[ 4860.037928][T19383] ip6_gre: GRE over IPv6 tunneling driver
[ 4861.328735][T19398] br1: port 1(veth1) entered blocking state
[ 4861.329084][T19398] br1: port 1(veth1) entered disabled state
[ 4861.329344][T19398] veth1: entered allmulticast mode
[ 4861.331887][T19398] veth1: entered promiscuous mode
[ 4861.474148][   T49] br1: port 1(veth1) entered blocking state
[ 4861.474411][   T49] br1: port 1(veth1) entered forwarding state
[ 4861.626133][T19400] br1: port 2(veth2) entered blocking state
[ 4861.626380][T19400] br1: port 2(veth2) entered disabled state
[ 4861.626614][T19400] veth2: entered allmulticast mode
[ 4861.628456][T19400] veth2: entered promiscuous mode
[ 4861.775101][    T7] br1: port 2(veth2) entered blocking state
[ 4861.775387][    T7] br1: port 2(veth2) entered forwarding state
[ 4863.910288][   T49] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 4863.941198][   T10] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 4864.051520][   T49] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 4864.352404][   T49] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 4864.503162][   T50] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 4865.007235][   T10] ip6_tunnel: h3-gt6 xmit: Local address not yet configured!
[ 4897.287134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4897.287662][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4897.287662][T19513]      netdev_get_by_index+0x5e/0x80
[ 4897.287662][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4897.287662][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4897.287662][T19513]      ip6_route_add+0x1c/0x140
[ 4897.287662][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4897.287662][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4897.287662][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4897.287662][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4897.287662][T19513]      netlink_rcv_skb+0x130/0x360
[ 4897.287662][T19513]      netlink_unicast+0x449/0x710
[ 4897.287662][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4897.287662][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4897.287662][T19513]      ___sys_sendmsg+0xee/0x170
[ 4897.287662][T19513]      __sys_sendmsg+0xcd/0x170
[ 4897.287662][T19513]      do_syscall_64+0xc6/0x1e0
[ 4897.287662][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4897.287662][T19513] 
[ 4897.290431][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4897.290431][T19513]      netdev_get_by_index+0x5e/0x80
[ 4897.290431][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4897.290431][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4897.290431][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4897.290431][T19513]      ipv6_add_addr+0x411/0x2000
[ 4897.290431][T19513]      inet6_addr_add+0x30e/0xa40
[ 4897.290431][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4897.290431][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4897.290431][T19513]      netlink_rcv_skb+0x130/0x360
[ 4897.290431][T19513]      netlink_unicast+0x449/0x710
[ 4897.290431][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4897.290431][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4897.290431][T19513]      ___sys_sendmsg+0xee/0x170
[ 4897.290431][T19513]      __sys_sendmsg+0xcd/0x170
[ 4897.290431][T19513]      do_syscall_64+0xc6/0x1e0
[ 4897.290431][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4897.290431][T19513] 
[ 4897.292729][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4897.292729][T19513]      netdev_get_by_index+0x5e/0x80
[ 4897.292729][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4897.292729][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4897.292729][T19513]      ip6_route_add+0x1c/0x140
[ 4897.292729][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4897.292729][T19513]      addrconf_add_dev+0xe2/0x170
[ 4897.292729][T19513]      inet6_addr_add+0x12f/0xa40
[ 4897.292729][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4897.292729][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4897.292729][T19513]      netlink_rcv_skb+0x130/0x360
[ 4897.292729][T19513]      netlink_unicast+0x449/0x710
[ 4897.292729][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4897.292729][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4897.292729][T19513]      ___sys_sendmsg+0xee/0x170
[ 4897.292729][T19513]      __sys_sendmsg+0xcd/0x170
[ 4897.292729][T19513]      do_syscall_64+0xc6/0x1e0
[ 4897.292729][T19513] 
[ 4897.295017][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4897.295017][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4897.295017][T19513]      ipv6_find_idev+0x102/0x170
[ 4897.295017][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4897.295017][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4897.295017][T19513]      netlink_rcv_skb+0x130/0x360
[ 4897.295017][T19513]      netlink_unicast+0x449/0x710
[ 4897.295017][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4897.295017][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4897.295017][T19513]      ___sys_sendmsg+0xee/0x170
[ 4897.295017][T19513]      __sys_sendmsg+0xcd/0x170
[ 4897.295017][T19513]      do_syscall_64+0xc6/0x1e0
[ 4897.295017][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4897.295017][T19513] 
[ 4897.296737][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4897.296737][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4897.296737][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4897.296737][T19513]      ipv6_find_idev+0x102/0x170
[ 4897.296737][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4897.296737][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4897.296737][T19513]      netlink_rcv_skb+0x130/0x360
[ 4897.296737][T19513]      netlink_unicast+0x449/0x710
[ 4897.296737][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4897.296737][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4897.296737][T19513]      ___sys_sendmsg+0xee/0x170
[ 4897.296737][T19513]      __sys_sendmsg+0xcd/0x170
[ 4897.296737][T19513]      do_syscall_64+0xc6/0x1e0
[ 4897.296737][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4897.296737][T19513] 
[ 4907.495140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4907.495579][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4907.495579][T19513]      netdev_get_by_index+0x5e/0x80
[ 4907.495579][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4907.495579][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4907.495579][T19513]      ip6_route_add+0x1c/0x140
[ 4907.495579][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4907.495579][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4907.495579][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4907.495579][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4907.495579][T19513]      netlink_rcv_skb+0x130/0x360
[ 4907.495579][T19513]      netlink_unicast+0x449/0x710
[ 4907.495579][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4907.495579][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4907.495579][T19513]      ___sys_sendmsg+0xee/0x170
[ 4907.495579][T19513]      __sys_sendmsg+0xcd/0x170
[ 4907.495579][T19513]      do_syscall_64+0xc6/0x1e0
[ 4907.495579][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4907.495579][T19513] 
[ 4907.497872][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4907.497872][T19513]      netdev_get_by_index+0x5e/0x80
[ 4907.497872][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4907.497872][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4907.497872][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4907.497872][T19513]      ipv6_add_addr+0x411/0x2000
[ 4907.497872][T19513]      inet6_addr_add+0x30e/0xa40
[ 4907.497872][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4907.497872][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4907.497872][T19513]      netlink_rcv_skb+0x130/0x360
[ 4907.497872][T19513]      netlink_unicast+0x449/0x710
[ 4907.497872][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4907.497872][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4907.497872][T19513]      ___sys_sendmsg+0xee/0x170
[ 4907.497872][T19513]      __sys_sendmsg+0xcd/0x170
[ 4907.497872][T19513]      do_syscall_64+0xc6/0x1e0
[ 4907.497872][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4907.497872][T19513] 
[ 4907.500209][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4907.500209][T19513]      netdev_get_by_index+0x5e/0x80
[ 4907.500209][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4907.500209][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4907.500209][T19513]      ip6_route_add+0x1c/0x140
[ 4907.500209][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4907.500209][T19513]      addrconf_add_dev+0xe2/0x170
[ 4907.500209][T19513]      inet6_addr_add+0x12f/0xa40
[ 4907.500209][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4907.500209][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4907.500209][T19513]      netlink_rcv_skb+0x130/0x360
[ 4907.500209][T19513]      netlink_unicast+0x449/0x710
[ 4907.500209][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4907.500209][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4907.500209][T19513]      ___sys_sendmsg+0xee/0x170
[ 4907.500209][T19513]      __sys_sendmsg+0xcd/0x170
[ 4907.500209][T19513]      do_syscall_64+0xc6/0x1e0
[ 4907.500209][T19513] 
[ 4907.502475][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4907.502475][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4907.502475][T19513]      ipv6_find_idev+0x102/0x170
[ 4907.502475][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4907.502475][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4907.502475][T19513]      netlink_rcv_skb+0x130/0x360
[ 4907.502475][T19513]      netlink_unicast+0x449/0x710
[ 4907.502475][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4907.502475][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4907.502475][T19513]      ___sys_sendmsg+0xee/0x170
[ 4907.502475][T19513]      __sys_sendmsg+0xcd/0x170
[ 4907.502475][T19513]      do_syscall_64+0xc6/0x1e0
[ 4907.502475][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4907.502475][T19513] 
[ 4907.504252][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4907.504252][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4907.504252][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4907.504252][T19513]      ipv6_find_idev+0x102/0x170
[ 4907.504252][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4907.504252][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4907.504252][T19513]      netlink_rcv_skb+0x130/0x360
[ 4907.504252][T19513]      netlink_unicast+0x449/0x710
[ 4907.504252][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4907.504252][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4907.504252][T19513]      ___sys_sendmsg+0xee/0x170
[ 4907.504252][T19513]      __sys_sendmsg+0xcd/0x170
[ 4907.504252][T19513]      do_syscall_64+0xc6/0x1e0
[ 4907.504252][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4907.504252][T19513] 
[ 4917.607138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4917.607606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4917.607606][T19513]      netdev_get_by_index+0x5e/0x80
[ 4917.607606][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4917.607606][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4917.607606][T19513]      ip6_route_add+0x1c/0x140
[ 4917.607606][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4917.607606][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4917.607606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4917.607606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4917.607606][T19513]      netlink_rcv_skb+0x130/0x360
[ 4917.607606][T19513]      netlink_unicast+0x449/0x710
[ 4917.607606][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4917.607606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4917.607606][T19513]      ___sys_sendmsg+0xee/0x170
[ 4917.607606][T19513]      __sys_sendmsg+0xcd/0x170
[ 4917.607606][T19513]      do_syscall_64+0xc6/0x1e0
[ 4917.607606][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4917.607606][T19513] 
[ 4917.609875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4917.609875][T19513]      netdev_get_by_index+0x5e/0x80
[ 4917.609875][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4917.609875][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4917.609875][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4917.609875][T19513]      ipv6_add_addr+0x411/0x2000
[ 4917.609875][T19513]      inet6_addr_add+0x30e/0xa40
[ 4917.609875][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4917.609875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4917.609875][T19513]      netlink_rcv_skb+0x130/0x360
[ 4917.609875][T19513]      netlink_unicast+0x449/0x710
[ 4917.609875][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4917.609875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4917.609875][T19513]      ___sys_sendmsg+0xee/0x170
[ 4917.609875][T19513]      __sys_sendmsg+0xcd/0x170
[ 4917.609875][T19513]      do_syscall_64+0xc6/0x1e0
[ 4917.609875][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4917.609875][T19513] 
[ 4917.612116][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4917.612116][T19513]      netdev_get_by_index+0x5e/0x80
[ 4917.612116][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4917.612116][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4917.612116][T19513]      ip6_route_add+0x1c/0x140
[ 4917.612116][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4917.612116][T19513]      addrconf_add_dev+0xe2/0x170
[ 4917.612116][T19513]      inet6_addr_add+0x12f/0xa40
[ 4917.612116][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4917.612116][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4917.612116][T19513]      netlink_rcv_skb+0x130/0x360
[ 4917.612116][T19513]      netlink_unicast+0x449/0x710
[ 4917.612116][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4917.612116][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4917.612116][T19513]      ___sys_sendmsg+0xee/0x170
[ 4917.612116][T19513]      __sys_sendmsg+0xcd/0x170
[ 4917.612116][T19513]      do_syscall_64+0xc6/0x1e0
[ 4917.612116][T19513] 
[ 4917.614342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4917.614342][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4917.614342][T19513]      ipv6_find_idev+0x102/0x170
[ 4917.614342][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4917.614342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4917.614342][T19513]      netlink_rcv_skb+0x130/0x360
[ 4917.614342][T19513]      netlink_unicast+0x449/0x710
[ 4917.614342][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4917.614342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4917.614342][T19513]      ___sys_sendmsg+0xee/0x170
[ 4917.614342][T19513]      __sys_sendmsg+0xcd/0x170
[ 4917.614342][T19513]      do_syscall_64+0xc6/0x1e0
[ 4917.614342][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4917.614342][T19513] 
[ 4917.616059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4917.616059][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4917.616059][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4917.616059][T19513]      ipv6_find_idev+0x102/0x170
[ 4917.616059][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4917.616059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4917.616059][T19513]      netlink_rcv_skb+0x130/0x360
[ 4917.616059][T19513]      netlink_unicast+0x449/0x710
[ 4917.616059][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4917.616059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4917.616059][T19513]      ___sys_sendmsg+0xee/0x170
[ 4917.616059][T19513]      __sys_sendmsg+0xcd/0x170
[ 4917.616059][T19513]      do_syscall_64+0xc6/0x1e0
[ 4917.616059][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4917.616059][T19513] 
[ 4927.855124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4927.855532][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4927.855532][T19513]      netdev_get_by_index+0x5e/0x80
[ 4927.855532][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4927.855532][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4927.855532][T19513]      ip6_route_add+0x1c/0x140
[ 4927.855532][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4927.855532][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4927.855532][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4927.855532][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4927.855532][T19513]      netlink_rcv_skb+0x130/0x360
[ 4927.855532][T19513]      netlink_unicast+0x449/0x710
[ 4927.855532][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4927.855532][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4927.855532][T19513]      ___sys_sendmsg+0xee/0x170
[ 4927.855532][T19513]      __sys_sendmsg+0xcd/0x170
[ 4927.855532][T19513]      do_syscall_64+0xc6/0x1e0
[ 4927.855532][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4927.855532][T19513] 
[ 4927.857804][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4927.857804][T19513]      netdev_get_by_index+0x5e/0x80
[ 4927.857804][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4927.857804][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4927.857804][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4927.857804][T19513]      ipv6_add_addr+0x411/0x2000
[ 4927.857804][T19513]      inet6_addr_add+0x30e/0xa40
[ 4927.857804][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4927.857804][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4927.857804][T19513]      netlink_rcv_skb+0x130/0x360
[ 4927.857804][T19513]      netlink_unicast+0x449/0x710
[ 4927.857804][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4927.857804][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4927.857804][T19513]      ___sys_sendmsg+0xee/0x170
[ 4927.857804][T19513]      __sys_sendmsg+0xcd/0x170
[ 4927.857804][T19513]      do_syscall_64+0xc6/0x1e0
[ 4927.857804][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4927.857804][T19513] 
[ 4927.860032][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4927.860032][T19513]      netdev_get_by_index+0x5e/0x80
[ 4927.860032][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4927.860032][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4927.860032][T19513]      ip6_route_add+0x1c/0x140
[ 4927.860032][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4927.860032][T19513]      addrconf_add_dev+0xe2/0x170
[ 4927.860032][T19513]      inet6_addr_add+0x12f/0xa40
[ 4927.860032][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4927.860032][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4927.860032][T19513]      netlink_rcv_skb+0x130/0x360
[ 4927.860032][T19513]      netlink_unicast+0x449/0x710
[ 4927.860032][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4927.860032][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4927.860032][T19513]      ___sys_sendmsg+0xee/0x170
[ 4927.860032][T19513]      __sys_sendmsg+0xcd/0x170
[ 4927.860032][T19513]      do_syscall_64+0xc6/0x1e0
[ 4927.860032][T19513] 
[ 4927.862238][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4927.862238][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4927.862238][T19513]      ipv6_find_idev+0x102/0x170
[ 4927.862238][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4927.862238][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4927.862238][T19513]      netlink_rcv_skb+0x130/0x360
[ 4927.862238][T19513]      netlink_unicast+0x449/0x710
[ 4927.862238][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4927.862238][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4927.862238][T19513]      ___sys_sendmsg+0xee/0x170
[ 4927.862238][T19513]      __sys_sendmsg+0xcd/0x170
[ 4927.862238][T19513]      do_syscall_64+0xc6/0x1e0
[ 4927.862238][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4927.862238][T19513] 
[ 4927.863971][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4927.863971][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4927.863971][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4927.863971][T19513]      ipv6_find_idev+0x102/0x170
[ 4927.863971][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4927.863971][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4927.863971][T19513]      netlink_rcv_skb+0x130/0x360
[ 4927.863971][T19513]      netlink_unicast+0x449/0x710
[ 4927.863971][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4927.863971][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4927.863971][T19513]      ___sys_sendmsg+0xee/0x170
[ 4927.863971][T19513]      __sys_sendmsg+0xcd/0x170
[ 4927.863971][T19513]      do_syscall_64+0xc6/0x1e0
[ 4927.863971][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4927.863971][T19513] 
[ 4937.959162][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4937.959600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4937.959600][T19513]      netdev_get_by_index+0x5e/0x80
[ 4937.959600][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4937.959600][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4937.959600][T19513]      ip6_route_add+0x1c/0x140
[ 4937.959600][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4937.959600][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4937.959600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4937.959600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4937.959600][T19513]      netlink_rcv_skb+0x130/0x360
[ 4937.959600][T19513]      netlink_unicast+0x449/0x710
[ 4937.959600][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4937.959600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4937.959600][T19513]      ___sys_sendmsg+0xee/0x170
[ 4937.959600][T19513]      __sys_sendmsg+0xcd/0x170
[ 4937.959600][T19513]      do_syscall_64+0xc6/0x1e0
[ 4937.959600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4937.959600][T19513] 
[ 4937.961944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4937.961944][T19513]      netdev_get_by_index+0x5e/0x80
[ 4937.961944][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4937.961944][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4937.961944][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4937.961944][T19513]      ipv6_add_addr+0x411/0x2000
[ 4937.961944][T19513]      inet6_addr_add+0x30e/0xa40
[ 4937.961944][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4937.961944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4937.961944][T19513]      netlink_rcv_skb+0x130/0x360
[ 4937.961944][T19513]      netlink_unicast+0x449/0x710
[ 4937.961944][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4937.961944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4937.961944][T19513]      ___sys_sendmsg+0xee/0x170
[ 4937.961944][T19513]      __sys_sendmsg+0xcd/0x170
[ 4937.961944][T19513]      do_syscall_64+0xc6/0x1e0
[ 4937.961944][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4937.961944][T19513] 
[ 4937.964408][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4937.964408][T19513]      netdev_get_by_index+0x5e/0x80
[ 4937.964408][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4937.964408][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4937.964408][T19513]      ip6_route_add+0x1c/0x140
[ 4937.964408][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4937.964408][T19513]      addrconf_add_dev+0xe2/0x170
[ 4937.964408][T19513]      inet6_addr_add+0x12f/0xa40
[ 4937.964408][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4937.964408][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4937.964408][T19513]      netlink_rcv_skb+0x130/0x360
[ 4937.964408][T19513]      netlink_unicast+0x449/0x710
[ 4937.964408][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4937.964408][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4937.964408][T19513]      ___sys_sendmsg+0xee/0x170
[ 4937.964408][T19513]      __sys_sendmsg+0xcd/0x170
[ 4937.964408][T19513]      do_syscall_64+0xc6/0x1e0
[ 4937.964408][T19513] 
[ 4937.966640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4937.966640][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4937.966640][T19513]      ipv6_find_idev+0x102/0x170
[ 4937.966640][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4937.966640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4937.966640][T19513]      netlink_rcv_skb+0x130/0x360
[ 4937.966640][T19513]      netlink_unicast+0x449/0x710
[ 4937.966640][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4937.966640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4937.966640][T19513]      ___sys_sendmsg+0xee/0x170
[ 4937.966640][T19513]      __sys_sendmsg+0xcd/0x170
[ 4937.966640][T19513]      do_syscall_64+0xc6/0x1e0
[ 4937.966640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4937.966640][T19513] 
[ 4937.968377][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4937.968377][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4937.968377][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4937.968377][T19513]      ipv6_find_idev+0x102/0x170
[ 4937.968377][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4937.968377][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4937.968377][T19513]      netlink_rcv_skb+0x130/0x360
[ 4937.968377][T19513]      netlink_unicast+0x449/0x710
[ 4937.968377][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4937.968377][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4937.968377][T19513]      ___sys_sendmsg+0xee/0x170
[ 4937.968377][T19513]      __sys_sendmsg+0xcd/0x170
[ 4937.968377][T19513]      do_syscall_64+0xc6/0x1e0
[ 4937.968377][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4937.968377][T19513] 
[ 4948.215200][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4948.215715][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4948.215715][T19513]      netdev_get_by_index+0x5e/0x80
[ 4948.215715][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4948.215715][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4948.215715][T19513]      ip6_route_add+0x1c/0x140
[ 4948.215715][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4948.215715][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4948.215715][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4948.215715][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4948.215715][T19513]      netlink_rcv_skb+0x130/0x360
[ 4948.215715][T19513]      netlink_unicast+0x449/0x710
[ 4948.215715][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4948.215715][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4948.215715][T19513]      ___sys_sendmsg+0xee/0x170
[ 4948.215715][T19513]      __sys_sendmsg+0xcd/0x170
[ 4948.215715][T19513]      do_syscall_64+0xc6/0x1e0
[ 4948.215715][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4948.215715][T19513] 
[ 4948.218232][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4948.218232][T19513]      netdev_get_by_index+0x5e/0x80
[ 4948.218232][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4948.218232][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4948.218232][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4948.218232][T19513]      ipv6_add_addr+0x411/0x2000
[ 4948.218232][T19513]      inet6_addr_add+0x30e/0xa40
[ 4948.218232][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4948.218232][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4948.218232][T19513]      netlink_rcv_skb+0x130/0x360
[ 4948.218232][T19513]      netlink_unicast+0x449/0x710
[ 4948.218232][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4948.218232][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4948.218232][T19513]      ___sys_sendmsg+0xee/0x170
[ 4948.218232][T19513]      __sys_sendmsg+0xcd/0x170
[ 4948.218232][T19513]      do_syscall_64+0xc6/0x1e0
[ 4948.218232][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4948.218232][T19513] 
[ 4948.220700][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4948.220700][T19513]      netdev_get_by_index+0x5e/0x80
[ 4948.220700][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4948.220700][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4948.220700][T19513]      ip6_route_add+0x1c/0x140
[ 4948.220700][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4948.220700][T19513]      addrconf_add_dev+0xe2/0x170
[ 4948.220700][T19513]      inet6_addr_add+0x12f/0xa40
[ 4948.220700][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4948.220700][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4948.220700][T19513]      netlink_rcv_skb+0x130/0x360
[ 4948.220700][T19513]      netlink_unicast+0x449/0x710
[ 4948.220700][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4948.220700][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4948.220700][T19513]      ___sys_sendmsg+0xee/0x170
[ 4948.220700][T19513]      __sys_sendmsg+0xcd/0x170
[ 4948.220700][T19513]      do_syscall_64+0xc6/0x1e0
[ 4948.220700][T19513] 
[ 4948.223095][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4948.223095][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4948.223095][T19513]      ipv6_find_idev+0x102/0x170
[ 4948.223095][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4948.223095][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4948.223095][T19513]      netlink_rcv_skb+0x130/0x360
[ 4948.223095][T19513]      netlink_unicast+0x449/0x710
[ 4948.223095][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4948.223095][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4948.223095][T19513]      ___sys_sendmsg+0xee/0x170
[ 4948.223095][T19513]      __sys_sendmsg+0xcd/0x170
[ 4948.223095][T19513]      do_syscall_64+0xc6/0x1e0
[ 4948.223095][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4948.223095][T19513] 
[ 4948.224990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4948.224990][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4948.224990][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4948.224990][T19513]      ipv6_find_idev+0x102/0x170
[ 4948.224990][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4948.224990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4948.224990][T19513]      netlink_rcv_skb+0x130/0x360
[ 4948.224990][T19513]      netlink_unicast+0x449/0x710
[ 4948.224990][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4948.224990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4948.224990][T19513]      ___sys_sendmsg+0xee/0x170
[ 4948.224990][T19513]      __sys_sendmsg+0xcd/0x170
[ 4948.224990][T19513]      do_syscall_64+0xc6/0x1e0
[ 4948.224990][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4948.224990][T19513] 
[ 4958.479152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4958.479665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4958.479665][T19513]      netdev_get_by_index+0x5e/0x80
[ 4958.479665][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4958.479665][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4958.479665][T19513]      ip6_route_add+0x1c/0x140
[ 4958.479665][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4958.479665][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4958.479665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4958.479665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4958.479665][T19513]      netlink_rcv_skb+0x130/0x360
[ 4958.479665][T19513]      netlink_unicast+0x449/0x710
[ 4958.479665][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4958.479665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4958.479665][T19513]      ___sys_sendmsg+0xee/0x170
[ 4958.479665][T19513]      __sys_sendmsg+0xcd/0x170
[ 4958.479665][T19513]      do_syscall_64+0xc6/0x1e0
[ 4958.479665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4958.479665][T19513] 
[ 4958.482156][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4958.482156][T19513]      netdev_get_by_index+0x5e/0x80
[ 4958.482156][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4958.482156][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4958.482156][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4958.482156][T19513]      ipv6_add_addr+0x411/0x2000
[ 4958.482156][T19513]      inet6_addr_add+0x30e/0xa40
[ 4958.482156][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4958.482156][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4958.482156][T19513]      netlink_rcv_skb+0x130/0x360
[ 4958.482156][T19513]      netlink_unicast+0x449/0x710
[ 4958.482156][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4958.482156][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4958.482156][T19513]      ___sys_sendmsg+0xee/0x170
[ 4958.482156][T19513]      __sys_sendmsg+0xcd/0x170
[ 4958.482156][T19513]      do_syscall_64+0xc6/0x1e0
[ 4958.482156][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4958.482156][T19513] 
[ 4958.484634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4958.484634][T19513]      netdev_get_by_index+0x5e/0x80
[ 4958.484634][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4958.484634][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4958.484634][T19513]      ip6_route_add+0x1c/0x140
[ 4958.484634][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4958.484634][T19513]      addrconf_add_dev+0xe2/0x170
[ 4958.484634][T19513]      inet6_addr_add+0x12f/0xa40
[ 4958.484634][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4958.484634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4958.484634][T19513]      netlink_rcv_skb+0x130/0x360
[ 4958.484634][T19513]      netlink_unicast+0x449/0x710
[ 4958.484634][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4958.484634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4958.484634][T19513]      ___sys_sendmsg+0xee/0x170
[ 4958.484634][T19513]      __sys_sendmsg+0xcd/0x170
[ 4958.484634][T19513]      do_syscall_64+0xc6/0x1e0
[ 4958.484634][T19513] 
[ 4958.487080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4958.487080][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4958.487080][T19513]      ipv6_find_idev+0x102/0x170
[ 4958.487080][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4958.487080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4958.487080][T19513]      netlink_rcv_skb+0x130/0x360
[ 4958.487080][T19513]      netlink_unicast+0x449/0x710
[ 4958.487080][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4958.487080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4958.487080][T19513]      ___sys_sendmsg+0xee/0x170
[ 4958.487080][T19513]      __sys_sendmsg+0xcd/0x170
[ 4958.487080][T19513]      do_syscall_64+0xc6/0x1e0
[ 4958.487080][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4958.487080][T19513] 
[ 4958.488975][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4958.488975][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4958.488975][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4958.488975][T19513]      ipv6_find_idev+0x102/0x170
[ 4958.488975][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4958.488975][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4958.488975][T19513]      netlink_rcv_skb+0x130/0x360
[ 4958.488975][T19513]      netlink_unicast+0x449/0x710
[ 4958.488975][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4958.488975][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4958.488975][T19513]      ___sys_sendmsg+0xee/0x170
[ 4958.488975][T19513]      __sys_sendmsg+0xcd/0x170
[ 4958.488975][T19513]      do_syscall_64+0xc6/0x1e0
[ 4958.488975][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4958.488975][T19513] 
[ 4968.743160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4968.743694][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4968.743694][T19513]      netdev_get_by_index+0x5e/0x80
[ 4968.743694][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4968.743694][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4968.743694][T19513]      ip6_route_add+0x1c/0x140
[ 4968.743694][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4968.743694][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4968.743694][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4968.743694][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4968.743694][T19513]      netlink_rcv_skb+0x130/0x360
[ 4968.743694][T19513]      netlink_unicast+0x449/0x710
[ 4968.743694][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4968.743694][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4968.743694][T19513]      ___sys_sendmsg+0xee/0x170
[ 4968.743694][T19513]      __sys_sendmsg+0xcd/0x170
[ 4968.743694][T19513]      do_syscall_64+0xc6/0x1e0
[ 4968.743694][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4968.743694][T19513] 
[ 4968.746206][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4968.746206][T19513]      netdev_get_by_index+0x5e/0x80
[ 4968.746206][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4968.746206][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4968.746206][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4968.746206][T19513]      ipv6_add_addr+0x411/0x2000
[ 4968.746206][T19513]      inet6_addr_add+0x30e/0xa40
[ 4968.746206][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4968.746206][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4968.746206][T19513]      netlink_rcv_skb+0x130/0x360
[ 4968.746206][T19513]      netlink_unicast+0x449/0x710
[ 4968.746206][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4968.746206][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4968.746206][T19513]      ___sys_sendmsg+0xee/0x170
[ 4968.746206][T19513]      __sys_sendmsg+0xcd/0x170
[ 4968.746206][T19513]      do_syscall_64+0xc6/0x1e0
[ 4968.746206][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4968.746206][T19513] 
[ 4968.748654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4968.748654][T19513]      netdev_get_by_index+0x5e/0x80
[ 4968.748654][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4968.748654][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4968.748654][T19513]      ip6_route_add+0x1c/0x140
[ 4968.748654][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4968.748654][T19513]      addrconf_add_dev+0xe2/0x170
[ 4968.748654][T19513]      inet6_addr_add+0x12f/0xa40
[ 4968.748654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4968.748654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4968.748654][T19513]      netlink_rcv_skb+0x130/0x360
[ 4968.748654][T19513]      netlink_unicast+0x449/0x710
[ 4968.748654][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4968.748654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4968.748654][T19513]      ___sys_sendmsg+0xee/0x170
[ 4968.748654][T19513]      __sys_sendmsg+0xcd/0x170
[ 4968.748654][T19513]      do_syscall_64+0xc6/0x1e0
[ 4968.748654][T19513] 
[ 4968.751064][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4968.751064][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4968.751064][T19513]      ipv6_find_idev+0x102/0x170
[ 4968.751064][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4968.751064][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4968.751064][T19513]      netlink_rcv_skb+0x130/0x360
[ 4968.751064][T19513]      netlink_unicast+0x449/0x710
[ 4968.751064][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4968.751064][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4968.751064][T19513]      ___sys_sendmsg+0xee/0x170
[ 4968.751064][T19513]      __sys_sendmsg+0xcd/0x170
[ 4968.751064][T19513]      do_syscall_64+0xc6/0x1e0
[ 4968.751064][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4968.751064][T19513] 
[ 4968.752964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4968.752964][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4968.752964][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4968.752964][T19513]      ipv6_find_idev+0x102/0x170
[ 4968.752964][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4968.752964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4968.752964][T19513]      netlink_rcv_skb+0x130/0x360
[ 4968.752964][T19513]      netlink_unicast+0x449/0x710
[ 4968.752964][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4968.752964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4968.752964][T19513]      ___sys_sendmsg+0xee/0x170
[ 4968.752964][T19513]      __sys_sendmsg+0xcd/0x170
[ 4968.752964][T19513]      do_syscall_64+0xc6/0x1e0
[ 4968.752964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4968.752964][T19513] 
[ 4979.007180][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4979.007626][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4979.007626][T19513]      netdev_get_by_index+0x5e/0x80
[ 4979.007626][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4979.007626][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4979.007626][T19513]      ip6_route_add+0x1c/0x140
[ 4979.007626][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4979.007626][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4979.007626][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4979.007626][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4979.007626][T19513]      netlink_rcv_skb+0x130/0x360
[ 4979.007626][T19513]      netlink_unicast+0x449/0x710
[ 4979.007626][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4979.007626][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4979.007626][T19513]      ___sys_sendmsg+0xee/0x170
[ 4979.007626][T19513]      __sys_sendmsg+0xcd/0x170
[ 4979.007626][T19513]      do_syscall_64+0xc6/0x1e0
[ 4979.007626][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4979.007626][T19513] 
[ 4979.010132][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4979.010132][T19513]      netdev_get_by_index+0x5e/0x80
[ 4979.010132][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4979.010132][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4979.010132][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4979.010132][T19513]      ipv6_add_addr+0x411/0x2000
[ 4979.010132][T19513]      inet6_addr_add+0x30e/0xa40
[ 4979.010132][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4979.010132][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4979.010132][T19513]      netlink_rcv_skb+0x130/0x360
[ 4979.010132][T19513]      netlink_unicast+0x449/0x710
[ 4979.010132][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4979.010132][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4979.010132][T19513]      ___sys_sendmsg+0xee/0x170
[ 4979.010132][T19513]      __sys_sendmsg+0xcd/0x170
[ 4979.010132][T19513]      do_syscall_64+0xc6/0x1e0
[ 4979.010132][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4979.010132][T19513] 
[ 4979.012610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4979.012610][T19513]      netdev_get_by_index+0x5e/0x80
[ 4979.012610][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4979.012610][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4979.012610][T19513]      ip6_route_add+0x1c/0x140
[ 4979.012610][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4979.012610][T19513]      addrconf_add_dev+0xe2/0x170
[ 4979.012610][T19513]      inet6_addr_add+0x12f/0xa40
[ 4979.012610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4979.012610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4979.012610][T19513]      netlink_rcv_skb+0x130/0x360
[ 4979.012610][T19513]      netlink_unicast+0x449/0x710
[ 4979.012610][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4979.012610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4979.012610][T19513]      ___sys_sendmsg+0xee/0x170
[ 4979.012610][T19513]      __sys_sendmsg+0xcd/0x170
[ 4979.012610][T19513]      do_syscall_64+0xc6/0x1e0
[ 4979.012610][T19513] 
[ 4979.015058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4979.015058][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4979.015058][T19513]      ipv6_find_idev+0x102/0x170
[ 4979.015058][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4979.015058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4979.015058][T19513]      netlink_rcv_skb+0x130/0x360
[ 4979.015058][T19513]      netlink_unicast+0x449/0x710
[ 4979.015058][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4979.015058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4979.015058][T19513]      ___sys_sendmsg+0xee/0x170
[ 4979.015058][T19513]      __sys_sendmsg+0xcd/0x170
[ 4979.015058][T19513]      do_syscall_64+0xc6/0x1e0
[ 4979.015058][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4979.015058][T19513] 
[ 4979.016937][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4979.016937][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4979.016937][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4979.016937][T19513]      ipv6_find_idev+0x102/0x170
[ 4979.016937][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4979.016937][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4979.016937][T19513]      netlink_rcv_skb+0x130/0x360
[ 4979.016937][T19513]      netlink_unicast+0x449/0x710
[ 4979.016937][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4979.016937][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4979.016937][T19513]      ___sys_sendmsg+0xee/0x170
[ 4979.016937][T19513]      __sys_sendmsg+0xcd/0x170
[ 4979.016937][T19513]      do_syscall_64+0xc6/0x1e0
[ 4979.016937][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4979.016937][T19513] 
[ 4989.271172][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4989.271677][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4989.271677][T19513]      netdev_get_by_index+0x5e/0x80
[ 4989.271677][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4989.271677][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4989.271677][T19513]      ip6_route_add+0x1c/0x140
[ 4989.271677][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4989.271677][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4989.271677][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4989.271677][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4989.271677][T19513]      netlink_rcv_skb+0x130/0x360
[ 4989.271677][T19513]      netlink_unicast+0x449/0x710
[ 4989.271677][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4989.271677][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4989.271677][T19513]      ___sys_sendmsg+0xee/0x170
[ 4989.271677][T19513]      __sys_sendmsg+0xcd/0x170
[ 4989.271677][T19513]      do_syscall_64+0xc6/0x1e0
[ 4989.271677][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4989.271677][T19513] 
[ 4989.273986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4989.273986][T19513]      netdev_get_by_index+0x5e/0x80
[ 4989.273986][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4989.273986][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4989.273986][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4989.273986][T19513]      ipv6_add_addr+0x411/0x2000
[ 4989.273986][T19513]      inet6_addr_add+0x30e/0xa40
[ 4989.273986][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4989.273986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4989.273986][T19513]      netlink_rcv_skb+0x130/0x360
[ 4989.273986][T19513]      netlink_unicast+0x449/0x710
[ 4989.273986][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4989.273986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4989.273986][T19513]      ___sys_sendmsg+0xee/0x170
[ 4989.273986][T19513]      __sys_sendmsg+0xcd/0x170
[ 4989.273986][T19513]      do_syscall_64+0xc6/0x1e0
[ 4989.273986][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4989.273986][T19513] 
[ 4989.276252][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4989.276252][T19513]      netdev_get_by_index+0x5e/0x80
[ 4989.276252][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4989.276252][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4989.276252][T19513]      ip6_route_add+0x1c/0x140
[ 4989.276252][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4989.276252][T19513]      addrconf_add_dev+0xe2/0x170
[ 4989.276252][T19513]      inet6_addr_add+0x12f/0xa40
[ 4989.276252][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4989.276252][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4989.276252][T19513]      netlink_rcv_skb+0x130/0x360
[ 4989.276252][T19513]      netlink_unicast+0x449/0x710
[ 4989.276252][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4989.276252][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4989.276252][T19513]      ___sys_sendmsg+0xee/0x170
[ 4989.276252][T19513]      __sys_sendmsg+0xcd/0x170
[ 4989.276252][T19513]      do_syscall_64+0xc6/0x1e0
[ 4989.276252][T19513] 
[ 4989.278484][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4989.278484][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4989.278484][T19513]      ipv6_find_idev+0x102/0x170
[ 4989.278484][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4989.278484][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4989.278484][T19513]      netlink_rcv_skb+0x130/0x360
[ 4989.278484][T19513]      netlink_unicast+0x449/0x710
[ 4989.278484][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4989.278484][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4989.278484][T19513]      ___sys_sendmsg+0xee/0x170
[ 4989.278484][T19513]      __sys_sendmsg+0xcd/0x170
[ 4989.278484][T19513]      do_syscall_64+0xc6/0x1e0
[ 4989.278484][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4989.278484][T19513] 
[ 4989.280231][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4989.280231][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4989.280231][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4989.280231][T19513]      ipv6_find_idev+0x102/0x170
[ 4989.280231][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4989.280231][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4989.280231][T19513]      netlink_rcv_skb+0x130/0x360
[ 4989.280231][T19513]      netlink_unicast+0x449/0x710
[ 4989.280231][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4989.280231][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4989.280231][T19513]      ___sys_sendmsg+0xee/0x170
[ 4989.280231][T19513]      __sys_sendmsg+0xcd/0x170
[ 4989.280231][T19513]      do_syscall_64+0xc6/0x1e0
[ 4989.280231][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4989.280231][T19513] 
[ 4999.527222][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 4999.527664][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4999.527664][T19513]      netdev_get_by_index+0x5e/0x80
[ 4999.527664][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4999.527664][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4999.527664][T19513]      ip6_route_add+0x1c/0x140
[ 4999.527664][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 4999.527664][T19513]      inet6_addr_add+0x4f8/0xa40
[ 4999.527664][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4999.527664][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4999.527664][T19513]      netlink_rcv_skb+0x130/0x360
[ 4999.527664][T19513]      netlink_unicast+0x449/0x710
[ 4999.527664][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4999.527664][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4999.527664][T19513]      ___sys_sendmsg+0xee/0x170
[ 4999.527664][T19513]      __sys_sendmsg+0xcd/0x170
[ 4999.527664][T19513]      do_syscall_64+0xc6/0x1e0
[ 4999.527664][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4999.527664][T19513] 
[ 4999.529984][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4999.529984][T19513]      netdev_get_by_index+0x5e/0x80
[ 4999.529984][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4999.529984][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4999.529984][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 4999.529984][T19513]      ipv6_add_addr+0x411/0x2000
[ 4999.529984][T19513]      inet6_addr_add+0x30e/0xa40
[ 4999.529984][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4999.529984][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4999.529984][T19513]      netlink_rcv_skb+0x130/0x360
[ 4999.529984][T19513]      netlink_unicast+0x449/0x710
[ 4999.529984][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4999.529984][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4999.529984][T19513]      ___sys_sendmsg+0xee/0x170
[ 4999.529984][T19513]      __sys_sendmsg+0xcd/0x170
[ 4999.529984][T19513]      do_syscall_64+0xc6/0x1e0
[ 4999.529984][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4999.529984][T19513] 
[ 4999.532246][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4999.532246][T19513]      netdev_get_by_index+0x5e/0x80
[ 4999.532246][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 4999.532246][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 4999.532246][T19513]      ip6_route_add+0x1c/0x140
[ 4999.532246][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 4999.532246][T19513]      addrconf_add_dev+0xe2/0x170
[ 4999.532246][T19513]      inet6_addr_add+0x12f/0xa40
[ 4999.532246][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 4999.532246][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4999.532246][T19513]      netlink_rcv_skb+0x130/0x360
[ 4999.532246][T19513]      netlink_unicast+0x449/0x710
[ 4999.532246][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4999.532246][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4999.532246][T19513]      ___sys_sendmsg+0xee/0x170
[ 4999.532246][T19513]      __sys_sendmsg+0xcd/0x170
[ 4999.532246][T19513]      do_syscall_64+0xc6/0x1e0
[ 4999.532246][T19513] 
[ 4999.534477][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4999.534477][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 4999.534477][T19513]      ipv6_find_idev+0x102/0x170
[ 4999.534477][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4999.534477][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4999.534477][T19513]      netlink_rcv_skb+0x130/0x360
[ 4999.534477][T19513]      netlink_unicast+0x449/0x710
[ 4999.534477][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4999.534477][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4999.534477][T19513]      ___sys_sendmsg+0xee/0x170
[ 4999.534477][T19513]      __sys_sendmsg+0xcd/0x170
[ 4999.534477][T19513]      do_syscall_64+0xc6/0x1e0
[ 4999.534477][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4999.534477][T19513] 
[ 4999.536206][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 4999.536206][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 4999.536206][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 4999.536206][T19513]      ipv6_find_idev+0x102/0x170
[ 4999.536206][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 4999.536206][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 4999.536206][T19513]      netlink_rcv_skb+0x130/0x360
[ 4999.536206][T19513]      netlink_unicast+0x449/0x710
[ 4999.536206][T19513]      netlink_sendmsg+0x723/0xbe0
[ 4999.536206][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 4999.536206][T19513]      ___sys_sendmsg+0xee/0x170
[ 4999.536206][T19513]      __sys_sendmsg+0xcd/0x170
[ 4999.536206][T19513]      do_syscall_64+0xc6/0x1e0
[ 4999.536206][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 4999.536206][T19513] 
[ 5009.783147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5009.783623][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5009.783623][T19513]      netdev_get_by_index+0x5e/0x80
[ 5009.783623][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5009.783623][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5009.783623][T19513]      ip6_route_add+0x1c/0x140
[ 5009.783623][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5009.783623][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5009.783623][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5009.783623][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5009.783623][T19513]      netlink_rcv_skb+0x130/0x360
[ 5009.783623][T19513]      netlink_unicast+0x449/0x710
[ 5009.783623][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5009.783623][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5009.783623][T19513]      ___sys_sendmsg+0xee/0x170
[ 5009.783623][T19513]      __sys_sendmsg+0xcd/0x170
[ 5009.783623][T19513]      do_syscall_64+0xc6/0x1e0
[ 5009.783623][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5009.783623][T19513] 
[ 5009.785912][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5009.785912][T19513]      netdev_get_by_index+0x5e/0x80
[ 5009.785912][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5009.785912][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5009.785912][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5009.785912][T19513]      ipv6_add_addr+0x411/0x2000
[ 5009.785912][T19513]      inet6_addr_add+0x30e/0xa40
[ 5009.785912][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5009.785912][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5009.785912][T19513]      netlink_rcv_skb+0x130/0x360
[ 5009.785912][T19513]      netlink_unicast+0x449/0x710
[ 5009.785912][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5009.785912][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5009.785912][T19513]      ___sys_sendmsg+0xee/0x170
[ 5009.785912][T19513]      __sys_sendmsg+0xcd/0x170
[ 5009.785912][T19513]      do_syscall_64+0xc6/0x1e0
[ 5009.785912][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5009.785912][T19513] 
[ 5009.788160][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5009.788160][T19513]      netdev_get_by_index+0x5e/0x80
[ 5009.788160][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5009.788160][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5009.788160][T19513]      ip6_route_add+0x1c/0x140
[ 5009.788160][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5009.788160][T19513]      addrconf_add_dev+0xe2/0x170
[ 5009.788160][T19513]      inet6_addr_add+0x12f/0xa40
[ 5009.788160][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5009.788160][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5009.788160][T19513]      netlink_rcv_skb+0x130/0x360
[ 5009.788160][T19513]      netlink_unicast+0x449/0x710
[ 5009.788160][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5009.788160][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5009.788160][T19513]      ___sys_sendmsg+0xee/0x170
[ 5009.788160][T19513]      __sys_sendmsg+0xcd/0x170
[ 5009.788160][T19513]      do_syscall_64+0xc6/0x1e0
[ 5009.788160][T19513] 
[ 5009.790362][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5009.790362][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5009.790362][T19513]      ipv6_find_idev+0x102/0x170
[ 5009.790362][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5009.790362][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5009.790362][T19513]      netlink_rcv_skb+0x130/0x360
[ 5009.790362][T19513]      netlink_unicast+0x449/0x710
[ 5009.790362][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5009.790362][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5009.790362][T19513]      ___sys_sendmsg+0xee/0x170
[ 5009.790362][T19513]      __sys_sendmsg+0xcd/0x170
[ 5009.790362][T19513]      do_syscall_64+0xc6/0x1e0
[ 5009.790362][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5009.790362][T19513] 
[ 5009.792090][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5009.792090][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5009.792090][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5009.792090][T19513]      ipv6_find_idev+0x102/0x170
[ 5009.792090][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5009.792090][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5009.792090][T19513]      netlink_rcv_skb+0x130/0x360
[ 5009.792090][T19513]      netlink_unicast+0x449/0x710
[ 5009.792090][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5009.792090][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5009.792090][T19513]      ___sys_sendmsg+0xee/0x170
[ 5009.792090][T19513]      __sys_sendmsg+0xcd/0x170
[ 5009.792090][T19513]      do_syscall_64+0xc6/0x1e0
[ 5009.792090][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5009.792090][T19513] 
[ 5020.047142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5020.047553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5020.047553][T19513]      netdev_get_by_index+0x5e/0x80
[ 5020.047553][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5020.047553][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5020.047553][T19513]      ip6_route_add+0x1c/0x140
[ 5020.047553][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5020.047553][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5020.047553][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5020.047553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5020.047553][T19513]      netlink_rcv_skb+0x130/0x360
[ 5020.047553][T19513]      netlink_unicast+0x449/0x710
[ 5020.047553][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5020.047553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5020.047553][T19513]      ___sys_sendmsg+0xee/0x170
[ 5020.047553][T19513]      __sys_sendmsg+0xcd/0x170
[ 5020.047553][T19513]      do_syscall_64+0xc6/0x1e0
[ 5020.047553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5020.047553][T19513] 
[ 5020.049822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5020.049822][T19513]      netdev_get_by_index+0x5e/0x80
[ 5020.049822][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5020.049822][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5020.049822][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5020.049822][T19513]      ipv6_add_addr+0x411/0x2000
[ 5020.049822][T19513]      inet6_addr_add+0x30e/0xa40
[ 5020.049822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5020.049822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5020.049822][T19513]      netlink_rcv_skb+0x130/0x360
[ 5020.049822][T19513]      netlink_unicast+0x449/0x710
[ 5020.049822][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5020.049822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5020.049822][T19513]      ___sys_sendmsg+0xee/0x170
[ 5020.049822][T19513]      __sys_sendmsg+0xcd/0x170
[ 5020.049822][T19513]      do_syscall_64+0xc6/0x1e0
[ 5020.049822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5020.049822][T19513] 
[ 5020.052073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5020.052073][T19513]      netdev_get_by_index+0x5e/0x80
[ 5020.052073][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5020.052073][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5020.052073][T19513]      ip6_route_add+0x1c/0x140
[ 5020.052073][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5020.052073][T19513]      addrconf_add_dev+0xe2/0x170
[ 5020.052073][T19513]      inet6_addr_add+0x12f/0xa40
[ 5020.052073][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5020.052073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5020.052073][T19513]      netlink_rcv_skb+0x130/0x360
[ 5020.052073][T19513]      netlink_unicast+0x449/0x710
[ 5020.052073][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5020.052073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5020.052073][T19513]      ___sys_sendmsg+0xee/0x170
[ 5020.052073][T19513]      __sys_sendmsg+0xcd/0x170
[ 5020.052073][T19513]      do_syscall_64+0xc6/0x1e0
[ 5020.052073][T19513] 
[ 5020.054436][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5020.054436][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5020.054436][T19513]      ipv6_find_idev+0x102/0x170
[ 5020.054436][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5020.054436][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5020.054436][T19513]      netlink_rcv_skb+0x130/0x360
[ 5020.054436][T19513]      netlink_unicast+0x449/0x710
[ 5020.054436][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5020.054436][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5020.054436][T19513]      ___sys_sendmsg+0xee/0x170
[ 5020.054436][T19513]      __sys_sendmsg+0xcd/0x170
[ 5020.054436][T19513]      do_syscall_64+0xc6/0x1e0
[ 5020.054436][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5020.054436][T19513] 
[ 5020.056295][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5020.056295][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5020.056295][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5020.056295][T19513]      ipv6_find_idev+0x102/0x170
[ 5020.056295][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5020.056295][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5020.056295][T19513]      netlink_rcv_skb+0x130/0x360
[ 5020.056295][T19513]      netlink_unicast+0x449/0x710
[ 5020.056295][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5020.056295][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5020.056295][T19513]      ___sys_sendmsg+0xee/0x170
[ 5020.056295][T19513]      __sys_sendmsg+0xcd/0x170
[ 5020.056295][T19513]      do_syscall_64+0xc6/0x1e0
[ 5020.056295][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5020.056295][T19513] 
[ 5030.127129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5030.127609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5030.127609][T19513]      netdev_get_by_index+0x5e/0x80
[ 5030.127609][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5030.127609][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5030.127609][T19513]      ip6_route_add+0x1c/0x140
[ 5030.127609][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5030.127609][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5030.127609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5030.127609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5030.127609][T19513]      netlink_rcv_skb+0x130/0x360
[ 5030.127609][T19513]      netlink_unicast+0x449/0x710
[ 5030.127609][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5030.127609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5030.127609][T19513]      ___sys_sendmsg+0xee/0x170
[ 5030.127609][T19513]      __sys_sendmsg+0xcd/0x170
[ 5030.127609][T19513]      do_syscall_64+0xc6/0x1e0
[ 5030.127609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5030.127609][T19513] 
[ 5030.129881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5030.129881][T19513]      netdev_get_by_index+0x5e/0x80
[ 5030.129881][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5030.129881][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5030.129881][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5030.129881][T19513]      ipv6_add_addr+0x411/0x2000
[ 5030.129881][T19513]      inet6_addr_add+0x30e/0xa40
[ 5030.129881][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5030.129881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5030.129881][T19513]      netlink_rcv_skb+0x130/0x360
[ 5030.129881][T19513]      netlink_unicast+0x449/0x710
[ 5030.129881][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5030.129881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5030.129881][T19513]      ___sys_sendmsg+0xee/0x170
[ 5030.129881][T19513]      __sys_sendmsg+0xcd/0x170
[ 5030.129881][T19513]      do_syscall_64+0xc6/0x1e0
[ 5030.129881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5030.129881][T19513] 
[ 5030.132099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5030.132099][T19513]      netdev_get_by_index+0x5e/0x80
[ 5030.132099][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5030.132099][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5030.132099][T19513]      ip6_route_add+0x1c/0x140
[ 5030.132099][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5030.132099][T19513]      addrconf_add_dev+0xe2/0x170
[ 5030.132099][T19513]      inet6_addr_add+0x12f/0xa40
[ 5030.132099][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5030.132099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5030.132099][T19513]      netlink_rcv_skb+0x130/0x360
[ 5030.132099][T19513]      netlink_unicast+0x449/0x710
[ 5030.132099][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5030.132099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5030.132099][T19513]      ___sys_sendmsg+0xee/0x170
[ 5030.132099][T19513]      __sys_sendmsg+0xcd/0x170
[ 5030.132099][T19513]      do_syscall_64+0xc6/0x1e0
[ 5030.132099][T19513] 
[ 5030.134304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5030.134304][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5030.134304][T19513]      ipv6_find_idev+0x102/0x170
[ 5030.134304][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5030.134304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5030.134304][T19513]      netlink_rcv_skb+0x130/0x360
[ 5030.134304][T19513]      netlink_unicast+0x449/0x710
[ 5030.134304][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5030.134304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5030.134304][T19513]      ___sys_sendmsg+0xee/0x170
[ 5030.134304][T19513]      __sys_sendmsg+0xcd/0x170
[ 5030.134304][T19513]      do_syscall_64+0xc6/0x1e0
[ 5030.134304][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5030.134304][T19513] 
[ 5030.136056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5030.136056][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5030.136056][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5030.136056][T19513]      ipv6_find_idev+0x102/0x170
[ 5030.136056][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5030.136056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5030.136056][T19513]      netlink_rcv_skb+0x130/0x360
[ 5030.136056][T19513]      netlink_unicast+0x449/0x710
[ 5030.136056][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5030.136056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5030.136056][T19513]      ___sys_sendmsg+0xee/0x170
[ 5030.136056][T19513]      __sys_sendmsg+0xcd/0x170
[ 5030.136056][T19513]      do_syscall_64+0xc6/0x1e0
[ 5030.136056][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5030.136056][T19513] 
[ 5040.375128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5040.375536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5040.375536][T19513]      netdev_get_by_index+0x5e/0x80
[ 5040.375536][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5040.375536][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5040.375536][T19513]      ip6_route_add+0x1c/0x140
[ 5040.375536][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5040.375536][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5040.375536][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5040.375536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5040.375536][T19513]      netlink_rcv_skb+0x130/0x360
[ 5040.375536][T19513]      netlink_unicast+0x449/0x710
[ 5040.375536][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5040.375536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5040.375536][T19513]      ___sys_sendmsg+0xee/0x170
[ 5040.375536][T19513]      __sys_sendmsg+0xcd/0x170
[ 5040.375536][T19513]      do_syscall_64+0xc6/0x1e0
[ 5040.375536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5040.375536][T19513] 
[ 5040.377845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5040.377845][T19513]      netdev_get_by_index+0x5e/0x80
[ 5040.377845][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5040.377845][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5040.377845][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5040.377845][T19513]      ipv6_add_addr+0x411/0x2000
[ 5040.377845][T19513]      inet6_addr_add+0x30e/0xa40
[ 5040.377845][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5040.377845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5040.377845][T19513]      netlink_rcv_skb+0x130/0x360
[ 5040.377845][T19513]      netlink_unicast+0x449/0x710
[ 5040.377845][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5040.377845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5040.377845][T19513]      ___sys_sendmsg+0xee/0x170
[ 5040.377845][T19513]      __sys_sendmsg+0xcd/0x170
[ 5040.377845][T19513]      do_syscall_64+0xc6/0x1e0
[ 5040.377845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5040.377845][T19513] 
[ 5040.380124][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5040.380124][T19513]      netdev_get_by_index+0x5e/0x80
[ 5040.380124][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5040.380124][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5040.380124][T19513]      ip6_route_add+0x1c/0x140
[ 5040.380124][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5040.380124][T19513]      addrconf_add_dev+0xe2/0x170
[ 5040.380124][T19513]      inet6_addr_add+0x12f/0xa40
[ 5040.380124][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5040.380124][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5040.380124][T19513]      netlink_rcv_skb+0x130/0x360
[ 5040.380124][T19513]      netlink_unicast+0x449/0x710
[ 5040.380124][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5040.380124][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5040.380124][T19513]      ___sys_sendmsg+0xee/0x170
[ 5040.380124][T19513]      __sys_sendmsg+0xcd/0x170
[ 5040.380124][T19513]      do_syscall_64+0xc6/0x1e0
[ 5040.380124][T19513] 
[ 5040.382392][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5040.382392][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5040.382392][T19513]      ipv6_find_idev+0x102/0x170
[ 5040.382392][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5040.382392][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5040.382392][T19513]      netlink_rcv_skb+0x130/0x360
[ 5040.382392][T19513]      netlink_unicast+0x449/0x710
[ 5040.382392][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5040.382392][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5040.382392][T19513]      ___sys_sendmsg+0xee/0x170
[ 5040.382392][T19513]      __sys_sendmsg+0xcd/0x170
[ 5040.382392][T19513]      do_syscall_64+0xc6/0x1e0
[ 5040.382392][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5040.382392][T19513] 
[ 5040.384157][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5040.384157][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5040.384157][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5040.384157][T19513]      ipv6_find_idev+0x102/0x170
[ 5040.384157][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5040.384157][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5040.384157][T19513]      netlink_rcv_skb+0x130/0x360
[ 5040.384157][T19513]      netlink_unicast+0x449/0x710
[ 5040.384157][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5040.384157][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5040.384157][T19513]      ___sys_sendmsg+0xee/0x170
[ 5040.384157][T19513]      __sys_sendmsg+0xcd/0x170
[ 5040.384157][T19513]      do_syscall_64+0xc6/0x1e0
[ 5040.384157][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5040.384157][T19513] 
[ 5050.623148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5050.623596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5050.623596][T19513]      netdev_get_by_index+0x5e/0x80
[ 5050.623596][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5050.623596][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5050.623596][T19513]      ip6_route_add+0x1c/0x140
[ 5050.623596][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5050.623596][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5050.623596][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5050.623596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5050.623596][T19513]      netlink_rcv_skb+0x130/0x360
[ 5050.623596][T19513]      netlink_unicast+0x449/0x710
[ 5050.623596][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5050.623596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5050.623596][T19513]      ___sys_sendmsg+0xee/0x170
[ 5050.623596][T19513]      __sys_sendmsg+0xcd/0x170
[ 5050.623596][T19513]      do_syscall_64+0xc6/0x1e0
[ 5050.623596][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5050.623596][T19513] 
[ 5050.626035][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5050.626035][T19513]      netdev_get_by_index+0x5e/0x80
[ 5050.626035][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5050.626035][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5050.626035][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5050.626035][T19513]      ipv6_add_addr+0x411/0x2000
[ 5050.626035][T19513]      inet6_addr_add+0x30e/0xa40
[ 5050.626035][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5050.626035][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5050.626035][T19513]      netlink_rcv_skb+0x130/0x360
[ 5050.626035][T19513]      netlink_unicast+0x449/0x710
[ 5050.626035][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5050.626035][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5050.626035][T19513]      ___sys_sendmsg+0xee/0x170
[ 5050.626035][T19513]      __sys_sendmsg+0xcd/0x170
[ 5050.626035][T19513]      do_syscall_64+0xc6/0x1e0
[ 5050.626035][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5050.626035][T19513] 
[ 5050.628417][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5050.628417][T19513]      netdev_get_by_index+0x5e/0x80
[ 5050.628417][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5050.628417][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5050.628417][T19513]      ip6_route_add+0x1c/0x140
[ 5050.628417][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5050.628417][T19513]      addrconf_add_dev+0xe2/0x170
[ 5050.628417][T19513]      inet6_addr_add+0x12f/0xa40
[ 5050.628417][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5050.628417][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5050.628417][T19513]      netlink_rcv_skb+0x130/0x360
[ 5050.628417][T19513]      netlink_unicast+0x449/0x710
[ 5050.628417][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5050.628417][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5050.628417][T19513]      ___sys_sendmsg+0xee/0x170
[ 5050.628417][T19513]      __sys_sendmsg+0xcd/0x170
[ 5050.628417][T19513]      do_syscall_64+0xc6/0x1e0
[ 5050.628417][T19513] 
[ 5050.630782][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5050.630782][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5050.630782][T19513]      ipv6_find_idev+0x102/0x170
[ 5050.630782][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5050.630782][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5050.630782][T19513]      netlink_rcv_skb+0x130/0x360
[ 5050.630782][T19513]      netlink_unicast+0x449/0x710
[ 5050.630782][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5050.630782][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5050.630782][T19513]      ___sys_sendmsg+0xee/0x170
[ 5050.630782][T19513]      __sys_sendmsg+0xcd/0x170
[ 5050.630782][T19513]      do_syscall_64+0xc6/0x1e0
[ 5050.630782][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5050.630782][T19513] 
[ 5050.632632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5050.632632][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5050.632632][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5050.632632][T19513]      ipv6_find_idev+0x102/0x170
[ 5050.632632][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5050.632632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5050.632632][T19513]      netlink_rcv_skb+0x130/0x360
[ 5050.632632][T19513]      netlink_unicast+0x449/0x710
[ 5050.632632][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5050.632632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5050.632632][T19513]      ___sys_sendmsg+0xee/0x170
[ 5050.632632][T19513]      __sys_sendmsg+0xcd/0x170
[ 5050.632632][T19513]      do_syscall_64+0xc6/0x1e0
[ 5050.632632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5050.632632][T19513] 
[ 5060.647152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5060.647589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5060.647589][T19513]      netdev_get_by_index+0x5e/0x80
[ 5060.647589][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5060.647589][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5060.647589][T19513]      ip6_route_add+0x1c/0x140
[ 5060.647589][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5060.647589][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5060.647589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5060.647589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5060.647589][T19513]      netlink_rcv_skb+0x130/0x360
[ 5060.647589][T19513]      netlink_unicast+0x449/0x710
[ 5060.647589][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5060.647589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5060.647589][T19513]      ___sys_sendmsg+0xee/0x170
[ 5060.647589][T19513]      __sys_sendmsg+0xcd/0x170
[ 5060.647589][T19513]      do_syscall_64+0xc6/0x1e0
[ 5060.647589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5060.647589][T19513] 
[ 5060.650013][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5060.650013][T19513]      netdev_get_by_index+0x5e/0x80
[ 5060.650013][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5060.650013][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5060.650013][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5060.650013][T19513]      ipv6_add_addr+0x411/0x2000
[ 5060.650013][T19513]      inet6_addr_add+0x30e/0xa40
[ 5060.650013][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5060.650013][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5060.650013][T19513]      netlink_rcv_skb+0x130/0x360
[ 5060.650013][T19513]      netlink_unicast+0x449/0x710
[ 5060.650013][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5060.650013][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5060.650013][T19513]      ___sys_sendmsg+0xee/0x170
[ 5060.650013][T19513]      __sys_sendmsg+0xcd/0x170
[ 5060.650013][T19513]      do_syscall_64+0xc6/0x1e0
[ 5060.650013][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5060.650013][T19513] 
[ 5060.652399][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5060.652399][T19513]      netdev_get_by_index+0x5e/0x80
[ 5060.652399][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5060.652399][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5060.652399][T19513]      ip6_route_add+0x1c/0x140
[ 5060.652399][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5060.652399][T19513]      addrconf_add_dev+0xe2/0x170
[ 5060.652399][T19513]      inet6_addr_add+0x12f/0xa40
[ 5060.652399][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5060.652399][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5060.652399][T19513]      netlink_rcv_skb+0x130/0x360
[ 5060.652399][T19513]      netlink_unicast+0x449/0x710
[ 5060.652399][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5060.652399][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5060.652399][T19513]      ___sys_sendmsg+0xee/0x170
[ 5060.652399][T19513]      __sys_sendmsg+0xcd/0x170
[ 5060.652399][T19513]      do_syscall_64+0xc6/0x1e0
[ 5060.652399][T19513] 
[ 5060.654744][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5060.654744][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5060.654744][T19513]      ipv6_find_idev+0x102/0x170
[ 5060.654744][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5060.654744][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5060.654744][T19513]      netlink_rcv_skb+0x130/0x360
[ 5060.654744][T19513]      netlink_unicast+0x449/0x710
[ 5060.654744][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5060.654744][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5060.654744][T19513]      ___sys_sendmsg+0xee/0x170
[ 5060.654744][T19513]      __sys_sendmsg+0xcd/0x170
[ 5060.654744][T19513]      do_syscall_64+0xc6/0x1e0
[ 5060.654744][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5060.654744][T19513] 
[ 5060.656582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5060.656582][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5060.656582][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5060.656582][T19513]      ipv6_find_idev+0x102/0x170
[ 5060.656582][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5060.656582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5060.656582][T19513]      netlink_rcv_skb+0x130/0x360
[ 5060.656582][T19513]      netlink_unicast+0x449/0x710
[ 5060.656582][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5060.656582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5060.656582][T19513]      ___sys_sendmsg+0xee/0x170
[ 5060.656582][T19513]      __sys_sendmsg+0xcd/0x170
[ 5060.656582][T19513]      do_syscall_64+0xc6/0x1e0
[ 5060.656582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5060.656582][T19513] 
[ 5070.895149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5070.895584][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5070.895584][T19513]      netdev_get_by_index+0x5e/0x80
[ 5070.895584][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5070.895584][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5070.895584][T19513]      ip6_route_add+0x1c/0x140
[ 5070.895584][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5070.895584][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5070.895584][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5070.895584][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5070.895584][T19513]      netlink_rcv_skb+0x130/0x360
[ 5070.895584][T19513]      netlink_unicast+0x449/0x710
[ 5070.895584][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5070.895584][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5070.895584][T19513]      ___sys_sendmsg+0xee/0x170
[ 5070.895584][T19513]      __sys_sendmsg+0xcd/0x170
[ 5070.895584][T19513]      do_syscall_64+0xc6/0x1e0
[ 5070.895584][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5070.895584][T19513] 
[ 5070.898035][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5070.898035][T19513]      netdev_get_by_index+0x5e/0x80
[ 5070.898035][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5070.898035][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5070.898035][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5070.898035][T19513]      ipv6_add_addr+0x411/0x2000
[ 5070.898035][T19513]      inet6_addr_add+0x30e/0xa40
[ 5070.898035][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5070.898035][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5070.898035][T19513]      netlink_rcv_skb+0x130/0x360
[ 5070.898035][T19513]      netlink_unicast+0x449/0x710
[ 5070.898035][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5070.898035][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5070.898035][T19513]      ___sys_sendmsg+0xee/0x170
[ 5070.898035][T19513]      __sys_sendmsg+0xcd/0x170
[ 5070.898035][T19513]      do_syscall_64+0xc6/0x1e0
[ 5070.898035][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5070.898035][T19513] 
[ 5070.900455][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5070.900455][T19513]      netdev_get_by_index+0x5e/0x80
[ 5070.900455][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5070.900455][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5070.900455][T19513]      ip6_route_add+0x1c/0x140
[ 5070.900455][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5070.900455][T19513]      addrconf_add_dev+0xe2/0x170
[ 5070.900455][T19513]      inet6_addr_add+0x12f/0xa40
[ 5070.900455][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5070.900455][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5070.900455][T19513]      netlink_rcv_skb+0x130/0x360
[ 5070.900455][T19513]      netlink_unicast+0x449/0x710
[ 5070.900455][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5070.900455][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5070.900455][T19513]      ___sys_sendmsg+0xee/0x170
[ 5070.900455][T19513]      __sys_sendmsg+0xcd/0x170
[ 5070.900455][T19513]      do_syscall_64+0xc6/0x1e0
[ 5070.900455][T19513] 
[ 5070.902821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5070.902821][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5070.902821][T19513]      ipv6_find_idev+0x102/0x170
[ 5070.902821][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5070.902821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5070.902821][T19513]      netlink_rcv_skb+0x130/0x360
[ 5070.902821][T19513]      netlink_unicast+0x449/0x710
[ 5070.902821][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5070.902821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5070.902821][T19513]      ___sys_sendmsg+0xee/0x170
[ 5070.902821][T19513]      __sys_sendmsg+0xcd/0x170
[ 5070.902821][T19513]      do_syscall_64+0xc6/0x1e0
[ 5070.902821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5070.902821][T19513] 
[ 5070.904689][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5070.904689][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5070.904689][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5070.904689][T19513]      ipv6_find_idev+0x102/0x170
[ 5070.904689][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5070.904689][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5070.904689][T19513]      netlink_rcv_skb+0x130/0x360
[ 5070.904689][T19513]      netlink_unicast+0x449/0x710
[ 5070.904689][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5070.904689][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5070.904689][T19513]      ___sys_sendmsg+0xee/0x170
[ 5070.904689][T19513]      __sys_sendmsg+0xcd/0x170
[ 5070.904689][T19513]      do_syscall_64+0xc6/0x1e0
[ 5070.904689][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5070.904689][T19513] 
[ 5081.143163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5081.143662][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5081.143662][T19513]      netdev_get_by_index+0x5e/0x80
[ 5081.143662][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5081.143662][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5081.143662][T19513]      ip6_route_add+0x1c/0x140
[ 5081.143662][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5081.143662][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5081.143662][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5081.143662][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5081.143662][T19513]      netlink_rcv_skb+0x130/0x360
[ 5081.143662][T19513]      netlink_unicast+0x449/0x710
[ 5081.143662][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5081.143662][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5081.143662][T19513]      ___sys_sendmsg+0xee/0x170
[ 5081.143662][T19513]      __sys_sendmsg+0xcd/0x170
[ 5081.143662][T19513]      do_syscall_64+0xc6/0x1e0
[ 5081.143662][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5081.143662][T19513] 
[ 5081.146097][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5081.146097][T19513]      netdev_get_by_index+0x5e/0x80
[ 5081.146097][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5081.146097][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5081.146097][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5081.146097][T19513]      ipv6_add_addr+0x411/0x2000
[ 5081.146097][T19513]      inet6_addr_add+0x30e/0xa40
[ 5081.146097][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5081.146097][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5081.146097][T19513]      netlink_rcv_skb+0x130/0x360
[ 5081.146097][T19513]      netlink_unicast+0x449/0x710
[ 5081.146097][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5081.146097][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5081.146097][T19513]      ___sys_sendmsg+0xee/0x170
[ 5081.146097][T19513]      __sys_sendmsg+0xcd/0x170
[ 5081.146097][T19513]      do_syscall_64+0xc6/0x1e0
[ 5081.146097][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5081.146097][T19513] 
[ 5081.148499][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5081.148499][T19513]      netdev_get_by_index+0x5e/0x80
[ 5081.148499][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5081.148499][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5081.148499][T19513]      ip6_route_add+0x1c/0x140
[ 5081.148499][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5081.148499][T19513]      addrconf_add_dev+0xe2/0x170
[ 5081.148499][T19513]      inet6_addr_add+0x12f/0xa40
[ 5081.148499][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5081.148499][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5081.148499][T19513]      netlink_rcv_skb+0x130/0x360
[ 5081.148499][T19513]      netlink_unicast+0x449/0x710
[ 5081.148499][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5081.148499][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5081.148499][T19513]      ___sys_sendmsg+0xee/0x170
[ 5081.148499][T19513]      __sys_sendmsg+0xcd/0x170
[ 5081.148499][T19513]      do_syscall_64+0xc6/0x1e0
[ 5081.148499][T19513] 
[ 5081.150861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5081.150861][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5081.150861][T19513]      ipv6_find_idev+0x102/0x170
[ 5081.150861][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5081.150861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5081.150861][T19513]      netlink_rcv_skb+0x130/0x360
[ 5081.150861][T19513]      netlink_unicast+0x449/0x710
[ 5081.150861][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5081.150861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5081.150861][T19513]      ___sys_sendmsg+0xee/0x170
[ 5081.150861][T19513]      __sys_sendmsg+0xcd/0x170
[ 5081.150861][T19513]      do_syscall_64+0xc6/0x1e0
[ 5081.150861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5081.150861][T19513] 
[ 5081.152706][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5081.152706][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5081.152706][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5081.152706][T19513]      ipv6_find_idev+0x102/0x170
[ 5081.152706][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5081.152706][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5081.152706][T19513]      netlink_rcv_skb+0x130/0x360
[ 5081.152706][T19513]      netlink_unicast+0x449/0x710
[ 5081.152706][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5081.152706][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5081.152706][T19513]      ___sys_sendmsg+0xee/0x170
[ 5081.152706][T19513]      __sys_sendmsg+0xcd/0x170
[ 5081.152706][T19513]      do_syscall_64+0xc6/0x1e0
[ 5081.152706][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5081.152706][T19513] 
[ 5091.399192][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5091.399723][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5091.399723][T19513]      netdev_get_by_index+0x5e/0x80
[ 5091.399723][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5091.399723][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5091.399723][T19513]      ip6_route_add+0x1c/0x140
[ 5091.399723][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5091.399723][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5091.399723][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5091.399723][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5091.399723][T19513]      netlink_rcv_skb+0x130/0x360
[ 5091.399723][T19513]      netlink_unicast+0x449/0x710
[ 5091.399723][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5091.399723][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5091.399723][T19513]      ___sys_sendmsg+0xee/0x170
[ 5091.399723][T19513]      __sys_sendmsg+0xcd/0x170
[ 5091.399723][T19513]      do_syscall_64+0xc6/0x1e0
[ 5091.399723][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5091.399723][T19513] 
[ 5091.402121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5091.402121][T19513]      netdev_get_by_index+0x5e/0x80
[ 5091.402121][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5091.402121][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5091.402121][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5091.402121][T19513]      ipv6_add_addr+0x411/0x2000
[ 5091.402121][T19513]      inet6_addr_add+0x30e/0xa40
[ 5091.402121][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5091.402121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5091.402121][T19513]      netlink_rcv_skb+0x130/0x360
[ 5091.402121][T19513]      netlink_unicast+0x449/0x710
[ 5091.402121][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5091.402121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5091.402121][T19513]      ___sys_sendmsg+0xee/0x170
[ 5091.402121][T19513]      __sys_sendmsg+0xcd/0x170
[ 5091.402121][T19513]      do_syscall_64+0xc6/0x1e0
[ 5091.402121][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5091.402121][T19513] 
[ 5091.404506][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5091.404506][T19513]      netdev_get_by_index+0x5e/0x80
[ 5091.404506][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5091.404506][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5091.404506][T19513]      ip6_route_add+0x1c/0x140
[ 5091.404506][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5091.404506][T19513]      addrconf_add_dev+0xe2/0x170
[ 5091.404506][T19513]      inet6_addr_add+0x12f/0xa40
[ 5091.404506][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5091.404506][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5091.404506][T19513]      netlink_rcv_skb+0x130/0x360
[ 5091.404506][T19513]      netlink_unicast+0x449/0x710
[ 5091.404506][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5091.404506][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5091.404506][T19513]      ___sys_sendmsg+0xee/0x170
[ 5091.404506][T19513]      __sys_sendmsg+0xcd/0x170
[ 5091.404506][T19513]      do_syscall_64+0xc6/0x1e0
[ 5091.404506][T19513] 
[ 5091.406834][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5091.406834][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5091.406834][T19513]      ipv6_find_idev+0x102/0x170
[ 5091.406834][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5091.406834][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5091.406834][T19513]      netlink_rcv_skb+0x130/0x360
[ 5091.406834][T19513]      netlink_unicast+0x449/0x710
[ 5091.406834][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5091.406834][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5091.406834][T19513]      ___sys_sendmsg+0xee/0x170
[ 5091.406834][T19513]      __sys_sendmsg+0xcd/0x170
[ 5091.406834][T19513]      do_syscall_64+0xc6/0x1e0
[ 5091.406834][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5091.406834][T19513] 
[ 5091.408678][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5091.408678][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5091.408678][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5091.408678][T19513]      ipv6_find_idev+0x102/0x170
[ 5091.408678][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5091.408678][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5091.408678][T19513]      netlink_rcv_skb+0x130/0x360
[ 5091.408678][T19513]      netlink_unicast+0x449/0x710
[ 5091.408678][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5091.408678][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5091.408678][T19513]      ___sys_sendmsg+0xee/0x170
[ 5091.408678][T19513]      __sys_sendmsg+0xcd/0x170
[ 5091.408678][T19513]      do_syscall_64+0xc6/0x1e0
[ 5091.408678][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5091.408678][T19513] 
[ 5101.663063][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5101.663490][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5101.663490][T19513]      netdev_get_by_index+0x5e/0x80
[ 5101.663490][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5101.663490][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5101.663490][T19513]      ip6_route_add+0x1c/0x140
[ 5101.663490][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5101.663490][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5101.663490][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5101.663490][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5101.663490][T19513]      netlink_rcv_skb+0x130/0x360
[ 5101.663490][T19513]      netlink_unicast+0x449/0x710
[ 5101.663490][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5101.663490][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5101.663490][T19513]      ___sys_sendmsg+0xee/0x170
[ 5101.663490][T19513]      __sys_sendmsg+0xcd/0x170
[ 5101.663490][T19513]      do_syscall_64+0xc6/0x1e0
[ 5101.663490][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5101.663490][T19513] 
[ 5101.665908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5101.665908][T19513]      netdev_get_by_index+0x5e/0x80
[ 5101.665908][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5101.665908][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5101.665908][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5101.665908][T19513]      ipv6_add_addr+0x411/0x2000
[ 5101.665908][T19513]      inet6_addr_add+0x30e/0xa40
[ 5101.665908][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5101.665908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5101.665908][T19513]      netlink_rcv_skb+0x130/0x360
[ 5101.665908][T19513]      netlink_unicast+0x449/0x710
[ 5101.665908][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5101.665908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5101.665908][T19513]      ___sys_sendmsg+0xee/0x170
[ 5101.665908][T19513]      __sys_sendmsg+0xcd/0x170
[ 5101.665908][T19513]      do_syscall_64+0xc6/0x1e0
[ 5101.665908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5101.665908][T19513] 
[ 5101.668285][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5101.668285][T19513]      netdev_get_by_index+0x5e/0x80
[ 5101.668285][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5101.668285][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5101.668285][T19513]      ip6_route_add+0x1c/0x140
[ 5101.668285][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5101.668285][T19513]      addrconf_add_dev+0xe2/0x170
[ 5101.668285][T19513]      inet6_addr_add+0x12f/0xa40
[ 5101.668285][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5101.668285][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5101.668285][T19513]      netlink_rcv_skb+0x130/0x360
[ 5101.668285][T19513]      netlink_unicast+0x449/0x710
[ 5101.668285][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5101.668285][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5101.668285][T19513]      ___sys_sendmsg+0xee/0x170
[ 5101.668285][T19513]      __sys_sendmsg+0xcd/0x170
[ 5101.668285][T19513]      do_syscall_64+0xc6/0x1e0
[ 5101.668285][T19513] 
[ 5101.670617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5101.670617][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5101.670617][T19513]      ipv6_find_idev+0x102/0x170
[ 5101.670617][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5101.670617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5101.670617][T19513]      netlink_rcv_skb+0x130/0x360
[ 5101.670617][T19513]      netlink_unicast+0x449/0x710
[ 5101.670617][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5101.670617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5101.670617][T19513]      ___sys_sendmsg+0xee/0x170
[ 5101.670617][T19513]      __sys_sendmsg+0xcd/0x170
[ 5101.670617][T19513]      do_syscall_64+0xc6/0x1e0
[ 5101.670617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5101.670617][T19513] 
[ 5101.672456][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5101.672456][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5101.672456][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5101.672456][T19513]      ipv6_find_idev+0x102/0x170
[ 5101.672456][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5101.672456][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5101.672456][T19513]      netlink_rcv_skb+0x130/0x360
[ 5101.672456][T19513]      netlink_unicast+0x449/0x710
[ 5101.672456][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5101.672456][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5101.672456][T19513]      ___sys_sendmsg+0xee/0x170
[ 5101.672456][T19513]      __sys_sendmsg+0xcd/0x170
[ 5101.672456][T19513]      do_syscall_64+0xc6/0x1e0
[ 5101.672456][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5101.672456][T19513] 
[ 5111.927084][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5111.927507][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5111.927507][T19513]      netdev_get_by_index+0x5e/0x80
[ 5111.927507][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5111.927507][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5111.927507][T19513]      ip6_route_add+0x1c/0x140
[ 5111.927507][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5111.927507][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5111.927507][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5111.927507][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5111.927507][T19513]      netlink_rcv_skb+0x130/0x360
[ 5111.927507][T19513]      netlink_unicast+0x449/0x710
[ 5111.927507][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5111.927507][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5111.927507][T19513]      ___sys_sendmsg+0xee/0x170
[ 5111.927507][T19513]      __sys_sendmsg+0xcd/0x170
[ 5111.927507][T19513]      do_syscall_64+0xc6/0x1e0
[ 5111.927507][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5111.927507][T19513] 
[ 5111.929921][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5111.929921][T19513]      netdev_get_by_index+0x5e/0x80
[ 5111.929921][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5111.929921][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5111.929921][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5111.929921][T19513]      ipv6_add_addr+0x411/0x2000
[ 5111.929921][T19513]      inet6_addr_add+0x30e/0xa40
[ 5111.929921][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5111.929921][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5111.929921][T19513]      netlink_rcv_skb+0x130/0x360
[ 5111.929921][T19513]      netlink_unicast+0x449/0x710
[ 5111.929921][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5111.929921][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5111.929921][T19513]      ___sys_sendmsg+0xee/0x170
[ 5111.929921][T19513]      __sys_sendmsg+0xcd/0x170
[ 5111.929921][T19513]      do_syscall_64+0xc6/0x1e0
[ 5111.929921][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5111.929921][T19513] 
[ 5111.932305][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5111.932305][T19513]      netdev_get_by_index+0x5e/0x80
[ 5111.932305][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5111.932305][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5111.932305][T19513]      ip6_route_add+0x1c/0x140
[ 5111.932305][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5111.932305][T19513]      addrconf_add_dev+0xe2/0x170
[ 5111.932305][T19513]      inet6_addr_add+0x12f/0xa40
[ 5111.932305][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5111.932305][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5111.932305][T19513]      netlink_rcv_skb+0x130/0x360
[ 5111.932305][T19513]      netlink_unicast+0x449/0x710
[ 5111.932305][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5111.932305][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5111.932305][T19513]      ___sys_sendmsg+0xee/0x170
[ 5111.932305][T19513]      __sys_sendmsg+0xcd/0x170
[ 5111.932305][T19513]      do_syscall_64+0xc6/0x1e0
[ 5111.932305][T19513] 
[ 5111.934663][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5111.934663][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5111.934663][T19513]      ipv6_find_idev+0x102/0x170
[ 5111.934663][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5111.934663][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5111.934663][T19513]      netlink_rcv_skb+0x130/0x360
[ 5111.934663][T19513]      netlink_unicast+0x449/0x710
[ 5111.934663][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5111.934663][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5111.934663][T19513]      ___sys_sendmsg+0xee/0x170
[ 5111.934663][T19513]      __sys_sendmsg+0xcd/0x170
[ 5111.934663][T19513]      do_syscall_64+0xc6/0x1e0
[ 5111.934663][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5111.934663][T19513] 
[ 5111.936484][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5111.936484][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5111.936484][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5111.936484][T19513]      ipv6_find_idev+0x102/0x170
[ 5111.936484][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5111.936484][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5111.936484][T19513]      netlink_rcv_skb+0x130/0x360
[ 5111.936484][T19513]      netlink_unicast+0x449/0x710
[ 5111.936484][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5111.936484][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5111.936484][T19513]      ___sys_sendmsg+0xee/0x170
[ 5111.936484][T19513]      __sys_sendmsg+0xcd/0x170
[ 5111.936484][T19513]      do_syscall_64+0xc6/0x1e0
[ 5111.936484][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5111.936484][T19513] 
[ 5122.191160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5122.191579][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5122.191579][T19513]      netdev_get_by_index+0x5e/0x80
[ 5122.191579][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5122.191579][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5122.191579][T19513]      ip6_route_add+0x1c/0x140
[ 5122.191579][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5122.191579][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5122.191579][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5122.191579][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5122.191579][T19513]      netlink_rcv_skb+0x130/0x360
[ 5122.191579][T19513]      netlink_unicast+0x449/0x710
[ 5122.191579][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5122.191579][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5122.191579][T19513]      ___sys_sendmsg+0xee/0x170
[ 5122.191579][T19513]      __sys_sendmsg+0xcd/0x170
[ 5122.191579][T19513]      do_syscall_64+0xc6/0x1e0
[ 5122.191579][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5122.191579][T19513] 
[ 5122.193843][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5122.193843][T19513]      netdev_get_by_index+0x5e/0x80
[ 5122.193843][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5122.193843][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5122.193843][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5122.193843][T19513]      ipv6_add_addr+0x411/0x2000
[ 5122.193843][T19513]      inet6_addr_add+0x30e/0xa40
[ 5122.193843][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5122.193843][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5122.193843][T19513]      netlink_rcv_skb+0x130/0x360
[ 5122.193843][T19513]      netlink_unicast+0x449/0x710
[ 5122.193843][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5122.193843][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5122.193843][T19513]      ___sys_sendmsg+0xee/0x170
[ 5122.193843][T19513]      __sys_sendmsg+0xcd/0x170
[ 5122.193843][T19513]      do_syscall_64+0xc6/0x1e0
[ 5122.193843][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5122.193843][T19513] 
[ 5122.196105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5122.196105][T19513]      netdev_get_by_index+0x5e/0x80
[ 5122.196105][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5122.196105][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5122.196105][T19513]      ip6_route_add+0x1c/0x140
[ 5122.196105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5122.196105][T19513]      addrconf_add_dev+0xe2/0x170
[ 5122.196105][T19513]      inet6_addr_add+0x12f/0xa40
[ 5122.196105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5122.196105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5122.196105][T19513]      netlink_rcv_skb+0x130/0x360
[ 5122.196105][T19513]      netlink_unicast+0x449/0x710
[ 5122.196105][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5122.196105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5122.196105][T19513]      ___sys_sendmsg+0xee/0x170
[ 5122.196105][T19513]      __sys_sendmsg+0xcd/0x170
[ 5122.196105][T19513]      do_syscall_64+0xc6/0x1e0
[ 5122.196105][T19513] 
[ 5122.198273][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5122.198273][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5122.198273][T19513]      ipv6_find_idev+0x102/0x170
[ 5122.198273][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5122.198273][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5122.198273][T19513]      netlink_rcv_skb+0x130/0x360
[ 5122.198273][T19513]      netlink_unicast+0x449/0x710
[ 5122.198273][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5122.198273][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5122.198273][T19513]      ___sys_sendmsg+0xee/0x170
[ 5122.198273][T19513]      __sys_sendmsg+0xcd/0x170
[ 5122.198273][T19513]      do_syscall_64+0xc6/0x1e0
[ 5122.198273][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5122.198273][T19513] 
[ 5122.199974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5122.199974][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5122.199974][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5122.199974][T19513]      ipv6_find_idev+0x102/0x170
[ 5122.199974][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5122.199974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5122.199974][T19513]      netlink_rcv_skb+0x130/0x360
[ 5122.199974][T19513]      netlink_unicast+0x449/0x710
[ 5122.199974][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5122.199974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5122.199974][T19513]      ___sys_sendmsg+0xee/0x170
[ 5122.199974][T19513]      __sys_sendmsg+0xcd/0x170
[ 5122.199974][T19513]      do_syscall_64+0xc6/0x1e0
[ 5122.199974][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5122.199974][T19513] 
[ 5132.455124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5132.455535][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5132.455535][T19513]      netdev_get_by_index+0x5e/0x80
[ 5132.455535][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5132.455535][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5132.455535][T19513]      ip6_route_add+0x1c/0x140
[ 5132.455535][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5132.455535][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5132.455535][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5132.455535][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5132.455535][T19513]      netlink_rcv_skb+0x130/0x360
[ 5132.455535][T19513]      netlink_unicast+0x449/0x710
[ 5132.455535][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5132.455535][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5132.455535][T19513]      ___sys_sendmsg+0xee/0x170
[ 5132.455535][T19513]      __sys_sendmsg+0xcd/0x170
[ 5132.455535][T19513]      do_syscall_64+0xc6/0x1e0
[ 5132.455535][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5132.455535][T19513] 
[ 5132.457810][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5132.457810][T19513]      netdev_get_by_index+0x5e/0x80
[ 5132.457810][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5132.457810][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5132.457810][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5132.457810][T19513]      ipv6_add_addr+0x411/0x2000
[ 5132.457810][T19513]      inet6_addr_add+0x30e/0xa40
[ 5132.457810][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5132.457810][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5132.457810][T19513]      netlink_rcv_skb+0x130/0x360
[ 5132.457810][T19513]      netlink_unicast+0x449/0x710
[ 5132.457810][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5132.457810][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5132.457810][T19513]      ___sys_sendmsg+0xee/0x170
[ 5132.457810][T19513]      __sys_sendmsg+0xcd/0x170
[ 5132.457810][T19513]      do_syscall_64+0xc6/0x1e0
[ 5132.457810][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5132.457810][T19513] 
[ 5132.460021][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5132.460021][T19513]      netdev_get_by_index+0x5e/0x80
[ 5132.460021][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5132.460021][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5132.460021][T19513]      ip6_route_add+0x1c/0x140
[ 5132.460021][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5132.460021][T19513]      addrconf_add_dev+0xe2/0x170
[ 5132.460021][T19513]      inet6_addr_add+0x12f/0xa40
[ 5132.460021][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5132.460021][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5132.460021][T19513]      netlink_rcv_skb+0x130/0x360
[ 5132.460021][T19513]      netlink_unicast+0x449/0x710
[ 5132.460021][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5132.460021][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5132.460021][T19513]      ___sys_sendmsg+0xee/0x170
[ 5132.460021][T19513]      __sys_sendmsg+0xcd/0x170
[ 5132.460021][T19513]      do_syscall_64+0xc6/0x1e0
[ 5132.460021][T19513] 
[ 5132.462203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5132.462203][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5132.462203][T19513]      ipv6_find_idev+0x102/0x170
[ 5132.462203][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5132.462203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5132.462203][T19513]      netlink_rcv_skb+0x130/0x360
[ 5132.462203][T19513]      netlink_unicast+0x449/0x710
[ 5132.462203][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5132.462203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5132.462203][T19513]      ___sys_sendmsg+0xee/0x170
[ 5132.462203][T19513]      __sys_sendmsg+0xcd/0x170
[ 5132.462203][T19513]      do_syscall_64+0xc6/0x1e0
[ 5132.462203][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5132.462203][T19513] 
[ 5132.463907][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5132.463907][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5132.463907][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5132.463907][T19513]      ipv6_find_idev+0x102/0x170
[ 5132.463907][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5132.463907][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5132.463907][T19513]      netlink_rcv_skb+0x130/0x360
[ 5132.463907][T19513]      netlink_unicast+0x449/0x710
[ 5132.463907][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5132.463907][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5132.463907][T19513]      ___sys_sendmsg+0xee/0x170
[ 5132.463907][T19513]      __sys_sendmsg+0xcd/0x170
[ 5132.463907][T19513]      do_syscall_64+0xc6/0x1e0
[ 5132.463907][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5132.463907][T19513] 
[ 5142.711128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5142.711521][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5142.711521][T19513]      netdev_get_by_index+0x5e/0x80
[ 5142.711521][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5142.711521][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5142.711521][T19513]      ip6_route_add+0x1c/0x140
[ 5142.711521][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5142.711521][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5142.711521][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5142.711521][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5142.711521][T19513]      netlink_rcv_skb+0x130/0x360
[ 5142.711521][T19513]      netlink_unicast+0x449/0x710
[ 5142.711521][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5142.711521][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5142.711521][T19513]      ___sys_sendmsg+0xee/0x170
[ 5142.711521][T19513]      __sys_sendmsg+0xcd/0x170
[ 5142.711521][T19513]      do_syscall_64+0xc6/0x1e0
[ 5142.711521][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5142.711521][T19513] 
[ 5142.713970][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5142.713970][T19513]      netdev_get_by_index+0x5e/0x80
[ 5142.713970][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5142.713970][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5142.713970][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5142.713970][T19513]      ipv6_add_addr+0x411/0x2000
[ 5142.713970][T19513]      inet6_addr_add+0x30e/0xa40
[ 5142.713970][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5142.713970][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5142.713970][T19513]      netlink_rcv_skb+0x130/0x360
[ 5142.713970][T19513]      netlink_unicast+0x449/0x710
[ 5142.713970][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5142.713970][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5142.713970][T19513]      ___sys_sendmsg+0xee/0x170
[ 5142.713970][T19513]      __sys_sendmsg+0xcd/0x170
[ 5142.713970][T19513]      do_syscall_64+0xc6/0x1e0
[ 5142.713970][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5142.713970][T19513] 
[ 5142.716349][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5142.716349][T19513]      netdev_get_by_index+0x5e/0x80
[ 5142.716349][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5142.716349][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5142.716349][T19513]      ip6_route_add+0x1c/0x140
[ 5142.716349][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5142.716349][T19513]      addrconf_add_dev+0xe2/0x170
[ 5142.716349][T19513]      inet6_addr_add+0x12f/0xa40
[ 5142.716349][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5142.716349][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5142.716349][T19513]      netlink_rcv_skb+0x130/0x360
[ 5142.716349][T19513]      netlink_unicast+0x449/0x710
[ 5142.716349][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5142.716349][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5142.716349][T19513]      ___sys_sendmsg+0xee/0x170
[ 5142.716349][T19513]      __sys_sendmsg+0xcd/0x170
[ 5142.716349][T19513]      do_syscall_64+0xc6/0x1e0
[ 5142.716349][T19513] 
[ 5142.718665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5142.718665][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5142.718665][T19513]      ipv6_find_idev+0x102/0x170
[ 5142.718665][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5142.718665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5142.718665][T19513]      netlink_rcv_skb+0x130/0x360
[ 5142.718665][T19513]      netlink_unicast+0x449/0x710
[ 5142.718665][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5142.718665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5142.718665][T19513]      ___sys_sendmsg+0xee/0x170
[ 5142.718665][T19513]      __sys_sendmsg+0xcd/0x170
[ 5142.718665][T19513]      do_syscall_64+0xc6/0x1e0
[ 5142.718665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5142.718665][T19513] 
[ 5142.720490][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5142.720490][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5142.720490][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5142.720490][T19513]      ipv6_find_idev+0x102/0x170
[ 5142.720490][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5142.720490][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5142.720490][T19513]      netlink_rcv_skb+0x130/0x360
[ 5142.720490][T19513]      netlink_unicast+0x449/0x710
[ 5142.720490][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5142.720490][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5142.720490][T19513]      ___sys_sendmsg+0xee/0x170
[ 5142.720490][T19513]      __sys_sendmsg+0xcd/0x170
[ 5142.720490][T19513]      do_syscall_64+0xc6/0x1e0
[ 5142.720490][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5142.720490][T19513] 
[ 5152.767136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5152.767622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5152.767622][T19513]      netdev_get_by_index+0x5e/0x80
[ 5152.767622][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5152.767622][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5152.767622][T19513]      ip6_route_add+0x1c/0x140
[ 5152.767622][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5152.767622][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5152.767622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5152.767622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5152.767622][T19513]      netlink_rcv_skb+0x130/0x360
[ 5152.767622][T19513]      netlink_unicast+0x449/0x710
[ 5152.767622][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5152.767622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5152.767622][T19513]      ___sys_sendmsg+0xee/0x170
[ 5152.767622][T19513]      __sys_sendmsg+0xcd/0x170
[ 5152.767622][T19513]      do_syscall_64+0xc6/0x1e0
[ 5152.767622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5152.767622][T19513] 
[ 5152.770023][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5152.770023][T19513]      netdev_get_by_index+0x5e/0x80
[ 5152.770023][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5152.770023][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5152.770023][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5152.770023][T19513]      ipv6_add_addr+0x411/0x2000
[ 5152.770023][T19513]      inet6_addr_add+0x30e/0xa40
[ 5152.770023][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5152.770023][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5152.770023][T19513]      netlink_rcv_skb+0x130/0x360
[ 5152.770023][T19513]      netlink_unicast+0x449/0x710
[ 5152.770023][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5152.770023][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5152.770023][T19513]      ___sys_sendmsg+0xee/0x170
[ 5152.770023][T19513]      __sys_sendmsg+0xcd/0x170
[ 5152.770023][T19513]      do_syscall_64+0xc6/0x1e0
[ 5152.770023][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5152.770023][T19513] 
[ 5152.772404][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5152.772404][T19513]      netdev_get_by_index+0x5e/0x80
[ 5152.772404][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5152.772404][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5152.772404][T19513]      ip6_route_add+0x1c/0x140
[ 5152.772404][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5152.772404][T19513]      addrconf_add_dev+0xe2/0x170
[ 5152.772404][T19513]      inet6_addr_add+0x12f/0xa40
[ 5152.772404][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5152.772404][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5152.772404][T19513]      netlink_rcv_skb+0x130/0x360
[ 5152.772404][T19513]      netlink_unicast+0x449/0x710
[ 5152.772404][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5152.772404][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5152.772404][T19513]      ___sys_sendmsg+0xee/0x170
[ 5152.772404][T19513]      __sys_sendmsg+0xcd/0x170
[ 5152.772404][T19513]      do_syscall_64+0xc6/0x1e0
[ 5152.772404][T19513] 
[ 5152.774752][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5152.774752][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5152.774752][T19513]      ipv6_find_idev+0x102/0x170
[ 5152.774752][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5152.774752][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5152.774752][T19513]      netlink_rcv_skb+0x130/0x360
[ 5152.774752][T19513]      netlink_unicast+0x449/0x710
[ 5152.774752][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5152.774752][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5152.774752][T19513]      ___sys_sendmsg+0xee/0x170
[ 5152.774752][T19513]      __sys_sendmsg+0xcd/0x170
[ 5152.774752][T19513]      do_syscall_64+0xc6/0x1e0
[ 5152.774752][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5152.774752][T19513] 
[ 5152.776581][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5152.776581][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5152.776581][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5152.776581][T19513]      ipv6_find_idev+0x102/0x170
[ 5152.776581][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5152.776581][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5152.776581][T19513]      netlink_rcv_skb+0x130/0x360
[ 5152.776581][T19513]      netlink_unicast+0x449/0x710
[ 5152.776581][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5152.776581][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5152.776581][T19513]      ___sys_sendmsg+0xee/0x170
[ 5152.776581][T19513]      __sys_sendmsg+0xcd/0x170
[ 5152.776581][T19513]      do_syscall_64+0xc6/0x1e0
[ 5152.776581][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5152.776581][T19513] 
[ 5163.015122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5163.015560][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5163.015560][T19513]      netdev_get_by_index+0x5e/0x80
[ 5163.015560][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5163.015560][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5163.015560][T19513]      ip6_route_add+0x1c/0x140
[ 5163.015560][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5163.015560][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5163.015560][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5163.015560][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5163.015560][T19513]      netlink_rcv_skb+0x130/0x360
[ 5163.015560][T19513]      netlink_unicast+0x449/0x710
[ 5163.015560][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5163.015560][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5163.015560][T19513]      ___sys_sendmsg+0xee/0x170
[ 5163.015560][T19513]      __sys_sendmsg+0xcd/0x170
[ 5163.015560][T19513]      do_syscall_64+0xc6/0x1e0
[ 5163.015560][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5163.015560][T19513] 
[ 5163.017976][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5163.017976][T19513]      netdev_get_by_index+0x5e/0x80
[ 5163.017976][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5163.017976][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5163.017976][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5163.017976][T19513]      ipv6_add_addr+0x411/0x2000
[ 5163.017976][T19513]      inet6_addr_add+0x30e/0xa40
[ 5163.017976][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5163.017976][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5163.017976][T19513]      netlink_rcv_skb+0x130/0x360
[ 5163.017976][T19513]      netlink_unicast+0x449/0x710
[ 5163.017976][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5163.017976][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5163.017976][T19513]      ___sys_sendmsg+0xee/0x170
[ 5163.017976][T19513]      __sys_sendmsg+0xcd/0x170
[ 5163.017976][T19513]      do_syscall_64+0xc6/0x1e0
[ 5163.017976][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5163.017976][T19513] 
[ 5163.020334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5163.020334][T19513]      netdev_get_by_index+0x5e/0x80
[ 5163.020334][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5163.020334][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5163.020334][T19513]      ip6_route_add+0x1c/0x140
[ 5163.020334][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5163.020334][T19513]      addrconf_add_dev+0xe2/0x170
[ 5163.020334][T19513]      inet6_addr_add+0x12f/0xa40
[ 5163.020334][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5163.020334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5163.020334][T19513]      netlink_rcv_skb+0x130/0x360
[ 5163.020334][T19513]      netlink_unicast+0x449/0x710
[ 5163.020334][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5163.020334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5163.020334][T19513]      ___sys_sendmsg+0xee/0x170
[ 5163.020334][T19513]      __sys_sendmsg+0xcd/0x170
[ 5163.020334][T19513]      do_syscall_64+0xc6/0x1e0
[ 5163.020334][T19513] 
[ 5163.022659][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5163.022659][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5163.022659][T19513]      ipv6_find_idev+0x102/0x170
[ 5163.022659][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5163.022659][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5163.022659][T19513]      netlink_rcv_skb+0x130/0x360
[ 5163.022659][T19513]      netlink_unicast+0x449/0x710
[ 5163.022659][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5163.022659][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5163.022659][T19513]      ___sys_sendmsg+0xee/0x170
[ 5163.022659][T19513]      __sys_sendmsg+0xcd/0x170
[ 5163.022659][T19513]      do_syscall_64+0xc6/0x1e0
[ 5163.022659][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5163.022659][T19513] 
[ 5163.024520][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5163.024520][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5163.024520][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5163.024520][T19513]      ipv6_find_idev+0x102/0x170
[ 5163.024520][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5163.024520][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5163.024520][T19513]      netlink_rcv_skb+0x130/0x360
[ 5163.024520][T19513]      netlink_unicast+0x449/0x710
[ 5163.024520][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5163.024520][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5163.024520][T19513]      ___sys_sendmsg+0xee/0x170
[ 5163.024520][T19513]      __sys_sendmsg+0xcd/0x170
[ 5163.024520][T19513]      do_syscall_64+0xc6/0x1e0
[ 5163.024520][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5163.024520][T19513] 
[ 5173.263122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5173.263567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5173.263567][T19513]      netdev_get_by_index+0x5e/0x80
[ 5173.263567][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5173.263567][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5173.263567][T19513]      ip6_route_add+0x1c/0x140
[ 5173.263567][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5173.263567][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5173.263567][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5173.263567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5173.263567][T19513]      netlink_rcv_skb+0x130/0x360
[ 5173.263567][T19513]      netlink_unicast+0x449/0x710
[ 5173.263567][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5173.263567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5173.263567][T19513]      ___sys_sendmsg+0xee/0x170
[ 5173.263567][T19513]      __sys_sendmsg+0xcd/0x170
[ 5173.263567][T19513]      do_syscall_64+0xc6/0x1e0
[ 5173.263567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5173.263567][T19513] 
[ 5173.265996][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5173.265996][T19513]      netdev_get_by_index+0x5e/0x80
[ 5173.265996][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5173.265996][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5173.265996][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5173.265996][T19513]      ipv6_add_addr+0x411/0x2000
[ 5173.265996][T19513]      inet6_addr_add+0x30e/0xa40
[ 5173.265996][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5173.265996][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5173.265996][T19513]      netlink_rcv_skb+0x130/0x360
[ 5173.265996][T19513]      netlink_unicast+0x449/0x710
[ 5173.265996][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5173.265996][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5173.265996][T19513]      ___sys_sendmsg+0xee/0x170
[ 5173.265996][T19513]      __sys_sendmsg+0xcd/0x170
[ 5173.265996][T19513]      do_syscall_64+0xc6/0x1e0
[ 5173.265996][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5173.265996][T19513] 
[ 5173.268446][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5173.268446][T19513]      netdev_get_by_index+0x5e/0x80
[ 5173.268446][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5173.268446][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5173.268446][T19513]      ip6_route_add+0x1c/0x140
[ 5173.268446][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5173.268446][T19513]      addrconf_add_dev+0xe2/0x170
[ 5173.268446][T19513]      inet6_addr_add+0x12f/0xa40
[ 5173.268446][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5173.268446][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5173.268446][T19513]      netlink_rcv_skb+0x130/0x360
[ 5173.268446][T19513]      netlink_unicast+0x449/0x710
[ 5173.268446][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5173.268446][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5173.268446][T19513]      ___sys_sendmsg+0xee/0x170
[ 5173.268446][T19513]      __sys_sendmsg+0xcd/0x170
[ 5173.268446][T19513]      do_syscall_64+0xc6/0x1e0
[ 5173.268446][T19513] 
[ 5173.271166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5173.271166][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5173.271166][T19513]      ipv6_find_idev+0x102/0x170
[ 5173.271166][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5173.271166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5173.271166][T19513]      netlink_rcv_skb+0x130/0x360
[ 5173.271166][T19513]      netlink_unicast+0x449/0x710
[ 5173.271166][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5173.271166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5173.271166][T19513]      ___sys_sendmsg+0xee/0x170
[ 5173.271166][T19513]      __sys_sendmsg+0xcd/0x170
[ 5173.271166][T19513]      do_syscall_64+0xc6/0x1e0
[ 5173.271166][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5173.271166][T19513] 
[ 5173.273046][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5173.273046][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5173.273046][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5173.273046][T19513]      ipv6_find_idev+0x102/0x170
[ 5173.273046][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5173.273046][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5173.273046][T19513]      netlink_rcv_skb+0x130/0x360
[ 5173.273046][T19513]      netlink_unicast+0x449/0x710
[ 5173.273046][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5173.273046][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5173.273046][T19513]      ___sys_sendmsg+0xee/0x170
[ 5173.273046][T19513]      __sys_sendmsg+0xcd/0x170
[ 5173.273046][T19513]      do_syscall_64+0xc6/0x1e0
[ 5173.273046][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5173.273046][T19513] 
[ 5183.527131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5183.527564][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5183.527564][T19513]      netdev_get_by_index+0x5e/0x80
[ 5183.527564][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5183.527564][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5183.527564][T19513]      ip6_route_add+0x1c/0x140
[ 5183.527564][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5183.527564][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5183.527564][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5183.527564][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5183.527564][T19513]      netlink_rcv_skb+0x130/0x360
[ 5183.527564][T19513]      netlink_unicast+0x449/0x710
[ 5183.527564][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5183.527564][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5183.527564][T19513]      ___sys_sendmsg+0xee/0x170
[ 5183.527564][T19513]      __sys_sendmsg+0xcd/0x170
[ 5183.527564][T19513]      do_syscall_64+0xc6/0x1e0
[ 5183.527564][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5183.527564][T19513] 
[ 5183.530010][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5183.530010][T19513]      netdev_get_by_index+0x5e/0x80
[ 5183.530010][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5183.530010][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5183.530010][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5183.530010][T19513]      ipv6_add_addr+0x411/0x2000
[ 5183.530010][T19513]      inet6_addr_add+0x30e/0xa40
[ 5183.530010][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5183.530010][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5183.530010][T19513]      netlink_rcv_skb+0x130/0x360
[ 5183.530010][T19513]      netlink_unicast+0x449/0x710
[ 5183.530010][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5183.530010][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5183.530010][T19513]      ___sys_sendmsg+0xee/0x170
[ 5183.530010][T19513]      __sys_sendmsg+0xcd/0x170
[ 5183.530010][T19513]      do_syscall_64+0xc6/0x1e0
[ 5183.530010][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5183.530010][T19513] 
[ 5183.532373][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5183.532373][T19513]      netdev_get_by_index+0x5e/0x80
[ 5183.532373][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5183.532373][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5183.532373][T19513]      ip6_route_add+0x1c/0x140
[ 5183.532373][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5183.532373][T19513]      addrconf_add_dev+0xe2/0x170
[ 5183.532373][T19513]      inet6_addr_add+0x12f/0xa40
[ 5183.532373][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5183.532373][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5183.532373][T19513]      netlink_rcv_skb+0x130/0x360
[ 5183.532373][T19513]      netlink_unicast+0x449/0x710
[ 5183.532373][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5183.532373][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5183.532373][T19513]      ___sys_sendmsg+0xee/0x170
[ 5183.532373][T19513]      __sys_sendmsg+0xcd/0x170
[ 5183.532373][T19513]      do_syscall_64+0xc6/0x1e0
[ 5183.532373][T19513] 
[ 5183.534760][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5183.534760][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5183.534760][T19513]      ipv6_find_idev+0x102/0x170
[ 5183.534760][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5183.534760][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5183.534760][T19513]      netlink_rcv_skb+0x130/0x360
[ 5183.534760][T19513]      netlink_unicast+0x449/0x710
[ 5183.534760][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5183.534760][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5183.534760][T19513]      ___sys_sendmsg+0xee/0x170
[ 5183.534760][T19513]      __sys_sendmsg+0xcd/0x170
[ 5183.534760][T19513]      do_syscall_64+0xc6/0x1e0
[ 5183.534760][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5183.534760][T19513] 
[ 5183.536590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5183.536590][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5183.536590][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5183.536590][T19513]      ipv6_find_idev+0x102/0x170
[ 5183.536590][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5183.536590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5183.536590][T19513]      netlink_rcv_skb+0x130/0x360
[ 5183.536590][T19513]      netlink_unicast+0x449/0x710
[ 5183.536590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5183.536590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5183.536590][T19513]      ___sys_sendmsg+0xee/0x170
[ 5183.536590][T19513]      __sys_sendmsg+0xcd/0x170
[ 5183.536590][T19513]      do_syscall_64+0xc6/0x1e0
[ 5183.536590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5183.536590][T19513] 
[ 5193.639119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5193.639697][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5193.639697][T19513]      netdev_get_by_index+0x5e/0x80
[ 5193.639697][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5193.639697][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5193.639697][T19513]      ip6_route_add+0x1c/0x140
[ 5193.639697][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5193.639697][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5193.639697][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5193.639697][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5193.639697][T19513]      netlink_rcv_skb+0x130/0x360
[ 5193.639697][T19513]      netlink_unicast+0x449/0x710
[ 5193.639697][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5193.639697][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5193.639697][T19513]      ___sys_sendmsg+0xee/0x170
[ 5193.639697][T19513]      __sys_sendmsg+0xcd/0x170
[ 5193.639697][T19513]      do_syscall_64+0xc6/0x1e0
[ 5193.639697][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5193.639697][T19513] 
[ 5193.643519][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5193.643519][T19513]      netdev_get_by_index+0x5e/0x80
[ 5193.643519][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5193.643519][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5193.643519][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5193.643519][T19513]      ipv6_add_addr+0x411/0x2000
[ 5193.643519][T19513]      inet6_addr_add+0x30e/0xa40
[ 5193.643519][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5193.643519][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5193.643519][T19513]      netlink_rcv_skb+0x130/0x360
[ 5193.643519][T19513]      netlink_unicast+0x449/0x710
[ 5193.643519][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5193.643519][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5193.643519][T19513]      ___sys_sendmsg+0xee/0x170
[ 5193.643519][T19513]      __sys_sendmsg+0xcd/0x170
[ 5193.643519][T19513]      do_syscall_64+0xc6/0x1e0
[ 5193.643519][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5193.643519][T19513] 
[ 5193.647175][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5193.647175][T19513]      netdev_get_by_index+0x5e/0x80
[ 5193.647175][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5193.647175][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5193.647175][T19513]      ip6_route_add+0x1c/0x140
[ 5193.647175][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5193.647175][T19513]      addrconf_add_dev+0xe2/0x170
[ 5193.647175][T19513]      inet6_addr_add+0x12f/0xa40
[ 5193.647175][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5193.647175][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5193.647175][T19513]      netlink_rcv_skb+0x130/0x360
[ 5193.647175][T19513]      netlink_unicast+0x449/0x710
[ 5193.647175][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5193.647175][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5193.647175][T19513]      ___sys_sendmsg+0xee/0x170
[ 5193.647175][T19513]      __sys_sendmsg+0xcd/0x170
[ 5193.647175][T19513]      do_syscall_64+0xc6/0x1e0
[ 5193.647175][T19513] 
[ 5193.650664][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5193.650664][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5193.650664][T19513]      ipv6_find_idev+0x102/0x170
[ 5193.650664][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5193.650664][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5193.650664][T19513]      netlink_rcv_skb+0x130/0x360
[ 5193.650664][T19513]      netlink_unicast+0x449/0x710
[ 5193.650664][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5193.650664][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5193.650664][T19513]      ___sys_sendmsg+0xee/0x170
[ 5193.650664][T19513]      __sys_sendmsg+0xcd/0x170
[ 5193.650664][T19513]      do_syscall_64+0xc6/0x1e0
[ 5193.650664][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5193.650664][T19513] 
[ 5193.653571][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5193.653571][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5193.653571][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5193.653571][T19513]      ipv6_find_idev+0x102/0x170
[ 5193.653571][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5193.653571][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5193.653571][T19513]      netlink_rcv_skb+0x130/0x360
[ 5193.653571][T19513]      netlink_unicast+0x449/0x710
[ 5193.653571][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5193.653571][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5193.653571][T19513]      ___sys_sendmsg+0xee/0x170
[ 5193.653571][T19513]      __sys_sendmsg+0xcd/0x170
[ 5193.653571][T19513]      do_syscall_64+0xc6/0x1e0
[ 5193.653571][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5193.653571][T19513] 
[ 5203.911146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5203.911572][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5203.911572][T19513]      netdev_get_by_index+0x5e/0x80
[ 5203.911572][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5203.911572][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5203.911572][T19513]      ip6_route_add+0x1c/0x140
[ 5203.911572][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5203.911572][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5203.911572][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5203.911572][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5203.911572][T19513]      netlink_rcv_skb+0x130/0x360
[ 5203.911572][T19513]      netlink_unicast+0x449/0x710
[ 5203.911572][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5203.911572][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5203.911572][T19513]      ___sys_sendmsg+0xee/0x170
[ 5203.911572][T19513]      __sys_sendmsg+0xcd/0x170
[ 5203.911572][T19513]      do_syscall_64+0xc6/0x1e0
[ 5203.911572][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5203.911572][T19513] 
[ 5203.913995][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5203.913995][T19513]      netdev_get_by_index+0x5e/0x80
[ 5203.913995][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5203.913995][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5203.913995][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5203.913995][T19513]      ipv6_add_addr+0x411/0x2000
[ 5203.913995][T19513]      inet6_addr_add+0x30e/0xa40
[ 5203.913995][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5203.913995][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5203.913995][T19513]      netlink_rcv_skb+0x130/0x360
[ 5203.913995][T19513]      netlink_unicast+0x449/0x710
[ 5203.913995][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5203.913995][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5203.913995][T19513]      ___sys_sendmsg+0xee/0x170
[ 5203.913995][T19513]      __sys_sendmsg+0xcd/0x170
[ 5203.913995][T19513]      do_syscall_64+0xc6/0x1e0
[ 5203.913995][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5203.913995][T19513] 
[ 5203.916386][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5203.916386][T19513]      netdev_get_by_index+0x5e/0x80
[ 5203.916386][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5203.916386][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5203.916386][T19513]      ip6_route_add+0x1c/0x140
[ 5203.916386][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5203.916386][T19513]      addrconf_add_dev+0xe2/0x170
[ 5203.916386][T19513]      inet6_addr_add+0x12f/0xa40
[ 5203.916386][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5203.916386][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5203.916386][T19513]      netlink_rcv_skb+0x130/0x360
[ 5203.916386][T19513]      netlink_unicast+0x449/0x710
[ 5203.916386][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5203.916386][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5203.916386][T19513]      ___sys_sendmsg+0xee/0x170
[ 5203.916386][T19513]      __sys_sendmsg+0xcd/0x170
[ 5203.916386][T19513]      do_syscall_64+0xc6/0x1e0
[ 5203.916386][T19513] 
[ 5203.918719][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5203.918719][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5203.918719][T19513]      ipv6_find_idev+0x102/0x170
[ 5203.918719][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5203.918719][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5203.918719][T19513]      netlink_rcv_skb+0x130/0x360
[ 5203.918719][T19513]      netlink_unicast+0x449/0x710
[ 5203.918719][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5203.918719][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5203.918719][T19513]      ___sys_sendmsg+0xee/0x170
[ 5203.918719][T19513]      __sys_sendmsg+0xcd/0x170
[ 5203.918719][T19513]      do_syscall_64+0xc6/0x1e0
[ 5203.918719][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5203.918719][T19513] 
[ 5203.920557][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5203.920557][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5203.920557][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5203.920557][T19513]      ipv6_find_idev+0x102/0x170
[ 5203.920557][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5203.920557][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5203.920557][T19513]      netlink_rcv_skb+0x130/0x360
[ 5203.920557][T19513]      netlink_unicast+0x449/0x710
[ 5203.920557][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5203.920557][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5203.920557][T19513]      ___sys_sendmsg+0xee/0x170
[ 5203.920557][T19513]      __sys_sendmsg+0xcd/0x170
[ 5203.920557][T19513]      do_syscall_64+0xc6/0x1e0
[ 5203.920557][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5203.920557][T19513] 
[ 5214.167121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5214.167528][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5214.167528][T19513]      netdev_get_by_index+0x5e/0x80
[ 5214.167528][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5214.167528][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5214.167528][T19513]      ip6_route_add+0x1c/0x140
[ 5214.167528][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5214.167528][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5214.167528][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5214.167528][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5214.167528][T19513]      netlink_rcv_skb+0x130/0x360
[ 5214.167528][T19513]      netlink_unicast+0x449/0x710
[ 5214.167528][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5214.167528][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5214.167528][T19513]      ___sys_sendmsg+0xee/0x170
[ 5214.167528][T19513]      __sys_sendmsg+0xcd/0x170
[ 5214.167528][T19513]      do_syscall_64+0xc6/0x1e0
[ 5214.167528][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5214.167528][T19513] 
[ 5214.169948][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5214.169948][T19513]      netdev_get_by_index+0x5e/0x80
[ 5214.169948][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5214.169948][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5214.169948][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5214.169948][T19513]      ipv6_add_addr+0x411/0x2000
[ 5214.169948][T19513]      inet6_addr_add+0x30e/0xa40
[ 5214.169948][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5214.169948][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5214.169948][T19513]      netlink_rcv_skb+0x130/0x360
[ 5214.169948][T19513]      netlink_unicast+0x449/0x710
[ 5214.169948][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5214.169948][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5214.169948][T19513]      ___sys_sendmsg+0xee/0x170
[ 5214.169948][T19513]      __sys_sendmsg+0xcd/0x170
[ 5214.169948][T19513]      do_syscall_64+0xc6/0x1e0
[ 5214.169948][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5214.169948][T19513] 
[ 5214.172328][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5214.172328][T19513]      netdev_get_by_index+0x5e/0x80
[ 5214.172328][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5214.172328][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5214.172328][T19513]      ip6_route_add+0x1c/0x140
[ 5214.172328][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5214.172328][T19513]      addrconf_add_dev+0xe2/0x170
[ 5214.172328][T19513]      inet6_addr_add+0x12f/0xa40
[ 5214.172328][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5214.172328][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5214.172328][T19513]      netlink_rcv_skb+0x130/0x360
[ 5214.172328][T19513]      netlink_unicast+0x449/0x710
[ 5214.172328][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5214.172328][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5214.172328][T19513]      ___sys_sendmsg+0xee/0x170
[ 5214.172328][T19513]      __sys_sendmsg+0xcd/0x170
[ 5214.172328][T19513]      do_syscall_64+0xc6/0x1e0
[ 5214.172328][T19513] 
[ 5214.174667][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5214.174667][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5214.174667][T19513]      ipv6_find_idev+0x102/0x170
[ 5214.174667][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5214.174667][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5214.174667][T19513]      netlink_rcv_skb+0x130/0x360
[ 5214.174667][T19513]      netlink_unicast+0x449/0x710
[ 5214.174667][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5214.174667][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5214.174667][T19513]      ___sys_sendmsg+0xee/0x170
[ 5214.174667][T19513]      __sys_sendmsg+0xcd/0x170
[ 5214.174667][T19513]      do_syscall_64+0xc6/0x1e0
[ 5214.174667][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5214.174667][T19513] 
[ 5214.176529][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5214.176529][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5214.176529][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5214.176529][T19513]      ipv6_find_idev+0x102/0x170
[ 5214.176529][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5214.176529][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5214.176529][T19513]      netlink_rcv_skb+0x130/0x360
[ 5214.176529][T19513]      netlink_unicast+0x449/0x710
[ 5214.176529][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5214.176529][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5214.176529][T19513]      ___sys_sendmsg+0xee/0x170
[ 5214.176529][T19513]      __sys_sendmsg+0xcd/0x170
[ 5214.176529][T19513]      do_syscall_64+0xc6/0x1e0
[ 5214.176529][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5214.176529][T19513] 
[ 5224.415130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5224.415543][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5224.415543][T19513]      netdev_get_by_index+0x5e/0x80
[ 5224.415543][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5224.415543][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5224.415543][T19513]      ip6_route_add+0x1c/0x140
[ 5224.415543][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5224.415543][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5224.415543][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5224.415543][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5224.415543][T19513]      netlink_rcv_skb+0x130/0x360
[ 5224.415543][T19513]      netlink_unicast+0x449/0x710
[ 5224.415543][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5224.415543][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5224.415543][T19513]      ___sys_sendmsg+0xee/0x170
[ 5224.415543][T19513]      __sys_sendmsg+0xcd/0x170
[ 5224.415543][T19513]      do_syscall_64+0xc6/0x1e0
[ 5224.415543][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5224.415543][T19513] 
[ 5224.417930][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5224.417930][T19513]      netdev_get_by_index+0x5e/0x80
[ 5224.417930][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5224.417930][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5224.417930][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5224.417930][T19513]      ipv6_add_addr+0x411/0x2000
[ 5224.417930][T19513]      inet6_addr_add+0x30e/0xa40
[ 5224.417930][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5224.417930][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5224.417930][T19513]      netlink_rcv_skb+0x130/0x360
[ 5224.417930][T19513]      netlink_unicast+0x449/0x710
[ 5224.417930][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5224.417930][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5224.417930][T19513]      ___sys_sendmsg+0xee/0x170
[ 5224.417930][T19513]      __sys_sendmsg+0xcd/0x170
[ 5224.417930][T19513]      do_syscall_64+0xc6/0x1e0
[ 5224.417930][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5224.417930][T19513] 
[ 5224.420165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5224.420165][T19513]      netdev_get_by_index+0x5e/0x80
[ 5224.420165][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5224.420165][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5224.420165][T19513]      ip6_route_add+0x1c/0x140
[ 5224.420165][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5224.420165][T19513]      addrconf_add_dev+0xe2/0x170
[ 5224.420165][T19513]      inet6_addr_add+0x12f/0xa40
[ 5224.420165][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5224.420165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5224.420165][T19513]      netlink_rcv_skb+0x130/0x360
[ 5224.420165][T19513]      netlink_unicast+0x449/0x710
[ 5224.420165][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5224.420165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5224.420165][T19513]      ___sys_sendmsg+0xee/0x170
[ 5224.420165][T19513]      __sys_sendmsg+0xcd/0x170
[ 5224.420165][T19513]      do_syscall_64+0xc6/0x1e0
[ 5224.420165][T19513] 
[ 5224.422380][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5224.422380][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5224.422380][T19513]      ipv6_find_idev+0x102/0x170
[ 5224.422380][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5224.422380][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5224.422380][T19513]      netlink_rcv_skb+0x130/0x360
[ 5224.422380][T19513]      netlink_unicast+0x449/0x710
[ 5224.422380][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5224.422380][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5224.422380][T19513]      ___sys_sendmsg+0xee/0x170
[ 5224.422380][T19513]      __sys_sendmsg+0xcd/0x170
[ 5224.422380][T19513]      do_syscall_64+0xc6/0x1e0
[ 5224.422380][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5224.422380][T19513] 
[ 5224.424107][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5224.424107][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5224.424107][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5224.424107][T19513]      ipv6_find_idev+0x102/0x170
[ 5224.424107][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5224.424107][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5224.424107][T19513]      netlink_rcv_skb+0x130/0x360
[ 5224.424107][T19513]      netlink_unicast+0x449/0x710
[ 5224.424107][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5224.424107][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5224.424107][T19513]      ___sys_sendmsg+0xee/0x170
[ 5224.424107][T19513]      __sys_sendmsg+0xcd/0x170
[ 5224.424107][T19513]      do_syscall_64+0xc6/0x1e0
[ 5224.424107][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5224.424107][T19513] 
[ 5234.679154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5234.679585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5234.679585][T19513]      netdev_get_by_index+0x5e/0x80
[ 5234.679585][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5234.679585][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5234.679585][T19513]      ip6_route_add+0x1c/0x140
[ 5234.679585][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5234.679585][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5234.679585][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5234.679585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5234.679585][T19513]      netlink_rcv_skb+0x130/0x360
[ 5234.679585][T19513]      netlink_unicast+0x449/0x710
[ 5234.679585][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5234.679585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5234.679585][T19513]      ___sys_sendmsg+0xee/0x170
[ 5234.679585][T19513]      __sys_sendmsg+0xcd/0x170
[ 5234.679585][T19513]      do_syscall_64+0xc6/0x1e0
[ 5234.679585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5234.679585][T19513] 
[ 5234.681905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5234.681905][T19513]      netdev_get_by_index+0x5e/0x80
[ 5234.681905][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5234.681905][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5234.681905][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5234.681905][T19513]      ipv6_add_addr+0x411/0x2000
[ 5234.681905][T19513]      inet6_addr_add+0x30e/0xa40
[ 5234.681905][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5234.681905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5234.681905][T19513]      netlink_rcv_skb+0x130/0x360
[ 5234.681905][T19513]      netlink_unicast+0x449/0x710
[ 5234.681905][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5234.681905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5234.681905][T19513]      ___sys_sendmsg+0xee/0x170
[ 5234.681905][T19513]      __sys_sendmsg+0xcd/0x170
[ 5234.681905][T19513]      do_syscall_64+0xc6/0x1e0
[ 5234.681905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5234.681905][T19513] 
[ 5234.684207][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5234.684207][T19513]      netdev_get_by_index+0x5e/0x80
[ 5234.684207][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5234.684207][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5234.684207][T19513]      ip6_route_add+0x1c/0x140
[ 5234.684207][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5234.684207][T19513]      addrconf_add_dev+0xe2/0x170
[ 5234.684207][T19513]      inet6_addr_add+0x12f/0xa40
[ 5234.684207][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5234.684207][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5234.684207][T19513]      netlink_rcv_skb+0x130/0x360
[ 5234.684207][T19513]      netlink_unicast+0x449/0x710
[ 5234.684207][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5234.684207][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5234.684207][T19513]      ___sys_sendmsg+0xee/0x170
[ 5234.684207][T19513]      __sys_sendmsg+0xcd/0x170
[ 5234.684207][T19513]      do_syscall_64+0xc6/0x1e0
[ 5234.684207][T19513] 
[ 5234.686467][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5234.686467][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5234.686467][T19513]      ipv6_find_idev+0x102/0x170
[ 5234.686467][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5234.686467][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5234.686467][T19513]      netlink_rcv_skb+0x130/0x360
[ 5234.686467][T19513]      netlink_unicast+0x449/0x710
[ 5234.686467][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5234.686467][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5234.686467][T19513]      ___sys_sendmsg+0xee/0x170
[ 5234.686467][T19513]      __sys_sendmsg+0xcd/0x170
[ 5234.686467][T19513]      do_syscall_64+0xc6/0x1e0
[ 5234.686467][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5234.686467][T19513] 
[ 5234.688205][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5234.688205][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5234.688205][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5234.688205][T19513]      ipv6_find_idev+0x102/0x170
[ 5234.688205][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5234.688205][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5234.688205][T19513]      netlink_rcv_skb+0x130/0x360
[ 5234.688205][T19513]      netlink_unicast+0x449/0x710
[ 5234.688205][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5234.688205][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5234.688205][T19513]      ___sys_sendmsg+0xee/0x170
[ 5234.688205][T19513]      __sys_sendmsg+0xcd/0x170
[ 5234.688205][T19513]      do_syscall_64+0xc6/0x1e0
[ 5234.688205][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5234.688205][T19513] 
[ 5244.927121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5244.927547][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5244.927547][T19513]      netdev_get_by_index+0x5e/0x80
[ 5244.927547][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5244.927547][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5244.927547][T19513]      ip6_route_add+0x1c/0x140
[ 5244.927547][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5244.927547][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5244.927547][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5244.927547][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5244.927547][T19513]      netlink_rcv_skb+0x130/0x360
[ 5244.927547][T19513]      netlink_unicast+0x449/0x710
[ 5244.927547][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5244.927547][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5244.927547][T19513]      ___sys_sendmsg+0xee/0x170
[ 5244.927547][T19513]      __sys_sendmsg+0xcd/0x170
[ 5244.927547][T19513]      do_syscall_64+0xc6/0x1e0
[ 5244.927547][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5244.927547][T19513] 
[ 5244.929817][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5244.929817][T19513]      netdev_get_by_index+0x5e/0x80
[ 5244.929817][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5244.929817][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5244.929817][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5244.929817][T19513]      ipv6_add_addr+0x411/0x2000
[ 5244.929817][T19513]      inet6_addr_add+0x30e/0xa40
[ 5244.929817][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5244.929817][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5244.929817][T19513]      netlink_rcv_skb+0x130/0x360
[ 5244.929817][T19513]      netlink_unicast+0x449/0x710
[ 5244.929817][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5244.929817][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5244.929817][T19513]      ___sys_sendmsg+0xee/0x170
[ 5244.929817][T19513]      __sys_sendmsg+0xcd/0x170
[ 5244.929817][T19513]      do_syscall_64+0xc6/0x1e0
[ 5244.929817][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5244.929817][T19513] 
[ 5244.932082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5244.932082][T19513]      netdev_get_by_index+0x5e/0x80
[ 5244.932082][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5244.932082][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5244.932082][T19513]      ip6_route_add+0x1c/0x140
[ 5244.932082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5244.932082][T19513]      addrconf_add_dev+0xe2/0x170
[ 5244.932082][T19513]      inet6_addr_add+0x12f/0xa40
[ 5244.932082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5244.932082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5244.932082][T19513]      netlink_rcv_skb+0x130/0x360
[ 5244.932082][T19513]      netlink_unicast+0x449/0x710
[ 5244.932082][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5244.932082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5244.932082][T19513]      ___sys_sendmsg+0xee/0x170
[ 5244.932082][T19513]      __sys_sendmsg+0xcd/0x170
[ 5244.932082][T19513]      do_syscall_64+0xc6/0x1e0
[ 5244.932082][T19513] 
[ 5244.934299][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5244.934299][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5244.934299][T19513]      ipv6_find_idev+0x102/0x170
[ 5244.934299][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5244.934299][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5244.934299][T19513]      netlink_rcv_skb+0x130/0x360
[ 5244.934299][T19513]      netlink_unicast+0x449/0x710
[ 5244.934299][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5244.934299][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5244.934299][T19513]      ___sys_sendmsg+0xee/0x170
[ 5244.934299][T19513]      __sys_sendmsg+0xcd/0x170
[ 5244.934299][T19513]      do_syscall_64+0xc6/0x1e0
[ 5244.934299][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5244.934299][T19513] 
[ 5244.936010][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5244.936010][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5244.936010][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5244.936010][T19513]      ipv6_find_idev+0x102/0x170
[ 5244.936010][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5244.936010][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5244.936010][T19513]      netlink_rcv_skb+0x130/0x360
[ 5244.936010][T19513]      netlink_unicast+0x449/0x710
[ 5244.936010][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5244.936010][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5244.936010][T19513]      ___sys_sendmsg+0xee/0x170
[ 5244.936010][T19513]      __sys_sendmsg+0xcd/0x170
[ 5244.936010][T19513]      do_syscall_64+0xc6/0x1e0
[ 5244.936010][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5244.936010][T19513] 
[ 5255.175128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5255.175633][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5255.175633][T19513]      netdev_get_by_index+0x5e/0x80
[ 5255.175633][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5255.175633][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5255.175633][T19513]      ip6_route_add+0x1c/0x140
[ 5255.175633][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5255.175633][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5255.175633][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5255.175633][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5255.175633][T19513]      netlink_rcv_skb+0x130/0x360
[ 5255.175633][T19513]      netlink_unicast+0x449/0x710
[ 5255.175633][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5255.175633][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5255.175633][T19513]      ___sys_sendmsg+0xee/0x170
[ 5255.175633][T19513]      __sys_sendmsg+0xcd/0x170
[ 5255.175633][T19513]      do_syscall_64+0xc6/0x1e0
[ 5255.175633][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5255.175633][T19513] 
[ 5255.177907][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5255.177907][T19513]      netdev_get_by_index+0x5e/0x80
[ 5255.177907][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5255.177907][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5255.177907][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5255.177907][T19513]      ipv6_add_addr+0x411/0x2000
[ 5255.177907][T19513]      inet6_addr_add+0x30e/0xa40
[ 5255.177907][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5255.177907][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5255.177907][T19513]      netlink_rcv_skb+0x130/0x360
[ 5255.177907][T19513]      netlink_unicast+0x449/0x710
[ 5255.177907][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5255.177907][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5255.177907][T19513]      ___sys_sendmsg+0xee/0x170
[ 5255.177907][T19513]      __sys_sendmsg+0xcd/0x170
[ 5255.177907][T19513]      do_syscall_64+0xc6/0x1e0
[ 5255.177907][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5255.177907][T19513] 
[ 5255.180175][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5255.180175][T19513]      netdev_get_by_index+0x5e/0x80
[ 5255.180175][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5255.180175][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5255.180175][T19513]      ip6_route_add+0x1c/0x140
[ 5255.180175][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5255.180175][T19513]      addrconf_add_dev+0xe2/0x170
[ 5255.180175][T19513]      inet6_addr_add+0x12f/0xa40
[ 5255.180175][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5255.180175][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5255.180175][T19513]      netlink_rcv_skb+0x130/0x360
[ 5255.180175][T19513]      netlink_unicast+0x449/0x710
[ 5255.180175][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5255.180175][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5255.180175][T19513]      ___sys_sendmsg+0xee/0x170
[ 5255.180175][T19513]      __sys_sendmsg+0xcd/0x170
[ 5255.180175][T19513]      do_syscall_64+0xc6/0x1e0
[ 5255.180175][T19513] 
[ 5255.182379][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5255.182379][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5255.182379][T19513]      ipv6_find_idev+0x102/0x170
[ 5255.182379][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5255.182379][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5255.182379][T19513]      netlink_rcv_skb+0x130/0x360
[ 5255.182379][T19513]      netlink_unicast+0x449/0x710
[ 5255.182379][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5255.182379][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5255.182379][T19513]      ___sys_sendmsg+0xee/0x170
[ 5255.182379][T19513]      __sys_sendmsg+0xcd/0x170
[ 5255.182379][T19513]      do_syscall_64+0xc6/0x1e0
[ 5255.182379][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5255.182379][T19513] 
[ 5255.184095][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5255.184095][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5255.184095][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5255.184095][T19513]      ipv6_find_idev+0x102/0x170
[ 5255.184095][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5255.184095][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5255.184095][T19513]      netlink_rcv_skb+0x130/0x360
[ 5255.184095][T19513]      netlink_unicast+0x449/0x710
[ 5255.184095][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5255.184095][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5255.184095][T19513]      ___sys_sendmsg+0xee/0x170
[ 5255.184095][T19513]      __sys_sendmsg+0xcd/0x170
[ 5255.184095][T19513]      do_syscall_64+0xc6/0x1e0
[ 5255.184095][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5255.184095][T19513] 
[ 5265.239133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5265.239612][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5265.239612][T19513]      netdev_get_by_index+0x5e/0x80
[ 5265.239612][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5265.239612][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5265.239612][T19513]      ip6_route_add+0x1c/0x140
[ 5265.239612][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5265.239612][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5265.239612][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5265.239612][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5265.239612][T19513]      netlink_rcv_skb+0x130/0x360
[ 5265.239612][T19513]      netlink_unicast+0x449/0x710
[ 5265.239612][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5265.239612][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5265.239612][T19513]      ___sys_sendmsg+0xee/0x170
[ 5265.239612][T19513]      __sys_sendmsg+0xcd/0x170
[ 5265.239612][T19513]      do_syscall_64+0xc6/0x1e0
[ 5265.239612][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5265.239612][T19513] 
[ 5265.241893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5265.241893][T19513]      netdev_get_by_index+0x5e/0x80
[ 5265.241893][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5265.241893][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5265.241893][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5265.241893][T19513]      ipv6_add_addr+0x411/0x2000
[ 5265.241893][T19513]      inet6_addr_add+0x30e/0xa40
[ 5265.241893][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5265.241893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5265.241893][T19513]      netlink_rcv_skb+0x130/0x360
[ 5265.241893][T19513]      netlink_unicast+0x449/0x710
[ 5265.241893][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5265.241893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5265.241893][T19513]      ___sys_sendmsg+0xee/0x170
[ 5265.241893][T19513]      __sys_sendmsg+0xcd/0x170
[ 5265.241893][T19513]      do_syscall_64+0xc6/0x1e0
[ 5265.241893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5265.241893][T19513] 
[ 5265.244144][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5265.244144][T19513]      netdev_get_by_index+0x5e/0x80
[ 5265.244144][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5265.244144][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5265.244144][T19513]      ip6_route_add+0x1c/0x140
[ 5265.244144][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5265.244144][T19513]      addrconf_add_dev+0xe2/0x170
[ 5265.244144][T19513]      inet6_addr_add+0x12f/0xa40
[ 5265.244144][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5265.244144][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5265.244144][T19513]      netlink_rcv_skb+0x130/0x360
[ 5265.244144][T19513]      netlink_unicast+0x449/0x710
[ 5265.244144][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5265.244144][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5265.244144][T19513]      ___sys_sendmsg+0xee/0x170
[ 5265.244144][T19513]      __sys_sendmsg+0xcd/0x170
[ 5265.244144][T19513]      do_syscall_64+0xc6/0x1e0
[ 5265.244144][T19513] 
[ 5265.246342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5265.246342][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5265.246342][T19513]      ipv6_find_idev+0x102/0x170
[ 5265.246342][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5265.246342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5265.246342][T19513]      netlink_rcv_skb+0x130/0x360
[ 5265.246342][T19513]      netlink_unicast+0x449/0x710
[ 5265.246342][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5265.246342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5265.246342][T19513]      ___sys_sendmsg+0xee/0x170
[ 5265.246342][T19513]      __sys_sendmsg+0xcd/0x170
[ 5265.246342][T19513]      do_syscall_64+0xc6/0x1e0
[ 5265.246342][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5265.246342][T19513] 
[ 5265.248070][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5265.248070][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5265.248070][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5265.248070][T19513]      ipv6_find_idev+0x102/0x170
[ 5265.248070][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5265.248070][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5265.248070][T19513]      netlink_rcv_skb+0x130/0x360
[ 5265.248070][T19513]      netlink_unicast+0x449/0x710
[ 5265.248070][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5265.248070][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5265.248070][T19513]      ___sys_sendmsg+0xee/0x170
[ 5265.248070][T19513]      __sys_sendmsg+0xcd/0x170
[ 5265.248070][T19513]      do_syscall_64+0xc6/0x1e0
[ 5265.248070][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5265.248070][T19513] 
[ 5275.487079][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5275.487569][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5275.487569][T19513]      netdev_get_by_index+0x5e/0x80
[ 5275.487569][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5275.487569][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5275.487569][T19513]      ip6_route_add+0x1c/0x140
[ 5275.487569][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5275.487569][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5275.487569][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5275.487569][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5275.487569][T19513]      netlink_rcv_skb+0x130/0x360
[ 5275.487569][T19513]      netlink_unicast+0x449/0x710
[ 5275.487569][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5275.487569][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5275.487569][T19513]      ___sys_sendmsg+0xee/0x170
[ 5275.487569][T19513]      __sys_sendmsg+0xcd/0x170
[ 5275.487569][T19513]      do_syscall_64+0xc6/0x1e0
[ 5275.487569][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5275.487569][T19513] 
[ 5275.490222][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5275.490222][T19513]      netdev_get_by_index+0x5e/0x80
[ 5275.490222][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5275.490222][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5275.490222][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5275.490222][T19513]      ipv6_add_addr+0x411/0x2000
[ 5275.490222][T19513]      inet6_addr_add+0x30e/0xa40
[ 5275.490222][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5275.490222][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5275.490222][T19513]      netlink_rcv_skb+0x130/0x360
[ 5275.490222][T19513]      netlink_unicast+0x449/0x710
[ 5275.490222][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5275.490222][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5275.490222][T19513]      ___sys_sendmsg+0xee/0x170
[ 5275.490222][T19513]      __sys_sendmsg+0xcd/0x170
[ 5275.490222][T19513]      do_syscall_64+0xc6/0x1e0
[ 5275.490222][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5275.490222][T19513] 
[ 5275.492850][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5275.492850][T19513]      netdev_get_by_index+0x5e/0x80
[ 5275.492850][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5275.492850][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5275.492850][T19513]      ip6_route_add+0x1c/0x140
[ 5275.492850][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5275.492850][T19513]      addrconf_add_dev+0xe2/0x170
[ 5275.492850][T19513]      inet6_addr_add+0x12f/0xa40
[ 5275.492850][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5275.492850][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5275.492850][T19513]      netlink_rcv_skb+0x130/0x360
[ 5275.492850][T19513]      netlink_unicast+0x449/0x710
[ 5275.492850][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5275.492850][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5275.492850][T19513]      ___sys_sendmsg+0xee/0x170
[ 5275.492850][T19513]      __sys_sendmsg+0xcd/0x170
[ 5275.492850][T19513]      do_syscall_64+0xc6/0x1e0
[ 5275.492850][T19513] 
[ 5275.495320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5275.495320][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5275.495320][T19513]      ipv6_find_idev+0x102/0x170
[ 5275.495320][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5275.495320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5275.495320][T19513]      netlink_rcv_skb+0x130/0x360
[ 5275.495320][T19513]      netlink_unicast+0x449/0x710
[ 5275.495320][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5275.495320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5275.495320][T19513]      ___sys_sendmsg+0xee/0x170
[ 5275.495320][T19513]      __sys_sendmsg+0xcd/0x170
[ 5275.495320][T19513]      do_syscall_64+0xc6/0x1e0
[ 5275.495320][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5275.495320][T19513] 
[ 5275.497352][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5275.497352][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5275.497352][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5275.497352][T19513]      ipv6_find_idev+0x102/0x170
[ 5275.497352][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5275.497352][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5275.497352][T19513]      netlink_rcv_skb+0x130/0x360
[ 5275.497352][T19513]      netlink_unicast+0x449/0x710
[ 5275.497352][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5275.497352][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5275.497352][T19513]      ___sys_sendmsg+0xee/0x170
[ 5275.497352][T19513]      __sys_sendmsg+0xcd/0x170
[ 5275.497352][T19513]      do_syscall_64+0xc6/0x1e0
[ 5275.497352][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5275.497352][T19513] 
[ 5285.735152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5285.735567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5285.735567][T19513]      netdev_get_by_index+0x5e/0x80
[ 5285.735567][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5285.735567][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5285.735567][T19513]      ip6_route_add+0x1c/0x140
[ 5285.735567][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5285.735567][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5285.735567][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5285.735567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5285.735567][T19513]      netlink_rcv_skb+0x130/0x360
[ 5285.735567][T19513]      netlink_unicast+0x449/0x710
[ 5285.735567][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5285.735567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5285.735567][T19513]      ___sys_sendmsg+0xee/0x170
[ 5285.735567][T19513]      __sys_sendmsg+0xcd/0x170
[ 5285.735567][T19513]      do_syscall_64+0xc6/0x1e0
[ 5285.735567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5285.735567][T19513] 
[ 5285.737813][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5285.737813][T19513]      netdev_get_by_index+0x5e/0x80
[ 5285.737813][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5285.737813][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5285.737813][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5285.737813][T19513]      ipv6_add_addr+0x411/0x2000
[ 5285.737813][T19513]      inet6_addr_add+0x30e/0xa40
[ 5285.737813][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5285.737813][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5285.737813][T19513]      netlink_rcv_skb+0x130/0x360
[ 5285.737813][T19513]      netlink_unicast+0x449/0x710
[ 5285.737813][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5285.737813][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5285.737813][T19513]      ___sys_sendmsg+0xee/0x170
[ 5285.737813][T19513]      __sys_sendmsg+0xcd/0x170
[ 5285.737813][T19513]      do_syscall_64+0xc6/0x1e0
[ 5285.737813][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5285.737813][T19513] 
[ 5285.740036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5285.740036][T19513]      netdev_get_by_index+0x5e/0x80
[ 5285.740036][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5285.740036][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5285.740036][T19513]      ip6_route_add+0x1c/0x140
[ 5285.740036][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5285.740036][T19513]      addrconf_add_dev+0xe2/0x170
[ 5285.740036][T19513]      inet6_addr_add+0x12f/0xa40
[ 5285.740036][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5285.740036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5285.740036][T19513]      netlink_rcv_skb+0x130/0x360
[ 5285.740036][T19513]      netlink_unicast+0x449/0x710
[ 5285.740036][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5285.740036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5285.740036][T19513]      ___sys_sendmsg+0xee/0x170
[ 5285.740036][T19513]      __sys_sendmsg+0xcd/0x170
[ 5285.740036][T19513]      do_syscall_64+0xc6/0x1e0
[ 5285.740036][T19513] 
[ 5285.742207][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5285.742207][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5285.742207][T19513]      ipv6_find_idev+0x102/0x170
[ 5285.742207][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5285.742207][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5285.742207][T19513]      netlink_rcv_skb+0x130/0x360
[ 5285.742207][T19513]      netlink_unicast+0x449/0x710
[ 5285.742207][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5285.742207][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5285.742207][T19513]      ___sys_sendmsg+0xee/0x170
[ 5285.742207][T19513]      __sys_sendmsg+0xcd/0x170
[ 5285.742207][T19513]      do_syscall_64+0xc6/0x1e0
[ 5285.742207][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5285.742207][T19513] 
[ 5285.743913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5285.743913][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5285.743913][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5285.743913][T19513]      ipv6_find_idev+0x102/0x170
[ 5285.743913][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5285.743913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5285.743913][T19513]      netlink_rcv_skb+0x130/0x360
[ 5285.743913][T19513]      netlink_unicast+0x449/0x710
[ 5285.743913][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5285.743913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5285.743913][T19513]      ___sys_sendmsg+0xee/0x170
[ 5285.743913][T19513]      __sys_sendmsg+0xcd/0x170
[ 5285.743913][T19513]      do_syscall_64+0xc6/0x1e0
[ 5285.743913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5285.743913][T19513] 
[ 5295.983086][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5295.983511][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5295.983511][T19513]      netdev_get_by_index+0x5e/0x80
[ 5295.983511][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5295.983511][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5295.983511][T19513]      ip6_route_add+0x1c/0x140
[ 5295.983511][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5295.983511][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5295.983511][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5295.983511][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5295.983511][T19513]      netlink_rcv_skb+0x130/0x360
[ 5295.983511][T19513]      netlink_unicast+0x449/0x710
[ 5295.983511][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5295.983511][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5295.983511][T19513]      ___sys_sendmsg+0xee/0x170
[ 5295.983511][T19513]      __sys_sendmsg+0xcd/0x170
[ 5295.983511][T19513]      do_syscall_64+0xc6/0x1e0
[ 5295.983511][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5295.983511][T19513] 
[ 5295.985764][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5295.985764][T19513]      netdev_get_by_index+0x5e/0x80
[ 5295.985764][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5295.985764][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5295.985764][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5295.985764][T19513]      ipv6_add_addr+0x411/0x2000
[ 5295.985764][T19513]      inet6_addr_add+0x30e/0xa40
[ 5295.985764][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5295.985764][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5295.985764][T19513]      netlink_rcv_skb+0x130/0x360
[ 5295.985764][T19513]      netlink_unicast+0x449/0x710
[ 5295.985764][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5295.985764][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5295.985764][T19513]      ___sys_sendmsg+0xee/0x170
[ 5295.985764][T19513]      __sys_sendmsg+0xcd/0x170
[ 5295.985764][T19513]      do_syscall_64+0xc6/0x1e0
[ 5295.985764][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5295.985764][T19513] 
[ 5295.988001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5295.988001][T19513]      netdev_get_by_index+0x5e/0x80
[ 5295.988001][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5295.988001][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5295.988001][T19513]      ip6_route_add+0x1c/0x140
[ 5295.988001][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5295.988001][T19513]      addrconf_add_dev+0xe2/0x170
[ 5295.988001][T19513]      inet6_addr_add+0x12f/0xa40
[ 5295.988001][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5295.988001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5295.988001][T19513]      netlink_rcv_skb+0x130/0x360
[ 5295.988001][T19513]      netlink_unicast+0x449/0x710
[ 5295.988001][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5295.988001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5295.988001][T19513]      ___sys_sendmsg+0xee/0x170
[ 5295.988001][T19513]      __sys_sendmsg+0xcd/0x170
[ 5295.988001][T19513]      do_syscall_64+0xc6/0x1e0
[ 5295.988001][T19513] 
[ 5295.990196][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5295.990196][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5295.990196][T19513]      ipv6_find_idev+0x102/0x170
[ 5295.990196][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5295.990196][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5295.990196][T19513]      netlink_rcv_skb+0x130/0x360
[ 5295.990196][T19513]      netlink_unicast+0x449/0x710
[ 5295.990196][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5295.990196][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5295.990196][T19513]      ___sys_sendmsg+0xee/0x170
[ 5295.990196][T19513]      __sys_sendmsg+0xcd/0x170
[ 5295.990196][T19513]      do_syscall_64+0xc6/0x1e0
[ 5295.990196][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5295.990196][T19513] 
[ 5295.991920][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5295.991920][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5295.991920][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5295.991920][T19513]      ipv6_find_idev+0x102/0x170
[ 5295.991920][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5295.991920][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5295.991920][T19513]      netlink_rcv_skb+0x130/0x360
[ 5295.991920][T19513]      netlink_unicast+0x449/0x710
[ 5295.991920][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5295.991920][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5295.991920][T19513]      ___sys_sendmsg+0xee/0x170
[ 5295.991920][T19513]      __sys_sendmsg+0xcd/0x170
[ 5295.991920][T19513]      do_syscall_64+0xc6/0x1e0
[ 5295.991920][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5295.991920][T19513] 
[ 5306.231189][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5306.231590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5306.231590][T19513]      netdev_get_by_index+0x5e/0x80
[ 5306.231590][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5306.231590][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5306.231590][T19513]      ip6_route_add+0x1c/0x140
[ 5306.231590][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5306.231590][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5306.231590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5306.231590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5306.231590][T19513]      netlink_rcv_skb+0x130/0x360
[ 5306.231590][T19513]      netlink_unicast+0x449/0x710
[ 5306.231590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5306.231590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5306.231590][T19513]      ___sys_sendmsg+0xee/0x170
[ 5306.231590][T19513]      __sys_sendmsg+0xcd/0x170
[ 5306.231590][T19513]      do_syscall_64+0xc6/0x1e0
[ 5306.231590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5306.231590][T19513] 
[ 5306.233958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5306.233958][T19513]      netdev_get_by_index+0x5e/0x80
[ 5306.233958][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5306.233958][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5306.233958][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5306.233958][T19513]      ipv6_add_addr+0x411/0x2000
[ 5306.233958][T19513]      inet6_addr_add+0x30e/0xa40
[ 5306.233958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5306.233958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5306.233958][T19513]      netlink_rcv_skb+0x130/0x360
[ 5306.233958][T19513]      netlink_unicast+0x449/0x710
[ 5306.233958][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5306.233958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5306.233958][T19513]      ___sys_sendmsg+0xee/0x170
[ 5306.233958][T19513]      __sys_sendmsg+0xcd/0x170
[ 5306.233958][T19513]      do_syscall_64+0xc6/0x1e0
[ 5306.233958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5306.233958][T19513] 
[ 5306.236174][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5306.236174][T19513]      netdev_get_by_index+0x5e/0x80
[ 5306.236174][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5306.236174][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5306.236174][T19513]      ip6_route_add+0x1c/0x140
[ 5306.236174][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5306.236174][T19513]      addrconf_add_dev+0xe2/0x170
[ 5306.236174][T19513]      inet6_addr_add+0x12f/0xa40
[ 5306.236174][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5306.236174][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5306.236174][T19513]      netlink_rcv_skb+0x130/0x360
[ 5306.236174][T19513]      netlink_unicast+0x449/0x710
[ 5306.236174][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5306.236174][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5306.236174][T19513]      ___sys_sendmsg+0xee/0x170
[ 5306.236174][T19513]      __sys_sendmsg+0xcd/0x170
[ 5306.236174][T19513]      do_syscall_64+0xc6/0x1e0
[ 5306.236174][T19513] 
[ 5306.238359][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5306.238359][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5306.238359][T19513]      ipv6_find_idev+0x102/0x170
[ 5306.238359][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5306.238359][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5306.238359][T19513]      netlink_rcv_skb+0x130/0x360
[ 5306.238359][T19513]      netlink_unicast+0x449/0x710
[ 5306.238359][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5306.238359][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5306.238359][T19513]      ___sys_sendmsg+0xee/0x170
[ 5306.238359][T19513]      __sys_sendmsg+0xcd/0x170
[ 5306.238359][T19513]      do_syscall_64+0xc6/0x1e0
[ 5306.238359][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5306.238359][T19513] 
[ 5306.240057][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5306.240057][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5306.240057][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5306.240057][T19513]      ipv6_find_idev+0x102/0x170
[ 5306.240057][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5306.240057][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5306.240057][T19513]      netlink_rcv_skb+0x130/0x360
[ 5306.240057][T19513]      netlink_unicast+0x449/0x710
[ 5306.240057][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5306.240057][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5306.240057][T19513]      ___sys_sendmsg+0xee/0x170
[ 5306.240057][T19513]      __sys_sendmsg+0xcd/0x170
[ 5306.240057][T19513]      do_syscall_64+0xc6/0x1e0
[ 5306.240057][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5306.240057][T19513] 
[ 5316.343127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5316.343600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5316.343600][T19513]      netdev_get_by_index+0x5e/0x80
[ 5316.343600][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5316.343600][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5316.343600][T19513]      ip6_route_add+0x1c/0x140
[ 5316.343600][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5316.343600][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5316.343600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5316.343600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5316.343600][T19513]      netlink_rcv_skb+0x130/0x360
[ 5316.343600][T19513]      netlink_unicast+0x449/0x710
[ 5316.343600][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5316.343600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5316.343600][T19513]      ___sys_sendmsg+0xee/0x170
[ 5316.343600][T19513]      __sys_sendmsg+0xcd/0x170
[ 5316.343600][T19513]      do_syscall_64+0xc6/0x1e0
[ 5316.343600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5316.343600][T19513] 
[ 5316.345850][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5316.345850][T19513]      netdev_get_by_index+0x5e/0x80
[ 5316.345850][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5316.345850][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5316.345850][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5316.345850][T19513]      ipv6_add_addr+0x411/0x2000
[ 5316.345850][T19513]      inet6_addr_add+0x30e/0xa40
[ 5316.345850][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5316.345850][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5316.345850][T19513]      netlink_rcv_skb+0x130/0x360
[ 5316.345850][T19513]      netlink_unicast+0x449/0x710
[ 5316.345850][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5316.345850][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5316.345850][T19513]      ___sys_sendmsg+0xee/0x170
[ 5316.345850][T19513]      __sys_sendmsg+0xcd/0x170
[ 5316.345850][T19513]      do_syscall_64+0xc6/0x1e0
[ 5316.345850][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5316.345850][T19513] 
[ 5316.348076][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5316.348076][T19513]      netdev_get_by_index+0x5e/0x80
[ 5316.348076][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5316.348076][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5316.348076][T19513]      ip6_route_add+0x1c/0x140
[ 5316.348076][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5316.348076][T19513]      addrconf_add_dev+0xe2/0x170
[ 5316.348076][T19513]      inet6_addr_add+0x12f/0xa40
[ 5316.348076][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5316.348076][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5316.348076][T19513]      netlink_rcv_skb+0x130/0x360
[ 5316.348076][T19513]      netlink_unicast+0x449/0x710
[ 5316.348076][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5316.348076][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5316.348076][T19513]      ___sys_sendmsg+0xee/0x170
[ 5316.348076][T19513]      __sys_sendmsg+0xcd/0x170
[ 5316.348076][T19513]      do_syscall_64+0xc6/0x1e0
[ 5316.348076][T19513] 
[ 5316.350253][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5316.350253][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5316.350253][T19513]      ipv6_find_idev+0x102/0x170
[ 5316.350253][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5316.350253][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5316.350253][T19513]      netlink_rcv_skb+0x130/0x360
[ 5316.350253][T19513]      netlink_unicast+0x449/0x710
[ 5316.350253][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5316.350253][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5316.350253][T19513]      ___sys_sendmsg+0xee/0x170
[ 5316.350253][T19513]      __sys_sendmsg+0xcd/0x170
[ 5316.350253][T19513]      do_syscall_64+0xc6/0x1e0
[ 5316.350253][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5316.350253][T19513] 
[ 5316.351992][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5316.351992][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5316.351992][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5316.351992][T19513]      ipv6_find_idev+0x102/0x170
[ 5316.351992][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5316.351992][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5316.351992][T19513]      netlink_rcv_skb+0x130/0x360
[ 5316.351992][T19513]      netlink_unicast+0x449/0x710
[ 5316.351992][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5316.351992][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5316.351992][T19513]      ___sys_sendmsg+0xee/0x170
[ 5316.351992][T19513]      __sys_sendmsg+0xcd/0x170
[ 5316.351992][T19513]      do_syscall_64+0xc6/0x1e0
[ 5316.351992][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5316.351992][T19513] 
[ 5326.519154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5326.519635][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5326.519635][T19513]      netdev_get_by_index+0x5e/0x80
[ 5326.519635][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5326.519635][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5326.519635][T19513]      ip6_route_add+0x1c/0x140
[ 5326.519635][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5326.519635][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5326.519635][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5326.519635][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5326.519635][T19513]      netlink_rcv_skb+0x130/0x360
[ 5326.519635][T19513]      netlink_unicast+0x449/0x710
[ 5326.519635][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5326.519635][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5326.519635][T19513]      ___sys_sendmsg+0xee/0x170
[ 5326.519635][T19513]      __sys_sendmsg+0xcd/0x170
[ 5326.519635][T19513]      do_syscall_64+0xc6/0x1e0
[ 5326.519635][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5326.519635][T19513] 
[ 5326.521893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5326.521893][T19513]      netdev_get_by_index+0x5e/0x80
[ 5326.521893][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5326.521893][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5326.521893][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5326.521893][T19513]      ipv6_add_addr+0x411/0x2000
[ 5326.521893][T19513]      inet6_addr_add+0x30e/0xa40
[ 5326.521893][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5326.521893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5326.521893][T19513]      netlink_rcv_skb+0x130/0x360
[ 5326.521893][T19513]      netlink_unicast+0x449/0x710
[ 5326.521893][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5326.521893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5326.521893][T19513]      ___sys_sendmsg+0xee/0x170
[ 5326.521893][T19513]      __sys_sendmsg+0xcd/0x170
[ 5326.521893][T19513]      do_syscall_64+0xc6/0x1e0
[ 5326.521893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5326.521893][T19513] 
[ 5326.524132][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5326.524132][T19513]      netdev_get_by_index+0x5e/0x80
[ 5326.524132][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5326.524132][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5326.524132][T19513]      ip6_route_add+0x1c/0x140
[ 5326.524132][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5326.524132][T19513]      addrconf_add_dev+0xe2/0x170
[ 5326.524132][T19513]      inet6_addr_add+0x12f/0xa40
[ 5326.524132][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5326.524132][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5326.524132][T19513]      netlink_rcv_skb+0x130/0x360
[ 5326.524132][T19513]      netlink_unicast+0x449/0x710
[ 5326.524132][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5326.524132][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5326.524132][T19513]      ___sys_sendmsg+0xee/0x170
[ 5326.524132][T19513]      __sys_sendmsg+0xcd/0x170
[ 5326.524132][T19513]      do_syscall_64+0xc6/0x1e0
[ 5326.524132][T19513] 
[ 5326.526303][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5326.526303][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5326.526303][T19513]      ipv6_find_idev+0x102/0x170
[ 5326.526303][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5326.526303][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5326.526303][T19513]      netlink_rcv_skb+0x130/0x360
[ 5326.526303][T19513]      netlink_unicast+0x449/0x710
[ 5326.526303][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5326.526303][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5326.526303][T19513]      ___sys_sendmsg+0xee/0x170
[ 5326.526303][T19513]      __sys_sendmsg+0xcd/0x170
[ 5326.526303][T19513]      do_syscall_64+0xc6/0x1e0
[ 5326.526303][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5326.526303][T19513] 
[ 5326.528017][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5326.528017][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5326.528017][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5326.528017][T19513]      ipv6_find_idev+0x102/0x170
[ 5326.528017][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5326.528017][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5326.528017][T19513]      netlink_rcv_skb+0x130/0x360
[ 5326.528017][T19513]      netlink_unicast+0x449/0x710
[ 5326.528017][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5326.528017][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5326.528017][T19513]      ___sys_sendmsg+0xee/0x170
[ 5326.528017][T19513]      __sys_sendmsg+0xcd/0x170
[ 5326.528017][T19513]      do_syscall_64+0xc6/0x1e0
[ 5326.528017][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5326.528017][T19513] 
[ 5336.767170][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5336.767661][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5336.767661][T19513]      netdev_get_by_index+0x5e/0x80
[ 5336.767661][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5336.767661][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5336.767661][T19513]      ip6_route_add+0x1c/0x140
[ 5336.767661][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5336.767661][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5336.767661][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5336.767661][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5336.767661][T19513]      netlink_rcv_skb+0x130/0x360
[ 5336.767661][T19513]      netlink_unicast+0x449/0x710
[ 5336.767661][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5336.767661][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5336.767661][T19513]      ___sys_sendmsg+0xee/0x170
[ 5336.767661][T19513]      __sys_sendmsg+0xcd/0x170
[ 5336.767661][T19513]      do_syscall_64+0xc6/0x1e0
[ 5336.767661][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5336.767661][T19513] 
[ 5336.769908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5336.769908][T19513]      netdev_get_by_index+0x5e/0x80
[ 5336.769908][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5336.769908][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5336.769908][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5336.769908][T19513]      ipv6_add_addr+0x411/0x2000
[ 5336.769908][T19513]      inet6_addr_add+0x30e/0xa40
[ 5336.769908][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5336.769908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5336.769908][T19513]      netlink_rcv_skb+0x130/0x360
[ 5336.769908][T19513]      netlink_unicast+0x449/0x710
[ 5336.769908][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5336.769908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5336.769908][T19513]      ___sys_sendmsg+0xee/0x170
[ 5336.769908][T19513]      __sys_sendmsg+0xcd/0x170
[ 5336.769908][T19513]      do_syscall_64+0xc6/0x1e0
[ 5336.769908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5336.769908][T19513] 
[ 5336.772141][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5336.772141][T19513]      netdev_get_by_index+0x5e/0x80
[ 5336.772141][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5336.772141][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5336.772141][T19513]      ip6_route_add+0x1c/0x140
[ 5336.772141][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5336.772141][T19513]      addrconf_add_dev+0xe2/0x170
[ 5336.772141][T19513]      inet6_addr_add+0x12f/0xa40
[ 5336.772141][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5336.772141][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5336.772141][T19513]      netlink_rcv_skb+0x130/0x360
[ 5336.772141][T19513]      netlink_unicast+0x449/0x710
[ 5336.772141][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5336.772141][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5336.772141][T19513]      ___sys_sendmsg+0xee/0x170
[ 5336.772141][T19513]      __sys_sendmsg+0xcd/0x170
[ 5336.772141][T19513]      do_syscall_64+0xc6/0x1e0
[ 5336.772141][T19513] 
[ 5336.774406][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5336.774406][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5336.774406][T19513]      ipv6_find_idev+0x102/0x170
[ 5336.774406][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5336.774406][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5336.774406][T19513]      netlink_rcv_skb+0x130/0x360
[ 5336.774406][T19513]      netlink_unicast+0x449/0x710
[ 5336.774406][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5336.774406][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5336.774406][T19513]      ___sys_sendmsg+0xee/0x170
[ 5336.774406][T19513]      __sys_sendmsg+0xcd/0x170
[ 5336.774406][T19513]      do_syscall_64+0xc6/0x1e0
[ 5336.774406][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5336.774406][T19513] 
[ 5336.776109][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5336.776109][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5336.776109][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5336.776109][T19513]      ipv6_find_idev+0x102/0x170
[ 5336.776109][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5336.776109][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5336.776109][T19513]      netlink_rcv_skb+0x130/0x360
[ 5336.776109][T19513]      netlink_unicast+0x449/0x710
[ 5336.776109][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5336.776109][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5336.776109][T19513]      ___sys_sendmsg+0xee/0x170
[ 5336.776109][T19513]      __sys_sendmsg+0xcd/0x170
[ 5336.776109][T19513]      do_syscall_64+0xc6/0x1e0
[ 5336.776109][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5336.776109][T19513] 
[ 5346.903119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5346.903582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5346.903582][T19513]      netdev_get_by_index+0x5e/0x80
[ 5346.903582][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5346.903582][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5346.903582][T19513]      ip6_route_add+0x1c/0x140
[ 5346.903582][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5346.903582][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5346.903582][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5346.903582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5346.903582][T19513]      netlink_rcv_skb+0x130/0x360
[ 5346.903582][T19513]      netlink_unicast+0x449/0x710
[ 5346.903582][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5346.903582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5346.903582][T19513]      ___sys_sendmsg+0xee/0x170
[ 5346.903582][T19513]      __sys_sendmsg+0xcd/0x170
[ 5346.903582][T19513]      do_syscall_64+0xc6/0x1e0
[ 5346.903582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5346.903582][T19513] 
[ 5346.905832][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5346.905832][T19513]      netdev_get_by_index+0x5e/0x80
[ 5346.905832][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5346.905832][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5346.905832][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5346.905832][T19513]      ipv6_add_addr+0x411/0x2000
[ 5346.905832][T19513]      inet6_addr_add+0x30e/0xa40
[ 5346.905832][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5346.905832][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5346.905832][T19513]      netlink_rcv_skb+0x130/0x360
[ 5346.905832][T19513]      netlink_unicast+0x449/0x710
[ 5346.905832][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5346.905832][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5346.905832][T19513]      ___sys_sendmsg+0xee/0x170
[ 5346.905832][T19513]      __sys_sendmsg+0xcd/0x170
[ 5346.905832][T19513]      do_syscall_64+0xc6/0x1e0
[ 5346.905832][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5346.905832][T19513] 
[ 5346.908043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5346.908043][T19513]      netdev_get_by_index+0x5e/0x80
[ 5346.908043][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5346.908043][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5346.908043][T19513]      ip6_route_add+0x1c/0x140
[ 5346.908043][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5346.908043][T19513]      addrconf_add_dev+0xe2/0x170
[ 5346.908043][T19513]      inet6_addr_add+0x12f/0xa40
[ 5346.908043][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5346.908043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5346.908043][T19513]      netlink_rcv_skb+0x130/0x360
[ 5346.908043][T19513]      netlink_unicast+0x449/0x710
[ 5346.908043][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5346.908043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5346.908043][T19513]      ___sys_sendmsg+0xee/0x170
[ 5346.908043][T19513]      __sys_sendmsg+0xcd/0x170
[ 5346.908043][T19513]      do_syscall_64+0xc6/0x1e0
[ 5346.908043][T19513] 
[ 5346.910214][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5346.910214][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5346.910214][T19513]      ipv6_find_idev+0x102/0x170
[ 5346.910214][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5346.910214][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5346.910214][T19513]      netlink_rcv_skb+0x130/0x360
[ 5346.910214][T19513]      netlink_unicast+0x449/0x710
[ 5346.910214][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5346.910214][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5346.910214][T19513]      ___sys_sendmsg+0xee/0x170
[ 5346.910214][T19513]      __sys_sendmsg+0xcd/0x170
[ 5346.910214][T19513]      do_syscall_64+0xc6/0x1e0
[ 5346.910214][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5346.910214][T19513] 
[ 5346.911930][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5346.911930][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5346.911930][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5346.911930][T19513]      ipv6_find_idev+0x102/0x170
[ 5346.911930][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5346.911930][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5346.911930][T19513]      netlink_rcv_skb+0x130/0x360
[ 5346.911930][T19513]      netlink_unicast+0x449/0x710
[ 5346.911930][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5346.911930][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5346.911930][T19513]      ___sys_sendmsg+0xee/0x170
[ 5346.911930][T19513]      __sys_sendmsg+0xcd/0x170
[ 5346.911930][T19513]      do_syscall_64+0xc6/0x1e0
[ 5346.911930][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5346.911930][T19513] 
[ 5357.151119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5357.151604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5357.151604][T19513]      netdev_get_by_index+0x5e/0x80
[ 5357.151604][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5357.151604][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5357.151604][T19513]      ip6_route_add+0x1c/0x140
[ 5357.151604][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5357.151604][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5357.151604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5357.151604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5357.151604][T19513]      netlink_rcv_skb+0x130/0x360
[ 5357.151604][T19513]      netlink_unicast+0x449/0x710
[ 5357.151604][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5357.151604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5357.151604][T19513]      ___sys_sendmsg+0xee/0x170
[ 5357.151604][T19513]      __sys_sendmsg+0xcd/0x170
[ 5357.151604][T19513]      do_syscall_64+0xc6/0x1e0
[ 5357.151604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5357.151604][T19513] 
[ 5357.153866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5357.153866][T19513]      netdev_get_by_index+0x5e/0x80
[ 5357.153866][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5357.153866][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5357.153866][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5357.153866][T19513]      ipv6_add_addr+0x411/0x2000
[ 5357.153866][T19513]      inet6_addr_add+0x30e/0xa40
[ 5357.153866][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5357.153866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5357.153866][T19513]      netlink_rcv_skb+0x130/0x360
[ 5357.153866][T19513]      netlink_unicast+0x449/0x710
[ 5357.153866][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5357.153866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5357.153866][T19513]      ___sys_sendmsg+0xee/0x170
[ 5357.153866][T19513]      __sys_sendmsg+0xcd/0x170
[ 5357.153866][T19513]      do_syscall_64+0xc6/0x1e0
[ 5357.153866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5357.153866][T19513] 
[ 5357.156082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5357.156082][T19513]      netdev_get_by_index+0x5e/0x80
[ 5357.156082][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5357.156082][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5357.156082][T19513]      ip6_route_add+0x1c/0x140
[ 5357.156082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5357.156082][T19513]      addrconf_add_dev+0xe2/0x170
[ 5357.156082][T19513]      inet6_addr_add+0x12f/0xa40
[ 5357.156082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5357.156082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5357.156082][T19513]      netlink_rcv_skb+0x130/0x360
[ 5357.156082][T19513]      netlink_unicast+0x449/0x710
[ 5357.156082][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5357.156082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5357.156082][T19513]      ___sys_sendmsg+0xee/0x170
[ 5357.156082][T19513]      __sys_sendmsg+0xcd/0x170
[ 5357.156082][T19513]      do_syscall_64+0xc6/0x1e0
[ 5357.156082][T19513] 
[ 5357.158267][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5357.158267][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5357.158267][T19513]      ipv6_find_idev+0x102/0x170
[ 5357.158267][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5357.158267][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5357.158267][T19513]      netlink_rcv_skb+0x130/0x360
[ 5357.158267][T19513]      netlink_unicast+0x449/0x710
[ 5357.158267][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5357.158267][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5357.158267][T19513]      ___sys_sendmsg+0xee/0x170
[ 5357.158267][T19513]      __sys_sendmsg+0xcd/0x170
[ 5357.158267][T19513]      do_syscall_64+0xc6/0x1e0
[ 5357.158267][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5357.158267][T19513] 
[ 5357.159979][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5357.159979][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5357.159979][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5357.159979][T19513]      ipv6_find_idev+0x102/0x170
[ 5357.159979][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5357.159979][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5357.159979][T19513]      netlink_rcv_skb+0x130/0x360
[ 5357.159979][T19513]      netlink_unicast+0x449/0x710
[ 5357.159979][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5357.159979][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5357.159979][T19513]      ___sys_sendmsg+0xee/0x170
[ 5357.159979][T19513]      __sys_sendmsg+0xcd/0x170
[ 5357.159979][T19513]      do_syscall_64+0xc6/0x1e0
[ 5357.159979][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5357.159979][T19513] 
[ 5367.351126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5367.351606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5367.351606][T19513]      netdev_get_by_index+0x5e/0x80
[ 5367.351606][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5367.351606][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5367.351606][T19513]      ip6_route_add+0x1c/0x140
[ 5367.351606][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5367.351606][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5367.351606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5367.351606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5367.351606][T19513]      netlink_rcv_skb+0x130/0x360
[ 5367.351606][T19513]      netlink_unicast+0x449/0x710
[ 5367.351606][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5367.351606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5367.351606][T19513]      ___sys_sendmsg+0xee/0x170
[ 5367.351606][T19513]      __sys_sendmsg+0xcd/0x170
[ 5367.351606][T19513]      do_syscall_64+0xc6/0x1e0
[ 5367.351606][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5367.351606][T19513] 
[ 5367.353898][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5367.353898][T19513]      netdev_get_by_index+0x5e/0x80
[ 5367.353898][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5367.353898][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5367.353898][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5367.353898][T19513]      ipv6_add_addr+0x411/0x2000
[ 5367.353898][T19513]      inet6_addr_add+0x30e/0xa40
[ 5367.353898][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5367.353898][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5367.353898][T19513]      netlink_rcv_skb+0x130/0x360
[ 5367.353898][T19513]      netlink_unicast+0x449/0x710
[ 5367.353898][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5367.353898][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5367.353898][T19513]      ___sys_sendmsg+0xee/0x170
[ 5367.353898][T19513]      __sys_sendmsg+0xcd/0x170
[ 5367.353898][T19513]      do_syscall_64+0xc6/0x1e0
[ 5367.353898][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5367.353898][T19513] 
[ 5367.356131][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5367.356131][T19513]      netdev_get_by_index+0x5e/0x80
[ 5367.356131][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5367.356131][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5367.356131][T19513]      ip6_route_add+0x1c/0x140
[ 5367.356131][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5367.356131][T19513]      addrconf_add_dev+0xe2/0x170
[ 5367.356131][T19513]      inet6_addr_add+0x12f/0xa40
[ 5367.356131][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5367.356131][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5367.356131][T19513]      netlink_rcv_skb+0x130/0x360
[ 5367.356131][T19513]      netlink_unicast+0x449/0x710
[ 5367.356131][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5367.356131][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5367.356131][T19513]      ___sys_sendmsg+0xee/0x170
[ 5367.356131][T19513]      __sys_sendmsg+0xcd/0x170
[ 5367.356131][T19513]      do_syscall_64+0xc6/0x1e0
[ 5367.356131][T19513] 
[ 5367.358315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5367.358315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5367.358315][T19513]      ipv6_find_idev+0x102/0x170
[ 5367.358315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5367.358315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5367.358315][T19513]      netlink_rcv_skb+0x130/0x360
[ 5367.358315][T19513]      netlink_unicast+0x449/0x710
[ 5367.358315][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5367.358315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5367.358315][T19513]      ___sys_sendmsg+0xee/0x170
[ 5367.358315][T19513]      __sys_sendmsg+0xcd/0x170
[ 5367.358315][T19513]      do_syscall_64+0xc6/0x1e0
[ 5367.358315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5367.358315][T19513] 
[ 5367.360016][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5367.360016][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5367.360016][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5367.360016][T19513]      ipv6_find_idev+0x102/0x170
[ 5367.360016][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5367.360016][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5367.360016][T19513]      netlink_rcv_skb+0x130/0x360
[ 5367.360016][T19513]      netlink_unicast+0x449/0x710
[ 5367.360016][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5367.360016][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5367.360016][T19513]      ___sys_sendmsg+0xee/0x170
[ 5367.360016][T19513]      __sys_sendmsg+0xcd/0x170
[ 5367.360016][T19513]      do_syscall_64+0xc6/0x1e0
[ 5367.360016][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5367.360016][T19513] 
[ 5377.607145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5377.607642][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5377.607642][T19513]      netdev_get_by_index+0x5e/0x80
[ 5377.607642][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5377.607642][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5377.607642][T19513]      ip6_route_add+0x1c/0x140
[ 5377.607642][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5377.607642][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5377.607642][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5377.607642][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5377.607642][T19513]      netlink_rcv_skb+0x130/0x360
[ 5377.607642][T19513]      netlink_unicast+0x449/0x710
[ 5377.607642][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5377.607642][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5377.607642][T19513]      ___sys_sendmsg+0xee/0x170
[ 5377.607642][T19513]      __sys_sendmsg+0xcd/0x170
[ 5377.607642][T19513]      do_syscall_64+0xc6/0x1e0
[ 5377.607642][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5377.607642][T19513] 
[ 5377.609893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5377.609893][T19513]      netdev_get_by_index+0x5e/0x80
[ 5377.609893][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5377.609893][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5377.609893][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5377.609893][T19513]      ipv6_add_addr+0x411/0x2000
[ 5377.609893][T19513]      inet6_addr_add+0x30e/0xa40
[ 5377.609893][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5377.609893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5377.609893][T19513]      netlink_rcv_skb+0x130/0x360
[ 5377.609893][T19513]      netlink_unicast+0x449/0x710
[ 5377.609893][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5377.609893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5377.609893][T19513]      ___sys_sendmsg+0xee/0x170
[ 5377.609893][T19513]      __sys_sendmsg+0xcd/0x170
[ 5377.609893][T19513]      do_syscall_64+0xc6/0x1e0
[ 5377.609893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5377.609893][T19513] 
[ 5377.612125][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5377.612125][T19513]      netdev_get_by_index+0x5e/0x80
[ 5377.612125][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5377.612125][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5377.612125][T19513]      ip6_route_add+0x1c/0x140
[ 5377.612125][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5377.612125][T19513]      addrconf_add_dev+0xe2/0x170
[ 5377.612125][T19513]      inet6_addr_add+0x12f/0xa40
[ 5377.612125][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5377.612125][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5377.612125][T19513]      netlink_rcv_skb+0x130/0x360
[ 5377.612125][T19513]      netlink_unicast+0x449/0x710
[ 5377.612125][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5377.612125][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5377.612125][T19513]      ___sys_sendmsg+0xee/0x170
[ 5377.612125][T19513]      __sys_sendmsg+0xcd/0x170
[ 5377.612125][T19513]      do_syscall_64+0xc6/0x1e0
[ 5377.612125][T19513] 
[ 5377.614308][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5377.614308][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5377.614308][T19513]      ipv6_find_idev+0x102/0x170
[ 5377.614308][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5377.614308][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5377.614308][T19513]      netlink_rcv_skb+0x130/0x360
[ 5377.614308][T19513]      netlink_unicast+0x449/0x710
[ 5377.614308][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5377.614308][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5377.614308][T19513]      ___sys_sendmsg+0xee/0x170
[ 5377.614308][T19513]      __sys_sendmsg+0xcd/0x170
[ 5377.614308][T19513]      do_syscall_64+0xc6/0x1e0
[ 5377.614308][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5377.614308][T19513] 
[ 5377.616015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5377.616015][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5377.616015][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5377.616015][T19513]      ipv6_find_idev+0x102/0x170
[ 5377.616015][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5377.616015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5377.616015][T19513]      netlink_rcv_skb+0x130/0x360
[ 5377.616015][T19513]      netlink_unicast+0x449/0x710
[ 5377.616015][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5377.616015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5377.616015][T19513]      ___sys_sendmsg+0xee/0x170
[ 5377.616015][T19513]      __sys_sendmsg+0xcd/0x170
[ 5377.616015][T19513]      do_syscall_64+0xc6/0x1e0
[ 5377.616015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5377.616015][T19513] 
[ 5387.863075][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5387.863559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5387.863559][T19513]      netdev_get_by_index+0x5e/0x80
[ 5387.863559][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5387.863559][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5387.863559][T19513]      ip6_route_add+0x1c/0x140
[ 5387.863559][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5387.863559][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5387.863559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5387.863559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5387.863559][T19513]      netlink_rcv_skb+0x130/0x360
[ 5387.863559][T19513]      netlink_unicast+0x449/0x710
[ 5387.863559][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5387.863559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5387.863559][T19513]      ___sys_sendmsg+0xee/0x170
[ 5387.863559][T19513]      __sys_sendmsg+0xcd/0x170
[ 5387.863559][T19513]      do_syscall_64+0xc6/0x1e0
[ 5387.863559][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5387.863559][T19513] 
[ 5387.865876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5387.865876][T19513]      netdev_get_by_index+0x5e/0x80
[ 5387.865876][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5387.865876][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5387.865876][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5387.865876][T19513]      ipv6_add_addr+0x411/0x2000
[ 5387.865876][T19513]      inet6_addr_add+0x30e/0xa40
[ 5387.865876][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5387.865876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5387.865876][T19513]      netlink_rcv_skb+0x130/0x360
[ 5387.865876][T19513]      netlink_unicast+0x449/0x710
[ 5387.865876][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5387.865876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5387.865876][T19513]      ___sys_sendmsg+0xee/0x170
[ 5387.865876][T19513]      __sys_sendmsg+0xcd/0x170
[ 5387.865876][T19513]      do_syscall_64+0xc6/0x1e0
[ 5387.865876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5387.865876][T19513] 
[ 5387.868080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5387.868080][T19513]      netdev_get_by_index+0x5e/0x80
[ 5387.868080][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5387.868080][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5387.868080][T19513]      ip6_route_add+0x1c/0x140
[ 5387.868080][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5387.868080][T19513]      addrconf_add_dev+0xe2/0x170
[ 5387.868080][T19513]      inet6_addr_add+0x12f/0xa40
[ 5387.868080][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5387.868080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5387.868080][T19513]      netlink_rcv_skb+0x130/0x360
[ 5387.868080][T19513]      netlink_unicast+0x449/0x710
[ 5387.868080][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5387.868080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5387.868080][T19513]      ___sys_sendmsg+0xee/0x170
[ 5387.868080][T19513]      __sys_sendmsg+0xcd/0x170
[ 5387.868080][T19513]      do_syscall_64+0xc6/0x1e0
[ 5387.868080][T19513] 
[ 5387.870246][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5387.870246][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5387.870246][T19513]      ipv6_find_idev+0x102/0x170
[ 5387.870246][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5387.870246][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5387.870246][T19513]      netlink_rcv_skb+0x130/0x360
[ 5387.870246][T19513]      netlink_unicast+0x449/0x710
[ 5387.870246][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5387.870246][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5387.870246][T19513]      ___sys_sendmsg+0xee/0x170
[ 5387.870246][T19513]      __sys_sendmsg+0xcd/0x170
[ 5387.870246][T19513]      do_syscall_64+0xc6/0x1e0
[ 5387.870246][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5387.870246][T19513] 
[ 5387.871951][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5387.871951][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5387.871951][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5387.871951][T19513]      ipv6_find_idev+0x102/0x170
[ 5387.871951][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5387.871951][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5387.871951][T19513]      netlink_rcv_skb+0x130/0x360
[ 5387.871951][T19513]      netlink_unicast+0x449/0x710
[ 5387.871951][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5387.871951][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5387.871951][T19513]      ___sys_sendmsg+0xee/0x170
[ 5387.871951][T19513]      __sys_sendmsg+0xcd/0x170
[ 5387.871951][T19513]      do_syscall_64+0xc6/0x1e0
[ 5387.871951][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5387.871951][T19513] 
[ 5398.119126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5398.119608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5398.119608][T19513]      netdev_get_by_index+0x5e/0x80
[ 5398.119608][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5398.119608][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5398.119608][T19513]      ip6_route_add+0x1c/0x140
[ 5398.119608][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5398.119608][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5398.119608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5398.119608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5398.119608][T19513]      netlink_rcv_skb+0x130/0x360
[ 5398.119608][T19513]      netlink_unicast+0x449/0x710
[ 5398.119608][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5398.119608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5398.119608][T19513]      ___sys_sendmsg+0xee/0x170
[ 5398.119608][T19513]      __sys_sendmsg+0xcd/0x170
[ 5398.119608][T19513]      do_syscall_64+0xc6/0x1e0
[ 5398.119608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5398.119608][T19513] 
[ 5398.121928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5398.121928][T19513]      netdev_get_by_index+0x5e/0x80
[ 5398.121928][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5398.121928][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5398.121928][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5398.121928][T19513]      ipv6_add_addr+0x411/0x2000
[ 5398.121928][T19513]      inet6_addr_add+0x30e/0xa40
[ 5398.121928][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5398.121928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5398.121928][T19513]      netlink_rcv_skb+0x130/0x360
[ 5398.121928][T19513]      netlink_unicast+0x449/0x710
[ 5398.121928][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5398.121928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5398.121928][T19513]      ___sys_sendmsg+0xee/0x170
[ 5398.121928][T19513]      __sys_sendmsg+0xcd/0x170
[ 5398.121928][T19513]      do_syscall_64+0xc6/0x1e0
[ 5398.121928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5398.121928][T19513] 
[ 5398.124183][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5398.124183][T19513]      netdev_get_by_index+0x5e/0x80
[ 5398.124183][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5398.124183][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5398.124183][T19513]      ip6_route_add+0x1c/0x140
[ 5398.124183][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5398.124183][T19513]      addrconf_add_dev+0xe2/0x170
[ 5398.124183][T19513]      inet6_addr_add+0x12f/0xa40
[ 5398.124183][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5398.124183][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5398.124183][T19513]      netlink_rcv_skb+0x130/0x360
[ 5398.124183][T19513]      netlink_unicast+0x449/0x710
[ 5398.124183][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5398.124183][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5398.124183][T19513]      ___sys_sendmsg+0xee/0x170
[ 5398.124183][T19513]      __sys_sendmsg+0xcd/0x170
[ 5398.124183][T19513]      do_syscall_64+0xc6/0x1e0
[ 5398.124183][T19513] 
[ 5398.126390][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5398.126390][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5398.126390][T19513]      ipv6_find_idev+0x102/0x170
[ 5398.126390][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5398.126390][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5398.126390][T19513]      netlink_rcv_skb+0x130/0x360
[ 5398.126390][T19513]      netlink_unicast+0x449/0x710
[ 5398.126390][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5398.126390][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5398.126390][T19513]      ___sys_sendmsg+0xee/0x170
[ 5398.126390][T19513]      __sys_sendmsg+0xcd/0x170
[ 5398.126390][T19513]      do_syscall_64+0xc6/0x1e0
[ 5398.126390][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5398.126390][T19513] 
[ 5398.128160][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5398.128160][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5398.128160][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5398.128160][T19513]      ipv6_find_idev+0x102/0x170
[ 5398.128160][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5398.128160][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5398.128160][T19513]      netlink_rcv_skb+0x130/0x360
[ 5398.128160][T19513]      netlink_unicast+0x449/0x710
[ 5398.128160][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5398.128160][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5398.128160][T19513]      ___sys_sendmsg+0xee/0x170
[ 5398.128160][T19513]      __sys_sendmsg+0xcd/0x170
[ 5398.128160][T19513]      do_syscall_64+0xc6/0x1e0
[ 5398.128160][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5398.128160][T19513] 
[ 5408.279164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5408.279716][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5408.279716][T19513]      netdev_get_by_index+0x5e/0x80
[ 5408.279716][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5408.279716][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5408.279716][T19513]      ip6_route_add+0x1c/0x140
[ 5408.279716][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5408.279716][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5408.279716][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5408.279716][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5408.279716][T19513]      netlink_rcv_skb+0x130/0x360
[ 5408.279716][T19513]      netlink_unicast+0x449/0x710
[ 5408.279716][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5408.279716][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5408.279716][T19513]      ___sys_sendmsg+0xee/0x170
[ 5408.279716][T19513]      __sys_sendmsg+0xcd/0x170
[ 5408.279716][T19513]      do_syscall_64+0xc6/0x1e0
[ 5408.279716][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5408.279716][T19513] 
[ 5408.283433][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5408.283433][T19513]      netdev_get_by_index+0x5e/0x80
[ 5408.283433][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5408.283433][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5408.283433][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5408.283433][T19513]      ipv6_add_addr+0x411/0x2000
[ 5408.283433][T19513]      inet6_addr_add+0x30e/0xa40
[ 5408.283433][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5408.283433][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5408.283433][T19513]      netlink_rcv_skb+0x130/0x360
[ 5408.283433][T19513]      netlink_unicast+0x449/0x710
[ 5408.283433][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5408.283433][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5408.283433][T19513]      ___sys_sendmsg+0xee/0x170
[ 5408.283433][T19513]      __sys_sendmsg+0xcd/0x170
[ 5408.283433][T19513]      do_syscall_64+0xc6/0x1e0
[ 5408.283433][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5408.283433][T19513] 
[ 5408.287082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5408.287082][T19513]      netdev_get_by_index+0x5e/0x80
[ 5408.287082][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5408.287082][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5408.287082][T19513]      ip6_route_add+0x1c/0x140
[ 5408.287082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5408.287082][T19513]      addrconf_add_dev+0xe2/0x170
[ 5408.287082][T19513]      inet6_addr_add+0x12f/0xa40
[ 5408.287082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5408.287082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5408.287082][T19513]      netlink_rcv_skb+0x130/0x360
[ 5408.287082][T19513]      netlink_unicast+0x449/0x710
[ 5408.287082][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5408.287082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5408.287082][T19513]      ___sys_sendmsg+0xee/0x170
[ 5408.287082][T19513]      __sys_sendmsg+0xcd/0x170
[ 5408.287082][T19513]      do_syscall_64+0xc6/0x1e0
[ 5408.287082][T19513] 
[ 5408.290675][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5408.290675][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5408.290675][T19513]      ipv6_find_idev+0x102/0x170
[ 5408.290675][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5408.290675][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5408.290675][T19513]      netlink_rcv_skb+0x130/0x360
[ 5408.290675][T19513]      netlink_unicast+0x449/0x710
[ 5408.290675][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5408.290675][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5408.290675][T19513]      ___sys_sendmsg+0xee/0x170
[ 5408.290675][T19513]      __sys_sendmsg+0xcd/0x170
[ 5408.290675][T19513]      do_syscall_64+0xc6/0x1e0
[ 5408.290675][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5408.290675][T19513] 
[ 5408.293491][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5408.293491][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5408.293491][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5408.293491][T19513]      ipv6_find_idev+0x102/0x170
[ 5408.293491][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5408.293491][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5408.293491][T19513]      netlink_rcv_skb+0x130/0x360
[ 5408.293491][T19513]      netlink_unicast+0x449/0x710
[ 5408.293491][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5408.293491][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5408.293491][T19513]      ___sys_sendmsg+0xee/0x170
[ 5408.293491][T19513]      __sys_sendmsg+0xcd/0x170
[ 5408.293491][T19513]      do_syscall_64+0xc6/0x1e0
[ 5408.293491][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5408.293491][T19513] 
[ 5418.535128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5418.535646][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5418.535646][T19513]      netdev_get_by_index+0x5e/0x80
[ 5418.535646][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5418.535646][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5418.535646][T19513]      ip6_route_add+0x1c/0x140
[ 5418.535646][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5418.535646][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5418.535646][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5418.535646][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5418.535646][T19513]      netlink_rcv_skb+0x130/0x360
[ 5418.535646][T19513]      netlink_unicast+0x449/0x710
[ 5418.535646][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5418.535646][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5418.535646][T19513]      ___sys_sendmsg+0xee/0x170
[ 5418.535646][T19513]      __sys_sendmsg+0xcd/0x170
[ 5418.535646][T19513]      do_syscall_64+0xc6/0x1e0
[ 5418.535646][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5418.535646][T19513] 
[ 5418.537922][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5418.537922][T19513]      netdev_get_by_index+0x5e/0x80
[ 5418.537922][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5418.537922][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5418.537922][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5418.537922][T19513]      ipv6_add_addr+0x411/0x2000
[ 5418.537922][T19513]      inet6_addr_add+0x30e/0xa40
[ 5418.537922][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5418.537922][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5418.537922][T19513]      netlink_rcv_skb+0x130/0x360
[ 5418.537922][T19513]      netlink_unicast+0x449/0x710
[ 5418.537922][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5418.537922][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5418.537922][T19513]      ___sys_sendmsg+0xee/0x170
[ 5418.537922][T19513]      __sys_sendmsg+0xcd/0x170
[ 5418.537922][T19513]      do_syscall_64+0xc6/0x1e0
[ 5418.537922][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5418.537922][T19513] 
[ 5418.540160][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5418.540160][T19513]      netdev_get_by_index+0x5e/0x80
[ 5418.540160][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5418.540160][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5418.540160][T19513]      ip6_route_add+0x1c/0x140
[ 5418.540160][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5418.540160][T19513]      addrconf_add_dev+0xe2/0x170
[ 5418.540160][T19513]      inet6_addr_add+0x12f/0xa40
[ 5418.540160][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5418.540160][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5418.540160][T19513]      netlink_rcv_skb+0x130/0x360
[ 5418.540160][T19513]      netlink_unicast+0x449/0x710
[ 5418.540160][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5418.540160][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5418.540160][T19513]      ___sys_sendmsg+0xee/0x170
[ 5418.540160][T19513]      __sys_sendmsg+0xcd/0x170
[ 5418.540160][T19513]      do_syscall_64+0xc6/0x1e0
[ 5418.540160][T19513] 
[ 5418.542371][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5418.542371][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5418.542371][T19513]      ipv6_find_idev+0x102/0x170
[ 5418.542371][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5418.542371][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5418.542371][T19513]      netlink_rcv_skb+0x130/0x360
[ 5418.542371][T19513]      netlink_unicast+0x449/0x710
[ 5418.542371][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5418.542371][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5418.542371][T19513]      ___sys_sendmsg+0xee/0x170
[ 5418.542371][T19513]      __sys_sendmsg+0xcd/0x170
[ 5418.542371][T19513]      do_syscall_64+0xc6/0x1e0
[ 5418.542371][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5418.542371][T19513] 
[ 5418.544096][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5418.544096][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5418.544096][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5418.544096][T19513]      ipv6_find_idev+0x102/0x170
[ 5418.544096][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5418.544096][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5418.544096][T19513]      netlink_rcv_skb+0x130/0x360
[ 5418.544096][T19513]      netlink_unicast+0x449/0x710
[ 5418.544096][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5418.544096][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5418.544096][T19513]      ___sys_sendmsg+0xee/0x170
[ 5418.544096][T19513]      __sys_sendmsg+0xcd/0x170
[ 5418.544096][T19513]      do_syscall_64+0xc6/0x1e0
[ 5418.544096][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5418.544096][T19513] 
[ 5428.783167][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5428.783665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5428.783665][T19513]      netdev_get_by_index+0x5e/0x80
[ 5428.783665][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5428.783665][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5428.783665][T19513]      ip6_route_add+0x1c/0x140
[ 5428.783665][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5428.783665][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5428.783665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5428.783665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5428.783665][T19513]      netlink_rcv_skb+0x130/0x360
[ 5428.783665][T19513]      netlink_unicast+0x449/0x710
[ 5428.783665][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5428.783665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5428.783665][T19513]      ___sys_sendmsg+0xee/0x170
[ 5428.783665][T19513]      __sys_sendmsg+0xcd/0x170
[ 5428.783665][T19513]      do_syscall_64+0xc6/0x1e0
[ 5428.783665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5428.783665][T19513] 
[ 5428.785954][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5428.785954][T19513]      netdev_get_by_index+0x5e/0x80
[ 5428.785954][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5428.785954][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5428.785954][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5428.785954][T19513]      ipv6_add_addr+0x411/0x2000
[ 5428.785954][T19513]      inet6_addr_add+0x30e/0xa40
[ 5428.785954][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5428.785954][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5428.785954][T19513]      netlink_rcv_skb+0x130/0x360
[ 5428.785954][T19513]      netlink_unicast+0x449/0x710
[ 5428.785954][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5428.785954][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5428.785954][T19513]      ___sys_sendmsg+0xee/0x170
[ 5428.785954][T19513]      __sys_sendmsg+0xcd/0x170
[ 5428.785954][T19513]      do_syscall_64+0xc6/0x1e0
[ 5428.785954][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5428.785954][T19513] 
[ 5428.788199][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5428.788199][T19513]      netdev_get_by_index+0x5e/0x80
[ 5428.788199][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5428.788199][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5428.788199][T19513]      ip6_route_add+0x1c/0x140
[ 5428.788199][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5428.788199][T19513]      addrconf_add_dev+0xe2/0x170
[ 5428.788199][T19513]      inet6_addr_add+0x12f/0xa40
[ 5428.788199][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5428.788199][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5428.788199][T19513]      netlink_rcv_skb+0x130/0x360
[ 5428.788199][T19513]      netlink_unicast+0x449/0x710
[ 5428.788199][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5428.788199][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5428.788199][T19513]      ___sys_sendmsg+0xee/0x170
[ 5428.788199][T19513]      __sys_sendmsg+0xcd/0x170
[ 5428.788199][T19513]      do_syscall_64+0xc6/0x1e0
[ 5428.788199][T19513] 
[ 5428.790394][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5428.790394][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5428.790394][T19513]      ipv6_find_idev+0x102/0x170
[ 5428.790394][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5428.790394][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5428.790394][T19513]      netlink_rcv_skb+0x130/0x360
[ 5428.790394][T19513]      netlink_unicast+0x449/0x710
[ 5428.790394][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5428.790394][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5428.790394][T19513]      ___sys_sendmsg+0xee/0x170
[ 5428.790394][T19513]      __sys_sendmsg+0xcd/0x170
[ 5428.790394][T19513]      do_syscall_64+0xc6/0x1e0
[ 5428.790394][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5428.790394][T19513] 
[ 5428.792146][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5428.792146][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5428.792146][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5428.792146][T19513]      ipv6_find_idev+0x102/0x170
[ 5428.792146][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5428.792146][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5428.792146][T19513]      netlink_rcv_skb+0x130/0x360
[ 5428.792146][T19513]      netlink_unicast+0x449/0x710
[ 5428.792146][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5428.792146][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5428.792146][T19513]      ___sys_sendmsg+0xee/0x170
[ 5428.792146][T19513]      __sys_sendmsg+0xcd/0x170
[ 5428.792146][T19513]      do_syscall_64+0xc6/0x1e0
[ 5428.792146][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5428.792146][T19513] 
[ 5439.031125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5439.031610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5439.031610][T19513]      netdev_get_by_index+0x5e/0x80
[ 5439.031610][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5439.031610][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5439.031610][T19513]      ip6_route_add+0x1c/0x140
[ 5439.031610][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5439.031610][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5439.031610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5439.031610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5439.031610][T19513]      netlink_rcv_skb+0x130/0x360
[ 5439.031610][T19513]      netlink_unicast+0x449/0x710
[ 5439.031610][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5439.031610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5439.031610][T19513]      ___sys_sendmsg+0xee/0x170
[ 5439.031610][T19513]      __sys_sendmsg+0xcd/0x170
[ 5439.031610][T19513]      do_syscall_64+0xc6/0x1e0
[ 5439.031610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5439.031610][T19513] 
[ 5439.033865][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5439.033865][T19513]      netdev_get_by_index+0x5e/0x80
[ 5439.033865][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5439.033865][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5439.033865][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5439.033865][T19513]      ipv6_add_addr+0x411/0x2000
[ 5439.033865][T19513]      inet6_addr_add+0x30e/0xa40
[ 5439.033865][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5439.033865][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5439.033865][T19513]      netlink_rcv_skb+0x130/0x360
[ 5439.033865][T19513]      netlink_unicast+0x449/0x710
[ 5439.033865][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5439.033865][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5439.033865][T19513]      ___sys_sendmsg+0xee/0x170
[ 5439.033865][T19513]      __sys_sendmsg+0xcd/0x170
[ 5439.033865][T19513]      do_syscall_64+0xc6/0x1e0
[ 5439.033865][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5439.033865][T19513] 
[ 5439.036085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5439.036085][T19513]      netdev_get_by_index+0x5e/0x80
[ 5439.036085][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5439.036085][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5439.036085][T19513]      ip6_route_add+0x1c/0x140
[ 5439.036085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5439.036085][T19513]      addrconf_add_dev+0xe2/0x170
[ 5439.036085][T19513]      inet6_addr_add+0x12f/0xa40
[ 5439.036085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5439.036085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5439.036085][T19513]      netlink_rcv_skb+0x130/0x360
[ 5439.036085][T19513]      netlink_unicast+0x449/0x710
[ 5439.036085][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5439.036085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5439.036085][T19513]      ___sys_sendmsg+0xee/0x170
[ 5439.036085][T19513]      __sys_sendmsg+0xcd/0x170
[ 5439.036085][T19513]      do_syscall_64+0xc6/0x1e0
[ 5439.036085][T19513] 
[ 5439.038253][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5439.038253][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5439.038253][T19513]      ipv6_find_idev+0x102/0x170
[ 5439.038253][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5439.038253][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5439.038253][T19513]      netlink_rcv_skb+0x130/0x360
[ 5439.038253][T19513]      netlink_unicast+0x449/0x710
[ 5439.038253][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5439.038253][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5439.038253][T19513]      ___sys_sendmsg+0xee/0x170
[ 5439.038253][T19513]      __sys_sendmsg+0xcd/0x170
[ 5439.038253][T19513]      do_syscall_64+0xc6/0x1e0
[ 5439.038253][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5439.038253][T19513] 
[ 5439.039953][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5439.039953][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5439.039953][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5439.039953][T19513]      ipv6_find_idev+0x102/0x170
[ 5439.039953][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5439.039953][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5439.039953][T19513]      netlink_rcv_skb+0x130/0x360
[ 5439.039953][T19513]      netlink_unicast+0x449/0x710
[ 5439.039953][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5439.039953][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5439.039953][T19513]      ___sys_sendmsg+0xee/0x170
[ 5439.039953][T19513]      __sys_sendmsg+0xcd/0x170
[ 5439.039953][T19513]      do_syscall_64+0xc6/0x1e0
[ 5439.039953][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5439.039953][T19513] 
[ 5449.279163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5449.279654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5449.279654][T19513]      netdev_get_by_index+0x5e/0x80
[ 5449.279654][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5449.279654][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5449.279654][T19513]      ip6_route_add+0x1c/0x140
[ 5449.279654][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5449.279654][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5449.279654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5449.279654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5449.279654][T19513]      netlink_rcv_skb+0x130/0x360
[ 5449.279654][T19513]      netlink_unicast+0x449/0x710
[ 5449.279654][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5449.279654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5449.279654][T19513]      ___sys_sendmsg+0xee/0x170
[ 5449.279654][T19513]      __sys_sendmsg+0xcd/0x170
[ 5449.279654][T19513]      do_syscall_64+0xc6/0x1e0
[ 5449.279654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5449.279654][T19513] 
[ 5449.281911][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5449.281911][T19513]      netdev_get_by_index+0x5e/0x80
[ 5449.281911][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5449.281911][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5449.281911][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5449.281911][T19513]      ipv6_add_addr+0x411/0x2000
[ 5449.281911][T19513]      inet6_addr_add+0x30e/0xa40
[ 5449.281911][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5449.281911][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5449.281911][T19513]      netlink_rcv_skb+0x130/0x360
[ 5449.281911][T19513]      netlink_unicast+0x449/0x710
[ 5449.281911][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5449.281911][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5449.281911][T19513]      ___sys_sendmsg+0xee/0x170
[ 5449.281911][T19513]      __sys_sendmsg+0xcd/0x170
[ 5449.281911][T19513]      do_syscall_64+0xc6/0x1e0
[ 5449.281911][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5449.281911][T19513] 
[ 5449.284166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5449.284166][T19513]      netdev_get_by_index+0x5e/0x80
[ 5449.284166][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5449.284166][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5449.284166][T19513]      ip6_route_add+0x1c/0x140
[ 5449.284166][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5449.284166][T19513]      addrconf_add_dev+0xe2/0x170
[ 5449.284166][T19513]      inet6_addr_add+0x12f/0xa40
[ 5449.284166][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5449.284166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5449.284166][T19513]      netlink_rcv_skb+0x130/0x360
[ 5449.284166][T19513]      netlink_unicast+0x449/0x710
[ 5449.284166][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5449.284166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5449.284166][T19513]      ___sys_sendmsg+0xee/0x170
[ 5449.284166][T19513]      __sys_sendmsg+0xcd/0x170
[ 5449.284166][T19513]      do_syscall_64+0xc6/0x1e0
[ 5449.284166][T19513] 
[ 5449.286330][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5449.286330][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5449.286330][T19513]      ipv6_find_idev+0x102/0x170
[ 5449.286330][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5449.286330][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5449.286330][T19513]      netlink_rcv_skb+0x130/0x360
[ 5449.286330][T19513]      netlink_unicast+0x449/0x710
[ 5449.286330][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5449.286330][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5449.286330][T19513]      ___sys_sendmsg+0xee/0x170
[ 5449.286330][T19513]      __sys_sendmsg+0xcd/0x170
[ 5449.286330][T19513]      do_syscall_64+0xc6/0x1e0
[ 5449.286330][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5449.286330][T19513] 
[ 5449.288026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5449.288026][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5449.288026][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5449.288026][T19513]      ipv6_find_idev+0x102/0x170
[ 5449.288026][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5449.288026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5449.288026][T19513]      netlink_rcv_skb+0x130/0x360
[ 5449.288026][T19513]      netlink_unicast+0x449/0x710
[ 5449.288026][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5449.288026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5449.288026][T19513]      ___sys_sendmsg+0xee/0x170
[ 5449.288026][T19513]      __sys_sendmsg+0xcd/0x170
[ 5449.288026][T19513]      do_syscall_64+0xc6/0x1e0
[ 5449.288026][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5449.288026][T19513] 
[ 5459.527161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5459.527639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5459.527639][T19513]      netdev_get_by_index+0x5e/0x80
[ 5459.527639][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5459.527639][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5459.527639][T19513]      ip6_route_add+0x1c/0x140
[ 5459.527639][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5459.527639][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5459.527639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5459.527639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5459.527639][T19513]      netlink_rcv_skb+0x130/0x360
[ 5459.527639][T19513]      netlink_unicast+0x449/0x710
[ 5459.527639][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5459.527639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5459.527639][T19513]      ___sys_sendmsg+0xee/0x170
[ 5459.527639][T19513]      __sys_sendmsg+0xcd/0x170
[ 5459.527639][T19513]      do_syscall_64+0xc6/0x1e0
[ 5459.527639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5459.527639][T19513] 
[ 5459.529884][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5459.529884][T19513]      netdev_get_by_index+0x5e/0x80
[ 5459.529884][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5459.529884][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5459.529884][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5459.529884][T19513]      ipv6_add_addr+0x411/0x2000
[ 5459.529884][T19513]      inet6_addr_add+0x30e/0xa40
[ 5459.529884][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5459.529884][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5459.529884][T19513]      netlink_rcv_skb+0x130/0x360
[ 5459.529884][T19513]      netlink_unicast+0x449/0x710
[ 5459.529884][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5459.529884][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5459.529884][T19513]      ___sys_sendmsg+0xee/0x170
[ 5459.529884][T19513]      __sys_sendmsg+0xcd/0x170
[ 5459.529884][T19513]      do_syscall_64+0xc6/0x1e0
[ 5459.529884][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5459.529884][T19513] 
[ 5459.532107][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5459.532107][T19513]      netdev_get_by_index+0x5e/0x80
[ 5459.532107][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5459.532107][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5459.532107][T19513]      ip6_route_add+0x1c/0x140
[ 5459.532107][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5459.532107][T19513]      addrconf_add_dev+0xe2/0x170
[ 5459.532107][T19513]      inet6_addr_add+0x12f/0xa40
[ 5459.532107][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5459.532107][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5459.532107][T19513]      netlink_rcv_skb+0x130/0x360
[ 5459.532107][T19513]      netlink_unicast+0x449/0x710
[ 5459.532107][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5459.532107][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5459.532107][T19513]      ___sys_sendmsg+0xee/0x170
[ 5459.532107][T19513]      __sys_sendmsg+0xcd/0x170
[ 5459.532107][T19513]      do_syscall_64+0xc6/0x1e0
[ 5459.532107][T19513] 
[ 5459.534270][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5459.534270][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5459.534270][T19513]      ipv6_find_idev+0x102/0x170
[ 5459.534270][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5459.534270][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5459.534270][T19513]      netlink_rcv_skb+0x130/0x360
[ 5459.534270][T19513]      netlink_unicast+0x449/0x710
[ 5459.534270][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5459.534270][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5459.534270][T19513]      ___sys_sendmsg+0xee/0x170
[ 5459.534270][T19513]      __sys_sendmsg+0xcd/0x170
[ 5459.534270][T19513]      do_syscall_64+0xc6/0x1e0
[ 5459.534270][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5459.534270][T19513] 
[ 5459.535974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5459.535974][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5459.535974][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5459.535974][T19513]      ipv6_find_idev+0x102/0x170
[ 5459.535974][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5459.535974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5459.535974][T19513]      netlink_rcv_skb+0x130/0x360
[ 5459.535974][T19513]      netlink_unicast+0x449/0x710
[ 5459.535974][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5459.535974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5459.535974][T19513]      ___sys_sendmsg+0xee/0x170
[ 5459.535974][T19513]      __sys_sendmsg+0xcd/0x170
[ 5459.535974][T19513]      do_syscall_64+0xc6/0x1e0
[ 5459.535974][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5459.535974][T19513] 
[ 5469.775160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5469.775632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5469.775632][T19513]      netdev_get_by_index+0x5e/0x80
[ 5469.775632][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5469.775632][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5469.775632][T19513]      ip6_route_add+0x1c/0x140
[ 5469.775632][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5469.775632][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5469.775632][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5469.775632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5469.775632][T19513]      netlink_rcv_skb+0x130/0x360
[ 5469.775632][T19513]      netlink_unicast+0x449/0x710
[ 5469.775632][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5469.775632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5469.775632][T19513]      ___sys_sendmsg+0xee/0x170
[ 5469.775632][T19513]      __sys_sendmsg+0xcd/0x170
[ 5469.775632][T19513]      do_syscall_64+0xc6/0x1e0
[ 5469.775632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5469.775632][T19513] 
[ 5469.777858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5469.777858][T19513]      netdev_get_by_index+0x5e/0x80
[ 5469.777858][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5469.777858][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5469.777858][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5469.777858][T19513]      ipv6_add_addr+0x411/0x2000
[ 5469.777858][T19513]      inet6_addr_add+0x30e/0xa40
[ 5469.777858][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5469.777858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5469.777858][T19513]      netlink_rcv_skb+0x130/0x360
[ 5469.777858][T19513]      netlink_unicast+0x449/0x710
[ 5469.777858][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5469.777858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5469.777858][T19513]      ___sys_sendmsg+0xee/0x170
[ 5469.777858][T19513]      __sys_sendmsg+0xcd/0x170
[ 5469.777858][T19513]      do_syscall_64+0xc6/0x1e0
[ 5469.777858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5469.777858][T19513] 
[ 5469.780062][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5469.780062][T19513]      netdev_get_by_index+0x5e/0x80
[ 5469.780062][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5469.780062][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5469.780062][T19513]      ip6_route_add+0x1c/0x140
[ 5469.780062][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5469.780062][T19513]      addrconf_add_dev+0xe2/0x170
[ 5469.780062][T19513]      inet6_addr_add+0x12f/0xa40
[ 5469.780062][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5469.780062][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5469.780062][T19513]      netlink_rcv_skb+0x130/0x360
[ 5469.780062][T19513]      netlink_unicast+0x449/0x710
[ 5469.780062][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5469.780062][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5469.780062][T19513]      ___sys_sendmsg+0xee/0x170
[ 5469.780062][T19513]      __sys_sendmsg+0xcd/0x170
[ 5469.780062][T19513]      do_syscall_64+0xc6/0x1e0
[ 5469.780062][T19513] 
[ 5469.782266][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5469.782266][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5469.782266][T19513]      ipv6_find_idev+0x102/0x170
[ 5469.782266][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5469.782266][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5469.782266][T19513]      netlink_rcv_skb+0x130/0x360
[ 5469.782266][T19513]      netlink_unicast+0x449/0x710
[ 5469.782266][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5469.782266][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5469.782266][T19513]      ___sys_sendmsg+0xee/0x170
[ 5469.782266][T19513]      __sys_sendmsg+0xcd/0x170
[ 5469.782266][T19513]      do_syscall_64+0xc6/0x1e0
[ 5469.782266][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5469.782266][T19513] 
[ 5469.783957][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5469.783957][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5469.783957][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5469.783957][T19513]      ipv6_find_idev+0x102/0x170
[ 5469.783957][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5469.783957][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5469.783957][T19513]      netlink_rcv_skb+0x130/0x360
[ 5469.783957][T19513]      netlink_unicast+0x449/0x710
[ 5469.783957][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5469.783957][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5469.783957][T19513]      ___sys_sendmsg+0xee/0x170
[ 5469.783957][T19513]      __sys_sendmsg+0xcd/0x170
[ 5469.783957][T19513]      do_syscall_64+0xc6/0x1e0
[ 5469.783957][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5469.783957][T19513] 
[ 5480.023096][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5480.023516][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5480.023516][T19513]      netdev_get_by_index+0x5e/0x80
[ 5480.023516][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5480.023516][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5480.023516][T19513]      ip6_route_add+0x1c/0x140
[ 5480.023516][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5480.023516][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5480.023516][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5480.023516][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5480.023516][T19513]      netlink_rcv_skb+0x130/0x360
[ 5480.023516][T19513]      netlink_unicast+0x449/0x710
[ 5480.023516][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5480.023516][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5480.023516][T19513]      ___sys_sendmsg+0xee/0x170
[ 5480.023516][T19513]      __sys_sendmsg+0xcd/0x170
[ 5480.023516][T19513]      do_syscall_64+0xc6/0x1e0
[ 5480.023516][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5480.023516][T19513] 
[ 5480.025766][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5480.025766][T19513]      netdev_get_by_index+0x5e/0x80
[ 5480.025766][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5480.025766][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5480.025766][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5480.025766][T19513]      ipv6_add_addr+0x411/0x2000
[ 5480.025766][T19513]      inet6_addr_add+0x30e/0xa40
[ 5480.025766][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5480.025766][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5480.025766][T19513]      netlink_rcv_skb+0x130/0x360
[ 5480.025766][T19513]      netlink_unicast+0x449/0x710
[ 5480.025766][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5480.025766][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5480.025766][T19513]      ___sys_sendmsg+0xee/0x170
[ 5480.025766][T19513]      __sys_sendmsg+0xcd/0x170
[ 5480.025766][T19513]      do_syscall_64+0xc6/0x1e0
[ 5480.025766][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5480.025766][T19513] 
[ 5480.027968][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5480.027968][T19513]      netdev_get_by_index+0x5e/0x80
[ 5480.027968][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5480.027968][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5480.027968][T19513]      ip6_route_add+0x1c/0x140
[ 5480.027968][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5480.027968][T19513]      addrconf_add_dev+0xe2/0x170
[ 5480.027968][T19513]      inet6_addr_add+0x12f/0xa40
[ 5480.027968][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5480.027968][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5480.027968][T19513]      netlink_rcv_skb+0x130/0x360
[ 5480.027968][T19513]      netlink_unicast+0x449/0x710
[ 5480.027968][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5480.027968][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5480.027968][T19513]      ___sys_sendmsg+0xee/0x170
[ 5480.027968][T19513]      __sys_sendmsg+0xcd/0x170
[ 5480.027968][T19513]      do_syscall_64+0xc6/0x1e0
[ 5480.027968][T19513] 
[ 5480.030132][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5480.030132][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5480.030132][T19513]      ipv6_find_idev+0x102/0x170
[ 5480.030132][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5480.030132][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5480.030132][T19513]      netlink_rcv_skb+0x130/0x360
[ 5480.030132][T19513]      netlink_unicast+0x449/0x710
[ 5480.030132][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5480.030132][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5480.030132][T19513]      ___sys_sendmsg+0xee/0x170
[ 5480.030132][T19513]      __sys_sendmsg+0xcd/0x170
[ 5480.030132][T19513]      do_syscall_64+0xc6/0x1e0
[ 5480.030132][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5480.030132][T19513] 
[ 5480.031842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5480.031842][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5480.031842][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5480.031842][T19513]      ipv6_find_idev+0x102/0x170
[ 5480.031842][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5480.031842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5480.031842][T19513]      netlink_rcv_skb+0x130/0x360
[ 5480.031842][T19513]      netlink_unicast+0x449/0x710
[ 5480.031842][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5480.031842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5480.031842][T19513]      ___sys_sendmsg+0xee/0x170
[ 5480.031842][T19513]      __sys_sendmsg+0xcd/0x170
[ 5480.031842][T19513]      do_syscall_64+0xc6/0x1e0
[ 5480.031842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5480.031842][T19513] 
[ 5490.271183][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5490.271648][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5490.271648][T19513]      netdev_get_by_index+0x5e/0x80
[ 5490.271648][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5490.271648][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5490.271648][T19513]      ip6_route_add+0x1c/0x140
[ 5490.271648][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5490.271648][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5490.271648][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5490.271648][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5490.271648][T19513]      netlink_rcv_skb+0x130/0x360
[ 5490.271648][T19513]      netlink_unicast+0x449/0x710
[ 5490.271648][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5490.271648][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5490.271648][T19513]      ___sys_sendmsg+0xee/0x170
[ 5490.271648][T19513]      __sys_sendmsg+0xcd/0x170
[ 5490.271648][T19513]      do_syscall_64+0xc6/0x1e0
[ 5490.271648][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5490.271648][T19513] 
[ 5490.273899][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5490.273899][T19513]      netdev_get_by_index+0x5e/0x80
[ 5490.273899][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5490.273899][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5490.273899][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5490.273899][T19513]      ipv6_add_addr+0x411/0x2000
[ 5490.273899][T19513]      inet6_addr_add+0x30e/0xa40
[ 5490.273899][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5490.273899][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5490.273899][T19513]      netlink_rcv_skb+0x130/0x360
[ 5490.273899][T19513]      netlink_unicast+0x449/0x710
[ 5490.273899][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5490.273899][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5490.273899][T19513]      ___sys_sendmsg+0xee/0x170
[ 5490.273899][T19513]      __sys_sendmsg+0xcd/0x170
[ 5490.273899][T19513]      do_syscall_64+0xc6/0x1e0
[ 5490.273899][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5490.273899][T19513] 
[ 5490.276119][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5490.276119][T19513]      netdev_get_by_index+0x5e/0x80
[ 5490.276119][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5490.276119][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5490.276119][T19513]      ip6_route_add+0x1c/0x140
[ 5490.276119][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5490.276119][T19513]      addrconf_add_dev+0xe2/0x170
[ 5490.276119][T19513]      inet6_addr_add+0x12f/0xa40
[ 5490.276119][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5490.276119][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5490.276119][T19513]      netlink_rcv_skb+0x130/0x360
[ 5490.276119][T19513]      netlink_unicast+0x449/0x710
[ 5490.276119][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5490.276119][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5490.276119][T19513]      ___sys_sendmsg+0xee/0x170
[ 5490.276119][T19513]      __sys_sendmsg+0xcd/0x170
[ 5490.276119][T19513]      do_syscall_64+0xc6/0x1e0
[ 5490.276119][T19513] 
[ 5490.278302][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5490.278302][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5490.278302][T19513]      ipv6_find_idev+0x102/0x170
[ 5490.278302][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5490.278302][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5490.278302][T19513]      netlink_rcv_skb+0x130/0x360
[ 5490.278302][T19513]      netlink_unicast+0x449/0x710
[ 5490.278302][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5490.278302][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5490.278302][T19513]      ___sys_sendmsg+0xee/0x170
[ 5490.278302][T19513]      __sys_sendmsg+0xcd/0x170
[ 5490.278302][T19513]      do_syscall_64+0xc6/0x1e0
[ 5490.278302][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5490.278302][T19513] 
[ 5490.280017][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5490.280017][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5490.280017][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5490.280017][T19513]      ipv6_find_idev+0x102/0x170
[ 5490.280017][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5490.280017][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5490.280017][T19513]      netlink_rcv_skb+0x130/0x360
[ 5490.280017][T19513]      netlink_unicast+0x449/0x710
[ 5490.280017][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5490.280017][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5490.280017][T19513]      ___sys_sendmsg+0xee/0x170
[ 5490.280017][T19513]      __sys_sendmsg+0xcd/0x170
[ 5490.280017][T19513]      do_syscall_64+0xc6/0x1e0
[ 5490.280017][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5490.280017][T19513] 
[ 5500.519127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5500.519600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5500.519600][T19513]      netdev_get_by_index+0x5e/0x80
[ 5500.519600][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5500.519600][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5500.519600][T19513]      ip6_route_add+0x1c/0x140
[ 5500.519600][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5500.519600][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5500.519600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5500.519600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5500.519600][T19513]      netlink_rcv_skb+0x130/0x360
[ 5500.519600][T19513]      netlink_unicast+0x449/0x710
[ 5500.519600][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5500.519600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5500.519600][T19513]      ___sys_sendmsg+0xee/0x170
[ 5500.519600][T19513]      __sys_sendmsg+0xcd/0x170
[ 5500.519600][T19513]      do_syscall_64+0xc6/0x1e0
[ 5500.519600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5500.519600][T19513] 
[ 5500.521925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5500.521925][T19513]      netdev_get_by_index+0x5e/0x80
[ 5500.521925][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5500.521925][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5500.521925][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5500.521925][T19513]      ipv6_add_addr+0x411/0x2000
[ 5500.521925][T19513]      inet6_addr_add+0x30e/0xa40
[ 5500.521925][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5500.521925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5500.521925][T19513]      netlink_rcv_skb+0x130/0x360
[ 5500.521925][T19513]      netlink_unicast+0x449/0x710
[ 5500.521925][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5500.521925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5500.521925][T19513]      ___sys_sendmsg+0xee/0x170
[ 5500.521925][T19513]      __sys_sendmsg+0xcd/0x170
[ 5500.521925][T19513]      do_syscall_64+0xc6/0x1e0
[ 5500.521925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5500.521925][T19513] 
[ 5500.524130][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5500.524130][T19513]      netdev_get_by_index+0x5e/0x80
[ 5500.524130][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5500.524130][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5500.524130][T19513]      ip6_route_add+0x1c/0x140
[ 5500.524130][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5500.524130][T19513]      addrconf_add_dev+0xe2/0x170
[ 5500.524130][T19513]      inet6_addr_add+0x12f/0xa40
[ 5500.524130][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5500.524130][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5500.524130][T19513]      netlink_rcv_skb+0x130/0x360
[ 5500.524130][T19513]      netlink_unicast+0x449/0x710
[ 5500.524130][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5500.524130][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5500.524130][T19513]      ___sys_sendmsg+0xee/0x170
[ 5500.524130][T19513]      __sys_sendmsg+0xcd/0x170
[ 5500.524130][T19513]      do_syscall_64+0xc6/0x1e0
[ 5500.524130][T19513] 
[ 5500.526296][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5500.526296][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5500.526296][T19513]      ipv6_find_idev+0x102/0x170
[ 5500.526296][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5500.526296][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5500.526296][T19513]      netlink_rcv_skb+0x130/0x360
[ 5500.526296][T19513]      netlink_unicast+0x449/0x710
[ 5500.526296][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5500.526296][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5500.526296][T19513]      ___sys_sendmsg+0xee/0x170
[ 5500.526296][T19513]      __sys_sendmsg+0xcd/0x170
[ 5500.526296][T19513]      do_syscall_64+0xc6/0x1e0
[ 5500.526296][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5500.526296][T19513] 
[ 5500.527984][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5500.527984][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5500.527984][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5500.527984][T19513]      ipv6_find_idev+0x102/0x170
[ 5500.527984][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5500.527984][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5500.527984][T19513]      netlink_rcv_skb+0x130/0x360
[ 5500.527984][T19513]      netlink_unicast+0x449/0x710
[ 5500.527984][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5500.527984][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5500.527984][T19513]      ___sys_sendmsg+0xee/0x170
[ 5500.527984][T19513]      __sys_sendmsg+0xcd/0x170
[ 5500.527984][T19513]      do_syscall_64+0xc6/0x1e0
[ 5500.527984][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5500.527984][T19513] 
[ 5510.647147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5510.647621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5510.647621][T19513]      netdev_get_by_index+0x5e/0x80
[ 5510.647621][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5510.647621][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5510.647621][T19513]      ip6_route_add+0x1c/0x140
[ 5510.647621][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5510.647621][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5510.647621][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5510.647621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5510.647621][T19513]      netlink_rcv_skb+0x130/0x360
[ 5510.647621][T19513]      netlink_unicast+0x449/0x710
[ 5510.647621][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5510.647621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5510.647621][T19513]      ___sys_sendmsg+0xee/0x170
[ 5510.647621][T19513]      __sys_sendmsg+0xcd/0x170
[ 5510.647621][T19513]      do_syscall_64+0xc6/0x1e0
[ 5510.647621][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5510.647621][T19513] 
[ 5510.649854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5510.649854][T19513]      netdev_get_by_index+0x5e/0x80
[ 5510.649854][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5510.649854][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5510.649854][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5510.649854][T19513]      ipv6_add_addr+0x411/0x2000
[ 5510.649854][T19513]      inet6_addr_add+0x30e/0xa40
[ 5510.649854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5510.649854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5510.649854][T19513]      netlink_rcv_skb+0x130/0x360
[ 5510.649854][T19513]      netlink_unicast+0x449/0x710
[ 5510.649854][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5510.649854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5510.649854][T19513]      ___sys_sendmsg+0xee/0x170
[ 5510.649854][T19513]      __sys_sendmsg+0xcd/0x170
[ 5510.649854][T19513]      do_syscall_64+0xc6/0x1e0
[ 5510.649854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5510.649854][T19513] 
[ 5510.652075][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5510.652075][T19513]      netdev_get_by_index+0x5e/0x80
[ 5510.652075][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5510.652075][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5510.652075][T19513]      ip6_route_add+0x1c/0x140
[ 5510.652075][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5510.652075][T19513]      addrconf_add_dev+0xe2/0x170
[ 5510.652075][T19513]      inet6_addr_add+0x12f/0xa40
[ 5510.652075][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5510.652075][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5510.652075][T19513]      netlink_rcv_skb+0x130/0x360
[ 5510.652075][T19513]      netlink_unicast+0x449/0x710
[ 5510.652075][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5510.652075][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5510.652075][T19513]      ___sys_sendmsg+0xee/0x170
[ 5510.652075][T19513]      __sys_sendmsg+0xcd/0x170
[ 5510.652075][T19513]      do_syscall_64+0xc6/0x1e0
[ 5510.652075][T19513] 
[ 5510.654253][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5510.654253][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5510.654253][T19513]      ipv6_find_idev+0x102/0x170
[ 5510.654253][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5510.654253][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5510.654253][T19513]      netlink_rcv_skb+0x130/0x360
[ 5510.654253][T19513]      netlink_unicast+0x449/0x710
[ 5510.654253][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5510.654253][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5510.654253][T19513]      ___sys_sendmsg+0xee/0x170
[ 5510.654253][T19513]      __sys_sendmsg+0xcd/0x170
[ 5510.654253][T19513]      do_syscall_64+0xc6/0x1e0
[ 5510.654253][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5510.654253][T19513] 
[ 5510.655949][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5510.655949][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5510.655949][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5510.655949][T19513]      ipv6_find_idev+0x102/0x170
[ 5510.655949][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5510.655949][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5510.655949][T19513]      netlink_rcv_skb+0x130/0x360
[ 5510.655949][T19513]      netlink_unicast+0x449/0x710
[ 5510.655949][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5510.655949][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5510.655949][T19513]      ___sys_sendmsg+0xee/0x170
[ 5510.655949][T19513]      __sys_sendmsg+0xcd/0x170
[ 5510.655949][T19513]      do_syscall_64+0xc6/0x1e0
[ 5510.655949][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5510.655949][T19513] 
[ 5520.855122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5520.855587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5520.855587][T19513]      netdev_get_by_index+0x5e/0x80
[ 5520.855587][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5520.855587][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5520.855587][T19513]      ip6_route_add+0x1c/0x140
[ 5520.855587][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5520.855587][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5520.855587][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5520.855587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5520.855587][T19513]      netlink_rcv_skb+0x130/0x360
[ 5520.855587][T19513]      netlink_unicast+0x449/0x710
[ 5520.855587][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5520.855587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5520.855587][T19513]      ___sys_sendmsg+0xee/0x170
[ 5520.855587][T19513]      __sys_sendmsg+0xcd/0x170
[ 5520.855587][T19513]      do_syscall_64+0xc6/0x1e0
[ 5520.855587][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5520.855587][T19513] 
[ 5520.857843][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5520.857843][T19513]      netdev_get_by_index+0x5e/0x80
[ 5520.857843][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5520.857843][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5520.857843][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5520.857843][T19513]      ipv6_add_addr+0x411/0x2000
[ 5520.857843][T19513]      inet6_addr_add+0x30e/0xa40
[ 5520.857843][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5520.857843][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5520.857843][T19513]      netlink_rcv_skb+0x130/0x360
[ 5520.857843][T19513]      netlink_unicast+0x449/0x710
[ 5520.857843][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5520.857843][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5520.857843][T19513]      ___sys_sendmsg+0xee/0x170
[ 5520.857843][T19513]      __sys_sendmsg+0xcd/0x170
[ 5520.857843][T19513]      do_syscall_64+0xc6/0x1e0
[ 5520.857843][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5520.857843][T19513] 
[ 5520.860053][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5520.860053][T19513]      netdev_get_by_index+0x5e/0x80
[ 5520.860053][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5520.860053][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5520.860053][T19513]      ip6_route_add+0x1c/0x140
[ 5520.860053][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5520.860053][T19513]      addrconf_add_dev+0xe2/0x170
[ 5520.860053][T19513]      inet6_addr_add+0x12f/0xa40
[ 5520.860053][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5520.860053][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5520.860053][T19513]      netlink_rcv_skb+0x130/0x360
[ 5520.860053][T19513]      netlink_unicast+0x449/0x710
[ 5520.860053][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5520.860053][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5520.860053][T19513]      ___sys_sendmsg+0xee/0x170
[ 5520.860053][T19513]      __sys_sendmsg+0xcd/0x170
[ 5520.860053][T19513]      do_syscall_64+0xc6/0x1e0
[ 5520.860053][T19513] 
[ 5520.862232][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5520.862232][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5520.862232][T19513]      ipv6_find_idev+0x102/0x170
[ 5520.862232][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5520.862232][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5520.862232][T19513]      netlink_rcv_skb+0x130/0x360
[ 5520.862232][T19513]      netlink_unicast+0x449/0x710
[ 5520.862232][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5520.862232][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5520.862232][T19513]      ___sys_sendmsg+0xee/0x170
[ 5520.862232][T19513]      __sys_sendmsg+0xcd/0x170
[ 5520.862232][T19513]      do_syscall_64+0xc6/0x1e0
[ 5520.862232][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5520.862232][T19513] 
[ 5520.863925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5520.863925][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5520.863925][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5520.863925][T19513]      ipv6_find_idev+0x102/0x170
[ 5520.863925][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5520.863925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5520.863925][T19513]      netlink_rcv_skb+0x130/0x360
[ 5520.863925][T19513]      netlink_unicast+0x449/0x710
[ 5520.863925][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5520.863925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5520.863925][T19513]      ___sys_sendmsg+0xee/0x170
[ 5520.863925][T19513]      __sys_sendmsg+0xcd/0x170
[ 5520.863925][T19513]      do_syscall_64+0xc6/0x1e0
[ 5520.863925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5520.863925][T19513] 
[ 5531.111152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5531.111696][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5531.111696][T19513]      netdev_get_by_index+0x5e/0x80
[ 5531.111696][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5531.111696][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5531.111696][T19513]      ip6_route_add+0x1c/0x140
[ 5531.111696][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5531.111696][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5531.111696][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5531.111696][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5531.111696][T19513]      netlink_rcv_skb+0x130/0x360
[ 5531.111696][T19513]      netlink_unicast+0x449/0x710
[ 5531.111696][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5531.111696][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5531.111696][T19513]      ___sys_sendmsg+0xee/0x170
[ 5531.111696][T19513]      __sys_sendmsg+0xcd/0x170
[ 5531.111696][T19513]      do_syscall_64+0xc6/0x1e0
[ 5531.111696][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5531.111696][T19513] 
[ 5531.115362][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5531.115362][T19513]      netdev_get_by_index+0x5e/0x80
[ 5531.115362][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5531.115362][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5531.115362][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5531.115362][T19513]      ipv6_add_addr+0x411/0x2000
[ 5531.115362][T19513]      inet6_addr_add+0x30e/0xa40
[ 5531.115362][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5531.115362][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5531.115362][T19513]      netlink_rcv_skb+0x130/0x360
[ 5531.115362][T19513]      netlink_unicast+0x449/0x710
[ 5531.115362][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5531.115362][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5531.115362][T19513]      ___sys_sendmsg+0xee/0x170
[ 5531.115362][T19513]      __sys_sendmsg+0xcd/0x170
[ 5531.115362][T19513]      do_syscall_64+0xc6/0x1e0
[ 5531.115362][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5531.115362][T19513] 
[ 5531.119015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5531.119015][T19513]      netdev_get_by_index+0x5e/0x80
[ 5531.119015][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5531.119015][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5531.119015][T19513]      ip6_route_add+0x1c/0x140
[ 5531.119015][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5531.119015][T19513]      addrconf_add_dev+0xe2/0x170
[ 5531.119015][T19513]      inet6_addr_add+0x12f/0xa40
[ 5531.119015][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5531.119015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5531.119015][T19513]      netlink_rcv_skb+0x130/0x360
[ 5531.119015][T19513]      netlink_unicast+0x449/0x710
[ 5531.119015][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5531.119015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5531.119015][T19513]      ___sys_sendmsg+0xee/0x170
[ 5531.119015][T19513]      __sys_sendmsg+0xcd/0x170
[ 5531.119015][T19513]      do_syscall_64+0xc6/0x1e0
[ 5531.119015][T19513] 
[ 5531.122623][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5531.122623][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5531.122623][T19513]      ipv6_find_idev+0x102/0x170
[ 5531.122623][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5531.122623][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5531.122623][T19513]      netlink_rcv_skb+0x130/0x360
[ 5531.122623][T19513]      netlink_unicast+0x449/0x710
[ 5531.122623][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5531.122623][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5531.122623][T19513]      ___sys_sendmsg+0xee/0x170
[ 5531.122623][T19513]      __sys_sendmsg+0xcd/0x170
[ 5531.122623][T19513]      do_syscall_64+0xc6/0x1e0
[ 5531.122623][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5531.122623][T19513] 
[ 5531.125423][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5531.125423][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5531.125423][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5531.125423][T19513]      ipv6_find_idev+0x102/0x170
[ 5531.125423][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5531.125423][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5531.125423][T19513]      netlink_rcv_skb+0x130/0x360
[ 5531.125423][T19513]      netlink_unicast+0x449/0x710
[ 5531.125423][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5531.125423][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5531.125423][T19513]      ___sys_sendmsg+0xee/0x170
[ 5531.125423][T19513]      __sys_sendmsg+0xcd/0x170
[ 5531.125423][T19513]      do_syscall_64+0xc6/0x1e0
[ 5531.125423][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5531.125423][T19513] 
[ 5541.239168][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5541.239669][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5541.239669][T19513]      netdev_get_by_index+0x5e/0x80
[ 5541.239669][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5541.239669][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5541.239669][T19513]      ip6_route_add+0x1c/0x140
[ 5541.239669][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5541.239669][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5541.239669][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5541.239669][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5541.239669][T19513]      netlink_rcv_skb+0x130/0x360
[ 5541.239669][T19513]      netlink_unicast+0x449/0x710
[ 5541.239669][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5541.239669][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5541.239669][T19513]      ___sys_sendmsg+0xee/0x170
[ 5541.239669][T19513]      __sys_sendmsg+0xcd/0x170
[ 5541.239669][T19513]      do_syscall_64+0xc6/0x1e0
[ 5541.239669][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5541.239669][T19513] 
[ 5541.241986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5541.241986][T19513]      netdev_get_by_index+0x5e/0x80
[ 5541.241986][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5541.241986][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5541.241986][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5541.241986][T19513]      ipv6_add_addr+0x411/0x2000
[ 5541.241986][T19513]      inet6_addr_add+0x30e/0xa40
[ 5541.241986][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5541.241986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5541.241986][T19513]      netlink_rcv_skb+0x130/0x360
[ 5541.241986][T19513]      netlink_unicast+0x449/0x710
[ 5541.241986][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5541.241986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5541.241986][T19513]      ___sys_sendmsg+0xee/0x170
[ 5541.241986][T19513]      __sys_sendmsg+0xcd/0x170
[ 5541.241986][T19513]      do_syscall_64+0xc6/0x1e0
[ 5541.241986][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5541.241986][T19513] 
[ 5541.244193][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5541.244193][T19513]      netdev_get_by_index+0x5e/0x80
[ 5541.244193][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5541.244193][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5541.244193][T19513]      ip6_route_add+0x1c/0x140
[ 5541.244193][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5541.244193][T19513]      addrconf_add_dev+0xe2/0x170
[ 5541.244193][T19513]      inet6_addr_add+0x12f/0xa40
[ 5541.244193][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5541.244193][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5541.244193][T19513]      netlink_rcv_skb+0x130/0x360
[ 5541.244193][T19513]      netlink_unicast+0x449/0x710
[ 5541.244193][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5541.244193][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5541.244193][T19513]      ___sys_sendmsg+0xee/0x170
[ 5541.244193][T19513]      __sys_sendmsg+0xcd/0x170
[ 5541.244193][T19513]      do_syscall_64+0xc6/0x1e0
[ 5541.244193][T19513] 
[ 5541.246347][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5541.246347][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5541.246347][T19513]      ipv6_find_idev+0x102/0x170
[ 5541.246347][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5541.246347][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5541.246347][T19513]      netlink_rcv_skb+0x130/0x360
[ 5541.246347][T19513]      netlink_unicast+0x449/0x710
[ 5541.246347][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5541.246347][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5541.246347][T19513]      ___sys_sendmsg+0xee/0x170
[ 5541.246347][T19513]      __sys_sendmsg+0xcd/0x170
[ 5541.246347][T19513]      do_syscall_64+0xc6/0x1e0
[ 5541.246347][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5541.246347][T19513] 
[ 5541.248048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5541.248048][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5541.248048][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5541.248048][T19513]      ipv6_find_idev+0x102/0x170
[ 5541.248048][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5541.248048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5541.248048][T19513]      netlink_rcv_skb+0x130/0x360
[ 5541.248048][T19513]      netlink_unicast+0x449/0x710
[ 5541.248048][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5541.248048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5541.248048][T19513]      ___sys_sendmsg+0xee/0x170
[ 5541.248048][T19513]      __sys_sendmsg+0xcd/0x170
[ 5541.248048][T19513]      do_syscall_64+0xc6/0x1e0
[ 5541.248048][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5541.248048][T19513] 
[ 5551.487091][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5551.487580][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5551.487580][T19513]      netdev_get_by_index+0x5e/0x80
[ 5551.487580][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5551.487580][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5551.487580][T19513]      ip6_route_add+0x1c/0x140
[ 5551.487580][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5551.487580][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5551.487580][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5551.487580][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5551.487580][T19513]      netlink_rcv_skb+0x130/0x360
[ 5551.487580][T19513]      netlink_unicast+0x449/0x710
[ 5551.487580][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5551.487580][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5551.487580][T19513]      ___sys_sendmsg+0xee/0x170
[ 5551.487580][T19513]      __sys_sendmsg+0xcd/0x170
[ 5551.487580][T19513]      do_syscall_64+0xc6/0x1e0
[ 5551.487580][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5551.487580][T19513] 
[ 5551.489978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5551.489978][T19513]      netdev_get_by_index+0x5e/0x80
[ 5551.489978][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5551.489978][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5551.489978][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5551.489978][T19513]      ipv6_add_addr+0x411/0x2000
[ 5551.489978][T19513]      inet6_addr_add+0x30e/0xa40
[ 5551.489978][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5551.489978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5551.489978][T19513]      netlink_rcv_skb+0x130/0x360
[ 5551.489978][T19513]      netlink_unicast+0x449/0x710
[ 5551.489978][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5551.489978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5551.489978][T19513]      ___sys_sendmsg+0xee/0x170
[ 5551.489978][T19513]      __sys_sendmsg+0xcd/0x170
[ 5551.489978][T19513]      do_syscall_64+0xc6/0x1e0
[ 5551.489978][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5551.489978][T19513] 
[ 5551.492336][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5551.492336][T19513]      netdev_get_by_index+0x5e/0x80
[ 5551.492336][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5551.492336][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5551.492336][T19513]      ip6_route_add+0x1c/0x140
[ 5551.492336][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5551.492336][T19513]      addrconf_add_dev+0xe2/0x170
[ 5551.492336][T19513]      inet6_addr_add+0x12f/0xa40
[ 5551.492336][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5551.492336][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5551.492336][T19513]      netlink_rcv_skb+0x130/0x360
[ 5551.492336][T19513]      netlink_unicast+0x449/0x710
[ 5551.492336][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5551.492336][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5551.492336][T19513]      ___sys_sendmsg+0xee/0x170
[ 5551.492336][T19513]      __sys_sendmsg+0xcd/0x170
[ 5551.492336][T19513]      do_syscall_64+0xc6/0x1e0
[ 5551.492336][T19513] 
[ 5551.494672][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5551.494672][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5551.494672][T19513]      ipv6_find_idev+0x102/0x170
[ 5551.494672][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5551.494672][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5551.494672][T19513]      netlink_rcv_skb+0x130/0x360
[ 5551.494672][T19513]      netlink_unicast+0x449/0x710
[ 5551.494672][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5551.494672][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5551.494672][T19513]      ___sys_sendmsg+0xee/0x170
[ 5551.494672][T19513]      __sys_sendmsg+0xcd/0x170
[ 5551.494672][T19513]      do_syscall_64+0xc6/0x1e0
[ 5551.494672][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5551.494672][T19513] 
[ 5551.496488][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5551.496488][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5551.496488][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5551.496488][T19513]      ipv6_find_idev+0x102/0x170
[ 5551.496488][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5551.496488][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5551.496488][T19513]      netlink_rcv_skb+0x130/0x360
[ 5551.496488][T19513]      netlink_unicast+0x449/0x710
[ 5551.496488][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5551.496488][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5551.496488][T19513]      ___sys_sendmsg+0xee/0x170
[ 5551.496488][T19513]      __sys_sendmsg+0xcd/0x170
[ 5551.496488][T19513]      do_syscall_64+0xc6/0x1e0
[ 5551.496488][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5551.496488][T19513] 
[ 5561.751089][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5561.751576][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5561.751576][T19513]      netdev_get_by_index+0x5e/0x80
[ 5561.751576][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5561.751576][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5561.751576][T19513]      ip6_route_add+0x1c/0x140
[ 5561.751576][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5561.751576][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5561.751576][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5561.751576][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5561.751576][T19513]      netlink_rcv_skb+0x130/0x360
[ 5561.751576][T19513]      netlink_unicast+0x449/0x710
[ 5561.751576][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5561.751576][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5561.751576][T19513]      ___sys_sendmsg+0xee/0x170
[ 5561.751576][T19513]      __sys_sendmsg+0xcd/0x170
[ 5561.751576][T19513]      do_syscall_64+0xc6/0x1e0
[ 5561.751576][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5561.751576][T19513] 
[ 5561.753847][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5561.753847][T19513]      netdev_get_by_index+0x5e/0x80
[ 5561.753847][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5561.753847][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5561.753847][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5561.753847][T19513]      ipv6_add_addr+0x411/0x2000
[ 5561.753847][T19513]      inet6_addr_add+0x30e/0xa40
[ 5561.753847][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5561.753847][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5561.753847][T19513]      netlink_rcv_skb+0x130/0x360
[ 5561.753847][T19513]      netlink_unicast+0x449/0x710
[ 5561.753847][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5561.753847][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5561.753847][T19513]      ___sys_sendmsg+0xee/0x170
[ 5561.753847][T19513]      __sys_sendmsg+0xcd/0x170
[ 5561.753847][T19513]      do_syscall_64+0xc6/0x1e0
[ 5561.753847][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5561.753847][T19513] 
[ 5561.756068][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5561.756068][T19513]      netdev_get_by_index+0x5e/0x80
[ 5561.756068][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5561.756068][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5561.756068][T19513]      ip6_route_add+0x1c/0x140
[ 5561.756068][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5561.756068][T19513]      addrconf_add_dev+0xe2/0x170
[ 5561.756068][T19513]      inet6_addr_add+0x12f/0xa40
[ 5561.756068][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5561.756068][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5561.756068][T19513]      netlink_rcv_skb+0x130/0x360
[ 5561.756068][T19513]      netlink_unicast+0x449/0x710
[ 5561.756068][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5561.756068][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5561.756068][T19513]      ___sys_sendmsg+0xee/0x170
[ 5561.756068][T19513]      __sys_sendmsg+0xcd/0x170
[ 5561.756068][T19513]      do_syscall_64+0xc6/0x1e0
[ 5561.756068][T19513] 
[ 5561.758248][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5561.758248][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5561.758248][T19513]      ipv6_find_idev+0x102/0x170
[ 5561.758248][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5561.758248][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5561.758248][T19513]      netlink_rcv_skb+0x130/0x360
[ 5561.758248][T19513]      netlink_unicast+0x449/0x710
[ 5561.758248][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5561.758248][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5561.758248][T19513]      ___sys_sendmsg+0xee/0x170
[ 5561.758248][T19513]      __sys_sendmsg+0xcd/0x170
[ 5561.758248][T19513]      do_syscall_64+0xc6/0x1e0
[ 5561.758248][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5561.758248][T19513] 
[ 5561.759945][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5561.759945][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5561.759945][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5561.759945][T19513]      ipv6_find_idev+0x102/0x170
[ 5561.759945][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5561.759945][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5561.759945][T19513]      netlink_rcv_skb+0x130/0x360
[ 5561.759945][T19513]      netlink_unicast+0x449/0x710
[ 5561.759945][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5561.759945][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5561.759945][T19513]      ___sys_sendmsg+0xee/0x170
[ 5561.759945][T19513]      __sys_sendmsg+0xcd/0x170
[ 5561.759945][T19513]      do_syscall_64+0xc6/0x1e0
[ 5561.759945][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5561.759945][T19513] 
[ 5571.879129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5571.879590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5571.879590][T19513]      netdev_get_by_index+0x5e/0x80
[ 5571.879590][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5571.879590][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5571.879590][T19513]      ip6_route_add+0x1c/0x140
[ 5571.879590][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5571.879590][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5571.879590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5571.879590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5571.879590][T19513]      netlink_rcv_skb+0x130/0x360
[ 5571.879590][T19513]      netlink_unicast+0x449/0x710
[ 5571.879590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5571.879590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5571.879590][T19513]      ___sys_sendmsg+0xee/0x170
[ 5571.879590][T19513]      __sys_sendmsg+0xcd/0x170
[ 5571.879590][T19513]      do_syscall_64+0xc6/0x1e0
[ 5571.879590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5571.879590][T19513] 
[ 5571.881853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5571.881853][T19513]      netdev_get_by_index+0x5e/0x80
[ 5571.881853][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5571.881853][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5571.881853][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5571.881853][T19513]      ipv6_add_addr+0x411/0x2000
[ 5571.881853][T19513]      inet6_addr_add+0x30e/0xa40
[ 5571.881853][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5571.881853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5571.881853][T19513]      netlink_rcv_skb+0x130/0x360
[ 5571.881853][T19513]      netlink_unicast+0x449/0x710
[ 5571.881853][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5571.881853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5571.881853][T19513]      ___sys_sendmsg+0xee/0x170
[ 5571.881853][T19513]      __sys_sendmsg+0xcd/0x170
[ 5571.881853][T19513]      do_syscall_64+0xc6/0x1e0
[ 5571.881853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5571.881853][T19513] 
[ 5571.884061][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5571.884061][T19513]      netdev_get_by_index+0x5e/0x80
[ 5571.884061][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5571.884061][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5571.884061][T19513]      ip6_route_add+0x1c/0x140
[ 5571.884061][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5571.884061][T19513]      addrconf_add_dev+0xe2/0x170
[ 5571.884061][T19513]      inet6_addr_add+0x12f/0xa40
[ 5571.884061][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5571.884061][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5571.884061][T19513]      netlink_rcv_skb+0x130/0x360
[ 5571.884061][T19513]      netlink_unicast+0x449/0x710
[ 5571.884061][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5571.884061][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5571.884061][T19513]      ___sys_sendmsg+0xee/0x170
[ 5571.884061][T19513]      __sys_sendmsg+0xcd/0x170
[ 5571.884061][T19513]      do_syscall_64+0xc6/0x1e0
[ 5571.884061][T19513] 
[ 5571.886228][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5571.886228][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5571.886228][T19513]      ipv6_find_idev+0x102/0x170
[ 5571.886228][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5571.886228][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5571.886228][T19513]      netlink_rcv_skb+0x130/0x360
[ 5571.886228][T19513]      netlink_unicast+0x449/0x710
[ 5571.886228][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5571.886228][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5571.886228][T19513]      ___sys_sendmsg+0xee/0x170
[ 5571.886228][T19513]      __sys_sendmsg+0xcd/0x170
[ 5571.886228][T19513]      do_syscall_64+0xc6/0x1e0
[ 5571.886228][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5571.886228][T19513] 
[ 5571.887928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5571.887928][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5571.887928][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5571.887928][T19513]      ipv6_find_idev+0x102/0x170
[ 5571.887928][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5571.887928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5571.887928][T19513]      netlink_rcv_skb+0x130/0x360
[ 5571.887928][T19513]      netlink_unicast+0x449/0x710
[ 5571.887928][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5571.887928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5571.887928][T19513]      ___sys_sendmsg+0xee/0x170
[ 5571.887928][T19513]      __sys_sendmsg+0xcd/0x170
[ 5571.887928][T19513]      do_syscall_64+0xc6/0x1e0
[ 5571.887928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5571.887928][T19513] 
[ 5582.127128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5582.127579][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5582.127579][T19513]      netdev_get_by_index+0x5e/0x80
[ 5582.127579][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5582.127579][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5582.127579][T19513]      ip6_route_add+0x1c/0x140
[ 5582.127579][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5582.127579][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5582.127579][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5582.127579][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5582.127579][T19513]      netlink_rcv_skb+0x130/0x360
[ 5582.127579][T19513]      netlink_unicast+0x449/0x710
[ 5582.127579][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5582.127579][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5582.127579][T19513]      ___sys_sendmsg+0xee/0x170
[ 5582.127579][T19513]      __sys_sendmsg+0xcd/0x170
[ 5582.127579][T19513]      do_syscall_64+0xc6/0x1e0
[ 5582.127579][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5582.127579][T19513] 
[ 5582.129822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5582.129822][T19513]      netdev_get_by_index+0x5e/0x80
[ 5582.129822][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5582.129822][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5582.129822][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5582.129822][T19513]      ipv6_add_addr+0x411/0x2000
[ 5582.129822][T19513]      inet6_addr_add+0x30e/0xa40
[ 5582.129822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5582.129822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5582.129822][T19513]      netlink_rcv_skb+0x130/0x360
[ 5582.129822][T19513]      netlink_unicast+0x449/0x710
[ 5582.129822][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5582.129822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5582.129822][T19513]      ___sys_sendmsg+0xee/0x170
[ 5582.129822][T19513]      __sys_sendmsg+0xcd/0x170
[ 5582.129822][T19513]      do_syscall_64+0xc6/0x1e0
[ 5582.129822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5582.129822][T19513] 
[ 5582.132053][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5582.132053][T19513]      netdev_get_by_index+0x5e/0x80
[ 5582.132053][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5582.132053][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5582.132053][T19513]      ip6_route_add+0x1c/0x140
[ 5582.132053][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5582.132053][T19513]      addrconf_add_dev+0xe2/0x170
[ 5582.132053][T19513]      inet6_addr_add+0x12f/0xa40
[ 5582.132053][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5582.132053][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5582.132053][T19513]      netlink_rcv_skb+0x130/0x360
[ 5582.132053][T19513]      netlink_unicast+0x449/0x710
[ 5582.132053][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5582.132053][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5582.132053][T19513]      ___sys_sendmsg+0xee/0x170
[ 5582.132053][T19513]      __sys_sendmsg+0xcd/0x170
[ 5582.132053][T19513]      do_syscall_64+0xc6/0x1e0
[ 5582.132053][T19513] 
[ 5582.134220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5582.134220][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5582.134220][T19513]      ipv6_find_idev+0x102/0x170
[ 5582.134220][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5582.134220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5582.134220][T19513]      netlink_rcv_skb+0x130/0x360
[ 5582.134220][T19513]      netlink_unicast+0x449/0x710
[ 5582.134220][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5582.134220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5582.134220][T19513]      ___sys_sendmsg+0xee/0x170
[ 5582.134220][T19513]      __sys_sendmsg+0xcd/0x170
[ 5582.134220][T19513]      do_syscall_64+0xc6/0x1e0
[ 5582.134220][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5582.134220][T19513] 
[ 5582.135917][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5582.135917][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5582.135917][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5582.135917][T19513]      ipv6_find_idev+0x102/0x170
[ 5582.135917][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5582.135917][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5582.135917][T19513]      netlink_rcv_skb+0x130/0x360
[ 5582.135917][T19513]      netlink_unicast+0x449/0x710
[ 5582.135917][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5582.135917][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5582.135917][T19513]      ___sys_sendmsg+0xee/0x170
[ 5582.135917][T19513]      __sys_sendmsg+0xcd/0x170
[ 5582.135917][T19513]      do_syscall_64+0xc6/0x1e0
[ 5582.135917][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5582.135917][T19513] 
[ 5592.263118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5592.263598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5592.263598][T19513]      netdev_get_by_index+0x5e/0x80
[ 5592.263598][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5592.263598][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5592.263598][T19513]      ip6_route_add+0x1c/0x140
[ 5592.263598][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5592.263598][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5592.263598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5592.263598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5592.263598][T19513]      netlink_rcv_skb+0x130/0x360
[ 5592.263598][T19513]      netlink_unicast+0x449/0x710
[ 5592.263598][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5592.263598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5592.263598][T19513]      ___sys_sendmsg+0xee/0x170
[ 5592.263598][T19513]      __sys_sendmsg+0xcd/0x170
[ 5592.263598][T19513]      do_syscall_64+0xc6/0x1e0
[ 5592.263598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5592.263598][T19513] 
[ 5592.265879][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5592.265879][T19513]      netdev_get_by_index+0x5e/0x80
[ 5592.265879][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5592.265879][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5592.265879][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5592.265879][T19513]      ipv6_add_addr+0x411/0x2000
[ 5592.265879][T19513]      inet6_addr_add+0x30e/0xa40
[ 5592.265879][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5592.265879][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5592.265879][T19513]      netlink_rcv_skb+0x130/0x360
[ 5592.265879][T19513]      netlink_unicast+0x449/0x710
[ 5592.265879][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5592.265879][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5592.265879][T19513]      ___sys_sendmsg+0xee/0x170
[ 5592.265879][T19513]      __sys_sendmsg+0xcd/0x170
[ 5592.265879][T19513]      do_syscall_64+0xc6/0x1e0
[ 5592.265879][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5592.265879][T19513] 
[ 5592.268086][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5592.268086][T19513]      netdev_get_by_index+0x5e/0x80
[ 5592.268086][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5592.268086][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5592.268086][T19513]      ip6_route_add+0x1c/0x140
[ 5592.268086][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5592.268086][T19513]      addrconf_add_dev+0xe2/0x170
[ 5592.268086][T19513]      inet6_addr_add+0x12f/0xa40
[ 5592.268086][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5592.268086][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5592.268086][T19513]      netlink_rcv_skb+0x130/0x360
[ 5592.268086][T19513]      netlink_unicast+0x449/0x710
[ 5592.268086][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5592.268086][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5592.268086][T19513]      ___sys_sendmsg+0xee/0x170
[ 5592.268086][T19513]      __sys_sendmsg+0xcd/0x170
[ 5592.268086][T19513]      do_syscall_64+0xc6/0x1e0
[ 5592.268086][T19513] 
[ 5592.270258][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5592.270258][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5592.270258][T19513]      ipv6_find_idev+0x102/0x170
[ 5592.270258][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5592.270258][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5592.270258][T19513]      netlink_rcv_skb+0x130/0x360
[ 5592.270258][T19513]      netlink_unicast+0x449/0x710
[ 5592.270258][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5592.270258][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5592.270258][T19513]      ___sys_sendmsg+0xee/0x170
[ 5592.270258][T19513]      __sys_sendmsg+0xcd/0x170
[ 5592.270258][T19513]      do_syscall_64+0xc6/0x1e0
[ 5592.270258][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5592.270258][T19513] 
[ 5592.271969][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5592.271969][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5592.271969][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5592.271969][T19513]      ipv6_find_idev+0x102/0x170
[ 5592.271969][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5592.271969][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5592.271969][T19513]      netlink_rcv_skb+0x130/0x360
[ 5592.271969][T19513]      netlink_unicast+0x449/0x710
[ 5592.271969][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5592.271969][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5592.271969][T19513]      ___sys_sendmsg+0xee/0x170
[ 5592.271969][T19513]      __sys_sendmsg+0xcd/0x170
[ 5592.271969][T19513]      do_syscall_64+0xc6/0x1e0
[ 5592.271969][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5592.271969][T19513] 
[ 5602.511148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5602.511677][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5602.511677][T19513]      netdev_get_by_index+0x5e/0x80
[ 5602.511677][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5602.511677][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5602.511677][T19513]      ip6_route_add+0x1c/0x140
[ 5602.511677][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5602.511677][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5602.511677][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5602.511677][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5602.511677][T19513]      netlink_rcv_skb+0x130/0x360
[ 5602.511677][T19513]      netlink_unicast+0x449/0x710
[ 5602.511677][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5602.511677][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5602.511677][T19513]      ___sys_sendmsg+0xee/0x170
[ 5602.511677][T19513]      __sys_sendmsg+0xcd/0x170
[ 5602.511677][T19513]      do_syscall_64+0xc6/0x1e0
[ 5602.511677][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5602.511677][T19513] 
[ 5602.513915][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5602.513915][T19513]      netdev_get_by_index+0x5e/0x80
[ 5602.513915][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5602.513915][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5602.513915][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5602.513915][T19513]      ipv6_add_addr+0x411/0x2000
[ 5602.513915][T19513]      inet6_addr_add+0x30e/0xa40
[ 5602.513915][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5602.513915][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5602.513915][T19513]      netlink_rcv_skb+0x130/0x360
[ 5602.513915][T19513]      netlink_unicast+0x449/0x710
[ 5602.513915][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5602.513915][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5602.513915][T19513]      ___sys_sendmsg+0xee/0x170
[ 5602.513915][T19513]      __sys_sendmsg+0xcd/0x170
[ 5602.513915][T19513]      do_syscall_64+0xc6/0x1e0
[ 5602.513915][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5602.513915][T19513] 
[ 5602.516125][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5602.516125][T19513]      netdev_get_by_index+0x5e/0x80
[ 5602.516125][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5602.516125][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5602.516125][T19513]      ip6_route_add+0x1c/0x140
[ 5602.516125][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5602.516125][T19513]      addrconf_add_dev+0xe2/0x170
[ 5602.516125][T19513]      inet6_addr_add+0x12f/0xa40
[ 5602.516125][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5602.516125][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5602.516125][T19513]      netlink_rcv_skb+0x130/0x360
[ 5602.516125][T19513]      netlink_unicast+0x449/0x710
[ 5602.516125][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5602.516125][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5602.516125][T19513]      ___sys_sendmsg+0xee/0x170
[ 5602.516125][T19513]      __sys_sendmsg+0xcd/0x170
[ 5602.516125][T19513]      do_syscall_64+0xc6/0x1e0
[ 5602.516125][T19513] 
[ 5602.518300][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5602.518300][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5602.518300][T19513]      ipv6_find_idev+0x102/0x170
[ 5602.518300][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5602.518300][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5602.518300][T19513]      netlink_rcv_skb+0x130/0x360
[ 5602.518300][T19513]      netlink_unicast+0x449/0x710
[ 5602.518300][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5602.518300][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5602.518300][T19513]      ___sys_sendmsg+0xee/0x170
[ 5602.518300][T19513]      __sys_sendmsg+0xcd/0x170
[ 5602.518300][T19513]      do_syscall_64+0xc6/0x1e0
[ 5602.518300][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5602.518300][T19513] 
[ 5602.519994][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5602.519994][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5602.519994][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5602.519994][T19513]      ipv6_find_idev+0x102/0x170
[ 5602.519994][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5602.519994][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5602.519994][T19513]      netlink_rcv_skb+0x130/0x360
[ 5602.519994][T19513]      netlink_unicast+0x449/0x710
[ 5602.519994][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5602.519994][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5602.519994][T19513]      ___sys_sendmsg+0xee/0x170
[ 5602.519994][T19513]      __sys_sendmsg+0xcd/0x170
[ 5602.519994][T19513]      do_syscall_64+0xc6/0x1e0
[ 5602.519994][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5602.519994][T19513] 
[ 5612.759164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5612.759631][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5612.759631][T19513]      netdev_get_by_index+0x5e/0x80
[ 5612.759631][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5612.759631][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5612.759631][T19513]      ip6_route_add+0x1c/0x140
[ 5612.759631][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5612.759631][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5612.759631][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5612.759631][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5612.759631][T19513]      netlink_rcv_skb+0x130/0x360
[ 5612.759631][T19513]      netlink_unicast+0x449/0x710
[ 5612.759631][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5612.759631][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5612.759631][T19513]      ___sys_sendmsg+0xee/0x170
[ 5612.759631][T19513]      __sys_sendmsg+0xcd/0x170
[ 5612.759631][T19513]      do_syscall_64+0xc6/0x1e0
[ 5612.759631][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5612.759631][T19513] 
[ 5612.761895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5612.761895][T19513]      netdev_get_by_index+0x5e/0x80
[ 5612.761895][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5612.761895][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5612.761895][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5612.761895][T19513]      ipv6_add_addr+0x411/0x2000
[ 5612.761895][T19513]      inet6_addr_add+0x30e/0xa40
[ 5612.761895][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5612.761895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5612.761895][T19513]      netlink_rcv_skb+0x130/0x360
[ 5612.761895][T19513]      netlink_unicast+0x449/0x710
[ 5612.761895][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5612.761895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5612.761895][T19513]      ___sys_sendmsg+0xee/0x170
[ 5612.761895][T19513]      __sys_sendmsg+0xcd/0x170
[ 5612.761895][T19513]      do_syscall_64+0xc6/0x1e0
[ 5612.761895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5612.761895][T19513] 
[ 5612.764121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5612.764121][T19513]      netdev_get_by_index+0x5e/0x80
[ 5612.764121][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5612.764121][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5612.764121][T19513]      ip6_route_add+0x1c/0x140
[ 5612.764121][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5612.764121][T19513]      addrconf_add_dev+0xe2/0x170
[ 5612.764121][T19513]      inet6_addr_add+0x12f/0xa40
[ 5612.764121][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5612.764121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5612.764121][T19513]      netlink_rcv_skb+0x130/0x360
[ 5612.764121][T19513]      netlink_unicast+0x449/0x710
[ 5612.764121][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5612.764121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5612.764121][T19513]      ___sys_sendmsg+0xee/0x170
[ 5612.764121][T19513]      __sys_sendmsg+0xcd/0x170
[ 5612.764121][T19513]      do_syscall_64+0xc6/0x1e0
[ 5612.764121][T19513] 
[ 5612.766278][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5612.766278][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5612.766278][T19513]      ipv6_find_idev+0x102/0x170
[ 5612.766278][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5612.766278][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5612.766278][T19513]      netlink_rcv_skb+0x130/0x360
[ 5612.766278][T19513]      netlink_unicast+0x449/0x710
[ 5612.766278][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5612.766278][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5612.766278][T19513]      ___sys_sendmsg+0xee/0x170
[ 5612.766278][T19513]      __sys_sendmsg+0xcd/0x170
[ 5612.766278][T19513]      do_syscall_64+0xc6/0x1e0
[ 5612.766278][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5612.766278][T19513] 
[ 5612.767970][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5612.767970][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5612.767970][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5612.767970][T19513]      ipv6_find_idev+0x102/0x170
[ 5612.767970][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5612.767970][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5612.767970][T19513]      netlink_rcv_skb+0x130/0x360
[ 5612.767970][T19513]      netlink_unicast+0x449/0x710
[ 5612.767970][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5612.767970][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5612.767970][T19513]      ___sys_sendmsg+0xee/0x170
[ 5612.767970][T19513]      __sys_sendmsg+0xcd/0x170
[ 5612.767970][T19513]      do_syscall_64+0xc6/0x1e0
[ 5612.767970][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5612.767970][T19513] 
[ 5623.007089][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5623.007551][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5623.007551][T19513]      netdev_get_by_index+0x5e/0x80
[ 5623.007551][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5623.007551][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5623.007551][T19513]      ip6_route_add+0x1c/0x140
[ 5623.007551][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5623.007551][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5623.007551][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5623.007551][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5623.007551][T19513]      netlink_rcv_skb+0x130/0x360
[ 5623.007551][T19513]      netlink_unicast+0x449/0x710
[ 5623.007551][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5623.007551][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5623.007551][T19513]      ___sys_sendmsg+0xee/0x170
[ 5623.007551][T19513]      __sys_sendmsg+0xcd/0x170
[ 5623.007551][T19513]      do_syscall_64+0xc6/0x1e0
[ 5623.007551][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5623.007551][T19513] 
[ 5623.009825][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5623.009825][T19513]      netdev_get_by_index+0x5e/0x80
[ 5623.009825][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5623.009825][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5623.009825][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5623.009825][T19513]      ipv6_add_addr+0x411/0x2000
[ 5623.009825][T19513]      inet6_addr_add+0x30e/0xa40
[ 5623.009825][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5623.009825][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5623.009825][T19513]      netlink_rcv_skb+0x130/0x360
[ 5623.009825][T19513]      netlink_unicast+0x449/0x710
[ 5623.009825][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5623.009825][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5623.009825][T19513]      ___sys_sendmsg+0xee/0x170
[ 5623.009825][T19513]      __sys_sendmsg+0xcd/0x170
[ 5623.009825][T19513]      do_syscall_64+0xc6/0x1e0
[ 5623.009825][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5623.009825][T19513] 
[ 5623.012043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5623.012043][T19513]      netdev_get_by_index+0x5e/0x80
[ 5623.012043][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5623.012043][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5623.012043][T19513]      ip6_route_add+0x1c/0x140
[ 5623.012043][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5623.012043][T19513]      addrconf_add_dev+0xe2/0x170
[ 5623.012043][T19513]      inet6_addr_add+0x12f/0xa40
[ 5623.012043][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5623.012043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5623.012043][T19513]      netlink_rcv_skb+0x130/0x360
[ 5623.012043][T19513]      netlink_unicast+0x449/0x710
[ 5623.012043][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5623.012043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5623.012043][T19513]      ___sys_sendmsg+0xee/0x170
[ 5623.012043][T19513]      __sys_sendmsg+0xcd/0x170
[ 5623.012043][T19513]      do_syscall_64+0xc6/0x1e0
[ 5623.012043][T19513] 
[ 5623.014201][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5623.014201][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5623.014201][T19513]      ipv6_find_idev+0x102/0x170
[ 5623.014201][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5623.014201][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5623.014201][T19513]      netlink_rcv_skb+0x130/0x360
[ 5623.014201][T19513]      netlink_unicast+0x449/0x710
[ 5623.014201][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5623.014201][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5623.014201][T19513]      ___sys_sendmsg+0xee/0x170
[ 5623.014201][T19513]      __sys_sendmsg+0xcd/0x170
[ 5623.014201][T19513]      do_syscall_64+0xc6/0x1e0
[ 5623.014201][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5623.014201][T19513] 
[ 5623.015895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5623.015895][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5623.015895][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5623.015895][T19513]      ipv6_find_idev+0x102/0x170
[ 5623.015895][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5623.015895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5623.015895][T19513]      netlink_rcv_skb+0x130/0x360
[ 5623.015895][T19513]      netlink_unicast+0x449/0x710
[ 5623.015895][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5623.015895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5623.015895][T19513]      ___sys_sendmsg+0xee/0x170
[ 5623.015895][T19513]      __sys_sendmsg+0xcd/0x170
[ 5623.015895][T19513]      do_syscall_64+0xc6/0x1e0
[ 5623.015895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5623.015895][T19513] 
[ 5633.255146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5633.255646][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5633.255646][T19513]      netdev_get_by_index+0x5e/0x80
[ 5633.255646][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5633.255646][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5633.255646][T19513]      ip6_route_add+0x1c/0x140
[ 5633.255646][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5633.255646][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5633.255646][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5633.255646][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5633.255646][T19513]      netlink_rcv_skb+0x130/0x360
[ 5633.255646][T19513]      netlink_unicast+0x449/0x710
[ 5633.255646][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5633.255646][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5633.255646][T19513]      ___sys_sendmsg+0xee/0x170
[ 5633.255646][T19513]      __sys_sendmsg+0xcd/0x170
[ 5633.255646][T19513]      do_syscall_64+0xc6/0x1e0
[ 5633.255646][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5633.255646][T19513] 
[ 5633.257874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5633.257874][T19513]      netdev_get_by_index+0x5e/0x80
[ 5633.257874][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5633.257874][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5633.257874][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5633.257874][T19513]      ipv6_add_addr+0x411/0x2000
[ 5633.257874][T19513]      inet6_addr_add+0x30e/0xa40
[ 5633.257874][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5633.257874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5633.257874][T19513]      netlink_rcv_skb+0x130/0x360
[ 5633.257874][T19513]      netlink_unicast+0x449/0x710
[ 5633.257874][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5633.257874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5633.257874][T19513]      ___sys_sendmsg+0xee/0x170
[ 5633.257874][T19513]      __sys_sendmsg+0xcd/0x170
[ 5633.257874][T19513]      do_syscall_64+0xc6/0x1e0
[ 5633.257874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5633.257874][T19513] 
[ 5633.260105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5633.260105][T19513]      netdev_get_by_index+0x5e/0x80
[ 5633.260105][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5633.260105][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5633.260105][T19513]      ip6_route_add+0x1c/0x140
[ 5633.260105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5633.260105][T19513]      addrconf_add_dev+0xe2/0x170
[ 5633.260105][T19513]      inet6_addr_add+0x12f/0xa40
[ 5633.260105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5633.260105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5633.260105][T19513]      netlink_rcv_skb+0x130/0x360
[ 5633.260105][T19513]      netlink_unicast+0x449/0x710
[ 5633.260105][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5633.260105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5633.260105][T19513]      ___sys_sendmsg+0xee/0x170
[ 5633.260105][T19513]      __sys_sendmsg+0xcd/0x170
[ 5633.260105][T19513]      do_syscall_64+0xc6/0x1e0
[ 5633.260105][T19513] 
[ 5633.262309][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5633.262309][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5633.262309][T19513]      ipv6_find_idev+0x102/0x170
[ 5633.262309][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5633.262309][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5633.262309][T19513]      netlink_rcv_skb+0x130/0x360
[ 5633.262309][T19513]      netlink_unicast+0x449/0x710
[ 5633.262309][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5633.262309][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5633.262309][T19513]      ___sys_sendmsg+0xee/0x170
[ 5633.262309][T19513]      __sys_sendmsg+0xcd/0x170
[ 5633.262309][T19513]      do_syscall_64+0xc6/0x1e0
[ 5633.262309][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5633.262309][T19513] 
[ 5633.264086][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5633.264086][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5633.264086][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5633.264086][T19513]      ipv6_find_idev+0x102/0x170
[ 5633.264086][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5633.264086][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5633.264086][T19513]      netlink_rcv_skb+0x130/0x360
[ 5633.264086][T19513]      netlink_unicast+0x449/0x710
[ 5633.264086][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5633.264086][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5633.264086][T19513]      ___sys_sendmsg+0xee/0x170
[ 5633.264086][T19513]      __sys_sendmsg+0xcd/0x170
[ 5633.264086][T19513]      do_syscall_64+0xc6/0x1e0
[ 5633.264086][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5633.264086][T19513] 
[ 5643.503124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5643.503608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5643.503608][T19513]      netdev_get_by_index+0x5e/0x80
[ 5643.503608][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5643.503608][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5643.503608][T19513]      ip6_route_add+0x1c/0x140
[ 5643.503608][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5643.503608][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5643.503608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5643.503608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5643.503608][T19513]      netlink_rcv_skb+0x130/0x360
[ 5643.503608][T19513]      netlink_unicast+0x449/0x710
[ 5643.503608][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5643.503608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5643.503608][T19513]      ___sys_sendmsg+0xee/0x170
[ 5643.503608][T19513]      __sys_sendmsg+0xcd/0x170
[ 5643.503608][T19513]      do_syscall_64+0xc6/0x1e0
[ 5643.503608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5643.503608][T19513] 
[ 5643.505881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5643.505881][T19513]      netdev_get_by_index+0x5e/0x80
[ 5643.505881][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5643.505881][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5643.505881][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5643.505881][T19513]      ipv6_add_addr+0x411/0x2000
[ 5643.505881][T19513]      inet6_addr_add+0x30e/0xa40
[ 5643.505881][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5643.505881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5643.505881][T19513]      netlink_rcv_skb+0x130/0x360
[ 5643.505881][T19513]      netlink_unicast+0x449/0x710
[ 5643.505881][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5643.505881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5643.505881][T19513]      ___sys_sendmsg+0xee/0x170
[ 5643.505881][T19513]      __sys_sendmsg+0xcd/0x170
[ 5643.505881][T19513]      do_syscall_64+0xc6/0x1e0
[ 5643.505881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5643.505881][T19513] 
[ 5643.508057][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5643.508057][T19513]      netdev_get_by_index+0x5e/0x80
[ 5643.508057][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5643.508057][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5643.508057][T19513]      ip6_route_add+0x1c/0x140
[ 5643.508057][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5643.508057][T19513]      addrconf_add_dev+0xe2/0x170
[ 5643.508057][T19513]      inet6_addr_add+0x12f/0xa40
[ 5643.508057][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5643.508057][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5643.508057][T19513]      netlink_rcv_skb+0x130/0x360
[ 5643.508057][T19513]      netlink_unicast+0x449/0x710
[ 5643.508057][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5643.508057][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5643.508057][T19513]      ___sys_sendmsg+0xee/0x170
[ 5643.508057][T19513]      __sys_sendmsg+0xcd/0x170
[ 5643.508057][T19513]      do_syscall_64+0xc6/0x1e0
[ 5643.508057][T19513] 
[ 5643.510235][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5643.510235][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5643.510235][T19513]      ipv6_find_idev+0x102/0x170
[ 5643.510235][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5643.510235][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5643.510235][T19513]      netlink_rcv_skb+0x130/0x360
[ 5643.510235][T19513]      netlink_unicast+0x449/0x710
[ 5643.510235][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5643.510235][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5643.510235][T19513]      ___sys_sendmsg+0xee/0x170
[ 5643.510235][T19513]      __sys_sendmsg+0xcd/0x170
[ 5643.510235][T19513]      do_syscall_64+0xc6/0x1e0
[ 5643.510235][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5643.510235][T19513] 
[ 5643.511951][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5643.511951][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5643.511951][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5643.511951][T19513]      ipv6_find_idev+0x102/0x170
[ 5643.511951][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5643.511951][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5643.511951][T19513]      netlink_rcv_skb+0x130/0x360
[ 5643.511951][T19513]      netlink_unicast+0x449/0x710
[ 5643.511951][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5643.511951][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5643.511951][T19513]      ___sys_sendmsg+0xee/0x170
[ 5643.511951][T19513]      __sys_sendmsg+0xcd/0x170
[ 5643.511951][T19513]      do_syscall_64+0xc6/0x1e0
[ 5643.511951][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5643.511951][T19513] 
[ 5653.735173][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5653.735658][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5653.735658][T19513]      netdev_get_by_index+0x5e/0x80
[ 5653.735658][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5653.735658][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5653.735658][T19513]      ip6_route_add+0x1c/0x140
[ 5653.735658][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5653.735658][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5653.735658][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5653.735658][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5653.735658][T19513]      netlink_rcv_skb+0x130/0x360
[ 5653.735658][T19513]      netlink_unicast+0x449/0x710
[ 5653.735658][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5653.735658][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5653.735658][T19513]      ___sys_sendmsg+0xee/0x170
[ 5653.735658][T19513]      __sys_sendmsg+0xcd/0x170
[ 5653.735658][T19513]      do_syscall_64+0xc6/0x1e0
[ 5653.735658][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5653.735658][T19513] 
[ 5653.737940][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5653.737940][T19513]      netdev_get_by_index+0x5e/0x80
[ 5653.737940][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5653.737940][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5653.737940][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5653.737940][T19513]      ipv6_add_addr+0x411/0x2000
[ 5653.737940][T19513]      inet6_addr_add+0x30e/0xa40
[ 5653.737940][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5653.737940][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5653.737940][T19513]      netlink_rcv_skb+0x130/0x360
[ 5653.737940][T19513]      netlink_unicast+0x449/0x710
[ 5653.737940][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5653.737940][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5653.737940][T19513]      ___sys_sendmsg+0xee/0x170
[ 5653.737940][T19513]      __sys_sendmsg+0xcd/0x170
[ 5653.737940][T19513]      do_syscall_64+0xc6/0x1e0
[ 5653.737940][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5653.737940][T19513] 
[ 5653.740179][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5653.740179][T19513]      netdev_get_by_index+0x5e/0x80
[ 5653.740179][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5653.740179][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5653.740179][T19513]      ip6_route_add+0x1c/0x140
[ 5653.740179][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5653.740179][T19513]      addrconf_add_dev+0xe2/0x170
[ 5653.740179][T19513]      inet6_addr_add+0x12f/0xa40
[ 5653.740179][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5653.740179][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5653.740179][T19513]      netlink_rcv_skb+0x130/0x360
[ 5653.740179][T19513]      netlink_unicast+0x449/0x710
[ 5653.740179][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5653.740179][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5653.740179][T19513]      ___sys_sendmsg+0xee/0x170
[ 5653.740179][T19513]      __sys_sendmsg+0xcd/0x170
[ 5653.740179][T19513]      do_syscall_64+0xc6/0x1e0
[ 5653.740179][T19513] 
[ 5653.742401][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5653.742401][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5653.742401][T19513]      ipv6_find_idev+0x102/0x170
[ 5653.742401][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5653.742401][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5653.742401][T19513]      netlink_rcv_skb+0x130/0x360
[ 5653.742401][T19513]      netlink_unicast+0x449/0x710
[ 5653.742401][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5653.742401][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5653.742401][T19513]      ___sys_sendmsg+0xee/0x170
[ 5653.742401][T19513]      __sys_sendmsg+0xcd/0x170
[ 5653.742401][T19513]      do_syscall_64+0xc6/0x1e0
[ 5653.742401][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5653.742401][T19513] 
[ 5653.744113][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5653.744113][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5653.744113][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5653.744113][T19513]      ipv6_find_idev+0x102/0x170
[ 5653.744113][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5653.744113][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5653.744113][T19513]      netlink_rcv_skb+0x130/0x360
[ 5653.744113][T19513]      netlink_unicast+0x449/0x710
[ 5653.744113][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5653.744113][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5653.744113][T19513]      ___sys_sendmsg+0xee/0x170
[ 5653.744113][T19513]      __sys_sendmsg+0xcd/0x170
[ 5653.744113][T19513]      do_syscall_64+0xc6/0x1e0
[ 5653.744113][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5653.744113][T19513] 
[ 5663.983122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5663.983638][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5663.983638][T19513]      netdev_get_by_index+0x5e/0x80
[ 5663.983638][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5663.983638][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5663.983638][T19513]      ip6_route_add+0x1c/0x140
[ 5663.983638][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5663.983638][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5663.983638][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5663.983638][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5663.983638][T19513]      netlink_rcv_skb+0x130/0x360
[ 5663.983638][T19513]      netlink_unicast+0x449/0x710
[ 5663.983638][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5663.983638][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5663.983638][T19513]      ___sys_sendmsg+0xee/0x170
[ 5663.983638][T19513]      __sys_sendmsg+0xcd/0x170
[ 5663.983638][T19513]      do_syscall_64+0xc6/0x1e0
[ 5663.983638][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5663.983638][T19513] 
[ 5663.985905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5663.985905][T19513]      netdev_get_by_index+0x5e/0x80
[ 5663.985905][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5663.985905][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5663.985905][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5663.985905][T19513]      ipv6_add_addr+0x411/0x2000
[ 5663.985905][T19513]      inet6_addr_add+0x30e/0xa40
[ 5663.985905][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5663.985905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5663.985905][T19513]      netlink_rcv_skb+0x130/0x360
[ 5663.985905][T19513]      netlink_unicast+0x449/0x710
[ 5663.985905][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5663.985905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5663.985905][T19513]      ___sys_sendmsg+0xee/0x170
[ 5663.985905][T19513]      __sys_sendmsg+0xcd/0x170
[ 5663.985905][T19513]      do_syscall_64+0xc6/0x1e0
[ 5663.985905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5663.985905][T19513] 
[ 5663.988139][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5663.988139][T19513]      netdev_get_by_index+0x5e/0x80
[ 5663.988139][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5663.988139][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5663.988139][T19513]      ip6_route_add+0x1c/0x140
[ 5663.988139][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5663.988139][T19513]      addrconf_add_dev+0xe2/0x170
[ 5663.988139][T19513]      inet6_addr_add+0x12f/0xa40
[ 5663.988139][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5663.988139][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5663.988139][T19513]      netlink_rcv_skb+0x130/0x360
[ 5663.988139][T19513]      netlink_unicast+0x449/0x710
[ 5663.988139][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5663.988139][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5663.988139][T19513]      ___sys_sendmsg+0xee/0x170
[ 5663.988139][T19513]      __sys_sendmsg+0xcd/0x170
[ 5663.988139][T19513]      do_syscall_64+0xc6/0x1e0
[ 5663.988139][T19513] 
[ 5663.990342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5663.990342][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5663.990342][T19513]      ipv6_find_idev+0x102/0x170
[ 5663.990342][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5663.990342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5663.990342][T19513]      netlink_rcv_skb+0x130/0x360
[ 5663.990342][T19513]      netlink_unicast+0x449/0x710
[ 5663.990342][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5663.990342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5663.990342][T19513]      ___sys_sendmsg+0xee/0x170
[ 5663.990342][T19513]      __sys_sendmsg+0xcd/0x170
[ 5663.990342][T19513]      do_syscall_64+0xc6/0x1e0
[ 5663.990342][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5663.990342][T19513] 
[ 5663.992073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5663.992073][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5663.992073][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5663.992073][T19513]      ipv6_find_idev+0x102/0x170
[ 5663.992073][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5663.992073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5663.992073][T19513]      netlink_rcv_skb+0x130/0x360
[ 5663.992073][T19513]      netlink_unicast+0x449/0x710
[ 5663.992073][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5663.992073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5663.992073][T19513]      ___sys_sendmsg+0xee/0x170
[ 5663.992073][T19513]      __sys_sendmsg+0xcd/0x170
[ 5663.992073][T19513]      do_syscall_64+0xc6/0x1e0
[ 5663.992073][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5663.992073][T19513] 
[ 5674.231125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5674.231615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5674.231615][T19513]      netdev_get_by_index+0x5e/0x80
[ 5674.231615][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5674.231615][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5674.231615][T19513]      ip6_route_add+0x1c/0x140
[ 5674.231615][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5674.231615][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5674.231615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5674.231615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5674.231615][T19513]      netlink_rcv_skb+0x130/0x360
[ 5674.231615][T19513]      netlink_unicast+0x449/0x710
[ 5674.231615][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5674.231615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5674.231615][T19513]      ___sys_sendmsg+0xee/0x170
[ 5674.231615][T19513]      __sys_sendmsg+0xcd/0x170
[ 5674.231615][T19513]      do_syscall_64+0xc6/0x1e0
[ 5674.231615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5674.231615][T19513] 
[ 5674.233911][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5674.233911][T19513]      netdev_get_by_index+0x5e/0x80
[ 5674.233911][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5674.233911][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5674.233911][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5674.233911][T19513]      ipv6_add_addr+0x411/0x2000
[ 5674.233911][T19513]      inet6_addr_add+0x30e/0xa40
[ 5674.233911][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5674.233911][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5674.233911][T19513]      netlink_rcv_skb+0x130/0x360
[ 5674.233911][T19513]      netlink_unicast+0x449/0x710
[ 5674.233911][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5674.233911][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5674.233911][T19513]      ___sys_sendmsg+0xee/0x170
[ 5674.233911][T19513]      __sys_sendmsg+0xcd/0x170
[ 5674.233911][T19513]      do_syscall_64+0xc6/0x1e0
[ 5674.233911][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5674.233911][T19513] 
[ 5674.236159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5674.236159][T19513]      netdev_get_by_index+0x5e/0x80
[ 5674.236159][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5674.236159][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5674.236159][T19513]      ip6_route_add+0x1c/0x140
[ 5674.236159][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5674.236159][T19513]      addrconf_add_dev+0xe2/0x170
[ 5674.236159][T19513]      inet6_addr_add+0x12f/0xa40
[ 5674.236159][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5674.236159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5674.236159][T19513]      netlink_rcv_skb+0x130/0x360
[ 5674.236159][T19513]      netlink_unicast+0x449/0x710
[ 5674.236159][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5674.236159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5674.236159][T19513]      ___sys_sendmsg+0xee/0x170
[ 5674.236159][T19513]      __sys_sendmsg+0xcd/0x170
[ 5674.236159][T19513]      do_syscall_64+0xc6/0x1e0
[ 5674.236159][T19513] 
[ 5674.238358][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5674.238358][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5674.238358][T19513]      ipv6_find_idev+0x102/0x170
[ 5674.238358][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5674.238358][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5674.238358][T19513]      netlink_rcv_skb+0x130/0x360
[ 5674.238358][T19513]      netlink_unicast+0x449/0x710
[ 5674.238358][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5674.238358][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5674.238358][T19513]      ___sys_sendmsg+0xee/0x170
[ 5674.238358][T19513]      __sys_sendmsg+0xcd/0x170
[ 5674.238358][T19513]      do_syscall_64+0xc6/0x1e0
[ 5674.238358][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5674.238358][T19513] 
[ 5674.240078][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5674.240078][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5674.240078][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5674.240078][T19513]      ipv6_find_idev+0x102/0x170
[ 5674.240078][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5674.240078][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5674.240078][T19513]      netlink_rcv_skb+0x130/0x360
[ 5674.240078][T19513]      netlink_unicast+0x449/0x710
[ 5674.240078][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5674.240078][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5674.240078][T19513]      ___sys_sendmsg+0xee/0x170
[ 5674.240078][T19513]      __sys_sendmsg+0xcd/0x170
[ 5674.240078][T19513]      do_syscall_64+0xc6/0x1e0
[ 5674.240078][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5674.240078][T19513] 
[ 5684.479122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5684.479582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5684.479582][T19513]      netdev_get_by_index+0x5e/0x80
[ 5684.479582][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5684.479582][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5684.479582][T19513]      ip6_route_add+0x1c/0x140
[ 5684.479582][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5684.479582][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5684.479582][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5684.479582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5684.479582][T19513]      netlink_rcv_skb+0x130/0x360
[ 5684.479582][T19513]      netlink_unicast+0x449/0x710
[ 5684.479582][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5684.479582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5684.479582][T19513]      ___sys_sendmsg+0xee/0x170
[ 5684.479582][T19513]      __sys_sendmsg+0xcd/0x170
[ 5684.479582][T19513]      do_syscall_64+0xc6/0x1e0
[ 5684.479582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5684.479582][T19513] 
[ 5684.481941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5684.481941][T19513]      netdev_get_by_index+0x5e/0x80
[ 5684.481941][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5684.481941][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5684.481941][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5684.481941][T19513]      ipv6_add_addr+0x411/0x2000
[ 5684.481941][T19513]      inet6_addr_add+0x30e/0xa40
[ 5684.481941][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5684.481941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5684.481941][T19513]      netlink_rcv_skb+0x130/0x360
[ 5684.481941][T19513]      netlink_unicast+0x449/0x710
[ 5684.481941][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5684.481941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5684.481941][T19513]      ___sys_sendmsg+0xee/0x170
[ 5684.481941][T19513]      __sys_sendmsg+0xcd/0x170
[ 5684.481941][T19513]      do_syscall_64+0xc6/0x1e0
[ 5684.481941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5684.481941][T19513] 
[ 5684.484155][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5684.484155][T19513]      netdev_get_by_index+0x5e/0x80
[ 5684.484155][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5684.484155][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5684.484155][T19513]      ip6_route_add+0x1c/0x140
[ 5684.484155][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5684.484155][T19513]      addrconf_add_dev+0xe2/0x170
[ 5684.484155][T19513]      inet6_addr_add+0x12f/0xa40
[ 5684.484155][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5684.484155][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5684.484155][T19513]      netlink_rcv_skb+0x130/0x360
[ 5684.484155][T19513]      netlink_unicast+0x449/0x710
[ 5684.484155][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5684.484155][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5684.484155][T19513]      ___sys_sendmsg+0xee/0x170
[ 5684.484155][T19513]      __sys_sendmsg+0xcd/0x170
[ 5684.484155][T19513]      do_syscall_64+0xc6/0x1e0
[ 5684.484155][T19513] 
[ 5684.486336][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5684.486336][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5684.486336][T19513]      ipv6_find_idev+0x102/0x170
[ 5684.486336][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5684.486336][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5684.486336][T19513]      netlink_rcv_skb+0x130/0x360
[ 5684.486336][T19513]      netlink_unicast+0x449/0x710
[ 5684.486336][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5684.486336][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5684.486336][T19513]      ___sys_sendmsg+0xee/0x170
[ 5684.486336][T19513]      __sys_sendmsg+0xcd/0x170
[ 5684.486336][T19513]      do_syscall_64+0xc6/0x1e0
[ 5684.486336][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5684.486336][T19513] 
[ 5684.488033][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5684.488033][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5684.488033][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5684.488033][T19513]      ipv6_find_idev+0x102/0x170
[ 5684.488033][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5684.488033][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5684.488033][T19513]      netlink_rcv_skb+0x130/0x360
[ 5684.488033][T19513]      netlink_unicast+0x449/0x710
[ 5684.488033][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5684.488033][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5684.488033][T19513]      ___sys_sendmsg+0xee/0x170
[ 5684.488033][T19513]      __sys_sendmsg+0xcd/0x170
[ 5684.488033][T19513]      do_syscall_64+0xc6/0x1e0
[ 5684.488033][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5684.488033][T19513] 
[ 5694.727137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5694.727606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5694.727606][T19513]      netdev_get_by_index+0x5e/0x80
[ 5694.727606][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5694.727606][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5694.727606][T19513]      ip6_route_add+0x1c/0x140
[ 5694.727606][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5694.727606][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5694.727606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5694.727606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5694.727606][T19513]      netlink_rcv_skb+0x130/0x360
[ 5694.727606][T19513]      netlink_unicast+0x449/0x710
[ 5694.727606][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5694.727606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5694.727606][T19513]      ___sys_sendmsg+0xee/0x170
[ 5694.727606][T19513]      __sys_sendmsg+0xcd/0x170
[ 5694.727606][T19513]      do_syscall_64+0xc6/0x1e0
[ 5694.727606][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5694.727606][T19513] 
[ 5694.729878][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5694.729878][T19513]      netdev_get_by_index+0x5e/0x80
[ 5694.729878][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5694.729878][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5694.729878][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5694.729878][T19513]      ipv6_add_addr+0x411/0x2000
[ 5694.729878][T19513]      inet6_addr_add+0x30e/0xa40
[ 5694.729878][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5694.729878][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5694.729878][T19513]      netlink_rcv_skb+0x130/0x360
[ 5694.729878][T19513]      netlink_unicast+0x449/0x710
[ 5694.729878][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5694.729878][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5694.729878][T19513]      ___sys_sendmsg+0xee/0x170
[ 5694.729878][T19513]      __sys_sendmsg+0xcd/0x170
[ 5694.729878][T19513]      do_syscall_64+0xc6/0x1e0
[ 5694.729878][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5694.729878][T19513] 
[ 5694.732124][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5694.732124][T19513]      netdev_get_by_index+0x5e/0x80
[ 5694.732124][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5694.732124][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5694.732124][T19513]      ip6_route_add+0x1c/0x140
[ 5694.732124][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5694.732124][T19513]      addrconf_add_dev+0xe2/0x170
[ 5694.732124][T19513]      inet6_addr_add+0x12f/0xa40
[ 5694.732124][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5694.732124][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5694.732124][T19513]      netlink_rcv_skb+0x130/0x360
[ 5694.732124][T19513]      netlink_unicast+0x449/0x710
[ 5694.732124][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5694.732124][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5694.732124][T19513]      ___sys_sendmsg+0xee/0x170
[ 5694.732124][T19513]      __sys_sendmsg+0xcd/0x170
[ 5694.732124][T19513]      do_syscall_64+0xc6/0x1e0
[ 5694.732124][T19513] 
[ 5694.734332][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5694.734332][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5694.734332][T19513]      ipv6_find_idev+0x102/0x170
[ 5694.734332][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5694.734332][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5694.734332][T19513]      netlink_rcv_skb+0x130/0x360
[ 5694.734332][T19513]      netlink_unicast+0x449/0x710
[ 5694.734332][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5694.734332][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5694.734332][T19513]      ___sys_sendmsg+0xee/0x170
[ 5694.734332][T19513]      __sys_sendmsg+0xcd/0x170
[ 5694.734332][T19513]      do_syscall_64+0xc6/0x1e0
[ 5694.734332][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5694.734332][T19513] 
[ 5694.736048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5694.736048][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5694.736048][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5694.736048][T19513]      ipv6_find_idev+0x102/0x170
[ 5694.736048][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5694.736048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5694.736048][T19513]      netlink_rcv_skb+0x130/0x360
[ 5694.736048][T19513]      netlink_unicast+0x449/0x710
[ 5694.736048][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5694.736048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5694.736048][T19513]      ___sys_sendmsg+0xee/0x170
[ 5694.736048][T19513]      __sys_sendmsg+0xcd/0x170
[ 5694.736048][T19513]      do_syscall_64+0xc6/0x1e0
[ 5694.736048][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5694.736048][T19513] 
[ 5704.823201][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5704.823693][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5704.823693][T19513]      netdev_get_by_index+0x5e/0x80
[ 5704.823693][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5704.823693][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5704.823693][T19513]      ip6_route_add+0x1c/0x140
[ 5704.823693][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5704.823693][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5704.823693][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5704.823693][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5704.823693][T19513]      netlink_rcv_skb+0x130/0x360
[ 5704.823693][T19513]      netlink_unicast+0x449/0x710
[ 5704.823693][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5704.823693][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5704.823693][T19513]      ___sys_sendmsg+0xee/0x170
[ 5704.823693][T19513]      __sys_sendmsg+0xcd/0x170
[ 5704.823693][T19513]      do_syscall_64+0xc6/0x1e0
[ 5704.823693][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5704.823693][T19513] 
[ 5704.825944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5704.825944][T19513]      netdev_get_by_index+0x5e/0x80
[ 5704.825944][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5704.825944][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5704.825944][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5704.825944][T19513]      ipv6_add_addr+0x411/0x2000
[ 5704.825944][T19513]      inet6_addr_add+0x30e/0xa40
[ 5704.825944][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5704.825944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5704.825944][T19513]      netlink_rcv_skb+0x130/0x360
[ 5704.825944][T19513]      netlink_unicast+0x449/0x710
[ 5704.825944][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5704.825944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5704.825944][T19513]      ___sys_sendmsg+0xee/0x170
[ 5704.825944][T19513]      __sys_sendmsg+0xcd/0x170
[ 5704.825944][T19513]      do_syscall_64+0xc6/0x1e0
[ 5704.825944][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5704.825944][T19513] 
[ 5704.828165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5704.828165][T19513]      netdev_get_by_index+0x5e/0x80
[ 5704.828165][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5704.828165][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5704.828165][T19513]      ip6_route_add+0x1c/0x140
[ 5704.828165][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5704.828165][T19513]      addrconf_add_dev+0xe2/0x170
[ 5704.828165][T19513]      inet6_addr_add+0x12f/0xa40
[ 5704.828165][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5704.828165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5704.828165][T19513]      netlink_rcv_skb+0x130/0x360
[ 5704.828165][T19513]      netlink_unicast+0x449/0x710
[ 5704.828165][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5704.828165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5704.828165][T19513]      ___sys_sendmsg+0xee/0x170
[ 5704.828165][T19513]      __sys_sendmsg+0xcd/0x170
[ 5704.828165][T19513]      do_syscall_64+0xc6/0x1e0
[ 5704.828165][T19513] 
[ 5704.830353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5704.830353][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5704.830353][T19513]      ipv6_find_idev+0x102/0x170
[ 5704.830353][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5704.830353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5704.830353][T19513]      netlink_rcv_skb+0x130/0x360
[ 5704.830353][T19513]      netlink_unicast+0x449/0x710
[ 5704.830353][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5704.830353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5704.830353][T19513]      ___sys_sendmsg+0xee/0x170
[ 5704.830353][T19513]      __sys_sendmsg+0xcd/0x170
[ 5704.830353][T19513]      do_syscall_64+0xc6/0x1e0
[ 5704.830353][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5704.830353][T19513] 
[ 5704.832064][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5704.832064][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5704.832064][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5704.832064][T19513]      ipv6_find_idev+0x102/0x170
[ 5704.832064][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5704.832064][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5704.832064][T19513]      netlink_rcv_skb+0x130/0x360
[ 5704.832064][T19513]      netlink_unicast+0x449/0x710
[ 5704.832064][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5704.832064][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5704.832064][T19513]      ___sys_sendmsg+0xee/0x170
[ 5704.832064][T19513]      __sys_sendmsg+0xcd/0x170
[ 5704.832064][T19513]      do_syscall_64+0xc6/0x1e0
[ 5704.832064][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5704.832064][T19513] 
[ 5715.079124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5715.079597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5715.079597][T19513]      netdev_get_by_index+0x5e/0x80
[ 5715.079597][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5715.079597][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5715.079597][T19513]      ip6_route_add+0x1c/0x140
[ 5715.079597][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5715.079597][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5715.079597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5715.079597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5715.079597][T19513]      netlink_rcv_skb+0x130/0x360
[ 5715.079597][T19513]      netlink_unicast+0x449/0x710
[ 5715.079597][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5715.079597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5715.079597][T19513]      ___sys_sendmsg+0xee/0x170
[ 5715.079597][T19513]      __sys_sendmsg+0xcd/0x170
[ 5715.079597][T19513]      do_syscall_64+0xc6/0x1e0
[ 5715.079597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5715.079597][T19513] 
[ 5715.081932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5715.081932][T19513]      netdev_get_by_index+0x5e/0x80
[ 5715.081932][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5715.081932][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5715.081932][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5715.081932][T19513]      ipv6_add_addr+0x411/0x2000
[ 5715.081932][T19513]      inet6_addr_add+0x30e/0xa40
[ 5715.081932][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5715.081932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5715.081932][T19513]      netlink_rcv_skb+0x130/0x360
[ 5715.081932][T19513]      netlink_unicast+0x449/0x710
[ 5715.081932][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5715.081932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5715.081932][T19513]      ___sys_sendmsg+0xee/0x170
[ 5715.081932][T19513]      __sys_sendmsg+0xcd/0x170
[ 5715.081932][T19513]      do_syscall_64+0xc6/0x1e0
[ 5715.081932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5715.081932][T19513] 
[ 5715.084155][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5715.084155][T19513]      netdev_get_by_index+0x5e/0x80
[ 5715.084155][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5715.084155][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5715.084155][T19513]      ip6_route_add+0x1c/0x140
[ 5715.084155][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5715.084155][T19513]      addrconf_add_dev+0xe2/0x170
[ 5715.084155][T19513]      inet6_addr_add+0x12f/0xa40
[ 5715.084155][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5715.084155][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5715.084155][T19513]      netlink_rcv_skb+0x130/0x360
[ 5715.084155][T19513]      netlink_unicast+0x449/0x710
[ 5715.084155][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5715.084155][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5715.084155][T19513]      ___sys_sendmsg+0xee/0x170
[ 5715.084155][T19513]      __sys_sendmsg+0xcd/0x170
[ 5715.084155][T19513]      do_syscall_64+0xc6/0x1e0
[ 5715.084155][T19513] 
[ 5715.086339][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5715.086339][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5715.086339][T19513]      ipv6_find_idev+0x102/0x170
[ 5715.086339][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5715.086339][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5715.086339][T19513]      netlink_rcv_skb+0x130/0x360
[ 5715.086339][T19513]      netlink_unicast+0x449/0x710
[ 5715.086339][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5715.086339][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5715.086339][T19513]      ___sys_sendmsg+0xee/0x170
[ 5715.086339][T19513]      __sys_sendmsg+0xcd/0x170
[ 5715.086339][T19513]      do_syscall_64+0xc6/0x1e0
[ 5715.086339][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5715.086339][T19513] 
[ 5715.088038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5715.088038][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5715.088038][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5715.088038][T19513]      ipv6_find_idev+0x102/0x170
[ 5715.088038][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5715.088038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5715.088038][T19513]      netlink_rcv_skb+0x130/0x360
[ 5715.088038][T19513]      netlink_unicast+0x449/0x710
[ 5715.088038][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5715.088038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5715.088038][T19513]      ___sys_sendmsg+0xee/0x170
[ 5715.088038][T19513]      __sys_sendmsg+0xcd/0x170
[ 5715.088038][T19513]      do_syscall_64+0xc6/0x1e0
[ 5715.088038][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5715.088038][T19513] 
[ 5725.335125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5725.335598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5725.335598][T19513]      netdev_get_by_index+0x5e/0x80
[ 5725.335598][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5725.335598][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5725.335598][T19513]      ip6_route_add+0x1c/0x140
[ 5725.335598][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5725.335598][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5725.335598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5725.335598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5725.335598][T19513]      netlink_rcv_skb+0x130/0x360
[ 5725.335598][T19513]      netlink_unicast+0x449/0x710
[ 5725.335598][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5725.335598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5725.335598][T19513]      ___sys_sendmsg+0xee/0x170
[ 5725.335598][T19513]      __sys_sendmsg+0xcd/0x170
[ 5725.335598][T19513]      do_syscall_64+0xc6/0x1e0
[ 5725.335598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5725.335598][T19513] 
[ 5725.337834][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5725.337834][T19513]      netdev_get_by_index+0x5e/0x80
[ 5725.337834][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5725.337834][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5725.337834][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5725.337834][T19513]      ipv6_add_addr+0x411/0x2000
[ 5725.337834][T19513]      inet6_addr_add+0x30e/0xa40
[ 5725.337834][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5725.337834][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5725.337834][T19513]      netlink_rcv_skb+0x130/0x360
[ 5725.337834][T19513]      netlink_unicast+0x449/0x710
[ 5725.337834][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5725.337834][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5725.337834][T19513]      ___sys_sendmsg+0xee/0x170
[ 5725.337834][T19513]      __sys_sendmsg+0xcd/0x170
[ 5725.337834][T19513]      do_syscall_64+0xc6/0x1e0
[ 5725.337834][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5725.337834][T19513] 
[ 5725.340069][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5725.340069][T19513]      netdev_get_by_index+0x5e/0x80
[ 5725.340069][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5725.340069][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5725.340069][T19513]      ip6_route_add+0x1c/0x140
[ 5725.340069][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5725.340069][T19513]      addrconf_add_dev+0xe2/0x170
[ 5725.340069][T19513]      inet6_addr_add+0x12f/0xa40
[ 5725.340069][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5725.340069][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5725.340069][T19513]      netlink_rcv_skb+0x130/0x360
[ 5725.340069][T19513]      netlink_unicast+0x449/0x710
[ 5725.340069][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5725.340069][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5725.340069][T19513]      ___sys_sendmsg+0xee/0x170
[ 5725.340069][T19513]      __sys_sendmsg+0xcd/0x170
[ 5725.340069][T19513]      do_syscall_64+0xc6/0x1e0
[ 5725.340069][T19513] 
[ 5725.342315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5725.342315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5725.342315][T19513]      ipv6_find_idev+0x102/0x170
[ 5725.342315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5725.342315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5725.342315][T19513]      netlink_rcv_skb+0x130/0x360
[ 5725.342315][T19513]      netlink_unicast+0x449/0x710
[ 5725.342315][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5725.342315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5725.342315][T19513]      ___sys_sendmsg+0xee/0x170
[ 5725.342315][T19513]      __sys_sendmsg+0xcd/0x170
[ 5725.342315][T19513]      do_syscall_64+0xc6/0x1e0
[ 5725.342315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5725.342315][T19513] 
[ 5725.344018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5725.344018][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5725.344018][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5725.344018][T19513]      ipv6_find_idev+0x102/0x170
[ 5725.344018][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5725.344018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5725.344018][T19513]      netlink_rcv_skb+0x130/0x360
[ 5725.344018][T19513]      netlink_unicast+0x449/0x710
[ 5725.344018][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5725.344018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5725.344018][T19513]      ___sys_sendmsg+0xee/0x170
[ 5725.344018][T19513]      __sys_sendmsg+0xcd/0x170
[ 5725.344018][T19513]      do_syscall_64+0xc6/0x1e0
[ 5725.344018][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5725.344018][T19513] 
[ 5735.591145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5735.591626][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5735.591626][T19513]      netdev_get_by_index+0x5e/0x80
[ 5735.591626][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5735.591626][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5735.591626][T19513]      ip6_route_add+0x1c/0x140
[ 5735.591626][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5735.591626][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5735.591626][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5735.591626][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5735.591626][T19513]      netlink_rcv_skb+0x130/0x360
[ 5735.591626][T19513]      netlink_unicast+0x449/0x710
[ 5735.591626][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5735.591626][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5735.591626][T19513]      ___sys_sendmsg+0xee/0x170
[ 5735.591626][T19513]      __sys_sendmsg+0xcd/0x170
[ 5735.591626][T19513]      do_syscall_64+0xc6/0x1e0
[ 5735.591626][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5735.591626][T19513] 
[ 5735.593916][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5735.593916][T19513]      netdev_get_by_index+0x5e/0x80
[ 5735.593916][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5735.593916][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5735.593916][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5735.593916][T19513]      ipv6_add_addr+0x411/0x2000
[ 5735.593916][T19513]      inet6_addr_add+0x30e/0xa40
[ 5735.593916][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5735.593916][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5735.593916][T19513]      netlink_rcv_skb+0x130/0x360
[ 5735.593916][T19513]      netlink_unicast+0x449/0x710
[ 5735.593916][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5735.593916][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5735.593916][T19513]      ___sys_sendmsg+0xee/0x170
[ 5735.593916][T19513]      __sys_sendmsg+0xcd/0x170
[ 5735.593916][T19513]      do_syscall_64+0xc6/0x1e0
[ 5735.593916][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5735.593916][T19513] 
[ 5735.596137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5735.596137][T19513]      netdev_get_by_index+0x5e/0x80
[ 5735.596137][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5735.596137][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5735.596137][T19513]      ip6_route_add+0x1c/0x140
[ 5735.596137][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5735.596137][T19513]      addrconf_add_dev+0xe2/0x170
[ 5735.596137][T19513]      inet6_addr_add+0x12f/0xa40
[ 5735.596137][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5735.596137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5735.596137][T19513]      netlink_rcv_skb+0x130/0x360
[ 5735.596137][T19513]      netlink_unicast+0x449/0x710
[ 5735.596137][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5735.596137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5735.596137][T19513]      ___sys_sendmsg+0xee/0x170
[ 5735.596137][T19513]      __sys_sendmsg+0xcd/0x170
[ 5735.596137][T19513]      do_syscall_64+0xc6/0x1e0
[ 5735.596137][T19513] 
[ 5735.598338][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5735.598338][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5735.598338][T19513]      ipv6_find_idev+0x102/0x170
[ 5735.598338][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5735.598338][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5735.598338][T19513]      netlink_rcv_skb+0x130/0x360
[ 5735.598338][T19513]      netlink_unicast+0x449/0x710
[ 5735.598338][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5735.598338][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5735.598338][T19513]      ___sys_sendmsg+0xee/0x170
[ 5735.598338][T19513]      __sys_sendmsg+0xcd/0x170
[ 5735.598338][T19513]      do_syscall_64+0xc6/0x1e0
[ 5735.598338][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5735.598338][T19513] 
[ 5735.600072][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5735.600072][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5735.600072][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5735.600072][T19513]      ipv6_find_idev+0x102/0x170
[ 5735.600072][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5735.600072][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5735.600072][T19513]      netlink_rcv_skb+0x130/0x360
[ 5735.600072][T19513]      netlink_unicast+0x449/0x710
[ 5735.600072][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5735.600072][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5735.600072][T19513]      ___sys_sendmsg+0xee/0x170
[ 5735.600072][T19513]      __sys_sendmsg+0xcd/0x170
[ 5735.600072][T19513]      do_syscall_64+0xc6/0x1e0
[ 5735.600072][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5735.600072][T19513] 
[ 5745.847140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5745.847598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5745.847598][T19513]      netdev_get_by_index+0x5e/0x80
[ 5745.847598][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5745.847598][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5745.847598][T19513]      ip6_route_add+0x1c/0x140
[ 5745.847598][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5745.847598][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5745.847598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5745.847598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5745.847598][T19513]      netlink_rcv_skb+0x130/0x360
[ 5745.847598][T19513]      netlink_unicast+0x449/0x710
[ 5745.847598][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5745.847598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5745.847598][T19513]      ___sys_sendmsg+0xee/0x170
[ 5745.847598][T19513]      __sys_sendmsg+0xcd/0x170
[ 5745.847598][T19513]      do_syscall_64+0xc6/0x1e0
[ 5745.847598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5745.847598][T19513] 
[ 5745.849853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5745.849853][T19513]      netdev_get_by_index+0x5e/0x80
[ 5745.849853][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5745.849853][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5745.849853][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5745.849853][T19513]      ipv6_add_addr+0x411/0x2000
[ 5745.849853][T19513]      inet6_addr_add+0x30e/0xa40
[ 5745.849853][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5745.849853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5745.849853][T19513]      netlink_rcv_skb+0x130/0x360
[ 5745.849853][T19513]      netlink_unicast+0x449/0x710
[ 5745.849853][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5745.849853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5745.849853][T19513]      ___sys_sendmsg+0xee/0x170
[ 5745.849853][T19513]      __sys_sendmsg+0xcd/0x170
[ 5745.849853][T19513]      do_syscall_64+0xc6/0x1e0
[ 5745.849853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5745.849853][T19513] 
[ 5745.852067][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5745.852067][T19513]      netdev_get_by_index+0x5e/0x80
[ 5745.852067][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5745.852067][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5745.852067][T19513]      ip6_route_add+0x1c/0x140
[ 5745.852067][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5745.852067][T19513]      addrconf_add_dev+0xe2/0x170
[ 5745.852067][T19513]      inet6_addr_add+0x12f/0xa40
[ 5745.852067][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5745.852067][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5745.852067][T19513]      netlink_rcv_skb+0x130/0x360
[ 5745.852067][T19513]      netlink_unicast+0x449/0x710
[ 5745.852067][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5745.852067][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5745.852067][T19513]      ___sys_sendmsg+0xee/0x170
[ 5745.852067][T19513]      __sys_sendmsg+0xcd/0x170
[ 5745.852067][T19513]      do_syscall_64+0xc6/0x1e0
[ 5745.852067][T19513] 
[ 5745.854233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5745.854233][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5745.854233][T19513]      ipv6_find_idev+0x102/0x170
[ 5745.854233][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5745.854233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5745.854233][T19513]      netlink_rcv_skb+0x130/0x360
[ 5745.854233][T19513]      netlink_unicast+0x449/0x710
[ 5745.854233][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5745.854233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5745.854233][T19513]      ___sys_sendmsg+0xee/0x170
[ 5745.854233][T19513]      __sys_sendmsg+0xcd/0x170
[ 5745.854233][T19513]      do_syscall_64+0xc6/0x1e0
[ 5745.854233][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5745.854233][T19513] 
[ 5745.855926][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5745.855926][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5745.855926][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5745.855926][T19513]      ipv6_find_idev+0x102/0x170
[ 5745.855926][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5745.855926][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5745.855926][T19513]      netlink_rcv_skb+0x130/0x360
[ 5745.855926][T19513]      netlink_unicast+0x449/0x710
[ 5745.855926][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5745.855926][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5745.855926][T19513]      ___sys_sendmsg+0xee/0x170
[ 5745.855926][T19513]      __sys_sendmsg+0xcd/0x170
[ 5745.855926][T19513]      do_syscall_64+0xc6/0x1e0
[ 5745.855926][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5745.855926][T19513] 
[ 5756.103121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5756.103598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5756.103598][T19513]      netdev_get_by_index+0x5e/0x80
[ 5756.103598][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5756.103598][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5756.103598][T19513]      ip6_route_add+0x1c/0x140
[ 5756.103598][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5756.103598][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5756.103598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5756.103598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5756.103598][T19513]      netlink_rcv_skb+0x130/0x360
[ 5756.103598][T19513]      netlink_unicast+0x449/0x710
[ 5756.103598][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5756.103598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5756.103598][T19513]      ___sys_sendmsg+0xee/0x170
[ 5756.103598][T19513]      __sys_sendmsg+0xcd/0x170
[ 5756.103598][T19513]      do_syscall_64+0xc6/0x1e0
[ 5756.103598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5756.103598][T19513] 
[ 5756.105817][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5756.105817][T19513]      netdev_get_by_index+0x5e/0x80
[ 5756.105817][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5756.105817][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5756.105817][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5756.105817][T19513]      ipv6_add_addr+0x411/0x2000
[ 5756.105817][T19513]      inet6_addr_add+0x30e/0xa40
[ 5756.105817][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5756.105817][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5756.105817][T19513]      netlink_rcv_skb+0x130/0x360
[ 5756.105817][T19513]      netlink_unicast+0x449/0x710
[ 5756.105817][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5756.105817][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5756.105817][T19513]      ___sys_sendmsg+0xee/0x170
[ 5756.105817][T19513]      __sys_sendmsg+0xcd/0x170
[ 5756.105817][T19513]      do_syscall_64+0xc6/0x1e0
[ 5756.105817][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5756.105817][T19513] 
[ 5756.108038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5756.108038][T19513]      netdev_get_by_index+0x5e/0x80
[ 5756.108038][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5756.108038][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5756.108038][T19513]      ip6_route_add+0x1c/0x140
[ 5756.108038][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5756.108038][T19513]      addrconf_add_dev+0xe2/0x170
[ 5756.108038][T19513]      inet6_addr_add+0x12f/0xa40
[ 5756.108038][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5756.108038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5756.108038][T19513]      netlink_rcv_skb+0x130/0x360
[ 5756.108038][T19513]      netlink_unicast+0x449/0x710
[ 5756.108038][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5756.108038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5756.108038][T19513]      ___sys_sendmsg+0xee/0x170
[ 5756.108038][T19513]      __sys_sendmsg+0xcd/0x170
[ 5756.108038][T19513]      do_syscall_64+0xc6/0x1e0
[ 5756.108038][T19513] 
[ 5756.110324][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5756.110324][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5756.110324][T19513]      ipv6_find_idev+0x102/0x170
[ 5756.110324][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5756.110324][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5756.110324][T19513]      netlink_rcv_skb+0x130/0x360
[ 5756.110324][T19513]      netlink_unicast+0x449/0x710
[ 5756.110324][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5756.110324][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5756.110324][T19513]      ___sys_sendmsg+0xee/0x170
[ 5756.110324][T19513]      __sys_sendmsg+0xcd/0x170
[ 5756.110324][T19513]      do_syscall_64+0xc6/0x1e0
[ 5756.110324][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5756.110324][T19513] 
[ 5756.112015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5756.112015][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5756.112015][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5756.112015][T19513]      ipv6_find_idev+0x102/0x170
[ 5756.112015][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5756.112015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5756.112015][T19513]      netlink_rcv_skb+0x130/0x360
[ 5756.112015][T19513]      netlink_unicast+0x449/0x710
[ 5756.112015][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5756.112015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5756.112015][T19513]      ___sys_sendmsg+0xee/0x170
[ 5756.112015][T19513]      __sys_sendmsg+0xcd/0x170
[ 5756.112015][T19513]      do_syscall_64+0xc6/0x1e0
[ 5756.112015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5756.112015][T19513] 
[ 5766.359141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5766.359618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5766.359618][T19513]      netdev_get_by_index+0x5e/0x80
[ 5766.359618][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5766.359618][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5766.359618][T19513]      ip6_route_add+0x1c/0x140
[ 5766.359618][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5766.359618][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5766.359618][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5766.359618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5766.359618][T19513]      netlink_rcv_skb+0x130/0x360
[ 5766.359618][T19513]      netlink_unicast+0x449/0x710
[ 5766.359618][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5766.359618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5766.359618][T19513]      ___sys_sendmsg+0xee/0x170
[ 5766.359618][T19513]      __sys_sendmsg+0xcd/0x170
[ 5766.359618][T19513]      do_syscall_64+0xc6/0x1e0
[ 5766.359618][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5766.359618][T19513] 
[ 5766.361857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5766.361857][T19513]      netdev_get_by_index+0x5e/0x80
[ 5766.361857][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5766.361857][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5766.361857][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5766.361857][T19513]      ipv6_add_addr+0x411/0x2000
[ 5766.361857][T19513]      inet6_addr_add+0x30e/0xa40
[ 5766.361857][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5766.361857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5766.361857][T19513]      netlink_rcv_skb+0x130/0x360
[ 5766.361857][T19513]      netlink_unicast+0x449/0x710
[ 5766.361857][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5766.361857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5766.361857][T19513]      ___sys_sendmsg+0xee/0x170
[ 5766.361857][T19513]      __sys_sendmsg+0xcd/0x170
[ 5766.361857][T19513]      do_syscall_64+0xc6/0x1e0
[ 5766.361857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5766.361857][T19513] 
[ 5766.364078][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5766.364078][T19513]      netdev_get_by_index+0x5e/0x80
[ 5766.364078][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5766.364078][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5766.364078][T19513]      ip6_route_add+0x1c/0x140
[ 5766.364078][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5766.364078][T19513]      addrconf_add_dev+0xe2/0x170
[ 5766.364078][T19513]      inet6_addr_add+0x12f/0xa40
[ 5766.364078][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5766.364078][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5766.364078][T19513]      netlink_rcv_skb+0x130/0x360
[ 5766.364078][T19513]      netlink_unicast+0x449/0x710
[ 5766.364078][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5766.364078][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5766.364078][T19513]      ___sys_sendmsg+0xee/0x170
[ 5766.364078][T19513]      __sys_sendmsg+0xcd/0x170
[ 5766.364078][T19513]      do_syscall_64+0xc6/0x1e0
[ 5766.364078][T19513] 
[ 5766.366253][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5766.366253][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5766.366253][T19513]      ipv6_find_idev+0x102/0x170
[ 5766.366253][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5766.366253][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5766.366253][T19513]      netlink_rcv_skb+0x130/0x360
[ 5766.366253][T19513]      netlink_unicast+0x449/0x710
[ 5766.366253][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5766.366253][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5766.366253][T19513]      ___sys_sendmsg+0xee/0x170
[ 5766.366253][T19513]      __sys_sendmsg+0xcd/0x170
[ 5766.366253][T19513]      do_syscall_64+0xc6/0x1e0
[ 5766.366253][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5766.366253][T19513] 
[ 5766.367956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5766.367956][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5766.367956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5766.367956][T19513]      ipv6_find_idev+0x102/0x170
[ 5766.367956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5766.367956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5766.367956][T19513]      netlink_rcv_skb+0x130/0x360
[ 5766.367956][T19513]      netlink_unicast+0x449/0x710
[ 5766.367956][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5766.367956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5766.367956][T19513]      ___sys_sendmsg+0xee/0x170
[ 5766.367956][T19513]      __sys_sendmsg+0xcd/0x170
[ 5766.367956][T19513]      do_syscall_64+0xc6/0x1e0
[ 5766.367956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5766.367956][T19513] 
[ 5776.615144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5776.615606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5776.615606][T19513]      netdev_get_by_index+0x5e/0x80
[ 5776.615606][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5776.615606][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5776.615606][T19513]      ip6_route_add+0x1c/0x140
[ 5776.615606][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5776.615606][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5776.615606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5776.615606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5776.615606][T19513]      netlink_rcv_skb+0x130/0x360
[ 5776.615606][T19513]      netlink_unicast+0x449/0x710
[ 5776.615606][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5776.615606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5776.615606][T19513]      ___sys_sendmsg+0xee/0x170
[ 5776.615606][T19513]      __sys_sendmsg+0xcd/0x170
[ 5776.615606][T19513]      do_syscall_64+0xc6/0x1e0
[ 5776.615606][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5776.615606][T19513] 
[ 5776.617877][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5776.617877][T19513]      netdev_get_by_index+0x5e/0x80
[ 5776.617877][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5776.617877][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5776.617877][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5776.617877][T19513]      ipv6_add_addr+0x411/0x2000
[ 5776.617877][T19513]      inet6_addr_add+0x30e/0xa40
[ 5776.617877][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5776.617877][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5776.617877][T19513]      netlink_rcv_skb+0x130/0x360
[ 5776.617877][T19513]      netlink_unicast+0x449/0x710
[ 5776.617877][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5776.617877][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5776.617877][T19513]      ___sys_sendmsg+0xee/0x170
[ 5776.617877][T19513]      __sys_sendmsg+0xcd/0x170
[ 5776.617877][T19513]      do_syscall_64+0xc6/0x1e0
[ 5776.617877][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5776.617877][T19513] 
[ 5776.620133][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5776.620133][T19513]      netdev_get_by_index+0x5e/0x80
[ 5776.620133][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5776.620133][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5776.620133][T19513]      ip6_route_add+0x1c/0x140
[ 5776.620133][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5776.620133][T19513]      addrconf_add_dev+0xe2/0x170
[ 5776.620133][T19513]      inet6_addr_add+0x12f/0xa40
[ 5776.620133][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5776.620133][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5776.620133][T19513]      netlink_rcv_skb+0x130/0x360
[ 5776.620133][T19513]      netlink_unicast+0x449/0x710
[ 5776.620133][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5776.620133][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5776.620133][T19513]      ___sys_sendmsg+0xee/0x170
[ 5776.620133][T19513]      __sys_sendmsg+0xcd/0x170
[ 5776.620133][T19513]      do_syscall_64+0xc6/0x1e0
[ 5776.620133][T19513] 
[ 5776.622481][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5776.622481][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5776.622481][T19513]      ipv6_find_idev+0x102/0x170
[ 5776.622481][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5776.622481][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5776.622481][T19513]      netlink_rcv_skb+0x130/0x360
[ 5776.622481][T19513]      netlink_unicast+0x449/0x710
[ 5776.622481][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5776.622481][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5776.622481][T19513]      ___sys_sendmsg+0xee/0x170
[ 5776.622481][T19513]      __sys_sendmsg+0xcd/0x170
[ 5776.622481][T19513]      do_syscall_64+0xc6/0x1e0
[ 5776.622481][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5776.622481][T19513] 
[ 5776.624195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5776.624195][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5776.624195][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5776.624195][T19513]      ipv6_find_idev+0x102/0x170
[ 5776.624195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5776.624195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5776.624195][T19513]      netlink_rcv_skb+0x130/0x360
[ 5776.624195][T19513]      netlink_unicast+0x449/0x710
[ 5776.624195][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5776.624195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5776.624195][T19513]      ___sys_sendmsg+0xee/0x170
[ 5776.624195][T19513]      __sys_sendmsg+0xcd/0x170
[ 5776.624195][T19513]      do_syscall_64+0xc6/0x1e0
[ 5776.624195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5776.624195][T19513] 
[ 5786.879140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5786.879654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5786.879654][T19513]      netdev_get_by_index+0x5e/0x80
[ 5786.879654][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5786.879654][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5786.879654][T19513]      ip6_route_add+0x1c/0x140
[ 5786.879654][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5786.879654][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5786.879654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5786.879654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5786.879654][T19513]      netlink_rcv_skb+0x130/0x360
[ 5786.879654][T19513]      netlink_unicast+0x449/0x710
[ 5786.879654][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5786.879654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5786.879654][T19513]      ___sys_sendmsg+0xee/0x170
[ 5786.879654][T19513]      __sys_sendmsg+0xcd/0x170
[ 5786.879654][T19513]      do_syscall_64+0xc6/0x1e0
[ 5786.879654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5786.879654][T19513] 
[ 5786.881936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5786.881936][T19513]      netdev_get_by_index+0x5e/0x80
[ 5786.881936][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5786.881936][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5786.881936][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5786.881936][T19513]      ipv6_add_addr+0x411/0x2000
[ 5786.881936][T19513]      inet6_addr_add+0x30e/0xa40
[ 5786.881936][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5786.881936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5786.881936][T19513]      netlink_rcv_skb+0x130/0x360
[ 5786.881936][T19513]      netlink_unicast+0x449/0x710
[ 5786.881936][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5786.881936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5786.881936][T19513]      ___sys_sendmsg+0xee/0x170
[ 5786.881936][T19513]      __sys_sendmsg+0xcd/0x170
[ 5786.881936][T19513]      do_syscall_64+0xc6/0x1e0
[ 5786.881936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5786.881936][T19513] 
[ 5786.884137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5786.884137][T19513]      netdev_get_by_index+0x5e/0x80
[ 5786.884137][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5786.884137][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5786.884137][T19513]      ip6_route_add+0x1c/0x140
[ 5786.884137][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5786.884137][T19513]      addrconf_add_dev+0xe2/0x170
[ 5786.884137][T19513]      inet6_addr_add+0x12f/0xa40
[ 5786.884137][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5786.884137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5786.884137][T19513]      netlink_rcv_skb+0x130/0x360
[ 5786.884137][T19513]      netlink_unicast+0x449/0x710
[ 5786.884137][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5786.884137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5786.884137][T19513]      ___sys_sendmsg+0xee/0x170
[ 5786.884137][T19513]      __sys_sendmsg+0xcd/0x170
[ 5786.884137][T19513]      do_syscall_64+0xc6/0x1e0
[ 5786.884137][T19513] 
[ 5786.886312][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5786.886312][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5786.886312][T19513]      ipv6_find_idev+0x102/0x170
[ 5786.886312][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5786.886312][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5786.886312][T19513]      netlink_rcv_skb+0x130/0x360
[ 5786.886312][T19513]      netlink_unicast+0x449/0x710
[ 5786.886312][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5786.886312][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5786.886312][T19513]      ___sys_sendmsg+0xee/0x170
[ 5786.886312][T19513]      __sys_sendmsg+0xcd/0x170
[ 5786.886312][T19513]      do_syscall_64+0xc6/0x1e0
[ 5786.886312][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5786.886312][T19513] 
[ 5786.888014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5786.888014][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5786.888014][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5786.888014][T19513]      ipv6_find_idev+0x102/0x170
[ 5786.888014][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5786.888014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5786.888014][T19513]      netlink_rcv_skb+0x130/0x360
[ 5786.888014][T19513]      netlink_unicast+0x449/0x710
[ 5786.888014][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5786.888014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5786.888014][T19513]      ___sys_sendmsg+0xee/0x170
[ 5786.888014][T19513]      __sys_sendmsg+0xcd/0x170
[ 5786.888014][T19513]      do_syscall_64+0xc6/0x1e0
[ 5786.888014][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5786.888014][T19513] 
[ 5797.143140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5797.143619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5797.143619][T19513]      netdev_get_by_index+0x5e/0x80
[ 5797.143619][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5797.143619][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5797.143619][T19513]      ip6_route_add+0x1c/0x140
[ 5797.143619][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5797.143619][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5797.143619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5797.143619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5797.143619][T19513]      netlink_rcv_skb+0x130/0x360
[ 5797.143619][T19513]      netlink_unicast+0x449/0x710
[ 5797.143619][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5797.143619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5797.143619][T19513]      ___sys_sendmsg+0xee/0x170
[ 5797.143619][T19513]      __sys_sendmsg+0xcd/0x170
[ 5797.143619][T19513]      do_syscall_64+0xc6/0x1e0
[ 5797.143619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5797.143619][T19513] 
[ 5797.145927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5797.145927][T19513]      netdev_get_by_index+0x5e/0x80
[ 5797.145927][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5797.145927][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5797.145927][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5797.145927][T19513]      ipv6_add_addr+0x411/0x2000
[ 5797.145927][T19513]      inet6_addr_add+0x30e/0xa40
[ 5797.145927][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5797.145927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5797.145927][T19513]      netlink_rcv_skb+0x130/0x360
[ 5797.145927][T19513]      netlink_unicast+0x449/0x710
[ 5797.145927][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5797.145927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5797.145927][T19513]      ___sys_sendmsg+0xee/0x170
[ 5797.145927][T19513]      __sys_sendmsg+0xcd/0x170
[ 5797.145927][T19513]      do_syscall_64+0xc6/0x1e0
[ 5797.145927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5797.145927][T19513] 
[ 5797.148156][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5797.148156][T19513]      netdev_get_by_index+0x5e/0x80
[ 5797.148156][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5797.148156][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5797.148156][T19513]      ip6_route_add+0x1c/0x140
[ 5797.148156][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5797.148156][T19513]      addrconf_add_dev+0xe2/0x170
[ 5797.148156][T19513]      inet6_addr_add+0x12f/0xa40
[ 5797.148156][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5797.148156][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5797.148156][T19513]      netlink_rcv_skb+0x130/0x360
[ 5797.148156][T19513]      netlink_unicast+0x449/0x710
[ 5797.148156][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5797.148156][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5797.148156][T19513]      ___sys_sendmsg+0xee/0x170
[ 5797.148156][T19513]      __sys_sendmsg+0xcd/0x170
[ 5797.148156][T19513]      do_syscall_64+0xc6/0x1e0
[ 5797.148156][T19513] 
[ 5797.150359][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5797.150359][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5797.150359][T19513]      ipv6_find_idev+0x102/0x170
[ 5797.150359][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5797.150359][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5797.150359][T19513]      netlink_rcv_skb+0x130/0x360
[ 5797.150359][T19513]      netlink_unicast+0x449/0x710
[ 5797.150359][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5797.150359][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5797.150359][T19513]      ___sys_sendmsg+0xee/0x170
[ 5797.150359][T19513]      __sys_sendmsg+0xcd/0x170
[ 5797.150359][T19513]      do_syscall_64+0xc6/0x1e0
[ 5797.150359][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5797.150359][T19513] 
[ 5797.152083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5797.152083][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5797.152083][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5797.152083][T19513]      ipv6_find_idev+0x102/0x170
[ 5797.152083][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5797.152083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5797.152083][T19513]      netlink_rcv_skb+0x130/0x360
[ 5797.152083][T19513]      netlink_unicast+0x449/0x710
[ 5797.152083][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5797.152083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5797.152083][T19513]      ___sys_sendmsg+0xee/0x170
[ 5797.152083][T19513]      __sys_sendmsg+0xcd/0x170
[ 5797.152083][T19513]      do_syscall_64+0xc6/0x1e0
[ 5797.152083][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5797.152083][T19513] 
[ 5807.399131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5807.399629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5807.399629][T19513]      netdev_get_by_index+0x5e/0x80
[ 5807.399629][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5807.399629][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5807.399629][T19513]      ip6_route_add+0x1c/0x140
[ 5807.399629][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5807.399629][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5807.399629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5807.399629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5807.399629][T19513]      netlink_rcv_skb+0x130/0x360
[ 5807.399629][T19513]      netlink_unicast+0x449/0x710
[ 5807.399629][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5807.399629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5807.399629][T19513]      ___sys_sendmsg+0xee/0x170
[ 5807.399629][T19513]      __sys_sendmsg+0xcd/0x170
[ 5807.399629][T19513]      do_syscall_64+0xc6/0x1e0
[ 5807.399629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5807.399629][T19513] 
[ 5807.401912][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5807.401912][T19513]      netdev_get_by_index+0x5e/0x80
[ 5807.401912][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5807.401912][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5807.401912][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5807.401912][T19513]      ipv6_add_addr+0x411/0x2000
[ 5807.401912][T19513]      inet6_addr_add+0x30e/0xa40
[ 5807.401912][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5807.401912][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5807.401912][T19513]      netlink_rcv_skb+0x130/0x360
[ 5807.401912][T19513]      netlink_unicast+0x449/0x710
[ 5807.401912][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5807.401912][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5807.401912][T19513]      ___sys_sendmsg+0xee/0x170
[ 5807.401912][T19513]      __sys_sendmsg+0xcd/0x170
[ 5807.401912][T19513]      do_syscall_64+0xc6/0x1e0
[ 5807.401912][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5807.401912][T19513] 
[ 5807.404195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5807.404195][T19513]      netdev_get_by_index+0x5e/0x80
[ 5807.404195][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5807.404195][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5807.404195][T19513]      ip6_route_add+0x1c/0x140
[ 5807.404195][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5807.404195][T19513]      addrconf_add_dev+0xe2/0x170
[ 5807.404195][T19513]      inet6_addr_add+0x12f/0xa40
[ 5807.404195][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5807.404195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5807.404195][T19513]      netlink_rcv_skb+0x130/0x360
[ 5807.404195][T19513]      netlink_unicast+0x449/0x710
[ 5807.404195][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5807.404195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5807.404195][T19513]      ___sys_sendmsg+0xee/0x170
[ 5807.404195][T19513]      __sys_sendmsg+0xcd/0x170
[ 5807.404195][T19513]      do_syscall_64+0xc6/0x1e0
[ 5807.404195][T19513] 
[ 5807.406390][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5807.406390][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5807.406390][T19513]      ipv6_find_idev+0x102/0x170
[ 5807.406390][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5807.406390][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5807.406390][T19513]      netlink_rcv_skb+0x130/0x360
[ 5807.406390][T19513]      netlink_unicast+0x449/0x710
[ 5807.406390][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5807.406390][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5807.406390][T19513]      ___sys_sendmsg+0xee/0x170
[ 5807.406390][T19513]      __sys_sendmsg+0xcd/0x170
[ 5807.406390][T19513]      do_syscall_64+0xc6/0x1e0
[ 5807.406390][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5807.406390][T19513] 
[ 5807.408113][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5807.408113][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5807.408113][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5807.408113][T19513]      ipv6_find_idev+0x102/0x170
[ 5807.408113][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5807.408113][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5807.408113][T19513]      netlink_rcv_skb+0x130/0x360
[ 5807.408113][T19513]      netlink_unicast+0x449/0x710
[ 5807.408113][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5807.408113][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5807.408113][T19513]      ___sys_sendmsg+0xee/0x170
[ 5807.408113][T19513]      __sys_sendmsg+0xcd/0x170
[ 5807.408113][T19513]      do_syscall_64+0xc6/0x1e0
[ 5807.408113][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5807.408113][T19513] 
[ 5817.471143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5817.471634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5817.471634][T19513]      netdev_get_by_index+0x5e/0x80
[ 5817.471634][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5817.471634][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5817.471634][T19513]      ip6_route_add+0x1c/0x140
[ 5817.471634][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5817.471634][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5817.471634][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5817.471634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5817.471634][T19513]      netlink_rcv_skb+0x130/0x360
[ 5817.471634][T19513]      netlink_unicast+0x449/0x710
[ 5817.471634][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5817.471634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5817.471634][T19513]      ___sys_sendmsg+0xee/0x170
[ 5817.471634][T19513]      __sys_sendmsg+0xcd/0x170
[ 5817.471634][T19513]      do_syscall_64+0xc6/0x1e0
[ 5817.471634][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5817.471634][T19513] 
[ 5817.474040][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5817.474040][T19513]      netdev_get_by_index+0x5e/0x80
[ 5817.474040][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5817.474040][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5817.474040][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5817.474040][T19513]      ipv6_add_addr+0x411/0x2000
[ 5817.474040][T19513]      inet6_addr_add+0x30e/0xa40
[ 5817.474040][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5817.474040][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5817.474040][T19513]      netlink_rcv_skb+0x130/0x360
[ 5817.474040][T19513]      netlink_unicast+0x449/0x710
[ 5817.474040][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5817.474040][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5817.474040][T19513]      ___sys_sendmsg+0xee/0x170
[ 5817.474040][T19513]      __sys_sendmsg+0xcd/0x170
[ 5817.474040][T19513]      do_syscall_64+0xc6/0x1e0
[ 5817.474040][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5817.474040][T19513] 
[ 5817.476287][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5817.476287][T19513]      netdev_get_by_index+0x5e/0x80
[ 5817.476287][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5817.476287][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5817.476287][T19513]      ip6_route_add+0x1c/0x140
[ 5817.476287][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5817.476287][T19513]      addrconf_add_dev+0xe2/0x170
[ 5817.476287][T19513]      inet6_addr_add+0x12f/0xa40
[ 5817.476287][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5817.476287][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5817.476287][T19513]      netlink_rcv_skb+0x130/0x360
[ 5817.476287][T19513]      netlink_unicast+0x449/0x710
[ 5817.476287][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5817.476287][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5817.476287][T19513]      ___sys_sendmsg+0xee/0x170
[ 5817.476287][T19513]      __sys_sendmsg+0xcd/0x170
[ 5817.476287][T19513]      do_syscall_64+0xc6/0x1e0
[ 5817.476287][T19513] 
[ 5817.478503][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5817.478503][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5817.478503][T19513]      ipv6_find_idev+0x102/0x170
[ 5817.478503][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5817.478503][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5817.478503][T19513]      netlink_rcv_skb+0x130/0x360
[ 5817.478503][T19513]      netlink_unicast+0x449/0x710
[ 5817.478503][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5817.478503][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5817.478503][T19513]      ___sys_sendmsg+0xee/0x170
[ 5817.478503][T19513]      __sys_sendmsg+0xcd/0x170
[ 5817.478503][T19513]      do_syscall_64+0xc6/0x1e0
[ 5817.478503][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5817.478503][T19513] 
[ 5817.480263][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5817.480263][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5817.480263][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5817.480263][T19513]      ipv6_find_idev+0x102/0x170
[ 5817.480263][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5817.480263][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5817.480263][T19513]      netlink_rcv_skb+0x130/0x360
[ 5817.480263][T19513]      netlink_unicast+0x449/0x710
[ 5817.480263][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5817.480263][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5817.480263][T19513]      ___sys_sendmsg+0xee/0x170
[ 5817.480263][T19513]      __sys_sendmsg+0xcd/0x170
[ 5817.480263][T19513]      do_syscall_64+0xc6/0x1e0
[ 5817.480263][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5817.480263][T19513] 
[ 5827.527129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5827.527606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5827.527606][T19513]      netdev_get_by_index+0x5e/0x80
[ 5827.527606][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5827.527606][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5827.527606][T19513]      ip6_route_add+0x1c/0x140
[ 5827.527606][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5827.527606][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5827.527606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5827.527606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5827.527606][T19513]      netlink_rcv_skb+0x130/0x360
[ 5827.527606][T19513]      netlink_unicast+0x449/0x710
[ 5827.527606][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5827.527606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5827.527606][T19513]      ___sys_sendmsg+0xee/0x170
[ 5827.527606][T19513]      __sys_sendmsg+0xcd/0x170
[ 5827.527606][T19513]      do_syscall_64+0xc6/0x1e0
[ 5827.527606][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5827.527606][T19513] 
[ 5827.529945][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5827.529945][T19513]      netdev_get_by_index+0x5e/0x80
[ 5827.529945][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5827.529945][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5827.529945][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5827.529945][T19513]      ipv6_add_addr+0x411/0x2000
[ 5827.529945][T19513]      inet6_addr_add+0x30e/0xa40
[ 5827.529945][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5827.529945][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5827.529945][T19513]      netlink_rcv_skb+0x130/0x360
[ 5827.529945][T19513]      netlink_unicast+0x449/0x710
[ 5827.529945][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5827.529945][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5827.529945][T19513]      ___sys_sendmsg+0xee/0x170
[ 5827.529945][T19513]      __sys_sendmsg+0xcd/0x170
[ 5827.529945][T19513]      do_syscall_64+0xc6/0x1e0
[ 5827.529945][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5827.529945][T19513] 
[ 5827.532163][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5827.532163][T19513]      netdev_get_by_index+0x5e/0x80
[ 5827.532163][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5827.532163][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5827.532163][T19513]      ip6_route_add+0x1c/0x140
[ 5827.532163][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5827.532163][T19513]      addrconf_add_dev+0xe2/0x170
[ 5827.532163][T19513]      inet6_addr_add+0x12f/0xa40
[ 5827.532163][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5827.532163][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5827.532163][T19513]      netlink_rcv_skb+0x130/0x360
[ 5827.532163][T19513]      netlink_unicast+0x449/0x710
[ 5827.532163][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5827.532163][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5827.532163][T19513]      ___sys_sendmsg+0xee/0x170
[ 5827.532163][T19513]      __sys_sendmsg+0xcd/0x170
[ 5827.532163][T19513]      do_syscall_64+0xc6/0x1e0
[ 5827.532163][T19513] 
[ 5827.534438][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5827.534438][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5827.534438][T19513]      ipv6_find_idev+0x102/0x170
[ 5827.534438][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5827.534438][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5827.534438][T19513]      netlink_rcv_skb+0x130/0x360
[ 5827.534438][T19513]      netlink_unicast+0x449/0x710
[ 5827.534438][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5827.534438][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5827.534438][T19513]      ___sys_sendmsg+0xee/0x170
[ 5827.534438][T19513]      __sys_sendmsg+0xcd/0x170
[ 5827.534438][T19513]      do_syscall_64+0xc6/0x1e0
[ 5827.534438][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5827.534438][T19513] 
[ 5827.536141][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5827.536141][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5827.536141][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5827.536141][T19513]      ipv6_find_idev+0x102/0x170
[ 5827.536141][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5827.536141][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5827.536141][T19513]      netlink_rcv_skb+0x130/0x360
[ 5827.536141][T19513]      netlink_unicast+0x449/0x710
[ 5827.536141][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5827.536141][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5827.536141][T19513]      ___sys_sendmsg+0xee/0x170
[ 5827.536141][T19513]      __sys_sendmsg+0xcd/0x170
[ 5827.536141][T19513]      do_syscall_64+0xc6/0x1e0
[ 5827.536141][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5827.536141][T19513] 
[ 5837.775154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5837.775630][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5837.775630][T19513]      netdev_get_by_index+0x5e/0x80
[ 5837.775630][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5837.775630][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5837.775630][T19513]      ip6_route_add+0x1c/0x140
[ 5837.775630][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5837.775630][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5837.775630][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5837.775630][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5837.775630][T19513]      netlink_rcv_skb+0x130/0x360
[ 5837.775630][T19513]      netlink_unicast+0x449/0x710
[ 5837.775630][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5837.775630][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5837.775630][T19513]      ___sys_sendmsg+0xee/0x170
[ 5837.775630][T19513]      __sys_sendmsg+0xcd/0x170
[ 5837.775630][T19513]      do_syscall_64+0xc6/0x1e0
[ 5837.775630][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5837.775630][T19513] 
[ 5837.777891][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5837.777891][T19513]      netdev_get_by_index+0x5e/0x80
[ 5837.777891][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5837.777891][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5837.777891][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5837.777891][T19513]      ipv6_add_addr+0x411/0x2000
[ 5837.777891][T19513]      inet6_addr_add+0x30e/0xa40
[ 5837.777891][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5837.777891][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5837.777891][T19513]      netlink_rcv_skb+0x130/0x360
[ 5837.777891][T19513]      netlink_unicast+0x449/0x710
[ 5837.777891][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5837.777891][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5837.777891][T19513]      ___sys_sendmsg+0xee/0x170
[ 5837.777891][T19513]      __sys_sendmsg+0xcd/0x170
[ 5837.777891][T19513]      do_syscall_64+0xc6/0x1e0
[ 5837.777891][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5837.777891][T19513] 
[ 5837.780143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5837.780143][T19513]      netdev_get_by_index+0x5e/0x80
[ 5837.780143][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5837.780143][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5837.780143][T19513]      ip6_route_add+0x1c/0x140
[ 5837.780143][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5837.780143][T19513]      addrconf_add_dev+0xe2/0x170
[ 5837.780143][T19513]      inet6_addr_add+0x12f/0xa40
[ 5837.780143][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5837.780143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5837.780143][T19513]      netlink_rcv_skb+0x130/0x360
[ 5837.780143][T19513]      netlink_unicast+0x449/0x710
[ 5837.780143][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5837.780143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5837.780143][T19513]      ___sys_sendmsg+0xee/0x170
[ 5837.780143][T19513]      __sys_sendmsg+0xcd/0x170
[ 5837.780143][T19513]      do_syscall_64+0xc6/0x1e0
[ 5837.780143][T19513] 
[ 5837.782315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5837.782315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5837.782315][T19513]      ipv6_find_idev+0x102/0x170
[ 5837.782315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5837.782315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5837.782315][T19513]      netlink_rcv_skb+0x130/0x360
[ 5837.782315][T19513]      netlink_unicast+0x449/0x710
[ 5837.782315][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5837.782315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5837.782315][T19513]      ___sys_sendmsg+0xee/0x170
[ 5837.782315][T19513]      __sys_sendmsg+0xcd/0x170
[ 5837.782315][T19513]      do_syscall_64+0xc6/0x1e0
[ 5837.782315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5837.782315][T19513] 
[ 5837.784036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5837.784036][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5837.784036][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5837.784036][T19513]      ipv6_find_idev+0x102/0x170
[ 5837.784036][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5837.784036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5837.784036][T19513]      netlink_rcv_skb+0x130/0x360
[ 5837.784036][T19513]      netlink_unicast+0x449/0x710
[ 5837.784036][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5837.784036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5837.784036][T19513]      ___sys_sendmsg+0xee/0x170
[ 5837.784036][T19513]      __sys_sendmsg+0xcd/0x170
[ 5837.784036][T19513]      do_syscall_64+0xc6/0x1e0
[ 5837.784036][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5837.784036][T19513] 
[ 5848.023145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5848.023662][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5848.023662][T19513]      netdev_get_by_index+0x5e/0x80
[ 5848.023662][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5848.023662][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5848.023662][T19513]      ip6_route_add+0x1c/0x140
[ 5848.023662][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5848.023662][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5848.023662][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5848.023662][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5848.023662][T19513]      netlink_rcv_skb+0x130/0x360
[ 5848.023662][T19513]      netlink_unicast+0x449/0x710
[ 5848.023662][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5848.023662][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5848.023662][T19513]      ___sys_sendmsg+0xee/0x170
[ 5848.023662][T19513]      __sys_sendmsg+0xcd/0x170
[ 5848.023662][T19513]      do_syscall_64+0xc6/0x1e0
[ 5848.023662][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5848.023662][T19513] 
[ 5848.026023][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5848.026023][T19513]      netdev_get_by_index+0x5e/0x80
[ 5848.026023][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5848.026023][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5848.026023][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5848.026023][T19513]      ipv6_add_addr+0x411/0x2000
[ 5848.026023][T19513]      inet6_addr_add+0x30e/0xa40
[ 5848.026023][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5848.026023][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5848.026023][T19513]      netlink_rcv_skb+0x130/0x360
[ 5848.026023][T19513]      netlink_unicast+0x449/0x710
[ 5848.026023][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5848.026023][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5848.026023][T19513]      ___sys_sendmsg+0xee/0x170
[ 5848.026023][T19513]      __sys_sendmsg+0xcd/0x170
[ 5848.026023][T19513]      do_syscall_64+0xc6/0x1e0
[ 5848.026023][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5848.026023][T19513] 
[ 5848.028272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5848.028272][T19513]      netdev_get_by_index+0x5e/0x80
[ 5848.028272][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5848.028272][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5848.028272][T19513]      ip6_route_add+0x1c/0x140
[ 5848.028272][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5848.028272][T19513]      addrconf_add_dev+0xe2/0x170
[ 5848.028272][T19513]      inet6_addr_add+0x12f/0xa40
[ 5848.028272][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5848.028272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5848.028272][T19513]      netlink_rcv_skb+0x130/0x360
[ 5848.028272][T19513]      netlink_unicast+0x449/0x710
[ 5848.028272][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5848.028272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5848.028272][T19513]      ___sys_sendmsg+0xee/0x170
[ 5848.028272][T19513]      __sys_sendmsg+0xcd/0x170
[ 5848.028272][T19513]      do_syscall_64+0xc6/0x1e0
[ 5848.028272][T19513] 
[ 5848.030483][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5848.030483][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5848.030483][T19513]      ipv6_find_idev+0x102/0x170
[ 5848.030483][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5848.030483][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5848.030483][T19513]      netlink_rcv_skb+0x130/0x360
[ 5848.030483][T19513]      netlink_unicast+0x449/0x710
[ 5848.030483][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5848.030483][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5848.030483][T19513]      ___sys_sendmsg+0xee/0x170
[ 5848.030483][T19513]      __sys_sendmsg+0xcd/0x170
[ 5848.030483][T19513]      do_syscall_64+0xc6/0x1e0
[ 5848.030483][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5848.030483][T19513] 
[ 5848.032202][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5848.032202][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5848.032202][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5848.032202][T19513]      ipv6_find_idev+0x102/0x170
[ 5848.032202][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5848.032202][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5848.032202][T19513]      netlink_rcv_skb+0x130/0x360
[ 5848.032202][T19513]      netlink_unicast+0x449/0x710
[ 5848.032202][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5848.032202][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5848.032202][T19513]      ___sys_sendmsg+0xee/0x170
[ 5848.032202][T19513]      __sys_sendmsg+0xcd/0x170
[ 5848.032202][T19513]      do_syscall_64+0xc6/0x1e0
[ 5848.032202][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5848.032202][T19513] 
[ 5858.271162][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5858.271678][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5858.271678][T19513]      netdev_get_by_index+0x5e/0x80
[ 5858.271678][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5858.271678][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5858.271678][T19513]      ip6_route_add+0x1c/0x140
[ 5858.271678][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5858.271678][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5858.271678][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5858.271678][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5858.271678][T19513]      netlink_rcv_skb+0x130/0x360
[ 5858.271678][T19513]      netlink_unicast+0x449/0x710
[ 5858.271678][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5858.271678][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5858.271678][T19513]      ___sys_sendmsg+0xee/0x170
[ 5858.271678][T19513]      __sys_sendmsg+0xcd/0x170
[ 5858.271678][T19513]      do_syscall_64+0xc6/0x1e0
[ 5858.271678][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5858.271678][T19513] 
[ 5858.273991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5858.273991][T19513]      netdev_get_by_index+0x5e/0x80
[ 5858.273991][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5858.273991][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5858.273991][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5858.273991][T19513]      ipv6_add_addr+0x411/0x2000
[ 5858.273991][T19513]      inet6_addr_add+0x30e/0xa40
[ 5858.273991][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5858.273991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5858.273991][T19513]      netlink_rcv_skb+0x130/0x360
[ 5858.273991][T19513]      netlink_unicast+0x449/0x710
[ 5858.273991][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5858.273991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5858.273991][T19513]      ___sys_sendmsg+0xee/0x170
[ 5858.273991][T19513]      __sys_sendmsg+0xcd/0x170
[ 5858.273991][T19513]      do_syscall_64+0xc6/0x1e0
[ 5858.273991][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5858.273991][T19513] 
[ 5858.276222][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5858.276222][T19513]      netdev_get_by_index+0x5e/0x80
[ 5858.276222][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5858.276222][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5858.276222][T19513]      ip6_route_add+0x1c/0x140
[ 5858.276222][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5858.276222][T19513]      addrconf_add_dev+0xe2/0x170
[ 5858.276222][T19513]      inet6_addr_add+0x12f/0xa40
[ 5858.276222][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5858.276222][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5858.276222][T19513]      netlink_rcv_skb+0x130/0x360
[ 5858.276222][T19513]      netlink_unicast+0x449/0x710
[ 5858.276222][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5858.276222][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5858.276222][T19513]      ___sys_sendmsg+0xee/0x170
[ 5858.276222][T19513]      __sys_sendmsg+0xcd/0x170
[ 5858.276222][T19513]      do_syscall_64+0xc6/0x1e0
[ 5858.276222][T19513] 
[ 5858.278416][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5858.278416][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5858.278416][T19513]      ipv6_find_idev+0x102/0x170
[ 5858.278416][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5858.278416][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5858.278416][T19513]      netlink_rcv_skb+0x130/0x360
[ 5858.278416][T19513]      netlink_unicast+0x449/0x710
[ 5858.278416][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5858.278416][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5858.278416][T19513]      ___sys_sendmsg+0xee/0x170
[ 5858.278416][T19513]      __sys_sendmsg+0xcd/0x170
[ 5858.278416][T19513]      do_syscall_64+0xc6/0x1e0
[ 5858.278416][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5858.278416][T19513] 
[ 5858.280159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5858.280159][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5858.280159][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5858.280159][T19513]      ipv6_find_idev+0x102/0x170
[ 5858.280159][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5858.280159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5858.280159][T19513]      netlink_rcv_skb+0x130/0x360
[ 5858.280159][T19513]      netlink_unicast+0x449/0x710
[ 5858.280159][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5858.280159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5858.280159][T19513]      ___sys_sendmsg+0xee/0x170
[ 5858.280159][T19513]      __sys_sendmsg+0xcd/0x170
[ 5858.280159][T19513]      do_syscall_64+0xc6/0x1e0
[ 5858.280159][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5858.280159][T19513] 
[ 5868.519145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5868.519852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5868.519852][T19513]      netdev_get_by_index+0x5e/0x80
[ 5868.519852][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5868.519852][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5868.519852][T19513]      ip6_route_add+0x1c/0x140
[ 5868.519852][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5868.519852][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5868.519852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5868.519852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5868.519852][T19513]      netlink_rcv_skb+0x130/0x360
[ 5868.519852][T19513]      netlink_unicast+0x449/0x710
[ 5868.519852][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5868.519852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5868.519852][T19513]      ___sys_sendmsg+0xee/0x170
[ 5868.519852][T19513]      __sys_sendmsg+0xcd/0x170
[ 5868.519852][T19513]      do_syscall_64+0xc6/0x1e0
[ 5868.519852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5868.519852][T19513] 
[ 5868.523488][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5868.523488][T19513]      netdev_get_by_index+0x5e/0x80
[ 5868.523488][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5868.523488][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5868.523488][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5868.523488][T19513]      ipv6_add_addr+0x411/0x2000
[ 5868.523488][T19513]      inet6_addr_add+0x30e/0xa40
[ 5868.523488][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5868.523488][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5868.523488][T19513]      netlink_rcv_skb+0x130/0x360
[ 5868.523488][T19513]      netlink_unicast+0x449/0x710
[ 5868.523488][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5868.523488][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5868.523488][T19513]      ___sys_sendmsg+0xee/0x170
[ 5868.523488][T19513]      __sys_sendmsg+0xcd/0x170
[ 5868.523488][T19513]      do_syscall_64+0xc6/0x1e0
[ 5868.523488][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5868.523488][T19513] 
[ 5868.527099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5868.527099][T19513]      netdev_get_by_index+0x5e/0x80
[ 5868.527099][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5868.527099][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5868.527099][T19513]      ip6_route_add+0x1c/0x140
[ 5868.527099][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5868.527099][T19513]      addrconf_add_dev+0xe2/0x170
[ 5868.527099][T19513]      inet6_addr_add+0x12f/0xa40
[ 5868.527099][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5868.527099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5868.527099][T19513]      netlink_rcv_skb+0x130/0x360
[ 5868.527099][T19513]      netlink_unicast+0x449/0x710
[ 5868.527099][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5868.527099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5868.527099][T19513]      ___sys_sendmsg+0xee/0x170
[ 5868.527099][T19513]      __sys_sendmsg+0xcd/0x170
[ 5868.527099][T19513]      do_syscall_64+0xc6/0x1e0
[ 5868.527099][T19513] 
[ 5868.530726][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5868.530726][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5868.530726][T19513]      ipv6_find_idev+0x102/0x170
[ 5868.530726][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5868.530726][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5868.530726][T19513]      netlink_rcv_skb+0x130/0x360
[ 5868.530726][T19513]      netlink_unicast+0x449/0x710
[ 5868.530726][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5868.530726][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5868.530726][T19513]      ___sys_sendmsg+0xee/0x170
[ 5868.530726][T19513]      __sys_sendmsg+0xcd/0x170
[ 5868.530726][T19513]      do_syscall_64+0xc6/0x1e0
[ 5868.530726][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5868.530726][T19513] 
[ 5868.533532][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5868.533532][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5868.533532][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5868.533532][T19513]      ipv6_find_idev+0x102/0x170
[ 5868.533532][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5868.533532][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5868.533532][T19513]      netlink_rcv_skb+0x130/0x360
[ 5868.533532][T19513]      netlink_unicast+0x449/0x710
[ 5868.533532][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5868.533532][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5868.533532][T19513]      ___sys_sendmsg+0xee/0x170
[ 5868.533532][T19513]      __sys_sendmsg+0xcd/0x170
[ 5868.533532][T19513]      do_syscall_64+0xc6/0x1e0
[ 5868.533532][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5868.533532][T19513] 
[ 5878.775152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5878.775640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5878.775640][T19513]      netdev_get_by_index+0x5e/0x80
[ 5878.775640][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5878.775640][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5878.775640][T19513]      ip6_route_add+0x1c/0x140
[ 5878.775640][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5878.775640][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5878.775640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5878.775640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5878.775640][T19513]      netlink_rcv_skb+0x130/0x360
[ 5878.775640][T19513]      netlink_unicast+0x449/0x710
[ 5878.775640][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5878.775640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5878.775640][T19513]      ___sys_sendmsg+0xee/0x170
[ 5878.775640][T19513]      __sys_sendmsg+0xcd/0x170
[ 5878.775640][T19513]      do_syscall_64+0xc6/0x1e0
[ 5878.775640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5878.775640][T19513] 
[ 5878.777933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5878.777933][T19513]      netdev_get_by_index+0x5e/0x80
[ 5878.777933][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5878.777933][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5878.777933][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5878.777933][T19513]      ipv6_add_addr+0x411/0x2000
[ 5878.777933][T19513]      inet6_addr_add+0x30e/0xa40
[ 5878.777933][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5878.777933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5878.777933][T19513]      netlink_rcv_skb+0x130/0x360
[ 5878.777933][T19513]      netlink_unicast+0x449/0x710
[ 5878.777933][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5878.777933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5878.777933][T19513]      ___sys_sendmsg+0xee/0x170
[ 5878.777933][T19513]      __sys_sendmsg+0xcd/0x170
[ 5878.777933][T19513]      do_syscall_64+0xc6/0x1e0
[ 5878.777933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5878.777933][T19513] 
[ 5878.780191][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5878.780191][T19513]      netdev_get_by_index+0x5e/0x80
[ 5878.780191][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5878.780191][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5878.780191][T19513]      ip6_route_add+0x1c/0x140
[ 5878.780191][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5878.780191][T19513]      addrconf_add_dev+0xe2/0x170
[ 5878.780191][T19513]      inet6_addr_add+0x12f/0xa40
[ 5878.780191][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5878.780191][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5878.780191][T19513]      netlink_rcv_skb+0x130/0x360
[ 5878.780191][T19513]      netlink_unicast+0x449/0x710
[ 5878.780191][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5878.780191][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5878.780191][T19513]      ___sys_sendmsg+0xee/0x170
[ 5878.780191][T19513]      __sys_sendmsg+0xcd/0x170
[ 5878.780191][T19513]      do_syscall_64+0xc6/0x1e0
[ 5878.780191][T19513] 
[ 5878.782400][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5878.782400][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5878.782400][T19513]      ipv6_find_idev+0x102/0x170
[ 5878.782400][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5878.782400][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5878.782400][T19513]      netlink_rcv_skb+0x130/0x360
[ 5878.782400][T19513]      netlink_unicast+0x449/0x710
[ 5878.782400][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5878.782400][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5878.782400][T19513]      ___sys_sendmsg+0xee/0x170
[ 5878.782400][T19513]      __sys_sendmsg+0xcd/0x170
[ 5878.782400][T19513]      do_syscall_64+0xc6/0x1e0
[ 5878.782400][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5878.782400][T19513] 
[ 5878.784132][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5878.784132][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5878.784132][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5878.784132][T19513]      ipv6_find_idev+0x102/0x170
[ 5878.784132][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5878.784132][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5878.784132][T19513]      netlink_rcv_skb+0x130/0x360
[ 5878.784132][T19513]      netlink_unicast+0x449/0x710
[ 5878.784132][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5878.784132][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5878.784132][T19513]      ___sys_sendmsg+0xee/0x170
[ 5878.784132][T19513]      __sys_sendmsg+0xcd/0x170
[ 5878.784132][T19513]      do_syscall_64+0xc6/0x1e0
[ 5878.784132][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5878.784132][T19513] 
[ 5889.023080][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5889.023633][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5889.023633][T19513]      netdev_get_by_index+0x5e/0x80
[ 5889.023633][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5889.023633][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5889.023633][T19513]      ip6_route_add+0x1c/0x140
[ 5889.023633][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5889.023633][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5889.023633][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5889.023633][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5889.023633][T19513]      netlink_rcv_skb+0x130/0x360
[ 5889.023633][T19513]      netlink_unicast+0x449/0x710
[ 5889.023633][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5889.023633][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5889.023633][T19513]      ___sys_sendmsg+0xee/0x170
[ 5889.023633][T19513]      __sys_sendmsg+0xcd/0x170
[ 5889.023633][T19513]      do_syscall_64+0xc6/0x1e0
[ 5889.023633][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5889.023633][T19513] 
[ 5889.027288][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5889.027288][T19513]      netdev_get_by_index+0x5e/0x80
[ 5889.027288][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5889.027288][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5889.027288][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5889.027288][T19513]      ipv6_add_addr+0x411/0x2000
[ 5889.027288][T19513]      inet6_addr_add+0x30e/0xa40
[ 5889.027288][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5889.027288][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5889.027288][T19513]      netlink_rcv_skb+0x130/0x360
[ 5889.027288][T19513]      netlink_unicast+0x449/0x710
[ 5889.027288][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5889.027288][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5889.027288][T19513]      ___sys_sendmsg+0xee/0x170
[ 5889.027288][T19513]      __sys_sendmsg+0xcd/0x170
[ 5889.027288][T19513]      do_syscall_64+0xc6/0x1e0
[ 5889.027288][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5889.027288][T19513] 
[ 5889.030946][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5889.030946][T19513]      netdev_get_by_index+0x5e/0x80
[ 5889.030946][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5889.030946][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5889.030946][T19513]      ip6_route_add+0x1c/0x140
[ 5889.030946][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5889.030946][T19513]      addrconf_add_dev+0xe2/0x170
[ 5889.030946][T19513]      inet6_addr_add+0x12f/0xa40
[ 5889.030946][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5889.030946][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5889.030946][T19513]      netlink_rcv_skb+0x130/0x360
[ 5889.030946][T19513]      netlink_unicast+0x449/0x710
[ 5889.030946][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5889.030946][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5889.030946][T19513]      ___sys_sendmsg+0xee/0x170
[ 5889.030946][T19513]      __sys_sendmsg+0xcd/0x170
[ 5889.030946][T19513]      do_syscall_64+0xc6/0x1e0
[ 5889.030946][T19513] 
[ 5889.034526][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5889.034526][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5889.034526][T19513]      ipv6_find_idev+0x102/0x170
[ 5889.034526][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5889.034526][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5889.034526][T19513]      netlink_rcv_skb+0x130/0x360
[ 5889.034526][T19513]      netlink_unicast+0x449/0x710
[ 5889.034526][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5889.034526][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5889.034526][T19513]      ___sys_sendmsg+0xee/0x170
[ 5889.034526][T19513]      __sys_sendmsg+0xcd/0x170
[ 5889.034526][T19513]      do_syscall_64+0xc6/0x1e0
[ 5889.034526][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5889.034526][T19513] 
[ 5889.037343][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5889.037343][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5889.037343][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5889.037343][T19513]      ipv6_find_idev+0x102/0x170
[ 5889.037343][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5889.037343][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5889.037343][T19513]      netlink_rcv_skb+0x130/0x360
[ 5889.037343][T19513]      netlink_unicast+0x449/0x710
[ 5889.037343][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5889.037343][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5889.037343][T19513]      ___sys_sendmsg+0xee/0x170
[ 5889.037343][T19513]      __sys_sendmsg+0xcd/0x170
[ 5889.037343][T19513]      do_syscall_64+0xc6/0x1e0
[ 5889.037343][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5889.037343][T19513] 
[ 5899.279153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5899.279695][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5899.279695][T19513]      netdev_get_by_index+0x5e/0x80
[ 5899.279695][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5899.279695][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5899.279695][T19513]      ip6_route_add+0x1c/0x140
[ 5899.279695][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5899.279695][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5899.279695][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5899.279695][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5899.279695][T19513]      netlink_rcv_skb+0x130/0x360
[ 5899.279695][T19513]      netlink_unicast+0x449/0x710
[ 5899.279695][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5899.279695][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5899.279695][T19513]      ___sys_sendmsg+0xee/0x170
[ 5899.279695][T19513]      __sys_sendmsg+0xcd/0x170
[ 5899.279695][T19513]      do_syscall_64+0xc6/0x1e0
[ 5899.279695][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5899.279695][T19513] 
[ 5899.283371][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5899.283371][T19513]      netdev_get_by_index+0x5e/0x80
[ 5899.283371][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5899.283371][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5899.283371][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5899.283371][T19513]      ipv6_add_addr+0x411/0x2000
[ 5899.283371][T19513]      inet6_addr_add+0x30e/0xa40
[ 5899.283371][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5899.283371][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5899.283371][T19513]      netlink_rcv_skb+0x130/0x360
[ 5899.283371][T19513]      netlink_unicast+0x449/0x710
[ 5899.283371][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5899.283371][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5899.283371][T19513]      ___sys_sendmsg+0xee/0x170
[ 5899.283371][T19513]      __sys_sendmsg+0xcd/0x170
[ 5899.283371][T19513]      do_syscall_64+0xc6/0x1e0
[ 5899.283371][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5899.283371][T19513] 
[ 5899.287025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5899.287025][T19513]      netdev_get_by_index+0x5e/0x80
[ 5899.287025][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5899.287025][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5899.287025][T19513]      ip6_route_add+0x1c/0x140
[ 5899.287025][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5899.287025][T19513]      addrconf_add_dev+0xe2/0x170
[ 5899.287025][T19513]      inet6_addr_add+0x12f/0xa40
[ 5899.287025][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5899.287025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5899.287025][T19513]      netlink_rcv_skb+0x130/0x360
[ 5899.287025][T19513]      netlink_unicast+0x449/0x710
[ 5899.287025][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5899.287025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5899.287025][T19513]      ___sys_sendmsg+0xee/0x170
[ 5899.287025][T19513]      __sys_sendmsg+0xcd/0x170
[ 5899.287025][T19513]      do_syscall_64+0xc6/0x1e0
[ 5899.287025][T19513] 
[ 5899.290621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5899.290621][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5899.290621][T19513]      ipv6_find_idev+0x102/0x170
[ 5899.290621][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5899.290621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5899.290621][T19513]      netlink_rcv_skb+0x130/0x360
[ 5899.290621][T19513]      netlink_unicast+0x449/0x710
[ 5899.290621][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5899.290621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5899.290621][T19513]      ___sys_sendmsg+0xee/0x170
[ 5899.290621][T19513]      __sys_sendmsg+0xcd/0x170
[ 5899.290621][T19513]      do_syscall_64+0xc6/0x1e0
[ 5899.290621][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5899.290621][T19513] 
[ 5899.293460][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5899.293460][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5899.293460][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5899.293460][T19513]      ipv6_find_idev+0x102/0x170
[ 5899.293460][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5899.293460][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5899.293460][T19513]      netlink_rcv_skb+0x130/0x360
[ 5899.293460][T19513]      netlink_unicast+0x449/0x710
[ 5899.293460][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5899.293460][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5899.293460][T19513]      ___sys_sendmsg+0xee/0x170
[ 5899.293460][T19513]      __sys_sendmsg+0xcd/0x170
[ 5899.293460][T19513]      do_syscall_64+0xc6/0x1e0
[ 5899.293460][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5899.293460][T19513] 
[ 5909.535126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5909.535645][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5909.535645][T19513]      netdev_get_by_index+0x5e/0x80
[ 5909.535645][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5909.535645][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5909.535645][T19513]      ip6_route_add+0x1c/0x140
[ 5909.535645][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5909.535645][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5909.535645][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5909.535645][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5909.535645][T19513]      netlink_rcv_skb+0x130/0x360
[ 5909.535645][T19513]      netlink_unicast+0x449/0x710
[ 5909.535645][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5909.535645][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5909.535645][T19513]      ___sys_sendmsg+0xee/0x170
[ 5909.535645][T19513]      __sys_sendmsg+0xcd/0x170
[ 5909.535645][T19513]      do_syscall_64+0xc6/0x1e0
[ 5909.535645][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5909.535645][T19513] 
[ 5909.539322][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5909.539322][T19513]      netdev_get_by_index+0x5e/0x80
[ 5909.539322][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5909.539322][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5909.539322][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5909.539322][T19513]      ipv6_add_addr+0x411/0x2000
[ 5909.539322][T19513]      inet6_addr_add+0x30e/0xa40
[ 5909.539322][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5909.539322][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5909.539322][T19513]      netlink_rcv_skb+0x130/0x360
[ 5909.539322][T19513]      netlink_unicast+0x449/0x710
[ 5909.539322][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5909.539322][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5909.539322][T19513]      ___sys_sendmsg+0xee/0x170
[ 5909.539322][T19513]      __sys_sendmsg+0xcd/0x170
[ 5909.539322][T19513]      do_syscall_64+0xc6/0x1e0
[ 5909.539322][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5909.539322][T19513] 
[ 5909.543023][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5909.543023][T19513]      netdev_get_by_index+0x5e/0x80
[ 5909.543023][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5909.543023][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5909.543023][T19513]      ip6_route_add+0x1c/0x140
[ 5909.543023][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5909.543023][T19513]      addrconf_add_dev+0xe2/0x170
[ 5909.543023][T19513]      inet6_addr_add+0x12f/0xa40
[ 5909.543023][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5909.543023][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5909.543023][T19513]      netlink_rcv_skb+0x130/0x360
[ 5909.543023][T19513]      netlink_unicast+0x449/0x710
[ 5909.543023][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5909.543023][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5909.543023][T19513]      ___sys_sendmsg+0xee/0x170
[ 5909.543023][T19513]      __sys_sendmsg+0xcd/0x170
[ 5909.543023][T19513]      do_syscall_64+0xc6/0x1e0
[ 5909.543023][T19513] 
[ 5909.546658][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5909.546658][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5909.546658][T19513]      ipv6_find_idev+0x102/0x170
[ 5909.546658][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5909.546658][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5909.546658][T19513]      netlink_rcv_skb+0x130/0x360
[ 5909.546658][T19513]      netlink_unicast+0x449/0x710
[ 5909.546658][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5909.546658][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5909.546658][T19513]      ___sys_sendmsg+0xee/0x170
[ 5909.546658][T19513]      __sys_sendmsg+0xcd/0x170
[ 5909.546658][T19513]      do_syscall_64+0xc6/0x1e0
[ 5909.546658][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5909.546658][T19513] 
[ 5909.549574][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5909.549574][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5909.549574][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5909.549574][T19513]      ipv6_find_idev+0x102/0x170
[ 5909.549574][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5909.549574][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5909.549574][T19513]      netlink_rcv_skb+0x130/0x360
[ 5909.549574][T19513]      netlink_unicast+0x449/0x710
[ 5909.549574][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5909.549574][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5909.549574][T19513]      ___sys_sendmsg+0xee/0x170
[ 5909.549574][T19513]      __sys_sendmsg+0xcd/0x170
[ 5909.549574][T19513]      do_syscall_64+0xc6/0x1e0
[ 5909.549574][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5909.549574][T19513] 
[ 5919.791180][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5919.791733][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5919.791733][T19513]      netdev_get_by_index+0x5e/0x80
[ 5919.791733][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5919.791733][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5919.791733][T19513]      ip6_route_add+0x1c/0x140
[ 5919.791733][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5919.791733][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5919.791733][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5919.791733][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5919.791733][T19513]      netlink_rcv_skb+0x130/0x360
[ 5919.791733][T19513]      netlink_unicast+0x449/0x710
[ 5919.791733][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5919.791733][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5919.791733][T19513]      ___sys_sendmsg+0xee/0x170
[ 5919.791733][T19513]      __sys_sendmsg+0xcd/0x170
[ 5919.791733][T19513]      do_syscall_64+0xc6/0x1e0
[ 5919.791733][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5919.791733][T19513] 
[ 5919.795414][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5919.795414][T19513]      netdev_get_by_index+0x5e/0x80
[ 5919.795414][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5919.795414][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5919.795414][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5919.795414][T19513]      ipv6_add_addr+0x411/0x2000
[ 5919.795414][T19513]      inet6_addr_add+0x30e/0xa40
[ 5919.795414][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5919.795414][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5919.795414][T19513]      netlink_rcv_skb+0x130/0x360
[ 5919.795414][T19513]      netlink_unicast+0x449/0x710
[ 5919.795414][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5919.795414][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5919.795414][T19513]      ___sys_sendmsg+0xee/0x170
[ 5919.795414][T19513]      __sys_sendmsg+0xcd/0x170
[ 5919.795414][T19513]      do_syscall_64+0xc6/0x1e0
[ 5919.795414][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5919.795414][T19513] 
[ 5919.799087][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5919.799087][T19513]      netdev_get_by_index+0x5e/0x80
[ 5919.799087][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5919.799087][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5919.799087][T19513]      ip6_route_add+0x1c/0x140
[ 5919.799087][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5919.799087][T19513]      addrconf_add_dev+0xe2/0x170
[ 5919.799087][T19513]      inet6_addr_add+0x12f/0xa40
[ 5919.799087][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5919.799087][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5919.799087][T19513]      netlink_rcv_skb+0x130/0x360
[ 5919.799087][T19513]      netlink_unicast+0x449/0x710
[ 5919.799087][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5919.799087][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5919.799087][T19513]      ___sys_sendmsg+0xee/0x170
[ 5919.799087][T19513]      __sys_sendmsg+0xcd/0x170
[ 5919.799087][T19513]      do_syscall_64+0xc6/0x1e0
[ 5919.799087][T19513] 
[ 5919.802694][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5919.802694][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5919.802694][T19513]      ipv6_find_idev+0x102/0x170
[ 5919.802694][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5919.802694][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5919.802694][T19513]      netlink_rcv_skb+0x130/0x360
[ 5919.802694][T19513]      netlink_unicast+0x449/0x710
[ 5919.802694][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5919.802694][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5919.802694][T19513]      ___sys_sendmsg+0xee/0x170
[ 5919.802694][T19513]      __sys_sendmsg+0xcd/0x170
[ 5919.802694][T19513]      do_syscall_64+0xc6/0x1e0
[ 5919.802694][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5919.802694][T19513] 
[ 5919.805517][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5919.805517][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5919.805517][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5919.805517][T19513]      ipv6_find_idev+0x102/0x170
[ 5919.805517][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5919.805517][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5919.805517][T19513]      netlink_rcv_skb+0x130/0x360
[ 5919.805517][T19513]      netlink_unicast+0x449/0x710
[ 5919.805517][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5919.805517][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5919.805517][T19513]      ___sys_sendmsg+0xee/0x170
[ 5919.805517][T19513]      __sys_sendmsg+0xcd/0x170
[ 5919.805517][T19513]      do_syscall_64+0xc6/0x1e0
[ 5919.805517][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5919.805517][T19513] 
[ 5930.047113][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5930.047599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5930.047599][T19513]      netdev_get_by_index+0x5e/0x80
[ 5930.047599][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5930.047599][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5930.047599][T19513]      ip6_route_add+0x1c/0x140
[ 5930.047599][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5930.047599][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5930.047599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5930.047599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5930.047599][T19513]      netlink_rcv_skb+0x130/0x360
[ 5930.047599][T19513]      netlink_unicast+0x449/0x710
[ 5930.047599][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5930.047599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5930.047599][T19513]      ___sys_sendmsg+0xee/0x170
[ 5930.047599][T19513]      __sys_sendmsg+0xcd/0x170
[ 5930.047599][T19513]      do_syscall_64+0xc6/0x1e0
[ 5930.047599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5930.047599][T19513] 
[ 5930.050074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5930.050074][T19513]      netdev_get_by_index+0x5e/0x80
[ 5930.050074][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5930.050074][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5930.050074][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5930.050074][T19513]      ipv6_add_addr+0x411/0x2000
[ 5930.050074][T19513]      inet6_addr_add+0x30e/0xa40
[ 5930.050074][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5930.050074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5930.050074][T19513]      netlink_rcv_skb+0x130/0x360
[ 5930.050074][T19513]      netlink_unicast+0x449/0x710
[ 5930.050074][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5930.050074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5930.050074][T19513]      ___sys_sendmsg+0xee/0x170
[ 5930.050074][T19513]      __sys_sendmsg+0xcd/0x170
[ 5930.050074][T19513]      do_syscall_64+0xc6/0x1e0
[ 5930.050074][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5930.050074][T19513] 
[ 5930.053584][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5930.053584][T19513]      netdev_get_by_index+0x5e/0x80
[ 5930.053584][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5930.053584][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5930.053584][T19513]      ip6_route_add+0x1c/0x140
[ 5930.053584][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5930.053584][T19513]      addrconf_add_dev+0xe2/0x170
[ 5930.053584][T19513]      inet6_addr_add+0x12f/0xa40
[ 5930.053584][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5930.053584][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5930.053584][T19513]      netlink_rcv_skb+0x130/0x360
[ 5930.053584][T19513]      netlink_unicast+0x449/0x710
[ 5930.053584][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5930.053584][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5930.053584][T19513]      ___sys_sendmsg+0xee/0x170
[ 5930.053584][T19513]      __sys_sendmsg+0xcd/0x170
[ 5930.053584][T19513]      do_syscall_64+0xc6/0x1e0
[ 5930.053584][T19513] 
[ 5930.056592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5930.056592][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5930.056592][T19513]      ipv6_find_idev+0x102/0x170
[ 5930.056592][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5930.056592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5930.056592][T19513]      netlink_rcv_skb+0x130/0x360
[ 5930.056592][T19513]      netlink_unicast+0x449/0x710
[ 5930.056592][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5930.056592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5930.056592][T19513]      ___sys_sendmsg+0xee/0x170
[ 5930.056592][T19513]      __sys_sendmsg+0xcd/0x170
[ 5930.056592][T19513]      do_syscall_64+0xc6/0x1e0
[ 5930.056592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5930.056592][T19513] 
[ 5930.058644][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5930.058644][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5930.058644][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5930.058644][T19513]      ipv6_find_idev+0x102/0x170
[ 5930.058644][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5930.058644][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5930.058644][T19513]      netlink_rcv_skb+0x130/0x360
[ 5930.058644][T19513]      netlink_unicast+0x449/0x710
[ 5930.058644][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5930.058644][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5930.058644][T19513]      ___sys_sendmsg+0xee/0x170
[ 5930.058644][T19513]      __sys_sendmsg+0xcd/0x170
[ 5930.058644][T19513]      do_syscall_64+0xc6/0x1e0
[ 5930.058644][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5930.058644][T19513] 
[ 5940.303189][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5940.303603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5940.303603][T19513]      netdev_get_by_index+0x5e/0x80
[ 5940.303603][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5940.303603][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5940.303603][T19513]      ip6_route_add+0x1c/0x140
[ 5940.303603][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5940.303603][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5940.303603][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5940.303603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5940.303603][T19513]      netlink_rcv_skb+0x130/0x360
[ 5940.303603][T19513]      netlink_unicast+0x449/0x710
[ 5940.303603][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5940.303603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5940.303603][T19513]      ___sys_sendmsg+0xee/0x170
[ 5940.303603][T19513]      __sys_sendmsg+0xcd/0x170
[ 5940.303603][T19513]      do_syscall_64+0xc6/0x1e0
[ 5940.303603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5940.303603][T19513] 
[ 5940.305878][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5940.305878][T19513]      netdev_get_by_index+0x5e/0x80
[ 5940.305878][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5940.305878][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5940.305878][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5940.305878][T19513]      ipv6_add_addr+0x411/0x2000
[ 5940.305878][T19513]      inet6_addr_add+0x30e/0xa40
[ 5940.305878][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5940.305878][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5940.305878][T19513]      netlink_rcv_skb+0x130/0x360
[ 5940.305878][T19513]      netlink_unicast+0x449/0x710
[ 5940.305878][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5940.305878][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5940.305878][T19513]      ___sys_sendmsg+0xee/0x170
[ 5940.305878][T19513]      __sys_sendmsg+0xcd/0x170
[ 5940.305878][T19513]      do_syscall_64+0xc6/0x1e0
[ 5940.305878][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5940.305878][T19513] 
[ 5940.308103][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5940.308103][T19513]      netdev_get_by_index+0x5e/0x80
[ 5940.308103][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5940.308103][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5940.308103][T19513]      ip6_route_add+0x1c/0x140
[ 5940.308103][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5940.308103][T19513]      addrconf_add_dev+0xe2/0x170
[ 5940.308103][T19513]      inet6_addr_add+0x12f/0xa40
[ 5940.308103][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5940.308103][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5940.308103][T19513]      netlink_rcv_skb+0x130/0x360
[ 5940.308103][T19513]      netlink_unicast+0x449/0x710
[ 5940.308103][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5940.308103][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5940.308103][T19513]      ___sys_sendmsg+0xee/0x170
[ 5940.308103][T19513]      __sys_sendmsg+0xcd/0x170
[ 5940.308103][T19513]      do_syscall_64+0xc6/0x1e0
[ 5940.308103][T19513] 
[ 5940.310317][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5940.310317][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5940.310317][T19513]      ipv6_find_idev+0x102/0x170
[ 5940.310317][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5940.310317][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5940.310317][T19513]      netlink_rcv_skb+0x130/0x360
[ 5940.310317][T19513]      netlink_unicast+0x449/0x710
[ 5940.310317][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5940.310317][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5940.310317][T19513]      ___sys_sendmsg+0xee/0x170
[ 5940.310317][T19513]      __sys_sendmsg+0xcd/0x170
[ 5940.310317][T19513]      do_syscall_64+0xc6/0x1e0
[ 5940.310317][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5940.310317][T19513] 
[ 5940.312022][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5940.312022][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5940.312022][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5940.312022][T19513]      ipv6_find_idev+0x102/0x170
[ 5940.312022][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5940.312022][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5940.312022][T19513]      netlink_rcv_skb+0x130/0x360
[ 5940.312022][T19513]      netlink_unicast+0x449/0x710
[ 5940.312022][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5940.312022][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5940.312022][T19513]      ___sys_sendmsg+0xee/0x170
[ 5940.312022][T19513]      __sys_sendmsg+0xcd/0x170
[ 5940.312022][T19513]      do_syscall_64+0xc6/0x1e0
[ 5940.312022][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5940.312022][T19513] 
[ 5950.551129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5950.551610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5950.551610][T19513]      netdev_get_by_index+0x5e/0x80
[ 5950.551610][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5950.551610][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5950.551610][T19513]      ip6_route_add+0x1c/0x140
[ 5950.551610][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5950.551610][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5950.551610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5950.551610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5950.551610][T19513]      netlink_rcv_skb+0x130/0x360
[ 5950.551610][T19513]      netlink_unicast+0x449/0x710
[ 5950.551610][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5950.551610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5950.551610][T19513]      ___sys_sendmsg+0xee/0x170
[ 5950.551610][T19513]      __sys_sendmsg+0xcd/0x170
[ 5950.551610][T19513]      do_syscall_64+0xc6/0x1e0
[ 5950.551610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5950.551610][T19513] 
[ 5950.553865][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5950.553865][T19513]      netdev_get_by_index+0x5e/0x80
[ 5950.553865][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5950.553865][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5950.553865][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5950.553865][T19513]      ipv6_add_addr+0x411/0x2000
[ 5950.553865][T19513]      inet6_addr_add+0x30e/0xa40
[ 5950.553865][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5950.553865][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5950.553865][T19513]      netlink_rcv_skb+0x130/0x360
[ 5950.553865][T19513]      netlink_unicast+0x449/0x710
[ 5950.553865][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5950.553865][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5950.553865][T19513]      ___sys_sendmsg+0xee/0x170
[ 5950.553865][T19513]      __sys_sendmsg+0xcd/0x170
[ 5950.553865][T19513]      do_syscall_64+0xc6/0x1e0
[ 5950.553865][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5950.553865][T19513] 
[ 5950.556087][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5950.556087][T19513]      netdev_get_by_index+0x5e/0x80
[ 5950.556087][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5950.556087][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5950.556087][T19513]      ip6_route_add+0x1c/0x140
[ 5950.556087][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5950.556087][T19513]      addrconf_add_dev+0xe2/0x170
[ 5950.556087][T19513]      inet6_addr_add+0x12f/0xa40
[ 5950.556087][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5950.556087][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5950.556087][T19513]      netlink_rcv_skb+0x130/0x360
[ 5950.556087][T19513]      netlink_unicast+0x449/0x710
[ 5950.556087][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5950.556087][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5950.556087][T19513]      ___sys_sendmsg+0xee/0x170
[ 5950.556087][T19513]      __sys_sendmsg+0xcd/0x170
[ 5950.556087][T19513]      do_syscall_64+0xc6/0x1e0
[ 5950.556087][T19513] 
[ 5950.558281][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5950.558281][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5950.558281][T19513]      ipv6_find_idev+0x102/0x170
[ 5950.558281][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5950.558281][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5950.558281][T19513]      netlink_rcv_skb+0x130/0x360
[ 5950.558281][T19513]      netlink_unicast+0x449/0x710
[ 5950.558281][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5950.558281][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5950.558281][T19513]      ___sys_sendmsg+0xee/0x170
[ 5950.558281][T19513]      __sys_sendmsg+0xcd/0x170
[ 5950.558281][T19513]      do_syscall_64+0xc6/0x1e0
[ 5950.558281][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5950.558281][T19513] 
[ 5950.560002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5950.560002][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5950.560002][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5950.560002][T19513]      ipv6_find_idev+0x102/0x170
[ 5950.560002][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5950.560002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5950.560002][T19513]      netlink_rcv_skb+0x130/0x360
[ 5950.560002][T19513]      netlink_unicast+0x449/0x710
[ 5950.560002][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5950.560002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5950.560002][T19513]      ___sys_sendmsg+0xee/0x170
[ 5950.560002][T19513]      __sys_sendmsg+0xcd/0x170
[ 5950.560002][T19513]      do_syscall_64+0xc6/0x1e0
[ 5950.560002][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5950.560002][T19513] 
[ 5960.799180][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5960.799654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5960.799654][T19513]      netdev_get_by_index+0x5e/0x80
[ 5960.799654][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5960.799654][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5960.799654][T19513]      ip6_route_add+0x1c/0x140
[ 5960.799654][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5960.799654][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5960.799654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5960.799654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5960.799654][T19513]      netlink_rcv_skb+0x130/0x360
[ 5960.799654][T19513]      netlink_unicast+0x449/0x710
[ 5960.799654][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5960.799654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5960.799654][T19513]      ___sys_sendmsg+0xee/0x170
[ 5960.799654][T19513]      __sys_sendmsg+0xcd/0x170
[ 5960.799654][T19513]      do_syscall_64+0xc6/0x1e0
[ 5960.799654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5960.799654][T19513] 
[ 5960.801961][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5960.801961][T19513]      netdev_get_by_index+0x5e/0x80
[ 5960.801961][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5960.801961][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5960.801961][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5960.801961][T19513]      ipv6_add_addr+0x411/0x2000
[ 5960.801961][T19513]      inet6_addr_add+0x30e/0xa40
[ 5960.801961][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5960.801961][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5960.801961][T19513]      netlink_rcv_skb+0x130/0x360
[ 5960.801961][T19513]      netlink_unicast+0x449/0x710
[ 5960.801961][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5960.801961][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5960.801961][T19513]      ___sys_sendmsg+0xee/0x170
[ 5960.801961][T19513]      __sys_sendmsg+0xcd/0x170
[ 5960.801961][T19513]      do_syscall_64+0xc6/0x1e0
[ 5960.801961][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5960.801961][T19513] 
[ 5960.804185][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5960.804185][T19513]      netdev_get_by_index+0x5e/0x80
[ 5960.804185][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5960.804185][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5960.804185][T19513]      ip6_route_add+0x1c/0x140
[ 5960.804185][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5960.804185][T19513]      addrconf_add_dev+0xe2/0x170
[ 5960.804185][T19513]      inet6_addr_add+0x12f/0xa40
[ 5960.804185][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5960.804185][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5960.804185][T19513]      netlink_rcv_skb+0x130/0x360
[ 5960.804185][T19513]      netlink_unicast+0x449/0x710
[ 5960.804185][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5960.804185][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5960.804185][T19513]      ___sys_sendmsg+0xee/0x170
[ 5960.804185][T19513]      __sys_sendmsg+0xcd/0x170
[ 5960.804185][T19513]      do_syscall_64+0xc6/0x1e0
[ 5960.804185][T19513] 
[ 5960.806363][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5960.806363][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5960.806363][T19513]      ipv6_find_idev+0x102/0x170
[ 5960.806363][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5960.806363][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5960.806363][T19513]      netlink_rcv_skb+0x130/0x360
[ 5960.806363][T19513]      netlink_unicast+0x449/0x710
[ 5960.806363][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5960.806363][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5960.806363][T19513]      ___sys_sendmsg+0xee/0x170
[ 5960.806363][T19513]      __sys_sendmsg+0xcd/0x170
[ 5960.806363][T19513]      do_syscall_64+0xc6/0x1e0
[ 5960.806363][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5960.806363][T19513] 
[ 5960.808071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5960.808071][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5960.808071][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5960.808071][T19513]      ipv6_find_idev+0x102/0x170
[ 5960.808071][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5960.808071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5960.808071][T19513]      netlink_rcv_skb+0x130/0x360
[ 5960.808071][T19513]      netlink_unicast+0x449/0x710
[ 5960.808071][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5960.808071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5960.808071][T19513]      ___sys_sendmsg+0xee/0x170
[ 5960.808071][T19513]      __sys_sendmsg+0xcd/0x170
[ 5960.808071][T19513]      do_syscall_64+0xc6/0x1e0
[ 5960.808071][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5960.808071][T19513] 
[ 5971.047164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5971.047660][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5971.047660][T19513]      netdev_get_by_index+0x5e/0x80
[ 5971.047660][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5971.047660][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5971.047660][T19513]      ip6_route_add+0x1c/0x140
[ 5971.047660][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5971.047660][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5971.047660][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5971.047660][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5971.047660][T19513]      netlink_rcv_skb+0x130/0x360
[ 5971.047660][T19513]      netlink_unicast+0x449/0x710
[ 5971.047660][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5971.047660][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5971.047660][T19513]      ___sys_sendmsg+0xee/0x170
[ 5971.047660][T19513]      __sys_sendmsg+0xcd/0x170
[ 5971.047660][T19513]      do_syscall_64+0xc6/0x1e0
[ 5971.047660][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5971.047660][T19513] 
[ 5971.049925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5971.049925][T19513]      netdev_get_by_index+0x5e/0x80
[ 5971.049925][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5971.049925][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5971.049925][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5971.049925][T19513]      ipv6_add_addr+0x411/0x2000
[ 5971.049925][T19513]      inet6_addr_add+0x30e/0xa40
[ 5971.049925][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5971.049925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5971.049925][T19513]      netlink_rcv_skb+0x130/0x360
[ 5971.049925][T19513]      netlink_unicast+0x449/0x710
[ 5971.049925][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5971.049925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5971.049925][T19513]      ___sys_sendmsg+0xee/0x170
[ 5971.049925][T19513]      __sys_sendmsg+0xcd/0x170
[ 5971.049925][T19513]      do_syscall_64+0xc6/0x1e0
[ 5971.049925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5971.049925][T19513] 
[ 5971.052167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5971.052167][T19513]      netdev_get_by_index+0x5e/0x80
[ 5971.052167][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5971.052167][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5971.052167][T19513]      ip6_route_add+0x1c/0x140
[ 5971.052167][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5971.052167][T19513]      addrconf_add_dev+0xe2/0x170
[ 5971.052167][T19513]      inet6_addr_add+0x12f/0xa40
[ 5971.052167][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5971.052167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5971.052167][T19513]      netlink_rcv_skb+0x130/0x360
[ 5971.052167][T19513]      netlink_unicast+0x449/0x710
[ 5971.052167][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5971.052167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5971.052167][T19513]      ___sys_sendmsg+0xee/0x170
[ 5971.052167][T19513]      __sys_sendmsg+0xcd/0x170
[ 5971.052167][T19513]      do_syscall_64+0xc6/0x1e0
[ 5971.052167][T19513] 
[ 5971.054359][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5971.054359][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5971.054359][T19513]      ipv6_find_idev+0x102/0x170
[ 5971.054359][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5971.054359][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5971.054359][T19513]      netlink_rcv_skb+0x130/0x360
[ 5971.054359][T19513]      netlink_unicast+0x449/0x710
[ 5971.054359][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5971.054359][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5971.054359][T19513]      ___sys_sendmsg+0xee/0x170
[ 5971.054359][T19513]      __sys_sendmsg+0xcd/0x170
[ 5971.054359][T19513]      do_syscall_64+0xc6/0x1e0
[ 5971.054359][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5971.054359][T19513] 
[ 5971.056069][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5971.056069][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5971.056069][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5971.056069][T19513]      ipv6_find_idev+0x102/0x170
[ 5971.056069][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5971.056069][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5971.056069][T19513]      netlink_rcv_skb+0x130/0x360
[ 5971.056069][T19513]      netlink_unicast+0x449/0x710
[ 5971.056069][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5971.056069][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5971.056069][T19513]      ___sys_sendmsg+0xee/0x170
[ 5971.056069][T19513]      __sys_sendmsg+0xcd/0x170
[ 5971.056069][T19513]      do_syscall_64+0xc6/0x1e0
[ 5971.056069][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5971.056069][T19513] 
[ 5981.295143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5981.295635][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5981.295635][T19513]      netdev_get_by_index+0x5e/0x80
[ 5981.295635][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5981.295635][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5981.295635][T19513]      ip6_route_add+0x1c/0x140
[ 5981.295635][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5981.295635][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5981.295635][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5981.295635][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5981.295635][T19513]      netlink_rcv_skb+0x130/0x360
[ 5981.295635][T19513]      netlink_unicast+0x449/0x710
[ 5981.295635][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5981.295635][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5981.295635][T19513]      ___sys_sendmsg+0xee/0x170
[ 5981.295635][T19513]      __sys_sendmsg+0xcd/0x170
[ 5981.295635][T19513]      do_syscall_64+0xc6/0x1e0
[ 5981.295635][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5981.295635][T19513] 
[ 5981.297874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5981.297874][T19513]      netdev_get_by_index+0x5e/0x80
[ 5981.297874][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5981.297874][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5981.297874][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5981.297874][T19513]      ipv6_add_addr+0x411/0x2000
[ 5981.297874][T19513]      inet6_addr_add+0x30e/0xa40
[ 5981.297874][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5981.297874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5981.297874][T19513]      netlink_rcv_skb+0x130/0x360
[ 5981.297874][T19513]      netlink_unicast+0x449/0x710
[ 5981.297874][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5981.297874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5981.297874][T19513]      ___sys_sendmsg+0xee/0x170
[ 5981.297874][T19513]      __sys_sendmsg+0xcd/0x170
[ 5981.297874][T19513]      do_syscall_64+0xc6/0x1e0
[ 5981.297874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5981.297874][T19513] 
[ 5981.300160][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5981.300160][T19513]      netdev_get_by_index+0x5e/0x80
[ 5981.300160][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5981.300160][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5981.300160][T19513]      ip6_route_add+0x1c/0x140
[ 5981.300160][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5981.300160][T19513]      addrconf_add_dev+0xe2/0x170
[ 5981.300160][T19513]      inet6_addr_add+0x12f/0xa40
[ 5981.300160][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5981.300160][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5981.300160][T19513]      netlink_rcv_skb+0x130/0x360
[ 5981.300160][T19513]      netlink_unicast+0x449/0x710
[ 5981.300160][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5981.300160][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5981.300160][T19513]      ___sys_sendmsg+0xee/0x170
[ 5981.300160][T19513]      __sys_sendmsg+0xcd/0x170
[ 5981.300160][T19513]      do_syscall_64+0xc6/0x1e0
[ 5981.300160][T19513] 
[ 5981.302365][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5981.302365][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5981.302365][T19513]      ipv6_find_idev+0x102/0x170
[ 5981.302365][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5981.302365][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5981.302365][T19513]      netlink_rcv_skb+0x130/0x360
[ 5981.302365][T19513]      netlink_unicast+0x449/0x710
[ 5981.302365][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5981.302365][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5981.302365][T19513]      ___sys_sendmsg+0xee/0x170
[ 5981.302365][T19513]      __sys_sendmsg+0xcd/0x170
[ 5981.302365][T19513]      do_syscall_64+0xc6/0x1e0
[ 5981.302365][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5981.302365][T19513] 
[ 5981.304117][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5981.304117][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5981.304117][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5981.304117][T19513]      ipv6_find_idev+0x102/0x170
[ 5981.304117][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5981.304117][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5981.304117][T19513]      netlink_rcv_skb+0x130/0x360
[ 5981.304117][T19513]      netlink_unicast+0x449/0x710
[ 5981.304117][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5981.304117][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5981.304117][T19513]      ___sys_sendmsg+0xee/0x170
[ 5981.304117][T19513]      __sys_sendmsg+0xcd/0x170
[ 5981.304117][T19513]      do_syscall_64+0xc6/0x1e0
[ 5981.304117][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5981.304117][T19513] 
[ 5991.551152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 5991.551626][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5991.551626][T19513]      netdev_get_by_index+0x5e/0x80
[ 5991.551626][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5991.551626][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5991.551626][T19513]      ip6_route_add+0x1c/0x140
[ 5991.551626][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 5991.551626][T19513]      inet6_addr_add+0x4f8/0xa40
[ 5991.551626][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5991.551626][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5991.551626][T19513]      netlink_rcv_skb+0x130/0x360
[ 5991.551626][T19513]      netlink_unicast+0x449/0x710
[ 5991.551626][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5991.551626][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5991.551626][T19513]      ___sys_sendmsg+0xee/0x170
[ 5991.551626][T19513]      __sys_sendmsg+0xcd/0x170
[ 5991.551626][T19513]      do_syscall_64+0xc6/0x1e0
[ 5991.551626][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5991.551626][T19513] 
[ 5991.553907][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5991.553907][T19513]      netdev_get_by_index+0x5e/0x80
[ 5991.553907][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5991.553907][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5991.553907][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 5991.553907][T19513]      ipv6_add_addr+0x411/0x2000
[ 5991.553907][T19513]      inet6_addr_add+0x30e/0xa40
[ 5991.553907][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5991.553907][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5991.553907][T19513]      netlink_rcv_skb+0x130/0x360
[ 5991.553907][T19513]      netlink_unicast+0x449/0x710
[ 5991.553907][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5991.553907][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5991.553907][T19513]      ___sys_sendmsg+0xee/0x170
[ 5991.553907][T19513]      __sys_sendmsg+0xcd/0x170
[ 5991.553907][T19513]      do_syscall_64+0xc6/0x1e0
[ 5991.553907][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5991.553907][T19513] 
[ 5991.556137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5991.556137][T19513]      netdev_get_by_index+0x5e/0x80
[ 5991.556137][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 5991.556137][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 5991.556137][T19513]      ip6_route_add+0x1c/0x140
[ 5991.556137][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 5991.556137][T19513]      addrconf_add_dev+0xe2/0x170
[ 5991.556137][T19513]      inet6_addr_add+0x12f/0xa40
[ 5991.556137][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 5991.556137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5991.556137][T19513]      netlink_rcv_skb+0x130/0x360
[ 5991.556137][T19513]      netlink_unicast+0x449/0x710
[ 5991.556137][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5991.556137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5991.556137][T19513]      ___sys_sendmsg+0xee/0x170
[ 5991.556137][T19513]      __sys_sendmsg+0xcd/0x170
[ 5991.556137][T19513]      do_syscall_64+0xc6/0x1e0
[ 5991.556137][T19513] 
[ 5991.558321][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5991.558321][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 5991.558321][T19513]      ipv6_find_idev+0x102/0x170
[ 5991.558321][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5991.558321][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5991.558321][T19513]      netlink_rcv_skb+0x130/0x360
[ 5991.558321][T19513]      netlink_unicast+0x449/0x710
[ 5991.558321][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5991.558321][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5991.558321][T19513]      ___sys_sendmsg+0xee/0x170
[ 5991.558321][T19513]      __sys_sendmsg+0xcd/0x170
[ 5991.558321][T19513]      do_syscall_64+0xc6/0x1e0
[ 5991.558321][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5991.558321][T19513] 
[ 5991.560037][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 5991.560037][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 5991.560037][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 5991.560037][T19513]      ipv6_find_idev+0x102/0x170
[ 5991.560037][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 5991.560037][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 5991.560037][T19513]      netlink_rcv_skb+0x130/0x360
[ 5991.560037][T19513]      netlink_unicast+0x449/0x710
[ 5991.560037][T19513]      netlink_sendmsg+0x723/0xbe0
[ 5991.560037][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 5991.560037][T19513]      ___sys_sendmsg+0xee/0x170
[ 5991.560037][T19513]      __sys_sendmsg+0xcd/0x170
[ 5991.560037][T19513]      do_syscall_64+0xc6/0x1e0
[ 5991.560037][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 5991.560037][T19513] 
[ 6001.655163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6001.655577][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6001.655577][T19513]      netdev_get_by_index+0x5e/0x80
[ 6001.655577][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6001.655577][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6001.655577][T19513]      ip6_route_add+0x1c/0x140
[ 6001.655577][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6001.655577][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6001.655577][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6001.655577][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6001.655577][T19513]      netlink_rcv_skb+0x130/0x360
[ 6001.655577][T19513]      netlink_unicast+0x449/0x710
[ 6001.655577][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6001.655577][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6001.655577][T19513]      ___sys_sendmsg+0xee/0x170
[ 6001.655577][T19513]      __sys_sendmsg+0xcd/0x170
[ 6001.655577][T19513]      do_syscall_64+0xc6/0x1e0
[ 6001.655577][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6001.655577][T19513] 
[ 6001.657880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6001.657880][T19513]      netdev_get_by_index+0x5e/0x80
[ 6001.657880][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6001.657880][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6001.657880][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6001.657880][T19513]      ipv6_add_addr+0x411/0x2000
[ 6001.657880][T19513]      inet6_addr_add+0x30e/0xa40
[ 6001.657880][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6001.657880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6001.657880][T19513]      netlink_rcv_skb+0x130/0x360
[ 6001.657880][T19513]      netlink_unicast+0x449/0x710
[ 6001.657880][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6001.657880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6001.657880][T19513]      ___sys_sendmsg+0xee/0x170
[ 6001.657880][T19513]      __sys_sendmsg+0xcd/0x170
[ 6001.657880][T19513]      do_syscall_64+0xc6/0x1e0
[ 6001.657880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6001.657880][T19513] 
[ 6001.660147][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6001.660147][T19513]      netdev_get_by_index+0x5e/0x80
[ 6001.660147][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6001.660147][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6001.660147][T19513]      ip6_route_add+0x1c/0x140
[ 6001.660147][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6001.660147][T19513]      addrconf_add_dev+0xe2/0x170
[ 6001.660147][T19513]      inet6_addr_add+0x12f/0xa40
[ 6001.660147][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6001.660147][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6001.660147][T19513]      netlink_rcv_skb+0x130/0x360
[ 6001.660147][T19513]      netlink_unicast+0x449/0x710
[ 6001.660147][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6001.660147][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6001.660147][T19513]      ___sys_sendmsg+0xee/0x170
[ 6001.660147][T19513]      __sys_sendmsg+0xcd/0x170
[ 6001.660147][T19513]      do_syscall_64+0xc6/0x1e0
[ 6001.660147][T19513] 
[ 6001.662363][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6001.662363][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6001.662363][T19513]      ipv6_find_idev+0x102/0x170
[ 6001.662363][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6001.662363][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6001.662363][T19513]      netlink_rcv_skb+0x130/0x360
[ 6001.662363][T19513]      netlink_unicast+0x449/0x710
[ 6001.662363][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6001.662363][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6001.662363][T19513]      ___sys_sendmsg+0xee/0x170
[ 6001.662363][T19513]      __sys_sendmsg+0xcd/0x170
[ 6001.662363][T19513]      do_syscall_64+0xc6/0x1e0
[ 6001.662363][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6001.662363][T19513] 
[ 6001.664110][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6001.664110][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6001.664110][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6001.664110][T19513]      ipv6_find_idev+0x102/0x170
[ 6001.664110][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6001.664110][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6001.664110][T19513]      netlink_rcv_skb+0x130/0x360
[ 6001.664110][T19513]      netlink_unicast+0x449/0x710
[ 6001.664110][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6001.664110][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6001.664110][T19513]      ___sys_sendmsg+0xee/0x170
[ 6001.664110][T19513]      __sys_sendmsg+0xcd/0x170
[ 6001.664110][T19513]      do_syscall_64+0xc6/0x1e0
[ 6001.664110][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6001.664110][T19513] 
[ 6011.903138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6011.903581][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6011.903581][T19513]      netdev_get_by_index+0x5e/0x80
[ 6011.903581][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6011.903581][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6011.903581][T19513]      ip6_route_add+0x1c/0x140
[ 6011.903581][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6011.903581][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6011.903581][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6011.903581][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6011.903581][T19513]      netlink_rcv_skb+0x130/0x360
[ 6011.903581][T19513]      netlink_unicast+0x449/0x710
[ 6011.903581][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6011.903581][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6011.903581][T19513]      ___sys_sendmsg+0xee/0x170
[ 6011.903581][T19513]      __sys_sendmsg+0xcd/0x170
[ 6011.903581][T19513]      do_syscall_64+0xc6/0x1e0
[ 6011.903581][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6011.903581][T19513] 
[ 6011.905857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6011.905857][T19513]      netdev_get_by_index+0x5e/0x80
[ 6011.905857][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6011.905857][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6011.905857][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6011.905857][T19513]      ipv6_add_addr+0x411/0x2000
[ 6011.905857][T19513]      inet6_addr_add+0x30e/0xa40
[ 6011.905857][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6011.905857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6011.905857][T19513]      netlink_rcv_skb+0x130/0x360
[ 6011.905857][T19513]      netlink_unicast+0x449/0x710
[ 6011.905857][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6011.905857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6011.905857][T19513]      ___sys_sendmsg+0xee/0x170
[ 6011.905857][T19513]      __sys_sendmsg+0xcd/0x170
[ 6011.905857][T19513]      do_syscall_64+0xc6/0x1e0
[ 6011.905857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6011.905857][T19513] 
[ 6011.908165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6011.908165][T19513]      netdev_get_by_index+0x5e/0x80
[ 6011.908165][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6011.908165][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6011.908165][T19513]      ip6_route_add+0x1c/0x140
[ 6011.908165][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6011.908165][T19513]      addrconf_add_dev+0xe2/0x170
[ 6011.908165][T19513]      inet6_addr_add+0x12f/0xa40
[ 6011.908165][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6011.908165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6011.908165][T19513]      netlink_rcv_skb+0x130/0x360
[ 6011.908165][T19513]      netlink_unicast+0x449/0x710
[ 6011.908165][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6011.908165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6011.908165][T19513]      ___sys_sendmsg+0xee/0x170
[ 6011.908165][T19513]      __sys_sendmsg+0xcd/0x170
[ 6011.908165][T19513]      do_syscall_64+0xc6/0x1e0
[ 6011.908165][T19513] 
[ 6011.910370][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6011.910370][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6011.910370][T19513]      ipv6_find_idev+0x102/0x170
[ 6011.910370][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6011.910370][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6011.910370][T19513]      netlink_rcv_skb+0x130/0x360
[ 6011.910370][T19513]      netlink_unicast+0x449/0x710
[ 6011.910370][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6011.910370][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6011.910370][T19513]      ___sys_sendmsg+0xee/0x170
[ 6011.910370][T19513]      __sys_sendmsg+0xcd/0x170
[ 6011.910370][T19513]      do_syscall_64+0xc6/0x1e0
[ 6011.910370][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6011.910370][T19513] 
[ 6011.912084][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6011.912084][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6011.912084][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6011.912084][T19513]      ipv6_find_idev+0x102/0x170
[ 6011.912084][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6011.912084][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6011.912084][T19513]      netlink_rcv_skb+0x130/0x360
[ 6011.912084][T19513]      netlink_unicast+0x449/0x710
[ 6011.912084][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6011.912084][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6011.912084][T19513]      ___sys_sendmsg+0xee/0x170
[ 6011.912084][T19513]      __sys_sendmsg+0xcd/0x170
[ 6011.912084][T19513]      do_syscall_64+0xc6/0x1e0
[ 6011.912084][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6011.912084][T19513] 
[ 6022.151160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6022.151604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6022.151604][T19513]      netdev_get_by_index+0x5e/0x80
[ 6022.151604][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6022.151604][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6022.151604][T19513]      ip6_route_add+0x1c/0x140
[ 6022.151604][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6022.151604][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6022.151604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6022.151604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6022.151604][T19513]      netlink_rcv_skb+0x130/0x360
[ 6022.151604][T19513]      netlink_unicast+0x449/0x710
[ 6022.151604][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6022.151604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6022.151604][T19513]      ___sys_sendmsg+0xee/0x170
[ 6022.151604][T19513]      __sys_sendmsg+0xcd/0x170
[ 6022.151604][T19513]      do_syscall_64+0xc6/0x1e0
[ 6022.151604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6022.151604][T19513] 
[ 6022.154031][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6022.154031][T19513]      netdev_get_by_index+0x5e/0x80
[ 6022.154031][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6022.154031][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6022.154031][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6022.154031][T19513]      ipv6_add_addr+0x411/0x2000
[ 6022.154031][T19513]      inet6_addr_add+0x30e/0xa40
[ 6022.154031][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6022.154031][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6022.154031][T19513]      netlink_rcv_skb+0x130/0x360
[ 6022.154031][T19513]      netlink_unicast+0x449/0x710
[ 6022.154031][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6022.154031][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6022.154031][T19513]      ___sys_sendmsg+0xee/0x170
[ 6022.154031][T19513]      __sys_sendmsg+0xcd/0x170
[ 6022.154031][T19513]      do_syscall_64+0xc6/0x1e0
[ 6022.154031][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6022.154031][T19513] 
[ 6022.156351][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6022.156351][T19513]      netdev_get_by_index+0x5e/0x80
[ 6022.156351][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6022.156351][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6022.156351][T19513]      ip6_route_add+0x1c/0x140
[ 6022.156351][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6022.156351][T19513]      addrconf_add_dev+0xe2/0x170
[ 6022.156351][T19513]      inet6_addr_add+0x12f/0xa40
[ 6022.156351][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6022.156351][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6022.156351][T19513]      netlink_rcv_skb+0x130/0x360
[ 6022.156351][T19513]      netlink_unicast+0x449/0x710
[ 6022.156351][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6022.156351][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6022.156351][T19513]      ___sys_sendmsg+0xee/0x170
[ 6022.156351][T19513]      __sys_sendmsg+0xcd/0x170
[ 6022.156351][T19513]      do_syscall_64+0xc6/0x1e0
[ 6022.156351][T19513] 
[ 6022.158528][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6022.158528][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6022.158528][T19513]      ipv6_find_idev+0x102/0x170
[ 6022.158528][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6022.158528][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6022.158528][T19513]      netlink_rcv_skb+0x130/0x360
[ 6022.158528][T19513]      netlink_unicast+0x449/0x710
[ 6022.158528][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6022.158528][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6022.158528][T19513]      ___sys_sendmsg+0xee/0x170
[ 6022.158528][T19513]      __sys_sendmsg+0xcd/0x170
[ 6022.158528][T19513]      do_syscall_64+0xc6/0x1e0
[ 6022.158528][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6022.158528][T19513] 
[ 6022.160235][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6022.160235][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6022.160235][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6022.160235][T19513]      ipv6_find_idev+0x102/0x170
[ 6022.160235][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6022.160235][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6022.160235][T19513]      netlink_rcv_skb+0x130/0x360
[ 6022.160235][T19513]      netlink_unicast+0x449/0x710
[ 6022.160235][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6022.160235][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6022.160235][T19513]      ___sys_sendmsg+0xee/0x170
[ 6022.160235][T19513]      __sys_sendmsg+0xcd/0x170
[ 6022.160235][T19513]      do_syscall_64+0xc6/0x1e0
[ 6022.160235][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6022.160235][T19513] 
[ 6032.399127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6032.399596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6032.399596][T19513]      netdev_get_by_index+0x5e/0x80
[ 6032.399596][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6032.399596][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6032.399596][T19513]      ip6_route_add+0x1c/0x140
[ 6032.399596][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6032.399596][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6032.399596][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6032.399596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6032.399596][T19513]      netlink_rcv_skb+0x130/0x360
[ 6032.399596][T19513]      netlink_unicast+0x449/0x710
[ 6032.399596][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6032.399596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6032.399596][T19513]      ___sys_sendmsg+0xee/0x170
[ 6032.399596][T19513]      __sys_sendmsg+0xcd/0x170
[ 6032.399596][T19513]      do_syscall_64+0xc6/0x1e0
[ 6032.399596][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6032.399596][T19513] 
[ 6032.401881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6032.401881][T19513]      netdev_get_by_index+0x5e/0x80
[ 6032.401881][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6032.401881][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6032.401881][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6032.401881][T19513]      ipv6_add_addr+0x411/0x2000
[ 6032.401881][T19513]      inet6_addr_add+0x30e/0xa40
[ 6032.401881][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6032.401881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6032.401881][T19513]      netlink_rcv_skb+0x130/0x360
[ 6032.401881][T19513]      netlink_unicast+0x449/0x710
[ 6032.401881][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6032.401881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6032.401881][T19513]      ___sys_sendmsg+0xee/0x170
[ 6032.401881][T19513]      __sys_sendmsg+0xcd/0x170
[ 6032.401881][T19513]      do_syscall_64+0xc6/0x1e0
[ 6032.401881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6032.401881][T19513] 
[ 6032.404120][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6032.404120][T19513]      netdev_get_by_index+0x5e/0x80
[ 6032.404120][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6032.404120][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6032.404120][T19513]      ip6_route_add+0x1c/0x140
[ 6032.404120][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6032.404120][T19513]      addrconf_add_dev+0xe2/0x170
[ 6032.404120][T19513]      inet6_addr_add+0x12f/0xa40
[ 6032.404120][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6032.404120][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6032.404120][T19513]      netlink_rcv_skb+0x130/0x360
[ 6032.404120][T19513]      netlink_unicast+0x449/0x710
[ 6032.404120][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6032.404120][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6032.404120][T19513]      ___sys_sendmsg+0xee/0x170
[ 6032.404120][T19513]      __sys_sendmsg+0xcd/0x170
[ 6032.404120][T19513]      do_syscall_64+0xc6/0x1e0
[ 6032.404120][T19513] 
[ 6032.406328][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6032.406328][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6032.406328][T19513]      ipv6_find_idev+0x102/0x170
[ 6032.406328][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6032.406328][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6032.406328][T19513]      netlink_rcv_skb+0x130/0x360
[ 6032.406328][T19513]      netlink_unicast+0x449/0x710
[ 6032.406328][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6032.406328][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6032.406328][T19513]      ___sys_sendmsg+0xee/0x170
[ 6032.406328][T19513]      __sys_sendmsg+0xcd/0x170
[ 6032.406328][T19513]      do_syscall_64+0xc6/0x1e0
[ 6032.406328][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6032.406328][T19513] 
[ 6032.408040][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6032.408040][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6032.408040][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6032.408040][T19513]      ipv6_find_idev+0x102/0x170
[ 6032.408040][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6032.408040][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6032.408040][T19513]      netlink_rcv_skb+0x130/0x360
[ 6032.408040][T19513]      netlink_unicast+0x449/0x710
[ 6032.408040][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6032.408040][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6032.408040][T19513]      ___sys_sendmsg+0xee/0x170
[ 6032.408040][T19513]      __sys_sendmsg+0xcd/0x170
[ 6032.408040][T19513]      do_syscall_64+0xc6/0x1e0
[ 6032.408040][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6032.408040][T19513] 
[ 6042.647172][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6042.647583][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6042.647583][T19513]      netdev_get_by_index+0x5e/0x80
[ 6042.647583][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6042.647583][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6042.647583][T19513]      ip6_route_add+0x1c/0x140
[ 6042.647583][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6042.647583][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6042.647583][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6042.647583][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6042.647583][T19513]      netlink_rcv_skb+0x130/0x360
[ 6042.647583][T19513]      netlink_unicast+0x449/0x710
[ 6042.647583][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6042.647583][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6042.647583][T19513]      ___sys_sendmsg+0xee/0x170
[ 6042.647583][T19513]      __sys_sendmsg+0xcd/0x170
[ 6042.647583][T19513]      do_syscall_64+0xc6/0x1e0
[ 6042.647583][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6042.647583][T19513] 
[ 6042.649833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6042.649833][T19513]      netdev_get_by_index+0x5e/0x80
[ 6042.649833][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6042.649833][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6042.649833][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6042.649833][T19513]      ipv6_add_addr+0x411/0x2000
[ 6042.649833][T19513]      inet6_addr_add+0x30e/0xa40
[ 6042.649833][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6042.649833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6042.649833][T19513]      netlink_rcv_skb+0x130/0x360
[ 6042.649833][T19513]      netlink_unicast+0x449/0x710
[ 6042.649833][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6042.649833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6042.649833][T19513]      ___sys_sendmsg+0xee/0x170
[ 6042.649833][T19513]      __sys_sendmsg+0xcd/0x170
[ 6042.649833][T19513]      do_syscall_64+0xc6/0x1e0
[ 6042.649833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6042.649833][T19513] 
[ 6042.652039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6042.652039][T19513]      netdev_get_by_index+0x5e/0x80
[ 6042.652039][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6042.652039][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6042.652039][T19513]      ip6_route_add+0x1c/0x140
[ 6042.652039][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6042.652039][T19513]      addrconf_add_dev+0xe2/0x170
[ 6042.652039][T19513]      inet6_addr_add+0x12f/0xa40
[ 6042.652039][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6042.652039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6042.652039][T19513]      netlink_rcv_skb+0x130/0x360
[ 6042.652039][T19513]      netlink_unicast+0x449/0x710
[ 6042.652039][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6042.652039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6042.652039][T19513]      ___sys_sendmsg+0xee/0x170
[ 6042.652039][T19513]      __sys_sendmsg+0xcd/0x170
[ 6042.652039][T19513]      do_syscall_64+0xc6/0x1e0
[ 6042.652039][T19513] 
[ 6042.654221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6042.654221][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6042.654221][T19513]      ipv6_find_idev+0x102/0x170
[ 6042.654221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6042.654221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6042.654221][T19513]      netlink_rcv_skb+0x130/0x360
[ 6042.654221][T19513]      netlink_unicast+0x449/0x710
[ 6042.654221][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6042.654221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6042.654221][T19513]      ___sys_sendmsg+0xee/0x170
[ 6042.654221][T19513]      __sys_sendmsg+0xcd/0x170
[ 6042.654221][T19513]      do_syscall_64+0xc6/0x1e0
[ 6042.654221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6042.654221][T19513] 
[ 6042.655918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6042.655918][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6042.655918][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6042.655918][T19513]      ipv6_find_idev+0x102/0x170
[ 6042.655918][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6042.655918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6042.655918][T19513]      netlink_rcv_skb+0x130/0x360
[ 6042.655918][T19513]      netlink_unicast+0x449/0x710
[ 6042.655918][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6042.655918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6042.655918][T19513]      ___sys_sendmsg+0xee/0x170
[ 6042.655918][T19513]      __sys_sendmsg+0xcd/0x170
[ 6042.655918][T19513]      do_syscall_64+0xc6/0x1e0
[ 6042.655918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6042.655918][T19513] 
[ 6052.895125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6052.895587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6052.895587][T19513]      netdev_get_by_index+0x5e/0x80
[ 6052.895587][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6052.895587][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6052.895587][T19513]      ip6_route_add+0x1c/0x140
[ 6052.895587][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6052.895587][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6052.895587][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6052.895587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6052.895587][T19513]      netlink_rcv_skb+0x130/0x360
[ 6052.895587][T19513]      netlink_unicast+0x449/0x710
[ 6052.895587][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6052.895587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6052.895587][T19513]      ___sys_sendmsg+0xee/0x170
[ 6052.895587][T19513]      __sys_sendmsg+0xcd/0x170
[ 6052.895587][T19513]      do_syscall_64+0xc6/0x1e0
[ 6052.895587][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6052.895587][T19513] 
[ 6052.897844][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6052.897844][T19513]      netdev_get_by_index+0x5e/0x80
[ 6052.897844][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6052.897844][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6052.897844][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6052.897844][T19513]      ipv6_add_addr+0x411/0x2000
[ 6052.897844][T19513]      inet6_addr_add+0x30e/0xa40
[ 6052.897844][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6052.897844][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6052.897844][T19513]      netlink_rcv_skb+0x130/0x360
[ 6052.897844][T19513]      netlink_unicast+0x449/0x710
[ 6052.897844][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6052.897844][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6052.897844][T19513]      ___sys_sendmsg+0xee/0x170
[ 6052.897844][T19513]      __sys_sendmsg+0xcd/0x170
[ 6052.897844][T19513]      do_syscall_64+0xc6/0x1e0
[ 6052.897844][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6052.897844][T19513] 
[ 6052.900077][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6052.900077][T19513]      netdev_get_by_index+0x5e/0x80
[ 6052.900077][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6052.900077][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6052.900077][T19513]      ip6_route_add+0x1c/0x140
[ 6052.900077][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6052.900077][T19513]      addrconf_add_dev+0xe2/0x170
[ 6052.900077][T19513]      inet6_addr_add+0x12f/0xa40
[ 6052.900077][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6052.900077][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6052.900077][T19513]      netlink_rcv_skb+0x130/0x360
[ 6052.900077][T19513]      netlink_unicast+0x449/0x710
[ 6052.900077][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6052.900077][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6052.900077][T19513]      ___sys_sendmsg+0xee/0x170
[ 6052.900077][T19513]      __sys_sendmsg+0xcd/0x170
[ 6052.900077][T19513]      do_syscall_64+0xc6/0x1e0
[ 6052.900077][T19513] 
[ 6052.902247][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6052.902247][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6052.902247][T19513]      ipv6_find_idev+0x102/0x170
[ 6052.902247][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6052.902247][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6052.902247][T19513]      netlink_rcv_skb+0x130/0x360
[ 6052.902247][T19513]      netlink_unicast+0x449/0x710
[ 6052.902247][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6052.902247][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6052.902247][T19513]      ___sys_sendmsg+0xee/0x170
[ 6052.902247][T19513]      __sys_sendmsg+0xcd/0x170
[ 6052.902247][T19513]      do_syscall_64+0xc6/0x1e0
[ 6052.902247][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6052.902247][T19513] 
[ 6052.903951][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6052.903951][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6052.903951][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6052.903951][T19513]      ipv6_find_idev+0x102/0x170
[ 6052.903951][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6052.903951][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6052.903951][T19513]      netlink_rcv_skb+0x130/0x360
[ 6052.903951][T19513]      netlink_unicast+0x449/0x710
[ 6052.903951][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6052.903951][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6052.903951][T19513]      ___sys_sendmsg+0xee/0x170
[ 6052.903951][T19513]      __sys_sendmsg+0xcd/0x170
[ 6052.903951][T19513]      do_syscall_64+0xc6/0x1e0
[ 6052.903951][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6052.903951][T19513] 
[ 6063.143142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6063.143620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6063.143620][T19513]      netdev_get_by_index+0x5e/0x80
[ 6063.143620][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6063.143620][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6063.143620][T19513]      ip6_route_add+0x1c/0x140
[ 6063.143620][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6063.143620][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6063.143620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6063.143620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6063.143620][T19513]      netlink_rcv_skb+0x130/0x360
[ 6063.143620][T19513]      netlink_unicast+0x449/0x710
[ 6063.143620][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6063.143620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6063.143620][T19513]      ___sys_sendmsg+0xee/0x170
[ 6063.143620][T19513]      __sys_sendmsg+0xcd/0x170
[ 6063.143620][T19513]      do_syscall_64+0xc6/0x1e0
[ 6063.143620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6063.143620][T19513] 
[ 6063.145839][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6063.145839][T19513]      netdev_get_by_index+0x5e/0x80
[ 6063.145839][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6063.145839][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6063.145839][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6063.145839][T19513]      ipv6_add_addr+0x411/0x2000
[ 6063.145839][T19513]      inet6_addr_add+0x30e/0xa40
[ 6063.145839][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6063.145839][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6063.145839][T19513]      netlink_rcv_skb+0x130/0x360
[ 6063.145839][T19513]      netlink_unicast+0x449/0x710
[ 6063.145839][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6063.145839][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6063.145839][T19513]      ___sys_sendmsg+0xee/0x170
[ 6063.145839][T19513]      __sys_sendmsg+0xcd/0x170
[ 6063.145839][T19513]      do_syscall_64+0xc6/0x1e0
[ 6063.145839][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6063.145839][T19513] 
[ 6063.148060][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6063.148060][T19513]      netdev_get_by_index+0x5e/0x80
[ 6063.148060][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6063.148060][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6063.148060][T19513]      ip6_route_add+0x1c/0x140
[ 6063.148060][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6063.148060][T19513]      addrconf_add_dev+0xe2/0x170
[ 6063.148060][T19513]      inet6_addr_add+0x12f/0xa40
[ 6063.148060][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6063.148060][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6063.148060][T19513]      netlink_rcv_skb+0x130/0x360
[ 6063.148060][T19513]      netlink_unicast+0x449/0x710
[ 6063.148060][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6063.148060][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6063.148060][T19513]      ___sys_sendmsg+0xee/0x170
[ 6063.148060][T19513]      __sys_sendmsg+0xcd/0x170
[ 6063.148060][T19513]      do_syscall_64+0xc6/0x1e0
[ 6063.148060][T19513] 
[ 6063.150248][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6063.150248][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6063.150248][T19513]      ipv6_find_idev+0x102/0x170
[ 6063.150248][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6063.150248][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6063.150248][T19513]      netlink_rcv_skb+0x130/0x360
[ 6063.150248][T19513]      netlink_unicast+0x449/0x710
[ 6063.150248][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6063.150248][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6063.150248][T19513]      ___sys_sendmsg+0xee/0x170
[ 6063.150248][T19513]      __sys_sendmsg+0xcd/0x170
[ 6063.150248][T19513]      do_syscall_64+0xc6/0x1e0
[ 6063.150248][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6063.150248][T19513] 
[ 6063.151946][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6063.151946][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6063.151946][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6063.151946][T19513]      ipv6_find_idev+0x102/0x170
[ 6063.151946][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6063.151946][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6063.151946][T19513]      netlink_rcv_skb+0x130/0x360
[ 6063.151946][T19513]      netlink_unicast+0x449/0x710
[ 6063.151946][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6063.151946][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6063.151946][T19513]      ___sys_sendmsg+0xee/0x170
[ 6063.151946][T19513]      __sys_sendmsg+0xcd/0x170
[ 6063.151946][T19513]      do_syscall_64+0xc6/0x1e0
[ 6063.151946][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6063.151946][T19513] 
[ 6073.391130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6073.391602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6073.391602][T19513]      netdev_get_by_index+0x5e/0x80
[ 6073.391602][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6073.391602][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6073.391602][T19513]      ip6_route_add+0x1c/0x140
[ 6073.391602][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6073.391602][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6073.391602][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6073.391602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6073.391602][T19513]      netlink_rcv_skb+0x130/0x360
[ 6073.391602][T19513]      netlink_unicast+0x449/0x710
[ 6073.391602][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6073.391602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6073.391602][T19513]      ___sys_sendmsg+0xee/0x170
[ 6073.391602][T19513]      __sys_sendmsg+0xcd/0x170
[ 6073.391602][T19513]      do_syscall_64+0xc6/0x1e0
[ 6073.391602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6073.391602][T19513] 
[ 6073.393853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6073.393853][T19513]      netdev_get_by_index+0x5e/0x80
[ 6073.393853][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6073.393853][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6073.393853][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6073.393853][T19513]      ipv6_add_addr+0x411/0x2000
[ 6073.393853][T19513]      inet6_addr_add+0x30e/0xa40
[ 6073.393853][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6073.393853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6073.393853][T19513]      netlink_rcv_skb+0x130/0x360
[ 6073.393853][T19513]      netlink_unicast+0x449/0x710
[ 6073.393853][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6073.393853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6073.393853][T19513]      ___sys_sendmsg+0xee/0x170
[ 6073.393853][T19513]      __sys_sendmsg+0xcd/0x170
[ 6073.393853][T19513]      do_syscall_64+0xc6/0x1e0
[ 6073.393853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6073.393853][T19513] 
[ 6073.396075][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6073.396075][T19513]      netdev_get_by_index+0x5e/0x80
[ 6073.396075][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6073.396075][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6073.396075][T19513]      ip6_route_add+0x1c/0x140
[ 6073.396075][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6073.396075][T19513]      addrconf_add_dev+0xe2/0x170
[ 6073.396075][T19513]      inet6_addr_add+0x12f/0xa40
[ 6073.396075][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6073.396075][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6073.396075][T19513]      netlink_rcv_skb+0x130/0x360
[ 6073.396075][T19513]      netlink_unicast+0x449/0x710
[ 6073.396075][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6073.396075][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6073.396075][T19513]      ___sys_sendmsg+0xee/0x170
[ 6073.396075][T19513]      __sys_sendmsg+0xcd/0x170
[ 6073.396075][T19513]      do_syscall_64+0xc6/0x1e0
[ 6073.396075][T19513] 
[ 6073.398401][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6073.398401][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6073.398401][T19513]      ipv6_find_idev+0x102/0x170
[ 6073.398401][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6073.398401][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6073.398401][T19513]      netlink_rcv_skb+0x130/0x360
[ 6073.398401][T19513]      netlink_unicast+0x449/0x710
[ 6073.398401][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6073.398401][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6073.398401][T19513]      ___sys_sendmsg+0xee/0x170
[ 6073.398401][T19513]      __sys_sendmsg+0xcd/0x170
[ 6073.398401][T19513]      do_syscall_64+0xc6/0x1e0
[ 6073.398401][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6073.398401][T19513] 
[ 6073.400114][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6073.400114][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6073.400114][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6073.400114][T19513]      ipv6_find_idev+0x102/0x170
[ 6073.400114][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6073.400114][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6073.400114][T19513]      netlink_rcv_skb+0x130/0x360
[ 6073.400114][T19513]      netlink_unicast+0x449/0x710
[ 6073.400114][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6073.400114][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6073.400114][T19513]      ___sys_sendmsg+0xee/0x170
[ 6073.400114][T19513]      __sys_sendmsg+0xcd/0x170
[ 6073.400114][T19513]      do_syscall_64+0xc6/0x1e0
[ 6073.400114][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6073.400114][T19513] 
[ 6083.639119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6083.639581][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6083.639581][T19513]      netdev_get_by_index+0x5e/0x80
[ 6083.639581][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6083.639581][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6083.639581][T19513]      ip6_route_add+0x1c/0x140
[ 6083.639581][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6083.639581][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6083.639581][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6083.639581][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6083.639581][T19513]      netlink_rcv_skb+0x130/0x360
[ 6083.639581][T19513]      netlink_unicast+0x449/0x710
[ 6083.639581][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6083.639581][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6083.639581][T19513]      ___sys_sendmsg+0xee/0x170
[ 6083.639581][T19513]      __sys_sendmsg+0xcd/0x170
[ 6083.639581][T19513]      do_syscall_64+0xc6/0x1e0
[ 6083.639581][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6083.639581][T19513] 
[ 6083.641835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6083.641835][T19513]      netdev_get_by_index+0x5e/0x80
[ 6083.641835][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6083.641835][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6083.641835][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6083.641835][T19513]      ipv6_add_addr+0x411/0x2000
[ 6083.641835][T19513]      inet6_addr_add+0x30e/0xa40
[ 6083.641835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6083.641835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6083.641835][T19513]      netlink_rcv_skb+0x130/0x360
[ 6083.641835][T19513]      netlink_unicast+0x449/0x710
[ 6083.641835][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6083.641835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6083.641835][T19513]      ___sys_sendmsg+0xee/0x170
[ 6083.641835][T19513]      __sys_sendmsg+0xcd/0x170
[ 6083.641835][T19513]      do_syscall_64+0xc6/0x1e0
[ 6083.641835][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6083.641835][T19513] 
[ 6083.644043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6083.644043][T19513]      netdev_get_by_index+0x5e/0x80
[ 6083.644043][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6083.644043][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6083.644043][T19513]      ip6_route_add+0x1c/0x140
[ 6083.644043][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6083.644043][T19513]      addrconf_add_dev+0xe2/0x170
[ 6083.644043][T19513]      inet6_addr_add+0x12f/0xa40
[ 6083.644043][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6083.644043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6083.644043][T19513]      netlink_rcv_skb+0x130/0x360
[ 6083.644043][T19513]      netlink_unicast+0x449/0x710
[ 6083.644043][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6083.644043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6083.644043][T19513]      ___sys_sendmsg+0xee/0x170
[ 6083.644043][T19513]      __sys_sendmsg+0xcd/0x170
[ 6083.644043][T19513]      do_syscall_64+0xc6/0x1e0
[ 6083.644043][T19513] 
[ 6083.646258][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6083.646258][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6083.646258][T19513]      ipv6_find_idev+0x102/0x170
[ 6083.646258][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6083.646258][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6083.646258][T19513]      netlink_rcv_skb+0x130/0x360
[ 6083.646258][T19513]      netlink_unicast+0x449/0x710
[ 6083.646258][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6083.646258][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6083.646258][T19513]      ___sys_sendmsg+0xee/0x170
[ 6083.646258][T19513]      __sys_sendmsg+0xcd/0x170
[ 6083.646258][T19513]      do_syscall_64+0xc6/0x1e0
[ 6083.646258][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6083.646258][T19513] 
[ 6083.648001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6083.648001][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6083.648001][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6083.648001][T19513]      ipv6_find_idev+0x102/0x170
[ 6083.648001][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6083.648001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6083.648001][T19513]      netlink_rcv_skb+0x130/0x360
[ 6083.648001][T19513]      netlink_unicast+0x449/0x710
[ 6083.648001][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6083.648001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6083.648001][T19513]      ___sys_sendmsg+0xee/0x170
[ 6083.648001][T19513]      __sys_sendmsg+0xcd/0x170
[ 6083.648001][T19513]      do_syscall_64+0xc6/0x1e0
[ 6083.648001][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6083.648001][T19513] 
[ 6093.887151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6093.887622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6093.887622][T19513]      netdev_get_by_index+0x5e/0x80
[ 6093.887622][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6093.887622][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6093.887622][T19513]      ip6_route_add+0x1c/0x140
[ 6093.887622][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6093.887622][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6093.887622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6093.887622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6093.887622][T19513]      netlink_rcv_skb+0x130/0x360
[ 6093.887622][T19513]      netlink_unicast+0x449/0x710
[ 6093.887622][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6093.887622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6093.887622][T19513]      ___sys_sendmsg+0xee/0x170
[ 6093.887622][T19513]      __sys_sendmsg+0xcd/0x170
[ 6093.887622][T19513]      do_syscall_64+0xc6/0x1e0
[ 6093.887622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6093.887622][T19513] 
[ 6093.889894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6093.889894][T19513]      netdev_get_by_index+0x5e/0x80
[ 6093.889894][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6093.889894][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6093.889894][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6093.889894][T19513]      ipv6_add_addr+0x411/0x2000
[ 6093.889894][T19513]      inet6_addr_add+0x30e/0xa40
[ 6093.889894][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6093.889894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6093.889894][T19513]      netlink_rcv_skb+0x130/0x360
[ 6093.889894][T19513]      netlink_unicast+0x449/0x710
[ 6093.889894][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6093.889894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6093.889894][T19513]      ___sys_sendmsg+0xee/0x170
[ 6093.889894][T19513]      __sys_sendmsg+0xcd/0x170
[ 6093.889894][T19513]      do_syscall_64+0xc6/0x1e0
[ 6093.889894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6093.889894][T19513] 
[ 6093.892111][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6093.892111][T19513]      netdev_get_by_index+0x5e/0x80
[ 6093.892111][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6093.892111][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6093.892111][T19513]      ip6_route_add+0x1c/0x140
[ 6093.892111][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6093.892111][T19513]      addrconf_add_dev+0xe2/0x170
[ 6093.892111][T19513]      inet6_addr_add+0x12f/0xa40
[ 6093.892111][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6093.892111][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6093.892111][T19513]      netlink_rcv_skb+0x130/0x360
[ 6093.892111][T19513]      netlink_unicast+0x449/0x710
[ 6093.892111][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6093.892111][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6093.892111][T19513]      ___sys_sendmsg+0xee/0x170
[ 6093.892111][T19513]      __sys_sendmsg+0xcd/0x170
[ 6093.892111][T19513]      do_syscall_64+0xc6/0x1e0
[ 6093.892111][T19513] 
[ 6093.894271][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6093.894271][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6093.894271][T19513]      ipv6_find_idev+0x102/0x170
[ 6093.894271][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6093.894271][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6093.894271][T19513]      netlink_rcv_skb+0x130/0x360
[ 6093.894271][T19513]      netlink_unicast+0x449/0x710
[ 6093.894271][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6093.894271][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6093.894271][T19513]      ___sys_sendmsg+0xee/0x170
[ 6093.894271][T19513]      __sys_sendmsg+0xcd/0x170
[ 6093.894271][T19513]      do_syscall_64+0xc6/0x1e0
[ 6093.894271][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6093.894271][T19513] 
[ 6093.895967][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6093.895967][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6093.895967][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6093.895967][T19513]      ipv6_find_idev+0x102/0x170
[ 6093.895967][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6093.895967][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6093.895967][T19513]      netlink_rcv_skb+0x130/0x360
[ 6093.895967][T19513]      netlink_unicast+0x449/0x710
[ 6093.895967][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6093.895967][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6093.895967][T19513]      ___sys_sendmsg+0xee/0x170
[ 6093.895967][T19513]      __sys_sendmsg+0xcd/0x170
[ 6093.895967][T19513]      do_syscall_64+0xc6/0x1e0
[ 6093.895967][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6093.895967][T19513] 
[ 6104.135191][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6104.135666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6104.135666][T19513]      netdev_get_by_index+0x5e/0x80
[ 6104.135666][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6104.135666][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6104.135666][T19513]      ip6_route_add+0x1c/0x140
[ 6104.135666][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6104.135666][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6104.135666][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6104.135666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6104.135666][T19513]      netlink_rcv_skb+0x130/0x360
[ 6104.135666][T19513]      netlink_unicast+0x449/0x710
[ 6104.135666][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6104.135666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6104.135666][T19513]      ___sys_sendmsg+0xee/0x170
[ 6104.135666][T19513]      __sys_sendmsg+0xcd/0x170
[ 6104.135666][T19513]      do_syscall_64+0xc6/0x1e0
[ 6104.135666][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6104.135666][T19513] 
[ 6104.137895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6104.137895][T19513]      netdev_get_by_index+0x5e/0x80
[ 6104.137895][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6104.137895][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6104.137895][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6104.137895][T19513]      ipv6_add_addr+0x411/0x2000
[ 6104.137895][T19513]      inet6_addr_add+0x30e/0xa40
[ 6104.137895][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6104.137895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6104.137895][T19513]      netlink_rcv_skb+0x130/0x360
[ 6104.137895][T19513]      netlink_unicast+0x449/0x710
[ 6104.137895][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6104.137895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6104.137895][T19513]      ___sys_sendmsg+0xee/0x170
[ 6104.137895][T19513]      __sys_sendmsg+0xcd/0x170
[ 6104.137895][T19513]      do_syscall_64+0xc6/0x1e0
[ 6104.137895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6104.137895][T19513] 
[ 6104.140108][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6104.140108][T19513]      netdev_get_by_index+0x5e/0x80
[ 6104.140108][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6104.140108][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6104.140108][T19513]      ip6_route_add+0x1c/0x140
[ 6104.140108][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6104.140108][T19513]      addrconf_add_dev+0xe2/0x170
[ 6104.140108][T19513]      inet6_addr_add+0x12f/0xa40
[ 6104.140108][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6104.140108][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6104.140108][T19513]      netlink_rcv_skb+0x130/0x360
[ 6104.140108][T19513]      netlink_unicast+0x449/0x710
[ 6104.140108][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6104.140108][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6104.140108][T19513]      ___sys_sendmsg+0xee/0x170
[ 6104.140108][T19513]      __sys_sendmsg+0xcd/0x170
[ 6104.140108][T19513]      do_syscall_64+0xc6/0x1e0
[ 6104.140108][T19513] 
[ 6104.142271][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6104.142271][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6104.142271][T19513]      ipv6_find_idev+0x102/0x170
[ 6104.142271][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6104.142271][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6104.142271][T19513]      netlink_rcv_skb+0x130/0x360
[ 6104.142271][T19513]      netlink_unicast+0x449/0x710
[ 6104.142271][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6104.142271][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6104.142271][T19513]      ___sys_sendmsg+0xee/0x170
[ 6104.142271][T19513]      __sys_sendmsg+0xcd/0x170
[ 6104.142271][T19513]      do_syscall_64+0xc6/0x1e0
[ 6104.142271][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6104.142271][T19513] 
[ 6104.143964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6104.143964][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6104.143964][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6104.143964][T19513]      ipv6_find_idev+0x102/0x170
[ 6104.143964][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6104.143964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6104.143964][T19513]      netlink_rcv_skb+0x130/0x360
[ 6104.143964][T19513]      netlink_unicast+0x449/0x710
[ 6104.143964][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6104.143964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6104.143964][T19513]      ___sys_sendmsg+0xee/0x170
[ 6104.143964][T19513]      __sys_sendmsg+0xcd/0x170
[ 6104.143964][T19513]      do_syscall_64+0xc6/0x1e0
[ 6104.143964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6104.143964][T19513] 
[ 6114.383128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6114.383590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6114.383590][T19513]      netdev_get_by_index+0x5e/0x80
[ 6114.383590][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6114.383590][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6114.383590][T19513]      ip6_route_add+0x1c/0x140
[ 6114.383590][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6114.383590][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6114.383590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6114.383590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6114.383590][T19513]      netlink_rcv_skb+0x130/0x360
[ 6114.383590][T19513]      netlink_unicast+0x449/0x710
[ 6114.383590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6114.383590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6114.383590][T19513]      ___sys_sendmsg+0xee/0x170
[ 6114.383590][T19513]      __sys_sendmsg+0xcd/0x170
[ 6114.383590][T19513]      do_syscall_64+0xc6/0x1e0
[ 6114.383590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6114.383590][T19513] 
[ 6114.385852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6114.385852][T19513]      netdev_get_by_index+0x5e/0x80
[ 6114.385852][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6114.385852][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6114.385852][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6114.385852][T19513]      ipv6_add_addr+0x411/0x2000
[ 6114.385852][T19513]      inet6_addr_add+0x30e/0xa40
[ 6114.385852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6114.385852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6114.385852][T19513]      netlink_rcv_skb+0x130/0x360
[ 6114.385852][T19513]      netlink_unicast+0x449/0x710
[ 6114.385852][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6114.385852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6114.385852][T19513]      ___sys_sendmsg+0xee/0x170
[ 6114.385852][T19513]      __sys_sendmsg+0xcd/0x170
[ 6114.385852][T19513]      do_syscall_64+0xc6/0x1e0
[ 6114.385852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6114.385852][T19513] 
[ 6114.388071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6114.388071][T19513]      netdev_get_by_index+0x5e/0x80
[ 6114.388071][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6114.388071][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6114.388071][T19513]      ip6_route_add+0x1c/0x140
[ 6114.388071][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6114.388071][T19513]      addrconf_add_dev+0xe2/0x170
[ 6114.388071][T19513]      inet6_addr_add+0x12f/0xa40
[ 6114.388071][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6114.388071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6114.388071][T19513]      netlink_rcv_skb+0x130/0x360
[ 6114.388071][T19513]      netlink_unicast+0x449/0x710
[ 6114.388071][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6114.388071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6114.388071][T19513]      ___sys_sendmsg+0xee/0x170
[ 6114.388071][T19513]      __sys_sendmsg+0xcd/0x170
[ 6114.388071][T19513]      do_syscall_64+0xc6/0x1e0
[ 6114.388071][T19513] 
[ 6114.390269][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6114.390269][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6114.390269][T19513]      ipv6_find_idev+0x102/0x170
[ 6114.390269][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6114.390269][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6114.390269][T19513]      netlink_rcv_skb+0x130/0x360
[ 6114.390269][T19513]      netlink_unicast+0x449/0x710
[ 6114.390269][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6114.390269][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6114.390269][T19513]      ___sys_sendmsg+0xee/0x170
[ 6114.390269][T19513]      __sys_sendmsg+0xcd/0x170
[ 6114.390269][T19513]      do_syscall_64+0xc6/0x1e0
[ 6114.390269][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6114.390269][T19513] 
[ 6114.391977][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6114.391977][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6114.391977][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6114.391977][T19513]      ipv6_find_idev+0x102/0x170
[ 6114.391977][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6114.391977][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6114.391977][T19513]      netlink_rcv_skb+0x130/0x360
[ 6114.391977][T19513]      netlink_unicast+0x449/0x710
[ 6114.391977][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6114.391977][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6114.391977][T19513]      ___sys_sendmsg+0xee/0x170
[ 6114.391977][T19513]      __sys_sendmsg+0xcd/0x170
[ 6114.391977][T19513]      do_syscall_64+0xc6/0x1e0
[ 6114.391977][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6114.391977][T19513] 
[ 6124.431159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6124.431627][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6124.431627][T19513]      netdev_get_by_index+0x5e/0x80
[ 6124.431627][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6124.431627][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6124.431627][T19513]      ip6_route_add+0x1c/0x140
[ 6124.431627][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6124.431627][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6124.431627][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6124.431627][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6124.431627][T19513]      netlink_rcv_skb+0x130/0x360
[ 6124.431627][T19513]      netlink_unicast+0x449/0x710
[ 6124.431627][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6124.431627][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6124.431627][T19513]      ___sys_sendmsg+0xee/0x170
[ 6124.431627][T19513]      __sys_sendmsg+0xcd/0x170
[ 6124.431627][T19513]      do_syscall_64+0xc6/0x1e0
[ 6124.431627][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6124.431627][T19513] 
[ 6124.433893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6124.433893][T19513]      netdev_get_by_index+0x5e/0x80
[ 6124.433893][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6124.433893][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6124.433893][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6124.433893][T19513]      ipv6_add_addr+0x411/0x2000
[ 6124.433893][T19513]      inet6_addr_add+0x30e/0xa40
[ 6124.433893][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6124.433893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6124.433893][T19513]      netlink_rcv_skb+0x130/0x360
[ 6124.433893][T19513]      netlink_unicast+0x449/0x710
[ 6124.433893][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6124.433893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6124.433893][T19513]      ___sys_sendmsg+0xee/0x170
[ 6124.433893][T19513]      __sys_sendmsg+0xcd/0x170
[ 6124.433893][T19513]      do_syscall_64+0xc6/0x1e0
[ 6124.433893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6124.433893][T19513] 
[ 6124.436114][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6124.436114][T19513]      netdev_get_by_index+0x5e/0x80
