unregister_netdevice: waiting for wg1 to become free. Usage count = 3
ref_tracker: netdev@0000000031dc4095 has 1/2 users at
     __netdev_tracker_alloc include/linux/netdevice.h:4471 [inline]
     netdev_tracker_alloc include/linux/netdevice.h:4483 [inline]
     netdev_get_by_index+0x88/0xe0 net/core/dev.c:1027
     fib6_nh_init+0x258/0x14d8 net/ipv6/route.c:3613
     ip6_route_info_create_nh+0x138/0x9c8 net/ipv6/route.c:3912
     addrconf_f6i_alloc+0x1e4/0x3b4 net/ipv6/route.c:4704
     fixup_permanent_addr net/ipv6/addrconf.c:3588 [inline]
     addrconf_permanent_addr+0x3b0/0x824 net/ipv6/addrconf.c:3639
     addrconf_notify+0x690/0xbe4 net/ipv6/addrconf.c:3706
     notifier_call_chain+0x194/0x60c kernel/notifier.c:85
     raw_notifier_call_chain+0x3c/0x50 kernel/notifier.c:453
     call_netdevice_notifiers_info+0xb8/0x120 net/core/dev.c:2249
     call_netdevice_notifiers_extack net/core/dev.c:2287 [inline]
     call_netdevice_notifiers net/core/dev.c:2301 [inline]
     __dev_notify_flags+0x160/0x27c net/core/dev.c:9797
     netif_change_flags+0xd0/0x15c net/core/dev.c:9826
     do_setlink+0xab0/0x31c0 net/core/rtnetlink.c:3181
     rtnl_changelink net/core/rtnetlink.c:3800 [inline]
     __rtnl_newlink net/core/rtnetlink.c:3973 [inline]
     rtnl_newlink+0xd24/0x113c net/core/rtnetlink.c:4110
     rtnetlink_rcv_msg+0x66c/0x9c8 net/core/rtnetlink.c:6997
     netlink_rcv_skb+0x22c/0x410 net/netlink/af_netlink.c:2555
     rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:7024

ref_tracker: netdev@0000000031dc4095 has 1/2 users at
     __netdev_tracker_alloc include/linux/netdevice.h:4471 [inline]
     netdev_tracker_alloc+0x68/0xb0 include/linux/netdevice.h:4483
     fib_create_info+0x1b14/0x2100 net/ipv4/fib_semantics.c:1495
     fib_table_insert+0xa4/0x11e8 net/ipv4/fib_trie.c:1212
     fib_magic+0x26c/0x344 net/ipv4/fib_frontend.c:1134
     fib_add_ifaddr+0x118/0x4e4 net/ipv4/fib_frontend.c:1156
     fib_inetaddr_event+0x114/0x1c0 net/ipv4/fib_frontend.c:1470
     notifier_call_chain+0x194/0x60c kernel/notifier.c:85
     blocking_notifier_call_chain+0x70/0xa0 kernel/notifier.c:380
     __inet_insert_ifa+0x828/0xa0c net/ipv4/devinet.c:566
     inet_rtm_newaddr+0xb58/0x10e8 net/ipv4/devinet.c:1001
     rtnetlink_rcv_msg+0x66c/0x9c8 net/core/rtnetlink.c:6997
     netlink_rcv_skb+0x22c/0x410 net/netlink/af_netlink.c:2555
     rtnetlink_rcv+0x28/0x38 net/core/rtnetlink.c:7024
     netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
     netlink_unicast+0x610/0x800 net/netlink/af_netlink.c:1344
     netlink_sendmsg+0x63c/0x920 net/netlink/af_netlink.c:1899
     sock_sendmsg_nosec net/socket.c:787 [inline]
     __sock_sendmsg+0xc8/0x138 net/socket.c:802