[20490.915059][ T1364] unregister_netdevice: waiting for veth5.555 to become free. Usage count = 9
[20490.915471][ T1364] ref_tracker: veth5.555@ffff888004fa95d0 has 1/8 users at
[20490.915471][ T1364]      ___neigh_create+0x14b/0xf60
[20490.915471][ T1364]      ip6_finish_output2+0xa70/0xf80
[20490.915471][ T1364]      ip6_finish_output+0x4ed/0xd30
[20490.915471][ T1364]      ip6_output+0x1f3/0x770
[20490.915471][ T1364]      NF_HOOK.constprop.0+0xe2/0x680
[20490.915471][ T1364]      mld_sendpack+0x62d/0xbc0
[20490.915471][ T1364]      mld_ifc_work+0x32/0x1f0
[20490.915471][ T1364]      process_one_work+0x84d/0x18a0
[20490.915471][ T1364]      worker_thread+0x587/0xd30
[20490.915471][ T1364]      kthread+0x28a/0x350
[20490.915471][ T1364]      ret_from_fork+0x31/0x70
[20490.915471][ T1364]      ret_from_fork_asm+0x1a/0x30
[20490.915471][ T1364] 
[20490.917204][ T1364] ref_tracker: veth5.555@ffff888004fa95d0 has 4/8 users at
[20490.917204][ T1364]      dst_init+0x84/0x4a0
[20490.917204][ T1364]      dst_alloc+0x97/0x150
[20490.917204][ T1364]      ip6_dst_alloc+0x23/0x90
[20490.917204][ T1364]      ip6_rt_pcpu_alloc+0x1e6/0x520
[20490.917204][ T1364]      ip6_pol_route+0x56f/0x840
[20490.917204][ T1364]      vrf_ip6_input_dst+0x2eb/0x4e0 [vrf]
[20490.917204][ T1364]      vrf_ip6_rcv+0x860/0xce0 [vrf]
[20490.917204][ T1364]      ipv6_rcv+0x1ad/0x810
[20490.917204][ T1364]      __netif_receive_skb_one_core+0x118/0x1b0
[20490.917204][ T1364]      process_backlog+0x101/0x620
[20490.917204][ T1364]      __napi_poll.constprop.0+0xa2/0x460
[20490.917204][ T1364]      net_rx_action+0x495/0xbe0
[20490.917204][ T1364]      __do_softirq+0x1b5/0x7f6
[20490.917204][ T1364] 
[20490.919422][ T1364] ref_tracker: veth5.555@ffff888004fa95d0 has 1/8 users at
[20490.919422][ T1364]      netdev_get_by_index+0x5e/0x80
[20490.919422][ T1364]      fib6_nh_init+0x3d8/0x15b0
[20490.919422][ T1364]      ip6_route_info_create+0xf18/0x17d0
[20490.919422][ T1364]      ip6_route_add+0x1c/0x140
[20490.919422][ T1364]      addrconf_add_mroute+0x1ac/0x2c0
[20490.919422][ T1364]      addrconf_add_dev+0xe2/0x170
[20490.919422][ T1364]      inet6_addr_add+0x12f/0xa40
[20490.919422][ T1364]      inet6_rtm_newaddr+0x560/0x6b0
[20490.919422][ T1364]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20490.919422][ T1364]      netlink_rcv_skb+0x130/0x360
[20490.919422][ T1364]      netlink_unicast+0x449/0x710
[20490.919422][ T1364]      netlink_sendmsg+0x723/0xbe0
[20490.919422][ T1364]      ____sys_sendmsg+0x7b2/0xa10
[20490.919422][ T1364]      ___sys_sendmsg+0xee/0x170
[20490.919422][ T1364]      __sys_sendmsg+0xcd/0x170
[20490.919422][ T1364]      do_syscall_64+0xc6/0x1e0
[20490.919422][ T1364] 
[20490.921628][ T1364] ref_tracker: veth5.555@ffff888004fa95d0 has 1/8 users at
[20490.921628][ T1364]      ipv6_add_dev+0x3b9/0x11c0
[20490.921628][ T1364]      ipv6_find_idev+0x102/0x170
[20490.921628][ T1364]      inet6_rtm_newaddr+0x37c/0x6b0
[20490.921628][ T1364]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20490.921628][ T1364]      netlink_rcv_skb+0x130/0x360
[20490.921628][ T1364]      netlink_unicast+0x449/0x710
[20490.921628][ T1364]      netlink_sendmsg+0x723/0xbe0
[20490.921628][ T1364]      ____sys_sendmsg+0x7b2/0xa10
[20490.921628][ T1364]      ___sys_sendmsg+0xee/0x170
[20490.921628][ T1364]      __sys_sendmsg+0xcd/0x170
[20490.921628][ T1364]      do_syscall_64+0xc6/0x1e0
[20490.921628][ T1364]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20490.921628][ T1364] 
[20490.923354][ T1364] ref_tracker: veth5.555@ffff888004fa95d0 has 1/8 users at
[20490.923354][ T1364]      neigh_parms_alloc+0x1e5/0x510
[20490.923354][ T1364]      ipv6_add_dev+0x2fd/0x11c0
[20490.923354][ T1364]      ipv6_find_idev+0x102/0x170
[20490.923354][ T1364]      inet6_rtm_newaddr+0x37c/0x6b0
[20490.923354][ T1364]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20490.923354][ T1364]      netlink_rcv_skb+0x130/0x360
[20490.923354][ T1364]      netlink_unicast+0x449/0x710
[20490.923354][ T1364]      netlink_sendmsg+0x723/0xbe0
[20490.923354][ T1364]      ____sys_sendmsg+0x7b2/0xa10
[20490.923354][ T1364]      ___sys_sendmsg+0xee/0x170
[20490.923354][ T1364]      __sys_sendmsg+0xcd/0x170
[20490.923354][ T1364]      do_syscall_64+0xc6/0x1e0
[20490.923354][ T1364]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20490.923354][ T1364]