[ 6124.436114][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6124.436114][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6124.436114][T19513]      ip6_route_add+0x1c/0x140
[ 6124.436114][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6124.436114][T19513]      addrconf_add_dev+0xe2/0x170
[ 6124.436114][T19513]      inet6_addr_add+0x12f/0xa40
[ 6124.436114][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6124.436114][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6124.436114][T19513]      netlink_rcv_skb+0x130/0x360
[ 6124.436114][T19513]      netlink_unicast+0x449/0x710
[ 6124.436114][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6124.436114][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6124.436114][T19513]      ___sys_sendmsg+0xee/0x170
[ 6124.436114][T19513]      __sys_sendmsg+0xcd/0x170
[ 6124.436114][T19513]      do_syscall_64+0xc6/0x1e0
[ 6124.436114][T19513] 
[ 6124.438305][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6124.438305][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6124.438305][T19513]      ipv6_find_idev+0x102/0x170
[ 6124.438305][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6124.438305][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6124.438305][T19513]      netlink_rcv_skb+0x130/0x360
[ 6124.438305][T19513]      netlink_unicast+0x449/0x710
[ 6124.438305][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6124.438305][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6124.438305][T19513]      ___sys_sendmsg+0xee/0x170
[ 6124.438305][T19513]      __sys_sendmsg+0xcd/0x170
[ 6124.438305][T19513]      do_syscall_64+0xc6/0x1e0
[ 6124.438305][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6124.438305][T19513] 
[ 6124.440016][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6124.440016][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6124.440016][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6124.440016][T19513]      ipv6_find_idev+0x102/0x170
[ 6124.440016][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6124.440016][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6124.440016][T19513]      netlink_rcv_skb+0x130/0x360
[ 6124.440016][T19513]      netlink_unicast+0x449/0x710
[ 6124.440016][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6124.440016][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6124.440016][T19513]      ___sys_sendmsg+0xee/0x170
[ 6124.440016][T19513]      __sys_sendmsg+0xcd/0x170
[ 6124.440016][T19513]      do_syscall_64+0xc6/0x1e0
[ 6124.440016][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6124.440016][T19513] 
[ 6134.839255][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6134.839747][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6134.839747][T19513]      netdev_get_by_index+0x5e/0x80
[ 6134.839747][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6134.839747][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6134.839747][T19513]      ip6_route_add+0x1c/0x140
[ 6134.839747][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6134.839747][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6134.839747][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6134.839747][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6134.839747][T19513]      netlink_rcv_skb+0x130/0x360
[ 6134.839747][T19513]      netlink_unicast+0x449/0x710
[ 6134.839747][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6134.839747][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6134.839747][T19513]      ___sys_sendmsg+0xee/0x170
[ 6134.839747][T19513]      __sys_sendmsg+0xcd/0x170
[ 6134.839747][T19513]      do_syscall_64+0xc6/0x1e0
[ 6134.839747][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6134.839747][T19513] 
[ 6134.842049][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6134.842049][T19513]      netdev_get_by_index+0x5e/0x80
[ 6134.842049][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6134.842049][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6134.842049][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6134.842049][T19513]      ipv6_add_addr+0x411/0x2000
[ 6134.842049][T19513]      inet6_addr_add+0x30e/0xa40
[ 6134.842049][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6134.842049][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6134.842049][T19513]      netlink_rcv_skb+0x130/0x360
[ 6134.842049][T19513]      netlink_unicast+0x449/0x710
[ 6134.842049][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6134.842049][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6134.842049][T19513]      ___sys_sendmsg+0xee/0x170
[ 6134.842049][T19513]      __sys_sendmsg+0xcd/0x170
[ 6134.842049][T19513]      do_syscall_64+0xc6/0x1e0
[ 6134.842049][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6134.842049][T19513] 
[ 6134.844324][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6134.844324][T19513]      netdev_get_by_index+0x5e/0x80
[ 6134.844324][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6134.844324][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6134.844324][T19513]      ip6_route_add+0x1c/0x140
[ 6134.844324][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6134.844324][T19513]      addrconf_add_dev+0xe2/0x170
[ 6134.844324][T19513]      inet6_addr_add+0x12f/0xa40
[ 6134.844324][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6134.844324][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6134.844324][T19513]      netlink_rcv_skb+0x130/0x360
[ 6134.844324][T19513]      netlink_unicast+0x449/0x710
[ 6134.844324][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6134.844324][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6134.844324][T19513]      ___sys_sendmsg+0xee/0x170
[ 6134.844324][T19513]      __sys_sendmsg+0xcd/0x170
[ 6134.844324][T19513]      do_syscall_64+0xc6/0x1e0
[ 6134.844324][T19513] 
[ 6134.846554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6134.846554][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6134.846554][T19513]      ipv6_find_idev+0x102/0x170
[ 6134.846554][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6134.846554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6134.846554][T19513]      netlink_rcv_skb+0x130/0x360
[ 6134.846554][T19513]      netlink_unicast+0x449/0x710
[ 6134.846554][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6134.846554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6134.846554][T19513]      ___sys_sendmsg+0xee/0x170
[ 6134.846554][T19513]      __sys_sendmsg+0xcd/0x170
[ 6134.846554][T19513]      do_syscall_64+0xc6/0x1e0
[ 6134.846554][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6134.846554][T19513] 
[ 6134.848280][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6134.848280][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6134.848280][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6134.848280][T19513]      ipv6_find_idev+0x102/0x170
[ 6134.848280][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6134.848280][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6134.848280][T19513]      netlink_rcv_skb+0x130/0x360
[ 6134.848280][T19513]      netlink_unicast+0x449/0x710
[ 6134.848280][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6134.848280][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6134.848280][T19513]      ___sys_sendmsg+0xee/0x170
[ 6134.848280][T19513]      __sys_sendmsg+0xcd/0x170
[ 6134.848280][T19513]      do_syscall_64+0xc6/0x1e0
[ 6134.848280][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6134.848280][T19513] 
[ 6145.095136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6145.095630][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6145.095630][T19513]      netdev_get_by_index+0x5e/0x80
[ 6145.095630][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6145.095630][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6145.095630][T19513]      ip6_route_add+0x1c/0x140
[ 6145.095630][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6145.095630][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6145.095630][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6145.095630][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6145.095630][T19513]      netlink_rcv_skb+0x130/0x360
[ 6145.095630][T19513]      netlink_unicast+0x449/0x710
[ 6145.095630][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6145.095630][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6145.095630][T19513]      ___sys_sendmsg+0xee/0x170
[ 6145.095630][T19513]      __sys_sendmsg+0xcd/0x170
[ 6145.095630][T19513]      do_syscall_64+0xc6/0x1e0
[ 6145.095630][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6145.095630][T19513] 
[ 6145.097904][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6145.097904][T19513]      netdev_get_by_index+0x5e/0x80
[ 6145.097904][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6145.097904][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6145.097904][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6145.097904][T19513]      ipv6_add_addr+0x411/0x2000
[ 6145.097904][T19513]      inet6_addr_add+0x30e/0xa40
[ 6145.097904][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6145.097904][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6145.097904][T19513]      netlink_rcv_skb+0x130/0x360
[ 6145.097904][T19513]      netlink_unicast+0x449/0x710
[ 6145.097904][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6145.097904][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6145.097904][T19513]      ___sys_sendmsg+0xee/0x170
[ 6145.097904][T19513]      __sys_sendmsg+0xcd/0x170
[ 6145.097904][T19513]      do_syscall_64+0xc6/0x1e0
[ 6145.097904][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6145.097904][T19513] 
[ 6145.100159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6145.100159][T19513]      netdev_get_by_index+0x5e/0x80
[ 6145.100159][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6145.100159][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6145.100159][T19513]      ip6_route_add+0x1c/0x140
[ 6145.100159][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6145.100159][T19513]      addrconf_add_dev+0xe2/0x170
[ 6145.100159][T19513]      inet6_addr_add+0x12f/0xa40
[ 6145.100159][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6145.100159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6145.100159][T19513]      netlink_rcv_skb+0x130/0x360
[ 6145.100159][T19513]      netlink_unicast+0x449/0x710
[ 6145.100159][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6145.100159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6145.100159][T19513]      ___sys_sendmsg+0xee/0x170
[ 6145.100159][T19513]      __sys_sendmsg+0xcd/0x170
[ 6145.100159][T19513]      do_syscall_64+0xc6/0x1e0
[ 6145.100159][T19513] 
[ 6145.102371][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6145.102371][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6145.102371][T19513]      ipv6_find_idev+0x102/0x170
[ 6145.102371][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6145.102371][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6145.102371][T19513]      netlink_rcv_skb+0x130/0x360
[ 6145.102371][T19513]      netlink_unicast+0x449/0x710
[ 6145.102371][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6145.102371][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6145.102371][T19513]      ___sys_sendmsg+0xee/0x170
[ 6145.102371][T19513]      __sys_sendmsg+0xcd/0x170
[ 6145.102371][T19513]      do_syscall_64+0xc6/0x1e0
[ 6145.102371][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6145.102371][T19513] 
[ 6145.104106][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6145.104106][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6145.104106][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6145.104106][T19513]      ipv6_find_idev+0x102/0x170
[ 6145.104106][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6145.104106][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6145.104106][T19513]      netlink_rcv_skb+0x130/0x360
[ 6145.104106][T19513]      netlink_unicast+0x449/0x710
[ 6145.104106][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6145.104106][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6145.104106][T19513]      ___sys_sendmsg+0xee/0x170
[ 6145.104106][T19513]      __sys_sendmsg+0xcd/0x170
[ 6145.104106][T19513]      do_syscall_64+0xc6/0x1e0
[ 6145.104106][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6145.104106][T19513] 
[ 6155.351144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6155.351636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6155.351636][T19513]      netdev_get_by_index+0x5e/0x80
[ 6155.351636][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6155.351636][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6155.351636][T19513]      ip6_route_add+0x1c/0x140
[ 6155.351636][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6155.351636][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6155.351636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6155.351636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6155.351636][T19513]      netlink_rcv_skb+0x130/0x360
[ 6155.351636][T19513]      netlink_unicast+0x449/0x710
[ 6155.351636][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6155.351636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6155.351636][T19513]      ___sys_sendmsg+0xee/0x170
[ 6155.351636][T19513]      __sys_sendmsg+0xcd/0x170
[ 6155.351636][T19513]      do_syscall_64+0xc6/0x1e0
[ 6155.351636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6155.351636][T19513] 
[ 6155.353902][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6155.353902][T19513]      netdev_get_by_index+0x5e/0x80
[ 6155.353902][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6155.353902][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6155.353902][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6155.353902][T19513]      ipv6_add_addr+0x411/0x2000
[ 6155.353902][T19513]      inet6_addr_add+0x30e/0xa40
[ 6155.353902][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6155.353902][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6155.353902][T19513]      netlink_rcv_skb+0x130/0x360
[ 6155.353902][T19513]      netlink_unicast+0x449/0x710
[ 6155.353902][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6155.353902][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6155.353902][T19513]      ___sys_sendmsg+0xee/0x170
[ 6155.353902][T19513]      __sys_sendmsg+0xcd/0x170
[ 6155.353902][T19513]      do_syscall_64+0xc6/0x1e0
[ 6155.353902][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6155.353902][T19513] 
[ 6155.356145][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6155.356145][T19513]      netdev_get_by_index+0x5e/0x80
[ 6155.356145][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6155.356145][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6155.356145][T19513]      ip6_route_add+0x1c/0x140
[ 6155.356145][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6155.356145][T19513]      addrconf_add_dev+0xe2/0x170
[ 6155.356145][T19513]      inet6_addr_add+0x12f/0xa40
[ 6155.356145][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6155.356145][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6155.356145][T19513]      netlink_rcv_skb+0x130/0x360
[ 6155.356145][T19513]      netlink_unicast+0x449/0x710
[ 6155.356145][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6155.356145][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6155.356145][T19513]      ___sys_sendmsg+0xee/0x170
[ 6155.356145][T19513]      __sys_sendmsg+0xcd/0x170
[ 6155.356145][T19513]      do_syscall_64+0xc6/0x1e0
[ 6155.356145][T19513] 
[ 6155.358374][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6155.358374][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6155.358374][T19513]      ipv6_find_idev+0x102/0x170
[ 6155.358374][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6155.358374][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6155.358374][T19513]      netlink_rcv_skb+0x130/0x360
[ 6155.358374][T19513]      netlink_unicast+0x449/0x710
[ 6155.358374][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6155.358374][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6155.358374][T19513]      ___sys_sendmsg+0xee/0x170
[ 6155.358374][T19513]      __sys_sendmsg+0xcd/0x170
[ 6155.358374][T19513]      do_syscall_64+0xc6/0x1e0
[ 6155.358374][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6155.358374][T19513] 
[ 6155.360117][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6155.360117][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6155.360117][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6155.360117][T19513]      ipv6_find_idev+0x102/0x170
[ 6155.360117][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6155.360117][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6155.360117][T19513]      netlink_rcv_skb+0x130/0x360
[ 6155.360117][T19513]      netlink_unicast+0x449/0x710
[ 6155.360117][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6155.360117][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6155.360117][T19513]      ___sys_sendmsg+0xee/0x170
[ 6155.360117][T19513]      __sys_sendmsg+0xcd/0x170
[ 6155.360117][T19513]      do_syscall_64+0xc6/0x1e0
[ 6155.360117][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6155.360117][T19513] 
[ 6165.607137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6165.607557][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6165.607557][T19513]      netdev_get_by_index+0x5e/0x80
[ 6165.607557][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6165.607557][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6165.607557][T19513]      ip6_route_add+0x1c/0x140
[ 6165.607557][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6165.607557][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6165.607557][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6165.607557][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6165.607557][T19513]      netlink_rcv_skb+0x130/0x360
[ 6165.607557][T19513]      netlink_unicast+0x449/0x710
[ 6165.607557][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6165.607557][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6165.607557][T19513]      ___sys_sendmsg+0xee/0x170
[ 6165.607557][T19513]      __sys_sendmsg+0xcd/0x170
[ 6165.607557][T19513]      do_syscall_64+0xc6/0x1e0
[ 6165.607557][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6165.607557][T19513] 
[ 6165.609848][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6165.609848][T19513]      netdev_get_by_index+0x5e/0x80
[ 6165.609848][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6165.609848][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6165.609848][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6165.609848][T19513]      ipv6_add_addr+0x411/0x2000
[ 6165.609848][T19513]      inet6_addr_add+0x30e/0xa40
[ 6165.609848][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6165.609848][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6165.609848][T19513]      netlink_rcv_skb+0x130/0x360
[ 6165.609848][T19513]      netlink_unicast+0x449/0x710
[ 6165.609848][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6165.609848][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6165.609848][T19513]      ___sys_sendmsg+0xee/0x170
[ 6165.609848][T19513]      __sys_sendmsg+0xcd/0x170
[ 6165.609848][T19513]      do_syscall_64+0xc6/0x1e0
[ 6165.609848][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6165.609848][T19513] 
[ 6165.612072][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6165.612072][T19513]      netdev_get_by_index+0x5e/0x80
[ 6165.612072][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6165.612072][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6165.612072][T19513]      ip6_route_add+0x1c/0x140
[ 6165.612072][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6165.612072][T19513]      addrconf_add_dev+0xe2/0x170
[ 6165.612072][T19513]      inet6_addr_add+0x12f/0xa40
[ 6165.612072][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6165.612072][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6165.612072][T19513]      netlink_rcv_skb+0x130/0x360
[ 6165.612072][T19513]      netlink_unicast+0x449/0x710
[ 6165.612072][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6165.612072][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6165.612072][T19513]      ___sys_sendmsg+0xee/0x170
[ 6165.612072][T19513]      __sys_sendmsg+0xcd/0x170
[ 6165.612072][T19513]      do_syscall_64+0xc6/0x1e0
[ 6165.612072][T19513] 
[ 6165.614315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6165.614315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6165.614315][T19513]      ipv6_find_idev+0x102/0x170
[ 6165.614315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6165.614315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6165.614315][T19513]      netlink_rcv_skb+0x130/0x360
[ 6165.614315][T19513]      netlink_unicast+0x449/0x710
[ 6165.614315][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6165.614315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6165.614315][T19513]      ___sys_sendmsg+0xee/0x170
[ 6165.614315][T19513]      __sys_sendmsg+0xcd/0x170
[ 6165.614315][T19513]      do_syscall_64+0xc6/0x1e0
[ 6165.614315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6165.614315][T19513] 
[ 6165.616029][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6165.616029][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6165.616029][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6165.616029][T19513]      ipv6_find_idev+0x102/0x170
[ 6165.616029][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6165.616029][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6165.616029][T19513]      netlink_rcv_skb+0x130/0x360
[ 6165.616029][T19513]      netlink_unicast+0x449/0x710
[ 6165.616029][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6165.616029][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6165.616029][T19513]      ___sys_sendmsg+0xee/0x170
[ 6165.616029][T19513]      __sys_sendmsg+0xcd/0x170
[ 6165.616029][T19513]      do_syscall_64+0xc6/0x1e0
[ 6165.616029][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6165.616029][T19513] 
[ 6175.863167][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6175.863687][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6175.863687][T19513]      netdev_get_by_index+0x5e/0x80
[ 6175.863687][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6175.863687][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6175.863687][T19513]      ip6_route_add+0x1c/0x140
[ 6175.863687][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6175.863687][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6175.863687][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6175.863687][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6175.863687][T19513]      netlink_rcv_skb+0x130/0x360
[ 6175.863687][T19513]      netlink_unicast+0x449/0x710
[ 6175.863687][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6175.863687][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6175.863687][T19513]      ___sys_sendmsg+0xee/0x170
[ 6175.863687][T19513]      __sys_sendmsg+0xcd/0x170
[ 6175.863687][T19513]      do_syscall_64+0xc6/0x1e0
[ 6175.863687][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6175.863687][T19513] 
[ 6175.865961][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6175.865961][T19513]      netdev_get_by_index+0x5e/0x80
[ 6175.865961][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6175.865961][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6175.865961][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6175.865961][T19513]      ipv6_add_addr+0x411/0x2000
[ 6175.865961][T19513]      inet6_addr_add+0x30e/0xa40
[ 6175.865961][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6175.865961][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6175.865961][T19513]      netlink_rcv_skb+0x130/0x360
[ 6175.865961][T19513]      netlink_unicast+0x449/0x710
[ 6175.865961][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6175.865961][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6175.865961][T19513]      ___sys_sendmsg+0xee/0x170
[ 6175.865961][T19513]      __sys_sendmsg+0xcd/0x170
[ 6175.865961][T19513]      do_syscall_64+0xc6/0x1e0
[ 6175.865961][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6175.865961][T19513] 
[ 6175.868249][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6175.868249][T19513]      netdev_get_by_index+0x5e/0x80
[ 6175.868249][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6175.868249][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6175.868249][T19513]      ip6_route_add+0x1c/0x140
[ 6175.868249][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6175.868249][T19513]      addrconf_add_dev+0xe2/0x170
[ 6175.868249][T19513]      inet6_addr_add+0x12f/0xa40
[ 6175.868249][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6175.868249][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6175.868249][T19513]      netlink_rcv_skb+0x130/0x360
[ 6175.868249][T19513]      netlink_unicast+0x449/0x710
[ 6175.868249][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6175.868249][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6175.868249][T19513]      ___sys_sendmsg+0xee/0x170
[ 6175.868249][T19513]      __sys_sendmsg+0xcd/0x170
[ 6175.868249][T19513]      do_syscall_64+0xc6/0x1e0
[ 6175.868249][T19513] 
[ 6175.870451][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6175.870451][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6175.870451][T19513]      ipv6_find_idev+0x102/0x170
[ 6175.870451][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6175.870451][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6175.870451][T19513]      netlink_rcv_skb+0x130/0x360
[ 6175.870451][T19513]      netlink_unicast+0x449/0x710
[ 6175.870451][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6175.870451][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6175.870451][T19513]      ___sys_sendmsg+0xee/0x170
[ 6175.870451][T19513]      __sys_sendmsg+0xcd/0x170
[ 6175.870451][T19513]      do_syscall_64+0xc6/0x1e0
[ 6175.870451][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6175.870451][T19513] 
[ 6175.872138][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6175.872138][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6175.872138][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6175.872138][T19513]      ipv6_find_idev+0x102/0x170
[ 6175.872138][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6175.872138][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6175.872138][T19513]      netlink_rcv_skb+0x130/0x360
[ 6175.872138][T19513]      netlink_unicast+0x449/0x710
[ 6175.872138][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6175.872138][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6175.872138][T19513]      ___sys_sendmsg+0xee/0x170
[ 6175.872138][T19513]      __sys_sendmsg+0xcd/0x170
[ 6175.872138][T19513]      do_syscall_64+0xc6/0x1e0
[ 6175.872138][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6175.872138][T19513] 
[ 6185.943122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6185.943594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6185.943594][T19513]      netdev_get_by_index+0x5e/0x80
[ 6185.943594][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6185.943594][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6185.943594][T19513]      ip6_route_add+0x1c/0x140
[ 6185.943594][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6185.943594][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6185.943594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6185.943594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6185.943594][T19513]      netlink_rcv_skb+0x130/0x360
[ 6185.943594][T19513]      netlink_unicast+0x449/0x710
[ 6185.943594][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6185.943594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6185.943594][T19513]      ___sys_sendmsg+0xee/0x170
[ 6185.943594][T19513]      __sys_sendmsg+0xcd/0x170
[ 6185.943594][T19513]      do_syscall_64+0xc6/0x1e0
[ 6185.943594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6185.943594][T19513] 
[ 6185.945846][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6185.945846][T19513]      netdev_get_by_index+0x5e/0x80
[ 6185.945846][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6185.945846][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6185.945846][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6185.945846][T19513]      ipv6_add_addr+0x411/0x2000
[ 6185.945846][T19513]      inet6_addr_add+0x30e/0xa40
[ 6185.945846][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6185.945846][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6185.945846][T19513]      netlink_rcv_skb+0x130/0x360
[ 6185.945846][T19513]      netlink_unicast+0x449/0x710
[ 6185.945846][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6185.945846][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6185.945846][T19513]      ___sys_sendmsg+0xee/0x170
[ 6185.945846][T19513]      __sys_sendmsg+0xcd/0x170
[ 6185.945846][T19513]      do_syscall_64+0xc6/0x1e0
[ 6185.945846][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6185.945846][T19513] 
[ 6185.948096][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6185.948096][T19513]      netdev_get_by_index+0x5e/0x80
[ 6185.948096][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6185.948096][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6185.948096][T19513]      ip6_route_add+0x1c/0x140
[ 6185.948096][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6185.948096][T19513]      addrconf_add_dev+0xe2/0x170
[ 6185.948096][T19513]      inet6_addr_add+0x12f/0xa40
[ 6185.948096][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6185.948096][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6185.948096][T19513]      netlink_rcv_skb+0x130/0x360
[ 6185.948096][T19513]      netlink_unicast+0x449/0x710
[ 6185.948096][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6185.948096][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6185.948096][T19513]      ___sys_sendmsg+0xee/0x170
[ 6185.948096][T19513]      __sys_sendmsg+0xcd/0x170
[ 6185.948096][T19513]      do_syscall_64+0xc6/0x1e0
[ 6185.948096][T19513] 
[ 6185.950265][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6185.950265][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6185.950265][T19513]      ipv6_find_idev+0x102/0x170
[ 6185.950265][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6185.950265][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6185.950265][T19513]      netlink_rcv_skb+0x130/0x360
[ 6185.950265][T19513]      netlink_unicast+0x449/0x710
[ 6185.950265][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6185.950265][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6185.950265][T19513]      ___sys_sendmsg+0xee/0x170
[ 6185.950265][T19513]      __sys_sendmsg+0xcd/0x170
[ 6185.950265][T19513]      do_syscall_64+0xc6/0x1e0
[ 6185.950265][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6185.950265][T19513] 
[ 6185.951971][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6185.951971][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6185.951971][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6185.951971][T19513]      ipv6_find_idev+0x102/0x170
[ 6185.951971][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6185.951971][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6185.951971][T19513]      netlink_rcv_skb+0x130/0x360
[ 6185.951971][T19513]      netlink_unicast+0x449/0x710
[ 6185.951971][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6185.951971][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6185.951971][T19513]      ___sys_sendmsg+0xee/0x170
[ 6185.951971][T19513]      __sys_sendmsg+0xcd/0x170
[ 6185.951971][T19513]      do_syscall_64+0xc6/0x1e0
[ 6185.951971][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6185.951971][T19513] 
[ 6196.191140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6196.191637][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6196.191637][T19513]      netdev_get_by_index+0x5e/0x80
[ 6196.191637][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6196.191637][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6196.191637][T19513]      ip6_route_add+0x1c/0x140
[ 6196.191637][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6196.191637][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6196.191637][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6196.191637][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6196.191637][T19513]      netlink_rcv_skb+0x130/0x360
[ 6196.191637][T19513]      netlink_unicast+0x449/0x710
[ 6196.191637][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6196.191637][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6196.191637][T19513]      ___sys_sendmsg+0xee/0x170
[ 6196.191637][T19513]      __sys_sendmsg+0xcd/0x170
[ 6196.191637][T19513]      do_syscall_64+0xc6/0x1e0
[ 6196.191637][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6196.191637][T19513] 
[ 6196.193886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6196.193886][T19513]      netdev_get_by_index+0x5e/0x80
[ 6196.193886][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6196.193886][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6196.193886][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6196.193886][T19513]      ipv6_add_addr+0x411/0x2000
[ 6196.193886][T19513]      inet6_addr_add+0x30e/0xa40
[ 6196.193886][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6196.193886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6196.193886][T19513]      netlink_rcv_skb+0x130/0x360
[ 6196.193886][T19513]      netlink_unicast+0x449/0x710
[ 6196.193886][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6196.193886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6196.193886][T19513]      ___sys_sendmsg+0xee/0x170
[ 6196.193886][T19513]      __sys_sendmsg+0xcd/0x170
[ 6196.193886][T19513]      do_syscall_64+0xc6/0x1e0
[ 6196.193886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6196.193886][T19513] 
[ 6196.196111][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6196.196111][T19513]      netdev_get_by_index+0x5e/0x80
[ 6196.196111][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6196.196111][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6196.196111][T19513]      ip6_route_add+0x1c/0x140
[ 6196.196111][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6196.196111][T19513]      addrconf_add_dev+0xe2/0x170
[ 6196.196111][T19513]      inet6_addr_add+0x12f/0xa40
[ 6196.196111][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6196.196111][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6196.196111][T19513]      netlink_rcv_skb+0x130/0x360
[ 6196.196111][T19513]      netlink_unicast+0x449/0x710
[ 6196.196111][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6196.196111][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6196.196111][T19513]      ___sys_sendmsg+0xee/0x170
[ 6196.196111][T19513]      __sys_sendmsg+0xcd/0x170
[ 6196.196111][T19513]      do_syscall_64+0xc6/0x1e0
[ 6196.196111][T19513] 
[ 6196.198365][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6196.198365][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6196.198365][T19513]      ipv6_find_idev+0x102/0x170
[ 6196.198365][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6196.198365][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6196.198365][T19513]      netlink_rcv_skb+0x130/0x360
[ 6196.198365][T19513]      netlink_unicast+0x449/0x710
[ 6196.198365][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6196.198365][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6196.198365][T19513]      ___sys_sendmsg+0xee/0x170
[ 6196.198365][T19513]      __sys_sendmsg+0xcd/0x170
[ 6196.198365][T19513]      do_syscall_64+0xc6/0x1e0
[ 6196.198365][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6196.198365][T19513] 
[ 6196.200061][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6196.200061][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6196.200061][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6196.200061][T19513]      ipv6_find_idev+0x102/0x170
[ 6196.200061][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6196.200061][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6196.200061][T19513]      netlink_rcv_skb+0x130/0x360
[ 6196.200061][T19513]      netlink_unicast+0x449/0x710
[ 6196.200061][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6196.200061][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6196.200061][T19513]      ___sys_sendmsg+0xee/0x170
[ 6196.200061][T19513]      __sys_sendmsg+0xcd/0x170
[ 6196.200061][T19513]      do_syscall_64+0xc6/0x1e0
[ 6196.200061][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6196.200061][T19513] 
[ 6206.439123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6206.439614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6206.439614][T19513]      netdev_get_by_index+0x5e/0x80
[ 6206.439614][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6206.439614][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6206.439614][T19513]      ip6_route_add+0x1c/0x140
[ 6206.439614][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6206.439614][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6206.439614][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6206.439614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6206.439614][T19513]      netlink_rcv_skb+0x130/0x360
[ 6206.439614][T19513]      netlink_unicast+0x449/0x710
[ 6206.439614][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6206.439614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6206.439614][T19513]      ___sys_sendmsg+0xee/0x170
[ 6206.439614][T19513]      __sys_sendmsg+0xcd/0x170
[ 6206.439614][T19513]      do_syscall_64+0xc6/0x1e0
[ 6206.439614][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6206.439614][T19513] 
[ 6206.441896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6206.441896][T19513]      netdev_get_by_index+0x5e/0x80
[ 6206.441896][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6206.441896][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6206.441896][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6206.441896][T19513]      ipv6_add_addr+0x411/0x2000
[ 6206.441896][T19513]      inet6_addr_add+0x30e/0xa40
[ 6206.441896][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6206.441896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6206.441896][T19513]      netlink_rcv_skb+0x130/0x360
[ 6206.441896][T19513]      netlink_unicast+0x449/0x710
[ 6206.441896][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6206.441896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6206.441896][T19513]      ___sys_sendmsg+0xee/0x170
[ 6206.441896][T19513]      __sys_sendmsg+0xcd/0x170
[ 6206.441896][T19513]      do_syscall_64+0xc6/0x1e0
[ 6206.441896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6206.441896][T19513] 
[ 6206.444143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6206.444143][T19513]      netdev_get_by_index+0x5e/0x80
[ 6206.444143][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6206.444143][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6206.444143][T19513]      ip6_route_add+0x1c/0x140
[ 6206.444143][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6206.444143][T19513]      addrconf_add_dev+0xe2/0x170
[ 6206.444143][T19513]      inet6_addr_add+0x12f/0xa40
[ 6206.444143][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6206.444143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6206.444143][T19513]      netlink_rcv_skb+0x130/0x360
[ 6206.444143][T19513]      netlink_unicast+0x449/0x710
[ 6206.444143][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6206.444143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6206.444143][T19513]      ___sys_sendmsg+0xee/0x170
[ 6206.444143][T19513]      __sys_sendmsg+0xcd/0x170
[ 6206.444143][T19513]      do_syscall_64+0xc6/0x1e0
[ 6206.444143][T19513] 
[ 6206.446357][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6206.446357][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6206.446357][T19513]      ipv6_find_idev+0x102/0x170
[ 6206.446357][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6206.446357][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6206.446357][T19513]      netlink_rcv_skb+0x130/0x360
[ 6206.446357][T19513]      netlink_unicast+0x449/0x710
[ 6206.446357][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6206.446357][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6206.446357][T19513]      ___sys_sendmsg+0xee/0x170
[ 6206.446357][T19513]      __sys_sendmsg+0xcd/0x170
[ 6206.446357][T19513]      do_syscall_64+0xc6/0x1e0
[ 6206.446357][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6206.446357][T19513] 
[ 6206.448101][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6206.448101][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6206.448101][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6206.448101][T19513]      ipv6_find_idev+0x102/0x170
[ 6206.448101][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6206.448101][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6206.448101][T19513]      netlink_rcv_skb+0x130/0x360
[ 6206.448101][T19513]      netlink_unicast+0x449/0x710
[ 6206.448101][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6206.448101][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6206.448101][T19513]      ___sys_sendmsg+0xee/0x170
[ 6206.448101][T19513]      __sys_sendmsg+0xcd/0x170
[ 6206.448101][T19513]      do_syscall_64+0xc6/0x1e0
[ 6206.448101][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6206.448101][T19513] 
[ 6216.687135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6216.687629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6216.687629][T19513]      netdev_get_by_index+0x5e/0x80
[ 6216.687629][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6216.687629][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6216.687629][T19513]      ip6_route_add+0x1c/0x140
[ 6216.687629][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6216.687629][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6216.687629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6216.687629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6216.687629][T19513]      netlink_rcv_skb+0x130/0x360
[ 6216.687629][T19513]      netlink_unicast+0x449/0x710
[ 6216.687629][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6216.687629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6216.687629][T19513]      ___sys_sendmsg+0xee/0x170
[ 6216.687629][T19513]      __sys_sendmsg+0xcd/0x170
[ 6216.687629][T19513]      do_syscall_64+0xc6/0x1e0
[ 6216.687629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6216.687629][T19513] 
[ 6216.689931][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6216.689931][T19513]      netdev_get_by_index+0x5e/0x80
[ 6216.689931][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6216.689931][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6216.689931][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6216.689931][T19513]      ipv6_add_addr+0x411/0x2000
[ 6216.689931][T19513]      inet6_addr_add+0x30e/0xa40
[ 6216.689931][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6216.689931][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6216.689931][T19513]      netlink_rcv_skb+0x130/0x360
[ 6216.689931][T19513]      netlink_unicast+0x449/0x710
[ 6216.689931][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6216.689931][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6216.689931][T19513]      ___sys_sendmsg+0xee/0x170
[ 6216.689931][T19513]      __sys_sendmsg+0xcd/0x170
[ 6216.689931][T19513]      do_syscall_64+0xc6/0x1e0
[ 6216.689931][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6216.689931][T19513] 
[ 6216.692194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6216.692194][T19513]      netdev_get_by_index+0x5e/0x80
[ 6216.692194][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6216.692194][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6216.692194][T19513]      ip6_route_add+0x1c/0x140
[ 6216.692194][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6216.692194][T19513]      addrconf_add_dev+0xe2/0x170
[ 6216.692194][T19513]      inet6_addr_add+0x12f/0xa40
[ 6216.692194][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6216.692194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6216.692194][T19513]      netlink_rcv_skb+0x130/0x360
[ 6216.692194][T19513]      netlink_unicast+0x449/0x710
[ 6216.692194][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6216.692194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6216.692194][T19513]      ___sys_sendmsg+0xee/0x170
[ 6216.692194][T19513]      __sys_sendmsg+0xcd/0x170
[ 6216.692194][T19513]      do_syscall_64+0xc6/0x1e0
[ 6216.692194][T19513] 
[ 6216.694394][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6216.694394][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6216.694394][T19513]      ipv6_find_idev+0x102/0x170
[ 6216.694394][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6216.694394][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6216.694394][T19513]      netlink_rcv_skb+0x130/0x360
[ 6216.694394][T19513]      netlink_unicast+0x449/0x710
[ 6216.694394][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6216.694394][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6216.694394][T19513]      ___sys_sendmsg+0xee/0x170
[ 6216.694394][T19513]      __sys_sendmsg+0xcd/0x170
[ 6216.694394][T19513]      do_syscall_64+0xc6/0x1e0
[ 6216.694394][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6216.694394][T19513] 
[ 6216.696132][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6216.696132][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6216.696132][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6216.696132][T19513]      ipv6_find_idev+0x102/0x170
[ 6216.696132][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6216.696132][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6216.696132][T19513]      netlink_rcv_skb+0x130/0x360
[ 6216.696132][T19513]      netlink_unicast+0x449/0x710
[ 6216.696132][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6216.696132][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6216.696132][T19513]      ___sys_sendmsg+0xee/0x170
[ 6216.696132][T19513]      __sys_sendmsg+0xcd/0x170
[ 6216.696132][T19513]      do_syscall_64+0xc6/0x1e0
[ 6216.696132][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6216.696132][T19513] 
[ 6226.935120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6226.935608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6226.935608][T19513]      netdev_get_by_index+0x5e/0x80
[ 6226.935608][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6226.935608][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6226.935608][T19513]      ip6_route_add+0x1c/0x140
[ 6226.935608][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6226.935608][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6226.935608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6226.935608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6226.935608][T19513]      netlink_rcv_skb+0x130/0x360
[ 6226.935608][T19513]      netlink_unicast+0x449/0x710
[ 6226.935608][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6226.935608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6226.935608][T19513]      ___sys_sendmsg+0xee/0x170
[ 6226.935608][T19513]      __sys_sendmsg+0xcd/0x170
[ 6226.935608][T19513]      do_syscall_64+0xc6/0x1e0
[ 6226.935608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6226.935608][T19513] 
[ 6226.937894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6226.937894][T19513]      netdev_get_by_index+0x5e/0x80
[ 6226.937894][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6226.937894][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6226.937894][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6226.937894][T19513]      ipv6_add_addr+0x411/0x2000
[ 6226.937894][T19513]      inet6_addr_add+0x30e/0xa40
[ 6226.937894][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6226.937894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6226.937894][T19513]      netlink_rcv_skb+0x130/0x360
[ 6226.937894][T19513]      netlink_unicast+0x449/0x710
[ 6226.937894][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6226.937894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6226.937894][T19513]      ___sys_sendmsg+0xee/0x170
[ 6226.937894][T19513]      __sys_sendmsg+0xcd/0x170
[ 6226.937894][T19513]      do_syscall_64+0xc6/0x1e0
[ 6226.937894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6226.937894][T19513] 
[ 6226.940167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6226.940167][T19513]      netdev_get_by_index+0x5e/0x80
[ 6226.940167][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6226.940167][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6226.940167][T19513]      ip6_route_add+0x1c/0x140
[ 6226.940167][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6226.940167][T19513]      addrconf_add_dev+0xe2/0x170
[ 6226.940167][T19513]      inet6_addr_add+0x12f/0xa40
[ 6226.940167][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6226.940167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6226.940167][T19513]      netlink_rcv_skb+0x130/0x360
[ 6226.940167][T19513]      netlink_unicast+0x449/0x710
[ 6226.940167][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6226.940167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6226.940167][T19513]      ___sys_sendmsg+0xee/0x170
[ 6226.940167][T19513]      __sys_sendmsg+0xcd/0x170
[ 6226.940167][T19513]      do_syscall_64+0xc6/0x1e0
[ 6226.940167][T19513] 
[ 6226.942398][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6226.942398][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6226.942398][T19513]      ipv6_find_idev+0x102/0x170
[ 6226.942398][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6226.942398][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6226.942398][T19513]      netlink_rcv_skb+0x130/0x360
[ 6226.942398][T19513]      netlink_unicast+0x449/0x710
[ 6226.942398][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6226.942398][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6226.942398][T19513]      ___sys_sendmsg+0xee/0x170
[ 6226.942398][T19513]      __sys_sendmsg+0xcd/0x170
[ 6226.942398][T19513]      do_syscall_64+0xc6/0x1e0
[ 6226.942398][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6226.942398][T19513] 
[ 6226.944154][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6226.944154][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6226.944154][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6226.944154][T19513]      ipv6_find_idev+0x102/0x170
[ 6226.944154][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6226.944154][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6226.944154][T19513]      netlink_rcv_skb+0x130/0x360
[ 6226.944154][T19513]      netlink_unicast+0x449/0x710
[ 6226.944154][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6226.944154][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6226.944154][T19513]      ___sys_sendmsg+0xee/0x170
[ 6226.944154][T19513]      __sys_sendmsg+0xcd/0x170
[ 6226.944154][T19513]      do_syscall_64+0xc6/0x1e0
[ 6226.944154][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6226.944154][T19513] 
[ 6237.183087][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6237.183584][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6237.183584][T19513]      netdev_get_by_index+0x5e/0x80
[ 6237.183584][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6237.183584][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6237.183584][T19513]      ip6_route_add+0x1c/0x140
[ 6237.183584][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6237.183584][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6237.183584][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6237.183584][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6237.183584][T19513]      netlink_rcv_skb+0x130/0x360
[ 6237.183584][T19513]      netlink_unicast+0x449/0x710
[ 6237.183584][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6237.183584][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6237.183584][T19513]      ___sys_sendmsg+0xee/0x170
[ 6237.183584][T19513]      __sys_sendmsg+0xcd/0x170
[ 6237.183584][T19513]      do_syscall_64+0xc6/0x1e0
[ 6237.183584][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6237.183584][T19513] 
[ 6237.185845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6237.185845][T19513]      netdev_get_by_index+0x5e/0x80
[ 6237.185845][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6237.185845][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6237.185845][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6237.185845][T19513]      ipv6_add_addr+0x411/0x2000
[ 6237.185845][T19513]      inet6_addr_add+0x30e/0xa40
[ 6237.185845][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6237.185845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6237.185845][T19513]      netlink_rcv_skb+0x130/0x360
[ 6237.185845][T19513]      netlink_unicast+0x449/0x710
[ 6237.185845][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6237.185845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6237.185845][T19513]      ___sys_sendmsg+0xee/0x170
[ 6237.185845][T19513]      __sys_sendmsg+0xcd/0x170
[ 6237.185845][T19513]      do_syscall_64+0xc6/0x1e0
[ 6237.185845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6237.185845][T19513] 
[ 6237.188089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6237.188089][T19513]      netdev_get_by_index+0x5e/0x80
[ 6237.188089][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6237.188089][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6237.188089][T19513]      ip6_route_add+0x1c/0x140
[ 6237.188089][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6237.188089][T19513]      addrconf_add_dev+0xe2/0x170
[ 6237.188089][T19513]      inet6_addr_add+0x12f/0xa40
[ 6237.188089][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6237.188089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6237.188089][T19513]      netlink_rcv_skb+0x130/0x360
[ 6237.188089][T19513]      netlink_unicast+0x449/0x710
[ 6237.188089][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6237.188089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6237.188089][T19513]      ___sys_sendmsg+0xee/0x170
[ 6237.188089][T19513]      __sys_sendmsg+0xcd/0x170
[ 6237.188089][T19513]      do_syscall_64+0xc6/0x1e0
[ 6237.188089][T19513] 
[ 6237.190392][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6237.190392][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6237.190392][T19513]      ipv6_find_idev+0x102/0x170
[ 6237.190392][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6237.190392][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6237.190392][T19513]      netlink_rcv_skb+0x130/0x360
[ 6237.190392][T19513]      netlink_unicast+0x449/0x710
[ 6237.190392][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6237.190392][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6237.190392][T19513]      ___sys_sendmsg+0xee/0x170
[ 6237.190392][T19513]      __sys_sendmsg+0xcd/0x170
[ 6237.190392][T19513]      do_syscall_64+0xc6/0x1e0
[ 6237.190392][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6237.190392][T19513] 
[ 6237.192124][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6237.192124][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6237.192124][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6237.192124][T19513]      ipv6_find_idev+0x102/0x170
[ 6237.192124][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6237.192124][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6237.192124][T19513]      netlink_rcv_skb+0x130/0x360
[ 6237.192124][T19513]      netlink_unicast+0x449/0x710
[ 6237.192124][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6237.192124][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6237.192124][T19513]      ___sys_sendmsg+0xee/0x170
[ 6237.192124][T19513]      __sys_sendmsg+0xcd/0x170
[ 6237.192124][T19513]      do_syscall_64+0xc6/0x1e0
[ 6237.192124][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6237.192124][T19513] 
[ 6247.431107][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6247.431797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6247.431797][T19513]      netdev_get_by_index+0x5e/0x80
[ 6247.431797][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6247.431797][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6247.431797][T19513]      ip6_route_add+0x1c/0x140
[ 6247.431797][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6247.431797][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6247.431797][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6247.431797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6247.431797][T19513]      netlink_rcv_skb+0x130/0x360
[ 6247.431797][T19513]      netlink_unicast+0x449/0x710
[ 6247.431797][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6247.431797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6247.431797][T19513]      ___sys_sendmsg+0xee/0x170
[ 6247.431797][T19513]      __sys_sendmsg+0xcd/0x170
[ 6247.431797][T19513]      do_syscall_64+0xc6/0x1e0
[ 6247.431797][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6247.431797][T19513] 
[ 6247.435776][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6247.435776][T19513]      netdev_get_by_index+0x5e/0x80
[ 6247.435776][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6247.435776][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6247.435776][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6247.435776][T19513]      ipv6_add_addr+0x411/0x2000
[ 6247.435776][T19513]      inet6_addr_add+0x30e/0xa40
[ 6247.435776][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6247.435776][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6247.435776][T19513]      netlink_rcv_skb+0x130/0x360
[ 6247.435776][T19513]      netlink_unicast+0x449/0x710
[ 6247.435776][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6247.435776][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6247.435776][T19513]      ___sys_sendmsg+0xee/0x170
[ 6247.435776][T19513]      __sys_sendmsg+0xcd/0x170
[ 6247.435776][T19513]      do_syscall_64+0xc6/0x1e0
[ 6247.435776][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6247.435776][T19513] 
[ 6247.439320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6247.439320][T19513]      netdev_get_by_index+0x5e/0x80
[ 6247.439320][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6247.439320][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6247.439320][T19513]      ip6_route_add+0x1c/0x140
[ 6247.439320][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6247.439320][T19513]      addrconf_add_dev+0xe2/0x170
[ 6247.439320][T19513]      inet6_addr_add+0x12f/0xa40
[ 6247.439320][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6247.439320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6247.439320][T19513]      netlink_rcv_skb+0x130/0x360
[ 6247.439320][T19513]      netlink_unicast+0x449/0x710
[ 6247.439320][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6247.439320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6247.439320][T19513]      ___sys_sendmsg+0xee/0x170
[ 6247.439320][T19513]      __sys_sendmsg+0xcd/0x170
[ 6247.439320][T19513]      do_syscall_64+0xc6/0x1e0
[ 6247.439320][T19513] 
[ 6247.442861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6247.442861][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6247.442861][T19513]      ipv6_find_idev+0x102/0x170
[ 6247.442861][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6247.442861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6247.442861][T19513]      netlink_rcv_skb+0x130/0x360
[ 6247.442861][T19513]      netlink_unicast+0x449/0x710
[ 6247.442861][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6247.442861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6247.442861][T19513]      ___sys_sendmsg+0xee/0x170
[ 6247.442861][T19513]      __sys_sendmsg+0xcd/0x170
[ 6247.442861][T19513]      do_syscall_64+0xc6/0x1e0
[ 6247.442861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6247.442861][T19513] 
[ 6247.445595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6247.445595][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6247.445595][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6247.445595][T19513]      ipv6_find_idev+0x102/0x170
[ 6247.445595][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6247.445595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6247.445595][T19513]      netlink_rcv_skb+0x130/0x360
[ 6247.445595][T19513]      netlink_unicast+0x449/0x710
[ 6247.445595][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6247.445595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6247.445595][T19513]      ___sys_sendmsg+0xee/0x170
[ 6247.445595][T19513]      __sys_sendmsg+0xcd/0x170
[ 6247.445595][T19513]      do_syscall_64+0xc6/0x1e0
[ 6247.445595][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6247.445595][T19513] 
[ 6257.687156][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6257.687621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6257.687621][T19513]      netdev_get_by_index+0x5e/0x80
[ 6257.687621][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6257.687621][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6257.687621][T19513]      ip6_route_add+0x1c/0x140
[ 6257.687621][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6257.687621][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6257.687621][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6257.687621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6257.687621][T19513]      netlink_rcv_skb+0x130/0x360
[ 6257.687621][T19513]      netlink_unicast+0x449/0x710
[ 6257.687621][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6257.687621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6257.687621][T19513]      ___sys_sendmsg+0xee/0x170
[ 6257.687621][T19513]      __sys_sendmsg+0xcd/0x170
[ 6257.687621][T19513]      do_syscall_64+0xc6/0x1e0
[ 6257.687621][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6257.687621][T19513] 
[ 6257.689906][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6257.689906][T19513]      netdev_get_by_index+0x5e/0x80
[ 6257.689906][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6257.689906][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6257.689906][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6257.689906][T19513]      ipv6_add_addr+0x411/0x2000
[ 6257.689906][T19513]      inet6_addr_add+0x30e/0xa40
[ 6257.689906][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6257.689906][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6257.689906][T19513]      netlink_rcv_skb+0x130/0x360
[ 6257.689906][T19513]      netlink_unicast+0x449/0x710
[ 6257.689906][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6257.689906][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6257.689906][T19513]      ___sys_sendmsg+0xee/0x170
[ 6257.689906][T19513]      __sys_sendmsg+0xcd/0x170
[ 6257.689906][T19513]      do_syscall_64+0xc6/0x1e0
[ 6257.689906][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6257.689906][T19513] 
[ 6257.692128][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6257.692128][T19513]      netdev_get_by_index+0x5e/0x80
[ 6257.692128][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6257.692128][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6257.692128][T19513]      ip6_route_add+0x1c/0x140
[ 6257.692128][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6257.692128][T19513]      addrconf_add_dev+0xe2/0x170
[ 6257.692128][T19513]      inet6_addr_add+0x12f/0xa40
[ 6257.692128][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6257.692128][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6257.692128][T19513]      netlink_rcv_skb+0x130/0x360
[ 6257.692128][T19513]      netlink_unicast+0x449/0x710
[ 6257.692128][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6257.692128][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6257.692128][T19513]      ___sys_sendmsg+0xee/0x170
[ 6257.692128][T19513]      __sys_sendmsg+0xcd/0x170
[ 6257.692128][T19513]      do_syscall_64+0xc6/0x1e0
[ 6257.692128][T19513] 
[ 6257.694312][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6257.694312][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6257.694312][T19513]      ipv6_find_idev+0x102/0x170
[ 6257.694312][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6257.694312][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6257.694312][T19513]      netlink_rcv_skb+0x130/0x360
[ 6257.694312][T19513]      netlink_unicast+0x449/0x710
[ 6257.694312][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6257.694312][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6257.694312][T19513]      ___sys_sendmsg+0xee/0x170
[ 6257.694312][T19513]      __sys_sendmsg+0xcd/0x170
[ 6257.694312][T19513]      do_syscall_64+0xc6/0x1e0
[ 6257.694312][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6257.694312][T19513] 
[ 6257.696028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6257.696028][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6257.696028][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6257.696028][T19513]      ipv6_find_idev+0x102/0x170
[ 6257.696028][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6257.696028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6257.696028][T19513]      netlink_rcv_skb+0x130/0x360
[ 6257.696028][T19513]      netlink_unicast+0x449/0x710
[ 6257.696028][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6257.696028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6257.696028][T19513]      ___sys_sendmsg+0xee/0x170
[ 6257.696028][T19513]      __sys_sendmsg+0xcd/0x170
[ 6257.696028][T19513]      do_syscall_64+0xc6/0x1e0
[ 6257.696028][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6257.696028][T19513] 
[ 6267.935141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6267.935557][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6267.935557][T19513]      netdev_get_by_index+0x5e/0x80
[ 6267.935557][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6267.935557][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6267.935557][T19513]      ip6_route_add+0x1c/0x140
[ 6267.935557][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6267.935557][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6267.935557][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6267.935557][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6267.935557][T19513]      netlink_rcv_skb+0x130/0x360
[ 6267.935557][T19513]      netlink_unicast+0x449/0x710
[ 6267.935557][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6267.935557][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6267.935557][T19513]      ___sys_sendmsg+0xee/0x170
[ 6267.935557][T19513]      __sys_sendmsg+0xcd/0x170
[ 6267.935557][T19513]      do_syscall_64+0xc6/0x1e0
[ 6267.935557][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6267.935557][T19513] 
[ 6267.937814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6267.937814][T19513]      netdev_get_by_index+0x5e/0x80
[ 6267.937814][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6267.937814][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6267.937814][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6267.937814][T19513]      ipv6_add_addr+0x411/0x2000
[ 6267.937814][T19513]      inet6_addr_add+0x30e/0xa40
[ 6267.937814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6267.937814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6267.937814][T19513]      netlink_rcv_skb+0x130/0x360
[ 6267.937814][T19513]      netlink_unicast+0x449/0x710
[ 6267.937814][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6267.937814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6267.937814][T19513]      ___sys_sendmsg+0xee/0x170
[ 6267.937814][T19513]      __sys_sendmsg+0xcd/0x170
[ 6267.937814][T19513]      do_syscall_64+0xc6/0x1e0
[ 6267.937814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6267.937814][T19513] 
[ 6267.940167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6267.940167][T19513]      netdev_get_by_index+0x5e/0x80
[ 6267.940167][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6267.940167][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6267.940167][T19513]      ip6_route_add+0x1c/0x140
[ 6267.940167][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6267.940167][T19513]      addrconf_add_dev+0xe2/0x170
[ 6267.940167][T19513]      inet6_addr_add+0x12f/0xa40
[ 6267.940167][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6267.940167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6267.940167][T19513]      netlink_rcv_skb+0x130/0x360
[ 6267.940167][T19513]      netlink_unicast+0x449/0x710
[ 6267.940167][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6267.940167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6267.940167][T19513]      ___sys_sendmsg+0xee/0x170
[ 6267.940167][T19513]      __sys_sendmsg+0xcd/0x170
[ 6267.940167][T19513]      do_syscall_64+0xc6/0x1e0
[ 6267.940167][T19513] 
[ 6267.942348][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6267.942348][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6267.942348][T19513]      ipv6_find_idev+0x102/0x170
[ 6267.942348][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6267.942348][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6267.942348][T19513]      netlink_rcv_skb+0x130/0x360
[ 6267.942348][T19513]      netlink_unicast+0x449/0x710
[ 6267.942348][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6267.942348][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6267.942348][T19513]      ___sys_sendmsg+0xee/0x170
[ 6267.942348][T19513]      __sys_sendmsg+0xcd/0x170
[ 6267.942348][T19513]      do_syscall_64+0xc6/0x1e0
[ 6267.942348][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6267.942348][T19513] 
[ 6267.944054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6267.944054][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6267.944054][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6267.944054][T19513]      ipv6_find_idev+0x102/0x170
[ 6267.944054][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6267.944054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6267.944054][T19513]      netlink_rcv_skb+0x130/0x360
[ 6267.944054][T19513]      netlink_unicast+0x449/0x710
[ 6267.944054][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6267.944054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6267.944054][T19513]      ___sys_sendmsg+0xee/0x170
[ 6267.944054][T19513]      __sys_sendmsg+0xcd/0x170
[ 6267.944054][T19513]      do_syscall_64+0xc6/0x1e0
[ 6267.944054][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6267.944054][T19513] 
[ 6278.007135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6278.007644][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6278.007644][T19513]      netdev_get_by_index+0x5e/0x80
[ 6278.007644][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6278.007644][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6278.007644][T19513]      ip6_route_add+0x1c/0x140
[ 6278.007644][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6278.007644][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6278.007644][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6278.007644][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6278.007644][T19513]      netlink_rcv_skb+0x130/0x360
[ 6278.007644][T19513]      netlink_unicast+0x449/0x710
[ 6278.007644][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6278.007644][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6278.007644][T19513]      ___sys_sendmsg+0xee/0x170
[ 6278.007644][T19513]      __sys_sendmsg+0xcd/0x170
[ 6278.007644][T19513]      do_syscall_64+0xc6/0x1e0
[ 6278.007644][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6278.007644][T19513] 
[ 6278.009899][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6278.009899][T19513]      netdev_get_by_index+0x5e/0x80
[ 6278.009899][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6278.009899][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6278.009899][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6278.009899][T19513]      ipv6_add_addr+0x411/0x2000
[ 6278.009899][T19513]      inet6_addr_add+0x30e/0xa40
[ 6278.009899][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6278.009899][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6278.009899][T19513]      netlink_rcv_skb+0x130/0x360
[ 6278.009899][T19513]      netlink_unicast+0x449/0x710
[ 6278.009899][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6278.009899][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6278.009899][T19513]      ___sys_sendmsg+0xee/0x170
[ 6278.009899][T19513]      __sys_sendmsg+0xcd/0x170
[ 6278.009899][T19513]      do_syscall_64+0xc6/0x1e0
[ 6278.009899][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6278.009899][T19513] 
[ 6278.012120][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6278.012120][T19513]      netdev_get_by_index+0x5e/0x80
[ 6278.012120][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6278.012120][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6278.012120][T19513]      ip6_route_add+0x1c/0x140
[ 6278.012120][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6278.012120][T19513]      addrconf_add_dev+0xe2/0x170
[ 6278.012120][T19513]      inet6_addr_add+0x12f/0xa40
[ 6278.012120][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6278.012120][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6278.012120][T19513]      netlink_rcv_skb+0x130/0x360
[ 6278.012120][T19513]      netlink_unicast+0x449/0x710
[ 6278.012120][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6278.012120][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6278.012120][T19513]      ___sys_sendmsg+0xee/0x170
[ 6278.012120][T19513]      __sys_sendmsg+0xcd/0x170
[ 6278.012120][T19513]      do_syscall_64+0xc6/0x1e0
[ 6278.012120][T19513] 
[ 6278.014279][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6278.014279][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6278.014279][T19513]      ipv6_find_idev+0x102/0x170
[ 6278.014279][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6278.014279][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6278.014279][T19513]      netlink_rcv_skb+0x130/0x360
[ 6278.014279][T19513]      netlink_unicast+0x449/0x710
[ 6278.014279][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6278.014279][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6278.014279][T19513]      ___sys_sendmsg+0xee/0x170
[ 6278.014279][T19513]      __sys_sendmsg+0xcd/0x170
[ 6278.014279][T19513]      do_syscall_64+0xc6/0x1e0
[ 6278.014279][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6278.014279][T19513] 
[ 6278.015974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6278.015974][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6278.015974][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6278.015974][T19513]      ipv6_find_idev+0x102/0x170
[ 6278.015974][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6278.015974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6278.015974][T19513]      netlink_rcv_skb+0x130/0x360
[ 6278.015974][T19513]      netlink_unicast+0x449/0x710
[ 6278.015974][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6278.015974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6278.015974][T19513]      ___sys_sendmsg+0xee/0x170
[ 6278.015974][T19513]      __sys_sendmsg+0xcd/0x170
[ 6278.015974][T19513]      do_syscall_64+0xc6/0x1e0
[ 6278.015974][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6278.015974][T19513] 
[ 6288.255148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6288.255615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6288.255615][T19513]      netdev_get_by_index+0x5e/0x80
[ 6288.255615][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6288.255615][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6288.255615][T19513]      ip6_route_add+0x1c/0x140
[ 6288.255615][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6288.255615][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6288.255615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6288.255615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6288.255615][T19513]      netlink_rcv_skb+0x130/0x360
[ 6288.255615][T19513]      netlink_unicast+0x449/0x710
[ 6288.255615][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6288.255615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6288.255615][T19513]      ___sys_sendmsg+0xee/0x170
[ 6288.255615][T19513]      __sys_sendmsg+0xcd/0x170
[ 6288.255615][T19513]      do_syscall_64+0xc6/0x1e0
[ 6288.255615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6288.255615][T19513] 
[ 6288.257911][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6288.257911][T19513]      netdev_get_by_index+0x5e/0x80
[ 6288.257911][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6288.257911][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6288.257911][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6288.257911][T19513]      ipv6_add_addr+0x411/0x2000
[ 6288.257911][T19513]      inet6_addr_add+0x30e/0xa40
[ 6288.257911][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6288.257911][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6288.257911][T19513]      netlink_rcv_skb+0x130/0x360
[ 6288.257911][T19513]      netlink_unicast+0x449/0x710
[ 6288.257911][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6288.257911][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6288.257911][T19513]      ___sys_sendmsg+0xee/0x170
[ 6288.257911][T19513]      __sys_sendmsg+0xcd/0x170
[ 6288.257911][T19513]      do_syscall_64+0xc6/0x1e0
[ 6288.257911][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6288.257911][T19513] 
[ 6288.260125][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6288.260125][T19513]      netdev_get_by_index+0x5e/0x80
[ 6288.260125][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6288.260125][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6288.260125][T19513]      ip6_route_add+0x1c/0x140
[ 6288.260125][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6288.260125][T19513]      addrconf_add_dev+0xe2/0x170
[ 6288.260125][T19513]      inet6_addr_add+0x12f/0xa40
[ 6288.260125][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6288.260125][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6288.260125][T19513]      netlink_rcv_skb+0x130/0x360
[ 6288.260125][T19513]      netlink_unicast+0x449/0x710
[ 6288.260125][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6288.260125][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6288.260125][T19513]      ___sys_sendmsg+0xee/0x170
[ 6288.260125][T19513]      __sys_sendmsg+0xcd/0x170
[ 6288.260125][T19513]      do_syscall_64+0xc6/0x1e0
[ 6288.260125][T19513] 
[ 6288.262312][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6288.262312][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6288.262312][T19513]      ipv6_find_idev+0x102/0x170
[ 6288.262312][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6288.262312][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6288.262312][T19513]      netlink_rcv_skb+0x130/0x360
[ 6288.262312][T19513]      netlink_unicast+0x449/0x710
[ 6288.262312][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6288.262312][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6288.262312][T19513]      ___sys_sendmsg+0xee/0x170
[ 6288.262312][T19513]      __sys_sendmsg+0xcd/0x170
[ 6288.262312][T19513]      do_syscall_64+0xc6/0x1e0
[ 6288.262312][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6288.262312][T19513] 
[ 6288.264033][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6288.264033][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6288.264033][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6288.264033][T19513]      ipv6_find_idev+0x102/0x170
[ 6288.264033][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6288.264033][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6288.264033][T19513]      netlink_rcv_skb+0x130/0x360
[ 6288.264033][T19513]      netlink_unicast+0x449/0x710
[ 6288.264033][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6288.264033][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6288.264033][T19513]      ___sys_sendmsg+0xee/0x170
[ 6288.264033][T19513]      __sys_sendmsg+0xcd/0x170
[ 6288.264033][T19513]      do_syscall_64+0xc6/0x1e0
[ 6288.264033][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6288.264033][T19513] 
[ 6298.503120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6298.503585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6298.503585][T19513]      netdev_get_by_index+0x5e/0x80
[ 6298.503585][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6298.503585][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6298.503585][T19513]      ip6_route_add+0x1c/0x140
[ 6298.503585][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6298.503585][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6298.503585][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6298.503585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6298.503585][T19513]      netlink_rcv_skb+0x130/0x360
[ 6298.503585][T19513]      netlink_unicast+0x449/0x710
[ 6298.503585][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6298.503585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6298.503585][T19513]      ___sys_sendmsg+0xee/0x170
[ 6298.503585][T19513]      __sys_sendmsg+0xcd/0x170
[ 6298.503585][T19513]      do_syscall_64+0xc6/0x1e0
[ 6298.503585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6298.503585][T19513] 
[ 6298.505819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6298.505819][T19513]      netdev_get_by_index+0x5e/0x80
[ 6298.505819][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6298.505819][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6298.505819][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6298.505819][T19513]      ipv6_add_addr+0x411/0x2000
[ 6298.505819][T19513]      inet6_addr_add+0x30e/0xa40
[ 6298.505819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6298.505819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6298.505819][T19513]      netlink_rcv_skb+0x130/0x360
[ 6298.505819][T19513]      netlink_unicast+0x449/0x710
[ 6298.505819][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6298.505819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6298.505819][T19513]      ___sys_sendmsg+0xee/0x170
[ 6298.505819][T19513]      __sys_sendmsg+0xcd/0x170
[ 6298.505819][T19513]      do_syscall_64+0xc6/0x1e0
[ 6298.505819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6298.505819][T19513] 
[ 6298.508043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6298.508043][T19513]      netdev_get_by_index+0x5e/0x80
[ 6298.508043][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6298.508043][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6298.508043][T19513]      ip6_route_add+0x1c/0x140
[ 6298.508043][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6298.508043][T19513]      addrconf_add_dev+0xe2/0x170
[ 6298.508043][T19513]      inet6_addr_add+0x12f/0xa40
[ 6298.508043][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6298.508043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6298.508043][T19513]      netlink_rcv_skb+0x130/0x360
[ 6298.508043][T19513]      netlink_unicast+0x449/0x710
[ 6298.508043][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6298.508043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6298.508043][T19513]      ___sys_sendmsg+0xee/0x170
[ 6298.508043][T19513]      __sys_sendmsg+0xcd/0x170
[ 6298.508043][T19513]      do_syscall_64+0xc6/0x1e0
[ 6298.508043][T19513] 
[ 6298.510212][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6298.510212][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6298.510212][T19513]      ipv6_find_idev+0x102/0x170
[ 6298.510212][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6298.510212][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6298.510212][T19513]      netlink_rcv_skb+0x130/0x360
[ 6298.510212][T19513]      netlink_unicast+0x449/0x710
[ 6298.510212][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6298.510212][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6298.510212][T19513]      ___sys_sendmsg+0xee/0x170
[ 6298.510212][T19513]      __sys_sendmsg+0xcd/0x170
[ 6298.510212][T19513]      do_syscall_64+0xc6/0x1e0
[ 6298.510212][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6298.510212][T19513] 
[ 6298.512167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6298.512167][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6298.512167][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6298.512167][T19513]      ipv6_find_idev+0x102/0x170
[ 6298.512167][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6298.512167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6298.512167][T19513]      netlink_rcv_skb+0x130/0x360
[ 6298.512167][T19513]      netlink_unicast+0x449/0x710
[ 6298.512167][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6298.512167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6298.512167][T19513]      ___sys_sendmsg+0xee/0x170
[ 6298.512167][T19513]      __sys_sendmsg+0xcd/0x170
[ 6298.512167][T19513]      do_syscall_64+0xc6/0x1e0
[ 6298.512167][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6298.512167][T19513] 
[ 6308.751161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6308.751635][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6308.751635][T19513]      netdev_get_by_index+0x5e/0x80
[ 6308.751635][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6308.751635][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6308.751635][T19513]      ip6_route_add+0x1c/0x140
[ 6308.751635][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6308.751635][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6308.751635][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6308.751635][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6308.751635][T19513]      netlink_rcv_skb+0x130/0x360
[ 6308.751635][T19513]      netlink_unicast+0x449/0x710
[ 6308.751635][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6308.751635][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6308.751635][T19513]      ___sys_sendmsg+0xee/0x170
[ 6308.751635][T19513]      __sys_sendmsg+0xcd/0x170
[ 6308.751635][T19513]      do_syscall_64+0xc6/0x1e0
[ 6308.751635][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6308.751635][T19513] 
[ 6308.753894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6308.753894][T19513]      netdev_get_by_index+0x5e/0x80
[ 6308.753894][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6308.753894][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6308.753894][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6308.753894][T19513]      ipv6_add_addr+0x411/0x2000
[ 6308.753894][T19513]      inet6_addr_add+0x30e/0xa40
[ 6308.753894][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6308.753894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6308.753894][T19513]      netlink_rcv_skb+0x130/0x360
[ 6308.753894][T19513]      netlink_unicast+0x449/0x710
[ 6308.753894][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6308.753894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6308.753894][T19513]      ___sys_sendmsg+0xee/0x170
[ 6308.753894][T19513]      __sys_sendmsg+0xcd/0x170
[ 6308.753894][T19513]      do_syscall_64+0xc6/0x1e0
[ 6308.753894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6308.753894][T19513] 
[ 6308.756126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6308.756126][T19513]      netdev_get_by_index+0x5e/0x80
[ 6308.756126][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6308.756126][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6308.756126][T19513]      ip6_route_add+0x1c/0x140
[ 6308.756126][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6308.756126][T19513]      addrconf_add_dev+0xe2/0x170
[ 6308.756126][T19513]      inet6_addr_add+0x12f/0xa40
[ 6308.756126][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6308.756126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6308.756126][T19513]      netlink_rcv_skb+0x130/0x360
[ 6308.756126][T19513]      netlink_unicast+0x449/0x710
[ 6308.756126][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6308.756126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6308.756126][T19513]      ___sys_sendmsg+0xee/0x170
[ 6308.756126][T19513]      __sys_sendmsg+0xcd/0x170
[ 6308.756126][T19513]      do_syscall_64+0xc6/0x1e0
[ 6308.756126][T19513] 
[ 6308.758310][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6308.758310][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6308.758310][T19513]      ipv6_find_idev+0x102/0x170
[ 6308.758310][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6308.758310][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6308.758310][T19513]      netlink_rcv_skb+0x130/0x360
[ 6308.758310][T19513]      netlink_unicast+0x449/0x710
[ 6308.758310][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6308.758310][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6308.758310][T19513]      ___sys_sendmsg+0xee/0x170
[ 6308.758310][T19513]      __sys_sendmsg+0xcd/0x170
[ 6308.758310][T19513]      do_syscall_64+0xc6/0x1e0
[ 6308.758310][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6308.758310][T19513] 
[ 6308.760008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6308.760008][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6308.760008][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6308.760008][T19513]      ipv6_find_idev+0x102/0x170
[ 6308.760008][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6308.760008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6308.760008][T19513]      netlink_rcv_skb+0x130/0x360
[ 6308.760008][T19513]      netlink_unicast+0x449/0x710
[ 6308.760008][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6308.760008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6308.760008][T19513]      ___sys_sendmsg+0xee/0x170
[ 6308.760008][T19513]      __sys_sendmsg+0xcd/0x170
[ 6308.760008][T19513]      do_syscall_64+0xc6/0x1e0
[ 6308.760008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6308.760008][T19513] 
[ 6318.983148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6318.983670][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6318.983670][T19513]      netdev_get_by_index+0x5e/0x80
[ 6318.983670][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6318.983670][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6318.983670][T19513]      ip6_route_add+0x1c/0x140
[ 6318.983670][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6318.983670][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6318.983670][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6318.983670][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6318.983670][T19513]      netlink_rcv_skb+0x130/0x360
[ 6318.983670][T19513]      netlink_unicast+0x449/0x710
[ 6318.983670][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6318.983670][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6318.983670][T19513]      ___sys_sendmsg+0xee/0x170
[ 6318.983670][T19513]      __sys_sendmsg+0xcd/0x170
[ 6318.983670][T19513]      do_syscall_64+0xc6/0x1e0
[ 6318.983670][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6318.983670][T19513] 
[ 6318.985892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6318.985892][T19513]      netdev_get_by_index+0x5e/0x80
[ 6318.985892][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6318.985892][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6318.985892][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6318.985892][T19513]      ipv6_add_addr+0x411/0x2000
[ 6318.985892][T19513]      inet6_addr_add+0x30e/0xa40
[ 6318.985892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6318.985892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6318.985892][T19513]      netlink_rcv_skb+0x130/0x360
[ 6318.985892][T19513]      netlink_unicast+0x449/0x710
[ 6318.985892][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6318.985892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6318.985892][T19513]      ___sys_sendmsg+0xee/0x170
[ 6318.985892][T19513]      __sys_sendmsg+0xcd/0x170
[ 6318.985892][T19513]      do_syscall_64+0xc6/0x1e0
[ 6318.985892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6318.985892][T19513] 
[ 6318.988142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6318.988142][T19513]      netdev_get_by_index+0x5e/0x80
[ 6318.988142][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6318.988142][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6318.988142][T19513]      ip6_route_add+0x1c/0x140
[ 6318.988142][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6318.988142][T19513]      addrconf_add_dev+0xe2/0x170
[ 6318.988142][T19513]      inet6_addr_add+0x12f/0xa40
[ 6318.988142][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6318.988142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6318.988142][T19513]      netlink_rcv_skb+0x130/0x360
[ 6318.988142][T19513]      netlink_unicast+0x449/0x710
[ 6318.988142][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6318.988142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6318.988142][T19513]      ___sys_sendmsg+0xee/0x170
[ 6318.988142][T19513]      __sys_sendmsg+0xcd/0x170
[ 6318.988142][T19513]      do_syscall_64+0xc6/0x1e0
[ 6318.988142][T19513] 
[ 6318.990454][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6318.990454][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6318.990454][T19513]      ipv6_find_idev+0x102/0x170
[ 6318.990454][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6318.990454][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6318.990454][T19513]      netlink_rcv_skb+0x130/0x360
[ 6318.990454][T19513]      netlink_unicast+0x449/0x710
[ 6318.990454][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6318.990454][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6318.990454][T19513]      ___sys_sendmsg+0xee/0x170
[ 6318.990454][T19513]      __sys_sendmsg+0xcd/0x170
[ 6318.990454][T19513]      do_syscall_64+0xc6/0x1e0
[ 6318.990454][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6318.990454][T19513] 
[ 6318.992119][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6318.992119][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6318.992119][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6318.992119][T19513]      ipv6_find_idev+0x102/0x170
[ 6318.992119][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6318.992119][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6318.992119][T19513]      netlink_rcv_skb+0x130/0x360
[ 6318.992119][T19513]      netlink_unicast+0x449/0x710
[ 6318.992119][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6318.992119][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6318.992119][T19513]      ___sys_sendmsg+0xee/0x170
[ 6318.992119][T19513]      __sys_sendmsg+0xcd/0x170
[ 6318.992119][T19513]      do_syscall_64+0xc6/0x1e0
[ 6318.992119][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6318.992119][T19513] 
[ 6329.239160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6329.239665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6329.239665][T19513]      netdev_get_by_index+0x5e/0x80
[ 6329.239665][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6329.239665][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6329.239665][T19513]      ip6_route_add+0x1c/0x140
[ 6329.239665][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6329.239665][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6329.239665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6329.239665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6329.239665][T19513]      netlink_rcv_skb+0x130/0x360
[ 6329.239665][T19513]      netlink_unicast+0x449/0x710
[ 6329.239665][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6329.239665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6329.239665][T19513]      ___sys_sendmsg+0xee/0x170
[ 6329.239665][T19513]      __sys_sendmsg+0xcd/0x170
[ 6329.239665][T19513]      do_syscall_64+0xc6/0x1e0
[ 6329.239665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6329.239665][T19513] 
[ 6329.241924][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6329.241924][T19513]      netdev_get_by_index+0x5e/0x80
[ 6329.241924][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6329.241924][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6329.241924][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6329.241924][T19513]      ipv6_add_addr+0x411/0x2000
[ 6329.241924][T19513]      inet6_addr_add+0x30e/0xa40
[ 6329.241924][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6329.241924][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6329.241924][T19513]      netlink_rcv_skb+0x130/0x360
[ 6329.241924][T19513]      netlink_unicast+0x449/0x710
[ 6329.241924][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6329.241924][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6329.241924][T19513]      ___sys_sendmsg+0xee/0x170
[ 6329.241924][T19513]      __sys_sendmsg+0xcd/0x170
[ 6329.241924][T19513]      do_syscall_64+0xc6/0x1e0
[ 6329.241924][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6329.241924][T19513] 
[ 6329.244174][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6329.244174][T19513]      netdev_get_by_index+0x5e/0x80
[ 6329.244174][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6329.244174][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6329.244174][T19513]      ip6_route_add+0x1c/0x140
[ 6329.244174][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6329.244174][T19513]      addrconf_add_dev+0xe2/0x170
[ 6329.244174][T19513]      inet6_addr_add+0x12f/0xa40
[ 6329.244174][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6329.244174][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6329.244174][T19513]      netlink_rcv_skb+0x130/0x360
[ 6329.244174][T19513]      netlink_unicast+0x449/0x710
[ 6329.244174][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6329.244174][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6329.244174][T19513]      ___sys_sendmsg+0xee/0x170
[ 6329.244174][T19513]      __sys_sendmsg+0xcd/0x170
[ 6329.244174][T19513]      do_syscall_64+0xc6/0x1e0
[ 6329.244174][T19513] 
[ 6329.246380][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6329.246380][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6329.246380][T19513]      ipv6_find_idev+0x102/0x170
[ 6329.246380][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6329.246380][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6329.246380][T19513]      netlink_rcv_skb+0x130/0x360
[ 6329.246380][T19513]      netlink_unicast+0x449/0x710
[ 6329.246380][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6329.246380][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6329.246380][T19513]      ___sys_sendmsg+0xee/0x170
[ 6329.246380][T19513]      __sys_sendmsg+0xcd/0x170
[ 6329.246380][T19513]      do_syscall_64+0xc6/0x1e0
[ 6329.246380][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6329.246380][T19513] 
[ 6329.248113][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6329.248113][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6329.248113][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6329.248113][T19513]      ipv6_find_idev+0x102/0x170
[ 6329.248113][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6329.248113][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6329.248113][T19513]      netlink_rcv_skb+0x130/0x360
[ 6329.248113][T19513]      netlink_unicast+0x449/0x710
[ 6329.248113][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6329.248113][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6329.248113][T19513]      ___sys_sendmsg+0xee/0x170
[ 6329.248113][T19513]      __sys_sendmsg+0xcd/0x170
[ 6329.248113][T19513]      do_syscall_64+0xc6/0x1e0
[ 6329.248113][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6329.248113][T19513] 
[ 6339.495215][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6339.495716][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6339.495716][T19513]      netdev_get_by_index+0x5e/0x80
[ 6339.495716][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6339.495716][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6339.495716][T19513]      ip6_route_add+0x1c/0x140
[ 6339.495716][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6339.495716][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6339.495716][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6339.495716][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6339.495716][T19513]      netlink_rcv_skb+0x130/0x360
[ 6339.495716][T19513]      netlink_unicast+0x449/0x710
[ 6339.495716][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6339.495716][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6339.495716][T19513]      ___sys_sendmsg+0xee/0x170
[ 6339.495716][T19513]      __sys_sendmsg+0xcd/0x170
[ 6339.495716][T19513]      do_syscall_64+0xc6/0x1e0
[ 6339.495716][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6339.495716][T19513] 
[ 6339.498036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6339.498036][T19513]      netdev_get_by_index+0x5e/0x80
[ 6339.498036][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6339.498036][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6339.498036][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6339.498036][T19513]      ipv6_add_addr+0x411/0x2000
[ 6339.498036][T19513]      inet6_addr_add+0x30e/0xa40
[ 6339.498036][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6339.498036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6339.498036][T19513]      netlink_rcv_skb+0x130/0x360
[ 6339.498036][T19513]      netlink_unicast+0x449/0x710
[ 6339.498036][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6339.498036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6339.498036][T19513]      ___sys_sendmsg+0xee/0x170
[ 6339.498036][T19513]      __sys_sendmsg+0xcd/0x170
[ 6339.498036][T19513]      do_syscall_64+0xc6/0x1e0
[ 6339.498036][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6339.498036][T19513] 
[ 6339.500268][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6339.500268][T19513]      netdev_get_by_index+0x5e/0x80
[ 6339.500268][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6339.500268][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6339.500268][T19513]      ip6_route_add+0x1c/0x140
[ 6339.500268][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6339.500268][T19513]      addrconf_add_dev+0xe2/0x170
[ 6339.500268][T19513]      inet6_addr_add+0x12f/0xa40
[ 6339.500268][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6339.500268][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6339.500268][T19513]      netlink_rcv_skb+0x130/0x360
[ 6339.500268][T19513]      netlink_unicast+0x449/0x710
[ 6339.500268][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6339.500268][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6339.500268][T19513]      ___sys_sendmsg+0xee/0x170
[ 6339.500268][T19513]      __sys_sendmsg+0xcd/0x170
[ 6339.500268][T19513]      do_syscall_64+0xc6/0x1e0
[ 6339.500268][T19513] 
[ 6339.502480][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6339.502480][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6339.502480][T19513]      ipv6_find_idev+0x102/0x170
[ 6339.502480][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6339.502480][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6339.502480][T19513]      netlink_rcv_skb+0x130/0x360
[ 6339.502480][T19513]      netlink_unicast+0x449/0x710
[ 6339.502480][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6339.502480][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6339.502480][T19513]      ___sys_sendmsg+0xee/0x170
[ 6339.502480][T19513]      __sys_sendmsg+0xcd/0x170
[ 6339.502480][T19513]      do_syscall_64+0xc6/0x1e0
[ 6339.502480][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6339.502480][T19513] 
[ 6339.504205][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6339.504205][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6339.504205][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6339.504205][T19513]      ipv6_find_idev+0x102/0x170
[ 6339.504205][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6339.504205][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6339.504205][T19513]      netlink_rcv_skb+0x130/0x360
[ 6339.504205][T19513]      netlink_unicast+0x449/0x710
[ 6339.504205][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6339.504205][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6339.504205][T19513]      ___sys_sendmsg+0xee/0x170
[ 6339.504205][T19513]      __sys_sendmsg+0xcd/0x170
[ 6339.504205][T19513]      do_syscall_64+0xc6/0x1e0
[ 6339.504205][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6339.504205][T19513] 
[ 6349.751125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6349.751620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6349.751620][T19513]      netdev_get_by_index+0x5e/0x80
[ 6349.751620][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6349.751620][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6349.751620][T19513]      ip6_route_add+0x1c/0x140
[ 6349.751620][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6349.751620][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6349.751620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6349.751620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6349.751620][T19513]      netlink_rcv_skb+0x130/0x360
[ 6349.751620][T19513]      netlink_unicast+0x449/0x710
[ 6349.751620][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6349.751620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6349.751620][T19513]      ___sys_sendmsg+0xee/0x170
[ 6349.751620][T19513]      __sys_sendmsg+0xcd/0x170
[ 6349.751620][T19513]      do_syscall_64+0xc6/0x1e0
[ 6349.751620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6349.751620][T19513] 
[ 6349.753887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6349.753887][T19513]      netdev_get_by_index+0x5e/0x80
[ 6349.753887][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6349.753887][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6349.753887][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6349.753887][T19513]      ipv6_add_addr+0x411/0x2000
[ 6349.753887][T19513]      inet6_addr_add+0x30e/0xa40
[ 6349.753887][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6349.753887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6349.753887][T19513]      netlink_rcv_skb+0x130/0x360
[ 6349.753887][T19513]      netlink_unicast+0x449/0x710
[ 6349.753887][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6349.753887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6349.753887][T19513]      ___sys_sendmsg+0xee/0x170
[ 6349.753887][T19513]      __sys_sendmsg+0xcd/0x170
[ 6349.753887][T19513]      do_syscall_64+0xc6/0x1e0
[ 6349.753887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6349.753887][T19513] 
[ 6349.756142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6349.756142][T19513]      netdev_get_by_index+0x5e/0x80
[ 6349.756142][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6349.756142][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6349.756142][T19513]      ip6_route_add+0x1c/0x140
[ 6349.756142][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6349.756142][T19513]      addrconf_add_dev+0xe2/0x170
[ 6349.756142][T19513]      inet6_addr_add+0x12f/0xa40
[ 6349.756142][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6349.756142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6349.756142][T19513]      netlink_rcv_skb+0x130/0x360
[ 6349.756142][T19513]      netlink_unicast+0x449/0x710
[ 6349.756142][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6349.756142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6349.756142][T19513]      ___sys_sendmsg+0xee/0x170
[ 6349.756142][T19513]      __sys_sendmsg+0xcd/0x170
[ 6349.756142][T19513]      do_syscall_64+0xc6/0x1e0
[ 6349.756142][T19513] 
[ 6349.758318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6349.758318][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6349.758318][T19513]      ipv6_find_idev+0x102/0x170
[ 6349.758318][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6349.758318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6349.758318][T19513]      netlink_rcv_skb+0x130/0x360
[ 6349.758318][T19513]      netlink_unicast+0x449/0x710
[ 6349.758318][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6349.758318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6349.758318][T19513]      ___sys_sendmsg+0xee/0x170
[ 6349.758318][T19513]      __sys_sendmsg+0xcd/0x170
[ 6349.758318][T19513]      do_syscall_64+0xc6/0x1e0
[ 6349.758318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6349.758318][T19513] 
[ 6349.759990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6349.759990][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6349.759990][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6349.759990][T19513]      ipv6_find_idev+0x102/0x170
[ 6349.759990][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6349.759990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6349.759990][T19513]      netlink_rcv_skb+0x130/0x360
[ 6349.759990][T19513]      netlink_unicast+0x449/0x710
[ 6349.759990][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6349.759990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6349.759990][T19513]      ___sys_sendmsg+0xee/0x170
[ 6349.759990][T19513]      __sys_sendmsg+0xcd/0x170
[ 6349.759990][T19513]      do_syscall_64+0xc6/0x1e0
[ 6349.759990][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6349.759990][T19513] 
[ 6360.007141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6360.007651][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6360.007651][T19513]      netdev_get_by_index+0x5e/0x80
[ 6360.007651][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6360.007651][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6360.007651][T19513]      ip6_route_add+0x1c/0x140
[ 6360.007651][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6360.007651][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6360.007651][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6360.007651][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6360.007651][T19513]      netlink_rcv_skb+0x130/0x360
[ 6360.007651][T19513]      netlink_unicast+0x449/0x710
[ 6360.007651][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6360.007651][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6360.007651][T19513]      ___sys_sendmsg+0xee/0x170
[ 6360.007651][T19513]      __sys_sendmsg+0xcd/0x170
[ 6360.007651][T19513]      do_syscall_64+0xc6/0x1e0
[ 6360.007651][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6360.007651][T19513] 
[ 6360.009889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6360.009889][T19513]      netdev_get_by_index+0x5e/0x80
[ 6360.009889][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6360.009889][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6360.009889][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6360.009889][T19513]      ipv6_add_addr+0x411/0x2000
[ 6360.009889][T19513]      inet6_addr_add+0x30e/0xa40
[ 6360.009889][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6360.009889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6360.009889][T19513]      netlink_rcv_skb+0x130/0x360
[ 6360.009889][T19513]      netlink_unicast+0x449/0x710
[ 6360.009889][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6360.009889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6360.009889][T19513]      ___sys_sendmsg+0xee/0x170
[ 6360.009889][T19513]      __sys_sendmsg+0xcd/0x170
[ 6360.009889][T19513]      do_syscall_64+0xc6/0x1e0
[ 6360.009889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6360.009889][T19513] 
[ 6360.012107][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6360.012107][T19513]      netdev_get_by_index+0x5e/0x80
[ 6360.012107][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6360.012107][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6360.012107][T19513]      ip6_route_add+0x1c/0x140
[ 6360.012107][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6360.012107][T19513]      addrconf_add_dev+0xe2/0x170
[ 6360.012107][T19513]      inet6_addr_add+0x12f/0xa40
[ 6360.012107][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6360.012107][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6360.012107][T19513]      netlink_rcv_skb+0x130/0x360
[ 6360.012107][T19513]      netlink_unicast+0x449/0x710
[ 6360.012107][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6360.012107][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6360.012107][T19513]      ___sys_sendmsg+0xee/0x170
[ 6360.012107][T19513]      __sys_sendmsg+0xcd/0x170
[ 6360.012107][T19513]      do_syscall_64+0xc6/0x1e0
[ 6360.012107][T19513] 
[ 6360.014276][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6360.014276][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6360.014276][T19513]      ipv6_find_idev+0x102/0x170
[ 6360.014276][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6360.014276][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6360.014276][T19513]      netlink_rcv_skb+0x130/0x360
[ 6360.014276][T19513]      netlink_unicast+0x449/0x710
[ 6360.014276][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6360.014276][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6360.014276][T19513]      ___sys_sendmsg+0xee/0x170
[ 6360.014276][T19513]      __sys_sendmsg+0xcd/0x170
[ 6360.014276][T19513]      do_syscall_64+0xc6/0x1e0
[ 6360.014276][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6360.014276][T19513] 
[ 6360.015987][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6360.015987][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6360.015987][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6360.015987][T19513]      ipv6_find_idev+0x102/0x170
[ 6360.015987][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6360.015987][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6360.015987][T19513]      netlink_rcv_skb+0x130/0x360
[ 6360.015987][T19513]      netlink_unicast+0x449/0x710
[ 6360.015987][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6360.015987][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6360.015987][T19513]      ___sys_sendmsg+0xee/0x170
[ 6360.015987][T19513]      __sys_sendmsg+0xcd/0x170
[ 6360.015987][T19513]      do_syscall_64+0xc6/0x1e0
[ 6360.015987][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6360.015987][T19513] 
[ 6370.263187][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6370.263599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6370.263599][T19513]      netdev_get_by_index+0x5e/0x80
[ 6370.263599][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6370.263599][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6370.263599][T19513]      ip6_route_add+0x1c/0x140
[ 6370.263599][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6370.263599][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6370.263599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6370.263599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6370.263599][T19513]      netlink_rcv_skb+0x130/0x360
[ 6370.263599][T19513]      netlink_unicast+0x449/0x710
[ 6370.263599][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6370.263599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6370.263599][T19513]      ___sys_sendmsg+0xee/0x170
[ 6370.263599][T19513]      __sys_sendmsg+0xcd/0x170
[ 6370.263599][T19513]      do_syscall_64+0xc6/0x1e0
[ 6370.263599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6370.263599][T19513] 
[ 6370.265855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6370.265855][T19513]      netdev_get_by_index+0x5e/0x80
[ 6370.265855][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6370.265855][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6370.265855][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6370.265855][T19513]      ipv6_add_addr+0x411/0x2000
[ 6370.265855][T19513]      inet6_addr_add+0x30e/0xa40
[ 6370.265855][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6370.265855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6370.265855][T19513]      netlink_rcv_skb+0x130/0x360
[ 6370.265855][T19513]      netlink_unicast+0x449/0x710
[ 6370.265855][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6370.265855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6370.265855][T19513]      ___sys_sendmsg+0xee/0x170
[ 6370.265855][T19513]      __sys_sendmsg+0xcd/0x170
[ 6370.265855][T19513]      do_syscall_64+0xc6/0x1e0
[ 6370.265855][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6370.265855][T19513] 
[ 6370.268075][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6370.268075][T19513]      netdev_get_by_index+0x5e/0x80
[ 6370.268075][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6370.268075][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6370.268075][T19513]      ip6_route_add+0x1c/0x140
[ 6370.268075][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6370.268075][T19513]      addrconf_add_dev+0xe2/0x170
[ 6370.268075][T19513]      inet6_addr_add+0x12f/0xa40
[ 6370.268075][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6370.268075][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6370.268075][T19513]      netlink_rcv_skb+0x130/0x360
[ 6370.268075][T19513]      netlink_unicast+0x449/0x710
[ 6370.268075][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6370.268075][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6370.268075][T19513]      ___sys_sendmsg+0xee/0x170
[ 6370.268075][T19513]      __sys_sendmsg+0xcd/0x170
[ 6370.268075][T19513]      do_syscall_64+0xc6/0x1e0
[ 6370.268075][T19513] 
[ 6370.270243][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6370.270243][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6370.270243][T19513]      ipv6_find_idev+0x102/0x170
[ 6370.270243][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6370.270243][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6370.270243][T19513]      netlink_rcv_skb+0x130/0x360
[ 6370.270243][T19513]      netlink_unicast+0x449/0x710
[ 6370.270243][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6370.270243][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6370.270243][T19513]      ___sys_sendmsg+0xee/0x170
[ 6370.270243][T19513]      __sys_sendmsg+0xcd/0x170
[ 6370.270243][T19513]      do_syscall_64+0xc6/0x1e0
[ 6370.270243][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6370.270243][T19513] 
[ 6370.271951][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6370.271951][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6370.271951][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6370.271951][T19513]      ipv6_find_idev+0x102/0x170
[ 6370.271951][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6370.271951][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6370.271951][T19513]      netlink_rcv_skb+0x130/0x360
[ 6370.271951][T19513]      netlink_unicast+0x449/0x710
[ 6370.271951][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6370.271951][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6370.271951][T19513]      ___sys_sendmsg+0xee/0x170
[ 6370.271951][T19513]      __sys_sendmsg+0xcd/0x170
[ 6370.271951][T19513]      do_syscall_64+0xc6/0x1e0
[ 6370.271951][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6370.271951][T19513] 
[ 6380.527146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6380.527617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6380.527617][T19513]      netdev_get_by_index+0x5e/0x80
[ 6380.527617][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6380.527617][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6380.527617][T19513]      ip6_route_add+0x1c/0x140
[ 6380.527617][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6380.527617][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6380.527617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6380.527617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6380.527617][T19513]      netlink_rcv_skb+0x130/0x360
[ 6380.527617][T19513]      netlink_unicast+0x449/0x710
[ 6380.527617][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6380.527617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6380.527617][T19513]      ___sys_sendmsg+0xee/0x170
[ 6380.527617][T19513]      __sys_sendmsg+0xcd/0x170
[ 6380.527617][T19513]      do_syscall_64+0xc6/0x1e0
[ 6380.527617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6380.527617][T19513] 
[ 6380.529850][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6380.529850][T19513]      netdev_get_by_index+0x5e/0x80
[ 6380.529850][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6380.529850][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6380.529850][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6380.529850][T19513]      ipv6_add_addr+0x411/0x2000
[ 6380.529850][T19513]      inet6_addr_add+0x30e/0xa40
[ 6380.529850][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6380.529850][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6380.529850][T19513]      netlink_rcv_skb+0x130/0x360
[ 6380.529850][T19513]      netlink_unicast+0x449/0x710
[ 6380.529850][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6380.529850][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6380.529850][T19513]      ___sys_sendmsg+0xee/0x170
[ 6380.529850][T19513]      __sys_sendmsg+0xcd/0x170
[ 6380.529850][T19513]      do_syscall_64+0xc6/0x1e0
[ 6380.529850][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6380.529850][T19513] 
[ 6380.532059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6380.532059][T19513]      netdev_get_by_index+0x5e/0x80
[ 6380.532059][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6380.532059][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6380.532059][T19513]      ip6_route_add+0x1c/0x140
[ 6380.532059][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6380.532059][T19513]      addrconf_add_dev+0xe2/0x170
[ 6380.532059][T19513]      inet6_addr_add+0x12f/0xa40
[ 6380.532059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6380.532059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6380.532059][T19513]      netlink_rcv_skb+0x130/0x360
[ 6380.532059][T19513]      netlink_unicast+0x449/0x710
[ 6380.532059][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6380.532059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6380.532059][T19513]      ___sys_sendmsg+0xee/0x170
[ 6380.532059][T19513]      __sys_sendmsg+0xcd/0x170
[ 6380.532059][T19513]      do_syscall_64+0xc6/0x1e0
[ 6380.532059][T19513] 
[ 6380.534220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6380.534220][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6380.534220][T19513]      ipv6_find_idev+0x102/0x170
[ 6380.534220][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6380.534220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6380.534220][T19513]      netlink_rcv_skb+0x130/0x360
[ 6380.534220][T19513]      netlink_unicast+0x449/0x710
[ 6380.534220][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6380.534220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6380.534220][T19513]      ___sys_sendmsg+0xee/0x170
[ 6380.534220][T19513]      __sys_sendmsg+0xcd/0x170
[ 6380.534220][T19513]      do_syscall_64+0xc6/0x1e0
[ 6380.534220][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6380.534220][T19513] 
[ 6380.535907][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6380.535907][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6380.535907][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6380.535907][T19513]      ipv6_find_idev+0x102/0x170
[ 6380.535907][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6380.535907][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6380.535907][T19513]      netlink_rcv_skb+0x130/0x360
[ 6380.535907][T19513]      netlink_unicast+0x449/0x710
[ 6380.535907][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6380.535907][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6380.535907][T19513]      ___sys_sendmsg+0xee/0x170
[ 6380.535907][T19513]      __sys_sendmsg+0xcd/0x170
[ 6380.535907][T19513]      do_syscall_64+0xc6/0x1e0
[ 6380.535907][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6380.535907][T19513] 
[ 6390.703131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6390.703587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6390.703587][T19513]      netdev_get_by_index+0x5e/0x80
[ 6390.703587][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6390.703587][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6390.703587][T19513]      ip6_route_add+0x1c/0x140
[ 6390.703587][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6390.703587][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6390.703587][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6390.703587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6390.703587][T19513]      netlink_rcv_skb+0x130/0x360
[ 6390.703587][T19513]      netlink_unicast+0x449/0x710
[ 6390.703587][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6390.703587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6390.703587][T19513]      ___sys_sendmsg+0xee/0x170
[ 6390.703587][T19513]      __sys_sendmsg+0xcd/0x170
[ 6390.703587][T19513]      do_syscall_64+0xc6/0x1e0
[ 6390.703587][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6390.703587][T19513] 
[ 6390.705838][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6390.705838][T19513]      netdev_get_by_index+0x5e/0x80
[ 6390.705838][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6390.705838][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6390.705838][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6390.705838][T19513]      ipv6_add_addr+0x411/0x2000
[ 6390.705838][T19513]      inet6_addr_add+0x30e/0xa40
[ 6390.705838][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6390.705838][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6390.705838][T19513]      netlink_rcv_skb+0x130/0x360
[ 6390.705838][T19513]      netlink_unicast+0x449/0x710
[ 6390.705838][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6390.705838][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6390.705838][T19513]      ___sys_sendmsg+0xee/0x170
[ 6390.705838][T19513]      __sys_sendmsg+0xcd/0x170
[ 6390.705838][T19513]      do_syscall_64+0xc6/0x1e0
[ 6390.705838][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6390.705838][T19513] 
[ 6390.708050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6390.708050][T19513]      netdev_get_by_index+0x5e/0x80
[ 6390.708050][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6390.708050][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6390.708050][T19513]      ip6_route_add+0x1c/0x140
[ 6390.708050][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6390.708050][T19513]      addrconf_add_dev+0xe2/0x170
[ 6390.708050][T19513]      inet6_addr_add+0x12f/0xa40
[ 6390.708050][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6390.708050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6390.708050][T19513]      netlink_rcv_skb+0x130/0x360
[ 6390.708050][T19513]      netlink_unicast+0x449/0x710
[ 6390.708050][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6390.708050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6390.708050][T19513]      ___sys_sendmsg+0xee/0x170
[ 6390.708050][T19513]      __sys_sendmsg+0xcd/0x170
[ 6390.708050][T19513]      do_syscall_64+0xc6/0x1e0
[ 6390.708050][T19513] 
[ 6390.710180][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6390.710180][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6390.710180][T19513]      ipv6_find_idev+0x102/0x170
[ 6390.710180][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6390.710180][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6390.710180][T19513]      netlink_rcv_skb+0x130/0x360
[ 6390.710180][T19513]      netlink_unicast+0x449/0x710
[ 6390.710180][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6390.710180][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6390.710180][T19513]      ___sys_sendmsg+0xee/0x170
[ 6390.710180][T19513]      __sys_sendmsg+0xcd/0x170
[ 6390.710180][T19513]      do_syscall_64+0xc6/0x1e0
[ 6390.710180][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6390.710180][T19513] 
[ 6390.711830][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6390.711830][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6390.711830][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6390.711830][T19513]      ipv6_find_idev+0x102/0x170
[ 6390.711830][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6390.711830][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6390.711830][T19513]      netlink_rcv_skb+0x130/0x360
[ 6390.711830][T19513]      netlink_unicast+0x449/0x710
[ 6390.711830][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6390.711830][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6390.711830][T19513]      ___sys_sendmsg+0xee/0x170
[ 6390.711830][T19513]      __sys_sendmsg+0xcd/0x170
[ 6390.711830][T19513]      do_syscall_64+0xc6/0x1e0
[ 6390.711830][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6390.711830][T19513] 
[ 6400.951142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6400.951609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6400.951609][T19513]      netdev_get_by_index+0x5e/0x80
[ 6400.951609][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6400.951609][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6400.951609][T19513]      ip6_route_add+0x1c/0x140
[ 6400.951609][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6400.951609][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6400.951609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6400.951609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6400.951609][T19513]      netlink_rcv_skb+0x130/0x360
[ 6400.951609][T19513]      netlink_unicast+0x449/0x710
[ 6400.951609][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6400.951609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6400.951609][T19513]      ___sys_sendmsg+0xee/0x170
[ 6400.951609][T19513]      __sys_sendmsg+0xcd/0x170
[ 6400.951609][T19513]      do_syscall_64+0xc6/0x1e0
[ 6400.951609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6400.951609][T19513] 
[ 6400.953839][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6400.953839][T19513]      netdev_get_by_index+0x5e/0x80
[ 6400.953839][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6400.953839][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6400.953839][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6400.953839][T19513]      ipv6_add_addr+0x411/0x2000
[ 6400.953839][T19513]      inet6_addr_add+0x30e/0xa40
[ 6400.953839][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6400.953839][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6400.953839][T19513]      netlink_rcv_skb+0x130/0x360
[ 6400.953839][T19513]      netlink_unicast+0x449/0x710
[ 6400.953839][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6400.953839][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6400.953839][T19513]      ___sys_sendmsg+0xee/0x170
[ 6400.953839][T19513]      __sys_sendmsg+0xcd/0x170
[ 6400.953839][T19513]      do_syscall_64+0xc6/0x1e0
[ 6400.953839][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6400.953839][T19513] 
[ 6400.956047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6400.956047][T19513]      netdev_get_by_index+0x5e/0x80
[ 6400.956047][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6400.956047][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6400.956047][T19513]      ip6_route_add+0x1c/0x140
[ 6400.956047][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6400.956047][T19513]      addrconf_add_dev+0xe2/0x170
[ 6400.956047][T19513]      inet6_addr_add+0x12f/0xa40
[ 6400.956047][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6400.956047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6400.956047][T19513]      netlink_rcv_skb+0x130/0x360
[ 6400.956047][T19513]      netlink_unicast+0x449/0x710
[ 6400.956047][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6400.956047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6400.956047][T19513]      ___sys_sendmsg+0xee/0x170
[ 6400.956047][T19513]      __sys_sendmsg+0xcd/0x170
[ 6400.956047][T19513]      do_syscall_64+0xc6/0x1e0
[ 6400.956047][T19513] 
[ 6400.958212][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6400.958212][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6400.958212][T19513]      ipv6_find_idev+0x102/0x170
[ 6400.958212][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6400.958212][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6400.958212][T19513]      netlink_rcv_skb+0x130/0x360
[ 6400.958212][T19513]      netlink_unicast+0x449/0x710
[ 6400.958212][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6400.958212][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6400.958212][T19513]      ___sys_sendmsg+0xee/0x170
[ 6400.958212][T19513]      __sys_sendmsg+0xcd/0x170
[ 6400.958212][T19513]      do_syscall_64+0xc6/0x1e0
[ 6400.958212][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6400.958212][T19513] 
[ 6400.959906][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6400.959906][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6400.959906][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6400.959906][T19513]      ipv6_find_idev+0x102/0x170
[ 6400.959906][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6400.959906][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6400.959906][T19513]      netlink_rcv_skb+0x130/0x360
[ 6400.959906][T19513]      netlink_unicast+0x449/0x710
[ 6400.959906][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6400.959906][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6400.959906][T19513]      ___sys_sendmsg+0xee/0x170
[ 6400.959906][T19513]      __sys_sendmsg+0xcd/0x170
[ 6400.959906][T19513]      do_syscall_64+0xc6/0x1e0
[ 6400.959906][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6400.959906][T19513] 
[ 6411.199118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6411.199575][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6411.199575][T19513]      netdev_get_by_index+0x5e/0x80
[ 6411.199575][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6411.199575][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6411.199575][T19513]      ip6_route_add+0x1c/0x140
[ 6411.199575][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6411.199575][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6411.199575][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6411.199575][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6411.199575][T19513]      netlink_rcv_skb+0x130/0x360
[ 6411.199575][T19513]      netlink_unicast+0x449/0x710
[ 6411.199575][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6411.199575][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6411.199575][T19513]      ___sys_sendmsg+0xee/0x170
[ 6411.199575][T19513]      __sys_sendmsg+0xcd/0x170
[ 6411.199575][T19513]      do_syscall_64+0xc6/0x1e0
[ 6411.199575][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6411.199575][T19513] 
[ 6411.201825][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6411.201825][T19513]      netdev_get_by_index+0x5e/0x80
[ 6411.201825][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6411.201825][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6411.201825][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6411.201825][T19513]      ipv6_add_addr+0x411/0x2000
[ 6411.201825][T19513]      inet6_addr_add+0x30e/0xa40
[ 6411.201825][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6411.201825][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6411.201825][T19513]      netlink_rcv_skb+0x130/0x360
[ 6411.201825][T19513]      netlink_unicast+0x449/0x710
[ 6411.201825][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6411.201825][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6411.201825][T19513]      ___sys_sendmsg+0xee/0x170
[ 6411.201825][T19513]      __sys_sendmsg+0xcd/0x170
[ 6411.201825][T19513]      do_syscall_64+0xc6/0x1e0
[ 6411.201825][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6411.201825][T19513] 
[ 6411.204335][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6411.204335][T19513]      netdev_get_by_index+0x5e/0x80
[ 6411.204335][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6411.204335][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6411.204335][T19513]      ip6_route_add+0x1c/0x140
[ 6411.204335][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6411.204335][T19513]      addrconf_add_dev+0xe2/0x170
[ 6411.204335][T19513]      inet6_addr_add+0x12f/0xa40
[ 6411.204335][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6411.204335][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6411.204335][T19513]      netlink_rcv_skb+0x130/0x360
[ 6411.204335][T19513]      netlink_unicast+0x449/0x710
[ 6411.204335][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6411.204335][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6411.204335][T19513]      ___sys_sendmsg+0xee/0x170
[ 6411.204335][T19513]      __sys_sendmsg+0xcd/0x170
[ 6411.204335][T19513]      do_syscall_64+0xc6/0x1e0
[ 6411.204335][T19513] 
[ 6411.206562][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6411.206562][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6411.206562][T19513]      ipv6_find_idev+0x102/0x170
[ 6411.206562][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6411.206562][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6411.206562][T19513]      netlink_rcv_skb+0x130/0x360
[ 6411.206562][T19513]      netlink_unicast+0x449/0x710
[ 6411.206562][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6411.206562][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6411.206562][T19513]      ___sys_sendmsg+0xee/0x170
[ 6411.206562][T19513]      __sys_sendmsg+0xcd/0x170
[ 6411.206562][T19513]      do_syscall_64+0xc6/0x1e0
[ 6411.206562][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6411.206562][T19513] 
[ 6411.208285][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6411.208285][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6411.208285][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6411.208285][T19513]      ipv6_find_idev+0x102/0x170
[ 6411.208285][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6411.208285][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6411.208285][T19513]      netlink_rcv_skb+0x130/0x360
[ 6411.208285][T19513]      netlink_unicast+0x449/0x710
[ 6411.208285][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6411.208285][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6411.208285][T19513]      ___sys_sendmsg+0xee/0x170
[ 6411.208285][T19513]      __sys_sendmsg+0xcd/0x170
[ 6411.208285][T19513]      do_syscall_64+0xc6/0x1e0
[ 6411.208285][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6411.208285][T19513] 
[ 6421.447145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6421.447595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6421.447595][T19513]      netdev_get_by_index+0x5e/0x80
[ 6421.447595][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6421.447595][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6421.447595][T19513]      ip6_route_add+0x1c/0x140
[ 6421.447595][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6421.447595][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6421.447595][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6421.447595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6421.447595][T19513]      netlink_rcv_skb+0x130/0x360
[ 6421.447595][T19513]      netlink_unicast+0x449/0x710
[ 6421.447595][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6421.447595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6421.447595][T19513]      ___sys_sendmsg+0xee/0x170
[ 6421.447595][T19513]      __sys_sendmsg+0xcd/0x170
[ 6421.447595][T19513]      do_syscall_64+0xc6/0x1e0
[ 6421.447595][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6421.447595][T19513] 
[ 6421.449852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6421.449852][T19513]      netdev_get_by_index+0x5e/0x80
[ 6421.449852][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6421.449852][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6421.449852][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6421.449852][T19513]      ipv6_add_addr+0x411/0x2000
[ 6421.449852][T19513]      inet6_addr_add+0x30e/0xa40
[ 6421.449852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6421.449852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6421.449852][T19513]      netlink_rcv_skb+0x130/0x360
[ 6421.449852][T19513]      netlink_unicast+0x449/0x710
[ 6421.449852][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6421.449852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6421.449852][T19513]      ___sys_sendmsg+0xee/0x170
[ 6421.449852][T19513]      __sys_sendmsg+0xcd/0x170
[ 6421.449852][T19513]      do_syscall_64+0xc6/0x1e0
[ 6421.449852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6421.449852][T19513] 
[ 6421.452081][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6421.452081][T19513]      netdev_get_by_index+0x5e/0x80
[ 6421.452081][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6421.452081][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6421.452081][T19513]      ip6_route_add+0x1c/0x140
[ 6421.452081][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6421.452081][T19513]      addrconf_add_dev+0xe2/0x170
[ 6421.452081][T19513]      inet6_addr_add+0x12f/0xa40
[ 6421.452081][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6421.452081][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6421.452081][T19513]      netlink_rcv_skb+0x130/0x360
[ 6421.452081][T19513]      netlink_unicast+0x449/0x710
[ 6421.452081][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6421.452081][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6421.452081][T19513]      ___sys_sendmsg+0xee/0x170
[ 6421.452081][T19513]      __sys_sendmsg+0xcd/0x170
[ 6421.452081][T19513]      do_syscall_64+0xc6/0x1e0
[ 6421.452081][T19513] 
[ 6421.454281][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6421.454281][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6421.454281][T19513]      ipv6_find_idev+0x102/0x170
[ 6421.454281][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6421.454281][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6421.454281][T19513]      netlink_rcv_skb+0x130/0x360
[ 6421.454281][T19513]      netlink_unicast+0x449/0x710
[ 6421.454281][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6421.454281][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6421.454281][T19513]      ___sys_sendmsg+0xee/0x170
[ 6421.454281][T19513]      __sys_sendmsg+0xcd/0x170
[ 6421.454281][T19513]      do_syscall_64+0xc6/0x1e0
[ 6421.454281][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6421.454281][T19513] 
[ 6421.455987][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6421.455987][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6421.455987][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6421.455987][T19513]      ipv6_find_idev+0x102/0x170
[ 6421.455987][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6421.455987][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6421.455987][T19513]      netlink_rcv_skb+0x130/0x360
[ 6421.455987][T19513]      netlink_unicast+0x449/0x710
[ 6421.455987][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6421.455987][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6421.455987][T19513]      ___sys_sendmsg+0xee/0x170
[ 6421.455987][T19513]      __sys_sendmsg+0xcd/0x170
[ 6421.455987][T19513]      do_syscall_64+0xc6/0x1e0
[ 6421.455987][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6421.455987][T19513] 
[ 6431.695114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6431.695569][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6431.695569][T19513]      netdev_get_by_index+0x5e/0x80
[ 6431.695569][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6431.695569][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6431.695569][T19513]      ip6_route_add+0x1c/0x140
[ 6431.695569][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6431.695569][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6431.695569][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6431.695569][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6431.695569][T19513]      netlink_rcv_skb+0x130/0x360
[ 6431.695569][T19513]      netlink_unicast+0x449/0x710
[ 6431.695569][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6431.695569][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6431.695569][T19513]      ___sys_sendmsg+0xee/0x170
[ 6431.695569][T19513]      __sys_sendmsg+0xcd/0x170
[ 6431.695569][T19513]      do_syscall_64+0xc6/0x1e0
[ 6431.695569][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6431.695569][T19513] 
[ 6431.697860][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6431.697860][T19513]      netdev_get_by_index+0x5e/0x80
[ 6431.697860][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6431.697860][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6431.697860][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6431.697860][T19513]      ipv6_add_addr+0x411/0x2000
[ 6431.697860][T19513]      inet6_addr_add+0x30e/0xa40
[ 6431.697860][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6431.697860][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6431.697860][T19513]      netlink_rcv_skb+0x130/0x360
[ 6431.697860][T19513]      netlink_unicast+0x449/0x710
[ 6431.697860][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6431.697860][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6431.697860][T19513]      ___sys_sendmsg+0xee/0x170
[ 6431.697860][T19513]      __sys_sendmsg+0xcd/0x170
[ 6431.697860][T19513]      do_syscall_64+0xc6/0x1e0
[ 6431.697860][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6431.697860][T19513] 
[ 6431.700094][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6431.700094][T19513]      netdev_get_by_index+0x5e/0x80
[ 6431.700094][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6431.700094][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6431.700094][T19513]      ip6_route_add+0x1c/0x140
[ 6431.700094][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6431.700094][T19513]      addrconf_add_dev+0xe2/0x170
[ 6431.700094][T19513]      inet6_addr_add+0x12f/0xa40
[ 6431.700094][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6431.700094][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6431.700094][T19513]      netlink_rcv_skb+0x130/0x360
[ 6431.700094][T19513]      netlink_unicast+0x449/0x710
[ 6431.700094][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6431.700094][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6431.700094][T19513]      ___sys_sendmsg+0xee/0x170
[ 6431.700094][T19513]      __sys_sendmsg+0xcd/0x170
[ 6431.700094][T19513]      do_syscall_64+0xc6/0x1e0
[ 6431.700094][T19513] 
[ 6431.702272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6431.702272][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6431.702272][T19513]      ipv6_find_idev+0x102/0x170
[ 6431.702272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6431.702272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6431.702272][T19513]      netlink_rcv_skb+0x130/0x360
[ 6431.702272][T19513]      netlink_unicast+0x449/0x710
[ 6431.702272][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6431.702272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6431.702272][T19513]      ___sys_sendmsg+0xee/0x170
[ 6431.702272][T19513]      __sys_sendmsg+0xcd/0x170
[ 6431.702272][T19513]      do_syscall_64+0xc6/0x1e0
[ 6431.702272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6431.702272][T19513] 
[ 6431.703991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6431.703991][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6431.703991][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6431.703991][T19513]      ipv6_find_idev+0x102/0x170
[ 6431.703991][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6431.703991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6431.703991][T19513]      netlink_rcv_skb+0x130/0x360
[ 6431.703991][T19513]      netlink_unicast+0x449/0x710
[ 6431.703991][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6431.703991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6431.703991][T19513]      ___sys_sendmsg+0xee/0x170
[ 6431.703991][T19513]      __sys_sendmsg+0xcd/0x170
[ 6431.703991][T19513]      do_syscall_64+0xc6/0x1e0
[ 6431.703991][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6431.703991][T19513] 
[ 6441.943118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6441.943581][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6441.943581][T19513]      netdev_get_by_index+0x5e/0x80
[ 6441.943581][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6441.943581][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6441.943581][T19513]      ip6_route_add+0x1c/0x140
[ 6441.943581][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6441.943581][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6441.943581][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6441.943581][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6441.943581][T19513]      netlink_rcv_skb+0x130/0x360
[ 6441.943581][T19513]      netlink_unicast+0x449/0x710
[ 6441.943581][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6441.943581][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6441.943581][T19513]      ___sys_sendmsg+0xee/0x170
[ 6441.943581][T19513]      __sys_sendmsg+0xcd/0x170
[ 6441.943581][T19513]      do_syscall_64+0xc6/0x1e0
[ 6441.943581][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6441.943581][T19513] 
[ 6441.945851][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6441.945851][T19513]      netdev_get_by_index+0x5e/0x80
[ 6441.945851][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6441.945851][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6441.945851][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6441.945851][T19513]      ipv6_add_addr+0x411/0x2000
[ 6441.945851][T19513]      inet6_addr_add+0x30e/0xa40
[ 6441.945851][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6441.945851][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6441.945851][T19513]      netlink_rcv_skb+0x130/0x360
[ 6441.945851][T19513]      netlink_unicast+0x449/0x710
[ 6441.945851][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6441.945851][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6441.945851][T19513]      ___sys_sendmsg+0xee/0x170
[ 6441.945851][T19513]      __sys_sendmsg+0xcd/0x170
[ 6441.945851][T19513]      do_syscall_64+0xc6/0x1e0
[ 6441.945851][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6441.945851][T19513] 
[ 6441.948100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6441.948100][T19513]      netdev_get_by_index+0x5e/0x80
[ 6441.948100][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6441.948100][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6441.948100][T19513]      ip6_route_add+0x1c/0x140
[ 6441.948100][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6441.948100][T19513]      addrconf_add_dev+0xe2/0x170
[ 6441.948100][T19513]      inet6_addr_add+0x12f/0xa40
[ 6441.948100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6441.948100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6441.948100][T19513]      netlink_rcv_skb+0x130/0x360
[ 6441.948100][T19513]      netlink_unicast+0x449/0x710
[ 6441.948100][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6441.948100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6441.948100][T19513]      ___sys_sendmsg+0xee/0x170
[ 6441.948100][T19513]      __sys_sendmsg+0xcd/0x170
[ 6441.948100][T19513]      do_syscall_64+0xc6/0x1e0
[ 6441.948100][T19513] 
[ 6441.950255][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6441.950255][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6441.950255][T19513]      ipv6_find_idev+0x102/0x170
[ 6441.950255][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6441.950255][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6441.950255][T19513]      netlink_rcv_skb+0x130/0x360
[ 6441.950255][T19513]      netlink_unicast+0x449/0x710
[ 6441.950255][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6441.950255][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6441.950255][T19513]      ___sys_sendmsg+0xee/0x170
[ 6441.950255][T19513]      __sys_sendmsg+0xcd/0x170
[ 6441.950255][T19513]      do_syscall_64+0xc6/0x1e0
[ 6441.950255][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6441.950255][T19513] 
[ 6441.951954][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6441.951954][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6441.951954][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6441.951954][T19513]      ipv6_find_idev+0x102/0x170
[ 6441.951954][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6441.951954][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6441.951954][T19513]      netlink_rcv_skb+0x130/0x360
[ 6441.951954][T19513]      netlink_unicast+0x449/0x710
[ 6441.951954][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6441.951954][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6441.951954][T19513]      ___sys_sendmsg+0xee/0x170
[ 6441.951954][T19513]      __sys_sendmsg+0xcd/0x170
[ 6441.951954][T19513]      do_syscall_64+0xc6/0x1e0
[ 6441.951954][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6441.951954][T19513] 
[ 6452.191145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6452.191618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6452.191618][T19513]      netdev_get_by_index+0x5e/0x80
[ 6452.191618][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6452.191618][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6452.191618][T19513]      ip6_route_add+0x1c/0x140
[ 6452.191618][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6452.191618][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6452.191618][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6452.191618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6452.191618][T19513]      netlink_rcv_skb+0x130/0x360
[ 6452.191618][T19513]      netlink_unicast+0x449/0x710
[ 6452.191618][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6452.191618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6452.191618][T19513]      ___sys_sendmsg+0xee/0x170
[ 6452.191618][T19513]      __sys_sendmsg+0xcd/0x170
[ 6452.191618][T19513]      do_syscall_64+0xc6/0x1e0
[ 6452.191618][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6452.191618][T19513] 
[ 6452.193890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6452.193890][T19513]      netdev_get_by_index+0x5e/0x80
[ 6452.193890][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6452.193890][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6452.193890][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6452.193890][T19513]      ipv6_add_addr+0x411/0x2000
[ 6452.193890][T19513]      inet6_addr_add+0x30e/0xa40
[ 6452.193890][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6452.193890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6452.193890][T19513]      netlink_rcv_skb+0x130/0x360
[ 6452.193890][T19513]      netlink_unicast+0x449/0x710
[ 6452.193890][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6452.193890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6452.193890][T19513]      ___sys_sendmsg+0xee/0x170
[ 6452.193890][T19513]      __sys_sendmsg+0xcd/0x170
[ 6452.193890][T19513]      do_syscall_64+0xc6/0x1e0
[ 6452.193890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6452.193890][T19513] 
[ 6452.196115][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6452.196115][T19513]      netdev_get_by_index+0x5e/0x80
[ 6452.196115][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6452.196115][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6452.196115][T19513]      ip6_route_add+0x1c/0x140
[ 6452.196115][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6452.196115][T19513]      addrconf_add_dev+0xe2/0x170
[ 6452.196115][T19513]      inet6_addr_add+0x12f/0xa40
[ 6452.196115][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6452.196115][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6452.196115][T19513]      netlink_rcv_skb+0x130/0x360
[ 6452.196115][T19513]      netlink_unicast+0x449/0x710
[ 6452.196115][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6452.196115][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6452.196115][T19513]      ___sys_sendmsg+0xee/0x170
[ 6452.196115][T19513]      __sys_sendmsg+0xcd/0x170
[ 6452.196115][T19513]      do_syscall_64+0xc6/0x1e0
[ 6452.196115][T19513] 
[ 6452.198304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6452.198304][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6452.198304][T19513]      ipv6_find_idev+0x102/0x170
[ 6452.198304][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6452.198304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6452.198304][T19513]      netlink_rcv_skb+0x130/0x360
[ 6452.198304][T19513]      netlink_unicast+0x449/0x710
[ 6452.198304][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6452.198304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6452.198304][T19513]      ___sys_sendmsg+0xee/0x170
[ 6452.198304][T19513]      __sys_sendmsg+0xcd/0x170
[ 6452.198304][T19513]      do_syscall_64+0xc6/0x1e0
[ 6452.198304][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6452.198304][T19513] 
[ 6452.200012][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6452.200012][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6452.200012][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6452.200012][T19513]      ipv6_find_idev+0x102/0x170
[ 6452.200012][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6452.200012][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6452.200012][T19513]      netlink_rcv_skb+0x130/0x360
[ 6452.200012][T19513]      netlink_unicast+0x449/0x710
[ 6452.200012][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6452.200012][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6452.200012][T19513]      ___sys_sendmsg+0xee/0x170
[ 6452.200012][T19513]      __sys_sendmsg+0xcd/0x170
[ 6452.200012][T19513]      do_syscall_64+0xc6/0x1e0
[ 6452.200012][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6452.200012][T19513] 
[ 6462.439120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6462.439595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6462.439595][T19513]      netdev_get_by_index+0x5e/0x80
[ 6462.439595][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6462.439595][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6462.439595][T19513]      ip6_route_add+0x1c/0x140
[ 6462.439595][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6462.439595][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6462.439595][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6462.439595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6462.439595][T19513]      netlink_rcv_skb+0x130/0x360
[ 6462.439595][T19513]      netlink_unicast+0x449/0x710
[ 6462.439595][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6462.439595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6462.439595][T19513]      ___sys_sendmsg+0xee/0x170
[ 6462.439595][T19513]      __sys_sendmsg+0xcd/0x170
[ 6462.439595][T19513]      do_syscall_64+0xc6/0x1e0
[ 6462.439595][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6462.439595][T19513] 
[ 6462.441877][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6462.441877][T19513]      netdev_get_by_index+0x5e/0x80
[ 6462.441877][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6462.441877][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6462.441877][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6462.441877][T19513]      ipv6_add_addr+0x411/0x2000
[ 6462.441877][T19513]      inet6_addr_add+0x30e/0xa40
[ 6462.441877][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6462.441877][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6462.441877][T19513]      netlink_rcv_skb+0x130/0x360
[ 6462.441877][T19513]      netlink_unicast+0x449/0x710
[ 6462.441877][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6462.441877][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6462.441877][T19513]      ___sys_sendmsg+0xee/0x170
[ 6462.441877][T19513]      __sys_sendmsg+0xcd/0x170
[ 6462.441877][T19513]      do_syscall_64+0xc6/0x1e0
[ 6462.441877][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6462.441877][T19513] 
[ 6462.444090][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6462.444090][T19513]      netdev_get_by_index+0x5e/0x80
[ 6462.444090][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6462.444090][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6462.444090][T19513]      ip6_route_add+0x1c/0x140
[ 6462.444090][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6462.444090][T19513]      addrconf_add_dev+0xe2/0x170
[ 6462.444090][T19513]      inet6_addr_add+0x12f/0xa40
[ 6462.444090][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6462.444090][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6462.444090][T19513]      netlink_rcv_skb+0x130/0x360
[ 6462.444090][T19513]      netlink_unicast+0x449/0x710
[ 6462.444090][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6462.444090][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6462.444090][T19513]      ___sys_sendmsg+0xee/0x170
[ 6462.444090][T19513]      __sys_sendmsg+0xcd/0x170
[ 6462.444090][T19513]      do_syscall_64+0xc6/0x1e0
[ 6462.444090][T19513] 
[ 6462.446266][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6462.446266][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6462.446266][T19513]      ipv6_find_idev+0x102/0x170
[ 6462.446266][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6462.446266][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6462.446266][T19513]      netlink_rcv_skb+0x130/0x360
[ 6462.446266][T19513]      netlink_unicast+0x449/0x710
[ 6462.446266][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6462.446266][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6462.446266][T19513]      ___sys_sendmsg+0xee/0x170
[ 6462.446266][T19513]      __sys_sendmsg+0xcd/0x170
[ 6462.446266][T19513]      do_syscall_64+0xc6/0x1e0
[ 6462.446266][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6462.446266][T19513] 
[ 6462.447995][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6462.447995][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6462.447995][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6462.447995][T19513]      ipv6_find_idev+0x102/0x170
[ 6462.447995][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6462.447995][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6462.447995][T19513]      netlink_rcv_skb+0x130/0x360
[ 6462.447995][T19513]      netlink_unicast+0x449/0x710
[ 6462.447995][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6462.447995][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6462.447995][T19513]      ___sys_sendmsg+0xee/0x170
[ 6462.447995][T19513]      __sys_sendmsg+0xcd/0x170
[ 6462.447995][T19513]      do_syscall_64+0xc6/0x1e0
[ 6462.447995][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6462.447995][T19513] 
[ 6472.687058][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6472.687534][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6472.687534][T19513]      netdev_get_by_index+0x5e/0x80
[ 6472.687534][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6472.687534][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6472.687534][T19513]      ip6_route_add+0x1c/0x140
[ 6472.687534][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6472.687534][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6472.687534][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6472.687534][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6472.687534][T19513]      netlink_rcv_skb+0x130/0x360
[ 6472.687534][T19513]      netlink_unicast+0x449/0x710
[ 6472.687534][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6472.687534][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6472.687534][T19513]      ___sys_sendmsg+0xee/0x170
[ 6472.687534][T19513]      __sys_sendmsg+0xcd/0x170
[ 6472.687534][T19513]      do_syscall_64+0xc6/0x1e0
[ 6472.687534][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6472.687534][T19513] 
[ 6472.689866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6472.689866][T19513]      netdev_get_by_index+0x5e/0x80
[ 6472.689866][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6472.689866][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6472.689866][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6472.689866][T19513]      ipv6_add_addr+0x411/0x2000
[ 6472.689866][T19513]      inet6_addr_add+0x30e/0xa40
[ 6472.689866][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6472.689866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6472.689866][T19513]      netlink_rcv_skb+0x130/0x360
[ 6472.689866][T19513]      netlink_unicast+0x449/0x710
[ 6472.689866][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6472.689866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6472.689866][T19513]      ___sys_sendmsg+0xee/0x170
[ 6472.689866][T19513]      __sys_sendmsg+0xcd/0x170
[ 6472.689866][T19513]      do_syscall_64+0xc6/0x1e0
[ 6472.689866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6472.689866][T19513] 
[ 6472.692169][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6472.692169][T19513]      netdev_get_by_index+0x5e/0x80
[ 6472.692169][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6472.692169][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6472.692169][T19513]      ip6_route_add+0x1c/0x140
[ 6472.692169][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6472.692169][T19513]      addrconf_add_dev+0xe2/0x170
[ 6472.692169][T19513]      inet6_addr_add+0x12f/0xa40
[ 6472.692169][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6472.692169][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6472.692169][T19513]      netlink_rcv_skb+0x130/0x360
[ 6472.692169][T19513]      netlink_unicast+0x449/0x710
[ 6472.692169][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6472.692169][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6472.692169][T19513]      ___sys_sendmsg+0xee/0x170
[ 6472.692169][T19513]      __sys_sendmsg+0xcd/0x170
[ 6472.692169][T19513]      do_syscall_64+0xc6/0x1e0
[ 6472.692169][T19513] 
[ 6472.694370][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6472.694370][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6472.694370][T19513]      ipv6_find_idev+0x102/0x170
[ 6472.694370][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6472.694370][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6472.694370][T19513]      netlink_rcv_skb+0x130/0x360
[ 6472.694370][T19513]      netlink_unicast+0x449/0x710
[ 6472.694370][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6472.694370][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6472.694370][T19513]      ___sys_sendmsg+0xee/0x170
[ 6472.694370][T19513]      __sys_sendmsg+0xcd/0x170
[ 6472.694370][T19513]      do_syscall_64+0xc6/0x1e0
[ 6472.694370][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6472.694370][T19513] 
[ 6472.696094][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6472.696094][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6472.696094][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6472.696094][T19513]      ipv6_find_idev+0x102/0x170
[ 6472.696094][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6472.696094][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6472.696094][T19513]      netlink_rcv_skb+0x130/0x360
[ 6472.696094][T19513]      netlink_unicast+0x449/0x710
[ 6472.696094][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6472.696094][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6472.696094][T19513]      ___sys_sendmsg+0xee/0x170
[ 6472.696094][T19513]      __sys_sendmsg+0xcd/0x170
[ 6472.696094][T19513]      do_syscall_64+0xc6/0x1e0
[ 6472.696094][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6472.696094][T19513] 
[ 6482.943133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6482.943641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6482.943641][T19513]      netdev_get_by_index+0x5e/0x80
[ 6482.943641][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6482.943641][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6482.943641][T19513]      ip6_route_add+0x1c/0x140
[ 6482.943641][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6482.943641][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6482.943641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6482.943641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6482.943641][T19513]      netlink_rcv_skb+0x130/0x360
[ 6482.943641][T19513]      netlink_unicast+0x449/0x710
[ 6482.943641][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6482.943641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6482.943641][T19513]      ___sys_sendmsg+0xee/0x170
[ 6482.943641][T19513]      __sys_sendmsg+0xcd/0x170
[ 6482.943641][T19513]      do_syscall_64+0xc6/0x1e0
[ 6482.943641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6482.943641][T19513] 
[ 6482.945936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6482.945936][T19513]      netdev_get_by_index+0x5e/0x80
[ 6482.945936][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6482.945936][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6482.945936][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6482.945936][T19513]      ipv6_add_addr+0x411/0x2000
[ 6482.945936][T19513]      inet6_addr_add+0x30e/0xa40
[ 6482.945936][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6482.945936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6482.945936][T19513]      netlink_rcv_skb+0x130/0x360
[ 6482.945936][T19513]      netlink_unicast+0x449/0x710
[ 6482.945936][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6482.945936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6482.945936][T19513]      ___sys_sendmsg+0xee/0x170
[ 6482.945936][T19513]      __sys_sendmsg+0xcd/0x170
[ 6482.945936][T19513]      do_syscall_64+0xc6/0x1e0
[ 6482.945936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6482.945936][T19513] 
[ 6482.948204][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6482.948204][T19513]      netdev_get_by_index+0x5e/0x80
[ 6482.948204][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6482.948204][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6482.948204][T19513]      ip6_route_add+0x1c/0x140
[ 6482.948204][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6482.948204][T19513]      addrconf_add_dev+0xe2/0x170
[ 6482.948204][T19513]      inet6_addr_add+0x12f/0xa40
[ 6482.948204][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6482.948204][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6482.948204][T19513]      netlink_rcv_skb+0x130/0x360
[ 6482.948204][T19513]      netlink_unicast+0x449/0x710
[ 6482.948204][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6482.948204][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6482.948204][T19513]      ___sys_sendmsg+0xee/0x170
[ 6482.948204][T19513]      __sys_sendmsg+0xcd/0x170
[ 6482.948204][T19513]      do_syscall_64+0xc6/0x1e0
[ 6482.948204][T19513] 
[ 6482.950465][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6482.950465][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6482.950465][T19513]      ipv6_find_idev+0x102/0x170
[ 6482.950465][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6482.950465][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6482.950465][T19513]      netlink_rcv_skb+0x130/0x360
[ 6482.950465][T19513]      netlink_unicast+0x449/0x710
[ 6482.950465][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6482.950465][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6482.950465][T19513]      ___sys_sendmsg+0xee/0x170
[ 6482.950465][T19513]      __sys_sendmsg+0xcd/0x170
[ 6482.950465][T19513]      do_syscall_64+0xc6/0x1e0
[ 6482.950465][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6482.950465][T19513] 
[ 6482.952214][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6482.952214][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6482.952214][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6482.952214][T19513]      ipv6_find_idev+0x102/0x170
[ 6482.952214][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6482.952214][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6482.952214][T19513]      netlink_rcv_skb+0x130/0x360
[ 6482.952214][T19513]      netlink_unicast+0x449/0x710
[ 6482.952214][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6482.952214][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6482.952214][T19513]      ___sys_sendmsg+0xee/0x170
[ 6482.952214][T19513]      __sys_sendmsg+0xcd/0x170
[ 6482.952214][T19513]      do_syscall_64+0xc6/0x1e0
[ 6482.952214][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6482.952214][T19513] 
[ 6493.191124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6493.191604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6493.191604][T19513]      netdev_get_by_index+0x5e/0x80
[ 6493.191604][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6493.191604][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6493.191604][T19513]      ip6_route_add+0x1c/0x140
[ 6493.191604][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6493.191604][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6493.191604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6493.191604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6493.191604][T19513]      netlink_rcv_skb+0x130/0x360
[ 6493.191604][T19513]      netlink_unicast+0x449/0x710
[ 6493.191604][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6493.191604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6493.191604][T19513]      ___sys_sendmsg+0xee/0x170
[ 6493.191604][T19513]      __sys_sendmsg+0xcd/0x170
[ 6493.191604][T19513]      do_syscall_64+0xc6/0x1e0
[ 6493.191604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6493.191604][T19513] 
[ 6493.193891][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6493.193891][T19513]      netdev_get_by_index+0x5e/0x80
[ 6493.193891][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6493.193891][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6493.193891][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6493.193891][T19513]      ipv6_add_addr+0x411/0x2000
[ 6493.193891][T19513]      inet6_addr_add+0x30e/0xa40
[ 6493.193891][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6493.193891][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6493.193891][T19513]      netlink_rcv_skb+0x130/0x360
[ 6493.193891][T19513]      netlink_unicast+0x449/0x710
[ 6493.193891][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6493.193891][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6493.193891][T19513]      ___sys_sendmsg+0xee/0x170
[ 6493.193891][T19513]      __sys_sendmsg+0xcd/0x170
[ 6493.193891][T19513]      do_syscall_64+0xc6/0x1e0
[ 6493.193891][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6493.193891][T19513] 
[ 6493.196173][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6493.196173][T19513]      netdev_get_by_index+0x5e/0x80
[ 6493.196173][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6493.196173][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6493.196173][T19513]      ip6_route_add+0x1c/0x140
[ 6493.196173][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6493.196173][T19513]      addrconf_add_dev+0xe2/0x170
[ 6493.196173][T19513]      inet6_addr_add+0x12f/0xa40
[ 6493.196173][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6493.196173][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6493.196173][T19513]      netlink_rcv_skb+0x130/0x360
[ 6493.196173][T19513]      netlink_unicast+0x449/0x710
[ 6493.196173][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6493.196173][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6493.196173][T19513]      ___sys_sendmsg+0xee/0x170
[ 6493.196173][T19513]      __sys_sendmsg+0xcd/0x170
[ 6493.196173][T19513]      do_syscall_64+0xc6/0x1e0
[ 6493.196173][T19513] 
[ 6493.198400][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6493.198400][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6493.198400][T19513]      ipv6_find_idev+0x102/0x170
[ 6493.198400][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6493.198400][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6493.198400][T19513]      netlink_rcv_skb+0x130/0x360
[ 6493.198400][T19513]      netlink_unicast+0x449/0x710
[ 6493.198400][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6493.198400][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6493.198400][T19513]      ___sys_sendmsg+0xee/0x170
[ 6493.198400][T19513]      __sys_sendmsg+0xcd/0x170
[ 6493.198400][T19513]      do_syscall_64+0xc6/0x1e0
[ 6493.198400][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6493.198400][T19513] 
[ 6493.200129][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6493.200129][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6493.200129][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6493.200129][T19513]      ipv6_find_idev+0x102/0x170
[ 6493.200129][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6493.200129][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6493.200129][T19513]      netlink_rcv_skb+0x130/0x360
[ 6493.200129][T19513]      netlink_unicast+0x449/0x710
[ 6493.200129][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6493.200129][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6493.200129][T19513]      ___sys_sendmsg+0xee/0x170
[ 6493.200129][T19513]      __sys_sendmsg+0xcd/0x170
[ 6493.200129][T19513]      do_syscall_64+0xc6/0x1e0
[ 6493.200129][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6493.200129][T19513] 
[ 6503.455088][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6503.455559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6503.455559][T19513]      netdev_get_by_index+0x5e/0x80
[ 6503.455559][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6503.455559][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6503.455559][T19513]      ip6_route_add+0x1c/0x140
[ 6503.455559][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6503.455559][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6503.455559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6503.455559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6503.455559][T19513]      netlink_rcv_skb+0x130/0x360
[ 6503.455559][T19513]      netlink_unicast+0x449/0x710
[ 6503.455559][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6503.455559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6503.455559][T19513]      ___sys_sendmsg+0xee/0x170
[ 6503.455559][T19513]      __sys_sendmsg+0xcd/0x170
[ 6503.455559][T19513]      do_syscall_64+0xc6/0x1e0
[ 6503.455559][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6503.455559][T19513] 
[ 6503.457855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6503.457855][T19513]      netdev_get_by_index+0x5e/0x80
[ 6503.457855][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6503.457855][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6503.457855][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6503.457855][T19513]      ipv6_add_addr+0x411/0x2000
[ 6503.457855][T19513]      inet6_addr_add+0x30e/0xa40
[ 6503.457855][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6503.457855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6503.457855][T19513]      netlink_rcv_skb+0x130/0x360
[ 6503.457855][T19513]      netlink_unicast+0x449/0x710
[ 6503.457855][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6503.457855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6503.457855][T19513]      ___sys_sendmsg+0xee/0x170
[ 6503.457855][T19513]      __sys_sendmsg+0xcd/0x170
[ 6503.457855][T19513]      do_syscall_64+0xc6/0x1e0
[ 6503.457855][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6503.457855][T19513] 
[ 6503.460105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6503.460105][T19513]      netdev_get_by_index+0x5e/0x80
[ 6503.460105][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6503.460105][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6503.460105][T19513]      ip6_route_add+0x1c/0x140
[ 6503.460105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6503.460105][T19513]      addrconf_add_dev+0xe2/0x170
[ 6503.460105][T19513]      inet6_addr_add+0x12f/0xa40
[ 6503.460105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6503.460105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6503.460105][T19513]      netlink_rcv_skb+0x130/0x360
[ 6503.460105][T19513]      netlink_unicast+0x449/0x710
[ 6503.460105][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6503.460105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6503.460105][T19513]      ___sys_sendmsg+0xee/0x170
[ 6503.460105][T19513]      __sys_sendmsg+0xcd/0x170
[ 6503.460105][T19513]      do_syscall_64+0xc6/0x1e0
[ 6503.460105][T19513] 
[ 6503.462318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6503.462318][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6503.462318][T19513]      ipv6_find_idev+0x102/0x170
[ 6503.462318][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6503.462318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6503.462318][T19513]      netlink_rcv_skb+0x130/0x360
[ 6503.462318][T19513]      netlink_unicast+0x449/0x710
[ 6503.462318][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6503.462318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6503.462318][T19513]      ___sys_sendmsg+0xee/0x170
[ 6503.462318][T19513]      __sys_sendmsg+0xcd/0x170
[ 6503.462318][T19513]      do_syscall_64+0xc6/0x1e0
[ 6503.462318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6503.462318][T19513] 
[ 6503.464044][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6503.464044][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6503.464044][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6503.464044][T19513]      ipv6_find_idev+0x102/0x170
[ 6503.464044][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6503.464044][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6503.464044][T19513]      netlink_rcv_skb+0x130/0x360
[ 6503.464044][T19513]      netlink_unicast+0x449/0x710
[ 6503.464044][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6503.464044][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6503.464044][T19513]      ___sys_sendmsg+0xee/0x170
[ 6503.464044][T19513]      __sys_sendmsg+0xcd/0x170
[ 6503.464044][T19513]      do_syscall_64+0xc6/0x1e0
[ 6503.464044][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6503.464044][T19513] 
[ 6513.703123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6513.703587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6513.703587][T19513]      netdev_get_by_index+0x5e/0x80
[ 6513.703587][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6513.703587][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6513.703587][T19513]      ip6_route_add+0x1c/0x140
[ 6513.703587][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6513.703587][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6513.703587][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6513.703587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6513.703587][T19513]      netlink_rcv_skb+0x130/0x360
[ 6513.703587][T19513]      netlink_unicast+0x449/0x710
[ 6513.703587][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6513.703587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6513.703587][T19513]      ___sys_sendmsg+0xee/0x170
[ 6513.703587][T19513]      __sys_sendmsg+0xcd/0x170
[ 6513.703587][T19513]      do_syscall_64+0xc6/0x1e0
[ 6513.703587][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6513.703587][T19513] 
[ 6513.705860][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6513.705860][T19513]      netdev_get_by_index+0x5e/0x80
[ 6513.705860][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6513.705860][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6513.705860][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6513.705860][T19513]      ipv6_add_addr+0x411/0x2000
[ 6513.705860][T19513]      inet6_addr_add+0x30e/0xa40
[ 6513.705860][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6513.705860][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6513.705860][T19513]      netlink_rcv_skb+0x130/0x360
[ 6513.705860][T19513]      netlink_unicast+0x449/0x710
[ 6513.705860][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6513.705860][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6513.705860][T19513]      ___sys_sendmsg+0xee/0x170
[ 6513.705860][T19513]      __sys_sendmsg+0xcd/0x170
[ 6513.705860][T19513]      do_syscall_64+0xc6/0x1e0
[ 6513.705860][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6513.705860][T19513] 
[ 6513.708105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6513.708105][T19513]      netdev_get_by_index+0x5e/0x80
[ 6513.708105][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6513.708105][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6513.708105][T19513]      ip6_route_add+0x1c/0x140
[ 6513.708105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6513.708105][T19513]      addrconf_add_dev+0xe2/0x170
[ 6513.708105][T19513]      inet6_addr_add+0x12f/0xa40
[ 6513.708105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6513.708105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6513.708105][T19513]      netlink_rcv_skb+0x130/0x360
[ 6513.708105][T19513]      netlink_unicast+0x449/0x710
[ 6513.708105][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6513.708105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6513.708105][T19513]      ___sys_sendmsg+0xee/0x170
[ 6513.708105][T19513]      __sys_sendmsg+0xcd/0x170
[ 6513.708105][T19513]      do_syscall_64+0xc6/0x1e0
[ 6513.708105][T19513] 
[ 6513.710298][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6513.710298][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6513.710298][T19513]      ipv6_find_idev+0x102/0x170
[ 6513.710298][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6513.710298][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6513.710298][T19513]      netlink_rcv_skb+0x130/0x360
[ 6513.710298][T19513]      netlink_unicast+0x449/0x710
[ 6513.710298][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6513.710298][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6513.710298][T19513]      ___sys_sendmsg+0xee/0x170
[ 6513.710298][T19513]      __sys_sendmsg+0xcd/0x170
[ 6513.710298][T19513]      do_syscall_64+0xc6/0x1e0
[ 6513.710298][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6513.710298][T19513] 
[ 6513.711973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6513.711973][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6513.711973][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6513.711973][T19513]      ipv6_find_idev+0x102/0x170
[ 6513.711973][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6513.711973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6513.711973][T19513]      netlink_rcv_skb+0x130/0x360
[ 6513.711973][T19513]      netlink_unicast+0x449/0x710
[ 6513.711973][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6513.711973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6513.711973][T19513]      ___sys_sendmsg+0xee/0x170
[ 6513.711973][T19513]      __sys_sendmsg+0xcd/0x170
[ 6513.711973][T19513]      do_syscall_64+0xc6/0x1e0
[ 6513.711973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6513.711973][T19513] 
[ 6523.951128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6523.951613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6523.951613][T19513]      netdev_get_by_index+0x5e/0x80
[ 6523.951613][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6523.951613][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6523.951613][T19513]      ip6_route_add+0x1c/0x140
[ 6523.951613][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6523.951613][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6523.951613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6523.951613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6523.951613][T19513]      netlink_rcv_skb+0x130/0x360
[ 6523.951613][T19513]      netlink_unicast+0x449/0x710
[ 6523.951613][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6523.951613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6523.951613][T19513]      ___sys_sendmsg+0xee/0x170
[ 6523.951613][T19513]      __sys_sendmsg+0xcd/0x170
[ 6523.951613][T19513]      do_syscall_64+0xc6/0x1e0
[ 6523.951613][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6523.951613][T19513] 
[ 6523.953835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6523.953835][T19513]      netdev_get_by_index+0x5e/0x80
[ 6523.953835][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6523.953835][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6523.953835][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6523.953835][T19513]      ipv6_add_addr+0x411/0x2000
[ 6523.953835][T19513]      inet6_addr_add+0x30e/0xa40
[ 6523.953835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6523.953835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6523.953835][T19513]      netlink_rcv_skb+0x130/0x360
[ 6523.953835][T19513]      netlink_unicast+0x449/0x710
[ 6523.953835][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6523.953835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6523.953835][T19513]      ___sys_sendmsg+0xee/0x170
[ 6523.953835][T19513]      __sys_sendmsg+0xcd/0x170
[ 6523.953835][T19513]      do_syscall_64+0xc6/0x1e0
[ 6523.953835][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6523.953835][T19513] 
[ 6523.956034][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6523.956034][T19513]      netdev_get_by_index+0x5e/0x80
[ 6523.956034][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6523.956034][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6523.956034][T19513]      ip6_route_add+0x1c/0x140
[ 6523.956034][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6523.956034][T19513]      addrconf_add_dev+0xe2/0x170
[ 6523.956034][T19513]      inet6_addr_add+0x12f/0xa40
[ 6523.956034][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6523.956034][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6523.956034][T19513]      netlink_rcv_skb+0x130/0x360
[ 6523.956034][T19513]      netlink_unicast+0x449/0x710
[ 6523.956034][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6523.956034][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6523.956034][T19513]      ___sys_sendmsg+0xee/0x170
[ 6523.956034][T19513]      __sys_sendmsg+0xcd/0x170
[ 6523.956034][T19513]      do_syscall_64+0xc6/0x1e0
[ 6523.956034][T19513] 
[ 6523.958209][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6523.958209][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6523.958209][T19513]      ipv6_find_idev+0x102/0x170
[ 6523.958209][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6523.958209][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6523.958209][T19513]      netlink_rcv_skb+0x130/0x360
[ 6523.958209][T19513]      netlink_unicast+0x449/0x710
[ 6523.958209][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6523.958209][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6523.958209][T19513]      ___sys_sendmsg+0xee/0x170
[ 6523.958209][T19513]      __sys_sendmsg+0xcd/0x170
[ 6523.958209][T19513]      do_syscall_64+0xc6/0x1e0
[ 6523.958209][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6523.958209][T19513] 
[ 6523.959899][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6523.959899][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6523.959899][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6523.959899][T19513]      ipv6_find_idev+0x102/0x170
[ 6523.959899][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6523.959899][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6523.959899][T19513]      netlink_rcv_skb+0x130/0x360
[ 6523.959899][T19513]      netlink_unicast+0x449/0x710
[ 6523.959899][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6523.959899][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6523.959899][T19513]      ___sys_sendmsg+0xee/0x170
[ 6523.959899][T19513]      __sys_sendmsg+0xcd/0x170
[ 6523.959899][T19513]      do_syscall_64+0xc6/0x1e0
[ 6523.959899][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6523.959899][T19513] 
[ 6534.199127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6534.199586][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6534.199586][T19513]      netdev_get_by_index+0x5e/0x80
[ 6534.199586][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6534.199586][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6534.199586][T19513]      ip6_route_add+0x1c/0x140
[ 6534.199586][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6534.199586][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6534.199586][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6534.199586][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6534.199586][T19513]      netlink_rcv_skb+0x130/0x360
[ 6534.199586][T19513]      netlink_unicast+0x449/0x710
[ 6534.199586][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6534.199586][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6534.199586][T19513]      ___sys_sendmsg+0xee/0x170
[ 6534.199586][T19513]      __sys_sendmsg+0xcd/0x170
[ 6534.199586][T19513]      do_syscall_64+0xc6/0x1e0
[ 6534.199586][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6534.199586][T19513] 
[ 6534.201827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6534.201827][T19513]      netdev_get_by_index+0x5e/0x80
[ 6534.201827][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6534.201827][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6534.201827][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6534.201827][T19513]      ipv6_add_addr+0x411/0x2000
[ 6534.201827][T19513]      inet6_addr_add+0x30e/0xa40
[ 6534.201827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6534.201827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6534.201827][T19513]      netlink_rcv_skb+0x130/0x360
[ 6534.201827][T19513]      netlink_unicast+0x449/0x710
[ 6534.201827][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6534.201827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6534.201827][T19513]      ___sys_sendmsg+0xee/0x170
[ 6534.201827][T19513]      __sys_sendmsg+0xcd/0x170
[ 6534.201827][T19513]      do_syscall_64+0xc6/0x1e0
[ 6534.201827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6534.201827][T19513] 
[ 6534.203995][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6534.203995][T19513]      netdev_get_by_index+0x5e/0x80
[ 6534.203995][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6534.203995][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6534.203995][T19513]      ip6_route_add+0x1c/0x140
[ 6534.203995][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6534.203995][T19513]      addrconf_add_dev+0xe2/0x170
[ 6534.203995][T19513]      inet6_addr_add+0x12f/0xa40
[ 6534.203995][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6534.203995][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6534.203995][T19513]      netlink_rcv_skb+0x130/0x360
[ 6534.203995][T19513]      netlink_unicast+0x449/0x710
[ 6534.203995][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6534.203995][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6534.203995][T19513]      ___sys_sendmsg+0xee/0x170
[ 6534.203995][T19513]      __sys_sendmsg+0xcd/0x170
[ 6534.203995][T19513]      do_syscall_64+0xc6/0x1e0
[ 6534.203995][T19513] 
[ 6534.206158][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6534.206158][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6534.206158][T19513]      ipv6_find_idev+0x102/0x170
[ 6534.206158][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6534.206158][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6534.206158][T19513]      netlink_rcv_skb+0x130/0x360
[ 6534.206158][T19513]      netlink_unicast+0x449/0x710
[ 6534.206158][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6534.206158][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6534.206158][T19513]      ___sys_sendmsg+0xee/0x170
[ 6534.206158][T19513]      __sys_sendmsg+0xcd/0x170
[ 6534.206158][T19513]      do_syscall_64+0xc6/0x1e0
[ 6534.206158][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6534.206158][T19513] 
[ 6534.207868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6534.207868][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6534.207868][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6534.207868][T19513]      ipv6_find_idev+0x102/0x170
[ 6534.207868][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6534.207868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6534.207868][T19513]      netlink_rcv_skb+0x130/0x360
[ 6534.207868][T19513]      netlink_unicast+0x449/0x710
[ 6534.207868][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6534.207868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6534.207868][T19513]      ___sys_sendmsg+0xee/0x170
[ 6534.207868][T19513]      __sys_sendmsg+0xcd/0x170
[ 6534.207868][T19513]      do_syscall_64+0xc6/0x1e0
[ 6534.207868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6534.207868][T19513] 
[ 6544.447114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6544.447562][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6544.447562][T19513]      netdev_get_by_index+0x5e/0x80
[ 6544.447562][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6544.447562][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6544.447562][T19513]      ip6_route_add+0x1c/0x140
[ 6544.447562][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6544.447562][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6544.447562][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6544.447562][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6544.447562][T19513]      netlink_rcv_skb+0x130/0x360
[ 6544.447562][T19513]      netlink_unicast+0x449/0x710
[ 6544.447562][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6544.447562][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6544.447562][T19513]      ___sys_sendmsg+0xee/0x170
[ 6544.447562][T19513]      __sys_sendmsg+0xcd/0x170
[ 6544.447562][T19513]      do_syscall_64+0xc6/0x1e0
[ 6544.447562][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6544.447562][T19513] 
[ 6544.449827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6544.449827][T19513]      netdev_get_by_index+0x5e/0x80
[ 6544.449827][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6544.449827][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6544.449827][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6544.449827][T19513]      ipv6_add_addr+0x411/0x2000
[ 6544.449827][T19513]      inet6_addr_add+0x30e/0xa40
[ 6544.449827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6544.449827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6544.449827][T19513]      netlink_rcv_skb+0x130/0x360
[ 6544.449827][T19513]      netlink_unicast+0x449/0x710
[ 6544.449827][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6544.449827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6544.449827][T19513]      ___sys_sendmsg+0xee/0x170
[ 6544.449827][T19513]      __sys_sendmsg+0xcd/0x170
[ 6544.449827][T19513]      do_syscall_64+0xc6/0x1e0
[ 6544.449827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6544.449827][T19513] 
[ 6544.452068][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6544.452068][T19513]      netdev_get_by_index+0x5e/0x80
[ 6544.452068][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6544.452068][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6544.452068][T19513]      ip6_route_add+0x1c/0x140
[ 6544.452068][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6544.452068][T19513]      addrconf_add_dev+0xe2/0x170
[ 6544.452068][T19513]      inet6_addr_add+0x12f/0xa40
[ 6544.452068][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6544.452068][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6544.452068][T19513]      netlink_rcv_skb+0x130/0x360
[ 6544.452068][T19513]      netlink_unicast+0x449/0x710
[ 6544.452068][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6544.452068][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6544.452068][T19513]      ___sys_sendmsg+0xee/0x170
[ 6544.452068][T19513]      __sys_sendmsg+0xcd/0x170
[ 6544.452068][T19513]      do_syscall_64+0xc6/0x1e0
[ 6544.452068][T19513] 
[ 6544.454265][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6544.454265][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6544.454265][T19513]      ipv6_find_idev+0x102/0x170
[ 6544.454265][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6544.454265][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6544.454265][T19513]      netlink_rcv_skb+0x130/0x360
[ 6544.454265][T19513]      netlink_unicast+0x449/0x710
[ 6544.454265][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6544.454265][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6544.454265][T19513]      ___sys_sendmsg+0xee/0x170
[ 6544.454265][T19513]      __sys_sendmsg+0xcd/0x170
[ 6544.454265][T19513]      do_syscall_64+0xc6/0x1e0
[ 6544.454265][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6544.454265][T19513] 
[ 6544.455987][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6544.455987][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6544.455987][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6544.455987][T19513]      ipv6_find_idev+0x102/0x170
[ 6544.455987][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6544.455987][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6544.455987][T19513]      netlink_rcv_skb+0x130/0x360
[ 6544.455987][T19513]      netlink_unicast+0x449/0x710
[ 6544.455987][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6544.455987][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6544.455987][T19513]      ___sys_sendmsg+0xee/0x170
[ 6544.455987][T19513]      __sys_sendmsg+0xcd/0x170
[ 6544.455987][T19513]      do_syscall_64+0xc6/0x1e0
[ 6544.455987][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6544.455987][T19513] 
[ 6554.695058][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6554.695520][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6554.695520][T19513]      netdev_get_by_index+0x5e/0x80
[ 6554.695520][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6554.695520][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6554.695520][T19513]      ip6_route_add+0x1c/0x140
[ 6554.695520][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6554.695520][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6554.695520][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6554.695520][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6554.695520][T19513]      netlink_rcv_skb+0x130/0x360
[ 6554.695520][T19513]      netlink_unicast+0x449/0x710
[ 6554.695520][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6554.695520][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6554.695520][T19513]      ___sys_sendmsg+0xee/0x170
[ 6554.695520][T19513]      __sys_sendmsg+0xcd/0x170
[ 6554.695520][T19513]      do_syscall_64+0xc6/0x1e0
[ 6554.695520][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6554.695520][T19513] 
[ 6554.697816][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6554.697816][T19513]      netdev_get_by_index+0x5e/0x80
[ 6554.697816][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6554.697816][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6554.697816][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6554.697816][T19513]      ipv6_add_addr+0x411/0x2000
[ 6554.697816][T19513]      inet6_addr_add+0x30e/0xa40
[ 6554.697816][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6554.697816][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6554.697816][T19513]      netlink_rcv_skb+0x130/0x360
[ 6554.697816][T19513]      netlink_unicast+0x449/0x710
[ 6554.697816][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6554.697816][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6554.697816][T19513]      ___sys_sendmsg+0xee/0x170
[ 6554.697816][T19513]      __sys_sendmsg+0xcd/0x170
[ 6554.697816][T19513]      do_syscall_64+0xc6/0x1e0
[ 6554.697816][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6554.697816][T19513] 
[ 6554.700027][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6554.700027][T19513]      netdev_get_by_index+0x5e/0x80
[ 6554.700027][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6554.700027][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6554.700027][T19513]      ip6_route_add+0x1c/0x140
[ 6554.700027][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6554.700027][T19513]      addrconf_add_dev+0xe2/0x170
[ 6554.700027][T19513]      inet6_addr_add+0x12f/0xa40
[ 6554.700027][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6554.700027][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6554.700027][T19513]      netlink_rcv_skb+0x130/0x360
[ 6554.700027][T19513]      netlink_unicast+0x449/0x710
[ 6554.700027][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6554.700027][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6554.700027][T19513]      ___sys_sendmsg+0xee/0x170
[ 6554.700027][T19513]      __sys_sendmsg+0xcd/0x170
[ 6554.700027][T19513]      do_syscall_64+0xc6/0x1e0
[ 6554.700027][T19513] 
[ 6554.702208][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6554.702208][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6554.702208][T19513]      ipv6_find_idev+0x102/0x170
[ 6554.702208][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6554.702208][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6554.702208][T19513]      netlink_rcv_skb+0x130/0x360
[ 6554.702208][T19513]      netlink_unicast+0x449/0x710
[ 6554.702208][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6554.702208][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6554.702208][T19513]      ___sys_sendmsg+0xee/0x170
[ 6554.702208][T19513]      __sys_sendmsg+0xcd/0x170
[ 6554.702208][T19513]      do_syscall_64+0xc6/0x1e0
[ 6554.702208][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6554.702208][T19513] 
[ 6554.703864][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6554.703864][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6554.703864][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6554.703864][T19513]      ipv6_find_idev+0x102/0x170
[ 6554.703864][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6554.703864][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6554.703864][T19513]      netlink_rcv_skb+0x130/0x360
[ 6554.703864][T19513]      netlink_unicast+0x449/0x710
[ 6554.703864][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6554.703864][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6554.703864][T19513]      ___sys_sendmsg+0xee/0x170
[ 6554.703864][T19513]      __sys_sendmsg+0xcd/0x170
[ 6554.703864][T19513]      do_syscall_64+0xc6/0x1e0
[ 6554.703864][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6554.703864][T19513] 
[ 6564.943128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6564.943618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6564.943618][T19513]      netdev_get_by_index+0x5e/0x80
[ 6564.943618][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6564.943618][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6564.943618][T19513]      ip6_route_add+0x1c/0x140
[ 6564.943618][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6564.943618][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6564.943618][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6564.943618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6564.943618][T19513]      netlink_rcv_skb+0x130/0x360
[ 6564.943618][T19513]      netlink_unicast+0x449/0x710
[ 6564.943618][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6564.943618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6564.943618][T19513]      ___sys_sendmsg+0xee/0x170
[ 6564.943618][T19513]      __sys_sendmsg+0xcd/0x170
[ 6564.943618][T19513]      do_syscall_64+0xc6/0x1e0
[ 6564.943618][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6564.943618][T19513] 
[ 6564.945862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6564.945862][T19513]      netdev_get_by_index+0x5e/0x80
[ 6564.945862][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6564.945862][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6564.945862][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6564.945862][T19513]      ipv6_add_addr+0x411/0x2000
[ 6564.945862][T19513]      inet6_addr_add+0x30e/0xa40
[ 6564.945862][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6564.945862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6564.945862][T19513]      netlink_rcv_skb+0x130/0x360
[ 6564.945862][T19513]      netlink_unicast+0x449/0x710
[ 6564.945862][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6564.945862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6564.945862][T19513]      ___sys_sendmsg+0xee/0x170
[ 6564.945862][T19513]      __sys_sendmsg+0xcd/0x170
[ 6564.945862][T19513]      do_syscall_64+0xc6/0x1e0
[ 6564.945862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6564.945862][T19513] 
[ 6564.948100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6564.948100][T19513]      netdev_get_by_index+0x5e/0x80
[ 6564.948100][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6564.948100][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6564.948100][T19513]      ip6_route_add+0x1c/0x140
[ 6564.948100][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6564.948100][T19513]      addrconf_add_dev+0xe2/0x170
[ 6564.948100][T19513]      inet6_addr_add+0x12f/0xa40
[ 6564.948100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6564.948100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6564.948100][T19513]      netlink_rcv_skb+0x130/0x360
[ 6564.948100][T19513]      netlink_unicast+0x449/0x710
[ 6564.948100][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6564.948100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6564.948100][T19513]      ___sys_sendmsg+0xee/0x170
[ 6564.948100][T19513]      __sys_sendmsg+0xcd/0x170
[ 6564.948100][T19513]      do_syscall_64+0xc6/0x1e0
[ 6564.948100][T19513] 
[ 6564.950277][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6564.950277][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6564.950277][T19513]      ipv6_find_idev+0x102/0x170
[ 6564.950277][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6564.950277][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6564.950277][T19513]      netlink_rcv_skb+0x130/0x360
[ 6564.950277][T19513]      netlink_unicast+0x449/0x710
[ 6564.950277][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6564.950277][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6564.950277][T19513]      ___sys_sendmsg+0xee/0x170
[ 6564.950277][T19513]      __sys_sendmsg+0xcd/0x170
[ 6564.950277][T19513]      do_syscall_64+0xc6/0x1e0
[ 6564.950277][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6564.950277][T19513] 
[ 6564.952088][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6564.952088][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6564.952088][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6564.952088][T19513]      ipv6_find_idev+0x102/0x170
[ 6564.952088][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6564.952088][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6564.952088][T19513]      netlink_rcv_skb+0x130/0x360
[ 6564.952088][T19513]      netlink_unicast+0x449/0x710
[ 6564.952088][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6564.952088][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6564.952088][T19513]      ___sys_sendmsg+0xee/0x170
[ 6564.952088][T19513]      __sys_sendmsg+0xcd/0x170
[ 6564.952088][T19513]      do_syscall_64+0xc6/0x1e0
[ 6564.952088][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6564.952088][T19513] 
[ 6575.191126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6575.191610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6575.191610][T19513]      netdev_get_by_index+0x5e/0x80
[ 6575.191610][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6575.191610][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6575.191610][T19513]      ip6_route_add+0x1c/0x140
[ 6575.191610][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6575.191610][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6575.191610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6575.191610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6575.191610][T19513]      netlink_rcv_skb+0x130/0x360
[ 6575.191610][T19513]      netlink_unicast+0x449/0x710
[ 6575.191610][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6575.191610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6575.191610][T19513]      ___sys_sendmsg+0xee/0x170
[ 6575.191610][T19513]      __sys_sendmsg+0xcd/0x170
[ 6575.191610][T19513]      do_syscall_64+0xc6/0x1e0
[ 6575.191610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6575.191610][T19513] 
[ 6575.193791][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6575.193791][T19513]      netdev_get_by_index+0x5e/0x80
[ 6575.193791][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6575.193791][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6575.193791][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6575.193791][T19513]      ipv6_add_addr+0x411/0x2000
[ 6575.193791][T19513]      inet6_addr_add+0x30e/0xa40
[ 6575.193791][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6575.193791][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6575.193791][T19513]      netlink_rcv_skb+0x130/0x360
[ 6575.193791][T19513]      netlink_unicast+0x449/0x710
[ 6575.193791][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6575.193791][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6575.193791][T19513]      ___sys_sendmsg+0xee/0x170
[ 6575.193791][T19513]      __sys_sendmsg+0xcd/0x170
[ 6575.193791][T19513]      do_syscall_64+0xc6/0x1e0
[ 6575.193791][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6575.193791][T19513] 
[ 6575.196002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6575.196002][T19513]      netdev_get_by_index+0x5e/0x80
[ 6575.196002][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6575.196002][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6575.196002][T19513]      ip6_route_add+0x1c/0x140
[ 6575.196002][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6575.196002][T19513]      addrconf_add_dev+0xe2/0x170
[ 6575.196002][T19513]      inet6_addr_add+0x12f/0xa40
[ 6575.196002][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6575.196002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6575.196002][T19513]      netlink_rcv_skb+0x130/0x360
[ 6575.196002][T19513]      netlink_unicast+0x449/0x710
[ 6575.196002][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6575.196002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6575.196002][T19513]      ___sys_sendmsg+0xee/0x170
[ 6575.196002][T19513]      __sys_sendmsg+0xcd/0x170
[ 6575.196002][T19513]      do_syscall_64+0xc6/0x1e0
[ 6575.196002][T19513] 
[ 6575.198189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6575.198189][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6575.198189][T19513]      ipv6_find_idev+0x102/0x170
[ 6575.198189][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6575.198189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6575.198189][T19513]      netlink_rcv_skb+0x130/0x360
[ 6575.198189][T19513]      netlink_unicast+0x449/0x710
[ 6575.198189][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6575.198189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6575.198189][T19513]      ___sys_sendmsg+0xee/0x170
[ 6575.198189][T19513]      __sys_sendmsg+0xcd/0x170
[ 6575.198189][T19513]      do_syscall_64+0xc6/0x1e0
[ 6575.198189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6575.198189][T19513] 
[ 6575.199947][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6575.199947][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6575.199947][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6575.199947][T19513]      ipv6_find_idev+0x102/0x170
[ 6575.199947][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6575.199947][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6575.199947][T19513]      netlink_rcv_skb+0x130/0x360
[ 6575.199947][T19513]      netlink_unicast+0x449/0x710
[ 6575.199947][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6575.199947][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6575.199947][T19513]      ___sys_sendmsg+0xee/0x170
[ 6575.199947][T19513]      __sys_sendmsg+0xcd/0x170
[ 6575.199947][T19513]      do_syscall_64+0xc6/0x1e0
[ 6575.199947][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6575.199947][T19513] 
[ 6585.255193][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6585.255697][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6585.255697][T19513]      netdev_get_by_index+0x5e/0x80
[ 6585.255697][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6585.255697][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6585.255697][T19513]      ip6_route_add+0x1c/0x140
[ 6585.255697][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6585.255697][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6585.255697][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6585.255697][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6585.255697][T19513]      netlink_rcv_skb+0x130/0x360
[ 6585.255697][T19513]      netlink_unicast+0x449/0x710
[ 6585.255697][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6585.255697][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6585.255697][T19513]      ___sys_sendmsg+0xee/0x170
[ 6585.255697][T19513]      __sys_sendmsg+0xcd/0x170
[ 6585.255697][T19513]      do_syscall_64+0xc6/0x1e0
[ 6585.255697][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6585.255697][T19513] 
[ 6585.257979][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6585.257979][T19513]      netdev_get_by_index+0x5e/0x80
[ 6585.257979][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6585.257979][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6585.257979][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6585.257979][T19513]      ipv6_add_addr+0x411/0x2000
[ 6585.257979][T19513]      inet6_addr_add+0x30e/0xa40
[ 6585.257979][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6585.257979][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6585.257979][T19513]      netlink_rcv_skb+0x130/0x360
[ 6585.257979][T19513]      netlink_unicast+0x449/0x710
[ 6585.257979][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6585.257979][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6585.257979][T19513]      ___sys_sendmsg+0xee/0x170
[ 6585.257979][T19513]      __sys_sendmsg+0xcd/0x170
[ 6585.257979][T19513]      do_syscall_64+0xc6/0x1e0
[ 6585.257979][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6585.257979][T19513] 
[ 6585.260198][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6585.260198][T19513]      netdev_get_by_index+0x5e/0x80
[ 6585.260198][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6585.260198][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6585.260198][T19513]      ip6_route_add+0x1c/0x140
[ 6585.260198][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6585.260198][T19513]      addrconf_add_dev+0xe2/0x170
[ 6585.260198][T19513]      inet6_addr_add+0x12f/0xa40
[ 6585.260198][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6585.260198][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6585.260198][T19513]      netlink_rcv_skb+0x130/0x360
[ 6585.260198][T19513]      netlink_unicast+0x449/0x710
[ 6585.260198][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6585.260198][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6585.260198][T19513]      ___sys_sendmsg+0xee/0x170
[ 6585.260198][T19513]      __sys_sendmsg+0xcd/0x170
[ 6585.260198][T19513]      do_syscall_64+0xc6/0x1e0
[ 6585.260198][T19513] 
[ 6585.262377][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6585.262377][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6585.262377][T19513]      ipv6_find_idev+0x102/0x170
[ 6585.262377][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6585.262377][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6585.262377][T19513]      netlink_rcv_skb+0x130/0x360
[ 6585.262377][T19513]      netlink_unicast+0x449/0x710
[ 6585.262377][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6585.262377][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6585.262377][T19513]      ___sys_sendmsg+0xee/0x170
[ 6585.262377][T19513]      __sys_sendmsg+0xcd/0x170
[ 6585.262377][T19513]      do_syscall_64+0xc6/0x1e0
[ 6585.262377][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6585.262377][T19513] 
[ 6585.264107][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6585.264107][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6585.264107][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6585.264107][T19513]      ipv6_find_idev+0x102/0x170
[ 6585.264107][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6585.264107][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6585.264107][T19513]      netlink_rcv_skb+0x130/0x360
[ 6585.264107][T19513]      netlink_unicast+0x449/0x710
[ 6585.264107][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6585.264107][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6585.264107][T19513]      ___sys_sendmsg+0xee/0x170
[ 6585.264107][T19513]      __sys_sendmsg+0xcd/0x170
[ 6585.264107][T19513]      do_syscall_64+0xc6/0x1e0
[ 6585.264107][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6585.264107][T19513] 
[ 6595.503132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6595.503626][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6595.503626][T19513]      netdev_get_by_index+0x5e/0x80
[ 6595.503626][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6595.503626][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6595.503626][T19513]      ip6_route_add+0x1c/0x140
[ 6595.503626][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6595.503626][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6595.503626][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6595.503626][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6595.503626][T19513]      netlink_rcv_skb+0x130/0x360
[ 6595.503626][T19513]      netlink_unicast+0x449/0x710
[ 6595.503626][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6595.503626][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6595.503626][T19513]      ___sys_sendmsg+0xee/0x170
[ 6595.503626][T19513]      __sys_sendmsg+0xcd/0x170
[ 6595.503626][T19513]      do_syscall_64+0xc6/0x1e0
[ 6595.503626][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6595.503626][T19513] 
[ 6595.505895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6595.505895][T19513]      netdev_get_by_index+0x5e/0x80
[ 6595.505895][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6595.505895][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6595.505895][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6595.505895][T19513]      ipv6_add_addr+0x411/0x2000
[ 6595.505895][T19513]      inet6_addr_add+0x30e/0xa40
[ 6595.505895][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6595.505895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6595.505895][T19513]      netlink_rcv_skb+0x130/0x360
[ 6595.505895][T19513]      netlink_unicast+0x449/0x710
[ 6595.505895][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6595.505895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6595.505895][T19513]      ___sys_sendmsg+0xee/0x170
[ 6595.505895][T19513]      __sys_sendmsg+0xcd/0x170
[ 6595.505895][T19513]      do_syscall_64+0xc6/0x1e0
[ 6595.505895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6595.505895][T19513] 
[ 6595.508102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6595.508102][T19513]      netdev_get_by_index+0x5e/0x80
[ 6595.508102][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6595.508102][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6595.508102][T19513]      ip6_route_add+0x1c/0x140
[ 6595.508102][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6595.508102][T19513]      addrconf_add_dev+0xe2/0x170
[ 6595.508102][T19513]      inet6_addr_add+0x12f/0xa40
[ 6595.508102][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6595.508102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6595.508102][T19513]      netlink_rcv_skb+0x130/0x360
[ 6595.508102][T19513]      netlink_unicast+0x449/0x710
[ 6595.508102][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6595.508102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6595.508102][T19513]      ___sys_sendmsg+0xee/0x170
[ 6595.508102][T19513]      __sys_sendmsg+0xcd/0x170
[ 6595.508102][T19513]      do_syscall_64+0xc6/0x1e0
[ 6595.508102][T19513] 
[ 6595.510258][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6595.510258][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6595.510258][T19513]      ipv6_find_idev+0x102/0x170
[ 6595.510258][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6595.510258][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6595.510258][T19513]      netlink_rcv_skb+0x130/0x360
[ 6595.510258][T19513]      netlink_unicast+0x449/0x710
[ 6595.510258][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6595.510258][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6595.510258][T19513]      ___sys_sendmsg+0xee/0x170
[ 6595.510258][T19513]      __sys_sendmsg+0xcd/0x170
[ 6595.510258][T19513]      do_syscall_64+0xc6/0x1e0
[ 6595.510258][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6595.510258][T19513] 
[ 6595.511953][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6595.511953][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6595.511953][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6595.511953][T19513]      ipv6_find_idev+0x102/0x170
[ 6595.511953][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6595.511953][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6595.511953][T19513]      netlink_rcv_skb+0x130/0x360
[ 6595.511953][T19513]      netlink_unicast+0x449/0x710
[ 6595.511953][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6595.511953][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6595.511953][T19513]      ___sys_sendmsg+0xee/0x170
[ 6595.511953][T19513]      __sys_sendmsg+0xcd/0x170
[ 6595.511953][T19513]      do_syscall_64+0xc6/0x1e0
[ 6595.511953][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6595.511953][T19513] 
[ 6605.751142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6605.751616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6605.751616][T19513]      netdev_get_by_index+0x5e/0x80
[ 6605.751616][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6605.751616][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6605.751616][T19513]      ip6_route_add+0x1c/0x140
[ 6605.751616][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6605.751616][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6605.751616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6605.751616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6605.751616][T19513]      netlink_rcv_skb+0x130/0x360
[ 6605.751616][T19513]      netlink_unicast+0x449/0x710
[ 6605.751616][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6605.751616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6605.751616][T19513]      ___sys_sendmsg+0xee/0x170
[ 6605.751616][T19513]      __sys_sendmsg+0xcd/0x170
[ 6605.751616][T19513]      do_syscall_64+0xc6/0x1e0
[ 6605.751616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6605.751616][T19513] 
[ 6605.753928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6605.753928][T19513]      netdev_get_by_index+0x5e/0x80
[ 6605.753928][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6605.753928][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6605.753928][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6605.753928][T19513]      ipv6_add_addr+0x411/0x2000
[ 6605.753928][T19513]      inet6_addr_add+0x30e/0xa40
[ 6605.753928][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6605.753928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6605.753928][T19513]      netlink_rcv_skb+0x130/0x360
[ 6605.753928][T19513]      netlink_unicast+0x449/0x710
[ 6605.753928][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6605.753928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6605.753928][T19513]      ___sys_sendmsg+0xee/0x170
[ 6605.753928][T19513]      __sys_sendmsg+0xcd/0x170
[ 6605.753928][T19513]      do_syscall_64+0xc6/0x1e0
[ 6605.753928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6605.753928][T19513] 
[ 6605.756186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6605.756186][T19513]      netdev_get_by_index+0x5e/0x80
[ 6605.756186][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6605.756186][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6605.756186][T19513]      ip6_route_add+0x1c/0x140
[ 6605.756186][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6605.756186][T19513]      addrconf_add_dev+0xe2/0x170
[ 6605.756186][T19513]      inet6_addr_add+0x12f/0xa40
[ 6605.756186][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6605.756186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6605.756186][T19513]      netlink_rcv_skb+0x130/0x360
[ 6605.756186][T19513]      netlink_unicast+0x449/0x710
[ 6605.756186][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6605.756186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6605.756186][T19513]      ___sys_sendmsg+0xee/0x170
[ 6605.756186][T19513]      __sys_sendmsg+0xcd/0x170
[ 6605.756186][T19513]      do_syscall_64+0xc6/0x1e0
[ 6605.756186][T19513] 
[ 6605.758379][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6605.758379][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6605.758379][T19513]      ipv6_find_idev+0x102/0x170
[ 6605.758379][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6605.758379][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6605.758379][T19513]      netlink_rcv_skb+0x130/0x360
[ 6605.758379][T19513]      netlink_unicast+0x449/0x710
[ 6605.758379][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6605.758379][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6605.758379][T19513]      ___sys_sendmsg+0xee/0x170
[ 6605.758379][T19513]      __sys_sendmsg+0xcd/0x170
[ 6605.758379][T19513]      do_syscall_64+0xc6/0x1e0
[ 6605.758379][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6605.758379][T19513] 
[ 6605.760102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6605.760102][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6605.760102][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6605.760102][T19513]      ipv6_find_idev+0x102/0x170
[ 6605.760102][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6605.760102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6605.760102][T19513]      netlink_rcv_skb+0x130/0x360
[ 6605.760102][T19513]      netlink_unicast+0x449/0x710
[ 6605.760102][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6605.760102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6605.760102][T19513]      ___sys_sendmsg+0xee/0x170
[ 6605.760102][T19513]      __sys_sendmsg+0xcd/0x170
[ 6605.760102][T19513]      do_syscall_64+0xc6/0x1e0
[ 6605.760102][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6605.760102][T19513] 
[ 6615.823175][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6615.823668][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6615.823668][T19513]      netdev_get_by_index+0x5e/0x80
[ 6615.823668][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6615.823668][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6615.823668][T19513]      ip6_route_add+0x1c/0x140
[ 6615.823668][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6615.823668][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6615.823668][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6615.823668][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6615.823668][T19513]      netlink_rcv_skb+0x130/0x360
[ 6615.823668][T19513]      netlink_unicast+0x449/0x710
[ 6615.823668][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6615.823668][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6615.823668][T19513]      ___sys_sendmsg+0xee/0x170
[ 6615.823668][T19513]      __sys_sendmsg+0xcd/0x170
[ 6615.823668][T19513]      do_syscall_64+0xc6/0x1e0
[ 6615.823668][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6615.823668][T19513] 
[ 6615.825960][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6615.825960][T19513]      netdev_get_by_index+0x5e/0x80
[ 6615.825960][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6615.825960][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6615.825960][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6615.825960][T19513]      ipv6_add_addr+0x411/0x2000
[ 6615.825960][T19513]      inet6_addr_add+0x30e/0xa40
[ 6615.825960][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6615.825960][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6615.825960][T19513]      netlink_rcv_skb+0x130/0x360
[ 6615.825960][T19513]      netlink_unicast+0x449/0x710
[ 6615.825960][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6615.825960][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6615.825960][T19513]      ___sys_sendmsg+0xee/0x170
[ 6615.825960][T19513]      __sys_sendmsg+0xcd/0x170
[ 6615.825960][T19513]      do_syscall_64+0xc6/0x1e0
[ 6615.825960][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6615.825960][T19513] 
[ 6615.828176][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6615.828176][T19513]      netdev_get_by_index+0x5e/0x80
[ 6615.828176][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6615.828176][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6615.828176][T19513]      ip6_route_add+0x1c/0x140
[ 6615.828176][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6615.828176][T19513]      addrconf_add_dev+0xe2/0x170
[ 6615.828176][T19513]      inet6_addr_add+0x12f/0xa40
[ 6615.828176][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6615.828176][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6615.828176][T19513]      netlink_rcv_skb+0x130/0x360
[ 6615.828176][T19513]      netlink_unicast+0x449/0x710
[ 6615.828176][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6615.828176][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6615.828176][T19513]      ___sys_sendmsg+0xee/0x170
[ 6615.828176][T19513]      __sys_sendmsg+0xcd/0x170
[ 6615.828176][T19513]      do_syscall_64+0xc6/0x1e0
[ 6615.828176][T19513] 
[ 6615.830414][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6615.830414][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6615.830414][T19513]      ipv6_find_idev+0x102/0x170
[ 6615.830414][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6615.830414][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6615.830414][T19513]      netlink_rcv_skb+0x130/0x360
[ 6615.830414][T19513]      netlink_unicast+0x449/0x710
[ 6615.830414][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6615.830414][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6615.830414][T19513]      ___sys_sendmsg+0xee/0x170
[ 6615.830414][T19513]      __sys_sendmsg+0xcd/0x170
[ 6615.830414][T19513]      do_syscall_64+0xc6/0x1e0
[ 6615.830414][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6615.830414][T19513] 
[ 6615.832128][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6615.832128][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6615.832128][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6615.832128][T19513]      ipv6_find_idev+0x102/0x170
[ 6615.832128][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6615.832128][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6615.832128][T19513]      netlink_rcv_skb+0x130/0x360
[ 6615.832128][T19513]      netlink_unicast+0x449/0x710
[ 6615.832128][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6615.832128][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6615.832128][T19513]      ___sys_sendmsg+0xee/0x170
[ 6615.832128][T19513]      __sys_sendmsg+0xcd/0x170
[ 6615.832128][T19513]      do_syscall_64+0xc6/0x1e0
[ 6615.832128][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6615.832128][T19513] 
[ 6625.871126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6625.871615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6625.871615][T19513]      netdev_get_by_index+0x5e/0x80
[ 6625.871615][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6625.871615][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6625.871615][T19513]      ip6_route_add+0x1c/0x140
[ 6625.871615][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6625.871615][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6625.871615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6625.871615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6625.871615][T19513]      netlink_rcv_skb+0x130/0x360
[ 6625.871615][T19513]      netlink_unicast+0x449/0x710
[ 6625.871615][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6625.871615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6625.871615][T19513]      ___sys_sendmsg+0xee/0x170
[ 6625.871615][T19513]      __sys_sendmsg+0xcd/0x170
[ 6625.871615][T19513]      do_syscall_64+0xc6/0x1e0
[ 6625.871615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6625.871615][T19513] 
[ 6625.873903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6625.873903][T19513]      netdev_get_by_index+0x5e/0x80
[ 6625.873903][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6625.873903][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6625.873903][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6625.873903][T19513]      ipv6_add_addr+0x411/0x2000
[ 6625.873903][T19513]      inet6_addr_add+0x30e/0xa40
[ 6625.873903][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6625.873903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6625.873903][T19513]      netlink_rcv_skb+0x130/0x360
[ 6625.873903][T19513]      netlink_unicast+0x449/0x710
[ 6625.873903][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6625.873903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6625.873903][T19513]      ___sys_sendmsg+0xee/0x170
[ 6625.873903][T19513]      __sys_sendmsg+0xcd/0x170
[ 6625.873903][T19513]      do_syscall_64+0xc6/0x1e0
[ 6625.873903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6625.873903][T19513] 
[ 6625.876163][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6625.876163][T19513]      netdev_get_by_index+0x5e/0x80
[ 6625.876163][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6625.876163][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6625.876163][T19513]      ip6_route_add+0x1c/0x140
[ 6625.876163][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6625.876163][T19513]      addrconf_add_dev+0xe2/0x170
[ 6625.876163][T19513]      inet6_addr_add+0x12f/0xa40
[ 6625.876163][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6625.876163][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6625.876163][T19513]      netlink_rcv_skb+0x130/0x360
[ 6625.876163][T19513]      netlink_unicast+0x449/0x710
[ 6625.876163][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6625.876163][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6625.876163][T19513]      ___sys_sendmsg+0xee/0x170
[ 6625.876163][T19513]      __sys_sendmsg+0xcd/0x170
[ 6625.876163][T19513]      do_syscall_64+0xc6/0x1e0
[ 6625.876163][T19513] 
[ 6625.878384][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6625.878384][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6625.878384][T19513]      ipv6_find_idev+0x102/0x170
[ 6625.878384][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6625.878384][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6625.878384][T19513]      netlink_rcv_skb+0x130/0x360
[ 6625.878384][T19513]      netlink_unicast+0x449/0x710
[ 6625.878384][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6625.878384][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6625.878384][T19513]      ___sys_sendmsg+0xee/0x170
[ 6625.878384][T19513]      __sys_sendmsg+0xcd/0x170
[ 6625.878384][T19513]      do_syscall_64+0xc6/0x1e0
[ 6625.878384][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6625.878384][T19513] 
[ 6625.880114][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6625.880114][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6625.880114][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6625.880114][T19513]      ipv6_find_idev+0x102/0x170
[ 6625.880114][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6625.880114][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6625.880114][T19513]      netlink_rcv_skb+0x130/0x360
[ 6625.880114][T19513]      netlink_unicast+0x449/0x710
[ 6625.880114][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6625.880114][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6625.880114][T19513]      ___sys_sendmsg+0xee/0x170
[ 6625.880114][T19513]      __sys_sendmsg+0xcd/0x170
[ 6625.880114][T19513]      do_syscall_64+0xc6/0x1e0
[ 6625.880114][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6625.880114][T19513] 
[ 6636.119134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6636.119608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6636.119608][T19513]      netdev_get_by_index+0x5e/0x80
[ 6636.119608][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6636.119608][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6636.119608][T19513]      ip6_route_add+0x1c/0x140
[ 6636.119608][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6636.119608][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6636.119608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6636.119608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6636.119608][T19513]      netlink_rcv_skb+0x130/0x360
[ 6636.119608][T19513]      netlink_unicast+0x449/0x710
[ 6636.119608][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6636.119608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6636.119608][T19513]      ___sys_sendmsg+0xee/0x170
[ 6636.119608][T19513]      __sys_sendmsg+0xcd/0x170
[ 6636.119608][T19513]      do_syscall_64+0xc6/0x1e0
[ 6636.119608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6636.119608][T19513] 
[ 6636.121895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6636.121895][T19513]      netdev_get_by_index+0x5e/0x80
[ 6636.121895][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6636.121895][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6636.121895][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6636.121895][T19513]      ipv6_add_addr+0x411/0x2000
[ 6636.121895][T19513]      inet6_addr_add+0x30e/0xa40
[ 6636.121895][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6636.121895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6636.121895][T19513]      netlink_rcv_skb+0x130/0x360
[ 6636.121895][T19513]      netlink_unicast+0x449/0x710
[ 6636.121895][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6636.121895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6636.121895][T19513]      ___sys_sendmsg+0xee/0x170
[ 6636.121895][T19513]      __sys_sendmsg+0xcd/0x170
[ 6636.121895][T19513]      do_syscall_64+0xc6/0x1e0
[ 6636.121895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6636.121895][T19513] 
[ 6636.124172][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6636.124172][T19513]      netdev_get_by_index+0x5e/0x80
[ 6636.124172][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6636.124172][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6636.124172][T19513]      ip6_route_add+0x1c/0x140
[ 6636.124172][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6636.124172][T19513]      addrconf_add_dev+0xe2/0x170
[ 6636.124172][T19513]      inet6_addr_add+0x12f/0xa40
[ 6636.124172][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6636.124172][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6636.124172][T19513]      netlink_rcv_skb+0x130/0x360
[ 6636.124172][T19513]      netlink_unicast+0x449/0x710
[ 6636.124172][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6636.124172][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6636.124172][T19513]      ___sys_sendmsg+0xee/0x170
[ 6636.124172][T19513]      __sys_sendmsg+0xcd/0x170
[ 6636.124172][T19513]      do_syscall_64+0xc6/0x1e0
[ 6636.124172][T19513] 
[ 6636.126387][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6636.126387][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6636.126387][T19513]      ipv6_find_idev+0x102/0x170
[ 6636.126387][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6636.126387][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6636.126387][T19513]      netlink_rcv_skb+0x130/0x360
[ 6636.126387][T19513]      netlink_unicast+0x449/0x710
[ 6636.126387][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6636.126387][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6636.126387][T19513]      ___sys_sendmsg+0xee/0x170
[ 6636.126387][T19513]      __sys_sendmsg+0xcd/0x170
[ 6636.126387][T19513]      do_syscall_64+0xc6/0x1e0
[ 6636.126387][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6636.126387][T19513] 
[ 6636.128107][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6636.128107][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6636.128107][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6636.128107][T19513]      ipv6_find_idev+0x102/0x170
[ 6636.128107][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6636.128107][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6636.128107][T19513]      netlink_rcv_skb+0x130/0x360
[ 6636.128107][T19513]      netlink_unicast+0x449/0x710
[ 6636.128107][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6636.128107][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6636.128107][T19513]      ___sys_sendmsg+0xee/0x170
[ 6636.128107][T19513]      __sys_sendmsg+0xcd/0x170
[ 6636.128107][T19513]      do_syscall_64+0xc6/0x1e0
[ 6636.128107][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6636.128107][T19513] 
[ 6646.367120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6646.367636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6646.367636][T19513]      netdev_get_by_index+0x5e/0x80
[ 6646.367636][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6646.367636][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6646.367636][T19513]      ip6_route_add+0x1c/0x140
[ 6646.367636][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6646.367636][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6646.367636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6646.367636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6646.367636][T19513]      netlink_rcv_skb+0x130/0x360
[ 6646.367636][T19513]      netlink_unicast+0x449/0x710
[ 6646.367636][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6646.367636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6646.367636][T19513]      ___sys_sendmsg+0xee/0x170
[ 6646.367636][T19513]      __sys_sendmsg+0xcd/0x170
[ 6646.367636][T19513]      do_syscall_64+0xc6/0x1e0
[ 6646.367636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6646.367636][T19513] 
[ 6646.369908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6646.369908][T19513]      netdev_get_by_index+0x5e/0x80
[ 6646.369908][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6646.369908][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6646.369908][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6646.369908][T19513]      ipv6_add_addr+0x411/0x2000
[ 6646.369908][T19513]      inet6_addr_add+0x30e/0xa40
[ 6646.369908][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6646.369908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6646.369908][T19513]      netlink_rcv_skb+0x130/0x360
[ 6646.369908][T19513]      netlink_unicast+0x449/0x710
[ 6646.369908][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6646.369908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6646.369908][T19513]      ___sys_sendmsg+0xee/0x170
[ 6646.369908][T19513]      __sys_sendmsg+0xcd/0x170
[ 6646.369908][T19513]      do_syscall_64+0xc6/0x1e0
[ 6646.369908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6646.369908][T19513] 
[ 6646.372152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6646.372152][T19513]      netdev_get_by_index+0x5e/0x80
[ 6646.372152][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6646.372152][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6646.372152][T19513]      ip6_route_add+0x1c/0x140
[ 6646.372152][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6646.372152][T19513]      addrconf_add_dev+0xe2/0x170
[ 6646.372152][T19513]      inet6_addr_add+0x12f/0xa40
[ 6646.372152][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6646.372152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6646.372152][T19513]      netlink_rcv_skb+0x130/0x360
[ 6646.372152][T19513]      netlink_unicast+0x449/0x710
[ 6646.372152][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6646.372152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6646.372152][T19513]      ___sys_sendmsg+0xee/0x170
[ 6646.372152][T19513]      __sys_sendmsg+0xcd/0x170
[ 6646.372152][T19513]      do_syscall_64+0xc6/0x1e0
[ 6646.372152][T19513] 
[ 6646.374358][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6646.374358][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6646.374358][T19513]      ipv6_find_idev+0x102/0x170
[ 6646.374358][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6646.374358][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6646.374358][T19513]      netlink_rcv_skb+0x130/0x360
[ 6646.374358][T19513]      netlink_unicast+0x449/0x710
[ 6646.374358][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6646.374358][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6646.374358][T19513]      ___sys_sendmsg+0xee/0x170
[ 6646.374358][T19513]      __sys_sendmsg+0xcd/0x170
[ 6646.374358][T19513]      do_syscall_64+0xc6/0x1e0
[ 6646.374358][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6646.374358][T19513] 
[ 6646.376116][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6646.376116][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6646.376116][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6646.376116][T19513]      ipv6_find_idev+0x102/0x170
[ 6646.376116][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6646.376116][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6646.376116][T19513]      netlink_rcv_skb+0x130/0x360
[ 6646.376116][T19513]      netlink_unicast+0x449/0x710
[ 6646.376116][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6646.376116][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6646.376116][T19513]      ___sys_sendmsg+0xee/0x170
[ 6646.376116][T19513]      __sys_sendmsg+0xcd/0x170
[ 6646.376116][T19513]      do_syscall_64+0xc6/0x1e0
[ 6646.376116][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6646.376116][T19513] 
[ 6656.615144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6656.615613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6656.615613][T19513]      netdev_get_by_index+0x5e/0x80
[ 6656.615613][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6656.615613][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6656.615613][T19513]      ip6_route_add+0x1c/0x140
[ 6656.615613][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6656.615613][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6656.615613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6656.615613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6656.615613][T19513]      netlink_rcv_skb+0x130/0x360
[ 6656.615613][T19513]      netlink_unicast+0x449/0x710
[ 6656.615613][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6656.615613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6656.615613][T19513]      ___sys_sendmsg+0xee/0x170
[ 6656.615613][T19513]      __sys_sendmsg+0xcd/0x170
[ 6656.615613][T19513]      do_syscall_64+0xc6/0x1e0
[ 6656.615613][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6656.615613][T19513] 
[ 6656.617868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6656.617868][T19513]      netdev_get_by_index+0x5e/0x80
[ 6656.617868][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6656.617868][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6656.617868][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6656.617868][T19513]      ipv6_add_addr+0x411/0x2000
[ 6656.617868][T19513]      inet6_addr_add+0x30e/0xa40
[ 6656.617868][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6656.617868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6656.617868][T19513]      netlink_rcv_skb+0x130/0x360
[ 6656.617868][T19513]      netlink_unicast+0x449/0x710
[ 6656.617868][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6656.617868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6656.617868][T19513]      ___sys_sendmsg+0xee/0x170
[ 6656.617868][T19513]      __sys_sendmsg+0xcd/0x170
[ 6656.617868][T19513]      do_syscall_64+0xc6/0x1e0
[ 6656.617868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6656.617868][T19513] 
[ 6656.620051][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6656.620051][T19513]      netdev_get_by_index+0x5e/0x80
[ 6656.620051][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6656.620051][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6656.620051][T19513]      ip6_route_add+0x1c/0x140
[ 6656.620051][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6656.620051][T19513]      addrconf_add_dev+0xe2/0x170
[ 6656.620051][T19513]      inet6_addr_add+0x12f/0xa40
[ 6656.620051][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6656.620051][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6656.620051][T19513]      netlink_rcv_skb+0x130/0x360
[ 6656.620051][T19513]      netlink_unicast+0x449/0x710
[ 6656.620051][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6656.620051][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6656.620051][T19513]      ___sys_sendmsg+0xee/0x170
[ 6656.620051][T19513]      __sys_sendmsg+0xcd/0x170
[ 6656.620051][T19513]      do_syscall_64+0xc6/0x1e0
[ 6656.620051][T19513] 
[ 6656.622278][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6656.622278][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6656.622278][T19513]      ipv6_find_idev+0x102/0x170
[ 6656.622278][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6656.622278][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6656.622278][T19513]      netlink_rcv_skb+0x130/0x360
[ 6656.622278][T19513]      netlink_unicast+0x449/0x710
[ 6656.622278][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6656.622278][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6656.622278][T19513]      ___sys_sendmsg+0xee/0x170
[ 6656.622278][T19513]      __sys_sendmsg+0xcd/0x170
[ 6656.622278][T19513]      do_syscall_64+0xc6/0x1e0
[ 6656.622278][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6656.622278][T19513] 
[ 6656.623974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6656.623974][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6656.623974][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6656.623974][T19513]      ipv6_find_idev+0x102/0x170
[ 6656.623974][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6656.623974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6656.623974][T19513]      netlink_rcv_skb+0x130/0x360
[ 6656.623974][T19513]      netlink_unicast+0x449/0x710
[ 6656.623974][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6656.623974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6656.623974][T19513]      ___sys_sendmsg+0xee/0x170
[ 6656.623974][T19513]      __sys_sendmsg+0xcd/0x170
[ 6656.623974][T19513]      do_syscall_64+0xc6/0x1e0
[ 6656.623974][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6656.623974][T19513] 
[ 6666.863143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6666.863601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6666.863601][T19513]      netdev_get_by_index+0x5e/0x80
[ 6666.863601][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6666.863601][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6666.863601][T19513]      ip6_route_add+0x1c/0x140
[ 6666.863601][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6666.863601][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6666.863601][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6666.863601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6666.863601][T19513]      netlink_rcv_skb+0x130/0x360
[ 6666.863601][T19513]      netlink_unicast+0x449/0x710
[ 6666.863601][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6666.863601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6666.863601][T19513]      ___sys_sendmsg+0xee/0x170
[ 6666.863601][T19513]      __sys_sendmsg+0xcd/0x170
[ 6666.863601][T19513]      do_syscall_64+0xc6/0x1e0
[ 6666.863601][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6666.863601][T19513] 
[ 6666.865884][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6666.865884][T19513]      netdev_get_by_index+0x5e/0x80
[ 6666.865884][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6666.865884][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6666.865884][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6666.865884][T19513]      ipv6_add_addr+0x411/0x2000
[ 6666.865884][T19513]      inet6_addr_add+0x30e/0xa40
[ 6666.865884][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6666.865884][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6666.865884][T19513]      netlink_rcv_skb+0x130/0x360
[ 6666.865884][T19513]      netlink_unicast+0x449/0x710
[ 6666.865884][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6666.865884][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6666.865884][T19513]      ___sys_sendmsg+0xee/0x170
[ 6666.865884][T19513]      __sys_sendmsg+0xcd/0x170
[ 6666.865884][T19513]      do_syscall_64+0xc6/0x1e0
[ 6666.865884][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6666.865884][T19513] 
[ 6666.868101][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6666.868101][T19513]      netdev_get_by_index+0x5e/0x80
[ 6666.868101][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6666.868101][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6666.868101][T19513]      ip6_route_add+0x1c/0x140
[ 6666.868101][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6666.868101][T19513]      addrconf_add_dev+0xe2/0x170
[ 6666.868101][T19513]      inet6_addr_add+0x12f/0xa40
[ 6666.868101][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6666.868101][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6666.868101][T19513]      netlink_rcv_skb+0x130/0x360
[ 6666.868101][T19513]      netlink_unicast+0x449/0x710
[ 6666.868101][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6666.868101][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6666.868101][T19513]      ___sys_sendmsg+0xee/0x170
[ 6666.868101][T19513]      __sys_sendmsg+0xcd/0x170
[ 6666.868101][T19513]      do_syscall_64+0xc6/0x1e0
[ 6666.868101][T19513] 
[ 6666.870274][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6666.870274][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6666.870274][T19513]      ipv6_find_idev+0x102/0x170
[ 6666.870274][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6666.870274][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6666.870274][T19513]      netlink_rcv_skb+0x130/0x360
[ 6666.870274][T19513]      netlink_unicast+0x449/0x710
[ 6666.870274][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6666.870274][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6666.870274][T19513]      ___sys_sendmsg+0xee/0x170
[ 6666.870274][T19513]      __sys_sendmsg+0xcd/0x170
[ 6666.870274][T19513]      do_syscall_64+0xc6/0x1e0
[ 6666.870274][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6666.870274][T19513] 
[ 6666.871975][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6666.871975][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6666.871975][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6666.871975][T19513]      ipv6_find_idev+0x102/0x170
[ 6666.871975][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6666.871975][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6666.871975][T19513]      netlink_rcv_skb+0x130/0x360
[ 6666.871975][T19513]      netlink_unicast+0x449/0x710
[ 6666.871975][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6666.871975][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6666.871975][T19513]      ___sys_sendmsg+0xee/0x170
[ 6666.871975][T19513]      __sys_sendmsg+0xcd/0x170
[ 6666.871975][T19513]      do_syscall_64+0xc6/0x1e0
[ 6666.871975][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6666.871975][T19513] 
[ 6677.111123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6677.111611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6677.111611][T19513]      netdev_get_by_index+0x5e/0x80
[ 6677.111611][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6677.111611][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6677.111611][T19513]      ip6_route_add+0x1c/0x140
[ 6677.111611][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6677.111611][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6677.111611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6677.111611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6677.111611][T19513]      netlink_rcv_skb+0x130/0x360
[ 6677.111611][T19513]      netlink_unicast+0x449/0x710
[ 6677.111611][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6677.111611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6677.111611][T19513]      ___sys_sendmsg+0xee/0x170
[ 6677.111611][T19513]      __sys_sendmsg+0xcd/0x170
[ 6677.111611][T19513]      do_syscall_64+0xc6/0x1e0
[ 6677.111611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6677.111611][T19513] 
[ 6677.113874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6677.113874][T19513]      netdev_get_by_index+0x5e/0x80
[ 6677.113874][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6677.113874][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6677.113874][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6677.113874][T19513]      ipv6_add_addr+0x411/0x2000
[ 6677.113874][T19513]      inet6_addr_add+0x30e/0xa40
[ 6677.113874][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6677.113874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6677.113874][T19513]      netlink_rcv_skb+0x130/0x360
[ 6677.113874][T19513]      netlink_unicast+0x449/0x710
[ 6677.113874][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6677.113874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6677.113874][T19513]      ___sys_sendmsg+0xee/0x170
[ 6677.113874][T19513]      __sys_sendmsg+0xcd/0x170
[ 6677.113874][T19513]      do_syscall_64+0xc6/0x1e0
[ 6677.113874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6677.113874][T19513] 
[ 6677.116630][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6677.116630][T19513]      netdev_get_by_index+0x5e/0x80
[ 6677.116630][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6677.116630][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6677.116630][T19513]      ip6_route_add+0x1c/0x140
[ 6677.116630][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6677.116630][T19513]      addrconf_add_dev+0xe2/0x170
[ 6677.116630][T19513]      inet6_addr_add+0x12f/0xa40
[ 6677.116630][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6677.116630][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6677.116630][T19513]      netlink_rcv_skb+0x130/0x360
[ 6677.116630][T19513]      netlink_unicast+0x449/0x710
[ 6677.116630][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6677.116630][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6677.116630][T19513]      ___sys_sendmsg+0xee/0x170
[ 6677.116630][T19513]      __sys_sendmsg+0xcd/0x170
[ 6677.116630][T19513]      do_syscall_64+0xc6/0x1e0
[ 6677.116630][T19513] 
[ 6677.118813][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6677.118813][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6677.118813][T19513]      ipv6_find_idev+0x102/0x170
[ 6677.118813][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6677.118813][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6677.118813][T19513]      netlink_rcv_skb+0x130/0x360
[ 6677.118813][T19513]      netlink_unicast+0x449/0x710
[ 6677.118813][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6677.118813][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6677.118813][T19513]      ___sys_sendmsg+0xee/0x170
[ 6677.118813][T19513]      __sys_sendmsg+0xcd/0x170
[ 6677.118813][T19513]      do_syscall_64+0xc6/0x1e0
[ 6677.118813][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6677.118813][T19513] 
[ 6677.120511][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6677.120511][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6677.120511][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6677.120511][T19513]      ipv6_find_idev+0x102/0x170
[ 6677.120511][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6677.120511][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6677.120511][T19513]      netlink_rcv_skb+0x130/0x360
[ 6677.120511][T19513]      netlink_unicast+0x449/0x710
[ 6677.120511][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6677.120511][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6677.120511][T19513]      ___sys_sendmsg+0xee/0x170
[ 6677.120511][T19513]      __sys_sendmsg+0xcd/0x170
[ 6677.120511][T19513]      do_syscall_64+0xc6/0x1e0
[ 6677.120511][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6677.120511][T19513] 
[ 6687.127127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6687.127607][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6687.127607][T19513]      netdev_get_by_index+0x5e/0x80
[ 6687.127607][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6687.127607][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6687.127607][T19513]      ip6_route_add+0x1c/0x140
[ 6687.127607][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6687.127607][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6687.127607][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6687.127607][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6687.127607][T19513]      netlink_rcv_skb+0x130/0x360
[ 6687.127607][T19513]      netlink_unicast+0x449/0x710
[ 6687.127607][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6687.127607][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6687.127607][T19513]      ___sys_sendmsg+0xee/0x170
[ 6687.127607][T19513]      __sys_sendmsg+0xcd/0x170
[ 6687.127607][T19513]      do_syscall_64+0xc6/0x1e0
[ 6687.127607][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6687.127607][T19513] 
[ 6687.129845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6687.129845][T19513]      netdev_get_by_index+0x5e/0x80
[ 6687.129845][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6687.129845][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6687.129845][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6687.129845][T19513]      ipv6_add_addr+0x411/0x2000
[ 6687.129845][T19513]      inet6_addr_add+0x30e/0xa40
[ 6687.129845][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6687.129845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6687.129845][T19513]      netlink_rcv_skb+0x130/0x360
[ 6687.129845][T19513]      netlink_unicast+0x449/0x710
[ 6687.129845][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6687.129845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6687.129845][T19513]      ___sys_sendmsg+0xee/0x170
[ 6687.129845][T19513]      __sys_sendmsg+0xcd/0x170
[ 6687.129845][T19513]      do_syscall_64+0xc6/0x1e0
[ 6687.129845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6687.129845][T19513] 
[ 6687.132082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6687.132082][T19513]      netdev_get_by_index+0x5e/0x80
[ 6687.132082][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6687.132082][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6687.132082][T19513]      ip6_route_add+0x1c/0x140
[ 6687.132082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6687.132082][T19513]      addrconf_add_dev+0xe2/0x170
[ 6687.132082][T19513]      inet6_addr_add+0x12f/0xa40
[ 6687.132082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6687.132082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6687.132082][T19513]      netlink_rcv_skb+0x130/0x360
[ 6687.132082][T19513]      netlink_unicast+0x449/0x710
[ 6687.132082][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6687.132082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6687.132082][T19513]      ___sys_sendmsg+0xee/0x170
[ 6687.132082][T19513]      __sys_sendmsg+0xcd/0x170
[ 6687.132082][T19513]      do_syscall_64+0xc6/0x1e0
[ 6687.132082][T19513] 
[ 6687.134287][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6687.134287][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6687.134287][T19513]      ipv6_find_idev+0x102/0x170
[ 6687.134287][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6687.134287][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6687.134287][T19513]      netlink_rcv_skb+0x130/0x360
[ 6687.134287][T19513]      netlink_unicast+0x449/0x710
[ 6687.134287][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6687.134287][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6687.134287][T19513]      ___sys_sendmsg+0xee/0x170
[ 6687.134287][T19513]      __sys_sendmsg+0xcd/0x170
[ 6687.134287][T19513]      do_syscall_64+0xc6/0x1e0
[ 6687.134287][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6687.134287][T19513] 
[ 6687.136014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6687.136014][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6687.136014][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6687.136014][T19513]      ipv6_find_idev+0x102/0x170
[ 6687.136014][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6687.136014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6687.136014][T19513]      netlink_rcv_skb+0x130/0x360
[ 6687.136014][T19513]      netlink_unicast+0x449/0x710
[ 6687.136014][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6687.136014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6687.136014][T19513]      ___sys_sendmsg+0xee/0x170
[ 6687.136014][T19513]      __sys_sendmsg+0xcd/0x170
[ 6687.136014][T19513]      do_syscall_64+0xc6/0x1e0
[ 6687.136014][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6687.136014][T19513] 
[ 6697.239139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6697.239596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6697.239596][T19513]      netdev_get_by_index+0x5e/0x80
[ 6697.239596][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6697.239596][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6697.239596][T19513]      ip6_route_add+0x1c/0x140
[ 6697.239596][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6697.239596][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6697.239596][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6697.239596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6697.239596][T19513]      netlink_rcv_skb+0x130/0x360
[ 6697.239596][T19513]      netlink_unicast+0x449/0x710
[ 6697.239596][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6697.239596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6697.239596][T19513]      ___sys_sendmsg+0xee/0x170
[ 6697.239596][T19513]      __sys_sendmsg+0xcd/0x170
[ 6697.239596][T19513]      do_syscall_64+0xc6/0x1e0
[ 6697.239596][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6697.239596][T19513] 
[ 6697.241858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6697.241858][T19513]      netdev_get_by_index+0x5e/0x80
[ 6697.241858][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6697.241858][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6697.241858][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6697.241858][T19513]      ipv6_add_addr+0x411/0x2000
[ 6697.241858][T19513]      inet6_addr_add+0x30e/0xa40
[ 6697.241858][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6697.241858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6697.241858][T19513]      netlink_rcv_skb+0x130/0x360
[ 6697.241858][T19513]      netlink_unicast+0x449/0x710
[ 6697.241858][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6697.241858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6697.241858][T19513]      ___sys_sendmsg+0xee/0x170
[ 6697.241858][T19513]      __sys_sendmsg+0xcd/0x170
[ 6697.241858][T19513]      do_syscall_64+0xc6/0x1e0
[ 6697.241858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6697.241858][T19513] 
[ 6697.244067][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6697.244067][T19513]      netdev_get_by_index+0x5e/0x80
[ 6697.244067][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6697.244067][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6697.244067][T19513]      ip6_route_add+0x1c/0x140
[ 6697.244067][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6697.244067][T19513]      addrconf_add_dev+0xe2/0x170
[ 6697.244067][T19513]      inet6_addr_add+0x12f/0xa40
[ 6697.244067][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6697.244067][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6697.244067][T19513]      netlink_rcv_skb+0x130/0x360
[ 6697.244067][T19513]      netlink_unicast+0x449/0x710
[ 6697.244067][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6697.244067][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6697.244067][T19513]      ___sys_sendmsg+0xee/0x170
[ 6697.244067][T19513]      __sys_sendmsg+0xcd/0x170
[ 6697.244067][T19513]      do_syscall_64+0xc6/0x1e0
[ 6697.244067][T19513] 
[ 6697.246238][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6697.246238][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6697.246238][T19513]      ipv6_find_idev+0x102/0x170
[ 6697.246238][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6697.246238][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6697.246238][T19513]      netlink_rcv_skb+0x130/0x360
[ 6697.246238][T19513]      netlink_unicast+0x449/0x710
[ 6697.246238][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6697.246238][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6697.246238][T19513]      ___sys_sendmsg+0xee/0x170
[ 6697.246238][T19513]      __sys_sendmsg+0xcd/0x170
[ 6697.246238][T19513]      do_syscall_64+0xc6/0x1e0
[ 6697.246238][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6697.246238][T19513] 
[ 6697.247937][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6697.247937][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6697.247937][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6697.247937][T19513]      ipv6_find_idev+0x102/0x170
[ 6697.247937][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6697.247937][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6697.247937][T19513]      netlink_rcv_skb+0x130/0x360
[ 6697.247937][T19513]      netlink_unicast+0x449/0x710
[ 6697.247937][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6697.247937][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6697.247937][T19513]      ___sys_sendmsg+0xee/0x170
[ 6697.247937][T19513]      __sys_sendmsg+0xcd/0x170
[ 6697.247937][T19513]      do_syscall_64+0xc6/0x1e0
[ 6697.247937][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6697.247937][T19513] 
[ 6707.495130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6707.495576][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6707.495576][T19513]      netdev_get_by_index+0x5e/0x80
[ 6707.495576][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6707.495576][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6707.495576][T19513]      ip6_route_add+0x1c/0x140
[ 6707.495576][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6707.495576][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6707.495576][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6707.495576][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6707.495576][T19513]      netlink_rcv_skb+0x130/0x360
[ 6707.495576][T19513]      netlink_unicast+0x449/0x710
[ 6707.495576][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6707.495576][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6707.495576][T19513]      ___sys_sendmsg+0xee/0x170
[ 6707.495576][T19513]      __sys_sendmsg+0xcd/0x170
[ 6707.495576][T19513]      do_syscall_64+0xc6/0x1e0
[ 6707.495576][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6707.495576][T19513] 
[ 6707.497825][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6707.497825][T19513]      netdev_get_by_index+0x5e/0x80
[ 6707.497825][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6707.497825][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6707.497825][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6707.497825][T19513]      ipv6_add_addr+0x411/0x2000
[ 6707.497825][T19513]      inet6_addr_add+0x30e/0xa40
[ 6707.497825][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6707.497825][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6707.497825][T19513]      netlink_rcv_skb+0x130/0x360
[ 6707.497825][T19513]      netlink_unicast+0x449/0x710
[ 6707.497825][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6707.497825][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6707.497825][T19513]      ___sys_sendmsg+0xee/0x170
[ 6707.497825][T19513]      __sys_sendmsg+0xcd/0x170
[ 6707.497825][T19513]      do_syscall_64+0xc6/0x1e0
[ 6707.497825][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6707.497825][T19513] 
[ 6707.500021][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6707.500021][T19513]      netdev_get_by_index+0x5e/0x80
[ 6707.500021][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6707.500021][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6707.500021][T19513]      ip6_route_add+0x1c/0x140
[ 6707.500021][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6707.500021][T19513]      addrconf_add_dev+0xe2/0x170
[ 6707.500021][T19513]      inet6_addr_add+0x12f/0xa40
[ 6707.500021][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6707.500021][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6707.500021][T19513]      netlink_rcv_skb+0x130/0x360
[ 6707.500021][T19513]      netlink_unicast+0x449/0x710
[ 6707.500021][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6707.500021][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6707.500021][T19513]      ___sys_sendmsg+0xee/0x170
[ 6707.500021][T19513]      __sys_sendmsg+0xcd/0x170
[ 6707.500021][T19513]      do_syscall_64+0xc6/0x1e0
[ 6707.500021][T19513] 
[ 6707.502180][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6707.502180][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6707.502180][T19513]      ipv6_find_idev+0x102/0x170
[ 6707.502180][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6707.502180][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6707.502180][T19513]      netlink_rcv_skb+0x130/0x360
[ 6707.502180][T19513]      netlink_unicast+0x449/0x710
[ 6707.502180][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6707.502180][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6707.502180][T19513]      ___sys_sendmsg+0xee/0x170
[ 6707.502180][T19513]      __sys_sendmsg+0xcd/0x170
[ 6707.502180][T19513]      do_syscall_64+0xc6/0x1e0
[ 6707.502180][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6707.502180][T19513] 
[ 6707.503864][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6707.503864][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6707.503864][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6707.503864][T19513]      ipv6_find_idev+0x102/0x170
[ 6707.503864][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6707.503864][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6707.503864][T19513]      netlink_rcv_skb+0x130/0x360
[ 6707.503864][T19513]      netlink_unicast+0x449/0x710
[ 6707.503864][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6707.503864][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6707.503864][T19513]      ___sys_sendmsg+0xee/0x170
[ 6707.503864][T19513]      __sys_sendmsg+0xcd/0x170
[ 6707.503864][T19513]      do_syscall_64+0xc6/0x1e0
[ 6707.503864][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6707.503864][T19513] 
[ 6717.751129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6717.751585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6717.751585][T19513]      netdev_get_by_index+0x5e/0x80
[ 6717.751585][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6717.751585][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6717.751585][T19513]      ip6_route_add+0x1c/0x140
[ 6717.751585][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6717.751585][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6717.751585][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6717.751585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6717.751585][T19513]      netlink_rcv_skb+0x130/0x360
[ 6717.751585][T19513]      netlink_unicast+0x449/0x710
[ 6717.751585][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6717.751585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6717.751585][T19513]      ___sys_sendmsg+0xee/0x170
[ 6717.751585][T19513]      __sys_sendmsg+0xcd/0x170
[ 6717.751585][T19513]      do_syscall_64+0xc6/0x1e0
[ 6717.751585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6717.751585][T19513] 
[ 6717.753818][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6717.753818][T19513]      netdev_get_by_index+0x5e/0x80
[ 6717.753818][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6717.753818][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6717.753818][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6717.753818][T19513]      ipv6_add_addr+0x411/0x2000
[ 6717.753818][T19513]      inet6_addr_add+0x30e/0xa40
[ 6717.753818][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6717.753818][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6717.753818][T19513]      netlink_rcv_skb+0x130/0x360
[ 6717.753818][T19513]      netlink_unicast+0x449/0x710
[ 6717.753818][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6717.753818][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6717.753818][T19513]      ___sys_sendmsg+0xee/0x170
[ 6717.753818][T19513]      __sys_sendmsg+0xcd/0x170
[ 6717.753818][T19513]      do_syscall_64+0xc6/0x1e0
[ 6717.753818][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6717.753818][T19513] 
[ 6717.756042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6717.756042][T19513]      netdev_get_by_index+0x5e/0x80
[ 6717.756042][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6717.756042][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6717.756042][T19513]      ip6_route_add+0x1c/0x140
[ 6717.756042][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6717.756042][T19513]      addrconf_add_dev+0xe2/0x170
[ 6717.756042][T19513]      inet6_addr_add+0x12f/0xa40
[ 6717.756042][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6717.756042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6717.756042][T19513]      netlink_rcv_skb+0x130/0x360
[ 6717.756042][T19513]      netlink_unicast+0x449/0x710
[ 6717.756042][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6717.756042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6717.756042][T19513]      ___sys_sendmsg+0xee/0x170
[ 6717.756042][T19513]      __sys_sendmsg+0xcd/0x170
[ 6717.756042][T19513]      do_syscall_64+0xc6/0x1e0
[ 6717.756042][T19513] 
[ 6717.758216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6717.758216][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6717.758216][T19513]      ipv6_find_idev+0x102/0x170
[ 6717.758216][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6717.758216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6717.758216][T19513]      netlink_rcv_skb+0x130/0x360
[ 6717.758216][T19513]      netlink_unicast+0x449/0x710
[ 6717.758216][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6717.758216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6717.758216][T19513]      ___sys_sendmsg+0xee/0x170
[ 6717.758216][T19513]      __sys_sendmsg+0xcd/0x170
[ 6717.758216][T19513]      do_syscall_64+0xc6/0x1e0
[ 6717.758216][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6717.758216][T19513] 
[ 6717.759930][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6717.759930][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6717.759930][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6717.759930][T19513]      ipv6_find_idev+0x102/0x170
[ 6717.759930][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6717.759930][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6717.759930][T19513]      netlink_rcv_skb+0x130/0x360
[ 6717.759930][T19513]      netlink_unicast+0x449/0x710
[ 6717.759930][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6717.759930][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6717.759930][T19513]      ___sys_sendmsg+0xee/0x170
[ 6717.759930][T19513]      __sys_sendmsg+0xcd/0x170
[ 6717.759930][T19513]      do_syscall_64+0xc6/0x1e0
[ 6717.759930][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6717.759930][T19513] 
[ 6727.999139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6727.999636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6727.999636][T19513]      netdev_get_by_index+0x5e/0x80
[ 6727.999636][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6727.999636][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6727.999636][T19513]      ip6_route_add+0x1c/0x140
[ 6727.999636][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6727.999636][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6727.999636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6727.999636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6727.999636][T19513]      netlink_rcv_skb+0x130/0x360
[ 6727.999636][T19513]      netlink_unicast+0x449/0x710
[ 6727.999636][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6727.999636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6727.999636][T19513]      ___sys_sendmsg+0xee/0x170
[ 6727.999636][T19513]      __sys_sendmsg+0xcd/0x170
[ 6727.999636][T19513]      do_syscall_64+0xc6/0x1e0
[ 6727.999636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6727.999636][T19513] 
[ 6728.001926][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6728.001926][T19513]      netdev_get_by_index+0x5e/0x80
[ 6728.001926][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6728.001926][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6728.001926][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6728.001926][T19513]      ipv6_add_addr+0x411/0x2000
[ 6728.001926][T19513]      inet6_addr_add+0x30e/0xa40
[ 6728.001926][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6728.001926][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6728.001926][T19513]      netlink_rcv_skb+0x130/0x360
[ 6728.001926][T19513]      netlink_unicast+0x449/0x710
[ 6728.001926][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6728.001926][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6728.001926][T19513]      ___sys_sendmsg+0xee/0x170
[ 6728.001926][T19513]      __sys_sendmsg+0xcd/0x170
[ 6728.001926][T19513]      do_syscall_64+0xc6/0x1e0
[ 6728.001926][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6728.001926][T19513] 
[ 6728.004261][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6728.004261][T19513]      netdev_get_by_index+0x5e/0x80
[ 6728.004261][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6728.004261][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6728.004261][T19513]      ip6_route_add+0x1c/0x140
[ 6728.004261][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6728.004261][T19513]      addrconf_add_dev+0xe2/0x170
[ 6728.004261][T19513]      inet6_addr_add+0x12f/0xa40
[ 6728.004261][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6728.004261][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6728.004261][T19513]      netlink_rcv_skb+0x130/0x360
[ 6728.004261][T19513]      netlink_unicast+0x449/0x710
[ 6728.004261][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6728.004261][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6728.004261][T19513]      ___sys_sendmsg+0xee/0x170
[ 6728.004261][T19513]      __sys_sendmsg+0xcd/0x170
[ 6728.004261][T19513]      do_syscall_64+0xc6/0x1e0
[ 6728.004261][T19513] 
[ 6728.006482][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6728.006482][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6728.006482][T19513]      ipv6_find_idev+0x102/0x170
[ 6728.006482][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6728.006482][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6728.006482][T19513]      netlink_rcv_skb+0x130/0x360
[ 6728.006482][T19513]      netlink_unicast+0x449/0x710
[ 6728.006482][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6728.006482][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6728.006482][T19513]      ___sys_sendmsg+0xee/0x170
[ 6728.006482][T19513]      __sys_sendmsg+0xcd/0x170
[ 6728.006482][T19513]      do_syscall_64+0xc6/0x1e0
[ 6728.006482][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6728.006482][T19513] 
[ 6728.008175][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6728.008175][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6728.008175][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6728.008175][T19513]      ipv6_find_idev+0x102/0x170
[ 6728.008175][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6728.008175][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6728.008175][T19513]      netlink_rcv_skb+0x130/0x360
[ 6728.008175][T19513]      netlink_unicast+0x449/0x710
[ 6728.008175][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6728.008175][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6728.008175][T19513]      ___sys_sendmsg+0xee/0x170
[ 6728.008175][T19513]      __sys_sendmsg+0xcd/0x170
[ 6728.008175][T19513]      do_syscall_64+0xc6/0x1e0
[ 6728.008175][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6728.008175][T19513] 
[ 6738.135136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6738.135638][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6738.135638][T19513]      netdev_get_by_index+0x5e/0x80
[ 6738.135638][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6738.135638][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6738.135638][T19513]      ip6_route_add+0x1c/0x140
[ 6738.135638][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6738.135638][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6738.135638][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6738.135638][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6738.135638][T19513]      netlink_rcv_skb+0x130/0x360
[ 6738.135638][T19513]      netlink_unicast+0x449/0x710
[ 6738.135638][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6738.135638][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6738.135638][T19513]      ___sys_sendmsg+0xee/0x170
[ 6738.135638][T19513]      __sys_sendmsg+0xcd/0x170
[ 6738.135638][T19513]      do_syscall_64+0xc6/0x1e0
[ 6738.135638][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6738.135638][T19513] 
[ 6738.137876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6738.137876][T19513]      netdev_get_by_index+0x5e/0x80
[ 6738.137876][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6738.137876][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6738.137876][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6738.137876][T19513]      ipv6_add_addr+0x411/0x2000
[ 6738.137876][T19513]      inet6_addr_add+0x30e/0xa40
[ 6738.137876][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6738.137876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6738.137876][T19513]      netlink_rcv_skb+0x130/0x360
[ 6738.137876][T19513]      netlink_unicast+0x449/0x710
[ 6738.137876][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6738.137876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6738.137876][T19513]      ___sys_sendmsg+0xee/0x170
[ 6738.137876][T19513]      __sys_sendmsg+0xcd/0x170
[ 6738.137876][T19513]      do_syscall_64+0xc6/0x1e0
[ 6738.137876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6738.137876][T19513] 
[ 6738.140090][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6738.140090][T19513]      netdev_get_by_index+0x5e/0x80
[ 6738.140090][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6738.140090][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6738.140090][T19513]      ip6_route_add+0x1c/0x140
[ 6738.140090][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6738.140090][T19513]      addrconf_add_dev+0xe2/0x170
[ 6738.140090][T19513]      inet6_addr_add+0x12f/0xa40
[ 6738.140090][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6738.140090][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6738.140090][T19513]      netlink_rcv_skb+0x130/0x360
[ 6738.140090][T19513]      netlink_unicast+0x449/0x710
[ 6738.140090][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6738.140090][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6738.140090][T19513]      ___sys_sendmsg+0xee/0x170
[ 6738.140090][T19513]      __sys_sendmsg+0xcd/0x170
[ 6738.140090][T19513]      do_syscall_64+0xc6/0x1e0
[ 6738.140090][T19513] 
[ 6738.142265][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6738.142265][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6738.142265][T19513]      ipv6_find_idev+0x102/0x170
[ 6738.142265][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6738.142265][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6738.142265][T19513]      netlink_rcv_skb+0x130/0x360
[ 6738.142265][T19513]      netlink_unicast+0x449/0x710
[ 6738.142265][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6738.142265][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6738.142265][T19513]      ___sys_sendmsg+0xee/0x170
[ 6738.142265][T19513]      __sys_sendmsg+0xcd/0x170
[ 6738.142265][T19513]      do_syscall_64+0xc6/0x1e0
[ 6738.142265][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6738.142265][T19513] 
[ 6738.143968][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6738.143968][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6738.143968][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6738.143968][T19513]      ipv6_find_idev+0x102/0x170
[ 6738.143968][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6738.143968][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6738.143968][T19513]      netlink_rcv_skb+0x130/0x360
[ 6738.143968][T19513]      netlink_unicast+0x449/0x710
[ 6738.143968][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6738.143968][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6738.143968][T19513]      ___sys_sendmsg+0xee/0x170
[ 6738.143968][T19513]      __sys_sendmsg+0xcd/0x170
[ 6738.143968][T19513]      do_syscall_64+0xc6/0x1e0
[ 6738.143968][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6738.143968][T19513] 
[ 6748.383128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6748.383594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6748.383594][T19513]      netdev_get_by_index+0x5e/0x80
[ 6748.383594][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6748.383594][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6748.383594][T19513]      ip6_route_add+0x1c/0x140
[ 6748.383594][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6748.383594][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6748.383594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6748.383594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6748.383594][T19513]      netlink_rcv_skb+0x130/0x360
[ 6748.383594][T19513]      netlink_unicast+0x449/0x710
[ 6748.383594][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6748.383594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6748.383594][T19513]      ___sys_sendmsg+0xee/0x170
[ 6748.383594][T19513]      __sys_sendmsg+0xcd/0x170
[ 6748.383594][T19513]      do_syscall_64+0xc6/0x1e0
[ 6748.383594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6748.383594][T19513] 
[ 6748.385862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6748.385862][T19513]      netdev_get_by_index+0x5e/0x80
[ 6748.385862][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6748.385862][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6748.385862][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6748.385862][T19513]      ipv6_add_addr+0x411/0x2000
[ 6748.385862][T19513]      inet6_addr_add+0x30e/0xa40
[ 6748.385862][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6748.385862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6748.385862][T19513]      netlink_rcv_skb+0x130/0x360
[ 6748.385862][T19513]      netlink_unicast+0x449/0x710
[ 6748.385862][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6748.385862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6748.385862][T19513]      ___sys_sendmsg+0xee/0x170
[ 6748.385862][T19513]      __sys_sendmsg+0xcd/0x170
[ 6748.385862][T19513]      do_syscall_64+0xc6/0x1e0
[ 6748.385862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6748.385862][T19513] 
[ 6748.388087][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6748.388087][T19513]      netdev_get_by_index+0x5e/0x80
[ 6748.388087][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6748.388087][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6748.388087][T19513]      ip6_route_add+0x1c/0x140
[ 6748.388087][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6748.388087][T19513]      addrconf_add_dev+0xe2/0x170
[ 6748.388087][T19513]      inet6_addr_add+0x12f/0xa40
[ 6748.388087][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6748.388087][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6748.388087][T19513]      netlink_rcv_skb+0x130/0x360
[ 6748.388087][T19513]      netlink_unicast+0x449/0x710
[ 6748.388087][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6748.388087][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6748.388087][T19513]      ___sys_sendmsg+0xee/0x170
[ 6748.388087][T19513]      __sys_sendmsg+0xcd/0x170
[ 6748.388087][T19513]      do_syscall_64+0xc6/0x1e0
[ 6748.388087][T19513] 
[ 6748.390258][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6748.390258][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6748.390258][T19513]      ipv6_find_idev+0x102/0x170
[ 6748.390258][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6748.390258][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6748.390258][T19513]      netlink_rcv_skb+0x130/0x360
[ 6748.390258][T19513]      netlink_unicast+0x449/0x710
[ 6748.390258][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6748.390258][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6748.390258][T19513]      ___sys_sendmsg+0xee/0x170
[ 6748.390258][T19513]      __sys_sendmsg+0xcd/0x170
[ 6748.390258][T19513]      do_syscall_64+0xc6/0x1e0
[ 6748.390258][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6748.390258][T19513] 
[ 6748.391963][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6748.391963][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6748.391963][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6748.391963][T19513]      ipv6_find_idev+0x102/0x170
[ 6748.391963][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6748.391963][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6748.391963][T19513]      netlink_rcv_skb+0x130/0x360
[ 6748.391963][T19513]      netlink_unicast+0x449/0x710
[ 6748.391963][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6748.391963][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6748.391963][T19513]      ___sys_sendmsg+0xee/0x170
[ 6748.391963][T19513]      __sys_sendmsg+0xcd/0x170
[ 6748.391963][T19513]      do_syscall_64+0xc6/0x1e0
[ 6748.391963][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6748.391963][T19513] 
[ 6758.631126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6758.631596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6758.631596][T19513]      netdev_get_by_index+0x5e/0x80
[ 6758.631596][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6758.631596][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6758.631596][T19513]      ip6_route_add+0x1c/0x140
[ 6758.631596][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6758.631596][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6758.631596][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6758.631596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6758.631596][T19513]      netlink_rcv_skb+0x130/0x360
[ 6758.631596][T19513]      netlink_unicast+0x449/0x710
[ 6758.631596][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6758.631596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6758.631596][T19513]      ___sys_sendmsg+0xee/0x170
[ 6758.631596][T19513]      __sys_sendmsg+0xcd/0x170
[ 6758.631596][T19513]      do_syscall_64+0xc6/0x1e0
[ 6758.631596][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6758.631596][T19513] 
[ 6758.633841][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6758.633841][T19513]      netdev_get_by_index+0x5e/0x80
[ 6758.633841][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6758.633841][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6758.633841][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6758.633841][T19513]      ipv6_add_addr+0x411/0x2000
[ 6758.633841][T19513]      inet6_addr_add+0x30e/0xa40
[ 6758.633841][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6758.633841][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6758.633841][T19513]      netlink_rcv_skb+0x130/0x360
[ 6758.633841][T19513]      netlink_unicast+0x449/0x710
[ 6758.633841][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6758.633841][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6758.633841][T19513]      ___sys_sendmsg+0xee/0x170
[ 6758.633841][T19513]      __sys_sendmsg+0xcd/0x170
[ 6758.633841][T19513]      do_syscall_64+0xc6/0x1e0
[ 6758.633841][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6758.633841][T19513] 
[ 6758.636072][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6758.636072][T19513]      netdev_get_by_index+0x5e/0x80
[ 6758.636072][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6758.636072][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6758.636072][T19513]      ip6_route_add+0x1c/0x140
[ 6758.636072][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6758.636072][T19513]      addrconf_add_dev+0xe2/0x170
[ 6758.636072][T19513]      inet6_addr_add+0x12f/0xa40
[ 6758.636072][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6758.636072][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6758.636072][T19513]      netlink_rcv_skb+0x130/0x360
[ 6758.636072][T19513]      netlink_unicast+0x449/0x710
[ 6758.636072][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6758.636072][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6758.636072][T19513]      ___sys_sendmsg+0xee/0x170
[ 6758.636072][T19513]      __sys_sendmsg+0xcd/0x170
[ 6758.636072][T19513]      do_syscall_64+0xc6/0x1e0
[ 6758.636072][T19513] 
[ 6758.638242][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6758.638242][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6758.638242][T19513]      ipv6_find_idev+0x102/0x170
[ 6758.638242][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6758.638242][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6758.638242][T19513]      netlink_rcv_skb+0x130/0x360
[ 6758.638242][T19513]      netlink_unicast+0x449/0x710
[ 6758.638242][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6758.638242][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6758.638242][T19513]      ___sys_sendmsg+0xee/0x170
[ 6758.638242][T19513]      __sys_sendmsg+0xcd/0x170
[ 6758.638242][T19513]      do_syscall_64+0xc6/0x1e0
[ 6758.638242][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6758.638242][T19513] 
[ 6758.639947][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6758.639947][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6758.639947][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6758.639947][T19513]      ipv6_find_idev+0x102/0x170
[ 6758.639947][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6758.639947][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6758.639947][T19513]      netlink_rcv_skb+0x130/0x360
[ 6758.639947][T19513]      netlink_unicast+0x449/0x710
[ 6758.639947][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6758.639947][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6758.639947][T19513]      ___sys_sendmsg+0xee/0x170
[ 6758.639947][T19513]      __sys_sendmsg+0xcd/0x170
[ 6758.639947][T19513]      do_syscall_64+0xc6/0x1e0
[ 6758.639947][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6758.639947][T19513] 
[ 6768.879145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6768.879619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6768.879619][T19513]      netdev_get_by_index+0x5e/0x80
[ 6768.879619][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6768.879619][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6768.879619][T19513]      ip6_route_add+0x1c/0x140
[ 6768.879619][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6768.879619][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6768.879619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6768.879619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6768.879619][T19513]      netlink_rcv_skb+0x130/0x360
[ 6768.879619][T19513]      netlink_unicast+0x449/0x710
[ 6768.879619][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6768.879619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6768.879619][T19513]      ___sys_sendmsg+0xee/0x170
[ 6768.879619][T19513]      __sys_sendmsg+0xcd/0x170
[ 6768.879619][T19513]      do_syscall_64+0xc6/0x1e0
[ 6768.879619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6768.879619][T19513] 
[ 6768.881887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6768.881887][T19513]      netdev_get_by_index+0x5e/0x80
[ 6768.881887][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6768.881887][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6768.881887][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6768.881887][T19513]      ipv6_add_addr+0x411/0x2000
[ 6768.881887][T19513]      inet6_addr_add+0x30e/0xa40
[ 6768.881887][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6768.881887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6768.881887][T19513]      netlink_rcv_skb+0x130/0x360
[ 6768.881887][T19513]      netlink_unicast+0x449/0x710
[ 6768.881887][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6768.881887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6768.881887][T19513]      ___sys_sendmsg+0xee/0x170
[ 6768.881887][T19513]      __sys_sendmsg+0xcd/0x170
[ 6768.881887][T19513]      do_syscall_64+0xc6/0x1e0
[ 6768.881887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6768.881887][T19513] 
[ 6768.884104][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6768.884104][T19513]      netdev_get_by_index+0x5e/0x80
[ 6768.884104][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6768.884104][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6768.884104][T19513]      ip6_route_add+0x1c/0x140
[ 6768.884104][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6768.884104][T19513]      addrconf_add_dev+0xe2/0x170
[ 6768.884104][T19513]      inet6_addr_add+0x12f/0xa40
[ 6768.884104][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6768.884104][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6768.884104][T19513]      netlink_rcv_skb+0x130/0x360
[ 6768.884104][T19513]      netlink_unicast+0x449/0x710
[ 6768.884104][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6768.884104][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6768.884104][T19513]      ___sys_sendmsg+0xee/0x170
[ 6768.884104][T19513]      __sys_sendmsg+0xcd/0x170
[ 6768.884104][T19513]      do_syscall_64+0xc6/0x1e0
[ 6768.884104][T19513] 
[ 6768.886293][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6768.886293][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6768.886293][T19513]      ipv6_find_idev+0x102/0x170
[ 6768.886293][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6768.886293][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6768.886293][T19513]      netlink_rcv_skb+0x130/0x360
[ 6768.886293][T19513]      netlink_unicast+0x449/0x710
[ 6768.886293][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6768.886293][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6768.886293][T19513]      ___sys_sendmsg+0xee/0x170
[ 6768.886293][T19513]      __sys_sendmsg+0xcd/0x170
[ 6768.886293][T19513]      do_syscall_64+0xc6/0x1e0
[ 6768.886293][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6768.886293][T19513] 
[ 6768.888009][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6768.888009][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6768.888009][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6768.888009][T19513]      ipv6_find_idev+0x102/0x170
[ 6768.888009][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6768.888009][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6768.888009][T19513]      netlink_rcv_skb+0x130/0x360
[ 6768.888009][T19513]      netlink_unicast+0x449/0x710
[ 6768.888009][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6768.888009][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6768.888009][T19513]      ___sys_sendmsg+0xee/0x170
[ 6768.888009][T19513]      __sys_sendmsg+0xcd/0x170
[ 6768.888009][T19513]      do_syscall_64+0xc6/0x1e0
[ 6768.888009][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6768.888009][T19513] 
[ 6778.959143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6778.959628][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6778.959628][T19513]      netdev_get_by_index+0x5e/0x80
[ 6778.959628][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6778.959628][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6778.959628][T19513]      ip6_route_add+0x1c/0x140
[ 6778.959628][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6778.959628][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6778.959628][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6778.959628][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6778.959628][T19513]      netlink_rcv_skb+0x130/0x360
[ 6778.959628][T19513]      netlink_unicast+0x449/0x710
[ 6778.959628][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6778.959628][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6778.959628][T19513]      ___sys_sendmsg+0xee/0x170
[ 6778.959628][T19513]      __sys_sendmsg+0xcd/0x170
[ 6778.959628][T19513]      do_syscall_64+0xc6/0x1e0
[ 6778.959628][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6778.959628][T19513] 
[ 6778.961850][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6778.961850][T19513]      netdev_get_by_index+0x5e/0x80
[ 6778.961850][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6778.961850][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6778.961850][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6778.961850][T19513]      ipv6_add_addr+0x411/0x2000
[ 6778.961850][T19513]      inet6_addr_add+0x30e/0xa40
[ 6778.961850][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6778.961850][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6778.961850][T19513]      netlink_rcv_skb+0x130/0x360
[ 6778.961850][T19513]      netlink_unicast+0x449/0x710
[ 6778.961850][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6778.961850][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6778.961850][T19513]      ___sys_sendmsg+0xee/0x170
[ 6778.961850][T19513]      __sys_sendmsg+0xcd/0x170
[ 6778.961850][T19513]      do_syscall_64+0xc6/0x1e0
[ 6778.961850][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6778.961850][T19513] 
[ 6778.964023][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6778.964023][T19513]      netdev_get_by_index+0x5e/0x80
[ 6778.964023][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6778.964023][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6778.964023][T19513]      ip6_route_add+0x1c/0x140
[ 6778.964023][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6778.964023][T19513]      addrconf_add_dev+0xe2/0x170
[ 6778.964023][T19513]      inet6_addr_add+0x12f/0xa40
[ 6778.964023][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6778.964023][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6778.964023][T19513]      netlink_rcv_skb+0x130/0x360
[ 6778.964023][T19513]      netlink_unicast+0x449/0x710
[ 6778.964023][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6778.964023][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6778.964023][T19513]      ___sys_sendmsg+0xee/0x170
[ 6778.964023][T19513]      __sys_sendmsg+0xcd/0x170
[ 6778.964023][T19513]      do_syscall_64+0xc6/0x1e0
[ 6778.964023][T19513] 
[ 6778.966169][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6778.966169][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6778.966169][T19513]      ipv6_find_idev+0x102/0x170
[ 6778.966169][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6778.966169][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6778.966169][T19513]      netlink_rcv_skb+0x130/0x360
[ 6778.966169][T19513]      netlink_unicast+0x449/0x710
[ 6778.966169][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6778.966169][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6778.966169][T19513]      ___sys_sendmsg+0xee/0x170
[ 6778.966169][T19513]      __sys_sendmsg+0xcd/0x170
[ 6778.966169][T19513]      do_syscall_64+0xc6/0x1e0
[ 6778.966169][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6778.966169][T19513] 
[ 6778.967854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6778.967854][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6778.967854][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6778.967854][T19513]      ipv6_find_idev+0x102/0x170
[ 6778.967854][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6778.967854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6778.967854][T19513]      netlink_rcv_skb+0x130/0x360
[ 6778.967854][T19513]      netlink_unicast+0x449/0x710
[ 6778.967854][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6778.967854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6778.967854][T19513]      ___sys_sendmsg+0xee/0x170
[ 6778.967854][T19513]      __sys_sendmsg+0xcd/0x170
[ 6778.967854][T19513]      do_syscall_64+0xc6/0x1e0
[ 6778.967854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6778.967854][T19513] 
[ 6789.207121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6789.207606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6789.207606][T19513]      netdev_get_by_index+0x5e/0x80
[ 6789.207606][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6789.207606][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6789.207606][T19513]      ip6_route_add+0x1c/0x140
[ 6789.207606][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6789.207606][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6789.207606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6789.207606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6789.207606][T19513]      netlink_rcv_skb+0x130/0x360
[ 6789.207606][T19513]      netlink_unicast+0x449/0x710
[ 6789.207606][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6789.207606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6789.207606][T19513]      ___sys_sendmsg+0xee/0x170
[ 6789.207606][T19513]      __sys_sendmsg+0xcd/0x170
[ 6789.207606][T19513]      do_syscall_64+0xc6/0x1e0
[ 6789.207606][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6789.207606][T19513] 
[ 6789.209830][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6789.209830][T19513]      netdev_get_by_index+0x5e/0x80
[ 6789.209830][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6789.209830][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6789.209830][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6789.209830][T19513]      ipv6_add_addr+0x411/0x2000
[ 6789.209830][T19513]      inet6_addr_add+0x30e/0xa40
[ 6789.209830][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6789.209830][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6789.209830][T19513]      netlink_rcv_skb+0x130/0x360
[ 6789.209830][T19513]      netlink_unicast+0x449/0x710
[ 6789.209830][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6789.209830][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6789.209830][T19513]      ___sys_sendmsg+0xee/0x170
[ 6789.209830][T19513]      __sys_sendmsg+0xcd/0x170
[ 6789.209830][T19513]      do_syscall_64+0xc6/0x1e0
[ 6789.209830][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6789.209830][T19513] 
[ 6789.212070][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6789.212070][T19513]      netdev_get_by_index+0x5e/0x80
[ 6789.212070][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6789.212070][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6789.212070][T19513]      ip6_route_add+0x1c/0x140
[ 6789.212070][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6789.212070][T19513]      addrconf_add_dev+0xe2/0x170
[ 6789.212070][T19513]      inet6_addr_add+0x12f/0xa40
[ 6789.212070][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6789.212070][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6789.212070][T19513]      netlink_rcv_skb+0x130/0x360
[ 6789.212070][T19513]      netlink_unicast+0x449/0x710
[ 6789.212070][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6789.212070][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6789.212070][T19513]      ___sys_sendmsg+0xee/0x170
[ 6789.212070][T19513]      __sys_sendmsg+0xcd/0x170
[ 6789.212070][T19513]      do_syscall_64+0xc6/0x1e0
[ 6789.212070][T19513] 
[ 6789.214728][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6789.214728][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6789.214728][T19513]      ipv6_find_idev+0x102/0x170
[ 6789.214728][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6789.214728][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6789.214728][T19513]      netlink_rcv_skb+0x130/0x360
[ 6789.214728][T19513]      netlink_unicast+0x449/0x710
[ 6789.214728][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6789.214728][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6789.214728][T19513]      ___sys_sendmsg+0xee/0x170
[ 6789.214728][T19513]      __sys_sendmsg+0xcd/0x170
[ 6789.214728][T19513]      do_syscall_64+0xc6/0x1e0
[ 6789.214728][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6789.214728][T19513] 
[ 6789.216445][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6789.216445][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6789.216445][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6789.216445][T19513]      ipv6_find_idev+0x102/0x170
[ 6789.216445][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6789.216445][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6789.216445][T19513]      netlink_rcv_skb+0x130/0x360
[ 6789.216445][T19513]      netlink_unicast+0x449/0x710
[ 6789.216445][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6789.216445][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6789.216445][T19513]      ___sys_sendmsg+0xee/0x170
[ 6789.216445][T19513]      __sys_sendmsg+0xcd/0x170
[ 6789.216445][T19513]      do_syscall_64+0xc6/0x1e0
[ 6789.216445][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6789.216445][T19513] 
[ 6799.455128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6799.455588][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6799.455588][T19513]      netdev_get_by_index+0x5e/0x80
[ 6799.455588][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6799.455588][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6799.455588][T19513]      ip6_route_add+0x1c/0x140
[ 6799.455588][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6799.455588][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6799.455588][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6799.455588][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6799.455588][T19513]      netlink_rcv_skb+0x130/0x360
[ 6799.455588][T19513]      netlink_unicast+0x449/0x710
[ 6799.455588][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6799.455588][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6799.455588][T19513]      ___sys_sendmsg+0xee/0x170
[ 6799.455588][T19513]      __sys_sendmsg+0xcd/0x170
[ 6799.455588][T19513]      do_syscall_64+0xc6/0x1e0
[ 6799.455588][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6799.455588][T19513] 
[ 6799.457801][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6799.457801][T19513]      netdev_get_by_index+0x5e/0x80
[ 6799.457801][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6799.457801][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6799.457801][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6799.457801][T19513]      ipv6_add_addr+0x411/0x2000
[ 6799.457801][T19513]      inet6_addr_add+0x30e/0xa40
[ 6799.457801][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6799.457801][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6799.457801][T19513]      netlink_rcv_skb+0x130/0x360
[ 6799.457801][T19513]      netlink_unicast+0x449/0x710
[ 6799.457801][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6799.457801][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6799.457801][T19513]      ___sys_sendmsg+0xee/0x170
[ 6799.457801][T19513]      __sys_sendmsg+0xcd/0x170
[ 6799.457801][T19513]      do_syscall_64+0xc6/0x1e0
[ 6799.457801][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6799.457801][T19513] 
[ 6799.459966][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6799.459966][T19513]      netdev_get_by_index+0x5e/0x80
[ 6799.459966][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6799.459966][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6799.459966][T19513]      ip6_route_add+0x1c/0x140
[ 6799.459966][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6799.459966][T19513]      addrconf_add_dev+0xe2/0x170
[ 6799.459966][T19513]      inet6_addr_add+0x12f/0xa40
[ 6799.459966][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6799.459966][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6799.459966][T19513]      netlink_rcv_skb+0x130/0x360
[ 6799.459966][T19513]      netlink_unicast+0x449/0x710
[ 6799.459966][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6799.459966][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6799.459966][T19513]      ___sys_sendmsg+0xee/0x170
[ 6799.459966][T19513]      __sys_sendmsg+0xcd/0x170
[ 6799.459966][T19513]      do_syscall_64+0xc6/0x1e0
[ 6799.459966][T19513] 
[ 6799.462134][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6799.462134][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6799.462134][T19513]      ipv6_find_idev+0x102/0x170
[ 6799.462134][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6799.462134][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6799.462134][T19513]      netlink_rcv_skb+0x130/0x360
[ 6799.462134][T19513]      netlink_unicast+0x449/0x710
[ 6799.462134][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6799.462134][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6799.462134][T19513]      ___sys_sendmsg+0xee/0x170
[ 6799.462134][T19513]      __sys_sendmsg+0xcd/0x170
[ 6799.462134][T19513]      do_syscall_64+0xc6/0x1e0
[ 6799.462134][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6799.462134][T19513] 
[ 6799.463836][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6799.463836][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6799.463836][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6799.463836][T19513]      ipv6_find_idev+0x102/0x170
[ 6799.463836][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6799.463836][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6799.463836][T19513]      netlink_rcv_skb+0x130/0x360
[ 6799.463836][T19513]      netlink_unicast+0x449/0x710
[ 6799.463836][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6799.463836][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6799.463836][T19513]      ___sys_sendmsg+0xee/0x170
[ 6799.463836][T19513]      __sys_sendmsg+0xcd/0x170
[ 6799.463836][T19513]      do_syscall_64+0xc6/0x1e0
[ 6799.463836][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6799.463836][T19513] 
[ 6809.703116][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6809.703587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6809.703587][T19513]      netdev_get_by_index+0x5e/0x80
[ 6809.703587][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6809.703587][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6809.703587][T19513]      ip6_route_add+0x1c/0x140
[ 6809.703587][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6809.703587][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6809.703587][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6809.703587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6809.703587][T19513]      netlink_rcv_skb+0x130/0x360
[ 6809.703587][T19513]      netlink_unicast+0x449/0x710
[ 6809.703587][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6809.703587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6809.703587][T19513]      ___sys_sendmsg+0xee/0x170
[ 6809.703587][T19513]      __sys_sendmsg+0xcd/0x170
[ 6809.703587][T19513]      do_syscall_64+0xc6/0x1e0
[ 6809.703587][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6809.703587][T19513] 
[ 6809.705878][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6809.705878][T19513]      netdev_get_by_index+0x5e/0x80
[ 6809.705878][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6809.705878][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6809.705878][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6809.705878][T19513]      ipv6_add_addr+0x411/0x2000
[ 6809.705878][T19513]      inet6_addr_add+0x30e/0xa40
[ 6809.705878][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6809.705878][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6809.705878][T19513]      netlink_rcv_skb+0x130/0x360
[ 6809.705878][T19513]      netlink_unicast+0x449/0x710
[ 6809.705878][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6809.705878][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6809.705878][T19513]      ___sys_sendmsg+0xee/0x170
[ 6809.705878][T19513]      __sys_sendmsg+0xcd/0x170
[ 6809.705878][T19513]      do_syscall_64+0xc6/0x1e0
[ 6809.705878][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6809.705878][T19513] 
[ 6809.708097][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6809.708097][T19513]      netdev_get_by_index+0x5e/0x80
[ 6809.708097][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6809.708097][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6809.708097][T19513]      ip6_route_add+0x1c/0x140
[ 6809.708097][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6809.708097][T19513]      addrconf_add_dev+0xe2/0x170
[ 6809.708097][T19513]      inet6_addr_add+0x12f/0xa40
[ 6809.708097][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6809.708097][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6809.708097][T19513]      netlink_rcv_skb+0x130/0x360
[ 6809.708097][T19513]      netlink_unicast+0x449/0x710
[ 6809.708097][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6809.708097][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6809.708097][T19513]      ___sys_sendmsg+0xee/0x170
[ 6809.708097][T19513]      __sys_sendmsg+0xcd/0x170
[ 6809.708097][T19513]      do_syscall_64+0xc6/0x1e0
[ 6809.708097][T19513] 
[ 6809.710255][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6809.710255][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6809.710255][T19513]      ipv6_find_idev+0x102/0x170
[ 6809.710255][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6809.710255][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6809.710255][T19513]      netlink_rcv_skb+0x130/0x360
[ 6809.710255][T19513]      netlink_unicast+0x449/0x710
[ 6809.710255][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6809.710255][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6809.710255][T19513]      ___sys_sendmsg+0xee/0x170
[ 6809.710255][T19513]      __sys_sendmsg+0xcd/0x170
[ 6809.710255][T19513]      do_syscall_64+0xc6/0x1e0
[ 6809.710255][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6809.710255][T19513] 
[ 6809.711963][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6809.711963][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6809.711963][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6809.711963][T19513]      ipv6_find_idev+0x102/0x170
[ 6809.711963][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6809.711963][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6809.711963][T19513]      netlink_rcv_skb+0x130/0x360
[ 6809.711963][T19513]      netlink_unicast+0x449/0x710
[ 6809.711963][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6809.711963][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6809.711963][T19513]      ___sys_sendmsg+0xee/0x170
[ 6809.711963][T19513]      __sys_sendmsg+0xcd/0x170
[ 6809.711963][T19513]      do_syscall_64+0xc6/0x1e0
[ 6809.711963][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6809.711963][T19513] 
[ 6819.951117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6819.951600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6819.951600][T19513]      netdev_get_by_index+0x5e/0x80
[ 6819.951600][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6819.951600][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6819.951600][T19513]      ip6_route_add+0x1c/0x140
[ 6819.951600][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6819.951600][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6819.951600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6819.951600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6819.951600][T19513]      netlink_rcv_skb+0x130/0x360
[ 6819.951600][T19513]      netlink_unicast+0x449/0x710
[ 6819.951600][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6819.951600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6819.951600][T19513]      ___sys_sendmsg+0xee/0x170
[ 6819.951600][T19513]      __sys_sendmsg+0xcd/0x170
[ 6819.951600][T19513]      do_syscall_64+0xc6/0x1e0
[ 6819.951600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6819.951600][T19513] 
[ 6819.953842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6819.953842][T19513]      netdev_get_by_index+0x5e/0x80
[ 6819.953842][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6819.953842][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6819.953842][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6819.953842][T19513]      ipv6_add_addr+0x411/0x2000
[ 6819.953842][T19513]      inet6_addr_add+0x30e/0xa40
[ 6819.953842][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6819.953842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6819.953842][T19513]      netlink_rcv_skb+0x130/0x360
[ 6819.953842][T19513]      netlink_unicast+0x449/0x710
[ 6819.953842][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6819.953842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6819.953842][T19513]      ___sys_sendmsg+0xee/0x170
[ 6819.953842][T19513]      __sys_sendmsg+0xcd/0x170
[ 6819.953842][T19513]      do_syscall_64+0xc6/0x1e0
[ 6819.953842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6819.953842][T19513] 
[ 6819.956053][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6819.956053][T19513]      netdev_get_by_index+0x5e/0x80
[ 6819.956053][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6819.956053][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6819.956053][T19513]      ip6_route_add+0x1c/0x140
[ 6819.956053][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6819.956053][T19513]      addrconf_add_dev+0xe2/0x170
[ 6819.956053][T19513]      inet6_addr_add+0x12f/0xa40
[ 6819.956053][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6819.956053][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6819.956053][T19513]      netlink_rcv_skb+0x130/0x360
[ 6819.956053][T19513]      netlink_unicast+0x449/0x710
[ 6819.956053][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6819.956053][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6819.956053][T19513]      ___sys_sendmsg+0xee/0x170
[ 6819.956053][T19513]      __sys_sendmsg+0xcd/0x170
[ 6819.956053][T19513]      do_syscall_64+0xc6/0x1e0
[ 6819.956053][T19513] 
[ 6819.958210][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6819.958210][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6819.958210][T19513]      ipv6_find_idev+0x102/0x170
[ 6819.958210][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6819.958210][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6819.958210][T19513]      netlink_rcv_skb+0x130/0x360
[ 6819.958210][T19513]      netlink_unicast+0x449/0x710
[ 6819.958210][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6819.958210][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6819.958210][T19513]      ___sys_sendmsg+0xee/0x170
[ 6819.958210][T19513]      __sys_sendmsg+0xcd/0x170
[ 6819.958210][T19513]      do_syscall_64+0xc6/0x1e0
[ 6819.958210][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6819.958210][T19513] 
[ 6819.959911][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6819.959911][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6819.959911][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6819.959911][T19513]      ipv6_find_idev+0x102/0x170
[ 6819.959911][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6819.959911][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6819.959911][T19513]      netlink_rcv_skb+0x130/0x360
[ 6819.959911][T19513]      netlink_unicast+0x449/0x710
[ 6819.959911][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6819.959911][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6819.959911][T19513]      ___sys_sendmsg+0xee/0x170
[ 6819.959911][T19513]      __sys_sendmsg+0xcd/0x170
[ 6819.959911][T19513]      do_syscall_64+0xc6/0x1e0
[ 6819.959911][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6819.959911][T19513] 
[ 6830.199143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6830.199620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6830.199620][T19513]      netdev_get_by_index+0x5e/0x80
[ 6830.199620][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6830.199620][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6830.199620][T19513]      ip6_route_add+0x1c/0x140
[ 6830.199620][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6830.199620][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6830.199620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6830.199620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6830.199620][T19513]      netlink_rcv_skb+0x130/0x360
[ 6830.199620][T19513]      netlink_unicast+0x449/0x710
[ 6830.199620][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6830.199620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6830.199620][T19513]      ___sys_sendmsg+0xee/0x170
[ 6830.199620][T19513]      __sys_sendmsg+0xcd/0x170
[ 6830.199620][T19513]      do_syscall_64+0xc6/0x1e0
[ 6830.199620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6830.199620][T19513] 
[ 6830.201849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6830.201849][T19513]      netdev_get_by_index+0x5e/0x80
[ 6830.201849][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6830.201849][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6830.201849][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6830.201849][T19513]      ipv6_add_addr+0x411/0x2000
[ 6830.201849][T19513]      inet6_addr_add+0x30e/0xa40
[ 6830.201849][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6830.201849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6830.201849][T19513]      netlink_rcv_skb+0x130/0x360
[ 6830.201849][T19513]      netlink_unicast+0x449/0x710
[ 6830.201849][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6830.201849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6830.201849][T19513]      ___sys_sendmsg+0xee/0x170
[ 6830.201849][T19513]      __sys_sendmsg+0xcd/0x170
[ 6830.201849][T19513]      do_syscall_64+0xc6/0x1e0
[ 6830.201849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6830.201849][T19513] 
[ 6830.204072][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6830.204072][T19513]      netdev_get_by_index+0x5e/0x80
[ 6830.204072][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6830.204072][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6830.204072][T19513]      ip6_route_add+0x1c/0x140
[ 6830.204072][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6830.204072][T19513]      addrconf_add_dev+0xe2/0x170
[ 6830.204072][T19513]      inet6_addr_add+0x12f/0xa40
[ 6830.204072][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6830.204072][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6830.204072][T19513]      netlink_rcv_skb+0x130/0x360
[ 6830.204072][T19513]      netlink_unicast+0x449/0x710
[ 6830.204072][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6830.204072][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6830.204072][T19513]      ___sys_sendmsg+0xee/0x170
[ 6830.204072][T19513]      __sys_sendmsg+0xcd/0x170
[ 6830.204072][T19513]      do_syscall_64+0xc6/0x1e0
[ 6830.204072][T19513] 
[ 6830.206265][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6830.206265][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6830.206265][T19513]      ipv6_find_idev+0x102/0x170
[ 6830.206265][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6830.206265][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6830.206265][T19513]      netlink_rcv_skb+0x130/0x360
[ 6830.206265][T19513]      netlink_unicast+0x449/0x710
[ 6830.206265][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6830.206265][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6830.206265][T19513]      ___sys_sendmsg+0xee/0x170
[ 6830.206265][T19513]      __sys_sendmsg+0xcd/0x170
[ 6830.206265][T19513]      do_syscall_64+0xc6/0x1e0
[ 6830.206265][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6830.206265][T19513] 
[ 6830.207964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6830.207964][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6830.207964][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6830.207964][T19513]      ipv6_find_idev+0x102/0x170
[ 6830.207964][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6830.207964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6830.207964][T19513]      netlink_rcv_skb+0x130/0x360
[ 6830.207964][T19513]      netlink_unicast+0x449/0x710
[ 6830.207964][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6830.207964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6830.207964][T19513]      ___sys_sendmsg+0xee/0x170
[ 6830.207964][T19513]      __sys_sendmsg+0xcd/0x170
[ 6830.207964][T19513]      do_syscall_64+0xc6/0x1e0
[ 6830.207964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6830.207964][T19513] 
[ 6840.447135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6840.447599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6840.447599][T19513]      netdev_get_by_index+0x5e/0x80
[ 6840.447599][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6840.447599][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6840.447599][T19513]      ip6_route_add+0x1c/0x140
[ 6840.447599][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6840.447599][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6840.447599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6840.447599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6840.447599][T19513]      netlink_rcv_skb+0x130/0x360
[ 6840.447599][T19513]      netlink_unicast+0x449/0x710
[ 6840.447599][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6840.447599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6840.447599][T19513]      ___sys_sendmsg+0xee/0x170
[ 6840.447599][T19513]      __sys_sendmsg+0xcd/0x170
[ 6840.447599][T19513]      do_syscall_64+0xc6/0x1e0
[ 6840.447599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6840.447599][T19513] 
[ 6840.449866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6840.449866][T19513]      netdev_get_by_index+0x5e/0x80
[ 6840.449866][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6840.449866][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6840.449866][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6840.449866][T19513]      ipv6_add_addr+0x411/0x2000
[ 6840.449866][T19513]      inet6_addr_add+0x30e/0xa40
[ 6840.449866][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6840.449866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6840.449866][T19513]      netlink_rcv_skb+0x130/0x360
[ 6840.449866][T19513]      netlink_unicast+0x449/0x710
[ 6840.449866][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6840.449866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6840.449866][T19513]      ___sys_sendmsg+0xee/0x170
[ 6840.449866][T19513]      __sys_sendmsg+0xcd/0x170
[ 6840.449866][T19513]      do_syscall_64+0xc6/0x1e0
[ 6840.449866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6840.449866][T19513] 
[ 6840.452080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6840.452080][T19513]      netdev_get_by_index+0x5e/0x80
[ 6840.452080][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6840.452080][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6840.452080][T19513]      ip6_route_add+0x1c/0x140
[ 6840.452080][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6840.452080][T19513]      addrconf_add_dev+0xe2/0x170
[ 6840.452080][T19513]      inet6_addr_add+0x12f/0xa40
[ 6840.452080][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6840.452080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6840.452080][T19513]      netlink_rcv_skb+0x130/0x360
[ 6840.452080][T19513]      netlink_unicast+0x449/0x710
[ 6840.452080][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6840.452080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6840.452080][T19513]      ___sys_sendmsg+0xee/0x170
[ 6840.452080][T19513]      __sys_sendmsg+0xcd/0x170
[ 6840.452080][T19513]      do_syscall_64+0xc6/0x1e0
[ 6840.452080][T19513] 
[ 6840.454241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6840.454241][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6840.454241][T19513]      ipv6_find_idev+0x102/0x170
[ 6840.454241][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6840.454241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6840.454241][T19513]      netlink_rcv_skb+0x130/0x360
[ 6840.454241][T19513]      netlink_unicast+0x449/0x710
[ 6840.454241][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6840.454241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6840.454241][T19513]      ___sys_sendmsg+0xee/0x170
[ 6840.454241][T19513]      __sys_sendmsg+0xcd/0x170
[ 6840.454241][T19513]      do_syscall_64+0xc6/0x1e0
[ 6840.454241][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6840.454241][T19513] 
[ 6840.455944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6840.455944][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6840.455944][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6840.455944][T19513]      ipv6_find_idev+0x102/0x170
[ 6840.455944][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6840.455944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6840.455944][T19513]      netlink_rcv_skb+0x130/0x360
[ 6840.455944][T19513]      netlink_unicast+0x449/0x710
[ 6840.455944][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6840.455944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6840.455944][T19513]      ___sys_sendmsg+0xee/0x170
[ 6840.455944][T19513]      __sys_sendmsg+0xcd/0x170
[ 6840.455944][T19513]      do_syscall_64+0xc6/0x1e0
[ 6840.455944][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6840.455944][T19513] 
[ 6850.695132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6850.695591][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6850.695591][T19513]      netdev_get_by_index+0x5e/0x80
[ 6850.695591][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6850.695591][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6850.695591][T19513]      ip6_route_add+0x1c/0x140
[ 6850.695591][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6850.695591][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6850.695591][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6850.695591][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6850.695591][T19513]      netlink_rcv_skb+0x130/0x360
[ 6850.695591][T19513]      netlink_unicast+0x449/0x710
[ 6850.695591][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6850.695591][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6850.695591][T19513]      ___sys_sendmsg+0xee/0x170
[ 6850.695591][T19513]      __sys_sendmsg+0xcd/0x170
[ 6850.695591][T19513]      do_syscall_64+0xc6/0x1e0
[ 6850.695591][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6850.695591][T19513] 
[ 6850.697849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6850.697849][T19513]      netdev_get_by_index+0x5e/0x80
[ 6850.697849][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6850.697849][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6850.697849][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6850.697849][T19513]      ipv6_add_addr+0x411/0x2000
[ 6850.697849][T19513]      inet6_addr_add+0x30e/0xa40
[ 6850.697849][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6850.697849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6850.697849][T19513]      netlink_rcv_skb+0x130/0x360
[ 6850.697849][T19513]      netlink_unicast+0x449/0x710
[ 6850.697849][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6850.697849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6850.697849][T19513]      ___sys_sendmsg+0xee/0x170
[ 6850.697849][T19513]      __sys_sendmsg+0xcd/0x170
[ 6850.697849][T19513]      do_syscall_64+0xc6/0x1e0
[ 6850.697849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6850.697849][T19513] 
[ 6850.700060][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6850.700060][T19513]      netdev_get_by_index+0x5e/0x80
[ 6850.700060][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6850.700060][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6850.700060][T19513]      ip6_route_add+0x1c/0x140
[ 6850.700060][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6850.700060][T19513]      addrconf_add_dev+0xe2/0x170
[ 6850.700060][T19513]      inet6_addr_add+0x12f/0xa40
[ 6850.700060][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6850.700060][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6850.700060][T19513]      netlink_rcv_skb+0x130/0x360
[ 6850.700060][T19513]      netlink_unicast+0x449/0x710
[ 6850.700060][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6850.700060][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6850.700060][T19513]      ___sys_sendmsg+0xee/0x170
[ 6850.700060][T19513]      __sys_sendmsg+0xcd/0x170
[ 6850.700060][T19513]      do_syscall_64+0xc6/0x1e0
[ 6850.700060][T19513] 
[ 6850.702228][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6850.702228][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6850.702228][T19513]      ipv6_find_idev+0x102/0x170
[ 6850.702228][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6850.702228][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6850.702228][T19513]      netlink_rcv_skb+0x130/0x360
[ 6850.702228][T19513]      netlink_unicast+0x449/0x710
[ 6850.702228][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6850.702228][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6850.702228][T19513]      ___sys_sendmsg+0xee/0x170
[ 6850.702228][T19513]      __sys_sendmsg+0xcd/0x170
[ 6850.702228][T19513]      do_syscall_64+0xc6/0x1e0
[ 6850.702228][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6850.702228][T19513] 
[ 6850.703952][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6850.703952][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6850.703952][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6850.703952][T19513]      ipv6_find_idev+0x102/0x170
[ 6850.703952][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6850.703952][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6850.703952][T19513]      netlink_rcv_skb+0x130/0x360
[ 6850.703952][T19513]      netlink_unicast+0x449/0x710
[ 6850.703952][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6850.703952][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6850.703952][T19513]      ___sys_sendmsg+0xee/0x170
[ 6850.703952][T19513]      __sys_sendmsg+0xcd/0x170
[ 6850.703952][T19513]      do_syscall_64+0xc6/0x1e0
[ 6850.703952][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6850.703952][T19513] 
[ 6860.943124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6860.943578][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6860.943578][T19513]      netdev_get_by_index+0x5e/0x80
[ 6860.943578][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6860.943578][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6860.943578][T19513]      ip6_route_add+0x1c/0x140
[ 6860.943578][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6860.943578][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6860.943578][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6860.943578][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6860.943578][T19513]      netlink_rcv_skb+0x130/0x360
[ 6860.943578][T19513]      netlink_unicast+0x449/0x710
[ 6860.943578][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6860.943578][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6860.943578][T19513]      ___sys_sendmsg+0xee/0x170
[ 6860.943578][T19513]      __sys_sendmsg+0xcd/0x170
[ 6860.943578][T19513]      do_syscall_64+0xc6/0x1e0
[ 6860.943578][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6860.943578][T19513] 
[ 6860.945840][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6860.945840][T19513]      netdev_get_by_index+0x5e/0x80
[ 6860.945840][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6860.945840][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6860.945840][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6860.945840][T19513]      ipv6_add_addr+0x411/0x2000
[ 6860.945840][T19513]      inet6_addr_add+0x30e/0xa40
[ 6860.945840][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6860.945840][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6860.945840][T19513]      netlink_rcv_skb+0x130/0x360
[ 6860.945840][T19513]      netlink_unicast+0x449/0x710
[ 6860.945840][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6860.945840][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6860.945840][T19513]      ___sys_sendmsg+0xee/0x170
[ 6860.945840][T19513]      __sys_sendmsg+0xcd/0x170
[ 6860.945840][T19513]      do_syscall_64+0xc6/0x1e0
[ 6860.945840][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6860.945840][T19513] 
[ 6860.948068][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6860.948068][T19513]      netdev_get_by_index+0x5e/0x80
[ 6860.948068][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6860.948068][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6860.948068][T19513]      ip6_route_add+0x1c/0x140
[ 6860.948068][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6860.948068][T19513]      addrconf_add_dev+0xe2/0x170
[ 6860.948068][T19513]      inet6_addr_add+0x12f/0xa40
[ 6860.948068][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6860.948068][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6860.948068][T19513]      netlink_rcv_skb+0x130/0x360
[ 6860.948068][T19513]      netlink_unicast+0x449/0x710
[ 6860.948068][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6860.948068][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6860.948068][T19513]      ___sys_sendmsg+0xee/0x170
[ 6860.948068][T19513]      __sys_sendmsg+0xcd/0x170
[ 6860.948068][T19513]      do_syscall_64+0xc6/0x1e0
[ 6860.948068][T19513] 
[ 6860.950245][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6860.950245][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6860.950245][T19513]      ipv6_find_idev+0x102/0x170
[ 6860.950245][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6860.950245][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6860.950245][T19513]      netlink_rcv_skb+0x130/0x360
[ 6860.950245][T19513]      netlink_unicast+0x449/0x710
[ 6860.950245][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6860.950245][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6860.950245][T19513]      ___sys_sendmsg+0xee/0x170
[ 6860.950245][T19513]      __sys_sendmsg+0xcd/0x170
[ 6860.950245][T19513]      do_syscall_64+0xc6/0x1e0
[ 6860.950245][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6860.950245][T19513] 
[ 6860.951950][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6860.951950][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6860.951950][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6860.951950][T19513]      ipv6_find_idev+0x102/0x170
[ 6860.951950][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6860.951950][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6860.951950][T19513]      netlink_rcv_skb+0x130/0x360
[ 6860.951950][T19513]      netlink_unicast+0x449/0x710
[ 6860.951950][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6860.951950][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6860.951950][T19513]      ___sys_sendmsg+0xee/0x170
[ 6860.951950][T19513]      __sys_sendmsg+0xcd/0x170
[ 6860.951950][T19513]      do_syscall_64+0xc6/0x1e0
[ 6860.951950][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6860.951950][T19513] 
[ 6870.999116][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6870.999619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6870.999619][T19513]      netdev_get_by_index+0x5e/0x80
[ 6870.999619][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6870.999619][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6870.999619][T19513]      ip6_route_add+0x1c/0x140
[ 6870.999619][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6870.999619][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6870.999619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6870.999619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6870.999619][T19513]      netlink_rcv_skb+0x130/0x360
[ 6870.999619][T19513]      netlink_unicast+0x449/0x710
[ 6870.999619][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6870.999619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6870.999619][T19513]      ___sys_sendmsg+0xee/0x170
[ 6870.999619][T19513]      __sys_sendmsg+0xcd/0x170
[ 6870.999619][T19513]      do_syscall_64+0xc6/0x1e0
[ 6870.999619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6870.999619][T19513] 
[ 6871.001826][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6871.001826][T19513]      netdev_get_by_index+0x5e/0x80
[ 6871.001826][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6871.001826][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6871.001826][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6871.001826][T19513]      ipv6_add_addr+0x411/0x2000
[ 6871.001826][T19513]      inet6_addr_add+0x30e/0xa40
[ 6871.001826][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6871.001826][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6871.001826][T19513]      netlink_rcv_skb+0x130/0x360
[ 6871.001826][T19513]      netlink_unicast+0x449/0x710
[ 6871.001826][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6871.001826][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6871.001826][T19513]      ___sys_sendmsg+0xee/0x170
[ 6871.001826][T19513]      __sys_sendmsg+0xcd/0x170
[ 6871.001826][T19513]      do_syscall_64+0xc6/0x1e0
[ 6871.001826][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6871.001826][T19513] 
[ 6871.004037][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6871.004037][T19513]      netdev_get_by_index+0x5e/0x80
[ 6871.004037][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6871.004037][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6871.004037][T19513]      ip6_route_add+0x1c/0x140
[ 6871.004037][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6871.004037][T19513]      addrconf_add_dev+0xe2/0x170
[ 6871.004037][T19513]      inet6_addr_add+0x12f/0xa40
[ 6871.004037][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6871.004037][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6871.004037][T19513]      netlink_rcv_skb+0x130/0x360
[ 6871.004037][T19513]      netlink_unicast+0x449/0x710
[ 6871.004037][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6871.004037][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6871.004037][T19513]      ___sys_sendmsg+0xee/0x170
[ 6871.004037][T19513]      __sys_sendmsg+0xcd/0x170
[ 6871.004037][T19513]      do_syscall_64+0xc6/0x1e0
[ 6871.004037][T19513] 
[ 6871.006218][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6871.006218][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6871.006218][T19513]      ipv6_find_idev+0x102/0x170
[ 6871.006218][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6871.006218][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6871.006218][T19513]      netlink_rcv_skb+0x130/0x360
[ 6871.006218][T19513]      netlink_unicast+0x449/0x710
[ 6871.006218][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6871.006218][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6871.006218][T19513]      ___sys_sendmsg+0xee/0x170
[ 6871.006218][T19513]      __sys_sendmsg+0xcd/0x170
[ 6871.006218][T19513]      do_syscall_64+0xc6/0x1e0
[ 6871.006218][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6871.006218][T19513] 
[ 6871.007935][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6871.007935][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6871.007935][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6871.007935][T19513]      ipv6_find_idev+0x102/0x170
[ 6871.007935][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6871.007935][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6871.007935][T19513]      netlink_rcv_skb+0x130/0x360
[ 6871.007935][T19513]      netlink_unicast+0x449/0x710
[ 6871.007935][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6871.007935][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6871.007935][T19513]      ___sys_sendmsg+0xee/0x170
[ 6871.007935][T19513]      __sys_sendmsg+0xcd/0x170
[ 6871.007935][T19513]      do_syscall_64+0xc6/0x1e0
[ 6871.007935][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6871.007935][T19513] 
[ 6881.247133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6881.247611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6881.247611][T19513]      netdev_get_by_index+0x5e/0x80
[ 6881.247611][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6881.247611][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6881.247611][T19513]      ip6_route_add+0x1c/0x140
[ 6881.247611][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6881.247611][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6881.247611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6881.247611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6881.247611][T19513]      netlink_rcv_skb+0x130/0x360
[ 6881.247611][T19513]      netlink_unicast+0x449/0x710
[ 6881.247611][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6881.247611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6881.247611][T19513]      ___sys_sendmsg+0xee/0x170
[ 6881.247611][T19513]      __sys_sendmsg+0xcd/0x170
[ 6881.247611][T19513]      do_syscall_64+0xc6/0x1e0
[ 6881.247611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6881.247611][T19513] 
[ 6881.249871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6881.249871][T19513]      netdev_get_by_index+0x5e/0x80
[ 6881.249871][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6881.249871][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6881.249871][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6881.249871][T19513]      ipv6_add_addr+0x411/0x2000
[ 6881.249871][T19513]      inet6_addr_add+0x30e/0xa40
[ 6881.249871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6881.249871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6881.249871][T19513]      netlink_rcv_skb+0x130/0x360
[ 6881.249871][T19513]      netlink_unicast+0x449/0x710
[ 6881.249871][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6881.249871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6881.249871][T19513]      ___sys_sendmsg+0xee/0x170
[ 6881.249871][T19513]      __sys_sendmsg+0xcd/0x170
[ 6881.249871][T19513]      do_syscall_64+0xc6/0x1e0
[ 6881.249871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6881.249871][T19513] 
[ 6881.252090][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6881.252090][T19513]      netdev_get_by_index+0x5e/0x80
[ 6881.252090][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6881.252090][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6881.252090][T19513]      ip6_route_add+0x1c/0x140
[ 6881.252090][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6881.252090][T19513]      addrconf_add_dev+0xe2/0x170
[ 6881.252090][T19513]      inet6_addr_add+0x12f/0xa40
[ 6881.252090][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6881.252090][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6881.252090][T19513]      netlink_rcv_skb+0x130/0x360
[ 6881.252090][T19513]      netlink_unicast+0x449/0x710
[ 6881.252090][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6881.252090][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6881.252090][T19513]      ___sys_sendmsg+0xee/0x170
[ 6881.252090][T19513]      __sys_sendmsg+0xcd/0x170
[ 6881.252090][T19513]      do_syscall_64+0xc6/0x1e0
[ 6881.252090][T19513] 
[ 6881.254263][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6881.254263][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6881.254263][T19513]      ipv6_find_idev+0x102/0x170
[ 6881.254263][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6881.254263][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6881.254263][T19513]      netlink_rcv_skb+0x130/0x360
[ 6881.254263][T19513]      netlink_unicast+0x449/0x710
[ 6881.254263][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6881.254263][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6881.254263][T19513]      ___sys_sendmsg+0xee/0x170
[ 6881.254263][T19513]      __sys_sendmsg+0xcd/0x170
[ 6881.254263][T19513]      do_syscall_64+0xc6/0x1e0
[ 6881.254263][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6881.254263][T19513] 
[ 6881.255983][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6881.255983][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6881.255983][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6881.255983][T19513]      ipv6_find_idev+0x102/0x170
[ 6881.255983][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6881.255983][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6881.255983][T19513]      netlink_rcv_skb+0x130/0x360
[ 6881.255983][T19513]      netlink_unicast+0x449/0x710
[ 6881.255983][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6881.255983][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6881.255983][T19513]      ___sys_sendmsg+0xee/0x170
[ 6881.255983][T19513]      __sys_sendmsg+0xcd/0x170
[ 6881.255983][T19513]      do_syscall_64+0xc6/0x1e0
[ 6881.255983][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6881.255983][T19513] 
[ 6891.423144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6891.423608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6891.423608][T19513]      netdev_get_by_index+0x5e/0x80
[ 6891.423608][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6891.423608][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6891.423608][T19513]      ip6_route_add+0x1c/0x140
[ 6891.423608][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6891.423608][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6891.423608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6891.423608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6891.423608][T19513]      netlink_rcv_skb+0x130/0x360
[ 6891.423608][T19513]      netlink_unicast+0x449/0x710
[ 6891.423608][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6891.423608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6891.423608][T19513]      ___sys_sendmsg+0xee/0x170
[ 6891.423608][T19513]      __sys_sendmsg+0xcd/0x170
[ 6891.423608][T19513]      do_syscall_64+0xc6/0x1e0
[ 6891.423608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6891.423608][T19513] 
[ 6891.425978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6891.425978][T19513]      netdev_get_by_index+0x5e/0x80
[ 6891.425978][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6891.425978][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6891.425978][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6891.425978][T19513]      ipv6_add_addr+0x411/0x2000
[ 6891.425978][T19513]      inet6_addr_add+0x30e/0xa40
[ 6891.425978][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6891.425978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6891.425978][T19513]      netlink_rcv_skb+0x130/0x360
[ 6891.425978][T19513]      netlink_unicast+0x449/0x710
[ 6891.425978][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6891.425978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6891.425978][T19513]      ___sys_sendmsg+0xee/0x170
[ 6891.425978][T19513]      __sys_sendmsg+0xcd/0x170
[ 6891.425978][T19513]      do_syscall_64+0xc6/0x1e0
[ 6891.425978][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6891.425978][T19513] 
[ 6891.428192][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6891.428192][T19513]      netdev_get_by_index+0x5e/0x80
[ 6891.428192][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6891.428192][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6891.428192][T19513]      ip6_route_add+0x1c/0x140
[ 6891.428192][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6891.428192][T19513]      addrconf_add_dev+0xe2/0x170
[ 6891.428192][T19513]      inet6_addr_add+0x12f/0xa40
[ 6891.428192][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6891.428192][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6891.428192][T19513]      netlink_rcv_skb+0x130/0x360
[ 6891.428192][T19513]      netlink_unicast+0x449/0x710
[ 6891.428192][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6891.428192][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6891.428192][T19513]      ___sys_sendmsg+0xee/0x170
[ 6891.428192][T19513]      __sys_sendmsg+0xcd/0x170
[ 6891.428192][T19513]      do_syscall_64+0xc6/0x1e0
[ 6891.428192][T19513] 
[ 6891.430361][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6891.430361][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6891.430361][T19513]      ipv6_find_idev+0x102/0x170
[ 6891.430361][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6891.430361][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6891.430361][T19513]      netlink_rcv_skb+0x130/0x360
[ 6891.430361][T19513]      netlink_unicast+0x449/0x710
[ 6891.430361][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6891.430361][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6891.430361][T19513]      ___sys_sendmsg+0xee/0x170
[ 6891.430361][T19513]      __sys_sendmsg+0xcd/0x170
[ 6891.430361][T19513]      do_syscall_64+0xc6/0x1e0
[ 6891.430361][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6891.430361][T19513] 
[ 6891.432057][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6891.432057][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6891.432057][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6891.432057][T19513]      ipv6_find_idev+0x102/0x170
[ 6891.432057][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6891.432057][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6891.432057][T19513]      netlink_rcv_skb+0x130/0x360
[ 6891.432057][T19513]      netlink_unicast+0x449/0x710
[ 6891.432057][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6891.432057][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6891.432057][T19513]      ___sys_sendmsg+0xee/0x170
[ 6891.432057][T19513]      __sys_sendmsg+0xcd/0x170
[ 6891.432057][T19513]      do_syscall_64+0xc6/0x1e0
[ 6891.432057][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6891.432057][T19513] 
[ 6901.463059][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6901.463583][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6901.463583][T19513]      netdev_get_by_index+0x5e/0x80
[ 6901.463583][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6901.463583][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6901.463583][T19513]      ip6_route_add+0x1c/0x140
[ 6901.463583][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6901.463583][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6901.463583][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6901.463583][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6901.463583][T19513]      netlink_rcv_skb+0x130/0x360
[ 6901.463583][T19513]      netlink_unicast+0x449/0x710
[ 6901.463583][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6901.463583][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6901.463583][T19513]      ___sys_sendmsg+0xee/0x170
[ 6901.463583][T19513]      __sys_sendmsg+0xcd/0x170
[ 6901.463583][T19513]      do_syscall_64+0xc6/0x1e0
[ 6901.463583][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6901.463583][T19513] 
[ 6901.467245][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6901.467245][T19513]      netdev_get_by_index+0x5e/0x80
[ 6901.467245][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6901.467245][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6901.467245][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6901.467245][T19513]      ipv6_add_addr+0x411/0x2000
[ 6901.467245][T19513]      inet6_addr_add+0x30e/0xa40
[ 6901.467245][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6901.467245][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6901.467245][T19513]      netlink_rcv_skb+0x130/0x360
[ 6901.467245][T19513]      netlink_unicast+0x449/0x710
[ 6901.467245][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6901.467245][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6901.467245][T19513]      ___sys_sendmsg+0xee/0x170
[ 6901.467245][T19513]      __sys_sendmsg+0xcd/0x170
[ 6901.467245][T19513]      do_syscall_64+0xc6/0x1e0
[ 6901.467245][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6901.467245][T19513] 
[ 6901.470825][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6901.470825][T19513]      netdev_get_by_index+0x5e/0x80
[ 6901.470825][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6901.470825][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6901.470825][T19513]      ip6_route_add+0x1c/0x140
[ 6901.470825][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6901.470825][T19513]      addrconf_add_dev+0xe2/0x170
[ 6901.470825][T19513]      inet6_addr_add+0x12f/0xa40
[ 6901.470825][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6901.470825][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6901.470825][T19513]      netlink_rcv_skb+0x130/0x360
[ 6901.470825][T19513]      netlink_unicast+0x449/0x710
[ 6901.470825][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6901.470825][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6901.470825][T19513]      ___sys_sendmsg+0xee/0x170
[ 6901.470825][T19513]      __sys_sendmsg+0xcd/0x170
[ 6901.470825][T19513]      do_syscall_64+0xc6/0x1e0
[ 6901.470825][T19513] 
[ 6901.474399][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6901.474399][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6901.474399][T19513]      ipv6_find_idev+0x102/0x170
[ 6901.474399][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6901.474399][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6901.474399][T19513]      netlink_rcv_skb+0x130/0x360
[ 6901.474399][T19513]      netlink_unicast+0x449/0x710
[ 6901.474399][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6901.474399][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6901.474399][T19513]      ___sys_sendmsg+0xee/0x170
[ 6901.474399][T19513]      __sys_sendmsg+0xcd/0x170
[ 6901.474399][T19513]      do_syscall_64+0xc6/0x1e0
[ 6901.474399][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6901.474399][T19513] 
[ 6901.477298][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6901.477298][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6901.477298][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6901.477298][T19513]      ipv6_find_idev+0x102/0x170
[ 6901.477298][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6901.477298][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6901.477298][T19513]      netlink_rcv_skb+0x130/0x360
[ 6901.477298][T19513]      netlink_unicast+0x449/0x710
[ 6901.477298][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6901.477298][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6901.477298][T19513]      ___sys_sendmsg+0xee/0x170
[ 6901.477298][T19513]      __sys_sendmsg+0xcd/0x170
[ 6901.477298][T19513]      do_syscall_64+0xc6/0x1e0
[ 6901.477298][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6901.477298][T19513] 
[ 6911.519166][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6911.519653][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6911.519653][T19513]      netdev_get_by_index+0x5e/0x80
[ 6911.519653][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6911.519653][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6911.519653][T19513]      ip6_route_add+0x1c/0x140
[ 6911.519653][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6911.519653][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6911.519653][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6911.519653][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6911.519653][T19513]      netlink_rcv_skb+0x130/0x360
[ 6911.519653][T19513]      netlink_unicast+0x449/0x710
[ 6911.519653][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6911.519653][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6911.519653][T19513]      ___sys_sendmsg+0xee/0x170
[ 6911.519653][T19513]      __sys_sendmsg+0xcd/0x170
[ 6911.519653][T19513]      do_syscall_64+0xc6/0x1e0
[ 6911.519653][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6911.519653][T19513] 
[ 6911.522039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6911.522039][T19513]      netdev_get_by_index+0x5e/0x80
[ 6911.522039][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6911.522039][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6911.522039][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6911.522039][T19513]      ipv6_add_addr+0x411/0x2000
[ 6911.522039][T19513]      inet6_addr_add+0x30e/0xa40
[ 6911.522039][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6911.522039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6911.522039][T19513]      netlink_rcv_skb+0x130/0x360
[ 6911.522039][T19513]      netlink_unicast+0x449/0x710
[ 6911.522039][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6911.522039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6911.522039][T19513]      ___sys_sendmsg+0xee/0x170
[ 6911.522039][T19513]      __sys_sendmsg+0xcd/0x170
[ 6911.522039][T19513]      do_syscall_64+0xc6/0x1e0
[ 6911.522039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6911.522039][T19513] 
[ 6911.524283][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6911.524283][T19513]      netdev_get_by_index+0x5e/0x80
[ 6911.524283][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6911.524283][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6911.524283][T19513]      ip6_route_add+0x1c/0x140
[ 6911.524283][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6911.524283][T19513]      addrconf_add_dev+0xe2/0x170
[ 6911.524283][T19513]      inet6_addr_add+0x12f/0xa40
[ 6911.524283][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6911.524283][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6911.524283][T19513]      netlink_rcv_skb+0x130/0x360
[ 6911.524283][T19513]      netlink_unicast+0x449/0x710
[ 6911.524283][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6911.524283][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6911.524283][T19513]      ___sys_sendmsg+0xee/0x170
[ 6911.524283][T19513]      __sys_sendmsg+0xcd/0x170
[ 6911.524283][T19513]      do_syscall_64+0xc6/0x1e0
[ 6911.524283][T19513] 
[ 6911.526481][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6911.526481][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6911.526481][T19513]      ipv6_find_idev+0x102/0x170
[ 6911.526481][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6911.526481][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6911.526481][T19513]      netlink_rcv_skb+0x130/0x360
[ 6911.526481][T19513]      netlink_unicast+0x449/0x710
[ 6911.526481][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6911.526481][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6911.526481][T19513]      ___sys_sendmsg+0xee/0x170
[ 6911.526481][T19513]      __sys_sendmsg+0xcd/0x170
[ 6911.526481][T19513]      do_syscall_64+0xc6/0x1e0
[ 6911.526481][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6911.526481][T19513] 
[ 6911.528209][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6911.528209][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6911.528209][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6911.528209][T19513]      ipv6_find_idev+0x102/0x170
[ 6911.528209][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6911.528209][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6911.528209][T19513]      netlink_rcv_skb+0x130/0x360
[ 6911.528209][T19513]      netlink_unicast+0x449/0x710
[ 6911.528209][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6911.528209][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6911.528209][T19513]      ___sys_sendmsg+0xee/0x170
[ 6911.528209][T19513]      __sys_sendmsg+0xcd/0x170
[ 6911.528209][T19513]      do_syscall_64+0xc6/0x1e0
[ 6911.528209][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6911.528209][T19513] 
[ 6921.767133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6921.767592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6921.767592][T19513]      netdev_get_by_index+0x5e/0x80
[ 6921.767592][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6921.767592][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6921.767592][T19513]      ip6_route_add+0x1c/0x140
[ 6921.767592][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6921.767592][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6921.767592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6921.767592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6921.767592][T19513]      netlink_rcv_skb+0x130/0x360
[ 6921.767592][T19513]      netlink_unicast+0x449/0x710
[ 6921.767592][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6921.767592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6921.767592][T19513]      ___sys_sendmsg+0xee/0x170
[ 6921.767592][T19513]      __sys_sendmsg+0xcd/0x170
[ 6921.767592][T19513]      do_syscall_64+0xc6/0x1e0
[ 6921.767592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6921.767592][T19513] 
[ 6921.769845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6921.769845][T19513]      netdev_get_by_index+0x5e/0x80
[ 6921.769845][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6921.769845][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6921.769845][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6921.769845][T19513]      ipv6_add_addr+0x411/0x2000
[ 6921.769845][T19513]      inet6_addr_add+0x30e/0xa40
[ 6921.769845][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6921.769845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6921.769845][T19513]      netlink_rcv_skb+0x130/0x360
[ 6921.769845][T19513]      netlink_unicast+0x449/0x710
[ 6921.769845][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6921.769845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6921.769845][T19513]      ___sys_sendmsg+0xee/0x170
[ 6921.769845][T19513]      __sys_sendmsg+0xcd/0x170
[ 6921.769845][T19513]      do_syscall_64+0xc6/0x1e0
[ 6921.769845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6921.769845][T19513] 
[ 6921.772071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6921.772071][T19513]      netdev_get_by_index+0x5e/0x80
[ 6921.772071][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6921.772071][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6921.772071][T19513]      ip6_route_add+0x1c/0x140
[ 6921.772071][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6921.772071][T19513]      addrconf_add_dev+0xe2/0x170
[ 6921.772071][T19513]      inet6_addr_add+0x12f/0xa40
[ 6921.772071][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6921.772071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6921.772071][T19513]      netlink_rcv_skb+0x130/0x360
[ 6921.772071][T19513]      netlink_unicast+0x449/0x710
[ 6921.772071][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6921.772071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6921.772071][T19513]      ___sys_sendmsg+0xee/0x170
[ 6921.772071][T19513]      __sys_sendmsg+0xcd/0x170
[ 6921.772071][T19513]      do_syscall_64+0xc6/0x1e0
[ 6921.772071][T19513] 
[ 6921.774248][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6921.774248][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6921.774248][T19513]      ipv6_find_idev+0x102/0x170
[ 6921.774248][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6921.774248][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6921.774248][T19513]      netlink_rcv_skb+0x130/0x360
[ 6921.774248][T19513]      netlink_unicast+0x449/0x710
[ 6921.774248][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6921.774248][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6921.774248][T19513]      ___sys_sendmsg+0xee/0x170
[ 6921.774248][T19513]      __sys_sendmsg+0xcd/0x170
[ 6921.774248][T19513]      do_syscall_64+0xc6/0x1e0
[ 6921.774248][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6921.774248][T19513] 
[ 6921.775959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6921.775959][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6921.775959][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6921.775959][T19513]      ipv6_find_idev+0x102/0x170
[ 6921.775959][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6921.775959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6921.775959][T19513]      netlink_rcv_skb+0x130/0x360
[ 6921.775959][T19513]      netlink_unicast+0x449/0x710
[ 6921.775959][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6921.775959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6921.775959][T19513]      ___sys_sendmsg+0xee/0x170
[ 6921.775959][T19513]      __sys_sendmsg+0xcd/0x170
[ 6921.775959][T19513]      do_syscall_64+0xc6/0x1e0
[ 6921.775959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6921.775959][T19513] 
[ 6931.791130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6931.791622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6931.791622][T19513]      netdev_get_by_index+0x5e/0x80
[ 6931.791622][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6931.791622][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6931.791622][T19513]      ip6_route_add+0x1c/0x140
[ 6931.791622][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6931.791622][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6931.791622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6931.791622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6931.791622][T19513]      netlink_rcv_skb+0x130/0x360
[ 6931.791622][T19513]      netlink_unicast+0x449/0x710
[ 6931.791622][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6931.791622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6931.791622][T19513]      ___sys_sendmsg+0xee/0x170
[ 6931.791622][T19513]      __sys_sendmsg+0xcd/0x170
[ 6931.791622][T19513]      do_syscall_64+0xc6/0x1e0
[ 6931.791622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6931.791622][T19513] 
[ 6931.793889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6931.793889][T19513]      netdev_get_by_index+0x5e/0x80
[ 6931.793889][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6931.793889][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6931.793889][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6931.793889][T19513]      ipv6_add_addr+0x411/0x2000
[ 6931.793889][T19513]      inet6_addr_add+0x30e/0xa40
[ 6931.793889][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6931.793889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6931.793889][T19513]      netlink_rcv_skb+0x130/0x360
[ 6931.793889][T19513]      netlink_unicast+0x449/0x710
[ 6931.793889][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6931.793889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6931.793889][T19513]      ___sys_sendmsg+0xee/0x170
[ 6931.793889][T19513]      __sys_sendmsg+0xcd/0x170
[ 6931.793889][T19513]      do_syscall_64+0xc6/0x1e0
[ 6931.793889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6931.793889][T19513] 
[ 6931.796131][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6931.796131][T19513]      netdev_get_by_index+0x5e/0x80
[ 6931.796131][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6931.796131][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6931.796131][T19513]      ip6_route_add+0x1c/0x140
[ 6931.796131][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6931.796131][T19513]      addrconf_add_dev+0xe2/0x170
[ 6931.796131][T19513]      inet6_addr_add+0x12f/0xa40
[ 6931.796131][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6931.796131][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6931.796131][T19513]      netlink_rcv_skb+0x130/0x360
[ 6931.796131][T19513]      netlink_unicast+0x449/0x710
[ 6931.796131][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6931.796131][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6931.796131][T19513]      ___sys_sendmsg+0xee/0x170
[ 6931.796131][T19513]      __sys_sendmsg+0xcd/0x170
[ 6931.796131][T19513]      do_syscall_64+0xc6/0x1e0
[ 6931.796131][T19513] 
[ 6931.798267][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6931.798267][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6931.798267][T19513]      ipv6_find_idev+0x102/0x170
[ 6931.798267][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6931.798267][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6931.798267][T19513]      netlink_rcv_skb+0x130/0x360
[ 6931.798267][T19513]      netlink_unicast+0x449/0x710
[ 6931.798267][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6931.798267][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6931.798267][T19513]      ___sys_sendmsg+0xee/0x170
[ 6931.798267][T19513]      __sys_sendmsg+0xcd/0x170
[ 6931.798267][T19513]      do_syscall_64+0xc6/0x1e0
[ 6931.798267][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6931.798267][T19513] 
[ 6931.799935][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6931.799935][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6931.799935][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6931.799935][T19513]      ipv6_find_idev+0x102/0x170
[ 6931.799935][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6931.799935][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6931.799935][T19513]      netlink_rcv_skb+0x130/0x360
[ 6931.799935][T19513]      netlink_unicast+0x449/0x710
[ 6931.799935][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6931.799935][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6931.799935][T19513]      ___sys_sendmsg+0xee/0x170
[ 6931.799935][T19513]      __sys_sendmsg+0xcd/0x170
[ 6931.799935][T19513]      do_syscall_64+0xc6/0x1e0
[ 6931.799935][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6931.799935][T19513] 
[ 6942.039133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6942.039648][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6942.039648][T19513]      netdev_get_by_index+0x5e/0x80
[ 6942.039648][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6942.039648][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6942.039648][T19513]      ip6_route_add+0x1c/0x140
[ 6942.039648][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6942.039648][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6942.039648][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6942.039648][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6942.039648][T19513]      netlink_rcv_skb+0x130/0x360
[ 6942.039648][T19513]      netlink_unicast+0x449/0x710
[ 6942.039648][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6942.039648][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6942.039648][T19513]      ___sys_sendmsg+0xee/0x170
[ 6942.039648][T19513]      __sys_sendmsg+0xcd/0x170
[ 6942.039648][T19513]      do_syscall_64+0xc6/0x1e0
[ 6942.039648][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6942.039648][T19513] 
[ 6942.042047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6942.042047][T19513]      netdev_get_by_index+0x5e/0x80
[ 6942.042047][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6942.042047][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6942.042047][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6942.042047][T19513]      ipv6_add_addr+0x411/0x2000
[ 6942.042047][T19513]      inet6_addr_add+0x30e/0xa40
[ 6942.042047][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6942.042047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6942.042047][T19513]      netlink_rcv_skb+0x130/0x360
[ 6942.042047][T19513]      netlink_unicast+0x449/0x710
[ 6942.042047][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6942.042047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6942.042047][T19513]      ___sys_sendmsg+0xee/0x170
[ 6942.042047][T19513]      __sys_sendmsg+0xcd/0x170
[ 6942.042047][T19513]      do_syscall_64+0xc6/0x1e0
[ 6942.042047][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6942.042047][T19513] 
[ 6942.044260][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6942.044260][T19513]      netdev_get_by_index+0x5e/0x80
[ 6942.044260][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6942.044260][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6942.044260][T19513]      ip6_route_add+0x1c/0x140
[ 6942.044260][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6942.044260][T19513]      addrconf_add_dev+0xe2/0x170
[ 6942.044260][T19513]      inet6_addr_add+0x12f/0xa40
[ 6942.044260][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6942.044260][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6942.044260][T19513]      netlink_rcv_skb+0x130/0x360
[ 6942.044260][T19513]      netlink_unicast+0x449/0x710
[ 6942.044260][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6942.044260][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6942.044260][T19513]      ___sys_sendmsg+0xee/0x170
[ 6942.044260][T19513]      __sys_sendmsg+0xcd/0x170
[ 6942.044260][T19513]      do_syscall_64+0xc6/0x1e0
[ 6942.044260][T19513] 
[ 6942.046453][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6942.046453][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6942.046453][T19513]      ipv6_find_idev+0x102/0x170
[ 6942.046453][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6942.046453][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6942.046453][T19513]      netlink_rcv_skb+0x130/0x360
[ 6942.046453][T19513]      netlink_unicast+0x449/0x710
[ 6942.046453][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6942.046453][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6942.046453][T19513]      ___sys_sendmsg+0xee/0x170
[ 6942.046453][T19513]      __sys_sendmsg+0xcd/0x170
[ 6942.046453][T19513]      do_syscall_64+0xc6/0x1e0
[ 6942.046453][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6942.046453][T19513] 
[ 6942.048125][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6942.048125][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6942.048125][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6942.048125][T19513]      ipv6_find_idev+0x102/0x170
[ 6942.048125][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6942.048125][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6942.048125][T19513]      netlink_rcv_skb+0x130/0x360
[ 6942.048125][T19513]      netlink_unicast+0x449/0x710
[ 6942.048125][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6942.048125][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6942.048125][T19513]      ___sys_sendmsg+0xee/0x170
[ 6942.048125][T19513]      __sys_sendmsg+0xcd/0x170
[ 6942.048125][T19513]      do_syscall_64+0xc6/0x1e0
[ 6942.048125][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6942.048125][T19513] 
[ 6952.287193][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6952.287672][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6952.287672][T19513]      netdev_get_by_index+0x5e/0x80
[ 6952.287672][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6952.287672][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6952.287672][T19513]      ip6_route_add+0x1c/0x140
[ 6952.287672][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6952.287672][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6952.287672][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6952.287672][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6952.287672][T19513]      netlink_rcv_skb+0x130/0x360
[ 6952.287672][T19513]      netlink_unicast+0x449/0x710
[ 6952.287672][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6952.287672][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6952.287672][T19513]      ___sys_sendmsg+0xee/0x170
[ 6952.287672][T19513]      __sys_sendmsg+0xcd/0x170
[ 6952.287672][T19513]      do_syscall_64+0xc6/0x1e0
[ 6952.287672][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6952.287672][T19513] 
[ 6952.289861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6952.289861][T19513]      netdev_get_by_index+0x5e/0x80
[ 6952.289861][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6952.289861][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6952.289861][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6952.289861][T19513]      ipv6_add_addr+0x411/0x2000
[ 6952.289861][T19513]      inet6_addr_add+0x30e/0xa40
[ 6952.289861][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6952.289861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6952.289861][T19513]      netlink_rcv_skb+0x130/0x360
[ 6952.289861][T19513]      netlink_unicast+0x449/0x710
[ 6952.289861][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6952.289861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6952.289861][T19513]      ___sys_sendmsg+0xee/0x170
[ 6952.289861][T19513]      __sys_sendmsg+0xcd/0x170
[ 6952.289861][T19513]      do_syscall_64+0xc6/0x1e0
[ 6952.289861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6952.289861][T19513] 
[ 6952.292051][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6952.292051][T19513]      netdev_get_by_index+0x5e/0x80
[ 6952.292051][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6952.292051][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6952.292051][T19513]      ip6_route_add+0x1c/0x140
[ 6952.292051][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6952.292051][T19513]      addrconf_add_dev+0xe2/0x170
[ 6952.292051][T19513]      inet6_addr_add+0x12f/0xa40
[ 6952.292051][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6952.292051][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6952.292051][T19513]      netlink_rcv_skb+0x130/0x360
[ 6952.292051][T19513]      netlink_unicast+0x449/0x710
[ 6952.292051][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6952.292051][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6952.292051][T19513]      ___sys_sendmsg+0xee/0x170
[ 6952.292051][T19513]      __sys_sendmsg+0xcd/0x170
[ 6952.292051][T19513]      do_syscall_64+0xc6/0x1e0
[ 6952.292051][T19513] 
[ 6952.294220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6952.294220][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6952.294220][T19513]      ipv6_find_idev+0x102/0x170
[ 6952.294220][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6952.294220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6952.294220][T19513]      netlink_rcv_skb+0x130/0x360
[ 6952.294220][T19513]      netlink_unicast+0x449/0x710
[ 6952.294220][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6952.294220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6952.294220][T19513]      ___sys_sendmsg+0xee/0x170
[ 6952.294220][T19513]      __sys_sendmsg+0xcd/0x170
[ 6952.294220][T19513]      do_syscall_64+0xc6/0x1e0
[ 6952.294220][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6952.294220][T19513] 
[ 6952.295925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6952.295925][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6952.295925][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6952.295925][T19513]      ipv6_find_idev+0x102/0x170
[ 6952.295925][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6952.295925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6952.295925][T19513]      netlink_rcv_skb+0x130/0x360
[ 6952.295925][T19513]      netlink_unicast+0x449/0x710
[ 6952.295925][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6952.295925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6952.295925][T19513]      ___sys_sendmsg+0xee/0x170
[ 6952.295925][T19513]      __sys_sendmsg+0xcd/0x170
[ 6952.295925][T19513]      do_syscall_64+0xc6/0x1e0
[ 6952.295925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6952.295925][T19513] 
[ 6962.535104][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6962.535582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6962.535582][T19513]      netdev_get_by_index+0x5e/0x80
[ 6962.535582][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6962.535582][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6962.535582][T19513]      ip6_route_add+0x1c/0x140
[ 6962.535582][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6962.535582][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6962.535582][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6962.535582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6962.535582][T19513]      netlink_rcv_skb+0x130/0x360
[ 6962.535582][T19513]      netlink_unicast+0x449/0x710
[ 6962.535582][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6962.535582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6962.535582][T19513]      ___sys_sendmsg+0xee/0x170
[ 6962.535582][T19513]      __sys_sendmsg+0xcd/0x170
[ 6962.535582][T19513]      do_syscall_64+0xc6/0x1e0
[ 6962.535582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6962.535582][T19513] 
[ 6962.537819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6962.537819][T19513]      netdev_get_by_index+0x5e/0x80
[ 6962.537819][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6962.537819][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6962.537819][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6962.537819][T19513]      ipv6_add_addr+0x411/0x2000
[ 6962.537819][T19513]      inet6_addr_add+0x30e/0xa40
[ 6962.537819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6962.537819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6962.537819][T19513]      netlink_rcv_skb+0x130/0x360
[ 6962.537819][T19513]      netlink_unicast+0x449/0x710
[ 6962.537819][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6962.537819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6962.537819][T19513]      ___sys_sendmsg+0xee/0x170
[ 6962.537819][T19513]      __sys_sendmsg+0xcd/0x170
[ 6962.537819][T19513]      do_syscall_64+0xc6/0x1e0
[ 6962.537819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6962.537819][T19513] 
[ 6962.540047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6962.540047][T19513]      netdev_get_by_index+0x5e/0x80
[ 6962.540047][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6962.540047][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6962.540047][T19513]      ip6_route_add+0x1c/0x140
[ 6962.540047][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6962.540047][T19513]      addrconf_add_dev+0xe2/0x170
[ 6962.540047][T19513]      inet6_addr_add+0x12f/0xa40
[ 6962.540047][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6962.540047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6962.540047][T19513]      netlink_rcv_skb+0x130/0x360
[ 6962.540047][T19513]      netlink_unicast+0x449/0x710
[ 6962.540047][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6962.540047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6962.540047][T19513]      ___sys_sendmsg+0xee/0x170
[ 6962.540047][T19513]      __sys_sendmsg+0xcd/0x170
[ 6962.540047][T19513]      do_syscall_64+0xc6/0x1e0
[ 6962.540047][T19513] 
[ 6962.542213][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6962.542213][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6962.542213][T19513]      ipv6_find_idev+0x102/0x170
[ 6962.542213][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6962.542213][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6962.542213][T19513]      netlink_rcv_skb+0x130/0x360
[ 6962.542213][T19513]      netlink_unicast+0x449/0x710
[ 6962.542213][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6962.542213][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6962.542213][T19513]      ___sys_sendmsg+0xee/0x170
[ 6962.542213][T19513]      __sys_sendmsg+0xcd/0x170
[ 6962.542213][T19513]      do_syscall_64+0xc6/0x1e0
[ 6962.542213][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6962.542213][T19513] 
[ 6962.543928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6962.543928][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6962.543928][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6962.543928][T19513]      ipv6_find_idev+0x102/0x170
[ 6962.543928][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6962.543928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6962.543928][T19513]      netlink_rcv_skb+0x130/0x360
[ 6962.543928][T19513]      netlink_unicast+0x449/0x710
[ 6962.543928][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6962.543928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6962.543928][T19513]      ___sys_sendmsg+0xee/0x170
[ 6962.543928][T19513]      __sys_sendmsg+0xcd/0x170
[ 6962.543928][T19513]      do_syscall_64+0xc6/0x1e0
[ 6962.543928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6962.543928][T19513] 
[ 6972.783116][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6972.783562][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6972.783562][T19513]      netdev_get_by_index+0x5e/0x80
[ 6972.783562][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6972.783562][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6972.783562][T19513]      ip6_route_add+0x1c/0x140
[ 6972.783562][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6972.783562][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6972.783562][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6972.783562][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6972.783562][T19513]      netlink_rcv_skb+0x130/0x360
[ 6972.783562][T19513]      netlink_unicast+0x449/0x710
[ 6972.783562][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6972.783562][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6972.783562][T19513]      ___sys_sendmsg+0xee/0x170
[ 6972.783562][T19513]      __sys_sendmsg+0xcd/0x170
[ 6972.783562][T19513]      do_syscall_64+0xc6/0x1e0
[ 6972.783562][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6972.783562][T19513] 
[ 6972.785801][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6972.785801][T19513]      netdev_get_by_index+0x5e/0x80
[ 6972.785801][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6972.785801][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6972.785801][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6972.785801][T19513]      ipv6_add_addr+0x411/0x2000
[ 6972.785801][T19513]      inet6_addr_add+0x30e/0xa40
[ 6972.785801][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6972.785801][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6972.785801][T19513]      netlink_rcv_skb+0x130/0x360
[ 6972.785801][T19513]      netlink_unicast+0x449/0x710
[ 6972.785801][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6972.785801][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6972.785801][T19513]      ___sys_sendmsg+0xee/0x170
[ 6972.785801][T19513]      __sys_sendmsg+0xcd/0x170
[ 6972.785801][T19513]      do_syscall_64+0xc6/0x1e0
[ 6972.785801][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6972.785801][T19513] 
[ 6972.788000][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6972.788000][T19513]      netdev_get_by_index+0x5e/0x80
[ 6972.788000][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6972.788000][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6972.788000][T19513]      ip6_route_add+0x1c/0x140
[ 6972.788000][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6972.788000][T19513]      addrconf_add_dev+0xe2/0x170
[ 6972.788000][T19513]      inet6_addr_add+0x12f/0xa40
[ 6972.788000][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6972.788000][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6972.788000][T19513]      netlink_rcv_skb+0x130/0x360
[ 6972.788000][T19513]      netlink_unicast+0x449/0x710
[ 6972.788000][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6972.788000][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6972.788000][T19513]      ___sys_sendmsg+0xee/0x170
[ 6972.788000][T19513]      __sys_sendmsg+0xcd/0x170
[ 6972.788000][T19513]      do_syscall_64+0xc6/0x1e0
[ 6972.788000][T19513] 
[ 6972.790124][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6972.790124][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6972.790124][T19513]      ipv6_find_idev+0x102/0x170
[ 6972.790124][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6972.790124][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6972.790124][T19513]      netlink_rcv_skb+0x130/0x360
[ 6972.790124][T19513]      netlink_unicast+0x449/0x710
[ 6972.790124][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6972.790124][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6972.790124][T19513]      ___sys_sendmsg+0xee/0x170
[ 6972.790124][T19513]      __sys_sendmsg+0xcd/0x170
[ 6972.790124][T19513]      do_syscall_64+0xc6/0x1e0
[ 6972.790124][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6972.790124][T19513] 
[ 6972.791816][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6972.791816][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6972.791816][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6972.791816][T19513]      ipv6_find_idev+0x102/0x170
[ 6972.791816][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6972.791816][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6972.791816][T19513]      netlink_rcv_skb+0x130/0x360
[ 6972.791816][T19513]      netlink_unicast+0x449/0x710
[ 6972.791816][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6972.791816][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6972.791816][T19513]      ___sys_sendmsg+0xee/0x170
[ 6972.791816][T19513]      __sys_sendmsg+0xcd/0x170
[ 6972.791816][T19513]      do_syscall_64+0xc6/0x1e0
[ 6972.791816][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6972.791816][T19513] 
[ 6982.959130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6982.959586][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6982.959586][T19513]      netdev_get_by_index+0x5e/0x80
[ 6982.959586][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6982.959586][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6982.959586][T19513]      ip6_route_add+0x1c/0x140
[ 6982.959586][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6982.959586][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6982.959586][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6982.959586][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6982.959586][T19513]      netlink_rcv_skb+0x130/0x360
[ 6982.959586][T19513]      netlink_unicast+0x449/0x710
[ 6982.959586][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6982.959586][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6982.959586][T19513]      ___sys_sendmsg+0xee/0x170
[ 6982.959586][T19513]      __sys_sendmsg+0xcd/0x170
[ 6982.959586][T19513]      do_syscall_64+0xc6/0x1e0
[ 6982.959586][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6982.959586][T19513] 
[ 6982.961847][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6982.961847][T19513]      netdev_get_by_index+0x5e/0x80
[ 6982.961847][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6982.961847][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6982.961847][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6982.961847][T19513]      ipv6_add_addr+0x411/0x2000
[ 6982.961847][T19513]      inet6_addr_add+0x30e/0xa40
[ 6982.961847][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6982.961847][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6982.961847][T19513]      netlink_rcv_skb+0x130/0x360
[ 6982.961847][T19513]      netlink_unicast+0x449/0x710
[ 6982.961847][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6982.961847][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6982.961847][T19513]      ___sys_sendmsg+0xee/0x170
[ 6982.961847][T19513]      __sys_sendmsg+0xcd/0x170
[ 6982.961847][T19513]      do_syscall_64+0xc6/0x1e0
[ 6982.961847][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6982.961847][T19513] 
[ 6982.964044][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6982.964044][T19513]      netdev_get_by_index+0x5e/0x80
[ 6982.964044][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6982.964044][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6982.964044][T19513]      ip6_route_add+0x1c/0x140
[ 6982.964044][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6982.964044][T19513]      addrconf_add_dev+0xe2/0x170
[ 6982.964044][T19513]      inet6_addr_add+0x12f/0xa40
[ 6982.964044][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6982.964044][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6982.964044][T19513]      netlink_rcv_skb+0x130/0x360
[ 6982.964044][T19513]      netlink_unicast+0x449/0x710
[ 6982.964044][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6982.964044][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6982.964044][T19513]      ___sys_sendmsg+0xee/0x170
[ 6982.964044][T19513]      __sys_sendmsg+0xcd/0x170
[ 6982.964044][T19513]      do_syscall_64+0xc6/0x1e0
[ 6982.964044][T19513] 
[ 6982.966217][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6982.966217][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6982.966217][T19513]      ipv6_find_idev+0x102/0x170
[ 6982.966217][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6982.966217][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6982.966217][T19513]      netlink_rcv_skb+0x130/0x360
[ 6982.966217][T19513]      netlink_unicast+0x449/0x710
[ 6982.966217][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6982.966217][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6982.966217][T19513]      ___sys_sendmsg+0xee/0x170
[ 6982.966217][T19513]      __sys_sendmsg+0xcd/0x170
[ 6982.966217][T19513]      do_syscall_64+0xc6/0x1e0
[ 6982.966217][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6982.966217][T19513] 
[ 6982.967879][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6982.967879][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6982.967879][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6982.967879][T19513]      ipv6_find_idev+0x102/0x170
[ 6982.967879][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6982.967879][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6982.967879][T19513]      netlink_rcv_skb+0x130/0x360
[ 6982.967879][T19513]      netlink_unicast+0x449/0x710
[ 6982.967879][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6982.967879][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6982.967879][T19513]      ___sys_sendmsg+0xee/0x170
[ 6982.967879][T19513]      __sys_sendmsg+0xcd/0x170
[ 6982.967879][T19513]      do_syscall_64+0xc6/0x1e0
[ 6982.967879][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6982.967879][T19513] 
[ 6993.215087][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 6993.215585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6993.215585][T19513]      netdev_get_by_index+0x5e/0x80
[ 6993.215585][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6993.215585][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6993.215585][T19513]      ip6_route_add+0x1c/0x140
[ 6993.215585][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 6993.215585][T19513]      inet6_addr_add+0x4f8/0xa40
[ 6993.215585][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6993.215585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6993.215585][T19513]      netlink_rcv_skb+0x130/0x360
[ 6993.215585][T19513]      netlink_unicast+0x449/0x710
[ 6993.215585][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6993.215585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6993.215585][T19513]      ___sys_sendmsg+0xee/0x170
[ 6993.215585][T19513]      __sys_sendmsg+0xcd/0x170
[ 6993.215585][T19513]      do_syscall_64+0xc6/0x1e0
[ 6993.215585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6993.215585][T19513] 
[ 6993.217810][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6993.217810][T19513]      netdev_get_by_index+0x5e/0x80
[ 6993.217810][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6993.217810][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6993.217810][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 6993.217810][T19513]      ipv6_add_addr+0x411/0x2000
[ 6993.217810][T19513]      inet6_addr_add+0x30e/0xa40
[ 6993.217810][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6993.217810][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6993.217810][T19513]      netlink_rcv_skb+0x130/0x360
[ 6993.217810][T19513]      netlink_unicast+0x449/0x710
[ 6993.217810][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6993.217810][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6993.217810][T19513]      ___sys_sendmsg+0xee/0x170
[ 6993.217810][T19513]      __sys_sendmsg+0xcd/0x170
[ 6993.217810][T19513]      do_syscall_64+0xc6/0x1e0
[ 6993.217810][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6993.217810][T19513] 
[ 6993.220010][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6993.220010][T19513]      netdev_get_by_index+0x5e/0x80
[ 6993.220010][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 6993.220010][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 6993.220010][T19513]      ip6_route_add+0x1c/0x140
[ 6993.220010][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 6993.220010][T19513]      addrconf_add_dev+0xe2/0x170
[ 6993.220010][T19513]      inet6_addr_add+0x12f/0xa40
[ 6993.220010][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 6993.220010][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6993.220010][T19513]      netlink_rcv_skb+0x130/0x360
[ 6993.220010][T19513]      netlink_unicast+0x449/0x710
[ 6993.220010][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6993.220010][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6993.220010][T19513]      ___sys_sendmsg+0xee/0x170
[ 6993.220010][T19513]      __sys_sendmsg+0xcd/0x170
[ 6993.220010][T19513]      do_syscall_64+0xc6/0x1e0
[ 6993.220010][T19513] 
[ 6993.222706][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6993.222706][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 6993.222706][T19513]      ipv6_find_idev+0x102/0x170
[ 6993.222706][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6993.222706][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6993.222706][T19513]      netlink_rcv_skb+0x130/0x360
[ 6993.222706][T19513]      netlink_unicast+0x449/0x710
[ 6993.222706][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6993.222706][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6993.222706][T19513]      ___sys_sendmsg+0xee/0x170
[ 6993.222706][T19513]      __sys_sendmsg+0xcd/0x170
[ 6993.222706][T19513]      do_syscall_64+0xc6/0x1e0
[ 6993.222706][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6993.222706][T19513] 
[ 6993.224402][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 6993.224402][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 6993.224402][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 6993.224402][T19513]      ipv6_find_idev+0x102/0x170
[ 6993.224402][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 6993.224402][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 6993.224402][T19513]      netlink_rcv_skb+0x130/0x360
[ 6993.224402][T19513]      netlink_unicast+0x449/0x710
[ 6993.224402][T19513]      netlink_sendmsg+0x723/0xbe0
[ 6993.224402][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 6993.224402][T19513]      ___sys_sendmsg+0xee/0x170
[ 6993.224402][T19513]      __sys_sendmsg+0xcd/0x170
[ 6993.224402][T19513]      do_syscall_64+0xc6/0x1e0
[ 6993.224402][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 6993.224402][T19513] 
[ 7003.311240][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7003.311704][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7003.311704][T19513]      netdev_get_by_index+0x5e/0x80
[ 7003.311704][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7003.311704][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7003.311704][T19513]      ip6_route_add+0x1c/0x140
[ 7003.311704][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7003.311704][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7003.311704][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7003.311704][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7003.311704][T19513]      netlink_rcv_skb+0x130/0x360
[ 7003.311704][T19513]      netlink_unicast+0x449/0x710
[ 7003.311704][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7003.311704][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7003.311704][T19513]      ___sys_sendmsg+0xee/0x170
[ 7003.311704][T19513]      __sys_sendmsg+0xcd/0x170
[ 7003.311704][T19513]      do_syscall_64+0xc6/0x1e0
[ 7003.311704][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7003.311704][T19513] 
[ 7003.313934][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7003.313934][T19513]      netdev_get_by_index+0x5e/0x80
[ 7003.313934][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7003.313934][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7003.313934][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7003.313934][T19513]      ipv6_add_addr+0x411/0x2000
[ 7003.313934][T19513]      inet6_addr_add+0x30e/0xa40
[ 7003.313934][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7003.313934][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7003.313934][T19513]      netlink_rcv_skb+0x130/0x360
[ 7003.313934][T19513]      netlink_unicast+0x449/0x710
[ 7003.313934][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7003.313934][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7003.313934][T19513]      ___sys_sendmsg+0xee/0x170
[ 7003.313934][T19513]      __sys_sendmsg+0xcd/0x170
[ 7003.313934][T19513]      do_syscall_64+0xc6/0x1e0
[ 7003.313934][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7003.313934][T19513] 
[ 7003.316152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7003.316152][T19513]      netdev_get_by_index+0x5e/0x80
[ 7003.316152][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7003.316152][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7003.316152][T19513]      ip6_route_add+0x1c/0x140
[ 7003.316152][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7003.316152][T19513]      addrconf_add_dev+0xe2/0x170
[ 7003.316152][T19513]      inet6_addr_add+0x12f/0xa40
[ 7003.316152][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7003.316152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7003.316152][T19513]      netlink_rcv_skb+0x130/0x360
[ 7003.316152][T19513]      netlink_unicast+0x449/0x710
[ 7003.316152][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7003.316152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7003.316152][T19513]      ___sys_sendmsg+0xee/0x170
[ 7003.316152][T19513]      __sys_sendmsg+0xcd/0x170
[ 7003.316152][T19513]      do_syscall_64+0xc6/0x1e0
[ 7003.316152][T19513] 
[ 7003.318322][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7003.318322][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7003.318322][T19513]      ipv6_find_idev+0x102/0x170
[ 7003.318322][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7003.318322][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7003.318322][T19513]      netlink_rcv_skb+0x130/0x360
[ 7003.318322][T19513]      netlink_unicast+0x449/0x710
[ 7003.318322][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7003.318322][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7003.318322][T19513]      ___sys_sendmsg+0xee/0x170
[ 7003.318322][T19513]      __sys_sendmsg+0xcd/0x170
[ 7003.318322][T19513]      do_syscall_64+0xc6/0x1e0
[ 7003.318322][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7003.318322][T19513] 
[ 7003.320015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7003.320015][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7003.320015][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7003.320015][T19513]      ipv6_find_idev+0x102/0x170
[ 7003.320015][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7003.320015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7003.320015][T19513]      netlink_rcv_skb+0x130/0x360
[ 7003.320015][T19513]      netlink_unicast+0x449/0x710
[ 7003.320015][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7003.320015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7003.320015][T19513]      ___sys_sendmsg+0xee/0x170
[ 7003.320015][T19513]      __sys_sendmsg+0xcd/0x170
[ 7003.320015][T19513]      do_syscall_64+0xc6/0x1e0
[ 7003.320015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7003.320015][T19513] 
[ 7013.559060][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7013.559518][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7013.559518][T19513]      netdev_get_by_index+0x5e/0x80
[ 7013.559518][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7013.559518][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7013.559518][T19513]      ip6_route_add+0x1c/0x140
[ 7013.559518][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7013.559518][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7013.559518][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7013.559518][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7013.559518][T19513]      netlink_rcv_skb+0x130/0x360
[ 7013.559518][T19513]      netlink_unicast+0x449/0x710
[ 7013.559518][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7013.559518][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7013.559518][T19513]      ___sys_sendmsg+0xee/0x170
[ 7013.559518][T19513]      __sys_sendmsg+0xcd/0x170
[ 7013.559518][T19513]      do_syscall_64+0xc6/0x1e0
[ 7013.559518][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7013.559518][T19513] 
[ 7013.561765][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7013.561765][T19513]      netdev_get_by_index+0x5e/0x80
[ 7013.561765][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7013.561765][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7013.561765][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7013.561765][T19513]      ipv6_add_addr+0x411/0x2000
[ 7013.561765][T19513]      inet6_addr_add+0x30e/0xa40
[ 7013.561765][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7013.561765][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7013.561765][T19513]      netlink_rcv_skb+0x130/0x360
[ 7013.561765][T19513]      netlink_unicast+0x449/0x710
[ 7013.561765][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7013.561765][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7013.561765][T19513]      ___sys_sendmsg+0xee/0x170
[ 7013.561765][T19513]      __sys_sendmsg+0xcd/0x170
[ 7013.561765][T19513]      do_syscall_64+0xc6/0x1e0
[ 7013.561765][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7013.561765][T19513] 
[ 7013.563980][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7013.563980][T19513]      netdev_get_by_index+0x5e/0x80
[ 7013.563980][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7013.563980][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7013.563980][T19513]      ip6_route_add+0x1c/0x140
[ 7013.563980][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7013.563980][T19513]      addrconf_add_dev+0xe2/0x170
[ 7013.563980][T19513]      inet6_addr_add+0x12f/0xa40
[ 7013.563980][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7013.563980][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7013.563980][T19513]      netlink_rcv_skb+0x130/0x360
[ 7013.563980][T19513]      netlink_unicast+0x449/0x710
[ 7013.563980][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7013.563980][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7013.563980][T19513]      ___sys_sendmsg+0xee/0x170
[ 7013.563980][T19513]      __sys_sendmsg+0xcd/0x170
[ 7013.563980][T19513]      do_syscall_64+0xc6/0x1e0
[ 7013.563980][T19513] 
[ 7013.566159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7013.566159][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7013.566159][T19513]      ipv6_find_idev+0x102/0x170
[ 7013.566159][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7013.566159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7013.566159][T19513]      netlink_rcv_skb+0x130/0x360
[ 7013.566159][T19513]      netlink_unicast+0x449/0x710
[ 7013.566159][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7013.566159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7013.566159][T19513]      ___sys_sendmsg+0xee/0x170
[ 7013.566159][T19513]      __sys_sendmsg+0xcd/0x170
[ 7013.566159][T19513]      do_syscall_64+0xc6/0x1e0
[ 7013.566159][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7013.566159][T19513] 
[ 7013.567860][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7013.567860][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7013.567860][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7013.567860][T19513]      ipv6_find_idev+0x102/0x170
[ 7013.567860][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7013.567860][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7013.567860][T19513]      netlink_rcv_skb+0x130/0x360
[ 7013.567860][T19513]      netlink_unicast+0x449/0x710
[ 7013.567860][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7013.567860][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7013.567860][T19513]      ___sys_sendmsg+0xee/0x170
[ 7013.567860][T19513]      __sys_sendmsg+0xcd/0x170
[ 7013.567860][T19513]      do_syscall_64+0xc6/0x1e0
[ 7013.567860][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7013.567860][T19513] 
[ 7023.655062][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7023.655545][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7023.655545][T19513]      netdev_get_by_index+0x5e/0x80
[ 7023.655545][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7023.655545][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7023.655545][T19513]      ip6_route_add+0x1c/0x140
[ 7023.655545][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7023.655545][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7023.655545][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7023.655545][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7023.655545][T19513]      netlink_rcv_skb+0x130/0x360
[ 7023.655545][T19513]      netlink_unicast+0x449/0x710
[ 7023.655545][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7023.655545][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7023.655545][T19513]      ___sys_sendmsg+0xee/0x170
[ 7023.655545][T19513]      __sys_sendmsg+0xcd/0x170
[ 7023.655545][T19513]      do_syscall_64+0xc6/0x1e0
[ 7023.655545][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7023.655545][T19513] 
[ 7023.657801][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7023.657801][T19513]      netdev_get_by_index+0x5e/0x80
[ 7023.657801][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7023.657801][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7023.657801][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7023.657801][T19513]      ipv6_add_addr+0x411/0x2000
[ 7023.657801][T19513]      inet6_addr_add+0x30e/0xa40
[ 7023.657801][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7023.657801][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7023.657801][T19513]      netlink_rcv_skb+0x130/0x360
[ 7023.657801][T19513]      netlink_unicast+0x449/0x710
[ 7023.657801][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7023.657801][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7023.657801][T19513]      ___sys_sendmsg+0xee/0x170
[ 7023.657801][T19513]      __sys_sendmsg+0xcd/0x170
[ 7023.657801][T19513]      do_syscall_64+0xc6/0x1e0
[ 7023.657801][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7023.657801][T19513] 
[ 7023.659988][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7023.659988][T19513]      netdev_get_by_index+0x5e/0x80
[ 7023.659988][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7023.659988][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7023.659988][T19513]      ip6_route_add+0x1c/0x140
[ 7023.659988][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7023.659988][T19513]      addrconf_add_dev+0xe2/0x170
[ 7023.659988][T19513]      inet6_addr_add+0x12f/0xa40
[ 7023.659988][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7023.659988][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7023.659988][T19513]      netlink_rcv_skb+0x130/0x360
[ 7023.659988][T19513]      netlink_unicast+0x449/0x710
[ 7023.659988][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7023.659988][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7023.659988][T19513]      ___sys_sendmsg+0xee/0x170
[ 7023.659988][T19513]      __sys_sendmsg+0xcd/0x170
[ 7023.659988][T19513]      do_syscall_64+0xc6/0x1e0
[ 7023.659988][T19513] 
[ 7023.662169][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7023.662169][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7023.662169][T19513]      ipv6_find_idev+0x102/0x170
[ 7023.662169][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7023.662169][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7023.662169][T19513]      netlink_rcv_skb+0x130/0x360
[ 7023.662169][T19513]      netlink_unicast+0x449/0x710
[ 7023.662169][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7023.662169][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7023.662169][T19513]      ___sys_sendmsg+0xee/0x170
[ 7023.662169][T19513]      __sys_sendmsg+0xcd/0x170
[ 7023.662169][T19513]      do_syscall_64+0xc6/0x1e0
[ 7023.662169][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7023.662169][T19513] 
[ 7023.663856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7023.663856][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7023.663856][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7023.663856][T19513]      ipv6_find_idev+0x102/0x170
[ 7023.663856][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7023.663856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7023.663856][T19513]      netlink_rcv_skb+0x130/0x360
[ 7023.663856][T19513]      netlink_unicast+0x449/0x710
[ 7023.663856][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7023.663856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7023.663856][T19513]      ___sys_sendmsg+0xee/0x170
[ 7023.663856][T19513]      __sys_sendmsg+0xcd/0x170
[ 7023.663856][T19513]      do_syscall_64+0xc6/0x1e0
[ 7023.663856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7023.663856][T19513] 
[ 7033.903130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7033.903627][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7033.903627][T19513]      netdev_get_by_index+0x5e/0x80
[ 7033.903627][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7033.903627][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7033.903627][T19513]      ip6_route_add+0x1c/0x140
[ 7033.903627][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7033.903627][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7033.903627][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7033.903627][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7033.903627][T19513]      netlink_rcv_skb+0x130/0x360
[ 7033.903627][T19513]      netlink_unicast+0x449/0x710
[ 7033.903627][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7033.903627][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7033.903627][T19513]      ___sys_sendmsg+0xee/0x170
[ 7033.903627][T19513]      __sys_sendmsg+0xcd/0x170
[ 7033.903627][T19513]      do_syscall_64+0xc6/0x1e0
[ 7033.903627][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7033.903627][T19513] 
[ 7033.905897][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7033.905897][T19513]      netdev_get_by_index+0x5e/0x80
[ 7033.905897][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7033.905897][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7033.905897][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7033.905897][T19513]      ipv6_add_addr+0x411/0x2000
[ 7033.905897][T19513]      inet6_addr_add+0x30e/0xa40
[ 7033.905897][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7033.905897][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7033.905897][T19513]      netlink_rcv_skb+0x130/0x360
[ 7033.905897][T19513]      netlink_unicast+0x449/0x710
[ 7033.905897][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7033.905897][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7033.905897][T19513]      ___sys_sendmsg+0xee/0x170
[ 7033.905897][T19513]      __sys_sendmsg+0xcd/0x170
[ 7033.905897][T19513]      do_syscall_64+0xc6/0x1e0
[ 7033.905897][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7033.905897][T19513] 
[ 7033.908129][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7033.908129][T19513]      netdev_get_by_index+0x5e/0x80
[ 7033.908129][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7033.908129][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7033.908129][T19513]      ip6_route_add+0x1c/0x140
[ 7033.908129][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7033.908129][T19513]      addrconf_add_dev+0xe2/0x170
[ 7033.908129][T19513]      inet6_addr_add+0x12f/0xa40
[ 7033.908129][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7033.908129][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7033.908129][T19513]      netlink_rcv_skb+0x130/0x360
[ 7033.908129][T19513]      netlink_unicast+0x449/0x710
[ 7033.908129][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7033.908129][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7033.908129][T19513]      ___sys_sendmsg+0xee/0x170
[ 7033.908129][T19513]      __sys_sendmsg+0xcd/0x170
[ 7033.908129][T19513]      do_syscall_64+0xc6/0x1e0
[ 7033.908129][T19513] 
[ 7033.910317][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7033.910317][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7033.910317][T19513]      ipv6_find_idev+0x102/0x170
[ 7033.910317][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7033.910317][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7033.910317][T19513]      netlink_rcv_skb+0x130/0x360
[ 7033.910317][T19513]      netlink_unicast+0x449/0x710
[ 7033.910317][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7033.910317][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7033.910317][T19513]      ___sys_sendmsg+0xee/0x170
[ 7033.910317][T19513]      __sys_sendmsg+0xcd/0x170
[ 7033.910317][T19513]      do_syscall_64+0xc6/0x1e0
[ 7033.910317][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7033.910317][T19513] 
[ 7033.912052][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7033.912052][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7033.912052][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7033.912052][T19513]      ipv6_find_idev+0x102/0x170
[ 7033.912052][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7033.912052][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7033.912052][T19513]      netlink_rcv_skb+0x130/0x360
[ 7033.912052][T19513]      netlink_unicast+0x449/0x710
[ 7033.912052][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7033.912052][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7033.912052][T19513]      ___sys_sendmsg+0xee/0x170
[ 7033.912052][T19513]      __sys_sendmsg+0xcd/0x170
[ 7033.912052][T19513]      do_syscall_64+0xc6/0x1e0
[ 7033.912052][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7033.912052][T19513] 
[ 7044.151100][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7044.151594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7044.151594][T19513]      netdev_get_by_index+0x5e/0x80
[ 7044.151594][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7044.151594][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7044.151594][T19513]      ip6_route_add+0x1c/0x140
[ 7044.151594][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7044.151594][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7044.151594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7044.151594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7044.151594][T19513]      netlink_rcv_skb+0x130/0x360
[ 7044.151594][T19513]      netlink_unicast+0x449/0x710
[ 7044.151594][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7044.151594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7044.151594][T19513]      ___sys_sendmsg+0xee/0x170
[ 7044.151594][T19513]      __sys_sendmsg+0xcd/0x170
[ 7044.151594][T19513]      do_syscall_64+0xc6/0x1e0
[ 7044.151594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7044.151594][T19513] 
[ 7044.153858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7044.153858][T19513]      netdev_get_by_index+0x5e/0x80
[ 7044.153858][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7044.153858][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7044.153858][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7044.153858][T19513]      ipv6_add_addr+0x411/0x2000
[ 7044.153858][T19513]      inet6_addr_add+0x30e/0xa40
[ 7044.153858][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7044.153858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7044.153858][T19513]      netlink_rcv_skb+0x130/0x360
[ 7044.153858][T19513]      netlink_unicast+0x449/0x710
[ 7044.153858][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7044.153858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7044.153858][T19513]      ___sys_sendmsg+0xee/0x170
[ 7044.153858][T19513]      __sys_sendmsg+0xcd/0x170
[ 7044.153858][T19513]      do_syscall_64+0xc6/0x1e0
[ 7044.153858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7044.153858][T19513] 
[ 7044.156105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7044.156105][T19513]      netdev_get_by_index+0x5e/0x80
[ 7044.156105][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7044.156105][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7044.156105][T19513]      ip6_route_add+0x1c/0x140
[ 7044.156105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7044.156105][T19513]      addrconf_add_dev+0xe2/0x170
[ 7044.156105][T19513]      inet6_addr_add+0x12f/0xa40
[ 7044.156105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7044.156105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7044.156105][T19513]      netlink_rcv_skb+0x130/0x360
[ 7044.156105][T19513]      netlink_unicast+0x449/0x710
[ 7044.156105][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7044.156105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7044.156105][T19513]      ___sys_sendmsg+0xee/0x170
[ 7044.156105][T19513]      __sys_sendmsg+0xcd/0x170
[ 7044.156105][T19513]      do_syscall_64+0xc6/0x1e0
[ 7044.156105][T19513] 
[ 7044.158298][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7044.158298][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7044.158298][T19513]      ipv6_find_idev+0x102/0x170
[ 7044.158298][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7044.158298][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7044.158298][T19513]      netlink_rcv_skb+0x130/0x360
[ 7044.158298][T19513]      netlink_unicast+0x449/0x710
[ 7044.158298][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7044.158298][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7044.158298][T19513]      ___sys_sendmsg+0xee/0x170
[ 7044.158298][T19513]      __sys_sendmsg+0xcd/0x170
[ 7044.158298][T19513]      do_syscall_64+0xc6/0x1e0
[ 7044.158298][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7044.158298][T19513] 
[ 7044.160009][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7044.160009][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7044.160009][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7044.160009][T19513]      ipv6_find_idev+0x102/0x170
[ 7044.160009][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7044.160009][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7044.160009][T19513]      netlink_rcv_skb+0x130/0x360
[ 7044.160009][T19513]      netlink_unicast+0x449/0x710
[ 7044.160009][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7044.160009][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7044.160009][T19513]      ___sys_sendmsg+0xee/0x170
[ 7044.160009][T19513]      __sys_sendmsg+0xcd/0x170
[ 7044.160009][T19513]      do_syscall_64+0xc6/0x1e0
[ 7044.160009][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7044.160009][T19513] 
[ 7054.407109][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7054.407518][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7054.407518][T19513]      netdev_get_by_index+0x5e/0x80
[ 7054.407518][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7054.407518][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7054.407518][T19513]      ip6_route_add+0x1c/0x140
[ 7054.407518][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7054.407518][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7054.407518][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7054.407518][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7054.407518][T19513]      netlink_rcv_skb+0x130/0x360
[ 7054.407518][T19513]      netlink_unicast+0x449/0x710
[ 7054.407518][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7054.407518][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7054.407518][T19513]      ___sys_sendmsg+0xee/0x170
[ 7054.407518][T19513]      __sys_sendmsg+0xcd/0x170
[ 7054.407518][T19513]      do_syscall_64+0xc6/0x1e0
[ 7054.407518][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7054.407518][T19513] 
[ 7054.409796][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7054.409796][T19513]      netdev_get_by_index+0x5e/0x80
[ 7054.409796][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7054.409796][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7054.409796][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7054.409796][T19513]      ipv6_add_addr+0x411/0x2000
[ 7054.409796][T19513]      inet6_addr_add+0x30e/0xa40
[ 7054.409796][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7054.409796][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7054.409796][T19513]      netlink_rcv_skb+0x130/0x360
[ 7054.409796][T19513]      netlink_unicast+0x449/0x710
[ 7054.409796][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7054.409796][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7054.409796][T19513]      ___sys_sendmsg+0xee/0x170
[ 7054.409796][T19513]      __sys_sendmsg+0xcd/0x170
[ 7054.409796][T19513]      do_syscall_64+0xc6/0x1e0
[ 7054.409796][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7054.409796][T19513] 
[ 7054.412011][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7054.412011][T19513]      netdev_get_by_index+0x5e/0x80
[ 7054.412011][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7054.412011][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7054.412011][T19513]      ip6_route_add+0x1c/0x140
[ 7054.412011][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7054.412011][T19513]      addrconf_add_dev+0xe2/0x170
[ 7054.412011][T19513]      inet6_addr_add+0x12f/0xa40
[ 7054.412011][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7054.412011][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7054.412011][T19513]      netlink_rcv_skb+0x130/0x360
[ 7054.412011][T19513]      netlink_unicast+0x449/0x710
[ 7054.412011][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7054.412011][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7054.412011][T19513]      ___sys_sendmsg+0xee/0x170
[ 7054.412011][T19513]      __sys_sendmsg+0xcd/0x170
[ 7054.412011][T19513]      do_syscall_64+0xc6/0x1e0
[ 7054.412011][T19513] 
[ 7054.414202][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7054.414202][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7054.414202][T19513]      ipv6_find_idev+0x102/0x170
[ 7054.414202][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7054.414202][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7054.414202][T19513]      netlink_rcv_skb+0x130/0x360
[ 7054.414202][T19513]      netlink_unicast+0x449/0x710
[ 7054.414202][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7054.414202][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7054.414202][T19513]      ___sys_sendmsg+0xee/0x170
[ 7054.414202][T19513]      __sys_sendmsg+0xcd/0x170
[ 7054.414202][T19513]      do_syscall_64+0xc6/0x1e0
[ 7054.414202][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7054.414202][T19513] 
[ 7054.415905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7054.415905][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7054.415905][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7054.415905][T19513]      ipv6_find_idev+0x102/0x170
[ 7054.415905][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7054.415905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7054.415905][T19513]      netlink_rcv_skb+0x130/0x360
[ 7054.415905][T19513]      netlink_unicast+0x449/0x710
[ 7054.415905][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7054.415905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7054.415905][T19513]      ___sys_sendmsg+0xee/0x170
[ 7054.415905][T19513]      __sys_sendmsg+0xcd/0x170
[ 7054.415905][T19513]      do_syscall_64+0xc6/0x1e0
[ 7054.415905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7054.415905][T19513] 
[ 7064.655164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7064.655683][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7064.655683][T19513]      netdev_get_by_index+0x5e/0x80
[ 7064.655683][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7064.655683][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7064.655683][T19513]      ip6_route_add+0x1c/0x140
[ 7064.655683][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7064.655683][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7064.655683][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7064.655683][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7064.655683][T19513]      netlink_rcv_skb+0x130/0x360
[ 7064.655683][T19513]      netlink_unicast+0x449/0x710
[ 7064.655683][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7064.655683][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7064.655683][T19513]      ___sys_sendmsg+0xee/0x170
[ 7064.655683][T19513]      __sys_sendmsg+0xcd/0x170
[ 7064.655683][T19513]      do_syscall_64+0xc6/0x1e0
[ 7064.655683][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7064.655683][T19513] 
[ 7064.657933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7064.657933][T19513]      netdev_get_by_index+0x5e/0x80
[ 7064.657933][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7064.657933][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7064.657933][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7064.657933][T19513]      ipv6_add_addr+0x411/0x2000
[ 7064.657933][T19513]      inet6_addr_add+0x30e/0xa40
[ 7064.657933][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7064.657933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7064.657933][T19513]      netlink_rcv_skb+0x130/0x360
[ 7064.657933][T19513]      netlink_unicast+0x449/0x710
[ 7064.657933][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7064.657933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7064.657933][T19513]      ___sys_sendmsg+0xee/0x170
[ 7064.657933][T19513]      __sys_sendmsg+0xcd/0x170
[ 7064.657933][T19513]      do_syscall_64+0xc6/0x1e0
[ 7064.657933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7064.657933][T19513] 
[ 7064.660153][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7064.660153][T19513]      netdev_get_by_index+0x5e/0x80
[ 7064.660153][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7064.660153][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7064.660153][T19513]      ip6_route_add+0x1c/0x140
[ 7064.660153][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7064.660153][T19513]      addrconf_add_dev+0xe2/0x170
[ 7064.660153][T19513]      inet6_addr_add+0x12f/0xa40
[ 7064.660153][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7064.660153][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7064.660153][T19513]      netlink_rcv_skb+0x130/0x360
[ 7064.660153][T19513]      netlink_unicast+0x449/0x710
[ 7064.660153][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7064.660153][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7064.660153][T19513]      ___sys_sendmsg+0xee/0x170
[ 7064.660153][T19513]      __sys_sendmsg+0xcd/0x170
[ 7064.660153][T19513]      do_syscall_64+0xc6/0x1e0
[ 7064.660153][T19513] 
[ 7064.662331][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7064.662331][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7064.662331][T19513]      ipv6_find_idev+0x102/0x170
[ 7064.662331][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7064.662331][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7064.662331][T19513]      netlink_rcv_skb+0x130/0x360
[ 7064.662331][T19513]      netlink_unicast+0x449/0x710
[ 7064.662331][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7064.662331][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7064.662331][T19513]      ___sys_sendmsg+0xee/0x170
[ 7064.662331][T19513]      __sys_sendmsg+0xcd/0x170
[ 7064.662331][T19513]      do_syscall_64+0xc6/0x1e0
[ 7064.662331][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7064.662331][T19513] 
[ 7064.664034][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7064.664034][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7064.664034][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7064.664034][T19513]      ipv6_find_idev+0x102/0x170
[ 7064.664034][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7064.664034][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7064.664034][T19513]      netlink_rcv_skb+0x130/0x360
[ 7064.664034][T19513]      netlink_unicast+0x449/0x710
[ 7064.664034][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7064.664034][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7064.664034][T19513]      ___sys_sendmsg+0xee/0x170
[ 7064.664034][T19513]      __sys_sendmsg+0xcd/0x170
[ 7064.664034][T19513]      do_syscall_64+0xc6/0x1e0
[ 7064.664034][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7064.664034][T19513] 
[ 7074.687125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7074.687615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7074.687615][T19513]      netdev_get_by_index+0x5e/0x80
[ 7074.687615][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7074.687615][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7074.687615][T19513]      ip6_route_add+0x1c/0x140
[ 7074.687615][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7074.687615][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7074.687615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7074.687615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7074.687615][T19513]      netlink_rcv_skb+0x130/0x360
[ 7074.687615][T19513]      netlink_unicast+0x449/0x710
[ 7074.687615][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7074.687615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7074.687615][T19513]      ___sys_sendmsg+0xee/0x170
[ 7074.687615][T19513]      __sys_sendmsg+0xcd/0x170
[ 7074.687615][T19513]      do_syscall_64+0xc6/0x1e0
[ 7074.687615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7074.687615][T19513] 
[ 7074.689917][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7074.689917][T19513]      netdev_get_by_index+0x5e/0x80
[ 7074.689917][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7074.689917][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7074.689917][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7074.689917][T19513]      ipv6_add_addr+0x411/0x2000
[ 7074.689917][T19513]      inet6_addr_add+0x30e/0xa40
[ 7074.689917][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7074.689917][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7074.689917][T19513]      netlink_rcv_skb+0x130/0x360
[ 7074.689917][T19513]      netlink_unicast+0x449/0x710
[ 7074.689917][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7074.689917][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7074.689917][T19513]      ___sys_sendmsg+0xee/0x170
[ 7074.689917][T19513]      __sys_sendmsg+0xcd/0x170
[ 7074.689917][T19513]      do_syscall_64+0xc6/0x1e0
[ 7074.689917][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7074.689917][T19513] 
[ 7074.692166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7074.692166][T19513]      netdev_get_by_index+0x5e/0x80
[ 7074.692166][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7074.692166][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7074.692166][T19513]      ip6_route_add+0x1c/0x140
[ 7074.692166][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7074.692166][T19513]      addrconf_add_dev+0xe2/0x170
[ 7074.692166][T19513]      inet6_addr_add+0x12f/0xa40
[ 7074.692166][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7074.692166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7074.692166][T19513]      netlink_rcv_skb+0x130/0x360
[ 7074.692166][T19513]      netlink_unicast+0x449/0x710
[ 7074.692166][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7074.692166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7074.692166][T19513]      ___sys_sendmsg+0xee/0x170
[ 7074.692166][T19513]      __sys_sendmsg+0xcd/0x170
[ 7074.692166][T19513]      do_syscall_64+0xc6/0x1e0
[ 7074.692166][T19513] 
[ 7074.694408][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7074.694408][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7074.694408][T19513]      ipv6_find_idev+0x102/0x170
[ 7074.694408][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7074.694408][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7074.694408][T19513]      netlink_rcv_skb+0x130/0x360
[ 7074.694408][T19513]      netlink_unicast+0x449/0x710
[ 7074.694408][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7074.694408][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7074.694408][T19513]      ___sys_sendmsg+0xee/0x170
[ 7074.694408][T19513]      __sys_sendmsg+0xcd/0x170
[ 7074.694408][T19513]      do_syscall_64+0xc6/0x1e0
[ 7074.694408][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7074.694408][T19513] 
[ 7074.696143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7074.696143][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7074.696143][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7074.696143][T19513]      ipv6_find_idev+0x102/0x170
[ 7074.696143][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7074.696143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7074.696143][T19513]      netlink_rcv_skb+0x130/0x360
[ 7074.696143][T19513]      netlink_unicast+0x449/0x710
[ 7074.696143][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7074.696143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7074.696143][T19513]      ___sys_sendmsg+0xee/0x170
[ 7074.696143][T19513]      __sys_sendmsg+0xcd/0x170
[ 7074.696143][T19513]      do_syscall_64+0xc6/0x1e0
[ 7074.696143][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7074.696143][T19513] 
[ 7084.935105][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7084.935540][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7084.935540][T19513]      netdev_get_by_index+0x5e/0x80
[ 7084.935540][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7084.935540][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7084.935540][T19513]      ip6_route_add+0x1c/0x140
[ 7084.935540][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7084.935540][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7084.935540][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7084.935540][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7084.935540][T19513]      netlink_rcv_skb+0x130/0x360
[ 7084.935540][T19513]      netlink_unicast+0x449/0x710
[ 7084.935540][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7084.935540][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7084.935540][T19513]      ___sys_sendmsg+0xee/0x170
[ 7084.935540][T19513]      __sys_sendmsg+0xcd/0x170
[ 7084.935540][T19513]      do_syscall_64+0xc6/0x1e0
[ 7084.935540][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7084.935540][T19513] 
[ 7084.938081][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7084.938081][T19513]      netdev_get_by_index+0x5e/0x80
[ 7084.938081][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7084.938081][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7084.938081][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7084.938081][T19513]      ipv6_add_addr+0x411/0x2000
[ 7084.938081][T19513]      inet6_addr_add+0x30e/0xa40
[ 7084.938081][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7084.938081][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7084.938081][T19513]      netlink_rcv_skb+0x130/0x360
[ 7084.938081][T19513]      netlink_unicast+0x449/0x710
[ 7084.938081][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7084.938081][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7084.938081][T19513]      ___sys_sendmsg+0xee/0x170
[ 7084.938081][T19513]      __sys_sendmsg+0xcd/0x170
[ 7084.938081][T19513]      do_syscall_64+0xc6/0x1e0
[ 7084.938081][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7084.938081][T19513] 
[ 7084.940349][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7084.940349][T19513]      netdev_get_by_index+0x5e/0x80
[ 7084.940349][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7084.940349][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7084.940349][T19513]      ip6_route_add+0x1c/0x140
[ 7084.940349][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7084.940349][T19513]      addrconf_add_dev+0xe2/0x170
[ 7084.940349][T19513]      inet6_addr_add+0x12f/0xa40
[ 7084.940349][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7084.940349][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7084.940349][T19513]      netlink_rcv_skb+0x130/0x360
[ 7084.940349][T19513]      netlink_unicast+0x449/0x710
[ 7084.940349][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7084.940349][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7084.940349][T19513]      ___sys_sendmsg+0xee/0x170
[ 7084.940349][T19513]      __sys_sendmsg+0xcd/0x170
[ 7084.940349][T19513]      do_syscall_64+0xc6/0x1e0
[ 7084.940349][T19513] 
[ 7084.942536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7084.942536][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7084.942536][T19513]      ipv6_find_idev+0x102/0x170
[ 7084.942536][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7084.942536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7084.942536][T19513]      netlink_rcv_skb+0x130/0x360
[ 7084.942536][T19513]      netlink_unicast+0x449/0x710
[ 7084.942536][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7084.942536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7084.942536][T19513]      ___sys_sendmsg+0xee/0x170
[ 7084.942536][T19513]      __sys_sendmsg+0xcd/0x170
[ 7084.942536][T19513]      do_syscall_64+0xc6/0x1e0
[ 7084.942536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7084.942536][T19513] 
[ 7084.944259][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7084.944259][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7084.944259][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7084.944259][T19513]      ipv6_find_idev+0x102/0x170
[ 7084.944259][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7084.944259][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7084.944259][T19513]      netlink_rcv_skb+0x130/0x360
[ 7084.944259][T19513]      netlink_unicast+0x449/0x710
[ 7084.944259][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7084.944259][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7084.944259][T19513]      ___sys_sendmsg+0xee/0x170
[ 7084.944259][T19513]      __sys_sendmsg+0xcd/0x170
[ 7084.944259][T19513]      do_syscall_64+0xc6/0x1e0
[ 7084.944259][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7084.944259][T19513] 
[ 7094.959144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7094.959591][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7094.959591][T19513]      netdev_get_by_index+0x5e/0x80
[ 7094.959591][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7094.959591][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7094.959591][T19513]      ip6_route_add+0x1c/0x140
[ 7094.959591][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7094.959591][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7094.959591][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7094.959591][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7094.959591][T19513]      netlink_rcv_skb+0x130/0x360
[ 7094.959591][T19513]      netlink_unicast+0x449/0x710
[ 7094.959591][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7094.959591][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7094.959591][T19513]      ___sys_sendmsg+0xee/0x170
[ 7094.959591][T19513]      __sys_sendmsg+0xcd/0x170
[ 7094.959591][T19513]      do_syscall_64+0xc6/0x1e0
[ 7094.959591][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7094.959591][T19513] 
[ 7094.961850][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7094.961850][T19513]      netdev_get_by_index+0x5e/0x80
[ 7094.961850][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7094.961850][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7094.961850][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7094.961850][T19513]      ipv6_add_addr+0x411/0x2000
[ 7094.961850][T19513]      inet6_addr_add+0x30e/0xa40
[ 7094.961850][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7094.961850][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7094.961850][T19513]      netlink_rcv_skb+0x130/0x360
[ 7094.961850][T19513]      netlink_unicast+0x449/0x710
[ 7094.961850][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7094.961850][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7094.961850][T19513]      ___sys_sendmsg+0xee/0x170
[ 7094.961850][T19513]      __sys_sendmsg+0xcd/0x170
[ 7094.961850][T19513]      do_syscall_64+0xc6/0x1e0
[ 7094.961850][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7094.961850][T19513] 
[ 7094.964095][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7094.964095][T19513]      netdev_get_by_index+0x5e/0x80
[ 7094.964095][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7094.964095][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7094.964095][T19513]      ip6_route_add+0x1c/0x140
[ 7094.964095][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7094.964095][T19513]      addrconf_add_dev+0xe2/0x170
[ 7094.964095][T19513]      inet6_addr_add+0x12f/0xa40
[ 7094.964095][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7094.964095][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7094.964095][T19513]      netlink_rcv_skb+0x130/0x360
[ 7094.964095][T19513]      netlink_unicast+0x449/0x710
[ 7094.964095][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7094.964095][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7094.964095][T19513]      ___sys_sendmsg+0xee/0x170
[ 7094.964095][T19513]      __sys_sendmsg+0xcd/0x170
[ 7094.964095][T19513]      do_syscall_64+0xc6/0x1e0
[ 7094.964095][T19513] 
[ 7094.966287][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7094.966287][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7094.966287][T19513]      ipv6_find_idev+0x102/0x170
[ 7094.966287][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7094.966287][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7094.966287][T19513]      netlink_rcv_skb+0x130/0x360
[ 7094.966287][T19513]      netlink_unicast+0x449/0x710
[ 7094.966287][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7094.966287][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7094.966287][T19513]      ___sys_sendmsg+0xee/0x170
[ 7094.966287][T19513]      __sys_sendmsg+0xcd/0x170
[ 7094.966287][T19513]      do_syscall_64+0xc6/0x1e0
[ 7094.966287][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7094.966287][T19513] 
[ 7094.968028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7094.968028][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7094.968028][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7094.968028][T19513]      ipv6_find_idev+0x102/0x170
[ 7094.968028][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7094.968028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7094.968028][T19513]      netlink_rcv_skb+0x130/0x360
[ 7094.968028][T19513]      netlink_unicast+0x449/0x710
[ 7094.968028][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7094.968028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7094.968028][T19513]      ___sys_sendmsg+0xee/0x170
[ 7094.968028][T19513]      __sys_sendmsg+0xcd/0x170
[ 7094.968028][T19513]      do_syscall_64+0xc6/0x1e0
[ 7094.968028][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7094.968028][T19513] 
[ 7105.207102][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7105.207561][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7105.207561][T19513]      netdev_get_by_index+0x5e/0x80
[ 7105.207561][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7105.207561][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7105.207561][T19513]      ip6_route_add+0x1c/0x140
[ 7105.207561][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7105.207561][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7105.207561][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7105.207561][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7105.207561][T19513]      netlink_rcv_skb+0x130/0x360
[ 7105.207561][T19513]      netlink_unicast+0x449/0x710
[ 7105.207561][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7105.207561][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7105.207561][T19513]      ___sys_sendmsg+0xee/0x170
[ 7105.207561][T19513]      __sys_sendmsg+0xcd/0x170
[ 7105.207561][T19513]      do_syscall_64+0xc6/0x1e0
[ 7105.207561][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7105.207561][T19513] 
[ 7105.209797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7105.209797][T19513]      netdev_get_by_index+0x5e/0x80
[ 7105.209797][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7105.209797][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7105.209797][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7105.209797][T19513]      ipv6_add_addr+0x411/0x2000
[ 7105.209797][T19513]      inet6_addr_add+0x30e/0xa40
[ 7105.209797][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7105.209797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7105.209797][T19513]      netlink_rcv_skb+0x130/0x360
[ 7105.209797][T19513]      netlink_unicast+0x449/0x710
[ 7105.209797][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7105.209797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7105.209797][T19513]      ___sys_sendmsg+0xee/0x170
[ 7105.209797][T19513]      __sys_sendmsg+0xcd/0x170
[ 7105.209797][T19513]      do_syscall_64+0xc6/0x1e0
[ 7105.209797][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7105.209797][T19513] 
[ 7105.212005][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7105.212005][T19513]      netdev_get_by_index+0x5e/0x80
[ 7105.212005][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7105.212005][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7105.212005][T19513]      ip6_route_add+0x1c/0x140
[ 7105.212005][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7105.212005][T19513]      addrconf_add_dev+0xe2/0x170
[ 7105.212005][T19513]      inet6_addr_add+0x12f/0xa40
[ 7105.212005][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7105.212005][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7105.212005][T19513]      netlink_rcv_skb+0x130/0x360
[ 7105.212005][T19513]      netlink_unicast+0x449/0x710
[ 7105.212005][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7105.212005][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7105.212005][T19513]      ___sys_sendmsg+0xee/0x170
[ 7105.212005][T19513]      __sys_sendmsg+0xcd/0x170
[ 7105.212005][T19513]      do_syscall_64+0xc6/0x1e0
[ 7105.212005][T19513] 
[ 7105.214196][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7105.214196][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7105.214196][T19513]      ipv6_find_idev+0x102/0x170
[ 7105.214196][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7105.214196][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7105.214196][T19513]      netlink_rcv_skb+0x130/0x360
[ 7105.214196][T19513]      netlink_unicast+0x449/0x710
[ 7105.214196][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7105.214196][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7105.214196][T19513]      ___sys_sendmsg+0xee/0x170
[ 7105.214196][T19513]      __sys_sendmsg+0xcd/0x170
[ 7105.214196][T19513]      do_syscall_64+0xc6/0x1e0
[ 7105.214196][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7105.214196][T19513] 
[ 7105.215890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7105.215890][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7105.215890][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7105.215890][T19513]      ipv6_find_idev+0x102/0x170
[ 7105.215890][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7105.215890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7105.215890][T19513]      netlink_rcv_skb+0x130/0x360
[ 7105.215890][T19513]      netlink_unicast+0x449/0x710
[ 7105.215890][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7105.215890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7105.215890][T19513]      ___sys_sendmsg+0xee/0x170
[ 7105.215890][T19513]      __sys_sendmsg+0xcd/0x170
[ 7105.215890][T19513]      do_syscall_64+0xc6/0x1e0
[ 7105.215890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7105.215890][T19513] 
[ 7115.455156][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7115.455639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7115.455639][T19513]      netdev_get_by_index+0x5e/0x80
[ 7115.455639][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7115.455639][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7115.455639][T19513]      ip6_route_add+0x1c/0x140
[ 7115.455639][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7115.455639][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7115.455639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7115.455639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7115.455639][T19513]      netlink_rcv_skb+0x130/0x360
[ 7115.455639][T19513]      netlink_unicast+0x449/0x710
[ 7115.455639][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7115.455639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7115.455639][T19513]      ___sys_sendmsg+0xee/0x170
[ 7115.455639][T19513]      __sys_sendmsg+0xcd/0x170
[ 7115.455639][T19513]      do_syscall_64+0xc6/0x1e0
[ 7115.455639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7115.455639][T19513] 
[ 7115.457924][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7115.457924][T19513]      netdev_get_by_index+0x5e/0x80
[ 7115.457924][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7115.457924][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7115.457924][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7115.457924][T19513]      ipv6_add_addr+0x411/0x2000
[ 7115.457924][T19513]      inet6_addr_add+0x30e/0xa40
[ 7115.457924][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7115.457924][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7115.457924][T19513]      netlink_rcv_skb+0x130/0x360
[ 7115.457924][T19513]      netlink_unicast+0x449/0x710
[ 7115.457924][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7115.457924][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7115.457924][T19513]      ___sys_sendmsg+0xee/0x170
[ 7115.457924][T19513]      __sys_sendmsg+0xcd/0x170
[ 7115.457924][T19513]      do_syscall_64+0xc6/0x1e0
[ 7115.457924][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7115.457924][T19513] 
[ 7115.460146][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7115.460146][T19513]      netdev_get_by_index+0x5e/0x80
[ 7115.460146][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7115.460146][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7115.460146][T19513]      ip6_route_add+0x1c/0x140
[ 7115.460146][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7115.460146][T19513]      addrconf_add_dev+0xe2/0x170
[ 7115.460146][T19513]      inet6_addr_add+0x12f/0xa40
[ 7115.460146][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7115.460146][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7115.460146][T19513]      netlink_rcv_skb+0x130/0x360
[ 7115.460146][T19513]      netlink_unicast+0x449/0x710
[ 7115.460146][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7115.460146][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7115.460146][T19513]      ___sys_sendmsg+0xee/0x170
[ 7115.460146][T19513]      __sys_sendmsg+0xcd/0x170
[ 7115.460146][T19513]      do_syscall_64+0xc6/0x1e0
[ 7115.460146][T19513] 
[ 7115.462358][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7115.462358][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7115.462358][T19513]      ipv6_find_idev+0x102/0x170
[ 7115.462358][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7115.462358][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7115.462358][T19513]      netlink_rcv_skb+0x130/0x360
[ 7115.462358][T19513]      netlink_unicast+0x449/0x710
[ 7115.462358][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7115.462358][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7115.462358][T19513]      ___sys_sendmsg+0xee/0x170
[ 7115.462358][T19513]      __sys_sendmsg+0xcd/0x170
[ 7115.462358][T19513]      do_syscall_64+0xc6/0x1e0
[ 7115.462358][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7115.462358][T19513] 
[ 7115.464773][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7115.464773][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7115.464773][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7115.464773][T19513]      ipv6_find_idev+0x102/0x170
[ 7115.464773][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7115.464773][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7115.464773][T19513]      netlink_rcv_skb+0x130/0x360
[ 7115.464773][T19513]      netlink_unicast+0x449/0x710
[ 7115.464773][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7115.464773][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7115.464773][T19513]      ___sys_sendmsg+0xee/0x170
[ 7115.464773][T19513]      __sys_sendmsg+0xcd/0x170
[ 7115.464773][T19513]      do_syscall_64+0xc6/0x1e0
[ 7115.464773][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7115.464773][T19513] 
[ 7125.703144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7125.703632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7125.703632][T19513]      netdev_get_by_index+0x5e/0x80
[ 7125.703632][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7125.703632][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7125.703632][T19513]      ip6_route_add+0x1c/0x140
[ 7125.703632][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7125.703632][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7125.703632][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7125.703632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7125.703632][T19513]      netlink_rcv_skb+0x130/0x360
[ 7125.703632][T19513]      netlink_unicast+0x449/0x710
[ 7125.703632][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7125.703632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7125.703632][T19513]      ___sys_sendmsg+0xee/0x170
[ 7125.703632][T19513]      __sys_sendmsg+0xcd/0x170
[ 7125.703632][T19513]      do_syscall_64+0xc6/0x1e0
[ 7125.703632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7125.703632][T19513] 
[ 7125.705901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7125.705901][T19513]      netdev_get_by_index+0x5e/0x80
[ 7125.705901][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7125.705901][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7125.705901][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7125.705901][T19513]      ipv6_add_addr+0x411/0x2000
[ 7125.705901][T19513]      inet6_addr_add+0x30e/0xa40
[ 7125.705901][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7125.705901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7125.705901][T19513]      netlink_rcv_skb+0x130/0x360
[ 7125.705901][T19513]      netlink_unicast+0x449/0x710
[ 7125.705901][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7125.705901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7125.705901][T19513]      ___sys_sendmsg+0xee/0x170
[ 7125.705901][T19513]      __sys_sendmsg+0xcd/0x170
[ 7125.705901][T19513]      do_syscall_64+0xc6/0x1e0
[ 7125.705901][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7125.705901][T19513] 
[ 7125.708129][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7125.708129][T19513]      netdev_get_by_index+0x5e/0x80
[ 7125.708129][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7125.708129][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7125.708129][T19513]      ip6_route_add+0x1c/0x140
[ 7125.708129][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7125.708129][T19513]      addrconf_add_dev+0xe2/0x170
[ 7125.708129][T19513]      inet6_addr_add+0x12f/0xa40
[ 7125.708129][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7125.708129][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7125.708129][T19513]      netlink_rcv_skb+0x130/0x360
[ 7125.708129][T19513]      netlink_unicast+0x449/0x710
[ 7125.708129][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7125.708129][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7125.708129][T19513]      ___sys_sendmsg+0xee/0x170
[ 7125.708129][T19513]      __sys_sendmsg+0xcd/0x170
[ 7125.708129][T19513]      do_syscall_64+0xc6/0x1e0
[ 7125.708129][T19513] 
[ 7125.710314][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7125.710314][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7125.710314][T19513]      ipv6_find_idev+0x102/0x170
[ 7125.710314][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7125.710314][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7125.710314][T19513]      netlink_rcv_skb+0x130/0x360
[ 7125.710314][T19513]      netlink_unicast+0x449/0x710
[ 7125.710314][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7125.710314][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7125.710314][T19513]      ___sys_sendmsg+0xee/0x170
[ 7125.710314][T19513]      __sys_sendmsg+0xcd/0x170
[ 7125.710314][T19513]      do_syscall_64+0xc6/0x1e0
[ 7125.710314][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7125.710314][T19513] 
[ 7125.712122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7125.712122][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7125.712122][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7125.712122][T19513]      ipv6_find_idev+0x102/0x170
[ 7125.712122][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7125.712122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7125.712122][T19513]      netlink_rcv_skb+0x130/0x360
[ 7125.712122][T19513]      netlink_unicast+0x449/0x710
[ 7125.712122][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7125.712122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7125.712122][T19513]      ___sys_sendmsg+0xee/0x170
[ 7125.712122][T19513]      __sys_sendmsg+0xcd/0x170
[ 7125.712122][T19513]      do_syscall_64+0xc6/0x1e0
[ 7125.712122][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7125.712122][T19513] 
[ 7135.855070][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7135.855563][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7135.855563][T19513]      netdev_get_by_index+0x5e/0x80
[ 7135.855563][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7135.855563][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7135.855563][T19513]      ip6_route_add+0x1c/0x140
[ 7135.855563][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7135.855563][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7135.855563][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7135.855563][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7135.855563][T19513]      netlink_rcv_skb+0x130/0x360
[ 7135.855563][T19513]      netlink_unicast+0x449/0x710
[ 7135.855563][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7135.855563][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7135.855563][T19513]      ___sys_sendmsg+0xee/0x170
[ 7135.855563][T19513]      __sys_sendmsg+0xcd/0x170
[ 7135.855563][T19513]      do_syscall_64+0xc6/0x1e0
[ 7135.855563][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7135.855563][T19513] 
[ 7135.857793][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7135.857793][T19513]      netdev_get_by_index+0x5e/0x80
[ 7135.857793][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7135.857793][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7135.857793][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7135.857793][T19513]      ipv6_add_addr+0x411/0x2000
[ 7135.857793][T19513]      inet6_addr_add+0x30e/0xa40
[ 7135.857793][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7135.857793][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7135.857793][T19513]      netlink_rcv_skb+0x130/0x360
[ 7135.857793][T19513]      netlink_unicast+0x449/0x710
[ 7135.857793][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7135.857793][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7135.857793][T19513]      ___sys_sendmsg+0xee/0x170
[ 7135.857793][T19513]      __sys_sendmsg+0xcd/0x170
[ 7135.857793][T19513]      do_syscall_64+0xc6/0x1e0
[ 7135.857793][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7135.857793][T19513] 
[ 7135.860001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7135.860001][T19513]      netdev_get_by_index+0x5e/0x80
[ 7135.860001][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7135.860001][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7135.860001][T19513]      ip6_route_add+0x1c/0x140
[ 7135.860001][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7135.860001][T19513]      addrconf_add_dev+0xe2/0x170
[ 7135.860001][T19513]      inet6_addr_add+0x12f/0xa40
[ 7135.860001][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7135.860001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7135.860001][T19513]      netlink_rcv_skb+0x130/0x360
[ 7135.860001][T19513]      netlink_unicast+0x449/0x710
[ 7135.860001][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7135.860001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7135.860001][T19513]      ___sys_sendmsg+0xee/0x170
[ 7135.860001][T19513]      __sys_sendmsg+0xcd/0x170
[ 7135.860001][T19513]      do_syscall_64+0xc6/0x1e0
[ 7135.860001][T19513] 
[ 7135.862180][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7135.862180][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7135.862180][T19513]      ipv6_find_idev+0x102/0x170
[ 7135.862180][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7135.862180][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7135.862180][T19513]      netlink_rcv_skb+0x130/0x360
[ 7135.862180][T19513]      netlink_unicast+0x449/0x710
[ 7135.862180][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7135.862180][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7135.862180][T19513]      ___sys_sendmsg+0xee/0x170
[ 7135.862180][T19513]      __sys_sendmsg+0xcd/0x170
[ 7135.862180][T19513]      do_syscall_64+0xc6/0x1e0
[ 7135.862180][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7135.862180][T19513] 
[ 7135.863887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7135.863887][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7135.863887][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7135.863887][T19513]      ipv6_find_idev+0x102/0x170
[ 7135.863887][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7135.863887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7135.863887][T19513]      netlink_rcv_skb+0x130/0x360
[ 7135.863887][T19513]      netlink_unicast+0x449/0x710
[ 7135.863887][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7135.863887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7135.863887][T19513]      ___sys_sendmsg+0xee/0x170
[ 7135.863887][T19513]      __sys_sendmsg+0xcd/0x170
[ 7135.863887][T19513]      do_syscall_64+0xc6/0x1e0
[ 7135.863887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7135.863887][T19513] 
[ 7145.975074][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7145.975558][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7145.975558][T19513]      netdev_get_by_index+0x5e/0x80
[ 7145.975558][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7145.975558][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7145.975558][T19513]      ip6_route_add+0x1c/0x140
[ 7145.975558][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7145.975558][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7145.975558][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7145.975558][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7145.975558][T19513]      netlink_rcv_skb+0x130/0x360
[ 7145.975558][T19513]      netlink_unicast+0x449/0x710
[ 7145.975558][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7145.975558][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7145.975558][T19513]      ___sys_sendmsg+0xee/0x170
[ 7145.975558][T19513]      __sys_sendmsg+0xcd/0x170
[ 7145.975558][T19513]      do_syscall_64+0xc6/0x1e0
[ 7145.975558][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7145.975558][T19513] 
[ 7145.977801][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7145.977801][T19513]      netdev_get_by_index+0x5e/0x80
[ 7145.977801][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7145.977801][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7145.977801][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7145.977801][T19513]      ipv6_add_addr+0x411/0x2000
[ 7145.977801][T19513]      inet6_addr_add+0x30e/0xa40
[ 7145.977801][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7145.977801][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7145.977801][T19513]      netlink_rcv_skb+0x130/0x360
[ 7145.977801][T19513]      netlink_unicast+0x449/0x710
[ 7145.977801][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7145.977801][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7145.977801][T19513]      ___sys_sendmsg+0xee/0x170
[ 7145.977801][T19513]      __sys_sendmsg+0xcd/0x170
[ 7145.977801][T19513]      do_syscall_64+0xc6/0x1e0
[ 7145.977801][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7145.977801][T19513] 
[ 7145.980016][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7145.980016][T19513]      netdev_get_by_index+0x5e/0x80
[ 7145.980016][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7145.980016][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7145.980016][T19513]      ip6_route_add+0x1c/0x140
[ 7145.980016][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7145.980016][T19513]      addrconf_add_dev+0xe2/0x170
[ 7145.980016][T19513]      inet6_addr_add+0x12f/0xa40
[ 7145.980016][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7145.980016][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7145.980016][T19513]      netlink_rcv_skb+0x130/0x360
[ 7145.980016][T19513]      netlink_unicast+0x449/0x710
[ 7145.980016][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7145.980016][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7145.980016][T19513]      ___sys_sendmsg+0xee/0x170
[ 7145.980016][T19513]      __sys_sendmsg+0xcd/0x170
[ 7145.980016][T19513]      do_syscall_64+0xc6/0x1e0
[ 7145.980016][T19513] 
[ 7145.982184][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7145.982184][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7145.982184][T19513]      ipv6_find_idev+0x102/0x170
[ 7145.982184][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7145.982184][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7145.982184][T19513]      netlink_rcv_skb+0x130/0x360
[ 7145.982184][T19513]      netlink_unicast+0x449/0x710
[ 7145.982184][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7145.982184][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7145.982184][T19513]      ___sys_sendmsg+0xee/0x170
[ 7145.982184][T19513]      __sys_sendmsg+0xcd/0x170
[ 7145.982184][T19513]      do_syscall_64+0xc6/0x1e0
[ 7145.982184][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7145.982184][T19513] 
[ 7145.983888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7145.983888][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7145.983888][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7145.983888][T19513]      ipv6_find_idev+0x102/0x170
[ 7145.983888][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7145.983888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7145.983888][T19513]      netlink_rcv_skb+0x130/0x360
[ 7145.983888][T19513]      netlink_unicast+0x449/0x710
[ 7145.983888][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7145.983888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7145.983888][T19513]      ___sys_sendmsg+0xee/0x170
[ 7145.983888][T19513]      __sys_sendmsg+0xcd/0x170
[ 7145.983888][T19513]      do_syscall_64+0xc6/0x1e0
[ 7145.983888][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7145.983888][T19513] 
[ 7156.223165][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7156.223633][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7156.223633][T19513]      netdev_get_by_index+0x5e/0x80
[ 7156.223633][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7156.223633][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7156.223633][T19513]      ip6_route_add+0x1c/0x140
[ 7156.223633][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7156.223633][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7156.223633][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7156.223633][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7156.223633][T19513]      netlink_rcv_skb+0x130/0x360
[ 7156.223633][T19513]      netlink_unicast+0x449/0x710
[ 7156.223633][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7156.223633][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7156.223633][T19513]      ___sys_sendmsg+0xee/0x170
[ 7156.223633][T19513]      __sys_sendmsg+0xcd/0x170
[ 7156.223633][T19513]      do_syscall_64+0xc6/0x1e0
[ 7156.223633][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7156.223633][T19513] 
[ 7156.225909][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7156.225909][T19513]      netdev_get_by_index+0x5e/0x80
[ 7156.225909][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7156.225909][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7156.225909][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7156.225909][T19513]      ipv6_add_addr+0x411/0x2000
[ 7156.225909][T19513]      inet6_addr_add+0x30e/0xa40
[ 7156.225909][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7156.225909][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7156.225909][T19513]      netlink_rcv_skb+0x130/0x360
[ 7156.225909][T19513]      netlink_unicast+0x449/0x710
[ 7156.225909][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7156.225909][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7156.225909][T19513]      ___sys_sendmsg+0xee/0x170
[ 7156.225909][T19513]      __sys_sendmsg+0xcd/0x170
[ 7156.225909][T19513]      do_syscall_64+0xc6/0x1e0
[ 7156.225909][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7156.225909][T19513] 
[ 7156.228126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7156.228126][T19513]      netdev_get_by_index+0x5e/0x80
[ 7156.228126][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7156.228126][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7156.228126][T19513]      ip6_route_add+0x1c/0x140
[ 7156.228126][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7156.228126][T19513]      addrconf_add_dev+0xe2/0x170
[ 7156.228126][T19513]      inet6_addr_add+0x12f/0xa40
[ 7156.228126][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7156.228126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7156.228126][T19513]      netlink_rcv_skb+0x130/0x360
[ 7156.228126][T19513]      netlink_unicast+0x449/0x710
[ 7156.228126][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7156.228126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7156.228126][T19513]      ___sys_sendmsg+0xee/0x170
[ 7156.228126][T19513]      __sys_sendmsg+0xcd/0x170
[ 7156.228126][T19513]      do_syscall_64+0xc6/0x1e0
[ 7156.228126][T19513] 
[ 7156.230317][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7156.230317][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7156.230317][T19513]      ipv6_find_idev+0x102/0x170
[ 7156.230317][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7156.230317][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7156.230317][T19513]      netlink_rcv_skb+0x130/0x360
[ 7156.230317][T19513]      netlink_unicast+0x449/0x710
[ 7156.230317][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7156.230317][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7156.230317][T19513]      ___sys_sendmsg+0xee/0x170
[ 7156.230317][T19513]      __sys_sendmsg+0xcd/0x170
[ 7156.230317][T19513]      do_syscall_64+0xc6/0x1e0
[ 7156.230317][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7156.230317][T19513] 
[ 7156.232025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7156.232025][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7156.232025][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7156.232025][T19513]      ipv6_find_idev+0x102/0x170
[ 7156.232025][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7156.232025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7156.232025][T19513]      netlink_rcv_skb+0x130/0x360
[ 7156.232025][T19513]      netlink_unicast+0x449/0x710
[ 7156.232025][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7156.232025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7156.232025][T19513]      ___sys_sendmsg+0xee/0x170
[ 7156.232025][T19513]      __sys_sendmsg+0xcd/0x170
[ 7156.232025][T19513]      do_syscall_64+0xc6/0x1e0
[ 7156.232025][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7156.232025][T19513] 
[ 7166.471128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7166.471605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7166.471605][T19513]      netdev_get_by_index+0x5e/0x80
[ 7166.471605][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7166.471605][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7166.471605][T19513]      ip6_route_add+0x1c/0x140
[ 7166.471605][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7166.471605][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7166.471605][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7166.471605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7166.471605][T19513]      netlink_rcv_skb+0x130/0x360
[ 7166.471605][T19513]      netlink_unicast+0x449/0x710
[ 7166.471605][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7166.471605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7166.471605][T19513]      ___sys_sendmsg+0xee/0x170
[ 7166.471605][T19513]      __sys_sendmsg+0xcd/0x170
[ 7166.471605][T19513]      do_syscall_64+0xc6/0x1e0
[ 7166.471605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7166.471605][T19513] 
[ 7166.473880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7166.473880][T19513]      netdev_get_by_index+0x5e/0x80
[ 7166.473880][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7166.473880][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7166.473880][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7166.473880][T19513]      ipv6_add_addr+0x411/0x2000
[ 7166.473880][T19513]      inet6_addr_add+0x30e/0xa40
[ 7166.473880][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7166.473880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7166.473880][T19513]      netlink_rcv_skb+0x130/0x360
[ 7166.473880][T19513]      netlink_unicast+0x449/0x710
[ 7166.473880][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7166.473880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7166.473880][T19513]      ___sys_sendmsg+0xee/0x170
[ 7166.473880][T19513]      __sys_sendmsg+0xcd/0x170
[ 7166.473880][T19513]      do_syscall_64+0xc6/0x1e0
[ 7166.473880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7166.473880][T19513] 
[ 7166.476117][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7166.476117][T19513]      netdev_get_by_index+0x5e/0x80
[ 7166.476117][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7166.476117][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7166.476117][T19513]      ip6_route_add+0x1c/0x140
[ 7166.476117][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7166.476117][T19513]      addrconf_add_dev+0xe2/0x170
[ 7166.476117][T19513]      inet6_addr_add+0x12f/0xa40
[ 7166.476117][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7166.476117][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7166.476117][T19513]      netlink_rcv_skb+0x130/0x360
[ 7166.476117][T19513]      netlink_unicast+0x449/0x710
[ 7166.476117][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7166.476117][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7166.476117][T19513]      ___sys_sendmsg+0xee/0x170
[ 7166.476117][T19513]      __sys_sendmsg+0xcd/0x170
[ 7166.476117][T19513]      do_syscall_64+0xc6/0x1e0
[ 7166.476117][T19513] 
[ 7166.478347][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7166.478347][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7166.478347][T19513]      ipv6_find_idev+0x102/0x170
[ 7166.478347][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7166.478347][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7166.478347][T19513]      netlink_rcv_skb+0x130/0x360
[ 7166.478347][T19513]      netlink_unicast+0x449/0x710
[ 7166.478347][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7166.478347][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7166.478347][T19513]      ___sys_sendmsg+0xee/0x170
[ 7166.478347][T19513]      __sys_sendmsg+0xcd/0x170
[ 7166.478347][T19513]      do_syscall_64+0xc6/0x1e0
[ 7166.478347][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7166.478347][T19513] 
[ 7166.480045][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7166.480045][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7166.480045][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7166.480045][T19513]      ipv6_find_idev+0x102/0x170
[ 7166.480045][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7166.480045][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7166.480045][T19513]      netlink_rcv_skb+0x130/0x360
[ 7166.480045][T19513]      netlink_unicast+0x449/0x710
[ 7166.480045][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7166.480045][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7166.480045][T19513]      ___sys_sendmsg+0xee/0x170
[ 7166.480045][T19513]      __sys_sendmsg+0xcd/0x170
[ 7166.480045][T19513]      do_syscall_64+0xc6/0x1e0
[ 7166.480045][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7166.480045][T19513] 
[ 7176.719158][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7176.719619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7176.719619][T19513]      netdev_get_by_index+0x5e/0x80
[ 7176.719619][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7176.719619][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7176.719619][T19513]      ip6_route_add+0x1c/0x140
[ 7176.719619][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7176.719619][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7176.719619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7176.719619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7176.719619][T19513]      netlink_rcv_skb+0x130/0x360
[ 7176.719619][T19513]      netlink_unicast+0x449/0x710
[ 7176.719619][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7176.719619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7176.719619][T19513]      ___sys_sendmsg+0xee/0x170
[ 7176.719619][T19513]      __sys_sendmsg+0xcd/0x170
[ 7176.719619][T19513]      do_syscall_64+0xc6/0x1e0
[ 7176.719619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7176.719619][T19513] 
[ 7176.721857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7176.721857][T19513]      netdev_get_by_index+0x5e/0x80
[ 7176.721857][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7176.721857][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7176.721857][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7176.721857][T19513]      ipv6_add_addr+0x411/0x2000
[ 7176.721857][T19513]      inet6_addr_add+0x30e/0xa40
[ 7176.721857][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7176.721857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7176.721857][T19513]      netlink_rcv_skb+0x130/0x360
[ 7176.721857][T19513]      netlink_unicast+0x449/0x710
[ 7176.721857][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7176.721857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7176.721857][T19513]      ___sys_sendmsg+0xee/0x170
[ 7176.721857][T19513]      __sys_sendmsg+0xcd/0x170
[ 7176.721857][T19513]      do_syscall_64+0xc6/0x1e0
[ 7176.721857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7176.721857][T19513] 
[ 7176.724076][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7176.724076][T19513]      netdev_get_by_index+0x5e/0x80
[ 7176.724076][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7176.724076][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7176.724076][T19513]      ip6_route_add+0x1c/0x140
[ 7176.724076][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7176.724076][T19513]      addrconf_add_dev+0xe2/0x170
[ 7176.724076][T19513]      inet6_addr_add+0x12f/0xa40
[ 7176.724076][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7176.724076][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7176.724076][T19513]      netlink_rcv_skb+0x130/0x360
[ 7176.724076][T19513]      netlink_unicast+0x449/0x710
[ 7176.724076][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7176.724076][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7176.724076][T19513]      ___sys_sendmsg+0xee/0x170
[ 7176.724076][T19513]      __sys_sendmsg+0xcd/0x170
[ 7176.724076][T19513]      do_syscall_64+0xc6/0x1e0
[ 7176.724076][T19513] 
[ 7176.726241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7176.726241][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7176.726241][T19513]      ipv6_find_idev+0x102/0x170
[ 7176.726241][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7176.726241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7176.726241][T19513]      netlink_rcv_skb+0x130/0x360
[ 7176.726241][T19513]      netlink_unicast+0x449/0x710
[ 7176.726241][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7176.726241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7176.726241][T19513]      ___sys_sendmsg+0xee/0x170
[ 7176.726241][T19513]      __sys_sendmsg+0xcd/0x170
[ 7176.726241][T19513]      do_syscall_64+0xc6/0x1e0
[ 7176.726241][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7176.726241][T19513] 
[ 7176.727939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7176.727939][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7176.727939][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7176.727939][T19513]      ipv6_find_idev+0x102/0x170
[ 7176.727939][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7176.727939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7176.727939][T19513]      netlink_rcv_skb+0x130/0x360
[ 7176.727939][T19513]      netlink_unicast+0x449/0x710
[ 7176.727939][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7176.727939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7176.727939][T19513]      ___sys_sendmsg+0xee/0x170
[ 7176.727939][T19513]      __sys_sendmsg+0xcd/0x170
[ 7176.727939][T19513]      do_syscall_64+0xc6/0x1e0
[ 7176.727939][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7176.727939][T19513] 
[ 7186.967167][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7186.967598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7186.967598][T19513]      netdev_get_by_index+0x5e/0x80
[ 7186.967598][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7186.967598][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7186.967598][T19513]      ip6_route_add+0x1c/0x140
[ 7186.967598][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7186.967598][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7186.967598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7186.967598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7186.967598][T19513]      netlink_rcv_skb+0x130/0x360
[ 7186.967598][T19513]      netlink_unicast+0x449/0x710
[ 7186.967598][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7186.967598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7186.967598][T19513]      ___sys_sendmsg+0xee/0x170
[ 7186.967598][T19513]      __sys_sendmsg+0xcd/0x170
[ 7186.967598][T19513]      do_syscall_64+0xc6/0x1e0
[ 7186.967598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7186.967598][T19513] 
[ 7186.969851][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7186.969851][T19513]      netdev_get_by_index+0x5e/0x80
[ 7186.969851][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7186.969851][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7186.969851][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7186.969851][T19513]      ipv6_add_addr+0x411/0x2000
[ 7186.969851][T19513]      inet6_addr_add+0x30e/0xa40
[ 7186.969851][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7186.969851][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7186.969851][T19513]      netlink_rcv_skb+0x130/0x360
[ 7186.969851][T19513]      netlink_unicast+0x449/0x710
[ 7186.969851][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7186.969851][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7186.969851][T19513]      ___sys_sendmsg+0xee/0x170
[ 7186.969851][T19513]      __sys_sendmsg+0xcd/0x170
[ 7186.969851][T19513]      do_syscall_64+0xc6/0x1e0
[ 7186.969851][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7186.969851][T19513] 
[ 7186.972088][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7186.972088][T19513]      netdev_get_by_index+0x5e/0x80
[ 7186.972088][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7186.972088][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7186.972088][T19513]      ip6_route_add+0x1c/0x140
[ 7186.972088][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7186.972088][T19513]      addrconf_add_dev+0xe2/0x170
[ 7186.972088][T19513]      inet6_addr_add+0x12f/0xa40
[ 7186.972088][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7186.972088][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7186.972088][T19513]      netlink_rcv_skb+0x130/0x360
[ 7186.972088][T19513]      netlink_unicast+0x449/0x710
[ 7186.972088][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7186.972088][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7186.972088][T19513]      ___sys_sendmsg+0xee/0x170
[ 7186.972088][T19513]      __sys_sendmsg+0xcd/0x170
[ 7186.972088][T19513]      do_syscall_64+0xc6/0x1e0
[ 7186.972088][T19513] 
[ 7186.974291][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7186.974291][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7186.974291][T19513]      ipv6_find_idev+0x102/0x170
[ 7186.974291][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7186.974291][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7186.974291][T19513]      netlink_rcv_skb+0x130/0x360
[ 7186.974291][T19513]      netlink_unicast+0x449/0x710
[ 7186.974291][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7186.974291][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7186.974291][T19513]      ___sys_sendmsg+0xee/0x170
[ 7186.974291][T19513]      __sys_sendmsg+0xcd/0x170
[ 7186.974291][T19513]      do_syscall_64+0xc6/0x1e0
[ 7186.974291][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7186.974291][T19513] 
[ 7186.976002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7186.976002][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7186.976002][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7186.976002][T19513]      ipv6_find_idev+0x102/0x170
[ 7186.976002][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7186.976002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7186.976002][T19513]      netlink_rcv_skb+0x130/0x360
[ 7186.976002][T19513]      netlink_unicast+0x449/0x710
[ 7186.976002][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7186.976002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7186.976002][T19513]      ___sys_sendmsg+0xee/0x170
[ 7186.976002][T19513]      __sys_sendmsg+0xcd/0x170
[ 7186.976002][T19513]      do_syscall_64+0xc6/0x1e0
[ 7186.976002][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7186.976002][T19513] 
[ 7197.215126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7197.215611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7197.215611][T19513]      netdev_get_by_index+0x5e/0x80
[ 7197.215611][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7197.215611][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7197.215611][T19513]      ip6_route_add+0x1c/0x140
[ 7197.215611][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7197.215611][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7197.215611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7197.215611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7197.215611][T19513]      netlink_rcv_skb+0x130/0x360
[ 7197.215611][T19513]      netlink_unicast+0x449/0x710
[ 7197.215611][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7197.215611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7197.215611][T19513]      ___sys_sendmsg+0xee/0x170
[ 7197.215611][T19513]      __sys_sendmsg+0xcd/0x170
[ 7197.215611][T19513]      do_syscall_64+0xc6/0x1e0
[ 7197.215611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7197.215611][T19513] 
[ 7197.217871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7197.217871][T19513]      netdev_get_by_index+0x5e/0x80
[ 7197.217871][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7197.217871][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7197.217871][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7197.217871][T19513]      ipv6_add_addr+0x411/0x2000
[ 7197.217871][T19513]      inet6_addr_add+0x30e/0xa40
[ 7197.217871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7197.217871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7197.217871][T19513]      netlink_rcv_skb+0x130/0x360
[ 7197.217871][T19513]      netlink_unicast+0x449/0x710
[ 7197.217871][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7197.217871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7197.217871][T19513]      ___sys_sendmsg+0xee/0x170
[ 7197.217871][T19513]      __sys_sendmsg+0xcd/0x170
[ 7197.217871][T19513]      do_syscall_64+0xc6/0x1e0
[ 7197.217871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7197.217871][T19513] 
[ 7197.220117][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7197.220117][T19513]      netdev_get_by_index+0x5e/0x80
[ 7197.220117][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7197.220117][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7197.220117][T19513]      ip6_route_add+0x1c/0x140
[ 7197.220117][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7197.220117][T19513]      addrconf_add_dev+0xe2/0x170
[ 7197.220117][T19513]      inet6_addr_add+0x12f/0xa40
[ 7197.220117][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7197.220117][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7197.220117][T19513]      netlink_rcv_skb+0x130/0x360
[ 7197.220117][T19513]      netlink_unicast+0x449/0x710
[ 7197.220117][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7197.220117][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7197.220117][T19513]      ___sys_sendmsg+0xee/0x170
[ 7197.220117][T19513]      __sys_sendmsg+0xcd/0x170
[ 7197.220117][T19513]      do_syscall_64+0xc6/0x1e0
[ 7197.220117][T19513] 
[ 7197.222303][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7197.222303][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7197.222303][T19513]      ipv6_find_idev+0x102/0x170
[ 7197.222303][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7197.222303][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7197.222303][T19513]      netlink_rcv_skb+0x130/0x360
[ 7197.222303][T19513]      netlink_unicast+0x449/0x710
[ 7197.222303][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7197.222303][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7197.222303][T19513]      ___sys_sendmsg+0xee/0x170
[ 7197.222303][T19513]      __sys_sendmsg+0xcd/0x170
[ 7197.222303][T19513]      do_syscall_64+0xc6/0x1e0
[ 7197.222303][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7197.222303][T19513] 
[ 7197.224027][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7197.224027][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7197.224027][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7197.224027][T19513]      ipv6_find_idev+0x102/0x170
[ 7197.224027][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7197.224027][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7197.224027][T19513]      netlink_rcv_skb+0x130/0x360
[ 7197.224027][T19513]      netlink_unicast+0x449/0x710
[ 7197.224027][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7197.224027][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7197.224027][T19513]      ___sys_sendmsg+0xee/0x170
[ 7197.224027][T19513]      __sys_sendmsg+0xcd/0x170
[ 7197.224027][T19513]      do_syscall_64+0xc6/0x1e0
[ 7197.224027][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7197.224027][T19513] 
[ 7207.463210][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7207.463712][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7207.463712][T19513]      netdev_get_by_index+0x5e/0x80
[ 7207.463712][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7207.463712][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7207.463712][T19513]      ip6_route_add+0x1c/0x140
[ 7207.463712][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7207.463712][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7207.463712][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7207.463712][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7207.463712][T19513]      netlink_rcv_skb+0x130/0x360
[ 7207.463712][T19513]      netlink_unicast+0x449/0x710
[ 7207.463712][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7207.463712][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7207.463712][T19513]      ___sys_sendmsg+0xee/0x170
[ 7207.463712][T19513]      __sys_sendmsg+0xcd/0x170
[ 7207.463712][T19513]      do_syscall_64+0xc6/0x1e0
[ 7207.463712][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7207.463712][T19513] 
[ 7207.465964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7207.465964][T19513]      netdev_get_by_index+0x5e/0x80
[ 7207.465964][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7207.465964][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7207.465964][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7207.465964][T19513]      ipv6_add_addr+0x411/0x2000
[ 7207.465964][T19513]      inet6_addr_add+0x30e/0xa40
[ 7207.465964][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7207.465964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7207.465964][T19513]      netlink_rcv_skb+0x130/0x360
[ 7207.465964][T19513]      netlink_unicast+0x449/0x710
[ 7207.465964][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7207.465964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7207.465964][T19513]      ___sys_sendmsg+0xee/0x170
[ 7207.465964][T19513]      __sys_sendmsg+0xcd/0x170
[ 7207.465964][T19513]      do_syscall_64+0xc6/0x1e0
[ 7207.465964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7207.465964][T19513] 
[ 7207.468723][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7207.468723][T19513]      netdev_get_by_index+0x5e/0x80
[ 7207.468723][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7207.468723][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7207.468723][T19513]      ip6_route_add+0x1c/0x140
[ 7207.468723][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7207.468723][T19513]      addrconf_add_dev+0xe2/0x170
[ 7207.468723][T19513]      inet6_addr_add+0x12f/0xa40
[ 7207.468723][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7207.468723][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7207.468723][T19513]      netlink_rcv_skb+0x130/0x360
[ 7207.468723][T19513]      netlink_unicast+0x449/0x710
[ 7207.468723][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7207.468723][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7207.468723][T19513]      ___sys_sendmsg+0xee/0x170
[ 7207.468723][T19513]      __sys_sendmsg+0xcd/0x170
[ 7207.468723][T19513]      do_syscall_64+0xc6/0x1e0
[ 7207.468723][T19513] 
[ 7207.470918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7207.470918][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7207.470918][T19513]      ipv6_find_idev+0x102/0x170
[ 7207.470918][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7207.470918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7207.470918][T19513]      netlink_rcv_skb+0x130/0x360
[ 7207.470918][T19513]      netlink_unicast+0x449/0x710
[ 7207.470918][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7207.470918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7207.470918][T19513]      ___sys_sendmsg+0xee/0x170
[ 7207.470918][T19513]      __sys_sendmsg+0xcd/0x170
[ 7207.470918][T19513]      do_syscall_64+0xc6/0x1e0
[ 7207.470918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7207.470918][T19513] 
[ 7207.472713][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7207.472713][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7207.472713][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7207.472713][T19513]      ipv6_find_idev+0x102/0x170
[ 7207.472713][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7207.472713][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7207.472713][T19513]      netlink_rcv_skb+0x130/0x360
[ 7207.472713][T19513]      netlink_unicast+0x449/0x710
[ 7207.472713][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7207.472713][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7207.472713][T19513]      ___sys_sendmsg+0xee/0x170
[ 7207.472713][T19513]      __sys_sendmsg+0xcd/0x170
[ 7207.472713][T19513]      do_syscall_64+0xc6/0x1e0
[ 7207.472713][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7207.472713][T19513] 
[ 7217.711152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7217.711613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7217.711613][T19513]      netdev_get_by_index+0x5e/0x80
[ 7217.711613][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7217.711613][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7217.711613][T19513]      ip6_route_add+0x1c/0x140
[ 7217.711613][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7217.711613][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7217.711613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7217.711613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7217.711613][T19513]      netlink_rcv_skb+0x130/0x360
[ 7217.711613][T19513]      netlink_unicast+0x449/0x710
[ 7217.711613][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7217.711613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7217.711613][T19513]      ___sys_sendmsg+0xee/0x170
[ 7217.711613][T19513]      __sys_sendmsg+0xcd/0x170
[ 7217.711613][T19513]      do_syscall_64+0xc6/0x1e0
[ 7217.711613][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7217.711613][T19513] 
[ 7217.713872][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7217.713872][T19513]      netdev_get_by_index+0x5e/0x80
[ 7217.713872][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7217.713872][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7217.713872][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7217.713872][T19513]      ipv6_add_addr+0x411/0x2000
[ 7217.713872][T19513]      inet6_addr_add+0x30e/0xa40
[ 7217.713872][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7217.713872][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7217.713872][T19513]      netlink_rcv_skb+0x130/0x360
[ 7217.713872][T19513]      netlink_unicast+0x449/0x710
[ 7217.713872][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7217.713872][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7217.713872][T19513]      ___sys_sendmsg+0xee/0x170
[ 7217.713872][T19513]      __sys_sendmsg+0xcd/0x170
[ 7217.713872][T19513]      do_syscall_64+0xc6/0x1e0
[ 7217.713872][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7217.713872][T19513] 
[ 7217.716073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7217.716073][T19513]      netdev_get_by_index+0x5e/0x80
[ 7217.716073][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7217.716073][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7217.716073][T19513]      ip6_route_add+0x1c/0x140
[ 7217.716073][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7217.716073][T19513]      addrconf_add_dev+0xe2/0x170
[ 7217.716073][T19513]      inet6_addr_add+0x12f/0xa40
[ 7217.716073][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7217.716073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7217.716073][T19513]      netlink_rcv_skb+0x130/0x360
[ 7217.716073][T19513]      netlink_unicast+0x449/0x710
[ 7217.716073][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7217.716073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7217.716073][T19513]      ___sys_sendmsg+0xee/0x170
[ 7217.716073][T19513]      __sys_sendmsg+0xcd/0x170
[ 7217.716073][T19513]      do_syscall_64+0xc6/0x1e0
[ 7217.716073][T19513] 
[ 7217.718234][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7217.718234][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7217.718234][T19513]      ipv6_find_idev+0x102/0x170
[ 7217.718234][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7217.718234][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7217.718234][T19513]      netlink_rcv_skb+0x130/0x360
[ 7217.718234][T19513]      netlink_unicast+0x449/0x710
[ 7217.718234][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7217.718234][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7217.718234][T19513]      ___sys_sendmsg+0xee/0x170
[ 7217.718234][T19513]      __sys_sendmsg+0xcd/0x170
[ 7217.718234][T19513]      do_syscall_64+0xc6/0x1e0
[ 7217.718234][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7217.718234][T19513] 
[ 7217.719925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7217.719925][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7217.719925][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7217.719925][T19513]      ipv6_find_idev+0x102/0x170
[ 7217.719925][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7217.719925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7217.719925][T19513]      netlink_rcv_skb+0x130/0x360
[ 7217.719925][T19513]      netlink_unicast+0x449/0x710
[ 7217.719925][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7217.719925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7217.719925][T19513]      ___sys_sendmsg+0xee/0x170
[ 7217.719925][T19513]      __sys_sendmsg+0xcd/0x170
[ 7217.719925][T19513]      do_syscall_64+0xc6/0x1e0
[ 7217.719925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7217.719925][T19513] 
[ 7227.959127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7227.959586][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7227.959586][T19513]      netdev_get_by_index+0x5e/0x80
[ 7227.959586][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7227.959586][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7227.959586][T19513]      ip6_route_add+0x1c/0x140
[ 7227.959586][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7227.959586][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7227.959586][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7227.959586][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7227.959586][T19513]      netlink_rcv_skb+0x130/0x360
[ 7227.959586][T19513]      netlink_unicast+0x449/0x710
[ 7227.959586][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7227.959586][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7227.959586][T19513]      ___sys_sendmsg+0xee/0x170
[ 7227.959586][T19513]      __sys_sendmsg+0xcd/0x170
[ 7227.959586][T19513]      do_syscall_64+0xc6/0x1e0
[ 7227.959586][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7227.959586][T19513] 
[ 7227.961840][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7227.961840][T19513]      netdev_get_by_index+0x5e/0x80
[ 7227.961840][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7227.961840][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7227.961840][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7227.961840][T19513]      ipv6_add_addr+0x411/0x2000
[ 7227.961840][T19513]      inet6_addr_add+0x30e/0xa40
[ 7227.961840][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7227.961840][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7227.961840][T19513]      netlink_rcv_skb+0x130/0x360
[ 7227.961840][T19513]      netlink_unicast+0x449/0x710
[ 7227.961840][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7227.961840][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7227.961840][T19513]      ___sys_sendmsg+0xee/0x170
[ 7227.961840][T19513]      __sys_sendmsg+0xcd/0x170
[ 7227.961840][T19513]      do_syscall_64+0xc6/0x1e0
[ 7227.961840][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7227.961840][T19513] 
[ 7227.964187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7227.964187][T19513]      netdev_get_by_index+0x5e/0x80
[ 7227.964187][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7227.964187][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7227.964187][T19513]      ip6_route_add+0x1c/0x140
[ 7227.964187][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7227.964187][T19513]      addrconf_add_dev+0xe2/0x170
[ 7227.964187][T19513]      inet6_addr_add+0x12f/0xa40
[ 7227.964187][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7227.964187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7227.964187][T19513]      netlink_rcv_skb+0x130/0x360
[ 7227.964187][T19513]      netlink_unicast+0x449/0x710
[ 7227.964187][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7227.964187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7227.964187][T19513]      ___sys_sendmsg+0xee/0x170
[ 7227.964187][T19513]      __sys_sendmsg+0xcd/0x170
[ 7227.964187][T19513]      do_syscall_64+0xc6/0x1e0
[ 7227.964187][T19513] 
[ 7227.966347][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7227.966347][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7227.966347][T19513]      ipv6_find_idev+0x102/0x170
[ 7227.966347][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7227.966347][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7227.966347][T19513]      netlink_rcv_skb+0x130/0x360
[ 7227.966347][T19513]      netlink_unicast+0x449/0x710
[ 7227.966347][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7227.966347][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7227.966347][T19513]      ___sys_sendmsg+0xee/0x170
[ 7227.966347][T19513]      __sys_sendmsg+0xcd/0x170
[ 7227.966347][T19513]      do_syscall_64+0xc6/0x1e0
[ 7227.966347][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7227.966347][T19513] 
[ 7227.968035][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7227.968035][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7227.968035][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7227.968035][T19513]      ipv6_find_idev+0x102/0x170
[ 7227.968035][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7227.968035][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7227.968035][T19513]      netlink_rcv_skb+0x130/0x360
[ 7227.968035][T19513]      netlink_unicast+0x449/0x710
[ 7227.968035][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7227.968035][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7227.968035][T19513]      ___sys_sendmsg+0xee/0x170
[ 7227.968035][T19513]      __sys_sendmsg+0xcd/0x170
[ 7227.968035][T19513]      do_syscall_64+0xc6/0x1e0
[ 7227.968035][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7227.968035][T19513] 
[ 7238.207151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7238.207656][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7238.207656][T19513]      netdev_get_by_index+0x5e/0x80
[ 7238.207656][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7238.207656][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7238.207656][T19513]      ip6_route_add+0x1c/0x140
[ 7238.207656][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7238.207656][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7238.207656][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7238.207656][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7238.207656][T19513]      netlink_rcv_skb+0x130/0x360
[ 7238.207656][T19513]      netlink_unicast+0x449/0x710
[ 7238.207656][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7238.207656][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7238.207656][T19513]      ___sys_sendmsg+0xee/0x170
[ 7238.207656][T19513]      __sys_sendmsg+0xcd/0x170
[ 7238.207656][T19513]      do_syscall_64+0xc6/0x1e0
[ 7238.207656][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7238.207656][T19513] 
[ 7238.211315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7238.211315][T19513]      netdev_get_by_index+0x5e/0x80
[ 7238.211315][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7238.211315][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7238.211315][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7238.211315][T19513]      ipv6_add_addr+0x411/0x2000
[ 7238.211315][T19513]      inet6_addr_add+0x30e/0xa40
[ 7238.211315][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7238.211315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7238.211315][T19513]      netlink_rcv_skb+0x130/0x360
[ 7238.211315][T19513]      netlink_unicast+0x449/0x710
[ 7238.211315][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7238.211315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7238.211315][T19513]      ___sys_sendmsg+0xee/0x170
[ 7238.211315][T19513]      __sys_sendmsg+0xcd/0x170
[ 7238.211315][T19513]      do_syscall_64+0xc6/0x1e0
[ 7238.211315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7238.211315][T19513] 
[ 7238.215015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7238.215015][T19513]      netdev_get_by_index+0x5e/0x80
[ 7238.215015][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7238.215015][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7238.215015][T19513]      ip6_route_add+0x1c/0x140
[ 7238.215015][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7238.215015][T19513]      addrconf_add_dev+0xe2/0x170
[ 7238.215015][T19513]      inet6_addr_add+0x12f/0xa40
[ 7238.215015][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7238.215015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7238.215015][T19513]      netlink_rcv_skb+0x130/0x360
[ 7238.215015][T19513]      netlink_unicast+0x449/0x710
[ 7238.215015][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7238.215015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7238.215015][T19513]      ___sys_sendmsg+0xee/0x170
[ 7238.215015][T19513]      __sys_sendmsg+0xcd/0x170
[ 7238.215015][T19513]      do_syscall_64+0xc6/0x1e0
[ 7238.215015][T19513] 
[ 7238.218620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7238.218620][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7238.218620][T19513]      ipv6_find_idev+0x102/0x170
[ 7238.218620][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7238.218620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7238.218620][T19513]      netlink_rcv_skb+0x130/0x360
[ 7238.218620][T19513]      netlink_unicast+0x449/0x710
[ 7238.218620][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7238.218620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7238.218620][T19513]      ___sys_sendmsg+0xee/0x170
[ 7238.218620][T19513]      __sys_sendmsg+0xcd/0x170
[ 7238.218620][T19513]      do_syscall_64+0xc6/0x1e0
[ 7238.218620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7238.218620][T19513] 
[ 7238.221536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7238.221536][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7238.221536][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7238.221536][T19513]      ipv6_find_idev+0x102/0x170
[ 7238.221536][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7238.221536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7238.221536][T19513]      netlink_rcv_skb+0x130/0x360
[ 7238.221536][T19513]      netlink_unicast+0x449/0x710
[ 7238.221536][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7238.221536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7238.221536][T19513]      ___sys_sendmsg+0xee/0x170
[ 7238.221536][T19513]      __sys_sendmsg+0xcd/0x170
[ 7238.221536][T19513]      do_syscall_64+0xc6/0x1e0
[ 7238.221536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7238.221536][T19513] 
[ 7248.463133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7248.463678][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7248.463678][T19513]      netdev_get_by_index+0x5e/0x80
[ 7248.463678][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7248.463678][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7248.463678][T19513]      ip6_route_add+0x1c/0x140
[ 7248.463678][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7248.463678][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7248.463678][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7248.463678][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7248.463678][T19513]      netlink_rcv_skb+0x130/0x360
[ 7248.463678][T19513]      netlink_unicast+0x449/0x710
[ 7248.463678][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7248.463678][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7248.463678][T19513]      ___sys_sendmsg+0xee/0x170
[ 7248.463678][T19513]      __sys_sendmsg+0xcd/0x170
[ 7248.463678][T19513]      do_syscall_64+0xc6/0x1e0
[ 7248.463678][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7248.463678][T19513] 
[ 7248.467321][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7248.467321][T19513]      netdev_get_by_index+0x5e/0x80
[ 7248.467321][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7248.467321][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7248.467321][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7248.467321][T19513]      ipv6_add_addr+0x411/0x2000
[ 7248.467321][T19513]      inet6_addr_add+0x30e/0xa40
[ 7248.467321][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7248.467321][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7248.467321][T19513]      netlink_rcv_skb+0x130/0x360
[ 7248.467321][T19513]      netlink_unicast+0x449/0x710
[ 7248.467321][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7248.467321][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7248.467321][T19513]      ___sys_sendmsg+0xee/0x170
[ 7248.467321][T19513]      __sys_sendmsg+0xcd/0x170
[ 7248.467321][T19513]      do_syscall_64+0xc6/0x1e0
[ 7248.467321][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7248.467321][T19513] 
[ 7248.470963][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7248.470963][T19513]      netdev_get_by_index+0x5e/0x80
[ 7248.470963][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7248.470963][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7248.470963][T19513]      ip6_route_add+0x1c/0x140
[ 7248.470963][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7248.470963][T19513]      addrconf_add_dev+0xe2/0x170
[ 7248.470963][T19513]      inet6_addr_add+0x12f/0xa40
[ 7248.470963][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7248.470963][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7248.470963][T19513]      netlink_rcv_skb+0x130/0x360
[ 7248.470963][T19513]      netlink_unicast+0x449/0x710
[ 7248.470963][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7248.470963][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7248.470963][T19513]      ___sys_sendmsg+0xee/0x170
[ 7248.470963][T19513]      __sys_sendmsg+0xcd/0x170
[ 7248.470963][T19513]      do_syscall_64+0xc6/0x1e0
[ 7248.470963][T19513] 
[ 7248.474552][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7248.474552][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7248.474552][T19513]      ipv6_find_idev+0x102/0x170
[ 7248.474552][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7248.474552][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7248.474552][T19513]      netlink_rcv_skb+0x130/0x360
[ 7248.474552][T19513]      netlink_unicast+0x449/0x710
[ 7248.474552][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7248.474552][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7248.474552][T19513]      ___sys_sendmsg+0xee/0x170
[ 7248.474552][T19513]      __sys_sendmsg+0xcd/0x170
[ 7248.474552][T19513]      do_syscall_64+0xc6/0x1e0
[ 7248.474552][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7248.474552][T19513] 
[ 7248.477353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7248.477353][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7248.477353][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7248.477353][T19513]      ipv6_find_idev+0x102/0x170
[ 7248.477353][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7248.477353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7248.477353][T19513]      netlink_rcv_skb+0x130/0x360
[ 7248.477353][T19513]      netlink_unicast+0x449/0x710
[ 7248.477353][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7248.477353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7248.477353][T19513]      ___sys_sendmsg+0xee/0x170
[ 7248.477353][T19513]      __sys_sendmsg+0xcd/0x170
[ 7248.477353][T19513]      do_syscall_64+0xc6/0x1e0
[ 7248.477353][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7248.477353][T19513] 
[ 7258.559128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7258.559642][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7258.559642][T19513]      netdev_get_by_index+0x5e/0x80
[ 7258.559642][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7258.559642][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7258.559642][T19513]      ip6_route_add+0x1c/0x140
[ 7258.559642][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7258.559642][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7258.559642][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7258.559642][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7258.559642][T19513]      netlink_rcv_skb+0x130/0x360
[ 7258.559642][T19513]      netlink_unicast+0x449/0x710
[ 7258.559642][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7258.559642][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7258.559642][T19513]      ___sys_sendmsg+0xee/0x170
[ 7258.559642][T19513]      __sys_sendmsg+0xcd/0x170
[ 7258.559642][T19513]      do_syscall_64+0xc6/0x1e0
[ 7258.559642][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7258.559642][T19513] 
[ 7258.561872][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7258.561872][T19513]      netdev_get_by_index+0x5e/0x80
[ 7258.561872][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7258.561872][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7258.561872][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7258.561872][T19513]      ipv6_add_addr+0x411/0x2000
[ 7258.561872][T19513]      inet6_addr_add+0x30e/0xa40
[ 7258.561872][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7258.561872][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7258.561872][T19513]      netlink_rcv_skb+0x130/0x360
[ 7258.561872][T19513]      netlink_unicast+0x449/0x710
[ 7258.561872][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7258.561872][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7258.561872][T19513]      ___sys_sendmsg+0xee/0x170
[ 7258.561872][T19513]      __sys_sendmsg+0xcd/0x170
[ 7258.561872][T19513]      do_syscall_64+0xc6/0x1e0
[ 7258.561872][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7258.561872][T19513] 
[ 7258.564097][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7258.564097][T19513]      netdev_get_by_index+0x5e/0x80
[ 7258.564097][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7258.564097][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7258.564097][T19513]      ip6_route_add+0x1c/0x140
[ 7258.564097][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7258.564097][T19513]      addrconf_add_dev+0xe2/0x170
[ 7258.564097][T19513]      inet6_addr_add+0x12f/0xa40
[ 7258.564097][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7258.564097][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7258.564097][T19513]      netlink_rcv_skb+0x130/0x360
[ 7258.564097][T19513]      netlink_unicast+0x449/0x710
[ 7258.564097][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7258.564097][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7258.564097][T19513]      ___sys_sendmsg+0xee/0x170
[ 7258.564097][T19513]      __sys_sendmsg+0xcd/0x170
[ 7258.564097][T19513]      do_syscall_64+0xc6/0x1e0
[ 7258.564097][T19513] 
[ 7258.566254][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7258.566254][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7258.566254][T19513]      ipv6_find_idev+0x102/0x170
[ 7258.566254][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7258.566254][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7258.566254][T19513]      netlink_rcv_skb+0x130/0x360
[ 7258.566254][T19513]      netlink_unicast+0x449/0x710
[ 7258.566254][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7258.566254][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7258.566254][T19513]      ___sys_sendmsg+0xee/0x170
[ 7258.566254][T19513]      __sys_sendmsg+0xcd/0x170
[ 7258.566254][T19513]      do_syscall_64+0xc6/0x1e0
[ 7258.566254][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7258.566254][T19513] 
[ 7258.567947][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7258.567947][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7258.567947][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7258.567947][T19513]      ipv6_find_idev+0x102/0x170
[ 7258.567947][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7258.567947][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7258.567947][T19513]      netlink_rcv_skb+0x130/0x360
[ 7258.567947][T19513]      netlink_unicast+0x449/0x710
[ 7258.567947][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7258.567947][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7258.567947][T19513]      ___sys_sendmsg+0xee/0x170
[ 7258.567947][T19513]      __sys_sendmsg+0xcd/0x170
[ 7258.567947][T19513]      do_syscall_64+0xc6/0x1e0
[ 7258.567947][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7258.567947][T19513] 
[ 7268.815166][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7268.815641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7268.815641][T19513]      netdev_get_by_index+0x5e/0x80
[ 7268.815641][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7268.815641][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7268.815641][T19513]      ip6_route_add+0x1c/0x140
[ 7268.815641][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7268.815641][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7268.815641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7268.815641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7268.815641][T19513]      netlink_rcv_skb+0x130/0x360
[ 7268.815641][T19513]      netlink_unicast+0x449/0x710
[ 7268.815641][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7268.815641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7268.815641][T19513]      ___sys_sendmsg+0xee/0x170
[ 7268.815641][T19513]      __sys_sendmsg+0xcd/0x170
[ 7268.815641][T19513]      do_syscall_64+0xc6/0x1e0
[ 7268.815641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7268.815641][T19513] 
[ 7268.817882][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7268.817882][T19513]      netdev_get_by_index+0x5e/0x80
[ 7268.817882][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7268.817882][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7268.817882][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7268.817882][T19513]      ipv6_add_addr+0x411/0x2000
[ 7268.817882][T19513]      inet6_addr_add+0x30e/0xa40
[ 7268.817882][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7268.817882][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7268.817882][T19513]      netlink_rcv_skb+0x130/0x360
[ 7268.817882][T19513]      netlink_unicast+0x449/0x710
[ 7268.817882][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7268.817882][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7268.817882][T19513]      ___sys_sendmsg+0xee/0x170
[ 7268.817882][T19513]      __sys_sendmsg+0xcd/0x170
[ 7268.817882][T19513]      do_syscall_64+0xc6/0x1e0
[ 7268.817882][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7268.817882][T19513] 
[ 7268.820086][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7268.820086][T19513]      netdev_get_by_index+0x5e/0x80
[ 7268.820086][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7268.820086][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7268.820086][T19513]      ip6_route_add+0x1c/0x140
[ 7268.820086][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7268.820086][T19513]      addrconf_add_dev+0xe2/0x170
[ 7268.820086][T19513]      inet6_addr_add+0x12f/0xa40
[ 7268.820086][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7268.820086][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7268.820086][T19513]      netlink_rcv_skb+0x130/0x360
[ 7268.820086][T19513]      netlink_unicast+0x449/0x710
[ 7268.820086][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7268.820086][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7268.820086][T19513]      ___sys_sendmsg+0xee/0x170
[ 7268.820086][T19513]      __sys_sendmsg+0xcd/0x170
[ 7268.820086][T19513]      do_syscall_64+0xc6/0x1e0
[ 7268.820086][T19513] 
[ 7268.822245][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7268.822245][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7268.822245][T19513]      ipv6_find_idev+0x102/0x170
[ 7268.822245][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7268.822245][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7268.822245][T19513]      netlink_rcv_skb+0x130/0x360
[ 7268.822245][T19513]      netlink_unicast+0x449/0x710
[ 7268.822245][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7268.822245][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7268.822245][T19513]      ___sys_sendmsg+0xee/0x170
[ 7268.822245][T19513]      __sys_sendmsg+0xcd/0x170
[ 7268.822245][T19513]      do_syscall_64+0xc6/0x1e0
[ 7268.822245][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7268.822245][T19513] 
[ 7268.823956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7268.823956][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7268.823956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7268.823956][T19513]      ipv6_find_idev+0x102/0x170
[ 7268.823956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7268.823956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7268.823956][T19513]      netlink_rcv_skb+0x130/0x360
[ 7268.823956][T19513]      netlink_unicast+0x449/0x710
[ 7268.823956][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7268.823956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7268.823956][T19513]      ___sys_sendmsg+0xee/0x170
[ 7268.823956][T19513]      __sys_sendmsg+0xcd/0x170
[ 7268.823956][T19513]      do_syscall_64+0xc6/0x1e0
[ 7268.823956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7268.823956][T19513] 
[ 7279.071123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7279.071514][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7279.071514][T19513]      netdev_get_by_index+0x5e/0x80
[ 7279.071514][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7279.071514][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7279.071514][T19513]      ip6_route_add+0x1c/0x140
[ 7279.071514][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7279.071514][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7279.071514][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7279.071514][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7279.071514][T19513]      netlink_rcv_skb+0x130/0x360
[ 7279.071514][T19513]      netlink_unicast+0x449/0x710
[ 7279.071514][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7279.071514][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7279.071514][T19513]      ___sys_sendmsg+0xee/0x170
[ 7279.071514][T19513]      __sys_sendmsg+0xcd/0x170
[ 7279.071514][T19513]      do_syscall_64+0xc6/0x1e0
[ 7279.071514][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7279.071514][T19513] 
[ 7279.073756][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7279.073756][T19513]      netdev_get_by_index+0x5e/0x80
[ 7279.073756][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7279.073756][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7279.073756][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7279.073756][T19513]      ipv6_add_addr+0x411/0x2000
[ 7279.073756][T19513]      inet6_addr_add+0x30e/0xa40
[ 7279.073756][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7279.073756][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7279.073756][T19513]      netlink_rcv_skb+0x130/0x360
[ 7279.073756][T19513]      netlink_unicast+0x449/0x710
[ 7279.073756][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7279.073756][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7279.073756][T19513]      ___sys_sendmsg+0xee/0x170
[ 7279.073756][T19513]      __sys_sendmsg+0xcd/0x170
[ 7279.073756][T19513]      do_syscall_64+0xc6/0x1e0
[ 7279.073756][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7279.073756][T19513] 
[ 7279.075946][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7279.075946][T19513]      netdev_get_by_index+0x5e/0x80
[ 7279.075946][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7279.075946][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7279.075946][T19513]      ip6_route_add+0x1c/0x140
[ 7279.075946][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7279.075946][T19513]      addrconf_add_dev+0xe2/0x170
[ 7279.075946][T19513]      inet6_addr_add+0x12f/0xa40
[ 7279.075946][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7279.075946][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7279.075946][T19513]      netlink_rcv_skb+0x130/0x360
[ 7279.075946][T19513]      netlink_unicast+0x449/0x710
[ 7279.075946][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7279.075946][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7279.075946][T19513]      ___sys_sendmsg+0xee/0x170
[ 7279.075946][T19513]      __sys_sendmsg+0xcd/0x170
[ 7279.075946][T19513]      do_syscall_64+0xc6/0x1e0
[ 7279.075946][T19513] 
[ 7279.078103][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7279.078103][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7279.078103][T19513]      ipv6_find_idev+0x102/0x170
[ 7279.078103][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7279.078103][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7279.078103][T19513]      netlink_rcv_skb+0x130/0x360
[ 7279.078103][T19513]      netlink_unicast+0x449/0x710
[ 7279.078103][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7279.078103][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7279.078103][T19513]      ___sys_sendmsg+0xee/0x170
[ 7279.078103][T19513]      __sys_sendmsg+0xcd/0x170
[ 7279.078103][T19513]      do_syscall_64+0xc6/0x1e0
[ 7279.078103][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7279.078103][T19513] 
[ 7279.079789][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7279.079789][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7279.079789][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7279.079789][T19513]      ipv6_find_idev+0x102/0x170
[ 7279.079789][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7279.079789][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7279.079789][T19513]      netlink_rcv_skb+0x130/0x360
[ 7279.079789][T19513]      netlink_unicast+0x449/0x710
[ 7279.079789][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7279.079789][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7279.079789][T19513]      ___sys_sendmsg+0xee/0x170
[ 7279.079789][T19513]      __sys_sendmsg+0xcd/0x170
[ 7279.079789][T19513]      do_syscall_64+0xc6/0x1e0
[ 7279.079789][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7279.079789][T19513] 
[ 7289.343266][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7289.343735][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7289.343735][T19513]      netdev_get_by_index+0x5e/0x80
[ 7289.343735][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7289.343735][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7289.343735][T19513]      ip6_route_add+0x1c/0x140
[ 7289.343735][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7289.343735][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7289.343735][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7289.343735][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7289.343735][T19513]      netlink_rcv_skb+0x130/0x360
[ 7289.343735][T19513]      netlink_unicast+0x449/0x710
[ 7289.343735][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7289.343735][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7289.343735][T19513]      ___sys_sendmsg+0xee/0x170
[ 7289.343735][T19513]      __sys_sendmsg+0xcd/0x170
[ 7289.343735][T19513]      do_syscall_64+0xc6/0x1e0
[ 7289.343735][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7289.343735][T19513] 
[ 7289.345971][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7289.345971][T19513]      netdev_get_by_index+0x5e/0x80
[ 7289.345971][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7289.345971][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7289.345971][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7289.345971][T19513]      ipv6_add_addr+0x411/0x2000
[ 7289.345971][T19513]      inet6_addr_add+0x30e/0xa40
[ 7289.345971][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7289.345971][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7289.345971][T19513]      netlink_rcv_skb+0x130/0x360
[ 7289.345971][T19513]      netlink_unicast+0x449/0x710
[ 7289.345971][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7289.345971][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7289.345971][T19513]      ___sys_sendmsg+0xee/0x170
[ 7289.345971][T19513]      __sys_sendmsg+0xcd/0x170
[ 7289.345971][T19513]      do_syscall_64+0xc6/0x1e0
[ 7289.345971][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7289.345971][T19513] 
[ 7289.348172][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7289.348172][T19513]      netdev_get_by_index+0x5e/0x80
[ 7289.348172][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7289.348172][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7289.348172][T19513]      ip6_route_add+0x1c/0x140
[ 7289.348172][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7289.348172][T19513]      addrconf_add_dev+0xe2/0x170
[ 7289.348172][T19513]      inet6_addr_add+0x12f/0xa40
[ 7289.348172][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7289.348172][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7289.348172][T19513]      netlink_rcv_skb+0x130/0x360
[ 7289.348172][T19513]      netlink_unicast+0x449/0x710
[ 7289.348172][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7289.348172][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7289.348172][T19513]      ___sys_sendmsg+0xee/0x170
[ 7289.348172][T19513]      __sys_sendmsg+0xcd/0x170
[ 7289.348172][T19513]      do_syscall_64+0xc6/0x1e0
[ 7289.348172][T19513] 
[ 7289.350330][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7289.350330][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7289.350330][T19513]      ipv6_find_idev+0x102/0x170
[ 7289.350330][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7289.350330][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7289.350330][T19513]      netlink_rcv_skb+0x130/0x360
[ 7289.350330][T19513]      netlink_unicast+0x449/0x710
[ 7289.350330][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7289.350330][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7289.350330][T19513]      ___sys_sendmsg+0xee/0x170
[ 7289.350330][T19513]      __sys_sendmsg+0xcd/0x170
[ 7289.350330][T19513]      do_syscall_64+0xc6/0x1e0
[ 7289.350330][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7289.350330][T19513] 
[ 7289.352089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7289.352089][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7289.352089][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7289.352089][T19513]      ipv6_find_idev+0x102/0x170
[ 7289.352089][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7289.352089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7289.352089][T19513]      netlink_rcv_skb+0x130/0x360
[ 7289.352089][T19513]      netlink_unicast+0x449/0x710
[ 7289.352089][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7289.352089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7289.352089][T19513]      ___sys_sendmsg+0xee/0x170
[ 7289.352089][T19513]      __sys_sendmsg+0xcd/0x170
[ 7289.352089][T19513]      do_syscall_64+0xc6/0x1e0
[ 7289.352089][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7289.352089][T19513] 
[ 7299.599117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7299.599595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7299.599595][T19513]      netdev_get_by_index+0x5e/0x80
[ 7299.599595][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7299.599595][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7299.599595][T19513]      ip6_route_add+0x1c/0x140
[ 7299.599595][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7299.599595][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7299.599595][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7299.599595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7299.599595][T19513]      netlink_rcv_skb+0x130/0x360
[ 7299.599595][T19513]      netlink_unicast+0x449/0x710
[ 7299.599595][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7299.599595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7299.599595][T19513]      ___sys_sendmsg+0xee/0x170
[ 7299.599595][T19513]      __sys_sendmsg+0xcd/0x170
[ 7299.599595][T19513]      do_syscall_64+0xc6/0x1e0
[ 7299.599595][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7299.599595][T19513] 
[ 7299.601800][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7299.601800][T19513]      netdev_get_by_index+0x5e/0x80
[ 7299.601800][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7299.601800][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7299.601800][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7299.601800][T19513]      ipv6_add_addr+0x411/0x2000
[ 7299.601800][T19513]      inet6_addr_add+0x30e/0xa40
[ 7299.601800][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7299.601800][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7299.601800][T19513]      netlink_rcv_skb+0x130/0x360
[ 7299.601800][T19513]      netlink_unicast+0x449/0x710
[ 7299.601800][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7299.601800][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7299.601800][T19513]      ___sys_sendmsg+0xee/0x170
[ 7299.601800][T19513]      __sys_sendmsg+0xcd/0x170
[ 7299.601800][T19513]      do_syscall_64+0xc6/0x1e0
[ 7299.601800][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7299.601800][T19513] 
[ 7299.604037][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7299.604037][T19513]      netdev_get_by_index+0x5e/0x80
[ 7299.604037][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7299.604037][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7299.604037][T19513]      ip6_route_add+0x1c/0x140
[ 7299.604037][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7299.604037][T19513]      addrconf_add_dev+0xe2/0x170
[ 7299.604037][T19513]      inet6_addr_add+0x12f/0xa40
[ 7299.604037][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7299.604037][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7299.604037][T19513]      netlink_rcv_skb+0x130/0x360
[ 7299.604037][T19513]      netlink_unicast+0x449/0x710
[ 7299.604037][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7299.604037][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7299.604037][T19513]      ___sys_sendmsg+0xee/0x170
[ 7299.604037][T19513]      __sys_sendmsg+0xcd/0x170
[ 7299.604037][T19513]      do_syscall_64+0xc6/0x1e0
[ 7299.604037][T19513] 
[ 7299.606215][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7299.606215][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7299.606215][T19513]      ipv6_find_idev+0x102/0x170
[ 7299.606215][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7299.606215][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7299.606215][T19513]      netlink_rcv_skb+0x130/0x360
[ 7299.606215][T19513]      netlink_unicast+0x449/0x710
[ 7299.606215][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7299.606215][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7299.606215][T19513]      ___sys_sendmsg+0xee/0x170
[ 7299.606215][T19513]      __sys_sendmsg+0xcd/0x170
[ 7299.606215][T19513]      do_syscall_64+0xc6/0x1e0
[ 7299.606215][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7299.606215][T19513] 
[ 7299.607914][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7299.607914][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7299.607914][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7299.607914][T19513]      ipv6_find_idev+0x102/0x170
[ 7299.607914][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7299.607914][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7299.607914][T19513]      netlink_rcv_skb+0x130/0x360
[ 7299.607914][T19513]      netlink_unicast+0x449/0x710
[ 7299.607914][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7299.607914][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7299.607914][T19513]      ___sys_sendmsg+0xee/0x170
[ 7299.607914][T19513]      __sys_sendmsg+0xcd/0x170
[ 7299.607914][T19513]      do_syscall_64+0xc6/0x1e0
[ 7299.607914][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7299.607914][T19513] 
[ 7309.855125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7309.855591][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7309.855591][T19513]      netdev_get_by_index+0x5e/0x80
[ 7309.855591][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7309.855591][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7309.855591][T19513]      ip6_route_add+0x1c/0x140
[ 7309.855591][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7309.855591][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7309.855591][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7309.855591][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7309.855591][T19513]      netlink_rcv_skb+0x130/0x360
[ 7309.855591][T19513]      netlink_unicast+0x449/0x710
[ 7309.855591][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7309.855591][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7309.855591][T19513]      ___sys_sendmsg+0xee/0x170
[ 7309.855591][T19513]      __sys_sendmsg+0xcd/0x170
[ 7309.855591][T19513]      do_syscall_64+0xc6/0x1e0
[ 7309.855591][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7309.855591][T19513] 
[ 7309.857872][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7309.857872][T19513]      netdev_get_by_index+0x5e/0x80
[ 7309.857872][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7309.857872][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7309.857872][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7309.857872][T19513]      ipv6_add_addr+0x411/0x2000
[ 7309.857872][T19513]      inet6_addr_add+0x30e/0xa40
[ 7309.857872][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7309.857872][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7309.857872][T19513]      netlink_rcv_skb+0x130/0x360
[ 7309.857872][T19513]      netlink_unicast+0x449/0x710
[ 7309.857872][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7309.857872][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7309.857872][T19513]      ___sys_sendmsg+0xee/0x170
[ 7309.857872][T19513]      __sys_sendmsg+0xcd/0x170
[ 7309.857872][T19513]      do_syscall_64+0xc6/0x1e0
[ 7309.857872][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7309.857872][T19513] 
[ 7309.860093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7309.860093][T19513]      netdev_get_by_index+0x5e/0x80
[ 7309.860093][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7309.860093][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7309.860093][T19513]      ip6_route_add+0x1c/0x140
[ 7309.860093][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7309.860093][T19513]      addrconf_add_dev+0xe2/0x170
[ 7309.860093][T19513]      inet6_addr_add+0x12f/0xa40
[ 7309.860093][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7309.860093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7309.860093][T19513]      netlink_rcv_skb+0x130/0x360
[ 7309.860093][T19513]      netlink_unicast+0x449/0x710
[ 7309.860093][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7309.860093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7309.860093][T19513]      ___sys_sendmsg+0xee/0x170
[ 7309.860093][T19513]      __sys_sendmsg+0xcd/0x170
[ 7309.860093][T19513]      do_syscall_64+0xc6/0x1e0
[ 7309.860093][T19513] 
[ 7309.862267][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7309.862267][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7309.862267][T19513]      ipv6_find_idev+0x102/0x170
[ 7309.862267][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7309.862267][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7309.862267][T19513]      netlink_rcv_skb+0x130/0x360
[ 7309.862267][T19513]      netlink_unicast+0x449/0x710
[ 7309.862267][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7309.862267][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7309.862267][T19513]      ___sys_sendmsg+0xee/0x170
[ 7309.862267][T19513]      __sys_sendmsg+0xcd/0x170
[ 7309.862267][T19513]      do_syscall_64+0xc6/0x1e0
[ 7309.862267][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7309.862267][T19513] 
[ 7309.863977][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7309.863977][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7309.863977][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7309.863977][T19513]      ipv6_find_idev+0x102/0x170
[ 7309.863977][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7309.863977][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7309.863977][T19513]      netlink_rcv_skb+0x130/0x360
[ 7309.863977][T19513]      netlink_unicast+0x449/0x710
[ 7309.863977][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7309.863977][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7309.863977][T19513]      ___sys_sendmsg+0xee/0x170
[ 7309.863977][T19513]      __sys_sendmsg+0xcd/0x170
[ 7309.863977][T19513]      do_syscall_64+0xc6/0x1e0
[ 7309.863977][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7309.863977][T19513] 
[ 7320.111139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7320.111599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7320.111599][T19513]      netdev_get_by_index+0x5e/0x80
[ 7320.111599][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7320.111599][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7320.111599][T19513]      ip6_route_add+0x1c/0x140
[ 7320.111599][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7320.111599][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7320.111599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7320.111599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7320.111599][T19513]      netlink_rcv_skb+0x130/0x360
[ 7320.111599][T19513]      netlink_unicast+0x449/0x710
[ 7320.111599][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7320.111599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7320.111599][T19513]      ___sys_sendmsg+0xee/0x170
[ 7320.111599][T19513]      __sys_sendmsg+0xcd/0x170
[ 7320.111599][T19513]      do_syscall_64+0xc6/0x1e0
[ 7320.111599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7320.111599][T19513] 
[ 7320.113844][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7320.113844][T19513]      netdev_get_by_index+0x5e/0x80
[ 7320.113844][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7320.113844][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7320.113844][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7320.113844][T19513]      ipv6_add_addr+0x411/0x2000
[ 7320.113844][T19513]      inet6_addr_add+0x30e/0xa40
[ 7320.113844][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7320.113844][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7320.113844][T19513]      netlink_rcv_skb+0x130/0x360
[ 7320.113844][T19513]      netlink_unicast+0x449/0x710
[ 7320.113844][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7320.113844][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7320.113844][T19513]      ___sys_sendmsg+0xee/0x170
[ 7320.113844][T19513]      __sys_sendmsg+0xcd/0x170
[ 7320.113844][T19513]      do_syscall_64+0xc6/0x1e0
[ 7320.113844][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7320.113844][T19513] 
[ 7320.116045][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7320.116045][T19513]      netdev_get_by_index+0x5e/0x80
[ 7320.116045][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7320.116045][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7320.116045][T19513]      ip6_route_add+0x1c/0x140
[ 7320.116045][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7320.116045][T19513]      addrconf_add_dev+0xe2/0x170
[ 7320.116045][T19513]      inet6_addr_add+0x12f/0xa40
[ 7320.116045][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7320.116045][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7320.116045][T19513]      netlink_rcv_skb+0x130/0x360
[ 7320.116045][T19513]      netlink_unicast+0x449/0x710
[ 7320.116045][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7320.116045][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7320.116045][T19513]      ___sys_sendmsg+0xee/0x170
[ 7320.116045][T19513]      __sys_sendmsg+0xcd/0x170
[ 7320.116045][T19513]      do_syscall_64+0xc6/0x1e0
[ 7320.116045][T19513] 
[ 7320.118233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7320.118233][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7320.118233][T19513]      ipv6_find_idev+0x102/0x170
[ 7320.118233][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7320.118233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7320.118233][T19513]      netlink_rcv_skb+0x130/0x360
[ 7320.118233][T19513]      netlink_unicast+0x449/0x710
[ 7320.118233][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7320.118233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7320.118233][T19513]      ___sys_sendmsg+0xee/0x170
[ 7320.118233][T19513]      __sys_sendmsg+0xcd/0x170
[ 7320.118233][T19513]      do_syscall_64+0xc6/0x1e0
[ 7320.118233][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7320.118233][T19513] 
[ 7320.119929][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7320.119929][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7320.119929][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7320.119929][T19513]      ipv6_find_idev+0x102/0x170
[ 7320.119929][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7320.119929][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7320.119929][T19513]      netlink_rcv_skb+0x130/0x360
[ 7320.119929][T19513]      netlink_unicast+0x449/0x710
[ 7320.119929][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7320.119929][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7320.119929][T19513]      ___sys_sendmsg+0xee/0x170
[ 7320.119929][T19513]      __sys_sendmsg+0xcd/0x170
[ 7320.119929][T19513]      do_syscall_64+0xc6/0x1e0
[ 7320.119929][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7320.119929][T19513] 
[ 7330.135135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7330.135596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7330.135596][T19513]      netdev_get_by_index+0x5e/0x80
[ 7330.135596][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7330.135596][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7330.135596][T19513]      ip6_route_add+0x1c/0x140
[ 7330.135596][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7330.135596][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7330.135596][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7330.135596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7330.135596][T19513]      netlink_rcv_skb+0x130/0x360
[ 7330.135596][T19513]      netlink_unicast+0x449/0x710
[ 7330.135596][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7330.135596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7330.135596][T19513]      ___sys_sendmsg+0xee/0x170
[ 7330.135596][T19513]      __sys_sendmsg+0xcd/0x170
[ 7330.135596][T19513]      do_syscall_64+0xc6/0x1e0
[ 7330.135596][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7330.135596][T19513] 
[ 7330.137846][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7330.137846][T19513]      netdev_get_by_index+0x5e/0x80
[ 7330.137846][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7330.137846][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7330.137846][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7330.137846][T19513]      ipv6_add_addr+0x411/0x2000
[ 7330.137846][T19513]      inet6_addr_add+0x30e/0xa40
[ 7330.137846][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7330.137846][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7330.137846][T19513]      netlink_rcv_skb+0x130/0x360
[ 7330.137846][T19513]      netlink_unicast+0x449/0x710
[ 7330.137846][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7330.137846][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7330.137846][T19513]      ___sys_sendmsg+0xee/0x170
[ 7330.137846][T19513]      __sys_sendmsg+0xcd/0x170
[ 7330.137846][T19513]      do_syscall_64+0xc6/0x1e0
[ 7330.137846][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7330.137846][T19513] 
[ 7330.140133][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7330.140133][T19513]      netdev_get_by_index+0x5e/0x80
[ 7330.140133][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7330.140133][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7330.140133][T19513]      ip6_route_add+0x1c/0x140
[ 7330.140133][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7330.140133][T19513]      addrconf_add_dev+0xe2/0x170
[ 7330.140133][T19513]      inet6_addr_add+0x12f/0xa40
[ 7330.140133][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7330.140133][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7330.140133][T19513]      netlink_rcv_skb+0x130/0x360
[ 7330.140133][T19513]      netlink_unicast+0x449/0x710
[ 7330.140133][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7330.140133][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7330.140133][T19513]      ___sys_sendmsg+0xee/0x170
[ 7330.140133][T19513]      __sys_sendmsg+0xcd/0x170
[ 7330.140133][T19513]      do_syscall_64+0xc6/0x1e0
[ 7330.140133][T19513] 
[ 7330.142289][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7330.142289][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7330.142289][T19513]      ipv6_find_idev+0x102/0x170
[ 7330.142289][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7330.142289][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7330.142289][T19513]      netlink_rcv_skb+0x130/0x360
[ 7330.142289][T19513]      netlink_unicast+0x449/0x710
[ 7330.142289][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7330.142289][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7330.142289][T19513]      ___sys_sendmsg+0xee/0x170
[ 7330.142289][T19513]      __sys_sendmsg+0xcd/0x170
[ 7330.142289][T19513]      do_syscall_64+0xc6/0x1e0
[ 7330.142289][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7330.142289][T19513] 
[ 7330.143987][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7330.143987][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7330.143987][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7330.143987][T19513]      ipv6_find_idev+0x102/0x170
[ 7330.143987][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7330.143987][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7330.143987][T19513]      netlink_rcv_skb+0x130/0x360
[ 7330.143987][T19513]      netlink_unicast+0x449/0x710
[ 7330.143987][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7330.143987][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7330.143987][T19513]      ___sys_sendmsg+0xee/0x170
[ 7330.143987][T19513]      __sys_sendmsg+0xcd/0x170
[ 7330.143987][T19513]      do_syscall_64+0xc6/0x1e0
[ 7330.143987][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7330.143987][T19513] 
[ 7340.383138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7340.383608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7340.383608][T19513]      netdev_get_by_index+0x5e/0x80
[ 7340.383608][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7340.383608][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7340.383608][T19513]      ip6_route_add+0x1c/0x140
[ 7340.383608][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7340.383608][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7340.383608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7340.383608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7340.383608][T19513]      netlink_rcv_skb+0x130/0x360
[ 7340.383608][T19513]      netlink_unicast+0x449/0x710
[ 7340.383608][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7340.383608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7340.383608][T19513]      ___sys_sendmsg+0xee/0x170
[ 7340.383608][T19513]      __sys_sendmsg+0xcd/0x170
[ 7340.383608][T19513]      do_syscall_64+0xc6/0x1e0
[ 7340.383608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7340.383608][T19513] 
[ 7340.385838][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7340.385838][T19513]      netdev_get_by_index+0x5e/0x80
[ 7340.385838][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7340.385838][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7340.385838][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7340.385838][T19513]      ipv6_add_addr+0x411/0x2000
[ 7340.385838][T19513]      inet6_addr_add+0x30e/0xa40
[ 7340.385838][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7340.385838][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7340.385838][T19513]      netlink_rcv_skb+0x130/0x360
[ 7340.385838][T19513]      netlink_unicast+0x449/0x710
[ 7340.385838][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7340.385838][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7340.385838][T19513]      ___sys_sendmsg+0xee/0x170
[ 7340.385838][T19513]      __sys_sendmsg+0xcd/0x170
[ 7340.385838][T19513]      do_syscall_64+0xc6/0x1e0
[ 7340.385838][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7340.385838][T19513] 
[ 7340.388037][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7340.388037][T19513]      netdev_get_by_index+0x5e/0x80
[ 7340.388037][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7340.388037][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7340.388037][T19513]      ip6_route_add+0x1c/0x140
[ 7340.388037][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7340.388037][T19513]      addrconf_add_dev+0xe2/0x170
[ 7340.388037][T19513]      inet6_addr_add+0x12f/0xa40
[ 7340.388037][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7340.388037][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7340.388037][T19513]      netlink_rcv_skb+0x130/0x360
[ 7340.388037][T19513]      netlink_unicast+0x449/0x710
[ 7340.388037][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7340.388037][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7340.388037][T19513]      ___sys_sendmsg+0xee/0x170
[ 7340.388037][T19513]      __sys_sendmsg+0xcd/0x170
[ 7340.388037][T19513]      do_syscall_64+0xc6/0x1e0
[ 7340.388037][T19513] 
[ 7340.390342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7340.390342][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7340.390342][T19513]      ipv6_find_idev+0x102/0x170
[ 7340.390342][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7340.390342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7340.390342][T19513]      netlink_rcv_skb+0x130/0x360
[ 7340.390342][T19513]      netlink_unicast+0x449/0x710
[ 7340.390342][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7340.390342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7340.390342][T19513]      ___sys_sendmsg+0xee/0x170
[ 7340.390342][T19513]      __sys_sendmsg+0xcd/0x170
[ 7340.390342][T19513]      do_syscall_64+0xc6/0x1e0
[ 7340.390342][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7340.390342][T19513] 
[ 7340.392040][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7340.392040][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7340.392040][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7340.392040][T19513]      ipv6_find_idev+0x102/0x170
[ 7340.392040][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7340.392040][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7340.392040][T19513]      netlink_rcv_skb+0x130/0x360
[ 7340.392040][T19513]      netlink_unicast+0x449/0x710
[ 7340.392040][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7340.392040][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7340.392040][T19513]      ___sys_sendmsg+0xee/0x170
[ 7340.392040][T19513]      __sys_sendmsg+0xcd/0x170
[ 7340.392040][T19513]      do_syscall_64+0xc6/0x1e0
[ 7340.392040][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7340.392040][T19513] 
[ 7350.631196][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7350.631610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7350.631610][T19513]      netdev_get_by_index+0x5e/0x80
[ 7350.631610][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7350.631610][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7350.631610][T19513]      ip6_route_add+0x1c/0x140
[ 7350.631610][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7350.631610][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7350.631610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7350.631610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7350.631610][T19513]      netlink_rcv_skb+0x130/0x360
[ 7350.631610][T19513]      netlink_unicast+0x449/0x710
[ 7350.631610][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7350.631610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7350.631610][T19513]      ___sys_sendmsg+0xee/0x170
[ 7350.631610][T19513]      __sys_sendmsg+0xcd/0x170
[ 7350.631610][T19513]      do_syscall_64+0xc6/0x1e0
[ 7350.631610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7350.631610][T19513] 
[ 7350.633859][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7350.633859][T19513]      netdev_get_by_index+0x5e/0x80
[ 7350.633859][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7350.633859][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7350.633859][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7350.633859][T19513]      ipv6_add_addr+0x411/0x2000
[ 7350.633859][T19513]      inet6_addr_add+0x30e/0xa40
[ 7350.633859][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7350.633859][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7350.633859][T19513]      netlink_rcv_skb+0x130/0x360
[ 7350.633859][T19513]      netlink_unicast+0x449/0x710
[ 7350.633859][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7350.633859][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7350.633859][T19513]      ___sys_sendmsg+0xee/0x170
[ 7350.633859][T19513]      __sys_sendmsg+0xcd/0x170
[ 7350.633859][T19513]      do_syscall_64+0xc6/0x1e0
[ 7350.633859][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7350.633859][T19513] 
[ 7350.636061][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7350.636061][T19513]      netdev_get_by_index+0x5e/0x80
[ 7350.636061][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7350.636061][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7350.636061][T19513]      ip6_route_add+0x1c/0x140
[ 7350.636061][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7350.636061][T19513]      addrconf_add_dev+0xe2/0x170
[ 7350.636061][T19513]      inet6_addr_add+0x12f/0xa40
[ 7350.636061][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7350.636061][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7350.636061][T19513]      netlink_rcv_skb+0x130/0x360
[ 7350.636061][T19513]      netlink_unicast+0x449/0x710
[ 7350.636061][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7350.636061][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7350.636061][T19513]      ___sys_sendmsg+0xee/0x170
[ 7350.636061][T19513]      __sys_sendmsg+0xcd/0x170
[ 7350.636061][T19513]      do_syscall_64+0xc6/0x1e0
[ 7350.636061][T19513] 
[ 7350.638249][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7350.638249][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7350.638249][T19513]      ipv6_find_idev+0x102/0x170
[ 7350.638249][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7350.638249][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7350.638249][T19513]      netlink_rcv_skb+0x130/0x360
[ 7350.638249][T19513]      netlink_unicast+0x449/0x710
[ 7350.638249][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7350.638249][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7350.638249][T19513]      ___sys_sendmsg+0xee/0x170
[ 7350.638249][T19513]      __sys_sendmsg+0xcd/0x170
[ 7350.638249][T19513]      do_syscall_64+0xc6/0x1e0
[ 7350.638249][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7350.638249][T19513] 
[ 7350.639944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7350.639944][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7350.639944][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7350.639944][T19513]      ipv6_find_idev+0x102/0x170
[ 7350.639944][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7350.639944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7350.639944][T19513]      netlink_rcv_skb+0x130/0x360
[ 7350.639944][T19513]      netlink_unicast+0x449/0x710
[ 7350.639944][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7350.639944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7350.639944][T19513]      ___sys_sendmsg+0xee/0x170
[ 7350.639944][T19513]      __sys_sendmsg+0xcd/0x170
[ 7350.639944][T19513]      do_syscall_64+0xc6/0x1e0
[ 7350.639944][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7350.639944][T19513] 
[ 7360.663123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7360.663575][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7360.663575][T19513]      netdev_get_by_index+0x5e/0x80
[ 7360.663575][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7360.663575][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7360.663575][T19513]      ip6_route_add+0x1c/0x140
[ 7360.663575][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7360.663575][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7360.663575][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7360.663575][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7360.663575][T19513]      netlink_rcv_skb+0x130/0x360
[ 7360.663575][T19513]      netlink_unicast+0x449/0x710
[ 7360.663575][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7360.663575][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7360.663575][T19513]      ___sys_sendmsg+0xee/0x170
[ 7360.663575][T19513]      __sys_sendmsg+0xcd/0x170
