[20603.799960][ T2629] unregister_netdevice: waiting for v3 to become free. Usage count = 6 [20603.800451][ T2629] ref_tracker: v3@ffff888005bd15d0 has 1/5 users at [20603.800451][ T2629] ___neigh_create+0x14b/0xf60 [20603.800451][ T2629] ip6_finish_output2+0xa70/0xf80 [20603.800451][ T2629] ip6_finish_output+0x4ed/0xd30 [20603.800451][ T2629] ip6_output+0x1f3/0x770 [20603.800451][ T2629] NF_HOOK.constprop.0+0xe2/0x680 [20603.800451][ T2629] mld_sendpack+0x62d/0xbc0 [20603.800451][ T2629] mld_ifc_work+0x32/0x1f0 [20603.800451][ T2629] process_one_work+0x84d/0x18a0 [20603.800451][ T2629] worker_thread+0x587/0xd30 [20603.800451][ T2629] kthread+0x28a/0x350 [20603.800451][ T2629] ret_from_fork+0x31/0x70 [20603.800451][ T2629] ret_from_fork_asm+0x1a/0x30 [20603.800451][ T2629] [20603.802160][ T2629] ref_tracker: v3@ffff888005bd15d0 has 1/5 users at [20603.802160][ T2629] dst_init+0x84/0x4a0 [20603.802160][ T2629] dst_alloc+0x97/0x150 [20603.802160][ T2629] ip6_dst_alloc+0x23/0x90 [20603.802160][ T2629] ip6_rt_pcpu_alloc+0x1e6/0x520 [20603.802160][ T2629] ip6_pol_route+0x56f/0x840 [20603.802160][ T2629] vrf_ip6_input_dst+0x2eb/0x4e0 [vrf] [20603.802160][ T2629] vrf_ip6_rcv+0x2af/0xce0 [vrf] [20603.802160][ T2629] ipv6_rcv+0x1ad/0x810 [20603.802160][ T2629] __netif_receive_skb_one_core+0x118/0x1b0 [20603.802160][ T2629] process_backlog+0x101/0x620 [20603.802160][ T2629] __napi_poll.constprop.0+0xa2/0x460 [20603.802160][ T2629] net_rx_action+0x495/0xbe0 [20603.802160][ T2629] __do_softirq+0x1b5/0x7f6 [20603.802160][ T2629] [20603.804010][ T2629] ref_tracker: v3@ffff888005bd15d0 has 1/5 users at [20603.804010][ T2629] netdev_get_by_index+0x5e/0x80 [20603.804010][ T2629] fib6_nh_init+0x3d8/0x15b0 [20603.804010][ T2629] ip6_route_info_create+0xf18/0x17d0 [20603.804010][ T2629] ip6_route_add+0x1c/0x140 [20603.804010][ T2629] addrconf_add_mroute+0x1ac/0x2c0 [20603.804010][ T2629] addrconf_add_dev+0xe2/0x170 [20603.804010][ T2629] inet6_addr_add+0x12f/0xa40 [20603.804010][ T2629] inet6_rtm_newaddr+0x560/0x6b0 [20603.804010][ T2629] rtnetlink_rcv_msg+0x2fb/0xbf0 [20603.804010][ T2629] netlink_rcv_skb+0x130/0x360 [20603.804010][ T2629] netlink_unicast+0x449/0x710 [20603.804010][ T2629] netlink_sendmsg+0x723/0xbe0 [20603.804010][ T2629] ____sys_sendmsg+0x7b2/0xa10 [20603.804010][ T2629] ___sys_sendmsg+0xee/0x170 [20603.804010][ T2629] __sys_sendmsg+0xcd/0x170 [20603.804010][ T2629] do_syscall_64+0xc6/0x1e0 [20603.804010][ T2629] [20603.806245][ T2629] ref_tracker: v3@ffff888005bd15d0 has 1/5 users at [20603.806245][ T2629] ipv6_add_dev+0x3b9/0x11c0 [20603.806245][ T2629] ipv6_find_idev+0x102/0x170 [20603.806245][ T2629] inet6_rtm_newaddr+0x37c/0x6b0 [20603.806245][ T2629] rtnetlink_rcv_msg+0x2fb/0xbf0 [20603.806245][ T2629] netlink_rcv_skb+0x130/0x360 [20603.806245][ T2629] netlink_unicast+0x449/0x710 [20603.806245][ T2629] netlink_sendmsg+0x723/0xbe0 [20603.806245][ T2629] ____sys_sendmsg+0x7b2/0xa10 [20603.806245][ T2629] ___sys_sendmsg+0xee/0x170 [20603.806245][ T2629] __sys_sendmsg+0xcd/0x170 [20603.806245][ T2629] do_syscall_64+0xc6/0x1e0 [20603.806245][ T2629] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [20603.806245][ T2629] [20603.807982][ T2629] ref_tracker: v3@ffff888005bd15d0 has 1/5 users at [20603.807982][ T2629] neigh_parms_alloc+0x1e5/0x510 [20603.807982][ T2629] ipv6_add_dev+0x2fd/0x11c0 [20603.807982][ T2629] ipv6_find_idev+0x102/0x170 [20603.807982][ T2629] inet6_rtm_newaddr+0x37c/0x6b0 [20603.807982][ T2629] rtnetlink_rcv_msg+0x2fb/0xbf0 [20603.807982][ T2629] netlink_rcv_skb+0x130/0x360 [20603.807982][ T2629] netlink_unicast+0x449/0x710 [20603.807982][ T2629] netlink_sendmsg+0x723/0xbe0 [20603.807982][ T2629] ____sys_sendmsg+0x7b2/0xa10 [20603.807982][ T2629] ___sys_sendmsg+0xee/0x170 [20603.807982][ T2629] __sys_sendmsg+0xcd/0x170 [20603.807982][ T2629] do_syscall_64+0xc6/0x1e0 [20603.807982][ T2629] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [20603.807982][ T2629] [20603.809867][ T2629] unregister_netdevice: waiting for v4 to become free. Usage count = 10 [20603.810171][ T2629] ref_tracker: v4@ffff888005c545d0 has 1/9 users at [20603.810171][ T2629] dst_init+0x84/0x4a0 [20603.810171][ T2629] dst_alloc+0x97/0x150 [20603.810171][ T2629] ip6_dst_alloc+0x23/0x90 [20603.810171][ T2629] ip6_rt_pcpu_alloc+0x1e6/0x520 [20603.810171][ T2629] ip6_pol_route+0x56f/0x840 [20603.810171][ T2629] __fib6_rule_action+0x1f3/0x5b0 [20603.810171][ T2629] fib_rules_lookup+0x2b4/0xa20 [20603.810171][ T2629] fib6_rule_lookup+0x182/0x630 [20603.810171][ T2629] ip6_route_output_flags+0x259/0x480 [20603.810171][ T2629] ip6_dst_lookup_tail.constprop.0+0x700/0xb60 [20603.810171][ T2629] ip6_dst_lookup_flow+0x88/0x190 [20603.810171][ T2629] udp_tunnel6_dst_lookup+0x2b9/0x4d0 [ip6_udp_tunnel] [20603.810171][ T2629] vxlan_xmit_one+0x97e/0x46c0 [vxlan] [20603.810171][ T2629] vxlan_xmit+0x983/0xf30 [vxlan] [20603.810171][ T2629] dev_hard_start_xmit+0x146/0x590 [20603.810171][ T2629] __dev_queue_xmit+0xf71/0x17f0 [20603.810171][ T2629] [20603.812490][ T2629] ref_tracker: v4@ffff888005c545d0 has 2/9 users at [20603.812490][ T2629] ip6_route_check_nh+0x4b8/0x6a0 [20603.812490][ T2629] ip6_validate_gw+0x3f7/0x7b0 [20603.812490][ T2629] fib6_nh_init+0xa5b/0x15b0 [20603.812490][ T2629] ip6_route_info_create+0xf18/0x17d0 [20603.812490][ T2629] ip6_route_multipath_add+0xa42/0x1930 [20603.812490][ T2629] inet6_rtm_newroute+0xa2/0x110 [20603.812490][ T2629] rtnetlink_rcv_msg+0x2fb/0xbf0 [20603.812490][ T2629] netlink_rcv_skb+0x130/0x360 [20603.812490][ T2629] netlink_unicast+0x449/0x710 [20603.812490][ T2629] netlink_sendmsg+0x723/0xbe0 [20603.812490][ T2629] ____sys_sendmsg+0x7b2/0xa10 [20603.812490][ T2629] ___sys_sendmsg+0xee/0x170 [20603.812490][ T2629] __sys_sendmsg+0xcd/0x170 [20603.812490][ T2629] do_syscall_64+0xc6/0x1e0 [20603.812490][ T2629] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [20603.812490][ T2629] [20603.814652][ T2629] ref_tracker: v4@ffff888005c545d0 has 1/9 users at [20603.814652][ T2629] dst_init+0x84/0x4a0 [20603.814652][ T2629] dst_alloc+0x97/0x150 [20603.814652][ T2629] ip6_dst_alloc+0x23/0x90 [20603.814652][ T2629] ip6_rt_pcpu_alloc+0x1e6/0x520 [20603.814652][ T2629] ip6_pol_route+0x56f/0x840 [20603.814652][ T2629] __fib6_rule_action+0x1f3/0x5b0 [20603.814652][ T2629] fib_rules_lookup+0x2b4/0xa20 [20603.814652][ T2629] fib6_rule_lookup+0x182/0x630 [20603.814652][ T2629] ip6_route_output_flags+0x259/0x480 [20603.814652][ T2629] ip6_dst_lookup_tail.constprop.0+0x700/0xb60 [20603.814652][ T2629] ip6_dst_lookup_flow+0x88/0x190 [20603.814652][ T2629] udp_tunnel6_dst_lookup+0x2b9/0x4d0 [ip6_udp_tunnel] [20603.814652][ T2629] vxlan_xmit_one+0x97e/0x46c0 [vxlan] [20603.814652][ T2629] vxlan_xmit+0x9ac/0xf30 [vxlan] [20603.814652][ T2629] dev_hard_start_xmit+0x146/0x590 [20603.814652][ T2629] __dev_queue_xmit+0xf71/0x17f0 [20603.814652][ T2629] [20603.816977][ T2629] ref_tracker: v4@ffff888005c545d0 has 1/9 users at [20603.816977][ T2629] netdev_get_by_index+0x5e/0x80 [20603.816977][ T2629] fib6_nh_init+0x3d8/0x15b0 [20603.816977][ T2629] ip6_route_info_create+0xf18/0x17d0 [20603.816977][ T2629] ip6_route_add+0x1c/0x140 [20603.816977][ T2629] addrconf_prefix_route+0x2a6/0x430 [20603.816977][ T2629] inet6_addr_add+0x4f8/0xa40 [20603.816977][ T2629] inet6_rtm_newaddr+0x560/0x6b0 [20603.816977][ T2629] rtnetlink_rcv_msg+0x2fb/0xbf0 [20603.816977][ T2629] netlink_rcv_skb+0x130/0x360 [20603.816977][ T2629] netlink_unicast+0x449/0x710 [20603.816977][ T2629] netlink_sendmsg+0x723/0xbe0 [20603.816977][ T2629] ____sys_sendmsg+0x7b2/0xa10 [20603.816977][ T2629] ___sys_sendmsg+0xee/0x170 [20603.816977][ T2629] __sys_sendmsg+0xcd/0x170 [20603.816977][ T2629] do_syscall_64+0xc6/0x1e0 [20603.816977][ T2629] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [20603.816977][ T2629] [20603.819226][ T2629] ref_tracker: v4@ffff888005c545d0 has 1/9 users at [20603.819226][ T2629] netdev_get_by_index+0x5e/0x80 [20603.819226][ T2629] fib6_nh_init+0x3d8/0x15b0 [20603.819226][ T2629] ip6_route_info_create+0xf18/0x17d0 [20603.819226][ T2629] addrconf_f6i_alloc+0x315/0x560 [20603.819226][ T2629] ipv6_add_addr+0x411/0x2000 [20603.819226][ T2629] inet6_addr_add+0x30e/0xa40 [20603.819226][ T2629] inet6_rtm_newaddr+0x560/0x6b0 [20603.819226][ T2629] rtnetlink_rcv_msg+0x2fb/0xbf0 [20603.819226][ T2629] netlink_rcv_skb+0x130/0x360 [20603.819226][ T2629] netlink_unicast+0x449/0x710 [20603.819226][ T2629] netlink_sendmsg+0x723/0xbe0 [20603.819226][ T2629] ____sys_sendmsg+0x7b2/0xa10 [20603.819226][ T2629] ___sys_sendmsg+0xee/0x170 [20603.819226][ T2629] __sys_sendmsg+0xcd/0x170 [20603.819226][ T2629] do_syscall_64+0xc6/0x1e0 [20603.819226][ T2629] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [20603.819226][ T2629] [20603.821487][ T2629] ref_tracker: v4@ffff888005c545d0 has 1/9 users at [20603.821487][ T2629] netdev_get_by_index+0x5e/0x80 [20603.821487][ T2629] fib6_nh_init+0x3d8/0x15b0 [20603.821487][ T2629] ip6_route_info_create+0xf18/0x17d0 [20603.821487][ T2629] ip6_route_add+0x1c/0x140 [20603.821487][ T2629] addrconf_add_mroute+0x1ac/0x2c0 [20603.821487][ T2629] addrconf_add_dev+0xe2/0x170 [20603.821487][ T2629] inet6_addr_add+0x12f/0xa40 [20603.821487][ T2629] inet6_rtm_newaddr+0x560/0x6b0 [20603.821487][ T2629] rtnetlink_rcv_msg+0x2fb/0xbf0 [20603.821487][ T2629] netlink_rcv_skb+0x130/0x360 [20603.821487][ T2629] netlink_unicast+0x449/0x710 [20603.821487][ T2629] netlink_sendmsg+0x723/0xbe0 [20603.821487][ T2629] ____sys_sendmsg+0x7b2/0xa10 [20603.821487][ T2629] ___sys_sendmsg+0xee/0x170 [20603.821487][ T2629] __sys_sendmsg+0xcd/0x170 [20603.821487][ T2629] do_syscall_64+0xc6/0x1e0 [20603.821487][ T2629] [20603.823742][ T2629] ref_tracker: v4@ffff888005c545d0 has 1/9 users at [20603.823742][ T2629] ipv6_add_dev+0x3b9/0x11c0 [20603.823742][ T2629] ipv6_find_idev+0x102/0x170 [20603.823742][ T2629] inet6_rtm_newaddr+0x37c/0x6b0 [20603.823742][ T2629] rtnetlink_rcv_msg+0x2fb/0xbf0 [20603.823742][ T2629] netlink_rcv_skb+0x130/0x360 [20603.823742][ T2629] netlink_unicast+0x449/0x710 [20603.823742][ T2629] netlink_sendmsg+0x723/0xbe0 [20603.823742][ T2629] ____sys_sendmsg+0x7b2/0xa10 [20603.823742][ T2629] ___sys_sendmsg+0xee/0x170 [20603.823742][ T2629] __sys_sendmsg+0xcd/0x170 [20603.823742][ T2629] do_syscall_64+0xc6/0x1e0 [20603.823742][ T2629] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [20603.823742][ T2629] [20603.825503][ T2629] ref_tracker: v4@ffff888005c545d0 has 1/9 users at [20603.825503][ T2629] neigh_parms_alloc+0x1e5/0x510 [20603.825503][ T2629] ipv6_add_dev+0x2fd/0x11c0 [20603.825503][ T2629] ipv6_find_idev+0x102/0x170 [20603.825503][ T2629] inet6_rtm_newaddr+0x37c/0x6b0 [20603.825503][ T2629] rtnetlink_rcv_msg+0x2fb/0xbf0 [20603.825503][ T2629] netlink_rcv_skb+0x130/0x360 [20603.825503][ T2629] netlink_unicast+0x449/0x710 [20603.825503][ T2629] netlink_sendmsg+0x723/0xbe0 [20603.825503][ T2629] ____sys_sendmsg+0x7b2/0xa10 [20603.825503][ T2629] ___sys_sendmsg+0xee/0x170 [20603.825503][ T2629] __sys_sendmsg+0xcd/0x170 [20603.825503][ T2629] do_syscall_64+0xc6/0x1e0 [20603.825503][ T2629] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [20603.825503][ T2629]