[ 7360.663575][T19513]      do_syscall_64+0xc6/0x1e0
[ 7360.663575][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7360.663575][T19513] 
[ 7360.665817][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7360.665817][T19513]      netdev_get_by_index+0x5e/0x80
[ 7360.665817][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7360.665817][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7360.665817][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7360.665817][T19513]      ipv6_add_addr+0x411/0x2000
[ 7360.665817][T19513]      inet6_addr_add+0x30e/0xa40
[ 7360.665817][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7360.665817][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7360.665817][T19513]      netlink_rcv_skb+0x130/0x360
[ 7360.665817][T19513]      netlink_unicast+0x449/0x710
[ 7360.665817][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7360.665817][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7360.665817][T19513]      ___sys_sendmsg+0xee/0x170
[ 7360.665817][T19513]      __sys_sendmsg+0xcd/0x170
[ 7360.665817][T19513]      do_syscall_64+0xc6/0x1e0
[ 7360.665817][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7360.665817][T19513] 
[ 7360.668121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7360.668121][T19513]      netdev_get_by_index+0x5e/0x80
[ 7360.668121][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7360.668121][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7360.668121][T19513]      ip6_route_add+0x1c/0x140
[ 7360.668121][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7360.668121][T19513]      addrconf_add_dev+0xe2/0x170
[ 7360.668121][T19513]      inet6_addr_add+0x12f/0xa40
[ 7360.668121][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7360.668121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7360.668121][T19513]      netlink_rcv_skb+0x130/0x360
[ 7360.668121][T19513]      netlink_unicast+0x449/0x710
[ 7360.668121][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7360.668121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7360.668121][T19513]      ___sys_sendmsg+0xee/0x170
[ 7360.668121][T19513]      __sys_sendmsg+0xcd/0x170
[ 7360.668121][T19513]      do_syscall_64+0xc6/0x1e0
[ 7360.668121][T19513] 
[ 7360.670282][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7360.670282][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7360.670282][T19513]      ipv6_find_idev+0x102/0x170
[ 7360.670282][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7360.670282][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7360.670282][T19513]      netlink_rcv_skb+0x130/0x360
[ 7360.670282][T19513]      netlink_unicast+0x449/0x710
[ 7360.670282][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7360.670282][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7360.670282][T19513]      ___sys_sendmsg+0xee/0x170
[ 7360.670282][T19513]      __sys_sendmsg+0xcd/0x170
[ 7360.670282][T19513]      do_syscall_64+0xc6/0x1e0
[ 7360.670282][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7360.670282][T19513] 
[ 7360.671973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7360.671973][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7360.671973][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7360.671973][T19513]      ipv6_find_idev+0x102/0x170
[ 7360.671973][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7360.671973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7360.671973][T19513]      netlink_rcv_skb+0x130/0x360
[ 7360.671973][T19513]      netlink_unicast+0x449/0x710
[ 7360.671973][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7360.671973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7360.671973][T19513]      ___sys_sendmsg+0xee/0x170
[ 7360.671973][T19513]      __sys_sendmsg+0xcd/0x170
[ 7360.671973][T19513]      do_syscall_64+0xc6/0x1e0
[ 7360.671973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7360.671973][T19513] 
[ 7370.911129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7370.911578][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7370.911578][T19513]      netdev_get_by_index+0x5e/0x80
[ 7370.911578][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7370.911578][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7370.911578][T19513]      ip6_route_add+0x1c/0x140
[ 7370.911578][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7370.911578][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7370.911578][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7370.911578][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7370.911578][T19513]      netlink_rcv_skb+0x130/0x360
[ 7370.911578][T19513]      netlink_unicast+0x449/0x710
[ 7370.911578][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7370.911578][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7370.911578][T19513]      ___sys_sendmsg+0xee/0x170
[ 7370.911578][T19513]      __sys_sendmsg+0xcd/0x170
[ 7370.911578][T19513]      do_syscall_64+0xc6/0x1e0
[ 7370.911578][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7370.911578][T19513] 
[ 7370.913823][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7370.913823][T19513]      netdev_get_by_index+0x5e/0x80
[ 7370.913823][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7370.913823][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7370.913823][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7370.913823][T19513]      ipv6_add_addr+0x411/0x2000
[ 7370.913823][T19513]      inet6_addr_add+0x30e/0xa40
[ 7370.913823][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7370.913823][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7370.913823][T19513]      netlink_rcv_skb+0x130/0x360
[ 7370.913823][T19513]      netlink_unicast+0x449/0x710
[ 7370.913823][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7370.913823][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7370.913823][T19513]      ___sys_sendmsg+0xee/0x170
[ 7370.913823][T19513]      __sys_sendmsg+0xcd/0x170
[ 7370.913823][T19513]      do_syscall_64+0xc6/0x1e0
[ 7370.913823][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7370.913823][T19513] 
[ 7370.916051][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7370.916051][T19513]      netdev_get_by_index+0x5e/0x80
[ 7370.916051][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7370.916051][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7370.916051][T19513]      ip6_route_add+0x1c/0x140
[ 7370.916051][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7370.916051][T19513]      addrconf_add_dev+0xe2/0x170
[ 7370.916051][T19513]      inet6_addr_add+0x12f/0xa40
[ 7370.916051][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7370.916051][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7370.916051][T19513]      netlink_rcv_skb+0x130/0x360
[ 7370.916051][T19513]      netlink_unicast+0x449/0x710
[ 7370.916051][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7370.916051][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7370.916051][T19513]      ___sys_sendmsg+0xee/0x170
[ 7370.916051][T19513]      __sys_sendmsg+0xcd/0x170
[ 7370.916051][T19513]      do_syscall_64+0xc6/0x1e0
[ 7370.916051][T19513] 
[ 7370.918194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7370.918194][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7370.918194][T19513]      ipv6_find_idev+0x102/0x170
[ 7370.918194][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7370.918194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7370.918194][T19513]      netlink_rcv_skb+0x130/0x360
[ 7370.918194][T19513]      netlink_unicast+0x449/0x710
[ 7370.918194][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7370.918194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7370.918194][T19513]      ___sys_sendmsg+0xee/0x170
[ 7370.918194][T19513]      __sys_sendmsg+0xcd/0x170
[ 7370.918194][T19513]      do_syscall_64+0xc6/0x1e0
[ 7370.918194][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7370.918194][T19513] 
[ 7370.919866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7370.919866][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7370.919866][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7370.919866][T19513]      ipv6_find_idev+0x102/0x170
[ 7370.919866][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7370.919866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7370.919866][T19513]      netlink_rcv_skb+0x130/0x360
[ 7370.919866][T19513]      netlink_unicast+0x449/0x710
[ 7370.919866][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7370.919866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7370.919866][T19513]      ___sys_sendmsg+0xee/0x170
[ 7370.919866][T19513]      __sys_sendmsg+0xcd/0x170
[ 7370.919866][T19513]      do_syscall_64+0xc6/0x1e0
[ 7370.919866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7370.919866][T19513] 
[ 7381.159131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7381.159592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7381.159592][T19513]      netdev_get_by_index+0x5e/0x80
[ 7381.159592][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7381.159592][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7381.159592][T19513]      ip6_route_add+0x1c/0x140
[ 7381.159592][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7381.159592][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7381.159592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7381.159592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7381.159592][T19513]      netlink_rcv_skb+0x130/0x360
[ 7381.159592][T19513]      netlink_unicast+0x449/0x710
[ 7381.159592][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7381.159592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7381.159592][T19513]      ___sys_sendmsg+0xee/0x170
[ 7381.159592][T19513]      __sys_sendmsg+0xcd/0x170
[ 7381.159592][T19513]      do_syscall_64+0xc6/0x1e0
[ 7381.159592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7381.159592][T19513] 
[ 7381.161792][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7381.161792][T19513]      netdev_get_by_index+0x5e/0x80
[ 7381.161792][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7381.161792][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7381.161792][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7381.161792][T19513]      ipv6_add_addr+0x411/0x2000
[ 7381.161792][T19513]      inet6_addr_add+0x30e/0xa40
[ 7381.161792][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7381.161792][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7381.161792][T19513]      netlink_rcv_skb+0x130/0x360
[ 7381.161792][T19513]      netlink_unicast+0x449/0x710
[ 7381.161792][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7381.161792][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7381.161792][T19513]      ___sys_sendmsg+0xee/0x170
[ 7381.161792][T19513]      __sys_sendmsg+0xcd/0x170
[ 7381.161792][T19513]      do_syscall_64+0xc6/0x1e0
[ 7381.161792][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7381.161792][T19513] 
[ 7381.163992][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7381.163992][T19513]      netdev_get_by_index+0x5e/0x80
[ 7381.163992][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7381.163992][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7381.163992][T19513]      ip6_route_add+0x1c/0x140
[ 7381.163992][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7381.163992][T19513]      addrconf_add_dev+0xe2/0x170
[ 7381.163992][T19513]      inet6_addr_add+0x12f/0xa40
[ 7381.163992][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7381.163992][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7381.163992][T19513]      netlink_rcv_skb+0x130/0x360
[ 7381.163992][T19513]      netlink_unicast+0x449/0x710
[ 7381.163992][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7381.163992][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7381.163992][T19513]      ___sys_sendmsg+0xee/0x170
[ 7381.163992][T19513]      __sys_sendmsg+0xcd/0x170
[ 7381.163992][T19513]      do_syscall_64+0xc6/0x1e0
[ 7381.163992][T19513] 
[ 7381.166150][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7381.166150][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7381.166150][T19513]      ipv6_find_idev+0x102/0x170
[ 7381.166150][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7381.166150][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7381.166150][T19513]      netlink_rcv_skb+0x130/0x360
[ 7381.166150][T19513]      netlink_unicast+0x449/0x710
[ 7381.166150][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7381.166150][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7381.166150][T19513]      ___sys_sendmsg+0xee/0x170
[ 7381.166150][T19513]      __sys_sendmsg+0xcd/0x170
[ 7381.166150][T19513]      do_syscall_64+0xc6/0x1e0
[ 7381.166150][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7381.166150][T19513] 
[ 7381.167861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7381.167861][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7381.167861][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7381.167861][T19513]      ipv6_find_idev+0x102/0x170
[ 7381.167861][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7381.167861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7381.167861][T19513]      netlink_rcv_skb+0x130/0x360
[ 7381.167861][T19513]      netlink_unicast+0x449/0x710
[ 7381.167861][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7381.167861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7381.167861][T19513]      ___sys_sendmsg+0xee/0x170
[ 7381.167861][T19513]      __sys_sendmsg+0xcd/0x170
[ 7381.167861][T19513]      do_syscall_64+0xc6/0x1e0
[ 7381.167861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7381.167861][T19513] 
[ 7391.407151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7391.407602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7391.407602][T19513]      netdev_get_by_index+0x5e/0x80
[ 7391.407602][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7391.407602][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7391.407602][T19513]      ip6_route_add+0x1c/0x140
[ 7391.407602][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7391.407602][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7391.407602][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7391.407602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7391.407602][T19513]      netlink_rcv_skb+0x130/0x360
[ 7391.407602][T19513]      netlink_unicast+0x449/0x710
[ 7391.407602][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7391.407602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7391.407602][T19513]      ___sys_sendmsg+0xee/0x170
[ 7391.407602][T19513]      __sys_sendmsg+0xcd/0x170
[ 7391.407602][T19513]      do_syscall_64+0xc6/0x1e0
[ 7391.407602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7391.407602][T19513] 
[ 7391.409859][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7391.409859][T19513]      netdev_get_by_index+0x5e/0x80
[ 7391.409859][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7391.409859][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7391.409859][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7391.409859][T19513]      ipv6_add_addr+0x411/0x2000
[ 7391.409859][T19513]      inet6_addr_add+0x30e/0xa40
[ 7391.409859][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7391.409859][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7391.409859][T19513]      netlink_rcv_skb+0x130/0x360
[ 7391.409859][T19513]      netlink_unicast+0x449/0x710
[ 7391.409859][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7391.409859][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7391.409859][T19513]      ___sys_sendmsg+0xee/0x170
[ 7391.409859][T19513]      __sys_sendmsg+0xcd/0x170
[ 7391.409859][T19513]      do_syscall_64+0xc6/0x1e0
[ 7391.409859][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7391.409859][T19513] 
[ 7391.412074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7391.412074][T19513]      netdev_get_by_index+0x5e/0x80
[ 7391.412074][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7391.412074][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7391.412074][T19513]      ip6_route_add+0x1c/0x140
[ 7391.412074][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7391.412074][T19513]      addrconf_add_dev+0xe2/0x170
[ 7391.412074][T19513]      inet6_addr_add+0x12f/0xa40
[ 7391.412074][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7391.412074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7391.412074][T19513]      netlink_rcv_skb+0x130/0x360
[ 7391.412074][T19513]      netlink_unicast+0x449/0x710
[ 7391.412074][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7391.412074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7391.412074][T19513]      ___sys_sendmsg+0xee/0x170
[ 7391.412074][T19513]      __sys_sendmsg+0xcd/0x170
[ 7391.412074][T19513]      do_syscall_64+0xc6/0x1e0
[ 7391.412074][T19513] 
[ 7391.414337][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7391.414337][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7391.414337][T19513]      ipv6_find_idev+0x102/0x170
[ 7391.414337][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7391.414337][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7391.414337][T19513]      netlink_rcv_skb+0x130/0x360
[ 7391.414337][T19513]      netlink_unicast+0x449/0x710
[ 7391.414337][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7391.414337][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7391.414337][T19513]      ___sys_sendmsg+0xee/0x170
[ 7391.414337][T19513]      __sys_sendmsg+0xcd/0x170
[ 7391.414337][T19513]      do_syscall_64+0xc6/0x1e0
[ 7391.414337][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7391.414337][T19513] 
[ 7391.416159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7391.416159][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7391.416159][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7391.416159][T19513]      ipv6_find_idev+0x102/0x170
[ 7391.416159][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7391.416159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7391.416159][T19513]      netlink_rcv_skb+0x130/0x360
[ 7391.416159][T19513]      netlink_unicast+0x449/0x710
[ 7391.416159][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7391.416159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7391.416159][T19513]      ___sys_sendmsg+0xee/0x170
[ 7391.416159][T19513]      __sys_sendmsg+0xcd/0x170
[ 7391.416159][T19513]      do_syscall_64+0xc6/0x1e0
[ 7391.416159][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7391.416159][T19513] 
[ 7401.655150][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7401.655561][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7401.655561][T19513]      netdev_get_by_index+0x5e/0x80
[ 7401.655561][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7401.655561][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7401.655561][T19513]      ip6_route_add+0x1c/0x140
[ 7401.655561][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7401.655561][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7401.655561][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7401.655561][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7401.655561][T19513]      netlink_rcv_skb+0x130/0x360
[ 7401.655561][T19513]      netlink_unicast+0x449/0x710
[ 7401.655561][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7401.655561][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7401.655561][T19513]      ___sys_sendmsg+0xee/0x170
[ 7401.655561][T19513]      __sys_sendmsg+0xcd/0x170
[ 7401.655561][T19513]      do_syscall_64+0xc6/0x1e0
[ 7401.655561][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7401.655561][T19513] 
[ 7401.657788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7401.657788][T19513]      netdev_get_by_index+0x5e/0x80
[ 7401.657788][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7401.657788][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7401.657788][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7401.657788][T19513]      ipv6_add_addr+0x411/0x2000
[ 7401.657788][T19513]      inet6_addr_add+0x30e/0xa40
[ 7401.657788][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7401.657788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7401.657788][T19513]      netlink_rcv_skb+0x130/0x360
[ 7401.657788][T19513]      netlink_unicast+0x449/0x710
[ 7401.657788][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7401.657788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7401.657788][T19513]      ___sys_sendmsg+0xee/0x170
[ 7401.657788][T19513]      __sys_sendmsg+0xcd/0x170
[ 7401.657788][T19513]      do_syscall_64+0xc6/0x1e0
[ 7401.657788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7401.657788][T19513] 
[ 7401.659991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7401.659991][T19513]      netdev_get_by_index+0x5e/0x80
[ 7401.659991][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7401.659991][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7401.659991][T19513]      ip6_route_add+0x1c/0x140
[ 7401.659991][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7401.659991][T19513]      addrconf_add_dev+0xe2/0x170
[ 7401.659991][T19513]      inet6_addr_add+0x12f/0xa40
[ 7401.659991][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7401.659991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7401.659991][T19513]      netlink_rcv_skb+0x130/0x360
[ 7401.659991][T19513]      netlink_unicast+0x449/0x710
[ 7401.659991][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7401.659991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7401.659991][T19513]      ___sys_sendmsg+0xee/0x170
[ 7401.659991][T19513]      __sys_sendmsg+0xcd/0x170
[ 7401.659991][T19513]      do_syscall_64+0xc6/0x1e0
[ 7401.659991][T19513] 
[ 7401.662148][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7401.662148][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7401.662148][T19513]      ipv6_find_idev+0x102/0x170
[ 7401.662148][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7401.662148][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7401.662148][T19513]      netlink_rcv_skb+0x130/0x360
[ 7401.662148][T19513]      netlink_unicast+0x449/0x710
[ 7401.662148][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7401.662148][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7401.662148][T19513]      ___sys_sendmsg+0xee/0x170
[ 7401.662148][T19513]      __sys_sendmsg+0xcd/0x170
[ 7401.662148][T19513]      do_syscall_64+0xc6/0x1e0
[ 7401.662148][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7401.662148][T19513] 
[ 7401.663848][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7401.663848][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7401.663848][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7401.663848][T19513]      ipv6_find_idev+0x102/0x170
[ 7401.663848][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7401.663848][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7401.663848][T19513]      netlink_rcv_skb+0x130/0x360
[ 7401.663848][T19513]      netlink_unicast+0x449/0x710
[ 7401.663848][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7401.663848][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7401.663848][T19513]      ___sys_sendmsg+0xee/0x170
[ 7401.663848][T19513]      __sys_sendmsg+0xcd/0x170
[ 7401.663848][T19513]      do_syscall_64+0xc6/0x1e0
[ 7401.663848][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7401.663848][T19513] 
[ 7411.903160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7411.903616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7411.903616][T19513]      netdev_get_by_index+0x5e/0x80
[ 7411.903616][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7411.903616][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7411.903616][T19513]      ip6_route_add+0x1c/0x140
[ 7411.903616][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7411.903616][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7411.903616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7411.903616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7411.903616][T19513]      netlink_rcv_skb+0x130/0x360
[ 7411.903616][T19513]      netlink_unicast+0x449/0x710
[ 7411.903616][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7411.903616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7411.903616][T19513]      ___sys_sendmsg+0xee/0x170
[ 7411.903616][T19513]      __sys_sendmsg+0xcd/0x170
[ 7411.903616][T19513]      do_syscall_64+0xc6/0x1e0
[ 7411.903616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7411.903616][T19513] 
[ 7411.905847][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7411.905847][T19513]      netdev_get_by_index+0x5e/0x80
[ 7411.905847][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7411.905847][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7411.905847][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7411.905847][T19513]      ipv6_add_addr+0x411/0x2000
[ 7411.905847][T19513]      inet6_addr_add+0x30e/0xa40
[ 7411.905847][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7411.905847][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7411.905847][T19513]      netlink_rcv_skb+0x130/0x360
[ 7411.905847][T19513]      netlink_unicast+0x449/0x710
[ 7411.905847][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7411.905847][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7411.905847][T19513]      ___sys_sendmsg+0xee/0x170
[ 7411.905847][T19513]      __sys_sendmsg+0xcd/0x170
[ 7411.905847][T19513]      do_syscall_64+0xc6/0x1e0
[ 7411.905847][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7411.905847][T19513] 
[ 7411.908056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7411.908056][T19513]      netdev_get_by_index+0x5e/0x80
[ 7411.908056][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7411.908056][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7411.908056][T19513]      ip6_route_add+0x1c/0x140
[ 7411.908056][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7411.908056][T19513]      addrconf_add_dev+0xe2/0x170
[ 7411.908056][T19513]      inet6_addr_add+0x12f/0xa40
[ 7411.908056][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7411.908056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7411.908056][T19513]      netlink_rcv_skb+0x130/0x360
[ 7411.908056][T19513]      netlink_unicast+0x449/0x710
[ 7411.908056][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7411.908056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7411.908056][T19513]      ___sys_sendmsg+0xee/0x170
[ 7411.908056][T19513]      __sys_sendmsg+0xcd/0x170
[ 7411.908056][T19513]      do_syscall_64+0xc6/0x1e0
[ 7411.908056][T19513] 
[ 7411.910212][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7411.910212][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7411.910212][T19513]      ipv6_find_idev+0x102/0x170
[ 7411.910212][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7411.910212][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7411.910212][T19513]      netlink_rcv_skb+0x130/0x360
[ 7411.910212][T19513]      netlink_unicast+0x449/0x710
[ 7411.910212][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7411.910212][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7411.910212][T19513]      ___sys_sendmsg+0xee/0x170
[ 7411.910212][T19513]      __sys_sendmsg+0xcd/0x170
[ 7411.910212][T19513]      do_syscall_64+0xc6/0x1e0
[ 7411.910212][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7411.910212][T19513] 
[ 7411.911953][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7411.911953][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7411.911953][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7411.911953][T19513]      ipv6_find_idev+0x102/0x170
[ 7411.911953][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7411.911953][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7411.911953][T19513]      netlink_rcv_skb+0x130/0x360
[ 7411.911953][T19513]      netlink_unicast+0x449/0x710
[ 7411.911953][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7411.911953][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7411.911953][T19513]      ___sys_sendmsg+0xee/0x170
[ 7411.911953][T19513]      __sys_sendmsg+0xcd/0x170
[ 7411.911953][T19513]      do_syscall_64+0xc6/0x1e0
[ 7411.911953][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7411.911953][T19513] 
[ 7422.151140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7422.151656][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7422.151656][T19513]      netdev_get_by_index+0x5e/0x80
[ 7422.151656][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7422.151656][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7422.151656][T19513]      ip6_route_add+0x1c/0x140
[ 7422.151656][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7422.151656][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7422.151656][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7422.151656][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7422.151656][T19513]      netlink_rcv_skb+0x130/0x360
[ 7422.151656][T19513]      netlink_unicast+0x449/0x710
[ 7422.151656][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7422.151656][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7422.151656][T19513]      ___sys_sendmsg+0xee/0x170
[ 7422.151656][T19513]      __sys_sendmsg+0xcd/0x170
[ 7422.151656][T19513]      do_syscall_64+0xc6/0x1e0
[ 7422.151656][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7422.151656][T19513] 
[ 7422.153911][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7422.153911][T19513]      netdev_get_by_index+0x5e/0x80
[ 7422.153911][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7422.153911][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7422.153911][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7422.153911][T19513]      ipv6_add_addr+0x411/0x2000
[ 7422.153911][T19513]      inet6_addr_add+0x30e/0xa40
[ 7422.153911][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7422.153911][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7422.153911][T19513]      netlink_rcv_skb+0x130/0x360
[ 7422.153911][T19513]      netlink_unicast+0x449/0x710
[ 7422.153911][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7422.153911][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7422.153911][T19513]      ___sys_sendmsg+0xee/0x170
[ 7422.153911][T19513]      __sys_sendmsg+0xcd/0x170
[ 7422.153911][T19513]      do_syscall_64+0xc6/0x1e0
[ 7422.153911][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7422.153911][T19513] 
[ 7422.156245][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7422.156245][T19513]      netdev_get_by_index+0x5e/0x80
[ 7422.156245][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7422.156245][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7422.156245][T19513]      ip6_route_add+0x1c/0x140
[ 7422.156245][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7422.156245][T19513]      addrconf_add_dev+0xe2/0x170
[ 7422.156245][T19513]      inet6_addr_add+0x12f/0xa40
[ 7422.156245][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7422.156245][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7422.156245][T19513]      netlink_rcv_skb+0x130/0x360
[ 7422.156245][T19513]      netlink_unicast+0x449/0x710
[ 7422.156245][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7422.156245][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7422.156245][T19513]      ___sys_sendmsg+0xee/0x170
[ 7422.156245][T19513]      __sys_sendmsg+0xcd/0x170
[ 7422.156245][T19513]      do_syscall_64+0xc6/0x1e0
[ 7422.156245][T19513] 
[ 7422.158420][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7422.158420][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7422.158420][T19513]      ipv6_find_idev+0x102/0x170
[ 7422.158420][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7422.158420][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7422.158420][T19513]      netlink_rcv_skb+0x130/0x360
[ 7422.158420][T19513]      netlink_unicast+0x449/0x710
[ 7422.158420][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7422.158420][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7422.158420][T19513]      ___sys_sendmsg+0xee/0x170
[ 7422.158420][T19513]      __sys_sendmsg+0xcd/0x170
[ 7422.158420][T19513]      do_syscall_64+0xc6/0x1e0
[ 7422.158420][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7422.158420][T19513] 
[ 7422.160115][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7422.160115][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7422.160115][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7422.160115][T19513]      ipv6_find_idev+0x102/0x170
[ 7422.160115][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7422.160115][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7422.160115][T19513]      netlink_rcv_skb+0x130/0x360
[ 7422.160115][T19513]      netlink_unicast+0x449/0x710
[ 7422.160115][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7422.160115][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7422.160115][T19513]      ___sys_sendmsg+0xee/0x170
[ 7422.160115][T19513]      __sys_sendmsg+0xcd/0x170
[ 7422.160115][T19513]      do_syscall_64+0xc6/0x1e0
[ 7422.160115][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7422.160115][T19513] 
[ 7432.399130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7432.399583][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7432.399583][T19513]      netdev_get_by_index+0x5e/0x80
[ 7432.399583][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7432.399583][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7432.399583][T19513]      ip6_route_add+0x1c/0x140
[ 7432.399583][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7432.399583][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7432.399583][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7432.399583][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7432.399583][T19513]      netlink_rcv_skb+0x130/0x360
[ 7432.399583][T19513]      netlink_unicast+0x449/0x710
[ 7432.399583][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7432.399583][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7432.399583][T19513]      ___sys_sendmsg+0xee/0x170
[ 7432.399583][T19513]      __sys_sendmsg+0xcd/0x170
[ 7432.399583][T19513]      do_syscall_64+0xc6/0x1e0
[ 7432.399583][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7432.399583][T19513] 
[ 7432.401819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7432.401819][T19513]      netdev_get_by_index+0x5e/0x80
[ 7432.401819][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7432.401819][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7432.401819][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7432.401819][T19513]      ipv6_add_addr+0x411/0x2000
[ 7432.401819][T19513]      inet6_addr_add+0x30e/0xa40
[ 7432.401819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7432.401819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7432.401819][T19513]      netlink_rcv_skb+0x130/0x360
[ 7432.401819][T19513]      netlink_unicast+0x449/0x710
[ 7432.401819][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7432.401819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7432.401819][T19513]      ___sys_sendmsg+0xee/0x170
[ 7432.401819][T19513]      __sys_sendmsg+0xcd/0x170
[ 7432.401819][T19513]      do_syscall_64+0xc6/0x1e0
[ 7432.401819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7432.401819][T19513] 
[ 7432.404578][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7432.404578][T19513]      netdev_get_by_index+0x5e/0x80
[ 7432.404578][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7432.404578][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7432.404578][T19513]      ip6_route_add+0x1c/0x140
[ 7432.404578][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7432.404578][T19513]      addrconf_add_dev+0xe2/0x170
[ 7432.404578][T19513]      inet6_addr_add+0x12f/0xa40
[ 7432.404578][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7432.404578][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7432.404578][T19513]      netlink_rcv_skb+0x130/0x360
[ 7432.404578][T19513]      netlink_unicast+0x449/0x710
[ 7432.404578][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7432.404578][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7432.404578][T19513]      ___sys_sendmsg+0xee/0x170
[ 7432.404578][T19513]      __sys_sendmsg+0xcd/0x170
[ 7432.404578][T19513]      do_syscall_64+0xc6/0x1e0
[ 7432.404578][T19513] 
[ 7432.406747][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7432.406747][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7432.406747][T19513]      ipv6_find_idev+0x102/0x170
[ 7432.406747][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7432.406747][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7432.406747][T19513]      netlink_rcv_skb+0x130/0x360
[ 7432.406747][T19513]      netlink_unicast+0x449/0x710
[ 7432.406747][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7432.406747][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7432.406747][T19513]      ___sys_sendmsg+0xee/0x170
[ 7432.406747][T19513]      __sys_sendmsg+0xcd/0x170
[ 7432.406747][T19513]      do_syscall_64+0xc6/0x1e0
[ 7432.406747][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7432.406747][T19513] 
[ 7432.408450][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7432.408450][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7432.408450][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7432.408450][T19513]      ipv6_find_idev+0x102/0x170
[ 7432.408450][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7432.408450][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7432.408450][T19513]      netlink_rcv_skb+0x130/0x360
[ 7432.408450][T19513]      netlink_unicast+0x449/0x710
[ 7432.408450][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7432.408450][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7432.408450][T19513]      ___sys_sendmsg+0xee/0x170
[ 7432.408450][T19513]      __sys_sendmsg+0xcd/0x170
[ 7432.408450][T19513]      do_syscall_64+0xc6/0x1e0
[ 7432.408450][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7432.408450][T19513] 
[ 7442.647124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7442.647575][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7442.647575][T19513]      netdev_get_by_index+0x5e/0x80
[ 7442.647575][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7442.647575][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7442.647575][T19513]      ip6_route_add+0x1c/0x140
[ 7442.647575][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7442.647575][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7442.647575][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7442.647575][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7442.647575][T19513]      netlink_rcv_skb+0x130/0x360
[ 7442.647575][T19513]      netlink_unicast+0x449/0x710
[ 7442.647575][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7442.647575][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7442.647575][T19513]      ___sys_sendmsg+0xee/0x170
[ 7442.647575][T19513]      __sys_sendmsg+0xcd/0x170
[ 7442.647575][T19513]      do_syscall_64+0xc6/0x1e0
[ 7442.647575][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7442.647575][T19513] 
[ 7442.649832][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7442.649832][T19513]      netdev_get_by_index+0x5e/0x80
[ 7442.649832][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7442.649832][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7442.649832][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7442.649832][T19513]      ipv6_add_addr+0x411/0x2000
[ 7442.649832][T19513]      inet6_addr_add+0x30e/0xa40
[ 7442.649832][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7442.649832][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7442.649832][T19513]      netlink_rcv_skb+0x130/0x360
[ 7442.649832][T19513]      netlink_unicast+0x449/0x710
[ 7442.649832][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7442.649832][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7442.649832][T19513]      ___sys_sendmsg+0xee/0x170
[ 7442.649832][T19513]      __sys_sendmsg+0xcd/0x170
[ 7442.649832][T19513]      do_syscall_64+0xc6/0x1e0
[ 7442.649832][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7442.649832][T19513] 
[ 7442.652044][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7442.652044][T19513]      netdev_get_by_index+0x5e/0x80
[ 7442.652044][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7442.652044][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7442.652044][T19513]      ip6_route_add+0x1c/0x140
[ 7442.652044][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7442.652044][T19513]      addrconf_add_dev+0xe2/0x170
[ 7442.652044][T19513]      inet6_addr_add+0x12f/0xa40
[ 7442.652044][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7442.652044][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7442.652044][T19513]      netlink_rcv_skb+0x130/0x360
[ 7442.652044][T19513]      netlink_unicast+0x449/0x710
[ 7442.652044][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7442.652044][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7442.652044][T19513]      ___sys_sendmsg+0xee/0x170
[ 7442.652044][T19513]      __sys_sendmsg+0xcd/0x170
[ 7442.652044][T19513]      do_syscall_64+0xc6/0x1e0
[ 7442.652044][T19513] 
[ 7442.654216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7442.654216][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7442.654216][T19513]      ipv6_find_idev+0x102/0x170
[ 7442.654216][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7442.654216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7442.654216][T19513]      netlink_rcv_skb+0x130/0x360
[ 7442.654216][T19513]      netlink_unicast+0x449/0x710
[ 7442.654216][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7442.654216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7442.654216][T19513]      ___sys_sendmsg+0xee/0x170
[ 7442.654216][T19513]      __sys_sendmsg+0xcd/0x170
[ 7442.654216][T19513]      do_syscall_64+0xc6/0x1e0
[ 7442.654216][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7442.654216][T19513] 
[ 7442.655923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7442.655923][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7442.655923][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7442.655923][T19513]      ipv6_find_idev+0x102/0x170
[ 7442.655923][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7442.655923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7442.655923][T19513]      netlink_rcv_skb+0x130/0x360
[ 7442.655923][T19513]      netlink_unicast+0x449/0x710
[ 7442.655923][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7442.655923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7442.655923][T19513]      ___sys_sendmsg+0xee/0x170
[ 7442.655923][T19513]      __sys_sendmsg+0xcd/0x170
[ 7442.655923][T19513]      do_syscall_64+0xc6/0x1e0
[ 7442.655923][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7442.655923][T19513] 
[ 7452.727117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7452.727650][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7452.727650][T19513]      netdev_get_by_index+0x5e/0x80
[ 7452.727650][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7452.727650][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7452.727650][T19513]      ip6_route_add+0x1c/0x140
[ 7452.727650][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7452.727650][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7452.727650][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7452.727650][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7452.727650][T19513]      netlink_rcv_skb+0x130/0x360
[ 7452.727650][T19513]      netlink_unicast+0x449/0x710
[ 7452.727650][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7452.727650][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7452.727650][T19513]      ___sys_sendmsg+0xee/0x170
[ 7452.727650][T19513]      __sys_sendmsg+0xcd/0x170
[ 7452.727650][T19513]      do_syscall_64+0xc6/0x1e0
[ 7452.727650][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7452.727650][T19513] 
[ 7452.731239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7452.731239][T19513]      netdev_get_by_index+0x5e/0x80
[ 7452.731239][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7452.731239][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7452.731239][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7452.731239][T19513]      ipv6_add_addr+0x411/0x2000
[ 7452.731239][T19513]      inet6_addr_add+0x30e/0xa40
[ 7452.731239][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7452.731239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7452.731239][T19513]      netlink_rcv_skb+0x130/0x360
[ 7452.731239][T19513]      netlink_unicast+0x449/0x710
[ 7452.731239][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7452.731239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7452.731239][T19513]      ___sys_sendmsg+0xee/0x170
[ 7452.731239][T19513]      __sys_sendmsg+0xcd/0x170
[ 7452.731239][T19513]      do_syscall_64+0xc6/0x1e0
[ 7452.731239][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7452.731239][T19513] 
[ 7452.734900][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7452.734900][T19513]      netdev_get_by_index+0x5e/0x80
[ 7452.734900][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7452.734900][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7452.734900][T19513]      ip6_route_add+0x1c/0x140
[ 7452.734900][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7452.734900][T19513]      addrconf_add_dev+0xe2/0x170
[ 7452.734900][T19513]      inet6_addr_add+0x12f/0xa40
[ 7452.734900][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7452.734900][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7452.734900][T19513]      netlink_rcv_skb+0x130/0x360
[ 7452.734900][T19513]      netlink_unicast+0x449/0x710
[ 7452.734900][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7452.734900][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7452.734900][T19513]      ___sys_sendmsg+0xee/0x170
[ 7452.734900][T19513]      __sys_sendmsg+0xcd/0x170
[ 7452.734900][T19513]      do_syscall_64+0xc6/0x1e0
[ 7452.734900][T19513] 
[ 7452.738487][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7452.738487][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7452.738487][T19513]      ipv6_find_idev+0x102/0x170
[ 7452.738487][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7452.738487][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7452.738487][T19513]      netlink_rcv_skb+0x130/0x360
[ 7452.738487][T19513]      netlink_unicast+0x449/0x710
[ 7452.738487][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7452.738487][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7452.738487][T19513]      ___sys_sendmsg+0xee/0x170
[ 7452.738487][T19513]      __sys_sendmsg+0xcd/0x170
[ 7452.738487][T19513]      do_syscall_64+0xc6/0x1e0
[ 7452.738487][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7452.738487][T19513] 
[ 7452.741293][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7452.741293][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7452.741293][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7452.741293][T19513]      ipv6_find_idev+0x102/0x170
[ 7452.741293][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7452.741293][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7452.741293][T19513]      netlink_rcv_skb+0x130/0x360
[ 7452.741293][T19513]      netlink_unicast+0x449/0x710
[ 7452.741293][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7452.741293][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7452.741293][T19513]      ___sys_sendmsg+0xee/0x170
[ 7452.741293][T19513]      __sys_sendmsg+0xcd/0x170
[ 7452.741293][T19513]      do_syscall_64+0xc6/0x1e0
[ 7452.741293][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7452.741293][T19513] 
[ 7462.935136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7462.935672][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7462.935672][T19513]      netdev_get_by_index+0x5e/0x80
[ 7462.935672][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7462.935672][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7462.935672][T19513]      ip6_route_add+0x1c/0x140
[ 7462.935672][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7462.935672][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7462.935672][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7462.935672][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7462.935672][T19513]      netlink_rcv_skb+0x130/0x360
[ 7462.935672][T19513]      netlink_unicast+0x449/0x710
[ 7462.935672][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7462.935672][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7462.935672][T19513]      ___sys_sendmsg+0xee/0x170
[ 7462.935672][T19513]      __sys_sendmsg+0xcd/0x170
[ 7462.935672][T19513]      do_syscall_64+0xc6/0x1e0
[ 7462.935672][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7462.935672][T19513] 
[ 7462.939331][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7462.939331][T19513]      netdev_get_by_index+0x5e/0x80
[ 7462.939331][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7462.939331][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7462.939331][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7462.939331][T19513]      ipv6_add_addr+0x411/0x2000
[ 7462.939331][T19513]      inet6_addr_add+0x30e/0xa40
[ 7462.939331][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7462.939331][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7462.939331][T19513]      netlink_rcv_skb+0x130/0x360
[ 7462.939331][T19513]      netlink_unicast+0x449/0x710
[ 7462.939331][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7462.939331][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7462.939331][T19513]      ___sys_sendmsg+0xee/0x170
[ 7462.939331][T19513]      __sys_sendmsg+0xcd/0x170
[ 7462.939331][T19513]      do_syscall_64+0xc6/0x1e0
[ 7462.939331][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7462.939331][T19513] 
[ 7462.942988][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7462.942988][T19513]      netdev_get_by_index+0x5e/0x80
[ 7462.942988][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7462.942988][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7462.942988][T19513]      ip6_route_add+0x1c/0x140
[ 7462.942988][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7462.942988][T19513]      addrconf_add_dev+0xe2/0x170
[ 7462.942988][T19513]      inet6_addr_add+0x12f/0xa40
[ 7462.942988][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7462.942988][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7462.942988][T19513]      netlink_rcv_skb+0x130/0x360
[ 7462.942988][T19513]      netlink_unicast+0x449/0x710
[ 7462.942988][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7462.942988][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7462.942988][T19513]      ___sys_sendmsg+0xee/0x170
[ 7462.942988][T19513]      __sys_sendmsg+0xcd/0x170
[ 7462.942988][T19513]      do_syscall_64+0xc6/0x1e0
[ 7462.942988][T19513] 
[ 7462.946563][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7462.946563][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7462.946563][T19513]      ipv6_find_idev+0x102/0x170
[ 7462.946563][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7462.946563][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7462.946563][T19513]      netlink_rcv_skb+0x130/0x360
[ 7462.946563][T19513]      netlink_unicast+0x449/0x710
[ 7462.946563][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7462.946563][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7462.946563][T19513]      ___sys_sendmsg+0xee/0x170
[ 7462.946563][T19513]      __sys_sendmsg+0xcd/0x170
[ 7462.946563][T19513]      do_syscall_64+0xc6/0x1e0
[ 7462.946563][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7462.946563][T19513] 
[ 7462.949369][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7462.949369][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7462.949369][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7462.949369][T19513]      ipv6_find_idev+0x102/0x170
[ 7462.949369][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7462.949369][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7462.949369][T19513]      netlink_rcv_skb+0x130/0x360
[ 7462.949369][T19513]      netlink_unicast+0x449/0x710
[ 7462.949369][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7462.949369][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7462.949369][T19513]      ___sys_sendmsg+0xee/0x170
[ 7462.949369][T19513]      __sys_sendmsg+0xcd/0x170
[ 7462.949369][T19513]      do_syscall_64+0xc6/0x1e0
[ 7462.949369][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7462.949369][T19513] 
[ 7473.199212][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7473.199746][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7473.199746][T19513]      netdev_get_by_index+0x5e/0x80
[ 7473.199746][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7473.199746][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7473.199746][T19513]      ip6_route_add+0x1c/0x140
[ 7473.199746][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7473.199746][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7473.199746][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7473.199746][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7473.199746][T19513]      netlink_rcv_skb+0x130/0x360
[ 7473.199746][T19513]      netlink_unicast+0x449/0x710
[ 7473.199746][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7473.199746][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7473.199746][T19513]      ___sys_sendmsg+0xee/0x170
[ 7473.199746][T19513]      __sys_sendmsg+0xcd/0x170
[ 7473.199746][T19513]      do_syscall_64+0xc6/0x1e0
[ 7473.199746][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7473.199746][T19513] 
[ 7473.203406][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7473.203406][T19513]      netdev_get_by_index+0x5e/0x80
[ 7473.203406][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7473.203406][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7473.203406][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7473.203406][T19513]      ipv6_add_addr+0x411/0x2000
[ 7473.203406][T19513]      inet6_addr_add+0x30e/0xa40
[ 7473.203406][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7473.203406][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7473.203406][T19513]      netlink_rcv_skb+0x130/0x360
[ 7473.203406][T19513]      netlink_unicast+0x449/0x710
[ 7473.203406][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7473.203406][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7473.203406][T19513]      ___sys_sendmsg+0xee/0x170
[ 7473.203406][T19513]      __sys_sendmsg+0xcd/0x170
[ 7473.203406][T19513]      do_syscall_64+0xc6/0x1e0
[ 7473.203406][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7473.203406][T19513] 
[ 7473.207056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7473.207056][T19513]      netdev_get_by_index+0x5e/0x80
[ 7473.207056][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7473.207056][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7473.207056][T19513]      ip6_route_add+0x1c/0x140
[ 7473.207056][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7473.207056][T19513]      addrconf_add_dev+0xe2/0x170
[ 7473.207056][T19513]      inet6_addr_add+0x12f/0xa40
[ 7473.207056][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7473.207056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7473.207056][T19513]      netlink_rcv_skb+0x130/0x360
[ 7473.207056][T19513]      netlink_unicast+0x449/0x710
[ 7473.207056][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7473.207056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7473.207056][T19513]      ___sys_sendmsg+0xee/0x170
[ 7473.207056][T19513]      __sys_sendmsg+0xcd/0x170
[ 7473.207056][T19513]      do_syscall_64+0xc6/0x1e0
[ 7473.207056][T19513] 
[ 7473.210641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7473.210641][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7473.210641][T19513]      ipv6_find_idev+0x102/0x170
[ 7473.210641][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7473.210641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7473.210641][T19513]      netlink_rcv_skb+0x130/0x360
[ 7473.210641][T19513]      netlink_unicast+0x449/0x710
[ 7473.210641][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7473.210641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7473.210641][T19513]      ___sys_sendmsg+0xee/0x170
[ 7473.210641][T19513]      __sys_sendmsg+0xcd/0x170
[ 7473.210641][T19513]      do_syscall_64+0xc6/0x1e0
[ 7473.210641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7473.210641][T19513] 
[ 7473.213461][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7473.213461][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7473.213461][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7473.213461][T19513]      ipv6_find_idev+0x102/0x170
[ 7473.213461][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7473.213461][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7473.213461][T19513]      netlink_rcv_skb+0x130/0x360
[ 7473.213461][T19513]      netlink_unicast+0x449/0x710
[ 7473.213461][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7473.213461][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7473.213461][T19513]      ___sys_sendmsg+0xee/0x170
[ 7473.213461][T19513]      __sys_sendmsg+0xcd/0x170
[ 7473.213461][T19513]      do_syscall_64+0xc6/0x1e0
[ 7473.213461][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7473.213461][T19513] 
[ 7483.463080][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7483.463560][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7483.463560][T19513]      netdev_get_by_index+0x5e/0x80
[ 7483.463560][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7483.463560][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7483.463560][T19513]      ip6_route_add+0x1c/0x140
[ 7483.463560][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7483.463560][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7483.463560][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7483.463560][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7483.463560][T19513]      netlink_rcv_skb+0x130/0x360
[ 7483.463560][T19513]      netlink_unicast+0x449/0x710
[ 7483.463560][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7483.463560][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7483.463560][T19513]      ___sys_sendmsg+0xee/0x170
[ 7483.463560][T19513]      __sys_sendmsg+0xcd/0x170
[ 7483.463560][T19513]      do_syscall_64+0xc6/0x1e0
[ 7483.463560][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7483.463560][T19513] 
[ 7483.467215][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7483.467215][T19513]      netdev_get_by_index+0x5e/0x80
[ 7483.467215][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7483.467215][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7483.467215][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7483.467215][T19513]      ipv6_add_addr+0x411/0x2000
[ 7483.467215][T19513]      inet6_addr_add+0x30e/0xa40
[ 7483.467215][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7483.467215][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7483.467215][T19513]      netlink_rcv_skb+0x130/0x360
[ 7483.467215][T19513]      netlink_unicast+0x449/0x710
[ 7483.467215][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7483.467215][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7483.467215][T19513]      ___sys_sendmsg+0xee/0x170
[ 7483.467215][T19513]      __sys_sendmsg+0xcd/0x170
[ 7483.467215][T19513]      do_syscall_64+0xc6/0x1e0
[ 7483.467215][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7483.467215][T19513] 
[ 7483.470863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7483.470863][T19513]      netdev_get_by_index+0x5e/0x80
[ 7483.470863][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7483.470863][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7483.470863][T19513]      ip6_route_add+0x1c/0x140
[ 7483.470863][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7483.470863][T19513]      addrconf_add_dev+0xe2/0x170
[ 7483.470863][T19513]      inet6_addr_add+0x12f/0xa40
[ 7483.470863][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7483.470863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7483.470863][T19513]      netlink_rcv_skb+0x130/0x360
[ 7483.470863][T19513]      netlink_unicast+0x449/0x710
[ 7483.470863][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7483.470863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7483.470863][T19513]      ___sys_sendmsg+0xee/0x170
[ 7483.470863][T19513]      __sys_sendmsg+0xcd/0x170
[ 7483.470863][T19513]      do_syscall_64+0xc6/0x1e0
[ 7483.470863][T19513] 
[ 7483.474458][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7483.474458][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7483.474458][T19513]      ipv6_find_idev+0x102/0x170
[ 7483.474458][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7483.474458][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7483.474458][T19513]      netlink_rcv_skb+0x130/0x360
[ 7483.474458][T19513]      netlink_unicast+0x449/0x710
[ 7483.474458][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7483.474458][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7483.474458][T19513]      ___sys_sendmsg+0xee/0x170
[ 7483.474458][T19513]      __sys_sendmsg+0xcd/0x170
[ 7483.474458][T19513]      do_syscall_64+0xc6/0x1e0
[ 7483.474458][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7483.474458][T19513] 
[ 7483.477862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7483.477862][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7483.477862][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7483.477862][T19513]      ipv6_find_idev+0x102/0x170
[ 7483.477862][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7483.477862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7483.477862][T19513]      netlink_rcv_skb+0x130/0x360
[ 7483.477862][T19513]      netlink_unicast+0x449/0x710
[ 7483.477862][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7483.477862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7483.477862][T19513]      ___sys_sendmsg+0xee/0x170
[ 7483.477862][T19513]      __sys_sendmsg+0xcd/0x170
[ 7483.477862][T19513]      do_syscall_64+0xc6/0x1e0
[ 7483.477862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7483.477862][T19513] 
[ 7493.727149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7493.727691][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7493.727691][T19513]      netdev_get_by_index+0x5e/0x80
[ 7493.727691][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7493.727691][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7493.727691][T19513]      ip6_route_add+0x1c/0x140
[ 7493.727691][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7493.727691][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7493.727691][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7493.727691][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7493.727691][T19513]      netlink_rcv_skb+0x130/0x360
[ 7493.727691][T19513]      netlink_unicast+0x449/0x710
[ 7493.727691][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7493.727691][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7493.727691][T19513]      ___sys_sendmsg+0xee/0x170
[ 7493.727691][T19513]      __sys_sendmsg+0xcd/0x170
[ 7493.727691][T19513]      do_syscall_64+0xc6/0x1e0
[ 7493.727691][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7493.727691][T19513] 
[ 7493.731355][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7493.731355][T19513]      netdev_get_by_index+0x5e/0x80
[ 7493.731355][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7493.731355][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7493.731355][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7493.731355][T19513]      ipv6_add_addr+0x411/0x2000
[ 7493.731355][T19513]      inet6_addr_add+0x30e/0xa40
[ 7493.731355][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7493.731355][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7493.731355][T19513]      netlink_rcv_skb+0x130/0x360
[ 7493.731355][T19513]      netlink_unicast+0x449/0x710
[ 7493.731355][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7493.731355][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7493.731355][T19513]      ___sys_sendmsg+0xee/0x170
[ 7493.731355][T19513]      __sys_sendmsg+0xcd/0x170
[ 7493.731355][T19513]      do_syscall_64+0xc6/0x1e0
[ 7493.731355][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7493.731355][T19513] 
[ 7493.735085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7493.735085][T19513]      netdev_get_by_index+0x5e/0x80
[ 7493.735085][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7493.735085][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7493.735085][T19513]      ip6_route_add+0x1c/0x140
[ 7493.735085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7493.735085][T19513]      addrconf_add_dev+0xe2/0x170
[ 7493.735085][T19513]      inet6_addr_add+0x12f/0xa40
[ 7493.735085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7493.735085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7493.735085][T19513]      netlink_rcv_skb+0x130/0x360
[ 7493.735085][T19513]      netlink_unicast+0x449/0x710
[ 7493.735085][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7493.735085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7493.735085][T19513]      ___sys_sendmsg+0xee/0x170
[ 7493.735085][T19513]      __sys_sendmsg+0xcd/0x170
[ 7493.735085][T19513]      do_syscall_64+0xc6/0x1e0
[ 7493.735085][T19513] 
[ 7493.738680][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7493.738680][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7493.738680][T19513]      ipv6_find_idev+0x102/0x170
[ 7493.738680][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7493.738680][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7493.738680][T19513]      netlink_rcv_skb+0x130/0x360
[ 7493.738680][T19513]      netlink_unicast+0x449/0x710
[ 7493.738680][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7493.738680][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7493.738680][T19513]      ___sys_sendmsg+0xee/0x170
[ 7493.738680][T19513]      __sys_sendmsg+0xcd/0x170
[ 7493.738680][T19513]      do_syscall_64+0xc6/0x1e0
[ 7493.738680][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7493.738680][T19513] 
[ 7493.741492][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7493.741492][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7493.741492][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7493.741492][T19513]      ipv6_find_idev+0x102/0x170
[ 7493.741492][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7493.741492][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7493.741492][T19513]      netlink_rcv_skb+0x130/0x360
[ 7493.741492][T19513]      netlink_unicast+0x449/0x710
[ 7493.741492][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7493.741492][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7493.741492][T19513]      ___sys_sendmsg+0xee/0x170
[ 7493.741492][T19513]      __sys_sendmsg+0xcd/0x170
[ 7493.741492][T19513]      do_syscall_64+0xc6/0x1e0
[ 7493.741492][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7493.741492][T19513] 
[ 7503.991094][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7503.991935][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7503.991935][T19513]      netdev_get_by_index+0x5e/0x80
[ 7503.991935][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7503.991935][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7503.991935][T19513]      ip6_route_add+0x1c/0x140
[ 7503.991935][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7503.991935][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7503.991935][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7503.991935][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7503.991935][T19513]      netlink_rcv_skb+0x130/0x360
[ 7503.991935][T19513]      netlink_unicast+0x449/0x710
[ 7503.991935][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7503.991935][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7503.991935][T19513]      ___sys_sendmsg+0xee/0x170
[ 7503.991935][T19513]      __sys_sendmsg+0xcd/0x170
[ 7503.991935][T19513]      do_syscall_64+0xc6/0x1e0
[ 7503.991935][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7503.991935][T19513] 
[ 7503.994201][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7503.994201][T19513]      netdev_get_by_index+0x5e/0x80
[ 7503.994201][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7503.994201][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7503.994201][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7503.994201][T19513]      ipv6_add_addr+0x411/0x2000
[ 7503.994201][T19513]      inet6_addr_add+0x30e/0xa40
[ 7503.994201][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7503.994201][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7503.994201][T19513]      netlink_rcv_skb+0x130/0x360
[ 7503.994201][T19513]      netlink_unicast+0x449/0x710
[ 7503.994201][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7503.994201][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7503.994201][T19513]      ___sys_sendmsg+0xee/0x170
[ 7503.994201][T19513]      __sys_sendmsg+0xcd/0x170
[ 7503.994201][T19513]      do_syscall_64+0xc6/0x1e0
[ 7503.994201][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7503.994201][T19513] 
[ 7503.996439][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7503.996439][T19513]      netdev_get_by_index+0x5e/0x80
[ 7503.996439][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7503.996439][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7503.996439][T19513]      ip6_route_add+0x1c/0x140
[ 7503.996439][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7503.996439][T19513]      addrconf_add_dev+0xe2/0x170
[ 7503.996439][T19513]      inet6_addr_add+0x12f/0xa40
[ 7503.996439][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7503.996439][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7503.996439][T19513]      netlink_rcv_skb+0x130/0x360
[ 7503.996439][T19513]      netlink_unicast+0x449/0x710
[ 7503.996439][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7503.996439][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7503.996439][T19513]      ___sys_sendmsg+0xee/0x170
[ 7503.996439][T19513]      __sys_sendmsg+0xcd/0x170
[ 7503.996439][T19513]      do_syscall_64+0xc6/0x1e0
[ 7503.996439][T19513] 
[ 7503.998607][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7503.998607][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7503.998607][T19513]      ipv6_find_idev+0x102/0x170
[ 7503.998607][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7503.998607][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7503.998607][T19513]      netlink_rcv_skb+0x130/0x360
[ 7503.998607][T19513]      netlink_unicast+0x449/0x710
[ 7503.998607][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7503.998607][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7503.998607][T19513]      ___sys_sendmsg+0xee/0x170
[ 7503.998607][T19513]      __sys_sendmsg+0xcd/0x170
[ 7503.998607][T19513]      do_syscall_64+0xc6/0x1e0
[ 7503.998607][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7503.998607][T19513] 
[ 7504.000301][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7504.000301][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7504.000301][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7504.000301][T19513]      ipv6_find_idev+0x102/0x170
[ 7504.000301][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7504.000301][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7504.000301][T19513]      netlink_rcv_skb+0x130/0x360
[ 7504.000301][T19513]      netlink_unicast+0x449/0x710
[ 7504.000301][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7504.000301][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7504.000301][T19513]      ___sys_sendmsg+0xee/0x170
[ 7504.000301][T19513]      __sys_sendmsg+0xcd/0x170
[ 7504.000301][T19513]      do_syscall_64+0xc6/0x1e0
[ 7504.000301][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7504.000301][T19513] 
[ 7514.255098][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7514.255500][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7514.255500][T19513]      netdev_get_by_index+0x5e/0x80
[ 7514.255500][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7514.255500][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7514.255500][T19513]      ip6_route_add+0x1c/0x140
[ 7514.255500][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7514.255500][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7514.255500][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7514.255500][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7514.255500][T19513]      netlink_rcv_skb+0x130/0x360
[ 7514.255500][T19513]      netlink_unicast+0x449/0x710
[ 7514.255500][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7514.255500][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7514.255500][T19513]      ___sys_sendmsg+0xee/0x170
[ 7514.255500][T19513]      __sys_sendmsg+0xcd/0x170
[ 7514.255500][T19513]      do_syscall_64+0xc6/0x1e0
[ 7514.255500][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7514.255500][T19513] 
[ 7514.257720][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7514.257720][T19513]      netdev_get_by_index+0x5e/0x80
[ 7514.257720][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7514.257720][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7514.257720][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7514.257720][T19513]      ipv6_add_addr+0x411/0x2000
[ 7514.257720][T19513]      inet6_addr_add+0x30e/0xa40
[ 7514.257720][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7514.257720][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7514.257720][T19513]      netlink_rcv_skb+0x130/0x360
[ 7514.257720][T19513]      netlink_unicast+0x449/0x710
[ 7514.257720][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7514.257720][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7514.257720][T19513]      ___sys_sendmsg+0xee/0x170
[ 7514.257720][T19513]      __sys_sendmsg+0xcd/0x170
[ 7514.257720][T19513]      do_syscall_64+0xc6/0x1e0
[ 7514.257720][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7514.257720][T19513] 
[ 7514.259927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7514.259927][T19513]      netdev_get_by_index+0x5e/0x80
[ 7514.259927][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7514.259927][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7514.259927][T19513]      ip6_route_add+0x1c/0x140
[ 7514.259927][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7514.259927][T19513]      addrconf_add_dev+0xe2/0x170
[ 7514.259927][T19513]      inet6_addr_add+0x12f/0xa40
[ 7514.259927][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7514.259927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7514.259927][T19513]      netlink_rcv_skb+0x130/0x360
[ 7514.259927][T19513]      netlink_unicast+0x449/0x710
[ 7514.259927][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7514.259927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7514.259927][T19513]      ___sys_sendmsg+0xee/0x170
[ 7514.259927][T19513]      __sys_sendmsg+0xcd/0x170
[ 7514.259927][T19513]      do_syscall_64+0xc6/0x1e0
[ 7514.259927][T19513] 
[ 7514.262094][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7514.262094][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7514.262094][T19513]      ipv6_find_idev+0x102/0x170
[ 7514.262094][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7514.262094][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7514.262094][T19513]      netlink_rcv_skb+0x130/0x360
[ 7514.262094][T19513]      netlink_unicast+0x449/0x710
[ 7514.262094][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7514.262094][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7514.262094][T19513]      ___sys_sendmsg+0xee/0x170
[ 7514.262094][T19513]      __sys_sendmsg+0xcd/0x170
[ 7514.262094][T19513]      do_syscall_64+0xc6/0x1e0
[ 7514.262094][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7514.262094][T19513] 
[ 7514.263782][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7514.263782][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7514.263782][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7514.263782][T19513]      ipv6_find_idev+0x102/0x170
[ 7514.263782][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7514.263782][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7514.263782][T19513]      netlink_rcv_skb+0x130/0x360
[ 7514.263782][T19513]      netlink_unicast+0x449/0x710
[ 7514.263782][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7514.263782][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7514.263782][T19513]      ___sys_sendmsg+0xee/0x170
[ 7514.263782][T19513]      __sys_sendmsg+0xcd/0x170
[ 7514.263782][T19513]      do_syscall_64+0xc6/0x1e0
[ 7514.263782][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7514.263782][T19513] 
[ 7524.519075][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7524.519530][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7524.519530][T19513]      netdev_get_by_index+0x5e/0x80
[ 7524.519530][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7524.519530][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7524.519530][T19513]      ip6_route_add+0x1c/0x140
[ 7524.519530][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7524.519530][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7524.519530][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7524.519530][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7524.519530][T19513]      netlink_rcv_skb+0x130/0x360
[ 7524.519530][T19513]      netlink_unicast+0x449/0x710
[ 7524.519530][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7524.519530][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7524.519530][T19513]      ___sys_sendmsg+0xee/0x170
[ 7524.519530][T19513]      __sys_sendmsg+0xcd/0x170
[ 7524.519530][T19513]      do_syscall_64+0xc6/0x1e0
[ 7524.519530][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7524.519530][T19513] 
[ 7524.521893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7524.521893][T19513]      netdev_get_by_index+0x5e/0x80
[ 7524.521893][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7524.521893][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7524.521893][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7524.521893][T19513]      ipv6_add_addr+0x411/0x2000
[ 7524.521893][T19513]      inet6_addr_add+0x30e/0xa40
[ 7524.521893][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7524.521893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7524.521893][T19513]      netlink_rcv_skb+0x130/0x360
[ 7524.521893][T19513]      netlink_unicast+0x449/0x710
[ 7524.521893][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7524.521893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7524.521893][T19513]      ___sys_sendmsg+0xee/0x170
[ 7524.521893][T19513]      __sys_sendmsg+0xcd/0x170
[ 7524.521893][T19513]      do_syscall_64+0xc6/0x1e0
[ 7524.521893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7524.521893][T19513] 
[ 7524.524119][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7524.524119][T19513]      netdev_get_by_index+0x5e/0x80
[ 7524.524119][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7524.524119][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7524.524119][T19513]      ip6_route_add+0x1c/0x140
[ 7524.524119][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7524.524119][T19513]      addrconf_add_dev+0xe2/0x170
[ 7524.524119][T19513]      inet6_addr_add+0x12f/0xa40
[ 7524.524119][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7524.524119][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7524.524119][T19513]      netlink_rcv_skb+0x130/0x360
[ 7524.524119][T19513]      netlink_unicast+0x449/0x710
[ 7524.524119][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7524.524119][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7524.524119][T19513]      ___sys_sendmsg+0xee/0x170
[ 7524.524119][T19513]      __sys_sendmsg+0xcd/0x170
[ 7524.524119][T19513]      do_syscall_64+0xc6/0x1e0
[ 7524.524119][T19513] 
[ 7524.526280][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7524.526280][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7524.526280][T19513]      ipv6_find_idev+0x102/0x170
[ 7524.526280][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7524.526280][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7524.526280][T19513]      netlink_rcv_skb+0x130/0x360
[ 7524.526280][T19513]      netlink_unicast+0x449/0x710
[ 7524.526280][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7524.526280][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7524.526280][T19513]      ___sys_sendmsg+0xee/0x170
[ 7524.526280][T19513]      __sys_sendmsg+0xcd/0x170
[ 7524.526280][T19513]      do_syscall_64+0xc6/0x1e0
[ 7524.526280][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7524.526280][T19513] 
[ 7524.527977][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7524.527977][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7524.527977][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7524.527977][T19513]      ipv6_find_idev+0x102/0x170
[ 7524.527977][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7524.527977][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7524.527977][T19513]      netlink_rcv_skb+0x130/0x360
[ 7524.527977][T19513]      netlink_unicast+0x449/0x710
[ 7524.527977][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7524.527977][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7524.527977][T19513]      ___sys_sendmsg+0xee/0x170
[ 7524.527977][T19513]      __sys_sendmsg+0xcd/0x170
[ 7524.527977][T19513]      do_syscall_64+0xc6/0x1e0
[ 7524.527977][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7524.527977][T19513] 
[ 7534.783089][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7534.783555][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7534.783555][T19513]      netdev_get_by_index+0x5e/0x80
[ 7534.783555][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7534.783555][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7534.783555][T19513]      ip6_route_add+0x1c/0x140
[ 7534.783555][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7534.783555][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7534.783555][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7534.783555][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7534.783555][T19513]      netlink_rcv_skb+0x130/0x360
[ 7534.783555][T19513]      netlink_unicast+0x449/0x710
[ 7534.783555][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7534.783555][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7534.783555][T19513]      ___sys_sendmsg+0xee/0x170
[ 7534.783555][T19513]      __sys_sendmsg+0xcd/0x170
[ 7534.783555][T19513]      do_syscall_64+0xc6/0x1e0
[ 7534.783555][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7534.783555][T19513] 
[ 7534.785806][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7534.785806][T19513]      netdev_get_by_index+0x5e/0x80
[ 7534.785806][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7534.785806][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7534.785806][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7534.785806][T19513]      ipv6_add_addr+0x411/0x2000
[ 7534.785806][T19513]      inet6_addr_add+0x30e/0xa40
[ 7534.785806][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7534.785806][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7534.785806][T19513]      netlink_rcv_skb+0x130/0x360
[ 7534.785806][T19513]      netlink_unicast+0x449/0x710
[ 7534.785806][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7534.785806][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7534.785806][T19513]      ___sys_sendmsg+0xee/0x170
[ 7534.785806][T19513]      __sys_sendmsg+0xcd/0x170
[ 7534.785806][T19513]      do_syscall_64+0xc6/0x1e0
[ 7534.785806][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7534.785806][T19513] 
[ 7534.788011][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7534.788011][T19513]      netdev_get_by_index+0x5e/0x80
[ 7534.788011][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7534.788011][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7534.788011][T19513]      ip6_route_add+0x1c/0x140
[ 7534.788011][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7534.788011][T19513]      addrconf_add_dev+0xe2/0x170
[ 7534.788011][T19513]      inet6_addr_add+0x12f/0xa40
[ 7534.788011][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7534.788011][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7534.788011][T19513]      netlink_rcv_skb+0x130/0x360
[ 7534.788011][T19513]      netlink_unicast+0x449/0x710
[ 7534.788011][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7534.788011][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7534.788011][T19513]      ___sys_sendmsg+0xee/0x170
[ 7534.788011][T19513]      __sys_sendmsg+0xcd/0x170
[ 7534.788011][T19513]      do_syscall_64+0xc6/0x1e0
[ 7534.788011][T19513] 
[ 7534.790172][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7534.790172][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7534.790172][T19513]      ipv6_find_idev+0x102/0x170
[ 7534.790172][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7534.790172][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7534.790172][T19513]      netlink_rcv_skb+0x130/0x360
[ 7534.790172][T19513]      netlink_unicast+0x449/0x710
[ 7534.790172][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7534.790172][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7534.790172][T19513]      ___sys_sendmsg+0xee/0x170
[ 7534.790172][T19513]      __sys_sendmsg+0xcd/0x170
[ 7534.790172][T19513]      do_syscall_64+0xc6/0x1e0
[ 7534.790172][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7534.790172][T19513] 
[ 7534.791866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7534.791866][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7534.791866][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7534.791866][T19513]      ipv6_find_idev+0x102/0x170
[ 7534.791866][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7534.791866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7534.791866][T19513]      netlink_rcv_skb+0x130/0x360
[ 7534.791866][T19513]      netlink_unicast+0x449/0x710
[ 7534.791866][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7534.791866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7534.791866][T19513]      ___sys_sendmsg+0xee/0x170
[ 7534.791866][T19513]      __sys_sendmsg+0xcd/0x170
[ 7534.791866][T19513]      do_syscall_64+0xc6/0x1e0
[ 7534.791866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7534.791866][T19513] 
[ 7544.879139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7544.879621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7544.879621][T19513]      netdev_get_by_index+0x5e/0x80
[ 7544.879621][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7544.879621][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7544.879621][T19513]      ip6_route_add+0x1c/0x140
[ 7544.879621][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7544.879621][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7544.879621][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7544.879621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7544.879621][T19513]      netlink_rcv_skb+0x130/0x360
[ 7544.879621][T19513]      netlink_unicast+0x449/0x710
[ 7544.879621][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7544.879621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7544.879621][T19513]      ___sys_sendmsg+0xee/0x170
[ 7544.879621][T19513]      __sys_sendmsg+0xcd/0x170
[ 7544.879621][T19513]      do_syscall_64+0xc6/0x1e0
[ 7544.879621][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7544.879621][T19513] 
[ 7544.881876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7544.881876][T19513]      netdev_get_by_index+0x5e/0x80
[ 7544.881876][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7544.881876][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7544.881876][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7544.881876][T19513]      ipv6_add_addr+0x411/0x2000
[ 7544.881876][T19513]      inet6_addr_add+0x30e/0xa40
[ 7544.881876][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7544.881876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7544.881876][T19513]      netlink_rcv_skb+0x130/0x360
[ 7544.881876][T19513]      netlink_unicast+0x449/0x710
[ 7544.881876][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7544.881876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7544.881876][T19513]      ___sys_sendmsg+0xee/0x170
[ 7544.881876][T19513]      __sys_sendmsg+0xcd/0x170
[ 7544.881876][T19513]      do_syscall_64+0xc6/0x1e0
[ 7544.881876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7544.881876][T19513] 
[ 7544.884121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7544.884121][T19513]      netdev_get_by_index+0x5e/0x80
[ 7544.884121][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7544.884121][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7544.884121][T19513]      ip6_route_add+0x1c/0x140
[ 7544.884121][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7544.884121][T19513]      addrconf_add_dev+0xe2/0x170
[ 7544.884121][T19513]      inet6_addr_add+0x12f/0xa40
[ 7544.884121][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7544.884121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7544.884121][T19513]      netlink_rcv_skb+0x130/0x360
[ 7544.884121][T19513]      netlink_unicast+0x449/0x710
[ 7544.884121][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7544.884121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7544.884121][T19513]      ___sys_sendmsg+0xee/0x170
[ 7544.884121][T19513]      __sys_sendmsg+0xcd/0x170
[ 7544.884121][T19513]      do_syscall_64+0xc6/0x1e0
[ 7544.884121][T19513] 
[ 7544.886308][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7544.886308][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7544.886308][T19513]      ipv6_find_idev+0x102/0x170
[ 7544.886308][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7544.886308][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7544.886308][T19513]      netlink_rcv_skb+0x130/0x360
[ 7544.886308][T19513]      netlink_unicast+0x449/0x710
[ 7544.886308][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7544.886308][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7544.886308][T19513]      ___sys_sendmsg+0xee/0x170
[ 7544.886308][T19513]      __sys_sendmsg+0xcd/0x170
[ 7544.886308][T19513]      do_syscall_64+0xc6/0x1e0
[ 7544.886308][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7544.886308][T19513] 
[ 7544.888039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7544.888039][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7544.888039][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7544.888039][T19513]      ipv6_find_idev+0x102/0x170
[ 7544.888039][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7544.888039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7544.888039][T19513]      netlink_rcv_skb+0x130/0x360
[ 7544.888039][T19513]      netlink_unicast+0x449/0x710
[ 7544.888039][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7544.888039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7544.888039][T19513]      ___sys_sendmsg+0xee/0x170
[ 7544.888039][T19513]      __sys_sendmsg+0xcd/0x170
[ 7544.888039][T19513]      do_syscall_64+0xc6/0x1e0
[ 7544.888039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7544.888039][T19513] 
[ 7555.127129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7555.127536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7555.127536][T19513]      netdev_get_by_index+0x5e/0x80
[ 7555.127536][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7555.127536][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7555.127536][T19513]      ip6_route_add+0x1c/0x140
[ 7555.127536][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7555.127536][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7555.127536][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7555.127536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7555.127536][T19513]      netlink_rcv_skb+0x130/0x360
[ 7555.127536][T19513]      netlink_unicast+0x449/0x710
[ 7555.127536][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7555.127536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7555.127536][T19513]      ___sys_sendmsg+0xee/0x170
[ 7555.127536][T19513]      __sys_sendmsg+0xcd/0x170
[ 7555.127536][T19513]      do_syscall_64+0xc6/0x1e0
[ 7555.127536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7555.127536][T19513] 
[ 7555.129788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7555.129788][T19513]      netdev_get_by_index+0x5e/0x80
[ 7555.129788][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7555.129788][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7555.129788][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7555.129788][T19513]      ipv6_add_addr+0x411/0x2000
[ 7555.129788][T19513]      inet6_addr_add+0x30e/0xa40
[ 7555.129788][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7555.129788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7555.129788][T19513]      netlink_rcv_skb+0x130/0x360
[ 7555.129788][T19513]      netlink_unicast+0x449/0x710
[ 7555.129788][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7555.129788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7555.129788][T19513]      ___sys_sendmsg+0xee/0x170
[ 7555.129788][T19513]      __sys_sendmsg+0xcd/0x170
[ 7555.129788][T19513]      do_syscall_64+0xc6/0x1e0
[ 7555.129788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7555.129788][T19513] 
[ 7555.132019][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7555.132019][T19513]      netdev_get_by_index+0x5e/0x80
[ 7555.132019][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7555.132019][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7555.132019][T19513]      ip6_route_add+0x1c/0x140
[ 7555.132019][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7555.132019][T19513]      addrconf_add_dev+0xe2/0x170
[ 7555.132019][T19513]      inet6_addr_add+0x12f/0xa40
[ 7555.132019][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7555.132019][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7555.132019][T19513]      netlink_rcv_skb+0x130/0x360
[ 7555.132019][T19513]      netlink_unicast+0x449/0x710
[ 7555.132019][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7555.132019][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7555.132019][T19513]      ___sys_sendmsg+0xee/0x170
[ 7555.132019][T19513]      __sys_sendmsg+0xcd/0x170
[ 7555.132019][T19513]      do_syscall_64+0xc6/0x1e0
[ 7555.132019][T19513] 
[ 7555.134180][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7555.134180][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7555.134180][T19513]      ipv6_find_idev+0x102/0x170
[ 7555.134180][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7555.134180][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7555.134180][T19513]      netlink_rcv_skb+0x130/0x360
[ 7555.134180][T19513]      netlink_unicast+0x449/0x710
[ 7555.134180][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7555.134180][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7555.134180][T19513]      ___sys_sendmsg+0xee/0x170
[ 7555.134180][T19513]      __sys_sendmsg+0xcd/0x170
[ 7555.134180][T19513]      do_syscall_64+0xc6/0x1e0
[ 7555.134180][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7555.134180][T19513] 
[ 7555.135875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7555.135875][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7555.135875][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7555.135875][T19513]      ipv6_find_idev+0x102/0x170
[ 7555.135875][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7555.135875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7555.135875][T19513]      netlink_rcv_skb+0x130/0x360
[ 7555.135875][T19513]      netlink_unicast+0x449/0x710
[ 7555.135875][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7555.135875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7555.135875][T19513]      ___sys_sendmsg+0xee/0x170
[ 7555.135875][T19513]      __sys_sendmsg+0xcd/0x170
[ 7555.135875][T19513]      do_syscall_64+0xc6/0x1e0
[ 7555.135875][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7555.135875][T19513] 
[ 7565.375129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7565.375524][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7565.375524][T19513]      netdev_get_by_index+0x5e/0x80
[ 7565.375524][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7565.375524][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7565.375524][T19513]      ip6_route_add+0x1c/0x140
[ 7565.375524][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7565.375524][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7565.375524][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7565.375524][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7565.375524][T19513]      netlink_rcv_skb+0x130/0x360
[ 7565.375524][T19513]      netlink_unicast+0x449/0x710
[ 7565.375524][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7565.375524][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7565.375524][T19513]      ___sys_sendmsg+0xee/0x170
[ 7565.375524][T19513]      __sys_sendmsg+0xcd/0x170
[ 7565.375524][T19513]      do_syscall_64+0xc6/0x1e0
[ 7565.375524][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7565.375524][T19513] 
[ 7565.377759][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7565.377759][T19513]      netdev_get_by_index+0x5e/0x80
[ 7565.377759][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7565.377759][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7565.377759][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7565.377759][T19513]      ipv6_add_addr+0x411/0x2000
[ 7565.377759][T19513]      inet6_addr_add+0x30e/0xa40
[ 7565.377759][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7565.377759][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7565.377759][T19513]      netlink_rcv_skb+0x130/0x360
[ 7565.377759][T19513]      netlink_unicast+0x449/0x710
[ 7565.377759][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7565.377759][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7565.377759][T19513]      ___sys_sendmsg+0xee/0x170
[ 7565.377759][T19513]      __sys_sendmsg+0xcd/0x170
[ 7565.377759][T19513]      do_syscall_64+0xc6/0x1e0
[ 7565.377759][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7565.377759][T19513] 
[ 7565.379962][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7565.379962][T19513]      netdev_get_by_index+0x5e/0x80
[ 7565.379962][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7565.379962][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7565.379962][T19513]      ip6_route_add+0x1c/0x140
[ 7565.379962][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7565.379962][T19513]      addrconf_add_dev+0xe2/0x170
[ 7565.379962][T19513]      inet6_addr_add+0x12f/0xa40
[ 7565.379962][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7565.379962][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7565.379962][T19513]      netlink_rcv_skb+0x130/0x360
[ 7565.379962][T19513]      netlink_unicast+0x449/0x710
[ 7565.379962][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7565.379962][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7565.379962][T19513]      ___sys_sendmsg+0xee/0x170
[ 7565.379962][T19513]      __sys_sendmsg+0xcd/0x170
[ 7565.379962][T19513]      do_syscall_64+0xc6/0x1e0
[ 7565.379962][T19513] 
[ 7565.382143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7565.382143][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7565.382143][T19513]      ipv6_find_idev+0x102/0x170
[ 7565.382143][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7565.382143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7565.382143][T19513]      netlink_rcv_skb+0x130/0x360
[ 7565.382143][T19513]      netlink_unicast+0x449/0x710
[ 7565.382143][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7565.382143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7565.382143][T19513]      ___sys_sendmsg+0xee/0x170
[ 7565.382143][T19513]      __sys_sendmsg+0xcd/0x170
[ 7565.382143][T19513]      do_syscall_64+0xc6/0x1e0
[ 7565.382143][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7565.382143][T19513] 
[ 7565.383833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7565.383833][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7565.383833][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7565.383833][T19513]      ipv6_find_idev+0x102/0x170
[ 7565.383833][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7565.383833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7565.383833][T19513]      netlink_rcv_skb+0x130/0x360
[ 7565.383833][T19513]      netlink_unicast+0x449/0x710
[ 7565.383833][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7565.383833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7565.383833][T19513]      ___sys_sendmsg+0xee/0x170
[ 7565.383833][T19513]      __sys_sendmsg+0xcd/0x170
[ 7565.383833][T19513]      do_syscall_64+0xc6/0x1e0
[ 7565.383833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7565.383833][T19513] 
[ 7575.623157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7575.623616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7575.623616][T19513]      netdev_get_by_index+0x5e/0x80
[ 7575.623616][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7575.623616][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7575.623616][T19513]      ip6_route_add+0x1c/0x140
[ 7575.623616][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7575.623616][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7575.623616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7575.623616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7575.623616][T19513]      netlink_rcv_skb+0x130/0x360
[ 7575.623616][T19513]      netlink_unicast+0x449/0x710
[ 7575.623616][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7575.623616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7575.623616][T19513]      ___sys_sendmsg+0xee/0x170
[ 7575.623616][T19513]      __sys_sendmsg+0xcd/0x170
[ 7575.623616][T19513]      do_syscall_64+0xc6/0x1e0
[ 7575.623616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7575.623616][T19513] 
[ 7575.625859][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7575.625859][T19513]      netdev_get_by_index+0x5e/0x80
[ 7575.625859][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7575.625859][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7575.625859][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7575.625859][T19513]      ipv6_add_addr+0x411/0x2000
[ 7575.625859][T19513]      inet6_addr_add+0x30e/0xa40
[ 7575.625859][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7575.625859][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7575.625859][T19513]      netlink_rcv_skb+0x130/0x360
[ 7575.625859][T19513]      netlink_unicast+0x449/0x710
[ 7575.625859][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7575.625859][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7575.625859][T19513]      ___sys_sendmsg+0xee/0x170
[ 7575.625859][T19513]      __sys_sendmsg+0xcd/0x170
[ 7575.625859][T19513]      do_syscall_64+0xc6/0x1e0
[ 7575.625859][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7575.625859][T19513] 
[ 7575.628070][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7575.628070][T19513]      netdev_get_by_index+0x5e/0x80
[ 7575.628070][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7575.628070][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7575.628070][T19513]      ip6_route_add+0x1c/0x140
[ 7575.628070][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7575.628070][T19513]      addrconf_add_dev+0xe2/0x170
[ 7575.628070][T19513]      inet6_addr_add+0x12f/0xa40
[ 7575.628070][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7575.628070][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7575.628070][T19513]      netlink_rcv_skb+0x130/0x360
[ 7575.628070][T19513]      netlink_unicast+0x449/0x710
[ 7575.628070][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7575.628070][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7575.628070][T19513]      ___sys_sendmsg+0xee/0x170
[ 7575.628070][T19513]      __sys_sendmsg+0xcd/0x170
[ 7575.628070][T19513]      do_syscall_64+0xc6/0x1e0
[ 7575.628070][T19513] 
[ 7575.630236][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7575.630236][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7575.630236][T19513]      ipv6_find_idev+0x102/0x170
[ 7575.630236][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7575.630236][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7575.630236][T19513]      netlink_rcv_skb+0x130/0x360
[ 7575.630236][T19513]      netlink_unicast+0x449/0x710
[ 7575.630236][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7575.630236][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7575.630236][T19513]      ___sys_sendmsg+0xee/0x170
[ 7575.630236][T19513]      __sys_sendmsg+0xcd/0x170
[ 7575.630236][T19513]      do_syscall_64+0xc6/0x1e0
[ 7575.630236][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7575.630236][T19513] 
[ 7575.631949][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7575.631949][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7575.631949][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7575.631949][T19513]      ipv6_find_idev+0x102/0x170
[ 7575.631949][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7575.631949][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7575.631949][T19513]      netlink_rcv_skb+0x130/0x360
[ 7575.631949][T19513]      netlink_unicast+0x449/0x710
[ 7575.631949][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7575.631949][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7575.631949][T19513]      ___sys_sendmsg+0xee/0x170
[ 7575.631949][T19513]      __sys_sendmsg+0xcd/0x170
[ 7575.631949][T19513]      do_syscall_64+0xc6/0x1e0
[ 7575.631949][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7575.631949][T19513] 
[ 7585.871142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7585.871536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7585.871536][T19513]      netdev_get_by_index+0x5e/0x80
[ 7585.871536][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7585.871536][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7585.871536][T19513]      ip6_route_add+0x1c/0x140
[ 7585.871536][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7585.871536][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7585.871536][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7585.871536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7585.871536][T19513]      netlink_rcv_skb+0x130/0x360
[ 7585.871536][T19513]      netlink_unicast+0x449/0x710
[ 7585.871536][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7585.871536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7585.871536][T19513]      ___sys_sendmsg+0xee/0x170
[ 7585.871536][T19513]      __sys_sendmsg+0xcd/0x170
[ 7585.871536][T19513]      do_syscall_64+0xc6/0x1e0
[ 7585.871536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7585.871536][T19513] 
[ 7585.873773][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7585.873773][T19513]      netdev_get_by_index+0x5e/0x80
[ 7585.873773][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7585.873773][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7585.873773][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7585.873773][T19513]      ipv6_add_addr+0x411/0x2000
[ 7585.873773][T19513]      inet6_addr_add+0x30e/0xa40
[ 7585.873773][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7585.873773][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7585.873773][T19513]      netlink_rcv_skb+0x130/0x360
[ 7585.873773][T19513]      netlink_unicast+0x449/0x710
[ 7585.873773][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7585.873773][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7585.873773][T19513]      ___sys_sendmsg+0xee/0x170
[ 7585.873773][T19513]      __sys_sendmsg+0xcd/0x170
[ 7585.873773][T19513]      do_syscall_64+0xc6/0x1e0
[ 7585.873773][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7585.873773][T19513] 
[ 7585.875975][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7585.875975][T19513]      netdev_get_by_index+0x5e/0x80
[ 7585.875975][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7585.875975][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7585.875975][T19513]      ip6_route_add+0x1c/0x140
[ 7585.875975][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7585.875975][T19513]      addrconf_add_dev+0xe2/0x170
[ 7585.875975][T19513]      inet6_addr_add+0x12f/0xa40
[ 7585.875975][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7585.875975][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7585.875975][T19513]      netlink_rcv_skb+0x130/0x360
[ 7585.875975][T19513]      netlink_unicast+0x449/0x710
[ 7585.875975][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7585.875975][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7585.875975][T19513]      ___sys_sendmsg+0xee/0x170
[ 7585.875975][T19513]      __sys_sendmsg+0xcd/0x170
[ 7585.875975][T19513]      do_syscall_64+0xc6/0x1e0
[ 7585.875975][T19513] 
[ 7585.878144][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7585.878144][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7585.878144][T19513]      ipv6_find_idev+0x102/0x170
[ 7585.878144][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7585.878144][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7585.878144][T19513]      netlink_rcv_skb+0x130/0x360
[ 7585.878144][T19513]      netlink_unicast+0x449/0x710
[ 7585.878144][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7585.878144][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7585.878144][T19513]      ___sys_sendmsg+0xee/0x170
[ 7585.878144][T19513]      __sys_sendmsg+0xcd/0x170
[ 7585.878144][T19513]      do_syscall_64+0xc6/0x1e0
[ 7585.878144][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7585.878144][T19513] 
[ 7585.879843][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7585.879843][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7585.879843][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7585.879843][T19513]      ipv6_find_idev+0x102/0x170
[ 7585.879843][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7585.879843][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7585.879843][T19513]      netlink_rcv_skb+0x130/0x360
[ 7585.879843][T19513]      netlink_unicast+0x449/0x710
[ 7585.879843][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7585.879843][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7585.879843][T19513]      ___sys_sendmsg+0xee/0x170
[ 7585.879843][T19513]      __sys_sendmsg+0xcd/0x170
[ 7585.879843][T19513]      do_syscall_64+0xc6/0x1e0
[ 7585.879843][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7585.879843][T19513] 
[ 7596.119204][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7596.119671][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7596.119671][T19513]      netdev_get_by_index+0x5e/0x80
[ 7596.119671][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7596.119671][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7596.119671][T19513]      ip6_route_add+0x1c/0x140
[ 7596.119671][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7596.119671][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7596.119671][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7596.119671][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7596.119671][T19513]      netlink_rcv_skb+0x130/0x360
[ 7596.119671][T19513]      netlink_unicast+0x449/0x710
[ 7596.119671][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7596.119671][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7596.119671][T19513]      ___sys_sendmsg+0xee/0x170
[ 7596.119671][T19513]      __sys_sendmsg+0xcd/0x170
[ 7596.119671][T19513]      do_syscall_64+0xc6/0x1e0
[ 7596.119671][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7596.119671][T19513] 
[ 7596.121913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7596.121913][T19513]      netdev_get_by_index+0x5e/0x80
[ 7596.121913][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7596.121913][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7596.121913][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7596.121913][T19513]      ipv6_add_addr+0x411/0x2000
[ 7596.121913][T19513]      inet6_addr_add+0x30e/0xa40
[ 7596.121913][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7596.121913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7596.121913][T19513]      netlink_rcv_skb+0x130/0x360
[ 7596.121913][T19513]      netlink_unicast+0x449/0x710
[ 7596.121913][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7596.121913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7596.121913][T19513]      ___sys_sendmsg+0xee/0x170
[ 7596.121913][T19513]      __sys_sendmsg+0xcd/0x170
[ 7596.121913][T19513]      do_syscall_64+0xc6/0x1e0
[ 7596.121913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7596.121913][T19513] 
[ 7596.124130][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7596.124130][T19513]      netdev_get_by_index+0x5e/0x80
[ 7596.124130][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7596.124130][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7596.124130][T19513]      ip6_route_add+0x1c/0x140
[ 7596.124130][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7596.124130][T19513]      addrconf_add_dev+0xe2/0x170
[ 7596.124130][T19513]      inet6_addr_add+0x12f/0xa40
[ 7596.124130][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7596.124130][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7596.124130][T19513]      netlink_rcv_skb+0x130/0x360
[ 7596.124130][T19513]      netlink_unicast+0x449/0x710
[ 7596.124130][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7596.124130][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7596.124130][T19513]      ___sys_sendmsg+0xee/0x170
[ 7596.124130][T19513]      __sys_sendmsg+0xcd/0x170
[ 7596.124130][T19513]      do_syscall_64+0xc6/0x1e0
[ 7596.124130][T19513] 
[ 7596.126418][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7596.126418][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7596.126418][T19513]      ipv6_find_idev+0x102/0x170
[ 7596.126418][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7596.126418][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7596.126418][T19513]      netlink_rcv_skb+0x130/0x360
[ 7596.126418][T19513]      netlink_unicast+0x449/0x710
[ 7596.126418][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7596.126418][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7596.126418][T19513]      ___sys_sendmsg+0xee/0x170
[ 7596.126418][T19513]      __sys_sendmsg+0xcd/0x170
[ 7596.126418][T19513]      do_syscall_64+0xc6/0x1e0
[ 7596.126418][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7596.126418][T19513] 
[ 7596.128110][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7596.128110][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7596.128110][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7596.128110][T19513]      ipv6_find_idev+0x102/0x170
[ 7596.128110][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7596.128110][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7596.128110][T19513]      netlink_rcv_skb+0x130/0x360
[ 7596.128110][T19513]      netlink_unicast+0x449/0x710
[ 7596.128110][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7596.128110][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7596.128110][T19513]      ___sys_sendmsg+0xee/0x170
[ 7596.128110][T19513]      __sys_sendmsg+0xcd/0x170
[ 7596.128110][T19513]      do_syscall_64+0xc6/0x1e0
[ 7596.128110][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7596.128110][T19513] 
[ 7606.367085][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7606.367537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7606.367537][T19513]      netdev_get_by_index+0x5e/0x80
[ 7606.367537][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7606.367537][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7606.367537][T19513]      ip6_route_add+0x1c/0x140
[ 7606.367537][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7606.367537][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7606.367537][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7606.367537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7606.367537][T19513]      netlink_rcv_skb+0x130/0x360
[ 7606.367537][T19513]      netlink_unicast+0x449/0x710
[ 7606.367537][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7606.367537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7606.367537][T19513]      ___sys_sendmsg+0xee/0x170
[ 7606.367537][T19513]      __sys_sendmsg+0xcd/0x170
[ 7606.367537][T19513]      do_syscall_64+0xc6/0x1e0
[ 7606.367537][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7606.367537][T19513] 
[ 7606.369941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7606.369941][T19513]      netdev_get_by_index+0x5e/0x80
[ 7606.369941][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7606.369941][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7606.369941][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7606.369941][T19513]      ipv6_add_addr+0x411/0x2000
[ 7606.369941][T19513]      inet6_addr_add+0x30e/0xa40
[ 7606.369941][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7606.369941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7606.369941][T19513]      netlink_rcv_skb+0x130/0x360
[ 7606.369941][T19513]      netlink_unicast+0x449/0x710
[ 7606.369941][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7606.369941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7606.369941][T19513]      ___sys_sendmsg+0xee/0x170
[ 7606.369941][T19513]      __sys_sendmsg+0xcd/0x170
[ 7606.369941][T19513]      do_syscall_64+0xc6/0x1e0
[ 7606.369941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7606.369941][T19513] 
[ 7606.372299][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7606.372299][T19513]      netdev_get_by_index+0x5e/0x80
[ 7606.372299][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7606.372299][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7606.372299][T19513]      ip6_route_add+0x1c/0x140
[ 7606.372299][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7606.372299][T19513]      addrconf_add_dev+0xe2/0x170
[ 7606.372299][T19513]      inet6_addr_add+0x12f/0xa40
[ 7606.372299][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7606.372299][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7606.372299][T19513]      netlink_rcv_skb+0x130/0x360
[ 7606.372299][T19513]      netlink_unicast+0x449/0x710
[ 7606.372299][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7606.372299][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7606.372299][T19513]      ___sys_sendmsg+0xee/0x170
[ 7606.372299][T19513]      __sys_sendmsg+0xcd/0x170
[ 7606.372299][T19513]      do_syscall_64+0xc6/0x1e0
[ 7606.372299][T19513] 
[ 7606.374618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7606.374618][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7606.374618][T19513]      ipv6_find_idev+0x102/0x170
[ 7606.374618][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7606.374618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7606.374618][T19513]      netlink_rcv_skb+0x130/0x360
[ 7606.374618][T19513]      netlink_unicast+0x449/0x710
[ 7606.374618][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7606.374618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7606.374618][T19513]      ___sys_sendmsg+0xee/0x170
[ 7606.374618][T19513]      __sys_sendmsg+0xcd/0x170
[ 7606.374618][T19513]      do_syscall_64+0xc6/0x1e0
[ 7606.374618][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7606.374618][T19513] 
[ 7606.376331][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7606.376331][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7606.376331][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7606.376331][T19513]      ipv6_find_idev+0x102/0x170
[ 7606.376331][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7606.376331][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7606.376331][T19513]      netlink_rcv_skb+0x130/0x360
[ 7606.376331][T19513]      netlink_unicast+0x449/0x710
[ 7606.376331][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7606.376331][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7606.376331][T19513]      ___sys_sendmsg+0xee/0x170
[ 7606.376331][T19513]      __sys_sendmsg+0xcd/0x170
[ 7606.376331][T19513]      do_syscall_64+0xc6/0x1e0
[ 7606.376331][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7606.376331][T19513] 
[ 7616.615124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7616.615575][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7616.615575][T19513]      netdev_get_by_index+0x5e/0x80
[ 7616.615575][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7616.615575][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7616.615575][T19513]      ip6_route_add+0x1c/0x140
[ 7616.615575][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7616.615575][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7616.615575][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7616.615575][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7616.615575][T19513]      netlink_rcv_skb+0x130/0x360
[ 7616.615575][T19513]      netlink_unicast+0x449/0x710
[ 7616.615575][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7616.615575][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7616.615575][T19513]      ___sys_sendmsg+0xee/0x170
[ 7616.615575][T19513]      __sys_sendmsg+0xcd/0x170
[ 7616.615575][T19513]      do_syscall_64+0xc6/0x1e0
[ 7616.615575][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7616.615575][T19513] 
[ 7616.617814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7616.617814][T19513]      netdev_get_by_index+0x5e/0x80
[ 7616.617814][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7616.617814][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7616.617814][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7616.617814][T19513]      ipv6_add_addr+0x411/0x2000
[ 7616.617814][T19513]      inet6_addr_add+0x30e/0xa40
[ 7616.617814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7616.617814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7616.617814][T19513]      netlink_rcv_skb+0x130/0x360
[ 7616.617814][T19513]      netlink_unicast+0x449/0x710
[ 7616.617814][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7616.617814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7616.617814][T19513]      ___sys_sendmsg+0xee/0x170
[ 7616.617814][T19513]      __sys_sendmsg+0xcd/0x170
[ 7616.617814][T19513]      do_syscall_64+0xc6/0x1e0
[ 7616.617814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7616.617814][T19513] 
[ 7616.620013][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7616.620013][T19513]      netdev_get_by_index+0x5e/0x80
[ 7616.620013][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7616.620013][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7616.620013][T19513]      ip6_route_add+0x1c/0x140
[ 7616.620013][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7616.620013][T19513]      addrconf_add_dev+0xe2/0x170
[ 7616.620013][T19513]      inet6_addr_add+0x12f/0xa40
[ 7616.620013][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7616.620013][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7616.620013][T19513]      netlink_rcv_skb+0x130/0x360
[ 7616.620013][T19513]      netlink_unicast+0x449/0x710
[ 7616.620013][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7616.620013][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7616.620013][T19513]      ___sys_sendmsg+0xee/0x170
[ 7616.620013][T19513]      __sys_sendmsg+0xcd/0x170
[ 7616.620013][T19513]      do_syscall_64+0xc6/0x1e0
[ 7616.620013][T19513] 
[ 7616.622181][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7616.622181][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7616.622181][T19513]      ipv6_find_idev+0x102/0x170
[ 7616.622181][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7616.622181][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7616.622181][T19513]      netlink_rcv_skb+0x130/0x360
[ 7616.622181][T19513]      netlink_unicast+0x449/0x710
[ 7616.622181][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7616.622181][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7616.622181][T19513]      ___sys_sendmsg+0xee/0x170
[ 7616.622181][T19513]      __sys_sendmsg+0xcd/0x170
[ 7616.622181][T19513]      do_syscall_64+0xc6/0x1e0
[ 7616.622181][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7616.622181][T19513] 
[ 7616.623873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7616.623873][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7616.623873][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7616.623873][T19513]      ipv6_find_idev+0x102/0x170
[ 7616.623873][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7616.623873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7616.623873][T19513]      netlink_rcv_skb+0x130/0x360
[ 7616.623873][T19513]      netlink_unicast+0x449/0x710
[ 7616.623873][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7616.623873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7616.623873][T19513]      ___sys_sendmsg+0xee/0x170
[ 7616.623873][T19513]      __sys_sendmsg+0xcd/0x170
[ 7616.623873][T19513]      do_syscall_64+0xc6/0x1e0
[ 7616.623873][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7616.623873][T19513] 
[ 7626.863138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7626.863629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7626.863629][T19513]      netdev_get_by_index+0x5e/0x80
[ 7626.863629][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7626.863629][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7626.863629][T19513]      ip6_route_add+0x1c/0x140
[ 7626.863629][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7626.863629][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7626.863629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7626.863629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7626.863629][T19513]      netlink_rcv_skb+0x130/0x360
[ 7626.863629][T19513]      netlink_unicast+0x449/0x710
[ 7626.863629][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7626.863629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7626.863629][T19513]      ___sys_sendmsg+0xee/0x170
[ 7626.863629][T19513]      __sys_sendmsg+0xcd/0x170
[ 7626.863629][T19513]      do_syscall_64+0xc6/0x1e0
[ 7626.863629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7626.863629][T19513] 
[ 7626.865860][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7626.865860][T19513]      netdev_get_by_index+0x5e/0x80
[ 7626.865860][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7626.865860][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7626.865860][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7626.865860][T19513]      ipv6_add_addr+0x411/0x2000
[ 7626.865860][T19513]      inet6_addr_add+0x30e/0xa40
[ 7626.865860][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7626.865860][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7626.865860][T19513]      netlink_rcv_skb+0x130/0x360
[ 7626.865860][T19513]      netlink_unicast+0x449/0x710
[ 7626.865860][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7626.865860][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7626.865860][T19513]      ___sys_sendmsg+0xee/0x170
[ 7626.865860][T19513]      __sys_sendmsg+0xcd/0x170
[ 7626.865860][T19513]      do_syscall_64+0xc6/0x1e0
[ 7626.865860][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7626.865860][T19513] 
[ 7626.868059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7626.868059][T19513]      netdev_get_by_index+0x5e/0x80
[ 7626.868059][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7626.868059][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7626.868059][T19513]      ip6_route_add+0x1c/0x140
[ 7626.868059][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7626.868059][T19513]      addrconf_add_dev+0xe2/0x170
[ 7626.868059][T19513]      inet6_addr_add+0x12f/0xa40
[ 7626.868059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7626.868059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7626.868059][T19513]      netlink_rcv_skb+0x130/0x360
[ 7626.868059][T19513]      netlink_unicast+0x449/0x710
[ 7626.868059][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7626.868059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7626.868059][T19513]      ___sys_sendmsg+0xee/0x170
[ 7626.868059][T19513]      __sys_sendmsg+0xcd/0x170
[ 7626.868059][T19513]      do_syscall_64+0xc6/0x1e0
[ 7626.868059][T19513] 
[ 7626.870234][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7626.870234][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7626.870234][T19513]      ipv6_find_idev+0x102/0x170
[ 7626.870234][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7626.870234][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7626.870234][T19513]      netlink_rcv_skb+0x130/0x360
[ 7626.870234][T19513]      netlink_unicast+0x449/0x710
[ 7626.870234][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7626.870234][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7626.870234][T19513]      ___sys_sendmsg+0xee/0x170
[ 7626.870234][T19513]      __sys_sendmsg+0xcd/0x170
[ 7626.870234][T19513]      do_syscall_64+0xc6/0x1e0
[ 7626.870234][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7626.870234][T19513] 
[ 7626.871955][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7626.871955][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7626.871955][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7626.871955][T19513]      ipv6_find_idev+0x102/0x170
[ 7626.871955][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7626.871955][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7626.871955][T19513]      netlink_rcv_skb+0x130/0x360
[ 7626.871955][T19513]      netlink_unicast+0x449/0x710
[ 7626.871955][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7626.871955][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7626.871955][T19513]      ___sys_sendmsg+0xee/0x170
[ 7626.871955][T19513]      __sys_sendmsg+0xcd/0x170
[ 7626.871955][T19513]      do_syscall_64+0xc6/0x1e0
[ 7626.871955][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7626.871955][T19513] 
[ 7637.111182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7637.111679][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7637.111679][T19513]      netdev_get_by_index+0x5e/0x80
[ 7637.111679][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7637.111679][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7637.111679][T19513]      ip6_route_add+0x1c/0x140
[ 7637.111679][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7637.111679][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7637.111679][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7637.111679][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7637.111679][T19513]      netlink_rcv_skb+0x130/0x360
[ 7637.111679][T19513]      netlink_unicast+0x449/0x710
[ 7637.111679][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7637.111679][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7637.111679][T19513]      ___sys_sendmsg+0xee/0x170
[ 7637.111679][T19513]      __sys_sendmsg+0xcd/0x170
[ 7637.111679][T19513]      do_syscall_64+0xc6/0x1e0
[ 7637.111679][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7637.111679][T19513] 
[ 7637.114112][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7637.114112][T19513]      netdev_get_by_index+0x5e/0x80
[ 7637.114112][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7637.114112][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7637.114112][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7637.114112][T19513]      ipv6_add_addr+0x411/0x2000
[ 7637.114112][T19513]      inet6_addr_add+0x30e/0xa40
[ 7637.114112][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7637.114112][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7637.114112][T19513]      netlink_rcv_skb+0x130/0x360
[ 7637.114112][T19513]      netlink_unicast+0x449/0x710
[ 7637.114112][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7637.114112][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7637.114112][T19513]      ___sys_sendmsg+0xee/0x170
[ 7637.114112][T19513]      __sys_sendmsg+0xcd/0x170
[ 7637.114112][T19513]      do_syscall_64+0xc6/0x1e0
[ 7637.114112][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7637.114112][T19513] 
[ 7637.116516][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7637.116516][T19513]      netdev_get_by_index+0x5e/0x80
[ 7637.116516][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7637.116516][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7637.116516][T19513]      ip6_route_add+0x1c/0x140
[ 7637.116516][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7637.116516][T19513]      addrconf_add_dev+0xe2/0x170
[ 7637.116516][T19513]      inet6_addr_add+0x12f/0xa40
[ 7637.116516][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7637.116516][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7637.116516][T19513]      netlink_rcv_skb+0x130/0x360
[ 7637.116516][T19513]      netlink_unicast+0x449/0x710
[ 7637.116516][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7637.116516][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7637.116516][T19513]      ___sys_sendmsg+0xee/0x170
[ 7637.116516][T19513]      __sys_sendmsg+0xcd/0x170
[ 7637.116516][T19513]      do_syscall_64+0xc6/0x1e0
[ 7637.116516][T19513] 
[ 7637.118788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7637.118788][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7637.118788][T19513]      ipv6_find_idev+0x102/0x170
[ 7637.118788][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7637.118788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7637.118788][T19513]      netlink_rcv_skb+0x130/0x360
[ 7637.118788][T19513]      netlink_unicast+0x449/0x710
[ 7637.118788][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7637.118788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7637.118788][T19513]      ___sys_sendmsg+0xee/0x170
[ 7637.118788][T19513]      __sys_sendmsg+0xcd/0x170
[ 7637.118788][T19513]      do_syscall_64+0xc6/0x1e0
[ 7637.118788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7637.118788][T19513] 
[ 7637.120639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7637.120639][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7637.120639][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7637.120639][T19513]      ipv6_find_idev+0x102/0x170
[ 7637.120639][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7637.120639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7637.120639][T19513]      netlink_rcv_skb+0x130/0x360
[ 7637.120639][T19513]      netlink_unicast+0x449/0x710
[ 7637.120639][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7637.120639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7637.120639][T19513]      ___sys_sendmsg+0xee/0x170
[ 7637.120639][T19513]      __sys_sendmsg+0xcd/0x170
[ 7637.120639][T19513]      do_syscall_64+0xc6/0x1e0
[ 7637.120639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7637.120639][T19513] 
[ 7647.359152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7647.359605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7647.359605][T19513]      netdev_get_by_index+0x5e/0x80
[ 7647.359605][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7647.359605][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7647.359605][T19513]      ip6_route_add+0x1c/0x140
[ 7647.359605][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7647.359605][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7647.359605][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7647.359605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7647.359605][T19513]      netlink_rcv_skb+0x130/0x360
[ 7647.359605][T19513]      netlink_unicast+0x449/0x710
[ 7647.359605][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7647.359605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7647.359605][T19513]      ___sys_sendmsg+0xee/0x170
[ 7647.359605][T19513]      __sys_sendmsg+0xcd/0x170
[ 7647.359605][T19513]      do_syscall_64+0xc6/0x1e0
[ 7647.359605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7647.359605][T19513] 
[ 7647.361860][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7647.361860][T19513]      netdev_get_by_index+0x5e/0x80
[ 7647.361860][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7647.361860][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7647.361860][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7647.361860][T19513]      ipv6_add_addr+0x411/0x2000
[ 7647.361860][T19513]      inet6_addr_add+0x30e/0xa40
[ 7647.361860][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7647.361860][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7647.361860][T19513]      netlink_rcv_skb+0x130/0x360
[ 7647.361860][T19513]      netlink_unicast+0x449/0x710
[ 7647.361860][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7647.361860][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7647.361860][T19513]      ___sys_sendmsg+0xee/0x170
[ 7647.361860][T19513]      __sys_sendmsg+0xcd/0x170
[ 7647.361860][T19513]      do_syscall_64+0xc6/0x1e0
[ 7647.361860][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7647.361860][T19513] 
[ 7647.364059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7647.364059][T19513]      netdev_get_by_index+0x5e/0x80
[ 7647.364059][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7647.364059][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7647.364059][T19513]      ip6_route_add+0x1c/0x140
[ 7647.364059][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7647.364059][T19513]      addrconf_add_dev+0xe2/0x170
[ 7647.364059][T19513]      inet6_addr_add+0x12f/0xa40
[ 7647.364059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7647.364059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7647.364059][T19513]      netlink_rcv_skb+0x130/0x360
[ 7647.364059][T19513]      netlink_unicast+0x449/0x710
[ 7647.364059][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7647.364059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7647.364059][T19513]      ___sys_sendmsg+0xee/0x170
[ 7647.364059][T19513]      __sys_sendmsg+0xcd/0x170
[ 7647.364059][T19513]      do_syscall_64+0xc6/0x1e0
[ 7647.364059][T19513] 
[ 7647.366221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7647.366221][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7647.366221][T19513]      ipv6_find_idev+0x102/0x170
[ 7647.366221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7647.366221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7647.366221][T19513]      netlink_rcv_skb+0x130/0x360
[ 7647.366221][T19513]      netlink_unicast+0x449/0x710
[ 7647.366221][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7647.366221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7647.366221][T19513]      ___sys_sendmsg+0xee/0x170
[ 7647.366221][T19513]      __sys_sendmsg+0xcd/0x170
[ 7647.366221][T19513]      do_syscall_64+0xc6/0x1e0
[ 7647.366221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7647.366221][T19513] 
[ 7647.367918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7647.367918][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7647.367918][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7647.367918][T19513]      ipv6_find_idev+0x102/0x170
[ 7647.367918][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7647.367918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7647.367918][T19513]      netlink_rcv_skb+0x130/0x360
[ 7647.367918][T19513]      netlink_unicast+0x449/0x710
[ 7647.367918][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7647.367918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7647.367918][T19513]      ___sys_sendmsg+0xee/0x170
[ 7647.367918][T19513]      __sys_sendmsg+0xcd/0x170
[ 7647.367918][T19513]      do_syscall_64+0xc6/0x1e0
[ 7647.367918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7647.367918][T19513] 
[ 7657.607175][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7657.607622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7657.607622][T19513]      netdev_get_by_index+0x5e/0x80
[ 7657.607622][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7657.607622][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7657.607622][T19513]      ip6_route_add+0x1c/0x140
[ 7657.607622][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7657.607622][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7657.607622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7657.607622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7657.607622][T19513]      netlink_rcv_skb+0x130/0x360
[ 7657.607622][T19513]      netlink_unicast+0x449/0x710
[ 7657.607622][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7657.607622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7657.607622][T19513]      ___sys_sendmsg+0xee/0x170
[ 7657.607622][T19513]      __sys_sendmsg+0xcd/0x170
[ 7657.607622][T19513]      do_syscall_64+0xc6/0x1e0
[ 7657.607622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7657.607622][T19513] 
[ 7657.609857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7657.609857][T19513]      netdev_get_by_index+0x5e/0x80
[ 7657.609857][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7657.609857][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7657.609857][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7657.609857][T19513]      ipv6_add_addr+0x411/0x2000
[ 7657.609857][T19513]      inet6_addr_add+0x30e/0xa40
[ 7657.609857][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7657.609857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7657.609857][T19513]      netlink_rcv_skb+0x130/0x360
[ 7657.609857][T19513]      netlink_unicast+0x449/0x710
[ 7657.609857][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7657.609857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7657.609857][T19513]      ___sys_sendmsg+0xee/0x170
[ 7657.609857][T19513]      __sys_sendmsg+0xcd/0x170
[ 7657.609857][T19513]      do_syscall_64+0xc6/0x1e0
[ 7657.609857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7657.609857][T19513] 
[ 7657.612073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7657.612073][T19513]      netdev_get_by_index+0x5e/0x80
[ 7657.612073][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7657.612073][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7657.612073][T19513]      ip6_route_add+0x1c/0x140
[ 7657.612073][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7657.612073][T19513]      addrconf_add_dev+0xe2/0x170
[ 7657.612073][T19513]      inet6_addr_add+0x12f/0xa40
[ 7657.612073][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7657.612073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7657.612073][T19513]      netlink_rcv_skb+0x130/0x360
[ 7657.612073][T19513]      netlink_unicast+0x449/0x710
[ 7657.612073][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7657.612073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7657.612073][T19513]      ___sys_sendmsg+0xee/0x170
[ 7657.612073][T19513]      __sys_sendmsg+0xcd/0x170
[ 7657.612073][T19513]      do_syscall_64+0xc6/0x1e0
[ 7657.612073][T19513] 
[ 7657.614237][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7657.614237][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7657.614237][T19513]      ipv6_find_idev+0x102/0x170
[ 7657.614237][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7657.614237][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7657.614237][T19513]      netlink_rcv_skb+0x130/0x360
[ 7657.614237][T19513]      netlink_unicast+0x449/0x710
[ 7657.614237][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7657.614237][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7657.614237][T19513]      ___sys_sendmsg+0xee/0x170
[ 7657.614237][T19513]      __sys_sendmsg+0xcd/0x170
[ 7657.614237][T19513]      do_syscall_64+0xc6/0x1e0
[ 7657.614237][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7657.614237][T19513] 
[ 7657.615927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7657.615927][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7657.615927][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7657.615927][T19513]      ipv6_find_idev+0x102/0x170
[ 7657.615927][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7657.615927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7657.615927][T19513]      netlink_rcv_skb+0x130/0x360
[ 7657.615927][T19513]      netlink_unicast+0x449/0x710
[ 7657.615927][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7657.615927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7657.615927][T19513]      ___sys_sendmsg+0xee/0x170
[ 7657.615927][T19513]      __sys_sendmsg+0xcd/0x170
[ 7657.615927][T19513]      do_syscall_64+0xc6/0x1e0
[ 7657.615927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7657.615927][T19513] 
[ 7667.855136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7667.855597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7667.855597][T19513]      netdev_get_by_index+0x5e/0x80
[ 7667.855597][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7667.855597][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7667.855597][T19513]      ip6_route_add+0x1c/0x140
[ 7667.855597][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7667.855597][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7667.855597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7667.855597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7667.855597][T19513]      netlink_rcv_skb+0x130/0x360
[ 7667.855597][T19513]      netlink_unicast+0x449/0x710
[ 7667.855597][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7667.855597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7667.855597][T19513]      ___sys_sendmsg+0xee/0x170
[ 7667.855597][T19513]      __sys_sendmsg+0xcd/0x170
[ 7667.855597][T19513]      do_syscall_64+0xc6/0x1e0
[ 7667.855597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7667.855597][T19513] 
[ 7667.857854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7667.857854][T19513]      netdev_get_by_index+0x5e/0x80
[ 7667.857854][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7667.857854][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7667.857854][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7667.857854][T19513]      ipv6_add_addr+0x411/0x2000
[ 7667.857854][T19513]      inet6_addr_add+0x30e/0xa40
[ 7667.857854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7667.857854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7667.857854][T19513]      netlink_rcv_skb+0x130/0x360
[ 7667.857854][T19513]      netlink_unicast+0x449/0x710
[ 7667.857854][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7667.857854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7667.857854][T19513]      ___sys_sendmsg+0xee/0x170
[ 7667.857854][T19513]      __sys_sendmsg+0xcd/0x170
[ 7667.857854][T19513]      do_syscall_64+0xc6/0x1e0
[ 7667.857854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7667.857854][T19513] 
[ 7667.860062][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7667.860062][T19513]      netdev_get_by_index+0x5e/0x80
[ 7667.860062][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7667.860062][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7667.860062][T19513]      ip6_route_add+0x1c/0x140
[ 7667.860062][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7667.860062][T19513]      addrconf_add_dev+0xe2/0x170
[ 7667.860062][T19513]      inet6_addr_add+0x12f/0xa40
[ 7667.860062][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7667.860062][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7667.860062][T19513]      netlink_rcv_skb+0x130/0x360
[ 7667.860062][T19513]      netlink_unicast+0x449/0x710
[ 7667.860062][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7667.860062][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7667.860062][T19513]      ___sys_sendmsg+0xee/0x170
[ 7667.860062][T19513]      __sys_sendmsg+0xcd/0x170
[ 7667.860062][T19513]      do_syscall_64+0xc6/0x1e0
[ 7667.860062][T19513] 
[ 7667.862238][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7667.862238][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7667.862238][T19513]      ipv6_find_idev+0x102/0x170
[ 7667.862238][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7667.862238][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7667.862238][T19513]      netlink_rcv_skb+0x130/0x360
[ 7667.862238][T19513]      netlink_unicast+0x449/0x710
[ 7667.862238][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7667.862238][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7667.862238][T19513]      ___sys_sendmsg+0xee/0x170
[ 7667.862238][T19513]      __sys_sendmsg+0xcd/0x170
[ 7667.862238][T19513]      do_syscall_64+0xc6/0x1e0
[ 7667.862238][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7667.862238][T19513] 
[ 7667.863931][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7667.863931][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7667.863931][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7667.863931][T19513]      ipv6_find_idev+0x102/0x170
[ 7667.863931][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7667.863931][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7667.863931][T19513]      netlink_rcv_skb+0x130/0x360
[ 7667.863931][T19513]      netlink_unicast+0x449/0x710
[ 7667.863931][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7667.863931][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7667.863931][T19513]      ___sys_sendmsg+0xee/0x170
[ 7667.863931][T19513]      __sys_sendmsg+0xcd/0x170
[ 7667.863931][T19513]      do_syscall_64+0xc6/0x1e0
[ 7667.863931][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7667.863931][T19513] 
[ 7678.103197][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7678.103693][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7678.103693][T19513]      netdev_get_by_index+0x5e/0x80
[ 7678.103693][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7678.103693][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7678.103693][T19513]      ip6_route_add+0x1c/0x140
[ 7678.103693][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7678.103693][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7678.103693][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7678.103693][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7678.103693][T19513]      netlink_rcv_skb+0x130/0x360
[ 7678.103693][T19513]      netlink_unicast+0x449/0x710
[ 7678.103693][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7678.103693][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7678.103693][T19513]      ___sys_sendmsg+0xee/0x170
[ 7678.103693][T19513]      __sys_sendmsg+0xcd/0x170
[ 7678.103693][T19513]      do_syscall_64+0xc6/0x1e0
[ 7678.103693][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7678.103693][T19513] 
[ 7678.105943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7678.105943][T19513]      netdev_get_by_index+0x5e/0x80
[ 7678.105943][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7678.105943][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7678.105943][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7678.105943][T19513]      ipv6_add_addr+0x411/0x2000
[ 7678.105943][T19513]      inet6_addr_add+0x30e/0xa40
[ 7678.105943][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7678.105943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7678.105943][T19513]      netlink_rcv_skb+0x130/0x360
[ 7678.105943][T19513]      netlink_unicast+0x449/0x710
[ 7678.105943][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7678.105943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7678.105943][T19513]      ___sys_sendmsg+0xee/0x170
[ 7678.105943][T19513]      __sys_sendmsg+0xcd/0x170
[ 7678.105943][T19513]      do_syscall_64+0xc6/0x1e0
[ 7678.105943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7678.105943][T19513] 
[ 7678.108183][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7678.108183][T19513]      netdev_get_by_index+0x5e/0x80
[ 7678.108183][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7678.108183][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7678.108183][T19513]      ip6_route_add+0x1c/0x140
[ 7678.108183][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7678.108183][T19513]      addrconf_add_dev+0xe2/0x170
[ 7678.108183][T19513]      inet6_addr_add+0x12f/0xa40
[ 7678.108183][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7678.108183][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7678.108183][T19513]      netlink_rcv_skb+0x130/0x360
[ 7678.108183][T19513]      netlink_unicast+0x449/0x710
[ 7678.108183][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7678.108183][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7678.108183][T19513]      ___sys_sendmsg+0xee/0x170
[ 7678.108183][T19513]      __sys_sendmsg+0xcd/0x170
[ 7678.108183][T19513]      do_syscall_64+0xc6/0x1e0
[ 7678.108183][T19513] 
[ 7678.110370][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7678.110370][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7678.110370][T19513]      ipv6_find_idev+0x102/0x170
[ 7678.110370][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7678.110370][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7678.110370][T19513]      netlink_rcv_skb+0x130/0x360
[ 7678.110370][T19513]      netlink_unicast+0x449/0x710
[ 7678.110370][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7678.110370][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7678.110370][T19513]      ___sys_sendmsg+0xee/0x170
[ 7678.110370][T19513]      __sys_sendmsg+0xcd/0x170
[ 7678.110370][T19513]      do_syscall_64+0xc6/0x1e0
[ 7678.110370][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7678.110370][T19513] 
[ 7678.112096][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7678.112096][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7678.112096][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7678.112096][T19513]      ipv6_find_idev+0x102/0x170
[ 7678.112096][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7678.112096][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7678.112096][T19513]      netlink_rcv_skb+0x130/0x360
[ 7678.112096][T19513]      netlink_unicast+0x449/0x710
[ 7678.112096][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7678.112096][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7678.112096][T19513]      ___sys_sendmsg+0xee/0x170
[ 7678.112096][T19513]      __sys_sendmsg+0xcd/0x170
[ 7678.112096][T19513]      do_syscall_64+0xc6/0x1e0
[ 7678.112096][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7678.112096][T19513] 
[ 7688.351129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7688.351619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7688.351619][T19513]      netdev_get_by_index+0x5e/0x80
[ 7688.351619][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7688.351619][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7688.351619][T19513]      ip6_route_add+0x1c/0x140
[ 7688.351619][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7688.351619][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7688.351619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7688.351619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7688.351619][T19513]      netlink_rcv_skb+0x130/0x360
[ 7688.351619][T19513]      netlink_unicast+0x449/0x710
[ 7688.351619][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7688.351619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7688.351619][T19513]      ___sys_sendmsg+0xee/0x170
[ 7688.351619][T19513]      __sys_sendmsg+0xcd/0x170
[ 7688.351619][T19513]      do_syscall_64+0xc6/0x1e0
[ 7688.351619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7688.351619][T19513] 
[ 7688.353885][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7688.353885][T19513]      netdev_get_by_index+0x5e/0x80
[ 7688.353885][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7688.353885][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7688.353885][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7688.353885][T19513]      ipv6_add_addr+0x411/0x2000
[ 7688.353885][T19513]      inet6_addr_add+0x30e/0xa40
[ 7688.353885][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7688.353885][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7688.353885][T19513]      netlink_rcv_skb+0x130/0x360
[ 7688.353885][T19513]      netlink_unicast+0x449/0x710
[ 7688.353885][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7688.353885][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7688.353885][T19513]      ___sys_sendmsg+0xee/0x170
[ 7688.353885][T19513]      __sys_sendmsg+0xcd/0x170
[ 7688.353885][T19513]      do_syscall_64+0xc6/0x1e0
[ 7688.353885][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7688.353885][T19513] 
[ 7688.356112][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7688.356112][T19513]      netdev_get_by_index+0x5e/0x80
[ 7688.356112][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7688.356112][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7688.356112][T19513]      ip6_route_add+0x1c/0x140
[ 7688.356112][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7688.356112][T19513]      addrconf_add_dev+0xe2/0x170
[ 7688.356112][T19513]      inet6_addr_add+0x12f/0xa40
[ 7688.356112][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7688.356112][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7688.356112][T19513]      netlink_rcv_skb+0x130/0x360
[ 7688.356112][T19513]      netlink_unicast+0x449/0x710
[ 7688.356112][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7688.356112][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7688.356112][T19513]      ___sys_sendmsg+0xee/0x170
[ 7688.356112][T19513]      __sys_sendmsg+0xcd/0x170
[ 7688.356112][T19513]      do_syscall_64+0xc6/0x1e0
[ 7688.356112][T19513] 
[ 7688.358299][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7688.358299][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7688.358299][T19513]      ipv6_find_idev+0x102/0x170
[ 7688.358299][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7688.358299][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7688.358299][T19513]      netlink_rcv_skb+0x130/0x360
[ 7688.358299][T19513]      netlink_unicast+0x449/0x710
[ 7688.358299][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7688.358299][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7688.358299][T19513]      ___sys_sendmsg+0xee/0x170
[ 7688.358299][T19513]      __sys_sendmsg+0xcd/0x170
[ 7688.358299][T19513]      do_syscall_64+0xc6/0x1e0
[ 7688.358299][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7688.358299][T19513] 
[ 7688.360011][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7688.360011][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7688.360011][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7688.360011][T19513]      ipv6_find_idev+0x102/0x170
[ 7688.360011][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7688.360011][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7688.360011][T19513]      netlink_rcv_skb+0x130/0x360
[ 7688.360011][T19513]      netlink_unicast+0x449/0x710
[ 7688.360011][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7688.360011][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7688.360011][T19513]      ___sys_sendmsg+0xee/0x170
[ 7688.360011][T19513]      __sys_sendmsg+0xcd/0x170
[ 7688.360011][T19513]      do_syscall_64+0xc6/0x1e0
[ 7688.360011][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7688.360011][T19513] 
[ 7698.839244][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7698.839729][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7698.839729][T19513]      netdev_get_by_index+0x5e/0x80
[ 7698.839729][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7698.839729][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7698.839729][T19513]      ip6_route_add+0x1c/0x140
[ 7698.839729][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7698.839729][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7698.839729][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7698.839729][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7698.839729][T19513]      netlink_rcv_skb+0x130/0x360
[ 7698.839729][T19513]      netlink_unicast+0x449/0x710
[ 7698.839729][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7698.839729][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7698.839729][T19513]      ___sys_sendmsg+0xee/0x170
[ 7698.839729][T19513]      __sys_sendmsg+0xcd/0x170
[ 7698.839729][T19513]      do_syscall_64+0xc6/0x1e0
[ 7698.839729][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7698.839729][T19513] 
[ 7698.842560][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7698.842560][T19513]      netdev_get_by_index+0x5e/0x80
[ 7698.842560][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7698.842560][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7698.842560][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7698.842560][T19513]      ipv6_add_addr+0x411/0x2000
[ 7698.842560][T19513]      inet6_addr_add+0x30e/0xa40
[ 7698.842560][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7698.842560][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7698.842560][T19513]      netlink_rcv_skb+0x130/0x360
[ 7698.842560][T19513]      netlink_unicast+0x449/0x710
[ 7698.842560][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7698.842560][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7698.842560][T19513]      ___sys_sendmsg+0xee/0x170
[ 7698.842560][T19513]      __sys_sendmsg+0xcd/0x170
[ 7698.842560][T19513]      do_syscall_64+0xc6/0x1e0
[ 7698.842560][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7698.842560][T19513] 
[ 7698.844790][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7698.844790][T19513]      netdev_get_by_index+0x5e/0x80
[ 7698.844790][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7698.844790][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7698.844790][T19513]      ip6_route_add+0x1c/0x140
[ 7698.844790][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7698.844790][T19513]      addrconf_add_dev+0xe2/0x170
[ 7698.844790][T19513]      inet6_addr_add+0x12f/0xa40
[ 7698.844790][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7698.844790][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7698.844790][T19513]      netlink_rcv_skb+0x130/0x360
[ 7698.844790][T19513]      netlink_unicast+0x449/0x710
[ 7698.844790][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7698.844790][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7698.844790][T19513]      ___sys_sendmsg+0xee/0x170
[ 7698.844790][T19513]      __sys_sendmsg+0xcd/0x170
[ 7698.844790][T19513]      do_syscall_64+0xc6/0x1e0
[ 7698.844790][T19513] 
[ 7698.846985][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7698.846985][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7698.846985][T19513]      ipv6_find_idev+0x102/0x170
[ 7698.846985][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7698.846985][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7698.846985][T19513]      netlink_rcv_skb+0x130/0x360
[ 7698.846985][T19513]      netlink_unicast+0x449/0x710
[ 7698.846985][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7698.846985][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7698.846985][T19513]      ___sys_sendmsg+0xee/0x170
[ 7698.846985][T19513]      __sys_sendmsg+0xcd/0x170
[ 7698.846985][T19513]      do_syscall_64+0xc6/0x1e0
[ 7698.846985][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7698.846985][T19513] 
[ 7698.848709][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7698.848709][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7698.848709][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7698.848709][T19513]      ipv6_find_idev+0x102/0x170
[ 7698.848709][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7698.848709][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7698.848709][T19513]      netlink_rcv_skb+0x130/0x360
[ 7698.848709][T19513]      netlink_unicast+0x449/0x710
[ 7698.848709][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7698.848709][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7698.848709][T19513]      ___sys_sendmsg+0xee/0x170
[ 7698.848709][T19513]      __sys_sendmsg+0xcd/0x170
[ 7698.848709][T19513]      do_syscall_64+0xc6/0x1e0
[ 7698.848709][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7698.848709][T19513] 
[ 7709.095179][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7709.095622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7709.095622][T19513]      netdev_get_by_index+0x5e/0x80
[ 7709.095622][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7709.095622][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7709.095622][T19513]      ip6_route_add+0x1c/0x140
[ 7709.095622][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7709.095622][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7709.095622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7709.095622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7709.095622][T19513]      netlink_rcv_skb+0x130/0x360
[ 7709.095622][T19513]      netlink_unicast+0x449/0x710
[ 7709.095622][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7709.095622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7709.095622][T19513]      ___sys_sendmsg+0xee/0x170
[ 7709.095622][T19513]      __sys_sendmsg+0xcd/0x170
[ 7709.095622][T19513]      do_syscall_64+0xc6/0x1e0
[ 7709.095622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7709.095622][T19513] 
[ 7709.097885][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7709.097885][T19513]      netdev_get_by_index+0x5e/0x80
[ 7709.097885][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7709.097885][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7709.097885][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7709.097885][T19513]      ipv6_add_addr+0x411/0x2000
[ 7709.097885][T19513]      inet6_addr_add+0x30e/0xa40
[ 7709.097885][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7709.097885][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7709.097885][T19513]      netlink_rcv_skb+0x130/0x360
[ 7709.097885][T19513]      netlink_unicast+0x449/0x710
[ 7709.097885][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7709.097885][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7709.097885][T19513]      ___sys_sendmsg+0xee/0x170
[ 7709.097885][T19513]      __sys_sendmsg+0xcd/0x170
[ 7709.097885][T19513]      do_syscall_64+0xc6/0x1e0
[ 7709.097885][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7709.097885][T19513] 
[ 7709.100118][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7709.100118][T19513]      netdev_get_by_index+0x5e/0x80
[ 7709.100118][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7709.100118][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7709.100118][T19513]      ip6_route_add+0x1c/0x140
[ 7709.100118][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7709.100118][T19513]      addrconf_add_dev+0xe2/0x170
[ 7709.100118][T19513]      inet6_addr_add+0x12f/0xa40
[ 7709.100118][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7709.100118][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7709.100118][T19513]      netlink_rcv_skb+0x130/0x360
[ 7709.100118][T19513]      netlink_unicast+0x449/0x710
[ 7709.100118][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7709.100118][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7709.100118][T19513]      ___sys_sendmsg+0xee/0x170
[ 7709.100118][T19513]      __sys_sendmsg+0xcd/0x170
[ 7709.100118][T19513]      do_syscall_64+0xc6/0x1e0
[ 7709.100118][T19513] 
[ 7709.102348][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7709.102348][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7709.102348][T19513]      ipv6_find_idev+0x102/0x170
[ 7709.102348][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7709.102348][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7709.102348][T19513]      netlink_rcv_skb+0x130/0x360
[ 7709.102348][T19513]      netlink_unicast+0x449/0x710
[ 7709.102348][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7709.102348][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7709.102348][T19513]      ___sys_sendmsg+0xee/0x170
[ 7709.102348][T19513]      __sys_sendmsg+0xcd/0x170
[ 7709.102348][T19513]      do_syscall_64+0xc6/0x1e0
[ 7709.102348][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7709.102348][T19513] 
[ 7709.104067][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7709.104067][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7709.104067][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7709.104067][T19513]      ipv6_find_idev+0x102/0x170
[ 7709.104067][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7709.104067][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7709.104067][T19513]      netlink_rcv_skb+0x130/0x360
[ 7709.104067][T19513]      netlink_unicast+0x449/0x710
[ 7709.104067][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7709.104067][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7709.104067][T19513]      ___sys_sendmsg+0xee/0x170
[ 7709.104067][T19513]      __sys_sendmsg+0xcd/0x170
[ 7709.104067][T19513]      do_syscall_64+0xc6/0x1e0
[ 7709.104067][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7709.104067][T19513] 
[ 7719.239158][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7719.239632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7719.239632][T19513]      netdev_get_by_index+0x5e/0x80
[ 7719.239632][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7719.239632][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7719.239632][T19513]      ip6_route_add+0x1c/0x140
[ 7719.239632][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7719.239632][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7719.239632][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7719.239632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7719.239632][T19513]      netlink_rcv_skb+0x130/0x360
[ 7719.239632][T19513]      netlink_unicast+0x449/0x710
[ 7719.239632][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7719.239632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7719.239632][T19513]      ___sys_sendmsg+0xee/0x170
[ 7719.239632][T19513]      __sys_sendmsg+0xcd/0x170
[ 7719.239632][T19513]      do_syscall_64+0xc6/0x1e0
[ 7719.239632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7719.239632][T19513] 
[ 7719.241871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7719.241871][T19513]      netdev_get_by_index+0x5e/0x80
[ 7719.241871][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7719.241871][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7719.241871][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7719.241871][T19513]      ipv6_add_addr+0x411/0x2000
[ 7719.241871][T19513]      inet6_addr_add+0x30e/0xa40
[ 7719.241871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7719.241871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7719.241871][T19513]      netlink_rcv_skb+0x130/0x360
[ 7719.241871][T19513]      netlink_unicast+0x449/0x710
[ 7719.241871][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7719.241871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7719.241871][T19513]      ___sys_sendmsg+0xee/0x170
[ 7719.241871][T19513]      __sys_sendmsg+0xcd/0x170
[ 7719.241871][T19513]      do_syscall_64+0xc6/0x1e0
[ 7719.241871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7719.241871][T19513] 
[ 7719.244151][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7719.244151][T19513]      netdev_get_by_index+0x5e/0x80
[ 7719.244151][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7719.244151][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7719.244151][T19513]      ip6_route_add+0x1c/0x140
[ 7719.244151][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7719.244151][T19513]      addrconf_add_dev+0xe2/0x170
[ 7719.244151][T19513]      inet6_addr_add+0x12f/0xa40
[ 7719.244151][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7719.244151][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7719.244151][T19513]      netlink_rcv_skb+0x130/0x360
[ 7719.244151][T19513]      netlink_unicast+0x449/0x710
[ 7719.244151][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7719.244151][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7719.244151][T19513]      ___sys_sendmsg+0xee/0x170
[ 7719.244151][T19513]      __sys_sendmsg+0xcd/0x170
[ 7719.244151][T19513]      do_syscall_64+0xc6/0x1e0
[ 7719.244151][T19513] 
[ 7719.246311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7719.246311][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7719.246311][T19513]      ipv6_find_idev+0x102/0x170
[ 7719.246311][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7719.246311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7719.246311][T19513]      netlink_rcv_skb+0x130/0x360
[ 7719.246311][T19513]      netlink_unicast+0x449/0x710
[ 7719.246311][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7719.246311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7719.246311][T19513]      ___sys_sendmsg+0xee/0x170
[ 7719.246311][T19513]      __sys_sendmsg+0xcd/0x170
[ 7719.246311][T19513]      do_syscall_64+0xc6/0x1e0
[ 7719.246311][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7719.246311][T19513] 
[ 7719.247999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7719.247999][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7719.247999][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7719.247999][T19513]      ipv6_find_idev+0x102/0x170
[ 7719.247999][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7719.247999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7719.247999][T19513]      netlink_rcv_skb+0x130/0x360
[ 7719.247999][T19513]      netlink_unicast+0x449/0x710
[ 7719.247999][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7719.247999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7719.247999][T19513]      ___sys_sendmsg+0xee/0x170
[ 7719.247999][T19513]      __sys_sendmsg+0xcd/0x170
[ 7719.247999][T19513]      do_syscall_64+0xc6/0x1e0
[ 7719.247999][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7719.247999][T19513] 
[ 7729.487138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7729.487610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7729.487610][T19513]      netdev_get_by_index+0x5e/0x80
[ 7729.487610][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7729.487610][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7729.487610][T19513]      ip6_route_add+0x1c/0x140
[ 7729.487610][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7729.487610][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7729.487610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7729.487610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7729.487610][T19513]      netlink_rcv_skb+0x130/0x360
[ 7729.487610][T19513]      netlink_unicast+0x449/0x710
[ 7729.487610][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7729.487610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7729.487610][T19513]      ___sys_sendmsg+0xee/0x170
[ 7729.487610][T19513]      __sys_sendmsg+0xcd/0x170
[ 7729.487610][T19513]      do_syscall_64+0xc6/0x1e0
[ 7729.487610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7729.487610][T19513] 
[ 7729.489846][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7729.489846][T19513]      netdev_get_by_index+0x5e/0x80
[ 7729.489846][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7729.489846][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7729.489846][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7729.489846][T19513]      ipv6_add_addr+0x411/0x2000
[ 7729.489846][T19513]      inet6_addr_add+0x30e/0xa40
[ 7729.489846][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7729.489846][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7729.489846][T19513]      netlink_rcv_skb+0x130/0x360
[ 7729.489846][T19513]      netlink_unicast+0x449/0x710
[ 7729.489846][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7729.489846][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7729.489846][T19513]      ___sys_sendmsg+0xee/0x170
[ 7729.489846][T19513]      __sys_sendmsg+0xcd/0x170
[ 7729.489846][T19513]      do_syscall_64+0xc6/0x1e0
[ 7729.489846][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7729.489846][T19513] 
[ 7729.492065][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7729.492065][T19513]      netdev_get_by_index+0x5e/0x80
[ 7729.492065][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7729.492065][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7729.492065][T19513]      ip6_route_add+0x1c/0x140
[ 7729.492065][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7729.492065][T19513]      addrconf_add_dev+0xe2/0x170
[ 7729.492065][T19513]      inet6_addr_add+0x12f/0xa40
[ 7729.492065][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7729.492065][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7729.492065][T19513]      netlink_rcv_skb+0x130/0x360
[ 7729.492065][T19513]      netlink_unicast+0x449/0x710
[ 7729.492065][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7729.492065][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7729.492065][T19513]      ___sys_sendmsg+0xee/0x170
[ 7729.492065][T19513]      __sys_sendmsg+0xcd/0x170
[ 7729.492065][T19513]      do_syscall_64+0xc6/0x1e0
[ 7729.492065][T19513] 
[ 7729.494280][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7729.494280][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7729.494280][T19513]      ipv6_find_idev+0x102/0x170
[ 7729.494280][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7729.494280][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7729.494280][T19513]      netlink_rcv_skb+0x130/0x360
[ 7729.494280][T19513]      netlink_unicast+0x449/0x710
[ 7729.494280][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7729.494280][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7729.494280][T19513]      ___sys_sendmsg+0xee/0x170
[ 7729.494280][T19513]      __sys_sendmsg+0xcd/0x170
[ 7729.494280][T19513]      do_syscall_64+0xc6/0x1e0
[ 7729.494280][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7729.494280][T19513] 
[ 7729.496008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7729.496008][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7729.496008][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7729.496008][T19513]      ipv6_find_idev+0x102/0x170
[ 7729.496008][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7729.496008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7729.496008][T19513]      netlink_rcv_skb+0x130/0x360
[ 7729.496008][T19513]      netlink_unicast+0x449/0x710
[ 7729.496008][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7729.496008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7729.496008][T19513]      ___sys_sendmsg+0xee/0x170
[ 7729.496008][T19513]      __sys_sendmsg+0xcd/0x170
[ 7729.496008][T19513]      do_syscall_64+0xc6/0x1e0
[ 7729.496008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7729.496008][T19513] 
[ 7739.703181][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7739.703638][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7739.703638][T19513]      netdev_get_by_index+0x5e/0x80
[ 7739.703638][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7739.703638][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7739.703638][T19513]      ip6_route_add+0x1c/0x140
[ 7739.703638][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7739.703638][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7739.703638][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7739.703638][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7739.703638][T19513]      netlink_rcv_skb+0x130/0x360
[ 7739.703638][T19513]      netlink_unicast+0x449/0x710
[ 7739.703638][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7739.703638][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7739.703638][T19513]      ___sys_sendmsg+0xee/0x170
[ 7739.703638][T19513]      __sys_sendmsg+0xcd/0x170
[ 7739.703638][T19513]      do_syscall_64+0xc6/0x1e0
[ 7739.703638][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7739.703638][T19513] 
[ 7739.705873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7739.705873][T19513]      netdev_get_by_index+0x5e/0x80
[ 7739.705873][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7739.705873][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7739.705873][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7739.705873][T19513]      ipv6_add_addr+0x411/0x2000
[ 7739.705873][T19513]      inet6_addr_add+0x30e/0xa40
[ 7739.705873][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7739.705873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7739.705873][T19513]      netlink_rcv_skb+0x130/0x360
[ 7739.705873][T19513]      netlink_unicast+0x449/0x710
[ 7739.705873][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7739.705873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7739.705873][T19513]      ___sys_sendmsg+0xee/0x170
[ 7739.705873][T19513]      __sys_sendmsg+0xcd/0x170
[ 7739.705873][T19513]      do_syscall_64+0xc6/0x1e0
[ 7739.705873][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7739.705873][T19513] 
[ 7739.708082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7739.708082][T19513]      netdev_get_by_index+0x5e/0x80
[ 7739.708082][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7739.708082][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7739.708082][T19513]      ip6_route_add+0x1c/0x140
[ 7739.708082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7739.708082][T19513]      addrconf_add_dev+0xe2/0x170
[ 7739.708082][T19513]      inet6_addr_add+0x12f/0xa40
[ 7739.708082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7739.708082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7739.708082][T19513]      netlink_rcv_skb+0x130/0x360
[ 7739.708082][T19513]      netlink_unicast+0x449/0x710
[ 7739.708082][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7739.708082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7739.708082][T19513]      ___sys_sendmsg+0xee/0x170
[ 7739.708082][T19513]      __sys_sendmsg+0xcd/0x170
[ 7739.708082][T19513]      do_syscall_64+0xc6/0x1e0
[ 7739.708082][T19513] 
[ 7739.710249][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7739.710249][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7739.710249][T19513]      ipv6_find_idev+0x102/0x170
[ 7739.710249][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7739.710249][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7739.710249][T19513]      netlink_rcv_skb+0x130/0x360
[ 7739.710249][T19513]      netlink_unicast+0x449/0x710
[ 7739.710249][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7739.710249][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7739.710249][T19513]      ___sys_sendmsg+0xee/0x170
[ 7739.710249][T19513]      __sys_sendmsg+0xcd/0x170
[ 7739.710249][T19513]      do_syscall_64+0xc6/0x1e0
[ 7739.710249][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7739.710249][T19513] 
[ 7739.711957][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7739.711957][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7739.711957][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7739.711957][T19513]      ipv6_find_idev+0x102/0x170
[ 7739.711957][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7739.711957][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7739.711957][T19513]      netlink_rcv_skb+0x130/0x360
[ 7739.711957][T19513]      netlink_unicast+0x449/0x710
[ 7739.711957][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7739.711957][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7739.711957][T19513]      ___sys_sendmsg+0xee/0x170
[ 7739.711957][T19513]      __sys_sendmsg+0xcd/0x170
[ 7739.711957][T19513]      do_syscall_64+0xc6/0x1e0
[ 7739.711957][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7739.711957][T19513] 
[ 7749.951158][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7749.951638][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7749.951638][T19513]      netdev_get_by_index+0x5e/0x80
[ 7749.951638][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7749.951638][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7749.951638][T19513]      ip6_route_add+0x1c/0x140
[ 7749.951638][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7749.951638][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7749.951638][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7749.951638][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7749.951638][T19513]      netlink_rcv_skb+0x130/0x360
[ 7749.951638][T19513]      netlink_unicast+0x449/0x710
[ 7749.951638][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7749.951638][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7749.951638][T19513]      ___sys_sendmsg+0xee/0x170
[ 7749.951638][T19513]      __sys_sendmsg+0xcd/0x170
[ 7749.951638][T19513]      do_syscall_64+0xc6/0x1e0
[ 7749.951638][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7749.951638][T19513] 
[ 7749.953866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7749.953866][T19513]      netdev_get_by_index+0x5e/0x80
[ 7749.953866][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7749.953866][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7749.953866][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7749.953866][T19513]      ipv6_add_addr+0x411/0x2000
[ 7749.953866][T19513]      inet6_addr_add+0x30e/0xa40
[ 7749.953866][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7749.953866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7749.953866][T19513]      netlink_rcv_skb+0x130/0x360
[ 7749.953866][T19513]      netlink_unicast+0x449/0x710
[ 7749.953866][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7749.953866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7749.953866][T19513]      ___sys_sendmsg+0xee/0x170
[ 7749.953866][T19513]      __sys_sendmsg+0xcd/0x170
[ 7749.953866][T19513]      do_syscall_64+0xc6/0x1e0
[ 7749.953866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7749.953866][T19513] 
[ 7749.956065][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7749.956065][T19513]      netdev_get_by_index+0x5e/0x80
[ 7749.956065][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7749.956065][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7749.956065][T19513]      ip6_route_add+0x1c/0x140
[ 7749.956065][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7749.956065][T19513]      addrconf_add_dev+0xe2/0x170
[ 7749.956065][T19513]      inet6_addr_add+0x12f/0xa40
[ 7749.956065][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7749.956065][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7749.956065][T19513]      netlink_rcv_skb+0x130/0x360
[ 7749.956065][T19513]      netlink_unicast+0x449/0x710
[ 7749.956065][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7749.956065][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7749.956065][T19513]      ___sys_sendmsg+0xee/0x170
[ 7749.956065][T19513]      __sys_sendmsg+0xcd/0x170
[ 7749.956065][T19513]      do_syscall_64+0xc6/0x1e0
[ 7749.956065][T19513] 
[ 7749.958218][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7749.958218][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7749.958218][T19513]      ipv6_find_idev+0x102/0x170
[ 7749.958218][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7749.958218][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7749.958218][T19513]      netlink_rcv_skb+0x130/0x360
[ 7749.958218][T19513]      netlink_unicast+0x449/0x710
[ 7749.958218][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7749.958218][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7749.958218][T19513]      ___sys_sendmsg+0xee/0x170
[ 7749.958218][T19513]      __sys_sendmsg+0xcd/0x170
[ 7749.958218][T19513]      do_syscall_64+0xc6/0x1e0
[ 7749.958218][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7749.958218][T19513] 
[ 7749.959909][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7749.959909][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7749.959909][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7749.959909][T19513]      ipv6_find_idev+0x102/0x170
[ 7749.959909][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7749.959909][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7749.959909][T19513]      netlink_rcv_skb+0x130/0x360
[ 7749.959909][T19513]      netlink_unicast+0x449/0x710
[ 7749.959909][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7749.959909][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7749.959909][T19513]      ___sys_sendmsg+0xee/0x170
[ 7749.959909][T19513]      __sys_sendmsg+0xcd/0x170
[ 7749.959909][T19513]      do_syscall_64+0xc6/0x1e0
[ 7749.959909][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7749.959909][T19513] 
[ 7760.199152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7760.199667][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7760.199667][T19513]      netdev_get_by_index+0x5e/0x80
[ 7760.199667][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7760.199667][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7760.199667][T19513]      ip6_route_add+0x1c/0x140
[ 7760.199667][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7760.199667][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7760.199667][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7760.199667][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7760.199667][T19513]      netlink_rcv_skb+0x130/0x360
[ 7760.199667][T19513]      netlink_unicast+0x449/0x710
[ 7760.199667][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7760.199667][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7760.199667][T19513]      ___sys_sendmsg+0xee/0x170
[ 7760.199667][T19513]      __sys_sendmsg+0xcd/0x170
[ 7760.199667][T19513]      do_syscall_64+0xc6/0x1e0
[ 7760.199667][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7760.199667][T19513] 
[ 7760.201935][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7760.201935][T19513]      netdev_get_by_index+0x5e/0x80
[ 7760.201935][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7760.201935][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7760.201935][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7760.201935][T19513]      ipv6_add_addr+0x411/0x2000
[ 7760.201935][T19513]      inet6_addr_add+0x30e/0xa40
[ 7760.201935][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7760.201935][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7760.201935][T19513]      netlink_rcv_skb+0x130/0x360
[ 7760.201935][T19513]      netlink_unicast+0x449/0x710
[ 7760.201935][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7760.201935][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7760.201935][T19513]      ___sys_sendmsg+0xee/0x170
[ 7760.201935][T19513]      __sys_sendmsg+0xcd/0x170
[ 7760.201935][T19513]      do_syscall_64+0xc6/0x1e0
[ 7760.201935][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7760.201935][T19513] 
[ 7760.204275][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7760.204275][T19513]      netdev_get_by_index+0x5e/0x80
[ 7760.204275][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7760.204275][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7760.204275][T19513]      ip6_route_add+0x1c/0x140
[ 7760.204275][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7760.204275][T19513]      addrconf_add_dev+0xe2/0x170
[ 7760.204275][T19513]      inet6_addr_add+0x12f/0xa40
[ 7760.204275][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7760.204275][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7760.204275][T19513]      netlink_rcv_skb+0x130/0x360
[ 7760.204275][T19513]      netlink_unicast+0x449/0x710
[ 7760.204275][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7760.204275][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7760.204275][T19513]      ___sys_sendmsg+0xee/0x170
[ 7760.204275][T19513]      __sys_sendmsg+0xcd/0x170
[ 7760.204275][T19513]      do_syscall_64+0xc6/0x1e0
[ 7760.204275][T19513] 
[ 7760.206477][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7760.206477][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7760.206477][T19513]      ipv6_find_idev+0x102/0x170
[ 7760.206477][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7760.206477][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7760.206477][T19513]      netlink_rcv_skb+0x130/0x360
[ 7760.206477][T19513]      netlink_unicast+0x449/0x710
[ 7760.206477][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7760.206477][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7760.206477][T19513]      ___sys_sendmsg+0xee/0x170
[ 7760.206477][T19513]      __sys_sendmsg+0xcd/0x170
[ 7760.206477][T19513]      do_syscall_64+0xc6/0x1e0
[ 7760.206477][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7760.206477][T19513] 
[ 7760.208186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7760.208186][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7760.208186][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7760.208186][T19513]      ipv6_find_idev+0x102/0x170
[ 7760.208186][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7760.208186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7760.208186][T19513]      netlink_rcv_skb+0x130/0x360
[ 7760.208186][T19513]      netlink_unicast+0x449/0x710
[ 7760.208186][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7760.208186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7760.208186][T19513]      ___sys_sendmsg+0xee/0x170
[ 7760.208186][T19513]      __sys_sendmsg+0xcd/0x170
[ 7760.208186][T19513]      do_syscall_64+0xc6/0x1e0
[ 7760.208186][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7760.208186][T19513] 
[ 7770.447146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7770.447629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7770.447629][T19513]      netdev_get_by_index+0x5e/0x80
[ 7770.447629][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7770.447629][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7770.447629][T19513]      ip6_route_add+0x1c/0x140
[ 7770.447629][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7770.447629][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7770.447629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7770.447629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7770.447629][T19513]      netlink_rcv_skb+0x130/0x360
[ 7770.447629][T19513]      netlink_unicast+0x449/0x710
[ 7770.447629][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7770.447629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7770.447629][T19513]      ___sys_sendmsg+0xee/0x170
[ 7770.447629][T19513]      __sys_sendmsg+0xcd/0x170
[ 7770.447629][T19513]      do_syscall_64+0xc6/0x1e0
[ 7770.447629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7770.447629][T19513] 
[ 7770.449883][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7770.449883][T19513]      netdev_get_by_index+0x5e/0x80
[ 7770.449883][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7770.449883][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7770.449883][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7770.449883][T19513]      ipv6_add_addr+0x411/0x2000
[ 7770.449883][T19513]      inet6_addr_add+0x30e/0xa40
[ 7770.449883][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7770.449883][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7770.449883][T19513]      netlink_rcv_skb+0x130/0x360
[ 7770.449883][T19513]      netlink_unicast+0x449/0x710
[ 7770.449883][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7770.449883][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7770.449883][T19513]      ___sys_sendmsg+0xee/0x170
[ 7770.449883][T19513]      __sys_sendmsg+0xcd/0x170
[ 7770.449883][T19513]      do_syscall_64+0xc6/0x1e0
[ 7770.449883][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7770.449883][T19513] 
[ 7770.452143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7770.452143][T19513]      netdev_get_by_index+0x5e/0x80
[ 7770.452143][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7770.452143][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7770.452143][T19513]      ip6_route_add+0x1c/0x140
[ 7770.452143][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7770.452143][T19513]      addrconf_add_dev+0xe2/0x170
[ 7770.452143][T19513]      inet6_addr_add+0x12f/0xa40
[ 7770.452143][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7770.452143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7770.452143][T19513]      netlink_rcv_skb+0x130/0x360
[ 7770.452143][T19513]      netlink_unicast+0x449/0x710
[ 7770.452143][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7770.452143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7770.452143][T19513]      ___sys_sendmsg+0xee/0x170
[ 7770.452143][T19513]      __sys_sendmsg+0xcd/0x170
[ 7770.452143][T19513]      do_syscall_64+0xc6/0x1e0
[ 7770.452143][T19513] 
[ 7770.454337][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7770.454337][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7770.454337][T19513]      ipv6_find_idev+0x102/0x170
[ 7770.454337][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7770.454337][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7770.454337][T19513]      netlink_rcv_skb+0x130/0x360
[ 7770.454337][T19513]      netlink_unicast+0x449/0x710
[ 7770.454337][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7770.454337][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7770.454337][T19513]      ___sys_sendmsg+0xee/0x170
[ 7770.454337][T19513]      __sys_sendmsg+0xcd/0x170
[ 7770.454337][T19513]      do_syscall_64+0xc6/0x1e0
[ 7770.454337][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7770.454337][T19513] 
[ 7770.456056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7770.456056][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7770.456056][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7770.456056][T19513]      ipv6_find_idev+0x102/0x170
[ 7770.456056][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7770.456056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7770.456056][T19513]      netlink_rcv_skb+0x130/0x360
[ 7770.456056][T19513]      netlink_unicast+0x449/0x710
[ 7770.456056][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7770.456056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7770.456056][T19513]      ___sys_sendmsg+0xee/0x170
[ 7770.456056][T19513]      __sys_sendmsg+0xcd/0x170
[ 7770.456056][T19513]      do_syscall_64+0xc6/0x1e0
[ 7770.456056][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7770.456056][T19513] 
[ 7780.695160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7780.695642][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7780.695642][T19513]      netdev_get_by_index+0x5e/0x80
[ 7780.695642][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7780.695642][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7780.695642][T19513]      ip6_route_add+0x1c/0x140
[ 7780.695642][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7780.695642][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7780.695642][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7780.695642][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7780.695642][T19513]      netlink_rcv_skb+0x130/0x360
[ 7780.695642][T19513]      netlink_unicast+0x449/0x710
[ 7780.695642][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7780.695642][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7780.695642][T19513]      ___sys_sendmsg+0xee/0x170
[ 7780.695642][T19513]      __sys_sendmsg+0xcd/0x170
[ 7780.695642][T19513]      do_syscall_64+0xc6/0x1e0
[ 7780.695642][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7780.695642][T19513] 
[ 7780.697912][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7780.697912][T19513]      netdev_get_by_index+0x5e/0x80
[ 7780.697912][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7780.697912][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7780.697912][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7780.697912][T19513]      ipv6_add_addr+0x411/0x2000
[ 7780.697912][T19513]      inet6_addr_add+0x30e/0xa40
[ 7780.697912][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7780.697912][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7780.697912][T19513]      netlink_rcv_skb+0x130/0x360
[ 7780.697912][T19513]      netlink_unicast+0x449/0x710
[ 7780.697912][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7780.697912][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7780.697912][T19513]      ___sys_sendmsg+0xee/0x170
[ 7780.697912][T19513]      __sys_sendmsg+0xcd/0x170
[ 7780.697912][T19513]      do_syscall_64+0xc6/0x1e0
[ 7780.697912][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7780.697912][T19513] 
[ 7780.700149][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7780.700149][T19513]      netdev_get_by_index+0x5e/0x80
[ 7780.700149][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7780.700149][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7780.700149][T19513]      ip6_route_add+0x1c/0x140
[ 7780.700149][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7780.700149][T19513]      addrconf_add_dev+0xe2/0x170
[ 7780.700149][T19513]      inet6_addr_add+0x12f/0xa40
[ 7780.700149][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7780.700149][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7780.700149][T19513]      netlink_rcv_skb+0x130/0x360
[ 7780.700149][T19513]      netlink_unicast+0x449/0x710
[ 7780.700149][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7780.700149][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7780.700149][T19513]      ___sys_sendmsg+0xee/0x170
[ 7780.700149][T19513]      __sys_sendmsg+0xcd/0x170
[ 7780.700149][T19513]      do_syscall_64+0xc6/0x1e0
[ 7780.700149][T19513] 
[ 7780.702366][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7780.702366][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7780.702366][T19513]      ipv6_find_idev+0x102/0x170
[ 7780.702366][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7780.702366][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7780.702366][T19513]      netlink_rcv_skb+0x130/0x360
[ 7780.702366][T19513]      netlink_unicast+0x449/0x710
[ 7780.702366][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7780.702366][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7780.702366][T19513]      ___sys_sendmsg+0xee/0x170
[ 7780.702366][T19513]      __sys_sendmsg+0xcd/0x170
[ 7780.702366][T19513]      do_syscall_64+0xc6/0x1e0
[ 7780.702366][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7780.702366][T19513] 
[ 7780.704086][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7780.704086][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7780.704086][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7780.704086][T19513]      ipv6_find_idev+0x102/0x170
[ 7780.704086][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7780.704086][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7780.704086][T19513]      netlink_rcv_skb+0x130/0x360
[ 7780.704086][T19513]      netlink_unicast+0x449/0x710
[ 7780.704086][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7780.704086][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7780.704086][T19513]      ___sys_sendmsg+0xee/0x170
[ 7780.704086][T19513]      __sys_sendmsg+0xcd/0x170
[ 7780.704086][T19513]      do_syscall_64+0xc6/0x1e0
[ 7780.704086][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7780.704086][T19513] 
[ 7790.943162][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7790.943640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7790.943640][T19513]      netdev_get_by_index+0x5e/0x80
[ 7790.943640][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7790.943640][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7790.943640][T19513]      ip6_route_add+0x1c/0x140
[ 7790.943640][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7790.943640][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7790.943640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7790.943640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7790.943640][T19513]      netlink_rcv_skb+0x130/0x360
[ 7790.943640][T19513]      netlink_unicast+0x449/0x710
[ 7790.943640][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7790.943640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7790.943640][T19513]      ___sys_sendmsg+0xee/0x170
[ 7790.943640][T19513]      __sys_sendmsg+0xcd/0x170
[ 7790.943640][T19513]      do_syscall_64+0xc6/0x1e0
[ 7790.943640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7790.943640][T19513] 
[ 7790.945908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7790.945908][T19513]      netdev_get_by_index+0x5e/0x80
[ 7790.945908][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7790.945908][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7790.945908][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7790.945908][T19513]      ipv6_add_addr+0x411/0x2000
[ 7790.945908][T19513]      inet6_addr_add+0x30e/0xa40
[ 7790.945908][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7790.945908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7790.945908][T19513]      netlink_rcv_skb+0x130/0x360
[ 7790.945908][T19513]      netlink_unicast+0x449/0x710
[ 7790.945908][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7790.945908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7790.945908][T19513]      ___sys_sendmsg+0xee/0x170
[ 7790.945908][T19513]      __sys_sendmsg+0xcd/0x170
[ 7790.945908][T19513]      do_syscall_64+0xc6/0x1e0
[ 7790.945908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7790.945908][T19513] 
[ 7790.948142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7790.948142][T19513]      netdev_get_by_index+0x5e/0x80
[ 7790.948142][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7790.948142][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7790.948142][T19513]      ip6_route_add+0x1c/0x140
[ 7790.948142][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7790.948142][T19513]      addrconf_add_dev+0xe2/0x170
[ 7790.948142][T19513]      inet6_addr_add+0x12f/0xa40
[ 7790.948142][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7790.948142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7790.948142][T19513]      netlink_rcv_skb+0x130/0x360
[ 7790.948142][T19513]      netlink_unicast+0x449/0x710
[ 7790.948142][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7790.948142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7790.948142][T19513]      ___sys_sendmsg+0xee/0x170
[ 7790.948142][T19513]      __sys_sendmsg+0xcd/0x170
[ 7790.948142][T19513]      do_syscall_64+0xc6/0x1e0
[ 7790.948142][T19513] 
[ 7790.950465][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7790.950465][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7790.950465][T19513]      ipv6_find_idev+0x102/0x170
[ 7790.950465][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7790.950465][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7790.950465][T19513]      netlink_rcv_skb+0x130/0x360
[ 7790.950465][T19513]      netlink_unicast+0x449/0x710
[ 7790.950465][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7790.950465][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7790.950465][T19513]      ___sys_sendmsg+0xee/0x170
[ 7790.950465][T19513]      __sys_sendmsg+0xcd/0x170
[ 7790.950465][T19513]      do_syscall_64+0xc6/0x1e0
[ 7790.950465][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7790.950465][T19513] 
[ 7790.952192][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7790.952192][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7790.952192][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7790.952192][T19513]      ipv6_find_idev+0x102/0x170
[ 7790.952192][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7790.952192][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7790.952192][T19513]      netlink_rcv_skb+0x130/0x360
[ 7790.952192][T19513]      netlink_unicast+0x449/0x710
[ 7790.952192][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7790.952192][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7790.952192][T19513]      ___sys_sendmsg+0xee/0x170
[ 7790.952192][T19513]      __sys_sendmsg+0xcd/0x170
[ 7790.952192][T19513]      do_syscall_64+0xc6/0x1e0
[ 7790.952192][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7790.952192][T19513] 
[ 7801.183140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7801.183602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7801.183602][T19513]      netdev_get_by_index+0x5e/0x80
[ 7801.183602][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7801.183602][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7801.183602][T19513]      ip6_route_add+0x1c/0x140
[ 7801.183602][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7801.183602][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7801.183602][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7801.183602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7801.183602][T19513]      netlink_rcv_skb+0x130/0x360
[ 7801.183602][T19513]      netlink_unicast+0x449/0x710
[ 7801.183602][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7801.183602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7801.183602][T19513]      ___sys_sendmsg+0xee/0x170
[ 7801.183602][T19513]      __sys_sendmsg+0xcd/0x170
[ 7801.183602][T19513]      do_syscall_64+0xc6/0x1e0
[ 7801.183602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7801.183602][T19513] 
[ 7801.185842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7801.185842][T19513]      netdev_get_by_index+0x5e/0x80
[ 7801.185842][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7801.185842][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7801.185842][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7801.185842][T19513]      ipv6_add_addr+0x411/0x2000
[ 7801.185842][T19513]      inet6_addr_add+0x30e/0xa40
[ 7801.185842][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7801.185842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7801.185842][T19513]      netlink_rcv_skb+0x130/0x360
[ 7801.185842][T19513]      netlink_unicast+0x449/0x710
[ 7801.185842][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7801.185842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7801.185842][T19513]      ___sys_sendmsg+0xee/0x170
[ 7801.185842][T19513]      __sys_sendmsg+0xcd/0x170
[ 7801.185842][T19513]      do_syscall_64+0xc6/0x1e0
[ 7801.185842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7801.185842][T19513] 
[ 7801.188047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7801.188047][T19513]      netdev_get_by_index+0x5e/0x80
[ 7801.188047][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7801.188047][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7801.188047][T19513]      ip6_route_add+0x1c/0x140
[ 7801.188047][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7801.188047][T19513]      addrconf_add_dev+0xe2/0x170
[ 7801.188047][T19513]      inet6_addr_add+0x12f/0xa40
[ 7801.188047][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7801.188047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7801.188047][T19513]      netlink_rcv_skb+0x130/0x360
[ 7801.188047][T19513]      netlink_unicast+0x449/0x710
[ 7801.188047][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7801.188047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7801.188047][T19513]      ___sys_sendmsg+0xee/0x170
[ 7801.188047][T19513]      __sys_sendmsg+0xcd/0x170
[ 7801.188047][T19513]      do_syscall_64+0xc6/0x1e0
[ 7801.188047][T19513] 
[ 7801.190216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7801.190216][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7801.190216][T19513]      ipv6_find_idev+0x102/0x170
[ 7801.190216][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7801.190216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7801.190216][T19513]      netlink_rcv_skb+0x130/0x360
[ 7801.190216][T19513]      netlink_unicast+0x449/0x710
[ 7801.190216][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7801.190216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7801.190216][T19513]      ___sys_sendmsg+0xee/0x170
[ 7801.190216][T19513]      __sys_sendmsg+0xcd/0x170
[ 7801.190216][T19513]      do_syscall_64+0xc6/0x1e0
[ 7801.190216][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7801.190216][T19513] 
[ 7801.191926][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7801.191926][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7801.191926][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7801.191926][T19513]      ipv6_find_idev+0x102/0x170
[ 7801.191926][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7801.191926][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7801.191926][T19513]      netlink_rcv_skb+0x130/0x360
[ 7801.191926][T19513]      netlink_unicast+0x449/0x710
[ 7801.191926][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7801.191926][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7801.191926][T19513]      ___sys_sendmsg+0xee/0x170
[ 7801.191926][T19513]      __sys_sendmsg+0xcd/0x170
[ 7801.191926][T19513]      do_syscall_64+0xc6/0x1e0
[ 7801.191926][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7801.191926][T19513] 
[ 7811.431162][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7811.431644][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7811.431644][T19513]      netdev_get_by_index+0x5e/0x80
[ 7811.431644][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7811.431644][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7811.431644][T19513]      ip6_route_add+0x1c/0x140
[ 7811.431644][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7811.431644][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7811.431644][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7811.431644][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7811.431644][T19513]      netlink_rcv_skb+0x130/0x360
[ 7811.431644][T19513]      netlink_unicast+0x449/0x710
[ 7811.431644][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7811.431644][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7811.431644][T19513]      ___sys_sendmsg+0xee/0x170
[ 7811.431644][T19513]      __sys_sendmsg+0xcd/0x170
[ 7811.431644][T19513]      do_syscall_64+0xc6/0x1e0
[ 7811.431644][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7811.431644][T19513] 
[ 7811.433871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7811.433871][T19513]      netdev_get_by_index+0x5e/0x80
[ 7811.433871][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7811.433871][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7811.433871][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7811.433871][T19513]      ipv6_add_addr+0x411/0x2000
[ 7811.433871][T19513]      inet6_addr_add+0x30e/0xa40
[ 7811.433871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7811.433871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7811.433871][T19513]      netlink_rcv_skb+0x130/0x360
[ 7811.433871][T19513]      netlink_unicast+0x449/0x710
[ 7811.433871][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7811.433871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7811.433871][T19513]      ___sys_sendmsg+0xee/0x170
[ 7811.433871][T19513]      __sys_sendmsg+0xcd/0x170
[ 7811.433871][T19513]      do_syscall_64+0xc6/0x1e0
[ 7811.433871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7811.433871][T19513] 
[ 7811.436074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7811.436074][T19513]      netdev_get_by_index+0x5e/0x80
[ 7811.436074][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7811.436074][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7811.436074][T19513]      ip6_route_add+0x1c/0x140
[ 7811.436074][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7811.436074][T19513]      addrconf_add_dev+0xe2/0x170
[ 7811.436074][T19513]      inet6_addr_add+0x12f/0xa40
[ 7811.436074][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7811.436074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7811.436074][T19513]      netlink_rcv_skb+0x130/0x360
[ 7811.436074][T19513]      netlink_unicast+0x449/0x710
[ 7811.436074][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7811.436074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7811.436074][T19513]      ___sys_sendmsg+0xee/0x170
[ 7811.436074][T19513]      __sys_sendmsg+0xcd/0x170
[ 7811.436074][T19513]      do_syscall_64+0xc6/0x1e0
[ 7811.436074][T19513] 
[ 7811.438241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7811.438241][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7811.438241][T19513]      ipv6_find_idev+0x102/0x170
[ 7811.438241][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7811.438241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7811.438241][T19513]      netlink_rcv_skb+0x130/0x360
[ 7811.438241][T19513]      netlink_unicast+0x449/0x710
[ 7811.438241][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7811.438241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7811.438241][T19513]      ___sys_sendmsg+0xee/0x170
[ 7811.438241][T19513]      __sys_sendmsg+0xcd/0x170
[ 7811.438241][T19513]      do_syscall_64+0xc6/0x1e0
[ 7811.438241][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7811.438241][T19513] 
[ 7811.439937][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7811.439937][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7811.439937][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7811.439937][T19513]      ipv6_find_idev+0x102/0x170
[ 7811.439937][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7811.439937][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7811.439937][T19513]      netlink_rcv_skb+0x130/0x360
[ 7811.439937][T19513]      netlink_unicast+0x449/0x710
[ 7811.439937][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7811.439937][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7811.439937][T19513]      ___sys_sendmsg+0xee/0x170
[ 7811.439937][T19513]      __sys_sendmsg+0xcd/0x170
[ 7811.439937][T19513]      do_syscall_64+0xc6/0x1e0
[ 7811.439937][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7811.439937][T19513] 
[ 7821.679185][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7821.679661][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7821.679661][T19513]      netdev_get_by_index+0x5e/0x80
[ 7821.679661][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7821.679661][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7821.679661][T19513]      ip6_route_add+0x1c/0x140
[ 7821.679661][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7821.679661][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7821.679661][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7821.679661][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7821.679661][T19513]      netlink_rcv_skb+0x130/0x360
[ 7821.679661][T19513]      netlink_unicast+0x449/0x710
[ 7821.679661][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7821.679661][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7821.679661][T19513]      ___sys_sendmsg+0xee/0x170
[ 7821.679661][T19513]      __sys_sendmsg+0xcd/0x170
[ 7821.679661][T19513]      do_syscall_64+0xc6/0x1e0
[ 7821.679661][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7821.679661][T19513] 
[ 7821.681936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7821.681936][T19513]      netdev_get_by_index+0x5e/0x80
[ 7821.681936][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7821.681936][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7821.681936][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7821.681936][T19513]      ipv6_add_addr+0x411/0x2000
[ 7821.681936][T19513]      inet6_addr_add+0x30e/0xa40
[ 7821.681936][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7821.681936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7821.681936][T19513]      netlink_rcv_skb+0x130/0x360
[ 7821.681936][T19513]      netlink_unicast+0x449/0x710
[ 7821.681936][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7821.681936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7821.681936][T19513]      ___sys_sendmsg+0xee/0x170
[ 7821.681936][T19513]      __sys_sendmsg+0xcd/0x170
[ 7821.681936][T19513]      do_syscall_64+0xc6/0x1e0
[ 7821.681936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7821.681936][T19513] 
[ 7821.684167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7821.684167][T19513]      netdev_get_by_index+0x5e/0x80
[ 7821.684167][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7821.684167][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7821.684167][T19513]      ip6_route_add+0x1c/0x140
[ 7821.684167][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7821.684167][T19513]      addrconf_add_dev+0xe2/0x170
[ 7821.684167][T19513]      inet6_addr_add+0x12f/0xa40
[ 7821.684167][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7821.684167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7821.684167][T19513]      netlink_rcv_skb+0x130/0x360
[ 7821.684167][T19513]      netlink_unicast+0x449/0x710
[ 7821.684167][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7821.684167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7821.684167][T19513]      ___sys_sendmsg+0xee/0x170
[ 7821.684167][T19513]      __sys_sendmsg+0xcd/0x170
[ 7821.684167][T19513]      do_syscall_64+0xc6/0x1e0
[ 7821.684167][T19513] 
[ 7821.686360][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7821.686360][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7821.686360][T19513]      ipv6_find_idev+0x102/0x170
[ 7821.686360][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7821.686360][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7821.686360][T19513]      netlink_rcv_skb+0x130/0x360
[ 7821.686360][T19513]      netlink_unicast+0x449/0x710
[ 7821.686360][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7821.686360][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7821.686360][T19513]      ___sys_sendmsg+0xee/0x170
[ 7821.686360][T19513]      __sys_sendmsg+0xcd/0x170
[ 7821.686360][T19513]      do_syscall_64+0xc6/0x1e0
[ 7821.686360][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7821.686360][T19513] 
[ 7821.688075][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7821.688075][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7821.688075][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7821.688075][T19513]      ipv6_find_idev+0x102/0x170
[ 7821.688075][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7821.688075][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7821.688075][T19513]      netlink_rcv_skb+0x130/0x360
[ 7821.688075][T19513]      netlink_unicast+0x449/0x710
[ 7821.688075][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7821.688075][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7821.688075][T19513]      ___sys_sendmsg+0xee/0x170
[ 7821.688075][T19513]      __sys_sendmsg+0xcd/0x170
[ 7821.688075][T19513]      do_syscall_64+0xc6/0x1e0
[ 7821.688075][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7821.688075][T19513] 
[ 7831.927134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7831.927614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7831.927614][T19513]      netdev_get_by_index+0x5e/0x80
[ 7831.927614][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7831.927614][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7831.927614][T19513]      ip6_route_add+0x1c/0x140
[ 7831.927614][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7831.927614][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7831.927614][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7831.927614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7831.927614][T19513]      netlink_rcv_skb+0x130/0x360
[ 7831.927614][T19513]      netlink_unicast+0x449/0x710
[ 7831.927614][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7831.927614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7831.927614][T19513]      ___sys_sendmsg+0xee/0x170
[ 7831.927614][T19513]      __sys_sendmsg+0xcd/0x170
[ 7831.927614][T19513]      do_syscall_64+0xc6/0x1e0
[ 7831.927614][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7831.927614][T19513] 
[ 7831.929878][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7831.929878][T19513]      netdev_get_by_index+0x5e/0x80
[ 7831.929878][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7831.929878][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7831.929878][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7831.929878][T19513]      ipv6_add_addr+0x411/0x2000
[ 7831.929878][T19513]      inet6_addr_add+0x30e/0xa40
[ 7831.929878][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7831.929878][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7831.929878][T19513]      netlink_rcv_skb+0x130/0x360
[ 7831.929878][T19513]      netlink_unicast+0x449/0x710
[ 7831.929878][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7831.929878][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7831.929878][T19513]      ___sys_sendmsg+0xee/0x170
[ 7831.929878][T19513]      __sys_sendmsg+0xcd/0x170
[ 7831.929878][T19513]      do_syscall_64+0xc6/0x1e0
[ 7831.929878][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7831.929878][T19513] 
[ 7831.932122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7831.932122][T19513]      netdev_get_by_index+0x5e/0x80
[ 7831.932122][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7831.932122][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7831.932122][T19513]      ip6_route_add+0x1c/0x140
[ 7831.932122][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7831.932122][T19513]      addrconf_add_dev+0xe2/0x170
[ 7831.932122][T19513]      inet6_addr_add+0x12f/0xa40
[ 7831.932122][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7831.932122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7831.932122][T19513]      netlink_rcv_skb+0x130/0x360
[ 7831.932122][T19513]      netlink_unicast+0x449/0x710
[ 7831.932122][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7831.932122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7831.932122][T19513]      ___sys_sendmsg+0xee/0x170
[ 7831.932122][T19513]      __sys_sendmsg+0xcd/0x170
[ 7831.932122][T19513]      do_syscall_64+0xc6/0x1e0
[ 7831.932122][T19513] 
[ 7831.934315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7831.934315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7831.934315][T19513]      ipv6_find_idev+0x102/0x170
[ 7831.934315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7831.934315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7831.934315][T19513]      netlink_rcv_skb+0x130/0x360
[ 7831.934315][T19513]      netlink_unicast+0x449/0x710
[ 7831.934315][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7831.934315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7831.934315][T19513]      ___sys_sendmsg+0xee/0x170
[ 7831.934315][T19513]      __sys_sendmsg+0xcd/0x170
[ 7831.934315][T19513]      do_syscall_64+0xc6/0x1e0
[ 7831.934315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7831.934315][T19513] 
[ 7831.936026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7831.936026][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7831.936026][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7831.936026][T19513]      ipv6_find_idev+0x102/0x170
[ 7831.936026][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7831.936026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7831.936026][T19513]      netlink_rcv_skb+0x130/0x360
[ 7831.936026][T19513]      netlink_unicast+0x449/0x710
[ 7831.936026][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7831.936026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7831.936026][T19513]      ___sys_sendmsg+0xee/0x170
[ 7831.936026][T19513]      __sys_sendmsg+0xcd/0x170
[ 7831.936026][T19513]      do_syscall_64+0xc6/0x1e0
[ 7831.936026][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7831.936026][T19513] 
[ 7842.095244][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7842.095671][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7842.095671][T19513]      netdev_get_by_index+0x5e/0x80
[ 7842.095671][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7842.095671][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7842.095671][T19513]      ip6_route_add+0x1c/0x140
[ 7842.095671][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7842.095671][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7842.095671][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7842.095671][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7842.095671][T19513]      netlink_rcv_skb+0x130/0x360
[ 7842.095671][T19513]      netlink_unicast+0x449/0x710
[ 7842.095671][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7842.095671][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7842.095671][T19513]      ___sys_sendmsg+0xee/0x170
[ 7842.095671][T19513]      __sys_sendmsg+0xcd/0x170
[ 7842.095671][T19513]      do_syscall_64+0xc6/0x1e0
[ 7842.095671][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7842.095671][T19513] 
[ 7842.097932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7842.097932][T19513]      netdev_get_by_index+0x5e/0x80
[ 7842.097932][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7842.097932][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7842.097932][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7842.097932][T19513]      ipv6_add_addr+0x411/0x2000
[ 7842.097932][T19513]      inet6_addr_add+0x30e/0xa40
[ 7842.097932][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7842.097932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7842.097932][T19513]      netlink_rcv_skb+0x130/0x360
[ 7842.097932][T19513]      netlink_unicast+0x449/0x710
[ 7842.097932][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7842.097932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7842.097932][T19513]      ___sys_sendmsg+0xee/0x170
[ 7842.097932][T19513]      __sys_sendmsg+0xcd/0x170
[ 7842.097932][T19513]      do_syscall_64+0xc6/0x1e0
[ 7842.097932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7842.097932][T19513] 
[ 7842.100194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7842.100194][T19513]      netdev_get_by_index+0x5e/0x80
[ 7842.100194][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7842.100194][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7842.100194][T19513]      ip6_route_add+0x1c/0x140
[ 7842.100194][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7842.100194][T19513]      addrconf_add_dev+0xe2/0x170
[ 7842.100194][T19513]      inet6_addr_add+0x12f/0xa40
[ 7842.100194][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7842.100194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7842.100194][T19513]      netlink_rcv_skb+0x130/0x360
[ 7842.100194][T19513]      netlink_unicast+0x449/0x710
[ 7842.100194][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7842.100194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7842.100194][T19513]      ___sys_sendmsg+0xee/0x170
[ 7842.100194][T19513]      __sys_sendmsg+0xcd/0x170
[ 7842.100194][T19513]      do_syscall_64+0xc6/0x1e0
[ 7842.100194][T19513] 
[ 7842.102427][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7842.102427][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7842.102427][T19513]      ipv6_find_idev+0x102/0x170
[ 7842.102427][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7842.102427][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7842.102427][T19513]      netlink_rcv_skb+0x130/0x360
[ 7842.102427][T19513]      netlink_unicast+0x449/0x710
[ 7842.102427][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7842.102427][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7842.102427][T19513]      ___sys_sendmsg+0xee/0x170
[ 7842.102427][T19513]      __sys_sendmsg+0xcd/0x170
[ 7842.102427][T19513]      do_syscall_64+0xc6/0x1e0
[ 7842.102427][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7842.102427][T19513] 
[ 7842.104167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7842.104167][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7842.104167][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7842.104167][T19513]      ipv6_find_idev+0x102/0x170
[ 7842.104167][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7842.104167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7842.104167][T19513]      netlink_rcv_skb+0x130/0x360
[ 7842.104167][T19513]      netlink_unicast+0x449/0x710
[ 7842.104167][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7842.104167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7842.104167][T19513]      ___sys_sendmsg+0xee/0x170
[ 7842.104167][T19513]      __sys_sendmsg+0xcd/0x170
[ 7842.104167][T19513]      do_syscall_64+0xc6/0x1e0
[ 7842.104167][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7842.104167][T19513] 
[ 7852.343188][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7852.343617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7852.343617][T19513]      netdev_get_by_index+0x5e/0x80
[ 7852.343617][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7852.343617][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7852.343617][T19513]      ip6_route_add+0x1c/0x140
[ 7852.343617][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7852.343617][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7852.343617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7852.343617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7852.343617][T19513]      netlink_rcv_skb+0x130/0x360
[ 7852.343617][T19513]      netlink_unicast+0x449/0x710
[ 7852.343617][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7852.343617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7852.343617][T19513]      ___sys_sendmsg+0xee/0x170
[ 7852.343617][T19513]      __sys_sendmsg+0xcd/0x170
[ 7852.343617][T19513]      do_syscall_64+0xc6/0x1e0
[ 7852.343617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7852.343617][T19513] 
[ 7852.345868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7852.345868][T19513]      netdev_get_by_index+0x5e/0x80
[ 7852.345868][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7852.345868][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7852.345868][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7852.345868][T19513]      ipv6_add_addr+0x411/0x2000
[ 7852.345868][T19513]      inet6_addr_add+0x30e/0xa40
[ 7852.345868][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7852.345868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7852.345868][T19513]      netlink_rcv_skb+0x130/0x360
[ 7852.345868][T19513]      netlink_unicast+0x449/0x710
[ 7852.345868][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7852.345868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7852.345868][T19513]      ___sys_sendmsg+0xee/0x170
[ 7852.345868][T19513]      __sys_sendmsg+0xcd/0x170
[ 7852.345868][T19513]      do_syscall_64+0xc6/0x1e0
[ 7852.345868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7852.345868][T19513] 
[ 7852.348093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7852.348093][T19513]      netdev_get_by_index+0x5e/0x80
[ 7852.348093][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7852.348093][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7852.348093][T19513]      ip6_route_add+0x1c/0x140
[ 7852.348093][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7852.348093][T19513]      addrconf_add_dev+0xe2/0x170
[ 7852.348093][T19513]      inet6_addr_add+0x12f/0xa40
[ 7852.348093][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7852.348093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7852.348093][T19513]      netlink_rcv_skb+0x130/0x360
[ 7852.348093][T19513]      netlink_unicast+0x449/0x710
[ 7852.348093][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7852.348093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7852.348093][T19513]      ___sys_sendmsg+0xee/0x170
[ 7852.348093][T19513]      __sys_sendmsg+0xcd/0x170
[ 7852.348093][T19513]      do_syscall_64+0xc6/0x1e0
[ 7852.348093][T19513] 
[ 7852.350283][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7852.350283][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7852.350283][T19513]      ipv6_find_idev+0x102/0x170
[ 7852.350283][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7852.350283][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7852.350283][T19513]      netlink_rcv_skb+0x130/0x360
[ 7852.350283][T19513]      netlink_unicast+0x449/0x710
[ 7852.350283][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7852.350283][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7852.350283][T19513]      ___sys_sendmsg+0xee/0x170
[ 7852.350283][T19513]      __sys_sendmsg+0xcd/0x170
[ 7852.350283][T19513]      do_syscall_64+0xc6/0x1e0
[ 7852.350283][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7852.350283][T19513] 
[ 7852.352039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7852.352039][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7852.352039][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7852.352039][T19513]      ipv6_find_idev+0x102/0x170
[ 7852.352039][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7852.352039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7852.352039][T19513]      netlink_rcv_skb+0x130/0x360
[ 7852.352039][T19513]      netlink_unicast+0x449/0x710
[ 7852.352039][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7852.352039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7852.352039][T19513]      ___sys_sendmsg+0xee/0x170
[ 7852.352039][T19513]      __sys_sendmsg+0xcd/0x170
[ 7852.352039][T19513]      do_syscall_64+0xc6/0x1e0
[ 7852.352039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7852.352039][T19513] 
[ 7862.591083][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7862.591480][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7862.591480][T19513]      netdev_get_by_index+0x5e/0x80
[ 7862.591480][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7862.591480][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7862.591480][T19513]      ip6_route_add+0x1c/0x140
[ 7862.591480][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7862.591480][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7862.591480][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7862.591480][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7862.591480][T19513]      netlink_rcv_skb+0x130/0x360
[ 7862.591480][T19513]      netlink_unicast+0x449/0x710
[ 7862.591480][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7862.591480][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7862.591480][T19513]      ___sys_sendmsg+0xee/0x170
[ 7862.591480][T19513]      __sys_sendmsg+0xcd/0x170
[ 7862.591480][T19513]      do_syscall_64+0xc6/0x1e0
[ 7862.591480][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7862.591480][T19513] 
[ 7862.593728][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7862.593728][T19513]      netdev_get_by_index+0x5e/0x80
[ 7862.593728][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7862.593728][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7862.593728][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7862.593728][T19513]      ipv6_add_addr+0x411/0x2000
[ 7862.593728][T19513]      inet6_addr_add+0x30e/0xa40
[ 7862.593728][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7862.593728][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7862.593728][T19513]      netlink_rcv_skb+0x130/0x360
[ 7862.593728][T19513]      netlink_unicast+0x449/0x710
[ 7862.593728][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7862.593728][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7862.593728][T19513]      ___sys_sendmsg+0xee/0x170
[ 7862.593728][T19513]      __sys_sendmsg+0xcd/0x170
[ 7862.593728][T19513]      do_syscall_64+0xc6/0x1e0
[ 7862.593728][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7862.593728][T19513] 
[ 7862.595936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7862.595936][T19513]      netdev_get_by_index+0x5e/0x80
[ 7862.595936][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7862.595936][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7862.595936][T19513]      ip6_route_add+0x1c/0x140
[ 7862.595936][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7862.595936][T19513]      addrconf_add_dev+0xe2/0x170
[ 7862.595936][T19513]      inet6_addr_add+0x12f/0xa40
[ 7862.595936][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7862.595936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7862.595936][T19513]      netlink_rcv_skb+0x130/0x360
[ 7862.595936][T19513]      netlink_unicast+0x449/0x710
[ 7862.595936][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7862.595936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7862.595936][T19513]      ___sys_sendmsg+0xee/0x170
[ 7862.595936][T19513]      __sys_sendmsg+0xcd/0x170
[ 7862.595936][T19513]      do_syscall_64+0xc6/0x1e0
[ 7862.595936][T19513] 
[ 7862.598111][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7862.598111][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7862.598111][T19513]      ipv6_find_idev+0x102/0x170
[ 7862.598111][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7862.598111][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7862.598111][T19513]      netlink_rcv_skb+0x130/0x360
[ 7862.598111][T19513]      netlink_unicast+0x449/0x710
[ 7862.598111][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7862.598111][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7862.598111][T19513]      ___sys_sendmsg+0xee/0x170
[ 7862.598111][T19513]      __sys_sendmsg+0xcd/0x170
[ 7862.598111][T19513]      do_syscall_64+0xc6/0x1e0
[ 7862.598111][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7862.598111][T19513] 
[ 7862.599816][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7862.599816][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7862.599816][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7862.599816][T19513]      ipv6_find_idev+0x102/0x170
[ 7862.599816][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7862.599816][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7862.599816][T19513]      netlink_rcv_skb+0x130/0x360
[ 7862.599816][T19513]      netlink_unicast+0x449/0x710
[ 7862.599816][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7862.599816][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7862.599816][T19513]      ___sys_sendmsg+0xee/0x170
[ 7862.599816][T19513]      __sys_sendmsg+0xcd/0x170
[ 7862.599816][T19513]      do_syscall_64+0xc6/0x1e0
[ 7862.599816][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7862.599816][T19513] 
[ 7872.839136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7872.839521][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7872.839521][T19513]      netdev_get_by_index+0x5e/0x80
[ 7872.839521][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7872.839521][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7872.839521][T19513]      ip6_route_add+0x1c/0x140
[ 7872.839521][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7872.839521][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7872.839521][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7872.839521][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7872.839521][T19513]      netlink_rcv_skb+0x130/0x360
[ 7872.839521][T19513]      netlink_unicast+0x449/0x710
[ 7872.839521][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7872.839521][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7872.839521][T19513]      ___sys_sendmsg+0xee/0x170
[ 7872.839521][T19513]      __sys_sendmsg+0xcd/0x170
[ 7872.839521][T19513]      do_syscall_64+0xc6/0x1e0
[ 7872.839521][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7872.839521][T19513] 
[ 7872.841801][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7872.841801][T19513]      netdev_get_by_index+0x5e/0x80
[ 7872.841801][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7872.841801][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7872.841801][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7872.841801][T19513]      ipv6_add_addr+0x411/0x2000
[ 7872.841801][T19513]      inet6_addr_add+0x30e/0xa40
[ 7872.841801][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7872.841801][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7872.841801][T19513]      netlink_rcv_skb+0x130/0x360
[ 7872.841801][T19513]      netlink_unicast+0x449/0x710
[ 7872.841801][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7872.841801][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7872.841801][T19513]      ___sys_sendmsg+0xee/0x170
[ 7872.841801][T19513]      __sys_sendmsg+0xcd/0x170
[ 7872.841801][T19513]      do_syscall_64+0xc6/0x1e0
[ 7872.841801][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7872.841801][T19513] 
[ 7872.844032][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7872.844032][T19513]      netdev_get_by_index+0x5e/0x80
[ 7872.844032][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7872.844032][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7872.844032][T19513]      ip6_route_add+0x1c/0x140
[ 7872.844032][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7872.844032][T19513]      addrconf_add_dev+0xe2/0x170
[ 7872.844032][T19513]      inet6_addr_add+0x12f/0xa40
[ 7872.844032][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7872.844032][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7872.844032][T19513]      netlink_rcv_skb+0x130/0x360
[ 7872.844032][T19513]      netlink_unicast+0x449/0x710
[ 7872.844032][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7872.844032][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7872.844032][T19513]      ___sys_sendmsg+0xee/0x170
[ 7872.844032][T19513]      __sys_sendmsg+0xcd/0x170
[ 7872.844032][T19513]      do_syscall_64+0xc6/0x1e0
[ 7872.844032][T19513] 
[ 7872.846217][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7872.846217][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7872.846217][T19513]      ipv6_find_idev+0x102/0x170
[ 7872.846217][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7872.846217][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7872.846217][T19513]      netlink_rcv_skb+0x130/0x360
[ 7872.846217][T19513]      netlink_unicast+0x449/0x710
[ 7872.846217][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7872.846217][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7872.846217][T19513]      ___sys_sendmsg+0xee/0x170
[ 7872.846217][T19513]      __sys_sendmsg+0xcd/0x170
[ 7872.846217][T19513]      do_syscall_64+0xc6/0x1e0
[ 7872.846217][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7872.846217][T19513] 
[ 7872.847941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7872.847941][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7872.847941][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7872.847941][T19513]      ipv6_find_idev+0x102/0x170
[ 7872.847941][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7872.847941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7872.847941][T19513]      netlink_rcv_skb+0x130/0x360
[ 7872.847941][T19513]      netlink_unicast+0x449/0x710
[ 7872.847941][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7872.847941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7872.847941][T19513]      ___sys_sendmsg+0xee/0x170
[ 7872.847941][T19513]      __sys_sendmsg+0xcd/0x170
[ 7872.847941][T19513]      do_syscall_64+0xc6/0x1e0
[ 7872.847941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7872.847941][T19513] 
[ 7882.911144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7882.911540][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7882.911540][T19513]      netdev_get_by_index+0x5e/0x80
[ 7882.911540][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7882.911540][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7882.911540][T19513]      ip6_route_add+0x1c/0x140
[ 7882.911540][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7882.911540][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7882.911540][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7882.911540][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7882.911540][T19513]      netlink_rcv_skb+0x130/0x360
[ 7882.911540][T19513]      netlink_unicast+0x449/0x710
[ 7882.911540][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7882.911540][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7882.911540][T19513]      ___sys_sendmsg+0xee/0x170
[ 7882.911540][T19513]      __sys_sendmsg+0xcd/0x170
[ 7882.911540][T19513]      do_syscall_64+0xc6/0x1e0
[ 7882.911540][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7882.911540][T19513] 
[ 7882.913817][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7882.913817][T19513]      netdev_get_by_index+0x5e/0x80
[ 7882.913817][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7882.913817][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7882.913817][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7882.913817][T19513]      ipv6_add_addr+0x411/0x2000
[ 7882.913817][T19513]      inet6_addr_add+0x30e/0xa40
[ 7882.913817][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7882.913817][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7882.913817][T19513]      netlink_rcv_skb+0x130/0x360
[ 7882.913817][T19513]      netlink_unicast+0x449/0x710
[ 7882.913817][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7882.913817][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7882.913817][T19513]      ___sys_sendmsg+0xee/0x170
[ 7882.913817][T19513]      __sys_sendmsg+0xcd/0x170
[ 7882.913817][T19513]      do_syscall_64+0xc6/0x1e0
[ 7882.913817][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7882.913817][T19513] 
[ 7882.916052][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7882.916052][T19513]      netdev_get_by_index+0x5e/0x80
[ 7882.916052][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7882.916052][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7882.916052][T19513]      ip6_route_add+0x1c/0x140
[ 7882.916052][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7882.916052][T19513]      addrconf_add_dev+0xe2/0x170
[ 7882.916052][T19513]      inet6_addr_add+0x12f/0xa40
[ 7882.916052][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7882.916052][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7882.916052][T19513]      netlink_rcv_skb+0x130/0x360
[ 7882.916052][T19513]      netlink_unicast+0x449/0x710
[ 7882.916052][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7882.916052][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7882.916052][T19513]      ___sys_sendmsg+0xee/0x170
[ 7882.916052][T19513]      __sys_sendmsg+0xcd/0x170
[ 7882.916052][T19513]      do_syscall_64+0xc6/0x1e0
[ 7882.916052][T19513] 
[ 7882.918263][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7882.918263][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7882.918263][T19513]      ipv6_find_idev+0x102/0x170
[ 7882.918263][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7882.918263][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7882.918263][T19513]      netlink_rcv_skb+0x130/0x360
[ 7882.918263][T19513]      netlink_unicast+0x449/0x710
[ 7882.918263][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7882.918263][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7882.918263][T19513]      ___sys_sendmsg+0xee/0x170
[ 7882.918263][T19513]      __sys_sendmsg+0xcd/0x170
[ 7882.918263][T19513]      do_syscall_64+0xc6/0x1e0
[ 7882.918263][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7882.918263][T19513] 
[ 7882.919956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7882.919956][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7882.919956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7882.919956][T19513]      ipv6_find_idev+0x102/0x170
[ 7882.919956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7882.919956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7882.919956][T19513]      netlink_rcv_skb+0x130/0x360
[ 7882.919956][T19513]      netlink_unicast+0x449/0x710
[ 7882.919956][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7882.919956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7882.919956][T19513]      ___sys_sendmsg+0xee/0x170
[ 7882.919956][T19513]      __sys_sendmsg+0xcd/0x170
[ 7882.919956][T19513]      do_syscall_64+0xc6/0x1e0
[ 7882.919956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7882.919956][T19513] 
[ 7892.983133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7892.983590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7892.983590][T19513]      netdev_get_by_index+0x5e/0x80
[ 7892.983590][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7892.983590][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7892.983590][T19513]      ip6_route_add+0x1c/0x140
[ 7892.983590][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7892.983590][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7892.983590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7892.983590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7892.983590][T19513]      netlink_rcv_skb+0x130/0x360
[ 7892.983590][T19513]      netlink_unicast+0x449/0x710
[ 7892.983590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7892.983590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7892.983590][T19513]      ___sys_sendmsg+0xee/0x170
[ 7892.983590][T19513]      __sys_sendmsg+0xcd/0x170
[ 7892.983590][T19513]      do_syscall_64+0xc6/0x1e0
[ 7892.983590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7892.983590][T19513] 
[ 7892.985822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7892.985822][T19513]      netdev_get_by_index+0x5e/0x80
[ 7892.985822][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7892.985822][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7892.985822][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7892.985822][T19513]      ipv6_add_addr+0x411/0x2000
[ 7892.985822][T19513]      inet6_addr_add+0x30e/0xa40
[ 7892.985822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7892.985822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7892.985822][T19513]      netlink_rcv_skb+0x130/0x360
[ 7892.985822][T19513]      netlink_unicast+0x449/0x710
[ 7892.985822][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7892.985822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7892.985822][T19513]      ___sys_sendmsg+0xee/0x170
[ 7892.985822][T19513]      __sys_sendmsg+0xcd/0x170
[ 7892.985822][T19513]      do_syscall_64+0xc6/0x1e0
[ 7892.985822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7892.985822][T19513] 
[ 7892.988025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7892.988025][T19513]      netdev_get_by_index+0x5e/0x80
[ 7892.988025][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7892.988025][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7892.988025][T19513]      ip6_route_add+0x1c/0x140
[ 7892.988025][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7892.988025][T19513]      addrconf_add_dev+0xe2/0x170
[ 7892.988025][T19513]      inet6_addr_add+0x12f/0xa40
[ 7892.988025][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7892.988025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7892.988025][T19513]      netlink_rcv_skb+0x130/0x360
[ 7892.988025][T19513]      netlink_unicast+0x449/0x710
[ 7892.988025][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7892.988025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7892.988025][T19513]      ___sys_sendmsg+0xee/0x170
[ 7892.988025][T19513]      __sys_sendmsg+0xcd/0x170
[ 7892.988025][T19513]      do_syscall_64+0xc6/0x1e0
[ 7892.988025][T19513] 
[ 7892.990185][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7892.990185][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7892.990185][T19513]      ipv6_find_idev+0x102/0x170
[ 7892.990185][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7892.990185][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7892.990185][T19513]      netlink_rcv_skb+0x130/0x360
[ 7892.990185][T19513]      netlink_unicast+0x449/0x710
[ 7892.990185][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7892.990185][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7892.990185][T19513]      ___sys_sendmsg+0xee/0x170
[ 7892.990185][T19513]      __sys_sendmsg+0xcd/0x170
[ 7892.990185][T19513]      do_syscall_64+0xc6/0x1e0
[ 7892.990185][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7892.990185][T19513] 
[ 7892.991897][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7892.991897][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7892.991897][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7892.991897][T19513]      ipv6_find_idev+0x102/0x170
[ 7892.991897][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7892.991897][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7892.991897][T19513]      netlink_rcv_skb+0x130/0x360
[ 7892.991897][T19513]      netlink_unicast+0x449/0x710
[ 7892.991897][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7892.991897][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7892.991897][T19513]      ___sys_sendmsg+0xee/0x170
[ 7892.991897][T19513]      __sys_sendmsg+0xcd/0x170
[ 7892.991897][T19513]      do_syscall_64+0xc6/0x1e0
[ 7892.991897][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7892.991897][T19513] 
[ 7903.231072][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7903.231474][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7903.231474][T19513]      netdev_get_by_index+0x5e/0x80
[ 7903.231474][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7903.231474][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7903.231474][T19513]      ip6_route_add+0x1c/0x140
[ 7903.231474][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7903.231474][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7903.231474][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7903.231474][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7903.231474][T19513]      netlink_rcv_skb+0x130/0x360
[ 7903.231474][T19513]      netlink_unicast+0x449/0x710
[ 7903.231474][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7903.231474][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7903.231474][T19513]      ___sys_sendmsg+0xee/0x170
[ 7903.231474][T19513]      __sys_sendmsg+0xcd/0x170
[ 7903.231474][T19513]      do_syscall_64+0xc6/0x1e0
[ 7903.231474][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7903.231474][T19513] 
[ 7903.234251][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7903.234251][T19513]      netdev_get_by_index+0x5e/0x80
[ 7903.234251][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7903.234251][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7903.234251][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7903.234251][T19513]      ipv6_add_addr+0x411/0x2000
[ 7903.234251][T19513]      inet6_addr_add+0x30e/0xa40
[ 7903.234251][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7903.234251][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7903.234251][T19513]      netlink_rcv_skb+0x130/0x360
[ 7903.234251][T19513]      netlink_unicast+0x449/0x710
[ 7903.234251][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7903.234251][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7903.234251][T19513]      ___sys_sendmsg+0xee/0x170
[ 7903.234251][T19513]      __sys_sendmsg+0xcd/0x170
[ 7903.234251][T19513]      do_syscall_64+0xc6/0x1e0
[ 7903.234251][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7903.234251][T19513] 
[ 7903.236484][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7903.236484][T19513]      netdev_get_by_index+0x5e/0x80
[ 7903.236484][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7903.236484][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7903.236484][T19513]      ip6_route_add+0x1c/0x140
[ 7903.236484][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7903.236484][T19513]      addrconf_add_dev+0xe2/0x170
[ 7903.236484][T19513]      inet6_addr_add+0x12f/0xa40
[ 7903.236484][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7903.236484][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7903.236484][T19513]      netlink_rcv_skb+0x130/0x360
[ 7903.236484][T19513]      netlink_unicast+0x449/0x710
[ 7903.236484][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7903.236484][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7903.236484][T19513]      ___sys_sendmsg+0xee/0x170
[ 7903.236484][T19513]      __sys_sendmsg+0xcd/0x170
[ 7903.236484][T19513]      do_syscall_64+0xc6/0x1e0
[ 7903.236484][T19513] 
[ 7903.238676][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7903.238676][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7903.238676][T19513]      ipv6_find_idev+0x102/0x170
[ 7903.238676][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7903.238676][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7903.238676][T19513]      netlink_rcv_skb+0x130/0x360
[ 7903.238676][T19513]      netlink_unicast+0x449/0x710
[ 7903.238676][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7903.238676][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7903.238676][T19513]      ___sys_sendmsg+0xee/0x170
[ 7903.238676][T19513]      __sys_sendmsg+0xcd/0x170
[ 7903.238676][T19513]      do_syscall_64+0xc6/0x1e0
[ 7903.238676][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7903.238676][T19513] 
[ 7903.240381][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7903.240381][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7903.240381][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7903.240381][T19513]      ipv6_find_idev+0x102/0x170
[ 7903.240381][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7903.240381][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7903.240381][T19513]      netlink_rcv_skb+0x130/0x360
[ 7903.240381][T19513]      netlink_unicast+0x449/0x710
[ 7903.240381][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7903.240381][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7903.240381][T19513]      ___sys_sendmsg+0xee/0x170
[ 7903.240381][T19513]      __sys_sendmsg+0xcd/0x170
[ 7903.240381][T19513]      do_syscall_64+0xc6/0x1e0
[ 7903.240381][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7903.240381][T19513] 
[ 7913.447152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7913.447579][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7913.447579][T19513]      netdev_get_by_index+0x5e/0x80
[ 7913.447579][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7913.447579][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7913.447579][T19513]      ip6_route_add+0x1c/0x140
[ 7913.447579][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7913.447579][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7913.447579][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7913.447579][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7913.447579][T19513]      netlink_rcv_skb+0x130/0x360
[ 7913.447579][T19513]      netlink_unicast+0x449/0x710
[ 7913.447579][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7913.447579][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7913.447579][T19513]      ___sys_sendmsg+0xee/0x170
[ 7913.447579][T19513]      __sys_sendmsg+0xcd/0x170
[ 7913.447579][T19513]      do_syscall_64+0xc6/0x1e0
[ 7913.447579][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7913.447579][T19513] 
[ 7913.449919][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7913.449919][T19513]      netdev_get_by_index+0x5e/0x80
[ 7913.449919][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7913.449919][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7913.449919][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7913.449919][T19513]      ipv6_add_addr+0x411/0x2000
[ 7913.449919][T19513]      inet6_addr_add+0x30e/0xa40
[ 7913.449919][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7913.449919][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7913.449919][T19513]      netlink_rcv_skb+0x130/0x360
[ 7913.449919][T19513]      netlink_unicast+0x449/0x710
[ 7913.449919][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7913.449919][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7913.449919][T19513]      ___sys_sendmsg+0xee/0x170
[ 7913.449919][T19513]      __sys_sendmsg+0xcd/0x170
[ 7913.449919][T19513]      do_syscall_64+0xc6/0x1e0
[ 7913.449919][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7913.449919][T19513] 
[ 7913.452192][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7913.452192][T19513]      netdev_get_by_index+0x5e/0x80
[ 7913.452192][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7913.452192][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7913.452192][T19513]      ip6_route_add+0x1c/0x140
[ 7913.452192][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7913.452192][T19513]      addrconf_add_dev+0xe2/0x170
[ 7913.452192][T19513]      inet6_addr_add+0x12f/0xa40
[ 7913.452192][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7913.452192][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7913.452192][T19513]      netlink_rcv_skb+0x130/0x360
[ 7913.452192][T19513]      netlink_unicast+0x449/0x710
[ 7913.452192][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7913.452192][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7913.452192][T19513]      ___sys_sendmsg+0xee/0x170
[ 7913.452192][T19513]      __sys_sendmsg+0xcd/0x170
[ 7913.452192][T19513]      do_syscall_64+0xc6/0x1e0
[ 7913.452192][T19513] 
[ 7913.454430][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7913.454430][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7913.454430][T19513]      ipv6_find_idev+0x102/0x170
[ 7913.454430][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7913.454430][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7913.454430][T19513]      netlink_rcv_skb+0x130/0x360
[ 7913.454430][T19513]      netlink_unicast+0x449/0x710
[ 7913.454430][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7913.454430][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7913.454430][T19513]      ___sys_sendmsg+0xee/0x170
[ 7913.454430][T19513]      __sys_sendmsg+0xcd/0x170
[ 7913.454430][T19513]      do_syscall_64+0xc6/0x1e0
[ 7913.454430][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7913.454430][T19513] 
[ 7913.456145][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7913.456145][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7913.456145][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7913.456145][T19513]      ipv6_find_idev+0x102/0x170
[ 7913.456145][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7913.456145][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7913.456145][T19513]      netlink_rcv_skb+0x130/0x360
[ 7913.456145][T19513]      netlink_unicast+0x449/0x710
[ 7913.456145][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7913.456145][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7913.456145][T19513]      ___sys_sendmsg+0xee/0x170
[ 7913.456145][T19513]      __sys_sendmsg+0xcd/0x170
[ 7913.456145][T19513]      do_syscall_64+0xc6/0x1e0
[ 7913.456145][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7913.456145][T19513] 
[ 7923.607151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7923.607584][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7923.607584][T19513]      netdev_get_by_index+0x5e/0x80
[ 7923.607584][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7923.607584][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7923.607584][T19513]      ip6_route_add+0x1c/0x140
[ 7923.607584][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7923.607584][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7923.607584][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7923.607584][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7923.607584][T19513]      netlink_rcv_skb+0x130/0x360
[ 7923.607584][T19513]      netlink_unicast+0x449/0x710
[ 7923.607584][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7923.607584][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7923.607584][T19513]      ___sys_sendmsg+0xee/0x170
[ 7923.607584][T19513]      __sys_sendmsg+0xcd/0x170
[ 7923.607584][T19513]      do_syscall_64+0xc6/0x1e0
[ 7923.607584][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7923.607584][T19513] 
[ 7923.609839][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7923.609839][T19513]      netdev_get_by_index+0x5e/0x80
[ 7923.609839][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7923.609839][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7923.609839][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7923.609839][T19513]      ipv6_add_addr+0x411/0x2000
[ 7923.609839][T19513]      inet6_addr_add+0x30e/0xa40
[ 7923.609839][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7923.609839][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7923.609839][T19513]      netlink_rcv_skb+0x130/0x360
[ 7923.609839][T19513]      netlink_unicast+0x449/0x710
[ 7923.609839][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7923.609839][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7923.609839][T19513]      ___sys_sendmsg+0xee/0x170
[ 7923.609839][T19513]      __sys_sendmsg+0xcd/0x170
[ 7923.609839][T19513]      do_syscall_64+0xc6/0x1e0
[ 7923.609839][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7923.609839][T19513] 
[ 7923.612086][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7923.612086][T19513]      netdev_get_by_index+0x5e/0x80
[ 7923.612086][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7923.612086][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7923.612086][T19513]      ip6_route_add+0x1c/0x140
[ 7923.612086][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7923.612086][T19513]      addrconf_add_dev+0xe2/0x170
[ 7923.612086][T19513]      inet6_addr_add+0x12f/0xa40
[ 7923.612086][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7923.612086][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7923.612086][T19513]      netlink_rcv_skb+0x130/0x360
[ 7923.612086][T19513]      netlink_unicast+0x449/0x710
[ 7923.612086][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7923.612086][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7923.612086][T19513]      ___sys_sendmsg+0xee/0x170
[ 7923.612086][T19513]      __sys_sendmsg+0xcd/0x170
[ 7923.612086][T19513]      do_syscall_64+0xc6/0x1e0
[ 7923.612086][T19513] 
[ 7923.614271][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7923.614271][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7923.614271][T19513]      ipv6_find_idev+0x102/0x170
[ 7923.614271][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7923.614271][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7923.614271][T19513]      netlink_rcv_skb+0x130/0x360
[ 7923.614271][T19513]      netlink_unicast+0x449/0x710
[ 7923.614271][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7923.614271][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7923.614271][T19513]      ___sys_sendmsg+0xee/0x170
[ 7923.614271][T19513]      __sys_sendmsg+0xcd/0x170
[ 7923.614271][T19513]      do_syscall_64+0xc6/0x1e0
[ 7923.614271][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7923.614271][T19513] 
[ 7923.615987][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7923.615987][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7923.615987][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7923.615987][T19513]      ipv6_find_idev+0x102/0x170
[ 7923.615987][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7923.615987][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7923.615987][T19513]      netlink_rcv_skb+0x130/0x360
[ 7923.615987][T19513]      netlink_unicast+0x449/0x710
[ 7923.615987][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7923.615987][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7923.615987][T19513]      ___sys_sendmsg+0xee/0x170
[ 7923.615987][T19513]      __sys_sendmsg+0xcd/0x170
[ 7923.615987][T19513]      do_syscall_64+0xc6/0x1e0
[ 7923.615987][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7923.615987][T19513] 
[ 7933.751235][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7933.751661][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7933.751661][T19513]      netdev_get_by_index+0x5e/0x80
[ 7933.751661][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7933.751661][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7933.751661][T19513]      ip6_route_add+0x1c/0x140
[ 7933.751661][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7933.751661][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7933.751661][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7933.751661][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7933.751661][T19513]      netlink_rcv_skb+0x130/0x360
[ 7933.751661][T19513]      netlink_unicast+0x449/0x710
[ 7933.751661][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7933.751661][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7933.751661][T19513]      ___sys_sendmsg+0xee/0x170
[ 7933.751661][T19513]      __sys_sendmsg+0xcd/0x170
[ 7933.751661][T19513]      do_syscall_64+0xc6/0x1e0
[ 7933.751661][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7933.751661][T19513] 
[ 7933.753963][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7933.753963][T19513]      netdev_get_by_index+0x5e/0x80
[ 7933.753963][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7933.753963][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7933.753963][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7933.753963][T19513]      ipv6_add_addr+0x411/0x2000
[ 7933.753963][T19513]      inet6_addr_add+0x30e/0xa40
[ 7933.753963][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7933.753963][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7933.753963][T19513]      netlink_rcv_skb+0x130/0x360
[ 7933.753963][T19513]      netlink_unicast+0x449/0x710
[ 7933.753963][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7933.753963][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7933.753963][T19513]      ___sys_sendmsg+0xee/0x170
[ 7933.753963][T19513]      __sys_sendmsg+0xcd/0x170
[ 7933.753963][T19513]      do_syscall_64+0xc6/0x1e0
[ 7933.753963][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7933.753963][T19513] 
[ 7933.756233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7933.756233][T19513]      netdev_get_by_index+0x5e/0x80
[ 7933.756233][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7933.756233][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7933.756233][T19513]      ip6_route_add+0x1c/0x140
[ 7933.756233][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7933.756233][T19513]      addrconf_add_dev+0xe2/0x170
[ 7933.756233][T19513]      inet6_addr_add+0x12f/0xa40
[ 7933.756233][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7933.756233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7933.756233][T19513]      netlink_rcv_skb+0x130/0x360
[ 7933.756233][T19513]      netlink_unicast+0x449/0x710
[ 7933.756233][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7933.756233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7933.756233][T19513]      ___sys_sendmsg+0xee/0x170
[ 7933.756233][T19513]      __sys_sendmsg+0xcd/0x170
[ 7933.756233][T19513]      do_syscall_64+0xc6/0x1e0
[ 7933.756233][T19513] 
[ 7933.758441][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7933.758441][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7933.758441][T19513]      ipv6_find_idev+0x102/0x170
[ 7933.758441][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7933.758441][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7933.758441][T19513]      netlink_rcv_skb+0x130/0x360
[ 7933.758441][T19513]      netlink_unicast+0x449/0x710
[ 7933.758441][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7933.758441][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7933.758441][T19513]      ___sys_sendmsg+0xee/0x170
[ 7933.758441][T19513]      __sys_sendmsg+0xcd/0x170
[ 7933.758441][T19513]      do_syscall_64+0xc6/0x1e0
[ 7933.758441][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7933.758441][T19513] 
[ 7933.760181][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7933.760181][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7933.760181][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7933.760181][T19513]      ipv6_find_idev+0x102/0x170
[ 7933.760181][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7933.760181][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7933.760181][T19513]      netlink_rcv_skb+0x130/0x360
[ 7933.760181][T19513]      netlink_unicast+0x449/0x710
[ 7933.760181][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7933.760181][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7933.760181][T19513]      ___sys_sendmsg+0xee/0x170
[ 7933.760181][T19513]      __sys_sendmsg+0xcd/0x170
[ 7933.760181][T19513]      do_syscall_64+0xc6/0x1e0
[ 7933.760181][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7933.760181][T19513] 
[ 7943.999139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7943.999559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7943.999559][T19513]      netdev_get_by_index+0x5e/0x80
[ 7943.999559][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7943.999559][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7943.999559][T19513]      ip6_route_add+0x1c/0x140
[ 7943.999559][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7943.999559][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7943.999559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7943.999559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7943.999559][T19513]      netlink_rcv_skb+0x130/0x360
[ 7943.999559][T19513]      netlink_unicast+0x449/0x710
[ 7943.999559][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7943.999559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7943.999559][T19513]      ___sys_sendmsg+0xee/0x170
[ 7943.999559][T19513]      __sys_sendmsg+0xcd/0x170
[ 7943.999559][T19513]      do_syscall_64+0xc6/0x1e0
[ 7943.999559][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7943.999559][T19513] 
[ 7944.001831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7944.001831][T19513]      netdev_get_by_index+0x5e/0x80
[ 7944.001831][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7944.001831][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7944.001831][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7944.001831][T19513]      ipv6_add_addr+0x411/0x2000
[ 7944.001831][T19513]      inet6_addr_add+0x30e/0xa40
[ 7944.001831][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7944.001831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7944.001831][T19513]      netlink_rcv_skb+0x130/0x360
[ 7944.001831][T19513]      netlink_unicast+0x449/0x710
[ 7944.001831][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7944.001831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7944.001831][T19513]      ___sys_sendmsg+0xee/0x170
[ 7944.001831][T19513]      __sys_sendmsg+0xcd/0x170
[ 7944.001831][T19513]      do_syscall_64+0xc6/0x1e0
[ 7944.001831][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7944.001831][T19513] 
[ 7944.004063][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7944.004063][T19513]      netdev_get_by_index+0x5e/0x80
[ 7944.004063][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7944.004063][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7944.004063][T19513]      ip6_route_add+0x1c/0x140
[ 7944.004063][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7944.004063][T19513]      addrconf_add_dev+0xe2/0x170
[ 7944.004063][T19513]      inet6_addr_add+0x12f/0xa40
[ 7944.004063][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7944.004063][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7944.004063][T19513]      netlink_rcv_skb+0x130/0x360
[ 7944.004063][T19513]      netlink_unicast+0x449/0x710
[ 7944.004063][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7944.004063][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7944.004063][T19513]      ___sys_sendmsg+0xee/0x170
[ 7944.004063][T19513]      __sys_sendmsg+0xcd/0x170
[ 7944.004063][T19513]      do_syscall_64+0xc6/0x1e0
[ 7944.004063][T19513] 
[ 7944.006272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7944.006272][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7944.006272][T19513]      ipv6_find_idev+0x102/0x170
[ 7944.006272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7944.006272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7944.006272][T19513]      netlink_rcv_skb+0x130/0x360
[ 7944.006272][T19513]      netlink_unicast+0x449/0x710
[ 7944.006272][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7944.006272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7944.006272][T19513]      ___sys_sendmsg+0xee/0x170
[ 7944.006272][T19513]      __sys_sendmsg+0xcd/0x170
[ 7944.006272][T19513]      do_syscall_64+0xc6/0x1e0
[ 7944.006272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7944.006272][T19513] 
[ 7944.007982][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7944.007982][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7944.007982][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7944.007982][T19513]      ipv6_find_idev+0x102/0x170
[ 7944.007982][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7944.007982][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7944.007982][T19513]      netlink_rcv_skb+0x130/0x360
[ 7944.007982][T19513]      netlink_unicast+0x449/0x710
[ 7944.007982][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7944.007982][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7944.007982][T19513]      ___sys_sendmsg+0xee/0x170
[ 7944.007982][T19513]      __sys_sendmsg+0xcd/0x170
[ 7944.007982][T19513]      do_syscall_64+0xc6/0x1e0
[ 7944.007982][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7944.007982][T19513] 
[ 7954.247127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7954.247535][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7954.247535][T19513]      netdev_get_by_index+0x5e/0x80
[ 7954.247535][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7954.247535][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7954.247535][T19513]      ip6_route_add+0x1c/0x140
[ 7954.247535][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7954.247535][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7954.247535][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7954.247535][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7954.247535][T19513]      netlink_rcv_skb+0x130/0x360
[ 7954.247535][T19513]      netlink_unicast+0x449/0x710
[ 7954.247535][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7954.247535][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7954.247535][T19513]      ___sys_sendmsg+0xee/0x170
[ 7954.247535][T19513]      __sys_sendmsg+0xcd/0x170
[ 7954.247535][T19513]      do_syscall_64+0xc6/0x1e0
[ 7954.247535][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7954.247535][T19513] 
[ 7954.249852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7954.249852][T19513]      netdev_get_by_index+0x5e/0x80
[ 7954.249852][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7954.249852][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7954.249852][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7954.249852][T19513]      ipv6_add_addr+0x411/0x2000
[ 7954.249852][T19513]      inet6_addr_add+0x30e/0xa40
[ 7954.249852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7954.249852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7954.249852][T19513]      netlink_rcv_skb+0x130/0x360
[ 7954.249852][T19513]      netlink_unicast+0x449/0x710
[ 7954.249852][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7954.249852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7954.249852][T19513]      ___sys_sendmsg+0xee/0x170
[ 7954.249852][T19513]      __sys_sendmsg+0xcd/0x170
[ 7954.249852][T19513]      do_syscall_64+0xc6/0x1e0
[ 7954.249852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7954.249852][T19513] 
[ 7954.252059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7954.252059][T19513]      netdev_get_by_index+0x5e/0x80
[ 7954.252059][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7954.252059][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7954.252059][T19513]      ip6_route_add+0x1c/0x140
[ 7954.252059][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7954.252059][T19513]      addrconf_add_dev+0xe2/0x170
[ 7954.252059][T19513]      inet6_addr_add+0x12f/0xa40
[ 7954.252059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7954.252059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7954.252059][T19513]      netlink_rcv_skb+0x130/0x360
[ 7954.252059][T19513]      netlink_unicast+0x449/0x710
[ 7954.252059][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7954.252059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7954.252059][T19513]      ___sys_sendmsg+0xee/0x170
[ 7954.252059][T19513]      __sys_sendmsg+0xcd/0x170
[ 7954.252059][T19513]      do_syscall_64+0xc6/0x1e0
[ 7954.252059][T19513] 
[ 7954.254217][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7954.254217][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7954.254217][T19513]      ipv6_find_idev+0x102/0x170
[ 7954.254217][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7954.254217][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7954.254217][T19513]      netlink_rcv_skb+0x130/0x360
[ 7954.254217][T19513]      netlink_unicast+0x449/0x710
[ 7954.254217][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7954.254217][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7954.254217][T19513]      ___sys_sendmsg+0xee/0x170
[ 7954.254217][T19513]      __sys_sendmsg+0xcd/0x170
[ 7954.254217][T19513]      do_syscall_64+0xc6/0x1e0
[ 7954.254217][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7954.254217][T19513] 
[ 7954.255910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7954.255910][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7954.255910][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7954.255910][T19513]      ipv6_find_idev+0x102/0x170
[ 7954.255910][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7954.255910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7954.255910][T19513]      netlink_rcv_skb+0x130/0x360
[ 7954.255910][T19513]      netlink_unicast+0x449/0x710
[ 7954.255910][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7954.255910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7954.255910][T19513]      ___sys_sendmsg+0xee/0x170
[ 7954.255910][T19513]      __sys_sendmsg+0xcd/0x170
[ 7954.255910][T19513]      do_syscall_64+0xc6/0x1e0
[ 7954.255910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7954.255910][T19513] 
[ 7964.495152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7964.495618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7964.495618][T19513]      netdev_get_by_index+0x5e/0x80
[ 7964.495618][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7964.495618][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7964.495618][T19513]      ip6_route_add+0x1c/0x140
[ 7964.495618][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7964.495618][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7964.495618][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7964.495618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7964.495618][T19513]      netlink_rcv_skb+0x130/0x360
[ 7964.495618][T19513]      netlink_unicast+0x449/0x710
[ 7964.495618][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7964.495618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7964.495618][T19513]      ___sys_sendmsg+0xee/0x170
[ 7964.495618][T19513]      __sys_sendmsg+0xcd/0x170
[ 7964.495618][T19513]      do_syscall_64+0xc6/0x1e0
[ 7964.495618][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7964.495618][T19513] 
[ 7964.497852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7964.497852][T19513]      netdev_get_by_index+0x5e/0x80
[ 7964.497852][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7964.497852][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7964.497852][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7964.497852][T19513]      ipv6_add_addr+0x411/0x2000
[ 7964.497852][T19513]      inet6_addr_add+0x30e/0xa40
[ 7964.497852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7964.497852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7964.497852][T19513]      netlink_rcv_skb+0x130/0x360
[ 7964.497852][T19513]      netlink_unicast+0x449/0x710
[ 7964.497852][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7964.497852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7964.497852][T19513]      ___sys_sendmsg+0xee/0x170
[ 7964.497852][T19513]      __sys_sendmsg+0xcd/0x170
[ 7964.497852][T19513]      do_syscall_64+0xc6/0x1e0
[ 7964.497852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7964.497852][T19513] 
[ 7964.500078][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7964.500078][T19513]      netdev_get_by_index+0x5e/0x80
[ 7964.500078][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7964.500078][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7964.500078][T19513]      ip6_route_add+0x1c/0x140
[ 7964.500078][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7964.500078][T19513]      addrconf_add_dev+0xe2/0x170
[ 7964.500078][T19513]      inet6_addr_add+0x12f/0xa40
[ 7964.500078][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7964.500078][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7964.500078][T19513]      netlink_rcv_skb+0x130/0x360
[ 7964.500078][T19513]      netlink_unicast+0x449/0x710
[ 7964.500078][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7964.500078][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7964.500078][T19513]      ___sys_sendmsg+0xee/0x170
[ 7964.500078][T19513]      __sys_sendmsg+0xcd/0x170
[ 7964.500078][T19513]      do_syscall_64+0xc6/0x1e0
[ 7964.500078][T19513] 
[ 7964.502237][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7964.502237][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7964.502237][T19513]      ipv6_find_idev+0x102/0x170
[ 7964.502237][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7964.502237][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7964.502237][T19513]      netlink_rcv_skb+0x130/0x360
[ 7964.502237][T19513]      netlink_unicast+0x449/0x710
[ 7964.502237][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7964.502237][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7964.502237][T19513]      ___sys_sendmsg+0xee/0x170
[ 7964.502237][T19513]      __sys_sendmsg+0xcd/0x170
[ 7964.502237][T19513]      do_syscall_64+0xc6/0x1e0
[ 7964.502237][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7964.502237][T19513] 
[ 7964.503927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7964.503927][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7964.503927][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7964.503927][T19513]      ipv6_find_idev+0x102/0x170
[ 7964.503927][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7964.503927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7964.503927][T19513]      netlink_rcv_skb+0x130/0x360
[ 7964.503927][T19513]      netlink_unicast+0x449/0x710
[ 7964.503927][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7964.503927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7964.503927][T19513]      ___sys_sendmsg+0xee/0x170
[ 7964.503927][T19513]      __sys_sendmsg+0xcd/0x170
[ 7964.503927][T19513]      do_syscall_64+0xc6/0x1e0
[ 7964.503927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7964.503927][T19513] 
[ 7974.743144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7974.743636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7974.743636][T19513]      netdev_get_by_index+0x5e/0x80
[ 7974.743636][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7974.743636][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7974.743636][T19513]      ip6_route_add+0x1c/0x140
[ 7974.743636][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7974.743636][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7974.743636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7974.743636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7974.743636][T19513]      netlink_rcv_skb+0x130/0x360
[ 7974.743636][T19513]      netlink_unicast+0x449/0x710
[ 7974.743636][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7974.743636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7974.743636][T19513]      ___sys_sendmsg+0xee/0x170
[ 7974.743636][T19513]      __sys_sendmsg+0xcd/0x170
[ 7974.743636][T19513]      do_syscall_64+0xc6/0x1e0
[ 7974.743636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7974.743636][T19513] 
[ 7974.745854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7974.745854][T19513]      netdev_get_by_index+0x5e/0x80
[ 7974.745854][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7974.745854][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7974.745854][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7974.745854][T19513]      ipv6_add_addr+0x411/0x2000
[ 7974.745854][T19513]      inet6_addr_add+0x30e/0xa40
[ 7974.745854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7974.745854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7974.745854][T19513]      netlink_rcv_skb+0x130/0x360
[ 7974.745854][T19513]      netlink_unicast+0x449/0x710
[ 7974.745854][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7974.745854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7974.745854][T19513]      ___sys_sendmsg+0xee/0x170
[ 7974.745854][T19513]      __sys_sendmsg+0xcd/0x170
[ 7974.745854][T19513]      do_syscall_64+0xc6/0x1e0
[ 7974.745854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7974.745854][T19513] 
[ 7974.748068][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7974.748068][T19513]      netdev_get_by_index+0x5e/0x80
[ 7974.748068][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7974.748068][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7974.748068][T19513]      ip6_route_add+0x1c/0x140
[ 7974.748068][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7974.748068][T19513]      addrconf_add_dev+0xe2/0x170
[ 7974.748068][T19513]      inet6_addr_add+0x12f/0xa40
[ 7974.748068][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7974.748068][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7974.748068][T19513]      netlink_rcv_skb+0x130/0x360
[ 7974.748068][T19513]      netlink_unicast+0x449/0x710
[ 7974.748068][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7974.748068][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7974.748068][T19513]      ___sys_sendmsg+0xee/0x170
[ 7974.748068][T19513]      __sys_sendmsg+0xcd/0x170
[ 7974.748068][T19513]      do_syscall_64+0xc6/0x1e0
[ 7974.748068][T19513] 
[ 7974.750243][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7974.750243][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7974.750243][T19513]      ipv6_find_idev+0x102/0x170
[ 7974.750243][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7974.750243][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7974.750243][T19513]      netlink_rcv_skb+0x130/0x360
[ 7974.750243][T19513]      netlink_unicast+0x449/0x710
[ 7974.750243][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7974.750243][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7974.750243][T19513]      ___sys_sendmsg+0xee/0x170
[ 7974.750243][T19513]      __sys_sendmsg+0xcd/0x170
[ 7974.750243][T19513]      do_syscall_64+0xc6/0x1e0
[ 7974.750243][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7974.750243][T19513] 
[ 7974.751933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7974.751933][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7974.751933][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7974.751933][T19513]      ipv6_find_idev+0x102/0x170
[ 7974.751933][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7974.751933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7974.751933][T19513]      netlink_rcv_skb+0x130/0x360
[ 7974.751933][T19513]      netlink_unicast+0x449/0x710
[ 7974.751933][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7974.751933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7974.751933][T19513]      ___sys_sendmsg+0xee/0x170
[ 7974.751933][T19513]      __sys_sendmsg+0xcd/0x170
[ 7974.751933][T19513]      do_syscall_64+0xc6/0x1e0
[ 7974.751933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7974.751933][T19513] 
[ 7984.991126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7984.991588][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7984.991588][T19513]      netdev_get_by_index+0x5e/0x80
[ 7984.991588][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7984.991588][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7984.991588][T19513]      ip6_route_add+0x1c/0x140
[ 7984.991588][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7984.991588][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7984.991588][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7984.991588][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7984.991588][T19513]      netlink_rcv_skb+0x130/0x360
[ 7984.991588][T19513]      netlink_unicast+0x449/0x710
[ 7984.991588][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7984.991588][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7984.991588][T19513]      ___sys_sendmsg+0xee/0x170
[ 7984.991588][T19513]      __sys_sendmsg+0xcd/0x170
[ 7984.991588][T19513]      do_syscall_64+0xc6/0x1e0
[ 7984.991588][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7984.991588][T19513] 
[ 7984.993807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7984.993807][T19513]      netdev_get_by_index+0x5e/0x80
[ 7984.993807][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7984.993807][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7984.993807][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7984.993807][T19513]      ipv6_add_addr+0x411/0x2000
[ 7984.993807][T19513]      inet6_addr_add+0x30e/0xa40
[ 7984.993807][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7984.993807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7984.993807][T19513]      netlink_rcv_skb+0x130/0x360
[ 7984.993807][T19513]      netlink_unicast+0x449/0x710
[ 7984.993807][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7984.993807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7984.993807][T19513]      ___sys_sendmsg+0xee/0x170
[ 7984.993807][T19513]      __sys_sendmsg+0xcd/0x170
[ 7984.993807][T19513]      do_syscall_64+0xc6/0x1e0
[ 7984.993807][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7984.993807][T19513] 
[ 7984.996002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7984.996002][T19513]      netdev_get_by_index+0x5e/0x80
[ 7984.996002][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7984.996002][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7984.996002][T19513]      ip6_route_add+0x1c/0x140
[ 7984.996002][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7984.996002][T19513]      addrconf_add_dev+0xe2/0x170
[ 7984.996002][T19513]      inet6_addr_add+0x12f/0xa40
[ 7984.996002][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7984.996002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7984.996002][T19513]      netlink_rcv_skb+0x130/0x360
[ 7984.996002][T19513]      netlink_unicast+0x449/0x710
[ 7984.996002][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7984.996002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7984.996002][T19513]      ___sys_sendmsg+0xee/0x170
[ 7984.996002][T19513]      __sys_sendmsg+0xcd/0x170
[ 7984.996002][T19513]      do_syscall_64+0xc6/0x1e0
[ 7984.996002][T19513] 
[ 7984.998708][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7984.998708][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7984.998708][T19513]      ipv6_find_idev+0x102/0x170
[ 7984.998708][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7984.998708][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7984.998708][T19513]      netlink_rcv_skb+0x130/0x360
[ 7984.998708][T19513]      netlink_unicast+0x449/0x710
[ 7984.998708][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7984.998708][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7984.998708][T19513]      ___sys_sendmsg+0xee/0x170
[ 7984.998708][T19513]      __sys_sendmsg+0xcd/0x170
[ 7984.998708][T19513]      do_syscall_64+0xc6/0x1e0
[ 7984.998708][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7984.998708][T19513] 
[ 7985.000412][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7985.000412][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7985.000412][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7985.000412][T19513]      ipv6_find_idev+0x102/0x170
[ 7985.000412][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7985.000412][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7985.000412][T19513]      netlink_rcv_skb+0x130/0x360
[ 7985.000412][T19513]      netlink_unicast+0x449/0x710
[ 7985.000412][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7985.000412][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7985.000412][T19513]      ___sys_sendmsg+0xee/0x170
[ 7985.000412][T19513]      __sys_sendmsg+0xcd/0x170
[ 7985.000412][T19513]      do_syscall_64+0xc6/0x1e0
[ 7985.000412][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7985.000412][T19513] 
[ 7995.095149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 7995.095624][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7995.095624][T19513]      netdev_get_by_index+0x5e/0x80
[ 7995.095624][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7995.095624][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7995.095624][T19513]      ip6_route_add+0x1c/0x140
[ 7995.095624][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 7995.095624][T19513]      inet6_addr_add+0x4f8/0xa40
[ 7995.095624][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7995.095624][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7995.095624][T19513]      netlink_rcv_skb+0x130/0x360
[ 7995.095624][T19513]      netlink_unicast+0x449/0x710
[ 7995.095624][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7995.095624][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7995.095624][T19513]      ___sys_sendmsg+0xee/0x170
[ 7995.095624][T19513]      __sys_sendmsg+0xcd/0x170
[ 7995.095624][T19513]      do_syscall_64+0xc6/0x1e0
[ 7995.095624][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7995.095624][T19513] 
[ 7995.097881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7995.097881][T19513]      netdev_get_by_index+0x5e/0x80
[ 7995.097881][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7995.097881][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7995.097881][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 7995.097881][T19513]      ipv6_add_addr+0x411/0x2000
[ 7995.097881][T19513]      inet6_addr_add+0x30e/0xa40
[ 7995.097881][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7995.097881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7995.097881][T19513]      netlink_rcv_skb+0x130/0x360
[ 7995.097881][T19513]      netlink_unicast+0x449/0x710
[ 7995.097881][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7995.097881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7995.097881][T19513]      ___sys_sendmsg+0xee/0x170
[ 7995.097881][T19513]      __sys_sendmsg+0xcd/0x170
[ 7995.097881][T19513]      do_syscall_64+0xc6/0x1e0
[ 7995.097881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7995.097881][T19513] 
[ 7995.100118][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7995.100118][T19513]      netdev_get_by_index+0x5e/0x80
[ 7995.100118][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 7995.100118][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 7995.100118][T19513]      ip6_route_add+0x1c/0x140
[ 7995.100118][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 7995.100118][T19513]      addrconf_add_dev+0xe2/0x170
[ 7995.100118][T19513]      inet6_addr_add+0x12f/0xa40
[ 7995.100118][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 7995.100118][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7995.100118][T19513]      netlink_rcv_skb+0x130/0x360
[ 7995.100118][T19513]      netlink_unicast+0x449/0x710
[ 7995.100118][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7995.100118][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7995.100118][T19513]      ___sys_sendmsg+0xee/0x170
[ 7995.100118][T19513]      __sys_sendmsg+0xcd/0x170
[ 7995.100118][T19513]      do_syscall_64+0xc6/0x1e0
[ 7995.100118][T19513] 
[ 7995.102303][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7995.102303][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 7995.102303][T19513]      ipv6_find_idev+0x102/0x170
[ 7995.102303][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7995.102303][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7995.102303][T19513]      netlink_rcv_skb+0x130/0x360
[ 7995.102303][T19513]      netlink_unicast+0x449/0x710
[ 7995.102303][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7995.102303][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7995.102303][T19513]      ___sys_sendmsg+0xee/0x170
[ 7995.102303][T19513]      __sys_sendmsg+0xcd/0x170
[ 7995.102303][T19513]      do_syscall_64+0xc6/0x1e0
[ 7995.102303][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7995.102303][T19513] 
[ 7995.104015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 7995.104015][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 7995.104015][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 7995.104015][T19513]      ipv6_find_idev+0x102/0x170
[ 7995.104015][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 7995.104015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 7995.104015][T19513]      netlink_rcv_skb+0x130/0x360
[ 7995.104015][T19513]      netlink_unicast+0x449/0x710
[ 7995.104015][T19513]      netlink_sendmsg+0x723/0xbe0
[ 7995.104015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 7995.104015][T19513]      ___sys_sendmsg+0xee/0x170
[ 7995.104015][T19513]      __sys_sendmsg+0xcd/0x170
[ 7995.104015][T19513]      do_syscall_64+0xc6/0x1e0
[ 7995.104015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 7995.104015][T19513] 
[ 8005.143216][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8005.143673][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8005.143673][T19513]      netdev_get_by_index+0x5e/0x80
[ 8005.143673][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8005.143673][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8005.143673][T19513]      ip6_route_add+0x1c/0x140
[ 8005.143673][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8005.143673][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8005.143673][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8005.143673][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8005.143673][T19513]      netlink_rcv_skb+0x130/0x360
[ 8005.143673][T19513]      netlink_unicast+0x449/0x710
[ 8005.143673][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8005.143673][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8005.143673][T19513]      ___sys_sendmsg+0xee/0x170
[ 8005.143673][T19513]      __sys_sendmsg+0xcd/0x170
[ 8005.143673][T19513]      do_syscall_64+0xc6/0x1e0
[ 8005.143673][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8005.143673][T19513] 
[ 8005.145903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8005.145903][T19513]      netdev_get_by_index+0x5e/0x80
[ 8005.145903][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8005.145903][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8005.145903][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8005.145903][T19513]      ipv6_add_addr+0x411/0x2000
[ 8005.145903][T19513]      inet6_addr_add+0x30e/0xa40
[ 8005.145903][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8005.145903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8005.145903][T19513]      netlink_rcv_skb+0x130/0x360
[ 8005.145903][T19513]      netlink_unicast+0x449/0x710
[ 8005.145903][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8005.145903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8005.145903][T19513]      ___sys_sendmsg+0xee/0x170
[ 8005.145903][T19513]      __sys_sendmsg+0xcd/0x170
[ 8005.145903][T19513]      do_syscall_64+0xc6/0x1e0
[ 8005.145903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8005.145903][T19513] 
[ 8005.148109][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8005.148109][T19513]      netdev_get_by_index+0x5e/0x80
[ 8005.148109][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8005.148109][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8005.148109][T19513]      ip6_route_add+0x1c/0x140
[ 8005.148109][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8005.148109][T19513]      addrconf_add_dev+0xe2/0x170
[ 8005.148109][T19513]      inet6_addr_add+0x12f/0xa40
[ 8005.148109][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8005.148109][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8005.148109][T19513]      netlink_rcv_skb+0x130/0x360
[ 8005.148109][T19513]      netlink_unicast+0x449/0x710
[ 8005.148109][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8005.148109][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8005.148109][T19513]      ___sys_sendmsg+0xee/0x170
[ 8005.148109][T19513]      __sys_sendmsg+0xcd/0x170
[ 8005.148109][T19513]      do_syscall_64+0xc6/0x1e0
[ 8005.148109][T19513] 
[ 8005.150275][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8005.150275][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8005.150275][T19513]      ipv6_find_idev+0x102/0x170
[ 8005.150275][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8005.150275][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8005.150275][T19513]      netlink_rcv_skb+0x130/0x360
[ 8005.150275][T19513]      netlink_unicast+0x449/0x710
[ 8005.150275][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8005.150275][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8005.150275][T19513]      ___sys_sendmsg+0xee/0x170
[ 8005.150275][T19513]      __sys_sendmsg+0xcd/0x170
[ 8005.150275][T19513]      do_syscall_64+0xc6/0x1e0
[ 8005.150275][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8005.150275][T19513] 
[ 8005.151964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8005.151964][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8005.151964][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8005.151964][T19513]      ipv6_find_idev+0x102/0x170
[ 8005.151964][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8005.151964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8005.151964][T19513]      netlink_rcv_skb+0x130/0x360
[ 8005.151964][T19513]      netlink_unicast+0x449/0x710
[ 8005.151964][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8005.151964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8005.151964][T19513]      ___sys_sendmsg+0xee/0x170
[ 8005.151964][T19513]      __sys_sendmsg+0xcd/0x170
[ 8005.151964][T19513]      do_syscall_64+0xc6/0x1e0
[ 8005.151964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8005.151964][T19513] 
[ 8015.375136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8015.375611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8015.375611][T19513]      netdev_get_by_index+0x5e/0x80
[ 8015.375611][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8015.375611][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8015.375611][T19513]      ip6_route_add+0x1c/0x140
[ 8015.375611][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8015.375611][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8015.375611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8015.375611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8015.375611][T19513]      netlink_rcv_skb+0x130/0x360
[ 8015.375611][T19513]      netlink_unicast+0x449/0x710
[ 8015.375611][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8015.375611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8015.375611][T19513]      ___sys_sendmsg+0xee/0x170
[ 8015.375611][T19513]      __sys_sendmsg+0xcd/0x170
[ 8015.375611][T19513]      do_syscall_64+0xc6/0x1e0
[ 8015.375611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8015.375611][T19513] 
[ 8015.377829][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8015.377829][T19513]      netdev_get_by_index+0x5e/0x80
[ 8015.377829][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8015.377829][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8015.377829][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8015.377829][T19513]      ipv6_add_addr+0x411/0x2000
[ 8015.377829][T19513]      inet6_addr_add+0x30e/0xa40
[ 8015.377829][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8015.377829][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8015.377829][T19513]      netlink_rcv_skb+0x130/0x360
[ 8015.377829][T19513]      netlink_unicast+0x449/0x710
[ 8015.377829][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8015.377829][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8015.377829][T19513]      ___sys_sendmsg+0xee/0x170
[ 8015.377829][T19513]      __sys_sendmsg+0xcd/0x170
[ 8015.377829][T19513]      do_syscall_64+0xc6/0x1e0
[ 8015.377829][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8015.377829][T19513] 
[ 8015.380038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8015.380038][T19513]      netdev_get_by_index+0x5e/0x80
[ 8015.380038][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8015.380038][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8015.380038][T19513]      ip6_route_add+0x1c/0x140
[ 8015.380038][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8015.380038][T19513]      addrconf_add_dev+0xe2/0x170
[ 8015.380038][T19513]      inet6_addr_add+0x12f/0xa40
[ 8015.380038][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8015.380038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8015.380038][T19513]      netlink_rcv_skb+0x130/0x360
[ 8015.380038][T19513]      netlink_unicast+0x449/0x710
[ 8015.380038][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8015.380038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8015.380038][T19513]      ___sys_sendmsg+0xee/0x170
[ 8015.380038][T19513]      __sys_sendmsg+0xcd/0x170
[ 8015.380038][T19513]      do_syscall_64+0xc6/0x1e0
[ 8015.380038][T19513] 
[ 8015.382189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8015.382189][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8015.382189][T19513]      ipv6_find_idev+0x102/0x170
[ 8015.382189][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8015.382189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8015.382189][T19513]      netlink_rcv_skb+0x130/0x360
[ 8015.382189][T19513]      netlink_unicast+0x449/0x710
[ 8015.382189][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8015.382189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8015.382189][T19513]      ___sys_sendmsg+0xee/0x170
[ 8015.382189][T19513]      __sys_sendmsg+0xcd/0x170
[ 8015.382189][T19513]      do_syscall_64+0xc6/0x1e0
[ 8015.382189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8015.382189][T19513] 
[ 8015.383879][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8015.383879][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8015.383879][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8015.383879][T19513]      ipv6_find_idev+0x102/0x170
[ 8015.383879][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8015.383879][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8015.383879][T19513]      netlink_rcv_skb+0x130/0x360
[ 8015.383879][T19513]      netlink_unicast+0x449/0x710
[ 8015.383879][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8015.383879][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8015.383879][T19513]      ___sys_sendmsg+0xee/0x170
[ 8015.383879][T19513]      __sys_sendmsg+0xcd/0x170
[ 8015.383879][T19513]      do_syscall_64+0xc6/0x1e0
[ 8015.383879][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8015.383879][T19513] 
[ 8025.623140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8025.623599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8025.623599][T19513]      netdev_get_by_index+0x5e/0x80
[ 8025.623599][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8025.623599][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8025.623599][T19513]      ip6_route_add+0x1c/0x140
[ 8025.623599][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8025.623599][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8025.623599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8025.623599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8025.623599][T19513]      netlink_rcv_skb+0x130/0x360
[ 8025.623599][T19513]      netlink_unicast+0x449/0x710
[ 8025.623599][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8025.623599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8025.623599][T19513]      ___sys_sendmsg+0xee/0x170
[ 8025.623599][T19513]      __sys_sendmsg+0xcd/0x170
[ 8025.623599][T19513]      do_syscall_64+0xc6/0x1e0
[ 8025.623599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8025.623599][T19513] 
[ 8025.625821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8025.625821][T19513]      netdev_get_by_index+0x5e/0x80
[ 8025.625821][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8025.625821][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8025.625821][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8025.625821][T19513]      ipv6_add_addr+0x411/0x2000
[ 8025.625821][T19513]      inet6_addr_add+0x30e/0xa40
[ 8025.625821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8025.625821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8025.625821][T19513]      netlink_rcv_skb+0x130/0x360
[ 8025.625821][T19513]      netlink_unicast+0x449/0x710
[ 8025.625821][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8025.625821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8025.625821][T19513]      ___sys_sendmsg+0xee/0x170
[ 8025.625821][T19513]      __sys_sendmsg+0xcd/0x170
[ 8025.625821][T19513]      do_syscall_64+0xc6/0x1e0
[ 8025.625821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8025.625821][T19513] 
[ 8025.628025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8025.628025][T19513]      netdev_get_by_index+0x5e/0x80
[ 8025.628025][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8025.628025][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8025.628025][T19513]      ip6_route_add+0x1c/0x140
[ 8025.628025][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8025.628025][T19513]      addrconf_add_dev+0xe2/0x170
[ 8025.628025][T19513]      inet6_addr_add+0x12f/0xa40
[ 8025.628025][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8025.628025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8025.628025][T19513]      netlink_rcv_skb+0x130/0x360
[ 8025.628025][T19513]      netlink_unicast+0x449/0x710
[ 8025.628025][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8025.628025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8025.628025][T19513]      ___sys_sendmsg+0xee/0x170
[ 8025.628025][T19513]      __sys_sendmsg+0xcd/0x170
[ 8025.628025][T19513]      do_syscall_64+0xc6/0x1e0
[ 8025.628025][T19513] 
[ 8025.630194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8025.630194][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8025.630194][T19513]      ipv6_find_idev+0x102/0x170
[ 8025.630194][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8025.630194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8025.630194][T19513]      netlink_rcv_skb+0x130/0x360
[ 8025.630194][T19513]      netlink_unicast+0x449/0x710
[ 8025.630194][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8025.630194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8025.630194][T19513]      ___sys_sendmsg+0xee/0x170
[ 8025.630194][T19513]      __sys_sendmsg+0xcd/0x170
[ 8025.630194][T19513]      do_syscall_64+0xc6/0x1e0
[ 8025.630194][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8025.630194][T19513] 
[ 8025.631886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8025.631886][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8025.631886][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8025.631886][T19513]      ipv6_find_idev+0x102/0x170
[ 8025.631886][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8025.631886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8025.631886][T19513]      netlink_rcv_skb+0x130/0x360
[ 8025.631886][T19513]      netlink_unicast+0x449/0x710
[ 8025.631886][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8025.631886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8025.631886][T19513]      ___sys_sendmsg+0xee/0x170
[ 8025.631886][T19513]      __sys_sendmsg+0xcd/0x170
[ 8025.631886][T19513]      do_syscall_64+0xc6/0x1e0
[ 8025.631886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8025.631886][T19513] 
[ 8035.871140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8035.871594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8035.871594][T19513]      netdev_get_by_index+0x5e/0x80
[ 8035.871594][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8035.871594][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8035.871594][T19513]      ip6_route_add+0x1c/0x140
[ 8035.871594][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8035.871594][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8035.871594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8035.871594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8035.871594][T19513]      netlink_rcv_skb+0x130/0x360
[ 8035.871594][T19513]      netlink_unicast+0x449/0x710
[ 8035.871594][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8035.871594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8035.871594][T19513]      ___sys_sendmsg+0xee/0x170
[ 8035.871594][T19513]      __sys_sendmsg+0xcd/0x170
[ 8035.871594][T19513]      do_syscall_64+0xc6/0x1e0
[ 8035.871594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8035.871594][T19513] 
[ 8035.873815][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8035.873815][T19513]      netdev_get_by_index+0x5e/0x80
[ 8035.873815][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8035.873815][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8035.873815][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8035.873815][T19513]      ipv6_add_addr+0x411/0x2000
[ 8035.873815][T19513]      inet6_addr_add+0x30e/0xa40
[ 8035.873815][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8035.873815][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8035.873815][T19513]      netlink_rcv_skb+0x130/0x360
[ 8035.873815][T19513]      netlink_unicast+0x449/0x710
[ 8035.873815][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8035.873815][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8035.873815][T19513]      ___sys_sendmsg+0xee/0x170
[ 8035.873815][T19513]      __sys_sendmsg+0xcd/0x170
[ 8035.873815][T19513]      do_syscall_64+0xc6/0x1e0
[ 8035.873815][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8035.873815][T19513] 
[ 8035.876027][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8035.876027][T19513]      netdev_get_by_index+0x5e/0x80
[ 8035.876027][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8035.876027][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8035.876027][T19513]      ip6_route_add+0x1c/0x140
[ 8035.876027][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8035.876027][T19513]      addrconf_add_dev+0xe2/0x170
[ 8035.876027][T19513]      inet6_addr_add+0x12f/0xa40
[ 8035.876027][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8035.876027][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8035.876027][T19513]      netlink_rcv_skb+0x130/0x360
[ 8035.876027][T19513]      netlink_unicast+0x449/0x710
[ 8035.876027][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8035.876027][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8035.876027][T19513]      ___sys_sendmsg+0xee/0x170
[ 8035.876027][T19513]      __sys_sendmsg+0xcd/0x170
[ 8035.876027][T19513]      do_syscall_64+0xc6/0x1e0
[ 8035.876027][T19513] 
[ 8035.878183][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8035.878183][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8035.878183][T19513]      ipv6_find_idev+0x102/0x170
[ 8035.878183][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8035.878183][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8035.878183][T19513]      netlink_rcv_skb+0x130/0x360
[ 8035.878183][T19513]      netlink_unicast+0x449/0x710
[ 8035.878183][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8035.878183][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8035.878183][T19513]      ___sys_sendmsg+0xee/0x170
[ 8035.878183][T19513]      __sys_sendmsg+0xcd/0x170
[ 8035.878183][T19513]      do_syscall_64+0xc6/0x1e0
[ 8035.878183][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8035.878183][T19513] 
[ 8035.879882][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8035.879882][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8035.879882][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8035.879882][T19513]      ipv6_find_idev+0x102/0x170
[ 8035.879882][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8035.879882][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8035.879882][T19513]      netlink_rcv_skb+0x130/0x360
[ 8035.879882][T19513]      netlink_unicast+0x449/0x710
[ 8035.879882][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8035.879882][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8035.879882][T19513]      ___sys_sendmsg+0xee/0x170
[ 8035.879882][T19513]      __sys_sendmsg+0xcd/0x170
[ 8035.879882][T19513]      do_syscall_64+0xc6/0x1e0
[ 8035.879882][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8035.879882][T19513] 
[ 8046.119143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8046.119600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8046.119600][T19513]      netdev_get_by_index+0x5e/0x80
[ 8046.119600][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8046.119600][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8046.119600][T19513]      ip6_route_add+0x1c/0x140
[ 8046.119600][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8046.119600][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8046.119600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8046.119600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8046.119600][T19513]      netlink_rcv_skb+0x130/0x360
[ 8046.119600][T19513]      netlink_unicast+0x449/0x710
[ 8046.119600][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8046.119600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8046.119600][T19513]      ___sys_sendmsg+0xee/0x170
[ 8046.119600][T19513]      __sys_sendmsg+0xcd/0x170
[ 8046.119600][T19513]      do_syscall_64+0xc6/0x1e0
[ 8046.119600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8046.119600][T19513] 
[ 8046.121831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8046.121831][T19513]      netdev_get_by_index+0x5e/0x80
[ 8046.121831][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8046.121831][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8046.121831][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8046.121831][T19513]      ipv6_add_addr+0x411/0x2000
[ 8046.121831][T19513]      inet6_addr_add+0x30e/0xa40
[ 8046.121831][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8046.121831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8046.121831][T19513]      netlink_rcv_skb+0x130/0x360
[ 8046.121831][T19513]      netlink_unicast+0x449/0x710
[ 8046.121831][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8046.121831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8046.121831][T19513]      ___sys_sendmsg+0xee/0x170
[ 8046.121831][T19513]      __sys_sendmsg+0xcd/0x170
[ 8046.121831][T19513]      do_syscall_64+0xc6/0x1e0
[ 8046.121831][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8046.121831][T19513] 
[ 8046.124018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8046.124018][T19513]      netdev_get_by_index+0x5e/0x80
[ 8046.124018][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8046.124018][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8046.124018][T19513]      ip6_route_add+0x1c/0x140
[ 8046.124018][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8046.124018][T19513]      addrconf_add_dev+0xe2/0x170
[ 8046.124018][T19513]      inet6_addr_add+0x12f/0xa40
[ 8046.124018][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8046.124018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8046.124018][T19513]      netlink_rcv_skb+0x130/0x360
[ 8046.124018][T19513]      netlink_unicast+0x449/0x710
[ 8046.124018][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8046.124018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8046.124018][T19513]      ___sys_sendmsg+0xee/0x170
[ 8046.124018][T19513]      __sys_sendmsg+0xcd/0x170
[ 8046.124018][T19513]      do_syscall_64+0xc6/0x1e0
[ 8046.124018][T19513] 
[ 8046.126173][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8046.126173][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8046.126173][T19513]      ipv6_find_idev+0x102/0x170
[ 8046.126173][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8046.126173][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8046.126173][T19513]      netlink_rcv_skb+0x130/0x360
[ 8046.126173][T19513]      netlink_unicast+0x449/0x710
[ 8046.126173][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8046.126173][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8046.126173][T19513]      ___sys_sendmsg+0xee/0x170
[ 8046.126173][T19513]      __sys_sendmsg+0xcd/0x170
[ 8046.126173][T19513]      do_syscall_64+0xc6/0x1e0
[ 8046.126173][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8046.126173][T19513] 
[ 8046.127855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8046.127855][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8046.127855][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8046.127855][T19513]      ipv6_find_idev+0x102/0x170
[ 8046.127855][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8046.127855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8046.127855][T19513]      netlink_rcv_skb+0x130/0x360
[ 8046.127855][T19513]      netlink_unicast+0x449/0x710
[ 8046.127855][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8046.127855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8046.127855][T19513]      ___sys_sendmsg+0xee/0x170
[ 8046.127855][T19513]      __sys_sendmsg+0xcd/0x170
[ 8046.127855][T19513]      do_syscall_64+0xc6/0x1e0
[ 8046.127855][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8046.127855][T19513] 
[ 8056.367146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8056.367603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8056.367603][T19513]      netdev_get_by_index+0x5e/0x80
[ 8056.367603][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8056.367603][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8056.367603][T19513]      ip6_route_add+0x1c/0x140
[ 8056.367603][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8056.367603][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8056.367603][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8056.367603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8056.367603][T19513]      netlink_rcv_skb+0x130/0x360
[ 8056.367603][T19513]      netlink_unicast+0x449/0x710
[ 8056.367603][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8056.367603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8056.367603][T19513]      ___sys_sendmsg+0xee/0x170
[ 8056.367603][T19513]      __sys_sendmsg+0xcd/0x170
[ 8056.367603][T19513]      do_syscall_64+0xc6/0x1e0
[ 8056.367603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8056.367603][T19513] 
[ 8056.369835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8056.369835][T19513]      netdev_get_by_index+0x5e/0x80
[ 8056.369835][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8056.369835][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8056.369835][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8056.369835][T19513]      ipv6_add_addr+0x411/0x2000
[ 8056.369835][T19513]      inet6_addr_add+0x30e/0xa40
[ 8056.369835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8056.369835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8056.369835][T19513]      netlink_rcv_skb+0x130/0x360
[ 8056.369835][T19513]      netlink_unicast+0x449/0x710
[ 8056.369835][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8056.369835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8056.369835][T19513]      ___sys_sendmsg+0xee/0x170
[ 8056.369835][T19513]      __sys_sendmsg+0xcd/0x170
[ 8056.369835][T19513]      do_syscall_64+0xc6/0x1e0
[ 8056.369835][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8056.369835][T19513] 
[ 8056.372038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8056.372038][T19513]      netdev_get_by_index+0x5e/0x80
[ 8056.372038][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8056.372038][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8056.372038][T19513]      ip6_route_add+0x1c/0x140
[ 8056.372038][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8056.372038][T19513]      addrconf_add_dev+0xe2/0x170
[ 8056.372038][T19513]      inet6_addr_add+0x12f/0xa40
[ 8056.372038][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8056.372038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8056.372038][T19513]      netlink_rcv_skb+0x130/0x360
[ 8056.372038][T19513]      netlink_unicast+0x449/0x710
[ 8056.372038][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8056.372038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8056.372038][T19513]      ___sys_sendmsg+0xee/0x170
[ 8056.372038][T19513]      __sys_sendmsg+0xcd/0x170
[ 8056.372038][T19513]      do_syscall_64+0xc6/0x1e0
[ 8056.372038][T19513] 
[ 8056.374195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8056.374195][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8056.374195][T19513]      ipv6_find_idev+0x102/0x170
[ 8056.374195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8056.374195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8056.374195][T19513]      netlink_rcv_skb+0x130/0x360
[ 8056.374195][T19513]      netlink_unicast+0x449/0x710
[ 8056.374195][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8056.374195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8056.374195][T19513]      ___sys_sendmsg+0xee/0x170
[ 8056.374195][T19513]      __sys_sendmsg+0xcd/0x170
[ 8056.374195][T19513]      do_syscall_64+0xc6/0x1e0
[ 8056.374195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8056.374195][T19513] 
[ 8056.375886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8056.375886][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8056.375886][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8056.375886][T19513]      ipv6_find_idev+0x102/0x170
[ 8056.375886][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8056.375886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8056.375886][T19513]      netlink_rcv_skb+0x130/0x360
[ 8056.375886][T19513]      netlink_unicast+0x449/0x710
[ 8056.375886][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8056.375886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8056.375886][T19513]      ___sys_sendmsg+0xee/0x170
[ 8056.375886][T19513]      __sys_sendmsg+0xcd/0x170
[ 8056.375886][T19513]      do_syscall_64+0xc6/0x1e0
[ 8056.375886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8056.375886][T19513] 
[ 8066.615143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8066.615600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8066.615600][T19513]      netdev_get_by_index+0x5e/0x80
[ 8066.615600][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8066.615600][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8066.615600][T19513]      ip6_route_add+0x1c/0x140
[ 8066.615600][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8066.615600][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8066.615600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8066.615600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8066.615600][T19513]      netlink_rcv_skb+0x130/0x360
[ 8066.615600][T19513]      netlink_unicast+0x449/0x710
[ 8066.615600][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8066.615600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8066.615600][T19513]      ___sys_sendmsg+0xee/0x170
[ 8066.615600][T19513]      __sys_sendmsg+0xcd/0x170
[ 8066.615600][T19513]      do_syscall_64+0xc6/0x1e0
[ 8066.615600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8066.615600][T19513] 
[ 8066.617815][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8066.617815][T19513]      netdev_get_by_index+0x5e/0x80
[ 8066.617815][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8066.617815][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8066.617815][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8066.617815][T19513]      ipv6_add_addr+0x411/0x2000
[ 8066.617815][T19513]      inet6_addr_add+0x30e/0xa40
[ 8066.617815][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8066.617815][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8066.617815][T19513]      netlink_rcv_skb+0x130/0x360
[ 8066.617815][T19513]      netlink_unicast+0x449/0x710
[ 8066.617815][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8066.617815][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8066.617815][T19513]      ___sys_sendmsg+0xee/0x170
[ 8066.617815][T19513]      __sys_sendmsg+0xcd/0x170
[ 8066.617815][T19513]      do_syscall_64+0xc6/0x1e0
[ 8066.617815][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8066.617815][T19513] 
[ 8066.620028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8066.620028][T19513]      netdev_get_by_index+0x5e/0x80
[ 8066.620028][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8066.620028][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8066.620028][T19513]      ip6_route_add+0x1c/0x140
[ 8066.620028][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8066.620028][T19513]      addrconf_add_dev+0xe2/0x170
[ 8066.620028][T19513]      inet6_addr_add+0x12f/0xa40
[ 8066.620028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8066.620028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8066.620028][T19513]      netlink_rcv_skb+0x130/0x360
[ 8066.620028][T19513]      netlink_unicast+0x449/0x710
[ 8066.620028][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8066.620028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8066.620028][T19513]      ___sys_sendmsg+0xee/0x170
[ 8066.620028][T19513]      __sys_sendmsg+0xcd/0x170
[ 8066.620028][T19513]      do_syscall_64+0xc6/0x1e0
[ 8066.620028][T19513] 
[ 8066.622179][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8066.622179][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8066.622179][T19513]      ipv6_find_idev+0x102/0x170
[ 8066.622179][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8066.622179][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8066.622179][T19513]      netlink_rcv_skb+0x130/0x360
[ 8066.622179][T19513]      netlink_unicast+0x449/0x710
[ 8066.622179][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8066.622179][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8066.622179][T19513]      ___sys_sendmsg+0xee/0x170
[ 8066.622179][T19513]      __sys_sendmsg+0xcd/0x170
[ 8066.622179][T19513]      do_syscall_64+0xc6/0x1e0
[ 8066.622179][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8066.622179][T19513] 
[ 8066.623865][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8066.623865][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8066.623865][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8066.623865][T19513]      ipv6_find_idev+0x102/0x170
[ 8066.623865][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8066.623865][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8066.623865][T19513]      netlink_rcv_skb+0x130/0x360
[ 8066.623865][T19513]      netlink_unicast+0x449/0x710
[ 8066.623865][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8066.623865][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8066.623865][T19513]      ___sys_sendmsg+0xee/0x170
[ 8066.623865][T19513]      __sys_sendmsg+0xcd/0x170
[ 8066.623865][T19513]      do_syscall_64+0xc6/0x1e0
[ 8066.623865][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8066.623865][T19513] 
[ 8076.863137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8076.863589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8076.863589][T19513]      netdev_get_by_index+0x5e/0x80
[ 8076.863589][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8076.863589][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8076.863589][T19513]      ip6_route_add+0x1c/0x140
[ 8076.863589][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8076.863589][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8076.863589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8076.863589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8076.863589][T19513]      netlink_rcv_skb+0x130/0x360
[ 8076.863589][T19513]      netlink_unicast+0x449/0x710
[ 8076.863589][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8076.863589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8076.863589][T19513]      ___sys_sendmsg+0xee/0x170
[ 8076.863589][T19513]      __sys_sendmsg+0xcd/0x170
[ 8076.863589][T19513]      do_syscall_64+0xc6/0x1e0
[ 8076.863589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8076.863589][T19513] 
[ 8076.865819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8076.865819][T19513]      netdev_get_by_index+0x5e/0x80
[ 8076.865819][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8076.865819][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8076.865819][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8076.865819][T19513]      ipv6_add_addr+0x411/0x2000
[ 8076.865819][T19513]      inet6_addr_add+0x30e/0xa40
[ 8076.865819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8076.865819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8076.865819][T19513]      netlink_rcv_skb+0x130/0x360
[ 8076.865819][T19513]      netlink_unicast+0x449/0x710
[ 8076.865819][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8076.865819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8076.865819][T19513]      ___sys_sendmsg+0xee/0x170
[ 8076.865819][T19513]      __sys_sendmsg+0xcd/0x170
[ 8076.865819][T19513]      do_syscall_64+0xc6/0x1e0
[ 8076.865819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8076.865819][T19513] 
[ 8076.868012][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8076.868012][T19513]      netdev_get_by_index+0x5e/0x80
[ 8076.868012][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8076.868012][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8076.868012][T19513]      ip6_route_add+0x1c/0x140
[ 8076.868012][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8076.868012][T19513]      addrconf_add_dev+0xe2/0x170
[ 8076.868012][T19513]      inet6_addr_add+0x12f/0xa40
[ 8076.868012][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8076.868012][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8076.868012][T19513]      netlink_rcv_skb+0x130/0x360
[ 8076.868012][T19513]      netlink_unicast+0x449/0x710
[ 8076.868012][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8076.868012][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8076.868012][T19513]      ___sys_sendmsg+0xee/0x170
[ 8076.868012][T19513]      __sys_sendmsg+0xcd/0x170
[ 8076.868012][T19513]      do_syscall_64+0xc6/0x1e0
[ 8076.868012][T19513] 
[ 8076.870179][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8076.870179][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8076.870179][T19513]      ipv6_find_idev+0x102/0x170
[ 8076.870179][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8076.870179][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8076.870179][T19513]      netlink_rcv_skb+0x130/0x360
[ 8076.870179][T19513]      netlink_unicast+0x449/0x710
[ 8076.870179][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8076.870179][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8076.870179][T19513]      ___sys_sendmsg+0xee/0x170
[ 8076.870179][T19513]      __sys_sendmsg+0xcd/0x170
[ 8076.870179][T19513]      do_syscall_64+0xc6/0x1e0
[ 8076.870179][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8076.870179][T19513] 
[ 8076.871869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8076.871869][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8076.871869][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8076.871869][T19513]      ipv6_find_idev+0x102/0x170
[ 8076.871869][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8076.871869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8076.871869][T19513]      netlink_rcv_skb+0x130/0x360
[ 8076.871869][T19513]      netlink_unicast+0x449/0x710
[ 8076.871869][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8076.871869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8076.871869][T19513]      ___sys_sendmsg+0xee/0x170
[ 8076.871869][T19513]      __sys_sendmsg+0xcd/0x170
[ 8076.871869][T19513]      do_syscall_64+0xc6/0x1e0
[ 8076.871869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8076.871869][T19513] 
[ 8087.111157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8087.111643][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8087.111643][T19513]      netdev_get_by_index+0x5e/0x80
[ 8087.111643][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8087.111643][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8087.111643][T19513]      ip6_route_add+0x1c/0x140
[ 8087.111643][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8087.111643][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8087.111643][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8087.111643][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8087.111643][T19513]      netlink_rcv_skb+0x130/0x360
[ 8087.111643][T19513]      netlink_unicast+0x449/0x710
[ 8087.111643][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8087.111643][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8087.111643][T19513]      ___sys_sendmsg+0xee/0x170
[ 8087.111643][T19513]      __sys_sendmsg+0xcd/0x170
[ 8087.111643][T19513]      do_syscall_64+0xc6/0x1e0
[ 8087.111643][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8087.111643][T19513] 
[ 8087.113909][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8087.113909][T19513]      netdev_get_by_index+0x5e/0x80
[ 8087.113909][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8087.113909][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8087.113909][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8087.113909][T19513]      ipv6_add_addr+0x411/0x2000
[ 8087.113909][T19513]      inet6_addr_add+0x30e/0xa40
[ 8087.113909][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8087.113909][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8087.113909][T19513]      netlink_rcv_skb+0x130/0x360
[ 8087.113909][T19513]      netlink_unicast+0x449/0x710
[ 8087.113909][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8087.113909][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8087.113909][T19513]      ___sys_sendmsg+0xee/0x170
[ 8087.113909][T19513]      __sys_sendmsg+0xcd/0x170
[ 8087.113909][T19513]      do_syscall_64+0xc6/0x1e0
[ 8087.113909][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8087.113909][T19513] 
[ 8087.116138][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8087.116138][T19513]      netdev_get_by_index+0x5e/0x80
[ 8087.116138][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8087.116138][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8087.116138][T19513]      ip6_route_add+0x1c/0x140
[ 8087.116138][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8087.116138][T19513]      addrconf_add_dev+0xe2/0x170
[ 8087.116138][T19513]      inet6_addr_add+0x12f/0xa40
[ 8087.116138][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8087.116138][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8087.116138][T19513]      netlink_rcv_skb+0x130/0x360
[ 8087.116138][T19513]      netlink_unicast+0x449/0x710
[ 8087.116138][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8087.116138][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8087.116138][T19513]      ___sys_sendmsg+0xee/0x170
[ 8087.116138][T19513]      __sys_sendmsg+0xcd/0x170
[ 8087.116138][T19513]      do_syscall_64+0xc6/0x1e0
[ 8087.116138][T19513] 
[ 8087.118333][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8087.118333][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8087.118333][T19513]      ipv6_find_idev+0x102/0x170
[ 8087.118333][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8087.118333][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8087.118333][T19513]      netlink_rcv_skb+0x130/0x360
[ 8087.118333][T19513]      netlink_unicast+0x449/0x710
[ 8087.118333][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8087.118333][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8087.118333][T19513]      ___sys_sendmsg+0xee/0x170
[ 8087.118333][T19513]      __sys_sendmsg+0xcd/0x170
[ 8087.118333][T19513]      do_syscall_64+0xc6/0x1e0
[ 8087.118333][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8087.118333][T19513] 
[ 8087.120054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8087.120054][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8087.120054][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8087.120054][T19513]      ipv6_find_idev+0x102/0x170
[ 8087.120054][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8087.120054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8087.120054][T19513]      netlink_rcv_skb+0x130/0x360
[ 8087.120054][T19513]      netlink_unicast+0x449/0x710
[ 8087.120054][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8087.120054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8087.120054][T19513]      ___sys_sendmsg+0xee/0x170
[ 8087.120054][T19513]      __sys_sendmsg+0xcd/0x170
[ 8087.120054][T19513]      do_syscall_64+0xc6/0x1e0
[ 8087.120054][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8087.120054][T19513] 
[ 8097.359134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8097.359620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8097.359620][T19513]      netdev_get_by_index+0x5e/0x80
[ 8097.359620][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8097.359620][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8097.359620][T19513]      ip6_route_add+0x1c/0x140
[ 8097.359620][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8097.359620][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8097.359620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8097.359620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8097.359620][T19513]      netlink_rcv_skb+0x130/0x360
[ 8097.359620][T19513]      netlink_unicast+0x449/0x710
[ 8097.359620][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8097.359620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8097.359620][T19513]      ___sys_sendmsg+0xee/0x170
[ 8097.359620][T19513]      __sys_sendmsg+0xcd/0x170
[ 8097.359620][T19513]      do_syscall_64+0xc6/0x1e0
[ 8097.359620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8097.359620][T19513] 
[ 8097.361890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8097.361890][T19513]      netdev_get_by_index+0x5e/0x80
[ 8097.361890][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8097.361890][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8097.361890][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8097.361890][T19513]      ipv6_add_addr+0x411/0x2000
[ 8097.361890][T19513]      inet6_addr_add+0x30e/0xa40
[ 8097.361890][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8097.361890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8097.361890][T19513]      netlink_rcv_skb+0x130/0x360
[ 8097.361890][T19513]      netlink_unicast+0x449/0x710
[ 8097.361890][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8097.361890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8097.361890][T19513]      ___sys_sendmsg+0xee/0x170
[ 8097.361890][T19513]      __sys_sendmsg+0xcd/0x170
[ 8097.361890][T19513]      do_syscall_64+0xc6/0x1e0
[ 8097.361890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8097.361890][T19513] 
[ 8097.364124][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8097.364124][T19513]      netdev_get_by_index+0x5e/0x80
[ 8097.364124][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8097.364124][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8097.364124][T19513]      ip6_route_add+0x1c/0x140
[ 8097.364124][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8097.364124][T19513]      addrconf_add_dev+0xe2/0x170
[ 8097.364124][T19513]      inet6_addr_add+0x12f/0xa40
[ 8097.364124][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8097.364124][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8097.364124][T19513]      netlink_rcv_skb+0x130/0x360
[ 8097.364124][T19513]      netlink_unicast+0x449/0x710
[ 8097.364124][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8097.364124][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8097.364124][T19513]      ___sys_sendmsg+0xee/0x170
[ 8097.364124][T19513]      __sys_sendmsg+0xcd/0x170
[ 8097.364124][T19513]      do_syscall_64+0xc6/0x1e0
[ 8097.364124][T19513] 
[ 8097.366311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8097.366311][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8097.366311][T19513]      ipv6_find_idev+0x102/0x170
[ 8097.366311][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8097.366311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8097.366311][T19513]      netlink_rcv_skb+0x130/0x360
[ 8097.366311][T19513]      netlink_unicast+0x449/0x710
[ 8097.366311][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8097.366311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8097.366311][T19513]      ___sys_sendmsg+0xee/0x170
[ 8097.366311][T19513]      __sys_sendmsg+0xcd/0x170
[ 8097.366311][T19513]      do_syscall_64+0xc6/0x1e0
[ 8097.366311][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8097.366311][T19513] 
[ 8097.368027][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8097.368027][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8097.368027][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8097.368027][T19513]      ipv6_find_idev+0x102/0x170
[ 8097.368027][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8097.368027][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8097.368027][T19513]      netlink_rcv_skb+0x130/0x360
[ 8097.368027][T19513]      netlink_unicast+0x449/0x710
[ 8097.368027][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8097.368027][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8097.368027][T19513]      ___sys_sendmsg+0xee/0x170
[ 8097.368027][T19513]      __sys_sendmsg+0xcd/0x170
[ 8097.368027][T19513]      do_syscall_64+0xc6/0x1e0
[ 8097.368027][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8097.368027][T19513] 
[ 8107.607149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8107.607577][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8107.607577][T19513]      netdev_get_by_index+0x5e/0x80
[ 8107.607577][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8107.607577][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8107.607577][T19513]      ip6_route_add+0x1c/0x140
[ 8107.607577][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8107.607577][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8107.607577][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8107.607577][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8107.607577][T19513]      netlink_rcv_skb+0x130/0x360
[ 8107.607577][T19513]      netlink_unicast+0x449/0x710
[ 8107.607577][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8107.607577][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8107.607577][T19513]      ___sys_sendmsg+0xee/0x170
[ 8107.607577][T19513]      __sys_sendmsg+0xcd/0x170
[ 8107.607577][T19513]      do_syscall_64+0xc6/0x1e0
[ 8107.607577][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8107.607577][T19513] 
[ 8107.609863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8107.609863][T19513]      netdev_get_by_index+0x5e/0x80
[ 8107.609863][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8107.609863][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8107.609863][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8107.609863][T19513]      ipv6_add_addr+0x411/0x2000
[ 8107.609863][T19513]      inet6_addr_add+0x30e/0xa40
[ 8107.609863][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8107.609863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8107.609863][T19513]      netlink_rcv_skb+0x130/0x360
[ 8107.609863][T19513]      netlink_unicast+0x449/0x710
[ 8107.609863][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8107.609863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8107.609863][T19513]      ___sys_sendmsg+0xee/0x170
[ 8107.609863][T19513]      __sys_sendmsg+0xcd/0x170
[ 8107.609863][T19513]      do_syscall_64+0xc6/0x1e0
[ 8107.609863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8107.609863][T19513] 
[ 8107.612092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8107.612092][T19513]      netdev_get_by_index+0x5e/0x80
[ 8107.612092][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8107.612092][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8107.612092][T19513]      ip6_route_add+0x1c/0x140
[ 8107.612092][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8107.612092][T19513]      addrconf_add_dev+0xe2/0x170
[ 8107.612092][T19513]      inet6_addr_add+0x12f/0xa40
[ 8107.612092][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8107.612092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8107.612092][T19513]      netlink_rcv_skb+0x130/0x360
[ 8107.612092][T19513]      netlink_unicast+0x449/0x710
[ 8107.612092][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8107.612092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8107.612092][T19513]      ___sys_sendmsg+0xee/0x170
[ 8107.612092][T19513]      __sys_sendmsg+0xcd/0x170
[ 8107.612092][T19513]      do_syscall_64+0xc6/0x1e0
[ 8107.612092][T19513] 
[ 8107.614289][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8107.614289][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8107.614289][T19513]      ipv6_find_idev+0x102/0x170
[ 8107.614289][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8107.614289][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8107.614289][T19513]      netlink_rcv_skb+0x130/0x360
[ 8107.614289][T19513]      netlink_unicast+0x449/0x710
[ 8107.614289][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8107.614289][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8107.614289][T19513]      ___sys_sendmsg+0xee/0x170
[ 8107.614289][T19513]      __sys_sendmsg+0xcd/0x170
[ 8107.614289][T19513]      do_syscall_64+0xc6/0x1e0
[ 8107.614289][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8107.614289][T19513] 
[ 8107.616004][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8107.616004][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8107.616004][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8107.616004][T19513]      ipv6_find_idev+0x102/0x170
[ 8107.616004][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8107.616004][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8107.616004][T19513]      netlink_rcv_skb+0x130/0x360
[ 8107.616004][T19513]      netlink_unicast+0x449/0x710
[ 8107.616004][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8107.616004][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8107.616004][T19513]      ___sys_sendmsg+0xee/0x170
[ 8107.616004][T19513]      __sys_sendmsg+0xcd/0x170
[ 8107.616004][T19513]      do_syscall_64+0xc6/0x1e0
[ 8107.616004][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8107.616004][T19513] 
[ 8117.855165][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8117.855598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8117.855598][T19513]      netdev_get_by_index+0x5e/0x80
[ 8117.855598][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8117.855598][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8117.855598][T19513]      ip6_route_add+0x1c/0x140
[ 8117.855598][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8117.855598][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8117.855598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8117.855598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8117.855598][T19513]      netlink_rcv_skb+0x130/0x360
[ 8117.855598][T19513]      netlink_unicast+0x449/0x710
[ 8117.855598][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8117.855598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8117.855598][T19513]      ___sys_sendmsg+0xee/0x170
[ 8117.855598][T19513]      __sys_sendmsg+0xcd/0x170
[ 8117.855598][T19513]      do_syscall_64+0xc6/0x1e0
[ 8117.855598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8117.855598][T19513] 
[ 8117.857863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8117.857863][T19513]      netdev_get_by_index+0x5e/0x80
[ 8117.857863][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8117.857863][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8117.857863][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8117.857863][T19513]      ipv6_add_addr+0x411/0x2000
[ 8117.857863][T19513]      inet6_addr_add+0x30e/0xa40
[ 8117.857863][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8117.857863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8117.857863][T19513]      netlink_rcv_skb+0x130/0x360
[ 8117.857863][T19513]      netlink_unicast+0x449/0x710
[ 8117.857863][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8117.857863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8117.857863][T19513]      ___sys_sendmsg+0xee/0x170
[ 8117.857863][T19513]      __sys_sendmsg+0xcd/0x170
[ 8117.857863][T19513]      do_syscall_64+0xc6/0x1e0
[ 8117.857863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8117.857863][T19513] 
[ 8117.860091][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8117.860091][T19513]      netdev_get_by_index+0x5e/0x80
[ 8117.860091][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8117.860091][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8117.860091][T19513]      ip6_route_add+0x1c/0x140
[ 8117.860091][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8117.860091][T19513]      addrconf_add_dev+0xe2/0x170
[ 8117.860091][T19513]      inet6_addr_add+0x12f/0xa40
[ 8117.860091][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8117.860091][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8117.860091][T19513]      netlink_rcv_skb+0x130/0x360
[ 8117.860091][T19513]      netlink_unicast+0x449/0x710
[ 8117.860091][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8117.860091][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8117.860091][T19513]      ___sys_sendmsg+0xee/0x170
[ 8117.860091][T19513]      __sys_sendmsg+0xcd/0x170
[ 8117.860091][T19513]      do_syscall_64+0xc6/0x1e0
[ 8117.860091][T19513] 
[ 8117.862290][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8117.862290][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8117.862290][T19513]      ipv6_find_idev+0x102/0x170
[ 8117.862290][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8117.862290][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8117.862290][T19513]      netlink_rcv_skb+0x130/0x360
[ 8117.862290][T19513]      netlink_unicast+0x449/0x710
[ 8117.862290][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8117.862290][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8117.862290][T19513]      ___sys_sendmsg+0xee/0x170
[ 8117.862290][T19513]      __sys_sendmsg+0xcd/0x170
[ 8117.862290][T19513]      do_syscall_64+0xc6/0x1e0
[ 8117.862290][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8117.862290][T19513] 
[ 8117.864005][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8117.864005][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8117.864005][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8117.864005][T19513]      ipv6_find_idev+0x102/0x170
[ 8117.864005][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8117.864005][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8117.864005][T19513]      netlink_rcv_skb+0x130/0x360
[ 8117.864005][T19513]      netlink_unicast+0x449/0x710
[ 8117.864005][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8117.864005][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8117.864005][T19513]      ___sys_sendmsg+0xee/0x170
[ 8117.864005][T19513]      __sys_sendmsg+0xcd/0x170
[ 8117.864005][T19513]      do_syscall_64+0xc6/0x1e0
[ 8117.864005][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8117.864005][T19513] 
[ 8128.103144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8128.103620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8128.103620][T19513]      netdev_get_by_index+0x5e/0x80
[ 8128.103620][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8128.103620][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8128.103620][T19513]      ip6_route_add+0x1c/0x140
[ 8128.103620][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8128.103620][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8128.103620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8128.103620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8128.103620][T19513]      netlink_rcv_skb+0x130/0x360
[ 8128.103620][T19513]      netlink_unicast+0x449/0x710
[ 8128.103620][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8128.103620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8128.103620][T19513]      ___sys_sendmsg+0xee/0x170
[ 8128.103620][T19513]      __sys_sendmsg+0xcd/0x170
[ 8128.103620][T19513]      do_syscall_64+0xc6/0x1e0
[ 8128.103620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8128.103620][T19513] 
[ 8128.105880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8128.105880][T19513]      netdev_get_by_index+0x5e/0x80
[ 8128.105880][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8128.105880][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8128.105880][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8128.105880][T19513]      ipv6_add_addr+0x411/0x2000
[ 8128.105880][T19513]      inet6_addr_add+0x30e/0xa40
[ 8128.105880][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8128.105880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8128.105880][T19513]      netlink_rcv_skb+0x130/0x360
[ 8128.105880][T19513]      netlink_unicast+0x449/0x710
[ 8128.105880][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8128.105880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8128.105880][T19513]      ___sys_sendmsg+0xee/0x170
[ 8128.105880][T19513]      __sys_sendmsg+0xcd/0x170
[ 8128.105880][T19513]      do_syscall_64+0xc6/0x1e0
[ 8128.105880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8128.105880][T19513] 
[ 8128.108114][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8128.108114][T19513]      netdev_get_by_index+0x5e/0x80
[ 8128.108114][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8128.108114][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8128.108114][T19513]      ip6_route_add+0x1c/0x140
[ 8128.108114][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8128.108114][T19513]      addrconf_add_dev+0xe2/0x170
[ 8128.108114][T19513]      inet6_addr_add+0x12f/0xa40
[ 8128.108114][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8128.108114][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8128.108114][T19513]      netlink_rcv_skb+0x130/0x360
[ 8128.108114][T19513]      netlink_unicast+0x449/0x710
[ 8128.108114][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8128.108114][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8128.108114][T19513]      ___sys_sendmsg+0xee/0x170
[ 8128.108114][T19513]      __sys_sendmsg+0xcd/0x170
[ 8128.108114][T19513]      do_syscall_64+0xc6/0x1e0
[ 8128.108114][T19513] 
[ 8128.110319][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8128.110319][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8128.110319][T19513]      ipv6_find_idev+0x102/0x170
[ 8128.110319][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8128.110319][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8128.110319][T19513]      netlink_rcv_skb+0x130/0x360
[ 8128.110319][T19513]      netlink_unicast+0x449/0x710
[ 8128.110319][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8128.110319][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8128.110319][T19513]      ___sys_sendmsg+0xee/0x170
[ 8128.110319][T19513]      __sys_sendmsg+0xcd/0x170
[ 8128.110319][T19513]      do_syscall_64+0xc6/0x1e0
[ 8128.110319][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8128.110319][T19513] 
[ 8128.112033][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8128.112033][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8128.112033][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8128.112033][T19513]      ipv6_find_idev+0x102/0x170
[ 8128.112033][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8128.112033][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8128.112033][T19513]      netlink_rcv_skb+0x130/0x360
[ 8128.112033][T19513]      netlink_unicast+0x449/0x710
[ 8128.112033][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8128.112033][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8128.112033][T19513]      ___sys_sendmsg+0xee/0x170
[ 8128.112033][T19513]      __sys_sendmsg+0xcd/0x170
[ 8128.112033][T19513]      do_syscall_64+0xc6/0x1e0
[ 8128.112033][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8128.112033][T19513] 
[ 8138.351171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8138.351623][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8138.351623][T19513]      netdev_get_by_index+0x5e/0x80
[ 8138.351623][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8138.351623][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8138.351623][T19513]      ip6_route_add+0x1c/0x140
[ 8138.351623][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8138.351623][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8138.351623][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8138.351623][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8138.351623][T19513]      netlink_rcv_skb+0x130/0x360
[ 8138.351623][T19513]      netlink_unicast+0x449/0x710
[ 8138.351623][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8138.351623][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8138.351623][T19513]      ___sys_sendmsg+0xee/0x170
[ 8138.351623][T19513]      __sys_sendmsg+0xcd/0x170
[ 8138.351623][T19513]      do_syscall_64+0xc6/0x1e0
[ 8138.351623][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8138.351623][T19513] 
[ 8138.353862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8138.353862][T19513]      netdev_get_by_index+0x5e/0x80
[ 8138.353862][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8138.353862][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8138.353862][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8138.353862][T19513]      ipv6_add_addr+0x411/0x2000
[ 8138.353862][T19513]      inet6_addr_add+0x30e/0xa40
[ 8138.353862][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8138.353862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8138.353862][T19513]      netlink_rcv_skb+0x130/0x360
[ 8138.353862][T19513]      netlink_unicast+0x449/0x710
[ 8138.353862][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8138.353862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8138.353862][T19513]      ___sys_sendmsg+0xee/0x170
[ 8138.353862][T19513]      __sys_sendmsg+0xcd/0x170
[ 8138.353862][T19513]      do_syscall_64+0xc6/0x1e0
[ 8138.353862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8138.353862][T19513] 
[ 8138.356072][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8138.356072][T19513]      netdev_get_by_index+0x5e/0x80
[ 8138.356072][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8138.356072][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8138.356072][T19513]      ip6_route_add+0x1c/0x140
[ 8138.356072][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8138.356072][T19513]      addrconf_add_dev+0xe2/0x170
[ 8138.356072][T19513]      inet6_addr_add+0x12f/0xa40
[ 8138.356072][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8138.356072][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8138.356072][T19513]      netlink_rcv_skb+0x130/0x360
[ 8138.356072][T19513]      netlink_unicast+0x449/0x710
[ 8138.356072][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8138.356072][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8138.356072][T19513]      ___sys_sendmsg+0xee/0x170
[ 8138.356072][T19513]      __sys_sendmsg+0xcd/0x170
[ 8138.356072][T19513]      do_syscall_64+0xc6/0x1e0
[ 8138.356072][T19513] 
[ 8138.358230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8138.358230][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8138.358230][T19513]      ipv6_find_idev+0x102/0x170
[ 8138.358230][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8138.358230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8138.358230][T19513]      netlink_rcv_skb+0x130/0x360
[ 8138.358230][T19513]      netlink_unicast+0x449/0x710
[ 8138.358230][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8138.358230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8138.358230][T19513]      ___sys_sendmsg+0xee/0x170
[ 8138.358230][T19513]      __sys_sendmsg+0xcd/0x170
[ 8138.358230][T19513]      do_syscall_64+0xc6/0x1e0
[ 8138.358230][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8138.358230][T19513] 
[ 8138.359931][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8138.359931][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8138.359931][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8138.359931][T19513]      ipv6_find_idev+0x102/0x170
[ 8138.359931][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8138.359931][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8138.359931][T19513]      netlink_rcv_skb+0x130/0x360
[ 8138.359931][T19513]      netlink_unicast+0x449/0x710
[ 8138.359931][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8138.359931][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8138.359931][T19513]      ___sys_sendmsg+0xee/0x170
[ 8138.359931][T19513]      __sys_sendmsg+0xcd/0x170
[ 8138.359931][T19513]      do_syscall_64+0xc6/0x1e0
[ 8138.359931][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8138.359931][T19513] 
[ 8148.599132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8148.599599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8148.599599][T19513]      netdev_get_by_index+0x5e/0x80
[ 8148.599599][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8148.599599][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8148.599599][T19513]      ip6_route_add+0x1c/0x140
[ 8148.599599][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8148.599599][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8148.599599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8148.599599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8148.599599][T19513]      netlink_rcv_skb+0x130/0x360
[ 8148.599599][T19513]      netlink_unicast+0x449/0x710
[ 8148.599599][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8148.599599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8148.599599][T19513]      ___sys_sendmsg+0xee/0x170
[ 8148.599599][T19513]      __sys_sendmsg+0xcd/0x170
[ 8148.599599][T19513]      do_syscall_64+0xc6/0x1e0
[ 8148.599599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8148.599599][T19513] 
[ 8148.602352][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8148.602352][T19513]      netdev_get_by_index+0x5e/0x80
[ 8148.602352][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8148.602352][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8148.602352][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8148.602352][T19513]      ipv6_add_addr+0x411/0x2000
[ 8148.602352][T19513]      inet6_addr_add+0x30e/0xa40
[ 8148.602352][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8148.602352][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8148.602352][T19513]      netlink_rcv_skb+0x130/0x360
[ 8148.602352][T19513]      netlink_unicast+0x449/0x710
[ 8148.602352][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8148.602352][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8148.602352][T19513]      ___sys_sendmsg+0xee/0x170
[ 8148.602352][T19513]      __sys_sendmsg+0xcd/0x170
[ 8148.602352][T19513]      do_syscall_64+0xc6/0x1e0
[ 8148.602352][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8148.602352][T19513] 
[ 8148.604555][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8148.604555][T19513]      netdev_get_by_index+0x5e/0x80
[ 8148.604555][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8148.604555][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8148.604555][T19513]      ip6_route_add+0x1c/0x140
[ 8148.604555][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8148.604555][T19513]      addrconf_add_dev+0xe2/0x170
[ 8148.604555][T19513]      inet6_addr_add+0x12f/0xa40
[ 8148.604555][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8148.604555][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8148.604555][T19513]      netlink_rcv_skb+0x130/0x360
[ 8148.604555][T19513]      netlink_unicast+0x449/0x710
[ 8148.604555][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8148.604555][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8148.604555][T19513]      ___sys_sendmsg+0xee/0x170
[ 8148.604555][T19513]      __sys_sendmsg+0xcd/0x170
[ 8148.604555][T19513]      do_syscall_64+0xc6/0x1e0
[ 8148.604555][T19513] 
[ 8148.606821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8148.606821][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8148.606821][T19513]      ipv6_find_idev+0x102/0x170
[ 8148.606821][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8148.606821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8148.606821][T19513]      netlink_rcv_skb+0x130/0x360
[ 8148.606821][T19513]      netlink_unicast+0x449/0x710
[ 8148.606821][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8148.606821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8148.606821][T19513]      ___sys_sendmsg+0xee/0x170
[ 8148.606821][T19513]      __sys_sendmsg+0xcd/0x170
[ 8148.606821][T19513]      do_syscall_64+0xc6/0x1e0
[ 8148.606821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8148.606821][T19513] 
[ 8148.608530][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8148.608530][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8148.608530][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8148.608530][T19513]      ipv6_find_idev+0x102/0x170
[ 8148.608530][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8148.608530][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8148.608530][T19513]      netlink_rcv_skb+0x130/0x360
[ 8148.608530][T19513]      netlink_unicast+0x449/0x710
[ 8148.608530][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8148.608530][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8148.608530][T19513]      ___sys_sendmsg+0xee/0x170
[ 8148.608530][T19513]      __sys_sendmsg+0xcd/0x170
[ 8148.608530][T19513]      do_syscall_64+0xc6/0x1e0
[ 8148.608530][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8148.608530][T19513] 
[ 8158.847152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8158.847617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8158.847617][T19513]      netdev_get_by_index+0x5e/0x80
[ 8158.847617][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8158.847617][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8158.847617][T19513]      ip6_route_add+0x1c/0x140
[ 8158.847617][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8158.847617][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8158.847617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8158.847617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8158.847617][T19513]      netlink_rcv_skb+0x130/0x360
[ 8158.847617][T19513]      netlink_unicast+0x449/0x710
[ 8158.847617][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8158.847617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8158.847617][T19513]      ___sys_sendmsg+0xee/0x170
[ 8158.847617][T19513]      __sys_sendmsg+0xcd/0x170
[ 8158.847617][T19513]      do_syscall_64+0xc6/0x1e0
[ 8158.847617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8158.847617][T19513] 
[ 8158.849874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8158.849874][T19513]      netdev_get_by_index+0x5e/0x80
[ 8158.849874][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8158.849874][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8158.849874][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8158.849874][T19513]      ipv6_add_addr+0x411/0x2000
[ 8158.849874][T19513]      inet6_addr_add+0x30e/0xa40
[ 8158.849874][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8158.849874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8158.849874][T19513]      netlink_rcv_skb+0x130/0x360
[ 8158.849874][T19513]      netlink_unicast+0x449/0x710
[ 8158.849874][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8158.849874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8158.849874][T19513]      ___sys_sendmsg+0xee/0x170
[ 8158.849874][T19513]      __sys_sendmsg+0xcd/0x170
[ 8158.849874][T19513]      do_syscall_64+0xc6/0x1e0
[ 8158.849874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8158.849874][T19513] 
[ 8158.852079][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8158.852079][T19513]      netdev_get_by_index+0x5e/0x80
[ 8158.852079][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8158.852079][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8158.852079][T19513]      ip6_route_add+0x1c/0x140
[ 8158.852079][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8158.852079][T19513]      addrconf_add_dev+0xe2/0x170
[ 8158.852079][T19513]      inet6_addr_add+0x12f/0xa40
[ 8158.852079][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8158.852079][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8158.852079][T19513]      netlink_rcv_skb+0x130/0x360
[ 8158.852079][T19513]      netlink_unicast+0x449/0x710
[ 8158.852079][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8158.852079][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8158.852079][T19513]      ___sys_sendmsg+0xee/0x170
[ 8158.852079][T19513]      __sys_sendmsg+0xcd/0x170
[ 8158.852079][T19513]      do_syscall_64+0xc6/0x1e0
[ 8158.852079][T19513] 
[ 8158.854243][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8158.854243][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8158.854243][T19513]      ipv6_find_idev+0x102/0x170
[ 8158.854243][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8158.854243][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8158.854243][T19513]      netlink_rcv_skb+0x130/0x360
[ 8158.854243][T19513]      netlink_unicast+0x449/0x710
[ 8158.854243][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8158.854243][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8158.854243][T19513]      ___sys_sendmsg+0xee/0x170
[ 8158.854243][T19513]      __sys_sendmsg+0xcd/0x170
[ 8158.854243][T19513]      do_syscall_64+0xc6/0x1e0
[ 8158.854243][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8158.854243][T19513] 
[ 8158.855939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8158.855939][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8158.855939][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8158.855939][T19513]      ipv6_find_idev+0x102/0x170
[ 8158.855939][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8158.855939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8158.855939][T19513]      netlink_rcv_skb+0x130/0x360
[ 8158.855939][T19513]      netlink_unicast+0x449/0x710
[ 8158.855939][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8158.855939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8158.855939][T19513]      ___sys_sendmsg+0xee/0x170
[ 8158.855939][T19513]      __sys_sendmsg+0xcd/0x170
[ 8158.855939][T19513]      do_syscall_64+0xc6/0x1e0
[ 8158.855939][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8158.855939][T19513] 
[ 8169.095172][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8169.095653][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8169.095653][T19513]      netdev_get_by_index+0x5e/0x80
[ 8169.095653][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8169.095653][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8169.095653][T19513]      ip6_route_add+0x1c/0x140
[ 8169.095653][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8169.095653][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8169.095653][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8169.095653][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8169.095653][T19513]      netlink_rcv_skb+0x130/0x360
[ 8169.095653][T19513]      netlink_unicast+0x449/0x710
[ 8169.095653][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8169.095653][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8169.095653][T19513]      ___sys_sendmsg+0xee/0x170
[ 8169.095653][T19513]      __sys_sendmsg+0xcd/0x170
[ 8169.095653][T19513]      do_syscall_64+0xc6/0x1e0
[ 8169.095653][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8169.095653][T19513] 
[ 8169.097890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8169.097890][T19513]      netdev_get_by_index+0x5e/0x80
[ 8169.097890][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8169.097890][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8169.097890][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8169.097890][T19513]      ipv6_add_addr+0x411/0x2000
[ 8169.097890][T19513]      inet6_addr_add+0x30e/0xa40
[ 8169.097890][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8169.097890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8169.097890][T19513]      netlink_rcv_skb+0x130/0x360
[ 8169.097890][T19513]      netlink_unicast+0x449/0x710
[ 8169.097890][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8169.097890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8169.097890][T19513]      ___sys_sendmsg+0xee/0x170
[ 8169.097890][T19513]      __sys_sendmsg+0xcd/0x170
[ 8169.097890][T19513]      do_syscall_64+0xc6/0x1e0
[ 8169.097890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8169.097890][T19513] 
[ 8169.100099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8169.100099][T19513]      netdev_get_by_index+0x5e/0x80
[ 8169.100099][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8169.100099][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8169.100099][T19513]      ip6_route_add+0x1c/0x140
[ 8169.100099][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8169.100099][T19513]      addrconf_add_dev+0xe2/0x170
[ 8169.100099][T19513]      inet6_addr_add+0x12f/0xa40
[ 8169.100099][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8169.100099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8169.100099][T19513]      netlink_rcv_skb+0x130/0x360
[ 8169.100099][T19513]      netlink_unicast+0x449/0x710
[ 8169.100099][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8169.100099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8169.100099][T19513]      ___sys_sendmsg+0xee/0x170
[ 8169.100099][T19513]      __sys_sendmsg+0xcd/0x170
[ 8169.100099][T19513]      do_syscall_64+0xc6/0x1e0
[ 8169.100099][T19513] 
[ 8169.102272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8169.102272][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8169.102272][T19513]      ipv6_find_idev+0x102/0x170
[ 8169.102272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8169.102272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8169.102272][T19513]      netlink_rcv_skb+0x130/0x360
[ 8169.102272][T19513]      netlink_unicast+0x449/0x710
[ 8169.102272][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8169.102272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8169.102272][T19513]      ___sys_sendmsg+0xee/0x170
[ 8169.102272][T19513]      __sys_sendmsg+0xcd/0x170
[ 8169.102272][T19513]      do_syscall_64+0xc6/0x1e0
[ 8169.102272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8169.102272][T19513] 
[ 8169.103962][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8169.103962][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8169.103962][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8169.103962][T19513]      ipv6_find_idev+0x102/0x170
[ 8169.103962][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8169.103962][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8169.103962][T19513]      netlink_rcv_skb+0x130/0x360
[ 8169.103962][T19513]      netlink_unicast+0x449/0x710
[ 8169.103962][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8169.103962][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8169.103962][T19513]      ___sys_sendmsg+0xee/0x170
[ 8169.103962][T19513]      __sys_sendmsg+0xcd/0x170
[ 8169.103962][T19513]      do_syscall_64+0xc6/0x1e0
[ 8169.103962][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8169.103962][T19513] 
[ 8179.287155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8179.287650][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8179.287650][T19513]      netdev_get_by_index+0x5e/0x80
[ 8179.287650][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8179.287650][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8179.287650][T19513]      ip6_route_add+0x1c/0x140
[ 8179.287650][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8179.287650][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8179.287650][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8179.287650][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8179.287650][T19513]      netlink_rcv_skb+0x130/0x360
[ 8179.287650][T19513]      netlink_unicast+0x449/0x710
[ 8179.287650][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8179.287650][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8179.287650][T19513]      ___sys_sendmsg+0xee/0x170
[ 8179.287650][T19513]      __sys_sendmsg+0xcd/0x170
[ 8179.287650][T19513]      do_syscall_64+0xc6/0x1e0
[ 8179.287650][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8179.287650][T19513] 
[ 8179.289902][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8179.289902][T19513]      netdev_get_by_index+0x5e/0x80
[ 8179.289902][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8179.289902][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8179.289902][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8179.289902][T19513]      ipv6_add_addr+0x411/0x2000
[ 8179.289902][T19513]      inet6_addr_add+0x30e/0xa40
[ 8179.289902][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8179.289902][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8179.289902][T19513]      netlink_rcv_skb+0x130/0x360
[ 8179.289902][T19513]      netlink_unicast+0x449/0x710
[ 8179.289902][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8179.289902][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8179.289902][T19513]      ___sys_sendmsg+0xee/0x170
[ 8179.289902][T19513]      __sys_sendmsg+0xcd/0x170
[ 8179.289902][T19513]      do_syscall_64+0xc6/0x1e0
[ 8179.289902][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8179.289902][T19513] 
[ 8179.292106][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8179.292106][T19513]      netdev_get_by_index+0x5e/0x80
[ 8179.292106][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8179.292106][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8179.292106][T19513]      ip6_route_add+0x1c/0x140
[ 8179.292106][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8179.292106][T19513]      addrconf_add_dev+0xe2/0x170
[ 8179.292106][T19513]      inet6_addr_add+0x12f/0xa40
[ 8179.292106][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8179.292106][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8179.292106][T19513]      netlink_rcv_skb+0x130/0x360
[ 8179.292106][T19513]      netlink_unicast+0x449/0x710
[ 8179.292106][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8179.292106][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8179.292106][T19513]      ___sys_sendmsg+0xee/0x170
[ 8179.292106][T19513]      __sys_sendmsg+0xcd/0x170
[ 8179.292106][T19513]      do_syscall_64+0xc6/0x1e0
[ 8179.292106][T19513] 
[ 8179.294265][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8179.294265][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8179.294265][T19513]      ipv6_find_idev+0x102/0x170
[ 8179.294265][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8179.294265][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8179.294265][T19513]      netlink_rcv_skb+0x130/0x360
[ 8179.294265][T19513]      netlink_unicast+0x449/0x710
[ 8179.294265][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8179.294265][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8179.294265][T19513]      ___sys_sendmsg+0xee/0x170
[ 8179.294265][T19513]      __sys_sendmsg+0xcd/0x170
[ 8179.294265][T19513]      do_syscall_64+0xc6/0x1e0
[ 8179.294265][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8179.294265][T19513] 
[ 8179.295958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8179.295958][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8179.295958][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8179.295958][T19513]      ipv6_find_idev+0x102/0x170
[ 8179.295958][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8179.295958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8179.295958][T19513]      netlink_rcv_skb+0x130/0x360
[ 8179.295958][T19513]      netlink_unicast+0x449/0x710
[ 8179.295958][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8179.295958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8179.295958][T19513]      ___sys_sendmsg+0xee/0x170
[ 8179.295958][T19513]      __sys_sendmsg+0xcd/0x170
[ 8179.295958][T19513]      do_syscall_64+0xc6/0x1e0
[ 8179.295958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8179.295958][T19513] 
[ 8189.543132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8189.543592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8189.543592][T19513]      netdev_get_by_index+0x5e/0x80
[ 8189.543592][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8189.543592][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8189.543592][T19513]      ip6_route_add+0x1c/0x140
[ 8189.543592][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8189.543592][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8189.543592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8189.543592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8189.543592][T19513]      netlink_rcv_skb+0x130/0x360
[ 8189.543592][T19513]      netlink_unicast+0x449/0x710
[ 8189.543592][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8189.543592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8189.543592][T19513]      ___sys_sendmsg+0xee/0x170
[ 8189.543592][T19513]      __sys_sendmsg+0xcd/0x170
[ 8189.543592][T19513]      do_syscall_64+0xc6/0x1e0
[ 8189.543592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8189.543592][T19513] 
[ 8189.545822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8189.545822][T19513]      netdev_get_by_index+0x5e/0x80
[ 8189.545822][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8189.545822][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8189.545822][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8189.545822][T19513]      ipv6_add_addr+0x411/0x2000
[ 8189.545822][T19513]      inet6_addr_add+0x30e/0xa40
[ 8189.545822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8189.545822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8189.545822][T19513]      netlink_rcv_skb+0x130/0x360
[ 8189.545822][T19513]      netlink_unicast+0x449/0x710
[ 8189.545822][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8189.545822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8189.545822][T19513]      ___sys_sendmsg+0xee/0x170
[ 8189.545822][T19513]      __sys_sendmsg+0xcd/0x170
[ 8189.545822][T19513]      do_syscall_64+0xc6/0x1e0
[ 8189.545822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8189.545822][T19513] 
[ 8189.548029][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8189.548029][T19513]      netdev_get_by_index+0x5e/0x80
[ 8189.548029][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8189.548029][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8189.548029][T19513]      ip6_route_add+0x1c/0x140
[ 8189.548029][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8189.548029][T19513]      addrconf_add_dev+0xe2/0x170
[ 8189.548029][T19513]      inet6_addr_add+0x12f/0xa40
[ 8189.548029][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8189.548029][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8189.548029][T19513]      netlink_rcv_skb+0x130/0x360
[ 8189.548029][T19513]      netlink_unicast+0x449/0x710
[ 8189.548029][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8189.548029][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8189.548029][T19513]      ___sys_sendmsg+0xee/0x170
[ 8189.548029][T19513]      __sys_sendmsg+0xcd/0x170
[ 8189.548029][T19513]      do_syscall_64+0xc6/0x1e0
[ 8189.548029][T19513] 
[ 8189.550199][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8189.550199][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8189.550199][T19513]      ipv6_find_idev+0x102/0x170
[ 8189.550199][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8189.550199][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8189.550199][T19513]      netlink_rcv_skb+0x130/0x360
[ 8189.550199][T19513]      netlink_unicast+0x449/0x710
[ 8189.550199][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8189.550199][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8189.550199][T19513]      ___sys_sendmsg+0xee/0x170
[ 8189.550199][T19513]      __sys_sendmsg+0xcd/0x170
[ 8189.550199][T19513]      do_syscall_64+0xc6/0x1e0
[ 8189.550199][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8189.550199][T19513] 
[ 8189.551889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8189.551889][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8189.551889][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8189.551889][T19513]      ipv6_find_idev+0x102/0x170
[ 8189.551889][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8189.551889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8189.551889][T19513]      netlink_rcv_skb+0x130/0x360
[ 8189.551889][T19513]      netlink_unicast+0x449/0x710
[ 8189.551889][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8189.551889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8189.551889][T19513]      ___sys_sendmsg+0xee/0x170
[ 8189.551889][T19513]      __sys_sendmsg+0xcd/0x170
[ 8189.551889][T19513]      do_syscall_64+0xc6/0x1e0
[ 8189.551889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8189.551889][T19513] 
[ 8199.671161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8199.671623][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8199.671623][T19513]      netdev_get_by_index+0x5e/0x80
[ 8199.671623][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8199.671623][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8199.671623][T19513]      ip6_route_add+0x1c/0x140
[ 8199.671623][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8199.671623][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8199.671623][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8199.671623][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8199.671623][T19513]      netlink_rcv_skb+0x130/0x360
[ 8199.671623][T19513]      netlink_unicast+0x449/0x710
[ 8199.671623][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8199.671623][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8199.671623][T19513]      ___sys_sendmsg+0xee/0x170
[ 8199.671623][T19513]      __sys_sendmsg+0xcd/0x170
[ 8199.671623][T19513]      do_syscall_64+0xc6/0x1e0
[ 8199.671623][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8199.671623][T19513] 
[ 8199.673903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8199.673903][T19513]      netdev_get_by_index+0x5e/0x80
[ 8199.673903][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8199.673903][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8199.673903][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8199.673903][T19513]      ipv6_add_addr+0x411/0x2000
[ 8199.673903][T19513]      inet6_addr_add+0x30e/0xa40
[ 8199.673903][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8199.673903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8199.673903][T19513]      netlink_rcv_skb+0x130/0x360
[ 8199.673903][T19513]      netlink_unicast+0x449/0x710
[ 8199.673903][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8199.673903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8199.673903][T19513]      ___sys_sendmsg+0xee/0x170
[ 8199.673903][T19513]      __sys_sendmsg+0xcd/0x170
[ 8199.673903][T19513]      do_syscall_64+0xc6/0x1e0
[ 8199.673903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8199.673903][T19513] 
[ 8199.676146][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8199.676146][T19513]      netdev_get_by_index+0x5e/0x80
[ 8199.676146][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8199.676146][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8199.676146][T19513]      ip6_route_add+0x1c/0x140
[ 8199.676146][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8199.676146][T19513]      addrconf_add_dev+0xe2/0x170
[ 8199.676146][T19513]      inet6_addr_add+0x12f/0xa40
[ 8199.676146][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8199.676146][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8199.676146][T19513]      netlink_rcv_skb+0x130/0x360
[ 8199.676146][T19513]      netlink_unicast+0x449/0x710
[ 8199.676146][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8199.676146][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8199.676146][T19513]      ___sys_sendmsg+0xee/0x170
[ 8199.676146][T19513]      __sys_sendmsg+0xcd/0x170
[ 8199.676146][T19513]      do_syscall_64+0xc6/0x1e0
[ 8199.676146][T19513] 
[ 8199.678344][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8199.678344][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8199.678344][T19513]      ipv6_find_idev+0x102/0x170
[ 8199.678344][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8199.678344][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8199.678344][T19513]      netlink_rcv_skb+0x130/0x360
[ 8199.678344][T19513]      netlink_unicast+0x449/0x710
[ 8199.678344][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8199.678344][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8199.678344][T19513]      ___sys_sendmsg+0xee/0x170
[ 8199.678344][T19513]      __sys_sendmsg+0xcd/0x170
[ 8199.678344][T19513]      do_syscall_64+0xc6/0x1e0
[ 8199.678344][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8199.678344][T19513] 
[ 8199.680072][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8199.680072][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8199.680072][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8199.680072][T19513]      ipv6_find_idev+0x102/0x170
[ 8199.680072][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8199.680072][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8199.680072][T19513]      netlink_rcv_skb+0x130/0x360
[ 8199.680072][T19513]      netlink_unicast+0x449/0x710
[ 8199.680072][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8199.680072][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8199.680072][T19513]      ___sys_sendmsg+0xee/0x170
[ 8199.680072][T19513]      __sys_sendmsg+0xcd/0x170
[ 8199.680072][T19513]      do_syscall_64+0xc6/0x1e0
[ 8199.680072][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8199.680072][T19513] 
[ 8209.919143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8209.919555][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8209.919555][T19513]      netdev_get_by_index+0x5e/0x80
[ 8209.919555][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8209.919555][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8209.919555][T19513]      ip6_route_add+0x1c/0x140
[ 8209.919555][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8209.919555][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8209.919555][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8209.919555][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8209.919555][T19513]      netlink_rcv_skb+0x130/0x360
[ 8209.919555][T19513]      netlink_unicast+0x449/0x710
[ 8209.919555][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8209.919555][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8209.919555][T19513]      ___sys_sendmsg+0xee/0x170
[ 8209.919555][T19513]      __sys_sendmsg+0xcd/0x170
[ 8209.919555][T19513]      do_syscall_64+0xc6/0x1e0
[ 8209.919555][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8209.919555][T19513] 
[ 8209.921833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8209.921833][T19513]      netdev_get_by_index+0x5e/0x80
[ 8209.921833][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8209.921833][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8209.921833][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8209.921833][T19513]      ipv6_add_addr+0x411/0x2000
[ 8209.921833][T19513]      inet6_addr_add+0x30e/0xa40
[ 8209.921833][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8209.921833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8209.921833][T19513]      netlink_rcv_skb+0x130/0x360
[ 8209.921833][T19513]      netlink_unicast+0x449/0x710
[ 8209.921833][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8209.921833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8209.921833][T19513]      ___sys_sendmsg+0xee/0x170
[ 8209.921833][T19513]      __sys_sendmsg+0xcd/0x170
[ 8209.921833][T19513]      do_syscall_64+0xc6/0x1e0
[ 8209.921833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8209.921833][T19513] 
[ 8209.924074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8209.924074][T19513]      netdev_get_by_index+0x5e/0x80
[ 8209.924074][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8209.924074][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8209.924074][T19513]      ip6_route_add+0x1c/0x140
[ 8209.924074][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8209.924074][T19513]      addrconf_add_dev+0xe2/0x170
[ 8209.924074][T19513]      inet6_addr_add+0x12f/0xa40
[ 8209.924074][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8209.924074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8209.924074][T19513]      netlink_rcv_skb+0x130/0x360
[ 8209.924074][T19513]      netlink_unicast+0x449/0x710
[ 8209.924074][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8209.924074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8209.924074][T19513]      ___sys_sendmsg+0xee/0x170
[ 8209.924074][T19513]      __sys_sendmsg+0xcd/0x170
[ 8209.924074][T19513]      do_syscall_64+0xc6/0x1e0
[ 8209.924074][T19513] 
[ 8209.926276][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8209.926276][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8209.926276][T19513]      ipv6_find_idev+0x102/0x170
[ 8209.926276][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8209.926276][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8209.926276][T19513]      netlink_rcv_skb+0x130/0x360
[ 8209.926276][T19513]      netlink_unicast+0x449/0x710
[ 8209.926276][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8209.926276][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8209.926276][T19513]      ___sys_sendmsg+0xee/0x170
[ 8209.926276][T19513]      __sys_sendmsg+0xcd/0x170
[ 8209.926276][T19513]      do_syscall_64+0xc6/0x1e0
[ 8209.926276][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8209.926276][T19513] 
[ 8209.928009][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8209.928009][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8209.928009][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8209.928009][T19513]      ipv6_find_idev+0x102/0x170
[ 8209.928009][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8209.928009][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8209.928009][T19513]      netlink_rcv_skb+0x130/0x360
[ 8209.928009][T19513]      netlink_unicast+0x449/0x710
[ 8209.928009][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8209.928009][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8209.928009][T19513]      ___sys_sendmsg+0xee/0x170
[ 8209.928009][T19513]      __sys_sendmsg+0xcd/0x170
[ 8209.928009][T19513]      do_syscall_64+0xc6/0x1e0
[ 8209.928009][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8209.928009][T19513] 
[ 8220.167118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8220.167554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8220.167554][T19513]      netdev_get_by_index+0x5e/0x80
[ 8220.167554][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8220.167554][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8220.167554][T19513]      ip6_route_add+0x1c/0x140
[ 8220.167554][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8220.167554][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8220.167554][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8220.167554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8220.167554][T19513]      netlink_rcv_skb+0x130/0x360
[ 8220.167554][T19513]      netlink_unicast+0x449/0x710
[ 8220.167554][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8220.167554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8220.167554][T19513]      ___sys_sendmsg+0xee/0x170
[ 8220.167554][T19513]      __sys_sendmsg+0xcd/0x170
[ 8220.167554][T19513]      do_syscall_64+0xc6/0x1e0
[ 8220.167554][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8220.167554][T19513] 
[ 8220.169998][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8220.169998][T19513]      netdev_get_by_index+0x5e/0x80
[ 8220.169998][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8220.169998][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8220.169998][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8220.169998][T19513]      ipv6_add_addr+0x411/0x2000
[ 8220.169998][T19513]      inet6_addr_add+0x30e/0xa40
[ 8220.169998][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8220.169998][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8220.169998][T19513]      netlink_rcv_skb+0x130/0x360
[ 8220.169998][T19513]      netlink_unicast+0x449/0x710
[ 8220.169998][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8220.169998][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8220.169998][T19513]      ___sys_sendmsg+0xee/0x170
[ 8220.169998][T19513]      __sys_sendmsg+0xcd/0x170
[ 8220.169998][T19513]      do_syscall_64+0xc6/0x1e0
[ 8220.169998][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8220.169998][T19513] 
[ 8220.172312][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8220.172312][T19513]      netdev_get_by_index+0x5e/0x80
[ 8220.172312][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8220.172312][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8220.172312][T19513]      ip6_route_add+0x1c/0x140
[ 8220.172312][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8220.172312][T19513]      addrconf_add_dev+0xe2/0x170
[ 8220.172312][T19513]      inet6_addr_add+0x12f/0xa40
[ 8220.172312][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8220.172312][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8220.172312][T19513]      netlink_rcv_skb+0x130/0x360
[ 8220.172312][T19513]      netlink_unicast+0x449/0x710
[ 8220.172312][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8220.172312][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8220.172312][T19513]      ___sys_sendmsg+0xee/0x170
[ 8220.172312][T19513]      __sys_sendmsg+0xcd/0x170
[ 8220.172312][T19513]      do_syscall_64+0xc6/0x1e0
[ 8220.172312][T19513] 
[ 8220.175063][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8220.175063][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8220.175063][T19513]      ipv6_find_idev+0x102/0x170
[ 8220.175063][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8220.175063][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8220.175063][T19513]      netlink_rcv_skb+0x130/0x360
[ 8220.175063][T19513]      netlink_unicast+0x449/0x710
[ 8220.175063][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8220.175063][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8220.175063][T19513]      ___sys_sendmsg+0xee/0x170
[ 8220.175063][T19513]      __sys_sendmsg+0xcd/0x170
[ 8220.175063][T19513]      do_syscall_64+0xc6/0x1e0
[ 8220.175063][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8220.175063][T19513] 
[ 8220.176783][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8220.176783][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8220.176783][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8220.176783][T19513]      ipv6_find_idev+0x102/0x170
[ 8220.176783][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8220.176783][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8220.176783][T19513]      netlink_rcv_skb+0x130/0x360
[ 8220.176783][T19513]      netlink_unicast+0x449/0x710
[ 8220.176783][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8220.176783][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8220.176783][T19513]      ___sys_sendmsg+0xee/0x170
[ 8220.176783][T19513]      __sys_sendmsg+0xcd/0x170
[ 8220.176783][T19513]      do_syscall_64+0xc6/0x1e0
[ 8220.176783][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8220.176783][T19513] 
[ 8230.423134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8230.423538][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8230.423538][T19513]      netdev_get_by_index+0x5e/0x80
[ 8230.423538][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8230.423538][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8230.423538][T19513]      ip6_route_add+0x1c/0x140
[ 8230.423538][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8230.423538][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8230.423538][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8230.423538][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8230.423538][T19513]      netlink_rcv_skb+0x130/0x360
[ 8230.423538][T19513]      netlink_unicast+0x449/0x710
[ 8230.423538][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8230.423538][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8230.423538][T19513]      ___sys_sendmsg+0xee/0x170
[ 8230.423538][T19513]      __sys_sendmsg+0xcd/0x170
[ 8230.423538][T19513]      do_syscall_64+0xc6/0x1e0
[ 8230.423538][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8230.423538][T19513] 
[ 8230.425777][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8230.425777][T19513]      netdev_get_by_index+0x5e/0x80
[ 8230.425777][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8230.425777][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8230.425777][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8230.425777][T19513]      ipv6_add_addr+0x411/0x2000
[ 8230.425777][T19513]      inet6_addr_add+0x30e/0xa40
[ 8230.425777][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8230.425777][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8230.425777][T19513]      netlink_rcv_skb+0x130/0x360
[ 8230.425777][T19513]      netlink_unicast+0x449/0x710
[ 8230.425777][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8230.425777][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8230.425777][T19513]      ___sys_sendmsg+0xee/0x170
[ 8230.425777][T19513]      __sys_sendmsg+0xcd/0x170
[ 8230.425777][T19513]      do_syscall_64+0xc6/0x1e0
[ 8230.425777][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8230.425777][T19513] 
[ 8230.428016][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8230.428016][T19513]      netdev_get_by_index+0x5e/0x80
[ 8230.428016][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8230.428016][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8230.428016][T19513]      ip6_route_add+0x1c/0x140
[ 8230.428016][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8230.428016][T19513]      addrconf_add_dev+0xe2/0x170
[ 8230.428016][T19513]      inet6_addr_add+0x12f/0xa40
[ 8230.428016][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8230.428016][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8230.428016][T19513]      netlink_rcv_skb+0x130/0x360
[ 8230.428016][T19513]      netlink_unicast+0x449/0x710
[ 8230.428016][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8230.428016][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8230.428016][T19513]      ___sys_sendmsg+0xee/0x170
[ 8230.428016][T19513]      __sys_sendmsg+0xcd/0x170
[ 8230.428016][T19513]      do_syscall_64+0xc6/0x1e0
[ 8230.428016][T19513] 
[ 8230.430244][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8230.430244][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8230.430244][T19513]      ipv6_find_idev+0x102/0x170
[ 8230.430244][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8230.430244][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8230.430244][T19513]      netlink_rcv_skb+0x130/0x360
[ 8230.430244][T19513]      netlink_unicast+0x449/0x710
[ 8230.430244][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8230.430244][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8230.430244][T19513]      ___sys_sendmsg+0xee/0x170
[ 8230.430244][T19513]      __sys_sendmsg+0xcd/0x170
[ 8230.430244][T19513]      do_syscall_64+0xc6/0x1e0
[ 8230.430244][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8230.430244][T19513] 
[ 8230.431953][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8230.431953][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8230.431953][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8230.431953][T19513]      ipv6_find_idev+0x102/0x170
[ 8230.431953][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8230.431953][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8230.431953][T19513]      netlink_rcv_skb+0x130/0x360
[ 8230.431953][T19513]      netlink_unicast+0x449/0x710
[ 8230.431953][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8230.431953][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8230.431953][T19513]      ___sys_sendmsg+0xee/0x170
[ 8230.431953][T19513]      __sys_sendmsg+0xcd/0x170
[ 8230.431953][T19513]      do_syscall_64+0xc6/0x1e0
[ 8230.431953][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8230.431953][T19513] 
[ 8240.543086][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8240.543492][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8240.543492][T19513]      netdev_get_by_index+0x5e/0x80
[ 8240.543492][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8240.543492][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8240.543492][T19513]      ip6_route_add+0x1c/0x140
[ 8240.543492][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8240.543492][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8240.543492][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8240.543492][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8240.543492][T19513]      netlink_rcv_skb+0x130/0x360
[ 8240.543492][T19513]      netlink_unicast+0x449/0x710
[ 8240.543492][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8240.543492][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8240.543492][T19513]      ___sys_sendmsg+0xee/0x170
[ 8240.543492][T19513]      __sys_sendmsg+0xcd/0x170
[ 8240.543492][T19513]      do_syscall_64+0xc6/0x1e0
[ 8240.543492][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8240.543492][T19513] 
[ 8240.545734][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8240.545734][T19513]      netdev_get_by_index+0x5e/0x80
[ 8240.545734][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8240.545734][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8240.545734][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8240.545734][T19513]      ipv6_add_addr+0x411/0x2000
[ 8240.545734][T19513]      inet6_addr_add+0x30e/0xa40
[ 8240.545734][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8240.545734][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8240.545734][T19513]      netlink_rcv_skb+0x130/0x360
[ 8240.545734][T19513]      netlink_unicast+0x449/0x710
[ 8240.545734][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8240.545734][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8240.545734][T19513]      ___sys_sendmsg+0xee/0x170
[ 8240.545734][T19513]      __sys_sendmsg+0xcd/0x170
[ 8240.545734][T19513]      do_syscall_64+0xc6/0x1e0
[ 8240.545734][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8240.545734][T19513] 
[ 8240.547967][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8240.547967][T19513]      netdev_get_by_index+0x5e/0x80
[ 8240.547967][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8240.547967][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8240.547967][T19513]      ip6_route_add+0x1c/0x140
[ 8240.547967][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8240.547967][T19513]      addrconf_add_dev+0xe2/0x170
[ 8240.547967][T19513]      inet6_addr_add+0x12f/0xa40
[ 8240.547967][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8240.547967][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8240.547967][T19513]      netlink_rcv_skb+0x130/0x360
[ 8240.547967][T19513]      netlink_unicast+0x449/0x710
[ 8240.547967][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8240.547967][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8240.547967][T19513]      ___sys_sendmsg+0xee/0x170
[ 8240.547967][T19513]      __sys_sendmsg+0xcd/0x170
[ 8240.547967][T19513]      do_syscall_64+0xc6/0x1e0
[ 8240.547967][T19513] 
[ 8240.550155][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8240.550155][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8240.550155][T19513]      ipv6_find_idev+0x102/0x170
[ 8240.550155][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8240.550155][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8240.550155][T19513]      netlink_rcv_skb+0x130/0x360
[ 8240.550155][T19513]      netlink_unicast+0x449/0x710
[ 8240.550155][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8240.550155][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8240.550155][T19513]      ___sys_sendmsg+0xee/0x170
[ 8240.550155][T19513]      __sys_sendmsg+0xcd/0x170
[ 8240.550155][T19513]      do_syscall_64+0xc6/0x1e0
[ 8240.550155][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8240.550155][T19513] 
[ 8240.551863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8240.551863][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8240.551863][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8240.551863][T19513]      ipv6_find_idev+0x102/0x170
[ 8240.551863][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8240.551863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8240.551863][T19513]      netlink_rcv_skb+0x130/0x360
[ 8240.551863][T19513]      netlink_unicast+0x449/0x710
[ 8240.551863][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8240.551863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8240.551863][T19513]      ___sys_sendmsg+0xee/0x170
[ 8240.551863][T19513]      __sys_sendmsg+0xcd/0x170
[ 8240.551863][T19513]      do_syscall_64+0xc6/0x1e0
[ 8240.551863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8240.551863][T19513] 
[ 8250.655092][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8250.655493][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8250.655493][T19513]      netdev_get_by_index+0x5e/0x80
[ 8250.655493][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8250.655493][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8250.655493][T19513]      ip6_route_add+0x1c/0x140
[ 8250.655493][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8250.655493][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8250.655493][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8250.655493][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8250.655493][T19513]      netlink_rcv_skb+0x130/0x360
[ 8250.655493][T19513]      netlink_unicast+0x449/0x710
[ 8250.655493][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8250.655493][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8250.655493][T19513]      ___sys_sendmsg+0xee/0x170
[ 8250.655493][T19513]      __sys_sendmsg+0xcd/0x170
[ 8250.655493][T19513]      do_syscall_64+0xc6/0x1e0
[ 8250.655493][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8250.655493][T19513] 
[ 8250.657772][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8250.657772][T19513]      netdev_get_by_index+0x5e/0x80
[ 8250.657772][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8250.657772][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8250.657772][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8250.657772][T19513]      ipv6_add_addr+0x411/0x2000
[ 8250.657772][T19513]      inet6_addr_add+0x30e/0xa40
[ 8250.657772][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8250.657772][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8250.657772][T19513]      netlink_rcv_skb+0x130/0x360
[ 8250.657772][T19513]      netlink_unicast+0x449/0x710
[ 8250.657772][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8250.657772][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8250.657772][T19513]      ___sys_sendmsg+0xee/0x170
[ 8250.657772][T19513]      __sys_sendmsg+0xcd/0x170
[ 8250.657772][T19513]      do_syscall_64+0xc6/0x1e0
[ 8250.657772][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8250.657772][T19513] 
[ 8250.660042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8250.660042][T19513]      netdev_get_by_index+0x5e/0x80
[ 8250.660042][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8250.660042][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8250.660042][T19513]      ip6_route_add+0x1c/0x140
[ 8250.660042][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8250.660042][T19513]      addrconf_add_dev+0xe2/0x170
[ 8250.660042][T19513]      inet6_addr_add+0x12f/0xa40
[ 8250.660042][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8250.660042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8250.660042][T19513]      netlink_rcv_skb+0x130/0x360
[ 8250.660042][T19513]      netlink_unicast+0x449/0x710
[ 8250.660042][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8250.660042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8250.660042][T19513]      ___sys_sendmsg+0xee/0x170
[ 8250.660042][T19513]      __sys_sendmsg+0xcd/0x170
[ 8250.660042][T19513]      do_syscall_64+0xc6/0x1e0
[ 8250.660042][T19513] 
[ 8250.662272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8250.662272][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8250.662272][T19513]      ipv6_find_idev+0x102/0x170
[ 8250.662272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8250.662272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8250.662272][T19513]      netlink_rcv_skb+0x130/0x360
[ 8250.662272][T19513]      netlink_unicast+0x449/0x710
[ 8250.662272][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8250.662272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8250.662272][T19513]      ___sys_sendmsg+0xee/0x170
[ 8250.662272][T19513]      __sys_sendmsg+0xcd/0x170
[ 8250.662272][T19513]      do_syscall_64+0xc6/0x1e0
[ 8250.662272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8250.662272][T19513] 
[ 8250.664000][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8250.664000][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8250.664000][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8250.664000][T19513]      ipv6_find_idev+0x102/0x170
[ 8250.664000][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8250.664000][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8250.664000][T19513]      netlink_rcv_skb+0x130/0x360
[ 8250.664000][T19513]      netlink_unicast+0x449/0x710
[ 8250.664000][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8250.664000][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8250.664000][T19513]      ___sys_sendmsg+0xee/0x170
[ 8250.664000][T19513]      __sys_sendmsg+0xcd/0x170
[ 8250.664000][T19513]      do_syscall_64+0xc6/0x1e0
[ 8250.664000][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8250.664000][T19513] 
[ 8260.711111][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8260.711519][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8260.711519][T19513]      netdev_get_by_index+0x5e/0x80
[ 8260.711519][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8260.711519][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8260.711519][T19513]      ip6_route_add+0x1c/0x140
[ 8260.711519][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8260.711519][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8260.711519][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8260.711519][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8260.711519][T19513]      netlink_rcv_skb+0x130/0x360
[ 8260.711519][T19513]      netlink_unicast+0x449/0x710
[ 8260.711519][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8260.711519][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8260.711519][T19513]      ___sys_sendmsg+0xee/0x170
[ 8260.711519][T19513]      __sys_sendmsg+0xcd/0x170
[ 8260.711519][T19513]      do_syscall_64+0xc6/0x1e0
[ 8260.711519][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8260.711519][T19513] 
[ 8260.713875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8260.713875][T19513]      netdev_get_by_index+0x5e/0x80
[ 8260.713875][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8260.713875][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8260.713875][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8260.713875][T19513]      ipv6_add_addr+0x411/0x2000
[ 8260.713875][T19513]      inet6_addr_add+0x30e/0xa40
[ 8260.713875][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8260.713875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8260.713875][T19513]      netlink_rcv_skb+0x130/0x360
[ 8260.713875][T19513]      netlink_unicast+0x449/0x710
[ 8260.713875][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8260.713875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8260.713875][T19513]      ___sys_sendmsg+0xee/0x170
[ 8260.713875][T19513]      __sys_sendmsg+0xcd/0x170
[ 8260.713875][T19513]      do_syscall_64+0xc6/0x1e0
[ 8260.713875][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8260.713875][T19513] 
[ 8260.716240][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8260.716240][T19513]      netdev_get_by_index+0x5e/0x80
[ 8260.716240][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8260.716240][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8260.716240][T19513]      ip6_route_add+0x1c/0x140
[ 8260.716240][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8260.716240][T19513]      addrconf_add_dev+0xe2/0x170
[ 8260.716240][T19513]      inet6_addr_add+0x12f/0xa40
[ 8260.716240][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8260.716240][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8260.716240][T19513]      netlink_rcv_skb+0x130/0x360
[ 8260.716240][T19513]      netlink_unicast+0x449/0x710
[ 8260.716240][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8260.716240][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8260.716240][T19513]      ___sys_sendmsg+0xee/0x170
[ 8260.716240][T19513]      __sys_sendmsg+0xcd/0x170
[ 8260.716240][T19513]      do_syscall_64+0xc6/0x1e0
[ 8260.716240][T19513] 
[ 8260.718568][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8260.718568][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8260.718568][T19513]      ipv6_find_idev+0x102/0x170
[ 8260.718568][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8260.718568][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8260.718568][T19513]      netlink_rcv_skb+0x130/0x360
[ 8260.718568][T19513]      netlink_unicast+0x449/0x710
[ 8260.718568][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8260.718568][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8260.718568][T19513]      ___sys_sendmsg+0xee/0x170
[ 8260.718568][T19513]      __sys_sendmsg+0xcd/0x170
[ 8260.718568][T19513]      do_syscall_64+0xc6/0x1e0
[ 8260.718568][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8260.718568][T19513] 
[ 8260.720424][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8260.720424][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8260.720424][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8260.720424][T19513]      ipv6_find_idev+0x102/0x170
[ 8260.720424][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8260.720424][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8260.720424][T19513]      netlink_rcv_skb+0x130/0x360
[ 8260.720424][T19513]      netlink_unicast+0x449/0x710
[ 8260.720424][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8260.720424][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8260.720424][T19513]      ___sys_sendmsg+0xee/0x170
[ 8260.720424][T19513]      __sys_sendmsg+0xcd/0x170
[ 8260.720424][T19513]      do_syscall_64+0xc6/0x1e0
[ 8260.720424][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8260.720424][T19513] 
[ 8270.975147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8270.975615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8270.975615][T19513]      netdev_get_by_index+0x5e/0x80
[ 8270.975615][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8270.975615][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8270.975615][T19513]      ip6_route_add+0x1c/0x140
[ 8270.975615][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8270.975615][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8270.975615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8270.975615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8270.975615][T19513]      netlink_rcv_skb+0x130/0x360
[ 8270.975615][T19513]      netlink_unicast+0x449/0x710
[ 8270.975615][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8270.975615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8270.975615][T19513]      ___sys_sendmsg+0xee/0x170
[ 8270.975615][T19513]      __sys_sendmsg+0xcd/0x170
[ 8270.975615][T19513]      do_syscall_64+0xc6/0x1e0
[ 8270.975615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8270.975615][T19513] 
[ 8270.977867][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8270.977867][T19513]      netdev_get_by_index+0x5e/0x80
[ 8270.977867][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8270.977867][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8270.977867][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8270.977867][T19513]      ipv6_add_addr+0x411/0x2000
[ 8270.977867][T19513]      inet6_addr_add+0x30e/0xa40
[ 8270.977867][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8270.977867][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8270.977867][T19513]      netlink_rcv_skb+0x130/0x360
[ 8270.977867][T19513]      netlink_unicast+0x449/0x710
[ 8270.977867][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8270.977867][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8270.977867][T19513]      ___sys_sendmsg+0xee/0x170
[ 8270.977867][T19513]      __sys_sendmsg+0xcd/0x170
[ 8270.977867][T19513]      do_syscall_64+0xc6/0x1e0
[ 8270.977867][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8270.977867][T19513] 
[ 8270.980091][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8270.980091][T19513]      netdev_get_by_index+0x5e/0x80
[ 8270.980091][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8270.980091][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8270.980091][T19513]      ip6_route_add+0x1c/0x140
[ 8270.980091][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8270.980091][T19513]      addrconf_add_dev+0xe2/0x170
[ 8270.980091][T19513]      inet6_addr_add+0x12f/0xa40
[ 8270.980091][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8270.980091][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8270.980091][T19513]      netlink_rcv_skb+0x130/0x360
[ 8270.980091][T19513]      netlink_unicast+0x449/0x710
[ 8270.980091][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8270.980091][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8270.980091][T19513]      ___sys_sendmsg+0xee/0x170
[ 8270.980091][T19513]      __sys_sendmsg+0xcd/0x170
[ 8270.980091][T19513]      do_syscall_64+0xc6/0x1e0
[ 8270.980091][T19513] 
[ 8270.982256][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8270.982256][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8270.982256][T19513]      ipv6_find_idev+0x102/0x170
[ 8270.982256][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8270.982256][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8270.982256][T19513]      netlink_rcv_skb+0x130/0x360
[ 8270.982256][T19513]      netlink_unicast+0x449/0x710
[ 8270.982256][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8270.982256][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8270.982256][T19513]      ___sys_sendmsg+0xee/0x170
[ 8270.982256][T19513]      __sys_sendmsg+0xcd/0x170
[ 8270.982256][T19513]      do_syscall_64+0xc6/0x1e0
[ 8270.982256][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8270.982256][T19513] 
[ 8270.983981][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8270.983981][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8270.983981][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8270.983981][T19513]      ipv6_find_idev+0x102/0x170
[ 8270.983981][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8270.983981][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8270.983981][T19513]      netlink_rcv_skb+0x130/0x360
[ 8270.983981][T19513]      netlink_unicast+0x449/0x710
[ 8270.983981][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8270.983981][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8270.983981][T19513]      ___sys_sendmsg+0xee/0x170
[ 8270.983981][T19513]      __sys_sendmsg+0xcd/0x170
[ 8270.983981][T19513]      do_syscall_64+0xc6/0x1e0
[ 8270.983981][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8270.983981][T19513] 
[ 8281.223161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8281.224546][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8281.224546][T19513]      netdev_get_by_index+0x5e/0x80
[ 8281.224546][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8281.224546][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8281.224546][T19513]      ip6_route_add+0x1c/0x140
[ 8281.224546][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8281.224546][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8281.224546][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8281.224546][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8281.224546][T19513]      netlink_rcv_skb+0x130/0x360
[ 8281.224546][T19513]      netlink_unicast+0x449/0x710
[ 8281.224546][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8281.224546][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8281.224546][T19513]      ___sys_sendmsg+0xee/0x170
[ 8281.224546][T19513]      __sys_sendmsg+0xcd/0x170
[ 8281.224546][T19513]      do_syscall_64+0xc6/0x1e0
[ 8281.224546][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8281.224546][T19513] 
[ 8281.228663][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8281.228663][T19513]      netdev_get_by_index+0x5e/0x80
[ 8281.228663][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8281.228663][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8281.228663][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8281.228663][T19513]      ipv6_add_addr+0x411/0x2000
[ 8281.228663][T19513]      inet6_addr_add+0x30e/0xa40
[ 8281.228663][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8281.228663][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8281.228663][T19513]      netlink_rcv_skb+0x130/0x360
[ 8281.228663][T19513]      netlink_unicast+0x449/0x710
[ 8281.228663][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8281.228663][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8281.228663][T19513]      ___sys_sendmsg+0xee/0x170
[ 8281.228663][T19513]      __sys_sendmsg+0xcd/0x170
[ 8281.228663][T19513]      do_syscall_64+0xc6/0x1e0
[ 8281.228663][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8281.228663][T19513] 
[ 8281.232748][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8281.232748][T19513]      netdev_get_by_index+0x5e/0x80
[ 8281.232748][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8281.232748][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8281.232748][T19513]      ip6_route_add+0x1c/0x140
[ 8281.232748][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8281.232748][T19513]      addrconf_add_dev+0xe2/0x170
[ 8281.232748][T19513]      inet6_addr_add+0x12f/0xa40
[ 8281.232748][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8281.232748][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8281.232748][T19513]      netlink_rcv_skb+0x130/0x360
[ 8281.232748][T19513]      netlink_unicast+0x449/0x710
[ 8281.232748][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8281.232748][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8281.232748][T19513]      ___sys_sendmsg+0xee/0x170
[ 8281.232748][T19513]      __sys_sendmsg+0xcd/0x170
[ 8281.232748][T19513]      do_syscall_64+0xc6/0x1e0
[ 8281.232748][T19513] 
[ 8281.236725][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8281.236725][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8281.236725][T19513]      ipv6_find_idev+0x102/0x170
[ 8281.236725][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8281.236725][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8281.236725][T19513]      netlink_rcv_skb+0x130/0x360
[ 8281.236725][T19513]      netlink_unicast+0x449/0x710
[ 8281.236725][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8281.236725][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8281.236725][T19513]      ___sys_sendmsg+0xee/0x170
[ 8281.236725][T19513]      __sys_sendmsg+0xcd/0x170
[ 8281.236725][T19513]      do_syscall_64+0xc6/0x1e0
[ 8281.236725][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8281.236725][T19513] 
[ 8281.249484][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8281.249484][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8281.249484][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8281.249484][T19513]      ipv6_find_idev+0x102/0x170
[ 8281.249484][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8281.249484][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8281.249484][T19513]      netlink_rcv_skb+0x130/0x360
[ 8281.249484][T19513]      netlink_unicast+0x449/0x710
[ 8281.249484][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8281.249484][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8281.249484][T19513]      ___sys_sendmsg+0xee/0x170
[ 8281.249484][T19513]      __sys_sendmsg+0xcd/0x170
[ 8281.249484][T19513]      do_syscall_64+0xc6/0x1e0
[ 8281.249484][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8281.249484][T19513] 
[ 8291.495190][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8291.495956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8291.495956][T19513]      netdev_get_by_index+0x5e/0x80
[ 8291.495956][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8291.495956][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8291.495956][T19513]      ip6_route_add+0x1c/0x140
[ 8291.495956][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8291.495956][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8291.495956][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8291.495956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8291.495956][T19513]      netlink_rcv_skb+0x130/0x360
[ 8291.495956][T19513]      netlink_unicast+0x449/0x710
[ 8291.495956][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8291.495956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8291.495956][T19513]      ___sys_sendmsg+0xee/0x170
[ 8291.495956][T19513]      __sys_sendmsg+0xcd/0x170
[ 8291.495956][T19513]      do_syscall_64+0xc6/0x1e0
[ 8291.495956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8291.495956][T19513] 
[ 8291.507479][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8291.507479][T19513]      netdev_get_by_index+0x5e/0x80
[ 8291.507479][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8291.507479][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8291.507479][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8291.507479][T19513]      ipv6_add_addr+0x411/0x2000
[ 8291.507479][T19513]      inet6_addr_add+0x30e/0xa40
[ 8291.507479][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8291.507479][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8291.507479][T19513]      netlink_rcv_skb+0x130/0x360
[ 8291.507479][T19513]      netlink_unicast+0x449/0x710
[ 8291.507479][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8291.507479][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8291.507479][T19513]      ___sys_sendmsg+0xee/0x170
[ 8291.507479][T19513]      __sys_sendmsg+0xcd/0x170
[ 8291.507479][T19513]      do_syscall_64+0xc6/0x1e0
[ 8291.507479][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8291.507479][T19513] 
[ 8291.512639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8291.512639][T19513]      netdev_get_by_index+0x5e/0x80
[ 8291.512639][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8291.512639][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8291.512639][T19513]      ip6_route_add+0x1c/0x140
[ 8291.512639][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8291.512639][T19513]      addrconf_add_dev+0xe2/0x170
[ 8291.512639][T19513]      inet6_addr_add+0x12f/0xa40
[ 8291.512639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8291.512639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8291.512639][T19513]      netlink_rcv_skb+0x130/0x360
[ 8291.512639][T19513]      netlink_unicast+0x449/0x710
[ 8291.512639][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8291.512639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8291.512639][T19513]      ___sys_sendmsg+0xee/0x170
[ 8291.512639][T19513]      __sys_sendmsg+0xcd/0x170
[ 8291.512639][T19513]      do_syscall_64+0xc6/0x1e0
[ 8291.512639][T19513] 
[ 8291.518272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8291.518272][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8291.518272][T19513]      ipv6_find_idev+0x102/0x170
[ 8291.518272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8291.518272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8291.518272][T19513]      netlink_rcv_skb+0x130/0x360
[ 8291.518272][T19513]      netlink_unicast+0x449/0x710
[ 8291.518272][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8291.518272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8291.518272][T19513]      ___sys_sendmsg+0xee/0x170
[ 8291.518272][T19513]      __sys_sendmsg+0xcd/0x170
[ 8291.518272][T19513]      do_syscall_64+0xc6/0x1e0
[ 8291.518272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8291.518272][T19513] 
[ 8291.523558][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8291.523558][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8291.523558][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8291.523558][T19513]      ipv6_find_idev+0x102/0x170
[ 8291.523558][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8291.523558][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8291.523558][T19513]      netlink_rcv_skb+0x130/0x360
[ 8291.523558][T19513]      netlink_unicast+0x449/0x710
[ 8291.523558][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8291.523558][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8291.523558][T19513]      ___sys_sendmsg+0xee/0x170
[ 8291.523558][T19513]      __sys_sendmsg+0xcd/0x170
[ 8291.523558][T19513]      do_syscall_64+0xc6/0x1e0
[ 8291.523558][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8291.523558][T19513] 
[ 8301.575183][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8301.575873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8301.575873][T19513]      netdev_get_by_index+0x5e/0x80
[ 8301.575873][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8301.575873][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8301.575873][T19513]      ip6_route_add+0x1c/0x140
[ 8301.575873][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8301.575873][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8301.575873][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8301.575873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8301.575873][T19513]      netlink_rcv_skb+0x130/0x360
[ 8301.575873][T19513]      netlink_unicast+0x449/0x710
[ 8301.575873][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8301.575873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8301.575873][T19513]      ___sys_sendmsg+0xee/0x170
[ 8301.575873][T19513]      __sys_sendmsg+0xcd/0x170
[ 8301.575873][T19513]      do_syscall_64+0xc6/0x1e0
[ 8301.575873][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8301.575873][T19513] 
[ 8301.580129][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8301.580129][T19513]      netdev_get_by_index+0x5e/0x80
[ 8301.580129][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8301.580129][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8301.580129][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8301.580129][T19513]      ipv6_add_addr+0x411/0x2000
[ 8301.580129][T19513]      inet6_addr_add+0x30e/0xa40
[ 8301.580129][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8301.580129][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8301.580129][T19513]      netlink_rcv_skb+0x130/0x360
[ 8301.580129][T19513]      netlink_unicast+0x449/0x710
[ 8301.580129][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8301.580129][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8301.580129][T19513]      ___sys_sendmsg+0xee/0x170
[ 8301.580129][T19513]      __sys_sendmsg+0xcd/0x170
[ 8301.580129][T19513]      do_syscall_64+0xc6/0x1e0
[ 8301.580129][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8301.580129][T19513] 
[ 8301.584455][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8301.584455][T19513]      netdev_get_by_index+0x5e/0x80
[ 8301.584455][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8301.584455][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8301.584455][T19513]      ip6_route_add+0x1c/0x140
[ 8301.584455][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8301.584455][T19513]      addrconf_add_dev+0xe2/0x170
[ 8301.584455][T19513]      inet6_addr_add+0x12f/0xa40
[ 8301.584455][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8301.584455][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8301.584455][T19513]      netlink_rcv_skb+0x130/0x360
[ 8301.584455][T19513]      netlink_unicast+0x449/0x710
[ 8301.584455][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8301.584455][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8301.584455][T19513]      ___sys_sendmsg+0xee/0x170
[ 8301.584455][T19513]      __sys_sendmsg+0xcd/0x170
[ 8301.584455][T19513]      do_syscall_64+0xc6/0x1e0
[ 8301.584455][T19513] 
[ 8301.589577][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8301.589577][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8301.589577][T19513]      ipv6_find_idev+0x102/0x170
[ 8301.589577][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8301.589577][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8301.589577][T19513]      netlink_rcv_skb+0x130/0x360
[ 8301.589577][T19513]      netlink_unicast+0x449/0x710
[ 8301.589577][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8301.589577][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8301.589577][T19513]      ___sys_sendmsg+0xee/0x170
[ 8301.589577][T19513]      __sys_sendmsg+0xcd/0x170
[ 8301.589577][T19513]      do_syscall_64+0xc6/0x1e0
[ 8301.589577][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8301.589577][T19513] 
[ 8301.593416][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8301.593416][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8301.593416][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8301.593416][T19513]      ipv6_find_idev+0x102/0x170
[ 8301.593416][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8301.593416][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8301.593416][T19513]      netlink_rcv_skb+0x130/0x360
[ 8301.593416][T19513]      netlink_unicast+0x449/0x710
[ 8301.593416][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8301.593416][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8301.593416][T19513]      ___sys_sendmsg+0xee/0x170
[ 8301.593416][T19513]      __sys_sendmsg+0xcd/0x170
[ 8301.593416][T19513]      do_syscall_64+0xc6/0x1e0
[ 8301.593416][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8301.593416][T19513] 
[ 8311.655065][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8311.655707][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8311.655707][T19513]      netdev_get_by_index+0x5e/0x80
[ 8311.655707][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8311.655707][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8311.655707][T19513]      ip6_route_add+0x1c/0x140
[ 8311.655707][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8311.655707][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8311.655707][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8311.655707][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8311.655707][T19513]      netlink_rcv_skb+0x130/0x360
[ 8311.655707][T19513]      netlink_unicast+0x449/0x710
[ 8311.655707][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8311.655707][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8311.655707][T19513]      ___sys_sendmsg+0xee/0x170
[ 8311.655707][T19513]      __sys_sendmsg+0xcd/0x170
[ 8311.655707][T19513]      do_syscall_64+0xc6/0x1e0
[ 8311.655707][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8311.655707][T19513] 
[ 8311.659478][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8311.659478][T19513]      netdev_get_by_index+0x5e/0x80
[ 8311.659478][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8311.659478][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8311.659478][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8311.659478][T19513]      ipv6_add_addr+0x411/0x2000
[ 8311.659478][T19513]      inet6_addr_add+0x30e/0xa40
[ 8311.659478][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8311.659478][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8311.659478][T19513]      netlink_rcv_skb+0x130/0x360
[ 8311.659478][T19513]      netlink_unicast+0x449/0x710
[ 8311.659478][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8311.659478][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8311.659478][T19513]      ___sys_sendmsg+0xee/0x170
[ 8311.659478][T19513]      __sys_sendmsg+0xcd/0x170
[ 8311.659478][T19513]      do_syscall_64+0xc6/0x1e0
[ 8311.659478][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8311.659478][T19513] 
[ 8311.663212][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8311.663212][T19513]      netdev_get_by_index+0x5e/0x80
[ 8311.663212][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8311.663212][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8311.663212][T19513]      ip6_route_add+0x1c/0x140
[ 8311.663212][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8311.663212][T19513]      addrconf_add_dev+0xe2/0x170
[ 8311.663212][T19513]      inet6_addr_add+0x12f/0xa40
[ 8311.663212][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8311.663212][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8311.663212][T19513]      netlink_rcv_skb+0x130/0x360
[ 8311.663212][T19513]      netlink_unicast+0x449/0x710
[ 8311.663212][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8311.663212][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8311.663212][T19513]      ___sys_sendmsg+0xee/0x170
[ 8311.663212][T19513]      __sys_sendmsg+0xcd/0x170
[ 8311.663212][T19513]      do_syscall_64+0xc6/0x1e0
[ 8311.663212][T19513] 
[ 8311.667874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8311.667874][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8311.667874][T19513]      ipv6_find_idev+0x102/0x170
[ 8311.667874][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8311.667874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8311.667874][T19513]      netlink_rcv_skb+0x130/0x360
[ 8311.667874][T19513]      netlink_unicast+0x449/0x710
[ 8311.667874][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8311.667874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8311.667874][T19513]      ___sys_sendmsg+0xee/0x170
[ 8311.667874][T19513]      __sys_sendmsg+0xcd/0x170
[ 8311.667874][T19513]      do_syscall_64+0xc6/0x1e0
[ 8311.667874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8311.667874][T19513] 
[ 8311.670781][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8311.670781][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8311.670781][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8311.670781][T19513]      ipv6_find_idev+0x102/0x170
[ 8311.670781][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8311.670781][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8311.670781][T19513]      netlink_rcv_skb+0x130/0x360
[ 8311.670781][T19513]      netlink_unicast+0x449/0x710
[ 8311.670781][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8311.670781][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8311.670781][T19513]      ___sys_sendmsg+0xee/0x170
[ 8311.670781][T19513]      __sys_sendmsg+0xcd/0x170
[ 8311.670781][T19513]      do_syscall_64+0xc6/0x1e0
[ 8311.670781][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8311.670781][T19513] 
[ 8321.911156][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8321.911589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8321.911589][T19513]      netdev_get_by_index+0x5e/0x80
[ 8321.911589][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8321.911589][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8321.911589][T19513]      ip6_route_add+0x1c/0x140
[ 8321.911589][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8321.911589][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8321.911589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8321.911589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8321.911589][T19513]      netlink_rcv_skb+0x130/0x360
[ 8321.911589][T19513]      netlink_unicast+0x449/0x710
[ 8321.911589][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8321.911589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8321.911589][T19513]      ___sys_sendmsg+0xee/0x170
[ 8321.911589][T19513]      __sys_sendmsg+0xcd/0x170
[ 8321.911589][T19513]      do_syscall_64+0xc6/0x1e0
[ 8321.911589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8321.911589][T19513] 
[ 8321.913997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8321.913997][T19513]      netdev_get_by_index+0x5e/0x80
[ 8321.913997][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8321.913997][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8321.913997][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8321.913997][T19513]      ipv6_add_addr+0x411/0x2000
[ 8321.913997][T19513]      inet6_addr_add+0x30e/0xa40
[ 8321.913997][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8321.913997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8321.913997][T19513]      netlink_rcv_skb+0x130/0x360
[ 8321.913997][T19513]      netlink_unicast+0x449/0x710
[ 8321.913997][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8321.913997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8321.913997][T19513]      ___sys_sendmsg+0xee/0x170
[ 8321.913997][T19513]      __sys_sendmsg+0xcd/0x170
[ 8321.913997][T19513]      do_syscall_64+0xc6/0x1e0
[ 8321.913997][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8321.913997][T19513] 
[ 8321.916391][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8321.916391][T19513]      netdev_get_by_index+0x5e/0x80
[ 8321.916391][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8321.916391][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8321.916391][T19513]      ip6_route_add+0x1c/0x140
[ 8321.916391][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8321.916391][T19513]      addrconf_add_dev+0xe2/0x170
[ 8321.916391][T19513]      inet6_addr_add+0x12f/0xa40
[ 8321.916391][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8321.916391][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8321.916391][T19513]      netlink_rcv_skb+0x130/0x360
[ 8321.916391][T19513]      netlink_unicast+0x449/0x710
[ 8321.916391][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8321.916391][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8321.916391][T19513]      ___sys_sendmsg+0xee/0x170
[ 8321.916391][T19513]      __sys_sendmsg+0xcd/0x170
[ 8321.916391][T19513]      do_syscall_64+0xc6/0x1e0
[ 8321.916391][T19513] 
[ 8321.918764][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8321.918764][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8321.918764][T19513]      ipv6_find_idev+0x102/0x170
[ 8321.918764][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8321.918764][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8321.918764][T19513]      netlink_rcv_skb+0x130/0x360
[ 8321.918764][T19513]      netlink_unicast+0x449/0x710
[ 8321.918764][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8321.918764][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8321.918764][T19513]      ___sys_sendmsg+0xee/0x170
[ 8321.918764][T19513]      __sys_sendmsg+0xcd/0x170
[ 8321.918764][T19513]      do_syscall_64+0xc6/0x1e0
[ 8321.918764][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8321.918764][T19513] 
[ 8321.920603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8321.920603][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8321.920603][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8321.920603][T19513]      ipv6_find_idev+0x102/0x170
[ 8321.920603][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8321.920603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8321.920603][T19513]      netlink_rcv_skb+0x130/0x360
[ 8321.920603][T19513]      netlink_unicast+0x449/0x710
[ 8321.920603][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8321.920603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8321.920603][T19513]      ___sys_sendmsg+0xee/0x170
[ 8321.920603][T19513]      __sys_sendmsg+0xcd/0x170
[ 8321.920603][T19513]      do_syscall_64+0xc6/0x1e0
[ 8321.920603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8321.920603][T19513] 
[ 8332.143178][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8332.143649][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8332.143649][T19513]      netdev_get_by_index+0x5e/0x80
[ 8332.143649][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8332.143649][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8332.143649][T19513]      ip6_route_add+0x1c/0x140
[ 8332.143649][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8332.143649][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8332.143649][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8332.143649][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8332.143649][T19513]      netlink_rcv_skb+0x130/0x360
[ 8332.143649][T19513]      netlink_unicast+0x449/0x710
[ 8332.143649][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8332.143649][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8332.143649][T19513]      ___sys_sendmsg+0xee/0x170
[ 8332.143649][T19513]      __sys_sendmsg+0xcd/0x170
[ 8332.143649][T19513]      do_syscall_64+0xc6/0x1e0
[ 8332.143649][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8332.143649][T19513] 
[ 8332.145998][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8332.145998][T19513]      netdev_get_by_index+0x5e/0x80
[ 8332.145998][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8332.145998][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8332.145998][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8332.145998][T19513]      ipv6_add_addr+0x411/0x2000
[ 8332.145998][T19513]      inet6_addr_add+0x30e/0xa40
[ 8332.145998][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8332.145998][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8332.145998][T19513]      netlink_rcv_skb+0x130/0x360
[ 8332.145998][T19513]      netlink_unicast+0x449/0x710
[ 8332.145998][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8332.145998][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8332.145998][T19513]      ___sys_sendmsg+0xee/0x170
[ 8332.145998][T19513]      __sys_sendmsg+0xcd/0x170
[ 8332.145998][T19513]      do_syscall_64+0xc6/0x1e0
[ 8332.145998][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8332.145998][T19513] 
[ 8332.148199][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8332.148199][T19513]      netdev_get_by_index+0x5e/0x80
[ 8332.148199][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8332.148199][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8332.148199][T19513]      ip6_route_add+0x1c/0x140
[ 8332.148199][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8332.148199][T19513]      addrconf_add_dev+0xe2/0x170
[ 8332.148199][T19513]      inet6_addr_add+0x12f/0xa40
[ 8332.148199][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8332.148199][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8332.148199][T19513]      netlink_rcv_skb+0x130/0x360
[ 8332.148199][T19513]      netlink_unicast+0x449/0x710
[ 8332.148199][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8332.148199][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8332.148199][T19513]      ___sys_sendmsg+0xee/0x170
[ 8332.148199][T19513]      __sys_sendmsg+0xcd/0x170
[ 8332.148199][T19513]      do_syscall_64+0xc6/0x1e0
[ 8332.148199][T19513] 
[ 8332.150498][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8332.150498][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8332.150498][T19513]      ipv6_find_idev+0x102/0x170
[ 8332.150498][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8332.150498][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8332.150498][T19513]      netlink_rcv_skb+0x130/0x360
[ 8332.150498][T19513]      netlink_unicast+0x449/0x710
[ 8332.150498][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8332.150498][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8332.150498][T19513]      ___sys_sendmsg+0xee/0x170
[ 8332.150498][T19513]      __sys_sendmsg+0xcd/0x170
[ 8332.150498][T19513]      do_syscall_64+0xc6/0x1e0
[ 8332.150498][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8332.150498][T19513] 
[ 8332.152336][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8332.152336][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8332.152336][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8332.152336][T19513]      ipv6_find_idev+0x102/0x170
[ 8332.152336][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8332.152336][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8332.152336][T19513]      netlink_rcv_skb+0x130/0x360
[ 8332.152336][T19513]      netlink_unicast+0x449/0x710
[ 8332.152336][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8332.152336][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8332.152336][T19513]      ___sys_sendmsg+0xee/0x170
[ 8332.152336][T19513]      __sys_sendmsg+0xcd/0x170
[ 8332.152336][T19513]      do_syscall_64+0xc6/0x1e0
[ 8332.152336][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8332.152336][T19513] 
[ 8342.391088][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8342.391487][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8342.391487][T19513]      netdev_get_by_index+0x5e/0x80
[ 8342.391487][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8342.391487][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8342.391487][T19513]      ip6_route_add+0x1c/0x140
[ 8342.391487][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8342.391487][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8342.391487][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8342.391487][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8342.391487][T19513]      netlink_rcv_skb+0x130/0x360
[ 8342.391487][T19513]      netlink_unicast+0x449/0x710
[ 8342.391487][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8342.391487][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8342.391487][T19513]      ___sys_sendmsg+0xee/0x170
[ 8342.391487][T19513]      __sys_sendmsg+0xcd/0x170
[ 8342.391487][T19513]      do_syscall_64+0xc6/0x1e0
[ 8342.391487][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8342.391487][T19513] 
[ 8342.393697][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8342.393697][T19513]      netdev_get_by_index+0x5e/0x80
[ 8342.393697][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8342.393697][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8342.393697][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8342.393697][T19513]      ipv6_add_addr+0x411/0x2000
[ 8342.393697][T19513]      inet6_addr_add+0x30e/0xa40
[ 8342.393697][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8342.393697][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8342.393697][T19513]      netlink_rcv_skb+0x130/0x360
[ 8342.393697][T19513]      netlink_unicast+0x449/0x710
[ 8342.393697][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8342.393697][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8342.393697][T19513]      ___sys_sendmsg+0xee/0x170
[ 8342.393697][T19513]      __sys_sendmsg+0xcd/0x170
[ 8342.393697][T19513]      do_syscall_64+0xc6/0x1e0
[ 8342.393697][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8342.393697][T19513] 
[ 8342.395869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8342.395869][T19513]      netdev_get_by_index+0x5e/0x80
[ 8342.395869][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8342.395869][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8342.395869][T19513]      ip6_route_add+0x1c/0x140
[ 8342.395869][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8342.395869][T19513]      addrconf_add_dev+0xe2/0x170
[ 8342.395869][T19513]      inet6_addr_add+0x12f/0xa40
[ 8342.395869][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8342.395869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8342.395869][T19513]      netlink_rcv_skb+0x130/0x360
[ 8342.395869][T19513]      netlink_unicast+0x449/0x710
[ 8342.395869][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8342.395869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8342.395869][T19513]      ___sys_sendmsg+0xee/0x170
[ 8342.395869][T19513]      __sys_sendmsg+0xcd/0x170
[ 8342.395869][T19513]      do_syscall_64+0xc6/0x1e0
[ 8342.395869][T19513] 
[ 8342.398008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8342.398008][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8342.398008][T19513]      ipv6_find_idev+0x102/0x170
[ 8342.398008][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8342.398008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8342.398008][T19513]      netlink_rcv_skb+0x130/0x360
[ 8342.398008][T19513]      netlink_unicast+0x449/0x710
[ 8342.398008][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8342.398008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8342.398008][T19513]      ___sys_sendmsg+0xee/0x170
[ 8342.398008][T19513]      __sys_sendmsg+0xcd/0x170
[ 8342.398008][T19513]      do_syscall_64+0xc6/0x1e0
[ 8342.398008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8342.398008][T19513] 
[ 8342.399689][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8342.399689][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8342.399689][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8342.399689][T19513]      ipv6_find_idev+0x102/0x170
[ 8342.399689][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8342.399689][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8342.399689][T19513]      netlink_rcv_skb+0x130/0x360
[ 8342.399689][T19513]      netlink_unicast+0x449/0x710
[ 8342.399689][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8342.399689][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8342.399689][T19513]      ___sys_sendmsg+0xee/0x170
[ 8342.399689][T19513]      __sys_sendmsg+0xcd/0x170
[ 8342.399689][T19513]      do_syscall_64+0xc6/0x1e0
[ 8342.399689][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8342.399689][T19513] 
[ 8352.639089][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8352.639493][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8352.639493][T19513]      netdev_get_by_index+0x5e/0x80
[ 8352.639493][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8352.639493][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8352.639493][T19513]      ip6_route_add+0x1c/0x140
[ 8352.639493][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8352.639493][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8352.639493][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8352.639493][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8352.639493][T19513]      netlink_rcv_skb+0x130/0x360
[ 8352.639493][T19513]      netlink_unicast+0x449/0x710
[ 8352.639493][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8352.639493][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8352.639493][T19513]      ___sys_sendmsg+0xee/0x170
[ 8352.639493][T19513]      __sys_sendmsg+0xcd/0x170
[ 8352.639493][T19513]      do_syscall_64+0xc6/0x1e0
[ 8352.639493][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8352.639493][T19513] 
[ 8352.641733][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8352.641733][T19513]      netdev_get_by_index+0x5e/0x80
[ 8352.641733][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8352.641733][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8352.641733][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8352.641733][T19513]      ipv6_add_addr+0x411/0x2000
[ 8352.641733][T19513]      inet6_addr_add+0x30e/0xa40
[ 8352.641733][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8352.641733][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8352.641733][T19513]      netlink_rcv_skb+0x130/0x360
[ 8352.641733][T19513]      netlink_unicast+0x449/0x710
[ 8352.641733][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8352.641733][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8352.641733][T19513]      ___sys_sendmsg+0xee/0x170
[ 8352.641733][T19513]      __sys_sendmsg+0xcd/0x170
[ 8352.641733][T19513]      do_syscall_64+0xc6/0x1e0
[ 8352.641733][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8352.641733][T19513] 
[ 8352.643936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8352.643936][T19513]      netdev_get_by_index+0x5e/0x80
[ 8352.643936][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8352.643936][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8352.643936][T19513]      ip6_route_add+0x1c/0x140
[ 8352.643936][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8352.643936][T19513]      addrconf_add_dev+0xe2/0x170
[ 8352.643936][T19513]      inet6_addr_add+0x12f/0xa40
[ 8352.643936][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8352.643936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8352.643936][T19513]      netlink_rcv_skb+0x130/0x360
[ 8352.643936][T19513]      netlink_unicast+0x449/0x710
[ 8352.643936][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8352.643936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8352.643936][T19513]      ___sys_sendmsg+0xee/0x170
[ 8352.643936][T19513]      __sys_sendmsg+0xcd/0x170
[ 8352.643936][T19513]      do_syscall_64+0xc6/0x1e0
[ 8352.643936][T19513] 
[ 8352.646107][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8352.646107][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8352.646107][T19513]      ipv6_find_idev+0x102/0x170
[ 8352.646107][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8352.646107][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8352.646107][T19513]      netlink_rcv_skb+0x130/0x360
[ 8352.646107][T19513]      netlink_unicast+0x449/0x710
[ 8352.646107][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8352.646107][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8352.646107][T19513]      ___sys_sendmsg+0xee/0x170
[ 8352.646107][T19513]      __sys_sendmsg+0xcd/0x170
[ 8352.646107][T19513]      do_syscall_64+0xc6/0x1e0
[ 8352.646107][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8352.646107][T19513] 
[ 8352.647798][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8352.647798][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8352.647798][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8352.647798][T19513]      ipv6_find_idev+0x102/0x170
[ 8352.647798][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8352.647798][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8352.647798][T19513]      netlink_rcv_skb+0x130/0x360
[ 8352.647798][T19513]      netlink_unicast+0x449/0x710
[ 8352.647798][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8352.647798][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8352.647798][T19513]      ___sys_sendmsg+0xee/0x170
[ 8352.647798][T19513]      __sys_sendmsg+0xcd/0x170
[ 8352.647798][T19513]      do_syscall_64+0xc6/0x1e0
[ 8352.647798][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8352.647798][T19513] 
[ 8362.887125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8362.887582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8362.887582][T19513]      netdev_get_by_index+0x5e/0x80
[ 8362.887582][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8362.887582][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8362.887582][T19513]      ip6_route_add+0x1c/0x140
[ 8362.887582][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8362.887582][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8362.887582][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8362.887582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8362.887582][T19513]      netlink_rcv_skb+0x130/0x360
[ 8362.887582][T19513]      netlink_unicast+0x449/0x710
[ 8362.887582][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8362.887582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8362.887582][T19513]      ___sys_sendmsg+0xee/0x170
[ 8362.887582][T19513]      __sys_sendmsg+0xcd/0x170
[ 8362.887582][T19513]      do_syscall_64+0xc6/0x1e0
[ 8362.887582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8362.887582][T19513] 
[ 8362.890166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8362.890166][T19513]      netdev_get_by_index+0x5e/0x80
[ 8362.890166][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8362.890166][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8362.890166][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8362.890166][T19513]      ipv6_add_addr+0x411/0x2000
[ 8362.890166][T19513]      inet6_addr_add+0x30e/0xa40
[ 8362.890166][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8362.890166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8362.890166][T19513]      netlink_rcv_skb+0x130/0x360
[ 8362.890166][T19513]      netlink_unicast+0x449/0x710
[ 8362.890166][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8362.890166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8362.890166][T19513]      ___sys_sendmsg+0xee/0x170
[ 8362.890166][T19513]      __sys_sendmsg+0xcd/0x170
[ 8362.890166][T19513]      do_syscall_64+0xc6/0x1e0
[ 8362.890166][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8362.890166][T19513] 
[ 8362.892635][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8362.892635][T19513]      netdev_get_by_index+0x5e/0x80
[ 8362.892635][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8362.892635][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8362.892635][T19513]      ip6_route_add+0x1c/0x140
[ 8362.892635][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8362.892635][T19513]      addrconf_add_dev+0xe2/0x170
[ 8362.892635][T19513]      inet6_addr_add+0x12f/0xa40
[ 8362.892635][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8362.892635][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8362.892635][T19513]      netlink_rcv_skb+0x130/0x360
[ 8362.892635][T19513]      netlink_unicast+0x449/0x710
[ 8362.892635][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8362.892635][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8362.892635][T19513]      ___sys_sendmsg+0xee/0x170
[ 8362.892635][T19513]      __sys_sendmsg+0xcd/0x170
[ 8362.892635][T19513]      do_syscall_64+0xc6/0x1e0
[ 8362.892635][T19513] 
[ 8362.895066][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8362.895066][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8362.895066][T19513]      ipv6_find_idev+0x102/0x170
[ 8362.895066][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8362.895066][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8362.895066][T19513]      netlink_rcv_skb+0x130/0x360
[ 8362.895066][T19513]      netlink_unicast+0x449/0x710
[ 8362.895066][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8362.895066][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8362.895066][T19513]      ___sys_sendmsg+0xee/0x170
[ 8362.895066][T19513]      __sys_sendmsg+0xcd/0x170
[ 8362.895066][T19513]      do_syscall_64+0xc6/0x1e0
[ 8362.895066][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8362.895066][T19513] 
[ 8362.896959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8362.896959][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8362.896959][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8362.896959][T19513]      ipv6_find_idev+0x102/0x170
[ 8362.896959][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8362.896959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8362.896959][T19513]      netlink_rcv_skb+0x130/0x360
[ 8362.896959][T19513]      netlink_unicast+0x449/0x710
[ 8362.896959][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8362.896959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8362.896959][T19513]      ___sys_sendmsg+0xee/0x170
[ 8362.896959][T19513]      __sys_sendmsg+0xcd/0x170
[ 8362.896959][T19513]      do_syscall_64+0xc6/0x1e0
[ 8362.896959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8362.896959][T19513] 
[ 8373.135174][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8373.135638][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8373.135638][T19513]      netdev_get_by_index+0x5e/0x80
[ 8373.135638][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8373.135638][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8373.135638][T19513]      ip6_route_add+0x1c/0x140
[ 8373.135638][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8373.135638][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8373.135638][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8373.135638][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8373.135638][T19513]      netlink_rcv_skb+0x130/0x360
[ 8373.135638][T19513]      netlink_unicast+0x449/0x710
[ 8373.135638][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8373.135638][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8373.135638][T19513]      ___sys_sendmsg+0xee/0x170
[ 8373.135638][T19513]      __sys_sendmsg+0xcd/0x170
[ 8373.135638][T19513]      do_syscall_64+0xc6/0x1e0
[ 8373.135638][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8373.135638][T19513] 
[ 8373.137892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8373.137892][T19513]      netdev_get_by_index+0x5e/0x80
[ 8373.137892][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8373.137892][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8373.137892][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8373.137892][T19513]      ipv6_add_addr+0x411/0x2000
[ 8373.137892][T19513]      inet6_addr_add+0x30e/0xa40
[ 8373.137892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8373.137892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8373.137892][T19513]      netlink_rcv_skb+0x130/0x360
[ 8373.137892][T19513]      netlink_unicast+0x449/0x710
[ 8373.137892][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8373.137892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8373.137892][T19513]      ___sys_sendmsg+0xee/0x170
[ 8373.137892][T19513]      __sys_sendmsg+0xcd/0x170
[ 8373.137892][T19513]      do_syscall_64+0xc6/0x1e0
[ 8373.137892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8373.137892][T19513] 
[ 8373.140104][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8373.140104][T19513]      netdev_get_by_index+0x5e/0x80
[ 8373.140104][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8373.140104][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8373.140104][T19513]      ip6_route_add+0x1c/0x140
[ 8373.140104][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8373.140104][T19513]      addrconf_add_dev+0xe2/0x170
[ 8373.140104][T19513]      inet6_addr_add+0x12f/0xa40
[ 8373.140104][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8373.140104][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8373.140104][T19513]      netlink_rcv_skb+0x130/0x360
[ 8373.140104][T19513]      netlink_unicast+0x449/0x710
[ 8373.140104][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8373.140104][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8373.140104][T19513]      ___sys_sendmsg+0xee/0x170
[ 8373.140104][T19513]      __sys_sendmsg+0xcd/0x170
[ 8373.140104][T19513]      do_syscall_64+0xc6/0x1e0
[ 8373.140104][T19513] 
[ 8373.142268][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8373.142268][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8373.142268][T19513]      ipv6_find_idev+0x102/0x170
[ 8373.142268][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8373.142268][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8373.142268][T19513]      netlink_rcv_skb+0x130/0x360
[ 8373.142268][T19513]      netlink_unicast+0x449/0x710
[ 8373.142268][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8373.142268][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8373.142268][T19513]      ___sys_sendmsg+0xee/0x170
[ 8373.142268][T19513]      __sys_sendmsg+0xcd/0x170
[ 8373.142268][T19513]      do_syscall_64+0xc6/0x1e0
[ 8373.142268][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8373.142268][T19513] 
[ 8373.143962][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8373.143962][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8373.143962][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8373.143962][T19513]      ipv6_find_idev+0x102/0x170
[ 8373.143962][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8373.143962][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8373.143962][T19513]      netlink_rcv_skb+0x130/0x360
[ 8373.143962][T19513]      netlink_unicast+0x449/0x710
[ 8373.143962][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8373.143962][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8373.143962][T19513]      ___sys_sendmsg+0xee/0x170
[ 8373.143962][T19513]      __sys_sendmsg+0xcd/0x170
[ 8373.143962][T19513]      do_syscall_64+0xc6/0x1e0
[ 8373.143962][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8373.143962][T19513] 
[ 8383.383164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8383.383625][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8383.383625][T19513]      netdev_get_by_index+0x5e/0x80
[ 8383.383625][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8383.383625][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8383.383625][T19513]      ip6_route_add+0x1c/0x140
[ 8383.383625][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8383.383625][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8383.383625][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8383.383625][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8383.383625][T19513]      netlink_rcv_skb+0x130/0x360
[ 8383.383625][T19513]      netlink_unicast+0x449/0x710
[ 8383.383625][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8383.383625][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8383.383625][T19513]      ___sys_sendmsg+0xee/0x170
[ 8383.383625][T19513]      __sys_sendmsg+0xcd/0x170
[ 8383.383625][T19513]      do_syscall_64+0xc6/0x1e0
[ 8383.383625][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8383.383625][T19513] 
[ 8383.385868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8383.385868][T19513]      netdev_get_by_index+0x5e/0x80
[ 8383.385868][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8383.385868][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8383.385868][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8383.385868][T19513]      ipv6_add_addr+0x411/0x2000
[ 8383.385868][T19513]      inet6_addr_add+0x30e/0xa40
[ 8383.385868][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8383.385868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8383.385868][T19513]      netlink_rcv_skb+0x130/0x360
[ 8383.385868][T19513]      netlink_unicast+0x449/0x710
[ 8383.385868][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8383.385868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8383.385868][T19513]      ___sys_sendmsg+0xee/0x170
[ 8383.385868][T19513]      __sys_sendmsg+0xcd/0x170
[ 8383.385868][T19513]      do_syscall_64+0xc6/0x1e0
[ 8383.385868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8383.385868][T19513] 
[ 8383.388069][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8383.388069][T19513]      netdev_get_by_index+0x5e/0x80
[ 8383.388069][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8383.388069][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8383.388069][T19513]      ip6_route_add+0x1c/0x140
[ 8383.388069][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8383.388069][T19513]      addrconf_add_dev+0xe2/0x170
[ 8383.388069][T19513]      inet6_addr_add+0x12f/0xa40
[ 8383.388069][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8383.388069][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8383.388069][T19513]      netlink_rcv_skb+0x130/0x360
[ 8383.388069][T19513]      netlink_unicast+0x449/0x710
[ 8383.388069][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8383.388069][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8383.388069][T19513]      ___sys_sendmsg+0xee/0x170
[ 8383.388069][T19513]      __sys_sendmsg+0xcd/0x170
[ 8383.388069][T19513]      do_syscall_64+0xc6/0x1e0
[ 8383.388069][T19513] 
[ 8383.390253][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8383.390253][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8383.390253][T19513]      ipv6_find_idev+0x102/0x170
[ 8383.390253][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8383.390253][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8383.390253][T19513]      netlink_rcv_skb+0x130/0x360
[ 8383.390253][T19513]      netlink_unicast+0x449/0x710
[ 8383.390253][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8383.390253][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8383.390253][T19513]      ___sys_sendmsg+0xee/0x170
[ 8383.390253][T19513]      __sys_sendmsg+0xcd/0x170
[ 8383.390253][T19513]      do_syscall_64+0xc6/0x1e0
[ 8383.390253][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8383.390253][T19513] 
[ 8383.391944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8383.391944][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8383.391944][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8383.391944][T19513]      ipv6_find_idev+0x102/0x170
[ 8383.391944][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8383.391944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8383.391944][T19513]      netlink_rcv_skb+0x130/0x360
[ 8383.391944][T19513]      netlink_unicast+0x449/0x710
[ 8383.391944][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8383.391944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8383.391944][T19513]      ___sys_sendmsg+0xee/0x170
[ 8383.391944][T19513]      __sys_sendmsg+0xcd/0x170
[ 8383.391944][T19513]      do_syscall_64+0xc6/0x1e0
[ 8383.391944][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8383.391944][T19513] 
[ 8393.631090][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8393.631479][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8393.631479][T19513]      netdev_get_by_index+0x5e/0x80
[ 8393.631479][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8393.631479][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8393.631479][T19513]      ip6_route_add+0x1c/0x140
[ 8393.631479][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8393.631479][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8393.631479][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8393.631479][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8393.631479][T19513]      netlink_rcv_skb+0x130/0x360
[ 8393.631479][T19513]      netlink_unicast+0x449/0x710
[ 8393.631479][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8393.631479][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8393.631479][T19513]      ___sys_sendmsg+0xee/0x170
[ 8393.631479][T19513]      __sys_sendmsg+0xcd/0x170
[ 8393.631479][T19513]      do_syscall_64+0xc6/0x1e0
[ 8393.631479][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8393.631479][T19513] 
[ 8393.633707][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8393.633707][T19513]      netdev_get_by_index+0x5e/0x80
[ 8393.633707][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8393.633707][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8393.633707][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8393.633707][T19513]      ipv6_add_addr+0x411/0x2000
[ 8393.633707][T19513]      inet6_addr_add+0x30e/0xa40
[ 8393.633707][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8393.633707][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8393.633707][T19513]      netlink_rcv_skb+0x130/0x360
[ 8393.633707][T19513]      netlink_unicast+0x449/0x710
[ 8393.633707][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8393.633707][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8393.633707][T19513]      ___sys_sendmsg+0xee/0x170
[ 8393.633707][T19513]      __sys_sendmsg+0xcd/0x170
[ 8393.633707][T19513]      do_syscall_64+0xc6/0x1e0
[ 8393.633707][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8393.633707][T19513] 
[ 8393.635906][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8393.635906][T19513]      netdev_get_by_index+0x5e/0x80
[ 8393.635906][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8393.635906][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8393.635906][T19513]      ip6_route_add+0x1c/0x140
[ 8393.635906][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8393.635906][T19513]      addrconf_add_dev+0xe2/0x170
[ 8393.635906][T19513]      inet6_addr_add+0x12f/0xa40
[ 8393.635906][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8393.635906][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8393.635906][T19513]      netlink_rcv_skb+0x130/0x360
[ 8393.635906][T19513]      netlink_unicast+0x449/0x710
[ 8393.635906][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8393.635906][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8393.635906][T19513]      ___sys_sendmsg+0xee/0x170
[ 8393.635906][T19513]      __sys_sendmsg+0xcd/0x170
[ 8393.635906][T19513]      do_syscall_64+0xc6/0x1e0
[ 8393.635906][T19513] 
[ 8393.638062][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8393.638062][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8393.638062][T19513]      ipv6_find_idev+0x102/0x170
[ 8393.638062][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8393.638062][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8393.638062][T19513]      netlink_rcv_skb+0x130/0x360
[ 8393.638062][T19513]      netlink_unicast+0x449/0x710
[ 8393.638062][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8393.638062][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8393.638062][T19513]      ___sys_sendmsg+0xee/0x170
[ 8393.638062][T19513]      __sys_sendmsg+0xcd/0x170
[ 8393.638062][T19513]      do_syscall_64+0xc6/0x1e0
[ 8393.638062][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8393.638062][T19513] 
[ 8393.639758][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8393.639758][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8393.639758][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8393.639758][T19513]      ipv6_find_idev+0x102/0x170
[ 8393.639758][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8393.639758][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8393.639758][T19513]      netlink_rcv_skb+0x130/0x360
[ 8393.639758][T19513]      netlink_unicast+0x449/0x710
[ 8393.639758][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8393.639758][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8393.639758][T19513]      ___sys_sendmsg+0xee/0x170
[ 8393.639758][T19513]      __sys_sendmsg+0xcd/0x170
[ 8393.639758][T19513]      do_syscall_64+0xc6/0x1e0
[ 8393.639758][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8393.639758][T19513] 
[ 8403.879067][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8403.879537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8403.879537][T19513]      netdev_get_by_index+0x5e/0x80
[ 8403.879537][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8403.879537][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8403.879537][T19513]      ip6_route_add+0x1c/0x140
[ 8403.879537][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8403.879537][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8403.879537][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8403.879537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8403.879537][T19513]      netlink_rcv_skb+0x130/0x360
[ 8403.879537][T19513]      netlink_unicast+0x449/0x710
[ 8403.879537][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8403.879537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8403.879537][T19513]      ___sys_sendmsg+0xee/0x170
[ 8403.879537][T19513]      __sys_sendmsg+0xcd/0x170
[ 8403.879537][T19513]      do_syscall_64+0xc6/0x1e0
[ 8403.879537][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8403.879537][T19513] 
[ 8403.881796][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8403.881796][T19513]      netdev_get_by_index+0x5e/0x80
[ 8403.881796][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8403.881796][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8403.881796][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8403.881796][T19513]      ipv6_add_addr+0x411/0x2000
[ 8403.881796][T19513]      inet6_addr_add+0x30e/0xa40
[ 8403.881796][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8403.881796][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8403.881796][T19513]      netlink_rcv_skb+0x130/0x360
[ 8403.881796][T19513]      netlink_unicast+0x449/0x710
[ 8403.881796][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8403.881796][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8403.881796][T19513]      ___sys_sendmsg+0xee/0x170
[ 8403.881796][T19513]      __sys_sendmsg+0xcd/0x170
[ 8403.881796][T19513]      do_syscall_64+0xc6/0x1e0
[ 8403.881796][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8403.881796][T19513] 
[ 8403.884033][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8403.884033][T19513]      netdev_get_by_index+0x5e/0x80
[ 8403.884033][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8403.884033][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8403.884033][T19513]      ip6_route_add+0x1c/0x140
[ 8403.884033][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8403.884033][T19513]      addrconf_add_dev+0xe2/0x170
[ 8403.884033][T19513]      inet6_addr_add+0x12f/0xa40
[ 8403.884033][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8403.884033][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8403.884033][T19513]      netlink_rcv_skb+0x130/0x360
[ 8403.884033][T19513]      netlink_unicast+0x449/0x710
[ 8403.884033][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8403.884033][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8403.884033][T19513]      ___sys_sendmsg+0xee/0x170
[ 8403.884033][T19513]      __sys_sendmsg+0xcd/0x170
[ 8403.884033][T19513]      do_syscall_64+0xc6/0x1e0
[ 8403.884033][T19513] 
[ 8403.886505][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8403.886505][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8403.886505][T19513]      ipv6_find_idev+0x102/0x170
[ 8403.886505][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8403.886505][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8403.886505][T19513]      netlink_rcv_skb+0x130/0x360
[ 8403.886505][T19513]      netlink_unicast+0x449/0x710
[ 8403.886505][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8403.886505][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8403.886505][T19513]      ___sys_sendmsg+0xee/0x170
[ 8403.886505][T19513]      __sys_sendmsg+0xcd/0x170
[ 8403.886505][T19513]      do_syscall_64+0xc6/0x1e0
[ 8403.886505][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8403.886505][T19513] 
[ 8403.888263][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8403.888263][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8403.888263][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8403.888263][T19513]      ipv6_find_idev+0x102/0x170
[ 8403.888263][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8403.888263][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8403.888263][T19513]      netlink_rcv_skb+0x130/0x360
[ 8403.888263][T19513]      netlink_unicast+0x449/0x710
[ 8403.888263][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8403.888263][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8403.888263][T19513]      ___sys_sendmsg+0xee/0x170
[ 8403.888263][T19513]      __sys_sendmsg+0xcd/0x170
[ 8403.888263][T19513]      do_syscall_64+0xc6/0x1e0
[ 8403.888263][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8403.888263][T19513] 
[ 8413.959166][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8413.959632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8413.959632][T19513]      netdev_get_by_index+0x5e/0x80
[ 8413.959632][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8413.959632][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8413.959632][T19513]      ip6_route_add+0x1c/0x140
[ 8413.959632][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8413.959632][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8413.959632][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8413.959632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8413.959632][T19513]      netlink_rcv_skb+0x130/0x360
[ 8413.959632][T19513]      netlink_unicast+0x449/0x710
[ 8413.959632][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8413.959632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8413.959632][T19513]      ___sys_sendmsg+0xee/0x170
[ 8413.959632][T19513]      __sys_sendmsg+0xcd/0x170
[ 8413.959632][T19513]      do_syscall_64+0xc6/0x1e0
[ 8413.959632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8413.959632][T19513] 
[ 8413.961862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8413.961862][T19513]      netdev_get_by_index+0x5e/0x80
[ 8413.961862][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8413.961862][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8413.961862][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8413.961862][T19513]      ipv6_add_addr+0x411/0x2000
[ 8413.961862][T19513]      inet6_addr_add+0x30e/0xa40
[ 8413.961862][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8413.961862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8413.961862][T19513]      netlink_rcv_skb+0x130/0x360
[ 8413.961862][T19513]      netlink_unicast+0x449/0x710
[ 8413.961862][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8413.961862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8413.961862][T19513]      ___sys_sendmsg+0xee/0x170
[ 8413.961862][T19513]      __sys_sendmsg+0xcd/0x170
[ 8413.961862][T19513]      do_syscall_64+0xc6/0x1e0
[ 8413.961862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8413.961862][T19513] 
[ 8413.964056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8413.964056][T19513]      netdev_get_by_index+0x5e/0x80
[ 8413.964056][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8413.964056][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8413.964056][T19513]      ip6_route_add+0x1c/0x140
[ 8413.964056][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8413.964056][T19513]      addrconf_add_dev+0xe2/0x170
[ 8413.964056][T19513]      inet6_addr_add+0x12f/0xa40
[ 8413.964056][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8413.964056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8413.964056][T19513]      netlink_rcv_skb+0x130/0x360
[ 8413.964056][T19513]      netlink_unicast+0x449/0x710
[ 8413.964056][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8413.964056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8413.964056][T19513]      ___sys_sendmsg+0xee/0x170
[ 8413.964056][T19513]      __sys_sendmsg+0xcd/0x170
[ 8413.964056][T19513]      do_syscall_64+0xc6/0x1e0
[ 8413.964056][T19513] 
[ 8413.966209][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8413.966209][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8413.966209][T19513]      ipv6_find_idev+0x102/0x170
[ 8413.966209][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8413.966209][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8413.966209][T19513]      netlink_rcv_skb+0x130/0x360
[ 8413.966209][T19513]      netlink_unicast+0x449/0x710
[ 8413.966209][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8413.966209][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8413.966209][T19513]      ___sys_sendmsg+0xee/0x170
[ 8413.966209][T19513]      __sys_sendmsg+0xcd/0x170
[ 8413.966209][T19513]      do_syscall_64+0xc6/0x1e0
[ 8413.966209][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8413.966209][T19513] 
[ 8413.967893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8413.967893][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8413.967893][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8413.967893][T19513]      ipv6_find_idev+0x102/0x170
[ 8413.967893][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8413.967893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8413.967893][T19513]      netlink_rcv_skb+0x130/0x360
[ 8413.967893][T19513]      netlink_unicast+0x449/0x710
[ 8413.967893][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8413.967893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8413.967893][T19513]      ___sys_sendmsg+0xee/0x170
[ 8413.967893][T19513]      __sys_sendmsg+0xcd/0x170
[ 8413.967893][T19513]      do_syscall_64+0xc6/0x1e0
[ 8413.967893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8413.967893][T19513] 
[ 8424.215171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8424.215648][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8424.215648][T19513]      netdev_get_by_index+0x5e/0x80
[ 8424.215648][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8424.215648][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8424.215648][T19513]      ip6_route_add+0x1c/0x140
[ 8424.215648][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8424.215648][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8424.215648][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8424.215648][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8424.215648][T19513]      netlink_rcv_skb+0x130/0x360
[ 8424.215648][T19513]      netlink_unicast+0x449/0x710
[ 8424.215648][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8424.215648][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8424.215648][T19513]      ___sys_sendmsg+0xee/0x170
[ 8424.215648][T19513]      __sys_sendmsg+0xcd/0x170
[ 8424.215648][T19513]      do_syscall_64+0xc6/0x1e0
[ 8424.215648][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8424.215648][T19513] 
[ 8424.217876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8424.217876][T19513]      netdev_get_by_index+0x5e/0x80
[ 8424.217876][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8424.217876][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8424.217876][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8424.217876][T19513]      ipv6_add_addr+0x411/0x2000
[ 8424.217876][T19513]      inet6_addr_add+0x30e/0xa40
[ 8424.217876][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8424.217876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8424.217876][T19513]      netlink_rcv_skb+0x130/0x360
[ 8424.217876][T19513]      netlink_unicast+0x449/0x710
[ 8424.217876][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8424.217876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8424.217876][T19513]      ___sys_sendmsg+0xee/0x170
[ 8424.217876][T19513]      __sys_sendmsg+0xcd/0x170
[ 8424.217876][T19513]      do_syscall_64+0xc6/0x1e0
[ 8424.217876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8424.217876][T19513] 
[ 8424.220082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8424.220082][T19513]      netdev_get_by_index+0x5e/0x80
[ 8424.220082][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8424.220082][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8424.220082][T19513]      ip6_route_add+0x1c/0x140
[ 8424.220082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8424.220082][T19513]      addrconf_add_dev+0xe2/0x170
[ 8424.220082][T19513]      inet6_addr_add+0x12f/0xa40
[ 8424.220082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8424.220082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8424.220082][T19513]      netlink_rcv_skb+0x130/0x360
[ 8424.220082][T19513]      netlink_unicast+0x449/0x710
[ 8424.220082][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8424.220082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8424.220082][T19513]      ___sys_sendmsg+0xee/0x170
[ 8424.220082][T19513]      __sys_sendmsg+0xcd/0x170
[ 8424.220082][T19513]      do_syscall_64+0xc6/0x1e0
[ 8424.220082][T19513] 
[ 8424.222248][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8424.222248][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8424.222248][T19513]      ipv6_find_idev+0x102/0x170
[ 8424.222248][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8424.222248][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8424.222248][T19513]      netlink_rcv_skb+0x130/0x360
[ 8424.222248][T19513]      netlink_unicast+0x449/0x710
[ 8424.222248][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8424.222248][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8424.222248][T19513]      ___sys_sendmsg+0xee/0x170
[ 8424.222248][T19513]      __sys_sendmsg+0xcd/0x170
[ 8424.222248][T19513]      do_syscall_64+0xc6/0x1e0
[ 8424.222248][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8424.222248][T19513] 
[ 8424.223936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8424.223936][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8424.223936][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8424.223936][T19513]      ipv6_find_idev+0x102/0x170
[ 8424.223936][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8424.223936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8424.223936][T19513]      netlink_rcv_skb+0x130/0x360
[ 8424.223936][T19513]      netlink_unicast+0x449/0x710
[ 8424.223936][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8424.223936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8424.223936][T19513]      ___sys_sendmsg+0xee/0x170
[ 8424.223936][T19513]      __sys_sendmsg+0xcd/0x170
[ 8424.223936][T19513]      do_syscall_64+0xc6/0x1e0
[ 8424.223936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8424.223936][T19513] 
[ 8434.471073][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8434.471473][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8434.471473][T19513]      netdev_get_by_index+0x5e/0x80
[ 8434.471473][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8434.471473][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8434.471473][T19513]      ip6_route_add+0x1c/0x140
[ 8434.471473][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8434.471473][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8434.471473][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8434.471473][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8434.471473][T19513]      netlink_rcv_skb+0x130/0x360
[ 8434.471473][T19513]      netlink_unicast+0x449/0x710
[ 8434.471473][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8434.471473][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8434.471473][T19513]      ___sys_sendmsg+0xee/0x170
[ 8434.471473][T19513]      __sys_sendmsg+0xcd/0x170
[ 8434.471473][T19513]      do_syscall_64+0xc6/0x1e0
[ 8434.471473][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8434.471473][T19513] 
[ 8434.473730][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8434.473730][T19513]      netdev_get_by_index+0x5e/0x80
[ 8434.473730][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8434.473730][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8434.473730][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8434.473730][T19513]      ipv6_add_addr+0x411/0x2000
[ 8434.473730][T19513]      inet6_addr_add+0x30e/0xa40
[ 8434.473730][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8434.473730][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8434.473730][T19513]      netlink_rcv_skb+0x130/0x360
[ 8434.473730][T19513]      netlink_unicast+0x449/0x710
[ 8434.473730][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8434.473730][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8434.473730][T19513]      ___sys_sendmsg+0xee/0x170
[ 8434.473730][T19513]      __sys_sendmsg+0xcd/0x170
[ 8434.473730][T19513]      do_syscall_64+0xc6/0x1e0
[ 8434.473730][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8434.473730][T19513] 
[ 8434.475930][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8434.475930][T19513]      netdev_get_by_index+0x5e/0x80
[ 8434.475930][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8434.475930][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8434.475930][T19513]      ip6_route_add+0x1c/0x140
[ 8434.475930][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8434.475930][T19513]      addrconf_add_dev+0xe2/0x170
[ 8434.475930][T19513]      inet6_addr_add+0x12f/0xa40
[ 8434.475930][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8434.475930][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8434.475930][T19513]      netlink_rcv_skb+0x130/0x360
[ 8434.475930][T19513]      netlink_unicast+0x449/0x710
[ 8434.475930][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8434.475930][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8434.475930][T19513]      ___sys_sendmsg+0xee/0x170
[ 8434.475930][T19513]      __sys_sendmsg+0xcd/0x170
[ 8434.475930][T19513]      do_syscall_64+0xc6/0x1e0
[ 8434.475930][T19513] 
[ 8434.478099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8434.478099][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8434.478099][T19513]      ipv6_find_idev+0x102/0x170
[ 8434.478099][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8434.478099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8434.478099][T19513]      netlink_rcv_skb+0x130/0x360
[ 8434.478099][T19513]      netlink_unicast+0x449/0x710
[ 8434.478099][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8434.478099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8434.478099][T19513]      ___sys_sendmsg+0xee/0x170
[ 8434.478099][T19513]      __sys_sendmsg+0xcd/0x170
[ 8434.478099][T19513]      do_syscall_64+0xc6/0x1e0
[ 8434.478099][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8434.478099][T19513] 
[ 8434.479971][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8434.479971][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8434.479971][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8434.479971][T19513]      ipv6_find_idev+0x102/0x170
[ 8434.479971][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8434.479971][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8434.479971][T19513]      netlink_rcv_skb+0x130/0x360
[ 8434.479971][T19513]      netlink_unicast+0x449/0x710
[ 8434.479971][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8434.479971][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8434.479971][T19513]      ___sys_sendmsg+0xee/0x170
[ 8434.479971][T19513]      __sys_sendmsg+0xcd/0x170
[ 8434.479971][T19513]      do_syscall_64+0xc6/0x1e0
[ 8434.479971][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8434.479971][T19513] 
[ 8444.735122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8444.735576][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8444.735576][T19513]      netdev_get_by_index+0x5e/0x80
[ 8444.735576][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8444.735576][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8444.735576][T19513]      ip6_route_add+0x1c/0x140
[ 8444.735576][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8444.735576][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8444.735576][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8444.735576][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8444.735576][T19513]      netlink_rcv_skb+0x130/0x360
[ 8444.735576][T19513]      netlink_unicast+0x449/0x710
[ 8444.735576][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8444.735576][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8444.735576][T19513]      ___sys_sendmsg+0xee/0x170
[ 8444.735576][T19513]      __sys_sendmsg+0xcd/0x170
[ 8444.735576][T19513]      do_syscall_64+0xc6/0x1e0
[ 8444.735576][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8444.735576][T19513] 
[ 8444.737914][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8444.737914][T19513]      netdev_get_by_index+0x5e/0x80
[ 8444.737914][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8444.737914][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8444.737914][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8444.737914][T19513]      ipv6_add_addr+0x411/0x2000
[ 8444.737914][T19513]      inet6_addr_add+0x30e/0xa40
[ 8444.737914][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8444.737914][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8444.737914][T19513]      netlink_rcv_skb+0x130/0x360
[ 8444.737914][T19513]      netlink_unicast+0x449/0x710
[ 8444.737914][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8444.737914][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8444.737914][T19513]      ___sys_sendmsg+0xee/0x170
[ 8444.737914][T19513]      __sys_sendmsg+0xcd/0x170
[ 8444.737914][T19513]      do_syscall_64+0xc6/0x1e0
[ 8444.737914][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8444.737914][T19513] 
[ 8444.740291][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8444.740291][T19513]      netdev_get_by_index+0x5e/0x80
[ 8444.740291][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8444.740291][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8444.740291][T19513]      ip6_route_add+0x1c/0x140
[ 8444.740291][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8444.740291][T19513]      addrconf_add_dev+0xe2/0x170
[ 8444.740291][T19513]      inet6_addr_add+0x12f/0xa40
[ 8444.740291][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8444.740291][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8444.740291][T19513]      netlink_rcv_skb+0x130/0x360
[ 8444.740291][T19513]      netlink_unicast+0x449/0x710
[ 8444.740291][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8444.740291][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8444.740291][T19513]      ___sys_sendmsg+0xee/0x170
[ 8444.740291][T19513]      __sys_sendmsg+0xcd/0x170
[ 8444.740291][T19513]      do_syscall_64+0xc6/0x1e0
[ 8444.740291][T19513] 
[ 8444.742820][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8444.742820][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8444.742820][T19513]      ipv6_find_idev+0x102/0x170
[ 8444.742820][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8444.742820][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8444.742820][T19513]      netlink_rcv_skb+0x130/0x360
[ 8444.742820][T19513]      netlink_unicast+0x449/0x710
[ 8444.742820][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8444.742820][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8444.742820][T19513]      ___sys_sendmsg+0xee/0x170
[ 8444.742820][T19513]      __sys_sendmsg+0xcd/0x170
[ 8444.742820][T19513]      do_syscall_64+0xc6/0x1e0
[ 8444.742820][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8444.742820][T19513] 
[ 8444.744621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8444.744621][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8444.744621][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8444.744621][T19513]      ipv6_find_idev+0x102/0x170
[ 8444.744621][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8444.744621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8444.744621][T19513]      netlink_rcv_skb+0x130/0x360
[ 8444.744621][T19513]      netlink_unicast+0x449/0x710
[ 8444.744621][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8444.744621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8444.744621][T19513]      ___sys_sendmsg+0xee/0x170
[ 8444.744621][T19513]      __sys_sendmsg+0xcd/0x170
[ 8444.744621][T19513]      do_syscall_64+0xc6/0x1e0
[ 8444.744621][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8444.744621][T19513] 
[ 8454.999088][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8454.999482][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8454.999482][T19513]      netdev_get_by_index+0x5e/0x80
[ 8454.999482][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8454.999482][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8454.999482][T19513]      ip6_route_add+0x1c/0x140
[ 8454.999482][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8454.999482][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8454.999482][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8454.999482][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8454.999482][T19513]      netlink_rcv_skb+0x130/0x360
[ 8454.999482][T19513]      netlink_unicast+0x449/0x710
[ 8454.999482][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8454.999482][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8454.999482][T19513]      ___sys_sendmsg+0xee/0x170
[ 8454.999482][T19513]      __sys_sendmsg+0xcd/0x170
[ 8454.999482][T19513]      do_syscall_64+0xc6/0x1e0
[ 8454.999482][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8454.999482][T19513] 
[ 8455.002505][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8455.002505][T19513]      netdev_get_by_index+0x5e/0x80
[ 8455.002505][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8455.002505][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8455.002505][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8455.002505][T19513]      ipv6_add_addr+0x411/0x2000
[ 8455.002505][T19513]      inet6_addr_add+0x30e/0xa40
[ 8455.002505][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8455.002505][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8455.002505][T19513]      netlink_rcv_skb+0x130/0x360
[ 8455.002505][T19513]      netlink_unicast+0x449/0x710
[ 8455.002505][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8455.002505][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8455.002505][T19513]      ___sys_sendmsg+0xee/0x170
[ 8455.002505][T19513]      __sys_sendmsg+0xcd/0x170
[ 8455.002505][T19513]      do_syscall_64+0xc6/0x1e0
[ 8455.002505][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8455.002505][T19513] 
[ 8455.004952][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8455.004952][T19513]      netdev_get_by_index+0x5e/0x80
[ 8455.004952][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8455.004952][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8455.004952][T19513]      ip6_route_add+0x1c/0x140
[ 8455.004952][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8455.004952][T19513]      addrconf_add_dev+0xe2/0x170
[ 8455.004952][T19513]      inet6_addr_add+0x12f/0xa40
[ 8455.004952][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8455.004952][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8455.004952][T19513]      netlink_rcv_skb+0x130/0x360
[ 8455.004952][T19513]      netlink_unicast+0x449/0x710
[ 8455.004952][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8455.004952][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8455.004952][T19513]      ___sys_sendmsg+0xee/0x170
[ 8455.004952][T19513]      __sys_sendmsg+0xcd/0x170
[ 8455.004952][T19513]      do_syscall_64+0xc6/0x1e0
[ 8455.004952][T19513] 
[ 8455.007353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8455.007353][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8455.007353][T19513]      ipv6_find_idev+0x102/0x170
[ 8455.007353][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8455.007353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8455.007353][T19513]      netlink_rcv_skb+0x130/0x360
[ 8455.007353][T19513]      netlink_unicast+0x449/0x710
[ 8455.007353][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8455.007353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8455.007353][T19513]      ___sys_sendmsg+0xee/0x170
[ 8455.007353][T19513]      __sys_sendmsg+0xcd/0x170
[ 8455.007353][T19513]      do_syscall_64+0xc6/0x1e0
[ 8455.007353][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8455.007353][T19513] 
[ 8455.009118][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8455.009118][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8455.009118][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8455.009118][T19513]      ipv6_find_idev+0x102/0x170
[ 8455.009118][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8455.009118][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8455.009118][T19513]      netlink_rcv_skb+0x130/0x360
[ 8455.009118][T19513]      netlink_unicast+0x449/0x710
[ 8455.009118][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8455.009118][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8455.009118][T19513]      ___sys_sendmsg+0xee/0x170
[ 8455.009118][T19513]      __sys_sendmsg+0xcd/0x170
[ 8455.009118][T19513]      do_syscall_64+0xc6/0x1e0
[ 8455.009118][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8455.009118][T19513] 
[ 8465.135185][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8465.135681][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8465.135681][T19513]      netdev_get_by_index+0x5e/0x80
[ 8465.135681][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8465.135681][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8465.135681][T19513]      ip6_route_add+0x1c/0x140
[ 8465.135681][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8465.135681][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8465.135681][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8465.135681][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8465.135681][T19513]      netlink_rcv_skb+0x130/0x360
[ 8465.135681][T19513]      netlink_unicast+0x449/0x710
[ 8465.135681][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8465.135681][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8465.135681][T19513]      ___sys_sendmsg+0xee/0x170
[ 8465.135681][T19513]      __sys_sendmsg+0xcd/0x170
[ 8465.135681][T19513]      do_syscall_64+0xc6/0x1e0
[ 8465.135681][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8465.135681][T19513] 
[ 8465.137964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8465.137964][T19513]      netdev_get_by_index+0x5e/0x80
[ 8465.137964][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8465.137964][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8465.137964][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8465.137964][T19513]      ipv6_add_addr+0x411/0x2000
[ 8465.137964][T19513]      inet6_addr_add+0x30e/0xa40
[ 8465.137964][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8465.137964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8465.137964][T19513]      netlink_rcv_skb+0x130/0x360
[ 8465.137964][T19513]      netlink_unicast+0x449/0x710
[ 8465.137964][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8465.137964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8465.137964][T19513]      ___sys_sendmsg+0xee/0x170
[ 8465.137964][T19513]      __sys_sendmsg+0xcd/0x170
[ 8465.137964][T19513]      do_syscall_64+0xc6/0x1e0
[ 8465.137964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8465.137964][T19513] 
[ 8465.140220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8465.140220][T19513]      netdev_get_by_index+0x5e/0x80
[ 8465.140220][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8465.140220][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8465.140220][T19513]      ip6_route_add+0x1c/0x140
[ 8465.140220][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8465.140220][T19513]      addrconf_add_dev+0xe2/0x170
[ 8465.140220][T19513]      inet6_addr_add+0x12f/0xa40
[ 8465.140220][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8465.140220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8465.140220][T19513]      netlink_rcv_skb+0x130/0x360
[ 8465.140220][T19513]      netlink_unicast+0x449/0x710
[ 8465.140220][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8465.140220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8465.140220][T19513]      ___sys_sendmsg+0xee/0x170
[ 8465.140220][T19513]      __sys_sendmsg+0xcd/0x170
[ 8465.140220][T19513]      do_syscall_64+0xc6/0x1e0
[ 8465.140220][T19513] 
[ 8465.142459][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8465.142459][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8465.142459][T19513]      ipv6_find_idev+0x102/0x170
[ 8465.142459][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8465.142459][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8465.142459][T19513]      netlink_rcv_skb+0x130/0x360
[ 8465.142459][T19513]      netlink_unicast+0x449/0x710
[ 8465.142459][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8465.142459][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8465.142459][T19513]      ___sys_sendmsg+0xee/0x170
[ 8465.142459][T19513]      __sys_sendmsg+0xcd/0x170
[ 8465.142459][T19513]      do_syscall_64+0xc6/0x1e0
[ 8465.142459][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8465.142459][T19513] 
[ 8465.144204][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8465.144204][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8465.144204][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8465.144204][T19513]      ipv6_find_idev+0x102/0x170
[ 8465.144204][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8465.144204][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8465.144204][T19513]      netlink_rcv_skb+0x130/0x360
[ 8465.144204][T19513]      netlink_unicast+0x449/0x710
[ 8465.144204][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8465.144204][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8465.144204][T19513]      ___sys_sendmsg+0xee/0x170
[ 8465.144204][T19513]      __sys_sendmsg+0xcd/0x170
[ 8465.144204][T19513]      do_syscall_64+0xc6/0x1e0
[ 8465.144204][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8465.144204][T19513] 
[ 8475.215128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8475.215553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8475.215553][T19513]      netdev_get_by_index+0x5e/0x80
[ 8475.215553][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8475.215553][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8475.215553][T19513]      ip6_route_add+0x1c/0x140
[ 8475.215553][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8475.215553][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8475.215553][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8475.215553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8475.215553][T19513]      netlink_rcv_skb+0x130/0x360
[ 8475.215553][T19513]      netlink_unicast+0x449/0x710
[ 8475.215553][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8475.215553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8475.215553][T19513]      ___sys_sendmsg+0xee/0x170
[ 8475.215553][T19513]      __sys_sendmsg+0xcd/0x170
[ 8475.215553][T19513]      do_syscall_64+0xc6/0x1e0
[ 8475.215553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8475.215553][T19513] 
[ 8475.217958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8475.217958][T19513]      netdev_get_by_index+0x5e/0x80
[ 8475.217958][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8475.217958][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8475.217958][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8475.217958][T19513]      ipv6_add_addr+0x411/0x2000
[ 8475.217958][T19513]      inet6_addr_add+0x30e/0xa40
[ 8475.217958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8475.217958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8475.217958][T19513]      netlink_rcv_skb+0x130/0x360
[ 8475.217958][T19513]      netlink_unicast+0x449/0x710
[ 8475.217958][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8475.217958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8475.217958][T19513]      ___sys_sendmsg+0xee/0x170
[ 8475.217958][T19513]      __sys_sendmsg+0xcd/0x170
[ 8475.217958][T19513]      do_syscall_64+0xc6/0x1e0
[ 8475.217958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8475.217958][T19513] 
[ 8475.220622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8475.220622][T19513]      netdev_get_by_index+0x5e/0x80
[ 8475.220622][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8475.220622][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8475.220622][T19513]      ip6_route_add+0x1c/0x140
[ 8475.220622][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8475.220622][T19513]      addrconf_add_dev+0xe2/0x170
[ 8475.220622][T19513]      inet6_addr_add+0x12f/0xa40
[ 8475.220622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8475.220622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8475.220622][T19513]      netlink_rcv_skb+0x130/0x360
[ 8475.220622][T19513]      netlink_unicast+0x449/0x710
[ 8475.220622][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8475.220622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8475.220622][T19513]      ___sys_sendmsg+0xee/0x170
[ 8475.220622][T19513]      __sys_sendmsg+0xcd/0x170
[ 8475.220622][T19513]      do_syscall_64+0xc6/0x1e0
[ 8475.220622][T19513] 
[ 8475.222842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8475.222842][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8475.222842][T19513]      ipv6_find_idev+0x102/0x170
[ 8475.222842][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8475.222842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8475.222842][T19513]      netlink_rcv_skb+0x130/0x360
[ 8475.222842][T19513]      netlink_unicast+0x449/0x710
[ 8475.222842][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8475.222842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8475.222842][T19513]      ___sys_sendmsg+0xee/0x170
[ 8475.222842][T19513]      __sys_sendmsg+0xcd/0x170
[ 8475.222842][T19513]      do_syscall_64+0xc6/0x1e0
[ 8475.222842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8475.222842][T19513] 
[ 8475.224605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8475.224605][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8475.224605][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8475.224605][T19513]      ipv6_find_idev+0x102/0x170
[ 8475.224605][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8475.224605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8475.224605][T19513]      netlink_rcv_skb+0x130/0x360
[ 8475.224605][T19513]      netlink_unicast+0x449/0x710
[ 8475.224605][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8475.224605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8475.224605][T19513]      ___sys_sendmsg+0xee/0x170
[ 8475.224605][T19513]      __sys_sendmsg+0xcd/0x170
[ 8475.224605][T19513]      do_syscall_64+0xc6/0x1e0
[ 8475.224605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8475.224605][T19513] 
[ 8485.463140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8485.463564][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8485.463564][T19513]      netdev_get_by_index+0x5e/0x80
[ 8485.463564][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8485.463564][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8485.463564][T19513]      ip6_route_add+0x1c/0x140
[ 8485.463564][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8485.463564][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8485.463564][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8485.463564][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8485.463564][T19513]      netlink_rcv_skb+0x130/0x360
[ 8485.463564][T19513]      netlink_unicast+0x449/0x710
[ 8485.463564][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8485.463564][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8485.463564][T19513]      ___sys_sendmsg+0xee/0x170
[ 8485.463564][T19513]      __sys_sendmsg+0xcd/0x170
[ 8485.463564][T19513]      do_syscall_64+0xc6/0x1e0
[ 8485.463564][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8485.463564][T19513] 
[ 8485.465805][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8485.465805][T19513]      netdev_get_by_index+0x5e/0x80
[ 8485.465805][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8485.465805][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8485.465805][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8485.465805][T19513]      ipv6_add_addr+0x411/0x2000
[ 8485.465805][T19513]      inet6_addr_add+0x30e/0xa40
[ 8485.465805][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8485.465805][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8485.465805][T19513]      netlink_rcv_skb+0x130/0x360
[ 8485.465805][T19513]      netlink_unicast+0x449/0x710
[ 8485.465805][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8485.465805][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8485.465805][T19513]      ___sys_sendmsg+0xee/0x170
[ 8485.465805][T19513]      __sys_sendmsg+0xcd/0x170
[ 8485.465805][T19513]      do_syscall_64+0xc6/0x1e0
[ 8485.465805][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8485.465805][T19513] 
[ 8485.468039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8485.468039][T19513]      netdev_get_by_index+0x5e/0x80
[ 8485.468039][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8485.468039][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8485.468039][T19513]      ip6_route_add+0x1c/0x140
[ 8485.468039][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8485.468039][T19513]      addrconf_add_dev+0xe2/0x170
[ 8485.468039][T19513]      inet6_addr_add+0x12f/0xa40
[ 8485.468039][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8485.468039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8485.468039][T19513]      netlink_rcv_skb+0x130/0x360
[ 8485.468039][T19513]      netlink_unicast+0x449/0x710
[ 8485.468039][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8485.468039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8485.468039][T19513]      ___sys_sendmsg+0xee/0x170
[ 8485.468039][T19513]      __sys_sendmsg+0xcd/0x170
[ 8485.468039][T19513]      do_syscall_64+0xc6/0x1e0
[ 8485.468039][T19513] 
[ 8485.470242][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8485.470242][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8485.470242][T19513]      ipv6_find_idev+0x102/0x170
[ 8485.470242][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8485.470242][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8485.470242][T19513]      netlink_rcv_skb+0x130/0x360
[ 8485.470242][T19513]      netlink_unicast+0x449/0x710
[ 8485.470242][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8485.470242][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8485.470242][T19513]      ___sys_sendmsg+0xee/0x170
[ 8485.470242][T19513]      __sys_sendmsg+0xcd/0x170
[ 8485.470242][T19513]      do_syscall_64+0xc6/0x1e0
[ 8485.470242][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8485.470242][T19513] 
[ 8485.471956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8485.471956][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8485.471956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8485.471956][T19513]      ipv6_find_idev+0x102/0x170
[ 8485.471956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8485.471956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8485.471956][T19513]      netlink_rcv_skb+0x130/0x360
[ 8485.471956][T19513]      netlink_unicast+0x449/0x710
[ 8485.471956][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8485.471956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8485.471956][T19513]      ___sys_sendmsg+0xee/0x170
[ 8485.471956][T19513]      __sys_sendmsg+0xcd/0x170
[ 8485.471956][T19513]      do_syscall_64+0xc6/0x1e0
[ 8485.471956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8485.471956][T19513] 
[ 8495.543078][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8495.543654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8495.543654][T19513]      netdev_get_by_index+0x5e/0x80
[ 8495.543654][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8495.543654][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8495.543654][T19513]      ip6_route_add+0x1c/0x140
[ 8495.543654][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8495.543654][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8495.543654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8495.543654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8495.543654][T19513]      netlink_rcv_skb+0x130/0x360
[ 8495.543654][T19513]      netlink_unicast+0x449/0x710
[ 8495.543654][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8495.543654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8495.543654][T19513]      ___sys_sendmsg+0xee/0x170
[ 8495.543654][T19513]      __sys_sendmsg+0xcd/0x170
[ 8495.543654][T19513]      do_syscall_64+0xc6/0x1e0
[ 8495.543654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8495.543654][T19513] 
[ 8495.547004][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8495.547004][T19513]      netdev_get_by_index+0x5e/0x80
[ 8495.547004][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8495.547004][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8495.547004][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8495.547004][T19513]      ipv6_add_addr+0x411/0x2000
[ 8495.547004][T19513]      inet6_addr_add+0x30e/0xa40
[ 8495.547004][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8495.547004][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8495.547004][T19513]      netlink_rcv_skb+0x130/0x360
[ 8495.547004][T19513]      netlink_unicast+0x449/0x710
[ 8495.547004][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8495.547004][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8495.547004][T19513]      ___sys_sendmsg+0xee/0x170
[ 8495.547004][T19513]      __sys_sendmsg+0xcd/0x170
[ 8495.547004][T19513]      do_syscall_64+0xc6/0x1e0
[ 8495.547004][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8495.547004][T19513] 
[ 8495.550566][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8495.550566][T19513]      netdev_get_by_index+0x5e/0x80
[ 8495.550566][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8495.550566][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8495.550566][T19513]      ip6_route_add+0x1c/0x140
[ 8495.550566][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8495.550566][T19513]      addrconf_add_dev+0xe2/0x170
[ 8495.550566][T19513]      inet6_addr_add+0x12f/0xa40
[ 8495.550566][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8495.550566][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8495.550566][T19513]      netlink_rcv_skb+0x130/0x360
[ 8495.550566][T19513]      netlink_unicast+0x449/0x710
[ 8495.550566][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8495.550566][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8495.550566][T19513]      ___sys_sendmsg+0xee/0x170
[ 8495.550566][T19513]      __sys_sendmsg+0xcd/0x170
[ 8495.550566][T19513]      do_syscall_64+0xc6/0x1e0
[ 8495.550566][T19513] 
[ 8495.553917][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8495.553917][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8495.553917][T19513]      ipv6_find_idev+0x102/0x170
[ 8495.553917][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8495.553917][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8495.553917][T19513]      netlink_rcv_skb+0x130/0x360
[ 8495.553917][T19513]      netlink_unicast+0x449/0x710
[ 8495.553917][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8495.553917][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8495.553917][T19513]      ___sys_sendmsg+0xee/0x170
[ 8495.553917][T19513]      __sys_sendmsg+0xcd/0x170
[ 8495.553917][T19513]      do_syscall_64+0xc6/0x1e0
[ 8495.553917][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8495.553917][T19513] 
[ 8495.556040][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8495.556040][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8495.556040][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8495.556040][T19513]      ipv6_find_idev+0x102/0x170
[ 8495.556040][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8495.556040][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8495.556040][T19513]      netlink_rcv_skb+0x130/0x360
[ 8495.556040][T19513]      netlink_unicast+0x449/0x710
[ 8495.556040][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8495.556040][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8495.556040][T19513]      ___sys_sendmsg+0xee/0x170
[ 8495.556040][T19513]      __sys_sendmsg+0xcd/0x170
[ 8495.556040][T19513]      do_syscall_64+0xc6/0x1e0
[ 8495.556040][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8495.556040][T19513] 
[ 8505.799077][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8505.799497][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8505.799497][T19513]      netdev_get_by_index+0x5e/0x80
[ 8505.799497][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8505.799497][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8505.799497][T19513]      ip6_route_add+0x1c/0x140
[ 8505.799497][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8505.799497][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8505.799497][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8505.799497][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8505.799497][T19513]      netlink_rcv_skb+0x130/0x360
[ 8505.799497][T19513]      netlink_unicast+0x449/0x710
[ 8505.799497][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8505.799497][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8505.799497][T19513]      ___sys_sendmsg+0xee/0x170
[ 8505.799497][T19513]      __sys_sendmsg+0xcd/0x170
[ 8505.799497][T19513]      do_syscall_64+0xc6/0x1e0
[ 8505.799497][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8505.799497][T19513] 
[ 8505.801772][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8505.801772][T19513]      netdev_get_by_index+0x5e/0x80
[ 8505.801772][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8505.801772][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8505.801772][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8505.801772][T19513]      ipv6_add_addr+0x411/0x2000
[ 8505.801772][T19513]      inet6_addr_add+0x30e/0xa40
[ 8505.801772][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8505.801772][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8505.801772][T19513]      netlink_rcv_skb+0x130/0x360
[ 8505.801772][T19513]      netlink_unicast+0x449/0x710
[ 8505.801772][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8505.801772][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8505.801772][T19513]      ___sys_sendmsg+0xee/0x170
[ 8505.801772][T19513]      __sys_sendmsg+0xcd/0x170
[ 8505.801772][T19513]      do_syscall_64+0xc6/0x1e0
[ 8505.801772][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8505.801772][T19513] 
[ 8505.803997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8505.803997][T19513]      netdev_get_by_index+0x5e/0x80
[ 8505.803997][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8505.803997][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8505.803997][T19513]      ip6_route_add+0x1c/0x140
[ 8505.803997][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8505.803997][T19513]      addrconf_add_dev+0xe2/0x170
[ 8505.803997][T19513]      inet6_addr_add+0x12f/0xa40
[ 8505.803997][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8505.803997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8505.803997][T19513]      netlink_rcv_skb+0x130/0x360
[ 8505.803997][T19513]      netlink_unicast+0x449/0x710
[ 8505.803997][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8505.803997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8505.803997][T19513]      ___sys_sendmsg+0xee/0x170
[ 8505.803997][T19513]      __sys_sendmsg+0xcd/0x170
[ 8505.803997][T19513]      do_syscall_64+0xc6/0x1e0
[ 8505.803997][T19513] 
[ 8505.806211][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8505.806211][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8505.806211][T19513]      ipv6_find_idev+0x102/0x170
[ 8505.806211][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8505.806211][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8505.806211][T19513]      netlink_rcv_skb+0x130/0x360
[ 8505.806211][T19513]      netlink_unicast+0x449/0x710
[ 8505.806211][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8505.806211][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8505.806211][T19513]      ___sys_sendmsg+0xee/0x170
[ 8505.806211][T19513]      __sys_sendmsg+0xcd/0x170
[ 8505.806211][T19513]      do_syscall_64+0xc6/0x1e0
[ 8505.806211][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8505.806211][T19513] 
[ 8505.807991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8505.807991][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8505.807991][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8505.807991][T19513]      ipv6_find_idev+0x102/0x170
[ 8505.807991][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8505.807991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8505.807991][T19513]      netlink_rcv_skb+0x130/0x360
[ 8505.807991][T19513]      netlink_unicast+0x449/0x710
[ 8505.807991][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8505.807991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8505.807991][T19513]      ___sys_sendmsg+0xee/0x170
[ 8505.807991][T19513]      __sys_sendmsg+0xcd/0x170
[ 8505.807991][T19513]      do_syscall_64+0xc6/0x1e0
[ 8505.807991][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8505.807991][T19513] 
[ 8516.047141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8516.047623][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8516.047623][T19513]      netdev_get_by_index+0x5e/0x80
[ 8516.047623][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8516.047623][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8516.047623][T19513]      ip6_route_add+0x1c/0x140
[ 8516.047623][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8516.047623][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8516.047623][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8516.047623][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8516.047623][T19513]      netlink_rcv_skb+0x130/0x360
[ 8516.047623][T19513]      netlink_unicast+0x449/0x710
[ 8516.047623][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8516.047623][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8516.047623][T19513]      ___sys_sendmsg+0xee/0x170
[ 8516.047623][T19513]      __sys_sendmsg+0xcd/0x170
[ 8516.047623][T19513]      do_syscall_64+0xc6/0x1e0
[ 8516.047623][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8516.047623][T19513] 
[ 8516.049880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8516.049880][T19513]      netdev_get_by_index+0x5e/0x80
[ 8516.049880][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8516.049880][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8516.049880][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8516.049880][T19513]      ipv6_add_addr+0x411/0x2000
[ 8516.049880][T19513]      inet6_addr_add+0x30e/0xa40
[ 8516.049880][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8516.049880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8516.049880][T19513]      netlink_rcv_skb+0x130/0x360
[ 8516.049880][T19513]      netlink_unicast+0x449/0x710
[ 8516.049880][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8516.049880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8516.049880][T19513]      ___sys_sendmsg+0xee/0x170
[ 8516.049880][T19513]      __sys_sendmsg+0xcd/0x170
[ 8516.049880][T19513]      do_syscall_64+0xc6/0x1e0
[ 8516.049880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8516.049880][T19513] 
[ 8516.052103][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8516.052103][T19513]      netdev_get_by_index+0x5e/0x80
[ 8516.052103][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8516.052103][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8516.052103][T19513]      ip6_route_add+0x1c/0x140
[ 8516.052103][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8516.052103][T19513]      addrconf_add_dev+0xe2/0x170
[ 8516.052103][T19513]      inet6_addr_add+0x12f/0xa40
[ 8516.052103][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8516.052103][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8516.052103][T19513]      netlink_rcv_skb+0x130/0x360
[ 8516.052103][T19513]      netlink_unicast+0x449/0x710
[ 8516.052103][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8516.052103][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8516.052103][T19513]      ___sys_sendmsg+0xee/0x170
[ 8516.052103][T19513]      __sys_sendmsg+0xcd/0x170
[ 8516.052103][T19513]      do_syscall_64+0xc6/0x1e0
[ 8516.052103][T19513] 
[ 8516.054291][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8516.054291][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8516.054291][T19513]      ipv6_find_idev+0x102/0x170
[ 8516.054291][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8516.054291][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8516.054291][T19513]      netlink_rcv_skb+0x130/0x360
[ 8516.054291][T19513]      netlink_unicast+0x449/0x710
[ 8516.054291][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8516.054291][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8516.054291][T19513]      ___sys_sendmsg+0xee/0x170
[ 8516.054291][T19513]      __sys_sendmsg+0xcd/0x170
[ 8516.054291][T19513]      do_syscall_64+0xc6/0x1e0
[ 8516.054291][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8516.054291][T19513] 
[ 8516.055999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8516.055999][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8516.055999][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8516.055999][T19513]      ipv6_find_idev+0x102/0x170
[ 8516.055999][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8516.055999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8516.055999][T19513]      netlink_rcv_skb+0x130/0x360
[ 8516.055999][T19513]      netlink_unicast+0x449/0x710
[ 8516.055999][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8516.055999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8516.055999][T19513]      ___sys_sendmsg+0xee/0x170
[ 8516.055999][T19513]      __sys_sendmsg+0xcd/0x170
[ 8516.055999][T19513]      do_syscall_64+0xc6/0x1e0
[ 8516.055999][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8516.055999][T19513] 
[ 8526.295135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8526.295557][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8526.295557][T19513]      netdev_get_by_index+0x5e/0x80
[ 8526.295557][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8526.295557][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8526.295557][T19513]      ip6_route_add+0x1c/0x140
[ 8526.295557][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8526.295557][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8526.295557][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8526.295557][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8526.295557][T19513]      netlink_rcv_skb+0x130/0x360
[ 8526.295557][T19513]      netlink_unicast+0x449/0x710
[ 8526.295557][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8526.295557][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8526.295557][T19513]      ___sys_sendmsg+0xee/0x170
[ 8526.295557][T19513]      __sys_sendmsg+0xcd/0x170
[ 8526.295557][T19513]      do_syscall_64+0xc6/0x1e0
[ 8526.295557][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8526.295557][T19513] 
[ 8526.297795][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8526.297795][T19513]      netdev_get_by_index+0x5e/0x80
[ 8526.297795][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8526.297795][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8526.297795][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8526.297795][T19513]      ipv6_add_addr+0x411/0x2000
[ 8526.297795][T19513]      inet6_addr_add+0x30e/0xa40
[ 8526.297795][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8526.297795][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8526.297795][T19513]      netlink_rcv_skb+0x130/0x360
[ 8526.297795][T19513]      netlink_unicast+0x449/0x710
[ 8526.297795][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8526.297795][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8526.297795][T19513]      ___sys_sendmsg+0xee/0x170
[ 8526.297795][T19513]      __sys_sendmsg+0xcd/0x170
[ 8526.297795][T19513]      do_syscall_64+0xc6/0x1e0
[ 8526.297795][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8526.297795][T19513] 
[ 8526.300011][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8526.300011][T19513]      netdev_get_by_index+0x5e/0x80
[ 8526.300011][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8526.300011][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8526.300011][T19513]      ip6_route_add+0x1c/0x140
[ 8526.300011][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8526.300011][T19513]      addrconf_add_dev+0xe2/0x170
[ 8526.300011][T19513]      inet6_addr_add+0x12f/0xa40
[ 8526.300011][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8526.300011][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8526.300011][T19513]      netlink_rcv_skb+0x130/0x360
[ 8526.300011][T19513]      netlink_unicast+0x449/0x710
[ 8526.300011][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8526.300011][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8526.300011][T19513]      ___sys_sendmsg+0xee/0x170
[ 8526.300011][T19513]      __sys_sendmsg+0xcd/0x170
[ 8526.300011][T19513]      do_syscall_64+0xc6/0x1e0
[ 8526.300011][T19513] 
[ 8526.302184][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8526.302184][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8526.302184][T19513]      ipv6_find_idev+0x102/0x170
[ 8526.302184][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8526.302184][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8526.302184][T19513]      netlink_rcv_skb+0x130/0x360
[ 8526.302184][T19513]      netlink_unicast+0x449/0x710
[ 8526.302184][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8526.302184][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8526.302184][T19513]      ___sys_sendmsg+0xee/0x170
[ 8526.302184][T19513]      __sys_sendmsg+0xcd/0x170
[ 8526.302184][T19513]      do_syscall_64+0xc6/0x1e0
[ 8526.302184][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8526.302184][T19513] 
[ 8526.303881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8526.303881][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8526.303881][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8526.303881][T19513]      ipv6_find_idev+0x102/0x170
[ 8526.303881][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8526.303881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8526.303881][T19513]      netlink_rcv_skb+0x130/0x360
[ 8526.303881][T19513]      netlink_unicast+0x449/0x710
[ 8526.303881][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8526.303881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8526.303881][T19513]      ___sys_sendmsg+0xee/0x170
[ 8526.303881][T19513]      __sys_sendmsg+0xcd/0x170
[ 8526.303881][T19513]      do_syscall_64+0xc6/0x1e0
[ 8526.303881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8526.303881][T19513] 
[ 8536.399106][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8536.399572][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8536.399572][T19513]      netdev_get_by_index+0x5e/0x80
[ 8536.399572][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8536.399572][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8536.399572][T19513]      ip6_route_add+0x1c/0x140
[ 8536.399572][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8536.399572][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8536.399572][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8536.399572][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8536.399572][T19513]      netlink_rcv_skb+0x130/0x360
[ 8536.399572][T19513]      netlink_unicast+0x449/0x710
[ 8536.399572][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8536.399572][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8536.399572][T19513]      ___sys_sendmsg+0xee/0x170
[ 8536.399572][T19513]      __sys_sendmsg+0xcd/0x170
[ 8536.399572][T19513]      do_syscall_64+0xc6/0x1e0
[ 8536.399572][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8536.399572][T19513] 
[ 8536.401807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8536.401807][T19513]      netdev_get_by_index+0x5e/0x80
[ 8536.401807][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8536.401807][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8536.401807][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8536.401807][T19513]      ipv6_add_addr+0x411/0x2000
[ 8536.401807][T19513]      inet6_addr_add+0x30e/0xa40
[ 8536.401807][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8536.401807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8536.401807][T19513]      netlink_rcv_skb+0x130/0x360
[ 8536.401807][T19513]      netlink_unicast+0x449/0x710
[ 8536.401807][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8536.401807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8536.401807][T19513]      ___sys_sendmsg+0xee/0x170
[ 8536.401807][T19513]      __sys_sendmsg+0xcd/0x170
[ 8536.401807][T19513]      do_syscall_64+0xc6/0x1e0
[ 8536.401807][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8536.401807][T19513] 
[ 8536.404001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8536.404001][T19513]      netdev_get_by_index+0x5e/0x80
[ 8536.404001][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8536.404001][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8536.404001][T19513]      ip6_route_add+0x1c/0x140
[ 8536.404001][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8536.404001][T19513]      addrconf_add_dev+0xe2/0x170
[ 8536.404001][T19513]      inet6_addr_add+0x12f/0xa40
[ 8536.404001][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8536.404001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8536.404001][T19513]      netlink_rcv_skb+0x130/0x360
[ 8536.404001][T19513]      netlink_unicast+0x449/0x710
[ 8536.404001][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8536.404001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8536.404001][T19513]      ___sys_sendmsg+0xee/0x170
[ 8536.404001][T19513]      __sys_sendmsg+0xcd/0x170
[ 8536.404001][T19513]      do_syscall_64+0xc6/0x1e0
[ 8536.404001][T19513] 
[ 8536.406165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8536.406165][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8536.406165][T19513]      ipv6_find_idev+0x102/0x170
[ 8536.406165][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8536.406165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8536.406165][T19513]      netlink_rcv_skb+0x130/0x360
[ 8536.406165][T19513]      netlink_unicast+0x449/0x710
[ 8536.406165][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8536.406165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8536.406165][T19513]      ___sys_sendmsg+0xee/0x170
[ 8536.406165][T19513]      __sys_sendmsg+0xcd/0x170
[ 8536.406165][T19513]      do_syscall_64+0xc6/0x1e0
[ 8536.406165][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8536.406165][T19513] 
[ 8536.407863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8536.407863][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8536.407863][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8536.407863][T19513]      ipv6_find_idev+0x102/0x170
[ 8536.407863][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8536.407863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8536.407863][T19513]      netlink_rcv_skb+0x130/0x360
[ 8536.407863][T19513]      netlink_unicast+0x449/0x710
[ 8536.407863][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8536.407863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8536.407863][T19513]      ___sys_sendmsg+0xee/0x170
[ 8536.407863][T19513]      __sys_sendmsg+0xcd/0x170
[ 8536.407863][T19513]      do_syscall_64+0xc6/0x1e0
[ 8536.407863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8536.407863][T19513] 
[ 8546.655102][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8546.655685][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8546.655685][T19513]      netdev_get_by_index+0x5e/0x80
[ 8546.655685][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8546.655685][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8546.655685][T19513]      ip6_route_add+0x1c/0x140
[ 8546.655685][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8546.655685][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8546.655685][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8546.655685][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8546.655685][T19513]      netlink_rcv_skb+0x130/0x360
[ 8546.655685][T19513]      netlink_unicast+0x449/0x710
[ 8546.655685][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8546.655685][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8546.655685][T19513]      ___sys_sendmsg+0xee/0x170
[ 8546.655685][T19513]      __sys_sendmsg+0xcd/0x170
[ 8546.655685][T19513]      do_syscall_64+0xc6/0x1e0
[ 8546.655685][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8546.655685][T19513] 
[ 8546.659372][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8546.659372][T19513]      netdev_get_by_index+0x5e/0x80
[ 8546.659372][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8546.659372][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8546.659372][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8546.659372][T19513]      ipv6_add_addr+0x411/0x2000
[ 8546.659372][T19513]      inet6_addr_add+0x30e/0xa40
[ 8546.659372][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8546.659372][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8546.659372][T19513]      netlink_rcv_skb+0x130/0x360
[ 8546.659372][T19513]      netlink_unicast+0x449/0x710
[ 8546.659372][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8546.659372][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8546.659372][T19513]      ___sys_sendmsg+0xee/0x170
[ 8546.659372][T19513]      __sys_sendmsg+0xcd/0x170
[ 8546.659372][T19513]      do_syscall_64+0xc6/0x1e0
[ 8546.659372][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8546.659372][T19513] 
[ 8546.663015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8546.663015][T19513]      netdev_get_by_index+0x5e/0x80
[ 8546.663015][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8546.663015][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8546.663015][T19513]      ip6_route_add+0x1c/0x140
[ 8546.663015][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8546.663015][T19513]      addrconf_add_dev+0xe2/0x170
[ 8546.663015][T19513]      inet6_addr_add+0x12f/0xa40
[ 8546.663015][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8546.663015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8546.663015][T19513]      netlink_rcv_skb+0x130/0x360
[ 8546.663015][T19513]      netlink_unicast+0x449/0x710
[ 8546.663015][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8546.663015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8546.663015][T19513]      ___sys_sendmsg+0xee/0x170
[ 8546.663015][T19513]      __sys_sendmsg+0xcd/0x170
[ 8546.663015][T19513]      do_syscall_64+0xc6/0x1e0
[ 8546.663015][T19513] 
[ 8546.666598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8546.666598][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8546.666598][T19513]      ipv6_find_idev+0x102/0x170
[ 8546.666598][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8546.666598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8546.666598][T19513]      netlink_rcv_skb+0x130/0x360
[ 8546.666598][T19513]      netlink_unicast+0x449/0x710
[ 8546.666598][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8546.666598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8546.666598][T19513]      ___sys_sendmsg+0xee/0x170
[ 8546.666598][T19513]      __sys_sendmsg+0xcd/0x170
[ 8546.666598][T19513]      do_syscall_64+0xc6/0x1e0
[ 8546.666598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8546.666598][T19513] 
[ 8546.669404][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8546.669404][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8546.669404][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8546.669404][T19513]      ipv6_find_idev+0x102/0x170
[ 8546.669404][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8546.669404][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8546.669404][T19513]      netlink_rcv_skb+0x130/0x360
[ 8546.669404][T19513]      netlink_unicast+0x449/0x710
[ 8546.669404][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8546.669404][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8546.669404][T19513]      ___sys_sendmsg+0xee/0x170
[ 8546.669404][T19513]      __sys_sendmsg+0xcd/0x170
[ 8546.669404][T19513]      do_syscall_64+0xc6/0x1e0
[ 8546.669404][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8546.669404][T19513] 
[ 8556.919076][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8556.919542][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8556.919542][T19513]      netdev_get_by_index+0x5e/0x80
[ 8556.919542][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8556.919542][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8556.919542][T19513]      ip6_route_add+0x1c/0x140
[ 8556.919542][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8556.919542][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8556.919542][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8556.919542][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8556.919542][T19513]      netlink_rcv_skb+0x130/0x360
[ 8556.919542][T19513]      netlink_unicast+0x449/0x710
[ 8556.919542][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8556.919542][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8556.919542][T19513]      ___sys_sendmsg+0xee/0x170
[ 8556.919542][T19513]      __sys_sendmsg+0xcd/0x170
[ 8556.919542][T19513]      do_syscall_64+0xc6/0x1e0
[ 8556.919542][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8556.919542][T19513] 
[ 8556.921855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8556.921855][T19513]      netdev_get_by_index+0x5e/0x80
[ 8556.921855][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8556.921855][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8556.921855][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8556.921855][T19513]      ipv6_add_addr+0x411/0x2000
[ 8556.921855][T19513]      inet6_addr_add+0x30e/0xa40
[ 8556.921855][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8556.921855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8556.921855][T19513]      netlink_rcv_skb+0x130/0x360
[ 8556.921855][T19513]      netlink_unicast+0x449/0x710
[ 8556.921855][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8556.921855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8556.921855][T19513]      ___sys_sendmsg+0xee/0x170
[ 8556.921855][T19513]      __sys_sendmsg+0xcd/0x170
[ 8556.921855][T19513]      do_syscall_64+0xc6/0x1e0
[ 8556.921855][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8556.921855][T19513] 
[ 8556.924502][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8556.924502][T19513]      netdev_get_by_index+0x5e/0x80
[ 8556.924502][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8556.924502][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8556.924502][T19513]      ip6_route_add+0x1c/0x140
[ 8556.924502][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8556.924502][T19513]      addrconf_add_dev+0xe2/0x170
[ 8556.924502][T19513]      inet6_addr_add+0x12f/0xa40
[ 8556.924502][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8556.924502][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8556.924502][T19513]      netlink_rcv_skb+0x130/0x360
[ 8556.924502][T19513]      netlink_unicast+0x449/0x710
[ 8556.924502][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8556.924502][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8556.924502][T19513]      ___sys_sendmsg+0xee/0x170
[ 8556.924502][T19513]      __sys_sendmsg+0xcd/0x170
[ 8556.924502][T19513]      do_syscall_64+0xc6/0x1e0
[ 8556.924502][T19513] 
[ 8556.926691][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8556.926691][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8556.926691][T19513]      ipv6_find_idev+0x102/0x170
[ 8556.926691][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8556.926691][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8556.926691][T19513]      netlink_rcv_skb+0x130/0x360
[ 8556.926691][T19513]      netlink_unicast+0x449/0x710
[ 8556.926691][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8556.926691][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8556.926691][T19513]      ___sys_sendmsg+0xee/0x170
[ 8556.926691][T19513]      __sys_sendmsg+0xcd/0x170
[ 8556.926691][T19513]      do_syscall_64+0xc6/0x1e0
[ 8556.926691][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8556.926691][T19513] 
[ 8556.928981][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8556.928981][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8556.928981][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8556.928981][T19513]      ipv6_find_idev+0x102/0x170
[ 8556.928981][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8556.928981][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8556.928981][T19513]      netlink_rcv_skb+0x130/0x360
[ 8556.928981][T19513]      netlink_unicast+0x449/0x710
[ 8556.928981][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8556.928981][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8556.928981][T19513]      ___sys_sendmsg+0xee/0x170
[ 8556.928981][T19513]      __sys_sendmsg+0xcd/0x170
[ 8556.928981][T19513]      do_syscall_64+0xc6/0x1e0
[ 8556.928981][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8556.928981][T19513] 
[ 8567.183130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8567.183535][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8567.183535][T19513]      netdev_get_by_index+0x5e/0x80
[ 8567.183535][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8567.183535][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8567.183535][T19513]      ip6_route_add+0x1c/0x140
[ 8567.183535][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8567.183535][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8567.183535][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8567.183535][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8567.183535][T19513]      netlink_rcv_skb+0x130/0x360
[ 8567.183535][T19513]      netlink_unicast+0x449/0x710
[ 8567.183535][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8567.183535][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8567.183535][T19513]      ___sys_sendmsg+0xee/0x170
[ 8567.183535][T19513]      __sys_sendmsg+0xcd/0x170
[ 8567.183535][T19513]      do_syscall_64+0xc6/0x1e0
[ 8567.183535][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8567.183535][T19513] 
[ 8567.186295][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8567.186295][T19513]      netdev_get_by_index+0x5e/0x80
[ 8567.186295][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8567.186295][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8567.186295][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8567.186295][T19513]      ipv6_add_addr+0x411/0x2000
[ 8567.186295][T19513]      inet6_addr_add+0x30e/0xa40
[ 8567.186295][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8567.186295][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8567.186295][T19513]      netlink_rcv_skb+0x130/0x360
[ 8567.186295][T19513]      netlink_unicast+0x449/0x710
[ 8567.186295][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8567.186295][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8567.186295][T19513]      ___sys_sendmsg+0xee/0x170
[ 8567.186295][T19513]      __sys_sendmsg+0xcd/0x170
[ 8567.186295][T19513]      do_syscall_64+0xc6/0x1e0
[ 8567.186295][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8567.186295][T19513] 
[ 8567.188515][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8567.188515][T19513]      netdev_get_by_index+0x5e/0x80
[ 8567.188515][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8567.188515][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8567.188515][T19513]      ip6_route_add+0x1c/0x140
[ 8567.188515][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8567.188515][T19513]      addrconf_add_dev+0xe2/0x170
[ 8567.188515][T19513]      inet6_addr_add+0x12f/0xa40
[ 8567.188515][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8567.188515][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8567.188515][T19513]      netlink_rcv_skb+0x130/0x360
[ 8567.188515][T19513]      netlink_unicast+0x449/0x710
[ 8567.188515][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8567.188515][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8567.188515][T19513]      ___sys_sendmsg+0xee/0x170
[ 8567.188515][T19513]      __sys_sendmsg+0xcd/0x170
[ 8567.188515][T19513]      do_syscall_64+0xc6/0x1e0
[ 8567.188515][T19513] 
[ 8567.190675][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8567.190675][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8567.190675][T19513]      ipv6_find_idev+0x102/0x170
[ 8567.190675][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8567.190675][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8567.190675][T19513]      netlink_rcv_skb+0x130/0x360
[ 8567.190675][T19513]      netlink_unicast+0x449/0x710
[ 8567.190675][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8567.190675][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8567.190675][T19513]      ___sys_sendmsg+0xee/0x170
[ 8567.190675][T19513]      __sys_sendmsg+0xcd/0x170
[ 8567.190675][T19513]      do_syscall_64+0xc6/0x1e0
[ 8567.190675][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8567.190675][T19513] 
[ 8567.192383][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8567.192383][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8567.192383][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8567.192383][T19513]      ipv6_find_idev+0x102/0x170
[ 8567.192383][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8567.192383][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8567.192383][T19513]      netlink_rcv_skb+0x130/0x360
[ 8567.192383][T19513]      netlink_unicast+0x449/0x710
[ 8567.192383][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8567.192383][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8567.192383][T19513]      ___sys_sendmsg+0xee/0x170
[ 8567.192383][T19513]      __sys_sendmsg+0xcd/0x170
[ 8567.192383][T19513]      do_syscall_64+0xc6/0x1e0
[ 8567.192383][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8567.192383][T19513] 
[ 8577.447161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8577.447654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8577.447654][T19513]      netdev_get_by_index+0x5e/0x80
[ 8577.447654][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8577.447654][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8577.447654][T19513]      ip6_route_add+0x1c/0x140
[ 8577.447654][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8577.447654][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8577.447654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8577.447654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8577.447654][T19513]      netlink_rcv_skb+0x130/0x360
[ 8577.447654][T19513]      netlink_unicast+0x449/0x710
[ 8577.447654][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8577.447654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8577.447654][T19513]      ___sys_sendmsg+0xee/0x170
[ 8577.447654][T19513]      __sys_sendmsg+0xcd/0x170
[ 8577.447654][T19513]      do_syscall_64+0xc6/0x1e0
[ 8577.447654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8577.447654][T19513] 
[ 8577.449915][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8577.449915][T19513]      netdev_get_by_index+0x5e/0x80
[ 8577.449915][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8577.449915][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8577.449915][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8577.449915][T19513]      ipv6_add_addr+0x411/0x2000
[ 8577.449915][T19513]      inet6_addr_add+0x30e/0xa40
[ 8577.449915][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8577.449915][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8577.449915][T19513]      netlink_rcv_skb+0x130/0x360
[ 8577.449915][T19513]      netlink_unicast+0x449/0x710
[ 8577.449915][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8577.449915][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8577.449915][T19513]      ___sys_sendmsg+0xee/0x170
[ 8577.449915][T19513]      __sys_sendmsg+0xcd/0x170
[ 8577.449915][T19513]      do_syscall_64+0xc6/0x1e0
[ 8577.449915][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8577.449915][T19513] 
[ 8577.452149][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8577.452149][T19513]      netdev_get_by_index+0x5e/0x80
[ 8577.452149][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8577.452149][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8577.452149][T19513]      ip6_route_add+0x1c/0x140
[ 8577.452149][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8577.452149][T19513]      addrconf_add_dev+0xe2/0x170
[ 8577.452149][T19513]      inet6_addr_add+0x12f/0xa40
[ 8577.452149][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8577.452149][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8577.452149][T19513]      netlink_rcv_skb+0x130/0x360
[ 8577.452149][T19513]      netlink_unicast+0x449/0x710
[ 8577.452149][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8577.452149][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8577.452149][T19513]      ___sys_sendmsg+0xee/0x170
[ 8577.452149][T19513]      __sys_sendmsg+0xcd/0x170
[ 8577.452149][T19513]      do_syscall_64+0xc6/0x1e0
[ 8577.452149][T19513] 
[ 8577.454338][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8577.454338][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8577.454338][T19513]      ipv6_find_idev+0x102/0x170
[ 8577.454338][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8577.454338][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8577.454338][T19513]      netlink_rcv_skb+0x130/0x360
[ 8577.454338][T19513]      netlink_unicast+0x449/0x710
[ 8577.454338][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8577.454338][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8577.454338][T19513]      ___sys_sendmsg+0xee/0x170
[ 8577.454338][T19513]      __sys_sendmsg+0xcd/0x170
[ 8577.454338][T19513]      do_syscall_64+0xc6/0x1e0
[ 8577.454338][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8577.454338][T19513] 
[ 8577.456574][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8577.456574][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8577.456574][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8577.456574][T19513]      ipv6_find_idev+0x102/0x170
[ 8577.456574][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8577.456574][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8577.456574][T19513]      netlink_rcv_skb+0x130/0x360
[ 8577.456574][T19513]      netlink_unicast+0x449/0x710
[ 8577.456574][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8577.456574][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8577.456574][T19513]      ___sys_sendmsg+0xee/0x170
[ 8577.456574][T19513]      __sys_sendmsg+0xcd/0x170
[ 8577.456574][T19513]      do_syscall_64+0xc6/0x1e0
[ 8577.456574][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8577.456574][T19513] 
[ 8587.703084][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8587.703566][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8587.703566][T19513]      netdev_get_by_index+0x5e/0x80
[ 8587.703566][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8587.703566][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8587.703566][T19513]      ip6_route_add+0x1c/0x140
[ 8587.703566][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8587.703566][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8587.703566][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8587.703566][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8587.703566][T19513]      netlink_rcv_skb+0x130/0x360
[ 8587.703566][T19513]      netlink_unicast+0x449/0x710
[ 8587.703566][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8587.703566][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8587.703566][T19513]      ___sys_sendmsg+0xee/0x170
[ 8587.703566][T19513]      __sys_sendmsg+0xcd/0x170
[ 8587.703566][T19513]      do_syscall_64+0xc6/0x1e0
[ 8587.703566][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8587.703566][T19513] 
[ 8587.705830][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8587.705830][T19513]      netdev_get_by_index+0x5e/0x80
[ 8587.705830][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8587.705830][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8587.705830][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8587.705830][T19513]      ipv6_add_addr+0x411/0x2000
[ 8587.705830][T19513]      inet6_addr_add+0x30e/0xa40
[ 8587.705830][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8587.705830][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8587.705830][T19513]      netlink_rcv_skb+0x130/0x360
[ 8587.705830][T19513]      netlink_unicast+0x449/0x710
[ 8587.705830][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8587.705830][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8587.705830][T19513]      ___sys_sendmsg+0xee/0x170
[ 8587.705830][T19513]      __sys_sendmsg+0xcd/0x170
[ 8587.705830][T19513]      do_syscall_64+0xc6/0x1e0
[ 8587.705830][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8587.705830][T19513] 
[ 8587.708092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8587.708092][T19513]      netdev_get_by_index+0x5e/0x80
[ 8587.708092][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8587.708092][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8587.708092][T19513]      ip6_route_add+0x1c/0x140
[ 8587.708092][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8587.708092][T19513]      addrconf_add_dev+0xe2/0x170
[ 8587.708092][T19513]      inet6_addr_add+0x12f/0xa40
[ 8587.708092][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8587.708092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8587.708092][T19513]      netlink_rcv_skb+0x130/0x360
[ 8587.708092][T19513]      netlink_unicast+0x449/0x710
[ 8587.708092][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8587.708092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8587.708092][T19513]      ___sys_sendmsg+0xee/0x170
[ 8587.708092][T19513]      __sys_sendmsg+0xcd/0x170
[ 8587.708092][T19513]      do_syscall_64+0xc6/0x1e0
[ 8587.708092][T19513] 
[ 8587.710311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8587.710311][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8587.710311][T19513]      ipv6_find_idev+0x102/0x170
[ 8587.710311][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8587.710311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8587.710311][T19513]      netlink_rcv_skb+0x130/0x360
[ 8587.710311][T19513]      netlink_unicast+0x449/0x710
[ 8587.710311][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8587.710311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8587.710311][T19513]      ___sys_sendmsg+0xee/0x170
[ 8587.710311][T19513]      __sys_sendmsg+0xcd/0x170
[ 8587.710311][T19513]      do_syscall_64+0xc6/0x1e0
[ 8587.710311][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8587.710311][T19513] 
[ 8587.712057][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8587.712057][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8587.712057][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8587.712057][T19513]      ipv6_find_idev+0x102/0x170
[ 8587.712057][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8587.712057][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8587.712057][T19513]      netlink_rcv_skb+0x130/0x360
[ 8587.712057][T19513]      netlink_unicast+0x449/0x710
[ 8587.712057][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8587.712057][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8587.712057][T19513]      ___sys_sendmsg+0xee/0x170
[ 8587.712057][T19513]      __sys_sendmsg+0xcd/0x170
[ 8587.712057][T19513]      do_syscall_64+0xc6/0x1e0
[ 8587.712057][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8587.712057][T19513] 
[ 8597.895126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8597.895586][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8597.895586][T19513]      netdev_get_by_index+0x5e/0x80
[ 8597.895586][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8597.895586][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8597.895586][T19513]      ip6_route_add+0x1c/0x140
[ 8597.895586][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8597.895586][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8597.895586][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8597.895586][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8597.895586][T19513]      netlink_rcv_skb+0x130/0x360
[ 8597.895586][T19513]      netlink_unicast+0x449/0x710
[ 8597.895586][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8597.895586][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8597.895586][T19513]      ___sys_sendmsg+0xee/0x170
[ 8597.895586][T19513]      __sys_sendmsg+0xcd/0x170
[ 8597.895586][T19513]      do_syscall_64+0xc6/0x1e0
[ 8597.895586][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8597.895586][T19513] 
[ 8597.897852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8597.897852][T19513]      netdev_get_by_index+0x5e/0x80
[ 8597.897852][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8597.897852][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8597.897852][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8597.897852][T19513]      ipv6_add_addr+0x411/0x2000
[ 8597.897852][T19513]      inet6_addr_add+0x30e/0xa40
[ 8597.897852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8597.897852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8597.897852][T19513]      netlink_rcv_skb+0x130/0x360
[ 8597.897852][T19513]      netlink_unicast+0x449/0x710
[ 8597.897852][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8597.897852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8597.897852][T19513]      ___sys_sendmsg+0xee/0x170
[ 8597.897852][T19513]      __sys_sendmsg+0xcd/0x170
[ 8597.897852][T19513]      do_syscall_64+0xc6/0x1e0
[ 8597.897852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8597.897852][T19513] 
[ 8597.900042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8597.900042][T19513]      netdev_get_by_index+0x5e/0x80
[ 8597.900042][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8597.900042][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8597.900042][T19513]      ip6_route_add+0x1c/0x140
[ 8597.900042][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8597.900042][T19513]      addrconf_add_dev+0xe2/0x170
[ 8597.900042][T19513]      inet6_addr_add+0x12f/0xa40
[ 8597.900042][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8597.900042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8597.900042][T19513]      netlink_rcv_skb+0x130/0x360
[ 8597.900042][T19513]      netlink_unicast+0x449/0x710
[ 8597.900042][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8597.900042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8597.900042][T19513]      ___sys_sendmsg+0xee/0x170
[ 8597.900042][T19513]      __sys_sendmsg+0xcd/0x170
[ 8597.900042][T19513]      do_syscall_64+0xc6/0x1e0
[ 8597.900042][T19513] 
[ 8597.902197][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8597.902197][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8597.902197][T19513]      ipv6_find_idev+0x102/0x170
[ 8597.902197][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8597.902197][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8597.902197][T19513]      netlink_rcv_skb+0x130/0x360
[ 8597.902197][T19513]      netlink_unicast+0x449/0x710
[ 8597.902197][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8597.902197][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8597.902197][T19513]      ___sys_sendmsg+0xee/0x170
[ 8597.902197][T19513]      __sys_sendmsg+0xcd/0x170
[ 8597.902197][T19513]      do_syscall_64+0xc6/0x1e0
[ 8597.902197][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8597.902197][T19513] 
[ 8597.903888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8597.903888][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8597.903888][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8597.903888][T19513]      ipv6_find_idev+0x102/0x170
[ 8597.903888][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8597.903888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8597.903888][T19513]      netlink_rcv_skb+0x130/0x360
[ 8597.903888][T19513]      netlink_unicast+0x449/0x710
[ 8597.903888][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8597.903888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8597.903888][T19513]      ___sys_sendmsg+0xee/0x170
[ 8597.903888][T19513]      __sys_sendmsg+0xcd/0x170
[ 8597.903888][T19513]      do_syscall_64+0xc6/0x1e0
[ 8597.903888][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8597.903888][T19513] 
[ 8608.143133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8608.143529][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8608.143529][T19513]      netdev_get_by_index+0x5e/0x80
[ 8608.143529][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8608.143529][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8608.143529][T19513]      ip6_route_add+0x1c/0x140
[ 8608.143529][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8608.143529][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8608.143529][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8608.143529][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8608.143529][T19513]      netlink_rcv_skb+0x130/0x360
[ 8608.143529][T19513]      netlink_unicast+0x449/0x710
[ 8608.143529][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8608.143529][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8608.143529][T19513]      ___sys_sendmsg+0xee/0x170
[ 8608.143529][T19513]      __sys_sendmsg+0xcd/0x170
[ 8608.143529][T19513]      do_syscall_64+0xc6/0x1e0
[ 8608.143529][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8608.143529][T19513] 
[ 8608.145769][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8608.145769][T19513]      netdev_get_by_index+0x5e/0x80
[ 8608.145769][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8608.145769][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8608.145769][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8608.145769][T19513]      ipv6_add_addr+0x411/0x2000
[ 8608.145769][T19513]      inet6_addr_add+0x30e/0xa40
[ 8608.145769][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8608.145769][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8608.145769][T19513]      netlink_rcv_skb+0x130/0x360
[ 8608.145769][T19513]      netlink_unicast+0x449/0x710
[ 8608.145769][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8608.145769][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8608.145769][T19513]      ___sys_sendmsg+0xee/0x170
[ 8608.145769][T19513]      __sys_sendmsg+0xcd/0x170
[ 8608.145769][T19513]      do_syscall_64+0xc6/0x1e0
[ 8608.145769][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8608.145769][T19513] 
[ 8608.147990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8608.147990][T19513]      netdev_get_by_index+0x5e/0x80
[ 8608.147990][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8608.147990][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8608.147990][T19513]      ip6_route_add+0x1c/0x140
[ 8608.147990][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8608.147990][T19513]      addrconf_add_dev+0xe2/0x170
[ 8608.147990][T19513]      inet6_addr_add+0x12f/0xa40
[ 8608.147990][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8608.147990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8608.147990][T19513]      netlink_rcv_skb+0x130/0x360
[ 8608.147990][T19513]      netlink_unicast+0x449/0x710
[ 8608.147990][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8608.147990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8608.147990][T19513]      ___sys_sendmsg+0xee/0x170
[ 8608.147990][T19513]      __sys_sendmsg+0xcd/0x170
[ 8608.147990][T19513]      do_syscall_64+0xc6/0x1e0
[ 8608.147990][T19513] 
[ 8608.150154][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8608.150154][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8608.150154][T19513]      ipv6_find_idev+0x102/0x170
[ 8608.150154][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8608.150154][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8608.150154][T19513]      netlink_rcv_skb+0x130/0x360
[ 8608.150154][T19513]      netlink_unicast+0x449/0x710
[ 8608.150154][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8608.150154][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8608.150154][T19513]      ___sys_sendmsg+0xee/0x170
[ 8608.150154][T19513]      __sys_sendmsg+0xcd/0x170
[ 8608.150154][T19513]      do_syscall_64+0xc6/0x1e0
[ 8608.150154][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8608.150154][T19513] 
[ 8608.151853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8608.151853][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8608.151853][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8608.151853][T19513]      ipv6_find_idev+0x102/0x170
[ 8608.151853][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8608.151853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8608.151853][T19513]      netlink_rcv_skb+0x130/0x360
[ 8608.151853][T19513]      netlink_unicast+0x449/0x710
[ 8608.151853][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8608.151853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8608.151853][T19513]      ___sys_sendmsg+0xee/0x170
[ 8608.151853][T19513]      __sys_sendmsg+0xcd/0x170
[ 8608.151853][T19513]      do_syscall_64+0xc6/0x1e0
[ 8608.151853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8608.151853][T19513] 
[ 8618.391137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8618.391549][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8618.391549][T19513]      netdev_get_by_index+0x5e/0x80
[ 8618.391549][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8618.391549][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8618.391549][T19513]      ip6_route_add+0x1c/0x140
[ 8618.391549][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8618.391549][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8618.391549][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8618.391549][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8618.391549][T19513]      netlink_rcv_skb+0x130/0x360
[ 8618.391549][T19513]      netlink_unicast+0x449/0x710
[ 8618.391549][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8618.391549][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8618.391549][T19513]      ___sys_sendmsg+0xee/0x170
[ 8618.391549][T19513]      __sys_sendmsg+0xcd/0x170
[ 8618.391549][T19513]      do_syscall_64+0xc6/0x1e0
[ 8618.391549][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8618.391549][T19513] 
[ 8618.394307][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8618.394307][T19513]      netdev_get_by_index+0x5e/0x80
[ 8618.394307][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8618.394307][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8618.394307][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8618.394307][T19513]      ipv6_add_addr+0x411/0x2000
[ 8618.394307][T19513]      inet6_addr_add+0x30e/0xa40
[ 8618.394307][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8618.394307][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8618.394307][T19513]      netlink_rcv_skb+0x130/0x360
[ 8618.394307][T19513]      netlink_unicast+0x449/0x710
[ 8618.394307][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8618.394307][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8618.394307][T19513]      ___sys_sendmsg+0xee/0x170
[ 8618.394307][T19513]      __sys_sendmsg+0xcd/0x170
[ 8618.394307][T19513]      do_syscall_64+0xc6/0x1e0
[ 8618.394307][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8618.394307][T19513] 
[ 8618.396529][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8618.396529][T19513]      netdev_get_by_index+0x5e/0x80
[ 8618.396529][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8618.396529][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8618.396529][T19513]      ip6_route_add+0x1c/0x140
[ 8618.396529][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8618.396529][T19513]      addrconf_add_dev+0xe2/0x170
[ 8618.396529][T19513]      inet6_addr_add+0x12f/0xa40
[ 8618.396529][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8618.396529][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8618.396529][T19513]      netlink_rcv_skb+0x130/0x360
[ 8618.396529][T19513]      netlink_unicast+0x449/0x710
[ 8618.396529][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8618.396529][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8618.396529][T19513]      ___sys_sendmsg+0xee/0x170
[ 8618.396529][T19513]      __sys_sendmsg+0xcd/0x170
[ 8618.396529][T19513]      do_syscall_64+0xc6/0x1e0
[ 8618.396529][T19513] 
[ 8618.398815][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8618.398815][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8618.398815][T19513]      ipv6_find_idev+0x102/0x170
[ 8618.398815][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8618.398815][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8618.398815][T19513]      netlink_rcv_skb+0x130/0x360
[ 8618.398815][T19513]      netlink_unicast+0x449/0x710
[ 8618.398815][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8618.398815][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8618.398815][T19513]      ___sys_sendmsg+0xee/0x170
[ 8618.398815][T19513]      __sys_sendmsg+0xcd/0x170
[ 8618.398815][T19513]      do_syscall_64+0xc6/0x1e0
[ 8618.398815][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8618.398815][T19513] 
[ 8618.400501][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8618.400501][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8618.400501][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8618.400501][T19513]      ipv6_find_idev+0x102/0x170
[ 8618.400501][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8618.400501][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8618.400501][T19513]      netlink_rcv_skb+0x130/0x360
[ 8618.400501][T19513]      netlink_unicast+0x449/0x710
[ 8618.400501][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8618.400501][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8618.400501][T19513]      ___sys_sendmsg+0xee/0x170
[ 8618.400501][T19513]      __sys_sendmsg+0xcd/0x170
[ 8618.400501][T19513]      do_syscall_64+0xc6/0x1e0
[ 8618.400501][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8618.400501][T19513] 
[ 8628.639132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8628.639598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8628.639598][T19513]      netdev_get_by_index+0x5e/0x80
[ 8628.639598][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8628.639598][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8628.639598][T19513]      ip6_route_add+0x1c/0x140
[ 8628.639598][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8628.639598][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8628.639598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8628.639598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8628.639598][T19513]      netlink_rcv_skb+0x130/0x360
[ 8628.639598][T19513]      netlink_unicast+0x449/0x710
[ 8628.639598][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8628.639598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8628.639598][T19513]      ___sys_sendmsg+0xee/0x170
[ 8628.639598][T19513]      __sys_sendmsg+0xcd/0x170
[ 8628.639598][T19513]      do_syscall_64+0xc6/0x1e0
[ 8628.639598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8628.639598][T19513] 
[ 8628.641825][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8628.641825][T19513]      netdev_get_by_index+0x5e/0x80
[ 8628.641825][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8628.641825][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8628.641825][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8628.641825][T19513]      ipv6_add_addr+0x411/0x2000
[ 8628.641825][T19513]      inet6_addr_add+0x30e/0xa40
[ 8628.641825][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8628.641825][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8628.641825][T19513]      netlink_rcv_skb+0x130/0x360
[ 8628.641825][T19513]      netlink_unicast+0x449/0x710
[ 8628.641825][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8628.641825][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8628.641825][T19513]      ___sys_sendmsg+0xee/0x170
[ 8628.641825][T19513]      __sys_sendmsg+0xcd/0x170
[ 8628.641825][T19513]      do_syscall_64+0xc6/0x1e0
[ 8628.641825][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8628.641825][T19513] 
[ 8628.644016][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8628.644016][T19513]      netdev_get_by_index+0x5e/0x80
[ 8628.644016][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8628.644016][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8628.644016][T19513]      ip6_route_add+0x1c/0x140
[ 8628.644016][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8628.644016][T19513]      addrconf_add_dev+0xe2/0x170
[ 8628.644016][T19513]      inet6_addr_add+0x12f/0xa40
[ 8628.644016][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8628.644016][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8628.644016][T19513]      netlink_rcv_skb+0x130/0x360
[ 8628.644016][T19513]      netlink_unicast+0x449/0x710
[ 8628.644016][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8628.644016][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8628.644016][T19513]      ___sys_sendmsg+0xee/0x170
[ 8628.644016][T19513]      __sys_sendmsg+0xcd/0x170
[ 8628.644016][T19513]      do_syscall_64+0xc6/0x1e0
[ 8628.644016][T19513] 
[ 8628.646185][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8628.646185][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8628.646185][T19513]      ipv6_find_idev+0x102/0x170
[ 8628.646185][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8628.646185][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8628.646185][T19513]      netlink_rcv_skb+0x130/0x360
[ 8628.646185][T19513]      netlink_unicast+0x449/0x710
[ 8628.646185][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8628.646185][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8628.646185][T19513]      ___sys_sendmsg+0xee/0x170
[ 8628.646185][T19513]      __sys_sendmsg+0xcd/0x170
[ 8628.646185][T19513]      do_syscall_64+0xc6/0x1e0
[ 8628.646185][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8628.646185][T19513] 
[ 8628.647895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8628.647895][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8628.647895][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8628.647895][T19513]      ipv6_find_idev+0x102/0x170
[ 8628.647895][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8628.647895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8628.647895][T19513]      netlink_rcv_skb+0x130/0x360
[ 8628.647895][T19513]      netlink_unicast+0x449/0x710
[ 8628.647895][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8628.647895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8628.647895][T19513]      ___sys_sendmsg+0xee/0x170
[ 8628.647895][T19513]      __sys_sendmsg+0xcd/0x170
[ 8628.647895][T19513]      do_syscall_64+0xc6/0x1e0
[ 8628.647895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8628.647895][T19513] 
[ 8638.671144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8638.671590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8638.671590][T19513]      netdev_get_by_index+0x5e/0x80
[ 8638.671590][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8638.671590][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8638.671590][T19513]      ip6_route_add+0x1c/0x140
[ 8638.671590][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8638.671590][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8638.671590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8638.671590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8638.671590][T19513]      netlink_rcv_skb+0x130/0x360
[ 8638.671590][T19513]      netlink_unicast+0x449/0x710
[ 8638.671590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8638.671590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8638.671590][T19513]      ___sys_sendmsg+0xee/0x170
[ 8638.671590][T19513]      __sys_sendmsg+0xcd/0x170
[ 8638.671590][T19513]      do_syscall_64+0xc6/0x1e0
[ 8638.671590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8638.671590][T19513] 
[ 8638.673815][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8638.673815][T19513]      netdev_get_by_index+0x5e/0x80
[ 8638.673815][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8638.673815][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8638.673815][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8638.673815][T19513]      ipv6_add_addr+0x411/0x2000
[ 8638.673815][T19513]      inet6_addr_add+0x30e/0xa40
[ 8638.673815][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8638.673815][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8638.673815][T19513]      netlink_rcv_skb+0x130/0x360
[ 8638.673815][T19513]      netlink_unicast+0x449/0x710
[ 8638.673815][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8638.673815][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8638.673815][T19513]      ___sys_sendmsg+0xee/0x170
[ 8638.673815][T19513]      __sys_sendmsg+0xcd/0x170
[ 8638.673815][T19513]      do_syscall_64+0xc6/0x1e0
[ 8638.673815][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8638.673815][T19513] 
[ 8638.676012][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8638.676012][T19513]      netdev_get_by_index+0x5e/0x80
[ 8638.676012][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8638.676012][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8638.676012][T19513]      ip6_route_add+0x1c/0x140
[ 8638.676012][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8638.676012][T19513]      addrconf_add_dev+0xe2/0x170
[ 8638.676012][T19513]      inet6_addr_add+0x12f/0xa40
[ 8638.676012][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8638.676012][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8638.676012][T19513]      netlink_rcv_skb+0x130/0x360
[ 8638.676012][T19513]      netlink_unicast+0x449/0x710
[ 8638.676012][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8638.676012][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8638.676012][T19513]      ___sys_sendmsg+0xee/0x170
[ 8638.676012][T19513]      __sys_sendmsg+0xcd/0x170
[ 8638.676012][T19513]      do_syscall_64+0xc6/0x1e0
[ 8638.676012][T19513] 
[ 8638.678182][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8638.678182][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8638.678182][T19513]      ipv6_find_idev+0x102/0x170
[ 8638.678182][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8638.678182][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8638.678182][T19513]      netlink_rcv_skb+0x130/0x360
[ 8638.678182][T19513]      netlink_unicast+0x449/0x710
[ 8638.678182][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8638.678182][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8638.678182][T19513]      ___sys_sendmsg+0xee/0x170
[ 8638.678182][T19513]      __sys_sendmsg+0xcd/0x170
[ 8638.678182][T19513]      do_syscall_64+0xc6/0x1e0
[ 8638.678182][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8638.678182][T19513] 
[ 8638.679870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8638.679870][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8638.679870][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8638.679870][T19513]      ipv6_find_idev+0x102/0x170
[ 8638.679870][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8638.679870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8638.679870][T19513]      netlink_rcv_skb+0x130/0x360
[ 8638.679870][T19513]      netlink_unicast+0x449/0x710
[ 8638.679870][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8638.679870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8638.679870][T19513]      ___sys_sendmsg+0xee/0x170
[ 8638.679870][T19513]      __sys_sendmsg+0xcd/0x170
[ 8638.679870][T19513]      do_syscall_64+0xc6/0x1e0
[ 8638.679870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8638.679870][T19513] 
[ 8648.919150][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8648.919540][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8648.919540][T19513]      netdev_get_by_index+0x5e/0x80
[ 8648.919540][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8648.919540][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8648.919540][T19513]      ip6_route_add+0x1c/0x140
[ 8648.919540][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8648.919540][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8648.919540][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8648.919540][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8648.919540][T19513]      netlink_rcv_skb+0x130/0x360
[ 8648.919540][T19513]      netlink_unicast+0x449/0x710
[ 8648.919540][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8648.919540][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8648.919540][T19513]      ___sys_sendmsg+0xee/0x170
[ 8648.919540][T19513]      __sys_sendmsg+0xcd/0x170
[ 8648.919540][T19513]      do_syscall_64+0xc6/0x1e0
[ 8648.919540][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8648.919540][T19513] 
[ 8648.921758][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8648.921758][T19513]      netdev_get_by_index+0x5e/0x80
[ 8648.921758][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8648.921758][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8648.921758][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8648.921758][T19513]      ipv6_add_addr+0x411/0x2000
[ 8648.921758][T19513]      inet6_addr_add+0x30e/0xa40
[ 8648.921758][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8648.921758][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8648.921758][T19513]      netlink_rcv_skb+0x130/0x360
[ 8648.921758][T19513]      netlink_unicast+0x449/0x710
[ 8648.921758][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8648.921758][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8648.921758][T19513]      ___sys_sendmsg+0xee/0x170
[ 8648.921758][T19513]      __sys_sendmsg+0xcd/0x170
[ 8648.921758][T19513]      do_syscall_64+0xc6/0x1e0
[ 8648.921758][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8648.921758][T19513] 
[ 8648.923949][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8648.923949][T19513]      netdev_get_by_index+0x5e/0x80
[ 8648.923949][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8648.923949][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8648.923949][T19513]      ip6_route_add+0x1c/0x140
[ 8648.923949][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8648.923949][T19513]      addrconf_add_dev+0xe2/0x170
[ 8648.923949][T19513]      inet6_addr_add+0x12f/0xa40
[ 8648.923949][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8648.923949][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8648.923949][T19513]      netlink_rcv_skb+0x130/0x360
[ 8648.923949][T19513]      netlink_unicast+0x449/0x710
[ 8648.923949][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8648.923949][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8648.923949][T19513]      ___sys_sendmsg+0xee/0x170
[ 8648.923949][T19513]      __sys_sendmsg+0xcd/0x170
[ 8648.923949][T19513]      do_syscall_64+0xc6/0x1e0
[ 8648.923949][T19513] 
[ 8648.926108][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8648.926108][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8648.926108][T19513]      ipv6_find_idev+0x102/0x170
[ 8648.926108][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8648.926108][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8648.926108][T19513]      netlink_rcv_skb+0x130/0x360
[ 8648.926108][T19513]      netlink_unicast+0x449/0x710
[ 8648.926108][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8648.926108][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8648.926108][T19513]      ___sys_sendmsg+0xee/0x170
[ 8648.926108][T19513]      __sys_sendmsg+0xcd/0x170
[ 8648.926108][T19513]      do_syscall_64+0xc6/0x1e0
[ 8648.926108][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8648.926108][T19513] 
[ 8648.927795][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8648.927795][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8648.927795][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8648.927795][T19513]      ipv6_find_idev+0x102/0x170
[ 8648.927795][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8648.927795][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8648.927795][T19513]      netlink_rcv_skb+0x130/0x360
[ 8648.927795][T19513]      netlink_unicast+0x449/0x710
[ 8648.927795][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8648.927795][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8648.927795][T19513]      ___sys_sendmsg+0xee/0x170
[ 8648.927795][T19513]      __sys_sendmsg+0xcd/0x170
[ 8648.927795][T19513]      do_syscall_64+0xc6/0x1e0
[ 8648.927795][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8648.927795][T19513] 
[ 8659.167123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8659.167594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8659.167594][T19513]      netdev_get_by_index+0x5e/0x80
[ 8659.167594][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8659.167594][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8659.167594][T19513]      ip6_route_add+0x1c/0x140
[ 8659.167594][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8659.167594][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8659.167594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8659.167594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8659.167594][T19513]      netlink_rcv_skb+0x130/0x360
[ 8659.167594][T19513]      netlink_unicast+0x449/0x710
[ 8659.167594][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8659.167594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8659.167594][T19513]      ___sys_sendmsg+0xee/0x170
[ 8659.167594][T19513]      __sys_sendmsg+0xcd/0x170
[ 8659.167594][T19513]      do_syscall_64+0xc6/0x1e0
[ 8659.167594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8659.167594][T19513] 
[ 8659.169818][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8659.169818][T19513]      netdev_get_by_index+0x5e/0x80
[ 8659.169818][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8659.169818][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8659.169818][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8659.169818][T19513]      ipv6_add_addr+0x411/0x2000
[ 8659.169818][T19513]      inet6_addr_add+0x30e/0xa40
[ 8659.169818][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8659.169818][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8659.169818][T19513]      netlink_rcv_skb+0x130/0x360
[ 8659.169818][T19513]      netlink_unicast+0x449/0x710
[ 8659.169818][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8659.169818][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8659.169818][T19513]      ___sys_sendmsg+0xee/0x170
[ 8659.169818][T19513]      __sys_sendmsg+0xcd/0x170
[ 8659.169818][T19513]      do_syscall_64+0xc6/0x1e0
[ 8659.169818][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8659.169818][T19513] 
[ 8659.172020][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8659.172020][T19513]      netdev_get_by_index+0x5e/0x80
[ 8659.172020][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8659.172020][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8659.172020][T19513]      ip6_route_add+0x1c/0x140
[ 8659.172020][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8659.172020][T19513]      addrconf_add_dev+0xe2/0x170
[ 8659.172020][T19513]      inet6_addr_add+0x12f/0xa40
[ 8659.172020][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8659.172020][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8659.172020][T19513]      netlink_rcv_skb+0x130/0x360
[ 8659.172020][T19513]      netlink_unicast+0x449/0x710
[ 8659.172020][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8659.172020][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8659.172020][T19513]      ___sys_sendmsg+0xee/0x170
[ 8659.172020][T19513]      __sys_sendmsg+0xcd/0x170
[ 8659.172020][T19513]      do_syscall_64+0xc6/0x1e0
[ 8659.172020][T19513] 
[ 8659.174693][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8659.174693][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8659.174693][T19513]      ipv6_find_idev+0x102/0x170
[ 8659.174693][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8659.174693][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8659.174693][T19513]      netlink_rcv_skb+0x130/0x360
[ 8659.174693][T19513]      netlink_unicast+0x449/0x710
[ 8659.174693][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8659.174693][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8659.174693][T19513]      ___sys_sendmsg+0xee/0x170
[ 8659.174693][T19513]      __sys_sendmsg+0xcd/0x170
[ 8659.174693][T19513]      do_syscall_64+0xc6/0x1e0
[ 8659.174693][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8659.174693][T19513] 
[ 8659.176384][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8659.176384][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8659.176384][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8659.176384][T19513]      ipv6_find_idev+0x102/0x170
[ 8659.176384][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8659.176384][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8659.176384][T19513]      netlink_rcv_skb+0x130/0x360
[ 8659.176384][T19513]      netlink_unicast+0x449/0x710
[ 8659.176384][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8659.176384][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8659.176384][T19513]      ___sys_sendmsg+0xee/0x170
[ 8659.176384][T19513]      __sys_sendmsg+0xcd/0x170
[ 8659.176384][T19513]      do_syscall_64+0xc6/0x1e0
[ 8659.176384][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8659.176384][T19513] 
[ 8669.415139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8669.415597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8669.415597][T19513]      netdev_get_by_index+0x5e/0x80
[ 8669.415597][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8669.415597][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8669.415597][T19513]      ip6_route_add+0x1c/0x140
[ 8669.415597][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8669.415597][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8669.415597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8669.415597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8669.415597][T19513]      netlink_rcv_skb+0x130/0x360
[ 8669.415597][T19513]      netlink_unicast+0x449/0x710
[ 8669.415597][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8669.415597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8669.415597][T19513]      ___sys_sendmsg+0xee/0x170
[ 8669.415597][T19513]      __sys_sendmsg+0xcd/0x170
[ 8669.415597][T19513]      do_syscall_64+0xc6/0x1e0
[ 8669.415597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8669.415597][T19513] 
[ 8669.417838][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8669.417838][T19513]      netdev_get_by_index+0x5e/0x80
[ 8669.417838][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8669.417838][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8669.417838][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8669.417838][T19513]      ipv6_add_addr+0x411/0x2000
[ 8669.417838][T19513]      inet6_addr_add+0x30e/0xa40
[ 8669.417838][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8669.417838][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8669.417838][T19513]      netlink_rcv_skb+0x130/0x360
[ 8669.417838][T19513]      netlink_unicast+0x449/0x710
[ 8669.417838][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8669.417838][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8669.417838][T19513]      ___sys_sendmsg+0xee/0x170
[ 8669.417838][T19513]      __sys_sendmsg+0xcd/0x170
[ 8669.417838][T19513]      do_syscall_64+0xc6/0x1e0
[ 8669.417838][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8669.417838][T19513] 
[ 8669.420047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8669.420047][T19513]      netdev_get_by_index+0x5e/0x80
[ 8669.420047][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8669.420047][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8669.420047][T19513]      ip6_route_add+0x1c/0x140
[ 8669.420047][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8669.420047][T19513]      addrconf_add_dev+0xe2/0x170
[ 8669.420047][T19513]      inet6_addr_add+0x12f/0xa40
[ 8669.420047][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8669.420047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8669.420047][T19513]      netlink_rcv_skb+0x130/0x360
[ 8669.420047][T19513]      netlink_unicast+0x449/0x710
[ 8669.420047][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8669.420047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8669.420047][T19513]      ___sys_sendmsg+0xee/0x170
[ 8669.420047][T19513]      __sys_sendmsg+0xcd/0x170
[ 8669.420047][T19513]      do_syscall_64+0xc6/0x1e0
[ 8669.420047][T19513] 
[ 8669.422211][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8669.422211][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8669.422211][T19513]      ipv6_find_idev+0x102/0x170
[ 8669.422211][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8669.422211][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8669.422211][T19513]      netlink_rcv_skb+0x130/0x360
[ 8669.422211][T19513]      netlink_unicast+0x449/0x710
[ 8669.422211][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8669.422211][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8669.422211][T19513]      ___sys_sendmsg+0xee/0x170
[ 8669.422211][T19513]      __sys_sendmsg+0xcd/0x170
[ 8669.422211][T19513]      do_syscall_64+0xc6/0x1e0
[ 8669.422211][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8669.422211][T19513] 
[ 8669.423905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8669.423905][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8669.423905][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8669.423905][T19513]      ipv6_find_idev+0x102/0x170
[ 8669.423905][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8669.423905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8669.423905][T19513]      netlink_rcv_skb+0x130/0x360
[ 8669.423905][T19513]      netlink_unicast+0x449/0x710
[ 8669.423905][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8669.423905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8669.423905][T19513]      ___sys_sendmsg+0xee/0x170
[ 8669.423905][T19513]      __sys_sendmsg+0xcd/0x170
[ 8669.423905][T19513]      do_syscall_64+0xc6/0x1e0
[ 8669.423905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8669.423905][T19513] 
[ 8679.663126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8679.663530][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8679.663530][T19513]      netdev_get_by_index+0x5e/0x80
[ 8679.663530][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8679.663530][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8679.663530][T19513]      ip6_route_add+0x1c/0x140
[ 8679.663530][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8679.663530][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8679.663530][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8679.663530][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8679.663530][T19513]      netlink_rcv_skb+0x130/0x360
[ 8679.663530][T19513]      netlink_unicast+0x449/0x710
[ 8679.663530][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8679.663530][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8679.663530][T19513]      ___sys_sendmsg+0xee/0x170
[ 8679.663530][T19513]      __sys_sendmsg+0xcd/0x170
[ 8679.663530][T19513]      do_syscall_64+0xc6/0x1e0
[ 8679.663530][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8679.663530][T19513] 
[ 8679.665759][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8679.665759][T19513]      netdev_get_by_index+0x5e/0x80
[ 8679.665759][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8679.665759][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8679.665759][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8679.665759][T19513]      ipv6_add_addr+0x411/0x2000
[ 8679.665759][T19513]      inet6_addr_add+0x30e/0xa40
[ 8679.665759][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8679.665759][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8679.665759][T19513]      netlink_rcv_skb+0x130/0x360
[ 8679.665759][T19513]      netlink_unicast+0x449/0x710
[ 8679.665759][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8679.665759][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8679.665759][T19513]      ___sys_sendmsg+0xee/0x170
[ 8679.665759][T19513]      __sys_sendmsg+0xcd/0x170
[ 8679.665759][T19513]      do_syscall_64+0xc6/0x1e0
[ 8679.665759][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8679.665759][T19513] 
[ 8679.667970][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8679.667970][T19513]      netdev_get_by_index+0x5e/0x80
[ 8679.667970][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8679.667970][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8679.667970][T19513]      ip6_route_add+0x1c/0x140
[ 8679.667970][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8679.667970][T19513]      addrconf_add_dev+0xe2/0x170
[ 8679.667970][T19513]      inet6_addr_add+0x12f/0xa40
[ 8679.667970][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8679.667970][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8679.667970][T19513]      netlink_rcv_skb+0x130/0x360
[ 8679.667970][T19513]      netlink_unicast+0x449/0x710
[ 8679.667970][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8679.667970][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8679.667970][T19513]      ___sys_sendmsg+0xee/0x170
[ 8679.667970][T19513]      __sys_sendmsg+0xcd/0x170
[ 8679.667970][T19513]      do_syscall_64+0xc6/0x1e0
[ 8679.667970][T19513] 
[ 8679.670276][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8679.670276][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8679.670276][T19513]      ipv6_find_idev+0x102/0x170
[ 8679.670276][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8679.670276][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8679.670276][T19513]      netlink_rcv_skb+0x130/0x360
[ 8679.670276][T19513]      netlink_unicast+0x449/0x710
[ 8679.670276][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8679.670276][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8679.670276][T19513]      ___sys_sendmsg+0xee/0x170
[ 8679.670276][T19513]      __sys_sendmsg+0xcd/0x170
[ 8679.670276][T19513]      do_syscall_64+0xc6/0x1e0
[ 8679.670276][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8679.670276][T19513] 
[ 8679.672114][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8679.672114][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8679.672114][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8679.672114][T19513]      ipv6_find_idev+0x102/0x170
[ 8679.672114][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8679.672114][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8679.672114][T19513]      netlink_rcv_skb+0x130/0x360
[ 8679.672114][T19513]      netlink_unicast+0x449/0x710
[ 8679.672114][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8679.672114][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8679.672114][T19513]      ___sys_sendmsg+0xee/0x170
[ 8679.672114][T19513]      __sys_sendmsg+0xcd/0x170
[ 8679.672114][T19513]      do_syscall_64+0xc6/0x1e0
[ 8679.672114][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8679.672114][T19513] 
[ 8689.911040][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8689.911494][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8689.911494][T19513]      netdev_get_by_index+0x5e/0x80
[ 8689.911494][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8689.911494][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8689.911494][T19513]      ip6_route_add+0x1c/0x140
[ 8689.911494][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8689.911494][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8689.911494][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8689.911494][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8689.911494][T19513]      netlink_rcv_skb+0x130/0x360
[ 8689.911494][T19513]      netlink_unicast+0x449/0x710
[ 8689.911494][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8689.911494][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8689.911494][T19513]      ___sys_sendmsg+0xee/0x170
[ 8689.911494][T19513]      __sys_sendmsg+0xcd/0x170
[ 8689.911494][T19513]      do_syscall_64+0xc6/0x1e0
[ 8689.911494][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8689.911494][T19513] 
[ 8689.913732][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8689.913732][T19513]      netdev_get_by_index+0x5e/0x80
[ 8689.913732][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8689.913732][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8689.913732][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8689.913732][T19513]      ipv6_add_addr+0x411/0x2000
[ 8689.913732][T19513]      inet6_addr_add+0x30e/0xa40
[ 8689.913732][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8689.913732][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8689.913732][T19513]      netlink_rcv_skb+0x130/0x360
[ 8689.913732][T19513]      netlink_unicast+0x449/0x710
[ 8689.913732][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8689.913732][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8689.913732][T19513]      ___sys_sendmsg+0xee/0x170
[ 8689.913732][T19513]      __sys_sendmsg+0xcd/0x170
[ 8689.913732][T19513]      do_syscall_64+0xc6/0x1e0
[ 8689.913732][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8689.913732][T19513] 
[ 8689.915933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8689.915933][T19513]      netdev_get_by_index+0x5e/0x80
[ 8689.915933][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8689.915933][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8689.915933][T19513]      ip6_route_add+0x1c/0x140
[ 8689.915933][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8689.915933][T19513]      addrconf_add_dev+0xe2/0x170
[ 8689.915933][T19513]      inet6_addr_add+0x12f/0xa40
[ 8689.915933][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8689.915933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8689.915933][T19513]      netlink_rcv_skb+0x130/0x360
[ 8689.915933][T19513]      netlink_unicast+0x449/0x710
[ 8689.915933][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8689.915933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8689.915933][T19513]      ___sys_sendmsg+0xee/0x170
[ 8689.915933][T19513]      __sys_sendmsg+0xcd/0x170
[ 8689.915933][T19513]      do_syscall_64+0xc6/0x1e0
[ 8689.915933][T19513] 
[ 8689.918098][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8689.918098][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8689.918098][T19513]      ipv6_find_idev+0x102/0x170
[ 8689.918098][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8689.918098][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8689.918098][T19513]      netlink_rcv_skb+0x130/0x360
[ 8689.918098][T19513]      netlink_unicast+0x449/0x710
[ 8689.918098][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8689.918098][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8689.918098][T19513]      ___sys_sendmsg+0xee/0x170
[ 8689.918098][T19513]      __sys_sendmsg+0xcd/0x170
[ 8689.918098][T19513]      do_syscall_64+0xc6/0x1e0
[ 8689.918098][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8689.918098][T19513] 
[ 8689.919788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8689.919788][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8689.919788][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8689.919788][T19513]      ipv6_find_idev+0x102/0x170
[ 8689.919788][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8689.919788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8689.919788][T19513]      netlink_rcv_skb+0x130/0x360
[ 8689.919788][T19513]      netlink_unicast+0x449/0x710
[ 8689.919788][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8689.919788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8689.919788][T19513]      ___sys_sendmsg+0xee/0x170
[ 8689.919788][T19513]      __sys_sendmsg+0xcd/0x170
[ 8689.919788][T19513]      do_syscall_64+0xc6/0x1e0
[ 8689.919788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8689.919788][T19513] 
[ 8700.159125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8700.159524][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8700.159524][T19513]      netdev_get_by_index+0x5e/0x80
[ 8700.159524][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8700.159524][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8700.159524][T19513]      ip6_route_add+0x1c/0x140
[ 8700.159524][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8700.159524][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8700.159524][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8700.159524][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8700.159524][T19513]      netlink_rcv_skb+0x130/0x360
[ 8700.159524][T19513]      netlink_unicast+0x449/0x710
[ 8700.159524][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8700.159524][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8700.159524][T19513]      ___sys_sendmsg+0xee/0x170
[ 8700.159524][T19513]      __sys_sendmsg+0xcd/0x170
[ 8700.159524][T19513]      do_syscall_64+0xc6/0x1e0
[ 8700.159524][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8700.159524][T19513] 
[ 8700.161782][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8700.161782][T19513]      netdev_get_by_index+0x5e/0x80
[ 8700.161782][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8700.161782][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8700.161782][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8700.161782][T19513]      ipv6_add_addr+0x411/0x2000
[ 8700.161782][T19513]      inet6_addr_add+0x30e/0xa40
[ 8700.161782][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8700.161782][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8700.161782][T19513]      netlink_rcv_skb+0x130/0x360
[ 8700.161782][T19513]      netlink_unicast+0x449/0x710
[ 8700.161782][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8700.161782][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8700.161782][T19513]      ___sys_sendmsg+0xee/0x170
[ 8700.161782][T19513]      __sys_sendmsg+0xcd/0x170
[ 8700.161782][T19513]      do_syscall_64+0xc6/0x1e0
[ 8700.161782][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8700.161782][T19513] 
[ 8700.163999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8700.163999][T19513]      netdev_get_by_index+0x5e/0x80
[ 8700.163999][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8700.163999][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8700.163999][T19513]      ip6_route_add+0x1c/0x140
[ 8700.163999][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8700.163999][T19513]      addrconf_add_dev+0xe2/0x170
[ 8700.163999][T19513]      inet6_addr_add+0x12f/0xa40
[ 8700.163999][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8700.163999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8700.163999][T19513]      netlink_rcv_skb+0x130/0x360
[ 8700.163999][T19513]      netlink_unicast+0x449/0x710
[ 8700.163999][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8700.163999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8700.163999][T19513]      ___sys_sendmsg+0xee/0x170
[ 8700.163999][T19513]      __sys_sendmsg+0xcd/0x170
[ 8700.163999][T19513]      do_syscall_64+0xc6/0x1e0
[ 8700.163999][T19513] 
[ 8700.166167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8700.166167][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8700.166167][T19513]      ipv6_find_idev+0x102/0x170
[ 8700.166167][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8700.166167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8700.166167][T19513]      netlink_rcv_skb+0x130/0x360
[ 8700.166167][T19513]      netlink_unicast+0x449/0x710
[ 8700.166167][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8700.166167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8700.166167][T19513]      ___sys_sendmsg+0xee/0x170
[ 8700.166167][T19513]      __sys_sendmsg+0xcd/0x170
[ 8700.166167][T19513]      do_syscall_64+0xc6/0x1e0
[ 8700.166167][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8700.166167][T19513] 
[ 8700.168423][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8700.168423][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8700.168423][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8700.168423][T19513]      ipv6_find_idev+0x102/0x170
[ 8700.168423][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8700.168423][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8700.168423][T19513]      netlink_rcv_skb+0x130/0x360
[ 8700.168423][T19513]      netlink_unicast+0x449/0x710
[ 8700.168423][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8700.168423][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8700.168423][T19513]      ___sys_sendmsg+0xee/0x170
[ 8700.168423][T19513]      __sys_sendmsg+0xcd/0x170
[ 8700.168423][T19513]      do_syscall_64+0xc6/0x1e0
[ 8700.168423][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8700.168423][T19513] 
[ 8710.423046][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8710.423496][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8710.423496][T19513]      netdev_get_by_index+0x5e/0x80
[ 8710.423496][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8710.423496][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8710.423496][T19513]      ip6_route_add+0x1c/0x140
[ 8710.423496][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8710.423496][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8710.423496][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8710.423496][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8710.423496][T19513]      netlink_rcv_skb+0x130/0x360
[ 8710.423496][T19513]      netlink_unicast+0x449/0x710
[ 8710.423496][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8710.423496][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8710.423496][T19513]      ___sys_sendmsg+0xee/0x170
[ 8710.423496][T19513]      __sys_sendmsg+0xcd/0x170
[ 8710.423496][T19513]      do_syscall_64+0xc6/0x1e0
[ 8710.423496][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8710.423496][T19513] 
[ 8710.425726][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8710.425726][T19513]      netdev_get_by_index+0x5e/0x80
[ 8710.425726][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8710.425726][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8710.425726][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8710.425726][T19513]      ipv6_add_addr+0x411/0x2000
[ 8710.425726][T19513]      inet6_addr_add+0x30e/0xa40
[ 8710.425726][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8710.425726][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8710.425726][T19513]      netlink_rcv_skb+0x130/0x360
[ 8710.425726][T19513]      netlink_unicast+0x449/0x710
[ 8710.425726][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8710.425726][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8710.425726][T19513]      ___sys_sendmsg+0xee/0x170
[ 8710.425726][T19513]      __sys_sendmsg+0xcd/0x170
[ 8710.425726][T19513]      do_syscall_64+0xc6/0x1e0
[ 8710.425726][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8710.425726][T19513] 
[ 8710.427970][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8710.427970][T19513]      netdev_get_by_index+0x5e/0x80
[ 8710.427970][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8710.427970][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8710.427970][T19513]      ip6_route_add+0x1c/0x140
[ 8710.427970][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8710.427970][T19513]      addrconf_add_dev+0xe2/0x170
[ 8710.427970][T19513]      inet6_addr_add+0x12f/0xa40
[ 8710.427970][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8710.427970][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8710.427970][T19513]      netlink_rcv_skb+0x130/0x360
[ 8710.427970][T19513]      netlink_unicast+0x449/0x710
[ 8710.427970][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8710.427970][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8710.427970][T19513]      ___sys_sendmsg+0xee/0x170
[ 8710.427970][T19513]      __sys_sendmsg+0xcd/0x170
[ 8710.427970][T19513]      do_syscall_64+0xc6/0x1e0
[ 8710.427970][T19513] 
[ 8710.430158][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8710.430158][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8710.430158][T19513]      ipv6_find_idev+0x102/0x170
[ 8710.430158][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8710.430158][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8710.430158][T19513]      netlink_rcv_skb+0x130/0x360
[ 8710.430158][T19513]      netlink_unicast+0x449/0x710
[ 8710.430158][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8710.430158][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8710.430158][T19513]      ___sys_sendmsg+0xee/0x170
[ 8710.430158][T19513]      __sys_sendmsg+0xcd/0x170
[ 8710.430158][T19513]      do_syscall_64+0xc6/0x1e0
[ 8710.430158][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8710.430158][T19513] 
[ 8710.431869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8710.431869][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8710.431869][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8710.431869][T19513]      ipv6_find_idev+0x102/0x170
[ 8710.431869][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8710.431869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8710.431869][T19513]      netlink_rcv_skb+0x130/0x360
[ 8710.431869][T19513]      netlink_unicast+0x449/0x710
[ 8710.431869][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8710.431869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8710.431869][T19513]      ___sys_sendmsg+0xee/0x170
[ 8710.431869][T19513]      __sys_sendmsg+0xcd/0x170
[ 8710.431869][T19513]      do_syscall_64+0xc6/0x1e0
[ 8710.431869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8710.431869][T19513] 
[ 8720.671056][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8720.671443][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8720.671443][T19513]      netdev_get_by_index+0x5e/0x80
[ 8720.671443][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8720.671443][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8720.671443][T19513]      ip6_route_add+0x1c/0x140
[ 8720.671443][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8720.671443][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8720.671443][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8720.671443][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8720.671443][T19513]      netlink_rcv_skb+0x130/0x360
[ 8720.671443][T19513]      netlink_unicast+0x449/0x710
[ 8720.671443][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8720.671443][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8720.671443][T19513]      ___sys_sendmsg+0xee/0x170
[ 8720.671443][T19513]      __sys_sendmsg+0xcd/0x170
[ 8720.671443][T19513]      do_syscall_64+0xc6/0x1e0
[ 8720.671443][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8720.671443][T19513] 
[ 8720.673678][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8720.673678][T19513]      netdev_get_by_index+0x5e/0x80
[ 8720.673678][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8720.673678][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8720.673678][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8720.673678][T19513]      ipv6_add_addr+0x411/0x2000
[ 8720.673678][T19513]      inet6_addr_add+0x30e/0xa40
[ 8720.673678][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8720.673678][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8720.673678][T19513]      netlink_rcv_skb+0x130/0x360
[ 8720.673678][T19513]      netlink_unicast+0x449/0x710
[ 8720.673678][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8720.673678][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8720.673678][T19513]      ___sys_sendmsg+0xee/0x170
[ 8720.673678][T19513]      __sys_sendmsg+0xcd/0x170
[ 8720.673678][T19513]      do_syscall_64+0xc6/0x1e0
[ 8720.673678][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8720.673678][T19513] 
[ 8720.675883][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8720.675883][T19513]      netdev_get_by_index+0x5e/0x80
[ 8720.675883][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8720.675883][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8720.675883][T19513]      ip6_route_add+0x1c/0x140
[ 8720.675883][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8720.675883][T19513]      addrconf_add_dev+0xe2/0x170
[ 8720.675883][T19513]      inet6_addr_add+0x12f/0xa40
[ 8720.675883][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8720.675883][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8720.675883][T19513]      netlink_rcv_skb+0x130/0x360
[ 8720.675883][T19513]      netlink_unicast+0x449/0x710
[ 8720.675883][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8720.675883][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8720.675883][T19513]      ___sys_sendmsg+0xee/0x170
[ 8720.675883][T19513]      __sys_sendmsg+0xcd/0x170
[ 8720.675883][T19513]      do_syscall_64+0xc6/0x1e0
[ 8720.675883][T19513] 
[ 8720.678053][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8720.678053][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8720.678053][T19513]      ipv6_find_idev+0x102/0x170
[ 8720.678053][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8720.678053][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8720.678053][T19513]      netlink_rcv_skb+0x130/0x360
[ 8720.678053][T19513]      netlink_unicast+0x449/0x710
[ 8720.678053][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8720.678053][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8720.678053][T19513]      ___sys_sendmsg+0xee/0x170
[ 8720.678053][T19513]      __sys_sendmsg+0xcd/0x170
[ 8720.678053][T19513]      do_syscall_64+0xc6/0x1e0
[ 8720.678053][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8720.678053][T19513] 
[ 8720.679746][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8720.679746][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8720.679746][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8720.679746][T19513]      ipv6_find_idev+0x102/0x170
[ 8720.679746][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8720.679746][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8720.679746][T19513]      netlink_rcv_skb+0x130/0x360
[ 8720.679746][T19513]      netlink_unicast+0x449/0x710
[ 8720.679746][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8720.679746][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8720.679746][T19513]      ___sys_sendmsg+0xee/0x170
[ 8720.679746][T19513]      __sys_sendmsg+0xcd/0x170
[ 8720.679746][T19513]      do_syscall_64+0xc6/0x1e0
[ 8720.679746][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8720.679746][T19513] 
[ 8730.919120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8730.919519][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8730.919519][T19513]      netdev_get_by_index+0x5e/0x80
[ 8730.919519][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8730.919519][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8730.919519][T19513]      ip6_route_add+0x1c/0x140
[ 8730.919519][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8730.919519][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8730.919519][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8730.919519][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8730.919519][T19513]      netlink_rcv_skb+0x130/0x360
[ 8730.919519][T19513]      netlink_unicast+0x449/0x710
[ 8730.919519][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8730.919519][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8730.919519][T19513]      ___sys_sendmsg+0xee/0x170
[ 8730.919519][T19513]      __sys_sendmsg+0xcd/0x170
[ 8730.919519][T19513]      do_syscall_64+0xc6/0x1e0
[ 8730.919519][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8730.919519][T19513] 
[ 8730.921748][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8730.921748][T19513]      netdev_get_by_index+0x5e/0x80
[ 8730.921748][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8730.921748][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8730.921748][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8730.921748][T19513]      ipv6_add_addr+0x411/0x2000
[ 8730.921748][T19513]      inet6_addr_add+0x30e/0xa40
[ 8730.921748][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8730.921748][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8730.921748][T19513]      netlink_rcv_skb+0x130/0x360
[ 8730.921748][T19513]      netlink_unicast+0x449/0x710
[ 8730.921748][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8730.921748][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8730.921748][T19513]      ___sys_sendmsg+0xee/0x170
[ 8730.921748][T19513]      __sys_sendmsg+0xcd/0x170
[ 8730.921748][T19513]      do_syscall_64+0xc6/0x1e0
[ 8730.921748][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8730.921748][T19513] 
[ 8730.923965][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8730.923965][T19513]      netdev_get_by_index+0x5e/0x80
[ 8730.923965][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8730.923965][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8730.923965][T19513]      ip6_route_add+0x1c/0x140
[ 8730.923965][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8730.923965][T19513]      addrconf_add_dev+0xe2/0x170
[ 8730.923965][T19513]      inet6_addr_add+0x12f/0xa40
[ 8730.923965][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8730.923965][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8730.923965][T19513]      netlink_rcv_skb+0x130/0x360
[ 8730.923965][T19513]      netlink_unicast+0x449/0x710
[ 8730.923965][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8730.923965][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8730.923965][T19513]      ___sys_sendmsg+0xee/0x170
[ 8730.923965][T19513]      __sys_sendmsg+0xcd/0x170
[ 8730.923965][T19513]      do_syscall_64+0xc6/0x1e0
[ 8730.923965][T19513] 
[ 8730.926121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8730.926121][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8730.926121][T19513]      ipv6_find_idev+0x102/0x170
[ 8730.926121][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8730.926121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8730.926121][T19513]      netlink_rcv_skb+0x130/0x360
[ 8730.926121][T19513]      netlink_unicast+0x449/0x710
[ 8730.926121][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8730.926121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8730.926121][T19513]      ___sys_sendmsg+0xee/0x170
[ 8730.926121][T19513]      __sys_sendmsg+0xcd/0x170
[ 8730.926121][T19513]      do_syscall_64+0xc6/0x1e0
[ 8730.926121][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8730.926121][T19513] 
[ 8730.927819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8730.927819][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8730.927819][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8730.927819][T19513]      ipv6_find_idev+0x102/0x170
[ 8730.927819][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8730.927819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8730.927819][T19513]      netlink_rcv_skb+0x130/0x360
[ 8730.927819][T19513]      netlink_unicast+0x449/0x710
[ 8730.927819][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8730.927819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8730.927819][T19513]      ___sys_sendmsg+0xee/0x170
[ 8730.927819][T19513]      __sys_sendmsg+0xcd/0x170
[ 8730.927819][T19513]      do_syscall_64+0xc6/0x1e0
[ 8730.927819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8730.927819][T19513] 
[ 8741.167195][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8741.167609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8741.167609][T19513]      netdev_get_by_index+0x5e/0x80
[ 8741.167609][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8741.167609][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8741.167609][T19513]      ip6_route_add+0x1c/0x140
[ 8741.167609][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8741.167609][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8741.167609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8741.167609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8741.167609][T19513]      netlink_rcv_skb+0x130/0x360
[ 8741.167609][T19513]      netlink_unicast+0x449/0x710
[ 8741.167609][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8741.167609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8741.167609][T19513]      ___sys_sendmsg+0xee/0x170
[ 8741.167609][T19513]      __sys_sendmsg+0xcd/0x170
[ 8741.167609][T19513]      do_syscall_64+0xc6/0x1e0
[ 8741.167609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8741.167609][T19513] 
[ 8741.169858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8741.169858][T19513]      netdev_get_by_index+0x5e/0x80
[ 8741.169858][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8741.169858][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8741.169858][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8741.169858][T19513]      ipv6_add_addr+0x411/0x2000
[ 8741.169858][T19513]      inet6_addr_add+0x30e/0xa40
[ 8741.169858][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8741.169858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8741.169858][T19513]      netlink_rcv_skb+0x130/0x360
[ 8741.169858][T19513]      netlink_unicast+0x449/0x710
[ 8741.169858][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8741.169858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8741.169858][T19513]      ___sys_sendmsg+0xee/0x170
[ 8741.169858][T19513]      __sys_sendmsg+0xcd/0x170
[ 8741.169858][T19513]      do_syscall_64+0xc6/0x1e0
[ 8741.169858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8741.169858][T19513] 
[ 8741.172088][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8741.172088][T19513]      netdev_get_by_index+0x5e/0x80
[ 8741.172088][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8741.172088][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8741.172088][T19513]      ip6_route_add+0x1c/0x140
[ 8741.172088][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8741.172088][T19513]      addrconf_add_dev+0xe2/0x170
[ 8741.172088][T19513]      inet6_addr_add+0x12f/0xa40
[ 8741.172088][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8741.172088][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8741.172088][T19513]      netlink_rcv_skb+0x130/0x360
[ 8741.172088][T19513]      netlink_unicast+0x449/0x710
[ 8741.172088][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8741.172088][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8741.172088][T19513]      ___sys_sendmsg+0xee/0x170
[ 8741.172088][T19513]      __sys_sendmsg+0xcd/0x170
[ 8741.172088][T19513]      do_syscall_64+0xc6/0x1e0
[ 8741.172088][T19513] 
[ 8741.174277][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8741.174277][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8741.174277][T19513]      ipv6_find_idev+0x102/0x170
[ 8741.174277][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8741.174277][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8741.174277][T19513]      netlink_rcv_skb+0x130/0x360
[ 8741.174277][T19513]      netlink_unicast+0x449/0x710
[ 8741.174277][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8741.174277][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8741.174277][T19513]      ___sys_sendmsg+0xee/0x170
[ 8741.174277][T19513]      __sys_sendmsg+0xcd/0x170
[ 8741.174277][T19513]      do_syscall_64+0xc6/0x1e0
[ 8741.174277][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8741.174277][T19513] 
[ 8741.176000][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8741.176000][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8741.176000][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8741.176000][T19513]      ipv6_find_idev+0x102/0x170
[ 8741.176000][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8741.176000][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8741.176000][T19513]      netlink_rcv_skb+0x130/0x360
[ 8741.176000][T19513]      netlink_unicast+0x449/0x710
[ 8741.176000][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8741.176000][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8741.176000][T19513]      ___sys_sendmsg+0xee/0x170
[ 8741.176000][T19513]      __sys_sendmsg+0xcd/0x170
[ 8741.176000][T19513]      do_syscall_64+0xc6/0x1e0
[ 8741.176000][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8741.176000][T19513] 
[ 8751.415060][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8751.415541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8751.415541][T19513]      netdev_get_by_index+0x5e/0x80
[ 8751.415541][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8751.415541][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8751.415541][T19513]      ip6_route_add+0x1c/0x140
[ 8751.415541][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8751.415541][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8751.415541][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8751.415541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8751.415541][T19513]      netlink_rcv_skb+0x130/0x360
[ 8751.415541][T19513]      netlink_unicast+0x449/0x710
[ 8751.415541][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8751.415541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8751.415541][T19513]      ___sys_sendmsg+0xee/0x170
[ 8751.415541][T19513]      __sys_sendmsg+0xcd/0x170
[ 8751.415541][T19513]      do_syscall_64+0xc6/0x1e0
[ 8751.415541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8751.415541][T19513] 
[ 8751.417815][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8751.417815][T19513]      netdev_get_by_index+0x5e/0x80
[ 8751.417815][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8751.417815][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8751.417815][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8751.417815][T19513]      ipv6_add_addr+0x411/0x2000
[ 8751.417815][T19513]      inet6_addr_add+0x30e/0xa40
[ 8751.417815][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8751.417815][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8751.417815][T19513]      netlink_rcv_skb+0x130/0x360
[ 8751.417815][T19513]      netlink_unicast+0x449/0x710
[ 8751.417815][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8751.417815][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8751.417815][T19513]      ___sys_sendmsg+0xee/0x170
[ 8751.417815][T19513]      __sys_sendmsg+0xcd/0x170
[ 8751.417815][T19513]      do_syscall_64+0xc6/0x1e0
[ 8751.417815][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8751.417815][T19513] 
[ 8751.420057][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8751.420057][T19513]      netdev_get_by_index+0x5e/0x80
[ 8751.420057][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8751.420057][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8751.420057][T19513]      ip6_route_add+0x1c/0x140
[ 8751.420057][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8751.420057][T19513]      addrconf_add_dev+0xe2/0x170
[ 8751.420057][T19513]      inet6_addr_add+0x12f/0xa40
[ 8751.420057][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8751.420057][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8751.420057][T19513]      netlink_rcv_skb+0x130/0x360
[ 8751.420057][T19513]      netlink_unicast+0x449/0x710
[ 8751.420057][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8751.420057][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8751.420057][T19513]      ___sys_sendmsg+0xee/0x170
[ 8751.420057][T19513]      __sys_sendmsg+0xcd/0x170
[ 8751.420057][T19513]      do_syscall_64+0xc6/0x1e0
[ 8751.420057][T19513] 
[ 8751.422256][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8751.422256][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8751.422256][T19513]      ipv6_find_idev+0x102/0x170
[ 8751.422256][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8751.422256][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8751.422256][T19513]      netlink_rcv_skb+0x130/0x360
[ 8751.422256][T19513]      netlink_unicast+0x449/0x710
[ 8751.422256][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8751.422256][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8751.422256][T19513]      ___sys_sendmsg+0xee/0x170
[ 8751.422256][T19513]      __sys_sendmsg+0xcd/0x170
[ 8751.422256][T19513]      do_syscall_64+0xc6/0x1e0
[ 8751.422256][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8751.422256][T19513] 
[ 8751.423983][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8751.423983][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8751.423983][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8751.423983][T19513]      ipv6_find_idev+0x102/0x170
[ 8751.423983][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8751.423983][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8751.423983][T19513]      netlink_rcv_skb+0x130/0x360
[ 8751.423983][T19513]      netlink_unicast+0x449/0x710
[ 8751.423983][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8751.423983][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8751.423983][T19513]      ___sys_sendmsg+0xee/0x170
[ 8751.423983][T19513]      __sys_sendmsg+0xcd/0x170
[ 8751.423983][T19513]      do_syscall_64+0xc6/0x1e0
[ 8751.423983][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8751.423983][T19513] 
[ 8761.663106][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8761.663592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8761.663592][T19513]      netdev_get_by_index+0x5e/0x80
[ 8761.663592][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8761.663592][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8761.663592][T19513]      ip6_route_add+0x1c/0x140
[ 8761.663592][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8761.663592][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8761.663592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8761.663592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8761.663592][T19513]      netlink_rcv_skb+0x130/0x360
[ 8761.663592][T19513]      netlink_unicast+0x449/0x710
[ 8761.663592][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8761.663592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8761.663592][T19513]      ___sys_sendmsg+0xee/0x170
[ 8761.663592][T19513]      __sys_sendmsg+0xcd/0x170
[ 8761.663592][T19513]      do_syscall_64+0xc6/0x1e0
[ 8761.663592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8761.663592][T19513] 
[ 8761.667124][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8761.667124][T19513]      netdev_get_by_index+0x5e/0x80
[ 8761.667124][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8761.667124][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8761.667124][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8761.667124][T19513]      ipv6_add_addr+0x411/0x2000
[ 8761.667124][T19513]      inet6_addr_add+0x30e/0xa40
[ 8761.667124][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8761.667124][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8761.667124][T19513]      netlink_rcv_skb+0x130/0x360
[ 8761.667124][T19513]      netlink_unicast+0x449/0x710
[ 8761.667124][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8761.667124][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8761.667124][T19513]      ___sys_sendmsg+0xee/0x170
[ 8761.667124][T19513]      __sys_sendmsg+0xcd/0x170
[ 8761.667124][T19513]      do_syscall_64+0xc6/0x1e0
[ 8761.667124][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8761.667124][T19513] 
[ 8761.670690][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8761.670690][T19513]      netdev_get_by_index+0x5e/0x80
[ 8761.670690][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8761.670690][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8761.670690][T19513]      ip6_route_add+0x1c/0x140
[ 8761.670690][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8761.670690][T19513]      addrconf_add_dev+0xe2/0x170
[ 8761.670690][T19513]      inet6_addr_add+0x12f/0xa40
[ 8761.670690][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8761.670690][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8761.670690][T19513]      netlink_rcv_skb+0x130/0x360
[ 8761.670690][T19513]      netlink_unicast+0x449/0x710
[ 8761.670690][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8761.670690][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8761.670690][T19513]      ___sys_sendmsg+0xee/0x170
[ 8761.670690][T19513]      __sys_sendmsg+0xcd/0x170
[ 8761.670690][T19513]      do_syscall_64+0xc6/0x1e0
[ 8761.670690][T19513] 
[ 8761.673976][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8761.673976][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8761.673976][T19513]      ipv6_find_idev+0x102/0x170
[ 8761.673976][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8761.673976][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8761.673976][T19513]      netlink_rcv_skb+0x130/0x360
[ 8761.673976][T19513]      netlink_unicast+0x449/0x710
[ 8761.673976][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8761.673976][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8761.673976][T19513]      ___sys_sendmsg+0xee/0x170
[ 8761.673976][T19513]      __sys_sendmsg+0xcd/0x170
[ 8761.673976][T19513]      do_syscall_64+0xc6/0x1e0
[ 8761.673976][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8761.673976][T19513] 
[ 8761.675700][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8761.675700][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8761.675700][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8761.675700][T19513]      ipv6_find_idev+0x102/0x170
[ 8761.675700][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8761.675700][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8761.675700][T19513]      netlink_rcv_skb+0x130/0x360
[ 8761.675700][T19513]      netlink_unicast+0x449/0x710
[ 8761.675700][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8761.675700][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8761.675700][T19513]      ___sys_sendmsg+0xee/0x170
[ 8761.675700][T19513]      __sys_sendmsg+0xcd/0x170
[ 8761.675700][T19513]      do_syscall_64+0xc6/0x1e0
[ 8761.675700][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8761.675700][T19513] 
[ 8771.711269][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8771.711696][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8771.711696][T19513]      netdev_get_by_index+0x5e/0x80
[ 8771.711696][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8771.711696][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8771.711696][T19513]      ip6_route_add+0x1c/0x140
[ 8771.711696][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8771.711696][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8771.711696][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8771.711696][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8771.711696][T19513]      netlink_rcv_skb+0x130/0x360
[ 8771.711696][T19513]      netlink_unicast+0x449/0x710
[ 8771.711696][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8771.711696][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8771.711696][T19513]      ___sys_sendmsg+0xee/0x170
[ 8771.711696][T19513]      __sys_sendmsg+0xcd/0x170
[ 8771.711696][T19513]      do_syscall_64+0xc6/0x1e0
[ 8771.711696][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8771.711696][T19513] 
[ 8771.713959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8771.713959][T19513]      netdev_get_by_index+0x5e/0x80
[ 8771.713959][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8771.713959][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8771.713959][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8771.713959][T19513]      ipv6_add_addr+0x411/0x2000
[ 8771.713959][T19513]      inet6_addr_add+0x30e/0xa40
[ 8771.713959][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8771.713959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8771.713959][T19513]      netlink_rcv_skb+0x130/0x360
[ 8771.713959][T19513]      netlink_unicast+0x449/0x710
[ 8771.713959][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8771.713959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8771.713959][T19513]      ___sys_sendmsg+0xee/0x170
[ 8771.713959][T19513]      __sys_sendmsg+0xcd/0x170
[ 8771.713959][T19513]      do_syscall_64+0xc6/0x1e0
[ 8771.713959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8771.713959][T19513] 
[ 8771.716189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8771.716189][T19513]      netdev_get_by_index+0x5e/0x80
[ 8771.716189][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8771.716189][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8771.716189][T19513]      ip6_route_add+0x1c/0x140
[ 8771.716189][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8771.716189][T19513]      addrconf_add_dev+0xe2/0x170
[ 8771.716189][T19513]      inet6_addr_add+0x12f/0xa40
[ 8771.716189][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8771.716189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8771.716189][T19513]      netlink_rcv_skb+0x130/0x360
[ 8771.716189][T19513]      netlink_unicast+0x449/0x710
[ 8771.716189][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8771.716189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8771.716189][T19513]      ___sys_sendmsg+0xee/0x170
[ 8771.716189][T19513]      __sys_sendmsg+0xcd/0x170
[ 8771.716189][T19513]      do_syscall_64+0xc6/0x1e0
[ 8771.716189][T19513] 
[ 8771.718404][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8771.718404][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8771.718404][T19513]      ipv6_find_idev+0x102/0x170
[ 8771.718404][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8771.718404][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8771.718404][T19513]      netlink_rcv_skb+0x130/0x360
[ 8771.718404][T19513]      netlink_unicast+0x449/0x710
[ 8771.718404][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8771.718404][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8771.718404][T19513]      ___sys_sendmsg+0xee/0x170
[ 8771.718404][T19513]      __sys_sendmsg+0xcd/0x170
[ 8771.718404][T19513]      do_syscall_64+0xc6/0x1e0
[ 8771.718404][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8771.718404][T19513] 
[ 8771.720118][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8771.720118][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8771.720118][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8771.720118][T19513]      ipv6_find_idev+0x102/0x170
[ 8771.720118][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8771.720118][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8771.720118][T19513]      netlink_rcv_skb+0x130/0x360
[ 8771.720118][T19513]      netlink_unicast+0x449/0x710
[ 8771.720118][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8771.720118][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8771.720118][T19513]      ___sys_sendmsg+0xee/0x170
[ 8771.720118][T19513]      __sys_sendmsg+0xcd/0x170
[ 8771.720118][T19513]      do_syscall_64+0xc6/0x1e0
[ 8771.720118][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8771.720118][T19513] 
[ 8781.959077][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8781.959674][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8781.959674][T19513]      netdev_get_by_index+0x5e/0x80
[ 8781.959674][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8781.959674][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8781.959674][T19513]      ip6_route_add+0x1c/0x140
[ 8781.959674][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8781.959674][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8781.959674][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8781.959674][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8781.959674][T19513]      netlink_rcv_skb+0x130/0x360
[ 8781.959674][T19513]      netlink_unicast+0x449/0x710
[ 8781.959674][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8781.959674][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8781.959674][T19513]      ___sys_sendmsg+0xee/0x170
[ 8781.959674][T19513]      __sys_sendmsg+0xcd/0x170
[ 8781.959674][T19513]      do_syscall_64+0xc6/0x1e0
[ 8781.959674][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8781.959674][T19513] 
[ 8781.963344][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8781.963344][T19513]      netdev_get_by_index+0x5e/0x80
[ 8781.963344][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8781.963344][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8781.963344][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8781.963344][T19513]      ipv6_add_addr+0x411/0x2000
[ 8781.963344][T19513]      inet6_addr_add+0x30e/0xa40
[ 8781.963344][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8781.963344][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8781.963344][T19513]      netlink_rcv_skb+0x130/0x360
[ 8781.963344][T19513]      netlink_unicast+0x449/0x710
[ 8781.963344][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8781.963344][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8781.963344][T19513]      ___sys_sendmsg+0xee/0x170
[ 8781.963344][T19513]      __sys_sendmsg+0xcd/0x170
[ 8781.963344][T19513]      do_syscall_64+0xc6/0x1e0
[ 8781.963344][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8781.963344][T19513] 
[ 8781.966587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8781.966587][T19513]      netdev_get_by_index+0x5e/0x80
[ 8781.966587][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8781.966587][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8781.966587][T19513]      ip6_route_add+0x1c/0x140
[ 8781.966587][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8781.966587][T19513]      addrconf_add_dev+0xe2/0x170
[ 8781.966587][T19513]      inet6_addr_add+0x12f/0xa40
[ 8781.966587][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8781.966587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8781.966587][T19513]      netlink_rcv_skb+0x130/0x360
[ 8781.966587][T19513]      netlink_unicast+0x449/0x710
[ 8781.966587][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8781.966587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8781.966587][T19513]      ___sys_sendmsg+0xee/0x170
[ 8781.966587][T19513]      __sys_sendmsg+0xcd/0x170
[ 8781.966587][T19513]      do_syscall_64+0xc6/0x1e0
[ 8781.966587][T19513] 
[ 8781.970024][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8781.970024][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8781.970024][T19513]      ipv6_find_idev+0x102/0x170
[ 8781.970024][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8781.970024][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8781.970024][T19513]      netlink_rcv_skb+0x130/0x360
[ 8781.970024][T19513]      netlink_unicast+0x449/0x710
[ 8781.970024][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8781.970024][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8781.970024][T19513]      ___sys_sendmsg+0xee/0x170
[ 8781.970024][T19513]      __sys_sendmsg+0xcd/0x170
[ 8781.970024][T19513]      do_syscall_64+0xc6/0x1e0
[ 8781.970024][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8781.970024][T19513] 
[ 8781.972732][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8781.972732][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8781.972732][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8781.972732][T19513]      ipv6_find_idev+0x102/0x170
[ 8781.972732][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8781.972732][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8781.972732][T19513]      netlink_rcv_skb+0x130/0x360
[ 8781.972732][T19513]      netlink_unicast+0x449/0x710
[ 8781.972732][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8781.972732][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8781.972732][T19513]      ___sys_sendmsg+0xee/0x170
[ 8781.972732][T19513]      __sys_sendmsg+0xcd/0x170
[ 8781.972732][T19513]      do_syscall_64+0xc6/0x1e0
[ 8781.972732][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8781.972732][T19513] 
[ 8792.215066][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8792.215498][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8792.215498][T19513]      netdev_get_by_index+0x5e/0x80
[ 8792.215498][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8792.215498][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8792.215498][T19513]      ip6_route_add+0x1c/0x140
[ 8792.215498][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8792.215498][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8792.215498][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8792.215498][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8792.215498][T19513]      netlink_rcv_skb+0x130/0x360
[ 8792.215498][T19513]      netlink_unicast+0x449/0x710
[ 8792.215498][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8792.215498][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8792.215498][T19513]      ___sys_sendmsg+0xee/0x170
[ 8792.215498][T19513]      __sys_sendmsg+0xcd/0x170
[ 8792.215498][T19513]      do_syscall_64+0xc6/0x1e0
[ 8792.215498][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8792.215498][T19513] 
[ 8792.217974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8792.217974][T19513]      netdev_get_by_index+0x5e/0x80
[ 8792.217974][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8792.217974][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8792.217974][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8792.217974][T19513]      ipv6_add_addr+0x411/0x2000
[ 8792.217974][T19513]      inet6_addr_add+0x30e/0xa40
[ 8792.217974][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8792.217974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8792.217974][T19513]      netlink_rcv_skb+0x130/0x360
[ 8792.217974][T19513]      netlink_unicast+0x449/0x710
[ 8792.217974][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8792.217974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8792.217974][T19513]      ___sys_sendmsg+0xee/0x170
[ 8792.217974][T19513]      __sys_sendmsg+0xcd/0x170
[ 8792.217974][T19513]      do_syscall_64+0xc6/0x1e0
[ 8792.217974][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8792.217974][T19513] 
[ 8792.220452][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8792.220452][T19513]      netdev_get_by_index+0x5e/0x80
[ 8792.220452][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8792.220452][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8792.220452][T19513]      ip6_route_add+0x1c/0x140
[ 8792.220452][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8792.220452][T19513]      addrconf_add_dev+0xe2/0x170
[ 8792.220452][T19513]      inet6_addr_add+0x12f/0xa40
[ 8792.220452][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8792.220452][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8792.220452][T19513]      netlink_rcv_skb+0x130/0x360
[ 8792.220452][T19513]      netlink_unicast+0x449/0x710
[ 8792.220452][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8792.220452][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8792.220452][T19513]      ___sys_sendmsg+0xee/0x170
[ 8792.220452][T19513]      __sys_sendmsg+0xcd/0x170
[ 8792.220452][T19513]      do_syscall_64+0xc6/0x1e0
[ 8792.220452][T19513] 
[ 8792.222860][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8792.222860][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8792.222860][T19513]      ipv6_find_idev+0x102/0x170
[ 8792.222860][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8792.222860][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8792.222860][T19513]      netlink_rcv_skb+0x130/0x360
[ 8792.222860][T19513]      netlink_unicast+0x449/0x710
[ 8792.222860][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8792.222860][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8792.222860][T19513]      ___sys_sendmsg+0xee/0x170
[ 8792.222860][T19513]      __sys_sendmsg+0xcd/0x170
[ 8792.222860][T19513]      do_syscall_64+0xc6/0x1e0
[ 8792.222860][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8792.222860][T19513] 
[ 8792.224756][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8792.224756][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8792.224756][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8792.224756][T19513]      ipv6_find_idev+0x102/0x170
[ 8792.224756][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8792.224756][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8792.224756][T19513]      netlink_rcv_skb+0x130/0x360
[ 8792.224756][T19513]      netlink_unicast+0x449/0x710
[ 8792.224756][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8792.224756][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8792.224756][T19513]      ___sys_sendmsg+0xee/0x170
[ 8792.224756][T19513]      __sys_sendmsg+0xcd/0x170
[ 8792.224756][T19513]      do_syscall_64+0xc6/0x1e0
[ 8792.224756][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8792.224756][T19513] 
[ 8802.399151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8802.399593][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8802.399593][T19513]      netdev_get_by_index+0x5e/0x80
[ 8802.399593][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8802.399593][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8802.399593][T19513]      ip6_route_add+0x1c/0x140
[ 8802.399593][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8802.399593][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8802.399593][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8802.399593][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8802.399593][T19513]      netlink_rcv_skb+0x130/0x360
[ 8802.399593][T19513]      netlink_unicast+0x449/0x710
[ 8802.399593][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8802.399593][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8802.399593][T19513]      ___sys_sendmsg+0xee/0x170
[ 8802.399593][T19513]      __sys_sendmsg+0xcd/0x170
[ 8802.399593][T19513]      do_syscall_64+0xc6/0x1e0
[ 8802.399593][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8802.399593][T19513] 
[ 8802.401842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8802.401842][T19513]      netdev_get_by_index+0x5e/0x80
[ 8802.401842][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8802.401842][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8802.401842][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8802.401842][T19513]      ipv6_add_addr+0x411/0x2000
[ 8802.401842][T19513]      inet6_addr_add+0x30e/0xa40
[ 8802.401842][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8802.401842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8802.401842][T19513]      netlink_rcv_skb+0x130/0x360
[ 8802.401842][T19513]      netlink_unicast+0x449/0x710
[ 8802.401842][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8802.401842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8802.401842][T19513]      ___sys_sendmsg+0xee/0x170
[ 8802.401842][T19513]      __sys_sendmsg+0xcd/0x170
[ 8802.401842][T19513]      do_syscall_64+0xc6/0x1e0
[ 8802.401842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8802.401842][T19513] 
[ 8802.404062][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8802.404062][T19513]      netdev_get_by_index+0x5e/0x80
[ 8802.404062][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8802.404062][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8802.404062][T19513]      ip6_route_add+0x1c/0x140
[ 8802.404062][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8802.404062][T19513]      addrconf_add_dev+0xe2/0x170
[ 8802.404062][T19513]      inet6_addr_add+0x12f/0xa40
[ 8802.404062][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8802.404062][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8802.404062][T19513]      netlink_rcv_skb+0x130/0x360
[ 8802.404062][T19513]      netlink_unicast+0x449/0x710
[ 8802.404062][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8802.404062][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8802.404062][T19513]      ___sys_sendmsg+0xee/0x170
[ 8802.404062][T19513]      __sys_sendmsg+0xcd/0x170
[ 8802.404062][T19513]      do_syscall_64+0xc6/0x1e0
[ 8802.404062][T19513] 
[ 8802.406260][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8802.406260][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8802.406260][T19513]      ipv6_find_idev+0x102/0x170
[ 8802.406260][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8802.406260][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8802.406260][T19513]      netlink_rcv_skb+0x130/0x360
[ 8802.406260][T19513]      netlink_unicast+0x449/0x710
[ 8802.406260][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8802.406260][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8802.406260][T19513]      ___sys_sendmsg+0xee/0x170
[ 8802.406260][T19513]      __sys_sendmsg+0xcd/0x170
[ 8802.406260][T19513]      do_syscall_64+0xc6/0x1e0
[ 8802.406260][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8802.406260][T19513] 
[ 8802.407964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8802.407964][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8802.407964][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8802.407964][T19513]      ipv6_find_idev+0x102/0x170
[ 8802.407964][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8802.407964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8802.407964][T19513]      netlink_rcv_skb+0x130/0x360
[ 8802.407964][T19513]      netlink_unicast+0x449/0x710
[ 8802.407964][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8802.407964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8802.407964][T19513]      ___sys_sendmsg+0xee/0x170
[ 8802.407964][T19513]      __sys_sendmsg+0xcd/0x170
[ 8802.407964][T19513]      do_syscall_64+0xc6/0x1e0
[ 8802.407964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8802.407964][T19513] 
[ 8812.426119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8812.426547][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8812.426547][T19513]      netdev_get_by_index+0x5e/0x80
[ 8812.426547][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8812.426547][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8812.426547][T19513]      ip6_route_add+0x1c/0x140
[ 8812.426547][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8812.426547][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8812.426547][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8812.426547][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8812.426547][T19513]      netlink_rcv_skb+0x130/0x360
[ 8812.426547][T19513]      netlink_unicast+0x449/0x710
[ 8812.426547][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8812.426547][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8812.426547][T19513]      ___sys_sendmsg+0xee/0x170
[ 8812.426547][T19513]      __sys_sendmsg+0xcd/0x170
[ 8812.426547][T19513]      do_syscall_64+0xc6/0x1e0
[ 8812.426547][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8812.426547][T19513] 
[ 8812.428796][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8812.428796][T19513]      netdev_get_by_index+0x5e/0x80
[ 8812.428796][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8812.428796][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8812.428796][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8812.428796][T19513]      ipv6_add_addr+0x411/0x2000
[ 8812.428796][T19513]      inet6_addr_add+0x30e/0xa40
[ 8812.428796][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8812.428796][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8812.428796][T19513]      netlink_rcv_skb+0x130/0x360
[ 8812.428796][T19513]      netlink_unicast+0x449/0x710
[ 8812.428796][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8812.428796][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8812.428796][T19513]      ___sys_sendmsg+0xee/0x170
[ 8812.428796][T19513]      __sys_sendmsg+0xcd/0x170
[ 8812.428796][T19513]      do_syscall_64+0xc6/0x1e0
[ 8812.428796][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8812.428796][T19513] 
[ 8812.431021][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8812.431021][T19513]      netdev_get_by_index+0x5e/0x80
[ 8812.431021][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8812.431021][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8812.431021][T19513]      ip6_route_add+0x1c/0x140
[ 8812.431021][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8812.431021][T19513]      addrconf_add_dev+0xe2/0x170
[ 8812.431021][T19513]      inet6_addr_add+0x12f/0xa40
[ 8812.431021][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8812.431021][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8812.431021][T19513]      netlink_rcv_skb+0x130/0x360
[ 8812.431021][T19513]      netlink_unicast+0x449/0x710
[ 8812.431021][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8812.431021][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8812.431021][T19513]      ___sys_sendmsg+0xee/0x170
[ 8812.431021][T19513]      __sys_sendmsg+0xcd/0x170
[ 8812.431021][T19513]      do_syscall_64+0xc6/0x1e0
[ 8812.431021][T19513] 
[ 8812.433213][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8812.433213][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8812.433213][T19513]      ipv6_find_idev+0x102/0x170
[ 8812.433213][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8812.433213][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8812.433213][T19513]      netlink_rcv_skb+0x130/0x360
[ 8812.433213][T19513]      netlink_unicast+0x449/0x710
[ 8812.433213][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8812.433213][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8812.433213][T19513]      ___sys_sendmsg+0xee/0x170
[ 8812.433213][T19513]      __sys_sendmsg+0xcd/0x170
[ 8812.433213][T19513]      do_syscall_64+0xc6/0x1e0
[ 8812.433213][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8812.433213][T19513] 
[ 8812.434927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8812.434927][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8812.434927][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8812.434927][T19513]      ipv6_find_idev+0x102/0x170
[ 8812.434927][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8812.434927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8812.434927][T19513]      netlink_rcv_skb+0x130/0x360
[ 8812.434927][T19513]      netlink_unicast+0x449/0x710
[ 8812.434927][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8812.434927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8812.434927][T19513]      ___sys_sendmsg+0xee/0x170
[ 8812.434927][T19513]      __sys_sendmsg+0xcd/0x170
[ 8812.434927][T19513]      do_syscall_64+0xc6/0x1e0
[ 8812.434927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8812.434927][T19513] 
[ 8822.679122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8822.679537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8822.679537][T19513]      netdev_get_by_index+0x5e/0x80
[ 8822.679537][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8822.679537][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8822.679537][T19513]      ip6_route_add+0x1c/0x140
[ 8822.679537][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8822.679537][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8822.679537][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8822.679537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8822.679537][T19513]      netlink_rcv_skb+0x130/0x360
[ 8822.679537][T19513]      netlink_unicast+0x449/0x710
[ 8822.679537][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8822.679537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8822.679537][T19513]      ___sys_sendmsg+0xee/0x170
[ 8822.679537][T19513]      __sys_sendmsg+0xcd/0x170
[ 8822.679537][T19513]      do_syscall_64+0xc6/0x1e0
[ 8822.679537][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8822.679537][T19513] 
[ 8822.681786][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8822.681786][T19513]      netdev_get_by_index+0x5e/0x80
[ 8822.681786][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8822.681786][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8822.681786][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8822.681786][T19513]      ipv6_add_addr+0x411/0x2000
[ 8822.681786][T19513]      inet6_addr_add+0x30e/0xa40
[ 8822.681786][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8822.681786][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8822.681786][T19513]      netlink_rcv_skb+0x130/0x360
[ 8822.681786][T19513]      netlink_unicast+0x449/0x710
[ 8822.681786][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8822.681786][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8822.681786][T19513]      ___sys_sendmsg+0xee/0x170
[ 8822.681786][T19513]      __sys_sendmsg+0xcd/0x170
[ 8822.681786][T19513]      do_syscall_64+0xc6/0x1e0
[ 8822.681786][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8822.681786][T19513] 
[ 8822.684570][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8822.684570][T19513]      netdev_get_by_index+0x5e/0x80
[ 8822.684570][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8822.684570][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8822.684570][T19513]      ip6_route_add+0x1c/0x140
[ 8822.684570][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8822.684570][T19513]      addrconf_add_dev+0xe2/0x170
[ 8822.684570][T19513]      inet6_addr_add+0x12f/0xa40
[ 8822.684570][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8822.684570][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8822.684570][T19513]      netlink_rcv_skb+0x130/0x360
[ 8822.684570][T19513]      netlink_unicast+0x449/0x710
[ 8822.684570][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8822.684570][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8822.684570][T19513]      ___sys_sendmsg+0xee/0x170
[ 8822.684570][T19513]      __sys_sendmsg+0xcd/0x170
[ 8822.684570][T19513]      do_syscall_64+0xc6/0x1e0
[ 8822.684570][T19513] 
[ 8822.686771][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8822.686771][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8822.686771][T19513]      ipv6_find_idev+0x102/0x170
[ 8822.686771][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8822.686771][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8822.686771][T19513]      netlink_rcv_skb+0x130/0x360
[ 8822.686771][T19513]      netlink_unicast+0x449/0x710
[ 8822.686771][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8822.686771][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8822.686771][T19513]      ___sys_sendmsg+0xee/0x170
[ 8822.686771][T19513]      __sys_sendmsg+0xcd/0x170
[ 8822.686771][T19513]      do_syscall_64+0xc6/0x1e0
[ 8822.686771][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8822.686771][T19513] 
[ 8822.688481][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8822.688481][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8822.688481][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8822.688481][T19513]      ipv6_find_idev+0x102/0x170
[ 8822.688481][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8822.688481][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8822.688481][T19513]      netlink_rcv_skb+0x130/0x360
[ 8822.688481][T19513]      netlink_unicast+0x449/0x710
[ 8822.688481][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8822.688481][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8822.688481][T19513]      ___sys_sendmsg+0xee/0x170
[ 8822.688481][T19513]      __sys_sendmsg+0xcd/0x170
[ 8822.688481][T19513]      do_syscall_64+0xc6/0x1e0
[ 8822.688481][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8822.688481][T19513] 
[ 8832.927124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8832.927525][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8832.927525][T19513]      netdev_get_by_index+0x5e/0x80
[ 8832.927525][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8832.927525][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8832.927525][T19513]      ip6_route_add+0x1c/0x140
[ 8832.927525][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8832.927525][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8832.927525][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8832.927525][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8832.927525][T19513]      netlink_rcv_skb+0x130/0x360
[ 8832.927525][T19513]      netlink_unicast+0x449/0x710
[ 8832.927525][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8832.927525][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8832.927525][T19513]      ___sys_sendmsg+0xee/0x170
[ 8832.927525][T19513]      __sys_sendmsg+0xcd/0x170
[ 8832.927525][T19513]      do_syscall_64+0xc6/0x1e0
[ 8832.927525][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8832.927525][T19513] 
[ 8832.929836][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8832.929836][T19513]      netdev_get_by_index+0x5e/0x80
[ 8832.929836][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8832.929836][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8832.929836][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8832.929836][T19513]      ipv6_add_addr+0x411/0x2000
[ 8832.929836][T19513]      inet6_addr_add+0x30e/0xa40
[ 8832.929836][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8832.929836][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8832.929836][T19513]      netlink_rcv_skb+0x130/0x360
[ 8832.929836][T19513]      netlink_unicast+0x449/0x710
[ 8832.929836][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8832.929836][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8832.929836][T19513]      ___sys_sendmsg+0xee/0x170
[ 8832.929836][T19513]      __sys_sendmsg+0xcd/0x170
[ 8832.929836][T19513]      do_syscall_64+0xc6/0x1e0
[ 8832.929836][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8832.929836][T19513] 
[ 8832.932038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8832.932038][T19513]      netdev_get_by_index+0x5e/0x80
[ 8832.932038][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8832.932038][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8832.932038][T19513]      ip6_route_add+0x1c/0x140
[ 8832.932038][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8832.932038][T19513]      addrconf_add_dev+0xe2/0x170
[ 8832.932038][T19513]      inet6_addr_add+0x12f/0xa40
[ 8832.932038][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8832.932038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8832.932038][T19513]      netlink_rcv_skb+0x130/0x360
[ 8832.932038][T19513]      netlink_unicast+0x449/0x710
[ 8832.932038][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8832.932038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8832.932038][T19513]      ___sys_sendmsg+0xee/0x170
[ 8832.932038][T19513]      __sys_sendmsg+0xcd/0x170
[ 8832.932038][T19513]      do_syscall_64+0xc6/0x1e0
[ 8832.932038][T19513] 
[ 8832.934196][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8832.934196][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8832.934196][T19513]      ipv6_find_idev+0x102/0x170
[ 8832.934196][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8832.934196][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8832.934196][T19513]      netlink_rcv_skb+0x130/0x360
[ 8832.934196][T19513]      netlink_unicast+0x449/0x710
[ 8832.934196][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8832.934196][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8832.934196][T19513]      ___sys_sendmsg+0xee/0x170
[ 8832.934196][T19513]      __sys_sendmsg+0xcd/0x170
[ 8832.934196][T19513]      do_syscall_64+0xc6/0x1e0
[ 8832.934196][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8832.934196][T19513] 
[ 8832.935884][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8832.935884][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8832.935884][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8832.935884][T19513]      ipv6_find_idev+0x102/0x170
[ 8832.935884][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8832.935884][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8832.935884][T19513]      netlink_rcv_skb+0x130/0x360
[ 8832.935884][T19513]      netlink_unicast+0x449/0x710
[ 8832.935884][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8832.935884][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8832.935884][T19513]      ___sys_sendmsg+0xee/0x170
[ 8832.935884][T19513]      __sys_sendmsg+0xcd/0x170
[ 8832.935884][T19513]      do_syscall_64+0xc6/0x1e0
[ 8832.935884][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8832.935884][T19513] 
[ 8843.175145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8843.175608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8843.175608][T19513]      netdev_get_by_index+0x5e/0x80
[ 8843.175608][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8843.175608][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8843.175608][T19513]      ip6_route_add+0x1c/0x140
[ 8843.175608][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8843.175608][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8843.175608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8843.175608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8843.175608][T19513]      netlink_rcv_skb+0x130/0x360
[ 8843.175608][T19513]      netlink_unicast+0x449/0x710
[ 8843.175608][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8843.175608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8843.175608][T19513]      ___sys_sendmsg+0xee/0x170
[ 8843.175608][T19513]      __sys_sendmsg+0xcd/0x170
[ 8843.175608][T19513]      do_syscall_64+0xc6/0x1e0
[ 8843.175608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8843.175608][T19513] 
[ 8843.177854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8843.177854][T19513]      netdev_get_by_index+0x5e/0x80
[ 8843.177854][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8843.177854][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8843.177854][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8843.177854][T19513]      ipv6_add_addr+0x411/0x2000
[ 8843.177854][T19513]      inet6_addr_add+0x30e/0xa40
[ 8843.177854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8843.177854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8843.177854][T19513]      netlink_rcv_skb+0x130/0x360
[ 8843.177854][T19513]      netlink_unicast+0x449/0x710
[ 8843.177854][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8843.177854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8843.177854][T19513]      ___sys_sendmsg+0xee/0x170
[ 8843.177854][T19513]      __sys_sendmsg+0xcd/0x170
[ 8843.177854][T19513]      do_syscall_64+0xc6/0x1e0
[ 8843.177854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8843.177854][T19513] 
[ 8843.180048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8843.180048][T19513]      netdev_get_by_index+0x5e/0x80
[ 8843.180048][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8843.180048][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8843.180048][T19513]      ip6_route_add+0x1c/0x140
[ 8843.180048][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8843.180048][T19513]      addrconf_add_dev+0xe2/0x170
[ 8843.180048][T19513]      inet6_addr_add+0x12f/0xa40
[ 8843.180048][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8843.180048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8843.180048][T19513]      netlink_rcv_skb+0x130/0x360
[ 8843.180048][T19513]      netlink_unicast+0x449/0x710
[ 8843.180048][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8843.180048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8843.180048][T19513]      ___sys_sendmsg+0xee/0x170
[ 8843.180048][T19513]      __sys_sendmsg+0xcd/0x170
[ 8843.180048][T19513]      do_syscall_64+0xc6/0x1e0
[ 8843.180048][T19513] 
[ 8843.182215][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8843.182215][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8843.182215][T19513]      ipv6_find_idev+0x102/0x170
[ 8843.182215][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8843.182215][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8843.182215][T19513]      netlink_rcv_skb+0x130/0x360
[ 8843.182215][T19513]      netlink_unicast+0x449/0x710
[ 8843.182215][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8843.182215][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8843.182215][T19513]      ___sys_sendmsg+0xee/0x170
[ 8843.182215][T19513]      __sys_sendmsg+0xcd/0x170
[ 8843.182215][T19513]      do_syscall_64+0xc6/0x1e0
[ 8843.182215][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8843.182215][T19513] 
[ 8843.183905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8843.183905][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8843.183905][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8843.183905][T19513]      ipv6_find_idev+0x102/0x170
[ 8843.183905][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8843.183905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8843.183905][T19513]      netlink_rcv_skb+0x130/0x360
[ 8843.183905][T19513]      netlink_unicast+0x449/0x710
[ 8843.183905][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8843.183905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8843.183905][T19513]      ___sys_sendmsg+0xee/0x170
[ 8843.183905][T19513]      __sys_sendmsg+0xcd/0x170
[ 8843.183905][T19513]      do_syscall_64+0xc6/0x1e0
[ 8843.183905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8843.183905][T19513] 
[ 8853.423055][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8853.423452][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8853.423452][T19513]      netdev_get_by_index+0x5e/0x80
[ 8853.423452][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8853.423452][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8853.423452][T19513]      ip6_route_add+0x1c/0x140
[ 8853.423452][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8853.423452][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8853.423452][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8853.423452][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8853.423452][T19513]      netlink_rcv_skb+0x130/0x360
[ 8853.423452][T19513]      netlink_unicast+0x449/0x710
[ 8853.423452][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8853.423452][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8853.423452][T19513]      ___sys_sendmsg+0xee/0x170
[ 8853.423452][T19513]      __sys_sendmsg+0xcd/0x170
[ 8853.423452][T19513]      do_syscall_64+0xc6/0x1e0
[ 8853.423452][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8853.423452][T19513] 
[ 8853.425713][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8853.425713][T19513]      netdev_get_by_index+0x5e/0x80
[ 8853.425713][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8853.425713][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8853.425713][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8853.425713][T19513]      ipv6_add_addr+0x411/0x2000
[ 8853.425713][T19513]      inet6_addr_add+0x30e/0xa40
[ 8853.425713][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8853.425713][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8853.425713][T19513]      netlink_rcv_skb+0x130/0x360
[ 8853.425713][T19513]      netlink_unicast+0x449/0x710
[ 8853.425713][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8853.425713][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8853.425713][T19513]      ___sys_sendmsg+0xee/0x170
[ 8853.425713][T19513]      __sys_sendmsg+0xcd/0x170
[ 8853.425713][T19513]      do_syscall_64+0xc6/0x1e0
[ 8853.425713][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8853.425713][T19513] 
[ 8853.427957][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8853.427957][T19513]      netdev_get_by_index+0x5e/0x80
[ 8853.427957][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8853.427957][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8853.427957][T19513]      ip6_route_add+0x1c/0x140
[ 8853.427957][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8853.427957][T19513]      addrconf_add_dev+0xe2/0x170
[ 8853.427957][T19513]      inet6_addr_add+0x12f/0xa40
[ 8853.427957][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8853.427957][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8853.427957][T19513]      netlink_rcv_skb+0x130/0x360
[ 8853.427957][T19513]      netlink_unicast+0x449/0x710
[ 8853.427957][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8853.427957][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8853.427957][T19513]      ___sys_sendmsg+0xee/0x170
[ 8853.427957][T19513]      __sys_sendmsg+0xcd/0x170
[ 8853.427957][T19513]      do_syscall_64+0xc6/0x1e0
[ 8853.427957][T19513] 
[ 8853.430147][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8853.430147][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8853.430147][T19513]      ipv6_find_idev+0x102/0x170
[ 8853.430147][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8853.430147][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8853.430147][T19513]      netlink_rcv_skb+0x130/0x360
[ 8853.430147][T19513]      netlink_unicast+0x449/0x710
[ 8853.430147][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8853.430147][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8853.430147][T19513]      ___sys_sendmsg+0xee/0x170
[ 8853.430147][T19513]      __sys_sendmsg+0xcd/0x170
[ 8853.430147][T19513]      do_syscall_64+0xc6/0x1e0
[ 8853.430147][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8853.430147][T19513] 
[ 8853.431867][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8853.431867][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8853.431867][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8853.431867][T19513]      ipv6_find_idev+0x102/0x170
[ 8853.431867][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8853.431867][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8853.431867][T19513]      netlink_rcv_skb+0x130/0x360
[ 8853.431867][T19513]      netlink_unicast+0x449/0x710
[ 8853.431867][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8853.431867][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8853.431867][T19513]      ___sys_sendmsg+0xee/0x170
[ 8853.431867][T19513]      __sys_sendmsg+0xcd/0x170
[ 8853.431867][T19513]      do_syscall_64+0xc6/0x1e0
[ 8853.431867][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8853.431867][T19513] 
[ 8863.671066][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8863.671464][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8863.671464][T19513]      netdev_get_by_index+0x5e/0x80
[ 8863.671464][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8863.671464][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8863.671464][T19513]      ip6_route_add+0x1c/0x140
[ 8863.671464][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8863.671464][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8863.671464][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8863.671464][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8863.671464][T19513]      netlink_rcv_skb+0x130/0x360
[ 8863.671464][T19513]      netlink_unicast+0x449/0x710
[ 8863.671464][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8863.671464][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8863.671464][T19513]      ___sys_sendmsg+0xee/0x170
[ 8863.671464][T19513]      __sys_sendmsg+0xcd/0x170
[ 8863.671464][T19513]      do_syscall_64+0xc6/0x1e0
[ 8863.671464][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8863.671464][T19513] 
[ 8863.673739][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8863.673739][T19513]      netdev_get_by_index+0x5e/0x80
[ 8863.673739][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8863.673739][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8863.673739][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8863.673739][T19513]      ipv6_add_addr+0x411/0x2000
[ 8863.673739][T19513]      inet6_addr_add+0x30e/0xa40
[ 8863.673739][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8863.673739][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8863.673739][T19513]      netlink_rcv_skb+0x130/0x360
[ 8863.673739][T19513]      netlink_unicast+0x449/0x710
[ 8863.673739][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8863.673739][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8863.673739][T19513]      ___sys_sendmsg+0xee/0x170
[ 8863.673739][T19513]      __sys_sendmsg+0xcd/0x170
[ 8863.673739][T19513]      do_syscall_64+0xc6/0x1e0
[ 8863.673739][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8863.673739][T19513] 
[ 8863.675986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8863.675986][T19513]      netdev_get_by_index+0x5e/0x80
[ 8863.675986][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8863.675986][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8863.675986][T19513]      ip6_route_add+0x1c/0x140
[ 8863.675986][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8863.675986][T19513]      addrconf_add_dev+0xe2/0x170
[ 8863.675986][T19513]      inet6_addr_add+0x12f/0xa40
[ 8863.675986][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8863.675986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8863.675986][T19513]      netlink_rcv_skb+0x130/0x360
[ 8863.675986][T19513]      netlink_unicast+0x449/0x710
[ 8863.675986][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8863.675986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8863.675986][T19513]      ___sys_sendmsg+0xee/0x170
[ 8863.675986][T19513]      __sys_sendmsg+0xcd/0x170
[ 8863.675986][T19513]      do_syscall_64+0xc6/0x1e0
[ 8863.675986][T19513] 
[ 8863.678171][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8863.678171][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8863.678171][T19513]      ipv6_find_idev+0x102/0x170
[ 8863.678171][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8863.678171][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8863.678171][T19513]      netlink_rcv_skb+0x130/0x360
[ 8863.678171][T19513]      netlink_unicast+0x449/0x710
[ 8863.678171][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8863.678171][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8863.678171][T19513]      ___sys_sendmsg+0xee/0x170
[ 8863.678171][T19513]      __sys_sendmsg+0xcd/0x170
[ 8863.678171][T19513]      do_syscall_64+0xc6/0x1e0
[ 8863.678171][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8863.678171][T19513] 
[ 8863.679888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8863.679888][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8863.679888][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8863.679888][T19513]      ipv6_find_idev+0x102/0x170
[ 8863.679888][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8863.679888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8863.679888][T19513]      netlink_rcv_skb+0x130/0x360
[ 8863.679888][T19513]      netlink_unicast+0x449/0x710
[ 8863.679888][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8863.679888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8863.679888][T19513]      ___sys_sendmsg+0xee/0x170
[ 8863.679888][T19513]      __sys_sendmsg+0xcd/0x170
[ 8863.679888][T19513]      do_syscall_64+0xc6/0x1e0
[ 8863.679888][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8863.679888][T19513] 
[ 8873.919052][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8873.919457][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8873.919457][T19513]      netdev_get_by_index+0x5e/0x80
[ 8873.919457][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8873.919457][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8873.919457][T19513]      ip6_route_add+0x1c/0x140
[ 8873.919457][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8873.919457][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8873.919457][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8873.919457][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8873.919457][T19513]      netlink_rcv_skb+0x130/0x360
[ 8873.919457][T19513]      netlink_unicast+0x449/0x710
[ 8873.919457][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8873.919457][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8873.919457][T19513]      ___sys_sendmsg+0xee/0x170
[ 8873.919457][T19513]      __sys_sendmsg+0xcd/0x170
[ 8873.919457][T19513]      do_syscall_64+0xc6/0x1e0
[ 8873.919457][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8873.919457][T19513] 
[ 8873.921714][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8873.921714][T19513]      netdev_get_by_index+0x5e/0x80
[ 8873.921714][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8873.921714][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8873.921714][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8873.921714][T19513]      ipv6_add_addr+0x411/0x2000
[ 8873.921714][T19513]      inet6_addr_add+0x30e/0xa40
[ 8873.921714][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8873.921714][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8873.921714][T19513]      netlink_rcv_skb+0x130/0x360
[ 8873.921714][T19513]      netlink_unicast+0x449/0x710
[ 8873.921714][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8873.921714][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8873.921714][T19513]      ___sys_sendmsg+0xee/0x170
[ 8873.921714][T19513]      __sys_sendmsg+0xcd/0x170
[ 8873.921714][T19513]      do_syscall_64+0xc6/0x1e0
[ 8873.921714][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8873.921714][T19513] 
[ 8873.923941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8873.923941][T19513]      netdev_get_by_index+0x5e/0x80
[ 8873.923941][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8873.923941][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8873.923941][T19513]      ip6_route_add+0x1c/0x140
[ 8873.923941][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8873.923941][T19513]      addrconf_add_dev+0xe2/0x170
[ 8873.923941][T19513]      inet6_addr_add+0x12f/0xa40
[ 8873.923941][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8873.923941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8873.923941][T19513]      netlink_rcv_skb+0x130/0x360
[ 8873.923941][T19513]      netlink_unicast+0x449/0x710
[ 8873.923941][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8873.923941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8873.923941][T19513]      ___sys_sendmsg+0xee/0x170
[ 8873.923941][T19513]      __sys_sendmsg+0xcd/0x170
[ 8873.923941][T19513]      do_syscall_64+0xc6/0x1e0
[ 8873.923941][T19513] 
[ 8873.926235][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8873.926235][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8873.926235][T19513]      ipv6_find_idev+0x102/0x170
[ 8873.926235][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8873.926235][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8873.926235][T19513]      netlink_rcv_skb+0x130/0x360
[ 8873.926235][T19513]      netlink_unicast+0x449/0x710
[ 8873.926235][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8873.926235][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8873.926235][T19513]      ___sys_sendmsg+0xee/0x170
[ 8873.926235][T19513]      __sys_sendmsg+0xcd/0x170
[ 8873.926235][T19513]      do_syscall_64+0xc6/0x1e0
[ 8873.926235][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8873.926235][T19513] 
[ 8873.928895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8873.928895][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8873.928895][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8873.928895][T19513]      ipv6_find_idev+0x102/0x170
[ 8873.928895][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8873.928895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8873.928895][T19513]      netlink_rcv_skb+0x130/0x360
[ 8873.928895][T19513]      netlink_unicast+0x449/0x710
[ 8873.928895][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8873.928895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8873.928895][T19513]      ___sys_sendmsg+0xee/0x170
[ 8873.928895][T19513]      __sys_sendmsg+0xcd/0x170
[ 8873.928895][T19513]      do_syscall_64+0xc6/0x1e0
[ 8873.928895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8873.928895][T19513] 
[ 8884.031154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8884.031620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8884.031620][T19513]      netdev_get_by_index+0x5e/0x80
[ 8884.031620][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8884.031620][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8884.031620][T19513]      ip6_route_add+0x1c/0x140
[ 8884.031620][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8884.031620][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8884.031620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8884.031620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8884.031620][T19513]      netlink_rcv_skb+0x130/0x360
[ 8884.031620][T19513]      netlink_unicast+0x449/0x710
[ 8884.031620][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8884.031620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8884.031620][T19513]      ___sys_sendmsg+0xee/0x170
[ 8884.031620][T19513]      __sys_sendmsg+0xcd/0x170
[ 8884.031620][T19513]      do_syscall_64+0xc6/0x1e0
[ 8884.031620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8884.031620][T19513] 
[ 8884.033873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8884.033873][T19513]      netdev_get_by_index+0x5e/0x80
[ 8884.033873][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8884.033873][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8884.033873][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8884.033873][T19513]      ipv6_add_addr+0x411/0x2000
[ 8884.033873][T19513]      inet6_addr_add+0x30e/0xa40
[ 8884.033873][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8884.033873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8884.033873][T19513]      netlink_rcv_skb+0x130/0x360
[ 8884.033873][T19513]      netlink_unicast+0x449/0x710
[ 8884.033873][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8884.033873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8884.033873][T19513]      ___sys_sendmsg+0xee/0x170
[ 8884.033873][T19513]      __sys_sendmsg+0xcd/0x170
[ 8884.033873][T19513]      do_syscall_64+0xc6/0x1e0
[ 8884.033873][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8884.033873][T19513] 
[ 8884.036104][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8884.036104][T19513]      netdev_get_by_index+0x5e/0x80
[ 8884.036104][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8884.036104][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8884.036104][T19513]      ip6_route_add+0x1c/0x140
[ 8884.036104][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8884.036104][T19513]      addrconf_add_dev+0xe2/0x170
[ 8884.036104][T19513]      inet6_addr_add+0x12f/0xa40
[ 8884.036104][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8884.036104][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8884.036104][T19513]      netlink_rcv_skb+0x130/0x360
[ 8884.036104][T19513]      netlink_unicast+0x449/0x710
[ 8884.036104][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8884.036104][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8884.036104][T19513]      ___sys_sendmsg+0xee/0x170
[ 8884.036104][T19513]      __sys_sendmsg+0xcd/0x170
[ 8884.036104][T19513]      do_syscall_64+0xc6/0x1e0
[ 8884.036104][T19513] 
[ 8884.038309][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8884.038309][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8884.038309][T19513]      ipv6_find_idev+0x102/0x170
[ 8884.038309][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8884.038309][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8884.038309][T19513]      netlink_rcv_skb+0x130/0x360
[ 8884.038309][T19513]      netlink_unicast+0x449/0x710
[ 8884.038309][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8884.038309][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8884.038309][T19513]      ___sys_sendmsg+0xee/0x170
[ 8884.038309][T19513]      __sys_sendmsg+0xcd/0x170
[ 8884.038309][T19513]      do_syscall_64+0xc6/0x1e0
[ 8884.038309][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8884.038309][T19513] 
[ 8884.040017][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8884.040017][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8884.040017][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8884.040017][T19513]      ipv6_find_idev+0x102/0x170
[ 8884.040017][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8884.040017][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8884.040017][T19513]      netlink_rcv_skb+0x130/0x360
[ 8884.040017][T19513]      netlink_unicast+0x449/0x710
[ 8884.040017][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8884.040017][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8884.040017][T19513]      ___sys_sendmsg+0xee/0x170
[ 8884.040017][T19513]      __sys_sendmsg+0xcd/0x170
[ 8884.040017][T19513]      do_syscall_64+0xc6/0x1e0
[ 8884.040017][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8884.040017][T19513] 
[ 8894.119137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8894.119553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8894.119553][T19513]      netdev_get_by_index+0x5e/0x80
[ 8894.119553][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8894.119553][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8894.119553][T19513]      ip6_route_add+0x1c/0x140
[ 8894.119553][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8894.119553][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8894.119553][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8894.119553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8894.119553][T19513]      netlink_rcv_skb+0x130/0x360
[ 8894.119553][T19513]      netlink_unicast+0x449/0x710
[ 8894.119553][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8894.119553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8894.119553][T19513]      ___sys_sendmsg+0xee/0x170
[ 8894.119553][T19513]      __sys_sendmsg+0xcd/0x170
[ 8894.119553][T19513]      do_syscall_64+0xc6/0x1e0
[ 8894.119553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8894.119553][T19513] 
[ 8894.121804][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8894.121804][T19513]      netdev_get_by_index+0x5e/0x80
[ 8894.121804][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8894.121804][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8894.121804][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8894.121804][T19513]      ipv6_add_addr+0x411/0x2000
[ 8894.121804][T19513]      inet6_addr_add+0x30e/0xa40
[ 8894.121804][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8894.121804][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8894.121804][T19513]      netlink_rcv_skb+0x130/0x360
[ 8894.121804][T19513]      netlink_unicast+0x449/0x710
[ 8894.121804][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8894.121804][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8894.121804][T19513]      ___sys_sendmsg+0xee/0x170
[ 8894.121804][T19513]      __sys_sendmsg+0xcd/0x170
[ 8894.121804][T19513]      do_syscall_64+0xc6/0x1e0
[ 8894.121804][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8894.121804][T19513] 
[ 8894.124029][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8894.124029][T19513]      netdev_get_by_index+0x5e/0x80
[ 8894.124029][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8894.124029][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8894.124029][T19513]      ip6_route_add+0x1c/0x140
[ 8894.124029][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8894.124029][T19513]      addrconf_add_dev+0xe2/0x170
[ 8894.124029][T19513]      inet6_addr_add+0x12f/0xa40
[ 8894.124029][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8894.124029][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8894.124029][T19513]      netlink_rcv_skb+0x130/0x360
[ 8894.124029][T19513]      netlink_unicast+0x449/0x710
[ 8894.124029][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8894.124029][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8894.124029][T19513]      ___sys_sendmsg+0xee/0x170
[ 8894.124029][T19513]      __sys_sendmsg+0xcd/0x170
[ 8894.124029][T19513]      do_syscall_64+0xc6/0x1e0
[ 8894.124029][T19513] 
[ 8894.126228][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8894.126228][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8894.126228][T19513]      ipv6_find_idev+0x102/0x170
[ 8894.126228][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8894.126228][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8894.126228][T19513]      netlink_rcv_skb+0x130/0x360
[ 8894.126228][T19513]      netlink_unicast+0x449/0x710
[ 8894.126228][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8894.126228][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8894.126228][T19513]      ___sys_sendmsg+0xee/0x170
[ 8894.126228][T19513]      __sys_sendmsg+0xcd/0x170
[ 8894.126228][T19513]      do_syscall_64+0xc6/0x1e0
[ 8894.126228][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8894.126228][T19513] 
[ 8894.127936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8894.127936][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8894.127936][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8894.127936][T19513]      ipv6_find_idev+0x102/0x170
[ 8894.127936][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8894.127936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8894.127936][T19513]      netlink_rcv_skb+0x130/0x360
[ 8894.127936][T19513]      netlink_unicast+0x449/0x710
[ 8894.127936][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8894.127936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8894.127936][T19513]      ___sys_sendmsg+0xee/0x170
[ 8894.127936][T19513]      __sys_sendmsg+0xcd/0x170
[ 8894.127936][T19513]      do_syscall_64+0xc6/0x1e0
[ 8894.127936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8894.127936][T19513] 
[ 8904.367124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8904.367542][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8904.367542][T19513]      netdev_get_by_index+0x5e/0x80
[ 8904.367542][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8904.367542][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8904.367542][T19513]      ip6_route_add+0x1c/0x140
[ 8904.367542][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8904.367542][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8904.367542][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8904.367542][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8904.367542][T19513]      netlink_rcv_skb+0x130/0x360
[ 8904.367542][T19513]      netlink_unicast+0x449/0x710
[ 8904.367542][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8904.367542][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8904.367542][T19513]      ___sys_sendmsg+0xee/0x170
[ 8904.367542][T19513]      __sys_sendmsg+0xcd/0x170
[ 8904.367542][T19513]      do_syscall_64+0xc6/0x1e0
[ 8904.367542][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8904.367542][T19513] 
[ 8904.369786][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8904.369786][T19513]      netdev_get_by_index+0x5e/0x80
[ 8904.369786][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8904.369786][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8904.369786][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8904.369786][T19513]      ipv6_add_addr+0x411/0x2000
[ 8904.369786][T19513]      inet6_addr_add+0x30e/0xa40
[ 8904.369786][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8904.369786][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8904.369786][T19513]      netlink_rcv_skb+0x130/0x360
[ 8904.369786][T19513]      netlink_unicast+0x449/0x710
[ 8904.369786][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8904.369786][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8904.369786][T19513]      ___sys_sendmsg+0xee/0x170
[ 8904.369786][T19513]      __sys_sendmsg+0xcd/0x170
[ 8904.369786][T19513]      do_syscall_64+0xc6/0x1e0
[ 8904.369786][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8904.369786][T19513] 
[ 8904.372008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8904.372008][T19513]      netdev_get_by_index+0x5e/0x80
[ 8904.372008][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8904.372008][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8904.372008][T19513]      ip6_route_add+0x1c/0x140
[ 8904.372008][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8904.372008][T19513]      addrconf_add_dev+0xe2/0x170
[ 8904.372008][T19513]      inet6_addr_add+0x12f/0xa40
[ 8904.372008][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8904.372008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8904.372008][T19513]      netlink_rcv_skb+0x130/0x360
[ 8904.372008][T19513]      netlink_unicast+0x449/0x710
[ 8904.372008][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8904.372008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8904.372008][T19513]      ___sys_sendmsg+0xee/0x170
[ 8904.372008][T19513]      __sys_sendmsg+0xcd/0x170
[ 8904.372008][T19513]      do_syscall_64+0xc6/0x1e0
[ 8904.372008][T19513] 
[ 8904.374193][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8904.374193][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8904.374193][T19513]      ipv6_find_idev+0x102/0x170
[ 8904.374193][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8904.374193][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8904.374193][T19513]      netlink_rcv_skb+0x130/0x360
[ 8904.374193][T19513]      netlink_unicast+0x449/0x710
[ 8904.374193][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8904.374193][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8904.374193][T19513]      ___sys_sendmsg+0xee/0x170
[ 8904.374193][T19513]      __sys_sendmsg+0xcd/0x170
[ 8904.374193][T19513]      do_syscall_64+0xc6/0x1e0
[ 8904.374193][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8904.374193][T19513] 
[ 8904.376015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8904.376015][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8904.376015][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8904.376015][T19513]      ipv6_find_idev+0x102/0x170
[ 8904.376015][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8904.376015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8904.376015][T19513]      netlink_rcv_skb+0x130/0x360
[ 8904.376015][T19513]      netlink_unicast+0x449/0x710
[ 8904.376015][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8904.376015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8904.376015][T19513]      ___sys_sendmsg+0xee/0x170
[ 8904.376015][T19513]      __sys_sendmsg+0xcd/0x170
[ 8904.376015][T19513]      do_syscall_64+0xc6/0x1e0
[ 8904.376015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8904.376015][T19513] 
[ 8914.615225][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8914.615730][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8914.615730][T19513]      netdev_get_by_index+0x5e/0x80
[ 8914.615730][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8914.615730][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8914.615730][T19513]      ip6_route_add+0x1c/0x140
[ 8914.615730][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8914.615730][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8914.615730][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8914.615730][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8914.615730][T19513]      netlink_rcv_skb+0x130/0x360
[ 8914.615730][T19513]      netlink_unicast+0x449/0x710
[ 8914.615730][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8914.615730][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8914.615730][T19513]      ___sys_sendmsg+0xee/0x170
[ 8914.615730][T19513]      __sys_sendmsg+0xcd/0x170
[ 8914.615730][T19513]      do_syscall_64+0xc6/0x1e0
[ 8914.615730][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8914.615730][T19513] 
[ 8914.617965][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8914.617965][T19513]      netdev_get_by_index+0x5e/0x80
[ 8914.617965][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8914.617965][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8914.617965][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8914.617965][T19513]      ipv6_add_addr+0x411/0x2000
[ 8914.617965][T19513]      inet6_addr_add+0x30e/0xa40
[ 8914.617965][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8914.617965][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8914.617965][T19513]      netlink_rcv_skb+0x130/0x360
[ 8914.617965][T19513]      netlink_unicast+0x449/0x710
[ 8914.617965][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8914.617965][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8914.617965][T19513]      ___sys_sendmsg+0xee/0x170
[ 8914.617965][T19513]      __sys_sendmsg+0xcd/0x170
[ 8914.617965][T19513]      do_syscall_64+0xc6/0x1e0
[ 8914.617965][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8914.617965][T19513] 
[ 8914.620181][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8914.620181][T19513]      netdev_get_by_index+0x5e/0x80
[ 8914.620181][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8914.620181][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8914.620181][T19513]      ip6_route_add+0x1c/0x140
[ 8914.620181][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8914.620181][T19513]      addrconf_add_dev+0xe2/0x170
[ 8914.620181][T19513]      inet6_addr_add+0x12f/0xa40
[ 8914.620181][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8914.620181][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8914.620181][T19513]      netlink_rcv_skb+0x130/0x360
[ 8914.620181][T19513]      netlink_unicast+0x449/0x710
[ 8914.620181][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8914.620181][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8914.620181][T19513]      ___sys_sendmsg+0xee/0x170
[ 8914.620181][T19513]      __sys_sendmsg+0xcd/0x170
[ 8914.620181][T19513]      do_syscall_64+0xc6/0x1e0
[ 8914.620181][T19513] 
[ 8914.622358][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8914.622358][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8914.622358][T19513]      ipv6_find_idev+0x102/0x170
[ 8914.622358][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8914.622358][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8914.622358][T19513]      netlink_rcv_skb+0x130/0x360
[ 8914.622358][T19513]      netlink_unicast+0x449/0x710
[ 8914.622358][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8914.622358][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8914.622358][T19513]      ___sys_sendmsg+0xee/0x170
[ 8914.622358][T19513]      __sys_sendmsg+0xcd/0x170
[ 8914.622358][T19513]      do_syscall_64+0xc6/0x1e0
[ 8914.622358][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8914.622358][T19513] 
[ 8914.624066][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8914.624066][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8914.624066][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8914.624066][T19513]      ipv6_find_idev+0x102/0x170
[ 8914.624066][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8914.624066][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8914.624066][T19513]      netlink_rcv_skb+0x130/0x360
[ 8914.624066][T19513]      netlink_unicast+0x449/0x710
[ 8914.624066][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8914.624066][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8914.624066][T19513]      ___sys_sendmsg+0xee/0x170
[ 8914.624066][T19513]      __sys_sendmsg+0xcd/0x170
[ 8914.624066][T19513]      do_syscall_64+0xc6/0x1e0
[ 8914.624066][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8914.624066][T19513] 
[ 8924.863140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8924.863620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8924.863620][T19513]      netdev_get_by_index+0x5e/0x80
[ 8924.863620][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8924.863620][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8924.863620][T19513]      ip6_route_add+0x1c/0x140
[ 8924.863620][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8924.863620][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8924.863620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8924.863620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8924.863620][T19513]      netlink_rcv_skb+0x130/0x360
[ 8924.863620][T19513]      netlink_unicast+0x449/0x710
[ 8924.863620][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8924.863620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8924.863620][T19513]      ___sys_sendmsg+0xee/0x170
[ 8924.863620][T19513]      __sys_sendmsg+0xcd/0x170
[ 8924.863620][T19513]      do_syscall_64+0xc6/0x1e0
[ 8924.863620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8924.863620][T19513] 
[ 8924.865890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8924.865890][T19513]      netdev_get_by_index+0x5e/0x80
[ 8924.865890][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8924.865890][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8924.865890][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8924.865890][T19513]      ipv6_add_addr+0x411/0x2000
[ 8924.865890][T19513]      inet6_addr_add+0x30e/0xa40
[ 8924.865890][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8924.865890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8924.865890][T19513]      netlink_rcv_skb+0x130/0x360
[ 8924.865890][T19513]      netlink_unicast+0x449/0x710
[ 8924.865890][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8924.865890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8924.865890][T19513]      ___sys_sendmsg+0xee/0x170
[ 8924.865890][T19513]      __sys_sendmsg+0xcd/0x170
[ 8924.865890][T19513]      do_syscall_64+0xc6/0x1e0
[ 8924.865890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8924.865890][T19513] 
[ 8924.868126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8924.868126][T19513]      netdev_get_by_index+0x5e/0x80
[ 8924.868126][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8924.868126][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8924.868126][T19513]      ip6_route_add+0x1c/0x140
[ 8924.868126][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8924.868126][T19513]      addrconf_add_dev+0xe2/0x170
[ 8924.868126][T19513]      inet6_addr_add+0x12f/0xa40
[ 8924.868126][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8924.868126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8924.868126][T19513]      netlink_rcv_skb+0x130/0x360
[ 8924.868126][T19513]      netlink_unicast+0x449/0x710
[ 8924.868126][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8924.868126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8924.868126][T19513]      ___sys_sendmsg+0xee/0x170
[ 8924.868126][T19513]      __sys_sendmsg+0xcd/0x170
[ 8924.868126][T19513]      do_syscall_64+0xc6/0x1e0
[ 8924.868126][T19513] 
[ 8924.870314][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8924.870314][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8924.870314][T19513]      ipv6_find_idev+0x102/0x170
[ 8924.870314][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8924.870314][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8924.870314][T19513]      netlink_rcv_skb+0x130/0x360
[ 8924.870314][T19513]      netlink_unicast+0x449/0x710
[ 8924.870314][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8924.870314][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8924.870314][T19513]      ___sys_sendmsg+0xee/0x170
[ 8924.870314][T19513]      __sys_sendmsg+0xcd/0x170
[ 8924.870314][T19513]      do_syscall_64+0xc6/0x1e0
[ 8924.870314][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8924.870314][T19513] 
[ 8924.872024][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8924.872024][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8924.872024][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8924.872024][T19513]      ipv6_find_idev+0x102/0x170
[ 8924.872024][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8924.872024][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8924.872024][T19513]      netlink_rcv_skb+0x130/0x360
[ 8924.872024][T19513]      netlink_unicast+0x449/0x710
[ 8924.872024][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8924.872024][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8924.872024][T19513]      ___sys_sendmsg+0xee/0x170
[ 8924.872024][T19513]      __sys_sendmsg+0xcd/0x170
[ 8924.872024][T19513]      do_syscall_64+0xc6/0x1e0
[ 8924.872024][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8924.872024][T19513] 
[ 8935.111125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8935.111606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8935.111606][T19513]      netdev_get_by_index+0x5e/0x80
[ 8935.111606][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8935.111606][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8935.111606][T19513]      ip6_route_add+0x1c/0x140
[ 8935.111606][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8935.111606][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8935.111606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8935.111606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8935.111606][T19513]      netlink_rcv_skb+0x130/0x360
[ 8935.111606][T19513]      netlink_unicast+0x449/0x710
[ 8935.111606][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8935.111606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8935.111606][T19513]      ___sys_sendmsg+0xee/0x170
[ 8935.111606][T19513]      __sys_sendmsg+0xcd/0x170
[ 8935.111606][T19513]      do_syscall_64+0xc6/0x1e0
[ 8935.111606][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8935.111606][T19513] 
[ 8935.113854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8935.113854][T19513]      netdev_get_by_index+0x5e/0x80
[ 8935.113854][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8935.113854][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8935.113854][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8935.113854][T19513]      ipv6_add_addr+0x411/0x2000
[ 8935.113854][T19513]      inet6_addr_add+0x30e/0xa40
[ 8935.113854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8935.113854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8935.113854][T19513]      netlink_rcv_skb+0x130/0x360
[ 8935.113854][T19513]      netlink_unicast+0x449/0x710
[ 8935.113854][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8935.113854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8935.113854][T19513]      ___sys_sendmsg+0xee/0x170
[ 8935.113854][T19513]      __sys_sendmsg+0xcd/0x170
[ 8935.113854][T19513]      do_syscall_64+0xc6/0x1e0
[ 8935.113854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8935.113854][T19513] 
[ 8935.116093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8935.116093][T19513]      netdev_get_by_index+0x5e/0x80
[ 8935.116093][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8935.116093][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8935.116093][T19513]      ip6_route_add+0x1c/0x140
[ 8935.116093][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8935.116093][T19513]      addrconf_add_dev+0xe2/0x170
[ 8935.116093][T19513]      inet6_addr_add+0x12f/0xa40
[ 8935.116093][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8935.116093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8935.116093][T19513]      netlink_rcv_skb+0x130/0x360
[ 8935.116093][T19513]      netlink_unicast+0x449/0x710
[ 8935.116093][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8935.116093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8935.116093][T19513]      ___sys_sendmsg+0xee/0x170
[ 8935.116093][T19513]      __sys_sendmsg+0xcd/0x170
[ 8935.116093][T19513]      do_syscall_64+0xc6/0x1e0
[ 8935.116093][T19513] 
[ 8935.118272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8935.118272][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8935.118272][T19513]      ipv6_find_idev+0x102/0x170
[ 8935.118272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8935.118272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8935.118272][T19513]      netlink_rcv_skb+0x130/0x360
[ 8935.118272][T19513]      netlink_unicast+0x449/0x710
[ 8935.118272][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8935.118272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8935.118272][T19513]      ___sys_sendmsg+0xee/0x170
[ 8935.118272][T19513]      __sys_sendmsg+0xcd/0x170
[ 8935.118272][T19513]      do_syscall_64+0xc6/0x1e0
[ 8935.118272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8935.118272][T19513] 
[ 8935.119974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8935.119974][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8935.119974][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8935.119974][T19513]      ipv6_find_idev+0x102/0x170
[ 8935.119974][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8935.119974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8935.119974][T19513]      netlink_rcv_skb+0x130/0x360
[ 8935.119974][T19513]      netlink_unicast+0x449/0x710
[ 8935.119974][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8935.119974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8935.119974][T19513]      ___sys_sendmsg+0xee/0x170
[ 8935.119974][T19513]      __sys_sendmsg+0xcd/0x170
[ 8935.119974][T19513]      do_syscall_64+0xc6/0x1e0
[ 8935.119974][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8935.119974][T19513] 
[ 8945.359131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8945.359605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8945.359605][T19513]      netdev_get_by_index+0x5e/0x80
[ 8945.359605][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8945.359605][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8945.359605][T19513]      ip6_route_add+0x1c/0x140
[ 8945.359605][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8945.359605][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8945.359605][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8945.359605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8945.359605][T19513]      netlink_rcv_skb+0x130/0x360
[ 8945.359605][T19513]      netlink_unicast+0x449/0x710
[ 8945.359605][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8945.359605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8945.359605][T19513]      ___sys_sendmsg+0xee/0x170
[ 8945.359605][T19513]      __sys_sendmsg+0xcd/0x170
[ 8945.359605][T19513]      do_syscall_64+0xc6/0x1e0
[ 8945.359605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8945.359605][T19513] 
[ 8945.361870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8945.361870][T19513]      netdev_get_by_index+0x5e/0x80
[ 8945.361870][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8945.361870][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8945.361870][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8945.361870][T19513]      ipv6_add_addr+0x411/0x2000
[ 8945.361870][T19513]      inet6_addr_add+0x30e/0xa40
[ 8945.361870][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8945.361870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8945.361870][T19513]      netlink_rcv_skb+0x130/0x360
[ 8945.361870][T19513]      netlink_unicast+0x449/0x710
[ 8945.361870][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8945.361870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8945.361870][T19513]      ___sys_sendmsg+0xee/0x170
[ 8945.361870][T19513]      __sys_sendmsg+0xcd/0x170
[ 8945.361870][T19513]      do_syscall_64+0xc6/0x1e0
[ 8945.361870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8945.361870][T19513] 
[ 8945.364089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8945.364089][T19513]      netdev_get_by_index+0x5e/0x80
[ 8945.364089][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8945.364089][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8945.364089][T19513]      ip6_route_add+0x1c/0x140
[ 8945.364089][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8945.364089][T19513]      addrconf_add_dev+0xe2/0x170
[ 8945.364089][T19513]      inet6_addr_add+0x12f/0xa40
[ 8945.364089][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8945.364089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8945.364089][T19513]      netlink_rcv_skb+0x130/0x360
[ 8945.364089][T19513]      netlink_unicast+0x449/0x710
[ 8945.364089][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8945.364089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8945.364089][T19513]      ___sys_sendmsg+0xee/0x170
[ 8945.364089][T19513]      __sys_sendmsg+0xcd/0x170
[ 8945.364089][T19513]      do_syscall_64+0xc6/0x1e0
[ 8945.364089][T19513] 
[ 8945.366276][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8945.366276][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8945.366276][T19513]      ipv6_find_idev+0x102/0x170
[ 8945.366276][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8945.366276][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8945.366276][T19513]      netlink_rcv_skb+0x130/0x360
[ 8945.366276][T19513]      netlink_unicast+0x449/0x710
[ 8945.366276][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8945.366276][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8945.366276][T19513]      ___sys_sendmsg+0xee/0x170
[ 8945.366276][T19513]      __sys_sendmsg+0xcd/0x170
[ 8945.366276][T19513]      do_syscall_64+0xc6/0x1e0
[ 8945.366276][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8945.366276][T19513] 
[ 8945.367981][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8945.367981][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8945.367981][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8945.367981][T19513]      ipv6_find_idev+0x102/0x170
[ 8945.367981][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8945.367981][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8945.367981][T19513]      netlink_rcv_skb+0x130/0x360
[ 8945.367981][T19513]      netlink_unicast+0x449/0x710
[ 8945.367981][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8945.367981][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8945.367981][T19513]      ___sys_sendmsg+0xee/0x170
[ 8945.367981][T19513]      __sys_sendmsg+0xcd/0x170
[ 8945.367981][T19513]      do_syscall_64+0xc6/0x1e0
[ 8945.367981][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8945.367981][T19513] 
[ 8955.607115][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8955.607574][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8955.607574][T19513]      netdev_get_by_index+0x5e/0x80
[ 8955.607574][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8955.607574][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8955.607574][T19513]      ip6_route_add+0x1c/0x140
[ 8955.607574][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8955.607574][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8955.607574][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8955.607574][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8955.607574][T19513]      netlink_rcv_skb+0x130/0x360
[ 8955.607574][T19513]      netlink_unicast+0x449/0x710
[ 8955.607574][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8955.607574][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8955.607574][T19513]      ___sys_sendmsg+0xee/0x170
[ 8955.607574][T19513]      __sys_sendmsg+0xcd/0x170
[ 8955.607574][T19513]      do_syscall_64+0xc6/0x1e0
[ 8955.607574][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8955.607574][T19513] 
[ 8955.609795][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8955.609795][T19513]      netdev_get_by_index+0x5e/0x80
[ 8955.609795][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8955.609795][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8955.609795][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8955.609795][T19513]      ipv6_add_addr+0x411/0x2000
[ 8955.609795][T19513]      inet6_addr_add+0x30e/0xa40
[ 8955.609795][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8955.609795][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8955.609795][T19513]      netlink_rcv_skb+0x130/0x360
[ 8955.609795][T19513]      netlink_unicast+0x449/0x710
[ 8955.609795][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8955.609795][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8955.609795][T19513]      ___sys_sendmsg+0xee/0x170
[ 8955.609795][T19513]      __sys_sendmsg+0xcd/0x170
[ 8955.609795][T19513]      do_syscall_64+0xc6/0x1e0
[ 8955.609795][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8955.609795][T19513] 
[ 8955.611990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8955.611990][T19513]      netdev_get_by_index+0x5e/0x80
[ 8955.611990][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8955.611990][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8955.611990][T19513]      ip6_route_add+0x1c/0x140
[ 8955.611990][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8955.611990][T19513]      addrconf_add_dev+0xe2/0x170
[ 8955.611990][T19513]      inet6_addr_add+0x12f/0xa40
[ 8955.611990][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8955.611990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8955.611990][T19513]      netlink_rcv_skb+0x130/0x360
[ 8955.611990][T19513]      netlink_unicast+0x449/0x710
[ 8955.611990][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8955.611990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8955.611990][T19513]      ___sys_sendmsg+0xee/0x170
[ 8955.611990][T19513]      __sys_sendmsg+0xcd/0x170
[ 8955.611990][T19513]      do_syscall_64+0xc6/0x1e0
[ 8955.611990][T19513] 
[ 8955.614679][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8955.614679][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8955.614679][T19513]      ipv6_find_idev+0x102/0x170
[ 8955.614679][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8955.614679][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8955.614679][T19513]      netlink_rcv_skb+0x130/0x360
[ 8955.614679][T19513]      netlink_unicast+0x449/0x710
[ 8955.614679][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8955.614679][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8955.614679][T19513]      ___sys_sendmsg+0xee/0x170
[ 8955.614679][T19513]      __sys_sendmsg+0xcd/0x170
[ 8955.614679][T19513]      do_syscall_64+0xc6/0x1e0
[ 8955.614679][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8955.614679][T19513] 
[ 8955.616399][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8955.616399][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8955.616399][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8955.616399][T19513]      ipv6_find_idev+0x102/0x170
[ 8955.616399][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8955.616399][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8955.616399][T19513]      netlink_rcv_skb+0x130/0x360
[ 8955.616399][T19513]      netlink_unicast+0x449/0x710
[ 8955.616399][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8955.616399][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8955.616399][T19513]      ___sys_sendmsg+0xee/0x170
[ 8955.616399][T19513]      __sys_sendmsg+0xcd/0x170
[ 8955.616399][T19513]      do_syscall_64+0xc6/0x1e0
[ 8955.616399][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8955.616399][T19513] 
[ 8965.855132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8965.855656][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8965.855656][T19513]      netdev_get_by_index+0x5e/0x80
[ 8965.855656][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8965.855656][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8965.855656][T19513]      ip6_route_add+0x1c/0x140
[ 8965.855656][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8965.855656][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8965.855656][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8965.855656][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8965.855656][T19513]      netlink_rcv_skb+0x130/0x360
[ 8965.855656][T19513]      netlink_unicast+0x449/0x710
[ 8965.855656][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8965.855656][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8965.855656][T19513]      ___sys_sendmsg+0xee/0x170
[ 8965.855656][T19513]      __sys_sendmsg+0xcd/0x170
[ 8965.855656][T19513]      do_syscall_64+0xc6/0x1e0
[ 8965.855656][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8965.855656][T19513] 
[ 8965.859300][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8965.859300][T19513]      netdev_get_by_index+0x5e/0x80
[ 8965.859300][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8965.859300][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8965.859300][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8965.859300][T19513]      ipv6_add_addr+0x411/0x2000
[ 8965.859300][T19513]      inet6_addr_add+0x30e/0xa40
[ 8965.859300][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8965.859300][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8965.859300][T19513]      netlink_rcv_skb+0x130/0x360
[ 8965.859300][T19513]      netlink_unicast+0x449/0x710
[ 8965.859300][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8965.859300][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8965.859300][T19513]      ___sys_sendmsg+0xee/0x170
[ 8965.859300][T19513]      __sys_sendmsg+0xcd/0x170
[ 8965.859300][T19513]      do_syscall_64+0xc6/0x1e0
[ 8965.859300][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8965.859300][T19513] 
[ 8965.863502][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8965.863502][T19513]      netdev_get_by_index+0x5e/0x80
[ 8965.863502][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8965.863502][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8965.863502][T19513]      ip6_route_add+0x1c/0x140
[ 8965.863502][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8965.863502][T19513]      addrconf_add_dev+0xe2/0x170
[ 8965.863502][T19513]      inet6_addr_add+0x12f/0xa40
[ 8965.863502][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8965.863502][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8965.863502][T19513]      netlink_rcv_skb+0x130/0x360
[ 8965.863502][T19513]      netlink_unicast+0x449/0x710
[ 8965.863502][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8965.863502][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8965.863502][T19513]      ___sys_sendmsg+0xee/0x170
[ 8965.863502][T19513]      __sys_sendmsg+0xcd/0x170
[ 8965.863502][T19513]      do_syscall_64+0xc6/0x1e0
[ 8965.863502][T19513] 
[ 8965.867089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8965.867089][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8965.867089][T19513]      ipv6_find_idev+0x102/0x170
[ 8965.867089][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8965.867089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8965.867089][T19513]      netlink_rcv_skb+0x130/0x360
[ 8965.867089][T19513]      netlink_unicast+0x449/0x710
[ 8965.867089][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8965.867089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8965.867089][T19513]      ___sys_sendmsg+0xee/0x170
[ 8965.867089][T19513]      __sys_sendmsg+0xcd/0x170
[ 8965.867089][T19513]      do_syscall_64+0xc6/0x1e0
[ 8965.867089][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8965.867089][T19513] 
[ 8965.870251][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8965.870251][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8965.870251][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8965.870251][T19513]      ipv6_find_idev+0x102/0x170
[ 8965.870251][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8965.870251][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8965.870251][T19513]      netlink_rcv_skb+0x130/0x360
[ 8965.870251][T19513]      netlink_unicast+0x449/0x710
[ 8965.870251][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8965.870251][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8965.870251][T19513]      ___sys_sendmsg+0xee/0x170
[ 8965.870251][T19513]      __sys_sendmsg+0xcd/0x170
[ 8965.870251][T19513]      do_syscall_64+0xc6/0x1e0
[ 8965.870251][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8965.870251][T19513] 
[ 8976.119137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8976.119655][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8976.119655][T19513]      netdev_get_by_index+0x5e/0x80
[ 8976.119655][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8976.119655][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8976.119655][T19513]      ip6_route_add+0x1c/0x140
[ 8976.119655][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8976.119655][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8976.119655][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8976.119655][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8976.119655][T19513]      netlink_rcv_skb+0x130/0x360
[ 8976.119655][T19513]      netlink_unicast+0x449/0x710
[ 8976.119655][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8976.119655][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8976.119655][T19513]      ___sys_sendmsg+0xee/0x170
[ 8976.119655][T19513]      __sys_sendmsg+0xcd/0x170
[ 8976.119655][T19513]      do_syscall_64+0xc6/0x1e0
[ 8976.119655][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8976.119655][T19513] 
[ 8976.123303][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8976.123303][T19513]      netdev_get_by_index+0x5e/0x80
[ 8976.123303][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8976.123303][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8976.123303][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8976.123303][T19513]      ipv6_add_addr+0x411/0x2000
[ 8976.123303][T19513]      inet6_addr_add+0x30e/0xa40
[ 8976.123303][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8976.123303][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8976.123303][T19513]      netlink_rcv_skb+0x130/0x360
[ 8976.123303][T19513]      netlink_unicast+0x449/0x710
[ 8976.123303][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8976.123303][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8976.123303][T19513]      ___sys_sendmsg+0xee/0x170
[ 8976.123303][T19513]      __sys_sendmsg+0xcd/0x170
[ 8976.123303][T19513]      do_syscall_64+0xc6/0x1e0
[ 8976.123303][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8976.123303][T19513] 
[ 8976.126359][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8976.126359][T19513]      netdev_get_by_index+0x5e/0x80
[ 8976.126359][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8976.126359][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8976.126359][T19513]      ip6_route_add+0x1c/0x140
[ 8976.126359][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8976.126359][T19513]      addrconf_add_dev+0xe2/0x170
[ 8976.126359][T19513]      inet6_addr_add+0x12f/0xa40
[ 8976.126359][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8976.126359][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8976.126359][T19513]      netlink_rcv_skb+0x130/0x360
[ 8976.126359][T19513]      netlink_unicast+0x449/0x710
[ 8976.126359][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8976.126359][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8976.126359][T19513]      ___sys_sendmsg+0xee/0x170
[ 8976.126359][T19513]      __sys_sendmsg+0xcd/0x170
[ 8976.126359][T19513]      do_syscall_64+0xc6/0x1e0
[ 8976.126359][T19513] 
[ 8976.128513][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8976.128513][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8976.128513][T19513]      ipv6_find_idev+0x102/0x170
[ 8976.128513][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8976.128513][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8976.128513][T19513]      netlink_rcv_skb+0x130/0x360
[ 8976.128513][T19513]      netlink_unicast+0x449/0x710
[ 8976.128513][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8976.128513][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8976.128513][T19513]      ___sys_sendmsg+0xee/0x170
[ 8976.128513][T19513]      __sys_sendmsg+0xcd/0x170
[ 8976.128513][T19513]      do_syscall_64+0xc6/0x1e0
[ 8976.128513][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8976.128513][T19513] 
[ 8976.130199][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8976.130199][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8976.130199][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8976.130199][T19513]      ipv6_find_idev+0x102/0x170
[ 8976.130199][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8976.130199][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8976.130199][T19513]      netlink_rcv_skb+0x130/0x360
[ 8976.130199][T19513]      netlink_unicast+0x449/0x710
[ 8976.130199][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8976.130199][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8976.130199][T19513]      ___sys_sendmsg+0xee/0x170
[ 8976.130199][T19513]      __sys_sendmsg+0xcd/0x170
[ 8976.130199][T19513]      do_syscall_64+0xc6/0x1e0
[ 8976.130199][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8976.130199][T19513] 
[ 8986.375117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8986.375575][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8986.375575][T19513]      netdev_get_by_index+0x5e/0x80
[ 8986.375575][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8986.375575][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8986.375575][T19513]      ip6_route_add+0x1c/0x140
[ 8986.375575][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8986.375575][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8986.375575][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8986.375575][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8986.375575][T19513]      netlink_rcv_skb+0x130/0x360
[ 8986.375575][T19513]      netlink_unicast+0x449/0x710
[ 8986.375575][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8986.375575][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8986.375575][T19513]      ___sys_sendmsg+0xee/0x170
[ 8986.375575][T19513]      __sys_sendmsg+0xcd/0x170
[ 8986.375575][T19513]      do_syscall_64+0xc6/0x1e0
[ 8986.375575][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8986.375575][T19513] 
[ 8986.377805][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8986.377805][T19513]      netdev_get_by_index+0x5e/0x80
[ 8986.377805][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8986.377805][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8986.377805][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8986.377805][T19513]      ipv6_add_addr+0x411/0x2000
[ 8986.377805][T19513]      inet6_addr_add+0x30e/0xa40
[ 8986.377805][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8986.377805][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8986.377805][T19513]      netlink_rcv_skb+0x130/0x360
[ 8986.377805][T19513]      netlink_unicast+0x449/0x710
[ 8986.377805][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8986.377805][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8986.377805][T19513]      ___sys_sendmsg+0xee/0x170
[ 8986.377805][T19513]      __sys_sendmsg+0xcd/0x170
[ 8986.377805][T19513]      do_syscall_64+0xc6/0x1e0
[ 8986.377805][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8986.377805][T19513] 
[ 8986.380007][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8986.380007][T19513]      netdev_get_by_index+0x5e/0x80
[ 8986.380007][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8986.380007][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8986.380007][T19513]      ip6_route_add+0x1c/0x140
[ 8986.380007][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8986.380007][T19513]      addrconf_add_dev+0xe2/0x170
[ 8986.380007][T19513]      inet6_addr_add+0x12f/0xa40
[ 8986.380007][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8986.380007][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8986.380007][T19513]      netlink_rcv_skb+0x130/0x360
[ 8986.380007][T19513]      netlink_unicast+0x449/0x710
[ 8986.380007][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8986.380007][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8986.380007][T19513]      ___sys_sendmsg+0xee/0x170
[ 8986.380007][T19513]      __sys_sendmsg+0xcd/0x170
[ 8986.380007][T19513]      do_syscall_64+0xc6/0x1e0
[ 8986.380007][T19513] 
[ 8986.382174][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8986.382174][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8986.382174][T19513]      ipv6_find_idev+0x102/0x170
[ 8986.382174][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8986.382174][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8986.382174][T19513]      netlink_rcv_skb+0x130/0x360
[ 8986.382174][T19513]      netlink_unicast+0x449/0x710
[ 8986.382174][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8986.382174][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8986.382174][T19513]      ___sys_sendmsg+0xee/0x170
[ 8986.382174][T19513]      __sys_sendmsg+0xcd/0x170
[ 8986.382174][T19513]      do_syscall_64+0xc6/0x1e0
[ 8986.382174][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8986.382174][T19513] 
[ 8986.383868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8986.383868][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8986.383868][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8986.383868][T19513]      ipv6_find_idev+0x102/0x170
[ 8986.383868][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8986.383868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8986.383868][T19513]      netlink_rcv_skb+0x130/0x360
[ 8986.383868][T19513]      netlink_unicast+0x449/0x710
[ 8986.383868][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8986.383868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8986.383868][T19513]      ___sys_sendmsg+0xee/0x170
[ 8986.383868][T19513]      __sys_sendmsg+0xcd/0x170
[ 8986.383868][T19513]      do_syscall_64+0xc6/0x1e0
[ 8986.383868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8986.383868][T19513] 
[ 8996.623118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 8996.623578][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8996.623578][T19513]      netdev_get_by_index+0x5e/0x80
[ 8996.623578][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8996.623578][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8996.623578][T19513]      ip6_route_add+0x1c/0x140
[ 8996.623578][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 8996.623578][T19513]      inet6_addr_add+0x4f8/0xa40
[ 8996.623578][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8996.623578][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8996.623578][T19513]      netlink_rcv_skb+0x130/0x360
[ 8996.623578][T19513]      netlink_unicast+0x449/0x710
[ 8996.623578][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8996.623578][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8996.623578][T19513]      ___sys_sendmsg+0xee/0x170
[ 8996.623578][T19513]      __sys_sendmsg+0xcd/0x170
[ 8996.623578][T19513]      do_syscall_64+0xc6/0x1e0
[ 8996.623578][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8996.623578][T19513] 
[ 8996.625821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8996.625821][T19513]      netdev_get_by_index+0x5e/0x80
[ 8996.625821][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8996.625821][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8996.625821][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 8996.625821][T19513]      ipv6_add_addr+0x411/0x2000
[ 8996.625821][T19513]      inet6_addr_add+0x30e/0xa40
[ 8996.625821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8996.625821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8996.625821][T19513]      netlink_rcv_skb+0x130/0x360
[ 8996.625821][T19513]      netlink_unicast+0x449/0x710
[ 8996.625821][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8996.625821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8996.625821][T19513]      ___sys_sendmsg+0xee/0x170
[ 8996.625821][T19513]      __sys_sendmsg+0xcd/0x170
[ 8996.625821][T19513]      do_syscall_64+0xc6/0x1e0
[ 8996.625821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8996.625821][T19513] 
[ 8996.628052][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8996.628052][T19513]      netdev_get_by_index+0x5e/0x80
[ 8996.628052][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 8996.628052][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 8996.628052][T19513]      ip6_route_add+0x1c/0x140
[ 8996.628052][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 8996.628052][T19513]      addrconf_add_dev+0xe2/0x170
[ 8996.628052][T19513]      inet6_addr_add+0x12f/0xa40
[ 8996.628052][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 8996.628052][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8996.628052][T19513]      netlink_rcv_skb+0x130/0x360
[ 8996.628052][T19513]      netlink_unicast+0x449/0x710
[ 8996.628052][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8996.628052][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8996.628052][T19513]      ___sys_sendmsg+0xee/0x170
[ 8996.628052][T19513]      __sys_sendmsg+0xcd/0x170
[ 8996.628052][T19513]      do_syscall_64+0xc6/0x1e0
[ 8996.628052][T19513] 
[ 8996.630211][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8996.630211][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 8996.630211][T19513]      ipv6_find_idev+0x102/0x170
[ 8996.630211][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8996.630211][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8996.630211][T19513]      netlink_rcv_skb+0x130/0x360
[ 8996.630211][T19513]      netlink_unicast+0x449/0x710
[ 8996.630211][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8996.630211][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8996.630211][T19513]      ___sys_sendmsg+0xee/0x170
[ 8996.630211][T19513]      __sys_sendmsg+0xcd/0x170
[ 8996.630211][T19513]      do_syscall_64+0xc6/0x1e0
[ 8996.630211][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8996.630211][T19513] 
[ 8996.631896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 8996.631896][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 8996.631896][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 8996.631896][T19513]      ipv6_find_idev+0x102/0x170
[ 8996.631896][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 8996.631896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 8996.631896][T19513]      netlink_rcv_skb+0x130/0x360
[ 8996.631896][T19513]      netlink_unicast+0x449/0x710
[ 8996.631896][T19513]      netlink_sendmsg+0x723/0xbe0
[ 8996.631896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 8996.631896][T19513]      ___sys_sendmsg+0xee/0x170
[ 8996.631896][T19513]      __sys_sendmsg+0xcd/0x170
[ 8996.631896][T19513]      do_syscall_64+0xc6/0x1e0
[ 8996.631896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 8996.631896][T19513] 
[ 9006.871122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9006.871571][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9006.871571][T19513]      netdev_get_by_index+0x5e/0x80
[ 9006.871571][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9006.871571][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9006.871571][T19513]      ip6_route_add+0x1c/0x140
[ 9006.871571][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9006.871571][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9006.871571][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9006.871571][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9006.871571][T19513]      netlink_rcv_skb+0x130/0x360
[ 9006.871571][T19513]      netlink_unicast+0x449/0x710
[ 9006.871571][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9006.871571][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9006.871571][T19513]      ___sys_sendmsg+0xee/0x170
[ 9006.871571][T19513]      __sys_sendmsg+0xcd/0x170
[ 9006.871571][T19513]      do_syscall_64+0xc6/0x1e0
[ 9006.871571][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9006.871571][T19513] 
[ 9006.873811][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9006.873811][T19513]      netdev_get_by_index+0x5e/0x80
[ 9006.873811][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9006.873811][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9006.873811][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9006.873811][T19513]      ipv6_add_addr+0x411/0x2000
[ 9006.873811][T19513]      inet6_addr_add+0x30e/0xa40
[ 9006.873811][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9006.873811][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9006.873811][T19513]      netlink_rcv_skb+0x130/0x360
[ 9006.873811][T19513]      netlink_unicast+0x449/0x710
[ 9006.873811][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9006.873811][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9006.873811][T19513]      ___sys_sendmsg+0xee/0x170
[ 9006.873811][T19513]      __sys_sendmsg+0xcd/0x170
[ 9006.873811][T19513]      do_syscall_64+0xc6/0x1e0
[ 9006.873811][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9006.873811][T19513] 
[ 9006.876026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9006.876026][T19513]      netdev_get_by_index+0x5e/0x80
[ 9006.876026][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9006.876026][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9006.876026][T19513]      ip6_route_add+0x1c/0x140
[ 9006.876026][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9006.876026][T19513]      addrconf_add_dev+0xe2/0x170
[ 9006.876026][T19513]      inet6_addr_add+0x12f/0xa40
[ 9006.876026][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9006.876026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9006.876026][T19513]      netlink_rcv_skb+0x130/0x360
[ 9006.876026][T19513]      netlink_unicast+0x449/0x710
[ 9006.876026][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9006.876026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9006.876026][T19513]      ___sys_sendmsg+0xee/0x170
[ 9006.876026][T19513]      __sys_sendmsg+0xcd/0x170
[ 9006.876026][T19513]      do_syscall_64+0xc6/0x1e0
[ 9006.876026][T19513] 
[ 9006.878182][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9006.878182][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9006.878182][T19513]      ipv6_find_idev+0x102/0x170
[ 9006.878182][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9006.878182][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9006.878182][T19513]      netlink_rcv_skb+0x130/0x360
[ 9006.878182][T19513]      netlink_unicast+0x449/0x710
[ 9006.878182][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9006.878182][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9006.878182][T19513]      ___sys_sendmsg+0xee/0x170
[ 9006.878182][T19513]      __sys_sendmsg+0xcd/0x170
[ 9006.878182][T19513]      do_syscall_64+0xc6/0x1e0
[ 9006.878182][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9006.878182][T19513] 
[ 9006.879869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9006.879869][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9006.879869][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9006.879869][T19513]      ipv6_find_idev+0x102/0x170
[ 9006.879869][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9006.879869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9006.879869][T19513]      netlink_rcv_skb+0x130/0x360
[ 9006.879869][T19513]      netlink_unicast+0x449/0x710
[ 9006.879869][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9006.879869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9006.879869][T19513]      ___sys_sendmsg+0xee/0x170
[ 9006.879869][T19513]      __sys_sendmsg+0xcd/0x170
[ 9006.879869][T19513]      do_syscall_64+0xc6/0x1e0
[ 9006.879869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9006.879869][T19513] 
[ 9017.119132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9017.119585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9017.119585][T19513]      netdev_get_by_index+0x5e/0x80
[ 9017.119585][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9017.119585][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9017.119585][T19513]      ip6_route_add+0x1c/0x140
[ 9017.119585][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9017.119585][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9017.119585][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9017.119585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9017.119585][T19513]      netlink_rcv_skb+0x130/0x360
[ 9017.119585][T19513]      netlink_unicast+0x449/0x710
[ 9017.119585][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9017.119585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9017.119585][T19513]      ___sys_sendmsg+0xee/0x170
[ 9017.119585][T19513]      __sys_sendmsg+0xcd/0x170
[ 9017.119585][T19513]      do_syscall_64+0xc6/0x1e0
[ 9017.119585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9017.119585][T19513] 
[ 9017.121814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9017.121814][T19513]      netdev_get_by_index+0x5e/0x80
[ 9017.121814][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9017.121814][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9017.121814][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9017.121814][T19513]      ipv6_add_addr+0x411/0x2000
[ 9017.121814][T19513]      inet6_addr_add+0x30e/0xa40
[ 9017.121814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9017.121814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9017.121814][T19513]      netlink_rcv_skb+0x130/0x360
[ 9017.121814][T19513]      netlink_unicast+0x449/0x710
[ 9017.121814][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9017.121814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9017.121814][T19513]      ___sys_sendmsg+0xee/0x170
[ 9017.121814][T19513]      __sys_sendmsg+0xcd/0x170
[ 9017.121814][T19513]      do_syscall_64+0xc6/0x1e0
[ 9017.121814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9017.121814][T19513] 
[ 9017.124017][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9017.124017][T19513]      netdev_get_by_index+0x5e/0x80
[ 9017.124017][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9017.124017][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9017.124017][T19513]      ip6_route_add+0x1c/0x140
[ 9017.124017][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9017.124017][T19513]      addrconf_add_dev+0xe2/0x170
[ 9017.124017][T19513]      inet6_addr_add+0x12f/0xa40
[ 9017.124017][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9017.124017][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9017.124017][T19513]      netlink_rcv_skb+0x130/0x360
[ 9017.124017][T19513]      netlink_unicast+0x449/0x710
[ 9017.124017][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9017.124017][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9017.124017][T19513]      ___sys_sendmsg+0xee/0x170
[ 9017.124017][T19513]      __sys_sendmsg+0xcd/0x170
[ 9017.124017][T19513]      do_syscall_64+0xc6/0x1e0
[ 9017.124017][T19513] 
[ 9017.126220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9017.126220][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9017.126220][T19513]      ipv6_find_idev+0x102/0x170
[ 9017.126220][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9017.126220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9017.126220][T19513]      netlink_rcv_skb+0x130/0x360
[ 9017.126220][T19513]      netlink_unicast+0x449/0x710
[ 9017.126220][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9017.126220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9017.126220][T19513]      ___sys_sendmsg+0xee/0x170
[ 9017.126220][T19513]      __sys_sendmsg+0xcd/0x170
[ 9017.126220][T19513]      do_syscall_64+0xc6/0x1e0
[ 9017.126220][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9017.126220][T19513] 
[ 9017.127927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9017.127927][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9017.127927][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9017.127927][T19513]      ipv6_find_idev+0x102/0x170
[ 9017.127927][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9017.127927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9017.127927][T19513]      netlink_rcv_skb+0x130/0x360
[ 9017.127927][T19513]      netlink_unicast+0x449/0x710
[ 9017.127927][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9017.127927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9017.127927][T19513]      ___sys_sendmsg+0xee/0x170
[ 9017.127927][T19513]      __sys_sendmsg+0xcd/0x170
[ 9017.127927][T19513]      do_syscall_64+0xc6/0x1e0
[ 9017.127927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9017.127927][T19513] 
[ 9027.263122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9027.263625][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9027.263625][T19513]      netdev_get_by_index+0x5e/0x80
[ 9027.263625][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9027.263625][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9027.263625][T19513]      ip6_route_add+0x1c/0x140
[ 9027.263625][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9027.263625][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9027.263625][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9027.263625][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9027.263625][T19513]      netlink_rcv_skb+0x130/0x360
[ 9027.263625][T19513]      netlink_unicast+0x449/0x710
[ 9027.263625][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9027.263625][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9027.263625][T19513]      ___sys_sendmsg+0xee/0x170
[ 9027.263625][T19513]      __sys_sendmsg+0xcd/0x170
[ 9027.263625][T19513]      do_syscall_64+0xc6/0x1e0
[ 9027.263625][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9027.263625][T19513] 
[ 9027.265899][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9027.265899][T19513]      netdev_get_by_index+0x5e/0x80
[ 9027.265899][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9027.265899][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9027.265899][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9027.265899][T19513]      ipv6_add_addr+0x411/0x2000
[ 9027.265899][T19513]      inet6_addr_add+0x30e/0xa40
[ 9027.265899][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9027.265899][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9027.265899][T19513]      netlink_rcv_skb+0x130/0x360
[ 9027.265899][T19513]      netlink_unicast+0x449/0x710
[ 9027.265899][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9027.265899][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9027.265899][T19513]      ___sys_sendmsg+0xee/0x170
[ 9027.265899][T19513]      __sys_sendmsg+0xcd/0x170
[ 9027.265899][T19513]      do_syscall_64+0xc6/0x1e0
[ 9027.265899][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9027.265899][T19513] 
[ 9027.268132][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9027.268132][T19513]      netdev_get_by_index+0x5e/0x80
[ 9027.268132][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9027.268132][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9027.268132][T19513]      ip6_route_add+0x1c/0x140
[ 9027.268132][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9027.268132][T19513]      addrconf_add_dev+0xe2/0x170
[ 9027.268132][T19513]      inet6_addr_add+0x12f/0xa40
[ 9027.268132][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9027.268132][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9027.268132][T19513]      netlink_rcv_skb+0x130/0x360
[ 9027.268132][T19513]      netlink_unicast+0x449/0x710
[ 9027.268132][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9027.268132][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9027.268132][T19513]      ___sys_sendmsg+0xee/0x170
[ 9027.268132][T19513]      __sys_sendmsg+0xcd/0x170
[ 9027.268132][T19513]      do_syscall_64+0xc6/0x1e0
[ 9027.268132][T19513] 
[ 9027.270320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9027.270320][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9027.270320][T19513]      ipv6_find_idev+0x102/0x170
[ 9027.270320][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9027.270320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9027.270320][T19513]      netlink_rcv_skb+0x130/0x360
[ 9027.270320][T19513]      netlink_unicast+0x449/0x710
[ 9027.270320][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9027.270320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9027.270320][T19513]      ___sys_sendmsg+0xee/0x170
[ 9027.270320][T19513]      __sys_sendmsg+0xcd/0x170
[ 9027.270320][T19513]      do_syscall_64+0xc6/0x1e0
[ 9027.270320][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9027.270320][T19513] 
[ 9027.272050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9027.272050][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9027.272050][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9027.272050][T19513]      ipv6_find_idev+0x102/0x170
[ 9027.272050][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9027.272050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9027.272050][T19513]      netlink_rcv_skb+0x130/0x360
[ 9027.272050][T19513]      netlink_unicast+0x449/0x710
[ 9027.272050][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9027.272050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9027.272050][T19513]      ___sys_sendmsg+0xee/0x170
[ 9027.272050][T19513]      __sys_sendmsg+0xcd/0x170
[ 9027.272050][T19513]      do_syscall_64+0xc6/0x1e0
[ 9027.272050][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9027.272050][T19513] 
[ 9037.527119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9037.527611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9037.527611][T19513]      netdev_get_by_index+0x5e/0x80
[ 9037.527611][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9037.527611][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9037.527611][T19513]      ip6_route_add+0x1c/0x140
[ 9037.527611][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9037.527611][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9037.527611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9037.527611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9037.527611][T19513]      netlink_rcv_skb+0x130/0x360
[ 9037.527611][T19513]      netlink_unicast+0x449/0x710
[ 9037.527611][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9037.527611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9037.527611][T19513]      ___sys_sendmsg+0xee/0x170
[ 9037.527611][T19513]      __sys_sendmsg+0xcd/0x170
[ 9037.527611][T19513]      do_syscall_64+0xc6/0x1e0
[ 9037.527611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9037.527611][T19513] 
[ 9037.530399][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9037.530399][T19513]      netdev_get_by_index+0x5e/0x80
[ 9037.530399][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9037.530399][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9037.530399][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9037.530399][T19513]      ipv6_add_addr+0x411/0x2000
[ 9037.530399][T19513]      inet6_addr_add+0x30e/0xa40
[ 9037.530399][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9037.530399][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9037.530399][T19513]      netlink_rcv_skb+0x130/0x360
[ 9037.530399][T19513]      netlink_unicast+0x449/0x710
[ 9037.530399][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9037.530399][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9037.530399][T19513]      ___sys_sendmsg+0xee/0x170
[ 9037.530399][T19513]      __sys_sendmsg+0xcd/0x170
[ 9037.530399][T19513]      do_syscall_64+0xc6/0x1e0
[ 9037.530399][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9037.530399][T19513] 
[ 9037.532629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9037.532629][T19513]      netdev_get_by_index+0x5e/0x80
[ 9037.532629][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9037.532629][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9037.532629][T19513]      ip6_route_add+0x1c/0x140
[ 9037.532629][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9037.532629][T19513]      addrconf_add_dev+0xe2/0x170
[ 9037.532629][T19513]      inet6_addr_add+0x12f/0xa40
[ 9037.532629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9037.532629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9037.532629][T19513]      netlink_rcv_skb+0x130/0x360
[ 9037.532629][T19513]      netlink_unicast+0x449/0x710
[ 9037.532629][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9037.532629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9037.532629][T19513]      ___sys_sendmsg+0xee/0x170
[ 9037.532629][T19513]      __sys_sendmsg+0xcd/0x170
[ 9037.532629][T19513]      do_syscall_64+0xc6/0x1e0
[ 9037.532629][T19513] 
[ 9037.534817][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9037.534817][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9037.534817][T19513]      ipv6_find_idev+0x102/0x170
[ 9037.534817][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9037.534817][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9037.534817][T19513]      netlink_rcv_skb+0x130/0x360
[ 9037.534817][T19513]      netlink_unicast+0x449/0x710
[ 9037.534817][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9037.534817][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9037.534817][T19513]      ___sys_sendmsg+0xee/0x170
[ 9037.534817][T19513]      __sys_sendmsg+0xcd/0x170
[ 9037.534817][T19513]      do_syscall_64+0xc6/0x1e0
[ 9037.534817][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9037.534817][T19513] 
[ 9037.536535][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9037.536535][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9037.536535][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9037.536535][T19513]      ipv6_find_idev+0x102/0x170
[ 9037.536535][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9037.536535][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9037.536535][T19513]      netlink_rcv_skb+0x130/0x360
[ 9037.536535][T19513]      netlink_unicast+0x449/0x710
[ 9037.536535][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9037.536535][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9037.536535][T19513]      ___sys_sendmsg+0xee/0x170
[ 9037.536535][T19513]      __sys_sendmsg+0xcd/0x170
[ 9037.536535][T19513]      do_syscall_64+0xc6/0x1e0
[ 9037.536535][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9037.536535][T19513] 
[ 9047.703119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9047.703536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9047.703536][T19513]      netdev_get_by_index+0x5e/0x80
[ 9047.703536][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9047.703536][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9047.703536][T19513]      ip6_route_add+0x1c/0x140
[ 9047.703536][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9047.703536][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9047.703536][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9047.703536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9047.703536][T19513]      netlink_rcv_skb+0x130/0x360
[ 9047.703536][T19513]      netlink_unicast+0x449/0x710
[ 9047.703536][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9047.703536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9047.703536][T19513]      ___sys_sendmsg+0xee/0x170
[ 9047.703536][T19513]      __sys_sendmsg+0xcd/0x170
[ 9047.703536][T19513]      do_syscall_64+0xc6/0x1e0
[ 9047.703536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9047.703536][T19513] 
[ 9047.705786][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9047.705786][T19513]      netdev_get_by_index+0x5e/0x80
[ 9047.705786][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9047.705786][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9047.705786][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9047.705786][T19513]      ipv6_add_addr+0x411/0x2000
[ 9047.705786][T19513]      inet6_addr_add+0x30e/0xa40
[ 9047.705786][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9047.705786][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9047.705786][T19513]      netlink_rcv_skb+0x130/0x360
[ 9047.705786][T19513]      netlink_unicast+0x449/0x710
[ 9047.705786][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9047.705786][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9047.705786][T19513]      ___sys_sendmsg+0xee/0x170
[ 9047.705786][T19513]      __sys_sendmsg+0xcd/0x170
[ 9047.705786][T19513]      do_syscall_64+0xc6/0x1e0
[ 9047.705786][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9047.705786][T19513] 
[ 9047.708020][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9047.708020][T19513]      netdev_get_by_index+0x5e/0x80
[ 9047.708020][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9047.708020][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9047.708020][T19513]      ip6_route_add+0x1c/0x140
[ 9047.708020][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9047.708020][T19513]      addrconf_add_dev+0xe2/0x170
[ 9047.708020][T19513]      inet6_addr_add+0x12f/0xa40
[ 9047.708020][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9047.708020][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9047.708020][T19513]      netlink_rcv_skb+0x130/0x360
[ 9047.708020][T19513]      netlink_unicast+0x449/0x710
[ 9047.708020][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9047.708020][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9047.708020][T19513]      ___sys_sendmsg+0xee/0x170
[ 9047.708020][T19513]      __sys_sendmsg+0xcd/0x170
[ 9047.708020][T19513]      do_syscall_64+0xc6/0x1e0
[ 9047.708020][T19513] 
[ 9047.710211][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9047.710211][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9047.710211][T19513]      ipv6_find_idev+0x102/0x170
[ 9047.710211][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9047.710211][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9047.710211][T19513]      netlink_rcv_skb+0x130/0x360
[ 9047.710211][T19513]      netlink_unicast+0x449/0x710
[ 9047.710211][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9047.710211][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9047.710211][T19513]      ___sys_sendmsg+0xee/0x170
[ 9047.710211][T19513]      __sys_sendmsg+0xcd/0x170
[ 9047.710211][T19513]      do_syscall_64+0xc6/0x1e0
[ 9047.710211][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9047.710211][T19513] 
[ 9047.711920][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9047.711920][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9047.711920][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9047.711920][T19513]      ipv6_find_idev+0x102/0x170
[ 9047.711920][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9047.711920][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9047.711920][T19513]      netlink_rcv_skb+0x130/0x360
[ 9047.711920][T19513]      netlink_unicast+0x449/0x710
[ 9047.711920][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9047.711920][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9047.711920][T19513]      ___sys_sendmsg+0xee/0x170
[ 9047.711920][T19513]      __sys_sendmsg+0xcd/0x170
[ 9047.711920][T19513]      do_syscall_64+0xc6/0x1e0
[ 9047.711920][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9047.711920][T19513] 
[ 9057.951131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9057.951603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9057.951603][T19513]      netdev_get_by_index+0x5e/0x80
[ 9057.951603][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9057.951603][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9057.951603][T19513]      ip6_route_add+0x1c/0x140
[ 9057.951603][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9057.951603][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9057.951603][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9057.951603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9057.951603][T19513]      netlink_rcv_skb+0x130/0x360
[ 9057.951603][T19513]      netlink_unicast+0x449/0x710
[ 9057.951603][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9057.951603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9057.951603][T19513]      ___sys_sendmsg+0xee/0x170
[ 9057.951603][T19513]      __sys_sendmsg+0xcd/0x170
[ 9057.951603][T19513]      do_syscall_64+0xc6/0x1e0
[ 9057.951603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9057.951603][T19513] 
[ 9057.953854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9057.953854][T19513]      netdev_get_by_index+0x5e/0x80
[ 9057.953854][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9057.953854][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9057.953854][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9057.953854][T19513]      ipv6_add_addr+0x411/0x2000
[ 9057.953854][T19513]      inet6_addr_add+0x30e/0xa40
[ 9057.953854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9057.953854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9057.953854][T19513]      netlink_rcv_skb+0x130/0x360
[ 9057.953854][T19513]      netlink_unicast+0x449/0x710
[ 9057.953854][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9057.953854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9057.953854][T19513]      ___sys_sendmsg+0xee/0x170
[ 9057.953854][T19513]      __sys_sendmsg+0xcd/0x170
[ 9057.953854][T19513]      do_syscall_64+0xc6/0x1e0
[ 9057.953854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9057.953854][T19513] 
[ 9057.956089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9057.956089][T19513]      netdev_get_by_index+0x5e/0x80
[ 9057.956089][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9057.956089][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9057.956089][T19513]      ip6_route_add+0x1c/0x140
[ 9057.956089][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9057.956089][T19513]      addrconf_add_dev+0xe2/0x170
[ 9057.956089][T19513]      inet6_addr_add+0x12f/0xa40
[ 9057.956089][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9057.956089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9057.956089][T19513]      netlink_rcv_skb+0x130/0x360
[ 9057.956089][T19513]      netlink_unicast+0x449/0x710
[ 9057.956089][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9057.956089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9057.956089][T19513]      ___sys_sendmsg+0xee/0x170
[ 9057.956089][T19513]      __sys_sendmsg+0xcd/0x170
[ 9057.956089][T19513]      do_syscall_64+0xc6/0x1e0
[ 9057.956089][T19513] 
[ 9057.958280][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9057.958280][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9057.958280][T19513]      ipv6_find_idev+0x102/0x170
[ 9057.958280][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9057.958280][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9057.958280][T19513]      netlink_rcv_skb+0x130/0x360
[ 9057.958280][T19513]      netlink_unicast+0x449/0x710
[ 9057.958280][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9057.958280][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9057.958280][T19513]      ___sys_sendmsg+0xee/0x170
[ 9057.958280][T19513]      __sys_sendmsg+0xcd/0x170
[ 9057.958280][T19513]      do_syscall_64+0xc6/0x1e0
[ 9057.958280][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9057.958280][T19513] 
[ 9057.959991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9057.959991][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9057.959991][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9057.959991][T19513]      ipv6_find_idev+0x102/0x170
[ 9057.959991][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9057.959991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9057.959991][T19513]      netlink_rcv_skb+0x130/0x360
[ 9057.959991][T19513]      netlink_unicast+0x449/0x710
[ 9057.959991][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9057.959991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9057.959991][T19513]      ___sys_sendmsg+0xee/0x170
[ 9057.959991][T19513]      __sys_sendmsg+0xcd/0x170
[ 9057.959991][T19513]      do_syscall_64+0xc6/0x1e0
[ 9057.959991][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9057.959991][T19513] 
[ 9068.199123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9068.199599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9068.199599][T19513]      netdev_get_by_index+0x5e/0x80
[ 9068.199599][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9068.199599][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9068.199599][T19513]      ip6_route_add+0x1c/0x140
[ 9068.199599][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9068.199599][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9068.199599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9068.199599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9068.199599][T19513]      netlink_rcv_skb+0x130/0x360
[ 9068.199599][T19513]      netlink_unicast+0x449/0x710
[ 9068.199599][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9068.199599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9068.199599][T19513]      ___sys_sendmsg+0xee/0x170
[ 9068.199599][T19513]      __sys_sendmsg+0xcd/0x170
[ 9068.199599][T19513]      do_syscall_64+0xc6/0x1e0
[ 9068.199599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9068.199599][T19513] 
[ 9068.201861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9068.201861][T19513]      netdev_get_by_index+0x5e/0x80
[ 9068.201861][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9068.201861][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9068.201861][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9068.201861][T19513]      ipv6_add_addr+0x411/0x2000
[ 9068.201861][T19513]      inet6_addr_add+0x30e/0xa40
[ 9068.201861][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9068.201861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9068.201861][T19513]      netlink_rcv_skb+0x130/0x360
[ 9068.201861][T19513]      netlink_unicast+0x449/0x710
[ 9068.201861][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9068.201861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9068.201861][T19513]      ___sys_sendmsg+0xee/0x170
[ 9068.201861][T19513]      __sys_sendmsg+0xcd/0x170
[ 9068.201861][T19513]      do_syscall_64+0xc6/0x1e0
[ 9068.201861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9068.201861][T19513] 
[ 9068.204086][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9068.204086][T19513]      netdev_get_by_index+0x5e/0x80
[ 9068.204086][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9068.204086][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9068.204086][T19513]      ip6_route_add+0x1c/0x140
[ 9068.204086][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9068.204086][T19513]      addrconf_add_dev+0xe2/0x170
[ 9068.204086][T19513]      inet6_addr_add+0x12f/0xa40
[ 9068.204086][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9068.204086][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9068.204086][T19513]      netlink_rcv_skb+0x130/0x360
[ 9068.204086][T19513]      netlink_unicast+0x449/0x710
[ 9068.204086][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9068.204086][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9068.204086][T19513]      ___sys_sendmsg+0xee/0x170
[ 9068.204086][T19513]      __sys_sendmsg+0xcd/0x170
[ 9068.204086][T19513]      do_syscall_64+0xc6/0x1e0
[ 9068.204086][T19513] 
[ 9068.206306][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9068.206306][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9068.206306][T19513]      ipv6_find_idev+0x102/0x170
[ 9068.206306][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9068.206306][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9068.206306][T19513]      netlink_rcv_skb+0x130/0x360
[ 9068.206306][T19513]      netlink_unicast+0x449/0x710
[ 9068.206306][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9068.206306][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9068.206306][T19513]      ___sys_sendmsg+0xee/0x170
[ 9068.206306][T19513]      __sys_sendmsg+0xcd/0x170
[ 9068.206306][T19513]      do_syscall_64+0xc6/0x1e0
[ 9068.206306][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9068.206306][T19513] 
[ 9068.208015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9068.208015][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9068.208015][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9068.208015][T19513]      ipv6_find_idev+0x102/0x170
[ 9068.208015][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9068.208015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9068.208015][T19513]      netlink_rcv_skb+0x130/0x360
[ 9068.208015][T19513]      netlink_unicast+0x449/0x710
[ 9068.208015][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9068.208015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9068.208015][T19513]      ___sys_sendmsg+0xee/0x170
[ 9068.208015][T19513]      __sys_sendmsg+0xcd/0x170
[ 9068.208015][T19513]      do_syscall_64+0xc6/0x1e0
[ 9068.208015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9068.208015][T19513] 
[ 9078.447143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9078.447634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9078.447634][T19513]      netdev_get_by_index+0x5e/0x80
[ 9078.447634][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9078.447634][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9078.447634][T19513]      ip6_route_add+0x1c/0x140
[ 9078.447634][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9078.447634][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9078.447634][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9078.447634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9078.447634][T19513]      netlink_rcv_skb+0x130/0x360
[ 9078.447634][T19513]      netlink_unicast+0x449/0x710
[ 9078.447634][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9078.447634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9078.447634][T19513]      ___sys_sendmsg+0xee/0x170
[ 9078.447634][T19513]      __sys_sendmsg+0xcd/0x170
[ 9078.447634][T19513]      do_syscall_64+0xc6/0x1e0
[ 9078.447634][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9078.447634][T19513] 
[ 9078.449890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9078.449890][T19513]      netdev_get_by_index+0x5e/0x80
[ 9078.449890][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9078.449890][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9078.449890][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9078.449890][T19513]      ipv6_add_addr+0x411/0x2000
[ 9078.449890][T19513]      inet6_addr_add+0x30e/0xa40
[ 9078.449890][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9078.449890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9078.449890][T19513]      netlink_rcv_skb+0x130/0x360
[ 9078.449890][T19513]      netlink_unicast+0x449/0x710
[ 9078.449890][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9078.449890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9078.449890][T19513]      ___sys_sendmsg+0xee/0x170
[ 9078.449890][T19513]      __sys_sendmsg+0xcd/0x170
[ 9078.449890][T19513]      do_syscall_64+0xc6/0x1e0
[ 9078.449890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9078.449890][T19513] 
[ 9078.452103][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9078.452103][T19513]      netdev_get_by_index+0x5e/0x80
[ 9078.452103][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9078.452103][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9078.452103][T19513]      ip6_route_add+0x1c/0x140
[ 9078.452103][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9078.452103][T19513]      addrconf_add_dev+0xe2/0x170
[ 9078.452103][T19513]      inet6_addr_add+0x12f/0xa40
[ 9078.452103][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9078.452103][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9078.452103][T19513]      netlink_rcv_skb+0x130/0x360
[ 9078.452103][T19513]      netlink_unicast+0x449/0x710
[ 9078.452103][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9078.452103][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9078.452103][T19513]      ___sys_sendmsg+0xee/0x170
[ 9078.452103][T19513]      __sys_sendmsg+0xcd/0x170
[ 9078.452103][T19513]      do_syscall_64+0xc6/0x1e0
[ 9078.452103][T19513] 
[ 9078.454282][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9078.454282][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9078.454282][T19513]      ipv6_find_idev+0x102/0x170
[ 9078.454282][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9078.454282][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9078.454282][T19513]      netlink_rcv_skb+0x130/0x360
[ 9078.454282][T19513]      netlink_unicast+0x449/0x710
[ 9078.454282][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9078.454282][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9078.454282][T19513]      ___sys_sendmsg+0xee/0x170
[ 9078.454282][T19513]      __sys_sendmsg+0xcd/0x170
[ 9078.454282][T19513]      do_syscall_64+0xc6/0x1e0
[ 9078.454282][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9078.454282][T19513] 
[ 9078.455997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9078.455997][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9078.455997][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9078.455997][T19513]      ipv6_find_idev+0x102/0x170
[ 9078.455997][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9078.455997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9078.455997][T19513]      netlink_rcv_skb+0x130/0x360
[ 9078.455997][T19513]      netlink_unicast+0x449/0x710
[ 9078.455997][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9078.455997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9078.455997][T19513]      ___sys_sendmsg+0xee/0x170
[ 9078.455997][T19513]      __sys_sendmsg+0xcd/0x170
[ 9078.455997][T19513]      do_syscall_64+0xc6/0x1e0
[ 9078.455997][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9078.455997][T19513] 
[ 9088.695119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9088.695595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9088.695595][T19513]      netdev_get_by_index+0x5e/0x80
[ 9088.695595][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9088.695595][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9088.695595][T19513]      ip6_route_add+0x1c/0x140
[ 9088.695595][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9088.695595][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9088.695595][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9088.695595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9088.695595][T19513]      netlink_rcv_skb+0x130/0x360
[ 9088.695595][T19513]      netlink_unicast+0x449/0x710
[ 9088.695595][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9088.695595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9088.695595][T19513]      ___sys_sendmsg+0xee/0x170
[ 9088.695595][T19513]      __sys_sendmsg+0xcd/0x170
[ 9088.695595][T19513]      do_syscall_64+0xc6/0x1e0
[ 9088.695595][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9088.695595][T19513] 
[ 9088.697833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9088.697833][T19513]      netdev_get_by_index+0x5e/0x80
[ 9088.697833][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9088.697833][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9088.697833][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9088.697833][T19513]      ipv6_add_addr+0x411/0x2000
[ 9088.697833][T19513]      inet6_addr_add+0x30e/0xa40
[ 9088.697833][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9088.697833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9088.697833][T19513]      netlink_rcv_skb+0x130/0x360
[ 9088.697833][T19513]      netlink_unicast+0x449/0x710
[ 9088.697833][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9088.697833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9088.697833][T19513]      ___sys_sendmsg+0xee/0x170
[ 9088.697833][T19513]      __sys_sendmsg+0xcd/0x170
[ 9088.697833][T19513]      do_syscall_64+0xc6/0x1e0
[ 9088.697833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9088.697833][T19513] 
[ 9088.700058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9088.700058][T19513]      netdev_get_by_index+0x5e/0x80
[ 9088.700058][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9088.700058][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9088.700058][T19513]      ip6_route_add+0x1c/0x140
[ 9088.700058][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9088.700058][T19513]      addrconf_add_dev+0xe2/0x170
[ 9088.700058][T19513]      inet6_addr_add+0x12f/0xa40
[ 9088.700058][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9088.700058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9088.700058][T19513]      netlink_rcv_skb+0x130/0x360
[ 9088.700058][T19513]      netlink_unicast+0x449/0x710
[ 9088.700058][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9088.700058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9088.700058][T19513]      ___sys_sendmsg+0xee/0x170
[ 9088.700058][T19513]      __sys_sendmsg+0xcd/0x170
[ 9088.700058][T19513]      do_syscall_64+0xc6/0x1e0
[ 9088.700058][T19513] 
[ 9088.702246][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9088.702246][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9088.702246][T19513]      ipv6_find_idev+0x102/0x170
[ 9088.702246][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9088.702246][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9088.702246][T19513]      netlink_rcv_skb+0x130/0x360
[ 9088.702246][T19513]      netlink_unicast+0x449/0x710
[ 9088.702246][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9088.702246][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9088.702246][T19513]      ___sys_sendmsg+0xee/0x170
[ 9088.702246][T19513]      __sys_sendmsg+0xcd/0x170
[ 9088.702246][T19513]      do_syscall_64+0xc6/0x1e0
[ 9088.702246][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9088.702246][T19513] 
[ 9088.703958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9088.703958][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9088.703958][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9088.703958][T19513]      ipv6_find_idev+0x102/0x170
[ 9088.703958][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9088.703958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9088.703958][T19513]      netlink_rcv_skb+0x130/0x360
[ 9088.703958][T19513]      netlink_unicast+0x449/0x710
[ 9088.703958][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9088.703958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9088.703958][T19513]      ___sys_sendmsg+0xee/0x170
[ 9088.703958][T19513]      __sys_sendmsg+0xcd/0x170
[ 9088.703958][T19513]      do_syscall_64+0xc6/0x1e0
[ 9088.703958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9088.703958][T19513] 
[ 9098.943129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9098.943630][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9098.943630][T19513]      netdev_get_by_index+0x5e/0x80
[ 9098.943630][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9098.943630][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9098.943630][T19513]      ip6_route_add+0x1c/0x140
[ 9098.943630][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9098.943630][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9098.943630][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9098.943630][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9098.943630][T19513]      netlink_rcv_skb+0x130/0x360
[ 9098.943630][T19513]      netlink_unicast+0x449/0x710
[ 9098.943630][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9098.943630][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9098.943630][T19513]      ___sys_sendmsg+0xee/0x170
[ 9098.943630][T19513]      __sys_sendmsg+0xcd/0x170
[ 9098.943630][T19513]      do_syscall_64+0xc6/0x1e0
[ 9098.943630][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9098.943630][T19513] 
[ 9098.945975][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9098.945975][T19513]      netdev_get_by_index+0x5e/0x80
[ 9098.945975][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9098.945975][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9098.945975][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9098.945975][T19513]      ipv6_add_addr+0x411/0x2000
[ 9098.945975][T19513]      inet6_addr_add+0x30e/0xa40
[ 9098.945975][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9098.945975][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9098.945975][T19513]      netlink_rcv_skb+0x130/0x360
[ 9098.945975][T19513]      netlink_unicast+0x449/0x710
[ 9098.945975][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9098.945975][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9098.945975][T19513]      ___sys_sendmsg+0xee/0x170
[ 9098.945975][T19513]      __sys_sendmsg+0xcd/0x170
[ 9098.945975][T19513]      do_syscall_64+0xc6/0x1e0
[ 9098.945975][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9098.945975][T19513] 
[ 9098.948284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9098.948284][T19513]      netdev_get_by_index+0x5e/0x80
[ 9098.948284][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9098.948284][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9098.948284][T19513]      ip6_route_add+0x1c/0x140
[ 9098.948284][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9098.948284][T19513]      addrconf_add_dev+0xe2/0x170
[ 9098.948284][T19513]      inet6_addr_add+0x12f/0xa40
[ 9098.948284][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9098.948284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9098.948284][T19513]      netlink_rcv_skb+0x130/0x360
[ 9098.948284][T19513]      netlink_unicast+0x449/0x710
[ 9098.948284][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9098.948284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9098.948284][T19513]      ___sys_sendmsg+0xee/0x170
[ 9098.948284][T19513]      __sys_sendmsg+0xcd/0x170
[ 9098.948284][T19513]      do_syscall_64+0xc6/0x1e0
[ 9098.948284][T19513] 
[ 9098.950572][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9098.950572][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9098.950572][T19513]      ipv6_find_idev+0x102/0x170
[ 9098.950572][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9098.950572][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9098.950572][T19513]      netlink_rcv_skb+0x130/0x360
[ 9098.950572][T19513]      netlink_unicast+0x449/0x710
[ 9098.950572][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9098.950572][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9098.950572][T19513]      ___sys_sendmsg+0xee/0x170
[ 9098.950572][T19513]      __sys_sendmsg+0xcd/0x170
[ 9098.950572][T19513]      do_syscall_64+0xc6/0x1e0
[ 9098.950572][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9098.950572][T19513] 
[ 9098.952351][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9098.952351][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9098.952351][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9098.952351][T19513]      ipv6_find_idev+0x102/0x170
[ 9098.952351][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9098.952351][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9098.952351][T19513]      netlink_rcv_skb+0x130/0x360
[ 9098.952351][T19513]      netlink_unicast+0x449/0x710
[ 9098.952351][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9098.952351][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9098.952351][T19513]      ___sys_sendmsg+0xee/0x170
[ 9098.952351][T19513]      __sys_sendmsg+0xcd/0x170
[ 9098.952351][T19513]      do_syscall_64+0xc6/0x1e0
[ 9098.952351][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9098.952351][T19513] 
[ 9109.191118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9109.191588][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9109.191588][T19513]      netdev_get_by_index+0x5e/0x80
[ 9109.191588][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9109.191588][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9109.191588][T19513]      ip6_route_add+0x1c/0x140
[ 9109.191588][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9109.191588][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9109.191588][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9109.191588][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9109.191588][T19513]      netlink_rcv_skb+0x130/0x360
[ 9109.191588][T19513]      netlink_unicast+0x449/0x710
[ 9109.191588][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9109.191588][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9109.191588][T19513]      ___sys_sendmsg+0xee/0x170
[ 9109.191588][T19513]      __sys_sendmsg+0xcd/0x170
[ 9109.191588][T19513]      do_syscall_64+0xc6/0x1e0
[ 9109.191588][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9109.191588][T19513] 
[ 9109.193928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9109.193928][T19513]      netdev_get_by_index+0x5e/0x80
[ 9109.193928][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9109.193928][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9109.193928][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9109.193928][T19513]      ipv6_add_addr+0x411/0x2000
[ 9109.193928][T19513]      inet6_addr_add+0x30e/0xa40
[ 9109.193928][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9109.193928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9109.193928][T19513]      netlink_rcv_skb+0x130/0x360
[ 9109.193928][T19513]      netlink_unicast+0x449/0x710
[ 9109.193928][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9109.193928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9109.193928][T19513]      ___sys_sendmsg+0xee/0x170
[ 9109.193928][T19513]      __sys_sendmsg+0xcd/0x170
[ 9109.193928][T19513]      do_syscall_64+0xc6/0x1e0
[ 9109.193928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9109.193928][T19513] 
[ 9109.196239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9109.196239][T19513]      netdev_get_by_index+0x5e/0x80
[ 9109.196239][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9109.196239][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9109.196239][T19513]      ip6_route_add+0x1c/0x140
[ 9109.196239][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9109.196239][T19513]      addrconf_add_dev+0xe2/0x170
[ 9109.196239][T19513]      inet6_addr_add+0x12f/0xa40
[ 9109.196239][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9109.196239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9109.196239][T19513]      netlink_rcv_skb+0x130/0x360
[ 9109.196239][T19513]      netlink_unicast+0x449/0x710
[ 9109.196239][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9109.196239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9109.196239][T19513]      ___sys_sendmsg+0xee/0x170
[ 9109.196239][T19513]      __sys_sendmsg+0xcd/0x170
[ 9109.196239][T19513]      do_syscall_64+0xc6/0x1e0
[ 9109.196239][T19513] 
[ 9109.198497][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9109.198497][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9109.198497][T19513]      ipv6_find_idev+0x102/0x170
[ 9109.198497][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9109.198497][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9109.198497][T19513]      netlink_rcv_skb+0x130/0x360
[ 9109.198497][T19513]      netlink_unicast+0x449/0x710
[ 9109.198497][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9109.198497][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9109.198497][T19513]      ___sys_sendmsg+0xee/0x170
[ 9109.198497][T19513]      __sys_sendmsg+0xcd/0x170
[ 9109.198497][T19513]      do_syscall_64+0xc6/0x1e0
[ 9109.198497][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9109.198497][T19513] 
[ 9109.200265][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9109.200265][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9109.200265][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9109.200265][T19513]      ipv6_find_idev+0x102/0x170
[ 9109.200265][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9109.200265][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9109.200265][T19513]      netlink_rcv_skb+0x130/0x360
[ 9109.200265][T19513]      netlink_unicast+0x449/0x710
[ 9109.200265][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9109.200265][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9109.200265][T19513]      ___sys_sendmsg+0xee/0x170
[ 9109.200265][T19513]      __sys_sendmsg+0xcd/0x170
[ 9109.200265][T19513]      do_syscall_64+0xc6/0x1e0
[ 9109.200265][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9109.200265][T19513] 
[ 9119.439123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9119.439590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9119.439590][T19513]      netdev_get_by_index+0x5e/0x80
[ 9119.439590][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9119.439590][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9119.439590][T19513]      ip6_route_add+0x1c/0x140
[ 9119.439590][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9119.439590][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9119.439590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9119.439590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9119.439590][T19513]      netlink_rcv_skb+0x130/0x360
[ 9119.439590][T19513]      netlink_unicast+0x449/0x710
[ 9119.439590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9119.439590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9119.439590][T19513]      ___sys_sendmsg+0xee/0x170
[ 9119.439590][T19513]      __sys_sendmsg+0xcd/0x170
[ 9119.439590][T19513]      do_syscall_64+0xc6/0x1e0
[ 9119.439590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9119.439590][T19513] 
[ 9119.441913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9119.441913][T19513]      netdev_get_by_index+0x5e/0x80
[ 9119.441913][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9119.441913][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9119.441913][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9119.441913][T19513]      ipv6_add_addr+0x411/0x2000
[ 9119.441913][T19513]      inet6_addr_add+0x30e/0xa40
[ 9119.441913][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9119.441913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9119.441913][T19513]      netlink_rcv_skb+0x130/0x360
[ 9119.441913][T19513]      netlink_unicast+0x449/0x710
[ 9119.441913][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9119.441913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9119.441913][T19513]      ___sys_sendmsg+0xee/0x170
[ 9119.441913][T19513]      __sys_sendmsg+0xcd/0x170
[ 9119.441913][T19513]      do_syscall_64+0xc6/0x1e0
[ 9119.441913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9119.441913][T19513] 
[ 9119.444214][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9119.444214][T19513]      netdev_get_by_index+0x5e/0x80
[ 9119.444214][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9119.444214][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9119.444214][T19513]      ip6_route_add+0x1c/0x140
[ 9119.444214][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9119.444214][T19513]      addrconf_add_dev+0xe2/0x170
[ 9119.444214][T19513]      inet6_addr_add+0x12f/0xa40
[ 9119.444214][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9119.444214][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9119.444214][T19513]      netlink_rcv_skb+0x130/0x360
[ 9119.444214][T19513]      netlink_unicast+0x449/0x710
[ 9119.444214][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9119.444214][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9119.444214][T19513]      ___sys_sendmsg+0xee/0x170
[ 9119.444214][T19513]      __sys_sendmsg+0xcd/0x170
[ 9119.444214][T19513]      do_syscall_64+0xc6/0x1e0
[ 9119.444214][T19513] 
[ 9119.446473][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9119.446473][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9119.446473][T19513]      ipv6_find_idev+0x102/0x170
[ 9119.446473][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9119.446473][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9119.446473][T19513]      netlink_rcv_skb+0x130/0x360
[ 9119.446473][T19513]      netlink_unicast+0x449/0x710
[ 9119.446473][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9119.446473][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9119.446473][T19513]      ___sys_sendmsg+0xee/0x170
[ 9119.446473][T19513]      __sys_sendmsg+0xcd/0x170
[ 9119.446473][T19513]      do_syscall_64+0xc6/0x1e0
[ 9119.446473][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9119.446473][T19513] 
[ 9119.448967][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9119.448967][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9119.448967][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9119.448967][T19513]      ipv6_find_idev+0x102/0x170
[ 9119.448967][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9119.448967][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9119.448967][T19513]      netlink_rcv_skb+0x130/0x360
[ 9119.448967][T19513]      netlink_unicast+0x449/0x710
[ 9119.448967][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9119.448967][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9119.448967][T19513]      ___sys_sendmsg+0xee/0x170
[ 9119.448967][T19513]      __sys_sendmsg+0xcd/0x170
[ 9119.448967][T19513]      do_syscall_64+0xc6/0x1e0
[ 9119.448967][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9119.448967][T19513] 
[ 9129.695060][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9129.695537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9129.695537][T19513]      netdev_get_by_index+0x5e/0x80
[ 9129.695537][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9129.695537][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9129.695537][T19513]      ip6_route_add+0x1c/0x140
[ 9129.695537][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9129.695537][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9129.695537][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9129.695537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9129.695537][T19513]      netlink_rcv_skb+0x130/0x360
[ 9129.695537][T19513]      netlink_unicast+0x449/0x710
[ 9129.695537][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9129.695537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9129.695537][T19513]      ___sys_sendmsg+0xee/0x170
[ 9129.695537][T19513]      __sys_sendmsg+0xcd/0x170
[ 9129.695537][T19513]      do_syscall_64+0xc6/0x1e0
[ 9129.695537][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9129.695537][T19513] 
[ 9129.697843][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9129.697843][T19513]      netdev_get_by_index+0x5e/0x80
[ 9129.697843][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9129.697843][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9129.697843][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9129.697843][T19513]      ipv6_add_addr+0x411/0x2000
[ 9129.697843][T19513]      inet6_addr_add+0x30e/0xa40
[ 9129.697843][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9129.697843][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9129.697843][T19513]      netlink_rcv_skb+0x130/0x360
[ 9129.697843][T19513]      netlink_unicast+0x449/0x710
[ 9129.697843][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9129.697843][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9129.697843][T19513]      ___sys_sendmsg+0xee/0x170
[ 9129.697843][T19513]      __sys_sendmsg+0xcd/0x170
[ 9129.697843][T19513]      do_syscall_64+0xc6/0x1e0
[ 9129.697843][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9129.697843][T19513] 
[ 9129.700148][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9129.700148][T19513]      netdev_get_by_index+0x5e/0x80
[ 9129.700148][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9129.700148][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9129.700148][T19513]      ip6_route_add+0x1c/0x140
[ 9129.700148][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9129.700148][T19513]      addrconf_add_dev+0xe2/0x170
[ 9129.700148][T19513]      inet6_addr_add+0x12f/0xa40
[ 9129.700148][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9129.700148][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9129.700148][T19513]      netlink_rcv_skb+0x130/0x360
[ 9129.700148][T19513]      netlink_unicast+0x449/0x710
[ 9129.700148][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9129.700148][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9129.700148][T19513]      ___sys_sendmsg+0xee/0x170
[ 9129.700148][T19513]      __sys_sendmsg+0xcd/0x170
[ 9129.700148][T19513]      do_syscall_64+0xc6/0x1e0
[ 9129.700148][T19513] 
[ 9129.702414][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9129.702414][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9129.702414][T19513]      ipv6_find_idev+0x102/0x170
[ 9129.702414][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9129.702414][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9129.702414][T19513]      netlink_rcv_skb+0x130/0x360
[ 9129.702414][T19513]      netlink_unicast+0x449/0x710
[ 9129.702414][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9129.702414][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9129.702414][T19513]      ___sys_sendmsg+0xee/0x170
[ 9129.702414][T19513]      __sys_sendmsg+0xcd/0x170
[ 9129.702414][T19513]      do_syscall_64+0xc6/0x1e0
[ 9129.702414][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9129.702414][T19513] 
[ 9129.704179][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9129.704179][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9129.704179][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9129.704179][T19513]      ipv6_find_idev+0x102/0x170
[ 9129.704179][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9129.704179][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9129.704179][T19513]      netlink_rcv_skb+0x130/0x360
[ 9129.704179][T19513]      netlink_unicast+0x449/0x710
[ 9129.704179][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9129.704179][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9129.704179][T19513]      ___sys_sendmsg+0xee/0x170
[ 9129.704179][T19513]      __sys_sendmsg+0xcd/0x170
[ 9129.704179][T19513]      do_syscall_64+0xc6/0x1e0
[ 9129.704179][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9129.704179][T19513] 
[ 9139.943151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9139.943654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9139.943654][T19513]      netdev_get_by_index+0x5e/0x80
[ 9139.943654][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9139.943654][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9139.943654][T19513]      ip6_route_add+0x1c/0x140
[ 9139.943654][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9139.943654][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9139.943654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9139.943654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9139.943654][T19513]      netlink_rcv_skb+0x130/0x360
[ 9139.943654][T19513]      netlink_unicast+0x449/0x710
[ 9139.943654][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9139.943654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9139.943654][T19513]      ___sys_sendmsg+0xee/0x170
[ 9139.943654][T19513]      __sys_sendmsg+0xcd/0x170
[ 9139.943654][T19513]      do_syscall_64+0xc6/0x1e0
[ 9139.943654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9139.943654][T19513] 
[ 9139.946022][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9139.946022][T19513]      netdev_get_by_index+0x5e/0x80
[ 9139.946022][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9139.946022][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9139.946022][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9139.946022][T19513]      ipv6_add_addr+0x411/0x2000
[ 9139.946022][T19513]      inet6_addr_add+0x30e/0xa40
[ 9139.946022][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9139.946022][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9139.946022][T19513]      netlink_rcv_skb+0x130/0x360
[ 9139.946022][T19513]      netlink_unicast+0x449/0x710
[ 9139.946022][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9139.946022][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9139.946022][T19513]      ___sys_sendmsg+0xee/0x170
[ 9139.946022][T19513]      __sys_sendmsg+0xcd/0x170
[ 9139.946022][T19513]      do_syscall_64+0xc6/0x1e0
[ 9139.946022][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9139.946022][T19513] 
[ 9139.948334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9139.948334][T19513]      netdev_get_by_index+0x5e/0x80
[ 9139.948334][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9139.948334][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9139.948334][T19513]      ip6_route_add+0x1c/0x140
[ 9139.948334][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9139.948334][T19513]      addrconf_add_dev+0xe2/0x170
[ 9139.948334][T19513]      inet6_addr_add+0x12f/0xa40
[ 9139.948334][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9139.948334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9139.948334][T19513]      netlink_rcv_skb+0x130/0x360
[ 9139.948334][T19513]      netlink_unicast+0x449/0x710
[ 9139.948334][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9139.948334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9139.948334][T19513]      ___sys_sendmsg+0xee/0x170
[ 9139.948334][T19513]      __sys_sendmsg+0xcd/0x170
[ 9139.948334][T19513]      do_syscall_64+0xc6/0x1e0
[ 9139.948334][T19513] 
[ 9139.950611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9139.950611][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9139.950611][T19513]      ipv6_find_idev+0x102/0x170
[ 9139.950611][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9139.950611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9139.950611][T19513]      netlink_rcv_skb+0x130/0x360
[ 9139.950611][T19513]      netlink_unicast+0x449/0x710
[ 9139.950611][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9139.950611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9139.950611][T19513]      ___sys_sendmsg+0xee/0x170
[ 9139.950611][T19513]      __sys_sendmsg+0xcd/0x170
[ 9139.950611][T19513]      do_syscall_64+0xc6/0x1e0
[ 9139.950611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9139.950611][T19513] 
[ 9139.952388][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9139.952388][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9139.952388][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9139.952388][T19513]      ipv6_find_idev+0x102/0x170
[ 9139.952388][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9139.952388][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9139.952388][T19513]      netlink_rcv_skb+0x130/0x360
[ 9139.952388][T19513]      netlink_unicast+0x449/0x710
[ 9139.952388][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9139.952388][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9139.952388][T19513]      ___sys_sendmsg+0xee/0x170
[ 9139.952388][T19513]      __sys_sendmsg+0xcd/0x170
[ 9139.952388][T19513]      do_syscall_64+0xc6/0x1e0
[ 9139.952388][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9139.952388][T19513] 
[ 9149.959121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9149.959546][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9149.959546][T19513]      netdev_get_by_index+0x5e/0x80
[ 9149.959546][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9149.959546][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9149.959546][T19513]      ip6_route_add+0x1c/0x140
[ 9149.959546][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9149.959546][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9149.959546][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9149.959546][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9149.959546][T19513]      netlink_rcv_skb+0x130/0x360
[ 9149.959546][T19513]      netlink_unicast+0x449/0x710
[ 9149.959546][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9149.959546][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9149.959546][T19513]      ___sys_sendmsg+0xee/0x170
[ 9149.959546][T19513]      __sys_sendmsg+0xcd/0x170
[ 9149.959546][T19513]      do_syscall_64+0xc6/0x1e0
[ 9149.959546][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9149.959546][T19513] 
[ 9149.961889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9149.961889][T19513]      netdev_get_by_index+0x5e/0x80
[ 9149.961889][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9149.961889][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9149.961889][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9149.961889][T19513]      ipv6_add_addr+0x411/0x2000
[ 9149.961889][T19513]      inet6_addr_add+0x30e/0xa40
[ 9149.961889][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9149.961889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9149.961889][T19513]      netlink_rcv_skb+0x130/0x360
[ 9149.961889][T19513]      netlink_unicast+0x449/0x710
[ 9149.961889][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9149.961889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9149.961889][T19513]      ___sys_sendmsg+0xee/0x170
[ 9149.961889][T19513]      __sys_sendmsg+0xcd/0x170
[ 9149.961889][T19513]      do_syscall_64+0xc6/0x1e0
[ 9149.961889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9149.961889][T19513] 
[ 9149.964217][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9149.964217][T19513]      netdev_get_by_index+0x5e/0x80
[ 9149.964217][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9149.964217][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9149.964217][T19513]      ip6_route_add+0x1c/0x140
[ 9149.964217][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9149.964217][T19513]      addrconf_add_dev+0xe2/0x170
[ 9149.964217][T19513]      inet6_addr_add+0x12f/0xa40
[ 9149.964217][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9149.964217][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9149.964217][T19513]      netlink_rcv_skb+0x130/0x360
[ 9149.964217][T19513]      netlink_unicast+0x449/0x710
[ 9149.964217][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9149.964217][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9149.964217][T19513]      ___sys_sendmsg+0xee/0x170
[ 9149.964217][T19513]      __sys_sendmsg+0xcd/0x170
[ 9149.964217][T19513]      do_syscall_64+0xc6/0x1e0
[ 9149.964217][T19513] 
[ 9149.966507][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9149.966507][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9149.966507][T19513]      ipv6_find_idev+0x102/0x170
[ 9149.966507][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9149.966507][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9149.966507][T19513]      netlink_rcv_skb+0x130/0x360
[ 9149.966507][T19513]      netlink_unicast+0x449/0x710
[ 9149.966507][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9149.966507][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9149.966507][T19513]      ___sys_sendmsg+0xee/0x170
[ 9149.966507][T19513]      __sys_sendmsg+0xcd/0x170
[ 9149.966507][T19513]      do_syscall_64+0xc6/0x1e0
[ 9149.966507][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9149.966507][T19513] 
[ 9149.968288][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9149.968288][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9149.968288][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9149.968288][T19513]      ipv6_find_idev+0x102/0x170
[ 9149.968288][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9149.968288][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9149.968288][T19513]      netlink_rcv_skb+0x130/0x360
[ 9149.968288][T19513]      netlink_unicast+0x449/0x710
[ 9149.968288][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9149.968288][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9149.968288][T19513]      ___sys_sendmsg+0xee/0x170
[ 9149.968288][T19513]      __sys_sendmsg+0xcd/0x170
[ 9149.968288][T19513]      do_syscall_64+0xc6/0x1e0
[ 9149.968288][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9149.968288][T19513] 
[ 9160.207125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9160.207624][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9160.207624][T19513]      netdev_get_by_index+0x5e/0x80
[ 9160.207624][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9160.207624][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9160.207624][T19513]      ip6_route_add+0x1c/0x140
[ 9160.207624][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9160.207624][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9160.207624][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9160.207624][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9160.207624][T19513]      netlink_rcv_skb+0x130/0x360
[ 9160.207624][T19513]      netlink_unicast+0x449/0x710
[ 9160.207624][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9160.207624][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9160.207624][T19513]      ___sys_sendmsg+0xee/0x170
[ 9160.207624][T19513]      __sys_sendmsg+0xcd/0x170
[ 9160.207624][T19513]      do_syscall_64+0xc6/0x1e0
[ 9160.207624][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9160.207624][T19513] 
[ 9160.209989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9160.209989][T19513]      netdev_get_by_index+0x5e/0x80
[ 9160.209989][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9160.209989][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9160.209989][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9160.209989][T19513]      ipv6_add_addr+0x411/0x2000
[ 9160.209989][T19513]      inet6_addr_add+0x30e/0xa40
[ 9160.209989][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9160.209989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9160.209989][T19513]      netlink_rcv_skb+0x130/0x360
[ 9160.209989][T19513]      netlink_unicast+0x449/0x710
[ 9160.209989][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9160.209989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9160.209989][T19513]      ___sys_sendmsg+0xee/0x170
[ 9160.209989][T19513]      __sys_sendmsg+0xcd/0x170
[ 9160.209989][T19513]      do_syscall_64+0xc6/0x1e0
[ 9160.209989][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9160.209989][T19513] 
[ 9160.212308][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9160.212308][T19513]      netdev_get_by_index+0x5e/0x80
[ 9160.212308][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9160.212308][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9160.212308][T19513]      ip6_route_add+0x1c/0x140
[ 9160.212308][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9160.212308][T19513]      addrconf_add_dev+0xe2/0x170
[ 9160.212308][T19513]      inet6_addr_add+0x12f/0xa40
[ 9160.212308][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9160.212308][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9160.212308][T19513]      netlink_rcv_skb+0x130/0x360
[ 9160.212308][T19513]      netlink_unicast+0x449/0x710
[ 9160.212308][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9160.212308][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9160.212308][T19513]      ___sys_sendmsg+0xee/0x170
[ 9160.212308][T19513]      __sys_sendmsg+0xcd/0x170
[ 9160.212308][T19513]      do_syscall_64+0xc6/0x1e0
[ 9160.212308][T19513] 
[ 9160.214582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9160.214582][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9160.214582][T19513]      ipv6_find_idev+0x102/0x170
[ 9160.214582][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9160.214582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9160.214582][T19513]      netlink_rcv_skb+0x130/0x360
[ 9160.214582][T19513]      netlink_unicast+0x449/0x710
[ 9160.214582][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9160.214582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9160.214582][T19513]      ___sys_sendmsg+0xee/0x170
[ 9160.214582][T19513]      __sys_sendmsg+0xcd/0x170
[ 9160.214582][T19513]      do_syscall_64+0xc6/0x1e0
[ 9160.214582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9160.214582][T19513] 
[ 9160.216377][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9160.216377][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9160.216377][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9160.216377][T19513]      ipv6_find_idev+0x102/0x170
[ 9160.216377][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9160.216377][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9160.216377][T19513]      netlink_rcv_skb+0x130/0x360
[ 9160.216377][T19513]      netlink_unicast+0x449/0x710
[ 9160.216377][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9160.216377][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9160.216377][T19513]      ___sys_sendmsg+0xee/0x170
[ 9160.216377][T19513]      __sys_sendmsg+0xcd/0x170
[ 9160.216377][T19513]      do_syscall_64+0xc6/0x1e0
[ 9160.216377][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9160.216377][T19513] 
[ 9170.455145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9170.455586][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9170.455586][T19513]      netdev_get_by_index+0x5e/0x80
[ 9170.455586][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9170.455586][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9170.455586][T19513]      ip6_route_add+0x1c/0x140
[ 9170.455586][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9170.455586][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9170.455586][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9170.455586][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9170.455586][T19513]      netlink_rcv_skb+0x130/0x360
[ 9170.455586][T19513]      netlink_unicast+0x449/0x710
[ 9170.455586][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9170.455586][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9170.455586][T19513]      ___sys_sendmsg+0xee/0x170
[ 9170.455586][T19513]      __sys_sendmsg+0xcd/0x170
[ 9170.455586][T19513]      do_syscall_64+0xc6/0x1e0
[ 9170.455586][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9170.455586][T19513] 
[ 9170.457920][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9170.457920][T19513]      netdev_get_by_index+0x5e/0x80
[ 9170.457920][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9170.457920][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9170.457920][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9170.457920][T19513]      ipv6_add_addr+0x411/0x2000
[ 9170.457920][T19513]      inet6_addr_add+0x30e/0xa40
[ 9170.457920][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9170.457920][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9170.457920][T19513]      netlink_rcv_skb+0x130/0x360
[ 9170.457920][T19513]      netlink_unicast+0x449/0x710
[ 9170.457920][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9170.457920][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9170.457920][T19513]      ___sys_sendmsg+0xee/0x170
[ 9170.457920][T19513]      __sys_sendmsg+0xcd/0x170
[ 9170.457920][T19513]      do_syscall_64+0xc6/0x1e0
[ 9170.457920][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9170.457920][T19513] 
[ 9170.460229][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9170.460229][T19513]      netdev_get_by_index+0x5e/0x80
[ 9170.460229][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9170.460229][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9170.460229][T19513]      ip6_route_add+0x1c/0x140
[ 9170.460229][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9170.460229][T19513]      addrconf_add_dev+0xe2/0x170
[ 9170.460229][T19513]      inet6_addr_add+0x12f/0xa40
[ 9170.460229][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9170.460229][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9170.460229][T19513]      netlink_rcv_skb+0x130/0x360
[ 9170.460229][T19513]      netlink_unicast+0x449/0x710
[ 9170.460229][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9170.460229][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9170.460229][T19513]      ___sys_sendmsg+0xee/0x170
[ 9170.460229][T19513]      __sys_sendmsg+0xcd/0x170
[ 9170.460229][T19513]      do_syscall_64+0xc6/0x1e0
[ 9170.460229][T19513] 
[ 9170.462506][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9170.462506][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9170.462506][T19513]      ipv6_find_idev+0x102/0x170
[ 9170.462506][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9170.462506][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9170.462506][T19513]      netlink_rcv_skb+0x130/0x360
[ 9170.462506][T19513]      netlink_unicast+0x449/0x710
[ 9170.462506][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9170.462506][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9170.462506][T19513]      ___sys_sendmsg+0xee/0x170
[ 9170.462506][T19513]      __sys_sendmsg+0xcd/0x170
[ 9170.462506][T19513]      do_syscall_64+0xc6/0x1e0
[ 9170.462506][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9170.462506][T19513] 
[ 9170.464293][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9170.464293][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9170.464293][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9170.464293][T19513]      ipv6_find_idev+0x102/0x170
[ 9170.464293][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9170.464293][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9170.464293][T19513]      netlink_rcv_skb+0x130/0x360
[ 9170.464293][T19513]      netlink_unicast+0x449/0x710
[ 9170.464293][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9170.464293][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9170.464293][T19513]      ___sys_sendmsg+0xee/0x170
[ 9170.464293][T19513]      __sys_sendmsg+0xcd/0x170
[ 9170.464293][T19513]      do_syscall_64+0xc6/0x1e0
[ 9170.464293][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9170.464293][T19513] 
[ 9180.607123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9180.607609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9180.607609][T19513]      netdev_get_by_index+0x5e/0x80
[ 9180.607609][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9180.607609][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9180.607609][T19513]      ip6_route_add+0x1c/0x140
[ 9180.607609][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9180.607609][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9180.607609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9180.607609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9180.607609][T19513]      netlink_rcv_skb+0x130/0x360
[ 9180.607609][T19513]      netlink_unicast+0x449/0x710
[ 9180.607609][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9180.607609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9180.607609][T19513]      ___sys_sendmsg+0xee/0x170
[ 9180.607609][T19513]      __sys_sendmsg+0xcd/0x170
[ 9180.607609][T19513]      do_syscall_64+0xc6/0x1e0
[ 9180.607609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9180.607609][T19513] 
[ 9180.609970][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9180.609970][T19513]      netdev_get_by_index+0x5e/0x80
[ 9180.609970][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9180.609970][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9180.609970][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9180.609970][T19513]      ipv6_add_addr+0x411/0x2000
[ 9180.609970][T19513]      inet6_addr_add+0x30e/0xa40
[ 9180.609970][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9180.609970][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9180.609970][T19513]      netlink_rcv_skb+0x130/0x360
[ 9180.609970][T19513]      netlink_unicast+0x449/0x710
[ 9180.609970][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9180.609970][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9180.609970][T19513]      ___sys_sendmsg+0xee/0x170
[ 9180.609970][T19513]      __sys_sendmsg+0xcd/0x170
[ 9180.609970][T19513]      do_syscall_64+0xc6/0x1e0
[ 9180.609970][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9180.609970][T19513] 
[ 9180.612831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9180.612831][T19513]      netdev_get_by_index+0x5e/0x80
[ 9180.612831][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9180.612831][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9180.612831][T19513]      ip6_route_add+0x1c/0x140
[ 9180.612831][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9180.612831][T19513]      addrconf_add_dev+0xe2/0x170
[ 9180.612831][T19513]      inet6_addr_add+0x12f/0xa40
[ 9180.612831][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9180.612831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9180.612831][T19513]      netlink_rcv_skb+0x130/0x360
[ 9180.612831][T19513]      netlink_unicast+0x449/0x710
[ 9180.612831][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9180.612831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9180.612831][T19513]      ___sys_sendmsg+0xee/0x170
[ 9180.612831][T19513]      __sys_sendmsg+0xcd/0x170
[ 9180.612831][T19513]      do_syscall_64+0xc6/0x1e0
[ 9180.612831][T19513] 
[ 9180.615504][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9180.615504][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9180.615504][T19513]      ipv6_find_idev+0x102/0x170
[ 9180.615504][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9180.615504][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9180.615504][T19513]      netlink_rcv_skb+0x130/0x360
[ 9180.615504][T19513]      netlink_unicast+0x449/0x710
[ 9180.615504][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9180.615504][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9180.615504][T19513]      ___sys_sendmsg+0xee/0x170
[ 9180.615504][T19513]      __sys_sendmsg+0xcd/0x170
[ 9180.615504][T19513]      do_syscall_64+0xc6/0x1e0
[ 9180.615504][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9180.615504][T19513] 
[ 9180.617285][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9180.617285][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9180.617285][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9180.617285][T19513]      ipv6_find_idev+0x102/0x170
[ 9180.617285][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9180.617285][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9180.617285][T19513]      netlink_rcv_skb+0x130/0x360
[ 9180.617285][T19513]      netlink_unicast+0x449/0x710
[ 9180.617285][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9180.617285][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9180.617285][T19513]      ___sys_sendmsg+0xee/0x170
[ 9180.617285][T19513]      __sys_sendmsg+0xcd/0x170
[ 9180.617285][T19513]      do_syscall_64+0xc6/0x1e0
[ 9180.617285][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9180.617285][T19513] 
[ 9190.855140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9190.855634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9190.855634][T19513]      netdev_get_by_index+0x5e/0x80
[ 9190.855634][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9190.855634][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9190.855634][T19513]      ip6_route_add+0x1c/0x140
[ 9190.855634][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9190.855634][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9190.855634][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9190.855634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9190.855634][T19513]      netlink_rcv_skb+0x130/0x360
[ 9190.855634][T19513]      netlink_unicast+0x449/0x710
[ 9190.855634][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9190.855634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9190.855634][T19513]      ___sys_sendmsg+0xee/0x170
[ 9190.855634][T19513]      __sys_sendmsg+0xcd/0x170
[ 9190.855634][T19513]      do_syscall_64+0xc6/0x1e0
[ 9190.855634][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9190.855634][T19513] 
[ 9190.857978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9190.857978][T19513]      netdev_get_by_index+0x5e/0x80
[ 9190.857978][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9190.857978][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9190.857978][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9190.857978][T19513]      ipv6_add_addr+0x411/0x2000
[ 9190.857978][T19513]      inet6_addr_add+0x30e/0xa40
[ 9190.857978][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9190.857978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9190.857978][T19513]      netlink_rcv_skb+0x130/0x360
[ 9190.857978][T19513]      netlink_unicast+0x449/0x710
[ 9190.857978][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9190.857978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9190.857978][T19513]      ___sys_sendmsg+0xee/0x170
[ 9190.857978][T19513]      __sys_sendmsg+0xcd/0x170
[ 9190.857978][T19513]      do_syscall_64+0xc6/0x1e0
[ 9190.857978][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9190.857978][T19513] 
[ 9190.860293][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9190.860293][T19513]      netdev_get_by_index+0x5e/0x80
[ 9190.860293][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9190.860293][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9190.860293][T19513]      ip6_route_add+0x1c/0x140
[ 9190.860293][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9190.860293][T19513]      addrconf_add_dev+0xe2/0x170
[ 9190.860293][T19513]      inet6_addr_add+0x12f/0xa40
[ 9190.860293][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9190.860293][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9190.860293][T19513]      netlink_rcv_skb+0x130/0x360
[ 9190.860293][T19513]      netlink_unicast+0x449/0x710
[ 9190.860293][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9190.860293][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9190.860293][T19513]      ___sys_sendmsg+0xee/0x170
[ 9190.860293][T19513]      __sys_sendmsg+0xcd/0x170
[ 9190.860293][T19513]      do_syscall_64+0xc6/0x1e0
[ 9190.860293][T19513] 
[ 9190.862573][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9190.862573][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9190.862573][T19513]      ipv6_find_idev+0x102/0x170
[ 9190.862573][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9190.862573][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9190.862573][T19513]      netlink_rcv_skb+0x130/0x360
[ 9190.862573][T19513]      netlink_unicast+0x449/0x710
[ 9190.862573][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9190.862573][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9190.862573][T19513]      ___sys_sendmsg+0xee/0x170
[ 9190.862573][T19513]      __sys_sendmsg+0xcd/0x170
[ 9190.862573][T19513]      do_syscall_64+0xc6/0x1e0
[ 9190.862573][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9190.862573][T19513] 
[ 9190.864351][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9190.864351][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9190.864351][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9190.864351][T19513]      ipv6_find_idev+0x102/0x170
[ 9190.864351][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9190.864351][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9190.864351][T19513]      netlink_rcv_skb+0x130/0x360
[ 9190.864351][T19513]      netlink_unicast+0x449/0x710
[ 9190.864351][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9190.864351][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9190.864351][T19513]      ___sys_sendmsg+0xee/0x170
[ 9190.864351][T19513]      __sys_sendmsg+0xcd/0x170
[ 9190.864351][T19513]      do_syscall_64+0xc6/0x1e0
[ 9190.864351][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9190.864351][T19513] 
[ 9200.983058][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9200.983548][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9200.983548][T19513]      netdev_get_by_index+0x5e/0x80
[ 9200.983548][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9200.983548][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9200.983548][T19513]      ip6_route_add+0x1c/0x140
[ 9200.983548][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9200.983548][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9200.983548][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9200.983548][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9200.983548][T19513]      netlink_rcv_skb+0x130/0x360
[ 9200.983548][T19513]      netlink_unicast+0x449/0x710
[ 9200.983548][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9200.983548][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9200.983548][T19513]      ___sys_sendmsg+0xee/0x170
[ 9200.983548][T19513]      __sys_sendmsg+0xcd/0x170
[ 9200.983548][T19513]      do_syscall_64+0xc6/0x1e0
[ 9200.983548][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9200.983548][T19513] 
[ 9200.985923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9200.985923][T19513]      netdev_get_by_index+0x5e/0x80
[ 9200.985923][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9200.985923][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9200.985923][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9200.985923][T19513]      ipv6_add_addr+0x411/0x2000
[ 9200.985923][T19513]      inet6_addr_add+0x30e/0xa40
[ 9200.985923][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9200.985923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9200.985923][T19513]      netlink_rcv_skb+0x130/0x360
[ 9200.985923][T19513]      netlink_unicast+0x449/0x710
[ 9200.985923][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9200.985923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9200.985923][T19513]      ___sys_sendmsg+0xee/0x170
[ 9200.985923][T19513]      __sys_sendmsg+0xcd/0x170
[ 9200.985923][T19513]      do_syscall_64+0xc6/0x1e0
[ 9200.985923][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9200.985923][T19513] 
[ 9200.988238][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9200.988238][T19513]      netdev_get_by_index+0x5e/0x80
[ 9200.988238][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9200.988238][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9200.988238][T19513]      ip6_route_add+0x1c/0x140
[ 9200.988238][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9200.988238][T19513]      addrconf_add_dev+0xe2/0x170
[ 9200.988238][T19513]      inet6_addr_add+0x12f/0xa40
[ 9200.988238][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9200.988238][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9200.988238][T19513]      netlink_rcv_skb+0x130/0x360
[ 9200.988238][T19513]      netlink_unicast+0x449/0x710
[ 9200.988238][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9200.988238][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9200.988238][T19513]      ___sys_sendmsg+0xee/0x170
[ 9200.988238][T19513]      __sys_sendmsg+0xcd/0x170
[ 9200.988238][T19513]      do_syscall_64+0xc6/0x1e0
[ 9200.988238][T19513] 
[ 9200.990503][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9200.990503][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9200.990503][T19513]      ipv6_find_idev+0x102/0x170
[ 9200.990503][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9200.990503][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9200.990503][T19513]      netlink_rcv_skb+0x130/0x360
[ 9200.990503][T19513]      netlink_unicast+0x449/0x710
[ 9200.990503][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9200.990503][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9200.990503][T19513]      ___sys_sendmsg+0xee/0x170
[ 9200.990503][T19513]      __sys_sendmsg+0xcd/0x170
[ 9200.990503][T19513]      do_syscall_64+0xc6/0x1e0
[ 9200.990503][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9200.990503][T19513] 
[ 9200.992282][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9200.992282][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9200.992282][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9200.992282][T19513]      ipv6_find_idev+0x102/0x170
[ 9200.992282][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9200.992282][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9200.992282][T19513]      netlink_rcv_skb+0x130/0x360
[ 9200.992282][T19513]      netlink_unicast+0x449/0x710
[ 9200.992282][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9200.992282][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9200.992282][T19513]      ___sys_sendmsg+0xee/0x170
[ 9200.992282][T19513]      __sys_sendmsg+0xcd/0x170
[ 9200.992282][T19513]      do_syscall_64+0xc6/0x1e0
[ 9200.992282][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9200.992282][T19513] 
[ 9211.247134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9211.247603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9211.247603][T19513]      netdev_get_by_index+0x5e/0x80
[ 9211.247603][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9211.247603][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9211.247603][T19513]      ip6_route_add+0x1c/0x140
[ 9211.247603][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9211.247603][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9211.247603][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9211.247603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9211.247603][T19513]      netlink_rcv_skb+0x130/0x360
[ 9211.247603][T19513]      netlink_unicast+0x449/0x710
[ 9211.247603][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9211.247603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9211.247603][T19513]      ___sys_sendmsg+0xee/0x170
[ 9211.247603][T19513]      __sys_sendmsg+0xcd/0x170
[ 9211.247603][T19513]      do_syscall_64+0xc6/0x1e0
[ 9211.247603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9211.247603][T19513] 
[ 9211.249928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9211.249928][T19513]      netdev_get_by_index+0x5e/0x80
[ 9211.249928][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9211.249928][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9211.249928][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9211.249928][T19513]      ipv6_add_addr+0x411/0x2000
[ 9211.249928][T19513]      inet6_addr_add+0x30e/0xa40
[ 9211.249928][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9211.249928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9211.249928][T19513]      netlink_rcv_skb+0x130/0x360
[ 9211.249928][T19513]      netlink_unicast+0x449/0x710
[ 9211.249928][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9211.249928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9211.249928][T19513]      ___sys_sendmsg+0xee/0x170
[ 9211.249928][T19513]      __sys_sendmsg+0xcd/0x170
[ 9211.249928][T19513]      do_syscall_64+0xc6/0x1e0
[ 9211.249928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9211.249928][T19513] 
[ 9211.252230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9211.252230][T19513]      netdev_get_by_index+0x5e/0x80
[ 9211.252230][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9211.252230][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9211.252230][T19513]      ip6_route_add+0x1c/0x140
[ 9211.252230][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9211.252230][T19513]      addrconf_add_dev+0xe2/0x170
[ 9211.252230][T19513]      inet6_addr_add+0x12f/0xa40
[ 9211.252230][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9211.252230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9211.252230][T19513]      netlink_rcv_skb+0x130/0x360
[ 9211.252230][T19513]      netlink_unicast+0x449/0x710
[ 9211.252230][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9211.252230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9211.252230][T19513]      ___sys_sendmsg+0xee/0x170
[ 9211.252230][T19513]      __sys_sendmsg+0xcd/0x170
[ 9211.252230][T19513]      do_syscall_64+0xc6/0x1e0
[ 9211.252230][T19513] 
[ 9211.254513][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9211.254513][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9211.254513][T19513]      ipv6_find_idev+0x102/0x170
[ 9211.254513][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9211.254513][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9211.254513][T19513]      netlink_rcv_skb+0x130/0x360
[ 9211.254513][T19513]      netlink_unicast+0x449/0x710
[ 9211.254513][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9211.254513][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9211.254513][T19513]      ___sys_sendmsg+0xee/0x170
[ 9211.254513][T19513]      __sys_sendmsg+0xcd/0x170
[ 9211.254513][T19513]      do_syscall_64+0xc6/0x1e0
[ 9211.254513][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9211.254513][T19513] 
[ 9211.256278][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9211.256278][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9211.256278][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9211.256278][T19513]      ipv6_find_idev+0x102/0x170
[ 9211.256278][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9211.256278][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9211.256278][T19513]      netlink_rcv_skb+0x130/0x360
[ 9211.256278][T19513]      netlink_unicast+0x449/0x710
[ 9211.256278][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9211.256278][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9211.256278][T19513]      ___sys_sendmsg+0xee/0x170
[ 9211.256278][T19513]      __sys_sendmsg+0xcd/0x170
[ 9211.256278][T19513]      do_syscall_64+0xc6/0x1e0
[ 9211.256278][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9211.256278][T19513] 
[ 9221.303139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9221.303617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9221.303617][T19513]      netdev_get_by_index+0x5e/0x80
[ 9221.303617][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9221.303617][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9221.303617][T19513]      ip6_route_add+0x1c/0x140
[ 9221.303617][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9221.303617][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9221.303617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9221.303617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9221.303617][T19513]      netlink_rcv_skb+0x130/0x360
[ 9221.303617][T19513]      netlink_unicast+0x449/0x710
[ 9221.303617][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9221.303617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9221.303617][T19513]      ___sys_sendmsg+0xee/0x170
[ 9221.303617][T19513]      __sys_sendmsg+0xcd/0x170
[ 9221.303617][T19513]      do_syscall_64+0xc6/0x1e0
[ 9221.303617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9221.303617][T19513] 
[ 9221.305946][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9221.305946][T19513]      netdev_get_by_index+0x5e/0x80
[ 9221.305946][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9221.305946][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9221.305946][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9221.305946][T19513]      ipv6_add_addr+0x411/0x2000
[ 9221.305946][T19513]      inet6_addr_add+0x30e/0xa40
[ 9221.305946][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9221.305946][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9221.305946][T19513]      netlink_rcv_skb+0x130/0x360
[ 9221.305946][T19513]      netlink_unicast+0x449/0x710
[ 9221.305946][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9221.305946][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9221.305946][T19513]      ___sys_sendmsg+0xee/0x170
[ 9221.305946][T19513]      __sys_sendmsg+0xcd/0x170
[ 9221.305946][T19513]      do_syscall_64+0xc6/0x1e0
[ 9221.305946][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9221.305946][T19513] 
[ 9221.308239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9221.308239][T19513]      netdev_get_by_index+0x5e/0x80
[ 9221.308239][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9221.308239][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9221.308239][T19513]      ip6_route_add+0x1c/0x140
[ 9221.308239][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9221.308239][T19513]      addrconf_add_dev+0xe2/0x170
[ 9221.308239][T19513]      inet6_addr_add+0x12f/0xa40
[ 9221.308239][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9221.308239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9221.308239][T19513]      netlink_rcv_skb+0x130/0x360
[ 9221.308239][T19513]      netlink_unicast+0x449/0x710
[ 9221.308239][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9221.308239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9221.308239][T19513]      ___sys_sendmsg+0xee/0x170
[ 9221.308239][T19513]      __sys_sendmsg+0xcd/0x170
[ 9221.308239][T19513]      do_syscall_64+0xc6/0x1e0
[ 9221.308239][T19513] 
[ 9221.311031][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9221.311031][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9221.311031][T19513]      ipv6_find_idev+0x102/0x170
[ 9221.311031][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9221.311031][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9221.311031][T19513]      netlink_rcv_skb+0x130/0x360
[ 9221.311031][T19513]      netlink_unicast+0x449/0x710
[ 9221.311031][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9221.311031][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9221.311031][T19513]      ___sys_sendmsg+0xee/0x170
[ 9221.311031][T19513]      __sys_sendmsg+0xcd/0x170
[ 9221.311031][T19513]      do_syscall_64+0xc6/0x1e0
[ 9221.311031][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9221.311031][T19513] 
[ 9221.312788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9221.312788][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9221.312788][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9221.312788][T19513]      ipv6_find_idev+0x102/0x170
[ 9221.312788][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9221.312788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9221.312788][T19513]      netlink_rcv_skb+0x130/0x360
[ 9221.312788][T19513]      netlink_unicast+0x449/0x710
[ 9221.312788][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9221.312788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9221.312788][T19513]      ___sys_sendmsg+0xee/0x170
[ 9221.312788][T19513]      __sys_sendmsg+0xcd/0x170
[ 9221.312788][T19513]      do_syscall_64+0xc6/0x1e0
[ 9221.312788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9221.312788][T19513] 
[ 9231.383141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9231.383608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9231.383608][T19513]      netdev_get_by_index+0x5e/0x80
[ 9231.383608][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9231.383608][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9231.383608][T19513]      ip6_route_add+0x1c/0x140
[ 9231.383608][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9231.383608][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9231.383608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9231.383608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9231.383608][T19513]      netlink_rcv_skb+0x130/0x360
[ 9231.383608][T19513]      netlink_unicast+0x449/0x710
[ 9231.383608][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9231.383608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9231.383608][T19513]      ___sys_sendmsg+0xee/0x170
[ 9231.383608][T19513]      __sys_sendmsg+0xcd/0x170
[ 9231.383608][T19513]      do_syscall_64+0xc6/0x1e0
[ 9231.383608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9231.383608][T19513] 
[ 9231.385999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9231.385999][T19513]      netdev_get_by_index+0x5e/0x80
[ 9231.385999][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9231.385999][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9231.385999][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9231.385999][T19513]      ipv6_add_addr+0x411/0x2000
[ 9231.385999][T19513]      inet6_addr_add+0x30e/0xa40
[ 9231.385999][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9231.385999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9231.385999][T19513]      netlink_rcv_skb+0x130/0x360
[ 9231.385999][T19513]      netlink_unicast+0x449/0x710
[ 9231.385999][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9231.385999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9231.385999][T19513]      ___sys_sendmsg+0xee/0x170
[ 9231.385999][T19513]      __sys_sendmsg+0xcd/0x170
[ 9231.385999][T19513]      do_syscall_64+0xc6/0x1e0
[ 9231.385999][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9231.385999][T19513] 
[ 9231.388203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9231.388203][T19513]      netdev_get_by_index+0x5e/0x80
[ 9231.388203][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9231.388203][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9231.388203][T19513]      ip6_route_add+0x1c/0x140
[ 9231.388203][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9231.388203][T19513]      addrconf_add_dev+0xe2/0x170
[ 9231.388203][T19513]      inet6_addr_add+0x12f/0xa40
[ 9231.388203][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9231.388203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9231.388203][T19513]      netlink_rcv_skb+0x130/0x360
[ 9231.388203][T19513]      netlink_unicast+0x449/0x710
[ 9231.388203][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9231.388203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9231.388203][T19513]      ___sys_sendmsg+0xee/0x170
[ 9231.388203][T19513]      __sys_sendmsg+0xcd/0x170
[ 9231.388203][T19513]      do_syscall_64+0xc6/0x1e0
[ 9231.388203][T19513] 
[ 9231.390361][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9231.390361][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9231.390361][T19513]      ipv6_find_idev+0x102/0x170
[ 9231.390361][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9231.390361][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9231.390361][T19513]      netlink_rcv_skb+0x130/0x360
[ 9231.390361][T19513]      netlink_unicast+0x449/0x710
[ 9231.390361][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9231.390361][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9231.390361][T19513]      ___sys_sendmsg+0xee/0x170
[ 9231.390361][T19513]      __sys_sendmsg+0xcd/0x170
[ 9231.390361][T19513]      do_syscall_64+0xc6/0x1e0
[ 9231.390361][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9231.390361][T19513] 
[ 9231.392049][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9231.392049][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9231.392049][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9231.392049][T19513]      ipv6_find_idev+0x102/0x170
[ 9231.392049][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9231.392049][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9231.392049][T19513]      netlink_rcv_skb+0x130/0x360
[ 9231.392049][T19513]      netlink_unicast+0x449/0x710
[ 9231.392049][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9231.392049][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9231.392049][T19513]      ___sys_sendmsg+0xee/0x170
[ 9231.392049][T19513]      __sys_sendmsg+0xcd/0x170
[ 9231.392049][T19513]      do_syscall_64+0xc6/0x1e0
[ 9231.392049][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9231.392049][T19513] 
[ 9241.463163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9241.463621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9241.463621][T19513]      netdev_get_by_index+0x5e/0x80
[ 9241.463621][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9241.463621][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9241.463621][T19513]      ip6_route_add+0x1c/0x140
[ 9241.463621][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9241.463621][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9241.463621][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9241.463621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9241.463621][T19513]      netlink_rcv_skb+0x130/0x360
[ 9241.463621][T19513]      netlink_unicast+0x449/0x710
[ 9241.463621][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9241.463621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9241.463621][T19513]      ___sys_sendmsg+0xee/0x170
[ 9241.463621][T19513]      __sys_sendmsg+0xcd/0x170
[ 9241.463621][T19513]      do_syscall_64+0xc6/0x1e0
[ 9241.463621][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9241.463621][T19513] 
[ 9241.465875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9241.465875][T19513]      netdev_get_by_index+0x5e/0x80
[ 9241.465875][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9241.465875][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9241.465875][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9241.465875][T19513]      ipv6_add_addr+0x411/0x2000
[ 9241.465875][T19513]      inet6_addr_add+0x30e/0xa40
[ 9241.465875][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9241.465875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9241.465875][T19513]      netlink_rcv_skb+0x130/0x360
[ 9241.465875][T19513]      netlink_unicast+0x449/0x710
[ 9241.465875][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9241.465875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9241.465875][T19513]      ___sys_sendmsg+0xee/0x170
[ 9241.465875][T19513]      __sys_sendmsg+0xcd/0x170
[ 9241.465875][T19513]      do_syscall_64+0xc6/0x1e0
[ 9241.465875][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9241.465875][T19513] 
[ 9241.468078][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9241.468078][T19513]      netdev_get_by_index+0x5e/0x80
[ 9241.468078][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9241.468078][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9241.468078][T19513]      ip6_route_add+0x1c/0x140
[ 9241.468078][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9241.468078][T19513]      addrconf_add_dev+0xe2/0x170
[ 9241.468078][T19513]      inet6_addr_add+0x12f/0xa40
[ 9241.468078][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9241.468078][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9241.468078][T19513]      netlink_rcv_skb+0x130/0x360
[ 9241.468078][T19513]      netlink_unicast+0x449/0x710
[ 9241.468078][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9241.468078][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9241.468078][T19513]      ___sys_sendmsg+0xee/0x170
[ 9241.468078][T19513]      __sys_sendmsg+0xcd/0x170
[ 9241.468078][T19513]      do_syscall_64+0xc6/0x1e0
[ 9241.468078][T19513] 
[ 9241.470229][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9241.470229][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9241.470229][T19513]      ipv6_find_idev+0x102/0x170
[ 9241.470229][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9241.470229][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9241.470229][T19513]      netlink_rcv_skb+0x130/0x360
[ 9241.470229][T19513]      netlink_unicast+0x449/0x710
[ 9241.470229][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9241.470229][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9241.470229][T19513]      ___sys_sendmsg+0xee/0x170
[ 9241.470229][T19513]      __sys_sendmsg+0xcd/0x170
[ 9241.470229][T19513]      do_syscall_64+0xc6/0x1e0
[ 9241.470229][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9241.470229][T19513] 
[ 9241.471916][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9241.471916][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9241.471916][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9241.471916][T19513]      ipv6_find_idev+0x102/0x170
[ 9241.471916][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9241.471916][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9241.471916][T19513]      netlink_rcv_skb+0x130/0x360
[ 9241.471916][T19513]      netlink_unicast+0x449/0x710
[ 9241.471916][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9241.471916][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9241.471916][T19513]      ___sys_sendmsg+0xee/0x170
[ 9241.471916][T19513]      __sys_sendmsg+0xcd/0x170
[ 9241.471916][T19513]      do_syscall_64+0xc6/0x1e0
[ 9241.471916][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9241.471916][T19513] 
[ 9251.639124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9251.639575][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9251.639575][T19513]      netdev_get_by_index+0x5e/0x80
[ 9251.639575][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9251.639575][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9251.639575][T19513]      ip6_route_add+0x1c/0x140
[ 9251.639575][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9251.639575][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9251.639575][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9251.639575][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9251.639575][T19513]      netlink_rcv_skb+0x130/0x360
[ 9251.639575][T19513]      netlink_unicast+0x449/0x710
[ 9251.639575][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9251.639575][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9251.639575][T19513]      ___sys_sendmsg+0xee/0x170
[ 9251.639575][T19513]      __sys_sendmsg+0xcd/0x170
[ 9251.639575][T19513]      do_syscall_64+0xc6/0x1e0
[ 9251.639575][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9251.639575][T19513] 
[ 9251.641796][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9251.641796][T19513]      netdev_get_by_index+0x5e/0x80
[ 9251.641796][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9251.641796][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9251.641796][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9251.641796][T19513]      ipv6_add_addr+0x411/0x2000
[ 9251.641796][T19513]      inet6_addr_add+0x30e/0xa40
[ 9251.641796][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9251.641796][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9251.641796][T19513]      netlink_rcv_skb+0x130/0x360
[ 9251.641796][T19513]      netlink_unicast+0x449/0x710
[ 9251.641796][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9251.641796][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9251.641796][T19513]      ___sys_sendmsg+0xee/0x170
[ 9251.641796][T19513]      __sys_sendmsg+0xcd/0x170
[ 9251.641796][T19513]      do_syscall_64+0xc6/0x1e0
[ 9251.641796][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9251.641796][T19513] 
[ 9251.643991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9251.643991][T19513]      netdev_get_by_index+0x5e/0x80
[ 9251.643991][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9251.643991][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9251.643991][T19513]      ip6_route_add+0x1c/0x140
[ 9251.643991][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9251.643991][T19513]      addrconf_add_dev+0xe2/0x170
[ 9251.643991][T19513]      inet6_addr_add+0x12f/0xa40
[ 9251.643991][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9251.643991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9251.643991][T19513]      netlink_rcv_skb+0x130/0x360
[ 9251.643991][T19513]      netlink_unicast+0x449/0x710
[ 9251.643991][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9251.643991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9251.643991][T19513]      ___sys_sendmsg+0xee/0x170
[ 9251.643991][T19513]      __sys_sendmsg+0xcd/0x170
[ 9251.643991][T19513]      do_syscall_64+0xc6/0x1e0
[ 9251.643991][T19513] 
[ 9251.646206][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9251.646206][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9251.646206][T19513]      ipv6_find_idev+0x102/0x170
[ 9251.646206][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9251.646206][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9251.646206][T19513]      netlink_rcv_skb+0x130/0x360
[ 9251.646206][T19513]      netlink_unicast+0x449/0x710
[ 9251.646206][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9251.646206][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9251.646206][T19513]      ___sys_sendmsg+0xee/0x170
[ 9251.646206][T19513]      __sys_sendmsg+0xcd/0x170
[ 9251.646206][T19513]      do_syscall_64+0xc6/0x1e0
[ 9251.646206][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9251.646206][T19513] 
[ 9251.647957][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9251.647957][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9251.647957][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9251.647957][T19513]      ipv6_find_idev+0x102/0x170
[ 9251.647957][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9251.647957][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9251.647957][T19513]      netlink_rcv_skb+0x130/0x360
[ 9251.647957][T19513]      netlink_unicast+0x449/0x710
[ 9251.647957][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9251.647957][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9251.647957][T19513]      ___sys_sendmsg+0xee/0x170
[ 9251.647957][T19513]      __sys_sendmsg+0xcd/0x170
[ 9251.647957][T19513]      do_syscall_64+0xc6/0x1e0
[ 9251.647957][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9251.647957][T19513] 
[ 9261.887116][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9261.887598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9261.887598][T19513]      netdev_get_by_index+0x5e/0x80
[ 9261.887598][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9261.887598][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9261.887598][T19513]      ip6_route_add+0x1c/0x140
[ 9261.887598][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9261.887598][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9261.887598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9261.887598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9261.887598][T19513]      netlink_rcv_skb+0x130/0x360
[ 9261.887598][T19513]      netlink_unicast+0x449/0x710
[ 9261.887598][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9261.887598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9261.887598][T19513]      ___sys_sendmsg+0xee/0x170
[ 9261.887598][T19513]      __sys_sendmsg+0xcd/0x170
[ 9261.887598][T19513]      do_syscall_64+0xc6/0x1e0
[ 9261.887598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9261.887598][T19513] 
[ 9261.890004][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9261.890004][T19513]      netdev_get_by_index+0x5e/0x80
[ 9261.890004][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9261.890004][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9261.890004][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9261.890004][T19513]      ipv6_add_addr+0x411/0x2000
[ 9261.890004][T19513]      inet6_addr_add+0x30e/0xa40
[ 9261.890004][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9261.890004][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9261.890004][T19513]      netlink_rcv_skb+0x130/0x360
[ 9261.890004][T19513]      netlink_unicast+0x449/0x710
[ 9261.890004][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9261.890004][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9261.890004][T19513]      ___sys_sendmsg+0xee/0x170
[ 9261.890004][T19513]      __sys_sendmsg+0xcd/0x170
[ 9261.890004][T19513]      do_syscall_64+0xc6/0x1e0
[ 9261.890004][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9261.890004][T19513] 
[ 9261.892214][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9261.892214][T19513]      netdev_get_by_index+0x5e/0x80
[ 9261.892214][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9261.892214][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9261.892214][T19513]      ip6_route_add+0x1c/0x140
[ 9261.892214][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9261.892214][T19513]      addrconf_add_dev+0xe2/0x170
[ 9261.892214][T19513]      inet6_addr_add+0x12f/0xa40
[ 9261.892214][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9261.892214][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9261.892214][T19513]      netlink_rcv_skb+0x130/0x360
[ 9261.892214][T19513]      netlink_unicast+0x449/0x710
[ 9261.892214][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9261.892214][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9261.892214][T19513]      ___sys_sendmsg+0xee/0x170
[ 9261.892214][T19513]      __sys_sendmsg+0xcd/0x170
[ 9261.892214][T19513]      do_syscall_64+0xc6/0x1e0
[ 9261.892214][T19513] 
[ 9261.894402][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9261.894402][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9261.894402][T19513]      ipv6_find_idev+0x102/0x170
[ 9261.894402][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9261.894402][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9261.894402][T19513]      netlink_rcv_skb+0x130/0x360
[ 9261.894402][T19513]      netlink_unicast+0x449/0x710
[ 9261.894402][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9261.894402][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9261.894402][T19513]      ___sys_sendmsg+0xee/0x170
[ 9261.894402][T19513]      __sys_sendmsg+0xcd/0x170
[ 9261.894402][T19513]      do_syscall_64+0xc6/0x1e0
[ 9261.894402][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9261.894402][T19513] 
[ 9261.896092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9261.896092][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9261.896092][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9261.896092][T19513]      ipv6_find_idev+0x102/0x170
[ 9261.896092][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9261.896092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9261.896092][T19513]      netlink_rcv_skb+0x130/0x360
[ 9261.896092][T19513]      netlink_unicast+0x449/0x710
[ 9261.896092][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9261.896092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9261.896092][T19513]      ___sys_sendmsg+0xee/0x170
[ 9261.896092][T19513]      __sys_sendmsg+0xcd/0x170
[ 9261.896092][T19513]      do_syscall_64+0xc6/0x1e0
[ 9261.896092][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9261.896092][T19513] 
[ 9272.135171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9272.135637][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9272.135637][T19513]      netdev_get_by_index+0x5e/0x80
[ 9272.135637][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9272.135637][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9272.135637][T19513]      ip6_route_add+0x1c/0x140
[ 9272.135637][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9272.135637][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9272.135637][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9272.135637][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9272.135637][T19513]      netlink_rcv_skb+0x130/0x360
[ 9272.135637][T19513]      netlink_unicast+0x449/0x710
[ 9272.135637][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9272.135637][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9272.135637][T19513]      ___sys_sendmsg+0xee/0x170
[ 9272.135637][T19513]      __sys_sendmsg+0xcd/0x170
[ 9272.135637][T19513]      do_syscall_64+0xc6/0x1e0
[ 9272.135637][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9272.135637][T19513] 
[ 9272.137901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9272.137901][T19513]      netdev_get_by_index+0x5e/0x80
[ 9272.137901][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9272.137901][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9272.137901][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9272.137901][T19513]      ipv6_add_addr+0x411/0x2000
[ 9272.137901][T19513]      inet6_addr_add+0x30e/0xa40
[ 9272.137901][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9272.137901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9272.137901][T19513]      netlink_rcv_skb+0x130/0x360
[ 9272.137901][T19513]      netlink_unicast+0x449/0x710
[ 9272.137901][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9272.137901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9272.137901][T19513]      ___sys_sendmsg+0xee/0x170
[ 9272.137901][T19513]      __sys_sendmsg+0xcd/0x170
[ 9272.137901][T19513]      do_syscall_64+0xc6/0x1e0
[ 9272.137901][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9272.137901][T19513] 
[ 9272.140121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9272.140121][T19513]      netdev_get_by_index+0x5e/0x80
[ 9272.140121][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9272.140121][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9272.140121][T19513]      ip6_route_add+0x1c/0x140
[ 9272.140121][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9272.140121][T19513]      addrconf_add_dev+0xe2/0x170
[ 9272.140121][T19513]      inet6_addr_add+0x12f/0xa40
[ 9272.140121][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9272.140121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9272.140121][T19513]      netlink_rcv_skb+0x130/0x360
[ 9272.140121][T19513]      netlink_unicast+0x449/0x710
[ 9272.140121][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9272.140121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9272.140121][T19513]      ___sys_sendmsg+0xee/0x170
[ 9272.140121][T19513]      __sys_sendmsg+0xcd/0x170
[ 9272.140121][T19513]      do_syscall_64+0xc6/0x1e0
[ 9272.140121][T19513] 
[ 9272.142304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9272.142304][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9272.142304][T19513]      ipv6_find_idev+0x102/0x170
[ 9272.142304][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9272.142304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9272.142304][T19513]      netlink_rcv_skb+0x130/0x360
[ 9272.142304][T19513]      netlink_unicast+0x449/0x710
[ 9272.142304][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9272.142304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9272.142304][T19513]      ___sys_sendmsg+0xee/0x170
[ 9272.142304][T19513]      __sys_sendmsg+0xcd/0x170
[ 9272.142304][T19513]      do_syscall_64+0xc6/0x1e0
[ 9272.142304][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9272.142304][T19513] 
[ 9272.144011][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9272.144011][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9272.144011][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9272.144011][T19513]      ipv6_find_idev+0x102/0x170
[ 9272.144011][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9272.144011][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9272.144011][T19513]      netlink_rcv_skb+0x130/0x360
[ 9272.144011][T19513]      netlink_unicast+0x449/0x710
[ 9272.144011][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9272.144011][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9272.144011][T19513]      ___sys_sendmsg+0xee/0x170
[ 9272.144011][T19513]      __sys_sendmsg+0xcd/0x170
[ 9272.144011][T19513]      do_syscall_64+0xc6/0x1e0
[ 9272.144011][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9272.144011][T19513] 
[ 9282.383142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9282.383561][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9282.383561][T19513]      netdev_get_by_index+0x5e/0x80
[ 9282.383561][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9282.383561][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9282.383561][T19513]      ip6_route_add+0x1c/0x140
[ 9282.383561][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9282.383561][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9282.383561][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9282.383561][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9282.383561][T19513]      netlink_rcv_skb+0x130/0x360
[ 9282.383561][T19513]      netlink_unicast+0x449/0x710
[ 9282.383561][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9282.383561][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9282.383561][T19513]      ___sys_sendmsg+0xee/0x170
[ 9282.383561][T19513]      __sys_sendmsg+0xcd/0x170
[ 9282.383561][T19513]      do_syscall_64+0xc6/0x1e0
[ 9282.383561][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9282.383561][T19513] 
[ 9282.386015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9282.386015][T19513]      netdev_get_by_index+0x5e/0x80
[ 9282.386015][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9282.386015][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9282.386015][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9282.386015][T19513]      ipv6_add_addr+0x411/0x2000
[ 9282.386015][T19513]      inet6_addr_add+0x30e/0xa40
[ 9282.386015][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9282.386015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9282.386015][T19513]      netlink_rcv_skb+0x130/0x360
[ 9282.386015][T19513]      netlink_unicast+0x449/0x710
[ 9282.386015][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9282.386015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9282.386015][T19513]      ___sys_sendmsg+0xee/0x170
[ 9282.386015][T19513]      __sys_sendmsg+0xcd/0x170
[ 9282.386015][T19513]      do_syscall_64+0xc6/0x1e0
[ 9282.386015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9282.386015][T19513] 
[ 9282.388331][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9282.388331][T19513]      netdev_get_by_index+0x5e/0x80
[ 9282.388331][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9282.388331][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9282.388331][T19513]      ip6_route_add+0x1c/0x140
[ 9282.388331][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9282.388331][T19513]      addrconf_add_dev+0xe2/0x170
[ 9282.388331][T19513]      inet6_addr_add+0x12f/0xa40
[ 9282.388331][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9282.388331][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9282.388331][T19513]      netlink_rcv_skb+0x130/0x360
[ 9282.388331][T19513]      netlink_unicast+0x449/0x710
[ 9282.388331][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9282.388331][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9282.388331][T19513]      ___sys_sendmsg+0xee/0x170
[ 9282.388331][T19513]      __sys_sendmsg+0xcd/0x170
[ 9282.388331][T19513]      do_syscall_64+0xc6/0x1e0
[ 9282.388331][T19513] 
[ 9282.390605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9282.390605][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9282.390605][T19513]      ipv6_find_idev+0x102/0x170
[ 9282.390605][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9282.390605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9282.390605][T19513]      netlink_rcv_skb+0x130/0x360
[ 9282.390605][T19513]      netlink_unicast+0x449/0x710
[ 9282.390605][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9282.390605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9282.390605][T19513]      ___sys_sendmsg+0xee/0x170
[ 9282.390605][T19513]      __sys_sendmsg+0xcd/0x170
[ 9282.390605][T19513]      do_syscall_64+0xc6/0x1e0
[ 9282.390605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9282.390605][T19513] 
[ 9282.392382][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9282.392382][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9282.392382][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9282.392382][T19513]      ipv6_find_idev+0x102/0x170
[ 9282.392382][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9282.392382][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9282.392382][T19513]      netlink_rcv_skb+0x130/0x360
[ 9282.392382][T19513]      netlink_unicast+0x449/0x710
[ 9282.392382][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9282.392382][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9282.392382][T19513]      ___sys_sendmsg+0xee/0x170
[ 9282.392382][T19513]      __sys_sendmsg+0xcd/0x170
[ 9282.392382][T19513]      do_syscall_64+0xc6/0x1e0
[ 9282.392382][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9282.392382][T19513] 
[ 9292.631126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9292.631621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9292.631621][T19513]      netdev_get_by_index+0x5e/0x80
[ 9292.631621][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9292.631621][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9292.631621][T19513]      ip6_route_add+0x1c/0x140
[ 9292.631621][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9292.631621][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9292.631621][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9292.631621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9292.631621][T19513]      netlink_rcv_skb+0x130/0x360
[ 9292.631621][T19513]      netlink_unicast+0x449/0x710
[ 9292.631621][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9292.631621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9292.631621][T19513]      ___sys_sendmsg+0xee/0x170
[ 9292.631621][T19513]      __sys_sendmsg+0xcd/0x170
[ 9292.631621][T19513]      do_syscall_64+0xc6/0x1e0
[ 9292.631621][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9292.631621][T19513] 
[ 9292.634000][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9292.634000][T19513]      netdev_get_by_index+0x5e/0x80
[ 9292.634000][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9292.634000][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9292.634000][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9292.634000][T19513]      ipv6_add_addr+0x411/0x2000
[ 9292.634000][T19513]      inet6_addr_add+0x30e/0xa40
[ 9292.634000][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9292.634000][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9292.634000][T19513]      netlink_rcv_skb+0x130/0x360
[ 9292.634000][T19513]      netlink_unicast+0x449/0x710
[ 9292.634000][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9292.634000][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9292.634000][T19513]      ___sys_sendmsg+0xee/0x170
[ 9292.634000][T19513]      __sys_sendmsg+0xcd/0x170
[ 9292.634000][T19513]      do_syscall_64+0xc6/0x1e0
[ 9292.634000][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9292.634000][T19513] 
[ 9292.636316][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9292.636316][T19513]      netdev_get_by_index+0x5e/0x80
[ 9292.636316][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9292.636316][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9292.636316][T19513]      ip6_route_add+0x1c/0x140
[ 9292.636316][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9292.636316][T19513]      addrconf_add_dev+0xe2/0x170
[ 9292.636316][T19513]      inet6_addr_add+0x12f/0xa40
[ 9292.636316][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9292.636316][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9292.636316][T19513]      netlink_rcv_skb+0x130/0x360
[ 9292.636316][T19513]      netlink_unicast+0x449/0x710
[ 9292.636316][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9292.636316][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9292.636316][T19513]      ___sys_sendmsg+0xee/0x170
[ 9292.636316][T19513]      __sys_sendmsg+0xcd/0x170
[ 9292.636316][T19513]      do_syscall_64+0xc6/0x1e0
[ 9292.636316][T19513] 
[ 9292.638590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9292.638590][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9292.638590][T19513]      ipv6_find_idev+0x102/0x170
[ 9292.638590][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9292.638590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9292.638590][T19513]      netlink_rcv_skb+0x130/0x360
[ 9292.638590][T19513]      netlink_unicast+0x449/0x710
[ 9292.638590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9292.638590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9292.638590][T19513]      ___sys_sendmsg+0xee/0x170
[ 9292.638590][T19513]      __sys_sendmsg+0xcd/0x170
[ 9292.638590][T19513]      do_syscall_64+0xc6/0x1e0
[ 9292.638590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9292.638590][T19513] 
[ 9292.640382][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9292.640382][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9292.640382][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9292.640382][T19513]      ipv6_find_idev+0x102/0x170
[ 9292.640382][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9292.640382][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9292.640382][T19513]      netlink_rcv_skb+0x130/0x360
[ 9292.640382][T19513]      netlink_unicast+0x449/0x710
[ 9292.640382][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9292.640382][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9292.640382][T19513]      ___sys_sendmsg+0xee/0x170
[ 9292.640382][T19513]      __sys_sendmsg+0xcd/0x170
[ 9292.640382][T19513]      do_syscall_64+0xc6/0x1e0
[ 9292.640382][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9292.640382][T19513] 
[ 9302.759122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9302.759624][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9302.759624][T19513]      netdev_get_by_index+0x5e/0x80
[ 9302.759624][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9302.759624][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9302.759624][T19513]      ip6_route_add+0x1c/0x140
[ 9302.759624][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9302.759624][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9302.759624][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9302.759624][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9302.759624][T19513]      netlink_rcv_skb+0x130/0x360
[ 9302.759624][T19513]      netlink_unicast+0x449/0x710
[ 9302.759624][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9302.759624][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9302.759624][T19513]      ___sys_sendmsg+0xee/0x170
[ 9302.759624][T19513]      __sys_sendmsg+0xcd/0x170
[ 9302.759624][T19513]      do_syscall_64+0xc6/0x1e0
[ 9302.759624][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9302.759624][T19513] 
[ 9302.761939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9302.761939][T19513]      netdev_get_by_index+0x5e/0x80
[ 9302.761939][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9302.761939][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9302.761939][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9302.761939][T19513]      ipv6_add_addr+0x411/0x2000
[ 9302.761939][T19513]      inet6_addr_add+0x30e/0xa40
[ 9302.761939][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9302.761939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9302.761939][T19513]      netlink_rcv_skb+0x130/0x360
[ 9302.761939][T19513]      netlink_unicast+0x449/0x710
[ 9302.761939][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9302.761939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9302.761939][T19513]      ___sys_sendmsg+0xee/0x170
[ 9302.761939][T19513]      __sys_sendmsg+0xcd/0x170
[ 9302.761939][T19513]      do_syscall_64+0xc6/0x1e0
[ 9302.761939][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9302.761939][T19513] 
[ 9302.764258][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9302.764258][T19513]      netdev_get_by_index+0x5e/0x80
[ 9302.764258][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9302.764258][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9302.764258][T19513]      ip6_route_add+0x1c/0x140
[ 9302.764258][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9302.764258][T19513]      addrconf_add_dev+0xe2/0x170
[ 9302.764258][T19513]      inet6_addr_add+0x12f/0xa40
[ 9302.764258][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9302.764258][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9302.764258][T19513]      netlink_rcv_skb+0x130/0x360
[ 9302.764258][T19513]      netlink_unicast+0x449/0x710
[ 9302.764258][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9302.764258][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9302.764258][T19513]      ___sys_sendmsg+0xee/0x170
[ 9302.764258][T19513]      __sys_sendmsg+0xcd/0x170
[ 9302.764258][T19513]      do_syscall_64+0xc6/0x1e0
[ 9302.764258][T19513] 
[ 9302.766503][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9302.766503][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9302.766503][T19513]      ipv6_find_idev+0x102/0x170
[ 9302.766503][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9302.766503][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9302.766503][T19513]      netlink_rcv_skb+0x130/0x360
[ 9302.766503][T19513]      netlink_unicast+0x449/0x710
[ 9302.766503][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9302.766503][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9302.766503][T19513]      ___sys_sendmsg+0xee/0x170
[ 9302.766503][T19513]      __sys_sendmsg+0xcd/0x170
[ 9302.766503][T19513]      do_syscall_64+0xc6/0x1e0
[ 9302.766503][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9302.766503][T19513] 
[ 9302.768261][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9302.768261][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9302.768261][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9302.768261][T19513]      ipv6_find_idev+0x102/0x170
[ 9302.768261][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9302.768261][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9302.768261][T19513]      netlink_rcv_skb+0x130/0x360
[ 9302.768261][T19513]      netlink_unicast+0x449/0x710
[ 9302.768261][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9302.768261][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9302.768261][T19513]      ___sys_sendmsg+0xee/0x170
[ 9302.768261][T19513]      __sys_sendmsg+0xcd/0x170
[ 9302.768261][T19513]      do_syscall_64+0xc6/0x1e0
[ 9302.768261][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9302.768261][T19513] 
[ 9313.007148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9313.007611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9313.007611][T19513]      netdev_get_by_index+0x5e/0x80
[ 9313.007611][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9313.007611][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9313.007611][T19513]      ip6_route_add+0x1c/0x140
[ 9313.007611][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9313.007611][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9313.007611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9313.007611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9313.007611][T19513]      netlink_rcv_skb+0x130/0x360
[ 9313.007611][T19513]      netlink_unicast+0x449/0x710
[ 9313.007611][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9313.007611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9313.007611][T19513]      ___sys_sendmsg+0xee/0x170
[ 9313.007611][T19513]      __sys_sendmsg+0xcd/0x170
[ 9313.007611][T19513]      do_syscall_64+0xc6/0x1e0
[ 9313.007611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9313.007611][T19513] 
[ 9313.009936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9313.009936][T19513]      netdev_get_by_index+0x5e/0x80
[ 9313.009936][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9313.009936][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9313.009936][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9313.009936][T19513]      ipv6_add_addr+0x411/0x2000
[ 9313.009936][T19513]      inet6_addr_add+0x30e/0xa40
[ 9313.009936][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9313.009936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9313.009936][T19513]      netlink_rcv_skb+0x130/0x360
[ 9313.009936][T19513]      netlink_unicast+0x449/0x710
[ 9313.009936][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9313.009936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9313.009936][T19513]      ___sys_sendmsg+0xee/0x170
[ 9313.009936][T19513]      __sys_sendmsg+0xcd/0x170
[ 9313.009936][T19513]      do_syscall_64+0xc6/0x1e0
[ 9313.009936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9313.009936][T19513] 
[ 9313.012226][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9313.012226][T19513]      netdev_get_by_index+0x5e/0x80
[ 9313.012226][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9313.012226][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9313.012226][T19513]      ip6_route_add+0x1c/0x140
[ 9313.012226][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9313.012226][T19513]      addrconf_add_dev+0xe2/0x170
[ 9313.012226][T19513]      inet6_addr_add+0x12f/0xa40
[ 9313.012226][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9313.012226][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9313.012226][T19513]      netlink_rcv_skb+0x130/0x360
[ 9313.012226][T19513]      netlink_unicast+0x449/0x710
[ 9313.012226][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9313.012226][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9313.012226][T19513]      ___sys_sendmsg+0xee/0x170
[ 9313.012226][T19513]      __sys_sendmsg+0xcd/0x170
[ 9313.012226][T19513]      do_syscall_64+0xc6/0x1e0
[ 9313.012226][T19513] 
[ 9313.014487][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9313.014487][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9313.014487][T19513]      ipv6_find_idev+0x102/0x170
[ 9313.014487][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9313.014487][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9313.014487][T19513]      netlink_rcv_skb+0x130/0x360
[ 9313.014487][T19513]      netlink_unicast+0x449/0x710
[ 9313.014487][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9313.014487][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9313.014487][T19513]      ___sys_sendmsg+0xee/0x170
[ 9313.014487][T19513]      __sys_sendmsg+0xcd/0x170
[ 9313.014487][T19513]      do_syscall_64+0xc6/0x1e0
[ 9313.014487][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9313.014487][T19513] 
[ 9313.016246][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9313.016246][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9313.016246][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9313.016246][T19513]      ipv6_find_idev+0x102/0x170
[ 9313.016246][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9313.016246][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9313.016246][T19513]      netlink_rcv_skb+0x130/0x360
[ 9313.016246][T19513]      netlink_unicast+0x449/0x710
[ 9313.016246][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9313.016246][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9313.016246][T19513]      ___sys_sendmsg+0xee/0x170
[ 9313.016246][T19513]      __sys_sendmsg+0xcd/0x170
[ 9313.016246][T19513]      do_syscall_64+0xc6/0x1e0
[ 9313.016246][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9313.016246][T19513] 
[ 9323.255128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9323.255604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9323.255604][T19513]      netdev_get_by_index+0x5e/0x80
[ 9323.255604][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9323.255604][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9323.255604][T19513]      ip6_route_add+0x1c/0x140
[ 9323.255604][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9323.255604][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9323.255604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9323.255604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9323.255604][T19513]      netlink_rcv_skb+0x130/0x360
[ 9323.255604][T19513]      netlink_unicast+0x449/0x710
[ 9323.255604][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9323.255604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9323.255604][T19513]      ___sys_sendmsg+0xee/0x170
[ 9323.255604][T19513]      __sys_sendmsg+0xcd/0x170
[ 9323.255604][T19513]      do_syscall_64+0xc6/0x1e0
[ 9323.255604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9323.255604][T19513] 
[ 9323.257938][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9323.257938][T19513]      netdev_get_by_index+0x5e/0x80
[ 9323.257938][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9323.257938][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9323.257938][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9323.257938][T19513]      ipv6_add_addr+0x411/0x2000
[ 9323.257938][T19513]      inet6_addr_add+0x30e/0xa40
[ 9323.257938][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9323.257938][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9323.257938][T19513]      netlink_rcv_skb+0x130/0x360
[ 9323.257938][T19513]      netlink_unicast+0x449/0x710
[ 9323.257938][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9323.257938][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9323.257938][T19513]      ___sys_sendmsg+0xee/0x170
[ 9323.257938][T19513]      __sys_sendmsg+0xcd/0x170
[ 9323.257938][T19513]      do_syscall_64+0xc6/0x1e0
[ 9323.257938][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9323.257938][T19513] 
[ 9323.260229][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9323.260229][T19513]      netdev_get_by_index+0x5e/0x80
[ 9323.260229][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9323.260229][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9323.260229][T19513]      ip6_route_add+0x1c/0x140
[ 9323.260229][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9323.260229][T19513]      addrconf_add_dev+0xe2/0x170
[ 9323.260229][T19513]      inet6_addr_add+0x12f/0xa40
[ 9323.260229][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9323.260229][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9323.260229][T19513]      netlink_rcv_skb+0x130/0x360
[ 9323.260229][T19513]      netlink_unicast+0x449/0x710
[ 9323.260229][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9323.260229][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9323.260229][T19513]      ___sys_sendmsg+0xee/0x170
[ 9323.260229][T19513]      __sys_sendmsg+0xcd/0x170
[ 9323.260229][T19513]      do_syscall_64+0xc6/0x1e0
[ 9323.260229][T19513] 
[ 9323.262475][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9323.262475][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9323.262475][T19513]      ipv6_find_idev+0x102/0x170
[ 9323.262475][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9323.262475][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9323.262475][T19513]      netlink_rcv_skb+0x130/0x360
[ 9323.262475][T19513]      netlink_unicast+0x449/0x710
[ 9323.262475][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9323.262475][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9323.262475][T19513]      ___sys_sendmsg+0xee/0x170
[ 9323.262475][T19513]      __sys_sendmsg+0xcd/0x170
[ 9323.262475][T19513]      do_syscall_64+0xc6/0x1e0
[ 9323.262475][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9323.262475][T19513] 
[ 9323.264249][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9323.264249][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9323.264249][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9323.264249][T19513]      ipv6_find_idev+0x102/0x170
[ 9323.264249][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9323.264249][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9323.264249][T19513]      netlink_rcv_skb+0x130/0x360
[ 9323.264249][T19513]      netlink_unicast+0x449/0x710
[ 9323.264249][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9323.264249][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9323.264249][T19513]      ___sys_sendmsg+0xee/0x170
[ 9323.264249][T19513]      __sys_sendmsg+0xcd/0x170
[ 9323.264249][T19513]      do_syscall_64+0xc6/0x1e0
[ 9323.264249][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9323.264249][T19513] 
[ 9333.423127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9333.423599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9333.423599][T19513]      netdev_get_by_index+0x5e/0x80
[ 9333.423599][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9333.423599][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9333.423599][T19513]      ip6_route_add+0x1c/0x140
[ 9333.423599][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9333.423599][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9333.423599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9333.423599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9333.423599][T19513]      netlink_rcv_skb+0x130/0x360
[ 9333.423599][T19513]      netlink_unicast+0x449/0x710
[ 9333.423599][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9333.423599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9333.423599][T19513]      ___sys_sendmsg+0xee/0x170
[ 9333.423599][T19513]      __sys_sendmsg+0xcd/0x170
[ 9333.423599][T19513]      do_syscall_64+0xc6/0x1e0
[ 9333.423599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9333.423599][T19513] 
[ 9333.425933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9333.425933][T19513]      netdev_get_by_index+0x5e/0x80
[ 9333.425933][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9333.425933][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9333.425933][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9333.425933][T19513]      ipv6_add_addr+0x411/0x2000
[ 9333.425933][T19513]      inet6_addr_add+0x30e/0xa40
[ 9333.425933][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9333.425933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9333.425933][T19513]      netlink_rcv_skb+0x130/0x360
[ 9333.425933][T19513]      netlink_unicast+0x449/0x710
[ 9333.425933][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9333.425933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9333.425933][T19513]      ___sys_sendmsg+0xee/0x170
[ 9333.425933][T19513]      __sys_sendmsg+0xcd/0x170
[ 9333.425933][T19513]      do_syscall_64+0xc6/0x1e0
[ 9333.425933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9333.425933][T19513] 
[ 9333.428232][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9333.428232][T19513]      netdev_get_by_index+0x5e/0x80
[ 9333.428232][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9333.428232][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9333.428232][T19513]      ip6_route_add+0x1c/0x140
[ 9333.428232][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9333.428232][T19513]      addrconf_add_dev+0xe2/0x170
[ 9333.428232][T19513]      inet6_addr_add+0x12f/0xa40
[ 9333.428232][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9333.428232][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9333.428232][T19513]      netlink_rcv_skb+0x130/0x360
[ 9333.428232][T19513]      netlink_unicast+0x449/0x710
[ 9333.428232][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9333.428232][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9333.428232][T19513]      ___sys_sendmsg+0xee/0x170
[ 9333.428232][T19513]      __sys_sendmsg+0xcd/0x170
[ 9333.428232][T19513]      do_syscall_64+0xc6/0x1e0
[ 9333.428232][T19513] 
[ 9333.430496][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9333.430496][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9333.430496][T19513]      ipv6_find_idev+0x102/0x170
[ 9333.430496][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9333.430496][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9333.430496][T19513]      netlink_rcv_skb+0x130/0x360
[ 9333.430496][T19513]      netlink_unicast+0x449/0x710
[ 9333.430496][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9333.430496][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9333.430496][T19513]      ___sys_sendmsg+0xee/0x170
[ 9333.430496][T19513]      __sys_sendmsg+0xcd/0x170
[ 9333.430496][T19513]      do_syscall_64+0xc6/0x1e0
[ 9333.430496][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9333.430496][T19513] 
[ 9333.432260][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9333.432260][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9333.432260][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9333.432260][T19513]      ipv6_find_idev+0x102/0x170
[ 9333.432260][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9333.432260][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9333.432260][T19513]      netlink_rcv_skb+0x130/0x360
[ 9333.432260][T19513]      netlink_unicast+0x449/0x710
[ 9333.432260][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9333.432260][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9333.432260][T19513]      ___sys_sendmsg+0xee/0x170
[ 9333.432260][T19513]      __sys_sendmsg+0xcd/0x170
[ 9333.432260][T19513]      do_syscall_64+0xc6/0x1e0
[ 9333.432260][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9333.432260][T19513] 
[ 9343.671133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9343.671643][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9343.671643][T19513]      netdev_get_by_index+0x5e/0x80
[ 9343.671643][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9343.671643][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9343.671643][T19513]      ip6_route_add+0x1c/0x140
[ 9343.671643][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9343.671643][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9343.671643][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9343.671643][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9343.671643][T19513]      netlink_rcv_skb+0x130/0x360
[ 9343.671643][T19513]      netlink_unicast+0x449/0x710
[ 9343.671643][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9343.671643][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9343.671643][T19513]      ___sys_sendmsg+0xee/0x170
[ 9343.671643][T19513]      __sys_sendmsg+0xcd/0x170
[ 9343.671643][T19513]      do_syscall_64+0xc6/0x1e0
[ 9343.671643][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9343.671643][T19513] 
[ 9343.673983][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9343.673983][T19513]      netdev_get_by_index+0x5e/0x80
[ 9343.673983][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9343.673983][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9343.673983][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9343.673983][T19513]      ipv6_add_addr+0x411/0x2000
[ 9343.673983][T19513]      inet6_addr_add+0x30e/0xa40
[ 9343.673983][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9343.673983][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9343.673983][T19513]      netlink_rcv_skb+0x130/0x360
[ 9343.673983][T19513]      netlink_unicast+0x449/0x710
[ 9343.673983][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9343.673983][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9343.673983][T19513]      ___sys_sendmsg+0xee/0x170
[ 9343.673983][T19513]      __sys_sendmsg+0xcd/0x170
[ 9343.673983][T19513]      do_syscall_64+0xc6/0x1e0
[ 9343.673983][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9343.673983][T19513] 
[ 9343.676267][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9343.676267][T19513]      netdev_get_by_index+0x5e/0x80
[ 9343.676267][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9343.676267][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9343.676267][T19513]      ip6_route_add+0x1c/0x140
[ 9343.676267][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9343.676267][T19513]      addrconf_add_dev+0xe2/0x170
[ 9343.676267][T19513]      inet6_addr_add+0x12f/0xa40
[ 9343.676267][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9343.676267][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9343.676267][T19513]      netlink_rcv_skb+0x130/0x360
[ 9343.676267][T19513]      netlink_unicast+0x449/0x710
[ 9343.676267][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9343.676267][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9343.676267][T19513]      ___sys_sendmsg+0xee/0x170
[ 9343.676267][T19513]      __sys_sendmsg+0xcd/0x170
[ 9343.676267][T19513]      do_syscall_64+0xc6/0x1e0
[ 9343.676267][T19513] 
[ 9343.678525][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9343.678525][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9343.678525][T19513]      ipv6_find_idev+0x102/0x170
[ 9343.678525][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9343.678525][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9343.678525][T19513]      netlink_rcv_skb+0x130/0x360
[ 9343.678525][T19513]      netlink_unicast+0x449/0x710
[ 9343.678525][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9343.678525][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9343.678525][T19513]      ___sys_sendmsg+0xee/0x170
[ 9343.678525][T19513]      __sys_sendmsg+0xcd/0x170
[ 9343.678525][T19513]      do_syscall_64+0xc6/0x1e0
[ 9343.678525][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9343.678525][T19513] 
[ 9343.680282][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9343.680282][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9343.680282][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9343.680282][T19513]      ipv6_find_idev+0x102/0x170
[ 9343.680282][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9343.680282][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9343.680282][T19513]      netlink_rcv_skb+0x130/0x360
[ 9343.680282][T19513]      netlink_unicast+0x449/0x710
[ 9343.680282][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9343.680282][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9343.680282][T19513]      ___sys_sendmsg+0xee/0x170
[ 9343.680282][T19513]      __sys_sendmsg+0xcd/0x170
[ 9343.680282][T19513]      do_syscall_64+0xc6/0x1e0
[ 9343.680282][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9343.680282][T19513] 
[ 9353.919125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9353.919618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9353.919618][T19513]      netdev_get_by_index+0x5e/0x80
[ 9353.919618][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9353.919618][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9353.919618][T19513]      ip6_route_add+0x1c/0x140
[ 9353.919618][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9353.919618][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9353.919618][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9353.919618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9353.919618][T19513]      netlink_rcv_skb+0x130/0x360
[ 9353.919618][T19513]      netlink_unicast+0x449/0x710
[ 9353.919618][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9353.919618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9353.919618][T19513]      ___sys_sendmsg+0xee/0x170
[ 9353.919618][T19513]      __sys_sendmsg+0xcd/0x170
[ 9353.919618][T19513]      do_syscall_64+0xc6/0x1e0
[ 9353.919618][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9353.919618][T19513] 
[ 9353.921960][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9353.921960][T19513]      netdev_get_by_index+0x5e/0x80
[ 9353.921960][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9353.921960][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9353.921960][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9353.921960][T19513]      ipv6_add_addr+0x411/0x2000
[ 9353.921960][T19513]      inet6_addr_add+0x30e/0xa40
[ 9353.921960][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9353.921960][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9353.921960][T19513]      netlink_rcv_skb+0x130/0x360
[ 9353.921960][T19513]      netlink_unicast+0x449/0x710
[ 9353.921960][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9353.921960][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9353.921960][T19513]      ___sys_sendmsg+0xee/0x170
[ 9353.921960][T19513]      __sys_sendmsg+0xcd/0x170
[ 9353.921960][T19513]      do_syscall_64+0xc6/0x1e0
[ 9353.921960][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9353.921960][T19513] 
[ 9353.924279][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9353.924279][T19513]      netdev_get_by_index+0x5e/0x80
[ 9353.924279][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9353.924279][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9353.924279][T19513]      ip6_route_add+0x1c/0x140
[ 9353.924279][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9353.924279][T19513]      addrconf_add_dev+0xe2/0x170
[ 9353.924279][T19513]      inet6_addr_add+0x12f/0xa40
[ 9353.924279][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9353.924279][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9353.924279][T19513]      netlink_rcv_skb+0x130/0x360
[ 9353.924279][T19513]      netlink_unicast+0x449/0x710
[ 9353.924279][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9353.924279][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9353.924279][T19513]      ___sys_sendmsg+0xee/0x170
[ 9353.924279][T19513]      __sys_sendmsg+0xcd/0x170
[ 9353.924279][T19513]      do_syscall_64+0xc6/0x1e0
[ 9353.924279][T19513] 
[ 9353.926550][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9353.926550][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9353.926550][T19513]      ipv6_find_idev+0x102/0x170
[ 9353.926550][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9353.926550][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9353.926550][T19513]      netlink_rcv_skb+0x130/0x360
[ 9353.926550][T19513]      netlink_unicast+0x449/0x710
[ 9353.926550][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9353.926550][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9353.926550][T19513]      ___sys_sendmsg+0xee/0x170
[ 9353.926550][T19513]      __sys_sendmsg+0xcd/0x170
[ 9353.926550][T19513]      do_syscall_64+0xc6/0x1e0
[ 9353.926550][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9353.926550][T19513] 
[ 9353.928327][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9353.928327][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9353.928327][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9353.928327][T19513]      ipv6_find_idev+0x102/0x170
[ 9353.928327][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9353.928327][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9353.928327][T19513]      netlink_rcv_skb+0x130/0x360
[ 9353.928327][T19513]      netlink_unicast+0x449/0x710
[ 9353.928327][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9353.928327][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9353.928327][T19513]      ___sys_sendmsg+0xee/0x170
[ 9353.928327][T19513]      __sys_sendmsg+0xcd/0x170
[ 9353.928327][T19513]      do_syscall_64+0xc6/0x1e0
[ 9353.928327][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9353.928327][T19513] 
[ 9363.951124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9363.951589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9363.951589][T19513]      netdev_get_by_index+0x5e/0x80
[ 9363.951589][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9363.951589][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9363.951589][T19513]      ip6_route_add+0x1c/0x140
[ 9363.951589][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9363.951589][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9363.951589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9363.951589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9363.951589][T19513]      netlink_rcv_skb+0x130/0x360
[ 9363.951589][T19513]      netlink_unicast+0x449/0x710
[ 9363.951589][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9363.951589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9363.951589][T19513]      ___sys_sendmsg+0xee/0x170
[ 9363.951589][T19513]      __sys_sendmsg+0xcd/0x170
[ 9363.951589][T19513]      do_syscall_64+0xc6/0x1e0
[ 9363.951589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9363.951589][T19513] 
[ 9363.953922][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9363.953922][T19513]      netdev_get_by_index+0x5e/0x80
[ 9363.953922][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9363.953922][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9363.953922][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9363.953922][T19513]      ipv6_add_addr+0x411/0x2000
[ 9363.953922][T19513]      inet6_addr_add+0x30e/0xa40
[ 9363.953922][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9363.953922][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9363.953922][T19513]      netlink_rcv_skb+0x130/0x360
[ 9363.953922][T19513]      netlink_unicast+0x449/0x710
[ 9363.953922][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9363.953922][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9363.953922][T19513]      ___sys_sendmsg+0xee/0x170
[ 9363.953922][T19513]      __sys_sendmsg+0xcd/0x170
[ 9363.953922][T19513]      do_syscall_64+0xc6/0x1e0
[ 9363.953922][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9363.953922][T19513] 
[ 9363.956204][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9363.956204][T19513]      netdev_get_by_index+0x5e/0x80
[ 9363.956204][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9363.956204][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9363.956204][T19513]      ip6_route_add+0x1c/0x140
[ 9363.956204][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9363.956204][T19513]      addrconf_add_dev+0xe2/0x170
[ 9363.956204][T19513]      inet6_addr_add+0x12f/0xa40
[ 9363.956204][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9363.956204][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9363.956204][T19513]      netlink_rcv_skb+0x130/0x360
[ 9363.956204][T19513]      netlink_unicast+0x449/0x710
[ 9363.956204][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9363.956204][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9363.956204][T19513]      ___sys_sendmsg+0xee/0x170
[ 9363.956204][T19513]      __sys_sendmsg+0xcd/0x170
[ 9363.956204][T19513]      do_syscall_64+0xc6/0x1e0
[ 9363.956204][T19513] 
[ 9363.958450][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9363.958450][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9363.958450][T19513]      ipv6_find_idev+0x102/0x170
[ 9363.958450][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9363.958450][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9363.958450][T19513]      netlink_rcv_skb+0x130/0x360
[ 9363.958450][T19513]      netlink_unicast+0x449/0x710
[ 9363.958450][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9363.958450][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9363.958450][T19513]      ___sys_sendmsg+0xee/0x170
[ 9363.958450][T19513]      __sys_sendmsg+0xcd/0x170
[ 9363.958450][T19513]      do_syscall_64+0xc6/0x1e0
[ 9363.958450][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9363.958450][T19513] 
[ 9363.960211][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9363.960211][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9363.960211][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9363.960211][T19513]      ipv6_find_idev+0x102/0x170
[ 9363.960211][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9363.960211][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9363.960211][T19513]      netlink_rcv_skb+0x130/0x360
[ 9363.960211][T19513]      netlink_unicast+0x449/0x710
[ 9363.960211][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9363.960211][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9363.960211][T19513]      ___sys_sendmsg+0xee/0x170
[ 9363.960211][T19513]      __sys_sendmsg+0xcd/0x170
[ 9363.960211][T19513]      do_syscall_64+0xc6/0x1e0
[ 9363.960211][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9363.960211][T19513] 
[ 9374.063123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9374.063595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9374.063595][T19513]      netdev_get_by_index+0x5e/0x80
[ 9374.063595][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9374.063595][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9374.063595][T19513]      ip6_route_add+0x1c/0x140
[ 9374.063595][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9374.063595][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9374.063595][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9374.063595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9374.063595][T19513]      netlink_rcv_skb+0x130/0x360
[ 9374.063595][T19513]      netlink_unicast+0x449/0x710
[ 9374.063595][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9374.063595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9374.063595][T19513]      ___sys_sendmsg+0xee/0x170
[ 9374.063595][T19513]      __sys_sendmsg+0xcd/0x170
[ 9374.063595][T19513]      do_syscall_64+0xc6/0x1e0
[ 9374.063595][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9374.063595][T19513] 
[ 9374.065931][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9374.065931][T19513]      netdev_get_by_index+0x5e/0x80
[ 9374.065931][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9374.065931][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9374.065931][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9374.065931][T19513]      ipv6_add_addr+0x411/0x2000
[ 9374.065931][T19513]      inet6_addr_add+0x30e/0xa40
[ 9374.065931][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9374.065931][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9374.065931][T19513]      netlink_rcv_skb+0x130/0x360
[ 9374.065931][T19513]      netlink_unicast+0x449/0x710
[ 9374.065931][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9374.065931][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9374.065931][T19513]      ___sys_sendmsg+0xee/0x170
[ 9374.065931][T19513]      __sys_sendmsg+0xcd/0x170
[ 9374.065931][T19513]      do_syscall_64+0xc6/0x1e0
[ 9374.065931][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9374.065931][T19513] 
[ 9374.068218][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9374.068218][T19513]      netdev_get_by_index+0x5e/0x80
[ 9374.068218][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9374.068218][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9374.068218][T19513]      ip6_route_add+0x1c/0x140
[ 9374.068218][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9374.068218][T19513]      addrconf_add_dev+0xe2/0x170
[ 9374.068218][T19513]      inet6_addr_add+0x12f/0xa40
[ 9374.068218][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9374.068218][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9374.068218][T19513]      netlink_rcv_skb+0x130/0x360
[ 9374.068218][T19513]      netlink_unicast+0x449/0x710
[ 9374.068218][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9374.068218][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9374.068218][T19513]      ___sys_sendmsg+0xee/0x170
[ 9374.068218][T19513]      __sys_sendmsg+0xcd/0x170
[ 9374.068218][T19513]      do_syscall_64+0xc6/0x1e0
[ 9374.068218][T19513] 
[ 9374.070466][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9374.070466][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9374.070466][T19513]      ipv6_find_idev+0x102/0x170
[ 9374.070466][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9374.070466][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9374.070466][T19513]      netlink_rcv_skb+0x130/0x360
[ 9374.070466][T19513]      netlink_unicast+0x449/0x710
[ 9374.070466][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9374.070466][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9374.070466][T19513]      ___sys_sendmsg+0xee/0x170
[ 9374.070466][T19513]      __sys_sendmsg+0xcd/0x170
[ 9374.070466][T19513]      do_syscall_64+0xc6/0x1e0
[ 9374.070466][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9374.070466][T19513] 
[ 9374.072221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9374.072221][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9374.072221][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9374.072221][T19513]      ipv6_find_idev+0x102/0x170
[ 9374.072221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9374.072221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9374.072221][T19513]      netlink_rcv_skb+0x130/0x360
[ 9374.072221][T19513]      netlink_unicast+0x449/0x710
[ 9374.072221][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9374.072221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9374.072221][T19513]      ___sys_sendmsg+0xee/0x170
[ 9374.072221][T19513]      __sys_sendmsg+0xcd/0x170
[ 9374.072221][T19513]      do_syscall_64+0xc6/0x1e0
[ 9374.072221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9374.072221][T19513] 
[ 9384.311123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9384.311603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9384.311603][T19513]      netdev_get_by_index+0x5e/0x80
[ 9384.311603][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9384.311603][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9384.311603][T19513]      ip6_route_add+0x1c/0x140
[ 9384.311603][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9384.311603][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9384.311603][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9384.311603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9384.311603][T19513]      netlink_rcv_skb+0x130/0x360
[ 9384.311603][T19513]      netlink_unicast+0x449/0x710
[ 9384.311603][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9384.311603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9384.311603][T19513]      ___sys_sendmsg+0xee/0x170
[ 9384.311603][T19513]      __sys_sendmsg+0xcd/0x170
[ 9384.311603][T19513]      do_syscall_64+0xc6/0x1e0
[ 9384.311603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9384.311603][T19513] 
[ 9384.313933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9384.313933][T19513]      netdev_get_by_index+0x5e/0x80
[ 9384.313933][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9384.313933][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9384.313933][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9384.313933][T19513]      ipv6_add_addr+0x411/0x2000
[ 9384.313933][T19513]      inet6_addr_add+0x30e/0xa40
[ 9384.313933][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9384.313933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9384.313933][T19513]      netlink_rcv_skb+0x130/0x360
[ 9384.313933][T19513]      netlink_unicast+0x449/0x710
[ 9384.313933][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9384.313933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9384.313933][T19513]      ___sys_sendmsg+0xee/0x170
[ 9384.313933][T19513]      __sys_sendmsg+0xcd/0x170
[ 9384.313933][T19513]      do_syscall_64+0xc6/0x1e0
[ 9384.313933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9384.313933][T19513] 
[ 9384.316227][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9384.316227][T19513]      netdev_get_by_index+0x5e/0x80
[ 9384.316227][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9384.316227][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9384.316227][T19513]      ip6_route_add+0x1c/0x140
[ 9384.316227][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9384.316227][T19513]      addrconf_add_dev+0xe2/0x170
[ 9384.316227][T19513]      inet6_addr_add+0x12f/0xa40
[ 9384.316227][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9384.316227][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9384.316227][T19513]      netlink_rcv_skb+0x130/0x360
[ 9384.316227][T19513]      netlink_unicast+0x449/0x710
[ 9384.316227][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9384.316227][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9384.316227][T19513]      ___sys_sendmsg+0xee/0x170
[ 9384.316227][T19513]      __sys_sendmsg+0xcd/0x170
[ 9384.316227][T19513]      do_syscall_64+0xc6/0x1e0
[ 9384.316227][T19513] 
[ 9384.318475][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9384.318475][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9384.318475][T19513]      ipv6_find_idev+0x102/0x170
[ 9384.318475][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9384.318475][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9384.318475][T19513]      netlink_rcv_skb+0x130/0x360
[ 9384.318475][T19513]      netlink_unicast+0x449/0x710
[ 9384.318475][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9384.318475][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9384.318475][T19513]      ___sys_sendmsg+0xee/0x170
[ 9384.318475][T19513]      __sys_sendmsg+0xcd/0x170
[ 9384.318475][T19513]      do_syscall_64+0xc6/0x1e0
[ 9384.318475][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9384.318475][T19513] 
[ 9384.320245][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9384.320245][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9384.320245][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9384.320245][T19513]      ipv6_find_idev+0x102/0x170
[ 9384.320245][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9384.320245][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9384.320245][T19513]      netlink_rcv_skb+0x130/0x360
[ 9384.320245][T19513]      netlink_unicast+0x449/0x710
[ 9384.320245][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9384.320245][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9384.320245][T19513]      ___sys_sendmsg+0xee/0x170
[ 9384.320245][T19513]      __sys_sendmsg+0xcd/0x170
[ 9384.320245][T19513]      do_syscall_64+0xc6/0x1e0
[ 9384.320245][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9384.320245][T19513] 
[ 9394.559131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9394.559593][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9394.559593][T19513]      netdev_get_by_index+0x5e/0x80
[ 9394.559593][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9394.559593][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9394.559593][T19513]      ip6_route_add+0x1c/0x140
[ 9394.559593][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9394.559593][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9394.559593][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9394.559593][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9394.559593][T19513]      netlink_rcv_skb+0x130/0x360
[ 9394.559593][T19513]      netlink_unicast+0x449/0x710
[ 9394.559593][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9394.559593][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9394.559593][T19513]      ___sys_sendmsg+0xee/0x170
[ 9394.559593][T19513]      __sys_sendmsg+0xcd/0x170
[ 9394.559593][T19513]      do_syscall_64+0xc6/0x1e0
[ 9394.559593][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9394.559593][T19513] 
[ 9394.561927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9394.561927][T19513]      netdev_get_by_index+0x5e/0x80
[ 9394.561927][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9394.561927][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9394.561927][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9394.561927][T19513]      ipv6_add_addr+0x411/0x2000
[ 9394.561927][T19513]      inet6_addr_add+0x30e/0xa40
[ 9394.561927][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9394.561927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9394.561927][T19513]      netlink_rcv_skb+0x130/0x360
[ 9394.561927][T19513]      netlink_unicast+0x449/0x710
[ 9394.561927][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9394.561927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9394.561927][T19513]      ___sys_sendmsg+0xee/0x170
[ 9394.561927][T19513]      __sys_sendmsg+0xcd/0x170
[ 9394.561927][T19513]      do_syscall_64+0xc6/0x1e0
[ 9394.561927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9394.561927][T19513] 
[ 9394.564236][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9394.564236][T19513]      netdev_get_by_index+0x5e/0x80
[ 9394.564236][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9394.564236][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9394.564236][T19513]      ip6_route_add+0x1c/0x140
[ 9394.564236][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9394.564236][T19513]      addrconf_add_dev+0xe2/0x170
[ 9394.564236][T19513]      inet6_addr_add+0x12f/0xa40
[ 9394.564236][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9394.564236][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9394.564236][T19513]      netlink_rcv_skb+0x130/0x360
[ 9394.564236][T19513]      netlink_unicast+0x449/0x710
[ 9394.564236][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9394.564236][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9394.564236][T19513]      ___sys_sendmsg+0xee/0x170
[ 9394.564236][T19513]      __sys_sendmsg+0xcd/0x170
[ 9394.564236][T19513]      do_syscall_64+0xc6/0x1e0
[ 9394.564236][T19513] 
[ 9394.566482][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9394.566482][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9394.566482][T19513]      ipv6_find_idev+0x102/0x170
[ 9394.566482][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9394.566482][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9394.566482][T19513]      netlink_rcv_skb+0x130/0x360
[ 9394.566482][T19513]      netlink_unicast+0x449/0x710
[ 9394.566482][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9394.566482][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9394.566482][T19513]      ___sys_sendmsg+0xee/0x170
[ 9394.566482][T19513]      __sys_sendmsg+0xcd/0x170
[ 9394.566482][T19513]      do_syscall_64+0xc6/0x1e0
[ 9394.566482][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9394.566482][T19513] 
[ 9394.568242][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9394.568242][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9394.568242][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9394.568242][T19513]      ipv6_find_idev+0x102/0x170
[ 9394.568242][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9394.568242][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9394.568242][T19513]      netlink_rcv_skb+0x130/0x360
[ 9394.568242][T19513]      netlink_unicast+0x449/0x710
[ 9394.568242][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9394.568242][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9394.568242][T19513]      ___sys_sendmsg+0xee/0x170
[ 9394.568242][T19513]      __sys_sendmsg+0xcd/0x170
[ 9394.568242][T19513]      do_syscall_64+0xc6/0x1e0
[ 9394.568242][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9394.568242][T19513] 
[ 9404.807125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9404.807607][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9404.807607][T19513]      netdev_get_by_index+0x5e/0x80
[ 9404.807607][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9404.807607][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9404.807607][T19513]      ip6_route_add+0x1c/0x140
[ 9404.807607][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9404.807607][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9404.807607][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9404.807607][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9404.807607][T19513]      netlink_rcv_skb+0x130/0x360
[ 9404.807607][T19513]      netlink_unicast+0x449/0x710
[ 9404.807607][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9404.807607][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9404.807607][T19513]      ___sys_sendmsg+0xee/0x170
[ 9404.807607][T19513]      __sys_sendmsg+0xcd/0x170
[ 9404.807607][T19513]      do_syscall_64+0xc6/0x1e0
[ 9404.807607][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9404.807607][T19513] 
[ 9404.809948][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9404.809948][T19513]      netdev_get_by_index+0x5e/0x80
[ 9404.809948][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9404.809948][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9404.809948][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9404.809948][T19513]      ipv6_add_addr+0x411/0x2000
[ 9404.809948][T19513]      inet6_addr_add+0x30e/0xa40
[ 9404.809948][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9404.809948][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9404.809948][T19513]      netlink_rcv_skb+0x130/0x360
[ 9404.809948][T19513]      netlink_unicast+0x449/0x710
[ 9404.809948][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9404.809948][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9404.809948][T19513]      ___sys_sendmsg+0xee/0x170
[ 9404.809948][T19513]      __sys_sendmsg+0xcd/0x170
[ 9404.809948][T19513]      do_syscall_64+0xc6/0x1e0
[ 9404.809948][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9404.809948][T19513] 
[ 9404.812816][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9404.812816][T19513]      netdev_get_by_index+0x5e/0x80
[ 9404.812816][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9404.812816][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9404.812816][T19513]      ip6_route_add+0x1c/0x140
[ 9404.812816][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9404.812816][T19513]      addrconf_add_dev+0xe2/0x170
[ 9404.812816][T19513]      inet6_addr_add+0x12f/0xa40
[ 9404.812816][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9404.812816][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9404.812816][T19513]      netlink_rcv_skb+0x130/0x360
[ 9404.812816][T19513]      netlink_unicast+0x449/0x710
[ 9404.812816][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9404.812816][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9404.812816][T19513]      ___sys_sendmsg+0xee/0x170
[ 9404.812816][T19513]      __sys_sendmsg+0xcd/0x170
[ 9404.812816][T19513]      do_syscall_64+0xc6/0x1e0
[ 9404.812816][T19513] 
[ 9404.815084][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9404.815084][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9404.815084][T19513]      ipv6_find_idev+0x102/0x170
[ 9404.815084][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9404.815084][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9404.815084][T19513]      netlink_rcv_skb+0x130/0x360
[ 9404.815084][T19513]      netlink_unicast+0x449/0x710
[ 9404.815084][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9404.815084][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9404.815084][T19513]      ___sys_sendmsg+0xee/0x170
[ 9404.815084][T19513]      __sys_sendmsg+0xcd/0x170
[ 9404.815084][T19513]      do_syscall_64+0xc6/0x1e0
[ 9404.815084][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9404.815084][T19513] 
[ 9404.816844][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9404.816844][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9404.816844][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9404.816844][T19513]      ipv6_find_idev+0x102/0x170
[ 9404.816844][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9404.816844][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9404.816844][T19513]      netlink_rcv_skb+0x130/0x360
[ 9404.816844][T19513]      netlink_unicast+0x449/0x710
[ 9404.816844][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9404.816844][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9404.816844][T19513]      ___sys_sendmsg+0xee/0x170
[ 9404.816844][T19513]      __sys_sendmsg+0xcd/0x170
[ 9404.816844][T19513]      do_syscall_64+0xc6/0x1e0
[ 9404.816844][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9404.816844][T19513] 
[ 9414.927149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9414.927628][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9414.927628][T19513]      netdev_get_by_index+0x5e/0x80
[ 9414.927628][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9414.927628][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9414.927628][T19513]      ip6_route_add+0x1c/0x140
[ 9414.927628][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9414.927628][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9414.927628][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9414.927628][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9414.927628][T19513]      netlink_rcv_skb+0x130/0x360
[ 9414.927628][T19513]      netlink_unicast+0x449/0x710
[ 9414.927628][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9414.927628][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9414.927628][T19513]      ___sys_sendmsg+0xee/0x170
[ 9414.927628][T19513]      __sys_sendmsg+0xcd/0x170
[ 9414.927628][T19513]      do_syscall_64+0xc6/0x1e0
[ 9414.927628][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9414.927628][T19513] 
[ 9414.929943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9414.929943][T19513]      netdev_get_by_index+0x5e/0x80
[ 9414.929943][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9414.929943][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9414.929943][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9414.929943][T19513]      ipv6_add_addr+0x411/0x2000
[ 9414.929943][T19513]      inet6_addr_add+0x30e/0xa40
[ 9414.929943][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9414.929943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9414.929943][T19513]      netlink_rcv_skb+0x130/0x360
[ 9414.929943][T19513]      netlink_unicast+0x449/0x710
[ 9414.929943][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9414.929943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9414.929943][T19513]      ___sys_sendmsg+0xee/0x170
[ 9414.929943][T19513]      __sys_sendmsg+0xcd/0x170
[ 9414.929943][T19513]      do_syscall_64+0xc6/0x1e0
[ 9414.929943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9414.929943][T19513] 
[ 9414.932618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9414.932618][T19513]      netdev_get_by_index+0x5e/0x80
[ 9414.932618][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9414.932618][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9414.932618][T19513]      ip6_route_add+0x1c/0x140
[ 9414.932618][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9414.932618][T19513]      addrconf_add_dev+0xe2/0x170
[ 9414.932618][T19513]      inet6_addr_add+0x12f/0xa40
[ 9414.932618][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9414.932618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9414.932618][T19513]      netlink_rcv_skb+0x130/0x360
[ 9414.932618][T19513]      netlink_unicast+0x449/0x710
[ 9414.932618][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9414.932618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9414.932618][T19513]      ___sys_sendmsg+0xee/0x170
[ 9414.932618][T19513]      __sys_sendmsg+0xcd/0x170
[ 9414.932618][T19513]      do_syscall_64+0xc6/0x1e0
[ 9414.932618][T19513] 
[ 9414.934871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9414.934871][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9414.934871][T19513]      ipv6_find_idev+0x102/0x170
[ 9414.934871][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9414.934871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9414.934871][T19513]      netlink_rcv_skb+0x130/0x360
[ 9414.934871][T19513]      netlink_unicast+0x449/0x710
[ 9414.934871][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9414.934871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9414.934871][T19513]      ___sys_sendmsg+0xee/0x170
[ 9414.934871][T19513]      __sys_sendmsg+0xcd/0x170
[ 9414.934871][T19513]      do_syscall_64+0xc6/0x1e0
[ 9414.934871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9414.934871][T19513] 
[ 9414.936630][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9414.936630][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9414.936630][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9414.936630][T19513]      ipv6_find_idev+0x102/0x170
[ 9414.936630][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9414.936630][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9414.936630][T19513]      netlink_rcv_skb+0x130/0x360
[ 9414.936630][T19513]      netlink_unicast+0x449/0x710
[ 9414.936630][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9414.936630][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9414.936630][T19513]      ___sys_sendmsg+0xee/0x170
[ 9414.936630][T19513]      __sys_sendmsg+0xcd/0x170
[ 9414.936630][T19513]      do_syscall_64+0xc6/0x1e0
[ 9414.936630][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9414.936630][T19513] 
[ 9425.143074][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9425.143552][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9425.143552][T19513]      netdev_get_by_index+0x5e/0x80
[ 9425.143552][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9425.143552][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9425.143552][T19513]      ip6_route_add+0x1c/0x140
[ 9425.143552][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9425.143552][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9425.143552][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9425.143552][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9425.143552][T19513]      netlink_rcv_skb+0x130/0x360
[ 9425.143552][T19513]      netlink_unicast+0x449/0x710
[ 9425.143552][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9425.143552][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9425.143552][T19513]      ___sys_sendmsg+0xee/0x170
[ 9425.143552][T19513]      __sys_sendmsg+0xcd/0x170
[ 9425.143552][T19513]      do_syscall_64+0xc6/0x1e0
[ 9425.143552][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9425.143552][T19513] 
[ 9425.146003][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9425.146003][T19513]      netdev_get_by_index+0x5e/0x80
[ 9425.146003][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9425.146003][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9425.146003][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9425.146003][T19513]      ipv6_add_addr+0x411/0x2000
[ 9425.146003][T19513]      inet6_addr_add+0x30e/0xa40
[ 9425.146003][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9425.146003][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9425.146003][T19513]      netlink_rcv_skb+0x130/0x360
[ 9425.146003][T19513]      netlink_unicast+0x449/0x710
[ 9425.146003][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9425.146003][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9425.146003][T19513]      ___sys_sendmsg+0xee/0x170
[ 9425.146003][T19513]      __sys_sendmsg+0xcd/0x170
[ 9425.146003][T19513]      do_syscall_64+0xc6/0x1e0
[ 9425.146003][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9425.146003][T19513] 
[ 9425.148436][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9425.148436][T19513]      netdev_get_by_index+0x5e/0x80
[ 9425.148436][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9425.148436][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9425.148436][T19513]      ip6_route_add+0x1c/0x140
[ 9425.148436][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9425.148436][T19513]      addrconf_add_dev+0xe2/0x170
[ 9425.148436][T19513]      inet6_addr_add+0x12f/0xa40
[ 9425.148436][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9425.148436][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9425.148436][T19513]      netlink_rcv_skb+0x130/0x360
[ 9425.148436][T19513]      netlink_unicast+0x449/0x710
[ 9425.148436][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9425.148436][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9425.148436][T19513]      ___sys_sendmsg+0xee/0x170
[ 9425.148436][T19513]      __sys_sendmsg+0xcd/0x170
[ 9425.148436][T19513]      do_syscall_64+0xc6/0x1e0
[ 9425.148436][T19513] 
[ 9425.150841][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9425.150841][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9425.150841][T19513]      ipv6_find_idev+0x102/0x170
[ 9425.150841][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9425.150841][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9425.150841][T19513]      netlink_rcv_skb+0x130/0x360
[ 9425.150841][T19513]      netlink_unicast+0x449/0x710
[ 9425.150841][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9425.150841][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9425.150841][T19513]      ___sys_sendmsg+0xee/0x170
[ 9425.150841][T19513]      __sys_sendmsg+0xcd/0x170
[ 9425.150841][T19513]      do_syscall_64+0xc6/0x1e0
[ 9425.150841][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9425.150841][T19513] 
[ 9425.152942][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9425.152942][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9425.152942][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9425.152942][T19513]      ipv6_find_idev+0x102/0x170
[ 9425.152942][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9425.152942][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9425.152942][T19513]      netlink_rcv_skb+0x130/0x360
[ 9425.152942][T19513]      netlink_unicast+0x449/0x710
[ 9425.152942][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9425.152942][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9425.152942][T19513]      ___sys_sendmsg+0xee/0x170
[ 9425.152942][T19513]      __sys_sendmsg+0xcd/0x170
[ 9425.152942][T19513]      do_syscall_64+0xc6/0x1e0
[ 9425.152942][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9425.152942][T19513] 
[ 9435.391144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9435.391608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9435.391608][T19513]      netdev_get_by_index+0x5e/0x80
[ 9435.391608][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9435.391608][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9435.391608][T19513]      ip6_route_add+0x1c/0x140
[ 9435.391608][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9435.391608][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9435.391608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9435.391608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9435.391608][T19513]      netlink_rcv_skb+0x130/0x360
[ 9435.391608][T19513]      netlink_unicast+0x449/0x710
[ 9435.391608][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9435.391608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9435.391608][T19513]      ___sys_sendmsg+0xee/0x170
[ 9435.391608][T19513]      __sys_sendmsg+0xcd/0x170
[ 9435.391608][T19513]      do_syscall_64+0xc6/0x1e0
[ 9435.391608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9435.391608][T19513] 
[ 9435.393940][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9435.393940][T19513]      netdev_get_by_index+0x5e/0x80
[ 9435.393940][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9435.393940][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9435.393940][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9435.393940][T19513]      ipv6_add_addr+0x411/0x2000
[ 9435.393940][T19513]      inet6_addr_add+0x30e/0xa40
[ 9435.393940][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9435.393940][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9435.393940][T19513]      netlink_rcv_skb+0x130/0x360
[ 9435.393940][T19513]      netlink_unicast+0x449/0x710
[ 9435.393940][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9435.393940][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9435.393940][T19513]      ___sys_sendmsg+0xee/0x170
[ 9435.393940][T19513]      __sys_sendmsg+0xcd/0x170
[ 9435.393940][T19513]      do_syscall_64+0xc6/0x1e0
[ 9435.393940][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9435.393940][T19513] 
[ 9435.396756][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9435.396756][T19513]      netdev_get_by_index+0x5e/0x80
[ 9435.396756][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9435.396756][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9435.396756][T19513]      ip6_route_add+0x1c/0x140
[ 9435.396756][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9435.396756][T19513]      addrconf_add_dev+0xe2/0x170
[ 9435.396756][T19513]      inet6_addr_add+0x12f/0xa40
[ 9435.396756][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9435.396756][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9435.396756][T19513]      netlink_rcv_skb+0x130/0x360
[ 9435.396756][T19513]      netlink_unicast+0x449/0x710
[ 9435.396756][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9435.396756][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9435.396756][T19513]      ___sys_sendmsg+0xee/0x170
[ 9435.396756][T19513]      __sys_sendmsg+0xcd/0x170
[ 9435.396756][T19513]      do_syscall_64+0xc6/0x1e0
[ 9435.396756][T19513] 
[ 9435.399003][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9435.399003][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9435.399003][T19513]      ipv6_find_idev+0x102/0x170
[ 9435.399003][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9435.399003][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9435.399003][T19513]      netlink_rcv_skb+0x130/0x360
[ 9435.399003][T19513]      netlink_unicast+0x449/0x710
[ 9435.399003][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9435.399003][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9435.399003][T19513]      ___sys_sendmsg+0xee/0x170
[ 9435.399003][T19513]      __sys_sendmsg+0xcd/0x170
[ 9435.399003][T19513]      do_syscall_64+0xc6/0x1e0
[ 9435.399003][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9435.399003][T19513] 
[ 9435.400762][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9435.400762][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9435.400762][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9435.400762][T19513]      ipv6_find_idev+0x102/0x170
[ 9435.400762][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9435.400762][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9435.400762][T19513]      netlink_rcv_skb+0x130/0x360
[ 9435.400762][T19513]      netlink_unicast+0x449/0x710
[ 9435.400762][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9435.400762][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9435.400762][T19513]      ___sys_sendmsg+0xee/0x170
[ 9435.400762][T19513]      __sys_sendmsg+0xcd/0x170
[ 9435.400762][T19513]      do_syscall_64+0xc6/0x1e0
[ 9435.400762][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9435.400762][T19513] 
[ 9445.647123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9445.647612][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9445.647612][T19513]      netdev_get_by_index+0x5e/0x80
[ 9445.647612][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9445.647612][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9445.647612][T19513]      ip6_route_add+0x1c/0x140
[ 9445.647612][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9445.647612][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9445.647612][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9445.647612][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9445.647612][T19513]      netlink_rcv_skb+0x130/0x360
[ 9445.647612][T19513]      netlink_unicast+0x449/0x710
[ 9445.647612][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9445.647612][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9445.647612][T19513]      ___sys_sendmsg+0xee/0x170
[ 9445.647612][T19513]      __sys_sendmsg+0xcd/0x170
[ 9445.647612][T19513]      do_syscall_64+0xc6/0x1e0
[ 9445.647612][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9445.647612][T19513] 
[ 9445.650249][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9445.650249][T19513]      netdev_get_by_index+0x5e/0x80
[ 9445.650249][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9445.650249][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9445.650249][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9445.650249][T19513]      ipv6_add_addr+0x411/0x2000
[ 9445.650249][T19513]      inet6_addr_add+0x30e/0xa40
[ 9445.650249][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9445.650249][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9445.650249][T19513]      netlink_rcv_skb+0x130/0x360
[ 9445.650249][T19513]      netlink_unicast+0x449/0x710
[ 9445.650249][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9445.650249][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9445.650249][T19513]      ___sys_sendmsg+0xee/0x170
[ 9445.650249][T19513]      __sys_sendmsg+0xcd/0x170
[ 9445.650249][T19513]      do_syscall_64+0xc6/0x1e0
[ 9445.650249][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9445.650249][T19513] 
[ 9445.652865][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9445.652865][T19513]      netdev_get_by_index+0x5e/0x80
[ 9445.652865][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9445.652865][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9445.652865][T19513]      ip6_route_add+0x1c/0x140
[ 9445.652865][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9445.652865][T19513]      addrconf_add_dev+0xe2/0x170
[ 9445.652865][T19513]      inet6_addr_add+0x12f/0xa40
[ 9445.652865][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9445.652865][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9445.652865][T19513]      netlink_rcv_skb+0x130/0x360
[ 9445.652865][T19513]      netlink_unicast+0x449/0x710
[ 9445.652865][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9445.652865][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9445.652865][T19513]      ___sys_sendmsg+0xee/0x170
[ 9445.652865][T19513]      __sys_sendmsg+0xcd/0x170
[ 9445.652865][T19513]      do_syscall_64+0xc6/0x1e0
[ 9445.652865][T19513] 
[ 9445.655435][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9445.655435][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9445.655435][T19513]      ipv6_find_idev+0x102/0x170
[ 9445.655435][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9445.655435][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9445.655435][T19513]      netlink_rcv_skb+0x130/0x360
[ 9445.655435][T19513]      netlink_unicast+0x449/0x710
[ 9445.655435][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9445.655435][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9445.655435][T19513]      ___sys_sendmsg+0xee/0x170
[ 9445.655435][T19513]      __sys_sendmsg+0xcd/0x170
[ 9445.655435][T19513]      do_syscall_64+0xc6/0x1e0
[ 9445.655435][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9445.655435][T19513] 
[ 9445.657437][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9445.657437][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9445.657437][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9445.657437][T19513]      ipv6_find_idev+0x102/0x170
[ 9445.657437][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9445.657437][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9445.657437][T19513]      netlink_rcv_skb+0x130/0x360
[ 9445.657437][T19513]      netlink_unicast+0x449/0x710
[ 9445.657437][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9445.657437][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9445.657437][T19513]      ___sys_sendmsg+0xee/0x170
[ 9445.657437][T19513]      __sys_sendmsg+0xcd/0x170
[ 9445.657437][T19513]      do_syscall_64+0xc6/0x1e0
[ 9445.657437][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9445.657437][T19513] 
[ 9455.895131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9455.895549][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9455.895549][T19513]      netdev_get_by_index+0x5e/0x80
[ 9455.895549][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9455.895549][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9455.895549][T19513]      ip6_route_add+0x1c/0x140
[ 9455.895549][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9455.895549][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9455.895549][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9455.895549][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9455.895549][T19513]      netlink_rcv_skb+0x130/0x360
[ 9455.895549][T19513]      netlink_unicast+0x449/0x710
[ 9455.895549][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9455.895549][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9455.895549][T19513]      ___sys_sendmsg+0xee/0x170
[ 9455.895549][T19513]      __sys_sendmsg+0xcd/0x170
[ 9455.895549][T19513]      do_syscall_64+0xc6/0x1e0
[ 9455.895549][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9455.895549][T19513] 
[ 9455.898415][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9455.898415][T19513]      netdev_get_by_index+0x5e/0x80
[ 9455.898415][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9455.898415][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9455.898415][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9455.898415][T19513]      ipv6_add_addr+0x411/0x2000
[ 9455.898415][T19513]      inet6_addr_add+0x30e/0xa40
[ 9455.898415][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9455.898415][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9455.898415][T19513]      netlink_rcv_skb+0x130/0x360
[ 9455.898415][T19513]      netlink_unicast+0x449/0x710
[ 9455.898415][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9455.898415][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9455.898415][T19513]      ___sys_sendmsg+0xee/0x170
[ 9455.898415][T19513]      __sys_sendmsg+0xcd/0x170
[ 9455.898415][T19513]      do_syscall_64+0xc6/0x1e0
[ 9455.898415][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9455.898415][T19513] 
[ 9455.900705][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9455.900705][T19513]      netdev_get_by_index+0x5e/0x80
[ 9455.900705][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9455.900705][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9455.900705][T19513]      ip6_route_add+0x1c/0x140
[ 9455.900705][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9455.900705][T19513]      addrconf_add_dev+0xe2/0x170
[ 9455.900705][T19513]      inet6_addr_add+0x12f/0xa40
[ 9455.900705][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9455.900705][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9455.900705][T19513]      netlink_rcv_skb+0x130/0x360
[ 9455.900705][T19513]      netlink_unicast+0x449/0x710
[ 9455.900705][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9455.900705][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9455.900705][T19513]      ___sys_sendmsg+0xee/0x170
[ 9455.900705][T19513]      __sys_sendmsg+0xcd/0x170
[ 9455.900705][T19513]      do_syscall_64+0xc6/0x1e0
[ 9455.900705][T19513] 
[ 9455.902948][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9455.902948][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9455.902948][T19513]      ipv6_find_idev+0x102/0x170
[ 9455.902948][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9455.902948][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9455.902948][T19513]      netlink_rcv_skb+0x130/0x360
[ 9455.902948][T19513]      netlink_unicast+0x449/0x710
[ 9455.902948][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9455.902948][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9455.902948][T19513]      ___sys_sendmsg+0xee/0x170
[ 9455.902948][T19513]      __sys_sendmsg+0xcd/0x170
[ 9455.902948][T19513]      do_syscall_64+0xc6/0x1e0
[ 9455.902948][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9455.902948][T19513] 
[ 9455.904722][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9455.904722][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9455.904722][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9455.904722][T19513]      ipv6_find_idev+0x102/0x170
[ 9455.904722][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9455.904722][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9455.904722][T19513]      netlink_rcv_skb+0x130/0x360
[ 9455.904722][T19513]      netlink_unicast+0x449/0x710
[ 9455.904722][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9455.904722][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9455.904722][T19513]      ___sys_sendmsg+0xee/0x170
[ 9455.904722][T19513]      __sys_sendmsg+0xcd/0x170
[ 9455.904722][T19513]      do_syscall_64+0xc6/0x1e0
[ 9455.904722][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9455.904722][T19513] 
[ 9465.959158][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9465.959667][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9465.959667][T19513]      netdev_get_by_index+0x5e/0x80
[ 9465.959667][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9465.959667][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9465.959667][T19513]      ip6_route_add+0x1c/0x140
[ 9465.959667][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9465.959667][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9465.959667][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9465.959667][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9465.959667][T19513]      netlink_rcv_skb+0x130/0x360
[ 9465.959667][T19513]      netlink_unicast+0x449/0x710
[ 9465.959667][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9465.959667][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9465.959667][T19513]      ___sys_sendmsg+0xee/0x170
[ 9465.959667][T19513]      __sys_sendmsg+0xcd/0x170
[ 9465.959667][T19513]      do_syscall_64+0xc6/0x1e0
[ 9465.959667][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9465.959667][T19513] 
[ 9465.962225][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9465.962225][T19513]      netdev_get_by_index+0x5e/0x80
[ 9465.962225][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9465.962225][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9465.962225][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9465.962225][T19513]      ipv6_add_addr+0x411/0x2000
[ 9465.962225][T19513]      inet6_addr_add+0x30e/0xa40
[ 9465.962225][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9465.962225][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9465.962225][T19513]      netlink_rcv_skb+0x130/0x360
[ 9465.962225][T19513]      netlink_unicast+0x449/0x710
[ 9465.962225][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9465.962225][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9465.962225][T19513]      ___sys_sendmsg+0xee/0x170
[ 9465.962225][T19513]      __sys_sendmsg+0xcd/0x170
[ 9465.962225][T19513]      do_syscall_64+0xc6/0x1e0
[ 9465.962225][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9465.962225][T19513] 
[ 9465.964718][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9465.964718][T19513]      netdev_get_by_index+0x5e/0x80
[ 9465.964718][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9465.964718][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9465.964718][T19513]      ip6_route_add+0x1c/0x140
[ 9465.964718][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9465.964718][T19513]      addrconf_add_dev+0xe2/0x170
[ 9465.964718][T19513]      inet6_addr_add+0x12f/0xa40
[ 9465.964718][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9465.964718][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9465.964718][T19513]      netlink_rcv_skb+0x130/0x360
[ 9465.964718][T19513]      netlink_unicast+0x449/0x710
[ 9465.964718][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9465.964718][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9465.964718][T19513]      ___sys_sendmsg+0xee/0x170
[ 9465.964718][T19513]      __sys_sendmsg+0xcd/0x170
[ 9465.964718][T19513]      do_syscall_64+0xc6/0x1e0
[ 9465.964718][T19513] 
[ 9465.967215][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9465.967215][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9465.967215][T19513]      ipv6_find_idev+0x102/0x170
[ 9465.967215][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9465.967215][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9465.967215][T19513]      netlink_rcv_skb+0x130/0x360
[ 9465.967215][T19513]      netlink_unicast+0x449/0x710
[ 9465.967215][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9465.967215][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9465.967215][T19513]      ___sys_sendmsg+0xee/0x170
[ 9465.967215][T19513]      __sys_sendmsg+0xcd/0x170
[ 9465.967215][T19513]      do_syscall_64+0xc6/0x1e0
[ 9465.967215][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9465.967215][T19513] 
[ 9465.969180][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9465.969180][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9465.969180][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9465.969180][T19513]      ipv6_find_idev+0x102/0x170
[ 9465.969180][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9465.969180][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9465.969180][T19513]      netlink_rcv_skb+0x130/0x360
[ 9465.969180][T19513]      netlink_unicast+0x449/0x710
[ 9465.969180][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9465.969180][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9465.969180][T19513]      ___sys_sendmsg+0xee/0x170
[ 9465.969180][T19513]      __sys_sendmsg+0xcd/0x170
[ 9465.969180][T19513]      do_syscall_64+0xc6/0x1e0
[ 9465.969180][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9465.969180][T19513] 
[ 9476.223149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9476.223631][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9476.223631][T19513]      netdev_get_by_index+0x5e/0x80
[ 9476.223631][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9476.223631][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9476.223631][T19513]      ip6_route_add+0x1c/0x140
[ 9476.223631][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9476.223631][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9476.223631][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9476.223631][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9476.223631][T19513]      netlink_rcv_skb+0x130/0x360
[ 9476.223631][T19513]      netlink_unicast+0x449/0x710
[ 9476.223631][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9476.223631][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9476.223631][T19513]      ___sys_sendmsg+0xee/0x170
[ 9476.223631][T19513]      __sys_sendmsg+0xcd/0x170
[ 9476.223631][T19513]      do_syscall_64+0xc6/0x1e0
[ 9476.223631][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9476.223631][T19513] 
[ 9476.226291][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9476.226291][T19513]      netdev_get_by_index+0x5e/0x80
[ 9476.226291][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9476.226291][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9476.226291][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9476.226291][T19513]      ipv6_add_addr+0x411/0x2000
[ 9476.226291][T19513]      inet6_addr_add+0x30e/0xa40
[ 9476.226291][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9476.226291][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9476.226291][T19513]      netlink_rcv_skb+0x130/0x360
[ 9476.226291][T19513]      netlink_unicast+0x449/0x710
[ 9476.226291][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9476.226291][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9476.226291][T19513]      ___sys_sendmsg+0xee/0x170
[ 9476.226291][T19513]      __sys_sendmsg+0xcd/0x170
[ 9476.226291][T19513]      do_syscall_64+0xc6/0x1e0
[ 9476.226291][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9476.226291][T19513] 
[ 9476.228888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9476.228888][T19513]      netdev_get_by_index+0x5e/0x80
[ 9476.228888][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9476.228888][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9476.228888][T19513]      ip6_route_add+0x1c/0x140
[ 9476.228888][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9476.228888][T19513]      addrconf_add_dev+0xe2/0x170
[ 9476.228888][T19513]      inet6_addr_add+0x12f/0xa40
[ 9476.228888][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9476.228888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9476.228888][T19513]      netlink_rcv_skb+0x130/0x360
[ 9476.228888][T19513]      netlink_unicast+0x449/0x710
[ 9476.228888][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9476.228888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9476.228888][T19513]      ___sys_sendmsg+0xee/0x170
[ 9476.228888][T19513]      __sys_sendmsg+0xcd/0x170
[ 9476.228888][T19513]      do_syscall_64+0xc6/0x1e0
[ 9476.228888][T19513] 
[ 9476.231437][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9476.231437][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9476.231437][T19513]      ipv6_find_idev+0x102/0x170
[ 9476.231437][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9476.231437][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9476.231437][T19513]      netlink_rcv_skb+0x130/0x360
[ 9476.231437][T19513]      netlink_unicast+0x449/0x710
[ 9476.231437][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9476.231437][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9476.231437][T19513]      ___sys_sendmsg+0xee/0x170
[ 9476.231437][T19513]      __sys_sendmsg+0xcd/0x170
[ 9476.231437][T19513]      do_syscall_64+0xc6/0x1e0
[ 9476.231437][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9476.231437][T19513] 
[ 9476.233444][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9476.233444][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9476.233444][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9476.233444][T19513]      ipv6_find_idev+0x102/0x170
[ 9476.233444][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9476.233444][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9476.233444][T19513]      netlink_rcv_skb+0x130/0x360
[ 9476.233444][T19513]      netlink_unicast+0x449/0x710
[ 9476.233444][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9476.233444][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9476.233444][T19513]      ___sys_sendmsg+0xee/0x170
[ 9476.233444][T19513]      __sys_sendmsg+0xcd/0x170
[ 9476.233444][T19513]      do_syscall_64+0xc6/0x1e0
[ 9476.233444][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9476.233444][T19513] 
[ 9486.487134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9486.487661][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9486.487661][T19513]      netdev_get_by_index+0x5e/0x80
[ 9486.487661][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9486.487661][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9486.487661][T19513]      ip6_route_add+0x1c/0x140
[ 9486.487661][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9486.487661][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9486.487661][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9486.487661][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9486.487661][T19513]      netlink_rcv_skb+0x130/0x360
[ 9486.487661][T19513]      netlink_unicast+0x449/0x710
[ 9486.487661][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9486.487661][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9486.487661][T19513]      ___sys_sendmsg+0xee/0x170
[ 9486.487661][T19513]      __sys_sendmsg+0xcd/0x170
[ 9486.487661][T19513]      do_syscall_64+0xc6/0x1e0
[ 9486.487661][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9486.487661][T19513] 
[ 9486.491412][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9486.491412][T19513]      netdev_get_by_index+0x5e/0x80
[ 9486.491412][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9486.491412][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9486.491412][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9486.491412][T19513]      ipv6_add_addr+0x411/0x2000
[ 9486.491412][T19513]      inet6_addr_add+0x30e/0xa40
[ 9486.491412][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9486.491412][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9486.491412][T19513]      netlink_rcv_skb+0x130/0x360
[ 9486.491412][T19513]      netlink_unicast+0x449/0x710
[ 9486.491412][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9486.491412][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9486.491412][T19513]      ___sys_sendmsg+0xee/0x170
[ 9486.491412][T19513]      __sys_sendmsg+0xcd/0x170
[ 9486.491412][T19513]      do_syscall_64+0xc6/0x1e0
[ 9486.491412][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9486.491412][T19513] 
[ 9486.495151][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9486.495151][T19513]      netdev_get_by_index+0x5e/0x80
[ 9486.495151][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9486.495151][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9486.495151][T19513]      ip6_route_add+0x1c/0x140
[ 9486.495151][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9486.495151][T19513]      addrconf_add_dev+0xe2/0x170
[ 9486.495151][T19513]      inet6_addr_add+0x12f/0xa40
[ 9486.495151][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9486.495151][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9486.495151][T19513]      netlink_rcv_skb+0x130/0x360
[ 9486.495151][T19513]      netlink_unicast+0x449/0x710
[ 9486.495151][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9486.495151][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9486.495151][T19513]      ___sys_sendmsg+0xee/0x170
[ 9486.495151][T19513]      __sys_sendmsg+0xcd/0x170
[ 9486.495151][T19513]      do_syscall_64+0xc6/0x1e0
[ 9486.495151][T19513] 
[ 9486.498837][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9486.498837][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9486.498837][T19513]      ipv6_find_idev+0x102/0x170
[ 9486.498837][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9486.498837][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9486.498837][T19513]      netlink_rcv_skb+0x130/0x360
[ 9486.498837][T19513]      netlink_unicast+0x449/0x710
[ 9486.498837][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9486.498837][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9486.498837][T19513]      ___sys_sendmsg+0xee/0x170
[ 9486.498837][T19513]      __sys_sendmsg+0xcd/0x170
[ 9486.498837][T19513]      do_syscall_64+0xc6/0x1e0
[ 9486.498837][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9486.498837][T19513] 
[ 9486.501706][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9486.501706][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9486.501706][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9486.501706][T19513]      ipv6_find_idev+0x102/0x170
[ 9486.501706][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9486.501706][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9486.501706][T19513]      netlink_rcv_skb+0x130/0x360
[ 9486.501706][T19513]      netlink_unicast+0x449/0x710
[ 9486.501706][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9486.501706][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9486.501706][T19513]      ___sys_sendmsg+0xee/0x170
[ 9486.501706][T19513]      __sys_sendmsg+0xcd/0x170
[ 9486.501706][T19513]      do_syscall_64+0xc6/0x1e0
[ 9486.501706][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9486.501706][T19513] 
[ 9496.703130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9496.703541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9496.703541][T19513]      netdev_get_by_index+0x5e/0x80
[ 9496.703541][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9496.703541][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9496.703541][T19513]      ip6_route_add+0x1c/0x140
[ 9496.703541][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9496.703541][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9496.703541][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9496.703541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9496.703541][T19513]      netlink_rcv_skb+0x130/0x360
[ 9496.703541][T19513]      netlink_unicast+0x449/0x710
[ 9496.703541][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9496.703541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9496.703541][T19513]      ___sys_sendmsg+0xee/0x170
[ 9496.703541][T19513]      __sys_sendmsg+0xcd/0x170
[ 9496.703541][T19513]      do_syscall_64+0xc6/0x1e0
[ 9496.703541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9496.703541][T19513] 
[ 9496.705879][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9496.705879][T19513]      netdev_get_by_index+0x5e/0x80
[ 9496.705879][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9496.705879][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9496.705879][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9496.705879][T19513]      ipv6_add_addr+0x411/0x2000
[ 9496.705879][T19513]      inet6_addr_add+0x30e/0xa40
[ 9496.705879][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9496.705879][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9496.705879][T19513]      netlink_rcv_skb+0x130/0x360
[ 9496.705879][T19513]      netlink_unicast+0x449/0x710
[ 9496.705879][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9496.705879][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9496.705879][T19513]      ___sys_sendmsg+0xee/0x170
[ 9496.705879][T19513]      __sys_sendmsg+0xcd/0x170
[ 9496.705879][T19513]      do_syscall_64+0xc6/0x1e0
[ 9496.705879][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9496.705879][T19513] 
[ 9496.708180][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9496.708180][T19513]      netdev_get_by_index+0x5e/0x80
[ 9496.708180][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9496.708180][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9496.708180][T19513]      ip6_route_add+0x1c/0x140
[ 9496.708180][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9496.708180][T19513]      addrconf_add_dev+0xe2/0x170
[ 9496.708180][T19513]      inet6_addr_add+0x12f/0xa40
[ 9496.708180][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9496.708180][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9496.708180][T19513]      netlink_rcv_skb+0x130/0x360
[ 9496.708180][T19513]      netlink_unicast+0x449/0x710
[ 9496.708180][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9496.708180][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9496.708180][T19513]      ___sys_sendmsg+0xee/0x170
[ 9496.708180][T19513]      __sys_sendmsg+0xcd/0x170
[ 9496.708180][T19513]      do_syscall_64+0xc6/0x1e0
[ 9496.708180][T19513] 
[ 9496.710437][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9496.710437][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9496.710437][T19513]      ipv6_find_idev+0x102/0x170
[ 9496.710437][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9496.710437][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9496.710437][T19513]      netlink_rcv_skb+0x130/0x360
[ 9496.710437][T19513]      netlink_unicast+0x449/0x710
[ 9496.710437][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9496.710437][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9496.710437][T19513]      ___sys_sendmsg+0xee/0x170
[ 9496.710437][T19513]      __sys_sendmsg+0xcd/0x170
[ 9496.710437][T19513]      do_syscall_64+0xc6/0x1e0
[ 9496.710437][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9496.710437][T19513] 
[ 9496.712198][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9496.712198][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9496.712198][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9496.712198][T19513]      ipv6_find_idev+0x102/0x170
[ 9496.712198][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9496.712198][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9496.712198][T19513]      netlink_rcv_skb+0x130/0x360
[ 9496.712198][T19513]      netlink_unicast+0x449/0x710
[ 9496.712198][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9496.712198][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9496.712198][T19513]      ___sys_sendmsg+0xee/0x170
[ 9496.712198][T19513]      __sys_sendmsg+0xcd/0x170
[ 9496.712198][T19513]      do_syscall_64+0xc6/0x1e0
[ 9496.712198][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9496.712198][T19513] 
[ 9506.727120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9506.727590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9506.727590][T19513]      netdev_get_by_index+0x5e/0x80
[ 9506.727590][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9506.727590][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9506.727590][T19513]      ip6_route_add+0x1c/0x140
[ 9506.727590][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9506.727590][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9506.727590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9506.727590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9506.727590][T19513]      netlink_rcv_skb+0x130/0x360
[ 9506.727590][T19513]      netlink_unicast+0x449/0x710
[ 9506.727590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9506.727590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9506.727590][T19513]      ___sys_sendmsg+0xee/0x170
[ 9506.727590][T19513]      __sys_sendmsg+0xcd/0x170
[ 9506.727590][T19513]      do_syscall_64+0xc6/0x1e0
[ 9506.727590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9506.727590][T19513] 
[ 9506.729904][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9506.729904][T19513]      netdev_get_by_index+0x5e/0x80
[ 9506.729904][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9506.729904][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9506.729904][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9506.729904][T19513]      ipv6_add_addr+0x411/0x2000
[ 9506.729904][T19513]      inet6_addr_add+0x30e/0xa40
[ 9506.729904][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9506.729904][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9506.729904][T19513]      netlink_rcv_skb+0x130/0x360
[ 9506.729904][T19513]      netlink_unicast+0x449/0x710
[ 9506.729904][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9506.729904][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9506.729904][T19513]      ___sys_sendmsg+0xee/0x170
[ 9506.729904][T19513]      __sys_sendmsg+0xcd/0x170
[ 9506.729904][T19513]      do_syscall_64+0xc6/0x1e0
[ 9506.729904][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9506.729904][T19513] 
[ 9506.732194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9506.732194][T19513]      netdev_get_by_index+0x5e/0x80
[ 9506.732194][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9506.732194][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9506.732194][T19513]      ip6_route_add+0x1c/0x140
[ 9506.732194][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9506.732194][T19513]      addrconf_add_dev+0xe2/0x170
[ 9506.732194][T19513]      inet6_addr_add+0x12f/0xa40
[ 9506.732194][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9506.732194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9506.732194][T19513]      netlink_rcv_skb+0x130/0x360
[ 9506.732194][T19513]      netlink_unicast+0x449/0x710
[ 9506.732194][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9506.732194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9506.732194][T19513]      ___sys_sendmsg+0xee/0x170
[ 9506.732194][T19513]      __sys_sendmsg+0xcd/0x170
[ 9506.732194][T19513]      do_syscall_64+0xc6/0x1e0
[ 9506.732194][T19513] 
[ 9506.734452][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9506.734452][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9506.734452][T19513]      ipv6_find_idev+0x102/0x170
[ 9506.734452][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9506.734452][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9506.734452][T19513]      netlink_rcv_skb+0x130/0x360
[ 9506.734452][T19513]      netlink_unicast+0x449/0x710
[ 9506.734452][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9506.734452][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9506.734452][T19513]      ___sys_sendmsg+0xee/0x170
[ 9506.734452][T19513]      __sys_sendmsg+0xcd/0x170
[ 9506.734452][T19513]      do_syscall_64+0xc6/0x1e0
[ 9506.734452][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9506.734452][T19513] 
[ 9506.736212][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9506.736212][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9506.736212][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9506.736212][T19513]      ipv6_find_idev+0x102/0x170
[ 9506.736212][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9506.736212][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9506.736212][T19513]      netlink_rcv_skb+0x130/0x360
[ 9506.736212][T19513]      netlink_unicast+0x449/0x710
[ 9506.736212][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9506.736212][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9506.736212][T19513]      ___sys_sendmsg+0xee/0x170
[ 9506.736212][T19513]      __sys_sendmsg+0xcd/0x170
[ 9506.736212][T19513]      do_syscall_64+0xc6/0x1e0
[ 9506.736212][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9506.736212][T19513] 
[ 9516.839064][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9516.839520][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9516.839520][T19513]      netdev_get_by_index+0x5e/0x80
[ 9516.839520][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9516.839520][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9516.839520][T19513]      ip6_route_add+0x1c/0x140
[ 9516.839520][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9516.839520][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9516.839520][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9516.839520][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9516.839520][T19513]      netlink_rcv_skb+0x130/0x360
[ 9516.839520][T19513]      netlink_unicast+0x449/0x710
[ 9516.839520][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9516.839520][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9516.839520][T19513]      ___sys_sendmsg+0xee/0x170
[ 9516.839520][T19513]      __sys_sendmsg+0xcd/0x170
[ 9516.839520][T19513]      do_syscall_64+0xc6/0x1e0
[ 9516.839520][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9516.839520][T19513] 
[ 9516.842203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9516.842203][T19513]      netdev_get_by_index+0x5e/0x80
[ 9516.842203][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9516.842203][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9516.842203][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9516.842203][T19513]      ipv6_add_addr+0x411/0x2000
[ 9516.842203][T19513]      inet6_addr_add+0x30e/0xa40
[ 9516.842203][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9516.842203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9516.842203][T19513]      netlink_rcv_skb+0x130/0x360
[ 9516.842203][T19513]      netlink_unicast+0x449/0x710
[ 9516.842203][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9516.842203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9516.842203][T19513]      ___sys_sendmsg+0xee/0x170
[ 9516.842203][T19513]      __sys_sendmsg+0xcd/0x170
[ 9516.842203][T19513]      do_syscall_64+0xc6/0x1e0
[ 9516.842203][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9516.842203][T19513] 
[ 9516.844901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9516.844901][T19513]      netdev_get_by_index+0x5e/0x80
[ 9516.844901][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9516.844901][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9516.844901][T19513]      ip6_route_add+0x1c/0x140
[ 9516.844901][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9516.844901][T19513]      addrconf_add_dev+0xe2/0x170
[ 9516.844901][T19513]      inet6_addr_add+0x12f/0xa40
[ 9516.844901][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9516.844901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9516.844901][T19513]      netlink_rcv_skb+0x130/0x360
[ 9516.844901][T19513]      netlink_unicast+0x449/0x710
[ 9516.844901][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9516.844901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9516.844901][T19513]      ___sys_sendmsg+0xee/0x170
[ 9516.844901][T19513]      __sys_sendmsg+0xcd/0x170
[ 9516.844901][T19513]      do_syscall_64+0xc6/0x1e0
[ 9516.844901][T19513] 
[ 9516.847554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9516.847554][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9516.847554][T19513]      ipv6_find_idev+0x102/0x170
[ 9516.847554][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9516.847554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9516.847554][T19513]      netlink_rcv_skb+0x130/0x360
[ 9516.847554][T19513]      netlink_unicast+0x449/0x710
[ 9516.847554][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9516.847554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9516.847554][T19513]      ___sys_sendmsg+0xee/0x170
[ 9516.847554][T19513]      __sys_sendmsg+0xcd/0x170
[ 9516.847554][T19513]      do_syscall_64+0xc6/0x1e0
[ 9516.847554][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9516.847554][T19513] 
[ 9516.849596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9516.849596][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9516.849596][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9516.849596][T19513]      ipv6_find_idev+0x102/0x170
[ 9516.849596][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9516.849596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9516.849596][T19513]      netlink_rcv_skb+0x130/0x360
[ 9516.849596][T19513]      netlink_unicast+0x449/0x710
[ 9516.849596][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9516.849596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9516.849596][T19513]      ___sys_sendmsg+0xee/0x170
[ 9516.849596][T19513]      __sys_sendmsg+0xcd/0x170
[ 9516.849596][T19513]      do_syscall_64+0xc6/0x1e0
[ 9516.849596][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9516.849596][T19513] 
[ 9526.951121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9526.951600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9526.951600][T19513]      netdev_get_by_index+0x5e/0x80
[ 9526.951600][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9526.951600][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9526.951600][T19513]      ip6_route_add+0x1c/0x140
[ 9526.951600][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9526.951600][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9526.951600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9526.951600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9526.951600][T19513]      netlink_rcv_skb+0x130/0x360
[ 9526.951600][T19513]      netlink_unicast+0x449/0x710
[ 9526.951600][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9526.951600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9526.951600][T19513]      ___sys_sendmsg+0xee/0x170
[ 9526.951600][T19513]      __sys_sendmsg+0xcd/0x170
[ 9526.951600][T19513]      do_syscall_64+0xc6/0x1e0
[ 9526.951600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9526.951600][T19513] 
[ 9526.953953][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9526.953953][T19513]      netdev_get_by_index+0x5e/0x80
[ 9526.953953][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9526.953953][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9526.953953][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9526.953953][T19513]      ipv6_add_addr+0x411/0x2000
[ 9526.953953][T19513]      inet6_addr_add+0x30e/0xa40
[ 9526.953953][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9526.953953][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9526.953953][T19513]      netlink_rcv_skb+0x130/0x360
[ 9526.953953][T19513]      netlink_unicast+0x449/0x710
[ 9526.953953][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9526.953953][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9526.953953][T19513]      ___sys_sendmsg+0xee/0x170
[ 9526.953953][T19513]      __sys_sendmsg+0xcd/0x170
[ 9526.953953][T19513]      do_syscall_64+0xc6/0x1e0
[ 9526.953953][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9526.953953][T19513] 
[ 9526.956244][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9526.956244][T19513]      netdev_get_by_index+0x5e/0x80
[ 9526.956244][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9526.956244][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9526.956244][T19513]      ip6_route_add+0x1c/0x140
[ 9526.956244][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9526.956244][T19513]      addrconf_add_dev+0xe2/0x170
[ 9526.956244][T19513]      inet6_addr_add+0x12f/0xa40
[ 9526.956244][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9526.956244][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9526.956244][T19513]      netlink_rcv_skb+0x130/0x360
[ 9526.956244][T19513]      netlink_unicast+0x449/0x710
[ 9526.956244][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9526.956244][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9526.956244][T19513]      ___sys_sendmsg+0xee/0x170
[ 9526.956244][T19513]      __sys_sendmsg+0xcd/0x170
[ 9526.956244][T19513]      do_syscall_64+0xc6/0x1e0
[ 9526.956244][T19513] 
[ 9526.958499][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9526.958499][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9526.958499][T19513]      ipv6_find_idev+0x102/0x170
[ 9526.958499][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9526.958499][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9526.958499][T19513]      netlink_rcv_skb+0x130/0x360
[ 9526.958499][T19513]      netlink_unicast+0x449/0x710
[ 9526.958499][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9526.958499][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9526.958499][T19513]      ___sys_sendmsg+0xee/0x170
[ 9526.958499][T19513]      __sys_sendmsg+0xcd/0x170
[ 9526.958499][T19513]      do_syscall_64+0xc6/0x1e0
[ 9526.958499][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9526.958499][T19513] 
[ 9526.960262][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9526.960262][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9526.960262][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9526.960262][T19513]      ipv6_find_idev+0x102/0x170
[ 9526.960262][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9526.960262][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9526.960262][T19513]      netlink_rcv_skb+0x130/0x360
[ 9526.960262][T19513]      netlink_unicast+0x449/0x710
[ 9526.960262][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9526.960262][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9526.960262][T19513]      ___sys_sendmsg+0xee/0x170
[ 9526.960262][T19513]      __sys_sendmsg+0xcd/0x170
[ 9526.960262][T19513]      do_syscall_64+0xc6/0x1e0
[ 9526.960262][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9526.960262][T19513] 
[ 9537.119136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9537.119590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9537.119590][T19513]      netdev_get_by_index+0x5e/0x80
[ 9537.119590][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9537.119590][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9537.119590][T19513]      ip6_route_add+0x1c/0x140
[ 9537.119590][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9537.119590][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9537.119590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9537.119590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9537.119590][T19513]      netlink_rcv_skb+0x130/0x360
[ 9537.119590][T19513]      netlink_unicast+0x449/0x710
[ 9537.119590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9537.119590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9537.119590][T19513]      ___sys_sendmsg+0xee/0x170
[ 9537.119590][T19513]      __sys_sendmsg+0xcd/0x170
[ 9537.119590][T19513]      do_syscall_64+0xc6/0x1e0
[ 9537.119590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9537.119590][T19513] 
[ 9537.122221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9537.122221][T19513]      netdev_get_by_index+0x5e/0x80
[ 9537.122221][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9537.122221][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9537.122221][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9537.122221][T19513]      ipv6_add_addr+0x411/0x2000
[ 9537.122221][T19513]      inet6_addr_add+0x30e/0xa40
[ 9537.122221][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9537.122221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9537.122221][T19513]      netlink_rcv_skb+0x130/0x360
[ 9537.122221][T19513]      netlink_unicast+0x449/0x710
[ 9537.122221][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9537.122221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9537.122221][T19513]      ___sys_sendmsg+0xee/0x170
[ 9537.122221][T19513]      __sys_sendmsg+0xcd/0x170
[ 9537.122221][T19513]      do_syscall_64+0xc6/0x1e0
[ 9537.122221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9537.122221][T19513] 
[ 9537.124835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9537.124835][T19513]      netdev_get_by_index+0x5e/0x80
[ 9537.124835][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9537.124835][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9537.124835][T19513]      ip6_route_add+0x1c/0x140
[ 9537.124835][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9537.124835][T19513]      addrconf_add_dev+0xe2/0x170
[ 9537.124835][T19513]      inet6_addr_add+0x12f/0xa40
[ 9537.124835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9537.124835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9537.124835][T19513]      netlink_rcv_skb+0x130/0x360
[ 9537.124835][T19513]      netlink_unicast+0x449/0x710
[ 9537.124835][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9537.124835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9537.124835][T19513]      ___sys_sendmsg+0xee/0x170
[ 9537.124835][T19513]      __sys_sendmsg+0xcd/0x170
[ 9537.124835][T19513]      do_syscall_64+0xc6/0x1e0
[ 9537.124835][T19513] 
[ 9537.127391][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9537.127391][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9537.127391][T19513]      ipv6_find_idev+0x102/0x170
[ 9537.127391][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9537.127391][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9537.127391][T19513]      netlink_rcv_skb+0x130/0x360
[ 9537.127391][T19513]      netlink_unicast+0x449/0x710
[ 9537.127391][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9537.127391][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9537.127391][T19513]      ___sys_sendmsg+0xee/0x170
[ 9537.127391][T19513]      __sys_sendmsg+0xcd/0x170
[ 9537.127391][T19513]      do_syscall_64+0xc6/0x1e0
[ 9537.127391][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9537.127391][T19513] 
[ 9537.129377][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9537.129377][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9537.129377][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9537.129377][T19513]      ipv6_find_idev+0x102/0x170
[ 9537.129377][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9537.129377][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9537.129377][T19513]      netlink_rcv_skb+0x130/0x360
[ 9537.129377][T19513]      netlink_unicast+0x449/0x710
[ 9537.129377][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9537.129377][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9537.129377][T19513]      ___sys_sendmsg+0xee/0x170
[ 9537.129377][T19513]      __sys_sendmsg+0xcd/0x170
[ 9537.129377][T19513]      do_syscall_64+0xc6/0x1e0
[ 9537.129377][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9537.129377][T19513] 
[ 9547.375123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9547.375597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9547.375597][T19513]      netdev_get_by_index+0x5e/0x80
[ 9547.375597][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9547.375597][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9547.375597][T19513]      ip6_route_add+0x1c/0x140
[ 9547.375597][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9547.375597][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9547.375597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9547.375597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9547.375597][T19513]      netlink_rcv_skb+0x130/0x360
[ 9547.375597][T19513]      netlink_unicast+0x449/0x710
[ 9547.375597][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9547.375597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9547.375597][T19513]      ___sys_sendmsg+0xee/0x170
[ 9547.375597][T19513]      __sys_sendmsg+0xcd/0x170
[ 9547.375597][T19513]      do_syscall_64+0xc6/0x1e0
[ 9547.375597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9547.375597][T19513] 
[ 9547.377919][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9547.377919][T19513]      netdev_get_by_index+0x5e/0x80
[ 9547.377919][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9547.377919][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9547.377919][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9547.377919][T19513]      ipv6_add_addr+0x411/0x2000
[ 9547.377919][T19513]      inet6_addr_add+0x30e/0xa40
[ 9547.377919][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9547.377919][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9547.377919][T19513]      netlink_rcv_skb+0x130/0x360
[ 9547.377919][T19513]      netlink_unicast+0x449/0x710
[ 9547.377919][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9547.377919][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9547.377919][T19513]      ___sys_sendmsg+0xee/0x170
[ 9547.377919][T19513]      __sys_sendmsg+0xcd/0x170
[ 9547.377919][T19513]      do_syscall_64+0xc6/0x1e0
[ 9547.377919][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9547.377919][T19513] 
[ 9547.380209][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9547.380209][T19513]      netdev_get_by_index+0x5e/0x80
[ 9547.380209][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9547.380209][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9547.380209][T19513]      ip6_route_add+0x1c/0x140
[ 9547.380209][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9547.380209][T19513]      addrconf_add_dev+0xe2/0x170
[ 9547.380209][T19513]      inet6_addr_add+0x12f/0xa40
[ 9547.380209][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9547.380209][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9547.380209][T19513]      netlink_rcv_skb+0x130/0x360
[ 9547.380209][T19513]      netlink_unicast+0x449/0x710
[ 9547.380209][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9547.380209][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9547.380209][T19513]      ___sys_sendmsg+0xee/0x170
[ 9547.380209][T19513]      __sys_sendmsg+0xcd/0x170
[ 9547.380209][T19513]      do_syscall_64+0xc6/0x1e0
[ 9547.380209][T19513] 
[ 9547.382470][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9547.382470][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9547.382470][T19513]      ipv6_find_idev+0x102/0x170
[ 9547.382470][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9547.382470][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9547.382470][T19513]      netlink_rcv_skb+0x130/0x360
[ 9547.382470][T19513]      netlink_unicast+0x449/0x710
[ 9547.382470][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9547.382470][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9547.382470][T19513]      ___sys_sendmsg+0xee/0x170
[ 9547.382470][T19513]      __sys_sendmsg+0xcd/0x170
[ 9547.382470][T19513]      do_syscall_64+0xc6/0x1e0
[ 9547.382470][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9547.382470][T19513] 
[ 9547.384246][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9547.384246][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9547.384246][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9547.384246][T19513]      ipv6_find_idev+0x102/0x170
[ 9547.384246][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9547.384246][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9547.384246][T19513]      netlink_rcv_skb+0x130/0x360
[ 9547.384246][T19513]      netlink_unicast+0x449/0x710
[ 9547.384246][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9547.384246][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9547.384246][T19513]      ___sys_sendmsg+0xee/0x170
[ 9547.384246][T19513]      __sys_sendmsg+0xcd/0x170
[ 9547.384246][T19513]      do_syscall_64+0xc6/0x1e0
[ 9547.384246][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9547.384246][T19513] 
[ 9557.631117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9557.631584][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9557.631584][T19513]      netdev_get_by_index+0x5e/0x80
[ 9557.631584][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9557.631584][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9557.631584][T19513]      ip6_route_add+0x1c/0x140
[ 9557.631584][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9557.631584][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9557.631584][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9557.631584][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9557.631584][T19513]      netlink_rcv_skb+0x130/0x360
[ 9557.631584][T19513]      netlink_unicast+0x449/0x710
[ 9557.631584][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9557.631584][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9557.631584][T19513]      ___sys_sendmsg+0xee/0x170
[ 9557.631584][T19513]      __sys_sendmsg+0xcd/0x170
[ 9557.631584][T19513]      do_syscall_64+0xc6/0x1e0
[ 9557.631584][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9557.631584][T19513] 
[ 9557.633908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9557.633908][T19513]      netdev_get_by_index+0x5e/0x80
[ 9557.633908][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9557.633908][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9557.633908][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9557.633908][T19513]      ipv6_add_addr+0x411/0x2000
[ 9557.633908][T19513]      inet6_addr_add+0x30e/0xa40
[ 9557.633908][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9557.633908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9557.633908][T19513]      netlink_rcv_skb+0x130/0x360
[ 9557.633908][T19513]      netlink_unicast+0x449/0x710
[ 9557.633908][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9557.633908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9557.633908][T19513]      ___sys_sendmsg+0xee/0x170
[ 9557.633908][T19513]      __sys_sendmsg+0xcd/0x170
[ 9557.633908][T19513]      do_syscall_64+0xc6/0x1e0
[ 9557.633908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9557.633908][T19513] 
[ 9557.636213][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9557.636213][T19513]      netdev_get_by_index+0x5e/0x80
[ 9557.636213][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9557.636213][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9557.636213][T19513]      ip6_route_add+0x1c/0x140
[ 9557.636213][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9557.636213][T19513]      addrconf_add_dev+0xe2/0x170
[ 9557.636213][T19513]      inet6_addr_add+0x12f/0xa40
[ 9557.636213][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9557.636213][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9557.636213][T19513]      netlink_rcv_skb+0x130/0x360
[ 9557.636213][T19513]      netlink_unicast+0x449/0x710
[ 9557.636213][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9557.636213][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9557.636213][T19513]      ___sys_sendmsg+0xee/0x170
[ 9557.636213][T19513]      __sys_sendmsg+0xcd/0x170
[ 9557.636213][T19513]      do_syscall_64+0xc6/0x1e0
[ 9557.636213][T19513] 
[ 9557.638478][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9557.638478][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9557.638478][T19513]      ipv6_find_idev+0x102/0x170
[ 9557.638478][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9557.638478][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9557.638478][T19513]      netlink_rcv_skb+0x130/0x360
[ 9557.638478][T19513]      netlink_unicast+0x449/0x710
[ 9557.638478][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9557.638478][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9557.638478][T19513]      ___sys_sendmsg+0xee/0x170
[ 9557.638478][T19513]      __sys_sendmsg+0xcd/0x170
[ 9557.638478][T19513]      do_syscall_64+0xc6/0x1e0
[ 9557.638478][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9557.638478][T19513] 
[ 9557.640241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9557.640241][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9557.640241][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9557.640241][T19513]      ipv6_find_idev+0x102/0x170
[ 9557.640241][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9557.640241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9557.640241][T19513]      netlink_rcv_skb+0x130/0x360
[ 9557.640241][T19513]      netlink_unicast+0x449/0x710
[ 9557.640241][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9557.640241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9557.640241][T19513]      ___sys_sendmsg+0xee/0x170
[ 9557.640241][T19513]      __sys_sendmsg+0xcd/0x170
[ 9557.640241][T19513]      do_syscall_64+0xc6/0x1e0
[ 9557.640241][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9557.640241][T19513] 
[ 9567.687132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9567.687597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9567.687597][T19513]      netdev_get_by_index+0x5e/0x80
[ 9567.687597][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9567.687597][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9567.687597][T19513]      ip6_route_add+0x1c/0x140
[ 9567.687597][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9567.687597][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9567.687597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9567.687597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9567.687597][T19513]      netlink_rcv_skb+0x130/0x360
[ 9567.687597][T19513]      netlink_unicast+0x449/0x710
[ 9567.687597][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9567.687597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9567.687597][T19513]      ___sys_sendmsg+0xee/0x170
[ 9567.687597][T19513]      __sys_sendmsg+0xcd/0x170
[ 9567.687597][T19513]      do_syscall_64+0xc6/0x1e0
[ 9567.687597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9567.687597][T19513] 
[ 9567.689915][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9567.689915][T19513]      netdev_get_by_index+0x5e/0x80
[ 9567.689915][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9567.689915][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9567.689915][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9567.689915][T19513]      ipv6_add_addr+0x411/0x2000
[ 9567.689915][T19513]      inet6_addr_add+0x30e/0xa40
[ 9567.689915][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9567.689915][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9567.689915][T19513]      netlink_rcv_skb+0x130/0x360
[ 9567.689915][T19513]      netlink_unicast+0x449/0x710
[ 9567.689915][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9567.689915][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9567.689915][T19513]      ___sys_sendmsg+0xee/0x170
[ 9567.689915][T19513]      __sys_sendmsg+0xcd/0x170
[ 9567.689915][T19513]      do_syscall_64+0xc6/0x1e0
[ 9567.689915][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9567.689915][T19513] 
[ 9567.692203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9567.692203][T19513]      netdev_get_by_index+0x5e/0x80
[ 9567.692203][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9567.692203][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9567.692203][T19513]      ip6_route_add+0x1c/0x140
[ 9567.692203][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9567.692203][T19513]      addrconf_add_dev+0xe2/0x170
[ 9567.692203][T19513]      inet6_addr_add+0x12f/0xa40
[ 9567.692203][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9567.692203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9567.692203][T19513]      netlink_rcv_skb+0x130/0x360
[ 9567.692203][T19513]      netlink_unicast+0x449/0x710
[ 9567.692203][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9567.692203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9567.692203][T19513]      ___sys_sendmsg+0xee/0x170
[ 9567.692203][T19513]      __sys_sendmsg+0xcd/0x170
[ 9567.692203][T19513]      do_syscall_64+0xc6/0x1e0
[ 9567.692203][T19513] 
[ 9567.694485][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9567.694485][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9567.694485][T19513]      ipv6_find_idev+0x102/0x170
[ 9567.694485][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9567.694485][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9567.694485][T19513]      netlink_rcv_skb+0x130/0x360
[ 9567.694485][T19513]      netlink_unicast+0x449/0x710
[ 9567.694485][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9567.694485][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9567.694485][T19513]      ___sys_sendmsg+0xee/0x170
[ 9567.694485][T19513]      __sys_sendmsg+0xcd/0x170
[ 9567.694485][T19513]      do_syscall_64+0xc6/0x1e0
[ 9567.694485][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9567.694485][T19513] 
[ 9567.696169][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9567.696169][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9567.696169][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9567.696169][T19513]      ipv6_find_idev+0x102/0x170
[ 9567.696169][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9567.696169][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9567.696169][T19513]      netlink_rcv_skb+0x130/0x360
[ 9567.696169][T19513]      netlink_unicast+0x449/0x710
[ 9567.696169][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9567.696169][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9567.696169][T19513]      ___sys_sendmsg+0xee/0x170
[ 9567.696169][T19513]      __sys_sendmsg+0xcd/0x170
[ 9567.696169][T19513]      do_syscall_64+0xc6/0x1e0
[ 9567.696169][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9567.696169][T19513] 
[ 9577.799068][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9577.799461][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9577.799461][T19513]      netdev_get_by_index+0x5e/0x80
[ 9577.799461][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9577.799461][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9577.799461][T19513]      ip6_route_add+0x1c/0x140
[ 9577.799461][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9577.799461][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9577.799461][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9577.799461][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9577.799461][T19513]      netlink_rcv_skb+0x130/0x360
[ 9577.799461][T19513]      netlink_unicast+0x449/0x710
[ 9577.799461][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9577.799461][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9577.799461][T19513]      ___sys_sendmsg+0xee/0x170
[ 9577.799461][T19513]      __sys_sendmsg+0xcd/0x170
[ 9577.799461][T19513]      do_syscall_64+0xc6/0x1e0
[ 9577.799461][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9577.799461][T19513] 
[ 9577.802802][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9577.802802][T19513]      netdev_get_by_index+0x5e/0x80
[ 9577.802802][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9577.802802][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9577.802802][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9577.802802][T19513]      ipv6_add_addr+0x411/0x2000
[ 9577.802802][T19513]      inet6_addr_add+0x30e/0xa40
[ 9577.802802][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9577.802802][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9577.802802][T19513]      netlink_rcv_skb+0x130/0x360
[ 9577.802802][T19513]      netlink_unicast+0x449/0x710
[ 9577.802802][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9577.802802][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9577.802802][T19513]      ___sys_sendmsg+0xee/0x170
[ 9577.802802][T19513]      __sys_sendmsg+0xcd/0x170
[ 9577.802802][T19513]      do_syscall_64+0xc6/0x1e0
[ 9577.802802][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9577.802802][T19513] 
[ 9577.805100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9577.805100][T19513]      netdev_get_by_index+0x5e/0x80
[ 9577.805100][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9577.805100][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9577.805100][T19513]      ip6_route_add+0x1c/0x140
[ 9577.805100][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9577.805100][T19513]      addrconf_add_dev+0xe2/0x170
[ 9577.805100][T19513]      inet6_addr_add+0x12f/0xa40
[ 9577.805100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9577.805100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9577.805100][T19513]      netlink_rcv_skb+0x130/0x360
[ 9577.805100][T19513]      netlink_unicast+0x449/0x710
[ 9577.805100][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9577.805100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9577.805100][T19513]      ___sys_sendmsg+0xee/0x170
[ 9577.805100][T19513]      __sys_sendmsg+0xcd/0x170
[ 9577.805100][T19513]      do_syscall_64+0xc6/0x1e0
[ 9577.805100][T19513] 
[ 9577.807352][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9577.807352][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9577.807352][T19513]      ipv6_find_idev+0x102/0x170
[ 9577.807352][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9577.807352][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9577.807352][T19513]      netlink_rcv_skb+0x130/0x360
[ 9577.807352][T19513]      netlink_unicast+0x449/0x710
[ 9577.807352][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9577.807352][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9577.807352][T19513]      ___sys_sendmsg+0xee/0x170
[ 9577.807352][T19513]      __sys_sendmsg+0xcd/0x170
[ 9577.807352][T19513]      do_syscall_64+0xc6/0x1e0
[ 9577.807352][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9577.807352][T19513] 
[ 9577.809121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9577.809121][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9577.809121][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9577.809121][T19513]      ipv6_find_idev+0x102/0x170
[ 9577.809121][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9577.809121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9577.809121][T19513]      netlink_rcv_skb+0x130/0x360
[ 9577.809121][T19513]      netlink_unicast+0x449/0x710
[ 9577.809121][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9577.809121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9577.809121][T19513]      ___sys_sendmsg+0xee/0x170
[ 9577.809121][T19513]      __sys_sendmsg+0xcd/0x170
[ 9577.809121][T19513]      do_syscall_64+0xc6/0x1e0
[ 9577.809121][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9577.809121][T19513] 
[ 9587.839143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9587.839637][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9587.839637][T19513]      netdev_get_by_index+0x5e/0x80
[ 9587.839637][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9587.839637][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9587.839637][T19513]      ip6_route_add+0x1c/0x140
[ 9587.839637][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9587.839637][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9587.839637][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9587.839637][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9587.839637][T19513]      netlink_rcv_skb+0x130/0x360
[ 9587.839637][T19513]      netlink_unicast+0x449/0x710
[ 9587.839637][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9587.839637][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9587.839637][T19513]      ___sys_sendmsg+0xee/0x170
[ 9587.839637][T19513]      __sys_sendmsg+0xcd/0x170
[ 9587.839637][T19513]      do_syscall_64+0xc6/0x1e0
[ 9587.839637][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9587.839637][T19513] 
[ 9587.841973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9587.841973][T19513]      netdev_get_by_index+0x5e/0x80
[ 9587.841973][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9587.841973][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9587.841973][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9587.841973][T19513]      ipv6_add_addr+0x411/0x2000
[ 9587.841973][T19513]      inet6_addr_add+0x30e/0xa40
[ 9587.841973][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9587.841973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9587.841973][T19513]      netlink_rcv_skb+0x130/0x360
[ 9587.841973][T19513]      netlink_unicast+0x449/0x710
[ 9587.841973][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9587.841973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9587.841973][T19513]      ___sys_sendmsg+0xee/0x170
[ 9587.841973][T19513]      __sys_sendmsg+0xcd/0x170
[ 9587.841973][T19513]      do_syscall_64+0xc6/0x1e0
[ 9587.841973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9587.841973][T19513] 
[ 9587.844339][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9587.844339][T19513]      netdev_get_by_index+0x5e/0x80
[ 9587.844339][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9587.844339][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9587.844339][T19513]      ip6_route_add+0x1c/0x140
[ 9587.844339][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9587.844339][T19513]      addrconf_add_dev+0xe2/0x170
[ 9587.844339][T19513]      inet6_addr_add+0x12f/0xa40
[ 9587.844339][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9587.844339][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9587.844339][T19513]      netlink_rcv_skb+0x130/0x360
[ 9587.844339][T19513]      netlink_unicast+0x449/0x710
[ 9587.844339][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9587.844339][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9587.844339][T19513]      ___sys_sendmsg+0xee/0x170
[ 9587.844339][T19513]      __sys_sendmsg+0xcd/0x170
[ 9587.844339][T19513]      do_syscall_64+0xc6/0x1e0
[ 9587.844339][T19513] 
[ 9587.846619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9587.846619][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9587.846619][T19513]      ipv6_find_idev+0x102/0x170
[ 9587.846619][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9587.846619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9587.846619][T19513]      netlink_rcv_skb+0x130/0x360
[ 9587.846619][T19513]      netlink_unicast+0x449/0x710
[ 9587.846619][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9587.846619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9587.846619][T19513]      ___sys_sendmsg+0xee/0x170
[ 9587.846619][T19513]      __sys_sendmsg+0xcd/0x170
[ 9587.846619][T19513]      do_syscall_64+0xc6/0x1e0
[ 9587.846619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9587.846619][T19513] 
[ 9587.848402][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9587.848402][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9587.848402][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9587.848402][T19513]      ipv6_find_idev+0x102/0x170
[ 9587.848402][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9587.848402][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9587.848402][T19513]      netlink_rcv_skb+0x130/0x360
[ 9587.848402][T19513]      netlink_unicast+0x449/0x710
[ 9587.848402][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9587.848402][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9587.848402][T19513]      ___sys_sendmsg+0xee/0x170
[ 9587.848402][T19513]      __sys_sendmsg+0xcd/0x170
[ 9587.848402][T19513]      do_syscall_64+0xc6/0x1e0
[ 9587.848402][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9587.848402][T19513] 
[ 9598.103064][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9598.103561][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9598.103561][T19513]      netdev_get_by_index+0x5e/0x80
[ 9598.103561][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9598.103561][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9598.103561][T19513]      ip6_route_add+0x1c/0x140
[ 9598.103561][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9598.103561][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9598.103561][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9598.103561][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9598.103561][T19513]      netlink_rcv_skb+0x130/0x360
[ 9598.103561][T19513]      netlink_unicast+0x449/0x710
[ 9598.103561][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9598.103561][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9598.103561][T19513]      ___sys_sendmsg+0xee/0x170
[ 9598.103561][T19513]      __sys_sendmsg+0xcd/0x170
[ 9598.103561][T19513]      do_syscall_64+0xc6/0x1e0
[ 9598.103561][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9598.103561][T19513] 
[ 9598.105897][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9598.105897][T19513]      netdev_get_by_index+0x5e/0x80
[ 9598.105897][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9598.105897][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9598.105897][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9598.105897][T19513]      ipv6_add_addr+0x411/0x2000
[ 9598.105897][T19513]      inet6_addr_add+0x30e/0xa40
[ 9598.105897][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9598.105897][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9598.105897][T19513]      netlink_rcv_skb+0x130/0x360
[ 9598.105897][T19513]      netlink_unicast+0x449/0x710
[ 9598.105897][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9598.105897][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9598.105897][T19513]      ___sys_sendmsg+0xee/0x170
[ 9598.105897][T19513]      __sys_sendmsg+0xcd/0x170
[ 9598.105897][T19513]      do_syscall_64+0xc6/0x1e0
[ 9598.105897][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9598.105897][T19513] 
[ 9598.108209][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9598.108209][T19513]      netdev_get_by_index+0x5e/0x80
[ 9598.108209][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9598.108209][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9598.108209][T19513]      ip6_route_add+0x1c/0x140
[ 9598.108209][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9598.108209][T19513]      addrconf_add_dev+0xe2/0x170
[ 9598.108209][T19513]      inet6_addr_add+0x12f/0xa40
[ 9598.108209][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9598.108209][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9598.108209][T19513]      netlink_rcv_skb+0x130/0x360
[ 9598.108209][T19513]      netlink_unicast+0x449/0x710
[ 9598.108209][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9598.108209][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9598.108209][T19513]      ___sys_sendmsg+0xee/0x170
[ 9598.108209][T19513]      __sys_sendmsg+0xcd/0x170
[ 9598.108209][T19513]      do_syscall_64+0xc6/0x1e0
[ 9598.108209][T19513] 
[ 9598.110481][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9598.110481][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9598.110481][T19513]      ipv6_find_idev+0x102/0x170
[ 9598.110481][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9598.110481][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9598.110481][T19513]      netlink_rcv_skb+0x130/0x360
[ 9598.110481][T19513]      netlink_unicast+0x449/0x710
[ 9598.110481][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9598.110481][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9598.110481][T19513]      ___sys_sendmsg+0xee/0x170
[ 9598.110481][T19513]      __sys_sendmsg+0xcd/0x170
[ 9598.110481][T19513]      do_syscall_64+0xc6/0x1e0
[ 9598.110481][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9598.110481][T19513] 
[ 9598.112266][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9598.112266][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9598.112266][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9598.112266][T19513]      ipv6_find_idev+0x102/0x170
[ 9598.112266][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9598.112266][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9598.112266][T19513]      netlink_rcv_skb+0x130/0x360
[ 9598.112266][T19513]      netlink_unicast+0x449/0x710
[ 9598.112266][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9598.112266][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9598.112266][T19513]      ___sys_sendmsg+0xee/0x170
[ 9598.112266][T19513]      __sys_sendmsg+0xcd/0x170
[ 9598.112266][T19513]      do_syscall_64+0xc6/0x1e0
[ 9598.112266][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9598.112266][T19513] 
[ 9608.263147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9608.263640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9608.263640][T19513]      netdev_get_by_index+0x5e/0x80
[ 9608.263640][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9608.263640][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9608.263640][T19513]      ip6_route_add+0x1c/0x140
[ 9608.263640][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9608.263640][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9608.263640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9608.263640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9608.263640][T19513]      netlink_rcv_skb+0x130/0x360
[ 9608.263640][T19513]      netlink_unicast+0x449/0x710
[ 9608.263640][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9608.263640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9608.263640][T19513]      ___sys_sendmsg+0xee/0x170
[ 9608.263640][T19513]      __sys_sendmsg+0xcd/0x170
[ 9608.263640][T19513]      do_syscall_64+0xc6/0x1e0
[ 9608.263640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9608.263640][T19513] 
[ 9608.265980][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9608.265980][T19513]      netdev_get_by_index+0x5e/0x80
[ 9608.265980][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9608.265980][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9608.265980][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9608.265980][T19513]      ipv6_add_addr+0x411/0x2000
[ 9608.265980][T19513]      inet6_addr_add+0x30e/0xa40
[ 9608.265980][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9608.265980][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9608.265980][T19513]      netlink_rcv_skb+0x130/0x360
[ 9608.265980][T19513]      netlink_unicast+0x449/0x710
[ 9608.265980][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9608.265980][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9608.265980][T19513]      ___sys_sendmsg+0xee/0x170
[ 9608.265980][T19513]      __sys_sendmsg+0xcd/0x170
[ 9608.265980][T19513]      do_syscall_64+0xc6/0x1e0
[ 9608.265980][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9608.265980][T19513] 
[ 9608.268290][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9608.268290][T19513]      netdev_get_by_index+0x5e/0x80
[ 9608.268290][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9608.268290][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9608.268290][T19513]      ip6_route_add+0x1c/0x140
[ 9608.268290][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9608.268290][T19513]      addrconf_add_dev+0xe2/0x170
[ 9608.268290][T19513]      inet6_addr_add+0x12f/0xa40
[ 9608.268290][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9608.268290][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9608.268290][T19513]      netlink_rcv_skb+0x130/0x360
[ 9608.268290][T19513]      netlink_unicast+0x449/0x710
[ 9608.268290][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9608.268290][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9608.268290][T19513]      ___sys_sendmsg+0xee/0x170
[ 9608.268290][T19513]      __sys_sendmsg+0xcd/0x170
[ 9608.268290][T19513]      do_syscall_64+0xc6/0x1e0
[ 9608.268290][T19513] 
[ 9608.270560][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9608.270560][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9608.270560][T19513]      ipv6_find_idev+0x102/0x170
[ 9608.270560][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9608.270560][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9608.270560][T19513]      netlink_rcv_skb+0x130/0x360
[ 9608.270560][T19513]      netlink_unicast+0x449/0x710
[ 9608.270560][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9608.270560][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9608.270560][T19513]      ___sys_sendmsg+0xee/0x170
[ 9608.270560][T19513]      __sys_sendmsg+0xcd/0x170
[ 9608.270560][T19513]      do_syscall_64+0xc6/0x1e0
[ 9608.270560][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9608.270560][T19513] 
[ 9608.272342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9608.272342][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9608.272342][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9608.272342][T19513]      ipv6_find_idev+0x102/0x170
[ 9608.272342][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9608.272342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9608.272342][T19513]      netlink_rcv_skb+0x130/0x360
[ 9608.272342][T19513]      netlink_unicast+0x449/0x710
[ 9608.272342][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9608.272342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9608.272342][T19513]      ___sys_sendmsg+0xee/0x170
[ 9608.272342][T19513]      __sys_sendmsg+0xcd/0x170
[ 9608.272342][T19513]      do_syscall_64+0xc6/0x1e0
[ 9608.272342][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9608.272342][T19513] 
[ 9618.311139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9618.311629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9618.311629][T19513]      netdev_get_by_index+0x5e/0x80
[ 9618.311629][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9618.311629][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9618.311629][T19513]      ip6_route_add+0x1c/0x140
[ 9618.311629][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9618.311629][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9618.311629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9618.311629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9618.311629][T19513]      netlink_rcv_skb+0x130/0x360
[ 9618.311629][T19513]      netlink_unicast+0x449/0x710
[ 9618.311629][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9618.311629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9618.311629][T19513]      ___sys_sendmsg+0xee/0x170
[ 9618.311629][T19513]      __sys_sendmsg+0xcd/0x170
[ 9618.311629][T19513]      do_syscall_64+0xc6/0x1e0
[ 9618.311629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9618.311629][T19513] 
[ 9618.313985][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9618.313985][T19513]      netdev_get_by_index+0x5e/0x80
[ 9618.313985][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9618.313985][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9618.313985][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9618.313985][T19513]      ipv6_add_addr+0x411/0x2000
[ 9618.313985][T19513]      inet6_addr_add+0x30e/0xa40
[ 9618.313985][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9618.313985][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9618.313985][T19513]      netlink_rcv_skb+0x130/0x360
[ 9618.313985][T19513]      netlink_unicast+0x449/0x710
[ 9618.313985][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9618.313985][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9618.313985][T19513]      ___sys_sendmsg+0xee/0x170
[ 9618.313985][T19513]      __sys_sendmsg+0xcd/0x170
[ 9618.313985][T19513]      do_syscall_64+0xc6/0x1e0
[ 9618.313985][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9618.313985][T19513] 
[ 9618.316316][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9618.316316][T19513]      netdev_get_by_index+0x5e/0x80
[ 9618.316316][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9618.316316][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9618.316316][T19513]      ip6_route_add+0x1c/0x140
[ 9618.316316][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9618.316316][T19513]      addrconf_add_dev+0xe2/0x170
[ 9618.316316][T19513]      inet6_addr_add+0x12f/0xa40
[ 9618.316316][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9618.316316][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9618.316316][T19513]      netlink_rcv_skb+0x130/0x360
[ 9618.316316][T19513]      netlink_unicast+0x449/0x710
[ 9618.316316][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9618.316316][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9618.316316][T19513]      ___sys_sendmsg+0xee/0x170
[ 9618.316316][T19513]      __sys_sendmsg+0xcd/0x170
[ 9618.316316][T19513]      do_syscall_64+0xc6/0x1e0
[ 9618.316316][T19513] 
[ 9618.318590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9618.318590][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9618.318590][T19513]      ipv6_find_idev+0x102/0x170
[ 9618.318590][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9618.318590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9618.318590][T19513]      netlink_rcv_skb+0x130/0x360
[ 9618.318590][T19513]      netlink_unicast+0x449/0x710
[ 9618.318590][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9618.318590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9618.318590][T19513]      ___sys_sendmsg+0xee/0x170
[ 9618.318590][T19513]      __sys_sendmsg+0xcd/0x170
[ 9618.318590][T19513]      do_syscall_64+0xc6/0x1e0
[ 9618.318590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9618.318590][T19513] 
[ 9618.320374][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9618.320374][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9618.320374][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9618.320374][T19513]      ipv6_find_idev+0x102/0x170
[ 9618.320374][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9618.320374][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9618.320374][T19513]      netlink_rcv_skb+0x130/0x360
[ 9618.320374][T19513]      netlink_unicast+0x449/0x710
[ 9618.320374][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9618.320374][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9618.320374][T19513]      ___sys_sendmsg+0xee/0x170
[ 9618.320374][T19513]      __sys_sendmsg+0xcd/0x170
[ 9618.320374][T19513]      do_syscall_64+0xc6/0x1e0
[ 9618.320374][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9618.320374][T19513] 
[ 9628.559091][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9628.559558][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9628.559558][T19513]      netdev_get_by_index+0x5e/0x80
[ 9628.559558][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9628.559558][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9628.559558][T19513]      ip6_route_add+0x1c/0x140
[ 9628.559558][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9628.559558][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9628.559558][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9628.559558][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9628.559558][T19513]      netlink_rcv_skb+0x130/0x360
[ 9628.559558][T19513]      netlink_unicast+0x449/0x710
[ 9628.559558][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9628.559558][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9628.559558][T19513]      ___sys_sendmsg+0xee/0x170
[ 9628.559558][T19513]      __sys_sendmsg+0xcd/0x170
[ 9628.559558][T19513]      do_syscall_64+0xc6/0x1e0
[ 9628.559558][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9628.559558][T19513] 
[ 9628.561903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9628.561903][T19513]      netdev_get_by_index+0x5e/0x80
[ 9628.561903][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9628.561903][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9628.561903][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9628.561903][T19513]      ipv6_add_addr+0x411/0x2000
[ 9628.561903][T19513]      inet6_addr_add+0x30e/0xa40
[ 9628.561903][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9628.561903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9628.561903][T19513]      netlink_rcv_skb+0x130/0x360
[ 9628.561903][T19513]      netlink_unicast+0x449/0x710
[ 9628.561903][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9628.561903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9628.561903][T19513]      ___sys_sendmsg+0xee/0x170
[ 9628.561903][T19513]      __sys_sendmsg+0xcd/0x170
[ 9628.561903][T19513]      do_syscall_64+0xc6/0x1e0
[ 9628.561903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9628.561903][T19513] 
[ 9628.564212][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9628.564212][T19513]      netdev_get_by_index+0x5e/0x80
[ 9628.564212][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9628.564212][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9628.564212][T19513]      ip6_route_add+0x1c/0x140
[ 9628.564212][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9628.564212][T19513]      addrconf_add_dev+0xe2/0x170
[ 9628.564212][T19513]      inet6_addr_add+0x12f/0xa40
[ 9628.564212][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9628.564212][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9628.564212][T19513]      netlink_rcv_skb+0x130/0x360
[ 9628.564212][T19513]      netlink_unicast+0x449/0x710
[ 9628.564212][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9628.564212][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9628.564212][T19513]      ___sys_sendmsg+0xee/0x170
[ 9628.564212][T19513]      __sys_sendmsg+0xcd/0x170
[ 9628.564212][T19513]      do_syscall_64+0xc6/0x1e0
[ 9628.564212][T19513] 
[ 9628.566474][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9628.566474][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9628.566474][T19513]      ipv6_find_idev+0x102/0x170
[ 9628.566474][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9628.566474][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9628.566474][T19513]      netlink_rcv_skb+0x130/0x360
[ 9628.566474][T19513]      netlink_unicast+0x449/0x710
[ 9628.566474][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9628.566474][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9628.566474][T19513]      ___sys_sendmsg+0xee/0x170
[ 9628.566474][T19513]      __sys_sendmsg+0xcd/0x170
[ 9628.566474][T19513]      do_syscall_64+0xc6/0x1e0
[ 9628.566474][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9628.566474][T19513] 
[ 9628.568248][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9628.568248][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9628.568248][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9628.568248][T19513]      ipv6_find_idev+0x102/0x170
[ 9628.568248][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9628.568248][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9628.568248][T19513]      netlink_rcv_skb+0x130/0x360
[ 9628.568248][T19513]      netlink_unicast+0x449/0x710
[ 9628.568248][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9628.568248][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9628.568248][T19513]      ___sys_sendmsg+0xee/0x170
[ 9628.568248][T19513]      __sys_sendmsg+0xcd/0x170
[ 9628.568248][T19513]      do_syscall_64+0xc6/0x1e0
[ 9628.568248][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9628.568248][T19513] 
[ 9638.807047][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9638.807530][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9638.807530][T19513]      netdev_get_by_index+0x5e/0x80
[ 9638.807530][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9638.807530][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9638.807530][T19513]      ip6_route_add+0x1c/0x140
[ 9638.807530][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9638.807530][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9638.807530][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9638.807530][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9638.807530][T19513]      netlink_rcv_skb+0x130/0x360
[ 9638.807530][T19513]      netlink_unicast+0x449/0x710
[ 9638.807530][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9638.807530][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9638.807530][T19513]      ___sys_sendmsg+0xee/0x170
[ 9638.807530][T19513]      __sys_sendmsg+0xcd/0x170
[ 9638.807530][T19513]      do_syscall_64+0xc6/0x1e0
[ 9638.807530][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9638.807530][T19513] 
[ 9638.809863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9638.809863][T19513]      netdev_get_by_index+0x5e/0x80
[ 9638.809863][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9638.809863][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9638.809863][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9638.809863][T19513]      ipv6_add_addr+0x411/0x2000
[ 9638.809863][T19513]      inet6_addr_add+0x30e/0xa40
[ 9638.809863][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9638.809863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9638.809863][T19513]      netlink_rcv_skb+0x130/0x360
[ 9638.809863][T19513]      netlink_unicast+0x449/0x710
[ 9638.809863][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9638.809863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9638.809863][T19513]      ___sys_sendmsg+0xee/0x170
[ 9638.809863][T19513]      __sys_sendmsg+0xcd/0x170
[ 9638.809863][T19513]      do_syscall_64+0xc6/0x1e0
[ 9638.809863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9638.809863][T19513] 
[ 9638.812165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9638.812165][T19513]      netdev_get_by_index+0x5e/0x80
[ 9638.812165][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9638.812165][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9638.812165][T19513]      ip6_route_add+0x1c/0x140
[ 9638.812165][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9638.812165][T19513]      addrconf_add_dev+0xe2/0x170
[ 9638.812165][T19513]      inet6_addr_add+0x12f/0xa40
[ 9638.812165][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9638.812165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9638.812165][T19513]      netlink_rcv_skb+0x130/0x360
[ 9638.812165][T19513]      netlink_unicast+0x449/0x710
[ 9638.812165][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9638.812165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9638.812165][T19513]      ___sys_sendmsg+0xee/0x170
[ 9638.812165][T19513]      __sys_sendmsg+0xcd/0x170
[ 9638.812165][T19513]      do_syscall_64+0xc6/0x1e0
[ 9638.812165][T19513] 
[ 9638.814445][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9638.814445][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9638.814445][T19513]      ipv6_find_idev+0x102/0x170
[ 9638.814445][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9638.814445][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9638.814445][T19513]      netlink_rcv_skb+0x130/0x360
[ 9638.814445][T19513]      netlink_unicast+0x449/0x710
[ 9638.814445][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9638.814445][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9638.814445][T19513]      ___sys_sendmsg+0xee/0x170
[ 9638.814445][T19513]      __sys_sendmsg+0xcd/0x170
[ 9638.814445][T19513]      do_syscall_64+0xc6/0x1e0
[ 9638.814445][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9638.814445][T19513] 
[ 9638.816221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9638.816221][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9638.816221][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9638.816221][T19513]      ipv6_find_idev+0x102/0x170
[ 9638.816221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9638.816221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9638.816221][T19513]      netlink_rcv_skb+0x130/0x360
[ 9638.816221][T19513]      netlink_unicast+0x449/0x710
[ 9638.816221][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9638.816221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9638.816221][T19513]      ___sys_sendmsg+0xee/0x170
[ 9638.816221][T19513]      __sys_sendmsg+0xcd/0x170
[ 9638.816221][T19513]      do_syscall_64+0xc6/0x1e0
[ 9638.816221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9638.816221][T19513] 
[ 9649.055062][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9649.055532][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9649.055532][T19513]      netdev_get_by_index+0x5e/0x80
[ 9649.055532][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9649.055532][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9649.055532][T19513]      ip6_route_add+0x1c/0x140
[ 9649.055532][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9649.055532][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9649.055532][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9649.055532][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9649.055532][T19513]      netlink_rcv_skb+0x130/0x360
[ 9649.055532][T19513]      netlink_unicast+0x449/0x710
[ 9649.055532][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9649.055532][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9649.055532][T19513]      ___sys_sendmsg+0xee/0x170
[ 9649.055532][T19513]      __sys_sendmsg+0xcd/0x170
[ 9649.055532][T19513]      do_syscall_64+0xc6/0x1e0
[ 9649.055532][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9649.055532][T19513] 
[ 9649.057783][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9649.057783][T19513]      netdev_get_by_index+0x5e/0x80
[ 9649.057783][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9649.057783][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9649.057783][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9649.057783][T19513]      ipv6_add_addr+0x411/0x2000
[ 9649.057783][T19513]      inet6_addr_add+0x30e/0xa40
[ 9649.057783][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9649.057783][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9649.057783][T19513]      netlink_rcv_skb+0x130/0x360
[ 9649.057783][T19513]      netlink_unicast+0x449/0x710
[ 9649.057783][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9649.057783][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9649.057783][T19513]      ___sys_sendmsg+0xee/0x170
[ 9649.057783][T19513]      __sys_sendmsg+0xcd/0x170
[ 9649.057783][T19513]      do_syscall_64+0xc6/0x1e0
[ 9649.057783][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9649.057783][T19513] 
[ 9649.059999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9649.059999][T19513]      netdev_get_by_index+0x5e/0x80
[ 9649.059999][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9649.059999][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9649.059999][T19513]      ip6_route_add+0x1c/0x140
[ 9649.059999][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9649.059999][T19513]      addrconf_add_dev+0xe2/0x170
[ 9649.059999][T19513]      inet6_addr_add+0x12f/0xa40
[ 9649.059999][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9649.059999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9649.059999][T19513]      netlink_rcv_skb+0x130/0x360
[ 9649.059999][T19513]      netlink_unicast+0x449/0x710
[ 9649.059999][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9649.059999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9649.059999][T19513]      ___sys_sendmsg+0xee/0x170
[ 9649.059999][T19513]      __sys_sendmsg+0xcd/0x170
[ 9649.059999][T19513]      do_syscall_64+0xc6/0x1e0
[ 9649.059999][T19513] 
[ 9649.062174][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9649.062174][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9649.062174][T19513]      ipv6_find_idev+0x102/0x170
[ 9649.062174][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9649.062174][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9649.062174][T19513]      netlink_rcv_skb+0x130/0x360
[ 9649.062174][T19513]      netlink_unicast+0x449/0x710
[ 9649.062174][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9649.062174][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9649.062174][T19513]      ___sys_sendmsg+0xee/0x170
[ 9649.062174][T19513]      __sys_sendmsg+0xcd/0x170
[ 9649.062174][T19513]      do_syscall_64+0xc6/0x1e0
[ 9649.062174][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9649.062174][T19513] 
[ 9649.063883][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9649.063883][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9649.063883][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9649.063883][T19513]      ipv6_find_idev+0x102/0x170
[ 9649.063883][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9649.063883][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9649.063883][T19513]      netlink_rcv_skb+0x130/0x360
[ 9649.063883][T19513]      netlink_unicast+0x449/0x710
[ 9649.063883][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9649.063883][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9649.063883][T19513]      ___sys_sendmsg+0xee/0x170
[ 9649.063883][T19513]      __sys_sendmsg+0xcd/0x170
[ 9649.063883][T19513]      do_syscall_64+0xc6/0x1e0
[ 9649.063883][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9649.063883][T19513] 
[ 9659.303069][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9659.303518][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9659.303518][T19513]      netdev_get_by_index+0x5e/0x80
[ 9659.303518][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9659.303518][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9659.303518][T19513]      ip6_route_add+0x1c/0x140
[ 9659.303518][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9659.303518][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9659.303518][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9659.303518][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9659.303518][T19513]      netlink_rcv_skb+0x130/0x360
[ 9659.303518][T19513]      netlink_unicast+0x449/0x710
[ 9659.303518][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9659.303518][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9659.303518][T19513]      ___sys_sendmsg+0xee/0x170
[ 9659.303518][T19513]      __sys_sendmsg+0xcd/0x170
[ 9659.303518][T19513]      do_syscall_64+0xc6/0x1e0
[ 9659.303518][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9659.303518][T19513] 
[ 9659.305774][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9659.305774][T19513]      netdev_get_by_index+0x5e/0x80
[ 9659.305774][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9659.305774][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9659.305774][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9659.305774][T19513]      ipv6_add_addr+0x411/0x2000
[ 9659.305774][T19513]      inet6_addr_add+0x30e/0xa40
[ 9659.305774][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9659.305774][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9659.305774][T19513]      netlink_rcv_skb+0x130/0x360
[ 9659.305774][T19513]      netlink_unicast+0x449/0x710
[ 9659.305774][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9659.305774][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9659.305774][T19513]      ___sys_sendmsg+0xee/0x170
[ 9659.305774][T19513]      __sys_sendmsg+0xcd/0x170
[ 9659.305774][T19513]      do_syscall_64+0xc6/0x1e0
[ 9659.305774][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9659.305774][T19513] 
[ 9659.307989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9659.307989][T19513]      netdev_get_by_index+0x5e/0x80
[ 9659.307989][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9659.307989][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9659.307989][T19513]      ip6_route_add+0x1c/0x140
[ 9659.307989][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9659.307989][T19513]      addrconf_add_dev+0xe2/0x170
[ 9659.307989][T19513]      inet6_addr_add+0x12f/0xa40
[ 9659.307989][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9659.307989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9659.307989][T19513]      netlink_rcv_skb+0x130/0x360
[ 9659.307989][T19513]      netlink_unicast+0x449/0x710
[ 9659.307989][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9659.307989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9659.307989][T19513]      ___sys_sendmsg+0xee/0x170
[ 9659.307989][T19513]      __sys_sendmsg+0xcd/0x170
[ 9659.307989][T19513]      do_syscall_64+0xc6/0x1e0
[ 9659.307989][T19513] 
[ 9659.310170][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9659.310170][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9659.310170][T19513]      ipv6_find_idev+0x102/0x170
[ 9659.310170][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9659.310170][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9659.310170][T19513]      netlink_rcv_skb+0x130/0x360
[ 9659.310170][T19513]      netlink_unicast+0x449/0x710
[ 9659.310170][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9659.310170][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9659.310170][T19513]      ___sys_sendmsg+0xee/0x170
[ 9659.310170][T19513]      __sys_sendmsg+0xcd/0x170
[ 9659.310170][T19513]      do_syscall_64+0xc6/0x1e0
[ 9659.310170][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9659.310170][T19513] 
[ 9659.311870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9659.311870][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9659.311870][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9659.311870][T19513]      ipv6_find_idev+0x102/0x170
[ 9659.311870][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9659.311870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9659.311870][T19513]      netlink_rcv_skb+0x130/0x360
[ 9659.311870][T19513]      netlink_unicast+0x449/0x710
[ 9659.311870][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9659.311870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9659.311870][T19513]      ___sys_sendmsg+0xee/0x170
[ 9659.311870][T19513]      __sys_sendmsg+0xcd/0x170
[ 9659.311870][T19513]      do_syscall_64+0xc6/0x1e0
[ 9659.311870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9659.311870][T19513] 
[ 9669.551071][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9669.551524][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9669.551524][T19513]      netdev_get_by_index+0x5e/0x80
[ 9669.551524][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9669.551524][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9669.551524][T19513]      ip6_route_add+0x1c/0x140
[ 9669.551524][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9669.551524][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9669.551524][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9669.551524][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9669.551524][T19513]      netlink_rcv_skb+0x130/0x360
[ 9669.551524][T19513]      netlink_unicast+0x449/0x710
[ 9669.551524][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9669.551524][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9669.551524][T19513]      ___sys_sendmsg+0xee/0x170
[ 9669.551524][T19513]      __sys_sendmsg+0xcd/0x170
[ 9669.551524][T19513]      do_syscall_64+0xc6/0x1e0
[ 9669.551524][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9669.551524][T19513] 
[ 9669.553802][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9669.553802][T19513]      netdev_get_by_index+0x5e/0x80
[ 9669.553802][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9669.553802][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9669.553802][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9669.553802][T19513]      ipv6_add_addr+0x411/0x2000
[ 9669.553802][T19513]      inet6_addr_add+0x30e/0xa40
[ 9669.553802][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9669.553802][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9669.553802][T19513]      netlink_rcv_skb+0x130/0x360
[ 9669.553802][T19513]      netlink_unicast+0x449/0x710
[ 9669.553802][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9669.553802][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9669.553802][T19513]      ___sys_sendmsg+0xee/0x170
[ 9669.553802][T19513]      __sys_sendmsg+0xcd/0x170
[ 9669.553802][T19513]      do_syscall_64+0xc6/0x1e0
[ 9669.553802][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9669.553802][T19513] 
[ 9669.556011][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9669.556011][T19513]      netdev_get_by_index+0x5e/0x80
[ 9669.556011][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9669.556011][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9669.556011][T19513]      ip6_route_add+0x1c/0x140
[ 9669.556011][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9669.556011][T19513]      addrconf_add_dev+0xe2/0x170
[ 9669.556011][T19513]      inet6_addr_add+0x12f/0xa40
[ 9669.556011][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9669.556011][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9669.556011][T19513]      netlink_rcv_skb+0x130/0x360
[ 9669.556011][T19513]      netlink_unicast+0x449/0x710
[ 9669.556011][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9669.556011][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9669.556011][T19513]      ___sys_sendmsg+0xee/0x170
[ 9669.556011][T19513]      __sys_sendmsg+0xcd/0x170
[ 9669.556011][T19513]      do_syscall_64+0xc6/0x1e0
[ 9669.556011][T19513] 
[ 9669.558179][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9669.558179][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9669.558179][T19513]      ipv6_find_idev+0x102/0x170
[ 9669.558179][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9669.558179][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9669.558179][T19513]      netlink_rcv_skb+0x130/0x360
[ 9669.558179][T19513]      netlink_unicast+0x449/0x710
[ 9669.558179][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9669.558179][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9669.558179][T19513]      ___sys_sendmsg+0xee/0x170
[ 9669.558179][T19513]      __sys_sendmsg+0xcd/0x170
[ 9669.558179][T19513]      do_syscall_64+0xc6/0x1e0
[ 9669.558179][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9669.558179][T19513] 
[ 9669.559882][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9669.559882][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9669.559882][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9669.559882][T19513]      ipv6_find_idev+0x102/0x170
[ 9669.559882][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9669.559882][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9669.559882][T19513]      netlink_rcv_skb+0x130/0x360
[ 9669.559882][T19513]      netlink_unicast+0x449/0x710
[ 9669.559882][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9669.559882][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9669.559882][T19513]      ___sys_sendmsg+0xee/0x170
[ 9669.559882][T19513]      __sys_sendmsg+0xcd/0x170
[ 9669.559882][T19513]      do_syscall_64+0xc6/0x1e0
[ 9669.559882][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9669.559882][T19513] 
[ 9679.799054][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9679.799525][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9679.799525][T19513]      netdev_get_by_index+0x5e/0x80
[ 9679.799525][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9679.799525][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9679.799525][T19513]      ip6_route_add+0x1c/0x140
[ 9679.799525][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9679.799525][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9679.799525][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9679.799525][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9679.799525][T19513]      netlink_rcv_skb+0x130/0x360
[ 9679.799525][T19513]      netlink_unicast+0x449/0x710
[ 9679.799525][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9679.799525][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9679.799525][T19513]      ___sys_sendmsg+0xee/0x170
[ 9679.799525][T19513]      __sys_sendmsg+0xcd/0x170
[ 9679.799525][T19513]      do_syscall_64+0xc6/0x1e0
[ 9679.799525][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9679.799525][T19513] 
[ 9679.801782][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9679.801782][T19513]      netdev_get_by_index+0x5e/0x80
[ 9679.801782][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9679.801782][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9679.801782][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9679.801782][T19513]      ipv6_add_addr+0x411/0x2000
[ 9679.801782][T19513]      inet6_addr_add+0x30e/0xa40
[ 9679.801782][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9679.801782][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9679.801782][T19513]      netlink_rcv_skb+0x130/0x360
[ 9679.801782][T19513]      netlink_unicast+0x449/0x710
[ 9679.801782][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9679.801782][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9679.801782][T19513]      ___sys_sendmsg+0xee/0x170
[ 9679.801782][T19513]      __sys_sendmsg+0xcd/0x170
[ 9679.801782][T19513]      do_syscall_64+0xc6/0x1e0
[ 9679.801782][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9679.801782][T19513] 
[ 9679.804004][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9679.804004][T19513]      netdev_get_by_index+0x5e/0x80
[ 9679.804004][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9679.804004][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9679.804004][T19513]      ip6_route_add+0x1c/0x140
[ 9679.804004][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9679.804004][T19513]      addrconf_add_dev+0xe2/0x170
[ 9679.804004][T19513]      inet6_addr_add+0x12f/0xa40
[ 9679.804004][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9679.804004][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9679.804004][T19513]      netlink_rcv_skb+0x130/0x360
[ 9679.804004][T19513]      netlink_unicast+0x449/0x710
[ 9679.804004][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9679.804004][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9679.804004][T19513]      ___sys_sendmsg+0xee/0x170
[ 9679.804004][T19513]      __sys_sendmsg+0xcd/0x170
[ 9679.804004][T19513]      do_syscall_64+0xc6/0x1e0
[ 9679.804004][T19513] 
[ 9679.806187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9679.806187][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9679.806187][T19513]      ipv6_find_idev+0x102/0x170
[ 9679.806187][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9679.806187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9679.806187][T19513]      netlink_rcv_skb+0x130/0x360
[ 9679.806187][T19513]      netlink_unicast+0x449/0x710
[ 9679.806187][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9679.806187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9679.806187][T19513]      ___sys_sendmsg+0xee/0x170
[ 9679.806187][T19513]      __sys_sendmsg+0xcd/0x170
[ 9679.806187][T19513]      do_syscall_64+0xc6/0x1e0
[ 9679.806187][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9679.806187][T19513] 
[ 9679.807895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9679.807895][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9679.807895][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9679.807895][T19513]      ipv6_find_idev+0x102/0x170
[ 9679.807895][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9679.807895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9679.807895][T19513]      netlink_rcv_skb+0x130/0x360
[ 9679.807895][T19513]      netlink_unicast+0x449/0x710
[ 9679.807895][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9679.807895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9679.807895][T19513]      ___sys_sendmsg+0xee/0x170
[ 9679.807895][T19513]      __sys_sendmsg+0xcd/0x170
[ 9679.807895][T19513]      do_syscall_64+0xc6/0x1e0
[ 9679.807895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9679.807895][T19513] 
[ 9690.047068][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9690.047520][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9690.047520][T19513]      netdev_get_by_index+0x5e/0x80
[ 9690.047520][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9690.047520][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9690.047520][T19513]      ip6_route_add+0x1c/0x140
[ 9690.047520][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9690.047520][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9690.047520][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9690.047520][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9690.047520][T19513]      netlink_rcv_skb+0x130/0x360
[ 9690.047520][T19513]      netlink_unicast+0x449/0x710
[ 9690.047520][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9690.047520][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9690.047520][T19513]      ___sys_sendmsg+0xee/0x170
[ 9690.047520][T19513]      __sys_sendmsg+0xcd/0x170
[ 9690.047520][T19513]      do_syscall_64+0xc6/0x1e0
[ 9690.047520][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9690.047520][T19513] 
[ 9690.049775][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9690.049775][T19513]      netdev_get_by_index+0x5e/0x80
[ 9690.049775][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9690.049775][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9690.049775][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9690.049775][T19513]      ipv6_add_addr+0x411/0x2000
[ 9690.049775][T19513]      inet6_addr_add+0x30e/0xa40
[ 9690.049775][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9690.049775][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9690.049775][T19513]      netlink_rcv_skb+0x130/0x360
[ 9690.049775][T19513]      netlink_unicast+0x449/0x710
[ 9690.049775][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9690.049775][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9690.049775][T19513]      ___sys_sendmsg+0xee/0x170
[ 9690.049775][T19513]      __sys_sendmsg+0xcd/0x170
[ 9690.049775][T19513]      do_syscall_64+0xc6/0x1e0
[ 9690.049775][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9690.049775][T19513] 
[ 9690.051992][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9690.051992][T19513]      netdev_get_by_index+0x5e/0x80
[ 9690.051992][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9690.051992][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9690.051992][T19513]      ip6_route_add+0x1c/0x140
[ 9690.051992][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9690.051992][T19513]      addrconf_add_dev+0xe2/0x170
[ 9690.051992][T19513]      inet6_addr_add+0x12f/0xa40
[ 9690.051992][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9690.051992][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9690.051992][T19513]      netlink_rcv_skb+0x130/0x360
[ 9690.051992][T19513]      netlink_unicast+0x449/0x710
[ 9690.051992][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9690.051992][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9690.051992][T19513]      ___sys_sendmsg+0xee/0x170
[ 9690.051992][T19513]      __sys_sendmsg+0xcd/0x170
[ 9690.051992][T19513]      do_syscall_64+0xc6/0x1e0
[ 9690.051992][T19513] 
[ 9690.054187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9690.054187][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9690.054187][T19513]      ipv6_find_idev+0x102/0x170
[ 9690.054187][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9690.054187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9690.054187][T19513]      netlink_rcv_skb+0x130/0x360
[ 9690.054187][T19513]      netlink_unicast+0x449/0x710
[ 9690.054187][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9690.054187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9690.054187][T19513]      ___sys_sendmsg+0xee/0x170
[ 9690.054187][T19513]      __sys_sendmsg+0xcd/0x170
[ 9690.054187][T19513]      do_syscall_64+0xc6/0x1e0
[ 9690.054187][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9690.054187][T19513] 
[ 9690.055888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9690.055888][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9690.055888][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9690.055888][T19513]      ipv6_find_idev+0x102/0x170
[ 9690.055888][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9690.055888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9690.055888][T19513]      netlink_rcv_skb+0x130/0x360
[ 9690.055888][T19513]      netlink_unicast+0x449/0x710
[ 9690.055888][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9690.055888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9690.055888][T19513]      ___sys_sendmsg+0xee/0x170
[ 9690.055888][T19513]      __sys_sendmsg+0xcd/0x170
[ 9690.055888][T19513]      do_syscall_64+0xc6/0x1e0
[ 9690.055888][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9690.055888][T19513] 
[ 9700.103065][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9700.103540][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9700.103540][T19513]      netdev_get_by_index+0x5e/0x80
[ 9700.103540][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9700.103540][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9700.103540][T19513]      ip6_route_add+0x1c/0x140
[ 9700.103540][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9700.103540][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9700.103540][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9700.103540][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9700.103540][T19513]      netlink_rcv_skb+0x130/0x360
[ 9700.103540][T19513]      netlink_unicast+0x449/0x710
[ 9700.103540][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9700.103540][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9700.103540][T19513]      ___sys_sendmsg+0xee/0x170
[ 9700.103540][T19513]      __sys_sendmsg+0xcd/0x170
[ 9700.103540][T19513]      do_syscall_64+0xc6/0x1e0
[ 9700.103540][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9700.103540][T19513] 
[ 9700.105787][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9700.105787][T19513]      netdev_get_by_index+0x5e/0x80
[ 9700.105787][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9700.105787][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9700.105787][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9700.105787][T19513]      ipv6_add_addr+0x411/0x2000
[ 9700.105787][T19513]      inet6_addr_add+0x30e/0xa40
[ 9700.105787][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9700.105787][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9700.105787][T19513]      netlink_rcv_skb+0x130/0x360
[ 9700.105787][T19513]      netlink_unicast+0x449/0x710
[ 9700.105787][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9700.105787][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9700.105787][T19513]      ___sys_sendmsg+0xee/0x170
[ 9700.105787][T19513]      __sys_sendmsg+0xcd/0x170
[ 9700.105787][T19513]      do_syscall_64+0xc6/0x1e0
[ 9700.105787][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9700.105787][T19513] 
[ 9700.108014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9700.108014][T19513]      netdev_get_by_index+0x5e/0x80
[ 9700.108014][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9700.108014][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9700.108014][T19513]      ip6_route_add+0x1c/0x140
[ 9700.108014][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9700.108014][T19513]      addrconf_add_dev+0xe2/0x170
[ 9700.108014][T19513]      inet6_addr_add+0x12f/0xa40
[ 9700.108014][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9700.108014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9700.108014][T19513]      netlink_rcv_skb+0x130/0x360
[ 9700.108014][T19513]      netlink_unicast+0x449/0x710
[ 9700.108014][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9700.108014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9700.108014][T19513]      ___sys_sendmsg+0xee/0x170
[ 9700.108014][T19513]      __sys_sendmsg+0xcd/0x170
[ 9700.108014][T19513]      do_syscall_64+0xc6/0x1e0
[ 9700.108014][T19513] 
[ 9700.110193][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9700.110193][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9700.110193][T19513]      ipv6_find_idev+0x102/0x170
[ 9700.110193][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9700.110193][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9700.110193][T19513]      netlink_rcv_skb+0x130/0x360
[ 9700.110193][T19513]      netlink_unicast+0x449/0x710
[ 9700.110193][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9700.110193][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9700.110193][T19513]      ___sys_sendmsg+0xee/0x170
[ 9700.110193][T19513]      __sys_sendmsg+0xcd/0x170
[ 9700.110193][T19513]      do_syscall_64+0xc6/0x1e0
[ 9700.110193][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9700.110193][T19513] 
[ 9700.111899][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9700.111899][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9700.111899][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9700.111899][T19513]      ipv6_find_idev+0x102/0x170
[ 9700.111899][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9700.111899][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9700.111899][T19513]      netlink_rcv_skb+0x130/0x360
[ 9700.111899][T19513]      netlink_unicast+0x449/0x710
[ 9700.111899][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9700.111899][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9700.111899][T19513]      ___sys_sendmsg+0xee/0x170
[ 9700.111899][T19513]      __sys_sendmsg+0xcd/0x170
[ 9700.111899][T19513]      do_syscall_64+0xc6/0x1e0
[ 9700.111899][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9700.111899][T19513] 
[ 9710.215134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9710.215610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9710.215610][T19513]      netdev_get_by_index+0x5e/0x80
[ 9710.215610][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9710.215610][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9710.215610][T19513]      ip6_route_add+0x1c/0x140
[ 9710.215610][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9710.215610][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9710.215610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9710.215610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9710.215610][T19513]      netlink_rcv_skb+0x130/0x360
[ 9710.215610][T19513]      netlink_unicast+0x449/0x710
[ 9710.215610][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9710.215610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9710.215610][T19513]      ___sys_sendmsg+0xee/0x170
[ 9710.215610][T19513]      __sys_sendmsg+0xcd/0x170
[ 9710.215610][T19513]      do_syscall_64+0xc6/0x1e0
[ 9710.215610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9710.215610][T19513] 
[ 9710.217841][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9710.217841][T19513]      netdev_get_by_index+0x5e/0x80
[ 9710.217841][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9710.217841][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9710.217841][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9710.217841][T19513]      ipv6_add_addr+0x411/0x2000
[ 9710.217841][T19513]      inet6_addr_add+0x30e/0xa40
[ 9710.217841][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9710.217841][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9710.217841][T19513]      netlink_rcv_skb+0x130/0x360
[ 9710.217841][T19513]      netlink_unicast+0x449/0x710
[ 9710.217841][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9710.217841][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9710.217841][T19513]      ___sys_sendmsg+0xee/0x170
[ 9710.217841][T19513]      __sys_sendmsg+0xcd/0x170
[ 9710.217841][T19513]      do_syscall_64+0xc6/0x1e0
[ 9710.217841][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9710.217841][T19513] 
[ 9710.220050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9710.220050][T19513]      netdev_get_by_index+0x5e/0x80
[ 9710.220050][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9710.220050][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9710.220050][T19513]      ip6_route_add+0x1c/0x140
[ 9710.220050][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9710.220050][T19513]      addrconf_add_dev+0xe2/0x170
[ 9710.220050][T19513]      inet6_addr_add+0x12f/0xa40
[ 9710.220050][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9710.220050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9710.220050][T19513]      netlink_rcv_skb+0x130/0x360
[ 9710.220050][T19513]      netlink_unicast+0x449/0x710
[ 9710.220050][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9710.220050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9710.220050][T19513]      ___sys_sendmsg+0xee/0x170
[ 9710.220050][T19513]      __sys_sendmsg+0xcd/0x170
[ 9710.220050][T19513]      do_syscall_64+0xc6/0x1e0
[ 9710.220050][T19513] 
[ 9710.222226][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9710.222226][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9710.222226][T19513]      ipv6_find_idev+0x102/0x170
[ 9710.222226][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9710.222226][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9710.222226][T19513]      netlink_rcv_skb+0x130/0x360
[ 9710.222226][T19513]      netlink_unicast+0x449/0x710
[ 9710.222226][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9710.222226][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9710.222226][T19513]      ___sys_sendmsg+0xee/0x170
[ 9710.222226][T19513]      __sys_sendmsg+0xcd/0x170
[ 9710.222226][T19513]      do_syscall_64+0xc6/0x1e0
[ 9710.222226][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9710.222226][T19513] 
[ 9710.223918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9710.223918][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9710.223918][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9710.223918][T19513]      ipv6_find_idev+0x102/0x170
[ 9710.223918][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9710.223918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9710.223918][T19513]      netlink_rcv_skb+0x130/0x360
[ 9710.223918][T19513]      netlink_unicast+0x449/0x710
[ 9710.223918][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9710.223918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9710.223918][T19513]      ___sys_sendmsg+0xee/0x170
[ 9710.223918][T19513]      __sys_sendmsg+0xcd/0x170
[ 9710.223918][T19513]      do_syscall_64+0xc6/0x1e0
[ 9710.223918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9710.223918][T19513] 
[ 9720.239138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9720.239671][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9720.239671][T19513]      netdev_get_by_index+0x5e/0x80
[ 9720.239671][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9720.239671][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9720.239671][T19513]      ip6_route_add+0x1c/0x140
[ 9720.239671][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9720.239671][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9720.239671][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9720.239671][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9720.239671][T19513]      netlink_rcv_skb+0x130/0x360
[ 9720.239671][T19513]      netlink_unicast+0x449/0x710
[ 9720.239671][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9720.239671][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9720.239671][T19513]      ___sys_sendmsg+0xee/0x170
[ 9720.239671][T19513]      __sys_sendmsg+0xcd/0x170
[ 9720.239671][T19513]      do_syscall_64+0xc6/0x1e0
[ 9720.239671][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9720.239671][T19513] 
[ 9720.243333][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9720.243333][T19513]      netdev_get_by_index+0x5e/0x80
[ 9720.243333][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9720.243333][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9720.243333][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9720.243333][T19513]      ipv6_add_addr+0x411/0x2000
[ 9720.243333][T19513]      inet6_addr_add+0x30e/0xa40
[ 9720.243333][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9720.243333][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9720.243333][T19513]      netlink_rcv_skb+0x130/0x360
[ 9720.243333][T19513]      netlink_unicast+0x449/0x710
[ 9720.243333][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9720.243333][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9720.243333][T19513]      ___sys_sendmsg+0xee/0x170
[ 9720.243333][T19513]      __sys_sendmsg+0xcd/0x170
[ 9720.243333][T19513]      do_syscall_64+0xc6/0x1e0
[ 9720.243333][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9720.243333][T19513] 
[ 9720.247065][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9720.247065][T19513]      netdev_get_by_index+0x5e/0x80
[ 9720.247065][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9720.247065][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9720.247065][T19513]      ip6_route_add+0x1c/0x140
[ 9720.247065][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9720.247065][T19513]      addrconf_add_dev+0xe2/0x170
[ 9720.247065][T19513]      inet6_addr_add+0x12f/0xa40
[ 9720.247065][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9720.247065][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9720.247065][T19513]      netlink_rcv_skb+0x130/0x360
[ 9720.247065][T19513]      netlink_unicast+0x449/0x710
[ 9720.247065][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9720.247065][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9720.247065][T19513]      ___sys_sendmsg+0xee/0x170
[ 9720.247065][T19513]      __sys_sendmsg+0xcd/0x170
[ 9720.247065][T19513]      do_syscall_64+0xc6/0x1e0
[ 9720.247065][T19513] 
[ 9720.250666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9720.250666][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9720.250666][T19513]      ipv6_find_idev+0x102/0x170
[ 9720.250666][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9720.250666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9720.250666][T19513]      netlink_rcv_skb+0x130/0x360
[ 9720.250666][T19513]      netlink_unicast+0x449/0x710
[ 9720.250666][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9720.250666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9720.250666][T19513]      ___sys_sendmsg+0xee/0x170
[ 9720.250666][T19513]      __sys_sendmsg+0xcd/0x170
[ 9720.250666][T19513]      do_syscall_64+0xc6/0x1e0
[ 9720.250666][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9720.250666][T19513] 
[ 9720.253476][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9720.253476][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9720.253476][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9720.253476][T19513]      ipv6_find_idev+0x102/0x170
[ 9720.253476][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9720.253476][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9720.253476][T19513]      netlink_rcv_skb+0x130/0x360
[ 9720.253476][T19513]      netlink_unicast+0x449/0x710
[ 9720.253476][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9720.253476][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9720.253476][T19513]      ___sys_sendmsg+0xee/0x170
[ 9720.253476][T19513]      __sys_sendmsg+0xcd/0x170
[ 9720.253476][T19513]      do_syscall_64+0xc6/0x1e0
[ 9720.253476][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9720.253476][T19513] 
[ 9730.495118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9730.495643][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9730.495643][T19513]      netdev_get_by_index+0x5e/0x80
[ 9730.495643][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9730.495643][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9730.495643][T19513]      ip6_route_add+0x1c/0x140
[ 9730.495643][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9730.495643][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9730.495643][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9730.495643][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9730.495643][T19513]      netlink_rcv_skb+0x130/0x360
[ 9730.495643][T19513]      netlink_unicast+0x449/0x710
[ 9730.495643][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9730.495643][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9730.495643][T19513]      ___sys_sendmsg+0xee/0x170
[ 9730.495643][T19513]      __sys_sendmsg+0xcd/0x170
[ 9730.495643][T19513]      do_syscall_64+0xc6/0x1e0
[ 9730.495643][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9730.495643][T19513] 
[ 9730.499287][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9730.499287][T19513]      netdev_get_by_index+0x5e/0x80
[ 9730.499287][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9730.499287][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9730.499287][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9730.499287][T19513]      ipv6_add_addr+0x411/0x2000
[ 9730.499287][T19513]      inet6_addr_add+0x30e/0xa40
[ 9730.499287][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9730.499287][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9730.499287][T19513]      netlink_rcv_skb+0x130/0x360
[ 9730.499287][T19513]      netlink_unicast+0x449/0x710
[ 9730.499287][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9730.499287][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9730.499287][T19513]      ___sys_sendmsg+0xee/0x170
[ 9730.499287][T19513]      __sys_sendmsg+0xcd/0x170
[ 9730.499287][T19513]      do_syscall_64+0xc6/0x1e0
[ 9730.499287][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9730.499287][T19513] 
[ 9730.502939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9730.502939][T19513]      netdev_get_by_index+0x5e/0x80
[ 9730.502939][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9730.502939][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9730.502939][T19513]      ip6_route_add+0x1c/0x140
[ 9730.502939][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9730.502939][T19513]      addrconf_add_dev+0xe2/0x170
[ 9730.502939][T19513]      inet6_addr_add+0x12f/0xa40
[ 9730.502939][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9730.502939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9730.502939][T19513]      netlink_rcv_skb+0x130/0x360
[ 9730.502939][T19513]      netlink_unicast+0x449/0x710
[ 9730.502939][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9730.502939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9730.502939][T19513]      ___sys_sendmsg+0xee/0x170
[ 9730.502939][T19513]      __sys_sendmsg+0xcd/0x170
[ 9730.502939][T19513]      do_syscall_64+0xc6/0x1e0
[ 9730.502939][T19513] 
[ 9730.506523][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9730.506523][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9730.506523][T19513]      ipv6_find_idev+0x102/0x170
[ 9730.506523][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9730.506523][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9730.506523][T19513]      netlink_rcv_skb+0x130/0x360
[ 9730.506523][T19513]      netlink_unicast+0x449/0x710
[ 9730.506523][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9730.506523][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9730.506523][T19513]      ___sys_sendmsg+0xee/0x170
[ 9730.506523][T19513]      __sys_sendmsg+0xcd/0x170
[ 9730.506523][T19513]      do_syscall_64+0xc6/0x1e0
[ 9730.506523][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9730.506523][T19513] 
[ 9730.509332][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9730.509332][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9730.509332][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9730.509332][T19513]      ipv6_find_idev+0x102/0x170
[ 9730.509332][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9730.509332][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9730.509332][T19513]      netlink_rcv_skb+0x130/0x360
[ 9730.509332][T19513]      netlink_unicast+0x449/0x710
[ 9730.509332][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9730.509332][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9730.509332][T19513]      ___sys_sendmsg+0xee/0x170
[ 9730.509332][T19513]      __sys_sendmsg+0xcd/0x170
[ 9730.509332][T19513]      do_syscall_64+0xc6/0x1e0
[ 9730.509332][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9730.509332][T19513] 
[ 9740.751125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9740.751641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9740.751641][T19513]      netdev_get_by_index+0x5e/0x80
[ 9740.751641][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9740.751641][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9740.751641][T19513]      ip6_route_add+0x1c/0x140
[ 9740.751641][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9740.751641][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9740.751641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9740.751641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9740.751641][T19513]      netlink_rcv_skb+0x130/0x360
[ 9740.751641][T19513]      netlink_unicast+0x449/0x710
[ 9740.751641][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9740.751641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9740.751641][T19513]      ___sys_sendmsg+0xee/0x170
[ 9740.751641][T19513]      __sys_sendmsg+0xcd/0x170
[ 9740.751641][T19513]      do_syscall_64+0xc6/0x1e0
[ 9740.751641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9740.751641][T19513] 
[ 9740.755316][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9740.755316][T19513]      netdev_get_by_index+0x5e/0x80
[ 9740.755316][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9740.755316][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9740.755316][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9740.755316][T19513]      ipv6_add_addr+0x411/0x2000
[ 9740.755316][T19513]      inet6_addr_add+0x30e/0xa40
[ 9740.755316][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9740.755316][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9740.755316][T19513]      netlink_rcv_skb+0x130/0x360
[ 9740.755316][T19513]      netlink_unicast+0x449/0x710
[ 9740.755316][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9740.755316][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9740.755316][T19513]      ___sys_sendmsg+0xee/0x170
[ 9740.755316][T19513]      __sys_sendmsg+0xcd/0x170
[ 9740.755316][T19513]      do_syscall_64+0xc6/0x1e0
[ 9740.755316][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9740.755316][T19513] 
[ 9740.758956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9740.758956][T19513]      netdev_get_by_index+0x5e/0x80
[ 9740.758956][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9740.758956][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9740.758956][T19513]      ip6_route_add+0x1c/0x140
[ 9740.758956][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9740.758956][T19513]      addrconf_add_dev+0xe2/0x170
[ 9740.758956][T19513]      inet6_addr_add+0x12f/0xa40
[ 9740.758956][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9740.758956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9740.758956][T19513]      netlink_rcv_skb+0x130/0x360
[ 9740.758956][T19513]      netlink_unicast+0x449/0x710
[ 9740.758956][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9740.758956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9740.758956][T19513]      ___sys_sendmsg+0xee/0x170
[ 9740.758956][T19513]      __sys_sendmsg+0xcd/0x170
[ 9740.758956][T19513]      do_syscall_64+0xc6/0x1e0
[ 9740.758956][T19513] 
[ 9740.762546][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9740.762546][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9740.762546][T19513]      ipv6_find_idev+0x102/0x170
[ 9740.762546][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9740.762546][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9740.762546][T19513]      netlink_rcv_skb+0x130/0x360
[ 9740.762546][T19513]      netlink_unicast+0x449/0x710
[ 9740.762546][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9740.762546][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9740.762546][T19513]      ___sys_sendmsg+0xee/0x170
[ 9740.762546][T19513]      __sys_sendmsg+0xcd/0x170
[ 9740.762546][T19513]      do_syscall_64+0xc6/0x1e0
[ 9740.762546][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9740.762546][T19513] 
[ 9740.765357][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9740.765357][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9740.765357][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9740.765357][T19513]      ipv6_find_idev+0x102/0x170
[ 9740.765357][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9740.765357][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9740.765357][T19513]      netlink_rcv_skb+0x130/0x360
[ 9740.765357][T19513]      netlink_unicast+0x449/0x710
[ 9740.765357][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9740.765357][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9740.765357][T19513]      ___sys_sendmsg+0xee/0x170
[ 9740.765357][T19513]      __sys_sendmsg+0xcd/0x170
[ 9740.765357][T19513]      do_syscall_64+0xc6/0x1e0
[ 9740.765357][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9740.765357][T19513] 
[ 9751.007051][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9751.007518][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9751.007518][T19513]      netdev_get_by_index+0x5e/0x80
[ 9751.007518][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9751.007518][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9751.007518][T19513]      ip6_route_add+0x1c/0x140
[ 9751.007518][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9751.007518][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9751.007518][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9751.007518][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9751.007518][T19513]      netlink_rcv_skb+0x130/0x360
[ 9751.007518][T19513]      netlink_unicast+0x449/0x710
[ 9751.007518][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9751.007518][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9751.007518][T19513]      ___sys_sendmsg+0xee/0x170
[ 9751.007518][T19513]      __sys_sendmsg+0xcd/0x170
[ 9751.007518][T19513]      do_syscall_64+0xc6/0x1e0
[ 9751.007518][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9751.007518][T19513] 
[ 9751.009772][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9751.009772][T19513]      netdev_get_by_index+0x5e/0x80
[ 9751.009772][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9751.009772][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9751.009772][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9751.009772][T19513]      ipv6_add_addr+0x411/0x2000
[ 9751.009772][T19513]      inet6_addr_add+0x30e/0xa40
[ 9751.009772][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9751.009772][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9751.009772][T19513]      netlink_rcv_skb+0x130/0x360
[ 9751.009772][T19513]      netlink_unicast+0x449/0x710
[ 9751.009772][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9751.009772][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9751.009772][T19513]      ___sys_sendmsg+0xee/0x170
[ 9751.009772][T19513]      __sys_sendmsg+0xcd/0x170
[ 9751.009772][T19513]      do_syscall_64+0xc6/0x1e0
[ 9751.009772][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9751.009772][T19513] 
[ 9751.011998][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9751.011998][T19513]      netdev_get_by_index+0x5e/0x80
[ 9751.011998][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9751.011998][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9751.011998][T19513]      ip6_route_add+0x1c/0x140
[ 9751.011998][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9751.011998][T19513]      addrconf_add_dev+0xe2/0x170
[ 9751.011998][T19513]      inet6_addr_add+0x12f/0xa40
[ 9751.011998][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9751.011998][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9751.011998][T19513]      netlink_rcv_skb+0x130/0x360
[ 9751.011998][T19513]      netlink_unicast+0x449/0x710
[ 9751.011998][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9751.011998][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9751.011998][T19513]      ___sys_sendmsg+0xee/0x170
[ 9751.011998][T19513]      __sys_sendmsg+0xcd/0x170
[ 9751.011998][T19513]      do_syscall_64+0xc6/0x1e0
[ 9751.011998][T19513] 
[ 9751.014159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9751.014159][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9751.014159][T19513]      ipv6_find_idev+0x102/0x170
[ 9751.014159][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9751.014159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9751.014159][T19513]      netlink_rcv_skb+0x130/0x360
[ 9751.014159][T19513]      netlink_unicast+0x449/0x710
[ 9751.014159][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9751.014159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9751.014159][T19513]      ___sys_sendmsg+0xee/0x170
[ 9751.014159][T19513]      __sys_sendmsg+0xcd/0x170
[ 9751.014159][T19513]      do_syscall_64+0xc6/0x1e0
[ 9751.014159][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9751.014159][T19513] 
[ 9751.016393][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9751.016393][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9751.016393][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9751.016393][T19513]      ipv6_find_idev+0x102/0x170
[ 9751.016393][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9751.016393][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9751.016393][T19513]      netlink_rcv_skb+0x130/0x360
[ 9751.016393][T19513]      netlink_unicast+0x449/0x710
[ 9751.016393][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9751.016393][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9751.016393][T19513]      ___sys_sendmsg+0xee/0x170
[ 9751.016393][T19513]      __sys_sendmsg+0xcd/0x170
[ 9751.016393][T19513]      do_syscall_64+0xc6/0x1e0
[ 9751.016393][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9751.016393][T19513] 
[ 9761.263114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9761.263594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9761.263594][T19513]      netdev_get_by_index+0x5e/0x80
[ 9761.263594][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9761.263594][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9761.263594][T19513]      ip6_route_add+0x1c/0x140
[ 9761.263594][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9761.263594][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9761.263594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9761.263594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9761.263594][T19513]      netlink_rcv_skb+0x130/0x360
[ 9761.263594][T19513]      netlink_unicast+0x449/0x710
[ 9761.263594][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9761.263594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9761.263594][T19513]      ___sys_sendmsg+0xee/0x170
[ 9761.263594][T19513]      __sys_sendmsg+0xcd/0x170
[ 9761.263594][T19513]      do_syscall_64+0xc6/0x1e0
[ 9761.263594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9761.263594][T19513] 
[ 9761.265835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9761.265835][T19513]      netdev_get_by_index+0x5e/0x80
[ 9761.265835][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9761.265835][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9761.265835][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9761.265835][T19513]      ipv6_add_addr+0x411/0x2000
[ 9761.265835][T19513]      inet6_addr_add+0x30e/0xa40
[ 9761.265835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9761.265835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9761.265835][T19513]      netlink_rcv_skb+0x130/0x360
[ 9761.265835][T19513]      netlink_unicast+0x449/0x710
[ 9761.265835][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9761.265835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9761.265835][T19513]      ___sys_sendmsg+0xee/0x170
[ 9761.265835][T19513]      __sys_sendmsg+0xcd/0x170
[ 9761.265835][T19513]      do_syscall_64+0xc6/0x1e0
[ 9761.265835][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9761.265835][T19513] 
[ 9761.268058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9761.268058][T19513]      netdev_get_by_index+0x5e/0x80
[ 9761.268058][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9761.268058][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9761.268058][T19513]      ip6_route_add+0x1c/0x140
[ 9761.268058][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9761.268058][T19513]      addrconf_add_dev+0xe2/0x170
[ 9761.268058][T19513]      inet6_addr_add+0x12f/0xa40
[ 9761.268058][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9761.268058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9761.268058][T19513]      netlink_rcv_skb+0x130/0x360
[ 9761.268058][T19513]      netlink_unicast+0x449/0x710
[ 9761.268058][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9761.268058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9761.268058][T19513]      ___sys_sendmsg+0xee/0x170
[ 9761.268058][T19513]      __sys_sendmsg+0xcd/0x170
[ 9761.268058][T19513]      do_syscall_64+0xc6/0x1e0
[ 9761.268058][T19513] 
[ 9761.270769][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9761.270769][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9761.270769][T19513]      ipv6_find_idev+0x102/0x170
[ 9761.270769][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9761.270769][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9761.270769][T19513]      netlink_rcv_skb+0x130/0x360
[ 9761.270769][T19513]      netlink_unicast+0x449/0x710
[ 9761.270769][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9761.270769][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9761.270769][T19513]      ___sys_sendmsg+0xee/0x170
[ 9761.270769][T19513]      __sys_sendmsg+0xcd/0x170
[ 9761.270769][T19513]      do_syscall_64+0xc6/0x1e0
[ 9761.270769][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9761.270769][T19513] 
[ 9761.272483][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9761.272483][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9761.272483][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9761.272483][T19513]      ipv6_find_idev+0x102/0x170
[ 9761.272483][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9761.272483][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9761.272483][T19513]      netlink_rcv_skb+0x130/0x360
[ 9761.272483][T19513]      netlink_unicast+0x449/0x710
[ 9761.272483][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9761.272483][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9761.272483][T19513]      ___sys_sendmsg+0xee/0x170
[ 9761.272483][T19513]      __sys_sendmsg+0xcd/0x170
[ 9761.272483][T19513]      do_syscall_64+0xc6/0x1e0
[ 9761.272483][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9761.272483][T19513] 
[ 9771.311121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9771.311597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9771.311597][T19513]      netdev_get_by_index+0x5e/0x80
[ 9771.311597][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9771.311597][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9771.311597][T19513]      ip6_route_add+0x1c/0x140
[ 9771.311597][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9771.311597][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9771.311597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9771.311597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9771.311597][T19513]      netlink_rcv_skb+0x130/0x360
[ 9771.311597][T19513]      netlink_unicast+0x449/0x710
[ 9771.311597][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9771.311597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9771.311597][T19513]      ___sys_sendmsg+0xee/0x170
[ 9771.311597][T19513]      __sys_sendmsg+0xcd/0x170
[ 9771.311597][T19513]      do_syscall_64+0xc6/0x1e0
[ 9771.311597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9771.311597][T19513] 
[ 9771.313864][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9771.313864][T19513]      netdev_get_by_index+0x5e/0x80
[ 9771.313864][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9771.313864][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9771.313864][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9771.313864][T19513]      ipv6_add_addr+0x411/0x2000
[ 9771.313864][T19513]      inet6_addr_add+0x30e/0xa40
[ 9771.313864][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9771.313864][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9771.313864][T19513]      netlink_rcv_skb+0x130/0x360
[ 9771.313864][T19513]      netlink_unicast+0x449/0x710
[ 9771.313864][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9771.313864][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9771.313864][T19513]      ___sys_sendmsg+0xee/0x170
[ 9771.313864][T19513]      __sys_sendmsg+0xcd/0x170
[ 9771.313864][T19513]      do_syscall_64+0xc6/0x1e0
[ 9771.313864][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9771.313864][T19513] 
[ 9771.316085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9771.316085][T19513]      netdev_get_by_index+0x5e/0x80
[ 9771.316085][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9771.316085][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9771.316085][T19513]      ip6_route_add+0x1c/0x140
[ 9771.316085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9771.316085][T19513]      addrconf_add_dev+0xe2/0x170
[ 9771.316085][T19513]      inet6_addr_add+0x12f/0xa40
[ 9771.316085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9771.316085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9771.316085][T19513]      netlink_rcv_skb+0x130/0x360
[ 9771.316085][T19513]      netlink_unicast+0x449/0x710
[ 9771.316085][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9771.316085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9771.316085][T19513]      ___sys_sendmsg+0xee/0x170
[ 9771.316085][T19513]      __sys_sendmsg+0xcd/0x170
[ 9771.316085][T19513]      do_syscall_64+0xc6/0x1e0
[ 9771.316085][T19513] 
[ 9771.318272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9771.318272][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9771.318272][T19513]      ipv6_find_idev+0x102/0x170
[ 9771.318272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9771.318272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9771.318272][T19513]      netlink_rcv_skb+0x130/0x360
[ 9771.318272][T19513]      netlink_unicast+0x449/0x710
[ 9771.318272][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9771.318272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9771.318272][T19513]      ___sys_sendmsg+0xee/0x170
[ 9771.318272][T19513]      __sys_sendmsg+0xcd/0x170
[ 9771.318272][T19513]      do_syscall_64+0xc6/0x1e0
[ 9771.318272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9771.318272][T19513] 
[ 9771.319987][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9771.319987][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9771.319987][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9771.319987][T19513]      ipv6_find_idev+0x102/0x170
[ 9771.319987][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9771.319987][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9771.319987][T19513]      netlink_rcv_skb+0x130/0x360
[ 9771.319987][T19513]      netlink_unicast+0x449/0x710
[ 9771.319987][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9771.319987][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9771.319987][T19513]      ___sys_sendmsg+0xee/0x170
[ 9771.319987][T19513]      __sys_sendmsg+0xcd/0x170
[ 9771.319987][T19513]      do_syscall_64+0xc6/0x1e0
[ 9771.319987][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9771.319987][T19513] 
[ 9781.399160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9781.399629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9781.399629][T19513]      netdev_get_by_index+0x5e/0x80
[ 9781.399629][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9781.399629][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9781.399629][T19513]      ip6_route_add+0x1c/0x140
[ 9781.399629][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9781.399629][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9781.399629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9781.399629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9781.399629][T19513]      netlink_rcv_skb+0x130/0x360
[ 9781.399629][T19513]      netlink_unicast+0x449/0x710
[ 9781.399629][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9781.399629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9781.399629][T19513]      ___sys_sendmsg+0xee/0x170
[ 9781.399629][T19513]      __sys_sendmsg+0xcd/0x170
[ 9781.399629][T19513]      do_syscall_64+0xc6/0x1e0
[ 9781.399629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9781.399629][T19513] 
[ 9781.401895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9781.401895][T19513]      netdev_get_by_index+0x5e/0x80
[ 9781.401895][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9781.401895][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9781.401895][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9781.401895][T19513]      ipv6_add_addr+0x411/0x2000
[ 9781.401895][T19513]      inet6_addr_add+0x30e/0xa40
[ 9781.401895][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9781.401895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9781.401895][T19513]      netlink_rcv_skb+0x130/0x360
[ 9781.401895][T19513]      netlink_unicast+0x449/0x710
[ 9781.401895][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9781.401895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9781.401895][T19513]      ___sys_sendmsg+0xee/0x170
[ 9781.401895][T19513]      __sys_sendmsg+0xcd/0x170
[ 9781.401895][T19513]      do_syscall_64+0xc6/0x1e0
[ 9781.401895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9781.401895][T19513] 
[ 9781.404113][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9781.404113][T19513]      netdev_get_by_index+0x5e/0x80
[ 9781.404113][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9781.404113][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9781.404113][T19513]      ip6_route_add+0x1c/0x140
[ 9781.404113][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9781.404113][T19513]      addrconf_add_dev+0xe2/0x170
[ 9781.404113][T19513]      inet6_addr_add+0x12f/0xa40
[ 9781.404113][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9781.404113][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9781.404113][T19513]      netlink_rcv_skb+0x130/0x360
[ 9781.404113][T19513]      netlink_unicast+0x449/0x710
[ 9781.404113][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9781.404113][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9781.404113][T19513]      ___sys_sendmsg+0xee/0x170
[ 9781.404113][T19513]      __sys_sendmsg+0xcd/0x170
[ 9781.404113][T19513]      do_syscall_64+0xc6/0x1e0
[ 9781.404113][T19513] 
[ 9781.406332][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9781.406332][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9781.406332][T19513]      ipv6_find_idev+0x102/0x170
[ 9781.406332][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9781.406332][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9781.406332][T19513]      netlink_rcv_skb+0x130/0x360
[ 9781.406332][T19513]      netlink_unicast+0x449/0x710
[ 9781.406332][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9781.406332][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9781.406332][T19513]      ___sys_sendmsg+0xee/0x170
[ 9781.406332][T19513]      __sys_sendmsg+0xcd/0x170
[ 9781.406332][T19513]      do_syscall_64+0xc6/0x1e0
[ 9781.406332][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9781.406332][T19513] 
[ 9781.408036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9781.408036][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9781.408036][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9781.408036][T19513]      ipv6_find_idev+0x102/0x170
[ 9781.408036][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9781.408036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9781.408036][T19513]      netlink_rcv_skb+0x130/0x360
[ 9781.408036][T19513]      netlink_unicast+0x449/0x710
[ 9781.408036][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9781.408036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9781.408036][T19513]      ___sys_sendmsg+0xee/0x170
[ 9781.408036][T19513]      __sys_sendmsg+0xcd/0x170
[ 9781.408036][T19513]      do_syscall_64+0xc6/0x1e0
[ 9781.408036][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9781.408036][T19513] 
[ 9791.647134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9791.647602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9791.647602][T19513]      netdev_get_by_index+0x5e/0x80
[ 9791.647602][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9791.647602][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9791.647602][T19513]      ip6_route_add+0x1c/0x140
[ 9791.647602][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9791.647602][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9791.647602][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9791.647602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9791.647602][T19513]      netlink_rcv_skb+0x130/0x360
[ 9791.647602][T19513]      netlink_unicast+0x449/0x710
[ 9791.647602][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9791.647602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9791.647602][T19513]      ___sys_sendmsg+0xee/0x170
[ 9791.647602][T19513]      __sys_sendmsg+0xcd/0x170
[ 9791.647602][T19513]      do_syscall_64+0xc6/0x1e0
[ 9791.647602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9791.647602][T19513] 
[ 9791.649860][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9791.649860][T19513]      netdev_get_by_index+0x5e/0x80
[ 9791.649860][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9791.649860][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9791.649860][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9791.649860][T19513]      ipv6_add_addr+0x411/0x2000
[ 9791.649860][T19513]      inet6_addr_add+0x30e/0xa40
[ 9791.649860][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9791.649860][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9791.649860][T19513]      netlink_rcv_skb+0x130/0x360
[ 9791.649860][T19513]      netlink_unicast+0x449/0x710
[ 9791.649860][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9791.649860][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9791.649860][T19513]      ___sys_sendmsg+0xee/0x170
[ 9791.649860][T19513]      __sys_sendmsg+0xcd/0x170
[ 9791.649860][T19513]      do_syscall_64+0xc6/0x1e0
[ 9791.649860][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9791.649860][T19513] 
[ 9791.652100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9791.652100][T19513]      netdev_get_by_index+0x5e/0x80
[ 9791.652100][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9791.652100][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9791.652100][T19513]      ip6_route_add+0x1c/0x140
[ 9791.652100][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9791.652100][T19513]      addrconf_add_dev+0xe2/0x170
[ 9791.652100][T19513]      inet6_addr_add+0x12f/0xa40
[ 9791.652100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9791.652100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9791.652100][T19513]      netlink_rcv_skb+0x130/0x360
[ 9791.652100][T19513]      netlink_unicast+0x449/0x710
[ 9791.652100][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9791.652100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9791.652100][T19513]      ___sys_sendmsg+0xee/0x170
[ 9791.652100][T19513]      __sys_sendmsg+0xcd/0x170
[ 9791.652100][T19513]      do_syscall_64+0xc6/0x1e0
[ 9791.652100][T19513] 
[ 9791.654284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9791.654284][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9791.654284][T19513]      ipv6_find_idev+0x102/0x170
[ 9791.654284][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9791.654284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9791.654284][T19513]      netlink_rcv_skb+0x130/0x360
[ 9791.654284][T19513]      netlink_unicast+0x449/0x710
[ 9791.654284][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9791.654284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9791.654284][T19513]      ___sys_sendmsg+0xee/0x170
[ 9791.654284][T19513]      __sys_sendmsg+0xcd/0x170
[ 9791.654284][T19513]      do_syscall_64+0xc6/0x1e0
[ 9791.654284][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9791.654284][T19513] 
[ 9791.655994][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9791.655994][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9791.655994][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9791.655994][T19513]      ipv6_find_idev+0x102/0x170
[ 9791.655994][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9791.655994][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9791.655994][T19513]      netlink_rcv_skb+0x130/0x360
[ 9791.655994][T19513]      netlink_unicast+0x449/0x710
[ 9791.655994][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9791.655994][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9791.655994][T19513]      ___sys_sendmsg+0xee/0x170
[ 9791.655994][T19513]      __sys_sendmsg+0xcd/0x170
[ 9791.655994][T19513]      do_syscall_64+0xc6/0x1e0
[ 9791.655994][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9791.655994][T19513] 
[ 9801.895131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9801.895603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9801.895603][T19513]      netdev_get_by_index+0x5e/0x80
[ 9801.895603][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9801.895603][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9801.895603][T19513]      ip6_route_add+0x1c/0x140
[ 9801.895603][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9801.895603][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9801.895603][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9801.895603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9801.895603][T19513]      netlink_rcv_skb+0x130/0x360
[ 9801.895603][T19513]      netlink_unicast+0x449/0x710
[ 9801.895603][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9801.895603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9801.895603][T19513]      ___sys_sendmsg+0xee/0x170
[ 9801.895603][T19513]      __sys_sendmsg+0xcd/0x170
[ 9801.895603][T19513]      do_syscall_64+0xc6/0x1e0
[ 9801.895603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9801.895603][T19513] 
[ 9801.897856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9801.897856][T19513]      netdev_get_by_index+0x5e/0x80
[ 9801.897856][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9801.897856][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9801.897856][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9801.897856][T19513]      ipv6_add_addr+0x411/0x2000
[ 9801.897856][T19513]      inet6_addr_add+0x30e/0xa40
[ 9801.897856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9801.897856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9801.897856][T19513]      netlink_rcv_skb+0x130/0x360
[ 9801.897856][T19513]      netlink_unicast+0x449/0x710
[ 9801.897856][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9801.897856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9801.897856][T19513]      ___sys_sendmsg+0xee/0x170
[ 9801.897856][T19513]      __sys_sendmsg+0xcd/0x170
[ 9801.897856][T19513]      do_syscall_64+0xc6/0x1e0
[ 9801.897856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9801.897856][T19513] 
[ 9801.900194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9801.900194][T19513]      netdev_get_by_index+0x5e/0x80
[ 9801.900194][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9801.900194][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9801.900194][T19513]      ip6_route_add+0x1c/0x140
[ 9801.900194][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9801.900194][T19513]      addrconf_add_dev+0xe2/0x170
[ 9801.900194][T19513]      inet6_addr_add+0x12f/0xa40
[ 9801.900194][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9801.900194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9801.900194][T19513]      netlink_rcv_skb+0x130/0x360
[ 9801.900194][T19513]      netlink_unicast+0x449/0x710
[ 9801.900194][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9801.900194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9801.900194][T19513]      ___sys_sendmsg+0xee/0x170
[ 9801.900194][T19513]      __sys_sendmsg+0xcd/0x170
[ 9801.900194][T19513]      do_syscall_64+0xc6/0x1e0
[ 9801.900194][T19513] 
[ 9801.902383][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9801.902383][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9801.902383][T19513]      ipv6_find_idev+0x102/0x170
[ 9801.902383][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9801.902383][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9801.902383][T19513]      netlink_rcv_skb+0x130/0x360
[ 9801.902383][T19513]      netlink_unicast+0x449/0x710
[ 9801.902383][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9801.902383][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9801.902383][T19513]      ___sys_sendmsg+0xee/0x170
[ 9801.902383][T19513]      __sys_sendmsg+0xcd/0x170
[ 9801.902383][T19513]      do_syscall_64+0xc6/0x1e0
[ 9801.902383][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9801.902383][T19513] 
[ 9801.904094][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9801.904094][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9801.904094][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9801.904094][T19513]      ipv6_find_idev+0x102/0x170
[ 9801.904094][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9801.904094][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9801.904094][T19513]      netlink_rcv_skb+0x130/0x360
[ 9801.904094][T19513]      netlink_unicast+0x449/0x710
[ 9801.904094][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9801.904094][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9801.904094][T19513]      ___sys_sendmsg+0xee/0x170
[ 9801.904094][T19513]      __sys_sendmsg+0xcd/0x170
[ 9801.904094][T19513]      do_syscall_64+0xc6/0x1e0
[ 9801.904094][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9801.904094][T19513] 
[ 9812.143112][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9812.143582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9812.143582][T19513]      netdev_get_by_index+0x5e/0x80
[ 9812.143582][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9812.143582][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9812.143582][T19513]      ip6_route_add+0x1c/0x140
[ 9812.143582][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9812.143582][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9812.143582][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9812.143582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9812.143582][T19513]      netlink_rcv_skb+0x130/0x360
[ 9812.143582][T19513]      netlink_unicast+0x449/0x710
[ 9812.143582][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9812.143582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9812.143582][T19513]      ___sys_sendmsg+0xee/0x170
[ 9812.143582][T19513]      __sys_sendmsg+0xcd/0x170
[ 9812.143582][T19513]      do_syscall_64+0xc6/0x1e0
[ 9812.143582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9812.143582][T19513] 
[ 9812.145838][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9812.145838][T19513]      netdev_get_by_index+0x5e/0x80
[ 9812.145838][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9812.145838][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9812.145838][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9812.145838][T19513]      ipv6_add_addr+0x411/0x2000
[ 9812.145838][T19513]      inet6_addr_add+0x30e/0xa40
[ 9812.145838][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9812.145838][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9812.145838][T19513]      netlink_rcv_skb+0x130/0x360
[ 9812.145838][T19513]      netlink_unicast+0x449/0x710
[ 9812.145838][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9812.145838][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9812.145838][T19513]      ___sys_sendmsg+0xee/0x170
[ 9812.145838][T19513]      __sys_sendmsg+0xcd/0x170
[ 9812.145838][T19513]      do_syscall_64+0xc6/0x1e0
[ 9812.145838][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9812.145838][T19513] 
[ 9812.148069][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9812.148069][T19513]      netdev_get_by_index+0x5e/0x80
[ 9812.148069][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9812.148069][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9812.148069][T19513]      ip6_route_add+0x1c/0x140
[ 9812.148069][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9812.148069][T19513]      addrconf_add_dev+0xe2/0x170
[ 9812.148069][T19513]      inet6_addr_add+0x12f/0xa40
[ 9812.148069][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9812.148069][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9812.148069][T19513]      netlink_rcv_skb+0x130/0x360
[ 9812.148069][T19513]      netlink_unicast+0x449/0x710
[ 9812.148069][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9812.148069][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9812.148069][T19513]      ___sys_sendmsg+0xee/0x170
[ 9812.148069][T19513]      __sys_sendmsg+0xcd/0x170
[ 9812.148069][T19513]      do_syscall_64+0xc6/0x1e0
[ 9812.148069][T19513] 
[ 9812.150259][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9812.150259][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9812.150259][T19513]      ipv6_find_idev+0x102/0x170
[ 9812.150259][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9812.150259][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9812.150259][T19513]      netlink_rcv_skb+0x130/0x360
[ 9812.150259][T19513]      netlink_unicast+0x449/0x710
[ 9812.150259][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9812.150259][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9812.150259][T19513]      ___sys_sendmsg+0xee/0x170
[ 9812.150259][T19513]      __sys_sendmsg+0xcd/0x170
[ 9812.150259][T19513]      do_syscall_64+0xc6/0x1e0
[ 9812.150259][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9812.150259][T19513] 
[ 9812.151983][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9812.151983][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9812.151983][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9812.151983][T19513]      ipv6_find_idev+0x102/0x170
[ 9812.151983][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9812.151983][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9812.151983][T19513]      netlink_rcv_skb+0x130/0x360
[ 9812.151983][T19513]      netlink_unicast+0x449/0x710
[ 9812.151983][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9812.151983][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9812.151983][T19513]      ___sys_sendmsg+0xee/0x170
[ 9812.151983][T19513]      __sys_sendmsg+0xcd/0x170
[ 9812.151983][T19513]      do_syscall_64+0xc6/0x1e0
[ 9812.151983][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9812.151983][T19513] 
[ 9822.711130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9822.711785][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9822.711785][T19513]      netdev_get_by_index+0x5e/0x80
[ 9822.711785][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9822.711785][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9822.711785][T19513]      ip6_route_add+0x1c/0x140
[ 9822.711785][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9822.711785][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9822.711785][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9822.711785][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9822.711785][T19513]      netlink_rcv_skb+0x130/0x360
[ 9822.711785][T19513]      netlink_unicast+0x449/0x710
[ 9822.711785][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9822.711785][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9822.711785][T19513]      ___sys_sendmsg+0xee/0x170
[ 9822.711785][T19513]      __sys_sendmsg+0xcd/0x170
[ 9822.711785][T19513]      do_syscall_64+0xc6/0x1e0
[ 9822.711785][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9822.711785][T19513] 
[ 9822.715397][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9822.715397][T19513]      netdev_get_by_index+0x5e/0x80
[ 9822.715397][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9822.715397][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9822.715397][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9822.715397][T19513]      ipv6_add_addr+0x411/0x2000
[ 9822.715397][T19513]      inet6_addr_add+0x30e/0xa40
[ 9822.715397][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9822.715397][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9822.715397][T19513]      netlink_rcv_skb+0x130/0x360
[ 9822.715397][T19513]      netlink_unicast+0x449/0x710
[ 9822.715397][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9822.715397][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9822.715397][T19513]      ___sys_sendmsg+0xee/0x170
[ 9822.715397][T19513]      __sys_sendmsg+0xcd/0x170
[ 9822.715397][T19513]      do_syscall_64+0xc6/0x1e0
[ 9822.715397][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9822.715397][T19513] 
[ 9822.718978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9822.718978][T19513]      netdev_get_by_index+0x5e/0x80
[ 9822.718978][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9822.718978][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9822.718978][T19513]      ip6_route_add+0x1c/0x140
[ 9822.718978][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9822.718978][T19513]      addrconf_add_dev+0xe2/0x170
[ 9822.718978][T19513]      inet6_addr_add+0x12f/0xa40
[ 9822.718978][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9822.718978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9822.718978][T19513]      netlink_rcv_skb+0x130/0x360
[ 9822.718978][T19513]      netlink_unicast+0x449/0x710
[ 9822.718978][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9822.718978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9822.718978][T19513]      ___sys_sendmsg+0xee/0x170
[ 9822.718978][T19513]      __sys_sendmsg+0xcd/0x170
[ 9822.718978][T19513]      do_syscall_64+0xc6/0x1e0
[ 9822.718978][T19513] 
[ 9822.722515][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9822.722515][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9822.722515][T19513]      ipv6_find_idev+0x102/0x170
[ 9822.722515][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9822.722515][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9822.722515][T19513]      netlink_rcv_skb+0x130/0x360
[ 9822.722515][T19513]      netlink_unicast+0x449/0x710
[ 9822.722515][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9822.722515][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9822.722515][T19513]      ___sys_sendmsg+0xee/0x170
[ 9822.722515][T19513]      __sys_sendmsg+0xcd/0x170
[ 9822.722515][T19513]      do_syscall_64+0xc6/0x1e0
[ 9822.722515][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9822.722515][T19513] 
[ 9822.725270][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9822.725270][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9822.725270][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9822.725270][T19513]      ipv6_find_idev+0x102/0x170
[ 9822.725270][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9822.725270][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9822.725270][T19513]      netlink_rcv_skb+0x130/0x360
[ 9822.725270][T19513]      netlink_unicast+0x449/0x710
[ 9822.725270][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9822.725270][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9822.725270][T19513]      ___sys_sendmsg+0xee/0x170
[ 9822.725270][T19513]      __sys_sendmsg+0xcd/0x170
[ 9822.725270][T19513]      do_syscall_64+0xc6/0x1e0
[ 9822.725270][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9822.725270][T19513] 
[ 9832.775121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9832.775592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9832.775592][T19513]      netdev_get_by_index+0x5e/0x80
[ 9832.775592][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9832.775592][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9832.775592][T19513]      ip6_route_add+0x1c/0x140
[ 9832.775592][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9832.775592][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9832.775592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9832.775592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9832.775592][T19513]      netlink_rcv_skb+0x130/0x360
[ 9832.775592][T19513]      netlink_unicast+0x449/0x710
[ 9832.775592][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9832.775592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9832.775592][T19513]      ___sys_sendmsg+0xee/0x170
[ 9832.775592][T19513]      __sys_sendmsg+0xcd/0x170
[ 9832.775592][T19513]      do_syscall_64+0xc6/0x1e0
[ 9832.775592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9832.775592][T19513] 
[ 9832.777862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9832.777862][T19513]      netdev_get_by_index+0x5e/0x80
[ 9832.777862][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9832.777862][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9832.777862][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9832.777862][T19513]      ipv6_add_addr+0x411/0x2000
[ 9832.777862][T19513]      inet6_addr_add+0x30e/0xa40
[ 9832.777862][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9832.777862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9832.777862][T19513]      netlink_rcv_skb+0x130/0x360
[ 9832.777862][T19513]      netlink_unicast+0x449/0x710
[ 9832.777862][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9832.777862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9832.777862][T19513]      ___sys_sendmsg+0xee/0x170
[ 9832.777862][T19513]      __sys_sendmsg+0xcd/0x170
[ 9832.777862][T19513]      do_syscall_64+0xc6/0x1e0
[ 9832.777862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9832.777862][T19513] 
[ 9832.780082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9832.780082][T19513]      netdev_get_by_index+0x5e/0x80
[ 9832.780082][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9832.780082][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9832.780082][T19513]      ip6_route_add+0x1c/0x140
[ 9832.780082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9832.780082][T19513]      addrconf_add_dev+0xe2/0x170
[ 9832.780082][T19513]      inet6_addr_add+0x12f/0xa40
[ 9832.780082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9832.780082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9832.780082][T19513]      netlink_rcv_skb+0x130/0x360
[ 9832.780082][T19513]      netlink_unicast+0x449/0x710
[ 9832.780082][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9832.780082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9832.780082][T19513]      ___sys_sendmsg+0xee/0x170
[ 9832.780082][T19513]      __sys_sendmsg+0xcd/0x170
[ 9832.780082][T19513]      do_syscall_64+0xc6/0x1e0
[ 9832.780082][T19513] 
[ 9832.782281][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9832.782281][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9832.782281][T19513]      ipv6_find_idev+0x102/0x170
[ 9832.782281][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9832.782281][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9832.782281][T19513]      netlink_rcv_skb+0x130/0x360
[ 9832.782281][T19513]      netlink_unicast+0x449/0x710
[ 9832.782281][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9832.782281][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9832.782281][T19513]      ___sys_sendmsg+0xee/0x170
[ 9832.782281][T19513]      __sys_sendmsg+0xcd/0x170
[ 9832.782281][T19513]      do_syscall_64+0xc6/0x1e0
[ 9832.782281][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9832.782281][T19513] 
[ 9832.783990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9832.783990][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9832.783990][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9832.783990][T19513]      ipv6_find_idev+0x102/0x170
[ 9832.783990][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9832.783990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9832.783990][T19513]      netlink_rcv_skb+0x130/0x360
[ 9832.783990][T19513]      netlink_unicast+0x449/0x710
[ 9832.783990][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9832.783990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9832.783990][T19513]      ___sys_sendmsg+0xee/0x170
[ 9832.783990][T19513]      __sys_sendmsg+0xcd/0x170
[ 9832.783990][T19513]      do_syscall_64+0xc6/0x1e0
[ 9832.783990][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9832.783990][T19513] 
[ 9842.983058][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9842.983533][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9842.983533][T19513]      netdev_get_by_index+0x5e/0x80
[ 9842.983533][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9842.983533][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9842.983533][T19513]      ip6_route_add+0x1c/0x140
[ 9842.983533][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9842.983533][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9842.983533][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9842.983533][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9842.983533][T19513]      netlink_rcv_skb+0x130/0x360
[ 9842.983533][T19513]      netlink_unicast+0x449/0x710
[ 9842.983533][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9842.983533][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9842.983533][T19513]      ___sys_sendmsg+0xee/0x170
[ 9842.983533][T19513]      __sys_sendmsg+0xcd/0x170
[ 9842.983533][T19513]      do_syscall_64+0xc6/0x1e0
[ 9842.983533][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9842.983533][T19513] 
[ 9842.985768][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9842.985768][T19513]      netdev_get_by_index+0x5e/0x80
[ 9842.985768][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9842.985768][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9842.985768][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9842.985768][T19513]      ipv6_add_addr+0x411/0x2000
[ 9842.985768][T19513]      inet6_addr_add+0x30e/0xa40
[ 9842.985768][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9842.985768][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9842.985768][T19513]      netlink_rcv_skb+0x130/0x360
[ 9842.985768][T19513]      netlink_unicast+0x449/0x710
[ 9842.985768][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9842.985768][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9842.985768][T19513]      ___sys_sendmsg+0xee/0x170
[ 9842.985768][T19513]      __sys_sendmsg+0xcd/0x170
[ 9842.985768][T19513]      do_syscall_64+0xc6/0x1e0
[ 9842.985768][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9842.985768][T19513] 
[ 9842.987987][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9842.987987][T19513]      netdev_get_by_index+0x5e/0x80
[ 9842.987987][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9842.987987][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9842.987987][T19513]      ip6_route_add+0x1c/0x140
[ 9842.987987][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9842.987987][T19513]      addrconf_add_dev+0xe2/0x170
[ 9842.987987][T19513]      inet6_addr_add+0x12f/0xa40
[ 9842.987987][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9842.987987][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9842.987987][T19513]      netlink_rcv_skb+0x130/0x360
[ 9842.987987][T19513]      netlink_unicast+0x449/0x710
[ 9842.987987][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9842.987987][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9842.987987][T19513]      ___sys_sendmsg+0xee/0x170
[ 9842.987987][T19513]      __sys_sendmsg+0xcd/0x170
[ 9842.987987][T19513]      do_syscall_64+0xc6/0x1e0
[ 9842.987987][T19513] 
[ 9842.990189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9842.990189][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9842.990189][T19513]      ipv6_find_idev+0x102/0x170
[ 9842.990189][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9842.990189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9842.990189][T19513]      netlink_rcv_skb+0x130/0x360
[ 9842.990189][T19513]      netlink_unicast+0x449/0x710
[ 9842.990189][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9842.990189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9842.990189][T19513]      ___sys_sendmsg+0xee/0x170
[ 9842.990189][T19513]      __sys_sendmsg+0xcd/0x170
[ 9842.990189][T19513]      do_syscall_64+0xc6/0x1e0
[ 9842.990189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9842.990189][T19513] 
[ 9842.991905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9842.991905][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9842.991905][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9842.991905][T19513]      ipv6_find_idev+0x102/0x170
[ 9842.991905][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9842.991905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9842.991905][T19513]      netlink_rcv_skb+0x130/0x360
[ 9842.991905][T19513]      netlink_unicast+0x449/0x710
[ 9842.991905][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9842.991905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9842.991905][T19513]      ___sys_sendmsg+0xee/0x170
[ 9842.991905][T19513]      __sys_sendmsg+0xcd/0x170
[ 9842.991905][T19513]      do_syscall_64+0xc6/0x1e0
[ 9842.991905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9842.991905][T19513] 
[ 9853.239146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9853.239632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9853.239632][T19513]      netdev_get_by_index+0x5e/0x80
[ 9853.239632][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9853.239632][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9853.239632][T19513]      ip6_route_add+0x1c/0x140
[ 9853.239632][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9853.239632][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9853.239632][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9853.239632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9853.239632][T19513]      netlink_rcv_skb+0x130/0x360
[ 9853.239632][T19513]      netlink_unicast+0x449/0x710
[ 9853.239632][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9853.239632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9853.239632][T19513]      ___sys_sendmsg+0xee/0x170
[ 9853.239632][T19513]      __sys_sendmsg+0xcd/0x170
[ 9853.239632][T19513]      do_syscall_64+0xc6/0x1e0
[ 9853.239632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9853.239632][T19513] 
[ 9853.241885][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9853.241885][T19513]      netdev_get_by_index+0x5e/0x80
[ 9853.241885][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9853.241885][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9853.241885][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9853.241885][T19513]      ipv6_add_addr+0x411/0x2000
[ 9853.241885][T19513]      inet6_addr_add+0x30e/0xa40
[ 9853.241885][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9853.241885][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9853.241885][T19513]      netlink_rcv_skb+0x130/0x360
[ 9853.241885][T19513]      netlink_unicast+0x449/0x710
[ 9853.241885][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9853.241885][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9853.241885][T19513]      ___sys_sendmsg+0xee/0x170
[ 9853.241885][T19513]      __sys_sendmsg+0xcd/0x170
[ 9853.241885][T19513]      do_syscall_64+0xc6/0x1e0
[ 9853.241885][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9853.241885][T19513] 
[ 9853.244116][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9853.244116][T19513]      netdev_get_by_index+0x5e/0x80
[ 9853.244116][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9853.244116][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9853.244116][T19513]      ip6_route_add+0x1c/0x140
[ 9853.244116][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9853.244116][T19513]      addrconf_add_dev+0xe2/0x170
[ 9853.244116][T19513]      inet6_addr_add+0x12f/0xa40
[ 9853.244116][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9853.244116][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9853.244116][T19513]      netlink_rcv_skb+0x130/0x360
[ 9853.244116][T19513]      netlink_unicast+0x449/0x710
[ 9853.244116][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9853.244116][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9853.244116][T19513]      ___sys_sendmsg+0xee/0x170
[ 9853.244116][T19513]      __sys_sendmsg+0xcd/0x170
[ 9853.244116][T19513]      do_syscall_64+0xc6/0x1e0
[ 9853.244116][T19513] 
[ 9853.246313][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9853.246313][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9853.246313][T19513]      ipv6_find_idev+0x102/0x170
[ 9853.246313][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9853.246313][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9853.246313][T19513]      netlink_rcv_skb+0x130/0x360
[ 9853.246313][T19513]      netlink_unicast+0x449/0x710
[ 9853.246313][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9853.246313][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9853.246313][T19513]      ___sys_sendmsg+0xee/0x170
[ 9853.246313][T19513]      __sys_sendmsg+0xcd/0x170
[ 9853.246313][T19513]      do_syscall_64+0xc6/0x1e0
[ 9853.246313][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9853.246313][T19513] 
[ 9853.248022][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9853.248022][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9853.248022][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9853.248022][T19513]      ipv6_find_idev+0x102/0x170
[ 9853.248022][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9853.248022][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9853.248022][T19513]      netlink_rcv_skb+0x130/0x360
[ 9853.248022][T19513]      netlink_unicast+0x449/0x710
[ 9853.248022][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9853.248022][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9853.248022][T19513]      ___sys_sendmsg+0xee/0x170
[ 9853.248022][T19513]      __sys_sendmsg+0xcd/0x170
[ 9853.248022][T19513]      do_syscall_64+0xc6/0x1e0
[ 9853.248022][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9853.248022][T19513] 
[ 9863.495119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9863.495592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9863.495592][T19513]      netdev_get_by_index+0x5e/0x80
[ 9863.495592][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9863.495592][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9863.495592][T19513]      ip6_route_add+0x1c/0x140
[ 9863.495592][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9863.495592][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9863.495592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9863.495592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9863.495592][T19513]      netlink_rcv_skb+0x130/0x360
[ 9863.495592][T19513]      netlink_unicast+0x449/0x710
[ 9863.495592][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9863.495592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9863.495592][T19513]      ___sys_sendmsg+0xee/0x170
[ 9863.495592][T19513]      __sys_sendmsg+0xcd/0x170
[ 9863.495592][T19513]      do_syscall_64+0xc6/0x1e0
[ 9863.495592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9863.495592][T19513] 
[ 9863.497845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9863.497845][T19513]      netdev_get_by_index+0x5e/0x80
[ 9863.497845][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9863.497845][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9863.497845][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9863.497845][T19513]      ipv6_add_addr+0x411/0x2000
[ 9863.497845][T19513]      inet6_addr_add+0x30e/0xa40
[ 9863.497845][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9863.497845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9863.497845][T19513]      netlink_rcv_skb+0x130/0x360
[ 9863.497845][T19513]      netlink_unicast+0x449/0x710
[ 9863.497845][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9863.497845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9863.497845][T19513]      ___sys_sendmsg+0xee/0x170
[ 9863.497845][T19513]      __sys_sendmsg+0xcd/0x170
[ 9863.497845][T19513]      do_syscall_64+0xc6/0x1e0
[ 9863.497845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9863.497845][T19513] 
[ 9863.500063][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9863.500063][T19513]      netdev_get_by_index+0x5e/0x80
[ 9863.500063][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9863.500063][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9863.500063][T19513]      ip6_route_add+0x1c/0x140
[ 9863.500063][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9863.500063][T19513]      addrconf_add_dev+0xe2/0x170
[ 9863.500063][T19513]      inet6_addr_add+0x12f/0xa40
[ 9863.500063][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9863.500063][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9863.500063][T19513]      netlink_rcv_skb+0x130/0x360
[ 9863.500063][T19513]      netlink_unicast+0x449/0x710
[ 9863.500063][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9863.500063][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9863.500063][T19513]      ___sys_sendmsg+0xee/0x170
[ 9863.500063][T19513]      __sys_sendmsg+0xcd/0x170
[ 9863.500063][T19513]      do_syscall_64+0xc6/0x1e0
[ 9863.500063][T19513] 
[ 9863.502270][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9863.502270][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9863.502270][T19513]      ipv6_find_idev+0x102/0x170
[ 9863.502270][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9863.502270][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9863.502270][T19513]      netlink_rcv_skb+0x130/0x360
[ 9863.502270][T19513]      netlink_unicast+0x449/0x710
[ 9863.502270][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9863.502270][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9863.502270][T19513]      ___sys_sendmsg+0xee/0x170
[ 9863.502270][T19513]      __sys_sendmsg+0xcd/0x170
[ 9863.502270][T19513]      do_syscall_64+0xc6/0x1e0
[ 9863.502270][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9863.502270][T19513] 
[ 9863.503993][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9863.503993][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9863.503993][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9863.503993][T19513]      ipv6_find_idev+0x102/0x170
[ 9863.503993][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9863.503993][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9863.503993][T19513]      netlink_rcv_skb+0x130/0x360
[ 9863.503993][T19513]      netlink_unicast+0x449/0x710
[ 9863.503993][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9863.503993][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9863.503993][T19513]      ___sys_sendmsg+0xee/0x170
[ 9863.503993][T19513]      __sys_sendmsg+0xcd/0x170
[ 9863.503993][T19513]      do_syscall_64+0xc6/0x1e0
[ 9863.503993][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9863.503993][T19513] 
[ 9873.519119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9873.519578][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9873.519578][T19513]      netdev_get_by_index+0x5e/0x80
[ 9873.519578][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9873.519578][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9873.519578][T19513]      ip6_route_add+0x1c/0x140
[ 9873.519578][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9873.519578][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9873.519578][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9873.519578][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9873.519578][T19513]      netlink_rcv_skb+0x130/0x360
[ 9873.519578][T19513]      netlink_unicast+0x449/0x710
[ 9873.519578][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9873.519578][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9873.519578][T19513]      ___sys_sendmsg+0xee/0x170
[ 9873.519578][T19513]      __sys_sendmsg+0xcd/0x170
[ 9873.519578][T19513]      do_syscall_64+0xc6/0x1e0
[ 9873.519578][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9873.519578][T19513] 
[ 9873.521822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9873.521822][T19513]      netdev_get_by_index+0x5e/0x80
[ 9873.521822][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9873.521822][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9873.521822][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9873.521822][T19513]      ipv6_add_addr+0x411/0x2000
[ 9873.521822][T19513]      inet6_addr_add+0x30e/0xa40
[ 9873.521822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9873.521822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9873.521822][T19513]      netlink_rcv_skb+0x130/0x360
[ 9873.521822][T19513]      netlink_unicast+0x449/0x710
[ 9873.521822][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9873.521822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9873.521822][T19513]      ___sys_sendmsg+0xee/0x170
[ 9873.521822][T19513]      __sys_sendmsg+0xcd/0x170
[ 9873.521822][T19513]      do_syscall_64+0xc6/0x1e0
[ 9873.521822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9873.521822][T19513] 
[ 9873.524028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9873.524028][T19513]      netdev_get_by_index+0x5e/0x80
[ 9873.524028][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9873.524028][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9873.524028][T19513]      ip6_route_add+0x1c/0x140
[ 9873.524028][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9873.524028][T19513]      addrconf_add_dev+0xe2/0x170
[ 9873.524028][T19513]      inet6_addr_add+0x12f/0xa40
[ 9873.524028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9873.524028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9873.524028][T19513]      netlink_rcv_skb+0x130/0x360
[ 9873.524028][T19513]      netlink_unicast+0x449/0x710
[ 9873.524028][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9873.524028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9873.524028][T19513]      ___sys_sendmsg+0xee/0x170
[ 9873.524028][T19513]      __sys_sendmsg+0xcd/0x170
[ 9873.524028][T19513]      do_syscall_64+0xc6/0x1e0
[ 9873.524028][T19513] 
[ 9873.526196][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9873.526196][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9873.526196][T19513]      ipv6_find_idev+0x102/0x170
[ 9873.526196][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9873.526196][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9873.526196][T19513]      netlink_rcv_skb+0x130/0x360
[ 9873.526196][T19513]      netlink_unicast+0x449/0x710
[ 9873.526196][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9873.526196][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9873.526196][T19513]      ___sys_sendmsg+0xee/0x170
[ 9873.526196][T19513]      __sys_sendmsg+0xcd/0x170
[ 9873.526196][T19513]      do_syscall_64+0xc6/0x1e0
[ 9873.526196][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9873.526196][T19513] 
[ 9873.527891][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9873.527891][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9873.527891][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9873.527891][T19513]      ipv6_find_idev+0x102/0x170
[ 9873.527891][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9873.527891][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9873.527891][T19513]      netlink_rcv_skb+0x130/0x360
[ 9873.527891][T19513]      netlink_unicast+0x449/0x710
[ 9873.527891][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9873.527891][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9873.527891][T19513]      ___sys_sendmsg+0xee/0x170
[ 9873.527891][T19513]      __sys_sendmsg+0xcd/0x170
[ 9873.527891][T19513]      do_syscall_64+0xc6/0x1e0
[ 9873.527891][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9873.527891][T19513] 
[ 9883.767120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9883.767566][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9883.767566][T19513]      netdev_get_by_index+0x5e/0x80
[ 9883.767566][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9883.767566][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9883.767566][T19513]      ip6_route_add+0x1c/0x140
[ 9883.767566][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9883.767566][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9883.767566][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9883.767566][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9883.767566][T19513]      netlink_rcv_skb+0x130/0x360
[ 9883.767566][T19513]      netlink_unicast+0x449/0x710
[ 9883.767566][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9883.767566][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9883.767566][T19513]      ___sys_sendmsg+0xee/0x170
[ 9883.767566][T19513]      __sys_sendmsg+0xcd/0x170
[ 9883.767566][T19513]      do_syscall_64+0xc6/0x1e0
[ 9883.767566][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9883.767566][T19513] 
[ 9883.769792][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9883.769792][T19513]      netdev_get_by_index+0x5e/0x80
[ 9883.769792][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9883.769792][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9883.769792][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9883.769792][T19513]      ipv6_add_addr+0x411/0x2000
[ 9883.769792][T19513]      inet6_addr_add+0x30e/0xa40
[ 9883.769792][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9883.769792][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9883.769792][T19513]      netlink_rcv_skb+0x130/0x360
[ 9883.769792][T19513]      netlink_unicast+0x449/0x710
[ 9883.769792][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9883.769792][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9883.769792][T19513]      ___sys_sendmsg+0xee/0x170
[ 9883.769792][T19513]      __sys_sendmsg+0xcd/0x170
[ 9883.769792][T19513]      do_syscall_64+0xc6/0x1e0
[ 9883.769792][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9883.769792][T19513] 
[ 9883.772006][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9883.772006][T19513]      netdev_get_by_index+0x5e/0x80
[ 9883.772006][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9883.772006][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9883.772006][T19513]      ip6_route_add+0x1c/0x140
[ 9883.772006][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9883.772006][T19513]      addrconf_add_dev+0xe2/0x170
[ 9883.772006][T19513]      inet6_addr_add+0x12f/0xa40
[ 9883.772006][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9883.772006][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9883.772006][T19513]      netlink_rcv_skb+0x130/0x360
[ 9883.772006][T19513]      netlink_unicast+0x449/0x710
[ 9883.772006][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9883.772006][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9883.772006][T19513]      ___sys_sendmsg+0xee/0x170
[ 9883.772006][T19513]      __sys_sendmsg+0xcd/0x170
[ 9883.772006][T19513]      do_syscall_64+0xc6/0x1e0
[ 9883.772006][T19513] 
[ 9883.774169][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9883.774169][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9883.774169][T19513]      ipv6_find_idev+0x102/0x170
[ 9883.774169][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9883.774169][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9883.774169][T19513]      netlink_rcv_skb+0x130/0x360
[ 9883.774169][T19513]      netlink_unicast+0x449/0x710
[ 9883.774169][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9883.774169][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9883.774169][T19513]      ___sys_sendmsg+0xee/0x170
[ 9883.774169][T19513]      __sys_sendmsg+0xcd/0x170
[ 9883.774169][T19513]      do_syscall_64+0xc6/0x1e0
[ 9883.774169][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9883.774169][T19513] 
[ 9883.775863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9883.775863][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9883.775863][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9883.775863][T19513]      ipv6_find_idev+0x102/0x170
[ 9883.775863][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9883.775863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9883.775863][T19513]      netlink_rcv_skb+0x130/0x360
[ 9883.775863][T19513]      netlink_unicast+0x449/0x710
[ 9883.775863][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9883.775863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9883.775863][T19513]      ___sys_sendmsg+0xee/0x170
[ 9883.775863][T19513]      __sys_sendmsg+0xcd/0x170
[ 9883.775863][T19513]      do_syscall_64+0xc6/0x1e0
[ 9883.775863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9883.775863][T19513] 
[ 9894.015122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9894.015583][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9894.015583][T19513]      netdev_get_by_index+0x5e/0x80
[ 9894.015583][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9894.015583][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9894.015583][T19513]      ip6_route_add+0x1c/0x140
[ 9894.015583][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9894.015583][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9894.015583][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9894.015583][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9894.015583][T19513]      netlink_rcv_skb+0x130/0x360
[ 9894.015583][T19513]      netlink_unicast+0x449/0x710
[ 9894.015583][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9894.015583][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9894.015583][T19513]      ___sys_sendmsg+0xee/0x170
[ 9894.015583][T19513]      __sys_sendmsg+0xcd/0x170
[ 9894.015583][T19513]      do_syscall_64+0xc6/0x1e0
[ 9894.015583][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9894.015583][T19513] 
[ 9894.017805][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9894.017805][T19513]      netdev_get_by_index+0x5e/0x80
[ 9894.017805][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9894.017805][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9894.017805][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9894.017805][T19513]      ipv6_add_addr+0x411/0x2000
[ 9894.017805][T19513]      inet6_addr_add+0x30e/0xa40
[ 9894.017805][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9894.017805][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9894.017805][T19513]      netlink_rcv_skb+0x130/0x360
[ 9894.017805][T19513]      netlink_unicast+0x449/0x710
[ 9894.017805][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9894.017805][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9894.017805][T19513]      ___sys_sendmsg+0xee/0x170
[ 9894.017805][T19513]      __sys_sendmsg+0xcd/0x170
[ 9894.017805][T19513]      do_syscall_64+0xc6/0x1e0
[ 9894.017805][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9894.017805][T19513] 
[ 9894.020007][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9894.020007][T19513]      netdev_get_by_index+0x5e/0x80
[ 9894.020007][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9894.020007][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9894.020007][T19513]      ip6_route_add+0x1c/0x140
[ 9894.020007][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9894.020007][T19513]      addrconf_add_dev+0xe2/0x170
[ 9894.020007][T19513]      inet6_addr_add+0x12f/0xa40
[ 9894.020007][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9894.020007][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9894.020007][T19513]      netlink_rcv_skb+0x130/0x360
[ 9894.020007][T19513]      netlink_unicast+0x449/0x710
[ 9894.020007][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9894.020007][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9894.020007][T19513]      ___sys_sendmsg+0xee/0x170
[ 9894.020007][T19513]      __sys_sendmsg+0xcd/0x170
[ 9894.020007][T19513]      do_syscall_64+0xc6/0x1e0
[ 9894.020007][T19513] 
[ 9894.022194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9894.022194][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9894.022194][T19513]      ipv6_find_idev+0x102/0x170
[ 9894.022194][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9894.022194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9894.022194][T19513]      netlink_rcv_skb+0x130/0x360
[ 9894.022194][T19513]      netlink_unicast+0x449/0x710
[ 9894.022194][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9894.022194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9894.022194][T19513]      ___sys_sendmsg+0xee/0x170
[ 9894.022194][T19513]      __sys_sendmsg+0xcd/0x170
[ 9894.022194][T19513]      do_syscall_64+0xc6/0x1e0
[ 9894.022194][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9894.022194][T19513] 
[ 9894.023898][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9894.023898][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9894.023898][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9894.023898][T19513]      ipv6_find_idev+0x102/0x170
[ 9894.023898][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9894.023898][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9894.023898][T19513]      netlink_rcv_skb+0x130/0x360
[ 9894.023898][T19513]      netlink_unicast+0x449/0x710
[ 9894.023898][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9894.023898][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9894.023898][T19513]      ___sys_sendmsg+0xee/0x170
[ 9894.023898][T19513]      __sys_sendmsg+0xcd/0x170
[ 9894.023898][T19513]      do_syscall_64+0xc6/0x1e0
[ 9894.023898][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9894.023898][T19513] 
[ 9904.263121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9904.263576][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9904.263576][T19513]      netdev_get_by_index+0x5e/0x80
[ 9904.263576][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9904.263576][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9904.263576][T19513]      ip6_route_add+0x1c/0x140
[ 9904.263576][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9904.263576][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9904.263576][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9904.263576][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9904.263576][T19513]      netlink_rcv_skb+0x130/0x360
[ 9904.263576][T19513]      netlink_unicast+0x449/0x710
[ 9904.263576][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9904.263576][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9904.263576][T19513]      ___sys_sendmsg+0xee/0x170
[ 9904.263576][T19513]      __sys_sendmsg+0xcd/0x170
[ 9904.263576][T19513]      do_syscall_64+0xc6/0x1e0
[ 9904.263576][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9904.263576][T19513] 
[ 9904.265811][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9904.265811][T19513]      netdev_get_by_index+0x5e/0x80
[ 9904.265811][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9904.265811][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9904.265811][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9904.265811][T19513]      ipv6_add_addr+0x411/0x2000
[ 9904.265811][T19513]      inet6_addr_add+0x30e/0xa40
[ 9904.265811][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9904.265811][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9904.265811][T19513]      netlink_rcv_skb+0x130/0x360
[ 9904.265811][T19513]      netlink_unicast+0x449/0x710
[ 9904.265811][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9904.265811][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9904.265811][T19513]      ___sys_sendmsg+0xee/0x170
[ 9904.265811][T19513]      __sys_sendmsg+0xcd/0x170
[ 9904.265811][T19513]      do_syscall_64+0xc6/0x1e0
[ 9904.265811][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9904.265811][T19513] 
[ 9904.268020][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9904.268020][T19513]      netdev_get_by_index+0x5e/0x80
[ 9904.268020][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9904.268020][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9904.268020][T19513]      ip6_route_add+0x1c/0x140
[ 9904.268020][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9904.268020][T19513]      addrconf_add_dev+0xe2/0x170
[ 9904.268020][T19513]      inet6_addr_add+0x12f/0xa40
[ 9904.268020][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9904.268020][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9904.268020][T19513]      netlink_rcv_skb+0x130/0x360
[ 9904.268020][T19513]      netlink_unicast+0x449/0x710
[ 9904.268020][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9904.268020][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9904.268020][T19513]      ___sys_sendmsg+0xee/0x170
[ 9904.268020][T19513]      __sys_sendmsg+0xcd/0x170
[ 9904.268020][T19513]      do_syscall_64+0xc6/0x1e0
[ 9904.268020][T19513] 
[ 9904.270187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9904.270187][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9904.270187][T19513]      ipv6_find_idev+0x102/0x170
[ 9904.270187][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9904.270187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9904.270187][T19513]      netlink_rcv_skb+0x130/0x360
[ 9904.270187][T19513]      netlink_unicast+0x449/0x710
[ 9904.270187][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9904.270187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9904.270187][T19513]      ___sys_sendmsg+0xee/0x170
[ 9904.270187][T19513]      __sys_sendmsg+0xcd/0x170
[ 9904.270187][T19513]      do_syscall_64+0xc6/0x1e0
[ 9904.270187][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9904.270187][T19513] 
[ 9904.271895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9904.271895][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9904.271895][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9904.271895][T19513]      ipv6_find_idev+0x102/0x170
[ 9904.271895][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9904.271895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9904.271895][T19513]      netlink_rcv_skb+0x130/0x360
[ 9904.271895][T19513]      netlink_unicast+0x449/0x710
[ 9904.271895][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9904.271895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9904.271895][T19513]      ___sys_sendmsg+0xee/0x170
[ 9904.271895][T19513]      __sys_sendmsg+0xcd/0x170
[ 9904.271895][T19513]      do_syscall_64+0xc6/0x1e0
[ 9904.271895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9904.271895][T19513] 
[ 9914.511146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9914.511627][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9914.511627][T19513]      netdev_get_by_index+0x5e/0x80
[ 9914.511627][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9914.511627][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9914.511627][T19513]      ip6_route_add+0x1c/0x140
[ 9914.511627][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9914.511627][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9914.511627][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9914.511627][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9914.511627][T19513]      netlink_rcv_skb+0x130/0x360
[ 9914.511627][T19513]      netlink_unicast+0x449/0x710
[ 9914.511627][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9914.511627][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9914.511627][T19513]      ___sys_sendmsg+0xee/0x170
[ 9914.511627][T19513]      __sys_sendmsg+0xcd/0x170
[ 9914.511627][T19513]      do_syscall_64+0xc6/0x1e0
[ 9914.511627][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9914.511627][T19513] 
[ 9914.513858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9914.513858][T19513]      netdev_get_by_index+0x5e/0x80
[ 9914.513858][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9914.513858][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9914.513858][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9914.513858][T19513]      ipv6_add_addr+0x411/0x2000
[ 9914.513858][T19513]      inet6_addr_add+0x30e/0xa40
[ 9914.513858][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9914.513858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9914.513858][T19513]      netlink_rcv_skb+0x130/0x360
[ 9914.513858][T19513]      netlink_unicast+0x449/0x710
[ 9914.513858][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9914.513858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9914.513858][T19513]      ___sys_sendmsg+0xee/0x170
[ 9914.513858][T19513]      __sys_sendmsg+0xcd/0x170
[ 9914.513858][T19513]      do_syscall_64+0xc6/0x1e0
[ 9914.513858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9914.513858][T19513] 
[ 9914.516060][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9914.516060][T19513]      netdev_get_by_index+0x5e/0x80
[ 9914.516060][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9914.516060][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9914.516060][T19513]      ip6_route_add+0x1c/0x140
[ 9914.516060][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9914.516060][T19513]      addrconf_add_dev+0xe2/0x170
[ 9914.516060][T19513]      inet6_addr_add+0x12f/0xa40
[ 9914.516060][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9914.516060][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9914.516060][T19513]      netlink_rcv_skb+0x130/0x360
[ 9914.516060][T19513]      netlink_unicast+0x449/0x710
[ 9914.516060][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9914.516060][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9914.516060][T19513]      ___sys_sendmsg+0xee/0x170
[ 9914.516060][T19513]      __sys_sendmsg+0xcd/0x170
[ 9914.516060][T19513]      do_syscall_64+0xc6/0x1e0
[ 9914.516060][T19513] 
[ 9914.518225][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9914.518225][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9914.518225][T19513]      ipv6_find_idev+0x102/0x170
[ 9914.518225][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9914.518225][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9914.518225][T19513]      netlink_rcv_skb+0x130/0x360
[ 9914.518225][T19513]      netlink_unicast+0x449/0x710
[ 9914.518225][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9914.518225][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9914.518225][T19513]      ___sys_sendmsg+0xee/0x170
[ 9914.518225][T19513]      __sys_sendmsg+0xcd/0x170
[ 9914.518225][T19513]      do_syscall_64+0xc6/0x1e0
[ 9914.518225][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9914.518225][T19513] 
[ 9914.519922][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9914.519922][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9914.519922][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9914.519922][T19513]      ipv6_find_idev+0x102/0x170
[ 9914.519922][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9914.519922][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9914.519922][T19513]      netlink_rcv_skb+0x130/0x360
[ 9914.519922][T19513]      netlink_unicast+0x449/0x710
[ 9914.519922][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9914.519922][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9914.519922][T19513]      ___sys_sendmsg+0xee/0x170
[ 9914.519922][T19513]      __sys_sendmsg+0xcd/0x170
[ 9914.519922][T19513]      do_syscall_64+0xc6/0x1e0
[ 9914.519922][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9914.519922][T19513] 
[ 9924.759115][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9924.759571][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9924.759571][T19513]      netdev_get_by_index+0x5e/0x80
[ 9924.759571][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9924.759571][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9924.759571][T19513]      ip6_route_add+0x1c/0x140
[ 9924.759571][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9924.759571][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9924.759571][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9924.759571][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9924.759571][T19513]      netlink_rcv_skb+0x130/0x360
[ 9924.759571][T19513]      netlink_unicast+0x449/0x710
[ 9924.759571][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9924.759571][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9924.759571][T19513]      ___sys_sendmsg+0xee/0x170
[ 9924.759571][T19513]      __sys_sendmsg+0xcd/0x170
[ 9924.759571][T19513]      do_syscall_64+0xc6/0x1e0
[ 9924.759571][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9924.759571][T19513] 
[ 9924.761817][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9924.761817][T19513]      netdev_get_by_index+0x5e/0x80
[ 9924.761817][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9924.761817][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9924.761817][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9924.761817][T19513]      ipv6_add_addr+0x411/0x2000
[ 9924.761817][T19513]      inet6_addr_add+0x30e/0xa40
[ 9924.761817][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9924.761817][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9924.761817][T19513]      netlink_rcv_skb+0x130/0x360
[ 9924.761817][T19513]      netlink_unicast+0x449/0x710
[ 9924.761817][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9924.761817][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9924.761817][T19513]      ___sys_sendmsg+0xee/0x170
[ 9924.761817][T19513]      __sys_sendmsg+0xcd/0x170
[ 9924.761817][T19513]      do_syscall_64+0xc6/0x1e0
[ 9924.761817][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9924.761817][T19513] 
[ 9924.764542][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9924.764542][T19513]      netdev_get_by_index+0x5e/0x80
[ 9924.764542][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9924.764542][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9924.764542][T19513]      ip6_route_add+0x1c/0x140
[ 9924.764542][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9924.764542][T19513]      addrconf_add_dev+0xe2/0x170
[ 9924.764542][T19513]      inet6_addr_add+0x12f/0xa40
[ 9924.764542][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9924.764542][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9924.764542][T19513]      netlink_rcv_skb+0x130/0x360
[ 9924.764542][T19513]      netlink_unicast+0x449/0x710
[ 9924.764542][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9924.764542][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9924.764542][T19513]      ___sys_sendmsg+0xee/0x170
[ 9924.764542][T19513]      __sys_sendmsg+0xcd/0x170
[ 9924.764542][T19513]      do_syscall_64+0xc6/0x1e0
[ 9924.764542][T19513] 
[ 9924.766705][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9924.766705][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9924.766705][T19513]      ipv6_find_idev+0x102/0x170
[ 9924.766705][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9924.766705][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9924.766705][T19513]      netlink_rcv_skb+0x130/0x360
[ 9924.766705][T19513]      netlink_unicast+0x449/0x710
[ 9924.766705][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9924.766705][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9924.766705][T19513]      ___sys_sendmsg+0xee/0x170
[ 9924.766705][T19513]      __sys_sendmsg+0xcd/0x170
[ 9924.766705][T19513]      do_syscall_64+0xc6/0x1e0
[ 9924.766705][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9924.766705][T19513] 
[ 9924.768398][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9924.768398][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9924.768398][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9924.768398][T19513]      ipv6_find_idev+0x102/0x170
[ 9924.768398][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9924.768398][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9924.768398][T19513]      netlink_rcv_skb+0x130/0x360
[ 9924.768398][T19513]      netlink_unicast+0x449/0x710
[ 9924.768398][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9924.768398][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9924.768398][T19513]      ___sys_sendmsg+0xee/0x170
[ 9924.768398][T19513]      __sys_sendmsg+0xcd/0x170
[ 9924.768398][T19513]      do_syscall_64+0xc6/0x1e0
[ 9924.768398][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9924.768398][T19513] 
[ 9935.007120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9935.007577][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9935.007577][T19513]      netdev_get_by_index+0x5e/0x80
[ 9935.007577][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9935.007577][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9935.007577][T19513]      ip6_route_add+0x1c/0x140
[ 9935.007577][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9935.007577][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9935.007577][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9935.007577][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9935.007577][T19513]      netlink_rcv_skb+0x130/0x360
[ 9935.007577][T19513]      netlink_unicast+0x449/0x710
[ 9935.007577][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9935.007577][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9935.007577][T19513]      ___sys_sendmsg+0xee/0x170
[ 9935.007577][T19513]      __sys_sendmsg+0xcd/0x170
[ 9935.007577][T19513]      do_syscall_64+0xc6/0x1e0
[ 9935.007577][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9935.007577][T19513] 
[ 9935.009812][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9935.009812][T19513]      netdev_get_by_index+0x5e/0x80
[ 9935.009812][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9935.009812][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9935.009812][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9935.009812][T19513]      ipv6_add_addr+0x411/0x2000
[ 9935.009812][T19513]      inet6_addr_add+0x30e/0xa40
[ 9935.009812][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9935.009812][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9935.009812][T19513]      netlink_rcv_skb+0x130/0x360
[ 9935.009812][T19513]      netlink_unicast+0x449/0x710
[ 9935.009812][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9935.009812][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9935.009812][T19513]      ___sys_sendmsg+0xee/0x170
[ 9935.009812][T19513]      __sys_sendmsg+0xcd/0x170
[ 9935.009812][T19513]      do_syscall_64+0xc6/0x1e0
[ 9935.009812][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9935.009812][T19513] 
[ 9935.012027][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9935.012027][T19513]      netdev_get_by_index+0x5e/0x80
[ 9935.012027][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9935.012027][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9935.012027][T19513]      ip6_route_add+0x1c/0x140
[ 9935.012027][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9935.012027][T19513]      addrconf_add_dev+0xe2/0x170
[ 9935.012027][T19513]      inet6_addr_add+0x12f/0xa40
[ 9935.012027][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9935.012027][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9935.012027][T19513]      netlink_rcv_skb+0x130/0x360
[ 9935.012027][T19513]      netlink_unicast+0x449/0x710
[ 9935.012027][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9935.012027][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9935.012027][T19513]      ___sys_sendmsg+0xee/0x170
[ 9935.012027][T19513]      __sys_sendmsg+0xcd/0x170
[ 9935.012027][T19513]      do_syscall_64+0xc6/0x1e0
[ 9935.012027][T19513] 
[ 9935.014199][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9935.014199][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9935.014199][T19513]      ipv6_find_idev+0x102/0x170
[ 9935.014199][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9935.014199][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9935.014199][T19513]      netlink_rcv_skb+0x130/0x360
[ 9935.014199][T19513]      netlink_unicast+0x449/0x710
[ 9935.014199][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9935.014199][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9935.014199][T19513]      ___sys_sendmsg+0xee/0x170
[ 9935.014199][T19513]      __sys_sendmsg+0xcd/0x170
[ 9935.014199][T19513]      do_syscall_64+0xc6/0x1e0
[ 9935.014199][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9935.014199][T19513] 
[ 9935.015906][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9935.015906][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9935.015906][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9935.015906][T19513]      ipv6_find_idev+0x102/0x170
[ 9935.015906][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9935.015906][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9935.015906][T19513]      netlink_rcv_skb+0x130/0x360
[ 9935.015906][T19513]      netlink_unicast+0x449/0x710
[ 9935.015906][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9935.015906][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9935.015906][T19513]      ___sys_sendmsg+0xee/0x170
[ 9935.015906][T19513]      __sys_sendmsg+0xcd/0x170
[ 9935.015906][T19513]      do_syscall_64+0xc6/0x1e0
[ 9935.015906][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9935.015906][T19513] 
[ 9945.255118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9945.255570][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9945.255570][T19513]      netdev_get_by_index+0x5e/0x80
[ 9945.255570][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9945.255570][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9945.255570][T19513]      ip6_route_add+0x1c/0x140
[ 9945.255570][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9945.255570][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9945.255570][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9945.255570][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9945.255570][T19513]      netlink_rcv_skb+0x130/0x360
[ 9945.255570][T19513]      netlink_unicast+0x449/0x710
[ 9945.255570][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9945.255570][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9945.255570][T19513]      ___sys_sendmsg+0xee/0x170
[ 9945.255570][T19513]      __sys_sendmsg+0xcd/0x170
[ 9945.255570][T19513]      do_syscall_64+0xc6/0x1e0
[ 9945.255570][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9945.255570][T19513] 
[ 9945.257797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9945.257797][T19513]      netdev_get_by_index+0x5e/0x80
[ 9945.257797][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9945.257797][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9945.257797][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9945.257797][T19513]      ipv6_add_addr+0x411/0x2000
[ 9945.257797][T19513]      inet6_addr_add+0x30e/0xa40
[ 9945.257797][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9945.257797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9945.257797][T19513]      netlink_rcv_skb+0x130/0x360
[ 9945.257797][T19513]      netlink_unicast+0x449/0x710
[ 9945.257797][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9945.257797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9945.257797][T19513]      ___sys_sendmsg+0xee/0x170
[ 9945.257797][T19513]      __sys_sendmsg+0xcd/0x170
[ 9945.257797][T19513]      do_syscall_64+0xc6/0x1e0
[ 9945.257797][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9945.257797][T19513] 
[ 9945.260100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9945.260100][T19513]      netdev_get_by_index+0x5e/0x80
[ 9945.260100][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9945.260100][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9945.260100][T19513]      ip6_route_add+0x1c/0x140
[ 9945.260100][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9945.260100][T19513]      addrconf_add_dev+0xe2/0x170
[ 9945.260100][T19513]      inet6_addr_add+0x12f/0xa40
[ 9945.260100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9945.260100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9945.260100][T19513]      netlink_rcv_skb+0x130/0x360
[ 9945.260100][T19513]      netlink_unicast+0x449/0x710
[ 9945.260100][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9945.260100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9945.260100][T19513]      ___sys_sendmsg+0xee/0x170
[ 9945.260100][T19513]      __sys_sendmsg+0xcd/0x170
[ 9945.260100][T19513]      do_syscall_64+0xc6/0x1e0
[ 9945.260100][T19513] 
[ 9945.262268][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9945.262268][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9945.262268][T19513]      ipv6_find_idev+0x102/0x170
[ 9945.262268][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9945.262268][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9945.262268][T19513]      netlink_rcv_skb+0x130/0x360
[ 9945.262268][T19513]      netlink_unicast+0x449/0x710
[ 9945.262268][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9945.262268][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9945.262268][T19513]      ___sys_sendmsg+0xee/0x170
[ 9945.262268][T19513]      __sys_sendmsg+0xcd/0x170
[ 9945.262268][T19513]      do_syscall_64+0xc6/0x1e0
[ 9945.262268][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9945.262268][T19513] 
[ 9945.263967][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9945.263967][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9945.263967][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9945.263967][T19513]      ipv6_find_idev+0x102/0x170
[ 9945.263967][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9945.263967][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9945.263967][T19513]      netlink_rcv_skb+0x130/0x360
[ 9945.263967][T19513]      netlink_unicast+0x449/0x710
[ 9945.263967][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9945.263967][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9945.263967][T19513]      ___sys_sendmsg+0xee/0x170
[ 9945.263967][T19513]      __sys_sendmsg+0xcd/0x170
[ 9945.263967][T19513]      do_syscall_64+0xc6/0x1e0
[ 9945.263967][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9945.263967][T19513] 
[ 9955.335125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9955.335589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9955.335589][T19513]      netdev_get_by_index+0x5e/0x80
[ 9955.335589][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9955.335589][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9955.335589][T19513]      ip6_route_add+0x1c/0x140
[ 9955.335589][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9955.335589][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9955.335589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9955.335589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9955.335589][T19513]      netlink_rcv_skb+0x130/0x360
[ 9955.335589][T19513]      netlink_unicast+0x449/0x710
[ 9955.335589][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9955.335589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9955.335589][T19513]      ___sys_sendmsg+0xee/0x170
[ 9955.335589][T19513]      __sys_sendmsg+0xcd/0x170
[ 9955.335589][T19513]      do_syscall_64+0xc6/0x1e0
[ 9955.335589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9955.335589][T19513] 
[ 9955.337821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9955.337821][T19513]      netdev_get_by_index+0x5e/0x80
[ 9955.337821][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9955.337821][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9955.337821][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9955.337821][T19513]      ipv6_add_addr+0x411/0x2000
[ 9955.337821][T19513]      inet6_addr_add+0x30e/0xa40
[ 9955.337821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9955.337821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9955.337821][T19513]      netlink_rcv_skb+0x130/0x360
[ 9955.337821][T19513]      netlink_unicast+0x449/0x710
[ 9955.337821][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9955.337821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9955.337821][T19513]      ___sys_sendmsg+0xee/0x170
[ 9955.337821][T19513]      __sys_sendmsg+0xcd/0x170
[ 9955.337821][T19513]      do_syscall_64+0xc6/0x1e0
[ 9955.337821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9955.337821][T19513] 
[ 9955.340018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9955.340018][T19513]      netdev_get_by_index+0x5e/0x80
[ 9955.340018][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9955.340018][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9955.340018][T19513]      ip6_route_add+0x1c/0x140
[ 9955.340018][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9955.340018][T19513]      addrconf_add_dev+0xe2/0x170
[ 9955.340018][T19513]      inet6_addr_add+0x12f/0xa40
[ 9955.340018][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9955.340018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9955.340018][T19513]      netlink_rcv_skb+0x130/0x360
[ 9955.340018][T19513]      netlink_unicast+0x449/0x710
[ 9955.340018][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9955.340018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9955.340018][T19513]      ___sys_sendmsg+0xee/0x170
[ 9955.340018][T19513]      __sys_sendmsg+0xcd/0x170
[ 9955.340018][T19513]      do_syscall_64+0xc6/0x1e0
[ 9955.340018][T19513] 
[ 9955.342205][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9955.342205][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9955.342205][T19513]      ipv6_find_idev+0x102/0x170
[ 9955.342205][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9955.342205][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9955.342205][T19513]      netlink_rcv_skb+0x130/0x360
[ 9955.342205][T19513]      netlink_unicast+0x449/0x710
[ 9955.342205][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9955.342205][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9955.342205][T19513]      ___sys_sendmsg+0xee/0x170
[ 9955.342205][T19513]      __sys_sendmsg+0xcd/0x170
[ 9955.342205][T19513]      do_syscall_64+0xc6/0x1e0
[ 9955.342205][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9955.342205][T19513] 
[ 9955.343897][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9955.343897][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9955.343897][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9955.343897][T19513]      ipv6_find_idev+0x102/0x170
[ 9955.343897][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9955.343897][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9955.343897][T19513]      netlink_rcv_skb+0x130/0x360
[ 9955.343897][T19513]      netlink_unicast+0x449/0x710
[ 9955.343897][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9955.343897][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9955.343897][T19513]      ___sys_sendmsg+0xee/0x170
[ 9955.343897][T19513]      __sys_sendmsg+0xcd/0x170
[ 9955.343897][T19513]      do_syscall_64+0xc6/0x1e0
[ 9955.343897][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9955.343897][T19513] 
[ 9965.839213][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9965.839677][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9965.839677][T19513]      netdev_get_by_index+0x5e/0x80
[ 9965.839677][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9965.839677][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9965.839677][T19513]      ip6_route_add+0x1c/0x140
[ 9965.839677][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9965.839677][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9965.839677][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9965.839677][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9965.839677][T19513]      netlink_rcv_skb+0x130/0x360
[ 9965.839677][T19513]      netlink_unicast+0x449/0x710
[ 9965.839677][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9965.839677][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9965.839677][T19513]      ___sys_sendmsg+0xee/0x170
[ 9965.839677][T19513]      __sys_sendmsg+0xcd/0x170
[ 9965.839677][T19513]      do_syscall_64+0xc6/0x1e0
[ 9965.839677][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9965.839677][T19513] 
[ 9965.841914][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9965.841914][T19513]      netdev_get_by_index+0x5e/0x80
[ 9965.841914][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9965.841914][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9965.841914][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9965.841914][T19513]      ipv6_add_addr+0x411/0x2000
[ 9965.841914][T19513]      inet6_addr_add+0x30e/0xa40
[ 9965.841914][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9965.841914][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9965.841914][T19513]      netlink_rcv_skb+0x130/0x360
[ 9965.841914][T19513]      netlink_unicast+0x449/0x710
[ 9965.841914][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9965.841914][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9965.841914][T19513]      ___sys_sendmsg+0xee/0x170
[ 9965.841914][T19513]      __sys_sendmsg+0xcd/0x170
[ 9965.841914][T19513]      do_syscall_64+0xc6/0x1e0
[ 9965.841914][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9965.841914][T19513] 
[ 9965.844121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9965.844121][T19513]      netdev_get_by_index+0x5e/0x80
[ 9965.844121][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9965.844121][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9965.844121][T19513]      ip6_route_add+0x1c/0x140
[ 9965.844121][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9965.844121][T19513]      addrconf_add_dev+0xe2/0x170
[ 9965.844121][T19513]      inet6_addr_add+0x12f/0xa40
[ 9965.844121][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9965.844121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9965.844121][T19513]      netlink_rcv_skb+0x130/0x360
[ 9965.844121][T19513]      netlink_unicast+0x449/0x710
[ 9965.844121][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9965.844121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9965.844121][T19513]      ___sys_sendmsg+0xee/0x170
[ 9965.844121][T19513]      __sys_sendmsg+0xcd/0x170
[ 9965.844121][T19513]      do_syscall_64+0xc6/0x1e0
[ 9965.844121][T19513] 
[ 9965.846275][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9965.846275][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9965.846275][T19513]      ipv6_find_idev+0x102/0x170
[ 9965.846275][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9965.846275][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9965.846275][T19513]      netlink_rcv_skb+0x130/0x360
[ 9965.846275][T19513]      netlink_unicast+0x449/0x710
[ 9965.846275][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9965.846275][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9965.846275][T19513]      ___sys_sendmsg+0xee/0x170
[ 9965.846275][T19513]      __sys_sendmsg+0xcd/0x170
[ 9965.846275][T19513]      do_syscall_64+0xc6/0x1e0
[ 9965.846275][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9965.846275][T19513] 
[ 9965.847968][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9965.847968][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9965.847968][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9965.847968][T19513]      ipv6_find_idev+0x102/0x170
[ 9965.847968][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9965.847968][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9965.847968][T19513]      netlink_rcv_skb+0x130/0x360
[ 9965.847968][T19513]      netlink_unicast+0x449/0x710
[ 9965.847968][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9965.847968][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9965.847968][T19513]      ___sys_sendmsg+0xee/0x170
[ 9965.847968][T19513]      __sys_sendmsg+0xcd/0x170
[ 9965.847968][T19513]      do_syscall_64+0xc6/0x1e0
[ 9965.847968][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9965.847968][T19513] 
[ 9976.095134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9976.095601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9976.095601][T19513]      netdev_get_by_index+0x5e/0x80
[ 9976.095601][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9976.095601][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9976.095601][T19513]      ip6_route_add+0x1c/0x140
[ 9976.095601][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9976.095601][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9976.095601][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9976.095601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9976.095601][T19513]      netlink_rcv_skb+0x130/0x360
[ 9976.095601][T19513]      netlink_unicast+0x449/0x710
[ 9976.095601][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9976.095601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9976.095601][T19513]      ___sys_sendmsg+0xee/0x170
[ 9976.095601][T19513]      __sys_sendmsg+0xcd/0x170
[ 9976.095601][T19513]      do_syscall_64+0xc6/0x1e0
[ 9976.095601][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9976.095601][T19513] 
[ 9976.097819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9976.097819][T19513]      netdev_get_by_index+0x5e/0x80
[ 9976.097819][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9976.097819][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9976.097819][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9976.097819][T19513]      ipv6_add_addr+0x411/0x2000
[ 9976.097819][T19513]      inet6_addr_add+0x30e/0xa40
[ 9976.097819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9976.097819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9976.097819][T19513]      netlink_rcv_skb+0x130/0x360
[ 9976.097819][T19513]      netlink_unicast+0x449/0x710
[ 9976.097819][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9976.097819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9976.097819][T19513]      ___sys_sendmsg+0xee/0x170
[ 9976.097819][T19513]      __sys_sendmsg+0xcd/0x170
[ 9976.097819][T19513]      do_syscall_64+0xc6/0x1e0
[ 9976.097819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9976.097819][T19513] 
[ 9976.100052][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9976.100052][T19513]      netdev_get_by_index+0x5e/0x80
[ 9976.100052][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9976.100052][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9976.100052][T19513]      ip6_route_add+0x1c/0x140
[ 9976.100052][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9976.100052][T19513]      addrconf_add_dev+0xe2/0x170
[ 9976.100052][T19513]      inet6_addr_add+0x12f/0xa40
[ 9976.100052][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9976.100052][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9976.100052][T19513]      netlink_rcv_skb+0x130/0x360
[ 9976.100052][T19513]      netlink_unicast+0x449/0x710
[ 9976.100052][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9976.100052][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9976.100052][T19513]      ___sys_sendmsg+0xee/0x170
[ 9976.100052][T19513]      __sys_sendmsg+0xcd/0x170
[ 9976.100052][T19513]      do_syscall_64+0xc6/0x1e0
[ 9976.100052][T19513] 
[ 9976.102221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9976.102221][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9976.102221][T19513]      ipv6_find_idev+0x102/0x170
[ 9976.102221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9976.102221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9976.102221][T19513]      netlink_rcv_skb+0x130/0x360
[ 9976.102221][T19513]      netlink_unicast+0x449/0x710
[ 9976.102221][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9976.102221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9976.102221][T19513]      ___sys_sendmsg+0xee/0x170
[ 9976.102221][T19513]      __sys_sendmsg+0xcd/0x170
[ 9976.102221][T19513]      do_syscall_64+0xc6/0x1e0
[ 9976.102221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9976.102221][T19513] 
[ 9976.103910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9976.103910][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9976.103910][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9976.103910][T19513]      ipv6_find_idev+0x102/0x170
[ 9976.103910][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9976.103910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9976.103910][T19513]      netlink_rcv_skb+0x130/0x360
[ 9976.103910][T19513]      netlink_unicast+0x449/0x710
[ 9976.103910][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9976.103910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9976.103910][T19513]      ___sys_sendmsg+0xee/0x170
[ 9976.103910][T19513]      __sys_sendmsg+0xcd/0x170
[ 9976.103910][T19513]      do_syscall_64+0xc6/0x1e0
[ 9976.103910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9976.103910][T19513] 
[ 9986.215117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9986.215576][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9986.215576][T19513]      netdev_get_by_index+0x5e/0x80
[ 9986.215576][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9986.215576][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9986.215576][T19513]      ip6_route_add+0x1c/0x140
[ 9986.215576][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9986.215576][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9986.215576][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9986.215576][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9986.215576][T19513]      netlink_rcv_skb+0x130/0x360
[ 9986.215576][T19513]      netlink_unicast+0x449/0x710
[ 9986.215576][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9986.215576][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9986.215576][T19513]      ___sys_sendmsg+0xee/0x170
[ 9986.215576][T19513]      __sys_sendmsg+0xcd/0x170
[ 9986.215576][T19513]      do_syscall_64+0xc6/0x1e0
[ 9986.215576][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9986.215576][T19513] 
[ 9986.217794][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9986.217794][T19513]      netdev_get_by_index+0x5e/0x80
[ 9986.217794][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9986.217794][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9986.217794][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9986.217794][T19513]      ipv6_add_addr+0x411/0x2000
[ 9986.217794][T19513]      inet6_addr_add+0x30e/0xa40
[ 9986.217794][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9986.217794][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9986.217794][T19513]      netlink_rcv_skb+0x130/0x360
[ 9986.217794][T19513]      netlink_unicast+0x449/0x710
[ 9986.217794][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9986.217794][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9986.217794][T19513]      ___sys_sendmsg+0xee/0x170
[ 9986.217794][T19513]      __sys_sendmsg+0xcd/0x170
[ 9986.217794][T19513]      do_syscall_64+0xc6/0x1e0
[ 9986.217794][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9986.217794][T19513] 
[ 9986.219991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9986.219991][T19513]      netdev_get_by_index+0x5e/0x80
[ 9986.219991][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9986.219991][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9986.219991][T19513]      ip6_route_add+0x1c/0x140
[ 9986.219991][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9986.219991][T19513]      addrconf_add_dev+0xe2/0x170
[ 9986.219991][T19513]      inet6_addr_add+0x12f/0xa40
[ 9986.219991][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9986.219991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9986.219991][T19513]      netlink_rcv_skb+0x130/0x360
[ 9986.219991][T19513]      netlink_unicast+0x449/0x710
[ 9986.219991][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9986.219991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9986.219991][T19513]      ___sys_sendmsg+0xee/0x170
[ 9986.219991][T19513]      __sys_sendmsg+0xcd/0x170
[ 9986.219991][T19513]      do_syscall_64+0xc6/0x1e0
[ 9986.219991][T19513] 
[ 9986.222264][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9986.222264][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9986.222264][T19513]      ipv6_find_idev+0x102/0x170
[ 9986.222264][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9986.222264][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9986.222264][T19513]      netlink_rcv_skb+0x130/0x360
[ 9986.222264][T19513]      netlink_unicast+0x449/0x710
[ 9986.222264][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9986.222264][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9986.222264][T19513]      ___sys_sendmsg+0xee/0x170
[ 9986.222264][T19513]      __sys_sendmsg+0xcd/0x170
[ 9986.222264][T19513]      do_syscall_64+0xc6/0x1e0
[ 9986.222264][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9986.222264][T19513] 
[ 9986.223959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9986.223959][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9986.223959][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9986.223959][T19513]      ipv6_find_idev+0x102/0x170
[ 9986.223959][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9986.223959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9986.223959][T19513]      netlink_rcv_skb+0x130/0x360
[ 9986.223959][T19513]      netlink_unicast+0x449/0x710
[ 9986.223959][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9986.223959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9986.223959][T19513]      ___sys_sendmsg+0xee/0x170
[ 9986.223959][T19513]      __sys_sendmsg+0xcd/0x170
[ 9986.223959][T19513]      do_syscall_64+0xc6/0x1e0
[ 9986.223959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9986.223959][T19513] 
[ 9996.463117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[ 9996.463578][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9996.463578][T19513]      netdev_get_by_index+0x5e/0x80
[ 9996.463578][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9996.463578][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9996.463578][T19513]      ip6_route_add+0x1c/0x140
[ 9996.463578][T19513]      addrconf_prefix_route+0x2a6/0x430
[ 9996.463578][T19513]      inet6_addr_add+0x4f8/0xa40
[ 9996.463578][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9996.463578][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9996.463578][T19513]      netlink_rcv_skb+0x130/0x360
[ 9996.463578][T19513]      netlink_unicast+0x449/0x710
[ 9996.463578][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9996.463578][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9996.463578][T19513]      ___sys_sendmsg+0xee/0x170
[ 9996.463578][T19513]      __sys_sendmsg+0xcd/0x170
[ 9996.463578][T19513]      do_syscall_64+0xc6/0x1e0
[ 9996.463578][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9996.463578][T19513] 
[ 9996.465807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9996.465807][T19513]      netdev_get_by_index+0x5e/0x80
[ 9996.465807][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9996.465807][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9996.465807][T19513]      addrconf_f6i_alloc+0x315/0x560
[ 9996.465807][T19513]      ipv6_add_addr+0x411/0x2000
[ 9996.465807][T19513]      inet6_addr_add+0x30e/0xa40
[ 9996.465807][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9996.465807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9996.465807][T19513]      netlink_rcv_skb+0x130/0x360
[ 9996.465807][T19513]      netlink_unicast+0x449/0x710
[ 9996.465807][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9996.465807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9996.465807][T19513]      ___sys_sendmsg+0xee/0x170
[ 9996.465807][T19513]      __sys_sendmsg+0xcd/0x170
[ 9996.465807][T19513]      do_syscall_64+0xc6/0x1e0
[ 9996.465807][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9996.465807][T19513] 
[ 9996.468007][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9996.468007][T19513]      netdev_get_by_index+0x5e/0x80
[ 9996.468007][T19513]      fib6_nh_init+0x3d8/0x15b0
[ 9996.468007][T19513]      ip6_route_info_create+0xf18/0x17d0
[ 9996.468007][T19513]      ip6_route_add+0x1c/0x140
[ 9996.468007][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[ 9996.468007][T19513]      addrconf_add_dev+0xe2/0x170
[ 9996.468007][T19513]      inet6_addr_add+0x12f/0xa40
[ 9996.468007][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[ 9996.468007][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9996.468007][T19513]      netlink_rcv_skb+0x130/0x360
[ 9996.468007][T19513]      netlink_unicast+0x449/0x710
[ 9996.468007][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9996.468007][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9996.468007][T19513]      ___sys_sendmsg+0xee/0x170
[ 9996.468007][T19513]      __sys_sendmsg+0xcd/0x170
[ 9996.468007][T19513]      do_syscall_64+0xc6/0x1e0
[ 9996.468007][T19513] 
[ 9996.470206][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9996.470206][T19513]      ipv6_add_dev+0x3b9/0x11c0
[ 9996.470206][T19513]      ipv6_find_idev+0x102/0x170
[ 9996.470206][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9996.470206][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9996.470206][T19513]      netlink_rcv_skb+0x130/0x360
[ 9996.470206][T19513]      netlink_unicast+0x449/0x710
[ 9996.470206][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9996.470206][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9996.470206][T19513]      ___sys_sendmsg+0xee/0x170
[ 9996.470206][T19513]      __sys_sendmsg+0xcd/0x170
[ 9996.470206][T19513]      do_syscall_64+0xc6/0x1e0
[ 9996.470206][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9996.470206][T19513] 
[ 9996.471925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[ 9996.471925][T19513]      neigh_parms_alloc+0x1e5/0x510
[ 9996.471925][T19513]      ipv6_add_dev+0x2fd/0x11c0
[ 9996.471925][T19513]      ipv6_find_idev+0x102/0x170
[ 9996.471925][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[ 9996.471925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[ 9996.471925][T19513]      netlink_rcv_skb+0x130/0x360
[ 9996.471925][T19513]      netlink_unicast+0x449/0x710
[ 9996.471925][T19513]      netlink_sendmsg+0x723/0xbe0
[ 9996.471925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[ 9996.471925][T19513]      ___sys_sendmsg+0xee/0x170
[ 9996.471925][T19513]      __sys_sendmsg+0xcd/0x170
[ 9996.471925][T19513]      do_syscall_64+0xc6/0x1e0
[ 9996.471925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[ 9996.471925][T19513] 

HARD STOP (5102.093092)

WAIT TIMEOUT stderr

Ctrl-C stderr

Ctrl-C stderr
[10006.671116][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10006.671541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10006.671541][T19513]      netdev_get_by_index+0x5e/0x80
[10006.671541][T19513]      fib6_nh_init+0x3d8/0x15b0
[10006.671541][T19513]      ip6_route_info_create+0xf18/0x17d0
[10006.671541][T19513]      ip6_route_add+0x1c/0x140
[10006.671541][T19513]      addrconf_prefix_route+0x2a6/0x430
[10006.671541][T19513]      inet6_addr_add+0x4f8/0xa40
[10006.671541][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10006.671541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10006.671541][T19513]      netlink_rcv_skb+0x130/0x360
[10006.671541][T19513]      netlink_unicast+0x449/0x710
[10006.671541][T19513]      netlink_sendmsg+0x723/0xbe0
[10006.671541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10006.671541][T19513]      ___sys_sendmsg+0xee/0x170
[10006.671541][T19513]      __sys_sendmsg+0xcd/0x170
[10006.671541][T19513]      do_syscall_64+0xc6/0x1e0
[10006.671541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10006.671541][T19513] 
[10006.673847][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10006.673847][T19513]      netdev_get_by_index+0x5e/0x80
[10006.673847][T19513]      fib6_nh_init+0x3d8/0x15b0
[10006.673847][T19513]      ip6_route_info_create+0xf18/0x17d0
[10006.673847][T19513]      addrconf_f6i_alloc+0x315/0x560
[10006.673847][T19513]      ipv6_add_addr+0x411/0x2000
[10006.673847][T19513]      inet6_addr_add+0x30e/0xa40
[10006.673847][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10006.673847][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10006.673847][T19513]      netlink_rcv_skb+0x130/0x360
[10006.673847][T19513]      netlink_unicast+0x449/0x710
[10006.673847][T19513]      netlink_sendmsg+0x723/0xbe0
[10006.673847][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10006.673847][T19513]      ___sys_sendmsg+0xee/0x170
[10006.673847][T19513]      __sys_sendmsg+0xcd/0x170
[10006.673847][T19513]      do_syscall_64+0xc6/0x1e0
[10006.673847][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10006.673847][T19513] 
[10006.676100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10006.676100][T19513]      netdev_get_by_index+0x5e/0x80
[10006.676100][T19513]      fib6_nh_init+0x3d8/0x15b0
[10006.676100][T19513]      ip6_route_info_create+0xf18/0x17d0
[10006.676100][T19513]      ip6_route_add+0x1c/0x140
[10006.676100][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10006.676100][T19513]      addrconf_add_dev+0xe2/0x170
[10006.676100][T19513]      inet6_addr_add+0x12f/0xa40
[10006.676100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10006.676100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10006.676100][T19513]      netlink_rcv_skb+0x130/0x360
[10006.676100][T19513]      netlink_unicast+0x449/0x710
[10006.676100][T19513]      netlink_sendmsg+0x723/0xbe0
[10006.676100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10006.676100][T19513]      ___sys_sendmsg+0xee/0x170
[10006.676100][T19513]      __sys_sendmsg+0xcd/0x170
[10006.676100][T19513]      do_syscall_64+0xc6/0x1e0
[10006.676100][T19513] 
[10006.678318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10006.678318][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10006.678318][T19513]      ipv6_find_idev+0x102/0x170
[10006.678318][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10006.678318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10006.678318][T19513]      netlink_rcv_skb+0x130/0x360
[10006.678318][T19513]      netlink_unicast+0x449/0x710
[10006.678318][T19513]      netlink_sendmsg+0x723/0xbe0
[10006.678318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10006.678318][T19513]      ___sys_sendmsg+0xee/0x170
[10006.678318][T19513]      __sys_sendmsg+0xcd/0x170
[10006.678318][T19513]      do_syscall_64+0xc6/0x1e0
[10006.678318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10006.678318][T19513] 
[10006.680039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10006.680039][T19513]      neigh_parms_alloc+0x1e5/0x510
[10006.680039][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10006.680039][T19513]      ipv6_find_idev+0x102/0x170
[10006.680039][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10006.680039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10006.680039][T19513]      netlink_rcv_skb+0x130/0x360
[10006.680039][T19513]      netlink_unicast+0x449/0x710
[10006.680039][T19513]      netlink_sendmsg+0x723/0xbe0
[10006.680039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10006.680039][T19513]      ___sys_sendmsg+0xee/0x170
[10006.680039][T19513]      __sys_sendmsg+0xcd/0x170
[10006.680039][T19513]      do_syscall_64+0xc6/0x1e0
[10006.680039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10006.680039][T19513] 
[10016.919189][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10016.919710][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10016.919710][T19513]      netdev_get_by_index+0x5e/0x80
[10016.919710][T19513]      fib6_nh_init+0x3d8/0x15b0
[10016.919710][T19513]      ip6_route_info_create+0xf18/0x17d0
[10016.919710][T19513]      ip6_route_add+0x1c/0x140
[10016.919710][T19513]      addrconf_prefix_route+0x2a6/0x430
[10016.919710][T19513]      inet6_addr_add+0x4f8/0xa40
[10016.919710][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10016.919710][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10016.919710][T19513]      netlink_rcv_skb+0x130/0x360
[10016.919710][T19513]      netlink_unicast+0x449/0x710
[10016.919710][T19513]      netlink_sendmsg+0x723/0xbe0
[10016.919710][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10016.919710][T19513]      ___sys_sendmsg+0xee/0x170
[10016.919710][T19513]      __sys_sendmsg+0xcd/0x170
[10016.919710][T19513]      do_syscall_64+0xc6/0x1e0
[10016.919710][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10016.919710][T19513] 
[10016.923450][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10016.923450][T19513]      netdev_get_by_index+0x5e/0x80
[10016.923450][T19513]      fib6_nh_init+0x3d8/0x15b0
[10016.923450][T19513]      ip6_route_info_create+0xf18/0x17d0
[10016.923450][T19513]      addrconf_f6i_alloc+0x315/0x560
[10016.923450][T19513]      ipv6_add_addr+0x411/0x2000
[10016.923450][T19513]      inet6_addr_add+0x30e/0xa40
[10016.923450][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10016.923450][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10016.923450][T19513]      netlink_rcv_skb+0x130/0x360
[10016.923450][T19513]      netlink_unicast+0x449/0x710
[10016.923450][T19513]      netlink_sendmsg+0x723/0xbe0
[10016.923450][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10016.923450][T19513]      ___sys_sendmsg+0xee/0x170
[10016.923450][T19513]      __sys_sendmsg+0xcd/0x170
[10016.923450][T19513]      do_syscall_64+0xc6/0x1e0
[10016.923450][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10016.923450][T19513] 
[10016.927105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10016.927105][T19513]      netdev_get_by_index+0x5e/0x80
[10016.927105][T19513]      fib6_nh_init+0x3d8/0x15b0
[10016.927105][T19513]      ip6_route_info_create+0xf18/0x17d0
[10016.927105][T19513]      ip6_route_add+0x1c/0x140
[10016.927105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10016.927105][T19513]      addrconf_add_dev+0xe2/0x170
[10016.927105][T19513]      inet6_addr_add+0x12f/0xa40
[10016.927105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10016.927105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10016.927105][T19513]      netlink_rcv_skb+0x130/0x360
[10016.927105][T19513]      netlink_unicast+0x449/0x710
[10016.927105][T19513]      netlink_sendmsg+0x723/0xbe0
[10016.927105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10016.927105][T19513]      ___sys_sendmsg+0xee/0x170
[10016.927105][T19513]      __sys_sendmsg+0xcd/0x170
[10016.927105][T19513]      do_syscall_64+0xc6/0x1e0
[10016.927105][T19513] 
[10016.930711][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10016.930711][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10016.930711][T19513]      ipv6_find_idev+0x102/0x170
[10016.930711][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10016.930711][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10016.930711][T19513]      netlink_rcv_skb+0x130/0x360
[10016.930711][T19513]      netlink_unicast+0x449/0x710
[10016.930711][T19513]      netlink_sendmsg+0x723/0xbe0
[10016.930711][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10016.930711][T19513]      ___sys_sendmsg+0xee/0x170
[10016.930711][T19513]      __sys_sendmsg+0xcd/0x170
[10016.930711][T19513]      do_syscall_64+0xc6/0x1e0
[10016.930711][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10016.930711][T19513] 
[10016.933546][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10016.933546][T19513]      neigh_parms_alloc+0x1e5/0x510
[10016.933546][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10016.933546][T19513]      ipv6_find_idev+0x102/0x170
[10016.933546][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10016.933546][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10016.933546][T19513]      netlink_rcv_skb+0x130/0x360
[10016.933546][T19513]      netlink_unicast+0x449/0x710
[10016.933546][T19513]      netlink_sendmsg+0x723/0xbe0
[10016.933546][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10016.933546][T19513]      ___sys_sendmsg+0xee/0x170
[10016.933546][T19513]      __sys_sendmsg+0xcd/0x170
[10016.933546][T19513]      do_syscall_64+0xc6/0x1e0
[10016.933546][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10016.933546][T19513] 
[10027.191122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10027.191608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10027.191608][T19513]      netdev_get_by_index+0x5e/0x80
[10027.191608][T19513]      fib6_nh_init+0x3d8/0x15b0
[10027.191608][T19513]      ip6_route_info_create+0xf18/0x17d0
[10027.191608][T19513]      ip6_route_add+0x1c/0x140
[10027.191608][T19513]      addrconf_prefix_route+0x2a6/0x430
[10027.191608][T19513]      inet6_addr_add+0x4f8/0xa40
[10027.191608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10027.191608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10027.191608][T19513]      netlink_rcv_skb+0x130/0x360
[10027.191608][T19513]      netlink_unicast+0x449/0x710
[10027.191608][T19513]      netlink_sendmsg+0x723/0xbe0
[10027.191608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10027.191608][T19513]      ___sys_sendmsg+0xee/0x170
[10027.191608][T19513]      __sys_sendmsg+0xcd/0x170
[10027.191608][T19513]      do_syscall_64+0xc6/0x1e0
[10027.191608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10027.191608][T19513] 
[10027.195355][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10027.195355][T19513]      netdev_get_by_index+0x5e/0x80
[10027.195355][T19513]      fib6_nh_init+0x3d8/0x15b0
[10027.195355][T19513]      ip6_route_info_create+0xf18/0x17d0
[10027.195355][T19513]      addrconf_f6i_alloc+0x315/0x560
[10027.195355][T19513]      ipv6_add_addr+0x411/0x2000
[10027.195355][T19513]      inet6_addr_add+0x30e/0xa40
[10027.195355][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10027.195355][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10027.195355][T19513]      netlink_rcv_skb+0x130/0x360
[10027.195355][T19513]      netlink_unicast+0x449/0x710
[10027.195355][T19513]      netlink_sendmsg+0x723/0xbe0
[10027.195355][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10027.195355][T19513]      ___sys_sendmsg+0xee/0x170
[10027.195355][T19513]      __sys_sendmsg+0xcd/0x170
[10027.195355][T19513]      do_syscall_64+0xc6/0x1e0
[10027.195355][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10027.195355][T19513] 
[10027.199191][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10027.199191][T19513]      netdev_get_by_index+0x5e/0x80
[10027.199191][T19513]      fib6_nh_init+0x3d8/0x15b0
[10027.199191][T19513]      ip6_route_info_create+0xf18/0x17d0
[10027.199191][T19513]      ip6_route_add+0x1c/0x140
[10027.199191][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10027.199191][T19513]      addrconf_add_dev+0xe2/0x170
[10027.199191][T19513]      inet6_addr_add+0x12f/0xa40
[10027.199191][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10027.199191][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10027.199191][T19513]      netlink_rcv_skb+0x130/0x360
[10027.199191][T19513]      netlink_unicast+0x449/0x710
[10027.199191][T19513]      netlink_sendmsg+0x723/0xbe0
[10027.199191][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10027.199191][T19513]      ___sys_sendmsg+0xee/0x170
[10027.199191][T19513]      __sys_sendmsg+0xcd/0x170
[10027.199191][T19513]      do_syscall_64+0xc6/0x1e0
[10027.199191][T19513] 
[10027.202820][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10027.202820][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10027.202820][T19513]      ipv6_find_idev+0x102/0x170
[10027.202820][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10027.202820][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10027.202820][T19513]      netlink_rcv_skb+0x130/0x360
[10027.202820][T19513]      netlink_unicast+0x449/0x710
[10027.202820][T19513]      netlink_sendmsg+0x723/0xbe0
[10027.202820][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10027.202820][T19513]      ___sys_sendmsg+0xee/0x170
[10027.202820][T19513]      __sys_sendmsg+0xcd/0x170
[10027.202820][T19513]      do_syscall_64+0xc6/0x1e0
[10027.202820][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10027.202820][T19513] 
[10027.205721][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10027.205721][T19513]      neigh_parms_alloc+0x1e5/0x510
[10027.205721][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10027.205721][T19513]      ipv6_find_idev+0x102/0x170
[10027.205721][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10027.205721][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10027.205721][T19513]      netlink_rcv_skb+0x130/0x360
[10027.205721][T19513]      netlink_unicast+0x449/0x710
[10027.205721][T19513]      netlink_sendmsg+0x723/0xbe0
[10027.205721][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10027.205721][T19513]      ___sys_sendmsg+0xee/0x170
[10027.205721][T19513]      __sys_sendmsg+0xcd/0x170
[10027.205721][T19513]      do_syscall_64+0xc6/0x1e0
[10027.205721][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10027.205721][T19513] 
[10037.463140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10037.463619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10037.463619][T19513]      netdev_get_by_index+0x5e/0x80
[10037.463619][T19513]      fib6_nh_init+0x3d8/0x15b0
[10037.463619][T19513]      ip6_route_info_create+0xf18/0x17d0
[10037.463619][T19513]      ip6_route_add+0x1c/0x140
[10037.463619][T19513]      addrconf_prefix_route+0x2a6/0x430
[10037.463619][T19513]      inet6_addr_add+0x4f8/0xa40
[10037.463619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10037.463619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10037.463619][T19513]      netlink_rcv_skb+0x130/0x360
[10037.463619][T19513]      netlink_unicast+0x449/0x710
[10037.463619][T19513]      netlink_sendmsg+0x723/0xbe0
[10037.463619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10037.463619][T19513]      ___sys_sendmsg+0xee/0x170
[10037.463619][T19513]      __sys_sendmsg+0xcd/0x170
[10037.463619][T19513]      do_syscall_64+0xc6/0x1e0
[10037.463619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10037.463619][T19513] 
[10037.465868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10037.465868][T19513]      netdev_get_by_index+0x5e/0x80
[10037.465868][T19513]      fib6_nh_init+0x3d8/0x15b0
[10037.465868][T19513]      ip6_route_info_create+0xf18/0x17d0
[10037.465868][T19513]      addrconf_f6i_alloc+0x315/0x560
[10037.465868][T19513]      ipv6_add_addr+0x411/0x2000
[10037.465868][T19513]      inet6_addr_add+0x30e/0xa40
[10037.465868][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10037.465868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10037.465868][T19513]      netlink_rcv_skb+0x130/0x360
[10037.465868][T19513]      netlink_unicast+0x449/0x710
[10037.465868][T19513]      netlink_sendmsg+0x723/0xbe0
[10037.465868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10037.465868][T19513]      ___sys_sendmsg+0xee/0x170
[10037.465868][T19513]      __sys_sendmsg+0xcd/0x170
[10037.465868][T19513]      do_syscall_64+0xc6/0x1e0
[10037.465868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10037.465868][T19513] 
[10037.468089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10037.468089][T19513]      netdev_get_by_index+0x5e/0x80
[10037.468089][T19513]      fib6_nh_init+0x3d8/0x15b0
[10037.468089][T19513]      ip6_route_info_create+0xf18/0x17d0
[10037.468089][T19513]      ip6_route_add+0x1c/0x140
[10037.468089][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10037.468089][T19513]      addrconf_add_dev+0xe2/0x170
[10037.468089][T19513]      inet6_addr_add+0x12f/0xa40
[10037.468089][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10037.468089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10037.468089][T19513]      netlink_rcv_skb+0x130/0x360
[10037.468089][T19513]      netlink_unicast+0x449/0x710
[10037.468089][T19513]      netlink_sendmsg+0x723/0xbe0
[10037.468089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10037.468089][T19513]      ___sys_sendmsg+0xee/0x170
[10037.468089][T19513]      __sys_sendmsg+0xcd/0x170
[10037.468089][T19513]      do_syscall_64+0xc6/0x1e0
[10037.468089][T19513] 
[10037.470289][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10037.470289][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10037.470289][T19513]      ipv6_find_idev+0x102/0x170
[10037.470289][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10037.470289][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10037.470289][T19513]      netlink_rcv_skb+0x130/0x360
[10037.470289][T19513]      netlink_unicast+0x449/0x710
[10037.470289][T19513]      netlink_sendmsg+0x723/0xbe0
[10037.470289][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10037.470289][T19513]      ___sys_sendmsg+0xee/0x170
[10037.470289][T19513]      __sys_sendmsg+0xcd/0x170
[10037.470289][T19513]      do_syscall_64+0xc6/0x1e0
[10037.470289][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10037.470289][T19513] 
[10037.472380][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10037.472380][T19513]      neigh_parms_alloc+0x1e5/0x510
[10037.472380][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10037.472380][T19513]      ipv6_find_idev+0x102/0x170
[10037.472380][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10037.472380][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10037.472380][T19513]      netlink_rcv_skb+0x130/0x360
[10037.472380][T19513]      netlink_unicast+0x449/0x710
[10037.472380][T19513]      netlink_sendmsg+0x723/0xbe0
[10037.472380][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10037.472380][T19513]      ___sys_sendmsg+0xee/0x170
[10037.472380][T19513]      __sys_sendmsg+0xcd/0x170
[10037.472380][T19513]      do_syscall_64+0xc6/0x1e0
[10037.472380][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10037.472380][T19513] 
[10047.719149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10047.719793][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10047.719793][T19513]      netdev_get_by_index+0x5e/0x80
[10047.719793][T19513]      fib6_nh_init+0x3d8/0x15b0
[10047.719793][T19513]      ip6_route_info_create+0xf18/0x17d0
[10047.719793][T19513]      ip6_route_add+0x1c/0x140
[10047.719793][T19513]      addrconf_prefix_route+0x2a6/0x430
[10047.719793][T19513]      inet6_addr_add+0x4f8/0xa40
[10047.719793][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10047.719793][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10047.719793][T19513]      netlink_rcv_skb+0x130/0x360
[10047.719793][T19513]      netlink_unicast+0x449/0x710
[10047.719793][T19513]      netlink_sendmsg+0x723/0xbe0
[10047.719793][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10047.719793][T19513]      ___sys_sendmsg+0xee/0x170
[10047.719793][T19513]      __sys_sendmsg+0xcd/0x170
[10047.719793][T19513]      do_syscall_64+0xc6/0x1e0
[10047.719793][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10047.719793][T19513] 
[10047.723892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10047.723892][T19513]      netdev_get_by_index+0x5e/0x80
[10047.723892][T19513]      fib6_nh_init+0x3d8/0x15b0
[10047.723892][T19513]      ip6_route_info_create+0xf18/0x17d0
[10047.723892][T19513]      addrconf_f6i_alloc+0x315/0x560
[10047.723892][T19513]      ipv6_add_addr+0x411/0x2000
[10047.723892][T19513]      inet6_addr_add+0x30e/0xa40
[10047.723892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10047.723892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10047.723892][T19513]      netlink_rcv_skb+0x130/0x360
[10047.723892][T19513]      netlink_unicast+0x449/0x710
[10047.723892][T19513]      netlink_sendmsg+0x723/0xbe0
[10047.723892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10047.723892][T19513]      ___sys_sendmsg+0xee/0x170
[10047.723892][T19513]      __sys_sendmsg+0xcd/0x170
[10047.723892][T19513]      do_syscall_64+0xc6/0x1e0
[10047.723892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10047.723892][T19513] 
[10047.727888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10047.727888][T19513]      netdev_get_by_index+0x5e/0x80
[10047.727888][T19513]      fib6_nh_init+0x3d8/0x15b0
[10047.727888][T19513]      ip6_route_info_create+0xf18/0x17d0
[10047.727888][T19513]      ip6_route_add+0x1c/0x140
[10047.727888][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10047.727888][T19513]      addrconf_add_dev+0xe2/0x170
[10047.727888][T19513]      inet6_addr_add+0x12f/0xa40
[10047.727888][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10047.727888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10047.727888][T19513]      netlink_rcv_skb+0x130/0x360
[10047.727888][T19513]      netlink_unicast+0x449/0x710
[10047.727888][T19513]      netlink_sendmsg+0x723/0xbe0
[10047.727888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10047.727888][T19513]      ___sys_sendmsg+0xee/0x170
[10047.727888][T19513]      __sys_sendmsg+0xcd/0x170
[10047.727888][T19513]      do_syscall_64+0xc6/0x1e0
[10047.727888][T19513] 
[10047.731963][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10047.731963][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10047.731963][T19513]      ipv6_find_idev+0x102/0x170
[10047.731963][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10047.731963][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10047.731963][T19513]      netlink_rcv_skb+0x130/0x360
[10047.731963][T19513]      netlink_unicast+0x449/0x710
[10047.731963][T19513]      netlink_sendmsg+0x723/0xbe0
[10047.731963][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10047.731963][T19513]      ___sys_sendmsg+0xee/0x170
[10047.731963][T19513]      __sys_sendmsg+0xcd/0x170
[10047.731963][T19513]      do_syscall_64+0xc6/0x1e0
[10047.731963][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10047.731963][T19513] 
[10047.734984][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10047.734984][T19513]      neigh_parms_alloc+0x1e5/0x510
[10047.734984][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10047.734984][T19513]      ipv6_find_idev+0x102/0x170
[10047.734984][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10047.734984][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10047.734984][T19513]      netlink_rcv_skb+0x130/0x360
[10047.734984][T19513]      netlink_unicast+0x449/0x710
[10047.734984][T19513]      netlink_sendmsg+0x723/0xbe0
[10047.734984][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10047.734984][T19513]      ___sys_sendmsg+0xee/0x170
[10047.734984][T19513]      __sys_sendmsg+0xcd/0x170
[10047.734984][T19513]      do_syscall_64+0xc6/0x1e0
[10047.734984][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10047.734984][T19513] 
[10057.911149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10057.911808][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10057.911808][T19513]      netdev_get_by_index+0x5e/0x80
[10057.911808][T19513]      fib6_nh_init+0x3d8/0x15b0
[10057.911808][T19513]      ip6_route_info_create+0xf18/0x17d0
[10057.911808][T19513]      ip6_route_add+0x1c/0x140
[10057.911808][T19513]      addrconf_prefix_route+0x2a6/0x430
[10057.911808][T19513]      inet6_addr_add+0x4f8/0xa40
[10057.911808][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10057.911808][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10057.911808][T19513]      netlink_rcv_skb+0x130/0x360
[10057.911808][T19513]      netlink_unicast+0x449/0x710
[10057.911808][T19513]      netlink_sendmsg+0x723/0xbe0
[10057.911808][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10057.911808][T19513]      ___sys_sendmsg+0xee/0x170
[10057.911808][T19513]      __sys_sendmsg+0xcd/0x170
[10057.911808][T19513]      do_syscall_64+0xc6/0x1e0
[10057.911808][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10057.911808][T19513] 
[10057.915636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10057.915636][T19513]      netdev_get_by_index+0x5e/0x80
[10057.915636][T19513]      fib6_nh_init+0x3d8/0x15b0
[10057.915636][T19513]      ip6_route_info_create+0xf18/0x17d0
[10057.915636][T19513]      addrconf_f6i_alloc+0x315/0x560
[10057.915636][T19513]      ipv6_add_addr+0x411/0x2000
[10057.915636][T19513]      inet6_addr_add+0x30e/0xa40
[10057.915636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10057.915636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10057.915636][T19513]      netlink_rcv_skb+0x130/0x360
[10057.915636][T19513]      netlink_unicast+0x449/0x710
[10057.915636][T19513]      netlink_sendmsg+0x723/0xbe0
[10057.915636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10057.915636][T19513]      ___sys_sendmsg+0xee/0x170
[10057.915636][T19513]      __sys_sendmsg+0xcd/0x170
[10057.915636][T19513]      do_syscall_64+0xc6/0x1e0
[10057.915636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10057.915636][T19513] 
[10057.919510][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10057.919510][T19513]      netdev_get_by_index+0x5e/0x80
[10057.919510][T19513]      fib6_nh_init+0x3d8/0x15b0
[10057.919510][T19513]      ip6_route_info_create+0xf18/0x17d0
[10057.919510][T19513]      ip6_route_add+0x1c/0x140
[10057.919510][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10057.919510][T19513]      addrconf_add_dev+0xe2/0x170
[10057.919510][T19513]      inet6_addr_add+0x12f/0xa40
[10057.919510][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10057.919510][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10057.919510][T19513]      netlink_rcv_skb+0x130/0x360
[10057.919510][T19513]      netlink_unicast+0x449/0x710
[10057.919510][T19513]      netlink_sendmsg+0x723/0xbe0
[10057.919510][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10057.919510][T19513]      ___sys_sendmsg+0xee/0x170
[10057.919510][T19513]      __sys_sendmsg+0xcd/0x170
[10057.919510][T19513]      do_syscall_64+0xc6/0x1e0
[10057.919510][T19513] 
[10057.923190][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10057.923190][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10057.923190][T19513]      ipv6_find_idev+0x102/0x170
[10057.923190][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10057.923190][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10057.923190][T19513]      netlink_rcv_skb+0x130/0x360
[10057.923190][T19513]      netlink_unicast+0x449/0x710
[10057.923190][T19513]      netlink_sendmsg+0x723/0xbe0
[10057.923190][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10057.923190][T19513]      ___sys_sendmsg+0xee/0x170
[10057.923190][T19513]      __sys_sendmsg+0xcd/0x170
[10057.923190][T19513]      do_syscall_64+0xc6/0x1e0
[10057.923190][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10057.923190][T19513] 
[10057.926067][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10057.926067][T19513]      neigh_parms_alloc+0x1e5/0x510
[10057.926067][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10057.926067][T19513]      ipv6_find_idev+0x102/0x170
[10057.926067][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10057.926067][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10057.926067][T19513]      netlink_rcv_skb+0x130/0x360
[10057.926067][T19513]      netlink_unicast+0x449/0x710
[10057.926067][T19513]      netlink_sendmsg+0x723/0xbe0
[10057.926067][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10057.926067][T19513]      ___sys_sendmsg+0xee/0x170
[10057.926067][T19513]      __sys_sendmsg+0xcd/0x170
[10057.926067][T19513]      do_syscall_64+0xc6/0x1e0
[10057.926067][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10057.926067][T19513] 
[10068.183242][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10068.183694][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10068.183694][T19513]      netdev_get_by_index+0x5e/0x80
[10068.183694][T19513]      fib6_nh_init+0x3d8/0x15b0
[10068.183694][T19513]      ip6_route_info_create+0xf18/0x17d0
[10068.183694][T19513]      ip6_route_add+0x1c/0x140
[10068.183694][T19513]      addrconf_prefix_route+0x2a6/0x430
[10068.183694][T19513]      inet6_addr_add+0x4f8/0xa40
[10068.183694][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10068.183694][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10068.183694][T19513]      netlink_rcv_skb+0x130/0x360
[10068.183694][T19513]      netlink_unicast+0x449/0x710
[10068.183694][T19513]      netlink_sendmsg+0x723/0xbe0
[10068.183694][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10068.183694][T19513]      ___sys_sendmsg+0xee/0x170
[10068.183694][T19513]      __sys_sendmsg+0xcd/0x170
[10068.183694][T19513]      do_syscall_64+0xc6/0x1e0
[10068.183694][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10068.183694][T19513] 
[10068.186209][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10068.186209][T19513]      netdev_get_by_index+0x5e/0x80
[10068.186209][T19513]      fib6_nh_init+0x3d8/0x15b0
[10068.186209][T19513]      ip6_route_info_create+0xf18/0x17d0
[10068.186209][T19513]      addrconf_f6i_alloc+0x315/0x560
[10068.186209][T19513]      ipv6_add_addr+0x411/0x2000
[10068.186209][T19513]      inet6_addr_add+0x30e/0xa40
[10068.186209][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10068.186209][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10068.186209][T19513]      netlink_rcv_skb+0x130/0x360
[10068.186209][T19513]      netlink_unicast+0x449/0x710
[10068.186209][T19513]      netlink_sendmsg+0x723/0xbe0
[10068.186209][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10068.186209][T19513]      ___sys_sendmsg+0xee/0x170
[10068.186209][T19513]      __sys_sendmsg+0xcd/0x170
[10068.186209][T19513]      do_syscall_64+0xc6/0x1e0
[10068.186209][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10068.186209][T19513] 
[10068.188437][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10068.188437][T19513]      netdev_get_by_index+0x5e/0x80
[10068.188437][T19513]      fib6_nh_init+0x3d8/0x15b0
[10068.188437][T19513]      ip6_route_info_create+0xf18/0x17d0
[10068.188437][T19513]      ip6_route_add+0x1c/0x140
[10068.188437][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10068.188437][T19513]      addrconf_add_dev+0xe2/0x170
[10068.188437][T19513]      inet6_addr_add+0x12f/0xa40
[10068.188437][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10068.188437][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10068.188437][T19513]      netlink_rcv_skb+0x130/0x360
[10068.188437][T19513]      netlink_unicast+0x449/0x710
[10068.188437][T19513]      netlink_sendmsg+0x723/0xbe0
[10068.188437][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10068.188437][T19513]      ___sys_sendmsg+0xee/0x170
[10068.188437][T19513]      __sys_sendmsg+0xcd/0x170
[10068.188437][T19513]      do_syscall_64+0xc6/0x1e0
[10068.188437][T19513] 
[10068.190775][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10068.190775][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10068.190775][T19513]      ipv6_find_idev+0x102/0x170
[10068.190775][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10068.190775][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10068.190775][T19513]      netlink_rcv_skb+0x130/0x360
[10068.190775][T19513]      netlink_unicast+0x449/0x710
[10068.190775][T19513]      netlink_sendmsg+0x723/0xbe0
[10068.190775][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10068.190775][T19513]      ___sys_sendmsg+0xee/0x170
[10068.190775][T19513]      __sys_sendmsg+0xcd/0x170
[10068.190775][T19513]      do_syscall_64+0xc6/0x1e0
[10068.190775][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10068.190775][T19513] 
[10068.192566][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10068.192566][T19513]      neigh_parms_alloc+0x1e5/0x510
[10068.192566][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10068.192566][T19513]      ipv6_find_idev+0x102/0x170
[10068.192566][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10068.192566][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10068.192566][T19513]      netlink_rcv_skb+0x130/0x360
[10068.192566][T19513]      netlink_unicast+0x449/0x710
[10068.192566][T19513]      netlink_sendmsg+0x723/0xbe0
[10068.192566][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10068.192566][T19513]      ___sys_sendmsg+0xee/0x170
[10068.192566][T19513]      __sys_sendmsg+0xcd/0x170
[10068.192566][T19513]      do_syscall_64+0xc6/0x1e0
[10068.192566][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10068.192566][T19513] 
[10078.439198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10078.439993][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10078.439993][T19513]      netdev_get_by_index+0x5e/0x80
[10078.439993][T19513]      fib6_nh_init+0x3d8/0x15b0
[10078.439993][T19513]      ip6_route_info_create+0xf18/0x17d0
[10078.439993][T19513]      ip6_route_add+0x1c/0x140
[10078.439993][T19513]      addrconf_prefix_route+0x2a6/0x430
[10078.439993][T19513]      inet6_addr_add+0x4f8/0xa40
[10078.439993][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10078.439993][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10078.439993][T19513]      netlink_rcv_skb+0x130/0x360
[10078.439993][T19513]      netlink_unicast+0x449/0x710
[10078.439993][T19513]      netlink_sendmsg+0x723/0xbe0
[10078.439993][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10078.439993][T19513]      ___sys_sendmsg+0xee/0x170
[10078.439993][T19513]      __sys_sendmsg+0xcd/0x170
[10078.439993][T19513]      do_syscall_64+0xc6/0x1e0
[10078.439993][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10078.439993][T19513] 
[10078.455196][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10078.455196][T19513]      netdev_get_by_index+0x5e/0x80
[10078.455196][T19513]      fib6_nh_init+0x3d8/0x15b0
[10078.455196][T19513]      ip6_route_info_create+0xf18/0x17d0
[10078.455196][T19513]      addrconf_f6i_alloc+0x315/0x560
[10078.455196][T19513]      ipv6_add_addr+0x411/0x2000
[10078.455196][T19513]      inet6_addr_add+0x30e/0xa40
[10078.455196][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10078.455196][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10078.455196][T19513]      netlink_rcv_skb+0x130/0x360
[10078.455196][T19513]      netlink_unicast+0x449/0x710
[10078.455196][T19513]      netlink_sendmsg+0x723/0xbe0
[10078.455196][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10078.455196][T19513]      ___sys_sendmsg+0xee/0x170
[10078.455196][T19513]      __sys_sendmsg+0xcd/0x170
[10078.455196][T19513]      do_syscall_64+0xc6/0x1e0
[10078.455196][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10078.455196][T19513] 
[10078.500641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10078.500641][T19513]      netdev_get_by_index+0x5e/0x80
[10078.500641][T19513]      fib6_nh_init+0x3d8/0x15b0
[10078.500641][T19513]      ip6_route_info_create+0xf18/0x17d0
[10078.500641][T19513]      ip6_route_add+0x1c/0x140
[10078.500641][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10078.500641][T19513]      addrconf_add_dev+0xe2/0x170
[10078.500641][T19513]      inet6_addr_add+0x12f/0xa40
[10078.500641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10078.500641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10078.500641][T19513]      netlink_rcv_skb+0x130/0x360
[10078.500641][T19513]      netlink_unicast+0x449/0x710
[10078.500641][T19513]      netlink_sendmsg+0x723/0xbe0
[10078.500641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10078.500641][T19513]      ___sys_sendmsg+0xee/0x170
[10078.500641][T19513]      __sys_sendmsg+0xcd/0x170
[10078.500641][T19513]      do_syscall_64+0xc6/0x1e0
[10078.500641][T19513] 
[10078.515320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10078.515320][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10078.515320][T19513]      ipv6_find_idev+0x102/0x170
[10078.515320][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10078.515320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10078.515320][T19513]      netlink_rcv_skb+0x130/0x360
[10078.515320][T19513]      netlink_unicast+0x449/0x710
[10078.515320][T19513]      netlink_sendmsg+0x723/0xbe0
[10078.515320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10078.515320][T19513]      ___sys_sendmsg+0xee/0x170
[10078.515320][T19513]      __sys_sendmsg+0xcd/0x170
[10078.515320][T19513]      do_syscall_64+0xc6/0x1e0
[10078.515320][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10078.515320][T19513] 
[10078.519334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10078.519334][T19513]      neigh_parms_alloc+0x1e5/0x510
[10078.519334][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10078.519334][T19513]      ipv6_find_idev+0x102/0x170
[10078.519334][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10078.519334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10078.519334][T19513]      netlink_rcv_skb+0x130/0x360
[10078.519334][T19513]      netlink_unicast+0x449/0x710
[10078.519334][T19513]      netlink_sendmsg+0x723/0xbe0
[10078.519334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10078.519334][T19513]      ___sys_sendmsg+0xee/0x170
[10078.519334][T19513]      __sys_sendmsg+0xcd/0x170
[10078.519334][T19513]      do_syscall_64+0xc6/0x1e0
[10078.519334][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10078.519334][T19513] 
[10088.775180][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10088.776004][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10088.776004][T19513]      netdev_get_by_index+0x5e/0x80
[10088.776004][T19513]      fib6_nh_init+0x3d8/0x15b0
[10088.776004][T19513]      ip6_route_info_create+0xf18/0x17d0
[10088.776004][T19513]      ip6_route_add+0x1c/0x140
[10088.776004][T19513]      addrconf_prefix_route+0x2a6/0x430
[10088.776004][T19513]      inet6_addr_add+0x4f8/0xa40
[10088.776004][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10088.776004][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10088.776004][T19513]      netlink_rcv_skb+0x130/0x360
[10088.776004][T19513]      netlink_unicast+0x449/0x710
[10088.776004][T19513]      netlink_sendmsg+0x723/0xbe0
[10088.776004][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10088.776004][T19513]      ___sys_sendmsg+0xee/0x170
[10088.776004][T19513]      __sys_sendmsg+0xcd/0x170
[10088.776004][T19513]      do_syscall_64+0xc6/0x1e0
[10088.776004][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10088.776004][T19513] 
[10088.790670][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10088.790670][T19513]      netdev_get_by_index+0x5e/0x80
[10088.790670][T19513]      fib6_nh_init+0x3d8/0x15b0
[10088.790670][T19513]      ip6_route_info_create+0xf18/0x17d0
[10088.790670][T19513]      addrconf_f6i_alloc+0x315/0x560
[10088.790670][T19513]      ipv6_add_addr+0x411/0x2000
[10088.790670][T19513]      inet6_addr_add+0x30e/0xa40
[10088.790670][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10088.790670][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10088.790670][T19513]      netlink_rcv_skb+0x130/0x360
[10088.790670][T19513]      netlink_unicast+0x449/0x710
[10088.790670][T19513]      netlink_sendmsg+0x723/0xbe0
[10088.790670][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10088.790670][T19513]      ___sys_sendmsg+0xee/0x170
[10088.790670][T19513]      __sys_sendmsg+0xcd/0x170
[10088.790670][T19513]      do_syscall_64+0xc6/0x1e0
[10088.790670][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10088.790670][T19513] 
[10088.812496][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10088.812496][T19513]      netdev_get_by_index+0x5e/0x80
[10088.812496][T19513]      fib6_nh_init+0x3d8/0x15b0
[10088.812496][T19513]      ip6_route_info_create+0xf18/0x17d0
[10088.812496][T19513]      ip6_route_add+0x1c/0x140
[10088.812496][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10088.812496][T19513]      addrconf_add_dev+0xe2/0x170
[10088.812496][T19513]      inet6_addr_add+0x12f/0xa40
[10088.812496][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10088.812496][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10088.812496][T19513]      netlink_rcv_skb+0x130/0x360
[10088.812496][T19513]      netlink_unicast+0x449/0x710
[10088.812496][T19513]      netlink_sendmsg+0x723/0xbe0
[10088.812496][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10088.812496][T19513]      ___sys_sendmsg+0xee/0x170
[10088.812496][T19513]      __sys_sendmsg+0xcd/0x170
[10088.812496][T19513]      do_syscall_64+0xc6/0x1e0
[10088.812496][T19513] 
[10088.819178][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10088.819178][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10088.819178][T19513]      ipv6_find_idev+0x102/0x170
[10088.819178][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10088.819178][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10088.819178][T19513]      netlink_rcv_skb+0x130/0x360
[10088.819178][T19513]      netlink_unicast+0x449/0x710
[10088.819178][T19513]      netlink_sendmsg+0x723/0xbe0
[10088.819178][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10088.819178][T19513]      ___sys_sendmsg+0xee/0x170
[10088.819178][T19513]      __sys_sendmsg+0xcd/0x170
[10088.819178][T19513]      do_syscall_64+0xc6/0x1e0
[10088.819178][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10088.819178][T19513] 
[10088.840681][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10088.840681][T19513]      neigh_parms_alloc+0x1e5/0x510
[10088.840681][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10088.840681][T19513]      ipv6_find_idev+0x102/0x170
[10088.840681][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10088.840681][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10088.840681][T19513]      netlink_rcv_skb+0x130/0x360
[10088.840681][T19513]      netlink_unicast+0x449/0x710
[10088.840681][T19513]      netlink_sendmsg+0x723/0xbe0
[10088.840681][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10088.840681][T19513]      ___sys_sendmsg+0xee/0x170
[10088.840681][T19513]      __sys_sendmsg+0xcd/0x170
[10088.840681][T19513]      do_syscall_64+0xc6/0x1e0
[10088.840681][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10088.840681][T19513] 
[10099.095201][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10099.130669][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10099.130669][T19513]      netdev_get_by_index+0x5e/0x80
[10099.130669][T19513]      fib6_nh_init+0x3d8/0x15b0
[10099.130669][T19513]      ip6_route_info_create+0xf18/0x17d0
[10099.130669][T19513]      ip6_route_add+0x1c/0x140
[10099.130669][T19513]      addrconf_prefix_route+0x2a6/0x430
[10099.130669][T19513]      inet6_addr_add+0x4f8/0xa40
[10099.130669][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10099.130669][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10099.130669][T19513]      netlink_rcv_skb+0x130/0x360
[10099.130669][T19513]      netlink_unicast+0x449/0x710
[10099.130669][T19513]      netlink_sendmsg+0x723/0xbe0
[10099.130669][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10099.130669][T19513]      ___sys_sendmsg+0xee/0x170
[10099.130669][T19513]      __sys_sendmsg+0xcd/0x170
[10099.130669][T19513]      do_syscall_64+0xc6/0x1e0
[10099.130669][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10099.130669][T19513] 
[10099.136048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10099.136048][T19513]      netdev_get_by_index+0x5e/0x80
[10099.136048][T19513]      fib6_nh_init+0x3d8/0x15b0
[10099.136048][T19513]      ip6_route_info_create+0xf18/0x17d0
[10099.136048][T19513]      addrconf_f6i_alloc+0x315/0x560
[10099.136048][T19513]      ipv6_add_addr+0x411/0x2000
[10099.136048][T19513]      inet6_addr_add+0x30e/0xa40
[10099.136048][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10099.136048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10099.136048][T19513]      netlink_rcv_skb+0x130/0x360
[10099.136048][T19513]      netlink_unicast+0x449/0x710
[10099.136048][T19513]      netlink_sendmsg+0x723/0xbe0
[10099.136048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10099.136048][T19513]      ___sys_sendmsg+0xee/0x170
[10099.136048][T19513]      __sys_sendmsg+0xcd/0x170
[10099.136048][T19513]      do_syscall_64+0xc6/0x1e0
[10099.136048][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10099.136048][T19513] 
[10099.172499][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10099.172499][T19513]      netdev_get_by_index+0x5e/0x80
[10099.172499][T19513]      fib6_nh_init+0x3d8/0x15b0
[10099.172499][T19513]      ip6_route_info_create+0xf18/0x17d0
[10099.172499][T19513]      ip6_route_add+0x1c/0x140
[10099.172499][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10099.172499][T19513]      addrconf_add_dev+0xe2/0x170
[10099.172499][T19513]      inet6_addr_add+0x12f/0xa40
[10099.172499][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10099.172499][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10099.172499][T19513]      netlink_rcv_skb+0x130/0x360
[10099.172499][T19513]      netlink_unicast+0x449/0x710
[10099.172499][T19513]      netlink_sendmsg+0x723/0xbe0
[10099.172499][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10099.172499][T19513]      ___sys_sendmsg+0xee/0x170
[10099.172499][T19513]      __sys_sendmsg+0xcd/0x170
[10099.172499][T19513]      do_syscall_64+0xc6/0x1e0
[10099.172499][T19513] 
[10099.177445][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10099.177445][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10099.177445][T19513]      ipv6_find_idev+0x102/0x170
[10099.177445][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10099.177445][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10099.177445][T19513]      netlink_rcv_skb+0x130/0x360
[10099.177445][T19513]      netlink_unicast+0x449/0x710
[10099.177445][T19513]      netlink_sendmsg+0x723/0xbe0
[10099.177445][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10099.177445][T19513]      ___sys_sendmsg+0xee/0x170
[10099.177445][T19513]      __sys_sendmsg+0xcd/0x170
[10099.177445][T19513]      do_syscall_64+0xc6/0x1e0
[10099.177445][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10099.177445][T19513] 
[10099.190993][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10099.190993][T19513]      neigh_parms_alloc+0x1e5/0x510
[10099.190993][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10099.190993][T19513]      ipv6_find_idev+0x102/0x170
[10099.190993][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10099.190993][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10099.190993][T19513]      netlink_rcv_skb+0x130/0x360
[10099.190993][T19513]      netlink_unicast+0x449/0x710
[10099.190993][T19513]      netlink_sendmsg+0x723/0xbe0
[10099.190993][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10099.190993][T19513]      ___sys_sendmsg+0xee/0x170
[10099.190993][T19513]      __sys_sendmsg+0xcd/0x170
[10099.190993][T19513]      do_syscall_64+0xc6/0x1e0
[10099.190993][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10099.190993][T19513] 
[10109.447266][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10109.476305][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10109.476305][T19513]      netdev_get_by_index+0x5e/0x80
[10109.476305][T19513]      fib6_nh_init+0x3d8/0x15b0
[10109.476305][T19513]      ip6_route_info_create+0xf18/0x17d0
[10109.476305][T19513]      ip6_route_add+0x1c/0x140
[10109.476305][T19513]      addrconf_prefix_route+0x2a6/0x430
[10109.476305][T19513]      inet6_addr_add+0x4f8/0xa40
[10109.476305][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10109.476305][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10109.476305][T19513]      netlink_rcv_skb+0x130/0x360
[10109.476305][T19513]      netlink_unicast+0x449/0x710
[10109.476305][T19513]      netlink_sendmsg+0x723/0xbe0
[10109.476305][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10109.476305][T19513]      ___sys_sendmsg+0xee/0x170
[10109.476305][T19513]      __sys_sendmsg+0xcd/0x170
[10109.476305][T19513]      do_syscall_64+0xc6/0x1e0
[10109.476305][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10109.476305][T19513] 
[10109.481390][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10109.481390][T19513]      netdev_get_by_index+0x5e/0x80
[10109.481390][T19513]      fib6_nh_init+0x3d8/0x15b0
[10109.481390][T19513]      ip6_route_info_create+0xf18/0x17d0
[10109.481390][T19513]      addrconf_f6i_alloc+0x315/0x560
[10109.481390][T19513]      ipv6_add_addr+0x411/0x2000
[10109.481390][T19513]      inet6_addr_add+0x30e/0xa40
[10109.481390][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10109.481390][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10109.481390][T19513]      netlink_rcv_skb+0x130/0x360
[10109.481390][T19513]      netlink_unicast+0x449/0x710
[10109.481390][T19513]      netlink_sendmsg+0x723/0xbe0
[10109.481390][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10109.481390][T19513]      ___sys_sendmsg+0xee/0x170
[10109.481390][T19513]      __sys_sendmsg+0xcd/0x170
[10109.481390][T19513]      do_syscall_64+0xc6/0x1e0
[10109.481390][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10109.481390][T19513] 
[10109.494554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10109.494554][T19513]      netdev_get_by_index+0x5e/0x80
[10109.494554][T19513]      fib6_nh_init+0x3d8/0x15b0
[10109.494554][T19513]      ip6_route_info_create+0xf18/0x17d0
[10109.494554][T19513]      ip6_route_add+0x1c/0x140
[10109.494554][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10109.494554][T19513]      addrconf_add_dev+0xe2/0x170
[10109.494554][T19513]      inet6_addr_add+0x12f/0xa40
[10109.494554][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10109.494554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10109.494554][T19513]      netlink_rcv_skb+0x130/0x360
[10109.494554][T19513]      netlink_unicast+0x449/0x710
[10109.494554][T19513]      netlink_sendmsg+0x723/0xbe0
[10109.494554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10109.494554][T19513]      ___sys_sendmsg+0xee/0x170
[10109.494554][T19513]      __sys_sendmsg+0xcd/0x170
[10109.494554][T19513]      do_syscall_64+0xc6/0x1e0
[10109.494554][T19513] 
[10109.499460][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10109.499460][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10109.499460][T19513]      ipv6_find_idev+0x102/0x170
[10109.499460][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10109.499460][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10109.499460][T19513]      netlink_rcv_skb+0x130/0x360
[10109.499460][T19513]      netlink_unicast+0x449/0x710
[10109.499460][T19513]      netlink_sendmsg+0x723/0xbe0
[10109.499460][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10109.499460][T19513]      ___sys_sendmsg+0xee/0x170
[10109.499460][T19513]      __sys_sendmsg+0xcd/0x170
[10109.499460][T19513]      do_syscall_64+0xc6/0x1e0
[10109.499460][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10109.499460][T19513] 
[10109.522997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10109.522997][T19513]      neigh_parms_alloc+0x1e5/0x510
[10109.522997][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10109.522997][T19513]      ipv6_find_idev+0x102/0x170
[10109.522997][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10109.522997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10109.522997][T19513]      netlink_rcv_skb+0x130/0x360
[10109.522997][T19513]      netlink_unicast+0x449/0x710
[10109.522997][T19513]      netlink_sendmsg+0x723/0xbe0
[10109.522997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10109.522997][T19513]      ___sys_sendmsg+0xee/0x170
[10109.522997][T19513]      __sys_sendmsg+0xcd/0x170
[10109.522997][T19513]      do_syscall_64+0xc6/0x1e0
[10109.522997][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10109.522997][T19513] 
[10119.767365][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10119.780569][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10119.780569][T19513]      netdev_get_by_index+0x5e/0x80
[10119.780569][T19513]      fib6_nh_init+0x3d8/0x15b0
[10119.780569][T19513]      ip6_route_info_create+0xf18/0x17d0
[10119.780569][T19513]      ip6_route_add+0x1c/0x140
[10119.780569][T19513]      addrconf_prefix_route+0x2a6/0x430
[10119.780569][T19513]      inet6_addr_add+0x4f8/0xa40
[10119.780569][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10119.780569][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10119.780569][T19513]      netlink_rcv_skb+0x130/0x360
[10119.780569][T19513]      netlink_unicast+0x449/0x710
[10119.780569][T19513]      netlink_sendmsg+0x723/0xbe0
[10119.780569][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10119.780569][T19513]      ___sys_sendmsg+0xee/0x170
[10119.780569][T19513]      __sys_sendmsg+0xcd/0x170
[10119.780569][T19513]      do_syscall_64+0xc6/0x1e0
[10119.780569][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10119.780569][T19513] 
[10119.787935][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10119.787935][T19513]      netdev_get_by_index+0x5e/0x80
[10119.787935][T19513]      fib6_nh_init+0x3d8/0x15b0
[10119.787935][T19513]      ip6_route_info_create+0xf18/0x17d0
[10119.787935][T19513]      addrconf_f6i_alloc+0x315/0x560
[10119.787935][T19513]      ipv6_add_addr+0x411/0x2000
[10119.787935][T19513]      inet6_addr_add+0x30e/0xa40
[10119.787935][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10119.787935][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10119.787935][T19513]      netlink_rcv_skb+0x130/0x360
[10119.787935][T19513]      netlink_unicast+0x449/0x710
[10119.787935][T19513]      netlink_sendmsg+0x723/0xbe0
[10119.787935][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10119.787935][T19513]      ___sys_sendmsg+0xee/0x170
[10119.787935][T19513]      __sys_sendmsg+0xcd/0x170
[10119.787935][T19513]      do_syscall_64+0xc6/0x1e0
[10119.787935][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10119.787935][T19513] 
[10119.796304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10119.796304][T19513]      netdev_get_by_index+0x5e/0x80
[10119.796304][T19513]      fib6_nh_init+0x3d8/0x15b0
[10119.796304][T19513]      ip6_route_info_create+0xf18/0x17d0
[10119.796304][T19513]      ip6_route_add+0x1c/0x140
[10119.796304][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10119.796304][T19513]      addrconf_add_dev+0xe2/0x170
[10119.796304][T19513]      inet6_addr_add+0x12f/0xa40
[10119.796304][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10119.796304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10119.796304][T19513]      netlink_rcv_skb+0x130/0x360
[10119.796304][T19513]      netlink_unicast+0x449/0x710
[10119.796304][T19513]      netlink_sendmsg+0x723/0xbe0
[10119.796304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10119.796304][T19513]      ___sys_sendmsg+0xee/0x170
[10119.796304][T19513]      __sys_sendmsg+0xcd/0x170
[10119.796304][T19513]      do_syscall_64+0xc6/0x1e0
[10119.796304][T19513] 
[10119.823561][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10119.823561][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10119.823561][T19513]      ipv6_find_idev+0x102/0x170
[10119.823561][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10119.823561][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10119.823561][T19513]      netlink_rcv_skb+0x130/0x360
[10119.823561][T19513]      netlink_unicast+0x449/0x710
[10119.823561][T19513]      netlink_sendmsg+0x723/0xbe0
[10119.823561][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10119.823561][T19513]      ___sys_sendmsg+0xee/0x170
[10119.823561][T19513]      __sys_sendmsg+0xcd/0x170
[10119.823561][T19513]      do_syscall_64+0xc6/0x1e0
[10119.823561][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10119.823561][T19513] 
[10119.826662][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10119.826662][T19513]      neigh_parms_alloc+0x1e5/0x510
[10119.826662][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10119.826662][T19513]      ipv6_find_idev+0x102/0x170
[10119.826662][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10119.826662][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10119.826662][T19513]      netlink_rcv_skb+0x130/0x360
[10119.826662][T19513]      netlink_unicast+0x449/0x710
[10119.826662][T19513]      netlink_sendmsg+0x723/0xbe0
[10119.826662][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10119.826662][T19513]      ___sys_sendmsg+0xee/0x170
[10119.826662][T19513]      __sys_sendmsg+0xcd/0x170
[10119.826662][T19513]      do_syscall_64+0xc6/0x1e0
[10119.826662][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10119.826662][T19513] 
[10130.071253][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10130.072001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10130.072001][T19513]      netdev_get_by_index+0x5e/0x80
[10130.072001][T19513]      fib6_nh_init+0x3d8/0x15b0
[10130.072001][T19513]      ip6_route_info_create+0xf18/0x17d0
[10130.072001][T19513]      ip6_route_add+0x1c/0x140
[10130.072001][T19513]      addrconf_prefix_route+0x2a6/0x430
[10130.072001][T19513]      inet6_addr_add+0x4f8/0xa40
[10130.072001][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10130.072001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10130.072001][T19513]      netlink_rcv_skb+0x130/0x360
[10130.072001][T19513]      netlink_unicast+0x449/0x710
[10130.072001][T19513]      netlink_sendmsg+0x723/0xbe0
[10130.072001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10130.072001][T19513]      ___sys_sendmsg+0xee/0x170
[10130.072001][T19513]      __sys_sendmsg+0xcd/0x170
[10130.072001][T19513]      do_syscall_64+0xc6/0x1e0
[10130.072001][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10130.072001][T19513] 
[10130.076172][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10130.076172][T19513]      netdev_get_by_index+0x5e/0x80
[10130.076172][T19513]      fib6_nh_init+0x3d8/0x15b0
[10130.076172][T19513]      ip6_route_info_create+0xf18/0x17d0
[10130.076172][T19513]      addrconf_f6i_alloc+0x315/0x560
[10130.076172][T19513]      ipv6_add_addr+0x411/0x2000
[10130.076172][T19513]      inet6_addr_add+0x30e/0xa40
[10130.076172][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10130.076172][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10130.076172][T19513]      netlink_rcv_skb+0x130/0x360
[10130.076172][T19513]      netlink_unicast+0x449/0x710
[10130.076172][T19513]      netlink_sendmsg+0x723/0xbe0
[10130.076172][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10130.076172][T19513]      ___sys_sendmsg+0xee/0x170
[10130.076172][T19513]      __sys_sendmsg+0xcd/0x170
[10130.076172][T19513]      do_syscall_64+0xc6/0x1e0
[10130.076172][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10130.076172][T19513] 
[10130.080353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10130.080353][T19513]      netdev_get_by_index+0x5e/0x80
[10130.080353][T19513]      fib6_nh_init+0x3d8/0x15b0
[10130.080353][T19513]      ip6_route_info_create+0xf18/0x17d0
[10130.080353][T19513]      ip6_route_add+0x1c/0x140
[10130.080353][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10130.080353][T19513]      addrconf_add_dev+0xe2/0x170
[10130.080353][T19513]      inet6_addr_add+0x12f/0xa40
[10130.080353][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10130.080353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10130.080353][T19513]      netlink_rcv_skb+0x130/0x360
[10130.080353][T19513]      netlink_unicast+0x449/0x710
[10130.080353][T19513]      netlink_sendmsg+0x723/0xbe0
[10130.080353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10130.080353][T19513]      ___sys_sendmsg+0xee/0x170
[10130.080353][T19513]      __sys_sendmsg+0xcd/0x170
[10130.080353][T19513]      do_syscall_64+0xc6/0x1e0
[10130.080353][T19513] 
[10130.085190][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10130.085190][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10130.085190][T19513]      ipv6_find_idev+0x102/0x170
[10130.085190][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10130.085190][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10130.085190][T19513]      netlink_rcv_skb+0x130/0x360
[10130.085190][T19513]      netlink_unicast+0x449/0x710
[10130.085190][T19513]      netlink_sendmsg+0x723/0xbe0
[10130.085190][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10130.085190][T19513]      ___sys_sendmsg+0xee/0x170
[10130.085190][T19513]      __sys_sendmsg+0xcd/0x170
[10130.085190][T19513]      do_syscall_64+0xc6/0x1e0
[10130.085190][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10130.085190][T19513] 
[10130.089284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10130.089284][T19513]      neigh_parms_alloc+0x1e5/0x510
[10130.089284][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10130.089284][T19513]      ipv6_find_idev+0x102/0x170
[10130.089284][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10130.089284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10130.089284][T19513]      netlink_rcv_skb+0x130/0x360
[10130.089284][T19513]      netlink_unicast+0x449/0x710
[10130.089284][T19513]      netlink_sendmsg+0x723/0xbe0
[10130.089284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10130.089284][T19513]      ___sys_sendmsg+0xee/0x170
[10130.089284][T19513]      __sys_sendmsg+0xcd/0x170
[10130.089284][T19513]      do_syscall_64+0xc6/0x1e0
[10130.089284][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10130.089284][T19513] 
[10140.119204][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10140.119870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10140.119870][T19513]      netdev_get_by_index+0x5e/0x80
[10140.119870][T19513]      fib6_nh_init+0x3d8/0x15b0
[10140.119870][T19513]      ip6_route_info_create+0xf18/0x17d0
[10140.119870][T19513]      ip6_route_add+0x1c/0x140
[10140.119870][T19513]      addrconf_prefix_route+0x2a6/0x430
[10140.119870][T19513]      inet6_addr_add+0x4f8/0xa40
[10140.119870][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10140.119870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10140.119870][T19513]      netlink_rcv_skb+0x130/0x360
[10140.119870][T19513]      netlink_unicast+0x449/0x710
[10140.119870][T19513]      netlink_sendmsg+0x723/0xbe0
[10140.119870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10140.119870][T19513]      ___sys_sendmsg+0xee/0x170
[10140.119870][T19513]      __sys_sendmsg+0xcd/0x170
[10140.119870][T19513]      do_syscall_64+0xc6/0x1e0
[10140.119870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10140.119870][T19513] 
[10140.124320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10140.124320][T19513]      netdev_get_by_index+0x5e/0x80
[10140.124320][T19513]      fib6_nh_init+0x3d8/0x15b0
[10140.124320][T19513]      ip6_route_info_create+0xf18/0x17d0
[10140.124320][T19513]      addrconf_f6i_alloc+0x315/0x560
[10140.124320][T19513]      ipv6_add_addr+0x411/0x2000
[10140.124320][T19513]      inet6_addr_add+0x30e/0xa40
[10140.124320][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10140.124320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10140.124320][T19513]      netlink_rcv_skb+0x130/0x360
[10140.124320][T19513]      netlink_unicast+0x449/0x710
[10140.124320][T19513]      netlink_sendmsg+0x723/0xbe0
[10140.124320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10140.124320][T19513]      ___sys_sendmsg+0xee/0x170
[10140.124320][T19513]      __sys_sendmsg+0xcd/0x170
[10140.124320][T19513]      do_syscall_64+0xc6/0x1e0
[10140.124320][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10140.124320][T19513] 
[10140.128684][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10140.128684][T19513]      netdev_get_by_index+0x5e/0x80
[10140.128684][T19513]      fib6_nh_init+0x3d8/0x15b0
[10140.128684][T19513]      ip6_route_info_create+0xf18/0x17d0
[10140.128684][T19513]      ip6_route_add+0x1c/0x140
[10140.128684][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10140.128684][T19513]      addrconf_add_dev+0xe2/0x170
[10140.128684][T19513]      inet6_addr_add+0x12f/0xa40
[10140.128684][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10140.128684][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10140.128684][T19513]      netlink_rcv_skb+0x130/0x360
[10140.128684][T19513]      netlink_unicast+0x449/0x710
[10140.128684][T19513]      netlink_sendmsg+0x723/0xbe0
[10140.128684][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10140.128684][T19513]      ___sys_sendmsg+0xee/0x170
[10140.128684][T19513]      __sys_sendmsg+0xcd/0x170
[10140.128684][T19513]      do_syscall_64+0xc6/0x1e0
[10140.128684][T19513] 
[10140.134230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10140.134230][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10140.134230][T19513]      ipv6_find_idev+0x102/0x170
[10140.134230][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10140.134230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10140.134230][T19513]      netlink_rcv_skb+0x130/0x360
[10140.134230][T19513]      netlink_unicast+0x449/0x710
[10140.134230][T19513]      netlink_sendmsg+0x723/0xbe0
[10140.134230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10140.134230][T19513]      ___sys_sendmsg+0xee/0x170
[10140.134230][T19513]      __sys_sendmsg+0xcd/0x170
[10140.134230][T19513]      do_syscall_64+0xc6/0x1e0
[10140.134230][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10140.134230][T19513] 
[10140.137627][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10140.137627][T19513]      neigh_parms_alloc+0x1e5/0x510
[10140.137627][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10140.137627][T19513]      ipv6_find_idev+0x102/0x170
[10140.137627][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10140.137627][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10140.137627][T19513]      netlink_rcv_skb+0x130/0x360
[10140.137627][T19513]      netlink_unicast+0x449/0x710
[10140.137627][T19513]      netlink_sendmsg+0x723/0xbe0
[10140.137627][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10140.137627][T19513]      ___sys_sendmsg+0xee/0x170
[10140.137627][T19513]      __sys_sendmsg+0xcd/0x170
[10140.137627][T19513]      do_syscall_64+0xc6/0x1e0
[10140.137627][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10140.137627][T19513] 
[10150.415312][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10150.416066][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10150.416066][T19513]      netdev_get_by_index+0x5e/0x80
[10150.416066][T19513]      fib6_nh_init+0x3d8/0x15b0
[10150.416066][T19513]      ip6_route_info_create+0xf18/0x17d0
[10150.416066][T19513]      ip6_route_add+0x1c/0x140
[10150.416066][T19513]      addrconf_prefix_route+0x2a6/0x430
[10150.416066][T19513]      inet6_addr_add+0x4f8/0xa40
[10150.416066][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10150.416066][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10150.416066][T19513]      netlink_rcv_skb+0x130/0x360
[10150.416066][T19513]      netlink_unicast+0x449/0x710
[10150.416066][T19513]      netlink_sendmsg+0x723/0xbe0
[10150.416066][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10150.416066][T19513]      ___sys_sendmsg+0xee/0x170
[10150.416066][T19513]      __sys_sendmsg+0xcd/0x170
[10150.416066][T19513]      do_syscall_64+0xc6/0x1e0
[10150.416066][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10150.416066][T19513] 
[10150.420555][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10150.420555][T19513]      netdev_get_by_index+0x5e/0x80
[10150.420555][T19513]      fib6_nh_init+0x3d8/0x15b0
[10150.420555][T19513]      ip6_route_info_create+0xf18/0x17d0
[10150.420555][T19513]      addrconf_f6i_alloc+0x315/0x560
[10150.420555][T19513]      ipv6_add_addr+0x411/0x2000
[10150.420555][T19513]      inet6_addr_add+0x30e/0xa40
[10150.420555][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10150.420555][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10150.420555][T19513]      netlink_rcv_skb+0x130/0x360
[10150.420555][T19513]      netlink_unicast+0x449/0x710
[10150.420555][T19513]      netlink_sendmsg+0x723/0xbe0
[10150.420555][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10150.420555][T19513]      ___sys_sendmsg+0xee/0x170
[10150.420555][T19513]      __sys_sendmsg+0xcd/0x170
[10150.420555][T19513]      do_syscall_64+0xc6/0x1e0
[10150.420555][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10150.420555][T19513] 
[10150.424749][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10150.424749][T19513]      netdev_get_by_index+0x5e/0x80
[10150.424749][T19513]      fib6_nh_init+0x3d8/0x15b0
[10150.424749][T19513]      ip6_route_info_create+0xf18/0x17d0
[10150.424749][T19513]      ip6_route_add+0x1c/0x140
[10150.424749][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10150.424749][T19513]      addrconf_add_dev+0xe2/0x170
[10150.424749][T19513]      inet6_addr_add+0x12f/0xa40
[10150.424749][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10150.424749][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10150.424749][T19513]      netlink_rcv_skb+0x130/0x360
[10150.424749][T19513]      netlink_unicast+0x449/0x710
[10150.424749][T19513]      netlink_sendmsg+0x723/0xbe0
[10150.424749][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10150.424749][T19513]      ___sys_sendmsg+0xee/0x170
[10150.424749][T19513]      __sys_sendmsg+0xcd/0x170
[10150.424749][T19513]      do_syscall_64+0xc6/0x1e0
[10150.424749][T19513] 
[10150.428903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10150.428903][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10150.428903][T19513]      ipv6_find_idev+0x102/0x170
[10150.428903][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10150.428903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10150.428903][T19513]      netlink_rcv_skb+0x130/0x360
[10150.428903][T19513]      netlink_unicast+0x449/0x710
[10150.428903][T19513]      netlink_sendmsg+0x723/0xbe0
[10150.428903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10150.428903][T19513]      ___sys_sendmsg+0xee/0x170
[10150.428903][T19513]      __sys_sendmsg+0xcd/0x170
[10150.428903][T19513]      do_syscall_64+0xc6/0x1e0
[10150.428903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10150.428903][T19513] 
[10150.450575][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10150.450575][T19513]      neigh_parms_alloc+0x1e5/0x510
[10150.450575][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10150.450575][T19513]      ipv6_find_idev+0x102/0x170
[10150.450575][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10150.450575][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10150.450575][T19513]      netlink_rcv_skb+0x130/0x360
[10150.450575][T19513]      netlink_unicast+0x449/0x710
[10150.450575][T19513]      netlink_sendmsg+0x723/0xbe0
[10150.450575][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10150.450575][T19513]      ___sys_sendmsg+0xee/0x170
[10150.450575][T19513]      __sys_sendmsg+0xcd/0x170
[10150.450575][T19513]      do_syscall_64+0xc6/0x1e0
[10150.450575][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10150.450575][T19513] 
[10160.727184][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10160.760382][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10160.760382][T19513]      netdev_get_by_index+0x5e/0x80
[10160.760382][T19513]      fib6_nh_init+0x3d8/0x15b0
[10160.760382][T19513]      ip6_route_info_create+0xf18/0x17d0
[10160.760382][T19513]      ip6_route_add+0x1c/0x140
[10160.760382][T19513]      addrconf_prefix_route+0x2a6/0x430
[10160.760382][T19513]      inet6_addr_add+0x4f8/0xa40
[10160.760382][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10160.760382][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10160.760382][T19513]      netlink_rcv_skb+0x130/0x360
[10160.760382][T19513]      netlink_unicast+0x449/0x710
[10160.760382][T19513]      netlink_sendmsg+0x723/0xbe0
[10160.760382][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10160.760382][T19513]      ___sys_sendmsg+0xee/0x170
[10160.760382][T19513]      __sys_sendmsg+0xcd/0x170
[10160.760382][T19513]      do_syscall_64+0xc6/0x1e0
[10160.760382][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10160.760382][T19513] 
[10160.766868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10160.766868][T19513]      netdev_get_by_index+0x5e/0x80
[10160.766868][T19513]      fib6_nh_init+0x3d8/0x15b0
[10160.766868][T19513]      ip6_route_info_create+0xf18/0x17d0
[10160.766868][T19513]      addrconf_f6i_alloc+0x315/0x560
[10160.766868][T19513]      ipv6_add_addr+0x411/0x2000
[10160.766868][T19513]      inet6_addr_add+0x30e/0xa40
[10160.766868][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10160.766868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10160.766868][T19513]      netlink_rcv_skb+0x130/0x360
[10160.766868][T19513]      netlink_unicast+0x449/0x710
[10160.766868][T19513]      netlink_sendmsg+0x723/0xbe0
[10160.766868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10160.766868][T19513]      ___sys_sendmsg+0xee/0x170
[10160.766868][T19513]      __sys_sendmsg+0xcd/0x170
[10160.766868][T19513]      do_syscall_64+0xc6/0x1e0
[10160.766868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10160.766868][T19513] 
[10160.807233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10160.807233][T19513]      netdev_get_by_index+0x5e/0x80
[10160.807233][T19513]      fib6_nh_init+0x3d8/0x15b0
[10160.807233][T19513]      ip6_route_info_create+0xf18/0x17d0
[10160.807233][T19513]      ip6_route_add+0x1c/0x140
[10160.807233][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10160.807233][T19513]      addrconf_add_dev+0xe2/0x170
[10160.807233][T19513]      inet6_addr_add+0x12f/0xa40
[10160.807233][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10160.807233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10160.807233][T19513]      netlink_rcv_skb+0x130/0x360
[10160.807233][T19513]      netlink_unicast+0x449/0x710
[10160.807233][T19513]      netlink_sendmsg+0x723/0xbe0
[10160.807233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10160.807233][T19513]      ___sys_sendmsg+0xee/0x170
[10160.807233][T19513]      __sys_sendmsg+0xcd/0x170
[10160.807233][T19513]      do_syscall_64+0xc6/0x1e0
[10160.807233][T19513] 
[10160.837013][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10160.837013][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10160.837013][T19513]      ipv6_find_idev+0x102/0x170
[10160.837013][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10160.837013][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10160.837013][T19513]      netlink_rcv_skb+0x130/0x360
[10160.837013][T19513]      netlink_unicast+0x449/0x710
[10160.837013][T19513]      netlink_sendmsg+0x723/0xbe0
[10160.837013][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10160.837013][T19513]      ___sys_sendmsg+0xee/0x170
[10160.837013][T19513]      __sys_sendmsg+0xcd/0x170
[10160.837013][T19513]      do_syscall_64+0xc6/0x1e0
[10160.837013][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10160.837013][T19513] 
[10160.873182][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10160.873182][T19513]      neigh_parms_alloc+0x1e5/0x510
[10160.873182][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10160.873182][T19513]      ipv6_find_idev+0x102/0x170
[10160.873182][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10160.873182][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10160.873182][T19513]      netlink_rcv_skb+0x130/0x360
[10160.873182][T19513]      netlink_unicast+0x449/0x710
[10160.873182][T19513]      netlink_sendmsg+0x723/0xbe0
[10160.873182][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10160.873182][T19513]      ___sys_sendmsg+0xee/0x170
[10160.873182][T19513]      __sys_sendmsg+0xcd/0x170
[10160.873182][T19513]      do_syscall_64+0xc6/0x1e0
[10160.873182][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10160.873182][T19513] 
[10171.151346][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10171.152126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10171.152126][T19513]      netdev_get_by_index+0x5e/0x80
[10171.152126][T19513]      fib6_nh_init+0x3d8/0x15b0
[10171.152126][T19513]      ip6_route_info_create+0xf18/0x17d0
[10171.152126][T19513]      ip6_route_add+0x1c/0x140
[10171.152126][T19513]      addrconf_prefix_route+0x2a6/0x430
[10171.152126][T19513]      inet6_addr_add+0x4f8/0xa40
[10171.152126][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10171.152126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10171.152126][T19513]      netlink_rcv_skb+0x130/0x360
[10171.152126][T19513]      netlink_unicast+0x449/0x710
[10171.152126][T19513]      netlink_sendmsg+0x723/0xbe0
[10171.152126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10171.152126][T19513]      ___sys_sendmsg+0xee/0x170
[10171.152126][T19513]      __sys_sendmsg+0xcd/0x170
[10171.152126][T19513]      do_syscall_64+0xc6/0x1e0
[10171.152126][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10171.152126][T19513] 
[10171.156369][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10171.156369][T19513]      netdev_get_by_index+0x5e/0x80
[10171.156369][T19513]      fib6_nh_init+0x3d8/0x15b0
[10171.156369][T19513]      ip6_route_info_create+0xf18/0x17d0
[10171.156369][T19513]      addrconf_f6i_alloc+0x315/0x560
[10171.156369][T19513]      ipv6_add_addr+0x411/0x2000
[10171.156369][T19513]      inet6_addr_add+0x30e/0xa40
[10171.156369][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10171.156369][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10171.156369][T19513]      netlink_rcv_skb+0x130/0x360
[10171.156369][T19513]      netlink_unicast+0x449/0x710
[10171.156369][T19513]      netlink_sendmsg+0x723/0xbe0
[10171.156369][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10171.156369][T19513]      ___sys_sendmsg+0xee/0x170
[10171.156369][T19513]      __sys_sendmsg+0xcd/0x170
[10171.156369][T19513]      do_syscall_64+0xc6/0x1e0
[10171.156369][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10171.156369][T19513] 
[10171.160613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10171.160613][T19513]      netdev_get_by_index+0x5e/0x80
[10171.160613][T19513]      fib6_nh_init+0x3d8/0x15b0
[10171.160613][T19513]      ip6_route_info_create+0xf18/0x17d0
[10171.160613][T19513]      ip6_route_add+0x1c/0x140
[10171.160613][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10171.160613][T19513]      addrconf_add_dev+0xe2/0x170
[10171.160613][T19513]      inet6_addr_add+0x12f/0xa40
[10171.160613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10171.160613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10171.160613][T19513]      netlink_rcv_skb+0x130/0x360
[10171.160613][T19513]      netlink_unicast+0x449/0x710
[10171.160613][T19513]      netlink_sendmsg+0x723/0xbe0
[10171.160613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10171.160613][T19513]      ___sys_sendmsg+0xee/0x170
[10171.160613][T19513]      __sys_sendmsg+0xcd/0x170
[10171.160613][T19513]      do_syscall_64+0xc6/0x1e0
[10171.160613][T19513] 
[10171.164776][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10171.164776][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10171.164776][T19513]      ipv6_find_idev+0x102/0x170
[10171.164776][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10171.164776][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10171.164776][T19513]      netlink_rcv_skb+0x130/0x360
[10171.164776][T19513]      netlink_unicast+0x449/0x710
[10171.164776][T19513]      netlink_sendmsg+0x723/0xbe0
[10171.164776][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10171.164776][T19513]      ___sys_sendmsg+0xee/0x170
[10171.164776][T19513]      __sys_sendmsg+0xcd/0x170
[10171.164776][T19513]      do_syscall_64+0xc6/0x1e0
[10171.164776][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10171.164776][T19513] 
[10171.168063][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10171.168063][T19513]      neigh_parms_alloc+0x1e5/0x510
[10171.168063][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10171.168063][T19513]      ipv6_find_idev+0x102/0x170
[10171.168063][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10171.168063][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10171.168063][T19513]      netlink_rcv_skb+0x130/0x360
[10171.168063][T19513]      netlink_unicast+0x449/0x710
[10171.168063][T19513]      netlink_sendmsg+0x723/0xbe0
[10171.168063][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10171.168063][T19513]      ___sys_sendmsg+0xee/0x170
[10171.168063][T19513]      __sys_sendmsg+0xcd/0x170
[10171.168063][T19513]      do_syscall_64+0xc6/0x1e0
[10171.168063][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10171.168063][T19513] 
[10181.471256][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10181.491952][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10181.491952][T19513]      netdev_get_by_index+0x5e/0x80
[10181.491952][T19513]      fib6_nh_init+0x3d8/0x15b0
[10181.491952][T19513]      ip6_route_info_create+0xf18/0x17d0
[10181.491952][T19513]      ip6_route_add+0x1c/0x140
[10181.491952][T19513]      addrconf_prefix_route+0x2a6/0x430
[10181.491952][T19513]      inet6_addr_add+0x4f8/0xa40
[10181.491952][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10181.491952][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10181.491952][T19513]      netlink_rcv_skb+0x130/0x360
[10181.491952][T19513]      netlink_unicast+0x449/0x710
[10181.491952][T19513]      netlink_sendmsg+0x723/0xbe0
[10181.491952][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10181.491952][T19513]      ___sys_sendmsg+0xee/0x170
[10181.491952][T19513]      __sys_sendmsg+0xcd/0x170
[10181.491952][T19513]      do_syscall_64+0xc6/0x1e0
[10181.491952][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10181.491952][T19513] 
[10181.499469][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10181.499469][T19513]      netdev_get_by_index+0x5e/0x80
[10181.499469][T19513]      fib6_nh_init+0x3d8/0x15b0
[10181.499469][T19513]      ip6_route_info_create+0xf18/0x17d0
[10181.499469][T19513]      addrconf_f6i_alloc+0x315/0x560
[10181.499469][T19513]      ipv6_add_addr+0x411/0x2000
[10181.499469][T19513]      inet6_addr_add+0x30e/0xa40
[10181.499469][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10181.499469][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10181.499469][T19513]      netlink_rcv_skb+0x130/0x360
[10181.499469][T19513]      netlink_unicast+0x449/0x710
[10181.499469][T19513]      netlink_sendmsg+0x723/0xbe0
[10181.499469][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10181.499469][T19513]      ___sys_sendmsg+0xee/0x170
[10181.499469][T19513]      __sys_sendmsg+0xcd/0x170
[10181.499469][T19513]      do_syscall_64+0xc6/0x1e0
[10181.499469][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10181.499469][T19513] 
[10181.506374][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10181.506374][T19513]      netdev_get_by_index+0x5e/0x80
[10181.506374][T19513]      fib6_nh_init+0x3d8/0x15b0
[10181.506374][T19513]      ip6_route_info_create+0xf18/0x17d0
[10181.506374][T19513]      ip6_route_add+0x1c/0x140
[10181.506374][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10181.506374][T19513]      addrconf_add_dev+0xe2/0x170
[10181.506374][T19513]      inet6_addr_add+0x12f/0xa40
[10181.506374][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10181.506374][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10181.506374][T19513]      netlink_rcv_skb+0x130/0x360
[10181.506374][T19513]      netlink_unicast+0x449/0x710
[10181.506374][T19513]      netlink_sendmsg+0x723/0xbe0
[10181.506374][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10181.506374][T19513]      ___sys_sendmsg+0xee/0x170
[10181.506374][T19513]      __sys_sendmsg+0xcd/0x170
[10181.506374][T19513]      do_syscall_64+0xc6/0x1e0
[10181.506374][T19513] 
[10181.513260][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10181.513260][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10181.513260][T19513]      ipv6_find_idev+0x102/0x170
[10181.513260][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10181.513260][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10181.513260][T19513]      netlink_rcv_skb+0x130/0x360
[10181.513260][T19513]      netlink_unicast+0x449/0x710
[10181.513260][T19513]      netlink_sendmsg+0x723/0xbe0
[10181.513260][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10181.513260][T19513]      ___sys_sendmsg+0xee/0x170
[10181.513260][T19513]      __sys_sendmsg+0xcd/0x170
[10181.513260][T19513]      do_syscall_64+0xc6/0x1e0
[10181.513260][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10181.513260][T19513] 
[10181.571567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10181.571567][T19513]      neigh_parms_alloc+0x1e5/0x510
[10181.571567][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10181.571567][T19513]      ipv6_find_idev+0x102/0x170
[10181.571567][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10181.571567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10181.571567][T19513]      netlink_rcv_skb+0x130/0x360
[10181.571567][T19513]      netlink_unicast+0x449/0x710
[10181.571567][T19513]      netlink_sendmsg+0x723/0xbe0
[10181.571567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10181.571567][T19513]      ___sys_sendmsg+0xee/0x170
[10181.571567][T19513]      __sys_sendmsg+0xcd/0x170
[10181.571567][T19513]      do_syscall_64+0xc6/0x1e0
[10181.571567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10181.571567][T19513] 
[10191.831301][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10191.850254][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10191.850254][T19513]      netdev_get_by_index+0x5e/0x80
[10191.850254][T19513]      fib6_nh_init+0x3d8/0x15b0
[10191.850254][T19513]      ip6_route_info_create+0xf18/0x17d0
[10191.850254][T19513]      ip6_route_add+0x1c/0x140
[10191.850254][T19513]      addrconf_prefix_route+0x2a6/0x430
[10191.850254][T19513]      inet6_addr_add+0x4f8/0xa40
[10191.850254][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10191.850254][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10191.850254][T19513]      netlink_rcv_skb+0x130/0x360
[10191.850254][T19513]      netlink_unicast+0x449/0x710
[10191.850254][T19513]      netlink_sendmsg+0x723/0xbe0
[10191.850254][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10191.850254][T19513]      ___sys_sendmsg+0xee/0x170
[10191.850254][T19513]      __sys_sendmsg+0xcd/0x170
[10191.850254][T19513]      do_syscall_64+0xc6/0x1e0
[10191.850254][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10191.850254][T19513] 
[10191.857119][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10191.857119][T19513]      netdev_get_by_index+0x5e/0x80
[10191.857119][T19513]      fib6_nh_init+0x3d8/0x15b0
[10191.857119][T19513]      ip6_route_info_create+0xf18/0x17d0
[10191.857119][T19513]      addrconf_f6i_alloc+0x315/0x560
[10191.857119][T19513]      ipv6_add_addr+0x411/0x2000
[10191.857119][T19513]      inet6_addr_add+0x30e/0xa40
[10191.857119][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10191.857119][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10191.857119][T19513]      netlink_rcv_skb+0x130/0x360
[10191.857119][T19513]      netlink_unicast+0x449/0x710
[10191.857119][T19513]      netlink_sendmsg+0x723/0xbe0
[10191.857119][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10191.857119][T19513]      ___sys_sendmsg+0xee/0x170
[10191.857119][T19513]      __sys_sendmsg+0xcd/0x170
[10191.857119][T19513]      do_syscall_64+0xc6/0x1e0
[10191.857119][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10191.857119][T19513] 
[10191.874558][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10191.874558][T19513]      netdev_get_by_index+0x5e/0x80
[10191.874558][T19513]      fib6_nh_init+0x3d8/0x15b0
[10191.874558][T19513]      ip6_route_info_create+0xf18/0x17d0
[10191.874558][T19513]      ip6_route_add+0x1c/0x140
[10191.874558][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10191.874558][T19513]      addrconf_add_dev+0xe2/0x170
[10191.874558][T19513]      inet6_addr_add+0x12f/0xa40
[10191.874558][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10191.874558][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10191.874558][T19513]      netlink_rcv_skb+0x130/0x360
[10191.874558][T19513]      netlink_unicast+0x449/0x710
[10191.874558][T19513]      netlink_sendmsg+0x723/0xbe0
[10191.874558][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10191.874558][T19513]      ___sys_sendmsg+0xee/0x170
[10191.874558][T19513]      __sys_sendmsg+0xcd/0x170
[10191.874558][T19513]      do_syscall_64+0xc6/0x1e0
[10191.874558][T19513] 
[10191.881451][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10191.881451][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10191.881451][T19513]      ipv6_find_idev+0x102/0x170
[10191.881451][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10191.881451][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10191.881451][T19513]      netlink_rcv_skb+0x130/0x360
[10191.881451][T19513]      netlink_unicast+0x449/0x710
[10191.881451][T19513]      netlink_sendmsg+0x723/0xbe0
[10191.881451][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10191.881451][T19513]      ___sys_sendmsg+0xee/0x170
[10191.881451][T19513]      __sys_sendmsg+0xcd/0x170
[10191.881451][T19513]      do_syscall_64+0xc6/0x1e0
[10191.881451][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10191.881451][T19513] 
[10191.900491][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10191.900491][T19513]      neigh_parms_alloc+0x1e5/0x510
[10191.900491][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10191.900491][T19513]      ipv6_find_idev+0x102/0x170
[10191.900491][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10191.900491][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10191.900491][T19513]      netlink_rcv_skb+0x130/0x360
[10191.900491][T19513]      netlink_unicast+0x449/0x710
[10191.900491][T19513]      netlink_sendmsg+0x723/0xbe0
[10191.900491][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10191.900491][T19513]      ___sys_sendmsg+0xee/0x170
[10191.900491][T19513]      __sys_sendmsg+0xcd/0x170
[10191.900491][T19513]      do_syscall_64+0xc6/0x1e0
[10191.900491][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10191.900491][T19513] 
[10202.175198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10202.210359][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10202.210359][T19513]      netdev_get_by_index+0x5e/0x80
[10202.210359][T19513]      fib6_nh_init+0x3d8/0x15b0
[10202.210359][T19513]      ip6_route_info_create+0xf18/0x17d0
[10202.210359][T19513]      ip6_route_add+0x1c/0x140
[10202.210359][T19513]      addrconf_prefix_route+0x2a6/0x430
[10202.210359][T19513]      inet6_addr_add+0x4f8/0xa40
[10202.210359][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10202.210359][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10202.210359][T19513]      netlink_rcv_skb+0x130/0x360
[10202.210359][T19513]      netlink_unicast+0x449/0x710
[10202.210359][T19513]      netlink_sendmsg+0x723/0xbe0
[10202.210359][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10202.210359][T19513]      ___sys_sendmsg+0xee/0x170
[10202.210359][T19513]      __sys_sendmsg+0xcd/0x170
[10202.210359][T19513]      do_syscall_64+0xc6/0x1e0
[10202.210359][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10202.210359][T19513] 
[10202.242336][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10202.242336][T19513]      netdev_get_by_index+0x5e/0x80
[10202.242336][T19513]      fib6_nh_init+0x3d8/0x15b0
[10202.242336][T19513]      ip6_route_info_create+0xf18/0x17d0
[10202.242336][T19513]      addrconf_f6i_alloc+0x315/0x560
[10202.242336][T19513]      ipv6_add_addr+0x411/0x2000
[10202.242336][T19513]      inet6_addr_add+0x30e/0xa40
[10202.242336][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10202.242336][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10202.242336][T19513]      netlink_rcv_skb+0x130/0x360
[10202.242336][T19513]      netlink_unicast+0x449/0x710
[10202.242336][T19513]      netlink_sendmsg+0x723/0xbe0
[10202.242336][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10202.242336][T19513]      ___sys_sendmsg+0xee/0x170
[10202.242336][T19513]      __sys_sendmsg+0xcd/0x170
[10202.242336][T19513]      do_syscall_64+0xc6/0x1e0
[10202.242336][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10202.242336][T19513] 
[10202.273252][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10202.273252][T19513]      netdev_get_by_index+0x5e/0x80
[10202.273252][T19513]      fib6_nh_init+0x3d8/0x15b0
[10202.273252][T19513]      ip6_route_info_create+0xf18/0x17d0
[10202.273252][T19513]      ip6_route_add+0x1c/0x140
[10202.273252][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10202.273252][T19513]      addrconf_add_dev+0xe2/0x170
[10202.273252][T19513]      inet6_addr_add+0x12f/0xa40
[10202.273252][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10202.273252][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10202.273252][T19513]      netlink_rcv_skb+0x130/0x360
[10202.273252][T19513]      netlink_unicast+0x449/0x710
[10202.273252][T19513]      netlink_sendmsg+0x723/0xbe0
[10202.273252][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10202.273252][T19513]      ___sys_sendmsg+0xee/0x170
[10202.273252][T19513]      __sys_sendmsg+0xcd/0x170
[10202.273252][T19513]      do_syscall_64+0xc6/0x1e0
[10202.273252][T19513] 
[10202.290942][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10202.290942][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10202.290942][T19513]      ipv6_find_idev+0x102/0x170
[10202.290942][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10202.290942][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10202.290942][T19513]      netlink_rcv_skb+0x130/0x360
[10202.290942][T19513]      netlink_unicast+0x449/0x710
[10202.290942][T19513]      netlink_sendmsg+0x723/0xbe0
[10202.290942][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10202.290942][T19513]      ___sys_sendmsg+0xee/0x170
[10202.290942][T19513]      __sys_sendmsg+0xcd/0x170
[10202.290942][T19513]      do_syscall_64+0xc6/0x1e0
[10202.290942][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10202.290942][T19513] 
[10202.294801][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10202.294801][T19513]      neigh_parms_alloc+0x1e5/0x510
[10202.294801][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10202.294801][T19513]      ipv6_find_idev+0x102/0x170
[10202.294801][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10202.294801][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10202.294801][T19513]      netlink_rcv_skb+0x130/0x360
[10202.294801][T19513]      netlink_unicast+0x449/0x710
[10202.294801][T19513]      netlink_sendmsg+0x723/0xbe0
[10202.294801][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10202.294801][T19513]      ___sys_sendmsg+0xee/0x170
[10202.294801][T19513]      __sys_sendmsg+0xcd/0x170
[10202.294801][T19513]      do_syscall_64+0xc6/0x1e0
[10202.294801][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10202.294801][T19513] 
[10212.591319][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10212.610247][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10212.610247][T19513]      netdev_get_by_index+0x5e/0x80
[10212.610247][T19513]      fib6_nh_init+0x3d8/0x15b0
[10212.610247][T19513]      ip6_route_info_create+0xf18/0x17d0
[10212.610247][T19513]      ip6_route_add+0x1c/0x140
[10212.610247][T19513]      addrconf_prefix_route+0x2a6/0x430
[10212.610247][T19513]      inet6_addr_add+0x4f8/0xa40
[10212.610247][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10212.610247][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10212.610247][T19513]      netlink_rcv_skb+0x130/0x360
[10212.610247][T19513]      netlink_unicast+0x449/0x710
[10212.610247][T19513]      netlink_sendmsg+0x723/0xbe0
[10212.610247][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10212.610247][T19513]      ___sys_sendmsg+0xee/0x170
[10212.610247][T19513]      __sys_sendmsg+0xcd/0x170
[10212.610247][T19513]      do_syscall_64+0xc6/0x1e0
[10212.610247][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10212.610247][T19513] 
[10212.614293][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10212.614293][T19513]      netdev_get_by_index+0x5e/0x80
[10212.614293][T19513]      fib6_nh_init+0x3d8/0x15b0
[10212.614293][T19513]      ip6_route_info_create+0xf18/0x17d0
[10212.614293][T19513]      addrconf_f6i_alloc+0x315/0x560
[10212.614293][T19513]      ipv6_add_addr+0x411/0x2000
[10212.614293][T19513]      inet6_addr_add+0x30e/0xa40
[10212.614293][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10212.614293][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10212.614293][T19513]      netlink_rcv_skb+0x130/0x360
[10212.614293][T19513]      netlink_unicast+0x449/0x710
[10212.614293][T19513]      netlink_sendmsg+0x723/0xbe0
[10212.614293][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10212.614293][T19513]      ___sys_sendmsg+0xee/0x170
[10212.614293][T19513]      __sys_sendmsg+0xcd/0x170
[10212.614293][T19513]      do_syscall_64+0xc6/0x1e0
[10212.614293][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10212.614293][T19513] 
[10212.618284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10212.618284][T19513]      netdev_get_by_index+0x5e/0x80
[10212.618284][T19513]      fib6_nh_init+0x3d8/0x15b0
[10212.618284][T19513]      ip6_route_info_create+0xf18/0x17d0
[10212.618284][T19513]      ip6_route_add+0x1c/0x140
[10212.618284][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10212.618284][T19513]      addrconf_add_dev+0xe2/0x170
[10212.618284][T19513]      inet6_addr_add+0x12f/0xa40
[10212.618284][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10212.618284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10212.618284][T19513]      netlink_rcv_skb+0x130/0x360
[10212.618284][T19513]      netlink_unicast+0x449/0x710
[10212.618284][T19513]      netlink_sendmsg+0x723/0xbe0
[10212.618284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10212.618284][T19513]      ___sys_sendmsg+0xee/0x170
[10212.618284][T19513]      __sys_sendmsg+0xcd/0x170
[10212.618284][T19513]      do_syscall_64+0xc6/0x1e0
[10212.618284][T19513] 
[10212.674236][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10212.674236][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10212.674236][T19513]      ipv6_find_idev+0x102/0x170
[10212.674236][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10212.674236][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10212.674236][T19513]      netlink_rcv_skb+0x130/0x360
[10212.674236][T19513]      netlink_unicast+0x449/0x710
[10212.674236][T19513]      netlink_sendmsg+0x723/0xbe0
[10212.674236][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10212.674236][T19513]      ___sys_sendmsg+0xee/0x170
[10212.674236][T19513]      __sys_sendmsg+0xcd/0x170
[10212.674236][T19513]      do_syscall_64+0xc6/0x1e0
[10212.674236][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10212.674236][T19513] 
[10212.689853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10212.689853][T19513]      neigh_parms_alloc+0x1e5/0x510
[10212.689853][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10212.689853][T19513]      ipv6_find_idev+0x102/0x170
[10212.689853][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10212.689853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10212.689853][T19513]      netlink_rcv_skb+0x130/0x360
[10212.689853][T19513]      netlink_unicast+0x449/0x710
[10212.689853][T19513]      netlink_sendmsg+0x723/0xbe0
[10212.689853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10212.689853][T19513]      ___sys_sendmsg+0xee/0x170
[10212.689853][T19513]      __sys_sendmsg+0xcd/0x170
[10212.689853][T19513]      do_syscall_64+0xc6/0x1e0
[10212.689853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10212.689853][T19513] 
[10222.935243][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10222.942318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10222.942318][T19513]      netdev_get_by_index+0x5e/0x80
[10222.942318][T19513]      fib6_nh_init+0x3d8/0x15b0
[10222.942318][T19513]      ip6_route_info_create+0xf18/0x17d0
[10222.942318][T19513]      ip6_route_add+0x1c/0x140
[10222.942318][T19513]      addrconf_prefix_route+0x2a6/0x430
[10222.942318][T19513]      inet6_addr_add+0x4f8/0xa40
[10222.942318][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10222.942318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10222.942318][T19513]      netlink_rcv_skb+0x130/0x360
[10222.942318][T19513]      netlink_unicast+0x449/0x710
[10222.942318][T19513]      netlink_sendmsg+0x723/0xbe0
[10222.942318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10222.942318][T19513]      ___sys_sendmsg+0xee/0x170
[10222.942318][T19513]      __sys_sendmsg+0xcd/0x170
[10222.942318][T19513]      do_syscall_64+0xc6/0x1e0
[10222.942318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10222.942318][T19513] 
[10222.948789][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10222.948789][T19513]      netdev_get_by_index+0x5e/0x80
[10222.948789][T19513]      fib6_nh_init+0x3d8/0x15b0
[10222.948789][T19513]      ip6_route_info_create+0xf18/0x17d0
[10222.948789][T19513]      addrconf_f6i_alloc+0x315/0x560
[10222.948789][T19513]      ipv6_add_addr+0x411/0x2000
[10222.948789][T19513]      inet6_addr_add+0x30e/0xa40
[10222.948789][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10222.948789][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10222.948789][T19513]      netlink_rcv_skb+0x130/0x360
[10222.948789][T19513]      netlink_unicast+0x449/0x710
[10222.948789][T19513]      netlink_sendmsg+0x723/0xbe0
[10222.948789][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10222.948789][T19513]      ___sys_sendmsg+0xee/0x170
[10222.948789][T19513]      __sys_sendmsg+0xcd/0x170
[10222.948789][T19513]      do_syscall_64+0xc6/0x1e0
[10222.948789][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10222.948789][T19513] 
[10222.970208][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10222.970208][T19513]      netdev_get_by_index+0x5e/0x80
[10222.970208][T19513]      fib6_nh_init+0x3d8/0x15b0
[10222.970208][T19513]      ip6_route_info_create+0xf18/0x17d0
[10222.970208][T19513]      ip6_route_add+0x1c/0x140
[10222.970208][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10222.970208][T19513]      addrconf_add_dev+0xe2/0x170
[10222.970208][T19513]      inet6_addr_add+0x12f/0xa40
[10222.970208][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10222.970208][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10222.970208][T19513]      netlink_rcv_skb+0x130/0x360
[10222.970208][T19513]      netlink_unicast+0x449/0x710
[10222.970208][T19513]      netlink_sendmsg+0x723/0xbe0
[10222.970208][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10222.970208][T19513]      ___sys_sendmsg+0xee/0x170
[10222.970208][T19513]      __sys_sendmsg+0xcd/0x170
[10222.970208][T19513]      do_syscall_64+0xc6/0x1e0
[10222.970208][T19513] 
[10222.975170][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10222.975170][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10222.975170][T19513]      ipv6_find_idev+0x102/0x170
[10222.975170][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10222.975170][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10222.975170][T19513]      netlink_rcv_skb+0x130/0x360
[10222.975170][T19513]      netlink_unicast+0x449/0x710
[10222.975170][T19513]      netlink_sendmsg+0x723/0xbe0
[10222.975170][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10222.975170][T19513]      ___sys_sendmsg+0xee/0x170
[10222.975170][T19513]      __sys_sendmsg+0xcd/0x170
[10222.975170][T19513]      do_syscall_64+0xc6/0x1e0
[10222.975170][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10222.975170][T19513] 
[10223.041670][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10223.041670][T19513]      neigh_parms_alloc+0x1e5/0x510
[10223.041670][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10223.041670][T19513]      ipv6_find_idev+0x102/0x170
[10223.041670][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10223.041670][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10223.041670][T19513]      netlink_rcv_skb+0x130/0x360
[10223.041670][T19513]      netlink_unicast+0x449/0x710
[10223.041670][T19513]      netlink_sendmsg+0x723/0xbe0
[10223.041670][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10223.041670][T19513]      ___sys_sendmsg+0xee/0x170
[10223.041670][T19513]      __sys_sendmsg+0xcd/0x170
[10223.041670][T19513]      do_syscall_64+0xc6/0x1e0
[10223.041670][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10223.041670][T19513] 
[10233.311201][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10233.340172][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10233.340172][T19513]      netdev_get_by_index+0x5e/0x80
[10233.340172][T19513]      fib6_nh_init+0x3d8/0x15b0
[10233.340172][T19513]      ip6_route_info_create+0xf18/0x17d0
[10233.340172][T19513]      ip6_route_add+0x1c/0x140
[10233.340172][T19513]      addrconf_prefix_route+0x2a6/0x430
[10233.340172][T19513]      inet6_addr_add+0x4f8/0xa40
[10233.340172][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10233.340172][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10233.340172][T19513]      netlink_rcv_skb+0x130/0x360
[10233.340172][T19513]      netlink_unicast+0x449/0x710
[10233.340172][T19513]      netlink_sendmsg+0x723/0xbe0
[10233.340172][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10233.340172][T19513]      ___sys_sendmsg+0xee/0x170
[10233.340172][T19513]      __sys_sendmsg+0xcd/0x170
[10233.340172][T19513]      do_syscall_64+0xc6/0x1e0
[10233.340172][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10233.340172][T19513] 
[10233.360735][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10233.360735][T19513]      netdev_get_by_index+0x5e/0x80
[10233.360735][T19513]      fib6_nh_init+0x3d8/0x15b0
[10233.360735][T19513]      ip6_route_info_create+0xf18/0x17d0
[10233.360735][T19513]      addrconf_f6i_alloc+0x315/0x560
[10233.360735][T19513]      ipv6_add_addr+0x411/0x2000
[10233.360735][T19513]      inet6_addr_add+0x30e/0xa40
[10233.360735][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10233.360735][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10233.360735][T19513]      netlink_rcv_skb+0x130/0x360
[10233.360735][T19513]      netlink_unicast+0x449/0x710
[10233.360735][T19513]      netlink_sendmsg+0x723/0xbe0
[10233.360735][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10233.360735][T19513]      ___sys_sendmsg+0xee/0x170
[10233.360735][T19513]      __sys_sendmsg+0xcd/0x170
[10233.360735][T19513]      do_syscall_64+0xc6/0x1e0
[10233.360735][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10233.360735][T19513] 
[10233.367856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10233.367856][T19513]      netdev_get_by_index+0x5e/0x80
[10233.367856][T19513]      fib6_nh_init+0x3d8/0x15b0
[10233.367856][T19513]      ip6_route_info_create+0xf18/0x17d0
[10233.367856][T19513]      ip6_route_add+0x1c/0x140
[10233.367856][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10233.367856][T19513]      addrconf_add_dev+0xe2/0x170
[10233.367856][T19513]      inet6_addr_add+0x12f/0xa40
[10233.367856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10233.367856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10233.367856][T19513]      netlink_rcv_skb+0x130/0x360
[10233.367856][T19513]      netlink_unicast+0x449/0x710
[10233.367856][T19513]      netlink_sendmsg+0x723/0xbe0
[10233.367856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10233.367856][T19513]      ___sys_sendmsg+0xee/0x170
[10233.367856][T19513]      __sys_sendmsg+0xcd/0x170
[10233.367856][T19513]      do_syscall_64+0xc6/0x1e0
[10233.367856][T19513] 
[10233.410974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10233.410974][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10233.410974][T19513]      ipv6_find_idev+0x102/0x170
[10233.410974][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10233.410974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10233.410974][T19513]      netlink_rcv_skb+0x130/0x360
[10233.410974][T19513]      netlink_unicast+0x449/0x710
[10233.410974][T19513]      netlink_sendmsg+0x723/0xbe0
[10233.410974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10233.410974][T19513]      ___sys_sendmsg+0xee/0x170
[10233.410974][T19513]      __sys_sendmsg+0xcd/0x170
[10233.410974][T19513]      do_syscall_64+0xc6/0x1e0
[10233.410974][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10233.410974][T19513] 
[10233.455122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10233.455122][T19513]      neigh_parms_alloc+0x1e5/0x510
[10233.455122][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10233.455122][T19513]      ipv6_find_idev+0x102/0x170
[10233.455122][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10233.455122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10233.455122][T19513]      netlink_rcv_skb+0x130/0x360
[10233.455122][T19513]      netlink_unicast+0x449/0x710
[10233.455122][T19513]      netlink_sendmsg+0x723/0xbe0
[10233.455122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10233.455122][T19513]      ___sys_sendmsg+0xee/0x170
[10233.455122][T19513]      __sys_sendmsg+0xcd/0x170
[10233.455122][T19513]      do_syscall_64+0xc6/0x1e0
[10233.455122][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10233.455122][T19513] 
[10243.711324][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10243.740039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10243.740039][T19513]      netdev_get_by_index+0x5e/0x80
[10243.740039][T19513]      fib6_nh_init+0x3d8/0x15b0
[10243.740039][T19513]      ip6_route_info_create+0xf18/0x17d0
[10243.740039][T19513]      ip6_route_add+0x1c/0x140
[10243.740039][T19513]      addrconf_prefix_route+0x2a6/0x430
[10243.740039][T19513]      inet6_addr_add+0x4f8/0xa40
[10243.740039][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10243.740039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10243.740039][T19513]      netlink_rcv_skb+0x130/0x360
[10243.740039][T19513]      netlink_unicast+0x449/0x710
[10243.740039][T19513]      netlink_sendmsg+0x723/0xbe0
[10243.740039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10243.740039][T19513]      ___sys_sendmsg+0xee/0x170
[10243.740039][T19513]      __sys_sendmsg+0xcd/0x170
[10243.740039][T19513]      do_syscall_64+0xc6/0x1e0
[10243.740039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10243.740039][T19513] 
[10243.747210][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10243.747210][T19513]      netdev_get_by_index+0x5e/0x80
[10243.747210][T19513]      fib6_nh_init+0x3d8/0x15b0
[10243.747210][T19513]      ip6_route_info_create+0xf18/0x17d0
[10243.747210][T19513]      addrconf_f6i_alloc+0x315/0x560
[10243.747210][T19513]      ipv6_add_addr+0x411/0x2000
[10243.747210][T19513]      inet6_addr_add+0x30e/0xa40
[10243.747210][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10243.747210][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10243.747210][T19513]      netlink_rcv_skb+0x130/0x360
[10243.747210][T19513]      netlink_unicast+0x449/0x710
[10243.747210][T19513]      netlink_sendmsg+0x723/0xbe0
[10243.747210][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10243.747210][T19513]      ___sys_sendmsg+0xee/0x170
[10243.747210][T19513]      __sys_sendmsg+0xcd/0x170
[10243.747210][T19513]      do_syscall_64+0xc6/0x1e0
[10243.747210][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10243.747210][T19513] 
[10243.753854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10243.753854][T19513]      netdev_get_by_index+0x5e/0x80
[10243.753854][T19513]      fib6_nh_init+0x3d8/0x15b0
[10243.753854][T19513]      ip6_route_info_create+0xf18/0x17d0
[10243.753854][T19513]      ip6_route_add+0x1c/0x140
[10243.753854][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10243.753854][T19513]      addrconf_add_dev+0xe2/0x170
[10243.753854][T19513]      inet6_addr_add+0x12f/0xa40
[10243.753854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10243.753854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10243.753854][T19513]      netlink_rcv_skb+0x130/0x360
[10243.753854][T19513]      netlink_unicast+0x449/0x710
[10243.753854][T19513]      netlink_sendmsg+0x723/0xbe0
[10243.753854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10243.753854][T19513]      ___sys_sendmsg+0xee/0x170
[10243.753854][T19513]      __sys_sendmsg+0xcd/0x170
[10243.753854][T19513]      do_syscall_64+0xc6/0x1e0
[10243.753854][T19513] 
[10243.781227][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10243.781227][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10243.781227][T19513]      ipv6_find_idev+0x102/0x170
[10243.781227][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10243.781227][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10243.781227][T19513]      netlink_rcv_skb+0x130/0x360
[10243.781227][T19513]      netlink_unicast+0x449/0x710
[10243.781227][T19513]      netlink_sendmsg+0x723/0xbe0
[10243.781227][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10243.781227][T19513]      ___sys_sendmsg+0xee/0x170
[10243.781227][T19513]      __sys_sendmsg+0xcd/0x170
[10243.781227][T19513]      do_syscall_64+0xc6/0x1e0
[10243.781227][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10243.781227][T19513] 
[10243.793998][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10243.793998][T19513]      neigh_parms_alloc+0x1e5/0x510
[10243.793998][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10243.793998][T19513]      ipv6_find_idev+0x102/0x170
[10243.793998][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10243.793998][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10243.793998][T19513]      netlink_rcv_skb+0x130/0x360
[10243.793998][T19513]      netlink_unicast+0x449/0x710
[10243.793998][T19513]      netlink_sendmsg+0x723/0xbe0
[10243.793998][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10243.793998][T19513]      ___sys_sendmsg+0xee/0x170
[10243.793998][T19513]      __sys_sendmsg+0xcd/0x170
[10243.793998][T19513]      do_syscall_64+0xc6/0x1e0
[10243.793998][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10243.793998][T19513] 
[10254.119314][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10254.140173][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10254.140173][T19513]      netdev_get_by_index+0x5e/0x80
[10254.140173][T19513]      fib6_nh_init+0x3d8/0x15b0
[10254.140173][T19513]      ip6_route_info_create+0xf18/0x17d0
[10254.140173][T19513]      ip6_route_add+0x1c/0x140
[10254.140173][T19513]      addrconf_prefix_route+0x2a6/0x430
[10254.140173][T19513]      inet6_addr_add+0x4f8/0xa40
[10254.140173][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10254.140173][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10254.140173][T19513]      netlink_rcv_skb+0x130/0x360
[10254.140173][T19513]      netlink_unicast+0x449/0x710
[10254.140173][T19513]      netlink_sendmsg+0x723/0xbe0
[10254.140173][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10254.140173][T19513]      ___sys_sendmsg+0xee/0x170
[10254.140173][T19513]      __sys_sendmsg+0xcd/0x170
[10254.140173][T19513]      do_syscall_64+0xc6/0x1e0
[10254.140173][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10254.140173][T19513] 
[10254.147041][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10254.147041][T19513]      netdev_get_by_index+0x5e/0x80
[10254.147041][T19513]      fib6_nh_init+0x3d8/0x15b0
[10254.147041][T19513]      ip6_route_info_create+0xf18/0x17d0
[10254.147041][T19513]      addrconf_f6i_alloc+0x315/0x560
[10254.147041][T19513]      ipv6_add_addr+0x411/0x2000
[10254.147041][T19513]      inet6_addr_add+0x30e/0xa40
[10254.147041][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10254.147041][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10254.147041][T19513]      netlink_rcv_skb+0x130/0x360
[10254.147041][T19513]      netlink_unicast+0x449/0x710
[10254.147041][T19513]      netlink_sendmsg+0x723/0xbe0
[10254.147041][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10254.147041][T19513]      ___sys_sendmsg+0xee/0x170
[10254.147041][T19513]      __sys_sendmsg+0xcd/0x170
[10254.147041][T19513]      do_syscall_64+0xc6/0x1e0
[10254.147041][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10254.147041][T19513] 
[10254.254092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10254.254092][T19513]      netdev_get_by_index+0x5e/0x80
[10254.254092][T19513]      fib6_nh_init+0x3d8/0x15b0
[10254.254092][T19513]      ip6_route_info_create+0xf18/0x17d0
[10254.254092][T19513]      ip6_route_add+0x1c/0x140
[10254.254092][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10254.254092][T19513]      addrconf_add_dev+0xe2/0x170
[10254.254092][T19513]      inet6_addr_add+0x12f/0xa40
[10254.254092][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10254.254092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10254.254092][T19513]      netlink_rcv_skb+0x130/0x360
[10254.254092][T19513]      netlink_unicast+0x449/0x710
[10254.254092][T19513]      netlink_sendmsg+0x723/0xbe0
[10254.254092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10254.254092][T19513]      ___sys_sendmsg+0xee/0x170
[10254.254092][T19513]      __sys_sendmsg+0xcd/0x170
[10254.254092][T19513]      do_syscall_64+0xc6/0x1e0
[10254.254092][T19513] 
[10254.273062][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10254.273062][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10254.273062][T19513]      ipv6_find_idev+0x102/0x170
[10254.273062][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10254.273062][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10254.273062][T19513]      netlink_rcv_skb+0x130/0x360
[10254.273062][T19513]      netlink_unicast+0x449/0x710
[10254.273062][T19513]      netlink_sendmsg+0x723/0xbe0
[10254.273062][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10254.273062][T19513]      ___sys_sendmsg+0xee/0x170
[10254.273062][T19513]      __sys_sendmsg+0xcd/0x170
[10254.273062][T19513]      do_syscall_64+0xc6/0x1e0
[10254.273062][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10254.273062][T19513] 
[10254.292489][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10254.292489][T19513]      neigh_parms_alloc+0x1e5/0x510
[10254.292489][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10254.292489][T19513]      ipv6_find_idev+0x102/0x170
[10254.292489][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10254.292489][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10254.292489][T19513]      netlink_rcv_skb+0x130/0x360
[10254.292489][T19513]      netlink_unicast+0x449/0x710
[10254.292489][T19513]      netlink_sendmsg+0x723/0xbe0
[10254.292489][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10254.292489][T19513]      ___sys_sendmsg+0xee/0x170
[10254.292489][T19513]      __sys_sendmsg+0xcd/0x170
[10254.292489][T19513]      do_syscall_64+0xc6/0x1e0
[10254.292489][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10254.292489][T19513] 
[10264.551489][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10264.569946][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10264.569946][T19513]      netdev_get_by_index+0x5e/0x80
[10264.569946][T19513]      fib6_nh_init+0x3d8/0x15b0
[10264.569946][T19513]      ip6_route_info_create+0xf18/0x17d0
[10264.569946][T19513]      ip6_route_add+0x1c/0x140
[10264.569946][T19513]      addrconf_prefix_route+0x2a6/0x430
[10264.569946][T19513]      inet6_addr_add+0x4f8/0xa40
[10264.569946][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10264.569946][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10264.569946][T19513]      netlink_rcv_skb+0x130/0x360
[10264.569946][T19513]      netlink_unicast+0x449/0x710
[10264.569946][T19513]      netlink_sendmsg+0x723/0xbe0
[10264.569946][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10264.569946][T19513]      ___sys_sendmsg+0xee/0x170
[10264.569946][T19513]      __sys_sendmsg+0xcd/0x170
[10264.569946][T19513]      do_syscall_64+0xc6/0x1e0
[10264.569946][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10264.569946][T19513] 
[10264.576964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10264.576964][T19513]      netdev_get_by_index+0x5e/0x80
[10264.576964][T19513]      fib6_nh_init+0x3d8/0x15b0
[10264.576964][T19513]      ip6_route_info_create+0xf18/0x17d0
[10264.576964][T19513]      addrconf_f6i_alloc+0x315/0x560
[10264.576964][T19513]      ipv6_add_addr+0x411/0x2000
[10264.576964][T19513]      inet6_addr_add+0x30e/0xa40
[10264.576964][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10264.576964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10264.576964][T19513]      netlink_rcv_skb+0x130/0x360
[10264.576964][T19513]      netlink_unicast+0x449/0x710
[10264.576964][T19513]      netlink_sendmsg+0x723/0xbe0
[10264.576964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10264.576964][T19513]      ___sys_sendmsg+0xee/0x170
[10264.576964][T19513]      __sys_sendmsg+0xcd/0x170
[10264.576964][T19513]      do_syscall_64+0xc6/0x1e0
[10264.576964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10264.576964][T19513] 
[10264.611780][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10264.611780][T19513]      netdev_get_by_index+0x5e/0x80
[10264.611780][T19513]      fib6_nh_init+0x3d8/0x15b0
[10264.611780][T19513]      ip6_route_info_create+0xf18/0x17d0
[10264.611780][T19513]      ip6_route_add+0x1c/0x140
[10264.611780][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10264.611780][T19513]      addrconf_add_dev+0xe2/0x170
[10264.611780][T19513]      inet6_addr_add+0x12f/0xa40
[10264.611780][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10264.611780][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10264.611780][T19513]      netlink_rcv_skb+0x130/0x360
[10264.611780][T19513]      netlink_unicast+0x449/0x710
[10264.611780][T19513]      netlink_sendmsg+0x723/0xbe0
[10264.611780][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10264.611780][T19513]      ___sys_sendmsg+0xee/0x170
[10264.611780][T19513]      __sys_sendmsg+0xcd/0x170
[10264.611780][T19513]      do_syscall_64+0xc6/0x1e0
[10264.611780][T19513] 
[10264.623543][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10264.623543][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10264.623543][T19513]      ipv6_find_idev+0x102/0x170
[10264.623543][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10264.623543][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10264.623543][T19513]      netlink_rcv_skb+0x130/0x360
[10264.623543][T19513]      netlink_unicast+0x449/0x710
[10264.623543][T19513]      netlink_sendmsg+0x723/0xbe0
[10264.623543][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10264.623543][T19513]      ___sys_sendmsg+0xee/0x170
[10264.623543][T19513]      __sys_sendmsg+0xcd/0x170
[10264.623543][T19513]      do_syscall_64+0xc6/0x1e0
[10264.623543][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10264.623543][T19513] 
[10264.641025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10264.641025][T19513]      neigh_parms_alloc+0x1e5/0x510
[10264.641025][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10264.641025][T19513]      ipv6_find_idev+0x102/0x170
[10264.641025][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10264.641025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10264.641025][T19513]      netlink_rcv_skb+0x130/0x360
[10264.641025][T19513]      netlink_unicast+0x449/0x710
[10264.641025][T19513]      netlink_sendmsg+0x723/0xbe0
[10264.641025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10264.641025][T19513]      ___sys_sendmsg+0xee/0x170
[10264.641025][T19513]      __sys_sendmsg+0xcd/0x170
[10264.641025][T19513]      do_syscall_64+0xc6/0x1e0
[10264.641025][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10264.641025][T19513] 
[10274.911302][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10274.929936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10274.929936][T19513]      netdev_get_by_index+0x5e/0x80
[10274.929936][T19513]      fib6_nh_init+0x3d8/0x15b0
[10274.929936][T19513]      ip6_route_info_create+0xf18/0x17d0
[10274.929936][T19513]      ip6_route_add+0x1c/0x140
[10274.929936][T19513]      addrconf_prefix_route+0x2a6/0x430
[10274.929936][T19513]      inet6_addr_add+0x4f8/0xa40
[10274.929936][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10274.929936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10274.929936][T19513]      netlink_rcv_skb+0x130/0x360
[10274.929936][T19513]      netlink_unicast+0x449/0x710
[10274.929936][T19513]      netlink_sendmsg+0x723/0xbe0
[10274.929936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10274.929936][T19513]      ___sys_sendmsg+0xee/0x170
[10274.929936][T19513]      __sys_sendmsg+0xcd/0x170
[10274.929936][T19513]      do_syscall_64+0xc6/0x1e0
[10274.929936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10274.929936][T19513] 
[10274.947302][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10274.947302][T19513]      netdev_get_by_index+0x5e/0x80
[10274.947302][T19513]      fib6_nh_init+0x3d8/0x15b0
[10274.947302][T19513]      ip6_route_info_create+0xf18/0x17d0
[10274.947302][T19513]      addrconf_f6i_alloc+0x315/0x560
[10274.947302][T19513]      ipv6_add_addr+0x411/0x2000
[10274.947302][T19513]      inet6_addr_add+0x30e/0xa40
[10274.947302][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10274.947302][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10274.947302][T19513]      netlink_rcv_skb+0x130/0x360
[10274.947302][T19513]      netlink_unicast+0x449/0x710
[10274.947302][T19513]      netlink_sendmsg+0x723/0xbe0
[10274.947302][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10274.947302][T19513]      ___sys_sendmsg+0xee/0x170
[10274.947302][T19513]      __sys_sendmsg+0xcd/0x170
[10274.947302][T19513]      do_syscall_64+0xc6/0x1e0
[10274.947302][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10274.947302][T19513] 
[10274.954125][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10274.954125][T19513]      netdev_get_by_index+0x5e/0x80
[10274.954125][T19513]      fib6_nh_init+0x3d8/0x15b0
[10274.954125][T19513]      ip6_route_info_create+0xf18/0x17d0
[10274.954125][T19513]      ip6_route_add+0x1c/0x140
[10274.954125][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10274.954125][T19513]      addrconf_add_dev+0xe2/0x170
[10274.954125][T19513]      inet6_addr_add+0x12f/0xa40
[10274.954125][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10274.954125][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10274.954125][T19513]      netlink_rcv_skb+0x130/0x360
[10274.954125][T19513]      netlink_unicast+0x449/0x710
[10274.954125][T19513]      netlink_sendmsg+0x723/0xbe0
[10274.954125][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10274.954125][T19513]      ___sys_sendmsg+0xee/0x170
[10274.954125][T19513]      __sys_sendmsg+0xcd/0x170
[10274.954125][T19513]      do_syscall_64+0xc6/0x1e0
[10274.954125][T19513] 
[10274.981352][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10274.981352][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10274.981352][T19513]      ipv6_find_idev+0x102/0x170
[10274.981352][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10274.981352][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10274.981352][T19513]      netlink_rcv_skb+0x130/0x360
[10274.981352][T19513]      netlink_unicast+0x449/0x710
[10274.981352][T19513]      netlink_sendmsg+0x723/0xbe0
[10274.981352][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10274.981352][T19513]      ___sys_sendmsg+0xee/0x170
[10274.981352][T19513]      __sys_sendmsg+0xcd/0x170
[10274.981352][T19513]      do_syscall_64+0xc6/0x1e0
[10274.981352][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10274.981352][T19513] 
[10274.986793][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10274.986793][T19513]      neigh_parms_alloc+0x1e5/0x510
[10274.986793][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10274.986793][T19513]      ipv6_find_idev+0x102/0x170
[10274.986793][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10274.986793][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10274.986793][T19513]      netlink_rcv_skb+0x130/0x360
[10274.986793][T19513]      netlink_unicast+0x449/0x710
[10274.986793][T19513]      netlink_sendmsg+0x723/0xbe0
[10274.986793][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10274.986793][T19513]      ___sys_sendmsg+0xee/0x170
[10274.986793][T19513]      __sys_sendmsg+0xcd/0x170
[10274.986793][T19513]      do_syscall_64+0xc6/0x1e0
[10274.986793][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10274.986793][T19513] 
[10285.247198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10285.279919][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10285.279919][T19513]      netdev_get_by_index+0x5e/0x80
[10285.279919][T19513]      fib6_nh_init+0x3d8/0x15b0
[10285.279919][T19513]      ip6_route_info_create+0xf18/0x17d0
[10285.279919][T19513]      ip6_route_add+0x1c/0x140
[10285.279919][T19513]      addrconf_prefix_route+0x2a6/0x430
[10285.279919][T19513]      inet6_addr_add+0x4f8/0xa40
[10285.279919][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10285.279919][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10285.279919][T19513]      netlink_rcv_skb+0x130/0x360
[10285.279919][T19513]      netlink_unicast+0x449/0x710
[10285.279919][T19513]      netlink_sendmsg+0x723/0xbe0
[10285.279919][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10285.279919][T19513]      ___sys_sendmsg+0xee/0x170
[10285.279919][T19513]      __sys_sendmsg+0xcd/0x170
[10285.279919][T19513]      do_syscall_64+0xc6/0x1e0
[10285.279919][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10285.279919][T19513] 
[10285.309713][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10285.309713][T19513]      netdev_get_by_index+0x5e/0x80
[10285.309713][T19513]      fib6_nh_init+0x3d8/0x15b0
[10285.309713][T19513]      ip6_route_info_create+0xf18/0x17d0
[10285.309713][T19513]      addrconf_f6i_alloc+0x315/0x560
[10285.309713][T19513]      ipv6_add_addr+0x411/0x2000
[10285.309713][T19513]      inet6_addr_add+0x30e/0xa40
[10285.309713][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10285.309713][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10285.309713][T19513]      netlink_rcv_skb+0x130/0x360
[10285.309713][T19513]      netlink_unicast+0x449/0x710
[10285.309713][T19513]      netlink_sendmsg+0x723/0xbe0
[10285.309713][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10285.309713][T19513]      ___sys_sendmsg+0xee/0x170
[10285.309713][T19513]      __sys_sendmsg+0xcd/0x170
[10285.309713][T19513]      do_syscall_64+0xc6/0x1e0
[10285.309713][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10285.309713][T19513] 
[10285.330958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10285.330958][T19513]      netdev_get_by_index+0x5e/0x80
[10285.330958][T19513]      fib6_nh_init+0x3d8/0x15b0
[10285.330958][T19513]      ip6_route_info_create+0xf18/0x17d0
[10285.330958][T19513]      ip6_route_add+0x1c/0x140
[10285.330958][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10285.330958][T19513]      addrconf_add_dev+0xe2/0x170
[10285.330958][T19513]      inet6_addr_add+0x12f/0xa40
[10285.330958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10285.330958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10285.330958][T19513]      netlink_rcv_skb+0x130/0x360
[10285.330958][T19513]      netlink_unicast+0x449/0x710
[10285.330958][T19513]      netlink_sendmsg+0x723/0xbe0
[10285.330958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10285.330958][T19513]      ___sys_sendmsg+0xee/0x170
[10285.330958][T19513]      __sys_sendmsg+0xcd/0x170
[10285.330958][T19513]      do_syscall_64+0xc6/0x1e0
[10285.330958][T19513] 
[10285.351699][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10285.351699][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10285.351699][T19513]      ipv6_find_idev+0x102/0x170
[10285.351699][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10285.351699][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10285.351699][T19513]      netlink_rcv_skb+0x130/0x360
[10285.351699][T19513]      netlink_unicast+0x449/0x710
[10285.351699][T19513]      netlink_sendmsg+0x723/0xbe0
[10285.351699][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10285.351699][T19513]      ___sys_sendmsg+0xee/0x170
[10285.351699][T19513]      __sys_sendmsg+0xcd/0x170
[10285.351699][T19513]      do_syscall_64+0xc6/0x1e0
[10285.351699][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10285.351699][T19513] 
[10285.380907][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10285.380907][T19513]      neigh_parms_alloc+0x1e5/0x510
[10285.380907][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10285.380907][T19513]      ipv6_find_idev+0x102/0x170
[10285.380907][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10285.380907][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10285.380907][T19513]      netlink_rcv_skb+0x130/0x360
[10285.380907][T19513]      netlink_unicast+0x449/0x710
[10285.380907][T19513]      netlink_sendmsg+0x723/0xbe0
[10285.380907][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10285.380907][T19513]      ___sys_sendmsg+0xee/0x170
[10285.380907][T19513]      __sys_sendmsg+0xcd/0x170
[10285.380907][T19513]      do_syscall_64+0xc6/0x1e0
[10285.380907][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10285.380907][T19513] 
[10295.479189][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10295.532015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10295.532015][T19513]      netdev_get_by_index+0x5e/0x80
[10295.532015][T19513]      fib6_nh_init+0x3d8/0x15b0
[10295.532015][T19513]      ip6_route_info_create+0xf18/0x17d0
[10295.532015][T19513]      ip6_route_add+0x1c/0x140
[10295.532015][T19513]      addrconf_prefix_route+0x2a6/0x430
[10295.532015][T19513]      inet6_addr_add+0x4f8/0xa40
[10295.532015][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10295.532015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10295.532015][T19513]      netlink_rcv_skb+0x130/0x360
[10295.532015][T19513]      netlink_unicast+0x449/0x710
[10295.532015][T19513]      netlink_sendmsg+0x723/0xbe0
[10295.532015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10295.532015][T19513]      ___sys_sendmsg+0xee/0x170
[10295.532015][T19513]      __sys_sendmsg+0xcd/0x170
[10295.532015][T19513]      do_syscall_64+0xc6/0x1e0
[10295.532015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10295.532015][T19513] 
[10295.536264][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10295.536264][T19513]      netdev_get_by_index+0x5e/0x80
[10295.536264][T19513]      fib6_nh_init+0x3d8/0x15b0
[10295.536264][T19513]      ip6_route_info_create+0xf18/0x17d0
[10295.536264][T19513]      addrconf_f6i_alloc+0x315/0x560
[10295.536264][T19513]      ipv6_add_addr+0x411/0x2000
[10295.536264][T19513]      inet6_addr_add+0x30e/0xa40
[10295.536264][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10295.536264][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10295.536264][T19513]      netlink_rcv_skb+0x130/0x360
[10295.536264][T19513]      netlink_unicast+0x449/0x710
[10295.536264][T19513]      netlink_sendmsg+0x723/0xbe0
[10295.536264][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10295.536264][T19513]      ___sys_sendmsg+0xee/0x170
[10295.536264][T19513]      __sys_sendmsg+0xcd/0x170
[10295.536264][T19513]      do_syscall_64+0xc6/0x1e0
[10295.536264][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10295.536264][T19513] 
[10295.541080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10295.541080][T19513]      netdev_get_by_index+0x5e/0x80
[10295.541080][T19513]      fib6_nh_init+0x3d8/0x15b0
[10295.541080][T19513]      ip6_route_info_create+0xf18/0x17d0
[10295.541080][T19513]      ip6_route_add+0x1c/0x140
[10295.541080][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10295.541080][T19513]      addrconf_add_dev+0xe2/0x170
[10295.541080][T19513]      inet6_addr_add+0x12f/0xa40
[10295.541080][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10295.541080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10295.541080][T19513]      netlink_rcv_skb+0x130/0x360
[10295.541080][T19513]      netlink_unicast+0x449/0x710
[10295.541080][T19513]      netlink_sendmsg+0x723/0xbe0
[10295.541080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10295.541080][T19513]      ___sys_sendmsg+0xee/0x170
[10295.541080][T19513]      __sys_sendmsg+0xcd/0x170
[10295.541080][T19513]      do_syscall_64+0xc6/0x1e0
[10295.541080][T19513] 
[10295.599661][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10295.599661][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10295.599661][T19513]      ipv6_find_idev+0x102/0x170
[10295.599661][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10295.599661][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10295.599661][T19513]      netlink_rcv_skb+0x130/0x360
[10295.599661][T19513]      netlink_unicast+0x449/0x710
[10295.599661][T19513]      netlink_sendmsg+0x723/0xbe0
[10295.599661][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10295.599661][T19513]      ___sys_sendmsg+0xee/0x170
[10295.599661][T19513]      __sys_sendmsg+0xcd/0x170
[10295.599661][T19513]      do_syscall_64+0xc6/0x1e0
[10295.599661][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10295.599661][T19513] 
[10295.640239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10295.640239][T19513]      neigh_parms_alloc+0x1e5/0x510
[10295.640239][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10295.640239][T19513]      ipv6_find_idev+0x102/0x170
[10295.640239][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10295.640239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10295.640239][T19513]      netlink_rcv_skb+0x130/0x360
[10295.640239][T19513]      netlink_unicast+0x449/0x710
[10295.640239][T19513]      netlink_sendmsg+0x723/0xbe0
[10295.640239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10295.640239][T19513]      ___sys_sendmsg+0xee/0x170
[10295.640239][T19513]      __sys_sendmsg+0xcd/0x170
[10295.640239][T19513]      do_syscall_64+0xc6/0x1e0
[10295.640239][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10295.640239][T19513] 
[10305.719187][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10305.740795][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10305.740795][T19513]      netdev_get_by_index+0x5e/0x80
[10305.740795][T19513]      fib6_nh_init+0x3d8/0x15b0
[10305.740795][T19513]      ip6_route_info_create+0xf18/0x17d0
[10305.740795][T19513]      ip6_route_add+0x1c/0x140
[10305.740795][T19513]      addrconf_prefix_route+0x2a6/0x430
[10305.740795][T19513]      inet6_addr_add+0x4f8/0xa40
[10305.740795][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10305.740795][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10305.740795][T19513]      netlink_rcv_skb+0x130/0x360
[10305.740795][T19513]      netlink_unicast+0x449/0x710
[10305.740795][T19513]      netlink_sendmsg+0x723/0xbe0
[10305.740795][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10305.740795][T19513]      ___sys_sendmsg+0xee/0x170
[10305.740795][T19513]      __sys_sendmsg+0xcd/0x170
[10305.740795][T19513]      do_syscall_64+0xc6/0x1e0
[10305.740795][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10305.740795][T19513] 
[10305.747811][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10305.747811][T19513]      netdev_get_by_index+0x5e/0x80
[10305.747811][T19513]      fib6_nh_init+0x3d8/0x15b0
[10305.747811][T19513]      ip6_route_info_create+0xf18/0x17d0
[10305.747811][T19513]      addrconf_f6i_alloc+0x315/0x560
[10305.747811][T19513]      ipv6_add_addr+0x411/0x2000
[10305.747811][T19513]      inet6_addr_add+0x30e/0xa40
[10305.747811][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10305.747811][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10305.747811][T19513]      netlink_rcv_skb+0x130/0x360
[10305.747811][T19513]      netlink_unicast+0x449/0x710
[10305.747811][T19513]      netlink_sendmsg+0x723/0xbe0
[10305.747811][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10305.747811][T19513]      ___sys_sendmsg+0xee/0x170
[10305.747811][T19513]      __sys_sendmsg+0xcd/0x170
[10305.747811][T19513]      do_syscall_64+0xc6/0x1e0
[10305.747811][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10305.747811][T19513] 
[10305.759986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10305.759986][T19513]      netdev_get_by_index+0x5e/0x80
[10305.759986][T19513]      fib6_nh_init+0x3d8/0x15b0
[10305.759986][T19513]      ip6_route_info_create+0xf18/0x17d0
[10305.759986][T19513]      ip6_route_add+0x1c/0x140
[10305.759986][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10305.759986][T19513]      addrconf_add_dev+0xe2/0x170
[10305.759986][T19513]      inet6_addr_add+0x12f/0xa40
[10305.759986][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10305.759986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10305.759986][T19513]      netlink_rcv_skb+0x130/0x360
[10305.759986][T19513]      netlink_unicast+0x449/0x710
[10305.759986][T19513]      netlink_sendmsg+0x723/0xbe0
[10305.759986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10305.759986][T19513]      ___sys_sendmsg+0xee/0x170
[10305.759986][T19513]      __sys_sendmsg+0xcd/0x170
[10305.759986][T19513]      do_syscall_64+0xc6/0x1e0
[10305.759986][T19513] 
[10305.799771][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10305.799771][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10305.799771][T19513]      ipv6_find_idev+0x102/0x170
[10305.799771][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10305.799771][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10305.799771][T19513]      netlink_rcv_skb+0x130/0x360
[10305.799771][T19513]      netlink_unicast+0x449/0x710
[10305.799771][T19513]      netlink_sendmsg+0x723/0xbe0
[10305.799771][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10305.799771][T19513]      ___sys_sendmsg+0xee/0x170
[10305.799771][T19513]      __sys_sendmsg+0xcd/0x170
[10305.799771][T19513]      do_syscall_64+0xc6/0x1e0
[10305.799771][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10305.799771][T19513] 
[10305.805740][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10305.805740][T19513]      neigh_parms_alloc+0x1e5/0x510
[10305.805740][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10305.805740][T19513]      ipv6_find_idev+0x102/0x170
[10305.805740][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10305.805740][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10305.805740][T19513]      netlink_rcv_skb+0x130/0x360
[10305.805740][T19513]      netlink_unicast+0x449/0x710
[10305.805740][T19513]      netlink_sendmsg+0x723/0xbe0
[10305.805740][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10305.805740][T19513]      ___sys_sendmsg+0xee/0x170
[10305.805740][T19513]      __sys_sendmsg+0xcd/0x170
[10305.805740][T19513]      do_syscall_64+0xc6/0x1e0
[10305.805740][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10305.805740][T19513] 
[10316.063377][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10316.079702][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10316.079702][T19513]      netdev_get_by_index+0x5e/0x80
[10316.079702][T19513]      fib6_nh_init+0x3d8/0x15b0
[10316.079702][T19513]      ip6_route_info_create+0xf18/0x17d0
[10316.079702][T19513]      ip6_route_add+0x1c/0x140
[10316.079702][T19513]      addrconf_prefix_route+0x2a6/0x430
[10316.079702][T19513]      inet6_addr_add+0x4f8/0xa40
[10316.079702][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10316.079702][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10316.079702][T19513]      netlink_rcv_skb+0x130/0x360
[10316.079702][T19513]      netlink_unicast+0x449/0x710
[10316.079702][T19513]      netlink_sendmsg+0x723/0xbe0
[10316.079702][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10316.079702][T19513]      ___sys_sendmsg+0xee/0x170
[10316.079702][T19513]      __sys_sendmsg+0xcd/0x170
[10316.079702][T19513]      do_syscall_64+0xc6/0x1e0
[10316.079702][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10316.079702][T19513] 
[10316.091333][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10316.091333][T19513]      netdev_get_by_index+0x5e/0x80
[10316.091333][T19513]      fib6_nh_init+0x3d8/0x15b0
[10316.091333][T19513]      ip6_route_info_create+0xf18/0x17d0
[10316.091333][T19513]      addrconf_f6i_alloc+0x315/0x560
[10316.091333][T19513]      ipv6_add_addr+0x411/0x2000
[10316.091333][T19513]      inet6_addr_add+0x30e/0xa40
[10316.091333][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10316.091333][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10316.091333][T19513]      netlink_rcv_skb+0x130/0x360
[10316.091333][T19513]      netlink_unicast+0x449/0x710
[10316.091333][T19513]      netlink_sendmsg+0x723/0xbe0
[10316.091333][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10316.091333][T19513]      ___sys_sendmsg+0xee/0x170
[10316.091333][T19513]      __sys_sendmsg+0xcd/0x170
[10316.091333][T19513]      do_syscall_64+0xc6/0x1e0
[10316.091333][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10316.091333][T19513] 
[10316.121683][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10316.121683][T19513]      netdev_get_by_index+0x5e/0x80
[10316.121683][T19513]      fib6_nh_init+0x3d8/0x15b0
[10316.121683][T19513]      ip6_route_info_create+0xf18/0x17d0
[10316.121683][T19513]      ip6_route_add+0x1c/0x140
[10316.121683][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10316.121683][T19513]      addrconf_add_dev+0xe2/0x170
[10316.121683][T19513]      inet6_addr_add+0x12f/0xa40
[10316.121683][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10316.121683][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10316.121683][T19513]      netlink_rcv_skb+0x130/0x360
[10316.121683][T19513]      netlink_unicast+0x449/0x710
[10316.121683][T19513]      netlink_sendmsg+0x723/0xbe0
[10316.121683][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10316.121683][T19513]      ___sys_sendmsg+0xee/0x170
[10316.121683][T19513]      __sys_sendmsg+0xcd/0x170
[10316.121683][T19513]      do_syscall_64+0xc6/0x1e0
[10316.121683][T19513] 
[10316.151208][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10316.151208][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10316.151208][T19513]      ipv6_find_idev+0x102/0x170
[10316.151208][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10316.151208][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10316.151208][T19513]      netlink_rcv_skb+0x130/0x360
[10316.151208][T19513]      netlink_unicast+0x449/0x710
[10316.151208][T19513]      netlink_sendmsg+0x723/0xbe0
[10316.151208][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10316.151208][T19513]      ___sys_sendmsg+0xee/0x170
[10316.151208][T19513]      __sys_sendmsg+0xcd/0x170
[10316.151208][T19513]      do_syscall_64+0xc6/0x1e0
[10316.151208][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10316.151208][T19513] 
[10316.161415][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10316.161415][T19513]      neigh_parms_alloc+0x1e5/0x510
[10316.161415][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10316.161415][T19513]      ipv6_find_idev+0x102/0x170
[10316.161415][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10316.161415][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10316.161415][T19513]      netlink_rcv_skb+0x130/0x360
[10316.161415][T19513]      netlink_unicast+0x449/0x710
[10316.161415][T19513]      netlink_sendmsg+0x723/0xbe0
[10316.161415][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10316.161415][T19513]      ___sys_sendmsg+0xee/0x170
[10316.161415][T19513]      __sys_sendmsg+0xcd/0x170
[10316.161415][T19513]      do_syscall_64+0xc6/0x1e0
[10316.161415][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10316.161415][T19513] 
[10326.423310][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10326.469654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10326.469654][T19513]      netdev_get_by_index+0x5e/0x80
[10326.469654][T19513]      fib6_nh_init+0x3d8/0x15b0
[10326.469654][T19513]      ip6_route_info_create+0xf18/0x17d0
[10326.469654][T19513]      ip6_route_add+0x1c/0x140
[10326.469654][T19513]      addrconf_prefix_route+0x2a6/0x430
[10326.469654][T19513]      inet6_addr_add+0x4f8/0xa40
[10326.469654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10326.469654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10326.469654][T19513]      netlink_rcv_skb+0x130/0x360
[10326.469654][T19513]      netlink_unicast+0x449/0x710
[10326.469654][T19513]      netlink_sendmsg+0x723/0xbe0
[10326.469654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10326.469654][T19513]      ___sys_sendmsg+0xee/0x170
[10326.469654][T19513]      __sys_sendmsg+0xcd/0x170
[10326.469654][T19513]      do_syscall_64+0xc6/0x1e0
[10326.469654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10326.469654][T19513] 
[10326.477239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10326.477239][T19513]      netdev_get_by_index+0x5e/0x80
[10326.477239][T19513]      fib6_nh_init+0x3d8/0x15b0
[10326.477239][T19513]      ip6_route_info_create+0xf18/0x17d0
[10326.477239][T19513]      addrconf_f6i_alloc+0x315/0x560
[10326.477239][T19513]      ipv6_add_addr+0x411/0x2000
[10326.477239][T19513]      inet6_addr_add+0x30e/0xa40
[10326.477239][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10326.477239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10326.477239][T19513]      netlink_rcv_skb+0x130/0x360
[10326.477239][T19513]      netlink_unicast+0x449/0x710
[10326.477239][T19513]      netlink_sendmsg+0x723/0xbe0
[10326.477239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10326.477239][T19513]      ___sys_sendmsg+0xee/0x170
[10326.477239][T19513]      __sys_sendmsg+0xcd/0x170
[10326.477239][T19513]      do_syscall_64+0xc6/0x1e0
[10326.477239][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10326.477239][T19513] 
[10326.505459][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10326.505459][T19513]      netdev_get_by_index+0x5e/0x80
[10326.505459][T19513]      fib6_nh_init+0x3d8/0x15b0
[10326.505459][T19513]      ip6_route_info_create+0xf18/0x17d0
[10326.505459][T19513]      ip6_route_add+0x1c/0x140
[10326.505459][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10326.505459][T19513]      addrconf_add_dev+0xe2/0x170
[10326.505459][T19513]      inet6_addr_add+0x12f/0xa40
[10326.505459][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10326.505459][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10326.505459][T19513]      netlink_rcv_skb+0x130/0x360
[10326.505459][T19513]      netlink_unicast+0x449/0x710
[10326.505459][T19513]      netlink_sendmsg+0x723/0xbe0
[10326.505459][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10326.505459][T19513]      ___sys_sendmsg+0xee/0x170
[10326.505459][T19513]      __sys_sendmsg+0xcd/0x170
[10326.505459][T19513]      do_syscall_64+0xc6/0x1e0
[10326.505459][T19513] 
[10326.541343][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10326.541343][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10326.541343][T19513]      ipv6_find_idev+0x102/0x170
[10326.541343][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10326.541343][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10326.541343][T19513]      netlink_rcv_skb+0x130/0x360
[10326.541343][T19513]      netlink_unicast+0x449/0x710
[10326.541343][T19513]      netlink_sendmsg+0x723/0xbe0
[10326.541343][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10326.541343][T19513]      ___sys_sendmsg+0xee/0x170
[10326.541343][T19513]      __sys_sendmsg+0xcd/0x170
[10326.541343][T19513]      do_syscall_64+0xc6/0x1e0
[10326.541343][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10326.541343][T19513] 
[10326.558241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10326.558241][T19513]      neigh_parms_alloc+0x1e5/0x510
[10326.558241][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10326.558241][T19513]      ipv6_find_idev+0x102/0x170
[10326.558241][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10326.558241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10326.558241][T19513]      netlink_rcv_skb+0x130/0x360
[10326.558241][T19513]      netlink_unicast+0x449/0x710
[10326.558241][T19513]      netlink_sendmsg+0x723/0xbe0
[10326.558241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10326.558241][T19513]      ___sys_sendmsg+0xee/0x170
[10326.558241][T19513]      __sys_sendmsg+0xcd/0x170
[10326.558241][T19513]      do_syscall_64+0xc6/0x1e0
[10326.558241][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10326.558241][T19513] 
[10336.815174][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10336.830554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10336.830554][T19513]      netdev_get_by_index+0x5e/0x80
[10336.830554][T19513]      fib6_nh_init+0x3d8/0x15b0
[10336.830554][T19513]      ip6_route_info_create+0xf18/0x17d0
[10336.830554][T19513]      ip6_route_add+0x1c/0x140
[10336.830554][T19513]      addrconf_prefix_route+0x2a6/0x430
[10336.830554][T19513]      inet6_addr_add+0x4f8/0xa40
[10336.830554][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10336.830554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10336.830554][T19513]      netlink_rcv_skb+0x130/0x360
[10336.830554][T19513]      netlink_unicast+0x449/0x710
[10336.830554][T19513]      netlink_sendmsg+0x723/0xbe0
[10336.830554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10336.830554][T19513]      ___sys_sendmsg+0xee/0x170
[10336.830554][T19513]      __sys_sendmsg+0xcd/0x170
[10336.830554][T19513]      do_syscall_64+0xc6/0x1e0
[10336.830554][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10336.830554][T19513] 
[10336.837512][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10336.837512][T19513]      netdev_get_by_index+0x5e/0x80
[10336.837512][T19513]      fib6_nh_init+0x3d8/0x15b0
[10336.837512][T19513]      ip6_route_info_create+0xf18/0x17d0
[10336.837512][T19513]      addrconf_f6i_alloc+0x315/0x560
[10336.837512][T19513]      ipv6_add_addr+0x411/0x2000
[10336.837512][T19513]      inet6_addr_add+0x30e/0xa40
[10336.837512][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10336.837512][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10336.837512][T19513]      netlink_rcv_skb+0x130/0x360
[10336.837512][T19513]      netlink_unicast+0x449/0x710
[10336.837512][T19513]      netlink_sendmsg+0x723/0xbe0
[10336.837512][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10336.837512][T19513]      ___sys_sendmsg+0xee/0x170
[10336.837512][T19513]      __sys_sendmsg+0xcd/0x170
[10336.837512][T19513]      do_syscall_64+0xc6/0x1e0
[10336.837512][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10336.837512][T19513] 
[10336.850498][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10336.850498][T19513]      netdev_get_by_index+0x5e/0x80
[10336.850498][T19513]      fib6_nh_init+0x3d8/0x15b0
[10336.850498][T19513]      ip6_route_info_create+0xf18/0x17d0
[10336.850498][T19513]      ip6_route_add+0x1c/0x140
[10336.850498][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10336.850498][T19513]      addrconf_add_dev+0xe2/0x170
[10336.850498][T19513]      inet6_addr_add+0x12f/0xa40
[10336.850498][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10336.850498][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10336.850498][T19513]      netlink_rcv_skb+0x130/0x360
[10336.850498][T19513]      netlink_unicast+0x449/0x710
[10336.850498][T19513]      netlink_sendmsg+0x723/0xbe0
[10336.850498][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10336.850498][T19513]      ___sys_sendmsg+0xee/0x170
[10336.850498][T19513]      __sys_sendmsg+0xcd/0x170
[10336.850498][T19513]      do_syscall_64+0xc6/0x1e0
[10336.850498][T19513] 
[10336.857175][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10336.857175][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10336.857175][T19513]      ipv6_find_idev+0x102/0x170
[10336.857175][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10336.857175][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10336.857175][T19513]      netlink_rcv_skb+0x130/0x360
[10336.857175][T19513]      netlink_unicast+0x449/0x710
[10336.857175][T19513]      netlink_sendmsg+0x723/0xbe0
[10336.857175][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10336.857175][T19513]      ___sys_sendmsg+0xee/0x170
[10336.857175][T19513]      __sys_sendmsg+0xcd/0x170
[10336.857175][T19513]      do_syscall_64+0xc6/0x1e0
[10336.857175][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10336.857175][T19513] 
[10336.880794][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10336.880794][T19513]      neigh_parms_alloc+0x1e5/0x510
[10336.880794][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10336.880794][T19513]      ipv6_find_idev+0x102/0x170
[10336.880794][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10336.880794][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10336.880794][T19513]      netlink_rcv_skb+0x130/0x360
[10336.880794][T19513]      netlink_unicast+0x449/0x710
[10336.880794][T19513]      netlink_sendmsg+0x723/0xbe0
[10336.880794][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10336.880794][T19513]      ___sys_sendmsg+0xee/0x170
[10336.880794][T19513]      __sys_sendmsg+0xcd/0x170
[10336.880794][T19513]      do_syscall_64+0xc6/0x1e0
[10336.880794][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10336.880794][T19513] 
[10347.071195][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10347.089560][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10347.089560][T19513]      netdev_get_by_index+0x5e/0x80
[10347.089560][T19513]      fib6_nh_init+0x3d8/0x15b0
[10347.089560][T19513]      ip6_route_info_create+0xf18/0x17d0
[10347.089560][T19513]      ip6_route_add+0x1c/0x140
[10347.089560][T19513]      addrconf_prefix_route+0x2a6/0x430
[10347.089560][T19513]      inet6_addr_add+0x4f8/0xa40
[10347.089560][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10347.089560][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10347.089560][T19513]      netlink_rcv_skb+0x130/0x360
[10347.089560][T19513]      netlink_unicast+0x449/0x710
[10347.089560][T19513]      netlink_sendmsg+0x723/0xbe0
[10347.089560][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10347.089560][T19513]      ___sys_sendmsg+0xee/0x170
[10347.089560][T19513]      __sys_sendmsg+0xcd/0x170
[10347.089560][T19513]      do_syscall_64+0xc6/0x1e0
[10347.089560][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10347.089560][T19513] 
[10347.096814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10347.096814][T19513]      netdev_get_by_index+0x5e/0x80
[10347.096814][T19513]      fib6_nh_init+0x3d8/0x15b0
[10347.096814][T19513]      ip6_route_info_create+0xf18/0x17d0
[10347.096814][T19513]      addrconf_f6i_alloc+0x315/0x560
[10347.096814][T19513]      ipv6_add_addr+0x411/0x2000
[10347.096814][T19513]      inet6_addr_add+0x30e/0xa40
[10347.096814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10347.096814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10347.096814][T19513]      netlink_rcv_skb+0x130/0x360
[10347.096814][T19513]      netlink_unicast+0x449/0x710
[10347.096814][T19513]      netlink_sendmsg+0x723/0xbe0
[10347.096814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10347.096814][T19513]      ___sys_sendmsg+0xee/0x170
[10347.096814][T19513]      __sys_sendmsg+0xcd/0x170
[10347.096814][T19513]      do_syscall_64+0xc6/0x1e0
[10347.096814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10347.096814][T19513] 
[10347.119430][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10347.119430][T19513]      netdev_get_by_index+0x5e/0x80
[10347.119430][T19513]      fib6_nh_init+0x3d8/0x15b0
[10347.119430][T19513]      ip6_route_info_create+0xf18/0x17d0
[10347.119430][T19513]      ip6_route_add+0x1c/0x140
[10347.119430][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10347.119430][T19513]      addrconf_add_dev+0xe2/0x170
[10347.119430][T19513]      inet6_addr_add+0x12f/0xa40
[10347.119430][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10347.119430][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10347.119430][T19513]      netlink_rcv_skb+0x130/0x360
[10347.119430][T19513]      netlink_unicast+0x449/0x710
[10347.119430][T19513]      netlink_sendmsg+0x723/0xbe0
[10347.119430][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10347.119430][T19513]      ___sys_sendmsg+0xee/0x170
[10347.119430][T19513]      __sys_sendmsg+0xcd/0x170
[10347.119430][T19513]      do_syscall_64+0xc6/0x1e0
[10347.119430][T19513] 
[10347.135826][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10347.135826][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10347.135826][T19513]      ipv6_find_idev+0x102/0x170
[10347.135826][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10347.135826][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10347.135826][T19513]      netlink_rcv_skb+0x130/0x360
[10347.135826][T19513]      netlink_unicast+0x449/0x710
[10347.135826][T19513]      netlink_sendmsg+0x723/0xbe0
[10347.135826][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10347.135826][T19513]      ___sys_sendmsg+0xee/0x170
[10347.135826][T19513]      __sys_sendmsg+0xcd/0x170
[10347.135826][T19513]      do_syscall_64+0xc6/0x1e0
[10347.135826][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10347.135826][T19513] 
[10347.184475][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10347.184475][T19513]      neigh_parms_alloc+0x1e5/0x510
[10347.184475][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10347.184475][T19513]      ipv6_find_idev+0x102/0x170
[10347.184475][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10347.184475][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10347.184475][T19513]      netlink_rcv_skb+0x130/0x360
[10347.184475][T19513]      netlink_unicast+0x449/0x710
[10347.184475][T19513]      netlink_sendmsg+0x723/0xbe0
[10347.184475][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10347.184475][T19513]      ___sys_sendmsg+0xee/0x170
[10347.184475][T19513]      __sys_sendmsg+0xcd/0x170
[10347.184475][T19513]      do_syscall_64+0xc6/0x1e0
[10347.184475][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10347.184475][T19513] 
[10357.279334][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10357.289398][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10357.289398][T19513]      netdev_get_by_index+0x5e/0x80
[10357.289398][T19513]      fib6_nh_init+0x3d8/0x15b0
[10357.289398][T19513]      ip6_route_info_create+0xf18/0x17d0
[10357.289398][T19513]      ip6_route_add+0x1c/0x140
[10357.289398][T19513]      addrconf_prefix_route+0x2a6/0x430
[10357.289398][T19513]      inet6_addr_add+0x4f8/0xa40
[10357.289398][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10357.289398][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10357.289398][T19513]      netlink_rcv_skb+0x130/0x360
[10357.289398][T19513]      netlink_unicast+0x449/0x710
[10357.289398][T19513]      netlink_sendmsg+0x723/0xbe0
[10357.289398][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10357.289398][T19513]      ___sys_sendmsg+0xee/0x170
[10357.289398][T19513]      __sys_sendmsg+0xcd/0x170
[10357.289398][T19513]      do_syscall_64+0xc6/0x1e0
[10357.289398][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10357.289398][T19513] 
[10357.296316][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10357.296316][T19513]      netdev_get_by_index+0x5e/0x80
[10357.296316][T19513]      fib6_nh_init+0x3d8/0x15b0
[10357.296316][T19513]      ip6_route_info_create+0xf18/0x17d0
[10357.296316][T19513]      addrconf_f6i_alloc+0x315/0x560
[10357.296316][T19513]      ipv6_add_addr+0x411/0x2000
[10357.296316][T19513]      inet6_addr_add+0x30e/0xa40
[10357.296316][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10357.296316][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10357.296316][T19513]      netlink_rcv_skb+0x130/0x360
[10357.296316][T19513]      netlink_unicast+0x449/0x710
[10357.296316][T19513]      netlink_sendmsg+0x723/0xbe0
[10357.296316][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10357.296316][T19513]      ___sys_sendmsg+0xee/0x170
[10357.296316][T19513]      __sys_sendmsg+0xcd/0x170
[10357.296316][T19513]      do_syscall_64+0xc6/0x1e0
[10357.296316][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10357.296316][T19513] 
[10357.303160][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10357.303160][T19513]      netdev_get_by_index+0x5e/0x80
[10357.303160][T19513]      fib6_nh_init+0x3d8/0x15b0
[10357.303160][T19513]      ip6_route_info_create+0xf18/0x17d0
[10357.303160][T19513]      ip6_route_add+0x1c/0x140
[10357.303160][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10357.303160][T19513]      addrconf_add_dev+0xe2/0x170
[10357.303160][T19513]      inet6_addr_add+0x12f/0xa40
[10357.303160][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10357.303160][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10357.303160][T19513]      netlink_rcv_skb+0x130/0x360
[10357.303160][T19513]      netlink_unicast+0x449/0x710
[10357.303160][T19513]      netlink_sendmsg+0x723/0xbe0
[10357.303160][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10357.303160][T19513]      ___sys_sendmsg+0xee/0x170
[10357.303160][T19513]      __sys_sendmsg+0xcd/0x170
[10357.303160][T19513]      do_syscall_64+0xc6/0x1e0
[10357.303160][T19513] 
[10357.309892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10357.309892][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10357.309892][T19513]      ipv6_find_idev+0x102/0x170
[10357.309892][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10357.309892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10357.309892][T19513]      netlink_rcv_skb+0x130/0x360
[10357.309892][T19513]      netlink_unicast+0x449/0x710
[10357.309892][T19513]      netlink_sendmsg+0x723/0xbe0
[10357.309892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10357.309892][T19513]      ___sys_sendmsg+0xee/0x170
[10357.309892][T19513]      __sys_sendmsg+0xcd/0x170
[10357.309892][T19513]      do_syscall_64+0xc6/0x1e0
[10357.309892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10357.309892][T19513] 
[10357.339952][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10357.339952][T19513]      neigh_parms_alloc+0x1e5/0x510
[10357.339952][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10357.339952][T19513]      ipv6_find_idev+0x102/0x170
[10357.339952][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10357.339952][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10357.339952][T19513]      netlink_rcv_skb+0x130/0x360
[10357.339952][T19513]      netlink_unicast+0x449/0x710
[10357.339952][T19513]      netlink_sendmsg+0x723/0xbe0
[10357.339952][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10357.339952][T19513]      ___sys_sendmsg+0xee/0x170
[10357.339952][T19513]      __sys_sendmsg+0xcd/0x170
[10357.339952][T19513]      do_syscall_64+0xc6/0x1e0
[10357.339952][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10357.339952][T19513] 
[10367.631190][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10367.649461][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10367.649461][T19513]      netdev_get_by_index+0x5e/0x80
[10367.649461][T19513]      fib6_nh_init+0x3d8/0x15b0
[10367.649461][T19513]      ip6_route_info_create+0xf18/0x17d0
[10367.649461][T19513]      ip6_route_add+0x1c/0x140
[10367.649461][T19513]      addrconf_prefix_route+0x2a6/0x430
[10367.649461][T19513]      inet6_addr_add+0x4f8/0xa40
[10367.649461][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10367.649461][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10367.649461][T19513]      netlink_rcv_skb+0x130/0x360
[10367.649461][T19513]      netlink_unicast+0x449/0x710
[10367.649461][T19513]      netlink_sendmsg+0x723/0xbe0
[10367.649461][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10367.649461][T19513]      ___sys_sendmsg+0xee/0x170
[10367.649461][T19513]      __sys_sendmsg+0xcd/0x170
[10367.649461][T19513]      do_syscall_64+0xc6/0x1e0
[10367.649461][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10367.649461][T19513] 
[10367.657064][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10367.657064][T19513]      netdev_get_by_index+0x5e/0x80
[10367.657064][T19513]      fib6_nh_init+0x3d8/0x15b0
[10367.657064][T19513]      ip6_route_info_create+0xf18/0x17d0
[10367.657064][T19513]      addrconf_f6i_alloc+0x315/0x560
[10367.657064][T19513]      ipv6_add_addr+0x411/0x2000
[10367.657064][T19513]      inet6_addr_add+0x30e/0xa40
[10367.657064][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10367.657064][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10367.657064][T19513]      netlink_rcv_skb+0x130/0x360
[10367.657064][T19513]      netlink_unicast+0x449/0x710
[10367.657064][T19513]      netlink_sendmsg+0x723/0xbe0
[10367.657064][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10367.657064][T19513]      ___sys_sendmsg+0xee/0x170
[10367.657064][T19513]      __sys_sendmsg+0xcd/0x170
[10367.657064][T19513]      do_syscall_64+0xc6/0x1e0
[10367.657064][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10367.657064][T19513] 
[10367.663954][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10367.663954][T19513]      netdev_get_by_index+0x5e/0x80
[10367.663954][T19513]      fib6_nh_init+0x3d8/0x15b0
[10367.663954][T19513]      ip6_route_info_create+0xf18/0x17d0
[10367.663954][T19513]      ip6_route_add+0x1c/0x140
[10367.663954][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10367.663954][T19513]      addrconf_add_dev+0xe2/0x170
[10367.663954][T19513]      inet6_addr_add+0x12f/0xa40
[10367.663954][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10367.663954][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10367.663954][T19513]      netlink_rcv_skb+0x130/0x360
[10367.663954][T19513]      netlink_unicast+0x449/0x710
[10367.663954][T19513]      netlink_sendmsg+0x723/0xbe0
[10367.663954][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10367.663954][T19513]      ___sys_sendmsg+0xee/0x170
[10367.663954][T19513]      __sys_sendmsg+0xcd/0x170
[10367.663954][T19513]      do_syscall_64+0xc6/0x1e0
[10367.663954][T19513] 
[10367.692052][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10367.692052][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10367.692052][T19513]      ipv6_find_idev+0x102/0x170
[10367.692052][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10367.692052][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10367.692052][T19513]      netlink_rcv_skb+0x130/0x360
[10367.692052][T19513]      netlink_unicast+0x449/0x710
[10367.692052][T19513]      netlink_sendmsg+0x723/0xbe0
[10367.692052][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10367.692052][T19513]      ___sys_sendmsg+0xee/0x170
[10367.692052][T19513]      __sys_sendmsg+0xcd/0x170
[10367.692052][T19513]      do_syscall_64+0xc6/0x1e0
[10367.692052][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10367.692052][T19513] 
[10367.719328][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10367.719328][T19513]      neigh_parms_alloc+0x1e5/0x510
[10367.719328][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10367.719328][T19513]      ipv6_find_idev+0x102/0x170
[10367.719328][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10367.719328][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10367.719328][T19513]      netlink_rcv_skb+0x130/0x360
[10367.719328][T19513]      netlink_unicast+0x449/0x710
[10367.719328][T19513]      netlink_sendmsg+0x723/0xbe0
[10367.719328][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10367.719328][T19513]      ___sys_sendmsg+0xee/0x170
[10367.719328][T19513]      __sys_sendmsg+0xcd/0x170
[10367.719328][T19513]      do_syscall_64+0xc6/0x1e0
[10367.719328][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10367.719328][T19513] 
[10377.935151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10377.950056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10377.950056][T19513]      netdev_get_by_index+0x5e/0x80
[10377.950056][T19513]      fib6_nh_init+0x3d8/0x15b0
[10377.950056][T19513]      ip6_route_info_create+0xf18/0x17d0
[10377.950056][T19513]      ip6_route_add+0x1c/0x140
[10377.950056][T19513]      addrconf_prefix_route+0x2a6/0x430
[10377.950056][T19513]      inet6_addr_add+0x4f8/0xa40
[10377.950056][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10377.950056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10377.950056][T19513]      netlink_rcv_skb+0x130/0x360
[10377.950056][T19513]      netlink_unicast+0x449/0x710
[10377.950056][T19513]      netlink_sendmsg+0x723/0xbe0
[10377.950056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10377.950056][T19513]      ___sys_sendmsg+0xee/0x170
[10377.950056][T19513]      __sys_sendmsg+0xcd/0x170
[10377.950056][T19513]      do_syscall_64+0xc6/0x1e0
[10377.950056][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10377.950056][T19513] 
[10377.955045][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10377.955045][T19513]      netdev_get_by_index+0x5e/0x80
[10377.955045][T19513]      fib6_nh_init+0x3d8/0x15b0
[10377.955045][T19513]      ip6_route_info_create+0xf18/0x17d0
[10377.955045][T19513]      addrconf_f6i_alloc+0x315/0x560
[10377.955045][T19513]      ipv6_add_addr+0x411/0x2000
[10377.955045][T19513]      inet6_addr_add+0x30e/0xa40
[10377.955045][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10377.955045][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10377.955045][T19513]      netlink_rcv_skb+0x130/0x360
[10377.955045][T19513]      netlink_unicast+0x449/0x710
[10377.955045][T19513]      netlink_sendmsg+0x723/0xbe0
[10377.955045][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10377.955045][T19513]      ___sys_sendmsg+0xee/0x170
[10377.955045][T19513]      __sys_sendmsg+0xcd/0x170
[10377.955045][T19513]      do_syscall_64+0xc6/0x1e0
[10377.955045][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10377.955045][T19513] 
[10377.960609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10377.960609][T19513]      netdev_get_by_index+0x5e/0x80
[10377.960609][T19513]      fib6_nh_init+0x3d8/0x15b0
[10377.960609][T19513]      ip6_route_info_create+0xf18/0x17d0
[10377.960609][T19513]      ip6_route_add+0x1c/0x140
[10377.960609][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10377.960609][T19513]      addrconf_add_dev+0xe2/0x170
[10377.960609][T19513]      inet6_addr_add+0x12f/0xa40
[10377.960609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10377.960609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10377.960609][T19513]      netlink_rcv_skb+0x130/0x360
[10377.960609][T19513]      netlink_unicast+0x449/0x710
[10377.960609][T19513]      netlink_sendmsg+0x723/0xbe0
[10377.960609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10377.960609][T19513]      ___sys_sendmsg+0xee/0x170
[10377.960609][T19513]      __sys_sendmsg+0xcd/0x170
[10377.960609][T19513]      do_syscall_64+0xc6/0x1e0
[10377.960609][T19513] 
[10377.967312][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10377.967312][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10377.967312][T19513]      ipv6_find_idev+0x102/0x170
[10377.967312][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10377.967312][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10377.967312][T19513]      netlink_rcv_skb+0x130/0x360
[10377.967312][T19513]      netlink_unicast+0x449/0x710
[10377.967312][T19513]      netlink_sendmsg+0x723/0xbe0
[10377.967312][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10377.967312][T19513]      ___sys_sendmsg+0xee/0x170
[10377.967312][T19513]      __sys_sendmsg+0xcd/0x170
[10377.967312][T19513]      do_syscall_64+0xc6/0x1e0
[10377.967312][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10377.967312][T19513] 
[10377.998479][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10377.998479][T19513]      neigh_parms_alloc+0x1e5/0x510
[10377.998479][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10377.998479][T19513]      ipv6_find_idev+0x102/0x170
[10377.998479][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10377.998479][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10377.998479][T19513]      netlink_rcv_skb+0x130/0x360
[10377.998479][T19513]      netlink_unicast+0x449/0x710
[10377.998479][T19513]      netlink_sendmsg+0x723/0xbe0
[10377.998479][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10377.998479][T19513]      ___sys_sendmsg+0xee/0x170
[10377.998479][T19513]      __sys_sendmsg+0xcd/0x170
[10377.998479][T19513]      do_syscall_64+0xc6/0x1e0
[10377.998479][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10377.998479][T19513] 
[10388.255180][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10388.262672][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10388.262672][T19513]      netdev_get_by_index+0x5e/0x80
[10388.262672][T19513]      fib6_nh_init+0x3d8/0x15b0
[10388.262672][T19513]      ip6_route_info_create+0xf18/0x17d0
[10388.262672][T19513]      ip6_route_add+0x1c/0x140
[10388.262672][T19513]      addrconf_prefix_route+0x2a6/0x430
[10388.262672][T19513]      inet6_addr_add+0x4f8/0xa40
[10388.262672][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10388.262672][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10388.262672][T19513]      netlink_rcv_skb+0x130/0x360
[10388.262672][T19513]      netlink_unicast+0x449/0x710
[10388.262672][T19513]      netlink_sendmsg+0x723/0xbe0
[10388.262672][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10388.262672][T19513]      ___sys_sendmsg+0xee/0x170
[10388.262672][T19513]      __sys_sendmsg+0xcd/0x170
[10388.262672][T19513]      do_syscall_64+0xc6/0x1e0
[10388.262672][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10388.262672][T19513] 
[10388.267963][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10388.267963][T19513]      netdev_get_by_index+0x5e/0x80
[10388.267963][T19513]      fib6_nh_init+0x3d8/0x15b0
[10388.267963][T19513]      ip6_route_info_create+0xf18/0x17d0
[10388.267963][T19513]      addrconf_f6i_alloc+0x315/0x560
[10388.267963][T19513]      ipv6_add_addr+0x411/0x2000
[10388.267963][T19513]      inet6_addr_add+0x30e/0xa40
[10388.267963][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10388.267963][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10388.267963][T19513]      netlink_rcv_skb+0x130/0x360
[10388.267963][T19513]      netlink_unicast+0x449/0x710
[10388.267963][T19513]      netlink_sendmsg+0x723/0xbe0
[10388.267963][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10388.267963][T19513]      ___sys_sendmsg+0xee/0x170
[10388.267963][T19513]      __sys_sendmsg+0xcd/0x170
[10388.267963][T19513]      do_syscall_64+0xc6/0x1e0
[10388.267963][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10388.267963][T19513] 
[10388.273049][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10388.273049][T19513]      netdev_get_by_index+0x5e/0x80
[10388.273049][T19513]      fib6_nh_init+0x3d8/0x15b0
[10388.273049][T19513]      ip6_route_info_create+0xf18/0x17d0
[10388.273049][T19513]      ip6_route_add+0x1c/0x140
[10388.273049][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10388.273049][T19513]      addrconf_add_dev+0xe2/0x170
[10388.273049][T19513]      inet6_addr_add+0x12f/0xa40
[10388.273049][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10388.273049][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10388.273049][T19513]      netlink_rcv_skb+0x130/0x360
[10388.273049][T19513]      netlink_unicast+0x449/0x710
[10388.273049][T19513]      netlink_sendmsg+0x723/0xbe0
[10388.273049][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10388.273049][T19513]      ___sys_sendmsg+0xee/0x170
[10388.273049][T19513]      __sys_sendmsg+0xcd/0x170
[10388.273049][T19513]      do_syscall_64+0xc6/0x1e0
[10388.273049][T19513] 
[10388.294285][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10388.294285][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10388.294285][T19513]      ipv6_find_idev+0x102/0x170
[10388.294285][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10388.294285][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10388.294285][T19513]      netlink_rcv_skb+0x130/0x360
[10388.294285][T19513]      netlink_unicast+0x449/0x710
[10388.294285][T19513]      netlink_sendmsg+0x723/0xbe0
[10388.294285][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10388.294285][T19513]      ___sys_sendmsg+0xee/0x170
[10388.294285][T19513]      __sys_sendmsg+0xcd/0x170
[10388.294285][T19513]      do_syscall_64+0xc6/0x1e0
[10388.294285][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10388.294285][T19513] 
[10388.298371][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10388.298371][T19513]      neigh_parms_alloc+0x1e5/0x510
[10388.298371][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10388.298371][T19513]      ipv6_find_idev+0x102/0x170
[10388.298371][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10388.298371][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10388.298371][T19513]      netlink_rcv_skb+0x130/0x360
[10388.298371][T19513]      netlink_unicast+0x449/0x710
[10388.298371][T19513]      netlink_sendmsg+0x723/0xbe0
[10388.298371][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10388.298371][T19513]      ___sys_sendmsg+0xee/0x170
[10388.298371][T19513]      __sys_sendmsg+0xcd/0x170
[10388.298371][T19513]      do_syscall_64+0xc6/0x1e0
[10388.298371][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10388.298371][T19513] 
[10398.391182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10398.419311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10398.419311][T19513]      netdev_get_by_index+0x5e/0x80
[10398.419311][T19513]      fib6_nh_init+0x3d8/0x15b0
[10398.419311][T19513]      ip6_route_info_create+0xf18/0x17d0
[10398.419311][T19513]      ip6_route_add+0x1c/0x140
[10398.419311][T19513]      addrconf_prefix_route+0x2a6/0x430
[10398.419311][T19513]      inet6_addr_add+0x4f8/0xa40
[10398.419311][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10398.419311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10398.419311][T19513]      netlink_rcv_skb+0x130/0x360
[10398.419311][T19513]      netlink_unicast+0x449/0x710
[10398.419311][T19513]      netlink_sendmsg+0x723/0xbe0
[10398.419311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10398.419311][T19513]      ___sys_sendmsg+0xee/0x170
[10398.419311][T19513]      __sys_sendmsg+0xcd/0x170
[10398.419311][T19513]      do_syscall_64+0xc6/0x1e0
[10398.419311][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10398.419311][T19513] 
[10398.426519][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10398.426519][T19513]      netdev_get_by_index+0x5e/0x80
[10398.426519][T19513]      fib6_nh_init+0x3d8/0x15b0
[10398.426519][T19513]      ip6_route_info_create+0xf18/0x17d0
[10398.426519][T19513]      addrconf_f6i_alloc+0x315/0x560
[10398.426519][T19513]      ipv6_add_addr+0x411/0x2000
[10398.426519][T19513]      inet6_addr_add+0x30e/0xa40
[10398.426519][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10398.426519][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10398.426519][T19513]      netlink_rcv_skb+0x130/0x360
[10398.426519][T19513]      netlink_unicast+0x449/0x710
[10398.426519][T19513]      netlink_sendmsg+0x723/0xbe0
[10398.426519][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10398.426519][T19513]      ___sys_sendmsg+0xee/0x170
[10398.426519][T19513]      __sys_sendmsg+0xcd/0x170
[10398.426519][T19513]      do_syscall_64+0xc6/0x1e0
[10398.426519][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10398.426519][T19513] 
[10398.433748][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10398.433748][T19513]      netdev_get_by_index+0x5e/0x80
[10398.433748][T19513]      fib6_nh_init+0x3d8/0x15b0
[10398.433748][T19513]      ip6_route_info_create+0xf18/0x17d0
[10398.433748][T19513]      ip6_route_add+0x1c/0x140
[10398.433748][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10398.433748][T19513]      addrconf_add_dev+0xe2/0x170
[10398.433748][T19513]      inet6_addr_add+0x12f/0xa40
[10398.433748][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10398.433748][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10398.433748][T19513]      netlink_rcv_skb+0x130/0x360
[10398.433748][T19513]      netlink_unicast+0x449/0x710
[10398.433748][T19513]      netlink_sendmsg+0x723/0xbe0
[10398.433748][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10398.433748][T19513]      ___sys_sendmsg+0xee/0x170
[10398.433748][T19513]      __sys_sendmsg+0xcd/0x170
[10398.433748][T19513]      do_syscall_64+0xc6/0x1e0
[10398.433748][T19513] 
[10398.438215][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10398.438215][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10398.438215][T19513]      ipv6_find_idev+0x102/0x170
[10398.438215][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10398.438215][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10398.438215][T19513]      netlink_rcv_skb+0x130/0x360
[10398.438215][T19513]      netlink_unicast+0x449/0x710
[10398.438215][T19513]      netlink_sendmsg+0x723/0xbe0
[10398.438215][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10398.438215][T19513]      ___sys_sendmsg+0xee/0x170
[10398.438215][T19513]      __sys_sendmsg+0xcd/0x170
[10398.438215][T19513]      do_syscall_64+0xc6/0x1e0
[10398.438215][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10398.438215][T19513] 
[10398.442268][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10398.442268][T19513]      neigh_parms_alloc+0x1e5/0x510
[10398.442268][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10398.442268][T19513]      ipv6_find_idev+0x102/0x170
[10398.442268][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10398.442268][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10398.442268][T19513]      netlink_rcv_skb+0x130/0x360
[10398.442268][T19513]      netlink_unicast+0x449/0x710
[10398.442268][T19513]      netlink_sendmsg+0x723/0xbe0
[10398.442268][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10398.442268][T19513]      ___sys_sendmsg+0xee/0x170
[10398.442268][T19513]      __sys_sendmsg+0xcd/0x170
[10398.442268][T19513]      do_syscall_64+0xc6/0x1e0
[10398.442268][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10398.442268][T19513] 
[10408.695159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10408.695932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10408.695932][T19513]      netdev_get_by_index+0x5e/0x80
[10408.695932][T19513]      fib6_nh_init+0x3d8/0x15b0
[10408.695932][T19513]      ip6_route_info_create+0xf18/0x17d0
[10408.695932][T19513]      ip6_route_add+0x1c/0x140
[10408.695932][T19513]      addrconf_prefix_route+0x2a6/0x430
[10408.695932][T19513]      inet6_addr_add+0x4f8/0xa40
[10408.695932][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10408.695932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10408.695932][T19513]      netlink_rcv_skb+0x130/0x360
[10408.695932][T19513]      netlink_unicast+0x449/0x710
[10408.695932][T19513]      netlink_sendmsg+0x723/0xbe0
[10408.695932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10408.695932][T19513]      ___sys_sendmsg+0xee/0x170
[10408.695932][T19513]      __sys_sendmsg+0xcd/0x170
[10408.695932][T19513]      do_syscall_64+0xc6/0x1e0
[10408.695932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10408.695932][T19513] 
[10408.700366][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10408.700366][T19513]      netdev_get_by_index+0x5e/0x80
[10408.700366][T19513]      fib6_nh_init+0x3d8/0x15b0
[10408.700366][T19513]      ip6_route_info_create+0xf18/0x17d0
[10408.700366][T19513]      addrconf_f6i_alloc+0x315/0x560
[10408.700366][T19513]      ipv6_add_addr+0x411/0x2000
[10408.700366][T19513]      inet6_addr_add+0x30e/0xa40
[10408.700366][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10408.700366][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10408.700366][T19513]      netlink_rcv_skb+0x130/0x360
[10408.700366][T19513]      netlink_unicast+0x449/0x710
[10408.700366][T19513]      netlink_sendmsg+0x723/0xbe0
[10408.700366][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10408.700366][T19513]      ___sys_sendmsg+0xee/0x170
[10408.700366][T19513]      __sys_sendmsg+0xcd/0x170
[10408.700366][T19513]      do_syscall_64+0xc6/0x1e0
[10408.700366][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10408.700366][T19513] 
[10408.704719][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10408.704719][T19513]      netdev_get_by_index+0x5e/0x80
[10408.704719][T19513]      fib6_nh_init+0x3d8/0x15b0
[10408.704719][T19513]      ip6_route_info_create+0xf18/0x17d0
[10408.704719][T19513]      ip6_route_add+0x1c/0x140
[10408.704719][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10408.704719][T19513]      addrconf_add_dev+0xe2/0x170
[10408.704719][T19513]      inet6_addr_add+0x12f/0xa40
[10408.704719][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10408.704719][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10408.704719][T19513]      netlink_rcv_skb+0x130/0x360
[10408.704719][T19513]      netlink_unicast+0x449/0x710
[10408.704719][T19513]      netlink_sendmsg+0x723/0xbe0
[10408.704719][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10408.704719][T19513]      ___sys_sendmsg+0xee/0x170
[10408.704719][T19513]      __sys_sendmsg+0xcd/0x170
[10408.704719][T19513]      do_syscall_64+0xc6/0x1e0
[10408.704719][T19513] 
[10408.708669][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10408.708669][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10408.708669][T19513]      ipv6_find_idev+0x102/0x170
[10408.708669][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10408.708669][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10408.708669][T19513]      netlink_rcv_skb+0x130/0x360
[10408.708669][T19513]      netlink_unicast+0x449/0x710
[10408.708669][T19513]      netlink_sendmsg+0x723/0xbe0
[10408.708669][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10408.708669][T19513]      ___sys_sendmsg+0xee/0x170
[10408.708669][T19513]      __sys_sendmsg+0xcd/0x170
[10408.708669][T19513]      do_syscall_64+0xc6/0x1e0
[10408.708669][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10408.708669][T19513] 
[10408.712137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10408.712137][T19513]      neigh_parms_alloc+0x1e5/0x510
[10408.712137][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10408.712137][T19513]      ipv6_find_idev+0x102/0x170
[10408.712137][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10408.712137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10408.712137][T19513]      netlink_rcv_skb+0x130/0x360
[10408.712137][T19513]      netlink_unicast+0x449/0x710
[10408.712137][T19513]      netlink_sendmsg+0x723/0xbe0
[10408.712137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10408.712137][T19513]      ___sys_sendmsg+0xee/0x170
[10408.712137][T19513]      __sys_sendmsg+0xcd/0x170
[10408.712137][T19513]      do_syscall_64+0xc6/0x1e0
[10408.712137][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10408.712137][T19513] 
[10418.967185][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10418.967683][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10418.967683][T19513]      netdev_get_by_index+0x5e/0x80
[10418.967683][T19513]      fib6_nh_init+0x3d8/0x15b0
[10418.967683][T19513]      ip6_route_info_create+0xf18/0x17d0
[10418.967683][T19513]      ip6_route_add+0x1c/0x140
[10418.967683][T19513]      addrconf_prefix_route+0x2a6/0x430
[10418.967683][T19513]      inet6_addr_add+0x4f8/0xa40
[10418.967683][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10418.967683][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10418.967683][T19513]      netlink_rcv_skb+0x130/0x360
[10418.967683][T19513]      netlink_unicast+0x449/0x710
[10418.967683][T19513]      netlink_sendmsg+0x723/0xbe0
[10418.967683][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10418.967683][T19513]      ___sys_sendmsg+0xee/0x170
[10418.967683][T19513]      __sys_sendmsg+0xcd/0x170
[10418.967683][T19513]      do_syscall_64+0xc6/0x1e0
[10418.967683][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10418.967683][T19513] 
[10418.970063][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10418.970063][T19513]      netdev_get_by_index+0x5e/0x80
[10418.970063][T19513]      fib6_nh_init+0x3d8/0x15b0
[10418.970063][T19513]      ip6_route_info_create+0xf18/0x17d0
[10418.970063][T19513]      addrconf_f6i_alloc+0x315/0x560
[10418.970063][T19513]      ipv6_add_addr+0x411/0x2000
[10418.970063][T19513]      inet6_addr_add+0x30e/0xa40
[10418.970063][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10418.970063][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10418.970063][T19513]      netlink_rcv_skb+0x130/0x360
[10418.970063][T19513]      netlink_unicast+0x449/0x710
[10418.970063][T19513]      netlink_sendmsg+0x723/0xbe0
[10418.970063][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10418.970063][T19513]      ___sys_sendmsg+0xee/0x170
[10418.970063][T19513]      __sys_sendmsg+0xcd/0x170
[10418.970063][T19513]      do_syscall_64+0xc6/0x1e0
[10418.970063][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10418.970063][T19513] 
[10418.972308][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10418.972308][T19513]      netdev_get_by_index+0x5e/0x80
[10418.972308][T19513]      fib6_nh_init+0x3d8/0x15b0
[10418.972308][T19513]      ip6_route_info_create+0xf18/0x17d0
[10418.972308][T19513]      ip6_route_add+0x1c/0x140
[10418.972308][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10418.972308][T19513]      addrconf_add_dev+0xe2/0x170
[10418.972308][T19513]      inet6_addr_add+0x12f/0xa40
[10418.972308][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10418.972308][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10418.972308][T19513]      netlink_rcv_skb+0x130/0x360
[10418.972308][T19513]      netlink_unicast+0x449/0x710
[10418.972308][T19513]      netlink_sendmsg+0x723/0xbe0
[10418.972308][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10418.972308][T19513]      ___sys_sendmsg+0xee/0x170
[10418.972308][T19513]      __sys_sendmsg+0xcd/0x170
[10418.972308][T19513]      do_syscall_64+0xc6/0x1e0
[10418.972308][T19513] 
[10418.974614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10418.974614][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10418.974614][T19513]      ipv6_find_idev+0x102/0x170
[10418.974614][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10418.974614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10418.974614][T19513]      netlink_rcv_skb+0x130/0x360
[10418.974614][T19513]      netlink_unicast+0x449/0x710
[10418.974614][T19513]      netlink_sendmsg+0x723/0xbe0
[10418.974614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10418.974614][T19513]      ___sys_sendmsg+0xee/0x170
[10418.974614][T19513]      __sys_sendmsg+0xcd/0x170
[10418.974614][T19513]      do_syscall_64+0xc6/0x1e0
[10418.974614][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10418.974614][T19513] 
[10418.976328][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10418.976328][T19513]      neigh_parms_alloc+0x1e5/0x510
[10418.976328][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10418.976328][T19513]      ipv6_find_idev+0x102/0x170
[10418.976328][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10418.976328][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10418.976328][T19513]      netlink_rcv_skb+0x130/0x360
[10418.976328][T19513]      netlink_unicast+0x449/0x710
[10418.976328][T19513]      netlink_sendmsg+0x723/0xbe0
[10418.976328][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10418.976328][T19513]      ___sys_sendmsg+0xee/0x170
[10418.976328][T19513]      __sys_sendmsg+0xcd/0x170
[10418.976328][T19513]      do_syscall_64+0xc6/0x1e0
[10418.976328][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10418.976328][T19513] 
[10429.215106][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10429.215535][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10429.215535][T19513]      netdev_get_by_index+0x5e/0x80
[10429.215535][T19513]      fib6_nh_init+0x3d8/0x15b0
[10429.215535][T19513]      ip6_route_info_create+0xf18/0x17d0
[10429.215535][T19513]      ip6_route_add+0x1c/0x140
[10429.215535][T19513]      addrconf_prefix_route+0x2a6/0x430
[10429.215535][T19513]      inet6_addr_add+0x4f8/0xa40
[10429.215535][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10429.215535][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10429.215535][T19513]      netlink_rcv_skb+0x130/0x360
[10429.215535][T19513]      netlink_unicast+0x449/0x710
[10429.215535][T19513]      netlink_sendmsg+0x723/0xbe0
[10429.215535][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10429.215535][T19513]      ___sys_sendmsg+0xee/0x170
[10429.215535][T19513]      __sys_sendmsg+0xcd/0x170
[10429.215535][T19513]      do_syscall_64+0xc6/0x1e0
[10429.215535][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10429.215535][T19513] 
[10429.217779][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10429.217779][T19513]      netdev_get_by_index+0x5e/0x80
[10429.217779][T19513]      fib6_nh_init+0x3d8/0x15b0
[10429.217779][T19513]      ip6_route_info_create+0xf18/0x17d0
[10429.217779][T19513]      addrconf_f6i_alloc+0x315/0x560
[10429.217779][T19513]      ipv6_add_addr+0x411/0x2000
[10429.217779][T19513]      inet6_addr_add+0x30e/0xa40
[10429.217779][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10429.217779][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10429.217779][T19513]      netlink_rcv_skb+0x130/0x360
[10429.217779][T19513]      netlink_unicast+0x449/0x710
[10429.217779][T19513]      netlink_sendmsg+0x723/0xbe0
[10429.217779][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10429.217779][T19513]      ___sys_sendmsg+0xee/0x170
[10429.217779][T19513]      __sys_sendmsg+0xcd/0x170
[10429.217779][T19513]      do_syscall_64+0xc6/0x1e0
[10429.217779][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10429.217779][T19513] 
[10429.220025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10429.220025][T19513]      netdev_get_by_index+0x5e/0x80
[10429.220025][T19513]      fib6_nh_init+0x3d8/0x15b0
[10429.220025][T19513]      ip6_route_info_create+0xf18/0x17d0
[10429.220025][T19513]      ip6_route_add+0x1c/0x140
[10429.220025][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10429.220025][T19513]      addrconf_add_dev+0xe2/0x170
[10429.220025][T19513]      inet6_addr_add+0x12f/0xa40
[10429.220025][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10429.220025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10429.220025][T19513]      netlink_rcv_skb+0x130/0x360
[10429.220025][T19513]      netlink_unicast+0x449/0x710
[10429.220025][T19513]      netlink_sendmsg+0x723/0xbe0
[10429.220025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10429.220025][T19513]      ___sys_sendmsg+0xee/0x170
[10429.220025][T19513]      __sys_sendmsg+0xcd/0x170
[10429.220025][T19513]      do_syscall_64+0xc6/0x1e0
[10429.220025][T19513] 
[10429.222215][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10429.222215][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10429.222215][T19513]      ipv6_find_idev+0x102/0x170
[10429.222215][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10429.222215][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10429.222215][T19513]      netlink_rcv_skb+0x130/0x360
[10429.222215][T19513]      netlink_unicast+0x449/0x710
[10429.222215][T19513]      netlink_sendmsg+0x723/0xbe0
[10429.222215][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10429.222215][T19513]      ___sys_sendmsg+0xee/0x170
[10429.222215][T19513]      __sys_sendmsg+0xcd/0x170
[10429.222215][T19513]      do_syscall_64+0xc6/0x1e0
[10429.222215][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10429.222215][T19513] 
[10429.223932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10429.223932][T19513]      neigh_parms_alloc+0x1e5/0x510
[10429.223932][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10429.223932][T19513]      ipv6_find_idev+0x102/0x170
[10429.223932][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10429.223932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10429.223932][T19513]      netlink_rcv_skb+0x130/0x360
[10429.223932][T19513]      netlink_unicast+0x449/0x710
[10429.223932][T19513]      netlink_sendmsg+0x723/0xbe0
[10429.223932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10429.223932][T19513]      ___sys_sendmsg+0xee/0x170
[10429.223932][T19513]      __sys_sendmsg+0xcd/0x170
[10429.223932][T19513]      do_syscall_64+0xc6/0x1e0
[10429.223932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10429.223932][T19513] 
[10439.463098][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10439.463551][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10439.463551][T19513]      netdev_get_by_index+0x5e/0x80
[10439.463551][T19513]      fib6_nh_init+0x3d8/0x15b0
[10439.463551][T19513]      ip6_route_info_create+0xf18/0x17d0
[10439.463551][T19513]      ip6_route_add+0x1c/0x140
[10439.463551][T19513]      addrconf_prefix_route+0x2a6/0x430
[10439.463551][T19513]      inet6_addr_add+0x4f8/0xa40
[10439.463551][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10439.463551][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10439.463551][T19513]      netlink_rcv_skb+0x130/0x360
[10439.463551][T19513]      netlink_unicast+0x449/0x710
[10439.463551][T19513]      netlink_sendmsg+0x723/0xbe0
[10439.463551][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10439.463551][T19513]      ___sys_sendmsg+0xee/0x170
[10439.463551][T19513]      __sys_sendmsg+0xcd/0x170
[10439.463551][T19513]      do_syscall_64+0xc6/0x1e0
[10439.463551][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10439.463551][T19513] 
[10439.465986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10439.465986][T19513]      netdev_get_by_index+0x5e/0x80
[10439.465986][T19513]      fib6_nh_init+0x3d8/0x15b0
[10439.465986][T19513]      ip6_route_info_create+0xf18/0x17d0
[10439.465986][T19513]      addrconf_f6i_alloc+0x315/0x560
[10439.465986][T19513]      ipv6_add_addr+0x411/0x2000
[10439.465986][T19513]      inet6_addr_add+0x30e/0xa40
[10439.465986][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10439.465986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10439.465986][T19513]      netlink_rcv_skb+0x130/0x360
[10439.465986][T19513]      netlink_unicast+0x449/0x710
[10439.465986][T19513]      netlink_sendmsg+0x723/0xbe0
[10439.465986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10439.465986][T19513]      ___sys_sendmsg+0xee/0x170
[10439.465986][T19513]      __sys_sendmsg+0xcd/0x170
[10439.465986][T19513]      do_syscall_64+0xc6/0x1e0
[10439.465986][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10439.465986][T19513] 
[10439.468450][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10439.468450][T19513]      netdev_get_by_index+0x5e/0x80
[10439.468450][T19513]      fib6_nh_init+0x3d8/0x15b0
[10439.468450][T19513]      ip6_route_info_create+0xf18/0x17d0
[10439.468450][T19513]      ip6_route_add+0x1c/0x140
[10439.468450][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10439.468450][T19513]      addrconf_add_dev+0xe2/0x170
[10439.468450][T19513]      inet6_addr_add+0x12f/0xa40
[10439.468450][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10439.468450][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10439.468450][T19513]      netlink_rcv_skb+0x130/0x360
[10439.468450][T19513]      netlink_unicast+0x449/0x710
[10439.468450][T19513]      netlink_sendmsg+0x723/0xbe0
[10439.468450][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10439.468450][T19513]      ___sys_sendmsg+0xee/0x170
[10439.468450][T19513]      __sys_sendmsg+0xcd/0x170
[10439.468450][T19513]      do_syscall_64+0xc6/0x1e0
[10439.468450][T19513] 
[10439.470832][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10439.470832][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10439.470832][T19513]      ipv6_find_idev+0x102/0x170
[10439.470832][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10439.470832][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10439.470832][T19513]      netlink_rcv_skb+0x130/0x360
[10439.470832][T19513]      netlink_unicast+0x449/0x710
[10439.470832][T19513]      netlink_sendmsg+0x723/0xbe0
[10439.470832][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10439.470832][T19513]      ___sys_sendmsg+0xee/0x170
[10439.470832][T19513]      __sys_sendmsg+0xcd/0x170
[10439.470832][T19513]      do_syscall_64+0xc6/0x1e0
[10439.470832][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10439.470832][T19513] 
[10439.472670][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10439.472670][T19513]      neigh_parms_alloc+0x1e5/0x510
[10439.472670][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10439.472670][T19513]      ipv6_find_idev+0x102/0x170
[10439.472670][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10439.472670][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10439.472670][T19513]      netlink_rcv_skb+0x130/0x360
[10439.472670][T19513]      netlink_unicast+0x449/0x710
[10439.472670][T19513]      netlink_sendmsg+0x723/0xbe0
[10439.472670][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10439.472670][T19513]      ___sys_sendmsg+0xee/0x170
[10439.472670][T19513]      __sys_sendmsg+0xcd/0x170
[10439.472670][T19513]      do_syscall_64+0xc6/0x1e0
[10439.472670][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10439.472670][T19513] 
[10449.711137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10449.711565][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10449.711565][T19513]      netdev_get_by_index+0x5e/0x80
[10449.711565][T19513]      fib6_nh_init+0x3d8/0x15b0
[10449.711565][T19513]      ip6_route_info_create+0xf18/0x17d0
[10449.711565][T19513]      ip6_route_add+0x1c/0x140
[10449.711565][T19513]      addrconf_prefix_route+0x2a6/0x430
[10449.711565][T19513]      inet6_addr_add+0x4f8/0xa40
[10449.711565][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10449.711565][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10449.711565][T19513]      netlink_rcv_skb+0x130/0x360
[10449.711565][T19513]      netlink_unicast+0x449/0x710
[10449.711565][T19513]      netlink_sendmsg+0x723/0xbe0
[10449.711565][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10449.711565][T19513]      ___sys_sendmsg+0xee/0x170
[10449.711565][T19513]      __sys_sendmsg+0xcd/0x170
[10449.711565][T19513]      do_syscall_64+0xc6/0x1e0
[10449.711565][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10449.711565][T19513] 
[10449.713855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10449.713855][T19513]      netdev_get_by_index+0x5e/0x80
[10449.713855][T19513]      fib6_nh_init+0x3d8/0x15b0
[10449.713855][T19513]      ip6_route_info_create+0xf18/0x17d0
[10449.713855][T19513]      addrconf_f6i_alloc+0x315/0x560
[10449.713855][T19513]      ipv6_add_addr+0x411/0x2000
[10449.713855][T19513]      inet6_addr_add+0x30e/0xa40
[10449.713855][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10449.713855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10449.713855][T19513]      netlink_rcv_skb+0x130/0x360
[10449.713855][T19513]      netlink_unicast+0x449/0x710
[10449.713855][T19513]      netlink_sendmsg+0x723/0xbe0
[10449.713855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10449.713855][T19513]      ___sys_sendmsg+0xee/0x170
[10449.713855][T19513]      __sys_sendmsg+0xcd/0x170
[10449.713855][T19513]      do_syscall_64+0xc6/0x1e0
[10449.713855][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10449.713855][T19513] 
[10449.716092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10449.716092][T19513]      netdev_get_by_index+0x5e/0x80
[10449.716092][T19513]      fib6_nh_init+0x3d8/0x15b0
[10449.716092][T19513]      ip6_route_info_create+0xf18/0x17d0
[10449.716092][T19513]      ip6_route_add+0x1c/0x140
[10449.716092][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10449.716092][T19513]      addrconf_add_dev+0xe2/0x170
[10449.716092][T19513]      inet6_addr_add+0x12f/0xa40
[10449.716092][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10449.716092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10449.716092][T19513]      netlink_rcv_skb+0x130/0x360
[10449.716092][T19513]      netlink_unicast+0x449/0x710
[10449.716092][T19513]      netlink_sendmsg+0x723/0xbe0
[10449.716092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10449.716092][T19513]      ___sys_sendmsg+0xee/0x170
[10449.716092][T19513]      __sys_sendmsg+0xcd/0x170
[10449.716092][T19513]      do_syscall_64+0xc6/0x1e0
[10449.716092][T19513] 
[10449.718289][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10449.718289][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10449.718289][T19513]      ipv6_find_idev+0x102/0x170
[10449.718289][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10449.718289][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10449.718289][T19513]      netlink_rcv_skb+0x130/0x360
[10449.718289][T19513]      netlink_unicast+0x449/0x710
[10449.718289][T19513]      netlink_sendmsg+0x723/0xbe0
[10449.718289][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10449.718289][T19513]      ___sys_sendmsg+0xee/0x170
[10449.718289][T19513]      __sys_sendmsg+0xcd/0x170
[10449.718289][T19513]      do_syscall_64+0xc6/0x1e0
[10449.718289][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10449.718289][T19513] 
[10449.720002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10449.720002][T19513]      neigh_parms_alloc+0x1e5/0x510
[10449.720002][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10449.720002][T19513]      ipv6_find_idev+0x102/0x170
[10449.720002][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10449.720002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10449.720002][T19513]      netlink_rcv_skb+0x130/0x360
[10449.720002][T19513]      netlink_unicast+0x449/0x710
[10449.720002][T19513]      netlink_sendmsg+0x723/0xbe0
[10449.720002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10449.720002][T19513]      ___sys_sendmsg+0xee/0x170
[10449.720002][T19513]      __sys_sendmsg+0xcd/0x170
[10449.720002][T19513]      do_syscall_64+0xc6/0x1e0
[10449.720002][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10449.720002][T19513] 
[10459.959116][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10459.959542][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10459.959542][T19513]      netdev_get_by_index+0x5e/0x80
[10459.959542][T19513]      fib6_nh_init+0x3d8/0x15b0
[10459.959542][T19513]      ip6_route_info_create+0xf18/0x17d0
[10459.959542][T19513]      ip6_route_add+0x1c/0x140
[10459.959542][T19513]      addrconf_prefix_route+0x2a6/0x430
[10459.959542][T19513]      inet6_addr_add+0x4f8/0xa40
[10459.959542][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10459.959542][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10459.959542][T19513]      netlink_rcv_skb+0x130/0x360
[10459.959542][T19513]      netlink_unicast+0x449/0x710
[10459.959542][T19513]      netlink_sendmsg+0x723/0xbe0
[10459.959542][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10459.959542][T19513]      ___sys_sendmsg+0xee/0x170
[10459.959542][T19513]      __sys_sendmsg+0xcd/0x170
[10459.959542][T19513]      do_syscall_64+0xc6/0x1e0
[10459.959542][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10459.959542][T19513] 
[10459.961840][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10459.961840][T19513]      netdev_get_by_index+0x5e/0x80
[10459.961840][T19513]      fib6_nh_init+0x3d8/0x15b0
[10459.961840][T19513]      ip6_route_info_create+0xf18/0x17d0
[10459.961840][T19513]      addrconf_f6i_alloc+0x315/0x560
[10459.961840][T19513]      ipv6_add_addr+0x411/0x2000
[10459.961840][T19513]      inet6_addr_add+0x30e/0xa40
[10459.961840][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10459.961840][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10459.961840][T19513]      netlink_rcv_skb+0x130/0x360
[10459.961840][T19513]      netlink_unicast+0x449/0x710
[10459.961840][T19513]      netlink_sendmsg+0x723/0xbe0
[10459.961840][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10459.961840][T19513]      ___sys_sendmsg+0xee/0x170
[10459.961840][T19513]      __sys_sendmsg+0xcd/0x170
[10459.961840][T19513]      do_syscall_64+0xc6/0x1e0
[10459.961840][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10459.961840][T19513] 
[10459.964080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10459.964080][T19513]      netdev_get_by_index+0x5e/0x80
[10459.964080][T19513]      fib6_nh_init+0x3d8/0x15b0
[10459.964080][T19513]      ip6_route_info_create+0xf18/0x17d0
[10459.964080][T19513]      ip6_route_add+0x1c/0x140
[10459.964080][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10459.964080][T19513]      addrconf_add_dev+0xe2/0x170
[10459.964080][T19513]      inet6_addr_add+0x12f/0xa40
[10459.964080][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10459.964080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10459.964080][T19513]      netlink_rcv_skb+0x130/0x360
[10459.964080][T19513]      netlink_unicast+0x449/0x710
[10459.964080][T19513]      netlink_sendmsg+0x723/0xbe0
[10459.964080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10459.964080][T19513]      ___sys_sendmsg+0xee/0x170
[10459.964080][T19513]      __sys_sendmsg+0xcd/0x170
[10459.964080][T19513]      do_syscall_64+0xc6/0x1e0
[10459.964080][T19513] 
[10459.966254][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10459.966254][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10459.966254][T19513]      ipv6_find_idev+0x102/0x170
[10459.966254][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10459.966254][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10459.966254][T19513]      netlink_rcv_skb+0x130/0x360
[10459.966254][T19513]      netlink_unicast+0x449/0x710
[10459.966254][T19513]      netlink_sendmsg+0x723/0xbe0
[10459.966254][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10459.966254][T19513]      ___sys_sendmsg+0xee/0x170
[10459.966254][T19513]      __sys_sendmsg+0xcd/0x170
[10459.966254][T19513]      do_syscall_64+0xc6/0x1e0
[10459.966254][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10459.966254][T19513] 
[10459.967952][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10459.967952][T19513]      neigh_parms_alloc+0x1e5/0x510
[10459.967952][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10459.967952][T19513]      ipv6_find_idev+0x102/0x170
[10459.967952][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10459.967952][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10459.967952][T19513]      netlink_rcv_skb+0x130/0x360
[10459.967952][T19513]      netlink_unicast+0x449/0x710
[10459.967952][T19513]      netlink_sendmsg+0x723/0xbe0
[10459.967952][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10459.967952][T19513]      ___sys_sendmsg+0xee/0x170
[10459.967952][T19513]      __sys_sendmsg+0xcd/0x170
[10459.967952][T19513]      do_syscall_64+0xc6/0x1e0
[10459.967952][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10459.967952][T19513] 
[10470.167189][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10470.167673][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10470.167673][T19513]      netdev_get_by_index+0x5e/0x80
[10470.167673][T19513]      fib6_nh_init+0x3d8/0x15b0
[10470.167673][T19513]      ip6_route_info_create+0xf18/0x17d0
[10470.167673][T19513]      ip6_route_add+0x1c/0x140
[10470.167673][T19513]      addrconf_prefix_route+0x2a6/0x430
[10470.167673][T19513]      inet6_addr_add+0x4f8/0xa40
[10470.167673][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10470.167673][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10470.167673][T19513]      netlink_rcv_skb+0x130/0x360
[10470.167673][T19513]      netlink_unicast+0x449/0x710
[10470.167673][T19513]      netlink_sendmsg+0x723/0xbe0
[10470.167673][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10470.167673][T19513]      ___sys_sendmsg+0xee/0x170
[10470.167673][T19513]      __sys_sendmsg+0xcd/0x170
[10470.167673][T19513]      do_syscall_64+0xc6/0x1e0
[10470.167673][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10470.167673][T19513] 
[10470.169956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10470.169956][T19513]      netdev_get_by_index+0x5e/0x80
[10470.169956][T19513]      fib6_nh_init+0x3d8/0x15b0
[10470.169956][T19513]      ip6_route_info_create+0xf18/0x17d0
[10470.169956][T19513]      addrconf_f6i_alloc+0x315/0x560
[10470.169956][T19513]      ipv6_add_addr+0x411/0x2000
[10470.169956][T19513]      inet6_addr_add+0x30e/0xa40
[10470.169956][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10470.169956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10470.169956][T19513]      netlink_rcv_skb+0x130/0x360
[10470.169956][T19513]      netlink_unicast+0x449/0x710
[10470.169956][T19513]      netlink_sendmsg+0x723/0xbe0
[10470.169956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10470.169956][T19513]      ___sys_sendmsg+0xee/0x170
[10470.169956][T19513]      __sys_sendmsg+0xcd/0x170
[10470.169956][T19513]      do_syscall_64+0xc6/0x1e0
[10470.169956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10470.169956][T19513] 
[10470.172284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10470.172284][T19513]      netdev_get_by_index+0x5e/0x80
[10470.172284][T19513]      fib6_nh_init+0x3d8/0x15b0
[10470.172284][T19513]      ip6_route_info_create+0xf18/0x17d0
[10470.172284][T19513]      ip6_route_add+0x1c/0x140
[10470.172284][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10470.172284][T19513]      addrconf_add_dev+0xe2/0x170
[10470.172284][T19513]      inet6_addr_add+0x12f/0xa40
[10470.172284][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10470.172284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10470.172284][T19513]      netlink_rcv_skb+0x130/0x360
[10470.172284][T19513]      netlink_unicast+0x449/0x710
[10470.172284][T19513]      netlink_sendmsg+0x723/0xbe0
[10470.172284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10470.172284][T19513]      ___sys_sendmsg+0xee/0x170
[10470.172284][T19513]      __sys_sendmsg+0xcd/0x170
[10470.172284][T19513]      do_syscall_64+0xc6/0x1e0
[10470.172284][T19513] 
[10470.174462][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10470.174462][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10470.174462][T19513]      ipv6_find_idev+0x102/0x170
[10470.174462][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10470.174462][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10470.174462][T19513]      netlink_rcv_skb+0x130/0x360
[10470.174462][T19513]      netlink_unicast+0x449/0x710
[10470.174462][T19513]      netlink_sendmsg+0x723/0xbe0
[10470.174462][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10470.174462][T19513]      ___sys_sendmsg+0xee/0x170
[10470.174462][T19513]      __sys_sendmsg+0xcd/0x170
[10470.174462][T19513]      do_syscall_64+0xc6/0x1e0
[10470.174462][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10470.174462][T19513] 
[10470.176160][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10470.176160][T19513]      neigh_parms_alloc+0x1e5/0x510
[10470.176160][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10470.176160][T19513]      ipv6_find_idev+0x102/0x170
[10470.176160][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10470.176160][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10470.176160][T19513]      netlink_rcv_skb+0x130/0x360
[10470.176160][T19513]      netlink_unicast+0x449/0x710
[10470.176160][T19513]      netlink_sendmsg+0x723/0xbe0
[10470.176160][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10470.176160][T19513]      ___sys_sendmsg+0xee/0x170
[10470.176160][T19513]      __sys_sendmsg+0xcd/0x170
[10470.176160][T19513]      do_syscall_64+0xc6/0x1e0
[10470.176160][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10470.176160][T19513] 
[10480.183224][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10480.183719][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10480.183719][T19513]      netdev_get_by_index+0x5e/0x80
[10480.183719][T19513]      fib6_nh_init+0x3d8/0x15b0
[10480.183719][T19513]      ip6_route_info_create+0xf18/0x17d0
[10480.183719][T19513]      ip6_route_add+0x1c/0x140
[10480.183719][T19513]      addrconf_prefix_route+0x2a6/0x430
[10480.183719][T19513]      inet6_addr_add+0x4f8/0xa40
[10480.183719][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10480.183719][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10480.183719][T19513]      netlink_rcv_skb+0x130/0x360
[10480.183719][T19513]      netlink_unicast+0x449/0x710
[10480.183719][T19513]      netlink_sendmsg+0x723/0xbe0
[10480.183719][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10480.183719][T19513]      ___sys_sendmsg+0xee/0x170
[10480.183719][T19513]      __sys_sendmsg+0xcd/0x170
[10480.183719][T19513]      do_syscall_64+0xc6/0x1e0
[10480.183719][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10480.183719][T19513] 
[10480.185992][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10480.185992][T19513]      netdev_get_by_index+0x5e/0x80
[10480.185992][T19513]      fib6_nh_init+0x3d8/0x15b0
[10480.185992][T19513]      ip6_route_info_create+0xf18/0x17d0
[10480.185992][T19513]      addrconf_f6i_alloc+0x315/0x560
[10480.185992][T19513]      ipv6_add_addr+0x411/0x2000
[10480.185992][T19513]      inet6_addr_add+0x30e/0xa40
[10480.185992][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10480.185992][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10480.185992][T19513]      netlink_rcv_skb+0x130/0x360
[10480.185992][T19513]      netlink_unicast+0x449/0x710
[10480.185992][T19513]      netlink_sendmsg+0x723/0xbe0
[10480.185992][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10480.185992][T19513]      ___sys_sendmsg+0xee/0x170
[10480.185992][T19513]      __sys_sendmsg+0xcd/0x170
[10480.185992][T19513]      do_syscall_64+0xc6/0x1e0
[10480.185992][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10480.185992][T19513] 
[10480.188199][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10480.188199][T19513]      netdev_get_by_index+0x5e/0x80
[10480.188199][T19513]      fib6_nh_init+0x3d8/0x15b0
[10480.188199][T19513]      ip6_route_info_create+0xf18/0x17d0
[10480.188199][T19513]      ip6_route_add+0x1c/0x140
[10480.188199][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10480.188199][T19513]      addrconf_add_dev+0xe2/0x170
[10480.188199][T19513]      inet6_addr_add+0x12f/0xa40
[10480.188199][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10480.188199][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10480.188199][T19513]      netlink_rcv_skb+0x130/0x360
[10480.188199][T19513]      netlink_unicast+0x449/0x710
[10480.188199][T19513]      netlink_sendmsg+0x723/0xbe0
[10480.188199][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10480.188199][T19513]      ___sys_sendmsg+0xee/0x170
[10480.188199][T19513]      __sys_sendmsg+0xcd/0x170
[10480.188199][T19513]      do_syscall_64+0xc6/0x1e0
[10480.188199][T19513] 
[10480.190427][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10480.190427][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10480.190427][T19513]      ipv6_find_idev+0x102/0x170
[10480.190427][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10480.190427][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10480.190427][T19513]      netlink_rcv_skb+0x130/0x360
[10480.190427][T19513]      netlink_unicast+0x449/0x710
[10480.190427][T19513]      netlink_sendmsg+0x723/0xbe0
[10480.190427][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10480.190427][T19513]      ___sys_sendmsg+0xee/0x170
[10480.190427][T19513]      __sys_sendmsg+0xcd/0x170
[10480.190427][T19513]      do_syscall_64+0xc6/0x1e0
[10480.190427][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10480.190427][T19513] 
[10480.192128][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10480.192128][T19513]      neigh_parms_alloc+0x1e5/0x510
[10480.192128][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10480.192128][T19513]      ipv6_find_idev+0x102/0x170
[10480.192128][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10480.192128][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10480.192128][T19513]      netlink_rcv_skb+0x130/0x360
[10480.192128][T19513]      netlink_unicast+0x449/0x710
[10480.192128][T19513]      netlink_sendmsg+0x723/0xbe0
[10480.192128][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10480.192128][T19513]      ___sys_sendmsg+0xee/0x170
[10480.192128][T19513]      __sys_sendmsg+0xcd/0x170
[10480.192128][T19513]      do_syscall_64+0xc6/0x1e0
[10480.192128][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10480.192128][T19513] 
[10490.431111][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10490.431666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10490.431666][T19513]      netdev_get_by_index+0x5e/0x80
[10490.431666][T19513]      fib6_nh_init+0x3d8/0x15b0
[10490.431666][T19513]      ip6_route_info_create+0xf18/0x17d0
[10490.431666][T19513]      ip6_route_add+0x1c/0x140
[10490.431666][T19513]      addrconf_prefix_route+0x2a6/0x430
[10490.431666][T19513]      inet6_addr_add+0x4f8/0xa40
[10490.431666][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10490.431666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10490.431666][T19513]      netlink_rcv_skb+0x130/0x360
[10490.431666][T19513]      netlink_unicast+0x449/0x710
[10490.431666][T19513]      netlink_sendmsg+0x723/0xbe0
[10490.431666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10490.431666][T19513]      ___sys_sendmsg+0xee/0x170
[10490.431666][T19513]      __sys_sendmsg+0xcd/0x170
[10490.431666][T19513]      do_syscall_64+0xc6/0x1e0
[10490.431666][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10490.431666][T19513] 
[10490.435337][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10490.435337][T19513]      netdev_get_by_index+0x5e/0x80
[10490.435337][T19513]      fib6_nh_init+0x3d8/0x15b0
[10490.435337][T19513]      ip6_route_info_create+0xf18/0x17d0
[10490.435337][T19513]      addrconf_f6i_alloc+0x315/0x560
[10490.435337][T19513]      ipv6_add_addr+0x411/0x2000
[10490.435337][T19513]      inet6_addr_add+0x30e/0xa40
[10490.435337][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10490.435337][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10490.435337][T19513]      netlink_rcv_skb+0x130/0x360
[10490.435337][T19513]      netlink_unicast+0x449/0x710
[10490.435337][T19513]      netlink_sendmsg+0x723/0xbe0
[10490.435337][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10490.435337][T19513]      ___sys_sendmsg+0xee/0x170
[10490.435337][T19513]      __sys_sendmsg+0xcd/0x170
[10490.435337][T19513]      do_syscall_64+0xc6/0x1e0
[10490.435337][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10490.435337][T19513] 
[10490.438989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10490.438989][T19513]      netdev_get_by_index+0x5e/0x80
[10490.438989][T19513]      fib6_nh_init+0x3d8/0x15b0
[10490.438989][T19513]      ip6_route_info_create+0xf18/0x17d0
[10490.438989][T19513]      ip6_route_add+0x1c/0x140
[10490.438989][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10490.438989][T19513]      addrconf_add_dev+0xe2/0x170
[10490.438989][T19513]      inet6_addr_add+0x12f/0xa40
[10490.438989][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10490.438989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10490.438989][T19513]      netlink_rcv_skb+0x130/0x360
[10490.438989][T19513]      netlink_unicast+0x449/0x710
[10490.438989][T19513]      netlink_sendmsg+0x723/0xbe0
[10490.438989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10490.438989][T19513]      ___sys_sendmsg+0xee/0x170
[10490.438989][T19513]      __sys_sendmsg+0xcd/0x170
[10490.438989][T19513]      do_syscall_64+0xc6/0x1e0
[10490.438989][T19513] 
[10490.442585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10490.442585][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10490.442585][T19513]      ipv6_find_idev+0x102/0x170
[10490.442585][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10490.442585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10490.442585][T19513]      netlink_rcv_skb+0x130/0x360
[10490.442585][T19513]      netlink_unicast+0x449/0x710
[10490.442585][T19513]      netlink_sendmsg+0x723/0xbe0
[10490.442585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10490.442585][T19513]      ___sys_sendmsg+0xee/0x170
[10490.442585][T19513]      __sys_sendmsg+0xcd/0x170
[10490.442585][T19513]      do_syscall_64+0xc6/0x1e0
[10490.442585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10490.442585][T19513] 
[10490.445388][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10490.445388][T19513]      neigh_parms_alloc+0x1e5/0x510
[10490.445388][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10490.445388][T19513]      ipv6_find_idev+0x102/0x170
[10490.445388][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10490.445388][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10490.445388][T19513]      netlink_rcv_skb+0x130/0x360
[10490.445388][T19513]      netlink_unicast+0x449/0x710
[10490.445388][T19513]      netlink_sendmsg+0x723/0xbe0
[10490.445388][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10490.445388][T19513]      ___sys_sendmsg+0xee/0x170
[10490.445388][T19513]      __sys_sendmsg+0xcd/0x170
[10490.445388][T19513]      do_syscall_64+0xc6/0x1e0
[10490.445388][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10490.445388][T19513] 
[10500.687177][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10500.687698][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10500.687698][T19513]      netdev_get_by_index+0x5e/0x80
[10500.687698][T19513]      fib6_nh_init+0x3d8/0x15b0
[10500.687698][T19513]      ip6_route_info_create+0xf18/0x17d0
[10500.687698][T19513]      ip6_route_add+0x1c/0x140
[10500.687698][T19513]      addrconf_prefix_route+0x2a6/0x430
[10500.687698][T19513]      inet6_addr_add+0x4f8/0xa40
[10500.687698][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10500.687698][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10500.687698][T19513]      netlink_rcv_skb+0x130/0x360
[10500.687698][T19513]      netlink_unicast+0x449/0x710
[10500.687698][T19513]      netlink_sendmsg+0x723/0xbe0
[10500.687698][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10500.687698][T19513]      ___sys_sendmsg+0xee/0x170
[10500.687698][T19513]      __sys_sendmsg+0xcd/0x170
[10500.687698][T19513]      do_syscall_64+0xc6/0x1e0
[10500.687698][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10500.687698][T19513] 
[10500.690188][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10500.690188][T19513]      netdev_get_by_index+0x5e/0x80
[10500.690188][T19513]      fib6_nh_init+0x3d8/0x15b0
[10500.690188][T19513]      ip6_route_info_create+0xf18/0x17d0
[10500.690188][T19513]      addrconf_f6i_alloc+0x315/0x560
[10500.690188][T19513]      ipv6_add_addr+0x411/0x2000
[10500.690188][T19513]      inet6_addr_add+0x30e/0xa40
[10500.690188][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10500.690188][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10500.690188][T19513]      netlink_rcv_skb+0x130/0x360
[10500.690188][T19513]      netlink_unicast+0x449/0x710
[10500.690188][T19513]      netlink_sendmsg+0x723/0xbe0
[10500.690188][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10500.690188][T19513]      ___sys_sendmsg+0xee/0x170
[10500.690188][T19513]      __sys_sendmsg+0xcd/0x170
[10500.690188][T19513]      do_syscall_64+0xc6/0x1e0
[10500.690188][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10500.690188][T19513] 
[10500.692524][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10500.692524][T19513]      netdev_get_by_index+0x5e/0x80
[10500.692524][T19513]      fib6_nh_init+0x3d8/0x15b0
[10500.692524][T19513]      ip6_route_info_create+0xf18/0x17d0
[10500.692524][T19513]      ip6_route_add+0x1c/0x140
[10500.692524][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10500.692524][T19513]      addrconf_add_dev+0xe2/0x170
[10500.692524][T19513]      inet6_addr_add+0x12f/0xa40
[10500.692524][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10500.692524][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10500.692524][T19513]      netlink_rcv_skb+0x130/0x360
[10500.692524][T19513]      netlink_unicast+0x449/0x710
[10500.692524][T19513]      netlink_sendmsg+0x723/0xbe0
[10500.692524][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10500.692524][T19513]      ___sys_sendmsg+0xee/0x170
[10500.692524][T19513]      __sys_sendmsg+0xcd/0x170
[10500.692524][T19513]      do_syscall_64+0xc6/0x1e0
[10500.692524][T19513] 
[10500.694719][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10500.694719][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10500.694719][T19513]      ipv6_find_idev+0x102/0x170
[10500.694719][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10500.694719][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10500.694719][T19513]      netlink_rcv_skb+0x130/0x360
[10500.694719][T19513]      netlink_unicast+0x449/0x710
[10500.694719][T19513]      netlink_sendmsg+0x723/0xbe0
[10500.694719][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10500.694719][T19513]      ___sys_sendmsg+0xee/0x170
[10500.694719][T19513]      __sys_sendmsg+0xcd/0x170
[10500.694719][T19513]      do_syscall_64+0xc6/0x1e0
[10500.694719][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10500.694719][T19513] 
[10500.696464][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10500.696464][T19513]      neigh_parms_alloc+0x1e5/0x510
[10500.696464][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10500.696464][T19513]      ipv6_find_idev+0x102/0x170
[10500.696464][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10500.696464][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10500.696464][T19513]      netlink_rcv_skb+0x130/0x360
[10500.696464][T19513]      netlink_unicast+0x449/0x710
[10500.696464][T19513]      netlink_sendmsg+0x723/0xbe0
[10500.696464][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10500.696464][T19513]      ___sys_sendmsg+0xee/0x170
[10500.696464][T19513]      __sys_sendmsg+0xcd/0x170
[10500.696464][T19513]      do_syscall_64+0xc6/0x1e0
[10500.696464][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10500.696464][T19513] 
[10510.743137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10510.743577][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10510.743577][T19513]      netdev_get_by_index+0x5e/0x80
[10510.743577][T19513]      fib6_nh_init+0x3d8/0x15b0
[10510.743577][T19513]      ip6_route_info_create+0xf18/0x17d0
[10510.743577][T19513]      ip6_route_add+0x1c/0x140
[10510.743577][T19513]      addrconf_prefix_route+0x2a6/0x430
[10510.743577][T19513]      inet6_addr_add+0x4f8/0xa40
[10510.743577][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10510.743577][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10510.743577][T19513]      netlink_rcv_skb+0x130/0x360
[10510.743577][T19513]      netlink_unicast+0x449/0x710
[10510.743577][T19513]      netlink_sendmsg+0x723/0xbe0
[10510.743577][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10510.743577][T19513]      ___sys_sendmsg+0xee/0x170
[10510.743577][T19513]      __sys_sendmsg+0xcd/0x170
[10510.743577][T19513]      do_syscall_64+0xc6/0x1e0
[10510.743577][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10510.743577][T19513] 
[10510.745834][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10510.745834][T19513]      netdev_get_by_index+0x5e/0x80
[10510.745834][T19513]      fib6_nh_init+0x3d8/0x15b0
[10510.745834][T19513]      ip6_route_info_create+0xf18/0x17d0
[10510.745834][T19513]      addrconf_f6i_alloc+0x315/0x560
[10510.745834][T19513]      ipv6_add_addr+0x411/0x2000
[10510.745834][T19513]      inet6_addr_add+0x30e/0xa40
[10510.745834][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10510.745834][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10510.745834][T19513]      netlink_rcv_skb+0x130/0x360
[10510.745834][T19513]      netlink_unicast+0x449/0x710
[10510.745834][T19513]      netlink_sendmsg+0x723/0xbe0
[10510.745834][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10510.745834][T19513]      ___sys_sendmsg+0xee/0x170
[10510.745834][T19513]      __sys_sendmsg+0xcd/0x170
[10510.745834][T19513]      do_syscall_64+0xc6/0x1e0
[10510.745834][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10510.745834][T19513] 
[10510.748057][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10510.748057][T19513]      netdev_get_by_index+0x5e/0x80
[10510.748057][T19513]      fib6_nh_init+0x3d8/0x15b0
[10510.748057][T19513]      ip6_route_info_create+0xf18/0x17d0
[10510.748057][T19513]      ip6_route_add+0x1c/0x140
[10510.748057][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10510.748057][T19513]      addrconf_add_dev+0xe2/0x170
[10510.748057][T19513]      inet6_addr_add+0x12f/0xa40
[10510.748057][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10510.748057][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10510.748057][T19513]      netlink_rcv_skb+0x130/0x360
[10510.748057][T19513]      netlink_unicast+0x449/0x710
[10510.748057][T19513]      netlink_sendmsg+0x723/0xbe0
[10510.748057][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10510.748057][T19513]      ___sys_sendmsg+0xee/0x170
[10510.748057][T19513]      __sys_sendmsg+0xcd/0x170
[10510.748057][T19513]      do_syscall_64+0xc6/0x1e0
[10510.748057][T19513] 
[10510.750233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10510.750233][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10510.750233][T19513]      ipv6_find_idev+0x102/0x170
[10510.750233][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10510.750233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10510.750233][T19513]      netlink_rcv_skb+0x130/0x360
[10510.750233][T19513]      netlink_unicast+0x449/0x710
[10510.750233][T19513]      netlink_sendmsg+0x723/0xbe0
[10510.750233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10510.750233][T19513]      ___sys_sendmsg+0xee/0x170
[10510.750233][T19513]      __sys_sendmsg+0xcd/0x170
[10510.750233][T19513]      do_syscall_64+0xc6/0x1e0
[10510.750233][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10510.750233][T19513] 
[10510.751949][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10510.751949][T19513]      neigh_parms_alloc+0x1e5/0x510
[10510.751949][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10510.751949][T19513]      ipv6_find_idev+0x102/0x170
[10510.751949][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10510.751949][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10510.751949][T19513]      netlink_rcv_skb+0x130/0x360
[10510.751949][T19513]      netlink_unicast+0x449/0x710
[10510.751949][T19513]      netlink_sendmsg+0x723/0xbe0
[10510.751949][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10510.751949][T19513]      ___sys_sendmsg+0xee/0x170
[10510.751949][T19513]      __sys_sendmsg+0xcd/0x170
[10510.751949][T19513]      do_syscall_64+0xc6/0x1e0
[10510.751949][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10510.751949][T19513] 
[10520.983057][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10520.983550][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10520.983550][T19513]      netdev_get_by_index+0x5e/0x80
[10520.983550][T19513]      fib6_nh_init+0x3d8/0x15b0
[10520.983550][T19513]      ip6_route_info_create+0xf18/0x17d0
[10520.983550][T19513]      ip6_route_add+0x1c/0x140
[10520.983550][T19513]      addrconf_prefix_route+0x2a6/0x430
[10520.983550][T19513]      inet6_addr_add+0x4f8/0xa40
[10520.983550][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10520.983550][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10520.983550][T19513]      netlink_rcv_skb+0x130/0x360
[10520.983550][T19513]      netlink_unicast+0x449/0x710
[10520.983550][T19513]      netlink_sendmsg+0x723/0xbe0
[10520.983550][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10520.983550][T19513]      ___sys_sendmsg+0xee/0x170
[10520.983550][T19513]      __sys_sendmsg+0xcd/0x170
[10520.983550][T19513]      do_syscall_64+0xc6/0x1e0
[10520.983550][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10520.983550][T19513] 
[10520.985814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10520.985814][T19513]      netdev_get_by_index+0x5e/0x80
[10520.985814][T19513]      fib6_nh_init+0x3d8/0x15b0
[10520.985814][T19513]      ip6_route_info_create+0xf18/0x17d0
[10520.985814][T19513]      addrconf_f6i_alloc+0x315/0x560
[10520.985814][T19513]      ipv6_add_addr+0x411/0x2000
[10520.985814][T19513]      inet6_addr_add+0x30e/0xa40
[10520.985814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10520.985814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10520.985814][T19513]      netlink_rcv_skb+0x130/0x360
[10520.985814][T19513]      netlink_unicast+0x449/0x710
[10520.985814][T19513]      netlink_sendmsg+0x723/0xbe0
[10520.985814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10520.985814][T19513]      ___sys_sendmsg+0xee/0x170
[10520.985814][T19513]      __sys_sendmsg+0xcd/0x170
[10520.985814][T19513]      do_syscall_64+0xc6/0x1e0
[10520.985814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10520.985814][T19513] 
[10520.988127][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10520.988127][T19513]      netdev_get_by_index+0x5e/0x80
[10520.988127][T19513]      fib6_nh_init+0x3d8/0x15b0
[10520.988127][T19513]      ip6_route_info_create+0xf18/0x17d0
[10520.988127][T19513]      ip6_route_add+0x1c/0x140
[10520.988127][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10520.988127][T19513]      addrconf_add_dev+0xe2/0x170
[10520.988127][T19513]      inet6_addr_add+0x12f/0xa40
[10520.988127][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10520.988127][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10520.988127][T19513]      netlink_rcv_skb+0x130/0x360
[10520.988127][T19513]      netlink_unicast+0x449/0x710
[10520.988127][T19513]      netlink_sendmsg+0x723/0xbe0
[10520.988127][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10520.988127][T19513]      ___sys_sendmsg+0xee/0x170
[10520.988127][T19513]      __sys_sendmsg+0xcd/0x170
[10520.988127][T19513]      do_syscall_64+0xc6/0x1e0
[10520.988127][T19513] 
[10520.990460][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10520.990460][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10520.990460][T19513]      ipv6_find_idev+0x102/0x170
[10520.990460][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10520.990460][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10520.990460][T19513]      netlink_rcv_skb+0x130/0x360
[10520.990460][T19513]      netlink_unicast+0x449/0x710
[10520.990460][T19513]      netlink_sendmsg+0x723/0xbe0
[10520.990460][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10520.990460][T19513]      ___sys_sendmsg+0xee/0x170
[10520.990460][T19513]      __sys_sendmsg+0xcd/0x170
[10520.990460][T19513]      do_syscall_64+0xc6/0x1e0
[10520.990460][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10520.990460][T19513] 
[10520.992256][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10520.992256][T19513]      neigh_parms_alloc+0x1e5/0x510
[10520.992256][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10520.992256][T19513]      ipv6_find_idev+0x102/0x170
[10520.992256][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10520.992256][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10520.992256][T19513]      netlink_rcv_skb+0x130/0x360
[10520.992256][T19513]      netlink_unicast+0x449/0x710
[10520.992256][T19513]      netlink_sendmsg+0x723/0xbe0
[10520.992256][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10520.992256][T19513]      ___sys_sendmsg+0xee/0x170
[10520.992256][T19513]      __sys_sendmsg+0xcd/0x170
[10520.992256][T19513]      do_syscall_64+0xc6/0x1e0
[10520.992256][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10520.992256][T19513] 
[10531.247144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10531.247613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10531.247613][T19513]      netdev_get_by_index+0x5e/0x80
[10531.247613][T19513]      fib6_nh_init+0x3d8/0x15b0
[10531.247613][T19513]      ip6_route_info_create+0xf18/0x17d0
[10531.247613][T19513]      ip6_route_add+0x1c/0x140
[10531.247613][T19513]      addrconf_prefix_route+0x2a6/0x430
[10531.247613][T19513]      inet6_addr_add+0x4f8/0xa40
[10531.247613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10531.247613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10531.247613][T19513]      netlink_rcv_skb+0x130/0x360
[10531.247613][T19513]      netlink_unicast+0x449/0x710
[10531.247613][T19513]      netlink_sendmsg+0x723/0xbe0
[10531.247613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10531.247613][T19513]      ___sys_sendmsg+0xee/0x170
[10531.247613][T19513]      __sys_sendmsg+0xcd/0x170
[10531.247613][T19513]      do_syscall_64+0xc6/0x1e0
[10531.247613][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10531.247613][T19513] 
[10531.249875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10531.249875][T19513]      netdev_get_by_index+0x5e/0x80
[10531.249875][T19513]      fib6_nh_init+0x3d8/0x15b0
[10531.249875][T19513]      ip6_route_info_create+0xf18/0x17d0
[10531.249875][T19513]      addrconf_f6i_alloc+0x315/0x560
[10531.249875][T19513]      ipv6_add_addr+0x411/0x2000
[10531.249875][T19513]      inet6_addr_add+0x30e/0xa40
[10531.249875][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10531.249875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10531.249875][T19513]      netlink_rcv_skb+0x130/0x360
[10531.249875][T19513]      netlink_unicast+0x449/0x710
[10531.249875][T19513]      netlink_sendmsg+0x723/0xbe0
[10531.249875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10531.249875][T19513]      ___sys_sendmsg+0xee/0x170
[10531.249875][T19513]      __sys_sendmsg+0xcd/0x170
[10531.249875][T19513]      do_syscall_64+0xc6/0x1e0
[10531.249875][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10531.249875][T19513] 
[10531.252079][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10531.252079][T19513]      netdev_get_by_index+0x5e/0x80
[10531.252079][T19513]      fib6_nh_init+0x3d8/0x15b0
[10531.252079][T19513]      ip6_route_info_create+0xf18/0x17d0
[10531.252079][T19513]      ip6_route_add+0x1c/0x140
[10531.252079][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10531.252079][T19513]      addrconf_add_dev+0xe2/0x170
[10531.252079][T19513]      inet6_addr_add+0x12f/0xa40
[10531.252079][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10531.252079][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10531.252079][T19513]      netlink_rcv_skb+0x130/0x360
[10531.252079][T19513]      netlink_unicast+0x449/0x710
[10531.252079][T19513]      netlink_sendmsg+0x723/0xbe0
[10531.252079][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10531.252079][T19513]      ___sys_sendmsg+0xee/0x170
[10531.252079][T19513]      __sys_sendmsg+0xcd/0x170
[10531.252079][T19513]      do_syscall_64+0xc6/0x1e0
[10531.252079][T19513] 
[10531.254241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10531.254241][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10531.254241][T19513]      ipv6_find_idev+0x102/0x170
[10531.254241][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10531.254241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10531.254241][T19513]      netlink_rcv_skb+0x130/0x360
[10531.254241][T19513]      netlink_unicast+0x449/0x710
[10531.254241][T19513]      netlink_sendmsg+0x723/0xbe0
[10531.254241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10531.254241][T19513]      ___sys_sendmsg+0xee/0x170
[10531.254241][T19513]      __sys_sendmsg+0xcd/0x170
[10531.254241][T19513]      do_syscall_64+0xc6/0x1e0
[10531.254241][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10531.254241][T19513] 
[10531.255930][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10531.255930][T19513]      neigh_parms_alloc+0x1e5/0x510
[10531.255930][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10531.255930][T19513]      ipv6_find_idev+0x102/0x170
[10531.255930][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10531.255930][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10531.255930][T19513]      netlink_rcv_skb+0x130/0x360
[10531.255930][T19513]      netlink_unicast+0x449/0x710
[10531.255930][T19513]      netlink_sendmsg+0x723/0xbe0
[10531.255930][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10531.255930][T19513]      ___sys_sendmsg+0xee/0x170
[10531.255930][T19513]      __sys_sendmsg+0xcd/0x170
[10531.255930][T19513]      do_syscall_64+0xc6/0x1e0
[10531.255930][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10531.255930][T19513] 
[10541.503240][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10541.528629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10541.528629][T19513]      netdev_get_by_index+0x5e/0x80
[10541.528629][T19513]      fib6_nh_init+0x3d8/0x15b0
[10541.528629][T19513]      ip6_route_info_create+0xf18/0x17d0
[10541.528629][T19513]      ip6_route_add+0x1c/0x140
[10541.528629][T19513]      addrconf_prefix_route+0x2a6/0x430
[10541.528629][T19513]      inet6_addr_add+0x4f8/0xa40
[10541.528629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10541.528629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10541.528629][T19513]      netlink_rcv_skb+0x130/0x360
[10541.528629][T19513]      netlink_unicast+0x449/0x710
[10541.528629][T19513]      netlink_sendmsg+0x723/0xbe0
[10541.528629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10541.528629][T19513]      ___sys_sendmsg+0xee/0x170
[10541.528629][T19513]      __sys_sendmsg+0xcd/0x170
[10541.528629][T19513]      do_syscall_64+0xc6/0x1e0
[10541.528629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10541.528629][T19513] 
[10541.535571][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10541.535571][T19513]      netdev_get_by_index+0x5e/0x80
[10541.535571][T19513]      fib6_nh_init+0x3d8/0x15b0
[10541.535571][T19513]      ip6_route_info_create+0xf18/0x17d0
[10541.535571][T19513]      addrconf_f6i_alloc+0x315/0x560
[10541.535571][T19513]      ipv6_add_addr+0x411/0x2000
[10541.535571][T19513]      inet6_addr_add+0x30e/0xa40
[10541.535571][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10541.535571][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10541.535571][T19513]      netlink_rcv_skb+0x130/0x360
[10541.535571][T19513]      netlink_unicast+0x449/0x710
[10541.535571][T19513]      netlink_sendmsg+0x723/0xbe0
[10541.535571][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10541.535571][T19513]      ___sys_sendmsg+0xee/0x170
[10541.535571][T19513]      __sys_sendmsg+0xcd/0x170
[10541.535571][T19513]      do_syscall_64+0xc6/0x1e0
[10541.535571][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10541.535571][T19513] 
[10541.542416][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10541.542416][T19513]      netdev_get_by_index+0x5e/0x80
[10541.542416][T19513]      fib6_nh_init+0x3d8/0x15b0
[10541.542416][T19513]      ip6_route_info_create+0xf18/0x17d0
[10541.542416][T19513]      ip6_route_add+0x1c/0x140
[10541.542416][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10541.542416][T19513]      addrconf_add_dev+0xe2/0x170
[10541.542416][T19513]      inet6_addr_add+0x12f/0xa40
[10541.542416][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10541.542416][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10541.542416][T19513]      netlink_rcv_skb+0x130/0x360
[10541.542416][T19513]      netlink_unicast+0x449/0x710
[10541.542416][T19513]      netlink_sendmsg+0x723/0xbe0
[10541.542416][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10541.542416][T19513]      ___sys_sendmsg+0xee/0x170
[10541.542416][T19513]      __sys_sendmsg+0xcd/0x170
[10541.542416][T19513]      do_syscall_64+0xc6/0x1e0
[10541.542416][T19513] 
[10541.548731][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10541.548731][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10541.548731][T19513]      ipv6_find_idev+0x102/0x170
[10541.548731][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10541.548731][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10541.548731][T19513]      netlink_rcv_skb+0x130/0x360
[10541.548731][T19513]      netlink_unicast+0x449/0x710
[10541.548731][T19513]      netlink_sendmsg+0x723/0xbe0
[10541.548731][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10541.548731][T19513]      ___sys_sendmsg+0xee/0x170
[10541.548731][T19513]      __sys_sendmsg+0xcd/0x170
[10541.548731][T19513]      do_syscall_64+0xc6/0x1e0
[10541.548731][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10541.548731][T19513] 
[10541.553745][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10541.553745][T19513]      neigh_parms_alloc+0x1e5/0x510
[10541.553745][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10541.553745][T19513]      ipv6_find_idev+0x102/0x170
[10541.553745][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10541.553745][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10541.553745][T19513]      netlink_rcv_skb+0x130/0x360
[10541.553745][T19513]      netlink_unicast+0x449/0x710
[10541.553745][T19513]      netlink_sendmsg+0x723/0xbe0
[10541.553745][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10541.553745][T19513]      ___sys_sendmsg+0xee/0x170
[10541.553745][T19513]      __sys_sendmsg+0xcd/0x170
[10541.553745][T19513]      do_syscall_64+0xc6/0x1e0
[10541.553745][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10541.553745][T19513] 
[10551.823292][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10551.824089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10551.824089][T19513]      netdev_get_by_index+0x5e/0x80
[10551.824089][T19513]      fib6_nh_init+0x3d8/0x15b0
[10551.824089][T19513]      ip6_route_info_create+0xf18/0x17d0
[10551.824089][T19513]      ip6_route_add+0x1c/0x140
[10551.824089][T19513]      addrconf_prefix_route+0x2a6/0x430
[10551.824089][T19513]      inet6_addr_add+0x4f8/0xa40
[10551.824089][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10551.824089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10551.824089][T19513]      netlink_rcv_skb+0x130/0x360
[10551.824089][T19513]      netlink_unicast+0x449/0x710
[10551.824089][T19513]      netlink_sendmsg+0x723/0xbe0
[10551.824089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10551.824089][T19513]      ___sys_sendmsg+0xee/0x170
[10551.824089][T19513]      __sys_sendmsg+0xcd/0x170
[10551.824089][T19513]      do_syscall_64+0xc6/0x1e0
[10551.824089][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10551.824089][T19513] 
[10551.840157][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10551.840157][T19513]      netdev_get_by_index+0x5e/0x80
[10551.840157][T19513]      fib6_nh_init+0x3d8/0x15b0
[10551.840157][T19513]      ip6_route_info_create+0xf18/0x17d0
[10551.840157][T19513]      addrconf_f6i_alloc+0x315/0x560
[10551.840157][T19513]      ipv6_add_addr+0x411/0x2000
[10551.840157][T19513]      inet6_addr_add+0x30e/0xa40
[10551.840157][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10551.840157][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10551.840157][T19513]      netlink_rcv_skb+0x130/0x360
[10551.840157][T19513]      netlink_unicast+0x449/0x710
[10551.840157][T19513]      netlink_sendmsg+0x723/0xbe0
[10551.840157][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10551.840157][T19513]      ___sys_sendmsg+0xee/0x170
[10551.840157][T19513]      __sys_sendmsg+0xcd/0x170
[10551.840157][T19513]      do_syscall_64+0xc6/0x1e0
[10551.840157][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10551.840157][T19513] 
[10551.844448][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10551.844448][T19513]      netdev_get_by_index+0x5e/0x80
[10551.844448][T19513]      fib6_nh_init+0x3d8/0x15b0
[10551.844448][T19513]      ip6_route_info_create+0xf18/0x17d0
[10551.844448][T19513]      ip6_route_add+0x1c/0x140
[10551.844448][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10551.844448][T19513]      addrconf_add_dev+0xe2/0x170
[10551.844448][T19513]      inet6_addr_add+0x12f/0xa40
[10551.844448][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10551.844448][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10551.844448][T19513]      netlink_rcv_skb+0x130/0x360
[10551.844448][T19513]      netlink_unicast+0x449/0x710
[10551.844448][T19513]      netlink_sendmsg+0x723/0xbe0
[10551.844448][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10551.844448][T19513]      ___sys_sendmsg+0xee/0x170
[10551.844448][T19513]      __sys_sendmsg+0xcd/0x170
[10551.844448][T19513]      do_syscall_64+0xc6/0x1e0
[10551.844448][T19513] 
[10551.857054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10551.857054][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10551.857054][T19513]      ipv6_find_idev+0x102/0x170
[10551.857054][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10551.857054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10551.857054][T19513]      netlink_rcv_skb+0x130/0x360
[10551.857054][T19513]      netlink_unicast+0x449/0x710
[10551.857054][T19513]      netlink_sendmsg+0x723/0xbe0
[10551.857054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10551.857054][T19513]      ___sys_sendmsg+0xee/0x170
[10551.857054][T19513]      __sys_sendmsg+0xcd/0x170
[10551.857054][T19513]      do_syscall_64+0xc6/0x1e0
[10551.857054][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10551.857054][T19513] 
[10551.862443][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10551.862443][T19513]      neigh_parms_alloc+0x1e5/0x510
[10551.862443][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10551.862443][T19513]      ipv6_find_idev+0x102/0x170
[10551.862443][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10551.862443][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10551.862443][T19513]      netlink_rcv_skb+0x130/0x360
[10551.862443][T19513]      netlink_unicast+0x449/0x710
[10551.862443][T19513]      netlink_sendmsg+0x723/0xbe0
[10551.862443][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10551.862443][T19513]      ___sys_sendmsg+0xee/0x170
[10551.862443][T19513]      __sys_sendmsg+0xcd/0x170
[10551.862443][T19513]      do_syscall_64+0xc6/0x1e0
[10551.862443][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10551.862443][T19513] 
[10561.871171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10561.871874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10561.871874][T19513]      netdev_get_by_index+0x5e/0x80
[10561.871874][T19513]      fib6_nh_init+0x3d8/0x15b0
[10561.871874][T19513]      ip6_route_info_create+0xf18/0x17d0
[10561.871874][T19513]      ip6_route_add+0x1c/0x140
[10561.871874][T19513]      addrconf_prefix_route+0x2a6/0x430
[10561.871874][T19513]      inet6_addr_add+0x4f8/0xa40
[10561.871874][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10561.871874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10561.871874][T19513]      netlink_rcv_skb+0x130/0x360
[10561.871874][T19513]      netlink_unicast+0x449/0x710
[10561.871874][T19513]      netlink_sendmsg+0x723/0xbe0
[10561.871874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10561.871874][T19513]      ___sys_sendmsg+0xee/0x170
[10561.871874][T19513]      __sys_sendmsg+0xcd/0x170
[10561.871874][T19513]      do_syscall_64+0xc6/0x1e0
[10561.871874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10561.871874][T19513] 
[10561.876291][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10561.876291][T19513]      netdev_get_by_index+0x5e/0x80
[10561.876291][T19513]      fib6_nh_init+0x3d8/0x15b0
[10561.876291][T19513]      ip6_route_info_create+0xf18/0x17d0
[10561.876291][T19513]      addrconf_f6i_alloc+0x315/0x560
[10561.876291][T19513]      ipv6_add_addr+0x411/0x2000
[10561.876291][T19513]      inet6_addr_add+0x30e/0xa40
[10561.876291][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10561.876291][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10561.876291][T19513]      netlink_rcv_skb+0x130/0x360
[10561.876291][T19513]      netlink_unicast+0x449/0x710
[10561.876291][T19513]      netlink_sendmsg+0x723/0xbe0
[10561.876291][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10561.876291][T19513]      ___sys_sendmsg+0xee/0x170
[10561.876291][T19513]      __sys_sendmsg+0xcd/0x170
[10561.876291][T19513]      do_syscall_64+0xc6/0x1e0
[10561.876291][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10561.876291][T19513] 
[10561.880315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10561.880315][T19513]      netdev_get_by_index+0x5e/0x80
[10561.880315][T19513]      fib6_nh_init+0x3d8/0x15b0
[10561.880315][T19513]      ip6_route_info_create+0xf18/0x17d0
[10561.880315][T19513]      ip6_route_add+0x1c/0x140
[10561.880315][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10561.880315][T19513]      addrconf_add_dev+0xe2/0x170
[10561.880315][T19513]      inet6_addr_add+0x12f/0xa40
[10561.880315][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10561.880315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10561.880315][T19513]      netlink_rcv_skb+0x130/0x360
[10561.880315][T19513]      netlink_unicast+0x449/0x710
[10561.880315][T19513]      netlink_sendmsg+0x723/0xbe0
[10561.880315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10561.880315][T19513]      ___sys_sendmsg+0xee/0x170
[10561.880315][T19513]      __sys_sendmsg+0xcd/0x170
[10561.880315][T19513]      do_syscall_64+0xc6/0x1e0
[10561.880315][T19513] 
[10561.884681][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10561.884681][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10561.884681][T19513]      ipv6_find_idev+0x102/0x170
[10561.884681][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10561.884681][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10561.884681][T19513]      netlink_rcv_skb+0x130/0x360
[10561.884681][T19513]      netlink_unicast+0x449/0x710
[10561.884681][T19513]      netlink_sendmsg+0x723/0xbe0
[10561.884681][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10561.884681][T19513]      ___sys_sendmsg+0xee/0x170
[10561.884681][T19513]      __sys_sendmsg+0xcd/0x170
[10561.884681][T19513]      do_syscall_64+0xc6/0x1e0
[10561.884681][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10561.884681][T19513] 
[10561.887982][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10561.887982][T19513]      neigh_parms_alloc+0x1e5/0x510
[10561.887982][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10561.887982][T19513]      ipv6_find_idev+0x102/0x170
[10561.887982][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10561.887982][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10561.887982][T19513]      netlink_rcv_skb+0x130/0x360
[10561.887982][T19513]      netlink_unicast+0x449/0x710
[10561.887982][T19513]      netlink_sendmsg+0x723/0xbe0
[10561.887982][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10561.887982][T19513]      ___sys_sendmsg+0xee/0x170
[10561.887982][T19513]      __sys_sendmsg+0xcd/0x170
[10561.887982][T19513]      do_syscall_64+0xc6/0x1e0
[10561.887982][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10561.887982][T19513] 
[10572.135191][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10572.135975][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10572.135975][T19513]      netdev_get_by_index+0x5e/0x80
[10572.135975][T19513]      fib6_nh_init+0x3d8/0x15b0
[10572.135975][T19513]      ip6_route_info_create+0xf18/0x17d0
[10572.135975][T19513]      ip6_route_add+0x1c/0x140
[10572.135975][T19513]      addrconf_prefix_route+0x2a6/0x430
[10572.135975][T19513]      inet6_addr_add+0x4f8/0xa40
[10572.135975][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10572.135975][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10572.135975][T19513]      netlink_rcv_skb+0x130/0x360
[10572.135975][T19513]      netlink_unicast+0x449/0x710
[10572.135975][T19513]      netlink_sendmsg+0x723/0xbe0
[10572.135975][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10572.135975][T19513]      ___sys_sendmsg+0xee/0x170
[10572.135975][T19513]      __sys_sendmsg+0xcd/0x170
[10572.135975][T19513]      do_syscall_64+0xc6/0x1e0
[10572.135975][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10572.135975][T19513] 
[10572.140338][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10572.140338][T19513]      netdev_get_by_index+0x5e/0x80
[10572.140338][T19513]      fib6_nh_init+0x3d8/0x15b0
[10572.140338][T19513]      ip6_route_info_create+0xf18/0x17d0
[10572.140338][T19513]      addrconf_f6i_alloc+0x315/0x560
[10572.140338][T19513]      ipv6_add_addr+0x411/0x2000
[10572.140338][T19513]      inet6_addr_add+0x30e/0xa40
[10572.140338][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10572.140338][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10572.140338][T19513]      netlink_rcv_skb+0x130/0x360
[10572.140338][T19513]      netlink_unicast+0x449/0x710
[10572.140338][T19513]      netlink_sendmsg+0x723/0xbe0
[10572.140338][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10572.140338][T19513]      ___sys_sendmsg+0xee/0x170
[10572.140338][T19513]      __sys_sendmsg+0xcd/0x170
[10572.140338][T19513]      do_syscall_64+0xc6/0x1e0
[10572.140338][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10572.140338][T19513] 
[10572.144636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10572.144636][T19513]      netdev_get_by_index+0x5e/0x80
[10572.144636][T19513]      fib6_nh_init+0x3d8/0x15b0
[10572.144636][T19513]      ip6_route_info_create+0xf18/0x17d0
[10572.144636][T19513]      ip6_route_add+0x1c/0x140
[10572.144636][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10572.144636][T19513]      addrconf_add_dev+0xe2/0x170
[10572.144636][T19513]      inet6_addr_add+0x12f/0xa40
[10572.144636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10572.144636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10572.144636][T19513]      netlink_rcv_skb+0x130/0x360
[10572.144636][T19513]      netlink_unicast+0x449/0x710
[10572.144636][T19513]      netlink_sendmsg+0x723/0xbe0
[10572.144636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10572.144636][T19513]      ___sys_sendmsg+0xee/0x170
[10572.144636][T19513]      __sys_sendmsg+0xcd/0x170
[10572.144636][T19513]      do_syscall_64+0xc6/0x1e0
[10572.144636][T19513] 
[10572.167298][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10572.167298][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10572.167298][T19513]      ipv6_find_idev+0x102/0x170
[10572.167298][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10572.167298][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10572.167298][T19513]      netlink_rcv_skb+0x130/0x360
[10572.167298][T19513]      netlink_unicast+0x449/0x710
[10572.167298][T19513]      netlink_sendmsg+0x723/0xbe0
[10572.167298][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10572.167298][T19513]      ___sys_sendmsg+0xee/0x170
[10572.167298][T19513]      __sys_sendmsg+0xcd/0x170
[10572.167298][T19513]      do_syscall_64+0xc6/0x1e0
[10572.167298][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10572.167298][T19513] 
[10572.189737][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10572.189737][T19513]      neigh_parms_alloc+0x1e5/0x510
[10572.189737][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10572.189737][T19513]      ipv6_find_idev+0x102/0x170
[10572.189737][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10572.189737][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10572.189737][T19513]      netlink_rcv_skb+0x130/0x360
[10572.189737][T19513]      netlink_unicast+0x449/0x710
[10572.189737][T19513]      netlink_sendmsg+0x723/0xbe0
[10572.189737][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10572.189737][T19513]      ___sys_sendmsg+0xee/0x170
[10572.189737][T19513]      __sys_sendmsg+0xcd/0x170
[10572.189737][T19513]      do_syscall_64+0xc6/0x1e0
[10572.189737][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10572.189737][T19513] 
[10582.391126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10582.391742][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10582.391742][T19513]      netdev_get_by_index+0x5e/0x80
[10582.391742][T19513]      fib6_nh_init+0x3d8/0x15b0
[10582.391742][T19513]      ip6_route_info_create+0xf18/0x17d0
[10582.391742][T19513]      ip6_route_add+0x1c/0x140
[10582.391742][T19513]      addrconf_prefix_route+0x2a6/0x430
[10582.391742][T19513]      inet6_addr_add+0x4f8/0xa40
[10582.391742][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10582.391742][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10582.391742][T19513]      netlink_rcv_skb+0x130/0x360
[10582.391742][T19513]      netlink_unicast+0x449/0x710
[10582.391742][T19513]      netlink_sendmsg+0x723/0xbe0
[10582.391742][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10582.391742][T19513]      ___sys_sendmsg+0xee/0x170
[10582.391742][T19513]      __sys_sendmsg+0xcd/0x170
[10582.391742][T19513]      do_syscall_64+0xc6/0x1e0
[10582.391742][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10582.391742][T19513] 
[10582.395356][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10582.395356][T19513]      netdev_get_by_index+0x5e/0x80
[10582.395356][T19513]      fib6_nh_init+0x3d8/0x15b0
[10582.395356][T19513]      ip6_route_info_create+0xf18/0x17d0
[10582.395356][T19513]      addrconf_f6i_alloc+0x315/0x560
[10582.395356][T19513]      ipv6_add_addr+0x411/0x2000
[10582.395356][T19513]      inet6_addr_add+0x30e/0xa40
[10582.395356][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10582.395356][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10582.395356][T19513]      netlink_rcv_skb+0x130/0x360
[10582.395356][T19513]      netlink_unicast+0x449/0x710
[10582.395356][T19513]      netlink_sendmsg+0x723/0xbe0
[10582.395356][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10582.395356][T19513]      ___sys_sendmsg+0xee/0x170
[10582.395356][T19513]      __sys_sendmsg+0xcd/0x170
[10582.395356][T19513]      do_syscall_64+0xc6/0x1e0
[10582.395356][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10582.395356][T19513] 
[10582.399394][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10582.399394][T19513]      netdev_get_by_index+0x5e/0x80
[10582.399394][T19513]      fib6_nh_init+0x3d8/0x15b0
[10582.399394][T19513]      ip6_route_info_create+0xf18/0x17d0
[10582.399394][T19513]      ip6_route_add+0x1c/0x140
[10582.399394][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10582.399394][T19513]      addrconf_add_dev+0xe2/0x170
[10582.399394][T19513]      inet6_addr_add+0x12f/0xa40
[10582.399394][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10582.399394][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10582.399394][T19513]      netlink_rcv_skb+0x130/0x360
[10582.399394][T19513]      netlink_unicast+0x449/0x710
[10582.399394][T19513]      netlink_sendmsg+0x723/0xbe0
[10582.399394][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10582.399394][T19513]      ___sys_sendmsg+0xee/0x170
[10582.399394][T19513]      __sys_sendmsg+0xcd/0x170
[10582.399394][T19513]      do_syscall_64+0xc6/0x1e0
[10582.399394][T19513] 
[10582.402964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10582.402964][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10582.402964][T19513]      ipv6_find_idev+0x102/0x170
[10582.402964][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10582.402964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10582.402964][T19513]      netlink_rcv_skb+0x130/0x360
[10582.402964][T19513]      netlink_unicast+0x449/0x710
[10582.402964][T19513]      netlink_sendmsg+0x723/0xbe0
[10582.402964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10582.402964][T19513]      ___sys_sendmsg+0xee/0x170
[10582.402964][T19513]      __sys_sendmsg+0xcd/0x170
[10582.402964][T19513]      do_syscall_64+0xc6/0x1e0
[10582.402964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10582.402964][T19513] 
[10582.405739][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10582.405739][T19513]      neigh_parms_alloc+0x1e5/0x510
[10582.405739][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10582.405739][T19513]      ipv6_find_idev+0x102/0x170
[10582.405739][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10582.405739][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10582.405739][T19513]      netlink_rcv_skb+0x130/0x360
[10582.405739][T19513]      netlink_unicast+0x449/0x710
[10582.405739][T19513]      netlink_sendmsg+0x723/0xbe0
[10582.405739][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10582.405739][T19513]      ___sys_sendmsg+0xee/0x170
[10582.405739][T19513]      __sys_sendmsg+0xcd/0x170
[10582.405739][T19513]      do_syscall_64+0xc6/0x1e0
[10582.405739][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10582.405739][T19513] 
[10592.647117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10592.647594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10592.647594][T19513]      netdev_get_by_index+0x5e/0x80
[10592.647594][T19513]      fib6_nh_init+0x3d8/0x15b0
[10592.647594][T19513]      ip6_route_info_create+0xf18/0x17d0
[10592.647594][T19513]      ip6_route_add+0x1c/0x140
[10592.647594][T19513]      addrconf_prefix_route+0x2a6/0x430
[10592.647594][T19513]      inet6_addr_add+0x4f8/0xa40
[10592.647594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10592.647594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10592.647594][T19513]      netlink_rcv_skb+0x130/0x360
[10592.647594][T19513]      netlink_unicast+0x449/0x710
[10592.647594][T19513]      netlink_sendmsg+0x723/0xbe0
[10592.647594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10592.647594][T19513]      ___sys_sendmsg+0xee/0x170
[10592.647594][T19513]      __sys_sendmsg+0xcd/0x170
[10592.647594][T19513]      do_syscall_64+0xc6/0x1e0
[10592.647594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10592.647594][T19513] 
[10592.649943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10592.649943][T19513]      netdev_get_by_index+0x5e/0x80
[10592.649943][T19513]      fib6_nh_init+0x3d8/0x15b0
[10592.649943][T19513]      ip6_route_info_create+0xf18/0x17d0
[10592.649943][T19513]      addrconf_f6i_alloc+0x315/0x560
[10592.649943][T19513]      ipv6_add_addr+0x411/0x2000
[10592.649943][T19513]      inet6_addr_add+0x30e/0xa40
[10592.649943][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10592.649943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10592.649943][T19513]      netlink_rcv_skb+0x130/0x360
[10592.649943][T19513]      netlink_unicast+0x449/0x710
[10592.649943][T19513]      netlink_sendmsg+0x723/0xbe0
[10592.649943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10592.649943][T19513]      ___sys_sendmsg+0xee/0x170
[10592.649943][T19513]      __sys_sendmsg+0xcd/0x170
[10592.649943][T19513]      do_syscall_64+0xc6/0x1e0
[10592.649943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10592.649943][T19513] 
[10592.652226][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10592.652226][T19513]      netdev_get_by_index+0x5e/0x80
[10592.652226][T19513]      fib6_nh_init+0x3d8/0x15b0
[10592.652226][T19513]      ip6_route_info_create+0xf18/0x17d0
[10592.652226][T19513]      ip6_route_add+0x1c/0x140
[10592.652226][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10592.652226][T19513]      addrconf_add_dev+0xe2/0x170
[10592.652226][T19513]      inet6_addr_add+0x12f/0xa40
[10592.652226][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10592.652226][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10592.652226][T19513]      netlink_rcv_skb+0x130/0x360
[10592.652226][T19513]      netlink_unicast+0x449/0x710
[10592.652226][T19513]      netlink_sendmsg+0x723/0xbe0
[10592.652226][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10592.652226][T19513]      ___sys_sendmsg+0xee/0x170
[10592.652226][T19513]      __sys_sendmsg+0xcd/0x170
[10592.652226][T19513]      do_syscall_64+0xc6/0x1e0
[10592.652226][T19513] 
[10592.654431][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10592.654431][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10592.654431][T19513]      ipv6_find_idev+0x102/0x170
[10592.654431][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10592.654431][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10592.654431][T19513]      netlink_rcv_skb+0x130/0x360
[10592.654431][T19513]      netlink_unicast+0x449/0x710
[10592.654431][T19513]      netlink_sendmsg+0x723/0xbe0
[10592.654431][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10592.654431][T19513]      ___sys_sendmsg+0xee/0x170
[10592.654431][T19513]      __sys_sendmsg+0xcd/0x170
[10592.654431][T19513]      do_syscall_64+0xc6/0x1e0
[10592.654431][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10592.654431][T19513] 
[10592.656203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10592.656203][T19513]      neigh_parms_alloc+0x1e5/0x510
[10592.656203][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10592.656203][T19513]      ipv6_find_idev+0x102/0x170
[10592.656203][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10592.656203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10592.656203][T19513]      netlink_rcv_skb+0x130/0x360
[10592.656203][T19513]      netlink_unicast+0x449/0x710
[10592.656203][T19513]      netlink_sendmsg+0x723/0xbe0
[10592.656203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10592.656203][T19513]      ___sys_sendmsg+0xee/0x170
[10592.656203][T19513]      __sys_sendmsg+0xcd/0x170
[10592.656203][T19513]      do_syscall_64+0xc6/0x1e0
[10592.656203][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10592.656203][T19513] 
[10602.895130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10602.895554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10602.895554][T19513]      netdev_get_by_index+0x5e/0x80
[10602.895554][T19513]      fib6_nh_init+0x3d8/0x15b0
[10602.895554][T19513]      ip6_route_info_create+0xf18/0x17d0
[10602.895554][T19513]      ip6_route_add+0x1c/0x140
[10602.895554][T19513]      addrconf_prefix_route+0x2a6/0x430
[10602.895554][T19513]      inet6_addr_add+0x4f8/0xa40
[10602.895554][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10602.895554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10602.895554][T19513]      netlink_rcv_skb+0x130/0x360
[10602.895554][T19513]      netlink_unicast+0x449/0x710
[10602.895554][T19513]      netlink_sendmsg+0x723/0xbe0
[10602.895554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10602.895554][T19513]      ___sys_sendmsg+0xee/0x170
[10602.895554][T19513]      __sys_sendmsg+0xcd/0x170
[10602.895554][T19513]      do_syscall_64+0xc6/0x1e0
[10602.895554][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10602.895554][T19513] 
[10602.897821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10602.897821][T19513]      netdev_get_by_index+0x5e/0x80
[10602.897821][T19513]      fib6_nh_init+0x3d8/0x15b0
[10602.897821][T19513]      ip6_route_info_create+0xf18/0x17d0
[10602.897821][T19513]      addrconf_f6i_alloc+0x315/0x560
[10602.897821][T19513]      ipv6_add_addr+0x411/0x2000
[10602.897821][T19513]      inet6_addr_add+0x30e/0xa40
[10602.897821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10602.897821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10602.897821][T19513]      netlink_rcv_skb+0x130/0x360
[10602.897821][T19513]      netlink_unicast+0x449/0x710
[10602.897821][T19513]      netlink_sendmsg+0x723/0xbe0
[10602.897821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10602.897821][T19513]      ___sys_sendmsg+0xee/0x170
[10602.897821][T19513]      __sys_sendmsg+0xcd/0x170
[10602.897821][T19513]      do_syscall_64+0xc6/0x1e0
[10602.897821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10602.897821][T19513] 
[10602.900104][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10602.900104][T19513]      netdev_get_by_index+0x5e/0x80
[10602.900104][T19513]      fib6_nh_init+0x3d8/0x15b0
[10602.900104][T19513]      ip6_route_info_create+0xf18/0x17d0
[10602.900104][T19513]      ip6_route_add+0x1c/0x140
[10602.900104][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10602.900104][T19513]      addrconf_add_dev+0xe2/0x170
[10602.900104][T19513]      inet6_addr_add+0x12f/0xa40
[10602.900104][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10602.900104][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10602.900104][T19513]      netlink_rcv_skb+0x130/0x360
[10602.900104][T19513]      netlink_unicast+0x449/0x710
[10602.900104][T19513]      netlink_sendmsg+0x723/0xbe0
[10602.900104][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10602.900104][T19513]      ___sys_sendmsg+0xee/0x170
[10602.900104][T19513]      __sys_sendmsg+0xcd/0x170
[10602.900104][T19513]      do_syscall_64+0xc6/0x1e0
[10602.900104][T19513] 
[10602.902334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10602.902334][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10602.902334][T19513]      ipv6_find_idev+0x102/0x170
[10602.902334][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10602.902334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10602.902334][T19513]      netlink_rcv_skb+0x130/0x360
[10602.902334][T19513]      netlink_unicast+0x449/0x710
[10602.902334][T19513]      netlink_sendmsg+0x723/0xbe0
[10602.902334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10602.902334][T19513]      ___sys_sendmsg+0xee/0x170
[10602.902334][T19513]      __sys_sendmsg+0xcd/0x170
[10602.902334][T19513]      do_syscall_64+0xc6/0x1e0
[10602.902334][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10602.902334][T19513] 
[10602.904065][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10602.904065][T19513]      neigh_parms_alloc+0x1e5/0x510
[10602.904065][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10602.904065][T19513]      ipv6_find_idev+0x102/0x170
[10602.904065][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10602.904065][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10602.904065][T19513]      netlink_rcv_skb+0x130/0x360
[10602.904065][T19513]      netlink_unicast+0x449/0x710
[10602.904065][T19513]      netlink_sendmsg+0x723/0xbe0
[10602.904065][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10602.904065][T19513]      ___sys_sendmsg+0xee/0x170
[10602.904065][T19513]      __sys_sendmsg+0xcd/0x170
[10602.904065][T19513]      do_syscall_64+0xc6/0x1e0
[10602.904065][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10602.904065][T19513] 
[10613.143157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10613.143765][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10613.143765][T19513]      netdev_get_by_index+0x5e/0x80
[10613.143765][T19513]      fib6_nh_init+0x3d8/0x15b0
[10613.143765][T19513]      ip6_route_info_create+0xf18/0x17d0
[10613.143765][T19513]      ip6_route_add+0x1c/0x140
[10613.143765][T19513]      addrconf_prefix_route+0x2a6/0x430
[10613.143765][T19513]      inet6_addr_add+0x4f8/0xa40
[10613.143765][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10613.143765][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10613.143765][T19513]      netlink_rcv_skb+0x130/0x360
[10613.143765][T19513]      netlink_unicast+0x449/0x710
[10613.143765][T19513]      netlink_sendmsg+0x723/0xbe0
[10613.143765][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10613.143765][T19513]      ___sys_sendmsg+0xee/0x170
[10613.143765][T19513]      __sys_sendmsg+0xcd/0x170
[10613.143765][T19513]      do_syscall_64+0xc6/0x1e0
[10613.143765][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10613.143765][T19513] 
[10613.147406][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10613.147406][T19513]      netdev_get_by_index+0x5e/0x80
[10613.147406][T19513]      fib6_nh_init+0x3d8/0x15b0
[10613.147406][T19513]      ip6_route_info_create+0xf18/0x17d0
[10613.147406][T19513]      addrconf_f6i_alloc+0x315/0x560
[10613.147406][T19513]      ipv6_add_addr+0x411/0x2000
[10613.147406][T19513]      inet6_addr_add+0x30e/0xa40
[10613.147406][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10613.147406][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10613.147406][T19513]      netlink_rcv_skb+0x130/0x360
[10613.147406][T19513]      netlink_unicast+0x449/0x710
[10613.147406][T19513]      netlink_sendmsg+0x723/0xbe0
[10613.147406][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10613.147406][T19513]      ___sys_sendmsg+0xee/0x170
[10613.147406][T19513]      __sys_sendmsg+0xcd/0x170
[10613.147406][T19513]      do_syscall_64+0xc6/0x1e0
[10613.147406][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10613.147406][T19513] 
[10613.150967][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10613.150967][T19513]      netdev_get_by_index+0x5e/0x80
[10613.150967][T19513]      fib6_nh_init+0x3d8/0x15b0
[10613.150967][T19513]      ip6_route_info_create+0xf18/0x17d0
[10613.150967][T19513]      ip6_route_add+0x1c/0x140
[10613.150967][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10613.150967][T19513]      addrconf_add_dev+0xe2/0x170
[10613.150967][T19513]      inet6_addr_add+0x12f/0xa40
[10613.150967][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10613.150967][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10613.150967][T19513]      netlink_rcv_skb+0x130/0x360
[10613.150967][T19513]      netlink_unicast+0x449/0x710
[10613.150967][T19513]      netlink_sendmsg+0x723/0xbe0
[10613.150967][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10613.150967][T19513]      ___sys_sendmsg+0xee/0x170
[10613.150967][T19513]      __sys_sendmsg+0xcd/0x170
[10613.150967][T19513]      do_syscall_64+0xc6/0x1e0
[10613.150967][T19513] 
[10613.154553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10613.154553][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10613.154553][T19513]      ipv6_find_idev+0x102/0x170
[10613.154553][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10613.154553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10613.154553][T19513]      netlink_rcv_skb+0x130/0x360
[10613.154553][T19513]      netlink_unicast+0x449/0x710
[10613.154553][T19513]      netlink_sendmsg+0x723/0xbe0
[10613.154553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10613.154553][T19513]      ___sys_sendmsg+0xee/0x170
[10613.154553][T19513]      __sys_sendmsg+0xcd/0x170
[10613.154553][T19513]      do_syscall_64+0xc6/0x1e0
[10613.154553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10613.154553][T19513] 
[10613.157304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10613.157304][T19513]      neigh_parms_alloc+0x1e5/0x510
[10613.157304][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10613.157304][T19513]      ipv6_find_idev+0x102/0x170
[10613.157304][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10613.157304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10613.157304][T19513]      netlink_rcv_skb+0x130/0x360
[10613.157304][T19513]      netlink_unicast+0x449/0x710
[10613.157304][T19513]      netlink_sendmsg+0x723/0xbe0
[10613.157304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10613.157304][T19513]      ___sys_sendmsg+0xee/0x170
[10613.157304][T19513]      __sys_sendmsg+0xcd/0x170
[10613.157304][T19513]      do_syscall_64+0xc6/0x1e0
[10613.157304][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10613.157304][T19513] 
[10623.399105][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10623.399611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10623.399611][T19513]      netdev_get_by_index+0x5e/0x80
[10623.399611][T19513]      fib6_nh_init+0x3d8/0x15b0
[10623.399611][T19513]      ip6_route_info_create+0xf18/0x17d0
[10623.399611][T19513]      ip6_route_add+0x1c/0x140
[10623.399611][T19513]      addrconf_prefix_route+0x2a6/0x430
[10623.399611][T19513]      inet6_addr_add+0x4f8/0xa40
[10623.399611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10623.399611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10623.399611][T19513]      netlink_rcv_skb+0x130/0x360
[10623.399611][T19513]      netlink_unicast+0x449/0x710
[10623.399611][T19513]      netlink_sendmsg+0x723/0xbe0
[10623.399611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10623.399611][T19513]      ___sys_sendmsg+0xee/0x170
[10623.399611][T19513]      __sys_sendmsg+0xcd/0x170
[10623.399611][T19513]      do_syscall_64+0xc6/0x1e0
[10623.399611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10623.399611][T19513] 
[10623.401886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10623.401886][T19513]      netdev_get_by_index+0x5e/0x80
[10623.401886][T19513]      fib6_nh_init+0x3d8/0x15b0
[10623.401886][T19513]      ip6_route_info_create+0xf18/0x17d0
[10623.401886][T19513]      addrconf_f6i_alloc+0x315/0x560
[10623.401886][T19513]      ipv6_add_addr+0x411/0x2000
[10623.401886][T19513]      inet6_addr_add+0x30e/0xa40
[10623.401886][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10623.401886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10623.401886][T19513]      netlink_rcv_skb+0x130/0x360
[10623.401886][T19513]      netlink_unicast+0x449/0x710
[10623.401886][T19513]      netlink_sendmsg+0x723/0xbe0
[10623.401886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10623.401886][T19513]      ___sys_sendmsg+0xee/0x170
[10623.401886][T19513]      __sys_sendmsg+0xcd/0x170
[10623.401886][T19513]      do_syscall_64+0xc6/0x1e0
[10623.401886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10623.401886][T19513] 
[10623.404186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10623.404186][T19513]      netdev_get_by_index+0x5e/0x80
[10623.404186][T19513]      fib6_nh_init+0x3d8/0x15b0
[10623.404186][T19513]      ip6_route_info_create+0xf18/0x17d0
[10623.404186][T19513]      ip6_route_add+0x1c/0x140
[10623.404186][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10623.404186][T19513]      addrconf_add_dev+0xe2/0x170
[10623.404186][T19513]      inet6_addr_add+0x12f/0xa40
[10623.404186][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10623.404186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10623.404186][T19513]      netlink_rcv_skb+0x130/0x360
[10623.404186][T19513]      netlink_unicast+0x449/0x710
[10623.404186][T19513]      netlink_sendmsg+0x723/0xbe0
[10623.404186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10623.404186][T19513]      ___sys_sendmsg+0xee/0x170
[10623.404186][T19513]      __sys_sendmsg+0xcd/0x170
[10623.404186][T19513]      do_syscall_64+0xc6/0x1e0
[10623.404186][T19513] 
[10623.406442][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10623.406442][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10623.406442][T19513]      ipv6_find_idev+0x102/0x170
[10623.406442][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10623.406442][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10623.406442][T19513]      netlink_rcv_skb+0x130/0x360
[10623.406442][T19513]      netlink_unicast+0x449/0x710
[10623.406442][T19513]      netlink_sendmsg+0x723/0xbe0
[10623.406442][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10623.406442][T19513]      ___sys_sendmsg+0xee/0x170
[10623.406442][T19513]      __sys_sendmsg+0xcd/0x170
[10623.406442][T19513]      do_syscall_64+0xc6/0x1e0
[10623.406442][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10623.406442][T19513] 
[10623.408213][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10623.408213][T19513]      neigh_parms_alloc+0x1e5/0x510
[10623.408213][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10623.408213][T19513]      ipv6_find_idev+0x102/0x170
[10623.408213][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10623.408213][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10623.408213][T19513]      netlink_rcv_skb+0x130/0x360
[10623.408213][T19513]      netlink_unicast+0x449/0x710
[10623.408213][T19513]      netlink_sendmsg+0x723/0xbe0
[10623.408213][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10623.408213][T19513]      ___sys_sendmsg+0xee/0x170
[10623.408213][T19513]      __sys_sendmsg+0xcd/0x170
[10623.408213][T19513]      do_syscall_64+0xc6/0x1e0
[10623.408213][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10623.408213][T19513] 
[10633.647116][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10633.647566][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10633.647566][T19513]      netdev_get_by_index+0x5e/0x80
[10633.647566][T19513]      fib6_nh_init+0x3d8/0x15b0
[10633.647566][T19513]      ip6_route_info_create+0xf18/0x17d0
[10633.647566][T19513]      ip6_route_add+0x1c/0x140
[10633.647566][T19513]      addrconf_prefix_route+0x2a6/0x430
[10633.647566][T19513]      inet6_addr_add+0x4f8/0xa40
[10633.647566][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10633.647566][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10633.647566][T19513]      netlink_rcv_skb+0x130/0x360
[10633.647566][T19513]      netlink_unicast+0x449/0x710
[10633.647566][T19513]      netlink_sendmsg+0x723/0xbe0
[10633.647566][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10633.647566][T19513]      ___sys_sendmsg+0xee/0x170
[10633.647566][T19513]      __sys_sendmsg+0xcd/0x170
[10633.647566][T19513]      do_syscall_64+0xc6/0x1e0
[10633.647566][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10633.647566][T19513] 
[10633.649852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10633.649852][T19513]      netdev_get_by_index+0x5e/0x80
[10633.649852][T19513]      fib6_nh_init+0x3d8/0x15b0
[10633.649852][T19513]      ip6_route_info_create+0xf18/0x17d0
[10633.649852][T19513]      addrconf_f6i_alloc+0x315/0x560
[10633.649852][T19513]      ipv6_add_addr+0x411/0x2000
[10633.649852][T19513]      inet6_addr_add+0x30e/0xa40
[10633.649852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10633.649852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10633.649852][T19513]      netlink_rcv_skb+0x130/0x360
[10633.649852][T19513]      netlink_unicast+0x449/0x710
[10633.649852][T19513]      netlink_sendmsg+0x723/0xbe0
[10633.649852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10633.649852][T19513]      ___sys_sendmsg+0xee/0x170
[10633.649852][T19513]      __sys_sendmsg+0xcd/0x170
[10633.649852][T19513]      do_syscall_64+0xc6/0x1e0
[10633.649852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10633.649852][T19513] 
[10633.652142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10633.652142][T19513]      netdev_get_by_index+0x5e/0x80
[10633.652142][T19513]      fib6_nh_init+0x3d8/0x15b0
[10633.652142][T19513]      ip6_route_info_create+0xf18/0x17d0
[10633.652142][T19513]      ip6_route_add+0x1c/0x140
[10633.652142][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10633.652142][T19513]      addrconf_add_dev+0xe2/0x170
[10633.652142][T19513]      inet6_addr_add+0x12f/0xa40
[10633.652142][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10633.652142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10633.652142][T19513]      netlink_rcv_skb+0x130/0x360
[10633.652142][T19513]      netlink_unicast+0x449/0x710
[10633.652142][T19513]      netlink_sendmsg+0x723/0xbe0
[10633.652142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10633.652142][T19513]      ___sys_sendmsg+0xee/0x170
[10633.652142][T19513]      __sys_sendmsg+0xcd/0x170
[10633.652142][T19513]      do_syscall_64+0xc6/0x1e0
[10633.652142][T19513] 
[10633.654360][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10633.654360][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10633.654360][T19513]      ipv6_find_idev+0x102/0x170
[10633.654360][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10633.654360][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10633.654360][T19513]      netlink_rcv_skb+0x130/0x360
[10633.654360][T19513]      netlink_unicast+0x449/0x710
[10633.654360][T19513]      netlink_sendmsg+0x723/0xbe0
[10633.654360][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10633.654360][T19513]      ___sys_sendmsg+0xee/0x170
[10633.654360][T19513]      __sys_sendmsg+0xcd/0x170
[10633.654360][T19513]      do_syscall_64+0xc6/0x1e0
[10633.654360][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10633.654360][T19513] 
[10633.656097][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10633.656097][T19513]      neigh_parms_alloc+0x1e5/0x510
[10633.656097][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10633.656097][T19513]      ipv6_find_idev+0x102/0x170
[10633.656097][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10633.656097][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10633.656097][T19513]      netlink_rcv_skb+0x130/0x360
[10633.656097][T19513]      netlink_unicast+0x449/0x710
[10633.656097][T19513]      netlink_sendmsg+0x723/0xbe0
[10633.656097][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10633.656097][T19513]      ___sys_sendmsg+0xee/0x170
[10633.656097][T19513]      __sys_sendmsg+0xcd/0x170
[10633.656097][T19513]      do_syscall_64+0xc6/0x1e0
[10633.656097][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10633.656097][T19513] 
[10643.863140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10643.863573][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10643.863573][T19513]      netdev_get_by_index+0x5e/0x80
[10643.863573][T19513]      fib6_nh_init+0x3d8/0x15b0
[10643.863573][T19513]      ip6_route_info_create+0xf18/0x17d0
[10643.863573][T19513]      ip6_route_add+0x1c/0x140
[10643.863573][T19513]      addrconf_prefix_route+0x2a6/0x430
[10643.863573][T19513]      inet6_addr_add+0x4f8/0xa40
[10643.863573][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10643.863573][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10643.863573][T19513]      netlink_rcv_skb+0x130/0x360
[10643.863573][T19513]      netlink_unicast+0x449/0x710
[10643.863573][T19513]      netlink_sendmsg+0x723/0xbe0
[10643.863573][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10643.863573][T19513]      ___sys_sendmsg+0xee/0x170
[10643.863573][T19513]      __sys_sendmsg+0xcd/0x170
[10643.863573][T19513]      do_syscall_64+0xc6/0x1e0
[10643.863573][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10643.863573][T19513] 
[10643.865861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10643.865861][T19513]      netdev_get_by_index+0x5e/0x80
[10643.865861][T19513]      fib6_nh_init+0x3d8/0x15b0
[10643.865861][T19513]      ip6_route_info_create+0xf18/0x17d0
[10643.865861][T19513]      addrconf_f6i_alloc+0x315/0x560
[10643.865861][T19513]      ipv6_add_addr+0x411/0x2000
[10643.865861][T19513]      inet6_addr_add+0x30e/0xa40
[10643.865861][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10643.865861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10643.865861][T19513]      netlink_rcv_skb+0x130/0x360
[10643.865861][T19513]      netlink_unicast+0x449/0x710
[10643.865861][T19513]      netlink_sendmsg+0x723/0xbe0
[10643.865861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10643.865861][T19513]      ___sys_sendmsg+0xee/0x170
[10643.865861][T19513]      __sys_sendmsg+0xcd/0x170
[10643.865861][T19513]      do_syscall_64+0xc6/0x1e0
[10643.865861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10643.865861][T19513] 
[10643.868122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10643.868122][T19513]      netdev_get_by_index+0x5e/0x80
[10643.868122][T19513]      fib6_nh_init+0x3d8/0x15b0
[10643.868122][T19513]      ip6_route_info_create+0xf18/0x17d0
[10643.868122][T19513]      ip6_route_add+0x1c/0x140
[10643.868122][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10643.868122][T19513]      addrconf_add_dev+0xe2/0x170
[10643.868122][T19513]      inet6_addr_add+0x12f/0xa40
[10643.868122][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10643.868122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10643.868122][T19513]      netlink_rcv_skb+0x130/0x360
[10643.868122][T19513]      netlink_unicast+0x449/0x710
[10643.868122][T19513]      netlink_sendmsg+0x723/0xbe0
[10643.868122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10643.868122][T19513]      ___sys_sendmsg+0xee/0x170
[10643.868122][T19513]      __sys_sendmsg+0xcd/0x170
[10643.868122][T19513]      do_syscall_64+0xc6/0x1e0
[10643.868122][T19513] 
[10643.870334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10643.870334][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10643.870334][T19513]      ipv6_find_idev+0x102/0x170
[10643.870334][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10643.870334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10643.870334][T19513]      netlink_rcv_skb+0x130/0x360
[10643.870334][T19513]      netlink_unicast+0x449/0x710
[10643.870334][T19513]      netlink_sendmsg+0x723/0xbe0
[10643.870334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10643.870334][T19513]      ___sys_sendmsg+0xee/0x170
[10643.870334][T19513]      __sys_sendmsg+0xcd/0x170
[10643.870334][T19513]      do_syscall_64+0xc6/0x1e0
[10643.870334][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10643.870334][T19513] 
[10643.872152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10643.872152][T19513]      neigh_parms_alloc+0x1e5/0x510
[10643.872152][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10643.872152][T19513]      ipv6_find_idev+0x102/0x170
[10643.872152][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10643.872152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10643.872152][T19513]      netlink_rcv_skb+0x130/0x360
[10643.872152][T19513]      netlink_unicast+0x449/0x710
[10643.872152][T19513]      netlink_sendmsg+0x723/0xbe0
[10643.872152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10643.872152][T19513]      ___sys_sendmsg+0xee/0x170
[10643.872152][T19513]      __sys_sendmsg+0xcd/0x170
[10643.872152][T19513]      do_syscall_64+0xc6/0x1e0
[10643.872152][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10643.872152][T19513] 
[10654.127248][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10654.127780][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10654.127780][T19513]      netdev_get_by_index+0x5e/0x80
[10654.127780][T19513]      fib6_nh_init+0x3d8/0x15b0
[10654.127780][T19513]      ip6_route_info_create+0xf18/0x17d0
[10654.127780][T19513]      ip6_route_add+0x1c/0x140
[10654.127780][T19513]      addrconf_prefix_route+0x2a6/0x430
[10654.127780][T19513]      inet6_addr_add+0x4f8/0xa40
[10654.127780][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10654.127780][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10654.127780][T19513]      netlink_rcv_skb+0x130/0x360
[10654.127780][T19513]      netlink_unicast+0x449/0x710
[10654.127780][T19513]      netlink_sendmsg+0x723/0xbe0
[10654.127780][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10654.127780][T19513]      ___sys_sendmsg+0xee/0x170
[10654.127780][T19513]      __sys_sendmsg+0xcd/0x170
[10654.127780][T19513]      do_syscall_64+0xc6/0x1e0
[10654.127780][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10654.127780][T19513] 
[10654.130094][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10654.130094][T19513]      netdev_get_by_index+0x5e/0x80
[10654.130094][T19513]      fib6_nh_init+0x3d8/0x15b0
[10654.130094][T19513]      ip6_route_info_create+0xf18/0x17d0
[10654.130094][T19513]      addrconf_f6i_alloc+0x315/0x560
[10654.130094][T19513]      ipv6_add_addr+0x411/0x2000
[10654.130094][T19513]      inet6_addr_add+0x30e/0xa40
[10654.130094][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10654.130094][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10654.130094][T19513]      netlink_rcv_skb+0x130/0x360
[10654.130094][T19513]      netlink_unicast+0x449/0x710
[10654.130094][T19513]      netlink_sendmsg+0x723/0xbe0
[10654.130094][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10654.130094][T19513]      ___sys_sendmsg+0xee/0x170
[10654.130094][T19513]      __sys_sendmsg+0xcd/0x170
[10654.130094][T19513]      do_syscall_64+0xc6/0x1e0
[10654.130094][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10654.130094][T19513] 
[10654.132327][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10654.132327][T19513]      netdev_get_by_index+0x5e/0x80
[10654.132327][T19513]      fib6_nh_init+0x3d8/0x15b0
[10654.132327][T19513]      ip6_route_info_create+0xf18/0x17d0
[10654.132327][T19513]      ip6_route_add+0x1c/0x140
[10654.132327][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10654.132327][T19513]      addrconf_add_dev+0xe2/0x170
[10654.132327][T19513]      inet6_addr_add+0x12f/0xa40
[10654.132327][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10654.132327][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10654.132327][T19513]      netlink_rcv_skb+0x130/0x360
[10654.132327][T19513]      netlink_unicast+0x449/0x710
[10654.132327][T19513]      netlink_sendmsg+0x723/0xbe0
[10654.132327][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10654.132327][T19513]      ___sys_sendmsg+0xee/0x170
[10654.132327][T19513]      __sys_sendmsg+0xcd/0x170
[10654.132327][T19513]      do_syscall_64+0xc6/0x1e0
[10654.132327][T19513] 
[10654.134629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10654.134629][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10654.134629][T19513]      ipv6_find_idev+0x102/0x170
[10654.134629][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10654.134629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10654.134629][T19513]      netlink_rcv_skb+0x130/0x360
[10654.134629][T19513]      netlink_unicast+0x449/0x710
[10654.134629][T19513]      netlink_sendmsg+0x723/0xbe0
[10654.134629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10654.134629][T19513]      ___sys_sendmsg+0xee/0x170
[10654.134629][T19513]      __sys_sendmsg+0xcd/0x170
[10654.134629][T19513]      do_syscall_64+0xc6/0x1e0
[10654.134629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10654.134629][T19513] 
[10654.136352][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10654.136352][T19513]      neigh_parms_alloc+0x1e5/0x510
[10654.136352][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10654.136352][T19513]      ipv6_find_idev+0x102/0x170
[10654.136352][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10654.136352][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10654.136352][T19513]      netlink_rcv_skb+0x130/0x360
[10654.136352][T19513]      netlink_unicast+0x449/0x710
[10654.136352][T19513]      netlink_sendmsg+0x723/0xbe0
[10654.136352][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10654.136352][T19513]      ___sys_sendmsg+0xee/0x170
[10654.136352][T19513]      __sys_sendmsg+0xcd/0x170
[10654.136352][T19513]      do_syscall_64+0xc6/0x1e0
[10654.136352][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10654.136352][T19513] 
[10664.279131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10664.279590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10664.279590][T19513]      netdev_get_by_index+0x5e/0x80
[10664.279590][T19513]      fib6_nh_init+0x3d8/0x15b0
[10664.279590][T19513]      ip6_route_info_create+0xf18/0x17d0
[10664.279590][T19513]      ip6_route_add+0x1c/0x140
[10664.279590][T19513]      addrconf_prefix_route+0x2a6/0x430
[10664.279590][T19513]      inet6_addr_add+0x4f8/0xa40
[10664.279590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10664.279590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10664.279590][T19513]      netlink_rcv_skb+0x130/0x360
[10664.279590][T19513]      netlink_unicast+0x449/0x710
[10664.279590][T19513]      netlink_sendmsg+0x723/0xbe0
[10664.279590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10664.279590][T19513]      ___sys_sendmsg+0xee/0x170
[10664.279590][T19513]      __sys_sendmsg+0xcd/0x170
[10664.279590][T19513]      do_syscall_64+0xc6/0x1e0
[10664.279590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10664.279590][T19513] 
[10664.282112][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10664.282112][T19513]      netdev_get_by_index+0x5e/0x80
[10664.282112][T19513]      fib6_nh_init+0x3d8/0x15b0
[10664.282112][T19513]      ip6_route_info_create+0xf18/0x17d0
[10664.282112][T19513]      addrconf_f6i_alloc+0x315/0x560
[10664.282112][T19513]      ipv6_add_addr+0x411/0x2000
[10664.282112][T19513]      inet6_addr_add+0x30e/0xa40
[10664.282112][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10664.282112][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10664.282112][T19513]      netlink_rcv_skb+0x130/0x360
[10664.282112][T19513]      netlink_unicast+0x449/0x710
[10664.282112][T19513]      netlink_sendmsg+0x723/0xbe0
[10664.282112][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10664.282112][T19513]      ___sys_sendmsg+0xee/0x170
[10664.282112][T19513]      __sys_sendmsg+0xcd/0x170
[10664.282112][T19513]      do_syscall_64+0xc6/0x1e0
[10664.282112][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10664.282112][T19513] 
[10664.284612][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10664.284612][T19513]      netdev_get_by_index+0x5e/0x80
[10664.284612][T19513]      fib6_nh_init+0x3d8/0x15b0
[10664.284612][T19513]      ip6_route_info_create+0xf18/0x17d0
[10664.284612][T19513]      ip6_route_add+0x1c/0x140
[10664.284612][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10664.284612][T19513]      addrconf_add_dev+0xe2/0x170
[10664.284612][T19513]      inet6_addr_add+0x12f/0xa40
[10664.284612][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10664.284612][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10664.284612][T19513]      netlink_rcv_skb+0x130/0x360
[10664.284612][T19513]      netlink_unicast+0x449/0x710
[10664.284612][T19513]      netlink_sendmsg+0x723/0xbe0
[10664.284612][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10664.284612][T19513]      ___sys_sendmsg+0xee/0x170
[10664.284612][T19513]      __sys_sendmsg+0xcd/0x170
[10664.284612][T19513]      do_syscall_64+0xc6/0x1e0
[10664.284612][T19513] 
[10664.287096][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10664.287096][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10664.287096][T19513]      ipv6_find_idev+0x102/0x170
[10664.287096][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10664.287096][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10664.287096][T19513]      netlink_rcv_skb+0x130/0x360
[10664.287096][T19513]      netlink_unicast+0x449/0x710
[10664.287096][T19513]      netlink_sendmsg+0x723/0xbe0
[10664.287096][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10664.287096][T19513]      ___sys_sendmsg+0xee/0x170
[10664.287096][T19513]      __sys_sendmsg+0xcd/0x170
[10664.287096][T19513]      do_syscall_64+0xc6/0x1e0
[10664.287096][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10664.287096][T19513] 
[10664.289033][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10664.289033][T19513]      neigh_parms_alloc+0x1e5/0x510
[10664.289033][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10664.289033][T19513]      ipv6_find_idev+0x102/0x170
[10664.289033][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10664.289033][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10664.289033][T19513]      netlink_rcv_skb+0x130/0x360
[10664.289033][T19513]      netlink_unicast+0x449/0x710
[10664.289033][T19513]      netlink_sendmsg+0x723/0xbe0
[10664.289033][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10664.289033][T19513]      ___sys_sendmsg+0xee/0x170
[10664.289033][T19513]      __sys_sendmsg+0xcd/0x170
[10664.289033][T19513]      do_syscall_64+0xc6/0x1e0
[10664.289033][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10664.289033][T19513] 
[10674.527137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10674.527580][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10674.527580][T19513]      netdev_get_by_index+0x5e/0x80
[10674.527580][T19513]      fib6_nh_init+0x3d8/0x15b0
[10674.527580][T19513]      ip6_route_info_create+0xf18/0x17d0
[10674.527580][T19513]      ip6_route_add+0x1c/0x140
[10674.527580][T19513]      addrconf_prefix_route+0x2a6/0x430
[10674.527580][T19513]      inet6_addr_add+0x4f8/0xa40
[10674.527580][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10674.527580][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10674.527580][T19513]      netlink_rcv_skb+0x130/0x360
[10674.527580][T19513]      netlink_unicast+0x449/0x710
[10674.527580][T19513]      netlink_sendmsg+0x723/0xbe0
[10674.527580][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10674.527580][T19513]      ___sys_sendmsg+0xee/0x170
[10674.527580][T19513]      __sys_sendmsg+0xcd/0x170
[10674.527580][T19513]      do_syscall_64+0xc6/0x1e0
[10674.527580][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10674.527580][T19513] 
[10674.530123][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10674.530123][T19513]      netdev_get_by_index+0x5e/0x80
[10674.530123][T19513]      fib6_nh_init+0x3d8/0x15b0
[10674.530123][T19513]      ip6_route_info_create+0xf18/0x17d0
[10674.530123][T19513]      addrconf_f6i_alloc+0x315/0x560
[10674.530123][T19513]      ipv6_add_addr+0x411/0x2000
[10674.530123][T19513]      inet6_addr_add+0x30e/0xa40
[10674.530123][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10674.530123][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10674.530123][T19513]      netlink_rcv_skb+0x130/0x360
[10674.530123][T19513]      netlink_unicast+0x449/0x710
[10674.530123][T19513]      netlink_sendmsg+0x723/0xbe0
[10674.530123][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10674.530123][T19513]      ___sys_sendmsg+0xee/0x170
[10674.530123][T19513]      __sys_sendmsg+0xcd/0x170
[10674.530123][T19513]      do_syscall_64+0xc6/0x1e0
[10674.530123][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10674.530123][T19513] 
[10674.532629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10674.532629][T19513]      netdev_get_by_index+0x5e/0x80
[10674.532629][T19513]      fib6_nh_init+0x3d8/0x15b0
[10674.532629][T19513]      ip6_route_info_create+0xf18/0x17d0
[10674.532629][T19513]      ip6_route_add+0x1c/0x140
[10674.532629][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10674.532629][T19513]      addrconf_add_dev+0xe2/0x170
[10674.532629][T19513]      inet6_addr_add+0x12f/0xa40
[10674.532629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10674.532629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10674.532629][T19513]      netlink_rcv_skb+0x130/0x360
[10674.532629][T19513]      netlink_unicast+0x449/0x710
[10674.532629][T19513]      netlink_sendmsg+0x723/0xbe0
[10674.532629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10674.532629][T19513]      ___sys_sendmsg+0xee/0x170
[10674.532629][T19513]      __sys_sendmsg+0xcd/0x170
[10674.532629][T19513]      do_syscall_64+0xc6/0x1e0
[10674.532629][T19513] 
[10674.535174][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10674.535174][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10674.535174][T19513]      ipv6_find_idev+0x102/0x170
[10674.535174][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10674.535174][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10674.535174][T19513]      netlink_rcv_skb+0x130/0x360
[10674.535174][T19513]      netlink_unicast+0x449/0x710
[10674.535174][T19513]      netlink_sendmsg+0x723/0xbe0
[10674.535174][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10674.535174][T19513]      ___sys_sendmsg+0xee/0x170
[10674.535174][T19513]      __sys_sendmsg+0xcd/0x170
[10674.535174][T19513]      do_syscall_64+0xc6/0x1e0
[10674.535174][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10674.535174][T19513] 
[10674.536911][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10674.536911][T19513]      neigh_parms_alloc+0x1e5/0x510
[10674.536911][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10674.536911][T19513]      ipv6_find_idev+0x102/0x170
[10674.536911][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10674.536911][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10674.536911][T19513]      netlink_rcv_skb+0x130/0x360
[10674.536911][T19513]      netlink_unicast+0x449/0x710
[10674.536911][T19513]      netlink_sendmsg+0x723/0xbe0
[10674.536911][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10674.536911][T19513]      ___sys_sendmsg+0xee/0x170
[10674.536911][T19513]      __sys_sendmsg+0xcd/0x170
[10674.536911][T19513]      do_syscall_64+0xc6/0x1e0
[10674.536911][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10674.536911][T19513] 
[10684.775163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10684.775628][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10684.775628][T19513]      netdev_get_by_index+0x5e/0x80
[10684.775628][T19513]      fib6_nh_init+0x3d8/0x15b0
[10684.775628][T19513]      ip6_route_info_create+0xf18/0x17d0
[10684.775628][T19513]      ip6_route_add+0x1c/0x140
[10684.775628][T19513]      addrconf_prefix_route+0x2a6/0x430
[10684.775628][T19513]      inet6_addr_add+0x4f8/0xa40
[10684.775628][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10684.775628][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10684.775628][T19513]      netlink_rcv_skb+0x130/0x360
[10684.775628][T19513]      netlink_unicast+0x449/0x710
[10684.775628][T19513]      netlink_sendmsg+0x723/0xbe0
[10684.775628][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10684.775628][T19513]      ___sys_sendmsg+0xee/0x170
[10684.775628][T19513]      __sys_sendmsg+0xcd/0x170
[10684.775628][T19513]      do_syscall_64+0xc6/0x1e0
[10684.775628][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10684.775628][T19513] 
[10684.778101][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10684.778101][T19513]      netdev_get_by_index+0x5e/0x80
[10684.778101][T19513]      fib6_nh_init+0x3d8/0x15b0
[10684.778101][T19513]      ip6_route_info_create+0xf18/0x17d0
[10684.778101][T19513]      addrconf_f6i_alloc+0x315/0x560
[10684.778101][T19513]      ipv6_add_addr+0x411/0x2000
[10684.778101][T19513]      inet6_addr_add+0x30e/0xa40
[10684.778101][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10684.778101][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10684.778101][T19513]      netlink_rcv_skb+0x130/0x360
[10684.778101][T19513]      netlink_unicast+0x449/0x710
[10684.778101][T19513]      netlink_sendmsg+0x723/0xbe0
[10684.778101][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10684.778101][T19513]      ___sys_sendmsg+0xee/0x170
[10684.778101][T19513]      __sys_sendmsg+0xcd/0x170
[10684.778101][T19513]      do_syscall_64+0xc6/0x1e0
[10684.778101][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10684.778101][T19513] 
[10684.780597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10684.780597][T19513]      netdev_get_by_index+0x5e/0x80
[10684.780597][T19513]      fib6_nh_init+0x3d8/0x15b0
[10684.780597][T19513]      ip6_route_info_create+0xf18/0x17d0
[10684.780597][T19513]      ip6_route_add+0x1c/0x140
[10684.780597][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10684.780597][T19513]      addrconf_add_dev+0xe2/0x170
[10684.780597][T19513]      inet6_addr_add+0x12f/0xa40
[10684.780597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10684.780597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10684.780597][T19513]      netlink_rcv_skb+0x130/0x360
[10684.780597][T19513]      netlink_unicast+0x449/0x710
[10684.780597][T19513]      netlink_sendmsg+0x723/0xbe0
[10684.780597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10684.780597][T19513]      ___sys_sendmsg+0xee/0x170
[10684.780597][T19513]      __sys_sendmsg+0xcd/0x170
[10684.780597][T19513]      do_syscall_64+0xc6/0x1e0
[10684.780597][T19513] 
[10684.783077][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10684.783077][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10684.783077][T19513]      ipv6_find_idev+0x102/0x170
[10684.783077][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10684.783077][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10684.783077][T19513]      netlink_rcv_skb+0x130/0x360
[10684.783077][T19513]      netlink_unicast+0x449/0x710
[10684.783077][T19513]      netlink_sendmsg+0x723/0xbe0
[10684.783077][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10684.783077][T19513]      ___sys_sendmsg+0xee/0x170
[10684.783077][T19513]      __sys_sendmsg+0xcd/0x170
[10684.783077][T19513]      do_syscall_64+0xc6/0x1e0
[10684.783077][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10684.783077][T19513] 
[10684.785013][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10684.785013][T19513]      neigh_parms_alloc+0x1e5/0x510
[10684.785013][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10684.785013][T19513]      ipv6_find_idev+0x102/0x170
[10684.785013][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10684.785013][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10684.785013][T19513]      netlink_rcv_skb+0x130/0x360
[10684.785013][T19513]      netlink_unicast+0x449/0x710
[10684.785013][T19513]      netlink_sendmsg+0x723/0xbe0
[10684.785013][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10684.785013][T19513]      ___sys_sendmsg+0xee/0x170
[10684.785013][T19513]      __sys_sendmsg+0xcd/0x170
[10684.785013][T19513]      do_syscall_64+0xc6/0x1e0
[10684.785013][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10684.785013][T19513] 
[10695.023169][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10695.023634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10695.023634][T19513]      netdev_get_by_index+0x5e/0x80
[10695.023634][T19513]      fib6_nh_init+0x3d8/0x15b0
[10695.023634][T19513]      ip6_route_info_create+0xf18/0x17d0
[10695.023634][T19513]      ip6_route_add+0x1c/0x140
[10695.023634][T19513]      addrconf_prefix_route+0x2a6/0x430
[10695.023634][T19513]      inet6_addr_add+0x4f8/0xa40
[10695.023634][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10695.023634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10695.023634][T19513]      netlink_rcv_skb+0x130/0x360
[10695.023634][T19513]      netlink_unicast+0x449/0x710
[10695.023634][T19513]      netlink_sendmsg+0x723/0xbe0
[10695.023634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10695.023634][T19513]      ___sys_sendmsg+0xee/0x170
[10695.023634][T19513]      __sys_sendmsg+0xcd/0x170
[10695.023634][T19513]      do_syscall_64+0xc6/0x1e0
[10695.023634][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10695.023634][T19513] 
[10695.026089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10695.026089][T19513]      netdev_get_by_index+0x5e/0x80
[10695.026089][T19513]      fib6_nh_init+0x3d8/0x15b0
[10695.026089][T19513]      ip6_route_info_create+0xf18/0x17d0
[10695.026089][T19513]      addrconf_f6i_alloc+0x315/0x560
[10695.026089][T19513]      ipv6_add_addr+0x411/0x2000
[10695.026089][T19513]      inet6_addr_add+0x30e/0xa40
[10695.026089][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10695.026089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10695.026089][T19513]      netlink_rcv_skb+0x130/0x360
[10695.026089][T19513]      netlink_unicast+0x449/0x710
[10695.026089][T19513]      netlink_sendmsg+0x723/0xbe0
[10695.026089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10695.026089][T19513]      ___sys_sendmsg+0xee/0x170
[10695.026089][T19513]      __sys_sendmsg+0xcd/0x170
[10695.026089][T19513]      do_syscall_64+0xc6/0x1e0
[10695.026089][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10695.026089][T19513] 
[10695.028411][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10695.028411][T19513]      netdev_get_by_index+0x5e/0x80
[10695.028411][T19513]      fib6_nh_init+0x3d8/0x15b0
[10695.028411][T19513]      ip6_route_info_create+0xf18/0x17d0
[10695.028411][T19513]      ip6_route_add+0x1c/0x140
[10695.028411][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10695.028411][T19513]      addrconf_add_dev+0xe2/0x170
[10695.028411][T19513]      inet6_addr_add+0x12f/0xa40
[10695.028411][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10695.028411][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10695.028411][T19513]      netlink_rcv_skb+0x130/0x360
[10695.028411][T19513]      netlink_unicast+0x449/0x710
[10695.028411][T19513]      netlink_sendmsg+0x723/0xbe0
[10695.028411][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10695.028411][T19513]      ___sys_sendmsg+0xee/0x170
[10695.028411][T19513]      __sys_sendmsg+0xcd/0x170
[10695.028411][T19513]      do_syscall_64+0xc6/0x1e0
[10695.028411][T19513] 
[10695.030605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10695.030605][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10695.030605][T19513]      ipv6_find_idev+0x102/0x170
[10695.030605][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10695.030605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10695.030605][T19513]      netlink_rcv_skb+0x130/0x360
[10695.030605][T19513]      netlink_unicast+0x449/0x710
[10695.030605][T19513]      netlink_sendmsg+0x723/0xbe0
[10695.030605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10695.030605][T19513]      ___sys_sendmsg+0xee/0x170
[10695.030605][T19513]      __sys_sendmsg+0xcd/0x170
[10695.030605][T19513]      do_syscall_64+0xc6/0x1e0
[10695.030605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10695.030605][T19513] 
[10695.032304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10695.032304][T19513]      neigh_parms_alloc+0x1e5/0x510
[10695.032304][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10695.032304][T19513]      ipv6_find_idev+0x102/0x170
[10695.032304][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10695.032304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10695.032304][T19513]      netlink_rcv_skb+0x130/0x360
[10695.032304][T19513]      netlink_unicast+0x449/0x710
[10695.032304][T19513]      netlink_sendmsg+0x723/0xbe0
[10695.032304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10695.032304][T19513]      ___sys_sendmsg+0xee/0x170
[10695.032304][T19513]      __sys_sendmsg+0xcd/0x170
[10695.032304][T19513]      do_syscall_64+0xc6/0x1e0
[10695.032304][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10695.032304][T19513] 
[10705.271124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10705.271522][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10705.271522][T19513]      netdev_get_by_index+0x5e/0x80
[10705.271522][T19513]      fib6_nh_init+0x3d8/0x15b0
[10705.271522][T19513]      ip6_route_info_create+0xf18/0x17d0
[10705.271522][T19513]      ip6_route_add+0x1c/0x140
[10705.271522][T19513]      addrconf_prefix_route+0x2a6/0x430
[10705.271522][T19513]      inet6_addr_add+0x4f8/0xa40
[10705.271522][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10705.271522][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10705.271522][T19513]      netlink_rcv_skb+0x130/0x360
[10705.271522][T19513]      netlink_unicast+0x449/0x710
[10705.271522][T19513]      netlink_sendmsg+0x723/0xbe0
[10705.271522][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10705.271522][T19513]      ___sys_sendmsg+0xee/0x170
[10705.271522][T19513]      __sys_sendmsg+0xcd/0x170
[10705.271522][T19513]      do_syscall_64+0xc6/0x1e0
[10705.271522][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10705.271522][T19513] 
[10705.273783][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10705.273783][T19513]      netdev_get_by_index+0x5e/0x80
[10705.273783][T19513]      fib6_nh_init+0x3d8/0x15b0
[10705.273783][T19513]      ip6_route_info_create+0xf18/0x17d0
[10705.273783][T19513]      addrconf_f6i_alloc+0x315/0x560
[10705.273783][T19513]      ipv6_add_addr+0x411/0x2000
[10705.273783][T19513]      inet6_addr_add+0x30e/0xa40
[10705.273783][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10705.273783][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10705.273783][T19513]      netlink_rcv_skb+0x130/0x360
[10705.273783][T19513]      netlink_unicast+0x449/0x710
[10705.273783][T19513]      netlink_sendmsg+0x723/0xbe0
[10705.273783][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10705.273783][T19513]      ___sys_sendmsg+0xee/0x170
[10705.273783][T19513]      __sys_sendmsg+0xcd/0x170
[10705.273783][T19513]      do_syscall_64+0xc6/0x1e0
[10705.273783][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10705.273783][T19513] 
[10705.276001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10705.276001][T19513]      netdev_get_by_index+0x5e/0x80
[10705.276001][T19513]      fib6_nh_init+0x3d8/0x15b0
[10705.276001][T19513]      ip6_route_info_create+0xf18/0x17d0
[10705.276001][T19513]      ip6_route_add+0x1c/0x140
[10705.276001][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10705.276001][T19513]      addrconf_add_dev+0xe2/0x170
[10705.276001][T19513]      inet6_addr_add+0x12f/0xa40
[10705.276001][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10705.276001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10705.276001][T19513]      netlink_rcv_skb+0x130/0x360
[10705.276001][T19513]      netlink_unicast+0x449/0x710
[10705.276001][T19513]      netlink_sendmsg+0x723/0xbe0
[10705.276001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10705.276001][T19513]      ___sys_sendmsg+0xee/0x170
[10705.276001][T19513]      __sys_sendmsg+0xcd/0x170
[10705.276001][T19513]      do_syscall_64+0xc6/0x1e0
[10705.276001][T19513] 
[10705.278233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10705.278233][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10705.278233][T19513]      ipv6_find_idev+0x102/0x170
[10705.278233][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10705.278233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10705.278233][T19513]      netlink_rcv_skb+0x130/0x360
[10705.278233][T19513]      netlink_unicast+0x449/0x710
[10705.278233][T19513]      netlink_sendmsg+0x723/0xbe0
[10705.278233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10705.278233][T19513]      ___sys_sendmsg+0xee/0x170
[10705.278233][T19513]      __sys_sendmsg+0xcd/0x170
[10705.278233][T19513]      do_syscall_64+0xc6/0x1e0
[10705.278233][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10705.278233][T19513] 
[10705.279994][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10705.279994][T19513]      neigh_parms_alloc+0x1e5/0x510
[10705.279994][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10705.279994][T19513]      ipv6_find_idev+0x102/0x170
[10705.279994][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10705.279994][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10705.279994][T19513]      netlink_rcv_skb+0x130/0x360
[10705.279994][T19513]      netlink_unicast+0x449/0x710
[10705.279994][T19513]      netlink_sendmsg+0x723/0xbe0
[10705.279994][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10705.279994][T19513]      ___sys_sendmsg+0xee/0x170
[10705.279994][T19513]      __sys_sendmsg+0xcd/0x170
[10705.279994][T19513]      do_syscall_64+0xc6/0x1e0
[10705.279994][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10705.279994][T19513] 
[10715.519097][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10715.519555][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10715.519555][T19513]      netdev_get_by_index+0x5e/0x80
[10715.519555][T19513]      fib6_nh_init+0x3d8/0x15b0
[10715.519555][T19513]      ip6_route_info_create+0xf18/0x17d0
[10715.519555][T19513]      ip6_route_add+0x1c/0x140
[10715.519555][T19513]      addrconf_prefix_route+0x2a6/0x430
[10715.519555][T19513]      inet6_addr_add+0x4f8/0xa40
[10715.519555][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10715.519555][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10715.519555][T19513]      netlink_rcv_skb+0x130/0x360
[10715.519555][T19513]      netlink_unicast+0x449/0x710
[10715.519555][T19513]      netlink_sendmsg+0x723/0xbe0
[10715.519555][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10715.519555][T19513]      ___sys_sendmsg+0xee/0x170
[10715.519555][T19513]      __sys_sendmsg+0xcd/0x170
[10715.519555][T19513]      do_syscall_64+0xc6/0x1e0
[10715.519555][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10715.519555][T19513] 
[10715.521988][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10715.521988][T19513]      netdev_get_by_index+0x5e/0x80
[10715.521988][T19513]      fib6_nh_init+0x3d8/0x15b0
[10715.521988][T19513]      ip6_route_info_create+0xf18/0x17d0
[10715.521988][T19513]      addrconf_f6i_alloc+0x315/0x560
[10715.521988][T19513]      ipv6_add_addr+0x411/0x2000
[10715.521988][T19513]      inet6_addr_add+0x30e/0xa40
[10715.521988][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10715.521988][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10715.521988][T19513]      netlink_rcv_skb+0x130/0x360
[10715.521988][T19513]      netlink_unicast+0x449/0x710
[10715.521988][T19513]      netlink_sendmsg+0x723/0xbe0
[10715.521988][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10715.521988][T19513]      ___sys_sendmsg+0xee/0x170
[10715.521988][T19513]      __sys_sendmsg+0xcd/0x170
[10715.521988][T19513]      do_syscall_64+0xc6/0x1e0
[10715.521988][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10715.521988][T19513] 
[10715.524431][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10715.524431][T19513]      netdev_get_by_index+0x5e/0x80
[10715.524431][T19513]      fib6_nh_init+0x3d8/0x15b0
[10715.524431][T19513]      ip6_route_info_create+0xf18/0x17d0
[10715.524431][T19513]      ip6_route_add+0x1c/0x140
[10715.524431][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10715.524431][T19513]      addrconf_add_dev+0xe2/0x170
[10715.524431][T19513]      inet6_addr_add+0x12f/0xa40
[10715.524431][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10715.524431][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10715.524431][T19513]      netlink_rcv_skb+0x130/0x360
[10715.524431][T19513]      netlink_unicast+0x449/0x710
[10715.524431][T19513]      netlink_sendmsg+0x723/0xbe0
[10715.524431][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10715.524431][T19513]      ___sys_sendmsg+0xee/0x170
[10715.524431][T19513]      __sys_sendmsg+0xcd/0x170
[10715.524431][T19513]      do_syscall_64+0xc6/0x1e0
[10715.524431][T19513] 
[10715.526777][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10715.526777][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10715.526777][T19513]      ipv6_find_idev+0x102/0x170
[10715.526777][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10715.526777][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10715.526777][T19513]      netlink_rcv_skb+0x130/0x360
[10715.526777][T19513]      netlink_unicast+0x449/0x710
[10715.526777][T19513]      netlink_sendmsg+0x723/0xbe0
[10715.526777][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10715.526777][T19513]      ___sys_sendmsg+0xee/0x170
[10715.526777][T19513]      __sys_sendmsg+0xcd/0x170
[10715.526777][T19513]      do_syscall_64+0xc6/0x1e0
[10715.526777][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10715.526777][T19513] 
[10715.528554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10715.528554][T19513]      neigh_parms_alloc+0x1e5/0x510
[10715.528554][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10715.528554][T19513]      ipv6_find_idev+0x102/0x170
[10715.528554][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10715.528554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10715.528554][T19513]      netlink_rcv_skb+0x130/0x360
[10715.528554][T19513]      netlink_unicast+0x449/0x710
[10715.528554][T19513]      netlink_sendmsg+0x723/0xbe0
[10715.528554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10715.528554][T19513]      ___sys_sendmsg+0xee/0x170
[10715.528554][T19513]      __sys_sendmsg+0xcd/0x170
[10715.528554][T19513]      do_syscall_64+0xc6/0x1e0
[10715.528554][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10715.528554][T19513] 
[10725.767153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10725.767750][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10725.767750][T19513]      netdev_get_by_index+0x5e/0x80
[10725.767750][T19513]      fib6_nh_init+0x3d8/0x15b0
[10725.767750][T19513]      ip6_route_info_create+0xf18/0x17d0
[10725.767750][T19513]      ip6_route_add+0x1c/0x140
[10725.767750][T19513]      addrconf_prefix_route+0x2a6/0x430
[10725.767750][T19513]      inet6_addr_add+0x4f8/0xa40
[10725.767750][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10725.767750][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10725.767750][T19513]      netlink_rcv_skb+0x130/0x360
[10725.767750][T19513]      netlink_unicast+0x449/0x710
[10725.767750][T19513]      netlink_sendmsg+0x723/0xbe0
[10725.767750][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10725.767750][T19513]      ___sys_sendmsg+0xee/0x170
[10725.767750][T19513]      __sys_sendmsg+0xcd/0x170
[10725.767750][T19513]      do_syscall_64+0xc6/0x1e0
[10725.767750][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10725.767750][T19513] 
[10725.771275][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10725.771275][T19513]      netdev_get_by_index+0x5e/0x80
[10725.771275][T19513]      fib6_nh_init+0x3d8/0x15b0
[10725.771275][T19513]      ip6_route_info_create+0xf18/0x17d0
[10725.771275][T19513]      addrconf_f6i_alloc+0x315/0x560
[10725.771275][T19513]      ipv6_add_addr+0x411/0x2000
[10725.771275][T19513]      inet6_addr_add+0x30e/0xa40
[10725.771275][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10725.771275][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10725.771275][T19513]      netlink_rcv_skb+0x130/0x360
[10725.771275][T19513]      netlink_unicast+0x449/0x710
[10725.771275][T19513]      netlink_sendmsg+0x723/0xbe0
[10725.771275][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10725.771275][T19513]      ___sys_sendmsg+0xee/0x170
[10725.771275][T19513]      __sys_sendmsg+0xcd/0x170
[10725.771275][T19513]      do_syscall_64+0xc6/0x1e0
[10725.771275][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10725.771275][T19513] 
[10725.774757][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10725.774757][T19513]      netdev_get_by_index+0x5e/0x80
[10725.774757][T19513]      fib6_nh_init+0x3d8/0x15b0
[10725.774757][T19513]      ip6_route_info_create+0xf18/0x17d0
[10725.774757][T19513]      ip6_route_add+0x1c/0x140
[10725.774757][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10725.774757][T19513]      addrconf_add_dev+0xe2/0x170
[10725.774757][T19513]      inet6_addr_add+0x12f/0xa40
[10725.774757][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10725.774757][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10725.774757][T19513]      netlink_rcv_skb+0x130/0x360
[10725.774757][T19513]      netlink_unicast+0x449/0x710
[10725.774757][T19513]      netlink_sendmsg+0x723/0xbe0
[10725.774757][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10725.774757][T19513]      ___sys_sendmsg+0xee/0x170
[10725.774757][T19513]      __sys_sendmsg+0xcd/0x170
[10725.774757][T19513]      do_syscall_64+0xc6/0x1e0
[10725.774757][T19513] 
[10725.778220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10725.778220][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10725.778220][T19513]      ipv6_find_idev+0x102/0x170
[10725.778220][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10725.778220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10725.778220][T19513]      netlink_rcv_skb+0x130/0x360
[10725.778220][T19513]      netlink_unicast+0x449/0x710
[10725.778220][T19513]      netlink_sendmsg+0x723/0xbe0
[10725.778220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10725.778220][T19513]      ___sys_sendmsg+0xee/0x170
[10725.778220][T19513]      __sys_sendmsg+0xcd/0x170
[10725.778220][T19513]      do_syscall_64+0xc6/0x1e0
[10725.778220][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10725.778220][T19513] 
[10725.780915][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10725.780915][T19513]      neigh_parms_alloc+0x1e5/0x510
[10725.780915][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10725.780915][T19513]      ipv6_find_idev+0x102/0x170
[10725.780915][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10725.780915][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10725.780915][T19513]      netlink_rcv_skb+0x130/0x360
[10725.780915][T19513]      netlink_unicast+0x449/0x710
[10725.780915][T19513]      netlink_sendmsg+0x723/0xbe0
[10725.780915][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10725.780915][T19513]      ___sys_sendmsg+0xee/0x170
[10725.780915][T19513]      __sys_sendmsg+0xcd/0x170
[10725.780915][T19513]      do_syscall_64+0xc6/0x1e0
[10725.780915][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10725.780915][T19513] 
[10736.031159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10736.031598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10736.031598][T19513]      netdev_get_by_index+0x5e/0x80
[10736.031598][T19513]      fib6_nh_init+0x3d8/0x15b0
[10736.031598][T19513]      ip6_route_info_create+0xf18/0x17d0
[10736.031598][T19513]      ip6_route_add+0x1c/0x140
[10736.031598][T19513]      addrconf_prefix_route+0x2a6/0x430
[10736.031598][T19513]      inet6_addr_add+0x4f8/0xa40
[10736.031598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10736.031598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10736.031598][T19513]      netlink_rcv_skb+0x130/0x360
[10736.031598][T19513]      netlink_unicast+0x449/0x710
[10736.031598][T19513]      netlink_sendmsg+0x723/0xbe0
[10736.031598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10736.031598][T19513]      ___sys_sendmsg+0xee/0x170
[10736.031598][T19513]      __sys_sendmsg+0xcd/0x170
[10736.031598][T19513]      do_syscall_64+0xc6/0x1e0
[10736.031598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10736.031598][T19513] 
[10736.034037][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10736.034037][T19513]      netdev_get_by_index+0x5e/0x80
[10736.034037][T19513]      fib6_nh_init+0x3d8/0x15b0
[10736.034037][T19513]      ip6_route_info_create+0xf18/0x17d0
[10736.034037][T19513]      addrconf_f6i_alloc+0x315/0x560
[10736.034037][T19513]      ipv6_add_addr+0x411/0x2000
[10736.034037][T19513]      inet6_addr_add+0x30e/0xa40
[10736.034037][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10736.034037][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10736.034037][T19513]      netlink_rcv_skb+0x130/0x360
[10736.034037][T19513]      netlink_unicast+0x449/0x710
[10736.034037][T19513]      netlink_sendmsg+0x723/0xbe0
[10736.034037][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10736.034037][T19513]      ___sys_sendmsg+0xee/0x170
[10736.034037][T19513]      __sys_sendmsg+0xcd/0x170
[10736.034037][T19513]      do_syscall_64+0xc6/0x1e0
[10736.034037][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10736.034037][T19513] 
[10736.036424][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10736.036424][T19513]      netdev_get_by_index+0x5e/0x80
[10736.036424][T19513]      fib6_nh_init+0x3d8/0x15b0
[10736.036424][T19513]      ip6_route_info_create+0xf18/0x17d0
[10736.036424][T19513]      ip6_route_add+0x1c/0x140
[10736.036424][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10736.036424][T19513]      addrconf_add_dev+0xe2/0x170
[10736.036424][T19513]      inet6_addr_add+0x12f/0xa40
[10736.036424][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10736.036424][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10736.036424][T19513]      netlink_rcv_skb+0x130/0x360
[10736.036424][T19513]      netlink_unicast+0x449/0x710
[10736.036424][T19513]      netlink_sendmsg+0x723/0xbe0
[10736.036424][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10736.036424][T19513]      ___sys_sendmsg+0xee/0x170
[10736.036424][T19513]      __sys_sendmsg+0xcd/0x170
[10736.036424][T19513]      do_syscall_64+0xc6/0x1e0
[10736.036424][T19513] 
[10736.038736][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10736.038736][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10736.038736][T19513]      ipv6_find_idev+0x102/0x170
[10736.038736][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10736.038736][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10736.038736][T19513]      netlink_rcv_skb+0x130/0x360
[10736.038736][T19513]      netlink_unicast+0x449/0x710
[10736.038736][T19513]      netlink_sendmsg+0x723/0xbe0
[10736.038736][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10736.038736][T19513]      ___sys_sendmsg+0xee/0x170
[10736.038736][T19513]      __sys_sendmsg+0xcd/0x170
[10736.038736][T19513]      do_syscall_64+0xc6/0x1e0
[10736.038736][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10736.038736][T19513] 
[10736.040590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10736.040590][T19513]      neigh_parms_alloc+0x1e5/0x510
[10736.040590][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10736.040590][T19513]      ipv6_find_idev+0x102/0x170
[10736.040590][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10736.040590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10736.040590][T19513]      netlink_rcv_skb+0x130/0x360
[10736.040590][T19513]      netlink_unicast+0x449/0x710
[10736.040590][T19513]      netlink_sendmsg+0x723/0xbe0
[10736.040590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10736.040590][T19513]      ___sys_sendmsg+0xee/0x170
[10736.040590][T19513]      __sys_sendmsg+0xcd/0x170
[10736.040590][T19513]      do_syscall_64+0xc6/0x1e0
[10736.040590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10736.040590][T19513] 
[10746.279114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10746.279599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10746.279599][T19513]      netdev_get_by_index+0x5e/0x80
[10746.279599][T19513]      fib6_nh_init+0x3d8/0x15b0
[10746.279599][T19513]      ip6_route_info_create+0xf18/0x17d0
[10746.279599][T19513]      ip6_route_add+0x1c/0x140
[10746.279599][T19513]      addrconf_prefix_route+0x2a6/0x430
[10746.279599][T19513]      inet6_addr_add+0x4f8/0xa40
[10746.279599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10746.279599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10746.279599][T19513]      netlink_rcv_skb+0x130/0x360
[10746.279599][T19513]      netlink_unicast+0x449/0x710
[10746.279599][T19513]      netlink_sendmsg+0x723/0xbe0
[10746.279599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10746.279599][T19513]      ___sys_sendmsg+0xee/0x170
[10746.279599][T19513]      __sys_sendmsg+0xcd/0x170
[10746.279599][T19513]      do_syscall_64+0xc6/0x1e0
[10746.279599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10746.279599][T19513] 
[10746.281966][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10746.281966][T19513]      netdev_get_by_index+0x5e/0x80
[10746.281966][T19513]      fib6_nh_init+0x3d8/0x15b0
[10746.281966][T19513]      ip6_route_info_create+0xf18/0x17d0
[10746.281966][T19513]      addrconf_f6i_alloc+0x315/0x560
[10746.281966][T19513]      ipv6_add_addr+0x411/0x2000
[10746.281966][T19513]      inet6_addr_add+0x30e/0xa40
[10746.281966][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10746.281966][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10746.281966][T19513]      netlink_rcv_skb+0x130/0x360
[10746.281966][T19513]      netlink_unicast+0x449/0x710
[10746.281966][T19513]      netlink_sendmsg+0x723/0xbe0
[10746.281966][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10746.281966][T19513]      ___sys_sendmsg+0xee/0x170
[10746.281966][T19513]      __sys_sendmsg+0xcd/0x170
[10746.281966][T19513]      do_syscall_64+0xc6/0x1e0
[10746.281966][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10746.281966][T19513] 
[10746.284301][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10746.284301][T19513]      netdev_get_by_index+0x5e/0x80
[10746.284301][T19513]      fib6_nh_init+0x3d8/0x15b0
[10746.284301][T19513]      ip6_route_info_create+0xf18/0x17d0
[10746.284301][T19513]      ip6_route_add+0x1c/0x140
[10746.284301][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10746.284301][T19513]      addrconf_add_dev+0xe2/0x170
[10746.284301][T19513]      inet6_addr_add+0x12f/0xa40
[10746.284301][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10746.284301][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10746.284301][T19513]      netlink_rcv_skb+0x130/0x360
[10746.284301][T19513]      netlink_unicast+0x449/0x710
[10746.284301][T19513]      netlink_sendmsg+0x723/0xbe0
[10746.284301][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10746.284301][T19513]      ___sys_sendmsg+0xee/0x170
[10746.284301][T19513]      __sys_sendmsg+0xcd/0x170
[10746.284301][T19513]      do_syscall_64+0xc6/0x1e0
[10746.284301][T19513] 
[10746.286546][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10746.286546][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10746.286546][T19513]      ipv6_find_idev+0x102/0x170
[10746.286546][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10746.286546][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10746.286546][T19513]      netlink_rcv_skb+0x130/0x360
[10746.286546][T19513]      netlink_unicast+0x449/0x710
[10746.286546][T19513]      netlink_sendmsg+0x723/0xbe0
[10746.286546][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10746.286546][T19513]      ___sys_sendmsg+0xee/0x170
[10746.286546][T19513]      __sys_sendmsg+0xcd/0x170
[10746.286546][T19513]      do_syscall_64+0xc6/0x1e0
[10746.286546][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10746.286546][T19513] 
[10746.288309][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10746.288309][T19513]      neigh_parms_alloc+0x1e5/0x510
[10746.288309][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10746.288309][T19513]      ipv6_find_idev+0x102/0x170
[10746.288309][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10746.288309][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10746.288309][T19513]      netlink_rcv_skb+0x130/0x360
[10746.288309][T19513]      netlink_unicast+0x449/0x710
[10746.288309][T19513]      netlink_sendmsg+0x723/0xbe0
[10746.288309][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10746.288309][T19513]      ___sys_sendmsg+0xee/0x170
[10746.288309][T19513]      __sys_sendmsg+0xcd/0x170
[10746.288309][T19513]      do_syscall_64+0xc6/0x1e0
[10746.288309][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10746.288309][T19513] 
[10756.527135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10756.527592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10756.527592][T19513]      netdev_get_by_index+0x5e/0x80
[10756.527592][T19513]      fib6_nh_init+0x3d8/0x15b0
[10756.527592][T19513]      ip6_route_info_create+0xf18/0x17d0
[10756.527592][T19513]      ip6_route_add+0x1c/0x140
[10756.527592][T19513]      addrconf_prefix_route+0x2a6/0x430
[10756.527592][T19513]      inet6_addr_add+0x4f8/0xa40
[10756.527592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10756.527592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10756.527592][T19513]      netlink_rcv_skb+0x130/0x360
[10756.527592][T19513]      netlink_unicast+0x449/0x710
[10756.527592][T19513]      netlink_sendmsg+0x723/0xbe0
[10756.527592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10756.527592][T19513]      ___sys_sendmsg+0xee/0x170
[10756.527592][T19513]      __sys_sendmsg+0xcd/0x170
[10756.527592][T19513]      do_syscall_64+0xc6/0x1e0
[10756.527592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10756.527592][T19513] 
[10756.529856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10756.529856][T19513]      netdev_get_by_index+0x5e/0x80
[10756.529856][T19513]      fib6_nh_init+0x3d8/0x15b0
[10756.529856][T19513]      ip6_route_info_create+0xf18/0x17d0
[10756.529856][T19513]      addrconf_f6i_alloc+0x315/0x560
[10756.529856][T19513]      ipv6_add_addr+0x411/0x2000
[10756.529856][T19513]      inet6_addr_add+0x30e/0xa40
[10756.529856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10756.529856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10756.529856][T19513]      netlink_rcv_skb+0x130/0x360
[10756.529856][T19513]      netlink_unicast+0x449/0x710
[10756.529856][T19513]      netlink_sendmsg+0x723/0xbe0
[10756.529856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10756.529856][T19513]      ___sys_sendmsg+0xee/0x170
[10756.529856][T19513]      __sys_sendmsg+0xcd/0x170
[10756.529856][T19513]      do_syscall_64+0xc6/0x1e0
[10756.529856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10756.529856][T19513] 
[10756.532084][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10756.532084][T19513]      netdev_get_by_index+0x5e/0x80
[10756.532084][T19513]      fib6_nh_init+0x3d8/0x15b0
[10756.532084][T19513]      ip6_route_info_create+0xf18/0x17d0
[10756.532084][T19513]      ip6_route_add+0x1c/0x140
[10756.532084][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10756.532084][T19513]      addrconf_add_dev+0xe2/0x170
[10756.532084][T19513]      inet6_addr_add+0x12f/0xa40
[10756.532084][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10756.532084][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10756.532084][T19513]      netlink_rcv_skb+0x130/0x360
[10756.532084][T19513]      netlink_unicast+0x449/0x710
[10756.532084][T19513]      netlink_sendmsg+0x723/0xbe0
[10756.532084][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10756.532084][T19513]      ___sys_sendmsg+0xee/0x170
[10756.532084][T19513]      __sys_sendmsg+0xcd/0x170
[10756.532084][T19513]      do_syscall_64+0xc6/0x1e0
[10756.532084][T19513] 
[10756.534256][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10756.534256][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10756.534256][T19513]      ipv6_find_idev+0x102/0x170
[10756.534256][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10756.534256][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10756.534256][T19513]      netlink_rcv_skb+0x130/0x360
[10756.534256][T19513]      netlink_unicast+0x449/0x710
[10756.534256][T19513]      netlink_sendmsg+0x723/0xbe0
[10756.534256][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10756.534256][T19513]      ___sys_sendmsg+0xee/0x170
[10756.534256][T19513]      __sys_sendmsg+0xcd/0x170
[10756.534256][T19513]      do_syscall_64+0xc6/0x1e0
[10756.534256][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10756.534256][T19513] 
[10756.535978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10756.535978][T19513]      neigh_parms_alloc+0x1e5/0x510
[10756.535978][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10756.535978][T19513]      ipv6_find_idev+0x102/0x170
[10756.535978][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10756.535978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10756.535978][T19513]      netlink_rcv_skb+0x130/0x360
[10756.535978][T19513]      netlink_unicast+0x449/0x710
[10756.535978][T19513]      netlink_sendmsg+0x723/0xbe0
[10756.535978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10756.535978][T19513]      ___sys_sendmsg+0xee/0x170
[10756.535978][T19513]      __sys_sendmsg+0xcd/0x170
[10756.535978][T19513]      do_syscall_64+0xc6/0x1e0
[10756.535978][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10756.535978][T19513] 
[10766.831147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10766.831558][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10766.831558][T19513]      netdev_get_by_index+0x5e/0x80
[10766.831558][T19513]      fib6_nh_init+0x3d8/0x15b0
[10766.831558][T19513]      ip6_route_info_create+0xf18/0x17d0
[10766.831558][T19513]      ip6_route_add+0x1c/0x140
[10766.831558][T19513]      addrconf_prefix_route+0x2a6/0x430
[10766.831558][T19513]      inet6_addr_add+0x4f8/0xa40
[10766.831558][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10766.831558][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10766.831558][T19513]      netlink_rcv_skb+0x130/0x360
[10766.831558][T19513]      netlink_unicast+0x449/0x710
[10766.831558][T19513]      netlink_sendmsg+0x723/0xbe0
[10766.831558][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10766.831558][T19513]      ___sys_sendmsg+0xee/0x170
[10766.831558][T19513]      __sys_sendmsg+0xcd/0x170
[10766.831558][T19513]      do_syscall_64+0xc6/0x1e0
[10766.831558][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10766.831558][T19513] 
[10766.833905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10766.833905][T19513]      netdev_get_by_index+0x5e/0x80
[10766.833905][T19513]      fib6_nh_init+0x3d8/0x15b0
[10766.833905][T19513]      ip6_route_info_create+0xf18/0x17d0
[10766.833905][T19513]      addrconf_f6i_alloc+0x315/0x560
[10766.833905][T19513]      ipv6_add_addr+0x411/0x2000
[10766.833905][T19513]      inet6_addr_add+0x30e/0xa40
[10766.833905][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10766.833905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10766.833905][T19513]      netlink_rcv_skb+0x130/0x360
[10766.833905][T19513]      netlink_unicast+0x449/0x710
[10766.833905][T19513]      netlink_sendmsg+0x723/0xbe0
[10766.833905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10766.833905][T19513]      ___sys_sendmsg+0xee/0x170
[10766.833905][T19513]      __sys_sendmsg+0xcd/0x170
[10766.833905][T19513]      do_syscall_64+0xc6/0x1e0
[10766.833905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10766.833905][T19513] 
[10766.836164][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10766.836164][T19513]      netdev_get_by_index+0x5e/0x80
[10766.836164][T19513]      fib6_nh_init+0x3d8/0x15b0
[10766.836164][T19513]      ip6_route_info_create+0xf18/0x17d0
[10766.836164][T19513]      ip6_route_add+0x1c/0x140
[10766.836164][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10766.836164][T19513]      addrconf_add_dev+0xe2/0x170
[10766.836164][T19513]      inet6_addr_add+0x12f/0xa40
[10766.836164][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10766.836164][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10766.836164][T19513]      netlink_rcv_skb+0x130/0x360
[10766.836164][T19513]      netlink_unicast+0x449/0x710
[10766.836164][T19513]      netlink_sendmsg+0x723/0xbe0
[10766.836164][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10766.836164][T19513]      ___sys_sendmsg+0xee/0x170
[10766.836164][T19513]      __sys_sendmsg+0xcd/0x170
[10766.836164][T19513]      do_syscall_64+0xc6/0x1e0
[10766.836164][T19513] 
[10766.838410][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10766.838410][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10766.838410][T19513]      ipv6_find_idev+0x102/0x170
[10766.838410][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10766.838410][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10766.838410][T19513]      netlink_rcv_skb+0x130/0x360
[10766.838410][T19513]      netlink_unicast+0x449/0x710
[10766.838410][T19513]      netlink_sendmsg+0x723/0xbe0
[10766.838410][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10766.838410][T19513]      ___sys_sendmsg+0xee/0x170
[10766.838410][T19513]      __sys_sendmsg+0xcd/0x170
[10766.838410][T19513]      do_syscall_64+0xc6/0x1e0
[10766.838410][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10766.838410][T19513] 
[10766.840143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10766.840143][T19513]      neigh_parms_alloc+0x1e5/0x510
[10766.840143][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10766.840143][T19513]      ipv6_find_idev+0x102/0x170
[10766.840143][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10766.840143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10766.840143][T19513]      netlink_rcv_skb+0x130/0x360
[10766.840143][T19513]      netlink_unicast+0x449/0x710
[10766.840143][T19513]      netlink_sendmsg+0x723/0xbe0
[10766.840143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10766.840143][T19513]      ___sys_sendmsg+0xee/0x170
[10766.840143][T19513]      __sys_sendmsg+0xcd/0x170
[10766.840143][T19513]      do_syscall_64+0xc6/0x1e0
[10766.840143][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10766.840143][T19513] 
[10776.935063][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10776.935624][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10776.935624][T19513]      netdev_get_by_index+0x5e/0x80
[10776.935624][T19513]      fib6_nh_init+0x3d8/0x15b0
[10776.935624][T19513]      ip6_route_info_create+0xf18/0x17d0
[10776.935624][T19513]      ip6_route_add+0x1c/0x140
[10776.935624][T19513]      addrconf_prefix_route+0x2a6/0x430
[10776.935624][T19513]      inet6_addr_add+0x4f8/0xa40
[10776.935624][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10776.935624][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10776.935624][T19513]      netlink_rcv_skb+0x130/0x360
[10776.935624][T19513]      netlink_unicast+0x449/0x710
[10776.935624][T19513]      netlink_sendmsg+0x723/0xbe0
[10776.935624][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10776.935624][T19513]      ___sys_sendmsg+0xee/0x170
[10776.935624][T19513]      __sys_sendmsg+0xcd/0x170
[10776.935624][T19513]      do_syscall_64+0xc6/0x1e0
[10776.935624][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10776.935624][T19513] 
[10776.937939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10776.937939][T19513]      netdev_get_by_index+0x5e/0x80
[10776.937939][T19513]      fib6_nh_init+0x3d8/0x15b0
[10776.937939][T19513]      ip6_route_info_create+0xf18/0x17d0
[10776.937939][T19513]      addrconf_f6i_alloc+0x315/0x560
[10776.937939][T19513]      ipv6_add_addr+0x411/0x2000
[10776.937939][T19513]      inet6_addr_add+0x30e/0xa40
[10776.937939][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10776.937939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10776.937939][T19513]      netlink_rcv_skb+0x130/0x360
[10776.937939][T19513]      netlink_unicast+0x449/0x710
[10776.937939][T19513]      netlink_sendmsg+0x723/0xbe0
[10776.937939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10776.937939][T19513]      ___sys_sendmsg+0xee/0x170
[10776.937939][T19513]      __sys_sendmsg+0xcd/0x170
[10776.937939][T19513]      do_syscall_64+0xc6/0x1e0
[10776.937939][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10776.937939][T19513] 
[10776.940258][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10776.940258][T19513]      netdev_get_by_index+0x5e/0x80
[10776.940258][T19513]      fib6_nh_init+0x3d8/0x15b0
[10776.940258][T19513]      ip6_route_info_create+0xf18/0x17d0
[10776.940258][T19513]      ip6_route_add+0x1c/0x140
[10776.940258][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10776.940258][T19513]      addrconf_add_dev+0xe2/0x170
[10776.940258][T19513]      inet6_addr_add+0x12f/0xa40
[10776.940258][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10776.940258][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10776.940258][T19513]      netlink_rcv_skb+0x130/0x360
[10776.940258][T19513]      netlink_unicast+0x449/0x710
[10776.940258][T19513]      netlink_sendmsg+0x723/0xbe0
[10776.940258][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10776.940258][T19513]      ___sys_sendmsg+0xee/0x170
[10776.940258][T19513]      __sys_sendmsg+0xcd/0x170
[10776.940258][T19513]      do_syscall_64+0xc6/0x1e0
[10776.940258][T19513] 
[10776.942499][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10776.942499][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10776.942499][T19513]      ipv6_find_idev+0x102/0x170
[10776.942499][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10776.942499][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10776.942499][T19513]      netlink_rcv_skb+0x130/0x360
[10776.942499][T19513]      netlink_unicast+0x449/0x710
[10776.942499][T19513]      netlink_sendmsg+0x723/0xbe0
[10776.942499][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10776.942499][T19513]      ___sys_sendmsg+0xee/0x170
[10776.942499][T19513]      __sys_sendmsg+0xcd/0x170
[10776.942499][T19513]      do_syscall_64+0xc6/0x1e0
[10776.942499][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10776.942499][T19513] 
[10776.944258][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10776.944258][T19513]      neigh_parms_alloc+0x1e5/0x510
[10776.944258][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10776.944258][T19513]      ipv6_find_idev+0x102/0x170
[10776.944258][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10776.944258][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10776.944258][T19513]      netlink_rcv_skb+0x130/0x360
[10776.944258][T19513]      netlink_unicast+0x449/0x710
[10776.944258][T19513]      netlink_sendmsg+0x723/0xbe0
[10776.944258][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10776.944258][T19513]      ___sys_sendmsg+0xee/0x170
[10776.944258][T19513]      __sys_sendmsg+0xcd/0x170
[10776.944258][T19513]      do_syscall_64+0xc6/0x1e0
[10776.944258][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10776.944258][T19513] 
[10787.183134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10787.183695][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10787.183695][T19513]      netdev_get_by_index+0x5e/0x80
[10787.183695][T19513]      fib6_nh_init+0x3d8/0x15b0
[10787.183695][T19513]      ip6_route_info_create+0xf18/0x17d0
[10787.183695][T19513]      ip6_route_add+0x1c/0x140
[10787.183695][T19513]      addrconf_prefix_route+0x2a6/0x430
[10787.183695][T19513]      inet6_addr_add+0x4f8/0xa40
[10787.183695][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10787.183695][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10787.183695][T19513]      netlink_rcv_skb+0x130/0x360
[10787.183695][T19513]      netlink_unicast+0x449/0x710
[10787.183695][T19513]      netlink_sendmsg+0x723/0xbe0
[10787.183695][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10787.183695][T19513]      ___sys_sendmsg+0xee/0x170
[10787.183695][T19513]      __sys_sendmsg+0xcd/0x170
[10787.183695][T19513]      do_syscall_64+0xc6/0x1e0
[10787.183695][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10787.183695][T19513] 
[10787.187312][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10787.187312][T19513]      netdev_get_by_index+0x5e/0x80
[10787.187312][T19513]      fib6_nh_init+0x3d8/0x15b0
[10787.187312][T19513]      ip6_route_info_create+0xf18/0x17d0
[10787.187312][T19513]      addrconf_f6i_alloc+0x315/0x560
[10787.187312][T19513]      ipv6_add_addr+0x411/0x2000
[10787.187312][T19513]      inet6_addr_add+0x30e/0xa40
[10787.187312][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10787.187312][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10787.187312][T19513]      netlink_rcv_skb+0x130/0x360
[10787.187312][T19513]      netlink_unicast+0x449/0x710
[10787.187312][T19513]      netlink_sendmsg+0x723/0xbe0
[10787.187312][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10787.187312][T19513]      ___sys_sendmsg+0xee/0x170
[10787.187312][T19513]      __sys_sendmsg+0xcd/0x170
[10787.187312][T19513]      do_syscall_64+0xc6/0x1e0
[10787.187312][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10787.187312][T19513] 
[10787.190322][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10787.190322][T19513]      netdev_get_by_index+0x5e/0x80
[10787.190322][T19513]      fib6_nh_init+0x3d8/0x15b0
[10787.190322][T19513]      ip6_route_info_create+0xf18/0x17d0
[10787.190322][T19513]      ip6_route_add+0x1c/0x140
[10787.190322][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10787.190322][T19513]      addrconf_add_dev+0xe2/0x170
[10787.190322][T19513]      inet6_addr_add+0x12f/0xa40
[10787.190322][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10787.190322][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10787.190322][T19513]      netlink_rcv_skb+0x130/0x360
[10787.190322][T19513]      netlink_unicast+0x449/0x710
[10787.190322][T19513]      netlink_sendmsg+0x723/0xbe0
[10787.190322][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10787.190322][T19513]      ___sys_sendmsg+0xee/0x170
[10787.190322][T19513]      __sys_sendmsg+0xcd/0x170
[10787.190322][T19513]      do_syscall_64+0xc6/0x1e0
[10787.190322][T19513] 
[10787.193499][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10787.193499][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10787.193499][T19513]      ipv6_find_idev+0x102/0x170
[10787.193499][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10787.193499][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10787.193499][T19513]      netlink_rcv_skb+0x130/0x360
[10787.193499][T19513]      netlink_unicast+0x449/0x710
[10787.193499][T19513]      netlink_sendmsg+0x723/0xbe0
[10787.193499][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10787.193499][T19513]      ___sys_sendmsg+0xee/0x170
[10787.193499][T19513]      __sys_sendmsg+0xcd/0x170
[10787.193499][T19513]      do_syscall_64+0xc6/0x1e0
[10787.193499][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10787.193499][T19513] 
[10787.196152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10787.196152][T19513]      neigh_parms_alloc+0x1e5/0x510
[10787.196152][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10787.196152][T19513]      ipv6_find_idev+0x102/0x170
[10787.196152][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10787.196152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10787.196152][T19513]      netlink_rcv_skb+0x130/0x360
[10787.196152][T19513]      netlink_unicast+0x449/0x710
[10787.196152][T19513]      netlink_sendmsg+0x723/0xbe0
[10787.196152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10787.196152][T19513]      ___sys_sendmsg+0xee/0x170
[10787.196152][T19513]      __sys_sendmsg+0xcd/0x170
[10787.196152][T19513]      do_syscall_64+0xc6/0x1e0
[10787.196152][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10787.196152][T19513] 
[10797.439102][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10797.439532][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10797.439532][T19513]      netdev_get_by_index+0x5e/0x80
[10797.439532][T19513]      fib6_nh_init+0x3d8/0x15b0
[10797.439532][T19513]      ip6_route_info_create+0xf18/0x17d0
[10797.439532][T19513]      ip6_route_add+0x1c/0x140
[10797.439532][T19513]      addrconf_prefix_route+0x2a6/0x430
[10797.439532][T19513]      inet6_addr_add+0x4f8/0xa40
[10797.439532][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10797.439532][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10797.439532][T19513]      netlink_rcv_skb+0x130/0x360
[10797.439532][T19513]      netlink_unicast+0x449/0x710
[10797.439532][T19513]      netlink_sendmsg+0x723/0xbe0
[10797.439532][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10797.439532][T19513]      ___sys_sendmsg+0xee/0x170
[10797.439532][T19513]      __sys_sendmsg+0xcd/0x170
[10797.439532][T19513]      do_syscall_64+0xc6/0x1e0
[10797.439532][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10797.439532][T19513] 
[10797.441868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10797.441868][T19513]      netdev_get_by_index+0x5e/0x80
[10797.441868][T19513]      fib6_nh_init+0x3d8/0x15b0
[10797.441868][T19513]      ip6_route_info_create+0xf18/0x17d0
[10797.441868][T19513]      addrconf_f6i_alloc+0x315/0x560
[10797.441868][T19513]      ipv6_add_addr+0x411/0x2000
[10797.441868][T19513]      inet6_addr_add+0x30e/0xa40
[10797.441868][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10797.441868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10797.441868][T19513]      netlink_rcv_skb+0x130/0x360
[10797.441868][T19513]      netlink_unicast+0x449/0x710
[10797.441868][T19513]      netlink_sendmsg+0x723/0xbe0
[10797.441868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10797.441868][T19513]      ___sys_sendmsg+0xee/0x170
[10797.441868][T19513]      __sys_sendmsg+0xcd/0x170
[10797.441868][T19513]      do_syscall_64+0xc6/0x1e0
[10797.441868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10797.441868][T19513] 
[10797.444147][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10797.444147][T19513]      netdev_get_by_index+0x5e/0x80
[10797.444147][T19513]      fib6_nh_init+0x3d8/0x15b0
[10797.444147][T19513]      ip6_route_info_create+0xf18/0x17d0
[10797.444147][T19513]      ip6_route_add+0x1c/0x140
[10797.444147][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10797.444147][T19513]      addrconf_add_dev+0xe2/0x170
[10797.444147][T19513]      inet6_addr_add+0x12f/0xa40
[10797.444147][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10797.444147][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10797.444147][T19513]      netlink_rcv_skb+0x130/0x360
[10797.444147][T19513]      netlink_unicast+0x449/0x710
[10797.444147][T19513]      netlink_sendmsg+0x723/0xbe0
[10797.444147][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10797.444147][T19513]      ___sys_sendmsg+0xee/0x170
[10797.444147][T19513]      __sys_sendmsg+0xcd/0x170
[10797.444147][T19513]      do_syscall_64+0xc6/0x1e0
[10797.444147][T19513] 
[10797.446370][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10797.446370][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10797.446370][T19513]      ipv6_find_idev+0x102/0x170
[10797.446370][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10797.446370][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10797.446370][T19513]      netlink_rcv_skb+0x130/0x360
[10797.446370][T19513]      netlink_unicast+0x449/0x710
[10797.446370][T19513]      netlink_sendmsg+0x723/0xbe0
[10797.446370][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10797.446370][T19513]      ___sys_sendmsg+0xee/0x170
[10797.446370][T19513]      __sys_sendmsg+0xcd/0x170
[10797.446370][T19513]      do_syscall_64+0xc6/0x1e0
[10797.446370][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10797.446370][T19513] 
[10797.448786][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10797.448786][T19513]      neigh_parms_alloc+0x1e5/0x510
[10797.448786][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10797.448786][T19513]      ipv6_find_idev+0x102/0x170
[10797.448786][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10797.448786][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10797.448786][T19513]      netlink_rcv_skb+0x130/0x360
[10797.448786][T19513]      netlink_unicast+0x449/0x710
[10797.448786][T19513]      netlink_sendmsg+0x723/0xbe0
[10797.448786][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10797.448786][T19513]      ___sys_sendmsg+0xee/0x170
[10797.448786][T19513]      __sys_sendmsg+0xcd/0x170
[10797.448786][T19513]      do_syscall_64+0xc6/0x1e0
[10797.448786][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10797.448786][T19513] 
[10807.559099][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10807.559578][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10807.559578][T19513]      netdev_get_by_index+0x5e/0x80
[10807.559578][T19513]      fib6_nh_init+0x3d8/0x15b0
[10807.559578][T19513]      ip6_route_info_create+0xf18/0x17d0
[10807.559578][T19513]      ip6_route_add+0x1c/0x140
[10807.559578][T19513]      addrconf_prefix_route+0x2a6/0x430
[10807.559578][T19513]      inet6_addr_add+0x4f8/0xa40
[10807.559578][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10807.559578][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10807.559578][T19513]      netlink_rcv_skb+0x130/0x360
[10807.559578][T19513]      netlink_unicast+0x449/0x710
[10807.559578][T19513]      netlink_sendmsg+0x723/0xbe0
[10807.559578][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10807.559578][T19513]      ___sys_sendmsg+0xee/0x170
[10807.559578][T19513]      __sys_sendmsg+0xcd/0x170
[10807.559578][T19513]      do_syscall_64+0xc6/0x1e0
[10807.559578][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10807.559578][T19513] 
[10807.562191][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10807.562191][T19513]      netdev_get_by_index+0x5e/0x80
[10807.562191][T19513]      fib6_nh_init+0x3d8/0x15b0
[10807.562191][T19513]      ip6_route_info_create+0xf18/0x17d0
[10807.562191][T19513]      addrconf_f6i_alloc+0x315/0x560
[10807.562191][T19513]      ipv6_add_addr+0x411/0x2000
[10807.562191][T19513]      inet6_addr_add+0x30e/0xa40
[10807.562191][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10807.562191][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10807.562191][T19513]      netlink_rcv_skb+0x130/0x360
[10807.562191][T19513]      netlink_unicast+0x449/0x710
[10807.562191][T19513]      netlink_sendmsg+0x723/0xbe0
[10807.562191][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10807.562191][T19513]      ___sys_sendmsg+0xee/0x170
[10807.562191][T19513]      __sys_sendmsg+0xcd/0x170
[10807.562191][T19513]      do_syscall_64+0xc6/0x1e0
[10807.562191][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10807.562191][T19513] 
[10807.564763][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10807.564763][T19513]      netdev_get_by_index+0x5e/0x80
[10807.564763][T19513]      fib6_nh_init+0x3d8/0x15b0
[10807.564763][T19513]      ip6_route_info_create+0xf18/0x17d0
[10807.564763][T19513]      ip6_route_add+0x1c/0x140
[10807.564763][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10807.564763][T19513]      addrconf_add_dev+0xe2/0x170
[10807.564763][T19513]      inet6_addr_add+0x12f/0xa40
[10807.564763][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10807.564763][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10807.564763][T19513]      netlink_rcv_skb+0x130/0x360
[10807.564763][T19513]      netlink_unicast+0x449/0x710
[10807.564763][T19513]      netlink_sendmsg+0x723/0xbe0
[10807.564763][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10807.564763][T19513]      ___sys_sendmsg+0xee/0x170
[10807.564763][T19513]      __sys_sendmsg+0xcd/0x170
[10807.564763][T19513]      do_syscall_64+0xc6/0x1e0
[10807.564763][T19513] 
[10807.567324][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10807.567324][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10807.567324][T19513]      ipv6_find_idev+0x102/0x170
[10807.567324][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10807.567324][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10807.567324][T19513]      netlink_rcv_skb+0x130/0x360
[10807.567324][T19513]      netlink_unicast+0x449/0x710
[10807.567324][T19513]      netlink_sendmsg+0x723/0xbe0
[10807.567324][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10807.567324][T19513]      ___sys_sendmsg+0xee/0x170
[10807.567324][T19513]      __sys_sendmsg+0xcd/0x170
[10807.567324][T19513]      do_syscall_64+0xc6/0x1e0
[10807.567324][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10807.567324][T19513] 
[10807.569314][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10807.569314][T19513]      neigh_parms_alloc+0x1e5/0x510
[10807.569314][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10807.569314][T19513]      ipv6_find_idev+0x102/0x170
[10807.569314][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10807.569314][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10807.569314][T19513]      netlink_rcv_skb+0x130/0x360
[10807.569314][T19513]      netlink_unicast+0x449/0x710
[10807.569314][T19513]      netlink_sendmsg+0x723/0xbe0
[10807.569314][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10807.569314][T19513]      ___sys_sendmsg+0xee/0x170
[10807.569314][T19513]      __sys_sendmsg+0xcd/0x170
[10807.569314][T19513]      do_syscall_64+0xc6/0x1e0
[10807.569314][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10807.569314][T19513] 
[10817.631117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10817.631547][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10817.631547][T19513]      netdev_get_by_index+0x5e/0x80
[10817.631547][T19513]      fib6_nh_init+0x3d8/0x15b0
[10817.631547][T19513]      ip6_route_info_create+0xf18/0x17d0
[10817.631547][T19513]      ip6_route_add+0x1c/0x140
[10817.631547][T19513]      addrconf_prefix_route+0x2a6/0x430
[10817.631547][T19513]      inet6_addr_add+0x4f8/0xa40
[10817.631547][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10817.631547][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10817.631547][T19513]      netlink_rcv_skb+0x130/0x360
[10817.631547][T19513]      netlink_unicast+0x449/0x710
[10817.631547][T19513]      netlink_sendmsg+0x723/0xbe0
[10817.631547][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10817.631547][T19513]      ___sys_sendmsg+0xee/0x170
[10817.631547][T19513]      __sys_sendmsg+0xcd/0x170
[10817.631547][T19513]      do_syscall_64+0xc6/0x1e0
[10817.631547][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10817.631547][T19513] 
[10817.633814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10817.633814][T19513]      netdev_get_by_index+0x5e/0x80
[10817.633814][T19513]      fib6_nh_init+0x3d8/0x15b0
[10817.633814][T19513]      ip6_route_info_create+0xf18/0x17d0
[10817.633814][T19513]      addrconf_f6i_alloc+0x315/0x560
[10817.633814][T19513]      ipv6_add_addr+0x411/0x2000
[10817.633814][T19513]      inet6_addr_add+0x30e/0xa40
[10817.633814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10817.633814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10817.633814][T19513]      netlink_rcv_skb+0x130/0x360
[10817.633814][T19513]      netlink_unicast+0x449/0x710
[10817.633814][T19513]      netlink_sendmsg+0x723/0xbe0
[10817.633814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10817.633814][T19513]      ___sys_sendmsg+0xee/0x170
[10817.633814][T19513]      __sys_sendmsg+0xcd/0x170
[10817.633814][T19513]      do_syscall_64+0xc6/0x1e0
[10817.633814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10817.633814][T19513] 
[10817.636056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10817.636056][T19513]      netdev_get_by_index+0x5e/0x80
[10817.636056][T19513]      fib6_nh_init+0x3d8/0x15b0
[10817.636056][T19513]      ip6_route_info_create+0xf18/0x17d0
[10817.636056][T19513]      ip6_route_add+0x1c/0x140
[10817.636056][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10817.636056][T19513]      addrconf_add_dev+0xe2/0x170
[10817.636056][T19513]      inet6_addr_add+0x12f/0xa40
[10817.636056][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10817.636056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10817.636056][T19513]      netlink_rcv_skb+0x130/0x360
[10817.636056][T19513]      netlink_unicast+0x449/0x710
[10817.636056][T19513]      netlink_sendmsg+0x723/0xbe0
[10817.636056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10817.636056][T19513]      ___sys_sendmsg+0xee/0x170
[10817.636056][T19513]      __sys_sendmsg+0xcd/0x170
[10817.636056][T19513]      do_syscall_64+0xc6/0x1e0
[10817.636056][T19513] 
[10817.638257][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10817.638257][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10817.638257][T19513]      ipv6_find_idev+0x102/0x170
[10817.638257][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10817.638257][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10817.638257][T19513]      netlink_rcv_skb+0x130/0x360
[10817.638257][T19513]      netlink_unicast+0x449/0x710
[10817.638257][T19513]      netlink_sendmsg+0x723/0xbe0
[10817.638257][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10817.638257][T19513]      ___sys_sendmsg+0xee/0x170
[10817.638257][T19513]      __sys_sendmsg+0xcd/0x170
[10817.638257][T19513]      do_syscall_64+0xc6/0x1e0
[10817.638257][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10817.638257][T19513] 
[10817.639963][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10817.639963][T19513]      neigh_parms_alloc+0x1e5/0x510
[10817.639963][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10817.639963][T19513]      ipv6_find_idev+0x102/0x170
[10817.639963][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10817.639963][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10817.639963][T19513]      netlink_rcv_skb+0x130/0x360
[10817.639963][T19513]      netlink_unicast+0x449/0x710
[10817.639963][T19513]      netlink_sendmsg+0x723/0xbe0
[10817.639963][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10817.639963][T19513]      ___sys_sendmsg+0xee/0x170
[10817.639963][T19513]      __sys_sendmsg+0xcd/0x170
[10817.639963][T19513]      do_syscall_64+0xc6/0x1e0
[10817.639963][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10817.639963][T19513] 
[10827.879107][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10827.879536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10827.879536][T19513]      netdev_get_by_index+0x5e/0x80
[10827.879536][T19513]      fib6_nh_init+0x3d8/0x15b0
[10827.879536][T19513]      ip6_route_info_create+0xf18/0x17d0
[10827.879536][T19513]      ip6_route_add+0x1c/0x140
[10827.879536][T19513]      addrconf_prefix_route+0x2a6/0x430
[10827.879536][T19513]      inet6_addr_add+0x4f8/0xa40
[10827.879536][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10827.879536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10827.879536][T19513]      netlink_rcv_skb+0x130/0x360
[10827.879536][T19513]      netlink_unicast+0x449/0x710
[10827.879536][T19513]      netlink_sendmsg+0x723/0xbe0
[10827.879536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10827.879536][T19513]      ___sys_sendmsg+0xee/0x170
[10827.879536][T19513]      __sys_sendmsg+0xcd/0x170
[10827.879536][T19513]      do_syscall_64+0xc6/0x1e0
[10827.879536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10827.879536][T19513] 
[10827.881828][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10827.881828][T19513]      netdev_get_by_index+0x5e/0x80
[10827.881828][T19513]      fib6_nh_init+0x3d8/0x15b0
[10827.881828][T19513]      ip6_route_info_create+0xf18/0x17d0
[10827.881828][T19513]      addrconf_f6i_alloc+0x315/0x560
[10827.881828][T19513]      ipv6_add_addr+0x411/0x2000
[10827.881828][T19513]      inet6_addr_add+0x30e/0xa40
[10827.881828][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10827.881828][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10827.881828][T19513]      netlink_rcv_skb+0x130/0x360
[10827.881828][T19513]      netlink_unicast+0x449/0x710
[10827.881828][T19513]      netlink_sendmsg+0x723/0xbe0
[10827.881828][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10827.881828][T19513]      ___sys_sendmsg+0xee/0x170
[10827.881828][T19513]      __sys_sendmsg+0xcd/0x170
[10827.881828][T19513]      do_syscall_64+0xc6/0x1e0
[10827.881828][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10827.881828][T19513] 
[10827.884082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10827.884082][T19513]      netdev_get_by_index+0x5e/0x80
[10827.884082][T19513]      fib6_nh_init+0x3d8/0x15b0
[10827.884082][T19513]      ip6_route_info_create+0xf18/0x17d0
[10827.884082][T19513]      ip6_route_add+0x1c/0x140
[10827.884082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10827.884082][T19513]      addrconf_add_dev+0xe2/0x170
[10827.884082][T19513]      inet6_addr_add+0x12f/0xa40
[10827.884082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10827.884082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10827.884082][T19513]      netlink_rcv_skb+0x130/0x360
[10827.884082][T19513]      netlink_unicast+0x449/0x710
[10827.884082][T19513]      netlink_sendmsg+0x723/0xbe0
[10827.884082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10827.884082][T19513]      ___sys_sendmsg+0xee/0x170
[10827.884082][T19513]      __sys_sendmsg+0xcd/0x170
[10827.884082][T19513]      do_syscall_64+0xc6/0x1e0
[10827.884082][T19513] 
[10827.886285][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10827.886285][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10827.886285][T19513]      ipv6_find_idev+0x102/0x170
[10827.886285][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10827.886285][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10827.886285][T19513]      netlink_rcv_skb+0x130/0x360
[10827.886285][T19513]      netlink_unicast+0x449/0x710
[10827.886285][T19513]      netlink_sendmsg+0x723/0xbe0
[10827.886285][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10827.886285][T19513]      ___sys_sendmsg+0xee/0x170
[10827.886285][T19513]      __sys_sendmsg+0xcd/0x170
[10827.886285][T19513]      do_syscall_64+0xc6/0x1e0
[10827.886285][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10827.886285][T19513] 
[10827.888027][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10827.888027][T19513]      neigh_parms_alloc+0x1e5/0x510
[10827.888027][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10827.888027][T19513]      ipv6_find_idev+0x102/0x170
[10827.888027][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10827.888027][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10827.888027][T19513]      netlink_rcv_skb+0x130/0x360
[10827.888027][T19513]      netlink_unicast+0x449/0x710
[10827.888027][T19513]      netlink_sendmsg+0x723/0xbe0
[10827.888027][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10827.888027][T19513]      ___sys_sendmsg+0xee/0x170
[10827.888027][T19513]      __sys_sendmsg+0xcd/0x170
[10827.888027][T19513]      do_syscall_64+0xc6/0x1e0
[10827.888027][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10827.888027][T19513] 
[10838.127136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10838.127604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10838.127604][T19513]      netdev_get_by_index+0x5e/0x80
[10838.127604][T19513]      fib6_nh_init+0x3d8/0x15b0
[10838.127604][T19513]      ip6_route_info_create+0xf18/0x17d0
[10838.127604][T19513]      ip6_route_add+0x1c/0x140
[10838.127604][T19513]      addrconf_prefix_route+0x2a6/0x430
[10838.127604][T19513]      inet6_addr_add+0x4f8/0xa40
[10838.127604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10838.127604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10838.127604][T19513]      netlink_rcv_skb+0x130/0x360
[10838.127604][T19513]      netlink_unicast+0x449/0x710
[10838.127604][T19513]      netlink_sendmsg+0x723/0xbe0
[10838.127604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10838.127604][T19513]      ___sys_sendmsg+0xee/0x170
[10838.127604][T19513]      __sys_sendmsg+0xcd/0x170
[10838.127604][T19513]      do_syscall_64+0xc6/0x1e0
[10838.127604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10838.127604][T19513] 
[10838.130066][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10838.130066][T19513]      netdev_get_by_index+0x5e/0x80
[10838.130066][T19513]      fib6_nh_init+0x3d8/0x15b0
[10838.130066][T19513]      ip6_route_info_create+0xf18/0x17d0
[10838.130066][T19513]      addrconf_f6i_alloc+0x315/0x560
[10838.130066][T19513]      ipv6_add_addr+0x411/0x2000
[10838.130066][T19513]      inet6_addr_add+0x30e/0xa40
[10838.130066][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10838.130066][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10838.130066][T19513]      netlink_rcv_skb+0x130/0x360
[10838.130066][T19513]      netlink_unicast+0x449/0x710
[10838.130066][T19513]      netlink_sendmsg+0x723/0xbe0
[10838.130066][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10838.130066][T19513]      ___sys_sendmsg+0xee/0x170
[10838.130066][T19513]      __sys_sendmsg+0xcd/0x170
[10838.130066][T19513]      do_syscall_64+0xc6/0x1e0
[10838.130066][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10838.130066][T19513] 
[10838.132514][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10838.132514][T19513]      netdev_get_by_index+0x5e/0x80
[10838.132514][T19513]      fib6_nh_init+0x3d8/0x15b0
[10838.132514][T19513]      ip6_route_info_create+0xf18/0x17d0
[10838.132514][T19513]      ip6_route_add+0x1c/0x140
[10838.132514][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10838.132514][T19513]      addrconf_add_dev+0xe2/0x170
[10838.132514][T19513]      inet6_addr_add+0x12f/0xa40
[10838.132514][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10838.132514][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10838.132514][T19513]      netlink_rcv_skb+0x130/0x360
[10838.132514][T19513]      netlink_unicast+0x449/0x710
[10838.132514][T19513]      netlink_sendmsg+0x723/0xbe0
[10838.132514][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10838.132514][T19513]      ___sys_sendmsg+0xee/0x170
[10838.132514][T19513]      __sys_sendmsg+0xcd/0x170
[10838.132514][T19513]      do_syscall_64+0xc6/0x1e0
[10838.132514][T19513] 
[10838.134922][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10838.134922][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10838.134922][T19513]      ipv6_find_idev+0x102/0x170
[10838.134922][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10838.134922][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10838.134922][T19513]      netlink_rcv_skb+0x130/0x360
[10838.134922][T19513]      netlink_unicast+0x449/0x710
[10838.134922][T19513]      netlink_sendmsg+0x723/0xbe0
[10838.134922][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10838.134922][T19513]      ___sys_sendmsg+0xee/0x170
[10838.134922][T19513]      __sys_sendmsg+0xcd/0x170
[10838.134922][T19513]      do_syscall_64+0xc6/0x1e0
[10838.134922][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10838.134922][T19513] 
[10838.136792][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10838.136792][T19513]      neigh_parms_alloc+0x1e5/0x510
[10838.136792][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10838.136792][T19513]      ipv6_find_idev+0x102/0x170
[10838.136792][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10838.136792][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10838.136792][T19513]      netlink_rcv_skb+0x130/0x360
[10838.136792][T19513]      netlink_unicast+0x449/0x710
[10838.136792][T19513]      netlink_sendmsg+0x723/0xbe0
[10838.136792][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10838.136792][T19513]      ___sys_sendmsg+0xee/0x170
[10838.136792][T19513]      __sys_sendmsg+0xcd/0x170
[10838.136792][T19513]      do_syscall_64+0xc6/0x1e0
[10838.136792][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10838.136792][T19513] 
[10848.375177][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10848.375603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10848.375603][T19513]      netdev_get_by_index+0x5e/0x80
[10848.375603][T19513]      fib6_nh_init+0x3d8/0x15b0
[10848.375603][T19513]      ip6_route_info_create+0xf18/0x17d0
[10848.375603][T19513]      ip6_route_add+0x1c/0x140
[10848.375603][T19513]      addrconf_prefix_route+0x2a6/0x430
[10848.375603][T19513]      inet6_addr_add+0x4f8/0xa40
[10848.375603][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10848.375603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10848.375603][T19513]      netlink_rcv_skb+0x130/0x360
[10848.375603][T19513]      netlink_unicast+0x449/0x710
[10848.375603][T19513]      netlink_sendmsg+0x723/0xbe0
[10848.375603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10848.375603][T19513]      ___sys_sendmsg+0xee/0x170
[10848.375603][T19513]      __sys_sendmsg+0xcd/0x170
[10848.375603][T19513]      do_syscall_64+0xc6/0x1e0
[10848.375603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10848.375603][T19513] 
[10848.377917][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10848.377917][T19513]      netdev_get_by_index+0x5e/0x80
[10848.377917][T19513]      fib6_nh_init+0x3d8/0x15b0
[10848.377917][T19513]      ip6_route_info_create+0xf18/0x17d0
[10848.377917][T19513]      addrconf_f6i_alloc+0x315/0x560
[10848.377917][T19513]      ipv6_add_addr+0x411/0x2000
[10848.377917][T19513]      inet6_addr_add+0x30e/0xa40
[10848.377917][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10848.377917][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10848.377917][T19513]      netlink_rcv_skb+0x130/0x360
[10848.377917][T19513]      netlink_unicast+0x449/0x710
[10848.377917][T19513]      netlink_sendmsg+0x723/0xbe0
[10848.377917][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10848.377917][T19513]      ___sys_sendmsg+0xee/0x170
[10848.377917][T19513]      __sys_sendmsg+0xcd/0x170
[10848.377917][T19513]      do_syscall_64+0xc6/0x1e0
[10848.377917][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10848.377917][T19513] 
[10848.380171][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10848.380171][T19513]      netdev_get_by_index+0x5e/0x80
[10848.380171][T19513]      fib6_nh_init+0x3d8/0x15b0
[10848.380171][T19513]      ip6_route_info_create+0xf18/0x17d0
[10848.380171][T19513]      ip6_route_add+0x1c/0x140
[10848.380171][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10848.380171][T19513]      addrconf_add_dev+0xe2/0x170
[10848.380171][T19513]      inet6_addr_add+0x12f/0xa40
[10848.380171][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10848.380171][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10848.380171][T19513]      netlink_rcv_skb+0x130/0x360
[10848.380171][T19513]      netlink_unicast+0x449/0x710
[10848.380171][T19513]      netlink_sendmsg+0x723/0xbe0
[10848.380171][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10848.380171][T19513]      ___sys_sendmsg+0xee/0x170
[10848.380171][T19513]      __sys_sendmsg+0xcd/0x170
[10848.380171][T19513]      do_syscall_64+0xc6/0x1e0
[10848.380171][T19513] 
[10848.382364][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10848.382364][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10848.382364][T19513]      ipv6_find_idev+0x102/0x170
[10848.382364][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10848.382364][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10848.382364][T19513]      netlink_rcv_skb+0x130/0x360
[10848.382364][T19513]      netlink_unicast+0x449/0x710
[10848.382364][T19513]      netlink_sendmsg+0x723/0xbe0
[10848.382364][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10848.382364][T19513]      ___sys_sendmsg+0xee/0x170
[10848.382364][T19513]      __sys_sendmsg+0xcd/0x170
[10848.382364][T19513]      do_syscall_64+0xc6/0x1e0
[10848.382364][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10848.382364][T19513] 
[10848.384083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10848.384083][T19513]      neigh_parms_alloc+0x1e5/0x510
[10848.384083][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10848.384083][T19513]      ipv6_find_idev+0x102/0x170
[10848.384083][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10848.384083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10848.384083][T19513]      netlink_rcv_skb+0x130/0x360
[10848.384083][T19513]      netlink_unicast+0x449/0x710
[10848.384083][T19513]      netlink_sendmsg+0x723/0xbe0
[10848.384083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10848.384083][T19513]      ___sys_sendmsg+0xee/0x170
[10848.384083][T19513]      __sys_sendmsg+0xcd/0x170
[10848.384083][T19513]      do_syscall_64+0xc6/0x1e0
[10848.384083][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10848.384083][T19513] 
[10858.631180][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10858.631594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10858.631594][T19513]      netdev_get_by_index+0x5e/0x80
[10858.631594][T19513]      fib6_nh_init+0x3d8/0x15b0
[10858.631594][T19513]      ip6_route_info_create+0xf18/0x17d0
[10858.631594][T19513]      ip6_route_add+0x1c/0x140
[10858.631594][T19513]      addrconf_prefix_route+0x2a6/0x430
[10858.631594][T19513]      inet6_addr_add+0x4f8/0xa40
[10858.631594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10858.631594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10858.631594][T19513]      netlink_rcv_skb+0x130/0x360
[10858.631594][T19513]      netlink_unicast+0x449/0x710
[10858.631594][T19513]      netlink_sendmsg+0x723/0xbe0
[10858.631594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10858.631594][T19513]      ___sys_sendmsg+0xee/0x170
[10858.631594][T19513]      __sys_sendmsg+0xcd/0x170
[10858.631594][T19513]      do_syscall_64+0xc6/0x1e0
[10858.631594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10858.631594][T19513] 
[10858.633827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10858.633827][T19513]      netdev_get_by_index+0x5e/0x80
[10858.633827][T19513]      fib6_nh_init+0x3d8/0x15b0
[10858.633827][T19513]      ip6_route_info_create+0xf18/0x17d0
[10858.633827][T19513]      addrconf_f6i_alloc+0x315/0x560
[10858.633827][T19513]      ipv6_add_addr+0x411/0x2000
[10858.633827][T19513]      inet6_addr_add+0x30e/0xa40
[10858.633827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10858.633827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10858.633827][T19513]      netlink_rcv_skb+0x130/0x360
[10858.633827][T19513]      netlink_unicast+0x449/0x710
[10858.633827][T19513]      netlink_sendmsg+0x723/0xbe0
[10858.633827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10858.633827][T19513]      ___sys_sendmsg+0xee/0x170
[10858.633827][T19513]      __sys_sendmsg+0xcd/0x170
[10858.633827][T19513]      do_syscall_64+0xc6/0x1e0
[10858.633827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10858.633827][T19513] 
[10858.636029][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10858.636029][T19513]      netdev_get_by_index+0x5e/0x80
[10858.636029][T19513]      fib6_nh_init+0x3d8/0x15b0
[10858.636029][T19513]      ip6_route_info_create+0xf18/0x17d0
[10858.636029][T19513]      ip6_route_add+0x1c/0x140
[10858.636029][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10858.636029][T19513]      addrconf_add_dev+0xe2/0x170
[10858.636029][T19513]      inet6_addr_add+0x12f/0xa40
[10858.636029][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10858.636029][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10858.636029][T19513]      netlink_rcv_skb+0x130/0x360
[10858.636029][T19513]      netlink_unicast+0x449/0x710
[10858.636029][T19513]      netlink_sendmsg+0x723/0xbe0
[10858.636029][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10858.636029][T19513]      ___sys_sendmsg+0xee/0x170
[10858.636029][T19513]      __sys_sendmsg+0xcd/0x170
[10858.636029][T19513]      do_syscall_64+0xc6/0x1e0
[10858.636029][T19513] 
[10858.638198][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10858.638198][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10858.638198][T19513]      ipv6_find_idev+0x102/0x170
[10858.638198][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10858.638198][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10858.638198][T19513]      netlink_rcv_skb+0x130/0x360
[10858.638198][T19513]      netlink_unicast+0x449/0x710
[10858.638198][T19513]      netlink_sendmsg+0x723/0xbe0
[10858.638198][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10858.638198][T19513]      ___sys_sendmsg+0xee/0x170
[10858.638198][T19513]      __sys_sendmsg+0xcd/0x170
[10858.638198][T19513]      do_syscall_64+0xc6/0x1e0
[10858.638198][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10858.638198][T19513] 
[10858.639890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10858.639890][T19513]      neigh_parms_alloc+0x1e5/0x510
[10858.639890][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10858.639890][T19513]      ipv6_find_idev+0x102/0x170
[10858.639890][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10858.639890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10858.639890][T19513]      netlink_rcv_skb+0x130/0x360
[10858.639890][T19513]      netlink_unicast+0x449/0x710
[10858.639890][T19513]      netlink_sendmsg+0x723/0xbe0
[10858.639890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10858.639890][T19513]      ___sys_sendmsg+0xee/0x170
[10858.639890][T19513]      __sys_sendmsg+0xcd/0x170
[10858.639890][T19513]      do_syscall_64+0xc6/0x1e0
[10858.639890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10858.639890][T19513] 
[10868.751124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10868.751584][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10868.751584][T19513]      netdev_get_by_index+0x5e/0x80
[10868.751584][T19513]      fib6_nh_init+0x3d8/0x15b0
[10868.751584][T19513]      ip6_route_info_create+0xf18/0x17d0
[10868.751584][T19513]      ip6_route_add+0x1c/0x140
[10868.751584][T19513]      addrconf_prefix_route+0x2a6/0x430
[10868.751584][T19513]      inet6_addr_add+0x4f8/0xa40
[10868.751584][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10868.751584][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10868.751584][T19513]      netlink_rcv_skb+0x130/0x360
[10868.751584][T19513]      netlink_unicast+0x449/0x710
[10868.751584][T19513]      netlink_sendmsg+0x723/0xbe0
[10868.751584][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10868.751584][T19513]      ___sys_sendmsg+0xee/0x170
[10868.751584][T19513]      __sys_sendmsg+0xcd/0x170
[10868.751584][T19513]      do_syscall_64+0xc6/0x1e0
[10868.751584][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10868.751584][T19513] 
[10868.754257][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10868.754257][T19513]      netdev_get_by_index+0x5e/0x80
[10868.754257][T19513]      fib6_nh_init+0x3d8/0x15b0
[10868.754257][T19513]      ip6_route_info_create+0xf18/0x17d0
[10868.754257][T19513]      addrconf_f6i_alloc+0x315/0x560
[10868.754257][T19513]      ipv6_add_addr+0x411/0x2000
[10868.754257][T19513]      inet6_addr_add+0x30e/0xa40
[10868.754257][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10868.754257][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10868.754257][T19513]      netlink_rcv_skb+0x130/0x360
[10868.754257][T19513]      netlink_unicast+0x449/0x710
[10868.754257][T19513]      netlink_sendmsg+0x723/0xbe0
[10868.754257][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10868.754257][T19513]      ___sys_sendmsg+0xee/0x170
[10868.754257][T19513]      __sys_sendmsg+0xcd/0x170
[10868.754257][T19513]      do_syscall_64+0xc6/0x1e0
[10868.754257][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10868.754257][T19513] 
[10868.756868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10868.756868][T19513]      netdev_get_by_index+0x5e/0x80
[10868.756868][T19513]      fib6_nh_init+0x3d8/0x15b0
[10868.756868][T19513]      ip6_route_info_create+0xf18/0x17d0
[10868.756868][T19513]      ip6_route_add+0x1c/0x140
[10868.756868][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10868.756868][T19513]      addrconf_add_dev+0xe2/0x170
[10868.756868][T19513]      inet6_addr_add+0x12f/0xa40
[10868.756868][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10868.756868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10868.756868][T19513]      netlink_rcv_skb+0x130/0x360
[10868.756868][T19513]      netlink_unicast+0x449/0x710
[10868.756868][T19513]      netlink_sendmsg+0x723/0xbe0
[10868.756868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10868.756868][T19513]      ___sys_sendmsg+0xee/0x170
[10868.756868][T19513]      __sys_sendmsg+0xcd/0x170
[10868.756868][T19513]      do_syscall_64+0xc6/0x1e0
[10868.756868][T19513] 
[10868.759353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10868.759353][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10868.759353][T19513]      ipv6_find_idev+0x102/0x170
[10868.759353][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10868.759353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10868.759353][T19513]      netlink_rcv_skb+0x130/0x360
[10868.759353][T19513]      netlink_unicast+0x449/0x710
[10868.759353][T19513]      netlink_sendmsg+0x723/0xbe0
[10868.759353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10868.759353][T19513]      ___sys_sendmsg+0xee/0x170
[10868.759353][T19513]      __sys_sendmsg+0xcd/0x170
[10868.759353][T19513]      do_syscall_64+0xc6/0x1e0
[10868.759353][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10868.759353][T19513] 
[10868.761585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10868.761585][T19513]      neigh_parms_alloc+0x1e5/0x510
[10868.761585][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10868.761585][T19513]      ipv6_find_idev+0x102/0x170
[10868.761585][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10868.761585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10868.761585][T19513]      netlink_rcv_skb+0x130/0x360
[10868.761585][T19513]      netlink_unicast+0x449/0x710
[10868.761585][T19513]      netlink_sendmsg+0x723/0xbe0
[10868.761585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10868.761585][T19513]      ___sys_sendmsg+0xee/0x170
[10868.761585][T19513]      __sys_sendmsg+0xcd/0x170
[10868.761585][T19513]      do_syscall_64+0xc6/0x1e0
[10868.761585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10868.761585][T19513] 
[10878.999121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10878.999568][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10878.999568][T19513]      netdev_get_by_index+0x5e/0x80
[10878.999568][T19513]      fib6_nh_init+0x3d8/0x15b0
[10878.999568][T19513]      ip6_route_info_create+0xf18/0x17d0
[10878.999568][T19513]      ip6_route_add+0x1c/0x140
[10878.999568][T19513]      addrconf_prefix_route+0x2a6/0x430
[10878.999568][T19513]      inet6_addr_add+0x4f8/0xa40
[10878.999568][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10878.999568][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10878.999568][T19513]      netlink_rcv_skb+0x130/0x360
[10878.999568][T19513]      netlink_unicast+0x449/0x710
[10878.999568][T19513]      netlink_sendmsg+0x723/0xbe0
[10878.999568][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10878.999568][T19513]      ___sys_sendmsg+0xee/0x170
[10878.999568][T19513]      __sys_sendmsg+0xcd/0x170
[10878.999568][T19513]      do_syscall_64+0xc6/0x1e0
[10878.999568][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10878.999568][T19513] 
[10879.001834][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10879.001834][T19513]      netdev_get_by_index+0x5e/0x80
[10879.001834][T19513]      fib6_nh_init+0x3d8/0x15b0
[10879.001834][T19513]      ip6_route_info_create+0xf18/0x17d0
[10879.001834][T19513]      addrconf_f6i_alloc+0x315/0x560
[10879.001834][T19513]      ipv6_add_addr+0x411/0x2000
[10879.001834][T19513]      inet6_addr_add+0x30e/0xa40
[10879.001834][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10879.001834][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10879.001834][T19513]      netlink_rcv_skb+0x130/0x360
[10879.001834][T19513]      netlink_unicast+0x449/0x710
[10879.001834][T19513]      netlink_sendmsg+0x723/0xbe0
[10879.001834][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10879.001834][T19513]      ___sys_sendmsg+0xee/0x170
[10879.001834][T19513]      __sys_sendmsg+0xcd/0x170
[10879.001834][T19513]      do_syscall_64+0xc6/0x1e0
[10879.001834][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10879.001834][T19513] 
[10879.004040][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10879.004040][T19513]      netdev_get_by_index+0x5e/0x80
[10879.004040][T19513]      fib6_nh_init+0x3d8/0x15b0
[10879.004040][T19513]      ip6_route_info_create+0xf18/0x17d0
[10879.004040][T19513]      ip6_route_add+0x1c/0x140
[10879.004040][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10879.004040][T19513]      addrconf_add_dev+0xe2/0x170
[10879.004040][T19513]      inet6_addr_add+0x12f/0xa40
[10879.004040][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10879.004040][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10879.004040][T19513]      netlink_rcv_skb+0x130/0x360
[10879.004040][T19513]      netlink_unicast+0x449/0x710
[10879.004040][T19513]      netlink_sendmsg+0x723/0xbe0
[10879.004040][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10879.004040][T19513]      ___sys_sendmsg+0xee/0x170
[10879.004040][T19513]      __sys_sendmsg+0xcd/0x170
[10879.004040][T19513]      do_syscall_64+0xc6/0x1e0
[10879.004040][T19513] 
[10879.006193][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10879.006193][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10879.006193][T19513]      ipv6_find_idev+0x102/0x170
[10879.006193][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10879.006193][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10879.006193][T19513]      netlink_rcv_skb+0x130/0x360
[10879.006193][T19513]      netlink_unicast+0x449/0x710
[10879.006193][T19513]      netlink_sendmsg+0x723/0xbe0
[10879.006193][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10879.006193][T19513]      ___sys_sendmsg+0xee/0x170
[10879.006193][T19513]      __sys_sendmsg+0xcd/0x170
[10879.006193][T19513]      do_syscall_64+0xc6/0x1e0
[10879.006193][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10879.006193][T19513] 
[10879.007909][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10879.007909][T19513]      neigh_parms_alloc+0x1e5/0x510
[10879.007909][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10879.007909][T19513]      ipv6_find_idev+0x102/0x170
[10879.007909][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10879.007909][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10879.007909][T19513]      netlink_rcv_skb+0x130/0x360
[10879.007909][T19513]      netlink_unicast+0x449/0x710
[10879.007909][T19513]      netlink_sendmsg+0x723/0xbe0
[10879.007909][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10879.007909][T19513]      ___sys_sendmsg+0xee/0x170
[10879.007909][T19513]      __sys_sendmsg+0xcd/0x170
[10879.007909][T19513]      do_syscall_64+0xc6/0x1e0
[10879.007909][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10879.007909][T19513] 
[10889.247110][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10889.247555][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10889.247555][T19513]      netdev_get_by_index+0x5e/0x80
[10889.247555][T19513]      fib6_nh_init+0x3d8/0x15b0
[10889.247555][T19513]      ip6_route_info_create+0xf18/0x17d0
[10889.247555][T19513]      ip6_route_add+0x1c/0x140
[10889.247555][T19513]      addrconf_prefix_route+0x2a6/0x430
[10889.247555][T19513]      inet6_addr_add+0x4f8/0xa40
[10889.247555][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10889.247555][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10889.247555][T19513]      netlink_rcv_skb+0x130/0x360
[10889.247555][T19513]      netlink_unicast+0x449/0x710
[10889.247555][T19513]      netlink_sendmsg+0x723/0xbe0
[10889.247555][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10889.247555][T19513]      ___sys_sendmsg+0xee/0x170
[10889.247555][T19513]      __sys_sendmsg+0xcd/0x170
[10889.247555][T19513]      do_syscall_64+0xc6/0x1e0
[10889.247555][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10889.247555][T19513] 
[10889.249854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10889.249854][T19513]      netdev_get_by_index+0x5e/0x80
[10889.249854][T19513]      fib6_nh_init+0x3d8/0x15b0
[10889.249854][T19513]      ip6_route_info_create+0xf18/0x17d0
[10889.249854][T19513]      addrconf_f6i_alloc+0x315/0x560
[10889.249854][T19513]      ipv6_add_addr+0x411/0x2000
[10889.249854][T19513]      inet6_addr_add+0x30e/0xa40
[10889.249854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10889.249854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10889.249854][T19513]      netlink_rcv_skb+0x130/0x360
[10889.249854][T19513]      netlink_unicast+0x449/0x710
[10889.249854][T19513]      netlink_sendmsg+0x723/0xbe0
[10889.249854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10889.249854][T19513]      ___sys_sendmsg+0xee/0x170
[10889.249854][T19513]      __sys_sendmsg+0xcd/0x170
[10889.249854][T19513]      do_syscall_64+0xc6/0x1e0
[10889.249854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10889.249854][T19513] 
[10889.252121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10889.252121][T19513]      netdev_get_by_index+0x5e/0x80
[10889.252121][T19513]      fib6_nh_init+0x3d8/0x15b0
[10889.252121][T19513]      ip6_route_info_create+0xf18/0x17d0
[10889.252121][T19513]      ip6_route_add+0x1c/0x140
[10889.252121][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10889.252121][T19513]      addrconf_add_dev+0xe2/0x170
[10889.252121][T19513]      inet6_addr_add+0x12f/0xa40
[10889.252121][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10889.252121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10889.252121][T19513]      netlink_rcv_skb+0x130/0x360
[10889.252121][T19513]      netlink_unicast+0x449/0x710
[10889.252121][T19513]      netlink_sendmsg+0x723/0xbe0
[10889.252121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10889.252121][T19513]      ___sys_sendmsg+0xee/0x170
[10889.252121][T19513]      __sys_sendmsg+0xcd/0x170
[10889.252121][T19513]      do_syscall_64+0xc6/0x1e0
[10889.252121][T19513] 
[10889.254338][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10889.254338][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10889.254338][T19513]      ipv6_find_idev+0x102/0x170
[10889.254338][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10889.254338][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10889.254338][T19513]      netlink_rcv_skb+0x130/0x360
[10889.254338][T19513]      netlink_unicast+0x449/0x710
[10889.254338][T19513]      netlink_sendmsg+0x723/0xbe0
[10889.254338][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10889.254338][T19513]      ___sys_sendmsg+0xee/0x170
[10889.254338][T19513]      __sys_sendmsg+0xcd/0x170
[10889.254338][T19513]      do_syscall_64+0xc6/0x1e0
[10889.254338][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10889.254338][T19513] 
[10889.256068][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10889.256068][T19513]      neigh_parms_alloc+0x1e5/0x510
[10889.256068][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10889.256068][T19513]      ipv6_find_idev+0x102/0x170
[10889.256068][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10889.256068][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10889.256068][T19513]      netlink_rcv_skb+0x130/0x360
[10889.256068][T19513]      netlink_unicast+0x449/0x710
[10889.256068][T19513]      netlink_sendmsg+0x723/0xbe0
[10889.256068][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10889.256068][T19513]      ___sys_sendmsg+0xee/0x170
[10889.256068][T19513]      __sys_sendmsg+0xcd/0x170
[10889.256068][T19513]      do_syscall_64+0xc6/0x1e0
[10889.256068][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10889.256068][T19513] 
[10899.495155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10899.495761][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10899.495761][T19513]      netdev_get_by_index+0x5e/0x80
[10899.495761][T19513]      fib6_nh_init+0x3d8/0x15b0
[10899.495761][T19513]      ip6_route_info_create+0xf18/0x17d0
[10899.495761][T19513]      ip6_route_add+0x1c/0x140
[10899.495761][T19513]      addrconf_prefix_route+0x2a6/0x430
[10899.495761][T19513]      inet6_addr_add+0x4f8/0xa40
[10899.495761][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10899.495761][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10899.495761][T19513]      netlink_rcv_skb+0x130/0x360
[10899.495761][T19513]      netlink_unicast+0x449/0x710
[10899.495761][T19513]      netlink_sendmsg+0x723/0xbe0
[10899.495761][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10899.495761][T19513]      ___sys_sendmsg+0xee/0x170
[10899.495761][T19513]      __sys_sendmsg+0xcd/0x170
[10899.495761][T19513]      do_syscall_64+0xc6/0x1e0
[10899.495761][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10899.495761][T19513] 
[10899.499220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10899.499220][T19513]      netdev_get_by_index+0x5e/0x80
[10899.499220][T19513]      fib6_nh_init+0x3d8/0x15b0
[10899.499220][T19513]      ip6_route_info_create+0xf18/0x17d0
[10899.499220][T19513]      addrconf_f6i_alloc+0x315/0x560
[10899.499220][T19513]      ipv6_add_addr+0x411/0x2000
[10899.499220][T19513]      inet6_addr_add+0x30e/0xa40
[10899.499220][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10899.499220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10899.499220][T19513]      netlink_rcv_skb+0x130/0x360
[10899.499220][T19513]      netlink_unicast+0x449/0x710
[10899.499220][T19513]      netlink_sendmsg+0x723/0xbe0
[10899.499220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10899.499220][T19513]      ___sys_sendmsg+0xee/0x170
[10899.499220][T19513]      __sys_sendmsg+0xcd/0x170
[10899.499220][T19513]      do_syscall_64+0xc6/0x1e0
[10899.499220][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10899.499220][T19513] 
[10899.502652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10899.502652][T19513]      netdev_get_by_index+0x5e/0x80
[10899.502652][T19513]      fib6_nh_init+0x3d8/0x15b0
[10899.502652][T19513]      ip6_route_info_create+0xf18/0x17d0
[10899.502652][T19513]      ip6_route_add+0x1c/0x140
[10899.502652][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10899.502652][T19513]      addrconf_add_dev+0xe2/0x170
[10899.502652][T19513]      inet6_addr_add+0x12f/0xa40
[10899.502652][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10899.502652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10899.502652][T19513]      netlink_rcv_skb+0x130/0x360
[10899.502652][T19513]      netlink_unicast+0x449/0x710
[10899.502652][T19513]      netlink_sendmsg+0x723/0xbe0
[10899.502652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10899.502652][T19513]      ___sys_sendmsg+0xee/0x170
[10899.502652][T19513]      __sys_sendmsg+0xcd/0x170
[10899.502652][T19513]      do_syscall_64+0xc6/0x1e0
[10899.502652][T19513] 
[10899.506701][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10899.506701][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10899.506701][T19513]      ipv6_find_idev+0x102/0x170
[10899.506701][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10899.506701][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10899.506701][T19513]      netlink_rcv_skb+0x130/0x360
[10899.506701][T19513]      netlink_unicast+0x449/0x710
[10899.506701][T19513]      netlink_sendmsg+0x723/0xbe0
[10899.506701][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10899.506701][T19513]      ___sys_sendmsg+0xee/0x170
[10899.506701][T19513]      __sys_sendmsg+0xcd/0x170
[10899.506701][T19513]      do_syscall_64+0xc6/0x1e0
[10899.506701][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10899.506701][T19513] 
[10899.509369][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10899.509369][T19513]      neigh_parms_alloc+0x1e5/0x510
[10899.509369][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10899.509369][T19513]      ipv6_find_idev+0x102/0x170
[10899.509369][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10899.509369][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10899.509369][T19513]      netlink_rcv_skb+0x130/0x360
[10899.509369][T19513]      netlink_unicast+0x449/0x710
[10899.509369][T19513]      netlink_sendmsg+0x723/0xbe0
[10899.509369][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10899.509369][T19513]      ___sys_sendmsg+0xee/0x170
[10899.509369][T19513]      __sys_sendmsg+0xcd/0x170
[10899.509369][T19513]      do_syscall_64+0xc6/0x1e0
[10899.509369][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10899.509369][T19513] 
[10909.751082][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10909.751490][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10909.751490][T19513]      netdev_get_by_index+0x5e/0x80
[10909.751490][T19513]      fib6_nh_init+0x3d8/0x15b0
[10909.751490][T19513]      ip6_route_info_create+0xf18/0x17d0
[10909.751490][T19513]      ip6_route_add+0x1c/0x140
[10909.751490][T19513]      addrconf_prefix_route+0x2a6/0x430
[10909.751490][T19513]      inet6_addr_add+0x4f8/0xa40
[10909.751490][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10909.751490][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10909.751490][T19513]      netlink_rcv_skb+0x130/0x360
[10909.751490][T19513]      netlink_unicast+0x449/0x710
[10909.751490][T19513]      netlink_sendmsg+0x723/0xbe0
[10909.751490][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10909.751490][T19513]      ___sys_sendmsg+0xee/0x170
[10909.751490][T19513]      __sys_sendmsg+0xcd/0x170
[10909.751490][T19513]      do_syscall_64+0xc6/0x1e0
[10909.751490][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10909.751490][T19513] 
[10909.753821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10909.753821][T19513]      netdev_get_by_index+0x5e/0x80
[10909.753821][T19513]      fib6_nh_init+0x3d8/0x15b0
[10909.753821][T19513]      ip6_route_info_create+0xf18/0x17d0
[10909.753821][T19513]      addrconf_f6i_alloc+0x315/0x560
[10909.753821][T19513]      ipv6_add_addr+0x411/0x2000
[10909.753821][T19513]      inet6_addr_add+0x30e/0xa40
[10909.753821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10909.753821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10909.753821][T19513]      netlink_rcv_skb+0x130/0x360
[10909.753821][T19513]      netlink_unicast+0x449/0x710
[10909.753821][T19513]      netlink_sendmsg+0x723/0xbe0
[10909.753821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10909.753821][T19513]      ___sys_sendmsg+0xee/0x170
[10909.753821][T19513]      __sys_sendmsg+0xcd/0x170
[10909.753821][T19513]      do_syscall_64+0xc6/0x1e0
[10909.753821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10909.753821][T19513] 
[10909.756028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10909.756028][T19513]      netdev_get_by_index+0x5e/0x80
[10909.756028][T19513]      fib6_nh_init+0x3d8/0x15b0
[10909.756028][T19513]      ip6_route_info_create+0xf18/0x17d0
[10909.756028][T19513]      ip6_route_add+0x1c/0x140
[10909.756028][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10909.756028][T19513]      addrconf_add_dev+0xe2/0x170
[10909.756028][T19513]      inet6_addr_add+0x12f/0xa40
[10909.756028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10909.756028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10909.756028][T19513]      netlink_rcv_skb+0x130/0x360
[10909.756028][T19513]      netlink_unicast+0x449/0x710
[10909.756028][T19513]      netlink_sendmsg+0x723/0xbe0
[10909.756028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10909.756028][T19513]      ___sys_sendmsg+0xee/0x170
[10909.756028][T19513]      __sys_sendmsg+0xcd/0x170
[10909.756028][T19513]      do_syscall_64+0xc6/0x1e0
[10909.756028][T19513] 
[10909.758219][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10909.758219][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10909.758219][T19513]      ipv6_find_idev+0x102/0x170
[10909.758219][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10909.758219][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10909.758219][T19513]      netlink_rcv_skb+0x130/0x360
[10909.758219][T19513]      netlink_unicast+0x449/0x710
[10909.758219][T19513]      netlink_sendmsg+0x723/0xbe0
[10909.758219][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10909.758219][T19513]      ___sys_sendmsg+0xee/0x170
[10909.758219][T19513]      __sys_sendmsg+0xcd/0x170
[10909.758219][T19513]      do_syscall_64+0xc6/0x1e0
[10909.758219][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10909.758219][T19513] 
[10909.759928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10909.759928][T19513]      neigh_parms_alloc+0x1e5/0x510
[10909.759928][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10909.759928][T19513]      ipv6_find_idev+0x102/0x170
[10909.759928][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10909.759928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10909.759928][T19513]      netlink_rcv_skb+0x130/0x360
[10909.759928][T19513]      netlink_unicast+0x449/0x710
[10909.759928][T19513]      netlink_sendmsg+0x723/0xbe0
[10909.759928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10909.759928][T19513]      ___sys_sendmsg+0xee/0x170
[10909.759928][T19513]      __sys_sendmsg+0xcd/0x170
[10909.759928][T19513]      do_syscall_64+0xc6/0x1e0
[10909.759928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10909.759928][T19513] 
[10919.927100][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10919.927531][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10919.927531][T19513]      netdev_get_by_index+0x5e/0x80
[10919.927531][T19513]      fib6_nh_init+0x3d8/0x15b0
[10919.927531][T19513]      ip6_route_info_create+0xf18/0x17d0
[10919.927531][T19513]      ip6_route_add+0x1c/0x140
[10919.927531][T19513]      addrconf_prefix_route+0x2a6/0x430
[10919.927531][T19513]      inet6_addr_add+0x4f8/0xa40
[10919.927531][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10919.927531][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10919.927531][T19513]      netlink_rcv_skb+0x130/0x360
[10919.927531][T19513]      netlink_unicast+0x449/0x710
[10919.927531][T19513]      netlink_sendmsg+0x723/0xbe0
[10919.927531][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10919.927531][T19513]      ___sys_sendmsg+0xee/0x170
[10919.927531][T19513]      __sys_sendmsg+0xcd/0x170
[10919.927531][T19513]      do_syscall_64+0xc6/0x1e0
[10919.927531][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10919.927531][T19513] 
[10919.929794][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10919.929794][T19513]      netdev_get_by_index+0x5e/0x80
[10919.929794][T19513]      fib6_nh_init+0x3d8/0x15b0
[10919.929794][T19513]      ip6_route_info_create+0xf18/0x17d0
[10919.929794][T19513]      addrconf_f6i_alloc+0x315/0x560
[10919.929794][T19513]      ipv6_add_addr+0x411/0x2000
[10919.929794][T19513]      inet6_addr_add+0x30e/0xa40
[10919.929794][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10919.929794][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10919.929794][T19513]      netlink_rcv_skb+0x130/0x360
[10919.929794][T19513]      netlink_unicast+0x449/0x710
[10919.929794][T19513]      netlink_sendmsg+0x723/0xbe0
[10919.929794][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10919.929794][T19513]      ___sys_sendmsg+0xee/0x170
[10919.929794][T19513]      __sys_sendmsg+0xcd/0x170
[10919.929794][T19513]      do_syscall_64+0xc6/0x1e0
[10919.929794][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10919.929794][T19513] 
[10919.932046][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10919.932046][T19513]      netdev_get_by_index+0x5e/0x80
[10919.932046][T19513]      fib6_nh_init+0x3d8/0x15b0
[10919.932046][T19513]      ip6_route_info_create+0xf18/0x17d0
[10919.932046][T19513]      ip6_route_add+0x1c/0x140
[10919.932046][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10919.932046][T19513]      addrconf_add_dev+0xe2/0x170
[10919.932046][T19513]      inet6_addr_add+0x12f/0xa40
[10919.932046][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10919.932046][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10919.932046][T19513]      netlink_rcv_skb+0x130/0x360
[10919.932046][T19513]      netlink_unicast+0x449/0x710
[10919.932046][T19513]      netlink_sendmsg+0x723/0xbe0
[10919.932046][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10919.932046][T19513]      ___sys_sendmsg+0xee/0x170
[10919.932046][T19513]      __sys_sendmsg+0xcd/0x170
[10919.932046][T19513]      do_syscall_64+0xc6/0x1e0
[10919.932046][T19513] 
[10919.934231][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10919.934231][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10919.934231][T19513]      ipv6_find_idev+0x102/0x170
[10919.934231][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10919.934231][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10919.934231][T19513]      netlink_rcv_skb+0x130/0x360
[10919.934231][T19513]      netlink_unicast+0x449/0x710
[10919.934231][T19513]      netlink_sendmsg+0x723/0xbe0
[10919.934231][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10919.934231][T19513]      ___sys_sendmsg+0xee/0x170
[10919.934231][T19513]      __sys_sendmsg+0xcd/0x170
[10919.934231][T19513]      do_syscall_64+0xc6/0x1e0
[10919.934231][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10919.934231][T19513] 
[10919.935959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10919.935959][T19513]      neigh_parms_alloc+0x1e5/0x510
[10919.935959][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10919.935959][T19513]      ipv6_find_idev+0x102/0x170
[10919.935959][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10919.935959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10919.935959][T19513]      netlink_rcv_skb+0x130/0x360
[10919.935959][T19513]      netlink_unicast+0x449/0x710
[10919.935959][T19513]      netlink_sendmsg+0x723/0xbe0
[10919.935959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10919.935959][T19513]      ___sys_sendmsg+0xee/0x170
[10919.935959][T19513]      __sys_sendmsg+0xcd/0x170
[10919.935959][T19513]      do_syscall_64+0xc6/0x1e0
[10919.935959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10919.935959][T19513] 
[10930.175146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10930.175652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10930.175652][T19513]      netdev_get_by_index+0x5e/0x80
[10930.175652][T19513]      fib6_nh_init+0x3d8/0x15b0
[10930.175652][T19513]      ip6_route_info_create+0xf18/0x17d0
[10930.175652][T19513]      ip6_route_add+0x1c/0x140
[10930.175652][T19513]      addrconf_prefix_route+0x2a6/0x430
[10930.175652][T19513]      inet6_addr_add+0x4f8/0xa40
[10930.175652][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10930.175652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10930.175652][T19513]      netlink_rcv_skb+0x130/0x360
[10930.175652][T19513]      netlink_unicast+0x449/0x710
[10930.175652][T19513]      netlink_sendmsg+0x723/0xbe0
[10930.175652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10930.175652][T19513]      ___sys_sendmsg+0xee/0x170
[10930.175652][T19513]      __sys_sendmsg+0xcd/0x170
[10930.175652][T19513]      do_syscall_64+0xc6/0x1e0
[10930.175652][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10930.175652][T19513] 
[10930.177947][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10930.177947][T19513]      netdev_get_by_index+0x5e/0x80
[10930.177947][T19513]      fib6_nh_init+0x3d8/0x15b0
[10930.177947][T19513]      ip6_route_info_create+0xf18/0x17d0
[10930.177947][T19513]      addrconf_f6i_alloc+0x315/0x560
[10930.177947][T19513]      ipv6_add_addr+0x411/0x2000
[10930.177947][T19513]      inet6_addr_add+0x30e/0xa40
[10930.177947][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10930.177947][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10930.177947][T19513]      netlink_rcv_skb+0x130/0x360
[10930.177947][T19513]      netlink_unicast+0x449/0x710
[10930.177947][T19513]      netlink_sendmsg+0x723/0xbe0
[10930.177947][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10930.177947][T19513]      ___sys_sendmsg+0xee/0x170
[10930.177947][T19513]      __sys_sendmsg+0xcd/0x170
[10930.177947][T19513]      do_syscall_64+0xc6/0x1e0
[10930.177947][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10930.177947][T19513] 
[10930.180182][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10930.180182][T19513]      netdev_get_by_index+0x5e/0x80
[10930.180182][T19513]      fib6_nh_init+0x3d8/0x15b0
[10930.180182][T19513]      ip6_route_info_create+0xf18/0x17d0
[10930.180182][T19513]      ip6_route_add+0x1c/0x140
[10930.180182][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10930.180182][T19513]      addrconf_add_dev+0xe2/0x170
[10930.180182][T19513]      inet6_addr_add+0x12f/0xa40
[10930.180182][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10930.180182][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10930.180182][T19513]      netlink_rcv_skb+0x130/0x360
[10930.180182][T19513]      netlink_unicast+0x449/0x710
[10930.180182][T19513]      netlink_sendmsg+0x723/0xbe0
[10930.180182][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10930.180182][T19513]      ___sys_sendmsg+0xee/0x170
[10930.180182][T19513]      __sys_sendmsg+0xcd/0x170
[10930.180182][T19513]      do_syscall_64+0xc6/0x1e0
[10930.180182][T19513] 
[10930.182383][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10930.182383][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10930.182383][T19513]      ipv6_find_idev+0x102/0x170
[10930.182383][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10930.182383][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10930.182383][T19513]      netlink_rcv_skb+0x130/0x360
[10930.182383][T19513]      netlink_unicast+0x449/0x710
[10930.182383][T19513]      netlink_sendmsg+0x723/0xbe0
[10930.182383][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10930.182383][T19513]      ___sys_sendmsg+0xee/0x170
[10930.182383][T19513]      __sys_sendmsg+0xcd/0x170
[10930.182383][T19513]      do_syscall_64+0xc6/0x1e0
[10930.182383][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10930.182383][T19513] 
[10930.184100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10930.184100][T19513]      neigh_parms_alloc+0x1e5/0x510
[10930.184100][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10930.184100][T19513]      ipv6_find_idev+0x102/0x170
[10930.184100][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10930.184100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10930.184100][T19513]      netlink_rcv_skb+0x130/0x360
[10930.184100][T19513]      netlink_unicast+0x449/0x710
[10930.184100][T19513]      netlink_sendmsg+0x723/0xbe0
[10930.184100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10930.184100][T19513]      ___sys_sendmsg+0xee/0x170
[10930.184100][T19513]      __sys_sendmsg+0xcd/0x170
[10930.184100][T19513]      do_syscall_64+0xc6/0x1e0
[10930.184100][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10930.184100][T19513] 
[10940.423118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10940.423575][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10940.423575][T19513]      netdev_get_by_index+0x5e/0x80
[10940.423575][T19513]      fib6_nh_init+0x3d8/0x15b0
[10940.423575][T19513]      ip6_route_info_create+0xf18/0x17d0
[10940.423575][T19513]      ip6_route_add+0x1c/0x140
[10940.423575][T19513]      addrconf_prefix_route+0x2a6/0x430
[10940.423575][T19513]      inet6_addr_add+0x4f8/0xa40
[10940.423575][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10940.423575][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10940.423575][T19513]      netlink_rcv_skb+0x130/0x360
[10940.423575][T19513]      netlink_unicast+0x449/0x710
[10940.423575][T19513]      netlink_sendmsg+0x723/0xbe0
[10940.423575][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10940.423575][T19513]      ___sys_sendmsg+0xee/0x170
[10940.423575][T19513]      __sys_sendmsg+0xcd/0x170
[10940.423575][T19513]      do_syscall_64+0xc6/0x1e0
[10940.423575][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10940.423575][T19513] 
[10940.426034][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10940.426034][T19513]      netdev_get_by_index+0x5e/0x80
[10940.426034][T19513]      fib6_nh_init+0x3d8/0x15b0
[10940.426034][T19513]      ip6_route_info_create+0xf18/0x17d0
[10940.426034][T19513]      addrconf_f6i_alloc+0x315/0x560
[10940.426034][T19513]      ipv6_add_addr+0x411/0x2000
[10940.426034][T19513]      inet6_addr_add+0x30e/0xa40
[10940.426034][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10940.426034][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10940.426034][T19513]      netlink_rcv_skb+0x130/0x360
[10940.426034][T19513]      netlink_unicast+0x449/0x710
[10940.426034][T19513]      netlink_sendmsg+0x723/0xbe0
[10940.426034][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10940.426034][T19513]      ___sys_sendmsg+0xee/0x170
[10940.426034][T19513]      __sys_sendmsg+0xcd/0x170
[10940.426034][T19513]      do_syscall_64+0xc6/0x1e0
[10940.426034][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10940.426034][T19513] 
[10940.428476][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10940.428476][T19513]      netdev_get_by_index+0x5e/0x80
[10940.428476][T19513]      fib6_nh_init+0x3d8/0x15b0
[10940.428476][T19513]      ip6_route_info_create+0xf18/0x17d0
[10940.428476][T19513]      ip6_route_add+0x1c/0x140
[10940.428476][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10940.428476][T19513]      addrconf_add_dev+0xe2/0x170
[10940.428476][T19513]      inet6_addr_add+0x12f/0xa40
[10940.428476][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10940.428476][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10940.428476][T19513]      netlink_rcv_skb+0x130/0x360
[10940.428476][T19513]      netlink_unicast+0x449/0x710
[10940.428476][T19513]      netlink_sendmsg+0x723/0xbe0
[10940.428476][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10940.428476][T19513]      ___sys_sendmsg+0xee/0x170
[10940.428476][T19513]      __sys_sendmsg+0xcd/0x170
[10940.428476][T19513]      do_syscall_64+0xc6/0x1e0
[10940.428476][T19513] 
[10940.430856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10940.430856][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10940.430856][T19513]      ipv6_find_idev+0x102/0x170
[10940.430856][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10940.430856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10940.430856][T19513]      netlink_rcv_skb+0x130/0x360
[10940.430856][T19513]      netlink_unicast+0x449/0x710
[10940.430856][T19513]      netlink_sendmsg+0x723/0xbe0
[10940.430856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10940.430856][T19513]      ___sys_sendmsg+0xee/0x170
[10940.430856][T19513]      __sys_sendmsg+0xcd/0x170
[10940.430856][T19513]      do_syscall_64+0xc6/0x1e0
[10940.430856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10940.430856][T19513] 
[10940.432696][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10940.432696][T19513]      neigh_parms_alloc+0x1e5/0x510
[10940.432696][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10940.432696][T19513]      ipv6_find_idev+0x102/0x170
[10940.432696][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10940.432696][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10940.432696][T19513]      netlink_rcv_skb+0x130/0x360
[10940.432696][T19513]      netlink_unicast+0x449/0x710
[10940.432696][T19513]      netlink_sendmsg+0x723/0xbe0
[10940.432696][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10940.432696][T19513]      ___sys_sendmsg+0xee/0x170
[10940.432696][T19513]      __sys_sendmsg+0xcd/0x170
[10940.432696][T19513]      do_syscall_64+0xc6/0x1e0
[10940.432696][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10940.432696][T19513] 
[10950.671113][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10950.671514][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10950.671514][T19513]      netdev_get_by_index+0x5e/0x80
[10950.671514][T19513]      fib6_nh_init+0x3d8/0x15b0
[10950.671514][T19513]      ip6_route_info_create+0xf18/0x17d0
[10950.671514][T19513]      ip6_route_add+0x1c/0x140
[10950.671514][T19513]      addrconf_prefix_route+0x2a6/0x430
[10950.671514][T19513]      inet6_addr_add+0x4f8/0xa40
[10950.671514][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10950.671514][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10950.671514][T19513]      netlink_rcv_skb+0x130/0x360
[10950.671514][T19513]      netlink_unicast+0x449/0x710
[10950.671514][T19513]      netlink_sendmsg+0x723/0xbe0
[10950.671514][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10950.671514][T19513]      ___sys_sendmsg+0xee/0x170
[10950.671514][T19513]      __sys_sendmsg+0xcd/0x170
[10950.671514][T19513]      do_syscall_64+0xc6/0x1e0
[10950.671514][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10950.671514][T19513] 
[10950.673763][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10950.673763][T19513]      netdev_get_by_index+0x5e/0x80
[10950.673763][T19513]      fib6_nh_init+0x3d8/0x15b0
[10950.673763][T19513]      ip6_route_info_create+0xf18/0x17d0
[10950.673763][T19513]      addrconf_f6i_alloc+0x315/0x560
[10950.673763][T19513]      ipv6_add_addr+0x411/0x2000
[10950.673763][T19513]      inet6_addr_add+0x30e/0xa40
[10950.673763][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10950.673763][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10950.673763][T19513]      netlink_rcv_skb+0x130/0x360
[10950.673763][T19513]      netlink_unicast+0x449/0x710
[10950.673763][T19513]      netlink_sendmsg+0x723/0xbe0
[10950.673763][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10950.673763][T19513]      ___sys_sendmsg+0xee/0x170
[10950.673763][T19513]      __sys_sendmsg+0xcd/0x170
[10950.673763][T19513]      do_syscall_64+0xc6/0x1e0
[10950.673763][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10950.673763][T19513] 
[10950.675986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10950.675986][T19513]      netdev_get_by_index+0x5e/0x80
[10950.675986][T19513]      fib6_nh_init+0x3d8/0x15b0
[10950.675986][T19513]      ip6_route_info_create+0xf18/0x17d0
[10950.675986][T19513]      ip6_route_add+0x1c/0x140
[10950.675986][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10950.675986][T19513]      addrconf_add_dev+0xe2/0x170
[10950.675986][T19513]      inet6_addr_add+0x12f/0xa40
[10950.675986][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10950.675986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10950.675986][T19513]      netlink_rcv_skb+0x130/0x360
[10950.675986][T19513]      netlink_unicast+0x449/0x710
[10950.675986][T19513]      netlink_sendmsg+0x723/0xbe0
[10950.675986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10950.675986][T19513]      ___sys_sendmsg+0xee/0x170
[10950.675986][T19513]      __sys_sendmsg+0xcd/0x170
[10950.675986][T19513]      do_syscall_64+0xc6/0x1e0
[10950.675986][T19513] 
[10950.678163][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10950.678163][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10950.678163][T19513]      ipv6_find_idev+0x102/0x170
[10950.678163][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10950.678163][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10950.678163][T19513]      netlink_rcv_skb+0x130/0x360
[10950.678163][T19513]      netlink_unicast+0x449/0x710
[10950.678163][T19513]      netlink_sendmsg+0x723/0xbe0
[10950.678163][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10950.678163][T19513]      ___sys_sendmsg+0xee/0x170
[10950.678163][T19513]      __sys_sendmsg+0xcd/0x170
[10950.678163][T19513]      do_syscall_64+0xc6/0x1e0
[10950.678163][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10950.678163][T19513] 
[10950.679868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10950.679868][T19513]      neigh_parms_alloc+0x1e5/0x510
[10950.679868][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10950.679868][T19513]      ipv6_find_idev+0x102/0x170
[10950.679868][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10950.679868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10950.679868][T19513]      netlink_rcv_skb+0x130/0x360
[10950.679868][T19513]      netlink_unicast+0x449/0x710
[10950.679868][T19513]      netlink_sendmsg+0x723/0xbe0
[10950.679868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10950.679868][T19513]      ___sys_sendmsg+0xee/0x170
[10950.679868][T19513]      __sys_sendmsg+0xcd/0x170
[10950.679868][T19513]      do_syscall_64+0xc6/0x1e0
[10950.679868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10950.679868][T19513] 
[10960.775164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10960.775779][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10960.775779][T19513]      netdev_get_by_index+0x5e/0x80
[10960.775779][T19513]      fib6_nh_init+0x3d8/0x15b0
[10960.775779][T19513]      ip6_route_info_create+0xf18/0x17d0
[10960.775779][T19513]      ip6_route_add+0x1c/0x140
[10960.775779][T19513]      addrconf_prefix_route+0x2a6/0x430
[10960.775779][T19513]      inet6_addr_add+0x4f8/0xa40
[10960.775779][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10960.775779][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10960.775779][T19513]      netlink_rcv_skb+0x130/0x360
[10960.775779][T19513]      netlink_unicast+0x449/0x710
[10960.775779][T19513]      netlink_sendmsg+0x723/0xbe0
[10960.775779][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10960.775779][T19513]      ___sys_sendmsg+0xee/0x170
[10960.775779][T19513]      __sys_sendmsg+0xcd/0x170
[10960.775779][T19513]      do_syscall_64+0xc6/0x1e0
[10960.775779][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10960.775779][T19513] 
[10960.778535][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10960.778535][T19513]      netdev_get_by_index+0x5e/0x80
[10960.778535][T19513]      fib6_nh_init+0x3d8/0x15b0
[10960.778535][T19513]      ip6_route_info_create+0xf18/0x17d0
[10960.778535][T19513]      addrconf_f6i_alloc+0x315/0x560
[10960.778535][T19513]      ipv6_add_addr+0x411/0x2000
[10960.778535][T19513]      inet6_addr_add+0x30e/0xa40
[10960.778535][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10960.778535][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10960.778535][T19513]      netlink_rcv_skb+0x130/0x360
[10960.778535][T19513]      netlink_unicast+0x449/0x710
[10960.778535][T19513]      netlink_sendmsg+0x723/0xbe0
[10960.778535][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10960.778535][T19513]      ___sys_sendmsg+0xee/0x170
[10960.778535][T19513]      __sys_sendmsg+0xcd/0x170
[10960.778535][T19513]      do_syscall_64+0xc6/0x1e0
[10960.778535][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10960.778535][T19513] 
[10960.781340][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10960.781340][T19513]      netdev_get_by_index+0x5e/0x80
[10960.781340][T19513]      fib6_nh_init+0x3d8/0x15b0
[10960.781340][T19513]      ip6_route_info_create+0xf18/0x17d0
[10960.781340][T19513]      ip6_route_add+0x1c/0x140
[10960.781340][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10960.781340][T19513]      addrconf_add_dev+0xe2/0x170
[10960.781340][T19513]      inet6_addr_add+0x12f/0xa40
[10960.781340][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10960.781340][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10960.781340][T19513]      netlink_rcv_skb+0x130/0x360
[10960.781340][T19513]      netlink_unicast+0x449/0x710
[10960.781340][T19513]      netlink_sendmsg+0x723/0xbe0
[10960.781340][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10960.781340][T19513]      ___sys_sendmsg+0xee/0x170
[10960.781340][T19513]      __sys_sendmsg+0xcd/0x170
[10960.781340][T19513]      do_syscall_64+0xc6/0x1e0
[10960.781340][T19513] 
[10960.784787][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10960.784787][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10960.784787][T19513]      ipv6_find_idev+0x102/0x170
[10960.784787][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10960.784787][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10960.784787][T19513]      netlink_rcv_skb+0x130/0x360
[10960.784787][T19513]      netlink_unicast+0x449/0x710
[10960.784787][T19513]      netlink_sendmsg+0x723/0xbe0
[10960.784787][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10960.784787][T19513]      ___sys_sendmsg+0xee/0x170
[10960.784787][T19513]      __sys_sendmsg+0xcd/0x170
[10960.784787][T19513]      do_syscall_64+0xc6/0x1e0
[10960.784787][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10960.784787][T19513] 
[10960.787518][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10960.787518][T19513]      neigh_parms_alloc+0x1e5/0x510
[10960.787518][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10960.787518][T19513]      ipv6_find_idev+0x102/0x170
[10960.787518][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10960.787518][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10960.787518][T19513]      netlink_rcv_skb+0x130/0x360
[10960.787518][T19513]      netlink_unicast+0x449/0x710
[10960.787518][T19513]      netlink_sendmsg+0x723/0xbe0
[10960.787518][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10960.787518][T19513]      ___sys_sendmsg+0xee/0x170
[10960.787518][T19513]      __sys_sendmsg+0xcd/0x170
[10960.787518][T19513]      do_syscall_64+0xc6/0x1e0
[10960.787518][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10960.787518][T19513] 
[10971.031136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10971.031580][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10971.031580][T19513]      netdev_get_by_index+0x5e/0x80
[10971.031580][T19513]      fib6_nh_init+0x3d8/0x15b0
[10971.031580][T19513]      ip6_route_info_create+0xf18/0x17d0
[10971.031580][T19513]      ip6_route_add+0x1c/0x140
[10971.031580][T19513]      addrconf_prefix_route+0x2a6/0x430
[10971.031580][T19513]      inet6_addr_add+0x4f8/0xa40
[10971.031580][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10971.031580][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10971.031580][T19513]      netlink_rcv_skb+0x130/0x360
[10971.031580][T19513]      netlink_unicast+0x449/0x710
[10971.031580][T19513]      netlink_sendmsg+0x723/0xbe0
[10971.031580][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10971.031580][T19513]      ___sys_sendmsg+0xee/0x170
[10971.031580][T19513]      __sys_sendmsg+0xcd/0x170
[10971.031580][T19513]      do_syscall_64+0xc6/0x1e0
[10971.031580][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10971.031580][T19513] 
[10971.034192][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10971.034192][T19513]      netdev_get_by_index+0x5e/0x80
[10971.034192][T19513]      fib6_nh_init+0x3d8/0x15b0
[10971.034192][T19513]      ip6_route_info_create+0xf18/0x17d0
[10971.034192][T19513]      addrconf_f6i_alloc+0x315/0x560
[10971.034192][T19513]      ipv6_add_addr+0x411/0x2000
[10971.034192][T19513]      inet6_addr_add+0x30e/0xa40
[10971.034192][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10971.034192][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10971.034192][T19513]      netlink_rcv_skb+0x130/0x360
[10971.034192][T19513]      netlink_unicast+0x449/0x710
[10971.034192][T19513]      netlink_sendmsg+0x723/0xbe0
[10971.034192][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10971.034192][T19513]      ___sys_sendmsg+0xee/0x170
[10971.034192][T19513]      __sys_sendmsg+0xcd/0x170
[10971.034192][T19513]      do_syscall_64+0xc6/0x1e0
[10971.034192][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10971.034192][T19513] 
[10971.037827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10971.037827][T19513]      netdev_get_by_index+0x5e/0x80
[10971.037827][T19513]      fib6_nh_init+0x3d8/0x15b0
[10971.037827][T19513]      ip6_route_info_create+0xf18/0x17d0
[10971.037827][T19513]      ip6_route_add+0x1c/0x140
[10971.037827][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10971.037827][T19513]      addrconf_add_dev+0xe2/0x170
[10971.037827][T19513]      inet6_addr_add+0x12f/0xa40
[10971.037827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10971.037827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10971.037827][T19513]      netlink_rcv_skb+0x130/0x360
[10971.037827][T19513]      netlink_unicast+0x449/0x710
[10971.037827][T19513]      netlink_sendmsg+0x723/0xbe0
[10971.037827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10971.037827][T19513]      ___sys_sendmsg+0xee/0x170
[10971.037827][T19513]      __sys_sendmsg+0xcd/0x170
[10971.037827][T19513]      do_syscall_64+0xc6/0x1e0
[10971.037827][T19513] 
[10971.041550][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10971.041550][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10971.041550][T19513]      ipv6_find_idev+0x102/0x170
[10971.041550][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10971.041550][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10971.041550][T19513]      netlink_rcv_skb+0x130/0x360
[10971.041550][T19513]      netlink_unicast+0x449/0x710
[10971.041550][T19513]      netlink_sendmsg+0x723/0xbe0
[10971.041550][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10971.041550][T19513]      ___sys_sendmsg+0xee/0x170
[10971.041550][T19513]      __sys_sendmsg+0xcd/0x170
[10971.041550][T19513]      do_syscall_64+0xc6/0x1e0
[10971.041550][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10971.041550][T19513] 
[10971.044437][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10971.044437][T19513]      neigh_parms_alloc+0x1e5/0x510
[10971.044437][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10971.044437][T19513]      ipv6_find_idev+0x102/0x170
[10971.044437][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10971.044437][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10971.044437][T19513]      netlink_rcv_skb+0x130/0x360
[10971.044437][T19513]      netlink_unicast+0x449/0x710
[10971.044437][T19513]      netlink_sendmsg+0x723/0xbe0
[10971.044437][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10971.044437][T19513]      ___sys_sendmsg+0xee/0x170
[10971.044437][T19513]      __sys_sendmsg+0xcd/0x170
[10971.044437][T19513]      do_syscall_64+0xc6/0x1e0
[10971.044437][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10971.044437][T19513] 
[10981.287101][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10981.287535][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10981.287535][T19513]      netdev_get_by_index+0x5e/0x80
[10981.287535][T19513]      fib6_nh_init+0x3d8/0x15b0
[10981.287535][T19513]      ip6_route_info_create+0xf18/0x17d0
[10981.287535][T19513]      ip6_route_add+0x1c/0x140
[10981.287535][T19513]      addrconf_prefix_route+0x2a6/0x430
[10981.287535][T19513]      inet6_addr_add+0x4f8/0xa40
[10981.287535][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10981.287535][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10981.287535][T19513]      netlink_rcv_skb+0x130/0x360
[10981.287535][T19513]      netlink_unicast+0x449/0x710
[10981.287535][T19513]      netlink_sendmsg+0x723/0xbe0
[10981.287535][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10981.287535][T19513]      ___sys_sendmsg+0xee/0x170
[10981.287535][T19513]      __sys_sendmsg+0xcd/0x170
[10981.287535][T19513]      do_syscall_64+0xc6/0x1e0
[10981.287535][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10981.287535][T19513] 
[10981.289958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10981.289958][T19513]      netdev_get_by_index+0x5e/0x80
[10981.289958][T19513]      fib6_nh_init+0x3d8/0x15b0
[10981.289958][T19513]      ip6_route_info_create+0xf18/0x17d0
[10981.289958][T19513]      addrconf_f6i_alloc+0x315/0x560
[10981.289958][T19513]      ipv6_add_addr+0x411/0x2000
[10981.289958][T19513]      inet6_addr_add+0x30e/0xa40
[10981.289958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10981.289958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10981.289958][T19513]      netlink_rcv_skb+0x130/0x360
[10981.289958][T19513]      netlink_unicast+0x449/0x710
[10981.289958][T19513]      netlink_sendmsg+0x723/0xbe0
[10981.289958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10981.289958][T19513]      ___sys_sendmsg+0xee/0x170
[10981.289958][T19513]      __sys_sendmsg+0xcd/0x170
[10981.289958][T19513]      do_syscall_64+0xc6/0x1e0
[10981.289958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10981.289958][T19513] 
[10981.292400][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10981.292400][T19513]      netdev_get_by_index+0x5e/0x80
[10981.292400][T19513]      fib6_nh_init+0x3d8/0x15b0
[10981.292400][T19513]      ip6_route_info_create+0xf18/0x17d0
[10981.292400][T19513]      ip6_route_add+0x1c/0x140
[10981.292400][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10981.292400][T19513]      addrconf_add_dev+0xe2/0x170
[10981.292400][T19513]      inet6_addr_add+0x12f/0xa40
[10981.292400][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10981.292400][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10981.292400][T19513]      netlink_rcv_skb+0x130/0x360
[10981.292400][T19513]      netlink_unicast+0x449/0x710
[10981.292400][T19513]      netlink_sendmsg+0x723/0xbe0
[10981.292400][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10981.292400][T19513]      ___sys_sendmsg+0xee/0x170
[10981.292400][T19513]      __sys_sendmsg+0xcd/0x170
[10981.292400][T19513]      do_syscall_64+0xc6/0x1e0
[10981.292400][T19513] 
[10981.294788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10981.294788][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10981.294788][T19513]      ipv6_find_idev+0x102/0x170
[10981.294788][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10981.294788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10981.294788][T19513]      netlink_rcv_skb+0x130/0x360
[10981.294788][T19513]      netlink_unicast+0x449/0x710
[10981.294788][T19513]      netlink_sendmsg+0x723/0xbe0
[10981.294788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10981.294788][T19513]      ___sys_sendmsg+0xee/0x170
[10981.294788][T19513]      __sys_sendmsg+0xcd/0x170
[10981.294788][T19513]      do_syscall_64+0xc6/0x1e0
[10981.294788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10981.294788][T19513] 
[10981.296687][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10981.296687][T19513]      neigh_parms_alloc+0x1e5/0x510
[10981.296687][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10981.296687][T19513]      ipv6_find_idev+0x102/0x170
[10981.296687][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10981.296687][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10981.296687][T19513]      netlink_rcv_skb+0x130/0x360
[10981.296687][T19513]      netlink_unicast+0x449/0x710
[10981.296687][T19513]      netlink_sendmsg+0x723/0xbe0
[10981.296687][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10981.296687][T19513]      ___sys_sendmsg+0xee/0x170
[10981.296687][T19513]      __sys_sendmsg+0xcd/0x170
[10981.296687][T19513]      do_syscall_64+0xc6/0x1e0
[10981.296687][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10981.296687][T19513] 
[10991.535112][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[10991.535567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10991.535567][T19513]      netdev_get_by_index+0x5e/0x80
[10991.535567][T19513]      fib6_nh_init+0x3d8/0x15b0
[10991.535567][T19513]      ip6_route_info_create+0xf18/0x17d0
[10991.535567][T19513]      ip6_route_add+0x1c/0x140
[10991.535567][T19513]      addrconf_prefix_route+0x2a6/0x430
[10991.535567][T19513]      inet6_addr_add+0x4f8/0xa40
[10991.535567][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10991.535567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10991.535567][T19513]      netlink_rcv_skb+0x130/0x360
[10991.535567][T19513]      netlink_unicast+0x449/0x710
[10991.535567][T19513]      netlink_sendmsg+0x723/0xbe0
[10991.535567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10991.535567][T19513]      ___sys_sendmsg+0xee/0x170
[10991.535567][T19513]      __sys_sendmsg+0xcd/0x170
[10991.535567][T19513]      do_syscall_64+0xc6/0x1e0
[10991.535567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10991.535567][T19513] 
[10991.538159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10991.538159][T19513]      netdev_get_by_index+0x5e/0x80
[10991.538159][T19513]      fib6_nh_init+0x3d8/0x15b0
[10991.538159][T19513]      ip6_route_info_create+0xf18/0x17d0
[10991.538159][T19513]      addrconf_f6i_alloc+0x315/0x560
[10991.538159][T19513]      ipv6_add_addr+0x411/0x2000
[10991.538159][T19513]      inet6_addr_add+0x30e/0xa40
[10991.538159][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10991.538159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10991.538159][T19513]      netlink_rcv_skb+0x130/0x360
[10991.538159][T19513]      netlink_unicast+0x449/0x710
[10991.538159][T19513]      netlink_sendmsg+0x723/0xbe0
[10991.538159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10991.538159][T19513]      ___sys_sendmsg+0xee/0x170
[10991.538159][T19513]      __sys_sendmsg+0xcd/0x170
[10991.538159][T19513]      do_syscall_64+0xc6/0x1e0
[10991.538159][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10991.538159][T19513] 
[10991.540674][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10991.540674][T19513]      netdev_get_by_index+0x5e/0x80
[10991.540674][T19513]      fib6_nh_init+0x3d8/0x15b0
[10991.540674][T19513]      ip6_route_info_create+0xf18/0x17d0
[10991.540674][T19513]      ip6_route_add+0x1c/0x140
[10991.540674][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[10991.540674][T19513]      addrconf_add_dev+0xe2/0x170
[10991.540674][T19513]      inet6_addr_add+0x12f/0xa40
[10991.540674][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[10991.540674][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10991.540674][T19513]      netlink_rcv_skb+0x130/0x360
[10991.540674][T19513]      netlink_unicast+0x449/0x710
[10991.540674][T19513]      netlink_sendmsg+0x723/0xbe0
[10991.540674][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10991.540674][T19513]      ___sys_sendmsg+0xee/0x170
[10991.540674][T19513]      __sys_sendmsg+0xcd/0x170
[10991.540674][T19513]      do_syscall_64+0xc6/0x1e0
[10991.540674][T19513] 
[10991.543193][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10991.543193][T19513]      ipv6_add_dev+0x3b9/0x11c0
[10991.543193][T19513]      ipv6_find_idev+0x102/0x170
[10991.543193][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10991.543193][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10991.543193][T19513]      netlink_rcv_skb+0x130/0x360
[10991.543193][T19513]      netlink_unicast+0x449/0x710
[10991.543193][T19513]      netlink_sendmsg+0x723/0xbe0
[10991.543193][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10991.543193][T19513]      ___sys_sendmsg+0xee/0x170
[10991.543193][T19513]      __sys_sendmsg+0xcd/0x170
[10991.543193][T19513]      do_syscall_64+0xc6/0x1e0
[10991.543193][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10991.543193][T19513] 
[10991.545132][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[10991.545132][T19513]      neigh_parms_alloc+0x1e5/0x510
[10991.545132][T19513]      ipv6_add_dev+0x2fd/0x11c0
[10991.545132][T19513]      ipv6_find_idev+0x102/0x170
[10991.545132][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[10991.545132][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[10991.545132][T19513]      netlink_rcv_skb+0x130/0x360
[10991.545132][T19513]      netlink_unicast+0x449/0x710
[10991.545132][T19513]      netlink_sendmsg+0x723/0xbe0
[10991.545132][T19513]      ____sys_sendmsg+0x7b2/0xa10
[10991.545132][T19513]      ___sys_sendmsg+0xee/0x170
[10991.545132][T19513]      __sys_sendmsg+0xcd/0x170
[10991.545132][T19513]      do_syscall_64+0xc6/0x1e0
[10991.545132][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[10991.545132][T19513] 
[11001.783160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11001.783681][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11001.783681][T19513]      netdev_get_by_index+0x5e/0x80
[11001.783681][T19513]      fib6_nh_init+0x3d8/0x15b0
[11001.783681][T19513]      ip6_route_info_create+0xf18/0x17d0
[11001.783681][T19513]      ip6_route_add+0x1c/0x140
[11001.783681][T19513]      addrconf_prefix_route+0x2a6/0x430
[11001.783681][T19513]      inet6_addr_add+0x4f8/0xa40
[11001.783681][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11001.783681][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11001.783681][T19513]      netlink_rcv_skb+0x130/0x360
[11001.783681][T19513]      netlink_unicast+0x449/0x710
[11001.783681][T19513]      netlink_sendmsg+0x723/0xbe0
[11001.783681][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11001.783681][T19513]      ___sys_sendmsg+0xee/0x170
[11001.783681][T19513]      __sys_sendmsg+0xcd/0x170
[11001.783681][T19513]      do_syscall_64+0xc6/0x1e0
[11001.783681][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11001.783681][T19513] 
[11001.785929][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11001.785929][T19513]      netdev_get_by_index+0x5e/0x80
[11001.785929][T19513]      fib6_nh_init+0x3d8/0x15b0
[11001.785929][T19513]      ip6_route_info_create+0xf18/0x17d0
[11001.785929][T19513]      addrconf_f6i_alloc+0x315/0x560
[11001.785929][T19513]      ipv6_add_addr+0x411/0x2000
[11001.785929][T19513]      inet6_addr_add+0x30e/0xa40
[11001.785929][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11001.785929][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11001.785929][T19513]      netlink_rcv_skb+0x130/0x360
[11001.785929][T19513]      netlink_unicast+0x449/0x710
[11001.785929][T19513]      netlink_sendmsg+0x723/0xbe0
[11001.785929][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11001.785929][T19513]      ___sys_sendmsg+0xee/0x170
[11001.785929][T19513]      __sys_sendmsg+0xcd/0x170
[11001.785929][T19513]      do_syscall_64+0xc6/0x1e0
[11001.785929][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11001.785929][T19513] 
[11001.788163][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11001.788163][T19513]      netdev_get_by_index+0x5e/0x80
[11001.788163][T19513]      fib6_nh_init+0x3d8/0x15b0
[11001.788163][T19513]      ip6_route_info_create+0xf18/0x17d0
[11001.788163][T19513]      ip6_route_add+0x1c/0x140
[11001.788163][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11001.788163][T19513]      addrconf_add_dev+0xe2/0x170
[11001.788163][T19513]      inet6_addr_add+0x12f/0xa40
[11001.788163][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11001.788163][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11001.788163][T19513]      netlink_rcv_skb+0x130/0x360
[11001.788163][T19513]      netlink_unicast+0x449/0x710
[11001.788163][T19513]      netlink_sendmsg+0x723/0xbe0
[11001.788163][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11001.788163][T19513]      ___sys_sendmsg+0xee/0x170
[11001.788163][T19513]      __sys_sendmsg+0xcd/0x170
[11001.788163][T19513]      do_syscall_64+0xc6/0x1e0
[11001.788163][T19513] 
[11001.790342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11001.790342][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11001.790342][T19513]      ipv6_find_idev+0x102/0x170
[11001.790342][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11001.790342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11001.790342][T19513]      netlink_rcv_skb+0x130/0x360
[11001.790342][T19513]      netlink_unicast+0x449/0x710
[11001.790342][T19513]      netlink_sendmsg+0x723/0xbe0
[11001.790342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11001.790342][T19513]      ___sys_sendmsg+0xee/0x170
[11001.790342][T19513]      __sys_sendmsg+0xcd/0x170
[11001.790342][T19513]      do_syscall_64+0xc6/0x1e0
[11001.790342][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11001.790342][T19513] 
[11001.792042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11001.792042][T19513]      neigh_parms_alloc+0x1e5/0x510
[11001.792042][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11001.792042][T19513]      ipv6_find_idev+0x102/0x170
[11001.792042][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11001.792042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11001.792042][T19513]      netlink_rcv_skb+0x130/0x360
[11001.792042][T19513]      netlink_unicast+0x449/0x710
[11001.792042][T19513]      netlink_sendmsg+0x723/0xbe0
[11001.792042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11001.792042][T19513]      ___sys_sendmsg+0xee/0x170
[11001.792042][T19513]      __sys_sendmsg+0xcd/0x170
[11001.792042][T19513]      do_syscall_64+0xc6/0x1e0
[11001.792042][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11001.792042][T19513] 
[11011.855075][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11011.855514][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11011.855514][T19513]      netdev_get_by_index+0x5e/0x80
[11011.855514][T19513]      fib6_nh_init+0x3d8/0x15b0
[11011.855514][T19513]      ip6_route_info_create+0xf18/0x17d0
[11011.855514][T19513]      ip6_route_add+0x1c/0x140
[11011.855514][T19513]      addrconf_prefix_route+0x2a6/0x430
[11011.855514][T19513]      inet6_addr_add+0x4f8/0xa40
[11011.855514][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11011.855514][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11011.855514][T19513]      netlink_rcv_skb+0x130/0x360
[11011.855514][T19513]      netlink_unicast+0x449/0x710
[11011.855514][T19513]      netlink_sendmsg+0x723/0xbe0
[11011.855514][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11011.855514][T19513]      ___sys_sendmsg+0xee/0x170
[11011.855514][T19513]      __sys_sendmsg+0xcd/0x170
[11011.855514][T19513]      do_syscall_64+0xc6/0x1e0
[11011.855514][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11011.855514][T19513] 
[11011.857802][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11011.857802][T19513]      netdev_get_by_index+0x5e/0x80
[11011.857802][T19513]      fib6_nh_init+0x3d8/0x15b0
[11011.857802][T19513]      ip6_route_info_create+0xf18/0x17d0
[11011.857802][T19513]      addrconf_f6i_alloc+0x315/0x560
[11011.857802][T19513]      ipv6_add_addr+0x411/0x2000
[11011.857802][T19513]      inet6_addr_add+0x30e/0xa40
[11011.857802][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11011.857802][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11011.857802][T19513]      netlink_rcv_skb+0x130/0x360
[11011.857802][T19513]      netlink_unicast+0x449/0x710
[11011.857802][T19513]      netlink_sendmsg+0x723/0xbe0
[11011.857802][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11011.857802][T19513]      ___sys_sendmsg+0xee/0x170
[11011.857802][T19513]      __sys_sendmsg+0xcd/0x170
[11011.857802][T19513]      do_syscall_64+0xc6/0x1e0
[11011.857802][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11011.857802][T19513] 
[11011.860171][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11011.860171][T19513]      netdev_get_by_index+0x5e/0x80
[11011.860171][T19513]      fib6_nh_init+0x3d8/0x15b0
[11011.860171][T19513]      ip6_route_info_create+0xf18/0x17d0
[11011.860171][T19513]      ip6_route_add+0x1c/0x140
[11011.860171][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11011.860171][T19513]      addrconf_add_dev+0xe2/0x170
[11011.860171][T19513]      inet6_addr_add+0x12f/0xa40
[11011.860171][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11011.860171][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11011.860171][T19513]      netlink_rcv_skb+0x130/0x360
[11011.860171][T19513]      netlink_unicast+0x449/0x710
[11011.860171][T19513]      netlink_sendmsg+0x723/0xbe0
[11011.860171][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11011.860171][T19513]      ___sys_sendmsg+0xee/0x170
[11011.860171][T19513]      __sys_sendmsg+0xcd/0x170
[11011.860171][T19513]      do_syscall_64+0xc6/0x1e0
[11011.860171][T19513] 
[11011.862373][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11011.862373][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11011.862373][T19513]      ipv6_find_idev+0x102/0x170
[11011.862373][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11011.862373][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11011.862373][T19513]      netlink_rcv_skb+0x130/0x360
[11011.862373][T19513]      netlink_unicast+0x449/0x710
[11011.862373][T19513]      netlink_sendmsg+0x723/0xbe0
[11011.862373][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11011.862373][T19513]      ___sys_sendmsg+0xee/0x170
[11011.862373][T19513]      __sys_sendmsg+0xcd/0x170
[11011.862373][T19513]      do_syscall_64+0xc6/0x1e0
[11011.862373][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11011.862373][T19513] 
[11011.864100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11011.864100][T19513]      neigh_parms_alloc+0x1e5/0x510
[11011.864100][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11011.864100][T19513]      ipv6_find_idev+0x102/0x170
[11011.864100][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11011.864100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11011.864100][T19513]      netlink_rcv_skb+0x130/0x360
[11011.864100][T19513]      netlink_unicast+0x449/0x710
[11011.864100][T19513]      netlink_sendmsg+0x723/0xbe0
[11011.864100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11011.864100][T19513]      ___sys_sendmsg+0xee/0x170
[11011.864100][T19513]      __sys_sendmsg+0xcd/0x170
[11011.864100][T19513]      do_syscall_64+0xc6/0x1e0
[11011.864100][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11011.864100][T19513] 
[11021.999114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11021.999589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11021.999589][T19513]      netdev_get_by_index+0x5e/0x80
[11021.999589][T19513]      fib6_nh_init+0x3d8/0x15b0
[11021.999589][T19513]      ip6_route_info_create+0xf18/0x17d0
[11021.999589][T19513]      ip6_route_add+0x1c/0x140
[11021.999589][T19513]      addrconf_prefix_route+0x2a6/0x430
[11021.999589][T19513]      inet6_addr_add+0x4f8/0xa40
[11021.999589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11021.999589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11021.999589][T19513]      netlink_rcv_skb+0x130/0x360
[11021.999589][T19513]      netlink_unicast+0x449/0x710
[11021.999589][T19513]      netlink_sendmsg+0x723/0xbe0
[11021.999589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11021.999589][T19513]      ___sys_sendmsg+0xee/0x170
[11021.999589][T19513]      __sys_sendmsg+0xcd/0x170
[11021.999589][T19513]      do_syscall_64+0xc6/0x1e0
[11021.999589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11021.999589][T19513] 
[11022.002008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11022.002008][T19513]      netdev_get_by_index+0x5e/0x80
[11022.002008][T19513]      fib6_nh_init+0x3d8/0x15b0
[11022.002008][T19513]      ip6_route_info_create+0xf18/0x17d0
[11022.002008][T19513]      addrconf_f6i_alloc+0x315/0x560
[11022.002008][T19513]      ipv6_add_addr+0x411/0x2000
[11022.002008][T19513]      inet6_addr_add+0x30e/0xa40
[11022.002008][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11022.002008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11022.002008][T19513]      netlink_rcv_skb+0x130/0x360
[11022.002008][T19513]      netlink_unicast+0x449/0x710
[11022.002008][T19513]      netlink_sendmsg+0x723/0xbe0
[11022.002008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11022.002008][T19513]      ___sys_sendmsg+0xee/0x170
[11022.002008][T19513]      __sys_sendmsg+0xcd/0x170
[11022.002008][T19513]      do_syscall_64+0xc6/0x1e0
[11022.002008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11022.002008][T19513] 
[11022.004311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11022.004311][T19513]      netdev_get_by_index+0x5e/0x80
[11022.004311][T19513]      fib6_nh_init+0x3d8/0x15b0
[11022.004311][T19513]      ip6_route_info_create+0xf18/0x17d0
[11022.004311][T19513]      ip6_route_add+0x1c/0x140
[11022.004311][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11022.004311][T19513]      addrconf_add_dev+0xe2/0x170
[11022.004311][T19513]      inet6_addr_add+0x12f/0xa40
[11022.004311][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11022.004311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11022.004311][T19513]      netlink_rcv_skb+0x130/0x360
[11022.004311][T19513]      netlink_unicast+0x449/0x710
[11022.004311][T19513]      netlink_sendmsg+0x723/0xbe0
[11022.004311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11022.004311][T19513]      ___sys_sendmsg+0xee/0x170
[11022.004311][T19513]      __sys_sendmsg+0xcd/0x170
[11022.004311][T19513]      do_syscall_64+0xc6/0x1e0
[11022.004311][T19513] 
[11022.006666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11022.006666][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11022.006666][T19513]      ipv6_find_idev+0x102/0x170
[11022.006666][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11022.006666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11022.006666][T19513]      netlink_rcv_skb+0x130/0x360
[11022.006666][T19513]      netlink_unicast+0x449/0x710
[11022.006666][T19513]      netlink_sendmsg+0x723/0xbe0
[11022.006666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11022.006666][T19513]      ___sys_sendmsg+0xee/0x170
[11022.006666][T19513]      __sys_sendmsg+0xcd/0x170
[11022.006666][T19513]      do_syscall_64+0xc6/0x1e0
[11022.006666][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11022.006666][T19513] 
[11022.008429][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11022.008429][T19513]      neigh_parms_alloc+0x1e5/0x510
[11022.008429][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11022.008429][T19513]      ipv6_find_idev+0x102/0x170
[11022.008429][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11022.008429][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11022.008429][T19513]      netlink_rcv_skb+0x130/0x360
[11022.008429][T19513]      netlink_unicast+0x449/0x710
[11022.008429][T19513]      netlink_sendmsg+0x723/0xbe0
[11022.008429][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11022.008429][T19513]      ___sys_sendmsg+0xee/0x170
[11022.008429][T19513]      __sys_sendmsg+0xcd/0x170
[11022.008429][T19513]      do_syscall_64+0xc6/0x1e0
[11022.008429][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11022.008429][T19513] 
[11032.247122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11032.247616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11032.247616][T19513]      netdev_get_by_index+0x5e/0x80
[11032.247616][T19513]      fib6_nh_init+0x3d8/0x15b0
[11032.247616][T19513]      ip6_route_info_create+0xf18/0x17d0
[11032.247616][T19513]      ip6_route_add+0x1c/0x140
[11032.247616][T19513]      addrconf_prefix_route+0x2a6/0x430
[11032.247616][T19513]      inet6_addr_add+0x4f8/0xa40
[11032.247616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11032.247616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11032.247616][T19513]      netlink_rcv_skb+0x130/0x360
[11032.247616][T19513]      netlink_unicast+0x449/0x710
[11032.247616][T19513]      netlink_sendmsg+0x723/0xbe0
[11032.247616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11032.247616][T19513]      ___sys_sendmsg+0xee/0x170
[11032.247616][T19513]      __sys_sendmsg+0xcd/0x170
[11032.247616][T19513]      do_syscall_64+0xc6/0x1e0
[11032.247616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11032.247616][T19513] 
[11032.249883][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11032.249883][T19513]      netdev_get_by_index+0x5e/0x80
[11032.249883][T19513]      fib6_nh_init+0x3d8/0x15b0
[11032.249883][T19513]      ip6_route_info_create+0xf18/0x17d0
[11032.249883][T19513]      addrconf_f6i_alloc+0x315/0x560
[11032.249883][T19513]      ipv6_add_addr+0x411/0x2000
[11032.249883][T19513]      inet6_addr_add+0x30e/0xa40
[11032.249883][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11032.249883][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11032.249883][T19513]      netlink_rcv_skb+0x130/0x360
[11032.249883][T19513]      netlink_unicast+0x449/0x710
[11032.249883][T19513]      netlink_sendmsg+0x723/0xbe0
[11032.249883][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11032.249883][T19513]      ___sys_sendmsg+0xee/0x170
[11032.249883][T19513]      __sys_sendmsg+0xcd/0x170
[11032.249883][T19513]      do_syscall_64+0xc6/0x1e0
[11032.249883][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11032.249883][T19513] 
[11032.252122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11032.252122][T19513]      netdev_get_by_index+0x5e/0x80
[11032.252122][T19513]      fib6_nh_init+0x3d8/0x15b0
[11032.252122][T19513]      ip6_route_info_create+0xf18/0x17d0
[11032.252122][T19513]      ip6_route_add+0x1c/0x140
[11032.252122][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11032.252122][T19513]      addrconf_add_dev+0xe2/0x170
[11032.252122][T19513]      inet6_addr_add+0x12f/0xa40
[11032.252122][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11032.252122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11032.252122][T19513]      netlink_rcv_skb+0x130/0x360
[11032.252122][T19513]      netlink_unicast+0x449/0x710
[11032.252122][T19513]      netlink_sendmsg+0x723/0xbe0
[11032.252122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11032.252122][T19513]      ___sys_sendmsg+0xee/0x170
[11032.252122][T19513]      __sys_sendmsg+0xcd/0x170
[11032.252122][T19513]      do_syscall_64+0xc6/0x1e0
[11032.252122][T19513] 
[11032.254461][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11032.254461][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11032.254461][T19513]      ipv6_find_idev+0x102/0x170
[11032.254461][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11032.254461][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11032.254461][T19513]      netlink_rcv_skb+0x130/0x360
[11032.254461][T19513]      netlink_unicast+0x449/0x710
[11032.254461][T19513]      netlink_sendmsg+0x723/0xbe0
[11032.254461][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11032.254461][T19513]      ___sys_sendmsg+0xee/0x170
[11032.254461][T19513]      __sys_sendmsg+0xcd/0x170
[11032.254461][T19513]      do_syscall_64+0xc6/0x1e0
[11032.254461][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11032.254461][T19513] 
[11032.256189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11032.256189][T19513]      neigh_parms_alloc+0x1e5/0x510
[11032.256189][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11032.256189][T19513]      ipv6_find_idev+0x102/0x170
[11032.256189][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11032.256189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11032.256189][T19513]      netlink_rcv_skb+0x130/0x360
[11032.256189][T19513]      netlink_unicast+0x449/0x710
[11032.256189][T19513]      netlink_sendmsg+0x723/0xbe0
[11032.256189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11032.256189][T19513]      ___sys_sendmsg+0xee/0x170
[11032.256189][T19513]      __sys_sendmsg+0xcd/0x170
[11032.256189][T19513]      do_syscall_64+0xc6/0x1e0
[11032.256189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11032.256189][T19513] 
[11042.359137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11042.359542][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11042.359542][T19513]      netdev_get_by_index+0x5e/0x80
[11042.359542][T19513]      fib6_nh_init+0x3d8/0x15b0
[11042.359542][T19513]      ip6_route_info_create+0xf18/0x17d0
[11042.359542][T19513]      ip6_route_add+0x1c/0x140
[11042.359542][T19513]      addrconf_prefix_route+0x2a6/0x430
[11042.359542][T19513]      inet6_addr_add+0x4f8/0xa40
[11042.359542][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11042.359542][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11042.359542][T19513]      netlink_rcv_skb+0x130/0x360
[11042.359542][T19513]      netlink_unicast+0x449/0x710
[11042.359542][T19513]      netlink_sendmsg+0x723/0xbe0
[11042.359542][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11042.359542][T19513]      ___sys_sendmsg+0xee/0x170
[11042.359542][T19513]      __sys_sendmsg+0xcd/0x170
[11042.359542][T19513]      do_syscall_64+0xc6/0x1e0
[11042.359542][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11042.359542][T19513] 
[11042.361788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11042.361788][T19513]      netdev_get_by_index+0x5e/0x80
[11042.361788][T19513]      fib6_nh_init+0x3d8/0x15b0
[11042.361788][T19513]      ip6_route_info_create+0xf18/0x17d0
[11042.361788][T19513]      addrconf_f6i_alloc+0x315/0x560
[11042.361788][T19513]      ipv6_add_addr+0x411/0x2000
[11042.361788][T19513]      inet6_addr_add+0x30e/0xa40
[11042.361788][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11042.361788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11042.361788][T19513]      netlink_rcv_skb+0x130/0x360
[11042.361788][T19513]      netlink_unicast+0x449/0x710
[11042.361788][T19513]      netlink_sendmsg+0x723/0xbe0
[11042.361788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11042.361788][T19513]      ___sys_sendmsg+0xee/0x170
[11042.361788][T19513]      __sys_sendmsg+0xcd/0x170
[11042.361788][T19513]      do_syscall_64+0xc6/0x1e0
[11042.361788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11042.361788][T19513] 
[11042.364019][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11042.364019][T19513]      netdev_get_by_index+0x5e/0x80
[11042.364019][T19513]      fib6_nh_init+0x3d8/0x15b0
[11042.364019][T19513]      ip6_route_info_create+0xf18/0x17d0
[11042.364019][T19513]      ip6_route_add+0x1c/0x140
[11042.364019][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11042.364019][T19513]      addrconf_add_dev+0xe2/0x170
[11042.364019][T19513]      inet6_addr_add+0x12f/0xa40
[11042.364019][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11042.364019][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11042.364019][T19513]      netlink_rcv_skb+0x130/0x360
[11042.364019][T19513]      netlink_unicast+0x449/0x710
[11042.364019][T19513]      netlink_sendmsg+0x723/0xbe0
[11042.364019][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11042.364019][T19513]      ___sys_sendmsg+0xee/0x170
[11042.364019][T19513]      __sys_sendmsg+0xcd/0x170
[11042.364019][T19513]      do_syscall_64+0xc6/0x1e0
[11042.364019][T19513] 
[11042.366814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11042.366814][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11042.366814][T19513]      ipv6_find_idev+0x102/0x170
[11042.366814][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11042.366814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11042.366814][T19513]      netlink_rcv_skb+0x130/0x360
[11042.366814][T19513]      netlink_unicast+0x449/0x710
[11042.366814][T19513]      netlink_sendmsg+0x723/0xbe0
[11042.366814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11042.366814][T19513]      ___sys_sendmsg+0xee/0x170
[11042.366814][T19513]      __sys_sendmsg+0xcd/0x170
[11042.366814][T19513]      do_syscall_64+0xc6/0x1e0
[11042.366814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11042.366814][T19513] 
[11042.368513][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11042.368513][T19513]      neigh_parms_alloc+0x1e5/0x510
[11042.368513][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11042.368513][T19513]      ipv6_find_idev+0x102/0x170
[11042.368513][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11042.368513][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11042.368513][T19513]      netlink_rcv_skb+0x130/0x360
[11042.368513][T19513]      netlink_unicast+0x449/0x710
[11042.368513][T19513]      netlink_sendmsg+0x723/0xbe0
[11042.368513][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11042.368513][T19513]      ___sys_sendmsg+0xee/0x170
[11042.368513][T19513]      __sys_sendmsg+0xcd/0x170
[11042.368513][T19513]      do_syscall_64+0xc6/0x1e0
[11042.368513][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11042.368513][T19513] 
[11052.375082][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11052.375605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11052.375605][T19513]      netdev_get_by_index+0x5e/0x80
[11052.375605][T19513]      fib6_nh_init+0x3d8/0x15b0
[11052.375605][T19513]      ip6_route_info_create+0xf18/0x17d0
[11052.375605][T19513]      ip6_route_add+0x1c/0x140
[11052.375605][T19513]      addrconf_prefix_route+0x2a6/0x430
[11052.375605][T19513]      inet6_addr_add+0x4f8/0xa40
[11052.375605][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11052.375605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11052.375605][T19513]      netlink_rcv_skb+0x130/0x360
[11052.375605][T19513]      netlink_unicast+0x449/0x710
[11052.375605][T19513]      netlink_sendmsg+0x723/0xbe0
[11052.375605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11052.375605][T19513]      ___sys_sendmsg+0xee/0x170
[11052.375605][T19513]      __sys_sendmsg+0xcd/0x170
[11052.375605][T19513]      do_syscall_64+0xc6/0x1e0
[11052.375605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11052.375605][T19513] 
[11052.377959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11052.377959][T19513]      netdev_get_by_index+0x5e/0x80
[11052.377959][T19513]      fib6_nh_init+0x3d8/0x15b0
[11052.377959][T19513]      ip6_route_info_create+0xf18/0x17d0
[11052.377959][T19513]      addrconf_f6i_alloc+0x315/0x560
[11052.377959][T19513]      ipv6_add_addr+0x411/0x2000
[11052.377959][T19513]      inet6_addr_add+0x30e/0xa40
[11052.377959][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11052.377959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11052.377959][T19513]      netlink_rcv_skb+0x130/0x360
[11052.377959][T19513]      netlink_unicast+0x449/0x710
[11052.377959][T19513]      netlink_sendmsg+0x723/0xbe0
[11052.377959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11052.377959][T19513]      ___sys_sendmsg+0xee/0x170
[11052.377959][T19513]      __sys_sendmsg+0xcd/0x170
[11052.377959][T19513]      do_syscall_64+0xc6/0x1e0
[11052.377959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11052.377959][T19513] 
[11052.380407][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11052.380407][T19513]      netdev_get_by_index+0x5e/0x80
[11052.380407][T19513]      fib6_nh_init+0x3d8/0x15b0
[11052.380407][T19513]      ip6_route_info_create+0xf18/0x17d0
[11052.380407][T19513]      ip6_route_add+0x1c/0x140
[11052.380407][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11052.380407][T19513]      addrconf_add_dev+0xe2/0x170
[11052.380407][T19513]      inet6_addr_add+0x12f/0xa40
[11052.380407][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11052.380407][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11052.380407][T19513]      netlink_rcv_skb+0x130/0x360
[11052.380407][T19513]      netlink_unicast+0x449/0x710
[11052.380407][T19513]      netlink_sendmsg+0x723/0xbe0
[11052.380407][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11052.380407][T19513]      ___sys_sendmsg+0xee/0x170
[11052.380407][T19513]      __sys_sendmsg+0xcd/0x170
[11052.380407][T19513]      do_syscall_64+0xc6/0x1e0
[11052.380407][T19513] 
[11052.382637][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11052.382637][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11052.382637][T19513]      ipv6_find_idev+0x102/0x170
[11052.382637][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11052.382637][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11052.382637][T19513]      netlink_rcv_skb+0x130/0x360
[11052.382637][T19513]      netlink_unicast+0x449/0x710
[11052.382637][T19513]      netlink_sendmsg+0x723/0xbe0
[11052.382637][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11052.382637][T19513]      ___sys_sendmsg+0xee/0x170
[11052.382637][T19513]      __sys_sendmsg+0xcd/0x170
[11052.382637][T19513]      do_syscall_64+0xc6/0x1e0
[11052.382637][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11052.382637][T19513] 
[11052.384355][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11052.384355][T19513]      neigh_parms_alloc+0x1e5/0x510
[11052.384355][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11052.384355][T19513]      ipv6_find_idev+0x102/0x170
[11052.384355][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11052.384355][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11052.384355][T19513]      netlink_rcv_skb+0x130/0x360
[11052.384355][T19513]      netlink_unicast+0x449/0x710
[11052.384355][T19513]      netlink_sendmsg+0x723/0xbe0
[11052.384355][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11052.384355][T19513]      ___sys_sendmsg+0xee/0x170
[11052.384355][T19513]      __sys_sendmsg+0xcd/0x170
[11052.384355][T19513]      do_syscall_64+0xc6/0x1e0
[11052.384355][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11052.384355][T19513] 
[11062.623102][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11062.623524][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11062.623524][T19513]      netdev_get_by_index+0x5e/0x80
[11062.623524][T19513]      fib6_nh_init+0x3d8/0x15b0
[11062.623524][T19513]      ip6_route_info_create+0xf18/0x17d0
[11062.623524][T19513]      ip6_route_add+0x1c/0x140
[11062.623524][T19513]      addrconf_prefix_route+0x2a6/0x430
[11062.623524][T19513]      inet6_addr_add+0x4f8/0xa40
[11062.623524][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11062.623524][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11062.623524][T19513]      netlink_rcv_skb+0x130/0x360
[11062.623524][T19513]      netlink_unicast+0x449/0x710
[11062.623524][T19513]      netlink_sendmsg+0x723/0xbe0
[11062.623524][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11062.623524][T19513]      ___sys_sendmsg+0xee/0x170
[11062.623524][T19513]      __sys_sendmsg+0xcd/0x170
[11062.623524][T19513]      do_syscall_64+0xc6/0x1e0
[11062.623524][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11062.623524][T19513] 
[11062.625871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11062.625871][T19513]      netdev_get_by_index+0x5e/0x80
[11062.625871][T19513]      fib6_nh_init+0x3d8/0x15b0
[11062.625871][T19513]      ip6_route_info_create+0xf18/0x17d0
[11062.625871][T19513]      addrconf_f6i_alloc+0x315/0x560
[11062.625871][T19513]      ipv6_add_addr+0x411/0x2000
[11062.625871][T19513]      inet6_addr_add+0x30e/0xa40
[11062.625871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11062.625871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11062.625871][T19513]      netlink_rcv_skb+0x130/0x360
[11062.625871][T19513]      netlink_unicast+0x449/0x710
[11062.625871][T19513]      netlink_sendmsg+0x723/0xbe0
[11062.625871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11062.625871][T19513]      ___sys_sendmsg+0xee/0x170
[11062.625871][T19513]      __sys_sendmsg+0xcd/0x170
[11062.625871][T19513]      do_syscall_64+0xc6/0x1e0
[11062.625871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11062.625871][T19513] 
[11062.628116][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11062.628116][T19513]      netdev_get_by_index+0x5e/0x80
[11062.628116][T19513]      fib6_nh_init+0x3d8/0x15b0
[11062.628116][T19513]      ip6_route_info_create+0xf18/0x17d0
[11062.628116][T19513]      ip6_route_add+0x1c/0x140
[11062.628116][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11062.628116][T19513]      addrconf_add_dev+0xe2/0x170
[11062.628116][T19513]      inet6_addr_add+0x12f/0xa40
[11062.628116][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11062.628116][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11062.628116][T19513]      netlink_rcv_skb+0x130/0x360
[11062.628116][T19513]      netlink_unicast+0x449/0x710
[11062.628116][T19513]      netlink_sendmsg+0x723/0xbe0
[11062.628116][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11062.628116][T19513]      ___sys_sendmsg+0xee/0x170
[11062.628116][T19513]      __sys_sendmsg+0xcd/0x170
[11062.628116][T19513]      do_syscall_64+0xc6/0x1e0
[11062.628116][T19513] 
[11062.630404][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11062.630404][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11062.630404][T19513]      ipv6_find_idev+0x102/0x170
[11062.630404][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11062.630404][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11062.630404][T19513]      netlink_rcv_skb+0x130/0x360
[11062.630404][T19513]      netlink_unicast+0x449/0x710
[11062.630404][T19513]      netlink_sendmsg+0x723/0xbe0
[11062.630404][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11062.630404][T19513]      ___sys_sendmsg+0xee/0x170
[11062.630404][T19513]      __sys_sendmsg+0xcd/0x170
[11062.630404][T19513]      do_syscall_64+0xc6/0x1e0
[11062.630404][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11062.630404][T19513] 
[11062.632153][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11062.632153][T19513]      neigh_parms_alloc+0x1e5/0x510
[11062.632153][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11062.632153][T19513]      ipv6_find_idev+0x102/0x170
[11062.632153][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11062.632153][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11062.632153][T19513]      netlink_rcv_skb+0x130/0x360
[11062.632153][T19513]      netlink_unicast+0x449/0x710
[11062.632153][T19513]      netlink_sendmsg+0x723/0xbe0
[11062.632153][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11062.632153][T19513]      ___sys_sendmsg+0xee/0x170
[11062.632153][T19513]      __sys_sendmsg+0xcd/0x170
[11062.632153][T19513]      do_syscall_64+0xc6/0x1e0
[11062.632153][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11062.632153][T19513] 
[11072.871142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11072.871693][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11072.871693][T19513]      netdev_get_by_index+0x5e/0x80
[11072.871693][T19513]      fib6_nh_init+0x3d8/0x15b0
[11072.871693][T19513]      ip6_route_info_create+0xf18/0x17d0
[11072.871693][T19513]      ip6_route_add+0x1c/0x140
[11072.871693][T19513]      addrconf_prefix_route+0x2a6/0x430
[11072.871693][T19513]      inet6_addr_add+0x4f8/0xa40
[11072.871693][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11072.871693][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11072.871693][T19513]      netlink_rcv_skb+0x130/0x360
[11072.871693][T19513]      netlink_unicast+0x449/0x710
[11072.871693][T19513]      netlink_sendmsg+0x723/0xbe0
[11072.871693][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11072.871693][T19513]      ___sys_sendmsg+0xee/0x170
[11072.871693][T19513]      __sys_sendmsg+0xcd/0x170
[11072.871693][T19513]      do_syscall_64+0xc6/0x1e0
[11072.871693][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11072.871693][T19513] 
[11072.875180][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11072.875180][T19513]      netdev_get_by_index+0x5e/0x80
[11072.875180][T19513]      fib6_nh_init+0x3d8/0x15b0
[11072.875180][T19513]      ip6_route_info_create+0xf18/0x17d0
[11072.875180][T19513]      addrconf_f6i_alloc+0x315/0x560
[11072.875180][T19513]      ipv6_add_addr+0x411/0x2000
[11072.875180][T19513]      inet6_addr_add+0x30e/0xa40
[11072.875180][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11072.875180][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11072.875180][T19513]      netlink_rcv_skb+0x130/0x360
[11072.875180][T19513]      netlink_unicast+0x449/0x710
[11072.875180][T19513]      netlink_sendmsg+0x723/0xbe0
[11072.875180][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11072.875180][T19513]      ___sys_sendmsg+0xee/0x170
[11072.875180][T19513]      __sys_sendmsg+0xcd/0x170
[11072.875180][T19513]      do_syscall_64+0xc6/0x1e0
[11072.875180][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11072.875180][T19513] 
[11072.878719][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11072.878719][T19513]      netdev_get_by_index+0x5e/0x80
[11072.878719][T19513]      fib6_nh_init+0x3d8/0x15b0
[11072.878719][T19513]      ip6_route_info_create+0xf18/0x17d0
[11072.878719][T19513]      ip6_route_add+0x1c/0x140
[11072.878719][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11072.878719][T19513]      addrconf_add_dev+0xe2/0x170
[11072.878719][T19513]      inet6_addr_add+0x12f/0xa40
[11072.878719][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11072.878719][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11072.878719][T19513]      netlink_rcv_skb+0x130/0x360
[11072.878719][T19513]      netlink_unicast+0x449/0x710
[11072.878719][T19513]      netlink_sendmsg+0x723/0xbe0
[11072.878719][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11072.878719][T19513]      ___sys_sendmsg+0xee/0x170
[11072.878719][T19513]      __sys_sendmsg+0xcd/0x170
[11072.878719][T19513]      do_syscall_64+0xc6/0x1e0
[11072.878719][T19513] 
[11072.881335][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11072.881335][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11072.881335][T19513]      ipv6_find_idev+0x102/0x170
[11072.881335][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11072.881335][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11072.881335][T19513]      netlink_rcv_skb+0x130/0x360
[11072.881335][T19513]      netlink_unicast+0x449/0x710
[11072.881335][T19513]      netlink_sendmsg+0x723/0xbe0
[11072.881335][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11072.881335][T19513]      ___sys_sendmsg+0xee/0x170
[11072.881335][T19513]      __sys_sendmsg+0xcd/0x170
[11072.881335][T19513]      do_syscall_64+0xc6/0x1e0
[11072.881335][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11072.881335][T19513] 
[11072.883230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11072.883230][T19513]      neigh_parms_alloc+0x1e5/0x510
[11072.883230][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11072.883230][T19513]      ipv6_find_idev+0x102/0x170
[11072.883230][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11072.883230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11072.883230][T19513]      netlink_rcv_skb+0x130/0x360
[11072.883230][T19513]      netlink_unicast+0x449/0x710
[11072.883230][T19513]      netlink_sendmsg+0x723/0xbe0
[11072.883230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11072.883230][T19513]      ___sys_sendmsg+0xee/0x170
[11072.883230][T19513]      __sys_sendmsg+0xcd/0x170
[11072.883230][T19513]      do_syscall_64+0xc6/0x1e0
[11072.883230][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11072.883230][T19513] 
[11083.127078][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11083.127479][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11083.127479][T19513]      netdev_get_by_index+0x5e/0x80
[11083.127479][T19513]      fib6_nh_init+0x3d8/0x15b0
[11083.127479][T19513]      ip6_route_info_create+0xf18/0x17d0
[11083.127479][T19513]      ip6_route_add+0x1c/0x140
[11083.127479][T19513]      addrconf_prefix_route+0x2a6/0x430
[11083.127479][T19513]      inet6_addr_add+0x4f8/0xa40
[11083.127479][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11083.127479][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11083.127479][T19513]      netlink_rcv_skb+0x130/0x360
[11083.127479][T19513]      netlink_unicast+0x449/0x710
[11083.127479][T19513]      netlink_sendmsg+0x723/0xbe0
[11083.127479][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11083.127479][T19513]      ___sys_sendmsg+0xee/0x170
[11083.127479][T19513]      __sys_sendmsg+0xcd/0x170
[11083.127479][T19513]      do_syscall_64+0xc6/0x1e0
[11083.127479][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11083.127479][T19513] 
[11083.129730][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11083.129730][T19513]      netdev_get_by_index+0x5e/0x80
[11083.129730][T19513]      fib6_nh_init+0x3d8/0x15b0
[11083.129730][T19513]      ip6_route_info_create+0xf18/0x17d0
[11083.129730][T19513]      addrconf_f6i_alloc+0x315/0x560
[11083.129730][T19513]      ipv6_add_addr+0x411/0x2000
[11083.129730][T19513]      inet6_addr_add+0x30e/0xa40
[11083.129730][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11083.129730][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11083.129730][T19513]      netlink_rcv_skb+0x130/0x360
[11083.129730][T19513]      netlink_unicast+0x449/0x710
[11083.129730][T19513]      netlink_sendmsg+0x723/0xbe0
[11083.129730][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11083.129730][T19513]      ___sys_sendmsg+0xee/0x170
[11083.129730][T19513]      __sys_sendmsg+0xcd/0x170
[11083.129730][T19513]      do_syscall_64+0xc6/0x1e0
[11083.129730][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11083.129730][T19513] 
[11083.131936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11083.131936][T19513]      netdev_get_by_index+0x5e/0x80
[11083.131936][T19513]      fib6_nh_init+0x3d8/0x15b0
[11083.131936][T19513]      ip6_route_info_create+0xf18/0x17d0
[11083.131936][T19513]      ip6_route_add+0x1c/0x140
[11083.131936][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11083.131936][T19513]      addrconf_add_dev+0xe2/0x170
[11083.131936][T19513]      inet6_addr_add+0x12f/0xa40
[11083.131936][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11083.131936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11083.131936][T19513]      netlink_rcv_skb+0x130/0x360
[11083.131936][T19513]      netlink_unicast+0x449/0x710
[11083.131936][T19513]      netlink_sendmsg+0x723/0xbe0
[11083.131936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11083.131936][T19513]      ___sys_sendmsg+0xee/0x170
[11083.131936][T19513]      __sys_sendmsg+0xcd/0x170
[11083.131936][T19513]      do_syscall_64+0xc6/0x1e0
[11083.131936][T19513] 
[11083.134135][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11083.134135][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11083.134135][T19513]      ipv6_find_idev+0x102/0x170
[11083.134135][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11083.134135][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11083.134135][T19513]      netlink_rcv_skb+0x130/0x360
[11083.134135][T19513]      netlink_unicast+0x449/0x710
[11083.134135][T19513]      netlink_sendmsg+0x723/0xbe0
[11083.134135][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11083.134135][T19513]      ___sys_sendmsg+0xee/0x170
[11083.134135][T19513]      __sys_sendmsg+0xcd/0x170
[11083.134135][T19513]      do_syscall_64+0xc6/0x1e0
[11083.134135][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11083.134135][T19513] 
[11083.135851][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11083.135851][T19513]      neigh_parms_alloc+0x1e5/0x510
[11083.135851][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11083.135851][T19513]      ipv6_find_idev+0x102/0x170
[11083.135851][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11083.135851][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11083.135851][T19513]      netlink_rcv_skb+0x130/0x360
[11083.135851][T19513]      netlink_unicast+0x449/0x710
[11083.135851][T19513]      netlink_sendmsg+0x723/0xbe0
[11083.135851][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11083.135851][T19513]      ___sys_sendmsg+0xee/0x170
[11083.135851][T19513]      __sys_sendmsg+0xcd/0x170
[11083.135851][T19513]      do_syscall_64+0xc6/0x1e0
[11083.135851][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11083.135851][T19513] 
[11093.375123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11093.375671][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11093.375671][T19513]      netdev_get_by_index+0x5e/0x80
[11093.375671][T19513]      fib6_nh_init+0x3d8/0x15b0
[11093.375671][T19513]      ip6_route_info_create+0xf18/0x17d0
[11093.375671][T19513]      ip6_route_add+0x1c/0x140
[11093.375671][T19513]      addrconf_prefix_route+0x2a6/0x430
[11093.375671][T19513]      inet6_addr_add+0x4f8/0xa40
[11093.375671][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11093.375671][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11093.375671][T19513]      netlink_rcv_skb+0x130/0x360
[11093.375671][T19513]      netlink_unicast+0x449/0x710
[11093.375671][T19513]      netlink_sendmsg+0x723/0xbe0
[11093.375671][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11093.375671][T19513]      ___sys_sendmsg+0xee/0x170
[11093.375671][T19513]      __sys_sendmsg+0xcd/0x170
[11093.375671][T19513]      do_syscall_64+0xc6/0x1e0
[11093.375671][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11093.375671][T19513] 
[11093.378227][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11093.378227][T19513]      netdev_get_by_index+0x5e/0x80
[11093.378227][T19513]      fib6_nh_init+0x3d8/0x15b0
[11093.378227][T19513]      ip6_route_info_create+0xf18/0x17d0
[11093.378227][T19513]      addrconf_f6i_alloc+0x315/0x560
[11093.378227][T19513]      ipv6_add_addr+0x411/0x2000
[11093.378227][T19513]      inet6_addr_add+0x30e/0xa40
[11093.378227][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11093.378227][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11093.378227][T19513]      netlink_rcv_skb+0x130/0x360
[11093.378227][T19513]      netlink_unicast+0x449/0x710
[11093.378227][T19513]      netlink_sendmsg+0x723/0xbe0
[11093.378227][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11093.378227][T19513]      ___sys_sendmsg+0xee/0x170
[11093.378227][T19513]      __sys_sendmsg+0xcd/0x170
[11093.378227][T19513]      do_syscall_64+0xc6/0x1e0
[11093.378227][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11093.378227][T19513] 
[11093.380772][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11093.380772][T19513]      netdev_get_by_index+0x5e/0x80
[11093.380772][T19513]      fib6_nh_init+0x3d8/0x15b0
[11093.380772][T19513]      ip6_route_info_create+0xf18/0x17d0
[11093.380772][T19513]      ip6_route_add+0x1c/0x140
[11093.380772][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11093.380772][T19513]      addrconf_add_dev+0xe2/0x170
[11093.380772][T19513]      inet6_addr_add+0x12f/0xa40
[11093.380772][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11093.380772][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11093.380772][T19513]      netlink_rcv_skb+0x130/0x360
[11093.380772][T19513]      netlink_unicast+0x449/0x710
[11093.380772][T19513]      netlink_sendmsg+0x723/0xbe0
[11093.380772][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11093.380772][T19513]      ___sys_sendmsg+0xee/0x170
[11093.380772][T19513]      __sys_sendmsg+0xcd/0x170
[11093.380772][T19513]      do_syscall_64+0xc6/0x1e0
[11093.380772][T19513] 
[11093.383244][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11093.383244][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11093.383244][T19513]      ipv6_find_idev+0x102/0x170
[11093.383244][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11093.383244][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11093.383244][T19513]      netlink_rcv_skb+0x130/0x360
[11093.383244][T19513]      netlink_unicast+0x449/0x710
[11093.383244][T19513]      netlink_sendmsg+0x723/0xbe0
[11093.383244][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11093.383244][T19513]      ___sys_sendmsg+0xee/0x170
[11093.383244][T19513]      __sys_sendmsg+0xcd/0x170
[11093.383244][T19513]      do_syscall_64+0xc6/0x1e0
[11093.383244][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11093.383244][T19513] 
[11093.385216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11093.385216][T19513]      neigh_parms_alloc+0x1e5/0x510
[11093.385216][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11093.385216][T19513]      ipv6_find_idev+0x102/0x170
[11093.385216][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11093.385216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11093.385216][T19513]      netlink_rcv_skb+0x130/0x360
[11093.385216][T19513]      netlink_unicast+0x449/0x710
[11093.385216][T19513]      netlink_sendmsg+0x723/0xbe0
[11093.385216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11093.385216][T19513]      ___sys_sendmsg+0xee/0x170
[11093.385216][T19513]      __sys_sendmsg+0xcd/0x170
[11093.385216][T19513]      do_syscall_64+0xc6/0x1e0
[11093.385216][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11093.385216][T19513] 
[11103.391147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11103.391629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11103.391629][T19513]      netdev_get_by_index+0x5e/0x80
[11103.391629][T19513]      fib6_nh_init+0x3d8/0x15b0
[11103.391629][T19513]      ip6_route_info_create+0xf18/0x17d0
[11103.391629][T19513]      ip6_route_add+0x1c/0x140
[11103.391629][T19513]      addrconf_prefix_route+0x2a6/0x430
[11103.391629][T19513]      inet6_addr_add+0x4f8/0xa40
[11103.391629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11103.391629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11103.391629][T19513]      netlink_rcv_skb+0x130/0x360
[11103.391629][T19513]      netlink_unicast+0x449/0x710
[11103.391629][T19513]      netlink_sendmsg+0x723/0xbe0
[11103.391629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11103.391629][T19513]      ___sys_sendmsg+0xee/0x170
[11103.391629][T19513]      __sys_sendmsg+0xcd/0x170
[11103.391629][T19513]      do_syscall_64+0xc6/0x1e0
[11103.391629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11103.391629][T19513] 
[11103.394357][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11103.394357][T19513]      netdev_get_by_index+0x5e/0x80
[11103.394357][T19513]      fib6_nh_init+0x3d8/0x15b0
[11103.394357][T19513]      ip6_route_info_create+0xf18/0x17d0
[11103.394357][T19513]      addrconf_f6i_alloc+0x315/0x560
[11103.394357][T19513]      ipv6_add_addr+0x411/0x2000
[11103.394357][T19513]      inet6_addr_add+0x30e/0xa40
[11103.394357][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11103.394357][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11103.394357][T19513]      netlink_rcv_skb+0x130/0x360
[11103.394357][T19513]      netlink_unicast+0x449/0x710
[11103.394357][T19513]      netlink_sendmsg+0x723/0xbe0
[11103.394357][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11103.394357][T19513]      ___sys_sendmsg+0xee/0x170
[11103.394357][T19513]      __sys_sendmsg+0xcd/0x170
[11103.394357][T19513]      do_syscall_64+0xc6/0x1e0
[11103.394357][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11103.394357][T19513] 
[11103.397060][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11103.397060][T19513]      netdev_get_by_index+0x5e/0x80
[11103.397060][T19513]      fib6_nh_init+0x3d8/0x15b0
[11103.397060][T19513]      ip6_route_info_create+0xf18/0x17d0
[11103.397060][T19513]      ip6_route_add+0x1c/0x140
[11103.397060][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11103.397060][T19513]      addrconf_add_dev+0xe2/0x170
[11103.397060][T19513]      inet6_addr_add+0x12f/0xa40
[11103.397060][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11103.397060][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11103.397060][T19513]      netlink_rcv_skb+0x130/0x360
[11103.397060][T19513]      netlink_unicast+0x449/0x710
[11103.397060][T19513]      netlink_sendmsg+0x723/0xbe0
[11103.397060][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11103.397060][T19513]      ___sys_sendmsg+0xee/0x170
[11103.397060][T19513]      __sys_sendmsg+0xcd/0x170
[11103.397060][T19513]      do_syscall_64+0xc6/0x1e0
[11103.397060][T19513] 
[11103.399691][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11103.399691][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11103.399691][T19513]      ipv6_find_idev+0x102/0x170
[11103.399691][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11103.399691][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11103.399691][T19513]      netlink_rcv_skb+0x130/0x360
[11103.399691][T19513]      netlink_unicast+0x449/0x710
[11103.399691][T19513]      netlink_sendmsg+0x723/0xbe0
[11103.399691][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11103.399691][T19513]      ___sys_sendmsg+0xee/0x170
[11103.399691][T19513]      __sys_sendmsg+0xcd/0x170
[11103.399691][T19513]      do_syscall_64+0xc6/0x1e0
[11103.399691][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11103.399691][T19513] 
[11103.401753][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11103.401753][T19513]      neigh_parms_alloc+0x1e5/0x510
[11103.401753][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11103.401753][T19513]      ipv6_find_idev+0x102/0x170
[11103.401753][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11103.401753][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11103.401753][T19513]      netlink_rcv_skb+0x130/0x360
[11103.401753][T19513]      netlink_unicast+0x449/0x710
[11103.401753][T19513]      netlink_sendmsg+0x723/0xbe0
[11103.401753][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11103.401753][T19513]      ___sys_sendmsg+0xee/0x170
[11103.401753][T19513]      __sys_sendmsg+0xcd/0x170
[11103.401753][T19513]      do_syscall_64+0xc6/0x1e0
[11103.401753][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11103.401753][T19513] 
[11113.655175][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11113.655851][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11113.655851][T19513]      netdev_get_by_index+0x5e/0x80
[11113.655851][T19513]      fib6_nh_init+0x3d8/0x15b0
[11113.655851][T19513]      ip6_route_info_create+0xf18/0x17d0
[11113.655851][T19513]      ip6_route_add+0x1c/0x140
[11113.655851][T19513]      addrconf_prefix_route+0x2a6/0x430
[11113.655851][T19513]      inet6_addr_add+0x4f8/0xa40
[11113.655851][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11113.655851][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11113.655851][T19513]      netlink_rcv_skb+0x130/0x360
[11113.655851][T19513]      netlink_unicast+0x449/0x710
[11113.655851][T19513]      netlink_sendmsg+0x723/0xbe0
[11113.655851][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11113.655851][T19513]      ___sys_sendmsg+0xee/0x170
[11113.655851][T19513]      __sys_sendmsg+0xcd/0x170
[11113.655851][T19513]      do_syscall_64+0xc6/0x1e0
[11113.655851][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11113.655851][T19513] 
[11113.659993][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11113.659993][T19513]      netdev_get_by_index+0x5e/0x80
[11113.659993][T19513]      fib6_nh_init+0x3d8/0x15b0
[11113.659993][T19513]      ip6_route_info_create+0xf18/0x17d0
[11113.659993][T19513]      addrconf_f6i_alloc+0x315/0x560
[11113.659993][T19513]      ipv6_add_addr+0x411/0x2000
[11113.659993][T19513]      inet6_addr_add+0x30e/0xa40
[11113.659993][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11113.659993][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11113.659993][T19513]      netlink_rcv_skb+0x130/0x360
[11113.659993][T19513]      netlink_unicast+0x449/0x710
[11113.659993][T19513]      netlink_sendmsg+0x723/0xbe0
[11113.659993][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11113.659993][T19513]      ___sys_sendmsg+0xee/0x170
[11113.659993][T19513]      __sys_sendmsg+0xcd/0x170
[11113.659993][T19513]      do_syscall_64+0xc6/0x1e0
[11113.659993][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11113.659993][T19513] 
[11113.665136][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11113.665136][T19513]      netdev_get_by_index+0x5e/0x80
[11113.665136][T19513]      fib6_nh_init+0x3d8/0x15b0
[11113.665136][T19513]      ip6_route_info_create+0xf18/0x17d0
[11113.665136][T19513]      ip6_route_add+0x1c/0x140
[11113.665136][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11113.665136][T19513]      addrconf_add_dev+0xe2/0x170
[11113.665136][T19513]      inet6_addr_add+0x12f/0xa40
[11113.665136][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11113.665136][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11113.665136][T19513]      netlink_rcv_skb+0x130/0x360
[11113.665136][T19513]      netlink_unicast+0x449/0x710
[11113.665136][T19513]      netlink_sendmsg+0x723/0xbe0
[11113.665136][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11113.665136][T19513]      ___sys_sendmsg+0xee/0x170
[11113.665136][T19513]      __sys_sendmsg+0xcd/0x170
[11113.665136][T19513]      do_syscall_64+0xc6/0x1e0
[11113.665136][T19513] 
[11113.669201][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11113.669201][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11113.669201][T19513]      ipv6_find_idev+0x102/0x170
[11113.669201][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11113.669201][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11113.669201][T19513]      netlink_rcv_skb+0x130/0x360
[11113.669201][T19513]      netlink_unicast+0x449/0x710
[11113.669201][T19513]      netlink_sendmsg+0x723/0xbe0
[11113.669201][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11113.669201][T19513]      ___sys_sendmsg+0xee/0x170
[11113.669201][T19513]      __sys_sendmsg+0xcd/0x170
[11113.669201][T19513]      do_syscall_64+0xc6/0x1e0
[11113.669201][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11113.669201][T19513] 
[11113.672358][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11113.672358][T19513]      neigh_parms_alloc+0x1e5/0x510
[11113.672358][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11113.672358][T19513]      ipv6_find_idev+0x102/0x170
[11113.672358][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11113.672358][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11113.672358][T19513]      netlink_rcv_skb+0x130/0x360
[11113.672358][T19513]      netlink_unicast+0x449/0x710
[11113.672358][T19513]      netlink_sendmsg+0x723/0xbe0
[11113.672358][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11113.672358][T19513]      ___sys_sendmsg+0xee/0x170
[11113.672358][T19513]      __sys_sendmsg+0xcd/0x170
[11113.672358][T19513]      do_syscall_64+0xc6/0x1e0
[11113.672358][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11113.672358][T19513] 
[11123.927151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11123.927814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11123.927814][T19513]      netdev_get_by_index+0x5e/0x80
[11123.927814][T19513]      fib6_nh_init+0x3d8/0x15b0
[11123.927814][T19513]      ip6_route_info_create+0xf18/0x17d0
[11123.927814][T19513]      ip6_route_add+0x1c/0x140
[11123.927814][T19513]      addrconf_prefix_route+0x2a6/0x430
[11123.927814][T19513]      inet6_addr_add+0x4f8/0xa40
[11123.927814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11123.927814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11123.927814][T19513]      netlink_rcv_skb+0x130/0x360
[11123.927814][T19513]      netlink_unicast+0x449/0x710
[11123.927814][T19513]      netlink_sendmsg+0x723/0xbe0
[11123.927814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11123.927814][T19513]      ___sys_sendmsg+0xee/0x170
[11123.927814][T19513]      __sys_sendmsg+0xcd/0x170
[11123.927814][T19513]      do_syscall_64+0xc6/0x1e0
[11123.927814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11123.927814][T19513] 
[11123.931875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11123.931875][T19513]      netdev_get_by_index+0x5e/0x80
[11123.931875][T19513]      fib6_nh_init+0x3d8/0x15b0
[11123.931875][T19513]      ip6_route_info_create+0xf18/0x17d0
[11123.931875][T19513]      addrconf_f6i_alloc+0x315/0x560
[11123.931875][T19513]      ipv6_add_addr+0x411/0x2000
[11123.931875][T19513]      inet6_addr_add+0x30e/0xa40
[11123.931875][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11123.931875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11123.931875][T19513]      netlink_rcv_skb+0x130/0x360
[11123.931875][T19513]      netlink_unicast+0x449/0x710
[11123.931875][T19513]      netlink_sendmsg+0x723/0xbe0
[11123.931875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11123.931875][T19513]      ___sys_sendmsg+0xee/0x170
[11123.931875][T19513]      __sys_sendmsg+0xcd/0x170
[11123.931875][T19513]      do_syscall_64+0xc6/0x1e0
[11123.931875][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11123.931875][T19513] 
[11123.935994][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11123.935994][T19513]      netdev_get_by_index+0x5e/0x80
[11123.935994][T19513]      fib6_nh_init+0x3d8/0x15b0
[11123.935994][T19513]      ip6_route_info_create+0xf18/0x17d0
[11123.935994][T19513]      ip6_route_add+0x1c/0x140
[11123.935994][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11123.935994][T19513]      addrconf_add_dev+0xe2/0x170
[11123.935994][T19513]      inet6_addr_add+0x12f/0xa40
[11123.935994][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11123.935994][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11123.935994][T19513]      netlink_rcv_skb+0x130/0x360
[11123.935994][T19513]      netlink_unicast+0x449/0x710
[11123.935994][T19513]      netlink_sendmsg+0x723/0xbe0
[11123.935994][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11123.935994][T19513]      ___sys_sendmsg+0xee/0x170
[11123.935994][T19513]      __sys_sendmsg+0xcd/0x170
[11123.935994][T19513]      do_syscall_64+0xc6/0x1e0
[11123.935994][T19513] 
[11123.939533][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11123.939533][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11123.939533][T19513]      ipv6_find_idev+0x102/0x170
[11123.939533][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11123.939533][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11123.939533][T19513]      netlink_rcv_skb+0x130/0x360
[11123.939533][T19513]      netlink_unicast+0x449/0x710
[11123.939533][T19513]      netlink_sendmsg+0x723/0xbe0
[11123.939533][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11123.939533][T19513]      ___sys_sendmsg+0xee/0x170
[11123.939533][T19513]      __sys_sendmsg+0xcd/0x170
[11123.939533][T19513]      do_syscall_64+0xc6/0x1e0
[11123.939533][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11123.939533][T19513] 
[11123.942313][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11123.942313][T19513]      neigh_parms_alloc+0x1e5/0x510
[11123.942313][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11123.942313][T19513]      ipv6_find_idev+0x102/0x170
[11123.942313][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11123.942313][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11123.942313][T19513]      netlink_rcv_skb+0x130/0x360
[11123.942313][T19513]      netlink_unicast+0x449/0x710
[11123.942313][T19513]      netlink_sendmsg+0x723/0xbe0
[11123.942313][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11123.942313][T19513]      ___sys_sendmsg+0xee/0x170
[11123.942313][T19513]      __sys_sendmsg+0xcd/0x170
[11123.942313][T19513]      do_syscall_64+0xc6/0x1e0
[11123.942313][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11123.942313][T19513] 
[11134.191115][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11134.191567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11134.191567][T19513]      netdev_get_by_index+0x5e/0x80
[11134.191567][T19513]      fib6_nh_init+0x3d8/0x15b0
[11134.191567][T19513]      ip6_route_info_create+0xf18/0x17d0
[11134.191567][T19513]      ip6_route_add+0x1c/0x140
[11134.191567][T19513]      addrconf_prefix_route+0x2a6/0x430
[11134.191567][T19513]      inet6_addr_add+0x4f8/0xa40
[11134.191567][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11134.191567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11134.191567][T19513]      netlink_rcv_skb+0x130/0x360
[11134.191567][T19513]      netlink_unicast+0x449/0x710
[11134.191567][T19513]      netlink_sendmsg+0x723/0xbe0
[11134.191567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11134.191567][T19513]      ___sys_sendmsg+0xee/0x170
[11134.191567][T19513]      __sys_sendmsg+0xcd/0x170
[11134.191567][T19513]      do_syscall_64+0xc6/0x1e0
[11134.191567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11134.191567][T19513] 
[11134.193887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11134.193887][T19513]      netdev_get_by_index+0x5e/0x80
[11134.193887][T19513]      fib6_nh_init+0x3d8/0x15b0
[11134.193887][T19513]      ip6_route_info_create+0xf18/0x17d0
[11134.193887][T19513]      addrconf_f6i_alloc+0x315/0x560
[11134.193887][T19513]      ipv6_add_addr+0x411/0x2000
[11134.193887][T19513]      inet6_addr_add+0x30e/0xa40
[11134.193887][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11134.193887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11134.193887][T19513]      netlink_rcv_skb+0x130/0x360
[11134.193887][T19513]      netlink_unicast+0x449/0x710
[11134.193887][T19513]      netlink_sendmsg+0x723/0xbe0
[11134.193887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11134.193887][T19513]      ___sys_sendmsg+0xee/0x170
[11134.193887][T19513]      __sys_sendmsg+0xcd/0x170
[11134.193887][T19513]      do_syscall_64+0xc6/0x1e0
[11134.193887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11134.193887][T19513] 
[11134.196208][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11134.196208][T19513]      netdev_get_by_index+0x5e/0x80
[11134.196208][T19513]      fib6_nh_init+0x3d8/0x15b0
[11134.196208][T19513]      ip6_route_info_create+0xf18/0x17d0
[11134.196208][T19513]      ip6_route_add+0x1c/0x140
[11134.196208][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11134.196208][T19513]      addrconf_add_dev+0xe2/0x170
[11134.196208][T19513]      inet6_addr_add+0x12f/0xa40
[11134.196208][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11134.196208][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11134.196208][T19513]      netlink_rcv_skb+0x130/0x360
[11134.196208][T19513]      netlink_unicast+0x449/0x710
[11134.196208][T19513]      netlink_sendmsg+0x723/0xbe0
[11134.196208][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11134.196208][T19513]      ___sys_sendmsg+0xee/0x170
[11134.196208][T19513]      __sys_sendmsg+0xcd/0x170
[11134.196208][T19513]      do_syscall_64+0xc6/0x1e0
[11134.196208][T19513] 
[11134.198431][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11134.198431][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11134.198431][T19513]      ipv6_find_idev+0x102/0x170
[11134.198431][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11134.198431][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11134.198431][T19513]      netlink_rcv_skb+0x130/0x360
[11134.198431][T19513]      netlink_unicast+0x449/0x710
[11134.198431][T19513]      netlink_sendmsg+0x723/0xbe0
[11134.198431][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11134.198431][T19513]      ___sys_sendmsg+0xee/0x170
[11134.198431][T19513]      __sys_sendmsg+0xcd/0x170
[11134.198431][T19513]      do_syscall_64+0xc6/0x1e0
[11134.198431][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11134.198431][T19513] 
[11134.200187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11134.200187][T19513]      neigh_parms_alloc+0x1e5/0x510
[11134.200187][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11134.200187][T19513]      ipv6_find_idev+0x102/0x170
[11134.200187][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11134.200187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11134.200187][T19513]      netlink_rcv_skb+0x130/0x360
[11134.200187][T19513]      netlink_unicast+0x449/0x710
[11134.200187][T19513]      netlink_sendmsg+0x723/0xbe0
[11134.200187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11134.200187][T19513]      ___sys_sendmsg+0xee/0x170
[11134.200187][T19513]      __sys_sendmsg+0xcd/0x170
[11134.200187][T19513]      do_syscall_64+0xc6/0x1e0
[11134.200187][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11134.200187][T19513] 
[11144.455080][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11144.455585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11144.455585][T19513]      netdev_get_by_index+0x5e/0x80
[11144.455585][T19513]      fib6_nh_init+0x3d8/0x15b0
[11144.455585][T19513]      ip6_route_info_create+0xf18/0x17d0
[11144.455585][T19513]      ip6_route_add+0x1c/0x140
[11144.455585][T19513]      addrconf_prefix_route+0x2a6/0x430
[11144.455585][T19513]      inet6_addr_add+0x4f8/0xa40
[11144.455585][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11144.455585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11144.455585][T19513]      netlink_rcv_skb+0x130/0x360
[11144.455585][T19513]      netlink_unicast+0x449/0x710
[11144.455585][T19513]      netlink_sendmsg+0x723/0xbe0
[11144.455585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11144.455585][T19513]      ___sys_sendmsg+0xee/0x170
[11144.455585][T19513]      __sys_sendmsg+0xcd/0x170
[11144.455585][T19513]      do_syscall_64+0xc6/0x1e0
[11144.455585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11144.455585][T19513] 
[11144.457850][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11144.457850][T19513]      netdev_get_by_index+0x5e/0x80
[11144.457850][T19513]      fib6_nh_init+0x3d8/0x15b0
[11144.457850][T19513]      ip6_route_info_create+0xf18/0x17d0
[11144.457850][T19513]      addrconf_f6i_alloc+0x315/0x560
[11144.457850][T19513]      ipv6_add_addr+0x411/0x2000
[11144.457850][T19513]      inet6_addr_add+0x30e/0xa40
[11144.457850][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11144.457850][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11144.457850][T19513]      netlink_rcv_skb+0x130/0x360
[11144.457850][T19513]      netlink_unicast+0x449/0x710
[11144.457850][T19513]      netlink_sendmsg+0x723/0xbe0
[11144.457850][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11144.457850][T19513]      ___sys_sendmsg+0xee/0x170
[11144.457850][T19513]      __sys_sendmsg+0xcd/0x170
[11144.457850][T19513]      do_syscall_64+0xc6/0x1e0
[11144.457850][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11144.457850][T19513] 
[11144.460179][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11144.460179][T19513]      netdev_get_by_index+0x5e/0x80
[11144.460179][T19513]      fib6_nh_init+0x3d8/0x15b0
[11144.460179][T19513]      ip6_route_info_create+0xf18/0x17d0
[11144.460179][T19513]      ip6_route_add+0x1c/0x140
[11144.460179][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11144.460179][T19513]      addrconf_add_dev+0xe2/0x170
[11144.460179][T19513]      inet6_addr_add+0x12f/0xa40
[11144.460179][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11144.460179][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11144.460179][T19513]      netlink_rcv_skb+0x130/0x360
[11144.460179][T19513]      netlink_unicast+0x449/0x710
[11144.460179][T19513]      netlink_sendmsg+0x723/0xbe0
[11144.460179][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11144.460179][T19513]      ___sys_sendmsg+0xee/0x170
[11144.460179][T19513]      __sys_sendmsg+0xcd/0x170
[11144.460179][T19513]      do_syscall_64+0xc6/0x1e0
[11144.460179][T19513] 
[11144.462438][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11144.462438][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11144.462438][T19513]      ipv6_find_idev+0x102/0x170
[11144.462438][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11144.462438][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11144.462438][T19513]      netlink_rcv_skb+0x130/0x360
[11144.462438][T19513]      netlink_unicast+0x449/0x710
[11144.462438][T19513]      netlink_sendmsg+0x723/0xbe0
[11144.462438][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11144.462438][T19513]      ___sys_sendmsg+0xee/0x170
[11144.462438][T19513]      __sys_sendmsg+0xcd/0x170
[11144.462438][T19513]      do_syscall_64+0xc6/0x1e0
[11144.462438][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11144.462438][T19513] 
[11144.464183][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11144.464183][T19513]      neigh_parms_alloc+0x1e5/0x510
[11144.464183][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11144.464183][T19513]      ipv6_find_idev+0x102/0x170
[11144.464183][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11144.464183][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11144.464183][T19513]      netlink_rcv_skb+0x130/0x360
[11144.464183][T19513]      netlink_unicast+0x449/0x710
[11144.464183][T19513]      netlink_sendmsg+0x723/0xbe0
[11144.464183][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11144.464183][T19513]      ___sys_sendmsg+0xee/0x170
[11144.464183][T19513]      __sys_sendmsg+0xcd/0x170
[11144.464183][T19513]      do_syscall_64+0xc6/0x1e0
[11144.464183][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11144.464183][T19513] 
[11154.479197][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11154.479683][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11154.479683][T19513]      netdev_get_by_index+0x5e/0x80
[11154.479683][T19513]      fib6_nh_init+0x3d8/0x15b0
[11154.479683][T19513]      ip6_route_info_create+0xf18/0x17d0
[11154.479683][T19513]      ip6_route_add+0x1c/0x140
[11154.479683][T19513]      addrconf_prefix_route+0x2a6/0x430
[11154.479683][T19513]      inet6_addr_add+0x4f8/0xa40
[11154.479683][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11154.479683][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11154.479683][T19513]      netlink_rcv_skb+0x130/0x360
[11154.479683][T19513]      netlink_unicast+0x449/0x710
[11154.479683][T19513]      netlink_sendmsg+0x723/0xbe0
[11154.479683][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11154.479683][T19513]      ___sys_sendmsg+0xee/0x170
[11154.479683][T19513]      __sys_sendmsg+0xcd/0x170
[11154.479683][T19513]      do_syscall_64+0xc6/0x1e0
[11154.479683][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11154.479683][T19513] 
[11154.481926][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11154.481926][T19513]      netdev_get_by_index+0x5e/0x80
[11154.481926][T19513]      fib6_nh_init+0x3d8/0x15b0
[11154.481926][T19513]      ip6_route_info_create+0xf18/0x17d0
[11154.481926][T19513]      addrconf_f6i_alloc+0x315/0x560
[11154.481926][T19513]      ipv6_add_addr+0x411/0x2000
[11154.481926][T19513]      inet6_addr_add+0x30e/0xa40
[11154.481926][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11154.481926][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11154.481926][T19513]      netlink_rcv_skb+0x130/0x360
[11154.481926][T19513]      netlink_unicast+0x449/0x710
[11154.481926][T19513]      netlink_sendmsg+0x723/0xbe0
[11154.481926][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11154.481926][T19513]      ___sys_sendmsg+0xee/0x170
[11154.481926][T19513]      __sys_sendmsg+0xcd/0x170
[11154.481926][T19513]      do_syscall_64+0xc6/0x1e0
[11154.481926][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11154.481926][T19513] 
[11154.484133][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11154.484133][T19513]      netdev_get_by_index+0x5e/0x80
[11154.484133][T19513]      fib6_nh_init+0x3d8/0x15b0
[11154.484133][T19513]      ip6_route_info_create+0xf18/0x17d0
[11154.484133][T19513]      ip6_route_add+0x1c/0x140
[11154.484133][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11154.484133][T19513]      addrconf_add_dev+0xe2/0x170
[11154.484133][T19513]      inet6_addr_add+0x12f/0xa40
[11154.484133][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11154.484133][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11154.484133][T19513]      netlink_rcv_skb+0x130/0x360
[11154.484133][T19513]      netlink_unicast+0x449/0x710
[11154.484133][T19513]      netlink_sendmsg+0x723/0xbe0
[11154.484133][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11154.484133][T19513]      ___sys_sendmsg+0xee/0x170
[11154.484133][T19513]      __sys_sendmsg+0xcd/0x170
[11154.484133][T19513]      do_syscall_64+0xc6/0x1e0
[11154.484133][T19513] 
[11154.486405][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11154.486405][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11154.486405][T19513]      ipv6_find_idev+0x102/0x170
[11154.486405][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11154.486405][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11154.486405][T19513]      netlink_rcv_skb+0x130/0x360
[11154.486405][T19513]      netlink_unicast+0x449/0x710
[11154.486405][T19513]      netlink_sendmsg+0x723/0xbe0
[11154.486405][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11154.486405][T19513]      ___sys_sendmsg+0xee/0x170
[11154.486405][T19513]      __sys_sendmsg+0xcd/0x170
[11154.486405][T19513]      do_syscall_64+0xc6/0x1e0
[11154.486405][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11154.486405][T19513] 
[11154.488104][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11154.488104][T19513]      neigh_parms_alloc+0x1e5/0x510
[11154.488104][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11154.488104][T19513]      ipv6_find_idev+0x102/0x170
[11154.488104][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11154.488104][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11154.488104][T19513]      netlink_rcv_skb+0x130/0x360
[11154.488104][T19513]      netlink_unicast+0x449/0x710
[11154.488104][T19513]      netlink_sendmsg+0x723/0xbe0
[11154.488104][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11154.488104][T19513]      ___sys_sendmsg+0xee/0x170
[11154.488104][T19513]      __sys_sendmsg+0xcd/0x170
[11154.488104][T19513]      do_syscall_64+0xc6/0x1e0
[11154.488104][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11154.488104][T19513] 
[11164.751149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11164.751557][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11164.751557][T19513]      netdev_get_by_index+0x5e/0x80
[11164.751557][T19513]      fib6_nh_init+0x3d8/0x15b0
[11164.751557][T19513]      ip6_route_info_create+0xf18/0x17d0
[11164.751557][T19513]      ip6_route_add+0x1c/0x140
[11164.751557][T19513]      addrconf_prefix_route+0x2a6/0x430
[11164.751557][T19513]      inet6_addr_add+0x4f8/0xa40
[11164.751557][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11164.751557][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11164.751557][T19513]      netlink_rcv_skb+0x130/0x360
[11164.751557][T19513]      netlink_unicast+0x449/0x710
[11164.751557][T19513]      netlink_sendmsg+0x723/0xbe0
[11164.751557][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11164.751557][T19513]      ___sys_sendmsg+0xee/0x170
[11164.751557][T19513]      __sys_sendmsg+0xcd/0x170
[11164.751557][T19513]      do_syscall_64+0xc6/0x1e0
[11164.751557][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11164.751557][T19513] 
[11164.754416][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11164.754416][T19513]      netdev_get_by_index+0x5e/0x80
[11164.754416][T19513]      fib6_nh_init+0x3d8/0x15b0
[11164.754416][T19513]      ip6_route_info_create+0xf18/0x17d0
[11164.754416][T19513]      addrconf_f6i_alloc+0x315/0x560
[11164.754416][T19513]      ipv6_add_addr+0x411/0x2000
[11164.754416][T19513]      inet6_addr_add+0x30e/0xa40
[11164.754416][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11164.754416][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11164.754416][T19513]      netlink_rcv_skb+0x130/0x360
[11164.754416][T19513]      netlink_unicast+0x449/0x710
[11164.754416][T19513]      netlink_sendmsg+0x723/0xbe0
[11164.754416][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11164.754416][T19513]      ___sys_sendmsg+0xee/0x170
[11164.754416][T19513]      __sys_sendmsg+0xcd/0x170
[11164.754416][T19513]      do_syscall_64+0xc6/0x1e0
[11164.754416][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11164.754416][T19513] 
[11164.756626][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11164.756626][T19513]      netdev_get_by_index+0x5e/0x80
[11164.756626][T19513]      fib6_nh_init+0x3d8/0x15b0
[11164.756626][T19513]      ip6_route_info_create+0xf18/0x17d0
[11164.756626][T19513]      ip6_route_add+0x1c/0x140
[11164.756626][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11164.756626][T19513]      addrconf_add_dev+0xe2/0x170
[11164.756626][T19513]      inet6_addr_add+0x12f/0xa40
[11164.756626][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11164.756626][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11164.756626][T19513]      netlink_rcv_skb+0x130/0x360
[11164.756626][T19513]      netlink_unicast+0x449/0x710
[11164.756626][T19513]      netlink_sendmsg+0x723/0xbe0
[11164.756626][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11164.756626][T19513]      ___sys_sendmsg+0xee/0x170
[11164.756626][T19513]      __sys_sendmsg+0xcd/0x170
[11164.756626][T19513]      do_syscall_64+0xc6/0x1e0
[11164.756626][T19513] 
[11164.758803][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11164.758803][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11164.758803][T19513]      ipv6_find_idev+0x102/0x170
[11164.758803][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11164.758803][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11164.758803][T19513]      netlink_rcv_skb+0x130/0x360
[11164.758803][T19513]      netlink_unicast+0x449/0x710
[11164.758803][T19513]      netlink_sendmsg+0x723/0xbe0
[11164.758803][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11164.758803][T19513]      ___sys_sendmsg+0xee/0x170
[11164.758803][T19513]      __sys_sendmsg+0xcd/0x170
[11164.758803][T19513]      do_syscall_64+0xc6/0x1e0
[11164.758803][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11164.758803][T19513] 
[11164.760492][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11164.760492][T19513]      neigh_parms_alloc+0x1e5/0x510
[11164.760492][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11164.760492][T19513]      ipv6_find_idev+0x102/0x170
[11164.760492][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11164.760492][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11164.760492][T19513]      netlink_rcv_skb+0x130/0x360
[11164.760492][T19513]      netlink_unicast+0x449/0x710
[11164.760492][T19513]      netlink_sendmsg+0x723/0xbe0
[11164.760492][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11164.760492][T19513]      ___sys_sendmsg+0xee/0x170
[11164.760492][T19513]      __sys_sendmsg+0xcd/0x170
[11164.760492][T19513]      do_syscall_64+0xc6/0x1e0
[11164.760492][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11164.760492][T19513] 
[11174.895101][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11174.895683][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11174.895683][T19513]      netdev_get_by_index+0x5e/0x80
[11174.895683][T19513]      fib6_nh_init+0x3d8/0x15b0
[11174.895683][T19513]      ip6_route_info_create+0xf18/0x17d0
[11174.895683][T19513]      ip6_route_add+0x1c/0x140
[11174.895683][T19513]      addrconf_prefix_route+0x2a6/0x430
[11174.895683][T19513]      inet6_addr_add+0x4f8/0xa40
[11174.895683][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11174.895683][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11174.895683][T19513]      netlink_rcv_skb+0x130/0x360
[11174.895683][T19513]      netlink_unicast+0x449/0x710
[11174.895683][T19513]      netlink_sendmsg+0x723/0xbe0
[11174.895683][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11174.895683][T19513]      ___sys_sendmsg+0xee/0x170
[11174.895683][T19513]      __sys_sendmsg+0xcd/0x170
[11174.895683][T19513]      do_syscall_64+0xc6/0x1e0
[11174.895683][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11174.895683][T19513] 
[11174.897920][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11174.897920][T19513]      netdev_get_by_index+0x5e/0x80
[11174.897920][T19513]      fib6_nh_init+0x3d8/0x15b0
[11174.897920][T19513]      ip6_route_info_create+0xf18/0x17d0
[11174.897920][T19513]      addrconf_f6i_alloc+0x315/0x560
[11174.897920][T19513]      ipv6_add_addr+0x411/0x2000
[11174.897920][T19513]      inet6_addr_add+0x30e/0xa40
[11174.897920][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11174.897920][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11174.897920][T19513]      netlink_rcv_skb+0x130/0x360
[11174.897920][T19513]      netlink_unicast+0x449/0x710
[11174.897920][T19513]      netlink_sendmsg+0x723/0xbe0
[11174.897920][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11174.897920][T19513]      ___sys_sendmsg+0xee/0x170
[11174.897920][T19513]      __sys_sendmsg+0xcd/0x170
[11174.897920][T19513]      do_syscall_64+0xc6/0x1e0
[11174.897920][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11174.897920][T19513] 
[11174.900130][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11174.900130][T19513]      netdev_get_by_index+0x5e/0x80
[11174.900130][T19513]      fib6_nh_init+0x3d8/0x15b0
[11174.900130][T19513]      ip6_route_info_create+0xf18/0x17d0
[11174.900130][T19513]      ip6_route_add+0x1c/0x140
[11174.900130][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11174.900130][T19513]      addrconf_add_dev+0xe2/0x170
[11174.900130][T19513]      inet6_addr_add+0x12f/0xa40
[11174.900130][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11174.900130][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11174.900130][T19513]      netlink_rcv_skb+0x130/0x360
[11174.900130][T19513]      netlink_unicast+0x449/0x710
[11174.900130][T19513]      netlink_sendmsg+0x723/0xbe0
[11174.900130][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11174.900130][T19513]      ___sys_sendmsg+0xee/0x170
[11174.900130][T19513]      __sys_sendmsg+0xcd/0x170
[11174.900130][T19513]      do_syscall_64+0xc6/0x1e0
[11174.900130][T19513] 
[11174.902284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11174.902284][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11174.902284][T19513]      ipv6_find_idev+0x102/0x170
[11174.902284][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11174.902284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11174.902284][T19513]      netlink_rcv_skb+0x130/0x360
[11174.902284][T19513]      netlink_unicast+0x449/0x710
[11174.902284][T19513]      netlink_sendmsg+0x723/0xbe0
[11174.902284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11174.902284][T19513]      ___sys_sendmsg+0xee/0x170
[11174.902284][T19513]      __sys_sendmsg+0xcd/0x170
[11174.902284][T19513]      do_syscall_64+0xc6/0x1e0
[11174.902284][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11174.902284][T19513] 
[11174.904015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11174.904015][T19513]      neigh_parms_alloc+0x1e5/0x510
[11174.904015][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11174.904015][T19513]      ipv6_find_idev+0x102/0x170
[11174.904015][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11174.904015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11174.904015][T19513]      netlink_rcv_skb+0x130/0x360
[11174.904015][T19513]      netlink_unicast+0x449/0x710
[11174.904015][T19513]      netlink_sendmsg+0x723/0xbe0
[11174.904015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11174.904015][T19513]      ___sys_sendmsg+0xee/0x170
[11174.904015][T19513]      __sys_sendmsg+0xcd/0x170
[11174.904015][T19513]      do_syscall_64+0xc6/0x1e0
[11174.904015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11174.904015][T19513] 
[11185.143129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11185.143745][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11185.143745][T19513]      netdev_get_by_index+0x5e/0x80
[11185.143745][T19513]      fib6_nh_init+0x3d8/0x15b0
[11185.143745][T19513]      ip6_route_info_create+0xf18/0x17d0
[11185.143745][T19513]      ip6_route_add+0x1c/0x140
[11185.143745][T19513]      addrconf_prefix_route+0x2a6/0x430
[11185.143745][T19513]      inet6_addr_add+0x4f8/0xa40
[11185.143745][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11185.143745][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11185.143745][T19513]      netlink_rcv_skb+0x130/0x360
[11185.143745][T19513]      netlink_unicast+0x449/0x710
[11185.143745][T19513]      netlink_sendmsg+0x723/0xbe0
[11185.143745][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11185.143745][T19513]      ___sys_sendmsg+0xee/0x170
[11185.143745][T19513]      __sys_sendmsg+0xcd/0x170
[11185.143745][T19513]      do_syscall_64+0xc6/0x1e0
[11185.143745][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11185.143745][T19513] 
[11185.147413][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11185.147413][T19513]      netdev_get_by_index+0x5e/0x80
[11185.147413][T19513]      fib6_nh_init+0x3d8/0x15b0
[11185.147413][T19513]      ip6_route_info_create+0xf18/0x17d0
[11185.147413][T19513]      addrconf_f6i_alloc+0x315/0x560
[11185.147413][T19513]      ipv6_add_addr+0x411/0x2000
[11185.147413][T19513]      inet6_addr_add+0x30e/0xa40
[11185.147413][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11185.147413][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11185.147413][T19513]      netlink_rcv_skb+0x130/0x360
[11185.147413][T19513]      netlink_unicast+0x449/0x710
[11185.147413][T19513]      netlink_sendmsg+0x723/0xbe0
[11185.147413][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11185.147413][T19513]      ___sys_sendmsg+0xee/0x170
[11185.147413][T19513]      __sys_sendmsg+0xcd/0x170
[11185.147413][T19513]      do_syscall_64+0xc6/0x1e0
[11185.147413][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11185.147413][T19513] 
[11185.150848][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11185.150848][T19513]      netdev_get_by_index+0x5e/0x80
[11185.150848][T19513]      fib6_nh_init+0x3d8/0x15b0
[11185.150848][T19513]      ip6_route_info_create+0xf18/0x17d0
[11185.150848][T19513]      ip6_route_add+0x1c/0x140
[11185.150848][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11185.150848][T19513]      addrconf_add_dev+0xe2/0x170
[11185.150848][T19513]      inet6_addr_add+0x12f/0xa40
[11185.150848][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11185.150848][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11185.150848][T19513]      netlink_rcv_skb+0x130/0x360
[11185.150848][T19513]      netlink_unicast+0x449/0x710
[11185.150848][T19513]      netlink_sendmsg+0x723/0xbe0
[11185.150848][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11185.150848][T19513]      ___sys_sendmsg+0xee/0x170
[11185.150848][T19513]      __sys_sendmsg+0xcd/0x170
[11185.150848][T19513]      do_syscall_64+0xc6/0x1e0
[11185.150848][T19513] 
[11185.154230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11185.154230][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11185.154230][T19513]      ipv6_find_idev+0x102/0x170
[11185.154230][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11185.154230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11185.154230][T19513]      netlink_rcv_skb+0x130/0x360
[11185.154230][T19513]      netlink_unicast+0x449/0x710
[11185.154230][T19513]      netlink_sendmsg+0x723/0xbe0
[11185.154230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11185.154230][T19513]      ___sys_sendmsg+0xee/0x170
[11185.154230][T19513]      __sys_sendmsg+0xcd/0x170
[11185.154230][T19513]      do_syscall_64+0xc6/0x1e0
[11185.154230][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11185.154230][T19513] 
[11185.156923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11185.156923][T19513]      neigh_parms_alloc+0x1e5/0x510
[11185.156923][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11185.156923][T19513]      ipv6_find_idev+0x102/0x170
[11185.156923][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11185.156923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11185.156923][T19513]      netlink_rcv_skb+0x130/0x360
[11185.156923][T19513]      netlink_unicast+0x449/0x710
[11185.156923][T19513]      netlink_sendmsg+0x723/0xbe0
[11185.156923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11185.156923][T19513]      ___sys_sendmsg+0xee/0x170
[11185.156923][T19513]      __sys_sendmsg+0xcd/0x170
[11185.156923][T19513]      do_syscall_64+0xc6/0x1e0
[11185.156923][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11185.156923][T19513] 
[11195.255153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11195.255608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11195.255608][T19513]      netdev_get_by_index+0x5e/0x80
[11195.255608][T19513]      fib6_nh_init+0x3d8/0x15b0
[11195.255608][T19513]      ip6_route_info_create+0xf18/0x17d0
[11195.255608][T19513]      ip6_route_add+0x1c/0x140
[11195.255608][T19513]      addrconf_prefix_route+0x2a6/0x430
[11195.255608][T19513]      inet6_addr_add+0x4f8/0xa40
[11195.255608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11195.255608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11195.255608][T19513]      netlink_rcv_skb+0x130/0x360
[11195.255608][T19513]      netlink_unicast+0x449/0x710
[11195.255608][T19513]      netlink_sendmsg+0x723/0xbe0
[11195.255608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11195.255608][T19513]      ___sys_sendmsg+0xee/0x170
[11195.255608][T19513]      __sys_sendmsg+0xcd/0x170
[11195.255608][T19513]      do_syscall_64+0xc6/0x1e0
[11195.255608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11195.255608][T19513] 
[11195.258690][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11195.258690][T19513]      netdev_get_by_index+0x5e/0x80
[11195.258690][T19513]      fib6_nh_init+0x3d8/0x15b0
[11195.258690][T19513]      ip6_route_info_create+0xf18/0x17d0
[11195.258690][T19513]      addrconf_f6i_alloc+0x315/0x560
[11195.258690][T19513]      ipv6_add_addr+0x411/0x2000
[11195.258690][T19513]      inet6_addr_add+0x30e/0xa40
[11195.258690][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11195.258690][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11195.258690][T19513]      netlink_rcv_skb+0x130/0x360
[11195.258690][T19513]      netlink_unicast+0x449/0x710
[11195.258690][T19513]      netlink_sendmsg+0x723/0xbe0
[11195.258690][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11195.258690][T19513]      ___sys_sendmsg+0xee/0x170
[11195.258690][T19513]      __sys_sendmsg+0xcd/0x170
[11195.258690][T19513]      do_syscall_64+0xc6/0x1e0
[11195.258690][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11195.258690][T19513] 
[11195.260930][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11195.260930][T19513]      netdev_get_by_index+0x5e/0x80
[11195.260930][T19513]      fib6_nh_init+0x3d8/0x15b0
[11195.260930][T19513]      ip6_route_info_create+0xf18/0x17d0
[11195.260930][T19513]      ip6_route_add+0x1c/0x140
[11195.260930][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11195.260930][T19513]      addrconf_add_dev+0xe2/0x170
[11195.260930][T19513]      inet6_addr_add+0x12f/0xa40
[11195.260930][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11195.260930][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11195.260930][T19513]      netlink_rcv_skb+0x130/0x360
[11195.260930][T19513]      netlink_unicast+0x449/0x710
[11195.260930][T19513]      netlink_sendmsg+0x723/0xbe0
[11195.260930][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11195.260930][T19513]      ___sys_sendmsg+0xee/0x170
[11195.260930][T19513]      __sys_sendmsg+0xcd/0x170
[11195.260930][T19513]      do_syscall_64+0xc6/0x1e0
[11195.260930][T19513] 
[11195.263165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11195.263165][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11195.263165][T19513]      ipv6_find_idev+0x102/0x170
[11195.263165][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11195.263165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11195.263165][T19513]      netlink_rcv_skb+0x130/0x360
[11195.263165][T19513]      netlink_unicast+0x449/0x710
[11195.263165][T19513]      netlink_sendmsg+0x723/0xbe0
[11195.263165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11195.263165][T19513]      ___sys_sendmsg+0xee/0x170
[11195.263165][T19513]      __sys_sendmsg+0xcd/0x170
[11195.263165][T19513]      do_syscall_64+0xc6/0x1e0
[11195.263165][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11195.263165][T19513] 
[11195.264928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11195.264928][T19513]      neigh_parms_alloc+0x1e5/0x510
[11195.264928][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11195.264928][T19513]      ipv6_find_idev+0x102/0x170
[11195.264928][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11195.264928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11195.264928][T19513]      netlink_rcv_skb+0x130/0x360
[11195.264928][T19513]      netlink_unicast+0x449/0x710
[11195.264928][T19513]      netlink_sendmsg+0x723/0xbe0
[11195.264928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11195.264928][T19513]      ___sys_sendmsg+0xee/0x170
[11195.264928][T19513]      __sys_sendmsg+0xcd/0x170
[11195.264928][T19513]      do_syscall_64+0xc6/0x1e0
[11195.264928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11195.264928][T19513] 
[11205.335169][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11205.335754][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11205.335754][T19513]      netdev_get_by_index+0x5e/0x80
[11205.335754][T19513]      fib6_nh_init+0x3d8/0x15b0
[11205.335754][T19513]      ip6_route_info_create+0xf18/0x17d0
[11205.335754][T19513]      ip6_route_add+0x1c/0x140
[11205.335754][T19513]      addrconf_prefix_route+0x2a6/0x430
[11205.335754][T19513]      inet6_addr_add+0x4f8/0xa40
[11205.335754][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11205.335754][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11205.335754][T19513]      netlink_rcv_skb+0x130/0x360
[11205.335754][T19513]      netlink_unicast+0x449/0x710
[11205.335754][T19513]      netlink_sendmsg+0x723/0xbe0
[11205.335754][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11205.335754][T19513]      ___sys_sendmsg+0xee/0x170
[11205.335754][T19513]      __sys_sendmsg+0xcd/0x170
[11205.335754][T19513]      do_syscall_64+0xc6/0x1e0
[11205.335754][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11205.335754][T19513] 
[11205.338986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11205.338986][T19513]      netdev_get_by_index+0x5e/0x80
[11205.338986][T19513]      fib6_nh_init+0x3d8/0x15b0
[11205.338986][T19513]      ip6_route_info_create+0xf18/0x17d0
[11205.338986][T19513]      addrconf_f6i_alloc+0x315/0x560
[11205.338986][T19513]      ipv6_add_addr+0x411/0x2000
[11205.338986][T19513]      inet6_addr_add+0x30e/0xa40
[11205.338986][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11205.338986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11205.338986][T19513]      netlink_rcv_skb+0x130/0x360
[11205.338986][T19513]      netlink_unicast+0x449/0x710
[11205.338986][T19513]      netlink_sendmsg+0x723/0xbe0
[11205.338986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11205.338986][T19513]      ___sys_sendmsg+0xee/0x170
[11205.338986][T19513]      __sys_sendmsg+0xcd/0x170
[11205.338986][T19513]      do_syscall_64+0xc6/0x1e0
[11205.338986][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11205.338986][T19513] 
[11205.341964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11205.341964][T19513]      netdev_get_by_index+0x5e/0x80
[11205.341964][T19513]      fib6_nh_init+0x3d8/0x15b0
[11205.341964][T19513]      ip6_route_info_create+0xf18/0x17d0
[11205.341964][T19513]      ip6_route_add+0x1c/0x140
[11205.341964][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11205.341964][T19513]      addrconf_add_dev+0xe2/0x170
[11205.341964][T19513]      inet6_addr_add+0x12f/0xa40
[11205.341964][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11205.341964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11205.341964][T19513]      netlink_rcv_skb+0x130/0x360
[11205.341964][T19513]      netlink_unicast+0x449/0x710
[11205.341964][T19513]      netlink_sendmsg+0x723/0xbe0
[11205.341964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11205.341964][T19513]      ___sys_sendmsg+0xee/0x170
[11205.341964][T19513]      __sys_sendmsg+0xcd/0x170
[11205.341964][T19513]      do_syscall_64+0xc6/0x1e0
[11205.341964][T19513] 
[11205.345191][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11205.345191][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11205.345191][T19513]      ipv6_find_idev+0x102/0x170
[11205.345191][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11205.345191][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11205.345191][T19513]      netlink_rcv_skb+0x130/0x360
[11205.345191][T19513]      netlink_unicast+0x449/0x710
[11205.345191][T19513]      netlink_sendmsg+0x723/0xbe0
[11205.345191][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11205.345191][T19513]      ___sys_sendmsg+0xee/0x170
[11205.345191][T19513]      __sys_sendmsg+0xcd/0x170
[11205.345191][T19513]      do_syscall_64+0xc6/0x1e0
[11205.345191][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11205.345191][T19513] 
[11205.347784][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11205.347784][T19513]      neigh_parms_alloc+0x1e5/0x510
[11205.347784][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11205.347784][T19513]      ipv6_find_idev+0x102/0x170
[11205.347784][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11205.347784][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11205.347784][T19513]      netlink_rcv_skb+0x130/0x360
[11205.347784][T19513]      netlink_unicast+0x449/0x710
[11205.347784][T19513]      netlink_sendmsg+0x723/0xbe0
[11205.347784][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11205.347784][T19513]      ___sys_sendmsg+0xee/0x170
[11205.347784][T19513]      __sys_sendmsg+0xcd/0x170
[11205.347784][T19513]      do_syscall_64+0xc6/0x1e0
[11205.347784][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11205.347784][T19513] 
[11215.479193][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11215.479616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11215.479616][T19513]      netdev_get_by_index+0x5e/0x80
[11215.479616][T19513]      fib6_nh_init+0x3d8/0x15b0
[11215.479616][T19513]      ip6_route_info_create+0xf18/0x17d0
[11215.479616][T19513]      ip6_route_add+0x1c/0x140
[11215.479616][T19513]      addrconf_prefix_route+0x2a6/0x430
[11215.479616][T19513]      inet6_addr_add+0x4f8/0xa40
[11215.479616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11215.479616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11215.479616][T19513]      netlink_rcv_skb+0x130/0x360
[11215.479616][T19513]      netlink_unicast+0x449/0x710
[11215.479616][T19513]      netlink_sendmsg+0x723/0xbe0
[11215.479616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11215.479616][T19513]      ___sys_sendmsg+0xee/0x170
[11215.479616][T19513]      __sys_sendmsg+0xcd/0x170
[11215.479616][T19513]      do_syscall_64+0xc6/0x1e0
[11215.479616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11215.479616][T19513] 
[11215.481883][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11215.481883][T19513]      netdev_get_by_index+0x5e/0x80
[11215.481883][T19513]      fib6_nh_init+0x3d8/0x15b0
[11215.481883][T19513]      ip6_route_info_create+0xf18/0x17d0
[11215.481883][T19513]      addrconf_f6i_alloc+0x315/0x560
[11215.481883][T19513]      ipv6_add_addr+0x411/0x2000
[11215.481883][T19513]      inet6_addr_add+0x30e/0xa40
[11215.481883][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11215.481883][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11215.481883][T19513]      netlink_rcv_skb+0x130/0x360
[11215.481883][T19513]      netlink_unicast+0x449/0x710
[11215.481883][T19513]      netlink_sendmsg+0x723/0xbe0
[11215.481883][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11215.481883][T19513]      ___sys_sendmsg+0xee/0x170
[11215.481883][T19513]      __sys_sendmsg+0xcd/0x170
[11215.481883][T19513]      do_syscall_64+0xc6/0x1e0
[11215.481883][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11215.481883][T19513] 
[11215.484115][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11215.484115][T19513]      netdev_get_by_index+0x5e/0x80
[11215.484115][T19513]      fib6_nh_init+0x3d8/0x15b0
[11215.484115][T19513]      ip6_route_info_create+0xf18/0x17d0
[11215.484115][T19513]      ip6_route_add+0x1c/0x140
[11215.484115][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11215.484115][T19513]      addrconf_add_dev+0xe2/0x170
[11215.484115][T19513]      inet6_addr_add+0x12f/0xa40
[11215.484115][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11215.484115][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11215.484115][T19513]      netlink_rcv_skb+0x130/0x360
[11215.484115][T19513]      netlink_unicast+0x449/0x710
[11215.484115][T19513]      netlink_sendmsg+0x723/0xbe0
[11215.484115][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11215.484115][T19513]      ___sys_sendmsg+0xee/0x170
[11215.484115][T19513]      __sys_sendmsg+0xcd/0x170
[11215.484115][T19513]      do_syscall_64+0xc6/0x1e0
[11215.484115][T19513] 
[11215.486315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11215.486315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11215.486315][T19513]      ipv6_find_idev+0x102/0x170
[11215.486315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11215.486315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11215.486315][T19513]      netlink_rcv_skb+0x130/0x360
[11215.486315][T19513]      netlink_unicast+0x449/0x710
[11215.486315][T19513]      netlink_sendmsg+0x723/0xbe0
[11215.486315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11215.486315][T19513]      ___sys_sendmsg+0xee/0x170
[11215.486315][T19513]      __sys_sendmsg+0xcd/0x170
[11215.486315][T19513]      do_syscall_64+0xc6/0x1e0
[11215.486315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11215.486315][T19513] 
[11215.488060][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11215.488060][T19513]      neigh_parms_alloc+0x1e5/0x510
[11215.488060][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11215.488060][T19513]      ipv6_find_idev+0x102/0x170
[11215.488060][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11215.488060][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11215.488060][T19513]      netlink_rcv_skb+0x130/0x360
[11215.488060][T19513]      netlink_unicast+0x449/0x710
[11215.488060][T19513]      netlink_sendmsg+0x723/0xbe0
[11215.488060][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11215.488060][T19513]      ___sys_sendmsg+0xee/0x170
[11215.488060][T19513]      __sys_sendmsg+0xcd/0x170
[11215.488060][T19513]      do_syscall_64+0xc6/0x1e0
[11215.488060][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11215.488060][T19513] 
[11225.743144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11225.743581][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11225.743581][T19513]      netdev_get_by_index+0x5e/0x80
[11225.743581][T19513]      fib6_nh_init+0x3d8/0x15b0
[11225.743581][T19513]      ip6_route_info_create+0xf18/0x17d0
[11225.743581][T19513]      ip6_route_add+0x1c/0x140
[11225.743581][T19513]      addrconf_prefix_route+0x2a6/0x430
[11225.743581][T19513]      inet6_addr_add+0x4f8/0xa40
[11225.743581][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11225.743581][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11225.743581][T19513]      netlink_rcv_skb+0x130/0x360
[11225.743581][T19513]      netlink_unicast+0x449/0x710
[11225.743581][T19513]      netlink_sendmsg+0x723/0xbe0
[11225.743581][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11225.743581][T19513]      ___sys_sendmsg+0xee/0x170
[11225.743581][T19513]      __sys_sendmsg+0xcd/0x170
[11225.743581][T19513]      do_syscall_64+0xc6/0x1e0
[11225.743581][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11225.743581][T19513] 
[11225.745958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11225.745958][T19513]      netdev_get_by_index+0x5e/0x80
[11225.745958][T19513]      fib6_nh_init+0x3d8/0x15b0
[11225.745958][T19513]      ip6_route_info_create+0xf18/0x17d0
[11225.745958][T19513]      addrconf_f6i_alloc+0x315/0x560
[11225.745958][T19513]      ipv6_add_addr+0x411/0x2000
[11225.745958][T19513]      inet6_addr_add+0x30e/0xa40
[11225.745958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11225.745958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11225.745958][T19513]      netlink_rcv_skb+0x130/0x360
[11225.745958][T19513]      netlink_unicast+0x449/0x710
[11225.745958][T19513]      netlink_sendmsg+0x723/0xbe0
[11225.745958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11225.745958][T19513]      ___sys_sendmsg+0xee/0x170
[11225.745958][T19513]      __sys_sendmsg+0xcd/0x170
[11225.745958][T19513]      do_syscall_64+0xc6/0x1e0
[11225.745958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11225.745958][T19513] 
[11225.748175][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11225.748175][T19513]      netdev_get_by_index+0x5e/0x80
[11225.748175][T19513]      fib6_nh_init+0x3d8/0x15b0
[11225.748175][T19513]      ip6_route_info_create+0xf18/0x17d0
[11225.748175][T19513]      ip6_route_add+0x1c/0x140
[11225.748175][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11225.748175][T19513]      addrconf_add_dev+0xe2/0x170
[11225.748175][T19513]      inet6_addr_add+0x12f/0xa40
[11225.748175][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11225.748175][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11225.748175][T19513]      netlink_rcv_skb+0x130/0x360
[11225.748175][T19513]      netlink_unicast+0x449/0x710
[11225.748175][T19513]      netlink_sendmsg+0x723/0xbe0
[11225.748175][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11225.748175][T19513]      ___sys_sendmsg+0xee/0x170
[11225.748175][T19513]      __sys_sendmsg+0xcd/0x170
[11225.748175][T19513]      do_syscall_64+0xc6/0x1e0
[11225.748175][T19513] 
[11225.750367][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11225.750367][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11225.750367][T19513]      ipv6_find_idev+0x102/0x170
[11225.750367][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11225.750367][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11225.750367][T19513]      netlink_rcv_skb+0x130/0x360
[11225.750367][T19513]      netlink_unicast+0x449/0x710
[11225.750367][T19513]      netlink_sendmsg+0x723/0xbe0
[11225.750367][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11225.750367][T19513]      ___sys_sendmsg+0xee/0x170
[11225.750367][T19513]      __sys_sendmsg+0xcd/0x170
[11225.750367][T19513]      do_syscall_64+0xc6/0x1e0
[11225.750367][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11225.750367][T19513] 
[11225.752092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11225.752092][T19513]      neigh_parms_alloc+0x1e5/0x510
[11225.752092][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11225.752092][T19513]      ipv6_find_idev+0x102/0x170
[11225.752092][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11225.752092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11225.752092][T19513]      netlink_rcv_skb+0x130/0x360
[11225.752092][T19513]      netlink_unicast+0x449/0x710
[11225.752092][T19513]      netlink_sendmsg+0x723/0xbe0
[11225.752092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11225.752092][T19513]      ___sys_sendmsg+0xee/0x170
[11225.752092][T19513]      __sys_sendmsg+0xcd/0x170
[11225.752092][T19513]      do_syscall_64+0xc6/0x1e0
[11225.752092][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11225.752092][T19513] 
[11235.839059][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11235.839644][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11235.839644][T19513]      netdev_get_by_index+0x5e/0x80
[11235.839644][T19513]      fib6_nh_init+0x3d8/0x15b0
[11235.839644][T19513]      ip6_route_info_create+0xf18/0x17d0
[11235.839644][T19513]      ip6_route_add+0x1c/0x140
[11235.839644][T19513]      addrconf_prefix_route+0x2a6/0x430
[11235.839644][T19513]      inet6_addr_add+0x4f8/0xa40
[11235.839644][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11235.839644][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11235.839644][T19513]      netlink_rcv_skb+0x130/0x360
[11235.839644][T19513]      netlink_unicast+0x449/0x710
[11235.839644][T19513]      netlink_sendmsg+0x723/0xbe0
[11235.839644][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11235.839644][T19513]      ___sys_sendmsg+0xee/0x170
[11235.839644][T19513]      __sys_sendmsg+0xcd/0x170
[11235.839644][T19513]      do_syscall_64+0xc6/0x1e0
[11235.839644][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11235.839644][T19513] 
[11235.841946][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11235.841946][T19513]      netdev_get_by_index+0x5e/0x80
[11235.841946][T19513]      fib6_nh_init+0x3d8/0x15b0
[11235.841946][T19513]      ip6_route_info_create+0xf18/0x17d0
[11235.841946][T19513]      addrconf_f6i_alloc+0x315/0x560
[11235.841946][T19513]      ipv6_add_addr+0x411/0x2000
[11235.841946][T19513]      inet6_addr_add+0x30e/0xa40
[11235.841946][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11235.841946][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11235.841946][T19513]      netlink_rcv_skb+0x130/0x360
[11235.841946][T19513]      netlink_unicast+0x449/0x710
[11235.841946][T19513]      netlink_sendmsg+0x723/0xbe0
[11235.841946][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11235.841946][T19513]      ___sys_sendmsg+0xee/0x170
[11235.841946][T19513]      __sys_sendmsg+0xcd/0x170
[11235.841946][T19513]      do_syscall_64+0xc6/0x1e0
[11235.841946][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11235.841946][T19513] 
[11235.844355][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11235.844355][T19513]      netdev_get_by_index+0x5e/0x80
[11235.844355][T19513]      fib6_nh_init+0x3d8/0x15b0
[11235.844355][T19513]      ip6_route_info_create+0xf18/0x17d0
[11235.844355][T19513]      ip6_route_add+0x1c/0x140
[11235.844355][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11235.844355][T19513]      addrconf_add_dev+0xe2/0x170
[11235.844355][T19513]      inet6_addr_add+0x12f/0xa40
[11235.844355][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11235.844355][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11235.844355][T19513]      netlink_rcv_skb+0x130/0x360
[11235.844355][T19513]      netlink_unicast+0x449/0x710
[11235.844355][T19513]      netlink_sendmsg+0x723/0xbe0
[11235.844355][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11235.844355][T19513]      ___sys_sendmsg+0xee/0x170
[11235.844355][T19513]      __sys_sendmsg+0xcd/0x170
[11235.844355][T19513]      do_syscall_64+0xc6/0x1e0
[11235.844355][T19513] 
[11235.846628][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11235.846628][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11235.846628][T19513]      ipv6_find_idev+0x102/0x170
[11235.846628][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11235.846628][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11235.846628][T19513]      netlink_rcv_skb+0x130/0x360
[11235.846628][T19513]      netlink_unicast+0x449/0x710
[11235.846628][T19513]      netlink_sendmsg+0x723/0xbe0
[11235.846628][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11235.846628][T19513]      ___sys_sendmsg+0xee/0x170
[11235.846628][T19513]      __sys_sendmsg+0xcd/0x170
[11235.846628][T19513]      do_syscall_64+0xc6/0x1e0
[11235.846628][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11235.846628][T19513] 
[11235.848348][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11235.848348][T19513]      neigh_parms_alloc+0x1e5/0x510
[11235.848348][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11235.848348][T19513]      ipv6_find_idev+0x102/0x170
[11235.848348][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11235.848348][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11235.848348][T19513]      netlink_rcv_skb+0x130/0x360
[11235.848348][T19513]      netlink_unicast+0x449/0x710
[11235.848348][T19513]      netlink_sendmsg+0x723/0xbe0
[11235.848348][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11235.848348][T19513]      ___sys_sendmsg+0xee/0x170
[11235.848348][T19513]      __sys_sendmsg+0xcd/0x170
[11235.848348][T19513]      do_syscall_64+0xc6/0x1e0
[11235.848348][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11235.848348][T19513] 
[11245.863151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11245.863586][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11245.863586][T19513]      netdev_get_by_index+0x5e/0x80
[11245.863586][T19513]      fib6_nh_init+0x3d8/0x15b0
[11245.863586][T19513]      ip6_route_info_create+0xf18/0x17d0
[11245.863586][T19513]      ip6_route_add+0x1c/0x140
[11245.863586][T19513]      addrconf_prefix_route+0x2a6/0x430
[11245.863586][T19513]      inet6_addr_add+0x4f8/0xa40
[11245.863586][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11245.863586][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11245.863586][T19513]      netlink_rcv_skb+0x130/0x360
[11245.863586][T19513]      netlink_unicast+0x449/0x710
[11245.863586][T19513]      netlink_sendmsg+0x723/0xbe0
[11245.863586][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11245.863586][T19513]      ___sys_sendmsg+0xee/0x170
[11245.863586][T19513]      __sys_sendmsg+0xcd/0x170
[11245.863586][T19513]      do_syscall_64+0xc6/0x1e0
[11245.863586][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11245.863586][T19513] 
[11245.865919][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11245.865919][T19513]      netdev_get_by_index+0x5e/0x80
[11245.865919][T19513]      fib6_nh_init+0x3d8/0x15b0
[11245.865919][T19513]      ip6_route_info_create+0xf18/0x17d0
[11245.865919][T19513]      addrconf_f6i_alloc+0x315/0x560
[11245.865919][T19513]      ipv6_add_addr+0x411/0x2000
[11245.865919][T19513]      inet6_addr_add+0x30e/0xa40
[11245.865919][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11245.865919][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11245.865919][T19513]      netlink_rcv_skb+0x130/0x360
[11245.865919][T19513]      netlink_unicast+0x449/0x710
[11245.865919][T19513]      netlink_sendmsg+0x723/0xbe0
[11245.865919][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11245.865919][T19513]      ___sys_sendmsg+0xee/0x170
[11245.865919][T19513]      __sys_sendmsg+0xcd/0x170
[11245.865919][T19513]      do_syscall_64+0xc6/0x1e0
[11245.865919][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11245.865919][T19513] 
[11245.868331][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11245.868331][T19513]      netdev_get_by_index+0x5e/0x80
[11245.868331][T19513]      fib6_nh_init+0x3d8/0x15b0
[11245.868331][T19513]      ip6_route_info_create+0xf18/0x17d0
[11245.868331][T19513]      ip6_route_add+0x1c/0x140
[11245.868331][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11245.868331][T19513]      addrconf_add_dev+0xe2/0x170
[11245.868331][T19513]      inet6_addr_add+0x12f/0xa40
[11245.868331][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11245.868331][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11245.868331][T19513]      netlink_rcv_skb+0x130/0x360
[11245.868331][T19513]      netlink_unicast+0x449/0x710
[11245.868331][T19513]      netlink_sendmsg+0x723/0xbe0
[11245.868331][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11245.868331][T19513]      ___sys_sendmsg+0xee/0x170
[11245.868331][T19513]      __sys_sendmsg+0xcd/0x170
[11245.868331][T19513]      do_syscall_64+0xc6/0x1e0
[11245.868331][T19513] 
[11245.870755][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11245.870755][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11245.870755][T19513]      ipv6_find_idev+0x102/0x170
[11245.870755][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11245.870755][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11245.870755][T19513]      netlink_rcv_skb+0x130/0x360
[11245.870755][T19513]      netlink_unicast+0x449/0x710
[11245.870755][T19513]      netlink_sendmsg+0x723/0xbe0
[11245.870755][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11245.870755][T19513]      ___sys_sendmsg+0xee/0x170
[11245.870755][T19513]      __sys_sendmsg+0xcd/0x170
[11245.870755][T19513]      do_syscall_64+0xc6/0x1e0
[11245.870755][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11245.870755][T19513] 
[11245.872643][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11245.872643][T19513]      neigh_parms_alloc+0x1e5/0x510
[11245.872643][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11245.872643][T19513]      ipv6_find_idev+0x102/0x170
[11245.872643][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11245.872643][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11245.872643][T19513]      netlink_rcv_skb+0x130/0x360
[11245.872643][T19513]      netlink_unicast+0x449/0x710
[11245.872643][T19513]      netlink_sendmsg+0x723/0xbe0
[11245.872643][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11245.872643][T19513]      ___sys_sendmsg+0xee/0x170
[11245.872643][T19513]      __sys_sendmsg+0xcd/0x170
[11245.872643][T19513]      do_syscall_64+0xc6/0x1e0
[11245.872643][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11245.872643][T19513] 
[11255.959153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11255.959712][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11255.959712][T19513]      netdev_get_by_index+0x5e/0x80
[11255.959712][T19513]      fib6_nh_init+0x3d8/0x15b0
[11255.959712][T19513]      ip6_route_info_create+0xf18/0x17d0
[11255.959712][T19513]      ip6_route_add+0x1c/0x140
[11255.959712][T19513]      addrconf_prefix_route+0x2a6/0x430
[11255.959712][T19513]      inet6_addr_add+0x4f8/0xa40
[11255.959712][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11255.959712][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11255.959712][T19513]      netlink_rcv_skb+0x130/0x360
[11255.959712][T19513]      netlink_unicast+0x449/0x710
[11255.959712][T19513]      netlink_sendmsg+0x723/0xbe0
[11255.959712][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11255.959712][T19513]      ___sys_sendmsg+0xee/0x170
[11255.959712][T19513]      __sys_sendmsg+0xcd/0x170
[11255.959712][T19513]      do_syscall_64+0xc6/0x1e0
[11255.959712][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11255.959712][T19513] 
[11255.963293][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11255.963293][T19513]      netdev_get_by_index+0x5e/0x80
[11255.963293][T19513]      fib6_nh_init+0x3d8/0x15b0
[11255.963293][T19513]      ip6_route_info_create+0xf18/0x17d0
[11255.963293][T19513]      addrconf_f6i_alloc+0x315/0x560
[11255.963293][T19513]      ipv6_add_addr+0x411/0x2000
[11255.963293][T19513]      inet6_addr_add+0x30e/0xa40
[11255.963293][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11255.963293][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11255.963293][T19513]      netlink_rcv_skb+0x130/0x360
[11255.963293][T19513]      netlink_unicast+0x449/0x710
[11255.963293][T19513]      netlink_sendmsg+0x723/0xbe0
[11255.963293][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11255.963293][T19513]      ___sys_sendmsg+0xee/0x170
[11255.963293][T19513]      __sys_sendmsg+0xcd/0x170
[11255.963293][T19513]      do_syscall_64+0xc6/0x1e0
[11255.963293][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11255.963293][T19513] 
[11255.966489][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11255.966489][T19513]      netdev_get_by_index+0x5e/0x80
[11255.966489][T19513]      fib6_nh_init+0x3d8/0x15b0
[11255.966489][T19513]      ip6_route_info_create+0xf18/0x17d0
[11255.966489][T19513]      ip6_route_add+0x1c/0x140
[11255.966489][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11255.966489][T19513]      addrconf_add_dev+0xe2/0x170
[11255.966489][T19513]      inet6_addr_add+0x12f/0xa40
[11255.966489][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11255.966489][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11255.966489][T19513]      netlink_rcv_skb+0x130/0x360
[11255.966489][T19513]      netlink_unicast+0x449/0x710
[11255.966489][T19513]      netlink_sendmsg+0x723/0xbe0
[11255.966489][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11255.966489][T19513]      ___sys_sendmsg+0xee/0x170
[11255.966489][T19513]      __sys_sendmsg+0xcd/0x170
[11255.966489][T19513]      do_syscall_64+0xc6/0x1e0
[11255.966489][T19513] 
[11255.969582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11255.969582][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11255.969582][T19513]      ipv6_find_idev+0x102/0x170
[11255.969582][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11255.969582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11255.969582][T19513]      netlink_rcv_skb+0x130/0x360
[11255.969582][T19513]      netlink_unicast+0x449/0x710
[11255.969582][T19513]      netlink_sendmsg+0x723/0xbe0
[11255.969582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11255.969582][T19513]      ___sys_sendmsg+0xee/0x170
[11255.969582][T19513]      __sys_sendmsg+0xcd/0x170
[11255.969582][T19513]      do_syscall_64+0xc6/0x1e0
[11255.969582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11255.969582][T19513] 
[11255.972302][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11255.972302][T19513]      neigh_parms_alloc+0x1e5/0x510
[11255.972302][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11255.972302][T19513]      ipv6_find_idev+0x102/0x170
[11255.972302][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11255.972302][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11255.972302][T19513]      netlink_rcv_skb+0x130/0x360
[11255.972302][T19513]      netlink_unicast+0x449/0x710
[11255.972302][T19513]      netlink_sendmsg+0x723/0xbe0
[11255.972302][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11255.972302][T19513]      ___sys_sendmsg+0xee/0x170
[11255.972302][T19513]      __sys_sendmsg+0xcd/0x170
[11255.972302][T19513]      do_syscall_64+0xc6/0x1e0
[11255.972302][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11255.972302][T19513] 
[11266.223120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11266.223585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11266.223585][T19513]      netdev_get_by_index+0x5e/0x80
[11266.223585][T19513]      fib6_nh_init+0x3d8/0x15b0
[11266.223585][T19513]      ip6_route_info_create+0xf18/0x17d0
[11266.223585][T19513]      ip6_route_add+0x1c/0x140
[11266.223585][T19513]      addrconf_prefix_route+0x2a6/0x430
[11266.223585][T19513]      inet6_addr_add+0x4f8/0xa40
[11266.223585][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11266.223585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11266.223585][T19513]      netlink_rcv_skb+0x130/0x360
[11266.223585][T19513]      netlink_unicast+0x449/0x710
[11266.223585][T19513]      netlink_sendmsg+0x723/0xbe0
[11266.223585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11266.223585][T19513]      ___sys_sendmsg+0xee/0x170
[11266.223585][T19513]      __sys_sendmsg+0xcd/0x170
[11266.223585][T19513]      do_syscall_64+0xc6/0x1e0
[11266.223585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11266.223585][T19513] 
[11266.226001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11266.226001][T19513]      netdev_get_by_index+0x5e/0x80
[11266.226001][T19513]      fib6_nh_init+0x3d8/0x15b0
[11266.226001][T19513]      ip6_route_info_create+0xf18/0x17d0
[11266.226001][T19513]      addrconf_f6i_alloc+0x315/0x560
[11266.226001][T19513]      ipv6_add_addr+0x411/0x2000
[11266.226001][T19513]      inet6_addr_add+0x30e/0xa40
[11266.226001][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11266.226001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11266.226001][T19513]      netlink_rcv_skb+0x130/0x360
[11266.226001][T19513]      netlink_unicast+0x449/0x710
[11266.226001][T19513]      netlink_sendmsg+0x723/0xbe0
[11266.226001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11266.226001][T19513]      ___sys_sendmsg+0xee/0x170
[11266.226001][T19513]      __sys_sendmsg+0xcd/0x170
[11266.226001][T19513]      do_syscall_64+0xc6/0x1e0
[11266.226001][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11266.226001][T19513] 
[11266.228295][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11266.228295][T19513]      netdev_get_by_index+0x5e/0x80
[11266.228295][T19513]      fib6_nh_init+0x3d8/0x15b0
[11266.228295][T19513]      ip6_route_info_create+0xf18/0x17d0
[11266.228295][T19513]      ip6_route_add+0x1c/0x140
[11266.228295][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11266.228295][T19513]      addrconf_add_dev+0xe2/0x170
[11266.228295][T19513]      inet6_addr_add+0x12f/0xa40
[11266.228295][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11266.228295][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11266.228295][T19513]      netlink_rcv_skb+0x130/0x360
[11266.228295][T19513]      netlink_unicast+0x449/0x710
[11266.228295][T19513]      netlink_sendmsg+0x723/0xbe0
[11266.228295][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11266.228295][T19513]      ___sys_sendmsg+0xee/0x170
[11266.228295][T19513]      __sys_sendmsg+0xcd/0x170
[11266.228295][T19513]      do_syscall_64+0xc6/0x1e0
[11266.228295][T19513] 
[11266.230509][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11266.230509][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11266.230509][T19513]      ipv6_find_idev+0x102/0x170
[11266.230509][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11266.230509][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11266.230509][T19513]      netlink_rcv_skb+0x130/0x360
[11266.230509][T19513]      netlink_unicast+0x449/0x710
[11266.230509][T19513]      netlink_sendmsg+0x723/0xbe0
[11266.230509][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11266.230509][T19513]      ___sys_sendmsg+0xee/0x170
[11266.230509][T19513]      __sys_sendmsg+0xcd/0x170
[11266.230509][T19513]      do_syscall_64+0xc6/0x1e0
[11266.230509][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11266.230509][T19513] 
[11266.232260][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11266.232260][T19513]      neigh_parms_alloc+0x1e5/0x510
[11266.232260][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11266.232260][T19513]      ipv6_find_idev+0x102/0x170
[11266.232260][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11266.232260][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11266.232260][T19513]      netlink_rcv_skb+0x130/0x360
[11266.232260][T19513]      netlink_unicast+0x449/0x710
[11266.232260][T19513]      netlink_sendmsg+0x723/0xbe0
[11266.232260][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11266.232260][T19513]      ___sys_sendmsg+0xee/0x170
[11266.232260][T19513]      __sys_sendmsg+0xcd/0x170
[11266.232260][T19513]      do_syscall_64+0xc6/0x1e0
[11266.232260][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11266.232260][T19513] 
[11276.375188][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11276.375665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11276.375665][T19513]      netdev_get_by_index+0x5e/0x80
[11276.375665][T19513]      fib6_nh_init+0x3d8/0x15b0
[11276.375665][T19513]      ip6_route_info_create+0xf18/0x17d0
[11276.375665][T19513]      ip6_route_add+0x1c/0x140
[11276.375665][T19513]      addrconf_prefix_route+0x2a6/0x430
[11276.375665][T19513]      inet6_addr_add+0x4f8/0xa40
[11276.375665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11276.375665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11276.375665][T19513]      netlink_rcv_skb+0x130/0x360
[11276.375665][T19513]      netlink_unicast+0x449/0x710
[11276.375665][T19513]      netlink_sendmsg+0x723/0xbe0
[11276.375665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11276.375665][T19513]      ___sys_sendmsg+0xee/0x170
[11276.375665][T19513]      __sys_sendmsg+0xcd/0x170
[11276.375665][T19513]      do_syscall_64+0xc6/0x1e0
[11276.375665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11276.375665][T19513] 
[11276.378187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11276.378187][T19513]      netdev_get_by_index+0x5e/0x80
[11276.378187][T19513]      fib6_nh_init+0x3d8/0x15b0
[11276.378187][T19513]      ip6_route_info_create+0xf18/0x17d0
[11276.378187][T19513]      addrconf_f6i_alloc+0x315/0x560
[11276.378187][T19513]      ipv6_add_addr+0x411/0x2000
[11276.378187][T19513]      inet6_addr_add+0x30e/0xa40
[11276.378187][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11276.378187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11276.378187][T19513]      netlink_rcv_skb+0x130/0x360
[11276.378187][T19513]      netlink_unicast+0x449/0x710
[11276.378187][T19513]      netlink_sendmsg+0x723/0xbe0
[11276.378187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11276.378187][T19513]      ___sys_sendmsg+0xee/0x170
[11276.378187][T19513]      __sys_sendmsg+0xcd/0x170
[11276.378187][T19513]      do_syscall_64+0xc6/0x1e0
[11276.378187][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11276.378187][T19513] 
[11276.380723][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11276.380723][T19513]      netdev_get_by_index+0x5e/0x80
[11276.380723][T19513]      fib6_nh_init+0x3d8/0x15b0
[11276.380723][T19513]      ip6_route_info_create+0xf18/0x17d0
[11276.380723][T19513]      ip6_route_add+0x1c/0x140
[11276.380723][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11276.380723][T19513]      addrconf_add_dev+0xe2/0x170
[11276.380723][T19513]      inet6_addr_add+0x12f/0xa40
[11276.380723][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11276.380723][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11276.380723][T19513]      netlink_rcv_skb+0x130/0x360
[11276.380723][T19513]      netlink_unicast+0x449/0x710
[11276.380723][T19513]      netlink_sendmsg+0x723/0xbe0
[11276.380723][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11276.380723][T19513]      ___sys_sendmsg+0xee/0x170
[11276.380723][T19513]      __sys_sendmsg+0xcd/0x170
[11276.380723][T19513]      do_syscall_64+0xc6/0x1e0
[11276.380723][T19513] 
[11276.383311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11276.383311][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11276.383311][T19513]      ipv6_find_idev+0x102/0x170
[11276.383311][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11276.383311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11276.383311][T19513]      netlink_rcv_skb+0x130/0x360
[11276.383311][T19513]      netlink_unicast+0x449/0x710
[11276.383311][T19513]      netlink_sendmsg+0x723/0xbe0
[11276.383311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11276.383311][T19513]      ___sys_sendmsg+0xee/0x170
[11276.383311][T19513]      __sys_sendmsg+0xcd/0x170
[11276.383311][T19513]      do_syscall_64+0xc6/0x1e0
[11276.383311][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11276.383311][T19513] 
[11276.385220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11276.385220][T19513]      neigh_parms_alloc+0x1e5/0x510
[11276.385220][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11276.385220][T19513]      ipv6_find_idev+0x102/0x170
[11276.385220][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11276.385220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11276.385220][T19513]      netlink_rcv_skb+0x130/0x360
[11276.385220][T19513]      netlink_unicast+0x449/0x710
[11276.385220][T19513]      netlink_sendmsg+0x723/0xbe0
[11276.385220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11276.385220][T19513]      ___sys_sendmsg+0xee/0x170
[11276.385220][T19513]      __sys_sendmsg+0xcd/0x170
[11276.385220][T19513]      do_syscall_64+0xc6/0x1e0
[11276.385220][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11276.385220][T19513] 
[11286.623169][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11286.623626][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11286.623626][T19513]      netdev_get_by_index+0x5e/0x80
[11286.623626][T19513]      fib6_nh_init+0x3d8/0x15b0
[11286.623626][T19513]      ip6_route_info_create+0xf18/0x17d0
[11286.623626][T19513]      ip6_route_add+0x1c/0x140
[11286.623626][T19513]      addrconf_prefix_route+0x2a6/0x430
[11286.623626][T19513]      inet6_addr_add+0x4f8/0xa40
[11286.623626][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11286.623626][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11286.623626][T19513]      netlink_rcv_skb+0x130/0x360
[11286.623626][T19513]      netlink_unicast+0x449/0x710
[11286.623626][T19513]      netlink_sendmsg+0x723/0xbe0
[11286.623626][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11286.623626][T19513]      ___sys_sendmsg+0xee/0x170
[11286.623626][T19513]      __sys_sendmsg+0xcd/0x170
[11286.623626][T19513]      do_syscall_64+0xc6/0x1e0
[11286.623626][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11286.623626][T19513] 
[11286.626312][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11286.626312][T19513]      netdev_get_by_index+0x5e/0x80
[11286.626312][T19513]      fib6_nh_init+0x3d8/0x15b0
[11286.626312][T19513]      ip6_route_info_create+0xf18/0x17d0
[11286.626312][T19513]      addrconf_f6i_alloc+0x315/0x560
[11286.626312][T19513]      ipv6_add_addr+0x411/0x2000
[11286.626312][T19513]      inet6_addr_add+0x30e/0xa40
[11286.626312][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11286.626312][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11286.626312][T19513]      netlink_rcv_skb+0x130/0x360
[11286.626312][T19513]      netlink_unicast+0x449/0x710
[11286.626312][T19513]      netlink_sendmsg+0x723/0xbe0
[11286.626312][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11286.626312][T19513]      ___sys_sendmsg+0xee/0x170
[11286.626312][T19513]      __sys_sendmsg+0xcd/0x170
[11286.626312][T19513]      do_syscall_64+0xc6/0x1e0
[11286.626312][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11286.626312][T19513] 
[11286.628842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11286.628842][T19513]      netdev_get_by_index+0x5e/0x80
[11286.628842][T19513]      fib6_nh_init+0x3d8/0x15b0
[11286.628842][T19513]      ip6_route_info_create+0xf18/0x17d0
[11286.628842][T19513]      ip6_route_add+0x1c/0x140
[11286.628842][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11286.628842][T19513]      addrconf_add_dev+0xe2/0x170
[11286.628842][T19513]      inet6_addr_add+0x12f/0xa40
[11286.628842][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11286.628842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11286.628842][T19513]      netlink_rcv_skb+0x130/0x360
[11286.628842][T19513]      netlink_unicast+0x449/0x710
[11286.628842][T19513]      netlink_sendmsg+0x723/0xbe0
[11286.628842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11286.628842][T19513]      ___sys_sendmsg+0xee/0x170
[11286.628842][T19513]      __sys_sendmsg+0xcd/0x170
[11286.628842][T19513]      do_syscall_64+0xc6/0x1e0
[11286.628842][T19513] 
[11286.631341][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11286.631341][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11286.631341][T19513]      ipv6_find_idev+0x102/0x170
[11286.631341][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11286.631341][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11286.631341][T19513]      netlink_rcv_skb+0x130/0x360
[11286.631341][T19513]      netlink_unicast+0x449/0x710
[11286.631341][T19513]      netlink_sendmsg+0x723/0xbe0
[11286.631341][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11286.631341][T19513]      ___sys_sendmsg+0xee/0x170
[11286.631341][T19513]      __sys_sendmsg+0xcd/0x170
[11286.631341][T19513]      do_syscall_64+0xc6/0x1e0
[11286.631341][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11286.631341][T19513] 
[11286.633260][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11286.633260][T19513]      neigh_parms_alloc+0x1e5/0x510
[11286.633260][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11286.633260][T19513]      ipv6_find_idev+0x102/0x170
[11286.633260][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11286.633260][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11286.633260][T19513]      netlink_rcv_skb+0x130/0x360
[11286.633260][T19513]      netlink_unicast+0x449/0x710
[11286.633260][T19513]      netlink_sendmsg+0x723/0xbe0
[11286.633260][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11286.633260][T19513]      ___sys_sendmsg+0xee/0x170
[11286.633260][T19513]      __sys_sendmsg+0xcd/0x170
[11286.633260][T19513]      do_syscall_64+0xc6/0x1e0
[11286.633260][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11286.633260][T19513] 
[11296.871154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11296.871655][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11296.871655][T19513]      netdev_get_by_index+0x5e/0x80
[11296.871655][T19513]      fib6_nh_init+0x3d8/0x15b0
[11296.871655][T19513]      ip6_route_info_create+0xf18/0x17d0
[11296.871655][T19513]      ip6_route_add+0x1c/0x140
[11296.871655][T19513]      addrconf_prefix_route+0x2a6/0x430
[11296.871655][T19513]      inet6_addr_add+0x4f8/0xa40
[11296.871655][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11296.871655][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11296.871655][T19513]      netlink_rcv_skb+0x130/0x360
[11296.871655][T19513]      netlink_unicast+0x449/0x710
[11296.871655][T19513]      netlink_sendmsg+0x723/0xbe0
[11296.871655][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11296.871655][T19513]      ___sys_sendmsg+0xee/0x170
[11296.871655][T19513]      __sys_sendmsg+0xcd/0x170
[11296.871655][T19513]      do_syscall_64+0xc6/0x1e0
[11296.871655][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11296.871655][T19513] 
[11296.873944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11296.873944][T19513]      netdev_get_by_index+0x5e/0x80
[11296.873944][T19513]      fib6_nh_init+0x3d8/0x15b0
[11296.873944][T19513]      ip6_route_info_create+0xf18/0x17d0
[11296.873944][T19513]      addrconf_f6i_alloc+0x315/0x560
[11296.873944][T19513]      ipv6_add_addr+0x411/0x2000
[11296.873944][T19513]      inet6_addr_add+0x30e/0xa40
[11296.873944][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11296.873944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11296.873944][T19513]      netlink_rcv_skb+0x130/0x360
[11296.873944][T19513]      netlink_unicast+0x449/0x710
[11296.873944][T19513]      netlink_sendmsg+0x723/0xbe0
[11296.873944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11296.873944][T19513]      ___sys_sendmsg+0xee/0x170
[11296.873944][T19513]      __sys_sendmsg+0xcd/0x170
[11296.873944][T19513]      do_syscall_64+0xc6/0x1e0
[11296.873944][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11296.873944][T19513] 
[11296.876219][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11296.876219][T19513]      netdev_get_by_index+0x5e/0x80
[11296.876219][T19513]      fib6_nh_init+0x3d8/0x15b0
[11296.876219][T19513]      ip6_route_info_create+0xf18/0x17d0
[11296.876219][T19513]      ip6_route_add+0x1c/0x140
[11296.876219][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11296.876219][T19513]      addrconf_add_dev+0xe2/0x170
[11296.876219][T19513]      inet6_addr_add+0x12f/0xa40
[11296.876219][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11296.876219][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11296.876219][T19513]      netlink_rcv_skb+0x130/0x360
[11296.876219][T19513]      netlink_unicast+0x449/0x710
[11296.876219][T19513]      netlink_sendmsg+0x723/0xbe0
[11296.876219][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11296.876219][T19513]      ___sys_sendmsg+0xee/0x170
[11296.876219][T19513]      __sys_sendmsg+0xcd/0x170
[11296.876219][T19513]      do_syscall_64+0xc6/0x1e0
[11296.876219][T19513] 
[11296.878407][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11296.878407][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11296.878407][T19513]      ipv6_find_idev+0x102/0x170
[11296.878407][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11296.878407][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11296.878407][T19513]      netlink_rcv_skb+0x130/0x360
[11296.878407][T19513]      netlink_unicast+0x449/0x710
[11296.878407][T19513]      netlink_sendmsg+0x723/0xbe0
[11296.878407][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11296.878407][T19513]      ___sys_sendmsg+0xee/0x170
[11296.878407][T19513]      __sys_sendmsg+0xcd/0x170
[11296.878407][T19513]      do_syscall_64+0xc6/0x1e0
[11296.878407][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11296.878407][T19513] 
[11296.880127][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11296.880127][T19513]      neigh_parms_alloc+0x1e5/0x510
[11296.880127][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11296.880127][T19513]      ipv6_find_idev+0x102/0x170
[11296.880127][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11296.880127][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11296.880127][T19513]      netlink_rcv_skb+0x130/0x360
[11296.880127][T19513]      netlink_unicast+0x449/0x710
[11296.880127][T19513]      netlink_sendmsg+0x723/0xbe0
[11296.880127][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11296.880127][T19513]      ___sys_sendmsg+0xee/0x170
[11296.880127][T19513]      __sys_sendmsg+0xcd/0x170
[11296.880127][T19513]      do_syscall_64+0xc6/0x1e0
[11296.880127][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11296.880127][T19513] 
[11307.119181][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11307.119696][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11307.119696][T19513]      netdev_get_by_index+0x5e/0x80
[11307.119696][T19513]      fib6_nh_init+0x3d8/0x15b0
[11307.119696][T19513]      ip6_route_info_create+0xf18/0x17d0
[11307.119696][T19513]      ip6_route_add+0x1c/0x140
[11307.119696][T19513]      addrconf_prefix_route+0x2a6/0x430
[11307.119696][T19513]      inet6_addr_add+0x4f8/0xa40
[11307.119696][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11307.119696][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11307.119696][T19513]      netlink_rcv_skb+0x130/0x360
[11307.119696][T19513]      netlink_unicast+0x449/0x710
[11307.119696][T19513]      netlink_sendmsg+0x723/0xbe0
[11307.119696][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11307.119696][T19513]      ___sys_sendmsg+0xee/0x170
[11307.119696][T19513]      __sys_sendmsg+0xcd/0x170
[11307.119696][T19513]      do_syscall_64+0xc6/0x1e0
[11307.119696][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11307.119696][T19513] 
[11307.121978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11307.121978][T19513]      netdev_get_by_index+0x5e/0x80
[11307.121978][T19513]      fib6_nh_init+0x3d8/0x15b0
[11307.121978][T19513]      ip6_route_info_create+0xf18/0x17d0
[11307.121978][T19513]      addrconf_f6i_alloc+0x315/0x560
[11307.121978][T19513]      ipv6_add_addr+0x411/0x2000
[11307.121978][T19513]      inet6_addr_add+0x30e/0xa40
[11307.121978][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11307.121978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11307.121978][T19513]      netlink_rcv_skb+0x130/0x360
[11307.121978][T19513]      netlink_unicast+0x449/0x710
[11307.121978][T19513]      netlink_sendmsg+0x723/0xbe0
[11307.121978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11307.121978][T19513]      ___sys_sendmsg+0xee/0x170
[11307.121978][T19513]      __sys_sendmsg+0xcd/0x170
[11307.121978][T19513]      do_syscall_64+0xc6/0x1e0
[11307.121978][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11307.121978][T19513] 
[11307.124206][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11307.124206][T19513]      netdev_get_by_index+0x5e/0x80
[11307.124206][T19513]      fib6_nh_init+0x3d8/0x15b0
[11307.124206][T19513]      ip6_route_info_create+0xf18/0x17d0
[11307.124206][T19513]      ip6_route_add+0x1c/0x140
[11307.124206][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11307.124206][T19513]      addrconf_add_dev+0xe2/0x170
[11307.124206][T19513]      inet6_addr_add+0x12f/0xa40
[11307.124206][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11307.124206][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11307.124206][T19513]      netlink_rcv_skb+0x130/0x360
[11307.124206][T19513]      netlink_unicast+0x449/0x710
[11307.124206][T19513]      netlink_sendmsg+0x723/0xbe0
[11307.124206][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11307.124206][T19513]      ___sys_sendmsg+0xee/0x170
[11307.124206][T19513]      __sys_sendmsg+0xcd/0x170
[11307.124206][T19513]      do_syscall_64+0xc6/0x1e0
[11307.124206][T19513] 
[11307.126418][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11307.126418][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11307.126418][T19513]      ipv6_find_idev+0x102/0x170
[11307.126418][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11307.126418][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11307.126418][T19513]      netlink_rcv_skb+0x130/0x360
[11307.126418][T19513]      netlink_unicast+0x449/0x710
[11307.126418][T19513]      netlink_sendmsg+0x723/0xbe0
[11307.126418][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11307.126418][T19513]      ___sys_sendmsg+0xee/0x170
[11307.126418][T19513]      __sys_sendmsg+0xcd/0x170
[11307.126418][T19513]      do_syscall_64+0xc6/0x1e0
[11307.126418][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11307.126418][T19513] 
[11307.128137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11307.128137][T19513]      neigh_parms_alloc+0x1e5/0x510
[11307.128137][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11307.128137][T19513]      ipv6_find_idev+0x102/0x170
[11307.128137][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11307.128137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11307.128137][T19513]      netlink_rcv_skb+0x130/0x360
[11307.128137][T19513]      netlink_unicast+0x449/0x710
[11307.128137][T19513]      netlink_sendmsg+0x723/0xbe0
[11307.128137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11307.128137][T19513]      ___sys_sendmsg+0xee/0x170
[11307.128137][T19513]      __sys_sendmsg+0xcd/0x170
[11307.128137][T19513]      do_syscall_64+0xc6/0x1e0
[11307.128137][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11307.128137][T19513] 
[11317.367142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11317.367649][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11317.367649][T19513]      netdev_get_by_index+0x5e/0x80
[11317.367649][T19513]      fib6_nh_init+0x3d8/0x15b0
[11317.367649][T19513]      ip6_route_info_create+0xf18/0x17d0
[11317.367649][T19513]      ip6_route_add+0x1c/0x140
[11317.367649][T19513]      addrconf_prefix_route+0x2a6/0x430
[11317.367649][T19513]      inet6_addr_add+0x4f8/0xa40
[11317.367649][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11317.367649][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11317.367649][T19513]      netlink_rcv_skb+0x130/0x360
[11317.367649][T19513]      netlink_unicast+0x449/0x710
[11317.367649][T19513]      netlink_sendmsg+0x723/0xbe0
[11317.367649][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11317.367649][T19513]      ___sys_sendmsg+0xee/0x170
[11317.367649][T19513]      __sys_sendmsg+0xcd/0x170
[11317.367649][T19513]      do_syscall_64+0xc6/0x1e0
[11317.367649][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11317.367649][T19513] 
[11317.369921][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11317.369921][T19513]      netdev_get_by_index+0x5e/0x80
[11317.369921][T19513]      fib6_nh_init+0x3d8/0x15b0
[11317.369921][T19513]      ip6_route_info_create+0xf18/0x17d0
[11317.369921][T19513]      addrconf_f6i_alloc+0x315/0x560
[11317.369921][T19513]      ipv6_add_addr+0x411/0x2000
[11317.369921][T19513]      inet6_addr_add+0x30e/0xa40
[11317.369921][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11317.369921][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11317.369921][T19513]      netlink_rcv_skb+0x130/0x360
[11317.369921][T19513]      netlink_unicast+0x449/0x710
[11317.369921][T19513]      netlink_sendmsg+0x723/0xbe0
[11317.369921][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11317.369921][T19513]      ___sys_sendmsg+0xee/0x170
[11317.369921][T19513]      __sys_sendmsg+0xcd/0x170
[11317.369921][T19513]      do_syscall_64+0xc6/0x1e0
[11317.369921][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11317.369921][T19513] 
[11317.372162][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11317.372162][T19513]      netdev_get_by_index+0x5e/0x80
[11317.372162][T19513]      fib6_nh_init+0x3d8/0x15b0
[11317.372162][T19513]      ip6_route_info_create+0xf18/0x17d0
[11317.372162][T19513]      ip6_route_add+0x1c/0x140
[11317.372162][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11317.372162][T19513]      addrconf_add_dev+0xe2/0x170
[11317.372162][T19513]      inet6_addr_add+0x12f/0xa40
[11317.372162][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11317.372162][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11317.372162][T19513]      netlink_rcv_skb+0x130/0x360
[11317.372162][T19513]      netlink_unicast+0x449/0x710
[11317.372162][T19513]      netlink_sendmsg+0x723/0xbe0
[11317.372162][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11317.372162][T19513]      ___sys_sendmsg+0xee/0x170
[11317.372162][T19513]      __sys_sendmsg+0xcd/0x170
[11317.372162][T19513]      do_syscall_64+0xc6/0x1e0
[11317.372162][T19513] 
[11317.374350][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11317.374350][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11317.374350][T19513]      ipv6_find_idev+0x102/0x170
[11317.374350][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11317.374350][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11317.374350][T19513]      netlink_rcv_skb+0x130/0x360
[11317.374350][T19513]      netlink_unicast+0x449/0x710
[11317.374350][T19513]      netlink_sendmsg+0x723/0xbe0
[11317.374350][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11317.374350][T19513]      ___sys_sendmsg+0xee/0x170
[11317.374350][T19513]      __sys_sendmsg+0xcd/0x170
[11317.374350][T19513]      do_syscall_64+0xc6/0x1e0
[11317.374350][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11317.374350][T19513] 
[11317.376089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11317.376089][T19513]      neigh_parms_alloc+0x1e5/0x510
[11317.376089][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11317.376089][T19513]      ipv6_find_idev+0x102/0x170
[11317.376089][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11317.376089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11317.376089][T19513]      netlink_rcv_skb+0x130/0x360
[11317.376089][T19513]      netlink_unicast+0x449/0x710
[11317.376089][T19513]      netlink_sendmsg+0x723/0xbe0
[11317.376089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11317.376089][T19513]      ___sys_sendmsg+0xee/0x170
[11317.376089][T19513]      __sys_sendmsg+0xcd/0x170
[11317.376089][T19513]      do_syscall_64+0xc6/0x1e0
[11317.376089][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11317.376089][T19513] 
[11327.623128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11327.623562][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11327.623562][T19513]      netdev_get_by_index+0x5e/0x80
[11327.623562][T19513]      fib6_nh_init+0x3d8/0x15b0
[11327.623562][T19513]      ip6_route_info_create+0xf18/0x17d0
[11327.623562][T19513]      ip6_route_add+0x1c/0x140
[11327.623562][T19513]      addrconf_prefix_route+0x2a6/0x430
[11327.623562][T19513]      inet6_addr_add+0x4f8/0xa40
[11327.623562][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11327.623562][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11327.623562][T19513]      netlink_rcv_skb+0x130/0x360
[11327.623562][T19513]      netlink_unicast+0x449/0x710
[11327.623562][T19513]      netlink_sendmsg+0x723/0xbe0
[11327.623562][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11327.623562][T19513]      ___sys_sendmsg+0xee/0x170
[11327.623562][T19513]      __sys_sendmsg+0xcd/0x170
[11327.623562][T19513]      do_syscall_64+0xc6/0x1e0
[11327.623562][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11327.623562][T19513] 
[11327.625957][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11327.625957][T19513]      netdev_get_by_index+0x5e/0x80
[11327.625957][T19513]      fib6_nh_init+0x3d8/0x15b0
[11327.625957][T19513]      ip6_route_info_create+0xf18/0x17d0
[11327.625957][T19513]      addrconf_f6i_alloc+0x315/0x560
[11327.625957][T19513]      ipv6_add_addr+0x411/0x2000
[11327.625957][T19513]      inet6_addr_add+0x30e/0xa40
[11327.625957][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11327.625957][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11327.625957][T19513]      netlink_rcv_skb+0x130/0x360
[11327.625957][T19513]      netlink_unicast+0x449/0x710
[11327.625957][T19513]      netlink_sendmsg+0x723/0xbe0
[11327.625957][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11327.625957][T19513]      ___sys_sendmsg+0xee/0x170
[11327.625957][T19513]      __sys_sendmsg+0xcd/0x170
[11327.625957][T19513]      do_syscall_64+0xc6/0x1e0
[11327.625957][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11327.625957][T19513] 
[11327.628247][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11327.628247][T19513]      netdev_get_by_index+0x5e/0x80
[11327.628247][T19513]      fib6_nh_init+0x3d8/0x15b0
[11327.628247][T19513]      ip6_route_info_create+0xf18/0x17d0
[11327.628247][T19513]      ip6_route_add+0x1c/0x140
[11327.628247][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11327.628247][T19513]      addrconf_add_dev+0xe2/0x170
[11327.628247][T19513]      inet6_addr_add+0x12f/0xa40
[11327.628247][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11327.628247][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11327.628247][T19513]      netlink_rcv_skb+0x130/0x360
[11327.628247][T19513]      netlink_unicast+0x449/0x710
[11327.628247][T19513]      netlink_sendmsg+0x723/0xbe0
[11327.628247][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11327.628247][T19513]      ___sys_sendmsg+0xee/0x170
[11327.628247][T19513]      __sys_sendmsg+0xcd/0x170
[11327.628247][T19513]      do_syscall_64+0xc6/0x1e0
[11327.628247][T19513] 
[11327.630493][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11327.630493][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11327.630493][T19513]      ipv6_find_idev+0x102/0x170
[11327.630493][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11327.630493][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11327.630493][T19513]      netlink_rcv_skb+0x130/0x360
[11327.630493][T19513]      netlink_unicast+0x449/0x710
[11327.630493][T19513]      netlink_sendmsg+0x723/0xbe0
[11327.630493][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11327.630493][T19513]      ___sys_sendmsg+0xee/0x170
[11327.630493][T19513]      __sys_sendmsg+0xcd/0x170
[11327.630493][T19513]      do_syscall_64+0xc6/0x1e0
[11327.630493][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11327.630493][T19513] 
[11327.632239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11327.632239][T19513]      neigh_parms_alloc+0x1e5/0x510
[11327.632239][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11327.632239][T19513]      ipv6_find_idev+0x102/0x170
[11327.632239][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11327.632239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11327.632239][T19513]      netlink_rcv_skb+0x130/0x360
[11327.632239][T19513]      netlink_unicast+0x449/0x710
[11327.632239][T19513]      netlink_sendmsg+0x723/0xbe0
[11327.632239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11327.632239][T19513]      ___sys_sendmsg+0xee/0x170
[11327.632239][T19513]      __sys_sendmsg+0xcd/0x170
[11327.632239][T19513]      do_syscall_64+0xc6/0x1e0
[11327.632239][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11327.632239][T19513] 
[11337.871198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11337.871625][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11337.871625][T19513]      netdev_get_by_index+0x5e/0x80
[11337.871625][T19513]      fib6_nh_init+0x3d8/0x15b0
[11337.871625][T19513]      ip6_route_info_create+0xf18/0x17d0
[11337.871625][T19513]      ip6_route_add+0x1c/0x140
[11337.871625][T19513]      addrconf_prefix_route+0x2a6/0x430
[11337.871625][T19513]      inet6_addr_add+0x4f8/0xa40
[11337.871625][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11337.871625][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11337.871625][T19513]      netlink_rcv_skb+0x130/0x360
[11337.871625][T19513]      netlink_unicast+0x449/0x710
[11337.871625][T19513]      netlink_sendmsg+0x723/0xbe0
[11337.871625][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11337.871625][T19513]      ___sys_sendmsg+0xee/0x170
[11337.871625][T19513]      __sys_sendmsg+0xcd/0x170
[11337.871625][T19513]      do_syscall_64+0xc6/0x1e0
[11337.871625][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11337.871625][T19513] 
[11337.873962][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11337.873962][T19513]      netdev_get_by_index+0x5e/0x80
[11337.873962][T19513]      fib6_nh_init+0x3d8/0x15b0
[11337.873962][T19513]      ip6_route_info_create+0xf18/0x17d0
[11337.873962][T19513]      addrconf_f6i_alloc+0x315/0x560
[11337.873962][T19513]      ipv6_add_addr+0x411/0x2000
[11337.873962][T19513]      inet6_addr_add+0x30e/0xa40
[11337.873962][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11337.873962][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11337.873962][T19513]      netlink_rcv_skb+0x130/0x360
[11337.873962][T19513]      netlink_unicast+0x449/0x710
[11337.873962][T19513]      netlink_sendmsg+0x723/0xbe0
[11337.873962][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11337.873962][T19513]      ___sys_sendmsg+0xee/0x170
[11337.873962][T19513]      __sys_sendmsg+0xcd/0x170
[11337.873962][T19513]      do_syscall_64+0xc6/0x1e0
[11337.873962][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11337.873962][T19513] 
[11337.876223][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11337.876223][T19513]      netdev_get_by_index+0x5e/0x80
[11337.876223][T19513]      fib6_nh_init+0x3d8/0x15b0
[11337.876223][T19513]      ip6_route_info_create+0xf18/0x17d0
[11337.876223][T19513]      ip6_route_add+0x1c/0x140
[11337.876223][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11337.876223][T19513]      addrconf_add_dev+0xe2/0x170
[11337.876223][T19513]      inet6_addr_add+0x12f/0xa40
[11337.876223][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11337.876223][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11337.876223][T19513]      netlink_rcv_skb+0x130/0x360
[11337.876223][T19513]      netlink_unicast+0x449/0x710
[11337.876223][T19513]      netlink_sendmsg+0x723/0xbe0
[11337.876223][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11337.876223][T19513]      ___sys_sendmsg+0xee/0x170
[11337.876223][T19513]      __sys_sendmsg+0xcd/0x170
[11337.876223][T19513]      do_syscall_64+0xc6/0x1e0
[11337.876223][T19513] 
[11337.878450][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11337.878450][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11337.878450][T19513]      ipv6_find_idev+0x102/0x170
[11337.878450][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11337.878450][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11337.878450][T19513]      netlink_rcv_skb+0x130/0x360
[11337.878450][T19513]      netlink_unicast+0x449/0x710
[11337.878450][T19513]      netlink_sendmsg+0x723/0xbe0
[11337.878450][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11337.878450][T19513]      ___sys_sendmsg+0xee/0x170
[11337.878450][T19513]      __sys_sendmsg+0xcd/0x170
[11337.878450][T19513]      do_syscall_64+0xc6/0x1e0
[11337.878450][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11337.878450][T19513] 
[11337.880870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11337.880870][T19513]      neigh_parms_alloc+0x1e5/0x510
[11337.880870][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11337.880870][T19513]      ipv6_find_idev+0x102/0x170
[11337.880870][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11337.880870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11337.880870][T19513]      netlink_rcv_skb+0x130/0x360
[11337.880870][T19513]      netlink_unicast+0x449/0x710
[11337.880870][T19513]      netlink_sendmsg+0x723/0xbe0
[11337.880870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11337.880870][T19513]      ___sys_sendmsg+0xee/0x170
[11337.880870][T19513]      __sys_sendmsg+0xcd/0x170
[11337.880870][T19513]      do_syscall_64+0xc6/0x1e0
[11337.880870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11337.880870][T19513] 
[11348.119230][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11348.119718][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11348.119718][T19513]      netdev_get_by_index+0x5e/0x80
[11348.119718][T19513]      fib6_nh_init+0x3d8/0x15b0
[11348.119718][T19513]      ip6_route_info_create+0xf18/0x17d0
[11348.119718][T19513]      ip6_route_add+0x1c/0x140
[11348.119718][T19513]      addrconf_prefix_route+0x2a6/0x430
[11348.119718][T19513]      inet6_addr_add+0x4f8/0xa40
[11348.119718][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11348.119718][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11348.119718][T19513]      netlink_rcv_skb+0x130/0x360
[11348.119718][T19513]      netlink_unicast+0x449/0x710
[11348.119718][T19513]      netlink_sendmsg+0x723/0xbe0
[11348.119718][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11348.119718][T19513]      ___sys_sendmsg+0xee/0x170
[11348.119718][T19513]      __sys_sendmsg+0xcd/0x170
[11348.119718][T19513]      do_syscall_64+0xc6/0x1e0
[11348.119718][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11348.119718][T19513] 
[11348.121948][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11348.121948][T19513]      netdev_get_by_index+0x5e/0x80
[11348.121948][T19513]      fib6_nh_init+0x3d8/0x15b0
[11348.121948][T19513]      ip6_route_info_create+0xf18/0x17d0
[11348.121948][T19513]      addrconf_f6i_alloc+0x315/0x560
[11348.121948][T19513]      ipv6_add_addr+0x411/0x2000
[11348.121948][T19513]      inet6_addr_add+0x30e/0xa40
[11348.121948][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11348.121948][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11348.121948][T19513]      netlink_rcv_skb+0x130/0x360
[11348.121948][T19513]      netlink_unicast+0x449/0x710
[11348.121948][T19513]      netlink_sendmsg+0x723/0xbe0
[11348.121948][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11348.121948][T19513]      ___sys_sendmsg+0xee/0x170
[11348.121948][T19513]      __sys_sendmsg+0xcd/0x170
[11348.121948][T19513]      do_syscall_64+0xc6/0x1e0
[11348.121948][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11348.121948][T19513] 
[11348.124156][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11348.124156][T19513]      netdev_get_by_index+0x5e/0x80
[11348.124156][T19513]      fib6_nh_init+0x3d8/0x15b0
[11348.124156][T19513]      ip6_route_info_create+0xf18/0x17d0
[11348.124156][T19513]      ip6_route_add+0x1c/0x140
[11348.124156][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11348.124156][T19513]      addrconf_add_dev+0xe2/0x170
[11348.124156][T19513]      inet6_addr_add+0x12f/0xa40
[11348.124156][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11348.124156][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11348.124156][T19513]      netlink_rcv_skb+0x130/0x360
[11348.124156][T19513]      netlink_unicast+0x449/0x710
[11348.124156][T19513]      netlink_sendmsg+0x723/0xbe0
[11348.124156][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11348.124156][T19513]      ___sys_sendmsg+0xee/0x170
[11348.124156][T19513]      __sys_sendmsg+0xcd/0x170
[11348.124156][T19513]      do_syscall_64+0xc6/0x1e0
[11348.124156][T19513] 
[11348.126442][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11348.126442][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11348.126442][T19513]      ipv6_find_idev+0x102/0x170
[11348.126442][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11348.126442][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11348.126442][T19513]      netlink_rcv_skb+0x130/0x360
[11348.126442][T19513]      netlink_unicast+0x449/0x710
[11348.126442][T19513]      netlink_sendmsg+0x723/0xbe0
[11348.126442][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11348.126442][T19513]      ___sys_sendmsg+0xee/0x170
[11348.126442][T19513]      __sys_sendmsg+0xcd/0x170
[11348.126442][T19513]      do_syscall_64+0xc6/0x1e0
[11348.126442][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11348.126442][T19513] 
[11348.128149][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11348.128149][T19513]      neigh_parms_alloc+0x1e5/0x510
[11348.128149][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11348.128149][T19513]      ipv6_find_idev+0x102/0x170
[11348.128149][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11348.128149][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11348.128149][T19513]      netlink_rcv_skb+0x130/0x360
[11348.128149][T19513]      netlink_unicast+0x449/0x710
[11348.128149][T19513]      netlink_sendmsg+0x723/0xbe0
[11348.128149][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11348.128149][T19513]      ___sys_sendmsg+0xee/0x170
[11348.128149][T19513]      __sys_sendmsg+0xcd/0x170
[11348.128149][T19513]      do_syscall_64+0xc6/0x1e0
[11348.128149][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11348.128149][T19513] 
[11358.367084][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11358.367496][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11358.367496][T19513]      netdev_get_by_index+0x5e/0x80
[11358.367496][T19513]      fib6_nh_init+0x3d8/0x15b0
[11358.367496][T19513]      ip6_route_info_create+0xf18/0x17d0
[11358.367496][T19513]      ip6_route_add+0x1c/0x140
[11358.367496][T19513]      addrconf_prefix_route+0x2a6/0x430
[11358.367496][T19513]      inet6_addr_add+0x4f8/0xa40
[11358.367496][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11358.367496][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11358.367496][T19513]      netlink_rcv_skb+0x130/0x360
[11358.367496][T19513]      netlink_unicast+0x449/0x710
[11358.367496][T19513]      netlink_sendmsg+0x723/0xbe0
[11358.367496][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11358.367496][T19513]      ___sys_sendmsg+0xee/0x170
[11358.367496][T19513]      __sys_sendmsg+0xcd/0x170
[11358.367496][T19513]      do_syscall_64+0xc6/0x1e0
[11358.367496][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11358.367496][T19513] 
[11358.369889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11358.369889][T19513]      netdev_get_by_index+0x5e/0x80
[11358.369889][T19513]      fib6_nh_init+0x3d8/0x15b0
[11358.369889][T19513]      ip6_route_info_create+0xf18/0x17d0
[11358.369889][T19513]      addrconf_f6i_alloc+0x315/0x560
[11358.369889][T19513]      ipv6_add_addr+0x411/0x2000
[11358.369889][T19513]      inet6_addr_add+0x30e/0xa40
[11358.369889][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11358.369889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11358.369889][T19513]      netlink_rcv_skb+0x130/0x360
[11358.369889][T19513]      netlink_unicast+0x449/0x710
[11358.369889][T19513]      netlink_sendmsg+0x723/0xbe0
[11358.369889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11358.369889][T19513]      ___sys_sendmsg+0xee/0x170
[11358.369889][T19513]      __sys_sendmsg+0xcd/0x170
[11358.369889][T19513]      do_syscall_64+0xc6/0x1e0
[11358.369889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11358.369889][T19513] 
[11358.372367][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11358.372367][T19513]      netdev_get_by_index+0x5e/0x80
[11358.372367][T19513]      fib6_nh_init+0x3d8/0x15b0
[11358.372367][T19513]      ip6_route_info_create+0xf18/0x17d0
[11358.372367][T19513]      ip6_route_add+0x1c/0x140
[11358.372367][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11358.372367][T19513]      addrconf_add_dev+0xe2/0x170
[11358.372367][T19513]      inet6_addr_add+0x12f/0xa40
[11358.372367][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11358.372367][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11358.372367][T19513]      netlink_rcv_skb+0x130/0x360
[11358.372367][T19513]      netlink_unicast+0x449/0x710
[11358.372367][T19513]      netlink_sendmsg+0x723/0xbe0
[11358.372367][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11358.372367][T19513]      ___sys_sendmsg+0xee/0x170
[11358.372367][T19513]      __sys_sendmsg+0xcd/0x170
[11358.372367][T19513]      do_syscall_64+0xc6/0x1e0
[11358.372367][T19513] 
[11358.374644][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11358.374644][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11358.374644][T19513]      ipv6_find_idev+0x102/0x170
[11358.374644][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11358.374644][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11358.374644][T19513]      netlink_rcv_skb+0x130/0x360
[11358.374644][T19513]      netlink_unicast+0x449/0x710
[11358.374644][T19513]      netlink_sendmsg+0x723/0xbe0
[11358.374644][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11358.374644][T19513]      ___sys_sendmsg+0xee/0x170
[11358.374644][T19513]      __sys_sendmsg+0xcd/0x170
[11358.374644][T19513]      do_syscall_64+0xc6/0x1e0
[11358.374644][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11358.374644][T19513] 
[11358.376485][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11358.376485][T19513]      neigh_parms_alloc+0x1e5/0x510
[11358.376485][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11358.376485][T19513]      ipv6_find_idev+0x102/0x170
[11358.376485][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11358.376485][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11358.376485][T19513]      netlink_rcv_skb+0x130/0x360
[11358.376485][T19513]      netlink_unicast+0x449/0x710
[11358.376485][T19513]      netlink_sendmsg+0x723/0xbe0
[11358.376485][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11358.376485][T19513]      ___sys_sendmsg+0xee/0x170
[11358.376485][T19513]      __sys_sendmsg+0xcd/0x170
[11358.376485][T19513]      do_syscall_64+0xc6/0x1e0
[11358.376485][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11358.376485][T19513] 
[11368.426105][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11368.426593][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11368.426593][T19513]      netdev_get_by_index+0x5e/0x80
[11368.426593][T19513]      fib6_nh_init+0x3d8/0x15b0
[11368.426593][T19513]      ip6_route_info_create+0xf18/0x17d0
[11368.426593][T19513]      ip6_route_add+0x1c/0x140
[11368.426593][T19513]      addrconf_prefix_route+0x2a6/0x430
[11368.426593][T19513]      inet6_addr_add+0x4f8/0xa40
[11368.426593][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11368.426593][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11368.426593][T19513]      netlink_rcv_skb+0x130/0x360
[11368.426593][T19513]      netlink_unicast+0x449/0x710
[11368.426593][T19513]      netlink_sendmsg+0x723/0xbe0
[11368.426593][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11368.426593][T19513]      ___sys_sendmsg+0xee/0x170
[11368.426593][T19513]      __sys_sendmsg+0xcd/0x170
[11368.426593][T19513]      do_syscall_64+0xc6/0x1e0
[11368.426593][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11368.426593][T19513] 
[11368.428868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11368.428868][T19513]      netdev_get_by_index+0x5e/0x80
[11368.428868][T19513]      fib6_nh_init+0x3d8/0x15b0
[11368.428868][T19513]      ip6_route_info_create+0xf18/0x17d0
[11368.428868][T19513]      addrconf_f6i_alloc+0x315/0x560
[11368.428868][T19513]      ipv6_add_addr+0x411/0x2000
[11368.428868][T19513]      inet6_addr_add+0x30e/0xa40
[11368.428868][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11368.428868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11368.428868][T19513]      netlink_rcv_skb+0x130/0x360
[11368.428868][T19513]      netlink_unicast+0x449/0x710
[11368.428868][T19513]      netlink_sendmsg+0x723/0xbe0
[11368.428868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11368.428868][T19513]      ___sys_sendmsg+0xee/0x170
[11368.428868][T19513]      __sys_sendmsg+0xcd/0x170
[11368.428868][T19513]      do_syscall_64+0xc6/0x1e0
[11368.428868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11368.428868][T19513] 
[11368.431099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11368.431099][T19513]      netdev_get_by_index+0x5e/0x80
[11368.431099][T19513]      fib6_nh_init+0x3d8/0x15b0
[11368.431099][T19513]      ip6_route_info_create+0xf18/0x17d0
[11368.431099][T19513]      ip6_route_add+0x1c/0x140
[11368.431099][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11368.431099][T19513]      addrconf_add_dev+0xe2/0x170
[11368.431099][T19513]      inet6_addr_add+0x12f/0xa40
[11368.431099][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11368.431099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11368.431099][T19513]      netlink_rcv_skb+0x130/0x360
[11368.431099][T19513]      netlink_unicast+0x449/0x710
[11368.431099][T19513]      netlink_sendmsg+0x723/0xbe0
[11368.431099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11368.431099][T19513]      ___sys_sendmsg+0xee/0x170
[11368.431099][T19513]      __sys_sendmsg+0xcd/0x170
[11368.431099][T19513]      do_syscall_64+0xc6/0x1e0
[11368.431099][T19513] 
[11368.433304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11368.433304][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11368.433304][T19513]      ipv6_find_idev+0x102/0x170
[11368.433304][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11368.433304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11368.433304][T19513]      netlink_rcv_skb+0x130/0x360
[11368.433304][T19513]      netlink_unicast+0x449/0x710
[11368.433304][T19513]      netlink_sendmsg+0x723/0xbe0
[11368.433304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11368.433304][T19513]      ___sys_sendmsg+0xee/0x170
[11368.433304][T19513]      __sys_sendmsg+0xcd/0x170
[11368.433304][T19513]      do_syscall_64+0xc6/0x1e0
[11368.433304][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11368.433304][T19513] 
[11368.435031][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11368.435031][T19513]      neigh_parms_alloc+0x1e5/0x510
[11368.435031][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11368.435031][T19513]      ipv6_find_idev+0x102/0x170
[11368.435031][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11368.435031][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11368.435031][T19513]      netlink_rcv_skb+0x130/0x360
[11368.435031][T19513]      netlink_unicast+0x449/0x710
[11368.435031][T19513]      netlink_sendmsg+0x723/0xbe0
[11368.435031][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11368.435031][T19513]      ___sys_sendmsg+0xee/0x170
[11368.435031][T19513]      __sys_sendmsg+0xcd/0x170
[11368.435031][T19513]      do_syscall_64+0xc6/0x1e0
[11368.435031][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11368.435031][T19513] 
[11378.471159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11378.471801][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11378.471801][T19513]      netdev_get_by_index+0x5e/0x80
[11378.471801][T19513]      fib6_nh_init+0x3d8/0x15b0
[11378.471801][T19513]      ip6_route_info_create+0xf18/0x17d0
[11378.471801][T19513]      ip6_route_add+0x1c/0x140
[11378.471801][T19513]      addrconf_prefix_route+0x2a6/0x430
[11378.471801][T19513]      inet6_addr_add+0x4f8/0xa40
[11378.471801][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11378.471801][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11378.471801][T19513]      netlink_rcv_skb+0x130/0x360
[11378.471801][T19513]      netlink_unicast+0x449/0x710
[11378.471801][T19513]      netlink_sendmsg+0x723/0xbe0
[11378.471801][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11378.471801][T19513]      ___sys_sendmsg+0xee/0x170
[11378.471801][T19513]      __sys_sendmsg+0xcd/0x170
[11378.471801][T19513]      do_syscall_64+0xc6/0x1e0
[11378.471801][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11378.471801][T19513] 
[11378.474989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11378.474989][T19513]      netdev_get_by_index+0x5e/0x80
[11378.474989][T19513]      fib6_nh_init+0x3d8/0x15b0
[11378.474989][T19513]      ip6_route_info_create+0xf18/0x17d0
[11378.474989][T19513]      addrconf_f6i_alloc+0x315/0x560
[11378.474989][T19513]      ipv6_add_addr+0x411/0x2000
[11378.474989][T19513]      inet6_addr_add+0x30e/0xa40
[11378.474989][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11378.474989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11378.474989][T19513]      netlink_rcv_skb+0x130/0x360
[11378.474989][T19513]      netlink_unicast+0x449/0x710
[11378.474989][T19513]      netlink_sendmsg+0x723/0xbe0
[11378.474989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11378.474989][T19513]      ___sys_sendmsg+0xee/0x170
[11378.474989][T19513]      __sys_sendmsg+0xcd/0x170
[11378.474989][T19513]      do_syscall_64+0xc6/0x1e0
[11378.474989][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11378.474989][T19513] 
[11378.478255][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11378.478255][T19513]      netdev_get_by_index+0x5e/0x80
[11378.478255][T19513]      fib6_nh_init+0x3d8/0x15b0
[11378.478255][T19513]      ip6_route_info_create+0xf18/0x17d0
[11378.478255][T19513]      ip6_route_add+0x1c/0x140
[11378.478255][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11378.478255][T19513]      addrconf_add_dev+0xe2/0x170
[11378.478255][T19513]      inet6_addr_add+0x12f/0xa40
[11378.478255][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11378.478255][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11378.478255][T19513]      netlink_rcv_skb+0x130/0x360
[11378.478255][T19513]      netlink_unicast+0x449/0x710
[11378.478255][T19513]      netlink_sendmsg+0x723/0xbe0
[11378.478255][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11378.478255][T19513]      ___sys_sendmsg+0xee/0x170
[11378.478255][T19513]      __sys_sendmsg+0xcd/0x170
[11378.478255][T19513]      do_syscall_64+0xc6/0x1e0
[11378.478255][T19513] 
[11378.481839][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11378.481839][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11378.481839][T19513]      ipv6_find_idev+0x102/0x170
[11378.481839][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11378.481839][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11378.481839][T19513]      netlink_rcv_skb+0x130/0x360
[11378.481839][T19513]      netlink_unicast+0x449/0x710
[11378.481839][T19513]      netlink_sendmsg+0x723/0xbe0
[11378.481839][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11378.481839][T19513]      ___sys_sendmsg+0xee/0x170
[11378.481839][T19513]      __sys_sendmsg+0xcd/0x170
[11378.481839][T19513]      do_syscall_64+0xc6/0x1e0
[11378.481839][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11378.481839][T19513] 
[11378.484060][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11378.484060][T19513]      neigh_parms_alloc+0x1e5/0x510
[11378.484060][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11378.484060][T19513]      ipv6_find_idev+0x102/0x170
[11378.484060][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11378.484060][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11378.484060][T19513]      netlink_rcv_skb+0x130/0x360
[11378.484060][T19513]      netlink_unicast+0x449/0x710
[11378.484060][T19513]      netlink_sendmsg+0x723/0xbe0
[11378.484060][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11378.484060][T19513]      ___sys_sendmsg+0xee/0x170
[11378.484060][T19513]      __sys_sendmsg+0xcd/0x170
[11378.484060][T19513]      do_syscall_64+0xc6/0x1e0
[11378.484060][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11378.484060][T19513] 
[11388.783143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11388.783558][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11388.783558][T19513]      netdev_get_by_index+0x5e/0x80
[11388.783558][T19513]      fib6_nh_init+0x3d8/0x15b0
[11388.783558][T19513]      ip6_route_info_create+0xf18/0x17d0
[11388.783558][T19513]      ip6_route_add+0x1c/0x140
[11388.783558][T19513]      addrconf_prefix_route+0x2a6/0x430
[11388.783558][T19513]      inet6_addr_add+0x4f8/0xa40
[11388.783558][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11388.783558][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11388.783558][T19513]      netlink_rcv_skb+0x130/0x360
[11388.783558][T19513]      netlink_unicast+0x449/0x710
[11388.783558][T19513]      netlink_sendmsg+0x723/0xbe0
[11388.783558][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11388.783558][T19513]      ___sys_sendmsg+0xee/0x170
[11388.783558][T19513]      __sys_sendmsg+0xcd/0x170
[11388.783558][T19513]      do_syscall_64+0xc6/0x1e0
[11388.783558][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11388.783558][T19513] 
[11388.785804][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11388.785804][T19513]      netdev_get_by_index+0x5e/0x80
[11388.785804][T19513]      fib6_nh_init+0x3d8/0x15b0
[11388.785804][T19513]      ip6_route_info_create+0xf18/0x17d0
[11388.785804][T19513]      addrconf_f6i_alloc+0x315/0x560
[11388.785804][T19513]      ipv6_add_addr+0x411/0x2000
[11388.785804][T19513]      inet6_addr_add+0x30e/0xa40
[11388.785804][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11388.785804][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11388.785804][T19513]      netlink_rcv_skb+0x130/0x360
[11388.785804][T19513]      netlink_unicast+0x449/0x710
[11388.785804][T19513]      netlink_sendmsg+0x723/0xbe0
[11388.785804][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11388.785804][T19513]      ___sys_sendmsg+0xee/0x170
[11388.785804][T19513]      __sys_sendmsg+0xcd/0x170
[11388.785804][T19513]      do_syscall_64+0xc6/0x1e0
[11388.785804][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11388.785804][T19513] 
[11388.788019][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11388.788019][T19513]      netdev_get_by_index+0x5e/0x80
[11388.788019][T19513]      fib6_nh_init+0x3d8/0x15b0
[11388.788019][T19513]      ip6_route_info_create+0xf18/0x17d0
[11388.788019][T19513]      ip6_route_add+0x1c/0x140
[11388.788019][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11388.788019][T19513]      addrconf_add_dev+0xe2/0x170
[11388.788019][T19513]      inet6_addr_add+0x12f/0xa40
[11388.788019][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11388.788019][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11388.788019][T19513]      netlink_rcv_skb+0x130/0x360
[11388.788019][T19513]      netlink_unicast+0x449/0x710
[11388.788019][T19513]      netlink_sendmsg+0x723/0xbe0
[11388.788019][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11388.788019][T19513]      ___sys_sendmsg+0xee/0x170
[11388.788019][T19513]      __sys_sendmsg+0xcd/0x170
[11388.788019][T19513]      do_syscall_64+0xc6/0x1e0
[11388.788019][T19513] 
[11388.790178][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11388.790178][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11388.790178][T19513]      ipv6_find_idev+0x102/0x170
[11388.790178][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11388.790178][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11388.790178][T19513]      netlink_rcv_skb+0x130/0x360
[11388.790178][T19513]      netlink_unicast+0x449/0x710
[11388.790178][T19513]      netlink_sendmsg+0x723/0xbe0
[11388.790178][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11388.790178][T19513]      ___sys_sendmsg+0xee/0x170
[11388.790178][T19513]      __sys_sendmsg+0xcd/0x170
[11388.790178][T19513]      do_syscall_64+0xc6/0x1e0
[11388.790178][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11388.790178][T19513] 
[11388.791869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11388.791869][T19513]      neigh_parms_alloc+0x1e5/0x510
[11388.791869][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11388.791869][T19513]      ipv6_find_idev+0x102/0x170
[11388.791869][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11388.791869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11388.791869][T19513]      netlink_rcv_skb+0x130/0x360
[11388.791869][T19513]      netlink_unicast+0x449/0x710
[11388.791869][T19513]      netlink_sendmsg+0x723/0xbe0
[11388.791869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11388.791869][T19513]      ___sys_sendmsg+0xee/0x170
[11388.791869][T19513]      __sys_sendmsg+0xcd/0x170
[11388.791869][T19513]      do_syscall_64+0xc6/0x1e0
[11388.791869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11388.791869][T19513] 
[11399.039150][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11399.039640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11399.039640][T19513]      netdev_get_by_index+0x5e/0x80
[11399.039640][T19513]      fib6_nh_init+0x3d8/0x15b0
[11399.039640][T19513]      ip6_route_info_create+0xf18/0x17d0
[11399.039640][T19513]      ip6_route_add+0x1c/0x140
[11399.039640][T19513]      addrconf_prefix_route+0x2a6/0x430
[11399.039640][T19513]      inet6_addr_add+0x4f8/0xa40
[11399.039640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11399.039640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11399.039640][T19513]      netlink_rcv_skb+0x130/0x360
[11399.039640][T19513]      netlink_unicast+0x449/0x710
[11399.039640][T19513]      netlink_sendmsg+0x723/0xbe0
[11399.039640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11399.039640][T19513]      ___sys_sendmsg+0xee/0x170
[11399.039640][T19513]      __sys_sendmsg+0xcd/0x170
[11399.039640][T19513]      do_syscall_64+0xc6/0x1e0
[11399.039640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11399.039640][T19513] 
[11399.041876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11399.041876][T19513]      netdev_get_by_index+0x5e/0x80
[11399.041876][T19513]      fib6_nh_init+0x3d8/0x15b0
[11399.041876][T19513]      ip6_route_info_create+0xf18/0x17d0
[11399.041876][T19513]      addrconf_f6i_alloc+0x315/0x560
[11399.041876][T19513]      ipv6_add_addr+0x411/0x2000
[11399.041876][T19513]      inet6_addr_add+0x30e/0xa40
[11399.041876][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11399.041876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11399.041876][T19513]      netlink_rcv_skb+0x130/0x360
[11399.041876][T19513]      netlink_unicast+0x449/0x710
[11399.041876][T19513]      netlink_sendmsg+0x723/0xbe0
[11399.041876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11399.041876][T19513]      ___sys_sendmsg+0xee/0x170
[11399.041876][T19513]      __sys_sendmsg+0xcd/0x170
[11399.041876][T19513]      do_syscall_64+0xc6/0x1e0
[11399.041876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11399.041876][T19513] 
[11399.044085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11399.044085][T19513]      netdev_get_by_index+0x5e/0x80
[11399.044085][T19513]      fib6_nh_init+0x3d8/0x15b0
[11399.044085][T19513]      ip6_route_info_create+0xf18/0x17d0
[11399.044085][T19513]      ip6_route_add+0x1c/0x140
[11399.044085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11399.044085][T19513]      addrconf_add_dev+0xe2/0x170
[11399.044085][T19513]      inet6_addr_add+0x12f/0xa40
[11399.044085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11399.044085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11399.044085][T19513]      netlink_rcv_skb+0x130/0x360
[11399.044085][T19513]      netlink_unicast+0x449/0x710
[11399.044085][T19513]      netlink_sendmsg+0x723/0xbe0
[11399.044085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11399.044085][T19513]      ___sys_sendmsg+0xee/0x170
[11399.044085][T19513]      __sys_sendmsg+0xcd/0x170
[11399.044085][T19513]      do_syscall_64+0xc6/0x1e0
[11399.044085][T19513] 
[11399.046262][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11399.046262][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11399.046262][T19513]      ipv6_find_idev+0x102/0x170
[11399.046262][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11399.046262][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11399.046262][T19513]      netlink_rcv_skb+0x130/0x360
[11399.046262][T19513]      netlink_unicast+0x449/0x710
[11399.046262][T19513]      netlink_sendmsg+0x723/0xbe0
[11399.046262][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11399.046262][T19513]      ___sys_sendmsg+0xee/0x170
[11399.046262][T19513]      __sys_sendmsg+0xcd/0x170
[11399.046262][T19513]      do_syscall_64+0xc6/0x1e0
[11399.046262][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11399.046262][T19513] 
[11399.047959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11399.047959][T19513]      neigh_parms_alloc+0x1e5/0x510
[11399.047959][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11399.047959][T19513]      ipv6_find_idev+0x102/0x170
[11399.047959][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11399.047959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11399.047959][T19513]      netlink_rcv_skb+0x130/0x360
[11399.047959][T19513]      netlink_unicast+0x449/0x710
[11399.047959][T19513]      netlink_sendmsg+0x723/0xbe0
[11399.047959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11399.047959][T19513]      ___sys_sendmsg+0xee/0x170
[11399.047959][T19513]      __sys_sendmsg+0xcd/0x170
[11399.047959][T19513]      do_syscall_64+0xc6/0x1e0
[11399.047959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11399.047959][T19513] 
[11409.239151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11409.239807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11409.239807][T19513]      netdev_get_by_index+0x5e/0x80
[11409.239807][T19513]      fib6_nh_init+0x3d8/0x15b0
[11409.239807][T19513]      ip6_route_info_create+0xf18/0x17d0
[11409.239807][T19513]      ip6_route_add+0x1c/0x140
[11409.239807][T19513]      addrconf_prefix_route+0x2a6/0x430
[11409.239807][T19513]      inet6_addr_add+0x4f8/0xa40
[11409.239807][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11409.239807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11409.239807][T19513]      netlink_rcv_skb+0x130/0x360
[11409.239807][T19513]      netlink_unicast+0x449/0x710
[11409.239807][T19513]      netlink_sendmsg+0x723/0xbe0
[11409.239807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11409.239807][T19513]      ___sys_sendmsg+0xee/0x170
[11409.239807][T19513]      __sys_sendmsg+0xcd/0x170
[11409.239807][T19513]      do_syscall_64+0xc6/0x1e0
[11409.239807][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11409.239807][T19513] 
[11409.243344][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11409.243344][T19513]      netdev_get_by_index+0x5e/0x80
[11409.243344][T19513]      fib6_nh_init+0x3d8/0x15b0
[11409.243344][T19513]      ip6_route_info_create+0xf18/0x17d0
[11409.243344][T19513]      addrconf_f6i_alloc+0x315/0x560
[11409.243344][T19513]      ipv6_add_addr+0x411/0x2000
[11409.243344][T19513]      inet6_addr_add+0x30e/0xa40
[11409.243344][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11409.243344][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11409.243344][T19513]      netlink_rcv_skb+0x130/0x360
[11409.243344][T19513]      netlink_unicast+0x449/0x710
[11409.243344][T19513]      netlink_sendmsg+0x723/0xbe0
[11409.243344][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11409.243344][T19513]      ___sys_sendmsg+0xee/0x170
[11409.243344][T19513]      __sys_sendmsg+0xcd/0x170
[11409.243344][T19513]      do_syscall_64+0xc6/0x1e0
[11409.243344][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11409.243344][T19513] 
[11409.246749][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11409.246749][T19513]      netdev_get_by_index+0x5e/0x80
[11409.246749][T19513]      fib6_nh_init+0x3d8/0x15b0
[11409.246749][T19513]      ip6_route_info_create+0xf18/0x17d0
[11409.246749][T19513]      ip6_route_add+0x1c/0x140
[11409.246749][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11409.246749][T19513]      addrconf_add_dev+0xe2/0x170
[11409.246749][T19513]      inet6_addr_add+0x12f/0xa40
[11409.246749][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11409.246749][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11409.246749][T19513]      netlink_rcv_skb+0x130/0x360
[11409.246749][T19513]      netlink_unicast+0x449/0x710
[11409.246749][T19513]      netlink_sendmsg+0x723/0xbe0
[11409.246749][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11409.246749][T19513]      ___sys_sendmsg+0xee/0x170
[11409.246749][T19513]      __sys_sendmsg+0xcd/0x170
[11409.246749][T19513]      do_syscall_64+0xc6/0x1e0
[11409.246749][T19513] 
[11409.250160][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11409.250160][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11409.250160][T19513]      ipv6_find_idev+0x102/0x170
[11409.250160][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11409.250160][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11409.250160][T19513]      netlink_rcv_skb+0x130/0x360
[11409.250160][T19513]      netlink_unicast+0x449/0x710
[11409.250160][T19513]      netlink_sendmsg+0x723/0xbe0
[11409.250160][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11409.250160][T19513]      ___sys_sendmsg+0xee/0x170
[11409.250160][T19513]      __sys_sendmsg+0xcd/0x170
[11409.250160][T19513]      do_syscall_64+0xc6/0x1e0
[11409.250160][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11409.250160][T19513] 
[11409.252905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11409.252905][T19513]      neigh_parms_alloc+0x1e5/0x510
[11409.252905][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11409.252905][T19513]      ipv6_find_idev+0x102/0x170
[11409.252905][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11409.252905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11409.252905][T19513]      netlink_rcv_skb+0x130/0x360
[11409.252905][T19513]      netlink_unicast+0x449/0x710
[11409.252905][T19513]      netlink_sendmsg+0x723/0xbe0
[11409.252905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11409.252905][T19513]      ___sys_sendmsg+0xee/0x170
[11409.252905][T19513]      __sys_sendmsg+0xcd/0x170
[11409.252905][T19513]      do_syscall_64+0xc6/0x1e0
[11409.252905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11409.252905][T19513] 
[11419.367063][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11419.367524][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11419.367524][T19513]      netdev_get_by_index+0x5e/0x80
[11419.367524][T19513]      fib6_nh_init+0x3d8/0x15b0
[11419.367524][T19513]      ip6_route_info_create+0xf18/0x17d0
[11419.367524][T19513]      ip6_route_add+0x1c/0x140
[11419.367524][T19513]      addrconf_prefix_route+0x2a6/0x430
[11419.367524][T19513]      inet6_addr_add+0x4f8/0xa40
[11419.367524][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11419.367524][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11419.367524][T19513]      netlink_rcv_skb+0x130/0x360
[11419.367524][T19513]      netlink_unicast+0x449/0x710
[11419.367524][T19513]      netlink_sendmsg+0x723/0xbe0
[11419.367524][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11419.367524][T19513]      ___sys_sendmsg+0xee/0x170
[11419.367524][T19513]      __sys_sendmsg+0xcd/0x170
[11419.367524][T19513]      do_syscall_64+0xc6/0x1e0
[11419.367524][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11419.367524][T19513] 
[11419.369755][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11419.369755][T19513]      netdev_get_by_index+0x5e/0x80
[11419.369755][T19513]      fib6_nh_init+0x3d8/0x15b0
[11419.369755][T19513]      ip6_route_info_create+0xf18/0x17d0
[11419.369755][T19513]      addrconf_f6i_alloc+0x315/0x560
[11419.369755][T19513]      ipv6_add_addr+0x411/0x2000
[11419.369755][T19513]      inet6_addr_add+0x30e/0xa40
[11419.369755][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11419.369755][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11419.369755][T19513]      netlink_rcv_skb+0x130/0x360
[11419.369755][T19513]      netlink_unicast+0x449/0x710
[11419.369755][T19513]      netlink_sendmsg+0x723/0xbe0
[11419.369755][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11419.369755][T19513]      ___sys_sendmsg+0xee/0x170
[11419.369755][T19513]      __sys_sendmsg+0xcd/0x170
[11419.369755][T19513]      do_syscall_64+0xc6/0x1e0
[11419.369755][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11419.369755][T19513] 
[11419.371958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11419.371958][T19513]      netdev_get_by_index+0x5e/0x80
[11419.371958][T19513]      fib6_nh_init+0x3d8/0x15b0
[11419.371958][T19513]      ip6_route_info_create+0xf18/0x17d0
[11419.371958][T19513]      ip6_route_add+0x1c/0x140
[11419.371958][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11419.371958][T19513]      addrconf_add_dev+0xe2/0x170
[11419.371958][T19513]      inet6_addr_add+0x12f/0xa40
[11419.371958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11419.371958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11419.371958][T19513]      netlink_rcv_skb+0x130/0x360
[11419.371958][T19513]      netlink_unicast+0x449/0x710
[11419.371958][T19513]      netlink_sendmsg+0x723/0xbe0
[11419.371958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11419.371958][T19513]      ___sys_sendmsg+0xee/0x170
[11419.371958][T19513]      __sys_sendmsg+0xcd/0x170
[11419.371958][T19513]      do_syscall_64+0xc6/0x1e0
[11419.371958][T19513] 
[11419.374128][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11419.374128][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11419.374128][T19513]      ipv6_find_idev+0x102/0x170
[11419.374128][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11419.374128][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11419.374128][T19513]      netlink_rcv_skb+0x130/0x360
[11419.374128][T19513]      netlink_unicast+0x449/0x710
[11419.374128][T19513]      netlink_sendmsg+0x723/0xbe0
[11419.374128][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11419.374128][T19513]      ___sys_sendmsg+0xee/0x170
[11419.374128][T19513]      __sys_sendmsg+0xcd/0x170
[11419.374128][T19513]      do_syscall_64+0xc6/0x1e0
[11419.374128][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11419.374128][T19513] 
[11419.375844][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11419.375844][T19513]      neigh_parms_alloc+0x1e5/0x510
[11419.375844][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11419.375844][T19513]      ipv6_find_idev+0x102/0x170
[11419.375844][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11419.375844][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11419.375844][T19513]      netlink_rcv_skb+0x130/0x360
[11419.375844][T19513]      netlink_unicast+0x449/0x710
[11419.375844][T19513]      netlink_sendmsg+0x723/0xbe0
[11419.375844][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11419.375844][T19513]      ___sys_sendmsg+0xee/0x170
[11419.375844][T19513]      __sys_sendmsg+0xcd/0x170
[11419.375844][T19513]      do_syscall_64+0xc6/0x1e0
[11419.375844][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11419.375844][T19513] 
[11429.623120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11429.623627][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11429.623627][T19513]      netdev_get_by_index+0x5e/0x80
[11429.623627][T19513]      fib6_nh_init+0x3d8/0x15b0
[11429.623627][T19513]      ip6_route_info_create+0xf18/0x17d0
[11429.623627][T19513]      ip6_route_add+0x1c/0x140
[11429.623627][T19513]      addrconf_prefix_route+0x2a6/0x430
[11429.623627][T19513]      inet6_addr_add+0x4f8/0xa40
[11429.623627][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11429.623627][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11429.623627][T19513]      netlink_rcv_skb+0x130/0x360
[11429.623627][T19513]      netlink_unicast+0x449/0x710
[11429.623627][T19513]      netlink_sendmsg+0x723/0xbe0
[11429.623627][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11429.623627][T19513]      ___sys_sendmsg+0xee/0x170
[11429.623627][T19513]      __sys_sendmsg+0xcd/0x170
[11429.623627][T19513]      do_syscall_64+0xc6/0x1e0
[11429.623627][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11429.623627][T19513] 
[11429.625943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11429.625943][T19513]      netdev_get_by_index+0x5e/0x80
[11429.625943][T19513]      fib6_nh_init+0x3d8/0x15b0
[11429.625943][T19513]      ip6_route_info_create+0xf18/0x17d0
[11429.625943][T19513]      addrconf_f6i_alloc+0x315/0x560
[11429.625943][T19513]      ipv6_add_addr+0x411/0x2000
[11429.625943][T19513]      inet6_addr_add+0x30e/0xa40
[11429.625943][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11429.625943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11429.625943][T19513]      netlink_rcv_skb+0x130/0x360
[11429.625943][T19513]      netlink_unicast+0x449/0x710
[11429.625943][T19513]      netlink_sendmsg+0x723/0xbe0
[11429.625943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11429.625943][T19513]      ___sys_sendmsg+0xee/0x170
[11429.625943][T19513]      __sys_sendmsg+0xcd/0x170
[11429.625943][T19513]      do_syscall_64+0xc6/0x1e0
[11429.625943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11429.625943][T19513] 
[11429.628233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11429.628233][T19513]      netdev_get_by_index+0x5e/0x80
[11429.628233][T19513]      fib6_nh_init+0x3d8/0x15b0
[11429.628233][T19513]      ip6_route_info_create+0xf18/0x17d0
[11429.628233][T19513]      ip6_route_add+0x1c/0x140
[11429.628233][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11429.628233][T19513]      addrconf_add_dev+0xe2/0x170
[11429.628233][T19513]      inet6_addr_add+0x12f/0xa40
[11429.628233][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11429.628233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11429.628233][T19513]      netlink_rcv_skb+0x130/0x360
[11429.628233][T19513]      netlink_unicast+0x449/0x710
[11429.628233][T19513]      netlink_sendmsg+0x723/0xbe0
[11429.628233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11429.628233][T19513]      ___sys_sendmsg+0xee/0x170
[11429.628233][T19513]      __sys_sendmsg+0xcd/0x170
[11429.628233][T19513]      do_syscall_64+0xc6/0x1e0
[11429.628233][T19513] 
[11429.630493][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11429.630493][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11429.630493][T19513]      ipv6_find_idev+0x102/0x170
[11429.630493][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11429.630493][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11429.630493][T19513]      netlink_rcv_skb+0x130/0x360
[11429.630493][T19513]      netlink_unicast+0x449/0x710
[11429.630493][T19513]      netlink_sendmsg+0x723/0xbe0
[11429.630493][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11429.630493][T19513]      ___sys_sendmsg+0xee/0x170
[11429.630493][T19513]      __sys_sendmsg+0xcd/0x170
[11429.630493][T19513]      do_syscall_64+0xc6/0x1e0
[11429.630493][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11429.630493][T19513] 
[11429.632267][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11429.632267][T19513]      neigh_parms_alloc+0x1e5/0x510
[11429.632267][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11429.632267][T19513]      ipv6_find_idev+0x102/0x170
[11429.632267][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11429.632267][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11429.632267][T19513]      netlink_rcv_skb+0x130/0x360
[11429.632267][T19513]      netlink_unicast+0x449/0x710
[11429.632267][T19513]      netlink_sendmsg+0x723/0xbe0
[11429.632267][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11429.632267][T19513]      ___sys_sendmsg+0xee/0x170
[11429.632267][T19513]      __sys_sendmsg+0xcd/0x170
[11429.632267][T19513]      do_syscall_64+0xc6/0x1e0
[11429.632267][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11429.632267][T19513] 
[11439.879172][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11439.879609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11439.879609][T19513]      netdev_get_by_index+0x5e/0x80
[11439.879609][T19513]      fib6_nh_init+0x3d8/0x15b0
[11439.879609][T19513]      ip6_route_info_create+0xf18/0x17d0
[11439.879609][T19513]      ip6_route_add+0x1c/0x140
[11439.879609][T19513]      addrconf_prefix_route+0x2a6/0x430
[11439.879609][T19513]      inet6_addr_add+0x4f8/0xa40
[11439.879609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11439.879609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11439.879609][T19513]      netlink_rcv_skb+0x130/0x360
[11439.879609][T19513]      netlink_unicast+0x449/0x710
[11439.879609][T19513]      netlink_sendmsg+0x723/0xbe0
[11439.879609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11439.879609][T19513]      ___sys_sendmsg+0xee/0x170
[11439.879609][T19513]      __sys_sendmsg+0xcd/0x170
[11439.879609][T19513]      do_syscall_64+0xc6/0x1e0
[11439.879609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11439.879609][T19513] 
[11439.881932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11439.881932][T19513]      netdev_get_by_index+0x5e/0x80
[11439.881932][T19513]      fib6_nh_init+0x3d8/0x15b0
[11439.881932][T19513]      ip6_route_info_create+0xf18/0x17d0
[11439.881932][T19513]      addrconf_f6i_alloc+0x315/0x560
[11439.881932][T19513]      ipv6_add_addr+0x411/0x2000
[11439.881932][T19513]      inet6_addr_add+0x30e/0xa40
[11439.881932][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11439.881932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11439.881932][T19513]      netlink_rcv_skb+0x130/0x360
[11439.881932][T19513]      netlink_unicast+0x449/0x710
[11439.881932][T19513]      netlink_sendmsg+0x723/0xbe0
[11439.881932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11439.881932][T19513]      ___sys_sendmsg+0xee/0x170
[11439.881932][T19513]      __sys_sendmsg+0xcd/0x170
[11439.881932][T19513]      do_syscall_64+0xc6/0x1e0
[11439.881932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11439.881932][T19513] 
[11439.884156][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11439.884156][T19513]      netdev_get_by_index+0x5e/0x80
[11439.884156][T19513]      fib6_nh_init+0x3d8/0x15b0
[11439.884156][T19513]      ip6_route_info_create+0xf18/0x17d0
[11439.884156][T19513]      ip6_route_add+0x1c/0x140
[11439.884156][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11439.884156][T19513]      addrconf_add_dev+0xe2/0x170
[11439.884156][T19513]      inet6_addr_add+0x12f/0xa40
[11439.884156][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11439.884156][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11439.884156][T19513]      netlink_rcv_skb+0x130/0x360
[11439.884156][T19513]      netlink_unicast+0x449/0x710
[11439.884156][T19513]      netlink_sendmsg+0x723/0xbe0
[11439.884156][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11439.884156][T19513]      ___sys_sendmsg+0xee/0x170
[11439.884156][T19513]      __sys_sendmsg+0xcd/0x170
[11439.884156][T19513]      do_syscall_64+0xc6/0x1e0
[11439.884156][T19513] 
[11439.886329][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11439.886329][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11439.886329][T19513]      ipv6_find_idev+0x102/0x170
[11439.886329][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11439.886329][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11439.886329][T19513]      netlink_rcv_skb+0x130/0x360
[11439.886329][T19513]      netlink_unicast+0x449/0x710
[11439.886329][T19513]      netlink_sendmsg+0x723/0xbe0
[11439.886329][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11439.886329][T19513]      ___sys_sendmsg+0xee/0x170
[11439.886329][T19513]      __sys_sendmsg+0xcd/0x170
[11439.886329][T19513]      do_syscall_64+0xc6/0x1e0
[11439.886329][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11439.886329][T19513] 
[11439.888025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11439.888025][T19513]      neigh_parms_alloc+0x1e5/0x510
[11439.888025][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11439.888025][T19513]      ipv6_find_idev+0x102/0x170
[11439.888025][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11439.888025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11439.888025][T19513]      netlink_rcv_skb+0x130/0x360
[11439.888025][T19513]      netlink_unicast+0x449/0x710
[11439.888025][T19513]      netlink_sendmsg+0x723/0xbe0
[11439.888025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11439.888025][T19513]      ___sys_sendmsg+0xee/0x170
[11439.888025][T19513]      __sys_sendmsg+0xcd/0x170
[11439.888025][T19513]      do_syscall_64+0xc6/0x1e0
[11439.888025][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11439.888025][T19513] 
[11450.143200][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11450.143751][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11450.143751][T19513]      netdev_get_by_index+0x5e/0x80
[11450.143751][T19513]      fib6_nh_init+0x3d8/0x15b0
[11450.143751][T19513]      ip6_route_info_create+0xf18/0x17d0
[11450.143751][T19513]      ip6_route_add+0x1c/0x140
[11450.143751][T19513]      addrconf_prefix_route+0x2a6/0x430
[11450.143751][T19513]      inet6_addr_add+0x4f8/0xa40
[11450.143751][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11450.143751][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11450.143751][T19513]      netlink_rcv_skb+0x130/0x360
[11450.143751][T19513]      netlink_unicast+0x449/0x710
[11450.143751][T19513]      netlink_sendmsg+0x723/0xbe0
[11450.143751][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11450.143751][T19513]      ___sys_sendmsg+0xee/0x170
[11450.143751][T19513]      __sys_sendmsg+0xcd/0x170
[11450.143751][T19513]      do_syscall_64+0xc6/0x1e0
[11450.143751][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11450.143751][T19513] 
[11450.147247][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11450.147247][T19513]      netdev_get_by_index+0x5e/0x80
[11450.147247][T19513]      fib6_nh_init+0x3d8/0x15b0
[11450.147247][T19513]      ip6_route_info_create+0xf18/0x17d0
[11450.147247][T19513]      addrconf_f6i_alloc+0x315/0x560
[11450.147247][T19513]      ipv6_add_addr+0x411/0x2000
[11450.147247][T19513]      inet6_addr_add+0x30e/0xa40
[11450.147247][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11450.147247][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11450.147247][T19513]      netlink_rcv_skb+0x130/0x360
[11450.147247][T19513]      netlink_unicast+0x449/0x710
[11450.147247][T19513]      netlink_sendmsg+0x723/0xbe0
[11450.147247][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11450.147247][T19513]      ___sys_sendmsg+0xee/0x170
[11450.147247][T19513]      __sys_sendmsg+0xcd/0x170
[11450.147247][T19513]      do_syscall_64+0xc6/0x1e0
[11450.147247][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11450.147247][T19513] 
[11450.150699][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11450.150699][T19513]      netdev_get_by_index+0x5e/0x80
[11450.150699][T19513]      fib6_nh_init+0x3d8/0x15b0
[11450.150699][T19513]      ip6_route_info_create+0xf18/0x17d0
[11450.150699][T19513]      ip6_route_add+0x1c/0x140
[11450.150699][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11450.150699][T19513]      addrconf_add_dev+0xe2/0x170
[11450.150699][T19513]      inet6_addr_add+0x12f/0xa40
[11450.150699][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11450.150699][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11450.150699][T19513]      netlink_rcv_skb+0x130/0x360
[11450.150699][T19513]      netlink_unicast+0x449/0x710
[11450.150699][T19513]      netlink_sendmsg+0x723/0xbe0
[11450.150699][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11450.150699][T19513]      ___sys_sendmsg+0xee/0x170
[11450.150699][T19513]      __sys_sendmsg+0xcd/0x170
[11450.150699][T19513]      do_syscall_64+0xc6/0x1e0
[11450.150699][T19513] 
[11450.154216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11450.154216][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11450.154216][T19513]      ipv6_find_idev+0x102/0x170
[11450.154216][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11450.154216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11450.154216][T19513]      netlink_rcv_skb+0x130/0x360
[11450.154216][T19513]      netlink_unicast+0x449/0x710
[11450.154216][T19513]      netlink_sendmsg+0x723/0xbe0
[11450.154216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11450.154216][T19513]      ___sys_sendmsg+0xee/0x170
[11450.154216][T19513]      __sys_sendmsg+0xcd/0x170
[11450.154216][T19513]      do_syscall_64+0xc6/0x1e0
[11450.154216][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11450.154216][T19513] 
[11450.156905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11450.156905][T19513]      neigh_parms_alloc+0x1e5/0x510
[11450.156905][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11450.156905][T19513]      ipv6_find_idev+0x102/0x170
[11450.156905][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11450.156905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11450.156905][T19513]      netlink_rcv_skb+0x130/0x360
[11450.156905][T19513]      netlink_unicast+0x449/0x710
[11450.156905][T19513]      netlink_sendmsg+0x723/0xbe0
[11450.156905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11450.156905][T19513]      ___sys_sendmsg+0xee/0x170
[11450.156905][T19513]      __sys_sendmsg+0xcd/0x170
[11450.156905][T19513]      do_syscall_64+0xc6/0x1e0
[11450.156905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11450.156905][T19513] 
[11460.407133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11460.407529][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11460.407529][T19513]      netdev_get_by_index+0x5e/0x80
[11460.407529][T19513]      fib6_nh_init+0x3d8/0x15b0
[11460.407529][T19513]      ip6_route_info_create+0xf18/0x17d0
[11460.407529][T19513]      ip6_route_add+0x1c/0x140
[11460.407529][T19513]      addrconf_prefix_route+0x2a6/0x430
[11460.407529][T19513]      inet6_addr_add+0x4f8/0xa40
[11460.407529][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11460.407529][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11460.407529][T19513]      netlink_rcv_skb+0x130/0x360
[11460.407529][T19513]      netlink_unicast+0x449/0x710
[11460.407529][T19513]      netlink_sendmsg+0x723/0xbe0
[11460.407529][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11460.407529][T19513]      ___sys_sendmsg+0xee/0x170
[11460.407529][T19513]      __sys_sendmsg+0xcd/0x170
[11460.407529][T19513]      do_syscall_64+0xc6/0x1e0
[11460.407529][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11460.407529][T19513] 
[11460.409763][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11460.409763][T19513]      netdev_get_by_index+0x5e/0x80
[11460.409763][T19513]      fib6_nh_init+0x3d8/0x15b0
[11460.409763][T19513]      ip6_route_info_create+0xf18/0x17d0
[11460.409763][T19513]      addrconf_f6i_alloc+0x315/0x560
[11460.409763][T19513]      ipv6_add_addr+0x411/0x2000
[11460.409763][T19513]      inet6_addr_add+0x30e/0xa40
[11460.409763][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11460.409763][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11460.409763][T19513]      netlink_rcv_skb+0x130/0x360
[11460.409763][T19513]      netlink_unicast+0x449/0x710
[11460.409763][T19513]      netlink_sendmsg+0x723/0xbe0
[11460.409763][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11460.409763][T19513]      ___sys_sendmsg+0xee/0x170
[11460.409763][T19513]      __sys_sendmsg+0xcd/0x170
[11460.409763][T19513]      do_syscall_64+0xc6/0x1e0
[11460.409763][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11460.409763][T19513] 
[11460.411960][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11460.411960][T19513]      netdev_get_by_index+0x5e/0x80
[11460.411960][T19513]      fib6_nh_init+0x3d8/0x15b0
[11460.411960][T19513]      ip6_route_info_create+0xf18/0x17d0
[11460.411960][T19513]      ip6_route_add+0x1c/0x140
[11460.411960][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11460.411960][T19513]      addrconf_add_dev+0xe2/0x170
[11460.411960][T19513]      inet6_addr_add+0x12f/0xa40
[11460.411960][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11460.411960][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11460.411960][T19513]      netlink_rcv_skb+0x130/0x360
[11460.411960][T19513]      netlink_unicast+0x449/0x710
[11460.411960][T19513]      netlink_sendmsg+0x723/0xbe0
[11460.411960][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11460.411960][T19513]      ___sys_sendmsg+0xee/0x170
[11460.411960][T19513]      __sys_sendmsg+0xcd/0x170
[11460.411960][T19513]      do_syscall_64+0xc6/0x1e0
[11460.411960][T19513] 
[11460.414156][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11460.414156][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11460.414156][T19513]      ipv6_find_idev+0x102/0x170
[11460.414156][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11460.414156][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11460.414156][T19513]      netlink_rcv_skb+0x130/0x360
[11460.414156][T19513]      netlink_unicast+0x449/0x710
[11460.414156][T19513]      netlink_sendmsg+0x723/0xbe0
[11460.414156][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11460.414156][T19513]      ___sys_sendmsg+0xee/0x170
[11460.414156][T19513]      __sys_sendmsg+0xcd/0x170
[11460.414156][T19513]      do_syscall_64+0xc6/0x1e0
[11460.414156][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11460.414156][T19513] 
[11460.415843][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11460.415843][T19513]      neigh_parms_alloc+0x1e5/0x510
[11460.415843][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11460.415843][T19513]      ipv6_find_idev+0x102/0x170
[11460.415843][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11460.415843][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11460.415843][T19513]      netlink_rcv_skb+0x130/0x360
[11460.415843][T19513]      netlink_unicast+0x449/0x710
[11460.415843][T19513]      netlink_sendmsg+0x723/0xbe0
[11460.415843][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11460.415843][T19513]      ___sys_sendmsg+0xee/0x170
[11460.415843][T19513]      __sys_sendmsg+0xcd/0x170
[11460.415843][T19513]      do_syscall_64+0xc6/0x1e0
[11460.415843][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11460.415843][T19513] 
[11470.663183][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11470.663601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11470.663601][T19513]      netdev_get_by_index+0x5e/0x80
[11470.663601][T19513]      fib6_nh_init+0x3d8/0x15b0
[11470.663601][T19513]      ip6_route_info_create+0xf18/0x17d0
[11470.663601][T19513]      ip6_route_add+0x1c/0x140
[11470.663601][T19513]      addrconf_prefix_route+0x2a6/0x430
[11470.663601][T19513]      inet6_addr_add+0x4f8/0xa40
[11470.663601][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11470.663601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11470.663601][T19513]      netlink_rcv_skb+0x130/0x360
[11470.663601][T19513]      netlink_unicast+0x449/0x710
[11470.663601][T19513]      netlink_sendmsg+0x723/0xbe0
[11470.663601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11470.663601][T19513]      ___sys_sendmsg+0xee/0x170
[11470.663601][T19513]      __sys_sendmsg+0xcd/0x170
[11470.663601][T19513]      do_syscall_64+0xc6/0x1e0
[11470.663601][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11470.663601][T19513] 
[11470.665910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11470.665910][T19513]      netdev_get_by_index+0x5e/0x80
[11470.665910][T19513]      fib6_nh_init+0x3d8/0x15b0
[11470.665910][T19513]      ip6_route_info_create+0xf18/0x17d0
[11470.665910][T19513]      addrconf_f6i_alloc+0x315/0x560
[11470.665910][T19513]      ipv6_add_addr+0x411/0x2000
[11470.665910][T19513]      inet6_addr_add+0x30e/0xa40
[11470.665910][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11470.665910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11470.665910][T19513]      netlink_rcv_skb+0x130/0x360
[11470.665910][T19513]      netlink_unicast+0x449/0x710
[11470.665910][T19513]      netlink_sendmsg+0x723/0xbe0
[11470.665910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11470.665910][T19513]      ___sys_sendmsg+0xee/0x170
[11470.665910][T19513]      __sys_sendmsg+0xcd/0x170
[11470.665910][T19513]      do_syscall_64+0xc6/0x1e0
[11470.665910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11470.665910][T19513] 
[11470.668131][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11470.668131][T19513]      netdev_get_by_index+0x5e/0x80
[11470.668131][T19513]      fib6_nh_init+0x3d8/0x15b0
[11470.668131][T19513]      ip6_route_info_create+0xf18/0x17d0
[11470.668131][T19513]      ip6_route_add+0x1c/0x140
[11470.668131][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11470.668131][T19513]      addrconf_add_dev+0xe2/0x170
[11470.668131][T19513]      inet6_addr_add+0x12f/0xa40
[11470.668131][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11470.668131][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11470.668131][T19513]      netlink_rcv_skb+0x130/0x360
[11470.668131][T19513]      netlink_unicast+0x449/0x710
[11470.668131][T19513]      netlink_sendmsg+0x723/0xbe0
[11470.668131][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11470.668131][T19513]      ___sys_sendmsg+0xee/0x170
[11470.668131][T19513]      __sys_sendmsg+0xcd/0x170
[11470.668131][T19513]      do_syscall_64+0xc6/0x1e0
[11470.668131][T19513] 
[11470.670314][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11470.670314][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11470.670314][T19513]      ipv6_find_idev+0x102/0x170
[11470.670314][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11470.670314][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11470.670314][T19513]      netlink_rcv_skb+0x130/0x360
[11470.670314][T19513]      netlink_unicast+0x449/0x710
[11470.670314][T19513]      netlink_sendmsg+0x723/0xbe0
[11470.670314][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11470.670314][T19513]      ___sys_sendmsg+0xee/0x170
[11470.670314][T19513]      __sys_sendmsg+0xcd/0x170
[11470.670314][T19513]      do_syscall_64+0xc6/0x1e0
[11470.670314][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11470.670314][T19513] 
[11470.672039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11470.672039][T19513]      neigh_parms_alloc+0x1e5/0x510
[11470.672039][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11470.672039][T19513]      ipv6_find_idev+0x102/0x170
[11470.672039][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11470.672039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11470.672039][T19513]      netlink_rcv_skb+0x130/0x360
[11470.672039][T19513]      netlink_unicast+0x449/0x710
[11470.672039][T19513]      netlink_sendmsg+0x723/0xbe0
[11470.672039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11470.672039][T19513]      ___sys_sendmsg+0xee/0x170
[11470.672039][T19513]      __sys_sendmsg+0xcd/0x170
[11470.672039][T19513]      do_syscall_64+0xc6/0x1e0
[11470.672039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11470.672039][T19513] 
[11480.919102][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11480.919536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11480.919536][T19513]      netdev_get_by_index+0x5e/0x80
[11480.919536][T19513]      fib6_nh_init+0x3d8/0x15b0
[11480.919536][T19513]      ip6_route_info_create+0xf18/0x17d0
[11480.919536][T19513]      ip6_route_add+0x1c/0x140
[11480.919536][T19513]      addrconf_prefix_route+0x2a6/0x430
[11480.919536][T19513]      inet6_addr_add+0x4f8/0xa40
[11480.919536][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11480.919536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11480.919536][T19513]      netlink_rcv_skb+0x130/0x360
[11480.919536][T19513]      netlink_unicast+0x449/0x710
[11480.919536][T19513]      netlink_sendmsg+0x723/0xbe0
[11480.919536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11480.919536][T19513]      ___sys_sendmsg+0xee/0x170
[11480.919536][T19513]      __sys_sendmsg+0xcd/0x170
[11480.919536][T19513]      do_syscall_64+0xc6/0x1e0
[11480.919536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11480.919536][T19513] 
[11480.921827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11480.921827][T19513]      netdev_get_by_index+0x5e/0x80
[11480.921827][T19513]      fib6_nh_init+0x3d8/0x15b0
[11480.921827][T19513]      ip6_route_info_create+0xf18/0x17d0
[11480.921827][T19513]      addrconf_f6i_alloc+0x315/0x560
[11480.921827][T19513]      ipv6_add_addr+0x411/0x2000
[11480.921827][T19513]      inet6_addr_add+0x30e/0xa40
[11480.921827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11480.921827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11480.921827][T19513]      netlink_rcv_skb+0x130/0x360
[11480.921827][T19513]      netlink_unicast+0x449/0x710
[11480.921827][T19513]      netlink_sendmsg+0x723/0xbe0
[11480.921827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11480.921827][T19513]      ___sys_sendmsg+0xee/0x170
[11480.921827][T19513]      __sys_sendmsg+0xcd/0x170
[11480.921827][T19513]      do_syscall_64+0xc6/0x1e0
[11480.921827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11480.921827][T19513] 
[11480.924206][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11480.924206][T19513]      netdev_get_by_index+0x5e/0x80
[11480.924206][T19513]      fib6_nh_init+0x3d8/0x15b0
[11480.924206][T19513]      ip6_route_info_create+0xf18/0x17d0
[11480.924206][T19513]      ip6_route_add+0x1c/0x140
[11480.924206][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11480.924206][T19513]      addrconf_add_dev+0xe2/0x170
[11480.924206][T19513]      inet6_addr_add+0x12f/0xa40
[11480.924206][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11480.924206][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11480.924206][T19513]      netlink_rcv_skb+0x130/0x360
[11480.924206][T19513]      netlink_unicast+0x449/0x710
[11480.924206][T19513]      netlink_sendmsg+0x723/0xbe0
[11480.924206][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11480.924206][T19513]      ___sys_sendmsg+0xee/0x170
[11480.924206][T19513]      __sys_sendmsg+0xcd/0x170
[11480.924206][T19513]      do_syscall_64+0xc6/0x1e0
[11480.924206][T19513] 
[11480.926485][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11480.926485][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11480.926485][T19513]      ipv6_find_idev+0x102/0x170
[11480.926485][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11480.926485][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11480.926485][T19513]      netlink_rcv_skb+0x130/0x360
[11480.926485][T19513]      netlink_unicast+0x449/0x710
[11480.926485][T19513]      netlink_sendmsg+0x723/0xbe0
[11480.926485][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11480.926485][T19513]      ___sys_sendmsg+0xee/0x170
[11480.926485][T19513]      __sys_sendmsg+0xcd/0x170
[11480.926485][T19513]      do_syscall_64+0xc6/0x1e0
[11480.926485][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11480.926485][T19513] 
[11480.928195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11480.928195][T19513]      neigh_parms_alloc+0x1e5/0x510
[11480.928195][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11480.928195][T19513]      ipv6_find_idev+0x102/0x170
[11480.928195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11480.928195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11480.928195][T19513]      netlink_rcv_skb+0x130/0x360
[11480.928195][T19513]      netlink_unicast+0x449/0x710
[11480.928195][T19513]      netlink_sendmsg+0x723/0xbe0
[11480.928195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11480.928195][T19513]      ___sys_sendmsg+0xee/0x170
[11480.928195][T19513]      __sys_sendmsg+0xcd/0x170
[11480.928195][T19513]      do_syscall_64+0xc6/0x1e0
[11480.928195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11480.928195][T19513] 
[11491.183106][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11491.183503][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11491.183503][T19513]      netdev_get_by_index+0x5e/0x80
[11491.183503][T19513]      fib6_nh_init+0x3d8/0x15b0
[11491.183503][T19513]      ip6_route_info_create+0xf18/0x17d0
[11491.183503][T19513]      ip6_route_add+0x1c/0x140
[11491.183503][T19513]      addrconf_prefix_route+0x2a6/0x430
[11491.183503][T19513]      inet6_addr_add+0x4f8/0xa40
[11491.183503][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11491.183503][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11491.183503][T19513]      netlink_rcv_skb+0x130/0x360
[11491.183503][T19513]      netlink_unicast+0x449/0x710
[11491.183503][T19513]      netlink_sendmsg+0x723/0xbe0
[11491.183503][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11491.183503][T19513]      ___sys_sendmsg+0xee/0x170
[11491.183503][T19513]      __sys_sendmsg+0xcd/0x170
[11491.183503][T19513]      do_syscall_64+0xc6/0x1e0
[11491.183503][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11491.183503][T19513] 
[11491.186070][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11491.186070][T19513]      netdev_get_by_index+0x5e/0x80
[11491.186070][T19513]      fib6_nh_init+0x3d8/0x15b0
[11491.186070][T19513]      ip6_route_info_create+0xf18/0x17d0
[11491.186070][T19513]      addrconf_f6i_alloc+0x315/0x560
[11491.186070][T19513]      ipv6_add_addr+0x411/0x2000
[11491.186070][T19513]      inet6_addr_add+0x30e/0xa40
[11491.186070][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11491.186070][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11491.186070][T19513]      netlink_rcv_skb+0x130/0x360
[11491.186070][T19513]      netlink_unicast+0x449/0x710
[11491.186070][T19513]      netlink_sendmsg+0x723/0xbe0
[11491.186070][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11491.186070][T19513]      ___sys_sendmsg+0xee/0x170
[11491.186070][T19513]      __sys_sendmsg+0xcd/0x170
[11491.186070][T19513]      do_syscall_64+0xc6/0x1e0
[11491.186070][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11491.186070][T19513] 
[11491.188563][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11491.188563][T19513]      netdev_get_by_index+0x5e/0x80
[11491.188563][T19513]      fib6_nh_init+0x3d8/0x15b0
[11491.188563][T19513]      ip6_route_info_create+0xf18/0x17d0
[11491.188563][T19513]      ip6_route_add+0x1c/0x140
[11491.188563][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11491.188563][T19513]      addrconf_add_dev+0xe2/0x170
[11491.188563][T19513]      inet6_addr_add+0x12f/0xa40
[11491.188563][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11491.188563][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11491.188563][T19513]      netlink_rcv_skb+0x130/0x360
[11491.188563][T19513]      netlink_unicast+0x449/0x710
[11491.188563][T19513]      netlink_sendmsg+0x723/0xbe0
[11491.188563][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11491.188563][T19513]      ___sys_sendmsg+0xee/0x170
[11491.188563][T19513]      __sys_sendmsg+0xcd/0x170
[11491.188563][T19513]      do_syscall_64+0xc6/0x1e0
[11491.188563][T19513] 
[11491.191127][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11491.191127][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11491.191127][T19513]      ipv6_find_idev+0x102/0x170
[11491.191127][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11491.191127][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11491.191127][T19513]      netlink_rcv_skb+0x130/0x360
[11491.191127][T19513]      netlink_unicast+0x449/0x710
[11491.191127][T19513]      netlink_sendmsg+0x723/0xbe0
[11491.191127][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11491.191127][T19513]      ___sys_sendmsg+0xee/0x170
[11491.191127][T19513]      __sys_sendmsg+0xcd/0x170
[11491.191127][T19513]      do_syscall_64+0xc6/0x1e0
[11491.191127][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11491.191127][T19513] 
[11491.193056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11491.193056][T19513]      neigh_parms_alloc+0x1e5/0x510
[11491.193056][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11491.193056][T19513]      ipv6_find_idev+0x102/0x170
[11491.193056][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11491.193056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11491.193056][T19513]      netlink_rcv_skb+0x130/0x360
[11491.193056][T19513]      netlink_unicast+0x449/0x710
[11491.193056][T19513]      netlink_sendmsg+0x723/0xbe0
[11491.193056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11491.193056][T19513]      ___sys_sendmsg+0xee/0x170
[11491.193056][T19513]      __sys_sendmsg+0xcd/0x170
[11491.193056][T19513]      do_syscall_64+0xc6/0x1e0
[11491.193056][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11491.193056][T19513] 
[11501.447118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11501.447585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11501.447585][T19513]      netdev_get_by_index+0x5e/0x80
[11501.447585][T19513]      fib6_nh_init+0x3d8/0x15b0
[11501.447585][T19513]      ip6_route_info_create+0xf18/0x17d0
[11501.447585][T19513]      ip6_route_add+0x1c/0x140
[11501.447585][T19513]      addrconf_prefix_route+0x2a6/0x430
[11501.447585][T19513]      inet6_addr_add+0x4f8/0xa40
[11501.447585][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11501.447585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11501.447585][T19513]      netlink_rcv_skb+0x130/0x360
[11501.447585][T19513]      netlink_unicast+0x449/0x710
[11501.447585][T19513]      netlink_sendmsg+0x723/0xbe0
[11501.447585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11501.447585][T19513]      ___sys_sendmsg+0xee/0x170
[11501.447585][T19513]      __sys_sendmsg+0xcd/0x170
[11501.447585][T19513]      do_syscall_64+0xc6/0x1e0
[11501.447585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11501.447585][T19513] 
[11501.449859][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11501.449859][T19513]      netdev_get_by_index+0x5e/0x80
[11501.449859][T19513]      fib6_nh_init+0x3d8/0x15b0
[11501.449859][T19513]      ip6_route_info_create+0xf18/0x17d0
[11501.449859][T19513]      addrconf_f6i_alloc+0x315/0x560
[11501.449859][T19513]      ipv6_add_addr+0x411/0x2000
[11501.449859][T19513]      inet6_addr_add+0x30e/0xa40
[11501.449859][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11501.449859][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11501.449859][T19513]      netlink_rcv_skb+0x130/0x360
[11501.449859][T19513]      netlink_unicast+0x449/0x710
[11501.449859][T19513]      netlink_sendmsg+0x723/0xbe0
[11501.449859][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11501.449859][T19513]      ___sys_sendmsg+0xee/0x170
[11501.449859][T19513]      __sys_sendmsg+0xcd/0x170
[11501.449859][T19513]      do_syscall_64+0xc6/0x1e0
[11501.449859][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11501.449859][T19513] 
[11501.452092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11501.452092][T19513]      netdev_get_by_index+0x5e/0x80
[11501.452092][T19513]      fib6_nh_init+0x3d8/0x15b0
[11501.452092][T19513]      ip6_route_info_create+0xf18/0x17d0
[11501.452092][T19513]      ip6_route_add+0x1c/0x140
[11501.452092][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11501.452092][T19513]      addrconf_add_dev+0xe2/0x170
[11501.452092][T19513]      inet6_addr_add+0x12f/0xa40
[11501.452092][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11501.452092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11501.452092][T19513]      netlink_rcv_skb+0x130/0x360
[11501.452092][T19513]      netlink_unicast+0x449/0x710
[11501.452092][T19513]      netlink_sendmsg+0x723/0xbe0
[11501.452092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11501.452092][T19513]      ___sys_sendmsg+0xee/0x170
[11501.452092][T19513]      __sys_sendmsg+0xcd/0x170
[11501.452092][T19513]      do_syscall_64+0xc6/0x1e0
[11501.452092][T19513] 
[11501.454482][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11501.454482][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11501.454482][T19513]      ipv6_find_idev+0x102/0x170
[11501.454482][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11501.454482][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11501.454482][T19513]      netlink_rcv_skb+0x130/0x360
[11501.454482][T19513]      netlink_unicast+0x449/0x710
[11501.454482][T19513]      netlink_sendmsg+0x723/0xbe0
[11501.454482][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11501.454482][T19513]      ___sys_sendmsg+0xee/0x170
[11501.454482][T19513]      __sys_sendmsg+0xcd/0x170
[11501.454482][T19513]      do_syscall_64+0xc6/0x1e0
[11501.454482][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11501.454482][T19513] 
[11501.456313][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11501.456313][T19513]      neigh_parms_alloc+0x1e5/0x510
[11501.456313][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11501.456313][T19513]      ipv6_find_idev+0x102/0x170
[11501.456313][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11501.456313][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11501.456313][T19513]      netlink_rcv_skb+0x130/0x360
[11501.456313][T19513]      netlink_unicast+0x449/0x710
[11501.456313][T19513]      netlink_sendmsg+0x723/0xbe0
[11501.456313][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11501.456313][T19513]      ___sys_sendmsg+0xee/0x170
[11501.456313][T19513]      __sys_sendmsg+0xcd/0x170
[11501.456313][T19513]      do_syscall_64+0xc6/0x1e0
[11501.456313][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11501.456313][T19513] 
[11511.495124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11511.495560][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11511.495560][T19513]      netdev_get_by_index+0x5e/0x80
[11511.495560][T19513]      fib6_nh_init+0x3d8/0x15b0
[11511.495560][T19513]      ip6_route_info_create+0xf18/0x17d0
[11511.495560][T19513]      ip6_route_add+0x1c/0x140
[11511.495560][T19513]      addrconf_prefix_route+0x2a6/0x430
[11511.495560][T19513]      inet6_addr_add+0x4f8/0xa40
[11511.495560][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11511.495560][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11511.495560][T19513]      netlink_rcv_skb+0x130/0x360
[11511.495560][T19513]      netlink_unicast+0x449/0x710
[11511.495560][T19513]      netlink_sendmsg+0x723/0xbe0
[11511.495560][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11511.495560][T19513]      ___sys_sendmsg+0xee/0x170
[11511.495560][T19513]      __sys_sendmsg+0xcd/0x170
[11511.495560][T19513]      do_syscall_64+0xc6/0x1e0
[11511.495560][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11511.495560][T19513] 
[11511.497849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11511.497849][T19513]      netdev_get_by_index+0x5e/0x80
[11511.497849][T19513]      fib6_nh_init+0x3d8/0x15b0
[11511.497849][T19513]      ip6_route_info_create+0xf18/0x17d0
[11511.497849][T19513]      addrconf_f6i_alloc+0x315/0x560
[11511.497849][T19513]      ipv6_add_addr+0x411/0x2000
[11511.497849][T19513]      inet6_addr_add+0x30e/0xa40
[11511.497849][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11511.497849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11511.497849][T19513]      netlink_rcv_skb+0x130/0x360
[11511.497849][T19513]      netlink_unicast+0x449/0x710
[11511.497849][T19513]      netlink_sendmsg+0x723/0xbe0
[11511.497849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11511.497849][T19513]      ___sys_sendmsg+0xee/0x170
[11511.497849][T19513]      __sys_sendmsg+0xcd/0x170
[11511.497849][T19513]      do_syscall_64+0xc6/0x1e0
[11511.497849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11511.497849][T19513] 
[11511.500222][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11511.500222][T19513]      netdev_get_by_index+0x5e/0x80
[11511.500222][T19513]      fib6_nh_init+0x3d8/0x15b0
[11511.500222][T19513]      ip6_route_info_create+0xf18/0x17d0
[11511.500222][T19513]      ip6_route_add+0x1c/0x140
[11511.500222][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11511.500222][T19513]      addrconf_add_dev+0xe2/0x170
[11511.500222][T19513]      inet6_addr_add+0x12f/0xa40
[11511.500222][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11511.500222][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11511.500222][T19513]      netlink_rcv_skb+0x130/0x360
[11511.500222][T19513]      netlink_unicast+0x449/0x710
[11511.500222][T19513]      netlink_sendmsg+0x723/0xbe0
[11511.500222][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11511.500222][T19513]      ___sys_sendmsg+0xee/0x170
[11511.500222][T19513]      __sys_sendmsg+0xcd/0x170
[11511.500222][T19513]      do_syscall_64+0xc6/0x1e0
[11511.500222][T19513] 
[11511.502566][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11511.502566][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11511.502566][T19513]      ipv6_find_idev+0x102/0x170
[11511.502566][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11511.502566][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11511.502566][T19513]      netlink_rcv_skb+0x130/0x360
[11511.502566][T19513]      netlink_unicast+0x449/0x710
[11511.502566][T19513]      netlink_sendmsg+0x723/0xbe0
[11511.502566][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11511.502566][T19513]      ___sys_sendmsg+0xee/0x170
[11511.502566][T19513]      __sys_sendmsg+0xcd/0x170
[11511.502566][T19513]      do_syscall_64+0xc6/0x1e0
[11511.502566][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11511.502566][T19513] 
[11511.504435][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11511.504435][T19513]      neigh_parms_alloc+0x1e5/0x510
[11511.504435][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11511.504435][T19513]      ipv6_find_idev+0x102/0x170
[11511.504435][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11511.504435][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11511.504435][T19513]      netlink_rcv_skb+0x130/0x360
[11511.504435][T19513]      netlink_unicast+0x449/0x710
[11511.504435][T19513]      netlink_sendmsg+0x723/0xbe0
[11511.504435][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11511.504435][T19513]      ___sys_sendmsg+0xee/0x170
[11511.504435][T19513]      __sys_sendmsg+0xcd/0x170
[11511.504435][T19513]      do_syscall_64+0xc6/0x1e0
[11511.504435][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11511.504435][T19513] 
[11521.559130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11521.559651][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11521.559651][T19513]      netdev_get_by_index+0x5e/0x80
[11521.559651][T19513]      fib6_nh_init+0x3d8/0x15b0
[11521.559651][T19513]      ip6_route_info_create+0xf18/0x17d0
[11521.559651][T19513]      ip6_route_add+0x1c/0x140
[11521.559651][T19513]      addrconf_prefix_route+0x2a6/0x430
[11521.559651][T19513]      inet6_addr_add+0x4f8/0xa40
[11521.559651][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11521.559651][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11521.559651][T19513]      netlink_rcv_skb+0x130/0x360
[11521.559651][T19513]      netlink_unicast+0x449/0x710
[11521.559651][T19513]      netlink_sendmsg+0x723/0xbe0
[11521.559651][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11521.559651][T19513]      ___sys_sendmsg+0xee/0x170
[11521.559651][T19513]      __sys_sendmsg+0xcd/0x170
[11521.559651][T19513]      do_syscall_64+0xc6/0x1e0
[11521.559651][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11521.559651][T19513] 
[11521.562361][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11521.562361][T19513]      netdev_get_by_index+0x5e/0x80
[11521.562361][T19513]      fib6_nh_init+0x3d8/0x15b0
[11521.562361][T19513]      ip6_route_info_create+0xf18/0x17d0
[11521.562361][T19513]      addrconf_f6i_alloc+0x315/0x560
[11521.562361][T19513]      ipv6_add_addr+0x411/0x2000
[11521.562361][T19513]      inet6_addr_add+0x30e/0xa40
[11521.562361][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11521.562361][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11521.562361][T19513]      netlink_rcv_skb+0x130/0x360
[11521.562361][T19513]      netlink_unicast+0x449/0x710
[11521.562361][T19513]      netlink_sendmsg+0x723/0xbe0
[11521.562361][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11521.562361][T19513]      ___sys_sendmsg+0xee/0x170
[11521.562361][T19513]      __sys_sendmsg+0xcd/0x170
[11521.562361][T19513]      do_syscall_64+0xc6/0x1e0
[11521.562361][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11521.562361][T19513] 
[11521.564905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11521.564905][T19513]      netdev_get_by_index+0x5e/0x80
[11521.564905][T19513]      fib6_nh_init+0x3d8/0x15b0
[11521.564905][T19513]      ip6_route_info_create+0xf18/0x17d0
[11521.564905][T19513]      ip6_route_add+0x1c/0x140
[11521.564905][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11521.564905][T19513]      addrconf_add_dev+0xe2/0x170
[11521.564905][T19513]      inet6_addr_add+0x12f/0xa40
[11521.564905][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11521.564905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11521.564905][T19513]      netlink_rcv_skb+0x130/0x360
[11521.564905][T19513]      netlink_unicast+0x449/0x710
[11521.564905][T19513]      netlink_sendmsg+0x723/0xbe0
[11521.564905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11521.564905][T19513]      ___sys_sendmsg+0xee/0x170
[11521.564905][T19513]      __sys_sendmsg+0xcd/0x170
[11521.564905][T19513]      do_syscall_64+0xc6/0x1e0
[11521.564905][T19513] 
[11521.567370][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11521.567370][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11521.567370][T19513]      ipv6_find_idev+0x102/0x170
[11521.567370][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11521.567370][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11521.567370][T19513]      netlink_rcv_skb+0x130/0x360
[11521.567370][T19513]      netlink_unicast+0x449/0x710
[11521.567370][T19513]      netlink_sendmsg+0x723/0xbe0
[11521.567370][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11521.567370][T19513]      ___sys_sendmsg+0xee/0x170
[11521.567370][T19513]      __sys_sendmsg+0xcd/0x170
[11521.567370][T19513]      do_syscall_64+0xc6/0x1e0
[11521.567370][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11521.567370][T19513] 
[11521.569335][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11521.569335][T19513]      neigh_parms_alloc+0x1e5/0x510
[11521.569335][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11521.569335][T19513]      ipv6_find_idev+0x102/0x170
[11521.569335][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11521.569335][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11521.569335][T19513]      netlink_rcv_skb+0x130/0x360
[11521.569335][T19513]      netlink_unicast+0x449/0x710
[11521.569335][T19513]      netlink_sendmsg+0x723/0xbe0
[11521.569335][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11521.569335][T19513]      ___sys_sendmsg+0xee/0x170
[11521.569335][T19513]      __sys_sendmsg+0xcd/0x170
[11521.569335][T19513]      do_syscall_64+0xc6/0x1e0
[11521.569335][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11521.569335][T19513] 
[11531.807181][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11531.807618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11531.807618][T19513]      netdev_get_by_index+0x5e/0x80
[11531.807618][T19513]      fib6_nh_init+0x3d8/0x15b0
[11531.807618][T19513]      ip6_route_info_create+0xf18/0x17d0
[11531.807618][T19513]      ip6_route_add+0x1c/0x140
[11531.807618][T19513]      addrconf_prefix_route+0x2a6/0x430
[11531.807618][T19513]      inet6_addr_add+0x4f8/0xa40
[11531.807618][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11531.807618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11531.807618][T19513]      netlink_rcv_skb+0x130/0x360
[11531.807618][T19513]      netlink_unicast+0x449/0x710
[11531.807618][T19513]      netlink_sendmsg+0x723/0xbe0
[11531.807618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11531.807618][T19513]      ___sys_sendmsg+0xee/0x170
[11531.807618][T19513]      __sys_sendmsg+0xcd/0x170
[11531.807618][T19513]      do_syscall_64+0xc6/0x1e0
[11531.807618][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11531.807618][T19513] 
[11531.809903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11531.809903][T19513]      netdev_get_by_index+0x5e/0x80
[11531.809903][T19513]      fib6_nh_init+0x3d8/0x15b0
[11531.809903][T19513]      ip6_route_info_create+0xf18/0x17d0
[11531.809903][T19513]      addrconf_f6i_alloc+0x315/0x560
[11531.809903][T19513]      ipv6_add_addr+0x411/0x2000
[11531.809903][T19513]      inet6_addr_add+0x30e/0xa40
[11531.809903][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11531.809903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11531.809903][T19513]      netlink_rcv_skb+0x130/0x360
[11531.809903][T19513]      netlink_unicast+0x449/0x710
[11531.809903][T19513]      netlink_sendmsg+0x723/0xbe0
[11531.809903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11531.809903][T19513]      ___sys_sendmsg+0xee/0x170
[11531.809903][T19513]      __sys_sendmsg+0xcd/0x170
[11531.809903][T19513]      do_syscall_64+0xc6/0x1e0
[11531.809903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11531.809903][T19513] 
[11531.812137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11531.812137][T19513]      netdev_get_by_index+0x5e/0x80
[11531.812137][T19513]      fib6_nh_init+0x3d8/0x15b0
[11531.812137][T19513]      ip6_route_info_create+0xf18/0x17d0
[11531.812137][T19513]      ip6_route_add+0x1c/0x140
[11531.812137][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11531.812137][T19513]      addrconf_add_dev+0xe2/0x170
[11531.812137][T19513]      inet6_addr_add+0x12f/0xa40
[11531.812137][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11531.812137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11531.812137][T19513]      netlink_rcv_skb+0x130/0x360
[11531.812137][T19513]      netlink_unicast+0x449/0x710
[11531.812137][T19513]      netlink_sendmsg+0x723/0xbe0
[11531.812137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11531.812137][T19513]      ___sys_sendmsg+0xee/0x170
[11531.812137][T19513]      __sys_sendmsg+0xcd/0x170
[11531.812137][T19513]      do_syscall_64+0xc6/0x1e0
[11531.812137][T19513] 
[11531.814350][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11531.814350][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11531.814350][T19513]      ipv6_find_idev+0x102/0x170
[11531.814350][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11531.814350][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11531.814350][T19513]      netlink_rcv_skb+0x130/0x360
[11531.814350][T19513]      netlink_unicast+0x449/0x710
[11531.814350][T19513]      netlink_sendmsg+0x723/0xbe0
[11531.814350][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11531.814350][T19513]      ___sys_sendmsg+0xee/0x170
[11531.814350][T19513]      __sys_sendmsg+0xcd/0x170
[11531.814350][T19513]      do_syscall_64+0xc6/0x1e0
[11531.814350][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11531.814350][T19513] 
[11531.816062][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11531.816062][T19513]      neigh_parms_alloc+0x1e5/0x510
[11531.816062][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11531.816062][T19513]      ipv6_find_idev+0x102/0x170
[11531.816062][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11531.816062][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11531.816062][T19513]      netlink_rcv_skb+0x130/0x360
[11531.816062][T19513]      netlink_unicast+0x449/0x710
[11531.816062][T19513]      netlink_sendmsg+0x723/0xbe0
[11531.816062][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11531.816062][T19513]      ___sys_sendmsg+0xee/0x170
[11531.816062][T19513]      __sys_sendmsg+0xcd/0x170
[11531.816062][T19513]      do_syscall_64+0xc6/0x1e0
[11531.816062][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11531.816062][T19513] 
[11541.927144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11541.927542][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11541.927542][T19513]      netdev_get_by_index+0x5e/0x80
[11541.927542][T19513]      fib6_nh_init+0x3d8/0x15b0
[11541.927542][T19513]      ip6_route_info_create+0xf18/0x17d0
[11541.927542][T19513]      ip6_route_add+0x1c/0x140
[11541.927542][T19513]      addrconf_prefix_route+0x2a6/0x430
[11541.927542][T19513]      inet6_addr_add+0x4f8/0xa40
[11541.927542][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11541.927542][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11541.927542][T19513]      netlink_rcv_skb+0x130/0x360
[11541.927542][T19513]      netlink_unicast+0x449/0x710
[11541.927542][T19513]      netlink_sendmsg+0x723/0xbe0
[11541.927542][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11541.927542][T19513]      ___sys_sendmsg+0xee/0x170
[11541.927542][T19513]      __sys_sendmsg+0xcd/0x170
[11541.927542][T19513]      do_syscall_64+0xc6/0x1e0
[11541.927542][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11541.927542][T19513] 
[11541.929833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11541.929833][T19513]      netdev_get_by_index+0x5e/0x80
[11541.929833][T19513]      fib6_nh_init+0x3d8/0x15b0
[11541.929833][T19513]      ip6_route_info_create+0xf18/0x17d0
[11541.929833][T19513]      addrconf_f6i_alloc+0x315/0x560
[11541.929833][T19513]      ipv6_add_addr+0x411/0x2000
[11541.929833][T19513]      inet6_addr_add+0x30e/0xa40
[11541.929833][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11541.929833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11541.929833][T19513]      netlink_rcv_skb+0x130/0x360
[11541.929833][T19513]      netlink_unicast+0x449/0x710
[11541.929833][T19513]      netlink_sendmsg+0x723/0xbe0
[11541.929833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11541.929833][T19513]      ___sys_sendmsg+0xee/0x170
[11541.929833][T19513]      __sys_sendmsg+0xcd/0x170
[11541.929833][T19513]      do_syscall_64+0xc6/0x1e0
[11541.929833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11541.929833][T19513] 
[11541.932230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11541.932230][T19513]      netdev_get_by_index+0x5e/0x80
[11541.932230][T19513]      fib6_nh_init+0x3d8/0x15b0
[11541.932230][T19513]      ip6_route_info_create+0xf18/0x17d0
[11541.932230][T19513]      ip6_route_add+0x1c/0x140
[11541.932230][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11541.932230][T19513]      addrconf_add_dev+0xe2/0x170
[11541.932230][T19513]      inet6_addr_add+0x12f/0xa40
[11541.932230][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11541.932230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11541.932230][T19513]      netlink_rcv_skb+0x130/0x360
[11541.932230][T19513]      netlink_unicast+0x449/0x710
[11541.932230][T19513]      netlink_sendmsg+0x723/0xbe0
[11541.932230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11541.932230][T19513]      ___sys_sendmsg+0xee/0x170
[11541.932230][T19513]      __sys_sendmsg+0xcd/0x170
[11541.932230][T19513]      do_syscall_64+0xc6/0x1e0
[11541.932230][T19513] 
[11541.934601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11541.934601][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11541.934601][T19513]      ipv6_find_idev+0x102/0x170
[11541.934601][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11541.934601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11541.934601][T19513]      netlink_rcv_skb+0x130/0x360
[11541.934601][T19513]      netlink_unicast+0x449/0x710
[11541.934601][T19513]      netlink_sendmsg+0x723/0xbe0
[11541.934601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11541.934601][T19513]      ___sys_sendmsg+0xee/0x170
[11541.934601][T19513]      __sys_sendmsg+0xcd/0x170
[11541.934601][T19513]      do_syscall_64+0xc6/0x1e0
[11541.934601][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11541.934601][T19513] 
[11541.936413][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11541.936413][T19513]      neigh_parms_alloc+0x1e5/0x510
[11541.936413][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11541.936413][T19513]      ipv6_find_idev+0x102/0x170
[11541.936413][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11541.936413][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11541.936413][T19513]      netlink_rcv_skb+0x130/0x360
[11541.936413][T19513]      netlink_unicast+0x449/0x710
[11541.936413][T19513]      netlink_sendmsg+0x723/0xbe0
[11541.936413][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11541.936413][T19513]      ___sys_sendmsg+0xee/0x170
[11541.936413][T19513]      __sys_sendmsg+0xcd/0x170
[11541.936413][T19513]      do_syscall_64+0xc6/0x1e0
[11541.936413][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11541.936413][T19513] 
[11552.175154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11552.175822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11552.175822][T19513]      netdev_get_by_index+0x5e/0x80
[11552.175822][T19513]      fib6_nh_init+0x3d8/0x15b0
[11552.175822][T19513]      ip6_route_info_create+0xf18/0x17d0
[11552.175822][T19513]      ip6_route_add+0x1c/0x140
[11552.175822][T19513]      addrconf_prefix_route+0x2a6/0x430
[11552.175822][T19513]      inet6_addr_add+0x4f8/0xa40
[11552.175822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11552.175822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11552.175822][T19513]      netlink_rcv_skb+0x130/0x360
[11552.175822][T19513]      netlink_unicast+0x449/0x710
[11552.175822][T19513]      netlink_sendmsg+0x723/0xbe0
[11552.175822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11552.175822][T19513]      ___sys_sendmsg+0xee/0x170
[11552.175822][T19513]      __sys_sendmsg+0xcd/0x170
[11552.175822][T19513]      do_syscall_64+0xc6/0x1e0
[11552.175822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11552.175822][T19513] 
[11552.178678][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11552.178678][T19513]      netdev_get_by_index+0x5e/0x80
[11552.178678][T19513]      fib6_nh_init+0x3d8/0x15b0
[11552.178678][T19513]      ip6_route_info_create+0xf18/0x17d0
[11552.178678][T19513]      addrconf_f6i_alloc+0x315/0x560
[11552.178678][T19513]      ipv6_add_addr+0x411/0x2000
[11552.178678][T19513]      inet6_addr_add+0x30e/0xa40
[11552.178678][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11552.178678][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11552.178678][T19513]      netlink_rcv_skb+0x130/0x360
[11552.178678][T19513]      netlink_unicast+0x449/0x710
[11552.178678][T19513]      netlink_sendmsg+0x723/0xbe0
[11552.178678][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11552.178678][T19513]      ___sys_sendmsg+0xee/0x170
[11552.178678][T19513]      __sys_sendmsg+0xcd/0x170
[11552.178678][T19513]      do_syscall_64+0xc6/0x1e0
[11552.178678][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11552.178678][T19513] 
[11552.180906][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11552.180906][T19513]      netdev_get_by_index+0x5e/0x80
[11552.180906][T19513]      fib6_nh_init+0x3d8/0x15b0
[11552.180906][T19513]      ip6_route_info_create+0xf18/0x17d0
[11552.180906][T19513]      ip6_route_add+0x1c/0x140
[11552.180906][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11552.180906][T19513]      addrconf_add_dev+0xe2/0x170
[11552.180906][T19513]      inet6_addr_add+0x12f/0xa40
[11552.180906][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11552.180906][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11552.180906][T19513]      netlink_rcv_skb+0x130/0x360
[11552.180906][T19513]      netlink_unicast+0x449/0x710
[11552.180906][T19513]      netlink_sendmsg+0x723/0xbe0
[11552.180906][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11552.180906][T19513]      ___sys_sendmsg+0xee/0x170
[11552.180906][T19513]      __sys_sendmsg+0xcd/0x170
[11552.180906][T19513]      do_syscall_64+0xc6/0x1e0
[11552.180906][T19513] 
[11552.183116][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11552.183116][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11552.183116][T19513]      ipv6_find_idev+0x102/0x170
[11552.183116][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11552.183116][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11552.183116][T19513]      netlink_rcv_skb+0x130/0x360
[11552.183116][T19513]      netlink_unicast+0x449/0x710
[11552.183116][T19513]      netlink_sendmsg+0x723/0xbe0
[11552.183116][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11552.183116][T19513]      ___sys_sendmsg+0xee/0x170
[11552.183116][T19513]      __sys_sendmsg+0xcd/0x170
[11552.183116][T19513]      do_syscall_64+0xc6/0x1e0
[11552.183116][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11552.183116][T19513] 
[11552.184833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11552.184833][T19513]      neigh_parms_alloc+0x1e5/0x510
[11552.184833][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11552.184833][T19513]      ipv6_find_idev+0x102/0x170
[11552.184833][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11552.184833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11552.184833][T19513]      netlink_rcv_skb+0x130/0x360
[11552.184833][T19513]      netlink_unicast+0x449/0x710
[11552.184833][T19513]      netlink_sendmsg+0x723/0xbe0
[11552.184833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11552.184833][T19513]      ___sys_sendmsg+0xee/0x170
[11552.184833][T19513]      __sys_sendmsg+0xcd/0x170
[11552.184833][T19513]      do_syscall_64+0xc6/0x1e0
[11552.184833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11552.184833][T19513] 
[11562.423105][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11562.423541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11562.423541][T19513]      netdev_get_by_index+0x5e/0x80
[11562.423541][T19513]      fib6_nh_init+0x3d8/0x15b0
[11562.423541][T19513]      ip6_route_info_create+0xf18/0x17d0
[11562.423541][T19513]      ip6_route_add+0x1c/0x140
[11562.423541][T19513]      addrconf_prefix_route+0x2a6/0x430
[11562.423541][T19513]      inet6_addr_add+0x4f8/0xa40
[11562.423541][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11562.423541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11562.423541][T19513]      netlink_rcv_skb+0x130/0x360
[11562.423541][T19513]      netlink_unicast+0x449/0x710
[11562.423541][T19513]      netlink_sendmsg+0x723/0xbe0
[11562.423541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11562.423541][T19513]      ___sys_sendmsg+0xee/0x170
[11562.423541][T19513]      __sys_sendmsg+0xcd/0x170
[11562.423541][T19513]      do_syscall_64+0xc6/0x1e0
[11562.423541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11562.423541][T19513] 
[11562.425889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11562.425889][T19513]      netdev_get_by_index+0x5e/0x80
[11562.425889][T19513]      fib6_nh_init+0x3d8/0x15b0
[11562.425889][T19513]      ip6_route_info_create+0xf18/0x17d0
[11562.425889][T19513]      addrconf_f6i_alloc+0x315/0x560
[11562.425889][T19513]      ipv6_add_addr+0x411/0x2000
[11562.425889][T19513]      inet6_addr_add+0x30e/0xa40
[11562.425889][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11562.425889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11562.425889][T19513]      netlink_rcv_skb+0x130/0x360
[11562.425889][T19513]      netlink_unicast+0x449/0x710
[11562.425889][T19513]      netlink_sendmsg+0x723/0xbe0
[11562.425889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11562.425889][T19513]      ___sys_sendmsg+0xee/0x170
[11562.425889][T19513]      __sys_sendmsg+0xcd/0x170
[11562.425889][T19513]      do_syscall_64+0xc6/0x1e0
[11562.425889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11562.425889][T19513] 
[11562.428376][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11562.428376][T19513]      netdev_get_by_index+0x5e/0x80
[11562.428376][T19513]      fib6_nh_init+0x3d8/0x15b0
[11562.428376][T19513]      ip6_route_info_create+0xf18/0x17d0
[11562.428376][T19513]      ip6_route_add+0x1c/0x140
[11562.428376][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11562.428376][T19513]      addrconf_add_dev+0xe2/0x170
[11562.428376][T19513]      inet6_addr_add+0x12f/0xa40
[11562.428376][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11562.428376][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11562.428376][T19513]      netlink_rcv_skb+0x130/0x360
[11562.428376][T19513]      netlink_unicast+0x449/0x710
[11562.428376][T19513]      netlink_sendmsg+0x723/0xbe0
[11562.428376][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11562.428376][T19513]      ___sys_sendmsg+0xee/0x170
[11562.428376][T19513]      __sys_sendmsg+0xcd/0x170
[11562.428376][T19513]      do_syscall_64+0xc6/0x1e0
[11562.428376][T19513] 
[11562.430703][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11562.430703][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11562.430703][T19513]      ipv6_find_idev+0x102/0x170
[11562.430703][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11562.430703][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11562.430703][T19513]      netlink_rcv_skb+0x130/0x360
[11562.430703][T19513]      netlink_unicast+0x449/0x710
[11562.430703][T19513]      netlink_sendmsg+0x723/0xbe0
[11562.430703][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11562.430703][T19513]      ___sys_sendmsg+0xee/0x170
[11562.430703][T19513]      __sys_sendmsg+0xcd/0x170
[11562.430703][T19513]      do_syscall_64+0xc6/0x1e0
[11562.430703][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11562.430703][T19513] 
[11562.432482][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11562.432482][T19513]      neigh_parms_alloc+0x1e5/0x510
[11562.432482][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11562.432482][T19513]      ipv6_find_idev+0x102/0x170
[11562.432482][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11562.432482][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11562.432482][T19513]      netlink_rcv_skb+0x130/0x360
[11562.432482][T19513]      netlink_unicast+0x449/0x710
[11562.432482][T19513]      netlink_sendmsg+0x723/0xbe0
[11562.432482][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11562.432482][T19513]      ___sys_sendmsg+0xee/0x170
[11562.432482][T19513]      __sys_sendmsg+0xcd/0x170
[11562.432482][T19513]      do_syscall_64+0xc6/0x1e0
[11562.432482][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11562.432482][T19513] 
[11572.447084][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11572.447495][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11572.447495][T19513]      netdev_get_by_index+0x5e/0x80
[11572.447495][T19513]      fib6_nh_init+0x3d8/0x15b0
[11572.447495][T19513]      ip6_route_info_create+0xf18/0x17d0
[11572.447495][T19513]      ip6_route_add+0x1c/0x140
[11572.447495][T19513]      addrconf_prefix_route+0x2a6/0x430
[11572.447495][T19513]      inet6_addr_add+0x4f8/0xa40
[11572.447495][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11572.447495][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11572.447495][T19513]      netlink_rcv_skb+0x130/0x360
[11572.447495][T19513]      netlink_unicast+0x449/0x710
[11572.447495][T19513]      netlink_sendmsg+0x723/0xbe0
[11572.447495][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11572.447495][T19513]      ___sys_sendmsg+0xee/0x170
[11572.447495][T19513]      __sys_sendmsg+0xcd/0x170
[11572.447495][T19513]      do_syscall_64+0xc6/0x1e0
[11572.447495][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11572.447495][T19513] 
[11572.449842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11572.449842][T19513]      netdev_get_by_index+0x5e/0x80
[11572.449842][T19513]      fib6_nh_init+0x3d8/0x15b0
[11572.449842][T19513]      ip6_route_info_create+0xf18/0x17d0
[11572.449842][T19513]      addrconf_f6i_alloc+0x315/0x560
[11572.449842][T19513]      ipv6_add_addr+0x411/0x2000
[11572.449842][T19513]      inet6_addr_add+0x30e/0xa40
[11572.449842][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11572.449842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11572.449842][T19513]      netlink_rcv_skb+0x130/0x360
[11572.449842][T19513]      netlink_unicast+0x449/0x710
[11572.449842][T19513]      netlink_sendmsg+0x723/0xbe0
[11572.449842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11572.449842][T19513]      ___sys_sendmsg+0xee/0x170
[11572.449842][T19513]      __sys_sendmsg+0xcd/0x170
[11572.449842][T19513]      do_syscall_64+0xc6/0x1e0
[11572.449842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11572.449842][T19513] 
[11572.452126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11572.452126][T19513]      netdev_get_by_index+0x5e/0x80
[11572.452126][T19513]      fib6_nh_init+0x3d8/0x15b0
[11572.452126][T19513]      ip6_route_info_create+0xf18/0x17d0
[11572.452126][T19513]      ip6_route_add+0x1c/0x140
[11572.452126][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11572.452126][T19513]      addrconf_add_dev+0xe2/0x170
[11572.452126][T19513]      inet6_addr_add+0x12f/0xa40
[11572.452126][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11572.452126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11572.452126][T19513]      netlink_rcv_skb+0x130/0x360
[11572.452126][T19513]      netlink_unicast+0x449/0x710
[11572.452126][T19513]      netlink_sendmsg+0x723/0xbe0
[11572.452126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11572.452126][T19513]      ___sys_sendmsg+0xee/0x170
[11572.452126][T19513]      __sys_sendmsg+0xcd/0x170
[11572.452126][T19513]      do_syscall_64+0xc6/0x1e0
[11572.452126][T19513] 
[11572.454339][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11572.454339][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11572.454339][T19513]      ipv6_find_idev+0x102/0x170
[11572.454339][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11572.454339][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11572.454339][T19513]      netlink_rcv_skb+0x130/0x360
[11572.454339][T19513]      netlink_unicast+0x449/0x710
[11572.454339][T19513]      netlink_sendmsg+0x723/0xbe0
[11572.454339][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11572.454339][T19513]      ___sys_sendmsg+0xee/0x170
[11572.454339][T19513]      __sys_sendmsg+0xcd/0x170
[11572.454339][T19513]      do_syscall_64+0xc6/0x1e0
[11572.454339][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11572.454339][T19513] 
[11572.456042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11572.456042][T19513]      neigh_parms_alloc+0x1e5/0x510
[11572.456042][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11572.456042][T19513]      ipv6_find_idev+0x102/0x170
[11572.456042][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11572.456042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11572.456042][T19513]      netlink_rcv_skb+0x130/0x360
[11572.456042][T19513]      netlink_unicast+0x449/0x710
[11572.456042][T19513]      netlink_sendmsg+0x723/0xbe0
[11572.456042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11572.456042][T19513]      ___sys_sendmsg+0xee/0x170
[11572.456042][T19513]      __sys_sendmsg+0xcd/0x170
[11572.456042][T19513]      do_syscall_64+0xc6/0x1e0
[11572.456042][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11572.456042][T19513] 
[11582.839205][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11582.839688][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11582.839688][T19513]      netdev_get_by_index+0x5e/0x80
[11582.839688][T19513]      fib6_nh_init+0x3d8/0x15b0
[11582.839688][T19513]      ip6_route_info_create+0xf18/0x17d0
[11582.839688][T19513]      ip6_route_add+0x1c/0x140
[11582.839688][T19513]      addrconf_prefix_route+0x2a6/0x430
[11582.839688][T19513]      inet6_addr_add+0x4f8/0xa40
[11582.839688][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11582.839688][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11582.839688][T19513]      netlink_rcv_skb+0x130/0x360
[11582.839688][T19513]      netlink_unicast+0x449/0x710
[11582.839688][T19513]      netlink_sendmsg+0x723/0xbe0
[11582.839688][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11582.839688][T19513]      ___sys_sendmsg+0xee/0x170
[11582.839688][T19513]      __sys_sendmsg+0xcd/0x170
[11582.839688][T19513]      do_syscall_64+0xc6/0x1e0
[11582.839688][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11582.839688][T19513] 
[11582.842080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11582.842080][T19513]      netdev_get_by_index+0x5e/0x80
[11582.842080][T19513]      fib6_nh_init+0x3d8/0x15b0
[11582.842080][T19513]      ip6_route_info_create+0xf18/0x17d0
[11582.842080][T19513]      addrconf_f6i_alloc+0x315/0x560
[11582.842080][T19513]      ipv6_add_addr+0x411/0x2000
[11582.842080][T19513]      inet6_addr_add+0x30e/0xa40
[11582.842080][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11582.842080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11582.842080][T19513]      netlink_rcv_skb+0x130/0x360
[11582.842080][T19513]      netlink_unicast+0x449/0x710
[11582.842080][T19513]      netlink_sendmsg+0x723/0xbe0
[11582.842080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11582.842080][T19513]      ___sys_sendmsg+0xee/0x170
[11582.842080][T19513]      __sys_sendmsg+0xcd/0x170
[11582.842080][T19513]      do_syscall_64+0xc6/0x1e0
[11582.842080][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11582.842080][T19513] 
[11582.844393][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11582.844393][T19513]      netdev_get_by_index+0x5e/0x80
[11582.844393][T19513]      fib6_nh_init+0x3d8/0x15b0
[11582.844393][T19513]      ip6_route_info_create+0xf18/0x17d0
[11582.844393][T19513]      ip6_route_add+0x1c/0x140
[11582.844393][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11582.844393][T19513]      addrconf_add_dev+0xe2/0x170
[11582.844393][T19513]      inet6_addr_add+0x12f/0xa40
[11582.844393][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11582.844393][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11582.844393][T19513]      netlink_rcv_skb+0x130/0x360
[11582.844393][T19513]      netlink_unicast+0x449/0x710
[11582.844393][T19513]      netlink_sendmsg+0x723/0xbe0
[11582.844393][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11582.844393][T19513]      ___sys_sendmsg+0xee/0x170
[11582.844393][T19513]      __sys_sendmsg+0xcd/0x170
[11582.844393][T19513]      do_syscall_64+0xc6/0x1e0
[11582.844393][T19513] 
[11582.846685][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11582.846685][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11582.846685][T19513]      ipv6_find_idev+0x102/0x170
[11582.846685][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11582.846685][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11582.846685][T19513]      netlink_rcv_skb+0x130/0x360
[11582.846685][T19513]      netlink_unicast+0x449/0x710
[11582.846685][T19513]      netlink_sendmsg+0x723/0xbe0
[11582.846685][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11582.846685][T19513]      ___sys_sendmsg+0xee/0x170
[11582.846685][T19513]      __sys_sendmsg+0xcd/0x170
[11582.846685][T19513]      do_syscall_64+0xc6/0x1e0
[11582.846685][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11582.846685][T19513] 
[11582.848413][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11582.848413][T19513]      neigh_parms_alloc+0x1e5/0x510
[11582.848413][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11582.848413][T19513]      ipv6_find_idev+0x102/0x170
[11582.848413][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11582.848413][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11582.848413][T19513]      netlink_rcv_skb+0x130/0x360
[11582.848413][T19513]      netlink_unicast+0x449/0x710
[11582.848413][T19513]      netlink_sendmsg+0x723/0xbe0
[11582.848413][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11582.848413][T19513]      ___sys_sendmsg+0xee/0x170
[11582.848413][T19513]      __sys_sendmsg+0xcd/0x170
[11582.848413][T19513]      do_syscall_64+0xc6/0x1e0
[11582.848413][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11582.848413][T19513] 
[11593.047105][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11593.047583][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11593.047583][T19513]      netdev_get_by_index+0x5e/0x80
[11593.047583][T19513]      fib6_nh_init+0x3d8/0x15b0
[11593.047583][T19513]      ip6_route_info_create+0xf18/0x17d0
[11593.047583][T19513]      ip6_route_add+0x1c/0x140
[11593.047583][T19513]      addrconf_prefix_route+0x2a6/0x430
[11593.047583][T19513]      inet6_addr_add+0x4f8/0xa40
[11593.047583][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11593.047583][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11593.047583][T19513]      netlink_rcv_skb+0x130/0x360
[11593.047583][T19513]      netlink_unicast+0x449/0x710
[11593.047583][T19513]      netlink_sendmsg+0x723/0xbe0
[11593.047583][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11593.047583][T19513]      ___sys_sendmsg+0xee/0x170
[11593.047583][T19513]      __sys_sendmsg+0xcd/0x170
[11593.047583][T19513]      do_syscall_64+0xc6/0x1e0
[11593.047583][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11593.047583][T19513] 
[11593.049876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11593.049876][T19513]      netdev_get_by_index+0x5e/0x80
[11593.049876][T19513]      fib6_nh_init+0x3d8/0x15b0
[11593.049876][T19513]      ip6_route_info_create+0xf18/0x17d0
[11593.049876][T19513]      addrconf_f6i_alloc+0x315/0x560
[11593.049876][T19513]      ipv6_add_addr+0x411/0x2000
[11593.049876][T19513]      inet6_addr_add+0x30e/0xa40
[11593.049876][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11593.049876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11593.049876][T19513]      netlink_rcv_skb+0x130/0x360
[11593.049876][T19513]      netlink_unicast+0x449/0x710
[11593.049876][T19513]      netlink_sendmsg+0x723/0xbe0
[11593.049876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11593.049876][T19513]      ___sys_sendmsg+0xee/0x170
[11593.049876][T19513]      __sys_sendmsg+0xcd/0x170
[11593.049876][T19513]      do_syscall_64+0xc6/0x1e0
[11593.049876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11593.049876][T19513] 
[11593.052116][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11593.052116][T19513]      netdev_get_by_index+0x5e/0x80
[11593.052116][T19513]      fib6_nh_init+0x3d8/0x15b0
[11593.052116][T19513]      ip6_route_info_create+0xf18/0x17d0
[11593.052116][T19513]      ip6_route_add+0x1c/0x140
[11593.052116][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11593.052116][T19513]      addrconf_add_dev+0xe2/0x170
[11593.052116][T19513]      inet6_addr_add+0x12f/0xa40
[11593.052116][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11593.052116][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11593.052116][T19513]      netlink_rcv_skb+0x130/0x360
[11593.052116][T19513]      netlink_unicast+0x449/0x710
[11593.052116][T19513]      netlink_sendmsg+0x723/0xbe0
[11593.052116][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11593.052116][T19513]      ___sys_sendmsg+0xee/0x170
[11593.052116][T19513]      __sys_sendmsg+0xcd/0x170
[11593.052116][T19513]      do_syscall_64+0xc6/0x1e0
[11593.052116][T19513] 
[11593.054321][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11593.054321][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11593.054321][T19513]      ipv6_find_idev+0x102/0x170
[11593.054321][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11593.054321][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11593.054321][T19513]      netlink_rcv_skb+0x130/0x360
[11593.054321][T19513]      netlink_unicast+0x449/0x710
[11593.054321][T19513]      netlink_sendmsg+0x723/0xbe0
[11593.054321][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11593.054321][T19513]      ___sys_sendmsg+0xee/0x170
[11593.054321][T19513]      __sys_sendmsg+0xcd/0x170
[11593.054321][T19513]      do_syscall_64+0xc6/0x1e0
[11593.054321][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11593.054321][T19513] 
[11593.056927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11593.056927][T19513]      neigh_parms_alloc+0x1e5/0x510
[11593.056927][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11593.056927][T19513]      ipv6_find_idev+0x102/0x170
[11593.056927][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11593.056927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11593.056927][T19513]      netlink_rcv_skb+0x130/0x360
[11593.056927][T19513]      netlink_unicast+0x449/0x710
[11593.056927][T19513]      netlink_sendmsg+0x723/0xbe0
[11593.056927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11593.056927][T19513]      ___sys_sendmsg+0xee/0x170
[11593.056927][T19513]      __sys_sendmsg+0xcd/0x170
[11593.056927][T19513]      do_syscall_64+0xc6/0x1e0
[11593.056927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11593.056927][T19513] 
[11603.295178][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11603.295617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11603.295617][T19513]      netdev_get_by_index+0x5e/0x80
[11603.295617][T19513]      fib6_nh_init+0x3d8/0x15b0
[11603.295617][T19513]      ip6_route_info_create+0xf18/0x17d0
[11603.295617][T19513]      ip6_route_add+0x1c/0x140
[11603.295617][T19513]      addrconf_prefix_route+0x2a6/0x430
[11603.295617][T19513]      inet6_addr_add+0x4f8/0xa40
[11603.295617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11603.295617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11603.295617][T19513]      netlink_rcv_skb+0x130/0x360
[11603.295617][T19513]      netlink_unicast+0x449/0x710
[11603.295617][T19513]      netlink_sendmsg+0x723/0xbe0
[11603.295617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11603.295617][T19513]      ___sys_sendmsg+0xee/0x170
[11603.295617][T19513]      __sys_sendmsg+0xcd/0x170
[11603.295617][T19513]      do_syscall_64+0xc6/0x1e0
[11603.295617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11603.295617][T19513] 
[11603.297855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11603.297855][T19513]      netdev_get_by_index+0x5e/0x80
[11603.297855][T19513]      fib6_nh_init+0x3d8/0x15b0
[11603.297855][T19513]      ip6_route_info_create+0xf18/0x17d0
[11603.297855][T19513]      addrconf_f6i_alloc+0x315/0x560
[11603.297855][T19513]      ipv6_add_addr+0x411/0x2000
[11603.297855][T19513]      inet6_addr_add+0x30e/0xa40
[11603.297855][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11603.297855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11603.297855][T19513]      netlink_rcv_skb+0x130/0x360
[11603.297855][T19513]      netlink_unicast+0x449/0x710
[11603.297855][T19513]      netlink_sendmsg+0x723/0xbe0
[11603.297855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11603.297855][T19513]      ___sys_sendmsg+0xee/0x170
[11603.297855][T19513]      __sys_sendmsg+0xcd/0x170
[11603.297855][T19513]      do_syscall_64+0xc6/0x1e0
[11603.297855][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11603.297855][T19513] 
[11603.300071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11603.300071][T19513]      netdev_get_by_index+0x5e/0x80
[11603.300071][T19513]      fib6_nh_init+0x3d8/0x15b0
[11603.300071][T19513]      ip6_route_info_create+0xf18/0x17d0
[11603.300071][T19513]      ip6_route_add+0x1c/0x140
[11603.300071][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11603.300071][T19513]      addrconf_add_dev+0xe2/0x170
[11603.300071][T19513]      inet6_addr_add+0x12f/0xa40
[11603.300071][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11603.300071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11603.300071][T19513]      netlink_rcv_skb+0x130/0x360
[11603.300071][T19513]      netlink_unicast+0x449/0x710
[11603.300071][T19513]      netlink_sendmsg+0x723/0xbe0
[11603.300071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11603.300071][T19513]      ___sys_sendmsg+0xee/0x170
[11603.300071][T19513]      __sys_sendmsg+0xcd/0x170
[11603.300071][T19513]      do_syscall_64+0xc6/0x1e0
[11603.300071][T19513] 
[11603.302260][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11603.302260][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11603.302260][T19513]      ipv6_find_idev+0x102/0x170
[11603.302260][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11603.302260][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11603.302260][T19513]      netlink_rcv_skb+0x130/0x360
[11603.302260][T19513]      netlink_unicast+0x449/0x710
[11603.302260][T19513]      netlink_sendmsg+0x723/0xbe0
[11603.302260][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11603.302260][T19513]      ___sys_sendmsg+0xee/0x170
[11603.302260][T19513]      __sys_sendmsg+0xcd/0x170
[11603.302260][T19513]      do_syscall_64+0xc6/0x1e0
[11603.302260][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11603.302260][T19513] 
[11603.303990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11603.303990][T19513]      neigh_parms_alloc+0x1e5/0x510
[11603.303990][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11603.303990][T19513]      ipv6_find_idev+0x102/0x170
[11603.303990][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11603.303990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11603.303990][T19513]      netlink_rcv_skb+0x130/0x360
[11603.303990][T19513]      netlink_unicast+0x449/0x710
[11603.303990][T19513]      netlink_sendmsg+0x723/0xbe0
[11603.303990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11603.303990][T19513]      ___sys_sendmsg+0xee/0x170
[11603.303990][T19513]      __sys_sendmsg+0xcd/0x170
[11603.303990][T19513]      do_syscall_64+0xc6/0x1e0
[11603.303990][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11603.303990][T19513] 
[11613.543151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11613.543739][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11613.543739][T19513]      netdev_get_by_index+0x5e/0x80
[11613.543739][T19513]      fib6_nh_init+0x3d8/0x15b0
[11613.543739][T19513]      ip6_route_info_create+0xf18/0x17d0
[11613.543739][T19513]      ip6_route_add+0x1c/0x140
[11613.543739][T19513]      addrconf_prefix_route+0x2a6/0x430
[11613.543739][T19513]      inet6_addr_add+0x4f8/0xa40
[11613.543739][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11613.543739][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11613.543739][T19513]      netlink_rcv_skb+0x130/0x360
[11613.543739][T19513]      netlink_unicast+0x449/0x710
[11613.543739][T19513]      netlink_sendmsg+0x723/0xbe0
[11613.543739][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11613.543739][T19513]      ___sys_sendmsg+0xee/0x170
[11613.543739][T19513]      __sys_sendmsg+0xcd/0x170
[11613.543739][T19513]      do_syscall_64+0xc6/0x1e0
[11613.543739][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11613.543739][T19513] 
[11613.547365][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11613.547365][T19513]      netdev_get_by_index+0x5e/0x80
[11613.547365][T19513]      fib6_nh_init+0x3d8/0x15b0
[11613.547365][T19513]      ip6_route_info_create+0xf18/0x17d0
[11613.547365][T19513]      addrconf_f6i_alloc+0x315/0x560
[11613.547365][T19513]      ipv6_add_addr+0x411/0x2000
[11613.547365][T19513]      inet6_addr_add+0x30e/0xa40
[11613.547365][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11613.547365][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11613.547365][T19513]      netlink_rcv_skb+0x130/0x360
[11613.547365][T19513]      netlink_unicast+0x449/0x710
[11613.547365][T19513]      netlink_sendmsg+0x723/0xbe0
[11613.547365][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11613.547365][T19513]      ___sys_sendmsg+0xee/0x170
[11613.547365][T19513]      __sys_sendmsg+0xcd/0x170
[11613.547365][T19513]      do_syscall_64+0xc6/0x1e0
[11613.547365][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11613.547365][T19513] 
[11613.550927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11613.550927][T19513]      netdev_get_by_index+0x5e/0x80
[11613.550927][T19513]      fib6_nh_init+0x3d8/0x15b0
[11613.550927][T19513]      ip6_route_info_create+0xf18/0x17d0
[11613.550927][T19513]      ip6_route_add+0x1c/0x140
[11613.550927][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11613.550927][T19513]      addrconf_add_dev+0xe2/0x170
[11613.550927][T19513]      inet6_addr_add+0x12f/0xa40
[11613.550927][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11613.550927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11613.550927][T19513]      netlink_rcv_skb+0x130/0x360
[11613.550927][T19513]      netlink_unicast+0x449/0x710
[11613.550927][T19513]      netlink_sendmsg+0x723/0xbe0
[11613.550927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11613.550927][T19513]      ___sys_sendmsg+0xee/0x170
[11613.550927][T19513]      __sys_sendmsg+0xcd/0x170
[11613.550927][T19513]      do_syscall_64+0xc6/0x1e0
[11613.550927][T19513] 
[11613.554445][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11613.554445][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11613.554445][T19513]      ipv6_find_idev+0x102/0x170
[11613.554445][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11613.554445][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11613.554445][T19513]      netlink_rcv_skb+0x130/0x360
[11613.554445][T19513]      netlink_unicast+0x449/0x710
[11613.554445][T19513]      netlink_sendmsg+0x723/0xbe0
[11613.554445][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11613.554445][T19513]      ___sys_sendmsg+0xee/0x170
[11613.554445][T19513]      __sys_sendmsg+0xcd/0x170
[11613.554445][T19513]      do_syscall_64+0xc6/0x1e0
[11613.554445][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11613.554445][T19513] 
[11613.557150][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11613.557150][T19513]      neigh_parms_alloc+0x1e5/0x510
[11613.557150][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11613.557150][T19513]      ipv6_find_idev+0x102/0x170
[11613.557150][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11613.557150][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11613.557150][T19513]      netlink_rcv_skb+0x130/0x360
[11613.557150][T19513]      netlink_unicast+0x449/0x710
[11613.557150][T19513]      netlink_sendmsg+0x723/0xbe0
[11613.557150][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11613.557150][T19513]      ___sys_sendmsg+0xee/0x170
[11613.557150][T19513]      __sys_sendmsg+0xcd/0x170
[11613.557150][T19513]      do_syscall_64+0xc6/0x1e0
[11613.557150][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11613.557150][T19513] 
[11623.799121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11623.799620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11623.799620][T19513]      netdev_get_by_index+0x5e/0x80
[11623.799620][T19513]      fib6_nh_init+0x3d8/0x15b0
[11623.799620][T19513]      ip6_route_info_create+0xf18/0x17d0
[11623.799620][T19513]      ip6_route_add+0x1c/0x140
[11623.799620][T19513]      addrconf_prefix_route+0x2a6/0x430
[11623.799620][T19513]      inet6_addr_add+0x4f8/0xa40
[11623.799620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11623.799620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11623.799620][T19513]      netlink_rcv_skb+0x130/0x360
[11623.799620][T19513]      netlink_unicast+0x449/0x710
[11623.799620][T19513]      netlink_sendmsg+0x723/0xbe0
[11623.799620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11623.799620][T19513]      ___sys_sendmsg+0xee/0x170
[11623.799620][T19513]      __sys_sendmsg+0xcd/0x170
[11623.799620][T19513]      do_syscall_64+0xc6/0x1e0
[11623.799620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11623.799620][T19513] 
[11623.801921][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11623.801921][T19513]      netdev_get_by_index+0x5e/0x80
[11623.801921][T19513]      fib6_nh_init+0x3d8/0x15b0
[11623.801921][T19513]      ip6_route_info_create+0xf18/0x17d0
[11623.801921][T19513]      addrconf_f6i_alloc+0x315/0x560
[11623.801921][T19513]      ipv6_add_addr+0x411/0x2000
[11623.801921][T19513]      inet6_addr_add+0x30e/0xa40
[11623.801921][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11623.801921][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11623.801921][T19513]      netlink_rcv_skb+0x130/0x360
[11623.801921][T19513]      netlink_unicast+0x449/0x710
[11623.801921][T19513]      netlink_sendmsg+0x723/0xbe0
[11623.801921][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11623.801921][T19513]      ___sys_sendmsg+0xee/0x170
[11623.801921][T19513]      __sys_sendmsg+0xcd/0x170
[11623.801921][T19513]      do_syscall_64+0xc6/0x1e0
[11623.801921][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11623.801921][T19513] 
[11623.804160][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11623.804160][T19513]      netdev_get_by_index+0x5e/0x80
[11623.804160][T19513]      fib6_nh_init+0x3d8/0x15b0
[11623.804160][T19513]      ip6_route_info_create+0xf18/0x17d0
[11623.804160][T19513]      ip6_route_add+0x1c/0x140
[11623.804160][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11623.804160][T19513]      addrconf_add_dev+0xe2/0x170
[11623.804160][T19513]      inet6_addr_add+0x12f/0xa40
[11623.804160][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11623.804160][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11623.804160][T19513]      netlink_rcv_skb+0x130/0x360
[11623.804160][T19513]      netlink_unicast+0x449/0x710
[11623.804160][T19513]      netlink_sendmsg+0x723/0xbe0
[11623.804160][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11623.804160][T19513]      ___sys_sendmsg+0xee/0x170
[11623.804160][T19513]      __sys_sendmsg+0xcd/0x170
[11623.804160][T19513]      do_syscall_64+0xc6/0x1e0
[11623.804160][T19513] 
[11623.806359][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11623.806359][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11623.806359][T19513]      ipv6_find_idev+0x102/0x170
[11623.806359][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11623.806359][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11623.806359][T19513]      netlink_rcv_skb+0x130/0x360
[11623.806359][T19513]      netlink_unicast+0x449/0x710
[11623.806359][T19513]      netlink_sendmsg+0x723/0xbe0
[11623.806359][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11623.806359][T19513]      ___sys_sendmsg+0xee/0x170
[11623.806359][T19513]      __sys_sendmsg+0xcd/0x170
[11623.806359][T19513]      do_syscall_64+0xc6/0x1e0
[11623.806359][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11623.806359][T19513] 
[11623.808066][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11623.808066][T19513]      neigh_parms_alloc+0x1e5/0x510
[11623.808066][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11623.808066][T19513]      ipv6_find_idev+0x102/0x170
[11623.808066][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11623.808066][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11623.808066][T19513]      netlink_rcv_skb+0x130/0x360
[11623.808066][T19513]      netlink_unicast+0x449/0x710
[11623.808066][T19513]      netlink_sendmsg+0x723/0xbe0
[11623.808066][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11623.808066][T19513]      ___sys_sendmsg+0xee/0x170
[11623.808066][T19513]      __sys_sendmsg+0xcd/0x170
[11623.808066][T19513]      do_syscall_64+0xc6/0x1e0
[11623.808066][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11623.808066][T19513] 
[11634.047145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11634.047740][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11634.047740][T19513]      netdev_get_by_index+0x5e/0x80
[11634.047740][T19513]      fib6_nh_init+0x3d8/0x15b0
[11634.047740][T19513]      ip6_route_info_create+0xf18/0x17d0
[11634.047740][T19513]      ip6_route_add+0x1c/0x140
[11634.047740][T19513]      addrconf_prefix_route+0x2a6/0x430
[11634.047740][T19513]      inet6_addr_add+0x4f8/0xa40
[11634.047740][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11634.047740][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11634.047740][T19513]      netlink_rcv_skb+0x130/0x360
[11634.047740][T19513]      netlink_unicast+0x449/0x710
[11634.047740][T19513]      netlink_sendmsg+0x723/0xbe0
[11634.047740][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11634.047740][T19513]      ___sys_sendmsg+0xee/0x170
[11634.047740][T19513]      __sys_sendmsg+0xcd/0x170
[11634.047740][T19513]      do_syscall_64+0xc6/0x1e0
[11634.047740][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11634.047740][T19513] 
[11634.051325][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11634.051325][T19513]      netdev_get_by_index+0x5e/0x80
[11634.051325][T19513]      fib6_nh_init+0x3d8/0x15b0
[11634.051325][T19513]      ip6_route_info_create+0xf18/0x17d0
[11634.051325][T19513]      addrconf_f6i_alloc+0x315/0x560
[11634.051325][T19513]      ipv6_add_addr+0x411/0x2000
[11634.051325][T19513]      inet6_addr_add+0x30e/0xa40
[11634.051325][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11634.051325][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11634.051325][T19513]      netlink_rcv_skb+0x130/0x360
[11634.051325][T19513]      netlink_unicast+0x449/0x710
[11634.051325][T19513]      netlink_sendmsg+0x723/0xbe0
[11634.051325][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11634.051325][T19513]      ___sys_sendmsg+0xee/0x170
[11634.051325][T19513]      __sys_sendmsg+0xcd/0x170
[11634.051325][T19513]      do_syscall_64+0xc6/0x1e0
[11634.051325][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11634.051325][T19513] 
[11634.054806][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11634.054806][T19513]      netdev_get_by_index+0x5e/0x80
[11634.054806][T19513]      fib6_nh_init+0x3d8/0x15b0
[11634.054806][T19513]      ip6_route_info_create+0xf18/0x17d0
[11634.054806][T19513]      ip6_route_add+0x1c/0x140
[11634.054806][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11634.054806][T19513]      addrconf_add_dev+0xe2/0x170
[11634.054806][T19513]      inet6_addr_add+0x12f/0xa40
[11634.054806][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11634.054806][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11634.054806][T19513]      netlink_rcv_skb+0x130/0x360
[11634.054806][T19513]      netlink_unicast+0x449/0x710
[11634.054806][T19513]      netlink_sendmsg+0x723/0xbe0
[11634.054806][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11634.054806][T19513]      ___sys_sendmsg+0xee/0x170
[11634.054806][T19513]      __sys_sendmsg+0xcd/0x170
[11634.054806][T19513]      do_syscall_64+0xc6/0x1e0
[11634.054806][T19513] 
[11634.058316][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11634.058316][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11634.058316][T19513]      ipv6_find_idev+0x102/0x170
[11634.058316][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11634.058316][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11634.058316][T19513]      netlink_rcv_skb+0x130/0x360
[11634.058316][T19513]      netlink_unicast+0x449/0x710
[11634.058316][T19513]      netlink_sendmsg+0x723/0xbe0
[11634.058316][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11634.058316][T19513]      ___sys_sendmsg+0xee/0x170
[11634.058316][T19513]      __sys_sendmsg+0xcd/0x170
[11634.058316][T19513]      do_syscall_64+0xc6/0x1e0
[11634.058316][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11634.058316][T19513] 
[11634.061546][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11634.061546][T19513]      neigh_parms_alloc+0x1e5/0x510
[11634.061546][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11634.061546][T19513]      ipv6_find_idev+0x102/0x170
[11634.061546][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11634.061546][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11634.061546][T19513]      netlink_rcv_skb+0x130/0x360
[11634.061546][T19513]      netlink_unicast+0x449/0x710
[11634.061546][T19513]      netlink_sendmsg+0x723/0xbe0
[11634.061546][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11634.061546][T19513]      ___sys_sendmsg+0xee/0x170
[11634.061546][T19513]      __sys_sendmsg+0xcd/0x170
[11634.061546][T19513]      do_syscall_64+0xc6/0x1e0
[11634.061546][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11634.061546][T19513] 
[11644.183166][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11644.183639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11644.183639][T19513]      netdev_get_by_index+0x5e/0x80
[11644.183639][T19513]      fib6_nh_init+0x3d8/0x15b0
[11644.183639][T19513]      ip6_route_info_create+0xf18/0x17d0
[11644.183639][T19513]      ip6_route_add+0x1c/0x140
[11644.183639][T19513]      addrconf_prefix_route+0x2a6/0x430
[11644.183639][T19513]      inet6_addr_add+0x4f8/0xa40
[11644.183639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11644.183639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11644.183639][T19513]      netlink_rcv_skb+0x130/0x360
[11644.183639][T19513]      netlink_unicast+0x449/0x710
[11644.183639][T19513]      netlink_sendmsg+0x723/0xbe0
[11644.183639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11644.183639][T19513]      ___sys_sendmsg+0xee/0x170
[11644.183639][T19513]      __sys_sendmsg+0xcd/0x170
[11644.183639][T19513]      do_syscall_64+0xc6/0x1e0
[11644.183639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11644.183639][T19513] 
[11644.186074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11644.186074][T19513]      netdev_get_by_index+0x5e/0x80
[11644.186074][T19513]      fib6_nh_init+0x3d8/0x15b0
[11644.186074][T19513]      ip6_route_info_create+0xf18/0x17d0
[11644.186074][T19513]      addrconf_f6i_alloc+0x315/0x560
[11644.186074][T19513]      ipv6_add_addr+0x411/0x2000
[11644.186074][T19513]      inet6_addr_add+0x30e/0xa40
[11644.186074][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11644.186074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11644.186074][T19513]      netlink_rcv_skb+0x130/0x360
[11644.186074][T19513]      netlink_unicast+0x449/0x710
[11644.186074][T19513]      netlink_sendmsg+0x723/0xbe0
[11644.186074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11644.186074][T19513]      ___sys_sendmsg+0xee/0x170
[11644.186074][T19513]      __sys_sendmsg+0xcd/0x170
[11644.186074][T19513]      do_syscall_64+0xc6/0x1e0
[11644.186074][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11644.186074][T19513] 
[11644.188492][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11644.188492][T19513]      netdev_get_by_index+0x5e/0x80
[11644.188492][T19513]      fib6_nh_init+0x3d8/0x15b0
[11644.188492][T19513]      ip6_route_info_create+0xf18/0x17d0
[11644.188492][T19513]      ip6_route_add+0x1c/0x140
[11644.188492][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11644.188492][T19513]      addrconf_add_dev+0xe2/0x170
[11644.188492][T19513]      inet6_addr_add+0x12f/0xa40
[11644.188492][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11644.188492][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11644.188492][T19513]      netlink_rcv_skb+0x130/0x360
[11644.188492][T19513]      netlink_unicast+0x449/0x710
[11644.188492][T19513]      netlink_sendmsg+0x723/0xbe0
[11644.188492][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11644.188492][T19513]      ___sys_sendmsg+0xee/0x170
[11644.188492][T19513]      __sys_sendmsg+0xcd/0x170
[11644.188492][T19513]      do_syscall_64+0xc6/0x1e0
[11644.188492][T19513] 
[11644.190783][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11644.190783][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11644.190783][T19513]      ipv6_find_idev+0x102/0x170
[11644.190783][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11644.190783][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11644.190783][T19513]      netlink_rcv_skb+0x130/0x360
[11644.190783][T19513]      netlink_unicast+0x449/0x710
[11644.190783][T19513]      netlink_sendmsg+0x723/0xbe0
[11644.190783][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11644.190783][T19513]      ___sys_sendmsg+0xee/0x170
[11644.190783][T19513]      __sys_sendmsg+0xcd/0x170
[11644.190783][T19513]      do_syscall_64+0xc6/0x1e0
[11644.190783][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11644.190783][T19513] 
[11644.192665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11644.192665][T19513]      neigh_parms_alloc+0x1e5/0x510
[11644.192665][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11644.192665][T19513]      ipv6_find_idev+0x102/0x170
[11644.192665][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11644.192665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11644.192665][T19513]      netlink_rcv_skb+0x130/0x360
[11644.192665][T19513]      netlink_unicast+0x449/0x710
[11644.192665][T19513]      netlink_sendmsg+0x723/0xbe0
[11644.192665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11644.192665][T19513]      ___sys_sendmsg+0xee/0x170
[11644.192665][T19513]      __sys_sendmsg+0xcd/0x170
[11644.192665][T19513]      do_syscall_64+0xc6/0x1e0
[11644.192665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11644.192665][T19513] 
[11654.431163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11654.431610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11654.431610][T19513]      netdev_get_by_index+0x5e/0x80
[11654.431610][T19513]      fib6_nh_init+0x3d8/0x15b0
[11654.431610][T19513]      ip6_route_info_create+0xf18/0x17d0
[11654.431610][T19513]      ip6_route_add+0x1c/0x140
[11654.431610][T19513]      addrconf_prefix_route+0x2a6/0x430
[11654.431610][T19513]      inet6_addr_add+0x4f8/0xa40
[11654.431610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11654.431610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11654.431610][T19513]      netlink_rcv_skb+0x130/0x360
[11654.431610][T19513]      netlink_unicast+0x449/0x710
[11654.431610][T19513]      netlink_sendmsg+0x723/0xbe0
[11654.431610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11654.431610][T19513]      ___sys_sendmsg+0xee/0x170
[11654.431610][T19513]      __sys_sendmsg+0xcd/0x170
[11654.431610][T19513]      do_syscall_64+0xc6/0x1e0
[11654.431610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11654.431610][T19513] 
[11654.434054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11654.434054][T19513]      netdev_get_by_index+0x5e/0x80
[11654.434054][T19513]      fib6_nh_init+0x3d8/0x15b0
[11654.434054][T19513]      ip6_route_info_create+0xf18/0x17d0
[11654.434054][T19513]      addrconf_f6i_alloc+0x315/0x560
[11654.434054][T19513]      ipv6_add_addr+0x411/0x2000
[11654.434054][T19513]      inet6_addr_add+0x30e/0xa40
[11654.434054][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11654.434054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11654.434054][T19513]      netlink_rcv_skb+0x130/0x360
[11654.434054][T19513]      netlink_unicast+0x449/0x710
[11654.434054][T19513]      netlink_sendmsg+0x723/0xbe0
[11654.434054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11654.434054][T19513]      ___sys_sendmsg+0xee/0x170
[11654.434054][T19513]      __sys_sendmsg+0xcd/0x170
[11654.434054][T19513]      do_syscall_64+0xc6/0x1e0
[11654.434054][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11654.434054][T19513] 
[11654.436517][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11654.436517][T19513]      netdev_get_by_index+0x5e/0x80
[11654.436517][T19513]      fib6_nh_init+0x3d8/0x15b0
[11654.436517][T19513]      ip6_route_info_create+0xf18/0x17d0
[11654.436517][T19513]      ip6_route_add+0x1c/0x140
[11654.436517][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11654.436517][T19513]      addrconf_add_dev+0xe2/0x170
[11654.436517][T19513]      inet6_addr_add+0x12f/0xa40
[11654.436517][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11654.436517][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11654.436517][T19513]      netlink_rcv_skb+0x130/0x360
[11654.436517][T19513]      netlink_unicast+0x449/0x710
[11654.436517][T19513]      netlink_sendmsg+0x723/0xbe0
[11654.436517][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11654.436517][T19513]      ___sys_sendmsg+0xee/0x170
[11654.436517][T19513]      __sys_sendmsg+0xcd/0x170
[11654.436517][T19513]      do_syscall_64+0xc6/0x1e0
[11654.436517][T19513] 
[11654.438805][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11654.438805][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11654.438805][T19513]      ipv6_find_idev+0x102/0x170
[11654.438805][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11654.438805][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11654.438805][T19513]      netlink_rcv_skb+0x130/0x360
[11654.438805][T19513]      netlink_unicast+0x449/0x710
[11654.438805][T19513]      netlink_sendmsg+0x723/0xbe0
[11654.438805][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11654.438805][T19513]      ___sys_sendmsg+0xee/0x170
[11654.438805][T19513]      __sys_sendmsg+0xcd/0x170
[11654.438805][T19513]      do_syscall_64+0xc6/0x1e0
[11654.438805][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11654.438805][T19513] 
[11654.440535][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11654.440535][T19513]      neigh_parms_alloc+0x1e5/0x510
[11654.440535][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11654.440535][T19513]      ipv6_find_idev+0x102/0x170
[11654.440535][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11654.440535][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11654.440535][T19513]      netlink_rcv_skb+0x130/0x360
[11654.440535][T19513]      netlink_unicast+0x449/0x710
[11654.440535][T19513]      netlink_sendmsg+0x723/0xbe0
[11654.440535][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11654.440535][T19513]      ___sys_sendmsg+0xee/0x170
[11654.440535][T19513]      __sys_sendmsg+0xcd/0x170
[11654.440535][T19513]      do_syscall_64+0xc6/0x1e0
[11654.440535][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11654.440535][T19513] 
[11664.679125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11664.679698][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11664.679698][T19513]      netdev_get_by_index+0x5e/0x80
[11664.679698][T19513]      fib6_nh_init+0x3d8/0x15b0
[11664.679698][T19513]      ip6_route_info_create+0xf18/0x17d0
[11664.679698][T19513]      ip6_route_add+0x1c/0x140
[11664.679698][T19513]      addrconf_prefix_route+0x2a6/0x430
[11664.679698][T19513]      inet6_addr_add+0x4f8/0xa40
[11664.679698][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11664.679698][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11664.679698][T19513]      netlink_rcv_skb+0x130/0x360
[11664.679698][T19513]      netlink_unicast+0x449/0x710
[11664.679698][T19513]      netlink_sendmsg+0x723/0xbe0
[11664.679698][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11664.679698][T19513]      ___sys_sendmsg+0xee/0x170
[11664.679698][T19513]      __sys_sendmsg+0xcd/0x170
[11664.679698][T19513]      do_syscall_64+0xc6/0x1e0
[11664.679698][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11664.679698][T19513] 
[11664.682158][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11664.682158][T19513]      netdev_get_by_index+0x5e/0x80
[11664.682158][T19513]      fib6_nh_init+0x3d8/0x15b0
[11664.682158][T19513]      ip6_route_info_create+0xf18/0x17d0
[11664.682158][T19513]      addrconf_f6i_alloc+0x315/0x560
[11664.682158][T19513]      ipv6_add_addr+0x411/0x2000
[11664.682158][T19513]      inet6_addr_add+0x30e/0xa40
[11664.682158][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11664.682158][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11664.682158][T19513]      netlink_rcv_skb+0x130/0x360
[11664.682158][T19513]      netlink_unicast+0x449/0x710
[11664.682158][T19513]      netlink_sendmsg+0x723/0xbe0
[11664.682158][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11664.682158][T19513]      ___sys_sendmsg+0xee/0x170
[11664.682158][T19513]      __sys_sendmsg+0xcd/0x170
[11664.682158][T19513]      do_syscall_64+0xc6/0x1e0
[11664.682158][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11664.682158][T19513] 
[11664.684855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11664.684855][T19513]      netdev_get_by_index+0x5e/0x80
[11664.684855][T19513]      fib6_nh_init+0x3d8/0x15b0
[11664.684855][T19513]      ip6_route_info_create+0xf18/0x17d0
[11664.684855][T19513]      ip6_route_add+0x1c/0x140
[11664.684855][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11664.684855][T19513]      addrconf_add_dev+0xe2/0x170
[11664.684855][T19513]      inet6_addr_add+0x12f/0xa40
[11664.684855][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11664.684855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11664.684855][T19513]      netlink_rcv_skb+0x130/0x360
[11664.684855][T19513]      netlink_unicast+0x449/0x710
[11664.684855][T19513]      netlink_sendmsg+0x723/0xbe0
[11664.684855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11664.684855][T19513]      ___sys_sendmsg+0xee/0x170
[11664.684855][T19513]      __sys_sendmsg+0xcd/0x170
[11664.684855][T19513]      do_syscall_64+0xc6/0x1e0
[11664.684855][T19513] 
[11664.687205][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11664.687205][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11664.687205][T19513]      ipv6_find_idev+0x102/0x170
[11664.687205][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11664.687205][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11664.687205][T19513]      netlink_rcv_skb+0x130/0x360
[11664.687205][T19513]      netlink_unicast+0x449/0x710
[11664.687205][T19513]      netlink_sendmsg+0x723/0xbe0
[11664.687205][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11664.687205][T19513]      ___sys_sendmsg+0xee/0x170
[11664.687205][T19513]      __sys_sendmsg+0xcd/0x170
[11664.687205][T19513]      do_syscall_64+0xc6/0x1e0
[11664.687205][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11664.687205][T19513] 
[11664.689065][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11664.689065][T19513]      neigh_parms_alloc+0x1e5/0x510
[11664.689065][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11664.689065][T19513]      ipv6_find_idev+0x102/0x170
[11664.689065][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11664.689065][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11664.689065][T19513]      netlink_rcv_skb+0x130/0x360
[11664.689065][T19513]      netlink_unicast+0x449/0x710
[11664.689065][T19513]      netlink_sendmsg+0x723/0xbe0
[11664.689065][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11664.689065][T19513]      ___sys_sendmsg+0xee/0x170
[11664.689065][T19513]      __sys_sendmsg+0xcd/0x170
[11664.689065][T19513]      do_syscall_64+0xc6/0x1e0
[11664.689065][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11664.689065][T19513] 
[11674.927189][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11674.927607][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11674.927607][T19513]      netdev_get_by_index+0x5e/0x80
[11674.927607][T19513]      fib6_nh_init+0x3d8/0x15b0
[11674.927607][T19513]      ip6_route_info_create+0xf18/0x17d0
[11674.927607][T19513]      ip6_route_add+0x1c/0x140
[11674.927607][T19513]      addrconf_prefix_route+0x2a6/0x430
[11674.927607][T19513]      inet6_addr_add+0x4f8/0xa40
[11674.927607][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11674.927607][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11674.927607][T19513]      netlink_rcv_skb+0x130/0x360
[11674.927607][T19513]      netlink_unicast+0x449/0x710
[11674.927607][T19513]      netlink_sendmsg+0x723/0xbe0
[11674.927607][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11674.927607][T19513]      ___sys_sendmsg+0xee/0x170
[11674.927607][T19513]      __sys_sendmsg+0xcd/0x170
[11674.927607][T19513]      do_syscall_64+0xc6/0x1e0
[11674.927607][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11674.927607][T19513] 
[11674.929885][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11674.929885][T19513]      netdev_get_by_index+0x5e/0x80
[11674.929885][T19513]      fib6_nh_init+0x3d8/0x15b0
[11674.929885][T19513]      ip6_route_info_create+0xf18/0x17d0
[11674.929885][T19513]      addrconf_f6i_alloc+0x315/0x560
[11674.929885][T19513]      ipv6_add_addr+0x411/0x2000
[11674.929885][T19513]      inet6_addr_add+0x30e/0xa40
[11674.929885][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11674.929885][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11674.929885][T19513]      netlink_rcv_skb+0x130/0x360
[11674.929885][T19513]      netlink_unicast+0x449/0x710
[11674.929885][T19513]      netlink_sendmsg+0x723/0xbe0
[11674.929885][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11674.929885][T19513]      ___sys_sendmsg+0xee/0x170
[11674.929885][T19513]      __sys_sendmsg+0xcd/0x170
[11674.929885][T19513]      do_syscall_64+0xc6/0x1e0
[11674.929885][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11674.929885][T19513] 
[11674.932150][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11674.932150][T19513]      netdev_get_by_index+0x5e/0x80
[11674.932150][T19513]      fib6_nh_init+0x3d8/0x15b0
[11674.932150][T19513]      ip6_route_info_create+0xf18/0x17d0
[11674.932150][T19513]      ip6_route_add+0x1c/0x140
[11674.932150][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11674.932150][T19513]      addrconf_add_dev+0xe2/0x170
[11674.932150][T19513]      inet6_addr_add+0x12f/0xa40
[11674.932150][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11674.932150][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11674.932150][T19513]      netlink_rcv_skb+0x130/0x360
[11674.932150][T19513]      netlink_unicast+0x449/0x710
[11674.932150][T19513]      netlink_sendmsg+0x723/0xbe0
[11674.932150][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11674.932150][T19513]      ___sys_sendmsg+0xee/0x170
[11674.932150][T19513]      __sys_sendmsg+0xcd/0x170
[11674.932150][T19513]      do_syscall_64+0xc6/0x1e0
[11674.932150][T19513] 
[11674.934374][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11674.934374][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11674.934374][T19513]      ipv6_find_idev+0x102/0x170
[11674.934374][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11674.934374][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11674.934374][T19513]      netlink_rcv_skb+0x130/0x360
[11674.934374][T19513]      netlink_unicast+0x449/0x710
[11674.934374][T19513]      netlink_sendmsg+0x723/0xbe0
[11674.934374][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11674.934374][T19513]      ___sys_sendmsg+0xee/0x170
[11674.934374][T19513]      __sys_sendmsg+0xcd/0x170
[11674.934374][T19513]      do_syscall_64+0xc6/0x1e0
[11674.934374][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11674.934374][T19513] 
[11674.936087][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11674.936087][T19513]      neigh_parms_alloc+0x1e5/0x510
[11674.936087][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11674.936087][T19513]      ipv6_find_idev+0x102/0x170
[11674.936087][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11674.936087][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11674.936087][T19513]      netlink_rcv_skb+0x130/0x360
[11674.936087][T19513]      netlink_unicast+0x449/0x710
[11674.936087][T19513]      netlink_sendmsg+0x723/0xbe0
[11674.936087][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11674.936087][T19513]      ___sys_sendmsg+0xee/0x170
[11674.936087][T19513]      __sys_sendmsg+0xcd/0x170
[11674.936087][T19513]      do_syscall_64+0xc6/0x1e0
[11674.936087][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11674.936087][T19513] 
[11685.175121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11685.175569][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11685.175569][T19513]      netdev_get_by_index+0x5e/0x80
[11685.175569][T19513]      fib6_nh_init+0x3d8/0x15b0
[11685.175569][T19513]      ip6_route_info_create+0xf18/0x17d0
[11685.175569][T19513]      ip6_route_add+0x1c/0x140
[11685.175569][T19513]      addrconf_prefix_route+0x2a6/0x430
[11685.175569][T19513]      inet6_addr_add+0x4f8/0xa40
[11685.175569][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11685.175569][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11685.175569][T19513]      netlink_rcv_skb+0x130/0x360
[11685.175569][T19513]      netlink_unicast+0x449/0x710
[11685.175569][T19513]      netlink_sendmsg+0x723/0xbe0
[11685.175569][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11685.175569][T19513]      ___sys_sendmsg+0xee/0x170
[11685.175569][T19513]      __sys_sendmsg+0xcd/0x170
[11685.175569][T19513]      do_syscall_64+0xc6/0x1e0
[11685.175569][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11685.175569][T19513] 
[11685.178053][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11685.178053][T19513]      netdev_get_by_index+0x5e/0x80
[11685.178053][T19513]      fib6_nh_init+0x3d8/0x15b0
[11685.178053][T19513]      ip6_route_info_create+0xf18/0x17d0
[11685.178053][T19513]      addrconf_f6i_alloc+0x315/0x560
[11685.178053][T19513]      ipv6_add_addr+0x411/0x2000
[11685.178053][T19513]      inet6_addr_add+0x30e/0xa40
[11685.178053][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11685.178053][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11685.178053][T19513]      netlink_rcv_skb+0x130/0x360
[11685.178053][T19513]      netlink_unicast+0x449/0x710
[11685.178053][T19513]      netlink_sendmsg+0x723/0xbe0
[11685.178053][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11685.178053][T19513]      ___sys_sendmsg+0xee/0x170
[11685.178053][T19513]      __sys_sendmsg+0xcd/0x170
[11685.178053][T19513]      do_syscall_64+0xc6/0x1e0
[11685.178053][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11685.178053][T19513] 
[11685.180497][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11685.180497][T19513]      netdev_get_by_index+0x5e/0x80
[11685.180497][T19513]      fib6_nh_init+0x3d8/0x15b0
[11685.180497][T19513]      ip6_route_info_create+0xf18/0x17d0
[11685.180497][T19513]      ip6_route_add+0x1c/0x140
[11685.180497][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11685.180497][T19513]      addrconf_add_dev+0xe2/0x170
[11685.180497][T19513]      inet6_addr_add+0x12f/0xa40
[11685.180497][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11685.180497][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11685.180497][T19513]      netlink_rcv_skb+0x130/0x360
[11685.180497][T19513]      netlink_unicast+0x449/0x710
[11685.180497][T19513]      netlink_sendmsg+0x723/0xbe0
[11685.180497][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11685.180497][T19513]      ___sys_sendmsg+0xee/0x170
[11685.180497][T19513]      __sys_sendmsg+0xcd/0x170
[11685.180497][T19513]      do_syscall_64+0xc6/0x1e0
[11685.180497][T19513] 
[11685.182867][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11685.182867][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11685.182867][T19513]      ipv6_find_idev+0x102/0x170
[11685.182867][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11685.182867][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11685.182867][T19513]      netlink_rcv_skb+0x130/0x360
[11685.182867][T19513]      netlink_unicast+0x449/0x710
[11685.182867][T19513]      netlink_sendmsg+0x723/0xbe0
[11685.182867][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11685.182867][T19513]      ___sys_sendmsg+0xee/0x170
[11685.182867][T19513]      __sys_sendmsg+0xcd/0x170
[11685.182867][T19513]      do_syscall_64+0xc6/0x1e0
[11685.182867][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11685.182867][T19513] 
[11685.184789][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11685.184789][T19513]      neigh_parms_alloc+0x1e5/0x510
[11685.184789][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11685.184789][T19513]      ipv6_find_idev+0x102/0x170
[11685.184789][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11685.184789][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11685.184789][T19513]      netlink_rcv_skb+0x130/0x360
[11685.184789][T19513]      netlink_unicast+0x449/0x710
[11685.184789][T19513]      netlink_sendmsg+0x723/0xbe0
[11685.184789][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11685.184789][T19513]      ___sys_sendmsg+0xee/0x170
[11685.184789][T19513]      __sys_sendmsg+0xcd/0x170
[11685.184789][T19513]      do_syscall_64+0xc6/0x1e0
[11685.184789][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11685.184789][T19513] 
[11695.295132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11695.295551][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11695.295551][T19513]      netdev_get_by_index+0x5e/0x80
[11695.295551][T19513]      fib6_nh_init+0x3d8/0x15b0
[11695.295551][T19513]      ip6_route_info_create+0xf18/0x17d0
[11695.295551][T19513]      ip6_route_add+0x1c/0x140
[11695.295551][T19513]      addrconf_prefix_route+0x2a6/0x430
[11695.295551][T19513]      inet6_addr_add+0x4f8/0xa40
[11695.295551][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11695.295551][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11695.295551][T19513]      netlink_rcv_skb+0x130/0x360
[11695.295551][T19513]      netlink_unicast+0x449/0x710
[11695.295551][T19513]      netlink_sendmsg+0x723/0xbe0
[11695.295551][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11695.295551][T19513]      ___sys_sendmsg+0xee/0x170
[11695.295551][T19513]      __sys_sendmsg+0xcd/0x170
[11695.295551][T19513]      do_syscall_64+0xc6/0x1e0
[11695.295551][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11695.295551][T19513] 
[11695.297802][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11695.297802][T19513]      netdev_get_by_index+0x5e/0x80
[11695.297802][T19513]      fib6_nh_init+0x3d8/0x15b0
[11695.297802][T19513]      ip6_route_info_create+0xf18/0x17d0
[11695.297802][T19513]      addrconf_f6i_alloc+0x315/0x560
[11695.297802][T19513]      ipv6_add_addr+0x411/0x2000
[11695.297802][T19513]      inet6_addr_add+0x30e/0xa40
[11695.297802][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11695.297802][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11695.297802][T19513]      netlink_rcv_skb+0x130/0x360
[11695.297802][T19513]      netlink_unicast+0x449/0x710
[11695.297802][T19513]      netlink_sendmsg+0x723/0xbe0
[11695.297802][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11695.297802][T19513]      ___sys_sendmsg+0xee/0x170
[11695.297802][T19513]      __sys_sendmsg+0xcd/0x170
[11695.297802][T19513]      do_syscall_64+0xc6/0x1e0
[11695.297802][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11695.297802][T19513] 
[11695.300378][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11695.300378][T19513]      netdev_get_by_index+0x5e/0x80
[11695.300378][T19513]      fib6_nh_init+0x3d8/0x15b0
[11695.300378][T19513]      ip6_route_info_create+0xf18/0x17d0
[11695.300378][T19513]      ip6_route_add+0x1c/0x140
[11695.300378][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11695.300378][T19513]      addrconf_add_dev+0xe2/0x170
[11695.300378][T19513]      inet6_addr_add+0x12f/0xa40
[11695.300378][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11695.300378][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11695.300378][T19513]      netlink_rcv_skb+0x130/0x360
[11695.300378][T19513]      netlink_unicast+0x449/0x710
[11695.300378][T19513]      netlink_sendmsg+0x723/0xbe0
[11695.300378][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11695.300378][T19513]      ___sys_sendmsg+0xee/0x170
[11695.300378][T19513]      __sys_sendmsg+0xcd/0x170
[11695.300378][T19513]      do_syscall_64+0xc6/0x1e0
[11695.300378][T19513] 
[11695.302901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11695.302901][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11695.302901][T19513]      ipv6_find_idev+0x102/0x170
[11695.302901][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11695.302901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11695.302901][T19513]      netlink_rcv_skb+0x130/0x360
[11695.302901][T19513]      netlink_unicast+0x449/0x710
[11695.302901][T19513]      netlink_sendmsg+0x723/0xbe0
[11695.302901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11695.302901][T19513]      ___sys_sendmsg+0xee/0x170
[11695.302901][T19513]      __sys_sendmsg+0xcd/0x170
[11695.302901][T19513]      do_syscall_64+0xc6/0x1e0
[11695.302901][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11695.302901][T19513] 
[11695.304877][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11695.304877][T19513]      neigh_parms_alloc+0x1e5/0x510
[11695.304877][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11695.304877][T19513]      ipv6_find_idev+0x102/0x170
[11695.304877][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11695.304877][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11695.304877][T19513]      netlink_rcv_skb+0x130/0x360
[11695.304877][T19513]      netlink_unicast+0x449/0x710
[11695.304877][T19513]      netlink_sendmsg+0x723/0xbe0
[11695.304877][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11695.304877][T19513]      ___sys_sendmsg+0xee/0x170
[11695.304877][T19513]      __sys_sendmsg+0xcd/0x170
[11695.304877][T19513]      do_syscall_64+0xc6/0x1e0
[11695.304877][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11695.304877][T19513] 
[11705.479118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11705.479681][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11705.479681][T19513]      netdev_get_by_index+0x5e/0x80
[11705.479681][T19513]      fib6_nh_init+0x3d8/0x15b0
[11705.479681][T19513]      ip6_route_info_create+0xf18/0x17d0
[11705.479681][T19513]      ip6_route_add+0x1c/0x140
[11705.479681][T19513]      addrconf_prefix_route+0x2a6/0x430
[11705.479681][T19513]      inet6_addr_add+0x4f8/0xa40
[11705.479681][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11705.479681][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11705.479681][T19513]      netlink_rcv_skb+0x130/0x360
[11705.479681][T19513]      netlink_unicast+0x449/0x710
[11705.479681][T19513]      netlink_sendmsg+0x723/0xbe0
[11705.479681][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11705.479681][T19513]      ___sys_sendmsg+0xee/0x170
[11705.479681][T19513]      __sys_sendmsg+0xcd/0x170
[11705.479681][T19513]      do_syscall_64+0xc6/0x1e0
[11705.479681][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11705.479681][T19513] 
[11705.483271][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11705.483271][T19513]      netdev_get_by_index+0x5e/0x80
[11705.483271][T19513]      fib6_nh_init+0x3d8/0x15b0
[11705.483271][T19513]      ip6_route_info_create+0xf18/0x17d0
[11705.483271][T19513]      addrconf_f6i_alloc+0x315/0x560
[11705.483271][T19513]      ipv6_add_addr+0x411/0x2000
[11705.483271][T19513]      inet6_addr_add+0x30e/0xa40
[11705.483271][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11705.483271][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11705.483271][T19513]      netlink_rcv_skb+0x130/0x360
[11705.483271][T19513]      netlink_unicast+0x449/0x710
[11705.483271][T19513]      netlink_sendmsg+0x723/0xbe0
[11705.483271][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11705.483271][T19513]      ___sys_sendmsg+0xee/0x170
[11705.483271][T19513]      __sys_sendmsg+0xcd/0x170
[11705.483271][T19513]      do_syscall_64+0xc6/0x1e0
[11705.483271][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11705.483271][T19513] 
[11705.486809][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11705.486809][T19513]      netdev_get_by_index+0x5e/0x80
[11705.486809][T19513]      fib6_nh_init+0x3d8/0x15b0
[11705.486809][T19513]      ip6_route_info_create+0xf18/0x17d0
[11705.486809][T19513]      ip6_route_add+0x1c/0x140
[11705.486809][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11705.486809][T19513]      addrconf_add_dev+0xe2/0x170
[11705.486809][T19513]      inet6_addr_add+0x12f/0xa40
[11705.486809][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11705.486809][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11705.486809][T19513]      netlink_rcv_skb+0x130/0x360
[11705.486809][T19513]      netlink_unicast+0x449/0x710
[11705.486809][T19513]      netlink_sendmsg+0x723/0xbe0
[11705.486809][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11705.486809][T19513]      ___sys_sendmsg+0xee/0x170
[11705.486809][T19513]      __sys_sendmsg+0xcd/0x170
[11705.486809][T19513]      do_syscall_64+0xc6/0x1e0
[11705.486809][T19513] 
[11705.489988][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11705.489988][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11705.489988][T19513]      ipv6_find_idev+0x102/0x170
[11705.489988][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11705.489988][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11705.489988][T19513]      netlink_rcv_skb+0x130/0x360
[11705.489988][T19513]      netlink_unicast+0x449/0x710
[11705.489988][T19513]      netlink_sendmsg+0x723/0xbe0
[11705.489988][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11705.489988][T19513]      ___sys_sendmsg+0xee/0x170
[11705.489988][T19513]      __sys_sendmsg+0xcd/0x170
[11705.489988][T19513]      do_syscall_64+0xc6/0x1e0
[11705.489988][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11705.489988][T19513] 
[11705.492668][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11705.492668][T19513]      neigh_parms_alloc+0x1e5/0x510
[11705.492668][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11705.492668][T19513]      ipv6_find_idev+0x102/0x170
[11705.492668][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11705.492668][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11705.492668][T19513]      netlink_rcv_skb+0x130/0x360
[11705.492668][T19513]      netlink_unicast+0x449/0x710
[11705.492668][T19513]      netlink_sendmsg+0x723/0xbe0
[11705.492668][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11705.492668][T19513]      ___sys_sendmsg+0xee/0x170
[11705.492668][T19513]      __sys_sendmsg+0xcd/0x170
[11705.492668][T19513]      do_syscall_64+0xc6/0x1e0
[11705.492668][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11705.492668][T19513] 
[11715.743107][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11715.743547][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11715.743547][T19513]      netdev_get_by_index+0x5e/0x80
[11715.743547][T19513]      fib6_nh_init+0x3d8/0x15b0
[11715.743547][T19513]      ip6_route_info_create+0xf18/0x17d0
[11715.743547][T19513]      ip6_route_add+0x1c/0x140
[11715.743547][T19513]      addrconf_prefix_route+0x2a6/0x430
[11715.743547][T19513]      inet6_addr_add+0x4f8/0xa40
[11715.743547][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11715.743547][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11715.743547][T19513]      netlink_rcv_skb+0x130/0x360
[11715.743547][T19513]      netlink_unicast+0x449/0x710
[11715.743547][T19513]      netlink_sendmsg+0x723/0xbe0
[11715.743547][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11715.743547][T19513]      ___sys_sendmsg+0xee/0x170
[11715.743547][T19513]      __sys_sendmsg+0xcd/0x170
[11715.743547][T19513]      do_syscall_64+0xc6/0x1e0
[11715.743547][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11715.743547][T19513] 
[11715.745964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11715.745964][T19513]      netdev_get_by_index+0x5e/0x80
[11715.745964][T19513]      fib6_nh_init+0x3d8/0x15b0
[11715.745964][T19513]      ip6_route_info_create+0xf18/0x17d0
[11715.745964][T19513]      addrconf_f6i_alloc+0x315/0x560
[11715.745964][T19513]      ipv6_add_addr+0x411/0x2000
[11715.745964][T19513]      inet6_addr_add+0x30e/0xa40
[11715.745964][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11715.745964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11715.745964][T19513]      netlink_rcv_skb+0x130/0x360
[11715.745964][T19513]      netlink_unicast+0x449/0x710
[11715.745964][T19513]      netlink_sendmsg+0x723/0xbe0
[11715.745964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11715.745964][T19513]      ___sys_sendmsg+0xee/0x170
[11715.745964][T19513]      __sys_sendmsg+0xcd/0x170
[11715.745964][T19513]      do_syscall_64+0xc6/0x1e0
[11715.745964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11715.745964][T19513] 
[11715.748319][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11715.748319][T19513]      netdev_get_by_index+0x5e/0x80
[11715.748319][T19513]      fib6_nh_init+0x3d8/0x15b0
[11715.748319][T19513]      ip6_route_info_create+0xf18/0x17d0
[11715.748319][T19513]      ip6_route_add+0x1c/0x140
[11715.748319][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11715.748319][T19513]      addrconf_add_dev+0xe2/0x170
[11715.748319][T19513]      inet6_addr_add+0x12f/0xa40
[11715.748319][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11715.748319][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11715.748319][T19513]      netlink_rcv_skb+0x130/0x360
[11715.748319][T19513]      netlink_unicast+0x449/0x710
[11715.748319][T19513]      netlink_sendmsg+0x723/0xbe0
[11715.748319][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11715.748319][T19513]      ___sys_sendmsg+0xee/0x170
[11715.748319][T19513]      __sys_sendmsg+0xcd/0x170
[11715.748319][T19513]      do_syscall_64+0xc6/0x1e0
[11715.748319][T19513] 
[11715.750630][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11715.750630][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11715.750630][T19513]      ipv6_find_idev+0x102/0x170
[11715.750630][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11715.750630][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11715.750630][T19513]      netlink_rcv_skb+0x130/0x360
[11715.750630][T19513]      netlink_unicast+0x449/0x710
[11715.750630][T19513]      netlink_sendmsg+0x723/0xbe0
[11715.750630][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11715.750630][T19513]      ___sys_sendmsg+0xee/0x170
[11715.750630][T19513]      __sys_sendmsg+0xcd/0x170
[11715.750630][T19513]      do_syscall_64+0xc6/0x1e0
[11715.750630][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11715.750630][T19513] 
[11715.753137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11715.753137][T19513]      neigh_parms_alloc+0x1e5/0x510
[11715.753137][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11715.753137][T19513]      ipv6_find_idev+0x102/0x170
[11715.753137][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11715.753137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11715.753137][T19513]      netlink_rcv_skb+0x130/0x360
[11715.753137][T19513]      netlink_unicast+0x449/0x710
[11715.753137][T19513]      netlink_sendmsg+0x723/0xbe0
[11715.753137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11715.753137][T19513]      ___sys_sendmsg+0xee/0x170
[11715.753137][T19513]      __sys_sendmsg+0xcd/0x170
[11715.753137][T19513]      do_syscall_64+0xc6/0x1e0
[11715.753137][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11715.753137][T19513] 
[11725.999107][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11725.999549][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11725.999549][T19513]      netdev_get_by_index+0x5e/0x80
[11725.999549][T19513]      fib6_nh_init+0x3d8/0x15b0
[11725.999549][T19513]      ip6_route_info_create+0xf18/0x17d0
[11725.999549][T19513]      ip6_route_add+0x1c/0x140
[11725.999549][T19513]      addrconf_prefix_route+0x2a6/0x430
[11725.999549][T19513]      inet6_addr_add+0x4f8/0xa40
[11725.999549][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11725.999549][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11725.999549][T19513]      netlink_rcv_skb+0x130/0x360
[11725.999549][T19513]      netlink_unicast+0x449/0x710
[11725.999549][T19513]      netlink_sendmsg+0x723/0xbe0
[11725.999549][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11725.999549][T19513]      ___sys_sendmsg+0xee/0x170
[11725.999549][T19513]      __sys_sendmsg+0xcd/0x170
[11725.999549][T19513]      do_syscall_64+0xc6/0x1e0
[11725.999549][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11725.999549][T19513] 
[11726.002064][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11726.002064][T19513]      netdev_get_by_index+0x5e/0x80
[11726.002064][T19513]      fib6_nh_init+0x3d8/0x15b0
[11726.002064][T19513]      ip6_route_info_create+0xf18/0x17d0
[11726.002064][T19513]      addrconf_f6i_alloc+0x315/0x560
[11726.002064][T19513]      ipv6_add_addr+0x411/0x2000
[11726.002064][T19513]      inet6_addr_add+0x30e/0xa40
[11726.002064][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11726.002064][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11726.002064][T19513]      netlink_rcv_skb+0x130/0x360
[11726.002064][T19513]      netlink_unicast+0x449/0x710
[11726.002064][T19513]      netlink_sendmsg+0x723/0xbe0
[11726.002064][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11726.002064][T19513]      ___sys_sendmsg+0xee/0x170
[11726.002064][T19513]      __sys_sendmsg+0xcd/0x170
[11726.002064][T19513]      do_syscall_64+0xc6/0x1e0
[11726.002064][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11726.002064][T19513] 
[11726.004574][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11726.004574][T19513]      netdev_get_by_index+0x5e/0x80
[11726.004574][T19513]      fib6_nh_init+0x3d8/0x15b0
[11726.004574][T19513]      ip6_route_info_create+0xf18/0x17d0
[11726.004574][T19513]      ip6_route_add+0x1c/0x140
[11726.004574][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11726.004574][T19513]      addrconf_add_dev+0xe2/0x170
[11726.004574][T19513]      inet6_addr_add+0x12f/0xa40
[11726.004574][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11726.004574][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11726.004574][T19513]      netlink_rcv_skb+0x130/0x360
[11726.004574][T19513]      netlink_unicast+0x449/0x710
[11726.004574][T19513]      netlink_sendmsg+0x723/0xbe0
[11726.004574][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11726.004574][T19513]      ___sys_sendmsg+0xee/0x170
[11726.004574][T19513]      __sys_sendmsg+0xcd/0x170
[11726.004574][T19513]      do_syscall_64+0xc6/0x1e0
[11726.004574][T19513] 
[11726.007033][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11726.007033][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11726.007033][T19513]      ipv6_find_idev+0x102/0x170
[11726.007033][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11726.007033][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11726.007033][T19513]      netlink_rcv_skb+0x130/0x360
[11726.007033][T19513]      netlink_unicast+0x449/0x710
[11726.007033][T19513]      netlink_sendmsg+0x723/0xbe0
[11726.007033][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11726.007033][T19513]      ___sys_sendmsg+0xee/0x170
[11726.007033][T19513]      __sys_sendmsg+0xcd/0x170
[11726.007033][T19513]      do_syscall_64+0xc6/0x1e0
[11726.007033][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11726.007033][T19513] 
[11726.008940][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11726.008940][T19513]      neigh_parms_alloc+0x1e5/0x510
[11726.008940][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11726.008940][T19513]      ipv6_find_idev+0x102/0x170
[11726.008940][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11726.008940][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11726.008940][T19513]      netlink_rcv_skb+0x130/0x360
[11726.008940][T19513]      netlink_unicast+0x449/0x710
[11726.008940][T19513]      netlink_sendmsg+0x723/0xbe0
[11726.008940][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11726.008940][T19513]      ___sys_sendmsg+0xee/0x170
[11726.008940][T19513]      __sys_sendmsg+0xcd/0x170
[11726.008940][T19513]      do_syscall_64+0xc6/0x1e0
[11726.008940][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11726.008940][T19513] 
[11736.255218][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11736.255799][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11736.255799][T19513]      netdev_get_by_index+0x5e/0x80
[11736.255799][T19513]      fib6_nh_init+0x3d8/0x15b0
[11736.255799][T19513]      ip6_route_info_create+0xf18/0x17d0
[11736.255799][T19513]      ip6_route_add+0x1c/0x140
[11736.255799][T19513]      addrconf_prefix_route+0x2a6/0x430
[11736.255799][T19513]      inet6_addr_add+0x4f8/0xa40
[11736.255799][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11736.255799][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11736.255799][T19513]      netlink_rcv_skb+0x130/0x360
[11736.255799][T19513]      netlink_unicast+0x449/0x710
[11736.255799][T19513]      netlink_sendmsg+0x723/0xbe0
[11736.255799][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11736.255799][T19513]      ___sys_sendmsg+0xee/0x170
[11736.255799][T19513]      __sys_sendmsg+0xcd/0x170
[11736.255799][T19513]      do_syscall_64+0xc6/0x1e0
[11736.255799][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11736.255799][T19513] 
[11736.258961][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11736.258961][T19513]      netdev_get_by_index+0x5e/0x80
[11736.258961][T19513]      fib6_nh_init+0x3d8/0x15b0
[11736.258961][T19513]      ip6_route_info_create+0xf18/0x17d0
[11736.258961][T19513]      addrconf_f6i_alloc+0x315/0x560
[11736.258961][T19513]      ipv6_add_addr+0x411/0x2000
[11736.258961][T19513]      inet6_addr_add+0x30e/0xa40
[11736.258961][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11736.258961][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11736.258961][T19513]      netlink_rcv_skb+0x130/0x360
[11736.258961][T19513]      netlink_unicast+0x449/0x710
[11736.258961][T19513]      netlink_sendmsg+0x723/0xbe0
[11736.258961][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11736.258961][T19513]      ___sys_sendmsg+0xee/0x170
[11736.258961][T19513]      __sys_sendmsg+0xcd/0x170
[11736.258961][T19513]      do_syscall_64+0xc6/0x1e0
[11736.258961][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11736.258961][T19513] 
[11736.261387][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11736.261387][T19513]      netdev_get_by_index+0x5e/0x80
[11736.261387][T19513]      fib6_nh_init+0x3d8/0x15b0
[11736.261387][T19513]      ip6_route_info_create+0xf18/0x17d0
[11736.261387][T19513]      ip6_route_add+0x1c/0x140
[11736.261387][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11736.261387][T19513]      addrconf_add_dev+0xe2/0x170
[11736.261387][T19513]      inet6_addr_add+0x12f/0xa40
[11736.261387][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11736.261387][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11736.261387][T19513]      netlink_rcv_skb+0x130/0x360
[11736.261387][T19513]      netlink_unicast+0x449/0x710
[11736.261387][T19513]      netlink_sendmsg+0x723/0xbe0
[11736.261387][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11736.261387][T19513]      ___sys_sendmsg+0xee/0x170
[11736.261387][T19513]      __sys_sendmsg+0xcd/0x170
[11736.261387][T19513]      do_syscall_64+0xc6/0x1e0
[11736.261387][T19513] 
[11736.263603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11736.263603][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11736.263603][T19513]      ipv6_find_idev+0x102/0x170
[11736.263603][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11736.263603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11736.263603][T19513]      netlink_rcv_skb+0x130/0x360
[11736.263603][T19513]      netlink_unicast+0x449/0x710
[11736.263603][T19513]      netlink_sendmsg+0x723/0xbe0
[11736.263603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11736.263603][T19513]      ___sys_sendmsg+0xee/0x170
[11736.263603][T19513]      __sys_sendmsg+0xcd/0x170
[11736.263603][T19513]      do_syscall_64+0xc6/0x1e0
[11736.263603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11736.263603][T19513] 
[11736.265565][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11736.265565][T19513]      neigh_parms_alloc+0x1e5/0x510
[11736.265565][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11736.265565][T19513]      ipv6_find_idev+0x102/0x170
[11736.265565][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11736.265565][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11736.265565][T19513]      netlink_rcv_skb+0x130/0x360
[11736.265565][T19513]      netlink_unicast+0x449/0x710
[11736.265565][T19513]      netlink_sendmsg+0x723/0xbe0
[11736.265565][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11736.265565][T19513]      ___sys_sendmsg+0xee/0x170
[11736.265565][T19513]      __sys_sendmsg+0xcd/0x170
[11736.265565][T19513]      do_syscall_64+0xc6/0x1e0
[11736.265565][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11736.265565][T19513] 
[11746.511113][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11746.511576][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11746.511576][T19513]      netdev_get_by_index+0x5e/0x80
[11746.511576][T19513]      fib6_nh_init+0x3d8/0x15b0
[11746.511576][T19513]      ip6_route_info_create+0xf18/0x17d0
[11746.511576][T19513]      ip6_route_add+0x1c/0x140
[11746.511576][T19513]      addrconf_prefix_route+0x2a6/0x430
[11746.511576][T19513]      inet6_addr_add+0x4f8/0xa40
[11746.511576][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11746.511576][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11746.511576][T19513]      netlink_rcv_skb+0x130/0x360
[11746.511576][T19513]      netlink_unicast+0x449/0x710
[11746.511576][T19513]      netlink_sendmsg+0x723/0xbe0
[11746.511576][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11746.511576][T19513]      ___sys_sendmsg+0xee/0x170
[11746.511576][T19513]      __sys_sendmsg+0xcd/0x170
[11746.511576][T19513]      do_syscall_64+0xc6/0x1e0
[11746.511576][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11746.511576][T19513] 
[11746.513845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11746.513845][T19513]      netdev_get_by_index+0x5e/0x80
[11746.513845][T19513]      fib6_nh_init+0x3d8/0x15b0
[11746.513845][T19513]      ip6_route_info_create+0xf18/0x17d0
[11746.513845][T19513]      addrconf_f6i_alloc+0x315/0x560
[11746.513845][T19513]      ipv6_add_addr+0x411/0x2000
[11746.513845][T19513]      inet6_addr_add+0x30e/0xa40
[11746.513845][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11746.513845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11746.513845][T19513]      netlink_rcv_skb+0x130/0x360
[11746.513845][T19513]      netlink_unicast+0x449/0x710
[11746.513845][T19513]      netlink_sendmsg+0x723/0xbe0
[11746.513845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11746.513845][T19513]      ___sys_sendmsg+0xee/0x170
[11746.513845][T19513]      __sys_sendmsg+0xcd/0x170
[11746.513845][T19513]      do_syscall_64+0xc6/0x1e0
[11746.513845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11746.513845][T19513] 
[11746.516071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11746.516071][T19513]      netdev_get_by_index+0x5e/0x80
[11746.516071][T19513]      fib6_nh_init+0x3d8/0x15b0
[11746.516071][T19513]      ip6_route_info_create+0xf18/0x17d0
[11746.516071][T19513]      ip6_route_add+0x1c/0x140
[11746.516071][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11746.516071][T19513]      addrconf_add_dev+0xe2/0x170
[11746.516071][T19513]      inet6_addr_add+0x12f/0xa40
[11746.516071][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11746.516071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11746.516071][T19513]      netlink_rcv_skb+0x130/0x360
[11746.516071][T19513]      netlink_unicast+0x449/0x710
[11746.516071][T19513]      netlink_sendmsg+0x723/0xbe0
[11746.516071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11746.516071][T19513]      ___sys_sendmsg+0xee/0x170
[11746.516071][T19513]      __sys_sendmsg+0xcd/0x170
[11746.516071][T19513]      do_syscall_64+0xc6/0x1e0
[11746.516071][T19513] 
[11746.518245][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11746.518245][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11746.518245][T19513]      ipv6_find_idev+0x102/0x170
[11746.518245][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11746.518245][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11746.518245][T19513]      netlink_rcv_skb+0x130/0x360
[11746.518245][T19513]      netlink_unicast+0x449/0x710
[11746.518245][T19513]      netlink_sendmsg+0x723/0xbe0
[11746.518245][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11746.518245][T19513]      ___sys_sendmsg+0xee/0x170
[11746.518245][T19513]      __sys_sendmsg+0xcd/0x170
[11746.518245][T19513]      do_syscall_64+0xc6/0x1e0
[11746.518245][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11746.518245][T19513] 
[11746.519938][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11746.519938][T19513]      neigh_parms_alloc+0x1e5/0x510
[11746.519938][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11746.519938][T19513]      ipv6_find_idev+0x102/0x170
[11746.519938][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11746.519938][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11746.519938][T19513]      netlink_rcv_skb+0x130/0x360
[11746.519938][T19513]      netlink_unicast+0x449/0x710
[11746.519938][T19513]      netlink_sendmsg+0x723/0xbe0
[11746.519938][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11746.519938][T19513]      ___sys_sendmsg+0xee/0x170
[11746.519938][T19513]      __sys_sendmsg+0xcd/0x170
[11746.519938][T19513]      do_syscall_64+0xc6/0x1e0
[11746.519938][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11746.519938][T19513] 
[11756.767154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11756.767778][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11756.767778][T19513]      netdev_get_by_index+0x5e/0x80
[11756.767778][T19513]      fib6_nh_init+0x3d8/0x15b0
[11756.767778][T19513]      ip6_route_info_create+0xf18/0x17d0
[11756.767778][T19513]      ip6_route_add+0x1c/0x140
[11756.767778][T19513]      addrconf_prefix_route+0x2a6/0x430
[11756.767778][T19513]      inet6_addr_add+0x4f8/0xa40
[11756.767778][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11756.767778][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11756.767778][T19513]      netlink_rcv_skb+0x130/0x360
[11756.767778][T19513]      netlink_unicast+0x449/0x710
[11756.767778][T19513]      netlink_sendmsg+0x723/0xbe0
[11756.767778][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11756.767778][T19513]      ___sys_sendmsg+0xee/0x170
[11756.767778][T19513]      __sys_sendmsg+0xcd/0x170
[11756.767778][T19513]      do_syscall_64+0xc6/0x1e0
[11756.767778][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11756.767778][T19513] 
[11756.770213][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11756.770213][T19513]      netdev_get_by_index+0x5e/0x80
[11756.770213][T19513]      fib6_nh_init+0x3d8/0x15b0
[11756.770213][T19513]      ip6_route_info_create+0xf18/0x17d0
[11756.770213][T19513]      addrconf_f6i_alloc+0x315/0x560
[11756.770213][T19513]      ipv6_add_addr+0x411/0x2000
[11756.770213][T19513]      inet6_addr_add+0x30e/0xa40
[11756.770213][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11756.770213][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11756.770213][T19513]      netlink_rcv_skb+0x130/0x360
[11756.770213][T19513]      netlink_unicast+0x449/0x710
[11756.770213][T19513]      netlink_sendmsg+0x723/0xbe0
[11756.770213][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11756.770213][T19513]      ___sys_sendmsg+0xee/0x170
[11756.770213][T19513]      __sys_sendmsg+0xcd/0x170
[11756.770213][T19513]      do_syscall_64+0xc6/0x1e0
[11756.770213][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11756.770213][T19513] 
[11756.772510][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11756.772510][T19513]      netdev_get_by_index+0x5e/0x80
[11756.772510][T19513]      fib6_nh_init+0x3d8/0x15b0
[11756.772510][T19513]      ip6_route_info_create+0xf18/0x17d0
[11756.772510][T19513]      ip6_route_add+0x1c/0x140
[11756.772510][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11756.772510][T19513]      addrconf_add_dev+0xe2/0x170
[11756.772510][T19513]      inet6_addr_add+0x12f/0xa40
[11756.772510][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11756.772510][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11756.772510][T19513]      netlink_rcv_skb+0x130/0x360
[11756.772510][T19513]      netlink_unicast+0x449/0x710
[11756.772510][T19513]      netlink_sendmsg+0x723/0xbe0
[11756.772510][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11756.772510][T19513]      ___sys_sendmsg+0xee/0x170
[11756.772510][T19513]      __sys_sendmsg+0xcd/0x170
[11756.772510][T19513]      do_syscall_64+0xc6/0x1e0
[11756.772510][T19513] 
[11756.774787][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11756.774787][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11756.774787][T19513]      ipv6_find_idev+0x102/0x170
[11756.774787][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11756.774787][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11756.774787][T19513]      netlink_rcv_skb+0x130/0x360
[11756.774787][T19513]      netlink_unicast+0x449/0x710
[11756.774787][T19513]      netlink_sendmsg+0x723/0xbe0
[11756.774787][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11756.774787][T19513]      ___sys_sendmsg+0xee/0x170
[11756.774787][T19513]      __sys_sendmsg+0xcd/0x170
[11756.774787][T19513]      do_syscall_64+0xc6/0x1e0
[11756.774787][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11756.774787][T19513] 
[11756.776580][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11756.776580][T19513]      neigh_parms_alloc+0x1e5/0x510
[11756.776580][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11756.776580][T19513]      ipv6_find_idev+0x102/0x170
[11756.776580][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11756.776580][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11756.776580][T19513]      netlink_rcv_skb+0x130/0x360
[11756.776580][T19513]      netlink_unicast+0x449/0x710
[11756.776580][T19513]      netlink_sendmsg+0x723/0xbe0
[11756.776580][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11756.776580][T19513]      ___sys_sendmsg+0xee/0x170
[11756.776580][T19513]      __sys_sendmsg+0xcd/0x170
[11756.776580][T19513]      do_syscall_64+0xc6/0x1e0
[11756.776580][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11756.776580][T19513] 
[11767.031155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11767.031583][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11767.031583][T19513]      netdev_get_by_index+0x5e/0x80
[11767.031583][T19513]      fib6_nh_init+0x3d8/0x15b0
[11767.031583][T19513]      ip6_route_info_create+0xf18/0x17d0
[11767.031583][T19513]      ip6_route_add+0x1c/0x140
[11767.031583][T19513]      addrconf_prefix_route+0x2a6/0x430
[11767.031583][T19513]      inet6_addr_add+0x4f8/0xa40
[11767.031583][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11767.031583][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11767.031583][T19513]      netlink_rcv_skb+0x130/0x360
[11767.031583][T19513]      netlink_unicast+0x449/0x710
[11767.031583][T19513]      netlink_sendmsg+0x723/0xbe0
[11767.031583][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11767.031583][T19513]      ___sys_sendmsg+0xee/0x170
[11767.031583][T19513]      __sys_sendmsg+0xcd/0x170
[11767.031583][T19513]      do_syscall_64+0xc6/0x1e0
[11767.031583][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11767.031583][T19513] 
[11767.033933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11767.033933][T19513]      netdev_get_by_index+0x5e/0x80
[11767.033933][T19513]      fib6_nh_init+0x3d8/0x15b0
[11767.033933][T19513]      ip6_route_info_create+0xf18/0x17d0
[11767.033933][T19513]      addrconf_f6i_alloc+0x315/0x560
[11767.033933][T19513]      ipv6_add_addr+0x411/0x2000
[11767.033933][T19513]      inet6_addr_add+0x30e/0xa40
[11767.033933][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11767.033933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11767.033933][T19513]      netlink_rcv_skb+0x130/0x360
[11767.033933][T19513]      netlink_unicast+0x449/0x710
[11767.033933][T19513]      netlink_sendmsg+0x723/0xbe0
[11767.033933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11767.033933][T19513]      ___sys_sendmsg+0xee/0x170
[11767.033933][T19513]      __sys_sendmsg+0xcd/0x170
[11767.033933][T19513]      do_syscall_64+0xc6/0x1e0
[11767.033933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11767.033933][T19513] 
[11767.036207][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11767.036207][T19513]      netdev_get_by_index+0x5e/0x80
[11767.036207][T19513]      fib6_nh_init+0x3d8/0x15b0
[11767.036207][T19513]      ip6_route_info_create+0xf18/0x17d0
[11767.036207][T19513]      ip6_route_add+0x1c/0x140
[11767.036207][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11767.036207][T19513]      addrconf_add_dev+0xe2/0x170
[11767.036207][T19513]      inet6_addr_add+0x12f/0xa40
[11767.036207][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11767.036207][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11767.036207][T19513]      netlink_rcv_skb+0x130/0x360
[11767.036207][T19513]      netlink_unicast+0x449/0x710
[11767.036207][T19513]      netlink_sendmsg+0x723/0xbe0
[11767.036207][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11767.036207][T19513]      ___sys_sendmsg+0xee/0x170
[11767.036207][T19513]      __sys_sendmsg+0xcd/0x170
[11767.036207][T19513]      do_syscall_64+0xc6/0x1e0
[11767.036207][T19513] 
[11767.038469][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11767.038469][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11767.038469][T19513]      ipv6_find_idev+0x102/0x170
[11767.038469][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11767.038469][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11767.038469][T19513]      netlink_rcv_skb+0x130/0x360
[11767.038469][T19513]      netlink_unicast+0x449/0x710
[11767.038469][T19513]      netlink_sendmsg+0x723/0xbe0
[11767.038469][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11767.038469][T19513]      ___sys_sendmsg+0xee/0x170
[11767.038469][T19513]      __sys_sendmsg+0xcd/0x170
[11767.038469][T19513]      do_syscall_64+0xc6/0x1e0
[11767.038469][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11767.038469][T19513] 
[11767.040233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11767.040233][T19513]      neigh_parms_alloc+0x1e5/0x510
[11767.040233][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11767.040233][T19513]      ipv6_find_idev+0x102/0x170
[11767.040233][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11767.040233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11767.040233][T19513]      netlink_rcv_skb+0x130/0x360
[11767.040233][T19513]      netlink_unicast+0x449/0x710
[11767.040233][T19513]      netlink_sendmsg+0x723/0xbe0
[11767.040233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11767.040233][T19513]      ___sys_sendmsg+0xee/0x170
[11767.040233][T19513]      __sys_sendmsg+0xcd/0x170
[11767.040233][T19513]      do_syscall_64+0xc6/0x1e0
[11767.040233][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11767.040233][T19513] 
[11777.119119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11777.119552][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11777.119552][T19513]      netdev_get_by_index+0x5e/0x80
[11777.119552][T19513]      fib6_nh_init+0x3d8/0x15b0
[11777.119552][T19513]      ip6_route_info_create+0xf18/0x17d0
[11777.119552][T19513]      ip6_route_add+0x1c/0x140
[11777.119552][T19513]      addrconf_prefix_route+0x2a6/0x430
[11777.119552][T19513]      inet6_addr_add+0x4f8/0xa40
[11777.119552][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11777.119552][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11777.119552][T19513]      netlink_rcv_skb+0x130/0x360
[11777.119552][T19513]      netlink_unicast+0x449/0x710
[11777.119552][T19513]      netlink_sendmsg+0x723/0xbe0
[11777.119552][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11777.119552][T19513]      ___sys_sendmsg+0xee/0x170
[11777.119552][T19513]      __sys_sendmsg+0xcd/0x170
[11777.119552][T19513]      do_syscall_64+0xc6/0x1e0
[11777.119552][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11777.119552][T19513] 
[11777.121909][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11777.121909][T19513]      netdev_get_by_index+0x5e/0x80
[11777.121909][T19513]      fib6_nh_init+0x3d8/0x15b0
[11777.121909][T19513]      ip6_route_info_create+0xf18/0x17d0
[11777.121909][T19513]      addrconf_f6i_alloc+0x315/0x560
[11777.121909][T19513]      ipv6_add_addr+0x411/0x2000
[11777.121909][T19513]      inet6_addr_add+0x30e/0xa40
[11777.121909][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11777.121909][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11777.121909][T19513]      netlink_rcv_skb+0x130/0x360
[11777.121909][T19513]      netlink_unicast+0x449/0x710
[11777.121909][T19513]      netlink_sendmsg+0x723/0xbe0
[11777.121909][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11777.121909][T19513]      ___sys_sendmsg+0xee/0x170
[11777.121909][T19513]      __sys_sendmsg+0xcd/0x170
[11777.121909][T19513]      do_syscall_64+0xc6/0x1e0
[11777.121909][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11777.121909][T19513] 
[11777.124133][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11777.124133][T19513]      netdev_get_by_index+0x5e/0x80
[11777.124133][T19513]      fib6_nh_init+0x3d8/0x15b0
[11777.124133][T19513]      ip6_route_info_create+0xf18/0x17d0
[11777.124133][T19513]      ip6_route_add+0x1c/0x140
[11777.124133][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11777.124133][T19513]      addrconf_add_dev+0xe2/0x170
[11777.124133][T19513]      inet6_addr_add+0x12f/0xa40
[11777.124133][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11777.124133][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11777.124133][T19513]      netlink_rcv_skb+0x130/0x360
[11777.124133][T19513]      netlink_unicast+0x449/0x710
[11777.124133][T19513]      netlink_sendmsg+0x723/0xbe0
[11777.124133][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11777.124133][T19513]      ___sys_sendmsg+0xee/0x170
[11777.124133][T19513]      __sys_sendmsg+0xcd/0x170
[11777.124133][T19513]      do_syscall_64+0xc6/0x1e0
[11777.124133][T19513] 
[11777.126296][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11777.126296][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11777.126296][T19513]      ipv6_find_idev+0x102/0x170
[11777.126296][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11777.126296][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11777.126296][T19513]      netlink_rcv_skb+0x130/0x360
[11777.126296][T19513]      netlink_unicast+0x449/0x710
[11777.126296][T19513]      netlink_sendmsg+0x723/0xbe0
[11777.126296][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11777.126296][T19513]      ___sys_sendmsg+0xee/0x170
[11777.126296][T19513]      __sys_sendmsg+0xcd/0x170
[11777.126296][T19513]      do_syscall_64+0xc6/0x1e0
[11777.126296][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11777.126296][T19513] 
[11777.128535][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11777.128535][T19513]      neigh_parms_alloc+0x1e5/0x510
[11777.128535][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11777.128535][T19513]      ipv6_find_idev+0x102/0x170
[11777.128535][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11777.128535][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11777.128535][T19513]      netlink_rcv_skb+0x130/0x360
[11777.128535][T19513]      netlink_unicast+0x449/0x710
[11777.128535][T19513]      netlink_sendmsg+0x723/0xbe0
[11777.128535][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11777.128535][T19513]      ___sys_sendmsg+0xee/0x170
[11777.128535][T19513]      __sys_sendmsg+0xcd/0x170
[11777.128535][T19513]      do_syscall_64+0xc6/0x1e0
[11777.128535][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11777.128535][T19513] 
[11787.367147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11787.367738][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11787.367738][T19513]      netdev_get_by_index+0x5e/0x80
[11787.367738][T19513]      fib6_nh_init+0x3d8/0x15b0
[11787.367738][T19513]      ip6_route_info_create+0xf18/0x17d0
[11787.367738][T19513]      ip6_route_add+0x1c/0x140
[11787.367738][T19513]      addrconf_prefix_route+0x2a6/0x430
[11787.367738][T19513]      inet6_addr_add+0x4f8/0xa40
[11787.367738][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11787.367738][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11787.367738][T19513]      netlink_rcv_skb+0x130/0x360
[11787.367738][T19513]      netlink_unicast+0x449/0x710
[11787.367738][T19513]      netlink_sendmsg+0x723/0xbe0
[11787.367738][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11787.367738][T19513]      ___sys_sendmsg+0xee/0x170
[11787.367738][T19513]      __sys_sendmsg+0xcd/0x170
[11787.367738][T19513]      do_syscall_64+0xc6/0x1e0
[11787.367738][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11787.367738][T19513] 
[11787.369970][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11787.369970][T19513]      netdev_get_by_index+0x5e/0x80
[11787.369970][T19513]      fib6_nh_init+0x3d8/0x15b0
[11787.369970][T19513]      ip6_route_info_create+0xf18/0x17d0
[11787.369970][T19513]      addrconf_f6i_alloc+0x315/0x560
[11787.369970][T19513]      ipv6_add_addr+0x411/0x2000
[11787.369970][T19513]      inet6_addr_add+0x30e/0xa40
[11787.369970][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11787.369970][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11787.369970][T19513]      netlink_rcv_skb+0x130/0x360
[11787.369970][T19513]      netlink_unicast+0x449/0x710
[11787.369970][T19513]      netlink_sendmsg+0x723/0xbe0
[11787.369970][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11787.369970][T19513]      ___sys_sendmsg+0xee/0x170
[11787.369970][T19513]      __sys_sendmsg+0xcd/0x170
[11787.369970][T19513]      do_syscall_64+0xc6/0x1e0
[11787.369970][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11787.369970][T19513] 
[11787.372173][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11787.372173][T19513]      netdev_get_by_index+0x5e/0x80
[11787.372173][T19513]      fib6_nh_init+0x3d8/0x15b0
[11787.372173][T19513]      ip6_route_info_create+0xf18/0x17d0
[11787.372173][T19513]      ip6_route_add+0x1c/0x140
[11787.372173][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11787.372173][T19513]      addrconf_add_dev+0xe2/0x170
[11787.372173][T19513]      inet6_addr_add+0x12f/0xa40
[11787.372173][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11787.372173][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11787.372173][T19513]      netlink_rcv_skb+0x130/0x360
[11787.372173][T19513]      netlink_unicast+0x449/0x710
[11787.372173][T19513]      netlink_sendmsg+0x723/0xbe0
[11787.372173][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11787.372173][T19513]      ___sys_sendmsg+0xee/0x170
[11787.372173][T19513]      __sys_sendmsg+0xcd/0x170
[11787.372173][T19513]      do_syscall_64+0xc6/0x1e0
[11787.372173][T19513] 
[11787.374401][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11787.374401][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11787.374401][T19513]      ipv6_find_idev+0x102/0x170
[11787.374401][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11787.374401][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11787.374401][T19513]      netlink_rcv_skb+0x130/0x360
[11787.374401][T19513]      netlink_unicast+0x449/0x710
[11787.374401][T19513]      netlink_sendmsg+0x723/0xbe0
[11787.374401][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11787.374401][T19513]      ___sys_sendmsg+0xee/0x170
[11787.374401][T19513]      __sys_sendmsg+0xcd/0x170
[11787.374401][T19513]      do_syscall_64+0xc6/0x1e0
[11787.374401][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11787.374401][T19513] 
[11787.376088][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11787.376088][T19513]      neigh_parms_alloc+0x1e5/0x510
[11787.376088][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11787.376088][T19513]      ipv6_find_idev+0x102/0x170
[11787.376088][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11787.376088][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11787.376088][T19513]      netlink_rcv_skb+0x130/0x360
[11787.376088][T19513]      netlink_unicast+0x449/0x710
[11787.376088][T19513]      netlink_sendmsg+0x723/0xbe0
[11787.376088][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11787.376088][T19513]      ___sys_sendmsg+0xee/0x170
[11787.376088][T19513]      __sys_sendmsg+0xcd/0x170
[11787.376088][T19513]      do_syscall_64+0xc6/0x1e0
[11787.376088][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11787.376088][T19513] 
[11797.623112][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11797.623539][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11797.623539][T19513]      netdev_get_by_index+0x5e/0x80
[11797.623539][T19513]      fib6_nh_init+0x3d8/0x15b0
[11797.623539][T19513]      ip6_route_info_create+0xf18/0x17d0
[11797.623539][T19513]      ip6_route_add+0x1c/0x140
[11797.623539][T19513]      addrconf_prefix_route+0x2a6/0x430
[11797.623539][T19513]      inet6_addr_add+0x4f8/0xa40
[11797.623539][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11797.623539][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11797.623539][T19513]      netlink_rcv_skb+0x130/0x360
[11797.623539][T19513]      netlink_unicast+0x449/0x710
[11797.623539][T19513]      netlink_sendmsg+0x723/0xbe0
[11797.623539][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11797.623539][T19513]      ___sys_sendmsg+0xee/0x170
[11797.623539][T19513]      __sys_sendmsg+0xcd/0x170
[11797.623539][T19513]      do_syscall_64+0xc6/0x1e0
[11797.623539][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11797.623539][T19513] 
[11797.626006][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11797.626006][T19513]      netdev_get_by_index+0x5e/0x80
[11797.626006][T19513]      fib6_nh_init+0x3d8/0x15b0
[11797.626006][T19513]      ip6_route_info_create+0xf18/0x17d0
[11797.626006][T19513]      addrconf_f6i_alloc+0x315/0x560
[11797.626006][T19513]      ipv6_add_addr+0x411/0x2000
[11797.626006][T19513]      inet6_addr_add+0x30e/0xa40
[11797.626006][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11797.626006][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11797.626006][T19513]      netlink_rcv_skb+0x130/0x360
[11797.626006][T19513]      netlink_unicast+0x449/0x710
[11797.626006][T19513]      netlink_sendmsg+0x723/0xbe0
[11797.626006][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11797.626006][T19513]      ___sys_sendmsg+0xee/0x170
[11797.626006][T19513]      __sys_sendmsg+0xcd/0x170
[11797.626006][T19513]      do_syscall_64+0xc6/0x1e0
[11797.626006][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11797.626006][T19513] 
[11797.628324][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11797.628324][T19513]      netdev_get_by_index+0x5e/0x80
[11797.628324][T19513]      fib6_nh_init+0x3d8/0x15b0
[11797.628324][T19513]      ip6_route_info_create+0xf18/0x17d0
[11797.628324][T19513]      ip6_route_add+0x1c/0x140
[11797.628324][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11797.628324][T19513]      addrconf_add_dev+0xe2/0x170
[11797.628324][T19513]      inet6_addr_add+0x12f/0xa40
[11797.628324][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11797.628324][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11797.628324][T19513]      netlink_rcv_skb+0x130/0x360
[11797.628324][T19513]      netlink_unicast+0x449/0x710
[11797.628324][T19513]      netlink_sendmsg+0x723/0xbe0
[11797.628324][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11797.628324][T19513]      ___sys_sendmsg+0xee/0x170
[11797.628324][T19513]      __sys_sendmsg+0xcd/0x170
[11797.628324][T19513]      do_syscall_64+0xc6/0x1e0
[11797.628324][T19513] 
[11797.630652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11797.630652][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11797.630652][T19513]      ipv6_find_idev+0x102/0x170
[11797.630652][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11797.630652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11797.630652][T19513]      netlink_rcv_skb+0x130/0x360
[11797.630652][T19513]      netlink_unicast+0x449/0x710
[11797.630652][T19513]      netlink_sendmsg+0x723/0xbe0
[11797.630652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11797.630652][T19513]      ___sys_sendmsg+0xee/0x170
[11797.630652][T19513]      __sys_sendmsg+0xcd/0x170
[11797.630652][T19513]      do_syscall_64+0xc6/0x1e0
[11797.630652][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11797.630652][T19513] 
[11797.632467][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11797.632467][T19513]      neigh_parms_alloc+0x1e5/0x510
[11797.632467][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11797.632467][T19513]      ipv6_find_idev+0x102/0x170
[11797.632467][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11797.632467][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11797.632467][T19513]      netlink_rcv_skb+0x130/0x360
[11797.632467][T19513]      netlink_unicast+0x449/0x710
[11797.632467][T19513]      netlink_sendmsg+0x723/0xbe0
[11797.632467][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11797.632467][T19513]      ___sys_sendmsg+0xee/0x170
[11797.632467][T19513]      __sys_sendmsg+0xcd/0x170
[11797.632467][T19513]      do_syscall_64+0xc6/0x1e0
[11797.632467][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11797.632467][T19513] 
[11807.871092][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11807.871510][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11807.871510][T19513]      netdev_get_by_index+0x5e/0x80
[11807.871510][T19513]      fib6_nh_init+0x3d8/0x15b0
[11807.871510][T19513]      ip6_route_info_create+0xf18/0x17d0
[11807.871510][T19513]      ip6_route_add+0x1c/0x140
[11807.871510][T19513]      addrconf_prefix_route+0x2a6/0x430
[11807.871510][T19513]      inet6_addr_add+0x4f8/0xa40
[11807.871510][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11807.871510][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11807.871510][T19513]      netlink_rcv_skb+0x130/0x360
[11807.871510][T19513]      netlink_unicast+0x449/0x710
[11807.871510][T19513]      netlink_sendmsg+0x723/0xbe0
[11807.871510][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11807.871510][T19513]      ___sys_sendmsg+0xee/0x170
[11807.871510][T19513]      __sys_sendmsg+0xcd/0x170
[11807.871510][T19513]      do_syscall_64+0xc6/0x1e0
[11807.871510][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11807.871510][T19513] 
[11807.873876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11807.873876][T19513]      netdev_get_by_index+0x5e/0x80
[11807.873876][T19513]      fib6_nh_init+0x3d8/0x15b0
[11807.873876][T19513]      ip6_route_info_create+0xf18/0x17d0
[11807.873876][T19513]      addrconf_f6i_alloc+0x315/0x560
[11807.873876][T19513]      ipv6_add_addr+0x411/0x2000
[11807.873876][T19513]      inet6_addr_add+0x30e/0xa40
[11807.873876][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11807.873876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11807.873876][T19513]      netlink_rcv_skb+0x130/0x360
[11807.873876][T19513]      netlink_unicast+0x449/0x710
[11807.873876][T19513]      netlink_sendmsg+0x723/0xbe0
[11807.873876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11807.873876][T19513]      ___sys_sendmsg+0xee/0x170
[11807.873876][T19513]      __sys_sendmsg+0xcd/0x170
[11807.873876][T19513]      do_syscall_64+0xc6/0x1e0
[11807.873876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11807.873876][T19513] 
[11807.876287][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11807.876287][T19513]      netdev_get_by_index+0x5e/0x80
[11807.876287][T19513]      fib6_nh_init+0x3d8/0x15b0
[11807.876287][T19513]      ip6_route_info_create+0xf18/0x17d0
[11807.876287][T19513]      ip6_route_add+0x1c/0x140
[11807.876287][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11807.876287][T19513]      addrconf_add_dev+0xe2/0x170
[11807.876287][T19513]      inet6_addr_add+0x12f/0xa40
[11807.876287][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11807.876287][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11807.876287][T19513]      netlink_rcv_skb+0x130/0x360
[11807.876287][T19513]      netlink_unicast+0x449/0x710
[11807.876287][T19513]      netlink_sendmsg+0x723/0xbe0
[11807.876287][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11807.876287][T19513]      ___sys_sendmsg+0xee/0x170
[11807.876287][T19513]      __sys_sendmsg+0xcd/0x170
[11807.876287][T19513]      do_syscall_64+0xc6/0x1e0
[11807.876287][T19513] 
[11807.878776][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11807.878776][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11807.878776][T19513]      ipv6_find_idev+0x102/0x170
[11807.878776][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11807.878776][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11807.878776][T19513]      netlink_rcv_skb+0x130/0x360
[11807.878776][T19513]      netlink_unicast+0x449/0x710
[11807.878776][T19513]      netlink_sendmsg+0x723/0xbe0
[11807.878776][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11807.878776][T19513]      ___sys_sendmsg+0xee/0x170
[11807.878776][T19513]      __sys_sendmsg+0xcd/0x170
[11807.878776][T19513]      do_syscall_64+0xc6/0x1e0
[11807.878776][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11807.878776][T19513] 
[11807.880693][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11807.880693][T19513]      neigh_parms_alloc+0x1e5/0x510
[11807.880693][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11807.880693][T19513]      ipv6_find_idev+0x102/0x170
[11807.880693][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11807.880693][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11807.880693][T19513]      netlink_rcv_skb+0x130/0x360
[11807.880693][T19513]      netlink_unicast+0x449/0x710
[11807.880693][T19513]      netlink_sendmsg+0x723/0xbe0
[11807.880693][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11807.880693][T19513]      ___sys_sendmsg+0xee/0x170
[11807.880693][T19513]      __sys_sendmsg+0xcd/0x170
[11807.880693][T19513]      do_syscall_64+0xc6/0x1e0
[11807.880693][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11807.880693][T19513] 
[11817.999095][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11817.999533][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11817.999533][T19513]      netdev_get_by_index+0x5e/0x80
[11817.999533][T19513]      fib6_nh_init+0x3d8/0x15b0
[11817.999533][T19513]      ip6_route_info_create+0xf18/0x17d0
[11817.999533][T19513]      ip6_route_add+0x1c/0x140
[11817.999533][T19513]      addrconf_prefix_route+0x2a6/0x430
[11817.999533][T19513]      inet6_addr_add+0x4f8/0xa40
[11817.999533][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11817.999533][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11817.999533][T19513]      netlink_rcv_skb+0x130/0x360
[11817.999533][T19513]      netlink_unicast+0x449/0x710
[11817.999533][T19513]      netlink_sendmsg+0x723/0xbe0
[11817.999533][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11817.999533][T19513]      ___sys_sendmsg+0xee/0x170
[11817.999533][T19513]      __sys_sendmsg+0xcd/0x170
[11817.999533][T19513]      do_syscall_64+0xc6/0x1e0
[11817.999533][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11817.999533][T19513] 
[11818.002082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11818.002082][T19513]      netdev_get_by_index+0x5e/0x80
[11818.002082][T19513]      fib6_nh_init+0x3d8/0x15b0
[11818.002082][T19513]      ip6_route_info_create+0xf18/0x17d0
[11818.002082][T19513]      addrconf_f6i_alloc+0x315/0x560
[11818.002082][T19513]      ipv6_add_addr+0x411/0x2000
[11818.002082][T19513]      inet6_addr_add+0x30e/0xa40
[11818.002082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11818.002082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11818.002082][T19513]      netlink_rcv_skb+0x130/0x360
[11818.002082][T19513]      netlink_unicast+0x449/0x710
[11818.002082][T19513]      netlink_sendmsg+0x723/0xbe0
[11818.002082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11818.002082][T19513]      ___sys_sendmsg+0xee/0x170
[11818.002082][T19513]      __sys_sendmsg+0xcd/0x170
[11818.002082][T19513]      do_syscall_64+0xc6/0x1e0
[11818.002082][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11818.002082][T19513] 
[11818.004384][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11818.004384][T19513]      netdev_get_by_index+0x5e/0x80
[11818.004384][T19513]      fib6_nh_init+0x3d8/0x15b0
[11818.004384][T19513]      ip6_route_info_create+0xf18/0x17d0
[11818.004384][T19513]      ip6_route_add+0x1c/0x140
[11818.004384][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11818.004384][T19513]      addrconf_add_dev+0xe2/0x170
[11818.004384][T19513]      inet6_addr_add+0x12f/0xa40
[11818.004384][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11818.004384][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11818.004384][T19513]      netlink_rcv_skb+0x130/0x360
[11818.004384][T19513]      netlink_unicast+0x449/0x710
[11818.004384][T19513]      netlink_sendmsg+0x723/0xbe0
[11818.004384][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11818.004384][T19513]      ___sys_sendmsg+0xee/0x170
[11818.004384][T19513]      __sys_sendmsg+0xcd/0x170
[11818.004384][T19513]      do_syscall_64+0xc6/0x1e0
[11818.004384][T19513] 
[11818.006644][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11818.006644][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11818.006644][T19513]      ipv6_find_idev+0x102/0x170
[11818.006644][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11818.006644][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11818.006644][T19513]      netlink_rcv_skb+0x130/0x360
[11818.006644][T19513]      netlink_unicast+0x449/0x710
[11818.006644][T19513]      netlink_sendmsg+0x723/0xbe0
[11818.006644][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11818.006644][T19513]      ___sys_sendmsg+0xee/0x170
[11818.006644][T19513]      __sys_sendmsg+0xcd/0x170
[11818.006644][T19513]      do_syscall_64+0xc6/0x1e0
[11818.006644][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11818.006644][T19513] 
[11818.008440][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11818.008440][T19513]      neigh_parms_alloc+0x1e5/0x510
[11818.008440][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11818.008440][T19513]      ipv6_find_idev+0x102/0x170
[11818.008440][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11818.008440][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11818.008440][T19513]      netlink_rcv_skb+0x130/0x360
[11818.008440][T19513]      netlink_unicast+0x449/0x710
[11818.008440][T19513]      netlink_sendmsg+0x723/0xbe0
[11818.008440][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11818.008440][T19513]      ___sys_sendmsg+0xee/0x170
[11818.008440][T19513]      __sys_sendmsg+0xcd/0x170
[11818.008440][T19513]      do_syscall_64+0xc6/0x1e0
[11818.008440][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11818.008440][T19513] 
[11828.247115][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11828.247602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11828.247602][T19513]      netdev_get_by_index+0x5e/0x80
[11828.247602][T19513]      fib6_nh_init+0x3d8/0x15b0
[11828.247602][T19513]      ip6_route_info_create+0xf18/0x17d0
[11828.247602][T19513]      ip6_route_add+0x1c/0x140
[11828.247602][T19513]      addrconf_prefix_route+0x2a6/0x430
[11828.247602][T19513]      inet6_addr_add+0x4f8/0xa40
[11828.247602][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11828.247602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11828.247602][T19513]      netlink_rcv_skb+0x130/0x360
[11828.247602][T19513]      netlink_unicast+0x449/0x710
[11828.247602][T19513]      netlink_sendmsg+0x723/0xbe0
[11828.247602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11828.247602][T19513]      ___sys_sendmsg+0xee/0x170
[11828.247602][T19513]      __sys_sendmsg+0xcd/0x170
[11828.247602][T19513]      do_syscall_64+0xc6/0x1e0
[11828.247602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11828.247602][T19513] 
[11828.249972][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11828.249972][T19513]      netdev_get_by_index+0x5e/0x80
[11828.249972][T19513]      fib6_nh_init+0x3d8/0x15b0
[11828.249972][T19513]      ip6_route_info_create+0xf18/0x17d0
[11828.249972][T19513]      addrconf_f6i_alloc+0x315/0x560
[11828.249972][T19513]      ipv6_add_addr+0x411/0x2000
[11828.249972][T19513]      inet6_addr_add+0x30e/0xa40
[11828.249972][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11828.249972][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11828.249972][T19513]      netlink_rcv_skb+0x130/0x360
[11828.249972][T19513]      netlink_unicast+0x449/0x710
[11828.249972][T19513]      netlink_sendmsg+0x723/0xbe0
[11828.249972][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11828.249972][T19513]      ___sys_sendmsg+0xee/0x170
[11828.249972][T19513]      __sys_sendmsg+0xcd/0x170
[11828.249972][T19513]      do_syscall_64+0xc6/0x1e0
[11828.249972][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11828.249972][T19513] 
[11828.252353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11828.252353][T19513]      netdev_get_by_index+0x5e/0x80
[11828.252353][T19513]      fib6_nh_init+0x3d8/0x15b0
[11828.252353][T19513]      ip6_route_info_create+0xf18/0x17d0
[11828.252353][T19513]      ip6_route_add+0x1c/0x140
[11828.252353][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11828.252353][T19513]      addrconf_add_dev+0xe2/0x170
[11828.252353][T19513]      inet6_addr_add+0x12f/0xa40
[11828.252353][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11828.252353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11828.252353][T19513]      netlink_rcv_skb+0x130/0x360
[11828.252353][T19513]      netlink_unicast+0x449/0x710
[11828.252353][T19513]      netlink_sendmsg+0x723/0xbe0
[11828.252353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11828.252353][T19513]      ___sys_sendmsg+0xee/0x170
[11828.252353][T19513]      __sys_sendmsg+0xcd/0x170
[11828.252353][T19513]      do_syscall_64+0xc6/0x1e0
[11828.252353][T19513] 
[11828.254722][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11828.254722][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11828.254722][T19513]      ipv6_find_idev+0x102/0x170
[11828.254722][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11828.254722][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11828.254722][T19513]      netlink_rcv_skb+0x130/0x360
[11828.254722][T19513]      netlink_unicast+0x449/0x710
[11828.254722][T19513]      netlink_sendmsg+0x723/0xbe0
[11828.254722][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11828.254722][T19513]      ___sys_sendmsg+0xee/0x170
[11828.254722][T19513]      __sys_sendmsg+0xcd/0x170
[11828.254722][T19513]      do_syscall_64+0xc6/0x1e0
[11828.254722][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11828.254722][T19513] 
[11828.256456][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11828.256456][T19513]      neigh_parms_alloc+0x1e5/0x510
[11828.256456][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11828.256456][T19513]      ipv6_find_idev+0x102/0x170
[11828.256456][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11828.256456][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11828.256456][T19513]      netlink_rcv_skb+0x130/0x360
[11828.256456][T19513]      netlink_unicast+0x449/0x710
[11828.256456][T19513]      netlink_sendmsg+0x723/0xbe0
[11828.256456][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11828.256456][T19513]      ___sys_sendmsg+0xee/0x170
[11828.256456][T19513]      __sys_sendmsg+0xcd/0x170
[11828.256456][T19513]      do_syscall_64+0xc6/0x1e0
[11828.256456][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11828.256456][T19513] 
[11838.495118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11838.495545][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11838.495545][T19513]      netdev_get_by_index+0x5e/0x80
[11838.495545][T19513]      fib6_nh_init+0x3d8/0x15b0
[11838.495545][T19513]      ip6_route_info_create+0xf18/0x17d0
[11838.495545][T19513]      ip6_route_add+0x1c/0x140
[11838.495545][T19513]      addrconf_prefix_route+0x2a6/0x430
[11838.495545][T19513]      inet6_addr_add+0x4f8/0xa40
[11838.495545][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11838.495545][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11838.495545][T19513]      netlink_rcv_skb+0x130/0x360
[11838.495545][T19513]      netlink_unicast+0x449/0x710
[11838.495545][T19513]      netlink_sendmsg+0x723/0xbe0
[11838.495545][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11838.495545][T19513]      ___sys_sendmsg+0xee/0x170
[11838.495545][T19513]      __sys_sendmsg+0xcd/0x170
[11838.495545][T19513]      do_syscall_64+0xc6/0x1e0
[11838.495545][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11838.495545][T19513] 
[11838.497957][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11838.497957][T19513]      netdev_get_by_index+0x5e/0x80
[11838.497957][T19513]      fib6_nh_init+0x3d8/0x15b0
[11838.497957][T19513]      ip6_route_info_create+0xf18/0x17d0
[11838.497957][T19513]      addrconf_f6i_alloc+0x315/0x560
[11838.497957][T19513]      ipv6_add_addr+0x411/0x2000
[11838.497957][T19513]      inet6_addr_add+0x30e/0xa40
[11838.497957][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11838.497957][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11838.497957][T19513]      netlink_rcv_skb+0x130/0x360
[11838.497957][T19513]      netlink_unicast+0x449/0x710
[11838.497957][T19513]      netlink_sendmsg+0x723/0xbe0
[11838.497957][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11838.497957][T19513]      ___sys_sendmsg+0xee/0x170
[11838.497957][T19513]      __sys_sendmsg+0xcd/0x170
[11838.497957][T19513]      do_syscall_64+0xc6/0x1e0
[11838.497957][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11838.497957][T19513] 
[11838.500274][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11838.500274][T19513]      netdev_get_by_index+0x5e/0x80
[11838.500274][T19513]      fib6_nh_init+0x3d8/0x15b0
[11838.500274][T19513]      ip6_route_info_create+0xf18/0x17d0
[11838.500274][T19513]      ip6_route_add+0x1c/0x140
[11838.500274][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11838.500274][T19513]      addrconf_add_dev+0xe2/0x170
[11838.500274][T19513]      inet6_addr_add+0x12f/0xa40
[11838.500274][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11838.500274][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11838.500274][T19513]      netlink_rcv_skb+0x130/0x360
[11838.500274][T19513]      netlink_unicast+0x449/0x710
[11838.500274][T19513]      netlink_sendmsg+0x723/0xbe0
[11838.500274][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11838.500274][T19513]      ___sys_sendmsg+0xee/0x170
[11838.500274][T19513]      __sys_sendmsg+0xcd/0x170
[11838.500274][T19513]      do_syscall_64+0xc6/0x1e0
[11838.500274][T19513] 
[11838.503117][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11838.503117][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11838.503117][T19513]      ipv6_find_idev+0x102/0x170
[11838.503117][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11838.503117][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11838.503117][T19513]      netlink_rcv_skb+0x130/0x360
[11838.503117][T19513]      netlink_unicast+0x449/0x710
[11838.503117][T19513]      netlink_sendmsg+0x723/0xbe0
[11838.503117][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11838.503117][T19513]      ___sys_sendmsg+0xee/0x170
[11838.503117][T19513]      __sys_sendmsg+0xcd/0x170
[11838.503117][T19513]      do_syscall_64+0xc6/0x1e0
[11838.503117][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11838.503117][T19513] 
[11838.505071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11838.505071][T19513]      neigh_parms_alloc+0x1e5/0x510
[11838.505071][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11838.505071][T19513]      ipv6_find_idev+0x102/0x170
[11838.505071][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11838.505071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11838.505071][T19513]      netlink_rcv_skb+0x130/0x360
[11838.505071][T19513]      netlink_unicast+0x449/0x710
[11838.505071][T19513]      netlink_sendmsg+0x723/0xbe0
[11838.505071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11838.505071][T19513]      ___sys_sendmsg+0xee/0x170
[11838.505071][T19513]      __sys_sendmsg+0xcd/0x170
[11838.505071][T19513]      do_syscall_64+0xc6/0x1e0
[11838.505071][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11838.505071][T19513] 
[11848.743113][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11848.743543][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11848.743543][T19513]      netdev_get_by_index+0x5e/0x80
[11848.743543][T19513]      fib6_nh_init+0x3d8/0x15b0
[11848.743543][T19513]      ip6_route_info_create+0xf18/0x17d0
[11848.743543][T19513]      ip6_route_add+0x1c/0x140
[11848.743543][T19513]      addrconf_prefix_route+0x2a6/0x430
[11848.743543][T19513]      inet6_addr_add+0x4f8/0xa40
[11848.743543][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11848.743543][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11848.743543][T19513]      netlink_rcv_skb+0x130/0x360
[11848.743543][T19513]      netlink_unicast+0x449/0x710
[11848.743543][T19513]      netlink_sendmsg+0x723/0xbe0
[11848.743543][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11848.743543][T19513]      ___sys_sendmsg+0xee/0x170
[11848.743543][T19513]      __sys_sendmsg+0xcd/0x170
[11848.743543][T19513]      do_syscall_64+0xc6/0x1e0
[11848.743543][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11848.743543][T19513] 
[11848.745835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11848.745835][T19513]      netdev_get_by_index+0x5e/0x80
[11848.745835][T19513]      fib6_nh_init+0x3d8/0x15b0
[11848.745835][T19513]      ip6_route_info_create+0xf18/0x17d0
[11848.745835][T19513]      addrconf_f6i_alloc+0x315/0x560
[11848.745835][T19513]      ipv6_add_addr+0x411/0x2000
[11848.745835][T19513]      inet6_addr_add+0x30e/0xa40
[11848.745835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11848.745835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11848.745835][T19513]      netlink_rcv_skb+0x130/0x360
[11848.745835][T19513]      netlink_unicast+0x449/0x710
[11848.745835][T19513]      netlink_sendmsg+0x723/0xbe0
[11848.745835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11848.745835][T19513]      ___sys_sendmsg+0xee/0x170
[11848.745835][T19513]      __sys_sendmsg+0xcd/0x170
[11848.745835][T19513]      do_syscall_64+0xc6/0x1e0
[11848.745835][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11848.745835][T19513] 
[11848.748214][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11848.748214][T19513]      netdev_get_by_index+0x5e/0x80
[11848.748214][T19513]      fib6_nh_init+0x3d8/0x15b0
[11848.748214][T19513]      ip6_route_info_create+0xf18/0x17d0
[11848.748214][T19513]      ip6_route_add+0x1c/0x140
[11848.748214][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11848.748214][T19513]      addrconf_add_dev+0xe2/0x170
[11848.748214][T19513]      inet6_addr_add+0x12f/0xa40
[11848.748214][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11848.748214][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11848.748214][T19513]      netlink_rcv_skb+0x130/0x360
[11848.748214][T19513]      netlink_unicast+0x449/0x710
[11848.748214][T19513]      netlink_sendmsg+0x723/0xbe0
[11848.748214][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11848.748214][T19513]      ___sys_sendmsg+0xee/0x170
[11848.748214][T19513]      __sys_sendmsg+0xcd/0x170
[11848.748214][T19513]      do_syscall_64+0xc6/0x1e0
[11848.748214][T19513] 
[11848.750412][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11848.750412][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11848.750412][T19513]      ipv6_find_idev+0x102/0x170
[11848.750412][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11848.750412][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11848.750412][T19513]      netlink_rcv_skb+0x130/0x360
[11848.750412][T19513]      netlink_unicast+0x449/0x710
[11848.750412][T19513]      netlink_sendmsg+0x723/0xbe0
[11848.750412][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11848.750412][T19513]      ___sys_sendmsg+0xee/0x170
[11848.750412][T19513]      __sys_sendmsg+0xcd/0x170
[11848.750412][T19513]      do_syscall_64+0xc6/0x1e0
[11848.750412][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11848.750412][T19513] 
[11848.752178][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11848.752178][T19513]      neigh_parms_alloc+0x1e5/0x510
[11848.752178][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11848.752178][T19513]      ipv6_find_idev+0x102/0x170
[11848.752178][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11848.752178][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11848.752178][T19513]      netlink_rcv_skb+0x130/0x360
[11848.752178][T19513]      netlink_unicast+0x449/0x710
[11848.752178][T19513]      netlink_sendmsg+0x723/0xbe0
[11848.752178][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11848.752178][T19513]      ___sys_sendmsg+0xee/0x170
[11848.752178][T19513]      __sys_sendmsg+0xcd/0x170
[11848.752178][T19513]      do_syscall_64+0xc6/0x1e0
[11848.752178][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11848.752178][T19513] 
[11858.863127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11858.863615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11858.863615][T19513]      netdev_get_by_index+0x5e/0x80
[11858.863615][T19513]      fib6_nh_init+0x3d8/0x15b0
[11858.863615][T19513]      ip6_route_info_create+0xf18/0x17d0
[11858.863615][T19513]      ip6_route_add+0x1c/0x140
[11858.863615][T19513]      addrconf_prefix_route+0x2a6/0x430
[11858.863615][T19513]      inet6_addr_add+0x4f8/0xa40
[11858.863615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11858.863615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11858.863615][T19513]      netlink_rcv_skb+0x130/0x360
[11858.863615][T19513]      netlink_unicast+0x449/0x710
[11858.863615][T19513]      netlink_sendmsg+0x723/0xbe0
[11858.863615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11858.863615][T19513]      ___sys_sendmsg+0xee/0x170
[11858.863615][T19513]      __sys_sendmsg+0xcd/0x170
[11858.863615][T19513]      do_syscall_64+0xc6/0x1e0
[11858.863615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11858.863615][T19513] 
[11858.866299][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11858.866299][T19513]      netdev_get_by_index+0x5e/0x80
[11858.866299][T19513]      fib6_nh_init+0x3d8/0x15b0
[11858.866299][T19513]      ip6_route_info_create+0xf18/0x17d0
[11858.866299][T19513]      addrconf_f6i_alloc+0x315/0x560
[11858.866299][T19513]      ipv6_add_addr+0x411/0x2000
[11858.866299][T19513]      inet6_addr_add+0x30e/0xa40
[11858.866299][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11858.866299][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11858.866299][T19513]      netlink_rcv_skb+0x130/0x360
[11858.866299][T19513]      netlink_unicast+0x449/0x710
[11858.866299][T19513]      netlink_sendmsg+0x723/0xbe0
[11858.866299][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11858.866299][T19513]      ___sys_sendmsg+0xee/0x170
[11858.866299][T19513]      __sys_sendmsg+0xcd/0x170
[11858.866299][T19513]      do_syscall_64+0xc6/0x1e0
[11858.866299][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11858.866299][T19513] 
[11858.868953][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11858.868953][T19513]      netdev_get_by_index+0x5e/0x80
[11858.868953][T19513]      fib6_nh_init+0x3d8/0x15b0
[11858.868953][T19513]      ip6_route_info_create+0xf18/0x17d0
[11858.868953][T19513]      ip6_route_add+0x1c/0x140
[11858.868953][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11858.868953][T19513]      addrconf_add_dev+0xe2/0x170
[11858.868953][T19513]      inet6_addr_add+0x12f/0xa40
[11858.868953][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11858.868953][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11858.868953][T19513]      netlink_rcv_skb+0x130/0x360
[11858.868953][T19513]      netlink_unicast+0x449/0x710
[11858.868953][T19513]      netlink_sendmsg+0x723/0xbe0
[11858.868953][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11858.868953][T19513]      ___sys_sendmsg+0xee/0x170
[11858.868953][T19513]      __sys_sendmsg+0xcd/0x170
[11858.868953][T19513]      do_syscall_64+0xc6/0x1e0
[11858.868953][T19513] 
[11858.871558][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11858.871558][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11858.871558][T19513]      ipv6_find_idev+0x102/0x170
[11858.871558][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11858.871558][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11858.871558][T19513]      netlink_rcv_skb+0x130/0x360
[11858.871558][T19513]      netlink_unicast+0x449/0x710
[11858.871558][T19513]      netlink_sendmsg+0x723/0xbe0
[11858.871558][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11858.871558][T19513]      ___sys_sendmsg+0xee/0x170
[11858.871558][T19513]      __sys_sendmsg+0xcd/0x170
[11858.871558][T19513]      do_syscall_64+0xc6/0x1e0
[11858.871558][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11858.871558][T19513] 
[11858.873612][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11858.873612][T19513]      neigh_parms_alloc+0x1e5/0x510
[11858.873612][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11858.873612][T19513]      ipv6_find_idev+0x102/0x170
[11858.873612][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11858.873612][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11858.873612][T19513]      netlink_rcv_skb+0x130/0x360
[11858.873612][T19513]      netlink_unicast+0x449/0x710
[11858.873612][T19513]      netlink_sendmsg+0x723/0xbe0
[11858.873612][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11858.873612][T19513]      ___sys_sendmsg+0xee/0x170
[11858.873612][T19513]      __sys_sendmsg+0xcd/0x170
[11858.873612][T19513]      do_syscall_64+0xc6/0x1e0
[11858.873612][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11858.873612][T19513] 
[11869.111123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11869.111616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11869.111616][T19513]      netdev_get_by_index+0x5e/0x80
[11869.111616][T19513]      fib6_nh_init+0x3d8/0x15b0
[11869.111616][T19513]      ip6_route_info_create+0xf18/0x17d0
[11869.111616][T19513]      ip6_route_add+0x1c/0x140
[11869.111616][T19513]      addrconf_prefix_route+0x2a6/0x430
[11869.111616][T19513]      inet6_addr_add+0x4f8/0xa40
[11869.111616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11869.111616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11869.111616][T19513]      netlink_rcv_skb+0x130/0x360
[11869.111616][T19513]      netlink_unicast+0x449/0x710
[11869.111616][T19513]      netlink_sendmsg+0x723/0xbe0
[11869.111616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11869.111616][T19513]      ___sys_sendmsg+0xee/0x170
[11869.111616][T19513]      __sys_sendmsg+0xcd/0x170
[11869.111616][T19513]      do_syscall_64+0xc6/0x1e0
[11869.111616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11869.111616][T19513] 
[11869.114320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11869.114320][T19513]      netdev_get_by_index+0x5e/0x80
[11869.114320][T19513]      fib6_nh_init+0x3d8/0x15b0
[11869.114320][T19513]      ip6_route_info_create+0xf18/0x17d0
[11869.114320][T19513]      addrconf_f6i_alloc+0x315/0x560
[11869.114320][T19513]      ipv6_add_addr+0x411/0x2000
[11869.114320][T19513]      inet6_addr_add+0x30e/0xa40
[11869.114320][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11869.114320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11869.114320][T19513]      netlink_rcv_skb+0x130/0x360
[11869.114320][T19513]      netlink_unicast+0x449/0x710
[11869.114320][T19513]      netlink_sendmsg+0x723/0xbe0
[11869.114320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11869.114320][T19513]      ___sys_sendmsg+0xee/0x170
[11869.114320][T19513]      __sys_sendmsg+0xcd/0x170
[11869.114320][T19513]      do_syscall_64+0xc6/0x1e0
[11869.114320][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11869.114320][T19513] 
[11869.117529][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11869.117529][T19513]      netdev_get_by_index+0x5e/0x80
[11869.117529][T19513]      fib6_nh_init+0x3d8/0x15b0
[11869.117529][T19513]      ip6_route_info_create+0xf18/0x17d0
[11869.117529][T19513]      ip6_route_add+0x1c/0x140
[11869.117529][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11869.117529][T19513]      addrconf_add_dev+0xe2/0x170
[11869.117529][T19513]      inet6_addr_add+0x12f/0xa40
[11869.117529][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11869.117529][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11869.117529][T19513]      netlink_rcv_skb+0x130/0x360
[11869.117529][T19513]      netlink_unicast+0x449/0x710
[11869.117529][T19513]      netlink_sendmsg+0x723/0xbe0
[11869.117529][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11869.117529][T19513]      ___sys_sendmsg+0xee/0x170
[11869.117529][T19513]      __sys_sendmsg+0xcd/0x170
[11869.117529][T19513]      do_syscall_64+0xc6/0x1e0
[11869.117529][T19513] 
[11869.120136][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11869.120136][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11869.120136][T19513]      ipv6_find_idev+0x102/0x170
[11869.120136][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11869.120136][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11869.120136][T19513]      netlink_rcv_skb+0x130/0x360
[11869.120136][T19513]      netlink_unicast+0x449/0x710
[11869.120136][T19513]      netlink_sendmsg+0x723/0xbe0
[11869.120136][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11869.120136][T19513]      ___sys_sendmsg+0xee/0x170
[11869.120136][T19513]      __sys_sendmsg+0xcd/0x170
[11869.120136][T19513]      do_syscall_64+0xc6/0x1e0
[11869.120136][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11869.120136][T19513] 
[11869.122202][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11869.122202][T19513]      neigh_parms_alloc+0x1e5/0x510
[11869.122202][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11869.122202][T19513]      ipv6_find_idev+0x102/0x170
[11869.122202][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11869.122202][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11869.122202][T19513]      netlink_rcv_skb+0x130/0x360
[11869.122202][T19513]      netlink_unicast+0x449/0x710
[11869.122202][T19513]      netlink_sendmsg+0x723/0xbe0
[11869.122202][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11869.122202][T19513]      ___sys_sendmsg+0xee/0x170
[11869.122202][T19513]      __sys_sendmsg+0xcd/0x170
[11869.122202][T19513]      do_syscall_64+0xc6/0x1e0
[11869.122202][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11869.122202][T19513] 
[11879.367220][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11879.367681][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11879.367681][T19513]      netdev_get_by_index+0x5e/0x80
[11879.367681][T19513]      fib6_nh_init+0x3d8/0x15b0
[11879.367681][T19513]      ip6_route_info_create+0xf18/0x17d0
[11879.367681][T19513]      ip6_route_add+0x1c/0x140
[11879.367681][T19513]      addrconf_prefix_route+0x2a6/0x430
[11879.367681][T19513]      inet6_addr_add+0x4f8/0xa40
[11879.367681][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11879.367681][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11879.367681][T19513]      netlink_rcv_skb+0x130/0x360
[11879.367681][T19513]      netlink_unicast+0x449/0x710
[11879.367681][T19513]      netlink_sendmsg+0x723/0xbe0
[11879.367681][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11879.367681][T19513]      ___sys_sendmsg+0xee/0x170
[11879.367681][T19513]      __sys_sendmsg+0xcd/0x170
[11879.367681][T19513]      do_syscall_64+0xc6/0x1e0
[11879.367681][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11879.367681][T19513] 
[11879.370189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11879.370189][T19513]      netdev_get_by_index+0x5e/0x80
[11879.370189][T19513]      fib6_nh_init+0x3d8/0x15b0
[11879.370189][T19513]      ip6_route_info_create+0xf18/0x17d0
[11879.370189][T19513]      addrconf_f6i_alloc+0x315/0x560
[11879.370189][T19513]      ipv6_add_addr+0x411/0x2000
[11879.370189][T19513]      inet6_addr_add+0x30e/0xa40
[11879.370189][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11879.370189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11879.370189][T19513]      netlink_rcv_skb+0x130/0x360
[11879.370189][T19513]      netlink_unicast+0x449/0x710
[11879.370189][T19513]      netlink_sendmsg+0x723/0xbe0
[11879.370189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11879.370189][T19513]      ___sys_sendmsg+0xee/0x170
[11879.370189][T19513]      __sys_sendmsg+0xcd/0x170
[11879.370189][T19513]      do_syscall_64+0xc6/0x1e0
[11879.370189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11879.370189][T19513] 
[11879.372643][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11879.372643][T19513]      netdev_get_by_index+0x5e/0x80
[11879.372643][T19513]      fib6_nh_init+0x3d8/0x15b0
[11879.372643][T19513]      ip6_route_info_create+0xf18/0x17d0
[11879.372643][T19513]      ip6_route_add+0x1c/0x140
[11879.372643][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11879.372643][T19513]      addrconf_add_dev+0xe2/0x170
[11879.372643][T19513]      inet6_addr_add+0x12f/0xa40
[11879.372643][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11879.372643][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11879.372643][T19513]      netlink_rcv_skb+0x130/0x360
[11879.372643][T19513]      netlink_unicast+0x449/0x710
[11879.372643][T19513]      netlink_sendmsg+0x723/0xbe0
[11879.372643][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11879.372643][T19513]      ___sys_sendmsg+0xee/0x170
[11879.372643][T19513]      __sys_sendmsg+0xcd/0x170
[11879.372643][T19513]      do_syscall_64+0xc6/0x1e0
[11879.372643][T19513] 
[11879.375105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11879.375105][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11879.375105][T19513]      ipv6_find_idev+0x102/0x170
[11879.375105][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11879.375105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11879.375105][T19513]      netlink_rcv_skb+0x130/0x360
[11879.375105][T19513]      netlink_unicast+0x449/0x710
[11879.375105][T19513]      netlink_sendmsg+0x723/0xbe0
[11879.375105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11879.375105][T19513]      ___sys_sendmsg+0xee/0x170
[11879.375105][T19513]      __sys_sendmsg+0xcd/0x170
[11879.375105][T19513]      do_syscall_64+0xc6/0x1e0
[11879.375105][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11879.375105][T19513] 
[11879.376982][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11879.376982][T19513]      neigh_parms_alloc+0x1e5/0x510
[11879.376982][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11879.376982][T19513]      ipv6_find_idev+0x102/0x170
[11879.376982][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11879.376982][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11879.376982][T19513]      netlink_rcv_skb+0x130/0x360
[11879.376982][T19513]      netlink_unicast+0x449/0x710
[11879.376982][T19513]      netlink_sendmsg+0x723/0xbe0
[11879.376982][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11879.376982][T19513]      ___sys_sendmsg+0xee/0x170
[11879.376982][T19513]      __sys_sendmsg+0xcd/0x170
[11879.376982][T19513]      do_syscall_64+0xc6/0x1e0
[11879.376982][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11879.376982][T19513] 
[11889.615133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11889.615672][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11889.615672][T19513]      netdev_get_by_index+0x5e/0x80
[11889.615672][T19513]      fib6_nh_init+0x3d8/0x15b0
[11889.615672][T19513]      ip6_route_info_create+0xf18/0x17d0
[11889.615672][T19513]      ip6_route_add+0x1c/0x140
[11889.615672][T19513]      addrconf_prefix_route+0x2a6/0x430
[11889.615672][T19513]      inet6_addr_add+0x4f8/0xa40
[11889.615672][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11889.615672][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11889.615672][T19513]      netlink_rcv_skb+0x130/0x360
[11889.615672][T19513]      netlink_unicast+0x449/0x710
[11889.615672][T19513]      netlink_sendmsg+0x723/0xbe0
[11889.615672][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11889.615672][T19513]      ___sys_sendmsg+0xee/0x170
[11889.615672][T19513]      __sys_sendmsg+0xcd/0x170
[11889.615672][T19513]      do_syscall_64+0xc6/0x1e0
[11889.615672][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11889.615672][T19513] 
[11889.618138][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11889.618138][T19513]      netdev_get_by_index+0x5e/0x80
[11889.618138][T19513]      fib6_nh_init+0x3d8/0x15b0
[11889.618138][T19513]      ip6_route_info_create+0xf18/0x17d0
[11889.618138][T19513]      addrconf_f6i_alloc+0x315/0x560
[11889.618138][T19513]      ipv6_add_addr+0x411/0x2000
[11889.618138][T19513]      inet6_addr_add+0x30e/0xa40
[11889.618138][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11889.618138][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11889.618138][T19513]      netlink_rcv_skb+0x130/0x360
[11889.618138][T19513]      netlink_unicast+0x449/0x710
[11889.618138][T19513]      netlink_sendmsg+0x723/0xbe0
[11889.618138][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11889.618138][T19513]      ___sys_sendmsg+0xee/0x170
[11889.618138][T19513]      __sys_sendmsg+0xcd/0x170
[11889.618138][T19513]      do_syscall_64+0xc6/0x1e0
[11889.618138][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11889.618138][T19513] 
[11889.620672][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11889.620672][T19513]      netdev_get_by_index+0x5e/0x80
[11889.620672][T19513]      fib6_nh_init+0x3d8/0x15b0
[11889.620672][T19513]      ip6_route_info_create+0xf18/0x17d0
[11889.620672][T19513]      ip6_route_add+0x1c/0x140
[11889.620672][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11889.620672][T19513]      addrconf_add_dev+0xe2/0x170
[11889.620672][T19513]      inet6_addr_add+0x12f/0xa40
[11889.620672][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11889.620672][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11889.620672][T19513]      netlink_rcv_skb+0x130/0x360
[11889.620672][T19513]      netlink_unicast+0x449/0x710
[11889.620672][T19513]      netlink_sendmsg+0x723/0xbe0
[11889.620672][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11889.620672][T19513]      ___sys_sendmsg+0xee/0x170
[11889.620672][T19513]      __sys_sendmsg+0xcd/0x170
[11889.620672][T19513]      do_syscall_64+0xc6/0x1e0
[11889.620672][T19513] 
[11889.623171][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11889.623171][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11889.623171][T19513]      ipv6_find_idev+0x102/0x170
[11889.623171][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11889.623171][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11889.623171][T19513]      netlink_rcv_skb+0x130/0x360
[11889.623171][T19513]      netlink_unicast+0x449/0x710
[11889.623171][T19513]      netlink_sendmsg+0x723/0xbe0
[11889.623171][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11889.623171][T19513]      ___sys_sendmsg+0xee/0x170
[11889.623171][T19513]      __sys_sendmsg+0xcd/0x170
[11889.623171][T19513]      do_syscall_64+0xc6/0x1e0
[11889.623171][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11889.623171][T19513] 
[11889.625140][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11889.625140][T19513]      neigh_parms_alloc+0x1e5/0x510
[11889.625140][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11889.625140][T19513]      ipv6_find_idev+0x102/0x170
[11889.625140][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11889.625140][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11889.625140][T19513]      netlink_rcv_skb+0x130/0x360
[11889.625140][T19513]      netlink_unicast+0x449/0x710
[11889.625140][T19513]      netlink_sendmsg+0x723/0xbe0
[11889.625140][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11889.625140][T19513]      ___sys_sendmsg+0xee/0x170
[11889.625140][T19513]      __sys_sendmsg+0xcd/0x170
[11889.625140][T19513]      do_syscall_64+0xc6/0x1e0
[11889.625140][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11889.625140][T19513] 
[11899.863088][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11899.863527][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11899.863527][T19513]      netdev_get_by_index+0x5e/0x80
[11899.863527][T19513]      fib6_nh_init+0x3d8/0x15b0
[11899.863527][T19513]      ip6_route_info_create+0xf18/0x17d0
[11899.863527][T19513]      ip6_route_add+0x1c/0x140
[11899.863527][T19513]      addrconf_prefix_route+0x2a6/0x430
[11899.863527][T19513]      inet6_addr_add+0x4f8/0xa40
[11899.863527][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11899.863527][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11899.863527][T19513]      netlink_rcv_skb+0x130/0x360
[11899.863527][T19513]      netlink_unicast+0x449/0x710
[11899.863527][T19513]      netlink_sendmsg+0x723/0xbe0
[11899.863527][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11899.863527][T19513]      ___sys_sendmsg+0xee/0x170
[11899.863527][T19513]      __sys_sendmsg+0xcd/0x170
[11899.863527][T19513]      do_syscall_64+0xc6/0x1e0
[11899.863527][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11899.863527][T19513] 
[11899.865947][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11899.865947][T19513]      netdev_get_by_index+0x5e/0x80
[11899.865947][T19513]      fib6_nh_init+0x3d8/0x15b0
[11899.865947][T19513]      ip6_route_info_create+0xf18/0x17d0
[11899.865947][T19513]      addrconf_f6i_alloc+0x315/0x560
[11899.865947][T19513]      ipv6_add_addr+0x411/0x2000
[11899.865947][T19513]      inet6_addr_add+0x30e/0xa40
[11899.865947][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11899.865947][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11899.865947][T19513]      netlink_rcv_skb+0x130/0x360
[11899.865947][T19513]      netlink_unicast+0x449/0x710
[11899.865947][T19513]      netlink_sendmsg+0x723/0xbe0
[11899.865947][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11899.865947][T19513]      ___sys_sendmsg+0xee/0x170
[11899.865947][T19513]      __sys_sendmsg+0xcd/0x170
[11899.865947][T19513]      do_syscall_64+0xc6/0x1e0
[11899.865947][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11899.865947][T19513] 
[11899.868349][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11899.868349][T19513]      netdev_get_by_index+0x5e/0x80
[11899.868349][T19513]      fib6_nh_init+0x3d8/0x15b0
[11899.868349][T19513]      ip6_route_info_create+0xf18/0x17d0
[11899.868349][T19513]      ip6_route_add+0x1c/0x140
[11899.868349][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11899.868349][T19513]      addrconf_add_dev+0xe2/0x170
[11899.868349][T19513]      inet6_addr_add+0x12f/0xa40
[11899.868349][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11899.868349][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11899.868349][T19513]      netlink_rcv_skb+0x130/0x360
[11899.868349][T19513]      netlink_unicast+0x449/0x710
[11899.868349][T19513]      netlink_sendmsg+0x723/0xbe0
[11899.868349][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11899.868349][T19513]      ___sys_sendmsg+0xee/0x170
[11899.868349][T19513]      __sys_sendmsg+0xcd/0x170
[11899.868349][T19513]      do_syscall_64+0xc6/0x1e0
[11899.868349][T19513] 
[11899.870705][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11899.870705][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11899.870705][T19513]      ipv6_find_idev+0x102/0x170
[11899.870705][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11899.870705][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11899.870705][T19513]      netlink_rcv_skb+0x130/0x360
[11899.870705][T19513]      netlink_unicast+0x449/0x710
[11899.870705][T19513]      netlink_sendmsg+0x723/0xbe0
[11899.870705][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11899.870705][T19513]      ___sys_sendmsg+0xee/0x170
[11899.870705][T19513]      __sys_sendmsg+0xcd/0x170
[11899.870705][T19513]      do_syscall_64+0xc6/0x1e0
[11899.870705][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11899.870705][T19513] 
[11899.872561][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11899.872561][T19513]      neigh_parms_alloc+0x1e5/0x510
[11899.872561][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11899.872561][T19513]      ipv6_find_idev+0x102/0x170
[11899.872561][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11899.872561][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11899.872561][T19513]      netlink_rcv_skb+0x130/0x360
[11899.872561][T19513]      netlink_unicast+0x449/0x710
[11899.872561][T19513]      netlink_sendmsg+0x723/0xbe0
[11899.872561][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11899.872561][T19513]      ___sys_sendmsg+0xee/0x170
[11899.872561][T19513]      __sys_sendmsg+0xcd/0x170
[11899.872561][T19513]      do_syscall_64+0xc6/0x1e0
[11899.872561][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11899.872561][T19513] 
[11910.111128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11910.111598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11910.111598][T19513]      netdev_get_by_index+0x5e/0x80
[11910.111598][T19513]      fib6_nh_init+0x3d8/0x15b0
[11910.111598][T19513]      ip6_route_info_create+0xf18/0x17d0
[11910.111598][T19513]      ip6_route_add+0x1c/0x140
[11910.111598][T19513]      addrconf_prefix_route+0x2a6/0x430
[11910.111598][T19513]      inet6_addr_add+0x4f8/0xa40
[11910.111598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11910.111598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11910.111598][T19513]      netlink_rcv_skb+0x130/0x360
[11910.111598][T19513]      netlink_unicast+0x449/0x710
[11910.111598][T19513]      netlink_sendmsg+0x723/0xbe0
[11910.111598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11910.111598][T19513]      ___sys_sendmsg+0xee/0x170
[11910.111598][T19513]      __sys_sendmsg+0xcd/0x170
[11910.111598][T19513]      do_syscall_64+0xc6/0x1e0
[11910.111598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11910.111598][T19513] 
[11910.113894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11910.113894][T19513]      netdev_get_by_index+0x5e/0x80
[11910.113894][T19513]      fib6_nh_init+0x3d8/0x15b0
[11910.113894][T19513]      ip6_route_info_create+0xf18/0x17d0
[11910.113894][T19513]      addrconf_f6i_alloc+0x315/0x560
[11910.113894][T19513]      ipv6_add_addr+0x411/0x2000
[11910.113894][T19513]      inet6_addr_add+0x30e/0xa40
[11910.113894][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11910.113894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11910.113894][T19513]      netlink_rcv_skb+0x130/0x360
[11910.113894][T19513]      netlink_unicast+0x449/0x710
[11910.113894][T19513]      netlink_sendmsg+0x723/0xbe0
[11910.113894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11910.113894][T19513]      ___sys_sendmsg+0xee/0x170
[11910.113894][T19513]      __sys_sendmsg+0xcd/0x170
[11910.113894][T19513]      do_syscall_64+0xc6/0x1e0
[11910.113894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11910.113894][T19513] 
[11910.116111][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11910.116111][T19513]      netdev_get_by_index+0x5e/0x80
[11910.116111][T19513]      fib6_nh_init+0x3d8/0x15b0
[11910.116111][T19513]      ip6_route_info_create+0xf18/0x17d0
[11910.116111][T19513]      ip6_route_add+0x1c/0x140
[11910.116111][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11910.116111][T19513]      addrconf_add_dev+0xe2/0x170
[11910.116111][T19513]      inet6_addr_add+0x12f/0xa40
[11910.116111][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11910.116111][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11910.116111][T19513]      netlink_rcv_skb+0x130/0x360
[11910.116111][T19513]      netlink_unicast+0x449/0x710
[11910.116111][T19513]      netlink_sendmsg+0x723/0xbe0
[11910.116111][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11910.116111][T19513]      ___sys_sendmsg+0xee/0x170
[11910.116111][T19513]      __sys_sendmsg+0xcd/0x170
[11910.116111][T19513]      do_syscall_64+0xc6/0x1e0
[11910.116111][T19513] 
[11910.118282][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11910.118282][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11910.118282][T19513]      ipv6_find_idev+0x102/0x170
[11910.118282][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11910.118282][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11910.118282][T19513]      netlink_rcv_skb+0x130/0x360
[11910.118282][T19513]      netlink_unicast+0x449/0x710
[11910.118282][T19513]      netlink_sendmsg+0x723/0xbe0
[11910.118282][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11910.118282][T19513]      ___sys_sendmsg+0xee/0x170
[11910.118282][T19513]      __sys_sendmsg+0xcd/0x170
[11910.118282][T19513]      do_syscall_64+0xc6/0x1e0
[11910.118282][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11910.118282][T19513] 
[11910.119998][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11910.119998][T19513]      neigh_parms_alloc+0x1e5/0x510
[11910.119998][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11910.119998][T19513]      ipv6_find_idev+0x102/0x170
[11910.119998][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11910.119998][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11910.119998][T19513]      netlink_rcv_skb+0x130/0x360
[11910.119998][T19513]      netlink_unicast+0x449/0x710
[11910.119998][T19513]      netlink_sendmsg+0x723/0xbe0
[11910.119998][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11910.119998][T19513]      ___sys_sendmsg+0xee/0x170
[11910.119998][T19513]      __sys_sendmsg+0xcd/0x170
[11910.119998][T19513]      do_syscall_64+0xc6/0x1e0
[11910.119998][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11910.119998][T19513] 
[11920.215183][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11920.215662][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11920.215662][T19513]      netdev_get_by_index+0x5e/0x80
[11920.215662][T19513]      fib6_nh_init+0x3d8/0x15b0
[11920.215662][T19513]      ip6_route_info_create+0xf18/0x17d0
[11920.215662][T19513]      ip6_route_add+0x1c/0x140
[11920.215662][T19513]      addrconf_prefix_route+0x2a6/0x430
[11920.215662][T19513]      inet6_addr_add+0x4f8/0xa40
[11920.215662][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11920.215662][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11920.215662][T19513]      netlink_rcv_skb+0x130/0x360
[11920.215662][T19513]      netlink_unicast+0x449/0x710
[11920.215662][T19513]      netlink_sendmsg+0x723/0xbe0
[11920.215662][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11920.215662][T19513]      ___sys_sendmsg+0xee/0x170
[11920.215662][T19513]      __sys_sendmsg+0xcd/0x170
[11920.215662][T19513]      do_syscall_64+0xc6/0x1e0
[11920.215662][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11920.215662][T19513] 
[11920.217918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11920.217918][T19513]      netdev_get_by_index+0x5e/0x80
[11920.217918][T19513]      fib6_nh_init+0x3d8/0x15b0
[11920.217918][T19513]      ip6_route_info_create+0xf18/0x17d0
[11920.217918][T19513]      addrconf_f6i_alloc+0x315/0x560
[11920.217918][T19513]      ipv6_add_addr+0x411/0x2000
[11920.217918][T19513]      inet6_addr_add+0x30e/0xa40
[11920.217918][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11920.217918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11920.217918][T19513]      netlink_rcv_skb+0x130/0x360
[11920.217918][T19513]      netlink_unicast+0x449/0x710
[11920.217918][T19513]      netlink_sendmsg+0x723/0xbe0
[11920.217918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11920.217918][T19513]      ___sys_sendmsg+0xee/0x170
[11920.217918][T19513]      __sys_sendmsg+0xcd/0x170
[11920.217918][T19513]      do_syscall_64+0xc6/0x1e0
[11920.217918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11920.217918][T19513] 
[11920.220130][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11920.220130][T19513]      netdev_get_by_index+0x5e/0x80
[11920.220130][T19513]      fib6_nh_init+0x3d8/0x15b0
[11920.220130][T19513]      ip6_route_info_create+0xf18/0x17d0
[11920.220130][T19513]      ip6_route_add+0x1c/0x140
[11920.220130][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11920.220130][T19513]      addrconf_add_dev+0xe2/0x170
[11920.220130][T19513]      inet6_addr_add+0x12f/0xa40
[11920.220130][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11920.220130][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11920.220130][T19513]      netlink_rcv_skb+0x130/0x360
[11920.220130][T19513]      netlink_unicast+0x449/0x710
[11920.220130][T19513]      netlink_sendmsg+0x723/0xbe0
[11920.220130][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11920.220130][T19513]      ___sys_sendmsg+0xee/0x170
[11920.220130][T19513]      __sys_sendmsg+0xcd/0x170
[11920.220130][T19513]      do_syscall_64+0xc6/0x1e0
[11920.220130][T19513] 
[11920.222329][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11920.222329][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11920.222329][T19513]      ipv6_find_idev+0x102/0x170
[11920.222329][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11920.222329][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11920.222329][T19513]      netlink_rcv_skb+0x130/0x360
[11920.222329][T19513]      netlink_unicast+0x449/0x710
[11920.222329][T19513]      netlink_sendmsg+0x723/0xbe0
[11920.222329][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11920.222329][T19513]      ___sys_sendmsg+0xee/0x170
[11920.222329][T19513]      __sys_sendmsg+0xcd/0x170
[11920.222329][T19513]      do_syscall_64+0xc6/0x1e0
[11920.222329][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11920.222329][T19513] 
[11920.224029][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11920.224029][T19513]      neigh_parms_alloc+0x1e5/0x510
[11920.224029][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11920.224029][T19513]      ipv6_find_idev+0x102/0x170
[11920.224029][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11920.224029][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11920.224029][T19513]      netlink_rcv_skb+0x130/0x360
[11920.224029][T19513]      netlink_unicast+0x449/0x710
[11920.224029][T19513]      netlink_sendmsg+0x723/0xbe0
[11920.224029][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11920.224029][T19513]      ___sys_sendmsg+0xee/0x170
[11920.224029][T19513]      __sys_sendmsg+0xcd/0x170
[11920.224029][T19513]      do_syscall_64+0xc6/0x1e0
[11920.224029][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11920.224029][T19513] 
[11930.479134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11930.479556][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11930.479556][T19513]      netdev_get_by_index+0x5e/0x80
[11930.479556][T19513]      fib6_nh_init+0x3d8/0x15b0
[11930.479556][T19513]      ip6_route_info_create+0xf18/0x17d0
[11930.479556][T19513]      ip6_route_add+0x1c/0x140
[11930.479556][T19513]      addrconf_prefix_route+0x2a6/0x430
[11930.479556][T19513]      inet6_addr_add+0x4f8/0xa40
[11930.479556][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11930.479556][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11930.479556][T19513]      netlink_rcv_skb+0x130/0x360
[11930.479556][T19513]      netlink_unicast+0x449/0x710
[11930.479556][T19513]      netlink_sendmsg+0x723/0xbe0
[11930.479556][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11930.479556][T19513]      ___sys_sendmsg+0xee/0x170
[11930.479556][T19513]      __sys_sendmsg+0xcd/0x170
[11930.479556][T19513]      do_syscall_64+0xc6/0x1e0
[11930.479556][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11930.479556][T19513] 
[11930.481963][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11930.481963][T19513]      netdev_get_by_index+0x5e/0x80
[11930.481963][T19513]      fib6_nh_init+0x3d8/0x15b0
[11930.481963][T19513]      ip6_route_info_create+0xf18/0x17d0
[11930.481963][T19513]      addrconf_f6i_alloc+0x315/0x560
[11930.481963][T19513]      ipv6_add_addr+0x411/0x2000
[11930.481963][T19513]      inet6_addr_add+0x30e/0xa40
[11930.481963][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11930.481963][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11930.481963][T19513]      netlink_rcv_skb+0x130/0x360
[11930.481963][T19513]      netlink_unicast+0x449/0x710
[11930.481963][T19513]      netlink_sendmsg+0x723/0xbe0
[11930.481963][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11930.481963][T19513]      ___sys_sendmsg+0xee/0x170
[11930.481963][T19513]      __sys_sendmsg+0xcd/0x170
[11930.481963][T19513]      do_syscall_64+0xc6/0x1e0
[11930.481963][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11930.481963][T19513] 
[11930.484338][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11930.484338][T19513]      netdev_get_by_index+0x5e/0x80
[11930.484338][T19513]      fib6_nh_init+0x3d8/0x15b0
[11930.484338][T19513]      ip6_route_info_create+0xf18/0x17d0
[11930.484338][T19513]      ip6_route_add+0x1c/0x140
[11930.484338][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11930.484338][T19513]      addrconf_add_dev+0xe2/0x170
[11930.484338][T19513]      inet6_addr_add+0x12f/0xa40
[11930.484338][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11930.484338][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11930.484338][T19513]      netlink_rcv_skb+0x130/0x360
[11930.484338][T19513]      netlink_unicast+0x449/0x710
[11930.484338][T19513]      netlink_sendmsg+0x723/0xbe0
[11930.484338][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11930.484338][T19513]      ___sys_sendmsg+0xee/0x170
[11930.484338][T19513]      __sys_sendmsg+0xcd/0x170
[11930.484338][T19513]      do_syscall_64+0xc6/0x1e0
[11930.484338][T19513] 
[11930.487203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11930.487203][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11930.487203][T19513]      ipv6_find_idev+0x102/0x170
[11930.487203][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11930.487203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11930.487203][T19513]      netlink_rcv_skb+0x130/0x360
[11930.487203][T19513]      netlink_unicast+0x449/0x710
[11930.487203][T19513]      netlink_sendmsg+0x723/0xbe0
[11930.487203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11930.487203][T19513]      ___sys_sendmsg+0xee/0x170
[11930.487203][T19513]      __sys_sendmsg+0xcd/0x170
[11930.487203][T19513]      do_syscall_64+0xc6/0x1e0
[11930.487203][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11930.487203][T19513] 
[11930.488923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11930.488923][T19513]      neigh_parms_alloc+0x1e5/0x510
[11930.488923][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11930.488923][T19513]      ipv6_find_idev+0x102/0x170
[11930.488923][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11930.488923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11930.488923][T19513]      netlink_rcv_skb+0x130/0x360
[11930.488923][T19513]      netlink_unicast+0x449/0x710
[11930.488923][T19513]      netlink_sendmsg+0x723/0xbe0
[11930.488923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11930.488923][T19513]      ___sys_sendmsg+0xee/0x170
[11930.488923][T19513]      __sys_sendmsg+0xcd/0x170
[11930.488923][T19513]      do_syscall_64+0xc6/0x1e0
[11930.488923][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11930.488923][T19513] 
[11940.631120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11940.631590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11940.631590][T19513]      netdev_get_by_index+0x5e/0x80
[11940.631590][T19513]      fib6_nh_init+0x3d8/0x15b0
[11940.631590][T19513]      ip6_route_info_create+0xf18/0x17d0
[11940.631590][T19513]      ip6_route_add+0x1c/0x140
[11940.631590][T19513]      addrconf_prefix_route+0x2a6/0x430
[11940.631590][T19513]      inet6_addr_add+0x4f8/0xa40
[11940.631590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11940.631590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11940.631590][T19513]      netlink_rcv_skb+0x130/0x360
[11940.631590][T19513]      netlink_unicast+0x449/0x710
[11940.631590][T19513]      netlink_sendmsg+0x723/0xbe0
[11940.631590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11940.631590][T19513]      ___sys_sendmsg+0xee/0x170
[11940.631590][T19513]      __sys_sendmsg+0xcd/0x170
[11940.631590][T19513]      do_syscall_64+0xc6/0x1e0
[11940.631590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11940.631590][T19513] 
[11940.633871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11940.633871][T19513]      netdev_get_by_index+0x5e/0x80
[11940.633871][T19513]      fib6_nh_init+0x3d8/0x15b0
[11940.633871][T19513]      ip6_route_info_create+0xf18/0x17d0
[11940.633871][T19513]      addrconf_f6i_alloc+0x315/0x560
[11940.633871][T19513]      ipv6_add_addr+0x411/0x2000
[11940.633871][T19513]      inet6_addr_add+0x30e/0xa40
[11940.633871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11940.633871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11940.633871][T19513]      netlink_rcv_skb+0x130/0x360
[11940.633871][T19513]      netlink_unicast+0x449/0x710
[11940.633871][T19513]      netlink_sendmsg+0x723/0xbe0
[11940.633871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11940.633871][T19513]      ___sys_sendmsg+0xee/0x170
[11940.633871][T19513]      __sys_sendmsg+0xcd/0x170
[11940.633871][T19513]      do_syscall_64+0xc6/0x1e0
[11940.633871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11940.633871][T19513] 
[11940.636101][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11940.636101][T19513]      netdev_get_by_index+0x5e/0x80
[11940.636101][T19513]      fib6_nh_init+0x3d8/0x15b0
[11940.636101][T19513]      ip6_route_info_create+0xf18/0x17d0
[11940.636101][T19513]      ip6_route_add+0x1c/0x140
[11940.636101][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11940.636101][T19513]      addrconf_add_dev+0xe2/0x170
[11940.636101][T19513]      inet6_addr_add+0x12f/0xa40
[11940.636101][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11940.636101][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11940.636101][T19513]      netlink_rcv_skb+0x130/0x360
[11940.636101][T19513]      netlink_unicast+0x449/0x710
[11940.636101][T19513]      netlink_sendmsg+0x723/0xbe0
[11940.636101][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11940.636101][T19513]      ___sys_sendmsg+0xee/0x170
[11940.636101][T19513]      __sys_sendmsg+0xcd/0x170
[11940.636101][T19513]      do_syscall_64+0xc6/0x1e0
[11940.636101][T19513] 
[11940.638307][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11940.638307][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11940.638307][T19513]      ipv6_find_idev+0x102/0x170
[11940.638307][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11940.638307][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11940.638307][T19513]      netlink_rcv_skb+0x130/0x360
[11940.638307][T19513]      netlink_unicast+0x449/0x710
[11940.638307][T19513]      netlink_sendmsg+0x723/0xbe0
[11940.638307][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11940.638307][T19513]      ___sys_sendmsg+0xee/0x170
[11940.638307][T19513]      __sys_sendmsg+0xcd/0x170
[11940.638307][T19513]      do_syscall_64+0xc6/0x1e0
[11940.638307][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11940.638307][T19513] 
[11940.640015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11940.640015][T19513]      neigh_parms_alloc+0x1e5/0x510
[11940.640015][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11940.640015][T19513]      ipv6_find_idev+0x102/0x170
[11940.640015][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11940.640015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11940.640015][T19513]      netlink_rcv_skb+0x130/0x360
[11940.640015][T19513]      netlink_unicast+0x449/0x710
[11940.640015][T19513]      netlink_sendmsg+0x723/0xbe0
[11940.640015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11940.640015][T19513]      ___sys_sendmsg+0xee/0x170
[11940.640015][T19513]      __sys_sendmsg+0xcd/0x170
[11940.640015][T19513]      do_syscall_64+0xc6/0x1e0
[11940.640015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11940.640015][T19513] 
[11950.791154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11950.791763][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11950.791763][T19513]      netdev_get_by_index+0x5e/0x80
[11950.791763][T19513]      fib6_nh_init+0x3d8/0x15b0
[11950.791763][T19513]      ip6_route_info_create+0xf18/0x17d0
[11950.791763][T19513]      ip6_route_add+0x1c/0x140
[11950.791763][T19513]      addrconf_prefix_route+0x2a6/0x430
[11950.791763][T19513]      inet6_addr_add+0x4f8/0xa40
[11950.791763][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11950.791763][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11950.791763][T19513]      netlink_rcv_skb+0x130/0x360
[11950.791763][T19513]      netlink_unicast+0x449/0x710
[11950.791763][T19513]      netlink_sendmsg+0x723/0xbe0
[11950.791763][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11950.791763][T19513]      ___sys_sendmsg+0xee/0x170
[11950.791763][T19513]      __sys_sendmsg+0xcd/0x170
[11950.791763][T19513]      do_syscall_64+0xc6/0x1e0
[11950.791763][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11950.791763][T19513] 
[11950.794118][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11950.794118][T19513]      netdev_get_by_index+0x5e/0x80
[11950.794118][T19513]      fib6_nh_init+0x3d8/0x15b0
[11950.794118][T19513]      ip6_route_info_create+0xf18/0x17d0
[11950.794118][T19513]      addrconf_f6i_alloc+0x315/0x560
[11950.794118][T19513]      ipv6_add_addr+0x411/0x2000
[11950.794118][T19513]      inet6_addr_add+0x30e/0xa40
[11950.794118][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11950.794118][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11950.794118][T19513]      netlink_rcv_skb+0x130/0x360
[11950.794118][T19513]      netlink_unicast+0x449/0x710
[11950.794118][T19513]      netlink_sendmsg+0x723/0xbe0
[11950.794118][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11950.794118][T19513]      ___sys_sendmsg+0xee/0x170
[11950.794118][T19513]      __sys_sendmsg+0xcd/0x170
[11950.794118][T19513]      do_syscall_64+0xc6/0x1e0
[11950.794118][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11950.794118][T19513] 
[11950.796595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11950.796595][T19513]      netdev_get_by_index+0x5e/0x80
[11950.796595][T19513]      fib6_nh_init+0x3d8/0x15b0
[11950.796595][T19513]      ip6_route_info_create+0xf18/0x17d0
[11950.796595][T19513]      ip6_route_add+0x1c/0x140
[11950.796595][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11950.796595][T19513]      addrconf_add_dev+0xe2/0x170
[11950.796595][T19513]      inet6_addr_add+0x12f/0xa40
[11950.796595][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11950.796595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11950.796595][T19513]      netlink_rcv_skb+0x130/0x360
[11950.796595][T19513]      netlink_unicast+0x449/0x710
[11950.796595][T19513]      netlink_sendmsg+0x723/0xbe0
[11950.796595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11950.796595][T19513]      ___sys_sendmsg+0xee/0x170
[11950.796595][T19513]      __sys_sendmsg+0xcd/0x170
[11950.796595][T19513]      do_syscall_64+0xc6/0x1e0
[11950.796595][T19513] 
[11950.798925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11950.798925][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11950.798925][T19513]      ipv6_find_idev+0x102/0x170
[11950.798925][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11950.798925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11950.798925][T19513]      netlink_rcv_skb+0x130/0x360
[11950.798925][T19513]      netlink_unicast+0x449/0x710
[11950.798925][T19513]      netlink_sendmsg+0x723/0xbe0
[11950.798925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11950.798925][T19513]      ___sys_sendmsg+0xee/0x170
[11950.798925][T19513]      __sys_sendmsg+0xcd/0x170
[11950.798925][T19513]      do_syscall_64+0xc6/0x1e0
[11950.798925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11950.798925][T19513] 
[11950.800686][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11950.800686][T19513]      neigh_parms_alloc+0x1e5/0x510
[11950.800686][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11950.800686][T19513]      ipv6_find_idev+0x102/0x170
[11950.800686][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11950.800686][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11950.800686][T19513]      netlink_rcv_skb+0x130/0x360
[11950.800686][T19513]      netlink_unicast+0x449/0x710
[11950.800686][T19513]      netlink_sendmsg+0x723/0xbe0
[11950.800686][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11950.800686][T19513]      ___sys_sendmsg+0xee/0x170
[11950.800686][T19513]      __sys_sendmsg+0xcd/0x170
[11950.800686][T19513]      do_syscall_64+0xc6/0x1e0
[11950.800686][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11950.800686][T19513] 
[11961.055130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11961.055634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11961.055634][T19513]      netdev_get_by_index+0x5e/0x80
[11961.055634][T19513]      fib6_nh_init+0x3d8/0x15b0
[11961.055634][T19513]      ip6_route_info_create+0xf18/0x17d0
[11961.055634][T19513]      ip6_route_add+0x1c/0x140
[11961.055634][T19513]      addrconf_prefix_route+0x2a6/0x430
[11961.055634][T19513]      inet6_addr_add+0x4f8/0xa40
[11961.055634][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11961.055634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11961.055634][T19513]      netlink_rcv_skb+0x130/0x360
[11961.055634][T19513]      netlink_unicast+0x449/0x710
[11961.055634][T19513]      netlink_sendmsg+0x723/0xbe0
[11961.055634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11961.055634][T19513]      ___sys_sendmsg+0xee/0x170
[11961.055634][T19513]      __sys_sendmsg+0xcd/0x170
[11961.055634][T19513]      do_syscall_64+0xc6/0x1e0
[11961.055634][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11961.055634][T19513] 
[11961.057947][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11961.057947][T19513]      netdev_get_by_index+0x5e/0x80
[11961.057947][T19513]      fib6_nh_init+0x3d8/0x15b0
[11961.057947][T19513]      ip6_route_info_create+0xf18/0x17d0
[11961.057947][T19513]      addrconf_f6i_alloc+0x315/0x560
[11961.057947][T19513]      ipv6_add_addr+0x411/0x2000
[11961.057947][T19513]      inet6_addr_add+0x30e/0xa40
[11961.057947][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11961.057947][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11961.057947][T19513]      netlink_rcv_skb+0x130/0x360
[11961.057947][T19513]      netlink_unicast+0x449/0x710
[11961.057947][T19513]      netlink_sendmsg+0x723/0xbe0
[11961.057947][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11961.057947][T19513]      ___sys_sendmsg+0xee/0x170
[11961.057947][T19513]      __sys_sendmsg+0xcd/0x170
[11961.057947][T19513]      do_syscall_64+0xc6/0x1e0
[11961.057947][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11961.057947][T19513] 
[11961.060172][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11961.060172][T19513]      netdev_get_by_index+0x5e/0x80
[11961.060172][T19513]      fib6_nh_init+0x3d8/0x15b0
[11961.060172][T19513]      ip6_route_info_create+0xf18/0x17d0
[11961.060172][T19513]      ip6_route_add+0x1c/0x140
[11961.060172][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11961.060172][T19513]      addrconf_add_dev+0xe2/0x170
[11961.060172][T19513]      inet6_addr_add+0x12f/0xa40
[11961.060172][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11961.060172][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11961.060172][T19513]      netlink_rcv_skb+0x130/0x360
[11961.060172][T19513]      netlink_unicast+0x449/0x710
[11961.060172][T19513]      netlink_sendmsg+0x723/0xbe0
[11961.060172][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11961.060172][T19513]      ___sys_sendmsg+0xee/0x170
[11961.060172][T19513]      __sys_sendmsg+0xcd/0x170
[11961.060172][T19513]      do_syscall_64+0xc6/0x1e0
[11961.060172][T19513] 
[11961.062387][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11961.062387][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11961.062387][T19513]      ipv6_find_idev+0x102/0x170
[11961.062387][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11961.062387][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11961.062387][T19513]      netlink_rcv_skb+0x130/0x360
[11961.062387][T19513]      netlink_unicast+0x449/0x710
[11961.062387][T19513]      netlink_sendmsg+0x723/0xbe0
[11961.062387][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11961.062387][T19513]      ___sys_sendmsg+0xee/0x170
[11961.062387][T19513]      __sys_sendmsg+0xcd/0x170
[11961.062387][T19513]      do_syscall_64+0xc6/0x1e0
[11961.062387][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11961.062387][T19513] 
[11961.064102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11961.064102][T19513]      neigh_parms_alloc+0x1e5/0x510
[11961.064102][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11961.064102][T19513]      ipv6_find_idev+0x102/0x170
[11961.064102][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11961.064102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11961.064102][T19513]      netlink_rcv_skb+0x130/0x360
[11961.064102][T19513]      netlink_unicast+0x449/0x710
[11961.064102][T19513]      netlink_sendmsg+0x723/0xbe0
[11961.064102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11961.064102][T19513]      ___sys_sendmsg+0xee/0x170
[11961.064102][T19513]      __sys_sendmsg+0xcd/0x170
[11961.064102][T19513]      do_syscall_64+0xc6/0x1e0
[11961.064102][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11961.064102][T19513] 
[11971.095174][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11971.095609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11971.095609][T19513]      netdev_get_by_index+0x5e/0x80
[11971.095609][T19513]      fib6_nh_init+0x3d8/0x15b0
[11971.095609][T19513]      ip6_route_info_create+0xf18/0x17d0
[11971.095609][T19513]      ip6_route_add+0x1c/0x140
[11971.095609][T19513]      addrconf_prefix_route+0x2a6/0x430
[11971.095609][T19513]      inet6_addr_add+0x4f8/0xa40
[11971.095609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11971.095609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11971.095609][T19513]      netlink_rcv_skb+0x130/0x360
[11971.095609][T19513]      netlink_unicast+0x449/0x710
[11971.095609][T19513]      netlink_sendmsg+0x723/0xbe0
[11971.095609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11971.095609][T19513]      ___sys_sendmsg+0xee/0x170
[11971.095609][T19513]      __sys_sendmsg+0xcd/0x170
[11971.095609][T19513]      do_syscall_64+0xc6/0x1e0
[11971.095609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11971.095609][T19513] 
[11971.098111][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11971.098111][T19513]      netdev_get_by_index+0x5e/0x80
[11971.098111][T19513]      fib6_nh_init+0x3d8/0x15b0
[11971.098111][T19513]      ip6_route_info_create+0xf18/0x17d0
[11971.098111][T19513]      addrconf_f6i_alloc+0x315/0x560
[11971.098111][T19513]      ipv6_add_addr+0x411/0x2000
[11971.098111][T19513]      inet6_addr_add+0x30e/0xa40
[11971.098111][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11971.098111][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11971.098111][T19513]      netlink_rcv_skb+0x130/0x360
[11971.098111][T19513]      netlink_unicast+0x449/0x710
[11971.098111][T19513]      netlink_sendmsg+0x723/0xbe0
[11971.098111][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11971.098111][T19513]      ___sys_sendmsg+0xee/0x170
[11971.098111][T19513]      __sys_sendmsg+0xcd/0x170
[11971.098111][T19513]      do_syscall_64+0xc6/0x1e0
[11971.098111][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11971.098111][T19513] 
[11971.100582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11971.100582][T19513]      netdev_get_by_index+0x5e/0x80
[11971.100582][T19513]      fib6_nh_init+0x3d8/0x15b0
[11971.100582][T19513]      ip6_route_info_create+0xf18/0x17d0
[11971.100582][T19513]      ip6_route_add+0x1c/0x140
[11971.100582][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11971.100582][T19513]      addrconf_add_dev+0xe2/0x170
[11971.100582][T19513]      inet6_addr_add+0x12f/0xa40
[11971.100582][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11971.100582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11971.100582][T19513]      netlink_rcv_skb+0x130/0x360
[11971.100582][T19513]      netlink_unicast+0x449/0x710
[11971.100582][T19513]      netlink_sendmsg+0x723/0xbe0
[11971.100582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11971.100582][T19513]      ___sys_sendmsg+0xee/0x170
[11971.100582][T19513]      __sys_sendmsg+0xcd/0x170
[11971.100582][T19513]      do_syscall_64+0xc6/0x1e0
[11971.100582][T19513] 
[11971.103030][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11971.103030][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11971.103030][T19513]      ipv6_find_idev+0x102/0x170
[11971.103030][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11971.103030][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11971.103030][T19513]      netlink_rcv_skb+0x130/0x360
[11971.103030][T19513]      netlink_unicast+0x449/0x710
[11971.103030][T19513]      netlink_sendmsg+0x723/0xbe0
[11971.103030][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11971.103030][T19513]      ___sys_sendmsg+0xee/0x170
[11971.103030][T19513]      __sys_sendmsg+0xcd/0x170
[11971.103030][T19513]      do_syscall_64+0xc6/0x1e0
[11971.103030][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11971.103030][T19513] 
[11971.104918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11971.104918][T19513]      neigh_parms_alloc+0x1e5/0x510
[11971.104918][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11971.104918][T19513]      ipv6_find_idev+0x102/0x170
[11971.104918][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11971.104918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11971.104918][T19513]      netlink_rcv_skb+0x130/0x360
[11971.104918][T19513]      netlink_unicast+0x449/0x710
[11971.104918][T19513]      netlink_sendmsg+0x723/0xbe0
[11971.104918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11971.104918][T19513]      ___sys_sendmsg+0xee/0x170
[11971.104918][T19513]      __sys_sendmsg+0xcd/0x170
[11971.104918][T19513]      do_syscall_64+0xc6/0x1e0
[11971.104918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11971.104918][T19513] 
[11981.359178][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11981.359668][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11981.359668][T19513]      netdev_get_by_index+0x5e/0x80
[11981.359668][T19513]      fib6_nh_init+0x3d8/0x15b0
[11981.359668][T19513]      ip6_route_info_create+0xf18/0x17d0
[11981.359668][T19513]      ip6_route_add+0x1c/0x140
[11981.359668][T19513]      addrconf_prefix_route+0x2a6/0x430
[11981.359668][T19513]      inet6_addr_add+0x4f8/0xa40
[11981.359668][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11981.359668][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11981.359668][T19513]      netlink_rcv_skb+0x130/0x360
[11981.359668][T19513]      netlink_unicast+0x449/0x710
[11981.359668][T19513]      netlink_sendmsg+0x723/0xbe0
[11981.359668][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11981.359668][T19513]      ___sys_sendmsg+0xee/0x170
[11981.359668][T19513]      __sys_sendmsg+0xcd/0x170
[11981.359668][T19513]      do_syscall_64+0xc6/0x1e0
[11981.359668][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11981.359668][T19513] 
[11981.362287][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11981.362287][T19513]      netdev_get_by_index+0x5e/0x80
[11981.362287][T19513]      fib6_nh_init+0x3d8/0x15b0
[11981.362287][T19513]      ip6_route_info_create+0xf18/0x17d0
[11981.362287][T19513]      addrconf_f6i_alloc+0x315/0x560
[11981.362287][T19513]      ipv6_add_addr+0x411/0x2000
[11981.362287][T19513]      inet6_addr_add+0x30e/0xa40
[11981.362287][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11981.362287][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11981.362287][T19513]      netlink_rcv_skb+0x130/0x360
[11981.362287][T19513]      netlink_unicast+0x449/0x710
[11981.362287][T19513]      netlink_sendmsg+0x723/0xbe0
[11981.362287][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11981.362287][T19513]      ___sys_sendmsg+0xee/0x170
[11981.362287][T19513]      __sys_sendmsg+0xcd/0x170
[11981.362287][T19513]      do_syscall_64+0xc6/0x1e0
[11981.362287][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11981.362287][T19513] 
[11981.364901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11981.364901][T19513]      netdev_get_by_index+0x5e/0x80
[11981.364901][T19513]      fib6_nh_init+0x3d8/0x15b0
[11981.364901][T19513]      ip6_route_info_create+0xf18/0x17d0
[11981.364901][T19513]      ip6_route_add+0x1c/0x140
[11981.364901][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11981.364901][T19513]      addrconf_add_dev+0xe2/0x170
[11981.364901][T19513]      inet6_addr_add+0x12f/0xa40
[11981.364901][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11981.364901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11981.364901][T19513]      netlink_rcv_skb+0x130/0x360
[11981.364901][T19513]      netlink_unicast+0x449/0x710
[11981.364901][T19513]      netlink_sendmsg+0x723/0xbe0
[11981.364901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11981.364901][T19513]      ___sys_sendmsg+0xee/0x170
[11981.364901][T19513]      __sys_sendmsg+0xcd/0x170
[11981.364901][T19513]      do_syscall_64+0xc6/0x1e0
[11981.364901][T19513] 
[11981.367493][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11981.367493][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11981.367493][T19513]      ipv6_find_idev+0x102/0x170
[11981.367493][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11981.367493][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11981.367493][T19513]      netlink_rcv_skb+0x130/0x360
[11981.367493][T19513]      netlink_unicast+0x449/0x710
[11981.367493][T19513]      netlink_sendmsg+0x723/0xbe0
[11981.367493][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11981.367493][T19513]      ___sys_sendmsg+0xee/0x170
[11981.367493][T19513]      __sys_sendmsg+0xcd/0x170
[11981.367493][T19513]      do_syscall_64+0xc6/0x1e0
[11981.367493][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11981.367493][T19513] 
[11981.369519][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11981.369519][T19513]      neigh_parms_alloc+0x1e5/0x510
[11981.369519][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11981.369519][T19513]      ipv6_find_idev+0x102/0x170
[11981.369519][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11981.369519][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11981.369519][T19513]      netlink_rcv_skb+0x130/0x360
[11981.369519][T19513]      netlink_unicast+0x449/0x710
[11981.369519][T19513]      netlink_sendmsg+0x723/0xbe0
[11981.369519][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11981.369519][T19513]      ___sys_sendmsg+0xee/0x170
[11981.369519][T19513]      __sys_sendmsg+0xcd/0x170
[11981.369519][T19513]      do_syscall_64+0xc6/0x1e0
[11981.369519][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11981.369519][T19513] 
[11991.623155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[11991.623632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11991.623632][T19513]      netdev_get_by_index+0x5e/0x80
[11991.623632][T19513]      fib6_nh_init+0x3d8/0x15b0
[11991.623632][T19513]      ip6_route_info_create+0xf18/0x17d0
[11991.623632][T19513]      ip6_route_add+0x1c/0x140
[11991.623632][T19513]      addrconf_prefix_route+0x2a6/0x430
[11991.623632][T19513]      inet6_addr_add+0x4f8/0xa40
[11991.623632][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11991.623632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11991.623632][T19513]      netlink_rcv_skb+0x130/0x360
[11991.623632][T19513]      netlink_unicast+0x449/0x710
[11991.623632][T19513]      netlink_sendmsg+0x723/0xbe0
[11991.623632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11991.623632][T19513]      ___sys_sendmsg+0xee/0x170
[11991.623632][T19513]      __sys_sendmsg+0xcd/0x170
[11991.623632][T19513]      do_syscall_64+0xc6/0x1e0
[11991.623632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11991.623632][T19513] 
[11991.626300][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11991.626300][T19513]      netdev_get_by_index+0x5e/0x80
[11991.626300][T19513]      fib6_nh_init+0x3d8/0x15b0
[11991.626300][T19513]      ip6_route_info_create+0xf18/0x17d0
[11991.626300][T19513]      addrconf_f6i_alloc+0x315/0x560
[11991.626300][T19513]      ipv6_add_addr+0x411/0x2000
[11991.626300][T19513]      inet6_addr_add+0x30e/0xa40
[11991.626300][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11991.626300][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11991.626300][T19513]      netlink_rcv_skb+0x130/0x360
[11991.626300][T19513]      netlink_unicast+0x449/0x710
[11991.626300][T19513]      netlink_sendmsg+0x723/0xbe0
[11991.626300][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11991.626300][T19513]      ___sys_sendmsg+0xee/0x170
[11991.626300][T19513]      __sys_sendmsg+0xcd/0x170
[11991.626300][T19513]      do_syscall_64+0xc6/0x1e0
[11991.626300][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11991.626300][T19513] 
[11991.628943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11991.628943][T19513]      netdev_get_by_index+0x5e/0x80
[11991.628943][T19513]      fib6_nh_init+0x3d8/0x15b0
[11991.628943][T19513]      ip6_route_info_create+0xf18/0x17d0
[11991.628943][T19513]      ip6_route_add+0x1c/0x140
[11991.628943][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[11991.628943][T19513]      addrconf_add_dev+0xe2/0x170
[11991.628943][T19513]      inet6_addr_add+0x12f/0xa40
[11991.628943][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[11991.628943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11991.628943][T19513]      netlink_rcv_skb+0x130/0x360
[11991.628943][T19513]      netlink_unicast+0x449/0x710
[11991.628943][T19513]      netlink_sendmsg+0x723/0xbe0
[11991.628943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11991.628943][T19513]      ___sys_sendmsg+0xee/0x170
[11991.628943][T19513]      __sys_sendmsg+0xcd/0x170
[11991.628943][T19513]      do_syscall_64+0xc6/0x1e0
[11991.628943][T19513] 
[11991.631580][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11991.631580][T19513]      ipv6_add_dev+0x3b9/0x11c0
[11991.631580][T19513]      ipv6_find_idev+0x102/0x170
[11991.631580][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11991.631580][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11991.631580][T19513]      netlink_rcv_skb+0x130/0x360
[11991.631580][T19513]      netlink_unicast+0x449/0x710
[11991.631580][T19513]      netlink_sendmsg+0x723/0xbe0
[11991.631580][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11991.631580][T19513]      ___sys_sendmsg+0xee/0x170
[11991.631580][T19513]      __sys_sendmsg+0xcd/0x170
[11991.631580][T19513]      do_syscall_64+0xc6/0x1e0
[11991.631580][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11991.631580][T19513] 
[11991.633655][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[11991.633655][T19513]      neigh_parms_alloc+0x1e5/0x510
[11991.633655][T19513]      ipv6_add_dev+0x2fd/0x11c0
[11991.633655][T19513]      ipv6_find_idev+0x102/0x170
[11991.633655][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[11991.633655][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[11991.633655][T19513]      netlink_rcv_skb+0x130/0x360
[11991.633655][T19513]      netlink_unicast+0x449/0x710
[11991.633655][T19513]      netlink_sendmsg+0x723/0xbe0
[11991.633655][T19513]      ____sys_sendmsg+0x7b2/0xa10
[11991.633655][T19513]      ___sys_sendmsg+0xee/0x170
[11991.633655][T19513]      __sys_sendmsg+0xcd/0x170
[11991.633655][T19513]      do_syscall_64+0xc6/0x1e0
[11991.633655][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[11991.633655][T19513] 
[12001.695134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12001.695720][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12001.695720][T19513]      netdev_get_by_index+0x5e/0x80
[12001.695720][T19513]      fib6_nh_init+0x3d8/0x15b0
[12001.695720][T19513]      ip6_route_info_create+0xf18/0x17d0
[12001.695720][T19513]      ip6_route_add+0x1c/0x140
[12001.695720][T19513]      addrconf_prefix_route+0x2a6/0x430
[12001.695720][T19513]      inet6_addr_add+0x4f8/0xa40
[12001.695720][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12001.695720][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12001.695720][T19513]      netlink_rcv_skb+0x130/0x360
[12001.695720][T19513]      netlink_unicast+0x449/0x710
[12001.695720][T19513]      netlink_sendmsg+0x723/0xbe0
[12001.695720][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12001.695720][T19513]      ___sys_sendmsg+0xee/0x170
[12001.695720][T19513]      __sys_sendmsg+0xcd/0x170
[12001.695720][T19513]      do_syscall_64+0xc6/0x1e0
[12001.695720][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12001.695720][T19513] 
[12001.699192][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12001.699192][T19513]      netdev_get_by_index+0x5e/0x80
[12001.699192][T19513]      fib6_nh_init+0x3d8/0x15b0
[12001.699192][T19513]      ip6_route_info_create+0xf18/0x17d0
[12001.699192][T19513]      addrconf_f6i_alloc+0x315/0x560
[12001.699192][T19513]      ipv6_add_addr+0x411/0x2000
[12001.699192][T19513]      inet6_addr_add+0x30e/0xa40
[12001.699192][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12001.699192][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12001.699192][T19513]      netlink_rcv_skb+0x130/0x360
[12001.699192][T19513]      netlink_unicast+0x449/0x710
[12001.699192][T19513]      netlink_sendmsg+0x723/0xbe0
[12001.699192][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12001.699192][T19513]      ___sys_sendmsg+0xee/0x170
[12001.699192][T19513]      __sys_sendmsg+0xcd/0x170
[12001.699192][T19513]      do_syscall_64+0xc6/0x1e0
[12001.699192][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12001.699192][T19513] 
[12001.701796][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12001.701796][T19513]      netdev_get_by_index+0x5e/0x80
[12001.701796][T19513]      fib6_nh_init+0x3d8/0x15b0
[12001.701796][T19513]      ip6_route_info_create+0xf18/0x17d0
[12001.701796][T19513]      ip6_route_add+0x1c/0x140
[12001.701796][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12001.701796][T19513]      addrconf_add_dev+0xe2/0x170
[12001.701796][T19513]      inet6_addr_add+0x12f/0xa40
[12001.701796][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12001.701796][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12001.701796][T19513]      netlink_rcv_skb+0x130/0x360
[12001.701796][T19513]      netlink_unicast+0x449/0x710
[12001.701796][T19513]      netlink_sendmsg+0x723/0xbe0
[12001.701796][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12001.701796][T19513]      ___sys_sendmsg+0xee/0x170
[12001.701796][T19513]      __sys_sendmsg+0xcd/0x170
[12001.701796][T19513]      do_syscall_64+0xc6/0x1e0
[12001.701796][T19513] 
[12001.705371][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12001.705371][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12001.705371][T19513]      ipv6_find_idev+0x102/0x170
[12001.705371][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12001.705371][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12001.705371][T19513]      netlink_rcv_skb+0x130/0x360
[12001.705371][T19513]      netlink_unicast+0x449/0x710
[12001.705371][T19513]      netlink_sendmsg+0x723/0xbe0
[12001.705371][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12001.705371][T19513]      ___sys_sendmsg+0xee/0x170
[12001.705371][T19513]      __sys_sendmsg+0xcd/0x170
[12001.705371][T19513]      do_syscall_64+0xc6/0x1e0
[12001.705371][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12001.705371][T19513] 
[12001.708265][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12001.708265][T19513]      neigh_parms_alloc+0x1e5/0x510
[12001.708265][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12001.708265][T19513]      ipv6_find_idev+0x102/0x170
[12001.708265][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12001.708265][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12001.708265][T19513]      netlink_rcv_skb+0x130/0x360
[12001.708265][T19513]      netlink_unicast+0x449/0x710
[12001.708265][T19513]      netlink_sendmsg+0x723/0xbe0
[12001.708265][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12001.708265][T19513]      ___sys_sendmsg+0xee/0x170
[12001.708265][T19513]      __sys_sendmsg+0xcd/0x170
[12001.708265][T19513]      do_syscall_64+0xc6/0x1e0
[12001.708265][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12001.708265][T19513] 
[12011.951144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12011.951613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12011.951613][T19513]      netdev_get_by_index+0x5e/0x80
[12011.951613][T19513]      fib6_nh_init+0x3d8/0x15b0
[12011.951613][T19513]      ip6_route_info_create+0xf18/0x17d0
[12011.951613][T19513]      ip6_route_add+0x1c/0x140
[12011.951613][T19513]      addrconf_prefix_route+0x2a6/0x430
[12011.951613][T19513]      inet6_addr_add+0x4f8/0xa40
[12011.951613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12011.951613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12011.951613][T19513]      netlink_rcv_skb+0x130/0x360
[12011.951613][T19513]      netlink_unicast+0x449/0x710
[12011.951613][T19513]      netlink_sendmsg+0x723/0xbe0
[12011.951613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12011.951613][T19513]      ___sys_sendmsg+0xee/0x170
[12011.951613][T19513]      __sys_sendmsg+0xcd/0x170
[12011.951613][T19513]      do_syscall_64+0xc6/0x1e0
[12011.951613][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12011.951613][T19513] 
[12011.954257][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12011.954257][T19513]      netdev_get_by_index+0x5e/0x80
[12011.954257][T19513]      fib6_nh_init+0x3d8/0x15b0
[12011.954257][T19513]      ip6_route_info_create+0xf18/0x17d0
[12011.954257][T19513]      addrconf_f6i_alloc+0x315/0x560
[12011.954257][T19513]      ipv6_add_addr+0x411/0x2000
[12011.954257][T19513]      inet6_addr_add+0x30e/0xa40
[12011.954257][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12011.954257][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12011.954257][T19513]      netlink_rcv_skb+0x130/0x360
[12011.954257][T19513]      netlink_unicast+0x449/0x710
[12011.954257][T19513]      netlink_sendmsg+0x723/0xbe0
[12011.954257][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12011.954257][T19513]      ___sys_sendmsg+0xee/0x170
[12011.954257][T19513]      __sys_sendmsg+0xcd/0x170
[12011.954257][T19513]      do_syscall_64+0xc6/0x1e0
[12011.954257][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12011.954257][T19513] 
[12011.956873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12011.956873][T19513]      netdev_get_by_index+0x5e/0x80
[12011.956873][T19513]      fib6_nh_init+0x3d8/0x15b0
[12011.956873][T19513]      ip6_route_info_create+0xf18/0x17d0
[12011.956873][T19513]      ip6_route_add+0x1c/0x140
[12011.956873][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12011.956873][T19513]      addrconf_add_dev+0xe2/0x170
[12011.956873][T19513]      inet6_addr_add+0x12f/0xa40
[12011.956873][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12011.956873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12011.956873][T19513]      netlink_rcv_skb+0x130/0x360
[12011.956873][T19513]      netlink_unicast+0x449/0x710
[12011.956873][T19513]      netlink_sendmsg+0x723/0xbe0
[12011.956873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12011.956873][T19513]      ___sys_sendmsg+0xee/0x170
[12011.956873][T19513]      __sys_sendmsg+0xcd/0x170
[12011.956873][T19513]      do_syscall_64+0xc6/0x1e0
[12011.956873][T19513] 
[12011.959457][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12011.959457][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12011.959457][T19513]      ipv6_find_idev+0x102/0x170
[12011.959457][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12011.959457][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12011.959457][T19513]      netlink_rcv_skb+0x130/0x360
[12011.959457][T19513]      netlink_unicast+0x449/0x710
[12011.959457][T19513]      netlink_sendmsg+0x723/0xbe0
[12011.959457][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12011.959457][T19513]      ___sys_sendmsg+0xee/0x170
[12011.959457][T19513]      __sys_sendmsg+0xcd/0x170
[12011.959457][T19513]      do_syscall_64+0xc6/0x1e0
[12011.959457][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12011.959457][T19513] 
[12011.961528][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12011.961528][T19513]      neigh_parms_alloc+0x1e5/0x510
[12011.961528][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12011.961528][T19513]      ipv6_find_idev+0x102/0x170
[12011.961528][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12011.961528][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12011.961528][T19513]      netlink_rcv_skb+0x130/0x360
[12011.961528][T19513]      netlink_unicast+0x449/0x710
[12011.961528][T19513]      netlink_sendmsg+0x723/0xbe0
[12011.961528][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12011.961528][T19513]      ___sys_sendmsg+0xee/0x170
[12011.961528][T19513]      __sys_sendmsg+0xcd/0x170
[12011.961528][T19513]      do_syscall_64+0xc6/0x1e0
[12011.961528][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12011.961528][T19513] 
[12021.983081][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12021.983547][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12021.983547][T19513]      netdev_get_by_index+0x5e/0x80
[12021.983547][T19513]      fib6_nh_init+0x3d8/0x15b0
[12021.983547][T19513]      ip6_route_info_create+0xf18/0x17d0
[12021.983547][T19513]      ip6_route_add+0x1c/0x140
[12021.983547][T19513]      addrconf_prefix_route+0x2a6/0x430
[12021.983547][T19513]      inet6_addr_add+0x4f8/0xa40
[12021.983547][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12021.983547][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12021.983547][T19513]      netlink_rcv_skb+0x130/0x360
[12021.983547][T19513]      netlink_unicast+0x449/0x710
[12021.983547][T19513]      netlink_sendmsg+0x723/0xbe0
[12021.983547][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12021.983547][T19513]      ___sys_sendmsg+0xee/0x170
[12021.983547][T19513]      __sys_sendmsg+0xcd/0x170
[12021.983547][T19513]      do_syscall_64+0xc6/0x1e0
[12021.983547][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12021.983547][T19513] 
[12021.986013][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12021.986013][T19513]      netdev_get_by_index+0x5e/0x80
[12021.986013][T19513]      fib6_nh_init+0x3d8/0x15b0
[12021.986013][T19513]      ip6_route_info_create+0xf18/0x17d0
[12021.986013][T19513]      addrconf_f6i_alloc+0x315/0x560
[12021.986013][T19513]      ipv6_add_addr+0x411/0x2000
[12021.986013][T19513]      inet6_addr_add+0x30e/0xa40
[12021.986013][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12021.986013][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12021.986013][T19513]      netlink_rcv_skb+0x130/0x360
[12021.986013][T19513]      netlink_unicast+0x449/0x710
[12021.986013][T19513]      netlink_sendmsg+0x723/0xbe0
[12021.986013][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12021.986013][T19513]      ___sys_sendmsg+0xee/0x170
[12021.986013][T19513]      __sys_sendmsg+0xcd/0x170
[12021.986013][T19513]      do_syscall_64+0xc6/0x1e0
[12021.986013][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12021.986013][T19513] 
[12021.988436][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12021.988436][T19513]      netdev_get_by_index+0x5e/0x80
[12021.988436][T19513]      fib6_nh_init+0x3d8/0x15b0
[12021.988436][T19513]      ip6_route_info_create+0xf18/0x17d0
[12021.988436][T19513]      ip6_route_add+0x1c/0x140
[12021.988436][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12021.988436][T19513]      addrconf_add_dev+0xe2/0x170
[12021.988436][T19513]      inet6_addr_add+0x12f/0xa40
[12021.988436][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12021.988436][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12021.988436][T19513]      netlink_rcv_skb+0x130/0x360
[12021.988436][T19513]      netlink_unicast+0x449/0x710
[12021.988436][T19513]      netlink_sendmsg+0x723/0xbe0
[12021.988436][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12021.988436][T19513]      ___sys_sendmsg+0xee/0x170
[12021.988436][T19513]      __sys_sendmsg+0xcd/0x170
[12021.988436][T19513]      do_syscall_64+0xc6/0x1e0
[12021.988436][T19513] 
[12021.990833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12021.990833][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12021.990833][T19513]      ipv6_find_idev+0x102/0x170
[12021.990833][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12021.990833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12021.990833][T19513]      netlink_rcv_skb+0x130/0x360
[12021.990833][T19513]      netlink_unicast+0x449/0x710
[12021.990833][T19513]      netlink_sendmsg+0x723/0xbe0
[12021.990833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12021.990833][T19513]      ___sys_sendmsg+0xee/0x170
[12021.990833][T19513]      __sys_sendmsg+0xcd/0x170
[12021.990833][T19513]      do_syscall_64+0xc6/0x1e0
[12021.990833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12021.990833][T19513] 
[12021.992714][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12021.992714][T19513]      neigh_parms_alloc+0x1e5/0x510
[12021.992714][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12021.992714][T19513]      ipv6_find_idev+0x102/0x170
[12021.992714][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12021.992714][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12021.992714][T19513]      netlink_rcv_skb+0x130/0x360
[12021.992714][T19513]      netlink_unicast+0x449/0x710
[12021.992714][T19513]      netlink_sendmsg+0x723/0xbe0
[12021.992714][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12021.992714][T19513]      ___sys_sendmsg+0xee/0x170
[12021.992714][T19513]      __sys_sendmsg+0xcd/0x170
[12021.992714][T19513]      do_syscall_64+0xc6/0x1e0
[12021.992714][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12021.992714][T19513] 
[12032.247144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12032.247732][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12032.247732][T19513]      netdev_get_by_index+0x5e/0x80
[12032.247732][T19513]      fib6_nh_init+0x3d8/0x15b0
[12032.247732][T19513]      ip6_route_info_create+0xf18/0x17d0
[12032.247732][T19513]      ip6_route_add+0x1c/0x140
[12032.247732][T19513]      addrconf_prefix_route+0x2a6/0x430
[12032.247732][T19513]      inet6_addr_add+0x4f8/0xa40
[12032.247732][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12032.247732][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12032.247732][T19513]      netlink_rcv_skb+0x130/0x360
[12032.247732][T19513]      netlink_unicast+0x449/0x710
[12032.247732][T19513]      netlink_sendmsg+0x723/0xbe0
[12032.247732][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12032.247732][T19513]      ___sys_sendmsg+0xee/0x170
[12032.247732][T19513]      __sys_sendmsg+0xcd/0x170
[12032.247732][T19513]      do_syscall_64+0xc6/0x1e0
[12032.247732][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12032.247732][T19513] 
[12032.251593][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12032.251593][T19513]      netdev_get_by_index+0x5e/0x80
[12032.251593][T19513]      fib6_nh_init+0x3d8/0x15b0
[12032.251593][T19513]      ip6_route_info_create+0xf18/0x17d0
[12032.251593][T19513]      addrconf_f6i_alloc+0x315/0x560
[12032.251593][T19513]      ipv6_add_addr+0x411/0x2000
[12032.251593][T19513]      inet6_addr_add+0x30e/0xa40
[12032.251593][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12032.251593][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12032.251593][T19513]      netlink_rcv_skb+0x130/0x360
[12032.251593][T19513]      netlink_unicast+0x449/0x710
[12032.251593][T19513]      netlink_sendmsg+0x723/0xbe0
[12032.251593][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12032.251593][T19513]      ___sys_sendmsg+0xee/0x170
[12032.251593][T19513]      __sys_sendmsg+0xcd/0x170
[12032.251593][T19513]      do_syscall_64+0xc6/0x1e0
[12032.251593][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12032.251593][T19513] 
[12032.255311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12032.255311][T19513]      netdev_get_by_index+0x5e/0x80
[12032.255311][T19513]      fib6_nh_init+0x3d8/0x15b0
[12032.255311][T19513]      ip6_route_info_create+0xf18/0x17d0
[12032.255311][T19513]      ip6_route_add+0x1c/0x140
[12032.255311][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12032.255311][T19513]      addrconf_add_dev+0xe2/0x170
[12032.255311][T19513]      inet6_addr_add+0x12f/0xa40
[12032.255311][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12032.255311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12032.255311][T19513]      netlink_rcv_skb+0x130/0x360
[12032.255311][T19513]      netlink_unicast+0x449/0x710
[12032.255311][T19513]      netlink_sendmsg+0x723/0xbe0
[12032.255311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12032.255311][T19513]      ___sys_sendmsg+0xee/0x170
[12032.255311][T19513]      __sys_sendmsg+0xcd/0x170
[12032.255311][T19513]      do_syscall_64+0xc6/0x1e0
[12032.255311][T19513] 
[12032.258828][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12032.258828][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12032.258828][T19513]      ipv6_find_idev+0x102/0x170
[12032.258828][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12032.258828][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12032.258828][T19513]      netlink_rcv_skb+0x130/0x360
[12032.258828][T19513]      netlink_unicast+0x449/0x710
[12032.258828][T19513]      netlink_sendmsg+0x723/0xbe0
[12032.258828][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12032.258828][T19513]      ___sys_sendmsg+0xee/0x170
[12032.258828][T19513]      __sys_sendmsg+0xcd/0x170
[12032.258828][T19513]      do_syscall_64+0xc6/0x1e0
[12032.258828][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12032.258828][T19513] 
[12032.261703][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12032.261703][T19513]      neigh_parms_alloc+0x1e5/0x510
[12032.261703][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12032.261703][T19513]      ipv6_find_idev+0x102/0x170
[12032.261703][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12032.261703][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12032.261703][T19513]      netlink_rcv_skb+0x130/0x360
[12032.261703][T19513]      netlink_unicast+0x449/0x710
[12032.261703][T19513]      netlink_sendmsg+0x723/0xbe0
[12032.261703][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12032.261703][T19513]      ___sys_sendmsg+0xee/0x170
[12032.261703][T19513]      __sys_sendmsg+0xcd/0x170
[12032.261703][T19513]      do_syscall_64+0xc6/0x1e0
[12032.261703][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12032.261703][T19513] 
[12042.511111][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12042.511587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12042.511587][T19513]      netdev_get_by_index+0x5e/0x80
[12042.511587][T19513]      fib6_nh_init+0x3d8/0x15b0
[12042.511587][T19513]      ip6_route_info_create+0xf18/0x17d0
[12042.511587][T19513]      ip6_route_add+0x1c/0x140
[12042.511587][T19513]      addrconf_prefix_route+0x2a6/0x430
[12042.511587][T19513]      inet6_addr_add+0x4f8/0xa40
[12042.511587][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12042.511587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12042.511587][T19513]      netlink_rcv_skb+0x130/0x360
[12042.511587][T19513]      netlink_unicast+0x449/0x710
[12042.511587][T19513]      netlink_sendmsg+0x723/0xbe0
[12042.511587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12042.511587][T19513]      ___sys_sendmsg+0xee/0x170
[12042.511587][T19513]      __sys_sendmsg+0xcd/0x170
[12042.511587][T19513]      do_syscall_64+0xc6/0x1e0
[12042.511587][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12042.511587][T19513] 
[12042.514049][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12042.514049][T19513]      netdev_get_by_index+0x5e/0x80
[12042.514049][T19513]      fib6_nh_init+0x3d8/0x15b0
[12042.514049][T19513]      ip6_route_info_create+0xf18/0x17d0
[12042.514049][T19513]      addrconf_f6i_alloc+0x315/0x560
[12042.514049][T19513]      ipv6_add_addr+0x411/0x2000
[12042.514049][T19513]      inet6_addr_add+0x30e/0xa40
[12042.514049][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12042.514049][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12042.514049][T19513]      netlink_rcv_skb+0x130/0x360
[12042.514049][T19513]      netlink_unicast+0x449/0x710
[12042.514049][T19513]      netlink_sendmsg+0x723/0xbe0
[12042.514049][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12042.514049][T19513]      ___sys_sendmsg+0xee/0x170
[12042.514049][T19513]      __sys_sendmsg+0xcd/0x170
[12042.514049][T19513]      do_syscall_64+0xc6/0x1e0
[12042.514049][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12042.514049][T19513] 
[12042.516508][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12042.516508][T19513]      netdev_get_by_index+0x5e/0x80
[12042.516508][T19513]      fib6_nh_init+0x3d8/0x15b0
[12042.516508][T19513]      ip6_route_info_create+0xf18/0x17d0
[12042.516508][T19513]      ip6_route_add+0x1c/0x140
[12042.516508][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12042.516508][T19513]      addrconf_add_dev+0xe2/0x170
[12042.516508][T19513]      inet6_addr_add+0x12f/0xa40
[12042.516508][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12042.516508][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12042.516508][T19513]      netlink_rcv_skb+0x130/0x360
[12042.516508][T19513]      netlink_unicast+0x449/0x710
[12042.516508][T19513]      netlink_sendmsg+0x723/0xbe0
[12042.516508][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12042.516508][T19513]      ___sys_sendmsg+0xee/0x170
[12042.516508][T19513]      __sys_sendmsg+0xcd/0x170
[12042.516508][T19513]      do_syscall_64+0xc6/0x1e0
[12042.516508][T19513] 
[12042.518933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12042.518933][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12042.518933][T19513]      ipv6_find_idev+0x102/0x170
[12042.518933][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12042.518933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12042.518933][T19513]      netlink_rcv_skb+0x130/0x360
[12042.518933][T19513]      netlink_unicast+0x449/0x710
[12042.518933][T19513]      netlink_sendmsg+0x723/0xbe0
[12042.518933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12042.518933][T19513]      ___sys_sendmsg+0xee/0x170
[12042.518933][T19513]      __sys_sendmsg+0xcd/0x170
[12042.518933][T19513]      do_syscall_64+0xc6/0x1e0
[12042.518933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12042.518933][T19513] 
[12042.520822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12042.520822][T19513]      neigh_parms_alloc+0x1e5/0x510
[12042.520822][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12042.520822][T19513]      ipv6_find_idev+0x102/0x170
[12042.520822][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12042.520822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12042.520822][T19513]      netlink_rcv_skb+0x130/0x360
[12042.520822][T19513]      netlink_unicast+0x449/0x710
[12042.520822][T19513]      netlink_sendmsg+0x723/0xbe0
[12042.520822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12042.520822][T19513]      ___sys_sendmsg+0xee/0x170
[12042.520822][T19513]      __sys_sendmsg+0xcd/0x170
[12042.520822][T19513]      do_syscall_64+0xc6/0x1e0
[12042.520822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12042.520822][T19513] 
[12052.727115][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12052.727537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12052.727537][T19513]      netdev_get_by_index+0x5e/0x80
[12052.727537][T19513]      fib6_nh_init+0x3d8/0x15b0
[12052.727537][T19513]      ip6_route_info_create+0xf18/0x17d0
[12052.727537][T19513]      ip6_route_add+0x1c/0x140
[12052.727537][T19513]      addrconf_prefix_route+0x2a6/0x430
[12052.727537][T19513]      inet6_addr_add+0x4f8/0xa40
[12052.727537][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12052.727537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12052.727537][T19513]      netlink_rcv_skb+0x130/0x360
[12052.727537][T19513]      netlink_unicast+0x449/0x710
[12052.727537][T19513]      netlink_sendmsg+0x723/0xbe0
[12052.727537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12052.727537][T19513]      ___sys_sendmsg+0xee/0x170
[12052.727537][T19513]      __sys_sendmsg+0xcd/0x170
[12052.727537][T19513]      do_syscall_64+0xc6/0x1e0
[12052.727537][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12052.727537][T19513] 
[12052.730047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12052.730047][T19513]      netdev_get_by_index+0x5e/0x80
[12052.730047][T19513]      fib6_nh_init+0x3d8/0x15b0
[12052.730047][T19513]      ip6_route_info_create+0xf18/0x17d0
[12052.730047][T19513]      addrconf_f6i_alloc+0x315/0x560
[12052.730047][T19513]      ipv6_add_addr+0x411/0x2000
[12052.730047][T19513]      inet6_addr_add+0x30e/0xa40
[12052.730047][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12052.730047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12052.730047][T19513]      netlink_rcv_skb+0x130/0x360
[12052.730047][T19513]      netlink_unicast+0x449/0x710
[12052.730047][T19513]      netlink_sendmsg+0x723/0xbe0
[12052.730047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12052.730047][T19513]      ___sys_sendmsg+0xee/0x170
[12052.730047][T19513]      __sys_sendmsg+0xcd/0x170
[12052.730047][T19513]      do_syscall_64+0xc6/0x1e0
[12052.730047][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12052.730047][T19513] 
[12052.732528][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12052.732528][T19513]      netdev_get_by_index+0x5e/0x80
[12052.732528][T19513]      fib6_nh_init+0x3d8/0x15b0
[12052.732528][T19513]      ip6_route_info_create+0xf18/0x17d0
[12052.732528][T19513]      ip6_route_add+0x1c/0x140
[12052.732528][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12052.732528][T19513]      addrconf_add_dev+0xe2/0x170
[12052.732528][T19513]      inet6_addr_add+0x12f/0xa40
[12052.732528][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12052.732528][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12052.732528][T19513]      netlink_rcv_skb+0x130/0x360
[12052.732528][T19513]      netlink_unicast+0x449/0x710
[12052.732528][T19513]      netlink_sendmsg+0x723/0xbe0
[12052.732528][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12052.732528][T19513]      ___sys_sendmsg+0xee/0x170
[12052.732528][T19513]      __sys_sendmsg+0xcd/0x170
[12052.732528][T19513]      do_syscall_64+0xc6/0x1e0
[12052.732528][T19513] 
[12052.734947][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12052.734947][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12052.734947][T19513]      ipv6_find_idev+0x102/0x170
[12052.734947][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12052.734947][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12052.734947][T19513]      netlink_rcv_skb+0x130/0x360
[12052.734947][T19513]      netlink_unicast+0x449/0x710
[12052.734947][T19513]      netlink_sendmsg+0x723/0xbe0
[12052.734947][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12052.734947][T19513]      ___sys_sendmsg+0xee/0x170
[12052.734947][T19513]      __sys_sendmsg+0xcd/0x170
[12052.734947][T19513]      do_syscall_64+0xc6/0x1e0
[12052.734947][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12052.734947][T19513] 
[12052.737378][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12052.737378][T19513]      neigh_parms_alloc+0x1e5/0x510
[12052.737378][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12052.737378][T19513]      ipv6_find_idev+0x102/0x170
[12052.737378][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12052.737378][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12052.737378][T19513]      netlink_rcv_skb+0x130/0x360
[12052.737378][T19513]      netlink_unicast+0x449/0x710
[12052.737378][T19513]      netlink_sendmsg+0x723/0xbe0
[12052.737378][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12052.737378][T19513]      ___sys_sendmsg+0xee/0x170
[12052.737378][T19513]      __sys_sendmsg+0xcd/0x170
[12052.737378][T19513]      do_syscall_64+0xc6/0x1e0
[12052.737378][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12052.737378][T19513] 
[12062.975067][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12062.975556][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12062.975556][T19513]      netdev_get_by_index+0x5e/0x80
[12062.975556][T19513]      fib6_nh_init+0x3d8/0x15b0
[12062.975556][T19513]      ip6_route_info_create+0xf18/0x17d0
[12062.975556][T19513]      ip6_route_add+0x1c/0x140
[12062.975556][T19513]      addrconf_prefix_route+0x2a6/0x430
[12062.975556][T19513]      inet6_addr_add+0x4f8/0xa40
[12062.975556][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12062.975556][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12062.975556][T19513]      netlink_rcv_skb+0x130/0x360
[12062.975556][T19513]      netlink_unicast+0x449/0x710
[12062.975556][T19513]      netlink_sendmsg+0x723/0xbe0
[12062.975556][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12062.975556][T19513]      ___sys_sendmsg+0xee/0x170
[12062.975556][T19513]      __sys_sendmsg+0xcd/0x170
[12062.975556][T19513]      do_syscall_64+0xc6/0x1e0
[12062.975556][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12062.975556][T19513] 
[12062.978132][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12062.978132][T19513]      netdev_get_by_index+0x5e/0x80
[12062.978132][T19513]      fib6_nh_init+0x3d8/0x15b0
[12062.978132][T19513]      ip6_route_info_create+0xf18/0x17d0
[12062.978132][T19513]      addrconf_f6i_alloc+0x315/0x560
[12062.978132][T19513]      ipv6_add_addr+0x411/0x2000
[12062.978132][T19513]      inet6_addr_add+0x30e/0xa40
[12062.978132][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12062.978132][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12062.978132][T19513]      netlink_rcv_skb+0x130/0x360
[12062.978132][T19513]      netlink_unicast+0x449/0x710
[12062.978132][T19513]      netlink_sendmsg+0x723/0xbe0
[12062.978132][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12062.978132][T19513]      ___sys_sendmsg+0xee/0x170
[12062.978132][T19513]      __sys_sendmsg+0xcd/0x170
[12062.978132][T19513]      do_syscall_64+0xc6/0x1e0
[12062.978132][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12062.978132][T19513] 
[12062.980596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12062.980596][T19513]      netdev_get_by_index+0x5e/0x80
[12062.980596][T19513]      fib6_nh_init+0x3d8/0x15b0
[12062.980596][T19513]      ip6_route_info_create+0xf18/0x17d0
[12062.980596][T19513]      ip6_route_add+0x1c/0x140
[12062.980596][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12062.980596][T19513]      addrconf_add_dev+0xe2/0x170
[12062.980596][T19513]      inet6_addr_add+0x12f/0xa40
[12062.980596][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12062.980596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12062.980596][T19513]      netlink_rcv_skb+0x130/0x360
[12062.980596][T19513]      netlink_unicast+0x449/0x710
[12062.980596][T19513]      netlink_sendmsg+0x723/0xbe0
[12062.980596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12062.980596][T19513]      ___sys_sendmsg+0xee/0x170
[12062.980596][T19513]      __sys_sendmsg+0xcd/0x170
[12062.980596][T19513]      do_syscall_64+0xc6/0x1e0
[12062.980596][T19513] 
[12062.983046][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12062.983046][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12062.983046][T19513]      ipv6_find_idev+0x102/0x170
[12062.983046][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12062.983046][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12062.983046][T19513]      netlink_rcv_skb+0x130/0x360
[12062.983046][T19513]      netlink_unicast+0x449/0x710
[12062.983046][T19513]      netlink_sendmsg+0x723/0xbe0
[12062.983046][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12062.983046][T19513]      ___sys_sendmsg+0xee/0x170
[12062.983046][T19513]      __sys_sendmsg+0xcd/0x170
[12062.983046][T19513]      do_syscall_64+0xc6/0x1e0
[12062.983046][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12062.983046][T19513] 
[12062.984982][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12062.984982][T19513]      neigh_parms_alloc+0x1e5/0x510
[12062.984982][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12062.984982][T19513]      ipv6_find_idev+0x102/0x170
[12062.984982][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12062.984982][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12062.984982][T19513]      netlink_rcv_skb+0x130/0x360
[12062.984982][T19513]      netlink_unicast+0x449/0x710
[12062.984982][T19513]      netlink_sendmsg+0x723/0xbe0
[12062.984982][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12062.984982][T19513]      ___sys_sendmsg+0xee/0x170
[12062.984982][T19513]      __sys_sendmsg+0xcd/0x170
[12062.984982][T19513]      do_syscall_64+0xc6/0x1e0
[12062.984982][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12062.984982][T19513] 
[12073.191124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12073.191619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12073.191619][T19513]      netdev_get_by_index+0x5e/0x80
[12073.191619][T19513]      fib6_nh_init+0x3d8/0x15b0
[12073.191619][T19513]      ip6_route_info_create+0xf18/0x17d0
[12073.191619][T19513]      ip6_route_add+0x1c/0x140
[12073.191619][T19513]      addrconf_prefix_route+0x2a6/0x430
[12073.191619][T19513]      inet6_addr_add+0x4f8/0xa40
[12073.191619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12073.191619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12073.191619][T19513]      netlink_rcv_skb+0x130/0x360
[12073.191619][T19513]      netlink_unicast+0x449/0x710
[12073.191619][T19513]      netlink_sendmsg+0x723/0xbe0
[12073.191619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12073.191619][T19513]      ___sys_sendmsg+0xee/0x170
[12073.191619][T19513]      __sys_sendmsg+0xcd/0x170
[12073.191619][T19513]      do_syscall_64+0xc6/0x1e0
[12073.191619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12073.191619][T19513] 
[12073.194076][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12073.194076][T19513]      netdev_get_by_index+0x5e/0x80
[12073.194076][T19513]      fib6_nh_init+0x3d8/0x15b0
[12073.194076][T19513]      ip6_route_info_create+0xf18/0x17d0
[12073.194076][T19513]      addrconf_f6i_alloc+0x315/0x560
[12073.194076][T19513]      ipv6_add_addr+0x411/0x2000
[12073.194076][T19513]      inet6_addr_add+0x30e/0xa40
[12073.194076][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12073.194076][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12073.194076][T19513]      netlink_rcv_skb+0x130/0x360
[12073.194076][T19513]      netlink_unicast+0x449/0x710
[12073.194076][T19513]      netlink_sendmsg+0x723/0xbe0
[12073.194076][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12073.194076][T19513]      ___sys_sendmsg+0xee/0x170
[12073.194076][T19513]      __sys_sendmsg+0xcd/0x170
[12073.194076][T19513]      do_syscall_64+0xc6/0x1e0
[12073.194076][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12073.194076][T19513] 
[12073.196513][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12073.196513][T19513]      netdev_get_by_index+0x5e/0x80
[12073.196513][T19513]      fib6_nh_init+0x3d8/0x15b0
[12073.196513][T19513]      ip6_route_info_create+0xf18/0x17d0
[12073.196513][T19513]      ip6_route_add+0x1c/0x140
[12073.196513][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12073.196513][T19513]      addrconf_add_dev+0xe2/0x170
[12073.196513][T19513]      inet6_addr_add+0x12f/0xa40
[12073.196513][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12073.196513][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12073.196513][T19513]      netlink_rcv_skb+0x130/0x360
[12073.196513][T19513]      netlink_unicast+0x449/0x710
[12073.196513][T19513]      netlink_sendmsg+0x723/0xbe0
[12073.196513][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12073.196513][T19513]      ___sys_sendmsg+0xee/0x170
[12073.196513][T19513]      __sys_sendmsg+0xcd/0x170
[12073.196513][T19513]      do_syscall_64+0xc6/0x1e0
[12073.196513][T19513] 
[12073.198892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12073.198892][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12073.198892][T19513]      ipv6_find_idev+0x102/0x170
[12073.198892][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12073.198892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12073.198892][T19513]      netlink_rcv_skb+0x130/0x360
[12073.198892][T19513]      netlink_unicast+0x449/0x710
[12073.198892][T19513]      netlink_sendmsg+0x723/0xbe0
[12073.198892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12073.198892][T19513]      ___sys_sendmsg+0xee/0x170
[12073.198892][T19513]      __sys_sendmsg+0xcd/0x170
[12073.198892][T19513]      do_syscall_64+0xc6/0x1e0
[12073.198892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12073.198892][T19513] 
[12073.200754][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12073.200754][T19513]      neigh_parms_alloc+0x1e5/0x510
[12073.200754][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12073.200754][T19513]      ipv6_find_idev+0x102/0x170
[12073.200754][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12073.200754][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12073.200754][T19513]      netlink_rcv_skb+0x130/0x360
[12073.200754][T19513]      netlink_unicast+0x449/0x710
[12073.200754][T19513]      netlink_sendmsg+0x723/0xbe0
[12073.200754][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12073.200754][T19513]      ___sys_sendmsg+0xee/0x170
[12073.200754][T19513]      __sys_sendmsg+0xcd/0x170
[12073.200754][T19513]      do_syscall_64+0xc6/0x1e0
[12073.200754][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12073.200754][T19513] 
[12083.311211][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12083.311696][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12083.311696][T19513]      netdev_get_by_index+0x5e/0x80
[12083.311696][T19513]      fib6_nh_init+0x3d8/0x15b0
[12083.311696][T19513]      ip6_route_info_create+0xf18/0x17d0
[12083.311696][T19513]      ip6_route_add+0x1c/0x140
[12083.311696][T19513]      addrconf_prefix_route+0x2a6/0x430
[12083.311696][T19513]      inet6_addr_add+0x4f8/0xa40
[12083.311696][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12083.311696][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12083.311696][T19513]      netlink_rcv_skb+0x130/0x360
[12083.311696][T19513]      netlink_unicast+0x449/0x710
[12083.311696][T19513]      netlink_sendmsg+0x723/0xbe0
[12083.311696][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12083.311696][T19513]      ___sys_sendmsg+0xee/0x170
[12083.311696][T19513]      __sys_sendmsg+0xcd/0x170
[12083.311696][T19513]      do_syscall_64+0xc6/0x1e0
[12083.311696][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12083.311696][T19513] 
[12083.313970][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12083.313970][T19513]      netdev_get_by_index+0x5e/0x80
[12083.313970][T19513]      fib6_nh_init+0x3d8/0x15b0
[12083.313970][T19513]      ip6_route_info_create+0xf18/0x17d0
[12083.313970][T19513]      addrconf_f6i_alloc+0x315/0x560
[12083.313970][T19513]      ipv6_add_addr+0x411/0x2000
[12083.313970][T19513]      inet6_addr_add+0x30e/0xa40
[12083.313970][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12083.313970][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12083.313970][T19513]      netlink_rcv_skb+0x130/0x360
[12083.313970][T19513]      netlink_unicast+0x449/0x710
[12083.313970][T19513]      netlink_sendmsg+0x723/0xbe0
[12083.313970][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12083.313970][T19513]      ___sys_sendmsg+0xee/0x170
[12083.313970][T19513]      __sys_sendmsg+0xcd/0x170
[12083.313970][T19513]      do_syscall_64+0xc6/0x1e0
[12083.313970][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12083.313970][T19513] 
[12083.316205][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12083.316205][T19513]      netdev_get_by_index+0x5e/0x80
[12083.316205][T19513]      fib6_nh_init+0x3d8/0x15b0
[12083.316205][T19513]      ip6_route_info_create+0xf18/0x17d0
[12083.316205][T19513]      ip6_route_add+0x1c/0x140
[12083.316205][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12083.316205][T19513]      addrconf_add_dev+0xe2/0x170
[12083.316205][T19513]      inet6_addr_add+0x12f/0xa40
[12083.316205][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12083.316205][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12083.316205][T19513]      netlink_rcv_skb+0x130/0x360
[12083.316205][T19513]      netlink_unicast+0x449/0x710
[12083.316205][T19513]      netlink_sendmsg+0x723/0xbe0
[12083.316205][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12083.316205][T19513]      ___sys_sendmsg+0xee/0x170
[12083.316205][T19513]      __sys_sendmsg+0xcd/0x170
[12083.316205][T19513]      do_syscall_64+0xc6/0x1e0
[12083.316205][T19513] 
[12083.318392][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12083.318392][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12083.318392][T19513]      ipv6_find_idev+0x102/0x170
[12083.318392][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12083.318392][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12083.318392][T19513]      netlink_rcv_skb+0x130/0x360
[12083.318392][T19513]      netlink_unicast+0x449/0x710
[12083.318392][T19513]      netlink_sendmsg+0x723/0xbe0
[12083.318392][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12083.318392][T19513]      ___sys_sendmsg+0xee/0x170
[12083.318392][T19513]      __sys_sendmsg+0xcd/0x170
[12083.318392][T19513]      do_syscall_64+0xc6/0x1e0
[12083.318392][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12083.318392][T19513] 
[12083.320106][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12083.320106][T19513]      neigh_parms_alloc+0x1e5/0x510
[12083.320106][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12083.320106][T19513]      ipv6_find_idev+0x102/0x170
[12083.320106][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12083.320106][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12083.320106][T19513]      netlink_rcv_skb+0x130/0x360
[12083.320106][T19513]      netlink_unicast+0x449/0x710
[12083.320106][T19513]      netlink_sendmsg+0x723/0xbe0
[12083.320106][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12083.320106][T19513]      ___sys_sendmsg+0xee/0x170
[12083.320106][T19513]      __sys_sendmsg+0xcd/0x170
[12083.320106][T19513]      do_syscall_64+0xc6/0x1e0
[12083.320106][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12083.320106][T19513] 
[12093.567110][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12093.567551][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12093.567551][T19513]      netdev_get_by_index+0x5e/0x80
[12093.567551][T19513]      fib6_nh_init+0x3d8/0x15b0
[12093.567551][T19513]      ip6_route_info_create+0xf18/0x17d0
[12093.567551][T19513]      ip6_route_add+0x1c/0x140
[12093.567551][T19513]      addrconf_prefix_route+0x2a6/0x430
[12093.567551][T19513]      inet6_addr_add+0x4f8/0xa40
[12093.567551][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12093.567551][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12093.567551][T19513]      netlink_rcv_skb+0x130/0x360
[12093.567551][T19513]      netlink_unicast+0x449/0x710
[12093.567551][T19513]      netlink_sendmsg+0x723/0xbe0
[12093.567551][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12093.567551][T19513]      ___sys_sendmsg+0xee/0x170
[12093.567551][T19513]      __sys_sendmsg+0xcd/0x170
[12093.567551][T19513]      do_syscall_64+0xc6/0x1e0
[12093.567551][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12093.567551][T19513] 
[12093.569990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12093.569990][T19513]      netdev_get_by_index+0x5e/0x80
[12093.569990][T19513]      fib6_nh_init+0x3d8/0x15b0
[12093.569990][T19513]      ip6_route_info_create+0xf18/0x17d0
[12093.569990][T19513]      addrconf_f6i_alloc+0x315/0x560
[12093.569990][T19513]      ipv6_add_addr+0x411/0x2000
[12093.569990][T19513]      inet6_addr_add+0x30e/0xa40
[12093.569990][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12093.569990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12093.569990][T19513]      netlink_rcv_skb+0x130/0x360
[12093.569990][T19513]      netlink_unicast+0x449/0x710
[12093.569990][T19513]      netlink_sendmsg+0x723/0xbe0
[12093.569990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12093.569990][T19513]      ___sys_sendmsg+0xee/0x170
[12093.569990][T19513]      __sys_sendmsg+0xcd/0x170
[12093.569990][T19513]      do_syscall_64+0xc6/0x1e0
[12093.569990][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12093.569990][T19513] 
[12093.572423][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12093.572423][T19513]      netdev_get_by_index+0x5e/0x80
[12093.572423][T19513]      fib6_nh_init+0x3d8/0x15b0
[12093.572423][T19513]      ip6_route_info_create+0xf18/0x17d0
[12093.572423][T19513]      ip6_route_add+0x1c/0x140
[12093.572423][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12093.572423][T19513]      addrconf_add_dev+0xe2/0x170
[12093.572423][T19513]      inet6_addr_add+0x12f/0xa40
[12093.572423][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12093.572423][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12093.572423][T19513]      netlink_rcv_skb+0x130/0x360
[12093.572423][T19513]      netlink_unicast+0x449/0x710
[12093.572423][T19513]      netlink_sendmsg+0x723/0xbe0
[12093.572423][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12093.572423][T19513]      ___sys_sendmsg+0xee/0x170
[12093.572423][T19513]      __sys_sendmsg+0xcd/0x170
[12093.572423][T19513]      do_syscall_64+0xc6/0x1e0
[12093.572423][T19513] 
[12093.574805][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12093.574805][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12093.574805][T19513]      ipv6_find_idev+0x102/0x170
[12093.574805][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12093.574805][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12093.574805][T19513]      netlink_rcv_skb+0x130/0x360
[12093.574805][T19513]      netlink_unicast+0x449/0x710
[12093.574805][T19513]      netlink_sendmsg+0x723/0xbe0
[12093.574805][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12093.574805][T19513]      ___sys_sendmsg+0xee/0x170
[12093.574805][T19513]      __sys_sendmsg+0xcd/0x170
[12093.574805][T19513]      do_syscall_64+0xc6/0x1e0
[12093.574805][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12093.574805][T19513] 
[12093.576683][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12093.576683][T19513]      neigh_parms_alloc+0x1e5/0x510
[12093.576683][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12093.576683][T19513]      ipv6_find_idev+0x102/0x170
[12093.576683][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12093.576683][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12093.576683][T19513]      netlink_rcv_skb+0x130/0x360
[12093.576683][T19513]      netlink_unicast+0x449/0x710
[12093.576683][T19513]      netlink_sendmsg+0x723/0xbe0
[12093.576683][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12093.576683][T19513]      ___sys_sendmsg+0xee/0x170
[12093.576683][T19513]      __sys_sendmsg+0xcd/0x170
[12093.576683][T19513]      do_syscall_64+0xc6/0x1e0
[12093.576683][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12093.576683][T19513] 
[12103.831114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12103.831528][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12103.831528][T19513]      netdev_get_by_index+0x5e/0x80
[12103.831528][T19513]      fib6_nh_init+0x3d8/0x15b0
[12103.831528][T19513]      ip6_route_info_create+0xf18/0x17d0
[12103.831528][T19513]      ip6_route_add+0x1c/0x140
[12103.831528][T19513]      addrconf_prefix_route+0x2a6/0x430
[12103.831528][T19513]      inet6_addr_add+0x4f8/0xa40
[12103.831528][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12103.831528][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12103.831528][T19513]      netlink_rcv_skb+0x130/0x360
[12103.831528][T19513]      netlink_unicast+0x449/0x710
[12103.831528][T19513]      netlink_sendmsg+0x723/0xbe0
[12103.831528][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12103.831528][T19513]      ___sys_sendmsg+0xee/0x170
[12103.831528][T19513]      __sys_sendmsg+0xcd/0x170
[12103.831528][T19513]      do_syscall_64+0xc6/0x1e0
[12103.831528][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12103.831528][T19513] 
[12103.833999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12103.833999][T19513]      netdev_get_by_index+0x5e/0x80
[12103.833999][T19513]      fib6_nh_init+0x3d8/0x15b0
[12103.833999][T19513]      ip6_route_info_create+0xf18/0x17d0
[12103.833999][T19513]      addrconf_f6i_alloc+0x315/0x560
[12103.833999][T19513]      ipv6_add_addr+0x411/0x2000
[12103.833999][T19513]      inet6_addr_add+0x30e/0xa40
[12103.833999][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12103.833999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12103.833999][T19513]      netlink_rcv_skb+0x130/0x360
[12103.833999][T19513]      netlink_unicast+0x449/0x710
[12103.833999][T19513]      netlink_sendmsg+0x723/0xbe0
[12103.833999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12103.833999][T19513]      ___sys_sendmsg+0xee/0x170
[12103.833999][T19513]      __sys_sendmsg+0xcd/0x170
[12103.833999][T19513]      do_syscall_64+0xc6/0x1e0
[12103.833999][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12103.833999][T19513] 
[12103.836448][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12103.836448][T19513]      netdev_get_by_index+0x5e/0x80
[12103.836448][T19513]      fib6_nh_init+0x3d8/0x15b0
[12103.836448][T19513]      ip6_route_info_create+0xf18/0x17d0
[12103.836448][T19513]      ip6_route_add+0x1c/0x140
[12103.836448][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12103.836448][T19513]      addrconf_add_dev+0xe2/0x170
[12103.836448][T19513]      inet6_addr_add+0x12f/0xa40
[12103.836448][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12103.836448][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12103.836448][T19513]      netlink_rcv_skb+0x130/0x360
[12103.836448][T19513]      netlink_unicast+0x449/0x710
[12103.836448][T19513]      netlink_sendmsg+0x723/0xbe0
[12103.836448][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12103.836448][T19513]      ___sys_sendmsg+0xee/0x170
[12103.836448][T19513]      __sys_sendmsg+0xcd/0x170
[12103.836448][T19513]      do_syscall_64+0xc6/0x1e0
[12103.836448][T19513] 
[12103.838868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12103.838868][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12103.838868][T19513]      ipv6_find_idev+0x102/0x170
[12103.838868][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12103.838868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12103.838868][T19513]      netlink_rcv_skb+0x130/0x360
[12103.838868][T19513]      netlink_unicast+0x449/0x710
[12103.838868][T19513]      netlink_sendmsg+0x723/0xbe0
[12103.838868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12103.838868][T19513]      ___sys_sendmsg+0xee/0x170
[12103.838868][T19513]      __sys_sendmsg+0xcd/0x170
[12103.838868][T19513]      do_syscall_64+0xc6/0x1e0
[12103.838868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12103.838868][T19513] 
[12103.840755][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12103.840755][T19513]      neigh_parms_alloc+0x1e5/0x510
[12103.840755][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12103.840755][T19513]      ipv6_find_idev+0x102/0x170
[12103.840755][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12103.840755][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12103.840755][T19513]      netlink_rcv_skb+0x130/0x360
[12103.840755][T19513]      netlink_unicast+0x449/0x710
[12103.840755][T19513]      netlink_sendmsg+0x723/0xbe0
[12103.840755][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12103.840755][T19513]      ___sys_sendmsg+0xee/0x170
[12103.840755][T19513]      __sys_sendmsg+0xcd/0x170
[12103.840755][T19513]      do_syscall_64+0xc6/0x1e0
[12103.840755][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12103.840755][T19513] 
[12114.095282][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12114.095771][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12114.095771][T19513]      netdev_get_by_index+0x5e/0x80
[12114.095771][T19513]      fib6_nh_init+0x3d8/0x15b0
[12114.095771][T19513]      ip6_route_info_create+0xf18/0x17d0
[12114.095771][T19513]      ip6_route_add+0x1c/0x140
[12114.095771][T19513]      addrconf_prefix_route+0x2a6/0x430
[12114.095771][T19513]      inet6_addr_add+0x4f8/0xa40
[12114.095771][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12114.095771][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12114.095771][T19513]      netlink_rcv_skb+0x130/0x360
[12114.095771][T19513]      netlink_unicast+0x449/0x710
[12114.095771][T19513]      netlink_sendmsg+0x723/0xbe0
[12114.095771][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12114.095771][T19513]      ___sys_sendmsg+0xee/0x170
[12114.095771][T19513]      __sys_sendmsg+0xcd/0x170
[12114.095771][T19513]      do_syscall_64+0xc6/0x1e0
[12114.095771][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12114.095771][T19513] 
[12114.098219][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12114.098219][T19513]      netdev_get_by_index+0x5e/0x80
[12114.098219][T19513]      fib6_nh_init+0x3d8/0x15b0
[12114.098219][T19513]      ip6_route_info_create+0xf18/0x17d0
[12114.098219][T19513]      addrconf_f6i_alloc+0x315/0x560
[12114.098219][T19513]      ipv6_add_addr+0x411/0x2000
[12114.098219][T19513]      inet6_addr_add+0x30e/0xa40
[12114.098219][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12114.098219][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12114.098219][T19513]      netlink_rcv_skb+0x130/0x360
[12114.098219][T19513]      netlink_unicast+0x449/0x710
[12114.098219][T19513]      netlink_sendmsg+0x723/0xbe0
[12114.098219][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12114.098219][T19513]      ___sys_sendmsg+0xee/0x170
[12114.098219][T19513]      __sys_sendmsg+0xcd/0x170
[12114.098219][T19513]      do_syscall_64+0xc6/0x1e0
[12114.098219][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12114.098219][T19513] 
[12114.100628][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12114.100628][T19513]      netdev_get_by_index+0x5e/0x80
[12114.100628][T19513]      fib6_nh_init+0x3d8/0x15b0
[12114.100628][T19513]      ip6_route_info_create+0xf18/0x17d0
[12114.100628][T19513]      ip6_route_add+0x1c/0x140
[12114.100628][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12114.100628][T19513]      addrconf_add_dev+0xe2/0x170
[12114.100628][T19513]      inet6_addr_add+0x12f/0xa40
[12114.100628][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12114.100628][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12114.100628][T19513]      netlink_rcv_skb+0x130/0x360
[12114.100628][T19513]      netlink_unicast+0x449/0x710
[12114.100628][T19513]      netlink_sendmsg+0x723/0xbe0
[12114.100628][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12114.100628][T19513]      ___sys_sendmsg+0xee/0x170
[12114.100628][T19513]      __sys_sendmsg+0xcd/0x170
[12114.100628][T19513]      do_syscall_64+0xc6/0x1e0
[12114.100628][T19513] 
[12114.103005][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12114.103005][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12114.103005][T19513]      ipv6_find_idev+0x102/0x170
[12114.103005][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12114.103005][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12114.103005][T19513]      netlink_rcv_skb+0x130/0x360
[12114.103005][T19513]      netlink_unicast+0x449/0x710
[12114.103005][T19513]      netlink_sendmsg+0x723/0xbe0
[12114.103005][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12114.103005][T19513]      ___sys_sendmsg+0xee/0x170
[12114.103005][T19513]      __sys_sendmsg+0xcd/0x170
[12114.103005][T19513]      do_syscall_64+0xc6/0x1e0
[12114.103005][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12114.103005][T19513] 
[12114.104851][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12114.104851][T19513]      neigh_parms_alloc+0x1e5/0x510
[12114.104851][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12114.104851][T19513]      ipv6_find_idev+0x102/0x170
[12114.104851][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12114.104851][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12114.104851][T19513]      netlink_rcv_skb+0x130/0x360
[12114.104851][T19513]      netlink_unicast+0x449/0x710
[12114.104851][T19513]      netlink_sendmsg+0x723/0xbe0
[12114.104851][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12114.104851][T19513]      ___sys_sendmsg+0xee/0x170
[12114.104851][T19513]      __sys_sendmsg+0xcd/0x170
[12114.104851][T19513]      do_syscall_64+0xc6/0x1e0
[12114.104851][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12114.104851][T19513] 
[12124.359155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12124.359568][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12124.359568][T19513]      netdev_get_by_index+0x5e/0x80
[12124.359568][T19513]      fib6_nh_init+0x3d8/0x15b0
[12124.359568][T19513]      ip6_route_info_create+0xf18/0x17d0
[12124.359568][T19513]      ip6_route_add+0x1c/0x140
[12124.359568][T19513]      addrconf_prefix_route+0x2a6/0x430
[12124.359568][T19513]      inet6_addr_add+0x4f8/0xa40
[12124.359568][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12124.359568][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12124.359568][T19513]      netlink_rcv_skb+0x130/0x360
[12124.359568][T19513]      netlink_unicast+0x449/0x710
[12124.359568][T19513]      netlink_sendmsg+0x723/0xbe0
[12124.359568][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12124.359568][T19513]      ___sys_sendmsg+0xee/0x170
[12124.359568][T19513]      __sys_sendmsg+0xcd/0x170
[12124.359568][T19513]      do_syscall_64+0xc6/0x1e0
[12124.359568][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12124.359568][T19513] 
[12124.362089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12124.362089][T19513]      netdev_get_by_index+0x5e/0x80
[12124.362089][T19513]      fib6_nh_init+0x3d8/0x15b0
[12124.362089][T19513]      ip6_route_info_create+0xf18/0x17d0
[12124.362089][T19513]      addrconf_f6i_alloc+0x315/0x560
[12124.362089][T19513]      ipv6_add_addr+0x411/0x2000
[12124.362089][T19513]      inet6_addr_add+0x30e/0xa40
[12124.362089][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12124.362089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12124.362089][T19513]      netlink_rcv_skb+0x130/0x360
[12124.362089][T19513]      netlink_unicast+0x449/0x710
[12124.362089][T19513]      netlink_sendmsg+0x723/0xbe0
[12124.362089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12124.362089][T19513]      ___sys_sendmsg+0xee/0x170
[12124.362089][T19513]      __sys_sendmsg+0xcd/0x170
[12124.362089][T19513]      do_syscall_64+0xc6/0x1e0
[12124.362089][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12124.362089][T19513] 
[12124.364518][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12124.364518][T19513]      netdev_get_by_index+0x5e/0x80
[12124.364518][T19513]      fib6_nh_init+0x3d8/0x15b0
[12124.364518][T19513]      ip6_route_info_create+0xf18/0x17d0
[12124.364518][T19513]      ip6_route_add+0x1c/0x140
[12124.364518][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12124.364518][T19513]      addrconf_add_dev+0xe2/0x170
[12124.364518][T19513]      inet6_addr_add+0x12f/0xa40
[12124.364518][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12124.364518][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12124.364518][T19513]      netlink_rcv_skb+0x130/0x360
[12124.364518][T19513]      netlink_unicast+0x449/0x710
[12124.364518][T19513]      netlink_sendmsg+0x723/0xbe0
[12124.364518][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12124.364518][T19513]      ___sys_sendmsg+0xee/0x170
[12124.364518][T19513]      __sys_sendmsg+0xcd/0x170
[12124.364518][T19513]      do_syscall_64+0xc6/0x1e0
[12124.364518][T19513] 
[12124.366926][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12124.366926][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12124.366926][T19513]      ipv6_find_idev+0x102/0x170
[12124.366926][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12124.366926][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12124.366926][T19513]      netlink_rcv_skb+0x130/0x360
[12124.366926][T19513]      netlink_unicast+0x449/0x710
[12124.366926][T19513]      netlink_sendmsg+0x723/0xbe0
[12124.366926][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12124.366926][T19513]      ___sys_sendmsg+0xee/0x170
[12124.366926][T19513]      __sys_sendmsg+0xcd/0x170
[12124.366926][T19513]      do_syscall_64+0xc6/0x1e0
[12124.366926][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12124.366926][T19513] 
[12124.368780][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12124.368780][T19513]      neigh_parms_alloc+0x1e5/0x510
[12124.368780][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12124.368780][T19513]      ipv6_find_idev+0x102/0x170
[12124.368780][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12124.368780][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12124.368780][T19513]      netlink_rcv_skb+0x130/0x360
[12124.368780][T19513]      netlink_unicast+0x449/0x710
[12124.368780][T19513]      netlink_sendmsg+0x723/0xbe0
[12124.368780][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12124.368780][T19513]      ___sys_sendmsg+0xee/0x170
[12124.368780][T19513]      __sys_sendmsg+0xcd/0x170
[12124.368780][T19513]      do_syscall_64+0xc6/0x1e0
[12124.368780][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12124.368780][T19513] 
[12134.623138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12134.623751][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12134.623751][T19513]      netdev_get_by_index+0x5e/0x80
[12134.623751][T19513]      fib6_nh_init+0x3d8/0x15b0
[12134.623751][T19513]      ip6_route_info_create+0xf18/0x17d0
[12134.623751][T19513]      ip6_route_add+0x1c/0x140
[12134.623751][T19513]      addrconf_prefix_route+0x2a6/0x430
[12134.623751][T19513]      inet6_addr_add+0x4f8/0xa40
[12134.623751][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12134.623751][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12134.623751][T19513]      netlink_rcv_skb+0x130/0x360
[12134.623751][T19513]      netlink_unicast+0x449/0x710
[12134.623751][T19513]      netlink_sendmsg+0x723/0xbe0
[12134.623751][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12134.623751][T19513]      ___sys_sendmsg+0xee/0x170
[12134.623751][T19513]      __sys_sendmsg+0xcd/0x170
[12134.623751][T19513]      do_syscall_64+0xc6/0x1e0
[12134.623751][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12134.623751][T19513] 
[12134.627536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12134.627536][T19513]      netdev_get_by_index+0x5e/0x80
[12134.627536][T19513]      fib6_nh_init+0x3d8/0x15b0
[12134.627536][T19513]      ip6_route_info_create+0xf18/0x17d0
[12134.627536][T19513]      addrconf_f6i_alloc+0x315/0x560
[12134.627536][T19513]      ipv6_add_addr+0x411/0x2000
[12134.627536][T19513]      inet6_addr_add+0x30e/0xa40
[12134.627536][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12134.627536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12134.627536][T19513]      netlink_rcv_skb+0x130/0x360
[12134.627536][T19513]      netlink_unicast+0x449/0x710
[12134.627536][T19513]      netlink_sendmsg+0x723/0xbe0
[12134.627536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12134.627536][T19513]      ___sys_sendmsg+0xee/0x170
[12134.627536][T19513]      __sys_sendmsg+0xcd/0x170
[12134.627536][T19513]      do_syscall_64+0xc6/0x1e0
[12134.627536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12134.627536][T19513] 
[12134.631314][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12134.631314][T19513]      netdev_get_by_index+0x5e/0x80
[12134.631314][T19513]      fib6_nh_init+0x3d8/0x15b0
[12134.631314][T19513]      ip6_route_info_create+0xf18/0x17d0
[12134.631314][T19513]      ip6_route_add+0x1c/0x140
[12134.631314][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12134.631314][T19513]      addrconf_add_dev+0xe2/0x170
[12134.631314][T19513]      inet6_addr_add+0x12f/0xa40
[12134.631314][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12134.631314][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12134.631314][T19513]      netlink_rcv_skb+0x130/0x360
[12134.631314][T19513]      netlink_unicast+0x449/0x710
[12134.631314][T19513]      netlink_sendmsg+0x723/0xbe0
[12134.631314][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12134.631314][T19513]      ___sys_sendmsg+0xee/0x170
[12134.631314][T19513]      __sys_sendmsg+0xcd/0x170
[12134.631314][T19513]      do_syscall_64+0xc6/0x1e0
[12134.631314][T19513] 
[12134.634907][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12134.634907][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12134.634907][T19513]      ipv6_find_idev+0x102/0x170
[12134.634907][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12134.634907][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12134.634907][T19513]      netlink_rcv_skb+0x130/0x360
[12134.634907][T19513]      netlink_unicast+0x449/0x710
[12134.634907][T19513]      netlink_sendmsg+0x723/0xbe0
[12134.634907][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12134.634907][T19513]      ___sys_sendmsg+0xee/0x170
[12134.634907][T19513]      __sys_sendmsg+0xcd/0x170
[12134.634907][T19513]      do_syscall_64+0xc6/0x1e0
[12134.634907][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12134.634907][T19513] 
[12134.637813][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12134.637813][T19513]      neigh_parms_alloc+0x1e5/0x510
[12134.637813][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12134.637813][T19513]      ipv6_find_idev+0x102/0x170
[12134.637813][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12134.637813][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12134.637813][T19513]      netlink_rcv_skb+0x130/0x360
[12134.637813][T19513]      netlink_unicast+0x449/0x710
[12134.637813][T19513]      netlink_sendmsg+0x723/0xbe0
[12134.637813][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12134.637813][T19513]      ___sys_sendmsg+0xee/0x170
[12134.637813][T19513]      __sys_sendmsg+0xcd/0x170
[12134.637813][T19513]      do_syscall_64+0xc6/0x1e0
[12134.637813][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12134.637813][T19513] 
[12144.887106][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12144.887530][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12144.887530][T19513]      netdev_get_by_index+0x5e/0x80
[12144.887530][T19513]      fib6_nh_init+0x3d8/0x15b0
[12144.887530][T19513]      ip6_route_info_create+0xf18/0x17d0
[12144.887530][T19513]      ip6_route_add+0x1c/0x140
[12144.887530][T19513]      addrconf_prefix_route+0x2a6/0x430
[12144.887530][T19513]      inet6_addr_add+0x4f8/0xa40
[12144.887530][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12144.887530][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12144.887530][T19513]      netlink_rcv_skb+0x130/0x360
[12144.887530][T19513]      netlink_unicast+0x449/0x710
[12144.887530][T19513]      netlink_sendmsg+0x723/0xbe0
[12144.887530][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12144.887530][T19513]      ___sys_sendmsg+0xee/0x170
[12144.887530][T19513]      __sys_sendmsg+0xcd/0x170
[12144.887530][T19513]      do_syscall_64+0xc6/0x1e0
[12144.887530][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12144.887530][T19513] 
[12144.890059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12144.890059][T19513]      netdev_get_by_index+0x5e/0x80
[12144.890059][T19513]      fib6_nh_init+0x3d8/0x15b0
[12144.890059][T19513]      ip6_route_info_create+0xf18/0x17d0
[12144.890059][T19513]      addrconf_f6i_alloc+0x315/0x560
[12144.890059][T19513]      ipv6_add_addr+0x411/0x2000
[12144.890059][T19513]      inet6_addr_add+0x30e/0xa40
[12144.890059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12144.890059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12144.890059][T19513]      netlink_rcv_skb+0x130/0x360
[12144.890059][T19513]      netlink_unicast+0x449/0x710
[12144.890059][T19513]      netlink_sendmsg+0x723/0xbe0
[12144.890059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12144.890059][T19513]      ___sys_sendmsg+0xee/0x170
[12144.890059][T19513]      __sys_sendmsg+0xcd/0x170
[12144.890059][T19513]      do_syscall_64+0xc6/0x1e0
[12144.890059][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12144.890059][T19513] 
[12144.892361][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12144.892361][T19513]      netdev_get_by_index+0x5e/0x80
[12144.892361][T19513]      fib6_nh_init+0x3d8/0x15b0
[12144.892361][T19513]      ip6_route_info_create+0xf18/0x17d0
[12144.892361][T19513]      ip6_route_add+0x1c/0x140
[12144.892361][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12144.892361][T19513]      addrconf_add_dev+0xe2/0x170
[12144.892361][T19513]      inet6_addr_add+0x12f/0xa40
[12144.892361][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12144.892361][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12144.892361][T19513]      netlink_rcv_skb+0x130/0x360
[12144.892361][T19513]      netlink_unicast+0x449/0x710
[12144.892361][T19513]      netlink_sendmsg+0x723/0xbe0
[12144.892361][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12144.892361][T19513]      ___sys_sendmsg+0xee/0x170
[12144.892361][T19513]      __sys_sendmsg+0xcd/0x170
[12144.892361][T19513]      do_syscall_64+0xc6/0x1e0
[12144.892361][T19513] 
[12144.894662][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12144.894662][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12144.894662][T19513]      ipv6_find_idev+0x102/0x170
[12144.894662][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12144.894662][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12144.894662][T19513]      netlink_rcv_skb+0x130/0x360
[12144.894662][T19513]      netlink_unicast+0x449/0x710
[12144.894662][T19513]      netlink_sendmsg+0x723/0xbe0
[12144.894662][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12144.894662][T19513]      ___sys_sendmsg+0xee/0x170
[12144.894662][T19513]      __sys_sendmsg+0xcd/0x170
[12144.894662][T19513]      do_syscall_64+0xc6/0x1e0
[12144.894662][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12144.894662][T19513] 
[12144.896352][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12144.896352][T19513]      neigh_parms_alloc+0x1e5/0x510
[12144.896352][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12144.896352][T19513]      ipv6_find_idev+0x102/0x170
[12144.896352][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12144.896352][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12144.896352][T19513]      netlink_rcv_skb+0x130/0x360
[12144.896352][T19513]      netlink_unicast+0x449/0x710
[12144.896352][T19513]      netlink_sendmsg+0x723/0xbe0
[12144.896352][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12144.896352][T19513]      ___sys_sendmsg+0xee/0x170
[12144.896352][T19513]      __sys_sendmsg+0xcd/0x170
[12144.896352][T19513]      do_syscall_64+0xc6/0x1e0
[12144.896352][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12144.896352][T19513] 
[12155.151104][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12155.151511][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12155.151511][T19513]      netdev_get_by_index+0x5e/0x80
[12155.151511][T19513]      fib6_nh_init+0x3d8/0x15b0
[12155.151511][T19513]      ip6_route_info_create+0xf18/0x17d0
[12155.151511][T19513]      ip6_route_add+0x1c/0x140
[12155.151511][T19513]      addrconf_prefix_route+0x2a6/0x430
[12155.151511][T19513]      inet6_addr_add+0x4f8/0xa40
[12155.151511][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12155.151511][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12155.151511][T19513]      netlink_rcv_skb+0x130/0x360
[12155.151511][T19513]      netlink_unicast+0x449/0x710
[12155.151511][T19513]      netlink_sendmsg+0x723/0xbe0
[12155.151511][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12155.151511][T19513]      ___sys_sendmsg+0xee/0x170
[12155.151511][T19513]      __sys_sendmsg+0xcd/0x170
[12155.151511][T19513]      do_syscall_64+0xc6/0x1e0
[12155.151511][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12155.151511][T19513] 
[12155.153733][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12155.153733][T19513]      netdev_get_by_index+0x5e/0x80
[12155.153733][T19513]      fib6_nh_init+0x3d8/0x15b0
[12155.153733][T19513]      ip6_route_info_create+0xf18/0x17d0
[12155.153733][T19513]      addrconf_f6i_alloc+0x315/0x560
[12155.153733][T19513]      ipv6_add_addr+0x411/0x2000
[12155.153733][T19513]      inet6_addr_add+0x30e/0xa40
[12155.153733][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12155.153733][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12155.153733][T19513]      netlink_rcv_skb+0x130/0x360
[12155.153733][T19513]      netlink_unicast+0x449/0x710
[12155.153733][T19513]      netlink_sendmsg+0x723/0xbe0
[12155.153733][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12155.153733][T19513]      ___sys_sendmsg+0xee/0x170
[12155.153733][T19513]      __sys_sendmsg+0xcd/0x170
[12155.153733][T19513]      do_syscall_64+0xc6/0x1e0
[12155.153733][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12155.153733][T19513] 
[12155.155941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12155.155941][T19513]      netdev_get_by_index+0x5e/0x80
[12155.155941][T19513]      fib6_nh_init+0x3d8/0x15b0
[12155.155941][T19513]      ip6_route_info_create+0xf18/0x17d0
[12155.155941][T19513]      ip6_route_add+0x1c/0x140
[12155.155941][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12155.155941][T19513]      addrconf_add_dev+0xe2/0x170
[12155.155941][T19513]      inet6_addr_add+0x12f/0xa40
[12155.155941][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12155.155941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12155.155941][T19513]      netlink_rcv_skb+0x130/0x360
[12155.155941][T19513]      netlink_unicast+0x449/0x710
[12155.155941][T19513]      netlink_sendmsg+0x723/0xbe0
[12155.155941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12155.155941][T19513]      ___sys_sendmsg+0xee/0x170
[12155.155941][T19513]      __sys_sendmsg+0xcd/0x170
[12155.155941][T19513]      do_syscall_64+0xc6/0x1e0
[12155.155941][T19513] 
[12155.158106][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12155.158106][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12155.158106][T19513]      ipv6_find_idev+0x102/0x170
[12155.158106][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12155.158106][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12155.158106][T19513]      netlink_rcv_skb+0x130/0x360
[12155.158106][T19513]      netlink_unicast+0x449/0x710
[12155.158106][T19513]      netlink_sendmsg+0x723/0xbe0
[12155.158106][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12155.158106][T19513]      ___sys_sendmsg+0xee/0x170
[12155.158106][T19513]      __sys_sendmsg+0xcd/0x170
[12155.158106][T19513]      do_syscall_64+0xc6/0x1e0
[12155.158106][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12155.158106][T19513] 
[12155.159812][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12155.159812][T19513]      neigh_parms_alloc+0x1e5/0x510
[12155.159812][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12155.159812][T19513]      ipv6_find_idev+0x102/0x170
[12155.159812][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12155.159812][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12155.159812][T19513]      netlink_rcv_skb+0x130/0x360
[12155.159812][T19513]      netlink_unicast+0x449/0x710
[12155.159812][T19513]      netlink_sendmsg+0x723/0xbe0
[12155.159812][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12155.159812][T19513]      ___sys_sendmsg+0xee/0x170
[12155.159812][T19513]      __sys_sendmsg+0xcd/0x170
[12155.159812][T19513]      do_syscall_64+0xc6/0x1e0
[12155.159812][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12155.159812][T19513] 
[12165.407142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12165.407547][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12165.407547][T19513]      netdev_get_by_index+0x5e/0x80
[12165.407547][T19513]      fib6_nh_init+0x3d8/0x15b0
[12165.407547][T19513]      ip6_route_info_create+0xf18/0x17d0
[12165.407547][T19513]      ip6_route_add+0x1c/0x140
[12165.407547][T19513]      addrconf_prefix_route+0x2a6/0x430
[12165.407547][T19513]      inet6_addr_add+0x4f8/0xa40
[12165.407547][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12165.407547][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12165.407547][T19513]      netlink_rcv_skb+0x130/0x360
[12165.407547][T19513]      netlink_unicast+0x449/0x710
[12165.407547][T19513]      netlink_sendmsg+0x723/0xbe0
[12165.407547][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12165.407547][T19513]      ___sys_sendmsg+0xee/0x170
[12165.407547][T19513]      __sys_sendmsg+0xcd/0x170
[12165.407547][T19513]      do_syscall_64+0xc6/0x1e0
[12165.407547][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12165.407547][T19513] 
[12165.409777][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12165.409777][T19513]      netdev_get_by_index+0x5e/0x80
[12165.409777][T19513]      fib6_nh_init+0x3d8/0x15b0
[12165.409777][T19513]      ip6_route_info_create+0xf18/0x17d0
[12165.409777][T19513]      addrconf_f6i_alloc+0x315/0x560
[12165.409777][T19513]      ipv6_add_addr+0x411/0x2000
[12165.409777][T19513]      inet6_addr_add+0x30e/0xa40
[12165.409777][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12165.409777][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12165.409777][T19513]      netlink_rcv_skb+0x130/0x360
[12165.409777][T19513]      netlink_unicast+0x449/0x710
[12165.409777][T19513]      netlink_sendmsg+0x723/0xbe0
[12165.409777][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12165.409777][T19513]      ___sys_sendmsg+0xee/0x170
[12165.409777][T19513]      __sys_sendmsg+0xcd/0x170
[12165.409777][T19513]      do_syscall_64+0xc6/0x1e0
[12165.409777][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12165.409777][T19513] 
[12165.412099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12165.412099][T19513]      netdev_get_by_index+0x5e/0x80
[12165.412099][T19513]      fib6_nh_init+0x3d8/0x15b0
[12165.412099][T19513]      ip6_route_info_create+0xf18/0x17d0
[12165.412099][T19513]      ip6_route_add+0x1c/0x140
[12165.412099][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12165.412099][T19513]      addrconf_add_dev+0xe2/0x170
[12165.412099][T19513]      inet6_addr_add+0x12f/0xa40
[12165.412099][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12165.412099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12165.412099][T19513]      netlink_rcv_skb+0x130/0x360
[12165.412099][T19513]      netlink_unicast+0x449/0x710
[12165.412099][T19513]      netlink_sendmsg+0x723/0xbe0
[12165.412099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12165.412099][T19513]      ___sys_sendmsg+0xee/0x170
[12165.412099][T19513]      __sys_sendmsg+0xcd/0x170
[12165.412099][T19513]      do_syscall_64+0xc6/0x1e0
[12165.412099][T19513] 
[12165.414284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12165.414284][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12165.414284][T19513]      ipv6_find_idev+0x102/0x170
[12165.414284][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12165.414284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12165.414284][T19513]      netlink_rcv_skb+0x130/0x360
[12165.414284][T19513]      netlink_unicast+0x449/0x710
[12165.414284][T19513]      netlink_sendmsg+0x723/0xbe0
[12165.414284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12165.414284][T19513]      ___sys_sendmsg+0xee/0x170
[12165.414284][T19513]      __sys_sendmsg+0xcd/0x170
[12165.414284][T19513]      do_syscall_64+0xc6/0x1e0
[12165.414284][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12165.414284][T19513] 
[12165.415991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12165.415991][T19513]      neigh_parms_alloc+0x1e5/0x510
[12165.415991][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12165.415991][T19513]      ipv6_find_idev+0x102/0x170
[12165.415991][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12165.415991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12165.415991][T19513]      netlink_rcv_skb+0x130/0x360
[12165.415991][T19513]      netlink_unicast+0x449/0x710
[12165.415991][T19513]      netlink_sendmsg+0x723/0xbe0
[12165.415991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12165.415991][T19513]      ___sys_sendmsg+0xee/0x170
[12165.415991][T19513]      __sys_sendmsg+0xcd/0x170
[12165.415991][T19513]      do_syscall_64+0xc6/0x1e0
[12165.415991][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12165.415991][T19513] 
[12175.591114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12175.591541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12175.591541][T19513]      netdev_get_by_index+0x5e/0x80
[12175.591541][T19513]      fib6_nh_init+0x3d8/0x15b0
[12175.591541][T19513]      ip6_route_info_create+0xf18/0x17d0
[12175.591541][T19513]      ip6_route_add+0x1c/0x140
[12175.591541][T19513]      addrconf_prefix_route+0x2a6/0x430
[12175.591541][T19513]      inet6_addr_add+0x4f8/0xa40
[12175.591541][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12175.591541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12175.591541][T19513]      netlink_rcv_skb+0x130/0x360
[12175.591541][T19513]      netlink_unicast+0x449/0x710
[12175.591541][T19513]      netlink_sendmsg+0x723/0xbe0
[12175.591541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12175.591541][T19513]      ___sys_sendmsg+0xee/0x170
[12175.591541][T19513]      __sys_sendmsg+0xcd/0x170
[12175.591541][T19513]      do_syscall_64+0xc6/0x1e0
[12175.591541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12175.591541][T19513] 
[12175.593790][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12175.593790][T19513]      netdev_get_by_index+0x5e/0x80
[12175.593790][T19513]      fib6_nh_init+0x3d8/0x15b0
[12175.593790][T19513]      ip6_route_info_create+0xf18/0x17d0
[12175.593790][T19513]      addrconf_f6i_alloc+0x315/0x560
[12175.593790][T19513]      ipv6_add_addr+0x411/0x2000
[12175.593790][T19513]      inet6_addr_add+0x30e/0xa40
[12175.593790][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12175.593790][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12175.593790][T19513]      netlink_rcv_skb+0x130/0x360
[12175.593790][T19513]      netlink_unicast+0x449/0x710
[12175.593790][T19513]      netlink_sendmsg+0x723/0xbe0
[12175.593790][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12175.593790][T19513]      ___sys_sendmsg+0xee/0x170
[12175.593790][T19513]      __sys_sendmsg+0xcd/0x170
[12175.593790][T19513]      do_syscall_64+0xc6/0x1e0
[12175.593790][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12175.593790][T19513] 
[12175.596027][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12175.596027][T19513]      netdev_get_by_index+0x5e/0x80
[12175.596027][T19513]      fib6_nh_init+0x3d8/0x15b0
[12175.596027][T19513]      ip6_route_info_create+0xf18/0x17d0
[12175.596027][T19513]      ip6_route_add+0x1c/0x140
[12175.596027][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12175.596027][T19513]      addrconf_add_dev+0xe2/0x170
[12175.596027][T19513]      inet6_addr_add+0x12f/0xa40
[12175.596027][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12175.596027][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12175.596027][T19513]      netlink_rcv_skb+0x130/0x360
[12175.596027][T19513]      netlink_unicast+0x449/0x710
[12175.596027][T19513]      netlink_sendmsg+0x723/0xbe0
[12175.596027][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12175.596027][T19513]      ___sys_sendmsg+0xee/0x170
[12175.596027][T19513]      __sys_sendmsg+0xcd/0x170
[12175.596027][T19513]      do_syscall_64+0xc6/0x1e0
[12175.596027][T19513] 
[12175.598198][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12175.598198][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12175.598198][T19513]      ipv6_find_idev+0x102/0x170
[12175.598198][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12175.598198][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12175.598198][T19513]      netlink_rcv_skb+0x130/0x360
[12175.598198][T19513]      netlink_unicast+0x449/0x710
[12175.598198][T19513]      netlink_sendmsg+0x723/0xbe0
[12175.598198][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12175.598198][T19513]      ___sys_sendmsg+0xee/0x170
[12175.598198][T19513]      __sys_sendmsg+0xcd/0x170
[12175.598198][T19513]      do_syscall_64+0xc6/0x1e0
[12175.598198][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12175.598198][T19513] 
[12175.599916][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12175.599916][T19513]      neigh_parms_alloc+0x1e5/0x510
[12175.599916][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12175.599916][T19513]      ipv6_find_idev+0x102/0x170
[12175.599916][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12175.599916][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12175.599916][T19513]      netlink_rcv_skb+0x130/0x360
[12175.599916][T19513]      netlink_unicast+0x449/0x710
[12175.599916][T19513]      netlink_sendmsg+0x723/0xbe0
[12175.599916][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12175.599916][T19513]      ___sys_sendmsg+0xee/0x170
[12175.599916][T19513]      __sys_sendmsg+0xcd/0x170
[12175.599916][T19513]      do_syscall_64+0xc6/0x1e0
[12175.599916][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12175.599916][T19513] 
[12185.839119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12185.839527][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12185.839527][T19513]      netdev_get_by_index+0x5e/0x80
[12185.839527][T19513]      fib6_nh_init+0x3d8/0x15b0
[12185.839527][T19513]      ip6_route_info_create+0xf18/0x17d0
[12185.839527][T19513]      ip6_route_add+0x1c/0x140
[12185.839527][T19513]      addrconf_prefix_route+0x2a6/0x430
[12185.839527][T19513]      inet6_addr_add+0x4f8/0xa40
[12185.839527][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12185.839527][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12185.839527][T19513]      netlink_rcv_skb+0x130/0x360
[12185.839527][T19513]      netlink_unicast+0x449/0x710
[12185.839527][T19513]      netlink_sendmsg+0x723/0xbe0
[12185.839527][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12185.839527][T19513]      ___sys_sendmsg+0xee/0x170
[12185.839527][T19513]      __sys_sendmsg+0xcd/0x170
[12185.839527][T19513]      do_syscall_64+0xc6/0x1e0
[12185.839527][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12185.839527][T19513] 
[12185.841833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12185.841833][T19513]      netdev_get_by_index+0x5e/0x80
[12185.841833][T19513]      fib6_nh_init+0x3d8/0x15b0
[12185.841833][T19513]      ip6_route_info_create+0xf18/0x17d0
[12185.841833][T19513]      addrconf_f6i_alloc+0x315/0x560
[12185.841833][T19513]      ipv6_add_addr+0x411/0x2000
[12185.841833][T19513]      inet6_addr_add+0x30e/0xa40
[12185.841833][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12185.841833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12185.841833][T19513]      netlink_rcv_skb+0x130/0x360
[12185.841833][T19513]      netlink_unicast+0x449/0x710
[12185.841833][T19513]      netlink_sendmsg+0x723/0xbe0
[12185.841833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12185.841833][T19513]      ___sys_sendmsg+0xee/0x170
[12185.841833][T19513]      __sys_sendmsg+0xcd/0x170
[12185.841833][T19513]      do_syscall_64+0xc6/0x1e0
[12185.841833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12185.841833][T19513] 
[12185.844101][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12185.844101][T19513]      netdev_get_by_index+0x5e/0x80
[12185.844101][T19513]      fib6_nh_init+0x3d8/0x15b0
[12185.844101][T19513]      ip6_route_info_create+0xf18/0x17d0
[12185.844101][T19513]      ip6_route_add+0x1c/0x140
[12185.844101][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12185.844101][T19513]      addrconf_add_dev+0xe2/0x170
[12185.844101][T19513]      inet6_addr_add+0x12f/0xa40
[12185.844101][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12185.844101][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12185.844101][T19513]      netlink_rcv_skb+0x130/0x360
[12185.844101][T19513]      netlink_unicast+0x449/0x710
[12185.844101][T19513]      netlink_sendmsg+0x723/0xbe0
[12185.844101][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12185.844101][T19513]      ___sys_sendmsg+0xee/0x170
[12185.844101][T19513]      __sys_sendmsg+0xcd/0x170
[12185.844101][T19513]      do_syscall_64+0xc6/0x1e0
[12185.844101][T19513] 
[12185.846322][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12185.846322][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12185.846322][T19513]      ipv6_find_idev+0x102/0x170
[12185.846322][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12185.846322][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12185.846322][T19513]      netlink_rcv_skb+0x130/0x360
[12185.846322][T19513]      netlink_unicast+0x449/0x710
[12185.846322][T19513]      netlink_sendmsg+0x723/0xbe0
[12185.846322][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12185.846322][T19513]      ___sys_sendmsg+0xee/0x170
[12185.846322][T19513]      __sys_sendmsg+0xcd/0x170
[12185.846322][T19513]      do_syscall_64+0xc6/0x1e0
[12185.846322][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12185.846322][T19513] 
[12185.848037][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12185.848037][T19513]      neigh_parms_alloc+0x1e5/0x510
[12185.848037][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12185.848037][T19513]      ipv6_find_idev+0x102/0x170
[12185.848037][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12185.848037][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12185.848037][T19513]      netlink_rcv_skb+0x130/0x360
[12185.848037][T19513]      netlink_unicast+0x449/0x710
[12185.848037][T19513]      netlink_sendmsg+0x723/0xbe0
[12185.848037][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12185.848037][T19513]      ___sys_sendmsg+0xee/0x170
[12185.848037][T19513]      __sys_sendmsg+0xcd/0x170
[12185.848037][T19513]      do_syscall_64+0xc6/0x1e0
[12185.848037][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12185.848037][T19513] 
[12196.343176][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12196.343774][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12196.343774][T19513]      netdev_get_by_index+0x5e/0x80
[12196.343774][T19513]      fib6_nh_init+0x3d8/0x15b0
[12196.343774][T19513]      ip6_route_info_create+0xf18/0x17d0
[12196.343774][T19513]      ip6_route_add+0x1c/0x140
[12196.343774][T19513]      addrconf_prefix_route+0x2a6/0x430
[12196.343774][T19513]      inet6_addr_add+0x4f8/0xa40
[12196.343774][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12196.343774][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12196.343774][T19513]      netlink_rcv_skb+0x130/0x360
[12196.343774][T19513]      netlink_unicast+0x449/0x710
[12196.343774][T19513]      netlink_sendmsg+0x723/0xbe0
[12196.343774][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12196.343774][T19513]      ___sys_sendmsg+0xee/0x170
[12196.343774][T19513]      __sys_sendmsg+0xcd/0x170
[12196.343774][T19513]      do_syscall_64+0xc6/0x1e0
[12196.343774][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12196.343774][T19513] 
[12196.347272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12196.347272][T19513]      netdev_get_by_index+0x5e/0x80
[12196.347272][T19513]      fib6_nh_init+0x3d8/0x15b0
[12196.347272][T19513]      ip6_route_info_create+0xf18/0x17d0
[12196.347272][T19513]      addrconf_f6i_alloc+0x315/0x560
[12196.347272][T19513]      ipv6_add_addr+0x411/0x2000
[12196.347272][T19513]      inet6_addr_add+0x30e/0xa40
[12196.347272][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12196.347272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12196.347272][T19513]      netlink_rcv_skb+0x130/0x360
[12196.347272][T19513]      netlink_unicast+0x449/0x710
[12196.347272][T19513]      netlink_sendmsg+0x723/0xbe0
[12196.347272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12196.347272][T19513]      ___sys_sendmsg+0xee/0x170
[12196.347272][T19513]      __sys_sendmsg+0xcd/0x170
[12196.347272][T19513]      do_syscall_64+0xc6/0x1e0
[12196.347272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12196.347272][T19513] 
[12196.350797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12196.350797][T19513]      netdev_get_by_index+0x5e/0x80
[12196.350797][T19513]      fib6_nh_init+0x3d8/0x15b0
[12196.350797][T19513]      ip6_route_info_create+0xf18/0x17d0
[12196.350797][T19513]      ip6_route_add+0x1c/0x140
[12196.350797][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12196.350797][T19513]      addrconf_add_dev+0xe2/0x170
[12196.350797][T19513]      inet6_addr_add+0x12f/0xa40
[12196.350797][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12196.350797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12196.350797][T19513]      netlink_rcv_skb+0x130/0x360
[12196.350797][T19513]      netlink_unicast+0x449/0x710
[12196.350797][T19513]      netlink_sendmsg+0x723/0xbe0
[12196.350797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12196.350797][T19513]      ___sys_sendmsg+0xee/0x170
[12196.350797][T19513]      __sys_sendmsg+0xcd/0x170
[12196.350797][T19513]      do_syscall_64+0xc6/0x1e0
[12196.350797][T19513] 
[12196.354244][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12196.354244][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12196.354244][T19513]      ipv6_find_idev+0x102/0x170
[12196.354244][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12196.354244][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12196.354244][T19513]      netlink_rcv_skb+0x130/0x360
[12196.354244][T19513]      netlink_unicast+0x449/0x710
[12196.354244][T19513]      netlink_sendmsg+0x723/0xbe0
[12196.354244][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12196.354244][T19513]      ___sys_sendmsg+0xee/0x170
[12196.354244][T19513]      __sys_sendmsg+0xcd/0x170
[12196.354244][T19513]      do_syscall_64+0xc6/0x1e0
[12196.354244][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12196.354244][T19513] 
[12196.356941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12196.356941][T19513]      neigh_parms_alloc+0x1e5/0x510
[12196.356941][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12196.356941][T19513]      ipv6_find_idev+0x102/0x170
[12196.356941][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12196.356941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12196.356941][T19513]      netlink_rcv_skb+0x130/0x360
[12196.356941][T19513]      netlink_unicast+0x449/0x710
[12196.356941][T19513]      netlink_sendmsg+0x723/0xbe0
[12196.356941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12196.356941][T19513]      ___sys_sendmsg+0xee/0x170
[12196.356941][T19513]      __sys_sendmsg+0xcd/0x170
[12196.356941][T19513]      do_syscall_64+0xc6/0x1e0
[12196.356941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12196.356941][T19513] 
[12206.367144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12206.367558][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12206.367558][T19513]      netdev_get_by_index+0x5e/0x80
[12206.367558][T19513]      fib6_nh_init+0x3d8/0x15b0
[12206.367558][T19513]      ip6_route_info_create+0xf18/0x17d0
[12206.367558][T19513]      ip6_route_add+0x1c/0x140
[12206.367558][T19513]      addrconf_prefix_route+0x2a6/0x430
[12206.367558][T19513]      inet6_addr_add+0x4f8/0xa40
[12206.367558][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12206.367558][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12206.367558][T19513]      netlink_rcv_skb+0x130/0x360
[12206.367558][T19513]      netlink_unicast+0x449/0x710
[12206.367558][T19513]      netlink_sendmsg+0x723/0xbe0
[12206.367558][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12206.367558][T19513]      ___sys_sendmsg+0xee/0x170
[12206.367558][T19513]      __sys_sendmsg+0xcd/0x170
[12206.367558][T19513]      do_syscall_64+0xc6/0x1e0
[12206.367558][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12206.367558][T19513] 
[12206.369913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12206.369913][T19513]      netdev_get_by_index+0x5e/0x80
[12206.369913][T19513]      fib6_nh_init+0x3d8/0x15b0
[12206.369913][T19513]      ip6_route_info_create+0xf18/0x17d0
[12206.369913][T19513]      addrconf_f6i_alloc+0x315/0x560
[12206.369913][T19513]      ipv6_add_addr+0x411/0x2000
[12206.369913][T19513]      inet6_addr_add+0x30e/0xa40
[12206.369913][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12206.369913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12206.369913][T19513]      netlink_rcv_skb+0x130/0x360
[12206.369913][T19513]      netlink_unicast+0x449/0x710
[12206.369913][T19513]      netlink_sendmsg+0x723/0xbe0
[12206.369913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12206.369913][T19513]      ___sys_sendmsg+0xee/0x170
[12206.369913][T19513]      __sys_sendmsg+0xcd/0x170
[12206.369913][T19513]      do_syscall_64+0xc6/0x1e0
[12206.369913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12206.369913][T19513] 
[12206.372152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12206.372152][T19513]      netdev_get_by_index+0x5e/0x80
[12206.372152][T19513]      fib6_nh_init+0x3d8/0x15b0
[12206.372152][T19513]      ip6_route_info_create+0xf18/0x17d0
[12206.372152][T19513]      ip6_route_add+0x1c/0x140
[12206.372152][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12206.372152][T19513]      addrconf_add_dev+0xe2/0x170
[12206.372152][T19513]      inet6_addr_add+0x12f/0xa40
[12206.372152][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12206.372152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12206.372152][T19513]      netlink_rcv_skb+0x130/0x360
[12206.372152][T19513]      netlink_unicast+0x449/0x710
[12206.372152][T19513]      netlink_sendmsg+0x723/0xbe0
[12206.372152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12206.372152][T19513]      ___sys_sendmsg+0xee/0x170
[12206.372152][T19513]      __sys_sendmsg+0xcd/0x170
[12206.372152][T19513]      do_syscall_64+0xc6/0x1e0
[12206.372152][T19513] 
[12206.374309][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12206.374309][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12206.374309][T19513]      ipv6_find_idev+0x102/0x170
[12206.374309][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12206.374309][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12206.374309][T19513]      netlink_rcv_skb+0x130/0x360
[12206.374309][T19513]      netlink_unicast+0x449/0x710
[12206.374309][T19513]      netlink_sendmsg+0x723/0xbe0
[12206.374309][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12206.374309][T19513]      ___sys_sendmsg+0xee/0x170
[12206.374309][T19513]      __sys_sendmsg+0xcd/0x170
[12206.374309][T19513]      do_syscall_64+0xc6/0x1e0
[12206.374309][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12206.374309][T19513] 
[12206.376020][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12206.376020][T19513]      neigh_parms_alloc+0x1e5/0x510
[12206.376020][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12206.376020][T19513]      ipv6_find_idev+0x102/0x170
[12206.376020][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12206.376020][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12206.376020][T19513]      netlink_rcv_skb+0x130/0x360
[12206.376020][T19513]      netlink_unicast+0x449/0x710
[12206.376020][T19513]      netlink_sendmsg+0x723/0xbe0
[12206.376020][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12206.376020][T19513]      ___sys_sendmsg+0xee/0x170
[12206.376020][T19513]      __sys_sendmsg+0xcd/0x170
[12206.376020][T19513]      do_syscall_64+0xc6/0x1e0
[12206.376020][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12206.376020][T19513] 
[12216.615243][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12216.615680][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12216.615680][T19513]      netdev_get_by_index+0x5e/0x80
[12216.615680][T19513]      fib6_nh_init+0x3d8/0x15b0
[12216.615680][T19513]      ip6_route_info_create+0xf18/0x17d0
[12216.615680][T19513]      ip6_route_add+0x1c/0x140
[12216.615680][T19513]      addrconf_prefix_route+0x2a6/0x430
[12216.615680][T19513]      inet6_addr_add+0x4f8/0xa40
[12216.615680][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12216.615680][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12216.615680][T19513]      netlink_rcv_skb+0x130/0x360
[12216.615680][T19513]      netlink_unicast+0x449/0x710
[12216.615680][T19513]      netlink_sendmsg+0x723/0xbe0
[12216.615680][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12216.615680][T19513]      ___sys_sendmsg+0xee/0x170
[12216.615680][T19513]      __sys_sendmsg+0xcd/0x170
[12216.615680][T19513]      do_syscall_64+0xc6/0x1e0
[12216.615680][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12216.615680][T19513] 
[12216.618129][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12216.618129][T19513]      netdev_get_by_index+0x5e/0x80
[12216.618129][T19513]      fib6_nh_init+0x3d8/0x15b0
[12216.618129][T19513]      ip6_route_info_create+0xf18/0x17d0
[12216.618129][T19513]      addrconf_f6i_alloc+0x315/0x560
[12216.618129][T19513]      ipv6_add_addr+0x411/0x2000
[12216.618129][T19513]      inet6_addr_add+0x30e/0xa40
[12216.618129][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12216.618129][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12216.618129][T19513]      netlink_rcv_skb+0x130/0x360
[12216.618129][T19513]      netlink_unicast+0x449/0x710
[12216.618129][T19513]      netlink_sendmsg+0x723/0xbe0
[12216.618129][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12216.618129][T19513]      ___sys_sendmsg+0xee/0x170
[12216.618129][T19513]      __sys_sendmsg+0xcd/0x170
[12216.618129][T19513]      do_syscall_64+0xc6/0x1e0
[12216.618129][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12216.618129][T19513] 
[12216.620526][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12216.620526][T19513]      netdev_get_by_index+0x5e/0x80
[12216.620526][T19513]      fib6_nh_init+0x3d8/0x15b0
[12216.620526][T19513]      ip6_route_info_create+0xf18/0x17d0
[12216.620526][T19513]      ip6_route_add+0x1c/0x140
[12216.620526][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12216.620526][T19513]      addrconf_add_dev+0xe2/0x170
[12216.620526][T19513]      inet6_addr_add+0x12f/0xa40
[12216.620526][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12216.620526][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12216.620526][T19513]      netlink_rcv_skb+0x130/0x360
[12216.620526][T19513]      netlink_unicast+0x449/0x710
[12216.620526][T19513]      netlink_sendmsg+0x723/0xbe0
[12216.620526][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12216.620526][T19513]      ___sys_sendmsg+0xee/0x170
[12216.620526][T19513]      __sys_sendmsg+0xcd/0x170
[12216.620526][T19513]      do_syscall_64+0xc6/0x1e0
[12216.620526][T19513] 
[12216.622866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12216.622866][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12216.622866][T19513]      ipv6_find_idev+0x102/0x170
[12216.622866][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12216.622866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12216.622866][T19513]      netlink_rcv_skb+0x130/0x360
[12216.622866][T19513]      netlink_unicast+0x449/0x710
[12216.622866][T19513]      netlink_sendmsg+0x723/0xbe0
[12216.622866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12216.622866][T19513]      ___sys_sendmsg+0xee/0x170
[12216.622866][T19513]      __sys_sendmsg+0xcd/0x170
[12216.622866][T19513]      do_syscall_64+0xc6/0x1e0
[12216.622866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12216.622866][T19513] 
[12216.624700][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12216.624700][T19513]      neigh_parms_alloc+0x1e5/0x510
[12216.624700][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12216.624700][T19513]      ipv6_find_idev+0x102/0x170
[12216.624700][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12216.624700][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12216.624700][T19513]      netlink_rcv_skb+0x130/0x360
[12216.624700][T19513]      netlink_unicast+0x449/0x710
[12216.624700][T19513]      netlink_sendmsg+0x723/0xbe0
[12216.624700][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12216.624700][T19513]      ___sys_sendmsg+0xee/0x170
[12216.624700][T19513]      __sys_sendmsg+0xcd/0x170
[12216.624700][T19513]      do_syscall_64+0xc6/0x1e0
[12216.624700][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12216.624700][T19513] 
[12226.743248][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12226.743656][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12226.743656][T19513]      netdev_get_by_index+0x5e/0x80
[12226.743656][T19513]      fib6_nh_init+0x3d8/0x15b0
[12226.743656][T19513]      ip6_route_info_create+0xf18/0x17d0
[12226.743656][T19513]      ip6_route_add+0x1c/0x140
[12226.743656][T19513]      addrconf_prefix_route+0x2a6/0x430
[12226.743656][T19513]      inet6_addr_add+0x4f8/0xa40
[12226.743656][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12226.743656][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12226.743656][T19513]      netlink_rcv_skb+0x130/0x360
[12226.743656][T19513]      netlink_unicast+0x449/0x710
[12226.743656][T19513]      netlink_sendmsg+0x723/0xbe0
[12226.743656][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12226.743656][T19513]      ___sys_sendmsg+0xee/0x170
[12226.743656][T19513]      __sys_sendmsg+0xcd/0x170
[12226.743656][T19513]      do_syscall_64+0xc6/0x1e0
[12226.743656][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12226.743656][T19513] 
[12226.745908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12226.745908][T19513]      netdev_get_by_index+0x5e/0x80
[12226.745908][T19513]      fib6_nh_init+0x3d8/0x15b0
[12226.745908][T19513]      ip6_route_info_create+0xf18/0x17d0
[12226.745908][T19513]      addrconf_f6i_alloc+0x315/0x560
[12226.745908][T19513]      ipv6_add_addr+0x411/0x2000
[12226.745908][T19513]      inet6_addr_add+0x30e/0xa40
[12226.745908][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12226.745908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12226.745908][T19513]      netlink_rcv_skb+0x130/0x360
[12226.745908][T19513]      netlink_unicast+0x449/0x710
[12226.745908][T19513]      netlink_sendmsg+0x723/0xbe0
[12226.745908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12226.745908][T19513]      ___sys_sendmsg+0xee/0x170
[12226.745908][T19513]      __sys_sendmsg+0xcd/0x170
[12226.745908][T19513]      do_syscall_64+0xc6/0x1e0
[12226.745908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12226.745908][T19513] 
[12226.748168][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12226.748168][T19513]      netdev_get_by_index+0x5e/0x80
[12226.748168][T19513]      fib6_nh_init+0x3d8/0x15b0
[12226.748168][T19513]      ip6_route_info_create+0xf18/0x17d0
[12226.748168][T19513]      ip6_route_add+0x1c/0x140
[12226.748168][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12226.748168][T19513]      addrconf_add_dev+0xe2/0x170
[12226.748168][T19513]      inet6_addr_add+0x12f/0xa40
[12226.748168][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12226.748168][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12226.748168][T19513]      netlink_rcv_skb+0x130/0x360
[12226.748168][T19513]      netlink_unicast+0x449/0x710
[12226.748168][T19513]      netlink_sendmsg+0x723/0xbe0
[12226.748168][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12226.748168][T19513]      ___sys_sendmsg+0xee/0x170
[12226.748168][T19513]      __sys_sendmsg+0xcd/0x170
[12226.748168][T19513]      do_syscall_64+0xc6/0x1e0
[12226.748168][T19513] 
[12226.750373][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12226.750373][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12226.750373][T19513]      ipv6_find_idev+0x102/0x170
[12226.750373][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12226.750373][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12226.750373][T19513]      netlink_rcv_skb+0x130/0x360
[12226.750373][T19513]      netlink_unicast+0x449/0x710
[12226.750373][T19513]      netlink_sendmsg+0x723/0xbe0
[12226.750373][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12226.750373][T19513]      ___sys_sendmsg+0xee/0x170
[12226.750373][T19513]      __sys_sendmsg+0xcd/0x170
[12226.750373][T19513]      do_syscall_64+0xc6/0x1e0
[12226.750373][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12226.750373][T19513] 
[12226.752073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12226.752073][T19513]      neigh_parms_alloc+0x1e5/0x510
[12226.752073][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12226.752073][T19513]      ipv6_find_idev+0x102/0x170
[12226.752073][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12226.752073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12226.752073][T19513]      netlink_rcv_skb+0x130/0x360
[12226.752073][T19513]      netlink_unicast+0x449/0x710
[12226.752073][T19513]      netlink_sendmsg+0x723/0xbe0
[12226.752073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12226.752073][T19513]      ___sys_sendmsg+0xee/0x170
[12226.752073][T19513]      __sys_sendmsg+0xcd/0x170
[12226.752073][T19513]      do_syscall_64+0xc6/0x1e0
[12226.752073][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12226.752073][T19513] 
[12236.991140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12236.991573][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12236.991573][T19513]      netdev_get_by_index+0x5e/0x80
[12236.991573][T19513]      fib6_nh_init+0x3d8/0x15b0
[12236.991573][T19513]      ip6_route_info_create+0xf18/0x17d0
[12236.991573][T19513]      ip6_route_add+0x1c/0x140
[12236.991573][T19513]      addrconf_prefix_route+0x2a6/0x430
[12236.991573][T19513]      inet6_addr_add+0x4f8/0xa40
[12236.991573][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12236.991573][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12236.991573][T19513]      netlink_rcv_skb+0x130/0x360
[12236.991573][T19513]      netlink_unicast+0x449/0x710
[12236.991573][T19513]      netlink_sendmsg+0x723/0xbe0
[12236.991573][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12236.991573][T19513]      ___sys_sendmsg+0xee/0x170
[12236.991573][T19513]      __sys_sendmsg+0xcd/0x170
[12236.991573][T19513]      do_syscall_64+0xc6/0x1e0
[12236.991573][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12236.991573][T19513] 
[12236.993836][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12236.993836][T19513]      netdev_get_by_index+0x5e/0x80
[12236.993836][T19513]      fib6_nh_init+0x3d8/0x15b0
[12236.993836][T19513]      ip6_route_info_create+0xf18/0x17d0
[12236.993836][T19513]      addrconf_f6i_alloc+0x315/0x560
[12236.993836][T19513]      ipv6_add_addr+0x411/0x2000
[12236.993836][T19513]      inet6_addr_add+0x30e/0xa40
[12236.993836][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12236.993836][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12236.993836][T19513]      netlink_rcv_skb+0x130/0x360
[12236.993836][T19513]      netlink_unicast+0x449/0x710
[12236.993836][T19513]      netlink_sendmsg+0x723/0xbe0
[12236.993836][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12236.993836][T19513]      ___sys_sendmsg+0xee/0x170
[12236.993836][T19513]      __sys_sendmsg+0xcd/0x170
[12236.993836][T19513]      do_syscall_64+0xc6/0x1e0
[12236.993836][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12236.993836][T19513] 
[12236.996129][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12236.996129][T19513]      netdev_get_by_index+0x5e/0x80
[12236.996129][T19513]      fib6_nh_init+0x3d8/0x15b0
[12236.996129][T19513]      ip6_route_info_create+0xf18/0x17d0
[12236.996129][T19513]      ip6_route_add+0x1c/0x140
[12236.996129][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12236.996129][T19513]      addrconf_add_dev+0xe2/0x170
[12236.996129][T19513]      inet6_addr_add+0x12f/0xa40
[12236.996129][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12236.996129][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12236.996129][T19513]      netlink_rcv_skb+0x130/0x360
[12236.996129][T19513]      netlink_unicast+0x449/0x710
[12236.996129][T19513]      netlink_sendmsg+0x723/0xbe0
[12236.996129][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12236.996129][T19513]      ___sys_sendmsg+0xee/0x170
[12236.996129][T19513]      __sys_sendmsg+0xcd/0x170
[12236.996129][T19513]      do_syscall_64+0xc6/0x1e0
[12236.996129][T19513] 
[12236.998318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12236.998318][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12236.998318][T19513]      ipv6_find_idev+0x102/0x170
[12236.998318][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12236.998318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12236.998318][T19513]      netlink_rcv_skb+0x130/0x360
[12236.998318][T19513]      netlink_unicast+0x449/0x710
[12236.998318][T19513]      netlink_sendmsg+0x723/0xbe0
[12236.998318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12236.998318][T19513]      ___sys_sendmsg+0xee/0x170
[12236.998318][T19513]      __sys_sendmsg+0xcd/0x170
[12236.998318][T19513]      do_syscall_64+0xc6/0x1e0
[12236.998318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12236.998318][T19513] 
[12237.000602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12237.000602][T19513]      neigh_parms_alloc+0x1e5/0x510
[12237.000602][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12237.000602][T19513]      ipv6_find_idev+0x102/0x170
[12237.000602][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12237.000602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12237.000602][T19513]      netlink_rcv_skb+0x130/0x360
[12237.000602][T19513]      netlink_unicast+0x449/0x710
[12237.000602][T19513]      netlink_sendmsg+0x723/0xbe0
[12237.000602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12237.000602][T19513]      ___sys_sendmsg+0xee/0x170
[12237.000602][T19513]      __sys_sendmsg+0xcd/0x170
[12237.000602][T19513]      do_syscall_64+0xc6/0x1e0
[12237.000602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12237.000602][T19513] 
[12247.239129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12247.239568][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12247.239568][T19513]      netdev_get_by_index+0x5e/0x80
[12247.239568][T19513]      fib6_nh_init+0x3d8/0x15b0
[12247.239568][T19513]      ip6_route_info_create+0xf18/0x17d0
[12247.239568][T19513]      ip6_route_add+0x1c/0x140
[12247.239568][T19513]      addrconf_prefix_route+0x2a6/0x430
[12247.239568][T19513]      inet6_addr_add+0x4f8/0xa40
[12247.239568][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12247.239568][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12247.239568][T19513]      netlink_rcv_skb+0x130/0x360
[12247.239568][T19513]      netlink_unicast+0x449/0x710
[12247.239568][T19513]      netlink_sendmsg+0x723/0xbe0
[12247.239568][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12247.239568][T19513]      ___sys_sendmsg+0xee/0x170
[12247.239568][T19513]      __sys_sendmsg+0xcd/0x170
[12247.239568][T19513]      do_syscall_64+0xc6/0x1e0
[12247.239568][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12247.239568][T19513] 
[12247.241810][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12247.241810][T19513]      netdev_get_by_index+0x5e/0x80
[12247.241810][T19513]      fib6_nh_init+0x3d8/0x15b0
[12247.241810][T19513]      ip6_route_info_create+0xf18/0x17d0
[12247.241810][T19513]      addrconf_f6i_alloc+0x315/0x560
[12247.241810][T19513]      ipv6_add_addr+0x411/0x2000
[12247.241810][T19513]      inet6_addr_add+0x30e/0xa40
[12247.241810][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12247.241810][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12247.241810][T19513]      netlink_rcv_skb+0x130/0x360
[12247.241810][T19513]      netlink_unicast+0x449/0x710
[12247.241810][T19513]      netlink_sendmsg+0x723/0xbe0
[12247.241810][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12247.241810][T19513]      ___sys_sendmsg+0xee/0x170
[12247.241810][T19513]      __sys_sendmsg+0xcd/0x170
[12247.241810][T19513]      do_syscall_64+0xc6/0x1e0
[12247.241810][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12247.241810][T19513] 
[12247.244019][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12247.244019][T19513]      netdev_get_by_index+0x5e/0x80
[12247.244019][T19513]      fib6_nh_init+0x3d8/0x15b0
[12247.244019][T19513]      ip6_route_info_create+0xf18/0x17d0
[12247.244019][T19513]      ip6_route_add+0x1c/0x140
[12247.244019][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12247.244019][T19513]      addrconf_add_dev+0xe2/0x170
[12247.244019][T19513]      inet6_addr_add+0x12f/0xa40
[12247.244019][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12247.244019][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12247.244019][T19513]      netlink_rcv_skb+0x130/0x360
[12247.244019][T19513]      netlink_unicast+0x449/0x710
[12247.244019][T19513]      netlink_sendmsg+0x723/0xbe0
[12247.244019][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12247.244019][T19513]      ___sys_sendmsg+0xee/0x170
[12247.244019][T19513]      __sys_sendmsg+0xcd/0x170
[12247.244019][T19513]      do_syscall_64+0xc6/0x1e0
[12247.244019][T19513] 
[12247.246239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12247.246239][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12247.246239][T19513]      ipv6_find_idev+0x102/0x170
[12247.246239][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12247.246239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12247.246239][T19513]      netlink_rcv_skb+0x130/0x360
[12247.246239][T19513]      netlink_unicast+0x449/0x710
[12247.246239][T19513]      netlink_sendmsg+0x723/0xbe0
[12247.246239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12247.246239][T19513]      ___sys_sendmsg+0xee/0x170
[12247.246239][T19513]      __sys_sendmsg+0xcd/0x170
[12247.246239][T19513]      do_syscall_64+0xc6/0x1e0
[12247.246239][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12247.246239][T19513] 
[12247.247940][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12247.247940][T19513]      neigh_parms_alloc+0x1e5/0x510
[12247.247940][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12247.247940][T19513]      ipv6_find_idev+0x102/0x170
[12247.247940][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12247.247940][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12247.247940][T19513]      netlink_rcv_skb+0x130/0x360
[12247.247940][T19513]      netlink_unicast+0x449/0x710
[12247.247940][T19513]      netlink_sendmsg+0x723/0xbe0
[12247.247940][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12247.247940][T19513]      ___sys_sendmsg+0xee/0x170
[12247.247940][T19513]      __sys_sendmsg+0xcd/0x170
[12247.247940][T19513]      do_syscall_64+0xc6/0x1e0
[12247.247940][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12247.247940][T19513] 
[12257.263174][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12257.263676][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12257.263676][T19513]      netdev_get_by_index+0x5e/0x80
[12257.263676][T19513]      fib6_nh_init+0x3d8/0x15b0
[12257.263676][T19513]      ip6_route_info_create+0xf18/0x17d0
[12257.263676][T19513]      ip6_route_add+0x1c/0x140
[12257.263676][T19513]      addrconf_prefix_route+0x2a6/0x430
[12257.263676][T19513]      inet6_addr_add+0x4f8/0xa40
[12257.263676][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12257.263676][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12257.263676][T19513]      netlink_rcv_skb+0x130/0x360
[12257.263676][T19513]      netlink_unicast+0x449/0x710
[12257.263676][T19513]      netlink_sendmsg+0x723/0xbe0
[12257.263676][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12257.263676][T19513]      ___sys_sendmsg+0xee/0x170
[12257.263676][T19513]      __sys_sendmsg+0xcd/0x170
[12257.263676][T19513]      do_syscall_64+0xc6/0x1e0
[12257.263676][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12257.263676][T19513] 
[12257.265987][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12257.265987][T19513]      netdev_get_by_index+0x5e/0x80
[12257.265987][T19513]      fib6_nh_init+0x3d8/0x15b0
[12257.265987][T19513]      ip6_route_info_create+0xf18/0x17d0
[12257.265987][T19513]      addrconf_f6i_alloc+0x315/0x560
[12257.265987][T19513]      ipv6_add_addr+0x411/0x2000
[12257.265987][T19513]      inet6_addr_add+0x30e/0xa40
[12257.265987][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12257.265987][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12257.265987][T19513]      netlink_rcv_skb+0x130/0x360
[12257.265987][T19513]      netlink_unicast+0x449/0x710
[12257.265987][T19513]      netlink_sendmsg+0x723/0xbe0
[12257.265987][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12257.265987][T19513]      ___sys_sendmsg+0xee/0x170
[12257.265987][T19513]      __sys_sendmsg+0xcd/0x170
[12257.265987][T19513]      do_syscall_64+0xc6/0x1e0
[12257.265987][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12257.265987][T19513] 
[12257.268273][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12257.268273][T19513]      netdev_get_by_index+0x5e/0x80
[12257.268273][T19513]      fib6_nh_init+0x3d8/0x15b0
[12257.268273][T19513]      ip6_route_info_create+0xf18/0x17d0
[12257.268273][T19513]      ip6_route_add+0x1c/0x140
[12257.268273][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12257.268273][T19513]      addrconf_add_dev+0xe2/0x170
[12257.268273][T19513]      inet6_addr_add+0x12f/0xa40
[12257.268273][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12257.268273][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12257.268273][T19513]      netlink_rcv_skb+0x130/0x360
[12257.268273][T19513]      netlink_unicast+0x449/0x710
[12257.268273][T19513]      netlink_sendmsg+0x723/0xbe0
[12257.268273][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12257.268273][T19513]      ___sys_sendmsg+0xee/0x170
[12257.268273][T19513]      __sys_sendmsg+0xcd/0x170
[12257.268273][T19513]      do_syscall_64+0xc6/0x1e0
[12257.268273][T19513] 
[12257.270615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12257.270615][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12257.270615][T19513]      ipv6_find_idev+0x102/0x170
[12257.270615][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12257.270615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12257.270615][T19513]      netlink_rcv_skb+0x130/0x360
[12257.270615][T19513]      netlink_unicast+0x449/0x710
[12257.270615][T19513]      netlink_sendmsg+0x723/0xbe0
[12257.270615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12257.270615][T19513]      ___sys_sendmsg+0xee/0x170
[12257.270615][T19513]      __sys_sendmsg+0xcd/0x170
[12257.270615][T19513]      do_syscall_64+0xc6/0x1e0
[12257.270615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12257.270615][T19513] 
[12257.272444][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12257.272444][T19513]      neigh_parms_alloc+0x1e5/0x510
[12257.272444][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12257.272444][T19513]      ipv6_find_idev+0x102/0x170
[12257.272444][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12257.272444][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12257.272444][T19513]      netlink_rcv_skb+0x130/0x360
[12257.272444][T19513]      netlink_unicast+0x449/0x710
[12257.272444][T19513]      netlink_sendmsg+0x723/0xbe0
[12257.272444][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12257.272444][T19513]      ___sys_sendmsg+0xee/0x170
[12257.272444][T19513]      __sys_sendmsg+0xcd/0x170
[12257.272444][T19513]      do_syscall_64+0xc6/0x1e0
[12257.272444][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12257.272444][T19513] 
[12267.511130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12267.511619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12267.511619][T19513]      netdev_get_by_index+0x5e/0x80
[12267.511619][T19513]      fib6_nh_init+0x3d8/0x15b0
[12267.511619][T19513]      ip6_route_info_create+0xf18/0x17d0
[12267.511619][T19513]      ip6_route_add+0x1c/0x140
[12267.511619][T19513]      addrconf_prefix_route+0x2a6/0x430
[12267.511619][T19513]      inet6_addr_add+0x4f8/0xa40
[12267.511619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12267.511619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12267.511619][T19513]      netlink_rcv_skb+0x130/0x360
[12267.511619][T19513]      netlink_unicast+0x449/0x710
[12267.511619][T19513]      netlink_sendmsg+0x723/0xbe0
[12267.511619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12267.511619][T19513]      ___sys_sendmsg+0xee/0x170
[12267.511619][T19513]      __sys_sendmsg+0xcd/0x170
[12267.511619][T19513]      do_syscall_64+0xc6/0x1e0
[12267.511619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12267.511619][T19513] 
[12267.513853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12267.513853][T19513]      netdev_get_by_index+0x5e/0x80
[12267.513853][T19513]      fib6_nh_init+0x3d8/0x15b0
[12267.513853][T19513]      ip6_route_info_create+0xf18/0x17d0
[12267.513853][T19513]      addrconf_f6i_alloc+0x315/0x560
[12267.513853][T19513]      ipv6_add_addr+0x411/0x2000
[12267.513853][T19513]      inet6_addr_add+0x30e/0xa40
[12267.513853][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12267.513853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12267.513853][T19513]      netlink_rcv_skb+0x130/0x360
[12267.513853][T19513]      netlink_unicast+0x449/0x710
[12267.513853][T19513]      netlink_sendmsg+0x723/0xbe0
[12267.513853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12267.513853][T19513]      ___sys_sendmsg+0xee/0x170
[12267.513853][T19513]      __sys_sendmsg+0xcd/0x170
[12267.513853][T19513]      do_syscall_64+0xc6/0x1e0
[12267.513853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12267.513853][T19513] 
[12267.516108][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12267.516108][T19513]      netdev_get_by_index+0x5e/0x80
[12267.516108][T19513]      fib6_nh_init+0x3d8/0x15b0
[12267.516108][T19513]      ip6_route_info_create+0xf18/0x17d0
[12267.516108][T19513]      ip6_route_add+0x1c/0x140
[12267.516108][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12267.516108][T19513]      addrconf_add_dev+0xe2/0x170
[12267.516108][T19513]      inet6_addr_add+0x12f/0xa40
[12267.516108][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12267.516108][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12267.516108][T19513]      netlink_rcv_skb+0x130/0x360
[12267.516108][T19513]      netlink_unicast+0x449/0x710
[12267.516108][T19513]      netlink_sendmsg+0x723/0xbe0
[12267.516108][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12267.516108][T19513]      ___sys_sendmsg+0xee/0x170
[12267.516108][T19513]      __sys_sendmsg+0xcd/0x170
[12267.516108][T19513]      do_syscall_64+0xc6/0x1e0
[12267.516108][T19513] 
[12267.518273][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12267.518273][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12267.518273][T19513]      ipv6_find_idev+0x102/0x170
[12267.518273][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12267.518273][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12267.518273][T19513]      netlink_rcv_skb+0x130/0x360
[12267.518273][T19513]      netlink_unicast+0x449/0x710
[12267.518273][T19513]      netlink_sendmsg+0x723/0xbe0
[12267.518273][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12267.518273][T19513]      ___sys_sendmsg+0xee/0x170
[12267.518273][T19513]      __sys_sendmsg+0xcd/0x170
[12267.518273][T19513]      do_syscall_64+0xc6/0x1e0
[12267.518273][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12267.518273][T19513] 
[12267.519979][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12267.519979][T19513]      neigh_parms_alloc+0x1e5/0x510
[12267.519979][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12267.519979][T19513]      ipv6_find_idev+0x102/0x170
[12267.519979][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12267.519979][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12267.519979][T19513]      netlink_rcv_skb+0x130/0x360
[12267.519979][T19513]      netlink_unicast+0x449/0x710
[12267.519979][T19513]      netlink_sendmsg+0x723/0xbe0
[12267.519979][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12267.519979][T19513]      ___sys_sendmsg+0xee/0x170
[12267.519979][T19513]      __sys_sendmsg+0xcd/0x170
[12267.519979][T19513]      do_syscall_64+0xc6/0x1e0
[12267.519979][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12267.519979][T19513] 
[12277.759097][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12277.759571][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12277.759571][T19513]      netdev_get_by_index+0x5e/0x80
[12277.759571][T19513]      fib6_nh_init+0x3d8/0x15b0
[12277.759571][T19513]      ip6_route_info_create+0xf18/0x17d0
[12277.759571][T19513]      ip6_route_add+0x1c/0x140
[12277.759571][T19513]      addrconf_prefix_route+0x2a6/0x430
[12277.759571][T19513]      inet6_addr_add+0x4f8/0xa40
[12277.759571][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12277.759571][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12277.759571][T19513]      netlink_rcv_skb+0x130/0x360
[12277.759571][T19513]      netlink_unicast+0x449/0x710
[12277.759571][T19513]      netlink_sendmsg+0x723/0xbe0
[12277.759571][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12277.759571][T19513]      ___sys_sendmsg+0xee/0x170
[12277.759571][T19513]      __sys_sendmsg+0xcd/0x170
[12277.759571][T19513]      do_syscall_64+0xc6/0x1e0
[12277.759571][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12277.759571][T19513] 
[12277.761993][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12277.761993][T19513]      netdev_get_by_index+0x5e/0x80
[12277.761993][T19513]      fib6_nh_init+0x3d8/0x15b0
[12277.761993][T19513]      ip6_route_info_create+0xf18/0x17d0
[12277.761993][T19513]      addrconf_f6i_alloc+0x315/0x560
[12277.761993][T19513]      ipv6_add_addr+0x411/0x2000
[12277.761993][T19513]      inet6_addr_add+0x30e/0xa40
[12277.761993][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12277.761993][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12277.761993][T19513]      netlink_rcv_skb+0x130/0x360
[12277.761993][T19513]      netlink_unicast+0x449/0x710
[12277.761993][T19513]      netlink_sendmsg+0x723/0xbe0
[12277.761993][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12277.761993][T19513]      ___sys_sendmsg+0xee/0x170
[12277.761993][T19513]      __sys_sendmsg+0xcd/0x170
[12277.761993][T19513]      do_syscall_64+0xc6/0x1e0
[12277.761993][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12277.761993][T19513] 
[12277.764320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12277.764320][T19513]      netdev_get_by_index+0x5e/0x80
[12277.764320][T19513]      fib6_nh_init+0x3d8/0x15b0
[12277.764320][T19513]      ip6_route_info_create+0xf18/0x17d0
[12277.764320][T19513]      ip6_route_add+0x1c/0x140
[12277.764320][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12277.764320][T19513]      addrconf_add_dev+0xe2/0x170
[12277.764320][T19513]      inet6_addr_add+0x12f/0xa40
[12277.764320][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12277.764320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12277.764320][T19513]      netlink_rcv_skb+0x130/0x360
[12277.764320][T19513]      netlink_unicast+0x449/0x710
[12277.764320][T19513]      netlink_sendmsg+0x723/0xbe0
[12277.764320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12277.764320][T19513]      ___sys_sendmsg+0xee/0x170
[12277.764320][T19513]      __sys_sendmsg+0xcd/0x170
[12277.764320][T19513]      do_syscall_64+0xc6/0x1e0
[12277.764320][T19513] 
[12277.766614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12277.766614][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12277.766614][T19513]      ipv6_find_idev+0x102/0x170
[12277.766614][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12277.766614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12277.766614][T19513]      netlink_rcv_skb+0x130/0x360
[12277.766614][T19513]      netlink_unicast+0x449/0x710
[12277.766614][T19513]      netlink_sendmsg+0x723/0xbe0
[12277.766614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12277.766614][T19513]      ___sys_sendmsg+0xee/0x170
[12277.766614][T19513]      __sys_sendmsg+0xcd/0x170
[12277.766614][T19513]      do_syscall_64+0xc6/0x1e0
[12277.766614][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12277.766614][T19513] 
[12277.768412][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12277.768412][T19513]      neigh_parms_alloc+0x1e5/0x510
[12277.768412][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12277.768412][T19513]      ipv6_find_idev+0x102/0x170
[12277.768412][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12277.768412][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12277.768412][T19513]      netlink_rcv_skb+0x130/0x360
[12277.768412][T19513]      netlink_unicast+0x449/0x710
[12277.768412][T19513]      netlink_sendmsg+0x723/0xbe0
[12277.768412][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12277.768412][T19513]      ___sys_sendmsg+0xee/0x170
[12277.768412][T19513]      __sys_sendmsg+0xcd/0x170
[12277.768412][T19513]      do_syscall_64+0xc6/0x1e0
[12277.768412][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12277.768412][T19513] 
[12288.007264][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12288.007701][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12288.007701][T19513]      netdev_get_by_index+0x5e/0x80
[12288.007701][T19513]      fib6_nh_init+0x3d8/0x15b0
[12288.007701][T19513]      ip6_route_info_create+0xf18/0x17d0
[12288.007701][T19513]      ip6_route_add+0x1c/0x140
[12288.007701][T19513]      addrconf_prefix_route+0x2a6/0x430
[12288.007701][T19513]      inet6_addr_add+0x4f8/0xa40
[12288.007701][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12288.007701][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12288.007701][T19513]      netlink_rcv_skb+0x130/0x360
[12288.007701][T19513]      netlink_unicast+0x449/0x710
[12288.007701][T19513]      netlink_sendmsg+0x723/0xbe0
[12288.007701][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12288.007701][T19513]      ___sys_sendmsg+0xee/0x170
[12288.007701][T19513]      __sys_sendmsg+0xcd/0x170
[12288.007701][T19513]      do_syscall_64+0xc6/0x1e0
[12288.007701][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12288.007701][T19513] 
[12288.010001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12288.010001][T19513]      netdev_get_by_index+0x5e/0x80
[12288.010001][T19513]      fib6_nh_init+0x3d8/0x15b0
[12288.010001][T19513]      ip6_route_info_create+0xf18/0x17d0
[12288.010001][T19513]      addrconf_f6i_alloc+0x315/0x560
[12288.010001][T19513]      ipv6_add_addr+0x411/0x2000
[12288.010001][T19513]      inet6_addr_add+0x30e/0xa40
[12288.010001][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12288.010001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12288.010001][T19513]      netlink_rcv_skb+0x130/0x360
[12288.010001][T19513]      netlink_unicast+0x449/0x710
[12288.010001][T19513]      netlink_sendmsg+0x723/0xbe0
[12288.010001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12288.010001][T19513]      ___sys_sendmsg+0xee/0x170
[12288.010001][T19513]      __sys_sendmsg+0xcd/0x170
[12288.010001][T19513]      do_syscall_64+0xc6/0x1e0
[12288.010001][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12288.010001][T19513] 
[12288.012255][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12288.012255][T19513]      netdev_get_by_index+0x5e/0x80
[12288.012255][T19513]      fib6_nh_init+0x3d8/0x15b0
[12288.012255][T19513]      ip6_route_info_create+0xf18/0x17d0
[12288.012255][T19513]      ip6_route_add+0x1c/0x140
[12288.012255][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12288.012255][T19513]      addrconf_add_dev+0xe2/0x170
[12288.012255][T19513]      inet6_addr_add+0x12f/0xa40
[12288.012255][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12288.012255][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12288.012255][T19513]      netlink_rcv_skb+0x130/0x360
[12288.012255][T19513]      netlink_unicast+0x449/0x710
[12288.012255][T19513]      netlink_sendmsg+0x723/0xbe0
[12288.012255][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12288.012255][T19513]      ___sys_sendmsg+0xee/0x170
[12288.012255][T19513]      __sys_sendmsg+0xcd/0x170
[12288.012255][T19513]      do_syscall_64+0xc6/0x1e0
[12288.012255][T19513] 
[12288.014438][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12288.014438][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12288.014438][T19513]      ipv6_find_idev+0x102/0x170
[12288.014438][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12288.014438][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12288.014438][T19513]      netlink_rcv_skb+0x130/0x360
[12288.014438][T19513]      netlink_unicast+0x449/0x710
[12288.014438][T19513]      netlink_sendmsg+0x723/0xbe0
[12288.014438][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12288.014438][T19513]      ___sys_sendmsg+0xee/0x170
[12288.014438][T19513]      __sys_sendmsg+0xcd/0x170
[12288.014438][T19513]      do_syscall_64+0xc6/0x1e0
[12288.014438][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12288.014438][T19513] 
[12288.016143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12288.016143][T19513]      neigh_parms_alloc+0x1e5/0x510
[12288.016143][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12288.016143][T19513]      ipv6_find_idev+0x102/0x170
[12288.016143][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12288.016143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12288.016143][T19513]      netlink_rcv_skb+0x130/0x360
[12288.016143][T19513]      netlink_unicast+0x449/0x710
[12288.016143][T19513]      netlink_sendmsg+0x723/0xbe0
[12288.016143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12288.016143][T19513]      ___sys_sendmsg+0xee/0x170
[12288.016143][T19513]      __sys_sendmsg+0xcd/0x170
[12288.016143][T19513]      do_syscall_64+0xc6/0x1e0
[12288.016143][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12288.016143][T19513] 
[12298.023109][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12298.023587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12298.023587][T19513]      netdev_get_by_index+0x5e/0x80
[12298.023587][T19513]      fib6_nh_init+0x3d8/0x15b0
[12298.023587][T19513]      ip6_route_info_create+0xf18/0x17d0
[12298.023587][T19513]      ip6_route_add+0x1c/0x140
[12298.023587][T19513]      addrconf_prefix_route+0x2a6/0x430
[12298.023587][T19513]      inet6_addr_add+0x4f8/0xa40
[12298.023587][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12298.023587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12298.023587][T19513]      netlink_rcv_skb+0x130/0x360
[12298.023587][T19513]      netlink_unicast+0x449/0x710
[12298.023587][T19513]      netlink_sendmsg+0x723/0xbe0
[12298.023587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12298.023587][T19513]      ___sys_sendmsg+0xee/0x170
[12298.023587][T19513]      __sys_sendmsg+0xcd/0x170
[12298.023587][T19513]      do_syscall_64+0xc6/0x1e0
[12298.023587][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12298.023587][T19513] 
[12298.025830][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12298.025830][T19513]      netdev_get_by_index+0x5e/0x80
[12298.025830][T19513]      fib6_nh_init+0x3d8/0x15b0
[12298.025830][T19513]      ip6_route_info_create+0xf18/0x17d0
[12298.025830][T19513]      addrconf_f6i_alloc+0x315/0x560
[12298.025830][T19513]      ipv6_add_addr+0x411/0x2000
[12298.025830][T19513]      inet6_addr_add+0x30e/0xa40
[12298.025830][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12298.025830][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12298.025830][T19513]      netlink_rcv_skb+0x130/0x360
[12298.025830][T19513]      netlink_unicast+0x449/0x710
[12298.025830][T19513]      netlink_sendmsg+0x723/0xbe0
[12298.025830][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12298.025830][T19513]      ___sys_sendmsg+0xee/0x170
[12298.025830][T19513]      __sys_sendmsg+0xcd/0x170
[12298.025830][T19513]      do_syscall_64+0xc6/0x1e0
[12298.025830][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12298.025830][T19513] 
[12298.028028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12298.028028][T19513]      netdev_get_by_index+0x5e/0x80
[12298.028028][T19513]      fib6_nh_init+0x3d8/0x15b0
[12298.028028][T19513]      ip6_route_info_create+0xf18/0x17d0
[12298.028028][T19513]      ip6_route_add+0x1c/0x140
[12298.028028][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12298.028028][T19513]      addrconf_add_dev+0xe2/0x170
[12298.028028][T19513]      inet6_addr_add+0x12f/0xa40
[12298.028028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12298.028028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12298.028028][T19513]      netlink_rcv_skb+0x130/0x360
[12298.028028][T19513]      netlink_unicast+0x449/0x710
[12298.028028][T19513]      netlink_sendmsg+0x723/0xbe0
[12298.028028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12298.028028][T19513]      ___sys_sendmsg+0xee/0x170
[12298.028028][T19513]      __sys_sendmsg+0xcd/0x170
[12298.028028][T19513]      do_syscall_64+0xc6/0x1e0
[12298.028028][T19513] 
[12298.030334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12298.030334][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12298.030334][T19513]      ipv6_find_idev+0x102/0x170
[12298.030334][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12298.030334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12298.030334][T19513]      netlink_rcv_skb+0x130/0x360
[12298.030334][T19513]      netlink_unicast+0x449/0x710
[12298.030334][T19513]      netlink_sendmsg+0x723/0xbe0
[12298.030334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12298.030334][T19513]      ___sys_sendmsg+0xee/0x170
[12298.030334][T19513]      __sys_sendmsg+0xcd/0x170
[12298.030334][T19513]      do_syscall_64+0xc6/0x1e0
[12298.030334][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12298.030334][T19513] 
[12298.032037][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12298.032037][T19513]      neigh_parms_alloc+0x1e5/0x510
[12298.032037][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12298.032037][T19513]      ipv6_find_idev+0x102/0x170
[12298.032037][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12298.032037][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12298.032037][T19513]      netlink_rcv_skb+0x130/0x360
[12298.032037][T19513]      netlink_unicast+0x449/0x710
[12298.032037][T19513]      netlink_sendmsg+0x723/0xbe0
[12298.032037][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12298.032037][T19513]      ___sys_sendmsg+0xee/0x170
[12298.032037][T19513]      __sys_sendmsg+0xcd/0x170
[12298.032037][T19513]      do_syscall_64+0xc6/0x1e0
[12298.032037][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12298.032037][T19513] 
[12308.279178][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12308.279586][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12308.279586][T19513]      netdev_get_by_index+0x5e/0x80
[12308.279586][T19513]      fib6_nh_init+0x3d8/0x15b0
[12308.279586][T19513]      ip6_route_info_create+0xf18/0x17d0
[12308.279586][T19513]      ip6_route_add+0x1c/0x140
[12308.279586][T19513]      addrconf_prefix_route+0x2a6/0x430
[12308.279586][T19513]      inet6_addr_add+0x4f8/0xa40
[12308.279586][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12308.279586][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12308.279586][T19513]      netlink_rcv_skb+0x130/0x360
[12308.279586][T19513]      netlink_unicast+0x449/0x710
[12308.279586][T19513]      netlink_sendmsg+0x723/0xbe0
[12308.279586][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12308.279586][T19513]      ___sys_sendmsg+0xee/0x170
[12308.279586][T19513]      __sys_sendmsg+0xcd/0x170
[12308.279586][T19513]      do_syscall_64+0xc6/0x1e0
[12308.279586][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12308.279586][T19513] 
[12308.281835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12308.281835][T19513]      netdev_get_by_index+0x5e/0x80
[12308.281835][T19513]      fib6_nh_init+0x3d8/0x15b0
[12308.281835][T19513]      ip6_route_info_create+0xf18/0x17d0
[12308.281835][T19513]      addrconf_f6i_alloc+0x315/0x560
[12308.281835][T19513]      ipv6_add_addr+0x411/0x2000
[12308.281835][T19513]      inet6_addr_add+0x30e/0xa40
[12308.281835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12308.281835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12308.281835][T19513]      netlink_rcv_skb+0x130/0x360
[12308.281835][T19513]      netlink_unicast+0x449/0x710
[12308.281835][T19513]      netlink_sendmsg+0x723/0xbe0
[12308.281835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12308.281835][T19513]      ___sys_sendmsg+0xee/0x170
[12308.281835][T19513]      __sys_sendmsg+0xcd/0x170
[12308.281835][T19513]      do_syscall_64+0xc6/0x1e0
[12308.281835][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12308.281835][T19513] 
[12308.284055][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12308.284055][T19513]      netdev_get_by_index+0x5e/0x80
[12308.284055][T19513]      fib6_nh_init+0x3d8/0x15b0
[12308.284055][T19513]      ip6_route_info_create+0xf18/0x17d0
[12308.284055][T19513]      ip6_route_add+0x1c/0x140
[12308.284055][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12308.284055][T19513]      addrconf_add_dev+0xe2/0x170
[12308.284055][T19513]      inet6_addr_add+0x12f/0xa40
[12308.284055][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12308.284055][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12308.284055][T19513]      netlink_rcv_skb+0x130/0x360
[12308.284055][T19513]      netlink_unicast+0x449/0x710
[12308.284055][T19513]      netlink_sendmsg+0x723/0xbe0
[12308.284055][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12308.284055][T19513]      ___sys_sendmsg+0xee/0x170
[12308.284055][T19513]      __sys_sendmsg+0xcd/0x170
[12308.284055][T19513]      do_syscall_64+0xc6/0x1e0
[12308.284055][T19513] 
[12308.286818][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12308.286818][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12308.286818][T19513]      ipv6_find_idev+0x102/0x170
[12308.286818][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12308.286818][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12308.286818][T19513]      netlink_rcv_skb+0x130/0x360
[12308.286818][T19513]      netlink_unicast+0x449/0x710
[12308.286818][T19513]      netlink_sendmsg+0x723/0xbe0
[12308.286818][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12308.286818][T19513]      ___sys_sendmsg+0xee/0x170
[12308.286818][T19513]      __sys_sendmsg+0xcd/0x170
[12308.286818][T19513]      do_syscall_64+0xc6/0x1e0
[12308.286818][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12308.286818][T19513] 
[12308.288550][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12308.288550][T19513]      neigh_parms_alloc+0x1e5/0x510
[12308.288550][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12308.288550][T19513]      ipv6_find_idev+0x102/0x170
[12308.288550][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12308.288550][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12308.288550][T19513]      netlink_rcv_skb+0x130/0x360
[12308.288550][T19513]      netlink_unicast+0x449/0x710
[12308.288550][T19513]      netlink_sendmsg+0x723/0xbe0
[12308.288550][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12308.288550][T19513]      ___sys_sendmsg+0xee/0x170
[12308.288550][T19513]      __sys_sendmsg+0xcd/0x170
[12308.288550][T19513]      do_syscall_64+0xc6/0x1e0
[12308.288550][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12308.288550][T19513] 
[12318.543102][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12318.543519][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12318.543519][T19513]      netdev_get_by_index+0x5e/0x80
[12318.543519][T19513]      fib6_nh_init+0x3d8/0x15b0
[12318.543519][T19513]      ip6_route_info_create+0xf18/0x17d0
[12318.543519][T19513]      ip6_route_add+0x1c/0x140
[12318.543519][T19513]      addrconf_prefix_route+0x2a6/0x430
[12318.543519][T19513]      inet6_addr_add+0x4f8/0xa40
[12318.543519][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12318.543519][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12318.543519][T19513]      netlink_rcv_skb+0x130/0x360
[12318.543519][T19513]      netlink_unicast+0x449/0x710
[12318.543519][T19513]      netlink_sendmsg+0x723/0xbe0
[12318.543519][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12318.543519][T19513]      ___sys_sendmsg+0xee/0x170
[12318.543519][T19513]      __sys_sendmsg+0xcd/0x170
[12318.543519][T19513]      do_syscall_64+0xc6/0x1e0
[12318.543519][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12318.543519][T19513] 
[12318.545819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12318.545819][T19513]      netdev_get_by_index+0x5e/0x80
[12318.545819][T19513]      fib6_nh_init+0x3d8/0x15b0
[12318.545819][T19513]      ip6_route_info_create+0xf18/0x17d0
[12318.545819][T19513]      addrconf_f6i_alloc+0x315/0x560
[12318.545819][T19513]      ipv6_add_addr+0x411/0x2000
[12318.545819][T19513]      inet6_addr_add+0x30e/0xa40
[12318.545819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12318.545819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12318.545819][T19513]      netlink_rcv_skb+0x130/0x360
[12318.545819][T19513]      netlink_unicast+0x449/0x710
[12318.545819][T19513]      netlink_sendmsg+0x723/0xbe0
[12318.545819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12318.545819][T19513]      ___sys_sendmsg+0xee/0x170
[12318.545819][T19513]      __sys_sendmsg+0xcd/0x170
[12318.545819][T19513]      do_syscall_64+0xc6/0x1e0
[12318.545819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12318.545819][T19513] 
[12318.548102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12318.548102][T19513]      netdev_get_by_index+0x5e/0x80
[12318.548102][T19513]      fib6_nh_init+0x3d8/0x15b0
[12318.548102][T19513]      ip6_route_info_create+0xf18/0x17d0
[12318.548102][T19513]      ip6_route_add+0x1c/0x140
[12318.548102][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12318.548102][T19513]      addrconf_add_dev+0xe2/0x170
[12318.548102][T19513]      inet6_addr_add+0x12f/0xa40
[12318.548102][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12318.548102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12318.548102][T19513]      netlink_rcv_skb+0x130/0x360
[12318.548102][T19513]      netlink_unicast+0x449/0x710
[12318.548102][T19513]      netlink_sendmsg+0x723/0xbe0
[12318.548102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12318.548102][T19513]      ___sys_sendmsg+0xee/0x170
[12318.548102][T19513]      __sys_sendmsg+0xcd/0x170
[12318.548102][T19513]      do_syscall_64+0xc6/0x1e0
[12318.548102][T19513] 
[12318.550353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12318.550353][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12318.550353][T19513]      ipv6_find_idev+0x102/0x170
[12318.550353][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12318.550353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12318.550353][T19513]      netlink_rcv_skb+0x130/0x360
[12318.550353][T19513]      netlink_unicast+0x449/0x710
[12318.550353][T19513]      netlink_sendmsg+0x723/0xbe0
[12318.550353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12318.550353][T19513]      ___sys_sendmsg+0xee/0x170
[12318.550353][T19513]      __sys_sendmsg+0xcd/0x170
[12318.550353][T19513]      do_syscall_64+0xc6/0x1e0
[12318.550353][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12318.550353][T19513] 
[12318.552099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12318.552099][T19513]      neigh_parms_alloc+0x1e5/0x510
[12318.552099][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12318.552099][T19513]      ipv6_find_idev+0x102/0x170
[12318.552099][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12318.552099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12318.552099][T19513]      netlink_rcv_skb+0x130/0x360
[12318.552099][T19513]      netlink_unicast+0x449/0x710
[12318.552099][T19513]      netlink_sendmsg+0x723/0xbe0
[12318.552099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12318.552099][T19513]      ___sys_sendmsg+0xee/0x170
[12318.552099][T19513]      __sys_sendmsg+0xcd/0x170
[12318.552099][T19513]      do_syscall_64+0xc6/0x1e0
[12318.552099][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12318.552099][T19513] 
[12328.807164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12328.807643][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12328.807643][T19513]      netdev_get_by_index+0x5e/0x80
[12328.807643][T19513]      fib6_nh_init+0x3d8/0x15b0
[12328.807643][T19513]      ip6_route_info_create+0xf18/0x17d0
[12328.807643][T19513]      ip6_route_add+0x1c/0x140
[12328.807643][T19513]      addrconf_prefix_route+0x2a6/0x430
[12328.807643][T19513]      inet6_addr_add+0x4f8/0xa40
[12328.807643][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12328.807643][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12328.807643][T19513]      netlink_rcv_skb+0x130/0x360
[12328.807643][T19513]      netlink_unicast+0x449/0x710
[12328.807643][T19513]      netlink_sendmsg+0x723/0xbe0
[12328.807643][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12328.807643][T19513]      ___sys_sendmsg+0xee/0x170
[12328.807643][T19513]      __sys_sendmsg+0xcd/0x170
[12328.807643][T19513]      do_syscall_64+0xc6/0x1e0
[12328.807643][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12328.807643][T19513] 
[12328.809887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12328.809887][T19513]      netdev_get_by_index+0x5e/0x80
[12328.809887][T19513]      fib6_nh_init+0x3d8/0x15b0
[12328.809887][T19513]      ip6_route_info_create+0xf18/0x17d0
[12328.809887][T19513]      addrconf_f6i_alloc+0x315/0x560
[12328.809887][T19513]      ipv6_add_addr+0x411/0x2000
[12328.809887][T19513]      inet6_addr_add+0x30e/0xa40
[12328.809887][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12328.809887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12328.809887][T19513]      netlink_rcv_skb+0x130/0x360
[12328.809887][T19513]      netlink_unicast+0x449/0x710
[12328.809887][T19513]      netlink_sendmsg+0x723/0xbe0
[12328.809887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12328.809887][T19513]      ___sys_sendmsg+0xee/0x170
[12328.809887][T19513]      __sys_sendmsg+0xcd/0x170
[12328.809887][T19513]      do_syscall_64+0xc6/0x1e0
[12328.809887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12328.809887][T19513] 
[12328.812105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12328.812105][T19513]      netdev_get_by_index+0x5e/0x80
[12328.812105][T19513]      fib6_nh_init+0x3d8/0x15b0
[12328.812105][T19513]      ip6_route_info_create+0xf18/0x17d0
[12328.812105][T19513]      ip6_route_add+0x1c/0x140
[12328.812105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12328.812105][T19513]      addrconf_add_dev+0xe2/0x170
[12328.812105][T19513]      inet6_addr_add+0x12f/0xa40
[12328.812105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12328.812105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12328.812105][T19513]      netlink_rcv_skb+0x130/0x360
[12328.812105][T19513]      netlink_unicast+0x449/0x710
[12328.812105][T19513]      netlink_sendmsg+0x723/0xbe0
[12328.812105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12328.812105][T19513]      ___sys_sendmsg+0xee/0x170
[12328.812105][T19513]      __sys_sendmsg+0xcd/0x170
[12328.812105][T19513]      do_syscall_64+0xc6/0x1e0
[12328.812105][T19513] 
[12328.814290][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12328.814290][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12328.814290][T19513]      ipv6_find_idev+0x102/0x170
[12328.814290][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12328.814290][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12328.814290][T19513]      netlink_rcv_skb+0x130/0x360
[12328.814290][T19513]      netlink_unicast+0x449/0x710
[12328.814290][T19513]      netlink_sendmsg+0x723/0xbe0
[12328.814290][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12328.814290][T19513]      ___sys_sendmsg+0xee/0x170
[12328.814290][T19513]      __sys_sendmsg+0xcd/0x170
[12328.814290][T19513]      do_syscall_64+0xc6/0x1e0
[12328.814290][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12328.814290][T19513] 
[12328.815991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12328.815991][T19513]      neigh_parms_alloc+0x1e5/0x510
[12328.815991][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12328.815991][T19513]      ipv6_find_idev+0x102/0x170
[12328.815991][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12328.815991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12328.815991][T19513]      netlink_rcv_skb+0x130/0x360
[12328.815991][T19513]      netlink_unicast+0x449/0x710
[12328.815991][T19513]      netlink_sendmsg+0x723/0xbe0
[12328.815991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12328.815991][T19513]      ___sys_sendmsg+0xee/0x170
[12328.815991][T19513]      __sys_sendmsg+0xcd/0x170
[12328.815991][T19513]      do_syscall_64+0xc6/0x1e0
[12328.815991][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12328.815991][T19513] 
[12339.063126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12339.063529][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12339.063529][T19513]      netdev_get_by_index+0x5e/0x80
[12339.063529][T19513]      fib6_nh_init+0x3d8/0x15b0
[12339.063529][T19513]      ip6_route_info_create+0xf18/0x17d0
[12339.063529][T19513]      ip6_route_add+0x1c/0x140
[12339.063529][T19513]      addrconf_prefix_route+0x2a6/0x430
[12339.063529][T19513]      inet6_addr_add+0x4f8/0xa40
[12339.063529][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12339.063529][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12339.063529][T19513]      netlink_rcv_skb+0x130/0x360
[12339.063529][T19513]      netlink_unicast+0x449/0x710
[12339.063529][T19513]      netlink_sendmsg+0x723/0xbe0
[12339.063529][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12339.063529][T19513]      ___sys_sendmsg+0xee/0x170
[12339.063529][T19513]      __sys_sendmsg+0xcd/0x170
[12339.063529][T19513]      do_syscall_64+0xc6/0x1e0
[12339.063529][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12339.063529][T19513] 
[12339.065764][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12339.065764][T19513]      netdev_get_by_index+0x5e/0x80
[12339.065764][T19513]      fib6_nh_init+0x3d8/0x15b0
[12339.065764][T19513]      ip6_route_info_create+0xf18/0x17d0
[12339.065764][T19513]      addrconf_f6i_alloc+0x315/0x560
[12339.065764][T19513]      ipv6_add_addr+0x411/0x2000
[12339.065764][T19513]      inet6_addr_add+0x30e/0xa40
[12339.065764][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12339.065764][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12339.065764][T19513]      netlink_rcv_skb+0x130/0x360
[12339.065764][T19513]      netlink_unicast+0x449/0x710
[12339.065764][T19513]      netlink_sendmsg+0x723/0xbe0
[12339.065764][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12339.065764][T19513]      ___sys_sendmsg+0xee/0x170
[12339.065764][T19513]      __sys_sendmsg+0xcd/0x170
[12339.065764][T19513]      do_syscall_64+0xc6/0x1e0
[12339.065764][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12339.065764][T19513] 
[12339.067970][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12339.067970][T19513]      netdev_get_by_index+0x5e/0x80
[12339.067970][T19513]      fib6_nh_init+0x3d8/0x15b0
[12339.067970][T19513]      ip6_route_info_create+0xf18/0x17d0
[12339.067970][T19513]      ip6_route_add+0x1c/0x140
[12339.067970][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12339.067970][T19513]      addrconf_add_dev+0xe2/0x170
[12339.067970][T19513]      inet6_addr_add+0x12f/0xa40
[12339.067970][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12339.067970][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12339.067970][T19513]      netlink_rcv_skb+0x130/0x360
[12339.067970][T19513]      netlink_unicast+0x449/0x710
[12339.067970][T19513]      netlink_sendmsg+0x723/0xbe0
[12339.067970][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12339.067970][T19513]      ___sys_sendmsg+0xee/0x170
[12339.067970][T19513]      __sys_sendmsg+0xcd/0x170
[12339.067970][T19513]      do_syscall_64+0xc6/0x1e0
[12339.067970][T19513] 
[12339.070148][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12339.070148][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12339.070148][T19513]      ipv6_find_idev+0x102/0x170
[12339.070148][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12339.070148][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12339.070148][T19513]      netlink_rcv_skb+0x130/0x360
[12339.070148][T19513]      netlink_unicast+0x449/0x710
[12339.070148][T19513]      netlink_sendmsg+0x723/0xbe0
[12339.070148][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12339.070148][T19513]      ___sys_sendmsg+0xee/0x170
[12339.070148][T19513]      __sys_sendmsg+0xcd/0x170
[12339.070148][T19513]      do_syscall_64+0xc6/0x1e0
[12339.070148][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12339.070148][T19513] 
[12339.071847][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12339.071847][T19513]      neigh_parms_alloc+0x1e5/0x510
[12339.071847][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12339.071847][T19513]      ipv6_find_idev+0x102/0x170
[12339.071847][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12339.071847][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12339.071847][T19513]      netlink_rcv_skb+0x130/0x360
[12339.071847][T19513]      netlink_unicast+0x449/0x710
[12339.071847][T19513]      netlink_sendmsg+0x723/0xbe0
[12339.071847][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12339.071847][T19513]      ___sys_sendmsg+0xee/0x170
[12339.071847][T19513]      __sys_sendmsg+0xcd/0x170
[12339.071847][T19513]      do_syscall_64+0xc6/0x1e0
[12339.071847][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12339.071847][T19513] 
[12349.319142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12349.319553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12349.319553][T19513]      netdev_get_by_index+0x5e/0x80
[12349.319553][T19513]      fib6_nh_init+0x3d8/0x15b0
[12349.319553][T19513]      ip6_route_info_create+0xf18/0x17d0
[12349.319553][T19513]      ip6_route_add+0x1c/0x140
[12349.319553][T19513]      addrconf_prefix_route+0x2a6/0x430
[12349.319553][T19513]      inet6_addr_add+0x4f8/0xa40
[12349.319553][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12349.319553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12349.319553][T19513]      netlink_rcv_skb+0x130/0x360
[12349.319553][T19513]      netlink_unicast+0x449/0x710
[12349.319553][T19513]      netlink_sendmsg+0x723/0xbe0
[12349.319553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12349.319553][T19513]      ___sys_sendmsg+0xee/0x170
[12349.319553][T19513]      __sys_sendmsg+0xcd/0x170
[12349.319553][T19513]      do_syscall_64+0xc6/0x1e0
[12349.319553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12349.319553][T19513] 
[12349.321807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12349.321807][T19513]      netdev_get_by_index+0x5e/0x80
[12349.321807][T19513]      fib6_nh_init+0x3d8/0x15b0
[12349.321807][T19513]      ip6_route_info_create+0xf18/0x17d0
[12349.321807][T19513]      addrconf_f6i_alloc+0x315/0x560
[12349.321807][T19513]      ipv6_add_addr+0x411/0x2000
[12349.321807][T19513]      inet6_addr_add+0x30e/0xa40
[12349.321807][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12349.321807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12349.321807][T19513]      netlink_rcv_skb+0x130/0x360
[12349.321807][T19513]      netlink_unicast+0x449/0x710
[12349.321807][T19513]      netlink_sendmsg+0x723/0xbe0
[12349.321807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12349.321807][T19513]      ___sys_sendmsg+0xee/0x170
[12349.321807][T19513]      __sys_sendmsg+0xcd/0x170
[12349.321807][T19513]      do_syscall_64+0xc6/0x1e0
[12349.321807][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12349.321807][T19513] 
[12349.324018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12349.324018][T19513]      netdev_get_by_index+0x5e/0x80
[12349.324018][T19513]      fib6_nh_init+0x3d8/0x15b0
[12349.324018][T19513]      ip6_route_info_create+0xf18/0x17d0
[12349.324018][T19513]      ip6_route_add+0x1c/0x140
[12349.324018][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12349.324018][T19513]      addrconf_add_dev+0xe2/0x170
[12349.324018][T19513]      inet6_addr_add+0x12f/0xa40
[12349.324018][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12349.324018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12349.324018][T19513]      netlink_rcv_skb+0x130/0x360
[12349.324018][T19513]      netlink_unicast+0x449/0x710
[12349.324018][T19513]      netlink_sendmsg+0x723/0xbe0
[12349.324018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12349.324018][T19513]      ___sys_sendmsg+0xee/0x170
[12349.324018][T19513]      __sys_sendmsg+0xcd/0x170
[12349.324018][T19513]      do_syscall_64+0xc6/0x1e0
[12349.324018][T19513] 
[12349.326192][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12349.326192][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12349.326192][T19513]      ipv6_find_idev+0x102/0x170
[12349.326192][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12349.326192][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12349.326192][T19513]      netlink_rcv_skb+0x130/0x360
[12349.326192][T19513]      netlink_unicast+0x449/0x710
[12349.326192][T19513]      netlink_sendmsg+0x723/0xbe0
[12349.326192][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12349.326192][T19513]      ___sys_sendmsg+0xee/0x170
[12349.326192][T19513]      __sys_sendmsg+0xcd/0x170
[12349.326192][T19513]      do_syscall_64+0xc6/0x1e0
[12349.326192][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12349.326192][T19513] 
[12349.327898][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12349.327898][T19513]      neigh_parms_alloc+0x1e5/0x510
[12349.327898][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12349.327898][T19513]      ipv6_find_idev+0x102/0x170
[12349.327898][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12349.327898][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12349.327898][T19513]      netlink_rcv_skb+0x130/0x360
[12349.327898][T19513]      netlink_unicast+0x449/0x710
[12349.327898][T19513]      netlink_sendmsg+0x723/0xbe0
[12349.327898][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12349.327898][T19513]      ___sys_sendmsg+0xee/0x170
[12349.327898][T19513]      __sys_sendmsg+0xcd/0x170
[12349.327898][T19513]      do_syscall_64+0xc6/0x1e0
[12349.327898][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12349.327898][T19513] 
[12359.575112][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12359.575576][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12359.575576][T19513]      netdev_get_by_index+0x5e/0x80
[12359.575576][T19513]      fib6_nh_init+0x3d8/0x15b0
[12359.575576][T19513]      ip6_route_info_create+0xf18/0x17d0
[12359.575576][T19513]      ip6_route_add+0x1c/0x140
[12359.575576][T19513]      addrconf_prefix_route+0x2a6/0x430
[12359.575576][T19513]      inet6_addr_add+0x4f8/0xa40
[12359.575576][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12359.575576][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12359.575576][T19513]      netlink_rcv_skb+0x130/0x360
[12359.575576][T19513]      netlink_unicast+0x449/0x710
[12359.575576][T19513]      netlink_sendmsg+0x723/0xbe0
[12359.575576][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12359.575576][T19513]      ___sys_sendmsg+0xee/0x170
[12359.575576][T19513]      __sys_sendmsg+0xcd/0x170
[12359.575576][T19513]      do_syscall_64+0xc6/0x1e0
[12359.575576][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12359.575576][T19513] 
[12359.577809][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12359.577809][T19513]      netdev_get_by_index+0x5e/0x80
[12359.577809][T19513]      fib6_nh_init+0x3d8/0x15b0
[12359.577809][T19513]      ip6_route_info_create+0xf18/0x17d0
[12359.577809][T19513]      addrconf_f6i_alloc+0x315/0x560
[12359.577809][T19513]      ipv6_add_addr+0x411/0x2000
[12359.577809][T19513]      inet6_addr_add+0x30e/0xa40
[12359.577809][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12359.577809][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12359.577809][T19513]      netlink_rcv_skb+0x130/0x360
[12359.577809][T19513]      netlink_unicast+0x449/0x710
[12359.577809][T19513]      netlink_sendmsg+0x723/0xbe0
[12359.577809][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12359.577809][T19513]      ___sys_sendmsg+0xee/0x170
[12359.577809][T19513]      __sys_sendmsg+0xcd/0x170
[12359.577809][T19513]      do_syscall_64+0xc6/0x1e0
[12359.577809][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12359.577809][T19513] 
[12359.580036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12359.580036][T19513]      netdev_get_by_index+0x5e/0x80
[12359.580036][T19513]      fib6_nh_init+0x3d8/0x15b0
[12359.580036][T19513]      ip6_route_info_create+0xf18/0x17d0
[12359.580036][T19513]      ip6_route_add+0x1c/0x140
[12359.580036][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12359.580036][T19513]      addrconf_add_dev+0xe2/0x170
[12359.580036][T19513]      inet6_addr_add+0x12f/0xa40
[12359.580036][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12359.580036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12359.580036][T19513]      netlink_rcv_skb+0x130/0x360
[12359.580036][T19513]      netlink_unicast+0x449/0x710
[12359.580036][T19513]      netlink_sendmsg+0x723/0xbe0
[12359.580036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12359.580036][T19513]      ___sys_sendmsg+0xee/0x170
[12359.580036][T19513]      __sys_sendmsg+0xcd/0x170
[12359.580036][T19513]      do_syscall_64+0xc6/0x1e0
[12359.580036][T19513] 
[12359.582204][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12359.582204][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12359.582204][T19513]      ipv6_find_idev+0x102/0x170
[12359.582204][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12359.582204][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12359.582204][T19513]      netlink_rcv_skb+0x130/0x360
[12359.582204][T19513]      netlink_unicast+0x449/0x710
[12359.582204][T19513]      netlink_sendmsg+0x723/0xbe0
[12359.582204][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12359.582204][T19513]      ___sys_sendmsg+0xee/0x170
[12359.582204][T19513]      __sys_sendmsg+0xcd/0x170
[12359.582204][T19513]      do_syscall_64+0xc6/0x1e0
[12359.582204][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12359.582204][T19513] 
[12359.583903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12359.583903][T19513]      neigh_parms_alloc+0x1e5/0x510
[12359.583903][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12359.583903][T19513]      ipv6_find_idev+0x102/0x170
[12359.583903][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12359.583903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12359.583903][T19513]      netlink_rcv_skb+0x130/0x360
[12359.583903][T19513]      netlink_unicast+0x449/0x710
[12359.583903][T19513]      netlink_sendmsg+0x723/0xbe0
[12359.583903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12359.583903][T19513]      ___sys_sendmsg+0xee/0x170
[12359.583903][T19513]      __sys_sendmsg+0xcd/0x170
[12359.583903][T19513]      do_syscall_64+0xc6/0x1e0
[12359.583903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12359.583903][T19513] 
[12369.655137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12369.655663][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12369.655663][T19513]      netdev_get_by_index+0x5e/0x80
[12369.655663][T19513]      fib6_nh_init+0x3d8/0x15b0
[12369.655663][T19513]      ip6_route_info_create+0xf18/0x17d0
[12369.655663][T19513]      ip6_route_add+0x1c/0x140
[12369.655663][T19513]      addrconf_prefix_route+0x2a6/0x430
[12369.655663][T19513]      inet6_addr_add+0x4f8/0xa40
[12369.655663][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12369.655663][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12369.655663][T19513]      netlink_rcv_skb+0x130/0x360
[12369.655663][T19513]      netlink_unicast+0x449/0x710
[12369.655663][T19513]      netlink_sendmsg+0x723/0xbe0
[12369.655663][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12369.655663][T19513]      ___sys_sendmsg+0xee/0x170
[12369.655663][T19513]      __sys_sendmsg+0xcd/0x170
[12369.655663][T19513]      do_syscall_64+0xc6/0x1e0
[12369.655663][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12369.655663][T19513] 
[12369.658670][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12369.658670][T19513]      netdev_get_by_index+0x5e/0x80
[12369.658670][T19513]      fib6_nh_init+0x3d8/0x15b0
[12369.658670][T19513]      ip6_route_info_create+0xf18/0x17d0
[12369.658670][T19513]      addrconf_f6i_alloc+0x315/0x560
[12369.658670][T19513]      ipv6_add_addr+0x411/0x2000
[12369.658670][T19513]      inet6_addr_add+0x30e/0xa40
[12369.658670][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12369.658670][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12369.658670][T19513]      netlink_rcv_skb+0x130/0x360
[12369.658670][T19513]      netlink_unicast+0x449/0x710
[12369.658670][T19513]      netlink_sendmsg+0x723/0xbe0
[12369.658670][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12369.658670][T19513]      ___sys_sendmsg+0xee/0x170
[12369.658670][T19513]      __sys_sendmsg+0xcd/0x170
[12369.658670][T19513]      do_syscall_64+0xc6/0x1e0
[12369.658670][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12369.658670][T19513] 
[12369.661110][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12369.661110][T19513]      netdev_get_by_index+0x5e/0x80
[12369.661110][T19513]      fib6_nh_init+0x3d8/0x15b0
[12369.661110][T19513]      ip6_route_info_create+0xf18/0x17d0
[12369.661110][T19513]      ip6_route_add+0x1c/0x140
[12369.661110][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12369.661110][T19513]      addrconf_add_dev+0xe2/0x170
[12369.661110][T19513]      inet6_addr_add+0x12f/0xa40
[12369.661110][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12369.661110][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12369.661110][T19513]      netlink_rcv_skb+0x130/0x360
[12369.661110][T19513]      netlink_unicast+0x449/0x710
[12369.661110][T19513]      netlink_sendmsg+0x723/0xbe0
[12369.661110][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12369.661110][T19513]      ___sys_sendmsg+0xee/0x170
[12369.661110][T19513]      __sys_sendmsg+0xcd/0x170
[12369.661110][T19513]      do_syscall_64+0xc6/0x1e0
[12369.661110][T19513] 
[12369.663499][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12369.663499][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12369.663499][T19513]      ipv6_find_idev+0x102/0x170
[12369.663499][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12369.663499][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12369.663499][T19513]      netlink_rcv_skb+0x130/0x360
[12369.663499][T19513]      netlink_unicast+0x449/0x710
[12369.663499][T19513]      netlink_sendmsg+0x723/0xbe0
[12369.663499][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12369.663499][T19513]      ___sys_sendmsg+0xee/0x170
[12369.663499][T19513]      __sys_sendmsg+0xcd/0x170
[12369.663499][T19513]      do_syscall_64+0xc6/0x1e0
[12369.663499][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12369.663499][T19513] 
[12369.665376][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12369.665376][T19513]      neigh_parms_alloc+0x1e5/0x510
[12369.665376][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12369.665376][T19513]      ipv6_find_idev+0x102/0x170
[12369.665376][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12369.665376][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12369.665376][T19513]      netlink_rcv_skb+0x130/0x360
[12369.665376][T19513]      netlink_unicast+0x449/0x710
[12369.665376][T19513]      netlink_sendmsg+0x723/0xbe0
[12369.665376][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12369.665376][T19513]      ___sys_sendmsg+0xee/0x170
[12369.665376][T19513]      __sys_sendmsg+0xcd/0x170
[12369.665376][T19513]      do_syscall_64+0xc6/0x1e0
[12369.665376][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12369.665376][T19513] 
[12379.863251][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12379.863822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12379.863822][T19513]      netdev_get_by_index+0x5e/0x80
[12379.863822][T19513]      fib6_nh_init+0x3d8/0x15b0
[12379.863822][T19513]      ip6_route_info_create+0xf18/0x17d0
[12379.863822][T19513]      ip6_route_add+0x1c/0x140
[12379.863822][T19513]      addrconf_prefix_route+0x2a6/0x430
[12379.863822][T19513]      inet6_addr_add+0x4f8/0xa40
[12379.863822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12379.863822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12379.863822][T19513]      netlink_rcv_skb+0x130/0x360
[12379.863822][T19513]      netlink_unicast+0x449/0x710
[12379.863822][T19513]      netlink_sendmsg+0x723/0xbe0
[12379.863822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12379.863822][T19513]      ___sys_sendmsg+0xee/0x170
[12379.863822][T19513]      __sys_sendmsg+0xcd/0x170
[12379.863822][T19513]      do_syscall_64+0xc6/0x1e0
[12379.863822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12379.863822][T19513] 
[12379.866490][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12379.866490][T19513]      netdev_get_by_index+0x5e/0x80
[12379.866490][T19513]      fib6_nh_init+0x3d8/0x15b0
[12379.866490][T19513]      ip6_route_info_create+0xf18/0x17d0
[12379.866490][T19513]      addrconf_f6i_alloc+0x315/0x560
[12379.866490][T19513]      ipv6_add_addr+0x411/0x2000
[12379.866490][T19513]      inet6_addr_add+0x30e/0xa40
[12379.866490][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12379.866490][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12379.866490][T19513]      netlink_rcv_skb+0x130/0x360
[12379.866490][T19513]      netlink_unicast+0x449/0x710
[12379.866490][T19513]      netlink_sendmsg+0x723/0xbe0
[12379.866490][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12379.866490][T19513]      ___sys_sendmsg+0xee/0x170
[12379.866490][T19513]      __sys_sendmsg+0xcd/0x170
[12379.866490][T19513]      do_syscall_64+0xc6/0x1e0
[12379.866490][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12379.866490][T19513] 
[12379.868827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12379.868827][T19513]      netdev_get_by_index+0x5e/0x80
[12379.868827][T19513]      fib6_nh_init+0x3d8/0x15b0
[12379.868827][T19513]      ip6_route_info_create+0xf18/0x17d0
[12379.868827][T19513]      ip6_route_add+0x1c/0x140
[12379.868827][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12379.868827][T19513]      addrconf_add_dev+0xe2/0x170
[12379.868827][T19513]      inet6_addr_add+0x12f/0xa40
[12379.868827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12379.868827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12379.868827][T19513]      netlink_rcv_skb+0x130/0x360
[12379.868827][T19513]      netlink_unicast+0x449/0x710
[12379.868827][T19513]      netlink_sendmsg+0x723/0xbe0
[12379.868827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12379.868827][T19513]      ___sys_sendmsg+0xee/0x170
[12379.868827][T19513]      __sys_sendmsg+0xcd/0x170
[12379.868827][T19513]      do_syscall_64+0xc6/0x1e0
[12379.868827][T19513] 
[12379.871152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12379.871152][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12379.871152][T19513]      ipv6_find_idev+0x102/0x170
[12379.871152][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12379.871152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12379.871152][T19513]      netlink_rcv_skb+0x130/0x360
[12379.871152][T19513]      netlink_unicast+0x449/0x710
[12379.871152][T19513]      netlink_sendmsg+0x723/0xbe0
[12379.871152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12379.871152][T19513]      ___sys_sendmsg+0xee/0x170
[12379.871152][T19513]      __sys_sendmsg+0xcd/0x170
[12379.871152][T19513]      do_syscall_64+0xc6/0x1e0
[12379.871152][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12379.871152][T19513] 
[12379.872921][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12379.872921][T19513]      neigh_parms_alloc+0x1e5/0x510
[12379.872921][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12379.872921][T19513]      ipv6_find_idev+0x102/0x170
[12379.872921][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12379.872921][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12379.872921][T19513]      netlink_rcv_skb+0x130/0x360
[12379.872921][T19513]      netlink_unicast+0x449/0x710
[12379.872921][T19513]      netlink_sendmsg+0x723/0xbe0
[12379.872921][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12379.872921][T19513]      ___sys_sendmsg+0xee/0x170
[12379.872921][T19513]      __sys_sendmsg+0xcd/0x170
[12379.872921][T19513]      do_syscall_64+0xc6/0x1e0
[12379.872921][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12379.872921][T19513] 
[12390.111173][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12390.111660][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12390.111660][T19513]      netdev_get_by_index+0x5e/0x80
[12390.111660][T19513]      fib6_nh_init+0x3d8/0x15b0
[12390.111660][T19513]      ip6_route_info_create+0xf18/0x17d0
[12390.111660][T19513]      ip6_route_add+0x1c/0x140
[12390.111660][T19513]      addrconf_prefix_route+0x2a6/0x430
[12390.111660][T19513]      inet6_addr_add+0x4f8/0xa40
[12390.111660][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12390.111660][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12390.111660][T19513]      netlink_rcv_skb+0x130/0x360
[12390.111660][T19513]      netlink_unicast+0x449/0x710
[12390.111660][T19513]      netlink_sendmsg+0x723/0xbe0
[12390.111660][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12390.111660][T19513]      ___sys_sendmsg+0xee/0x170
[12390.111660][T19513]      __sys_sendmsg+0xcd/0x170
[12390.111660][T19513]      do_syscall_64+0xc6/0x1e0
[12390.111660][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12390.111660][T19513] 
[12390.114002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12390.114002][T19513]      netdev_get_by_index+0x5e/0x80
[12390.114002][T19513]      fib6_nh_init+0x3d8/0x15b0
[12390.114002][T19513]      ip6_route_info_create+0xf18/0x17d0
[12390.114002][T19513]      addrconf_f6i_alloc+0x315/0x560
[12390.114002][T19513]      ipv6_add_addr+0x411/0x2000
[12390.114002][T19513]      inet6_addr_add+0x30e/0xa40
[12390.114002][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12390.114002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12390.114002][T19513]      netlink_rcv_skb+0x130/0x360
[12390.114002][T19513]      netlink_unicast+0x449/0x710
[12390.114002][T19513]      netlink_sendmsg+0x723/0xbe0
[12390.114002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12390.114002][T19513]      ___sys_sendmsg+0xee/0x170
[12390.114002][T19513]      __sys_sendmsg+0xcd/0x170
[12390.114002][T19513]      do_syscall_64+0xc6/0x1e0
[12390.114002][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12390.114002][T19513] 
[12390.116241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12390.116241][T19513]      netdev_get_by_index+0x5e/0x80
[12390.116241][T19513]      fib6_nh_init+0x3d8/0x15b0
[12390.116241][T19513]      ip6_route_info_create+0xf18/0x17d0
[12390.116241][T19513]      ip6_route_add+0x1c/0x140
[12390.116241][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12390.116241][T19513]      addrconf_add_dev+0xe2/0x170
[12390.116241][T19513]      inet6_addr_add+0x12f/0xa40
[12390.116241][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12390.116241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12390.116241][T19513]      netlink_rcv_skb+0x130/0x360
[12390.116241][T19513]      netlink_unicast+0x449/0x710
[12390.116241][T19513]      netlink_sendmsg+0x723/0xbe0
[12390.116241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12390.116241][T19513]      ___sys_sendmsg+0xee/0x170
[12390.116241][T19513]      __sys_sendmsg+0xcd/0x170
[12390.116241][T19513]      do_syscall_64+0xc6/0x1e0
[12390.116241][T19513] 
[12390.118446][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12390.118446][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12390.118446][T19513]      ipv6_find_idev+0x102/0x170
[12390.118446][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12390.118446][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12390.118446][T19513]      netlink_rcv_skb+0x130/0x360
[12390.118446][T19513]      netlink_unicast+0x449/0x710
[12390.118446][T19513]      netlink_sendmsg+0x723/0xbe0
[12390.118446][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12390.118446][T19513]      ___sys_sendmsg+0xee/0x170
[12390.118446][T19513]      __sys_sendmsg+0xcd/0x170
[12390.118446][T19513]      do_syscall_64+0xc6/0x1e0
[12390.118446][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12390.118446][T19513] 
[12390.120187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12390.120187][T19513]      neigh_parms_alloc+0x1e5/0x510
[12390.120187][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12390.120187][T19513]      ipv6_find_idev+0x102/0x170
[12390.120187][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12390.120187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12390.120187][T19513]      netlink_rcv_skb+0x130/0x360
[12390.120187][T19513]      netlink_unicast+0x449/0x710
[12390.120187][T19513]      netlink_sendmsg+0x723/0xbe0
[12390.120187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12390.120187][T19513]      ___sys_sendmsg+0xee/0x170
[12390.120187][T19513]      __sys_sendmsg+0xcd/0x170
[12390.120187][T19513]      do_syscall_64+0xc6/0x1e0
[12390.120187][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12390.120187][T19513] 
[12400.359086][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12400.359726][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12400.359726][T19513]      netdev_get_by_index+0x5e/0x80
[12400.359726][T19513]      fib6_nh_init+0x3d8/0x15b0
[12400.359726][T19513]      ip6_route_info_create+0xf18/0x17d0
[12400.359726][T19513]      ip6_route_add+0x1c/0x140
[12400.359726][T19513]      addrconf_prefix_route+0x2a6/0x430
[12400.359726][T19513]      inet6_addr_add+0x4f8/0xa40
[12400.359726][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12400.359726][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12400.359726][T19513]      netlink_rcv_skb+0x130/0x360
[12400.359726][T19513]      netlink_unicast+0x449/0x710
[12400.359726][T19513]      netlink_sendmsg+0x723/0xbe0
[12400.359726][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12400.359726][T19513]      ___sys_sendmsg+0xee/0x170
[12400.359726][T19513]      __sys_sendmsg+0xcd/0x170
[12400.359726][T19513]      do_syscall_64+0xc6/0x1e0
[12400.359726][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12400.359726][T19513] 
[12400.362203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12400.362203][T19513]      netdev_get_by_index+0x5e/0x80
[12400.362203][T19513]      fib6_nh_init+0x3d8/0x15b0
[12400.362203][T19513]      ip6_route_info_create+0xf18/0x17d0
[12400.362203][T19513]      addrconf_f6i_alloc+0x315/0x560
[12400.362203][T19513]      ipv6_add_addr+0x411/0x2000
[12400.362203][T19513]      inet6_addr_add+0x30e/0xa40
[12400.362203][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12400.362203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12400.362203][T19513]      netlink_rcv_skb+0x130/0x360
[12400.362203][T19513]      netlink_unicast+0x449/0x710
[12400.362203][T19513]      netlink_sendmsg+0x723/0xbe0
[12400.362203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12400.362203][T19513]      ___sys_sendmsg+0xee/0x170
[12400.362203][T19513]      __sys_sendmsg+0xcd/0x170
[12400.362203][T19513]      do_syscall_64+0xc6/0x1e0
[12400.362203][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12400.362203][T19513] 
[12400.364671][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12400.364671][T19513]      netdev_get_by_index+0x5e/0x80
[12400.364671][T19513]      fib6_nh_init+0x3d8/0x15b0
[12400.364671][T19513]      ip6_route_info_create+0xf18/0x17d0
[12400.364671][T19513]      ip6_route_add+0x1c/0x140
[12400.364671][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12400.364671][T19513]      addrconf_add_dev+0xe2/0x170
[12400.364671][T19513]      inet6_addr_add+0x12f/0xa40
[12400.364671][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12400.364671][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12400.364671][T19513]      netlink_rcv_skb+0x130/0x360
[12400.364671][T19513]      netlink_unicast+0x449/0x710
[12400.364671][T19513]      netlink_sendmsg+0x723/0xbe0
[12400.364671][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12400.364671][T19513]      ___sys_sendmsg+0xee/0x170
[12400.364671][T19513]      __sys_sendmsg+0xcd/0x170
[12400.364671][T19513]      do_syscall_64+0xc6/0x1e0
[12400.364671][T19513] 
[12400.367085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12400.367085][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12400.367085][T19513]      ipv6_find_idev+0x102/0x170
[12400.367085][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12400.367085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12400.367085][T19513]      netlink_rcv_skb+0x130/0x360
[12400.367085][T19513]      netlink_unicast+0x449/0x710
[12400.367085][T19513]      netlink_sendmsg+0x723/0xbe0
[12400.367085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12400.367085][T19513]      ___sys_sendmsg+0xee/0x170
[12400.367085][T19513]      __sys_sendmsg+0xcd/0x170
[12400.367085][T19513]      do_syscall_64+0xc6/0x1e0
[12400.367085][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12400.367085][T19513] 
[12400.368961][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12400.368961][T19513]      neigh_parms_alloc+0x1e5/0x510
[12400.368961][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12400.368961][T19513]      ipv6_find_idev+0x102/0x170
[12400.368961][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12400.368961][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12400.368961][T19513]      netlink_rcv_skb+0x130/0x360
[12400.368961][T19513]      netlink_unicast+0x449/0x710
[12400.368961][T19513]      netlink_sendmsg+0x723/0xbe0
[12400.368961][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12400.368961][T19513]      ___sys_sendmsg+0xee/0x170
[12400.368961][T19513]      __sys_sendmsg+0xcd/0x170
[12400.368961][T19513]      do_syscall_64+0xc6/0x1e0
[12400.368961][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12400.368961][T19513] 
[12410.607173][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12410.607780][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12410.607780][T19513]      netdev_get_by_index+0x5e/0x80
[12410.607780][T19513]      fib6_nh_init+0x3d8/0x15b0
[12410.607780][T19513]      ip6_route_info_create+0xf18/0x17d0
[12410.607780][T19513]      ip6_route_add+0x1c/0x140
[12410.607780][T19513]      addrconf_prefix_route+0x2a6/0x430
[12410.607780][T19513]      inet6_addr_add+0x4f8/0xa40
[12410.607780][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12410.607780][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12410.607780][T19513]      netlink_rcv_skb+0x130/0x360
[12410.607780][T19513]      netlink_unicast+0x449/0x710
[12410.607780][T19513]      netlink_sendmsg+0x723/0xbe0
[12410.607780][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12410.607780][T19513]      ___sys_sendmsg+0xee/0x170
[12410.607780][T19513]      __sys_sendmsg+0xcd/0x170
[12410.607780][T19513]      do_syscall_64+0xc6/0x1e0
[12410.607780][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12410.607780][T19513] 
[12410.610608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12410.610608][T19513]      netdev_get_by_index+0x5e/0x80
[12410.610608][T19513]      fib6_nh_init+0x3d8/0x15b0
[12410.610608][T19513]      ip6_route_info_create+0xf18/0x17d0
[12410.610608][T19513]      addrconf_f6i_alloc+0x315/0x560
[12410.610608][T19513]      ipv6_add_addr+0x411/0x2000
[12410.610608][T19513]      inet6_addr_add+0x30e/0xa40
[12410.610608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12410.610608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12410.610608][T19513]      netlink_rcv_skb+0x130/0x360
[12410.610608][T19513]      netlink_unicast+0x449/0x710
[12410.610608][T19513]      netlink_sendmsg+0x723/0xbe0
[12410.610608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12410.610608][T19513]      ___sys_sendmsg+0xee/0x170
[12410.610608][T19513]      __sys_sendmsg+0xcd/0x170
[12410.610608][T19513]      do_syscall_64+0xc6/0x1e0
[12410.610608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12410.610608][T19513] 
[12410.613263][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12410.613263][T19513]      netdev_get_by_index+0x5e/0x80
[12410.613263][T19513]      fib6_nh_init+0x3d8/0x15b0
[12410.613263][T19513]      ip6_route_info_create+0xf18/0x17d0
[12410.613263][T19513]      ip6_route_add+0x1c/0x140
[12410.613263][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12410.613263][T19513]      addrconf_add_dev+0xe2/0x170
[12410.613263][T19513]      inet6_addr_add+0x12f/0xa40
[12410.613263][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12410.613263][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12410.613263][T19513]      netlink_rcv_skb+0x130/0x360
[12410.613263][T19513]      netlink_unicast+0x449/0x710
[12410.613263][T19513]      netlink_sendmsg+0x723/0xbe0
[12410.613263][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12410.613263][T19513]      ___sys_sendmsg+0xee/0x170
[12410.613263][T19513]      __sys_sendmsg+0xcd/0x170
[12410.613263][T19513]      do_syscall_64+0xc6/0x1e0
[12410.613263][T19513] 
[12410.615881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12410.615881][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12410.615881][T19513]      ipv6_find_idev+0x102/0x170
[12410.615881][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12410.615881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12410.615881][T19513]      netlink_rcv_skb+0x130/0x360
[12410.615881][T19513]      netlink_unicast+0x449/0x710
[12410.615881][T19513]      netlink_sendmsg+0x723/0xbe0
[12410.615881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12410.615881][T19513]      ___sys_sendmsg+0xee/0x170
[12410.615881][T19513]      __sys_sendmsg+0xcd/0x170
[12410.615881][T19513]      do_syscall_64+0xc6/0x1e0
[12410.615881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12410.615881][T19513] 
[12410.617921][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12410.617921][T19513]      neigh_parms_alloc+0x1e5/0x510
[12410.617921][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12410.617921][T19513]      ipv6_find_idev+0x102/0x170
[12410.617921][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12410.617921][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12410.617921][T19513]      netlink_rcv_skb+0x130/0x360
[12410.617921][T19513]      netlink_unicast+0x449/0x710
[12410.617921][T19513]      netlink_sendmsg+0x723/0xbe0
[12410.617921][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12410.617921][T19513]      ___sys_sendmsg+0xee/0x170
[12410.617921][T19513]      __sys_sendmsg+0xcd/0x170
[12410.617921][T19513]      do_syscall_64+0xc6/0x1e0
[12410.617921][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12410.617921][T19513] 
[12420.719078][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12420.719617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12420.719617][T19513]      netdev_get_by_index+0x5e/0x80
[12420.719617][T19513]      fib6_nh_init+0x3d8/0x15b0
[12420.719617][T19513]      ip6_route_info_create+0xf18/0x17d0
[12420.719617][T19513]      ip6_route_add+0x1c/0x140
[12420.719617][T19513]      addrconf_prefix_route+0x2a6/0x430
[12420.719617][T19513]      inet6_addr_add+0x4f8/0xa40
[12420.719617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12420.719617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12420.719617][T19513]      netlink_rcv_skb+0x130/0x360
[12420.719617][T19513]      netlink_unicast+0x449/0x710
[12420.719617][T19513]      netlink_sendmsg+0x723/0xbe0
[12420.719617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12420.719617][T19513]      ___sys_sendmsg+0xee/0x170
[12420.719617][T19513]      __sys_sendmsg+0xcd/0x170
[12420.719617][T19513]      do_syscall_64+0xc6/0x1e0
[12420.719617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12420.719617][T19513] 
[12420.722064][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12420.722064][T19513]      netdev_get_by_index+0x5e/0x80
[12420.722064][T19513]      fib6_nh_init+0x3d8/0x15b0
[12420.722064][T19513]      ip6_route_info_create+0xf18/0x17d0
[12420.722064][T19513]      addrconf_f6i_alloc+0x315/0x560
[12420.722064][T19513]      ipv6_add_addr+0x411/0x2000
[12420.722064][T19513]      inet6_addr_add+0x30e/0xa40
[12420.722064][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12420.722064][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12420.722064][T19513]      netlink_rcv_skb+0x130/0x360
[12420.722064][T19513]      netlink_unicast+0x449/0x710
[12420.722064][T19513]      netlink_sendmsg+0x723/0xbe0
[12420.722064][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12420.722064][T19513]      ___sys_sendmsg+0xee/0x170
[12420.722064][T19513]      __sys_sendmsg+0xcd/0x170
[12420.722064][T19513]      do_syscall_64+0xc6/0x1e0
[12420.722064][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12420.722064][T19513] 
[12420.724574][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12420.724574][T19513]      netdev_get_by_index+0x5e/0x80
[12420.724574][T19513]      fib6_nh_init+0x3d8/0x15b0
[12420.724574][T19513]      ip6_route_info_create+0xf18/0x17d0
[12420.724574][T19513]      ip6_route_add+0x1c/0x140
[12420.724574][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12420.724574][T19513]      addrconf_add_dev+0xe2/0x170
[12420.724574][T19513]      inet6_addr_add+0x12f/0xa40
[12420.724574][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12420.724574][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12420.724574][T19513]      netlink_rcv_skb+0x130/0x360
[12420.724574][T19513]      netlink_unicast+0x449/0x710
[12420.724574][T19513]      netlink_sendmsg+0x723/0xbe0
[12420.724574][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12420.724574][T19513]      ___sys_sendmsg+0xee/0x170
[12420.724574][T19513]      __sys_sendmsg+0xcd/0x170
[12420.724574][T19513]      do_syscall_64+0xc6/0x1e0
[12420.724574][T19513] 
[12420.727117][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12420.727117][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12420.727117][T19513]      ipv6_find_idev+0x102/0x170
[12420.727117][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12420.727117][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12420.727117][T19513]      netlink_rcv_skb+0x130/0x360
[12420.727117][T19513]      netlink_unicast+0x449/0x710
[12420.727117][T19513]      netlink_sendmsg+0x723/0xbe0
[12420.727117][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12420.727117][T19513]      ___sys_sendmsg+0xee/0x170
[12420.727117][T19513]      __sys_sendmsg+0xcd/0x170
[12420.727117][T19513]      do_syscall_64+0xc6/0x1e0
[12420.727117][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12420.727117][T19513] 
[12420.728987][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12420.728987][T19513]      neigh_parms_alloc+0x1e5/0x510
[12420.728987][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12420.728987][T19513]      ipv6_find_idev+0x102/0x170
[12420.728987][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12420.728987][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12420.728987][T19513]      netlink_rcv_skb+0x130/0x360
[12420.728987][T19513]      netlink_unicast+0x449/0x710
[12420.728987][T19513]      netlink_sendmsg+0x723/0xbe0
[12420.728987][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12420.728987][T19513]      ___sys_sendmsg+0xee/0x170
[12420.728987][T19513]      __sys_sendmsg+0xcd/0x170
[12420.728987][T19513]      do_syscall_64+0xc6/0x1e0
[12420.728987][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12420.728987][T19513] 
[12430.967119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12430.967650][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12430.967650][T19513]      netdev_get_by_index+0x5e/0x80
[12430.967650][T19513]      fib6_nh_init+0x3d8/0x15b0
[12430.967650][T19513]      ip6_route_info_create+0xf18/0x17d0
[12430.967650][T19513]      ip6_route_add+0x1c/0x140
[12430.967650][T19513]      addrconf_prefix_route+0x2a6/0x430
[12430.967650][T19513]      inet6_addr_add+0x4f8/0xa40
[12430.967650][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12430.967650][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12430.967650][T19513]      netlink_rcv_skb+0x130/0x360
[12430.967650][T19513]      netlink_unicast+0x449/0x710
[12430.967650][T19513]      netlink_sendmsg+0x723/0xbe0
[12430.967650][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12430.967650][T19513]      ___sys_sendmsg+0xee/0x170
[12430.967650][T19513]      __sys_sendmsg+0xcd/0x170
[12430.967650][T19513]      do_syscall_64+0xc6/0x1e0
[12430.967650][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12430.967650][T19513] 
[12430.970178][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12430.970178][T19513]      netdev_get_by_index+0x5e/0x80
[12430.970178][T19513]      fib6_nh_init+0x3d8/0x15b0
[12430.970178][T19513]      ip6_route_info_create+0xf18/0x17d0
[12430.970178][T19513]      addrconf_f6i_alloc+0x315/0x560
[12430.970178][T19513]      ipv6_add_addr+0x411/0x2000
[12430.970178][T19513]      inet6_addr_add+0x30e/0xa40
[12430.970178][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12430.970178][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12430.970178][T19513]      netlink_rcv_skb+0x130/0x360
[12430.970178][T19513]      netlink_unicast+0x449/0x710
[12430.970178][T19513]      netlink_sendmsg+0x723/0xbe0
[12430.970178][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12430.970178][T19513]      ___sys_sendmsg+0xee/0x170
[12430.970178][T19513]      __sys_sendmsg+0xcd/0x170
[12430.970178][T19513]      do_syscall_64+0xc6/0x1e0
[12430.970178][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12430.970178][T19513] 
[12430.972659][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12430.972659][T19513]      netdev_get_by_index+0x5e/0x80
[12430.972659][T19513]      fib6_nh_init+0x3d8/0x15b0
[12430.972659][T19513]      ip6_route_info_create+0xf18/0x17d0
[12430.972659][T19513]      ip6_route_add+0x1c/0x140
[12430.972659][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12430.972659][T19513]      addrconf_add_dev+0xe2/0x170
[12430.972659][T19513]      inet6_addr_add+0x12f/0xa40
[12430.972659][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12430.972659][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12430.972659][T19513]      netlink_rcv_skb+0x130/0x360
[12430.972659][T19513]      netlink_unicast+0x449/0x710
[12430.972659][T19513]      netlink_sendmsg+0x723/0xbe0
[12430.972659][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12430.972659][T19513]      ___sys_sendmsg+0xee/0x170
[12430.972659][T19513]      __sys_sendmsg+0xcd/0x170
[12430.972659][T19513]      do_syscall_64+0xc6/0x1e0
[12430.972659][T19513] 
[12430.975103][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12430.975103][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12430.975103][T19513]      ipv6_find_idev+0x102/0x170
[12430.975103][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12430.975103][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12430.975103][T19513]      netlink_rcv_skb+0x130/0x360
[12430.975103][T19513]      netlink_unicast+0x449/0x710
[12430.975103][T19513]      netlink_sendmsg+0x723/0xbe0
[12430.975103][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12430.975103][T19513]      ___sys_sendmsg+0xee/0x170
[12430.975103][T19513]      __sys_sendmsg+0xcd/0x170
[12430.975103][T19513]      do_syscall_64+0xc6/0x1e0
[12430.975103][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12430.975103][T19513] 
[12430.977041][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12430.977041][T19513]      neigh_parms_alloc+0x1e5/0x510
[12430.977041][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12430.977041][T19513]      ipv6_find_idev+0x102/0x170
[12430.977041][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12430.977041][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12430.977041][T19513]      netlink_rcv_skb+0x130/0x360
[12430.977041][T19513]      netlink_unicast+0x449/0x710
[12430.977041][T19513]      netlink_sendmsg+0x723/0xbe0
[12430.977041][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12430.977041][T19513]      ___sys_sendmsg+0xee/0x170
[12430.977041][T19513]      __sys_sendmsg+0xcd/0x170
[12430.977041][T19513]      do_syscall_64+0xc6/0x1e0
[12430.977041][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12430.977041][T19513] 
[12441.215219][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12441.215755][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12441.215755][T19513]      netdev_get_by_index+0x5e/0x80
[12441.215755][T19513]      fib6_nh_init+0x3d8/0x15b0
[12441.215755][T19513]      ip6_route_info_create+0xf18/0x17d0
[12441.215755][T19513]      ip6_route_add+0x1c/0x140
[12441.215755][T19513]      addrconf_prefix_route+0x2a6/0x430
[12441.215755][T19513]      inet6_addr_add+0x4f8/0xa40
[12441.215755][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12441.215755][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12441.215755][T19513]      netlink_rcv_skb+0x130/0x360
[12441.215755][T19513]      netlink_unicast+0x449/0x710
[12441.215755][T19513]      netlink_sendmsg+0x723/0xbe0
[12441.215755][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12441.215755][T19513]      ___sys_sendmsg+0xee/0x170
[12441.215755][T19513]      __sys_sendmsg+0xcd/0x170
[12441.215755][T19513]      do_syscall_64+0xc6/0x1e0
[12441.215755][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12441.215755][T19513] 
[12441.218308][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12441.218308][T19513]      netdev_get_by_index+0x5e/0x80
[12441.218308][T19513]      fib6_nh_init+0x3d8/0x15b0
[12441.218308][T19513]      ip6_route_info_create+0xf18/0x17d0
[12441.218308][T19513]      addrconf_f6i_alloc+0x315/0x560
[12441.218308][T19513]      ipv6_add_addr+0x411/0x2000
[12441.218308][T19513]      inet6_addr_add+0x30e/0xa40
[12441.218308][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12441.218308][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12441.218308][T19513]      netlink_rcv_skb+0x130/0x360
[12441.218308][T19513]      netlink_unicast+0x449/0x710
[12441.218308][T19513]      netlink_sendmsg+0x723/0xbe0
[12441.218308][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12441.218308][T19513]      ___sys_sendmsg+0xee/0x170
[12441.218308][T19513]      __sys_sendmsg+0xcd/0x170
[12441.218308][T19513]      do_syscall_64+0xc6/0x1e0
[12441.218308][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12441.218308][T19513] 
[12441.220819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12441.220819][T19513]      netdev_get_by_index+0x5e/0x80
[12441.220819][T19513]      fib6_nh_init+0x3d8/0x15b0
[12441.220819][T19513]      ip6_route_info_create+0xf18/0x17d0
[12441.220819][T19513]      ip6_route_add+0x1c/0x140
[12441.220819][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12441.220819][T19513]      addrconf_add_dev+0xe2/0x170
[12441.220819][T19513]      inet6_addr_add+0x12f/0xa40
[12441.220819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12441.220819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12441.220819][T19513]      netlink_rcv_skb+0x130/0x360
[12441.220819][T19513]      netlink_unicast+0x449/0x710
[12441.220819][T19513]      netlink_sendmsg+0x723/0xbe0
[12441.220819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12441.220819][T19513]      ___sys_sendmsg+0xee/0x170
[12441.220819][T19513]      __sys_sendmsg+0xcd/0x170
[12441.220819][T19513]      do_syscall_64+0xc6/0x1e0
[12441.220819][T19513] 
[12441.223268][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12441.223268][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12441.223268][T19513]      ipv6_find_idev+0x102/0x170
[12441.223268][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12441.223268][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12441.223268][T19513]      netlink_rcv_skb+0x130/0x360
[12441.223268][T19513]      netlink_unicast+0x449/0x710
[12441.223268][T19513]      netlink_sendmsg+0x723/0xbe0
[12441.223268][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12441.223268][T19513]      ___sys_sendmsg+0xee/0x170
[12441.223268][T19513]      __sys_sendmsg+0xcd/0x170
[12441.223268][T19513]      do_syscall_64+0xc6/0x1e0
[12441.223268][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12441.223268][T19513] 
[12441.225193][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12441.225193][T19513]      neigh_parms_alloc+0x1e5/0x510
[12441.225193][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12441.225193][T19513]      ipv6_find_idev+0x102/0x170
[12441.225193][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12441.225193][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12441.225193][T19513]      netlink_rcv_skb+0x130/0x360
[12441.225193][T19513]      netlink_unicast+0x449/0x710
[12441.225193][T19513]      netlink_sendmsg+0x723/0xbe0
[12441.225193][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12441.225193][T19513]      ___sys_sendmsg+0xee/0x170
[12441.225193][T19513]      __sys_sendmsg+0xcd/0x170
[12441.225193][T19513]      do_syscall_64+0xc6/0x1e0
[12441.225193][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12441.225193][T19513] 
[12451.463132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12451.463559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12451.463559][T19513]      netdev_get_by_index+0x5e/0x80
[12451.463559][T19513]      fib6_nh_init+0x3d8/0x15b0
[12451.463559][T19513]      ip6_route_info_create+0xf18/0x17d0
[12451.463559][T19513]      ip6_route_add+0x1c/0x140
[12451.463559][T19513]      addrconf_prefix_route+0x2a6/0x430
[12451.463559][T19513]      inet6_addr_add+0x4f8/0xa40
[12451.463559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12451.463559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12451.463559][T19513]      netlink_rcv_skb+0x130/0x360
[12451.463559][T19513]      netlink_unicast+0x449/0x710
[12451.463559][T19513]      netlink_sendmsg+0x723/0xbe0
[12451.463559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12451.463559][T19513]      ___sys_sendmsg+0xee/0x170
[12451.463559][T19513]      __sys_sendmsg+0xcd/0x170
[12451.463559][T19513]      do_syscall_64+0xc6/0x1e0
[12451.463559][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12451.463559][T19513] 
[12451.465850][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12451.465850][T19513]      netdev_get_by_index+0x5e/0x80
[12451.465850][T19513]      fib6_nh_init+0x3d8/0x15b0
[12451.465850][T19513]      ip6_route_info_create+0xf18/0x17d0
[12451.465850][T19513]      addrconf_f6i_alloc+0x315/0x560
[12451.465850][T19513]      ipv6_add_addr+0x411/0x2000
[12451.465850][T19513]      inet6_addr_add+0x30e/0xa40
[12451.465850][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12451.465850][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12451.465850][T19513]      netlink_rcv_skb+0x130/0x360
[12451.465850][T19513]      netlink_unicast+0x449/0x710
[12451.465850][T19513]      netlink_sendmsg+0x723/0xbe0
[12451.465850][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12451.465850][T19513]      ___sys_sendmsg+0xee/0x170
[12451.465850][T19513]      __sys_sendmsg+0xcd/0x170
[12451.465850][T19513]      do_syscall_64+0xc6/0x1e0
[12451.465850][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12451.465850][T19513] 
[12451.468092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12451.468092][T19513]      netdev_get_by_index+0x5e/0x80
[12451.468092][T19513]      fib6_nh_init+0x3d8/0x15b0
[12451.468092][T19513]      ip6_route_info_create+0xf18/0x17d0
[12451.468092][T19513]      ip6_route_add+0x1c/0x140
[12451.468092][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12451.468092][T19513]      addrconf_add_dev+0xe2/0x170
[12451.468092][T19513]      inet6_addr_add+0x12f/0xa40
[12451.468092][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12451.468092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12451.468092][T19513]      netlink_rcv_skb+0x130/0x360
[12451.468092][T19513]      netlink_unicast+0x449/0x710
[12451.468092][T19513]      netlink_sendmsg+0x723/0xbe0
[12451.468092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12451.468092][T19513]      ___sys_sendmsg+0xee/0x170
[12451.468092][T19513]      __sys_sendmsg+0xcd/0x170
[12451.468092][T19513]      do_syscall_64+0xc6/0x1e0
[12451.468092][T19513] 
[12451.470296][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12451.470296][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12451.470296][T19513]      ipv6_find_idev+0x102/0x170
[12451.470296][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12451.470296][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12451.470296][T19513]      netlink_rcv_skb+0x130/0x360
[12451.470296][T19513]      netlink_unicast+0x449/0x710
[12451.470296][T19513]      netlink_sendmsg+0x723/0xbe0
[12451.470296][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12451.470296][T19513]      ___sys_sendmsg+0xee/0x170
[12451.470296][T19513]      __sys_sendmsg+0xcd/0x170
[12451.470296][T19513]      do_syscall_64+0xc6/0x1e0
[12451.470296][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12451.470296][T19513] 
[12451.472023][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12451.472023][T19513]      neigh_parms_alloc+0x1e5/0x510
[12451.472023][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12451.472023][T19513]      ipv6_find_idev+0x102/0x170
[12451.472023][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12451.472023][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12451.472023][T19513]      netlink_rcv_skb+0x130/0x360
[12451.472023][T19513]      netlink_unicast+0x449/0x710
[12451.472023][T19513]      netlink_sendmsg+0x723/0xbe0
[12451.472023][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12451.472023][T19513]      ___sys_sendmsg+0xee/0x170
[12451.472023][T19513]      __sys_sendmsg+0xcd/0x170
[12451.472023][T19513]      do_syscall_64+0xc6/0x1e0
[12451.472023][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12451.472023][T19513] 
[12461.711161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12461.711638][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12461.711638][T19513]      netdev_get_by_index+0x5e/0x80
[12461.711638][T19513]      fib6_nh_init+0x3d8/0x15b0
[12461.711638][T19513]      ip6_route_info_create+0xf18/0x17d0
[12461.711638][T19513]      ip6_route_add+0x1c/0x140
[12461.711638][T19513]      addrconf_prefix_route+0x2a6/0x430
[12461.711638][T19513]      inet6_addr_add+0x4f8/0xa40
[12461.711638][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12461.711638][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12461.711638][T19513]      netlink_rcv_skb+0x130/0x360
[12461.711638][T19513]      netlink_unicast+0x449/0x710
[12461.711638][T19513]      netlink_sendmsg+0x723/0xbe0
[12461.711638][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12461.711638][T19513]      ___sys_sendmsg+0xee/0x170
[12461.711638][T19513]      __sys_sendmsg+0xcd/0x170
[12461.711638][T19513]      do_syscall_64+0xc6/0x1e0
[12461.711638][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12461.711638][T19513] 
[12461.713908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12461.713908][T19513]      netdev_get_by_index+0x5e/0x80
[12461.713908][T19513]      fib6_nh_init+0x3d8/0x15b0
[12461.713908][T19513]      ip6_route_info_create+0xf18/0x17d0
[12461.713908][T19513]      addrconf_f6i_alloc+0x315/0x560
[12461.713908][T19513]      ipv6_add_addr+0x411/0x2000
[12461.713908][T19513]      inet6_addr_add+0x30e/0xa40
[12461.713908][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12461.713908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12461.713908][T19513]      netlink_rcv_skb+0x130/0x360
[12461.713908][T19513]      netlink_unicast+0x449/0x710
[12461.713908][T19513]      netlink_sendmsg+0x723/0xbe0
[12461.713908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12461.713908][T19513]      ___sys_sendmsg+0xee/0x170
[12461.713908][T19513]      __sys_sendmsg+0xcd/0x170
[12461.713908][T19513]      do_syscall_64+0xc6/0x1e0
[12461.713908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12461.713908][T19513] 
[12461.716133][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12461.716133][T19513]      netdev_get_by_index+0x5e/0x80
[12461.716133][T19513]      fib6_nh_init+0x3d8/0x15b0
[12461.716133][T19513]      ip6_route_info_create+0xf18/0x17d0
[12461.716133][T19513]      ip6_route_add+0x1c/0x140
[12461.716133][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12461.716133][T19513]      addrconf_add_dev+0xe2/0x170
[12461.716133][T19513]      inet6_addr_add+0x12f/0xa40
[12461.716133][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12461.716133][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12461.716133][T19513]      netlink_rcv_skb+0x130/0x360
[12461.716133][T19513]      netlink_unicast+0x449/0x710
[12461.716133][T19513]      netlink_sendmsg+0x723/0xbe0
[12461.716133][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12461.716133][T19513]      ___sys_sendmsg+0xee/0x170
[12461.716133][T19513]      __sys_sendmsg+0xcd/0x170
[12461.716133][T19513]      do_syscall_64+0xc6/0x1e0
[12461.716133][T19513] 
[12461.718329][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12461.718329][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12461.718329][T19513]      ipv6_find_idev+0x102/0x170
[12461.718329][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12461.718329][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12461.718329][T19513]      netlink_rcv_skb+0x130/0x360
[12461.718329][T19513]      netlink_unicast+0x449/0x710
[12461.718329][T19513]      netlink_sendmsg+0x723/0xbe0
[12461.718329][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12461.718329][T19513]      ___sys_sendmsg+0xee/0x170
[12461.718329][T19513]      __sys_sendmsg+0xcd/0x170
[12461.718329][T19513]      do_syscall_64+0xc6/0x1e0
[12461.718329][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12461.718329][T19513] 
[12461.720046][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12461.720046][T19513]      neigh_parms_alloc+0x1e5/0x510
[12461.720046][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12461.720046][T19513]      ipv6_find_idev+0x102/0x170
[12461.720046][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12461.720046][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12461.720046][T19513]      netlink_rcv_skb+0x130/0x360
[12461.720046][T19513]      netlink_unicast+0x449/0x710
[12461.720046][T19513]      netlink_sendmsg+0x723/0xbe0
[12461.720046][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12461.720046][T19513]      ___sys_sendmsg+0xee/0x170
[12461.720046][T19513]      __sys_sendmsg+0xcd/0x170
[12461.720046][T19513]      do_syscall_64+0xc6/0x1e0
[12461.720046][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12461.720046][T19513] 
[12471.767143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12471.767538][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12471.767538][T19513]      netdev_get_by_index+0x5e/0x80
[12471.767538][T19513]      fib6_nh_init+0x3d8/0x15b0
[12471.767538][T19513]      ip6_route_info_create+0xf18/0x17d0
[12471.767538][T19513]      ip6_route_add+0x1c/0x140
[12471.767538][T19513]      addrconf_prefix_route+0x2a6/0x430
[12471.767538][T19513]      inet6_addr_add+0x4f8/0xa40
[12471.767538][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12471.767538][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12471.767538][T19513]      netlink_rcv_skb+0x130/0x360
[12471.767538][T19513]      netlink_unicast+0x449/0x710
[12471.767538][T19513]      netlink_sendmsg+0x723/0xbe0
[12471.767538][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12471.767538][T19513]      ___sys_sendmsg+0xee/0x170
[12471.767538][T19513]      __sys_sendmsg+0xcd/0x170
[12471.767538][T19513]      do_syscall_64+0xc6/0x1e0
[12471.767538][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12471.767538][T19513] 
[12471.769910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12471.769910][T19513]      netdev_get_by_index+0x5e/0x80
[12471.769910][T19513]      fib6_nh_init+0x3d8/0x15b0
[12471.769910][T19513]      ip6_route_info_create+0xf18/0x17d0
[12471.769910][T19513]      addrconf_f6i_alloc+0x315/0x560
[12471.769910][T19513]      ipv6_add_addr+0x411/0x2000
[12471.769910][T19513]      inet6_addr_add+0x30e/0xa40
[12471.769910][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12471.769910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12471.769910][T19513]      netlink_rcv_skb+0x130/0x360
[12471.769910][T19513]      netlink_unicast+0x449/0x710
[12471.769910][T19513]      netlink_sendmsg+0x723/0xbe0
[12471.769910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12471.769910][T19513]      ___sys_sendmsg+0xee/0x170
[12471.769910][T19513]      __sys_sendmsg+0xcd/0x170
[12471.769910][T19513]      do_syscall_64+0xc6/0x1e0
[12471.769910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12471.769910][T19513] 
[12471.772119][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12471.772119][T19513]      netdev_get_by_index+0x5e/0x80
[12471.772119][T19513]      fib6_nh_init+0x3d8/0x15b0
[12471.772119][T19513]      ip6_route_info_create+0xf18/0x17d0
[12471.772119][T19513]      ip6_route_add+0x1c/0x140
[12471.772119][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12471.772119][T19513]      addrconf_add_dev+0xe2/0x170
[12471.772119][T19513]      inet6_addr_add+0x12f/0xa40
[12471.772119][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12471.772119][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12471.772119][T19513]      netlink_rcv_skb+0x130/0x360
[12471.772119][T19513]      netlink_unicast+0x449/0x710
[12471.772119][T19513]      netlink_sendmsg+0x723/0xbe0
[12471.772119][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12471.772119][T19513]      ___sys_sendmsg+0xee/0x170
[12471.772119][T19513]      __sys_sendmsg+0xcd/0x170
[12471.772119][T19513]      do_syscall_64+0xc6/0x1e0
[12471.772119][T19513] 
[12471.774272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12471.774272][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12471.774272][T19513]      ipv6_find_idev+0x102/0x170
[12471.774272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12471.774272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12471.774272][T19513]      netlink_rcv_skb+0x130/0x360
[12471.774272][T19513]      netlink_unicast+0x449/0x710
[12471.774272][T19513]      netlink_sendmsg+0x723/0xbe0
[12471.774272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12471.774272][T19513]      ___sys_sendmsg+0xee/0x170
[12471.774272][T19513]      __sys_sendmsg+0xcd/0x170
[12471.774272][T19513]      do_syscall_64+0xc6/0x1e0
[12471.774272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12471.774272][T19513] 
[12471.775974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12471.775974][T19513]      neigh_parms_alloc+0x1e5/0x510
[12471.775974][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12471.775974][T19513]      ipv6_find_idev+0x102/0x170
[12471.775974][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12471.775974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12471.775974][T19513]      netlink_rcv_skb+0x130/0x360
[12471.775974][T19513]      netlink_unicast+0x449/0x710
[12471.775974][T19513]      netlink_sendmsg+0x723/0xbe0
[12471.775974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12471.775974][T19513]      ___sys_sendmsg+0xee/0x170
[12471.775974][T19513]      __sys_sendmsg+0xcd/0x170
[12471.775974][T19513]      do_syscall_64+0xc6/0x1e0
[12471.775974][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12471.775974][T19513] 
[12481.943108][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12481.943592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12481.943592][T19513]      netdev_get_by_index+0x5e/0x80
[12481.943592][T19513]      fib6_nh_init+0x3d8/0x15b0
[12481.943592][T19513]      ip6_route_info_create+0xf18/0x17d0
[12481.943592][T19513]      ip6_route_add+0x1c/0x140
[12481.943592][T19513]      addrconf_prefix_route+0x2a6/0x430
[12481.943592][T19513]      inet6_addr_add+0x4f8/0xa40
[12481.943592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12481.943592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12481.943592][T19513]      netlink_rcv_skb+0x130/0x360
[12481.943592][T19513]      netlink_unicast+0x449/0x710
[12481.943592][T19513]      netlink_sendmsg+0x723/0xbe0
[12481.943592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12481.943592][T19513]      ___sys_sendmsg+0xee/0x170
[12481.943592][T19513]      __sys_sendmsg+0xcd/0x170
[12481.943592][T19513]      do_syscall_64+0xc6/0x1e0
[12481.943592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12481.943592][T19513] 
[12481.946423][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12481.946423][T19513]      netdev_get_by_index+0x5e/0x80
[12481.946423][T19513]      fib6_nh_init+0x3d8/0x15b0
[12481.946423][T19513]      ip6_route_info_create+0xf18/0x17d0
[12481.946423][T19513]      addrconf_f6i_alloc+0x315/0x560
[12481.946423][T19513]      ipv6_add_addr+0x411/0x2000
[12481.946423][T19513]      inet6_addr_add+0x30e/0xa40
[12481.946423][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12481.946423][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12481.946423][T19513]      netlink_rcv_skb+0x130/0x360
[12481.946423][T19513]      netlink_unicast+0x449/0x710
[12481.946423][T19513]      netlink_sendmsg+0x723/0xbe0
[12481.946423][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12481.946423][T19513]      ___sys_sendmsg+0xee/0x170
[12481.946423][T19513]      __sys_sendmsg+0xcd/0x170
[12481.946423][T19513]      do_syscall_64+0xc6/0x1e0
[12481.946423][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12481.946423][T19513] 
[12481.948668][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12481.948668][T19513]      netdev_get_by_index+0x5e/0x80
[12481.948668][T19513]      fib6_nh_init+0x3d8/0x15b0
[12481.948668][T19513]      ip6_route_info_create+0xf18/0x17d0
[12481.948668][T19513]      ip6_route_add+0x1c/0x140
[12481.948668][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12481.948668][T19513]      addrconf_add_dev+0xe2/0x170
[12481.948668][T19513]      inet6_addr_add+0x12f/0xa40
[12481.948668][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12481.948668][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12481.948668][T19513]      netlink_rcv_skb+0x130/0x360
[12481.948668][T19513]      netlink_unicast+0x449/0x710
[12481.948668][T19513]      netlink_sendmsg+0x723/0xbe0
[12481.948668][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12481.948668][T19513]      ___sys_sendmsg+0xee/0x170
[12481.948668][T19513]      __sys_sendmsg+0xcd/0x170
[12481.948668][T19513]      do_syscall_64+0xc6/0x1e0
[12481.948668][T19513] 
[12481.950885][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12481.950885][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12481.950885][T19513]      ipv6_find_idev+0x102/0x170
[12481.950885][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12481.950885][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12481.950885][T19513]      netlink_rcv_skb+0x130/0x360
[12481.950885][T19513]      netlink_unicast+0x449/0x710
[12481.950885][T19513]      netlink_sendmsg+0x723/0xbe0
[12481.950885][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12481.950885][T19513]      ___sys_sendmsg+0xee/0x170
[12481.950885][T19513]      __sys_sendmsg+0xcd/0x170
[12481.950885][T19513]      do_syscall_64+0xc6/0x1e0
[12481.950885][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12481.950885][T19513] 
[12481.952622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12481.952622][T19513]      neigh_parms_alloc+0x1e5/0x510
[12481.952622][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12481.952622][T19513]      ipv6_find_idev+0x102/0x170
[12481.952622][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12481.952622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12481.952622][T19513]      netlink_rcv_skb+0x130/0x360
[12481.952622][T19513]      netlink_unicast+0x449/0x710
[12481.952622][T19513]      netlink_sendmsg+0x723/0xbe0
[12481.952622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12481.952622][T19513]      ___sys_sendmsg+0xee/0x170
[12481.952622][T19513]      __sys_sendmsg+0xcd/0x170
[12481.952622][T19513]      do_syscall_64+0xc6/0x1e0
[12481.952622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12481.952622][T19513] 
[12492.207119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12492.207530][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12492.207530][T19513]      netdev_get_by_index+0x5e/0x80
[12492.207530][T19513]      fib6_nh_init+0x3d8/0x15b0
[12492.207530][T19513]      ip6_route_info_create+0xf18/0x17d0
[12492.207530][T19513]      ip6_route_add+0x1c/0x140
[12492.207530][T19513]      addrconf_prefix_route+0x2a6/0x430
[12492.207530][T19513]      inet6_addr_add+0x4f8/0xa40
[12492.207530][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12492.207530][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12492.207530][T19513]      netlink_rcv_skb+0x130/0x360
[12492.207530][T19513]      netlink_unicast+0x449/0x710
[12492.207530][T19513]      netlink_sendmsg+0x723/0xbe0
[12492.207530][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12492.207530][T19513]      ___sys_sendmsg+0xee/0x170
[12492.207530][T19513]      __sys_sendmsg+0xcd/0x170
[12492.207530][T19513]      do_syscall_64+0xc6/0x1e0
[12492.207530][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12492.207530][T19513] 
[12492.209832][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12492.209832][T19513]      netdev_get_by_index+0x5e/0x80
[12492.209832][T19513]      fib6_nh_init+0x3d8/0x15b0
[12492.209832][T19513]      ip6_route_info_create+0xf18/0x17d0
[12492.209832][T19513]      addrconf_f6i_alloc+0x315/0x560
[12492.209832][T19513]      ipv6_add_addr+0x411/0x2000
[12492.209832][T19513]      inet6_addr_add+0x30e/0xa40
[12492.209832][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12492.209832][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12492.209832][T19513]      netlink_rcv_skb+0x130/0x360
[12492.209832][T19513]      netlink_unicast+0x449/0x710
[12492.209832][T19513]      netlink_sendmsg+0x723/0xbe0
[12492.209832][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12492.209832][T19513]      ___sys_sendmsg+0xee/0x170
[12492.209832][T19513]      __sys_sendmsg+0xcd/0x170
[12492.209832][T19513]      do_syscall_64+0xc6/0x1e0
[12492.209832][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12492.209832][T19513] 
[12492.212054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12492.212054][T19513]      netdev_get_by_index+0x5e/0x80
[12492.212054][T19513]      fib6_nh_init+0x3d8/0x15b0
[12492.212054][T19513]      ip6_route_info_create+0xf18/0x17d0
[12492.212054][T19513]      ip6_route_add+0x1c/0x140
[12492.212054][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12492.212054][T19513]      addrconf_add_dev+0xe2/0x170
[12492.212054][T19513]      inet6_addr_add+0x12f/0xa40
[12492.212054][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12492.212054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12492.212054][T19513]      netlink_rcv_skb+0x130/0x360
[12492.212054][T19513]      netlink_unicast+0x449/0x710
[12492.212054][T19513]      netlink_sendmsg+0x723/0xbe0
[12492.212054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12492.212054][T19513]      ___sys_sendmsg+0xee/0x170
[12492.212054][T19513]      __sys_sendmsg+0xcd/0x170
[12492.212054][T19513]      do_syscall_64+0xc6/0x1e0
[12492.212054][T19513] 
[12492.214233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12492.214233][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12492.214233][T19513]      ipv6_find_idev+0x102/0x170
[12492.214233][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12492.214233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12492.214233][T19513]      netlink_rcv_skb+0x130/0x360
[12492.214233][T19513]      netlink_unicast+0x449/0x710
[12492.214233][T19513]      netlink_sendmsg+0x723/0xbe0
[12492.214233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12492.214233][T19513]      ___sys_sendmsg+0xee/0x170
[12492.214233][T19513]      __sys_sendmsg+0xcd/0x170
[12492.214233][T19513]      do_syscall_64+0xc6/0x1e0
[12492.214233][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12492.214233][T19513] 
[12492.215989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12492.215989][T19513]      neigh_parms_alloc+0x1e5/0x510
[12492.215989][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12492.215989][T19513]      ipv6_find_idev+0x102/0x170
[12492.215989][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12492.215989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12492.215989][T19513]      netlink_rcv_skb+0x130/0x360
[12492.215989][T19513]      netlink_unicast+0x449/0x710
[12492.215989][T19513]      netlink_sendmsg+0x723/0xbe0
[12492.215989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12492.215989][T19513]      ___sys_sendmsg+0xee/0x170
[12492.215989][T19513]      __sys_sendmsg+0xcd/0x170
[12492.215989][T19513]      do_syscall_64+0xc6/0x1e0
[12492.215989][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12492.215989][T19513] 
[12502.455185][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12502.455605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12502.455605][T19513]      netdev_get_by_index+0x5e/0x80
[12502.455605][T19513]      fib6_nh_init+0x3d8/0x15b0
[12502.455605][T19513]      ip6_route_info_create+0xf18/0x17d0
[12502.455605][T19513]      ip6_route_add+0x1c/0x140
[12502.455605][T19513]      addrconf_prefix_route+0x2a6/0x430
[12502.455605][T19513]      inet6_addr_add+0x4f8/0xa40
[12502.455605][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12502.455605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12502.455605][T19513]      netlink_rcv_skb+0x130/0x360
[12502.455605][T19513]      netlink_unicast+0x449/0x710
[12502.455605][T19513]      netlink_sendmsg+0x723/0xbe0
[12502.455605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12502.455605][T19513]      ___sys_sendmsg+0xee/0x170
[12502.455605][T19513]      __sys_sendmsg+0xcd/0x170
[12502.455605][T19513]      do_syscall_64+0xc6/0x1e0
[12502.455605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12502.455605][T19513] 
[12502.457855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12502.457855][T19513]      netdev_get_by_index+0x5e/0x80
[12502.457855][T19513]      fib6_nh_init+0x3d8/0x15b0
[12502.457855][T19513]      ip6_route_info_create+0xf18/0x17d0
[12502.457855][T19513]      addrconf_f6i_alloc+0x315/0x560
[12502.457855][T19513]      ipv6_add_addr+0x411/0x2000
[12502.457855][T19513]      inet6_addr_add+0x30e/0xa40
[12502.457855][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12502.457855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12502.457855][T19513]      netlink_rcv_skb+0x130/0x360
[12502.457855][T19513]      netlink_unicast+0x449/0x710
[12502.457855][T19513]      netlink_sendmsg+0x723/0xbe0
[12502.457855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12502.457855][T19513]      ___sys_sendmsg+0xee/0x170
[12502.457855][T19513]      __sys_sendmsg+0xcd/0x170
[12502.457855][T19513]      do_syscall_64+0xc6/0x1e0
[12502.457855][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12502.457855][T19513] 
[12502.460074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12502.460074][T19513]      netdev_get_by_index+0x5e/0x80
[12502.460074][T19513]      fib6_nh_init+0x3d8/0x15b0
[12502.460074][T19513]      ip6_route_info_create+0xf18/0x17d0
[12502.460074][T19513]      ip6_route_add+0x1c/0x140
[12502.460074][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12502.460074][T19513]      addrconf_add_dev+0xe2/0x170
[12502.460074][T19513]      inet6_addr_add+0x12f/0xa40
[12502.460074][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12502.460074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12502.460074][T19513]      netlink_rcv_skb+0x130/0x360
[12502.460074][T19513]      netlink_unicast+0x449/0x710
[12502.460074][T19513]      netlink_sendmsg+0x723/0xbe0
[12502.460074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12502.460074][T19513]      ___sys_sendmsg+0xee/0x170
[12502.460074][T19513]      __sys_sendmsg+0xcd/0x170
[12502.460074][T19513]      do_syscall_64+0xc6/0x1e0
[12502.460074][T19513] 
[12502.462255][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12502.462255][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12502.462255][T19513]      ipv6_find_idev+0x102/0x170
[12502.462255][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12502.462255][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12502.462255][T19513]      netlink_rcv_skb+0x130/0x360
[12502.462255][T19513]      netlink_unicast+0x449/0x710
[12502.462255][T19513]      netlink_sendmsg+0x723/0xbe0
[12502.462255][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12502.462255][T19513]      ___sys_sendmsg+0xee/0x170
[12502.462255][T19513]      __sys_sendmsg+0xcd/0x170
[12502.462255][T19513]      do_syscall_64+0xc6/0x1e0
[12502.462255][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12502.462255][T19513] 
[12502.463955][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12502.463955][T19513]      neigh_parms_alloc+0x1e5/0x510
[12502.463955][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12502.463955][T19513]      ipv6_find_idev+0x102/0x170
[12502.463955][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12502.463955][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12502.463955][T19513]      netlink_rcv_skb+0x130/0x360
[12502.463955][T19513]      netlink_unicast+0x449/0x710
[12502.463955][T19513]      netlink_sendmsg+0x723/0xbe0
[12502.463955][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12502.463955][T19513]      ___sys_sendmsg+0xee/0x170
[12502.463955][T19513]      __sys_sendmsg+0xcd/0x170
[12502.463955][T19513]      do_syscall_64+0xc6/0x1e0
[12502.463955][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12502.463955][T19513] 
[12512.703111][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12512.703538][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12512.703538][T19513]      netdev_get_by_index+0x5e/0x80
[12512.703538][T19513]      fib6_nh_init+0x3d8/0x15b0
[12512.703538][T19513]      ip6_route_info_create+0xf18/0x17d0
[12512.703538][T19513]      ip6_route_add+0x1c/0x140
[12512.703538][T19513]      addrconf_prefix_route+0x2a6/0x430
[12512.703538][T19513]      inet6_addr_add+0x4f8/0xa40
[12512.703538][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12512.703538][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12512.703538][T19513]      netlink_rcv_skb+0x130/0x360
[12512.703538][T19513]      netlink_unicast+0x449/0x710
[12512.703538][T19513]      netlink_sendmsg+0x723/0xbe0
[12512.703538][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12512.703538][T19513]      ___sys_sendmsg+0xee/0x170
[12512.703538][T19513]      __sys_sendmsg+0xcd/0x170
[12512.703538][T19513]      do_syscall_64+0xc6/0x1e0
[12512.703538][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12512.703538][T19513] 
[12512.705803][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12512.705803][T19513]      netdev_get_by_index+0x5e/0x80
[12512.705803][T19513]      fib6_nh_init+0x3d8/0x15b0
[12512.705803][T19513]      ip6_route_info_create+0xf18/0x17d0
[12512.705803][T19513]      addrconf_f6i_alloc+0x315/0x560
[12512.705803][T19513]      ipv6_add_addr+0x411/0x2000
[12512.705803][T19513]      inet6_addr_add+0x30e/0xa40
[12512.705803][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12512.705803][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12512.705803][T19513]      netlink_rcv_skb+0x130/0x360
[12512.705803][T19513]      netlink_unicast+0x449/0x710
[12512.705803][T19513]      netlink_sendmsg+0x723/0xbe0
[12512.705803][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12512.705803][T19513]      ___sys_sendmsg+0xee/0x170
[12512.705803][T19513]      __sys_sendmsg+0xcd/0x170
[12512.705803][T19513]      do_syscall_64+0xc6/0x1e0
[12512.705803][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12512.705803][T19513] 
[12512.708028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12512.708028][T19513]      netdev_get_by_index+0x5e/0x80
[12512.708028][T19513]      fib6_nh_init+0x3d8/0x15b0
[12512.708028][T19513]      ip6_route_info_create+0xf18/0x17d0
[12512.708028][T19513]      ip6_route_add+0x1c/0x140
[12512.708028][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12512.708028][T19513]      addrconf_add_dev+0xe2/0x170
[12512.708028][T19513]      inet6_addr_add+0x12f/0xa40
[12512.708028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12512.708028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12512.708028][T19513]      netlink_rcv_skb+0x130/0x360
[12512.708028][T19513]      netlink_unicast+0x449/0x710
[12512.708028][T19513]      netlink_sendmsg+0x723/0xbe0
[12512.708028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12512.708028][T19513]      ___sys_sendmsg+0xee/0x170
[12512.708028][T19513]      __sys_sendmsg+0xcd/0x170
[12512.708028][T19513]      do_syscall_64+0xc6/0x1e0
[12512.708028][T19513] 
[12512.710222][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12512.710222][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12512.710222][T19513]      ipv6_find_idev+0x102/0x170
[12512.710222][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12512.710222][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12512.710222][T19513]      netlink_rcv_skb+0x130/0x360
[12512.710222][T19513]      netlink_unicast+0x449/0x710
[12512.710222][T19513]      netlink_sendmsg+0x723/0xbe0
[12512.710222][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12512.710222][T19513]      ___sys_sendmsg+0xee/0x170
[12512.710222][T19513]      __sys_sendmsg+0xcd/0x170
[12512.710222][T19513]      do_syscall_64+0xc6/0x1e0
[12512.710222][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12512.710222][T19513] 
[12512.712005][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12512.712005][T19513]      neigh_parms_alloc+0x1e5/0x510
[12512.712005][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12512.712005][T19513]      ipv6_find_idev+0x102/0x170
[12512.712005][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12512.712005][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12512.712005][T19513]      netlink_rcv_skb+0x130/0x360
[12512.712005][T19513]      netlink_unicast+0x449/0x710
[12512.712005][T19513]      netlink_sendmsg+0x723/0xbe0
[12512.712005][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12512.712005][T19513]      ___sys_sendmsg+0xee/0x170
[12512.712005][T19513]      __sys_sendmsg+0xcd/0x170
[12512.712005][T19513]      do_syscall_64+0xc6/0x1e0
[12512.712005][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12512.712005][T19513] 
[12522.951056][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12522.951615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12522.951615][T19513]      netdev_get_by_index+0x5e/0x80
[12522.951615][T19513]      fib6_nh_init+0x3d8/0x15b0
[12522.951615][T19513]      ip6_route_info_create+0xf18/0x17d0
[12522.951615][T19513]      ip6_route_add+0x1c/0x140
[12522.951615][T19513]      addrconf_prefix_route+0x2a6/0x430
[12522.951615][T19513]      inet6_addr_add+0x4f8/0xa40
[12522.951615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12522.951615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12522.951615][T19513]      netlink_rcv_skb+0x130/0x360
[12522.951615][T19513]      netlink_unicast+0x449/0x710
[12522.951615][T19513]      netlink_sendmsg+0x723/0xbe0
[12522.951615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12522.951615][T19513]      ___sys_sendmsg+0xee/0x170
[12522.951615][T19513]      __sys_sendmsg+0xcd/0x170
[12522.951615][T19513]      do_syscall_64+0xc6/0x1e0
[12522.951615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12522.951615][T19513] 
[12522.955124][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12522.955124][T19513]      netdev_get_by_index+0x5e/0x80
[12522.955124][T19513]      fib6_nh_init+0x3d8/0x15b0
[12522.955124][T19513]      ip6_route_info_create+0xf18/0x17d0
[12522.955124][T19513]      addrconf_f6i_alloc+0x315/0x560
[12522.955124][T19513]      ipv6_add_addr+0x411/0x2000
[12522.955124][T19513]      inet6_addr_add+0x30e/0xa40
[12522.955124][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12522.955124][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12522.955124][T19513]      netlink_rcv_skb+0x130/0x360
[12522.955124][T19513]      netlink_unicast+0x449/0x710
[12522.955124][T19513]      netlink_sendmsg+0x723/0xbe0
[12522.955124][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12522.955124][T19513]      ___sys_sendmsg+0xee/0x170
[12522.955124][T19513]      __sys_sendmsg+0xcd/0x170
[12522.955124][T19513]      do_syscall_64+0xc6/0x1e0
[12522.955124][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12522.955124][T19513] 
[12522.959187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12522.959187][T19513]      netdev_get_by_index+0x5e/0x80
[12522.959187][T19513]      fib6_nh_init+0x3d8/0x15b0
[12522.959187][T19513]      ip6_route_info_create+0xf18/0x17d0
[12522.959187][T19513]      ip6_route_add+0x1c/0x140
[12522.959187][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12522.959187][T19513]      addrconf_add_dev+0xe2/0x170
[12522.959187][T19513]      inet6_addr_add+0x12f/0xa40
[12522.959187][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12522.959187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12522.959187][T19513]      netlink_rcv_skb+0x130/0x360
[12522.959187][T19513]      netlink_unicast+0x449/0x710
[12522.959187][T19513]      netlink_sendmsg+0x723/0xbe0
[12522.959187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12522.959187][T19513]      ___sys_sendmsg+0xee/0x170
[12522.959187][T19513]      __sys_sendmsg+0xcd/0x170
[12522.959187][T19513]      do_syscall_64+0xc6/0x1e0
[12522.959187][T19513] 
[12522.962643][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12522.962643][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12522.962643][T19513]      ipv6_find_idev+0x102/0x170
[12522.962643][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12522.962643][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12522.962643][T19513]      netlink_rcv_skb+0x130/0x360
[12522.962643][T19513]      netlink_unicast+0x449/0x710
[12522.962643][T19513]      netlink_sendmsg+0x723/0xbe0
[12522.962643][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12522.962643][T19513]      ___sys_sendmsg+0xee/0x170
[12522.962643][T19513]      __sys_sendmsg+0xcd/0x170
[12522.962643][T19513]      do_syscall_64+0xc6/0x1e0
[12522.962643][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12522.962643][T19513] 
[12522.965339][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12522.965339][T19513]      neigh_parms_alloc+0x1e5/0x510
[12522.965339][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12522.965339][T19513]      ipv6_find_idev+0x102/0x170
[12522.965339][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12522.965339][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12522.965339][T19513]      netlink_rcv_skb+0x130/0x360
[12522.965339][T19513]      netlink_unicast+0x449/0x710
[12522.965339][T19513]      netlink_sendmsg+0x723/0xbe0
[12522.965339][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12522.965339][T19513]      ___sys_sendmsg+0xee/0x170
[12522.965339][T19513]      __sys_sendmsg+0xcd/0x170
[12522.965339][T19513]      do_syscall_64+0xc6/0x1e0
[12522.965339][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12522.965339][T19513] 
[12533.191141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12533.191595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12533.191595][T19513]      netdev_get_by_index+0x5e/0x80
[12533.191595][T19513]      fib6_nh_init+0x3d8/0x15b0
[12533.191595][T19513]      ip6_route_info_create+0xf18/0x17d0
[12533.191595][T19513]      ip6_route_add+0x1c/0x140
[12533.191595][T19513]      addrconf_prefix_route+0x2a6/0x430
[12533.191595][T19513]      inet6_addr_add+0x4f8/0xa40
[12533.191595][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12533.191595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12533.191595][T19513]      netlink_rcv_skb+0x130/0x360
[12533.191595][T19513]      netlink_unicast+0x449/0x710
[12533.191595][T19513]      netlink_sendmsg+0x723/0xbe0
[12533.191595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12533.191595][T19513]      ___sys_sendmsg+0xee/0x170
[12533.191595][T19513]      __sys_sendmsg+0xcd/0x170
[12533.191595][T19513]      do_syscall_64+0xc6/0x1e0
[12533.191595][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12533.191595][T19513] 
[12533.194087][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12533.194087][T19513]      netdev_get_by_index+0x5e/0x80
[12533.194087][T19513]      fib6_nh_init+0x3d8/0x15b0
[12533.194087][T19513]      ip6_route_info_create+0xf18/0x17d0
[12533.194087][T19513]      addrconf_f6i_alloc+0x315/0x560
[12533.194087][T19513]      ipv6_add_addr+0x411/0x2000
[12533.194087][T19513]      inet6_addr_add+0x30e/0xa40
[12533.194087][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12533.194087][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12533.194087][T19513]      netlink_rcv_skb+0x130/0x360
[12533.194087][T19513]      netlink_unicast+0x449/0x710
[12533.194087][T19513]      netlink_sendmsg+0x723/0xbe0
[12533.194087][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12533.194087][T19513]      ___sys_sendmsg+0xee/0x170
[12533.194087][T19513]      __sys_sendmsg+0xcd/0x170
[12533.194087][T19513]      do_syscall_64+0xc6/0x1e0
[12533.194087][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12533.194087][T19513] 
[12533.196528][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12533.196528][T19513]      netdev_get_by_index+0x5e/0x80
[12533.196528][T19513]      fib6_nh_init+0x3d8/0x15b0
[12533.196528][T19513]      ip6_route_info_create+0xf18/0x17d0
[12533.196528][T19513]      ip6_route_add+0x1c/0x140
[12533.196528][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12533.196528][T19513]      addrconf_add_dev+0xe2/0x170
[12533.196528][T19513]      inet6_addr_add+0x12f/0xa40
[12533.196528][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12533.196528][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12533.196528][T19513]      netlink_rcv_skb+0x130/0x360
[12533.196528][T19513]      netlink_unicast+0x449/0x710
[12533.196528][T19513]      netlink_sendmsg+0x723/0xbe0
[12533.196528][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12533.196528][T19513]      ___sys_sendmsg+0xee/0x170
[12533.196528][T19513]      __sys_sendmsg+0xcd/0x170
[12533.196528][T19513]      do_syscall_64+0xc6/0x1e0
[12533.196528][T19513] 
[12533.198955][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12533.198955][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12533.198955][T19513]      ipv6_find_idev+0x102/0x170
[12533.198955][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12533.198955][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12533.198955][T19513]      netlink_rcv_skb+0x130/0x360
[12533.198955][T19513]      netlink_unicast+0x449/0x710
[12533.198955][T19513]      netlink_sendmsg+0x723/0xbe0
[12533.198955][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12533.198955][T19513]      ___sys_sendmsg+0xee/0x170
[12533.198955][T19513]      __sys_sendmsg+0xcd/0x170
[12533.198955][T19513]      do_syscall_64+0xc6/0x1e0
[12533.198955][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12533.198955][T19513] 
[12533.200802][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12533.200802][T19513]      neigh_parms_alloc+0x1e5/0x510
[12533.200802][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12533.200802][T19513]      ipv6_find_idev+0x102/0x170
[12533.200802][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12533.200802][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12533.200802][T19513]      netlink_rcv_skb+0x130/0x360
[12533.200802][T19513]      netlink_unicast+0x449/0x710
[12533.200802][T19513]      netlink_sendmsg+0x723/0xbe0
[12533.200802][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12533.200802][T19513]      ___sys_sendmsg+0xee/0x170
[12533.200802][T19513]      __sys_sendmsg+0xcd/0x170
[12533.200802][T19513]      do_syscall_64+0xc6/0x1e0
[12533.200802][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12533.200802][T19513] 
[12543.839238][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12543.839706][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12543.839706][T19513]      netdev_get_by_index+0x5e/0x80
[12543.839706][T19513]      fib6_nh_init+0x3d8/0x15b0
[12543.839706][T19513]      ip6_route_info_create+0xf18/0x17d0
[12543.839706][T19513]      ip6_route_add+0x1c/0x140
[12543.839706][T19513]      addrconf_prefix_route+0x2a6/0x430
[12543.839706][T19513]      inet6_addr_add+0x4f8/0xa40
[12543.839706][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12543.839706][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12543.839706][T19513]      netlink_rcv_skb+0x130/0x360
[12543.839706][T19513]      netlink_unicast+0x449/0x710
[12543.839706][T19513]      netlink_sendmsg+0x723/0xbe0
[12543.839706][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12543.839706][T19513]      ___sys_sendmsg+0xee/0x170
[12543.839706][T19513]      __sys_sendmsg+0xcd/0x170
[12543.839706][T19513]      do_syscall_64+0xc6/0x1e0
[12543.839706][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12543.839706][T19513] 
[12543.841930][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12543.841930][T19513]      netdev_get_by_index+0x5e/0x80
[12543.841930][T19513]      fib6_nh_init+0x3d8/0x15b0
[12543.841930][T19513]      ip6_route_info_create+0xf18/0x17d0
[12543.841930][T19513]      addrconf_f6i_alloc+0x315/0x560
[12543.841930][T19513]      ipv6_add_addr+0x411/0x2000
[12543.841930][T19513]      inet6_addr_add+0x30e/0xa40
[12543.841930][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12543.841930][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12543.841930][T19513]      netlink_rcv_skb+0x130/0x360
[12543.841930][T19513]      netlink_unicast+0x449/0x710
[12543.841930][T19513]      netlink_sendmsg+0x723/0xbe0
[12543.841930][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12543.841930][T19513]      ___sys_sendmsg+0xee/0x170
[12543.841930][T19513]      __sys_sendmsg+0xcd/0x170
[12543.841930][T19513]      do_syscall_64+0xc6/0x1e0
[12543.841930][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12543.841930][T19513] 
[12543.844136][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12543.844136][T19513]      netdev_get_by_index+0x5e/0x80
[12543.844136][T19513]      fib6_nh_init+0x3d8/0x15b0
[12543.844136][T19513]      ip6_route_info_create+0xf18/0x17d0
[12543.844136][T19513]      ip6_route_add+0x1c/0x140
[12543.844136][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12543.844136][T19513]      addrconf_add_dev+0xe2/0x170
[12543.844136][T19513]      inet6_addr_add+0x12f/0xa40
[12543.844136][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12543.844136][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12543.844136][T19513]      netlink_rcv_skb+0x130/0x360
[12543.844136][T19513]      netlink_unicast+0x449/0x710
[12543.844136][T19513]      netlink_sendmsg+0x723/0xbe0
[12543.844136][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12543.844136][T19513]      ___sys_sendmsg+0xee/0x170
[12543.844136][T19513]      __sys_sendmsg+0xcd/0x170
[12543.844136][T19513]      do_syscall_64+0xc6/0x1e0
[12543.844136][T19513] 
[12543.846302][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12543.846302][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12543.846302][T19513]      ipv6_find_idev+0x102/0x170
[12543.846302][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12543.846302][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12543.846302][T19513]      netlink_rcv_skb+0x130/0x360
[12543.846302][T19513]      netlink_unicast+0x449/0x710
[12543.846302][T19513]      netlink_sendmsg+0x723/0xbe0
[12543.846302][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12543.846302][T19513]      ___sys_sendmsg+0xee/0x170
[12543.846302][T19513]      __sys_sendmsg+0xcd/0x170
[12543.846302][T19513]      do_syscall_64+0xc6/0x1e0
[12543.846302][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12543.846302][T19513] 
[12543.848010][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12543.848010][T19513]      neigh_parms_alloc+0x1e5/0x510
[12543.848010][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12543.848010][T19513]      ipv6_find_idev+0x102/0x170
[12543.848010][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12543.848010][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12543.848010][T19513]      netlink_rcv_skb+0x130/0x360
[12543.848010][T19513]      netlink_unicast+0x449/0x710
[12543.848010][T19513]      netlink_sendmsg+0x723/0xbe0
[12543.848010][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12543.848010][T19513]      ___sys_sendmsg+0xee/0x170
[12543.848010][T19513]      __sys_sendmsg+0xcd/0x170
[12543.848010][T19513]      do_syscall_64+0xc6/0x1e0
[12543.848010][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12543.848010][T19513] 
[12554.087097][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12554.087503][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12554.087503][T19513]      netdev_get_by_index+0x5e/0x80
[12554.087503][T19513]      fib6_nh_init+0x3d8/0x15b0
[12554.087503][T19513]      ip6_route_info_create+0xf18/0x17d0
[12554.087503][T19513]      ip6_route_add+0x1c/0x140
[12554.087503][T19513]      addrconf_prefix_route+0x2a6/0x430
[12554.087503][T19513]      inet6_addr_add+0x4f8/0xa40
[12554.087503][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12554.087503][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12554.087503][T19513]      netlink_rcv_skb+0x130/0x360
[12554.087503][T19513]      netlink_unicast+0x449/0x710
[12554.087503][T19513]      netlink_sendmsg+0x723/0xbe0
[12554.087503][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12554.087503][T19513]      ___sys_sendmsg+0xee/0x170
[12554.087503][T19513]      __sys_sendmsg+0xcd/0x170
[12554.087503][T19513]      do_syscall_64+0xc6/0x1e0
[12554.087503][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12554.087503][T19513] 
[12554.089869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12554.089869][T19513]      netdev_get_by_index+0x5e/0x80
[12554.089869][T19513]      fib6_nh_init+0x3d8/0x15b0
[12554.089869][T19513]      ip6_route_info_create+0xf18/0x17d0
[12554.089869][T19513]      addrconf_f6i_alloc+0x315/0x560
[12554.089869][T19513]      ipv6_add_addr+0x411/0x2000
[12554.089869][T19513]      inet6_addr_add+0x30e/0xa40
[12554.089869][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12554.089869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12554.089869][T19513]      netlink_rcv_skb+0x130/0x360
[12554.089869][T19513]      netlink_unicast+0x449/0x710
[12554.089869][T19513]      netlink_sendmsg+0x723/0xbe0
[12554.089869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12554.089869][T19513]      ___sys_sendmsg+0xee/0x170
[12554.089869][T19513]      __sys_sendmsg+0xcd/0x170
[12554.089869][T19513]      do_syscall_64+0xc6/0x1e0
[12554.089869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12554.089869][T19513] 
[12554.092062][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12554.092062][T19513]      netdev_get_by_index+0x5e/0x80
[12554.092062][T19513]      fib6_nh_init+0x3d8/0x15b0
[12554.092062][T19513]      ip6_route_info_create+0xf18/0x17d0
[12554.092062][T19513]      ip6_route_add+0x1c/0x140
[12554.092062][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12554.092062][T19513]      addrconf_add_dev+0xe2/0x170
[12554.092062][T19513]      inet6_addr_add+0x12f/0xa40
[12554.092062][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12554.092062][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12554.092062][T19513]      netlink_rcv_skb+0x130/0x360
[12554.092062][T19513]      netlink_unicast+0x449/0x710
[12554.092062][T19513]      netlink_sendmsg+0x723/0xbe0
[12554.092062][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12554.092062][T19513]      ___sys_sendmsg+0xee/0x170
[12554.092062][T19513]      __sys_sendmsg+0xcd/0x170
[12554.092062][T19513]      do_syscall_64+0xc6/0x1e0
[12554.092062][T19513] 
[12554.094215][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12554.094215][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12554.094215][T19513]      ipv6_find_idev+0x102/0x170
[12554.094215][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12554.094215][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12554.094215][T19513]      netlink_rcv_skb+0x130/0x360
[12554.094215][T19513]      netlink_unicast+0x449/0x710
[12554.094215][T19513]      netlink_sendmsg+0x723/0xbe0
[12554.094215][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12554.094215][T19513]      ___sys_sendmsg+0xee/0x170
[12554.094215][T19513]      __sys_sendmsg+0xcd/0x170
[12554.094215][T19513]      do_syscall_64+0xc6/0x1e0
[12554.094215][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12554.094215][T19513] 
[12554.095913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12554.095913][T19513]      neigh_parms_alloc+0x1e5/0x510
[12554.095913][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12554.095913][T19513]      ipv6_find_idev+0x102/0x170
[12554.095913][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12554.095913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12554.095913][T19513]      netlink_rcv_skb+0x130/0x360
[12554.095913][T19513]      netlink_unicast+0x449/0x710
[12554.095913][T19513]      netlink_sendmsg+0x723/0xbe0
[12554.095913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12554.095913][T19513]      ___sys_sendmsg+0xee/0x170
[12554.095913][T19513]      __sys_sendmsg+0xcd/0x170
[12554.095913][T19513]      do_syscall_64+0xc6/0x1e0
[12554.095913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12554.095913][T19513] 
[12564.335128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12564.335599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12564.335599][T19513]      netdev_get_by_index+0x5e/0x80
[12564.335599][T19513]      fib6_nh_init+0x3d8/0x15b0
[12564.335599][T19513]      ip6_route_info_create+0xf18/0x17d0
[12564.335599][T19513]      ip6_route_add+0x1c/0x140
[12564.335599][T19513]      addrconf_prefix_route+0x2a6/0x430
[12564.335599][T19513]      inet6_addr_add+0x4f8/0xa40
[12564.335599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12564.335599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12564.335599][T19513]      netlink_rcv_skb+0x130/0x360
[12564.335599][T19513]      netlink_unicast+0x449/0x710
[12564.335599][T19513]      netlink_sendmsg+0x723/0xbe0
[12564.335599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12564.335599][T19513]      ___sys_sendmsg+0xee/0x170
[12564.335599][T19513]      __sys_sendmsg+0xcd/0x170
[12564.335599][T19513]      do_syscall_64+0xc6/0x1e0
[12564.335599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12564.335599][T19513] 
[12564.337848][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12564.337848][T19513]      netdev_get_by_index+0x5e/0x80
[12564.337848][T19513]      fib6_nh_init+0x3d8/0x15b0
[12564.337848][T19513]      ip6_route_info_create+0xf18/0x17d0
[12564.337848][T19513]      addrconf_f6i_alloc+0x315/0x560
[12564.337848][T19513]      ipv6_add_addr+0x411/0x2000
[12564.337848][T19513]      inet6_addr_add+0x30e/0xa40
[12564.337848][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12564.337848][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12564.337848][T19513]      netlink_rcv_skb+0x130/0x360
[12564.337848][T19513]      netlink_unicast+0x449/0x710
[12564.337848][T19513]      netlink_sendmsg+0x723/0xbe0
[12564.337848][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12564.337848][T19513]      ___sys_sendmsg+0xee/0x170
[12564.337848][T19513]      __sys_sendmsg+0xcd/0x170
[12564.337848][T19513]      do_syscall_64+0xc6/0x1e0
[12564.337848][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12564.337848][T19513] 
[12564.340173][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12564.340173][T19513]      netdev_get_by_index+0x5e/0x80
[12564.340173][T19513]      fib6_nh_init+0x3d8/0x15b0
[12564.340173][T19513]      ip6_route_info_create+0xf18/0x17d0
[12564.340173][T19513]      ip6_route_add+0x1c/0x140
[12564.340173][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12564.340173][T19513]      addrconf_add_dev+0xe2/0x170
[12564.340173][T19513]      inet6_addr_add+0x12f/0xa40
[12564.340173][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12564.340173][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12564.340173][T19513]      netlink_rcv_skb+0x130/0x360
[12564.340173][T19513]      netlink_unicast+0x449/0x710
[12564.340173][T19513]      netlink_sendmsg+0x723/0xbe0
[12564.340173][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12564.340173][T19513]      ___sys_sendmsg+0xee/0x170
[12564.340173][T19513]      __sys_sendmsg+0xcd/0x170
[12564.340173][T19513]      do_syscall_64+0xc6/0x1e0
[12564.340173][T19513] 
[12564.342342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12564.342342][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12564.342342][T19513]      ipv6_find_idev+0x102/0x170
[12564.342342][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12564.342342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12564.342342][T19513]      netlink_rcv_skb+0x130/0x360
[12564.342342][T19513]      netlink_unicast+0x449/0x710
[12564.342342][T19513]      netlink_sendmsg+0x723/0xbe0
[12564.342342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12564.342342][T19513]      ___sys_sendmsg+0xee/0x170
[12564.342342][T19513]      __sys_sendmsg+0xcd/0x170
[12564.342342][T19513]      do_syscall_64+0xc6/0x1e0
[12564.342342][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12564.342342][T19513] 
[12564.344078][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12564.344078][T19513]      neigh_parms_alloc+0x1e5/0x510
[12564.344078][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12564.344078][T19513]      ipv6_find_idev+0x102/0x170
[12564.344078][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12564.344078][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12564.344078][T19513]      netlink_rcv_skb+0x130/0x360
[12564.344078][T19513]      netlink_unicast+0x449/0x710
[12564.344078][T19513]      netlink_sendmsg+0x723/0xbe0
[12564.344078][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12564.344078][T19513]      ___sys_sendmsg+0xee/0x170
[12564.344078][T19513]      __sys_sendmsg+0xcd/0x170
[12564.344078][T19513]      do_syscall_64+0xc6/0x1e0
[12564.344078][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12564.344078][T19513] 
[12574.487203][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12574.487604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12574.487604][T19513]      netdev_get_by_index+0x5e/0x80
[12574.487604][T19513]      fib6_nh_init+0x3d8/0x15b0
[12574.487604][T19513]      ip6_route_info_create+0xf18/0x17d0
[12574.487604][T19513]      ip6_route_add+0x1c/0x140
[12574.487604][T19513]      addrconf_prefix_route+0x2a6/0x430
[12574.487604][T19513]      inet6_addr_add+0x4f8/0xa40
[12574.487604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12574.487604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12574.487604][T19513]      netlink_rcv_skb+0x130/0x360
[12574.487604][T19513]      netlink_unicast+0x449/0x710
[12574.487604][T19513]      netlink_sendmsg+0x723/0xbe0
[12574.487604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12574.487604][T19513]      ___sys_sendmsg+0xee/0x170
[12574.487604][T19513]      __sys_sendmsg+0xcd/0x170
[12574.487604][T19513]      do_syscall_64+0xc6/0x1e0
[12574.487604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12574.487604][T19513] 
[12574.489877][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12574.489877][T19513]      netdev_get_by_index+0x5e/0x80
[12574.489877][T19513]      fib6_nh_init+0x3d8/0x15b0
[12574.489877][T19513]      ip6_route_info_create+0xf18/0x17d0
[12574.489877][T19513]      addrconf_f6i_alloc+0x315/0x560
[12574.489877][T19513]      ipv6_add_addr+0x411/0x2000
[12574.489877][T19513]      inet6_addr_add+0x30e/0xa40
[12574.489877][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12574.489877][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12574.489877][T19513]      netlink_rcv_skb+0x130/0x360
[12574.489877][T19513]      netlink_unicast+0x449/0x710
[12574.489877][T19513]      netlink_sendmsg+0x723/0xbe0
[12574.489877][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12574.489877][T19513]      ___sys_sendmsg+0xee/0x170
[12574.489877][T19513]      __sys_sendmsg+0xcd/0x170
[12574.489877][T19513]      do_syscall_64+0xc6/0x1e0
[12574.489877][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12574.489877][T19513] 
[12574.492093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12574.492093][T19513]      netdev_get_by_index+0x5e/0x80
[12574.492093][T19513]      fib6_nh_init+0x3d8/0x15b0
[12574.492093][T19513]      ip6_route_info_create+0xf18/0x17d0
[12574.492093][T19513]      ip6_route_add+0x1c/0x140
[12574.492093][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12574.492093][T19513]      addrconf_add_dev+0xe2/0x170
[12574.492093][T19513]      inet6_addr_add+0x12f/0xa40
[12574.492093][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12574.492093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12574.492093][T19513]      netlink_rcv_skb+0x130/0x360
[12574.492093][T19513]      netlink_unicast+0x449/0x710
[12574.492093][T19513]      netlink_sendmsg+0x723/0xbe0
[12574.492093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12574.492093][T19513]      ___sys_sendmsg+0xee/0x170
[12574.492093][T19513]      __sys_sendmsg+0xcd/0x170
[12574.492093][T19513]      do_syscall_64+0xc6/0x1e0
[12574.492093][T19513] 
[12574.494250][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12574.494250][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12574.494250][T19513]      ipv6_find_idev+0x102/0x170
[12574.494250][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12574.494250][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12574.494250][T19513]      netlink_rcv_skb+0x130/0x360
[12574.494250][T19513]      netlink_unicast+0x449/0x710
[12574.494250][T19513]      netlink_sendmsg+0x723/0xbe0
[12574.494250][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12574.494250][T19513]      ___sys_sendmsg+0xee/0x170
[12574.494250][T19513]      __sys_sendmsg+0xcd/0x170
[12574.494250][T19513]      do_syscall_64+0xc6/0x1e0
[12574.494250][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12574.494250][T19513] 
[12574.495952][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12574.495952][T19513]      neigh_parms_alloc+0x1e5/0x510
[12574.495952][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12574.495952][T19513]      ipv6_find_idev+0x102/0x170
[12574.495952][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12574.495952][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12574.495952][T19513]      netlink_rcv_skb+0x130/0x360
[12574.495952][T19513]      netlink_unicast+0x449/0x710
[12574.495952][T19513]      netlink_sendmsg+0x723/0xbe0
[12574.495952][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12574.495952][T19513]      ___sys_sendmsg+0xee/0x170
[12574.495952][T19513]      __sys_sendmsg+0xcd/0x170
[12574.495952][T19513]      do_syscall_64+0xc6/0x1e0
[12574.495952][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12574.495952][T19513] 
[12584.735135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12584.735572][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12584.735572][T19513]      netdev_get_by_index+0x5e/0x80
[12584.735572][T19513]      fib6_nh_init+0x3d8/0x15b0
[12584.735572][T19513]      ip6_route_info_create+0xf18/0x17d0
[12584.735572][T19513]      ip6_route_add+0x1c/0x140
[12584.735572][T19513]      addrconf_prefix_route+0x2a6/0x430
[12584.735572][T19513]      inet6_addr_add+0x4f8/0xa40
[12584.735572][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12584.735572][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12584.735572][T19513]      netlink_rcv_skb+0x130/0x360
[12584.735572][T19513]      netlink_unicast+0x449/0x710
[12584.735572][T19513]      netlink_sendmsg+0x723/0xbe0
[12584.735572][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12584.735572][T19513]      ___sys_sendmsg+0xee/0x170
[12584.735572][T19513]      __sys_sendmsg+0xcd/0x170
[12584.735572][T19513]      do_syscall_64+0xc6/0x1e0
[12584.735572][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12584.735572][T19513] 
[12584.737835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12584.737835][T19513]      netdev_get_by_index+0x5e/0x80
[12584.737835][T19513]      fib6_nh_init+0x3d8/0x15b0
[12584.737835][T19513]      ip6_route_info_create+0xf18/0x17d0
[12584.737835][T19513]      addrconf_f6i_alloc+0x315/0x560
[12584.737835][T19513]      ipv6_add_addr+0x411/0x2000
[12584.737835][T19513]      inet6_addr_add+0x30e/0xa40
[12584.737835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12584.737835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12584.737835][T19513]      netlink_rcv_skb+0x130/0x360
[12584.737835][T19513]      netlink_unicast+0x449/0x710
[12584.737835][T19513]      netlink_sendmsg+0x723/0xbe0
[12584.737835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12584.737835][T19513]      ___sys_sendmsg+0xee/0x170
[12584.737835][T19513]      __sys_sendmsg+0xcd/0x170
[12584.737835][T19513]      do_syscall_64+0xc6/0x1e0
[12584.737835][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12584.737835][T19513] 
[12584.740073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12584.740073][T19513]      netdev_get_by_index+0x5e/0x80
[12584.740073][T19513]      fib6_nh_init+0x3d8/0x15b0
[12584.740073][T19513]      ip6_route_info_create+0xf18/0x17d0
[12584.740073][T19513]      ip6_route_add+0x1c/0x140
[12584.740073][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12584.740073][T19513]      addrconf_add_dev+0xe2/0x170
[12584.740073][T19513]      inet6_addr_add+0x12f/0xa40
[12584.740073][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12584.740073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12584.740073][T19513]      netlink_rcv_skb+0x130/0x360
[12584.740073][T19513]      netlink_unicast+0x449/0x710
[12584.740073][T19513]      netlink_sendmsg+0x723/0xbe0
[12584.740073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12584.740073][T19513]      ___sys_sendmsg+0xee/0x170
[12584.740073][T19513]      __sys_sendmsg+0xcd/0x170
[12584.740073][T19513]      do_syscall_64+0xc6/0x1e0
[12584.740073][T19513] 
[12584.742254][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12584.742254][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12584.742254][T19513]      ipv6_find_idev+0x102/0x170
[12584.742254][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12584.742254][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12584.742254][T19513]      netlink_rcv_skb+0x130/0x360
[12584.742254][T19513]      netlink_unicast+0x449/0x710
[12584.742254][T19513]      netlink_sendmsg+0x723/0xbe0
[12584.742254][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12584.742254][T19513]      ___sys_sendmsg+0xee/0x170
[12584.742254][T19513]      __sys_sendmsg+0xcd/0x170
[12584.742254][T19513]      do_syscall_64+0xc6/0x1e0
[12584.742254][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12584.742254][T19513] 
[12584.743972][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12584.743972][T19513]      neigh_parms_alloc+0x1e5/0x510
[12584.743972][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12584.743972][T19513]      ipv6_find_idev+0x102/0x170
[12584.743972][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12584.743972][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12584.743972][T19513]      netlink_rcv_skb+0x130/0x360
[12584.743972][T19513]      netlink_unicast+0x449/0x710
[12584.743972][T19513]      netlink_sendmsg+0x723/0xbe0
[12584.743972][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12584.743972][T19513]      ___sys_sendmsg+0xee/0x170
[12584.743972][T19513]      __sys_sendmsg+0xcd/0x170
[12584.743972][T19513]      do_syscall_64+0xc6/0x1e0
[12584.743972][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12584.743972][T19513] 
[12594.823181][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12594.823662][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12594.823662][T19513]      netdev_get_by_index+0x5e/0x80
[12594.823662][T19513]      fib6_nh_init+0x3d8/0x15b0
[12594.823662][T19513]      ip6_route_info_create+0xf18/0x17d0
[12594.823662][T19513]      ip6_route_add+0x1c/0x140
[12594.823662][T19513]      addrconf_prefix_route+0x2a6/0x430
[12594.823662][T19513]      inet6_addr_add+0x4f8/0xa40
[12594.823662][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12594.823662][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12594.823662][T19513]      netlink_rcv_skb+0x130/0x360
[12594.823662][T19513]      netlink_unicast+0x449/0x710
[12594.823662][T19513]      netlink_sendmsg+0x723/0xbe0
[12594.823662][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12594.823662][T19513]      ___sys_sendmsg+0xee/0x170
[12594.823662][T19513]      __sys_sendmsg+0xcd/0x170
[12594.823662][T19513]      do_syscall_64+0xc6/0x1e0
[12594.823662][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12594.823662][T19513] 
[12594.825998][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12594.825998][T19513]      netdev_get_by_index+0x5e/0x80
[12594.825998][T19513]      fib6_nh_init+0x3d8/0x15b0
[12594.825998][T19513]      ip6_route_info_create+0xf18/0x17d0
[12594.825998][T19513]      addrconf_f6i_alloc+0x315/0x560
[12594.825998][T19513]      ipv6_add_addr+0x411/0x2000
[12594.825998][T19513]      inet6_addr_add+0x30e/0xa40
[12594.825998][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12594.825998][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12594.825998][T19513]      netlink_rcv_skb+0x130/0x360
[12594.825998][T19513]      netlink_unicast+0x449/0x710
[12594.825998][T19513]      netlink_sendmsg+0x723/0xbe0
[12594.825998][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12594.825998][T19513]      ___sys_sendmsg+0xee/0x170
[12594.825998][T19513]      __sys_sendmsg+0xcd/0x170
[12594.825998][T19513]      do_syscall_64+0xc6/0x1e0
[12594.825998][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12594.825998][T19513] 
[12594.828229][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12594.828229][T19513]      netdev_get_by_index+0x5e/0x80
[12594.828229][T19513]      fib6_nh_init+0x3d8/0x15b0
[12594.828229][T19513]      ip6_route_info_create+0xf18/0x17d0
[12594.828229][T19513]      ip6_route_add+0x1c/0x140
[12594.828229][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12594.828229][T19513]      addrconf_add_dev+0xe2/0x170
[12594.828229][T19513]      inet6_addr_add+0x12f/0xa40
[12594.828229][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12594.828229][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12594.828229][T19513]      netlink_rcv_skb+0x130/0x360
[12594.828229][T19513]      netlink_unicast+0x449/0x710
[12594.828229][T19513]      netlink_sendmsg+0x723/0xbe0
[12594.828229][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12594.828229][T19513]      ___sys_sendmsg+0xee/0x170
[12594.828229][T19513]      __sys_sendmsg+0xcd/0x170
[12594.828229][T19513]      do_syscall_64+0xc6/0x1e0
[12594.828229][T19513] 
[12594.830469][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12594.830469][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12594.830469][T19513]      ipv6_find_idev+0x102/0x170
[12594.830469][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12594.830469][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12594.830469][T19513]      netlink_rcv_skb+0x130/0x360
[12594.830469][T19513]      netlink_unicast+0x449/0x710
[12594.830469][T19513]      netlink_sendmsg+0x723/0xbe0
[12594.830469][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12594.830469][T19513]      ___sys_sendmsg+0xee/0x170
[12594.830469][T19513]      __sys_sendmsg+0xcd/0x170
[12594.830469][T19513]      do_syscall_64+0xc6/0x1e0
[12594.830469][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12594.830469][T19513] 
[12594.832191][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12594.832191][T19513]      neigh_parms_alloc+0x1e5/0x510
[12594.832191][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12594.832191][T19513]      ipv6_find_idev+0x102/0x170
[12594.832191][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12594.832191][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12594.832191][T19513]      netlink_rcv_skb+0x130/0x360
[12594.832191][T19513]      netlink_unicast+0x449/0x710
[12594.832191][T19513]      netlink_sendmsg+0x723/0xbe0
[12594.832191][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12594.832191][T19513]      ___sys_sendmsg+0xee/0x170
[12594.832191][T19513]      __sys_sendmsg+0xcd/0x170
[12594.832191][T19513]      do_syscall_64+0xc6/0x1e0
[12594.832191][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12594.832191][T19513] 
[12605.087161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12605.087647][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12605.087647][T19513]      netdev_get_by_index+0x5e/0x80
[12605.087647][T19513]      fib6_nh_init+0x3d8/0x15b0
[12605.087647][T19513]      ip6_route_info_create+0xf18/0x17d0
[12605.087647][T19513]      ip6_route_add+0x1c/0x140
[12605.087647][T19513]      addrconf_prefix_route+0x2a6/0x430
[12605.087647][T19513]      inet6_addr_add+0x4f8/0xa40
[12605.087647][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12605.087647][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12605.087647][T19513]      netlink_rcv_skb+0x130/0x360
[12605.087647][T19513]      netlink_unicast+0x449/0x710
[12605.087647][T19513]      netlink_sendmsg+0x723/0xbe0
[12605.087647][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12605.087647][T19513]      ___sys_sendmsg+0xee/0x170
[12605.087647][T19513]      __sys_sendmsg+0xcd/0x170
[12605.087647][T19513]      do_syscall_64+0xc6/0x1e0
[12605.087647][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12605.087647][T19513] 
[12605.089887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12605.089887][T19513]      netdev_get_by_index+0x5e/0x80
[12605.089887][T19513]      fib6_nh_init+0x3d8/0x15b0
[12605.089887][T19513]      ip6_route_info_create+0xf18/0x17d0
[12605.089887][T19513]      addrconf_f6i_alloc+0x315/0x560
[12605.089887][T19513]      ipv6_add_addr+0x411/0x2000
[12605.089887][T19513]      inet6_addr_add+0x30e/0xa40
[12605.089887][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12605.089887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12605.089887][T19513]      netlink_rcv_skb+0x130/0x360
[12605.089887][T19513]      netlink_unicast+0x449/0x710
[12605.089887][T19513]      netlink_sendmsg+0x723/0xbe0
[12605.089887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12605.089887][T19513]      ___sys_sendmsg+0xee/0x170
[12605.089887][T19513]      __sys_sendmsg+0xcd/0x170
[12605.089887][T19513]      do_syscall_64+0xc6/0x1e0
[12605.089887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12605.089887][T19513] 
[12605.092098][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12605.092098][T19513]      netdev_get_by_index+0x5e/0x80
[12605.092098][T19513]      fib6_nh_init+0x3d8/0x15b0
[12605.092098][T19513]      ip6_route_info_create+0xf18/0x17d0
[12605.092098][T19513]      ip6_route_add+0x1c/0x140
[12605.092098][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12605.092098][T19513]      addrconf_add_dev+0xe2/0x170
[12605.092098][T19513]      inet6_addr_add+0x12f/0xa40
[12605.092098][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12605.092098][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12605.092098][T19513]      netlink_rcv_skb+0x130/0x360
[12605.092098][T19513]      netlink_unicast+0x449/0x710
[12605.092098][T19513]      netlink_sendmsg+0x723/0xbe0
[12605.092098][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12605.092098][T19513]      ___sys_sendmsg+0xee/0x170
[12605.092098][T19513]      __sys_sendmsg+0xcd/0x170
[12605.092098][T19513]      do_syscall_64+0xc6/0x1e0
[12605.092098][T19513] 
[12605.094270][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12605.094270][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12605.094270][T19513]      ipv6_find_idev+0x102/0x170
[12605.094270][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12605.094270][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12605.094270][T19513]      netlink_rcv_skb+0x130/0x360
[12605.094270][T19513]      netlink_unicast+0x449/0x710
[12605.094270][T19513]      netlink_sendmsg+0x723/0xbe0
[12605.094270][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12605.094270][T19513]      ___sys_sendmsg+0xee/0x170
[12605.094270][T19513]      __sys_sendmsg+0xcd/0x170
[12605.094270][T19513]      do_syscall_64+0xc6/0x1e0
[12605.094270][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12605.094270][T19513] 
[12605.095956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12605.095956][T19513]      neigh_parms_alloc+0x1e5/0x510
[12605.095956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12605.095956][T19513]      ipv6_find_idev+0x102/0x170
[12605.095956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12605.095956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12605.095956][T19513]      netlink_rcv_skb+0x130/0x360
[12605.095956][T19513]      netlink_unicast+0x449/0x710
[12605.095956][T19513]      netlink_sendmsg+0x723/0xbe0
[12605.095956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12605.095956][T19513]      ___sys_sendmsg+0xee/0x170
[12605.095956][T19513]      __sys_sendmsg+0xcd/0x170
[12605.095956][T19513]      do_syscall_64+0xc6/0x1e0
[12605.095956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12605.095956][T19513] 
[12615.343178][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12615.344150][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12615.344150][T19513]      netdev_get_by_index+0x5e/0x80
[12615.344150][T19513]      fib6_nh_init+0x3d8/0x15b0
[12615.344150][T19513]      ip6_route_info_create+0xf18/0x17d0
[12615.344150][T19513]      ip6_route_add+0x1c/0x140
[12615.344150][T19513]      addrconf_prefix_route+0x2a6/0x430
[12615.344150][T19513]      inet6_addr_add+0x4f8/0xa40
[12615.344150][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12615.344150][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12615.344150][T19513]      netlink_rcv_skb+0x130/0x360
[12615.344150][T19513]      netlink_unicast+0x449/0x710
[12615.344150][T19513]      netlink_sendmsg+0x723/0xbe0
[12615.344150][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12615.344150][T19513]      ___sys_sendmsg+0xee/0x170
[12615.344150][T19513]      __sys_sendmsg+0xcd/0x170
[12615.344150][T19513]      do_syscall_64+0xc6/0x1e0
[12615.344150][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12615.344150][T19513] 
[12615.346382][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12615.346382][T19513]      netdev_get_by_index+0x5e/0x80
[12615.346382][T19513]      fib6_nh_init+0x3d8/0x15b0
[12615.346382][T19513]      ip6_route_info_create+0xf18/0x17d0
[12615.346382][T19513]      addrconf_f6i_alloc+0x315/0x560
[12615.346382][T19513]      ipv6_add_addr+0x411/0x2000
[12615.346382][T19513]      inet6_addr_add+0x30e/0xa40
[12615.346382][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12615.346382][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12615.346382][T19513]      netlink_rcv_skb+0x130/0x360
[12615.346382][T19513]      netlink_unicast+0x449/0x710
[12615.346382][T19513]      netlink_sendmsg+0x723/0xbe0
[12615.346382][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12615.346382][T19513]      ___sys_sendmsg+0xee/0x170
[12615.346382][T19513]      __sys_sendmsg+0xcd/0x170
[12615.346382][T19513]      do_syscall_64+0xc6/0x1e0
[12615.346382][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12615.346382][T19513] 
[12615.348592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12615.348592][T19513]      netdev_get_by_index+0x5e/0x80
[12615.348592][T19513]      fib6_nh_init+0x3d8/0x15b0
[12615.348592][T19513]      ip6_route_info_create+0xf18/0x17d0
[12615.348592][T19513]      ip6_route_add+0x1c/0x140
[12615.348592][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12615.348592][T19513]      addrconf_add_dev+0xe2/0x170
[12615.348592][T19513]      inet6_addr_add+0x12f/0xa40
[12615.348592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12615.348592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12615.348592][T19513]      netlink_rcv_skb+0x130/0x360
[12615.348592][T19513]      netlink_unicast+0x449/0x710
[12615.348592][T19513]      netlink_sendmsg+0x723/0xbe0
[12615.348592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12615.348592][T19513]      ___sys_sendmsg+0xee/0x170
[12615.348592][T19513]      __sys_sendmsg+0xcd/0x170
[12615.348592][T19513]      do_syscall_64+0xc6/0x1e0
[12615.348592][T19513] 
[12615.350748][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12615.350748][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12615.350748][T19513]      ipv6_find_idev+0x102/0x170
[12615.350748][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12615.350748][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12615.350748][T19513]      netlink_rcv_skb+0x130/0x360
[12615.350748][T19513]      netlink_unicast+0x449/0x710
[12615.350748][T19513]      netlink_sendmsg+0x723/0xbe0
[12615.350748][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12615.350748][T19513]      ___sys_sendmsg+0xee/0x170
[12615.350748][T19513]      __sys_sendmsg+0xcd/0x170
[12615.350748][T19513]      do_syscall_64+0xc6/0x1e0
[12615.350748][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12615.350748][T19513] 
[12615.352447][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12615.352447][T19513]      neigh_parms_alloc+0x1e5/0x510
[12615.352447][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12615.352447][T19513]      ipv6_find_idev+0x102/0x170
[12615.352447][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12615.352447][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12615.352447][T19513]      netlink_rcv_skb+0x130/0x360
[12615.352447][T19513]      netlink_unicast+0x449/0x710
[12615.352447][T19513]      netlink_sendmsg+0x723/0xbe0
[12615.352447][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12615.352447][T19513]      ___sys_sendmsg+0xee/0x170
[12615.352447][T19513]      __sys_sendmsg+0xcd/0x170
[12615.352447][T19513]      do_syscall_64+0xc6/0x1e0
[12615.352447][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12615.352447][T19513] 
[12625.607161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12625.607634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12625.607634][T19513]      netdev_get_by_index+0x5e/0x80
[12625.607634][T19513]      fib6_nh_init+0x3d8/0x15b0
[12625.607634][T19513]      ip6_route_info_create+0xf18/0x17d0
[12625.607634][T19513]      ip6_route_add+0x1c/0x140
[12625.607634][T19513]      addrconf_prefix_route+0x2a6/0x430
[12625.607634][T19513]      inet6_addr_add+0x4f8/0xa40
[12625.607634][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12625.607634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12625.607634][T19513]      netlink_rcv_skb+0x130/0x360
[12625.607634][T19513]      netlink_unicast+0x449/0x710
[12625.607634][T19513]      netlink_sendmsg+0x723/0xbe0
[12625.607634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12625.607634][T19513]      ___sys_sendmsg+0xee/0x170
[12625.607634][T19513]      __sys_sendmsg+0xcd/0x170
[12625.607634][T19513]      do_syscall_64+0xc6/0x1e0
[12625.607634][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12625.607634][T19513] 
[12625.609869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12625.609869][T19513]      netdev_get_by_index+0x5e/0x80
[12625.609869][T19513]      fib6_nh_init+0x3d8/0x15b0
[12625.609869][T19513]      ip6_route_info_create+0xf18/0x17d0
[12625.609869][T19513]      addrconf_f6i_alloc+0x315/0x560
[12625.609869][T19513]      ipv6_add_addr+0x411/0x2000
[12625.609869][T19513]      inet6_addr_add+0x30e/0xa40
[12625.609869][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12625.609869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12625.609869][T19513]      netlink_rcv_skb+0x130/0x360
[12625.609869][T19513]      netlink_unicast+0x449/0x710
[12625.609869][T19513]      netlink_sendmsg+0x723/0xbe0
[12625.609869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12625.609869][T19513]      ___sys_sendmsg+0xee/0x170
[12625.609869][T19513]      __sys_sendmsg+0xcd/0x170
[12625.609869][T19513]      do_syscall_64+0xc6/0x1e0
[12625.609869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12625.609869][T19513] 
[12625.612076][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12625.612076][T19513]      netdev_get_by_index+0x5e/0x80
[12625.612076][T19513]      fib6_nh_init+0x3d8/0x15b0
[12625.612076][T19513]      ip6_route_info_create+0xf18/0x17d0
[12625.612076][T19513]      ip6_route_add+0x1c/0x140
[12625.612076][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12625.612076][T19513]      addrconf_add_dev+0xe2/0x170
[12625.612076][T19513]      inet6_addr_add+0x12f/0xa40
[12625.612076][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12625.612076][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12625.612076][T19513]      netlink_rcv_skb+0x130/0x360
[12625.612076][T19513]      netlink_unicast+0x449/0x710
[12625.612076][T19513]      netlink_sendmsg+0x723/0xbe0
[12625.612076][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12625.612076][T19513]      ___sys_sendmsg+0xee/0x170
[12625.612076][T19513]      __sys_sendmsg+0xcd/0x170
[12625.612076][T19513]      do_syscall_64+0xc6/0x1e0
[12625.612076][T19513] 
[12625.614240][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12625.614240][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12625.614240][T19513]      ipv6_find_idev+0x102/0x170
[12625.614240][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12625.614240][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12625.614240][T19513]      netlink_rcv_skb+0x130/0x360
[12625.614240][T19513]      netlink_unicast+0x449/0x710
[12625.614240][T19513]      netlink_sendmsg+0x723/0xbe0
[12625.614240][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12625.614240][T19513]      ___sys_sendmsg+0xee/0x170
[12625.614240][T19513]      __sys_sendmsg+0xcd/0x170
[12625.614240][T19513]      do_syscall_64+0xc6/0x1e0
[12625.614240][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12625.614240][T19513] 
[12625.615925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12625.615925][T19513]      neigh_parms_alloc+0x1e5/0x510
[12625.615925][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12625.615925][T19513]      ipv6_find_idev+0x102/0x170
[12625.615925][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12625.615925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12625.615925][T19513]      netlink_rcv_skb+0x130/0x360
[12625.615925][T19513]      netlink_unicast+0x449/0x710
[12625.615925][T19513]      netlink_sendmsg+0x723/0xbe0
[12625.615925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12625.615925][T19513]      ___sys_sendmsg+0xee/0x170
[12625.615925][T19513]      __sys_sendmsg+0xcd/0x170
[12625.615925][T19513]      do_syscall_64+0xc6/0x1e0
[12625.615925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12625.615925][T19513] 
[12635.863112][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12635.863533][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12635.863533][T19513]      netdev_get_by_index+0x5e/0x80
[12635.863533][T19513]      fib6_nh_init+0x3d8/0x15b0
[12635.863533][T19513]      ip6_route_info_create+0xf18/0x17d0
[12635.863533][T19513]      ip6_route_add+0x1c/0x140
[12635.863533][T19513]      addrconf_prefix_route+0x2a6/0x430
[12635.863533][T19513]      inet6_addr_add+0x4f8/0xa40
[12635.863533][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12635.863533][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12635.863533][T19513]      netlink_rcv_skb+0x130/0x360
[12635.863533][T19513]      netlink_unicast+0x449/0x710
[12635.863533][T19513]      netlink_sendmsg+0x723/0xbe0
[12635.863533][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12635.863533][T19513]      ___sys_sendmsg+0xee/0x170
[12635.863533][T19513]      __sys_sendmsg+0xcd/0x170
[12635.863533][T19513]      do_syscall_64+0xc6/0x1e0
[12635.863533][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12635.863533][T19513] 
[12635.865805][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12635.865805][T19513]      netdev_get_by_index+0x5e/0x80
[12635.865805][T19513]      fib6_nh_init+0x3d8/0x15b0
[12635.865805][T19513]      ip6_route_info_create+0xf18/0x17d0
[12635.865805][T19513]      addrconf_f6i_alloc+0x315/0x560
[12635.865805][T19513]      ipv6_add_addr+0x411/0x2000
[12635.865805][T19513]      inet6_addr_add+0x30e/0xa40
[12635.865805][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12635.865805][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12635.865805][T19513]      netlink_rcv_skb+0x130/0x360
[12635.865805][T19513]      netlink_unicast+0x449/0x710
[12635.865805][T19513]      netlink_sendmsg+0x723/0xbe0
[12635.865805][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12635.865805][T19513]      ___sys_sendmsg+0xee/0x170
[12635.865805][T19513]      __sys_sendmsg+0xcd/0x170
[12635.865805][T19513]      do_syscall_64+0xc6/0x1e0
[12635.865805][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12635.865805][T19513] 
[12635.868030][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12635.868030][T19513]      netdev_get_by_index+0x5e/0x80
[12635.868030][T19513]      fib6_nh_init+0x3d8/0x15b0
[12635.868030][T19513]      ip6_route_info_create+0xf18/0x17d0
[12635.868030][T19513]      ip6_route_add+0x1c/0x140
[12635.868030][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12635.868030][T19513]      addrconf_add_dev+0xe2/0x170
[12635.868030][T19513]      inet6_addr_add+0x12f/0xa40
[12635.868030][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12635.868030][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12635.868030][T19513]      netlink_rcv_skb+0x130/0x360
[12635.868030][T19513]      netlink_unicast+0x449/0x710
[12635.868030][T19513]      netlink_sendmsg+0x723/0xbe0
[12635.868030][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12635.868030][T19513]      ___sys_sendmsg+0xee/0x170
[12635.868030][T19513]      __sys_sendmsg+0xcd/0x170
[12635.868030][T19513]      do_syscall_64+0xc6/0x1e0
[12635.868030][T19513] 
[12635.870237][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12635.870237][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12635.870237][T19513]      ipv6_find_idev+0x102/0x170
[12635.870237][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12635.870237][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12635.870237][T19513]      netlink_rcv_skb+0x130/0x360
[12635.870237][T19513]      netlink_unicast+0x449/0x710
[12635.870237][T19513]      netlink_sendmsg+0x723/0xbe0
[12635.870237][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12635.870237][T19513]      ___sys_sendmsg+0xee/0x170
[12635.870237][T19513]      __sys_sendmsg+0xcd/0x170
[12635.870237][T19513]      do_syscall_64+0xc6/0x1e0
[12635.870237][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12635.870237][T19513] 
[12635.871943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12635.871943][T19513]      neigh_parms_alloc+0x1e5/0x510
[12635.871943][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12635.871943][T19513]      ipv6_find_idev+0x102/0x170
[12635.871943][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12635.871943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12635.871943][T19513]      netlink_rcv_skb+0x130/0x360
[12635.871943][T19513]      netlink_unicast+0x449/0x710
[12635.871943][T19513]      netlink_sendmsg+0x723/0xbe0
[12635.871943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12635.871943][T19513]      ___sys_sendmsg+0xee/0x170
[12635.871943][T19513]      __sys_sendmsg+0xcd/0x170
[12635.871943][T19513]      do_syscall_64+0xc6/0x1e0
[12635.871943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12635.871943][T19513] 
[12646.031142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12646.031600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12646.031600][T19513]      netdev_get_by_index+0x5e/0x80
[12646.031600][T19513]      fib6_nh_init+0x3d8/0x15b0
[12646.031600][T19513]      ip6_route_info_create+0xf18/0x17d0
[12646.031600][T19513]      ip6_route_add+0x1c/0x140
[12646.031600][T19513]      addrconf_prefix_route+0x2a6/0x430
[12646.031600][T19513]      inet6_addr_add+0x4f8/0xa40
[12646.031600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12646.031600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12646.031600][T19513]      netlink_rcv_skb+0x130/0x360
[12646.031600][T19513]      netlink_unicast+0x449/0x710
[12646.031600][T19513]      netlink_sendmsg+0x723/0xbe0
[12646.031600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12646.031600][T19513]      ___sys_sendmsg+0xee/0x170
[12646.031600][T19513]      __sys_sendmsg+0xcd/0x170
[12646.031600][T19513]      do_syscall_64+0xc6/0x1e0
[12646.031600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12646.031600][T19513] 
[12646.033833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12646.033833][T19513]      netdev_get_by_index+0x5e/0x80
[12646.033833][T19513]      fib6_nh_init+0x3d8/0x15b0
[12646.033833][T19513]      ip6_route_info_create+0xf18/0x17d0
[12646.033833][T19513]      addrconf_f6i_alloc+0x315/0x560
[12646.033833][T19513]      ipv6_add_addr+0x411/0x2000
[12646.033833][T19513]      inet6_addr_add+0x30e/0xa40
[12646.033833][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12646.033833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12646.033833][T19513]      netlink_rcv_skb+0x130/0x360
[12646.033833][T19513]      netlink_unicast+0x449/0x710
[12646.033833][T19513]      netlink_sendmsg+0x723/0xbe0
[12646.033833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12646.033833][T19513]      ___sys_sendmsg+0xee/0x170
[12646.033833][T19513]      __sys_sendmsg+0xcd/0x170
[12646.033833][T19513]      do_syscall_64+0xc6/0x1e0
[12646.033833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12646.033833][T19513] 
[12646.036062][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12646.036062][T19513]      netdev_get_by_index+0x5e/0x80
[12646.036062][T19513]      fib6_nh_init+0x3d8/0x15b0
[12646.036062][T19513]      ip6_route_info_create+0xf18/0x17d0
[12646.036062][T19513]      ip6_route_add+0x1c/0x140
[12646.036062][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12646.036062][T19513]      addrconf_add_dev+0xe2/0x170
[12646.036062][T19513]      inet6_addr_add+0x12f/0xa40
[12646.036062][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12646.036062][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12646.036062][T19513]      netlink_rcv_skb+0x130/0x360
[12646.036062][T19513]      netlink_unicast+0x449/0x710
[12646.036062][T19513]      netlink_sendmsg+0x723/0xbe0
[12646.036062][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12646.036062][T19513]      ___sys_sendmsg+0xee/0x170
[12646.036062][T19513]      __sys_sendmsg+0xcd/0x170
[12646.036062][T19513]      do_syscall_64+0xc6/0x1e0
[12646.036062][T19513] 
[12646.038224][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12646.038224][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12646.038224][T19513]      ipv6_find_idev+0x102/0x170
[12646.038224][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12646.038224][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12646.038224][T19513]      netlink_rcv_skb+0x130/0x360
[12646.038224][T19513]      netlink_unicast+0x449/0x710
[12646.038224][T19513]      netlink_sendmsg+0x723/0xbe0
[12646.038224][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12646.038224][T19513]      ___sys_sendmsg+0xee/0x170
[12646.038224][T19513]      __sys_sendmsg+0xcd/0x170
[12646.038224][T19513]      do_syscall_64+0xc6/0x1e0
[12646.038224][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12646.038224][T19513] 
[12646.039924][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12646.039924][T19513]      neigh_parms_alloc+0x1e5/0x510
[12646.039924][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12646.039924][T19513]      ipv6_find_idev+0x102/0x170
[12646.039924][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12646.039924][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12646.039924][T19513]      netlink_rcv_skb+0x130/0x360
[12646.039924][T19513]      netlink_unicast+0x449/0x710
[12646.039924][T19513]      netlink_sendmsg+0x723/0xbe0
[12646.039924][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12646.039924][T19513]      ___sys_sendmsg+0xee/0x170
[12646.039924][T19513]      __sys_sendmsg+0xcd/0x170
[12646.039924][T19513]      do_syscall_64+0xc6/0x1e0
[12646.039924][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12646.039924][T19513] 
[12656.279101][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12656.279731][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12656.279731][T19513]      netdev_get_by_index+0x5e/0x80
[12656.279731][T19513]      fib6_nh_init+0x3d8/0x15b0
[12656.279731][T19513]      ip6_route_info_create+0xf18/0x17d0
[12656.279731][T19513]      ip6_route_add+0x1c/0x140
[12656.279731][T19513]      addrconf_prefix_route+0x2a6/0x430
[12656.279731][T19513]      inet6_addr_add+0x4f8/0xa40
[12656.279731][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12656.279731][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12656.279731][T19513]      netlink_rcv_skb+0x130/0x360
[12656.279731][T19513]      netlink_unicast+0x449/0x710
[12656.279731][T19513]      netlink_sendmsg+0x723/0xbe0
[12656.279731][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12656.279731][T19513]      ___sys_sendmsg+0xee/0x170
[12656.279731][T19513]      __sys_sendmsg+0xcd/0x170
[12656.279731][T19513]      do_syscall_64+0xc6/0x1e0
[12656.279731][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12656.279731][T19513] 
[12656.283204][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12656.283204][T19513]      netdev_get_by_index+0x5e/0x80
[12656.283204][T19513]      fib6_nh_init+0x3d8/0x15b0
[12656.283204][T19513]      ip6_route_info_create+0xf18/0x17d0
[12656.283204][T19513]      addrconf_f6i_alloc+0x315/0x560
[12656.283204][T19513]      ipv6_add_addr+0x411/0x2000
[12656.283204][T19513]      inet6_addr_add+0x30e/0xa40
[12656.283204][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12656.283204][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12656.283204][T19513]      netlink_rcv_skb+0x130/0x360
[12656.283204][T19513]      netlink_unicast+0x449/0x710
[12656.283204][T19513]      netlink_sendmsg+0x723/0xbe0
[12656.283204][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12656.283204][T19513]      ___sys_sendmsg+0xee/0x170
[12656.283204][T19513]      __sys_sendmsg+0xcd/0x170
[12656.283204][T19513]      do_syscall_64+0xc6/0x1e0
[12656.283204][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12656.283204][T19513] 
[12656.286845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12656.286845][T19513]      netdev_get_by_index+0x5e/0x80
[12656.286845][T19513]      fib6_nh_init+0x3d8/0x15b0
[12656.286845][T19513]      ip6_route_info_create+0xf18/0x17d0
[12656.286845][T19513]      ip6_route_add+0x1c/0x140
[12656.286845][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12656.286845][T19513]      addrconf_add_dev+0xe2/0x170
[12656.286845][T19513]      inet6_addr_add+0x12f/0xa40
[12656.286845][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12656.286845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12656.286845][T19513]      netlink_rcv_skb+0x130/0x360
[12656.286845][T19513]      netlink_unicast+0x449/0x710
[12656.286845][T19513]      netlink_sendmsg+0x723/0xbe0
[12656.286845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12656.286845][T19513]      ___sys_sendmsg+0xee/0x170
[12656.286845][T19513]      __sys_sendmsg+0xcd/0x170
[12656.286845][T19513]      do_syscall_64+0xc6/0x1e0
[12656.286845][T19513] 
[12656.290361][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12656.290361][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12656.290361][T19513]      ipv6_find_idev+0x102/0x170
[12656.290361][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12656.290361][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12656.290361][T19513]      netlink_rcv_skb+0x130/0x360
[12656.290361][T19513]      netlink_unicast+0x449/0x710
[12656.290361][T19513]      netlink_sendmsg+0x723/0xbe0
[12656.290361][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12656.290361][T19513]      ___sys_sendmsg+0xee/0x170
[12656.290361][T19513]      __sys_sendmsg+0xcd/0x170
[12656.290361][T19513]      do_syscall_64+0xc6/0x1e0
[12656.290361][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12656.290361][T19513] 
[12656.293151][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12656.293151][T19513]      neigh_parms_alloc+0x1e5/0x510
[12656.293151][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12656.293151][T19513]      ipv6_find_idev+0x102/0x170
[12656.293151][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12656.293151][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12656.293151][T19513]      netlink_rcv_skb+0x130/0x360
[12656.293151][T19513]      netlink_unicast+0x449/0x710
[12656.293151][T19513]      netlink_sendmsg+0x723/0xbe0
[12656.293151][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12656.293151][T19513]      ___sys_sendmsg+0xee/0x170
[12656.293151][T19513]      __sys_sendmsg+0xcd/0x170
[12656.293151][T19513]      do_syscall_64+0xc6/0x1e0
[12656.293151][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12656.293151][T19513] 
[12666.383179][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12666.383656][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12666.383656][T19513]      netdev_get_by_index+0x5e/0x80
[12666.383656][T19513]      fib6_nh_init+0x3d8/0x15b0
[12666.383656][T19513]      ip6_route_info_create+0xf18/0x17d0
[12666.383656][T19513]      ip6_route_add+0x1c/0x140
[12666.383656][T19513]      addrconf_prefix_route+0x2a6/0x430
[12666.383656][T19513]      inet6_addr_add+0x4f8/0xa40
[12666.383656][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12666.383656][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12666.383656][T19513]      netlink_rcv_skb+0x130/0x360
[12666.383656][T19513]      netlink_unicast+0x449/0x710
[12666.383656][T19513]      netlink_sendmsg+0x723/0xbe0
[12666.383656][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12666.383656][T19513]      ___sys_sendmsg+0xee/0x170
[12666.383656][T19513]      __sys_sendmsg+0xcd/0x170
[12666.383656][T19513]      do_syscall_64+0xc6/0x1e0
[12666.383656][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12666.383656][T19513] 
[12666.385877][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12666.385877][T19513]      netdev_get_by_index+0x5e/0x80
[12666.385877][T19513]      fib6_nh_init+0x3d8/0x15b0
[12666.385877][T19513]      ip6_route_info_create+0xf18/0x17d0
[12666.385877][T19513]      addrconf_f6i_alloc+0x315/0x560
[12666.385877][T19513]      ipv6_add_addr+0x411/0x2000
[12666.385877][T19513]      inet6_addr_add+0x30e/0xa40
[12666.385877][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12666.385877][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12666.385877][T19513]      netlink_rcv_skb+0x130/0x360
[12666.385877][T19513]      netlink_unicast+0x449/0x710
[12666.385877][T19513]      netlink_sendmsg+0x723/0xbe0
[12666.385877][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12666.385877][T19513]      ___sys_sendmsg+0xee/0x170
[12666.385877][T19513]      __sys_sendmsg+0xcd/0x170
[12666.385877][T19513]      do_syscall_64+0xc6/0x1e0
[12666.385877][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12666.385877][T19513] 
[12666.388087][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12666.388087][T19513]      netdev_get_by_index+0x5e/0x80
[12666.388087][T19513]      fib6_nh_init+0x3d8/0x15b0
[12666.388087][T19513]      ip6_route_info_create+0xf18/0x17d0
[12666.388087][T19513]      ip6_route_add+0x1c/0x140
[12666.388087][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12666.388087][T19513]      addrconf_add_dev+0xe2/0x170
[12666.388087][T19513]      inet6_addr_add+0x12f/0xa40
[12666.388087][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12666.388087][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12666.388087][T19513]      netlink_rcv_skb+0x130/0x360
[12666.388087][T19513]      netlink_unicast+0x449/0x710
[12666.388087][T19513]      netlink_sendmsg+0x723/0xbe0
[12666.388087][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12666.388087][T19513]      ___sys_sendmsg+0xee/0x170
[12666.388087][T19513]      __sys_sendmsg+0xcd/0x170
[12666.388087][T19513]      do_syscall_64+0xc6/0x1e0
[12666.388087][T19513] 
[12666.390264][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12666.390264][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12666.390264][T19513]      ipv6_find_idev+0x102/0x170
[12666.390264][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12666.390264][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12666.390264][T19513]      netlink_rcv_skb+0x130/0x360
[12666.390264][T19513]      netlink_unicast+0x449/0x710
[12666.390264][T19513]      netlink_sendmsg+0x723/0xbe0
[12666.390264][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12666.390264][T19513]      ___sys_sendmsg+0xee/0x170
[12666.390264][T19513]      __sys_sendmsg+0xcd/0x170
[12666.390264][T19513]      do_syscall_64+0xc6/0x1e0
[12666.390264][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12666.390264][T19513] 
[12666.391989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12666.391989][T19513]      neigh_parms_alloc+0x1e5/0x510
[12666.391989][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12666.391989][T19513]      ipv6_find_idev+0x102/0x170
[12666.391989][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12666.391989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12666.391989][T19513]      netlink_rcv_skb+0x130/0x360
[12666.391989][T19513]      netlink_unicast+0x449/0x710
[12666.391989][T19513]      netlink_sendmsg+0x723/0xbe0
[12666.391989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12666.391989][T19513]      ___sys_sendmsg+0xee/0x170
[12666.391989][T19513]      __sys_sendmsg+0xcd/0x170
[12666.391989][T19513]      do_syscall_64+0xc6/0x1e0
[12666.391989][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12666.391989][T19513] 
[12676.631178][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12676.631670][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12676.631670][T19513]      netdev_get_by_index+0x5e/0x80
[12676.631670][T19513]      fib6_nh_init+0x3d8/0x15b0
[12676.631670][T19513]      ip6_route_info_create+0xf18/0x17d0
[12676.631670][T19513]      ip6_route_add+0x1c/0x140
[12676.631670][T19513]      addrconf_prefix_route+0x2a6/0x430
[12676.631670][T19513]      inet6_addr_add+0x4f8/0xa40
[12676.631670][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12676.631670][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12676.631670][T19513]      netlink_rcv_skb+0x130/0x360
[12676.631670][T19513]      netlink_unicast+0x449/0x710
[12676.631670][T19513]      netlink_sendmsg+0x723/0xbe0
[12676.631670][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12676.631670][T19513]      ___sys_sendmsg+0xee/0x170
[12676.631670][T19513]      __sys_sendmsg+0xcd/0x170
[12676.631670][T19513]      do_syscall_64+0xc6/0x1e0
[12676.631670][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12676.631670][T19513] 
[12676.633891][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12676.633891][T19513]      netdev_get_by_index+0x5e/0x80
[12676.633891][T19513]      fib6_nh_init+0x3d8/0x15b0
[12676.633891][T19513]      ip6_route_info_create+0xf18/0x17d0
[12676.633891][T19513]      addrconf_f6i_alloc+0x315/0x560
[12676.633891][T19513]      ipv6_add_addr+0x411/0x2000
[12676.633891][T19513]      inet6_addr_add+0x30e/0xa40
[12676.633891][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12676.633891][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12676.633891][T19513]      netlink_rcv_skb+0x130/0x360
[12676.633891][T19513]      netlink_unicast+0x449/0x710
[12676.633891][T19513]      netlink_sendmsg+0x723/0xbe0
[12676.633891][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12676.633891][T19513]      ___sys_sendmsg+0xee/0x170
[12676.633891][T19513]      __sys_sendmsg+0xcd/0x170
[12676.633891][T19513]      do_syscall_64+0xc6/0x1e0
[12676.633891][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12676.633891][T19513] 
[12676.636106][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12676.636106][T19513]      netdev_get_by_index+0x5e/0x80
[12676.636106][T19513]      fib6_nh_init+0x3d8/0x15b0
[12676.636106][T19513]      ip6_route_info_create+0xf18/0x17d0
[12676.636106][T19513]      ip6_route_add+0x1c/0x140
[12676.636106][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12676.636106][T19513]      addrconf_add_dev+0xe2/0x170
[12676.636106][T19513]      inet6_addr_add+0x12f/0xa40
[12676.636106][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12676.636106][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12676.636106][T19513]      netlink_rcv_skb+0x130/0x360
[12676.636106][T19513]      netlink_unicast+0x449/0x710
[12676.636106][T19513]      netlink_sendmsg+0x723/0xbe0
[12676.636106][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12676.636106][T19513]      ___sys_sendmsg+0xee/0x170
[12676.636106][T19513]      __sys_sendmsg+0xcd/0x170
[12676.636106][T19513]      do_syscall_64+0xc6/0x1e0
[12676.636106][T19513] 
[12676.638280][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12676.638280][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12676.638280][T19513]      ipv6_find_idev+0x102/0x170
[12676.638280][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12676.638280][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12676.638280][T19513]      netlink_rcv_skb+0x130/0x360
[12676.638280][T19513]      netlink_unicast+0x449/0x710
[12676.638280][T19513]      netlink_sendmsg+0x723/0xbe0
[12676.638280][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12676.638280][T19513]      ___sys_sendmsg+0xee/0x170
[12676.638280][T19513]      __sys_sendmsg+0xcd/0x170
[12676.638280][T19513]      do_syscall_64+0xc6/0x1e0
[12676.638280][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12676.638280][T19513] 
[12676.639973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12676.639973][T19513]      neigh_parms_alloc+0x1e5/0x510
[12676.639973][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12676.639973][T19513]      ipv6_find_idev+0x102/0x170
[12676.639973][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12676.639973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12676.639973][T19513]      netlink_rcv_skb+0x130/0x360
[12676.639973][T19513]      netlink_unicast+0x449/0x710
[12676.639973][T19513]      netlink_sendmsg+0x723/0xbe0
[12676.639973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12676.639973][T19513]      ___sys_sendmsg+0xee/0x170
[12676.639973][T19513]      __sys_sendmsg+0xcd/0x170
[12676.639973][T19513]      do_syscall_64+0xc6/0x1e0
[12676.639973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12676.639973][T19513] 
[12686.879116][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12686.879516][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12686.879516][T19513]      netdev_get_by_index+0x5e/0x80
[12686.879516][T19513]      fib6_nh_init+0x3d8/0x15b0
[12686.879516][T19513]      ip6_route_info_create+0xf18/0x17d0
[12686.879516][T19513]      ip6_route_add+0x1c/0x140
[12686.879516][T19513]      addrconf_prefix_route+0x2a6/0x430
[12686.879516][T19513]      inet6_addr_add+0x4f8/0xa40
[12686.879516][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12686.879516][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12686.879516][T19513]      netlink_rcv_skb+0x130/0x360
[12686.879516][T19513]      netlink_unicast+0x449/0x710
[12686.879516][T19513]      netlink_sendmsg+0x723/0xbe0
[12686.879516][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12686.879516][T19513]      ___sys_sendmsg+0xee/0x170
[12686.879516][T19513]      __sys_sendmsg+0xcd/0x170
[12686.879516][T19513]      do_syscall_64+0xc6/0x1e0
[12686.879516][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12686.879516][T19513] 
[12686.882286][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12686.882286][T19513]      netdev_get_by_index+0x5e/0x80
[12686.882286][T19513]      fib6_nh_init+0x3d8/0x15b0
[12686.882286][T19513]      ip6_route_info_create+0xf18/0x17d0
[12686.882286][T19513]      addrconf_f6i_alloc+0x315/0x560
[12686.882286][T19513]      ipv6_add_addr+0x411/0x2000
[12686.882286][T19513]      inet6_addr_add+0x30e/0xa40
[12686.882286][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12686.882286][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12686.882286][T19513]      netlink_rcv_skb+0x130/0x360
[12686.882286][T19513]      netlink_unicast+0x449/0x710
[12686.882286][T19513]      netlink_sendmsg+0x723/0xbe0
[12686.882286][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12686.882286][T19513]      ___sys_sendmsg+0xee/0x170
[12686.882286][T19513]      __sys_sendmsg+0xcd/0x170
[12686.882286][T19513]      do_syscall_64+0xc6/0x1e0
[12686.882286][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12686.882286][T19513] 
[12686.884606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12686.884606][T19513]      netdev_get_by_index+0x5e/0x80
[12686.884606][T19513]      fib6_nh_init+0x3d8/0x15b0
[12686.884606][T19513]      ip6_route_info_create+0xf18/0x17d0
[12686.884606][T19513]      ip6_route_add+0x1c/0x140
[12686.884606][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12686.884606][T19513]      addrconf_add_dev+0xe2/0x170
[12686.884606][T19513]      inet6_addr_add+0x12f/0xa40
[12686.884606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12686.884606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12686.884606][T19513]      netlink_rcv_skb+0x130/0x360
[12686.884606][T19513]      netlink_unicast+0x449/0x710
[12686.884606][T19513]      netlink_sendmsg+0x723/0xbe0
[12686.884606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12686.884606][T19513]      ___sys_sendmsg+0xee/0x170
[12686.884606][T19513]      __sys_sendmsg+0xcd/0x170
[12686.884606][T19513]      do_syscall_64+0xc6/0x1e0
[12686.884606][T19513] 
[12686.886786][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12686.886786][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12686.886786][T19513]      ipv6_find_idev+0x102/0x170
[12686.886786][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12686.886786][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12686.886786][T19513]      netlink_rcv_skb+0x130/0x360
[12686.886786][T19513]      netlink_unicast+0x449/0x710
[12686.886786][T19513]      netlink_sendmsg+0x723/0xbe0
[12686.886786][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12686.886786][T19513]      ___sys_sendmsg+0xee/0x170
[12686.886786][T19513]      __sys_sendmsg+0xcd/0x170
[12686.886786][T19513]      do_syscall_64+0xc6/0x1e0
[12686.886786][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12686.886786][T19513] 
[12686.888484][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12686.888484][T19513]      neigh_parms_alloc+0x1e5/0x510
[12686.888484][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12686.888484][T19513]      ipv6_find_idev+0x102/0x170
[12686.888484][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12686.888484][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12686.888484][T19513]      netlink_rcv_skb+0x130/0x360
[12686.888484][T19513]      netlink_unicast+0x449/0x710
[12686.888484][T19513]      netlink_sendmsg+0x723/0xbe0
[12686.888484][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12686.888484][T19513]      ___sys_sendmsg+0xee/0x170
[12686.888484][T19513]      __sys_sendmsg+0xcd/0x170
[12686.888484][T19513]      do_syscall_64+0xc6/0x1e0
[12686.888484][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12686.888484][T19513] 
[12696.959138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12696.959630][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12696.959630][T19513]      netdev_get_by_index+0x5e/0x80
[12696.959630][T19513]      fib6_nh_init+0x3d8/0x15b0
[12696.959630][T19513]      ip6_route_info_create+0xf18/0x17d0
[12696.959630][T19513]      ip6_route_add+0x1c/0x140
[12696.959630][T19513]      addrconf_prefix_route+0x2a6/0x430
[12696.959630][T19513]      inet6_addr_add+0x4f8/0xa40
[12696.959630][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12696.959630][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12696.959630][T19513]      netlink_rcv_skb+0x130/0x360
[12696.959630][T19513]      netlink_unicast+0x449/0x710
[12696.959630][T19513]      netlink_sendmsg+0x723/0xbe0
[12696.959630][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12696.959630][T19513]      ___sys_sendmsg+0xee/0x170
[12696.959630][T19513]      __sys_sendmsg+0xcd/0x170
[12696.959630][T19513]      do_syscall_64+0xc6/0x1e0
[12696.959630][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12696.959630][T19513] 
[12696.961874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12696.961874][T19513]      netdev_get_by_index+0x5e/0x80
[12696.961874][T19513]      fib6_nh_init+0x3d8/0x15b0
[12696.961874][T19513]      ip6_route_info_create+0xf18/0x17d0
[12696.961874][T19513]      addrconf_f6i_alloc+0x315/0x560
[12696.961874][T19513]      ipv6_add_addr+0x411/0x2000
[12696.961874][T19513]      inet6_addr_add+0x30e/0xa40
[12696.961874][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12696.961874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12696.961874][T19513]      netlink_rcv_skb+0x130/0x360
[12696.961874][T19513]      netlink_unicast+0x449/0x710
[12696.961874][T19513]      netlink_sendmsg+0x723/0xbe0
[12696.961874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12696.961874][T19513]      ___sys_sendmsg+0xee/0x170
[12696.961874][T19513]      __sys_sendmsg+0xcd/0x170
[12696.961874][T19513]      do_syscall_64+0xc6/0x1e0
[12696.961874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12696.961874][T19513] 
[12696.964079][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12696.964079][T19513]      netdev_get_by_index+0x5e/0x80
[12696.964079][T19513]      fib6_nh_init+0x3d8/0x15b0
[12696.964079][T19513]      ip6_route_info_create+0xf18/0x17d0
[12696.964079][T19513]      ip6_route_add+0x1c/0x140
[12696.964079][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12696.964079][T19513]      addrconf_add_dev+0xe2/0x170
[12696.964079][T19513]      inet6_addr_add+0x12f/0xa40
[12696.964079][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12696.964079][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12696.964079][T19513]      netlink_rcv_skb+0x130/0x360
[12696.964079][T19513]      netlink_unicast+0x449/0x710
[12696.964079][T19513]      netlink_sendmsg+0x723/0xbe0
[12696.964079][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12696.964079][T19513]      ___sys_sendmsg+0xee/0x170
[12696.964079][T19513]      __sys_sendmsg+0xcd/0x170
[12696.964079][T19513]      do_syscall_64+0xc6/0x1e0
[12696.964079][T19513] 
[12696.966241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12696.966241][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12696.966241][T19513]      ipv6_find_idev+0x102/0x170
[12696.966241][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12696.966241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12696.966241][T19513]      netlink_rcv_skb+0x130/0x360
[12696.966241][T19513]      netlink_unicast+0x449/0x710
[12696.966241][T19513]      netlink_sendmsg+0x723/0xbe0
[12696.966241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12696.966241][T19513]      ___sys_sendmsg+0xee/0x170
[12696.966241][T19513]      __sys_sendmsg+0xcd/0x170
[12696.966241][T19513]      do_syscall_64+0xc6/0x1e0
[12696.966241][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12696.966241][T19513] 
[12696.967944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12696.967944][T19513]      neigh_parms_alloc+0x1e5/0x510
[12696.967944][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12696.967944][T19513]      ipv6_find_idev+0x102/0x170
[12696.967944][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12696.967944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12696.967944][T19513]      netlink_rcv_skb+0x130/0x360
[12696.967944][T19513]      netlink_unicast+0x449/0x710
[12696.967944][T19513]      netlink_sendmsg+0x723/0xbe0
[12696.967944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12696.967944][T19513]      ___sys_sendmsg+0xee/0x170
[12696.967944][T19513]      __sys_sendmsg+0xcd/0x170
[12696.967944][T19513]      do_syscall_64+0xc6/0x1e0
[12696.967944][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12696.967944][T19513] 
[12707.207191][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12707.207613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12707.207613][T19513]      netdev_get_by_index+0x5e/0x80
[12707.207613][T19513]      fib6_nh_init+0x3d8/0x15b0
[12707.207613][T19513]      ip6_route_info_create+0xf18/0x17d0
[12707.207613][T19513]      ip6_route_add+0x1c/0x140
[12707.207613][T19513]      addrconf_prefix_route+0x2a6/0x430
[12707.207613][T19513]      inet6_addr_add+0x4f8/0xa40
[12707.207613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12707.207613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12707.207613][T19513]      netlink_rcv_skb+0x130/0x360
[12707.207613][T19513]      netlink_unicast+0x449/0x710
[12707.207613][T19513]      netlink_sendmsg+0x723/0xbe0
[12707.207613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12707.207613][T19513]      ___sys_sendmsg+0xee/0x170
[12707.207613][T19513]      __sys_sendmsg+0xcd/0x170
[12707.207613][T19513]      do_syscall_64+0xc6/0x1e0
[12707.207613][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12707.207613][T19513] 
[12707.209866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12707.209866][T19513]      netdev_get_by_index+0x5e/0x80
[12707.209866][T19513]      fib6_nh_init+0x3d8/0x15b0
[12707.209866][T19513]      ip6_route_info_create+0xf18/0x17d0
[12707.209866][T19513]      addrconf_f6i_alloc+0x315/0x560
[12707.209866][T19513]      ipv6_add_addr+0x411/0x2000
[12707.209866][T19513]      inet6_addr_add+0x30e/0xa40
[12707.209866][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12707.209866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12707.209866][T19513]      netlink_rcv_skb+0x130/0x360
[12707.209866][T19513]      netlink_unicast+0x449/0x710
[12707.209866][T19513]      netlink_sendmsg+0x723/0xbe0
[12707.209866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12707.209866][T19513]      ___sys_sendmsg+0xee/0x170
[12707.209866][T19513]      __sys_sendmsg+0xcd/0x170
[12707.209866][T19513]      do_syscall_64+0xc6/0x1e0
[12707.209866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12707.209866][T19513] 
[12707.212086][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12707.212086][T19513]      netdev_get_by_index+0x5e/0x80
[12707.212086][T19513]      fib6_nh_init+0x3d8/0x15b0
[12707.212086][T19513]      ip6_route_info_create+0xf18/0x17d0
[12707.212086][T19513]      ip6_route_add+0x1c/0x140
[12707.212086][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12707.212086][T19513]      addrconf_add_dev+0xe2/0x170
[12707.212086][T19513]      inet6_addr_add+0x12f/0xa40
[12707.212086][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12707.212086][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12707.212086][T19513]      netlink_rcv_skb+0x130/0x360
[12707.212086][T19513]      netlink_unicast+0x449/0x710
[12707.212086][T19513]      netlink_sendmsg+0x723/0xbe0
[12707.212086][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12707.212086][T19513]      ___sys_sendmsg+0xee/0x170
[12707.212086][T19513]      __sys_sendmsg+0xcd/0x170
[12707.212086][T19513]      do_syscall_64+0xc6/0x1e0
[12707.212086][T19513] 
[12707.214250][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12707.214250][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12707.214250][T19513]      ipv6_find_idev+0x102/0x170
[12707.214250][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12707.214250][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12707.214250][T19513]      netlink_rcv_skb+0x130/0x360
[12707.214250][T19513]      netlink_unicast+0x449/0x710
[12707.214250][T19513]      netlink_sendmsg+0x723/0xbe0
[12707.214250][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12707.214250][T19513]      ___sys_sendmsg+0xee/0x170
[12707.214250][T19513]      __sys_sendmsg+0xcd/0x170
[12707.214250][T19513]      do_syscall_64+0xc6/0x1e0
[12707.214250][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12707.214250][T19513] 
[12707.215943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12707.215943][T19513]      neigh_parms_alloc+0x1e5/0x510
[12707.215943][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12707.215943][T19513]      ipv6_find_idev+0x102/0x170
[12707.215943][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12707.215943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12707.215943][T19513]      netlink_rcv_skb+0x130/0x360
[12707.215943][T19513]      netlink_unicast+0x449/0x710
[12707.215943][T19513]      netlink_sendmsg+0x723/0xbe0
[12707.215943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12707.215943][T19513]      ___sys_sendmsg+0xee/0x170
[12707.215943][T19513]      __sys_sendmsg+0xcd/0x170
[12707.215943][T19513]      do_syscall_64+0xc6/0x1e0
[12707.215943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12707.215943][T19513] 
[12717.455123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12717.455554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12717.455554][T19513]      netdev_get_by_index+0x5e/0x80
[12717.455554][T19513]      fib6_nh_init+0x3d8/0x15b0
[12717.455554][T19513]      ip6_route_info_create+0xf18/0x17d0
[12717.455554][T19513]      ip6_route_add+0x1c/0x140
[12717.455554][T19513]      addrconf_prefix_route+0x2a6/0x430
[12717.455554][T19513]      inet6_addr_add+0x4f8/0xa40
[12717.455554][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12717.455554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12717.455554][T19513]      netlink_rcv_skb+0x130/0x360
[12717.455554][T19513]      netlink_unicast+0x449/0x710
[12717.455554][T19513]      netlink_sendmsg+0x723/0xbe0
[12717.455554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12717.455554][T19513]      ___sys_sendmsg+0xee/0x170
[12717.455554][T19513]      __sys_sendmsg+0xcd/0x170
[12717.455554][T19513]      do_syscall_64+0xc6/0x1e0
[12717.455554][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12717.455554][T19513] 
[12717.457914][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12717.457914][T19513]      netdev_get_by_index+0x5e/0x80
[12717.457914][T19513]      fib6_nh_init+0x3d8/0x15b0
[12717.457914][T19513]      ip6_route_info_create+0xf18/0x17d0
[12717.457914][T19513]      addrconf_f6i_alloc+0x315/0x560
[12717.457914][T19513]      ipv6_add_addr+0x411/0x2000
[12717.457914][T19513]      inet6_addr_add+0x30e/0xa40
[12717.457914][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12717.457914][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12717.457914][T19513]      netlink_rcv_skb+0x130/0x360
[12717.457914][T19513]      netlink_unicast+0x449/0x710
[12717.457914][T19513]      netlink_sendmsg+0x723/0xbe0
[12717.457914][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12717.457914][T19513]      ___sys_sendmsg+0xee/0x170
[12717.457914][T19513]      __sys_sendmsg+0xcd/0x170
[12717.457914][T19513]      do_syscall_64+0xc6/0x1e0
[12717.457914][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12717.457914][T19513] 
[12717.460147][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12717.460147][T19513]      netdev_get_by_index+0x5e/0x80
[12717.460147][T19513]      fib6_nh_init+0x3d8/0x15b0
[12717.460147][T19513]      ip6_route_info_create+0xf18/0x17d0
[12717.460147][T19513]      ip6_route_add+0x1c/0x140
[12717.460147][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12717.460147][T19513]      addrconf_add_dev+0xe2/0x170
[12717.460147][T19513]      inet6_addr_add+0x12f/0xa40
[12717.460147][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12717.460147][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12717.460147][T19513]      netlink_rcv_skb+0x130/0x360
[12717.460147][T19513]      netlink_unicast+0x449/0x710
[12717.460147][T19513]      netlink_sendmsg+0x723/0xbe0
[12717.460147][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12717.460147][T19513]      ___sys_sendmsg+0xee/0x170
[12717.460147][T19513]      __sys_sendmsg+0xcd/0x170
[12717.460147][T19513]      do_syscall_64+0xc6/0x1e0
[12717.460147][T19513] 
[12717.462326][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12717.462326][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12717.462326][T19513]      ipv6_find_idev+0x102/0x170
[12717.462326][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12717.462326][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12717.462326][T19513]      netlink_rcv_skb+0x130/0x360
[12717.462326][T19513]      netlink_unicast+0x449/0x710
[12717.462326][T19513]      netlink_sendmsg+0x723/0xbe0
[12717.462326][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12717.462326][T19513]      ___sys_sendmsg+0xee/0x170
[12717.462326][T19513]      __sys_sendmsg+0xcd/0x170
[12717.462326][T19513]      do_syscall_64+0xc6/0x1e0
[12717.462326][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12717.462326][T19513] 
[12717.464026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12717.464026][T19513]      neigh_parms_alloc+0x1e5/0x510
[12717.464026][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12717.464026][T19513]      ipv6_find_idev+0x102/0x170
[12717.464026][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12717.464026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12717.464026][T19513]      netlink_rcv_skb+0x130/0x360
[12717.464026][T19513]      netlink_unicast+0x449/0x710
[12717.464026][T19513]      netlink_sendmsg+0x723/0xbe0
[12717.464026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12717.464026][T19513]      ___sys_sendmsg+0xee/0x170
[12717.464026][T19513]      __sys_sendmsg+0xcd/0x170
[12717.464026][T19513]      do_syscall_64+0xc6/0x1e0
[12717.464026][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12717.464026][T19513] 
[12727.695111][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12727.695559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12727.695559][T19513]      netdev_get_by_index+0x5e/0x80
[12727.695559][T19513]      fib6_nh_init+0x3d8/0x15b0
[12727.695559][T19513]      ip6_route_info_create+0xf18/0x17d0
[12727.695559][T19513]      ip6_route_add+0x1c/0x140
[12727.695559][T19513]      addrconf_prefix_route+0x2a6/0x430
[12727.695559][T19513]      inet6_addr_add+0x4f8/0xa40
[12727.695559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12727.695559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12727.695559][T19513]      netlink_rcv_skb+0x130/0x360
[12727.695559][T19513]      netlink_unicast+0x449/0x710
[12727.695559][T19513]      netlink_sendmsg+0x723/0xbe0
[12727.695559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12727.695559][T19513]      ___sys_sendmsg+0xee/0x170
[12727.695559][T19513]      __sys_sendmsg+0xcd/0x170
[12727.695559][T19513]      do_syscall_64+0xc6/0x1e0
[12727.695559][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12727.695559][T19513] 
[12727.697960][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12727.697960][T19513]      netdev_get_by_index+0x5e/0x80
[12727.697960][T19513]      fib6_nh_init+0x3d8/0x15b0
[12727.697960][T19513]      ip6_route_info_create+0xf18/0x17d0
[12727.697960][T19513]      addrconf_f6i_alloc+0x315/0x560
[12727.697960][T19513]      ipv6_add_addr+0x411/0x2000
[12727.697960][T19513]      inet6_addr_add+0x30e/0xa40
[12727.697960][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12727.697960][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12727.697960][T19513]      netlink_rcv_skb+0x130/0x360
[12727.697960][T19513]      netlink_unicast+0x449/0x710
[12727.697960][T19513]      netlink_sendmsg+0x723/0xbe0
[12727.697960][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12727.697960][T19513]      ___sys_sendmsg+0xee/0x170
[12727.697960][T19513]      __sys_sendmsg+0xcd/0x170
[12727.697960][T19513]      do_syscall_64+0xc6/0x1e0
[12727.697960][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12727.697960][T19513] 
[12727.700188][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12727.700188][T19513]      netdev_get_by_index+0x5e/0x80
[12727.700188][T19513]      fib6_nh_init+0x3d8/0x15b0
[12727.700188][T19513]      ip6_route_info_create+0xf18/0x17d0
[12727.700188][T19513]      ip6_route_add+0x1c/0x140
[12727.700188][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12727.700188][T19513]      addrconf_add_dev+0xe2/0x170
[12727.700188][T19513]      inet6_addr_add+0x12f/0xa40
[12727.700188][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12727.700188][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12727.700188][T19513]      netlink_rcv_skb+0x130/0x360
[12727.700188][T19513]      netlink_unicast+0x449/0x710
[12727.700188][T19513]      netlink_sendmsg+0x723/0xbe0
[12727.700188][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12727.700188][T19513]      ___sys_sendmsg+0xee/0x170
[12727.700188][T19513]      __sys_sendmsg+0xcd/0x170
[12727.700188][T19513]      do_syscall_64+0xc6/0x1e0
[12727.700188][T19513] 
[12727.702383][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12727.702383][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12727.702383][T19513]      ipv6_find_idev+0x102/0x170
[12727.702383][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12727.702383][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12727.702383][T19513]      netlink_rcv_skb+0x130/0x360
[12727.702383][T19513]      netlink_unicast+0x449/0x710
[12727.702383][T19513]      netlink_sendmsg+0x723/0xbe0
[12727.702383][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12727.702383][T19513]      ___sys_sendmsg+0xee/0x170
[12727.702383][T19513]      __sys_sendmsg+0xcd/0x170
[12727.702383][T19513]      do_syscall_64+0xc6/0x1e0
[12727.702383][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12727.702383][T19513] 
[12727.704092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12727.704092][T19513]      neigh_parms_alloc+0x1e5/0x510
[12727.704092][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12727.704092][T19513]      ipv6_find_idev+0x102/0x170
[12727.704092][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12727.704092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12727.704092][T19513]      netlink_rcv_skb+0x130/0x360
[12727.704092][T19513]      netlink_unicast+0x449/0x710
[12727.704092][T19513]      netlink_sendmsg+0x723/0xbe0
[12727.704092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12727.704092][T19513]      ___sys_sendmsg+0xee/0x170
[12727.704092][T19513]      __sys_sendmsg+0xcd/0x170
[12727.704092][T19513]      do_syscall_64+0xc6/0x1e0
[12727.704092][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12727.704092][T19513] 
[12737.751107][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12737.751535][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12737.751535][T19513]      netdev_get_by_index+0x5e/0x80
[12737.751535][T19513]      fib6_nh_init+0x3d8/0x15b0
[12737.751535][T19513]      ip6_route_info_create+0xf18/0x17d0
[12737.751535][T19513]      ip6_route_add+0x1c/0x140
[12737.751535][T19513]      addrconf_prefix_route+0x2a6/0x430
[12737.751535][T19513]      inet6_addr_add+0x4f8/0xa40
[12737.751535][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12737.751535][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12737.751535][T19513]      netlink_rcv_skb+0x130/0x360
[12737.751535][T19513]      netlink_unicast+0x449/0x710
[12737.751535][T19513]      netlink_sendmsg+0x723/0xbe0
[12737.751535][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12737.751535][T19513]      ___sys_sendmsg+0xee/0x170
[12737.751535][T19513]      __sys_sendmsg+0xcd/0x170
[12737.751535][T19513]      do_syscall_64+0xc6/0x1e0
[12737.751535][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12737.751535][T19513] 
[12737.753788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12737.753788][T19513]      netdev_get_by_index+0x5e/0x80
[12737.753788][T19513]      fib6_nh_init+0x3d8/0x15b0
[12737.753788][T19513]      ip6_route_info_create+0xf18/0x17d0
[12737.753788][T19513]      addrconf_f6i_alloc+0x315/0x560
[12737.753788][T19513]      ipv6_add_addr+0x411/0x2000
[12737.753788][T19513]      inet6_addr_add+0x30e/0xa40
[12737.753788][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12737.753788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12737.753788][T19513]      netlink_rcv_skb+0x130/0x360
[12737.753788][T19513]      netlink_unicast+0x449/0x710
[12737.753788][T19513]      netlink_sendmsg+0x723/0xbe0
[12737.753788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12737.753788][T19513]      ___sys_sendmsg+0xee/0x170
[12737.753788][T19513]      __sys_sendmsg+0xcd/0x170
[12737.753788][T19513]      do_syscall_64+0xc6/0x1e0
[12737.753788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12737.753788][T19513] 
[12737.756014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12737.756014][T19513]      netdev_get_by_index+0x5e/0x80
[12737.756014][T19513]      fib6_nh_init+0x3d8/0x15b0
[12737.756014][T19513]      ip6_route_info_create+0xf18/0x17d0
[12737.756014][T19513]      ip6_route_add+0x1c/0x140
[12737.756014][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12737.756014][T19513]      addrconf_add_dev+0xe2/0x170
[12737.756014][T19513]      inet6_addr_add+0x12f/0xa40
[12737.756014][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12737.756014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12737.756014][T19513]      netlink_rcv_skb+0x130/0x360
[12737.756014][T19513]      netlink_unicast+0x449/0x710
[12737.756014][T19513]      netlink_sendmsg+0x723/0xbe0
[12737.756014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12737.756014][T19513]      ___sys_sendmsg+0xee/0x170
[12737.756014][T19513]      __sys_sendmsg+0xcd/0x170
[12737.756014][T19513]      do_syscall_64+0xc6/0x1e0
[12737.756014][T19513] 
[12737.758226][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12737.758226][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12737.758226][T19513]      ipv6_find_idev+0x102/0x170
[12737.758226][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12737.758226][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12737.758226][T19513]      netlink_rcv_skb+0x130/0x360
[12737.758226][T19513]      netlink_unicast+0x449/0x710
[12737.758226][T19513]      netlink_sendmsg+0x723/0xbe0
[12737.758226][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12737.758226][T19513]      ___sys_sendmsg+0xee/0x170
[12737.758226][T19513]      __sys_sendmsg+0xcd/0x170
[12737.758226][T19513]      do_syscall_64+0xc6/0x1e0
[12737.758226][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12737.758226][T19513] 
[12737.759943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12737.759943][T19513]      neigh_parms_alloc+0x1e5/0x510
[12737.759943][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12737.759943][T19513]      ipv6_find_idev+0x102/0x170
[12737.759943][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12737.759943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12737.759943][T19513]      netlink_rcv_skb+0x130/0x360
[12737.759943][T19513]      netlink_unicast+0x449/0x710
[12737.759943][T19513]      netlink_sendmsg+0x723/0xbe0
[12737.759943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12737.759943][T19513]      ___sys_sendmsg+0xee/0x170
[12737.759943][T19513]      __sys_sendmsg+0xcd/0x170
[12737.759943][T19513]      do_syscall_64+0xc6/0x1e0
[12737.759943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12737.759943][T19513] 
[12748.007159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12748.007594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12748.007594][T19513]      netdev_get_by_index+0x5e/0x80
[12748.007594][T19513]      fib6_nh_init+0x3d8/0x15b0
[12748.007594][T19513]      ip6_route_info_create+0xf18/0x17d0
[12748.007594][T19513]      ip6_route_add+0x1c/0x140
[12748.007594][T19513]      addrconf_prefix_route+0x2a6/0x430
[12748.007594][T19513]      inet6_addr_add+0x4f8/0xa40
[12748.007594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12748.007594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12748.007594][T19513]      netlink_rcv_skb+0x130/0x360
[12748.007594][T19513]      netlink_unicast+0x449/0x710
[12748.007594][T19513]      netlink_sendmsg+0x723/0xbe0
[12748.007594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12748.007594][T19513]      ___sys_sendmsg+0xee/0x170
[12748.007594][T19513]      __sys_sendmsg+0xcd/0x170
[12748.007594][T19513]      do_syscall_64+0xc6/0x1e0
[12748.007594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12748.007594][T19513] 
[12748.009862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12748.009862][T19513]      netdev_get_by_index+0x5e/0x80
[12748.009862][T19513]      fib6_nh_init+0x3d8/0x15b0
[12748.009862][T19513]      ip6_route_info_create+0xf18/0x17d0
[12748.009862][T19513]      addrconf_f6i_alloc+0x315/0x560
[12748.009862][T19513]      ipv6_add_addr+0x411/0x2000
[12748.009862][T19513]      inet6_addr_add+0x30e/0xa40
[12748.009862][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12748.009862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12748.009862][T19513]      netlink_rcv_skb+0x130/0x360
[12748.009862][T19513]      netlink_unicast+0x449/0x710
[12748.009862][T19513]      netlink_sendmsg+0x723/0xbe0
[12748.009862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12748.009862][T19513]      ___sys_sendmsg+0xee/0x170
[12748.009862][T19513]      __sys_sendmsg+0xcd/0x170
[12748.009862][T19513]      do_syscall_64+0xc6/0x1e0
[12748.009862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12748.009862][T19513] 
[12748.012091][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12748.012091][T19513]      netdev_get_by_index+0x5e/0x80
[12748.012091][T19513]      fib6_nh_init+0x3d8/0x15b0
[12748.012091][T19513]      ip6_route_info_create+0xf18/0x17d0
[12748.012091][T19513]      ip6_route_add+0x1c/0x140
[12748.012091][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12748.012091][T19513]      addrconf_add_dev+0xe2/0x170
[12748.012091][T19513]      inet6_addr_add+0x12f/0xa40
[12748.012091][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12748.012091][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12748.012091][T19513]      netlink_rcv_skb+0x130/0x360
[12748.012091][T19513]      netlink_unicast+0x449/0x710
[12748.012091][T19513]      netlink_sendmsg+0x723/0xbe0
[12748.012091][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12748.012091][T19513]      ___sys_sendmsg+0xee/0x170
[12748.012091][T19513]      __sys_sendmsg+0xcd/0x170
[12748.012091][T19513]      do_syscall_64+0xc6/0x1e0
[12748.012091][T19513] 
[12748.014298][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12748.014298][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12748.014298][T19513]      ipv6_find_idev+0x102/0x170
[12748.014298][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12748.014298][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12748.014298][T19513]      netlink_rcv_skb+0x130/0x360
[12748.014298][T19513]      netlink_unicast+0x449/0x710
[12748.014298][T19513]      netlink_sendmsg+0x723/0xbe0
[12748.014298][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12748.014298][T19513]      ___sys_sendmsg+0xee/0x170
[12748.014298][T19513]      __sys_sendmsg+0xcd/0x170
[12748.014298][T19513]      do_syscall_64+0xc6/0x1e0
[12748.014298][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12748.014298][T19513] 
[12748.016022][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12748.016022][T19513]      neigh_parms_alloc+0x1e5/0x510
[12748.016022][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12748.016022][T19513]      ipv6_find_idev+0x102/0x170
[12748.016022][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12748.016022][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12748.016022][T19513]      netlink_rcv_skb+0x130/0x360
[12748.016022][T19513]      netlink_unicast+0x449/0x710
[12748.016022][T19513]      netlink_sendmsg+0x723/0xbe0
[12748.016022][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12748.016022][T19513]      ___sys_sendmsg+0xee/0x170
[12748.016022][T19513]      __sys_sendmsg+0xcd/0x170
[12748.016022][T19513]      do_syscall_64+0xc6/0x1e0
[12748.016022][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12748.016022][T19513] 
[12758.255150][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12758.255582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12758.255582][T19513]      netdev_get_by_index+0x5e/0x80
[12758.255582][T19513]      fib6_nh_init+0x3d8/0x15b0
[12758.255582][T19513]      ip6_route_info_create+0xf18/0x17d0
[12758.255582][T19513]      ip6_route_add+0x1c/0x140
[12758.255582][T19513]      addrconf_prefix_route+0x2a6/0x430
[12758.255582][T19513]      inet6_addr_add+0x4f8/0xa40
[12758.255582][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12758.255582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12758.255582][T19513]      netlink_rcv_skb+0x130/0x360
[12758.255582][T19513]      netlink_unicast+0x449/0x710
[12758.255582][T19513]      netlink_sendmsg+0x723/0xbe0
[12758.255582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12758.255582][T19513]      ___sys_sendmsg+0xee/0x170
[12758.255582][T19513]      __sys_sendmsg+0xcd/0x170
[12758.255582][T19513]      do_syscall_64+0xc6/0x1e0
[12758.255582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12758.255582][T19513] 
[12758.257842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12758.257842][T19513]      netdev_get_by_index+0x5e/0x80
[12758.257842][T19513]      fib6_nh_init+0x3d8/0x15b0
[12758.257842][T19513]      ip6_route_info_create+0xf18/0x17d0
[12758.257842][T19513]      addrconf_f6i_alloc+0x315/0x560
[12758.257842][T19513]      ipv6_add_addr+0x411/0x2000
[12758.257842][T19513]      inet6_addr_add+0x30e/0xa40
[12758.257842][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12758.257842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12758.257842][T19513]      netlink_rcv_skb+0x130/0x360
[12758.257842][T19513]      netlink_unicast+0x449/0x710
[12758.257842][T19513]      netlink_sendmsg+0x723/0xbe0
[12758.257842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12758.257842][T19513]      ___sys_sendmsg+0xee/0x170
[12758.257842][T19513]      __sys_sendmsg+0xcd/0x170
[12758.257842][T19513]      do_syscall_64+0xc6/0x1e0
[12758.257842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12758.257842][T19513] 
[12758.260074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12758.260074][T19513]      netdev_get_by_index+0x5e/0x80
[12758.260074][T19513]      fib6_nh_init+0x3d8/0x15b0
[12758.260074][T19513]      ip6_route_info_create+0xf18/0x17d0
[12758.260074][T19513]      ip6_route_add+0x1c/0x140
[12758.260074][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12758.260074][T19513]      addrconf_add_dev+0xe2/0x170
[12758.260074][T19513]      inet6_addr_add+0x12f/0xa40
[12758.260074][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12758.260074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12758.260074][T19513]      netlink_rcv_skb+0x130/0x360
[12758.260074][T19513]      netlink_unicast+0x449/0x710
[12758.260074][T19513]      netlink_sendmsg+0x723/0xbe0
[12758.260074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12758.260074][T19513]      ___sys_sendmsg+0xee/0x170
[12758.260074][T19513]      __sys_sendmsg+0xcd/0x170
[12758.260074][T19513]      do_syscall_64+0xc6/0x1e0
[12758.260074][T19513] 
[12758.262254][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12758.262254][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12758.262254][T19513]      ipv6_find_idev+0x102/0x170
[12758.262254][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12758.262254][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12758.262254][T19513]      netlink_rcv_skb+0x130/0x360
[12758.262254][T19513]      netlink_unicast+0x449/0x710
[12758.262254][T19513]      netlink_sendmsg+0x723/0xbe0
[12758.262254][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12758.262254][T19513]      ___sys_sendmsg+0xee/0x170
[12758.262254][T19513]      __sys_sendmsg+0xcd/0x170
[12758.262254][T19513]      do_syscall_64+0xc6/0x1e0
[12758.262254][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12758.262254][T19513] 
[12758.263962][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12758.263962][T19513]      neigh_parms_alloc+0x1e5/0x510
[12758.263962][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12758.263962][T19513]      ipv6_find_idev+0x102/0x170
[12758.263962][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12758.263962][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12758.263962][T19513]      netlink_rcv_skb+0x130/0x360
[12758.263962][T19513]      netlink_unicast+0x449/0x710
[12758.263962][T19513]      netlink_sendmsg+0x723/0xbe0
[12758.263962][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12758.263962][T19513]      ___sys_sendmsg+0xee/0x170
[12758.263962][T19513]      __sys_sendmsg+0xcd/0x170
[12758.263962][T19513]      do_syscall_64+0xc6/0x1e0
[12758.263962][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12758.263962][T19513] 
[12768.503125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12768.503598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12768.503598][T19513]      netdev_get_by_index+0x5e/0x80
[12768.503598][T19513]      fib6_nh_init+0x3d8/0x15b0
[12768.503598][T19513]      ip6_route_info_create+0xf18/0x17d0
[12768.503598][T19513]      ip6_route_add+0x1c/0x140
[12768.503598][T19513]      addrconf_prefix_route+0x2a6/0x430
[12768.503598][T19513]      inet6_addr_add+0x4f8/0xa40
[12768.503598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12768.503598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12768.503598][T19513]      netlink_rcv_skb+0x130/0x360
[12768.503598][T19513]      netlink_unicast+0x449/0x710
[12768.503598][T19513]      netlink_sendmsg+0x723/0xbe0
[12768.503598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12768.503598][T19513]      ___sys_sendmsg+0xee/0x170
[12768.503598][T19513]      __sys_sendmsg+0xcd/0x170
[12768.503598][T19513]      do_syscall_64+0xc6/0x1e0
[12768.503598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12768.503598][T19513] 
[12768.506018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12768.506018][T19513]      netdev_get_by_index+0x5e/0x80
[12768.506018][T19513]      fib6_nh_init+0x3d8/0x15b0
[12768.506018][T19513]      ip6_route_info_create+0xf18/0x17d0
[12768.506018][T19513]      addrconf_f6i_alloc+0x315/0x560
[12768.506018][T19513]      ipv6_add_addr+0x411/0x2000
[12768.506018][T19513]      inet6_addr_add+0x30e/0xa40
[12768.506018][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12768.506018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12768.506018][T19513]      netlink_rcv_skb+0x130/0x360
[12768.506018][T19513]      netlink_unicast+0x449/0x710
[12768.506018][T19513]      netlink_sendmsg+0x723/0xbe0
[12768.506018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12768.506018][T19513]      ___sys_sendmsg+0xee/0x170
[12768.506018][T19513]      __sys_sendmsg+0xcd/0x170
[12768.506018][T19513]      do_syscall_64+0xc6/0x1e0
[12768.506018][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12768.506018][T19513] 
[12768.508269][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12768.508269][T19513]      netdev_get_by_index+0x5e/0x80
[12768.508269][T19513]      fib6_nh_init+0x3d8/0x15b0
[12768.508269][T19513]      ip6_route_info_create+0xf18/0x17d0
[12768.508269][T19513]      ip6_route_add+0x1c/0x140
[12768.508269][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12768.508269][T19513]      addrconf_add_dev+0xe2/0x170
[12768.508269][T19513]      inet6_addr_add+0x12f/0xa40
[12768.508269][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12768.508269][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12768.508269][T19513]      netlink_rcv_skb+0x130/0x360
[12768.508269][T19513]      netlink_unicast+0x449/0x710
[12768.508269][T19513]      netlink_sendmsg+0x723/0xbe0
[12768.508269][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12768.508269][T19513]      ___sys_sendmsg+0xee/0x170
[12768.508269][T19513]      __sys_sendmsg+0xcd/0x170
[12768.508269][T19513]      do_syscall_64+0xc6/0x1e0
[12768.508269][T19513] 
[12768.511001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12768.511001][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12768.511001][T19513]      ipv6_find_idev+0x102/0x170
[12768.511001][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12768.511001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12768.511001][T19513]      netlink_rcv_skb+0x130/0x360
[12768.511001][T19513]      netlink_unicast+0x449/0x710
[12768.511001][T19513]      netlink_sendmsg+0x723/0xbe0
[12768.511001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12768.511001][T19513]      ___sys_sendmsg+0xee/0x170
[12768.511001][T19513]      __sys_sendmsg+0xcd/0x170
[12768.511001][T19513]      do_syscall_64+0xc6/0x1e0
[12768.511001][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12768.511001][T19513] 
[12768.512710][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12768.512710][T19513]      neigh_parms_alloc+0x1e5/0x510
[12768.512710][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12768.512710][T19513]      ipv6_find_idev+0x102/0x170
[12768.512710][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12768.512710][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12768.512710][T19513]      netlink_rcv_skb+0x130/0x360
[12768.512710][T19513]      netlink_unicast+0x449/0x710
[12768.512710][T19513]      netlink_sendmsg+0x723/0xbe0
[12768.512710][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12768.512710][T19513]      ___sys_sendmsg+0xee/0x170
[12768.512710][T19513]      __sys_sendmsg+0xcd/0x170
[12768.512710][T19513]      do_syscall_64+0xc6/0x1e0
[12768.512710][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12768.512710][T19513] 
[12778.751119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12778.751623][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12778.751623][T19513]      netdev_get_by_index+0x5e/0x80
[12778.751623][T19513]      fib6_nh_init+0x3d8/0x15b0
[12778.751623][T19513]      ip6_route_info_create+0xf18/0x17d0
[12778.751623][T19513]      ip6_route_add+0x1c/0x140
[12778.751623][T19513]      addrconf_prefix_route+0x2a6/0x430
[12778.751623][T19513]      inet6_addr_add+0x4f8/0xa40
[12778.751623][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12778.751623][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12778.751623][T19513]      netlink_rcv_skb+0x130/0x360
[12778.751623][T19513]      netlink_unicast+0x449/0x710
[12778.751623][T19513]      netlink_sendmsg+0x723/0xbe0
[12778.751623][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12778.751623][T19513]      ___sys_sendmsg+0xee/0x170
[12778.751623][T19513]      __sys_sendmsg+0xcd/0x170
[12778.751623][T19513]      do_syscall_64+0xc6/0x1e0
[12778.751623][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12778.751623][T19513] 
[12778.753863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12778.753863][T19513]      netdev_get_by_index+0x5e/0x80
[12778.753863][T19513]      fib6_nh_init+0x3d8/0x15b0
[12778.753863][T19513]      ip6_route_info_create+0xf18/0x17d0
[12778.753863][T19513]      addrconf_f6i_alloc+0x315/0x560
[12778.753863][T19513]      ipv6_add_addr+0x411/0x2000
[12778.753863][T19513]      inet6_addr_add+0x30e/0xa40
[12778.753863][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12778.753863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12778.753863][T19513]      netlink_rcv_skb+0x130/0x360
[12778.753863][T19513]      netlink_unicast+0x449/0x710
[12778.753863][T19513]      netlink_sendmsg+0x723/0xbe0
[12778.753863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12778.753863][T19513]      ___sys_sendmsg+0xee/0x170
[12778.753863][T19513]      __sys_sendmsg+0xcd/0x170
[12778.753863][T19513]      do_syscall_64+0xc6/0x1e0
[12778.753863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12778.753863][T19513] 
[12778.756092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12778.756092][T19513]      netdev_get_by_index+0x5e/0x80
[12778.756092][T19513]      fib6_nh_init+0x3d8/0x15b0
[12778.756092][T19513]      ip6_route_info_create+0xf18/0x17d0
[12778.756092][T19513]      ip6_route_add+0x1c/0x140
[12778.756092][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12778.756092][T19513]      addrconf_add_dev+0xe2/0x170
[12778.756092][T19513]      inet6_addr_add+0x12f/0xa40
[12778.756092][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12778.756092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12778.756092][T19513]      netlink_rcv_skb+0x130/0x360
[12778.756092][T19513]      netlink_unicast+0x449/0x710
[12778.756092][T19513]      netlink_sendmsg+0x723/0xbe0
[12778.756092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12778.756092][T19513]      ___sys_sendmsg+0xee/0x170
[12778.756092][T19513]      __sys_sendmsg+0xcd/0x170
[12778.756092][T19513]      do_syscall_64+0xc6/0x1e0
[12778.756092][T19513] 
[12778.758300][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12778.758300][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12778.758300][T19513]      ipv6_find_idev+0x102/0x170
[12778.758300][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12778.758300][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12778.758300][T19513]      netlink_rcv_skb+0x130/0x360
[12778.758300][T19513]      netlink_unicast+0x449/0x710
[12778.758300][T19513]      netlink_sendmsg+0x723/0xbe0
[12778.758300][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12778.758300][T19513]      ___sys_sendmsg+0xee/0x170
[12778.758300][T19513]      __sys_sendmsg+0xcd/0x170
[12778.758300][T19513]      do_syscall_64+0xc6/0x1e0
[12778.758300][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12778.758300][T19513] 
[12778.760013][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12778.760013][T19513]      neigh_parms_alloc+0x1e5/0x510
[12778.760013][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12778.760013][T19513]      ipv6_find_idev+0x102/0x170
[12778.760013][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12778.760013][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12778.760013][T19513]      netlink_rcv_skb+0x130/0x360
[12778.760013][T19513]      netlink_unicast+0x449/0x710
[12778.760013][T19513]      netlink_sendmsg+0x723/0xbe0
[12778.760013][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12778.760013][T19513]      ___sys_sendmsg+0xee/0x170
[12778.760013][T19513]      __sys_sendmsg+0xcd/0x170
[12778.760013][T19513]      do_syscall_64+0xc6/0x1e0
[12778.760013][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12778.760013][T19513] 
[12788.999101][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12788.999505][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12788.999505][T19513]      netdev_get_by_index+0x5e/0x80
[12788.999505][T19513]      fib6_nh_init+0x3d8/0x15b0
[12788.999505][T19513]      ip6_route_info_create+0xf18/0x17d0
[12788.999505][T19513]      ip6_route_add+0x1c/0x140
[12788.999505][T19513]      addrconf_prefix_route+0x2a6/0x430
[12788.999505][T19513]      inet6_addr_add+0x4f8/0xa40
[12788.999505][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12788.999505][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12788.999505][T19513]      netlink_rcv_skb+0x130/0x360
[12788.999505][T19513]      netlink_unicast+0x449/0x710
[12788.999505][T19513]      netlink_sendmsg+0x723/0xbe0
[12788.999505][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12788.999505][T19513]      ___sys_sendmsg+0xee/0x170
[12788.999505][T19513]      __sys_sendmsg+0xcd/0x170
[12788.999505][T19513]      do_syscall_64+0xc6/0x1e0
[12788.999505][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12788.999505][T19513] 
[12789.001768][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12789.001768][T19513]      netdev_get_by_index+0x5e/0x80
[12789.001768][T19513]      fib6_nh_init+0x3d8/0x15b0
[12789.001768][T19513]      ip6_route_info_create+0xf18/0x17d0
[12789.001768][T19513]      addrconf_f6i_alloc+0x315/0x560
[12789.001768][T19513]      ipv6_add_addr+0x411/0x2000
[12789.001768][T19513]      inet6_addr_add+0x30e/0xa40
[12789.001768][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12789.001768][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12789.001768][T19513]      netlink_rcv_skb+0x130/0x360
[12789.001768][T19513]      netlink_unicast+0x449/0x710
[12789.001768][T19513]      netlink_sendmsg+0x723/0xbe0
[12789.001768][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12789.001768][T19513]      ___sys_sendmsg+0xee/0x170
[12789.001768][T19513]      __sys_sendmsg+0xcd/0x170
[12789.001768][T19513]      do_syscall_64+0xc6/0x1e0
[12789.001768][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12789.001768][T19513] 
[12789.003984][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12789.003984][T19513]      netdev_get_by_index+0x5e/0x80
[12789.003984][T19513]      fib6_nh_init+0x3d8/0x15b0
[12789.003984][T19513]      ip6_route_info_create+0xf18/0x17d0
[12789.003984][T19513]      ip6_route_add+0x1c/0x140
[12789.003984][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12789.003984][T19513]      addrconf_add_dev+0xe2/0x170
[12789.003984][T19513]      inet6_addr_add+0x12f/0xa40
[12789.003984][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12789.003984][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12789.003984][T19513]      netlink_rcv_skb+0x130/0x360
[12789.003984][T19513]      netlink_unicast+0x449/0x710
[12789.003984][T19513]      netlink_sendmsg+0x723/0xbe0
[12789.003984][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12789.003984][T19513]      ___sys_sendmsg+0xee/0x170
[12789.003984][T19513]      __sys_sendmsg+0xcd/0x170
[12789.003984][T19513]      do_syscall_64+0xc6/0x1e0
[12789.003984][T19513] 
[12789.006167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12789.006167][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12789.006167][T19513]      ipv6_find_idev+0x102/0x170
[12789.006167][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12789.006167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12789.006167][T19513]      netlink_rcv_skb+0x130/0x360
[12789.006167][T19513]      netlink_unicast+0x449/0x710
[12789.006167][T19513]      netlink_sendmsg+0x723/0xbe0
[12789.006167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12789.006167][T19513]      ___sys_sendmsg+0xee/0x170
[12789.006167][T19513]      __sys_sendmsg+0xcd/0x170
[12789.006167][T19513]      do_syscall_64+0xc6/0x1e0
[12789.006167][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12789.006167][T19513] 
[12789.007886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12789.007886][T19513]      neigh_parms_alloc+0x1e5/0x510
[12789.007886][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12789.007886][T19513]      ipv6_find_idev+0x102/0x170
[12789.007886][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12789.007886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12789.007886][T19513]      netlink_rcv_skb+0x130/0x360
[12789.007886][T19513]      netlink_unicast+0x449/0x710
[12789.007886][T19513]      netlink_sendmsg+0x723/0xbe0
[12789.007886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12789.007886][T19513]      ___sys_sendmsg+0xee/0x170
[12789.007886][T19513]      __sys_sendmsg+0xcd/0x170
[12789.007886][T19513]      do_syscall_64+0xc6/0x1e0
[12789.007886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12789.007886][T19513] 
[12799.111189][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12799.111639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12799.111639][T19513]      netdev_get_by_index+0x5e/0x80
[12799.111639][T19513]      fib6_nh_init+0x3d8/0x15b0
[12799.111639][T19513]      ip6_route_info_create+0xf18/0x17d0
[12799.111639][T19513]      ip6_route_add+0x1c/0x140
[12799.111639][T19513]      addrconf_prefix_route+0x2a6/0x430
[12799.111639][T19513]      inet6_addr_add+0x4f8/0xa40
[12799.111639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12799.111639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12799.111639][T19513]      netlink_rcv_skb+0x130/0x360
[12799.111639][T19513]      netlink_unicast+0x449/0x710
[12799.111639][T19513]      netlink_sendmsg+0x723/0xbe0
[12799.111639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12799.111639][T19513]      ___sys_sendmsg+0xee/0x170
[12799.111639][T19513]      __sys_sendmsg+0xcd/0x170
[12799.111639][T19513]      do_syscall_64+0xc6/0x1e0
[12799.111639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12799.111639][T19513] 
[12799.114133][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12799.114133][T19513]      netdev_get_by_index+0x5e/0x80
[12799.114133][T19513]      fib6_nh_init+0x3d8/0x15b0
[12799.114133][T19513]      ip6_route_info_create+0xf18/0x17d0
[12799.114133][T19513]      addrconf_f6i_alloc+0x315/0x560
[12799.114133][T19513]      ipv6_add_addr+0x411/0x2000
[12799.114133][T19513]      inet6_addr_add+0x30e/0xa40
[12799.114133][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12799.114133][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12799.114133][T19513]      netlink_rcv_skb+0x130/0x360
[12799.114133][T19513]      netlink_unicast+0x449/0x710
[12799.114133][T19513]      netlink_sendmsg+0x723/0xbe0
[12799.114133][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12799.114133][T19513]      ___sys_sendmsg+0xee/0x170
[12799.114133][T19513]      __sys_sendmsg+0xcd/0x170
[12799.114133][T19513]      do_syscall_64+0xc6/0x1e0
[12799.114133][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12799.114133][T19513] 
[12799.116650][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12799.116650][T19513]      netdev_get_by_index+0x5e/0x80
[12799.116650][T19513]      fib6_nh_init+0x3d8/0x15b0
[12799.116650][T19513]      ip6_route_info_create+0xf18/0x17d0
[12799.116650][T19513]      ip6_route_add+0x1c/0x140
[12799.116650][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12799.116650][T19513]      addrconf_add_dev+0xe2/0x170
[12799.116650][T19513]      inet6_addr_add+0x12f/0xa40
[12799.116650][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12799.116650][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12799.116650][T19513]      netlink_rcv_skb+0x130/0x360
[12799.116650][T19513]      netlink_unicast+0x449/0x710
[12799.116650][T19513]      netlink_sendmsg+0x723/0xbe0
[12799.116650][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12799.116650][T19513]      ___sys_sendmsg+0xee/0x170
[12799.116650][T19513]      __sys_sendmsg+0xcd/0x170
[12799.116650][T19513]      do_syscall_64+0xc6/0x1e0
[12799.116650][T19513] 
[12799.118929][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12799.118929][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12799.118929][T19513]      ipv6_find_idev+0x102/0x170
[12799.118929][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12799.118929][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12799.118929][T19513]      netlink_rcv_skb+0x130/0x360
[12799.118929][T19513]      netlink_unicast+0x449/0x710
[12799.118929][T19513]      netlink_sendmsg+0x723/0xbe0
[12799.118929][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12799.118929][T19513]      ___sys_sendmsg+0xee/0x170
[12799.118929][T19513]      __sys_sendmsg+0xcd/0x170
[12799.118929][T19513]      do_syscall_64+0xc6/0x1e0
[12799.118929][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12799.118929][T19513] 
[12799.120818][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12799.120818][T19513]      neigh_parms_alloc+0x1e5/0x510
[12799.120818][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12799.120818][T19513]      ipv6_find_idev+0x102/0x170
[12799.120818][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12799.120818][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12799.120818][T19513]      netlink_rcv_skb+0x130/0x360
[12799.120818][T19513]      netlink_unicast+0x449/0x710
[12799.120818][T19513]      netlink_sendmsg+0x723/0xbe0
[12799.120818][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12799.120818][T19513]      ___sys_sendmsg+0xee/0x170
[12799.120818][T19513]      __sys_sendmsg+0xcd/0x170
[12799.120818][T19513]      do_syscall_64+0xc6/0x1e0
[12799.120818][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12799.120818][T19513] 
[12809.359130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12809.359540][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12809.359540][T19513]      netdev_get_by_index+0x5e/0x80
[12809.359540][T19513]      fib6_nh_init+0x3d8/0x15b0
[12809.359540][T19513]      ip6_route_info_create+0xf18/0x17d0
[12809.359540][T19513]      ip6_route_add+0x1c/0x140
[12809.359540][T19513]      addrconf_prefix_route+0x2a6/0x430
[12809.359540][T19513]      inet6_addr_add+0x4f8/0xa40
[12809.359540][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12809.359540][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12809.359540][T19513]      netlink_rcv_skb+0x130/0x360
[12809.359540][T19513]      netlink_unicast+0x449/0x710
[12809.359540][T19513]      netlink_sendmsg+0x723/0xbe0
[12809.359540][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12809.359540][T19513]      ___sys_sendmsg+0xee/0x170
[12809.359540][T19513]      __sys_sendmsg+0xcd/0x170
[12809.359540][T19513]      do_syscall_64+0xc6/0x1e0
[12809.359540][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12809.359540][T19513] 
[12809.361767][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12809.361767][T19513]      netdev_get_by_index+0x5e/0x80
[12809.361767][T19513]      fib6_nh_init+0x3d8/0x15b0
[12809.361767][T19513]      ip6_route_info_create+0xf18/0x17d0
[12809.361767][T19513]      addrconf_f6i_alloc+0x315/0x560
[12809.361767][T19513]      ipv6_add_addr+0x411/0x2000
[12809.361767][T19513]      inet6_addr_add+0x30e/0xa40
[12809.361767][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12809.361767][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12809.361767][T19513]      netlink_rcv_skb+0x130/0x360
[12809.361767][T19513]      netlink_unicast+0x449/0x710
[12809.361767][T19513]      netlink_sendmsg+0x723/0xbe0
[12809.361767][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12809.361767][T19513]      ___sys_sendmsg+0xee/0x170
[12809.361767][T19513]      __sys_sendmsg+0xcd/0x170
[12809.361767][T19513]      do_syscall_64+0xc6/0x1e0
[12809.361767][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12809.361767][T19513] 
[12809.364012][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12809.364012][T19513]      netdev_get_by_index+0x5e/0x80
[12809.364012][T19513]      fib6_nh_init+0x3d8/0x15b0
[12809.364012][T19513]      ip6_route_info_create+0xf18/0x17d0
[12809.364012][T19513]      ip6_route_add+0x1c/0x140
[12809.364012][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12809.364012][T19513]      addrconf_add_dev+0xe2/0x170
[12809.364012][T19513]      inet6_addr_add+0x12f/0xa40
[12809.364012][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12809.364012][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12809.364012][T19513]      netlink_rcv_skb+0x130/0x360
[12809.364012][T19513]      netlink_unicast+0x449/0x710
[12809.364012][T19513]      netlink_sendmsg+0x723/0xbe0
[12809.364012][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12809.364012][T19513]      ___sys_sendmsg+0xee/0x170
[12809.364012][T19513]      __sys_sendmsg+0xcd/0x170
[12809.364012][T19513]      do_syscall_64+0xc6/0x1e0
[12809.364012][T19513] 
[12809.366195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12809.366195][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12809.366195][T19513]      ipv6_find_idev+0x102/0x170
[12809.366195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12809.366195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12809.366195][T19513]      netlink_rcv_skb+0x130/0x360
[12809.366195][T19513]      netlink_unicast+0x449/0x710
[12809.366195][T19513]      netlink_sendmsg+0x723/0xbe0
[12809.366195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12809.366195][T19513]      ___sys_sendmsg+0xee/0x170
[12809.366195][T19513]      __sys_sendmsg+0xcd/0x170
[12809.366195][T19513]      do_syscall_64+0xc6/0x1e0
[12809.366195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12809.366195][T19513] 
[12809.367923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12809.367923][T19513]      neigh_parms_alloc+0x1e5/0x510
[12809.367923][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12809.367923][T19513]      ipv6_find_idev+0x102/0x170
[12809.367923][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12809.367923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12809.367923][T19513]      netlink_rcv_skb+0x130/0x360
[12809.367923][T19513]      netlink_unicast+0x449/0x710
[12809.367923][T19513]      netlink_sendmsg+0x723/0xbe0
[12809.367923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12809.367923][T19513]      ___sys_sendmsg+0xee/0x170
[12809.367923][T19513]      __sys_sendmsg+0xcd/0x170
[12809.367923][T19513]      do_syscall_64+0xc6/0x1e0
[12809.367923][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12809.367923][T19513] 
[12819.607185][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12819.607641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12819.607641][T19513]      netdev_get_by_index+0x5e/0x80
[12819.607641][T19513]      fib6_nh_init+0x3d8/0x15b0
[12819.607641][T19513]      ip6_route_info_create+0xf18/0x17d0
[12819.607641][T19513]      ip6_route_add+0x1c/0x140
[12819.607641][T19513]      addrconf_prefix_route+0x2a6/0x430
[12819.607641][T19513]      inet6_addr_add+0x4f8/0xa40
[12819.607641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12819.607641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12819.607641][T19513]      netlink_rcv_skb+0x130/0x360
[12819.607641][T19513]      netlink_unicast+0x449/0x710
[12819.607641][T19513]      netlink_sendmsg+0x723/0xbe0
[12819.607641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12819.607641][T19513]      ___sys_sendmsg+0xee/0x170
[12819.607641][T19513]      __sys_sendmsg+0xcd/0x170
[12819.607641][T19513]      do_syscall_64+0xc6/0x1e0
[12819.607641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12819.607641][T19513] 
[12819.610088][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12819.610088][T19513]      netdev_get_by_index+0x5e/0x80
[12819.610088][T19513]      fib6_nh_init+0x3d8/0x15b0
[12819.610088][T19513]      ip6_route_info_create+0xf18/0x17d0
[12819.610088][T19513]      addrconf_f6i_alloc+0x315/0x560
[12819.610088][T19513]      ipv6_add_addr+0x411/0x2000
[12819.610088][T19513]      inet6_addr_add+0x30e/0xa40
[12819.610088][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12819.610088][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12819.610088][T19513]      netlink_rcv_skb+0x130/0x360
[12819.610088][T19513]      netlink_unicast+0x449/0x710
[12819.610088][T19513]      netlink_sendmsg+0x723/0xbe0
[12819.610088][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12819.610088][T19513]      ___sys_sendmsg+0xee/0x170
[12819.610088][T19513]      __sys_sendmsg+0xcd/0x170
[12819.610088][T19513]      do_syscall_64+0xc6/0x1e0
[12819.610088][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12819.610088][T19513] 
[12819.613029][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12819.613029][T19513]      netdev_get_by_index+0x5e/0x80
[12819.613029][T19513]      fib6_nh_init+0x3d8/0x15b0
[12819.613029][T19513]      ip6_route_info_create+0xf18/0x17d0
[12819.613029][T19513]      ip6_route_add+0x1c/0x140
[12819.613029][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12819.613029][T19513]      addrconf_add_dev+0xe2/0x170
[12819.613029][T19513]      inet6_addr_add+0x12f/0xa40
[12819.613029][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12819.613029][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12819.613029][T19513]      netlink_rcv_skb+0x130/0x360
[12819.613029][T19513]      netlink_unicast+0x449/0x710
[12819.613029][T19513]      netlink_sendmsg+0x723/0xbe0
[12819.613029][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12819.613029][T19513]      ___sys_sendmsg+0xee/0x170
[12819.613029][T19513]      __sys_sendmsg+0xcd/0x170
[12819.613029][T19513]      do_syscall_64+0xc6/0x1e0
[12819.613029][T19513] 
[12819.615394][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12819.615394][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12819.615394][T19513]      ipv6_find_idev+0x102/0x170
[12819.615394][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12819.615394][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12819.615394][T19513]      netlink_rcv_skb+0x130/0x360
[12819.615394][T19513]      netlink_unicast+0x449/0x710
[12819.615394][T19513]      netlink_sendmsg+0x723/0xbe0
[12819.615394][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12819.615394][T19513]      ___sys_sendmsg+0xee/0x170
[12819.615394][T19513]      __sys_sendmsg+0xcd/0x170
[12819.615394][T19513]      do_syscall_64+0xc6/0x1e0
[12819.615394][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12819.615394][T19513] 
[12819.617294][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12819.617294][T19513]      neigh_parms_alloc+0x1e5/0x510
[12819.617294][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12819.617294][T19513]      ipv6_find_idev+0x102/0x170
[12819.617294][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12819.617294][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12819.617294][T19513]      netlink_rcv_skb+0x130/0x360
[12819.617294][T19513]      netlink_unicast+0x449/0x710
[12819.617294][T19513]      netlink_sendmsg+0x723/0xbe0
[12819.617294][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12819.617294][T19513]      ___sys_sendmsg+0xee/0x170
[12819.617294][T19513]      __sys_sendmsg+0xcd/0x170
[12819.617294][T19513]      do_syscall_64+0xc6/0x1e0
[12819.617294][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12819.617294][T19513] 
[12829.855079][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12829.855483][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12829.855483][T19513]      netdev_get_by_index+0x5e/0x80
[12829.855483][T19513]      fib6_nh_init+0x3d8/0x15b0
[12829.855483][T19513]      ip6_route_info_create+0xf18/0x17d0
[12829.855483][T19513]      ip6_route_add+0x1c/0x140
[12829.855483][T19513]      addrconf_prefix_route+0x2a6/0x430
[12829.855483][T19513]      inet6_addr_add+0x4f8/0xa40
[12829.855483][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12829.855483][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12829.855483][T19513]      netlink_rcv_skb+0x130/0x360
[12829.855483][T19513]      netlink_unicast+0x449/0x710
[12829.855483][T19513]      netlink_sendmsg+0x723/0xbe0
[12829.855483][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12829.855483][T19513]      ___sys_sendmsg+0xee/0x170
[12829.855483][T19513]      __sys_sendmsg+0xcd/0x170
[12829.855483][T19513]      do_syscall_64+0xc6/0x1e0
[12829.855483][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12829.855483][T19513] 
[12829.857731][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12829.857731][T19513]      netdev_get_by_index+0x5e/0x80
[12829.857731][T19513]      fib6_nh_init+0x3d8/0x15b0
[12829.857731][T19513]      ip6_route_info_create+0xf18/0x17d0
[12829.857731][T19513]      addrconf_f6i_alloc+0x315/0x560
[12829.857731][T19513]      ipv6_add_addr+0x411/0x2000
[12829.857731][T19513]      inet6_addr_add+0x30e/0xa40
[12829.857731][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12829.857731][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12829.857731][T19513]      netlink_rcv_skb+0x130/0x360
[12829.857731][T19513]      netlink_unicast+0x449/0x710
[12829.857731][T19513]      netlink_sendmsg+0x723/0xbe0
[12829.857731][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12829.857731][T19513]      ___sys_sendmsg+0xee/0x170
[12829.857731][T19513]      __sys_sendmsg+0xcd/0x170
[12829.857731][T19513]      do_syscall_64+0xc6/0x1e0
[12829.857731][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12829.857731][T19513] 
[12829.859944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12829.859944][T19513]      netdev_get_by_index+0x5e/0x80
[12829.859944][T19513]      fib6_nh_init+0x3d8/0x15b0
[12829.859944][T19513]      ip6_route_info_create+0xf18/0x17d0
[12829.859944][T19513]      ip6_route_add+0x1c/0x140
[12829.859944][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12829.859944][T19513]      addrconf_add_dev+0xe2/0x170
[12829.859944][T19513]      inet6_addr_add+0x12f/0xa40
[12829.859944][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12829.859944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12829.859944][T19513]      netlink_rcv_skb+0x130/0x360
[12829.859944][T19513]      netlink_unicast+0x449/0x710
[12829.859944][T19513]      netlink_sendmsg+0x723/0xbe0
[12829.859944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12829.859944][T19513]      ___sys_sendmsg+0xee/0x170
[12829.859944][T19513]      __sys_sendmsg+0xcd/0x170
[12829.859944][T19513]      do_syscall_64+0xc6/0x1e0
[12829.859944][T19513] 
[12829.862100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12829.862100][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12829.862100][T19513]      ipv6_find_idev+0x102/0x170
[12829.862100][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12829.862100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12829.862100][T19513]      netlink_rcv_skb+0x130/0x360
[12829.862100][T19513]      netlink_unicast+0x449/0x710
[12829.862100][T19513]      netlink_sendmsg+0x723/0xbe0
[12829.862100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12829.862100][T19513]      ___sys_sendmsg+0xee/0x170
[12829.862100][T19513]      __sys_sendmsg+0xcd/0x170
[12829.862100][T19513]      do_syscall_64+0xc6/0x1e0
[12829.862100][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12829.862100][T19513] 
[12829.863806][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12829.863806][T19513]      neigh_parms_alloc+0x1e5/0x510
[12829.863806][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12829.863806][T19513]      ipv6_find_idev+0x102/0x170
[12829.863806][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12829.863806][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12829.863806][T19513]      netlink_rcv_skb+0x130/0x360
[12829.863806][T19513]      netlink_unicast+0x449/0x710
[12829.863806][T19513]      netlink_sendmsg+0x723/0xbe0
[12829.863806][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12829.863806][T19513]      ___sys_sendmsg+0xee/0x170
[12829.863806][T19513]      __sys_sendmsg+0xcd/0x170
[12829.863806][T19513]      do_syscall_64+0xc6/0x1e0
[12829.863806][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12829.863806][T19513] 
[12839.887160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12839.887599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12839.887599][T19513]      netdev_get_by_index+0x5e/0x80
[12839.887599][T19513]      fib6_nh_init+0x3d8/0x15b0
[12839.887599][T19513]      ip6_route_info_create+0xf18/0x17d0
[12839.887599][T19513]      ip6_route_add+0x1c/0x140
[12839.887599][T19513]      addrconf_prefix_route+0x2a6/0x430
[12839.887599][T19513]      inet6_addr_add+0x4f8/0xa40
[12839.887599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12839.887599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12839.887599][T19513]      netlink_rcv_skb+0x130/0x360
[12839.887599][T19513]      netlink_unicast+0x449/0x710
[12839.887599][T19513]      netlink_sendmsg+0x723/0xbe0
[12839.887599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12839.887599][T19513]      ___sys_sendmsg+0xee/0x170
[12839.887599][T19513]      __sys_sendmsg+0xcd/0x170
[12839.887599][T19513]      do_syscall_64+0xc6/0x1e0
[12839.887599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12839.887599][T19513] 
[12839.890021][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12839.890021][T19513]      netdev_get_by_index+0x5e/0x80
[12839.890021][T19513]      fib6_nh_init+0x3d8/0x15b0
[12839.890021][T19513]      ip6_route_info_create+0xf18/0x17d0
[12839.890021][T19513]      addrconf_f6i_alloc+0x315/0x560
[12839.890021][T19513]      ipv6_add_addr+0x411/0x2000
[12839.890021][T19513]      inet6_addr_add+0x30e/0xa40
[12839.890021][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12839.890021][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12839.890021][T19513]      netlink_rcv_skb+0x130/0x360
[12839.890021][T19513]      netlink_unicast+0x449/0x710
[12839.890021][T19513]      netlink_sendmsg+0x723/0xbe0
[12839.890021][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12839.890021][T19513]      ___sys_sendmsg+0xee/0x170
[12839.890021][T19513]      __sys_sendmsg+0xcd/0x170
[12839.890021][T19513]      do_syscall_64+0xc6/0x1e0
[12839.890021][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12839.890021][T19513] 
[12839.892425][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12839.892425][T19513]      netdev_get_by_index+0x5e/0x80
[12839.892425][T19513]      fib6_nh_init+0x3d8/0x15b0
[12839.892425][T19513]      ip6_route_info_create+0xf18/0x17d0
[12839.892425][T19513]      ip6_route_add+0x1c/0x140
[12839.892425][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12839.892425][T19513]      addrconf_add_dev+0xe2/0x170
[12839.892425][T19513]      inet6_addr_add+0x12f/0xa40
[12839.892425][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12839.892425][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12839.892425][T19513]      netlink_rcv_skb+0x130/0x360
[12839.892425][T19513]      netlink_unicast+0x449/0x710
[12839.892425][T19513]      netlink_sendmsg+0x723/0xbe0
[12839.892425][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12839.892425][T19513]      ___sys_sendmsg+0xee/0x170
[12839.892425][T19513]      __sys_sendmsg+0xcd/0x170
[12839.892425][T19513]      do_syscall_64+0xc6/0x1e0
[12839.892425][T19513] 
[12839.894781][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12839.894781][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12839.894781][T19513]      ipv6_find_idev+0x102/0x170
[12839.894781][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12839.894781][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12839.894781][T19513]      netlink_rcv_skb+0x130/0x360
[12839.894781][T19513]      netlink_unicast+0x449/0x710
[12839.894781][T19513]      netlink_sendmsg+0x723/0xbe0
[12839.894781][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12839.894781][T19513]      ___sys_sendmsg+0xee/0x170
[12839.894781][T19513]      __sys_sendmsg+0xcd/0x170
[12839.894781][T19513]      do_syscall_64+0xc6/0x1e0
[12839.894781][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12839.894781][T19513] 
[12839.896632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12839.896632][T19513]      neigh_parms_alloc+0x1e5/0x510
[12839.896632][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12839.896632][T19513]      ipv6_find_idev+0x102/0x170
[12839.896632][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12839.896632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12839.896632][T19513]      netlink_rcv_skb+0x130/0x360
[12839.896632][T19513]      netlink_unicast+0x449/0x710
[12839.896632][T19513]      netlink_sendmsg+0x723/0xbe0
[12839.896632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12839.896632][T19513]      ___sys_sendmsg+0xee/0x170
[12839.896632][T19513]      __sys_sendmsg+0xcd/0x170
[12839.896632][T19513]      do_syscall_64+0xc6/0x1e0
[12839.896632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12839.896632][T19513] 
[12850.007169][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12850.007628][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12850.007628][T19513]      netdev_get_by_index+0x5e/0x80
[12850.007628][T19513]      fib6_nh_init+0x3d8/0x15b0
[12850.007628][T19513]      ip6_route_info_create+0xf18/0x17d0
[12850.007628][T19513]      ip6_route_add+0x1c/0x140
[12850.007628][T19513]      addrconf_prefix_route+0x2a6/0x430
[12850.007628][T19513]      inet6_addr_add+0x4f8/0xa40
[12850.007628][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12850.007628][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12850.007628][T19513]      netlink_rcv_skb+0x130/0x360
[12850.007628][T19513]      netlink_unicast+0x449/0x710
[12850.007628][T19513]      netlink_sendmsg+0x723/0xbe0
[12850.007628][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12850.007628][T19513]      ___sys_sendmsg+0xee/0x170
[12850.007628][T19513]      __sys_sendmsg+0xcd/0x170
[12850.007628][T19513]      do_syscall_64+0xc6/0x1e0
[12850.007628][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12850.007628][T19513] 
[12850.010090][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12850.010090][T19513]      netdev_get_by_index+0x5e/0x80
[12850.010090][T19513]      fib6_nh_init+0x3d8/0x15b0
[12850.010090][T19513]      ip6_route_info_create+0xf18/0x17d0
[12850.010090][T19513]      addrconf_f6i_alloc+0x315/0x560
[12850.010090][T19513]      ipv6_add_addr+0x411/0x2000
[12850.010090][T19513]      inet6_addr_add+0x30e/0xa40
[12850.010090][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12850.010090][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12850.010090][T19513]      netlink_rcv_skb+0x130/0x360
[12850.010090][T19513]      netlink_unicast+0x449/0x710
[12850.010090][T19513]      netlink_sendmsg+0x723/0xbe0
[12850.010090][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12850.010090][T19513]      ___sys_sendmsg+0xee/0x170
[12850.010090][T19513]      __sys_sendmsg+0xcd/0x170
[12850.010090][T19513]      do_syscall_64+0xc6/0x1e0
[12850.010090][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12850.010090][T19513] 
[12850.012481][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12850.012481][T19513]      netdev_get_by_index+0x5e/0x80
[12850.012481][T19513]      fib6_nh_init+0x3d8/0x15b0
[12850.012481][T19513]      ip6_route_info_create+0xf18/0x17d0
[12850.012481][T19513]      ip6_route_add+0x1c/0x140
[12850.012481][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12850.012481][T19513]      addrconf_add_dev+0xe2/0x170
[12850.012481][T19513]      inet6_addr_add+0x12f/0xa40
[12850.012481][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12850.012481][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12850.012481][T19513]      netlink_rcv_skb+0x130/0x360
[12850.012481][T19513]      netlink_unicast+0x449/0x710
[12850.012481][T19513]      netlink_sendmsg+0x723/0xbe0
[12850.012481][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12850.012481][T19513]      ___sys_sendmsg+0xee/0x170
[12850.012481][T19513]      __sys_sendmsg+0xcd/0x170
[12850.012481][T19513]      do_syscall_64+0xc6/0x1e0
[12850.012481][T19513] 
[12850.015368][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12850.015368][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12850.015368][T19513]      ipv6_find_idev+0x102/0x170
[12850.015368][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12850.015368][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12850.015368][T19513]      netlink_rcv_skb+0x130/0x360
[12850.015368][T19513]      netlink_unicast+0x449/0x710
[12850.015368][T19513]      netlink_sendmsg+0x723/0xbe0
[12850.015368][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12850.015368][T19513]      ___sys_sendmsg+0xee/0x170
[12850.015368][T19513]      __sys_sendmsg+0xcd/0x170
[12850.015368][T19513]      do_syscall_64+0xc6/0x1e0
[12850.015368][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12850.015368][T19513] 
[12850.017212][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12850.017212][T19513]      neigh_parms_alloc+0x1e5/0x510
[12850.017212][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12850.017212][T19513]      ipv6_find_idev+0x102/0x170
[12850.017212][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12850.017212][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12850.017212][T19513]      netlink_rcv_skb+0x130/0x360
[12850.017212][T19513]      netlink_unicast+0x449/0x710
[12850.017212][T19513]      netlink_sendmsg+0x723/0xbe0
[12850.017212][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12850.017212][T19513]      ___sys_sendmsg+0xee/0x170
[12850.017212][T19513]      __sys_sendmsg+0xcd/0x170
[12850.017212][T19513]      do_syscall_64+0xc6/0x1e0
[12850.017212][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12850.017212][T19513] 
[12860.215198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12860.215674][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12860.215674][T19513]      netdev_get_by_index+0x5e/0x80
[12860.215674][T19513]      fib6_nh_init+0x3d8/0x15b0
[12860.215674][T19513]      ip6_route_info_create+0xf18/0x17d0
[12860.215674][T19513]      ip6_route_add+0x1c/0x140
[12860.215674][T19513]      addrconf_prefix_route+0x2a6/0x430
[12860.215674][T19513]      inet6_addr_add+0x4f8/0xa40
[12860.215674][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12860.215674][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12860.215674][T19513]      netlink_rcv_skb+0x130/0x360
[12860.215674][T19513]      netlink_unicast+0x449/0x710
[12860.215674][T19513]      netlink_sendmsg+0x723/0xbe0
[12860.215674][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12860.215674][T19513]      ___sys_sendmsg+0xee/0x170
[12860.215674][T19513]      __sys_sendmsg+0xcd/0x170
[12860.215674][T19513]      do_syscall_64+0xc6/0x1e0
[12860.215674][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12860.215674][T19513] 
[12860.217928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12860.217928][T19513]      netdev_get_by_index+0x5e/0x80
[12860.217928][T19513]      fib6_nh_init+0x3d8/0x15b0
[12860.217928][T19513]      ip6_route_info_create+0xf18/0x17d0
[12860.217928][T19513]      addrconf_f6i_alloc+0x315/0x560
[12860.217928][T19513]      ipv6_add_addr+0x411/0x2000
[12860.217928][T19513]      inet6_addr_add+0x30e/0xa40
[12860.217928][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12860.217928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12860.217928][T19513]      netlink_rcv_skb+0x130/0x360
[12860.217928][T19513]      netlink_unicast+0x449/0x710
[12860.217928][T19513]      netlink_sendmsg+0x723/0xbe0
[12860.217928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12860.217928][T19513]      ___sys_sendmsg+0xee/0x170
[12860.217928][T19513]      __sys_sendmsg+0xcd/0x170
[12860.217928][T19513]      do_syscall_64+0xc6/0x1e0
[12860.217928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12860.217928][T19513] 
[12860.220139][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12860.220139][T19513]      netdev_get_by_index+0x5e/0x80
[12860.220139][T19513]      fib6_nh_init+0x3d8/0x15b0
[12860.220139][T19513]      ip6_route_info_create+0xf18/0x17d0
[12860.220139][T19513]      ip6_route_add+0x1c/0x140
[12860.220139][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12860.220139][T19513]      addrconf_add_dev+0xe2/0x170
[12860.220139][T19513]      inet6_addr_add+0x12f/0xa40
[12860.220139][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12860.220139][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12860.220139][T19513]      netlink_rcv_skb+0x130/0x360
[12860.220139][T19513]      netlink_unicast+0x449/0x710
[12860.220139][T19513]      netlink_sendmsg+0x723/0xbe0
[12860.220139][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12860.220139][T19513]      ___sys_sendmsg+0xee/0x170
[12860.220139][T19513]      __sys_sendmsg+0xcd/0x170
[12860.220139][T19513]      do_syscall_64+0xc6/0x1e0
[12860.220139][T19513] 
[12860.222305][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12860.222305][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12860.222305][T19513]      ipv6_find_idev+0x102/0x170
[12860.222305][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12860.222305][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12860.222305][T19513]      netlink_rcv_skb+0x130/0x360
[12860.222305][T19513]      netlink_unicast+0x449/0x710
[12860.222305][T19513]      netlink_sendmsg+0x723/0xbe0
[12860.222305][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12860.222305][T19513]      ___sys_sendmsg+0xee/0x170
[12860.222305][T19513]      __sys_sendmsg+0xcd/0x170
[12860.222305][T19513]      do_syscall_64+0xc6/0x1e0
[12860.222305][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12860.222305][T19513] 
[12860.224001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12860.224001][T19513]      neigh_parms_alloc+0x1e5/0x510
[12860.224001][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12860.224001][T19513]      ipv6_find_idev+0x102/0x170
[12860.224001][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12860.224001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12860.224001][T19513]      netlink_rcv_skb+0x130/0x360
[12860.224001][T19513]      netlink_unicast+0x449/0x710
[12860.224001][T19513]      netlink_sendmsg+0x723/0xbe0
[12860.224001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12860.224001][T19513]      ___sys_sendmsg+0xee/0x170
[12860.224001][T19513]      __sys_sendmsg+0xcd/0x170
[12860.224001][T19513]      do_syscall_64+0xc6/0x1e0
[12860.224001][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12860.224001][T19513] 
[12870.423164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12870.423640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12870.423640][T19513]      netdev_get_by_index+0x5e/0x80
[12870.423640][T19513]      fib6_nh_init+0x3d8/0x15b0
[12870.423640][T19513]      ip6_route_info_create+0xf18/0x17d0
[12870.423640][T19513]      ip6_route_add+0x1c/0x140
[12870.423640][T19513]      addrconf_prefix_route+0x2a6/0x430
[12870.423640][T19513]      inet6_addr_add+0x4f8/0xa40
[12870.423640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12870.423640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12870.423640][T19513]      netlink_rcv_skb+0x130/0x360
[12870.423640][T19513]      netlink_unicast+0x449/0x710
[12870.423640][T19513]      netlink_sendmsg+0x723/0xbe0
[12870.423640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12870.423640][T19513]      ___sys_sendmsg+0xee/0x170
[12870.423640][T19513]      __sys_sendmsg+0xcd/0x170
[12870.423640][T19513]      do_syscall_64+0xc6/0x1e0
[12870.423640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12870.423640][T19513] 
[12870.425874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12870.425874][T19513]      netdev_get_by_index+0x5e/0x80
[12870.425874][T19513]      fib6_nh_init+0x3d8/0x15b0
[12870.425874][T19513]      ip6_route_info_create+0xf18/0x17d0
[12870.425874][T19513]      addrconf_f6i_alloc+0x315/0x560
[12870.425874][T19513]      ipv6_add_addr+0x411/0x2000
[12870.425874][T19513]      inet6_addr_add+0x30e/0xa40
[12870.425874][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12870.425874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12870.425874][T19513]      netlink_rcv_skb+0x130/0x360
[12870.425874][T19513]      netlink_unicast+0x449/0x710
[12870.425874][T19513]      netlink_sendmsg+0x723/0xbe0
[12870.425874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12870.425874][T19513]      ___sys_sendmsg+0xee/0x170
[12870.425874][T19513]      __sys_sendmsg+0xcd/0x170
[12870.425874][T19513]      do_syscall_64+0xc6/0x1e0
[12870.425874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12870.425874][T19513] 
[12870.428090][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12870.428090][T19513]      netdev_get_by_index+0x5e/0x80
[12870.428090][T19513]      fib6_nh_init+0x3d8/0x15b0
[12870.428090][T19513]      ip6_route_info_create+0xf18/0x17d0
[12870.428090][T19513]      ip6_route_add+0x1c/0x140
[12870.428090][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12870.428090][T19513]      addrconf_add_dev+0xe2/0x170
[12870.428090][T19513]      inet6_addr_add+0x12f/0xa40
[12870.428090][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12870.428090][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12870.428090][T19513]      netlink_rcv_skb+0x130/0x360
[12870.428090][T19513]      netlink_unicast+0x449/0x710
[12870.428090][T19513]      netlink_sendmsg+0x723/0xbe0
[12870.428090][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12870.428090][T19513]      ___sys_sendmsg+0xee/0x170
[12870.428090][T19513]      __sys_sendmsg+0xcd/0x170
[12870.428090][T19513]      do_syscall_64+0xc6/0x1e0
[12870.428090][T19513] 
[12870.430246][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12870.430246][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12870.430246][T19513]      ipv6_find_idev+0x102/0x170
[12870.430246][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12870.430246][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12870.430246][T19513]      netlink_rcv_skb+0x130/0x360
[12870.430246][T19513]      netlink_unicast+0x449/0x710
[12870.430246][T19513]      netlink_sendmsg+0x723/0xbe0
[12870.430246][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12870.430246][T19513]      ___sys_sendmsg+0xee/0x170
[12870.430246][T19513]      __sys_sendmsg+0xcd/0x170
[12870.430246][T19513]      do_syscall_64+0xc6/0x1e0
[12870.430246][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12870.430246][T19513] 
[12870.431934][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12870.431934][T19513]      neigh_parms_alloc+0x1e5/0x510
[12870.431934][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12870.431934][T19513]      ipv6_find_idev+0x102/0x170
[12870.431934][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12870.431934][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12870.431934][T19513]      netlink_rcv_skb+0x130/0x360
[12870.431934][T19513]      netlink_unicast+0x449/0x710
[12870.431934][T19513]      netlink_sendmsg+0x723/0xbe0
[12870.431934][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12870.431934][T19513]      ___sys_sendmsg+0xee/0x170
[12870.431934][T19513]      __sys_sendmsg+0xcd/0x170
[12870.431934][T19513]      do_syscall_64+0xc6/0x1e0
[12870.431934][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12870.431934][T19513] 
[12880.679158][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12880.679639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12880.679639][T19513]      netdev_get_by_index+0x5e/0x80
[12880.679639][T19513]      fib6_nh_init+0x3d8/0x15b0
[12880.679639][T19513]      ip6_route_info_create+0xf18/0x17d0
[12880.679639][T19513]      ip6_route_add+0x1c/0x140
[12880.679639][T19513]      addrconf_prefix_route+0x2a6/0x430
[12880.679639][T19513]      inet6_addr_add+0x4f8/0xa40
[12880.679639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12880.679639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12880.679639][T19513]      netlink_rcv_skb+0x130/0x360
[12880.679639][T19513]      netlink_unicast+0x449/0x710
[12880.679639][T19513]      netlink_sendmsg+0x723/0xbe0
[12880.679639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12880.679639][T19513]      ___sys_sendmsg+0xee/0x170
[12880.679639][T19513]      __sys_sendmsg+0xcd/0x170
[12880.679639][T19513]      do_syscall_64+0xc6/0x1e0
[12880.679639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12880.679639][T19513] 
[12880.681881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12880.681881][T19513]      netdev_get_by_index+0x5e/0x80
[12880.681881][T19513]      fib6_nh_init+0x3d8/0x15b0
[12880.681881][T19513]      ip6_route_info_create+0xf18/0x17d0
[12880.681881][T19513]      addrconf_f6i_alloc+0x315/0x560
[12880.681881][T19513]      ipv6_add_addr+0x411/0x2000
[12880.681881][T19513]      inet6_addr_add+0x30e/0xa40
[12880.681881][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12880.681881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12880.681881][T19513]      netlink_rcv_skb+0x130/0x360
[12880.681881][T19513]      netlink_unicast+0x449/0x710
[12880.681881][T19513]      netlink_sendmsg+0x723/0xbe0
[12880.681881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12880.681881][T19513]      ___sys_sendmsg+0xee/0x170
[12880.681881][T19513]      __sys_sendmsg+0xcd/0x170
[12880.681881][T19513]      do_syscall_64+0xc6/0x1e0
[12880.681881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12880.681881][T19513] 
[12880.684101][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12880.684101][T19513]      netdev_get_by_index+0x5e/0x80
[12880.684101][T19513]      fib6_nh_init+0x3d8/0x15b0
[12880.684101][T19513]      ip6_route_info_create+0xf18/0x17d0
[12880.684101][T19513]      ip6_route_add+0x1c/0x140
[12880.684101][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12880.684101][T19513]      addrconf_add_dev+0xe2/0x170
[12880.684101][T19513]      inet6_addr_add+0x12f/0xa40
[12880.684101][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12880.684101][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12880.684101][T19513]      netlink_rcv_skb+0x130/0x360
[12880.684101][T19513]      netlink_unicast+0x449/0x710
[12880.684101][T19513]      netlink_sendmsg+0x723/0xbe0
[12880.684101][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12880.684101][T19513]      ___sys_sendmsg+0xee/0x170
[12880.684101][T19513]      __sys_sendmsg+0xcd/0x170
[12880.684101][T19513]      do_syscall_64+0xc6/0x1e0
[12880.684101][T19513] 
[12880.686275][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12880.686275][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12880.686275][T19513]      ipv6_find_idev+0x102/0x170
[12880.686275][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12880.686275][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12880.686275][T19513]      netlink_rcv_skb+0x130/0x360
[12880.686275][T19513]      netlink_unicast+0x449/0x710
[12880.686275][T19513]      netlink_sendmsg+0x723/0xbe0
[12880.686275][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12880.686275][T19513]      ___sys_sendmsg+0xee/0x170
[12880.686275][T19513]      __sys_sendmsg+0xcd/0x170
[12880.686275][T19513]      do_syscall_64+0xc6/0x1e0
[12880.686275][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12880.686275][T19513] 
[12880.687979][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12880.687979][T19513]      neigh_parms_alloc+0x1e5/0x510
[12880.687979][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12880.687979][T19513]      ipv6_find_idev+0x102/0x170
[12880.687979][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12880.687979][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12880.687979][T19513]      netlink_rcv_skb+0x130/0x360
[12880.687979][T19513]      netlink_unicast+0x449/0x710
[12880.687979][T19513]      netlink_sendmsg+0x723/0xbe0
[12880.687979][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12880.687979][T19513]      ___sys_sendmsg+0xee/0x170
[12880.687979][T19513]      __sys_sendmsg+0xcd/0x170
[12880.687979][T19513]      do_syscall_64+0xc6/0x1e0
[12880.687979][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12880.687979][T19513] 
[12890.935113][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12890.935642][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12890.935642][T19513]      netdev_get_by_index+0x5e/0x80
[12890.935642][T19513]      fib6_nh_init+0x3d8/0x15b0
[12890.935642][T19513]      ip6_route_info_create+0xf18/0x17d0
[12890.935642][T19513]      ip6_route_add+0x1c/0x140
[12890.935642][T19513]      addrconf_prefix_route+0x2a6/0x430
[12890.935642][T19513]      inet6_addr_add+0x4f8/0xa40
[12890.935642][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12890.935642][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12890.935642][T19513]      netlink_rcv_skb+0x130/0x360
[12890.935642][T19513]      netlink_unicast+0x449/0x710
[12890.935642][T19513]      netlink_sendmsg+0x723/0xbe0
[12890.935642][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12890.935642][T19513]      ___sys_sendmsg+0xee/0x170
[12890.935642][T19513]      __sys_sendmsg+0xcd/0x170
[12890.935642][T19513]      do_syscall_64+0xc6/0x1e0
[12890.935642][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12890.935642][T19513] 
[12890.939317][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12890.939317][T19513]      netdev_get_by_index+0x5e/0x80
[12890.939317][T19513]      fib6_nh_init+0x3d8/0x15b0
[12890.939317][T19513]      ip6_route_info_create+0xf18/0x17d0
[12890.939317][T19513]      addrconf_f6i_alloc+0x315/0x560
[12890.939317][T19513]      ipv6_add_addr+0x411/0x2000
[12890.939317][T19513]      inet6_addr_add+0x30e/0xa40
[12890.939317][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12890.939317][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12890.939317][T19513]      netlink_rcv_skb+0x130/0x360
[12890.939317][T19513]      netlink_unicast+0x449/0x710
[12890.939317][T19513]      netlink_sendmsg+0x723/0xbe0
[12890.939317][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12890.939317][T19513]      ___sys_sendmsg+0xee/0x170
[12890.939317][T19513]      __sys_sendmsg+0xcd/0x170
[12890.939317][T19513]      do_syscall_64+0xc6/0x1e0
[12890.939317][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12890.939317][T19513] 
[12890.942987][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12890.942987][T19513]      netdev_get_by_index+0x5e/0x80
[12890.942987][T19513]      fib6_nh_init+0x3d8/0x15b0
[12890.942987][T19513]      ip6_route_info_create+0xf18/0x17d0
[12890.942987][T19513]      ip6_route_add+0x1c/0x140
[12890.942987][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12890.942987][T19513]      addrconf_add_dev+0xe2/0x170
[12890.942987][T19513]      inet6_addr_add+0x12f/0xa40
[12890.942987][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12890.942987][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12890.942987][T19513]      netlink_rcv_skb+0x130/0x360
[12890.942987][T19513]      netlink_unicast+0x449/0x710
[12890.942987][T19513]      netlink_sendmsg+0x723/0xbe0
[12890.942987][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12890.942987][T19513]      ___sys_sendmsg+0xee/0x170
[12890.942987][T19513]      __sys_sendmsg+0xcd/0x170
[12890.942987][T19513]      do_syscall_64+0xc6/0x1e0
[12890.942987][T19513] 
[12890.946664][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12890.946664][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12890.946664][T19513]      ipv6_find_idev+0x102/0x170
[12890.946664][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12890.946664][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12890.946664][T19513]      netlink_rcv_skb+0x130/0x360
[12890.946664][T19513]      netlink_unicast+0x449/0x710
[12890.946664][T19513]      netlink_sendmsg+0x723/0xbe0
[12890.946664][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12890.946664][T19513]      ___sys_sendmsg+0xee/0x170
[12890.946664][T19513]      __sys_sendmsg+0xcd/0x170
[12890.946664][T19513]      do_syscall_64+0xc6/0x1e0
[12890.946664][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12890.946664][T19513] 
[12890.949498][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12890.949498][T19513]      neigh_parms_alloc+0x1e5/0x510
[12890.949498][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12890.949498][T19513]      ipv6_find_idev+0x102/0x170
[12890.949498][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12890.949498][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12890.949498][T19513]      netlink_rcv_skb+0x130/0x360
[12890.949498][T19513]      netlink_unicast+0x449/0x710
[12890.949498][T19513]      netlink_sendmsg+0x723/0xbe0
[12890.949498][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12890.949498][T19513]      ___sys_sendmsg+0xee/0x170
[12890.949498][T19513]      __sys_sendmsg+0xcd/0x170
[12890.949498][T19513]      do_syscall_64+0xc6/0x1e0
[12890.949498][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12890.949498][T19513] 
[12901.207182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12901.207601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12901.207601][T19513]      netdev_get_by_index+0x5e/0x80
[12901.207601][T19513]      fib6_nh_init+0x3d8/0x15b0
[12901.207601][T19513]      ip6_route_info_create+0xf18/0x17d0
[12901.207601][T19513]      ip6_route_add+0x1c/0x140
[12901.207601][T19513]      addrconf_prefix_route+0x2a6/0x430
[12901.207601][T19513]      inet6_addr_add+0x4f8/0xa40
[12901.207601][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12901.207601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12901.207601][T19513]      netlink_rcv_skb+0x130/0x360
[12901.207601][T19513]      netlink_unicast+0x449/0x710
[12901.207601][T19513]      netlink_sendmsg+0x723/0xbe0
[12901.207601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12901.207601][T19513]      ___sys_sendmsg+0xee/0x170
[12901.207601][T19513]      __sys_sendmsg+0xcd/0x170
[12901.207601][T19513]      do_syscall_64+0xc6/0x1e0
[12901.207601][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12901.207601][T19513] 
[12901.209827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12901.209827][T19513]      netdev_get_by_index+0x5e/0x80
[12901.209827][T19513]      fib6_nh_init+0x3d8/0x15b0
[12901.209827][T19513]      ip6_route_info_create+0xf18/0x17d0
[12901.209827][T19513]      addrconf_f6i_alloc+0x315/0x560
[12901.209827][T19513]      ipv6_add_addr+0x411/0x2000
[12901.209827][T19513]      inet6_addr_add+0x30e/0xa40
[12901.209827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12901.209827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12901.209827][T19513]      netlink_rcv_skb+0x130/0x360
[12901.209827][T19513]      netlink_unicast+0x449/0x710
[12901.209827][T19513]      netlink_sendmsg+0x723/0xbe0
[12901.209827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12901.209827][T19513]      ___sys_sendmsg+0xee/0x170
[12901.209827][T19513]      __sys_sendmsg+0xcd/0x170
[12901.209827][T19513]      do_syscall_64+0xc6/0x1e0
[12901.209827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12901.209827][T19513] 
[12901.212026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12901.212026][T19513]      netdev_get_by_index+0x5e/0x80
[12901.212026][T19513]      fib6_nh_init+0x3d8/0x15b0
[12901.212026][T19513]      ip6_route_info_create+0xf18/0x17d0
[12901.212026][T19513]      ip6_route_add+0x1c/0x140
[12901.212026][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12901.212026][T19513]      addrconf_add_dev+0xe2/0x170
[12901.212026][T19513]      inet6_addr_add+0x12f/0xa40
[12901.212026][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12901.212026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12901.212026][T19513]      netlink_rcv_skb+0x130/0x360
[12901.212026][T19513]      netlink_unicast+0x449/0x710
[12901.212026][T19513]      netlink_sendmsg+0x723/0xbe0
[12901.212026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12901.212026][T19513]      ___sys_sendmsg+0xee/0x170
[12901.212026][T19513]      __sys_sendmsg+0xcd/0x170
[12901.212026][T19513]      do_syscall_64+0xc6/0x1e0
[12901.212026][T19513] 
[12901.214191][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12901.214191][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12901.214191][T19513]      ipv6_find_idev+0x102/0x170
[12901.214191][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12901.214191][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12901.214191][T19513]      netlink_rcv_skb+0x130/0x360
[12901.214191][T19513]      netlink_unicast+0x449/0x710
[12901.214191][T19513]      netlink_sendmsg+0x723/0xbe0
[12901.214191][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12901.214191][T19513]      ___sys_sendmsg+0xee/0x170
[12901.214191][T19513]      __sys_sendmsg+0xcd/0x170
[12901.214191][T19513]      do_syscall_64+0xc6/0x1e0
[12901.214191][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12901.214191][T19513] 
[12901.215874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12901.215874][T19513]      neigh_parms_alloc+0x1e5/0x510
[12901.215874][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12901.215874][T19513]      ipv6_find_idev+0x102/0x170
[12901.215874][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12901.215874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12901.215874][T19513]      netlink_rcv_skb+0x130/0x360
[12901.215874][T19513]      netlink_unicast+0x449/0x710
[12901.215874][T19513]      netlink_sendmsg+0x723/0xbe0
[12901.215874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12901.215874][T19513]      ___sys_sendmsg+0xee/0x170
[12901.215874][T19513]      __sys_sendmsg+0xcd/0x170
[12901.215874][T19513]      do_syscall_64+0xc6/0x1e0
[12901.215874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12901.215874][T19513] 
[12911.455160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12911.455666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12911.455666][T19513]      netdev_get_by_index+0x5e/0x80
[12911.455666][T19513]      fib6_nh_init+0x3d8/0x15b0
[12911.455666][T19513]      ip6_route_info_create+0xf18/0x17d0
[12911.455666][T19513]      ip6_route_add+0x1c/0x140
[12911.455666][T19513]      addrconf_prefix_route+0x2a6/0x430
[12911.455666][T19513]      inet6_addr_add+0x4f8/0xa40
[12911.455666][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12911.455666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12911.455666][T19513]      netlink_rcv_skb+0x130/0x360
[12911.455666][T19513]      netlink_unicast+0x449/0x710
[12911.455666][T19513]      netlink_sendmsg+0x723/0xbe0
[12911.455666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12911.455666][T19513]      ___sys_sendmsg+0xee/0x170
[12911.455666][T19513]      __sys_sendmsg+0xcd/0x170
[12911.455666][T19513]      do_syscall_64+0xc6/0x1e0
[12911.455666][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12911.455666][T19513] 
[12911.457932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12911.457932][T19513]      netdev_get_by_index+0x5e/0x80
[12911.457932][T19513]      fib6_nh_init+0x3d8/0x15b0
[12911.457932][T19513]      ip6_route_info_create+0xf18/0x17d0
[12911.457932][T19513]      addrconf_f6i_alloc+0x315/0x560
[12911.457932][T19513]      ipv6_add_addr+0x411/0x2000
[12911.457932][T19513]      inet6_addr_add+0x30e/0xa40
[12911.457932][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12911.457932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12911.457932][T19513]      netlink_rcv_skb+0x130/0x360
[12911.457932][T19513]      netlink_unicast+0x449/0x710
[12911.457932][T19513]      netlink_sendmsg+0x723/0xbe0
[12911.457932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12911.457932][T19513]      ___sys_sendmsg+0xee/0x170
[12911.457932][T19513]      __sys_sendmsg+0xcd/0x170
[12911.457932][T19513]      do_syscall_64+0xc6/0x1e0
[12911.457932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12911.457932][T19513] 
[12911.460132][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12911.460132][T19513]      netdev_get_by_index+0x5e/0x80
[12911.460132][T19513]      fib6_nh_init+0x3d8/0x15b0
[12911.460132][T19513]      ip6_route_info_create+0xf18/0x17d0
[12911.460132][T19513]      ip6_route_add+0x1c/0x140
[12911.460132][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12911.460132][T19513]      addrconf_add_dev+0xe2/0x170
[12911.460132][T19513]      inet6_addr_add+0x12f/0xa40
[12911.460132][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12911.460132][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12911.460132][T19513]      netlink_rcv_skb+0x130/0x360
[12911.460132][T19513]      netlink_unicast+0x449/0x710
[12911.460132][T19513]      netlink_sendmsg+0x723/0xbe0
[12911.460132][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12911.460132][T19513]      ___sys_sendmsg+0xee/0x170
[12911.460132][T19513]      __sys_sendmsg+0xcd/0x170
[12911.460132][T19513]      do_syscall_64+0xc6/0x1e0
[12911.460132][T19513] 
[12911.462293][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12911.462293][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12911.462293][T19513]      ipv6_find_idev+0x102/0x170
[12911.462293][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12911.462293][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12911.462293][T19513]      netlink_rcv_skb+0x130/0x360
[12911.462293][T19513]      netlink_unicast+0x449/0x710
[12911.462293][T19513]      netlink_sendmsg+0x723/0xbe0
[12911.462293][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12911.462293][T19513]      ___sys_sendmsg+0xee/0x170
[12911.462293][T19513]      __sys_sendmsg+0xcd/0x170
[12911.462293][T19513]      do_syscall_64+0xc6/0x1e0
[12911.462293][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12911.462293][T19513] 
[12911.463986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12911.463986][T19513]      neigh_parms_alloc+0x1e5/0x510
[12911.463986][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12911.463986][T19513]      ipv6_find_idev+0x102/0x170
[12911.463986][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12911.463986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12911.463986][T19513]      netlink_rcv_skb+0x130/0x360
[12911.463986][T19513]      netlink_unicast+0x449/0x710
[12911.463986][T19513]      netlink_sendmsg+0x723/0xbe0
[12911.463986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12911.463986][T19513]      ___sys_sendmsg+0xee/0x170
[12911.463986][T19513]      __sys_sendmsg+0xcd/0x170
[12911.463986][T19513]      do_syscall_64+0xc6/0x1e0
[12911.463986][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12911.463986][T19513] 
[12921.607195][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12921.607669][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12921.607669][T19513]      netdev_get_by_index+0x5e/0x80
[12921.607669][T19513]      fib6_nh_init+0x3d8/0x15b0
[12921.607669][T19513]      ip6_route_info_create+0xf18/0x17d0
[12921.607669][T19513]      ip6_route_add+0x1c/0x140
[12921.607669][T19513]      addrconf_prefix_route+0x2a6/0x430
[12921.607669][T19513]      inet6_addr_add+0x4f8/0xa40
[12921.607669][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12921.607669][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12921.607669][T19513]      netlink_rcv_skb+0x130/0x360
[12921.607669][T19513]      netlink_unicast+0x449/0x710
[12921.607669][T19513]      netlink_sendmsg+0x723/0xbe0
[12921.607669][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12921.607669][T19513]      ___sys_sendmsg+0xee/0x170
[12921.607669][T19513]      __sys_sendmsg+0xcd/0x170
[12921.607669][T19513]      do_syscall_64+0xc6/0x1e0
[12921.607669][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12921.607669][T19513] 
[12921.609893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12921.609893][T19513]      netdev_get_by_index+0x5e/0x80
[12921.609893][T19513]      fib6_nh_init+0x3d8/0x15b0
[12921.609893][T19513]      ip6_route_info_create+0xf18/0x17d0
[12921.609893][T19513]      addrconf_f6i_alloc+0x315/0x560
[12921.609893][T19513]      ipv6_add_addr+0x411/0x2000
[12921.609893][T19513]      inet6_addr_add+0x30e/0xa40
[12921.609893][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12921.609893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12921.609893][T19513]      netlink_rcv_skb+0x130/0x360
[12921.609893][T19513]      netlink_unicast+0x449/0x710
[12921.609893][T19513]      netlink_sendmsg+0x723/0xbe0
[12921.609893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12921.609893][T19513]      ___sys_sendmsg+0xee/0x170
[12921.609893][T19513]      __sys_sendmsg+0xcd/0x170
[12921.609893][T19513]      do_syscall_64+0xc6/0x1e0
[12921.609893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12921.609893][T19513] 
[12921.612100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12921.612100][T19513]      netdev_get_by_index+0x5e/0x80
[12921.612100][T19513]      fib6_nh_init+0x3d8/0x15b0
[12921.612100][T19513]      ip6_route_info_create+0xf18/0x17d0
[12921.612100][T19513]      ip6_route_add+0x1c/0x140
[12921.612100][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12921.612100][T19513]      addrconf_add_dev+0xe2/0x170
[12921.612100][T19513]      inet6_addr_add+0x12f/0xa40
[12921.612100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12921.612100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12921.612100][T19513]      netlink_rcv_skb+0x130/0x360
[12921.612100][T19513]      netlink_unicast+0x449/0x710
[12921.612100][T19513]      netlink_sendmsg+0x723/0xbe0
[12921.612100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12921.612100][T19513]      ___sys_sendmsg+0xee/0x170
[12921.612100][T19513]      __sys_sendmsg+0xcd/0x170
[12921.612100][T19513]      do_syscall_64+0xc6/0x1e0
[12921.612100][T19513] 
[12921.614274][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12921.614274][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12921.614274][T19513]      ipv6_find_idev+0x102/0x170
[12921.614274][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12921.614274][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12921.614274][T19513]      netlink_rcv_skb+0x130/0x360
[12921.614274][T19513]      netlink_unicast+0x449/0x710
[12921.614274][T19513]      netlink_sendmsg+0x723/0xbe0
[12921.614274][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12921.614274][T19513]      ___sys_sendmsg+0xee/0x170
[12921.614274][T19513]      __sys_sendmsg+0xcd/0x170
[12921.614274][T19513]      do_syscall_64+0xc6/0x1e0
[12921.614274][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12921.614274][T19513] 
[12921.616002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12921.616002][T19513]      neigh_parms_alloc+0x1e5/0x510
[12921.616002][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12921.616002][T19513]      ipv6_find_idev+0x102/0x170
[12921.616002][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12921.616002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12921.616002][T19513]      netlink_rcv_skb+0x130/0x360
[12921.616002][T19513]      netlink_unicast+0x449/0x710
[12921.616002][T19513]      netlink_sendmsg+0x723/0xbe0
[12921.616002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12921.616002][T19513]      ___sys_sendmsg+0xee/0x170
[12921.616002][T19513]      __sys_sendmsg+0xcd/0x170
[12921.616002][T19513]      do_syscall_64+0xc6/0x1e0
[12921.616002][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12921.616002][T19513] 
[12931.863156][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12931.863670][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12931.863670][T19513]      netdev_get_by_index+0x5e/0x80
[12931.863670][T19513]      fib6_nh_init+0x3d8/0x15b0
[12931.863670][T19513]      ip6_route_info_create+0xf18/0x17d0
[12931.863670][T19513]      ip6_route_add+0x1c/0x140
[12931.863670][T19513]      addrconf_prefix_route+0x2a6/0x430
[12931.863670][T19513]      inet6_addr_add+0x4f8/0xa40
[12931.863670][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12931.863670][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12931.863670][T19513]      netlink_rcv_skb+0x130/0x360
[12931.863670][T19513]      netlink_unicast+0x449/0x710
[12931.863670][T19513]      netlink_sendmsg+0x723/0xbe0
[12931.863670][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12931.863670][T19513]      ___sys_sendmsg+0xee/0x170
[12931.863670][T19513]      __sys_sendmsg+0xcd/0x170
[12931.863670][T19513]      do_syscall_64+0xc6/0x1e0
[12931.863670][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12931.863670][T19513] 
[12931.865932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12931.865932][T19513]      netdev_get_by_index+0x5e/0x80
[12931.865932][T19513]      fib6_nh_init+0x3d8/0x15b0
[12931.865932][T19513]      ip6_route_info_create+0xf18/0x17d0
[12931.865932][T19513]      addrconf_f6i_alloc+0x315/0x560
[12931.865932][T19513]      ipv6_add_addr+0x411/0x2000
[12931.865932][T19513]      inet6_addr_add+0x30e/0xa40
[12931.865932][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12931.865932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12931.865932][T19513]      netlink_rcv_skb+0x130/0x360
[12931.865932][T19513]      netlink_unicast+0x449/0x710
[12931.865932][T19513]      netlink_sendmsg+0x723/0xbe0
[12931.865932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12931.865932][T19513]      ___sys_sendmsg+0xee/0x170
[12931.865932][T19513]      __sys_sendmsg+0xcd/0x170
[12931.865932][T19513]      do_syscall_64+0xc6/0x1e0
[12931.865932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12931.865932][T19513] 
[12931.868175][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12931.868175][T19513]      netdev_get_by_index+0x5e/0x80
[12931.868175][T19513]      fib6_nh_init+0x3d8/0x15b0
[12931.868175][T19513]      ip6_route_info_create+0xf18/0x17d0
[12931.868175][T19513]      ip6_route_add+0x1c/0x140
[12931.868175][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12931.868175][T19513]      addrconf_add_dev+0xe2/0x170
[12931.868175][T19513]      inet6_addr_add+0x12f/0xa40
[12931.868175][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12931.868175][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12931.868175][T19513]      netlink_rcv_skb+0x130/0x360
[12931.868175][T19513]      netlink_unicast+0x449/0x710
[12931.868175][T19513]      netlink_sendmsg+0x723/0xbe0
[12931.868175][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12931.868175][T19513]      ___sys_sendmsg+0xee/0x170
[12931.868175][T19513]      __sys_sendmsg+0xcd/0x170
[12931.868175][T19513]      do_syscall_64+0xc6/0x1e0
[12931.868175][T19513] 
[12931.870396][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12931.870396][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12931.870396][T19513]      ipv6_find_idev+0x102/0x170
[12931.870396][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12931.870396][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12931.870396][T19513]      netlink_rcv_skb+0x130/0x360
[12931.870396][T19513]      netlink_unicast+0x449/0x710
[12931.870396][T19513]      netlink_sendmsg+0x723/0xbe0
[12931.870396][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12931.870396][T19513]      ___sys_sendmsg+0xee/0x170
[12931.870396][T19513]      __sys_sendmsg+0xcd/0x170
[12931.870396][T19513]      do_syscall_64+0xc6/0x1e0
[12931.870396][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12931.870396][T19513] 
[12931.872108][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12931.872108][T19513]      neigh_parms_alloc+0x1e5/0x510
[12931.872108][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12931.872108][T19513]      ipv6_find_idev+0x102/0x170
[12931.872108][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12931.872108][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12931.872108][T19513]      netlink_rcv_skb+0x130/0x360
[12931.872108][T19513]      netlink_unicast+0x449/0x710
[12931.872108][T19513]      netlink_sendmsg+0x723/0xbe0
[12931.872108][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12931.872108][T19513]      ___sys_sendmsg+0xee/0x170
[12931.872108][T19513]      __sys_sendmsg+0xcd/0x170
[12931.872108][T19513]      do_syscall_64+0xc6/0x1e0
[12931.872108][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12931.872108][T19513] 
[12942.007181][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12942.007702][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12942.007702][T19513]      netdev_get_by_index+0x5e/0x80
[12942.007702][T19513]      fib6_nh_init+0x3d8/0x15b0
[12942.007702][T19513]      ip6_route_info_create+0xf18/0x17d0
[12942.007702][T19513]      ip6_route_add+0x1c/0x140
[12942.007702][T19513]      addrconf_prefix_route+0x2a6/0x430
[12942.007702][T19513]      inet6_addr_add+0x4f8/0xa40
[12942.007702][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12942.007702][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12942.007702][T19513]      netlink_rcv_skb+0x130/0x360
[12942.007702][T19513]      netlink_unicast+0x449/0x710
[12942.007702][T19513]      netlink_sendmsg+0x723/0xbe0
[12942.007702][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12942.007702][T19513]      ___sys_sendmsg+0xee/0x170
[12942.007702][T19513]      __sys_sendmsg+0xcd/0x170
[12942.007702][T19513]      do_syscall_64+0xc6/0x1e0
[12942.007702][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12942.007702][T19513] 
[12942.010410][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12942.010410][T19513]      netdev_get_by_index+0x5e/0x80
[12942.010410][T19513]      fib6_nh_init+0x3d8/0x15b0
[12942.010410][T19513]      ip6_route_info_create+0xf18/0x17d0
[12942.010410][T19513]      addrconf_f6i_alloc+0x315/0x560
[12942.010410][T19513]      ipv6_add_addr+0x411/0x2000
[12942.010410][T19513]      inet6_addr_add+0x30e/0xa40
[12942.010410][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12942.010410][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12942.010410][T19513]      netlink_rcv_skb+0x130/0x360
[12942.010410][T19513]      netlink_unicast+0x449/0x710
[12942.010410][T19513]      netlink_sendmsg+0x723/0xbe0
[12942.010410][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12942.010410][T19513]      ___sys_sendmsg+0xee/0x170
[12942.010410][T19513]      __sys_sendmsg+0xcd/0x170
[12942.010410][T19513]      do_syscall_64+0xc6/0x1e0
[12942.010410][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12942.010410][T19513] 
[12942.013080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12942.013080][T19513]      netdev_get_by_index+0x5e/0x80
[12942.013080][T19513]      fib6_nh_init+0x3d8/0x15b0
[12942.013080][T19513]      ip6_route_info_create+0xf18/0x17d0
[12942.013080][T19513]      ip6_route_add+0x1c/0x140
[12942.013080][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12942.013080][T19513]      addrconf_add_dev+0xe2/0x170
[12942.013080][T19513]      inet6_addr_add+0x12f/0xa40
[12942.013080][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12942.013080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12942.013080][T19513]      netlink_rcv_skb+0x130/0x360
[12942.013080][T19513]      netlink_unicast+0x449/0x710
[12942.013080][T19513]      netlink_sendmsg+0x723/0xbe0
[12942.013080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12942.013080][T19513]      ___sys_sendmsg+0xee/0x170
[12942.013080][T19513]      __sys_sendmsg+0xcd/0x170
[12942.013080][T19513]      do_syscall_64+0xc6/0x1e0
[12942.013080][T19513] 
[12942.015696][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12942.015696][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12942.015696][T19513]      ipv6_find_idev+0x102/0x170
[12942.015696][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12942.015696][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12942.015696][T19513]      netlink_rcv_skb+0x130/0x360
[12942.015696][T19513]      netlink_unicast+0x449/0x710
[12942.015696][T19513]      netlink_sendmsg+0x723/0xbe0
[12942.015696][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12942.015696][T19513]      ___sys_sendmsg+0xee/0x170
[12942.015696][T19513]      __sys_sendmsg+0xcd/0x170
[12942.015696][T19513]      do_syscall_64+0xc6/0x1e0
[12942.015696][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12942.015696][T19513] 
[12942.017761][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12942.017761][T19513]      neigh_parms_alloc+0x1e5/0x510
[12942.017761][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12942.017761][T19513]      ipv6_find_idev+0x102/0x170
[12942.017761][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12942.017761][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12942.017761][T19513]      netlink_rcv_skb+0x130/0x360
[12942.017761][T19513]      netlink_unicast+0x449/0x710
[12942.017761][T19513]      netlink_sendmsg+0x723/0xbe0
[12942.017761][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12942.017761][T19513]      ___sys_sendmsg+0xee/0x170
[12942.017761][T19513]      __sys_sendmsg+0xcd/0x170
[12942.017761][T19513]      do_syscall_64+0xc6/0x1e0
[12942.017761][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12942.017761][T19513] 
[12952.263127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12952.263849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12952.263849][T19513]      netdev_get_by_index+0x5e/0x80
[12952.263849][T19513]      fib6_nh_init+0x3d8/0x15b0
[12952.263849][T19513]      ip6_route_info_create+0xf18/0x17d0
[12952.263849][T19513]      ip6_route_add+0x1c/0x140
[12952.263849][T19513]      addrconf_prefix_route+0x2a6/0x430
[12952.263849][T19513]      inet6_addr_add+0x4f8/0xa40
[12952.263849][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12952.263849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12952.263849][T19513]      netlink_rcv_skb+0x130/0x360
[12952.263849][T19513]      netlink_unicast+0x449/0x710
[12952.263849][T19513]      netlink_sendmsg+0x723/0xbe0
[12952.263849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12952.263849][T19513]      ___sys_sendmsg+0xee/0x170
[12952.263849][T19513]      __sys_sendmsg+0xcd/0x170
[12952.263849][T19513]      do_syscall_64+0xc6/0x1e0
[12952.263849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12952.263849][T19513] 
[12952.267616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12952.267616][T19513]      netdev_get_by_index+0x5e/0x80
[12952.267616][T19513]      fib6_nh_init+0x3d8/0x15b0
[12952.267616][T19513]      ip6_route_info_create+0xf18/0x17d0
[12952.267616][T19513]      addrconf_f6i_alloc+0x315/0x560
[12952.267616][T19513]      ipv6_add_addr+0x411/0x2000
[12952.267616][T19513]      inet6_addr_add+0x30e/0xa40
[12952.267616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12952.267616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12952.267616][T19513]      netlink_rcv_skb+0x130/0x360
[12952.267616][T19513]      netlink_unicast+0x449/0x710
[12952.267616][T19513]      netlink_sendmsg+0x723/0xbe0
[12952.267616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12952.267616][T19513]      ___sys_sendmsg+0xee/0x170
[12952.267616][T19513]      __sys_sendmsg+0xcd/0x170
[12952.267616][T19513]      do_syscall_64+0xc6/0x1e0
[12952.267616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12952.267616][T19513] 
[12952.270681][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12952.270681][T19513]      netdev_get_by_index+0x5e/0x80
[12952.270681][T19513]      fib6_nh_init+0x3d8/0x15b0
[12952.270681][T19513]      ip6_route_info_create+0xf18/0x17d0
[12952.270681][T19513]      ip6_route_add+0x1c/0x140
[12952.270681][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12952.270681][T19513]      addrconf_add_dev+0xe2/0x170
[12952.270681][T19513]      inet6_addr_add+0x12f/0xa40
[12952.270681][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12952.270681][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12952.270681][T19513]      netlink_rcv_skb+0x130/0x360
[12952.270681][T19513]      netlink_unicast+0x449/0x710
[12952.270681][T19513]      netlink_sendmsg+0x723/0xbe0
[12952.270681][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12952.270681][T19513]      ___sys_sendmsg+0xee/0x170
[12952.270681][T19513]      __sys_sendmsg+0xcd/0x170
[12952.270681][T19513]      do_syscall_64+0xc6/0x1e0
[12952.270681][T19513] 
[12952.273530][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12952.273530][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12952.273530][T19513]      ipv6_find_idev+0x102/0x170
[12952.273530][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12952.273530][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12952.273530][T19513]      netlink_rcv_skb+0x130/0x360
[12952.273530][T19513]      netlink_unicast+0x449/0x710
[12952.273530][T19513]      netlink_sendmsg+0x723/0xbe0
[12952.273530][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12952.273530][T19513]      ___sys_sendmsg+0xee/0x170
[12952.273530][T19513]      __sys_sendmsg+0xcd/0x170
[12952.273530][T19513]      do_syscall_64+0xc6/0x1e0
[12952.273530][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12952.273530][T19513] 
[12952.275980][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12952.275980][T19513]      neigh_parms_alloc+0x1e5/0x510
[12952.275980][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12952.275980][T19513]      ipv6_find_idev+0x102/0x170
[12952.275980][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12952.275980][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12952.275980][T19513]      netlink_rcv_skb+0x130/0x360
[12952.275980][T19513]      netlink_unicast+0x449/0x710
[12952.275980][T19513]      netlink_sendmsg+0x723/0xbe0
[12952.275980][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12952.275980][T19513]      ___sys_sendmsg+0xee/0x170
[12952.275980][T19513]      __sys_sendmsg+0xcd/0x170
[12952.275980][T19513]      do_syscall_64+0xc6/0x1e0
[12952.275980][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12952.275980][T19513] 
[12962.375141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12962.375553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12962.375553][T19513]      netdev_get_by_index+0x5e/0x80
[12962.375553][T19513]      fib6_nh_init+0x3d8/0x15b0
[12962.375553][T19513]      ip6_route_info_create+0xf18/0x17d0
[12962.375553][T19513]      ip6_route_add+0x1c/0x140
[12962.375553][T19513]      addrconf_prefix_route+0x2a6/0x430
[12962.375553][T19513]      inet6_addr_add+0x4f8/0xa40
[12962.375553][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12962.375553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12962.375553][T19513]      netlink_rcv_skb+0x130/0x360
[12962.375553][T19513]      netlink_unicast+0x449/0x710
[12962.375553][T19513]      netlink_sendmsg+0x723/0xbe0
[12962.375553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12962.375553][T19513]      ___sys_sendmsg+0xee/0x170
[12962.375553][T19513]      __sys_sendmsg+0xcd/0x170
[12962.375553][T19513]      do_syscall_64+0xc6/0x1e0
[12962.375553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12962.375553][T19513] 
[12962.377833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12962.377833][T19513]      netdev_get_by_index+0x5e/0x80
[12962.377833][T19513]      fib6_nh_init+0x3d8/0x15b0
[12962.377833][T19513]      ip6_route_info_create+0xf18/0x17d0
[12962.377833][T19513]      addrconf_f6i_alloc+0x315/0x560
[12962.377833][T19513]      ipv6_add_addr+0x411/0x2000
[12962.377833][T19513]      inet6_addr_add+0x30e/0xa40
[12962.377833][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12962.377833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12962.377833][T19513]      netlink_rcv_skb+0x130/0x360
[12962.377833][T19513]      netlink_unicast+0x449/0x710
[12962.377833][T19513]      netlink_sendmsg+0x723/0xbe0
[12962.377833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12962.377833][T19513]      ___sys_sendmsg+0xee/0x170
[12962.377833][T19513]      __sys_sendmsg+0xcd/0x170
[12962.377833][T19513]      do_syscall_64+0xc6/0x1e0
[12962.377833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12962.377833][T19513] 
[12962.380081][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12962.380081][T19513]      netdev_get_by_index+0x5e/0x80
[12962.380081][T19513]      fib6_nh_init+0x3d8/0x15b0
[12962.380081][T19513]      ip6_route_info_create+0xf18/0x17d0
[12962.380081][T19513]      ip6_route_add+0x1c/0x140
[12962.380081][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12962.380081][T19513]      addrconf_add_dev+0xe2/0x170
[12962.380081][T19513]      inet6_addr_add+0x12f/0xa40
[12962.380081][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12962.380081][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12962.380081][T19513]      netlink_rcv_skb+0x130/0x360
[12962.380081][T19513]      netlink_unicast+0x449/0x710
[12962.380081][T19513]      netlink_sendmsg+0x723/0xbe0
[12962.380081][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12962.380081][T19513]      ___sys_sendmsg+0xee/0x170
[12962.380081][T19513]      __sys_sendmsg+0xcd/0x170
[12962.380081][T19513]      do_syscall_64+0xc6/0x1e0
[12962.380081][T19513] 
[12962.382297][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12962.382297][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12962.382297][T19513]      ipv6_find_idev+0x102/0x170
[12962.382297][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12962.382297][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12962.382297][T19513]      netlink_rcv_skb+0x130/0x360
[12962.382297][T19513]      netlink_unicast+0x449/0x710
[12962.382297][T19513]      netlink_sendmsg+0x723/0xbe0
[12962.382297][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12962.382297][T19513]      ___sys_sendmsg+0xee/0x170
[12962.382297][T19513]      __sys_sendmsg+0xcd/0x170
[12962.382297][T19513]      do_syscall_64+0xc6/0x1e0
[12962.382297][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12962.382297][T19513] 
[12962.384012][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12962.384012][T19513]      neigh_parms_alloc+0x1e5/0x510
[12962.384012][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12962.384012][T19513]      ipv6_find_idev+0x102/0x170
[12962.384012][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12962.384012][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12962.384012][T19513]      netlink_rcv_skb+0x130/0x360
[12962.384012][T19513]      netlink_unicast+0x449/0x710
[12962.384012][T19513]      netlink_sendmsg+0x723/0xbe0
[12962.384012][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12962.384012][T19513]      ___sys_sendmsg+0xee/0x170
[12962.384012][T19513]      __sys_sendmsg+0xcd/0x170
[12962.384012][T19513]      do_syscall_64+0xc6/0x1e0
[12962.384012][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12962.384012][T19513] 
[12972.631107][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12972.631625][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12972.631625][T19513]      netdev_get_by_index+0x5e/0x80
[12972.631625][T19513]      fib6_nh_init+0x3d8/0x15b0
[12972.631625][T19513]      ip6_route_info_create+0xf18/0x17d0
[12972.631625][T19513]      ip6_route_add+0x1c/0x140
[12972.631625][T19513]      addrconf_prefix_route+0x2a6/0x430
[12972.631625][T19513]      inet6_addr_add+0x4f8/0xa40
[12972.631625][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12972.631625][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12972.631625][T19513]      netlink_rcv_skb+0x130/0x360
[12972.631625][T19513]      netlink_unicast+0x449/0x710
[12972.631625][T19513]      netlink_sendmsg+0x723/0xbe0
[12972.631625][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12972.631625][T19513]      ___sys_sendmsg+0xee/0x170
[12972.631625][T19513]      __sys_sendmsg+0xcd/0x170
[12972.631625][T19513]      do_syscall_64+0xc6/0x1e0
[12972.631625][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12972.631625][T19513] 
[12972.633861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12972.633861][T19513]      netdev_get_by_index+0x5e/0x80
[12972.633861][T19513]      fib6_nh_init+0x3d8/0x15b0
[12972.633861][T19513]      ip6_route_info_create+0xf18/0x17d0
[12972.633861][T19513]      addrconf_f6i_alloc+0x315/0x560
[12972.633861][T19513]      ipv6_add_addr+0x411/0x2000
[12972.633861][T19513]      inet6_addr_add+0x30e/0xa40
[12972.633861][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12972.633861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12972.633861][T19513]      netlink_rcv_skb+0x130/0x360
[12972.633861][T19513]      netlink_unicast+0x449/0x710
[12972.633861][T19513]      netlink_sendmsg+0x723/0xbe0
[12972.633861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12972.633861][T19513]      ___sys_sendmsg+0xee/0x170
[12972.633861][T19513]      __sys_sendmsg+0xcd/0x170
[12972.633861][T19513]      do_syscall_64+0xc6/0x1e0
[12972.633861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12972.633861][T19513] 
[12972.636071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12972.636071][T19513]      netdev_get_by_index+0x5e/0x80
[12972.636071][T19513]      fib6_nh_init+0x3d8/0x15b0
[12972.636071][T19513]      ip6_route_info_create+0xf18/0x17d0
[12972.636071][T19513]      ip6_route_add+0x1c/0x140
[12972.636071][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12972.636071][T19513]      addrconf_add_dev+0xe2/0x170
[12972.636071][T19513]      inet6_addr_add+0x12f/0xa40
[12972.636071][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12972.636071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12972.636071][T19513]      netlink_rcv_skb+0x130/0x360
[12972.636071][T19513]      netlink_unicast+0x449/0x710
[12972.636071][T19513]      netlink_sendmsg+0x723/0xbe0
[12972.636071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12972.636071][T19513]      ___sys_sendmsg+0xee/0x170
[12972.636071][T19513]      __sys_sendmsg+0xcd/0x170
[12972.636071][T19513]      do_syscall_64+0xc6/0x1e0
[12972.636071][T19513] 
[12972.638251][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12972.638251][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12972.638251][T19513]      ipv6_find_idev+0x102/0x170
[12972.638251][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12972.638251][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12972.638251][T19513]      netlink_rcv_skb+0x130/0x360
[12972.638251][T19513]      netlink_unicast+0x449/0x710
[12972.638251][T19513]      netlink_sendmsg+0x723/0xbe0
[12972.638251][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12972.638251][T19513]      ___sys_sendmsg+0xee/0x170
[12972.638251][T19513]      __sys_sendmsg+0xcd/0x170
[12972.638251][T19513]      do_syscall_64+0xc6/0x1e0
[12972.638251][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12972.638251][T19513] 
[12972.639946][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12972.639946][T19513]      neigh_parms_alloc+0x1e5/0x510
[12972.639946][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12972.639946][T19513]      ipv6_find_idev+0x102/0x170
[12972.639946][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12972.639946][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12972.639946][T19513]      netlink_rcv_skb+0x130/0x360
[12972.639946][T19513]      netlink_unicast+0x449/0x710
[12972.639946][T19513]      netlink_sendmsg+0x723/0xbe0
[12972.639946][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12972.639946][T19513]      ___sys_sendmsg+0xee/0x170
[12972.639946][T19513]      __sys_sendmsg+0xcd/0x170
[12972.639946][T19513]      do_syscall_64+0xc6/0x1e0
[12972.639946][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12972.639946][T19513] 
[12982.863085][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12982.863488][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12982.863488][T19513]      netdev_get_by_index+0x5e/0x80
[12982.863488][T19513]      fib6_nh_init+0x3d8/0x15b0
[12982.863488][T19513]      ip6_route_info_create+0xf18/0x17d0
[12982.863488][T19513]      ip6_route_add+0x1c/0x140
[12982.863488][T19513]      addrconf_prefix_route+0x2a6/0x430
[12982.863488][T19513]      inet6_addr_add+0x4f8/0xa40
[12982.863488][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12982.863488][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12982.863488][T19513]      netlink_rcv_skb+0x130/0x360
[12982.863488][T19513]      netlink_unicast+0x449/0x710
[12982.863488][T19513]      netlink_sendmsg+0x723/0xbe0
[12982.863488][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12982.863488][T19513]      ___sys_sendmsg+0xee/0x170
[12982.863488][T19513]      __sys_sendmsg+0xcd/0x170
[12982.863488][T19513]      do_syscall_64+0xc6/0x1e0
[12982.863488][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12982.863488][T19513] 
[12982.866034][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12982.866034][T19513]      netdev_get_by_index+0x5e/0x80
[12982.866034][T19513]      fib6_nh_init+0x3d8/0x15b0
[12982.866034][T19513]      ip6_route_info_create+0xf18/0x17d0
[12982.866034][T19513]      addrconf_f6i_alloc+0x315/0x560
[12982.866034][T19513]      ipv6_add_addr+0x411/0x2000
[12982.866034][T19513]      inet6_addr_add+0x30e/0xa40
[12982.866034][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12982.866034][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12982.866034][T19513]      netlink_rcv_skb+0x130/0x360
[12982.866034][T19513]      netlink_unicast+0x449/0x710
[12982.866034][T19513]      netlink_sendmsg+0x723/0xbe0
[12982.866034][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12982.866034][T19513]      ___sys_sendmsg+0xee/0x170
[12982.866034][T19513]      __sys_sendmsg+0xcd/0x170
[12982.866034][T19513]      do_syscall_64+0xc6/0x1e0
[12982.866034][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12982.866034][T19513] 
[12982.868514][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12982.868514][T19513]      netdev_get_by_index+0x5e/0x80
[12982.868514][T19513]      fib6_nh_init+0x3d8/0x15b0
[12982.868514][T19513]      ip6_route_info_create+0xf18/0x17d0
[12982.868514][T19513]      ip6_route_add+0x1c/0x140
[12982.868514][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12982.868514][T19513]      addrconf_add_dev+0xe2/0x170
[12982.868514][T19513]      inet6_addr_add+0x12f/0xa40
[12982.868514][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12982.868514][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12982.868514][T19513]      netlink_rcv_skb+0x130/0x360
[12982.868514][T19513]      netlink_unicast+0x449/0x710
[12982.868514][T19513]      netlink_sendmsg+0x723/0xbe0
[12982.868514][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12982.868514][T19513]      ___sys_sendmsg+0xee/0x170
[12982.868514][T19513]      __sys_sendmsg+0xcd/0x170
[12982.868514][T19513]      do_syscall_64+0xc6/0x1e0
[12982.868514][T19513] 
[12982.871069][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12982.871069][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12982.871069][T19513]      ipv6_find_idev+0x102/0x170
[12982.871069][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12982.871069][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12982.871069][T19513]      netlink_rcv_skb+0x130/0x360
[12982.871069][T19513]      netlink_unicast+0x449/0x710
[12982.871069][T19513]      netlink_sendmsg+0x723/0xbe0
[12982.871069][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12982.871069][T19513]      ___sys_sendmsg+0xee/0x170
[12982.871069][T19513]      __sys_sendmsg+0xcd/0x170
[12982.871069][T19513]      do_syscall_64+0xc6/0x1e0
[12982.871069][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12982.871069][T19513] 
[12982.872958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12982.872958][T19513]      neigh_parms_alloc+0x1e5/0x510
[12982.872958][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12982.872958][T19513]      ipv6_find_idev+0x102/0x170
[12982.872958][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12982.872958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12982.872958][T19513]      netlink_rcv_skb+0x130/0x360
[12982.872958][T19513]      netlink_unicast+0x449/0x710
[12982.872958][T19513]      netlink_sendmsg+0x723/0xbe0
[12982.872958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12982.872958][T19513]      ___sys_sendmsg+0xee/0x170
[12982.872958][T19513]      __sys_sendmsg+0xcd/0x170
[12982.872958][T19513]      do_syscall_64+0xc6/0x1e0
[12982.872958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12982.872958][T19513] 
[12993.127153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[12993.127632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12993.127632][T19513]      netdev_get_by_index+0x5e/0x80
[12993.127632][T19513]      fib6_nh_init+0x3d8/0x15b0
[12993.127632][T19513]      ip6_route_info_create+0xf18/0x17d0
[12993.127632][T19513]      ip6_route_add+0x1c/0x140
[12993.127632][T19513]      addrconf_prefix_route+0x2a6/0x430
[12993.127632][T19513]      inet6_addr_add+0x4f8/0xa40
[12993.127632][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12993.127632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12993.127632][T19513]      netlink_rcv_skb+0x130/0x360
[12993.127632][T19513]      netlink_unicast+0x449/0x710
[12993.127632][T19513]      netlink_sendmsg+0x723/0xbe0
[12993.127632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12993.127632][T19513]      ___sys_sendmsg+0xee/0x170
[12993.127632][T19513]      __sys_sendmsg+0xcd/0x170
[12993.127632][T19513]      do_syscall_64+0xc6/0x1e0
[12993.127632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12993.127632][T19513] 
[12993.130320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12993.130320][T19513]      netdev_get_by_index+0x5e/0x80
[12993.130320][T19513]      fib6_nh_init+0x3d8/0x15b0
[12993.130320][T19513]      ip6_route_info_create+0xf18/0x17d0
[12993.130320][T19513]      addrconf_f6i_alloc+0x315/0x560
[12993.130320][T19513]      ipv6_add_addr+0x411/0x2000
[12993.130320][T19513]      inet6_addr_add+0x30e/0xa40
[12993.130320][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12993.130320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12993.130320][T19513]      netlink_rcv_skb+0x130/0x360
[12993.130320][T19513]      netlink_unicast+0x449/0x710
[12993.130320][T19513]      netlink_sendmsg+0x723/0xbe0
[12993.130320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12993.130320][T19513]      ___sys_sendmsg+0xee/0x170
[12993.130320][T19513]      __sys_sendmsg+0xcd/0x170
[12993.130320][T19513]      do_syscall_64+0xc6/0x1e0
[12993.130320][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12993.130320][T19513] 
[12993.132991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12993.132991][T19513]      netdev_get_by_index+0x5e/0x80
[12993.132991][T19513]      fib6_nh_init+0x3d8/0x15b0
[12993.132991][T19513]      ip6_route_info_create+0xf18/0x17d0
[12993.132991][T19513]      ip6_route_add+0x1c/0x140
[12993.132991][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[12993.132991][T19513]      addrconf_add_dev+0xe2/0x170
[12993.132991][T19513]      inet6_addr_add+0x12f/0xa40
[12993.132991][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[12993.132991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12993.132991][T19513]      netlink_rcv_skb+0x130/0x360
[12993.132991][T19513]      netlink_unicast+0x449/0x710
[12993.132991][T19513]      netlink_sendmsg+0x723/0xbe0
[12993.132991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12993.132991][T19513]      ___sys_sendmsg+0xee/0x170
[12993.132991][T19513]      __sys_sendmsg+0xcd/0x170
[12993.132991][T19513]      do_syscall_64+0xc6/0x1e0
[12993.132991][T19513] 
[12993.135610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12993.135610][T19513]      ipv6_add_dev+0x3b9/0x11c0
[12993.135610][T19513]      ipv6_find_idev+0x102/0x170
[12993.135610][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12993.135610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12993.135610][T19513]      netlink_rcv_skb+0x130/0x360
[12993.135610][T19513]      netlink_unicast+0x449/0x710
[12993.135610][T19513]      netlink_sendmsg+0x723/0xbe0
[12993.135610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12993.135610][T19513]      ___sys_sendmsg+0xee/0x170
[12993.135610][T19513]      __sys_sendmsg+0xcd/0x170
[12993.135610][T19513]      do_syscall_64+0xc6/0x1e0
[12993.135610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12993.135610][T19513] 
[12993.137511][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[12993.137511][T19513]      neigh_parms_alloc+0x1e5/0x510
[12993.137511][T19513]      ipv6_add_dev+0x2fd/0x11c0
[12993.137511][T19513]      ipv6_find_idev+0x102/0x170
[12993.137511][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[12993.137511][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[12993.137511][T19513]      netlink_rcv_skb+0x130/0x360
[12993.137511][T19513]      netlink_unicast+0x449/0x710
[12993.137511][T19513]      netlink_sendmsg+0x723/0xbe0
[12993.137511][T19513]      ____sys_sendmsg+0x7b2/0xa10
[12993.137511][T19513]      ___sys_sendmsg+0xee/0x170
[12993.137511][T19513]      __sys_sendmsg+0xcd/0x170
[12993.137511][T19513]      do_syscall_64+0xc6/0x1e0
[12993.137511][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[12993.137511][T19513] 
[13003.391141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13003.391640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13003.391640][T19513]      netdev_get_by_index+0x5e/0x80
[13003.391640][T19513]      fib6_nh_init+0x3d8/0x15b0
[13003.391640][T19513]      ip6_route_info_create+0xf18/0x17d0
[13003.391640][T19513]      ip6_route_add+0x1c/0x140
[13003.391640][T19513]      addrconf_prefix_route+0x2a6/0x430
[13003.391640][T19513]      inet6_addr_add+0x4f8/0xa40
[13003.391640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13003.391640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13003.391640][T19513]      netlink_rcv_skb+0x130/0x360
[13003.391640][T19513]      netlink_unicast+0x449/0x710
[13003.391640][T19513]      netlink_sendmsg+0x723/0xbe0
[13003.391640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13003.391640][T19513]      ___sys_sendmsg+0xee/0x170
[13003.391640][T19513]      __sys_sendmsg+0xcd/0x170
[13003.391640][T19513]      do_syscall_64+0xc6/0x1e0
[13003.391640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13003.391640][T19513] 
[13003.393928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13003.393928][T19513]      netdev_get_by_index+0x5e/0x80
[13003.393928][T19513]      fib6_nh_init+0x3d8/0x15b0
[13003.393928][T19513]      ip6_route_info_create+0xf18/0x17d0
[13003.393928][T19513]      addrconf_f6i_alloc+0x315/0x560
[13003.393928][T19513]      ipv6_add_addr+0x411/0x2000
[13003.393928][T19513]      inet6_addr_add+0x30e/0xa40
[13003.393928][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13003.393928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13003.393928][T19513]      netlink_rcv_skb+0x130/0x360
[13003.393928][T19513]      netlink_unicast+0x449/0x710
[13003.393928][T19513]      netlink_sendmsg+0x723/0xbe0
[13003.393928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13003.393928][T19513]      ___sys_sendmsg+0xee/0x170
[13003.393928][T19513]      __sys_sendmsg+0xcd/0x170
[13003.393928][T19513]      do_syscall_64+0xc6/0x1e0
[13003.393928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13003.393928][T19513] 
[13003.396205][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13003.396205][T19513]      netdev_get_by_index+0x5e/0x80
[13003.396205][T19513]      fib6_nh_init+0x3d8/0x15b0
[13003.396205][T19513]      ip6_route_info_create+0xf18/0x17d0
[13003.396205][T19513]      ip6_route_add+0x1c/0x140
[13003.396205][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13003.396205][T19513]      addrconf_add_dev+0xe2/0x170
[13003.396205][T19513]      inet6_addr_add+0x12f/0xa40
[13003.396205][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13003.396205][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13003.396205][T19513]      netlink_rcv_skb+0x130/0x360
[13003.396205][T19513]      netlink_unicast+0x449/0x710
[13003.396205][T19513]      netlink_sendmsg+0x723/0xbe0
[13003.396205][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13003.396205][T19513]      ___sys_sendmsg+0xee/0x170
[13003.396205][T19513]      __sys_sendmsg+0xcd/0x170
[13003.396205][T19513]      do_syscall_64+0xc6/0x1e0
[13003.396205][T19513] 
[13003.398443][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13003.398443][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13003.398443][T19513]      ipv6_find_idev+0x102/0x170
[13003.398443][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13003.398443][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13003.398443][T19513]      netlink_rcv_skb+0x130/0x360
[13003.398443][T19513]      netlink_unicast+0x449/0x710
[13003.398443][T19513]      netlink_sendmsg+0x723/0xbe0
[13003.398443][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13003.398443][T19513]      ___sys_sendmsg+0xee/0x170
[13003.398443][T19513]      __sys_sendmsg+0xcd/0x170
[13003.398443][T19513]      do_syscall_64+0xc6/0x1e0
[13003.398443][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13003.398443][T19513] 
[13003.400218][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13003.400218][T19513]      neigh_parms_alloc+0x1e5/0x510
[13003.400218][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13003.400218][T19513]      ipv6_find_idev+0x102/0x170
[13003.400218][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13003.400218][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13003.400218][T19513]      netlink_rcv_skb+0x130/0x360
[13003.400218][T19513]      netlink_unicast+0x449/0x710
[13003.400218][T19513]      netlink_sendmsg+0x723/0xbe0
[13003.400218][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13003.400218][T19513]      ___sys_sendmsg+0xee/0x170
[13003.400218][T19513]      __sys_sendmsg+0xcd/0x170
[13003.400218][T19513]      do_syscall_64+0xc6/0x1e0
[13003.400218][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13003.400218][T19513] 
[13013.543151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13013.543589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13013.543589][T19513]      netdev_get_by_index+0x5e/0x80
[13013.543589][T19513]      fib6_nh_init+0x3d8/0x15b0
[13013.543589][T19513]      ip6_route_info_create+0xf18/0x17d0
[13013.543589][T19513]      ip6_route_add+0x1c/0x140
[13013.543589][T19513]      addrconf_prefix_route+0x2a6/0x430
[13013.543589][T19513]      inet6_addr_add+0x4f8/0xa40
[13013.543589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13013.543589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13013.543589][T19513]      netlink_rcv_skb+0x130/0x360
[13013.543589][T19513]      netlink_unicast+0x449/0x710
[13013.543589][T19513]      netlink_sendmsg+0x723/0xbe0
[13013.543589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13013.543589][T19513]      ___sys_sendmsg+0xee/0x170
[13013.543589][T19513]      __sys_sendmsg+0xcd/0x170
[13013.543589][T19513]      do_syscall_64+0xc6/0x1e0
[13013.543589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13013.543589][T19513] 
[13013.545859][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13013.545859][T19513]      netdev_get_by_index+0x5e/0x80
[13013.545859][T19513]      fib6_nh_init+0x3d8/0x15b0
[13013.545859][T19513]      ip6_route_info_create+0xf18/0x17d0
[13013.545859][T19513]      addrconf_f6i_alloc+0x315/0x560
[13013.545859][T19513]      ipv6_add_addr+0x411/0x2000
[13013.545859][T19513]      inet6_addr_add+0x30e/0xa40
[13013.545859][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13013.545859][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13013.545859][T19513]      netlink_rcv_skb+0x130/0x360
[13013.545859][T19513]      netlink_unicast+0x449/0x710
[13013.545859][T19513]      netlink_sendmsg+0x723/0xbe0
[13013.545859][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13013.545859][T19513]      ___sys_sendmsg+0xee/0x170
[13013.545859][T19513]      __sys_sendmsg+0xcd/0x170
[13013.545859][T19513]      do_syscall_64+0xc6/0x1e0
[13013.545859][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13013.545859][T19513] 
[13013.548098][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13013.548098][T19513]      netdev_get_by_index+0x5e/0x80
[13013.548098][T19513]      fib6_nh_init+0x3d8/0x15b0
[13013.548098][T19513]      ip6_route_info_create+0xf18/0x17d0
[13013.548098][T19513]      ip6_route_add+0x1c/0x140
[13013.548098][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13013.548098][T19513]      addrconf_add_dev+0xe2/0x170
[13013.548098][T19513]      inet6_addr_add+0x12f/0xa40
[13013.548098][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13013.548098][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13013.548098][T19513]      netlink_rcv_skb+0x130/0x360
[13013.548098][T19513]      netlink_unicast+0x449/0x710
[13013.548098][T19513]      netlink_sendmsg+0x723/0xbe0
[13013.548098][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13013.548098][T19513]      ___sys_sendmsg+0xee/0x170
[13013.548098][T19513]      __sys_sendmsg+0xcd/0x170
[13013.548098][T19513]      do_syscall_64+0xc6/0x1e0
[13013.548098][T19513] 
[13013.550292][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13013.550292][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13013.550292][T19513]      ipv6_find_idev+0x102/0x170
[13013.550292][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13013.550292][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13013.550292][T19513]      netlink_rcv_skb+0x130/0x360
[13013.550292][T19513]      netlink_unicast+0x449/0x710
[13013.550292][T19513]      netlink_sendmsg+0x723/0xbe0
[13013.550292][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13013.550292][T19513]      ___sys_sendmsg+0xee/0x170
[13013.550292][T19513]      __sys_sendmsg+0xcd/0x170
[13013.550292][T19513]      do_syscall_64+0xc6/0x1e0
[13013.550292][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13013.550292][T19513] 
[13013.552003][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13013.552003][T19513]      neigh_parms_alloc+0x1e5/0x510
[13013.552003][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13013.552003][T19513]      ipv6_find_idev+0x102/0x170
[13013.552003][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13013.552003][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13013.552003][T19513]      netlink_rcv_skb+0x130/0x360
[13013.552003][T19513]      netlink_unicast+0x449/0x710
[13013.552003][T19513]      netlink_sendmsg+0x723/0xbe0
[13013.552003][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13013.552003][T19513]      ___sys_sendmsg+0xee/0x170
[13013.552003][T19513]      __sys_sendmsg+0xcd/0x170
[13013.552003][T19513]      do_syscall_64+0xc6/0x1e0
[13013.552003][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13013.552003][T19513] 
[13023.791199][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13023.791690][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13023.791690][T19513]      netdev_get_by_index+0x5e/0x80
[13023.791690][T19513]      fib6_nh_init+0x3d8/0x15b0
[13023.791690][T19513]      ip6_route_info_create+0xf18/0x17d0
[13023.791690][T19513]      ip6_route_add+0x1c/0x140
[13023.791690][T19513]      addrconf_prefix_route+0x2a6/0x430
[13023.791690][T19513]      inet6_addr_add+0x4f8/0xa40
[13023.791690][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13023.791690][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13023.791690][T19513]      netlink_rcv_skb+0x130/0x360
[13023.791690][T19513]      netlink_unicast+0x449/0x710
[13023.791690][T19513]      netlink_sendmsg+0x723/0xbe0
[13023.791690][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13023.791690][T19513]      ___sys_sendmsg+0xee/0x170
[13023.791690][T19513]      __sys_sendmsg+0xcd/0x170
[13023.791690][T19513]      do_syscall_64+0xc6/0x1e0
[13023.791690][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13023.791690][T19513] 
[13023.793951][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13023.793951][T19513]      netdev_get_by_index+0x5e/0x80
[13023.793951][T19513]      fib6_nh_init+0x3d8/0x15b0
[13023.793951][T19513]      ip6_route_info_create+0xf18/0x17d0
[13023.793951][T19513]      addrconf_f6i_alloc+0x315/0x560
[13023.793951][T19513]      ipv6_add_addr+0x411/0x2000
[13023.793951][T19513]      inet6_addr_add+0x30e/0xa40
[13023.793951][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13023.793951][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13023.793951][T19513]      netlink_rcv_skb+0x130/0x360
[13023.793951][T19513]      netlink_unicast+0x449/0x710
[13023.793951][T19513]      netlink_sendmsg+0x723/0xbe0
[13023.793951][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13023.793951][T19513]      ___sys_sendmsg+0xee/0x170
[13023.793951][T19513]      __sys_sendmsg+0xcd/0x170
[13023.793951][T19513]      do_syscall_64+0xc6/0x1e0
[13023.793951][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13023.793951][T19513] 
[13023.796263][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13023.796263][T19513]      netdev_get_by_index+0x5e/0x80
[13023.796263][T19513]      fib6_nh_init+0x3d8/0x15b0
[13023.796263][T19513]      ip6_route_info_create+0xf18/0x17d0
[13023.796263][T19513]      ip6_route_add+0x1c/0x140
[13023.796263][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13023.796263][T19513]      addrconf_add_dev+0xe2/0x170
[13023.796263][T19513]      inet6_addr_add+0x12f/0xa40
[13023.796263][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13023.796263][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13023.796263][T19513]      netlink_rcv_skb+0x130/0x360
[13023.796263][T19513]      netlink_unicast+0x449/0x710
[13023.796263][T19513]      netlink_sendmsg+0x723/0xbe0
[13023.796263][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13023.796263][T19513]      ___sys_sendmsg+0xee/0x170
[13023.796263][T19513]      __sys_sendmsg+0xcd/0x170
[13023.796263][T19513]      do_syscall_64+0xc6/0x1e0
[13023.796263][T19513] 
[13023.798488][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13023.798488][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13023.798488][T19513]      ipv6_find_idev+0x102/0x170
[13023.798488][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13023.798488][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13023.798488][T19513]      netlink_rcv_skb+0x130/0x360
[13023.798488][T19513]      netlink_unicast+0x449/0x710
[13023.798488][T19513]      netlink_sendmsg+0x723/0xbe0
[13023.798488][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13023.798488][T19513]      ___sys_sendmsg+0xee/0x170
[13023.798488][T19513]      __sys_sendmsg+0xcd/0x170
[13023.798488][T19513]      do_syscall_64+0xc6/0x1e0
[13023.798488][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13023.798488][T19513] 
[13023.800214][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13023.800214][T19513]      neigh_parms_alloc+0x1e5/0x510
[13023.800214][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13023.800214][T19513]      ipv6_find_idev+0x102/0x170
[13023.800214][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13023.800214][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13023.800214][T19513]      netlink_rcv_skb+0x130/0x360
[13023.800214][T19513]      netlink_unicast+0x449/0x710
[13023.800214][T19513]      netlink_sendmsg+0x723/0xbe0
[13023.800214][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13023.800214][T19513]      ___sys_sendmsg+0xee/0x170
[13023.800214][T19513]      __sys_sendmsg+0xcd/0x170
[13023.800214][T19513]      do_syscall_64+0xc6/0x1e0
[13023.800214][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13023.800214][T19513] 
[13034.039149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13034.039651][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13034.039651][T19513]      netdev_get_by_index+0x5e/0x80
[13034.039651][T19513]      fib6_nh_init+0x3d8/0x15b0
[13034.039651][T19513]      ip6_route_info_create+0xf18/0x17d0
[13034.039651][T19513]      ip6_route_add+0x1c/0x140
[13034.039651][T19513]      addrconf_prefix_route+0x2a6/0x430
[13034.039651][T19513]      inet6_addr_add+0x4f8/0xa40
[13034.039651][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13034.039651][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13034.039651][T19513]      netlink_rcv_skb+0x130/0x360
[13034.039651][T19513]      netlink_unicast+0x449/0x710
[13034.039651][T19513]      netlink_sendmsg+0x723/0xbe0
[13034.039651][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13034.039651][T19513]      ___sys_sendmsg+0xee/0x170
[13034.039651][T19513]      __sys_sendmsg+0xcd/0x170
[13034.039651][T19513]      do_syscall_64+0xc6/0x1e0
[13034.039651][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13034.039651][T19513] 
[13034.041900][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13034.041900][T19513]      netdev_get_by_index+0x5e/0x80
[13034.041900][T19513]      fib6_nh_init+0x3d8/0x15b0
[13034.041900][T19513]      ip6_route_info_create+0xf18/0x17d0
[13034.041900][T19513]      addrconf_f6i_alloc+0x315/0x560
[13034.041900][T19513]      ipv6_add_addr+0x411/0x2000
[13034.041900][T19513]      inet6_addr_add+0x30e/0xa40
[13034.041900][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13034.041900][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13034.041900][T19513]      netlink_rcv_skb+0x130/0x360
[13034.041900][T19513]      netlink_unicast+0x449/0x710
[13034.041900][T19513]      netlink_sendmsg+0x723/0xbe0
[13034.041900][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13034.041900][T19513]      ___sys_sendmsg+0xee/0x170
[13034.041900][T19513]      __sys_sendmsg+0xcd/0x170
[13034.041900][T19513]      do_syscall_64+0xc6/0x1e0
[13034.041900][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13034.041900][T19513] 
[13034.044164][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13034.044164][T19513]      netdev_get_by_index+0x5e/0x80
[13034.044164][T19513]      fib6_nh_init+0x3d8/0x15b0
[13034.044164][T19513]      ip6_route_info_create+0xf18/0x17d0
[13034.044164][T19513]      ip6_route_add+0x1c/0x140
[13034.044164][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13034.044164][T19513]      addrconf_add_dev+0xe2/0x170
[13034.044164][T19513]      inet6_addr_add+0x12f/0xa40
[13034.044164][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13034.044164][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13034.044164][T19513]      netlink_rcv_skb+0x130/0x360
[13034.044164][T19513]      netlink_unicast+0x449/0x710
[13034.044164][T19513]      netlink_sendmsg+0x723/0xbe0
[13034.044164][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13034.044164][T19513]      ___sys_sendmsg+0xee/0x170
[13034.044164][T19513]      __sys_sendmsg+0xcd/0x170
[13034.044164][T19513]      do_syscall_64+0xc6/0x1e0
[13034.044164][T19513] 
[13034.046436][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13034.046436][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13034.046436][T19513]      ipv6_find_idev+0x102/0x170
[13034.046436][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13034.046436][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13034.046436][T19513]      netlink_rcv_skb+0x130/0x360
[13034.046436][T19513]      netlink_unicast+0x449/0x710
[13034.046436][T19513]      netlink_sendmsg+0x723/0xbe0
[13034.046436][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13034.046436][T19513]      ___sys_sendmsg+0xee/0x170
[13034.046436][T19513]      __sys_sendmsg+0xcd/0x170
[13034.046436][T19513]      do_syscall_64+0xc6/0x1e0
[13034.046436][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13034.046436][T19513] 
[13034.048612][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13034.048612][T19513]      neigh_parms_alloc+0x1e5/0x510
[13034.048612][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13034.048612][T19513]      ipv6_find_idev+0x102/0x170
[13034.048612][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13034.048612][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13034.048612][T19513]      netlink_rcv_skb+0x130/0x360
[13034.048612][T19513]      netlink_unicast+0x449/0x710
[13034.048612][T19513]      netlink_sendmsg+0x723/0xbe0
[13034.048612][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13034.048612][T19513]      ___sys_sendmsg+0xee/0x170
[13034.048612][T19513]      __sys_sendmsg+0xcd/0x170
[13034.048612][T19513]      do_syscall_64+0xc6/0x1e0
[13034.048612][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13034.048612][T19513] 
[13044.287127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13044.287559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13044.287559][T19513]      netdev_get_by_index+0x5e/0x80
[13044.287559][T19513]      fib6_nh_init+0x3d8/0x15b0
[13044.287559][T19513]      ip6_route_info_create+0xf18/0x17d0
[13044.287559][T19513]      ip6_route_add+0x1c/0x140
[13044.287559][T19513]      addrconf_prefix_route+0x2a6/0x430
[13044.287559][T19513]      inet6_addr_add+0x4f8/0xa40
[13044.287559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13044.287559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13044.287559][T19513]      netlink_rcv_skb+0x130/0x360
[13044.287559][T19513]      netlink_unicast+0x449/0x710
[13044.287559][T19513]      netlink_sendmsg+0x723/0xbe0
[13044.287559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13044.287559][T19513]      ___sys_sendmsg+0xee/0x170
[13044.287559][T19513]      __sys_sendmsg+0xcd/0x170
[13044.287559][T19513]      do_syscall_64+0xc6/0x1e0
[13044.287559][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13044.287559][T19513] 
[13044.289821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13044.289821][T19513]      netdev_get_by_index+0x5e/0x80
[13044.289821][T19513]      fib6_nh_init+0x3d8/0x15b0
[13044.289821][T19513]      ip6_route_info_create+0xf18/0x17d0
[13044.289821][T19513]      addrconf_f6i_alloc+0x315/0x560
[13044.289821][T19513]      ipv6_add_addr+0x411/0x2000
[13044.289821][T19513]      inet6_addr_add+0x30e/0xa40
[13044.289821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13044.289821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13044.289821][T19513]      netlink_rcv_skb+0x130/0x360
[13044.289821][T19513]      netlink_unicast+0x449/0x710
[13044.289821][T19513]      netlink_sendmsg+0x723/0xbe0
[13044.289821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13044.289821][T19513]      ___sys_sendmsg+0xee/0x170
[13044.289821][T19513]      __sys_sendmsg+0xcd/0x170
[13044.289821][T19513]      do_syscall_64+0xc6/0x1e0
[13044.289821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13044.289821][T19513] 
[13044.292067][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13044.292067][T19513]      netdev_get_by_index+0x5e/0x80
[13044.292067][T19513]      fib6_nh_init+0x3d8/0x15b0
[13044.292067][T19513]      ip6_route_info_create+0xf18/0x17d0
[13044.292067][T19513]      ip6_route_add+0x1c/0x140
[13044.292067][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13044.292067][T19513]      addrconf_add_dev+0xe2/0x170
[13044.292067][T19513]      inet6_addr_add+0x12f/0xa40
[13044.292067][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13044.292067][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13044.292067][T19513]      netlink_rcv_skb+0x130/0x360
[13044.292067][T19513]      netlink_unicast+0x449/0x710
[13044.292067][T19513]      netlink_sendmsg+0x723/0xbe0
[13044.292067][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13044.292067][T19513]      ___sys_sendmsg+0xee/0x170
[13044.292067][T19513]      __sys_sendmsg+0xcd/0x170
[13044.292067][T19513]      do_syscall_64+0xc6/0x1e0
[13044.292067][T19513] 
[13044.294300][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13044.294300][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13044.294300][T19513]      ipv6_find_idev+0x102/0x170
[13044.294300][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13044.294300][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13044.294300][T19513]      netlink_rcv_skb+0x130/0x360
[13044.294300][T19513]      netlink_unicast+0x449/0x710
[13044.294300][T19513]      netlink_sendmsg+0x723/0xbe0
[13044.294300][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13044.294300][T19513]      ___sys_sendmsg+0xee/0x170
[13044.294300][T19513]      __sys_sendmsg+0xcd/0x170
[13044.294300][T19513]      do_syscall_64+0xc6/0x1e0
[13044.294300][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13044.294300][T19513] 
[13044.296018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13044.296018][T19513]      neigh_parms_alloc+0x1e5/0x510
[13044.296018][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13044.296018][T19513]      ipv6_find_idev+0x102/0x170
[13044.296018][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13044.296018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13044.296018][T19513]      netlink_rcv_skb+0x130/0x360
[13044.296018][T19513]      netlink_unicast+0x449/0x710
[13044.296018][T19513]      netlink_sendmsg+0x723/0xbe0
[13044.296018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13044.296018][T19513]      ___sys_sendmsg+0xee/0x170
[13044.296018][T19513]      __sys_sendmsg+0xcd/0x170
[13044.296018][T19513]      do_syscall_64+0xc6/0x1e0
[13044.296018][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13044.296018][T19513] 
[13054.519187][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13054.519688][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13054.519688][T19513]      netdev_get_by_index+0x5e/0x80
[13054.519688][T19513]      fib6_nh_init+0x3d8/0x15b0
[13054.519688][T19513]      ip6_route_info_create+0xf18/0x17d0
[13054.519688][T19513]      ip6_route_add+0x1c/0x140
[13054.519688][T19513]      addrconf_prefix_route+0x2a6/0x430
[13054.519688][T19513]      inet6_addr_add+0x4f8/0xa40
[13054.519688][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13054.519688][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13054.519688][T19513]      netlink_rcv_skb+0x130/0x360
[13054.519688][T19513]      netlink_unicast+0x449/0x710
[13054.519688][T19513]      netlink_sendmsg+0x723/0xbe0
[13054.519688][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13054.519688][T19513]      ___sys_sendmsg+0xee/0x170
[13054.519688][T19513]      __sys_sendmsg+0xcd/0x170
[13054.519688][T19513]      do_syscall_64+0xc6/0x1e0
[13054.519688][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13054.519688][T19513] 
[13054.522380][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13054.522380][T19513]      netdev_get_by_index+0x5e/0x80
[13054.522380][T19513]      fib6_nh_init+0x3d8/0x15b0
[13054.522380][T19513]      ip6_route_info_create+0xf18/0x17d0
[13054.522380][T19513]      addrconf_f6i_alloc+0x315/0x560
[13054.522380][T19513]      ipv6_add_addr+0x411/0x2000
[13054.522380][T19513]      inet6_addr_add+0x30e/0xa40
[13054.522380][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13054.522380][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13054.522380][T19513]      netlink_rcv_skb+0x130/0x360
[13054.522380][T19513]      netlink_unicast+0x449/0x710
[13054.522380][T19513]      netlink_sendmsg+0x723/0xbe0
[13054.522380][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13054.522380][T19513]      ___sys_sendmsg+0xee/0x170
[13054.522380][T19513]      __sys_sendmsg+0xcd/0x170
[13054.522380][T19513]      do_syscall_64+0xc6/0x1e0
[13054.522380][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13054.522380][T19513] 
[13054.525059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13054.525059][T19513]      netdev_get_by_index+0x5e/0x80
[13054.525059][T19513]      fib6_nh_init+0x3d8/0x15b0
[13054.525059][T19513]      ip6_route_info_create+0xf18/0x17d0
[13054.525059][T19513]      ip6_route_add+0x1c/0x140
[13054.525059][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13054.525059][T19513]      addrconf_add_dev+0xe2/0x170
[13054.525059][T19513]      inet6_addr_add+0x12f/0xa40
[13054.525059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13054.525059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13054.525059][T19513]      netlink_rcv_skb+0x130/0x360
[13054.525059][T19513]      netlink_unicast+0x449/0x710
[13054.525059][T19513]      netlink_sendmsg+0x723/0xbe0
[13054.525059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13054.525059][T19513]      ___sys_sendmsg+0xee/0x170
[13054.525059][T19513]      __sys_sendmsg+0xcd/0x170
[13054.525059][T19513]      do_syscall_64+0xc6/0x1e0
[13054.525059][T19513] 
[13054.527698][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13054.527698][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13054.527698][T19513]      ipv6_find_idev+0x102/0x170
[13054.527698][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13054.527698][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13054.527698][T19513]      netlink_rcv_skb+0x130/0x360
[13054.527698][T19513]      netlink_unicast+0x449/0x710
[13054.527698][T19513]      netlink_sendmsg+0x723/0xbe0
[13054.527698][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13054.527698][T19513]      ___sys_sendmsg+0xee/0x170
[13054.527698][T19513]      __sys_sendmsg+0xcd/0x170
[13054.527698][T19513]      do_syscall_64+0xc6/0x1e0
[13054.527698][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13054.527698][T19513] 
[13054.529743][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13054.529743][T19513]      neigh_parms_alloc+0x1e5/0x510
[13054.529743][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13054.529743][T19513]      ipv6_find_idev+0x102/0x170
[13054.529743][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13054.529743][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13054.529743][T19513]      netlink_rcv_skb+0x130/0x360
[13054.529743][T19513]      netlink_unicast+0x449/0x710
[13054.529743][T19513]      netlink_sendmsg+0x723/0xbe0
[13054.529743][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13054.529743][T19513]      ___sys_sendmsg+0xee/0x170
[13054.529743][T19513]      __sys_sendmsg+0xcd/0x170
[13054.529743][T19513]      do_syscall_64+0xc6/0x1e0
[13054.529743][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13054.529743][T19513] 
[13064.775162][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13064.775648][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13064.775648][T19513]      netdev_get_by_index+0x5e/0x80
[13064.775648][T19513]      fib6_nh_init+0x3d8/0x15b0
[13064.775648][T19513]      ip6_route_info_create+0xf18/0x17d0
[13064.775648][T19513]      ip6_route_add+0x1c/0x140
[13064.775648][T19513]      addrconf_prefix_route+0x2a6/0x430
[13064.775648][T19513]      inet6_addr_add+0x4f8/0xa40
[13064.775648][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13064.775648][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13064.775648][T19513]      netlink_rcv_skb+0x130/0x360
[13064.775648][T19513]      netlink_unicast+0x449/0x710
[13064.775648][T19513]      netlink_sendmsg+0x723/0xbe0
[13064.775648][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13064.775648][T19513]      ___sys_sendmsg+0xee/0x170
[13064.775648][T19513]      __sys_sendmsg+0xcd/0x170
[13064.775648][T19513]      do_syscall_64+0xc6/0x1e0
[13064.775648][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13064.775648][T19513] 
[13064.778086][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13064.778086][T19513]      netdev_get_by_index+0x5e/0x80
[13064.778086][T19513]      fib6_nh_init+0x3d8/0x15b0
[13064.778086][T19513]      ip6_route_info_create+0xf18/0x17d0
[13064.778086][T19513]      addrconf_f6i_alloc+0x315/0x560
[13064.778086][T19513]      ipv6_add_addr+0x411/0x2000
[13064.778086][T19513]      inet6_addr_add+0x30e/0xa40
[13064.778086][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13064.778086][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13064.778086][T19513]      netlink_rcv_skb+0x130/0x360
[13064.778086][T19513]      netlink_unicast+0x449/0x710
[13064.778086][T19513]      netlink_sendmsg+0x723/0xbe0
[13064.778086][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13064.778086][T19513]      ___sys_sendmsg+0xee/0x170
[13064.778086][T19513]      __sys_sendmsg+0xcd/0x170
[13064.778086][T19513]      do_syscall_64+0xc6/0x1e0
[13064.778086][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13064.778086][T19513] 
[13064.780479][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13064.780479][T19513]      netdev_get_by_index+0x5e/0x80
[13064.780479][T19513]      fib6_nh_init+0x3d8/0x15b0
[13064.780479][T19513]      ip6_route_info_create+0xf18/0x17d0
[13064.780479][T19513]      ip6_route_add+0x1c/0x140
[13064.780479][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13064.780479][T19513]      addrconf_add_dev+0xe2/0x170
[13064.780479][T19513]      inet6_addr_add+0x12f/0xa40
[13064.780479][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13064.780479][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13064.780479][T19513]      netlink_rcv_skb+0x130/0x360
[13064.780479][T19513]      netlink_unicast+0x449/0x710
[13064.780479][T19513]      netlink_sendmsg+0x723/0xbe0
[13064.780479][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13064.780479][T19513]      ___sys_sendmsg+0xee/0x170
[13064.780479][T19513]      __sys_sendmsg+0xcd/0x170
[13064.780479][T19513]      do_syscall_64+0xc6/0x1e0
[13064.780479][T19513] 
[13064.782838][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13064.782838][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13064.782838][T19513]      ipv6_find_idev+0x102/0x170
[13064.782838][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13064.782838][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13064.782838][T19513]      netlink_rcv_skb+0x130/0x360
[13064.782838][T19513]      netlink_unicast+0x449/0x710
[13064.782838][T19513]      netlink_sendmsg+0x723/0xbe0
[13064.782838][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13064.782838][T19513]      ___sys_sendmsg+0xee/0x170
[13064.782838][T19513]      __sys_sendmsg+0xcd/0x170
[13064.782838][T19513]      do_syscall_64+0xc6/0x1e0
[13064.782838][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13064.782838][T19513] 
[13064.784682][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13064.784682][T19513]      neigh_parms_alloc+0x1e5/0x510
[13064.784682][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13064.784682][T19513]      ipv6_find_idev+0x102/0x170
[13064.784682][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13064.784682][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13064.784682][T19513]      netlink_rcv_skb+0x130/0x360
[13064.784682][T19513]      netlink_unicast+0x449/0x710
[13064.784682][T19513]      netlink_sendmsg+0x723/0xbe0
[13064.784682][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13064.784682][T19513]      ___sys_sendmsg+0xee/0x170
[13064.784682][T19513]      __sys_sendmsg+0xcd/0x170
[13064.784682][T19513]      do_syscall_64+0xc6/0x1e0
[13064.784682][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13064.784682][T19513] 
[13075.023181][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13075.023719][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13075.023719][T19513]      netdev_get_by_index+0x5e/0x80
[13075.023719][T19513]      fib6_nh_init+0x3d8/0x15b0
[13075.023719][T19513]      ip6_route_info_create+0xf18/0x17d0
[13075.023719][T19513]      ip6_route_add+0x1c/0x140
[13075.023719][T19513]      addrconf_prefix_route+0x2a6/0x430
[13075.023719][T19513]      inet6_addr_add+0x4f8/0xa40
[13075.023719][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13075.023719][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13075.023719][T19513]      netlink_rcv_skb+0x130/0x360
[13075.023719][T19513]      netlink_unicast+0x449/0x710
[13075.023719][T19513]      netlink_sendmsg+0x723/0xbe0
[13075.023719][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13075.023719][T19513]      ___sys_sendmsg+0xee/0x170
[13075.023719][T19513]      __sys_sendmsg+0xcd/0x170
[13075.023719][T19513]      do_syscall_64+0xc6/0x1e0
[13075.023719][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13075.023719][T19513] 
[13075.026147][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13075.026147][T19513]      netdev_get_by_index+0x5e/0x80
[13075.026147][T19513]      fib6_nh_init+0x3d8/0x15b0
[13075.026147][T19513]      ip6_route_info_create+0xf18/0x17d0
[13075.026147][T19513]      addrconf_f6i_alloc+0x315/0x560
[13075.026147][T19513]      ipv6_add_addr+0x411/0x2000
[13075.026147][T19513]      inet6_addr_add+0x30e/0xa40
[13075.026147][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13075.026147][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13075.026147][T19513]      netlink_rcv_skb+0x130/0x360
[13075.026147][T19513]      netlink_unicast+0x449/0x710
[13075.026147][T19513]      netlink_sendmsg+0x723/0xbe0
[13075.026147][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13075.026147][T19513]      ___sys_sendmsg+0xee/0x170
[13075.026147][T19513]      __sys_sendmsg+0xcd/0x170
[13075.026147][T19513]      do_syscall_64+0xc6/0x1e0
[13075.026147][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13075.026147][T19513] 
[13075.028572][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13075.028572][T19513]      netdev_get_by_index+0x5e/0x80
[13075.028572][T19513]      fib6_nh_init+0x3d8/0x15b0
[13075.028572][T19513]      ip6_route_info_create+0xf18/0x17d0
[13075.028572][T19513]      ip6_route_add+0x1c/0x140
[13075.028572][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13075.028572][T19513]      addrconf_add_dev+0xe2/0x170
[13075.028572][T19513]      inet6_addr_add+0x12f/0xa40
[13075.028572][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13075.028572][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13075.028572][T19513]      netlink_rcv_skb+0x130/0x360
[13075.028572][T19513]      netlink_unicast+0x449/0x710
[13075.028572][T19513]      netlink_sendmsg+0x723/0xbe0
[13075.028572][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13075.028572][T19513]      ___sys_sendmsg+0xee/0x170
[13075.028572][T19513]      __sys_sendmsg+0xcd/0x170
[13075.028572][T19513]      do_syscall_64+0xc6/0x1e0
[13075.028572][T19513] 
[13075.030932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13075.030932][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13075.030932][T19513]      ipv6_find_idev+0x102/0x170
[13075.030932][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13075.030932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13075.030932][T19513]      netlink_rcv_skb+0x130/0x360
[13075.030932][T19513]      netlink_unicast+0x449/0x710
[13075.030932][T19513]      netlink_sendmsg+0x723/0xbe0
[13075.030932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13075.030932][T19513]      ___sys_sendmsg+0xee/0x170
[13075.030932][T19513]      __sys_sendmsg+0xcd/0x170
[13075.030932][T19513]      do_syscall_64+0xc6/0x1e0
[13075.030932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13075.030932][T19513] 
[13075.032780][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13075.032780][T19513]      neigh_parms_alloc+0x1e5/0x510
[13075.032780][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13075.032780][T19513]      ipv6_find_idev+0x102/0x170
[13075.032780][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13075.032780][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13075.032780][T19513]      netlink_rcv_skb+0x130/0x360
[13075.032780][T19513]      netlink_unicast+0x449/0x710
[13075.032780][T19513]      netlink_sendmsg+0x723/0xbe0
[13075.032780][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13075.032780][T19513]      ___sys_sendmsg+0xee/0x170
[13075.032780][T19513]      __sys_sendmsg+0xcd/0x170
[13075.032780][T19513]      do_syscall_64+0xc6/0x1e0
[13075.032780][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13075.032780][T19513] 
[13085.271117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13085.271531][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13085.271531][T19513]      netdev_get_by_index+0x5e/0x80
[13085.271531][T19513]      fib6_nh_init+0x3d8/0x15b0
[13085.271531][T19513]      ip6_route_info_create+0xf18/0x17d0
[13085.271531][T19513]      ip6_route_add+0x1c/0x140
[13085.271531][T19513]      addrconf_prefix_route+0x2a6/0x430
[13085.271531][T19513]      inet6_addr_add+0x4f8/0xa40
[13085.271531][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13085.271531][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13085.271531][T19513]      netlink_rcv_skb+0x130/0x360
[13085.271531][T19513]      netlink_unicast+0x449/0x710
[13085.271531][T19513]      netlink_sendmsg+0x723/0xbe0
[13085.271531][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13085.271531][T19513]      ___sys_sendmsg+0xee/0x170
[13085.271531][T19513]      __sys_sendmsg+0xcd/0x170
[13085.271531][T19513]      do_syscall_64+0xc6/0x1e0
[13085.271531][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13085.271531][T19513] 
[13085.274089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13085.274089][T19513]      netdev_get_by_index+0x5e/0x80
[13085.274089][T19513]      fib6_nh_init+0x3d8/0x15b0
[13085.274089][T19513]      ip6_route_info_create+0xf18/0x17d0
[13085.274089][T19513]      addrconf_f6i_alloc+0x315/0x560
[13085.274089][T19513]      ipv6_add_addr+0x411/0x2000
[13085.274089][T19513]      inet6_addr_add+0x30e/0xa40
[13085.274089][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13085.274089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13085.274089][T19513]      netlink_rcv_skb+0x130/0x360
[13085.274089][T19513]      netlink_unicast+0x449/0x710
[13085.274089][T19513]      netlink_sendmsg+0x723/0xbe0
[13085.274089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13085.274089][T19513]      ___sys_sendmsg+0xee/0x170
[13085.274089][T19513]      __sys_sendmsg+0xcd/0x170
[13085.274089][T19513]      do_syscall_64+0xc6/0x1e0
[13085.274089][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13085.274089][T19513] 
[13085.276319][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13085.276319][T19513]      netdev_get_by_index+0x5e/0x80
[13085.276319][T19513]      fib6_nh_init+0x3d8/0x15b0
[13085.276319][T19513]      ip6_route_info_create+0xf18/0x17d0
[13085.276319][T19513]      ip6_route_add+0x1c/0x140
[13085.276319][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13085.276319][T19513]      addrconf_add_dev+0xe2/0x170
[13085.276319][T19513]      inet6_addr_add+0x12f/0xa40
[13085.276319][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13085.276319][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13085.276319][T19513]      netlink_rcv_skb+0x130/0x360
[13085.276319][T19513]      netlink_unicast+0x449/0x710
[13085.276319][T19513]      netlink_sendmsg+0x723/0xbe0
[13085.276319][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13085.276319][T19513]      ___sys_sendmsg+0xee/0x170
[13085.276319][T19513]      __sys_sendmsg+0xcd/0x170
[13085.276319][T19513]      do_syscall_64+0xc6/0x1e0
[13085.276319][T19513] 
[13085.278496][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13085.278496][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13085.278496][T19513]      ipv6_find_idev+0x102/0x170
[13085.278496][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13085.278496][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13085.278496][T19513]      netlink_rcv_skb+0x130/0x360
[13085.278496][T19513]      netlink_unicast+0x449/0x710
[13085.278496][T19513]      netlink_sendmsg+0x723/0xbe0
[13085.278496][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13085.278496][T19513]      ___sys_sendmsg+0xee/0x170
[13085.278496][T19513]      __sys_sendmsg+0xcd/0x170
[13085.278496][T19513]      do_syscall_64+0xc6/0x1e0
[13085.278496][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13085.278496][T19513] 
[13085.280266][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13085.280266][T19513]      neigh_parms_alloc+0x1e5/0x510
[13085.280266][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13085.280266][T19513]      ipv6_find_idev+0x102/0x170
[13085.280266][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13085.280266][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13085.280266][T19513]      netlink_rcv_skb+0x130/0x360
[13085.280266][T19513]      netlink_unicast+0x449/0x710
[13085.280266][T19513]      netlink_sendmsg+0x723/0xbe0
[13085.280266][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13085.280266][T19513]      ___sys_sendmsg+0xee/0x170
[13085.280266][T19513]      __sys_sendmsg+0xcd/0x170
[13085.280266][T19513]      do_syscall_64+0xc6/0x1e0
[13085.280266][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13085.280266][T19513] 
[13095.519114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13095.519531][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13095.519531][T19513]      netdev_get_by_index+0x5e/0x80
[13095.519531][T19513]      fib6_nh_init+0x3d8/0x15b0
[13095.519531][T19513]      ip6_route_info_create+0xf18/0x17d0
[13095.519531][T19513]      ip6_route_add+0x1c/0x140
[13095.519531][T19513]      addrconf_prefix_route+0x2a6/0x430
[13095.519531][T19513]      inet6_addr_add+0x4f8/0xa40
[13095.519531][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13095.519531][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13095.519531][T19513]      netlink_rcv_skb+0x130/0x360
[13095.519531][T19513]      netlink_unicast+0x449/0x710
[13095.519531][T19513]      netlink_sendmsg+0x723/0xbe0
[13095.519531][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13095.519531][T19513]      ___sys_sendmsg+0xee/0x170
[13095.519531][T19513]      __sys_sendmsg+0xcd/0x170
[13095.519531][T19513]      do_syscall_64+0xc6/0x1e0
[13095.519531][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13095.519531][T19513] 
[13095.521814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13095.521814][T19513]      netdev_get_by_index+0x5e/0x80
[13095.521814][T19513]      fib6_nh_init+0x3d8/0x15b0
[13095.521814][T19513]      ip6_route_info_create+0xf18/0x17d0
[13095.521814][T19513]      addrconf_f6i_alloc+0x315/0x560
[13095.521814][T19513]      ipv6_add_addr+0x411/0x2000
[13095.521814][T19513]      inet6_addr_add+0x30e/0xa40
[13095.521814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13095.521814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13095.521814][T19513]      netlink_rcv_skb+0x130/0x360
[13095.521814][T19513]      netlink_unicast+0x449/0x710
[13095.521814][T19513]      netlink_sendmsg+0x723/0xbe0
[13095.521814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13095.521814][T19513]      ___sys_sendmsg+0xee/0x170
[13095.521814][T19513]      __sys_sendmsg+0xcd/0x170
[13095.521814][T19513]      do_syscall_64+0xc6/0x1e0
[13095.521814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13095.521814][T19513] 
[13095.524047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13095.524047][T19513]      netdev_get_by_index+0x5e/0x80
[13095.524047][T19513]      fib6_nh_init+0x3d8/0x15b0
[13095.524047][T19513]      ip6_route_info_create+0xf18/0x17d0
[13095.524047][T19513]      ip6_route_add+0x1c/0x140
[13095.524047][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13095.524047][T19513]      addrconf_add_dev+0xe2/0x170
[13095.524047][T19513]      inet6_addr_add+0x12f/0xa40
[13095.524047][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13095.524047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13095.524047][T19513]      netlink_rcv_skb+0x130/0x360
[13095.524047][T19513]      netlink_unicast+0x449/0x710
[13095.524047][T19513]      netlink_sendmsg+0x723/0xbe0
[13095.524047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13095.524047][T19513]      ___sys_sendmsg+0xee/0x170
[13095.524047][T19513]      __sys_sendmsg+0xcd/0x170
[13095.524047][T19513]      do_syscall_64+0xc6/0x1e0
[13095.524047][T19513] 
[13095.526214][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13095.526214][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13095.526214][T19513]      ipv6_find_idev+0x102/0x170
[13095.526214][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13095.526214][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13095.526214][T19513]      netlink_rcv_skb+0x130/0x360
[13095.526214][T19513]      netlink_unicast+0x449/0x710
[13095.526214][T19513]      netlink_sendmsg+0x723/0xbe0
[13095.526214][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13095.526214][T19513]      ___sys_sendmsg+0xee/0x170
[13095.526214][T19513]      __sys_sendmsg+0xcd/0x170
[13095.526214][T19513]      do_syscall_64+0xc6/0x1e0
[13095.526214][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13095.526214][T19513] 
[13095.527919][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13095.527919][T19513]      neigh_parms_alloc+0x1e5/0x510
[13095.527919][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13095.527919][T19513]      ipv6_find_idev+0x102/0x170
[13095.527919][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13095.527919][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13095.527919][T19513]      netlink_rcv_skb+0x130/0x360
[13095.527919][T19513]      netlink_unicast+0x449/0x710
[13095.527919][T19513]      netlink_sendmsg+0x723/0xbe0
[13095.527919][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13095.527919][T19513]      ___sys_sendmsg+0xee/0x170
[13095.527919][T19513]      __sys_sendmsg+0xcd/0x170
[13095.527919][T19513]      do_syscall_64+0xc6/0x1e0
[13095.527919][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13095.527919][T19513] 
[13105.559109][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13105.559688][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13105.559688][T19513]      netdev_get_by_index+0x5e/0x80
[13105.559688][T19513]      fib6_nh_init+0x3d8/0x15b0
[13105.559688][T19513]      ip6_route_info_create+0xf18/0x17d0
[13105.559688][T19513]      ip6_route_add+0x1c/0x140
[13105.559688][T19513]      addrconf_prefix_route+0x2a6/0x430
[13105.559688][T19513]      inet6_addr_add+0x4f8/0xa40
[13105.559688][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13105.559688][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13105.559688][T19513]      netlink_rcv_skb+0x130/0x360
[13105.559688][T19513]      netlink_unicast+0x449/0x710
[13105.559688][T19513]      netlink_sendmsg+0x723/0xbe0
[13105.559688][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13105.559688][T19513]      ___sys_sendmsg+0xee/0x170
[13105.559688][T19513]      __sys_sendmsg+0xcd/0x170
[13105.559688][T19513]      do_syscall_64+0xc6/0x1e0
[13105.559688][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13105.559688][T19513] 
[13105.563518][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13105.563518][T19513]      netdev_get_by_index+0x5e/0x80
[13105.563518][T19513]      fib6_nh_init+0x3d8/0x15b0
[13105.563518][T19513]      ip6_route_info_create+0xf18/0x17d0
[13105.563518][T19513]      addrconf_f6i_alloc+0x315/0x560
[13105.563518][T19513]      ipv6_add_addr+0x411/0x2000
[13105.563518][T19513]      inet6_addr_add+0x30e/0xa40
[13105.563518][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13105.563518][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13105.563518][T19513]      netlink_rcv_skb+0x130/0x360
[13105.563518][T19513]      netlink_unicast+0x449/0x710
[13105.563518][T19513]      netlink_sendmsg+0x723/0xbe0
[13105.563518][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13105.563518][T19513]      ___sys_sendmsg+0xee/0x170
[13105.563518][T19513]      __sys_sendmsg+0xcd/0x170
[13105.563518][T19513]      do_syscall_64+0xc6/0x1e0
[13105.563518][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13105.563518][T19513] 
[13105.566666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13105.566666][T19513]      netdev_get_by_index+0x5e/0x80
[13105.566666][T19513]      fib6_nh_init+0x3d8/0x15b0
[13105.566666][T19513]      ip6_route_info_create+0xf18/0x17d0
[13105.566666][T19513]      ip6_route_add+0x1c/0x140
[13105.566666][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13105.566666][T19513]      addrconf_add_dev+0xe2/0x170
[13105.566666][T19513]      inet6_addr_add+0x12f/0xa40
[13105.566666][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13105.566666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13105.566666][T19513]      netlink_rcv_skb+0x130/0x360
[13105.566666][T19513]      netlink_unicast+0x449/0x710
[13105.566666][T19513]      netlink_sendmsg+0x723/0xbe0
[13105.566666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13105.566666][T19513]      ___sys_sendmsg+0xee/0x170
[13105.566666][T19513]      __sys_sendmsg+0xcd/0x170
[13105.566666][T19513]      do_syscall_64+0xc6/0x1e0
[13105.566666][T19513] 
[13105.569071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13105.569071][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13105.569071][T19513]      ipv6_find_idev+0x102/0x170
[13105.569071][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13105.569071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13105.569071][T19513]      netlink_rcv_skb+0x130/0x360
[13105.569071][T19513]      netlink_unicast+0x449/0x710
[13105.569071][T19513]      netlink_sendmsg+0x723/0xbe0
[13105.569071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13105.569071][T19513]      ___sys_sendmsg+0xee/0x170
[13105.569071][T19513]      __sys_sendmsg+0xcd/0x170
[13105.569071][T19513]      do_syscall_64+0xc6/0x1e0
[13105.569071][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13105.569071][T19513] 
[13105.570811][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13105.570811][T19513]      neigh_parms_alloc+0x1e5/0x510
[13105.570811][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13105.570811][T19513]      ipv6_find_idev+0x102/0x170
[13105.570811][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13105.570811][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13105.570811][T19513]      netlink_rcv_skb+0x130/0x360
[13105.570811][T19513]      netlink_unicast+0x449/0x710
[13105.570811][T19513]      netlink_sendmsg+0x723/0xbe0
[13105.570811][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13105.570811][T19513]      ___sys_sendmsg+0xee/0x170
[13105.570811][T19513]      __sys_sendmsg+0xcd/0x170
[13105.570811][T19513]      do_syscall_64+0xc6/0x1e0
[13105.570811][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13105.570811][T19513] 
[13115.607100][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13115.607676][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13115.607676][T19513]      netdev_get_by_index+0x5e/0x80
[13115.607676][T19513]      fib6_nh_init+0x3d8/0x15b0
[13115.607676][T19513]      ip6_route_info_create+0xf18/0x17d0
[13115.607676][T19513]      ip6_route_add+0x1c/0x140
[13115.607676][T19513]      addrconf_prefix_route+0x2a6/0x430
[13115.607676][T19513]      inet6_addr_add+0x4f8/0xa40
[13115.607676][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13115.607676][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13115.607676][T19513]      netlink_rcv_skb+0x130/0x360
[13115.607676][T19513]      netlink_unicast+0x449/0x710
[13115.607676][T19513]      netlink_sendmsg+0x723/0xbe0
[13115.607676][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13115.607676][T19513]      ___sys_sendmsg+0xee/0x170
[13115.607676][T19513]      __sys_sendmsg+0xcd/0x170
[13115.607676][T19513]      do_syscall_64+0xc6/0x1e0
[13115.607676][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13115.607676][T19513] 
[13115.611232][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13115.611232][T19513]      netdev_get_by_index+0x5e/0x80
[13115.611232][T19513]      fib6_nh_init+0x3d8/0x15b0
[13115.611232][T19513]      ip6_route_info_create+0xf18/0x17d0
[13115.611232][T19513]      addrconf_f6i_alloc+0x315/0x560
[13115.611232][T19513]      ipv6_add_addr+0x411/0x2000
[13115.611232][T19513]      inet6_addr_add+0x30e/0xa40
[13115.611232][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13115.611232][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13115.611232][T19513]      netlink_rcv_skb+0x130/0x360
[13115.611232][T19513]      netlink_unicast+0x449/0x710
[13115.611232][T19513]      netlink_sendmsg+0x723/0xbe0
[13115.611232][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13115.611232][T19513]      ___sys_sendmsg+0xee/0x170
[13115.611232][T19513]      __sys_sendmsg+0xcd/0x170
[13115.611232][T19513]      do_syscall_64+0xc6/0x1e0
[13115.611232][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13115.611232][T19513] 
[13115.614824][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13115.614824][T19513]      netdev_get_by_index+0x5e/0x80
[13115.614824][T19513]      fib6_nh_init+0x3d8/0x15b0
[13115.614824][T19513]      ip6_route_info_create+0xf18/0x17d0
[13115.614824][T19513]      ip6_route_add+0x1c/0x140
[13115.614824][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13115.614824][T19513]      addrconf_add_dev+0xe2/0x170
[13115.614824][T19513]      inet6_addr_add+0x12f/0xa40
[13115.614824][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13115.614824][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13115.614824][T19513]      netlink_rcv_skb+0x130/0x360
[13115.614824][T19513]      netlink_unicast+0x449/0x710
[13115.614824][T19513]      netlink_sendmsg+0x723/0xbe0
[13115.614824][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13115.614824][T19513]      ___sys_sendmsg+0xee/0x170
[13115.614824][T19513]      __sys_sendmsg+0xcd/0x170
[13115.614824][T19513]      do_syscall_64+0xc6/0x1e0
[13115.614824][T19513] 
[13115.618307][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13115.618307][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13115.618307][T19513]      ipv6_find_idev+0x102/0x170
[13115.618307][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13115.618307][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13115.618307][T19513]      netlink_rcv_skb+0x130/0x360
[13115.618307][T19513]      netlink_unicast+0x449/0x710
[13115.618307][T19513]      netlink_sendmsg+0x723/0xbe0
[13115.618307][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13115.618307][T19513]      ___sys_sendmsg+0xee/0x170
[13115.618307][T19513]      __sys_sendmsg+0xcd/0x170
[13115.618307][T19513]      do_syscall_64+0xc6/0x1e0
[13115.618307][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13115.618307][T19513] 
[13115.621092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13115.621092][T19513]      neigh_parms_alloc+0x1e5/0x510
[13115.621092][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13115.621092][T19513]      ipv6_find_idev+0x102/0x170
[13115.621092][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13115.621092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13115.621092][T19513]      netlink_rcv_skb+0x130/0x360
[13115.621092][T19513]      netlink_unicast+0x449/0x710
[13115.621092][T19513]      netlink_sendmsg+0x723/0xbe0
[13115.621092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13115.621092][T19513]      ___sys_sendmsg+0xee/0x170
[13115.621092][T19513]      __sys_sendmsg+0xcd/0x170
[13115.621092][T19513]      do_syscall_64+0xc6/0x1e0
[13115.621092][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13115.621092][T19513] 
[13125.783196][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13125.783657][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13125.783657][T19513]      netdev_get_by_index+0x5e/0x80
[13125.783657][T19513]      fib6_nh_init+0x3d8/0x15b0
[13125.783657][T19513]      ip6_route_info_create+0xf18/0x17d0
[13125.783657][T19513]      ip6_route_add+0x1c/0x140
[13125.783657][T19513]      addrconf_prefix_route+0x2a6/0x430
[13125.783657][T19513]      inet6_addr_add+0x4f8/0xa40
[13125.783657][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13125.783657][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13125.783657][T19513]      netlink_rcv_skb+0x130/0x360
[13125.783657][T19513]      netlink_unicast+0x449/0x710
[13125.783657][T19513]      netlink_sendmsg+0x723/0xbe0
[13125.783657][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13125.783657][T19513]      ___sys_sendmsg+0xee/0x170
[13125.783657][T19513]      __sys_sendmsg+0xcd/0x170
[13125.783657][T19513]      do_syscall_64+0xc6/0x1e0
[13125.783657][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13125.783657][T19513] 
[13125.786099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13125.786099][T19513]      netdev_get_by_index+0x5e/0x80
[13125.786099][T19513]      fib6_nh_init+0x3d8/0x15b0
[13125.786099][T19513]      ip6_route_info_create+0xf18/0x17d0
[13125.786099][T19513]      addrconf_f6i_alloc+0x315/0x560
[13125.786099][T19513]      ipv6_add_addr+0x411/0x2000
[13125.786099][T19513]      inet6_addr_add+0x30e/0xa40
[13125.786099][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13125.786099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13125.786099][T19513]      netlink_rcv_skb+0x130/0x360
[13125.786099][T19513]      netlink_unicast+0x449/0x710
[13125.786099][T19513]      netlink_sendmsg+0x723/0xbe0
[13125.786099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13125.786099][T19513]      ___sys_sendmsg+0xee/0x170
[13125.786099][T19513]      __sys_sendmsg+0xcd/0x170
[13125.786099][T19513]      do_syscall_64+0xc6/0x1e0
[13125.786099][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13125.786099][T19513] 
[13125.788505][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13125.788505][T19513]      netdev_get_by_index+0x5e/0x80
[13125.788505][T19513]      fib6_nh_init+0x3d8/0x15b0
[13125.788505][T19513]      ip6_route_info_create+0xf18/0x17d0
[13125.788505][T19513]      ip6_route_add+0x1c/0x140
[13125.788505][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13125.788505][T19513]      addrconf_add_dev+0xe2/0x170
[13125.788505][T19513]      inet6_addr_add+0x12f/0xa40
[13125.788505][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13125.788505][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13125.788505][T19513]      netlink_rcv_skb+0x130/0x360
[13125.788505][T19513]      netlink_unicast+0x449/0x710
[13125.788505][T19513]      netlink_sendmsg+0x723/0xbe0
[13125.788505][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13125.788505][T19513]      ___sys_sendmsg+0xee/0x170
[13125.788505][T19513]      __sys_sendmsg+0xcd/0x170
[13125.788505][T19513]      do_syscall_64+0xc6/0x1e0
[13125.788505][T19513] 
[13125.790860][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13125.790860][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13125.790860][T19513]      ipv6_find_idev+0x102/0x170
[13125.790860][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13125.790860][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13125.790860][T19513]      netlink_rcv_skb+0x130/0x360
[13125.790860][T19513]      netlink_unicast+0x449/0x710
[13125.790860][T19513]      netlink_sendmsg+0x723/0xbe0
[13125.790860][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13125.790860][T19513]      ___sys_sendmsg+0xee/0x170
[13125.790860][T19513]      __sys_sendmsg+0xcd/0x170
[13125.790860][T19513]      do_syscall_64+0xc6/0x1e0
[13125.790860][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13125.790860][T19513] 
[13125.792697][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13125.792697][T19513]      neigh_parms_alloc+0x1e5/0x510
[13125.792697][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13125.792697][T19513]      ipv6_find_idev+0x102/0x170
[13125.792697][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13125.792697][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13125.792697][T19513]      netlink_rcv_skb+0x130/0x360
[13125.792697][T19513]      netlink_unicast+0x449/0x710
[13125.792697][T19513]      netlink_sendmsg+0x723/0xbe0
[13125.792697][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13125.792697][T19513]      ___sys_sendmsg+0xee/0x170
[13125.792697][T19513]      __sys_sendmsg+0xcd/0x170
[13125.792697][T19513]      do_syscall_64+0xc6/0x1e0
[13125.792697][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13125.792697][T19513] 
[13135.863142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13135.863546][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13135.863546][T19513]      netdev_get_by_index+0x5e/0x80
[13135.863546][T19513]      fib6_nh_init+0x3d8/0x15b0
[13135.863546][T19513]      ip6_route_info_create+0xf18/0x17d0
[13135.863546][T19513]      ip6_route_add+0x1c/0x140
[13135.863546][T19513]      addrconf_prefix_route+0x2a6/0x430
[13135.863546][T19513]      inet6_addr_add+0x4f8/0xa40
[13135.863546][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13135.863546][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13135.863546][T19513]      netlink_rcv_skb+0x130/0x360
[13135.863546][T19513]      netlink_unicast+0x449/0x710
[13135.863546][T19513]      netlink_sendmsg+0x723/0xbe0
[13135.863546][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13135.863546][T19513]      ___sys_sendmsg+0xee/0x170
[13135.863546][T19513]      __sys_sendmsg+0xcd/0x170
[13135.863546][T19513]      do_syscall_64+0xc6/0x1e0
[13135.863546][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13135.863546][T19513] 
[13135.865788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13135.865788][T19513]      netdev_get_by_index+0x5e/0x80
[13135.865788][T19513]      fib6_nh_init+0x3d8/0x15b0
[13135.865788][T19513]      ip6_route_info_create+0xf18/0x17d0
[13135.865788][T19513]      addrconf_f6i_alloc+0x315/0x560
[13135.865788][T19513]      ipv6_add_addr+0x411/0x2000
[13135.865788][T19513]      inet6_addr_add+0x30e/0xa40
[13135.865788][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13135.865788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13135.865788][T19513]      netlink_rcv_skb+0x130/0x360
[13135.865788][T19513]      netlink_unicast+0x449/0x710
[13135.865788][T19513]      netlink_sendmsg+0x723/0xbe0
[13135.865788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13135.865788][T19513]      ___sys_sendmsg+0xee/0x170
[13135.865788][T19513]      __sys_sendmsg+0xcd/0x170
[13135.865788][T19513]      do_syscall_64+0xc6/0x1e0
[13135.865788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13135.865788][T19513] 
[13135.868118][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13135.868118][T19513]      netdev_get_by_index+0x5e/0x80
[13135.868118][T19513]      fib6_nh_init+0x3d8/0x15b0
[13135.868118][T19513]      ip6_route_info_create+0xf18/0x17d0
[13135.868118][T19513]      ip6_route_add+0x1c/0x140
[13135.868118][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13135.868118][T19513]      addrconf_add_dev+0xe2/0x170
[13135.868118][T19513]      inet6_addr_add+0x12f/0xa40
[13135.868118][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13135.868118][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13135.868118][T19513]      netlink_rcv_skb+0x130/0x360
[13135.868118][T19513]      netlink_unicast+0x449/0x710
[13135.868118][T19513]      netlink_sendmsg+0x723/0xbe0
[13135.868118][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13135.868118][T19513]      ___sys_sendmsg+0xee/0x170
[13135.868118][T19513]      __sys_sendmsg+0xcd/0x170
[13135.868118][T19513]      do_syscall_64+0xc6/0x1e0
[13135.868118][T19513] 
[13135.870286][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13135.870286][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13135.870286][T19513]      ipv6_find_idev+0x102/0x170
[13135.870286][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13135.870286][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13135.870286][T19513]      netlink_rcv_skb+0x130/0x360
[13135.870286][T19513]      netlink_unicast+0x449/0x710
[13135.870286][T19513]      netlink_sendmsg+0x723/0xbe0
[13135.870286][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13135.870286][T19513]      ___sys_sendmsg+0xee/0x170
[13135.870286][T19513]      __sys_sendmsg+0xcd/0x170
[13135.870286][T19513]      do_syscall_64+0xc6/0x1e0
[13135.870286][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13135.870286][T19513] 
[13135.871984][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13135.871984][T19513]      neigh_parms_alloc+0x1e5/0x510
[13135.871984][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13135.871984][T19513]      ipv6_find_idev+0x102/0x170
[13135.871984][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13135.871984][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13135.871984][T19513]      netlink_rcv_skb+0x130/0x360
[13135.871984][T19513]      netlink_unicast+0x449/0x710
[13135.871984][T19513]      netlink_sendmsg+0x723/0xbe0
[13135.871984][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13135.871984][T19513]      ___sys_sendmsg+0xee/0x170
[13135.871984][T19513]      __sys_sendmsg+0xcd/0x170
[13135.871984][T19513]      do_syscall_64+0xc6/0x1e0
[13135.871984][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13135.871984][T19513] 
[13145.919056][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13145.919450][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13145.919450][T19513]      netdev_get_by_index+0x5e/0x80
[13145.919450][T19513]      fib6_nh_init+0x3d8/0x15b0
[13145.919450][T19513]      ip6_route_info_create+0xf18/0x17d0
[13145.919450][T19513]      ip6_route_add+0x1c/0x140
[13145.919450][T19513]      addrconf_prefix_route+0x2a6/0x430
[13145.919450][T19513]      inet6_addr_add+0x4f8/0xa40
[13145.919450][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13145.919450][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13145.919450][T19513]      netlink_rcv_skb+0x130/0x360
[13145.919450][T19513]      netlink_unicast+0x449/0x710
[13145.919450][T19513]      netlink_sendmsg+0x723/0xbe0
[13145.919450][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13145.919450][T19513]      ___sys_sendmsg+0xee/0x170
[13145.919450][T19513]      __sys_sendmsg+0xcd/0x170
[13145.919450][T19513]      do_syscall_64+0xc6/0x1e0
[13145.919450][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13145.919450][T19513] 
[13145.923469][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13145.923469][T19513]      netdev_get_by_index+0x5e/0x80
[13145.923469][T19513]      fib6_nh_init+0x3d8/0x15b0
[13145.923469][T19513]      ip6_route_info_create+0xf18/0x17d0
[13145.923469][T19513]      addrconf_f6i_alloc+0x315/0x560
[13145.923469][T19513]      ipv6_add_addr+0x411/0x2000
[13145.923469][T19513]      inet6_addr_add+0x30e/0xa40
[13145.923469][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13145.923469][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13145.923469][T19513]      netlink_rcv_skb+0x130/0x360
[13145.923469][T19513]      netlink_unicast+0x449/0x710
[13145.923469][T19513]      netlink_sendmsg+0x723/0xbe0
[13145.923469][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13145.923469][T19513]      ___sys_sendmsg+0xee/0x170
[13145.923469][T19513]      __sys_sendmsg+0xcd/0x170
[13145.923469][T19513]      do_syscall_64+0xc6/0x1e0
[13145.923469][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13145.923469][T19513] 
[13145.927969][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13145.927969][T19513]      netdev_get_by_index+0x5e/0x80
[13145.927969][T19513]      fib6_nh_init+0x3d8/0x15b0
[13145.927969][T19513]      ip6_route_info_create+0xf18/0x17d0
[13145.927969][T19513]      ip6_route_add+0x1c/0x140
[13145.927969][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13145.927969][T19513]      addrconf_add_dev+0xe2/0x170
[13145.927969][T19513]      inet6_addr_add+0x12f/0xa40
[13145.927969][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13145.927969][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13145.927969][T19513]      netlink_rcv_skb+0x130/0x360
[13145.927969][T19513]      netlink_unicast+0x449/0x710
[13145.927969][T19513]      netlink_sendmsg+0x723/0xbe0
[13145.927969][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13145.927969][T19513]      ___sys_sendmsg+0xee/0x170
[13145.927969][T19513]      __sys_sendmsg+0xcd/0x170
[13145.927969][T19513]      do_syscall_64+0xc6/0x1e0
[13145.927969][T19513] 
[13145.932321][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13145.932321][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13145.932321][T19513]      ipv6_find_idev+0x102/0x170
[13145.932321][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13145.932321][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13145.932321][T19513]      netlink_rcv_skb+0x130/0x360
[13145.932321][T19513]      netlink_unicast+0x449/0x710
[13145.932321][T19513]      netlink_sendmsg+0x723/0xbe0
[13145.932321][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13145.932321][T19513]      ___sys_sendmsg+0xee/0x170
[13145.932321][T19513]      __sys_sendmsg+0xcd/0x170
[13145.932321][T19513]      do_syscall_64+0xc6/0x1e0
[13145.932321][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13145.932321][T19513] 
[13145.935664][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13145.935664][T19513]      neigh_parms_alloc+0x1e5/0x510
[13145.935664][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13145.935664][T19513]      ipv6_find_idev+0x102/0x170
[13145.935664][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13145.935664][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13145.935664][T19513]      netlink_rcv_skb+0x130/0x360
[13145.935664][T19513]      netlink_unicast+0x449/0x710
[13145.935664][T19513]      netlink_sendmsg+0x723/0xbe0
[13145.935664][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13145.935664][T19513]      ___sys_sendmsg+0xee/0x170
[13145.935664][T19513]      __sys_sendmsg+0xcd/0x170
[13145.935664][T19513]      do_syscall_64+0xc6/0x1e0
[13145.935664][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13145.935664][T19513] 
[13156.031153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13156.031601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13156.031601][T19513]      netdev_get_by_index+0x5e/0x80
[13156.031601][T19513]      fib6_nh_init+0x3d8/0x15b0
[13156.031601][T19513]      ip6_route_info_create+0xf18/0x17d0
[13156.031601][T19513]      ip6_route_add+0x1c/0x140
[13156.031601][T19513]      addrconf_prefix_route+0x2a6/0x430
[13156.031601][T19513]      inet6_addr_add+0x4f8/0xa40
[13156.031601][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13156.031601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13156.031601][T19513]      netlink_rcv_skb+0x130/0x360
[13156.031601][T19513]      netlink_unicast+0x449/0x710
[13156.031601][T19513]      netlink_sendmsg+0x723/0xbe0
[13156.031601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13156.031601][T19513]      ___sys_sendmsg+0xee/0x170
[13156.031601][T19513]      __sys_sendmsg+0xcd/0x170
[13156.031601][T19513]      do_syscall_64+0xc6/0x1e0
[13156.031601][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13156.031601][T19513] 
[13156.034045][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13156.034045][T19513]      netdev_get_by_index+0x5e/0x80
[13156.034045][T19513]      fib6_nh_init+0x3d8/0x15b0
[13156.034045][T19513]      ip6_route_info_create+0xf18/0x17d0
[13156.034045][T19513]      addrconf_f6i_alloc+0x315/0x560
[13156.034045][T19513]      ipv6_add_addr+0x411/0x2000
[13156.034045][T19513]      inet6_addr_add+0x30e/0xa40
[13156.034045][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13156.034045][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13156.034045][T19513]      netlink_rcv_skb+0x130/0x360
[13156.034045][T19513]      netlink_unicast+0x449/0x710
[13156.034045][T19513]      netlink_sendmsg+0x723/0xbe0
[13156.034045][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13156.034045][T19513]      ___sys_sendmsg+0xee/0x170
[13156.034045][T19513]      __sys_sendmsg+0xcd/0x170
[13156.034045][T19513]      do_syscall_64+0xc6/0x1e0
[13156.034045][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13156.034045][T19513] 
[13156.036464][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13156.036464][T19513]      netdev_get_by_index+0x5e/0x80
[13156.036464][T19513]      fib6_nh_init+0x3d8/0x15b0
[13156.036464][T19513]      ip6_route_info_create+0xf18/0x17d0
[13156.036464][T19513]      ip6_route_add+0x1c/0x140
[13156.036464][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13156.036464][T19513]      addrconf_add_dev+0xe2/0x170
[13156.036464][T19513]      inet6_addr_add+0x12f/0xa40
[13156.036464][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13156.036464][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13156.036464][T19513]      netlink_rcv_skb+0x130/0x360
[13156.036464][T19513]      netlink_unicast+0x449/0x710
[13156.036464][T19513]      netlink_sendmsg+0x723/0xbe0
[13156.036464][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13156.036464][T19513]      ___sys_sendmsg+0xee/0x170
[13156.036464][T19513]      __sys_sendmsg+0xcd/0x170
[13156.036464][T19513]      do_syscall_64+0xc6/0x1e0
[13156.036464][T19513] 
[13156.038845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13156.038845][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13156.038845][T19513]      ipv6_find_idev+0x102/0x170
[13156.038845][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13156.038845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13156.038845][T19513]      netlink_rcv_skb+0x130/0x360
[13156.038845][T19513]      netlink_unicast+0x449/0x710
[13156.038845][T19513]      netlink_sendmsg+0x723/0xbe0
[13156.038845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13156.038845][T19513]      ___sys_sendmsg+0xee/0x170
[13156.038845][T19513]      __sys_sendmsg+0xcd/0x170
[13156.038845][T19513]      do_syscall_64+0xc6/0x1e0
[13156.038845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13156.038845][T19513] 
[13156.040709][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13156.040709][T19513]      neigh_parms_alloc+0x1e5/0x510
[13156.040709][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13156.040709][T19513]      ipv6_find_idev+0x102/0x170
[13156.040709][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13156.040709][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13156.040709][T19513]      netlink_rcv_skb+0x130/0x360
[13156.040709][T19513]      netlink_unicast+0x449/0x710
[13156.040709][T19513]      netlink_sendmsg+0x723/0xbe0
[13156.040709][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13156.040709][T19513]      ___sys_sendmsg+0xee/0x170
[13156.040709][T19513]      __sys_sendmsg+0xcd/0x170
[13156.040709][T19513]      do_syscall_64+0xc6/0x1e0
[13156.040709][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13156.040709][T19513] 
[13166.143100][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13166.143567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13166.143567][T19513]      netdev_get_by_index+0x5e/0x80
[13166.143567][T19513]      fib6_nh_init+0x3d8/0x15b0
[13166.143567][T19513]      ip6_route_info_create+0xf18/0x17d0
[13166.143567][T19513]      ip6_route_add+0x1c/0x140
[13166.143567][T19513]      addrconf_prefix_route+0x2a6/0x430
[13166.143567][T19513]      inet6_addr_add+0x4f8/0xa40
[13166.143567][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13166.143567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13166.143567][T19513]      netlink_rcv_skb+0x130/0x360
[13166.143567][T19513]      netlink_unicast+0x449/0x710
[13166.143567][T19513]      netlink_sendmsg+0x723/0xbe0
[13166.143567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13166.143567][T19513]      ___sys_sendmsg+0xee/0x170
[13166.143567][T19513]      __sys_sendmsg+0xcd/0x170
[13166.143567][T19513]      do_syscall_64+0xc6/0x1e0
[13166.143567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13166.143567][T19513] 
[13166.145856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13166.145856][T19513]      netdev_get_by_index+0x5e/0x80
[13166.145856][T19513]      fib6_nh_init+0x3d8/0x15b0
[13166.145856][T19513]      ip6_route_info_create+0xf18/0x17d0
[13166.145856][T19513]      addrconf_f6i_alloc+0x315/0x560
[13166.145856][T19513]      ipv6_add_addr+0x411/0x2000
[13166.145856][T19513]      inet6_addr_add+0x30e/0xa40
[13166.145856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13166.145856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13166.145856][T19513]      netlink_rcv_skb+0x130/0x360
[13166.145856][T19513]      netlink_unicast+0x449/0x710
[13166.145856][T19513]      netlink_sendmsg+0x723/0xbe0
[13166.145856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13166.145856][T19513]      ___sys_sendmsg+0xee/0x170
[13166.145856][T19513]      __sys_sendmsg+0xcd/0x170
[13166.145856][T19513]      do_syscall_64+0xc6/0x1e0
[13166.145856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13166.145856][T19513] 
[13166.148083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13166.148083][T19513]      netdev_get_by_index+0x5e/0x80
[13166.148083][T19513]      fib6_nh_init+0x3d8/0x15b0
[13166.148083][T19513]      ip6_route_info_create+0xf18/0x17d0
[13166.148083][T19513]      ip6_route_add+0x1c/0x140
[13166.148083][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13166.148083][T19513]      addrconf_add_dev+0xe2/0x170
[13166.148083][T19513]      inet6_addr_add+0x12f/0xa40
[13166.148083][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13166.148083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13166.148083][T19513]      netlink_rcv_skb+0x130/0x360
[13166.148083][T19513]      netlink_unicast+0x449/0x710
[13166.148083][T19513]      netlink_sendmsg+0x723/0xbe0
[13166.148083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13166.148083][T19513]      ___sys_sendmsg+0xee/0x170
[13166.148083][T19513]      __sys_sendmsg+0xcd/0x170
[13166.148083][T19513]      do_syscall_64+0xc6/0x1e0
[13166.148083][T19513] 
[13166.150270][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13166.150270][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13166.150270][T19513]      ipv6_find_idev+0x102/0x170
[13166.150270][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13166.150270][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13166.150270][T19513]      netlink_rcv_skb+0x130/0x360
[13166.150270][T19513]      netlink_unicast+0x449/0x710
[13166.150270][T19513]      netlink_sendmsg+0x723/0xbe0
[13166.150270][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13166.150270][T19513]      ___sys_sendmsg+0xee/0x170
[13166.150270][T19513]      __sys_sendmsg+0xcd/0x170
[13166.150270][T19513]      do_syscall_64+0xc6/0x1e0
[13166.150270][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13166.150270][T19513] 
[13166.151994][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13166.151994][T19513]      neigh_parms_alloc+0x1e5/0x510
[13166.151994][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13166.151994][T19513]      ipv6_find_idev+0x102/0x170
[13166.151994][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13166.151994][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13166.151994][T19513]      netlink_rcv_skb+0x130/0x360
[13166.151994][T19513]      netlink_unicast+0x449/0x710
[13166.151994][T19513]      netlink_sendmsg+0x723/0xbe0
[13166.151994][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13166.151994][T19513]      ___sys_sendmsg+0xee/0x170
[13166.151994][T19513]      __sys_sendmsg+0xcd/0x170
[13166.151994][T19513]      do_syscall_64+0xc6/0x1e0
[13166.151994][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13166.151994][T19513] 
[13176.191171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13176.191650][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13176.191650][T19513]      netdev_get_by_index+0x5e/0x80
[13176.191650][T19513]      fib6_nh_init+0x3d8/0x15b0
[13176.191650][T19513]      ip6_route_info_create+0xf18/0x17d0
[13176.191650][T19513]      ip6_route_add+0x1c/0x140
[13176.191650][T19513]      addrconf_prefix_route+0x2a6/0x430
[13176.191650][T19513]      inet6_addr_add+0x4f8/0xa40
[13176.191650][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13176.191650][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13176.191650][T19513]      netlink_rcv_skb+0x130/0x360
[13176.191650][T19513]      netlink_unicast+0x449/0x710
[13176.191650][T19513]      netlink_sendmsg+0x723/0xbe0
[13176.191650][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13176.191650][T19513]      ___sys_sendmsg+0xee/0x170
[13176.191650][T19513]      __sys_sendmsg+0xcd/0x170
[13176.191650][T19513]      do_syscall_64+0xc6/0x1e0
[13176.191650][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13176.191650][T19513] 
[13176.193902][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13176.193902][T19513]      netdev_get_by_index+0x5e/0x80
[13176.193902][T19513]      fib6_nh_init+0x3d8/0x15b0
[13176.193902][T19513]      ip6_route_info_create+0xf18/0x17d0
[13176.193902][T19513]      addrconf_f6i_alloc+0x315/0x560
[13176.193902][T19513]      ipv6_add_addr+0x411/0x2000
[13176.193902][T19513]      inet6_addr_add+0x30e/0xa40
[13176.193902][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13176.193902][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13176.193902][T19513]      netlink_rcv_skb+0x130/0x360
[13176.193902][T19513]      netlink_unicast+0x449/0x710
[13176.193902][T19513]      netlink_sendmsg+0x723/0xbe0
[13176.193902][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13176.193902][T19513]      ___sys_sendmsg+0xee/0x170
[13176.193902][T19513]      __sys_sendmsg+0xcd/0x170
[13176.193902][T19513]      do_syscall_64+0xc6/0x1e0
[13176.193902][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13176.193902][T19513] 
[13176.196669][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13176.196669][T19513]      netdev_get_by_index+0x5e/0x80
[13176.196669][T19513]      fib6_nh_init+0x3d8/0x15b0
[13176.196669][T19513]      ip6_route_info_create+0xf18/0x17d0
[13176.196669][T19513]      ip6_route_add+0x1c/0x140
[13176.196669][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13176.196669][T19513]      addrconf_add_dev+0xe2/0x170
[13176.196669][T19513]      inet6_addr_add+0x12f/0xa40
[13176.196669][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13176.196669][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13176.196669][T19513]      netlink_rcv_skb+0x130/0x360
[13176.196669][T19513]      netlink_unicast+0x449/0x710
[13176.196669][T19513]      netlink_sendmsg+0x723/0xbe0
[13176.196669][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13176.196669][T19513]      ___sys_sendmsg+0xee/0x170
[13176.196669][T19513]      __sys_sendmsg+0xcd/0x170
[13176.196669][T19513]      do_syscall_64+0xc6/0x1e0
[13176.196669][T19513] 
[13176.198812][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13176.198812][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13176.198812][T19513]      ipv6_find_idev+0x102/0x170
[13176.198812][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13176.198812][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13176.198812][T19513]      netlink_rcv_skb+0x130/0x360
[13176.198812][T19513]      netlink_unicast+0x449/0x710
[13176.198812][T19513]      netlink_sendmsg+0x723/0xbe0
[13176.198812][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13176.198812][T19513]      ___sys_sendmsg+0xee/0x170
[13176.198812][T19513]      __sys_sendmsg+0xcd/0x170
[13176.198812][T19513]      do_syscall_64+0xc6/0x1e0
[13176.198812][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13176.198812][T19513] 
[13176.200469][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13176.200469][T19513]      neigh_parms_alloc+0x1e5/0x510
[13176.200469][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13176.200469][T19513]      ipv6_find_idev+0x102/0x170
[13176.200469][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13176.200469][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13176.200469][T19513]      netlink_rcv_skb+0x130/0x360
[13176.200469][T19513]      netlink_unicast+0x449/0x710
[13176.200469][T19513]      netlink_sendmsg+0x723/0xbe0
[13176.200469][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13176.200469][T19513]      ___sys_sendmsg+0xee/0x170
[13176.200469][T19513]      __sys_sendmsg+0xcd/0x170
[13176.200469][T19513]      do_syscall_64+0xc6/0x1e0
[13176.200469][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13176.200469][T19513] 
[13186.439149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13186.439562][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13186.439562][T19513]      netdev_get_by_index+0x5e/0x80
[13186.439562][T19513]      fib6_nh_init+0x3d8/0x15b0
[13186.439562][T19513]      ip6_route_info_create+0xf18/0x17d0
[13186.439562][T19513]      ip6_route_add+0x1c/0x140
[13186.439562][T19513]      addrconf_prefix_route+0x2a6/0x430
[13186.439562][T19513]      inet6_addr_add+0x4f8/0xa40
[13186.439562][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13186.439562][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13186.439562][T19513]      netlink_rcv_skb+0x130/0x360
[13186.439562][T19513]      netlink_unicast+0x449/0x710
[13186.439562][T19513]      netlink_sendmsg+0x723/0xbe0
[13186.439562][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13186.439562][T19513]      ___sys_sendmsg+0xee/0x170
[13186.439562][T19513]      __sys_sendmsg+0xcd/0x170
[13186.439562][T19513]      do_syscall_64+0xc6/0x1e0
[13186.439562][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13186.439562][T19513] 
[13186.441791][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13186.441791][T19513]      netdev_get_by_index+0x5e/0x80
[13186.441791][T19513]      fib6_nh_init+0x3d8/0x15b0
[13186.441791][T19513]      ip6_route_info_create+0xf18/0x17d0
[13186.441791][T19513]      addrconf_f6i_alloc+0x315/0x560
[13186.441791][T19513]      ipv6_add_addr+0x411/0x2000
[13186.441791][T19513]      inet6_addr_add+0x30e/0xa40
[13186.441791][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13186.441791][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13186.441791][T19513]      netlink_rcv_skb+0x130/0x360
[13186.441791][T19513]      netlink_unicast+0x449/0x710
[13186.441791][T19513]      netlink_sendmsg+0x723/0xbe0
[13186.441791][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13186.441791][T19513]      ___sys_sendmsg+0xee/0x170
[13186.441791][T19513]      __sys_sendmsg+0xcd/0x170
[13186.441791][T19513]      do_syscall_64+0xc6/0x1e0
[13186.441791][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13186.441791][T19513] 
[13186.443997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13186.443997][T19513]      netdev_get_by_index+0x5e/0x80
[13186.443997][T19513]      fib6_nh_init+0x3d8/0x15b0
[13186.443997][T19513]      ip6_route_info_create+0xf18/0x17d0
[13186.443997][T19513]      ip6_route_add+0x1c/0x140
[13186.443997][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13186.443997][T19513]      addrconf_add_dev+0xe2/0x170
[13186.443997][T19513]      inet6_addr_add+0x12f/0xa40
[13186.443997][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13186.443997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13186.443997][T19513]      netlink_rcv_skb+0x130/0x360
[13186.443997][T19513]      netlink_unicast+0x449/0x710
[13186.443997][T19513]      netlink_sendmsg+0x723/0xbe0
[13186.443997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13186.443997][T19513]      ___sys_sendmsg+0xee/0x170
[13186.443997][T19513]      __sys_sendmsg+0xcd/0x170
[13186.443997][T19513]      do_syscall_64+0xc6/0x1e0
[13186.443997][T19513] 
[13186.446365][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13186.446365][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13186.446365][T19513]      ipv6_find_idev+0x102/0x170
[13186.446365][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13186.446365][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13186.446365][T19513]      netlink_rcv_skb+0x130/0x360
[13186.446365][T19513]      netlink_unicast+0x449/0x710
[13186.446365][T19513]      netlink_sendmsg+0x723/0xbe0
[13186.446365][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13186.446365][T19513]      ___sys_sendmsg+0xee/0x170
[13186.446365][T19513]      __sys_sendmsg+0xcd/0x170
[13186.446365][T19513]      do_syscall_64+0xc6/0x1e0
[13186.446365][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13186.446365][T19513] 
[13186.448059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13186.448059][T19513]      neigh_parms_alloc+0x1e5/0x510
[13186.448059][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13186.448059][T19513]      ipv6_find_idev+0x102/0x170
[13186.448059][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13186.448059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13186.448059][T19513]      netlink_rcv_skb+0x130/0x360
[13186.448059][T19513]      netlink_unicast+0x449/0x710
[13186.448059][T19513]      netlink_sendmsg+0x723/0xbe0
[13186.448059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13186.448059][T19513]      ___sys_sendmsg+0xee/0x170
[13186.448059][T19513]      __sys_sendmsg+0xcd/0x170
[13186.448059][T19513]      do_syscall_64+0xc6/0x1e0
[13186.448059][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13186.448059][T19513] 
[13196.503190][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13196.503684][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13196.503684][T19513]      netdev_get_by_index+0x5e/0x80
[13196.503684][T19513]      fib6_nh_init+0x3d8/0x15b0
[13196.503684][T19513]      ip6_route_info_create+0xf18/0x17d0
[13196.503684][T19513]      ip6_route_add+0x1c/0x140
[13196.503684][T19513]      addrconf_prefix_route+0x2a6/0x430
[13196.503684][T19513]      inet6_addr_add+0x4f8/0xa40
[13196.503684][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13196.503684][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13196.503684][T19513]      netlink_rcv_skb+0x130/0x360
[13196.503684][T19513]      netlink_unicast+0x449/0x710
[13196.503684][T19513]      netlink_sendmsg+0x723/0xbe0
[13196.503684][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13196.503684][T19513]      ___sys_sendmsg+0xee/0x170
[13196.503684][T19513]      __sys_sendmsg+0xcd/0x170
[13196.503684][T19513]      do_syscall_64+0xc6/0x1e0
[13196.503684][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13196.503684][T19513] 
[13196.506428][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13196.506428][T19513]      netdev_get_by_index+0x5e/0x80
[13196.506428][T19513]      fib6_nh_init+0x3d8/0x15b0
[13196.506428][T19513]      ip6_route_info_create+0xf18/0x17d0
[13196.506428][T19513]      addrconf_f6i_alloc+0x315/0x560
[13196.506428][T19513]      ipv6_add_addr+0x411/0x2000
[13196.506428][T19513]      inet6_addr_add+0x30e/0xa40
[13196.506428][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13196.506428][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13196.506428][T19513]      netlink_rcv_skb+0x130/0x360
[13196.506428][T19513]      netlink_unicast+0x449/0x710
[13196.506428][T19513]      netlink_sendmsg+0x723/0xbe0
[13196.506428][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13196.506428][T19513]      ___sys_sendmsg+0xee/0x170
[13196.506428][T19513]      __sys_sendmsg+0xcd/0x170
[13196.506428][T19513]      do_syscall_64+0xc6/0x1e0
[13196.506428][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13196.506428][T19513] 
[13196.509119][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13196.509119][T19513]      netdev_get_by_index+0x5e/0x80
[13196.509119][T19513]      fib6_nh_init+0x3d8/0x15b0
[13196.509119][T19513]      ip6_route_info_create+0xf18/0x17d0
[13196.509119][T19513]      ip6_route_add+0x1c/0x140
[13196.509119][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13196.509119][T19513]      addrconf_add_dev+0xe2/0x170
[13196.509119][T19513]      inet6_addr_add+0x12f/0xa40
[13196.509119][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13196.509119][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13196.509119][T19513]      netlink_rcv_skb+0x130/0x360
[13196.509119][T19513]      netlink_unicast+0x449/0x710
[13196.509119][T19513]      netlink_sendmsg+0x723/0xbe0
[13196.509119][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13196.509119][T19513]      ___sys_sendmsg+0xee/0x170
[13196.509119][T19513]      __sys_sendmsg+0xcd/0x170
[13196.509119][T19513]      do_syscall_64+0xc6/0x1e0
[13196.509119][T19513] 
[13196.511767][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13196.511767][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13196.511767][T19513]      ipv6_find_idev+0x102/0x170
[13196.511767][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13196.511767][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13196.511767][T19513]      netlink_rcv_skb+0x130/0x360
[13196.511767][T19513]      netlink_unicast+0x449/0x710
[13196.511767][T19513]      netlink_sendmsg+0x723/0xbe0
[13196.511767][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13196.511767][T19513]      ___sys_sendmsg+0xee/0x170
[13196.511767][T19513]      __sys_sendmsg+0xcd/0x170
[13196.511767][T19513]      do_syscall_64+0xc6/0x1e0
[13196.511767][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13196.511767][T19513] 
[13196.513842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13196.513842][T19513]      neigh_parms_alloc+0x1e5/0x510
[13196.513842][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13196.513842][T19513]      ipv6_find_idev+0x102/0x170
[13196.513842][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13196.513842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13196.513842][T19513]      netlink_rcv_skb+0x130/0x360
[13196.513842][T19513]      netlink_unicast+0x449/0x710
[13196.513842][T19513]      netlink_sendmsg+0x723/0xbe0
[13196.513842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13196.513842][T19513]      ___sys_sendmsg+0xee/0x170
[13196.513842][T19513]      __sys_sendmsg+0xcd/0x170
[13196.513842][T19513]      do_syscall_64+0xc6/0x1e0
[13196.513842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13196.513842][T19513] 
[13206.599198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13206.599694][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13206.599694][T19513]      netdev_get_by_index+0x5e/0x80
[13206.599694][T19513]      fib6_nh_init+0x3d8/0x15b0
[13206.599694][T19513]      ip6_route_info_create+0xf18/0x17d0
[13206.599694][T19513]      ip6_route_add+0x1c/0x140
[13206.599694][T19513]      addrconf_prefix_route+0x2a6/0x430
[13206.599694][T19513]      inet6_addr_add+0x4f8/0xa40
[13206.599694][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13206.599694][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13206.599694][T19513]      netlink_rcv_skb+0x130/0x360
[13206.599694][T19513]      netlink_unicast+0x449/0x710
[13206.599694][T19513]      netlink_sendmsg+0x723/0xbe0
[13206.599694][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13206.599694][T19513]      ___sys_sendmsg+0xee/0x170
[13206.599694][T19513]      __sys_sendmsg+0xcd/0x170
[13206.599694][T19513]      do_syscall_64+0xc6/0x1e0
[13206.599694][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13206.599694][T19513] 
[13206.601984][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13206.601984][T19513]      netdev_get_by_index+0x5e/0x80
[13206.601984][T19513]      fib6_nh_init+0x3d8/0x15b0
[13206.601984][T19513]      ip6_route_info_create+0xf18/0x17d0
[13206.601984][T19513]      addrconf_f6i_alloc+0x315/0x560
[13206.601984][T19513]      ipv6_add_addr+0x411/0x2000
[13206.601984][T19513]      inet6_addr_add+0x30e/0xa40
[13206.601984][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13206.601984][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13206.601984][T19513]      netlink_rcv_skb+0x130/0x360
[13206.601984][T19513]      netlink_unicast+0x449/0x710
[13206.601984][T19513]      netlink_sendmsg+0x723/0xbe0
[13206.601984][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13206.601984][T19513]      ___sys_sendmsg+0xee/0x170
[13206.601984][T19513]      __sys_sendmsg+0xcd/0x170
[13206.601984][T19513]      do_syscall_64+0xc6/0x1e0
[13206.601984][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13206.601984][T19513] 
[13206.604268][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13206.604268][T19513]      netdev_get_by_index+0x5e/0x80
[13206.604268][T19513]      fib6_nh_init+0x3d8/0x15b0
[13206.604268][T19513]      ip6_route_info_create+0xf18/0x17d0
[13206.604268][T19513]      ip6_route_add+0x1c/0x140
[13206.604268][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13206.604268][T19513]      addrconf_add_dev+0xe2/0x170
[13206.604268][T19513]      inet6_addr_add+0x12f/0xa40
[13206.604268][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13206.604268][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13206.604268][T19513]      netlink_rcv_skb+0x130/0x360
[13206.604268][T19513]      netlink_unicast+0x449/0x710
[13206.604268][T19513]      netlink_sendmsg+0x723/0xbe0
[13206.604268][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13206.604268][T19513]      ___sys_sendmsg+0xee/0x170
[13206.604268][T19513]      __sys_sendmsg+0xcd/0x170
[13206.604268][T19513]      do_syscall_64+0xc6/0x1e0
[13206.604268][T19513] 
[13206.606516][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13206.606516][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13206.606516][T19513]      ipv6_find_idev+0x102/0x170
[13206.606516][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13206.606516][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13206.606516][T19513]      netlink_rcv_skb+0x130/0x360
[13206.606516][T19513]      netlink_unicast+0x449/0x710
[13206.606516][T19513]      netlink_sendmsg+0x723/0xbe0
[13206.606516][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13206.606516][T19513]      ___sys_sendmsg+0xee/0x170
[13206.606516][T19513]      __sys_sendmsg+0xcd/0x170
[13206.606516][T19513]      do_syscall_64+0xc6/0x1e0
[13206.606516][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13206.606516][T19513] 
[13206.608248][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13206.608248][T19513]      neigh_parms_alloc+0x1e5/0x510
[13206.608248][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13206.608248][T19513]      ipv6_find_idev+0x102/0x170
[13206.608248][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13206.608248][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13206.608248][T19513]      netlink_rcv_skb+0x130/0x360
[13206.608248][T19513]      netlink_unicast+0x449/0x710
[13206.608248][T19513]      netlink_sendmsg+0x723/0xbe0
[13206.608248][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13206.608248][T19513]      ___sys_sendmsg+0xee/0x170
[13206.608248][T19513]      __sys_sendmsg+0xcd/0x170
[13206.608248][T19513]      do_syscall_64+0xc6/0x1e0
[13206.608248][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13206.608248][T19513] 
[13216.631153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13216.631645][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13216.631645][T19513]      netdev_get_by_index+0x5e/0x80
[13216.631645][T19513]      fib6_nh_init+0x3d8/0x15b0
[13216.631645][T19513]      ip6_route_info_create+0xf18/0x17d0
[13216.631645][T19513]      ip6_route_add+0x1c/0x140
[13216.631645][T19513]      addrconf_prefix_route+0x2a6/0x430
[13216.631645][T19513]      inet6_addr_add+0x4f8/0xa40
[13216.631645][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13216.631645][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13216.631645][T19513]      netlink_rcv_skb+0x130/0x360
[13216.631645][T19513]      netlink_unicast+0x449/0x710
[13216.631645][T19513]      netlink_sendmsg+0x723/0xbe0
[13216.631645][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13216.631645][T19513]      ___sys_sendmsg+0xee/0x170
[13216.631645][T19513]      __sys_sendmsg+0xcd/0x170
[13216.631645][T19513]      do_syscall_64+0xc6/0x1e0
[13216.631645][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13216.631645][T19513] 
[13216.633908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13216.633908][T19513]      netdev_get_by_index+0x5e/0x80
[13216.633908][T19513]      fib6_nh_init+0x3d8/0x15b0
[13216.633908][T19513]      ip6_route_info_create+0xf18/0x17d0
[13216.633908][T19513]      addrconf_f6i_alloc+0x315/0x560
[13216.633908][T19513]      ipv6_add_addr+0x411/0x2000
[13216.633908][T19513]      inet6_addr_add+0x30e/0xa40
[13216.633908][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13216.633908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13216.633908][T19513]      netlink_rcv_skb+0x130/0x360
[13216.633908][T19513]      netlink_unicast+0x449/0x710
[13216.633908][T19513]      netlink_sendmsg+0x723/0xbe0
[13216.633908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13216.633908][T19513]      ___sys_sendmsg+0xee/0x170
[13216.633908][T19513]      __sys_sendmsg+0xcd/0x170
[13216.633908][T19513]      do_syscall_64+0xc6/0x1e0
[13216.633908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13216.633908][T19513] 
[13216.636146][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13216.636146][T19513]      netdev_get_by_index+0x5e/0x80
[13216.636146][T19513]      fib6_nh_init+0x3d8/0x15b0
[13216.636146][T19513]      ip6_route_info_create+0xf18/0x17d0
[13216.636146][T19513]      ip6_route_add+0x1c/0x140
[13216.636146][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13216.636146][T19513]      addrconf_add_dev+0xe2/0x170
[13216.636146][T19513]      inet6_addr_add+0x12f/0xa40
[13216.636146][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13216.636146][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13216.636146][T19513]      netlink_rcv_skb+0x130/0x360
[13216.636146][T19513]      netlink_unicast+0x449/0x710
[13216.636146][T19513]      netlink_sendmsg+0x723/0xbe0
[13216.636146][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13216.636146][T19513]      ___sys_sendmsg+0xee/0x170
[13216.636146][T19513]      __sys_sendmsg+0xcd/0x170
[13216.636146][T19513]      do_syscall_64+0xc6/0x1e0
[13216.636146][T19513] 
[13216.638334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13216.638334][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13216.638334][T19513]      ipv6_find_idev+0x102/0x170
[13216.638334][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13216.638334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13216.638334][T19513]      netlink_rcv_skb+0x130/0x360
[13216.638334][T19513]      netlink_unicast+0x449/0x710
[13216.638334][T19513]      netlink_sendmsg+0x723/0xbe0
[13216.638334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13216.638334][T19513]      ___sys_sendmsg+0xee/0x170
[13216.638334][T19513]      __sys_sendmsg+0xcd/0x170
[13216.638334][T19513]      do_syscall_64+0xc6/0x1e0
[13216.638334][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13216.638334][T19513] 
[13216.640033][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13216.640033][T19513]      neigh_parms_alloc+0x1e5/0x510
[13216.640033][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13216.640033][T19513]      ipv6_find_idev+0x102/0x170
[13216.640033][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13216.640033][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13216.640033][T19513]      netlink_rcv_skb+0x130/0x360
[13216.640033][T19513]      netlink_unicast+0x449/0x710
[13216.640033][T19513]      netlink_sendmsg+0x723/0xbe0
[13216.640033][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13216.640033][T19513]      ___sys_sendmsg+0xee/0x170
[13216.640033][T19513]      __sys_sendmsg+0xcd/0x170
[13216.640033][T19513]      do_syscall_64+0xc6/0x1e0
[13216.640033][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13216.640033][T19513] 
[13226.879133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13226.879681][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13226.879681][T19513]      netdev_get_by_index+0x5e/0x80
[13226.879681][T19513]      fib6_nh_init+0x3d8/0x15b0
[13226.879681][T19513]      ip6_route_info_create+0xf18/0x17d0
[13226.879681][T19513]      ip6_route_add+0x1c/0x140
[13226.879681][T19513]      addrconf_prefix_route+0x2a6/0x430
[13226.879681][T19513]      inet6_addr_add+0x4f8/0xa40
[13226.879681][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13226.879681][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13226.879681][T19513]      netlink_rcv_skb+0x130/0x360
[13226.879681][T19513]      netlink_unicast+0x449/0x710
[13226.879681][T19513]      netlink_sendmsg+0x723/0xbe0
[13226.879681][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13226.879681][T19513]      ___sys_sendmsg+0xee/0x170
[13226.879681][T19513]      __sys_sendmsg+0xcd/0x170
[13226.879681][T19513]      do_syscall_64+0xc6/0x1e0
[13226.879681][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13226.879681][T19513] 
[13226.882136][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13226.882136][T19513]      netdev_get_by_index+0x5e/0x80
[13226.882136][T19513]      fib6_nh_init+0x3d8/0x15b0
[13226.882136][T19513]      ip6_route_info_create+0xf18/0x17d0
[13226.882136][T19513]      addrconf_f6i_alloc+0x315/0x560
[13226.882136][T19513]      ipv6_add_addr+0x411/0x2000
[13226.882136][T19513]      inet6_addr_add+0x30e/0xa40
[13226.882136][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13226.882136][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13226.882136][T19513]      netlink_rcv_skb+0x130/0x360
[13226.882136][T19513]      netlink_unicast+0x449/0x710
[13226.882136][T19513]      netlink_sendmsg+0x723/0xbe0
[13226.882136][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13226.882136][T19513]      ___sys_sendmsg+0xee/0x170
[13226.882136][T19513]      __sys_sendmsg+0xcd/0x170
[13226.882136][T19513]      do_syscall_64+0xc6/0x1e0
[13226.882136][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13226.882136][T19513] 
[13226.884565][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13226.884565][T19513]      netdev_get_by_index+0x5e/0x80
[13226.884565][T19513]      fib6_nh_init+0x3d8/0x15b0
[13226.884565][T19513]      ip6_route_info_create+0xf18/0x17d0
[13226.884565][T19513]      ip6_route_add+0x1c/0x140
[13226.884565][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13226.884565][T19513]      addrconf_add_dev+0xe2/0x170
[13226.884565][T19513]      inet6_addr_add+0x12f/0xa40
[13226.884565][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13226.884565][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13226.884565][T19513]      netlink_rcv_skb+0x130/0x360
[13226.884565][T19513]      netlink_unicast+0x449/0x710
[13226.884565][T19513]      netlink_sendmsg+0x723/0xbe0
[13226.884565][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13226.884565][T19513]      ___sys_sendmsg+0xee/0x170
[13226.884565][T19513]      __sys_sendmsg+0xcd/0x170
[13226.884565][T19513]      do_syscall_64+0xc6/0x1e0
[13226.884565][T19513] 
[13226.886988][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13226.886988][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13226.886988][T19513]      ipv6_find_idev+0x102/0x170
[13226.886988][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13226.886988][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13226.886988][T19513]      netlink_rcv_skb+0x130/0x360
[13226.886988][T19513]      netlink_unicast+0x449/0x710
[13226.886988][T19513]      netlink_sendmsg+0x723/0xbe0
[13226.886988][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13226.886988][T19513]      ___sys_sendmsg+0xee/0x170
[13226.886988][T19513]      __sys_sendmsg+0xcd/0x170
[13226.886988][T19513]      do_syscall_64+0xc6/0x1e0
[13226.886988][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13226.886988][T19513] 
[13226.888864][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13226.888864][T19513]      neigh_parms_alloc+0x1e5/0x510
[13226.888864][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13226.888864][T19513]      ipv6_find_idev+0x102/0x170
[13226.888864][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13226.888864][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13226.888864][T19513]      netlink_rcv_skb+0x130/0x360
[13226.888864][T19513]      netlink_unicast+0x449/0x710
[13226.888864][T19513]      netlink_sendmsg+0x723/0xbe0
[13226.888864][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13226.888864][T19513]      ___sys_sendmsg+0xee/0x170
[13226.888864][T19513]      __sys_sendmsg+0xcd/0x170
[13226.888864][T19513]      do_syscall_64+0xc6/0x1e0
[13226.888864][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13226.888864][T19513] 
[13236.999135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13236.999657][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13236.999657][T19513]      netdev_get_by_index+0x5e/0x80
[13236.999657][T19513]      fib6_nh_init+0x3d8/0x15b0
[13236.999657][T19513]      ip6_route_info_create+0xf18/0x17d0
[13236.999657][T19513]      ip6_route_add+0x1c/0x140
[13236.999657][T19513]      addrconf_prefix_route+0x2a6/0x430
[13236.999657][T19513]      inet6_addr_add+0x4f8/0xa40
[13236.999657][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13236.999657][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13236.999657][T19513]      netlink_rcv_skb+0x130/0x360
[13236.999657][T19513]      netlink_unicast+0x449/0x710
[13236.999657][T19513]      netlink_sendmsg+0x723/0xbe0
[13236.999657][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13236.999657][T19513]      ___sys_sendmsg+0xee/0x170
[13236.999657][T19513]      __sys_sendmsg+0xcd/0x170
[13236.999657][T19513]      do_syscall_64+0xc6/0x1e0
[13236.999657][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13236.999657][T19513] 
[13237.002250][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13237.002250][T19513]      netdev_get_by_index+0x5e/0x80
[13237.002250][T19513]      fib6_nh_init+0x3d8/0x15b0
[13237.002250][T19513]      ip6_route_info_create+0xf18/0x17d0
[13237.002250][T19513]      addrconf_f6i_alloc+0x315/0x560
[13237.002250][T19513]      ipv6_add_addr+0x411/0x2000
[13237.002250][T19513]      inet6_addr_add+0x30e/0xa40
[13237.002250][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13237.002250][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13237.002250][T19513]      netlink_rcv_skb+0x130/0x360
[13237.002250][T19513]      netlink_unicast+0x449/0x710
[13237.002250][T19513]      netlink_sendmsg+0x723/0xbe0
[13237.002250][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13237.002250][T19513]      ___sys_sendmsg+0xee/0x170
[13237.002250][T19513]      __sys_sendmsg+0xcd/0x170
[13237.002250][T19513]      do_syscall_64+0xc6/0x1e0
[13237.002250][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13237.002250][T19513] 
[13237.004698][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13237.004698][T19513]      netdev_get_by_index+0x5e/0x80
[13237.004698][T19513]      fib6_nh_init+0x3d8/0x15b0
[13237.004698][T19513]      ip6_route_info_create+0xf18/0x17d0
[13237.004698][T19513]      ip6_route_add+0x1c/0x140
[13237.004698][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13237.004698][T19513]      addrconf_add_dev+0xe2/0x170
[13237.004698][T19513]      inet6_addr_add+0x12f/0xa40
[13237.004698][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13237.004698][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13237.004698][T19513]      netlink_rcv_skb+0x130/0x360
[13237.004698][T19513]      netlink_unicast+0x449/0x710
[13237.004698][T19513]      netlink_sendmsg+0x723/0xbe0
[13237.004698][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13237.004698][T19513]      ___sys_sendmsg+0xee/0x170
[13237.004698][T19513]      __sys_sendmsg+0xcd/0x170
[13237.004698][T19513]      do_syscall_64+0xc6/0x1e0
[13237.004698][T19513] 
[13237.007122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13237.007122][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13237.007122][T19513]      ipv6_find_idev+0x102/0x170
[13237.007122][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13237.007122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13237.007122][T19513]      netlink_rcv_skb+0x130/0x360
[13237.007122][T19513]      netlink_unicast+0x449/0x710
[13237.007122][T19513]      netlink_sendmsg+0x723/0xbe0
[13237.007122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13237.007122][T19513]      ___sys_sendmsg+0xee/0x170
[13237.007122][T19513]      __sys_sendmsg+0xcd/0x170
[13237.007122][T19513]      do_syscall_64+0xc6/0x1e0
[13237.007122][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13237.007122][T19513] 
[13237.009019][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13237.009019][T19513]      neigh_parms_alloc+0x1e5/0x510
[13237.009019][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13237.009019][T19513]      ipv6_find_idev+0x102/0x170
[13237.009019][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13237.009019][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13237.009019][T19513]      netlink_rcv_skb+0x130/0x360
[13237.009019][T19513]      netlink_unicast+0x449/0x710
[13237.009019][T19513]      netlink_sendmsg+0x723/0xbe0
[13237.009019][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13237.009019][T19513]      ___sys_sendmsg+0xee/0x170
[13237.009019][T19513]      __sys_sendmsg+0xcd/0x170
[13237.009019][T19513]      do_syscall_64+0xc6/0x1e0
[13237.009019][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13237.009019][T19513] 
[13247.247135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13247.247616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13247.247616][T19513]      netdev_get_by_index+0x5e/0x80
[13247.247616][T19513]      fib6_nh_init+0x3d8/0x15b0
[13247.247616][T19513]      ip6_route_info_create+0xf18/0x17d0
[13247.247616][T19513]      ip6_route_add+0x1c/0x140
[13247.247616][T19513]      addrconf_prefix_route+0x2a6/0x430
[13247.247616][T19513]      inet6_addr_add+0x4f8/0xa40
[13247.247616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13247.247616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13247.247616][T19513]      netlink_rcv_skb+0x130/0x360
[13247.247616][T19513]      netlink_unicast+0x449/0x710
[13247.247616][T19513]      netlink_sendmsg+0x723/0xbe0
[13247.247616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13247.247616][T19513]      ___sys_sendmsg+0xee/0x170
[13247.247616][T19513]      __sys_sendmsg+0xcd/0x170
[13247.247616][T19513]      do_syscall_64+0xc6/0x1e0
[13247.247616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13247.247616][T19513] 
[13247.249818][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13247.249818][T19513]      netdev_get_by_index+0x5e/0x80
[13247.249818][T19513]      fib6_nh_init+0x3d8/0x15b0
[13247.249818][T19513]      ip6_route_info_create+0xf18/0x17d0
[13247.249818][T19513]      addrconf_f6i_alloc+0x315/0x560
[13247.249818][T19513]      ipv6_add_addr+0x411/0x2000
[13247.249818][T19513]      inet6_addr_add+0x30e/0xa40
[13247.249818][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13247.249818][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13247.249818][T19513]      netlink_rcv_skb+0x130/0x360
[13247.249818][T19513]      netlink_unicast+0x449/0x710
[13247.249818][T19513]      netlink_sendmsg+0x723/0xbe0
[13247.249818][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13247.249818][T19513]      ___sys_sendmsg+0xee/0x170
[13247.249818][T19513]      __sys_sendmsg+0xcd/0x170
[13247.249818][T19513]      do_syscall_64+0xc6/0x1e0
[13247.249818][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13247.249818][T19513] 
[13247.252054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13247.252054][T19513]      netdev_get_by_index+0x5e/0x80
[13247.252054][T19513]      fib6_nh_init+0x3d8/0x15b0
[13247.252054][T19513]      ip6_route_info_create+0xf18/0x17d0
[13247.252054][T19513]      ip6_route_add+0x1c/0x140
[13247.252054][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13247.252054][T19513]      addrconf_add_dev+0xe2/0x170
[13247.252054][T19513]      inet6_addr_add+0x12f/0xa40
[13247.252054][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13247.252054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13247.252054][T19513]      netlink_rcv_skb+0x130/0x360
[13247.252054][T19513]      netlink_unicast+0x449/0x710
[13247.252054][T19513]      netlink_sendmsg+0x723/0xbe0
[13247.252054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13247.252054][T19513]      ___sys_sendmsg+0xee/0x170
[13247.252054][T19513]      __sys_sendmsg+0xcd/0x170
[13247.252054][T19513]      do_syscall_64+0xc6/0x1e0
[13247.252054][T19513] 
[13247.254741][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13247.254741][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13247.254741][T19513]      ipv6_find_idev+0x102/0x170
[13247.254741][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13247.254741][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13247.254741][T19513]      netlink_rcv_skb+0x130/0x360
[13247.254741][T19513]      netlink_unicast+0x449/0x710
[13247.254741][T19513]      netlink_sendmsg+0x723/0xbe0
[13247.254741][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13247.254741][T19513]      ___sys_sendmsg+0xee/0x170
[13247.254741][T19513]      __sys_sendmsg+0xcd/0x170
[13247.254741][T19513]      do_syscall_64+0xc6/0x1e0
[13247.254741][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13247.254741][T19513] 
[13247.256569][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13247.256569][T19513]      neigh_parms_alloc+0x1e5/0x510
[13247.256569][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13247.256569][T19513]      ipv6_find_idev+0x102/0x170
[13247.256569][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13247.256569][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13247.256569][T19513]      netlink_rcv_skb+0x130/0x360
[13247.256569][T19513]      netlink_unicast+0x449/0x710
[13247.256569][T19513]      netlink_sendmsg+0x723/0xbe0
[13247.256569][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13247.256569][T19513]      ___sys_sendmsg+0xee/0x170
[13247.256569][T19513]      __sys_sendmsg+0xcd/0x170
[13247.256569][T19513]      do_syscall_64+0xc6/0x1e0
[13247.256569][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13247.256569][T19513] 
[13257.495274][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13257.495783][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13257.495783][T19513]      netdev_get_by_index+0x5e/0x80
[13257.495783][T19513]      fib6_nh_init+0x3d8/0x15b0
[13257.495783][T19513]      ip6_route_info_create+0xf18/0x17d0
[13257.495783][T19513]      ip6_route_add+0x1c/0x140
[13257.495783][T19513]      addrconf_prefix_route+0x2a6/0x430
[13257.495783][T19513]      inet6_addr_add+0x4f8/0xa40
[13257.495783][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13257.495783][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13257.495783][T19513]      netlink_rcv_skb+0x130/0x360
[13257.495783][T19513]      netlink_unicast+0x449/0x710
[13257.495783][T19513]      netlink_sendmsg+0x723/0xbe0
[13257.495783][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13257.495783][T19513]      ___sys_sendmsg+0xee/0x170
[13257.495783][T19513]      __sys_sendmsg+0xcd/0x170
[13257.495783][T19513]      do_syscall_64+0xc6/0x1e0
[13257.495783][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13257.495783][T19513] 
[13257.498271][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13257.498271][T19513]      netdev_get_by_index+0x5e/0x80
[13257.498271][T19513]      fib6_nh_init+0x3d8/0x15b0
[13257.498271][T19513]      ip6_route_info_create+0xf18/0x17d0
[13257.498271][T19513]      addrconf_f6i_alloc+0x315/0x560
[13257.498271][T19513]      ipv6_add_addr+0x411/0x2000
[13257.498271][T19513]      inet6_addr_add+0x30e/0xa40
[13257.498271][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13257.498271][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13257.498271][T19513]      netlink_rcv_skb+0x130/0x360
[13257.498271][T19513]      netlink_unicast+0x449/0x710
[13257.498271][T19513]      netlink_sendmsg+0x723/0xbe0
[13257.498271][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13257.498271][T19513]      ___sys_sendmsg+0xee/0x170
[13257.498271][T19513]      __sys_sendmsg+0xcd/0x170
[13257.498271][T19513]      do_syscall_64+0xc6/0x1e0
[13257.498271][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13257.498271][T19513] 
[13257.500733][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13257.500733][T19513]      netdev_get_by_index+0x5e/0x80
[13257.500733][T19513]      fib6_nh_init+0x3d8/0x15b0
[13257.500733][T19513]      ip6_route_info_create+0xf18/0x17d0
[13257.500733][T19513]      ip6_route_add+0x1c/0x140
[13257.500733][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13257.500733][T19513]      addrconf_add_dev+0xe2/0x170
[13257.500733][T19513]      inet6_addr_add+0x12f/0xa40
[13257.500733][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13257.500733][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13257.500733][T19513]      netlink_rcv_skb+0x130/0x360
[13257.500733][T19513]      netlink_unicast+0x449/0x710
[13257.500733][T19513]      netlink_sendmsg+0x723/0xbe0
[13257.500733][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13257.500733][T19513]      ___sys_sendmsg+0xee/0x170
[13257.500733][T19513]      __sys_sendmsg+0xcd/0x170
[13257.500733][T19513]      do_syscall_64+0xc6/0x1e0
[13257.500733][T19513] 
[13257.503127][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13257.503127][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13257.503127][T19513]      ipv6_find_idev+0x102/0x170
[13257.503127][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13257.503127][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13257.503127][T19513]      netlink_rcv_skb+0x130/0x360
[13257.503127][T19513]      netlink_unicast+0x449/0x710
[13257.503127][T19513]      netlink_sendmsg+0x723/0xbe0
[13257.503127][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13257.503127][T19513]      ___sys_sendmsg+0xee/0x170
[13257.503127][T19513]      __sys_sendmsg+0xcd/0x170
[13257.503127][T19513]      do_syscall_64+0xc6/0x1e0
[13257.503127][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13257.503127][T19513] 
[13257.505001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13257.505001][T19513]      neigh_parms_alloc+0x1e5/0x510
[13257.505001][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13257.505001][T19513]      ipv6_find_idev+0x102/0x170
[13257.505001][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13257.505001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13257.505001][T19513]      netlink_rcv_skb+0x130/0x360
[13257.505001][T19513]      netlink_unicast+0x449/0x710
[13257.505001][T19513]      netlink_sendmsg+0x723/0xbe0
[13257.505001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13257.505001][T19513]      ___sys_sendmsg+0xee/0x170
[13257.505001][T19513]      __sys_sendmsg+0xcd/0x170
[13257.505001][T19513]      do_syscall_64+0xc6/0x1e0
[13257.505001][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13257.505001][T19513] 
[13267.743102][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13267.743608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13267.743608][T19513]      netdev_get_by_index+0x5e/0x80
[13267.743608][T19513]      fib6_nh_init+0x3d8/0x15b0
[13267.743608][T19513]      ip6_route_info_create+0xf18/0x17d0
[13267.743608][T19513]      ip6_route_add+0x1c/0x140
[13267.743608][T19513]      addrconf_prefix_route+0x2a6/0x430
[13267.743608][T19513]      inet6_addr_add+0x4f8/0xa40
[13267.743608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13267.743608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13267.743608][T19513]      netlink_rcv_skb+0x130/0x360
[13267.743608][T19513]      netlink_unicast+0x449/0x710
[13267.743608][T19513]      netlink_sendmsg+0x723/0xbe0
[13267.743608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13267.743608][T19513]      ___sys_sendmsg+0xee/0x170
[13267.743608][T19513]      __sys_sendmsg+0xcd/0x170
[13267.743608][T19513]      do_syscall_64+0xc6/0x1e0
[13267.743608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13267.743608][T19513] 
[13267.746072][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13267.746072][T19513]      netdev_get_by_index+0x5e/0x80
[13267.746072][T19513]      fib6_nh_init+0x3d8/0x15b0
[13267.746072][T19513]      ip6_route_info_create+0xf18/0x17d0
[13267.746072][T19513]      addrconf_f6i_alloc+0x315/0x560
[13267.746072][T19513]      ipv6_add_addr+0x411/0x2000
[13267.746072][T19513]      inet6_addr_add+0x30e/0xa40
[13267.746072][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13267.746072][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13267.746072][T19513]      netlink_rcv_skb+0x130/0x360
[13267.746072][T19513]      netlink_unicast+0x449/0x710
[13267.746072][T19513]      netlink_sendmsg+0x723/0xbe0
[13267.746072][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13267.746072][T19513]      ___sys_sendmsg+0xee/0x170
[13267.746072][T19513]      __sys_sendmsg+0xcd/0x170
[13267.746072][T19513]      do_syscall_64+0xc6/0x1e0
[13267.746072][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13267.746072][T19513] 
[13267.748516][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13267.748516][T19513]      netdev_get_by_index+0x5e/0x80
[13267.748516][T19513]      fib6_nh_init+0x3d8/0x15b0
[13267.748516][T19513]      ip6_route_info_create+0xf18/0x17d0
[13267.748516][T19513]      ip6_route_add+0x1c/0x140
[13267.748516][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13267.748516][T19513]      addrconf_add_dev+0xe2/0x170
[13267.748516][T19513]      inet6_addr_add+0x12f/0xa40
[13267.748516][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13267.748516][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13267.748516][T19513]      netlink_rcv_skb+0x130/0x360
[13267.748516][T19513]      netlink_unicast+0x449/0x710
[13267.748516][T19513]      netlink_sendmsg+0x723/0xbe0
[13267.748516][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13267.748516][T19513]      ___sys_sendmsg+0xee/0x170
[13267.748516][T19513]      __sys_sendmsg+0xcd/0x170
[13267.748516][T19513]      do_syscall_64+0xc6/0x1e0
[13267.748516][T19513] 
[13267.750903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13267.750903][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13267.750903][T19513]      ipv6_find_idev+0x102/0x170
[13267.750903][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13267.750903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13267.750903][T19513]      netlink_rcv_skb+0x130/0x360
[13267.750903][T19513]      netlink_unicast+0x449/0x710
[13267.750903][T19513]      netlink_sendmsg+0x723/0xbe0
[13267.750903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13267.750903][T19513]      ___sys_sendmsg+0xee/0x170
[13267.750903][T19513]      __sys_sendmsg+0xcd/0x170
[13267.750903][T19513]      do_syscall_64+0xc6/0x1e0
[13267.750903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13267.750903][T19513] 
[13267.752772][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13267.752772][T19513]      neigh_parms_alloc+0x1e5/0x510
[13267.752772][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13267.752772][T19513]      ipv6_find_idev+0x102/0x170
[13267.752772][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13267.752772][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13267.752772][T19513]      netlink_rcv_skb+0x130/0x360
[13267.752772][T19513]      netlink_unicast+0x449/0x710
[13267.752772][T19513]      netlink_sendmsg+0x723/0xbe0
[13267.752772][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13267.752772][T19513]      ___sys_sendmsg+0xee/0x170
[13267.752772][T19513]      __sys_sendmsg+0xcd/0x170
[13267.752772][T19513]      do_syscall_64+0xc6/0x1e0
[13267.752772][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13267.752772][T19513] 
[13277.991230][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13277.991666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13277.991666][T19513]      netdev_get_by_index+0x5e/0x80
[13277.991666][T19513]      fib6_nh_init+0x3d8/0x15b0
[13277.991666][T19513]      ip6_route_info_create+0xf18/0x17d0
[13277.991666][T19513]      ip6_route_add+0x1c/0x140
[13277.991666][T19513]      addrconf_prefix_route+0x2a6/0x430
[13277.991666][T19513]      inet6_addr_add+0x4f8/0xa40
[13277.991666][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13277.991666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13277.991666][T19513]      netlink_rcv_skb+0x130/0x360
[13277.991666][T19513]      netlink_unicast+0x449/0x710
[13277.991666][T19513]      netlink_sendmsg+0x723/0xbe0
[13277.991666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13277.991666][T19513]      ___sys_sendmsg+0xee/0x170
[13277.991666][T19513]      __sys_sendmsg+0xcd/0x170
[13277.991666][T19513]      do_syscall_64+0xc6/0x1e0
[13277.991666][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13277.991666][T19513] 
[13277.994175][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13277.994175][T19513]      netdev_get_by_index+0x5e/0x80
[13277.994175][T19513]      fib6_nh_init+0x3d8/0x15b0
[13277.994175][T19513]      ip6_route_info_create+0xf18/0x17d0
[13277.994175][T19513]      addrconf_f6i_alloc+0x315/0x560
[13277.994175][T19513]      ipv6_add_addr+0x411/0x2000
[13277.994175][T19513]      inet6_addr_add+0x30e/0xa40
[13277.994175][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13277.994175][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13277.994175][T19513]      netlink_rcv_skb+0x130/0x360
[13277.994175][T19513]      netlink_unicast+0x449/0x710
[13277.994175][T19513]      netlink_sendmsg+0x723/0xbe0
[13277.994175][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13277.994175][T19513]      ___sys_sendmsg+0xee/0x170
[13277.994175][T19513]      __sys_sendmsg+0xcd/0x170
[13277.994175][T19513]      do_syscall_64+0xc6/0x1e0
[13277.994175][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13277.994175][T19513] 
[13277.996610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13277.996610][T19513]      netdev_get_by_index+0x5e/0x80
[13277.996610][T19513]      fib6_nh_init+0x3d8/0x15b0
[13277.996610][T19513]      ip6_route_info_create+0xf18/0x17d0
[13277.996610][T19513]      ip6_route_add+0x1c/0x140
[13277.996610][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13277.996610][T19513]      addrconf_add_dev+0xe2/0x170
[13277.996610][T19513]      inet6_addr_add+0x12f/0xa40
[13277.996610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13277.996610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13277.996610][T19513]      netlink_rcv_skb+0x130/0x360
[13277.996610][T19513]      netlink_unicast+0x449/0x710
[13277.996610][T19513]      netlink_sendmsg+0x723/0xbe0
[13277.996610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13277.996610][T19513]      ___sys_sendmsg+0xee/0x170
[13277.996610][T19513]      __sys_sendmsg+0xcd/0x170
[13277.996610][T19513]      do_syscall_64+0xc6/0x1e0
[13277.996610][T19513] 
[13277.998980][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13277.998980][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13277.998980][T19513]      ipv6_find_idev+0x102/0x170
[13277.998980][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13277.998980][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13277.998980][T19513]      netlink_rcv_skb+0x130/0x360
[13277.998980][T19513]      netlink_unicast+0x449/0x710
[13277.998980][T19513]      netlink_sendmsg+0x723/0xbe0
[13277.998980][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13277.998980][T19513]      ___sys_sendmsg+0xee/0x170
[13277.998980][T19513]      __sys_sendmsg+0xcd/0x170
[13277.998980][T19513]      do_syscall_64+0xc6/0x1e0
[13277.998980][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13277.998980][T19513] 
[13278.000885][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13278.000885][T19513]      neigh_parms_alloc+0x1e5/0x510
[13278.000885][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13278.000885][T19513]      ipv6_find_idev+0x102/0x170
[13278.000885][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13278.000885][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13278.000885][T19513]      netlink_rcv_skb+0x130/0x360
[13278.000885][T19513]      netlink_unicast+0x449/0x710
[13278.000885][T19513]      netlink_sendmsg+0x723/0xbe0
[13278.000885][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13278.000885][T19513]      ___sys_sendmsg+0xee/0x170
[13278.000885][T19513]      __sys_sendmsg+0xcd/0x170
[13278.000885][T19513]      do_syscall_64+0xc6/0x1e0
[13278.000885][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13278.000885][T19513] 
[13288.239207][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13288.239706][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13288.239706][T19513]      netdev_get_by_index+0x5e/0x80
[13288.239706][T19513]      fib6_nh_init+0x3d8/0x15b0
[13288.239706][T19513]      ip6_route_info_create+0xf18/0x17d0
[13288.239706][T19513]      ip6_route_add+0x1c/0x140
[13288.239706][T19513]      addrconf_prefix_route+0x2a6/0x430
[13288.239706][T19513]      inet6_addr_add+0x4f8/0xa40
[13288.239706][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13288.239706][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13288.239706][T19513]      netlink_rcv_skb+0x130/0x360
[13288.239706][T19513]      netlink_unicast+0x449/0x710
[13288.239706][T19513]      netlink_sendmsg+0x723/0xbe0
[13288.239706][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13288.239706][T19513]      ___sys_sendmsg+0xee/0x170
[13288.239706][T19513]      __sys_sendmsg+0xcd/0x170
[13288.239706][T19513]      do_syscall_64+0xc6/0x1e0
[13288.239706][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13288.239706][T19513] 
[13288.242167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13288.242167][T19513]      netdev_get_by_index+0x5e/0x80
[13288.242167][T19513]      fib6_nh_init+0x3d8/0x15b0
[13288.242167][T19513]      ip6_route_info_create+0xf18/0x17d0
[13288.242167][T19513]      addrconf_f6i_alloc+0x315/0x560
[13288.242167][T19513]      ipv6_add_addr+0x411/0x2000
[13288.242167][T19513]      inet6_addr_add+0x30e/0xa40
[13288.242167][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13288.242167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13288.242167][T19513]      netlink_rcv_skb+0x130/0x360
[13288.242167][T19513]      netlink_unicast+0x449/0x710
[13288.242167][T19513]      netlink_sendmsg+0x723/0xbe0
[13288.242167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13288.242167][T19513]      ___sys_sendmsg+0xee/0x170
[13288.242167][T19513]      __sys_sendmsg+0xcd/0x170
[13288.242167][T19513]      do_syscall_64+0xc6/0x1e0
[13288.242167][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13288.242167][T19513] 
[13288.244588][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13288.244588][T19513]      netdev_get_by_index+0x5e/0x80
[13288.244588][T19513]      fib6_nh_init+0x3d8/0x15b0
[13288.244588][T19513]      ip6_route_info_create+0xf18/0x17d0
[13288.244588][T19513]      ip6_route_add+0x1c/0x140
[13288.244588][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13288.244588][T19513]      addrconf_add_dev+0xe2/0x170
[13288.244588][T19513]      inet6_addr_add+0x12f/0xa40
[13288.244588][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13288.244588][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13288.244588][T19513]      netlink_rcv_skb+0x130/0x360
[13288.244588][T19513]      netlink_unicast+0x449/0x710
[13288.244588][T19513]      netlink_sendmsg+0x723/0xbe0
[13288.244588][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13288.244588][T19513]      ___sys_sendmsg+0xee/0x170
[13288.244588][T19513]      __sys_sendmsg+0xcd/0x170
[13288.244588][T19513]      do_syscall_64+0xc6/0x1e0
[13288.244588][T19513] 
[13288.247014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13288.247014][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13288.247014][T19513]      ipv6_find_idev+0x102/0x170
[13288.247014][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13288.247014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13288.247014][T19513]      netlink_rcv_skb+0x130/0x360
[13288.247014][T19513]      netlink_unicast+0x449/0x710
[13288.247014][T19513]      netlink_sendmsg+0x723/0xbe0
[13288.247014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13288.247014][T19513]      ___sys_sendmsg+0xee/0x170
[13288.247014][T19513]      __sys_sendmsg+0xcd/0x170
[13288.247014][T19513]      do_syscall_64+0xc6/0x1e0
[13288.247014][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13288.247014][T19513] 
[13288.248874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13288.248874][T19513]      neigh_parms_alloc+0x1e5/0x510
[13288.248874][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13288.248874][T19513]      ipv6_find_idev+0x102/0x170
[13288.248874][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13288.248874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13288.248874][T19513]      netlink_rcv_skb+0x130/0x360
[13288.248874][T19513]      netlink_unicast+0x449/0x710
[13288.248874][T19513]      netlink_sendmsg+0x723/0xbe0
[13288.248874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13288.248874][T19513]      ___sys_sendmsg+0xee/0x170
[13288.248874][T19513]      __sys_sendmsg+0xcd/0x170
[13288.248874][T19513]      do_syscall_64+0xc6/0x1e0
[13288.248874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13288.248874][T19513] 
[13298.487194][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13298.487691][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13298.487691][T19513]      netdev_get_by_index+0x5e/0x80
[13298.487691][T19513]      fib6_nh_init+0x3d8/0x15b0
[13298.487691][T19513]      ip6_route_info_create+0xf18/0x17d0
[13298.487691][T19513]      ip6_route_add+0x1c/0x140
[13298.487691][T19513]      addrconf_prefix_route+0x2a6/0x430
[13298.487691][T19513]      inet6_addr_add+0x4f8/0xa40
[13298.487691][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13298.487691][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13298.487691][T19513]      netlink_rcv_skb+0x130/0x360
[13298.487691][T19513]      netlink_unicast+0x449/0x710
[13298.487691][T19513]      netlink_sendmsg+0x723/0xbe0
[13298.487691][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13298.487691][T19513]      ___sys_sendmsg+0xee/0x170
[13298.487691][T19513]      __sys_sendmsg+0xcd/0x170
[13298.487691][T19513]      do_syscall_64+0xc6/0x1e0
[13298.487691][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13298.487691][T19513] 
[13298.490153][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13298.490153][T19513]      netdev_get_by_index+0x5e/0x80
[13298.490153][T19513]      fib6_nh_init+0x3d8/0x15b0
[13298.490153][T19513]      ip6_route_info_create+0xf18/0x17d0
[13298.490153][T19513]      addrconf_f6i_alloc+0x315/0x560
[13298.490153][T19513]      ipv6_add_addr+0x411/0x2000
[13298.490153][T19513]      inet6_addr_add+0x30e/0xa40
[13298.490153][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13298.490153][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13298.490153][T19513]      netlink_rcv_skb+0x130/0x360
[13298.490153][T19513]      netlink_unicast+0x449/0x710
[13298.490153][T19513]      netlink_sendmsg+0x723/0xbe0
[13298.490153][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13298.490153][T19513]      ___sys_sendmsg+0xee/0x170
[13298.490153][T19513]      __sys_sendmsg+0xcd/0x170
[13298.490153][T19513]      do_syscall_64+0xc6/0x1e0
[13298.490153][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13298.490153][T19513] 
[13298.492603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13298.492603][T19513]      netdev_get_by_index+0x5e/0x80
[13298.492603][T19513]      fib6_nh_init+0x3d8/0x15b0
[13298.492603][T19513]      ip6_route_info_create+0xf18/0x17d0
[13298.492603][T19513]      ip6_route_add+0x1c/0x140
[13298.492603][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13298.492603][T19513]      addrconf_add_dev+0xe2/0x170
[13298.492603][T19513]      inet6_addr_add+0x12f/0xa40
[13298.492603][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13298.492603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13298.492603][T19513]      netlink_rcv_skb+0x130/0x360
[13298.492603][T19513]      netlink_unicast+0x449/0x710
[13298.492603][T19513]      netlink_sendmsg+0x723/0xbe0
[13298.492603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13298.492603][T19513]      ___sys_sendmsg+0xee/0x170
[13298.492603][T19513]      __sys_sendmsg+0xcd/0x170
[13298.492603][T19513]      do_syscall_64+0xc6/0x1e0
[13298.492603][T19513] 
[13298.494991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13298.494991][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13298.494991][T19513]      ipv6_find_idev+0x102/0x170
[13298.494991][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13298.494991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13298.494991][T19513]      netlink_rcv_skb+0x130/0x360
[13298.494991][T19513]      netlink_unicast+0x449/0x710
[13298.494991][T19513]      netlink_sendmsg+0x723/0xbe0
[13298.494991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13298.494991][T19513]      ___sys_sendmsg+0xee/0x170
[13298.494991][T19513]      __sys_sendmsg+0xcd/0x170
[13298.494991][T19513]      do_syscall_64+0xc6/0x1e0
[13298.494991][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13298.494991][T19513] 
[13298.496871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13298.496871][T19513]      neigh_parms_alloc+0x1e5/0x510
[13298.496871][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13298.496871][T19513]      ipv6_find_idev+0x102/0x170
[13298.496871][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13298.496871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13298.496871][T19513]      netlink_rcv_skb+0x130/0x360
[13298.496871][T19513]      netlink_unicast+0x449/0x710
[13298.496871][T19513]      netlink_sendmsg+0x723/0xbe0
[13298.496871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13298.496871][T19513]      ___sys_sendmsg+0xee/0x170
[13298.496871][T19513]      __sys_sendmsg+0xcd/0x170
[13298.496871][T19513]      do_syscall_64+0xc6/0x1e0
[13298.496871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13298.496871][T19513] 
[13308.735192][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13308.735704][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13308.735704][T19513]      netdev_get_by_index+0x5e/0x80
[13308.735704][T19513]      fib6_nh_init+0x3d8/0x15b0
[13308.735704][T19513]      ip6_route_info_create+0xf18/0x17d0
[13308.735704][T19513]      ip6_route_add+0x1c/0x140
[13308.735704][T19513]      addrconf_prefix_route+0x2a6/0x430
[13308.735704][T19513]      inet6_addr_add+0x4f8/0xa40
[13308.735704][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13308.735704][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13308.735704][T19513]      netlink_rcv_skb+0x130/0x360
[13308.735704][T19513]      netlink_unicast+0x449/0x710
[13308.735704][T19513]      netlink_sendmsg+0x723/0xbe0
[13308.735704][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13308.735704][T19513]      ___sys_sendmsg+0xee/0x170
[13308.735704][T19513]      __sys_sendmsg+0xcd/0x170
[13308.735704][T19513]      do_syscall_64+0xc6/0x1e0
[13308.735704][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13308.735704][T19513] 
[13308.738168][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13308.738168][T19513]      netdev_get_by_index+0x5e/0x80
[13308.738168][T19513]      fib6_nh_init+0x3d8/0x15b0
[13308.738168][T19513]      ip6_route_info_create+0xf18/0x17d0
[13308.738168][T19513]      addrconf_f6i_alloc+0x315/0x560
[13308.738168][T19513]      ipv6_add_addr+0x411/0x2000
[13308.738168][T19513]      inet6_addr_add+0x30e/0xa40
[13308.738168][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13308.738168][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13308.738168][T19513]      netlink_rcv_skb+0x130/0x360
[13308.738168][T19513]      netlink_unicast+0x449/0x710
[13308.738168][T19513]      netlink_sendmsg+0x723/0xbe0
[13308.738168][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13308.738168][T19513]      ___sys_sendmsg+0xee/0x170
[13308.738168][T19513]      __sys_sendmsg+0xcd/0x170
[13308.738168][T19513]      do_syscall_64+0xc6/0x1e0
[13308.738168][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13308.738168][T19513] 
[13308.740590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13308.740590][T19513]      netdev_get_by_index+0x5e/0x80
[13308.740590][T19513]      fib6_nh_init+0x3d8/0x15b0
[13308.740590][T19513]      ip6_route_info_create+0xf18/0x17d0
[13308.740590][T19513]      ip6_route_add+0x1c/0x140
[13308.740590][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13308.740590][T19513]      addrconf_add_dev+0xe2/0x170
[13308.740590][T19513]      inet6_addr_add+0x12f/0xa40
[13308.740590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13308.740590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13308.740590][T19513]      netlink_rcv_skb+0x130/0x360
[13308.740590][T19513]      netlink_unicast+0x449/0x710
[13308.740590][T19513]      netlink_sendmsg+0x723/0xbe0
[13308.740590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13308.740590][T19513]      ___sys_sendmsg+0xee/0x170
[13308.740590][T19513]      __sys_sendmsg+0xcd/0x170
[13308.740590][T19513]      do_syscall_64+0xc6/0x1e0
[13308.740590][T19513] 
[13308.742966][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13308.742966][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13308.742966][T19513]      ipv6_find_idev+0x102/0x170
[13308.742966][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13308.742966][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13308.742966][T19513]      netlink_rcv_skb+0x130/0x360
[13308.742966][T19513]      netlink_unicast+0x449/0x710
[13308.742966][T19513]      netlink_sendmsg+0x723/0xbe0
[13308.742966][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13308.742966][T19513]      ___sys_sendmsg+0xee/0x170
[13308.742966][T19513]      __sys_sendmsg+0xcd/0x170
[13308.742966][T19513]      do_syscall_64+0xc6/0x1e0
[13308.742966][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13308.742966][T19513] 
[13308.744841][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13308.744841][T19513]      neigh_parms_alloc+0x1e5/0x510
[13308.744841][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13308.744841][T19513]      ipv6_find_idev+0x102/0x170
[13308.744841][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13308.744841][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13308.744841][T19513]      netlink_rcv_skb+0x130/0x360
[13308.744841][T19513]      netlink_unicast+0x449/0x710
[13308.744841][T19513]      netlink_sendmsg+0x723/0xbe0
[13308.744841][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13308.744841][T19513]      ___sys_sendmsg+0xee/0x170
[13308.744841][T19513]      __sys_sendmsg+0xcd/0x170
[13308.744841][T19513]      do_syscall_64+0xc6/0x1e0
[13308.744841][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13308.744841][T19513] 
[13318.983187][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13318.983699][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13318.983699][T19513]      netdev_get_by_index+0x5e/0x80
[13318.983699][T19513]      fib6_nh_init+0x3d8/0x15b0
[13318.983699][T19513]      ip6_route_info_create+0xf18/0x17d0
[13318.983699][T19513]      ip6_route_add+0x1c/0x140
[13318.983699][T19513]      addrconf_prefix_route+0x2a6/0x430
[13318.983699][T19513]      inet6_addr_add+0x4f8/0xa40
[13318.983699][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13318.983699][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13318.983699][T19513]      netlink_rcv_skb+0x130/0x360
[13318.983699][T19513]      netlink_unicast+0x449/0x710
[13318.983699][T19513]      netlink_sendmsg+0x723/0xbe0
[13318.983699][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13318.983699][T19513]      ___sys_sendmsg+0xee/0x170
[13318.983699][T19513]      __sys_sendmsg+0xcd/0x170
[13318.983699][T19513]      do_syscall_64+0xc6/0x1e0
[13318.983699][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13318.983699][T19513] 
[13318.986183][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13318.986183][T19513]      netdev_get_by_index+0x5e/0x80
[13318.986183][T19513]      fib6_nh_init+0x3d8/0x15b0
[13318.986183][T19513]      ip6_route_info_create+0xf18/0x17d0
[13318.986183][T19513]      addrconf_f6i_alloc+0x315/0x560
[13318.986183][T19513]      ipv6_add_addr+0x411/0x2000
[13318.986183][T19513]      inet6_addr_add+0x30e/0xa40
[13318.986183][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13318.986183][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13318.986183][T19513]      netlink_rcv_skb+0x130/0x360
[13318.986183][T19513]      netlink_unicast+0x449/0x710
[13318.986183][T19513]      netlink_sendmsg+0x723/0xbe0
[13318.986183][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13318.986183][T19513]      ___sys_sendmsg+0xee/0x170
[13318.986183][T19513]      __sys_sendmsg+0xcd/0x170
[13318.986183][T19513]      do_syscall_64+0xc6/0x1e0
[13318.986183][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13318.986183][T19513] 
[13318.988604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13318.988604][T19513]      netdev_get_by_index+0x5e/0x80
[13318.988604][T19513]      fib6_nh_init+0x3d8/0x15b0
[13318.988604][T19513]      ip6_route_info_create+0xf18/0x17d0
[13318.988604][T19513]      ip6_route_add+0x1c/0x140
[13318.988604][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13318.988604][T19513]      addrconf_add_dev+0xe2/0x170
[13318.988604][T19513]      inet6_addr_add+0x12f/0xa40
[13318.988604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13318.988604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13318.988604][T19513]      netlink_rcv_skb+0x130/0x360
[13318.988604][T19513]      netlink_unicast+0x449/0x710
[13318.988604][T19513]      netlink_sendmsg+0x723/0xbe0
[13318.988604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13318.988604][T19513]      ___sys_sendmsg+0xee/0x170
[13318.988604][T19513]      __sys_sendmsg+0xcd/0x170
[13318.988604][T19513]      do_syscall_64+0xc6/0x1e0
[13318.988604][T19513] 
[13318.990989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13318.990989][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13318.990989][T19513]      ipv6_find_idev+0x102/0x170
[13318.990989][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13318.990989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13318.990989][T19513]      netlink_rcv_skb+0x130/0x360
[13318.990989][T19513]      netlink_unicast+0x449/0x710
[13318.990989][T19513]      netlink_sendmsg+0x723/0xbe0
[13318.990989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13318.990989][T19513]      ___sys_sendmsg+0xee/0x170
[13318.990989][T19513]      __sys_sendmsg+0xcd/0x170
[13318.990989][T19513]      do_syscall_64+0xc6/0x1e0
[13318.990989][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13318.990989][T19513] 
[13318.992862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13318.992862][T19513]      neigh_parms_alloc+0x1e5/0x510
[13318.992862][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13318.992862][T19513]      ipv6_find_idev+0x102/0x170
[13318.992862][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13318.992862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13318.992862][T19513]      netlink_rcv_skb+0x130/0x360
[13318.992862][T19513]      netlink_unicast+0x449/0x710
[13318.992862][T19513]      netlink_sendmsg+0x723/0xbe0
[13318.992862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13318.992862][T19513]      ___sys_sendmsg+0xee/0x170
[13318.992862][T19513]      __sys_sendmsg+0xcd/0x170
[13318.992862][T19513]      do_syscall_64+0xc6/0x1e0
[13318.992862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13318.992862][T19513] 
[13329.231121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13329.231618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13329.231618][T19513]      netdev_get_by_index+0x5e/0x80
[13329.231618][T19513]      fib6_nh_init+0x3d8/0x15b0
[13329.231618][T19513]      ip6_route_info_create+0xf18/0x17d0
[13329.231618][T19513]      ip6_route_add+0x1c/0x140
[13329.231618][T19513]      addrconf_prefix_route+0x2a6/0x430
[13329.231618][T19513]      inet6_addr_add+0x4f8/0xa40
[13329.231618][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13329.231618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13329.231618][T19513]      netlink_rcv_skb+0x130/0x360
[13329.231618][T19513]      netlink_unicast+0x449/0x710
[13329.231618][T19513]      netlink_sendmsg+0x723/0xbe0
[13329.231618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13329.231618][T19513]      ___sys_sendmsg+0xee/0x170
[13329.231618][T19513]      __sys_sendmsg+0xcd/0x170
[13329.231618][T19513]      do_syscall_64+0xc6/0x1e0
[13329.231618][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13329.231618][T19513] 
[13329.234086][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13329.234086][T19513]      netdev_get_by_index+0x5e/0x80
[13329.234086][T19513]      fib6_nh_init+0x3d8/0x15b0
[13329.234086][T19513]      ip6_route_info_create+0xf18/0x17d0
[13329.234086][T19513]      addrconf_f6i_alloc+0x315/0x560
[13329.234086][T19513]      ipv6_add_addr+0x411/0x2000
[13329.234086][T19513]      inet6_addr_add+0x30e/0xa40
[13329.234086][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13329.234086][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13329.234086][T19513]      netlink_rcv_skb+0x130/0x360
[13329.234086][T19513]      netlink_unicast+0x449/0x710
[13329.234086][T19513]      netlink_sendmsg+0x723/0xbe0
[13329.234086][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13329.234086][T19513]      ___sys_sendmsg+0xee/0x170
[13329.234086][T19513]      __sys_sendmsg+0xcd/0x170
[13329.234086][T19513]      do_syscall_64+0xc6/0x1e0
[13329.234086][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13329.234086][T19513] 
[13329.236520][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13329.236520][T19513]      netdev_get_by_index+0x5e/0x80
[13329.236520][T19513]      fib6_nh_init+0x3d8/0x15b0
[13329.236520][T19513]      ip6_route_info_create+0xf18/0x17d0
[13329.236520][T19513]      ip6_route_add+0x1c/0x140
[13329.236520][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13329.236520][T19513]      addrconf_add_dev+0xe2/0x170
[13329.236520][T19513]      inet6_addr_add+0x12f/0xa40
[13329.236520][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13329.236520][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13329.236520][T19513]      netlink_rcv_skb+0x130/0x360
[13329.236520][T19513]      netlink_unicast+0x449/0x710
[13329.236520][T19513]      netlink_sendmsg+0x723/0xbe0
[13329.236520][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13329.236520][T19513]      ___sys_sendmsg+0xee/0x170
[13329.236520][T19513]      __sys_sendmsg+0xcd/0x170
[13329.236520][T19513]      do_syscall_64+0xc6/0x1e0
[13329.236520][T19513] 
[13329.238887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13329.238887][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13329.238887][T19513]      ipv6_find_idev+0x102/0x170
[13329.238887][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13329.238887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13329.238887][T19513]      netlink_rcv_skb+0x130/0x360
[13329.238887][T19513]      netlink_unicast+0x449/0x710
[13329.238887][T19513]      netlink_sendmsg+0x723/0xbe0
[13329.238887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13329.238887][T19513]      ___sys_sendmsg+0xee/0x170
[13329.238887][T19513]      __sys_sendmsg+0xcd/0x170
[13329.238887][T19513]      do_syscall_64+0xc6/0x1e0
[13329.238887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13329.238887][T19513] 
[13329.240759][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13329.240759][T19513]      neigh_parms_alloc+0x1e5/0x510
[13329.240759][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13329.240759][T19513]      ipv6_find_idev+0x102/0x170
[13329.240759][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13329.240759][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13329.240759][T19513]      netlink_rcv_skb+0x130/0x360
[13329.240759][T19513]      netlink_unicast+0x449/0x710
[13329.240759][T19513]      netlink_sendmsg+0x723/0xbe0
[13329.240759][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13329.240759][T19513]      ___sys_sendmsg+0xee/0x170
[13329.240759][T19513]      __sys_sendmsg+0xcd/0x170
[13329.240759][T19513]      do_syscall_64+0xc6/0x1e0
[13329.240759][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13329.240759][T19513] 
[13339.479183][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13339.479680][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13339.479680][T19513]      netdev_get_by_index+0x5e/0x80
[13339.479680][T19513]      fib6_nh_init+0x3d8/0x15b0
[13339.479680][T19513]      ip6_route_info_create+0xf18/0x17d0
[13339.479680][T19513]      ip6_route_add+0x1c/0x140
[13339.479680][T19513]      addrconf_prefix_route+0x2a6/0x430
[13339.479680][T19513]      inet6_addr_add+0x4f8/0xa40
[13339.479680][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13339.479680][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13339.479680][T19513]      netlink_rcv_skb+0x130/0x360
[13339.479680][T19513]      netlink_unicast+0x449/0x710
[13339.479680][T19513]      netlink_sendmsg+0x723/0xbe0
[13339.479680][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13339.479680][T19513]      ___sys_sendmsg+0xee/0x170
[13339.479680][T19513]      __sys_sendmsg+0xcd/0x170
[13339.479680][T19513]      do_syscall_64+0xc6/0x1e0
[13339.479680][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13339.479680][T19513] 
[13339.482167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13339.482167][T19513]      netdev_get_by_index+0x5e/0x80
[13339.482167][T19513]      fib6_nh_init+0x3d8/0x15b0
[13339.482167][T19513]      ip6_route_info_create+0xf18/0x17d0
[13339.482167][T19513]      addrconf_f6i_alloc+0x315/0x560
[13339.482167][T19513]      ipv6_add_addr+0x411/0x2000
[13339.482167][T19513]      inet6_addr_add+0x30e/0xa40
[13339.482167][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13339.482167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13339.482167][T19513]      netlink_rcv_skb+0x130/0x360
[13339.482167][T19513]      netlink_unicast+0x449/0x710
[13339.482167][T19513]      netlink_sendmsg+0x723/0xbe0
[13339.482167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13339.482167][T19513]      ___sys_sendmsg+0xee/0x170
[13339.482167][T19513]      __sys_sendmsg+0xcd/0x170
[13339.482167][T19513]      do_syscall_64+0xc6/0x1e0
[13339.482167][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13339.482167][T19513] 
[13339.485156][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13339.485156][T19513]      netdev_get_by_index+0x5e/0x80
[13339.485156][T19513]      fib6_nh_init+0x3d8/0x15b0
[13339.485156][T19513]      ip6_route_info_create+0xf18/0x17d0
[13339.485156][T19513]      ip6_route_add+0x1c/0x140
[13339.485156][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13339.485156][T19513]      addrconf_add_dev+0xe2/0x170
[13339.485156][T19513]      inet6_addr_add+0x12f/0xa40
[13339.485156][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13339.485156][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13339.485156][T19513]      netlink_rcv_skb+0x130/0x360
[13339.485156][T19513]      netlink_unicast+0x449/0x710
[13339.485156][T19513]      netlink_sendmsg+0x723/0xbe0
[13339.485156][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13339.485156][T19513]      ___sys_sendmsg+0xee/0x170
[13339.485156][T19513]      __sys_sendmsg+0xcd/0x170
[13339.485156][T19513]      do_syscall_64+0xc6/0x1e0
[13339.485156][T19513] 
[13339.487566][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13339.487566][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13339.487566][T19513]      ipv6_find_idev+0x102/0x170
[13339.487566][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13339.487566][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13339.487566][T19513]      netlink_rcv_skb+0x130/0x360
[13339.487566][T19513]      netlink_unicast+0x449/0x710
[13339.487566][T19513]      netlink_sendmsg+0x723/0xbe0
[13339.487566][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13339.487566][T19513]      ___sys_sendmsg+0xee/0x170
[13339.487566][T19513]      __sys_sendmsg+0xcd/0x170
[13339.487566][T19513]      do_syscall_64+0xc6/0x1e0
[13339.487566][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13339.487566][T19513] 
[13339.489436][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13339.489436][T19513]      neigh_parms_alloc+0x1e5/0x510
[13339.489436][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13339.489436][T19513]      ipv6_find_idev+0x102/0x170
[13339.489436][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13339.489436][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13339.489436][T19513]      netlink_rcv_skb+0x130/0x360
[13339.489436][T19513]      netlink_unicast+0x449/0x710
[13339.489436][T19513]      netlink_sendmsg+0x723/0xbe0
[13339.489436][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13339.489436][T19513]      ___sys_sendmsg+0xee/0x170
[13339.489436][T19513]      __sys_sendmsg+0xcd/0x170
[13339.489436][T19513]      do_syscall_64+0xc6/0x1e0
[13339.489436][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13339.489436][T19513] 
[13349.727206][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13349.727708][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13349.727708][T19513]      netdev_get_by_index+0x5e/0x80
[13349.727708][T19513]      fib6_nh_init+0x3d8/0x15b0
[13349.727708][T19513]      ip6_route_info_create+0xf18/0x17d0
[13349.727708][T19513]      ip6_route_add+0x1c/0x140
[13349.727708][T19513]      addrconf_prefix_route+0x2a6/0x430
[13349.727708][T19513]      inet6_addr_add+0x4f8/0xa40
[13349.727708][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13349.727708][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13349.727708][T19513]      netlink_rcv_skb+0x130/0x360
[13349.727708][T19513]      netlink_unicast+0x449/0x710
[13349.727708][T19513]      netlink_sendmsg+0x723/0xbe0
[13349.727708][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13349.727708][T19513]      ___sys_sendmsg+0xee/0x170
[13349.727708][T19513]      __sys_sendmsg+0xcd/0x170
[13349.727708][T19513]      do_syscall_64+0xc6/0x1e0
[13349.727708][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13349.727708][T19513] 
[13349.730158][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13349.730158][T19513]      netdev_get_by_index+0x5e/0x80
[13349.730158][T19513]      fib6_nh_init+0x3d8/0x15b0
[13349.730158][T19513]      ip6_route_info_create+0xf18/0x17d0
[13349.730158][T19513]      addrconf_f6i_alloc+0x315/0x560
[13349.730158][T19513]      ipv6_add_addr+0x411/0x2000
[13349.730158][T19513]      inet6_addr_add+0x30e/0xa40
[13349.730158][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13349.730158][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13349.730158][T19513]      netlink_rcv_skb+0x130/0x360
[13349.730158][T19513]      netlink_unicast+0x449/0x710
[13349.730158][T19513]      netlink_sendmsg+0x723/0xbe0
[13349.730158][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13349.730158][T19513]      ___sys_sendmsg+0xee/0x170
[13349.730158][T19513]      __sys_sendmsg+0xcd/0x170
[13349.730158][T19513]      do_syscall_64+0xc6/0x1e0
[13349.730158][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13349.730158][T19513] 
[13349.732591][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13349.732591][T19513]      netdev_get_by_index+0x5e/0x80
[13349.732591][T19513]      fib6_nh_init+0x3d8/0x15b0
[13349.732591][T19513]      ip6_route_info_create+0xf18/0x17d0
[13349.732591][T19513]      ip6_route_add+0x1c/0x140
[13349.732591][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13349.732591][T19513]      addrconf_add_dev+0xe2/0x170
[13349.732591][T19513]      inet6_addr_add+0x12f/0xa40
[13349.732591][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13349.732591][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13349.732591][T19513]      netlink_rcv_skb+0x130/0x360
[13349.732591][T19513]      netlink_unicast+0x449/0x710
[13349.732591][T19513]      netlink_sendmsg+0x723/0xbe0
[13349.732591][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13349.732591][T19513]      ___sys_sendmsg+0xee/0x170
[13349.732591][T19513]      __sys_sendmsg+0xcd/0x170
[13349.732591][T19513]      do_syscall_64+0xc6/0x1e0
[13349.732591][T19513] 
[13349.734960][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13349.734960][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13349.734960][T19513]      ipv6_find_idev+0x102/0x170
[13349.734960][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13349.734960][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13349.734960][T19513]      netlink_rcv_skb+0x130/0x360
[13349.734960][T19513]      netlink_unicast+0x449/0x710
[13349.734960][T19513]      netlink_sendmsg+0x723/0xbe0
[13349.734960][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13349.734960][T19513]      ___sys_sendmsg+0xee/0x170
[13349.734960][T19513]      __sys_sendmsg+0xcd/0x170
[13349.734960][T19513]      do_syscall_64+0xc6/0x1e0
[13349.734960][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13349.734960][T19513] 
[13349.736892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13349.736892][T19513]      neigh_parms_alloc+0x1e5/0x510
[13349.736892][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13349.736892][T19513]      ipv6_find_idev+0x102/0x170
[13349.736892][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13349.736892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13349.736892][T19513]      netlink_rcv_skb+0x130/0x360
[13349.736892][T19513]      netlink_unicast+0x449/0x710
[13349.736892][T19513]      netlink_sendmsg+0x723/0xbe0
[13349.736892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13349.736892][T19513]      ___sys_sendmsg+0xee/0x170
[13349.736892][T19513]      __sys_sendmsg+0xcd/0x170
[13349.736892][T19513]      do_syscall_64+0xc6/0x1e0
[13349.736892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13349.736892][T19513] 
[13359.975217][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13359.975709][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13359.975709][T19513]      netdev_get_by_index+0x5e/0x80
[13359.975709][T19513]      fib6_nh_init+0x3d8/0x15b0
[13359.975709][T19513]      ip6_route_info_create+0xf18/0x17d0
[13359.975709][T19513]      ip6_route_add+0x1c/0x140
[13359.975709][T19513]      addrconf_prefix_route+0x2a6/0x430
[13359.975709][T19513]      inet6_addr_add+0x4f8/0xa40
[13359.975709][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13359.975709][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13359.975709][T19513]      netlink_rcv_skb+0x130/0x360
[13359.975709][T19513]      netlink_unicast+0x449/0x710
[13359.975709][T19513]      netlink_sendmsg+0x723/0xbe0
[13359.975709][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13359.975709][T19513]      ___sys_sendmsg+0xee/0x170
[13359.975709][T19513]      __sys_sendmsg+0xcd/0x170
[13359.975709][T19513]      do_syscall_64+0xc6/0x1e0
[13359.975709][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13359.975709][T19513] 
[13359.978165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13359.978165][T19513]      netdev_get_by_index+0x5e/0x80
[13359.978165][T19513]      fib6_nh_init+0x3d8/0x15b0
[13359.978165][T19513]      ip6_route_info_create+0xf18/0x17d0
[13359.978165][T19513]      addrconf_f6i_alloc+0x315/0x560
[13359.978165][T19513]      ipv6_add_addr+0x411/0x2000
[13359.978165][T19513]      inet6_addr_add+0x30e/0xa40
[13359.978165][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13359.978165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13359.978165][T19513]      netlink_rcv_skb+0x130/0x360
[13359.978165][T19513]      netlink_unicast+0x449/0x710
[13359.978165][T19513]      netlink_sendmsg+0x723/0xbe0
[13359.978165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13359.978165][T19513]      ___sys_sendmsg+0xee/0x170
[13359.978165][T19513]      __sys_sendmsg+0xcd/0x170
[13359.978165][T19513]      do_syscall_64+0xc6/0x1e0
[13359.978165][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13359.978165][T19513] 
[13359.980600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13359.980600][T19513]      netdev_get_by_index+0x5e/0x80
[13359.980600][T19513]      fib6_nh_init+0x3d8/0x15b0
[13359.980600][T19513]      ip6_route_info_create+0xf18/0x17d0
[13359.980600][T19513]      ip6_route_add+0x1c/0x140
[13359.980600][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13359.980600][T19513]      addrconf_add_dev+0xe2/0x170
[13359.980600][T19513]      inet6_addr_add+0x12f/0xa40
[13359.980600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13359.980600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13359.980600][T19513]      netlink_rcv_skb+0x130/0x360
[13359.980600][T19513]      netlink_unicast+0x449/0x710
[13359.980600][T19513]      netlink_sendmsg+0x723/0xbe0
[13359.980600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13359.980600][T19513]      ___sys_sendmsg+0xee/0x170
[13359.980600][T19513]      __sys_sendmsg+0xcd/0x170
[13359.980600][T19513]      do_syscall_64+0xc6/0x1e0
[13359.980600][T19513] 
[13359.982992][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13359.982992][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13359.982992][T19513]      ipv6_find_idev+0x102/0x170
[13359.982992][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13359.982992][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13359.982992][T19513]      netlink_rcv_skb+0x130/0x360
[13359.982992][T19513]      netlink_unicast+0x449/0x710
[13359.982992][T19513]      netlink_sendmsg+0x723/0xbe0
[13359.982992][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13359.982992][T19513]      ___sys_sendmsg+0xee/0x170
[13359.982992][T19513]      __sys_sendmsg+0xcd/0x170
[13359.982992][T19513]      do_syscall_64+0xc6/0x1e0
[13359.982992][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13359.982992][T19513] 
[13359.984849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13359.984849][T19513]      neigh_parms_alloc+0x1e5/0x510
[13359.984849][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13359.984849][T19513]      ipv6_find_idev+0x102/0x170
[13359.984849][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13359.984849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13359.984849][T19513]      netlink_rcv_skb+0x130/0x360
[13359.984849][T19513]      netlink_unicast+0x449/0x710
[13359.984849][T19513]      netlink_sendmsg+0x723/0xbe0
[13359.984849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13359.984849][T19513]      ___sys_sendmsg+0xee/0x170
[13359.984849][T19513]      __sys_sendmsg+0xcd/0x170
[13359.984849][T19513]      do_syscall_64+0xc6/0x1e0
[13359.984849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13359.984849][T19513] 
[13370.223174][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13370.223765][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13370.223765][T19513]      netdev_get_by_index+0x5e/0x80
[13370.223765][T19513]      fib6_nh_init+0x3d8/0x15b0
[13370.223765][T19513]      ip6_route_info_create+0xf18/0x17d0
[13370.223765][T19513]      ip6_route_add+0x1c/0x140
[13370.223765][T19513]      addrconf_prefix_route+0x2a6/0x430
[13370.223765][T19513]      inet6_addr_add+0x4f8/0xa40
[13370.223765][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13370.223765][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13370.223765][T19513]      netlink_rcv_skb+0x130/0x360
[13370.223765][T19513]      netlink_unicast+0x449/0x710
[13370.223765][T19513]      netlink_sendmsg+0x723/0xbe0
[13370.223765][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13370.223765][T19513]      ___sys_sendmsg+0xee/0x170
[13370.223765][T19513]      __sys_sendmsg+0xcd/0x170
[13370.223765][T19513]      do_syscall_64+0xc6/0x1e0
[13370.223765][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13370.223765][T19513] 
[13370.227498][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13370.227498][T19513]      netdev_get_by_index+0x5e/0x80
[13370.227498][T19513]      fib6_nh_init+0x3d8/0x15b0
[13370.227498][T19513]      ip6_route_info_create+0xf18/0x17d0
[13370.227498][T19513]      addrconf_f6i_alloc+0x315/0x560
[13370.227498][T19513]      ipv6_add_addr+0x411/0x2000
[13370.227498][T19513]      inet6_addr_add+0x30e/0xa40
[13370.227498][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13370.227498][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13370.227498][T19513]      netlink_rcv_skb+0x130/0x360
[13370.227498][T19513]      netlink_unicast+0x449/0x710
[13370.227498][T19513]      netlink_sendmsg+0x723/0xbe0
[13370.227498][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13370.227498][T19513]      ___sys_sendmsg+0xee/0x170
[13370.227498][T19513]      __sys_sendmsg+0xcd/0x170
[13370.227498][T19513]      do_syscall_64+0xc6/0x1e0
[13370.227498][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13370.227498][T19513] 
[13370.231007][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13370.231007][T19513]      netdev_get_by_index+0x5e/0x80
[13370.231007][T19513]      fib6_nh_init+0x3d8/0x15b0
[13370.231007][T19513]      ip6_route_info_create+0xf18/0x17d0
[13370.231007][T19513]      ip6_route_add+0x1c/0x140
[13370.231007][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13370.231007][T19513]      addrconf_add_dev+0xe2/0x170
[13370.231007][T19513]      inet6_addr_add+0x12f/0xa40
[13370.231007][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13370.231007][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13370.231007][T19513]      netlink_rcv_skb+0x130/0x360
[13370.231007][T19513]      netlink_unicast+0x449/0x710
[13370.231007][T19513]      netlink_sendmsg+0x723/0xbe0
[13370.231007][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13370.231007][T19513]      ___sys_sendmsg+0xee/0x170
[13370.231007][T19513]      __sys_sendmsg+0xcd/0x170
[13370.231007][T19513]      do_syscall_64+0xc6/0x1e0
[13370.231007][T19513] 
[13370.234440][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13370.234440][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13370.234440][T19513]      ipv6_find_idev+0x102/0x170
[13370.234440][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13370.234440][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13370.234440][T19513]      netlink_rcv_skb+0x130/0x360
[13370.234440][T19513]      netlink_unicast+0x449/0x710
[13370.234440][T19513]      netlink_sendmsg+0x723/0xbe0
[13370.234440][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13370.234440][T19513]      ___sys_sendmsg+0xee/0x170
[13370.234440][T19513]      __sys_sendmsg+0xcd/0x170
[13370.234440][T19513]      do_syscall_64+0xc6/0x1e0
[13370.234440][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13370.234440][T19513] 
[13370.237039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13370.237039][T19513]      neigh_parms_alloc+0x1e5/0x510
[13370.237039][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13370.237039][T19513]      ipv6_find_idev+0x102/0x170
[13370.237039][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13370.237039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13370.237039][T19513]      netlink_rcv_skb+0x130/0x360
[13370.237039][T19513]      netlink_unicast+0x449/0x710
[13370.237039][T19513]      netlink_sendmsg+0x723/0xbe0
[13370.237039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13370.237039][T19513]      ___sys_sendmsg+0xee/0x170
[13370.237039][T19513]      __sys_sendmsg+0xcd/0x170
[13370.237039][T19513]      do_syscall_64+0xc6/0x1e0
[13370.237039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13370.237039][T19513] 
[13380.479152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13380.479781][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13380.479781][T19513]      netdev_get_by_index+0x5e/0x80
[13380.479781][T19513]      fib6_nh_init+0x3d8/0x15b0
[13380.479781][T19513]      ip6_route_info_create+0xf18/0x17d0
[13380.479781][T19513]      ip6_route_add+0x1c/0x140
[13380.479781][T19513]      addrconf_prefix_route+0x2a6/0x430
[13380.479781][T19513]      inet6_addr_add+0x4f8/0xa40
[13380.479781][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13380.479781][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13380.479781][T19513]      netlink_rcv_skb+0x130/0x360
[13380.479781][T19513]      netlink_unicast+0x449/0x710
[13380.479781][T19513]      netlink_sendmsg+0x723/0xbe0
[13380.479781][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13380.479781][T19513]      ___sys_sendmsg+0xee/0x170
[13380.479781][T19513]      __sys_sendmsg+0xcd/0x170
[13380.479781][T19513]      do_syscall_64+0xc6/0x1e0
[13380.479781][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13380.479781][T19513] 
[13380.483223][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13380.483223][T19513]      netdev_get_by_index+0x5e/0x80
[13380.483223][T19513]      fib6_nh_init+0x3d8/0x15b0
[13380.483223][T19513]      ip6_route_info_create+0xf18/0x17d0
[13380.483223][T19513]      addrconf_f6i_alloc+0x315/0x560
[13380.483223][T19513]      ipv6_add_addr+0x411/0x2000
[13380.483223][T19513]      inet6_addr_add+0x30e/0xa40
[13380.483223][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13380.483223][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13380.483223][T19513]      netlink_rcv_skb+0x130/0x360
[13380.483223][T19513]      netlink_unicast+0x449/0x710
[13380.483223][T19513]      netlink_sendmsg+0x723/0xbe0
[13380.483223][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13380.483223][T19513]      ___sys_sendmsg+0xee/0x170
[13380.483223][T19513]      __sys_sendmsg+0xcd/0x170
[13380.483223][T19513]      do_syscall_64+0xc6/0x1e0
[13380.483223][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13380.483223][T19513] 
[13380.486688][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13380.486688][T19513]      netdev_get_by_index+0x5e/0x80
[13380.486688][T19513]      fib6_nh_init+0x3d8/0x15b0
[13380.486688][T19513]      ip6_route_info_create+0xf18/0x17d0
[13380.486688][T19513]      ip6_route_add+0x1c/0x140
[13380.486688][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13380.486688][T19513]      addrconf_add_dev+0xe2/0x170
[13380.486688][T19513]      inet6_addr_add+0x12f/0xa40
[13380.486688][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13380.486688][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13380.486688][T19513]      netlink_rcv_skb+0x130/0x360
[13380.486688][T19513]      netlink_unicast+0x449/0x710
[13380.486688][T19513]      netlink_sendmsg+0x723/0xbe0
[13380.486688][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13380.486688][T19513]      ___sys_sendmsg+0xee/0x170
[13380.486688][T19513]      __sys_sendmsg+0xcd/0x170
[13380.486688][T19513]      do_syscall_64+0xc6/0x1e0
[13380.486688][T19513] 
[13380.490162][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13380.490162][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13380.490162][T19513]      ipv6_find_idev+0x102/0x170
[13380.490162][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13380.490162][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13380.490162][T19513]      netlink_rcv_skb+0x130/0x360
[13380.490162][T19513]      netlink_unicast+0x449/0x710
[13380.490162][T19513]      netlink_sendmsg+0x723/0xbe0
[13380.490162][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13380.490162][T19513]      ___sys_sendmsg+0xee/0x170
[13380.490162][T19513]      __sys_sendmsg+0xcd/0x170
[13380.490162][T19513]      do_syscall_64+0xc6/0x1e0
[13380.490162][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13380.490162][T19513] 
[13380.492797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13380.492797][T19513]      neigh_parms_alloc+0x1e5/0x510
[13380.492797][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13380.492797][T19513]      ipv6_find_idev+0x102/0x170
[13380.492797][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13380.492797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13380.492797][T19513]      netlink_rcv_skb+0x130/0x360
[13380.492797][T19513]      netlink_unicast+0x449/0x710
[13380.492797][T19513]      netlink_sendmsg+0x723/0xbe0
[13380.492797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13380.492797][T19513]      ___sys_sendmsg+0xee/0x170
[13380.492797][T19513]      __sys_sendmsg+0xcd/0x170
[13380.492797][T19513]      do_syscall_64+0xc6/0x1e0
[13380.492797][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13380.492797][T19513] 
[13390.735163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13390.735658][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13390.735658][T19513]      netdev_get_by_index+0x5e/0x80
[13390.735658][T19513]      fib6_nh_init+0x3d8/0x15b0
[13390.735658][T19513]      ip6_route_info_create+0xf18/0x17d0
[13390.735658][T19513]      ip6_route_add+0x1c/0x140
[13390.735658][T19513]      addrconf_prefix_route+0x2a6/0x430
[13390.735658][T19513]      inet6_addr_add+0x4f8/0xa40
[13390.735658][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13390.735658][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13390.735658][T19513]      netlink_rcv_skb+0x130/0x360
[13390.735658][T19513]      netlink_unicast+0x449/0x710
[13390.735658][T19513]      netlink_sendmsg+0x723/0xbe0
[13390.735658][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13390.735658][T19513]      ___sys_sendmsg+0xee/0x170
[13390.735658][T19513]      __sys_sendmsg+0xcd/0x170
[13390.735658][T19513]      do_syscall_64+0xc6/0x1e0
[13390.735658][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13390.735658][T19513] 
[13390.737933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13390.737933][T19513]      netdev_get_by_index+0x5e/0x80
[13390.737933][T19513]      fib6_nh_init+0x3d8/0x15b0
[13390.737933][T19513]      ip6_route_info_create+0xf18/0x17d0
[13390.737933][T19513]      addrconf_f6i_alloc+0x315/0x560
[13390.737933][T19513]      ipv6_add_addr+0x411/0x2000
[13390.737933][T19513]      inet6_addr_add+0x30e/0xa40
[13390.737933][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13390.737933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13390.737933][T19513]      netlink_rcv_skb+0x130/0x360
[13390.737933][T19513]      netlink_unicast+0x449/0x710
[13390.737933][T19513]      netlink_sendmsg+0x723/0xbe0
[13390.737933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13390.737933][T19513]      ___sys_sendmsg+0xee/0x170
[13390.737933][T19513]      __sys_sendmsg+0xcd/0x170
[13390.737933][T19513]      do_syscall_64+0xc6/0x1e0
[13390.737933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13390.737933][T19513] 
[13390.740146][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13390.740146][T19513]      netdev_get_by_index+0x5e/0x80
[13390.740146][T19513]      fib6_nh_init+0x3d8/0x15b0
[13390.740146][T19513]      ip6_route_info_create+0xf18/0x17d0
[13390.740146][T19513]      ip6_route_add+0x1c/0x140
[13390.740146][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13390.740146][T19513]      addrconf_add_dev+0xe2/0x170
[13390.740146][T19513]      inet6_addr_add+0x12f/0xa40
[13390.740146][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13390.740146][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13390.740146][T19513]      netlink_rcv_skb+0x130/0x360
[13390.740146][T19513]      netlink_unicast+0x449/0x710
[13390.740146][T19513]      netlink_sendmsg+0x723/0xbe0
[13390.740146][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13390.740146][T19513]      ___sys_sendmsg+0xee/0x170
[13390.740146][T19513]      __sys_sendmsg+0xcd/0x170
[13390.740146][T19513]      do_syscall_64+0xc6/0x1e0
[13390.740146][T19513] 
[13390.742319][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13390.742319][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13390.742319][T19513]      ipv6_find_idev+0x102/0x170
[13390.742319][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13390.742319][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13390.742319][T19513]      netlink_rcv_skb+0x130/0x360
[13390.742319][T19513]      netlink_unicast+0x449/0x710
[13390.742319][T19513]      netlink_sendmsg+0x723/0xbe0
[13390.742319][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13390.742319][T19513]      ___sys_sendmsg+0xee/0x170
[13390.742319][T19513]      __sys_sendmsg+0xcd/0x170
[13390.742319][T19513]      do_syscall_64+0xc6/0x1e0
[13390.742319][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13390.742319][T19513] 
[13390.744052][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13390.744052][T19513]      neigh_parms_alloc+0x1e5/0x510
[13390.744052][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13390.744052][T19513]      ipv6_find_idev+0x102/0x170
[13390.744052][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13390.744052][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13390.744052][T19513]      netlink_rcv_skb+0x130/0x360
[13390.744052][T19513]      netlink_unicast+0x449/0x710
[13390.744052][T19513]      netlink_sendmsg+0x723/0xbe0
[13390.744052][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13390.744052][T19513]      ___sys_sendmsg+0xee/0x170
[13390.744052][T19513]      __sys_sendmsg+0xcd/0x170
[13390.744052][T19513]      do_syscall_64+0xc6/0x1e0
[13390.744052][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13390.744052][T19513] 
[13400.983116][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13400.983610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13400.983610][T19513]      netdev_get_by_index+0x5e/0x80
[13400.983610][T19513]      fib6_nh_init+0x3d8/0x15b0
[13400.983610][T19513]      ip6_route_info_create+0xf18/0x17d0
[13400.983610][T19513]      ip6_route_add+0x1c/0x140
[13400.983610][T19513]      addrconf_prefix_route+0x2a6/0x430
[13400.983610][T19513]      inet6_addr_add+0x4f8/0xa40
[13400.983610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13400.983610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13400.983610][T19513]      netlink_rcv_skb+0x130/0x360
[13400.983610][T19513]      netlink_unicast+0x449/0x710
[13400.983610][T19513]      netlink_sendmsg+0x723/0xbe0
[13400.983610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13400.983610][T19513]      ___sys_sendmsg+0xee/0x170
[13400.983610][T19513]      __sys_sendmsg+0xcd/0x170
[13400.983610][T19513]      do_syscall_64+0xc6/0x1e0
[13400.983610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13400.983610][T19513] 
[13400.985914][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13400.985914][T19513]      netdev_get_by_index+0x5e/0x80
[13400.985914][T19513]      fib6_nh_init+0x3d8/0x15b0
[13400.985914][T19513]      ip6_route_info_create+0xf18/0x17d0
[13400.985914][T19513]      addrconf_f6i_alloc+0x315/0x560
[13400.985914][T19513]      ipv6_add_addr+0x411/0x2000
[13400.985914][T19513]      inet6_addr_add+0x30e/0xa40
[13400.985914][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13400.985914][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13400.985914][T19513]      netlink_rcv_skb+0x130/0x360
[13400.985914][T19513]      netlink_unicast+0x449/0x710
[13400.985914][T19513]      netlink_sendmsg+0x723/0xbe0
[13400.985914][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13400.985914][T19513]      ___sys_sendmsg+0xee/0x170
[13400.985914][T19513]      __sys_sendmsg+0xcd/0x170
[13400.985914][T19513]      do_syscall_64+0xc6/0x1e0
[13400.985914][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13400.985914][T19513] 
[13400.988140][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13400.988140][T19513]      netdev_get_by_index+0x5e/0x80
[13400.988140][T19513]      fib6_nh_init+0x3d8/0x15b0
[13400.988140][T19513]      ip6_route_info_create+0xf18/0x17d0
[13400.988140][T19513]      ip6_route_add+0x1c/0x140
[13400.988140][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13400.988140][T19513]      addrconf_add_dev+0xe2/0x170
[13400.988140][T19513]      inet6_addr_add+0x12f/0xa40
[13400.988140][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13400.988140][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13400.988140][T19513]      netlink_rcv_skb+0x130/0x360
[13400.988140][T19513]      netlink_unicast+0x449/0x710
[13400.988140][T19513]      netlink_sendmsg+0x723/0xbe0
[13400.988140][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13400.988140][T19513]      ___sys_sendmsg+0xee/0x170
[13400.988140][T19513]      __sys_sendmsg+0xcd/0x170
[13400.988140][T19513]      do_syscall_64+0xc6/0x1e0
[13400.988140][T19513] 
[13400.990318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13400.990318][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13400.990318][T19513]      ipv6_find_idev+0x102/0x170
[13400.990318][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13400.990318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13400.990318][T19513]      netlink_rcv_skb+0x130/0x360
[13400.990318][T19513]      netlink_unicast+0x449/0x710
[13400.990318][T19513]      netlink_sendmsg+0x723/0xbe0
[13400.990318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13400.990318][T19513]      ___sys_sendmsg+0xee/0x170
[13400.990318][T19513]      __sys_sendmsg+0xcd/0x170
[13400.990318][T19513]      do_syscall_64+0xc6/0x1e0
[13400.990318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13400.990318][T19513] 
[13400.992025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13400.992025][T19513]      neigh_parms_alloc+0x1e5/0x510
[13400.992025][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13400.992025][T19513]      ipv6_find_idev+0x102/0x170
[13400.992025][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13400.992025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13400.992025][T19513]      netlink_rcv_skb+0x130/0x360
[13400.992025][T19513]      netlink_unicast+0x449/0x710
[13400.992025][T19513]      netlink_sendmsg+0x723/0xbe0
[13400.992025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13400.992025][T19513]      ___sys_sendmsg+0xee/0x170
[13400.992025][T19513]      __sys_sendmsg+0xcd/0x170
[13400.992025][T19513]      do_syscall_64+0xc6/0x1e0
[13400.992025][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13400.992025][T19513] 
[13411.231209][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13411.231704][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13411.231704][T19513]      netdev_get_by_index+0x5e/0x80
[13411.231704][T19513]      fib6_nh_init+0x3d8/0x15b0
[13411.231704][T19513]      ip6_route_info_create+0xf18/0x17d0
[13411.231704][T19513]      ip6_route_add+0x1c/0x140
[13411.231704][T19513]      addrconf_prefix_route+0x2a6/0x430
[13411.231704][T19513]      inet6_addr_add+0x4f8/0xa40
[13411.231704][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13411.231704][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13411.231704][T19513]      netlink_rcv_skb+0x130/0x360
[13411.231704][T19513]      netlink_unicast+0x449/0x710
[13411.231704][T19513]      netlink_sendmsg+0x723/0xbe0
[13411.231704][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13411.231704][T19513]      ___sys_sendmsg+0xee/0x170
[13411.231704][T19513]      __sys_sendmsg+0xcd/0x170
[13411.231704][T19513]      do_syscall_64+0xc6/0x1e0
[13411.231704][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13411.231704][T19513] 
[13411.233959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13411.233959][T19513]      netdev_get_by_index+0x5e/0x80
[13411.233959][T19513]      fib6_nh_init+0x3d8/0x15b0
[13411.233959][T19513]      ip6_route_info_create+0xf18/0x17d0
[13411.233959][T19513]      addrconf_f6i_alloc+0x315/0x560
[13411.233959][T19513]      ipv6_add_addr+0x411/0x2000
[13411.233959][T19513]      inet6_addr_add+0x30e/0xa40
[13411.233959][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13411.233959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13411.233959][T19513]      netlink_rcv_skb+0x130/0x360
[13411.233959][T19513]      netlink_unicast+0x449/0x710
[13411.233959][T19513]      netlink_sendmsg+0x723/0xbe0
[13411.233959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13411.233959][T19513]      ___sys_sendmsg+0xee/0x170
[13411.233959][T19513]      __sys_sendmsg+0xcd/0x170
[13411.233959][T19513]      do_syscall_64+0xc6/0x1e0
[13411.233959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13411.233959][T19513] 
[13411.236190][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13411.236190][T19513]      netdev_get_by_index+0x5e/0x80
[13411.236190][T19513]      fib6_nh_init+0x3d8/0x15b0
[13411.236190][T19513]      ip6_route_info_create+0xf18/0x17d0
[13411.236190][T19513]      ip6_route_add+0x1c/0x140
[13411.236190][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13411.236190][T19513]      addrconf_add_dev+0xe2/0x170
[13411.236190][T19513]      inet6_addr_add+0x12f/0xa40
[13411.236190][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13411.236190][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13411.236190][T19513]      netlink_rcv_skb+0x130/0x360
[13411.236190][T19513]      netlink_unicast+0x449/0x710
[13411.236190][T19513]      netlink_sendmsg+0x723/0xbe0
[13411.236190][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13411.236190][T19513]      ___sys_sendmsg+0xee/0x170
[13411.236190][T19513]      __sys_sendmsg+0xcd/0x170
[13411.236190][T19513]      do_syscall_64+0xc6/0x1e0
[13411.236190][T19513] 
[13411.238368][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13411.238368][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13411.238368][T19513]      ipv6_find_idev+0x102/0x170
[13411.238368][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13411.238368][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13411.238368][T19513]      netlink_rcv_skb+0x130/0x360
[13411.238368][T19513]      netlink_unicast+0x449/0x710
[13411.238368][T19513]      netlink_sendmsg+0x723/0xbe0
[13411.238368][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13411.238368][T19513]      ___sys_sendmsg+0xee/0x170
[13411.238368][T19513]      __sys_sendmsg+0xcd/0x170
[13411.238368][T19513]      do_syscall_64+0xc6/0x1e0
[13411.238368][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13411.238368][T19513] 
[13411.240082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13411.240082][T19513]      neigh_parms_alloc+0x1e5/0x510
[13411.240082][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13411.240082][T19513]      ipv6_find_idev+0x102/0x170
[13411.240082][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13411.240082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13411.240082][T19513]      netlink_rcv_skb+0x130/0x360
[13411.240082][T19513]      netlink_unicast+0x449/0x710
[13411.240082][T19513]      netlink_sendmsg+0x723/0xbe0
[13411.240082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13411.240082][T19513]      ___sys_sendmsg+0xee/0x170
[13411.240082][T19513]      __sys_sendmsg+0xcd/0x170
[13411.240082][T19513]      do_syscall_64+0xc6/0x1e0
[13411.240082][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13411.240082][T19513] 
[13421.359146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13421.359625][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13421.359625][T19513]      netdev_get_by_index+0x5e/0x80
[13421.359625][T19513]      fib6_nh_init+0x3d8/0x15b0
[13421.359625][T19513]      ip6_route_info_create+0xf18/0x17d0
[13421.359625][T19513]      ip6_route_add+0x1c/0x140
[13421.359625][T19513]      addrconf_prefix_route+0x2a6/0x430
[13421.359625][T19513]      inet6_addr_add+0x4f8/0xa40
[13421.359625][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13421.359625][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13421.359625][T19513]      netlink_rcv_skb+0x130/0x360
[13421.359625][T19513]      netlink_unicast+0x449/0x710
[13421.359625][T19513]      netlink_sendmsg+0x723/0xbe0
[13421.359625][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13421.359625][T19513]      ___sys_sendmsg+0xee/0x170
[13421.359625][T19513]      __sys_sendmsg+0xcd/0x170
[13421.359625][T19513]      do_syscall_64+0xc6/0x1e0
[13421.359625][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13421.359625][T19513] 
[13421.361893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13421.361893][T19513]      netdev_get_by_index+0x5e/0x80
[13421.361893][T19513]      fib6_nh_init+0x3d8/0x15b0
[13421.361893][T19513]      ip6_route_info_create+0xf18/0x17d0
[13421.361893][T19513]      addrconf_f6i_alloc+0x315/0x560
[13421.361893][T19513]      ipv6_add_addr+0x411/0x2000
[13421.361893][T19513]      inet6_addr_add+0x30e/0xa40
[13421.361893][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13421.361893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13421.361893][T19513]      netlink_rcv_skb+0x130/0x360
[13421.361893][T19513]      netlink_unicast+0x449/0x710
[13421.361893][T19513]      netlink_sendmsg+0x723/0xbe0
[13421.361893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13421.361893][T19513]      ___sys_sendmsg+0xee/0x170
[13421.361893][T19513]      __sys_sendmsg+0xcd/0x170
[13421.361893][T19513]      do_syscall_64+0xc6/0x1e0
[13421.361893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13421.361893][T19513] 
[13421.364111][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13421.364111][T19513]      netdev_get_by_index+0x5e/0x80
[13421.364111][T19513]      fib6_nh_init+0x3d8/0x15b0
[13421.364111][T19513]      ip6_route_info_create+0xf18/0x17d0
[13421.364111][T19513]      ip6_route_add+0x1c/0x140
[13421.364111][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13421.364111][T19513]      addrconf_add_dev+0xe2/0x170
[13421.364111][T19513]      inet6_addr_add+0x12f/0xa40
[13421.364111][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13421.364111][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13421.364111][T19513]      netlink_rcv_skb+0x130/0x360
[13421.364111][T19513]      netlink_unicast+0x449/0x710
[13421.364111][T19513]      netlink_sendmsg+0x723/0xbe0
[13421.364111][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13421.364111][T19513]      ___sys_sendmsg+0xee/0x170
[13421.364111][T19513]      __sys_sendmsg+0xcd/0x170
[13421.364111][T19513]      do_syscall_64+0xc6/0x1e0
[13421.364111][T19513] 
[13421.366305][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13421.366305][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13421.366305][T19513]      ipv6_find_idev+0x102/0x170
[13421.366305][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13421.366305][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13421.366305][T19513]      netlink_rcv_skb+0x130/0x360
[13421.366305][T19513]      netlink_unicast+0x449/0x710
[13421.366305][T19513]      netlink_sendmsg+0x723/0xbe0
[13421.366305][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13421.366305][T19513]      ___sys_sendmsg+0xee/0x170
[13421.366305][T19513]      __sys_sendmsg+0xcd/0x170
[13421.366305][T19513]      do_syscall_64+0xc6/0x1e0
[13421.366305][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13421.366305][T19513] 
[13421.368017][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13421.368017][T19513]      neigh_parms_alloc+0x1e5/0x510
[13421.368017][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13421.368017][T19513]      ipv6_find_idev+0x102/0x170
[13421.368017][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13421.368017][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13421.368017][T19513]      netlink_rcv_skb+0x130/0x360
[13421.368017][T19513]      netlink_unicast+0x449/0x710
[13421.368017][T19513]      netlink_sendmsg+0x723/0xbe0
[13421.368017][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13421.368017][T19513]      ___sys_sendmsg+0xee/0x170
[13421.368017][T19513]      __sys_sendmsg+0xcd/0x170
[13421.368017][T19513]      do_syscall_64+0xc6/0x1e0
[13421.368017][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13421.368017][T19513] 
[13431.607190][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13431.607611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13431.607611][T19513]      netdev_get_by_index+0x5e/0x80
[13431.607611][T19513]      fib6_nh_init+0x3d8/0x15b0
[13431.607611][T19513]      ip6_route_info_create+0xf18/0x17d0
[13431.607611][T19513]      ip6_route_add+0x1c/0x140
[13431.607611][T19513]      addrconf_prefix_route+0x2a6/0x430
[13431.607611][T19513]      inet6_addr_add+0x4f8/0xa40
[13431.607611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13431.607611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13431.607611][T19513]      netlink_rcv_skb+0x130/0x360
[13431.607611][T19513]      netlink_unicast+0x449/0x710
[13431.607611][T19513]      netlink_sendmsg+0x723/0xbe0
[13431.607611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13431.607611][T19513]      ___sys_sendmsg+0xee/0x170
[13431.607611][T19513]      __sys_sendmsg+0xcd/0x170
[13431.607611][T19513]      do_syscall_64+0xc6/0x1e0
[13431.607611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13431.607611][T19513] 
[13431.609892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13431.609892][T19513]      netdev_get_by_index+0x5e/0x80
[13431.609892][T19513]      fib6_nh_init+0x3d8/0x15b0
[13431.609892][T19513]      ip6_route_info_create+0xf18/0x17d0
[13431.609892][T19513]      addrconf_f6i_alloc+0x315/0x560
[13431.609892][T19513]      ipv6_add_addr+0x411/0x2000
[13431.609892][T19513]      inet6_addr_add+0x30e/0xa40
[13431.609892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13431.609892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13431.609892][T19513]      netlink_rcv_skb+0x130/0x360
[13431.609892][T19513]      netlink_unicast+0x449/0x710
[13431.609892][T19513]      netlink_sendmsg+0x723/0xbe0
[13431.609892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13431.609892][T19513]      ___sys_sendmsg+0xee/0x170
[13431.609892][T19513]      __sys_sendmsg+0xcd/0x170
[13431.609892][T19513]      do_syscall_64+0xc6/0x1e0
[13431.609892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13431.609892][T19513] 
[13431.612152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13431.612152][T19513]      netdev_get_by_index+0x5e/0x80
[13431.612152][T19513]      fib6_nh_init+0x3d8/0x15b0
[13431.612152][T19513]      ip6_route_info_create+0xf18/0x17d0
[13431.612152][T19513]      ip6_route_add+0x1c/0x140
[13431.612152][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13431.612152][T19513]      addrconf_add_dev+0xe2/0x170
[13431.612152][T19513]      inet6_addr_add+0x12f/0xa40
[13431.612152][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13431.612152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13431.612152][T19513]      netlink_rcv_skb+0x130/0x360
[13431.612152][T19513]      netlink_unicast+0x449/0x710
[13431.612152][T19513]      netlink_sendmsg+0x723/0xbe0
[13431.612152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13431.612152][T19513]      ___sys_sendmsg+0xee/0x170
[13431.612152][T19513]      __sys_sendmsg+0xcd/0x170
[13431.612152][T19513]      do_syscall_64+0xc6/0x1e0
[13431.612152][T19513] 
[13431.614332][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13431.614332][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13431.614332][T19513]      ipv6_find_idev+0x102/0x170
[13431.614332][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13431.614332][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13431.614332][T19513]      netlink_rcv_skb+0x130/0x360
[13431.614332][T19513]      netlink_unicast+0x449/0x710
[13431.614332][T19513]      netlink_sendmsg+0x723/0xbe0
[13431.614332][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13431.614332][T19513]      ___sys_sendmsg+0xee/0x170
[13431.614332][T19513]      __sys_sendmsg+0xcd/0x170
[13431.614332][T19513]      do_syscall_64+0xc6/0x1e0
[13431.614332][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13431.614332][T19513] 
[13431.616054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13431.616054][T19513]      neigh_parms_alloc+0x1e5/0x510
[13431.616054][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13431.616054][T19513]      ipv6_find_idev+0x102/0x170
[13431.616054][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13431.616054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13431.616054][T19513]      netlink_rcv_skb+0x130/0x360
[13431.616054][T19513]      netlink_unicast+0x449/0x710
[13431.616054][T19513]      netlink_sendmsg+0x723/0xbe0
[13431.616054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13431.616054][T19513]      ___sys_sendmsg+0xee/0x170
[13431.616054][T19513]      __sys_sendmsg+0xcd/0x170
[13431.616054][T19513]      do_syscall_64+0xc6/0x1e0
[13431.616054][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13431.616054][T19513] 
[13441.855091][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13441.855517][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13441.855517][T19513]      netdev_get_by_index+0x5e/0x80
[13441.855517][T19513]      fib6_nh_init+0x3d8/0x15b0
[13441.855517][T19513]      ip6_route_info_create+0xf18/0x17d0
[13441.855517][T19513]      ip6_route_add+0x1c/0x140
[13441.855517][T19513]      addrconf_prefix_route+0x2a6/0x430
[13441.855517][T19513]      inet6_addr_add+0x4f8/0xa40
[13441.855517][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13441.855517][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13441.855517][T19513]      netlink_rcv_skb+0x130/0x360
[13441.855517][T19513]      netlink_unicast+0x449/0x710
[13441.855517][T19513]      netlink_sendmsg+0x723/0xbe0
[13441.855517][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13441.855517][T19513]      ___sys_sendmsg+0xee/0x170
[13441.855517][T19513]      __sys_sendmsg+0xcd/0x170
[13441.855517][T19513]      do_syscall_64+0xc6/0x1e0
[13441.855517][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13441.855517][T19513] 
[13441.857766][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13441.857766][T19513]      netdev_get_by_index+0x5e/0x80
[13441.857766][T19513]      fib6_nh_init+0x3d8/0x15b0
[13441.857766][T19513]      ip6_route_info_create+0xf18/0x17d0
[13441.857766][T19513]      addrconf_f6i_alloc+0x315/0x560
[13441.857766][T19513]      ipv6_add_addr+0x411/0x2000
[13441.857766][T19513]      inet6_addr_add+0x30e/0xa40
[13441.857766][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13441.857766][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13441.857766][T19513]      netlink_rcv_skb+0x130/0x360
[13441.857766][T19513]      netlink_unicast+0x449/0x710
[13441.857766][T19513]      netlink_sendmsg+0x723/0xbe0
[13441.857766][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13441.857766][T19513]      ___sys_sendmsg+0xee/0x170
[13441.857766][T19513]      __sys_sendmsg+0xcd/0x170
[13441.857766][T19513]      do_syscall_64+0xc6/0x1e0
[13441.857766][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13441.857766][T19513] 
[13441.859984][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13441.859984][T19513]      netdev_get_by_index+0x5e/0x80
[13441.859984][T19513]      fib6_nh_init+0x3d8/0x15b0
[13441.859984][T19513]      ip6_route_info_create+0xf18/0x17d0
[13441.859984][T19513]      ip6_route_add+0x1c/0x140
[13441.859984][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13441.859984][T19513]      addrconf_add_dev+0xe2/0x170
[13441.859984][T19513]      inet6_addr_add+0x12f/0xa40
[13441.859984][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13441.859984][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13441.859984][T19513]      netlink_rcv_skb+0x130/0x360
[13441.859984][T19513]      netlink_unicast+0x449/0x710
[13441.859984][T19513]      netlink_sendmsg+0x723/0xbe0
[13441.859984][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13441.859984][T19513]      ___sys_sendmsg+0xee/0x170
[13441.859984][T19513]      __sys_sendmsg+0xcd/0x170
[13441.859984][T19513]      do_syscall_64+0xc6/0x1e0
[13441.859984][T19513] 
[13441.862196][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13441.862196][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13441.862196][T19513]      ipv6_find_idev+0x102/0x170
[13441.862196][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13441.862196][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13441.862196][T19513]      netlink_rcv_skb+0x130/0x360
[13441.862196][T19513]      netlink_unicast+0x449/0x710
[13441.862196][T19513]      netlink_sendmsg+0x723/0xbe0
[13441.862196][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13441.862196][T19513]      ___sys_sendmsg+0xee/0x170
[13441.862196][T19513]      __sys_sendmsg+0xcd/0x170
[13441.862196][T19513]      do_syscall_64+0xc6/0x1e0
[13441.862196][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13441.862196][T19513] 
[13441.863925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13441.863925][T19513]      neigh_parms_alloc+0x1e5/0x510
[13441.863925][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13441.863925][T19513]      ipv6_find_idev+0x102/0x170
[13441.863925][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13441.863925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13441.863925][T19513]      netlink_rcv_skb+0x130/0x360
[13441.863925][T19513]      netlink_unicast+0x449/0x710
[13441.863925][T19513]      netlink_sendmsg+0x723/0xbe0
[13441.863925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13441.863925][T19513]      ___sys_sendmsg+0xee/0x170
[13441.863925][T19513]      __sys_sendmsg+0xcd/0x170
[13441.863925][T19513]      do_syscall_64+0xc6/0x1e0
[13441.863925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13441.863925][T19513] 
[13451.911201][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13451.911604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13451.911604][T19513]      netdev_get_by_index+0x5e/0x80
[13451.911604][T19513]      fib6_nh_init+0x3d8/0x15b0
[13451.911604][T19513]      ip6_route_info_create+0xf18/0x17d0
[13451.911604][T19513]      ip6_route_add+0x1c/0x140
[13451.911604][T19513]      addrconf_prefix_route+0x2a6/0x430
[13451.911604][T19513]      inet6_addr_add+0x4f8/0xa40
[13451.911604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13451.911604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13451.911604][T19513]      netlink_rcv_skb+0x130/0x360
[13451.911604][T19513]      netlink_unicast+0x449/0x710
[13451.911604][T19513]      netlink_sendmsg+0x723/0xbe0
[13451.911604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13451.911604][T19513]      ___sys_sendmsg+0xee/0x170
[13451.911604][T19513]      __sys_sendmsg+0xcd/0x170
[13451.911604][T19513]      do_syscall_64+0xc6/0x1e0
[13451.911604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13451.911604][T19513] 
[13451.914362][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13451.914362][T19513]      netdev_get_by_index+0x5e/0x80
[13451.914362][T19513]      fib6_nh_init+0x3d8/0x15b0
[13451.914362][T19513]      ip6_route_info_create+0xf18/0x17d0
[13451.914362][T19513]      addrconf_f6i_alloc+0x315/0x560
[13451.914362][T19513]      ipv6_add_addr+0x411/0x2000
[13451.914362][T19513]      inet6_addr_add+0x30e/0xa40
[13451.914362][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13451.914362][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13451.914362][T19513]      netlink_rcv_skb+0x130/0x360
[13451.914362][T19513]      netlink_unicast+0x449/0x710
[13451.914362][T19513]      netlink_sendmsg+0x723/0xbe0
[13451.914362][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13451.914362][T19513]      ___sys_sendmsg+0xee/0x170
[13451.914362][T19513]      __sys_sendmsg+0xcd/0x170
[13451.914362][T19513]      do_syscall_64+0xc6/0x1e0
[13451.914362][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13451.914362][T19513] 
[13451.916711][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13451.916711][T19513]      netdev_get_by_index+0x5e/0x80
[13451.916711][T19513]      fib6_nh_init+0x3d8/0x15b0
[13451.916711][T19513]      ip6_route_info_create+0xf18/0x17d0
[13451.916711][T19513]      ip6_route_add+0x1c/0x140
[13451.916711][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13451.916711][T19513]      addrconf_add_dev+0xe2/0x170
[13451.916711][T19513]      inet6_addr_add+0x12f/0xa40
[13451.916711][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13451.916711][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13451.916711][T19513]      netlink_rcv_skb+0x130/0x360
[13451.916711][T19513]      netlink_unicast+0x449/0x710
[13451.916711][T19513]      netlink_sendmsg+0x723/0xbe0
[13451.916711][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13451.916711][T19513]      ___sys_sendmsg+0xee/0x170
[13451.916711][T19513]      __sys_sendmsg+0xcd/0x170
[13451.916711][T19513]      do_syscall_64+0xc6/0x1e0
[13451.916711][T19513] 
[13451.918873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13451.918873][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13451.918873][T19513]      ipv6_find_idev+0x102/0x170
[13451.918873][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13451.918873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13451.918873][T19513]      netlink_rcv_skb+0x130/0x360
[13451.918873][T19513]      netlink_unicast+0x449/0x710
[13451.918873][T19513]      netlink_sendmsg+0x723/0xbe0
[13451.918873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13451.918873][T19513]      ___sys_sendmsg+0xee/0x170
[13451.918873][T19513]      __sys_sendmsg+0xcd/0x170
[13451.918873][T19513]      do_syscall_64+0xc6/0x1e0
[13451.918873][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13451.918873][T19513] 
[13451.920566][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13451.920566][T19513]      neigh_parms_alloc+0x1e5/0x510
[13451.920566][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13451.920566][T19513]      ipv6_find_idev+0x102/0x170
[13451.920566][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13451.920566][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13451.920566][T19513]      netlink_rcv_skb+0x130/0x360
[13451.920566][T19513]      netlink_unicast+0x449/0x710
[13451.920566][T19513]      netlink_sendmsg+0x723/0xbe0
[13451.920566][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13451.920566][T19513]      ___sys_sendmsg+0xee/0x170
[13451.920566][T19513]      __sys_sendmsg+0xcd/0x170
[13451.920566][T19513]      do_syscall_64+0xc6/0x1e0
[13451.920566][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13451.920566][T19513] 
[13462.095122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13462.095559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13462.095559][T19513]      netdev_get_by_index+0x5e/0x80
[13462.095559][T19513]      fib6_nh_init+0x3d8/0x15b0
[13462.095559][T19513]      ip6_route_info_create+0xf18/0x17d0
[13462.095559][T19513]      ip6_route_add+0x1c/0x140
[13462.095559][T19513]      addrconf_prefix_route+0x2a6/0x430
[13462.095559][T19513]      inet6_addr_add+0x4f8/0xa40
[13462.095559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13462.095559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13462.095559][T19513]      netlink_rcv_skb+0x130/0x360
[13462.095559][T19513]      netlink_unicast+0x449/0x710
[13462.095559][T19513]      netlink_sendmsg+0x723/0xbe0
[13462.095559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13462.095559][T19513]      ___sys_sendmsg+0xee/0x170
[13462.095559][T19513]      __sys_sendmsg+0xcd/0x170
[13462.095559][T19513]      do_syscall_64+0xc6/0x1e0
[13462.095559][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13462.095559][T19513] 
[13462.097825][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13462.097825][T19513]      netdev_get_by_index+0x5e/0x80
[13462.097825][T19513]      fib6_nh_init+0x3d8/0x15b0
[13462.097825][T19513]      ip6_route_info_create+0xf18/0x17d0
[13462.097825][T19513]      addrconf_f6i_alloc+0x315/0x560
[13462.097825][T19513]      ipv6_add_addr+0x411/0x2000
[13462.097825][T19513]      inet6_addr_add+0x30e/0xa40
[13462.097825][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13462.097825][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13462.097825][T19513]      netlink_rcv_skb+0x130/0x360
[13462.097825][T19513]      netlink_unicast+0x449/0x710
[13462.097825][T19513]      netlink_sendmsg+0x723/0xbe0
[13462.097825][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13462.097825][T19513]      ___sys_sendmsg+0xee/0x170
[13462.097825][T19513]      __sys_sendmsg+0xcd/0x170
[13462.097825][T19513]      do_syscall_64+0xc6/0x1e0
[13462.097825][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13462.097825][T19513] 
[13462.100064][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13462.100064][T19513]      netdev_get_by_index+0x5e/0x80
[13462.100064][T19513]      fib6_nh_init+0x3d8/0x15b0
[13462.100064][T19513]      ip6_route_info_create+0xf18/0x17d0
[13462.100064][T19513]      ip6_route_add+0x1c/0x140
[13462.100064][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13462.100064][T19513]      addrconf_add_dev+0xe2/0x170
[13462.100064][T19513]      inet6_addr_add+0x12f/0xa40
[13462.100064][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13462.100064][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13462.100064][T19513]      netlink_rcv_skb+0x130/0x360
[13462.100064][T19513]      netlink_unicast+0x449/0x710
[13462.100064][T19513]      netlink_sendmsg+0x723/0xbe0
[13462.100064][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13462.100064][T19513]      ___sys_sendmsg+0xee/0x170
[13462.100064][T19513]      __sys_sendmsg+0xcd/0x170
[13462.100064][T19513]      do_syscall_64+0xc6/0x1e0
[13462.100064][T19513] 
[13462.102257][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13462.102257][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13462.102257][T19513]      ipv6_find_idev+0x102/0x170
[13462.102257][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13462.102257][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13462.102257][T19513]      netlink_rcv_skb+0x130/0x360
[13462.102257][T19513]      netlink_unicast+0x449/0x710
[13462.102257][T19513]      netlink_sendmsg+0x723/0xbe0
[13462.102257][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13462.102257][T19513]      ___sys_sendmsg+0xee/0x170
[13462.102257][T19513]      __sys_sendmsg+0xcd/0x170
[13462.102257][T19513]      do_syscall_64+0xc6/0x1e0
[13462.102257][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13462.102257][T19513] 
[13462.104010][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13462.104010][T19513]      neigh_parms_alloc+0x1e5/0x510
[13462.104010][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13462.104010][T19513]      ipv6_find_idev+0x102/0x170
[13462.104010][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13462.104010][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13462.104010][T19513]      netlink_rcv_skb+0x130/0x360
[13462.104010][T19513]      netlink_unicast+0x449/0x710
[13462.104010][T19513]      netlink_sendmsg+0x723/0xbe0
[13462.104010][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13462.104010][T19513]      ___sys_sendmsg+0xee/0x170
[13462.104010][T19513]      __sys_sendmsg+0xcd/0x170
[13462.104010][T19513]      do_syscall_64+0xc6/0x1e0
[13462.104010][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13462.104010][T19513] 
[13472.343182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13472.343794][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13472.343794][T19513]      netdev_get_by_index+0x5e/0x80
[13472.343794][T19513]      fib6_nh_init+0x3d8/0x15b0
[13472.343794][T19513]      ip6_route_info_create+0xf18/0x17d0
[13472.343794][T19513]      ip6_route_add+0x1c/0x140
[13472.343794][T19513]      addrconf_prefix_route+0x2a6/0x430
[13472.343794][T19513]      inet6_addr_add+0x4f8/0xa40
[13472.343794][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13472.343794][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13472.343794][T19513]      netlink_rcv_skb+0x130/0x360
[13472.343794][T19513]      netlink_unicast+0x449/0x710
[13472.343794][T19513]      netlink_sendmsg+0x723/0xbe0
[13472.343794][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13472.343794][T19513]      ___sys_sendmsg+0xee/0x170
[13472.343794][T19513]      __sys_sendmsg+0xcd/0x170
[13472.343794][T19513]      do_syscall_64+0xc6/0x1e0
[13472.343794][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13472.343794][T19513] 
[13472.347375][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13472.347375][T19513]      netdev_get_by_index+0x5e/0x80
[13472.347375][T19513]      fib6_nh_init+0x3d8/0x15b0
[13472.347375][T19513]      ip6_route_info_create+0xf18/0x17d0
[13472.347375][T19513]      addrconf_f6i_alloc+0x315/0x560
[13472.347375][T19513]      ipv6_add_addr+0x411/0x2000
[13472.347375][T19513]      inet6_addr_add+0x30e/0xa40
[13472.347375][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13472.347375][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13472.347375][T19513]      netlink_rcv_skb+0x130/0x360
[13472.347375][T19513]      netlink_unicast+0x449/0x710
[13472.347375][T19513]      netlink_sendmsg+0x723/0xbe0
[13472.347375][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13472.347375][T19513]      ___sys_sendmsg+0xee/0x170
[13472.347375][T19513]      __sys_sendmsg+0xcd/0x170
[13472.347375][T19513]      do_syscall_64+0xc6/0x1e0
[13472.347375][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13472.347375][T19513] 
[13472.350771][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13472.350771][T19513]      netdev_get_by_index+0x5e/0x80
[13472.350771][T19513]      fib6_nh_init+0x3d8/0x15b0
[13472.350771][T19513]      ip6_route_info_create+0xf18/0x17d0
[13472.350771][T19513]      ip6_route_add+0x1c/0x140
[13472.350771][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13472.350771][T19513]      addrconf_add_dev+0xe2/0x170
[13472.350771][T19513]      inet6_addr_add+0x12f/0xa40
[13472.350771][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13472.350771][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13472.350771][T19513]      netlink_rcv_skb+0x130/0x360
[13472.350771][T19513]      netlink_unicast+0x449/0x710
[13472.350771][T19513]      netlink_sendmsg+0x723/0xbe0
[13472.350771][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13472.350771][T19513]      ___sys_sendmsg+0xee/0x170
[13472.350771][T19513]      __sys_sendmsg+0xcd/0x170
[13472.350771][T19513]      do_syscall_64+0xc6/0x1e0
[13472.350771][T19513] 
[13472.354128][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13472.354128][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13472.354128][T19513]      ipv6_find_idev+0x102/0x170
[13472.354128][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13472.354128][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13472.354128][T19513]      netlink_rcv_skb+0x130/0x360
[13472.354128][T19513]      netlink_unicast+0x449/0x710
[13472.354128][T19513]      netlink_sendmsg+0x723/0xbe0
[13472.354128][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13472.354128][T19513]      ___sys_sendmsg+0xee/0x170
[13472.354128][T19513]      __sys_sendmsg+0xcd/0x170
[13472.354128][T19513]      do_syscall_64+0xc6/0x1e0
[13472.354128][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13472.354128][T19513] 
[13472.356821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13472.356821][T19513]      neigh_parms_alloc+0x1e5/0x510
[13472.356821][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13472.356821][T19513]      ipv6_find_idev+0x102/0x170
[13472.356821][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13472.356821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13472.356821][T19513]      netlink_rcv_skb+0x130/0x360
[13472.356821][T19513]      netlink_unicast+0x449/0x710
[13472.356821][T19513]      netlink_sendmsg+0x723/0xbe0
[13472.356821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13472.356821][T19513]      ___sys_sendmsg+0xee/0x170
[13472.356821][T19513]      __sys_sendmsg+0xcd/0x170
[13472.356821][T19513]      do_syscall_64+0xc6/0x1e0
[13472.356821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13472.356821][T19513] 
[13482.599282][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13482.599713][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13482.599713][T19513]      netdev_get_by_index+0x5e/0x80
[13482.599713][T19513]      fib6_nh_init+0x3d8/0x15b0
[13482.599713][T19513]      ip6_route_info_create+0xf18/0x17d0
[13482.599713][T19513]      ip6_route_add+0x1c/0x140
[13482.599713][T19513]      addrconf_prefix_route+0x2a6/0x430
[13482.599713][T19513]      inet6_addr_add+0x4f8/0xa40
[13482.599713][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13482.599713][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13482.599713][T19513]      netlink_rcv_skb+0x130/0x360
[13482.599713][T19513]      netlink_unicast+0x449/0x710
[13482.599713][T19513]      netlink_sendmsg+0x723/0xbe0
[13482.599713][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13482.599713][T19513]      ___sys_sendmsg+0xee/0x170
[13482.599713][T19513]      __sys_sendmsg+0xcd/0x170
[13482.599713][T19513]      do_syscall_64+0xc6/0x1e0
[13482.599713][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13482.599713][T19513] 
[13482.601988][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13482.601988][T19513]      netdev_get_by_index+0x5e/0x80
[13482.601988][T19513]      fib6_nh_init+0x3d8/0x15b0
[13482.601988][T19513]      ip6_route_info_create+0xf18/0x17d0
[13482.601988][T19513]      addrconf_f6i_alloc+0x315/0x560
[13482.601988][T19513]      ipv6_add_addr+0x411/0x2000
[13482.601988][T19513]      inet6_addr_add+0x30e/0xa40
[13482.601988][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13482.601988][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13482.601988][T19513]      netlink_rcv_skb+0x130/0x360
[13482.601988][T19513]      netlink_unicast+0x449/0x710
[13482.601988][T19513]      netlink_sendmsg+0x723/0xbe0
[13482.601988][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13482.601988][T19513]      ___sys_sendmsg+0xee/0x170
[13482.601988][T19513]      __sys_sendmsg+0xcd/0x170
[13482.601988][T19513]      do_syscall_64+0xc6/0x1e0
[13482.601988][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13482.601988][T19513] 
[13482.604232][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13482.604232][T19513]      netdev_get_by_index+0x5e/0x80
[13482.604232][T19513]      fib6_nh_init+0x3d8/0x15b0
[13482.604232][T19513]      ip6_route_info_create+0xf18/0x17d0
[13482.604232][T19513]      ip6_route_add+0x1c/0x140
[13482.604232][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13482.604232][T19513]      addrconf_add_dev+0xe2/0x170
[13482.604232][T19513]      inet6_addr_add+0x12f/0xa40
[13482.604232][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13482.604232][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13482.604232][T19513]      netlink_rcv_skb+0x130/0x360
[13482.604232][T19513]      netlink_unicast+0x449/0x710
[13482.604232][T19513]      netlink_sendmsg+0x723/0xbe0
[13482.604232][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13482.604232][T19513]      ___sys_sendmsg+0xee/0x170
[13482.604232][T19513]      __sys_sendmsg+0xcd/0x170
[13482.604232][T19513]      do_syscall_64+0xc6/0x1e0
[13482.604232][T19513] 
[13482.606442][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13482.606442][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13482.606442][T19513]      ipv6_find_idev+0x102/0x170
[13482.606442][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13482.606442][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13482.606442][T19513]      netlink_rcv_skb+0x130/0x360
[13482.606442][T19513]      netlink_unicast+0x449/0x710
[13482.606442][T19513]      netlink_sendmsg+0x723/0xbe0
[13482.606442][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13482.606442][T19513]      ___sys_sendmsg+0xee/0x170
[13482.606442][T19513]      __sys_sendmsg+0xcd/0x170
[13482.606442][T19513]      do_syscall_64+0xc6/0x1e0
[13482.606442][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13482.606442][T19513] 
[13482.608161][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13482.608161][T19513]      neigh_parms_alloc+0x1e5/0x510
[13482.608161][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13482.608161][T19513]      ipv6_find_idev+0x102/0x170
[13482.608161][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13482.608161][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13482.608161][T19513]      netlink_rcv_skb+0x130/0x360
[13482.608161][T19513]      netlink_unicast+0x449/0x710
[13482.608161][T19513]      netlink_sendmsg+0x723/0xbe0
[13482.608161][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13482.608161][T19513]      ___sys_sendmsg+0xee/0x170
[13482.608161][T19513]      __sys_sendmsg+0xcd/0x170
[13482.608161][T19513]      do_syscall_64+0xc6/0x1e0
[13482.608161][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13482.608161][T19513] 
[13492.679124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13492.679570][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13492.679570][T19513]      netdev_get_by_index+0x5e/0x80
[13492.679570][T19513]      fib6_nh_init+0x3d8/0x15b0
[13492.679570][T19513]      ip6_route_info_create+0xf18/0x17d0
[13492.679570][T19513]      ip6_route_add+0x1c/0x140
[13492.679570][T19513]      addrconf_prefix_route+0x2a6/0x430
[13492.679570][T19513]      inet6_addr_add+0x4f8/0xa40
[13492.679570][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13492.679570][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13492.679570][T19513]      netlink_rcv_skb+0x130/0x360
[13492.679570][T19513]      netlink_unicast+0x449/0x710
[13492.679570][T19513]      netlink_sendmsg+0x723/0xbe0
[13492.679570][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13492.679570][T19513]      ___sys_sendmsg+0xee/0x170
[13492.679570][T19513]      __sys_sendmsg+0xcd/0x170
[13492.679570][T19513]      do_syscall_64+0xc6/0x1e0
[13492.679570][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13492.679570][T19513] 
[13492.682044][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13492.682044][T19513]      netdev_get_by_index+0x5e/0x80
[13492.682044][T19513]      fib6_nh_init+0x3d8/0x15b0
[13492.682044][T19513]      ip6_route_info_create+0xf18/0x17d0
[13492.682044][T19513]      addrconf_f6i_alloc+0x315/0x560
[13492.682044][T19513]      ipv6_add_addr+0x411/0x2000
[13492.682044][T19513]      inet6_addr_add+0x30e/0xa40
[13492.682044][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13492.682044][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13492.682044][T19513]      netlink_rcv_skb+0x130/0x360
[13492.682044][T19513]      netlink_unicast+0x449/0x710
[13492.682044][T19513]      netlink_sendmsg+0x723/0xbe0
[13492.682044][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13492.682044][T19513]      ___sys_sendmsg+0xee/0x170
[13492.682044][T19513]      __sys_sendmsg+0xcd/0x170
[13492.682044][T19513]      do_syscall_64+0xc6/0x1e0
[13492.682044][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13492.682044][T19513] 
[13492.684456][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13492.684456][T19513]      netdev_get_by_index+0x5e/0x80
[13492.684456][T19513]      fib6_nh_init+0x3d8/0x15b0
[13492.684456][T19513]      ip6_route_info_create+0xf18/0x17d0
[13492.684456][T19513]      ip6_route_add+0x1c/0x140
[13492.684456][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13492.684456][T19513]      addrconf_add_dev+0xe2/0x170
[13492.684456][T19513]      inet6_addr_add+0x12f/0xa40
[13492.684456][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13492.684456][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13492.684456][T19513]      netlink_rcv_skb+0x130/0x360
[13492.684456][T19513]      netlink_unicast+0x449/0x710
[13492.684456][T19513]      netlink_sendmsg+0x723/0xbe0
[13492.684456][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13492.684456][T19513]      ___sys_sendmsg+0xee/0x170
[13492.684456][T19513]      __sys_sendmsg+0xcd/0x170
[13492.684456][T19513]      do_syscall_64+0xc6/0x1e0
[13492.684456][T19513] 
[13492.686831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13492.686831][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13492.686831][T19513]      ipv6_find_idev+0x102/0x170
[13492.686831][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13492.686831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13492.686831][T19513]      netlink_rcv_skb+0x130/0x360
[13492.686831][T19513]      netlink_unicast+0x449/0x710
[13492.686831][T19513]      netlink_sendmsg+0x723/0xbe0
[13492.686831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13492.686831][T19513]      ___sys_sendmsg+0xee/0x170
[13492.686831][T19513]      __sys_sendmsg+0xcd/0x170
[13492.686831][T19513]      do_syscall_64+0xc6/0x1e0
[13492.686831][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13492.686831][T19513] 
[13492.688684][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13492.688684][T19513]      neigh_parms_alloc+0x1e5/0x510
[13492.688684][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13492.688684][T19513]      ipv6_find_idev+0x102/0x170
[13492.688684][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13492.688684][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13492.688684][T19513]      netlink_rcv_skb+0x130/0x360
[13492.688684][T19513]      netlink_unicast+0x449/0x710
[13492.688684][T19513]      netlink_sendmsg+0x723/0xbe0
[13492.688684][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13492.688684][T19513]      ___sys_sendmsg+0xee/0x170
[13492.688684][T19513]      __sys_sendmsg+0xcd/0x170
[13492.688684][T19513]      do_syscall_64+0xc6/0x1e0
[13492.688684][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13492.688684][T19513] 
[13502.927182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13502.927684][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13502.927684][T19513]      netdev_get_by_index+0x5e/0x80
[13502.927684][T19513]      fib6_nh_init+0x3d8/0x15b0
[13502.927684][T19513]      ip6_route_info_create+0xf18/0x17d0
[13502.927684][T19513]      ip6_route_add+0x1c/0x140
[13502.927684][T19513]      addrconf_prefix_route+0x2a6/0x430
[13502.927684][T19513]      inet6_addr_add+0x4f8/0xa40
[13502.927684][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13502.927684][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13502.927684][T19513]      netlink_rcv_skb+0x130/0x360
[13502.927684][T19513]      netlink_unicast+0x449/0x710
[13502.927684][T19513]      netlink_sendmsg+0x723/0xbe0
[13502.927684][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13502.927684][T19513]      ___sys_sendmsg+0xee/0x170
[13502.927684][T19513]      __sys_sendmsg+0xcd/0x170
[13502.927684][T19513]      do_syscall_64+0xc6/0x1e0
[13502.927684][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13502.927684][T19513] 
[13502.929939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13502.929939][T19513]      netdev_get_by_index+0x5e/0x80
[13502.929939][T19513]      fib6_nh_init+0x3d8/0x15b0
[13502.929939][T19513]      ip6_route_info_create+0xf18/0x17d0
[13502.929939][T19513]      addrconf_f6i_alloc+0x315/0x560
[13502.929939][T19513]      ipv6_add_addr+0x411/0x2000
[13502.929939][T19513]      inet6_addr_add+0x30e/0xa40
[13502.929939][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13502.929939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13502.929939][T19513]      netlink_rcv_skb+0x130/0x360
[13502.929939][T19513]      netlink_unicast+0x449/0x710
[13502.929939][T19513]      netlink_sendmsg+0x723/0xbe0
[13502.929939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13502.929939][T19513]      ___sys_sendmsg+0xee/0x170
[13502.929939][T19513]      __sys_sendmsg+0xcd/0x170
[13502.929939][T19513]      do_syscall_64+0xc6/0x1e0
[13502.929939][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13502.929939][T19513] 
[13502.932165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13502.932165][T19513]      netdev_get_by_index+0x5e/0x80
[13502.932165][T19513]      fib6_nh_init+0x3d8/0x15b0
[13502.932165][T19513]      ip6_route_info_create+0xf18/0x17d0
[13502.932165][T19513]      ip6_route_add+0x1c/0x140
[13502.932165][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13502.932165][T19513]      addrconf_add_dev+0xe2/0x170
[13502.932165][T19513]      inet6_addr_add+0x12f/0xa40
[13502.932165][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13502.932165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13502.932165][T19513]      netlink_rcv_skb+0x130/0x360
[13502.932165][T19513]      netlink_unicast+0x449/0x710
[13502.932165][T19513]      netlink_sendmsg+0x723/0xbe0
[13502.932165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13502.932165][T19513]      ___sys_sendmsg+0xee/0x170
[13502.932165][T19513]      __sys_sendmsg+0xcd/0x170
[13502.932165][T19513]      do_syscall_64+0xc6/0x1e0
[13502.932165][T19513] 
[13502.934468][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13502.934468][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13502.934468][T19513]      ipv6_find_idev+0x102/0x170
[13502.934468][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13502.934468][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13502.934468][T19513]      netlink_rcv_skb+0x130/0x360
[13502.934468][T19513]      netlink_unicast+0x449/0x710
[13502.934468][T19513]      netlink_sendmsg+0x723/0xbe0
[13502.934468][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13502.934468][T19513]      ___sys_sendmsg+0xee/0x170
[13502.934468][T19513]      __sys_sendmsg+0xcd/0x170
[13502.934468][T19513]      do_syscall_64+0xc6/0x1e0
[13502.934468][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13502.934468][T19513] 
[13502.936181][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13502.936181][T19513]      neigh_parms_alloc+0x1e5/0x510
[13502.936181][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13502.936181][T19513]      ipv6_find_idev+0x102/0x170
[13502.936181][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13502.936181][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13502.936181][T19513]      netlink_rcv_skb+0x130/0x360
[13502.936181][T19513]      netlink_unicast+0x449/0x710
[13502.936181][T19513]      netlink_sendmsg+0x723/0xbe0
[13502.936181][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13502.936181][T19513]      ___sys_sendmsg+0xee/0x170
[13502.936181][T19513]      __sys_sendmsg+0xcd/0x170
[13502.936181][T19513]      do_syscall_64+0xc6/0x1e0
[13502.936181][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13502.936181][T19513] 
[13513.175120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13513.175543][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13513.175543][T19513]      netdev_get_by_index+0x5e/0x80
[13513.175543][T19513]      fib6_nh_init+0x3d8/0x15b0
[13513.175543][T19513]      ip6_route_info_create+0xf18/0x17d0
[13513.175543][T19513]      ip6_route_add+0x1c/0x140
[13513.175543][T19513]      addrconf_prefix_route+0x2a6/0x430
[13513.175543][T19513]      inet6_addr_add+0x4f8/0xa40
[13513.175543][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13513.175543][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13513.175543][T19513]      netlink_rcv_skb+0x130/0x360
[13513.175543][T19513]      netlink_unicast+0x449/0x710
[13513.175543][T19513]      netlink_sendmsg+0x723/0xbe0
[13513.175543][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13513.175543][T19513]      ___sys_sendmsg+0xee/0x170
[13513.175543][T19513]      __sys_sendmsg+0xcd/0x170
[13513.175543][T19513]      do_syscall_64+0xc6/0x1e0
[13513.175543][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13513.175543][T19513] 
[13513.177814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13513.177814][T19513]      netdev_get_by_index+0x5e/0x80
[13513.177814][T19513]      fib6_nh_init+0x3d8/0x15b0
[13513.177814][T19513]      ip6_route_info_create+0xf18/0x17d0
[13513.177814][T19513]      addrconf_f6i_alloc+0x315/0x560
[13513.177814][T19513]      ipv6_add_addr+0x411/0x2000
[13513.177814][T19513]      inet6_addr_add+0x30e/0xa40
[13513.177814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13513.177814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13513.177814][T19513]      netlink_rcv_skb+0x130/0x360
[13513.177814][T19513]      netlink_unicast+0x449/0x710
[13513.177814][T19513]      netlink_sendmsg+0x723/0xbe0
[13513.177814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13513.177814][T19513]      ___sys_sendmsg+0xee/0x170
[13513.177814][T19513]      __sys_sendmsg+0xcd/0x170
[13513.177814][T19513]      do_syscall_64+0xc6/0x1e0
[13513.177814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13513.177814][T19513] 
[13513.180075][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13513.180075][T19513]      netdev_get_by_index+0x5e/0x80
[13513.180075][T19513]      fib6_nh_init+0x3d8/0x15b0
[13513.180075][T19513]      ip6_route_info_create+0xf18/0x17d0
[13513.180075][T19513]      ip6_route_add+0x1c/0x140
[13513.180075][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13513.180075][T19513]      addrconf_add_dev+0xe2/0x170
[13513.180075][T19513]      inet6_addr_add+0x12f/0xa40
[13513.180075][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13513.180075][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13513.180075][T19513]      netlink_rcv_skb+0x130/0x360
[13513.180075][T19513]      netlink_unicast+0x449/0x710
[13513.180075][T19513]      netlink_sendmsg+0x723/0xbe0
[13513.180075][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13513.180075][T19513]      ___sys_sendmsg+0xee/0x170
[13513.180075][T19513]      __sys_sendmsg+0xcd/0x170
[13513.180075][T19513]      do_syscall_64+0xc6/0x1e0
[13513.180075][T19513] 
[13513.182293][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13513.182293][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13513.182293][T19513]      ipv6_find_idev+0x102/0x170
[13513.182293][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13513.182293][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13513.182293][T19513]      netlink_rcv_skb+0x130/0x360
[13513.182293][T19513]      netlink_unicast+0x449/0x710
[13513.182293][T19513]      netlink_sendmsg+0x723/0xbe0
[13513.182293][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13513.182293][T19513]      ___sys_sendmsg+0xee/0x170
[13513.182293][T19513]      __sys_sendmsg+0xcd/0x170
[13513.182293][T19513]      do_syscall_64+0xc6/0x1e0
[13513.182293][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13513.182293][T19513] 
[13513.184043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13513.184043][T19513]      neigh_parms_alloc+0x1e5/0x510
[13513.184043][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13513.184043][T19513]      ipv6_find_idev+0x102/0x170
[13513.184043][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13513.184043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13513.184043][T19513]      netlink_rcv_skb+0x130/0x360
[13513.184043][T19513]      netlink_unicast+0x449/0x710
[13513.184043][T19513]      netlink_sendmsg+0x723/0xbe0
[13513.184043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13513.184043][T19513]      ___sys_sendmsg+0xee/0x170
[13513.184043][T19513]      __sys_sendmsg+0xcd/0x170
[13513.184043][T19513]      do_syscall_64+0xc6/0x1e0
[13513.184043][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13513.184043][T19513] 
[13523.239206][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13523.239666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13523.239666][T19513]      netdev_get_by_index+0x5e/0x80
[13523.239666][T19513]      fib6_nh_init+0x3d8/0x15b0
[13523.239666][T19513]      ip6_route_info_create+0xf18/0x17d0
[13523.239666][T19513]      ip6_route_add+0x1c/0x140
[13523.239666][T19513]      addrconf_prefix_route+0x2a6/0x430
[13523.239666][T19513]      inet6_addr_add+0x4f8/0xa40
[13523.239666][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13523.239666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13523.239666][T19513]      netlink_rcv_skb+0x130/0x360
[13523.239666][T19513]      netlink_unicast+0x449/0x710
[13523.239666][T19513]      netlink_sendmsg+0x723/0xbe0
[13523.239666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13523.239666][T19513]      ___sys_sendmsg+0xee/0x170
[13523.239666][T19513]      __sys_sendmsg+0xcd/0x170
[13523.239666][T19513]      do_syscall_64+0xc6/0x1e0
[13523.239666][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13523.239666][T19513] 
[13523.241936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13523.241936][T19513]      netdev_get_by_index+0x5e/0x80
[13523.241936][T19513]      fib6_nh_init+0x3d8/0x15b0
[13523.241936][T19513]      ip6_route_info_create+0xf18/0x17d0
[13523.241936][T19513]      addrconf_f6i_alloc+0x315/0x560
[13523.241936][T19513]      ipv6_add_addr+0x411/0x2000
[13523.241936][T19513]      inet6_addr_add+0x30e/0xa40
[13523.241936][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13523.241936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13523.241936][T19513]      netlink_rcv_skb+0x130/0x360
[13523.241936][T19513]      netlink_unicast+0x449/0x710
[13523.241936][T19513]      netlink_sendmsg+0x723/0xbe0
[13523.241936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13523.241936][T19513]      ___sys_sendmsg+0xee/0x170
[13523.241936][T19513]      __sys_sendmsg+0xcd/0x170
[13523.241936][T19513]      do_syscall_64+0xc6/0x1e0
[13523.241936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13523.241936][T19513] 
[13523.244167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13523.244167][T19513]      netdev_get_by_index+0x5e/0x80
[13523.244167][T19513]      fib6_nh_init+0x3d8/0x15b0
[13523.244167][T19513]      ip6_route_info_create+0xf18/0x17d0
[13523.244167][T19513]      ip6_route_add+0x1c/0x140
[13523.244167][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13523.244167][T19513]      addrconf_add_dev+0xe2/0x170
[13523.244167][T19513]      inet6_addr_add+0x12f/0xa40
[13523.244167][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13523.244167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13523.244167][T19513]      netlink_rcv_skb+0x130/0x360
[13523.244167][T19513]      netlink_unicast+0x449/0x710
[13523.244167][T19513]      netlink_sendmsg+0x723/0xbe0
[13523.244167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13523.244167][T19513]      ___sys_sendmsg+0xee/0x170
[13523.244167][T19513]      __sys_sendmsg+0xcd/0x170
[13523.244167][T19513]      do_syscall_64+0xc6/0x1e0
[13523.244167][T19513] 
[13523.246368][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13523.246368][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13523.246368][T19513]      ipv6_find_idev+0x102/0x170
[13523.246368][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13523.246368][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13523.246368][T19513]      netlink_rcv_skb+0x130/0x360
[13523.246368][T19513]      netlink_unicast+0x449/0x710
[13523.246368][T19513]      netlink_sendmsg+0x723/0xbe0
[13523.246368][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13523.246368][T19513]      ___sys_sendmsg+0xee/0x170
[13523.246368][T19513]      __sys_sendmsg+0xcd/0x170
[13523.246368][T19513]      do_syscall_64+0xc6/0x1e0
[13523.246368][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13523.246368][T19513] 
[13523.248076][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13523.248076][T19513]      neigh_parms_alloc+0x1e5/0x510
[13523.248076][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13523.248076][T19513]      ipv6_find_idev+0x102/0x170
[13523.248076][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13523.248076][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13523.248076][T19513]      netlink_rcv_skb+0x130/0x360
[13523.248076][T19513]      netlink_unicast+0x449/0x710
[13523.248076][T19513]      netlink_sendmsg+0x723/0xbe0
[13523.248076][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13523.248076][T19513]      ___sys_sendmsg+0xee/0x170
[13523.248076][T19513]      __sys_sendmsg+0xcd/0x170
[13523.248076][T19513]      do_syscall_64+0xc6/0x1e0
[13523.248076][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13523.248076][T19513] 
[13533.351085][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13533.351579][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13533.351579][T19513]      netdev_get_by_index+0x5e/0x80
[13533.351579][T19513]      fib6_nh_init+0x3d8/0x15b0
[13533.351579][T19513]      ip6_route_info_create+0xf18/0x17d0
[13533.351579][T19513]      ip6_route_add+0x1c/0x140
[13533.351579][T19513]      addrconf_prefix_route+0x2a6/0x430
[13533.351579][T19513]      inet6_addr_add+0x4f8/0xa40
[13533.351579][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13533.351579][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13533.351579][T19513]      netlink_rcv_skb+0x130/0x360
[13533.351579][T19513]      netlink_unicast+0x449/0x710
[13533.351579][T19513]      netlink_sendmsg+0x723/0xbe0
[13533.351579][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13533.351579][T19513]      ___sys_sendmsg+0xee/0x170
[13533.351579][T19513]      __sys_sendmsg+0xcd/0x170
[13533.351579][T19513]      do_syscall_64+0xc6/0x1e0
[13533.351579][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13533.351579][T19513] 
[13533.353837][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13533.353837][T19513]      netdev_get_by_index+0x5e/0x80
[13533.353837][T19513]      fib6_nh_init+0x3d8/0x15b0
[13533.353837][T19513]      ip6_route_info_create+0xf18/0x17d0
[13533.353837][T19513]      addrconf_f6i_alloc+0x315/0x560
[13533.353837][T19513]      ipv6_add_addr+0x411/0x2000
[13533.353837][T19513]      inet6_addr_add+0x30e/0xa40
[13533.353837][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13533.353837][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13533.353837][T19513]      netlink_rcv_skb+0x130/0x360
[13533.353837][T19513]      netlink_unicast+0x449/0x710
[13533.353837][T19513]      netlink_sendmsg+0x723/0xbe0
[13533.353837][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13533.353837][T19513]      ___sys_sendmsg+0xee/0x170
[13533.353837][T19513]      __sys_sendmsg+0xcd/0x170
[13533.353837][T19513]      do_syscall_64+0xc6/0x1e0
[13533.353837][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13533.353837][T19513] 
[13533.356063][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13533.356063][T19513]      netdev_get_by_index+0x5e/0x80
[13533.356063][T19513]      fib6_nh_init+0x3d8/0x15b0
[13533.356063][T19513]      ip6_route_info_create+0xf18/0x17d0
[13533.356063][T19513]      ip6_route_add+0x1c/0x140
[13533.356063][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13533.356063][T19513]      addrconf_add_dev+0xe2/0x170
[13533.356063][T19513]      inet6_addr_add+0x12f/0xa40
[13533.356063][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13533.356063][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13533.356063][T19513]      netlink_rcv_skb+0x130/0x360
[13533.356063][T19513]      netlink_unicast+0x449/0x710
[13533.356063][T19513]      netlink_sendmsg+0x723/0xbe0
[13533.356063][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13533.356063][T19513]      ___sys_sendmsg+0xee/0x170
[13533.356063][T19513]      __sys_sendmsg+0xcd/0x170
[13533.356063][T19513]      do_syscall_64+0xc6/0x1e0
[13533.356063][T19513] 
[13533.358249][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13533.358249][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13533.358249][T19513]      ipv6_find_idev+0x102/0x170
[13533.358249][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13533.358249][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13533.358249][T19513]      netlink_rcv_skb+0x130/0x360
[13533.358249][T19513]      netlink_unicast+0x449/0x710
[13533.358249][T19513]      netlink_sendmsg+0x723/0xbe0
[13533.358249][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13533.358249][T19513]      ___sys_sendmsg+0xee/0x170
[13533.358249][T19513]      __sys_sendmsg+0xcd/0x170
[13533.358249][T19513]      do_syscall_64+0xc6/0x1e0
[13533.358249][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13533.358249][T19513] 
[13533.359954][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13533.359954][T19513]      neigh_parms_alloc+0x1e5/0x510
[13533.359954][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13533.359954][T19513]      ipv6_find_idev+0x102/0x170
[13533.359954][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13533.359954][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13533.359954][T19513]      netlink_rcv_skb+0x130/0x360
[13533.359954][T19513]      netlink_unicast+0x449/0x710
[13533.359954][T19513]      netlink_sendmsg+0x723/0xbe0
[13533.359954][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13533.359954][T19513]      ___sys_sendmsg+0xee/0x170
[13533.359954][T19513]      __sys_sendmsg+0xcd/0x170
[13533.359954][T19513]      do_syscall_64+0xc6/0x1e0
[13533.359954][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13533.359954][T19513] 
[13543.607099][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13543.607559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13543.607559][T19513]      netdev_get_by_index+0x5e/0x80
[13543.607559][T19513]      fib6_nh_init+0x3d8/0x15b0
[13543.607559][T19513]      ip6_route_info_create+0xf18/0x17d0
[13543.607559][T19513]      ip6_route_add+0x1c/0x140
[13543.607559][T19513]      addrconf_prefix_route+0x2a6/0x430
[13543.607559][T19513]      inet6_addr_add+0x4f8/0xa40
[13543.607559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13543.607559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13543.607559][T19513]      netlink_rcv_skb+0x130/0x360
[13543.607559][T19513]      netlink_unicast+0x449/0x710
[13543.607559][T19513]      netlink_sendmsg+0x723/0xbe0
[13543.607559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13543.607559][T19513]      ___sys_sendmsg+0xee/0x170
[13543.607559][T19513]      __sys_sendmsg+0xcd/0x170
[13543.607559][T19513]      do_syscall_64+0xc6/0x1e0
[13543.607559][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13543.607559][T19513] 
[13543.609804][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13543.609804][T19513]      netdev_get_by_index+0x5e/0x80
[13543.609804][T19513]      fib6_nh_init+0x3d8/0x15b0
[13543.609804][T19513]      ip6_route_info_create+0xf18/0x17d0
[13543.609804][T19513]      addrconf_f6i_alloc+0x315/0x560
[13543.609804][T19513]      ipv6_add_addr+0x411/0x2000
[13543.609804][T19513]      inet6_addr_add+0x30e/0xa40
[13543.609804][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13543.609804][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13543.609804][T19513]      netlink_rcv_skb+0x130/0x360
[13543.609804][T19513]      netlink_unicast+0x449/0x710
[13543.609804][T19513]      netlink_sendmsg+0x723/0xbe0
[13543.609804][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13543.609804][T19513]      ___sys_sendmsg+0xee/0x170
[13543.609804][T19513]      __sys_sendmsg+0xcd/0x170
[13543.609804][T19513]      do_syscall_64+0xc6/0x1e0
[13543.609804][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13543.609804][T19513] 
[13543.612000][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13543.612000][T19513]      netdev_get_by_index+0x5e/0x80
[13543.612000][T19513]      fib6_nh_init+0x3d8/0x15b0
[13543.612000][T19513]      ip6_route_info_create+0xf18/0x17d0
[13543.612000][T19513]      ip6_route_add+0x1c/0x140
[13543.612000][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13543.612000][T19513]      addrconf_add_dev+0xe2/0x170
[13543.612000][T19513]      inet6_addr_add+0x12f/0xa40
[13543.612000][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13543.612000][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13543.612000][T19513]      netlink_rcv_skb+0x130/0x360
[13543.612000][T19513]      netlink_unicast+0x449/0x710
[13543.612000][T19513]      netlink_sendmsg+0x723/0xbe0
[13543.612000][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13543.612000][T19513]      ___sys_sendmsg+0xee/0x170
[13543.612000][T19513]      __sys_sendmsg+0xcd/0x170
[13543.612000][T19513]      do_syscall_64+0xc6/0x1e0
[13543.612000][T19513] 
[13543.614168][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13543.614168][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13543.614168][T19513]      ipv6_find_idev+0x102/0x170
[13543.614168][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13543.614168][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13543.614168][T19513]      netlink_rcv_skb+0x130/0x360
[13543.614168][T19513]      netlink_unicast+0x449/0x710
[13543.614168][T19513]      netlink_sendmsg+0x723/0xbe0
[13543.614168][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13543.614168][T19513]      ___sys_sendmsg+0xee/0x170
[13543.614168][T19513]      __sys_sendmsg+0xcd/0x170
[13543.614168][T19513]      do_syscall_64+0xc6/0x1e0
[13543.614168][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13543.614168][T19513] 
[13543.615867][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13543.615867][T19513]      neigh_parms_alloc+0x1e5/0x510
[13543.615867][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13543.615867][T19513]      ipv6_find_idev+0x102/0x170
[13543.615867][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13543.615867][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13543.615867][T19513]      netlink_rcv_skb+0x130/0x360
[13543.615867][T19513]      netlink_unicast+0x449/0x710
[13543.615867][T19513]      netlink_sendmsg+0x723/0xbe0
[13543.615867][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13543.615867][T19513]      ___sys_sendmsg+0xee/0x170
[13543.615867][T19513]      __sys_sendmsg+0xcd/0x170
[13543.615867][T19513]      do_syscall_64+0xc6/0x1e0
[13543.615867][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13543.615867][T19513] 
[13553.863140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13553.863614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13553.863614][T19513]      netdev_get_by_index+0x5e/0x80
[13553.863614][T19513]      fib6_nh_init+0x3d8/0x15b0
[13553.863614][T19513]      ip6_route_info_create+0xf18/0x17d0
[13553.863614][T19513]      ip6_route_add+0x1c/0x140
[13553.863614][T19513]      addrconf_prefix_route+0x2a6/0x430
[13553.863614][T19513]      inet6_addr_add+0x4f8/0xa40
[13553.863614][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13553.863614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13553.863614][T19513]      netlink_rcv_skb+0x130/0x360
[13553.863614][T19513]      netlink_unicast+0x449/0x710
[13553.863614][T19513]      netlink_sendmsg+0x723/0xbe0
[13553.863614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13553.863614][T19513]      ___sys_sendmsg+0xee/0x170
[13553.863614][T19513]      __sys_sendmsg+0xcd/0x170
[13553.863614][T19513]      do_syscall_64+0xc6/0x1e0
[13553.863614][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13553.863614][T19513] 
[13553.865863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13553.865863][T19513]      netdev_get_by_index+0x5e/0x80
[13553.865863][T19513]      fib6_nh_init+0x3d8/0x15b0
[13553.865863][T19513]      ip6_route_info_create+0xf18/0x17d0
[13553.865863][T19513]      addrconf_f6i_alloc+0x315/0x560
[13553.865863][T19513]      ipv6_add_addr+0x411/0x2000
[13553.865863][T19513]      inet6_addr_add+0x30e/0xa40
[13553.865863][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13553.865863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13553.865863][T19513]      netlink_rcv_skb+0x130/0x360
[13553.865863][T19513]      netlink_unicast+0x449/0x710
[13553.865863][T19513]      netlink_sendmsg+0x723/0xbe0
[13553.865863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13553.865863][T19513]      ___sys_sendmsg+0xee/0x170
[13553.865863][T19513]      __sys_sendmsg+0xcd/0x170
[13553.865863][T19513]      do_syscall_64+0xc6/0x1e0
[13553.865863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13553.865863][T19513] 
[13553.868078][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13553.868078][T19513]      netdev_get_by_index+0x5e/0x80
[13553.868078][T19513]      fib6_nh_init+0x3d8/0x15b0
[13553.868078][T19513]      ip6_route_info_create+0xf18/0x17d0
[13553.868078][T19513]      ip6_route_add+0x1c/0x140
[13553.868078][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13553.868078][T19513]      addrconf_add_dev+0xe2/0x170
[13553.868078][T19513]      inet6_addr_add+0x12f/0xa40
[13553.868078][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13553.868078][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13553.868078][T19513]      netlink_rcv_skb+0x130/0x360
[13553.868078][T19513]      netlink_unicast+0x449/0x710
[13553.868078][T19513]      netlink_sendmsg+0x723/0xbe0
[13553.868078][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13553.868078][T19513]      ___sys_sendmsg+0xee/0x170
[13553.868078][T19513]      __sys_sendmsg+0xcd/0x170
[13553.868078][T19513]      do_syscall_64+0xc6/0x1e0
[13553.868078][T19513] 
[13553.870236][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13553.870236][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13553.870236][T19513]      ipv6_find_idev+0x102/0x170
[13553.870236][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13553.870236][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13553.870236][T19513]      netlink_rcv_skb+0x130/0x360
[13553.870236][T19513]      netlink_unicast+0x449/0x710
[13553.870236][T19513]      netlink_sendmsg+0x723/0xbe0
[13553.870236][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13553.870236][T19513]      ___sys_sendmsg+0xee/0x170
[13553.870236][T19513]      __sys_sendmsg+0xcd/0x170
[13553.870236][T19513]      do_syscall_64+0xc6/0x1e0
[13553.870236][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13553.870236][T19513] 
[13553.871927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13553.871927][T19513]      neigh_parms_alloc+0x1e5/0x510
[13553.871927][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13553.871927][T19513]      ipv6_find_idev+0x102/0x170
[13553.871927][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13553.871927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13553.871927][T19513]      netlink_rcv_skb+0x130/0x360
[13553.871927][T19513]      netlink_unicast+0x449/0x710
[13553.871927][T19513]      netlink_sendmsg+0x723/0xbe0
[13553.871927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13553.871927][T19513]      ___sys_sendmsg+0xee/0x170
[13553.871927][T19513]      __sys_sendmsg+0xcd/0x170
[13553.871927][T19513]      do_syscall_64+0xc6/0x1e0
[13553.871927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13553.871927][T19513] 
[13564.119185][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13564.119687][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13564.119687][T19513]      netdev_get_by_index+0x5e/0x80
[13564.119687][T19513]      fib6_nh_init+0x3d8/0x15b0
[13564.119687][T19513]      ip6_route_info_create+0xf18/0x17d0
[13564.119687][T19513]      ip6_route_add+0x1c/0x140
[13564.119687][T19513]      addrconf_prefix_route+0x2a6/0x430
[13564.119687][T19513]      inet6_addr_add+0x4f8/0xa40
[13564.119687][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13564.119687][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13564.119687][T19513]      netlink_rcv_skb+0x130/0x360
[13564.119687][T19513]      netlink_unicast+0x449/0x710
[13564.119687][T19513]      netlink_sendmsg+0x723/0xbe0
[13564.119687][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13564.119687][T19513]      ___sys_sendmsg+0xee/0x170
[13564.119687][T19513]      __sys_sendmsg+0xcd/0x170
[13564.119687][T19513]      do_syscall_64+0xc6/0x1e0
[13564.119687][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13564.119687][T19513] 
[13564.121912][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13564.121912][T19513]      netdev_get_by_index+0x5e/0x80
[13564.121912][T19513]      fib6_nh_init+0x3d8/0x15b0
[13564.121912][T19513]      ip6_route_info_create+0xf18/0x17d0
[13564.121912][T19513]      addrconf_f6i_alloc+0x315/0x560
[13564.121912][T19513]      ipv6_add_addr+0x411/0x2000
[13564.121912][T19513]      inet6_addr_add+0x30e/0xa40
[13564.121912][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13564.121912][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13564.121912][T19513]      netlink_rcv_skb+0x130/0x360
[13564.121912][T19513]      netlink_unicast+0x449/0x710
[13564.121912][T19513]      netlink_sendmsg+0x723/0xbe0
[13564.121912][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13564.121912][T19513]      ___sys_sendmsg+0xee/0x170
[13564.121912][T19513]      __sys_sendmsg+0xcd/0x170
[13564.121912][T19513]      do_syscall_64+0xc6/0x1e0
[13564.121912][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13564.121912][T19513] 
[13564.124156][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13564.124156][T19513]      netdev_get_by_index+0x5e/0x80
[13564.124156][T19513]      fib6_nh_init+0x3d8/0x15b0
[13564.124156][T19513]      ip6_route_info_create+0xf18/0x17d0
[13564.124156][T19513]      ip6_route_add+0x1c/0x140
[13564.124156][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13564.124156][T19513]      addrconf_add_dev+0xe2/0x170
[13564.124156][T19513]      inet6_addr_add+0x12f/0xa40
[13564.124156][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13564.124156][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13564.124156][T19513]      netlink_rcv_skb+0x130/0x360
[13564.124156][T19513]      netlink_unicast+0x449/0x710
[13564.124156][T19513]      netlink_sendmsg+0x723/0xbe0
[13564.124156][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13564.124156][T19513]      ___sys_sendmsg+0xee/0x170
[13564.124156][T19513]      __sys_sendmsg+0xcd/0x170
[13564.124156][T19513]      do_syscall_64+0xc6/0x1e0
[13564.124156][T19513] 
[13564.126319][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13564.126319][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13564.126319][T19513]      ipv6_find_idev+0x102/0x170
[13564.126319][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13564.126319][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13564.126319][T19513]      netlink_rcv_skb+0x130/0x360
[13564.126319][T19513]      netlink_unicast+0x449/0x710
[13564.126319][T19513]      netlink_sendmsg+0x723/0xbe0
[13564.126319][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13564.126319][T19513]      ___sys_sendmsg+0xee/0x170
[13564.126319][T19513]      __sys_sendmsg+0xcd/0x170
[13564.126319][T19513]      do_syscall_64+0xc6/0x1e0
[13564.126319][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13564.126319][T19513] 
[13564.128015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13564.128015][T19513]      neigh_parms_alloc+0x1e5/0x510
[13564.128015][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13564.128015][T19513]      ipv6_find_idev+0x102/0x170
[13564.128015][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13564.128015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13564.128015][T19513]      netlink_rcv_skb+0x130/0x360
[13564.128015][T19513]      netlink_unicast+0x449/0x710
[13564.128015][T19513]      netlink_sendmsg+0x723/0xbe0
[13564.128015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13564.128015][T19513]      ___sys_sendmsg+0xee/0x170
[13564.128015][T19513]      __sys_sendmsg+0xcd/0x170
[13564.128015][T19513]      do_syscall_64+0xc6/0x1e0
[13564.128015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13564.128015][T19513] 
[13574.375087][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13574.375546][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13574.375546][T19513]      netdev_get_by_index+0x5e/0x80
[13574.375546][T19513]      fib6_nh_init+0x3d8/0x15b0
[13574.375546][T19513]      ip6_route_info_create+0xf18/0x17d0
[13574.375546][T19513]      ip6_route_add+0x1c/0x140
[13574.375546][T19513]      addrconf_prefix_route+0x2a6/0x430
[13574.375546][T19513]      inet6_addr_add+0x4f8/0xa40
[13574.375546][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13574.375546][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13574.375546][T19513]      netlink_rcv_skb+0x130/0x360
[13574.375546][T19513]      netlink_unicast+0x449/0x710
[13574.375546][T19513]      netlink_sendmsg+0x723/0xbe0
[13574.375546][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13574.375546][T19513]      ___sys_sendmsg+0xee/0x170
[13574.375546][T19513]      __sys_sendmsg+0xcd/0x170
[13574.375546][T19513]      do_syscall_64+0xc6/0x1e0
[13574.375546][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13574.375546][T19513] 
[13574.377772][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13574.377772][T19513]      netdev_get_by_index+0x5e/0x80
[13574.377772][T19513]      fib6_nh_init+0x3d8/0x15b0
[13574.377772][T19513]      ip6_route_info_create+0xf18/0x17d0
[13574.377772][T19513]      addrconf_f6i_alloc+0x315/0x560
[13574.377772][T19513]      ipv6_add_addr+0x411/0x2000
[13574.377772][T19513]      inet6_addr_add+0x30e/0xa40
[13574.377772][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13574.377772][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13574.377772][T19513]      netlink_rcv_skb+0x130/0x360
[13574.377772][T19513]      netlink_unicast+0x449/0x710
[13574.377772][T19513]      netlink_sendmsg+0x723/0xbe0
[13574.377772][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13574.377772][T19513]      ___sys_sendmsg+0xee/0x170
[13574.377772][T19513]      __sys_sendmsg+0xcd/0x170
[13574.377772][T19513]      do_syscall_64+0xc6/0x1e0
[13574.377772][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13574.377772][T19513] 
[13574.379959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13574.379959][T19513]      netdev_get_by_index+0x5e/0x80
[13574.379959][T19513]      fib6_nh_init+0x3d8/0x15b0
[13574.379959][T19513]      ip6_route_info_create+0xf18/0x17d0
[13574.379959][T19513]      ip6_route_add+0x1c/0x140
[13574.379959][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13574.379959][T19513]      addrconf_add_dev+0xe2/0x170
[13574.379959][T19513]      inet6_addr_add+0x12f/0xa40
[13574.379959][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13574.379959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13574.379959][T19513]      netlink_rcv_skb+0x130/0x360
[13574.379959][T19513]      netlink_unicast+0x449/0x710
[13574.379959][T19513]      netlink_sendmsg+0x723/0xbe0
[13574.379959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13574.379959][T19513]      ___sys_sendmsg+0xee/0x170
[13574.379959][T19513]      __sys_sendmsg+0xcd/0x170
[13574.379959][T19513]      do_syscall_64+0xc6/0x1e0
[13574.379959][T19513] 
[13574.382115][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13574.382115][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13574.382115][T19513]      ipv6_find_idev+0x102/0x170
[13574.382115][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13574.382115][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13574.382115][T19513]      netlink_rcv_skb+0x130/0x360
[13574.382115][T19513]      netlink_unicast+0x449/0x710
[13574.382115][T19513]      netlink_sendmsg+0x723/0xbe0
[13574.382115][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13574.382115][T19513]      ___sys_sendmsg+0xee/0x170
[13574.382115][T19513]      __sys_sendmsg+0xcd/0x170
[13574.382115][T19513]      do_syscall_64+0xc6/0x1e0
[13574.382115][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13574.382115][T19513] 
[13574.383813][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13574.383813][T19513]      neigh_parms_alloc+0x1e5/0x510
[13574.383813][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13574.383813][T19513]      ipv6_find_idev+0x102/0x170
[13574.383813][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13574.383813][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13574.383813][T19513]      netlink_rcv_skb+0x130/0x360
[13574.383813][T19513]      netlink_unicast+0x449/0x710
[13574.383813][T19513]      netlink_sendmsg+0x723/0xbe0
[13574.383813][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13574.383813][T19513]      ___sys_sendmsg+0xee/0x170
[13574.383813][T19513]      __sys_sendmsg+0xcd/0x170
[13574.383813][T19513]      do_syscall_64+0xc6/0x1e0
[13574.383813][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13574.383813][T19513] 
[13584.631176][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13584.631580][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13584.631580][T19513]      netdev_get_by_index+0x5e/0x80
[13584.631580][T19513]      fib6_nh_init+0x3d8/0x15b0
[13584.631580][T19513]      ip6_route_info_create+0xf18/0x17d0
[13584.631580][T19513]      ip6_route_add+0x1c/0x140
[13584.631580][T19513]      addrconf_prefix_route+0x2a6/0x430
[13584.631580][T19513]      inet6_addr_add+0x4f8/0xa40
[13584.631580][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13584.631580][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13584.631580][T19513]      netlink_rcv_skb+0x130/0x360
[13584.631580][T19513]      netlink_unicast+0x449/0x710
[13584.631580][T19513]      netlink_sendmsg+0x723/0xbe0
[13584.631580][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13584.631580][T19513]      ___sys_sendmsg+0xee/0x170
[13584.631580][T19513]      __sys_sendmsg+0xcd/0x170
[13584.631580][T19513]      do_syscall_64+0xc6/0x1e0
[13584.631580][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13584.631580][T19513] 
[13584.633817][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13584.633817][T19513]      netdev_get_by_index+0x5e/0x80
[13584.633817][T19513]      fib6_nh_init+0x3d8/0x15b0
[13584.633817][T19513]      ip6_route_info_create+0xf18/0x17d0
[13584.633817][T19513]      addrconf_f6i_alloc+0x315/0x560
[13584.633817][T19513]      ipv6_add_addr+0x411/0x2000
[13584.633817][T19513]      inet6_addr_add+0x30e/0xa40
[13584.633817][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13584.633817][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13584.633817][T19513]      netlink_rcv_skb+0x130/0x360
[13584.633817][T19513]      netlink_unicast+0x449/0x710
[13584.633817][T19513]      netlink_sendmsg+0x723/0xbe0
[13584.633817][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13584.633817][T19513]      ___sys_sendmsg+0xee/0x170
[13584.633817][T19513]      __sys_sendmsg+0xcd/0x170
[13584.633817][T19513]      do_syscall_64+0xc6/0x1e0
[13584.633817][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13584.633817][T19513] 
[13584.636027][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13584.636027][T19513]      netdev_get_by_index+0x5e/0x80
[13584.636027][T19513]      fib6_nh_init+0x3d8/0x15b0
[13584.636027][T19513]      ip6_route_info_create+0xf18/0x17d0
[13584.636027][T19513]      ip6_route_add+0x1c/0x140
[13584.636027][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13584.636027][T19513]      addrconf_add_dev+0xe2/0x170
[13584.636027][T19513]      inet6_addr_add+0x12f/0xa40
[13584.636027][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13584.636027][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13584.636027][T19513]      netlink_rcv_skb+0x130/0x360
[13584.636027][T19513]      netlink_unicast+0x449/0x710
[13584.636027][T19513]      netlink_sendmsg+0x723/0xbe0
[13584.636027][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13584.636027][T19513]      ___sys_sendmsg+0xee/0x170
[13584.636027][T19513]      __sys_sendmsg+0xcd/0x170
[13584.636027][T19513]      do_syscall_64+0xc6/0x1e0
[13584.636027][T19513] 
[13584.638195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13584.638195][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13584.638195][T19513]      ipv6_find_idev+0x102/0x170
[13584.638195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13584.638195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13584.638195][T19513]      netlink_rcv_skb+0x130/0x360
[13584.638195][T19513]      netlink_unicast+0x449/0x710
[13584.638195][T19513]      netlink_sendmsg+0x723/0xbe0
[13584.638195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13584.638195][T19513]      ___sys_sendmsg+0xee/0x170
[13584.638195][T19513]      __sys_sendmsg+0xcd/0x170
[13584.638195][T19513]      do_syscall_64+0xc6/0x1e0
[13584.638195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13584.638195][T19513] 
[13584.639909][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13584.639909][T19513]      neigh_parms_alloc+0x1e5/0x510
[13584.639909][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13584.639909][T19513]      ipv6_find_idev+0x102/0x170
[13584.639909][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13584.639909][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13584.639909][T19513]      netlink_rcv_skb+0x130/0x360
[13584.639909][T19513]      netlink_unicast+0x449/0x710
[13584.639909][T19513]      netlink_sendmsg+0x723/0xbe0
[13584.639909][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13584.639909][T19513]      ___sys_sendmsg+0xee/0x170
[13584.639909][T19513]      __sys_sendmsg+0xcd/0x170
[13584.639909][T19513]      do_syscall_64+0xc6/0x1e0
[13584.639909][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13584.639909][T19513] 
[13594.887093][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13594.887497][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13594.887497][T19513]      netdev_get_by_index+0x5e/0x80
[13594.887497][T19513]      fib6_nh_init+0x3d8/0x15b0
[13594.887497][T19513]      ip6_route_info_create+0xf18/0x17d0
[13594.887497][T19513]      ip6_route_add+0x1c/0x140
[13594.887497][T19513]      addrconf_prefix_route+0x2a6/0x430
[13594.887497][T19513]      inet6_addr_add+0x4f8/0xa40
[13594.887497][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13594.887497][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13594.887497][T19513]      netlink_rcv_skb+0x130/0x360
[13594.887497][T19513]      netlink_unicast+0x449/0x710
[13594.887497][T19513]      netlink_sendmsg+0x723/0xbe0
[13594.887497][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13594.887497][T19513]      ___sys_sendmsg+0xee/0x170
[13594.887497][T19513]      __sys_sendmsg+0xcd/0x170
[13594.887497][T19513]      do_syscall_64+0xc6/0x1e0
[13594.887497][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13594.887497][T19513] 
[13594.889727][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13594.889727][T19513]      netdev_get_by_index+0x5e/0x80
[13594.889727][T19513]      fib6_nh_init+0x3d8/0x15b0
[13594.889727][T19513]      ip6_route_info_create+0xf18/0x17d0
[13594.889727][T19513]      addrconf_f6i_alloc+0x315/0x560
[13594.889727][T19513]      ipv6_add_addr+0x411/0x2000
[13594.889727][T19513]      inet6_addr_add+0x30e/0xa40
[13594.889727][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13594.889727][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13594.889727][T19513]      netlink_rcv_skb+0x130/0x360
[13594.889727][T19513]      netlink_unicast+0x449/0x710
[13594.889727][T19513]      netlink_sendmsg+0x723/0xbe0
[13594.889727][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13594.889727][T19513]      ___sys_sendmsg+0xee/0x170
[13594.889727][T19513]      __sys_sendmsg+0xcd/0x170
[13594.889727][T19513]      do_syscall_64+0xc6/0x1e0
[13594.889727][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13594.889727][T19513] 
[13594.891922][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13594.891922][T19513]      netdev_get_by_index+0x5e/0x80
[13594.891922][T19513]      fib6_nh_init+0x3d8/0x15b0
[13594.891922][T19513]      ip6_route_info_create+0xf18/0x17d0
[13594.891922][T19513]      ip6_route_add+0x1c/0x140
[13594.891922][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13594.891922][T19513]      addrconf_add_dev+0xe2/0x170
[13594.891922][T19513]      inet6_addr_add+0x12f/0xa40
[13594.891922][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13594.891922][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13594.891922][T19513]      netlink_rcv_skb+0x130/0x360
[13594.891922][T19513]      netlink_unicast+0x449/0x710
[13594.891922][T19513]      netlink_sendmsg+0x723/0xbe0
[13594.891922][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13594.891922][T19513]      ___sys_sendmsg+0xee/0x170
[13594.891922][T19513]      __sys_sendmsg+0xcd/0x170
[13594.891922][T19513]      do_syscall_64+0xc6/0x1e0
[13594.891922][T19513] 
[13594.894100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13594.894100][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13594.894100][T19513]      ipv6_find_idev+0x102/0x170
[13594.894100][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13594.894100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13594.894100][T19513]      netlink_rcv_skb+0x130/0x360
[13594.894100][T19513]      netlink_unicast+0x449/0x710
[13594.894100][T19513]      netlink_sendmsg+0x723/0xbe0
[13594.894100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13594.894100][T19513]      ___sys_sendmsg+0xee/0x170
[13594.894100][T19513]      __sys_sendmsg+0xcd/0x170
[13594.894100][T19513]      do_syscall_64+0xc6/0x1e0
[13594.894100][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13594.894100][T19513] 
[13594.895787][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13594.895787][T19513]      neigh_parms_alloc+0x1e5/0x510
[13594.895787][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13594.895787][T19513]      ipv6_find_idev+0x102/0x170
[13594.895787][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13594.895787][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13594.895787][T19513]      netlink_rcv_skb+0x130/0x360
[13594.895787][T19513]      netlink_unicast+0x449/0x710
[13594.895787][T19513]      netlink_sendmsg+0x723/0xbe0
[13594.895787][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13594.895787][T19513]      ___sys_sendmsg+0xee/0x170
[13594.895787][T19513]      __sys_sendmsg+0xcd/0x170
[13594.895787][T19513]      do_syscall_64+0xc6/0x1e0
[13594.895787][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13594.895787][T19513] 
[13604.983215][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13604.983933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13604.983933][T19513]      netdev_get_by_index+0x5e/0x80
[13604.983933][T19513]      fib6_nh_init+0x3d8/0x15b0
[13604.983933][T19513]      ip6_route_info_create+0xf18/0x17d0
[13604.983933][T19513]      ip6_route_add+0x1c/0x140
[13604.983933][T19513]      addrconf_prefix_route+0x2a6/0x430
[13604.983933][T19513]      inet6_addr_add+0x4f8/0xa40
[13604.983933][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13604.983933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13604.983933][T19513]      netlink_rcv_skb+0x130/0x360
[13604.983933][T19513]      netlink_unicast+0x449/0x710
[13604.983933][T19513]      netlink_sendmsg+0x723/0xbe0
[13604.983933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13604.983933][T19513]      ___sys_sendmsg+0xee/0x170
[13604.983933][T19513]      __sys_sendmsg+0xcd/0x170
[13604.983933][T19513]      do_syscall_64+0xc6/0x1e0
[13604.983933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13604.983933][T19513] 
[13604.986158][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13604.986158][T19513]      netdev_get_by_index+0x5e/0x80
[13604.986158][T19513]      fib6_nh_init+0x3d8/0x15b0
[13604.986158][T19513]      ip6_route_info_create+0xf18/0x17d0
[13604.986158][T19513]      addrconf_f6i_alloc+0x315/0x560
[13604.986158][T19513]      ipv6_add_addr+0x411/0x2000
[13604.986158][T19513]      inet6_addr_add+0x30e/0xa40
[13604.986158][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13604.986158][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13604.986158][T19513]      netlink_rcv_skb+0x130/0x360
[13604.986158][T19513]      netlink_unicast+0x449/0x710
[13604.986158][T19513]      netlink_sendmsg+0x723/0xbe0
[13604.986158][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13604.986158][T19513]      ___sys_sendmsg+0xee/0x170
[13604.986158][T19513]      __sys_sendmsg+0xcd/0x170
[13604.986158][T19513]      do_syscall_64+0xc6/0x1e0
[13604.986158][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13604.986158][T19513] 
[13604.988368][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13604.988368][T19513]      netdev_get_by_index+0x5e/0x80
[13604.988368][T19513]      fib6_nh_init+0x3d8/0x15b0
[13604.988368][T19513]      ip6_route_info_create+0xf18/0x17d0
[13604.988368][T19513]      ip6_route_add+0x1c/0x140
[13604.988368][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13604.988368][T19513]      addrconf_add_dev+0xe2/0x170
[13604.988368][T19513]      inet6_addr_add+0x12f/0xa40
[13604.988368][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13604.988368][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13604.988368][T19513]      netlink_rcv_skb+0x130/0x360
[13604.988368][T19513]      netlink_unicast+0x449/0x710
[13604.988368][T19513]      netlink_sendmsg+0x723/0xbe0
[13604.988368][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13604.988368][T19513]      ___sys_sendmsg+0xee/0x170
[13604.988368][T19513]      __sys_sendmsg+0xcd/0x170
[13604.988368][T19513]      do_syscall_64+0xc6/0x1e0
[13604.988368][T19513] 
[13604.990541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13604.990541][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13604.990541][T19513]      ipv6_find_idev+0x102/0x170
[13604.990541][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13604.990541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13604.990541][T19513]      netlink_rcv_skb+0x130/0x360
[13604.990541][T19513]      netlink_unicast+0x449/0x710
[13604.990541][T19513]      netlink_sendmsg+0x723/0xbe0
[13604.990541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13604.990541][T19513]      ___sys_sendmsg+0xee/0x170
[13604.990541][T19513]      __sys_sendmsg+0xcd/0x170
[13604.990541][T19513]      do_syscall_64+0xc6/0x1e0
[13604.990541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13604.990541][T19513] 
[13604.992342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13604.992342][T19513]      neigh_parms_alloc+0x1e5/0x510
[13604.992342][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13604.992342][T19513]      ipv6_find_idev+0x102/0x170
[13604.992342][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13604.992342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13604.992342][T19513]      netlink_rcv_skb+0x130/0x360
[13604.992342][T19513]      netlink_unicast+0x449/0x710
[13604.992342][T19513]      netlink_sendmsg+0x723/0xbe0
[13604.992342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13604.992342][T19513]      ___sys_sendmsg+0xee/0x170
[13604.992342][T19513]      __sys_sendmsg+0xcd/0x170
[13604.992342][T19513]      do_syscall_64+0xc6/0x1e0
[13604.992342][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13604.992342][T19513] 
[13615.231178][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13615.231614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13615.231614][T19513]      netdev_get_by_index+0x5e/0x80
[13615.231614][T19513]      fib6_nh_init+0x3d8/0x15b0
[13615.231614][T19513]      ip6_route_info_create+0xf18/0x17d0
[13615.231614][T19513]      ip6_route_add+0x1c/0x140
[13615.231614][T19513]      addrconf_prefix_route+0x2a6/0x430
[13615.231614][T19513]      inet6_addr_add+0x4f8/0xa40
[13615.231614][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13615.231614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13615.231614][T19513]      netlink_rcv_skb+0x130/0x360
[13615.231614][T19513]      netlink_unicast+0x449/0x710
[13615.231614][T19513]      netlink_sendmsg+0x723/0xbe0
[13615.231614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13615.231614][T19513]      ___sys_sendmsg+0xee/0x170
[13615.231614][T19513]      __sys_sendmsg+0xcd/0x170
[13615.231614][T19513]      do_syscall_64+0xc6/0x1e0
[13615.231614][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13615.231614][T19513] 
[13615.234023][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13615.234023][T19513]      netdev_get_by_index+0x5e/0x80
[13615.234023][T19513]      fib6_nh_init+0x3d8/0x15b0
[13615.234023][T19513]      ip6_route_info_create+0xf18/0x17d0
[13615.234023][T19513]      addrconf_f6i_alloc+0x315/0x560
[13615.234023][T19513]      ipv6_add_addr+0x411/0x2000
[13615.234023][T19513]      inet6_addr_add+0x30e/0xa40
[13615.234023][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13615.234023][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13615.234023][T19513]      netlink_rcv_skb+0x130/0x360
[13615.234023][T19513]      netlink_unicast+0x449/0x710
[13615.234023][T19513]      netlink_sendmsg+0x723/0xbe0
[13615.234023][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13615.234023][T19513]      ___sys_sendmsg+0xee/0x170
[13615.234023][T19513]      __sys_sendmsg+0xcd/0x170
[13615.234023][T19513]      do_syscall_64+0xc6/0x1e0
[13615.234023][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13615.234023][T19513] 
[13615.236293][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13615.236293][T19513]      netdev_get_by_index+0x5e/0x80
[13615.236293][T19513]      fib6_nh_init+0x3d8/0x15b0
[13615.236293][T19513]      ip6_route_info_create+0xf18/0x17d0
[13615.236293][T19513]      ip6_route_add+0x1c/0x140
[13615.236293][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13615.236293][T19513]      addrconf_add_dev+0xe2/0x170
[13615.236293][T19513]      inet6_addr_add+0x12f/0xa40
[13615.236293][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13615.236293][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13615.236293][T19513]      netlink_rcv_skb+0x130/0x360
[13615.236293][T19513]      netlink_unicast+0x449/0x710
[13615.236293][T19513]      netlink_sendmsg+0x723/0xbe0
[13615.236293][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13615.236293][T19513]      ___sys_sendmsg+0xee/0x170
[13615.236293][T19513]      __sys_sendmsg+0xcd/0x170
[13615.236293][T19513]      do_syscall_64+0xc6/0x1e0
[13615.236293][T19513] 
[13615.238516][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13615.238516][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13615.238516][T19513]      ipv6_find_idev+0x102/0x170
[13615.238516][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13615.238516][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13615.238516][T19513]      netlink_rcv_skb+0x130/0x360
[13615.238516][T19513]      netlink_unicast+0x449/0x710
[13615.238516][T19513]      netlink_sendmsg+0x723/0xbe0
[13615.238516][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13615.238516][T19513]      ___sys_sendmsg+0xee/0x170
[13615.238516][T19513]      __sys_sendmsg+0xcd/0x170
[13615.238516][T19513]      do_syscall_64+0xc6/0x1e0
[13615.238516][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13615.238516][T19513] 
[13615.240256][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13615.240256][T19513]      neigh_parms_alloc+0x1e5/0x510
[13615.240256][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13615.240256][T19513]      ipv6_find_idev+0x102/0x170
[13615.240256][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13615.240256][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13615.240256][T19513]      netlink_rcv_skb+0x130/0x360
[13615.240256][T19513]      netlink_unicast+0x449/0x710
[13615.240256][T19513]      netlink_sendmsg+0x723/0xbe0
[13615.240256][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13615.240256][T19513]      ___sys_sendmsg+0xee/0x170
[13615.240256][T19513]      __sys_sendmsg+0xcd/0x170
[13615.240256][T19513]      do_syscall_64+0xc6/0x1e0
[13615.240256][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13615.240256][T19513] 
[13625.479219][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13625.480220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13625.480220][T19513]      netdev_get_by_index+0x5e/0x80
[13625.480220][T19513]      fib6_nh_init+0x3d8/0x15b0
[13625.480220][T19513]      ip6_route_info_create+0xf18/0x17d0
[13625.480220][T19513]      ip6_route_add+0x1c/0x140
[13625.480220][T19513]      addrconf_prefix_route+0x2a6/0x430
[13625.480220][T19513]      inet6_addr_add+0x4f8/0xa40
[13625.480220][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13625.480220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13625.480220][T19513]      netlink_rcv_skb+0x130/0x360
[13625.480220][T19513]      netlink_unicast+0x449/0x710
[13625.480220][T19513]      netlink_sendmsg+0x723/0xbe0
[13625.480220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13625.480220][T19513]      ___sys_sendmsg+0xee/0x170
[13625.480220][T19513]      __sys_sendmsg+0xcd/0x170
[13625.480220][T19513]      do_syscall_64+0xc6/0x1e0
[13625.480220][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13625.480220][T19513] 
[13625.482476][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13625.482476][T19513]      netdev_get_by_index+0x5e/0x80
[13625.482476][T19513]      fib6_nh_init+0x3d8/0x15b0
[13625.482476][T19513]      ip6_route_info_create+0xf18/0x17d0
[13625.482476][T19513]      addrconf_f6i_alloc+0x315/0x560
[13625.482476][T19513]      ipv6_add_addr+0x411/0x2000
[13625.482476][T19513]      inet6_addr_add+0x30e/0xa40
[13625.482476][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13625.482476][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13625.482476][T19513]      netlink_rcv_skb+0x130/0x360
[13625.482476][T19513]      netlink_unicast+0x449/0x710
[13625.482476][T19513]      netlink_sendmsg+0x723/0xbe0
[13625.482476][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13625.482476][T19513]      ___sys_sendmsg+0xee/0x170
[13625.482476][T19513]      __sys_sendmsg+0xcd/0x170
[13625.482476][T19513]      do_syscall_64+0xc6/0x1e0
[13625.482476][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13625.482476][T19513] 
[13625.484685][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13625.484685][T19513]      netdev_get_by_index+0x5e/0x80
[13625.484685][T19513]      fib6_nh_init+0x3d8/0x15b0
[13625.484685][T19513]      ip6_route_info_create+0xf18/0x17d0
[13625.484685][T19513]      ip6_route_add+0x1c/0x140
[13625.484685][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13625.484685][T19513]      addrconf_add_dev+0xe2/0x170
[13625.484685][T19513]      inet6_addr_add+0x12f/0xa40
[13625.484685][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13625.484685][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13625.484685][T19513]      netlink_rcv_skb+0x130/0x360
[13625.484685][T19513]      netlink_unicast+0x449/0x710
[13625.484685][T19513]      netlink_sendmsg+0x723/0xbe0
[13625.484685][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13625.484685][T19513]      ___sys_sendmsg+0xee/0x170
[13625.484685][T19513]      __sys_sendmsg+0xcd/0x170
[13625.484685][T19513]      do_syscall_64+0xc6/0x1e0
[13625.484685][T19513] 
[13625.486894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13625.486894][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13625.486894][T19513]      ipv6_find_idev+0x102/0x170
[13625.486894][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13625.486894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13625.486894][T19513]      netlink_rcv_skb+0x130/0x360
[13625.486894][T19513]      netlink_unicast+0x449/0x710
[13625.486894][T19513]      netlink_sendmsg+0x723/0xbe0
[13625.486894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13625.486894][T19513]      ___sys_sendmsg+0xee/0x170
[13625.486894][T19513]      __sys_sendmsg+0xcd/0x170
[13625.486894][T19513]      do_syscall_64+0xc6/0x1e0
[13625.486894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13625.486894][T19513] 
[13625.488605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13625.488605][T19513]      neigh_parms_alloc+0x1e5/0x510
[13625.488605][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13625.488605][T19513]      ipv6_find_idev+0x102/0x170
[13625.488605][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13625.488605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13625.488605][T19513]      netlink_rcv_skb+0x130/0x360
[13625.488605][T19513]      netlink_unicast+0x449/0x710
[13625.488605][T19513]      netlink_sendmsg+0x723/0xbe0
[13625.488605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13625.488605][T19513]      ___sys_sendmsg+0xee/0x170
[13625.488605][T19513]      __sys_sendmsg+0xcd/0x170
[13625.488605][T19513]      do_syscall_64+0xc6/0x1e0
[13625.488605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13625.488605][T19513] 
[13635.727186][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13635.727673][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13635.727673][T19513]      netdev_get_by_index+0x5e/0x80
[13635.727673][T19513]      fib6_nh_init+0x3d8/0x15b0
[13635.727673][T19513]      ip6_route_info_create+0xf18/0x17d0
[13635.727673][T19513]      ip6_route_add+0x1c/0x140
[13635.727673][T19513]      addrconf_prefix_route+0x2a6/0x430
[13635.727673][T19513]      inet6_addr_add+0x4f8/0xa40
[13635.727673][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13635.727673][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13635.727673][T19513]      netlink_rcv_skb+0x130/0x360
[13635.727673][T19513]      netlink_unicast+0x449/0x710
[13635.727673][T19513]      netlink_sendmsg+0x723/0xbe0
[13635.727673][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13635.727673][T19513]      ___sys_sendmsg+0xee/0x170
[13635.727673][T19513]      __sys_sendmsg+0xcd/0x170
[13635.727673][T19513]      do_syscall_64+0xc6/0x1e0
[13635.727673][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13635.727673][T19513] 
[13635.729905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13635.729905][T19513]      netdev_get_by_index+0x5e/0x80
[13635.729905][T19513]      fib6_nh_init+0x3d8/0x15b0
[13635.729905][T19513]      ip6_route_info_create+0xf18/0x17d0
[13635.729905][T19513]      addrconf_f6i_alloc+0x315/0x560
[13635.729905][T19513]      ipv6_add_addr+0x411/0x2000
[13635.729905][T19513]      inet6_addr_add+0x30e/0xa40
[13635.729905][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13635.729905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13635.729905][T19513]      netlink_rcv_skb+0x130/0x360
[13635.729905][T19513]      netlink_unicast+0x449/0x710
[13635.729905][T19513]      netlink_sendmsg+0x723/0xbe0
[13635.729905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13635.729905][T19513]      ___sys_sendmsg+0xee/0x170
[13635.729905][T19513]      __sys_sendmsg+0xcd/0x170
[13635.729905][T19513]      do_syscall_64+0xc6/0x1e0
[13635.729905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13635.729905][T19513] 
[13635.732105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13635.732105][T19513]      netdev_get_by_index+0x5e/0x80
[13635.732105][T19513]      fib6_nh_init+0x3d8/0x15b0
[13635.732105][T19513]      ip6_route_info_create+0xf18/0x17d0
[13635.732105][T19513]      ip6_route_add+0x1c/0x140
[13635.732105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13635.732105][T19513]      addrconf_add_dev+0xe2/0x170
[13635.732105][T19513]      inet6_addr_add+0x12f/0xa40
[13635.732105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13635.732105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13635.732105][T19513]      netlink_rcv_skb+0x130/0x360
[13635.732105][T19513]      netlink_unicast+0x449/0x710
[13635.732105][T19513]      netlink_sendmsg+0x723/0xbe0
[13635.732105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13635.732105][T19513]      ___sys_sendmsg+0xee/0x170
[13635.732105][T19513]      __sys_sendmsg+0xcd/0x170
[13635.732105][T19513]      do_syscall_64+0xc6/0x1e0
[13635.732105][T19513] 
[13635.734272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13635.734272][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13635.734272][T19513]      ipv6_find_idev+0x102/0x170
[13635.734272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13635.734272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13635.734272][T19513]      netlink_rcv_skb+0x130/0x360
[13635.734272][T19513]      netlink_unicast+0x449/0x710
[13635.734272][T19513]      netlink_sendmsg+0x723/0xbe0
[13635.734272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13635.734272][T19513]      ___sys_sendmsg+0xee/0x170
[13635.734272][T19513]      __sys_sendmsg+0xcd/0x170
[13635.734272][T19513]      do_syscall_64+0xc6/0x1e0
[13635.734272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13635.734272][T19513] 
[13635.735964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13635.735964][T19513]      neigh_parms_alloc+0x1e5/0x510
[13635.735964][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13635.735964][T19513]      ipv6_find_idev+0x102/0x170
[13635.735964][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13635.735964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13635.735964][T19513]      netlink_rcv_skb+0x130/0x360
[13635.735964][T19513]      netlink_unicast+0x449/0x710
[13635.735964][T19513]      netlink_sendmsg+0x723/0xbe0
[13635.735964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13635.735964][T19513]      ___sys_sendmsg+0xee/0x170
[13635.735964][T19513]      __sys_sendmsg+0xcd/0x170
[13635.735964][T19513]      do_syscall_64+0xc6/0x1e0
[13635.735964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13635.735964][T19513] 
[13645.887176][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13645.887611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13645.887611][T19513]      netdev_get_by_index+0x5e/0x80
[13645.887611][T19513]      fib6_nh_init+0x3d8/0x15b0
[13645.887611][T19513]      ip6_route_info_create+0xf18/0x17d0
[13645.887611][T19513]      ip6_route_add+0x1c/0x140
[13645.887611][T19513]      addrconf_prefix_route+0x2a6/0x430
[13645.887611][T19513]      inet6_addr_add+0x4f8/0xa40
[13645.887611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13645.887611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13645.887611][T19513]      netlink_rcv_skb+0x130/0x360
[13645.887611][T19513]      netlink_unicast+0x449/0x710
[13645.887611][T19513]      netlink_sendmsg+0x723/0xbe0
[13645.887611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13645.887611][T19513]      ___sys_sendmsg+0xee/0x170
[13645.887611][T19513]      __sys_sendmsg+0xcd/0x170
[13645.887611][T19513]      do_syscall_64+0xc6/0x1e0
[13645.887611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13645.887611][T19513] 
[13645.889838][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13645.889838][T19513]      netdev_get_by_index+0x5e/0x80
[13645.889838][T19513]      fib6_nh_init+0x3d8/0x15b0
[13645.889838][T19513]      ip6_route_info_create+0xf18/0x17d0
[13645.889838][T19513]      addrconf_f6i_alloc+0x315/0x560
[13645.889838][T19513]      ipv6_add_addr+0x411/0x2000
[13645.889838][T19513]      inet6_addr_add+0x30e/0xa40
[13645.889838][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13645.889838][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13645.889838][T19513]      netlink_rcv_skb+0x130/0x360
[13645.889838][T19513]      netlink_unicast+0x449/0x710
[13645.889838][T19513]      netlink_sendmsg+0x723/0xbe0
[13645.889838][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13645.889838][T19513]      ___sys_sendmsg+0xee/0x170
[13645.889838][T19513]      __sys_sendmsg+0xcd/0x170
[13645.889838][T19513]      do_syscall_64+0xc6/0x1e0
[13645.889838][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13645.889838][T19513] 
[13645.892555][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13645.892555][T19513]      netdev_get_by_index+0x5e/0x80
[13645.892555][T19513]      fib6_nh_init+0x3d8/0x15b0
[13645.892555][T19513]      ip6_route_info_create+0xf18/0x17d0
[13645.892555][T19513]      ip6_route_add+0x1c/0x140
[13645.892555][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13645.892555][T19513]      addrconf_add_dev+0xe2/0x170
[13645.892555][T19513]      inet6_addr_add+0x12f/0xa40
[13645.892555][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13645.892555][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13645.892555][T19513]      netlink_rcv_skb+0x130/0x360
[13645.892555][T19513]      netlink_unicast+0x449/0x710
[13645.892555][T19513]      netlink_sendmsg+0x723/0xbe0
[13645.892555][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13645.892555][T19513]      ___sys_sendmsg+0xee/0x170
[13645.892555][T19513]      __sys_sendmsg+0xcd/0x170
[13645.892555][T19513]      do_syscall_64+0xc6/0x1e0
[13645.892555][T19513] 
[13645.894828][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13645.894828][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13645.894828][T19513]      ipv6_find_idev+0x102/0x170
[13645.894828][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13645.894828][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13645.894828][T19513]      netlink_rcv_skb+0x130/0x360
[13645.894828][T19513]      netlink_unicast+0x449/0x710
[13645.894828][T19513]      netlink_sendmsg+0x723/0xbe0
[13645.894828][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13645.894828][T19513]      ___sys_sendmsg+0xee/0x170
[13645.894828][T19513]      __sys_sendmsg+0xcd/0x170
[13645.894828][T19513]      do_syscall_64+0xc6/0x1e0
[13645.894828][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13645.894828][T19513] 
[13645.896528][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13645.896528][T19513]      neigh_parms_alloc+0x1e5/0x510
[13645.896528][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13645.896528][T19513]      ipv6_find_idev+0x102/0x170
[13645.896528][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13645.896528][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13645.896528][T19513]      netlink_rcv_skb+0x130/0x360
[13645.896528][T19513]      netlink_unicast+0x449/0x710
[13645.896528][T19513]      netlink_sendmsg+0x723/0xbe0
[13645.896528][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13645.896528][T19513]      ___sys_sendmsg+0xee/0x170
[13645.896528][T19513]      __sys_sendmsg+0xcd/0x170
[13645.896528][T19513]      do_syscall_64+0xc6/0x1e0
[13645.896528][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13645.896528][T19513] 
[13656.135181][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13656.135685][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13656.135685][T19513]      netdev_get_by_index+0x5e/0x80
[13656.135685][T19513]      fib6_nh_init+0x3d8/0x15b0
[13656.135685][T19513]      ip6_route_info_create+0xf18/0x17d0
[13656.135685][T19513]      ip6_route_add+0x1c/0x140
[13656.135685][T19513]      addrconf_prefix_route+0x2a6/0x430
[13656.135685][T19513]      inet6_addr_add+0x4f8/0xa40
[13656.135685][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13656.135685][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13656.135685][T19513]      netlink_rcv_skb+0x130/0x360
[13656.135685][T19513]      netlink_unicast+0x449/0x710
[13656.135685][T19513]      netlink_sendmsg+0x723/0xbe0
[13656.135685][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13656.135685][T19513]      ___sys_sendmsg+0xee/0x170
[13656.135685][T19513]      __sys_sendmsg+0xcd/0x170
[13656.135685][T19513]      do_syscall_64+0xc6/0x1e0
[13656.135685][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13656.135685][T19513] 
[13656.137938][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13656.137938][T19513]      netdev_get_by_index+0x5e/0x80
[13656.137938][T19513]      fib6_nh_init+0x3d8/0x15b0
[13656.137938][T19513]      ip6_route_info_create+0xf18/0x17d0
[13656.137938][T19513]      addrconf_f6i_alloc+0x315/0x560
[13656.137938][T19513]      ipv6_add_addr+0x411/0x2000
[13656.137938][T19513]      inet6_addr_add+0x30e/0xa40
[13656.137938][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13656.137938][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13656.137938][T19513]      netlink_rcv_skb+0x130/0x360
[13656.137938][T19513]      netlink_unicast+0x449/0x710
[13656.137938][T19513]      netlink_sendmsg+0x723/0xbe0
[13656.137938][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13656.137938][T19513]      ___sys_sendmsg+0xee/0x170
[13656.137938][T19513]      __sys_sendmsg+0xcd/0x170
[13656.137938][T19513]      do_syscall_64+0xc6/0x1e0
[13656.137938][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13656.137938][T19513] 
[13656.140178][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13656.140178][T19513]      netdev_get_by_index+0x5e/0x80
[13656.140178][T19513]      fib6_nh_init+0x3d8/0x15b0
[13656.140178][T19513]      ip6_route_info_create+0xf18/0x17d0
[13656.140178][T19513]      ip6_route_add+0x1c/0x140
[13656.140178][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13656.140178][T19513]      addrconf_add_dev+0xe2/0x170
[13656.140178][T19513]      inet6_addr_add+0x12f/0xa40
[13656.140178][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13656.140178][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13656.140178][T19513]      netlink_rcv_skb+0x130/0x360
[13656.140178][T19513]      netlink_unicast+0x449/0x710
[13656.140178][T19513]      netlink_sendmsg+0x723/0xbe0
[13656.140178][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13656.140178][T19513]      ___sys_sendmsg+0xee/0x170
[13656.140178][T19513]      __sys_sendmsg+0xcd/0x170
[13656.140178][T19513]      do_syscall_64+0xc6/0x1e0
[13656.140178][T19513] 
[13656.142913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13656.142913][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13656.142913][T19513]      ipv6_find_idev+0x102/0x170
[13656.142913][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13656.142913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13656.142913][T19513]      netlink_rcv_skb+0x130/0x360
[13656.142913][T19513]      netlink_unicast+0x449/0x710
[13656.142913][T19513]      netlink_sendmsg+0x723/0xbe0
[13656.142913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13656.142913][T19513]      ___sys_sendmsg+0xee/0x170
[13656.142913][T19513]      __sys_sendmsg+0xcd/0x170
[13656.142913][T19513]      do_syscall_64+0xc6/0x1e0
[13656.142913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13656.142913][T19513] 
[13656.144637][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13656.144637][T19513]      neigh_parms_alloc+0x1e5/0x510
[13656.144637][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13656.144637][T19513]      ipv6_find_idev+0x102/0x170
[13656.144637][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13656.144637][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13656.144637][T19513]      netlink_rcv_skb+0x130/0x360
[13656.144637][T19513]      netlink_unicast+0x449/0x710
[13656.144637][T19513]      netlink_sendmsg+0x723/0xbe0
[13656.144637][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13656.144637][T19513]      ___sys_sendmsg+0xee/0x170
[13656.144637][T19513]      __sys_sendmsg+0xcd/0x170
[13656.144637][T19513]      do_syscall_64+0xc6/0x1e0
[13656.144637][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13656.144637][T19513] 
[13666.383126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13666.383586][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13666.383586][T19513]      netdev_get_by_index+0x5e/0x80
[13666.383586][T19513]      fib6_nh_init+0x3d8/0x15b0
[13666.383586][T19513]      ip6_route_info_create+0xf18/0x17d0
[13666.383586][T19513]      ip6_route_add+0x1c/0x140
[13666.383586][T19513]      addrconf_prefix_route+0x2a6/0x430
[13666.383586][T19513]      inet6_addr_add+0x4f8/0xa40
[13666.383586][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13666.383586][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13666.383586][T19513]      netlink_rcv_skb+0x130/0x360
[13666.383586][T19513]      netlink_unicast+0x449/0x710
[13666.383586][T19513]      netlink_sendmsg+0x723/0xbe0
[13666.383586][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13666.383586][T19513]      ___sys_sendmsg+0xee/0x170
[13666.383586][T19513]      __sys_sendmsg+0xcd/0x170
[13666.383586][T19513]      do_syscall_64+0xc6/0x1e0
[13666.383586][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13666.383586][T19513] 
[13666.386039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13666.386039][T19513]      netdev_get_by_index+0x5e/0x80
[13666.386039][T19513]      fib6_nh_init+0x3d8/0x15b0
[13666.386039][T19513]      ip6_route_info_create+0xf18/0x17d0
[13666.386039][T19513]      addrconf_f6i_alloc+0x315/0x560
[13666.386039][T19513]      ipv6_add_addr+0x411/0x2000
[13666.386039][T19513]      inet6_addr_add+0x30e/0xa40
[13666.386039][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13666.386039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13666.386039][T19513]      netlink_rcv_skb+0x130/0x360
[13666.386039][T19513]      netlink_unicast+0x449/0x710
[13666.386039][T19513]      netlink_sendmsg+0x723/0xbe0
[13666.386039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13666.386039][T19513]      ___sys_sendmsg+0xee/0x170
[13666.386039][T19513]      __sys_sendmsg+0xcd/0x170
[13666.386039][T19513]      do_syscall_64+0xc6/0x1e0
[13666.386039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13666.386039][T19513] 
[13666.388386][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13666.388386][T19513]      netdev_get_by_index+0x5e/0x80
[13666.388386][T19513]      fib6_nh_init+0x3d8/0x15b0
[13666.388386][T19513]      ip6_route_info_create+0xf18/0x17d0
[13666.388386][T19513]      ip6_route_add+0x1c/0x140
[13666.388386][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13666.388386][T19513]      addrconf_add_dev+0xe2/0x170
[13666.388386][T19513]      inet6_addr_add+0x12f/0xa40
[13666.388386][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13666.388386][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13666.388386][T19513]      netlink_rcv_skb+0x130/0x360
[13666.388386][T19513]      netlink_unicast+0x449/0x710
[13666.388386][T19513]      netlink_sendmsg+0x723/0xbe0
[13666.388386][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13666.388386][T19513]      ___sys_sendmsg+0xee/0x170
[13666.388386][T19513]      __sys_sendmsg+0xcd/0x170
[13666.388386][T19513]      do_syscall_64+0xc6/0x1e0
[13666.388386][T19513] 
[13666.390733][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13666.390733][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13666.390733][T19513]      ipv6_find_idev+0x102/0x170
[13666.390733][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13666.390733][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13666.390733][T19513]      netlink_rcv_skb+0x130/0x360
[13666.390733][T19513]      netlink_unicast+0x449/0x710
[13666.390733][T19513]      netlink_sendmsg+0x723/0xbe0
[13666.390733][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13666.390733][T19513]      ___sys_sendmsg+0xee/0x170
[13666.390733][T19513]      __sys_sendmsg+0xcd/0x170
[13666.390733][T19513]      do_syscall_64+0xc6/0x1e0
[13666.390733][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13666.390733][T19513] 
[13666.392550][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13666.392550][T19513]      neigh_parms_alloc+0x1e5/0x510
[13666.392550][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13666.392550][T19513]      ipv6_find_idev+0x102/0x170
[13666.392550][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13666.392550][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13666.392550][T19513]      netlink_rcv_skb+0x130/0x360
[13666.392550][T19513]      netlink_unicast+0x449/0x710
[13666.392550][T19513]      netlink_sendmsg+0x723/0xbe0
[13666.392550][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13666.392550][T19513]      ___sys_sendmsg+0xee/0x170
[13666.392550][T19513]      __sys_sendmsg+0xcd/0x170
[13666.392550][T19513]      do_syscall_64+0xc6/0x1e0
[13666.392550][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13666.392550][T19513] 
[13676.631149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13676.631615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13676.631615][T19513]      netdev_get_by_index+0x5e/0x80
[13676.631615][T19513]      fib6_nh_init+0x3d8/0x15b0
[13676.631615][T19513]      ip6_route_info_create+0xf18/0x17d0
[13676.631615][T19513]      ip6_route_add+0x1c/0x140
[13676.631615][T19513]      addrconf_prefix_route+0x2a6/0x430
[13676.631615][T19513]      inet6_addr_add+0x4f8/0xa40
[13676.631615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13676.631615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13676.631615][T19513]      netlink_rcv_skb+0x130/0x360
[13676.631615][T19513]      netlink_unicast+0x449/0x710
[13676.631615][T19513]      netlink_sendmsg+0x723/0xbe0
[13676.631615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13676.631615][T19513]      ___sys_sendmsg+0xee/0x170
[13676.631615][T19513]      __sys_sendmsg+0xcd/0x170
[13676.631615][T19513]      do_syscall_64+0xc6/0x1e0
[13676.631615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13676.631615][T19513] 
[13676.633924][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13676.633924][T19513]      netdev_get_by_index+0x5e/0x80
[13676.633924][T19513]      fib6_nh_init+0x3d8/0x15b0
[13676.633924][T19513]      ip6_route_info_create+0xf18/0x17d0
[13676.633924][T19513]      addrconf_f6i_alloc+0x315/0x560
[13676.633924][T19513]      ipv6_add_addr+0x411/0x2000
[13676.633924][T19513]      inet6_addr_add+0x30e/0xa40
[13676.633924][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13676.633924][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13676.633924][T19513]      netlink_rcv_skb+0x130/0x360
[13676.633924][T19513]      netlink_unicast+0x449/0x710
[13676.633924][T19513]      netlink_sendmsg+0x723/0xbe0
[13676.633924][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13676.633924][T19513]      ___sys_sendmsg+0xee/0x170
[13676.633924][T19513]      __sys_sendmsg+0xcd/0x170
[13676.633924][T19513]      do_syscall_64+0xc6/0x1e0
[13676.633924][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13676.633924][T19513] 
[13676.636162][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13676.636162][T19513]      netdev_get_by_index+0x5e/0x80
[13676.636162][T19513]      fib6_nh_init+0x3d8/0x15b0
[13676.636162][T19513]      ip6_route_info_create+0xf18/0x17d0
[13676.636162][T19513]      ip6_route_add+0x1c/0x140
[13676.636162][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13676.636162][T19513]      addrconf_add_dev+0xe2/0x170
[13676.636162][T19513]      inet6_addr_add+0x12f/0xa40
[13676.636162][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13676.636162][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13676.636162][T19513]      netlink_rcv_skb+0x130/0x360
[13676.636162][T19513]      netlink_unicast+0x449/0x710
[13676.636162][T19513]      netlink_sendmsg+0x723/0xbe0
[13676.636162][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13676.636162][T19513]      ___sys_sendmsg+0xee/0x170
[13676.636162][T19513]      __sys_sendmsg+0xcd/0x170
[13676.636162][T19513]      do_syscall_64+0xc6/0x1e0
[13676.636162][T19513] 
[13676.638353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13676.638353][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13676.638353][T19513]      ipv6_find_idev+0x102/0x170
[13676.638353][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13676.638353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13676.638353][T19513]      netlink_rcv_skb+0x130/0x360
[13676.638353][T19513]      netlink_unicast+0x449/0x710
[13676.638353][T19513]      netlink_sendmsg+0x723/0xbe0
[13676.638353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13676.638353][T19513]      ___sys_sendmsg+0xee/0x170
[13676.638353][T19513]      __sys_sendmsg+0xcd/0x170
[13676.638353][T19513]      do_syscall_64+0xc6/0x1e0
[13676.638353][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13676.638353][T19513] 
[13676.640149][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13676.640149][T19513]      neigh_parms_alloc+0x1e5/0x510
[13676.640149][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13676.640149][T19513]      ipv6_find_idev+0x102/0x170
[13676.640149][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13676.640149][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13676.640149][T19513]      netlink_rcv_skb+0x130/0x360
[13676.640149][T19513]      netlink_unicast+0x449/0x710
[13676.640149][T19513]      netlink_sendmsg+0x723/0xbe0
[13676.640149][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13676.640149][T19513]      ___sys_sendmsg+0xee/0x170
[13676.640149][T19513]      __sys_sendmsg+0xcd/0x170
[13676.640149][T19513]      do_syscall_64+0xc6/0x1e0
[13676.640149][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13676.640149][T19513] 
[13686.727212][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13686.727651][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13686.727651][T19513]      netdev_get_by_index+0x5e/0x80
[13686.727651][T19513]      fib6_nh_init+0x3d8/0x15b0
[13686.727651][T19513]      ip6_route_info_create+0xf18/0x17d0
[13686.727651][T19513]      ip6_route_add+0x1c/0x140
[13686.727651][T19513]      addrconf_prefix_route+0x2a6/0x430
[13686.727651][T19513]      inet6_addr_add+0x4f8/0xa40
[13686.727651][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13686.727651][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13686.727651][T19513]      netlink_rcv_skb+0x130/0x360
[13686.727651][T19513]      netlink_unicast+0x449/0x710
[13686.727651][T19513]      netlink_sendmsg+0x723/0xbe0
[13686.727651][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13686.727651][T19513]      ___sys_sendmsg+0xee/0x170
[13686.727651][T19513]      __sys_sendmsg+0xcd/0x170
[13686.727651][T19513]      do_syscall_64+0xc6/0x1e0
[13686.727651][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13686.727651][T19513] 
[13686.729899][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13686.729899][T19513]      netdev_get_by_index+0x5e/0x80
[13686.729899][T19513]      fib6_nh_init+0x3d8/0x15b0
[13686.729899][T19513]      ip6_route_info_create+0xf18/0x17d0
[13686.729899][T19513]      addrconf_f6i_alloc+0x315/0x560
[13686.729899][T19513]      ipv6_add_addr+0x411/0x2000
[13686.729899][T19513]      inet6_addr_add+0x30e/0xa40
[13686.729899][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13686.729899][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13686.729899][T19513]      netlink_rcv_skb+0x130/0x360
[13686.729899][T19513]      netlink_unicast+0x449/0x710
[13686.729899][T19513]      netlink_sendmsg+0x723/0xbe0
[13686.729899][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13686.729899][T19513]      ___sys_sendmsg+0xee/0x170
[13686.729899][T19513]      __sys_sendmsg+0xcd/0x170
[13686.729899][T19513]      do_syscall_64+0xc6/0x1e0
[13686.729899][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13686.729899][T19513] 
[13686.732131][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13686.732131][T19513]      netdev_get_by_index+0x5e/0x80
[13686.732131][T19513]      fib6_nh_init+0x3d8/0x15b0
[13686.732131][T19513]      ip6_route_info_create+0xf18/0x17d0
[13686.732131][T19513]      ip6_route_add+0x1c/0x140
[13686.732131][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13686.732131][T19513]      addrconf_add_dev+0xe2/0x170
[13686.732131][T19513]      inet6_addr_add+0x12f/0xa40
[13686.732131][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13686.732131][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13686.732131][T19513]      netlink_rcv_skb+0x130/0x360
[13686.732131][T19513]      netlink_unicast+0x449/0x710
[13686.732131][T19513]      netlink_sendmsg+0x723/0xbe0
[13686.732131][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13686.732131][T19513]      ___sys_sendmsg+0xee/0x170
[13686.732131][T19513]      __sys_sendmsg+0xcd/0x170
[13686.732131][T19513]      do_syscall_64+0xc6/0x1e0
[13686.732131][T19513] 
[13686.734335][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13686.734335][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13686.734335][T19513]      ipv6_find_idev+0x102/0x170
[13686.734335][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13686.734335][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13686.734335][T19513]      netlink_rcv_skb+0x130/0x360
[13686.734335][T19513]      netlink_unicast+0x449/0x710
[13686.734335][T19513]      netlink_sendmsg+0x723/0xbe0
[13686.734335][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13686.734335][T19513]      ___sys_sendmsg+0xee/0x170
[13686.734335][T19513]      __sys_sendmsg+0xcd/0x170
[13686.734335][T19513]      do_syscall_64+0xc6/0x1e0
[13686.734335][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13686.734335][T19513] 
[13686.736064][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13686.736064][T19513]      neigh_parms_alloc+0x1e5/0x510
[13686.736064][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13686.736064][T19513]      ipv6_find_idev+0x102/0x170
[13686.736064][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13686.736064][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13686.736064][T19513]      netlink_rcv_skb+0x130/0x360
[13686.736064][T19513]      netlink_unicast+0x449/0x710
[13686.736064][T19513]      netlink_sendmsg+0x723/0xbe0
[13686.736064][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13686.736064][T19513]      ___sys_sendmsg+0xee/0x170
[13686.736064][T19513]      __sys_sendmsg+0xcd/0x170
[13686.736064][T19513]      do_syscall_64+0xc6/0x1e0
[13686.736064][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13686.736064][T19513] 
[13696.887187][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13696.887636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13696.887636][T19513]      netdev_get_by_index+0x5e/0x80
[13696.887636][T19513]      fib6_nh_init+0x3d8/0x15b0
[13696.887636][T19513]      ip6_route_info_create+0xf18/0x17d0
[13696.887636][T19513]      ip6_route_add+0x1c/0x140
[13696.887636][T19513]      addrconf_prefix_route+0x2a6/0x430
[13696.887636][T19513]      inet6_addr_add+0x4f8/0xa40
[13696.887636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13696.887636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13696.887636][T19513]      netlink_rcv_skb+0x130/0x360
[13696.887636][T19513]      netlink_unicast+0x449/0x710
[13696.887636][T19513]      netlink_sendmsg+0x723/0xbe0
[13696.887636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13696.887636][T19513]      ___sys_sendmsg+0xee/0x170
[13696.887636][T19513]      __sys_sendmsg+0xcd/0x170
[13696.887636][T19513]      do_syscall_64+0xc6/0x1e0
[13696.887636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13696.887636][T19513] 
[13696.889870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13696.889870][T19513]      netdev_get_by_index+0x5e/0x80
[13696.889870][T19513]      fib6_nh_init+0x3d8/0x15b0
[13696.889870][T19513]      ip6_route_info_create+0xf18/0x17d0
[13696.889870][T19513]      addrconf_f6i_alloc+0x315/0x560
[13696.889870][T19513]      ipv6_add_addr+0x411/0x2000
[13696.889870][T19513]      inet6_addr_add+0x30e/0xa40
[13696.889870][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13696.889870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13696.889870][T19513]      netlink_rcv_skb+0x130/0x360
[13696.889870][T19513]      netlink_unicast+0x449/0x710
[13696.889870][T19513]      netlink_sendmsg+0x723/0xbe0
[13696.889870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13696.889870][T19513]      ___sys_sendmsg+0xee/0x170
[13696.889870][T19513]      __sys_sendmsg+0xcd/0x170
[13696.889870][T19513]      do_syscall_64+0xc6/0x1e0
[13696.889870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13696.889870][T19513] 
[13696.892093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13696.892093][T19513]      netdev_get_by_index+0x5e/0x80
[13696.892093][T19513]      fib6_nh_init+0x3d8/0x15b0
[13696.892093][T19513]      ip6_route_info_create+0xf18/0x17d0
[13696.892093][T19513]      ip6_route_add+0x1c/0x140
[13696.892093][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13696.892093][T19513]      addrconf_add_dev+0xe2/0x170
[13696.892093][T19513]      inet6_addr_add+0x12f/0xa40
[13696.892093][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13696.892093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13696.892093][T19513]      netlink_rcv_skb+0x130/0x360
[13696.892093][T19513]      netlink_unicast+0x449/0x710
[13696.892093][T19513]      netlink_sendmsg+0x723/0xbe0
[13696.892093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13696.892093][T19513]      ___sys_sendmsg+0xee/0x170
[13696.892093][T19513]      __sys_sendmsg+0xcd/0x170
[13696.892093][T19513]      do_syscall_64+0xc6/0x1e0
[13696.892093][T19513] 
[13696.894307][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13696.894307][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13696.894307][T19513]      ipv6_find_idev+0x102/0x170
[13696.894307][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13696.894307][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13696.894307][T19513]      netlink_rcv_skb+0x130/0x360
[13696.894307][T19513]      netlink_unicast+0x449/0x710
[13696.894307][T19513]      netlink_sendmsg+0x723/0xbe0
[13696.894307][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13696.894307][T19513]      ___sys_sendmsg+0xee/0x170
[13696.894307][T19513]      __sys_sendmsg+0xcd/0x170
[13696.894307][T19513]      do_syscall_64+0xc6/0x1e0
[13696.894307][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13696.894307][T19513] 
[13696.896025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13696.896025][T19513]      neigh_parms_alloc+0x1e5/0x510
[13696.896025][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13696.896025][T19513]      ipv6_find_idev+0x102/0x170
[13696.896025][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13696.896025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13696.896025][T19513]      netlink_rcv_skb+0x130/0x360
[13696.896025][T19513]      netlink_unicast+0x449/0x710
[13696.896025][T19513]      netlink_sendmsg+0x723/0xbe0
[13696.896025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13696.896025][T19513]      ___sys_sendmsg+0xee/0x170
[13696.896025][T19513]      __sys_sendmsg+0xcd/0x170
[13696.896025][T19513]      do_syscall_64+0xc6/0x1e0
[13696.896025][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13696.896025][T19513] 
[13707.343216][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13707.343822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13707.343822][T19513]      netdev_get_by_index+0x5e/0x80
[13707.343822][T19513]      fib6_nh_init+0x3d8/0x15b0
[13707.343822][T19513]      ip6_route_info_create+0xf18/0x17d0
[13707.343822][T19513]      ip6_route_add+0x1c/0x140
[13707.343822][T19513]      addrconf_prefix_route+0x2a6/0x430
[13707.343822][T19513]      inet6_addr_add+0x4f8/0xa40
[13707.343822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13707.343822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13707.343822][T19513]      netlink_rcv_skb+0x130/0x360
[13707.343822][T19513]      netlink_unicast+0x449/0x710
[13707.343822][T19513]      netlink_sendmsg+0x723/0xbe0
[13707.343822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13707.343822][T19513]      ___sys_sendmsg+0xee/0x170
[13707.343822][T19513]      __sys_sendmsg+0xcd/0x170
[13707.343822][T19513]      do_syscall_64+0xc6/0x1e0
[13707.343822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13707.343822][T19513] 
[13707.347388][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13707.347388][T19513]      netdev_get_by_index+0x5e/0x80
[13707.347388][T19513]      fib6_nh_init+0x3d8/0x15b0
[13707.347388][T19513]      ip6_route_info_create+0xf18/0x17d0
[13707.347388][T19513]      addrconf_f6i_alloc+0x315/0x560
[13707.347388][T19513]      ipv6_add_addr+0x411/0x2000
[13707.347388][T19513]      inet6_addr_add+0x30e/0xa40
[13707.347388][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13707.347388][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13707.347388][T19513]      netlink_rcv_skb+0x130/0x360
[13707.347388][T19513]      netlink_unicast+0x449/0x710
[13707.347388][T19513]      netlink_sendmsg+0x723/0xbe0
[13707.347388][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13707.347388][T19513]      ___sys_sendmsg+0xee/0x170
[13707.347388][T19513]      __sys_sendmsg+0xcd/0x170
[13707.347388][T19513]      do_syscall_64+0xc6/0x1e0
[13707.347388][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13707.347388][T19513] 
[13707.350781][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13707.350781][T19513]      netdev_get_by_index+0x5e/0x80
[13707.350781][T19513]      fib6_nh_init+0x3d8/0x15b0
[13707.350781][T19513]      ip6_route_info_create+0xf18/0x17d0
[13707.350781][T19513]      ip6_route_add+0x1c/0x140
[13707.350781][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13707.350781][T19513]      addrconf_add_dev+0xe2/0x170
[13707.350781][T19513]      inet6_addr_add+0x12f/0xa40
[13707.350781][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13707.350781][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13707.350781][T19513]      netlink_rcv_skb+0x130/0x360
[13707.350781][T19513]      netlink_unicast+0x449/0x710
[13707.350781][T19513]      netlink_sendmsg+0x723/0xbe0
[13707.350781][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13707.350781][T19513]      ___sys_sendmsg+0xee/0x170
[13707.350781][T19513]      __sys_sendmsg+0xcd/0x170
[13707.350781][T19513]      do_syscall_64+0xc6/0x1e0
[13707.350781][T19513] 
[13707.353716][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13707.353716][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13707.353716][T19513]      ipv6_find_idev+0x102/0x170
[13707.353716][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13707.353716][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13707.353716][T19513]      netlink_rcv_skb+0x130/0x360
[13707.353716][T19513]      netlink_unicast+0x449/0x710
[13707.353716][T19513]      netlink_sendmsg+0x723/0xbe0
[13707.353716][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13707.353716][T19513]      ___sys_sendmsg+0xee/0x170
[13707.353716][T19513]      __sys_sendmsg+0xcd/0x170
[13707.353716][T19513]      do_syscall_64+0xc6/0x1e0
[13707.353716][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13707.353716][T19513] 
[13707.356324][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13707.356324][T19513]      neigh_parms_alloc+0x1e5/0x510
[13707.356324][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13707.356324][T19513]      ipv6_find_idev+0x102/0x170
[13707.356324][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13707.356324][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13707.356324][T19513]      netlink_rcv_skb+0x130/0x360
[13707.356324][T19513]      netlink_unicast+0x449/0x710
[13707.356324][T19513]      netlink_sendmsg+0x723/0xbe0
[13707.356324][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13707.356324][T19513]      ___sys_sendmsg+0xee/0x170
[13707.356324][T19513]      __sys_sendmsg+0xcd/0x170
[13707.356324][T19513]      do_syscall_64+0xc6/0x1e0
[13707.356324][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13707.356324][T19513] 
[13717.607157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13717.607623][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13717.607623][T19513]      netdev_get_by_index+0x5e/0x80
[13717.607623][T19513]      fib6_nh_init+0x3d8/0x15b0
[13717.607623][T19513]      ip6_route_info_create+0xf18/0x17d0
[13717.607623][T19513]      ip6_route_add+0x1c/0x140
[13717.607623][T19513]      addrconf_prefix_route+0x2a6/0x430
[13717.607623][T19513]      inet6_addr_add+0x4f8/0xa40
[13717.607623][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13717.607623][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13717.607623][T19513]      netlink_rcv_skb+0x130/0x360
[13717.607623][T19513]      netlink_unicast+0x449/0x710
[13717.607623][T19513]      netlink_sendmsg+0x723/0xbe0
[13717.607623][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13717.607623][T19513]      ___sys_sendmsg+0xee/0x170
[13717.607623][T19513]      __sys_sendmsg+0xcd/0x170
[13717.607623][T19513]      do_syscall_64+0xc6/0x1e0
[13717.607623][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13717.607623][T19513] 
[13717.609856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13717.609856][T19513]      netdev_get_by_index+0x5e/0x80
[13717.609856][T19513]      fib6_nh_init+0x3d8/0x15b0
[13717.609856][T19513]      ip6_route_info_create+0xf18/0x17d0
[13717.609856][T19513]      addrconf_f6i_alloc+0x315/0x560
[13717.609856][T19513]      ipv6_add_addr+0x411/0x2000
[13717.609856][T19513]      inet6_addr_add+0x30e/0xa40
[13717.609856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13717.609856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13717.609856][T19513]      netlink_rcv_skb+0x130/0x360
[13717.609856][T19513]      netlink_unicast+0x449/0x710
[13717.609856][T19513]      netlink_sendmsg+0x723/0xbe0
[13717.609856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13717.609856][T19513]      ___sys_sendmsg+0xee/0x170
[13717.609856][T19513]      __sys_sendmsg+0xcd/0x170
[13717.609856][T19513]      do_syscall_64+0xc6/0x1e0
[13717.609856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13717.609856][T19513] 
[13717.612061][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13717.612061][T19513]      netdev_get_by_index+0x5e/0x80
[13717.612061][T19513]      fib6_nh_init+0x3d8/0x15b0
[13717.612061][T19513]      ip6_route_info_create+0xf18/0x17d0
[13717.612061][T19513]      ip6_route_add+0x1c/0x140
[13717.612061][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13717.612061][T19513]      addrconf_add_dev+0xe2/0x170
[13717.612061][T19513]      inet6_addr_add+0x12f/0xa40
[13717.612061][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13717.612061][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13717.612061][T19513]      netlink_rcv_skb+0x130/0x360
[13717.612061][T19513]      netlink_unicast+0x449/0x710
[13717.612061][T19513]      netlink_sendmsg+0x723/0xbe0
[13717.612061][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13717.612061][T19513]      ___sys_sendmsg+0xee/0x170
[13717.612061][T19513]      __sys_sendmsg+0xcd/0x170
[13717.612061][T19513]      do_syscall_64+0xc6/0x1e0
[13717.612061][T19513] 
[13717.614232][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13717.614232][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13717.614232][T19513]      ipv6_find_idev+0x102/0x170
[13717.614232][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13717.614232][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13717.614232][T19513]      netlink_rcv_skb+0x130/0x360
[13717.614232][T19513]      netlink_unicast+0x449/0x710
[13717.614232][T19513]      netlink_sendmsg+0x723/0xbe0
[13717.614232][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13717.614232][T19513]      ___sys_sendmsg+0xee/0x170
[13717.614232][T19513]      __sys_sendmsg+0xcd/0x170
[13717.614232][T19513]      do_syscall_64+0xc6/0x1e0
[13717.614232][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13717.614232][T19513] 
[13717.615922][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13717.615922][T19513]      neigh_parms_alloc+0x1e5/0x510
[13717.615922][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13717.615922][T19513]      ipv6_find_idev+0x102/0x170
[13717.615922][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13717.615922][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13717.615922][T19513]      netlink_rcv_skb+0x130/0x360
[13717.615922][T19513]      netlink_unicast+0x449/0x710
[13717.615922][T19513]      netlink_sendmsg+0x723/0xbe0
[13717.615922][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13717.615922][T19513]      ___sys_sendmsg+0xee/0x170
[13717.615922][T19513]      __sys_sendmsg+0xcd/0x170
[13717.615922][T19513]      do_syscall_64+0xc6/0x1e0
[13717.615922][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13717.615922][T19513] 
[13727.631188][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13727.631670][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13727.631670][T19513]      netdev_get_by_index+0x5e/0x80
[13727.631670][T19513]      fib6_nh_init+0x3d8/0x15b0
[13727.631670][T19513]      ip6_route_info_create+0xf18/0x17d0
[13727.631670][T19513]      ip6_route_add+0x1c/0x140
[13727.631670][T19513]      addrconf_prefix_route+0x2a6/0x430
[13727.631670][T19513]      inet6_addr_add+0x4f8/0xa40
[13727.631670][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13727.631670][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13727.631670][T19513]      netlink_rcv_skb+0x130/0x360
[13727.631670][T19513]      netlink_unicast+0x449/0x710
[13727.631670][T19513]      netlink_sendmsg+0x723/0xbe0
[13727.631670][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13727.631670][T19513]      ___sys_sendmsg+0xee/0x170
[13727.631670][T19513]      __sys_sendmsg+0xcd/0x170
[13727.631670][T19513]      do_syscall_64+0xc6/0x1e0
[13727.631670][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13727.631670][T19513] 
[13727.633892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13727.633892][T19513]      netdev_get_by_index+0x5e/0x80
[13727.633892][T19513]      fib6_nh_init+0x3d8/0x15b0
[13727.633892][T19513]      ip6_route_info_create+0xf18/0x17d0
[13727.633892][T19513]      addrconf_f6i_alloc+0x315/0x560
[13727.633892][T19513]      ipv6_add_addr+0x411/0x2000
[13727.633892][T19513]      inet6_addr_add+0x30e/0xa40
[13727.633892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13727.633892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13727.633892][T19513]      netlink_rcv_skb+0x130/0x360
[13727.633892][T19513]      netlink_unicast+0x449/0x710
[13727.633892][T19513]      netlink_sendmsg+0x723/0xbe0
[13727.633892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13727.633892][T19513]      ___sys_sendmsg+0xee/0x170
[13727.633892][T19513]      __sys_sendmsg+0xcd/0x170
[13727.633892][T19513]      do_syscall_64+0xc6/0x1e0
[13727.633892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13727.633892][T19513] 
[13727.636081][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13727.636081][T19513]      netdev_get_by_index+0x5e/0x80
[13727.636081][T19513]      fib6_nh_init+0x3d8/0x15b0
[13727.636081][T19513]      ip6_route_info_create+0xf18/0x17d0
[13727.636081][T19513]      ip6_route_add+0x1c/0x140
[13727.636081][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13727.636081][T19513]      addrconf_add_dev+0xe2/0x170
[13727.636081][T19513]      inet6_addr_add+0x12f/0xa40
[13727.636081][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13727.636081][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13727.636081][T19513]      netlink_rcv_skb+0x130/0x360
[13727.636081][T19513]      netlink_unicast+0x449/0x710
[13727.636081][T19513]      netlink_sendmsg+0x723/0xbe0
[13727.636081][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13727.636081][T19513]      ___sys_sendmsg+0xee/0x170
[13727.636081][T19513]      __sys_sendmsg+0xcd/0x170
[13727.636081][T19513]      do_syscall_64+0xc6/0x1e0
[13727.636081][T19513] 
[13727.638221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13727.638221][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13727.638221][T19513]      ipv6_find_idev+0x102/0x170
[13727.638221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13727.638221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13727.638221][T19513]      netlink_rcv_skb+0x130/0x360
[13727.638221][T19513]      netlink_unicast+0x449/0x710
[13727.638221][T19513]      netlink_sendmsg+0x723/0xbe0
[13727.638221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13727.638221][T19513]      ___sys_sendmsg+0xee/0x170
[13727.638221][T19513]      __sys_sendmsg+0xcd/0x170
[13727.638221][T19513]      do_syscall_64+0xc6/0x1e0
[13727.638221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13727.638221][T19513] 
[13727.639903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13727.639903][T19513]      neigh_parms_alloc+0x1e5/0x510
[13727.639903][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13727.639903][T19513]      ipv6_find_idev+0x102/0x170
[13727.639903][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13727.639903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13727.639903][T19513]      netlink_rcv_skb+0x130/0x360
[13727.639903][T19513]      netlink_unicast+0x449/0x710
[13727.639903][T19513]      netlink_sendmsg+0x723/0xbe0
[13727.639903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13727.639903][T19513]      ___sys_sendmsg+0xee/0x170
[13727.639903][T19513]      __sys_sendmsg+0xcd/0x170
[13727.639903][T19513]      do_syscall_64+0xc6/0x1e0
[13727.639903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13727.639903][T19513] 
[13737.879149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13737.879624][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13737.879624][T19513]      netdev_get_by_index+0x5e/0x80
[13737.879624][T19513]      fib6_nh_init+0x3d8/0x15b0
[13737.879624][T19513]      ip6_route_info_create+0xf18/0x17d0
[13737.879624][T19513]      ip6_route_add+0x1c/0x140
[13737.879624][T19513]      addrconf_prefix_route+0x2a6/0x430
[13737.879624][T19513]      inet6_addr_add+0x4f8/0xa40
[13737.879624][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13737.879624][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13737.879624][T19513]      netlink_rcv_skb+0x130/0x360
[13737.879624][T19513]      netlink_unicast+0x449/0x710
[13737.879624][T19513]      netlink_sendmsg+0x723/0xbe0
[13737.879624][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13737.879624][T19513]      ___sys_sendmsg+0xee/0x170
[13737.879624][T19513]      __sys_sendmsg+0xcd/0x170
[13737.879624][T19513]      do_syscall_64+0xc6/0x1e0
[13737.879624][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13737.879624][T19513] 
[13737.881982][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13737.881982][T19513]      netdev_get_by_index+0x5e/0x80
[13737.881982][T19513]      fib6_nh_init+0x3d8/0x15b0
[13737.881982][T19513]      ip6_route_info_create+0xf18/0x17d0
[13737.881982][T19513]      addrconf_f6i_alloc+0x315/0x560
[13737.881982][T19513]      ipv6_add_addr+0x411/0x2000
[13737.881982][T19513]      inet6_addr_add+0x30e/0xa40
[13737.881982][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13737.881982][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13737.881982][T19513]      netlink_rcv_skb+0x130/0x360
[13737.881982][T19513]      netlink_unicast+0x449/0x710
[13737.881982][T19513]      netlink_sendmsg+0x723/0xbe0
[13737.881982][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13737.881982][T19513]      ___sys_sendmsg+0xee/0x170
[13737.881982][T19513]      __sys_sendmsg+0xcd/0x170
[13737.881982][T19513]      do_syscall_64+0xc6/0x1e0
[13737.881982][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13737.881982][T19513] 
[13737.884352][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13737.884352][T19513]      netdev_get_by_index+0x5e/0x80
[13737.884352][T19513]      fib6_nh_init+0x3d8/0x15b0
[13737.884352][T19513]      ip6_route_info_create+0xf18/0x17d0
[13737.884352][T19513]      ip6_route_add+0x1c/0x140
[13737.884352][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13737.884352][T19513]      addrconf_add_dev+0xe2/0x170
[13737.884352][T19513]      inet6_addr_add+0x12f/0xa40
[13737.884352][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13737.884352][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13737.884352][T19513]      netlink_rcv_skb+0x130/0x360
[13737.884352][T19513]      netlink_unicast+0x449/0x710
[13737.884352][T19513]      netlink_sendmsg+0x723/0xbe0
[13737.884352][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13737.884352][T19513]      ___sys_sendmsg+0xee/0x170
[13737.884352][T19513]      __sys_sendmsg+0xcd/0x170
[13737.884352][T19513]      do_syscall_64+0xc6/0x1e0
[13737.884352][T19513] 
[13737.886638][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13737.886638][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13737.886638][T19513]      ipv6_find_idev+0x102/0x170
[13737.886638][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13737.886638][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13737.886638][T19513]      netlink_rcv_skb+0x130/0x360
[13737.886638][T19513]      netlink_unicast+0x449/0x710
[13737.886638][T19513]      netlink_sendmsg+0x723/0xbe0
[13737.886638][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13737.886638][T19513]      ___sys_sendmsg+0xee/0x170
[13737.886638][T19513]      __sys_sendmsg+0xcd/0x170
[13737.886638][T19513]      do_syscall_64+0xc6/0x1e0
[13737.886638][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13737.886638][T19513] 
[13737.888433][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13737.888433][T19513]      neigh_parms_alloc+0x1e5/0x510
[13737.888433][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13737.888433][T19513]      ipv6_find_idev+0x102/0x170
[13737.888433][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13737.888433][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13737.888433][T19513]      netlink_rcv_skb+0x130/0x360
[13737.888433][T19513]      netlink_unicast+0x449/0x710
[13737.888433][T19513]      netlink_sendmsg+0x723/0xbe0
[13737.888433][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13737.888433][T19513]      ___sys_sendmsg+0xee/0x170
[13737.888433][T19513]      __sys_sendmsg+0xcd/0x170
[13737.888433][T19513]      do_syscall_64+0xc6/0x1e0
[13737.888433][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13737.888433][T19513] 
[13748.127194][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13748.128142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13748.128142][T19513]      netdev_get_by_index+0x5e/0x80
[13748.128142][T19513]      fib6_nh_init+0x3d8/0x15b0
[13748.128142][T19513]      ip6_route_info_create+0xf18/0x17d0
[13748.128142][T19513]      ip6_route_add+0x1c/0x140
[13748.128142][T19513]      addrconf_prefix_route+0x2a6/0x430
[13748.128142][T19513]      inet6_addr_add+0x4f8/0xa40
[13748.128142][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13748.128142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13748.128142][T19513]      netlink_rcv_skb+0x130/0x360
[13748.128142][T19513]      netlink_unicast+0x449/0x710
[13748.128142][T19513]      netlink_sendmsg+0x723/0xbe0
[13748.128142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13748.128142][T19513]      ___sys_sendmsg+0xee/0x170
[13748.128142][T19513]      __sys_sendmsg+0xcd/0x170
[13748.128142][T19513]      do_syscall_64+0xc6/0x1e0
[13748.128142][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13748.128142][T19513] 
[13748.130342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13748.130342][T19513]      netdev_get_by_index+0x5e/0x80
[13748.130342][T19513]      fib6_nh_init+0x3d8/0x15b0
[13748.130342][T19513]      ip6_route_info_create+0xf18/0x17d0
[13748.130342][T19513]      addrconf_f6i_alloc+0x315/0x560
[13748.130342][T19513]      ipv6_add_addr+0x411/0x2000
[13748.130342][T19513]      inet6_addr_add+0x30e/0xa40
[13748.130342][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13748.130342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13748.130342][T19513]      netlink_rcv_skb+0x130/0x360
[13748.130342][T19513]      netlink_unicast+0x449/0x710
[13748.130342][T19513]      netlink_sendmsg+0x723/0xbe0
[13748.130342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13748.130342][T19513]      ___sys_sendmsg+0xee/0x170
[13748.130342][T19513]      __sys_sendmsg+0xcd/0x170
[13748.130342][T19513]      do_syscall_64+0xc6/0x1e0
[13748.130342][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13748.130342][T19513] 
[13748.132540][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13748.132540][T19513]      netdev_get_by_index+0x5e/0x80
[13748.132540][T19513]      fib6_nh_init+0x3d8/0x15b0
[13748.132540][T19513]      ip6_route_info_create+0xf18/0x17d0
[13748.132540][T19513]      ip6_route_add+0x1c/0x140
[13748.132540][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13748.132540][T19513]      addrconf_add_dev+0xe2/0x170
[13748.132540][T19513]      inet6_addr_add+0x12f/0xa40
[13748.132540][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13748.132540][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13748.132540][T19513]      netlink_rcv_skb+0x130/0x360
[13748.132540][T19513]      netlink_unicast+0x449/0x710
[13748.132540][T19513]      netlink_sendmsg+0x723/0xbe0
[13748.132540][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13748.132540][T19513]      ___sys_sendmsg+0xee/0x170
[13748.132540][T19513]      __sys_sendmsg+0xcd/0x170
[13748.132540][T19513]      do_syscall_64+0xc6/0x1e0
[13748.132540][T19513] 
[13748.134709][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13748.134709][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13748.134709][T19513]      ipv6_find_idev+0x102/0x170
[13748.134709][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13748.134709][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13748.134709][T19513]      netlink_rcv_skb+0x130/0x360
[13748.134709][T19513]      netlink_unicast+0x449/0x710
[13748.134709][T19513]      netlink_sendmsg+0x723/0xbe0
[13748.134709][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13748.134709][T19513]      ___sys_sendmsg+0xee/0x170
[13748.134709][T19513]      __sys_sendmsg+0xcd/0x170
[13748.134709][T19513]      do_syscall_64+0xc6/0x1e0
[13748.134709][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13748.134709][T19513] 
[13748.136418][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13748.136418][T19513]      neigh_parms_alloc+0x1e5/0x510
[13748.136418][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13748.136418][T19513]      ipv6_find_idev+0x102/0x170
[13748.136418][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13748.136418][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13748.136418][T19513]      netlink_rcv_skb+0x130/0x360
[13748.136418][T19513]      netlink_unicast+0x449/0x710
[13748.136418][T19513]      netlink_sendmsg+0x723/0xbe0
[13748.136418][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13748.136418][T19513]      ___sys_sendmsg+0xee/0x170
[13748.136418][T19513]      __sys_sendmsg+0xcd/0x170
[13748.136418][T19513]      do_syscall_64+0xc6/0x1e0
[13748.136418][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13748.136418][T19513] 
[13758.375134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13758.375617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13758.375617][T19513]      netdev_get_by_index+0x5e/0x80
[13758.375617][T19513]      fib6_nh_init+0x3d8/0x15b0
[13758.375617][T19513]      ip6_route_info_create+0xf18/0x17d0
[13758.375617][T19513]      ip6_route_add+0x1c/0x140
[13758.375617][T19513]      addrconf_prefix_route+0x2a6/0x430
[13758.375617][T19513]      inet6_addr_add+0x4f8/0xa40
[13758.375617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13758.375617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13758.375617][T19513]      netlink_rcv_skb+0x130/0x360
[13758.375617][T19513]      netlink_unicast+0x449/0x710
[13758.375617][T19513]      netlink_sendmsg+0x723/0xbe0
[13758.375617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13758.375617][T19513]      ___sys_sendmsg+0xee/0x170
[13758.375617][T19513]      __sys_sendmsg+0xcd/0x170
[13758.375617][T19513]      do_syscall_64+0xc6/0x1e0
[13758.375617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13758.375617][T19513] 
[13758.377846][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13758.377846][T19513]      netdev_get_by_index+0x5e/0x80
[13758.377846][T19513]      fib6_nh_init+0x3d8/0x15b0
[13758.377846][T19513]      ip6_route_info_create+0xf18/0x17d0
[13758.377846][T19513]      addrconf_f6i_alloc+0x315/0x560
[13758.377846][T19513]      ipv6_add_addr+0x411/0x2000
[13758.377846][T19513]      inet6_addr_add+0x30e/0xa40
[13758.377846][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13758.377846][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13758.377846][T19513]      netlink_rcv_skb+0x130/0x360
[13758.377846][T19513]      netlink_unicast+0x449/0x710
[13758.377846][T19513]      netlink_sendmsg+0x723/0xbe0
[13758.377846][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13758.377846][T19513]      ___sys_sendmsg+0xee/0x170
[13758.377846][T19513]      __sys_sendmsg+0xcd/0x170
[13758.377846][T19513]      do_syscall_64+0xc6/0x1e0
[13758.377846][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13758.377846][T19513] 
[13758.380044][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13758.380044][T19513]      netdev_get_by_index+0x5e/0x80
[13758.380044][T19513]      fib6_nh_init+0x3d8/0x15b0
[13758.380044][T19513]      ip6_route_info_create+0xf18/0x17d0
[13758.380044][T19513]      ip6_route_add+0x1c/0x140
[13758.380044][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13758.380044][T19513]      addrconf_add_dev+0xe2/0x170
[13758.380044][T19513]      inet6_addr_add+0x12f/0xa40
[13758.380044][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13758.380044][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13758.380044][T19513]      netlink_rcv_skb+0x130/0x360
[13758.380044][T19513]      netlink_unicast+0x449/0x710
[13758.380044][T19513]      netlink_sendmsg+0x723/0xbe0
[13758.380044][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13758.380044][T19513]      ___sys_sendmsg+0xee/0x170
[13758.380044][T19513]      __sys_sendmsg+0xcd/0x170
[13758.380044][T19513]      do_syscall_64+0xc6/0x1e0
[13758.380044][T19513] 
[13758.382209][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13758.382209][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13758.382209][T19513]      ipv6_find_idev+0x102/0x170
[13758.382209][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13758.382209][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13758.382209][T19513]      netlink_rcv_skb+0x130/0x360
[13758.382209][T19513]      netlink_unicast+0x449/0x710
[13758.382209][T19513]      netlink_sendmsg+0x723/0xbe0
[13758.382209][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13758.382209][T19513]      ___sys_sendmsg+0xee/0x170
[13758.382209][T19513]      __sys_sendmsg+0xcd/0x170
[13758.382209][T19513]      do_syscall_64+0xc6/0x1e0
[13758.382209][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13758.382209][T19513] 
[13758.384097][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13758.384097][T19513]      neigh_parms_alloc+0x1e5/0x510
[13758.384097][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13758.384097][T19513]      ipv6_find_idev+0x102/0x170
[13758.384097][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13758.384097][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13758.384097][T19513]      netlink_rcv_skb+0x130/0x360
[13758.384097][T19513]      netlink_unicast+0x449/0x710
[13758.384097][T19513]      netlink_sendmsg+0x723/0xbe0
[13758.384097][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13758.384097][T19513]      ___sys_sendmsg+0xee/0x170
[13758.384097][T19513]      __sys_sendmsg+0xcd/0x170
[13758.384097][T19513]      do_syscall_64+0xc6/0x1e0
[13758.384097][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13758.384097][T19513] 
[13768.623113][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13768.623676][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13768.623676][T19513]      netdev_get_by_index+0x5e/0x80
[13768.623676][T19513]      fib6_nh_init+0x3d8/0x15b0
[13768.623676][T19513]      ip6_route_info_create+0xf18/0x17d0
[13768.623676][T19513]      ip6_route_add+0x1c/0x140
[13768.623676][T19513]      addrconf_prefix_route+0x2a6/0x430
[13768.623676][T19513]      inet6_addr_add+0x4f8/0xa40
[13768.623676][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13768.623676][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13768.623676][T19513]      netlink_rcv_skb+0x130/0x360
[13768.623676][T19513]      netlink_unicast+0x449/0x710
[13768.623676][T19513]      netlink_sendmsg+0x723/0xbe0
[13768.623676][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13768.623676][T19513]      ___sys_sendmsg+0xee/0x170
[13768.623676][T19513]      __sys_sendmsg+0xcd/0x170
[13768.623676][T19513]      do_syscall_64+0xc6/0x1e0
[13768.623676][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13768.623676][T19513] 
[13768.626824][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13768.626824][T19513]      netdev_get_by_index+0x5e/0x80
[13768.626824][T19513]      fib6_nh_init+0x3d8/0x15b0
[13768.626824][T19513]      ip6_route_info_create+0xf18/0x17d0
[13768.626824][T19513]      addrconf_f6i_alloc+0x315/0x560
[13768.626824][T19513]      ipv6_add_addr+0x411/0x2000
[13768.626824][T19513]      inet6_addr_add+0x30e/0xa40
[13768.626824][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13768.626824][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13768.626824][T19513]      netlink_rcv_skb+0x130/0x360
[13768.626824][T19513]      netlink_unicast+0x449/0x710
[13768.626824][T19513]      netlink_sendmsg+0x723/0xbe0
[13768.626824][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13768.626824][T19513]      ___sys_sendmsg+0xee/0x170
[13768.626824][T19513]      __sys_sendmsg+0xcd/0x170
[13768.626824][T19513]      do_syscall_64+0xc6/0x1e0
[13768.626824][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13768.626824][T19513] 
[13768.630041][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13768.630041][T19513]      netdev_get_by_index+0x5e/0x80
[13768.630041][T19513]      fib6_nh_init+0x3d8/0x15b0
[13768.630041][T19513]      ip6_route_info_create+0xf18/0x17d0
[13768.630041][T19513]      ip6_route_add+0x1c/0x140
[13768.630041][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13768.630041][T19513]      addrconf_add_dev+0xe2/0x170
[13768.630041][T19513]      inet6_addr_add+0x12f/0xa40
[13768.630041][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13768.630041][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13768.630041][T19513]      netlink_rcv_skb+0x130/0x360
[13768.630041][T19513]      netlink_unicast+0x449/0x710
[13768.630041][T19513]      netlink_sendmsg+0x723/0xbe0
[13768.630041][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13768.630041][T19513]      ___sys_sendmsg+0xee/0x170
[13768.630041][T19513]      __sys_sendmsg+0xcd/0x170
[13768.630041][T19513]      do_syscall_64+0xc6/0x1e0
[13768.630041][T19513] 
[13768.633281][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13768.633281][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13768.633281][T19513]      ipv6_find_idev+0x102/0x170
[13768.633281][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13768.633281][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13768.633281][T19513]      netlink_rcv_skb+0x130/0x360
[13768.633281][T19513]      netlink_unicast+0x449/0x710
[13768.633281][T19513]      netlink_sendmsg+0x723/0xbe0
[13768.633281][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13768.633281][T19513]      ___sys_sendmsg+0xee/0x170
[13768.633281][T19513]      __sys_sendmsg+0xcd/0x170
[13768.633281][T19513]      do_syscall_64+0xc6/0x1e0
[13768.633281][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13768.633281][T19513] 
[13768.635271][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13768.635271][T19513]      neigh_parms_alloc+0x1e5/0x510
[13768.635271][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13768.635271][T19513]      ipv6_find_idev+0x102/0x170
[13768.635271][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13768.635271][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13768.635271][T19513]      netlink_rcv_skb+0x130/0x360
[13768.635271][T19513]      netlink_unicast+0x449/0x710
[13768.635271][T19513]      netlink_sendmsg+0x723/0xbe0
[13768.635271][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13768.635271][T19513]      ___sys_sendmsg+0xee/0x170
[13768.635271][T19513]      __sys_sendmsg+0xcd/0x170
[13768.635271][T19513]      do_syscall_64+0xc6/0x1e0
[13768.635271][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13768.635271][T19513] 
[13778.799264][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13778.799744][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13778.799744][T19513]      netdev_get_by_index+0x5e/0x80
[13778.799744][T19513]      fib6_nh_init+0x3d8/0x15b0
[13778.799744][T19513]      ip6_route_info_create+0xf18/0x17d0
[13778.799744][T19513]      ip6_route_add+0x1c/0x140
[13778.799744][T19513]      addrconf_prefix_route+0x2a6/0x430
[13778.799744][T19513]      inet6_addr_add+0x4f8/0xa40
[13778.799744][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13778.799744][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13778.799744][T19513]      netlink_rcv_skb+0x130/0x360
[13778.799744][T19513]      netlink_unicast+0x449/0x710
[13778.799744][T19513]      netlink_sendmsg+0x723/0xbe0
[13778.799744][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13778.799744][T19513]      ___sys_sendmsg+0xee/0x170
[13778.799744][T19513]      __sys_sendmsg+0xcd/0x170
[13778.799744][T19513]      do_syscall_64+0xc6/0x1e0
[13778.799744][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13778.799744][T19513] 
[13778.802038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13778.802038][T19513]      netdev_get_by_index+0x5e/0x80
[13778.802038][T19513]      fib6_nh_init+0x3d8/0x15b0
[13778.802038][T19513]      ip6_route_info_create+0xf18/0x17d0
[13778.802038][T19513]      addrconf_f6i_alloc+0x315/0x560
[13778.802038][T19513]      ipv6_add_addr+0x411/0x2000
[13778.802038][T19513]      inet6_addr_add+0x30e/0xa40
[13778.802038][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13778.802038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13778.802038][T19513]      netlink_rcv_skb+0x130/0x360
[13778.802038][T19513]      netlink_unicast+0x449/0x710
[13778.802038][T19513]      netlink_sendmsg+0x723/0xbe0
[13778.802038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13778.802038][T19513]      ___sys_sendmsg+0xee/0x170
[13778.802038][T19513]      __sys_sendmsg+0xcd/0x170
[13778.802038][T19513]      do_syscall_64+0xc6/0x1e0
[13778.802038][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13778.802038][T19513] 
[13778.804286][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13778.804286][T19513]      netdev_get_by_index+0x5e/0x80
[13778.804286][T19513]      fib6_nh_init+0x3d8/0x15b0
[13778.804286][T19513]      ip6_route_info_create+0xf18/0x17d0
[13778.804286][T19513]      ip6_route_add+0x1c/0x140
[13778.804286][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13778.804286][T19513]      addrconf_add_dev+0xe2/0x170
[13778.804286][T19513]      inet6_addr_add+0x12f/0xa40
[13778.804286][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13778.804286][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13778.804286][T19513]      netlink_rcv_skb+0x130/0x360
[13778.804286][T19513]      netlink_unicast+0x449/0x710
[13778.804286][T19513]      netlink_sendmsg+0x723/0xbe0
[13778.804286][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13778.804286][T19513]      ___sys_sendmsg+0xee/0x170
[13778.804286][T19513]      __sys_sendmsg+0xcd/0x170
[13778.804286][T19513]      do_syscall_64+0xc6/0x1e0
[13778.804286][T19513] 
[13778.806522][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13778.806522][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13778.806522][T19513]      ipv6_find_idev+0x102/0x170
[13778.806522][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13778.806522][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13778.806522][T19513]      netlink_rcv_skb+0x130/0x360
[13778.806522][T19513]      netlink_unicast+0x449/0x710
[13778.806522][T19513]      netlink_sendmsg+0x723/0xbe0
[13778.806522][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13778.806522][T19513]      ___sys_sendmsg+0xee/0x170
[13778.806522][T19513]      __sys_sendmsg+0xcd/0x170
[13778.806522][T19513]      do_syscall_64+0xc6/0x1e0
[13778.806522][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13778.806522][T19513] 
[13778.808262][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13778.808262][T19513]      neigh_parms_alloc+0x1e5/0x510
[13778.808262][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13778.808262][T19513]      ipv6_find_idev+0x102/0x170
[13778.808262][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13778.808262][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13778.808262][T19513]      netlink_rcv_skb+0x130/0x360
[13778.808262][T19513]      netlink_unicast+0x449/0x710
[13778.808262][T19513]      netlink_sendmsg+0x723/0xbe0
[13778.808262][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13778.808262][T19513]      ___sys_sendmsg+0xee/0x170
[13778.808262][T19513]      __sys_sendmsg+0xcd/0x170
[13778.808262][T19513]      do_syscall_64+0xc6/0x1e0
[13778.808262][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13778.808262][T19513] 
[13788.935079][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13788.935520][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13788.935520][T19513]      netdev_get_by_index+0x5e/0x80
[13788.935520][T19513]      fib6_nh_init+0x3d8/0x15b0
[13788.935520][T19513]      ip6_route_info_create+0xf18/0x17d0
[13788.935520][T19513]      ip6_route_add+0x1c/0x140
[13788.935520][T19513]      addrconf_prefix_route+0x2a6/0x430
[13788.935520][T19513]      inet6_addr_add+0x4f8/0xa40
[13788.935520][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13788.935520][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13788.935520][T19513]      netlink_rcv_skb+0x130/0x360
[13788.935520][T19513]      netlink_unicast+0x449/0x710
[13788.935520][T19513]      netlink_sendmsg+0x723/0xbe0
[13788.935520][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13788.935520][T19513]      ___sys_sendmsg+0xee/0x170
[13788.935520][T19513]      __sys_sendmsg+0xcd/0x170
[13788.935520][T19513]      do_syscall_64+0xc6/0x1e0
[13788.935520][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13788.935520][T19513] 
[13788.937925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13788.937925][T19513]      netdev_get_by_index+0x5e/0x80
[13788.937925][T19513]      fib6_nh_init+0x3d8/0x15b0
[13788.937925][T19513]      ip6_route_info_create+0xf18/0x17d0
[13788.937925][T19513]      addrconf_f6i_alloc+0x315/0x560
[13788.937925][T19513]      ipv6_add_addr+0x411/0x2000
[13788.937925][T19513]      inet6_addr_add+0x30e/0xa40
[13788.937925][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13788.937925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13788.937925][T19513]      netlink_rcv_skb+0x130/0x360
[13788.937925][T19513]      netlink_unicast+0x449/0x710
[13788.937925][T19513]      netlink_sendmsg+0x723/0xbe0
[13788.937925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13788.937925][T19513]      ___sys_sendmsg+0xee/0x170
[13788.937925][T19513]      __sys_sendmsg+0xcd/0x170
[13788.937925][T19513]      do_syscall_64+0xc6/0x1e0
[13788.937925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13788.937925][T19513] 
[13788.940304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13788.940304][T19513]      netdev_get_by_index+0x5e/0x80
[13788.940304][T19513]      fib6_nh_init+0x3d8/0x15b0
[13788.940304][T19513]      ip6_route_info_create+0xf18/0x17d0
[13788.940304][T19513]      ip6_route_add+0x1c/0x140
[13788.940304][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13788.940304][T19513]      addrconf_add_dev+0xe2/0x170
[13788.940304][T19513]      inet6_addr_add+0x12f/0xa40
[13788.940304][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13788.940304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13788.940304][T19513]      netlink_rcv_skb+0x130/0x360
[13788.940304][T19513]      netlink_unicast+0x449/0x710
[13788.940304][T19513]      netlink_sendmsg+0x723/0xbe0
[13788.940304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13788.940304][T19513]      ___sys_sendmsg+0xee/0x170
[13788.940304][T19513]      __sys_sendmsg+0xcd/0x170
[13788.940304][T19513]      do_syscall_64+0xc6/0x1e0
[13788.940304][T19513] 
[13788.942662][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13788.942662][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13788.942662][T19513]      ipv6_find_idev+0x102/0x170
[13788.942662][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13788.942662][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13788.942662][T19513]      netlink_rcv_skb+0x130/0x360
[13788.942662][T19513]      netlink_unicast+0x449/0x710
[13788.942662][T19513]      netlink_sendmsg+0x723/0xbe0
[13788.942662][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13788.942662][T19513]      ___sys_sendmsg+0xee/0x170
[13788.942662][T19513]      __sys_sendmsg+0xcd/0x170
[13788.942662][T19513]      do_syscall_64+0xc6/0x1e0
[13788.942662][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13788.942662][T19513] 
[13788.944488][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13788.944488][T19513]      neigh_parms_alloc+0x1e5/0x510
[13788.944488][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13788.944488][T19513]      ipv6_find_idev+0x102/0x170
[13788.944488][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13788.944488][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13788.944488][T19513]      netlink_rcv_skb+0x130/0x360
[13788.944488][T19513]      netlink_unicast+0x449/0x710
[13788.944488][T19513]      netlink_sendmsg+0x723/0xbe0
[13788.944488][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13788.944488][T19513]      ___sys_sendmsg+0xee/0x170
[13788.944488][T19513]      __sys_sendmsg+0xcd/0x170
[13788.944488][T19513]      do_syscall_64+0xc6/0x1e0
[13788.944488][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13788.944488][T19513] 
[13799.183125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13799.183537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13799.183537][T19513]      netdev_get_by_index+0x5e/0x80
[13799.183537][T19513]      fib6_nh_init+0x3d8/0x15b0
[13799.183537][T19513]      ip6_route_info_create+0xf18/0x17d0
[13799.183537][T19513]      ip6_route_add+0x1c/0x140
[13799.183537][T19513]      addrconf_prefix_route+0x2a6/0x430
[13799.183537][T19513]      inet6_addr_add+0x4f8/0xa40
[13799.183537][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13799.183537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13799.183537][T19513]      netlink_rcv_skb+0x130/0x360
[13799.183537][T19513]      netlink_unicast+0x449/0x710
[13799.183537][T19513]      netlink_sendmsg+0x723/0xbe0
[13799.183537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13799.183537][T19513]      ___sys_sendmsg+0xee/0x170
[13799.183537][T19513]      __sys_sendmsg+0xcd/0x170
[13799.183537][T19513]      do_syscall_64+0xc6/0x1e0
[13799.183537][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13799.183537][T19513] 
[13799.185819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13799.185819][T19513]      netdev_get_by_index+0x5e/0x80
[13799.185819][T19513]      fib6_nh_init+0x3d8/0x15b0
[13799.185819][T19513]      ip6_route_info_create+0xf18/0x17d0
[13799.185819][T19513]      addrconf_f6i_alloc+0x315/0x560
[13799.185819][T19513]      ipv6_add_addr+0x411/0x2000
[13799.185819][T19513]      inet6_addr_add+0x30e/0xa40
[13799.185819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13799.185819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13799.185819][T19513]      netlink_rcv_skb+0x130/0x360
[13799.185819][T19513]      netlink_unicast+0x449/0x710
[13799.185819][T19513]      netlink_sendmsg+0x723/0xbe0
[13799.185819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13799.185819][T19513]      ___sys_sendmsg+0xee/0x170
[13799.185819][T19513]      __sys_sendmsg+0xcd/0x170
[13799.185819][T19513]      do_syscall_64+0xc6/0x1e0
[13799.185819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13799.185819][T19513] 
[13799.188050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13799.188050][T19513]      netdev_get_by_index+0x5e/0x80
[13799.188050][T19513]      fib6_nh_init+0x3d8/0x15b0
[13799.188050][T19513]      ip6_route_info_create+0xf18/0x17d0
[13799.188050][T19513]      ip6_route_add+0x1c/0x140
[13799.188050][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13799.188050][T19513]      addrconf_add_dev+0xe2/0x170
[13799.188050][T19513]      inet6_addr_add+0x12f/0xa40
[13799.188050][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13799.188050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13799.188050][T19513]      netlink_rcv_skb+0x130/0x360
[13799.188050][T19513]      netlink_unicast+0x449/0x710
[13799.188050][T19513]      netlink_sendmsg+0x723/0xbe0
[13799.188050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13799.188050][T19513]      ___sys_sendmsg+0xee/0x170
[13799.188050][T19513]      __sys_sendmsg+0xcd/0x170
[13799.188050][T19513]      do_syscall_64+0xc6/0x1e0
[13799.188050][T19513] 
[13799.190271][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13799.190271][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13799.190271][T19513]      ipv6_find_idev+0x102/0x170
[13799.190271][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13799.190271][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13799.190271][T19513]      netlink_rcv_skb+0x130/0x360
[13799.190271][T19513]      netlink_unicast+0x449/0x710
[13799.190271][T19513]      netlink_sendmsg+0x723/0xbe0
[13799.190271][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13799.190271][T19513]      ___sys_sendmsg+0xee/0x170
[13799.190271][T19513]      __sys_sendmsg+0xcd/0x170
[13799.190271][T19513]      do_syscall_64+0xc6/0x1e0
[13799.190271][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13799.190271][T19513] 
[13799.191977][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13799.191977][T19513]      neigh_parms_alloc+0x1e5/0x510
[13799.191977][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13799.191977][T19513]      ipv6_find_idev+0x102/0x170
[13799.191977][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13799.191977][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13799.191977][T19513]      netlink_rcv_skb+0x130/0x360
[13799.191977][T19513]      netlink_unicast+0x449/0x710
[13799.191977][T19513]      netlink_sendmsg+0x723/0xbe0
[13799.191977][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13799.191977][T19513]      ___sys_sendmsg+0xee/0x170
[13799.191977][T19513]      __sys_sendmsg+0xcd/0x170
[13799.191977][T19513]      do_syscall_64+0xc6/0x1e0
[13799.191977][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13799.191977][T19513] 
[13809.431200][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13809.431633][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13809.431633][T19513]      netdev_get_by_index+0x5e/0x80
[13809.431633][T19513]      fib6_nh_init+0x3d8/0x15b0
[13809.431633][T19513]      ip6_route_info_create+0xf18/0x17d0
[13809.431633][T19513]      ip6_route_add+0x1c/0x140
[13809.431633][T19513]      addrconf_prefix_route+0x2a6/0x430
[13809.431633][T19513]      inet6_addr_add+0x4f8/0xa40
[13809.431633][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13809.431633][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13809.431633][T19513]      netlink_rcv_skb+0x130/0x360
[13809.431633][T19513]      netlink_unicast+0x449/0x710
[13809.431633][T19513]      netlink_sendmsg+0x723/0xbe0
[13809.431633][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13809.431633][T19513]      ___sys_sendmsg+0xee/0x170
[13809.431633][T19513]      __sys_sendmsg+0xcd/0x170
[13809.431633][T19513]      do_syscall_64+0xc6/0x1e0
[13809.431633][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13809.431633][T19513] 
[13809.434065][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13809.434065][T19513]      netdev_get_by_index+0x5e/0x80
[13809.434065][T19513]      fib6_nh_init+0x3d8/0x15b0
[13809.434065][T19513]      ip6_route_info_create+0xf18/0x17d0
[13809.434065][T19513]      addrconf_f6i_alloc+0x315/0x560
[13809.434065][T19513]      ipv6_add_addr+0x411/0x2000
[13809.434065][T19513]      inet6_addr_add+0x30e/0xa40
[13809.434065][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13809.434065][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13809.434065][T19513]      netlink_rcv_skb+0x130/0x360
[13809.434065][T19513]      netlink_unicast+0x449/0x710
[13809.434065][T19513]      netlink_sendmsg+0x723/0xbe0
[13809.434065][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13809.434065][T19513]      ___sys_sendmsg+0xee/0x170
[13809.434065][T19513]      __sys_sendmsg+0xcd/0x170
[13809.434065][T19513]      do_syscall_64+0xc6/0x1e0
[13809.434065][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13809.434065][T19513] 
[13809.436464][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13809.436464][T19513]      netdev_get_by_index+0x5e/0x80
[13809.436464][T19513]      fib6_nh_init+0x3d8/0x15b0
[13809.436464][T19513]      ip6_route_info_create+0xf18/0x17d0
[13809.436464][T19513]      ip6_route_add+0x1c/0x140
[13809.436464][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13809.436464][T19513]      addrconf_add_dev+0xe2/0x170
[13809.436464][T19513]      inet6_addr_add+0x12f/0xa40
[13809.436464][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13809.436464][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13809.436464][T19513]      netlink_rcv_skb+0x130/0x360
[13809.436464][T19513]      netlink_unicast+0x449/0x710
[13809.436464][T19513]      netlink_sendmsg+0x723/0xbe0
[13809.436464][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13809.436464][T19513]      ___sys_sendmsg+0xee/0x170
[13809.436464][T19513]      __sys_sendmsg+0xcd/0x170
[13809.436464][T19513]      do_syscall_64+0xc6/0x1e0
[13809.436464][T19513] 
[13809.438832][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13809.438832][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13809.438832][T19513]      ipv6_find_idev+0x102/0x170
[13809.438832][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13809.438832][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13809.438832][T19513]      netlink_rcv_skb+0x130/0x360
[13809.438832][T19513]      netlink_unicast+0x449/0x710
[13809.438832][T19513]      netlink_sendmsg+0x723/0xbe0
[13809.438832][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13809.438832][T19513]      ___sys_sendmsg+0xee/0x170
[13809.438832][T19513]      __sys_sendmsg+0xcd/0x170
[13809.438832][T19513]      do_syscall_64+0xc6/0x1e0
[13809.438832][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13809.438832][T19513] 
[13809.440700][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13809.440700][T19513]      neigh_parms_alloc+0x1e5/0x510
[13809.440700][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13809.440700][T19513]      ipv6_find_idev+0x102/0x170
[13809.440700][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13809.440700][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13809.440700][T19513]      netlink_rcv_skb+0x130/0x360
[13809.440700][T19513]      netlink_unicast+0x449/0x710
[13809.440700][T19513]      netlink_sendmsg+0x723/0xbe0
[13809.440700][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13809.440700][T19513]      ___sys_sendmsg+0xee/0x170
[13809.440700][T19513]      __sys_sendmsg+0xcd/0x170
[13809.440700][T19513]      do_syscall_64+0xc6/0x1e0
[13809.440700][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13809.440700][T19513] 
[13819.679117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13819.679557][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13819.679557][T19513]      netdev_get_by_index+0x5e/0x80
[13819.679557][T19513]      fib6_nh_init+0x3d8/0x15b0
[13819.679557][T19513]      ip6_route_info_create+0xf18/0x17d0
[13819.679557][T19513]      ip6_route_add+0x1c/0x140
[13819.679557][T19513]      addrconf_prefix_route+0x2a6/0x430
[13819.679557][T19513]      inet6_addr_add+0x4f8/0xa40
[13819.679557][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13819.679557][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13819.679557][T19513]      netlink_rcv_skb+0x130/0x360
[13819.679557][T19513]      netlink_unicast+0x449/0x710
[13819.679557][T19513]      netlink_sendmsg+0x723/0xbe0
[13819.679557][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13819.679557][T19513]      ___sys_sendmsg+0xee/0x170
[13819.679557][T19513]      __sys_sendmsg+0xcd/0x170
[13819.679557][T19513]      do_syscall_64+0xc6/0x1e0
[13819.679557][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13819.679557][T19513] 
[13819.681810][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13819.681810][T19513]      netdev_get_by_index+0x5e/0x80
[13819.681810][T19513]      fib6_nh_init+0x3d8/0x15b0
[13819.681810][T19513]      ip6_route_info_create+0xf18/0x17d0
[13819.681810][T19513]      addrconf_f6i_alloc+0x315/0x560
[13819.681810][T19513]      ipv6_add_addr+0x411/0x2000
[13819.681810][T19513]      inet6_addr_add+0x30e/0xa40
[13819.681810][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13819.681810][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13819.681810][T19513]      netlink_rcv_skb+0x130/0x360
[13819.681810][T19513]      netlink_unicast+0x449/0x710
[13819.681810][T19513]      netlink_sendmsg+0x723/0xbe0
[13819.681810][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13819.681810][T19513]      ___sys_sendmsg+0xee/0x170
[13819.681810][T19513]      __sys_sendmsg+0xcd/0x170
[13819.681810][T19513]      do_syscall_64+0xc6/0x1e0
[13819.681810][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13819.681810][T19513] 
[13819.684050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13819.684050][T19513]      netdev_get_by_index+0x5e/0x80
[13819.684050][T19513]      fib6_nh_init+0x3d8/0x15b0
[13819.684050][T19513]      ip6_route_info_create+0xf18/0x17d0
[13819.684050][T19513]      ip6_route_add+0x1c/0x140
[13819.684050][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13819.684050][T19513]      addrconf_add_dev+0xe2/0x170
[13819.684050][T19513]      inet6_addr_add+0x12f/0xa40
[13819.684050][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13819.684050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13819.684050][T19513]      netlink_rcv_skb+0x130/0x360
[13819.684050][T19513]      netlink_unicast+0x449/0x710
[13819.684050][T19513]      netlink_sendmsg+0x723/0xbe0
[13819.684050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13819.684050][T19513]      ___sys_sendmsg+0xee/0x170
[13819.684050][T19513]      __sys_sendmsg+0xcd/0x170
[13819.684050][T19513]      do_syscall_64+0xc6/0x1e0
[13819.684050][T19513] 
[13819.686244][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13819.686244][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13819.686244][T19513]      ipv6_find_idev+0x102/0x170
[13819.686244][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13819.686244][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13819.686244][T19513]      netlink_rcv_skb+0x130/0x360
[13819.686244][T19513]      netlink_unicast+0x449/0x710
[13819.686244][T19513]      netlink_sendmsg+0x723/0xbe0
[13819.686244][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13819.686244][T19513]      ___sys_sendmsg+0xee/0x170
[13819.686244][T19513]      __sys_sendmsg+0xcd/0x170
[13819.686244][T19513]      do_syscall_64+0xc6/0x1e0
[13819.686244][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13819.686244][T19513] 
[13819.687975][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13819.687975][T19513]      neigh_parms_alloc+0x1e5/0x510
[13819.687975][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13819.687975][T19513]      ipv6_find_idev+0x102/0x170
[13819.687975][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13819.687975][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13819.687975][T19513]      netlink_rcv_skb+0x130/0x360
[13819.687975][T19513]      netlink_unicast+0x449/0x710
[13819.687975][T19513]      netlink_sendmsg+0x723/0xbe0
[13819.687975][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13819.687975][T19513]      ___sys_sendmsg+0xee/0x170
[13819.687975][T19513]      __sys_sendmsg+0xcd/0x170
[13819.687975][T19513]      do_syscall_64+0xc6/0x1e0
[13819.687975][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13819.687975][T19513] 
[13829.927097][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13829.927638][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13829.927638][T19513]      netdev_get_by_index+0x5e/0x80
[13829.927638][T19513]      fib6_nh_init+0x3d8/0x15b0
[13829.927638][T19513]      ip6_route_info_create+0xf18/0x17d0
[13829.927638][T19513]      ip6_route_add+0x1c/0x140
[13829.927638][T19513]      addrconf_prefix_route+0x2a6/0x430
[13829.927638][T19513]      inet6_addr_add+0x4f8/0xa40
[13829.927638][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13829.927638][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13829.927638][T19513]      netlink_rcv_skb+0x130/0x360
[13829.927638][T19513]      netlink_unicast+0x449/0x710
[13829.927638][T19513]      netlink_sendmsg+0x723/0xbe0
[13829.927638][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13829.927638][T19513]      ___sys_sendmsg+0xee/0x170
[13829.927638][T19513]      __sys_sendmsg+0xcd/0x170
[13829.927638][T19513]      do_syscall_64+0xc6/0x1e0
[13829.927638][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13829.927638][T19513] 
[13829.930422][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13829.930422][T19513]      netdev_get_by_index+0x5e/0x80
[13829.930422][T19513]      fib6_nh_init+0x3d8/0x15b0
[13829.930422][T19513]      ip6_route_info_create+0xf18/0x17d0
[13829.930422][T19513]      addrconf_f6i_alloc+0x315/0x560
[13829.930422][T19513]      ipv6_add_addr+0x411/0x2000
[13829.930422][T19513]      inet6_addr_add+0x30e/0xa40
[13829.930422][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13829.930422][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13829.930422][T19513]      netlink_rcv_skb+0x130/0x360
[13829.930422][T19513]      netlink_unicast+0x449/0x710
[13829.930422][T19513]      netlink_sendmsg+0x723/0xbe0
[13829.930422][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13829.930422][T19513]      ___sys_sendmsg+0xee/0x170
[13829.930422][T19513]      __sys_sendmsg+0xcd/0x170
[13829.930422][T19513]      do_syscall_64+0xc6/0x1e0
[13829.930422][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13829.930422][T19513] 
[13829.933116][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13829.933116][T19513]      netdev_get_by_index+0x5e/0x80
[13829.933116][T19513]      fib6_nh_init+0x3d8/0x15b0
[13829.933116][T19513]      ip6_route_info_create+0xf18/0x17d0
[13829.933116][T19513]      ip6_route_add+0x1c/0x140
[13829.933116][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13829.933116][T19513]      addrconf_add_dev+0xe2/0x170
[13829.933116][T19513]      inet6_addr_add+0x12f/0xa40
[13829.933116][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13829.933116][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13829.933116][T19513]      netlink_rcv_skb+0x130/0x360
[13829.933116][T19513]      netlink_unicast+0x449/0x710
[13829.933116][T19513]      netlink_sendmsg+0x723/0xbe0
[13829.933116][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13829.933116][T19513]      ___sys_sendmsg+0xee/0x170
[13829.933116][T19513]      __sys_sendmsg+0xcd/0x170
[13829.933116][T19513]      do_syscall_64+0xc6/0x1e0
[13829.933116][T19513] 
[13829.935421][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13829.935421][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13829.935421][T19513]      ipv6_find_idev+0x102/0x170
[13829.935421][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13829.935421][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13829.935421][T19513]      netlink_rcv_skb+0x130/0x360
[13829.935421][T19513]      netlink_unicast+0x449/0x710
[13829.935421][T19513]      netlink_sendmsg+0x723/0xbe0
[13829.935421][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13829.935421][T19513]      ___sys_sendmsg+0xee/0x170
[13829.935421][T19513]      __sys_sendmsg+0xcd/0x170
[13829.935421][T19513]      do_syscall_64+0xc6/0x1e0
[13829.935421][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13829.935421][T19513] 
[13829.937208][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13829.937208][T19513]      neigh_parms_alloc+0x1e5/0x510
[13829.937208][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13829.937208][T19513]      ipv6_find_idev+0x102/0x170
[13829.937208][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13829.937208][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13829.937208][T19513]      netlink_rcv_skb+0x130/0x360
[13829.937208][T19513]      netlink_unicast+0x449/0x710
[13829.937208][T19513]      netlink_sendmsg+0x723/0xbe0
[13829.937208][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13829.937208][T19513]      ___sys_sendmsg+0xee/0x170
[13829.937208][T19513]      __sys_sendmsg+0xcd/0x170
[13829.937208][T19513]      do_syscall_64+0xc6/0x1e0
[13829.937208][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13829.937208][T19513] 
[13840.191234][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13840.191651][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13840.191651][T19513]      netdev_get_by_index+0x5e/0x80
[13840.191651][T19513]      fib6_nh_init+0x3d8/0x15b0
[13840.191651][T19513]      ip6_route_info_create+0xf18/0x17d0
[13840.191651][T19513]      ip6_route_add+0x1c/0x140
[13840.191651][T19513]      addrconf_prefix_route+0x2a6/0x430
[13840.191651][T19513]      inet6_addr_add+0x4f8/0xa40
[13840.191651][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13840.191651][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13840.191651][T19513]      netlink_rcv_skb+0x130/0x360
[13840.191651][T19513]      netlink_unicast+0x449/0x710
[13840.191651][T19513]      netlink_sendmsg+0x723/0xbe0
[13840.191651][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13840.191651][T19513]      ___sys_sendmsg+0xee/0x170
[13840.191651][T19513]      __sys_sendmsg+0xcd/0x170
[13840.191651][T19513]      do_syscall_64+0xc6/0x1e0
[13840.191651][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13840.191651][T19513] 
[13840.193898][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13840.193898][T19513]      netdev_get_by_index+0x5e/0x80
[13840.193898][T19513]      fib6_nh_init+0x3d8/0x15b0
[13840.193898][T19513]      ip6_route_info_create+0xf18/0x17d0
[13840.193898][T19513]      addrconf_f6i_alloc+0x315/0x560
[13840.193898][T19513]      ipv6_add_addr+0x411/0x2000
[13840.193898][T19513]      inet6_addr_add+0x30e/0xa40
[13840.193898][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13840.193898][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13840.193898][T19513]      netlink_rcv_skb+0x130/0x360
[13840.193898][T19513]      netlink_unicast+0x449/0x710
[13840.193898][T19513]      netlink_sendmsg+0x723/0xbe0
[13840.193898][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13840.193898][T19513]      ___sys_sendmsg+0xee/0x170
[13840.193898][T19513]      __sys_sendmsg+0xcd/0x170
[13840.193898][T19513]      do_syscall_64+0xc6/0x1e0
[13840.193898][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13840.193898][T19513] 
[13840.196239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13840.196239][T19513]      netdev_get_by_index+0x5e/0x80
[13840.196239][T19513]      fib6_nh_init+0x3d8/0x15b0
[13840.196239][T19513]      ip6_route_info_create+0xf18/0x17d0
[13840.196239][T19513]      ip6_route_add+0x1c/0x140
[13840.196239][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13840.196239][T19513]      addrconf_add_dev+0xe2/0x170
[13840.196239][T19513]      inet6_addr_add+0x12f/0xa40
[13840.196239][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13840.196239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13840.196239][T19513]      netlink_rcv_skb+0x130/0x360
[13840.196239][T19513]      netlink_unicast+0x449/0x710
[13840.196239][T19513]      netlink_sendmsg+0x723/0xbe0
[13840.196239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13840.196239][T19513]      ___sys_sendmsg+0xee/0x170
[13840.196239][T19513]      __sys_sendmsg+0xcd/0x170
[13840.196239][T19513]      do_syscall_64+0xc6/0x1e0
[13840.196239][T19513] 
[13840.199467][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13840.199467][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13840.199467][T19513]      ipv6_find_idev+0x102/0x170
[13840.199467][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13840.199467][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13840.199467][T19513]      netlink_rcv_skb+0x130/0x360
[13840.199467][T19513]      netlink_unicast+0x449/0x710
[13840.199467][T19513]      netlink_sendmsg+0x723/0xbe0
[13840.199467][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13840.199467][T19513]      ___sys_sendmsg+0xee/0x170
[13840.199467][T19513]      __sys_sendmsg+0xcd/0x170
[13840.199467][T19513]      do_syscall_64+0xc6/0x1e0
[13840.199467][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13840.199467][T19513] 
[13840.201526][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13840.201526][T19513]      neigh_parms_alloc+0x1e5/0x510
[13840.201526][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13840.201526][T19513]      ipv6_find_idev+0x102/0x170
[13840.201526][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13840.201526][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13840.201526][T19513]      netlink_rcv_skb+0x130/0x360
[13840.201526][T19513]      netlink_unicast+0x449/0x710
[13840.201526][T19513]      netlink_sendmsg+0x723/0xbe0
[13840.201526][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13840.201526][T19513]      ___sys_sendmsg+0xee/0x170
[13840.201526][T19513]      __sys_sendmsg+0xcd/0x170
[13840.201526][T19513]      do_syscall_64+0xc6/0x1e0
[13840.201526][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13840.201526][T19513] 
[13850.351132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13850.351551][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13850.351551][T19513]      netdev_get_by_index+0x5e/0x80
[13850.351551][T19513]      fib6_nh_init+0x3d8/0x15b0
[13850.351551][T19513]      ip6_route_info_create+0xf18/0x17d0
[13850.351551][T19513]      ip6_route_add+0x1c/0x140
[13850.351551][T19513]      addrconf_prefix_route+0x2a6/0x430
[13850.351551][T19513]      inet6_addr_add+0x4f8/0xa40
[13850.351551][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13850.351551][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13850.351551][T19513]      netlink_rcv_skb+0x130/0x360
[13850.351551][T19513]      netlink_unicast+0x449/0x710
[13850.351551][T19513]      netlink_sendmsg+0x723/0xbe0
[13850.351551][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13850.351551][T19513]      ___sys_sendmsg+0xee/0x170
[13850.351551][T19513]      __sys_sendmsg+0xcd/0x170
[13850.351551][T19513]      do_syscall_64+0xc6/0x1e0
[13850.351551][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13850.351551][T19513] 
[13850.353853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13850.353853][T19513]      netdev_get_by_index+0x5e/0x80
[13850.353853][T19513]      fib6_nh_init+0x3d8/0x15b0
[13850.353853][T19513]      ip6_route_info_create+0xf18/0x17d0
[13850.353853][T19513]      addrconf_f6i_alloc+0x315/0x560
[13850.353853][T19513]      ipv6_add_addr+0x411/0x2000
[13850.353853][T19513]      inet6_addr_add+0x30e/0xa40
[13850.353853][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13850.353853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13850.353853][T19513]      netlink_rcv_skb+0x130/0x360
[13850.353853][T19513]      netlink_unicast+0x449/0x710
[13850.353853][T19513]      netlink_sendmsg+0x723/0xbe0
[13850.353853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13850.353853][T19513]      ___sys_sendmsg+0xee/0x170
[13850.353853][T19513]      __sys_sendmsg+0xcd/0x170
[13850.353853][T19513]      do_syscall_64+0xc6/0x1e0
[13850.353853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13850.353853][T19513] 
[13850.356114][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13850.356114][T19513]      netdev_get_by_index+0x5e/0x80
[13850.356114][T19513]      fib6_nh_init+0x3d8/0x15b0
[13850.356114][T19513]      ip6_route_info_create+0xf18/0x17d0
[13850.356114][T19513]      ip6_route_add+0x1c/0x140
[13850.356114][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13850.356114][T19513]      addrconf_add_dev+0xe2/0x170
[13850.356114][T19513]      inet6_addr_add+0x12f/0xa40
[13850.356114][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13850.356114][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13850.356114][T19513]      netlink_rcv_skb+0x130/0x360
[13850.356114][T19513]      netlink_unicast+0x449/0x710
[13850.356114][T19513]      netlink_sendmsg+0x723/0xbe0
[13850.356114][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13850.356114][T19513]      ___sys_sendmsg+0xee/0x170
[13850.356114][T19513]      __sys_sendmsg+0xcd/0x170
[13850.356114][T19513]      do_syscall_64+0xc6/0x1e0
[13850.356114][T19513] 
[13850.358382][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13850.358382][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13850.358382][T19513]      ipv6_find_idev+0x102/0x170
[13850.358382][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13850.358382][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13850.358382][T19513]      netlink_rcv_skb+0x130/0x360
[13850.358382][T19513]      netlink_unicast+0x449/0x710
[13850.358382][T19513]      netlink_sendmsg+0x723/0xbe0
[13850.358382][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13850.358382][T19513]      ___sys_sendmsg+0xee/0x170
[13850.358382][T19513]      __sys_sendmsg+0xcd/0x170
[13850.358382][T19513]      do_syscall_64+0xc6/0x1e0
[13850.358382][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13850.358382][T19513] 
[13850.360100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13850.360100][T19513]      neigh_parms_alloc+0x1e5/0x510
[13850.360100][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13850.360100][T19513]      ipv6_find_idev+0x102/0x170
[13850.360100][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13850.360100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13850.360100][T19513]      netlink_rcv_skb+0x130/0x360
[13850.360100][T19513]      netlink_unicast+0x449/0x710
[13850.360100][T19513]      netlink_sendmsg+0x723/0xbe0
[13850.360100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13850.360100][T19513]      ___sys_sendmsg+0xee/0x170
[13850.360100][T19513]      __sys_sendmsg+0xcd/0x170
[13850.360100][T19513]      do_syscall_64+0xc6/0x1e0
[13850.360100][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13850.360100][T19513] 
[13860.599129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13860.599562][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13860.599562][T19513]      netdev_get_by_index+0x5e/0x80
[13860.599562][T19513]      fib6_nh_init+0x3d8/0x15b0
[13860.599562][T19513]      ip6_route_info_create+0xf18/0x17d0
[13860.599562][T19513]      ip6_route_add+0x1c/0x140
[13860.599562][T19513]      addrconf_prefix_route+0x2a6/0x430
[13860.599562][T19513]      inet6_addr_add+0x4f8/0xa40
[13860.599562][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13860.599562][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13860.599562][T19513]      netlink_rcv_skb+0x130/0x360
[13860.599562][T19513]      netlink_unicast+0x449/0x710
[13860.599562][T19513]      netlink_sendmsg+0x723/0xbe0
[13860.599562][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13860.599562][T19513]      ___sys_sendmsg+0xee/0x170
[13860.599562][T19513]      __sys_sendmsg+0xcd/0x170
[13860.599562][T19513]      do_syscall_64+0xc6/0x1e0
[13860.599562][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13860.599562][T19513] 
[13860.601858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13860.601858][T19513]      netdev_get_by_index+0x5e/0x80
[13860.601858][T19513]      fib6_nh_init+0x3d8/0x15b0
[13860.601858][T19513]      ip6_route_info_create+0xf18/0x17d0
[13860.601858][T19513]      addrconf_f6i_alloc+0x315/0x560
[13860.601858][T19513]      ipv6_add_addr+0x411/0x2000
[13860.601858][T19513]      inet6_addr_add+0x30e/0xa40
[13860.601858][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13860.601858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13860.601858][T19513]      netlink_rcv_skb+0x130/0x360
[13860.601858][T19513]      netlink_unicast+0x449/0x710
[13860.601858][T19513]      netlink_sendmsg+0x723/0xbe0
[13860.601858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13860.601858][T19513]      ___sys_sendmsg+0xee/0x170
[13860.601858][T19513]      __sys_sendmsg+0xcd/0x170
[13860.601858][T19513]      do_syscall_64+0xc6/0x1e0
[13860.601858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13860.601858][T19513] 
[13860.604162][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13860.604162][T19513]      netdev_get_by_index+0x5e/0x80
[13860.604162][T19513]      fib6_nh_init+0x3d8/0x15b0
[13860.604162][T19513]      ip6_route_info_create+0xf18/0x17d0
[13860.604162][T19513]      ip6_route_add+0x1c/0x140
[13860.604162][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13860.604162][T19513]      addrconf_add_dev+0xe2/0x170
[13860.604162][T19513]      inet6_addr_add+0x12f/0xa40
[13860.604162][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13860.604162][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13860.604162][T19513]      netlink_rcv_skb+0x130/0x360
[13860.604162][T19513]      netlink_unicast+0x449/0x710
[13860.604162][T19513]      netlink_sendmsg+0x723/0xbe0
[13860.604162][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13860.604162][T19513]      ___sys_sendmsg+0xee/0x170
[13860.604162][T19513]      __sys_sendmsg+0xcd/0x170
[13860.604162][T19513]      do_syscall_64+0xc6/0x1e0
[13860.604162][T19513] 
[13860.606335][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13860.606335][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13860.606335][T19513]      ipv6_find_idev+0x102/0x170
[13860.606335][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13860.606335][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13860.606335][T19513]      netlink_rcv_skb+0x130/0x360
[13860.606335][T19513]      netlink_unicast+0x449/0x710
[13860.606335][T19513]      netlink_sendmsg+0x723/0xbe0
[13860.606335][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13860.606335][T19513]      ___sys_sendmsg+0xee/0x170
[13860.606335][T19513]      __sys_sendmsg+0xcd/0x170
[13860.606335][T19513]      do_syscall_64+0xc6/0x1e0
[13860.606335][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13860.606335][T19513] 
[13860.608044][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13860.608044][T19513]      neigh_parms_alloc+0x1e5/0x510
[13860.608044][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13860.608044][T19513]      ipv6_find_idev+0x102/0x170
[13860.608044][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13860.608044][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13860.608044][T19513]      netlink_rcv_skb+0x130/0x360
[13860.608044][T19513]      netlink_unicast+0x449/0x710
[13860.608044][T19513]      netlink_sendmsg+0x723/0xbe0
[13860.608044][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13860.608044][T19513]      ___sys_sendmsg+0xee/0x170
[13860.608044][T19513]      __sys_sendmsg+0xcd/0x170
[13860.608044][T19513]      do_syscall_64+0xc6/0x1e0
[13860.608044][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13860.608044][T19513] 
[13870.863065][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13870.863461][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13870.863461][T19513]      netdev_get_by_index+0x5e/0x80
[13870.863461][T19513]      fib6_nh_init+0x3d8/0x15b0
[13870.863461][T19513]      ip6_route_info_create+0xf18/0x17d0
[13870.863461][T19513]      ip6_route_add+0x1c/0x140
[13870.863461][T19513]      addrconf_prefix_route+0x2a6/0x430
[13870.863461][T19513]      inet6_addr_add+0x4f8/0xa40
[13870.863461][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13870.863461][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13870.863461][T19513]      netlink_rcv_skb+0x130/0x360
[13870.863461][T19513]      netlink_unicast+0x449/0x710
[13870.863461][T19513]      netlink_sendmsg+0x723/0xbe0
[13870.863461][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13870.863461][T19513]      ___sys_sendmsg+0xee/0x170
[13870.863461][T19513]      __sys_sendmsg+0xcd/0x170
[13870.863461][T19513]      do_syscall_64+0xc6/0x1e0
[13870.863461][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13870.863461][T19513] 
[13870.865716][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13870.865716][T19513]      netdev_get_by_index+0x5e/0x80
[13870.865716][T19513]      fib6_nh_init+0x3d8/0x15b0
[13870.865716][T19513]      ip6_route_info_create+0xf18/0x17d0
[13870.865716][T19513]      addrconf_f6i_alloc+0x315/0x560
[13870.865716][T19513]      ipv6_add_addr+0x411/0x2000
[13870.865716][T19513]      inet6_addr_add+0x30e/0xa40
[13870.865716][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13870.865716][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13870.865716][T19513]      netlink_rcv_skb+0x130/0x360
[13870.865716][T19513]      netlink_unicast+0x449/0x710
[13870.865716][T19513]      netlink_sendmsg+0x723/0xbe0
[13870.865716][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13870.865716][T19513]      ___sys_sendmsg+0xee/0x170
[13870.865716][T19513]      __sys_sendmsg+0xcd/0x170
[13870.865716][T19513]      do_syscall_64+0xc6/0x1e0
[13870.865716][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13870.865716][T19513] 
[13870.868039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13870.868039][T19513]      netdev_get_by_index+0x5e/0x80
[13870.868039][T19513]      fib6_nh_init+0x3d8/0x15b0
[13870.868039][T19513]      ip6_route_info_create+0xf18/0x17d0
[13870.868039][T19513]      ip6_route_add+0x1c/0x140
[13870.868039][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13870.868039][T19513]      addrconf_add_dev+0xe2/0x170
[13870.868039][T19513]      inet6_addr_add+0x12f/0xa40
[13870.868039][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13870.868039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13870.868039][T19513]      netlink_rcv_skb+0x130/0x360
[13870.868039][T19513]      netlink_unicast+0x449/0x710
[13870.868039][T19513]      netlink_sendmsg+0x723/0xbe0
[13870.868039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13870.868039][T19513]      ___sys_sendmsg+0xee/0x170
[13870.868039][T19513]      __sys_sendmsg+0xcd/0x170
[13870.868039][T19513]      do_syscall_64+0xc6/0x1e0
[13870.868039][T19513] 
[13870.870742][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13870.870742][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13870.870742][T19513]      ipv6_find_idev+0x102/0x170
[13870.870742][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13870.870742][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13870.870742][T19513]      netlink_rcv_skb+0x130/0x360
[13870.870742][T19513]      netlink_unicast+0x449/0x710
[13870.870742][T19513]      netlink_sendmsg+0x723/0xbe0
[13870.870742][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13870.870742][T19513]      ___sys_sendmsg+0xee/0x170
[13870.870742][T19513]      __sys_sendmsg+0xcd/0x170
[13870.870742][T19513]      do_syscall_64+0xc6/0x1e0
[13870.870742][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13870.870742][T19513] 
[13870.872569][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13870.872569][T19513]      neigh_parms_alloc+0x1e5/0x510
[13870.872569][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13870.872569][T19513]      ipv6_find_idev+0x102/0x170
[13870.872569][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13870.872569][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13870.872569][T19513]      netlink_rcv_skb+0x130/0x360
[13870.872569][T19513]      netlink_unicast+0x449/0x710
[13870.872569][T19513]      netlink_sendmsg+0x723/0xbe0
[13870.872569][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13870.872569][T19513]      ___sys_sendmsg+0xee/0x170
[13870.872569][T19513]      __sys_sendmsg+0xcd/0x170
[13870.872569][T19513]      do_syscall_64+0xc6/0x1e0
[13870.872569][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13870.872569][T19513] 
[13881.119250][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13881.119663][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13881.119663][T19513]      netdev_get_by_index+0x5e/0x80
[13881.119663][T19513]      fib6_nh_init+0x3d8/0x15b0
[13881.119663][T19513]      ip6_route_info_create+0xf18/0x17d0
[13881.119663][T19513]      ip6_route_add+0x1c/0x140
[13881.119663][T19513]      addrconf_prefix_route+0x2a6/0x430
[13881.119663][T19513]      inet6_addr_add+0x4f8/0xa40
[13881.119663][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13881.119663][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13881.119663][T19513]      netlink_rcv_skb+0x130/0x360
[13881.119663][T19513]      netlink_unicast+0x449/0x710
[13881.119663][T19513]      netlink_sendmsg+0x723/0xbe0
[13881.119663][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13881.119663][T19513]      ___sys_sendmsg+0xee/0x170
[13881.119663][T19513]      __sys_sendmsg+0xcd/0x170
[13881.119663][T19513]      do_syscall_64+0xc6/0x1e0
[13881.119663][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13881.119663][T19513] 
[13881.122083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13881.122083][T19513]      netdev_get_by_index+0x5e/0x80
[13881.122083][T19513]      fib6_nh_init+0x3d8/0x15b0
[13881.122083][T19513]      ip6_route_info_create+0xf18/0x17d0
[13881.122083][T19513]      addrconf_f6i_alloc+0x315/0x560
[13881.122083][T19513]      ipv6_add_addr+0x411/0x2000
[13881.122083][T19513]      inet6_addr_add+0x30e/0xa40
[13881.122083][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13881.122083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13881.122083][T19513]      netlink_rcv_skb+0x130/0x360
[13881.122083][T19513]      netlink_unicast+0x449/0x710
[13881.122083][T19513]      netlink_sendmsg+0x723/0xbe0
[13881.122083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13881.122083][T19513]      ___sys_sendmsg+0xee/0x170
[13881.122083][T19513]      __sys_sendmsg+0xcd/0x170
[13881.122083][T19513]      do_syscall_64+0xc6/0x1e0
[13881.122083][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13881.122083][T19513] 
[13881.124627][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13881.124627][T19513]      netdev_get_by_index+0x5e/0x80
[13881.124627][T19513]      fib6_nh_init+0x3d8/0x15b0
[13881.124627][T19513]      ip6_route_info_create+0xf18/0x17d0
[13881.124627][T19513]      ip6_route_add+0x1c/0x140
[13881.124627][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13881.124627][T19513]      addrconf_add_dev+0xe2/0x170
[13881.124627][T19513]      inet6_addr_add+0x12f/0xa40
[13881.124627][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13881.124627][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13881.124627][T19513]      netlink_rcv_skb+0x130/0x360
[13881.124627][T19513]      netlink_unicast+0x449/0x710
[13881.124627][T19513]      netlink_sendmsg+0x723/0xbe0
[13881.124627][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13881.124627][T19513]      ___sys_sendmsg+0xee/0x170
[13881.124627][T19513]      __sys_sendmsg+0xcd/0x170
[13881.124627][T19513]      do_syscall_64+0xc6/0x1e0
[13881.124627][T19513] 
[13881.127111][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13881.127111][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13881.127111][T19513]      ipv6_find_idev+0x102/0x170
[13881.127111][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13881.127111][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13881.127111][T19513]      netlink_rcv_skb+0x130/0x360
[13881.127111][T19513]      netlink_unicast+0x449/0x710
[13881.127111][T19513]      netlink_sendmsg+0x723/0xbe0
[13881.127111][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13881.127111][T19513]      ___sys_sendmsg+0xee/0x170
[13881.127111][T19513]      __sys_sendmsg+0xcd/0x170
[13881.127111][T19513]      do_syscall_64+0xc6/0x1e0
[13881.127111][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13881.127111][T19513] 
[13881.129047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13881.129047][T19513]      neigh_parms_alloc+0x1e5/0x510
[13881.129047][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13881.129047][T19513]      ipv6_find_idev+0x102/0x170
[13881.129047][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13881.129047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13881.129047][T19513]      netlink_rcv_skb+0x130/0x360
[13881.129047][T19513]      netlink_unicast+0x449/0x710
[13881.129047][T19513]      netlink_sendmsg+0x723/0xbe0
[13881.129047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13881.129047][T19513]      ___sys_sendmsg+0xee/0x170
[13881.129047][T19513]      __sys_sendmsg+0xcd/0x170
[13881.129047][T19513]      do_syscall_64+0xc6/0x1e0
[13881.129047][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13881.129047][T19513] 
[13891.311198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13891.311640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13891.311640][T19513]      netdev_get_by_index+0x5e/0x80
[13891.311640][T19513]      fib6_nh_init+0x3d8/0x15b0
[13891.311640][T19513]      ip6_route_info_create+0xf18/0x17d0
[13891.311640][T19513]      ip6_route_add+0x1c/0x140
[13891.311640][T19513]      addrconf_prefix_route+0x2a6/0x430
[13891.311640][T19513]      inet6_addr_add+0x4f8/0xa40
[13891.311640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13891.311640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13891.311640][T19513]      netlink_rcv_skb+0x130/0x360
[13891.311640][T19513]      netlink_unicast+0x449/0x710
[13891.311640][T19513]      netlink_sendmsg+0x723/0xbe0
[13891.311640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13891.311640][T19513]      ___sys_sendmsg+0xee/0x170
[13891.311640][T19513]      __sys_sendmsg+0xcd/0x170
[13891.311640][T19513]      do_syscall_64+0xc6/0x1e0
[13891.311640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13891.311640][T19513] 
[13891.314070][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13891.314070][T19513]      netdev_get_by_index+0x5e/0x80
[13891.314070][T19513]      fib6_nh_init+0x3d8/0x15b0
[13891.314070][T19513]      ip6_route_info_create+0xf18/0x17d0
[13891.314070][T19513]      addrconf_f6i_alloc+0x315/0x560
[13891.314070][T19513]      ipv6_add_addr+0x411/0x2000
[13891.314070][T19513]      inet6_addr_add+0x30e/0xa40
[13891.314070][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13891.314070][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13891.314070][T19513]      netlink_rcv_skb+0x130/0x360
[13891.314070][T19513]      netlink_unicast+0x449/0x710
[13891.314070][T19513]      netlink_sendmsg+0x723/0xbe0
[13891.314070][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13891.314070][T19513]      ___sys_sendmsg+0xee/0x170
[13891.314070][T19513]      __sys_sendmsg+0xcd/0x170
[13891.314070][T19513]      do_syscall_64+0xc6/0x1e0
[13891.314070][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13891.314070][T19513] 
[13891.316476][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13891.316476][T19513]      netdev_get_by_index+0x5e/0x80
[13891.316476][T19513]      fib6_nh_init+0x3d8/0x15b0
[13891.316476][T19513]      ip6_route_info_create+0xf18/0x17d0
[13891.316476][T19513]      ip6_route_add+0x1c/0x140
[13891.316476][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13891.316476][T19513]      addrconf_add_dev+0xe2/0x170
[13891.316476][T19513]      inet6_addr_add+0x12f/0xa40
[13891.316476][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13891.316476][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13891.316476][T19513]      netlink_rcv_skb+0x130/0x360
[13891.316476][T19513]      netlink_unicast+0x449/0x710
[13891.316476][T19513]      netlink_sendmsg+0x723/0xbe0
[13891.316476][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13891.316476][T19513]      ___sys_sendmsg+0xee/0x170
[13891.316476][T19513]      __sys_sendmsg+0xcd/0x170
[13891.316476][T19513]      do_syscall_64+0xc6/0x1e0
[13891.316476][T19513] 
[13891.318827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13891.318827][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13891.318827][T19513]      ipv6_find_idev+0x102/0x170
[13891.318827][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13891.318827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13891.318827][T19513]      netlink_rcv_skb+0x130/0x360
[13891.318827][T19513]      netlink_unicast+0x449/0x710
[13891.318827][T19513]      netlink_sendmsg+0x723/0xbe0
[13891.318827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13891.318827][T19513]      ___sys_sendmsg+0xee/0x170
[13891.318827][T19513]      __sys_sendmsg+0xcd/0x170
[13891.318827][T19513]      do_syscall_64+0xc6/0x1e0
[13891.318827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13891.318827][T19513] 
[13891.320672][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13891.320672][T19513]      neigh_parms_alloc+0x1e5/0x510
[13891.320672][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13891.320672][T19513]      ipv6_find_idev+0x102/0x170
[13891.320672][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13891.320672][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13891.320672][T19513]      netlink_rcv_skb+0x130/0x360
[13891.320672][T19513]      netlink_unicast+0x449/0x710
[13891.320672][T19513]      netlink_sendmsg+0x723/0xbe0
[13891.320672][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13891.320672][T19513]      ___sys_sendmsg+0xee/0x170
[13891.320672][T19513]      __sys_sendmsg+0xcd/0x170
[13891.320672][T19513]      do_syscall_64+0xc6/0x1e0
[13891.320672][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13891.320672][T19513] 
[13901.575158][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13901.575604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13901.575604][T19513]      netdev_get_by_index+0x5e/0x80
[13901.575604][T19513]      fib6_nh_init+0x3d8/0x15b0
[13901.575604][T19513]      ip6_route_info_create+0xf18/0x17d0
[13901.575604][T19513]      ip6_route_add+0x1c/0x140
[13901.575604][T19513]      addrconf_prefix_route+0x2a6/0x430
[13901.575604][T19513]      inet6_addr_add+0x4f8/0xa40
[13901.575604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13901.575604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13901.575604][T19513]      netlink_rcv_skb+0x130/0x360
[13901.575604][T19513]      netlink_unicast+0x449/0x710
[13901.575604][T19513]      netlink_sendmsg+0x723/0xbe0
[13901.575604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13901.575604][T19513]      ___sys_sendmsg+0xee/0x170
[13901.575604][T19513]      __sys_sendmsg+0xcd/0x170
[13901.575604][T19513]      do_syscall_64+0xc6/0x1e0
[13901.575604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13901.575604][T19513] 
[13901.577982][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13901.577982][T19513]      netdev_get_by_index+0x5e/0x80
[13901.577982][T19513]      fib6_nh_init+0x3d8/0x15b0
[13901.577982][T19513]      ip6_route_info_create+0xf18/0x17d0
[13901.577982][T19513]      addrconf_f6i_alloc+0x315/0x560
[13901.577982][T19513]      ipv6_add_addr+0x411/0x2000
[13901.577982][T19513]      inet6_addr_add+0x30e/0xa40
[13901.577982][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13901.577982][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13901.577982][T19513]      netlink_rcv_skb+0x130/0x360
[13901.577982][T19513]      netlink_unicast+0x449/0x710
[13901.577982][T19513]      netlink_sendmsg+0x723/0xbe0
[13901.577982][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13901.577982][T19513]      ___sys_sendmsg+0xee/0x170
[13901.577982][T19513]      __sys_sendmsg+0xcd/0x170
[13901.577982][T19513]      do_syscall_64+0xc6/0x1e0
[13901.577982][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13901.577982][T19513] 
[13901.580252][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13901.580252][T19513]      netdev_get_by_index+0x5e/0x80
[13901.580252][T19513]      fib6_nh_init+0x3d8/0x15b0
[13901.580252][T19513]      ip6_route_info_create+0xf18/0x17d0
[13901.580252][T19513]      ip6_route_add+0x1c/0x140
[13901.580252][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13901.580252][T19513]      addrconf_add_dev+0xe2/0x170
[13901.580252][T19513]      inet6_addr_add+0x12f/0xa40
[13901.580252][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13901.580252][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13901.580252][T19513]      netlink_rcv_skb+0x130/0x360
[13901.580252][T19513]      netlink_unicast+0x449/0x710
[13901.580252][T19513]      netlink_sendmsg+0x723/0xbe0
[13901.580252][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13901.580252][T19513]      ___sys_sendmsg+0xee/0x170
[13901.580252][T19513]      __sys_sendmsg+0xcd/0x170
[13901.580252][T19513]      do_syscall_64+0xc6/0x1e0
[13901.580252][T19513] 
[13901.582448][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13901.582448][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13901.582448][T19513]      ipv6_find_idev+0x102/0x170
[13901.582448][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13901.582448][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13901.582448][T19513]      netlink_rcv_skb+0x130/0x360
[13901.582448][T19513]      netlink_unicast+0x449/0x710
[13901.582448][T19513]      netlink_sendmsg+0x723/0xbe0
[13901.582448][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13901.582448][T19513]      ___sys_sendmsg+0xee/0x170
[13901.582448][T19513]      __sys_sendmsg+0xcd/0x170
[13901.582448][T19513]      do_syscall_64+0xc6/0x1e0
[13901.582448][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13901.582448][T19513] 
[13901.584197][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13901.584197][T19513]      neigh_parms_alloc+0x1e5/0x510
[13901.584197][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13901.584197][T19513]      ipv6_find_idev+0x102/0x170
[13901.584197][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13901.584197][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13901.584197][T19513]      netlink_rcv_skb+0x130/0x360
[13901.584197][T19513]      netlink_unicast+0x449/0x710
[13901.584197][T19513]      netlink_sendmsg+0x723/0xbe0
[13901.584197][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13901.584197][T19513]      ___sys_sendmsg+0xee/0x170
[13901.584197][T19513]      __sys_sendmsg+0xcd/0x170
[13901.584197][T19513]      do_syscall_64+0xc6/0x1e0
[13901.584197][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13901.584197][T19513] 
[13911.623119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13911.623580][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13911.623580][T19513]      netdev_get_by_index+0x5e/0x80
[13911.623580][T19513]      fib6_nh_init+0x3d8/0x15b0
[13911.623580][T19513]      ip6_route_info_create+0xf18/0x17d0
[13911.623580][T19513]      ip6_route_add+0x1c/0x140
[13911.623580][T19513]      addrconf_prefix_route+0x2a6/0x430
[13911.623580][T19513]      inet6_addr_add+0x4f8/0xa40
[13911.623580][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13911.623580][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13911.623580][T19513]      netlink_rcv_skb+0x130/0x360
[13911.623580][T19513]      netlink_unicast+0x449/0x710
[13911.623580][T19513]      netlink_sendmsg+0x723/0xbe0
[13911.623580][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13911.623580][T19513]      ___sys_sendmsg+0xee/0x170
[13911.623580][T19513]      __sys_sendmsg+0xcd/0x170
[13911.623580][T19513]      do_syscall_64+0xc6/0x1e0
[13911.623580][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13911.623580][T19513] 
[13911.625865][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13911.625865][T19513]      netdev_get_by_index+0x5e/0x80
[13911.625865][T19513]      fib6_nh_init+0x3d8/0x15b0
[13911.625865][T19513]      ip6_route_info_create+0xf18/0x17d0
[13911.625865][T19513]      addrconf_f6i_alloc+0x315/0x560
[13911.625865][T19513]      ipv6_add_addr+0x411/0x2000
[13911.625865][T19513]      inet6_addr_add+0x30e/0xa40
[13911.625865][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13911.625865][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13911.625865][T19513]      netlink_rcv_skb+0x130/0x360
[13911.625865][T19513]      netlink_unicast+0x449/0x710
[13911.625865][T19513]      netlink_sendmsg+0x723/0xbe0
[13911.625865][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13911.625865][T19513]      ___sys_sendmsg+0xee/0x170
[13911.625865][T19513]      __sys_sendmsg+0xcd/0x170
[13911.625865][T19513]      do_syscall_64+0xc6/0x1e0
[13911.625865][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13911.625865][T19513] 
[13911.628127][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13911.628127][T19513]      netdev_get_by_index+0x5e/0x80
[13911.628127][T19513]      fib6_nh_init+0x3d8/0x15b0
[13911.628127][T19513]      ip6_route_info_create+0xf18/0x17d0
[13911.628127][T19513]      ip6_route_add+0x1c/0x140
[13911.628127][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13911.628127][T19513]      addrconf_add_dev+0xe2/0x170
[13911.628127][T19513]      inet6_addr_add+0x12f/0xa40
[13911.628127][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13911.628127][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13911.628127][T19513]      netlink_rcv_skb+0x130/0x360
[13911.628127][T19513]      netlink_unicast+0x449/0x710
[13911.628127][T19513]      netlink_sendmsg+0x723/0xbe0
[13911.628127][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13911.628127][T19513]      ___sys_sendmsg+0xee/0x170
[13911.628127][T19513]      __sys_sendmsg+0xcd/0x170
[13911.628127][T19513]      do_syscall_64+0xc6/0x1e0
[13911.628127][T19513] 
[13911.631206][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13911.631206][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13911.631206][T19513]      ipv6_find_idev+0x102/0x170
[13911.631206][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13911.631206][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13911.631206][T19513]      netlink_rcv_skb+0x130/0x360
[13911.631206][T19513]      netlink_unicast+0x449/0x710
[13911.631206][T19513]      netlink_sendmsg+0x723/0xbe0
[13911.631206][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13911.631206][T19513]      ___sys_sendmsg+0xee/0x170
[13911.631206][T19513]      __sys_sendmsg+0xcd/0x170
[13911.631206][T19513]      do_syscall_64+0xc6/0x1e0
[13911.631206][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13911.631206][T19513] 
[13911.633500][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13911.633500][T19513]      neigh_parms_alloc+0x1e5/0x510
[13911.633500][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13911.633500][T19513]      ipv6_find_idev+0x102/0x170
[13911.633500][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13911.633500][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13911.633500][T19513]      netlink_rcv_skb+0x130/0x360
[13911.633500][T19513]      netlink_unicast+0x449/0x710
[13911.633500][T19513]      netlink_sendmsg+0x723/0xbe0
[13911.633500][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13911.633500][T19513]      ___sys_sendmsg+0xee/0x170
[13911.633500][T19513]      __sys_sendmsg+0xcd/0x170
[13911.633500][T19513]      do_syscall_64+0xc6/0x1e0
[13911.633500][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13911.633500][T19513] 
[13921.871156][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13921.871562][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13921.871562][T19513]      netdev_get_by_index+0x5e/0x80
[13921.871562][T19513]      fib6_nh_init+0x3d8/0x15b0
[13921.871562][T19513]      ip6_route_info_create+0xf18/0x17d0
[13921.871562][T19513]      ip6_route_add+0x1c/0x140
[13921.871562][T19513]      addrconf_prefix_route+0x2a6/0x430
[13921.871562][T19513]      inet6_addr_add+0x4f8/0xa40
[13921.871562][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13921.871562][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13921.871562][T19513]      netlink_rcv_skb+0x130/0x360
[13921.871562][T19513]      netlink_unicast+0x449/0x710
[13921.871562][T19513]      netlink_sendmsg+0x723/0xbe0
[13921.871562][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13921.871562][T19513]      ___sys_sendmsg+0xee/0x170
[13921.871562][T19513]      __sys_sendmsg+0xcd/0x170
[13921.871562][T19513]      do_syscall_64+0xc6/0x1e0
[13921.871562][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13921.871562][T19513] 
[13921.873891][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13921.873891][T19513]      netdev_get_by_index+0x5e/0x80
[13921.873891][T19513]      fib6_nh_init+0x3d8/0x15b0
[13921.873891][T19513]      ip6_route_info_create+0xf18/0x17d0
[13921.873891][T19513]      addrconf_f6i_alloc+0x315/0x560
[13921.873891][T19513]      ipv6_add_addr+0x411/0x2000
[13921.873891][T19513]      inet6_addr_add+0x30e/0xa40
[13921.873891][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13921.873891][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13921.873891][T19513]      netlink_rcv_skb+0x130/0x360
[13921.873891][T19513]      netlink_unicast+0x449/0x710
[13921.873891][T19513]      netlink_sendmsg+0x723/0xbe0
[13921.873891][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13921.873891][T19513]      ___sys_sendmsg+0xee/0x170
[13921.873891][T19513]      __sys_sendmsg+0xcd/0x170
[13921.873891][T19513]      do_syscall_64+0xc6/0x1e0
[13921.873891][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13921.873891][T19513] 
[13921.876122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13921.876122][T19513]      netdev_get_by_index+0x5e/0x80
[13921.876122][T19513]      fib6_nh_init+0x3d8/0x15b0
[13921.876122][T19513]      ip6_route_info_create+0xf18/0x17d0
[13921.876122][T19513]      ip6_route_add+0x1c/0x140
[13921.876122][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13921.876122][T19513]      addrconf_add_dev+0xe2/0x170
[13921.876122][T19513]      inet6_addr_add+0x12f/0xa40
[13921.876122][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13921.876122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13921.876122][T19513]      netlink_rcv_skb+0x130/0x360
[13921.876122][T19513]      netlink_unicast+0x449/0x710
[13921.876122][T19513]      netlink_sendmsg+0x723/0xbe0
[13921.876122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13921.876122][T19513]      ___sys_sendmsg+0xee/0x170
[13921.876122][T19513]      __sys_sendmsg+0xcd/0x170
[13921.876122][T19513]      do_syscall_64+0xc6/0x1e0
[13921.876122][T19513] 
[13921.878322][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13921.878322][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13921.878322][T19513]      ipv6_find_idev+0x102/0x170
[13921.878322][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13921.878322][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13921.878322][T19513]      netlink_rcv_skb+0x130/0x360
[13921.878322][T19513]      netlink_unicast+0x449/0x710
[13921.878322][T19513]      netlink_sendmsg+0x723/0xbe0
[13921.878322][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13921.878322][T19513]      ___sys_sendmsg+0xee/0x170
[13921.878322][T19513]      __sys_sendmsg+0xcd/0x170
[13921.878322][T19513]      do_syscall_64+0xc6/0x1e0
[13921.878322][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13921.878322][T19513] 
[13921.880072][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13921.880072][T19513]      neigh_parms_alloc+0x1e5/0x510
[13921.880072][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13921.880072][T19513]      ipv6_find_idev+0x102/0x170
[13921.880072][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13921.880072][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13921.880072][T19513]      netlink_rcv_skb+0x130/0x360
[13921.880072][T19513]      netlink_unicast+0x449/0x710
[13921.880072][T19513]      netlink_sendmsg+0x723/0xbe0
[13921.880072][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13921.880072][T19513]      ___sys_sendmsg+0xee/0x170
[13921.880072][T19513]      __sys_sendmsg+0xcd/0x170
[13921.880072][T19513]      do_syscall_64+0xc6/0x1e0
[13921.880072][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13921.880072][T19513] 
[13932.111203][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13932.111719][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13932.111719][T19513]      netdev_get_by_index+0x5e/0x80
[13932.111719][T19513]      fib6_nh_init+0x3d8/0x15b0
[13932.111719][T19513]      ip6_route_info_create+0xf18/0x17d0
[13932.111719][T19513]      ip6_route_add+0x1c/0x140
[13932.111719][T19513]      addrconf_prefix_route+0x2a6/0x430
[13932.111719][T19513]      inet6_addr_add+0x4f8/0xa40
[13932.111719][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13932.111719][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13932.111719][T19513]      netlink_rcv_skb+0x130/0x360
[13932.111719][T19513]      netlink_unicast+0x449/0x710
[13932.111719][T19513]      netlink_sendmsg+0x723/0xbe0
[13932.111719][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13932.111719][T19513]      ___sys_sendmsg+0xee/0x170
[13932.111719][T19513]      __sys_sendmsg+0xcd/0x170
[13932.111719][T19513]      do_syscall_64+0xc6/0x1e0
[13932.111719][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13932.111719][T19513] 
[13932.114189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13932.114189][T19513]      netdev_get_by_index+0x5e/0x80
[13932.114189][T19513]      fib6_nh_init+0x3d8/0x15b0
[13932.114189][T19513]      ip6_route_info_create+0xf18/0x17d0
[13932.114189][T19513]      addrconf_f6i_alloc+0x315/0x560
[13932.114189][T19513]      ipv6_add_addr+0x411/0x2000
[13932.114189][T19513]      inet6_addr_add+0x30e/0xa40
[13932.114189][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13932.114189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13932.114189][T19513]      netlink_rcv_skb+0x130/0x360
[13932.114189][T19513]      netlink_unicast+0x449/0x710
[13932.114189][T19513]      netlink_sendmsg+0x723/0xbe0
[13932.114189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13932.114189][T19513]      ___sys_sendmsg+0xee/0x170
[13932.114189][T19513]      __sys_sendmsg+0xcd/0x170
[13932.114189][T19513]      do_syscall_64+0xc6/0x1e0
[13932.114189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13932.114189][T19513] 
[13932.116626][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13932.116626][T19513]      netdev_get_by_index+0x5e/0x80
[13932.116626][T19513]      fib6_nh_init+0x3d8/0x15b0
[13932.116626][T19513]      ip6_route_info_create+0xf18/0x17d0
[13932.116626][T19513]      ip6_route_add+0x1c/0x140
[13932.116626][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13932.116626][T19513]      addrconf_add_dev+0xe2/0x170
[13932.116626][T19513]      inet6_addr_add+0x12f/0xa40
[13932.116626][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13932.116626][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13932.116626][T19513]      netlink_rcv_skb+0x130/0x360
[13932.116626][T19513]      netlink_unicast+0x449/0x710
[13932.116626][T19513]      netlink_sendmsg+0x723/0xbe0
[13932.116626][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13932.116626][T19513]      ___sys_sendmsg+0xee/0x170
[13932.116626][T19513]      __sys_sendmsg+0xcd/0x170
[13932.116626][T19513]      do_syscall_64+0xc6/0x1e0
[13932.116626][T19513] 
[13932.118999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13932.118999][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13932.118999][T19513]      ipv6_find_idev+0x102/0x170
[13932.118999][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13932.118999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13932.118999][T19513]      netlink_rcv_skb+0x130/0x360
[13932.118999][T19513]      netlink_unicast+0x449/0x710
[13932.118999][T19513]      netlink_sendmsg+0x723/0xbe0
[13932.118999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13932.118999][T19513]      ___sys_sendmsg+0xee/0x170
[13932.118999][T19513]      __sys_sendmsg+0xcd/0x170
[13932.118999][T19513]      do_syscall_64+0xc6/0x1e0
[13932.118999][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13932.118999][T19513] 
[13932.120859][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13932.120859][T19513]      neigh_parms_alloc+0x1e5/0x510
[13932.120859][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13932.120859][T19513]      ipv6_find_idev+0x102/0x170
[13932.120859][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13932.120859][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13932.120859][T19513]      netlink_rcv_skb+0x130/0x360
[13932.120859][T19513]      netlink_unicast+0x449/0x710
[13932.120859][T19513]      netlink_sendmsg+0x723/0xbe0
[13932.120859][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13932.120859][T19513]      ___sys_sendmsg+0xee/0x170
[13932.120859][T19513]      __sys_sendmsg+0xcd/0x170
[13932.120859][T19513]      do_syscall_64+0xc6/0x1e0
[13932.120859][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13932.120859][T19513] 
[13942.359127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13942.359757][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13942.359757][T19513]      netdev_get_by_index+0x5e/0x80
[13942.359757][T19513]      fib6_nh_init+0x3d8/0x15b0
[13942.359757][T19513]      ip6_route_info_create+0xf18/0x17d0
[13942.359757][T19513]      ip6_route_add+0x1c/0x140
[13942.359757][T19513]      addrconf_prefix_route+0x2a6/0x430
[13942.359757][T19513]      inet6_addr_add+0x4f8/0xa40
[13942.359757][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13942.359757][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13942.359757][T19513]      netlink_rcv_skb+0x130/0x360
[13942.359757][T19513]      netlink_unicast+0x449/0x710
[13942.359757][T19513]      netlink_sendmsg+0x723/0xbe0
[13942.359757][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13942.359757][T19513]      ___sys_sendmsg+0xee/0x170
[13942.359757][T19513]      __sys_sendmsg+0xcd/0x170
[13942.359757][T19513]      do_syscall_64+0xc6/0x1e0
[13942.359757][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13942.359757][T19513] 
[13942.363200][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13942.363200][T19513]      netdev_get_by_index+0x5e/0x80
[13942.363200][T19513]      fib6_nh_init+0x3d8/0x15b0
[13942.363200][T19513]      ip6_route_info_create+0xf18/0x17d0
[13942.363200][T19513]      addrconf_f6i_alloc+0x315/0x560
[13942.363200][T19513]      ipv6_add_addr+0x411/0x2000
[13942.363200][T19513]      inet6_addr_add+0x30e/0xa40
[13942.363200][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13942.363200][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13942.363200][T19513]      netlink_rcv_skb+0x130/0x360
[13942.363200][T19513]      netlink_unicast+0x449/0x710
[13942.363200][T19513]      netlink_sendmsg+0x723/0xbe0
[13942.363200][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13942.363200][T19513]      ___sys_sendmsg+0xee/0x170
[13942.363200][T19513]      __sys_sendmsg+0xcd/0x170
[13942.363200][T19513]      do_syscall_64+0xc6/0x1e0
[13942.363200][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13942.363200][T19513] 
[13942.366576][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13942.366576][T19513]      netdev_get_by_index+0x5e/0x80
[13942.366576][T19513]      fib6_nh_init+0x3d8/0x15b0
[13942.366576][T19513]      ip6_route_info_create+0xf18/0x17d0
[13942.366576][T19513]      ip6_route_add+0x1c/0x140
[13942.366576][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13942.366576][T19513]      addrconf_add_dev+0xe2/0x170
[13942.366576][T19513]      inet6_addr_add+0x12f/0xa40
[13942.366576][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13942.366576][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13942.366576][T19513]      netlink_rcv_skb+0x130/0x360
[13942.366576][T19513]      netlink_unicast+0x449/0x710
[13942.366576][T19513]      netlink_sendmsg+0x723/0xbe0
[13942.366576][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13942.366576][T19513]      ___sys_sendmsg+0xee/0x170
[13942.366576][T19513]      __sys_sendmsg+0xcd/0x170
[13942.366576][T19513]      do_syscall_64+0xc6/0x1e0
[13942.366576][T19513] 
[13942.370120][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13942.370120][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13942.370120][T19513]      ipv6_find_idev+0x102/0x170
[13942.370120][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13942.370120][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13942.370120][T19513]      netlink_rcv_skb+0x130/0x360
[13942.370120][T19513]      netlink_unicast+0x449/0x710
[13942.370120][T19513]      netlink_sendmsg+0x723/0xbe0
[13942.370120][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13942.370120][T19513]      ___sys_sendmsg+0xee/0x170
[13942.370120][T19513]      __sys_sendmsg+0xcd/0x170
[13942.370120][T19513]      do_syscall_64+0xc6/0x1e0
[13942.370120][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13942.370120][T19513] 
[13942.372625][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13942.372625][T19513]      neigh_parms_alloc+0x1e5/0x510
[13942.372625][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13942.372625][T19513]      ipv6_find_idev+0x102/0x170
[13942.372625][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13942.372625][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13942.372625][T19513]      netlink_rcv_skb+0x130/0x360
[13942.372625][T19513]      netlink_unicast+0x449/0x710
[13942.372625][T19513]      netlink_sendmsg+0x723/0xbe0
[13942.372625][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13942.372625][T19513]      ___sys_sendmsg+0xee/0x170
[13942.372625][T19513]      __sys_sendmsg+0xcd/0x170
[13942.372625][T19513]      do_syscall_64+0xc6/0x1e0
[13942.372625][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13942.372625][T19513] 
[13952.615171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13952.615661][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13952.615661][T19513]      netdev_get_by_index+0x5e/0x80
[13952.615661][T19513]      fib6_nh_init+0x3d8/0x15b0
[13952.615661][T19513]      ip6_route_info_create+0xf18/0x17d0
[13952.615661][T19513]      ip6_route_add+0x1c/0x140
[13952.615661][T19513]      addrconf_prefix_route+0x2a6/0x430
[13952.615661][T19513]      inet6_addr_add+0x4f8/0xa40
[13952.615661][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13952.615661][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13952.615661][T19513]      netlink_rcv_skb+0x130/0x360
[13952.615661][T19513]      netlink_unicast+0x449/0x710
[13952.615661][T19513]      netlink_sendmsg+0x723/0xbe0
[13952.615661][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13952.615661][T19513]      ___sys_sendmsg+0xee/0x170
[13952.615661][T19513]      __sys_sendmsg+0xcd/0x170
[13952.615661][T19513]      do_syscall_64+0xc6/0x1e0
[13952.615661][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13952.615661][T19513] 
[13952.617922][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13952.617922][T19513]      netdev_get_by_index+0x5e/0x80
[13952.617922][T19513]      fib6_nh_init+0x3d8/0x15b0
[13952.617922][T19513]      ip6_route_info_create+0xf18/0x17d0
[13952.617922][T19513]      addrconf_f6i_alloc+0x315/0x560
[13952.617922][T19513]      ipv6_add_addr+0x411/0x2000
[13952.617922][T19513]      inet6_addr_add+0x30e/0xa40
[13952.617922][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13952.617922][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13952.617922][T19513]      netlink_rcv_skb+0x130/0x360
[13952.617922][T19513]      netlink_unicast+0x449/0x710
[13952.617922][T19513]      netlink_sendmsg+0x723/0xbe0
[13952.617922][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13952.617922][T19513]      ___sys_sendmsg+0xee/0x170
[13952.617922][T19513]      __sys_sendmsg+0xcd/0x170
[13952.617922][T19513]      do_syscall_64+0xc6/0x1e0
[13952.617922][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13952.617922][T19513] 
[13952.620183][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13952.620183][T19513]      netdev_get_by_index+0x5e/0x80
[13952.620183][T19513]      fib6_nh_init+0x3d8/0x15b0
[13952.620183][T19513]      ip6_route_info_create+0xf18/0x17d0
[13952.620183][T19513]      ip6_route_add+0x1c/0x140
[13952.620183][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13952.620183][T19513]      addrconf_add_dev+0xe2/0x170
[13952.620183][T19513]      inet6_addr_add+0x12f/0xa40
[13952.620183][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13952.620183][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13952.620183][T19513]      netlink_rcv_skb+0x130/0x360
[13952.620183][T19513]      netlink_unicast+0x449/0x710
[13952.620183][T19513]      netlink_sendmsg+0x723/0xbe0
[13952.620183][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13952.620183][T19513]      ___sys_sendmsg+0xee/0x170
[13952.620183][T19513]      __sys_sendmsg+0xcd/0x170
[13952.620183][T19513]      do_syscall_64+0xc6/0x1e0
[13952.620183][T19513] 
[13952.622398][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13952.622398][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13952.622398][T19513]      ipv6_find_idev+0x102/0x170
[13952.622398][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13952.622398][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13952.622398][T19513]      netlink_rcv_skb+0x130/0x360
[13952.622398][T19513]      netlink_unicast+0x449/0x710
[13952.622398][T19513]      netlink_sendmsg+0x723/0xbe0
[13952.622398][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13952.622398][T19513]      ___sys_sendmsg+0xee/0x170
[13952.622398][T19513]      __sys_sendmsg+0xcd/0x170
[13952.622398][T19513]      do_syscall_64+0xc6/0x1e0
[13952.622398][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13952.622398][T19513] 
[13952.624127][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13952.624127][T19513]      neigh_parms_alloc+0x1e5/0x510
[13952.624127][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13952.624127][T19513]      ipv6_find_idev+0x102/0x170
[13952.624127][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13952.624127][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13952.624127][T19513]      netlink_rcv_skb+0x130/0x360
[13952.624127][T19513]      netlink_unicast+0x449/0x710
[13952.624127][T19513]      netlink_sendmsg+0x723/0xbe0
[13952.624127][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13952.624127][T19513]      ___sys_sendmsg+0xee/0x170
[13952.624127][T19513]      __sys_sendmsg+0xcd/0x170
[13952.624127][T19513]      do_syscall_64+0xc6/0x1e0
[13952.624127][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13952.624127][T19513] 
[13962.863142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13962.863554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13962.863554][T19513]      netdev_get_by_index+0x5e/0x80
[13962.863554][T19513]      fib6_nh_init+0x3d8/0x15b0
[13962.863554][T19513]      ip6_route_info_create+0xf18/0x17d0
[13962.863554][T19513]      ip6_route_add+0x1c/0x140
[13962.863554][T19513]      addrconf_prefix_route+0x2a6/0x430
[13962.863554][T19513]      inet6_addr_add+0x4f8/0xa40
[13962.863554][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13962.863554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13962.863554][T19513]      netlink_rcv_skb+0x130/0x360
[13962.863554][T19513]      netlink_unicast+0x449/0x710
[13962.863554][T19513]      netlink_sendmsg+0x723/0xbe0
[13962.863554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13962.863554][T19513]      ___sys_sendmsg+0xee/0x170
[13962.863554][T19513]      __sys_sendmsg+0xcd/0x170
[13962.863554][T19513]      do_syscall_64+0xc6/0x1e0
[13962.863554][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13962.863554][T19513] 
[13962.865809][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13962.865809][T19513]      netdev_get_by_index+0x5e/0x80
[13962.865809][T19513]      fib6_nh_init+0x3d8/0x15b0
[13962.865809][T19513]      ip6_route_info_create+0xf18/0x17d0
[13962.865809][T19513]      addrconf_f6i_alloc+0x315/0x560
[13962.865809][T19513]      ipv6_add_addr+0x411/0x2000
[13962.865809][T19513]      inet6_addr_add+0x30e/0xa40
[13962.865809][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13962.865809][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13962.865809][T19513]      netlink_rcv_skb+0x130/0x360
[13962.865809][T19513]      netlink_unicast+0x449/0x710
[13962.865809][T19513]      netlink_sendmsg+0x723/0xbe0
[13962.865809][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13962.865809][T19513]      ___sys_sendmsg+0xee/0x170
[13962.865809][T19513]      __sys_sendmsg+0xcd/0x170
[13962.865809][T19513]      do_syscall_64+0xc6/0x1e0
[13962.865809][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13962.865809][T19513] 
[13962.868026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13962.868026][T19513]      netdev_get_by_index+0x5e/0x80
[13962.868026][T19513]      fib6_nh_init+0x3d8/0x15b0
[13962.868026][T19513]      ip6_route_info_create+0xf18/0x17d0
[13962.868026][T19513]      ip6_route_add+0x1c/0x140
[13962.868026][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13962.868026][T19513]      addrconf_add_dev+0xe2/0x170
[13962.868026][T19513]      inet6_addr_add+0x12f/0xa40
[13962.868026][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13962.868026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13962.868026][T19513]      netlink_rcv_skb+0x130/0x360
[13962.868026][T19513]      netlink_unicast+0x449/0x710
[13962.868026][T19513]      netlink_sendmsg+0x723/0xbe0
[13962.868026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13962.868026][T19513]      ___sys_sendmsg+0xee/0x170
[13962.868026][T19513]      __sys_sendmsg+0xcd/0x170
[13962.868026][T19513]      do_syscall_64+0xc6/0x1e0
[13962.868026][T19513] 
[13962.870216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13962.870216][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13962.870216][T19513]      ipv6_find_idev+0x102/0x170
[13962.870216][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13962.870216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13962.870216][T19513]      netlink_rcv_skb+0x130/0x360
[13962.870216][T19513]      netlink_unicast+0x449/0x710
[13962.870216][T19513]      netlink_sendmsg+0x723/0xbe0
[13962.870216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13962.870216][T19513]      ___sys_sendmsg+0xee/0x170
[13962.870216][T19513]      __sys_sendmsg+0xcd/0x170
[13962.870216][T19513]      do_syscall_64+0xc6/0x1e0
[13962.870216][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13962.870216][T19513] 
[13962.871928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13962.871928][T19513]      neigh_parms_alloc+0x1e5/0x510
[13962.871928][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13962.871928][T19513]      ipv6_find_idev+0x102/0x170
[13962.871928][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13962.871928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13962.871928][T19513]      netlink_rcv_skb+0x130/0x360
[13962.871928][T19513]      netlink_unicast+0x449/0x710
[13962.871928][T19513]      netlink_sendmsg+0x723/0xbe0
[13962.871928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13962.871928][T19513]      ___sys_sendmsg+0xee/0x170
[13962.871928][T19513]      __sys_sendmsg+0xcd/0x170
[13962.871928][T19513]      do_syscall_64+0xc6/0x1e0
[13962.871928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13962.871928][T19513] 
[13972.935157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13972.935579][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13972.935579][T19513]      netdev_get_by_index+0x5e/0x80
[13972.935579][T19513]      fib6_nh_init+0x3d8/0x15b0
[13972.935579][T19513]      ip6_route_info_create+0xf18/0x17d0
[13972.935579][T19513]      ip6_route_add+0x1c/0x140
[13972.935579][T19513]      addrconf_prefix_route+0x2a6/0x430
[13972.935579][T19513]      inet6_addr_add+0x4f8/0xa40
[13972.935579][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13972.935579][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13972.935579][T19513]      netlink_rcv_skb+0x130/0x360
[13972.935579][T19513]      netlink_unicast+0x449/0x710
[13972.935579][T19513]      netlink_sendmsg+0x723/0xbe0
[13972.935579][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13972.935579][T19513]      ___sys_sendmsg+0xee/0x170
[13972.935579][T19513]      __sys_sendmsg+0xcd/0x170
[13972.935579][T19513]      do_syscall_64+0xc6/0x1e0
[13972.935579][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13972.935579][T19513] 
[13972.937855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13972.937855][T19513]      netdev_get_by_index+0x5e/0x80
[13972.937855][T19513]      fib6_nh_init+0x3d8/0x15b0
[13972.937855][T19513]      ip6_route_info_create+0xf18/0x17d0
[13972.937855][T19513]      addrconf_f6i_alloc+0x315/0x560
[13972.937855][T19513]      ipv6_add_addr+0x411/0x2000
[13972.937855][T19513]      inet6_addr_add+0x30e/0xa40
[13972.937855][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13972.937855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13972.937855][T19513]      netlink_rcv_skb+0x130/0x360
[13972.937855][T19513]      netlink_unicast+0x449/0x710
[13972.937855][T19513]      netlink_sendmsg+0x723/0xbe0
[13972.937855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13972.937855][T19513]      ___sys_sendmsg+0xee/0x170
[13972.937855][T19513]      __sys_sendmsg+0xcd/0x170
[13972.937855][T19513]      do_syscall_64+0xc6/0x1e0
[13972.937855][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13972.937855][T19513] 
[13972.940091][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13972.940091][T19513]      netdev_get_by_index+0x5e/0x80
[13972.940091][T19513]      fib6_nh_init+0x3d8/0x15b0
[13972.940091][T19513]      ip6_route_info_create+0xf18/0x17d0
[13972.940091][T19513]      ip6_route_add+0x1c/0x140
[13972.940091][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13972.940091][T19513]      addrconf_add_dev+0xe2/0x170
[13972.940091][T19513]      inet6_addr_add+0x12f/0xa40
[13972.940091][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13972.940091][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13972.940091][T19513]      netlink_rcv_skb+0x130/0x360
[13972.940091][T19513]      netlink_unicast+0x449/0x710
[13972.940091][T19513]      netlink_sendmsg+0x723/0xbe0
[13972.940091][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13972.940091][T19513]      ___sys_sendmsg+0xee/0x170
[13972.940091][T19513]      __sys_sendmsg+0xcd/0x170
[13972.940091][T19513]      do_syscall_64+0xc6/0x1e0
[13972.940091][T19513] 
[13972.942310][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13972.942310][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13972.942310][T19513]      ipv6_find_idev+0x102/0x170
[13972.942310][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13972.942310][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13972.942310][T19513]      netlink_rcv_skb+0x130/0x360
[13972.942310][T19513]      netlink_unicast+0x449/0x710
[13972.942310][T19513]      netlink_sendmsg+0x723/0xbe0
[13972.942310][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13972.942310][T19513]      ___sys_sendmsg+0xee/0x170
[13972.942310][T19513]      __sys_sendmsg+0xcd/0x170
[13972.942310][T19513]      do_syscall_64+0xc6/0x1e0
[13972.942310][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13972.942310][T19513] 
[13972.944126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13972.944126][T19513]      neigh_parms_alloc+0x1e5/0x510
[13972.944126][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13972.944126][T19513]      ipv6_find_idev+0x102/0x170
[13972.944126][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13972.944126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13972.944126][T19513]      netlink_rcv_skb+0x130/0x360
[13972.944126][T19513]      netlink_unicast+0x449/0x710
[13972.944126][T19513]      netlink_sendmsg+0x723/0xbe0
[13972.944126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13972.944126][T19513]      ___sys_sendmsg+0xee/0x170
[13972.944126][T19513]      __sys_sendmsg+0xcd/0x170
[13972.944126][T19513]      do_syscall_64+0xc6/0x1e0
[13972.944126][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13972.944126][T19513] 
[13983.199182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13983.199707][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13983.199707][T19513]      netdev_get_by_index+0x5e/0x80
[13983.199707][T19513]      fib6_nh_init+0x3d8/0x15b0
[13983.199707][T19513]      ip6_route_info_create+0xf18/0x17d0
[13983.199707][T19513]      ip6_route_add+0x1c/0x140
[13983.199707][T19513]      addrconf_prefix_route+0x2a6/0x430
[13983.199707][T19513]      inet6_addr_add+0x4f8/0xa40
[13983.199707][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13983.199707][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13983.199707][T19513]      netlink_rcv_skb+0x130/0x360
[13983.199707][T19513]      netlink_unicast+0x449/0x710
[13983.199707][T19513]      netlink_sendmsg+0x723/0xbe0
[13983.199707][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13983.199707][T19513]      ___sys_sendmsg+0xee/0x170
[13983.199707][T19513]      __sys_sendmsg+0xcd/0x170
[13983.199707][T19513]      do_syscall_64+0xc6/0x1e0
[13983.199707][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13983.199707][T19513] 
[13983.201965][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13983.201965][T19513]      netdev_get_by_index+0x5e/0x80
[13983.201965][T19513]      fib6_nh_init+0x3d8/0x15b0
[13983.201965][T19513]      ip6_route_info_create+0xf18/0x17d0
[13983.201965][T19513]      addrconf_f6i_alloc+0x315/0x560
[13983.201965][T19513]      ipv6_add_addr+0x411/0x2000
[13983.201965][T19513]      inet6_addr_add+0x30e/0xa40
[13983.201965][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13983.201965][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13983.201965][T19513]      netlink_rcv_skb+0x130/0x360
[13983.201965][T19513]      netlink_unicast+0x449/0x710
[13983.201965][T19513]      netlink_sendmsg+0x723/0xbe0
[13983.201965][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13983.201965][T19513]      ___sys_sendmsg+0xee/0x170
[13983.201965][T19513]      __sys_sendmsg+0xcd/0x170
[13983.201965][T19513]      do_syscall_64+0xc6/0x1e0
[13983.201965][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13983.201965][T19513] 
[13983.204213][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13983.204213][T19513]      netdev_get_by_index+0x5e/0x80
[13983.204213][T19513]      fib6_nh_init+0x3d8/0x15b0
[13983.204213][T19513]      ip6_route_info_create+0xf18/0x17d0
[13983.204213][T19513]      ip6_route_add+0x1c/0x140
[13983.204213][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13983.204213][T19513]      addrconf_add_dev+0xe2/0x170
[13983.204213][T19513]      inet6_addr_add+0x12f/0xa40
[13983.204213][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13983.204213][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13983.204213][T19513]      netlink_rcv_skb+0x130/0x360
[13983.204213][T19513]      netlink_unicast+0x449/0x710
[13983.204213][T19513]      netlink_sendmsg+0x723/0xbe0
[13983.204213][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13983.204213][T19513]      ___sys_sendmsg+0xee/0x170
[13983.204213][T19513]      __sys_sendmsg+0xcd/0x170
[13983.204213][T19513]      do_syscall_64+0xc6/0x1e0
[13983.204213][T19513] 
[13983.206412][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13983.206412][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13983.206412][T19513]      ipv6_find_idev+0x102/0x170
[13983.206412][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13983.206412][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13983.206412][T19513]      netlink_rcv_skb+0x130/0x360
[13983.206412][T19513]      netlink_unicast+0x449/0x710
[13983.206412][T19513]      netlink_sendmsg+0x723/0xbe0
[13983.206412][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13983.206412][T19513]      ___sys_sendmsg+0xee/0x170
[13983.206412][T19513]      __sys_sendmsg+0xcd/0x170
[13983.206412][T19513]      do_syscall_64+0xc6/0x1e0
[13983.206412][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13983.206412][T19513] 
[13983.208135][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13983.208135][T19513]      neigh_parms_alloc+0x1e5/0x510
[13983.208135][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13983.208135][T19513]      ipv6_find_idev+0x102/0x170
[13983.208135][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13983.208135][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13983.208135][T19513]      netlink_rcv_skb+0x130/0x360
[13983.208135][T19513]      netlink_unicast+0x449/0x710
[13983.208135][T19513]      netlink_sendmsg+0x723/0xbe0
[13983.208135][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13983.208135][T19513]      ___sys_sendmsg+0xee/0x170
[13983.208135][T19513]      __sys_sendmsg+0xcd/0x170
[13983.208135][T19513]      do_syscall_64+0xc6/0x1e0
[13983.208135][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13983.208135][T19513] 
[13993.463141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[13993.463677][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13993.463677][T19513]      netdev_get_by_index+0x5e/0x80
[13993.463677][T19513]      fib6_nh_init+0x3d8/0x15b0
[13993.463677][T19513]      ip6_route_info_create+0xf18/0x17d0
[13993.463677][T19513]      ip6_route_add+0x1c/0x140
[13993.463677][T19513]      addrconf_prefix_route+0x2a6/0x430
[13993.463677][T19513]      inet6_addr_add+0x4f8/0xa40
[13993.463677][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13993.463677][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13993.463677][T19513]      netlink_rcv_skb+0x130/0x360
[13993.463677][T19513]      netlink_unicast+0x449/0x710
[13993.463677][T19513]      netlink_sendmsg+0x723/0xbe0
[13993.463677][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13993.463677][T19513]      ___sys_sendmsg+0xee/0x170
[13993.463677][T19513]      __sys_sendmsg+0xcd/0x170
[13993.463677][T19513]      do_syscall_64+0xc6/0x1e0
[13993.463677][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13993.463677][T19513] 
[13993.465939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13993.465939][T19513]      netdev_get_by_index+0x5e/0x80
[13993.465939][T19513]      fib6_nh_init+0x3d8/0x15b0
[13993.465939][T19513]      ip6_route_info_create+0xf18/0x17d0
[13993.465939][T19513]      addrconf_f6i_alloc+0x315/0x560
[13993.465939][T19513]      ipv6_add_addr+0x411/0x2000
[13993.465939][T19513]      inet6_addr_add+0x30e/0xa40
[13993.465939][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13993.465939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13993.465939][T19513]      netlink_rcv_skb+0x130/0x360
[13993.465939][T19513]      netlink_unicast+0x449/0x710
[13993.465939][T19513]      netlink_sendmsg+0x723/0xbe0
[13993.465939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13993.465939][T19513]      ___sys_sendmsg+0xee/0x170
[13993.465939][T19513]      __sys_sendmsg+0xcd/0x170
[13993.465939][T19513]      do_syscall_64+0xc6/0x1e0
[13993.465939][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13993.465939][T19513] 
[13993.468176][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13993.468176][T19513]      netdev_get_by_index+0x5e/0x80
[13993.468176][T19513]      fib6_nh_init+0x3d8/0x15b0
[13993.468176][T19513]      ip6_route_info_create+0xf18/0x17d0
[13993.468176][T19513]      ip6_route_add+0x1c/0x140
[13993.468176][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[13993.468176][T19513]      addrconf_add_dev+0xe2/0x170
[13993.468176][T19513]      inet6_addr_add+0x12f/0xa40
[13993.468176][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[13993.468176][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13993.468176][T19513]      netlink_rcv_skb+0x130/0x360
[13993.468176][T19513]      netlink_unicast+0x449/0x710
[13993.468176][T19513]      netlink_sendmsg+0x723/0xbe0
[13993.468176][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13993.468176][T19513]      ___sys_sendmsg+0xee/0x170
[13993.468176][T19513]      __sys_sendmsg+0xcd/0x170
[13993.468176][T19513]      do_syscall_64+0xc6/0x1e0
[13993.468176][T19513] 
[13993.470394][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13993.470394][T19513]      ipv6_add_dev+0x3b9/0x11c0
[13993.470394][T19513]      ipv6_find_idev+0x102/0x170
[13993.470394][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13993.470394][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13993.470394][T19513]      netlink_rcv_skb+0x130/0x360
[13993.470394][T19513]      netlink_unicast+0x449/0x710
[13993.470394][T19513]      netlink_sendmsg+0x723/0xbe0
[13993.470394][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13993.470394][T19513]      ___sys_sendmsg+0xee/0x170
[13993.470394][T19513]      __sys_sendmsg+0xcd/0x170
[13993.470394][T19513]      do_syscall_64+0xc6/0x1e0
[13993.470394][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13993.470394][T19513] 
[13993.472121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[13993.472121][T19513]      neigh_parms_alloc+0x1e5/0x510
[13993.472121][T19513]      ipv6_add_dev+0x2fd/0x11c0
[13993.472121][T19513]      ipv6_find_idev+0x102/0x170
[13993.472121][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[13993.472121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[13993.472121][T19513]      netlink_rcv_skb+0x130/0x360
[13993.472121][T19513]      netlink_unicast+0x449/0x710
[13993.472121][T19513]      netlink_sendmsg+0x723/0xbe0
[13993.472121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[13993.472121][T19513]      ___sys_sendmsg+0xee/0x170
[13993.472121][T19513]      __sys_sendmsg+0xcd/0x170
[13993.472121][T19513]      do_syscall_64+0xc6/0x1e0
[13993.472121][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[13993.472121][T19513] 
[14003.727179][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14003.727691][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14003.727691][T19513]      netdev_get_by_index+0x5e/0x80
[14003.727691][T19513]      fib6_nh_init+0x3d8/0x15b0
[14003.727691][T19513]      ip6_route_info_create+0xf18/0x17d0
[14003.727691][T19513]      ip6_route_add+0x1c/0x140
[14003.727691][T19513]      addrconf_prefix_route+0x2a6/0x430
[14003.727691][T19513]      inet6_addr_add+0x4f8/0xa40
[14003.727691][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14003.727691][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14003.727691][T19513]      netlink_rcv_skb+0x130/0x360
[14003.727691][T19513]      netlink_unicast+0x449/0x710
[14003.727691][T19513]      netlink_sendmsg+0x723/0xbe0
[14003.727691][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14003.727691][T19513]      ___sys_sendmsg+0xee/0x170
[14003.727691][T19513]      __sys_sendmsg+0xcd/0x170
[14003.727691][T19513]      do_syscall_64+0xc6/0x1e0
[14003.727691][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14003.727691][T19513] 
[14003.729980][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14003.729980][T19513]      netdev_get_by_index+0x5e/0x80
[14003.729980][T19513]      fib6_nh_init+0x3d8/0x15b0
[14003.729980][T19513]      ip6_route_info_create+0xf18/0x17d0
[14003.729980][T19513]      addrconf_f6i_alloc+0x315/0x560
[14003.729980][T19513]      ipv6_add_addr+0x411/0x2000
[14003.729980][T19513]      inet6_addr_add+0x30e/0xa40
[14003.729980][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14003.729980][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14003.729980][T19513]      netlink_rcv_skb+0x130/0x360
[14003.729980][T19513]      netlink_unicast+0x449/0x710
[14003.729980][T19513]      netlink_sendmsg+0x723/0xbe0
[14003.729980][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14003.729980][T19513]      ___sys_sendmsg+0xee/0x170
[14003.729980][T19513]      __sys_sendmsg+0xcd/0x170
[14003.729980][T19513]      do_syscall_64+0xc6/0x1e0
[14003.729980][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14003.729980][T19513] 
[14003.732243][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14003.732243][T19513]      netdev_get_by_index+0x5e/0x80
[14003.732243][T19513]      fib6_nh_init+0x3d8/0x15b0
[14003.732243][T19513]      ip6_route_info_create+0xf18/0x17d0
[14003.732243][T19513]      ip6_route_add+0x1c/0x140
[14003.732243][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14003.732243][T19513]      addrconf_add_dev+0xe2/0x170
[14003.732243][T19513]      inet6_addr_add+0x12f/0xa40
[14003.732243][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14003.732243][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14003.732243][T19513]      netlink_rcv_skb+0x130/0x360
[14003.732243][T19513]      netlink_unicast+0x449/0x710
[14003.732243][T19513]      netlink_sendmsg+0x723/0xbe0
[14003.732243][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14003.732243][T19513]      ___sys_sendmsg+0xee/0x170
[14003.732243][T19513]      __sys_sendmsg+0xcd/0x170
[14003.732243][T19513]      do_syscall_64+0xc6/0x1e0
[14003.732243][T19513] 
[14003.734465][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14003.734465][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14003.734465][T19513]      ipv6_find_idev+0x102/0x170
[14003.734465][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14003.734465][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14003.734465][T19513]      netlink_rcv_skb+0x130/0x360
[14003.734465][T19513]      netlink_unicast+0x449/0x710
[14003.734465][T19513]      netlink_sendmsg+0x723/0xbe0
[14003.734465][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14003.734465][T19513]      ___sys_sendmsg+0xee/0x170
[14003.734465][T19513]      __sys_sendmsg+0xcd/0x170
[14003.734465][T19513]      do_syscall_64+0xc6/0x1e0
[14003.734465][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14003.734465][T19513] 
[14003.736191][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14003.736191][T19513]      neigh_parms_alloc+0x1e5/0x510
[14003.736191][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14003.736191][T19513]      ipv6_find_idev+0x102/0x170
[14003.736191][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14003.736191][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14003.736191][T19513]      netlink_rcv_skb+0x130/0x360
[14003.736191][T19513]      netlink_unicast+0x449/0x710
[14003.736191][T19513]      netlink_sendmsg+0x723/0xbe0
[14003.736191][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14003.736191][T19513]      ___sys_sendmsg+0xee/0x170
[14003.736191][T19513]      __sys_sendmsg+0xcd/0x170
[14003.736191][T19513]      do_syscall_64+0xc6/0x1e0
[14003.736191][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14003.736191][T19513] 
[14013.799179][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14013.799616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14013.799616][T19513]      netdev_get_by_index+0x5e/0x80
[14013.799616][T19513]      fib6_nh_init+0x3d8/0x15b0
[14013.799616][T19513]      ip6_route_info_create+0xf18/0x17d0
[14013.799616][T19513]      ip6_route_add+0x1c/0x140
[14013.799616][T19513]      addrconf_prefix_route+0x2a6/0x430
[14013.799616][T19513]      inet6_addr_add+0x4f8/0xa40
[14013.799616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14013.799616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14013.799616][T19513]      netlink_rcv_skb+0x130/0x360
[14013.799616][T19513]      netlink_unicast+0x449/0x710
[14013.799616][T19513]      netlink_sendmsg+0x723/0xbe0
[14013.799616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14013.799616][T19513]      ___sys_sendmsg+0xee/0x170
[14013.799616][T19513]      __sys_sendmsg+0xcd/0x170
[14013.799616][T19513]      do_syscall_64+0xc6/0x1e0
[14013.799616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14013.799616][T19513] 
[14013.802426][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14013.802426][T19513]      netdev_get_by_index+0x5e/0x80
[14013.802426][T19513]      fib6_nh_init+0x3d8/0x15b0
[14013.802426][T19513]      ip6_route_info_create+0xf18/0x17d0
[14013.802426][T19513]      addrconf_f6i_alloc+0x315/0x560
[14013.802426][T19513]      ipv6_add_addr+0x411/0x2000
[14013.802426][T19513]      inet6_addr_add+0x30e/0xa40
[14013.802426][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14013.802426][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14013.802426][T19513]      netlink_rcv_skb+0x130/0x360
[14013.802426][T19513]      netlink_unicast+0x449/0x710
[14013.802426][T19513]      netlink_sendmsg+0x723/0xbe0
[14013.802426][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14013.802426][T19513]      ___sys_sendmsg+0xee/0x170
[14013.802426][T19513]      __sys_sendmsg+0xcd/0x170
[14013.802426][T19513]      do_syscall_64+0xc6/0x1e0
[14013.802426][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14013.802426][T19513] 
[14013.804659][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14013.804659][T19513]      netdev_get_by_index+0x5e/0x80
[14013.804659][T19513]      fib6_nh_init+0x3d8/0x15b0
[14013.804659][T19513]      ip6_route_info_create+0xf18/0x17d0
[14013.804659][T19513]      ip6_route_add+0x1c/0x140
[14013.804659][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14013.804659][T19513]      addrconf_add_dev+0xe2/0x170
[14013.804659][T19513]      inet6_addr_add+0x12f/0xa40
[14013.804659][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14013.804659][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14013.804659][T19513]      netlink_rcv_skb+0x130/0x360
[14013.804659][T19513]      netlink_unicast+0x449/0x710
[14013.804659][T19513]      netlink_sendmsg+0x723/0xbe0
[14013.804659][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14013.804659][T19513]      ___sys_sendmsg+0xee/0x170
[14013.804659][T19513]      __sys_sendmsg+0xcd/0x170
[14013.804659][T19513]      do_syscall_64+0xc6/0x1e0
[14013.804659][T19513] 
[14013.806858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14013.806858][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14013.806858][T19513]      ipv6_find_idev+0x102/0x170
[14013.806858][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14013.806858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14013.806858][T19513]      netlink_rcv_skb+0x130/0x360
[14013.806858][T19513]      netlink_unicast+0x449/0x710
[14013.806858][T19513]      netlink_sendmsg+0x723/0xbe0
[14013.806858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14013.806858][T19513]      ___sys_sendmsg+0xee/0x170
[14013.806858][T19513]      __sys_sendmsg+0xcd/0x170
[14013.806858][T19513]      do_syscall_64+0xc6/0x1e0
[14013.806858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14013.806858][T19513] 
[14013.808576][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14013.808576][T19513]      neigh_parms_alloc+0x1e5/0x510
[14013.808576][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14013.808576][T19513]      ipv6_find_idev+0x102/0x170
[14013.808576][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14013.808576][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14013.808576][T19513]      netlink_rcv_skb+0x130/0x360
[14013.808576][T19513]      netlink_unicast+0x449/0x710
[14013.808576][T19513]      netlink_sendmsg+0x723/0xbe0
[14013.808576][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14013.808576][T19513]      ___sys_sendmsg+0xee/0x170
[14013.808576][T19513]      __sys_sendmsg+0xcd/0x170
[14013.808576][T19513]      do_syscall_64+0xc6/0x1e0
[14013.808576][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14013.808576][T19513] 
[14024.007151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14024.007574][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14024.007574][T19513]      netdev_get_by_index+0x5e/0x80
[14024.007574][T19513]      fib6_nh_init+0x3d8/0x15b0
[14024.007574][T19513]      ip6_route_info_create+0xf18/0x17d0
[14024.007574][T19513]      ip6_route_add+0x1c/0x140
[14024.007574][T19513]      addrconf_prefix_route+0x2a6/0x430
[14024.007574][T19513]      inet6_addr_add+0x4f8/0xa40
[14024.007574][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14024.007574][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14024.007574][T19513]      netlink_rcv_skb+0x130/0x360
[14024.007574][T19513]      netlink_unicast+0x449/0x710
[14024.007574][T19513]      netlink_sendmsg+0x723/0xbe0
[14024.007574][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14024.007574][T19513]      ___sys_sendmsg+0xee/0x170
[14024.007574][T19513]      __sys_sendmsg+0xcd/0x170
[14024.007574][T19513]      do_syscall_64+0xc6/0x1e0
[14024.007574][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14024.007574][T19513] 
[14024.009842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14024.009842][T19513]      netdev_get_by_index+0x5e/0x80
[14024.009842][T19513]      fib6_nh_init+0x3d8/0x15b0
[14024.009842][T19513]      ip6_route_info_create+0xf18/0x17d0
[14024.009842][T19513]      addrconf_f6i_alloc+0x315/0x560
[14024.009842][T19513]      ipv6_add_addr+0x411/0x2000
[14024.009842][T19513]      inet6_addr_add+0x30e/0xa40
[14024.009842][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14024.009842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14024.009842][T19513]      netlink_rcv_skb+0x130/0x360
[14024.009842][T19513]      netlink_unicast+0x449/0x710
[14024.009842][T19513]      netlink_sendmsg+0x723/0xbe0
[14024.009842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14024.009842][T19513]      ___sys_sendmsg+0xee/0x170
[14024.009842][T19513]      __sys_sendmsg+0xcd/0x170
[14024.009842][T19513]      do_syscall_64+0xc6/0x1e0
[14024.009842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14024.009842][T19513] 
[14024.012076][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14024.012076][T19513]      netdev_get_by_index+0x5e/0x80
[14024.012076][T19513]      fib6_nh_init+0x3d8/0x15b0
[14024.012076][T19513]      ip6_route_info_create+0xf18/0x17d0
[14024.012076][T19513]      ip6_route_add+0x1c/0x140
[14024.012076][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14024.012076][T19513]      addrconf_add_dev+0xe2/0x170
[14024.012076][T19513]      inet6_addr_add+0x12f/0xa40
[14024.012076][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14024.012076][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14024.012076][T19513]      netlink_rcv_skb+0x130/0x360
[14024.012076][T19513]      netlink_unicast+0x449/0x710
[14024.012076][T19513]      netlink_sendmsg+0x723/0xbe0
[14024.012076][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14024.012076][T19513]      ___sys_sendmsg+0xee/0x170
[14024.012076][T19513]      __sys_sendmsg+0xcd/0x170
[14024.012076][T19513]      do_syscall_64+0xc6/0x1e0
[14024.012076][T19513] 
[14024.014264][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14024.014264][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14024.014264][T19513]      ipv6_find_idev+0x102/0x170
[14024.014264][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14024.014264][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14024.014264][T19513]      netlink_rcv_skb+0x130/0x360
[14024.014264][T19513]      netlink_unicast+0x449/0x710
[14024.014264][T19513]      netlink_sendmsg+0x723/0xbe0
[14024.014264][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14024.014264][T19513]      ___sys_sendmsg+0xee/0x170
[14024.014264][T19513]      __sys_sendmsg+0xcd/0x170
[14024.014264][T19513]      do_syscall_64+0xc6/0x1e0
[14024.014264][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14024.014264][T19513] 
[14024.015980][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14024.015980][T19513]      neigh_parms_alloc+0x1e5/0x510
[14024.015980][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14024.015980][T19513]      ipv6_find_idev+0x102/0x170
[14024.015980][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14024.015980][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14024.015980][T19513]      netlink_rcv_skb+0x130/0x360
[14024.015980][T19513]      netlink_unicast+0x449/0x710
[14024.015980][T19513]      netlink_sendmsg+0x723/0xbe0
[14024.015980][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14024.015980][T19513]      ___sys_sendmsg+0xee/0x170
[14024.015980][T19513]      __sys_sendmsg+0xcd/0x170
[14024.015980][T19513]      do_syscall_64+0xc6/0x1e0
[14024.015980][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14024.015980][T19513] 
[14034.135113][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14034.135525][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14034.135525][T19513]      netdev_get_by_index+0x5e/0x80
[14034.135525][T19513]      fib6_nh_init+0x3d8/0x15b0
[14034.135525][T19513]      ip6_route_info_create+0xf18/0x17d0
[14034.135525][T19513]      ip6_route_add+0x1c/0x140
[14034.135525][T19513]      addrconf_prefix_route+0x2a6/0x430
[14034.135525][T19513]      inet6_addr_add+0x4f8/0xa40
[14034.135525][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14034.135525][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14034.135525][T19513]      netlink_rcv_skb+0x130/0x360
[14034.135525][T19513]      netlink_unicast+0x449/0x710
[14034.135525][T19513]      netlink_sendmsg+0x723/0xbe0
[14034.135525][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14034.135525][T19513]      ___sys_sendmsg+0xee/0x170
[14034.135525][T19513]      __sys_sendmsg+0xcd/0x170
[14034.135525][T19513]      do_syscall_64+0xc6/0x1e0
[14034.135525][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14034.135525][T19513] 
[14034.137775][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14034.137775][T19513]      netdev_get_by_index+0x5e/0x80
[14034.137775][T19513]      fib6_nh_init+0x3d8/0x15b0
[14034.137775][T19513]      ip6_route_info_create+0xf18/0x17d0
[14034.137775][T19513]      addrconf_f6i_alloc+0x315/0x560
[14034.137775][T19513]      ipv6_add_addr+0x411/0x2000
[14034.137775][T19513]      inet6_addr_add+0x30e/0xa40
[14034.137775][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14034.137775][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14034.137775][T19513]      netlink_rcv_skb+0x130/0x360
[14034.137775][T19513]      netlink_unicast+0x449/0x710
[14034.137775][T19513]      netlink_sendmsg+0x723/0xbe0
[14034.137775][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14034.137775][T19513]      ___sys_sendmsg+0xee/0x170
[14034.137775][T19513]      __sys_sendmsg+0xcd/0x170
[14034.137775][T19513]      do_syscall_64+0xc6/0x1e0
[14034.137775][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14034.137775][T19513] 
[14034.139992][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14034.139992][T19513]      netdev_get_by_index+0x5e/0x80
[14034.139992][T19513]      fib6_nh_init+0x3d8/0x15b0
[14034.139992][T19513]      ip6_route_info_create+0xf18/0x17d0
[14034.139992][T19513]      ip6_route_add+0x1c/0x140
[14034.139992][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14034.139992][T19513]      addrconf_add_dev+0xe2/0x170
[14034.139992][T19513]      inet6_addr_add+0x12f/0xa40
[14034.139992][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14034.139992][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14034.139992][T19513]      netlink_rcv_skb+0x130/0x360
[14034.139992][T19513]      netlink_unicast+0x449/0x710
[14034.139992][T19513]      netlink_sendmsg+0x723/0xbe0
[14034.139992][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14034.139992][T19513]      ___sys_sendmsg+0xee/0x170
[14034.139992][T19513]      __sys_sendmsg+0xcd/0x170
[14034.139992][T19513]      do_syscall_64+0xc6/0x1e0
[14034.139992][T19513] 
[14034.142684][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14034.142684][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14034.142684][T19513]      ipv6_find_idev+0x102/0x170
[14034.142684][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14034.142684][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14034.142684][T19513]      netlink_rcv_skb+0x130/0x360
[14034.142684][T19513]      netlink_unicast+0x449/0x710
[14034.142684][T19513]      netlink_sendmsg+0x723/0xbe0
[14034.142684][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14034.142684][T19513]      ___sys_sendmsg+0xee/0x170
[14034.142684][T19513]      __sys_sendmsg+0xcd/0x170
[14034.142684][T19513]      do_syscall_64+0xc6/0x1e0
[14034.142684][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14034.142684][T19513] 
[14034.144375][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14034.144375][T19513]      neigh_parms_alloc+0x1e5/0x510
[14034.144375][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14034.144375][T19513]      ipv6_find_idev+0x102/0x170
[14034.144375][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14034.144375][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14034.144375][T19513]      netlink_rcv_skb+0x130/0x360
[14034.144375][T19513]      netlink_unicast+0x449/0x710
[14034.144375][T19513]      netlink_sendmsg+0x723/0xbe0
[14034.144375][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14034.144375][T19513]      ___sys_sendmsg+0xee/0x170
[14034.144375][T19513]      __sys_sendmsg+0xcd/0x170
[14034.144375][T19513]      do_syscall_64+0xc6/0x1e0
[14034.144375][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14034.144375][T19513] 
[14044.383188][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14044.383692][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14044.383692][T19513]      netdev_get_by_index+0x5e/0x80
[14044.383692][T19513]      fib6_nh_init+0x3d8/0x15b0
[14044.383692][T19513]      ip6_route_info_create+0xf18/0x17d0
[14044.383692][T19513]      ip6_route_add+0x1c/0x140
[14044.383692][T19513]      addrconf_prefix_route+0x2a6/0x430
[14044.383692][T19513]      inet6_addr_add+0x4f8/0xa40
[14044.383692][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14044.383692][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14044.383692][T19513]      netlink_rcv_skb+0x130/0x360
[14044.383692][T19513]      netlink_unicast+0x449/0x710
[14044.383692][T19513]      netlink_sendmsg+0x723/0xbe0
[14044.383692][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14044.383692][T19513]      ___sys_sendmsg+0xee/0x170
[14044.383692][T19513]      __sys_sendmsg+0xcd/0x170
[14044.383692][T19513]      do_syscall_64+0xc6/0x1e0
[14044.383692][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14044.383692][T19513] 
[14044.385950][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14044.385950][T19513]      netdev_get_by_index+0x5e/0x80
[14044.385950][T19513]      fib6_nh_init+0x3d8/0x15b0
[14044.385950][T19513]      ip6_route_info_create+0xf18/0x17d0
[14044.385950][T19513]      addrconf_f6i_alloc+0x315/0x560
[14044.385950][T19513]      ipv6_add_addr+0x411/0x2000
[14044.385950][T19513]      inet6_addr_add+0x30e/0xa40
[14044.385950][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14044.385950][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14044.385950][T19513]      netlink_rcv_skb+0x130/0x360
[14044.385950][T19513]      netlink_unicast+0x449/0x710
[14044.385950][T19513]      netlink_sendmsg+0x723/0xbe0
[14044.385950][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14044.385950][T19513]      ___sys_sendmsg+0xee/0x170
[14044.385950][T19513]      __sys_sendmsg+0xcd/0x170
[14044.385950][T19513]      do_syscall_64+0xc6/0x1e0
[14044.385950][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14044.385950][T19513] 
[14044.388188][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14044.388188][T19513]      netdev_get_by_index+0x5e/0x80
[14044.388188][T19513]      fib6_nh_init+0x3d8/0x15b0
[14044.388188][T19513]      ip6_route_info_create+0xf18/0x17d0
[14044.388188][T19513]      ip6_route_add+0x1c/0x140
[14044.388188][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14044.388188][T19513]      addrconf_add_dev+0xe2/0x170
[14044.388188][T19513]      inet6_addr_add+0x12f/0xa40
[14044.388188][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14044.388188][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14044.388188][T19513]      netlink_rcv_skb+0x130/0x360
[14044.388188][T19513]      netlink_unicast+0x449/0x710
[14044.388188][T19513]      netlink_sendmsg+0x723/0xbe0
[14044.388188][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14044.388188][T19513]      ___sys_sendmsg+0xee/0x170
[14044.388188][T19513]      __sys_sendmsg+0xcd/0x170
[14044.388188][T19513]      do_syscall_64+0xc6/0x1e0
[14044.388188][T19513] 
[14044.390380][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14044.390380][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14044.390380][T19513]      ipv6_find_idev+0x102/0x170
[14044.390380][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14044.390380][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14044.390380][T19513]      netlink_rcv_skb+0x130/0x360
[14044.390380][T19513]      netlink_unicast+0x449/0x710
[14044.390380][T19513]      netlink_sendmsg+0x723/0xbe0
[14044.390380][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14044.390380][T19513]      ___sys_sendmsg+0xee/0x170
[14044.390380][T19513]      __sys_sendmsg+0xcd/0x170
[14044.390380][T19513]      do_syscall_64+0xc6/0x1e0
[14044.390380][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14044.390380][T19513] 
[14044.392105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14044.392105][T19513]      neigh_parms_alloc+0x1e5/0x510
[14044.392105][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14044.392105][T19513]      ipv6_find_idev+0x102/0x170
[14044.392105][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14044.392105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14044.392105][T19513]      netlink_rcv_skb+0x130/0x360
[14044.392105][T19513]      netlink_unicast+0x449/0x710
[14044.392105][T19513]      netlink_sendmsg+0x723/0xbe0
[14044.392105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14044.392105][T19513]      ___sys_sendmsg+0xee/0x170
[14044.392105][T19513]      __sys_sendmsg+0xcd/0x170
[14044.392105][T19513]      do_syscall_64+0xc6/0x1e0
[14044.392105][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14044.392105][T19513] 
[14054.423154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14054.423629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14054.423629][T19513]      netdev_get_by_index+0x5e/0x80
[14054.423629][T19513]      fib6_nh_init+0x3d8/0x15b0
[14054.423629][T19513]      ip6_route_info_create+0xf18/0x17d0
[14054.423629][T19513]      ip6_route_add+0x1c/0x140
[14054.423629][T19513]      addrconf_prefix_route+0x2a6/0x430
[14054.423629][T19513]      inet6_addr_add+0x4f8/0xa40
[14054.423629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14054.423629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14054.423629][T19513]      netlink_rcv_skb+0x130/0x360
[14054.423629][T19513]      netlink_unicast+0x449/0x710
[14054.423629][T19513]      netlink_sendmsg+0x723/0xbe0
[14054.423629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14054.423629][T19513]      ___sys_sendmsg+0xee/0x170
[14054.423629][T19513]      __sys_sendmsg+0xcd/0x170
[14054.423629][T19513]      do_syscall_64+0xc6/0x1e0
[14054.423629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14054.423629][T19513] 
[14054.425904][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14054.425904][T19513]      netdev_get_by_index+0x5e/0x80
[14054.425904][T19513]      fib6_nh_init+0x3d8/0x15b0
[14054.425904][T19513]      ip6_route_info_create+0xf18/0x17d0
[14054.425904][T19513]      addrconf_f6i_alloc+0x315/0x560
[14054.425904][T19513]      ipv6_add_addr+0x411/0x2000
[14054.425904][T19513]      inet6_addr_add+0x30e/0xa40
[14054.425904][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14054.425904][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14054.425904][T19513]      netlink_rcv_skb+0x130/0x360
[14054.425904][T19513]      netlink_unicast+0x449/0x710
[14054.425904][T19513]      netlink_sendmsg+0x723/0xbe0
[14054.425904][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14054.425904][T19513]      ___sys_sendmsg+0xee/0x170
[14054.425904][T19513]      __sys_sendmsg+0xcd/0x170
[14054.425904][T19513]      do_syscall_64+0xc6/0x1e0
[14054.425904][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14054.425904][T19513] 
[14054.428136][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14054.428136][T19513]      netdev_get_by_index+0x5e/0x80
[14054.428136][T19513]      fib6_nh_init+0x3d8/0x15b0
[14054.428136][T19513]      ip6_route_info_create+0xf18/0x17d0
[14054.428136][T19513]      ip6_route_add+0x1c/0x140
[14054.428136][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14054.428136][T19513]      addrconf_add_dev+0xe2/0x170
[14054.428136][T19513]      inet6_addr_add+0x12f/0xa40
[14054.428136][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14054.428136][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14054.428136][T19513]      netlink_rcv_skb+0x130/0x360
[14054.428136][T19513]      netlink_unicast+0x449/0x710
[14054.428136][T19513]      netlink_sendmsg+0x723/0xbe0
[14054.428136][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14054.428136][T19513]      ___sys_sendmsg+0xee/0x170
[14054.428136][T19513]      __sys_sendmsg+0xcd/0x170
[14054.428136][T19513]      do_syscall_64+0xc6/0x1e0
[14054.428136][T19513] 
[14054.430345][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14054.430345][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14054.430345][T19513]      ipv6_find_idev+0x102/0x170
[14054.430345][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14054.430345][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14054.430345][T19513]      netlink_rcv_skb+0x130/0x360
[14054.430345][T19513]      netlink_unicast+0x449/0x710
[14054.430345][T19513]      netlink_sendmsg+0x723/0xbe0
[14054.430345][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14054.430345][T19513]      ___sys_sendmsg+0xee/0x170
[14054.430345][T19513]      __sys_sendmsg+0xcd/0x170
[14054.430345][T19513]      do_syscall_64+0xc6/0x1e0
[14054.430345][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14054.430345][T19513] 
[14054.432083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14054.432083][T19513]      neigh_parms_alloc+0x1e5/0x510
[14054.432083][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14054.432083][T19513]      ipv6_find_idev+0x102/0x170
[14054.432083][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14054.432083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14054.432083][T19513]      netlink_rcv_skb+0x130/0x360
[14054.432083][T19513]      netlink_unicast+0x449/0x710
[14054.432083][T19513]      netlink_sendmsg+0x723/0xbe0
[14054.432083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14054.432083][T19513]      ___sys_sendmsg+0xee/0x170
[14054.432083][T19513]      __sys_sendmsg+0xcd/0x170
[14054.432083][T19513]      do_syscall_64+0xc6/0x1e0
[14054.432083][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14054.432083][T19513] 
[14064.479126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14064.479599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14064.479599][T19513]      netdev_get_by_index+0x5e/0x80
[14064.479599][T19513]      fib6_nh_init+0x3d8/0x15b0
[14064.479599][T19513]      ip6_route_info_create+0xf18/0x17d0
[14064.479599][T19513]      ip6_route_add+0x1c/0x140
[14064.479599][T19513]      addrconf_prefix_route+0x2a6/0x430
[14064.479599][T19513]      inet6_addr_add+0x4f8/0xa40
[14064.479599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14064.479599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14064.479599][T19513]      netlink_rcv_skb+0x130/0x360
[14064.479599][T19513]      netlink_unicast+0x449/0x710
[14064.479599][T19513]      netlink_sendmsg+0x723/0xbe0
[14064.479599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14064.479599][T19513]      ___sys_sendmsg+0xee/0x170
[14064.479599][T19513]      __sys_sendmsg+0xcd/0x170
[14064.479599][T19513]      do_syscall_64+0xc6/0x1e0
[14064.479599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14064.479599][T19513] 
[14064.481871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14064.481871][T19513]      netdev_get_by_index+0x5e/0x80
[14064.481871][T19513]      fib6_nh_init+0x3d8/0x15b0
[14064.481871][T19513]      ip6_route_info_create+0xf18/0x17d0
[14064.481871][T19513]      addrconf_f6i_alloc+0x315/0x560
[14064.481871][T19513]      ipv6_add_addr+0x411/0x2000
[14064.481871][T19513]      inet6_addr_add+0x30e/0xa40
[14064.481871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14064.481871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14064.481871][T19513]      netlink_rcv_skb+0x130/0x360
[14064.481871][T19513]      netlink_unicast+0x449/0x710
[14064.481871][T19513]      netlink_sendmsg+0x723/0xbe0
[14064.481871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14064.481871][T19513]      ___sys_sendmsg+0xee/0x170
[14064.481871][T19513]      __sys_sendmsg+0xcd/0x170
[14064.481871][T19513]      do_syscall_64+0xc6/0x1e0
[14064.481871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14064.481871][T19513] 
[14064.484105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14064.484105][T19513]      netdev_get_by_index+0x5e/0x80
[14064.484105][T19513]      fib6_nh_init+0x3d8/0x15b0
[14064.484105][T19513]      ip6_route_info_create+0xf18/0x17d0
[14064.484105][T19513]      ip6_route_add+0x1c/0x140
[14064.484105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14064.484105][T19513]      addrconf_add_dev+0xe2/0x170
[14064.484105][T19513]      inet6_addr_add+0x12f/0xa40
[14064.484105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14064.484105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14064.484105][T19513]      netlink_rcv_skb+0x130/0x360
[14064.484105][T19513]      netlink_unicast+0x449/0x710
[14064.484105][T19513]      netlink_sendmsg+0x723/0xbe0
[14064.484105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14064.484105][T19513]      ___sys_sendmsg+0xee/0x170
[14064.484105][T19513]      __sys_sendmsg+0xcd/0x170
[14064.484105][T19513]      do_syscall_64+0xc6/0x1e0
[14064.484105][T19513] 
[14064.486413][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14064.486413][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14064.486413][T19513]      ipv6_find_idev+0x102/0x170
[14064.486413][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14064.486413][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14064.486413][T19513]      netlink_rcv_skb+0x130/0x360
[14064.486413][T19513]      netlink_unicast+0x449/0x710
[14064.486413][T19513]      netlink_sendmsg+0x723/0xbe0
[14064.486413][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14064.486413][T19513]      ___sys_sendmsg+0xee/0x170
[14064.486413][T19513]      __sys_sendmsg+0xcd/0x170
[14064.486413][T19513]      do_syscall_64+0xc6/0x1e0
[14064.486413][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14064.486413][T19513] 
[14064.488130][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14064.488130][T19513]      neigh_parms_alloc+0x1e5/0x510
[14064.488130][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14064.488130][T19513]      ipv6_find_idev+0x102/0x170
[14064.488130][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14064.488130][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14064.488130][T19513]      netlink_rcv_skb+0x130/0x360
[14064.488130][T19513]      netlink_unicast+0x449/0x710
[14064.488130][T19513]      netlink_sendmsg+0x723/0xbe0
[14064.488130][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14064.488130][T19513]      ___sys_sendmsg+0xee/0x170
[14064.488130][T19513]      __sys_sendmsg+0xcd/0x170
[14064.488130][T19513]      do_syscall_64+0xc6/0x1e0
[14064.488130][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14064.488130][T19513] 
[14074.727159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14074.727570][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14074.727570][T19513]      netdev_get_by_index+0x5e/0x80
[14074.727570][T19513]      fib6_nh_init+0x3d8/0x15b0
[14074.727570][T19513]      ip6_route_info_create+0xf18/0x17d0
[14074.727570][T19513]      ip6_route_add+0x1c/0x140
[14074.727570][T19513]      addrconf_prefix_route+0x2a6/0x430
[14074.727570][T19513]      inet6_addr_add+0x4f8/0xa40
[14074.727570][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14074.727570][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14074.727570][T19513]      netlink_rcv_skb+0x130/0x360
[14074.727570][T19513]      netlink_unicast+0x449/0x710
[14074.727570][T19513]      netlink_sendmsg+0x723/0xbe0
[14074.727570][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14074.727570][T19513]      ___sys_sendmsg+0xee/0x170
[14074.727570][T19513]      __sys_sendmsg+0xcd/0x170
[14074.727570][T19513]      do_syscall_64+0xc6/0x1e0
[14074.727570][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14074.727570][T19513] 
[14074.729798][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14074.729798][T19513]      netdev_get_by_index+0x5e/0x80
[14074.729798][T19513]      fib6_nh_init+0x3d8/0x15b0
[14074.729798][T19513]      ip6_route_info_create+0xf18/0x17d0
[14074.729798][T19513]      addrconf_f6i_alloc+0x315/0x560
[14074.729798][T19513]      ipv6_add_addr+0x411/0x2000
[14074.729798][T19513]      inet6_addr_add+0x30e/0xa40
[14074.729798][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14074.729798][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14074.729798][T19513]      netlink_rcv_skb+0x130/0x360
[14074.729798][T19513]      netlink_unicast+0x449/0x710
[14074.729798][T19513]      netlink_sendmsg+0x723/0xbe0
[14074.729798][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14074.729798][T19513]      ___sys_sendmsg+0xee/0x170
[14074.729798][T19513]      __sys_sendmsg+0xcd/0x170
[14074.729798][T19513]      do_syscall_64+0xc6/0x1e0
[14074.729798][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14074.729798][T19513] 
[14074.732035][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14074.732035][T19513]      netdev_get_by_index+0x5e/0x80
[14074.732035][T19513]      fib6_nh_init+0x3d8/0x15b0
[14074.732035][T19513]      ip6_route_info_create+0xf18/0x17d0
[14074.732035][T19513]      ip6_route_add+0x1c/0x140
[14074.732035][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14074.732035][T19513]      addrconf_add_dev+0xe2/0x170
[14074.732035][T19513]      inet6_addr_add+0x12f/0xa40
[14074.732035][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14074.732035][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14074.732035][T19513]      netlink_rcv_skb+0x130/0x360
[14074.732035][T19513]      netlink_unicast+0x449/0x710
[14074.732035][T19513]      netlink_sendmsg+0x723/0xbe0
[14074.732035][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14074.732035][T19513]      ___sys_sendmsg+0xee/0x170
[14074.732035][T19513]      __sys_sendmsg+0xcd/0x170
[14074.732035][T19513]      do_syscall_64+0xc6/0x1e0
[14074.732035][T19513] 
[14074.734205][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14074.734205][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14074.734205][T19513]      ipv6_find_idev+0x102/0x170
[14074.734205][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14074.734205][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14074.734205][T19513]      netlink_rcv_skb+0x130/0x360
[14074.734205][T19513]      netlink_unicast+0x449/0x710
[14074.734205][T19513]      netlink_sendmsg+0x723/0xbe0
[14074.734205][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14074.734205][T19513]      ___sys_sendmsg+0xee/0x170
[14074.734205][T19513]      __sys_sendmsg+0xcd/0x170
[14074.734205][T19513]      do_syscall_64+0xc6/0x1e0
[14074.734205][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14074.734205][T19513] 
[14074.735893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14074.735893][T19513]      neigh_parms_alloc+0x1e5/0x510
[14074.735893][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14074.735893][T19513]      ipv6_find_idev+0x102/0x170
[14074.735893][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14074.735893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14074.735893][T19513]      netlink_rcv_skb+0x130/0x360
[14074.735893][T19513]      netlink_unicast+0x449/0x710
[14074.735893][T19513]      netlink_sendmsg+0x723/0xbe0
[14074.735893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14074.735893][T19513]      ___sys_sendmsg+0xee/0x170
[14074.735893][T19513]      __sys_sendmsg+0xcd/0x170
[14074.735893][T19513]      do_syscall_64+0xc6/0x1e0
[14074.735893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14074.735893][T19513] 
[14084.975159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14084.975554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14084.975554][T19513]      netdev_get_by_index+0x5e/0x80
[14084.975554][T19513]      fib6_nh_init+0x3d8/0x15b0
[14084.975554][T19513]      ip6_route_info_create+0xf18/0x17d0
[14084.975554][T19513]      ip6_route_add+0x1c/0x140
[14084.975554][T19513]      addrconf_prefix_route+0x2a6/0x430
[14084.975554][T19513]      inet6_addr_add+0x4f8/0xa40
[14084.975554][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14084.975554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14084.975554][T19513]      netlink_rcv_skb+0x130/0x360
[14084.975554][T19513]      netlink_unicast+0x449/0x710
[14084.975554][T19513]      netlink_sendmsg+0x723/0xbe0
[14084.975554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14084.975554][T19513]      ___sys_sendmsg+0xee/0x170
[14084.975554][T19513]      __sys_sendmsg+0xcd/0x170
[14084.975554][T19513]      do_syscall_64+0xc6/0x1e0
[14084.975554][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14084.975554][T19513] 
[14084.977790][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14084.977790][T19513]      netdev_get_by_index+0x5e/0x80
[14084.977790][T19513]      fib6_nh_init+0x3d8/0x15b0
[14084.977790][T19513]      ip6_route_info_create+0xf18/0x17d0
[14084.977790][T19513]      addrconf_f6i_alloc+0x315/0x560
[14084.977790][T19513]      ipv6_add_addr+0x411/0x2000
[14084.977790][T19513]      inet6_addr_add+0x30e/0xa40
[14084.977790][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14084.977790][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14084.977790][T19513]      netlink_rcv_skb+0x130/0x360
[14084.977790][T19513]      netlink_unicast+0x449/0x710
[14084.977790][T19513]      netlink_sendmsg+0x723/0xbe0
[14084.977790][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14084.977790][T19513]      ___sys_sendmsg+0xee/0x170
[14084.977790][T19513]      __sys_sendmsg+0xcd/0x170
[14084.977790][T19513]      do_syscall_64+0xc6/0x1e0
[14084.977790][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14084.977790][T19513] 
[14084.979985][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14084.979985][T19513]      netdev_get_by_index+0x5e/0x80
[14084.979985][T19513]      fib6_nh_init+0x3d8/0x15b0
[14084.979985][T19513]      ip6_route_info_create+0xf18/0x17d0
[14084.979985][T19513]      ip6_route_add+0x1c/0x140
[14084.979985][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14084.979985][T19513]      addrconf_add_dev+0xe2/0x170
[14084.979985][T19513]      inet6_addr_add+0x12f/0xa40
[14084.979985][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14084.979985][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14084.979985][T19513]      netlink_rcv_skb+0x130/0x360
[14084.979985][T19513]      netlink_unicast+0x449/0x710
[14084.979985][T19513]      netlink_sendmsg+0x723/0xbe0
[14084.979985][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14084.979985][T19513]      ___sys_sendmsg+0xee/0x170
[14084.979985][T19513]      __sys_sendmsg+0xcd/0x170
[14084.979985][T19513]      do_syscall_64+0xc6/0x1e0
[14084.979985][T19513] 
[14084.982169][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14084.982169][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14084.982169][T19513]      ipv6_find_idev+0x102/0x170
[14084.982169][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14084.982169][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14084.982169][T19513]      netlink_rcv_skb+0x130/0x360
[14084.982169][T19513]      netlink_unicast+0x449/0x710
[14084.982169][T19513]      netlink_sendmsg+0x723/0xbe0
[14084.982169][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14084.982169][T19513]      ___sys_sendmsg+0xee/0x170
[14084.982169][T19513]      __sys_sendmsg+0xcd/0x170
[14084.982169][T19513]      do_syscall_64+0xc6/0x1e0
[14084.982169][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14084.982169][T19513] 
[14084.983857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14084.983857][T19513]      neigh_parms_alloc+0x1e5/0x510
[14084.983857][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14084.983857][T19513]      ipv6_find_idev+0x102/0x170
[14084.983857][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14084.983857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14084.983857][T19513]      netlink_rcv_skb+0x130/0x360
[14084.983857][T19513]      netlink_unicast+0x449/0x710
[14084.983857][T19513]      netlink_sendmsg+0x723/0xbe0
[14084.983857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14084.983857][T19513]      ___sys_sendmsg+0xee/0x170
[14084.983857][T19513]      __sys_sendmsg+0xcd/0x170
[14084.983857][T19513]      do_syscall_64+0xc6/0x1e0
[14084.983857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14084.983857][T19513] 
[14095.223137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14095.223592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14095.223592][T19513]      netdev_get_by_index+0x5e/0x80
[14095.223592][T19513]      fib6_nh_init+0x3d8/0x15b0
[14095.223592][T19513]      ip6_route_info_create+0xf18/0x17d0
[14095.223592][T19513]      ip6_route_add+0x1c/0x140
[14095.223592][T19513]      addrconf_prefix_route+0x2a6/0x430
[14095.223592][T19513]      inet6_addr_add+0x4f8/0xa40
[14095.223592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14095.223592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14095.223592][T19513]      netlink_rcv_skb+0x130/0x360
[14095.223592][T19513]      netlink_unicast+0x449/0x710
[14095.223592][T19513]      netlink_sendmsg+0x723/0xbe0
[14095.223592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14095.223592][T19513]      ___sys_sendmsg+0xee/0x170
[14095.223592][T19513]      __sys_sendmsg+0xcd/0x170
[14095.223592][T19513]      do_syscall_64+0xc6/0x1e0
[14095.223592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14095.223592][T19513] 
[14095.225827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14095.225827][T19513]      netdev_get_by_index+0x5e/0x80
[14095.225827][T19513]      fib6_nh_init+0x3d8/0x15b0
[14095.225827][T19513]      ip6_route_info_create+0xf18/0x17d0
[14095.225827][T19513]      addrconf_f6i_alloc+0x315/0x560
[14095.225827][T19513]      ipv6_add_addr+0x411/0x2000
[14095.225827][T19513]      inet6_addr_add+0x30e/0xa40
[14095.225827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14095.225827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14095.225827][T19513]      netlink_rcv_skb+0x130/0x360
[14095.225827][T19513]      netlink_unicast+0x449/0x710
[14095.225827][T19513]      netlink_sendmsg+0x723/0xbe0
[14095.225827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14095.225827][T19513]      ___sys_sendmsg+0xee/0x170
[14095.225827][T19513]      __sys_sendmsg+0xcd/0x170
[14095.225827][T19513]      do_syscall_64+0xc6/0x1e0
[14095.225827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14095.225827][T19513] 
[14095.228033][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14095.228033][T19513]      netdev_get_by_index+0x5e/0x80
[14095.228033][T19513]      fib6_nh_init+0x3d8/0x15b0
[14095.228033][T19513]      ip6_route_info_create+0xf18/0x17d0
[14095.228033][T19513]      ip6_route_add+0x1c/0x140
[14095.228033][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14095.228033][T19513]      addrconf_add_dev+0xe2/0x170
[14095.228033][T19513]      inet6_addr_add+0x12f/0xa40
[14095.228033][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14095.228033][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14095.228033][T19513]      netlink_rcv_skb+0x130/0x360
[14095.228033][T19513]      netlink_unicast+0x449/0x710
[14095.228033][T19513]      netlink_sendmsg+0x723/0xbe0
[14095.228033][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14095.228033][T19513]      ___sys_sendmsg+0xee/0x170
[14095.228033][T19513]      __sys_sendmsg+0xcd/0x170
[14095.228033][T19513]      do_syscall_64+0xc6/0x1e0
[14095.228033][T19513] 
[14095.230202][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14095.230202][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14095.230202][T19513]      ipv6_find_idev+0x102/0x170
[14095.230202][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14095.230202][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14095.230202][T19513]      netlink_rcv_skb+0x130/0x360
[14095.230202][T19513]      netlink_unicast+0x449/0x710
[14095.230202][T19513]      netlink_sendmsg+0x723/0xbe0
[14095.230202][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14095.230202][T19513]      ___sys_sendmsg+0xee/0x170
[14095.230202][T19513]      __sys_sendmsg+0xcd/0x170
[14095.230202][T19513]      do_syscall_64+0xc6/0x1e0
[14095.230202][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14095.230202][T19513] 
[14095.231912][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14095.231912][T19513]      neigh_parms_alloc+0x1e5/0x510
[14095.231912][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14095.231912][T19513]      ipv6_find_idev+0x102/0x170
[14095.231912][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14095.231912][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14095.231912][T19513]      netlink_rcv_skb+0x130/0x360
[14095.231912][T19513]      netlink_unicast+0x449/0x710
[14095.231912][T19513]      netlink_sendmsg+0x723/0xbe0
[14095.231912][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14095.231912][T19513]      ___sys_sendmsg+0xee/0x170
[14095.231912][T19513]      __sys_sendmsg+0xcd/0x170
[14095.231912][T19513]      do_syscall_64+0xc6/0x1e0
[14095.231912][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14095.231912][T19513] 
[14105.311146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14105.311609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14105.311609][T19513]      netdev_get_by_index+0x5e/0x80
[14105.311609][T19513]      fib6_nh_init+0x3d8/0x15b0
[14105.311609][T19513]      ip6_route_info_create+0xf18/0x17d0
[14105.311609][T19513]      ip6_route_add+0x1c/0x140
[14105.311609][T19513]      addrconf_prefix_route+0x2a6/0x430
[14105.311609][T19513]      inet6_addr_add+0x4f8/0xa40
[14105.311609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14105.311609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14105.311609][T19513]      netlink_rcv_skb+0x130/0x360
[14105.311609][T19513]      netlink_unicast+0x449/0x710
[14105.311609][T19513]      netlink_sendmsg+0x723/0xbe0
[14105.311609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14105.311609][T19513]      ___sys_sendmsg+0xee/0x170
[14105.311609][T19513]      __sys_sendmsg+0xcd/0x170
[14105.311609][T19513]      do_syscall_64+0xc6/0x1e0
[14105.311609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14105.311609][T19513] 
[14105.313858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14105.313858][T19513]      netdev_get_by_index+0x5e/0x80
[14105.313858][T19513]      fib6_nh_init+0x3d8/0x15b0
[14105.313858][T19513]      ip6_route_info_create+0xf18/0x17d0
[14105.313858][T19513]      addrconf_f6i_alloc+0x315/0x560
[14105.313858][T19513]      ipv6_add_addr+0x411/0x2000
[14105.313858][T19513]      inet6_addr_add+0x30e/0xa40
[14105.313858][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14105.313858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14105.313858][T19513]      netlink_rcv_skb+0x130/0x360
[14105.313858][T19513]      netlink_unicast+0x449/0x710
[14105.313858][T19513]      netlink_sendmsg+0x723/0xbe0
[14105.313858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14105.313858][T19513]      ___sys_sendmsg+0xee/0x170
[14105.313858][T19513]      __sys_sendmsg+0xcd/0x170
[14105.313858][T19513]      do_syscall_64+0xc6/0x1e0
[14105.313858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14105.313858][T19513] 
[14105.316058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14105.316058][T19513]      netdev_get_by_index+0x5e/0x80
[14105.316058][T19513]      fib6_nh_init+0x3d8/0x15b0
[14105.316058][T19513]      ip6_route_info_create+0xf18/0x17d0
[14105.316058][T19513]      ip6_route_add+0x1c/0x140
[14105.316058][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14105.316058][T19513]      addrconf_add_dev+0xe2/0x170
[14105.316058][T19513]      inet6_addr_add+0x12f/0xa40
[14105.316058][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14105.316058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14105.316058][T19513]      netlink_rcv_skb+0x130/0x360
[14105.316058][T19513]      netlink_unicast+0x449/0x710
[14105.316058][T19513]      netlink_sendmsg+0x723/0xbe0
[14105.316058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14105.316058][T19513]      ___sys_sendmsg+0xee/0x170
[14105.316058][T19513]      __sys_sendmsg+0xcd/0x170
[14105.316058][T19513]      do_syscall_64+0xc6/0x1e0
[14105.316058][T19513] 
[14105.318233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14105.318233][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14105.318233][T19513]      ipv6_find_idev+0x102/0x170
[14105.318233][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14105.318233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14105.318233][T19513]      netlink_rcv_skb+0x130/0x360
[14105.318233][T19513]      netlink_unicast+0x449/0x710
[14105.318233][T19513]      netlink_sendmsg+0x723/0xbe0
[14105.318233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14105.318233][T19513]      ___sys_sendmsg+0xee/0x170
[14105.318233][T19513]      __sys_sendmsg+0xcd/0x170
[14105.318233][T19513]      do_syscall_64+0xc6/0x1e0
[14105.318233][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14105.318233][T19513] 
[14105.319929][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14105.319929][T19513]      neigh_parms_alloc+0x1e5/0x510
[14105.319929][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14105.319929][T19513]      ipv6_find_idev+0x102/0x170
[14105.319929][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14105.319929][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14105.319929][T19513]      netlink_rcv_skb+0x130/0x360
[14105.319929][T19513]      netlink_unicast+0x449/0x710
[14105.319929][T19513]      netlink_sendmsg+0x723/0xbe0
[14105.319929][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14105.319929][T19513]      ___sys_sendmsg+0xee/0x170
[14105.319929][T19513]      __sys_sendmsg+0xcd/0x170
[14105.319929][T19513]      do_syscall_64+0xc6/0x1e0
[14105.319929][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14105.319929][T19513] 
[14115.559119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14115.559578][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14115.559578][T19513]      netdev_get_by_index+0x5e/0x80
[14115.559578][T19513]      fib6_nh_init+0x3d8/0x15b0
[14115.559578][T19513]      ip6_route_info_create+0xf18/0x17d0
[14115.559578][T19513]      ip6_route_add+0x1c/0x140
[14115.559578][T19513]      addrconf_prefix_route+0x2a6/0x430
[14115.559578][T19513]      inet6_addr_add+0x4f8/0xa40
[14115.559578][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14115.559578][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14115.559578][T19513]      netlink_rcv_skb+0x130/0x360
[14115.559578][T19513]      netlink_unicast+0x449/0x710
[14115.559578][T19513]      netlink_sendmsg+0x723/0xbe0
[14115.559578][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14115.559578][T19513]      ___sys_sendmsg+0xee/0x170
[14115.559578][T19513]      __sys_sendmsg+0xcd/0x170
[14115.559578][T19513]      do_syscall_64+0xc6/0x1e0
[14115.559578][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14115.559578][T19513] 
[14115.561813][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14115.561813][T19513]      netdev_get_by_index+0x5e/0x80
[14115.561813][T19513]      fib6_nh_init+0x3d8/0x15b0
[14115.561813][T19513]      ip6_route_info_create+0xf18/0x17d0
[14115.561813][T19513]      addrconf_f6i_alloc+0x315/0x560
[14115.561813][T19513]      ipv6_add_addr+0x411/0x2000
[14115.561813][T19513]      inet6_addr_add+0x30e/0xa40
[14115.561813][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14115.561813][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14115.561813][T19513]      netlink_rcv_skb+0x130/0x360
[14115.561813][T19513]      netlink_unicast+0x449/0x710
[14115.561813][T19513]      netlink_sendmsg+0x723/0xbe0
[14115.561813][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14115.561813][T19513]      ___sys_sendmsg+0xee/0x170
[14115.561813][T19513]      __sys_sendmsg+0xcd/0x170
[14115.561813][T19513]      do_syscall_64+0xc6/0x1e0
[14115.561813][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14115.561813][T19513] 
[14115.564051][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14115.564051][T19513]      netdev_get_by_index+0x5e/0x80
[14115.564051][T19513]      fib6_nh_init+0x3d8/0x15b0
[14115.564051][T19513]      ip6_route_info_create+0xf18/0x17d0
[14115.564051][T19513]      ip6_route_add+0x1c/0x140
[14115.564051][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14115.564051][T19513]      addrconf_add_dev+0xe2/0x170
[14115.564051][T19513]      inet6_addr_add+0x12f/0xa40
[14115.564051][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14115.564051][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14115.564051][T19513]      netlink_rcv_skb+0x130/0x360
[14115.564051][T19513]      netlink_unicast+0x449/0x710
[14115.564051][T19513]      netlink_sendmsg+0x723/0xbe0
[14115.564051][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14115.564051][T19513]      ___sys_sendmsg+0xee/0x170
[14115.564051][T19513]      __sys_sendmsg+0xcd/0x170
[14115.564051][T19513]      do_syscall_64+0xc6/0x1e0
[14115.564051][T19513] 
[14115.566224][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14115.566224][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14115.566224][T19513]      ipv6_find_idev+0x102/0x170
[14115.566224][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14115.566224][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14115.566224][T19513]      netlink_rcv_skb+0x130/0x360
[14115.566224][T19513]      netlink_unicast+0x449/0x710
[14115.566224][T19513]      netlink_sendmsg+0x723/0xbe0
[14115.566224][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14115.566224][T19513]      ___sys_sendmsg+0xee/0x170
[14115.566224][T19513]      __sys_sendmsg+0xcd/0x170
[14115.566224][T19513]      do_syscall_64+0xc6/0x1e0
[14115.566224][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14115.566224][T19513] 
[14115.567927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14115.567927][T19513]      neigh_parms_alloc+0x1e5/0x510
[14115.567927][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14115.567927][T19513]      ipv6_find_idev+0x102/0x170
[14115.567927][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14115.567927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14115.567927][T19513]      netlink_rcv_skb+0x130/0x360
[14115.567927][T19513]      netlink_unicast+0x449/0x710
[14115.567927][T19513]      netlink_sendmsg+0x723/0xbe0
[14115.567927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14115.567927][T19513]      ___sys_sendmsg+0xee/0x170
[14115.567927][T19513]      __sys_sendmsg+0xcd/0x170
[14115.567927][T19513]      do_syscall_64+0xc6/0x1e0
[14115.567927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14115.567927][T19513] 
[14125.623210][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14125.623614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14125.623614][T19513]      netdev_get_by_index+0x5e/0x80
[14125.623614][T19513]      fib6_nh_init+0x3d8/0x15b0
[14125.623614][T19513]      ip6_route_info_create+0xf18/0x17d0
[14125.623614][T19513]      ip6_route_add+0x1c/0x140
[14125.623614][T19513]      addrconf_prefix_route+0x2a6/0x430
[14125.623614][T19513]      inet6_addr_add+0x4f8/0xa40
[14125.623614][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14125.623614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14125.623614][T19513]      netlink_rcv_skb+0x130/0x360
[14125.623614][T19513]      netlink_unicast+0x449/0x710
[14125.623614][T19513]      netlink_sendmsg+0x723/0xbe0
[14125.623614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14125.623614][T19513]      ___sys_sendmsg+0xee/0x170
[14125.623614][T19513]      __sys_sendmsg+0xcd/0x170
[14125.623614][T19513]      do_syscall_64+0xc6/0x1e0
[14125.623614][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14125.623614][T19513] 
[14125.625853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14125.625853][T19513]      netdev_get_by_index+0x5e/0x80
[14125.625853][T19513]      fib6_nh_init+0x3d8/0x15b0
[14125.625853][T19513]      ip6_route_info_create+0xf18/0x17d0
[14125.625853][T19513]      addrconf_f6i_alloc+0x315/0x560
[14125.625853][T19513]      ipv6_add_addr+0x411/0x2000
[14125.625853][T19513]      inet6_addr_add+0x30e/0xa40
[14125.625853][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14125.625853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14125.625853][T19513]      netlink_rcv_skb+0x130/0x360
[14125.625853][T19513]      netlink_unicast+0x449/0x710
[14125.625853][T19513]      netlink_sendmsg+0x723/0xbe0
[14125.625853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14125.625853][T19513]      ___sys_sendmsg+0xee/0x170
[14125.625853][T19513]      __sys_sendmsg+0xcd/0x170
[14125.625853][T19513]      do_syscall_64+0xc6/0x1e0
[14125.625853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14125.625853][T19513] 
[14125.629004][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14125.629004][T19513]      netdev_get_by_index+0x5e/0x80
[14125.629004][T19513]      fib6_nh_init+0x3d8/0x15b0
[14125.629004][T19513]      ip6_route_info_create+0xf18/0x17d0
[14125.629004][T19513]      ip6_route_add+0x1c/0x140
[14125.629004][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14125.629004][T19513]      addrconf_add_dev+0xe2/0x170
[14125.629004][T19513]      inet6_addr_add+0x12f/0xa40
[14125.629004][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14125.629004][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14125.629004][T19513]      netlink_rcv_skb+0x130/0x360
[14125.629004][T19513]      netlink_unicast+0x449/0x710
[14125.629004][T19513]      netlink_sendmsg+0x723/0xbe0
[14125.629004][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14125.629004][T19513]      ___sys_sendmsg+0xee/0x170
[14125.629004][T19513]      __sys_sendmsg+0xcd/0x170
[14125.629004][T19513]      do_syscall_64+0xc6/0x1e0
[14125.629004][T19513] 
[14125.631177][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14125.631177][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14125.631177][T19513]      ipv6_find_idev+0x102/0x170
[14125.631177][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14125.631177][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14125.631177][T19513]      netlink_rcv_skb+0x130/0x360
[14125.631177][T19513]      netlink_unicast+0x449/0x710
[14125.631177][T19513]      netlink_sendmsg+0x723/0xbe0
[14125.631177][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14125.631177][T19513]      ___sys_sendmsg+0xee/0x170
[14125.631177][T19513]      __sys_sendmsg+0xcd/0x170
[14125.631177][T19513]      do_syscall_64+0xc6/0x1e0
[14125.631177][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14125.631177][T19513] 
[14125.632880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14125.632880][T19513]      neigh_parms_alloc+0x1e5/0x510
[14125.632880][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14125.632880][T19513]      ipv6_find_idev+0x102/0x170
[14125.632880][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14125.632880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14125.632880][T19513]      netlink_rcv_skb+0x130/0x360
[14125.632880][T19513]      netlink_unicast+0x449/0x710
[14125.632880][T19513]      netlink_sendmsg+0x723/0xbe0
[14125.632880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14125.632880][T19513]      ___sys_sendmsg+0xee/0x170
[14125.632880][T19513]      __sys_sendmsg+0xcd/0x170
[14125.632880][T19513]      do_syscall_64+0xc6/0x1e0
[14125.632880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14125.632880][T19513] 
[14136.343329][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14136.343815][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14136.343815][T19513]      netdev_get_by_index+0x5e/0x80
[14136.343815][T19513]      fib6_nh_init+0x3d8/0x15b0
[14136.343815][T19513]      ip6_route_info_create+0xf18/0x17d0
[14136.343815][T19513]      ip6_route_add+0x1c/0x140
[14136.343815][T19513]      addrconf_prefix_route+0x2a6/0x430
[14136.343815][T19513]      inet6_addr_add+0x4f8/0xa40
[14136.343815][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14136.343815][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14136.343815][T19513]      netlink_rcv_skb+0x130/0x360
[14136.343815][T19513]      netlink_unicast+0x449/0x710
[14136.343815][T19513]      netlink_sendmsg+0x723/0xbe0
[14136.343815][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14136.343815][T19513]      ___sys_sendmsg+0xee/0x170
[14136.343815][T19513]      __sys_sendmsg+0xcd/0x170
[14136.343815][T19513]      do_syscall_64+0xc6/0x1e0
[14136.343815][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14136.343815][T19513] 
[14136.346052][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14136.346052][T19513]      netdev_get_by_index+0x5e/0x80
[14136.346052][T19513]      fib6_nh_init+0x3d8/0x15b0
[14136.346052][T19513]      ip6_route_info_create+0xf18/0x17d0
[14136.346052][T19513]      addrconf_f6i_alloc+0x315/0x560
[14136.346052][T19513]      ipv6_add_addr+0x411/0x2000
[14136.346052][T19513]      inet6_addr_add+0x30e/0xa40
[14136.346052][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14136.346052][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14136.346052][T19513]      netlink_rcv_skb+0x130/0x360
[14136.346052][T19513]      netlink_unicast+0x449/0x710
[14136.346052][T19513]      netlink_sendmsg+0x723/0xbe0
[14136.346052][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14136.346052][T19513]      ___sys_sendmsg+0xee/0x170
[14136.346052][T19513]      __sys_sendmsg+0xcd/0x170
[14136.346052][T19513]      do_syscall_64+0xc6/0x1e0
[14136.346052][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14136.346052][T19513] 
[14136.348276][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14136.348276][T19513]      netdev_get_by_index+0x5e/0x80
[14136.348276][T19513]      fib6_nh_init+0x3d8/0x15b0
[14136.348276][T19513]      ip6_route_info_create+0xf18/0x17d0
[14136.348276][T19513]      ip6_route_add+0x1c/0x140
[14136.348276][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14136.348276][T19513]      addrconf_add_dev+0xe2/0x170
[14136.348276][T19513]      inet6_addr_add+0x12f/0xa40
[14136.348276][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14136.348276][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14136.348276][T19513]      netlink_rcv_skb+0x130/0x360
[14136.348276][T19513]      netlink_unicast+0x449/0x710
[14136.348276][T19513]      netlink_sendmsg+0x723/0xbe0
[14136.348276][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14136.348276][T19513]      ___sys_sendmsg+0xee/0x170
[14136.348276][T19513]      __sys_sendmsg+0xcd/0x170
[14136.348276][T19513]      do_syscall_64+0xc6/0x1e0
[14136.348276][T19513] 
[14136.350452][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14136.350452][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14136.350452][T19513]      ipv6_find_idev+0x102/0x170
[14136.350452][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14136.350452][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14136.350452][T19513]      netlink_rcv_skb+0x130/0x360
[14136.350452][T19513]      netlink_unicast+0x449/0x710
[14136.350452][T19513]      netlink_sendmsg+0x723/0xbe0
[14136.350452][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14136.350452][T19513]      ___sys_sendmsg+0xee/0x170
[14136.350452][T19513]      __sys_sendmsg+0xcd/0x170
[14136.350452][T19513]      do_syscall_64+0xc6/0x1e0
[14136.350452][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14136.350452][T19513] 
[14136.352159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14136.352159][T19513]      neigh_parms_alloc+0x1e5/0x510
[14136.352159][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14136.352159][T19513]      ipv6_find_idev+0x102/0x170
[14136.352159][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14136.352159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14136.352159][T19513]      netlink_rcv_skb+0x130/0x360
[14136.352159][T19513]      netlink_unicast+0x449/0x710
[14136.352159][T19513]      netlink_sendmsg+0x723/0xbe0
[14136.352159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14136.352159][T19513]      ___sys_sendmsg+0xee/0x170
[14136.352159][T19513]      __sys_sendmsg+0xcd/0x170
[14136.352159][T19513]      do_syscall_64+0xc6/0x1e0
[14136.352159][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14136.352159][T19513] 
[14146.607126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14146.607610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14146.607610][T19513]      netdev_get_by_index+0x5e/0x80
[14146.607610][T19513]      fib6_nh_init+0x3d8/0x15b0
[14146.607610][T19513]      ip6_route_info_create+0xf18/0x17d0
[14146.607610][T19513]      ip6_route_add+0x1c/0x140
[14146.607610][T19513]      addrconf_prefix_route+0x2a6/0x430
[14146.607610][T19513]      inet6_addr_add+0x4f8/0xa40
[14146.607610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14146.607610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14146.607610][T19513]      netlink_rcv_skb+0x130/0x360
[14146.607610][T19513]      netlink_unicast+0x449/0x710
[14146.607610][T19513]      netlink_sendmsg+0x723/0xbe0
[14146.607610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14146.607610][T19513]      ___sys_sendmsg+0xee/0x170
[14146.607610][T19513]      __sys_sendmsg+0xcd/0x170
[14146.607610][T19513]      do_syscall_64+0xc6/0x1e0
[14146.607610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14146.607610][T19513] 
[14146.609879][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14146.609879][T19513]      netdev_get_by_index+0x5e/0x80
[14146.609879][T19513]      fib6_nh_init+0x3d8/0x15b0
[14146.609879][T19513]      ip6_route_info_create+0xf18/0x17d0
[14146.609879][T19513]      addrconf_f6i_alloc+0x315/0x560
[14146.609879][T19513]      ipv6_add_addr+0x411/0x2000
[14146.609879][T19513]      inet6_addr_add+0x30e/0xa40
[14146.609879][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14146.609879][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14146.609879][T19513]      netlink_rcv_skb+0x130/0x360
[14146.609879][T19513]      netlink_unicast+0x449/0x710
[14146.609879][T19513]      netlink_sendmsg+0x723/0xbe0
[14146.609879][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14146.609879][T19513]      ___sys_sendmsg+0xee/0x170
[14146.609879][T19513]      __sys_sendmsg+0xcd/0x170
[14146.609879][T19513]      do_syscall_64+0xc6/0x1e0
[14146.609879][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14146.609879][T19513] 
[14146.612140][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14146.612140][T19513]      netdev_get_by_index+0x5e/0x80
[14146.612140][T19513]      fib6_nh_init+0x3d8/0x15b0
[14146.612140][T19513]      ip6_route_info_create+0xf18/0x17d0
[14146.612140][T19513]      ip6_route_add+0x1c/0x140
[14146.612140][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14146.612140][T19513]      addrconf_add_dev+0xe2/0x170
[14146.612140][T19513]      inet6_addr_add+0x12f/0xa40
[14146.612140][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14146.612140][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14146.612140][T19513]      netlink_rcv_skb+0x130/0x360
[14146.612140][T19513]      netlink_unicast+0x449/0x710
[14146.612140][T19513]      netlink_sendmsg+0x723/0xbe0
[14146.612140][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14146.612140][T19513]      ___sys_sendmsg+0xee/0x170
[14146.612140][T19513]      __sys_sendmsg+0xcd/0x170
[14146.612140][T19513]      do_syscall_64+0xc6/0x1e0
[14146.612140][T19513] 
[14146.614333][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14146.614333][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14146.614333][T19513]      ipv6_find_idev+0x102/0x170
[14146.614333][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14146.614333][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14146.614333][T19513]      netlink_rcv_skb+0x130/0x360
[14146.614333][T19513]      netlink_unicast+0x449/0x710
[14146.614333][T19513]      netlink_sendmsg+0x723/0xbe0
[14146.614333][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14146.614333][T19513]      ___sys_sendmsg+0xee/0x170
[14146.614333][T19513]      __sys_sendmsg+0xcd/0x170
[14146.614333][T19513]      do_syscall_64+0xc6/0x1e0
[14146.614333][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14146.614333][T19513] 
[14146.616065][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14146.616065][T19513]      neigh_parms_alloc+0x1e5/0x510
[14146.616065][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14146.616065][T19513]      ipv6_find_idev+0x102/0x170
[14146.616065][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14146.616065][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14146.616065][T19513]      netlink_rcv_skb+0x130/0x360
[14146.616065][T19513]      netlink_unicast+0x449/0x710
[14146.616065][T19513]      netlink_sendmsg+0x723/0xbe0
[14146.616065][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14146.616065][T19513]      ___sys_sendmsg+0xee/0x170
[14146.616065][T19513]      __sys_sendmsg+0xcd/0x170
[14146.616065][T19513]      do_syscall_64+0xc6/0x1e0
[14146.616065][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14146.616065][T19513] 
[14156.871141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14156.871571][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14156.871571][T19513]      netdev_get_by_index+0x5e/0x80
[14156.871571][T19513]      fib6_nh_init+0x3d8/0x15b0
[14156.871571][T19513]      ip6_route_info_create+0xf18/0x17d0
[14156.871571][T19513]      ip6_route_add+0x1c/0x140
[14156.871571][T19513]      addrconf_prefix_route+0x2a6/0x430
[14156.871571][T19513]      inet6_addr_add+0x4f8/0xa40
[14156.871571][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14156.871571][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14156.871571][T19513]      netlink_rcv_skb+0x130/0x360
[14156.871571][T19513]      netlink_unicast+0x449/0x710
[14156.871571][T19513]      netlink_sendmsg+0x723/0xbe0
[14156.871571][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14156.871571][T19513]      ___sys_sendmsg+0xee/0x170
[14156.871571][T19513]      __sys_sendmsg+0xcd/0x170
[14156.871571][T19513]      do_syscall_64+0xc6/0x1e0
[14156.871571][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14156.871571][T19513] 
[14156.873835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14156.873835][T19513]      netdev_get_by_index+0x5e/0x80
[14156.873835][T19513]      fib6_nh_init+0x3d8/0x15b0
[14156.873835][T19513]      ip6_route_info_create+0xf18/0x17d0
[14156.873835][T19513]      addrconf_f6i_alloc+0x315/0x560
[14156.873835][T19513]      ipv6_add_addr+0x411/0x2000
[14156.873835][T19513]      inet6_addr_add+0x30e/0xa40
[14156.873835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14156.873835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14156.873835][T19513]      netlink_rcv_skb+0x130/0x360
[14156.873835][T19513]      netlink_unicast+0x449/0x710
[14156.873835][T19513]      netlink_sendmsg+0x723/0xbe0
[14156.873835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14156.873835][T19513]      ___sys_sendmsg+0xee/0x170
[14156.873835][T19513]      __sys_sendmsg+0xcd/0x170
[14156.873835][T19513]      do_syscall_64+0xc6/0x1e0
[14156.873835][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14156.873835][T19513] 
[14156.876071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14156.876071][T19513]      netdev_get_by_index+0x5e/0x80
[14156.876071][T19513]      fib6_nh_init+0x3d8/0x15b0
[14156.876071][T19513]      ip6_route_info_create+0xf18/0x17d0
[14156.876071][T19513]      ip6_route_add+0x1c/0x140
[14156.876071][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14156.876071][T19513]      addrconf_add_dev+0xe2/0x170
[14156.876071][T19513]      inet6_addr_add+0x12f/0xa40
[14156.876071][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14156.876071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14156.876071][T19513]      netlink_rcv_skb+0x130/0x360
[14156.876071][T19513]      netlink_unicast+0x449/0x710
[14156.876071][T19513]      netlink_sendmsg+0x723/0xbe0
[14156.876071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14156.876071][T19513]      ___sys_sendmsg+0xee/0x170
[14156.876071][T19513]      __sys_sendmsg+0xcd/0x170
[14156.876071][T19513]      do_syscall_64+0xc6/0x1e0
[14156.876071][T19513] 
[14156.878270][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14156.878270][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14156.878270][T19513]      ipv6_find_idev+0x102/0x170
[14156.878270][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14156.878270][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14156.878270][T19513]      netlink_rcv_skb+0x130/0x360
[14156.878270][T19513]      netlink_unicast+0x449/0x710
[14156.878270][T19513]      netlink_sendmsg+0x723/0xbe0
[14156.878270][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14156.878270][T19513]      ___sys_sendmsg+0xee/0x170
[14156.878270][T19513]      __sys_sendmsg+0xcd/0x170
[14156.878270][T19513]      do_syscall_64+0xc6/0x1e0
[14156.878270][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14156.878270][T19513] 
[14156.879989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14156.879989][T19513]      neigh_parms_alloc+0x1e5/0x510
[14156.879989][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14156.879989][T19513]      ipv6_find_idev+0x102/0x170
[14156.879989][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14156.879989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14156.879989][T19513]      netlink_rcv_skb+0x130/0x360
[14156.879989][T19513]      netlink_unicast+0x449/0x710
[14156.879989][T19513]      netlink_sendmsg+0x723/0xbe0
[14156.879989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14156.879989][T19513]      ___sys_sendmsg+0xee/0x170
[14156.879989][T19513]      __sys_sendmsg+0xcd/0x170
[14156.879989][T19513]      do_syscall_64+0xc6/0x1e0
[14156.879989][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14156.879989][T19513] 
[14167.127149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14167.127537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14167.127537][T19513]      netdev_get_by_index+0x5e/0x80
[14167.127537][T19513]      fib6_nh_init+0x3d8/0x15b0
[14167.127537][T19513]      ip6_route_info_create+0xf18/0x17d0
[14167.127537][T19513]      ip6_route_add+0x1c/0x140
[14167.127537][T19513]      addrconf_prefix_route+0x2a6/0x430
[14167.127537][T19513]      inet6_addr_add+0x4f8/0xa40
[14167.127537][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14167.127537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14167.127537][T19513]      netlink_rcv_skb+0x130/0x360
[14167.127537][T19513]      netlink_unicast+0x449/0x710
[14167.127537][T19513]      netlink_sendmsg+0x723/0xbe0
[14167.127537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14167.127537][T19513]      ___sys_sendmsg+0xee/0x170
[14167.127537][T19513]      __sys_sendmsg+0xcd/0x170
[14167.127537][T19513]      do_syscall_64+0xc6/0x1e0
[14167.127537][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14167.127537][T19513] 
[14167.129770][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14167.129770][T19513]      netdev_get_by_index+0x5e/0x80
[14167.129770][T19513]      fib6_nh_init+0x3d8/0x15b0
[14167.129770][T19513]      ip6_route_info_create+0xf18/0x17d0
[14167.129770][T19513]      addrconf_f6i_alloc+0x315/0x560
[14167.129770][T19513]      ipv6_add_addr+0x411/0x2000
[14167.129770][T19513]      inet6_addr_add+0x30e/0xa40
[14167.129770][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14167.129770][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14167.129770][T19513]      netlink_rcv_skb+0x130/0x360
[14167.129770][T19513]      netlink_unicast+0x449/0x710
[14167.129770][T19513]      netlink_sendmsg+0x723/0xbe0
[14167.129770][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14167.129770][T19513]      ___sys_sendmsg+0xee/0x170
[14167.129770][T19513]      __sys_sendmsg+0xcd/0x170
[14167.129770][T19513]      do_syscall_64+0xc6/0x1e0
[14167.129770][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14167.129770][T19513] 
[14167.132006][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14167.132006][T19513]      netdev_get_by_index+0x5e/0x80
[14167.132006][T19513]      fib6_nh_init+0x3d8/0x15b0
[14167.132006][T19513]      ip6_route_info_create+0xf18/0x17d0
[14167.132006][T19513]      ip6_route_add+0x1c/0x140
[14167.132006][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14167.132006][T19513]      addrconf_add_dev+0xe2/0x170
[14167.132006][T19513]      inet6_addr_add+0x12f/0xa40
[14167.132006][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14167.132006][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14167.132006][T19513]      netlink_rcv_skb+0x130/0x360
[14167.132006][T19513]      netlink_unicast+0x449/0x710
[14167.132006][T19513]      netlink_sendmsg+0x723/0xbe0
[14167.132006][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14167.132006][T19513]      ___sys_sendmsg+0xee/0x170
[14167.132006][T19513]      __sys_sendmsg+0xcd/0x170
[14167.132006][T19513]      do_syscall_64+0xc6/0x1e0
[14167.132006][T19513] 
[14167.134195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14167.134195][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14167.134195][T19513]      ipv6_find_idev+0x102/0x170
[14167.134195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14167.134195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14167.134195][T19513]      netlink_rcv_skb+0x130/0x360
[14167.134195][T19513]      netlink_unicast+0x449/0x710
[14167.134195][T19513]      netlink_sendmsg+0x723/0xbe0
[14167.134195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14167.134195][T19513]      ___sys_sendmsg+0xee/0x170
[14167.134195][T19513]      __sys_sendmsg+0xcd/0x170
[14167.134195][T19513]      do_syscall_64+0xc6/0x1e0
[14167.134195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14167.134195][T19513] 
[14167.135895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14167.135895][T19513]      neigh_parms_alloc+0x1e5/0x510
[14167.135895][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14167.135895][T19513]      ipv6_find_idev+0x102/0x170
[14167.135895][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14167.135895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14167.135895][T19513]      netlink_rcv_skb+0x130/0x360
[14167.135895][T19513]      netlink_unicast+0x449/0x710
[14167.135895][T19513]      netlink_sendmsg+0x723/0xbe0
[14167.135895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14167.135895][T19513]      ___sys_sendmsg+0xee/0x170
[14167.135895][T19513]      __sys_sendmsg+0xcd/0x170
[14167.135895][T19513]      do_syscall_64+0xc6/0x1e0
[14167.135895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14167.135895][T19513] 
[14177.383144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14177.383570][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14177.383570][T19513]      netdev_get_by_index+0x5e/0x80
[14177.383570][T19513]      fib6_nh_init+0x3d8/0x15b0
[14177.383570][T19513]      ip6_route_info_create+0xf18/0x17d0
[14177.383570][T19513]      ip6_route_add+0x1c/0x140
[14177.383570][T19513]      addrconf_prefix_route+0x2a6/0x430
[14177.383570][T19513]      inet6_addr_add+0x4f8/0xa40
[14177.383570][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14177.383570][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14177.383570][T19513]      netlink_rcv_skb+0x130/0x360
[14177.383570][T19513]      netlink_unicast+0x449/0x710
[14177.383570][T19513]      netlink_sendmsg+0x723/0xbe0
[14177.383570][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14177.383570][T19513]      ___sys_sendmsg+0xee/0x170
[14177.383570][T19513]      __sys_sendmsg+0xcd/0x170
[14177.383570][T19513]      do_syscall_64+0xc6/0x1e0
[14177.383570][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14177.383570][T19513] 
[14177.385828][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14177.385828][T19513]      netdev_get_by_index+0x5e/0x80
[14177.385828][T19513]      fib6_nh_init+0x3d8/0x15b0
[14177.385828][T19513]      ip6_route_info_create+0xf18/0x17d0
[14177.385828][T19513]      addrconf_f6i_alloc+0x315/0x560
[14177.385828][T19513]      ipv6_add_addr+0x411/0x2000
[14177.385828][T19513]      inet6_addr_add+0x30e/0xa40
[14177.385828][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14177.385828][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14177.385828][T19513]      netlink_rcv_skb+0x130/0x360
[14177.385828][T19513]      netlink_unicast+0x449/0x710
[14177.385828][T19513]      netlink_sendmsg+0x723/0xbe0
[14177.385828][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14177.385828][T19513]      ___sys_sendmsg+0xee/0x170
[14177.385828][T19513]      __sys_sendmsg+0xcd/0x170
[14177.385828][T19513]      do_syscall_64+0xc6/0x1e0
[14177.385828][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14177.385828][T19513] 
[14177.388049][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14177.388049][T19513]      netdev_get_by_index+0x5e/0x80
[14177.388049][T19513]      fib6_nh_init+0x3d8/0x15b0
[14177.388049][T19513]      ip6_route_info_create+0xf18/0x17d0
[14177.388049][T19513]      ip6_route_add+0x1c/0x140
[14177.388049][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14177.388049][T19513]      addrconf_add_dev+0xe2/0x170
[14177.388049][T19513]      inet6_addr_add+0x12f/0xa40
[14177.388049][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14177.388049][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14177.388049][T19513]      netlink_rcv_skb+0x130/0x360
[14177.388049][T19513]      netlink_unicast+0x449/0x710
[14177.388049][T19513]      netlink_sendmsg+0x723/0xbe0
[14177.388049][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14177.388049][T19513]      ___sys_sendmsg+0xee/0x170
[14177.388049][T19513]      __sys_sendmsg+0xcd/0x170
[14177.388049][T19513]      do_syscall_64+0xc6/0x1e0
[14177.388049][T19513] 
[14177.390242][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14177.390242][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14177.390242][T19513]      ipv6_find_idev+0x102/0x170
[14177.390242][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14177.390242][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14177.390242][T19513]      netlink_rcv_skb+0x130/0x360
[14177.390242][T19513]      netlink_unicast+0x449/0x710
[14177.390242][T19513]      netlink_sendmsg+0x723/0xbe0
[14177.390242][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14177.390242][T19513]      ___sys_sendmsg+0xee/0x170
[14177.390242][T19513]      __sys_sendmsg+0xcd/0x170
[14177.390242][T19513]      do_syscall_64+0xc6/0x1e0
[14177.390242][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14177.390242][T19513] 
[14177.391985][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14177.391985][T19513]      neigh_parms_alloc+0x1e5/0x510
[14177.391985][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14177.391985][T19513]      ipv6_find_idev+0x102/0x170
[14177.391985][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14177.391985][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14177.391985][T19513]      netlink_rcv_skb+0x130/0x360
[14177.391985][T19513]      netlink_unicast+0x449/0x710
[14177.391985][T19513]      netlink_sendmsg+0x723/0xbe0
[14177.391985][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14177.391985][T19513]      ___sys_sendmsg+0xee/0x170
[14177.391985][T19513]      __sys_sendmsg+0xcd/0x170
[14177.391985][T19513]      do_syscall_64+0xc6/0x1e0
[14177.391985][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14177.391985][T19513] 
[14187.647178][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14187.647665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14187.647665][T19513]      netdev_get_by_index+0x5e/0x80
[14187.647665][T19513]      fib6_nh_init+0x3d8/0x15b0
[14187.647665][T19513]      ip6_route_info_create+0xf18/0x17d0
[14187.647665][T19513]      ip6_route_add+0x1c/0x140
[14187.647665][T19513]      addrconf_prefix_route+0x2a6/0x430
[14187.647665][T19513]      inet6_addr_add+0x4f8/0xa40
[14187.647665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14187.647665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14187.647665][T19513]      netlink_rcv_skb+0x130/0x360
[14187.647665][T19513]      netlink_unicast+0x449/0x710
[14187.647665][T19513]      netlink_sendmsg+0x723/0xbe0
[14187.647665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14187.647665][T19513]      ___sys_sendmsg+0xee/0x170
[14187.647665][T19513]      __sys_sendmsg+0xcd/0x170
[14187.647665][T19513]      do_syscall_64+0xc6/0x1e0
[14187.647665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14187.647665][T19513] 
[14187.650056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14187.650056][T19513]      netdev_get_by_index+0x5e/0x80
[14187.650056][T19513]      fib6_nh_init+0x3d8/0x15b0
[14187.650056][T19513]      ip6_route_info_create+0xf18/0x17d0
[14187.650056][T19513]      addrconf_f6i_alloc+0x315/0x560
[14187.650056][T19513]      ipv6_add_addr+0x411/0x2000
[14187.650056][T19513]      inet6_addr_add+0x30e/0xa40
[14187.650056][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14187.650056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14187.650056][T19513]      netlink_rcv_skb+0x130/0x360
[14187.650056][T19513]      netlink_unicast+0x449/0x710
[14187.650056][T19513]      netlink_sendmsg+0x723/0xbe0
[14187.650056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14187.650056][T19513]      ___sys_sendmsg+0xee/0x170
[14187.650056][T19513]      __sys_sendmsg+0xcd/0x170
[14187.650056][T19513]      do_syscall_64+0xc6/0x1e0
[14187.650056][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14187.650056][T19513] 
[14187.652283][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14187.652283][T19513]      netdev_get_by_index+0x5e/0x80
[14187.652283][T19513]      fib6_nh_init+0x3d8/0x15b0
[14187.652283][T19513]      ip6_route_info_create+0xf18/0x17d0
[14187.652283][T19513]      ip6_route_add+0x1c/0x140
[14187.652283][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14187.652283][T19513]      addrconf_add_dev+0xe2/0x170
[14187.652283][T19513]      inet6_addr_add+0x12f/0xa40
[14187.652283][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14187.652283][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14187.652283][T19513]      netlink_rcv_skb+0x130/0x360
[14187.652283][T19513]      netlink_unicast+0x449/0x710
[14187.652283][T19513]      netlink_sendmsg+0x723/0xbe0
[14187.652283][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14187.652283][T19513]      ___sys_sendmsg+0xee/0x170
[14187.652283][T19513]      __sys_sendmsg+0xcd/0x170
[14187.652283][T19513]      do_syscall_64+0xc6/0x1e0
[14187.652283][T19513] 
[14187.654466][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14187.654466][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14187.654466][T19513]      ipv6_find_idev+0x102/0x170
[14187.654466][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14187.654466][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14187.654466][T19513]      netlink_rcv_skb+0x130/0x360
[14187.654466][T19513]      netlink_unicast+0x449/0x710
[14187.654466][T19513]      netlink_sendmsg+0x723/0xbe0
[14187.654466][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14187.654466][T19513]      ___sys_sendmsg+0xee/0x170
[14187.654466][T19513]      __sys_sendmsg+0xcd/0x170
[14187.654466][T19513]      do_syscall_64+0xc6/0x1e0
[14187.654466][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14187.654466][T19513] 
[14187.656165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14187.656165][T19513]      neigh_parms_alloc+0x1e5/0x510
[14187.656165][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14187.656165][T19513]      ipv6_find_idev+0x102/0x170
[14187.656165][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14187.656165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14187.656165][T19513]      netlink_rcv_skb+0x130/0x360
[14187.656165][T19513]      netlink_unicast+0x449/0x710
[14187.656165][T19513]      netlink_sendmsg+0x723/0xbe0
[14187.656165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14187.656165][T19513]      ___sys_sendmsg+0xee/0x170
[14187.656165][T19513]      __sys_sendmsg+0xcd/0x170
[14187.656165][T19513]      do_syscall_64+0xc6/0x1e0
[14187.656165][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14187.656165][T19513] 
[14197.911094][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14197.911604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14197.911604][T19513]      netdev_get_by_index+0x5e/0x80
[14197.911604][T19513]      fib6_nh_init+0x3d8/0x15b0
[14197.911604][T19513]      ip6_route_info_create+0xf18/0x17d0
[14197.911604][T19513]      ip6_route_add+0x1c/0x140
[14197.911604][T19513]      addrconf_prefix_route+0x2a6/0x430
[14197.911604][T19513]      inet6_addr_add+0x4f8/0xa40
[14197.911604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14197.911604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14197.911604][T19513]      netlink_rcv_skb+0x130/0x360
[14197.911604][T19513]      netlink_unicast+0x449/0x710
[14197.911604][T19513]      netlink_sendmsg+0x723/0xbe0
[14197.911604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14197.911604][T19513]      ___sys_sendmsg+0xee/0x170
[14197.911604][T19513]      __sys_sendmsg+0xcd/0x170
[14197.911604][T19513]      do_syscall_64+0xc6/0x1e0
[14197.911604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14197.911604][T19513] 
[14197.913826][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14197.913826][T19513]      netdev_get_by_index+0x5e/0x80
[14197.913826][T19513]      fib6_nh_init+0x3d8/0x15b0
[14197.913826][T19513]      ip6_route_info_create+0xf18/0x17d0
[14197.913826][T19513]      addrconf_f6i_alloc+0x315/0x560
[14197.913826][T19513]      ipv6_add_addr+0x411/0x2000
[14197.913826][T19513]      inet6_addr_add+0x30e/0xa40
[14197.913826][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14197.913826][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14197.913826][T19513]      netlink_rcv_skb+0x130/0x360
[14197.913826][T19513]      netlink_unicast+0x449/0x710
[14197.913826][T19513]      netlink_sendmsg+0x723/0xbe0
[14197.913826][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14197.913826][T19513]      ___sys_sendmsg+0xee/0x170
[14197.913826][T19513]      __sys_sendmsg+0xcd/0x170
[14197.913826][T19513]      do_syscall_64+0xc6/0x1e0
[14197.913826][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14197.913826][T19513] 
[14197.916026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14197.916026][T19513]      netdev_get_by_index+0x5e/0x80
[14197.916026][T19513]      fib6_nh_init+0x3d8/0x15b0
[14197.916026][T19513]      ip6_route_info_create+0xf18/0x17d0
[14197.916026][T19513]      ip6_route_add+0x1c/0x140
[14197.916026][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14197.916026][T19513]      addrconf_add_dev+0xe2/0x170
[14197.916026][T19513]      inet6_addr_add+0x12f/0xa40
[14197.916026][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14197.916026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14197.916026][T19513]      netlink_rcv_skb+0x130/0x360
[14197.916026][T19513]      netlink_unicast+0x449/0x710
[14197.916026][T19513]      netlink_sendmsg+0x723/0xbe0
[14197.916026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14197.916026][T19513]      ___sys_sendmsg+0xee/0x170
[14197.916026][T19513]      __sys_sendmsg+0xcd/0x170
[14197.916026][T19513]      do_syscall_64+0xc6/0x1e0
[14197.916026][T19513] 
[14197.918187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14197.918187][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14197.918187][T19513]      ipv6_find_idev+0x102/0x170
[14197.918187][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14197.918187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14197.918187][T19513]      netlink_rcv_skb+0x130/0x360
[14197.918187][T19513]      netlink_unicast+0x449/0x710
[14197.918187][T19513]      netlink_sendmsg+0x723/0xbe0
[14197.918187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14197.918187][T19513]      ___sys_sendmsg+0xee/0x170
[14197.918187][T19513]      __sys_sendmsg+0xcd/0x170
[14197.918187][T19513]      do_syscall_64+0xc6/0x1e0
[14197.918187][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14197.918187][T19513] 
[14197.919882][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14197.919882][T19513]      neigh_parms_alloc+0x1e5/0x510
[14197.919882][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14197.919882][T19513]      ipv6_find_idev+0x102/0x170
[14197.919882][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14197.919882][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14197.919882][T19513]      netlink_rcv_skb+0x130/0x360
[14197.919882][T19513]      netlink_unicast+0x449/0x710
[14197.919882][T19513]      netlink_sendmsg+0x723/0xbe0
[14197.919882][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14197.919882][T19513]      ___sys_sendmsg+0xee/0x170
[14197.919882][T19513]      __sys_sendmsg+0xcd/0x170
[14197.919882][T19513]      do_syscall_64+0xc6/0x1e0
[14197.919882][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14197.919882][T19513] 
[14208.167250][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14208.167727][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14208.167727][T19513]      netdev_get_by_index+0x5e/0x80
[14208.167727][T19513]      fib6_nh_init+0x3d8/0x15b0
[14208.167727][T19513]      ip6_route_info_create+0xf18/0x17d0
[14208.167727][T19513]      ip6_route_add+0x1c/0x140
[14208.167727][T19513]      addrconf_prefix_route+0x2a6/0x430
[14208.167727][T19513]      inet6_addr_add+0x4f8/0xa40
[14208.167727][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14208.167727][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14208.167727][T19513]      netlink_rcv_skb+0x130/0x360
[14208.167727][T19513]      netlink_unicast+0x449/0x710
[14208.167727][T19513]      netlink_sendmsg+0x723/0xbe0
[14208.167727][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14208.167727][T19513]      ___sys_sendmsg+0xee/0x170
[14208.167727][T19513]      __sys_sendmsg+0xcd/0x170
[14208.167727][T19513]      do_syscall_64+0xc6/0x1e0
[14208.167727][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14208.167727][T19513] 
[14208.169959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14208.169959][T19513]      netdev_get_by_index+0x5e/0x80
[14208.169959][T19513]      fib6_nh_init+0x3d8/0x15b0
[14208.169959][T19513]      ip6_route_info_create+0xf18/0x17d0
[14208.169959][T19513]      addrconf_f6i_alloc+0x315/0x560
[14208.169959][T19513]      ipv6_add_addr+0x411/0x2000
[14208.169959][T19513]      inet6_addr_add+0x30e/0xa40
[14208.169959][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14208.169959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14208.169959][T19513]      netlink_rcv_skb+0x130/0x360
[14208.169959][T19513]      netlink_unicast+0x449/0x710
[14208.169959][T19513]      netlink_sendmsg+0x723/0xbe0
[14208.169959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14208.169959][T19513]      ___sys_sendmsg+0xee/0x170
[14208.169959][T19513]      __sys_sendmsg+0xcd/0x170
[14208.169959][T19513]      do_syscall_64+0xc6/0x1e0
[14208.169959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14208.169959][T19513] 
[14208.172201][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14208.172201][T19513]      netdev_get_by_index+0x5e/0x80
[14208.172201][T19513]      fib6_nh_init+0x3d8/0x15b0
[14208.172201][T19513]      ip6_route_info_create+0xf18/0x17d0
[14208.172201][T19513]      ip6_route_add+0x1c/0x140
[14208.172201][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14208.172201][T19513]      addrconf_add_dev+0xe2/0x170
[14208.172201][T19513]      inet6_addr_add+0x12f/0xa40
[14208.172201][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14208.172201][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14208.172201][T19513]      netlink_rcv_skb+0x130/0x360
[14208.172201][T19513]      netlink_unicast+0x449/0x710
[14208.172201][T19513]      netlink_sendmsg+0x723/0xbe0
[14208.172201][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14208.172201][T19513]      ___sys_sendmsg+0xee/0x170
[14208.172201][T19513]      __sys_sendmsg+0xcd/0x170
[14208.172201][T19513]      do_syscall_64+0xc6/0x1e0
[14208.172201][T19513] 
[14208.174388][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14208.174388][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14208.174388][T19513]      ipv6_find_idev+0x102/0x170
[14208.174388][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14208.174388][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14208.174388][T19513]      netlink_rcv_skb+0x130/0x360
[14208.174388][T19513]      netlink_unicast+0x449/0x710
[14208.174388][T19513]      netlink_sendmsg+0x723/0xbe0
[14208.174388][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14208.174388][T19513]      ___sys_sendmsg+0xee/0x170
[14208.174388][T19513]      __sys_sendmsg+0xcd/0x170
[14208.174388][T19513]      do_syscall_64+0xc6/0x1e0
[14208.174388][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14208.174388][T19513] 
[14208.176085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14208.176085][T19513]      neigh_parms_alloc+0x1e5/0x510
[14208.176085][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14208.176085][T19513]      ipv6_find_idev+0x102/0x170
[14208.176085][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14208.176085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14208.176085][T19513]      netlink_rcv_skb+0x130/0x360
[14208.176085][T19513]      netlink_unicast+0x449/0x710
[14208.176085][T19513]      netlink_sendmsg+0x723/0xbe0
[14208.176085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14208.176085][T19513]      ___sys_sendmsg+0xee/0x170
[14208.176085][T19513]      __sys_sendmsg+0xcd/0x170
[14208.176085][T19513]      do_syscall_64+0xc6/0x1e0
[14208.176085][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14208.176085][T19513] 
[14218.431161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14218.431558][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14218.431558][T19513]      netdev_get_by_index+0x5e/0x80
[14218.431558][T19513]      fib6_nh_init+0x3d8/0x15b0
[14218.431558][T19513]      ip6_route_info_create+0xf18/0x17d0
[14218.431558][T19513]      ip6_route_add+0x1c/0x140
[14218.431558][T19513]      addrconf_prefix_route+0x2a6/0x430
[14218.431558][T19513]      inet6_addr_add+0x4f8/0xa40
[14218.431558][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14218.431558][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14218.431558][T19513]      netlink_rcv_skb+0x130/0x360
[14218.431558][T19513]      netlink_unicast+0x449/0x710
[14218.431558][T19513]      netlink_sendmsg+0x723/0xbe0
[14218.431558][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14218.431558][T19513]      ___sys_sendmsg+0xee/0x170
[14218.431558][T19513]      __sys_sendmsg+0xcd/0x170
[14218.431558][T19513]      do_syscall_64+0xc6/0x1e0
[14218.431558][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14218.431558][T19513] 
[14218.433808][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14218.433808][T19513]      netdev_get_by_index+0x5e/0x80
[14218.433808][T19513]      fib6_nh_init+0x3d8/0x15b0
[14218.433808][T19513]      ip6_route_info_create+0xf18/0x17d0
[14218.433808][T19513]      addrconf_f6i_alloc+0x315/0x560
[14218.433808][T19513]      ipv6_add_addr+0x411/0x2000
[14218.433808][T19513]      inet6_addr_add+0x30e/0xa40
[14218.433808][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14218.433808][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14218.433808][T19513]      netlink_rcv_skb+0x130/0x360
[14218.433808][T19513]      netlink_unicast+0x449/0x710
[14218.433808][T19513]      netlink_sendmsg+0x723/0xbe0
[14218.433808][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14218.433808][T19513]      ___sys_sendmsg+0xee/0x170
[14218.433808][T19513]      __sys_sendmsg+0xcd/0x170
[14218.433808][T19513]      do_syscall_64+0xc6/0x1e0
[14218.433808][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14218.433808][T19513] 
[14218.436009][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14218.436009][T19513]      netdev_get_by_index+0x5e/0x80
[14218.436009][T19513]      fib6_nh_init+0x3d8/0x15b0
[14218.436009][T19513]      ip6_route_info_create+0xf18/0x17d0
[14218.436009][T19513]      ip6_route_add+0x1c/0x140
[14218.436009][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14218.436009][T19513]      addrconf_add_dev+0xe2/0x170
[14218.436009][T19513]      inet6_addr_add+0x12f/0xa40
[14218.436009][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14218.436009][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14218.436009][T19513]      netlink_rcv_skb+0x130/0x360
[14218.436009][T19513]      netlink_unicast+0x449/0x710
[14218.436009][T19513]      netlink_sendmsg+0x723/0xbe0
[14218.436009][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14218.436009][T19513]      ___sys_sendmsg+0xee/0x170
[14218.436009][T19513]      __sys_sendmsg+0xcd/0x170
[14218.436009][T19513]      do_syscall_64+0xc6/0x1e0
[14218.436009][T19513] 
[14218.438178][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14218.438178][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14218.438178][T19513]      ipv6_find_idev+0x102/0x170
[14218.438178][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14218.438178][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14218.438178][T19513]      netlink_rcv_skb+0x130/0x360
[14218.438178][T19513]      netlink_unicast+0x449/0x710
[14218.438178][T19513]      netlink_sendmsg+0x723/0xbe0
[14218.438178][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14218.438178][T19513]      ___sys_sendmsg+0xee/0x170
[14218.438178][T19513]      __sys_sendmsg+0xcd/0x170
[14218.438178][T19513]      do_syscall_64+0xc6/0x1e0
[14218.438178][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14218.438178][T19513] 
[14218.439872][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14218.439872][T19513]      neigh_parms_alloc+0x1e5/0x510
[14218.439872][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14218.439872][T19513]      ipv6_find_idev+0x102/0x170
[14218.439872][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14218.439872][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14218.439872][T19513]      netlink_rcv_skb+0x130/0x360
[14218.439872][T19513]      netlink_unicast+0x449/0x710
[14218.439872][T19513]      netlink_sendmsg+0x723/0xbe0
[14218.439872][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14218.439872][T19513]      ___sys_sendmsg+0xee/0x170
[14218.439872][T19513]      __sys_sendmsg+0xcd/0x170
[14218.439872][T19513]      do_syscall_64+0xc6/0x1e0
[14218.439872][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14218.439872][T19513] 
[14228.687112][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14228.687594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14228.687594][T19513]      netdev_get_by_index+0x5e/0x80
[14228.687594][T19513]      fib6_nh_init+0x3d8/0x15b0
[14228.687594][T19513]      ip6_route_info_create+0xf18/0x17d0
[14228.687594][T19513]      ip6_route_add+0x1c/0x140
[14228.687594][T19513]      addrconf_prefix_route+0x2a6/0x430
[14228.687594][T19513]      inet6_addr_add+0x4f8/0xa40
[14228.687594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14228.687594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14228.687594][T19513]      netlink_rcv_skb+0x130/0x360
[14228.687594][T19513]      netlink_unicast+0x449/0x710
[14228.687594][T19513]      netlink_sendmsg+0x723/0xbe0
[14228.687594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14228.687594][T19513]      ___sys_sendmsg+0xee/0x170
[14228.687594][T19513]      __sys_sendmsg+0xcd/0x170
[14228.687594][T19513]      do_syscall_64+0xc6/0x1e0
[14228.687594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14228.687594][T19513] 
[14228.689875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14228.689875][T19513]      netdev_get_by_index+0x5e/0x80
[14228.689875][T19513]      fib6_nh_init+0x3d8/0x15b0
[14228.689875][T19513]      ip6_route_info_create+0xf18/0x17d0
[14228.689875][T19513]      addrconf_f6i_alloc+0x315/0x560
[14228.689875][T19513]      ipv6_add_addr+0x411/0x2000
[14228.689875][T19513]      inet6_addr_add+0x30e/0xa40
[14228.689875][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14228.689875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14228.689875][T19513]      netlink_rcv_skb+0x130/0x360
[14228.689875][T19513]      netlink_unicast+0x449/0x710
[14228.689875][T19513]      netlink_sendmsg+0x723/0xbe0
[14228.689875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14228.689875][T19513]      ___sys_sendmsg+0xee/0x170
[14228.689875][T19513]      __sys_sendmsg+0xcd/0x170
[14228.689875][T19513]      do_syscall_64+0xc6/0x1e0
[14228.689875][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14228.689875][T19513] 
[14228.692121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14228.692121][T19513]      netdev_get_by_index+0x5e/0x80
[14228.692121][T19513]      fib6_nh_init+0x3d8/0x15b0
[14228.692121][T19513]      ip6_route_info_create+0xf18/0x17d0
[14228.692121][T19513]      ip6_route_add+0x1c/0x140
[14228.692121][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14228.692121][T19513]      addrconf_add_dev+0xe2/0x170
[14228.692121][T19513]      inet6_addr_add+0x12f/0xa40
[14228.692121][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14228.692121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14228.692121][T19513]      netlink_rcv_skb+0x130/0x360
[14228.692121][T19513]      netlink_unicast+0x449/0x710
[14228.692121][T19513]      netlink_sendmsg+0x723/0xbe0
[14228.692121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14228.692121][T19513]      ___sys_sendmsg+0xee/0x170
[14228.692121][T19513]      __sys_sendmsg+0xcd/0x170
[14228.692121][T19513]      do_syscall_64+0xc6/0x1e0
[14228.692121][T19513] 
[14228.694325][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14228.694325][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14228.694325][T19513]      ipv6_find_idev+0x102/0x170
[14228.694325][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14228.694325][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14228.694325][T19513]      netlink_rcv_skb+0x130/0x360
[14228.694325][T19513]      netlink_unicast+0x449/0x710
[14228.694325][T19513]      netlink_sendmsg+0x723/0xbe0
[14228.694325][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14228.694325][T19513]      ___sys_sendmsg+0xee/0x170
[14228.694325][T19513]      __sys_sendmsg+0xcd/0x170
[14228.694325][T19513]      do_syscall_64+0xc6/0x1e0
[14228.694325][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14228.694325][T19513] 
[14228.696039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14228.696039][T19513]      neigh_parms_alloc+0x1e5/0x510
[14228.696039][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14228.696039][T19513]      ipv6_find_idev+0x102/0x170
[14228.696039][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14228.696039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14228.696039][T19513]      netlink_rcv_skb+0x130/0x360
[14228.696039][T19513]      netlink_unicast+0x449/0x710
[14228.696039][T19513]      netlink_sendmsg+0x723/0xbe0
[14228.696039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14228.696039][T19513]      ___sys_sendmsg+0xee/0x170
[14228.696039][T19513]      __sys_sendmsg+0xcd/0x170
[14228.696039][T19513]      do_syscall_64+0xc6/0x1e0
[14228.696039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14228.696039][T19513] 
[14238.943143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14238.943622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14238.943622][T19513]      netdev_get_by_index+0x5e/0x80
[14238.943622][T19513]      fib6_nh_init+0x3d8/0x15b0
[14238.943622][T19513]      ip6_route_info_create+0xf18/0x17d0
[14238.943622][T19513]      ip6_route_add+0x1c/0x140
[14238.943622][T19513]      addrconf_prefix_route+0x2a6/0x430
[14238.943622][T19513]      inet6_addr_add+0x4f8/0xa40
[14238.943622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14238.943622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14238.943622][T19513]      netlink_rcv_skb+0x130/0x360
[14238.943622][T19513]      netlink_unicast+0x449/0x710
[14238.943622][T19513]      netlink_sendmsg+0x723/0xbe0
[14238.943622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14238.943622][T19513]      ___sys_sendmsg+0xee/0x170
[14238.943622][T19513]      __sys_sendmsg+0xcd/0x170
[14238.943622][T19513]      do_syscall_64+0xc6/0x1e0
[14238.943622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14238.943622][T19513] 
[14238.945842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14238.945842][T19513]      netdev_get_by_index+0x5e/0x80
[14238.945842][T19513]      fib6_nh_init+0x3d8/0x15b0
[14238.945842][T19513]      ip6_route_info_create+0xf18/0x17d0
[14238.945842][T19513]      addrconf_f6i_alloc+0x315/0x560
[14238.945842][T19513]      ipv6_add_addr+0x411/0x2000
[14238.945842][T19513]      inet6_addr_add+0x30e/0xa40
[14238.945842][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14238.945842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14238.945842][T19513]      netlink_rcv_skb+0x130/0x360
[14238.945842][T19513]      netlink_unicast+0x449/0x710
[14238.945842][T19513]      netlink_sendmsg+0x723/0xbe0
[14238.945842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14238.945842][T19513]      ___sys_sendmsg+0xee/0x170
[14238.945842][T19513]      __sys_sendmsg+0xcd/0x170
[14238.945842][T19513]      do_syscall_64+0xc6/0x1e0
[14238.945842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14238.945842][T19513] 
[14238.948042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14238.948042][T19513]      netdev_get_by_index+0x5e/0x80
[14238.948042][T19513]      fib6_nh_init+0x3d8/0x15b0
[14238.948042][T19513]      ip6_route_info_create+0xf18/0x17d0
[14238.948042][T19513]      ip6_route_add+0x1c/0x140
[14238.948042][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14238.948042][T19513]      addrconf_add_dev+0xe2/0x170
[14238.948042][T19513]      inet6_addr_add+0x12f/0xa40
[14238.948042][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14238.948042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14238.948042][T19513]      netlink_rcv_skb+0x130/0x360
[14238.948042][T19513]      netlink_unicast+0x449/0x710
[14238.948042][T19513]      netlink_sendmsg+0x723/0xbe0
[14238.948042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14238.948042][T19513]      ___sys_sendmsg+0xee/0x170
[14238.948042][T19513]      __sys_sendmsg+0xcd/0x170
[14238.948042][T19513]      do_syscall_64+0xc6/0x1e0
[14238.948042][T19513] 
[14238.950322][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14238.950322][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14238.950322][T19513]      ipv6_find_idev+0x102/0x170
[14238.950322][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14238.950322][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14238.950322][T19513]      netlink_rcv_skb+0x130/0x360
[14238.950322][T19513]      netlink_unicast+0x449/0x710
[14238.950322][T19513]      netlink_sendmsg+0x723/0xbe0
[14238.950322][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14238.950322][T19513]      ___sys_sendmsg+0xee/0x170
[14238.950322][T19513]      __sys_sendmsg+0xcd/0x170
[14238.950322][T19513]      do_syscall_64+0xc6/0x1e0
[14238.950322][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14238.950322][T19513] 
[14238.952026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14238.952026][T19513]      neigh_parms_alloc+0x1e5/0x510
[14238.952026][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14238.952026][T19513]      ipv6_find_idev+0x102/0x170
[14238.952026][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14238.952026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14238.952026][T19513]      netlink_rcv_skb+0x130/0x360
[14238.952026][T19513]      netlink_unicast+0x449/0x710
[14238.952026][T19513]      netlink_sendmsg+0x723/0xbe0
[14238.952026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14238.952026][T19513]      ___sys_sendmsg+0xee/0x170
[14238.952026][T19513]      __sys_sendmsg+0xcd/0x170
[14238.952026][T19513]      do_syscall_64+0xc6/0x1e0
[14238.952026][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14238.952026][T19513] 
[14249.199176][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14249.199661][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14249.199661][T19513]      netdev_get_by_index+0x5e/0x80
[14249.199661][T19513]      fib6_nh_init+0x3d8/0x15b0
[14249.199661][T19513]      ip6_route_info_create+0xf18/0x17d0
[14249.199661][T19513]      ip6_route_add+0x1c/0x140
[14249.199661][T19513]      addrconf_prefix_route+0x2a6/0x430
[14249.199661][T19513]      inet6_addr_add+0x4f8/0xa40
[14249.199661][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14249.199661][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14249.199661][T19513]      netlink_rcv_skb+0x130/0x360
[14249.199661][T19513]      netlink_unicast+0x449/0x710
[14249.199661][T19513]      netlink_sendmsg+0x723/0xbe0
[14249.199661][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14249.199661][T19513]      ___sys_sendmsg+0xee/0x170
[14249.199661][T19513]      __sys_sendmsg+0xcd/0x170
[14249.199661][T19513]      do_syscall_64+0xc6/0x1e0
[14249.199661][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14249.199661][T19513] 
[14249.201900][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14249.201900][T19513]      netdev_get_by_index+0x5e/0x80
[14249.201900][T19513]      fib6_nh_init+0x3d8/0x15b0
[14249.201900][T19513]      ip6_route_info_create+0xf18/0x17d0
[14249.201900][T19513]      addrconf_f6i_alloc+0x315/0x560
[14249.201900][T19513]      ipv6_add_addr+0x411/0x2000
[14249.201900][T19513]      inet6_addr_add+0x30e/0xa40
[14249.201900][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14249.201900][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14249.201900][T19513]      netlink_rcv_skb+0x130/0x360
[14249.201900][T19513]      netlink_unicast+0x449/0x710
[14249.201900][T19513]      netlink_sendmsg+0x723/0xbe0
[14249.201900][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14249.201900][T19513]      ___sys_sendmsg+0xee/0x170
[14249.201900][T19513]      __sys_sendmsg+0xcd/0x170
[14249.201900][T19513]      do_syscall_64+0xc6/0x1e0
[14249.201900][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14249.201900][T19513] 
[14249.204103][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14249.204103][T19513]      netdev_get_by_index+0x5e/0x80
[14249.204103][T19513]      fib6_nh_init+0x3d8/0x15b0
[14249.204103][T19513]      ip6_route_info_create+0xf18/0x17d0
[14249.204103][T19513]      ip6_route_add+0x1c/0x140
[14249.204103][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14249.204103][T19513]      addrconf_add_dev+0xe2/0x170
[14249.204103][T19513]      inet6_addr_add+0x12f/0xa40
[14249.204103][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14249.204103][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14249.204103][T19513]      netlink_rcv_skb+0x130/0x360
[14249.204103][T19513]      netlink_unicast+0x449/0x710
[14249.204103][T19513]      netlink_sendmsg+0x723/0xbe0
[14249.204103][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14249.204103][T19513]      ___sys_sendmsg+0xee/0x170
[14249.204103][T19513]      __sys_sendmsg+0xcd/0x170
[14249.204103][T19513]      do_syscall_64+0xc6/0x1e0
[14249.204103][T19513] 
[14249.206270][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14249.206270][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14249.206270][T19513]      ipv6_find_idev+0x102/0x170
[14249.206270][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14249.206270][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14249.206270][T19513]      netlink_rcv_skb+0x130/0x360
[14249.206270][T19513]      netlink_unicast+0x449/0x710
[14249.206270][T19513]      netlink_sendmsg+0x723/0xbe0
[14249.206270][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14249.206270][T19513]      ___sys_sendmsg+0xee/0x170
[14249.206270][T19513]      __sys_sendmsg+0xcd/0x170
[14249.206270][T19513]      do_syscall_64+0xc6/0x1e0
[14249.206270][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14249.206270][T19513] 
[14249.207965][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14249.207965][T19513]      neigh_parms_alloc+0x1e5/0x510
[14249.207965][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14249.207965][T19513]      ipv6_find_idev+0x102/0x170
[14249.207965][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14249.207965][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14249.207965][T19513]      netlink_rcv_skb+0x130/0x360
[14249.207965][T19513]      netlink_unicast+0x449/0x710
[14249.207965][T19513]      netlink_sendmsg+0x723/0xbe0
[14249.207965][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14249.207965][T19513]      ___sys_sendmsg+0xee/0x170
[14249.207965][T19513]      __sys_sendmsg+0xcd/0x170
[14249.207965][T19513]      do_syscall_64+0xc6/0x1e0
[14249.207965][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14249.207965][T19513] 
[14259.455160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14259.455617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14259.455617][T19513]      netdev_get_by_index+0x5e/0x80
[14259.455617][T19513]      fib6_nh_init+0x3d8/0x15b0
[14259.455617][T19513]      ip6_route_info_create+0xf18/0x17d0
[14259.455617][T19513]      ip6_route_add+0x1c/0x140
[14259.455617][T19513]      addrconf_prefix_route+0x2a6/0x430
[14259.455617][T19513]      inet6_addr_add+0x4f8/0xa40
[14259.455617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14259.455617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14259.455617][T19513]      netlink_rcv_skb+0x130/0x360
[14259.455617][T19513]      netlink_unicast+0x449/0x710
[14259.455617][T19513]      netlink_sendmsg+0x723/0xbe0
[14259.455617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14259.455617][T19513]      ___sys_sendmsg+0xee/0x170
[14259.455617][T19513]      __sys_sendmsg+0xcd/0x170
[14259.455617][T19513]      do_syscall_64+0xc6/0x1e0
[14259.455617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14259.455617][T19513] 
[14259.457849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14259.457849][T19513]      netdev_get_by_index+0x5e/0x80
[14259.457849][T19513]      fib6_nh_init+0x3d8/0x15b0
[14259.457849][T19513]      ip6_route_info_create+0xf18/0x17d0
[14259.457849][T19513]      addrconf_f6i_alloc+0x315/0x560
[14259.457849][T19513]      ipv6_add_addr+0x411/0x2000
[14259.457849][T19513]      inet6_addr_add+0x30e/0xa40
[14259.457849][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14259.457849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14259.457849][T19513]      netlink_rcv_skb+0x130/0x360
[14259.457849][T19513]      netlink_unicast+0x449/0x710
[14259.457849][T19513]      netlink_sendmsg+0x723/0xbe0
[14259.457849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14259.457849][T19513]      ___sys_sendmsg+0xee/0x170
[14259.457849][T19513]      __sys_sendmsg+0xcd/0x170
[14259.457849][T19513]      do_syscall_64+0xc6/0x1e0
[14259.457849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14259.457849][T19513] 
[14259.460055][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14259.460055][T19513]      netdev_get_by_index+0x5e/0x80
[14259.460055][T19513]      fib6_nh_init+0x3d8/0x15b0
[14259.460055][T19513]      ip6_route_info_create+0xf18/0x17d0
[14259.460055][T19513]      ip6_route_add+0x1c/0x140
[14259.460055][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14259.460055][T19513]      addrconf_add_dev+0xe2/0x170
[14259.460055][T19513]      inet6_addr_add+0x12f/0xa40
[14259.460055][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14259.460055][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14259.460055][T19513]      netlink_rcv_skb+0x130/0x360
[14259.460055][T19513]      netlink_unicast+0x449/0x710
[14259.460055][T19513]      netlink_sendmsg+0x723/0xbe0
[14259.460055][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14259.460055][T19513]      ___sys_sendmsg+0xee/0x170
[14259.460055][T19513]      __sys_sendmsg+0xcd/0x170
[14259.460055][T19513]      do_syscall_64+0xc6/0x1e0
[14259.460055][T19513] 
[14259.462240][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14259.462240][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14259.462240][T19513]      ipv6_find_idev+0x102/0x170
[14259.462240][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14259.462240][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14259.462240][T19513]      netlink_rcv_skb+0x130/0x360
[14259.462240][T19513]      netlink_unicast+0x449/0x710
[14259.462240][T19513]      netlink_sendmsg+0x723/0xbe0
[14259.462240][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14259.462240][T19513]      ___sys_sendmsg+0xee/0x170
[14259.462240][T19513]      __sys_sendmsg+0xcd/0x170
[14259.462240][T19513]      do_syscall_64+0xc6/0x1e0
[14259.462240][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14259.462240][T19513] 
[14259.463933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14259.463933][T19513]      neigh_parms_alloc+0x1e5/0x510
[14259.463933][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14259.463933][T19513]      ipv6_find_idev+0x102/0x170
[14259.463933][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14259.463933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14259.463933][T19513]      netlink_rcv_skb+0x130/0x360
[14259.463933][T19513]      netlink_unicast+0x449/0x710
[14259.463933][T19513]      netlink_sendmsg+0x723/0xbe0
[14259.463933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14259.463933][T19513]      ___sys_sendmsg+0xee/0x170
[14259.463933][T19513]      __sys_sendmsg+0xcd/0x170
[14259.463933][T19513]      do_syscall_64+0xc6/0x1e0
[14259.463933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14259.463933][T19513] 
[14269.519222][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14269.519716][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14269.519716][T19513]      netdev_get_by_index+0x5e/0x80
[14269.519716][T19513]      fib6_nh_init+0x3d8/0x15b0
[14269.519716][T19513]      ip6_route_info_create+0xf18/0x17d0
[14269.519716][T19513]      ip6_route_add+0x1c/0x140
[14269.519716][T19513]      addrconf_prefix_route+0x2a6/0x430
[14269.519716][T19513]      inet6_addr_add+0x4f8/0xa40
[14269.519716][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14269.519716][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14269.519716][T19513]      netlink_rcv_skb+0x130/0x360
[14269.519716][T19513]      netlink_unicast+0x449/0x710
[14269.519716][T19513]      netlink_sendmsg+0x723/0xbe0
[14269.519716][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14269.519716][T19513]      ___sys_sendmsg+0xee/0x170
[14269.519716][T19513]      __sys_sendmsg+0xcd/0x170
[14269.519716][T19513]      do_syscall_64+0xc6/0x1e0
[14269.519716][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14269.519716][T19513] 
[14269.521984][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14269.521984][T19513]      netdev_get_by_index+0x5e/0x80
[14269.521984][T19513]      fib6_nh_init+0x3d8/0x15b0
[14269.521984][T19513]      ip6_route_info_create+0xf18/0x17d0
[14269.521984][T19513]      addrconf_f6i_alloc+0x315/0x560
[14269.521984][T19513]      ipv6_add_addr+0x411/0x2000
[14269.521984][T19513]      inet6_addr_add+0x30e/0xa40
[14269.521984][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14269.521984][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14269.521984][T19513]      netlink_rcv_skb+0x130/0x360
[14269.521984][T19513]      netlink_unicast+0x449/0x710
[14269.521984][T19513]      netlink_sendmsg+0x723/0xbe0
[14269.521984][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14269.521984][T19513]      ___sys_sendmsg+0xee/0x170
[14269.521984][T19513]      __sys_sendmsg+0xcd/0x170
[14269.521984][T19513]      do_syscall_64+0xc6/0x1e0
[14269.521984][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14269.521984][T19513] 
[14269.524190][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14269.524190][T19513]      netdev_get_by_index+0x5e/0x80
[14269.524190][T19513]      fib6_nh_init+0x3d8/0x15b0
[14269.524190][T19513]      ip6_route_info_create+0xf18/0x17d0
[14269.524190][T19513]      ip6_route_add+0x1c/0x140
[14269.524190][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14269.524190][T19513]      addrconf_add_dev+0xe2/0x170
[14269.524190][T19513]      inet6_addr_add+0x12f/0xa40
[14269.524190][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14269.524190][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14269.524190][T19513]      netlink_rcv_skb+0x130/0x360
[14269.524190][T19513]      netlink_unicast+0x449/0x710
[14269.524190][T19513]      netlink_sendmsg+0x723/0xbe0
[14269.524190][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14269.524190][T19513]      ___sys_sendmsg+0xee/0x170
[14269.524190][T19513]      __sys_sendmsg+0xcd/0x170
[14269.524190][T19513]      do_syscall_64+0xc6/0x1e0
[14269.524190][T19513] 
[14269.526359][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14269.526359][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14269.526359][T19513]      ipv6_find_idev+0x102/0x170
[14269.526359][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14269.526359][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14269.526359][T19513]      netlink_rcv_skb+0x130/0x360
[14269.526359][T19513]      netlink_unicast+0x449/0x710
[14269.526359][T19513]      netlink_sendmsg+0x723/0xbe0
[14269.526359][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14269.526359][T19513]      ___sys_sendmsg+0xee/0x170
[14269.526359][T19513]      __sys_sendmsg+0xcd/0x170
[14269.526359][T19513]      do_syscall_64+0xc6/0x1e0
[14269.526359][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14269.526359][T19513] 
[14269.528048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14269.528048][T19513]      neigh_parms_alloc+0x1e5/0x510
[14269.528048][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14269.528048][T19513]      ipv6_find_idev+0x102/0x170
[14269.528048][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14269.528048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14269.528048][T19513]      netlink_rcv_skb+0x130/0x360
[14269.528048][T19513]      netlink_unicast+0x449/0x710
[14269.528048][T19513]      netlink_sendmsg+0x723/0xbe0
[14269.528048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14269.528048][T19513]      ___sys_sendmsg+0xee/0x170
[14269.528048][T19513]      __sys_sendmsg+0xcd/0x170
[14269.528048][T19513]      do_syscall_64+0xc6/0x1e0
[14269.528048][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14269.528048][T19513] 
[14279.671117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14279.671527][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14279.671527][T19513]      netdev_get_by_index+0x5e/0x80
[14279.671527][T19513]      fib6_nh_init+0x3d8/0x15b0
[14279.671527][T19513]      ip6_route_info_create+0xf18/0x17d0
[14279.671527][T19513]      ip6_route_add+0x1c/0x140
[14279.671527][T19513]      addrconf_prefix_route+0x2a6/0x430
[14279.671527][T19513]      inet6_addr_add+0x4f8/0xa40
[14279.671527][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14279.671527][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14279.671527][T19513]      netlink_rcv_skb+0x130/0x360
[14279.671527][T19513]      netlink_unicast+0x449/0x710
[14279.671527][T19513]      netlink_sendmsg+0x723/0xbe0
[14279.671527][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14279.671527][T19513]      ___sys_sendmsg+0xee/0x170
[14279.671527][T19513]      __sys_sendmsg+0xcd/0x170
[14279.671527][T19513]      do_syscall_64+0xc6/0x1e0
[14279.671527][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14279.671527][T19513] 
[14279.673765][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14279.673765][T19513]      netdev_get_by_index+0x5e/0x80
[14279.673765][T19513]      fib6_nh_init+0x3d8/0x15b0
[14279.673765][T19513]      ip6_route_info_create+0xf18/0x17d0
[14279.673765][T19513]      addrconf_f6i_alloc+0x315/0x560
[14279.673765][T19513]      ipv6_add_addr+0x411/0x2000
[14279.673765][T19513]      inet6_addr_add+0x30e/0xa40
[14279.673765][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14279.673765][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14279.673765][T19513]      netlink_rcv_skb+0x130/0x360
[14279.673765][T19513]      netlink_unicast+0x449/0x710
[14279.673765][T19513]      netlink_sendmsg+0x723/0xbe0
[14279.673765][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14279.673765][T19513]      ___sys_sendmsg+0xee/0x170
[14279.673765][T19513]      __sys_sendmsg+0xcd/0x170
[14279.673765][T19513]      do_syscall_64+0xc6/0x1e0
[14279.673765][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14279.673765][T19513] 
[14279.675967][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14279.675967][T19513]      netdev_get_by_index+0x5e/0x80
[14279.675967][T19513]      fib6_nh_init+0x3d8/0x15b0
[14279.675967][T19513]      ip6_route_info_create+0xf18/0x17d0
[14279.675967][T19513]      ip6_route_add+0x1c/0x140
[14279.675967][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14279.675967][T19513]      addrconf_add_dev+0xe2/0x170
[14279.675967][T19513]      inet6_addr_add+0x12f/0xa40
[14279.675967][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14279.675967][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14279.675967][T19513]      netlink_rcv_skb+0x130/0x360
[14279.675967][T19513]      netlink_unicast+0x449/0x710
[14279.675967][T19513]      netlink_sendmsg+0x723/0xbe0
[14279.675967][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14279.675967][T19513]      ___sys_sendmsg+0xee/0x170
[14279.675967][T19513]      __sys_sendmsg+0xcd/0x170
[14279.675967][T19513]      do_syscall_64+0xc6/0x1e0
[14279.675967][T19513] 
[14279.678127][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14279.678127][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14279.678127][T19513]      ipv6_find_idev+0x102/0x170
[14279.678127][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14279.678127][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14279.678127][T19513]      netlink_rcv_skb+0x130/0x360
[14279.678127][T19513]      netlink_unicast+0x449/0x710
[14279.678127][T19513]      netlink_sendmsg+0x723/0xbe0
[14279.678127][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14279.678127][T19513]      ___sys_sendmsg+0xee/0x170
[14279.678127][T19513]      __sys_sendmsg+0xcd/0x170
[14279.678127][T19513]      do_syscall_64+0xc6/0x1e0
[14279.678127][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14279.678127][T19513] 
[14279.679813][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14279.679813][T19513]      neigh_parms_alloc+0x1e5/0x510
[14279.679813][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14279.679813][T19513]      ipv6_find_idev+0x102/0x170
[14279.679813][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14279.679813][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14279.679813][T19513]      netlink_rcv_skb+0x130/0x360
[14279.679813][T19513]      netlink_unicast+0x449/0x710
[14279.679813][T19513]      netlink_sendmsg+0x723/0xbe0
[14279.679813][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14279.679813][T19513]      ___sys_sendmsg+0xee/0x170
[14279.679813][T19513]      __sys_sendmsg+0xcd/0x170
[14279.679813][T19513]      do_syscall_64+0xc6/0x1e0
[14279.679813][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14279.679813][T19513] 
[14289.927139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14289.927626][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14289.927626][T19513]      netdev_get_by_index+0x5e/0x80
[14289.927626][T19513]      fib6_nh_init+0x3d8/0x15b0
[14289.927626][T19513]      ip6_route_info_create+0xf18/0x17d0
[14289.927626][T19513]      ip6_route_add+0x1c/0x140
[14289.927626][T19513]      addrconf_prefix_route+0x2a6/0x430
[14289.927626][T19513]      inet6_addr_add+0x4f8/0xa40
[14289.927626][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14289.927626][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14289.927626][T19513]      netlink_rcv_skb+0x130/0x360
[14289.927626][T19513]      netlink_unicast+0x449/0x710
[14289.927626][T19513]      netlink_sendmsg+0x723/0xbe0
[14289.927626][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14289.927626][T19513]      ___sys_sendmsg+0xee/0x170
[14289.927626][T19513]      __sys_sendmsg+0xcd/0x170
[14289.927626][T19513]      do_syscall_64+0xc6/0x1e0
[14289.927626][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14289.927626][T19513] 
[14289.929857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14289.929857][T19513]      netdev_get_by_index+0x5e/0x80
[14289.929857][T19513]      fib6_nh_init+0x3d8/0x15b0
[14289.929857][T19513]      ip6_route_info_create+0xf18/0x17d0
[14289.929857][T19513]      addrconf_f6i_alloc+0x315/0x560
[14289.929857][T19513]      ipv6_add_addr+0x411/0x2000
[14289.929857][T19513]      inet6_addr_add+0x30e/0xa40
[14289.929857][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14289.929857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14289.929857][T19513]      netlink_rcv_skb+0x130/0x360
[14289.929857][T19513]      netlink_unicast+0x449/0x710
[14289.929857][T19513]      netlink_sendmsg+0x723/0xbe0
[14289.929857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14289.929857][T19513]      ___sys_sendmsg+0xee/0x170
[14289.929857][T19513]      __sys_sendmsg+0xcd/0x170
[14289.929857][T19513]      do_syscall_64+0xc6/0x1e0
[14289.929857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14289.929857][T19513] 
[14289.932083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14289.932083][T19513]      netdev_get_by_index+0x5e/0x80
[14289.932083][T19513]      fib6_nh_init+0x3d8/0x15b0
[14289.932083][T19513]      ip6_route_info_create+0xf18/0x17d0
[14289.932083][T19513]      ip6_route_add+0x1c/0x140
[14289.932083][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14289.932083][T19513]      addrconf_add_dev+0xe2/0x170
[14289.932083][T19513]      inet6_addr_add+0x12f/0xa40
[14289.932083][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14289.932083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14289.932083][T19513]      netlink_rcv_skb+0x130/0x360
[14289.932083][T19513]      netlink_unicast+0x449/0x710
[14289.932083][T19513]      netlink_sendmsg+0x723/0xbe0
[14289.932083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14289.932083][T19513]      ___sys_sendmsg+0xee/0x170
[14289.932083][T19513]      __sys_sendmsg+0xcd/0x170
[14289.932083][T19513]      do_syscall_64+0xc6/0x1e0
[14289.932083][T19513] 
[14289.934260][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14289.934260][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14289.934260][T19513]      ipv6_find_idev+0x102/0x170
[14289.934260][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14289.934260][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14289.934260][T19513]      netlink_rcv_skb+0x130/0x360
[14289.934260][T19513]      netlink_unicast+0x449/0x710
[14289.934260][T19513]      netlink_sendmsg+0x723/0xbe0
[14289.934260][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14289.934260][T19513]      ___sys_sendmsg+0xee/0x170
[14289.934260][T19513]      __sys_sendmsg+0xcd/0x170
[14289.934260][T19513]      do_syscall_64+0xc6/0x1e0
[14289.934260][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14289.934260][T19513] 
[14289.935971][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14289.935971][T19513]      neigh_parms_alloc+0x1e5/0x510
[14289.935971][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14289.935971][T19513]      ipv6_find_idev+0x102/0x170
[14289.935971][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14289.935971][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14289.935971][T19513]      netlink_rcv_skb+0x130/0x360
[14289.935971][T19513]      netlink_unicast+0x449/0x710
[14289.935971][T19513]      netlink_sendmsg+0x723/0xbe0
[14289.935971][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14289.935971][T19513]      ___sys_sendmsg+0xee/0x170
[14289.935971][T19513]      __sys_sendmsg+0xcd/0x170
[14289.935971][T19513]      do_syscall_64+0xc6/0x1e0
[14289.935971][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14289.935971][T19513] 
[14299.975159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14299.975627][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14299.975627][T19513]      netdev_get_by_index+0x5e/0x80
[14299.975627][T19513]      fib6_nh_init+0x3d8/0x15b0
[14299.975627][T19513]      ip6_route_info_create+0xf18/0x17d0
[14299.975627][T19513]      ip6_route_add+0x1c/0x140
[14299.975627][T19513]      addrconf_prefix_route+0x2a6/0x430
[14299.975627][T19513]      inet6_addr_add+0x4f8/0xa40
[14299.975627][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14299.975627][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14299.975627][T19513]      netlink_rcv_skb+0x130/0x360
[14299.975627][T19513]      netlink_unicast+0x449/0x710
[14299.975627][T19513]      netlink_sendmsg+0x723/0xbe0
[14299.975627][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14299.975627][T19513]      ___sys_sendmsg+0xee/0x170
[14299.975627][T19513]      __sys_sendmsg+0xcd/0x170
[14299.975627][T19513]      do_syscall_64+0xc6/0x1e0
[14299.975627][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14299.975627][T19513] 
[14299.977861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14299.977861][T19513]      netdev_get_by_index+0x5e/0x80
[14299.977861][T19513]      fib6_nh_init+0x3d8/0x15b0
[14299.977861][T19513]      ip6_route_info_create+0xf18/0x17d0
[14299.977861][T19513]      addrconf_f6i_alloc+0x315/0x560
[14299.977861][T19513]      ipv6_add_addr+0x411/0x2000
[14299.977861][T19513]      inet6_addr_add+0x30e/0xa40
[14299.977861][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14299.977861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14299.977861][T19513]      netlink_rcv_skb+0x130/0x360
[14299.977861][T19513]      netlink_unicast+0x449/0x710
[14299.977861][T19513]      netlink_sendmsg+0x723/0xbe0
[14299.977861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14299.977861][T19513]      ___sys_sendmsg+0xee/0x170
[14299.977861][T19513]      __sys_sendmsg+0xcd/0x170
[14299.977861][T19513]      do_syscall_64+0xc6/0x1e0
[14299.977861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14299.977861][T19513] 
[14299.980059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14299.980059][T19513]      netdev_get_by_index+0x5e/0x80
[14299.980059][T19513]      fib6_nh_init+0x3d8/0x15b0
[14299.980059][T19513]      ip6_route_info_create+0xf18/0x17d0
[14299.980059][T19513]      ip6_route_add+0x1c/0x140
[14299.980059][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14299.980059][T19513]      addrconf_add_dev+0xe2/0x170
[14299.980059][T19513]      inet6_addr_add+0x12f/0xa40
[14299.980059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14299.980059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14299.980059][T19513]      netlink_rcv_skb+0x130/0x360
[14299.980059][T19513]      netlink_unicast+0x449/0x710
[14299.980059][T19513]      netlink_sendmsg+0x723/0xbe0
[14299.980059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14299.980059][T19513]      ___sys_sendmsg+0xee/0x170
[14299.980059][T19513]      __sys_sendmsg+0xcd/0x170
[14299.980059][T19513]      do_syscall_64+0xc6/0x1e0
[14299.980059][T19513] 
[14299.982768][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14299.982768][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14299.982768][T19513]      ipv6_find_idev+0x102/0x170
[14299.982768][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14299.982768][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14299.982768][T19513]      netlink_rcv_skb+0x130/0x360
[14299.982768][T19513]      netlink_unicast+0x449/0x710
[14299.982768][T19513]      netlink_sendmsg+0x723/0xbe0
[14299.982768][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14299.982768][T19513]      ___sys_sendmsg+0xee/0x170
[14299.982768][T19513]      __sys_sendmsg+0xcd/0x170
[14299.982768][T19513]      do_syscall_64+0xc6/0x1e0
[14299.982768][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14299.982768][T19513] 
[14299.984462][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14299.984462][T19513]      neigh_parms_alloc+0x1e5/0x510
[14299.984462][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14299.984462][T19513]      ipv6_find_idev+0x102/0x170
[14299.984462][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14299.984462][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14299.984462][T19513]      netlink_rcv_skb+0x130/0x360
[14299.984462][T19513]      netlink_unicast+0x449/0x710
[14299.984462][T19513]      netlink_sendmsg+0x723/0xbe0
[14299.984462][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14299.984462][T19513]      ___sys_sendmsg+0xee/0x170
[14299.984462][T19513]      __sys_sendmsg+0xcd/0x170
[14299.984462][T19513]      do_syscall_64+0xc6/0x1e0
[14299.984462][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14299.984462][T19513] 
[14310.183200][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14310.183671][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14310.183671][T19513]      netdev_get_by_index+0x5e/0x80
[14310.183671][T19513]      fib6_nh_init+0x3d8/0x15b0
[14310.183671][T19513]      ip6_route_info_create+0xf18/0x17d0
[14310.183671][T19513]      ip6_route_add+0x1c/0x140
[14310.183671][T19513]      addrconf_prefix_route+0x2a6/0x430
[14310.183671][T19513]      inet6_addr_add+0x4f8/0xa40
[14310.183671][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14310.183671][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14310.183671][T19513]      netlink_rcv_skb+0x130/0x360
[14310.183671][T19513]      netlink_unicast+0x449/0x710
[14310.183671][T19513]      netlink_sendmsg+0x723/0xbe0
[14310.183671][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14310.183671][T19513]      ___sys_sendmsg+0xee/0x170
[14310.183671][T19513]      __sys_sendmsg+0xcd/0x170
[14310.183671][T19513]      do_syscall_64+0xc6/0x1e0
[14310.183671][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14310.183671][T19513] 
[14310.185913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14310.185913][T19513]      netdev_get_by_index+0x5e/0x80
[14310.185913][T19513]      fib6_nh_init+0x3d8/0x15b0
[14310.185913][T19513]      ip6_route_info_create+0xf18/0x17d0
[14310.185913][T19513]      addrconf_f6i_alloc+0x315/0x560
[14310.185913][T19513]      ipv6_add_addr+0x411/0x2000
[14310.185913][T19513]      inet6_addr_add+0x30e/0xa40
[14310.185913][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14310.185913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14310.185913][T19513]      netlink_rcv_skb+0x130/0x360
[14310.185913][T19513]      netlink_unicast+0x449/0x710
[14310.185913][T19513]      netlink_sendmsg+0x723/0xbe0
[14310.185913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14310.185913][T19513]      ___sys_sendmsg+0xee/0x170
[14310.185913][T19513]      __sys_sendmsg+0xcd/0x170
[14310.185913][T19513]      do_syscall_64+0xc6/0x1e0
[14310.185913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14310.185913][T19513] 
[14310.188136][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14310.188136][T19513]      netdev_get_by_index+0x5e/0x80
[14310.188136][T19513]      fib6_nh_init+0x3d8/0x15b0
[14310.188136][T19513]      ip6_route_info_create+0xf18/0x17d0
[14310.188136][T19513]      ip6_route_add+0x1c/0x140
[14310.188136][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14310.188136][T19513]      addrconf_add_dev+0xe2/0x170
[14310.188136][T19513]      inet6_addr_add+0x12f/0xa40
[14310.188136][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14310.188136][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14310.188136][T19513]      netlink_rcv_skb+0x130/0x360
[14310.188136][T19513]      netlink_unicast+0x449/0x710
[14310.188136][T19513]      netlink_sendmsg+0x723/0xbe0
[14310.188136][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14310.188136][T19513]      ___sys_sendmsg+0xee/0x170
[14310.188136][T19513]      __sys_sendmsg+0xcd/0x170
[14310.188136][T19513]      do_syscall_64+0xc6/0x1e0
[14310.188136][T19513] 
[14310.190300][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14310.190300][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14310.190300][T19513]      ipv6_find_idev+0x102/0x170
[14310.190300][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14310.190300][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14310.190300][T19513]      netlink_rcv_skb+0x130/0x360
[14310.190300][T19513]      netlink_unicast+0x449/0x710
[14310.190300][T19513]      netlink_sendmsg+0x723/0xbe0
[14310.190300][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14310.190300][T19513]      ___sys_sendmsg+0xee/0x170
[14310.190300][T19513]      __sys_sendmsg+0xcd/0x170
[14310.190300][T19513]      do_syscall_64+0xc6/0x1e0
[14310.190300][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14310.190300][T19513] 
[14310.192008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14310.192008][T19513]      neigh_parms_alloc+0x1e5/0x510
[14310.192008][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14310.192008][T19513]      ipv6_find_idev+0x102/0x170
[14310.192008][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14310.192008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14310.192008][T19513]      netlink_rcv_skb+0x130/0x360
[14310.192008][T19513]      netlink_unicast+0x449/0x710
[14310.192008][T19513]      netlink_sendmsg+0x723/0xbe0
[14310.192008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14310.192008][T19513]      ___sys_sendmsg+0xee/0x170
[14310.192008][T19513]      __sys_sendmsg+0xcd/0x170
[14310.192008][T19513]      do_syscall_64+0xc6/0x1e0
[14310.192008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14310.192008][T19513] 
[14320.426083][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14320.426591][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14320.426591][T19513]      netdev_get_by_index+0x5e/0x80
[14320.426591][T19513]      fib6_nh_init+0x3d8/0x15b0
[14320.426591][T19513]      ip6_route_info_create+0xf18/0x17d0
[14320.426591][T19513]      ip6_route_add+0x1c/0x140
[14320.426591][T19513]      addrconf_prefix_route+0x2a6/0x430
[14320.426591][T19513]      inet6_addr_add+0x4f8/0xa40
[14320.426591][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14320.426591][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14320.426591][T19513]      netlink_rcv_skb+0x130/0x360
[14320.426591][T19513]      netlink_unicast+0x449/0x710
[14320.426591][T19513]      netlink_sendmsg+0x723/0xbe0
[14320.426591][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14320.426591][T19513]      ___sys_sendmsg+0xee/0x170
[14320.426591][T19513]      __sys_sendmsg+0xcd/0x170
[14320.426591][T19513]      do_syscall_64+0xc6/0x1e0
[14320.426591][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14320.426591][T19513] 
[14320.428855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14320.428855][T19513]      netdev_get_by_index+0x5e/0x80
[14320.428855][T19513]      fib6_nh_init+0x3d8/0x15b0
[14320.428855][T19513]      ip6_route_info_create+0xf18/0x17d0
[14320.428855][T19513]      addrconf_f6i_alloc+0x315/0x560
[14320.428855][T19513]      ipv6_add_addr+0x411/0x2000
[14320.428855][T19513]      inet6_addr_add+0x30e/0xa40
[14320.428855][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14320.428855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14320.428855][T19513]      netlink_rcv_skb+0x130/0x360
[14320.428855][T19513]      netlink_unicast+0x449/0x710
[14320.428855][T19513]      netlink_sendmsg+0x723/0xbe0
[14320.428855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14320.428855][T19513]      ___sys_sendmsg+0xee/0x170
[14320.428855][T19513]      __sys_sendmsg+0xcd/0x170
[14320.428855][T19513]      do_syscall_64+0xc6/0x1e0
[14320.428855][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14320.428855][T19513] 
[14320.431108][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14320.431108][T19513]      netdev_get_by_index+0x5e/0x80
[14320.431108][T19513]      fib6_nh_init+0x3d8/0x15b0
[14320.431108][T19513]      ip6_route_info_create+0xf18/0x17d0
[14320.431108][T19513]      ip6_route_add+0x1c/0x140
[14320.431108][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14320.431108][T19513]      addrconf_add_dev+0xe2/0x170
[14320.431108][T19513]      inet6_addr_add+0x12f/0xa40
[14320.431108][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14320.431108][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14320.431108][T19513]      netlink_rcv_skb+0x130/0x360
[14320.431108][T19513]      netlink_unicast+0x449/0x710
[14320.431108][T19513]      netlink_sendmsg+0x723/0xbe0
[14320.431108][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14320.431108][T19513]      ___sys_sendmsg+0xee/0x170
[14320.431108][T19513]      __sys_sendmsg+0xcd/0x170
[14320.431108][T19513]      do_syscall_64+0xc6/0x1e0
[14320.431108][T19513] 
[14320.433294][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14320.433294][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14320.433294][T19513]      ipv6_find_idev+0x102/0x170
[14320.433294][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14320.433294][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14320.433294][T19513]      netlink_rcv_skb+0x130/0x360
[14320.433294][T19513]      netlink_unicast+0x449/0x710
[14320.433294][T19513]      netlink_sendmsg+0x723/0xbe0
[14320.433294][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14320.433294][T19513]      ___sys_sendmsg+0xee/0x170
[14320.433294][T19513]      __sys_sendmsg+0xcd/0x170
[14320.433294][T19513]      do_syscall_64+0xc6/0x1e0
[14320.433294][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14320.433294][T19513] 
[14320.435018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14320.435018][T19513]      neigh_parms_alloc+0x1e5/0x510
[14320.435018][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14320.435018][T19513]      ipv6_find_idev+0x102/0x170
[14320.435018][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14320.435018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14320.435018][T19513]      netlink_rcv_skb+0x130/0x360
[14320.435018][T19513]      netlink_unicast+0x449/0x710
[14320.435018][T19513]      netlink_sendmsg+0x723/0xbe0
[14320.435018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14320.435018][T19513]      ___sys_sendmsg+0xee/0x170
[14320.435018][T19513]      __sys_sendmsg+0xcd/0x170
[14320.435018][T19513]      do_syscall_64+0xc6/0x1e0
[14320.435018][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14320.435018][T19513] 
[14330.687209][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14330.687697][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14330.687697][T19513]      netdev_get_by_index+0x5e/0x80
[14330.687697][T19513]      fib6_nh_init+0x3d8/0x15b0
[14330.687697][T19513]      ip6_route_info_create+0xf18/0x17d0
[14330.687697][T19513]      ip6_route_add+0x1c/0x140
[14330.687697][T19513]      addrconf_prefix_route+0x2a6/0x430
[14330.687697][T19513]      inet6_addr_add+0x4f8/0xa40
[14330.687697][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14330.687697][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14330.687697][T19513]      netlink_rcv_skb+0x130/0x360
[14330.687697][T19513]      netlink_unicast+0x449/0x710
[14330.687697][T19513]      netlink_sendmsg+0x723/0xbe0
[14330.687697][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14330.687697][T19513]      ___sys_sendmsg+0xee/0x170
[14330.687697][T19513]      __sys_sendmsg+0xcd/0x170
[14330.687697][T19513]      do_syscall_64+0xc6/0x1e0
[14330.687697][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14330.687697][T19513] 
[14330.689923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14330.689923][T19513]      netdev_get_by_index+0x5e/0x80
[14330.689923][T19513]      fib6_nh_init+0x3d8/0x15b0
[14330.689923][T19513]      ip6_route_info_create+0xf18/0x17d0
[14330.689923][T19513]      addrconf_f6i_alloc+0x315/0x560
[14330.689923][T19513]      ipv6_add_addr+0x411/0x2000
[14330.689923][T19513]      inet6_addr_add+0x30e/0xa40
[14330.689923][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14330.689923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14330.689923][T19513]      netlink_rcv_skb+0x130/0x360
[14330.689923][T19513]      netlink_unicast+0x449/0x710
[14330.689923][T19513]      netlink_sendmsg+0x723/0xbe0
[14330.689923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14330.689923][T19513]      ___sys_sendmsg+0xee/0x170
[14330.689923][T19513]      __sys_sendmsg+0xcd/0x170
[14330.689923][T19513]      do_syscall_64+0xc6/0x1e0
[14330.689923][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14330.689923][T19513] 
[14330.692152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14330.692152][T19513]      netdev_get_by_index+0x5e/0x80
[14330.692152][T19513]      fib6_nh_init+0x3d8/0x15b0
[14330.692152][T19513]      ip6_route_info_create+0xf18/0x17d0
[14330.692152][T19513]      ip6_route_add+0x1c/0x140
[14330.692152][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14330.692152][T19513]      addrconf_add_dev+0xe2/0x170
[14330.692152][T19513]      inet6_addr_add+0x12f/0xa40
[14330.692152][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14330.692152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14330.692152][T19513]      netlink_rcv_skb+0x130/0x360
[14330.692152][T19513]      netlink_unicast+0x449/0x710
[14330.692152][T19513]      netlink_sendmsg+0x723/0xbe0
[14330.692152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14330.692152][T19513]      ___sys_sendmsg+0xee/0x170
[14330.692152][T19513]      __sys_sendmsg+0xcd/0x170
[14330.692152][T19513]      do_syscall_64+0xc6/0x1e0
[14330.692152][T19513] 
[14330.694315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14330.694315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14330.694315][T19513]      ipv6_find_idev+0x102/0x170
[14330.694315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14330.694315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14330.694315][T19513]      netlink_rcv_skb+0x130/0x360
[14330.694315][T19513]      netlink_unicast+0x449/0x710
[14330.694315][T19513]      netlink_sendmsg+0x723/0xbe0
[14330.694315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14330.694315][T19513]      ___sys_sendmsg+0xee/0x170
[14330.694315][T19513]      __sys_sendmsg+0xcd/0x170
[14330.694315][T19513]      do_syscall_64+0xc6/0x1e0
[14330.694315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14330.694315][T19513] 
[14330.696009][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14330.696009][T19513]      neigh_parms_alloc+0x1e5/0x510
[14330.696009][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14330.696009][T19513]      ipv6_find_idev+0x102/0x170
[14330.696009][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14330.696009][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14330.696009][T19513]      netlink_rcv_skb+0x130/0x360
[14330.696009][T19513]      netlink_unicast+0x449/0x710
[14330.696009][T19513]      netlink_sendmsg+0x723/0xbe0
[14330.696009][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14330.696009][T19513]      ___sys_sendmsg+0xee/0x170
[14330.696009][T19513]      __sys_sendmsg+0xcd/0x170
[14330.696009][T19513]      do_syscall_64+0xc6/0x1e0
[14330.696009][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14330.696009][T19513] 
[14340.943164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14340.943587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14340.943587][T19513]      netdev_get_by_index+0x5e/0x80
[14340.943587][T19513]      fib6_nh_init+0x3d8/0x15b0
[14340.943587][T19513]      ip6_route_info_create+0xf18/0x17d0
[14340.943587][T19513]      ip6_route_add+0x1c/0x140
[14340.943587][T19513]      addrconf_prefix_route+0x2a6/0x430
[14340.943587][T19513]      inet6_addr_add+0x4f8/0xa40
[14340.943587][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14340.943587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14340.943587][T19513]      netlink_rcv_skb+0x130/0x360
[14340.943587][T19513]      netlink_unicast+0x449/0x710
[14340.943587][T19513]      netlink_sendmsg+0x723/0xbe0
[14340.943587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14340.943587][T19513]      ___sys_sendmsg+0xee/0x170
[14340.943587][T19513]      __sys_sendmsg+0xcd/0x170
[14340.943587][T19513]      do_syscall_64+0xc6/0x1e0
[14340.943587][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14340.943587][T19513] 
[14340.945818][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14340.945818][T19513]      netdev_get_by_index+0x5e/0x80
[14340.945818][T19513]      fib6_nh_init+0x3d8/0x15b0
[14340.945818][T19513]      ip6_route_info_create+0xf18/0x17d0
[14340.945818][T19513]      addrconf_f6i_alloc+0x315/0x560
[14340.945818][T19513]      ipv6_add_addr+0x411/0x2000
[14340.945818][T19513]      inet6_addr_add+0x30e/0xa40
[14340.945818][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14340.945818][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14340.945818][T19513]      netlink_rcv_skb+0x130/0x360
[14340.945818][T19513]      netlink_unicast+0x449/0x710
[14340.945818][T19513]      netlink_sendmsg+0x723/0xbe0
[14340.945818][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14340.945818][T19513]      ___sys_sendmsg+0xee/0x170
[14340.945818][T19513]      __sys_sendmsg+0xcd/0x170
[14340.945818][T19513]      do_syscall_64+0xc6/0x1e0
[14340.945818][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14340.945818][T19513] 
[14340.948016][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14340.948016][T19513]      netdev_get_by_index+0x5e/0x80
[14340.948016][T19513]      fib6_nh_init+0x3d8/0x15b0
[14340.948016][T19513]      ip6_route_info_create+0xf18/0x17d0
[14340.948016][T19513]      ip6_route_add+0x1c/0x140
[14340.948016][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14340.948016][T19513]      addrconf_add_dev+0xe2/0x170
[14340.948016][T19513]      inet6_addr_add+0x12f/0xa40
[14340.948016][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14340.948016][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14340.948016][T19513]      netlink_rcv_skb+0x130/0x360
[14340.948016][T19513]      netlink_unicast+0x449/0x710
[14340.948016][T19513]      netlink_sendmsg+0x723/0xbe0
[14340.948016][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14340.948016][T19513]      ___sys_sendmsg+0xee/0x170
[14340.948016][T19513]      __sys_sendmsg+0xcd/0x170
[14340.948016][T19513]      do_syscall_64+0xc6/0x1e0
[14340.948016][T19513] 
[14340.950195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14340.950195][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14340.950195][T19513]      ipv6_find_idev+0x102/0x170
[14340.950195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14340.950195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14340.950195][T19513]      netlink_rcv_skb+0x130/0x360
[14340.950195][T19513]      netlink_unicast+0x449/0x710
[14340.950195][T19513]      netlink_sendmsg+0x723/0xbe0
[14340.950195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14340.950195][T19513]      ___sys_sendmsg+0xee/0x170
[14340.950195][T19513]      __sys_sendmsg+0xcd/0x170
[14340.950195][T19513]      do_syscall_64+0xc6/0x1e0
[14340.950195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14340.950195][T19513] 
[14340.951897][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14340.951897][T19513]      neigh_parms_alloc+0x1e5/0x510
[14340.951897][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14340.951897][T19513]      ipv6_find_idev+0x102/0x170
[14340.951897][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14340.951897][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14340.951897][T19513]      netlink_rcv_skb+0x130/0x360
[14340.951897][T19513]      netlink_unicast+0x449/0x710
[14340.951897][T19513]      netlink_sendmsg+0x723/0xbe0
[14340.951897][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14340.951897][T19513]      ___sys_sendmsg+0xee/0x170
[14340.951897][T19513]      __sys_sendmsg+0xcd/0x170
[14340.951897][T19513]      do_syscall_64+0xc6/0x1e0
[14340.951897][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14340.951897][T19513] 
[14351.199085][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14351.199541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14351.199541][T19513]      netdev_get_by_index+0x5e/0x80
[14351.199541][T19513]      fib6_nh_init+0x3d8/0x15b0
[14351.199541][T19513]      ip6_route_info_create+0xf18/0x17d0
[14351.199541][T19513]      ip6_route_add+0x1c/0x140
[14351.199541][T19513]      addrconf_prefix_route+0x2a6/0x430
[14351.199541][T19513]      inet6_addr_add+0x4f8/0xa40
[14351.199541][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14351.199541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14351.199541][T19513]      netlink_rcv_skb+0x130/0x360
[14351.199541][T19513]      netlink_unicast+0x449/0x710
[14351.199541][T19513]      netlink_sendmsg+0x723/0xbe0
[14351.199541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14351.199541][T19513]      ___sys_sendmsg+0xee/0x170
[14351.199541][T19513]      __sys_sendmsg+0xcd/0x170
[14351.199541][T19513]      do_syscall_64+0xc6/0x1e0
[14351.199541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14351.199541][T19513] 
[14351.201779][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14351.201779][T19513]      netdev_get_by_index+0x5e/0x80
[14351.201779][T19513]      fib6_nh_init+0x3d8/0x15b0
[14351.201779][T19513]      ip6_route_info_create+0xf18/0x17d0
[14351.201779][T19513]      addrconf_f6i_alloc+0x315/0x560
[14351.201779][T19513]      ipv6_add_addr+0x411/0x2000
[14351.201779][T19513]      inet6_addr_add+0x30e/0xa40
[14351.201779][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14351.201779][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14351.201779][T19513]      netlink_rcv_skb+0x130/0x360
[14351.201779][T19513]      netlink_unicast+0x449/0x710
[14351.201779][T19513]      netlink_sendmsg+0x723/0xbe0
[14351.201779][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14351.201779][T19513]      ___sys_sendmsg+0xee/0x170
[14351.201779][T19513]      __sys_sendmsg+0xcd/0x170
[14351.201779][T19513]      do_syscall_64+0xc6/0x1e0
[14351.201779][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14351.201779][T19513] 
[14351.203979][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14351.203979][T19513]      netdev_get_by_index+0x5e/0x80
[14351.203979][T19513]      fib6_nh_init+0x3d8/0x15b0
[14351.203979][T19513]      ip6_route_info_create+0xf18/0x17d0
[14351.203979][T19513]      ip6_route_add+0x1c/0x140
[14351.203979][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14351.203979][T19513]      addrconf_add_dev+0xe2/0x170
[14351.203979][T19513]      inet6_addr_add+0x12f/0xa40
[14351.203979][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14351.203979][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14351.203979][T19513]      netlink_rcv_skb+0x130/0x360
[14351.203979][T19513]      netlink_unicast+0x449/0x710
[14351.203979][T19513]      netlink_sendmsg+0x723/0xbe0
[14351.203979][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14351.203979][T19513]      ___sys_sendmsg+0xee/0x170
[14351.203979][T19513]      __sys_sendmsg+0xcd/0x170
[14351.203979][T19513]      do_syscall_64+0xc6/0x1e0
[14351.203979][T19513] 
[14351.206166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14351.206166][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14351.206166][T19513]      ipv6_find_idev+0x102/0x170
[14351.206166][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14351.206166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14351.206166][T19513]      netlink_rcv_skb+0x130/0x360
[14351.206166][T19513]      netlink_unicast+0x449/0x710
[14351.206166][T19513]      netlink_sendmsg+0x723/0xbe0
[14351.206166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14351.206166][T19513]      ___sys_sendmsg+0xee/0x170
[14351.206166][T19513]      __sys_sendmsg+0xcd/0x170
[14351.206166][T19513]      do_syscall_64+0xc6/0x1e0
[14351.206166][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14351.206166][T19513] 
[14351.207849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14351.207849][T19513]      neigh_parms_alloc+0x1e5/0x510
[14351.207849][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14351.207849][T19513]      ipv6_find_idev+0x102/0x170
[14351.207849][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14351.207849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14351.207849][T19513]      netlink_rcv_skb+0x130/0x360
[14351.207849][T19513]      netlink_unicast+0x449/0x710
[14351.207849][T19513]      netlink_sendmsg+0x723/0xbe0
[14351.207849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14351.207849][T19513]      ___sys_sendmsg+0xee/0x170
[14351.207849][T19513]      __sys_sendmsg+0xcd/0x170
[14351.207849][T19513]      do_syscall_64+0xc6/0x1e0
[14351.207849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14351.207849][T19513] 
[14361.455142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14361.455546][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14361.455546][T19513]      netdev_get_by_index+0x5e/0x80
[14361.455546][T19513]      fib6_nh_init+0x3d8/0x15b0
[14361.455546][T19513]      ip6_route_info_create+0xf18/0x17d0
[14361.455546][T19513]      ip6_route_add+0x1c/0x140
[14361.455546][T19513]      addrconf_prefix_route+0x2a6/0x430
[14361.455546][T19513]      inet6_addr_add+0x4f8/0xa40
[14361.455546][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14361.455546][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14361.455546][T19513]      netlink_rcv_skb+0x130/0x360
[14361.455546][T19513]      netlink_unicast+0x449/0x710
[14361.455546][T19513]      netlink_sendmsg+0x723/0xbe0
[14361.455546][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14361.455546][T19513]      ___sys_sendmsg+0xee/0x170
[14361.455546][T19513]      __sys_sendmsg+0xcd/0x170
[14361.455546][T19513]      do_syscall_64+0xc6/0x1e0
[14361.455546][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14361.455546][T19513] 
[14361.457788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14361.457788][T19513]      netdev_get_by_index+0x5e/0x80
[14361.457788][T19513]      fib6_nh_init+0x3d8/0x15b0
[14361.457788][T19513]      ip6_route_info_create+0xf18/0x17d0
[14361.457788][T19513]      addrconf_f6i_alloc+0x315/0x560
[14361.457788][T19513]      ipv6_add_addr+0x411/0x2000
[14361.457788][T19513]      inet6_addr_add+0x30e/0xa40
[14361.457788][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14361.457788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14361.457788][T19513]      netlink_rcv_skb+0x130/0x360
[14361.457788][T19513]      netlink_unicast+0x449/0x710
[14361.457788][T19513]      netlink_sendmsg+0x723/0xbe0
[14361.457788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14361.457788][T19513]      ___sys_sendmsg+0xee/0x170
[14361.457788][T19513]      __sys_sendmsg+0xcd/0x170
[14361.457788][T19513]      do_syscall_64+0xc6/0x1e0
[14361.457788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14361.457788][T19513] 
[14361.459983][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14361.459983][T19513]      netdev_get_by_index+0x5e/0x80
[14361.459983][T19513]      fib6_nh_init+0x3d8/0x15b0
[14361.459983][T19513]      ip6_route_info_create+0xf18/0x17d0
[14361.459983][T19513]      ip6_route_add+0x1c/0x140
[14361.459983][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14361.459983][T19513]      addrconf_add_dev+0xe2/0x170
[14361.459983][T19513]      inet6_addr_add+0x12f/0xa40
[14361.459983][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14361.459983][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14361.459983][T19513]      netlink_rcv_skb+0x130/0x360
[14361.459983][T19513]      netlink_unicast+0x449/0x710
[14361.459983][T19513]      netlink_sendmsg+0x723/0xbe0
[14361.459983][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14361.459983][T19513]      ___sys_sendmsg+0xee/0x170
[14361.459983][T19513]      __sys_sendmsg+0xcd/0x170
[14361.459983][T19513]      do_syscall_64+0xc6/0x1e0
[14361.459983][T19513] 
[14361.462163][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14361.462163][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14361.462163][T19513]      ipv6_find_idev+0x102/0x170
[14361.462163][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14361.462163][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14361.462163][T19513]      netlink_rcv_skb+0x130/0x360
[14361.462163][T19513]      netlink_unicast+0x449/0x710
[14361.462163][T19513]      netlink_sendmsg+0x723/0xbe0
[14361.462163][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14361.462163][T19513]      ___sys_sendmsg+0xee/0x170
[14361.462163][T19513]      __sys_sendmsg+0xcd/0x170
[14361.462163][T19513]      do_syscall_64+0xc6/0x1e0
[14361.462163][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14361.462163][T19513] 
[14361.463852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14361.463852][T19513]      neigh_parms_alloc+0x1e5/0x510
[14361.463852][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14361.463852][T19513]      ipv6_find_idev+0x102/0x170
[14361.463852][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14361.463852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14361.463852][T19513]      netlink_rcv_skb+0x130/0x360
[14361.463852][T19513]      netlink_unicast+0x449/0x710
[14361.463852][T19513]      netlink_sendmsg+0x723/0xbe0
[14361.463852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14361.463852][T19513]      ___sys_sendmsg+0xee/0x170
[14361.463852][T19513]      __sys_sendmsg+0xcd/0x170
[14361.463852][T19513]      do_syscall_64+0xc6/0x1e0
[14361.463852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14361.463852][T19513] 
[14371.519154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14371.519558][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14371.519558][T19513]      netdev_get_by_index+0x5e/0x80
[14371.519558][T19513]      fib6_nh_init+0x3d8/0x15b0
[14371.519558][T19513]      ip6_route_info_create+0xf18/0x17d0
[14371.519558][T19513]      ip6_route_add+0x1c/0x140
[14371.519558][T19513]      addrconf_prefix_route+0x2a6/0x430
[14371.519558][T19513]      inet6_addr_add+0x4f8/0xa40
[14371.519558][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14371.519558][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14371.519558][T19513]      netlink_rcv_skb+0x130/0x360
[14371.519558][T19513]      netlink_unicast+0x449/0x710
[14371.519558][T19513]      netlink_sendmsg+0x723/0xbe0
[14371.519558][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14371.519558][T19513]      ___sys_sendmsg+0xee/0x170
[14371.519558][T19513]      __sys_sendmsg+0xcd/0x170
[14371.519558][T19513]      do_syscall_64+0xc6/0x1e0
[14371.519558][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14371.519558][T19513] 
[14371.521797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14371.521797][T19513]      netdev_get_by_index+0x5e/0x80
[14371.521797][T19513]      fib6_nh_init+0x3d8/0x15b0
[14371.521797][T19513]      ip6_route_info_create+0xf18/0x17d0
[14371.521797][T19513]      addrconf_f6i_alloc+0x315/0x560
[14371.521797][T19513]      ipv6_add_addr+0x411/0x2000
[14371.521797][T19513]      inet6_addr_add+0x30e/0xa40
[14371.521797][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14371.521797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14371.521797][T19513]      netlink_rcv_skb+0x130/0x360
[14371.521797][T19513]      netlink_unicast+0x449/0x710
[14371.521797][T19513]      netlink_sendmsg+0x723/0xbe0
[14371.521797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14371.521797][T19513]      ___sys_sendmsg+0xee/0x170
[14371.521797][T19513]      __sys_sendmsg+0xcd/0x170
[14371.521797][T19513]      do_syscall_64+0xc6/0x1e0
[14371.521797][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14371.521797][T19513] 
[14371.524000][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14371.524000][T19513]      netdev_get_by_index+0x5e/0x80
[14371.524000][T19513]      fib6_nh_init+0x3d8/0x15b0
[14371.524000][T19513]      ip6_route_info_create+0xf18/0x17d0
[14371.524000][T19513]      ip6_route_add+0x1c/0x140
[14371.524000][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14371.524000][T19513]      addrconf_add_dev+0xe2/0x170
[14371.524000][T19513]      inet6_addr_add+0x12f/0xa40
[14371.524000][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14371.524000][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14371.524000][T19513]      netlink_rcv_skb+0x130/0x360
[14371.524000][T19513]      netlink_unicast+0x449/0x710
[14371.524000][T19513]      netlink_sendmsg+0x723/0xbe0
[14371.524000][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14371.524000][T19513]      ___sys_sendmsg+0xee/0x170
[14371.524000][T19513]      __sys_sendmsg+0xcd/0x170
[14371.524000][T19513]      do_syscall_64+0xc6/0x1e0
[14371.524000][T19513] 
[14371.526155][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14371.526155][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14371.526155][T19513]      ipv6_find_idev+0x102/0x170
[14371.526155][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14371.526155][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14371.526155][T19513]      netlink_rcv_skb+0x130/0x360
[14371.526155][T19513]      netlink_unicast+0x449/0x710
[14371.526155][T19513]      netlink_sendmsg+0x723/0xbe0
[14371.526155][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14371.526155][T19513]      ___sys_sendmsg+0xee/0x170
[14371.526155][T19513]      __sys_sendmsg+0xcd/0x170
[14371.526155][T19513]      do_syscall_64+0xc6/0x1e0
[14371.526155][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14371.526155][T19513] 
[14371.527844][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14371.527844][T19513]      neigh_parms_alloc+0x1e5/0x510
[14371.527844][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14371.527844][T19513]      ipv6_find_idev+0x102/0x170
[14371.527844][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14371.527844][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14371.527844][T19513]      netlink_rcv_skb+0x130/0x360
[14371.527844][T19513]      netlink_unicast+0x449/0x710
[14371.527844][T19513]      netlink_sendmsg+0x723/0xbe0
[14371.527844][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14371.527844][T19513]      ___sys_sendmsg+0xee/0x170
[14371.527844][T19513]      __sys_sendmsg+0xcd/0x170
[14371.527844][T19513]      do_syscall_64+0xc6/0x1e0
[14371.527844][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14371.527844][T19513] 
[14381.767165][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14381.767652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14381.767652][T19513]      netdev_get_by_index+0x5e/0x80
[14381.767652][T19513]      fib6_nh_init+0x3d8/0x15b0
[14381.767652][T19513]      ip6_route_info_create+0xf18/0x17d0
[14381.767652][T19513]      ip6_route_add+0x1c/0x140
[14381.767652][T19513]      addrconf_prefix_route+0x2a6/0x430
[14381.767652][T19513]      inet6_addr_add+0x4f8/0xa40
[14381.767652][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14381.767652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14381.767652][T19513]      netlink_rcv_skb+0x130/0x360
[14381.767652][T19513]      netlink_unicast+0x449/0x710
[14381.767652][T19513]      netlink_sendmsg+0x723/0xbe0
[14381.767652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14381.767652][T19513]      ___sys_sendmsg+0xee/0x170
[14381.767652][T19513]      __sys_sendmsg+0xcd/0x170
[14381.767652][T19513]      do_syscall_64+0xc6/0x1e0
[14381.767652][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14381.767652][T19513] 
[14381.769868][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14381.769868][T19513]      netdev_get_by_index+0x5e/0x80
[14381.769868][T19513]      fib6_nh_init+0x3d8/0x15b0
[14381.769868][T19513]      ip6_route_info_create+0xf18/0x17d0
[14381.769868][T19513]      addrconf_f6i_alloc+0x315/0x560
[14381.769868][T19513]      ipv6_add_addr+0x411/0x2000
[14381.769868][T19513]      inet6_addr_add+0x30e/0xa40
[14381.769868][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14381.769868][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14381.769868][T19513]      netlink_rcv_skb+0x130/0x360
[14381.769868][T19513]      netlink_unicast+0x449/0x710
[14381.769868][T19513]      netlink_sendmsg+0x723/0xbe0
[14381.769868][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14381.769868][T19513]      ___sys_sendmsg+0xee/0x170
[14381.769868][T19513]      __sys_sendmsg+0xcd/0x170
[14381.769868][T19513]      do_syscall_64+0xc6/0x1e0
[14381.769868][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14381.769868][T19513] 
[14381.772077][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14381.772077][T19513]      netdev_get_by_index+0x5e/0x80
[14381.772077][T19513]      fib6_nh_init+0x3d8/0x15b0
[14381.772077][T19513]      ip6_route_info_create+0xf18/0x17d0
[14381.772077][T19513]      ip6_route_add+0x1c/0x140
[14381.772077][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14381.772077][T19513]      addrconf_add_dev+0xe2/0x170
[14381.772077][T19513]      inet6_addr_add+0x12f/0xa40
[14381.772077][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14381.772077][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14381.772077][T19513]      netlink_rcv_skb+0x130/0x360
[14381.772077][T19513]      netlink_unicast+0x449/0x710
[14381.772077][T19513]      netlink_sendmsg+0x723/0xbe0
[14381.772077][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14381.772077][T19513]      ___sys_sendmsg+0xee/0x170
[14381.772077][T19513]      __sys_sendmsg+0xcd/0x170
[14381.772077][T19513]      do_syscall_64+0xc6/0x1e0
[14381.772077][T19513] 
[14381.774186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14381.774186][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14381.774186][T19513]      ipv6_find_idev+0x102/0x170
[14381.774186][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14381.774186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14381.774186][T19513]      netlink_rcv_skb+0x130/0x360
[14381.774186][T19513]      netlink_unicast+0x449/0x710
[14381.774186][T19513]      netlink_sendmsg+0x723/0xbe0
[14381.774186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14381.774186][T19513]      ___sys_sendmsg+0xee/0x170
[14381.774186][T19513]      __sys_sendmsg+0xcd/0x170
[14381.774186][T19513]      do_syscall_64+0xc6/0x1e0
[14381.774186][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14381.774186][T19513] 
[14381.775890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14381.775890][T19513]      neigh_parms_alloc+0x1e5/0x510
[14381.775890][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14381.775890][T19513]      ipv6_find_idev+0x102/0x170
[14381.775890][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14381.775890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14381.775890][T19513]      netlink_rcv_skb+0x130/0x360
[14381.775890][T19513]      netlink_unicast+0x449/0x710
[14381.775890][T19513]      netlink_sendmsg+0x723/0xbe0
[14381.775890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14381.775890][T19513]      ___sys_sendmsg+0xee/0x170
[14381.775890][T19513]      __sys_sendmsg+0xcd/0x170
[14381.775890][T19513]      do_syscall_64+0xc6/0x1e0
[14381.775890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14381.775890][T19513] 
[14392.015134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14392.015524][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14392.015524][T19513]      netdev_get_by_index+0x5e/0x80
[14392.015524][T19513]      fib6_nh_init+0x3d8/0x15b0
[14392.015524][T19513]      ip6_route_info_create+0xf18/0x17d0
[14392.015524][T19513]      ip6_route_add+0x1c/0x140
[14392.015524][T19513]      addrconf_prefix_route+0x2a6/0x430
[14392.015524][T19513]      inet6_addr_add+0x4f8/0xa40
[14392.015524][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14392.015524][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14392.015524][T19513]      netlink_rcv_skb+0x130/0x360
[14392.015524][T19513]      netlink_unicast+0x449/0x710
[14392.015524][T19513]      netlink_sendmsg+0x723/0xbe0
[14392.015524][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14392.015524][T19513]      ___sys_sendmsg+0xee/0x170
[14392.015524][T19513]      __sys_sendmsg+0xcd/0x170
[14392.015524][T19513]      do_syscall_64+0xc6/0x1e0
[14392.015524][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14392.015524][T19513] 
[14392.017691][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14392.017691][T19513]      netdev_get_by_index+0x5e/0x80
[14392.017691][T19513]      fib6_nh_init+0x3d8/0x15b0
[14392.017691][T19513]      ip6_route_info_create+0xf18/0x17d0
[14392.017691][T19513]      addrconf_f6i_alloc+0x315/0x560
[14392.017691][T19513]      ipv6_add_addr+0x411/0x2000
[14392.017691][T19513]      inet6_addr_add+0x30e/0xa40
[14392.017691][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14392.017691][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14392.017691][T19513]      netlink_rcv_skb+0x130/0x360
[14392.017691][T19513]      netlink_unicast+0x449/0x710
[14392.017691][T19513]      netlink_sendmsg+0x723/0xbe0
[14392.017691][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14392.017691][T19513]      ___sys_sendmsg+0xee/0x170
[14392.017691][T19513]      __sys_sendmsg+0xcd/0x170
[14392.017691][T19513]      do_syscall_64+0xc6/0x1e0
[14392.017691][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14392.017691][T19513] 
[14392.019895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14392.019895][T19513]      netdev_get_by_index+0x5e/0x80
[14392.019895][T19513]      fib6_nh_init+0x3d8/0x15b0
[14392.019895][T19513]      ip6_route_info_create+0xf18/0x17d0
[14392.019895][T19513]      ip6_route_add+0x1c/0x140
[14392.019895][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14392.019895][T19513]      addrconf_add_dev+0xe2/0x170
[14392.019895][T19513]      inet6_addr_add+0x12f/0xa40
[14392.019895][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14392.019895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14392.019895][T19513]      netlink_rcv_skb+0x130/0x360
[14392.019895][T19513]      netlink_unicast+0x449/0x710
[14392.019895][T19513]      netlink_sendmsg+0x723/0xbe0
[14392.019895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14392.019895][T19513]      ___sys_sendmsg+0xee/0x170
[14392.019895][T19513]      __sys_sendmsg+0xcd/0x170
[14392.019895][T19513]      do_syscall_64+0xc6/0x1e0
[14392.019895][T19513] 
[14392.022602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14392.022602][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14392.022602][T19513]      ipv6_find_idev+0x102/0x170
[14392.022602][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14392.022602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14392.022602][T19513]      netlink_rcv_skb+0x130/0x360
[14392.022602][T19513]      netlink_unicast+0x449/0x710
[14392.022602][T19513]      netlink_sendmsg+0x723/0xbe0
[14392.022602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14392.022602][T19513]      ___sys_sendmsg+0xee/0x170
[14392.022602][T19513]      __sys_sendmsg+0xcd/0x170
[14392.022602][T19513]      do_syscall_64+0xc6/0x1e0
[14392.022602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14392.022602][T19513] 
[14392.024274][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14392.024274][T19513]      neigh_parms_alloc+0x1e5/0x510
[14392.024274][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14392.024274][T19513]      ipv6_find_idev+0x102/0x170
[14392.024274][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14392.024274][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14392.024274][T19513]      netlink_rcv_skb+0x130/0x360
[14392.024274][T19513]      netlink_unicast+0x449/0x710
[14392.024274][T19513]      netlink_sendmsg+0x723/0xbe0
[14392.024274][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14392.024274][T19513]      ___sys_sendmsg+0xee/0x170
[14392.024274][T19513]      __sys_sendmsg+0xcd/0x170
[14392.024274][T19513]      do_syscall_64+0xc6/0x1e0
[14392.024274][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14392.024274][T19513] 
[14402.263177][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14402.263592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14402.263592][T19513]      netdev_get_by_index+0x5e/0x80
[14402.263592][T19513]      fib6_nh_init+0x3d8/0x15b0
[14402.263592][T19513]      ip6_route_info_create+0xf18/0x17d0
[14402.263592][T19513]      ip6_route_add+0x1c/0x140
[14402.263592][T19513]      addrconf_prefix_route+0x2a6/0x430
[14402.263592][T19513]      inet6_addr_add+0x4f8/0xa40
[14402.263592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14402.263592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14402.263592][T19513]      netlink_rcv_skb+0x130/0x360
[14402.263592][T19513]      netlink_unicast+0x449/0x710
[14402.263592][T19513]      netlink_sendmsg+0x723/0xbe0
[14402.263592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14402.263592][T19513]      ___sys_sendmsg+0xee/0x170
[14402.263592][T19513]      __sys_sendmsg+0xcd/0x170
[14402.263592][T19513]      do_syscall_64+0xc6/0x1e0
[14402.263592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14402.263592][T19513] 
[14402.265995][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14402.265995][T19513]      netdev_get_by_index+0x5e/0x80
[14402.265995][T19513]      fib6_nh_init+0x3d8/0x15b0
[14402.265995][T19513]      ip6_route_info_create+0xf18/0x17d0
[14402.265995][T19513]      addrconf_f6i_alloc+0x315/0x560
[14402.265995][T19513]      ipv6_add_addr+0x411/0x2000
[14402.265995][T19513]      inet6_addr_add+0x30e/0xa40
[14402.265995][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14402.265995][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14402.265995][T19513]      netlink_rcv_skb+0x130/0x360
[14402.265995][T19513]      netlink_unicast+0x449/0x710
[14402.265995][T19513]      netlink_sendmsg+0x723/0xbe0
[14402.265995][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14402.265995][T19513]      ___sys_sendmsg+0xee/0x170
[14402.265995][T19513]      __sys_sendmsg+0xcd/0x170
[14402.265995][T19513]      do_syscall_64+0xc6/0x1e0
[14402.265995][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14402.265995][T19513] 
[14402.268228][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14402.268228][T19513]      netdev_get_by_index+0x5e/0x80
[14402.268228][T19513]      fib6_nh_init+0x3d8/0x15b0
[14402.268228][T19513]      ip6_route_info_create+0xf18/0x17d0
[14402.268228][T19513]      ip6_route_add+0x1c/0x140
[14402.268228][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14402.268228][T19513]      addrconf_add_dev+0xe2/0x170
[14402.268228][T19513]      inet6_addr_add+0x12f/0xa40
[14402.268228][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14402.268228][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14402.268228][T19513]      netlink_rcv_skb+0x130/0x360
[14402.268228][T19513]      netlink_unicast+0x449/0x710
[14402.268228][T19513]      netlink_sendmsg+0x723/0xbe0
[14402.268228][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14402.268228][T19513]      ___sys_sendmsg+0xee/0x170
[14402.268228][T19513]      __sys_sendmsg+0xcd/0x170
[14402.268228][T19513]      do_syscall_64+0xc6/0x1e0
[14402.268228][T19513] 
[14402.270429][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14402.270429][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14402.270429][T19513]      ipv6_find_idev+0x102/0x170
[14402.270429][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14402.270429][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14402.270429][T19513]      netlink_rcv_skb+0x130/0x360
[14402.270429][T19513]      netlink_unicast+0x449/0x710
[14402.270429][T19513]      netlink_sendmsg+0x723/0xbe0
[14402.270429][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14402.270429][T19513]      ___sys_sendmsg+0xee/0x170
[14402.270429][T19513]      __sys_sendmsg+0xcd/0x170
[14402.270429][T19513]      do_syscall_64+0xc6/0x1e0
[14402.270429][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14402.270429][T19513] 
[14402.272145][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14402.272145][T19513]      neigh_parms_alloc+0x1e5/0x510
[14402.272145][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14402.272145][T19513]      ipv6_find_idev+0x102/0x170
[14402.272145][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14402.272145][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14402.272145][T19513]      netlink_rcv_skb+0x130/0x360
[14402.272145][T19513]      netlink_unicast+0x449/0x710
[14402.272145][T19513]      netlink_sendmsg+0x723/0xbe0
[14402.272145][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14402.272145][T19513]      ___sys_sendmsg+0xee/0x170
[14402.272145][T19513]      __sys_sendmsg+0xcd/0x170
[14402.272145][T19513]      do_syscall_64+0xc6/0x1e0
[14402.272145][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14402.272145][T19513] 
[14412.511215][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14412.511952][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14412.511952][T19513]      netdev_get_by_index+0x5e/0x80
[14412.511952][T19513]      fib6_nh_init+0x3d8/0x15b0
[14412.511952][T19513]      ip6_route_info_create+0xf18/0x17d0
[14412.511952][T19513]      ip6_route_add+0x1c/0x140
[14412.511952][T19513]      addrconf_prefix_route+0x2a6/0x430
[14412.511952][T19513]      inet6_addr_add+0x4f8/0xa40
[14412.511952][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14412.511952][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14412.511952][T19513]      netlink_rcv_skb+0x130/0x360
[14412.511952][T19513]      netlink_unicast+0x449/0x710
[14412.511952][T19513]      netlink_sendmsg+0x723/0xbe0
[14412.511952][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14412.511952][T19513]      ___sys_sendmsg+0xee/0x170
[14412.511952][T19513]      __sys_sendmsg+0xcd/0x170
[14412.511952][T19513]      do_syscall_64+0xc6/0x1e0
[14412.511952][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14412.511952][T19513] 
[14412.514161][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14412.514161][T19513]      netdev_get_by_index+0x5e/0x80
[14412.514161][T19513]      fib6_nh_init+0x3d8/0x15b0
[14412.514161][T19513]      ip6_route_info_create+0xf18/0x17d0
[14412.514161][T19513]      addrconf_f6i_alloc+0x315/0x560
[14412.514161][T19513]      ipv6_add_addr+0x411/0x2000
[14412.514161][T19513]      inet6_addr_add+0x30e/0xa40
[14412.514161][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14412.514161][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14412.514161][T19513]      netlink_rcv_skb+0x130/0x360
[14412.514161][T19513]      netlink_unicast+0x449/0x710
[14412.514161][T19513]      netlink_sendmsg+0x723/0xbe0
[14412.514161][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14412.514161][T19513]      ___sys_sendmsg+0xee/0x170
[14412.514161][T19513]      __sys_sendmsg+0xcd/0x170
[14412.514161][T19513]      do_syscall_64+0xc6/0x1e0
[14412.514161][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14412.514161][T19513] 
[14412.516371][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14412.516371][T19513]      netdev_get_by_index+0x5e/0x80
[14412.516371][T19513]      fib6_nh_init+0x3d8/0x15b0
[14412.516371][T19513]      ip6_route_info_create+0xf18/0x17d0
[14412.516371][T19513]      ip6_route_add+0x1c/0x140
[14412.516371][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14412.516371][T19513]      addrconf_add_dev+0xe2/0x170
[14412.516371][T19513]      inet6_addr_add+0x12f/0xa40
[14412.516371][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14412.516371][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14412.516371][T19513]      netlink_rcv_skb+0x130/0x360
[14412.516371][T19513]      netlink_unicast+0x449/0x710
[14412.516371][T19513]      netlink_sendmsg+0x723/0xbe0
[14412.516371][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14412.516371][T19513]      ___sys_sendmsg+0xee/0x170
[14412.516371][T19513]      __sys_sendmsg+0xcd/0x170
[14412.516371][T19513]      do_syscall_64+0xc6/0x1e0
[14412.516371][T19513] 
[14412.518569][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14412.518569][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14412.518569][T19513]      ipv6_find_idev+0x102/0x170
[14412.518569][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14412.518569][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14412.518569][T19513]      netlink_rcv_skb+0x130/0x360
[14412.518569][T19513]      netlink_unicast+0x449/0x710
[14412.518569][T19513]      netlink_sendmsg+0x723/0xbe0
[14412.518569][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14412.518569][T19513]      ___sys_sendmsg+0xee/0x170
[14412.518569][T19513]      __sys_sendmsg+0xcd/0x170
[14412.518569][T19513]      do_syscall_64+0xc6/0x1e0
[14412.518569][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14412.518569][T19513] 
[14412.520286][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14412.520286][T19513]      neigh_parms_alloc+0x1e5/0x510
[14412.520286][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14412.520286][T19513]      ipv6_find_idev+0x102/0x170
[14412.520286][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14412.520286][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14412.520286][T19513]      netlink_rcv_skb+0x130/0x360
[14412.520286][T19513]      netlink_unicast+0x449/0x710
[14412.520286][T19513]      netlink_sendmsg+0x723/0xbe0
[14412.520286][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14412.520286][T19513]      ___sys_sendmsg+0xee/0x170
[14412.520286][T19513]      __sys_sendmsg+0xcd/0x170
[14412.520286][T19513]      do_syscall_64+0xc6/0x1e0
[14412.520286][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14412.520286][T19513] 
[14422.759230][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14422.759713][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14422.759713][T19513]      netdev_get_by_index+0x5e/0x80
[14422.759713][T19513]      fib6_nh_init+0x3d8/0x15b0
[14422.759713][T19513]      ip6_route_info_create+0xf18/0x17d0
[14422.759713][T19513]      ip6_route_add+0x1c/0x140
[14422.759713][T19513]      addrconf_prefix_route+0x2a6/0x430
[14422.759713][T19513]      inet6_addr_add+0x4f8/0xa40
[14422.759713][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14422.759713][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14422.759713][T19513]      netlink_rcv_skb+0x130/0x360
[14422.759713][T19513]      netlink_unicast+0x449/0x710
[14422.759713][T19513]      netlink_sendmsg+0x723/0xbe0
[14422.759713][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14422.759713][T19513]      ___sys_sendmsg+0xee/0x170
[14422.759713][T19513]      __sys_sendmsg+0xcd/0x170
[14422.759713][T19513]      do_syscall_64+0xc6/0x1e0
[14422.759713][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14422.759713][T19513] 
[14422.761976][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14422.761976][T19513]      netdev_get_by_index+0x5e/0x80
[14422.761976][T19513]      fib6_nh_init+0x3d8/0x15b0
[14422.761976][T19513]      ip6_route_info_create+0xf18/0x17d0
[14422.761976][T19513]      addrconf_f6i_alloc+0x315/0x560
[14422.761976][T19513]      ipv6_add_addr+0x411/0x2000
[14422.761976][T19513]      inet6_addr_add+0x30e/0xa40
[14422.761976][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14422.761976][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14422.761976][T19513]      netlink_rcv_skb+0x130/0x360
[14422.761976][T19513]      netlink_unicast+0x449/0x710
[14422.761976][T19513]      netlink_sendmsg+0x723/0xbe0
[14422.761976][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14422.761976][T19513]      ___sys_sendmsg+0xee/0x170
[14422.761976][T19513]      __sys_sendmsg+0xcd/0x170
[14422.761976][T19513]      do_syscall_64+0xc6/0x1e0
[14422.761976][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14422.761976][T19513] 
[14422.764528][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14422.764528][T19513]      netdev_get_by_index+0x5e/0x80
[14422.764528][T19513]      fib6_nh_init+0x3d8/0x15b0
[14422.764528][T19513]      ip6_route_info_create+0xf18/0x17d0
[14422.764528][T19513]      ip6_route_add+0x1c/0x140
[14422.764528][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14422.764528][T19513]      addrconf_add_dev+0xe2/0x170
[14422.764528][T19513]      inet6_addr_add+0x12f/0xa40
[14422.764528][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14422.764528][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14422.764528][T19513]      netlink_rcv_skb+0x130/0x360
[14422.764528][T19513]      netlink_unicast+0x449/0x710
[14422.764528][T19513]      netlink_sendmsg+0x723/0xbe0
[14422.764528][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14422.764528][T19513]      ___sys_sendmsg+0xee/0x170
[14422.764528][T19513]      __sys_sendmsg+0xcd/0x170
[14422.764528][T19513]      do_syscall_64+0xc6/0x1e0
[14422.764528][T19513] 
[14422.766674][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14422.766674][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14422.766674][T19513]      ipv6_find_idev+0x102/0x170
[14422.766674][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14422.766674][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14422.766674][T19513]      netlink_rcv_skb+0x130/0x360
[14422.766674][T19513]      netlink_unicast+0x449/0x710
[14422.766674][T19513]      netlink_sendmsg+0x723/0xbe0
[14422.766674][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14422.766674][T19513]      ___sys_sendmsg+0xee/0x170
[14422.766674][T19513]      __sys_sendmsg+0xcd/0x170
[14422.766674][T19513]      do_syscall_64+0xc6/0x1e0
[14422.766674][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14422.766674][T19513] 
[14422.768342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14422.768342][T19513]      neigh_parms_alloc+0x1e5/0x510
[14422.768342][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14422.768342][T19513]      ipv6_find_idev+0x102/0x170
[14422.768342][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14422.768342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14422.768342][T19513]      netlink_rcv_skb+0x130/0x360
[14422.768342][T19513]      netlink_unicast+0x449/0x710
[14422.768342][T19513]      netlink_sendmsg+0x723/0xbe0
[14422.768342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14422.768342][T19513]      ___sys_sendmsg+0xee/0x170
[14422.768342][T19513]      __sys_sendmsg+0xcd/0x170
[14422.768342][T19513]      do_syscall_64+0xc6/0x1e0
[14422.768342][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14422.768342][T19513] 
[14433.007146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14433.007689][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14433.007689][T19513]      netdev_get_by_index+0x5e/0x80
[14433.007689][T19513]      fib6_nh_init+0x3d8/0x15b0
[14433.007689][T19513]      ip6_route_info_create+0xf18/0x17d0
[14433.007689][T19513]      ip6_route_add+0x1c/0x140
[14433.007689][T19513]      addrconf_prefix_route+0x2a6/0x430
[14433.007689][T19513]      inet6_addr_add+0x4f8/0xa40
[14433.007689][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14433.007689][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14433.007689][T19513]      netlink_rcv_skb+0x130/0x360
[14433.007689][T19513]      netlink_unicast+0x449/0x710
[14433.007689][T19513]      netlink_sendmsg+0x723/0xbe0
[14433.007689][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14433.007689][T19513]      ___sys_sendmsg+0xee/0x170
[14433.007689][T19513]      __sys_sendmsg+0xcd/0x170
[14433.007689][T19513]      do_syscall_64+0xc6/0x1e0
[14433.007689][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14433.007689][T19513] 
[14433.009930][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14433.009930][T19513]      netdev_get_by_index+0x5e/0x80
[14433.009930][T19513]      fib6_nh_init+0x3d8/0x15b0
[14433.009930][T19513]      ip6_route_info_create+0xf18/0x17d0
[14433.009930][T19513]      addrconf_f6i_alloc+0x315/0x560
[14433.009930][T19513]      ipv6_add_addr+0x411/0x2000
[14433.009930][T19513]      inet6_addr_add+0x30e/0xa40
[14433.009930][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14433.009930][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14433.009930][T19513]      netlink_rcv_skb+0x130/0x360
[14433.009930][T19513]      netlink_unicast+0x449/0x710
[14433.009930][T19513]      netlink_sendmsg+0x723/0xbe0
[14433.009930][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14433.009930][T19513]      ___sys_sendmsg+0xee/0x170
[14433.009930][T19513]      __sys_sendmsg+0xcd/0x170
[14433.009930][T19513]      do_syscall_64+0xc6/0x1e0
[14433.009930][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14433.009930][T19513] 
[14433.012236][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14433.012236][T19513]      netdev_get_by_index+0x5e/0x80
[14433.012236][T19513]      fib6_nh_init+0x3d8/0x15b0
[14433.012236][T19513]      ip6_route_info_create+0xf18/0x17d0
[14433.012236][T19513]      ip6_route_add+0x1c/0x140
[14433.012236][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14433.012236][T19513]      addrconf_add_dev+0xe2/0x170
[14433.012236][T19513]      inet6_addr_add+0x12f/0xa40
[14433.012236][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14433.012236][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14433.012236][T19513]      netlink_rcv_skb+0x130/0x360
[14433.012236][T19513]      netlink_unicast+0x449/0x710
[14433.012236][T19513]      netlink_sendmsg+0x723/0xbe0
[14433.012236][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14433.012236][T19513]      ___sys_sendmsg+0xee/0x170
[14433.012236][T19513]      __sys_sendmsg+0xcd/0x170
[14433.012236][T19513]      do_syscall_64+0xc6/0x1e0
[14433.012236][T19513] 
[14433.014408][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14433.014408][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14433.014408][T19513]      ipv6_find_idev+0x102/0x170
[14433.014408][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14433.014408][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14433.014408][T19513]      netlink_rcv_skb+0x130/0x360
[14433.014408][T19513]      netlink_unicast+0x449/0x710
[14433.014408][T19513]      netlink_sendmsg+0x723/0xbe0
[14433.014408][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14433.014408][T19513]      ___sys_sendmsg+0xee/0x170
[14433.014408][T19513]      __sys_sendmsg+0xcd/0x170
[14433.014408][T19513]      do_syscall_64+0xc6/0x1e0
[14433.014408][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14433.014408][T19513] 
[14433.016398][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14433.016398][T19513]      neigh_parms_alloc+0x1e5/0x510
[14433.016398][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14433.016398][T19513]      ipv6_find_idev+0x102/0x170
[14433.016398][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14433.016398][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14433.016398][T19513]      netlink_rcv_skb+0x130/0x360
[14433.016398][T19513]      netlink_unicast+0x449/0x710
[14433.016398][T19513]      netlink_sendmsg+0x723/0xbe0
[14433.016398][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14433.016398][T19513]      ___sys_sendmsg+0xee/0x170
[14433.016398][T19513]      __sys_sendmsg+0xcd/0x170
[14433.016398][T19513]      do_syscall_64+0xc6/0x1e0
[14433.016398][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14433.016398][T19513] 
[14443.255177][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14443.255690][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14443.255690][T19513]      netdev_get_by_index+0x5e/0x80
[14443.255690][T19513]      fib6_nh_init+0x3d8/0x15b0
[14443.255690][T19513]      ip6_route_info_create+0xf18/0x17d0
[14443.255690][T19513]      ip6_route_add+0x1c/0x140
[14443.255690][T19513]      addrconf_prefix_route+0x2a6/0x430
[14443.255690][T19513]      inet6_addr_add+0x4f8/0xa40
[14443.255690][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14443.255690][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14443.255690][T19513]      netlink_rcv_skb+0x130/0x360
[14443.255690][T19513]      netlink_unicast+0x449/0x710
[14443.255690][T19513]      netlink_sendmsg+0x723/0xbe0
[14443.255690][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14443.255690][T19513]      ___sys_sendmsg+0xee/0x170
[14443.255690][T19513]      __sys_sendmsg+0xcd/0x170
[14443.255690][T19513]      do_syscall_64+0xc6/0x1e0
[14443.255690][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14443.255690][T19513] 
[14443.257927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14443.257927][T19513]      netdev_get_by_index+0x5e/0x80
[14443.257927][T19513]      fib6_nh_init+0x3d8/0x15b0
[14443.257927][T19513]      ip6_route_info_create+0xf18/0x17d0
[14443.257927][T19513]      addrconf_f6i_alloc+0x315/0x560
[14443.257927][T19513]      ipv6_add_addr+0x411/0x2000
[14443.257927][T19513]      inet6_addr_add+0x30e/0xa40
[14443.257927][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14443.257927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14443.257927][T19513]      netlink_rcv_skb+0x130/0x360
[14443.257927][T19513]      netlink_unicast+0x449/0x710
[14443.257927][T19513]      netlink_sendmsg+0x723/0xbe0
[14443.257927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14443.257927][T19513]      ___sys_sendmsg+0xee/0x170
[14443.257927][T19513]      __sys_sendmsg+0xcd/0x170
[14443.257927][T19513]      do_syscall_64+0xc6/0x1e0
[14443.257927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14443.257927][T19513] 
[14443.260172][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14443.260172][T19513]      netdev_get_by_index+0x5e/0x80
[14443.260172][T19513]      fib6_nh_init+0x3d8/0x15b0
[14443.260172][T19513]      ip6_route_info_create+0xf18/0x17d0
[14443.260172][T19513]      ip6_route_add+0x1c/0x140
[14443.260172][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14443.260172][T19513]      addrconf_add_dev+0xe2/0x170
[14443.260172][T19513]      inet6_addr_add+0x12f/0xa40
[14443.260172][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14443.260172][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14443.260172][T19513]      netlink_rcv_skb+0x130/0x360
[14443.260172][T19513]      netlink_unicast+0x449/0x710
[14443.260172][T19513]      netlink_sendmsg+0x723/0xbe0
[14443.260172][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14443.260172][T19513]      ___sys_sendmsg+0xee/0x170
[14443.260172][T19513]      __sys_sendmsg+0xcd/0x170
[14443.260172][T19513]      do_syscall_64+0xc6/0x1e0
[14443.260172][T19513] 
[14443.262344][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14443.262344][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14443.262344][T19513]      ipv6_find_idev+0x102/0x170
[14443.262344][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14443.262344][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14443.262344][T19513]      netlink_rcv_skb+0x130/0x360
[14443.262344][T19513]      netlink_unicast+0x449/0x710
[14443.262344][T19513]      netlink_sendmsg+0x723/0xbe0
[14443.262344][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14443.262344][T19513]      ___sys_sendmsg+0xee/0x170
[14443.262344][T19513]      __sys_sendmsg+0xcd/0x170
[14443.262344][T19513]      do_syscall_64+0xc6/0x1e0
[14443.262344][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14443.262344][T19513] 
[14443.264040][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14443.264040][T19513]      neigh_parms_alloc+0x1e5/0x510
[14443.264040][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14443.264040][T19513]      ipv6_find_idev+0x102/0x170
[14443.264040][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14443.264040][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14443.264040][T19513]      netlink_rcv_skb+0x130/0x360
[14443.264040][T19513]      netlink_unicast+0x449/0x710
[14443.264040][T19513]      netlink_sendmsg+0x723/0xbe0
[14443.264040][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14443.264040][T19513]      ___sys_sendmsg+0xee/0x170
[14443.264040][T19513]      __sys_sendmsg+0xcd/0x170
[14443.264040][T19513]      do_syscall_64+0xc6/0x1e0
[14443.264040][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14443.264040][T19513] 
[14453.503176][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14453.503613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14453.503613][T19513]      netdev_get_by_index+0x5e/0x80
[14453.503613][T19513]      fib6_nh_init+0x3d8/0x15b0
[14453.503613][T19513]      ip6_route_info_create+0xf18/0x17d0
[14453.503613][T19513]      ip6_route_add+0x1c/0x140
[14453.503613][T19513]      addrconf_prefix_route+0x2a6/0x430
[14453.503613][T19513]      inet6_addr_add+0x4f8/0xa40
[14453.503613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14453.503613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14453.503613][T19513]      netlink_rcv_skb+0x130/0x360
[14453.503613][T19513]      netlink_unicast+0x449/0x710
[14453.503613][T19513]      netlink_sendmsg+0x723/0xbe0
[14453.503613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14453.503613][T19513]      ___sys_sendmsg+0xee/0x170
[14453.503613][T19513]      __sys_sendmsg+0xcd/0x170
[14453.503613][T19513]      do_syscall_64+0xc6/0x1e0
[14453.503613][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14453.503613][T19513] 
[14453.505872][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14453.505872][T19513]      netdev_get_by_index+0x5e/0x80
[14453.505872][T19513]      fib6_nh_init+0x3d8/0x15b0
[14453.505872][T19513]      ip6_route_info_create+0xf18/0x17d0
[14453.505872][T19513]      addrconf_f6i_alloc+0x315/0x560
[14453.505872][T19513]      ipv6_add_addr+0x411/0x2000
[14453.505872][T19513]      inet6_addr_add+0x30e/0xa40
[14453.505872][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14453.505872][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14453.505872][T19513]      netlink_rcv_skb+0x130/0x360
[14453.505872][T19513]      netlink_unicast+0x449/0x710
[14453.505872][T19513]      netlink_sendmsg+0x723/0xbe0
[14453.505872][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14453.505872][T19513]      ___sys_sendmsg+0xee/0x170
[14453.505872][T19513]      __sys_sendmsg+0xcd/0x170
[14453.505872][T19513]      do_syscall_64+0xc6/0x1e0
[14453.505872][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14453.505872][T19513] 
[14453.508102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14453.508102][T19513]      netdev_get_by_index+0x5e/0x80
[14453.508102][T19513]      fib6_nh_init+0x3d8/0x15b0
[14453.508102][T19513]      ip6_route_info_create+0xf18/0x17d0
[14453.508102][T19513]      ip6_route_add+0x1c/0x140
[14453.508102][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14453.508102][T19513]      addrconf_add_dev+0xe2/0x170
[14453.508102][T19513]      inet6_addr_add+0x12f/0xa40
[14453.508102][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14453.508102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14453.508102][T19513]      netlink_rcv_skb+0x130/0x360
[14453.508102][T19513]      netlink_unicast+0x449/0x710
[14453.508102][T19513]      netlink_sendmsg+0x723/0xbe0
[14453.508102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14453.508102][T19513]      ___sys_sendmsg+0xee/0x170
[14453.508102][T19513]      __sys_sendmsg+0xcd/0x170
[14453.508102][T19513]      do_syscall_64+0xc6/0x1e0
[14453.508102][T19513] 
[14453.510318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14453.510318][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14453.510318][T19513]      ipv6_find_idev+0x102/0x170
[14453.510318][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14453.510318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14453.510318][T19513]      netlink_rcv_skb+0x130/0x360
[14453.510318][T19513]      netlink_unicast+0x449/0x710
[14453.510318][T19513]      netlink_sendmsg+0x723/0xbe0
[14453.510318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14453.510318][T19513]      ___sys_sendmsg+0xee/0x170
[14453.510318][T19513]      __sys_sendmsg+0xcd/0x170
[14453.510318][T19513]      do_syscall_64+0xc6/0x1e0
[14453.510318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14453.510318][T19513] 
[14453.512030][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14453.512030][T19513]      neigh_parms_alloc+0x1e5/0x510
[14453.512030][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14453.512030][T19513]      ipv6_find_idev+0x102/0x170
[14453.512030][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14453.512030][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14453.512030][T19513]      netlink_rcv_skb+0x130/0x360
[14453.512030][T19513]      netlink_unicast+0x449/0x710
[14453.512030][T19513]      netlink_sendmsg+0x723/0xbe0
[14453.512030][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14453.512030][T19513]      ___sys_sendmsg+0xee/0x170
[14453.512030][T19513]      __sys_sendmsg+0xcd/0x170
[14453.512030][T19513]      do_syscall_64+0xc6/0x1e0
[14453.512030][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14453.512030][T19513] 
[14463.751104][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14463.751515][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14463.751515][T19513]      netdev_get_by_index+0x5e/0x80
[14463.751515][T19513]      fib6_nh_init+0x3d8/0x15b0
[14463.751515][T19513]      ip6_route_info_create+0xf18/0x17d0
[14463.751515][T19513]      ip6_route_add+0x1c/0x140
[14463.751515][T19513]      addrconf_prefix_route+0x2a6/0x430
[14463.751515][T19513]      inet6_addr_add+0x4f8/0xa40
[14463.751515][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14463.751515][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14463.751515][T19513]      netlink_rcv_skb+0x130/0x360
[14463.751515][T19513]      netlink_unicast+0x449/0x710
[14463.751515][T19513]      netlink_sendmsg+0x723/0xbe0
[14463.751515][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14463.751515][T19513]      ___sys_sendmsg+0xee/0x170
[14463.751515][T19513]      __sys_sendmsg+0xcd/0x170
[14463.751515][T19513]      do_syscall_64+0xc6/0x1e0
[14463.751515][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14463.751515][T19513] 
[14463.753730][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14463.753730][T19513]      netdev_get_by_index+0x5e/0x80
[14463.753730][T19513]      fib6_nh_init+0x3d8/0x15b0
[14463.753730][T19513]      ip6_route_info_create+0xf18/0x17d0
[14463.753730][T19513]      addrconf_f6i_alloc+0x315/0x560
[14463.753730][T19513]      ipv6_add_addr+0x411/0x2000
[14463.753730][T19513]      inet6_addr_add+0x30e/0xa40
[14463.753730][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14463.753730][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14463.753730][T19513]      netlink_rcv_skb+0x130/0x360
[14463.753730][T19513]      netlink_unicast+0x449/0x710
[14463.753730][T19513]      netlink_sendmsg+0x723/0xbe0
[14463.753730][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14463.753730][T19513]      ___sys_sendmsg+0xee/0x170
[14463.753730][T19513]      __sys_sendmsg+0xcd/0x170
[14463.753730][T19513]      do_syscall_64+0xc6/0x1e0
[14463.753730][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14463.753730][T19513] 
[14463.755933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14463.755933][T19513]      netdev_get_by_index+0x5e/0x80
[14463.755933][T19513]      fib6_nh_init+0x3d8/0x15b0
[14463.755933][T19513]      ip6_route_info_create+0xf18/0x17d0
[14463.755933][T19513]      ip6_route_add+0x1c/0x140
[14463.755933][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14463.755933][T19513]      addrconf_add_dev+0xe2/0x170
[14463.755933][T19513]      inet6_addr_add+0x12f/0xa40
[14463.755933][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14463.755933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14463.755933][T19513]      netlink_rcv_skb+0x130/0x360
[14463.755933][T19513]      netlink_unicast+0x449/0x710
[14463.755933][T19513]      netlink_sendmsg+0x723/0xbe0
[14463.755933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14463.755933][T19513]      ___sys_sendmsg+0xee/0x170
[14463.755933][T19513]      __sys_sendmsg+0xcd/0x170
[14463.755933][T19513]      do_syscall_64+0xc6/0x1e0
[14463.755933][T19513] 
[14463.758103][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14463.758103][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14463.758103][T19513]      ipv6_find_idev+0x102/0x170
[14463.758103][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14463.758103][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14463.758103][T19513]      netlink_rcv_skb+0x130/0x360
[14463.758103][T19513]      netlink_unicast+0x449/0x710
[14463.758103][T19513]      netlink_sendmsg+0x723/0xbe0
[14463.758103][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14463.758103][T19513]      ___sys_sendmsg+0xee/0x170
[14463.758103][T19513]      __sys_sendmsg+0xcd/0x170
[14463.758103][T19513]      do_syscall_64+0xc6/0x1e0
[14463.758103][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14463.758103][T19513] 
[14463.759797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14463.759797][T19513]      neigh_parms_alloc+0x1e5/0x510
[14463.759797][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14463.759797][T19513]      ipv6_find_idev+0x102/0x170
[14463.759797][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14463.759797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14463.759797][T19513]      netlink_rcv_skb+0x130/0x360
[14463.759797][T19513]      netlink_unicast+0x449/0x710
[14463.759797][T19513]      netlink_sendmsg+0x723/0xbe0
[14463.759797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14463.759797][T19513]      ___sys_sendmsg+0xee/0x170
[14463.759797][T19513]      __sys_sendmsg+0xcd/0x170
[14463.759797][T19513]      do_syscall_64+0xc6/0x1e0
[14463.759797][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14463.759797][T19513] 
[14473.999184][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14473.999589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14473.999589][T19513]      netdev_get_by_index+0x5e/0x80
[14473.999589][T19513]      fib6_nh_init+0x3d8/0x15b0
[14473.999589][T19513]      ip6_route_info_create+0xf18/0x17d0
[14473.999589][T19513]      ip6_route_add+0x1c/0x140
[14473.999589][T19513]      addrconf_prefix_route+0x2a6/0x430
[14473.999589][T19513]      inet6_addr_add+0x4f8/0xa40
[14473.999589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14473.999589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14473.999589][T19513]      netlink_rcv_skb+0x130/0x360
[14473.999589][T19513]      netlink_unicast+0x449/0x710
[14473.999589][T19513]      netlink_sendmsg+0x723/0xbe0
[14473.999589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14473.999589][T19513]      ___sys_sendmsg+0xee/0x170
[14473.999589][T19513]      __sys_sendmsg+0xcd/0x170
[14473.999589][T19513]      do_syscall_64+0xc6/0x1e0
[14473.999589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14473.999589][T19513] 
[14474.002234][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14474.002234][T19513]      netdev_get_by_index+0x5e/0x80
[14474.002234][T19513]      fib6_nh_init+0x3d8/0x15b0
[14474.002234][T19513]      ip6_route_info_create+0xf18/0x17d0
[14474.002234][T19513]      addrconf_f6i_alloc+0x315/0x560
[14474.002234][T19513]      ipv6_add_addr+0x411/0x2000
[14474.002234][T19513]      inet6_addr_add+0x30e/0xa40
[14474.002234][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14474.002234][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14474.002234][T19513]      netlink_rcv_skb+0x130/0x360
[14474.002234][T19513]      netlink_unicast+0x449/0x710
[14474.002234][T19513]      netlink_sendmsg+0x723/0xbe0
[14474.002234][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14474.002234][T19513]      ___sys_sendmsg+0xee/0x170
[14474.002234][T19513]      __sys_sendmsg+0xcd/0x170
[14474.002234][T19513]      do_syscall_64+0xc6/0x1e0
[14474.002234][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14474.002234][T19513] 
[14474.004440][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14474.004440][T19513]      netdev_get_by_index+0x5e/0x80
[14474.004440][T19513]      fib6_nh_init+0x3d8/0x15b0
[14474.004440][T19513]      ip6_route_info_create+0xf18/0x17d0
[14474.004440][T19513]      ip6_route_add+0x1c/0x140
[14474.004440][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14474.004440][T19513]      addrconf_add_dev+0xe2/0x170
[14474.004440][T19513]      inet6_addr_add+0x12f/0xa40
[14474.004440][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14474.004440][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14474.004440][T19513]      netlink_rcv_skb+0x130/0x360
[14474.004440][T19513]      netlink_unicast+0x449/0x710
[14474.004440][T19513]      netlink_sendmsg+0x723/0xbe0
[14474.004440][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14474.004440][T19513]      ___sys_sendmsg+0xee/0x170
[14474.004440][T19513]      __sys_sendmsg+0xcd/0x170
[14474.004440][T19513]      do_syscall_64+0xc6/0x1e0
[14474.004440][T19513] 
[14474.006596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14474.006596][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14474.006596][T19513]      ipv6_find_idev+0x102/0x170
[14474.006596][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14474.006596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14474.006596][T19513]      netlink_rcv_skb+0x130/0x360
[14474.006596][T19513]      netlink_unicast+0x449/0x710
[14474.006596][T19513]      netlink_sendmsg+0x723/0xbe0
[14474.006596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14474.006596][T19513]      ___sys_sendmsg+0xee/0x170
[14474.006596][T19513]      __sys_sendmsg+0xcd/0x170
[14474.006596][T19513]      do_syscall_64+0xc6/0x1e0
[14474.006596][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14474.006596][T19513] 
[14474.008396][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14474.008396][T19513]      neigh_parms_alloc+0x1e5/0x510
[14474.008396][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14474.008396][T19513]      ipv6_find_idev+0x102/0x170
[14474.008396][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14474.008396][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14474.008396][T19513]      netlink_rcv_skb+0x130/0x360
[14474.008396][T19513]      netlink_unicast+0x449/0x710
[14474.008396][T19513]      netlink_sendmsg+0x723/0xbe0
[14474.008396][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14474.008396][T19513]      ___sys_sendmsg+0xee/0x170
[14474.008396][T19513]      __sys_sendmsg+0xcd/0x170
[14474.008396][T19513]      do_syscall_64+0xc6/0x1e0
[14474.008396][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14474.008396][T19513] 
[14484.247182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14484.247654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14484.247654][T19513]      netdev_get_by_index+0x5e/0x80
[14484.247654][T19513]      fib6_nh_init+0x3d8/0x15b0
[14484.247654][T19513]      ip6_route_info_create+0xf18/0x17d0
[14484.247654][T19513]      ip6_route_add+0x1c/0x140
[14484.247654][T19513]      addrconf_prefix_route+0x2a6/0x430
[14484.247654][T19513]      inet6_addr_add+0x4f8/0xa40
[14484.247654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14484.247654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14484.247654][T19513]      netlink_rcv_skb+0x130/0x360
[14484.247654][T19513]      netlink_unicast+0x449/0x710
[14484.247654][T19513]      netlink_sendmsg+0x723/0xbe0
[14484.247654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14484.247654][T19513]      ___sys_sendmsg+0xee/0x170
[14484.247654][T19513]      __sys_sendmsg+0xcd/0x170
[14484.247654][T19513]      do_syscall_64+0xc6/0x1e0
[14484.247654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14484.247654][T19513] 
[14484.249906][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14484.249906][T19513]      netdev_get_by_index+0x5e/0x80
[14484.249906][T19513]      fib6_nh_init+0x3d8/0x15b0
[14484.249906][T19513]      ip6_route_info_create+0xf18/0x17d0
[14484.249906][T19513]      addrconf_f6i_alloc+0x315/0x560
[14484.249906][T19513]      ipv6_add_addr+0x411/0x2000
[14484.249906][T19513]      inet6_addr_add+0x30e/0xa40
[14484.249906][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14484.249906][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14484.249906][T19513]      netlink_rcv_skb+0x130/0x360
[14484.249906][T19513]      netlink_unicast+0x449/0x710
[14484.249906][T19513]      netlink_sendmsg+0x723/0xbe0
[14484.249906][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14484.249906][T19513]      ___sys_sendmsg+0xee/0x170
[14484.249906][T19513]      __sys_sendmsg+0xcd/0x170
[14484.249906][T19513]      do_syscall_64+0xc6/0x1e0
[14484.249906][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14484.249906][T19513] 
[14484.252105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14484.252105][T19513]      netdev_get_by_index+0x5e/0x80
[14484.252105][T19513]      fib6_nh_init+0x3d8/0x15b0
[14484.252105][T19513]      ip6_route_info_create+0xf18/0x17d0
[14484.252105][T19513]      ip6_route_add+0x1c/0x140
[14484.252105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14484.252105][T19513]      addrconf_add_dev+0xe2/0x170
[14484.252105][T19513]      inet6_addr_add+0x12f/0xa40
[14484.252105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14484.252105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14484.252105][T19513]      netlink_rcv_skb+0x130/0x360
[14484.252105][T19513]      netlink_unicast+0x449/0x710
[14484.252105][T19513]      netlink_sendmsg+0x723/0xbe0
[14484.252105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14484.252105][T19513]      ___sys_sendmsg+0xee/0x170
[14484.252105][T19513]      __sys_sendmsg+0xcd/0x170
[14484.252105][T19513]      do_syscall_64+0xc6/0x1e0
[14484.252105][T19513] 
[14484.254276][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14484.254276][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14484.254276][T19513]      ipv6_find_idev+0x102/0x170
[14484.254276][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14484.254276][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14484.254276][T19513]      netlink_rcv_skb+0x130/0x360
[14484.254276][T19513]      netlink_unicast+0x449/0x710
[14484.254276][T19513]      netlink_sendmsg+0x723/0xbe0
[14484.254276][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14484.254276][T19513]      ___sys_sendmsg+0xee/0x170
[14484.254276][T19513]      __sys_sendmsg+0xcd/0x170
[14484.254276][T19513]      do_syscall_64+0xc6/0x1e0
[14484.254276][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14484.254276][T19513] 
[14484.255968][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14484.255968][T19513]      neigh_parms_alloc+0x1e5/0x510
[14484.255968][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14484.255968][T19513]      ipv6_find_idev+0x102/0x170
[14484.255968][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14484.255968][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14484.255968][T19513]      netlink_rcv_skb+0x130/0x360
[14484.255968][T19513]      netlink_unicast+0x449/0x710
[14484.255968][T19513]      netlink_sendmsg+0x723/0xbe0
[14484.255968][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14484.255968][T19513]      ___sys_sendmsg+0xee/0x170
[14484.255968][T19513]      __sys_sendmsg+0xcd/0x170
[14484.255968][T19513]      do_syscall_64+0xc6/0x1e0
[14484.255968][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14484.255968][T19513] 
[14494.495218][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14494.495632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14494.495632][T19513]      netdev_get_by_index+0x5e/0x80
[14494.495632][T19513]      fib6_nh_init+0x3d8/0x15b0
[14494.495632][T19513]      ip6_route_info_create+0xf18/0x17d0
[14494.495632][T19513]      ip6_route_add+0x1c/0x140
[14494.495632][T19513]      addrconf_prefix_route+0x2a6/0x430
[14494.495632][T19513]      inet6_addr_add+0x4f8/0xa40
[14494.495632][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14494.495632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14494.495632][T19513]      netlink_rcv_skb+0x130/0x360
[14494.495632][T19513]      netlink_unicast+0x449/0x710
[14494.495632][T19513]      netlink_sendmsg+0x723/0xbe0
[14494.495632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14494.495632][T19513]      ___sys_sendmsg+0xee/0x170
[14494.495632][T19513]      __sys_sendmsg+0xcd/0x170
[14494.495632][T19513]      do_syscall_64+0xc6/0x1e0
[14494.495632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14494.495632][T19513] 
[14494.497967][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14494.497967][T19513]      netdev_get_by_index+0x5e/0x80
[14494.497967][T19513]      fib6_nh_init+0x3d8/0x15b0
[14494.497967][T19513]      ip6_route_info_create+0xf18/0x17d0
[14494.497967][T19513]      addrconf_f6i_alloc+0x315/0x560
[14494.497967][T19513]      ipv6_add_addr+0x411/0x2000
[14494.497967][T19513]      inet6_addr_add+0x30e/0xa40
[14494.497967][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14494.497967][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14494.497967][T19513]      netlink_rcv_skb+0x130/0x360
[14494.497967][T19513]      netlink_unicast+0x449/0x710
[14494.497967][T19513]      netlink_sendmsg+0x723/0xbe0
[14494.497967][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14494.497967][T19513]      ___sys_sendmsg+0xee/0x170
[14494.497967][T19513]      __sys_sendmsg+0xcd/0x170
[14494.497967][T19513]      do_syscall_64+0xc6/0x1e0
[14494.497967][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14494.497967][T19513] 
[14494.500202][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14494.500202][T19513]      netdev_get_by_index+0x5e/0x80
[14494.500202][T19513]      fib6_nh_init+0x3d8/0x15b0
[14494.500202][T19513]      ip6_route_info_create+0xf18/0x17d0
[14494.500202][T19513]      ip6_route_add+0x1c/0x140
[14494.500202][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14494.500202][T19513]      addrconf_add_dev+0xe2/0x170
[14494.500202][T19513]      inet6_addr_add+0x12f/0xa40
[14494.500202][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14494.500202][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14494.500202][T19513]      netlink_rcv_skb+0x130/0x360
[14494.500202][T19513]      netlink_unicast+0x449/0x710
[14494.500202][T19513]      netlink_sendmsg+0x723/0xbe0
[14494.500202][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14494.500202][T19513]      ___sys_sendmsg+0xee/0x170
[14494.500202][T19513]      __sys_sendmsg+0xcd/0x170
[14494.500202][T19513]      do_syscall_64+0xc6/0x1e0
[14494.500202][T19513] 
[14494.502376][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14494.502376][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14494.502376][T19513]      ipv6_find_idev+0x102/0x170
[14494.502376][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14494.502376][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14494.502376][T19513]      netlink_rcv_skb+0x130/0x360
[14494.502376][T19513]      netlink_unicast+0x449/0x710
[14494.502376][T19513]      netlink_sendmsg+0x723/0xbe0
[14494.502376][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14494.502376][T19513]      ___sys_sendmsg+0xee/0x170
[14494.502376][T19513]      __sys_sendmsg+0xcd/0x170
[14494.502376][T19513]      do_syscall_64+0xc6/0x1e0
[14494.502376][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14494.502376][T19513] 
[14494.504083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14494.504083][T19513]      neigh_parms_alloc+0x1e5/0x510
[14494.504083][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14494.504083][T19513]      ipv6_find_idev+0x102/0x170
[14494.504083][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14494.504083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14494.504083][T19513]      netlink_rcv_skb+0x130/0x360
[14494.504083][T19513]      netlink_unicast+0x449/0x710
[14494.504083][T19513]      netlink_sendmsg+0x723/0xbe0
[14494.504083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14494.504083][T19513]      ___sys_sendmsg+0xee/0x170
[14494.504083][T19513]      __sys_sendmsg+0xcd/0x170
[14494.504083][T19513]      do_syscall_64+0xc6/0x1e0
[14494.504083][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14494.504083][T19513] 
[14504.743129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14504.743617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14504.743617][T19513]      netdev_get_by_index+0x5e/0x80
[14504.743617][T19513]      fib6_nh_init+0x3d8/0x15b0
[14504.743617][T19513]      ip6_route_info_create+0xf18/0x17d0
[14504.743617][T19513]      ip6_route_add+0x1c/0x140
[14504.743617][T19513]      addrconf_prefix_route+0x2a6/0x430
[14504.743617][T19513]      inet6_addr_add+0x4f8/0xa40
[14504.743617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14504.743617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14504.743617][T19513]      netlink_rcv_skb+0x130/0x360
[14504.743617][T19513]      netlink_unicast+0x449/0x710
[14504.743617][T19513]      netlink_sendmsg+0x723/0xbe0
[14504.743617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14504.743617][T19513]      ___sys_sendmsg+0xee/0x170
[14504.743617][T19513]      __sys_sendmsg+0xcd/0x170
[14504.743617][T19513]      do_syscall_64+0xc6/0x1e0
[14504.743617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14504.743617][T19513] 
[14504.745877][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14504.745877][T19513]      netdev_get_by_index+0x5e/0x80
[14504.745877][T19513]      fib6_nh_init+0x3d8/0x15b0
[14504.745877][T19513]      ip6_route_info_create+0xf18/0x17d0
[14504.745877][T19513]      addrconf_f6i_alloc+0x315/0x560
[14504.745877][T19513]      ipv6_add_addr+0x411/0x2000
[14504.745877][T19513]      inet6_addr_add+0x30e/0xa40
[14504.745877][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14504.745877][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14504.745877][T19513]      netlink_rcv_skb+0x130/0x360
[14504.745877][T19513]      netlink_unicast+0x449/0x710
[14504.745877][T19513]      netlink_sendmsg+0x723/0xbe0
[14504.745877][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14504.745877][T19513]      ___sys_sendmsg+0xee/0x170
[14504.745877][T19513]      __sys_sendmsg+0xcd/0x170
[14504.745877][T19513]      do_syscall_64+0xc6/0x1e0
[14504.745877][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14504.745877][T19513] 
[14504.748082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14504.748082][T19513]      netdev_get_by_index+0x5e/0x80
[14504.748082][T19513]      fib6_nh_init+0x3d8/0x15b0
[14504.748082][T19513]      ip6_route_info_create+0xf18/0x17d0
[14504.748082][T19513]      ip6_route_add+0x1c/0x140
[14504.748082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14504.748082][T19513]      addrconf_add_dev+0xe2/0x170
[14504.748082][T19513]      inet6_addr_add+0x12f/0xa40
[14504.748082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14504.748082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14504.748082][T19513]      netlink_rcv_skb+0x130/0x360
[14504.748082][T19513]      netlink_unicast+0x449/0x710
[14504.748082][T19513]      netlink_sendmsg+0x723/0xbe0
[14504.748082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14504.748082][T19513]      ___sys_sendmsg+0xee/0x170
[14504.748082][T19513]      __sys_sendmsg+0xcd/0x170
[14504.748082][T19513]      do_syscall_64+0xc6/0x1e0
[14504.748082][T19513] 
[14504.750260][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14504.750260][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14504.750260][T19513]      ipv6_find_idev+0x102/0x170
[14504.750260][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14504.750260][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14504.750260][T19513]      netlink_rcv_skb+0x130/0x360
[14504.750260][T19513]      netlink_unicast+0x449/0x710
[14504.750260][T19513]      netlink_sendmsg+0x723/0xbe0
[14504.750260][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14504.750260][T19513]      ___sys_sendmsg+0xee/0x170
[14504.750260][T19513]      __sys_sendmsg+0xcd/0x170
[14504.750260][T19513]      do_syscall_64+0xc6/0x1e0
[14504.750260][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14504.750260][T19513] 
[14504.751956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14504.751956][T19513]      neigh_parms_alloc+0x1e5/0x510
[14504.751956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14504.751956][T19513]      ipv6_find_idev+0x102/0x170
[14504.751956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14504.751956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14504.751956][T19513]      netlink_rcv_skb+0x130/0x360
[14504.751956][T19513]      netlink_unicast+0x449/0x710
[14504.751956][T19513]      netlink_sendmsg+0x723/0xbe0
[14504.751956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14504.751956][T19513]      ___sys_sendmsg+0xee/0x170
[14504.751956][T19513]      __sys_sendmsg+0xcd/0x170
[14504.751956][T19513]      do_syscall_64+0xc6/0x1e0
[14504.751956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14504.751956][T19513] 
[14515.007105][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14515.007510][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14515.007510][T19513]      netdev_get_by_index+0x5e/0x80
[14515.007510][T19513]      fib6_nh_init+0x3d8/0x15b0
[14515.007510][T19513]      ip6_route_info_create+0xf18/0x17d0
[14515.007510][T19513]      ip6_route_add+0x1c/0x140
[14515.007510][T19513]      addrconf_prefix_route+0x2a6/0x430
[14515.007510][T19513]      inet6_addr_add+0x4f8/0xa40
[14515.007510][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14515.007510][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14515.007510][T19513]      netlink_rcv_skb+0x130/0x360
[14515.007510][T19513]      netlink_unicast+0x449/0x710
[14515.007510][T19513]      netlink_sendmsg+0x723/0xbe0
[14515.007510][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14515.007510][T19513]      ___sys_sendmsg+0xee/0x170
[14515.007510][T19513]      __sys_sendmsg+0xcd/0x170
[14515.007510][T19513]      do_syscall_64+0xc6/0x1e0
[14515.007510][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14515.007510][T19513] 
[14515.009761][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14515.009761][T19513]      netdev_get_by_index+0x5e/0x80
[14515.009761][T19513]      fib6_nh_init+0x3d8/0x15b0
[14515.009761][T19513]      ip6_route_info_create+0xf18/0x17d0
[14515.009761][T19513]      addrconf_f6i_alloc+0x315/0x560
[14515.009761][T19513]      ipv6_add_addr+0x411/0x2000
[14515.009761][T19513]      inet6_addr_add+0x30e/0xa40
[14515.009761][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14515.009761][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14515.009761][T19513]      netlink_rcv_skb+0x130/0x360
[14515.009761][T19513]      netlink_unicast+0x449/0x710
[14515.009761][T19513]      netlink_sendmsg+0x723/0xbe0
[14515.009761][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14515.009761][T19513]      ___sys_sendmsg+0xee/0x170
[14515.009761][T19513]      __sys_sendmsg+0xcd/0x170
[14515.009761][T19513]      do_syscall_64+0xc6/0x1e0
[14515.009761][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14515.009761][T19513] 
[14515.011969][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14515.011969][T19513]      netdev_get_by_index+0x5e/0x80
[14515.011969][T19513]      fib6_nh_init+0x3d8/0x15b0
[14515.011969][T19513]      ip6_route_info_create+0xf18/0x17d0
[14515.011969][T19513]      ip6_route_add+0x1c/0x140
[14515.011969][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14515.011969][T19513]      addrconf_add_dev+0xe2/0x170
[14515.011969][T19513]      inet6_addr_add+0x12f/0xa40
[14515.011969][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14515.011969][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14515.011969][T19513]      netlink_rcv_skb+0x130/0x360
[14515.011969][T19513]      netlink_unicast+0x449/0x710
[14515.011969][T19513]      netlink_sendmsg+0x723/0xbe0
[14515.011969][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14515.011969][T19513]      ___sys_sendmsg+0xee/0x170
[14515.011969][T19513]      __sys_sendmsg+0xcd/0x170
[14515.011969][T19513]      do_syscall_64+0xc6/0x1e0
[14515.011969][T19513] 
[14515.014136][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14515.014136][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14515.014136][T19513]      ipv6_find_idev+0x102/0x170
[14515.014136][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14515.014136][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14515.014136][T19513]      netlink_rcv_skb+0x130/0x360
[14515.014136][T19513]      netlink_unicast+0x449/0x710
[14515.014136][T19513]      netlink_sendmsg+0x723/0xbe0
[14515.014136][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14515.014136][T19513]      ___sys_sendmsg+0xee/0x170
[14515.014136][T19513]      __sys_sendmsg+0xcd/0x170
[14515.014136][T19513]      do_syscall_64+0xc6/0x1e0
[14515.014136][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14515.014136][T19513] 
[14515.015830][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14515.015830][T19513]      neigh_parms_alloc+0x1e5/0x510
[14515.015830][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14515.015830][T19513]      ipv6_find_idev+0x102/0x170
[14515.015830][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14515.015830][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14515.015830][T19513]      netlink_rcv_skb+0x130/0x360
[14515.015830][T19513]      netlink_unicast+0x449/0x710
[14515.015830][T19513]      netlink_sendmsg+0x723/0xbe0
[14515.015830][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14515.015830][T19513]      ___sys_sendmsg+0xee/0x170
[14515.015830][T19513]      __sys_sendmsg+0xcd/0x170
[14515.015830][T19513]      do_syscall_64+0xc6/0x1e0
[14515.015830][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14515.015830][T19513] 
[14525.255122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14525.255623][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14525.255623][T19513]      netdev_get_by_index+0x5e/0x80
[14525.255623][T19513]      fib6_nh_init+0x3d8/0x15b0
[14525.255623][T19513]      ip6_route_info_create+0xf18/0x17d0
[14525.255623][T19513]      ip6_route_add+0x1c/0x140
[14525.255623][T19513]      addrconf_prefix_route+0x2a6/0x430
[14525.255623][T19513]      inet6_addr_add+0x4f8/0xa40
[14525.255623][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14525.255623][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14525.255623][T19513]      netlink_rcv_skb+0x130/0x360
[14525.255623][T19513]      netlink_unicast+0x449/0x710
[14525.255623][T19513]      netlink_sendmsg+0x723/0xbe0
[14525.255623][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14525.255623][T19513]      ___sys_sendmsg+0xee/0x170
[14525.255623][T19513]      __sys_sendmsg+0xcd/0x170
[14525.255623][T19513]      do_syscall_64+0xc6/0x1e0
[14525.255623][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14525.255623][T19513] 
[14525.258427][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14525.258427][T19513]      netdev_get_by_index+0x5e/0x80
[14525.258427][T19513]      fib6_nh_init+0x3d8/0x15b0
[14525.258427][T19513]      ip6_route_info_create+0xf18/0x17d0
[14525.258427][T19513]      addrconf_f6i_alloc+0x315/0x560
[14525.258427][T19513]      ipv6_add_addr+0x411/0x2000
[14525.258427][T19513]      inet6_addr_add+0x30e/0xa40
[14525.258427][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14525.258427][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14525.258427][T19513]      netlink_rcv_skb+0x130/0x360
[14525.258427][T19513]      netlink_unicast+0x449/0x710
[14525.258427][T19513]      netlink_sendmsg+0x723/0xbe0
[14525.258427][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14525.258427][T19513]      ___sys_sendmsg+0xee/0x170
[14525.258427][T19513]      __sys_sendmsg+0xcd/0x170
[14525.258427][T19513]      do_syscall_64+0xc6/0x1e0
[14525.258427][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14525.258427][T19513] 
[14525.260668][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14525.260668][T19513]      netdev_get_by_index+0x5e/0x80
[14525.260668][T19513]      fib6_nh_init+0x3d8/0x15b0
[14525.260668][T19513]      ip6_route_info_create+0xf18/0x17d0
[14525.260668][T19513]      ip6_route_add+0x1c/0x140
[14525.260668][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14525.260668][T19513]      addrconf_add_dev+0xe2/0x170
[14525.260668][T19513]      inet6_addr_add+0x12f/0xa40
[14525.260668][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14525.260668][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14525.260668][T19513]      netlink_rcv_skb+0x130/0x360
[14525.260668][T19513]      netlink_unicast+0x449/0x710
[14525.260668][T19513]      netlink_sendmsg+0x723/0xbe0
[14525.260668][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14525.260668][T19513]      ___sys_sendmsg+0xee/0x170
[14525.260668][T19513]      __sys_sendmsg+0xcd/0x170
[14525.260668][T19513]      do_syscall_64+0xc6/0x1e0
[14525.260668][T19513] 
[14525.262870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14525.262870][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14525.262870][T19513]      ipv6_find_idev+0x102/0x170
[14525.262870][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14525.262870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14525.262870][T19513]      netlink_rcv_skb+0x130/0x360
[14525.262870][T19513]      netlink_unicast+0x449/0x710
[14525.262870][T19513]      netlink_sendmsg+0x723/0xbe0
[14525.262870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14525.262870][T19513]      ___sys_sendmsg+0xee/0x170
[14525.262870][T19513]      __sys_sendmsg+0xcd/0x170
[14525.262870][T19513]      do_syscall_64+0xc6/0x1e0
[14525.262870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14525.262870][T19513] 
[14525.265007][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14525.265007][T19513]      neigh_parms_alloc+0x1e5/0x510
[14525.265007][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14525.265007][T19513]      ipv6_find_idev+0x102/0x170
[14525.265007][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14525.265007][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14525.265007][T19513]      netlink_rcv_skb+0x130/0x360
[14525.265007][T19513]      netlink_unicast+0x449/0x710
[14525.265007][T19513]      netlink_sendmsg+0x723/0xbe0
[14525.265007][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14525.265007][T19513]      ___sys_sendmsg+0xee/0x170
[14525.265007][T19513]      __sys_sendmsg+0xcd/0x170
[14525.265007][T19513]      do_syscall_64+0xc6/0x1e0
[14525.265007][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14525.265007][T19513] 
[14535.503169][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14535.503593][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14535.503593][T19513]      netdev_get_by_index+0x5e/0x80
[14535.503593][T19513]      fib6_nh_init+0x3d8/0x15b0
[14535.503593][T19513]      ip6_route_info_create+0xf18/0x17d0
[14535.503593][T19513]      ip6_route_add+0x1c/0x140
[14535.503593][T19513]      addrconf_prefix_route+0x2a6/0x430
[14535.503593][T19513]      inet6_addr_add+0x4f8/0xa40
[14535.503593][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14535.503593][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14535.503593][T19513]      netlink_rcv_skb+0x130/0x360
[14535.503593][T19513]      netlink_unicast+0x449/0x710
[14535.503593][T19513]      netlink_sendmsg+0x723/0xbe0
[14535.503593][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14535.503593][T19513]      ___sys_sendmsg+0xee/0x170
[14535.503593][T19513]      __sys_sendmsg+0xcd/0x170
[14535.503593][T19513]      do_syscall_64+0xc6/0x1e0
[14535.503593][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14535.503593][T19513] 
[14535.506597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14535.506597][T19513]      netdev_get_by_index+0x5e/0x80
[14535.506597][T19513]      fib6_nh_init+0x3d8/0x15b0
[14535.506597][T19513]      ip6_route_info_create+0xf18/0x17d0
[14535.506597][T19513]      addrconf_f6i_alloc+0x315/0x560
[14535.506597][T19513]      ipv6_add_addr+0x411/0x2000
[14535.506597][T19513]      inet6_addr_add+0x30e/0xa40
[14535.506597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14535.506597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14535.506597][T19513]      netlink_rcv_skb+0x130/0x360
[14535.506597][T19513]      netlink_unicast+0x449/0x710
[14535.506597][T19513]      netlink_sendmsg+0x723/0xbe0
[14535.506597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14535.506597][T19513]      ___sys_sendmsg+0xee/0x170
[14535.506597][T19513]      __sys_sendmsg+0xcd/0x170
[14535.506597][T19513]      do_syscall_64+0xc6/0x1e0
[14535.506597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14535.506597][T19513] 
[14535.508802][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14535.508802][T19513]      netdev_get_by_index+0x5e/0x80
[14535.508802][T19513]      fib6_nh_init+0x3d8/0x15b0
[14535.508802][T19513]      ip6_route_info_create+0xf18/0x17d0
[14535.508802][T19513]      ip6_route_add+0x1c/0x140
[14535.508802][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14535.508802][T19513]      addrconf_add_dev+0xe2/0x170
[14535.508802][T19513]      inet6_addr_add+0x12f/0xa40
[14535.508802][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14535.508802][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14535.508802][T19513]      netlink_rcv_skb+0x130/0x360
[14535.508802][T19513]      netlink_unicast+0x449/0x710
[14535.508802][T19513]      netlink_sendmsg+0x723/0xbe0
[14535.508802][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14535.508802][T19513]      ___sys_sendmsg+0xee/0x170
[14535.508802][T19513]      __sys_sendmsg+0xcd/0x170
[14535.508802][T19513]      do_syscall_64+0xc6/0x1e0
[14535.508802][T19513] 
[14535.510977][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14535.510977][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14535.510977][T19513]      ipv6_find_idev+0x102/0x170
[14535.510977][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14535.510977][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14535.510977][T19513]      netlink_rcv_skb+0x130/0x360
[14535.510977][T19513]      netlink_unicast+0x449/0x710
[14535.510977][T19513]      netlink_sendmsg+0x723/0xbe0
[14535.510977][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14535.510977][T19513]      ___sys_sendmsg+0xee/0x170
[14535.510977][T19513]      __sys_sendmsg+0xcd/0x170
[14535.510977][T19513]      do_syscall_64+0xc6/0x1e0
[14535.510977][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14535.510977][T19513] 
[14535.512675][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14535.512675][T19513]      neigh_parms_alloc+0x1e5/0x510
[14535.512675][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14535.512675][T19513]      ipv6_find_idev+0x102/0x170
[14535.512675][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14535.512675][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14535.512675][T19513]      netlink_rcv_skb+0x130/0x360
[14535.512675][T19513]      netlink_unicast+0x449/0x710
[14535.512675][T19513]      netlink_sendmsg+0x723/0xbe0
[14535.512675][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14535.512675][T19513]      ___sys_sendmsg+0xee/0x170
[14535.512675][T19513]      __sys_sendmsg+0xcd/0x170
[14535.512675][T19513]      do_syscall_64+0xc6/0x1e0
[14535.512675][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14535.512675][T19513] 
[14545.703205][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14545.703683][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14545.703683][T19513]      netdev_get_by_index+0x5e/0x80
[14545.703683][T19513]      fib6_nh_init+0x3d8/0x15b0
[14545.703683][T19513]      ip6_route_info_create+0xf18/0x17d0
[14545.703683][T19513]      ip6_route_add+0x1c/0x140
[14545.703683][T19513]      addrconf_prefix_route+0x2a6/0x430
[14545.703683][T19513]      inet6_addr_add+0x4f8/0xa40
[14545.703683][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14545.703683][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14545.703683][T19513]      netlink_rcv_skb+0x130/0x360
[14545.703683][T19513]      netlink_unicast+0x449/0x710
[14545.703683][T19513]      netlink_sendmsg+0x723/0xbe0
[14545.703683][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14545.703683][T19513]      ___sys_sendmsg+0xee/0x170
[14545.703683][T19513]      __sys_sendmsg+0xcd/0x170
[14545.703683][T19513]      do_syscall_64+0xc6/0x1e0
[14545.703683][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14545.703683][T19513] 
[14545.705928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14545.705928][T19513]      netdev_get_by_index+0x5e/0x80
[14545.705928][T19513]      fib6_nh_init+0x3d8/0x15b0
[14545.705928][T19513]      ip6_route_info_create+0xf18/0x17d0
[14545.705928][T19513]      addrconf_f6i_alloc+0x315/0x560
[14545.705928][T19513]      ipv6_add_addr+0x411/0x2000
[14545.705928][T19513]      inet6_addr_add+0x30e/0xa40
[14545.705928][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14545.705928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14545.705928][T19513]      netlink_rcv_skb+0x130/0x360
[14545.705928][T19513]      netlink_unicast+0x449/0x710
[14545.705928][T19513]      netlink_sendmsg+0x723/0xbe0
[14545.705928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14545.705928][T19513]      ___sys_sendmsg+0xee/0x170
[14545.705928][T19513]      __sys_sendmsg+0xcd/0x170
[14545.705928][T19513]      do_syscall_64+0xc6/0x1e0
[14545.705928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14545.705928][T19513] 
[14545.708135][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14545.708135][T19513]      netdev_get_by_index+0x5e/0x80
[14545.708135][T19513]      fib6_nh_init+0x3d8/0x15b0
[14545.708135][T19513]      ip6_route_info_create+0xf18/0x17d0
[14545.708135][T19513]      ip6_route_add+0x1c/0x140
[14545.708135][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14545.708135][T19513]      addrconf_add_dev+0xe2/0x170
[14545.708135][T19513]      inet6_addr_add+0x12f/0xa40
[14545.708135][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14545.708135][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14545.708135][T19513]      netlink_rcv_skb+0x130/0x360
[14545.708135][T19513]      netlink_unicast+0x449/0x710
[14545.708135][T19513]      netlink_sendmsg+0x723/0xbe0
[14545.708135][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14545.708135][T19513]      ___sys_sendmsg+0xee/0x170
[14545.708135][T19513]      __sys_sendmsg+0xcd/0x170
[14545.708135][T19513]      do_syscall_64+0xc6/0x1e0
[14545.708135][T19513] 
[14545.710318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14545.710318][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14545.710318][T19513]      ipv6_find_idev+0x102/0x170
[14545.710318][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14545.710318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14545.710318][T19513]      netlink_rcv_skb+0x130/0x360
[14545.710318][T19513]      netlink_unicast+0x449/0x710
[14545.710318][T19513]      netlink_sendmsg+0x723/0xbe0
[14545.710318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14545.710318][T19513]      ___sys_sendmsg+0xee/0x170
[14545.710318][T19513]      __sys_sendmsg+0xcd/0x170
[14545.710318][T19513]      do_syscall_64+0xc6/0x1e0
[14545.710318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14545.710318][T19513] 
[14545.712014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14545.712014][T19513]      neigh_parms_alloc+0x1e5/0x510
[14545.712014][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14545.712014][T19513]      ipv6_find_idev+0x102/0x170
[14545.712014][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14545.712014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14545.712014][T19513]      netlink_rcv_skb+0x130/0x360
[14545.712014][T19513]      netlink_unicast+0x449/0x710
[14545.712014][T19513]      netlink_sendmsg+0x723/0xbe0
[14545.712014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14545.712014][T19513]      ___sys_sendmsg+0xee/0x170
[14545.712014][T19513]      __sys_sendmsg+0xcd/0x170
[14545.712014][T19513]      do_syscall_64+0xc6/0x1e0
[14545.712014][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14545.712014][T19513] 
[14555.951095][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14555.951504][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14555.951504][T19513]      netdev_get_by_index+0x5e/0x80
[14555.951504][T19513]      fib6_nh_init+0x3d8/0x15b0
[14555.951504][T19513]      ip6_route_info_create+0xf18/0x17d0
[14555.951504][T19513]      ip6_route_add+0x1c/0x140
[14555.951504][T19513]      addrconf_prefix_route+0x2a6/0x430
[14555.951504][T19513]      inet6_addr_add+0x4f8/0xa40
[14555.951504][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14555.951504][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14555.951504][T19513]      netlink_rcv_skb+0x130/0x360
[14555.951504][T19513]      netlink_unicast+0x449/0x710
[14555.951504][T19513]      netlink_sendmsg+0x723/0xbe0
[14555.951504][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14555.951504][T19513]      ___sys_sendmsg+0xee/0x170
[14555.951504][T19513]      __sys_sendmsg+0xcd/0x170
[14555.951504][T19513]      do_syscall_64+0xc6/0x1e0
[14555.951504][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14555.951504][T19513] 
[14555.953726][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14555.953726][T19513]      netdev_get_by_index+0x5e/0x80
[14555.953726][T19513]      fib6_nh_init+0x3d8/0x15b0
[14555.953726][T19513]      ip6_route_info_create+0xf18/0x17d0
[14555.953726][T19513]      addrconf_f6i_alloc+0x315/0x560
[14555.953726][T19513]      ipv6_add_addr+0x411/0x2000
[14555.953726][T19513]      inet6_addr_add+0x30e/0xa40
[14555.953726][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14555.953726][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14555.953726][T19513]      netlink_rcv_skb+0x130/0x360
[14555.953726][T19513]      netlink_unicast+0x449/0x710
[14555.953726][T19513]      netlink_sendmsg+0x723/0xbe0
[14555.953726][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14555.953726][T19513]      ___sys_sendmsg+0xee/0x170
[14555.953726][T19513]      __sys_sendmsg+0xcd/0x170
[14555.953726][T19513]      do_syscall_64+0xc6/0x1e0
[14555.953726][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14555.953726][T19513] 
[14555.955923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14555.955923][T19513]      netdev_get_by_index+0x5e/0x80
[14555.955923][T19513]      fib6_nh_init+0x3d8/0x15b0
[14555.955923][T19513]      ip6_route_info_create+0xf18/0x17d0
[14555.955923][T19513]      ip6_route_add+0x1c/0x140
[14555.955923][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14555.955923][T19513]      addrconf_add_dev+0xe2/0x170
[14555.955923][T19513]      inet6_addr_add+0x12f/0xa40
[14555.955923][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14555.955923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14555.955923][T19513]      netlink_rcv_skb+0x130/0x360
[14555.955923][T19513]      netlink_unicast+0x449/0x710
[14555.955923][T19513]      netlink_sendmsg+0x723/0xbe0
[14555.955923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14555.955923][T19513]      ___sys_sendmsg+0xee/0x170
[14555.955923][T19513]      __sys_sendmsg+0xcd/0x170
[14555.955923][T19513]      do_syscall_64+0xc6/0x1e0
[14555.955923][T19513] 
[14555.958117][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14555.958117][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14555.958117][T19513]      ipv6_find_idev+0x102/0x170
[14555.958117][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14555.958117][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14555.958117][T19513]      netlink_rcv_skb+0x130/0x360
[14555.958117][T19513]      netlink_unicast+0x449/0x710
[14555.958117][T19513]      netlink_sendmsg+0x723/0xbe0
[14555.958117][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14555.958117][T19513]      ___sys_sendmsg+0xee/0x170
[14555.958117][T19513]      __sys_sendmsg+0xcd/0x170
[14555.958117][T19513]      do_syscall_64+0xc6/0x1e0
[14555.958117][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14555.958117][T19513] 
[14555.959828][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14555.959828][T19513]      neigh_parms_alloc+0x1e5/0x510
[14555.959828][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14555.959828][T19513]      ipv6_find_idev+0x102/0x170
[14555.959828][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14555.959828][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14555.959828][T19513]      netlink_rcv_skb+0x130/0x360
[14555.959828][T19513]      netlink_unicast+0x449/0x710
[14555.959828][T19513]      netlink_sendmsg+0x723/0xbe0
[14555.959828][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14555.959828][T19513]      ___sys_sendmsg+0xee/0x170
[14555.959828][T19513]      __sys_sendmsg+0xcd/0x170
[14555.959828][T19513]      do_syscall_64+0xc6/0x1e0
[14555.959828][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14555.959828][T19513] 
[14566.199065][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14566.199555][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14566.199555][T19513]      netdev_get_by_index+0x5e/0x80
[14566.199555][T19513]      fib6_nh_init+0x3d8/0x15b0
[14566.199555][T19513]      ip6_route_info_create+0xf18/0x17d0
[14566.199555][T19513]      ip6_route_add+0x1c/0x140
[14566.199555][T19513]      addrconf_prefix_route+0x2a6/0x430
[14566.199555][T19513]      inet6_addr_add+0x4f8/0xa40
[14566.199555][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14566.199555][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14566.199555][T19513]      netlink_rcv_skb+0x130/0x360
[14566.199555][T19513]      netlink_unicast+0x449/0x710
[14566.199555][T19513]      netlink_sendmsg+0x723/0xbe0
[14566.199555][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14566.199555][T19513]      ___sys_sendmsg+0xee/0x170
[14566.199555][T19513]      __sys_sendmsg+0xcd/0x170
[14566.199555][T19513]      do_syscall_64+0xc6/0x1e0
[14566.199555][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14566.199555][T19513] 
[14566.201787][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14566.201787][T19513]      netdev_get_by_index+0x5e/0x80
[14566.201787][T19513]      fib6_nh_init+0x3d8/0x15b0
[14566.201787][T19513]      ip6_route_info_create+0xf18/0x17d0
[14566.201787][T19513]      addrconf_f6i_alloc+0x315/0x560
[14566.201787][T19513]      ipv6_add_addr+0x411/0x2000
[14566.201787][T19513]      inet6_addr_add+0x30e/0xa40
[14566.201787][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14566.201787][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14566.201787][T19513]      netlink_rcv_skb+0x130/0x360
[14566.201787][T19513]      netlink_unicast+0x449/0x710
[14566.201787][T19513]      netlink_sendmsg+0x723/0xbe0
[14566.201787][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14566.201787][T19513]      ___sys_sendmsg+0xee/0x170
[14566.201787][T19513]      __sys_sendmsg+0xcd/0x170
[14566.201787][T19513]      do_syscall_64+0xc6/0x1e0
[14566.201787][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14566.201787][T19513] 
[14566.204524][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14566.204524][T19513]      netdev_get_by_index+0x5e/0x80
[14566.204524][T19513]      fib6_nh_init+0x3d8/0x15b0
[14566.204524][T19513]      ip6_route_info_create+0xf18/0x17d0
[14566.204524][T19513]      ip6_route_add+0x1c/0x140
[14566.204524][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14566.204524][T19513]      addrconf_add_dev+0xe2/0x170
[14566.204524][T19513]      inet6_addr_add+0x12f/0xa40
[14566.204524][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14566.204524][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14566.204524][T19513]      netlink_rcv_skb+0x130/0x360
[14566.204524][T19513]      netlink_unicast+0x449/0x710
[14566.204524][T19513]      netlink_sendmsg+0x723/0xbe0
[14566.204524][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14566.204524][T19513]      ___sys_sendmsg+0xee/0x170
[14566.204524][T19513]      __sys_sendmsg+0xcd/0x170
[14566.204524][T19513]      do_syscall_64+0xc6/0x1e0
[14566.204524][T19513] 
[14566.206687][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14566.206687][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14566.206687][T19513]      ipv6_find_idev+0x102/0x170
[14566.206687][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14566.206687][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14566.206687][T19513]      netlink_rcv_skb+0x130/0x360
[14566.206687][T19513]      netlink_unicast+0x449/0x710
[14566.206687][T19513]      netlink_sendmsg+0x723/0xbe0
[14566.206687][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14566.206687][T19513]      ___sys_sendmsg+0xee/0x170
[14566.206687][T19513]      __sys_sendmsg+0xcd/0x170
[14566.206687][T19513]      do_syscall_64+0xc6/0x1e0
[14566.206687][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14566.206687][T19513] 
[14566.208384][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14566.208384][T19513]      neigh_parms_alloc+0x1e5/0x510
[14566.208384][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14566.208384][T19513]      ipv6_find_idev+0x102/0x170
[14566.208384][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14566.208384][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14566.208384][T19513]      netlink_rcv_skb+0x130/0x360
[14566.208384][T19513]      netlink_unicast+0x449/0x710
[14566.208384][T19513]      netlink_sendmsg+0x723/0xbe0
[14566.208384][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14566.208384][T19513]      ___sys_sendmsg+0xee/0x170
[14566.208384][T19513]      __sys_sendmsg+0xcd/0x170
[14566.208384][T19513]      do_syscall_64+0xc6/0x1e0
[14566.208384][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14566.208384][T19513] 
[14576.447144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14576.447606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14576.447606][T19513]      netdev_get_by_index+0x5e/0x80
[14576.447606][T19513]      fib6_nh_init+0x3d8/0x15b0
[14576.447606][T19513]      ip6_route_info_create+0xf18/0x17d0
[14576.447606][T19513]      ip6_route_add+0x1c/0x140
[14576.447606][T19513]      addrconf_prefix_route+0x2a6/0x430
[14576.447606][T19513]      inet6_addr_add+0x4f8/0xa40
[14576.447606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14576.447606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14576.447606][T19513]      netlink_rcv_skb+0x130/0x360
[14576.447606][T19513]      netlink_unicast+0x449/0x710
[14576.447606][T19513]      netlink_sendmsg+0x723/0xbe0
[14576.447606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14576.447606][T19513]      ___sys_sendmsg+0xee/0x170
[14576.447606][T19513]      __sys_sendmsg+0xcd/0x170
[14576.447606][T19513]      do_syscall_64+0xc6/0x1e0
[14576.447606][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14576.447606][T19513] 
[14576.449865][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14576.449865][T19513]      netdev_get_by_index+0x5e/0x80
[14576.449865][T19513]      fib6_nh_init+0x3d8/0x15b0
[14576.449865][T19513]      ip6_route_info_create+0xf18/0x17d0
[14576.449865][T19513]      addrconf_f6i_alloc+0x315/0x560
[14576.449865][T19513]      ipv6_add_addr+0x411/0x2000
[14576.449865][T19513]      inet6_addr_add+0x30e/0xa40
[14576.449865][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14576.449865][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14576.449865][T19513]      netlink_rcv_skb+0x130/0x360
[14576.449865][T19513]      netlink_unicast+0x449/0x710
[14576.449865][T19513]      netlink_sendmsg+0x723/0xbe0
[14576.449865][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14576.449865][T19513]      ___sys_sendmsg+0xee/0x170
[14576.449865][T19513]      __sys_sendmsg+0xcd/0x170
[14576.449865][T19513]      do_syscall_64+0xc6/0x1e0
[14576.449865][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14576.449865][T19513] 
[14576.452056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14576.452056][T19513]      netdev_get_by_index+0x5e/0x80
[14576.452056][T19513]      fib6_nh_init+0x3d8/0x15b0
[14576.452056][T19513]      ip6_route_info_create+0xf18/0x17d0
[14576.452056][T19513]      ip6_route_add+0x1c/0x140
[14576.452056][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14576.452056][T19513]      addrconf_add_dev+0xe2/0x170
[14576.452056][T19513]      inet6_addr_add+0x12f/0xa40
[14576.452056][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14576.452056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14576.452056][T19513]      netlink_rcv_skb+0x130/0x360
[14576.452056][T19513]      netlink_unicast+0x449/0x710
[14576.452056][T19513]      netlink_sendmsg+0x723/0xbe0
[14576.452056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14576.452056][T19513]      ___sys_sendmsg+0xee/0x170
[14576.452056][T19513]      __sys_sendmsg+0xcd/0x170
[14576.452056][T19513]      do_syscall_64+0xc6/0x1e0
[14576.452056][T19513] 
[14576.454237][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14576.454237][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14576.454237][T19513]      ipv6_find_idev+0x102/0x170
[14576.454237][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14576.454237][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14576.454237][T19513]      netlink_rcv_skb+0x130/0x360
[14576.454237][T19513]      netlink_unicast+0x449/0x710
[14576.454237][T19513]      netlink_sendmsg+0x723/0xbe0
[14576.454237][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14576.454237][T19513]      ___sys_sendmsg+0xee/0x170
[14576.454237][T19513]      __sys_sendmsg+0xcd/0x170
[14576.454237][T19513]      do_syscall_64+0xc6/0x1e0
[14576.454237][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14576.454237][T19513] 
[14576.455887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14576.455887][T19513]      neigh_parms_alloc+0x1e5/0x510
[14576.455887][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14576.455887][T19513]      ipv6_find_idev+0x102/0x170
[14576.455887][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14576.455887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14576.455887][T19513]      netlink_rcv_skb+0x130/0x360
[14576.455887][T19513]      netlink_unicast+0x449/0x710
[14576.455887][T19513]      netlink_sendmsg+0x723/0xbe0
[14576.455887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14576.455887][T19513]      ___sys_sendmsg+0xee/0x170
[14576.455887][T19513]      __sys_sendmsg+0xcd/0x170
[14576.455887][T19513]      do_syscall_64+0xc6/0x1e0
[14576.455887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14576.455887][T19513] 
[14586.695151][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14586.695770][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14586.695770][T19513]      netdev_get_by_index+0x5e/0x80
[14586.695770][T19513]      fib6_nh_init+0x3d8/0x15b0
[14586.695770][T19513]      ip6_route_info_create+0xf18/0x17d0
[14586.695770][T19513]      ip6_route_add+0x1c/0x140
[14586.695770][T19513]      addrconf_prefix_route+0x2a6/0x430
[14586.695770][T19513]      inet6_addr_add+0x4f8/0xa40
[14586.695770][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14586.695770][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14586.695770][T19513]      netlink_rcv_skb+0x130/0x360
[14586.695770][T19513]      netlink_unicast+0x449/0x710
[14586.695770][T19513]      netlink_sendmsg+0x723/0xbe0
[14586.695770][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14586.695770][T19513]      ___sys_sendmsg+0xee/0x170
[14586.695770][T19513]      __sys_sendmsg+0xcd/0x170
[14586.695770][T19513]      do_syscall_64+0xc6/0x1e0
[14586.695770][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14586.695770][T19513] 
[14586.699166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14586.699166][T19513]      netdev_get_by_index+0x5e/0x80
[14586.699166][T19513]      fib6_nh_init+0x3d8/0x15b0
[14586.699166][T19513]      ip6_route_info_create+0xf18/0x17d0
[14586.699166][T19513]      addrconf_f6i_alloc+0x315/0x560
[14586.699166][T19513]      ipv6_add_addr+0x411/0x2000
[14586.699166][T19513]      inet6_addr_add+0x30e/0xa40
[14586.699166][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14586.699166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14586.699166][T19513]      netlink_rcv_skb+0x130/0x360
[14586.699166][T19513]      netlink_unicast+0x449/0x710
[14586.699166][T19513]      netlink_sendmsg+0x723/0xbe0
[14586.699166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14586.699166][T19513]      ___sys_sendmsg+0xee/0x170
[14586.699166][T19513]      __sys_sendmsg+0xcd/0x170
[14586.699166][T19513]      do_syscall_64+0xc6/0x1e0
[14586.699166][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14586.699166][T19513] 
[14586.702559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14586.702559][T19513]      netdev_get_by_index+0x5e/0x80
[14586.702559][T19513]      fib6_nh_init+0x3d8/0x15b0
[14586.702559][T19513]      ip6_route_info_create+0xf18/0x17d0
[14586.702559][T19513]      ip6_route_add+0x1c/0x140
[14586.702559][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14586.702559][T19513]      addrconf_add_dev+0xe2/0x170
[14586.702559][T19513]      inet6_addr_add+0x12f/0xa40
[14586.702559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14586.702559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14586.702559][T19513]      netlink_rcv_skb+0x130/0x360
[14586.702559][T19513]      netlink_unicast+0x449/0x710
[14586.702559][T19513]      netlink_sendmsg+0x723/0xbe0
[14586.702559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14586.702559][T19513]      ___sys_sendmsg+0xee/0x170
[14586.702559][T19513]      __sys_sendmsg+0xcd/0x170
[14586.702559][T19513]      do_syscall_64+0xc6/0x1e0
[14586.702559][T19513] 
[14586.705889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14586.705889][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14586.705889][T19513]      ipv6_find_idev+0x102/0x170
[14586.705889][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14586.705889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14586.705889][T19513]      netlink_rcv_skb+0x130/0x360
[14586.705889][T19513]      netlink_unicast+0x449/0x710
[14586.705889][T19513]      netlink_sendmsg+0x723/0xbe0
[14586.705889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14586.705889][T19513]      ___sys_sendmsg+0xee/0x170
[14586.705889][T19513]      __sys_sendmsg+0xcd/0x170
[14586.705889][T19513]      do_syscall_64+0xc6/0x1e0
[14586.705889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14586.705889][T19513] 
[14586.708483][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14586.708483][T19513]      neigh_parms_alloc+0x1e5/0x510
[14586.708483][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14586.708483][T19513]      ipv6_find_idev+0x102/0x170
[14586.708483][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14586.708483][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14586.708483][T19513]      netlink_rcv_skb+0x130/0x360
[14586.708483][T19513]      netlink_unicast+0x449/0x710
[14586.708483][T19513]      netlink_sendmsg+0x723/0xbe0
[14586.708483][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14586.708483][T19513]      ___sys_sendmsg+0xee/0x170
[14586.708483][T19513]      __sys_sendmsg+0xcd/0x170
[14586.708483][T19513]      do_syscall_64+0xc6/0x1e0
[14586.708483][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14586.708483][T19513] 
[14596.951158][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14596.951567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14596.951567][T19513]      netdev_get_by_index+0x5e/0x80
[14596.951567][T19513]      fib6_nh_init+0x3d8/0x15b0
[14596.951567][T19513]      ip6_route_info_create+0xf18/0x17d0
[14596.951567][T19513]      ip6_route_add+0x1c/0x140
[14596.951567][T19513]      addrconf_prefix_route+0x2a6/0x430
[14596.951567][T19513]      inet6_addr_add+0x4f8/0xa40
[14596.951567][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14596.951567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14596.951567][T19513]      netlink_rcv_skb+0x130/0x360
[14596.951567][T19513]      netlink_unicast+0x449/0x710
[14596.951567][T19513]      netlink_sendmsg+0x723/0xbe0
[14596.951567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14596.951567][T19513]      ___sys_sendmsg+0xee/0x170
[14596.951567][T19513]      __sys_sendmsg+0xcd/0x170
[14596.951567][T19513]      do_syscall_64+0xc6/0x1e0
[14596.951567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14596.951567][T19513] 
[14596.953798][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14596.953798][T19513]      netdev_get_by_index+0x5e/0x80
[14596.953798][T19513]      fib6_nh_init+0x3d8/0x15b0
[14596.953798][T19513]      ip6_route_info_create+0xf18/0x17d0
[14596.953798][T19513]      addrconf_f6i_alloc+0x315/0x560
[14596.953798][T19513]      ipv6_add_addr+0x411/0x2000
[14596.953798][T19513]      inet6_addr_add+0x30e/0xa40
[14596.953798][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14596.953798][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14596.953798][T19513]      netlink_rcv_skb+0x130/0x360
[14596.953798][T19513]      netlink_unicast+0x449/0x710
[14596.953798][T19513]      netlink_sendmsg+0x723/0xbe0
[14596.953798][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14596.953798][T19513]      ___sys_sendmsg+0xee/0x170
[14596.953798][T19513]      __sys_sendmsg+0xcd/0x170
[14596.953798][T19513]      do_syscall_64+0xc6/0x1e0
[14596.953798][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14596.953798][T19513] 
[14596.955992][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14596.955992][T19513]      netdev_get_by_index+0x5e/0x80
[14596.955992][T19513]      fib6_nh_init+0x3d8/0x15b0
[14596.955992][T19513]      ip6_route_info_create+0xf18/0x17d0
[14596.955992][T19513]      ip6_route_add+0x1c/0x140
[14596.955992][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14596.955992][T19513]      addrconf_add_dev+0xe2/0x170
[14596.955992][T19513]      inet6_addr_add+0x12f/0xa40
[14596.955992][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14596.955992][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14596.955992][T19513]      netlink_rcv_skb+0x130/0x360
[14596.955992][T19513]      netlink_unicast+0x449/0x710
[14596.955992][T19513]      netlink_sendmsg+0x723/0xbe0
[14596.955992][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14596.955992][T19513]      ___sys_sendmsg+0xee/0x170
[14596.955992][T19513]      __sys_sendmsg+0xcd/0x170
[14596.955992][T19513]      do_syscall_64+0xc6/0x1e0
[14596.955992][T19513] 
[14596.958150][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14596.958150][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14596.958150][T19513]      ipv6_find_idev+0x102/0x170
[14596.958150][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14596.958150][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14596.958150][T19513]      netlink_rcv_skb+0x130/0x360
[14596.958150][T19513]      netlink_unicast+0x449/0x710
[14596.958150][T19513]      netlink_sendmsg+0x723/0xbe0
[14596.958150][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14596.958150][T19513]      ___sys_sendmsg+0xee/0x170
[14596.958150][T19513]      __sys_sendmsg+0xcd/0x170
[14596.958150][T19513]      do_syscall_64+0xc6/0x1e0
[14596.958150][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14596.958150][T19513] 
[14596.959864][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14596.959864][T19513]      neigh_parms_alloc+0x1e5/0x510
[14596.959864][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14596.959864][T19513]      ipv6_find_idev+0x102/0x170
[14596.959864][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14596.959864][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14596.959864][T19513]      netlink_rcv_skb+0x130/0x360
[14596.959864][T19513]      netlink_unicast+0x449/0x710
[14596.959864][T19513]      netlink_sendmsg+0x723/0xbe0
[14596.959864][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14596.959864][T19513]      ___sys_sendmsg+0xee/0x170
[14596.959864][T19513]      __sys_sendmsg+0xcd/0x170
[14596.959864][T19513]      do_syscall_64+0xc6/0x1e0
[14596.959864][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14596.959864][T19513] 
[14607.199141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14607.199612][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14607.199612][T19513]      netdev_get_by_index+0x5e/0x80
[14607.199612][T19513]      fib6_nh_init+0x3d8/0x15b0
[14607.199612][T19513]      ip6_route_info_create+0xf18/0x17d0
[14607.199612][T19513]      ip6_route_add+0x1c/0x140
[14607.199612][T19513]      addrconf_prefix_route+0x2a6/0x430
[14607.199612][T19513]      inet6_addr_add+0x4f8/0xa40
[14607.199612][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14607.199612][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14607.199612][T19513]      netlink_rcv_skb+0x130/0x360
[14607.199612][T19513]      netlink_unicast+0x449/0x710
[14607.199612][T19513]      netlink_sendmsg+0x723/0xbe0
[14607.199612][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14607.199612][T19513]      ___sys_sendmsg+0xee/0x170
[14607.199612][T19513]      __sys_sendmsg+0xcd/0x170
[14607.199612][T19513]      do_syscall_64+0xc6/0x1e0
[14607.199612][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14607.199612][T19513] 
[14607.201854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14607.201854][T19513]      netdev_get_by_index+0x5e/0x80
[14607.201854][T19513]      fib6_nh_init+0x3d8/0x15b0
[14607.201854][T19513]      ip6_route_info_create+0xf18/0x17d0
[14607.201854][T19513]      addrconf_f6i_alloc+0x315/0x560
[14607.201854][T19513]      ipv6_add_addr+0x411/0x2000
[14607.201854][T19513]      inet6_addr_add+0x30e/0xa40
[14607.201854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14607.201854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14607.201854][T19513]      netlink_rcv_skb+0x130/0x360
[14607.201854][T19513]      netlink_unicast+0x449/0x710
[14607.201854][T19513]      netlink_sendmsg+0x723/0xbe0
[14607.201854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14607.201854][T19513]      ___sys_sendmsg+0xee/0x170
[14607.201854][T19513]      __sys_sendmsg+0xcd/0x170
[14607.201854][T19513]      do_syscall_64+0xc6/0x1e0
[14607.201854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14607.201854][T19513] 
[14607.204082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14607.204082][T19513]      netdev_get_by_index+0x5e/0x80
[14607.204082][T19513]      fib6_nh_init+0x3d8/0x15b0
[14607.204082][T19513]      ip6_route_info_create+0xf18/0x17d0
[14607.204082][T19513]      ip6_route_add+0x1c/0x140
[14607.204082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14607.204082][T19513]      addrconf_add_dev+0xe2/0x170
[14607.204082][T19513]      inet6_addr_add+0x12f/0xa40
[14607.204082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14607.204082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14607.204082][T19513]      netlink_rcv_skb+0x130/0x360
[14607.204082][T19513]      netlink_unicast+0x449/0x710
[14607.204082][T19513]      netlink_sendmsg+0x723/0xbe0
[14607.204082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14607.204082][T19513]      ___sys_sendmsg+0xee/0x170
[14607.204082][T19513]      __sys_sendmsg+0xcd/0x170
[14607.204082][T19513]      do_syscall_64+0xc6/0x1e0
[14607.204082][T19513] 
[14607.206245][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14607.206245][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14607.206245][T19513]      ipv6_find_idev+0x102/0x170
[14607.206245][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14607.206245][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14607.206245][T19513]      netlink_rcv_skb+0x130/0x360
[14607.206245][T19513]      netlink_unicast+0x449/0x710
[14607.206245][T19513]      netlink_sendmsg+0x723/0xbe0
[14607.206245][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14607.206245][T19513]      ___sys_sendmsg+0xee/0x170
[14607.206245][T19513]      __sys_sendmsg+0xcd/0x170
[14607.206245][T19513]      do_syscall_64+0xc6/0x1e0
[14607.206245][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14607.206245][T19513] 
[14607.207938][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14607.207938][T19513]      neigh_parms_alloc+0x1e5/0x510
[14607.207938][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14607.207938][T19513]      ipv6_find_idev+0x102/0x170
[14607.207938][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14607.207938][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14607.207938][T19513]      netlink_rcv_skb+0x130/0x360
[14607.207938][T19513]      netlink_unicast+0x449/0x710
[14607.207938][T19513]      netlink_sendmsg+0x723/0xbe0
[14607.207938][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14607.207938][T19513]      ___sys_sendmsg+0xee/0x170
[14607.207938][T19513]      __sys_sendmsg+0xcd/0x170
[14607.207938][T19513]      do_syscall_64+0xc6/0x1e0
[14607.207938][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14607.207938][T19513] 
[14617.399095][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14617.399665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14617.399665][T19513]      netdev_get_by_index+0x5e/0x80
[14617.399665][T19513]      fib6_nh_init+0x3d8/0x15b0
[14617.399665][T19513]      ip6_route_info_create+0xf18/0x17d0
[14617.399665][T19513]      ip6_route_add+0x1c/0x140
[14617.399665][T19513]      addrconf_prefix_route+0x2a6/0x430
[14617.399665][T19513]      inet6_addr_add+0x4f8/0xa40
[14617.399665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14617.399665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14617.399665][T19513]      netlink_rcv_skb+0x130/0x360
[14617.399665][T19513]      netlink_unicast+0x449/0x710
[14617.399665][T19513]      netlink_sendmsg+0x723/0xbe0
[14617.399665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14617.399665][T19513]      ___sys_sendmsg+0xee/0x170
[14617.399665][T19513]      __sys_sendmsg+0xcd/0x170
[14617.399665][T19513]      do_syscall_64+0xc6/0x1e0
[14617.399665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14617.399665][T19513] 
[14617.403143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14617.403143][T19513]      netdev_get_by_index+0x5e/0x80
[14617.403143][T19513]      fib6_nh_init+0x3d8/0x15b0
[14617.403143][T19513]      ip6_route_info_create+0xf18/0x17d0
[14617.403143][T19513]      addrconf_f6i_alloc+0x315/0x560
[14617.403143][T19513]      ipv6_add_addr+0x411/0x2000
[14617.403143][T19513]      inet6_addr_add+0x30e/0xa40
[14617.403143][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14617.403143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14617.403143][T19513]      netlink_rcv_skb+0x130/0x360
[14617.403143][T19513]      netlink_unicast+0x449/0x710
[14617.403143][T19513]      netlink_sendmsg+0x723/0xbe0
[14617.403143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14617.403143][T19513]      ___sys_sendmsg+0xee/0x170
[14617.403143][T19513]      __sys_sendmsg+0xcd/0x170
[14617.403143][T19513]      do_syscall_64+0xc6/0x1e0
[14617.403143][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14617.403143][T19513] 
[14617.406316][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14617.406316][T19513]      netdev_get_by_index+0x5e/0x80
[14617.406316][T19513]      fib6_nh_init+0x3d8/0x15b0
[14617.406316][T19513]      ip6_route_info_create+0xf18/0x17d0
[14617.406316][T19513]      ip6_route_add+0x1c/0x140
[14617.406316][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14617.406316][T19513]      addrconf_add_dev+0xe2/0x170
[14617.406316][T19513]      inet6_addr_add+0x12f/0xa40
[14617.406316][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14617.406316][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14617.406316][T19513]      netlink_rcv_skb+0x130/0x360
[14617.406316][T19513]      netlink_unicast+0x449/0x710
[14617.406316][T19513]      netlink_sendmsg+0x723/0xbe0
[14617.406316][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14617.406316][T19513]      ___sys_sendmsg+0xee/0x170
[14617.406316][T19513]      __sys_sendmsg+0xcd/0x170
[14617.406316][T19513]      do_syscall_64+0xc6/0x1e0
[14617.406316][T19513] 
[14617.409657][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14617.409657][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14617.409657][T19513]      ipv6_find_idev+0x102/0x170
[14617.409657][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14617.409657][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14617.409657][T19513]      netlink_rcv_skb+0x130/0x360
[14617.409657][T19513]      netlink_unicast+0x449/0x710
[14617.409657][T19513]      netlink_sendmsg+0x723/0xbe0
[14617.409657][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14617.409657][T19513]      ___sys_sendmsg+0xee/0x170
[14617.409657][T19513]      __sys_sendmsg+0xcd/0x170
[14617.409657][T19513]      do_syscall_64+0xc6/0x1e0
[14617.409657][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14617.409657][T19513] 
[14617.412253][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14617.412253][T19513]      neigh_parms_alloc+0x1e5/0x510
[14617.412253][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14617.412253][T19513]      ipv6_find_idev+0x102/0x170
[14617.412253][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14617.412253][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14617.412253][T19513]      netlink_rcv_skb+0x130/0x360
[14617.412253][T19513]      netlink_unicast+0x449/0x710
[14617.412253][T19513]      netlink_sendmsg+0x723/0xbe0
[14617.412253][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14617.412253][T19513]      ___sys_sendmsg+0xee/0x170
[14617.412253][T19513]      __sys_sendmsg+0xcd/0x170
[14617.412253][T19513]      do_syscall_64+0xc6/0x1e0
[14617.412253][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14617.412253][T19513] 
[14627.655112][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14627.655681][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14627.655681][T19513]      netdev_get_by_index+0x5e/0x80
[14627.655681][T19513]      fib6_nh_init+0x3d8/0x15b0
[14627.655681][T19513]      ip6_route_info_create+0xf18/0x17d0
[14627.655681][T19513]      ip6_route_add+0x1c/0x140
[14627.655681][T19513]      addrconf_prefix_route+0x2a6/0x430
[14627.655681][T19513]      inet6_addr_add+0x4f8/0xa40
[14627.655681][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14627.655681][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14627.655681][T19513]      netlink_rcv_skb+0x130/0x360
[14627.655681][T19513]      netlink_unicast+0x449/0x710
[14627.655681][T19513]      netlink_sendmsg+0x723/0xbe0
[14627.655681][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14627.655681][T19513]      ___sys_sendmsg+0xee/0x170
[14627.655681][T19513]      __sys_sendmsg+0xcd/0x170
[14627.655681][T19513]      do_syscall_64+0xc6/0x1e0
[14627.655681][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14627.655681][T19513] 
[14627.659272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14627.659272][T19513]      netdev_get_by_index+0x5e/0x80
[14627.659272][T19513]      fib6_nh_init+0x3d8/0x15b0
[14627.659272][T19513]      ip6_route_info_create+0xf18/0x17d0
[14627.659272][T19513]      addrconf_f6i_alloc+0x315/0x560
[14627.659272][T19513]      ipv6_add_addr+0x411/0x2000
[14627.659272][T19513]      inet6_addr_add+0x30e/0xa40
[14627.659272][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14627.659272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14627.659272][T19513]      netlink_rcv_skb+0x130/0x360
[14627.659272][T19513]      netlink_unicast+0x449/0x710
[14627.659272][T19513]      netlink_sendmsg+0x723/0xbe0
[14627.659272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14627.659272][T19513]      ___sys_sendmsg+0xee/0x170
[14627.659272][T19513]      __sys_sendmsg+0xcd/0x170
[14627.659272][T19513]      do_syscall_64+0xc6/0x1e0
[14627.659272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14627.659272][T19513] 
[14627.662690][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14627.662690][T19513]      netdev_get_by_index+0x5e/0x80
[14627.662690][T19513]      fib6_nh_init+0x3d8/0x15b0
[14627.662690][T19513]      ip6_route_info_create+0xf18/0x17d0
[14627.662690][T19513]      ip6_route_add+0x1c/0x140
[14627.662690][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14627.662690][T19513]      addrconf_add_dev+0xe2/0x170
[14627.662690][T19513]      inet6_addr_add+0x12f/0xa40
[14627.662690][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14627.662690][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14627.662690][T19513]      netlink_rcv_skb+0x130/0x360
[14627.662690][T19513]      netlink_unicast+0x449/0x710
[14627.662690][T19513]      netlink_sendmsg+0x723/0xbe0
[14627.662690][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14627.662690][T19513]      ___sys_sendmsg+0xee/0x170
[14627.662690][T19513]      __sys_sendmsg+0xcd/0x170
[14627.662690][T19513]      do_syscall_64+0xc6/0x1e0
[14627.662690][T19513] 
[14627.665979][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14627.665979][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14627.665979][T19513]      ipv6_find_idev+0x102/0x170
[14627.665979][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14627.665979][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14627.665979][T19513]      netlink_rcv_skb+0x130/0x360
[14627.665979][T19513]      netlink_unicast+0x449/0x710
[14627.665979][T19513]      netlink_sendmsg+0x723/0xbe0
[14627.665979][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14627.665979][T19513]      ___sys_sendmsg+0xee/0x170
[14627.665979][T19513]      __sys_sendmsg+0xcd/0x170
[14627.665979][T19513]      do_syscall_64+0xc6/0x1e0
[14627.665979][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14627.665979][T19513] 
[14627.668567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14627.668567][T19513]      neigh_parms_alloc+0x1e5/0x510
[14627.668567][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14627.668567][T19513]      ipv6_find_idev+0x102/0x170
[14627.668567][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14627.668567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14627.668567][T19513]      netlink_rcv_skb+0x130/0x360
[14627.668567][T19513]      netlink_unicast+0x449/0x710
[14627.668567][T19513]      netlink_sendmsg+0x723/0xbe0
[14627.668567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14627.668567][T19513]      ___sys_sendmsg+0xee/0x170
[14627.668567][T19513]      __sys_sendmsg+0xcd/0x170
[14627.668567][T19513]      do_syscall_64+0xc6/0x1e0
[14627.668567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14627.668567][T19513] 
[14637.775185][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14637.775653][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14637.775653][T19513]      netdev_get_by_index+0x5e/0x80
[14637.775653][T19513]      fib6_nh_init+0x3d8/0x15b0
[14637.775653][T19513]      ip6_route_info_create+0xf18/0x17d0
[14637.775653][T19513]      ip6_route_add+0x1c/0x140
[14637.775653][T19513]      addrconf_prefix_route+0x2a6/0x430
[14637.775653][T19513]      inet6_addr_add+0x4f8/0xa40
[14637.775653][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14637.775653][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14637.775653][T19513]      netlink_rcv_skb+0x130/0x360
[14637.775653][T19513]      netlink_unicast+0x449/0x710
[14637.775653][T19513]      netlink_sendmsg+0x723/0xbe0
[14637.775653][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14637.775653][T19513]      ___sys_sendmsg+0xee/0x170
[14637.775653][T19513]      __sys_sendmsg+0xcd/0x170
[14637.775653][T19513]      do_syscall_64+0xc6/0x1e0
[14637.775653][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14637.775653][T19513] 
[14637.777892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14637.777892][T19513]      netdev_get_by_index+0x5e/0x80
[14637.777892][T19513]      fib6_nh_init+0x3d8/0x15b0
[14637.777892][T19513]      ip6_route_info_create+0xf18/0x17d0
[14637.777892][T19513]      addrconf_f6i_alloc+0x315/0x560
[14637.777892][T19513]      ipv6_add_addr+0x411/0x2000
[14637.777892][T19513]      inet6_addr_add+0x30e/0xa40
[14637.777892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14637.777892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14637.777892][T19513]      netlink_rcv_skb+0x130/0x360
[14637.777892][T19513]      netlink_unicast+0x449/0x710
[14637.777892][T19513]      netlink_sendmsg+0x723/0xbe0
[14637.777892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14637.777892][T19513]      ___sys_sendmsg+0xee/0x170
[14637.777892][T19513]      __sys_sendmsg+0xcd/0x170
[14637.777892][T19513]      do_syscall_64+0xc6/0x1e0
[14637.777892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14637.777892][T19513] 
[14637.780115][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14637.780115][T19513]      netdev_get_by_index+0x5e/0x80
[14637.780115][T19513]      fib6_nh_init+0x3d8/0x15b0
[14637.780115][T19513]      ip6_route_info_create+0xf18/0x17d0
[14637.780115][T19513]      ip6_route_add+0x1c/0x140
[14637.780115][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14637.780115][T19513]      addrconf_add_dev+0xe2/0x170
[14637.780115][T19513]      inet6_addr_add+0x12f/0xa40
[14637.780115][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14637.780115][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14637.780115][T19513]      netlink_rcv_skb+0x130/0x360
[14637.780115][T19513]      netlink_unicast+0x449/0x710
[14637.780115][T19513]      netlink_sendmsg+0x723/0xbe0
[14637.780115][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14637.780115][T19513]      ___sys_sendmsg+0xee/0x170
[14637.780115][T19513]      __sys_sendmsg+0xcd/0x170
[14637.780115][T19513]      do_syscall_64+0xc6/0x1e0
[14637.780115][T19513] 
[14637.782299][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14637.782299][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14637.782299][T19513]      ipv6_find_idev+0x102/0x170
[14637.782299][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14637.782299][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14637.782299][T19513]      netlink_rcv_skb+0x130/0x360
[14637.782299][T19513]      netlink_unicast+0x449/0x710
[14637.782299][T19513]      netlink_sendmsg+0x723/0xbe0
[14637.782299][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14637.782299][T19513]      ___sys_sendmsg+0xee/0x170
[14637.782299][T19513]      __sys_sendmsg+0xcd/0x170
[14637.782299][T19513]      do_syscall_64+0xc6/0x1e0
[14637.782299][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14637.782299][T19513] 
[14637.783992][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14637.783992][T19513]      neigh_parms_alloc+0x1e5/0x510
[14637.783992][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14637.783992][T19513]      ipv6_find_idev+0x102/0x170
[14637.783992][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14637.783992][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14637.783992][T19513]      netlink_rcv_skb+0x130/0x360
[14637.783992][T19513]      netlink_unicast+0x449/0x710
[14637.783992][T19513]      netlink_sendmsg+0x723/0xbe0
[14637.783992][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14637.783992][T19513]      ___sys_sendmsg+0xee/0x170
[14637.783992][T19513]      __sys_sendmsg+0xcd/0x170
[14637.783992][T19513]      do_syscall_64+0xc6/0x1e0
[14637.783992][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14637.783992][T19513] 
[14648.031155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14648.031568][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14648.031568][T19513]      netdev_get_by_index+0x5e/0x80
[14648.031568][T19513]      fib6_nh_init+0x3d8/0x15b0
[14648.031568][T19513]      ip6_route_info_create+0xf18/0x17d0
[14648.031568][T19513]      ip6_route_add+0x1c/0x140
[14648.031568][T19513]      addrconf_prefix_route+0x2a6/0x430
[14648.031568][T19513]      inet6_addr_add+0x4f8/0xa40
[14648.031568][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14648.031568][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14648.031568][T19513]      netlink_rcv_skb+0x130/0x360
[14648.031568][T19513]      netlink_unicast+0x449/0x710
[14648.031568][T19513]      netlink_sendmsg+0x723/0xbe0
[14648.031568][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14648.031568][T19513]      ___sys_sendmsg+0xee/0x170
[14648.031568][T19513]      __sys_sendmsg+0xcd/0x170
[14648.031568][T19513]      do_syscall_64+0xc6/0x1e0
[14648.031568][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14648.031568][T19513] 
[14648.033793][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14648.033793][T19513]      netdev_get_by_index+0x5e/0x80
[14648.033793][T19513]      fib6_nh_init+0x3d8/0x15b0
[14648.033793][T19513]      ip6_route_info_create+0xf18/0x17d0
[14648.033793][T19513]      addrconf_f6i_alloc+0x315/0x560
[14648.033793][T19513]      ipv6_add_addr+0x411/0x2000
[14648.033793][T19513]      inet6_addr_add+0x30e/0xa40
[14648.033793][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14648.033793][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14648.033793][T19513]      netlink_rcv_skb+0x130/0x360
[14648.033793][T19513]      netlink_unicast+0x449/0x710
[14648.033793][T19513]      netlink_sendmsg+0x723/0xbe0
[14648.033793][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14648.033793][T19513]      ___sys_sendmsg+0xee/0x170
[14648.033793][T19513]      __sys_sendmsg+0xcd/0x170
[14648.033793][T19513]      do_syscall_64+0xc6/0x1e0
[14648.033793][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14648.033793][T19513] 
[14648.035997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14648.035997][T19513]      netdev_get_by_index+0x5e/0x80
[14648.035997][T19513]      fib6_nh_init+0x3d8/0x15b0
[14648.035997][T19513]      ip6_route_info_create+0xf18/0x17d0
[14648.035997][T19513]      ip6_route_add+0x1c/0x140
[14648.035997][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14648.035997][T19513]      addrconf_add_dev+0xe2/0x170
[14648.035997][T19513]      inet6_addr_add+0x12f/0xa40
[14648.035997][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14648.035997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14648.035997][T19513]      netlink_rcv_skb+0x130/0x360
[14648.035997][T19513]      netlink_unicast+0x449/0x710
[14648.035997][T19513]      netlink_sendmsg+0x723/0xbe0
[14648.035997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14648.035997][T19513]      ___sys_sendmsg+0xee/0x170
[14648.035997][T19513]      __sys_sendmsg+0xcd/0x170
[14648.035997][T19513]      do_syscall_64+0xc6/0x1e0
[14648.035997][T19513] 
[14648.038169][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14648.038169][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14648.038169][T19513]      ipv6_find_idev+0x102/0x170
[14648.038169][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14648.038169][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14648.038169][T19513]      netlink_rcv_skb+0x130/0x360
[14648.038169][T19513]      netlink_unicast+0x449/0x710
[14648.038169][T19513]      netlink_sendmsg+0x723/0xbe0
[14648.038169][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14648.038169][T19513]      ___sys_sendmsg+0xee/0x170
[14648.038169][T19513]      __sys_sendmsg+0xcd/0x170
[14648.038169][T19513]      do_syscall_64+0xc6/0x1e0
[14648.038169][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14648.038169][T19513] 
[14648.039874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14648.039874][T19513]      neigh_parms_alloc+0x1e5/0x510
[14648.039874][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14648.039874][T19513]      ipv6_find_idev+0x102/0x170
[14648.039874][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14648.039874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14648.039874][T19513]      netlink_rcv_skb+0x130/0x360
[14648.039874][T19513]      netlink_unicast+0x449/0x710
[14648.039874][T19513]      netlink_sendmsg+0x723/0xbe0
[14648.039874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14648.039874][T19513]      ___sys_sendmsg+0xee/0x170
[14648.039874][T19513]      __sys_sendmsg+0xcd/0x170
[14648.039874][T19513]      do_syscall_64+0xc6/0x1e0
[14648.039874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14648.039874][T19513] 
[14658.287136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14658.287601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14658.287601][T19513]      netdev_get_by_index+0x5e/0x80
[14658.287601][T19513]      fib6_nh_init+0x3d8/0x15b0
[14658.287601][T19513]      ip6_route_info_create+0xf18/0x17d0
[14658.287601][T19513]      ip6_route_add+0x1c/0x140
[14658.287601][T19513]      addrconf_prefix_route+0x2a6/0x430
[14658.287601][T19513]      inet6_addr_add+0x4f8/0xa40
[14658.287601][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14658.287601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14658.287601][T19513]      netlink_rcv_skb+0x130/0x360
[14658.287601][T19513]      netlink_unicast+0x449/0x710
[14658.287601][T19513]      netlink_sendmsg+0x723/0xbe0
[14658.287601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14658.287601][T19513]      ___sys_sendmsg+0xee/0x170
[14658.287601][T19513]      __sys_sendmsg+0xcd/0x170
[14658.287601][T19513]      do_syscall_64+0xc6/0x1e0
[14658.287601][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14658.287601][T19513] 
[14658.289845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14658.289845][T19513]      netdev_get_by_index+0x5e/0x80
[14658.289845][T19513]      fib6_nh_init+0x3d8/0x15b0
[14658.289845][T19513]      ip6_route_info_create+0xf18/0x17d0
[14658.289845][T19513]      addrconf_f6i_alloc+0x315/0x560
[14658.289845][T19513]      ipv6_add_addr+0x411/0x2000
[14658.289845][T19513]      inet6_addr_add+0x30e/0xa40
[14658.289845][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14658.289845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14658.289845][T19513]      netlink_rcv_skb+0x130/0x360
[14658.289845][T19513]      netlink_unicast+0x449/0x710
[14658.289845][T19513]      netlink_sendmsg+0x723/0xbe0
[14658.289845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14658.289845][T19513]      ___sys_sendmsg+0xee/0x170
[14658.289845][T19513]      __sys_sendmsg+0xcd/0x170
[14658.289845][T19513]      do_syscall_64+0xc6/0x1e0
[14658.289845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14658.289845][T19513] 
[14658.292048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14658.292048][T19513]      netdev_get_by_index+0x5e/0x80
[14658.292048][T19513]      fib6_nh_init+0x3d8/0x15b0
[14658.292048][T19513]      ip6_route_info_create+0xf18/0x17d0
[14658.292048][T19513]      ip6_route_add+0x1c/0x140
[14658.292048][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14658.292048][T19513]      addrconf_add_dev+0xe2/0x170
[14658.292048][T19513]      inet6_addr_add+0x12f/0xa40
[14658.292048][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14658.292048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14658.292048][T19513]      netlink_rcv_skb+0x130/0x360
[14658.292048][T19513]      netlink_unicast+0x449/0x710
[14658.292048][T19513]      netlink_sendmsg+0x723/0xbe0
[14658.292048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14658.292048][T19513]      ___sys_sendmsg+0xee/0x170
[14658.292048][T19513]      __sys_sendmsg+0xcd/0x170
[14658.292048][T19513]      do_syscall_64+0xc6/0x1e0
[14658.292048][T19513] 
[14658.294207][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14658.294207][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14658.294207][T19513]      ipv6_find_idev+0x102/0x170
[14658.294207][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14658.294207][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14658.294207][T19513]      netlink_rcv_skb+0x130/0x360
[14658.294207][T19513]      netlink_unicast+0x449/0x710
[14658.294207][T19513]      netlink_sendmsg+0x723/0xbe0
[14658.294207][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14658.294207][T19513]      ___sys_sendmsg+0xee/0x170
[14658.294207][T19513]      __sys_sendmsg+0xcd/0x170
[14658.294207][T19513]      do_syscall_64+0xc6/0x1e0
[14658.294207][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14658.294207][T19513] 
[14658.295914][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14658.295914][T19513]      neigh_parms_alloc+0x1e5/0x510
[14658.295914][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14658.295914][T19513]      ipv6_find_idev+0x102/0x170
[14658.295914][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14658.295914][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14658.295914][T19513]      netlink_rcv_skb+0x130/0x360
[14658.295914][T19513]      netlink_unicast+0x449/0x710
[14658.295914][T19513]      netlink_sendmsg+0x723/0xbe0
[14658.295914][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14658.295914][T19513]      ___sys_sendmsg+0xee/0x170
[14658.295914][T19513]      __sys_sendmsg+0xcd/0x170
[14658.295914][T19513]      do_syscall_64+0xc6/0x1e0
[14658.295914][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14658.295914][T19513] 
[14668.543079][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14668.543469][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14668.543469][T19513]      netdev_get_by_index+0x5e/0x80
[14668.543469][T19513]      fib6_nh_init+0x3d8/0x15b0
[14668.543469][T19513]      ip6_route_info_create+0xf18/0x17d0
[14668.543469][T19513]      ip6_route_add+0x1c/0x140
[14668.543469][T19513]      addrconf_prefix_route+0x2a6/0x430
[14668.543469][T19513]      inet6_addr_add+0x4f8/0xa40
[14668.543469][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14668.543469][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14668.543469][T19513]      netlink_rcv_skb+0x130/0x360
[14668.543469][T19513]      netlink_unicast+0x449/0x710
[14668.543469][T19513]      netlink_sendmsg+0x723/0xbe0
[14668.543469][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14668.543469][T19513]      ___sys_sendmsg+0xee/0x170
[14668.543469][T19513]      __sys_sendmsg+0xcd/0x170
[14668.543469][T19513]      do_syscall_64+0xc6/0x1e0
[14668.543469][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14668.543469][T19513] 
[14668.545678][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14668.545678][T19513]      netdev_get_by_index+0x5e/0x80
[14668.545678][T19513]      fib6_nh_init+0x3d8/0x15b0
[14668.545678][T19513]      ip6_route_info_create+0xf18/0x17d0
[14668.545678][T19513]      addrconf_f6i_alloc+0x315/0x560
[14668.545678][T19513]      ipv6_add_addr+0x411/0x2000
[14668.545678][T19513]      inet6_addr_add+0x30e/0xa40
[14668.545678][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14668.545678][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14668.545678][T19513]      netlink_rcv_skb+0x130/0x360
[14668.545678][T19513]      netlink_unicast+0x449/0x710
[14668.545678][T19513]      netlink_sendmsg+0x723/0xbe0
[14668.545678][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14668.545678][T19513]      ___sys_sendmsg+0xee/0x170
[14668.545678][T19513]      __sys_sendmsg+0xcd/0x170
[14668.545678][T19513]      do_syscall_64+0xc6/0x1e0
[14668.545678][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14668.545678][T19513] 
[14668.547989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14668.547989][T19513]      netdev_get_by_index+0x5e/0x80
[14668.547989][T19513]      fib6_nh_init+0x3d8/0x15b0
[14668.547989][T19513]      ip6_route_info_create+0xf18/0x17d0
[14668.547989][T19513]      ip6_route_add+0x1c/0x140
[14668.547989][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14668.547989][T19513]      addrconf_add_dev+0xe2/0x170
[14668.547989][T19513]      inet6_addr_add+0x12f/0xa40
[14668.547989][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14668.547989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14668.547989][T19513]      netlink_rcv_skb+0x130/0x360
[14668.547989][T19513]      netlink_unicast+0x449/0x710
[14668.547989][T19513]      netlink_sendmsg+0x723/0xbe0
[14668.547989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14668.547989][T19513]      ___sys_sendmsg+0xee/0x170
[14668.547989][T19513]      __sys_sendmsg+0xcd/0x170
[14668.547989][T19513]      do_syscall_64+0xc6/0x1e0
[14668.547989][T19513] 
[14668.550170][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14668.550170][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14668.550170][T19513]      ipv6_find_idev+0x102/0x170
[14668.550170][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14668.550170][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14668.550170][T19513]      netlink_rcv_skb+0x130/0x360
[14668.550170][T19513]      netlink_unicast+0x449/0x710
[14668.550170][T19513]      netlink_sendmsg+0x723/0xbe0
[14668.550170][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14668.550170][T19513]      ___sys_sendmsg+0xee/0x170
[14668.550170][T19513]      __sys_sendmsg+0xcd/0x170
[14668.550170][T19513]      do_syscall_64+0xc6/0x1e0
[14668.550170][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14668.550170][T19513] 
[14668.551861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14668.551861][T19513]      neigh_parms_alloc+0x1e5/0x510
[14668.551861][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14668.551861][T19513]      ipv6_find_idev+0x102/0x170
[14668.551861][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14668.551861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14668.551861][T19513]      netlink_rcv_skb+0x130/0x360
[14668.551861][T19513]      netlink_unicast+0x449/0x710
[14668.551861][T19513]      netlink_sendmsg+0x723/0xbe0
[14668.551861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14668.551861][T19513]      ___sys_sendmsg+0xee/0x170
[14668.551861][T19513]      __sys_sendmsg+0xcd/0x170
[14668.551861][T19513]      do_syscall_64+0xc6/0x1e0
[14668.551861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14668.551861][T19513] 
[14678.799111][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14678.799591][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14678.799591][T19513]      netdev_get_by_index+0x5e/0x80
[14678.799591][T19513]      fib6_nh_init+0x3d8/0x15b0
[14678.799591][T19513]      ip6_route_info_create+0xf18/0x17d0
[14678.799591][T19513]      ip6_route_add+0x1c/0x140
[14678.799591][T19513]      addrconf_prefix_route+0x2a6/0x430
[14678.799591][T19513]      inet6_addr_add+0x4f8/0xa40
[14678.799591][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14678.799591][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14678.799591][T19513]      netlink_rcv_skb+0x130/0x360
[14678.799591][T19513]      netlink_unicast+0x449/0x710
[14678.799591][T19513]      netlink_sendmsg+0x723/0xbe0
[14678.799591][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14678.799591][T19513]      ___sys_sendmsg+0xee/0x170
[14678.799591][T19513]      __sys_sendmsg+0xcd/0x170
[14678.799591][T19513]      do_syscall_64+0xc6/0x1e0
[14678.799591][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14678.799591][T19513] 
[14678.801852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14678.801852][T19513]      netdev_get_by_index+0x5e/0x80
[14678.801852][T19513]      fib6_nh_init+0x3d8/0x15b0
[14678.801852][T19513]      ip6_route_info_create+0xf18/0x17d0
[14678.801852][T19513]      addrconf_f6i_alloc+0x315/0x560
[14678.801852][T19513]      ipv6_add_addr+0x411/0x2000
[14678.801852][T19513]      inet6_addr_add+0x30e/0xa40
[14678.801852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14678.801852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14678.801852][T19513]      netlink_rcv_skb+0x130/0x360
[14678.801852][T19513]      netlink_unicast+0x449/0x710
[14678.801852][T19513]      netlink_sendmsg+0x723/0xbe0
[14678.801852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14678.801852][T19513]      ___sys_sendmsg+0xee/0x170
[14678.801852][T19513]      __sys_sendmsg+0xcd/0x170
[14678.801852][T19513]      do_syscall_64+0xc6/0x1e0
[14678.801852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14678.801852][T19513] 
[14678.804054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14678.804054][T19513]      netdev_get_by_index+0x5e/0x80
[14678.804054][T19513]      fib6_nh_init+0x3d8/0x15b0
[14678.804054][T19513]      ip6_route_info_create+0xf18/0x17d0
[14678.804054][T19513]      ip6_route_add+0x1c/0x140
[14678.804054][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14678.804054][T19513]      addrconf_add_dev+0xe2/0x170
[14678.804054][T19513]      inet6_addr_add+0x12f/0xa40
[14678.804054][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14678.804054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14678.804054][T19513]      netlink_rcv_skb+0x130/0x360
[14678.804054][T19513]      netlink_unicast+0x449/0x710
[14678.804054][T19513]      netlink_sendmsg+0x723/0xbe0
[14678.804054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14678.804054][T19513]      ___sys_sendmsg+0xee/0x170
[14678.804054][T19513]      __sys_sendmsg+0xcd/0x170
[14678.804054][T19513]      do_syscall_64+0xc6/0x1e0
[14678.804054][T19513] 
[14678.806244][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14678.806244][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14678.806244][T19513]      ipv6_find_idev+0x102/0x170
[14678.806244][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14678.806244][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14678.806244][T19513]      netlink_rcv_skb+0x130/0x360
[14678.806244][T19513]      netlink_unicast+0x449/0x710
[14678.806244][T19513]      netlink_sendmsg+0x723/0xbe0
[14678.806244][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14678.806244][T19513]      ___sys_sendmsg+0xee/0x170
[14678.806244][T19513]      __sys_sendmsg+0xcd/0x170
[14678.806244][T19513]      do_syscall_64+0xc6/0x1e0
[14678.806244][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14678.806244][T19513] 
[14678.807945][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14678.807945][T19513]      neigh_parms_alloc+0x1e5/0x510
[14678.807945][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14678.807945][T19513]      ipv6_find_idev+0x102/0x170
[14678.807945][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14678.807945][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14678.807945][T19513]      netlink_rcv_skb+0x130/0x360
[14678.807945][T19513]      netlink_unicast+0x449/0x710
[14678.807945][T19513]      netlink_sendmsg+0x723/0xbe0
[14678.807945][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14678.807945][T19513]      ___sys_sendmsg+0xee/0x170
[14678.807945][T19513]      __sys_sendmsg+0xcd/0x170
[14678.807945][T19513]      do_syscall_64+0xc6/0x1e0
[14678.807945][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14678.807945][T19513] 
[14689.055164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14689.055652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14689.055652][T19513]      netdev_get_by_index+0x5e/0x80
[14689.055652][T19513]      fib6_nh_init+0x3d8/0x15b0
[14689.055652][T19513]      ip6_route_info_create+0xf18/0x17d0
[14689.055652][T19513]      ip6_route_add+0x1c/0x140
[14689.055652][T19513]      addrconf_prefix_route+0x2a6/0x430
[14689.055652][T19513]      inet6_addr_add+0x4f8/0xa40
[14689.055652][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14689.055652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14689.055652][T19513]      netlink_rcv_skb+0x130/0x360
[14689.055652][T19513]      netlink_unicast+0x449/0x710
[14689.055652][T19513]      netlink_sendmsg+0x723/0xbe0
[14689.055652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14689.055652][T19513]      ___sys_sendmsg+0xee/0x170
[14689.055652][T19513]      __sys_sendmsg+0xcd/0x170
[14689.055652][T19513]      do_syscall_64+0xc6/0x1e0
[14689.055652][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14689.055652][T19513] 
[14689.057918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14689.057918][T19513]      netdev_get_by_index+0x5e/0x80
[14689.057918][T19513]      fib6_nh_init+0x3d8/0x15b0
[14689.057918][T19513]      ip6_route_info_create+0xf18/0x17d0
[14689.057918][T19513]      addrconf_f6i_alloc+0x315/0x560
[14689.057918][T19513]      ipv6_add_addr+0x411/0x2000
[14689.057918][T19513]      inet6_addr_add+0x30e/0xa40
[14689.057918][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14689.057918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14689.057918][T19513]      netlink_rcv_skb+0x130/0x360
[14689.057918][T19513]      netlink_unicast+0x449/0x710
[14689.057918][T19513]      netlink_sendmsg+0x723/0xbe0
[14689.057918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14689.057918][T19513]      ___sys_sendmsg+0xee/0x170
[14689.057918][T19513]      __sys_sendmsg+0xcd/0x170
[14689.057918][T19513]      do_syscall_64+0xc6/0x1e0
[14689.057918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14689.057918][T19513] 
[14689.060156][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14689.060156][T19513]      netdev_get_by_index+0x5e/0x80
[14689.060156][T19513]      fib6_nh_init+0x3d8/0x15b0
[14689.060156][T19513]      ip6_route_info_create+0xf18/0x17d0
[14689.060156][T19513]      ip6_route_add+0x1c/0x140
[14689.060156][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14689.060156][T19513]      addrconf_add_dev+0xe2/0x170
[14689.060156][T19513]      inet6_addr_add+0x12f/0xa40
[14689.060156][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14689.060156][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14689.060156][T19513]      netlink_rcv_skb+0x130/0x360
[14689.060156][T19513]      netlink_unicast+0x449/0x710
[14689.060156][T19513]      netlink_sendmsg+0x723/0xbe0
[14689.060156][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14689.060156][T19513]      ___sys_sendmsg+0xee/0x170
[14689.060156][T19513]      __sys_sendmsg+0xcd/0x170
[14689.060156][T19513]      do_syscall_64+0xc6/0x1e0
[14689.060156][T19513] 
[14689.062353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14689.062353][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14689.062353][T19513]      ipv6_find_idev+0x102/0x170
[14689.062353][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14689.062353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14689.062353][T19513]      netlink_rcv_skb+0x130/0x360
[14689.062353][T19513]      netlink_unicast+0x449/0x710
[14689.062353][T19513]      netlink_sendmsg+0x723/0xbe0
[14689.062353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14689.062353][T19513]      ___sys_sendmsg+0xee/0x170
[14689.062353][T19513]      __sys_sendmsg+0xcd/0x170
[14689.062353][T19513]      do_syscall_64+0xc6/0x1e0
[14689.062353][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14689.062353][T19513] 
[14689.064175][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14689.064175][T19513]      neigh_parms_alloc+0x1e5/0x510
[14689.064175][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14689.064175][T19513]      ipv6_find_idev+0x102/0x170
[14689.064175][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14689.064175][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14689.064175][T19513]      netlink_rcv_skb+0x130/0x360
[14689.064175][T19513]      netlink_unicast+0x449/0x710
[14689.064175][T19513]      netlink_sendmsg+0x723/0xbe0
[14689.064175][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14689.064175][T19513]      ___sys_sendmsg+0xee/0x170
[14689.064175][T19513]      __sys_sendmsg+0xcd/0x170
[14689.064175][T19513]      do_syscall_64+0xc6/0x1e0
[14689.064175][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14689.064175][T19513] 
[14699.167140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14699.167621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14699.167621][T19513]      netdev_get_by_index+0x5e/0x80
[14699.167621][T19513]      fib6_nh_init+0x3d8/0x15b0
[14699.167621][T19513]      ip6_route_info_create+0xf18/0x17d0
[14699.167621][T19513]      ip6_route_add+0x1c/0x140
[14699.167621][T19513]      addrconf_prefix_route+0x2a6/0x430
[14699.167621][T19513]      inet6_addr_add+0x4f8/0xa40
[14699.167621][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14699.167621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14699.167621][T19513]      netlink_rcv_skb+0x130/0x360
[14699.167621][T19513]      netlink_unicast+0x449/0x710
[14699.167621][T19513]      netlink_sendmsg+0x723/0xbe0
[14699.167621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14699.167621][T19513]      ___sys_sendmsg+0xee/0x170
[14699.167621][T19513]      __sys_sendmsg+0xcd/0x170
[14699.167621][T19513]      do_syscall_64+0xc6/0x1e0
[14699.167621][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14699.167621][T19513] 
[14699.169890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14699.169890][T19513]      netdev_get_by_index+0x5e/0x80
[14699.169890][T19513]      fib6_nh_init+0x3d8/0x15b0
[14699.169890][T19513]      ip6_route_info_create+0xf18/0x17d0
[14699.169890][T19513]      addrconf_f6i_alloc+0x315/0x560
[14699.169890][T19513]      ipv6_add_addr+0x411/0x2000
[14699.169890][T19513]      inet6_addr_add+0x30e/0xa40
[14699.169890][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14699.169890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14699.169890][T19513]      netlink_rcv_skb+0x130/0x360
[14699.169890][T19513]      netlink_unicast+0x449/0x710
[14699.169890][T19513]      netlink_sendmsg+0x723/0xbe0
[14699.169890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14699.169890][T19513]      ___sys_sendmsg+0xee/0x170
[14699.169890][T19513]      __sys_sendmsg+0xcd/0x170
[14699.169890][T19513]      do_syscall_64+0xc6/0x1e0
[14699.169890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14699.169890][T19513] 
[14699.172123][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14699.172123][T19513]      netdev_get_by_index+0x5e/0x80
[14699.172123][T19513]      fib6_nh_init+0x3d8/0x15b0
[14699.172123][T19513]      ip6_route_info_create+0xf18/0x17d0
[14699.172123][T19513]      ip6_route_add+0x1c/0x140
[14699.172123][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14699.172123][T19513]      addrconf_add_dev+0xe2/0x170
[14699.172123][T19513]      inet6_addr_add+0x12f/0xa40
[14699.172123][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14699.172123][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14699.172123][T19513]      netlink_rcv_skb+0x130/0x360
[14699.172123][T19513]      netlink_unicast+0x449/0x710
[14699.172123][T19513]      netlink_sendmsg+0x723/0xbe0
[14699.172123][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14699.172123][T19513]      ___sys_sendmsg+0xee/0x170
[14699.172123][T19513]      __sys_sendmsg+0xcd/0x170
[14699.172123][T19513]      do_syscall_64+0xc6/0x1e0
[14699.172123][T19513] 
[14699.174329][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14699.174329][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14699.174329][T19513]      ipv6_find_idev+0x102/0x170
[14699.174329][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14699.174329][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14699.174329][T19513]      netlink_rcv_skb+0x130/0x360
[14699.174329][T19513]      netlink_unicast+0x449/0x710
[14699.174329][T19513]      netlink_sendmsg+0x723/0xbe0
[14699.174329][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14699.174329][T19513]      ___sys_sendmsg+0xee/0x170
[14699.174329][T19513]      __sys_sendmsg+0xcd/0x170
[14699.174329][T19513]      do_syscall_64+0xc6/0x1e0
[14699.174329][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14699.174329][T19513] 
[14699.176041][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14699.176041][T19513]      neigh_parms_alloc+0x1e5/0x510
[14699.176041][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14699.176041][T19513]      ipv6_find_idev+0x102/0x170
[14699.176041][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14699.176041][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14699.176041][T19513]      netlink_rcv_skb+0x130/0x360
[14699.176041][T19513]      netlink_unicast+0x449/0x710
[14699.176041][T19513]      netlink_sendmsg+0x723/0xbe0
[14699.176041][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14699.176041][T19513]      ___sys_sendmsg+0xee/0x170
[14699.176041][T19513]      __sys_sendmsg+0xcd/0x170
[14699.176041][T19513]      do_syscall_64+0xc6/0x1e0
[14699.176041][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14699.176041][T19513] 
[14709.415142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14709.415639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14709.415639][T19513]      netdev_get_by_index+0x5e/0x80
[14709.415639][T19513]      fib6_nh_init+0x3d8/0x15b0
[14709.415639][T19513]      ip6_route_info_create+0xf18/0x17d0
[14709.415639][T19513]      ip6_route_add+0x1c/0x140
[14709.415639][T19513]      addrconf_prefix_route+0x2a6/0x430
[14709.415639][T19513]      inet6_addr_add+0x4f8/0xa40
[14709.415639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14709.415639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14709.415639][T19513]      netlink_rcv_skb+0x130/0x360
[14709.415639][T19513]      netlink_unicast+0x449/0x710
[14709.415639][T19513]      netlink_sendmsg+0x723/0xbe0
[14709.415639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14709.415639][T19513]      ___sys_sendmsg+0xee/0x170
[14709.415639][T19513]      __sys_sendmsg+0xcd/0x170
[14709.415639][T19513]      do_syscall_64+0xc6/0x1e0
[14709.415639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14709.415639][T19513] 
[14709.417896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14709.417896][T19513]      netdev_get_by_index+0x5e/0x80
[14709.417896][T19513]      fib6_nh_init+0x3d8/0x15b0
[14709.417896][T19513]      ip6_route_info_create+0xf18/0x17d0
[14709.417896][T19513]      addrconf_f6i_alloc+0x315/0x560
[14709.417896][T19513]      ipv6_add_addr+0x411/0x2000
[14709.417896][T19513]      inet6_addr_add+0x30e/0xa40
[14709.417896][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14709.417896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14709.417896][T19513]      netlink_rcv_skb+0x130/0x360
[14709.417896][T19513]      netlink_unicast+0x449/0x710
[14709.417896][T19513]      netlink_sendmsg+0x723/0xbe0
[14709.417896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14709.417896][T19513]      ___sys_sendmsg+0xee/0x170
[14709.417896][T19513]      __sys_sendmsg+0xcd/0x170
[14709.417896][T19513]      do_syscall_64+0xc6/0x1e0
[14709.417896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14709.417896][T19513] 
[14709.420155][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14709.420155][T19513]      netdev_get_by_index+0x5e/0x80
[14709.420155][T19513]      fib6_nh_init+0x3d8/0x15b0
[14709.420155][T19513]      ip6_route_info_create+0xf18/0x17d0
[14709.420155][T19513]      ip6_route_add+0x1c/0x140
[14709.420155][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14709.420155][T19513]      addrconf_add_dev+0xe2/0x170
[14709.420155][T19513]      inet6_addr_add+0x12f/0xa40
[14709.420155][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14709.420155][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14709.420155][T19513]      netlink_rcv_skb+0x130/0x360
[14709.420155][T19513]      netlink_unicast+0x449/0x710
[14709.420155][T19513]      netlink_sendmsg+0x723/0xbe0
[14709.420155][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14709.420155][T19513]      ___sys_sendmsg+0xee/0x170
[14709.420155][T19513]      __sys_sendmsg+0xcd/0x170
[14709.420155][T19513]      do_syscall_64+0xc6/0x1e0
[14709.420155][T19513] 
[14709.422348][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14709.422348][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14709.422348][T19513]      ipv6_find_idev+0x102/0x170
[14709.422348][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14709.422348][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14709.422348][T19513]      netlink_rcv_skb+0x130/0x360
[14709.422348][T19513]      netlink_unicast+0x449/0x710
[14709.422348][T19513]      netlink_sendmsg+0x723/0xbe0
[14709.422348][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14709.422348][T19513]      ___sys_sendmsg+0xee/0x170
[14709.422348][T19513]      __sys_sendmsg+0xcd/0x170
[14709.422348][T19513]      do_syscall_64+0xc6/0x1e0
[14709.422348][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14709.422348][T19513] 
[14709.424060][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14709.424060][T19513]      neigh_parms_alloc+0x1e5/0x510
[14709.424060][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14709.424060][T19513]      ipv6_find_idev+0x102/0x170
[14709.424060][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14709.424060][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14709.424060][T19513]      netlink_rcv_skb+0x130/0x360
[14709.424060][T19513]      netlink_unicast+0x449/0x710
[14709.424060][T19513]      netlink_sendmsg+0x723/0xbe0
[14709.424060][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14709.424060][T19513]      ___sys_sendmsg+0xee/0x170
[14709.424060][T19513]      __sys_sendmsg+0xcd/0x170
[14709.424060][T19513]      do_syscall_64+0xc6/0x1e0
[14709.424060][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14709.424060][T19513] 
[14719.663183][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14719.663669][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14719.663669][T19513]      netdev_get_by_index+0x5e/0x80
[14719.663669][T19513]      fib6_nh_init+0x3d8/0x15b0
[14719.663669][T19513]      ip6_route_info_create+0xf18/0x17d0
[14719.663669][T19513]      ip6_route_add+0x1c/0x140
[14719.663669][T19513]      addrconf_prefix_route+0x2a6/0x430
[14719.663669][T19513]      inet6_addr_add+0x4f8/0xa40
[14719.663669][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14719.663669][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14719.663669][T19513]      netlink_rcv_skb+0x130/0x360
[14719.663669][T19513]      netlink_unicast+0x449/0x710
[14719.663669][T19513]      netlink_sendmsg+0x723/0xbe0
[14719.663669][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14719.663669][T19513]      ___sys_sendmsg+0xee/0x170
[14719.663669][T19513]      __sys_sendmsg+0xcd/0x170
[14719.663669][T19513]      do_syscall_64+0xc6/0x1e0
[14719.663669][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14719.663669][T19513] 
[14719.665917][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14719.665917][T19513]      netdev_get_by_index+0x5e/0x80
[14719.665917][T19513]      fib6_nh_init+0x3d8/0x15b0
[14719.665917][T19513]      ip6_route_info_create+0xf18/0x17d0
[14719.665917][T19513]      addrconf_f6i_alloc+0x315/0x560
[14719.665917][T19513]      ipv6_add_addr+0x411/0x2000
[14719.665917][T19513]      inet6_addr_add+0x30e/0xa40
[14719.665917][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14719.665917][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14719.665917][T19513]      netlink_rcv_skb+0x130/0x360
[14719.665917][T19513]      netlink_unicast+0x449/0x710
[14719.665917][T19513]      netlink_sendmsg+0x723/0xbe0
[14719.665917][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14719.665917][T19513]      ___sys_sendmsg+0xee/0x170
[14719.665917][T19513]      __sys_sendmsg+0xcd/0x170
[14719.665917][T19513]      do_syscall_64+0xc6/0x1e0
[14719.665917][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14719.665917][T19513] 
[14719.668142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14719.668142][T19513]      netdev_get_by_index+0x5e/0x80
[14719.668142][T19513]      fib6_nh_init+0x3d8/0x15b0
[14719.668142][T19513]      ip6_route_info_create+0xf18/0x17d0
[14719.668142][T19513]      ip6_route_add+0x1c/0x140
[14719.668142][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14719.668142][T19513]      addrconf_add_dev+0xe2/0x170
[14719.668142][T19513]      inet6_addr_add+0x12f/0xa40
[14719.668142][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14719.668142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14719.668142][T19513]      netlink_rcv_skb+0x130/0x360
[14719.668142][T19513]      netlink_unicast+0x449/0x710
[14719.668142][T19513]      netlink_sendmsg+0x723/0xbe0
[14719.668142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14719.668142][T19513]      ___sys_sendmsg+0xee/0x170
[14719.668142][T19513]      __sys_sendmsg+0xcd/0x170
[14719.668142][T19513]      do_syscall_64+0xc6/0x1e0
[14719.668142][T19513] 
[14719.670336][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14719.670336][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14719.670336][T19513]      ipv6_find_idev+0x102/0x170
[14719.670336][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14719.670336][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14719.670336][T19513]      netlink_rcv_skb+0x130/0x360
[14719.670336][T19513]      netlink_unicast+0x449/0x710
[14719.670336][T19513]      netlink_sendmsg+0x723/0xbe0
[14719.670336][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14719.670336][T19513]      ___sys_sendmsg+0xee/0x170
[14719.670336][T19513]      __sys_sendmsg+0xcd/0x170
[14719.670336][T19513]      do_syscall_64+0xc6/0x1e0
[14719.670336][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14719.670336][T19513] 
[14719.672050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14719.672050][T19513]      neigh_parms_alloc+0x1e5/0x510
[14719.672050][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14719.672050][T19513]      ipv6_find_idev+0x102/0x170
[14719.672050][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14719.672050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14719.672050][T19513]      netlink_rcv_skb+0x130/0x360
[14719.672050][T19513]      netlink_unicast+0x449/0x710
[14719.672050][T19513]      netlink_sendmsg+0x723/0xbe0
[14719.672050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14719.672050][T19513]      ___sys_sendmsg+0xee/0x170
[14719.672050][T19513]      __sys_sendmsg+0xcd/0x170
[14719.672050][T19513]      do_syscall_64+0xc6/0x1e0
[14719.672050][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14719.672050][T19513] 
[14729.911081][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14729.911557][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14729.911557][T19513]      netdev_get_by_index+0x5e/0x80
[14729.911557][T19513]      fib6_nh_init+0x3d8/0x15b0
[14729.911557][T19513]      ip6_route_info_create+0xf18/0x17d0
[14729.911557][T19513]      ip6_route_add+0x1c/0x140
[14729.911557][T19513]      addrconf_prefix_route+0x2a6/0x430
[14729.911557][T19513]      inet6_addr_add+0x4f8/0xa40
[14729.911557][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14729.911557][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14729.911557][T19513]      netlink_rcv_skb+0x130/0x360
[14729.911557][T19513]      netlink_unicast+0x449/0x710
[14729.911557][T19513]      netlink_sendmsg+0x723/0xbe0
[14729.911557][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14729.911557][T19513]      ___sys_sendmsg+0xee/0x170
[14729.911557][T19513]      __sys_sendmsg+0xcd/0x170
[14729.911557][T19513]      do_syscall_64+0xc6/0x1e0
[14729.911557][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14729.911557][T19513] 
[14729.913802][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14729.913802][T19513]      netdev_get_by_index+0x5e/0x80
[14729.913802][T19513]      fib6_nh_init+0x3d8/0x15b0
[14729.913802][T19513]      ip6_route_info_create+0xf18/0x17d0
[14729.913802][T19513]      addrconf_f6i_alloc+0x315/0x560
[14729.913802][T19513]      ipv6_add_addr+0x411/0x2000
[14729.913802][T19513]      inet6_addr_add+0x30e/0xa40
[14729.913802][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14729.913802][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14729.913802][T19513]      netlink_rcv_skb+0x130/0x360
[14729.913802][T19513]      netlink_unicast+0x449/0x710
[14729.913802][T19513]      netlink_sendmsg+0x723/0xbe0
[14729.913802][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14729.913802][T19513]      ___sys_sendmsg+0xee/0x170
[14729.913802][T19513]      __sys_sendmsg+0xcd/0x170
[14729.913802][T19513]      do_syscall_64+0xc6/0x1e0
[14729.913802][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14729.913802][T19513] 
[14729.916021][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14729.916021][T19513]      netdev_get_by_index+0x5e/0x80
[14729.916021][T19513]      fib6_nh_init+0x3d8/0x15b0
[14729.916021][T19513]      ip6_route_info_create+0xf18/0x17d0
[14729.916021][T19513]      ip6_route_add+0x1c/0x140
[14729.916021][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14729.916021][T19513]      addrconf_add_dev+0xe2/0x170
[14729.916021][T19513]      inet6_addr_add+0x12f/0xa40
[14729.916021][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14729.916021][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14729.916021][T19513]      netlink_rcv_skb+0x130/0x360
[14729.916021][T19513]      netlink_unicast+0x449/0x710
[14729.916021][T19513]      netlink_sendmsg+0x723/0xbe0
[14729.916021][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14729.916021][T19513]      ___sys_sendmsg+0xee/0x170
[14729.916021][T19513]      __sys_sendmsg+0xcd/0x170
[14729.916021][T19513]      do_syscall_64+0xc6/0x1e0
[14729.916021][T19513] 
[14729.918203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14729.918203][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14729.918203][T19513]      ipv6_find_idev+0x102/0x170
[14729.918203][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14729.918203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14729.918203][T19513]      netlink_rcv_skb+0x130/0x360
[14729.918203][T19513]      netlink_unicast+0x449/0x710
[14729.918203][T19513]      netlink_sendmsg+0x723/0xbe0
[14729.918203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14729.918203][T19513]      ___sys_sendmsg+0xee/0x170
[14729.918203][T19513]      __sys_sendmsg+0xcd/0x170
[14729.918203][T19513]      do_syscall_64+0xc6/0x1e0
[14729.918203][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14729.918203][T19513] 
[14729.919917][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14729.919917][T19513]      neigh_parms_alloc+0x1e5/0x510
[14729.919917][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14729.919917][T19513]      ipv6_find_idev+0x102/0x170
[14729.919917][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14729.919917][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14729.919917][T19513]      netlink_rcv_skb+0x130/0x360
[14729.919917][T19513]      netlink_unicast+0x449/0x710
[14729.919917][T19513]      netlink_sendmsg+0x723/0xbe0
[14729.919917][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14729.919917][T19513]      ___sys_sendmsg+0xee/0x170
[14729.919917][T19513]      __sys_sendmsg+0xcd/0x170
[14729.919917][T19513]      do_syscall_64+0xc6/0x1e0
[14729.919917][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14729.919917][T19513] 
[14740.159194][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14740.159678][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14740.159678][T19513]      netdev_get_by_index+0x5e/0x80
[14740.159678][T19513]      fib6_nh_init+0x3d8/0x15b0
[14740.159678][T19513]      ip6_route_info_create+0xf18/0x17d0
[14740.159678][T19513]      ip6_route_add+0x1c/0x140
[14740.159678][T19513]      addrconf_prefix_route+0x2a6/0x430
[14740.159678][T19513]      inet6_addr_add+0x4f8/0xa40
[14740.159678][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14740.159678][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14740.159678][T19513]      netlink_rcv_skb+0x130/0x360
[14740.159678][T19513]      netlink_unicast+0x449/0x710
[14740.159678][T19513]      netlink_sendmsg+0x723/0xbe0
[14740.159678][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14740.159678][T19513]      ___sys_sendmsg+0xee/0x170
[14740.159678][T19513]      __sys_sendmsg+0xcd/0x170
[14740.159678][T19513]      do_syscall_64+0xc6/0x1e0
[14740.159678][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14740.159678][T19513] 
[14740.161937][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14740.161937][T19513]      netdev_get_by_index+0x5e/0x80
[14740.161937][T19513]      fib6_nh_init+0x3d8/0x15b0
[14740.161937][T19513]      ip6_route_info_create+0xf18/0x17d0
[14740.161937][T19513]      addrconf_f6i_alloc+0x315/0x560
[14740.161937][T19513]      ipv6_add_addr+0x411/0x2000
[14740.161937][T19513]      inet6_addr_add+0x30e/0xa40
[14740.161937][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14740.161937][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14740.161937][T19513]      netlink_rcv_skb+0x130/0x360
[14740.161937][T19513]      netlink_unicast+0x449/0x710
[14740.161937][T19513]      netlink_sendmsg+0x723/0xbe0
[14740.161937][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14740.161937][T19513]      ___sys_sendmsg+0xee/0x170
[14740.161937][T19513]      __sys_sendmsg+0xcd/0x170
[14740.161937][T19513]      do_syscall_64+0xc6/0x1e0
[14740.161937][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14740.161937][T19513] 
[14740.164161][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14740.164161][T19513]      netdev_get_by_index+0x5e/0x80
[14740.164161][T19513]      fib6_nh_init+0x3d8/0x15b0
[14740.164161][T19513]      ip6_route_info_create+0xf18/0x17d0
[14740.164161][T19513]      ip6_route_add+0x1c/0x140
[14740.164161][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14740.164161][T19513]      addrconf_add_dev+0xe2/0x170
[14740.164161][T19513]      inet6_addr_add+0x12f/0xa40
[14740.164161][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14740.164161][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14740.164161][T19513]      netlink_rcv_skb+0x130/0x360
[14740.164161][T19513]      netlink_unicast+0x449/0x710
[14740.164161][T19513]      netlink_sendmsg+0x723/0xbe0
[14740.164161][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14740.164161][T19513]      ___sys_sendmsg+0xee/0x170
[14740.164161][T19513]      __sys_sendmsg+0xcd/0x170
[14740.164161][T19513]      do_syscall_64+0xc6/0x1e0
[14740.164161][T19513] 
[14740.166351][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14740.166351][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14740.166351][T19513]      ipv6_find_idev+0x102/0x170
[14740.166351][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14740.166351][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14740.166351][T19513]      netlink_rcv_skb+0x130/0x360
[14740.166351][T19513]      netlink_unicast+0x449/0x710
[14740.166351][T19513]      netlink_sendmsg+0x723/0xbe0
[14740.166351][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14740.166351][T19513]      ___sys_sendmsg+0xee/0x170
[14740.166351][T19513]      __sys_sendmsg+0xcd/0x170
[14740.166351][T19513]      do_syscall_64+0xc6/0x1e0
[14740.166351][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14740.166351][T19513] 
[14740.168058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14740.168058][T19513]      neigh_parms_alloc+0x1e5/0x510
[14740.168058][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14740.168058][T19513]      ipv6_find_idev+0x102/0x170
[14740.168058][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14740.168058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14740.168058][T19513]      netlink_rcv_skb+0x130/0x360
[14740.168058][T19513]      netlink_unicast+0x449/0x710
[14740.168058][T19513]      netlink_sendmsg+0x723/0xbe0
[14740.168058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14740.168058][T19513]      ___sys_sendmsg+0xee/0x170
[14740.168058][T19513]      __sys_sendmsg+0xcd/0x170
[14740.168058][T19513]      do_syscall_64+0xc6/0x1e0
[14740.168058][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14740.168058][T19513] 
[14750.407140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14750.407670][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14750.407670][T19513]      netdev_get_by_index+0x5e/0x80
[14750.407670][T19513]      fib6_nh_init+0x3d8/0x15b0
[14750.407670][T19513]      ip6_route_info_create+0xf18/0x17d0
[14750.407670][T19513]      ip6_route_add+0x1c/0x140
[14750.407670][T19513]      addrconf_prefix_route+0x2a6/0x430
[14750.407670][T19513]      inet6_addr_add+0x4f8/0xa40
[14750.407670][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14750.407670][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14750.407670][T19513]      netlink_rcv_skb+0x130/0x360
[14750.407670][T19513]      netlink_unicast+0x449/0x710
[14750.407670][T19513]      netlink_sendmsg+0x723/0xbe0
[14750.407670][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14750.407670][T19513]      ___sys_sendmsg+0xee/0x170
[14750.407670][T19513]      __sys_sendmsg+0xcd/0x170
[14750.407670][T19513]      do_syscall_64+0xc6/0x1e0
[14750.407670][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14750.407670][T19513] 
[14750.409944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14750.409944][T19513]      netdev_get_by_index+0x5e/0x80
[14750.409944][T19513]      fib6_nh_init+0x3d8/0x15b0
[14750.409944][T19513]      ip6_route_info_create+0xf18/0x17d0
[14750.409944][T19513]      addrconf_f6i_alloc+0x315/0x560
[14750.409944][T19513]      ipv6_add_addr+0x411/0x2000
[14750.409944][T19513]      inet6_addr_add+0x30e/0xa40
[14750.409944][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14750.409944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14750.409944][T19513]      netlink_rcv_skb+0x130/0x360
[14750.409944][T19513]      netlink_unicast+0x449/0x710
[14750.409944][T19513]      netlink_sendmsg+0x723/0xbe0
[14750.409944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14750.409944][T19513]      ___sys_sendmsg+0xee/0x170
[14750.409944][T19513]      __sys_sendmsg+0xcd/0x170
[14750.409944][T19513]      do_syscall_64+0xc6/0x1e0
[14750.409944][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14750.409944][T19513] 
[14750.412154][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14750.412154][T19513]      netdev_get_by_index+0x5e/0x80
[14750.412154][T19513]      fib6_nh_init+0x3d8/0x15b0
[14750.412154][T19513]      ip6_route_info_create+0xf18/0x17d0
[14750.412154][T19513]      ip6_route_add+0x1c/0x140
[14750.412154][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14750.412154][T19513]      addrconf_add_dev+0xe2/0x170
[14750.412154][T19513]      inet6_addr_add+0x12f/0xa40
[14750.412154][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14750.412154][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14750.412154][T19513]      netlink_rcv_skb+0x130/0x360
[14750.412154][T19513]      netlink_unicast+0x449/0x710
[14750.412154][T19513]      netlink_sendmsg+0x723/0xbe0
[14750.412154][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14750.412154][T19513]      ___sys_sendmsg+0xee/0x170
[14750.412154][T19513]      __sys_sendmsg+0xcd/0x170
[14750.412154][T19513]      do_syscall_64+0xc6/0x1e0
[14750.412154][T19513] 
[14750.414281][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14750.414281][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14750.414281][T19513]      ipv6_find_idev+0x102/0x170
[14750.414281][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14750.414281][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14750.414281][T19513]      netlink_rcv_skb+0x130/0x360
[14750.414281][T19513]      netlink_unicast+0x449/0x710
[14750.414281][T19513]      netlink_sendmsg+0x723/0xbe0
[14750.414281][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14750.414281][T19513]      ___sys_sendmsg+0xee/0x170
[14750.414281][T19513]      __sys_sendmsg+0xcd/0x170
[14750.414281][T19513]      do_syscall_64+0xc6/0x1e0
[14750.414281][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14750.414281][T19513] 
[14750.415995][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14750.415995][T19513]      neigh_parms_alloc+0x1e5/0x510
[14750.415995][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14750.415995][T19513]      ipv6_find_idev+0x102/0x170
[14750.415995][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14750.415995][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14750.415995][T19513]      netlink_rcv_skb+0x130/0x360
[14750.415995][T19513]      netlink_unicast+0x449/0x710
[14750.415995][T19513]      netlink_sendmsg+0x723/0xbe0
[14750.415995][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14750.415995][T19513]      ___sys_sendmsg+0xee/0x170
[14750.415995][T19513]      __sys_sendmsg+0xcd/0x170
[14750.415995][T19513]      do_syscall_64+0xc6/0x1e0
[14750.415995][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14750.415995][T19513] 
[14760.655150][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14760.655573][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14760.655573][T19513]      netdev_get_by_index+0x5e/0x80
[14760.655573][T19513]      fib6_nh_init+0x3d8/0x15b0
[14760.655573][T19513]      ip6_route_info_create+0xf18/0x17d0
[14760.655573][T19513]      ip6_route_add+0x1c/0x140
[14760.655573][T19513]      addrconf_prefix_route+0x2a6/0x430
[14760.655573][T19513]      inet6_addr_add+0x4f8/0xa40
[14760.655573][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14760.655573][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14760.655573][T19513]      netlink_rcv_skb+0x130/0x360
[14760.655573][T19513]      netlink_unicast+0x449/0x710
[14760.655573][T19513]      netlink_sendmsg+0x723/0xbe0
[14760.655573][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14760.655573][T19513]      ___sys_sendmsg+0xee/0x170
[14760.655573][T19513]      __sys_sendmsg+0xcd/0x170
[14760.655573][T19513]      do_syscall_64+0xc6/0x1e0
[14760.655573][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14760.655573][T19513] 
[14760.657820][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14760.657820][T19513]      netdev_get_by_index+0x5e/0x80
[14760.657820][T19513]      fib6_nh_init+0x3d8/0x15b0
[14760.657820][T19513]      ip6_route_info_create+0xf18/0x17d0
[14760.657820][T19513]      addrconf_f6i_alloc+0x315/0x560
[14760.657820][T19513]      ipv6_add_addr+0x411/0x2000
[14760.657820][T19513]      inet6_addr_add+0x30e/0xa40
[14760.657820][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14760.657820][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14760.657820][T19513]      netlink_rcv_skb+0x130/0x360
[14760.657820][T19513]      netlink_unicast+0x449/0x710
[14760.657820][T19513]      netlink_sendmsg+0x723/0xbe0
[14760.657820][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14760.657820][T19513]      ___sys_sendmsg+0xee/0x170
[14760.657820][T19513]      __sys_sendmsg+0xcd/0x170
[14760.657820][T19513]      do_syscall_64+0xc6/0x1e0
[14760.657820][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14760.657820][T19513] 
[14760.660170][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14760.660170][T19513]      netdev_get_by_index+0x5e/0x80
[14760.660170][T19513]      fib6_nh_init+0x3d8/0x15b0
[14760.660170][T19513]      ip6_route_info_create+0xf18/0x17d0
[14760.660170][T19513]      ip6_route_add+0x1c/0x140
[14760.660170][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14760.660170][T19513]      addrconf_add_dev+0xe2/0x170
[14760.660170][T19513]      inet6_addr_add+0x12f/0xa40
[14760.660170][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14760.660170][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14760.660170][T19513]      netlink_rcv_skb+0x130/0x360
[14760.660170][T19513]      netlink_unicast+0x449/0x710
[14760.660170][T19513]      netlink_sendmsg+0x723/0xbe0
[14760.660170][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14760.660170][T19513]      ___sys_sendmsg+0xee/0x170
[14760.660170][T19513]      __sys_sendmsg+0xcd/0x170
[14760.660170][T19513]      do_syscall_64+0xc6/0x1e0
[14760.660170][T19513] 
[14760.662360][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14760.662360][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14760.662360][T19513]      ipv6_find_idev+0x102/0x170
[14760.662360][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14760.662360][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14760.662360][T19513]      netlink_rcv_skb+0x130/0x360
[14760.662360][T19513]      netlink_unicast+0x449/0x710
[14760.662360][T19513]      netlink_sendmsg+0x723/0xbe0
[14760.662360][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14760.662360][T19513]      ___sys_sendmsg+0xee/0x170
[14760.662360][T19513]      __sys_sendmsg+0xcd/0x170
[14760.662360][T19513]      do_syscall_64+0xc6/0x1e0
[14760.662360][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14760.662360][T19513] 
[14760.664070][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14760.664070][T19513]      neigh_parms_alloc+0x1e5/0x510
[14760.664070][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14760.664070][T19513]      ipv6_find_idev+0x102/0x170
[14760.664070][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14760.664070][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14760.664070][T19513]      netlink_rcv_skb+0x130/0x360
[14760.664070][T19513]      netlink_unicast+0x449/0x710
[14760.664070][T19513]      netlink_sendmsg+0x723/0xbe0
[14760.664070][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14760.664070][T19513]      ___sys_sendmsg+0xee/0x170
[14760.664070][T19513]      __sys_sendmsg+0xcd/0x170
[14760.664070][T19513]      do_syscall_64+0xc6/0x1e0
[14760.664070][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14760.664070][T19513] 
[14770.903211][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14770.904042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14770.904042][T19513]      netdev_get_by_index+0x5e/0x80
[14770.904042][T19513]      fib6_nh_init+0x3d8/0x15b0
[14770.904042][T19513]      ip6_route_info_create+0xf18/0x17d0
[14770.904042][T19513]      ip6_route_add+0x1c/0x140
[14770.904042][T19513]      addrconf_prefix_route+0x2a6/0x430
[14770.904042][T19513]      inet6_addr_add+0x4f8/0xa40
[14770.904042][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14770.904042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14770.904042][T19513]      netlink_rcv_skb+0x130/0x360
[14770.904042][T19513]      netlink_unicast+0x449/0x710
[14770.904042][T19513]      netlink_sendmsg+0x723/0xbe0
[14770.904042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14770.904042][T19513]      ___sys_sendmsg+0xee/0x170
[14770.904042][T19513]      __sys_sendmsg+0xcd/0x170
[14770.904042][T19513]      do_syscall_64+0xc6/0x1e0
[14770.904042][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14770.904042][T19513] 
[14770.906307][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14770.906307][T19513]      netdev_get_by_index+0x5e/0x80
[14770.906307][T19513]      fib6_nh_init+0x3d8/0x15b0
[14770.906307][T19513]      ip6_route_info_create+0xf18/0x17d0
[14770.906307][T19513]      addrconf_f6i_alloc+0x315/0x560
[14770.906307][T19513]      ipv6_add_addr+0x411/0x2000
[14770.906307][T19513]      inet6_addr_add+0x30e/0xa40
[14770.906307][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14770.906307][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14770.906307][T19513]      netlink_rcv_skb+0x130/0x360
[14770.906307][T19513]      netlink_unicast+0x449/0x710
[14770.906307][T19513]      netlink_sendmsg+0x723/0xbe0
[14770.906307][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14770.906307][T19513]      ___sys_sendmsg+0xee/0x170
[14770.906307][T19513]      __sys_sendmsg+0xcd/0x170
[14770.906307][T19513]      do_syscall_64+0xc6/0x1e0
[14770.906307][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14770.906307][T19513] 
[14770.908506][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14770.908506][T19513]      netdev_get_by_index+0x5e/0x80
[14770.908506][T19513]      fib6_nh_init+0x3d8/0x15b0
[14770.908506][T19513]      ip6_route_info_create+0xf18/0x17d0
[14770.908506][T19513]      ip6_route_add+0x1c/0x140
[14770.908506][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14770.908506][T19513]      addrconf_add_dev+0xe2/0x170
[14770.908506][T19513]      inet6_addr_add+0x12f/0xa40
[14770.908506][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14770.908506][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14770.908506][T19513]      netlink_rcv_skb+0x130/0x360
[14770.908506][T19513]      netlink_unicast+0x449/0x710
[14770.908506][T19513]      netlink_sendmsg+0x723/0xbe0
[14770.908506][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14770.908506][T19513]      ___sys_sendmsg+0xee/0x170
[14770.908506][T19513]      __sys_sendmsg+0xcd/0x170
[14770.908506][T19513]      do_syscall_64+0xc6/0x1e0
[14770.908506][T19513] 
[14770.910735][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14770.910735][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14770.910735][T19513]      ipv6_find_idev+0x102/0x170
[14770.910735][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14770.910735][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14770.910735][T19513]      netlink_rcv_skb+0x130/0x360
[14770.910735][T19513]      netlink_unicast+0x449/0x710
[14770.910735][T19513]      netlink_sendmsg+0x723/0xbe0
[14770.910735][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14770.910735][T19513]      ___sys_sendmsg+0xee/0x170
[14770.910735][T19513]      __sys_sendmsg+0xcd/0x170
[14770.910735][T19513]      do_syscall_64+0xc6/0x1e0
[14770.910735][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14770.910735][T19513] 
[14770.912463][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14770.912463][T19513]      neigh_parms_alloc+0x1e5/0x510
[14770.912463][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14770.912463][T19513]      ipv6_find_idev+0x102/0x170
[14770.912463][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14770.912463][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14770.912463][T19513]      netlink_rcv_skb+0x130/0x360
[14770.912463][T19513]      netlink_unicast+0x449/0x710
[14770.912463][T19513]      netlink_sendmsg+0x723/0xbe0
[14770.912463][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14770.912463][T19513]      ___sys_sendmsg+0xee/0x170
[14770.912463][T19513]      __sys_sendmsg+0xcd/0x170
[14770.912463][T19513]      do_syscall_64+0xc6/0x1e0
[14770.912463][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14770.912463][T19513] 
[14781.151167][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14781.151629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14781.151629][T19513]      netdev_get_by_index+0x5e/0x80
[14781.151629][T19513]      fib6_nh_init+0x3d8/0x15b0
[14781.151629][T19513]      ip6_route_info_create+0xf18/0x17d0
[14781.151629][T19513]      ip6_route_add+0x1c/0x140
[14781.151629][T19513]      addrconf_prefix_route+0x2a6/0x430
[14781.151629][T19513]      inet6_addr_add+0x4f8/0xa40
[14781.151629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14781.151629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14781.151629][T19513]      netlink_rcv_skb+0x130/0x360
[14781.151629][T19513]      netlink_unicast+0x449/0x710
[14781.151629][T19513]      netlink_sendmsg+0x723/0xbe0
[14781.151629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14781.151629][T19513]      ___sys_sendmsg+0xee/0x170
[14781.151629][T19513]      __sys_sendmsg+0xcd/0x170
[14781.151629][T19513]      do_syscall_64+0xc6/0x1e0
[14781.151629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14781.151629][T19513] 
[14781.153856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14781.153856][T19513]      netdev_get_by_index+0x5e/0x80
[14781.153856][T19513]      fib6_nh_init+0x3d8/0x15b0
[14781.153856][T19513]      ip6_route_info_create+0xf18/0x17d0
[14781.153856][T19513]      addrconf_f6i_alloc+0x315/0x560
[14781.153856][T19513]      ipv6_add_addr+0x411/0x2000
[14781.153856][T19513]      inet6_addr_add+0x30e/0xa40
[14781.153856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14781.153856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14781.153856][T19513]      netlink_rcv_skb+0x130/0x360
[14781.153856][T19513]      netlink_unicast+0x449/0x710
[14781.153856][T19513]      netlink_sendmsg+0x723/0xbe0
[14781.153856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14781.153856][T19513]      ___sys_sendmsg+0xee/0x170
[14781.153856][T19513]      __sys_sendmsg+0xcd/0x170
[14781.153856][T19513]      do_syscall_64+0xc6/0x1e0
[14781.153856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14781.153856][T19513] 
[14781.156048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14781.156048][T19513]      netdev_get_by_index+0x5e/0x80
[14781.156048][T19513]      fib6_nh_init+0x3d8/0x15b0
[14781.156048][T19513]      ip6_route_info_create+0xf18/0x17d0
[14781.156048][T19513]      ip6_route_add+0x1c/0x140
[14781.156048][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14781.156048][T19513]      addrconf_add_dev+0xe2/0x170
[14781.156048][T19513]      inet6_addr_add+0x12f/0xa40
[14781.156048][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14781.156048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14781.156048][T19513]      netlink_rcv_skb+0x130/0x360
[14781.156048][T19513]      netlink_unicast+0x449/0x710
[14781.156048][T19513]      netlink_sendmsg+0x723/0xbe0
[14781.156048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14781.156048][T19513]      ___sys_sendmsg+0xee/0x170
[14781.156048][T19513]      __sys_sendmsg+0xcd/0x170
[14781.156048][T19513]      do_syscall_64+0xc6/0x1e0
[14781.156048][T19513] 
[14781.158219][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14781.158219][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14781.158219][T19513]      ipv6_find_idev+0x102/0x170
[14781.158219][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14781.158219][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14781.158219][T19513]      netlink_rcv_skb+0x130/0x360
[14781.158219][T19513]      netlink_unicast+0x449/0x710
[14781.158219][T19513]      netlink_sendmsg+0x723/0xbe0
[14781.158219][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14781.158219][T19513]      ___sys_sendmsg+0xee/0x170
[14781.158219][T19513]      __sys_sendmsg+0xcd/0x170
[14781.158219][T19513]      do_syscall_64+0xc6/0x1e0
[14781.158219][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14781.158219][T19513] 
[14781.159936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14781.159936][T19513]      neigh_parms_alloc+0x1e5/0x510
[14781.159936][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14781.159936][T19513]      ipv6_find_idev+0x102/0x170
[14781.159936][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14781.159936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14781.159936][T19513]      netlink_rcv_skb+0x130/0x360
[14781.159936][T19513]      netlink_unicast+0x449/0x710
[14781.159936][T19513]      netlink_sendmsg+0x723/0xbe0
[14781.159936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14781.159936][T19513]      ___sys_sendmsg+0xee/0x170
[14781.159936][T19513]      __sys_sendmsg+0xcd/0x170
[14781.159936][T19513]      do_syscall_64+0xc6/0x1e0
[14781.159936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14781.159936][T19513] 
[14791.247127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14791.247581][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14791.247581][T19513]      netdev_get_by_index+0x5e/0x80
[14791.247581][T19513]      fib6_nh_init+0x3d8/0x15b0
[14791.247581][T19513]      ip6_route_info_create+0xf18/0x17d0
[14791.247581][T19513]      ip6_route_add+0x1c/0x140
[14791.247581][T19513]      addrconf_prefix_route+0x2a6/0x430
[14791.247581][T19513]      inet6_addr_add+0x4f8/0xa40
[14791.247581][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14791.247581][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14791.247581][T19513]      netlink_rcv_skb+0x130/0x360
[14791.247581][T19513]      netlink_unicast+0x449/0x710
[14791.247581][T19513]      netlink_sendmsg+0x723/0xbe0
[14791.247581][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14791.247581][T19513]      ___sys_sendmsg+0xee/0x170
[14791.247581][T19513]      __sys_sendmsg+0xcd/0x170
[14791.247581][T19513]      do_syscall_64+0xc6/0x1e0
[14791.247581][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14791.247581][T19513] 
[14791.250369][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14791.250369][T19513]      netdev_get_by_index+0x5e/0x80
[14791.250369][T19513]      fib6_nh_init+0x3d8/0x15b0
[14791.250369][T19513]      ip6_route_info_create+0xf18/0x17d0
[14791.250369][T19513]      addrconf_f6i_alloc+0x315/0x560
[14791.250369][T19513]      ipv6_add_addr+0x411/0x2000
[14791.250369][T19513]      inet6_addr_add+0x30e/0xa40
[14791.250369][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14791.250369][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14791.250369][T19513]      netlink_rcv_skb+0x130/0x360
[14791.250369][T19513]      netlink_unicast+0x449/0x710
[14791.250369][T19513]      netlink_sendmsg+0x723/0xbe0
[14791.250369][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14791.250369][T19513]      ___sys_sendmsg+0xee/0x170
[14791.250369][T19513]      __sys_sendmsg+0xcd/0x170
[14791.250369][T19513]      do_syscall_64+0xc6/0x1e0
[14791.250369][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14791.250369][T19513] 
[14791.252568][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14791.252568][T19513]      netdev_get_by_index+0x5e/0x80
[14791.252568][T19513]      fib6_nh_init+0x3d8/0x15b0
[14791.252568][T19513]      ip6_route_info_create+0xf18/0x17d0
[14791.252568][T19513]      ip6_route_add+0x1c/0x140
[14791.252568][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14791.252568][T19513]      addrconf_add_dev+0xe2/0x170
[14791.252568][T19513]      inet6_addr_add+0x12f/0xa40
[14791.252568][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14791.252568][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14791.252568][T19513]      netlink_rcv_skb+0x130/0x360
[14791.252568][T19513]      netlink_unicast+0x449/0x710
[14791.252568][T19513]      netlink_sendmsg+0x723/0xbe0
[14791.252568][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14791.252568][T19513]      ___sys_sendmsg+0xee/0x170
[14791.252568][T19513]      __sys_sendmsg+0xcd/0x170
[14791.252568][T19513]      do_syscall_64+0xc6/0x1e0
[14791.252568][T19513] 
[14791.254723][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14791.254723][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14791.254723][T19513]      ipv6_find_idev+0x102/0x170
[14791.254723][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14791.254723][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14791.254723][T19513]      netlink_rcv_skb+0x130/0x360
[14791.254723][T19513]      netlink_unicast+0x449/0x710
[14791.254723][T19513]      netlink_sendmsg+0x723/0xbe0
[14791.254723][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14791.254723][T19513]      ___sys_sendmsg+0xee/0x170
[14791.254723][T19513]      __sys_sendmsg+0xcd/0x170
[14791.254723][T19513]      do_syscall_64+0xc6/0x1e0
[14791.254723][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14791.254723][T19513] 
[14791.256421][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14791.256421][T19513]      neigh_parms_alloc+0x1e5/0x510
[14791.256421][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14791.256421][T19513]      ipv6_find_idev+0x102/0x170
[14791.256421][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14791.256421][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14791.256421][T19513]      netlink_rcv_skb+0x130/0x360
[14791.256421][T19513]      netlink_unicast+0x449/0x710
[14791.256421][T19513]      netlink_sendmsg+0x723/0xbe0
[14791.256421][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14791.256421][T19513]      ___sys_sendmsg+0xee/0x170
[14791.256421][T19513]      __sys_sendmsg+0xcd/0x170
[14791.256421][T19513]      do_syscall_64+0xc6/0x1e0
[14791.256421][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14791.256421][T19513] 
[14801.471183][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14801.471642][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14801.471642][T19513]      netdev_get_by_index+0x5e/0x80
[14801.471642][T19513]      fib6_nh_init+0x3d8/0x15b0
[14801.471642][T19513]      ip6_route_info_create+0xf18/0x17d0
[14801.471642][T19513]      ip6_route_add+0x1c/0x140
[14801.471642][T19513]      addrconf_prefix_route+0x2a6/0x430
[14801.471642][T19513]      inet6_addr_add+0x4f8/0xa40
[14801.471642][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14801.471642][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14801.471642][T19513]      netlink_rcv_skb+0x130/0x360
[14801.471642][T19513]      netlink_unicast+0x449/0x710
[14801.471642][T19513]      netlink_sendmsg+0x723/0xbe0
[14801.471642][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14801.471642][T19513]      ___sys_sendmsg+0xee/0x170
[14801.471642][T19513]      __sys_sendmsg+0xcd/0x170
[14801.471642][T19513]      do_syscall_64+0xc6/0x1e0
[14801.471642][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14801.471642][T19513] 
[14801.473965][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14801.473965][T19513]      netdev_get_by_index+0x5e/0x80
[14801.473965][T19513]      fib6_nh_init+0x3d8/0x15b0
[14801.473965][T19513]      ip6_route_info_create+0xf18/0x17d0
[14801.473965][T19513]      addrconf_f6i_alloc+0x315/0x560
[14801.473965][T19513]      ipv6_add_addr+0x411/0x2000
[14801.473965][T19513]      inet6_addr_add+0x30e/0xa40
[14801.473965][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14801.473965][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14801.473965][T19513]      netlink_rcv_skb+0x130/0x360
[14801.473965][T19513]      netlink_unicast+0x449/0x710
[14801.473965][T19513]      netlink_sendmsg+0x723/0xbe0
[14801.473965][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14801.473965][T19513]      ___sys_sendmsg+0xee/0x170
[14801.473965][T19513]      __sys_sendmsg+0xcd/0x170
[14801.473965][T19513]      do_syscall_64+0xc6/0x1e0
[14801.473965][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14801.473965][T19513] 
[14801.476169][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14801.476169][T19513]      netdev_get_by_index+0x5e/0x80
[14801.476169][T19513]      fib6_nh_init+0x3d8/0x15b0
[14801.476169][T19513]      ip6_route_info_create+0xf18/0x17d0
[14801.476169][T19513]      ip6_route_add+0x1c/0x140
[14801.476169][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14801.476169][T19513]      addrconf_add_dev+0xe2/0x170
[14801.476169][T19513]      inet6_addr_add+0x12f/0xa40
[14801.476169][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14801.476169][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14801.476169][T19513]      netlink_rcv_skb+0x130/0x360
[14801.476169][T19513]      netlink_unicast+0x449/0x710
[14801.476169][T19513]      netlink_sendmsg+0x723/0xbe0
[14801.476169][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14801.476169][T19513]      ___sys_sendmsg+0xee/0x170
[14801.476169][T19513]      __sys_sendmsg+0xcd/0x170
[14801.476169][T19513]      do_syscall_64+0xc6/0x1e0
[14801.476169][T19513] 
[14801.478327][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14801.478327][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14801.478327][T19513]      ipv6_find_idev+0x102/0x170
[14801.478327][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14801.478327][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14801.478327][T19513]      netlink_rcv_skb+0x130/0x360
[14801.478327][T19513]      netlink_unicast+0x449/0x710
[14801.478327][T19513]      netlink_sendmsg+0x723/0xbe0
[14801.478327][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14801.478327][T19513]      ___sys_sendmsg+0xee/0x170
[14801.478327][T19513]      __sys_sendmsg+0xcd/0x170
[14801.478327][T19513]      do_syscall_64+0xc6/0x1e0
[14801.478327][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14801.478327][T19513] 
[14801.480036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14801.480036][T19513]      neigh_parms_alloc+0x1e5/0x510
[14801.480036][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14801.480036][T19513]      ipv6_find_idev+0x102/0x170
[14801.480036][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14801.480036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14801.480036][T19513]      netlink_rcv_skb+0x130/0x360
[14801.480036][T19513]      netlink_unicast+0x449/0x710
[14801.480036][T19513]      netlink_sendmsg+0x723/0xbe0
[14801.480036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14801.480036][T19513]      ___sys_sendmsg+0xee/0x170
[14801.480036][T19513]      __sys_sendmsg+0xcd/0x170
[14801.480036][T19513]      do_syscall_64+0xc6/0x1e0
[14801.480036][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14801.480036][T19513] 
[14811.719157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14811.719631][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14811.719631][T19513]      netdev_get_by_index+0x5e/0x80
[14811.719631][T19513]      fib6_nh_init+0x3d8/0x15b0
[14811.719631][T19513]      ip6_route_info_create+0xf18/0x17d0
[14811.719631][T19513]      ip6_route_add+0x1c/0x140
[14811.719631][T19513]      addrconf_prefix_route+0x2a6/0x430
[14811.719631][T19513]      inet6_addr_add+0x4f8/0xa40
[14811.719631][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14811.719631][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14811.719631][T19513]      netlink_rcv_skb+0x130/0x360
[14811.719631][T19513]      netlink_unicast+0x449/0x710
[14811.719631][T19513]      netlink_sendmsg+0x723/0xbe0
[14811.719631][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14811.719631][T19513]      ___sys_sendmsg+0xee/0x170
[14811.719631][T19513]      __sys_sendmsg+0xcd/0x170
[14811.719631][T19513]      do_syscall_64+0xc6/0x1e0
[14811.719631][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14811.719631][T19513] 
[14811.721861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14811.721861][T19513]      netdev_get_by_index+0x5e/0x80
[14811.721861][T19513]      fib6_nh_init+0x3d8/0x15b0
[14811.721861][T19513]      ip6_route_info_create+0xf18/0x17d0
[14811.721861][T19513]      addrconf_f6i_alloc+0x315/0x560
[14811.721861][T19513]      ipv6_add_addr+0x411/0x2000
[14811.721861][T19513]      inet6_addr_add+0x30e/0xa40
[14811.721861][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14811.721861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14811.721861][T19513]      netlink_rcv_skb+0x130/0x360
[14811.721861][T19513]      netlink_unicast+0x449/0x710
[14811.721861][T19513]      netlink_sendmsg+0x723/0xbe0
[14811.721861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14811.721861][T19513]      ___sys_sendmsg+0xee/0x170
[14811.721861][T19513]      __sys_sendmsg+0xcd/0x170
[14811.721861][T19513]      do_syscall_64+0xc6/0x1e0
[14811.721861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14811.721861][T19513] 
[14811.724061][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14811.724061][T19513]      netdev_get_by_index+0x5e/0x80
[14811.724061][T19513]      fib6_nh_init+0x3d8/0x15b0
[14811.724061][T19513]      ip6_route_info_create+0xf18/0x17d0
[14811.724061][T19513]      ip6_route_add+0x1c/0x140
[14811.724061][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14811.724061][T19513]      addrconf_add_dev+0xe2/0x170
[14811.724061][T19513]      inet6_addr_add+0x12f/0xa40
[14811.724061][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14811.724061][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14811.724061][T19513]      netlink_rcv_skb+0x130/0x360
[14811.724061][T19513]      netlink_unicast+0x449/0x710
[14811.724061][T19513]      netlink_sendmsg+0x723/0xbe0
[14811.724061][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14811.724061][T19513]      ___sys_sendmsg+0xee/0x170
[14811.724061][T19513]      __sys_sendmsg+0xcd/0x170
[14811.724061][T19513]      do_syscall_64+0xc6/0x1e0
[14811.724061][T19513] 
[14811.726221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14811.726221][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14811.726221][T19513]      ipv6_find_idev+0x102/0x170
[14811.726221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14811.726221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14811.726221][T19513]      netlink_rcv_skb+0x130/0x360
[14811.726221][T19513]      netlink_unicast+0x449/0x710
[14811.726221][T19513]      netlink_sendmsg+0x723/0xbe0
[14811.726221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14811.726221][T19513]      ___sys_sendmsg+0xee/0x170
[14811.726221][T19513]      __sys_sendmsg+0xcd/0x170
[14811.726221][T19513]      do_syscall_64+0xc6/0x1e0
[14811.726221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14811.726221][T19513] 
[14811.727916][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14811.727916][T19513]      neigh_parms_alloc+0x1e5/0x510
[14811.727916][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14811.727916][T19513]      ipv6_find_idev+0x102/0x170
[14811.727916][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14811.727916][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14811.727916][T19513]      netlink_rcv_skb+0x130/0x360
[14811.727916][T19513]      netlink_unicast+0x449/0x710
[14811.727916][T19513]      netlink_sendmsg+0x723/0xbe0
[14811.727916][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14811.727916][T19513]      ___sys_sendmsg+0xee/0x170
[14811.727916][T19513]      __sys_sendmsg+0xcd/0x170
[14811.727916][T19513]      do_syscall_64+0xc6/0x1e0
[14811.727916][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14811.727916][T19513] 
[14821.967140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14821.967594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14821.967594][T19513]      netdev_get_by_index+0x5e/0x80
[14821.967594][T19513]      fib6_nh_init+0x3d8/0x15b0
[14821.967594][T19513]      ip6_route_info_create+0xf18/0x17d0
[14821.967594][T19513]      ip6_route_add+0x1c/0x140
[14821.967594][T19513]      addrconf_prefix_route+0x2a6/0x430
[14821.967594][T19513]      inet6_addr_add+0x4f8/0xa40
[14821.967594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14821.967594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14821.967594][T19513]      netlink_rcv_skb+0x130/0x360
[14821.967594][T19513]      netlink_unicast+0x449/0x710
[14821.967594][T19513]      netlink_sendmsg+0x723/0xbe0
[14821.967594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14821.967594][T19513]      ___sys_sendmsg+0xee/0x170
[14821.967594][T19513]      __sys_sendmsg+0xcd/0x170
[14821.967594][T19513]      do_syscall_64+0xc6/0x1e0
[14821.967594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14821.967594][T19513] 
[14821.969858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14821.969858][T19513]      netdev_get_by_index+0x5e/0x80
[14821.969858][T19513]      fib6_nh_init+0x3d8/0x15b0
[14821.969858][T19513]      ip6_route_info_create+0xf18/0x17d0
[14821.969858][T19513]      addrconf_f6i_alloc+0x315/0x560
[14821.969858][T19513]      ipv6_add_addr+0x411/0x2000
[14821.969858][T19513]      inet6_addr_add+0x30e/0xa40
[14821.969858][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14821.969858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14821.969858][T19513]      netlink_rcv_skb+0x130/0x360
[14821.969858][T19513]      netlink_unicast+0x449/0x710
[14821.969858][T19513]      netlink_sendmsg+0x723/0xbe0
[14821.969858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14821.969858][T19513]      ___sys_sendmsg+0xee/0x170
[14821.969858][T19513]      __sys_sendmsg+0xcd/0x170
[14821.969858][T19513]      do_syscall_64+0xc6/0x1e0
[14821.969858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14821.969858][T19513] 
[14821.972056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14821.972056][T19513]      netdev_get_by_index+0x5e/0x80
[14821.972056][T19513]      fib6_nh_init+0x3d8/0x15b0
[14821.972056][T19513]      ip6_route_info_create+0xf18/0x17d0
[14821.972056][T19513]      ip6_route_add+0x1c/0x140
[14821.972056][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14821.972056][T19513]      addrconf_add_dev+0xe2/0x170
[14821.972056][T19513]      inet6_addr_add+0x12f/0xa40
[14821.972056][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14821.972056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14821.972056][T19513]      netlink_rcv_skb+0x130/0x360
[14821.972056][T19513]      netlink_unicast+0x449/0x710
[14821.972056][T19513]      netlink_sendmsg+0x723/0xbe0
[14821.972056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14821.972056][T19513]      ___sys_sendmsg+0xee/0x170
[14821.972056][T19513]      __sys_sendmsg+0xcd/0x170
[14821.972056][T19513]      do_syscall_64+0xc6/0x1e0
[14821.972056][T19513] 
[14821.974213][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14821.974213][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14821.974213][T19513]      ipv6_find_idev+0x102/0x170
[14821.974213][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14821.974213][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14821.974213][T19513]      netlink_rcv_skb+0x130/0x360
[14821.974213][T19513]      netlink_unicast+0x449/0x710
[14821.974213][T19513]      netlink_sendmsg+0x723/0xbe0
[14821.974213][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14821.974213][T19513]      ___sys_sendmsg+0xee/0x170
[14821.974213][T19513]      __sys_sendmsg+0xcd/0x170
[14821.974213][T19513]      do_syscall_64+0xc6/0x1e0
[14821.974213][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14821.974213][T19513] 
[14821.975921][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14821.975921][T19513]      neigh_parms_alloc+0x1e5/0x510
[14821.975921][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14821.975921][T19513]      ipv6_find_idev+0x102/0x170
[14821.975921][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14821.975921][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14821.975921][T19513]      netlink_rcv_skb+0x130/0x360
[14821.975921][T19513]      netlink_unicast+0x449/0x710
[14821.975921][T19513]      netlink_sendmsg+0x723/0xbe0
[14821.975921][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14821.975921][T19513]      ___sys_sendmsg+0xee/0x170
[14821.975921][T19513]      __sys_sendmsg+0xcd/0x170
[14821.975921][T19513]      do_syscall_64+0xc6/0x1e0
[14821.975921][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14821.975921][T19513] 
[14832.215130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14832.215604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14832.215604][T19513]      netdev_get_by_index+0x5e/0x80
[14832.215604][T19513]      fib6_nh_init+0x3d8/0x15b0
[14832.215604][T19513]      ip6_route_info_create+0xf18/0x17d0
[14832.215604][T19513]      ip6_route_add+0x1c/0x140
[14832.215604][T19513]      addrconf_prefix_route+0x2a6/0x430
[14832.215604][T19513]      inet6_addr_add+0x4f8/0xa40
[14832.215604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14832.215604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14832.215604][T19513]      netlink_rcv_skb+0x130/0x360
[14832.215604][T19513]      netlink_unicast+0x449/0x710
[14832.215604][T19513]      netlink_sendmsg+0x723/0xbe0
[14832.215604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14832.215604][T19513]      ___sys_sendmsg+0xee/0x170
[14832.215604][T19513]      __sys_sendmsg+0xcd/0x170
[14832.215604][T19513]      do_syscall_64+0xc6/0x1e0
[14832.215604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14832.215604][T19513] 
[14832.218395][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14832.218395][T19513]      netdev_get_by_index+0x5e/0x80
[14832.218395][T19513]      fib6_nh_init+0x3d8/0x15b0
[14832.218395][T19513]      ip6_route_info_create+0xf18/0x17d0
[14832.218395][T19513]      addrconf_f6i_alloc+0x315/0x560
[14832.218395][T19513]      ipv6_add_addr+0x411/0x2000
[14832.218395][T19513]      inet6_addr_add+0x30e/0xa40
[14832.218395][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14832.218395][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14832.218395][T19513]      netlink_rcv_skb+0x130/0x360
[14832.218395][T19513]      netlink_unicast+0x449/0x710
[14832.218395][T19513]      netlink_sendmsg+0x723/0xbe0
[14832.218395][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14832.218395][T19513]      ___sys_sendmsg+0xee/0x170
[14832.218395][T19513]      __sys_sendmsg+0xcd/0x170
[14832.218395][T19513]      do_syscall_64+0xc6/0x1e0
[14832.218395][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14832.218395][T19513] 
[14832.220620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14832.220620][T19513]      netdev_get_by_index+0x5e/0x80
[14832.220620][T19513]      fib6_nh_init+0x3d8/0x15b0
[14832.220620][T19513]      ip6_route_info_create+0xf18/0x17d0
[14832.220620][T19513]      ip6_route_add+0x1c/0x140
[14832.220620][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14832.220620][T19513]      addrconf_add_dev+0xe2/0x170
[14832.220620][T19513]      inet6_addr_add+0x12f/0xa40
[14832.220620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14832.220620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14832.220620][T19513]      netlink_rcv_skb+0x130/0x360
[14832.220620][T19513]      netlink_unicast+0x449/0x710
[14832.220620][T19513]      netlink_sendmsg+0x723/0xbe0
[14832.220620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14832.220620][T19513]      ___sys_sendmsg+0xee/0x170
[14832.220620][T19513]      __sys_sendmsg+0xcd/0x170
[14832.220620][T19513]      do_syscall_64+0xc6/0x1e0
[14832.220620][T19513] 
[14832.222774][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14832.222774][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14832.222774][T19513]      ipv6_find_idev+0x102/0x170
[14832.222774][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14832.222774][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14832.222774][T19513]      netlink_rcv_skb+0x130/0x360
[14832.222774][T19513]      netlink_unicast+0x449/0x710
[14832.222774][T19513]      netlink_sendmsg+0x723/0xbe0
[14832.222774][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14832.222774][T19513]      ___sys_sendmsg+0xee/0x170
[14832.222774][T19513]      __sys_sendmsg+0xcd/0x170
[14832.222774][T19513]      do_syscall_64+0xc6/0x1e0
[14832.222774][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14832.222774][T19513] 
[14832.224467][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14832.224467][T19513]      neigh_parms_alloc+0x1e5/0x510
[14832.224467][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14832.224467][T19513]      ipv6_find_idev+0x102/0x170
[14832.224467][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14832.224467][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14832.224467][T19513]      netlink_rcv_skb+0x130/0x360
[14832.224467][T19513]      netlink_unicast+0x449/0x710
[14832.224467][T19513]      netlink_sendmsg+0x723/0xbe0
[14832.224467][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14832.224467][T19513]      ___sys_sendmsg+0xee/0x170
[14832.224467][T19513]      __sys_sendmsg+0xcd/0x170
[14832.224467][T19513]      do_syscall_64+0xc6/0x1e0
[14832.224467][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14832.224467][T19513] 
[14842.463218][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14842.463965][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14842.463965][T19513]      netdev_get_by_index+0x5e/0x80
[14842.463965][T19513]      fib6_nh_init+0x3d8/0x15b0
[14842.463965][T19513]      ip6_route_info_create+0xf18/0x17d0
[14842.463965][T19513]      ip6_route_add+0x1c/0x140
[14842.463965][T19513]      addrconf_prefix_route+0x2a6/0x430
[14842.463965][T19513]      inet6_addr_add+0x4f8/0xa40
[14842.463965][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14842.463965][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14842.463965][T19513]      netlink_rcv_skb+0x130/0x360
[14842.463965][T19513]      netlink_unicast+0x449/0x710
[14842.463965][T19513]      netlink_sendmsg+0x723/0xbe0
[14842.463965][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14842.463965][T19513]      ___sys_sendmsg+0xee/0x170
[14842.463965][T19513]      __sys_sendmsg+0xcd/0x170
[14842.463965][T19513]      do_syscall_64+0xc6/0x1e0
[14842.463965][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14842.463965][T19513] 
[14842.466165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14842.466165][T19513]      netdev_get_by_index+0x5e/0x80
[14842.466165][T19513]      fib6_nh_init+0x3d8/0x15b0
[14842.466165][T19513]      ip6_route_info_create+0xf18/0x17d0
[14842.466165][T19513]      addrconf_f6i_alloc+0x315/0x560
[14842.466165][T19513]      ipv6_add_addr+0x411/0x2000
[14842.466165][T19513]      inet6_addr_add+0x30e/0xa40
[14842.466165][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14842.466165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14842.466165][T19513]      netlink_rcv_skb+0x130/0x360
[14842.466165][T19513]      netlink_unicast+0x449/0x710
[14842.466165][T19513]      netlink_sendmsg+0x723/0xbe0
[14842.466165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14842.466165][T19513]      ___sys_sendmsg+0xee/0x170
[14842.466165][T19513]      __sys_sendmsg+0xcd/0x170
[14842.466165][T19513]      do_syscall_64+0xc6/0x1e0
[14842.466165][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14842.466165][T19513] 
[14842.468368][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14842.468368][T19513]      netdev_get_by_index+0x5e/0x80
[14842.468368][T19513]      fib6_nh_init+0x3d8/0x15b0
[14842.468368][T19513]      ip6_route_info_create+0xf18/0x17d0
[14842.468368][T19513]      ip6_route_add+0x1c/0x140
[14842.468368][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14842.468368][T19513]      addrconf_add_dev+0xe2/0x170
[14842.468368][T19513]      inet6_addr_add+0x12f/0xa40
[14842.468368][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14842.468368][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14842.468368][T19513]      netlink_rcv_skb+0x130/0x360
[14842.468368][T19513]      netlink_unicast+0x449/0x710
[14842.468368][T19513]      netlink_sendmsg+0x723/0xbe0
[14842.468368][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14842.468368][T19513]      ___sys_sendmsg+0xee/0x170
[14842.468368][T19513]      __sys_sendmsg+0xcd/0x170
[14842.468368][T19513]      do_syscall_64+0xc6/0x1e0
[14842.468368][T19513] 
[14842.471073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14842.471073][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14842.471073][T19513]      ipv6_find_idev+0x102/0x170
[14842.471073][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14842.471073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14842.471073][T19513]      netlink_rcv_skb+0x130/0x360
[14842.471073][T19513]      netlink_unicast+0x449/0x710
[14842.471073][T19513]      netlink_sendmsg+0x723/0xbe0
[14842.471073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14842.471073][T19513]      ___sys_sendmsg+0xee/0x170
[14842.471073][T19513]      __sys_sendmsg+0xcd/0x170
[14842.471073][T19513]      do_syscall_64+0xc6/0x1e0
[14842.471073][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14842.471073][T19513] 
[14842.472741][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14842.472741][T19513]      neigh_parms_alloc+0x1e5/0x510
[14842.472741][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14842.472741][T19513]      ipv6_find_idev+0x102/0x170
[14842.472741][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14842.472741][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14842.472741][T19513]      netlink_rcv_skb+0x130/0x360
[14842.472741][T19513]      netlink_unicast+0x449/0x710
[14842.472741][T19513]      netlink_sendmsg+0x723/0xbe0
[14842.472741][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14842.472741][T19513]      ___sys_sendmsg+0xee/0x170
[14842.472741][T19513]      __sys_sendmsg+0xcd/0x170
[14842.472741][T19513]      do_syscall_64+0xc6/0x1e0
[14842.472741][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14842.472741][T19513] 
[14852.711168][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14852.711675][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14852.711675][T19513]      netdev_get_by_index+0x5e/0x80
[14852.711675][T19513]      fib6_nh_init+0x3d8/0x15b0
[14852.711675][T19513]      ip6_route_info_create+0xf18/0x17d0
[14852.711675][T19513]      ip6_route_add+0x1c/0x140
[14852.711675][T19513]      addrconf_prefix_route+0x2a6/0x430
[14852.711675][T19513]      inet6_addr_add+0x4f8/0xa40
[14852.711675][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14852.711675][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14852.711675][T19513]      netlink_rcv_skb+0x130/0x360
[14852.711675][T19513]      netlink_unicast+0x449/0x710
[14852.711675][T19513]      netlink_sendmsg+0x723/0xbe0
[14852.711675][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14852.711675][T19513]      ___sys_sendmsg+0xee/0x170
[14852.711675][T19513]      __sys_sendmsg+0xcd/0x170
[14852.711675][T19513]      do_syscall_64+0xc6/0x1e0
[14852.711675][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14852.711675][T19513] 
[14852.713940][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14852.713940][T19513]      netdev_get_by_index+0x5e/0x80
[14852.713940][T19513]      fib6_nh_init+0x3d8/0x15b0
[14852.713940][T19513]      ip6_route_info_create+0xf18/0x17d0
[14852.713940][T19513]      addrconf_f6i_alloc+0x315/0x560
[14852.713940][T19513]      ipv6_add_addr+0x411/0x2000
[14852.713940][T19513]      inet6_addr_add+0x30e/0xa40
[14852.713940][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14852.713940][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14852.713940][T19513]      netlink_rcv_skb+0x130/0x360
[14852.713940][T19513]      netlink_unicast+0x449/0x710
[14852.713940][T19513]      netlink_sendmsg+0x723/0xbe0
[14852.713940][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14852.713940][T19513]      ___sys_sendmsg+0xee/0x170
[14852.713940][T19513]      __sys_sendmsg+0xcd/0x170
[14852.713940][T19513]      do_syscall_64+0xc6/0x1e0
[14852.713940][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14852.713940][T19513] 
[14852.716166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14852.716166][T19513]      netdev_get_by_index+0x5e/0x80
[14852.716166][T19513]      fib6_nh_init+0x3d8/0x15b0
[14852.716166][T19513]      ip6_route_info_create+0xf18/0x17d0
[14852.716166][T19513]      ip6_route_add+0x1c/0x140
[14852.716166][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14852.716166][T19513]      addrconf_add_dev+0xe2/0x170
[14852.716166][T19513]      inet6_addr_add+0x12f/0xa40
[14852.716166][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14852.716166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14852.716166][T19513]      netlink_rcv_skb+0x130/0x360
[14852.716166][T19513]      netlink_unicast+0x449/0x710
[14852.716166][T19513]      netlink_sendmsg+0x723/0xbe0
[14852.716166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14852.716166][T19513]      ___sys_sendmsg+0xee/0x170
[14852.716166][T19513]      __sys_sendmsg+0xcd/0x170
[14852.716166][T19513]      do_syscall_64+0xc6/0x1e0
[14852.716166][T19513] 
[14852.718383][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14852.718383][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14852.718383][T19513]      ipv6_find_idev+0x102/0x170
[14852.718383][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14852.718383][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14852.718383][T19513]      netlink_rcv_skb+0x130/0x360
[14852.718383][T19513]      netlink_unicast+0x449/0x710
[14852.718383][T19513]      netlink_sendmsg+0x723/0xbe0
[14852.718383][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14852.718383][T19513]      ___sys_sendmsg+0xee/0x170
[14852.718383][T19513]      __sys_sendmsg+0xcd/0x170
[14852.718383][T19513]      do_syscall_64+0xc6/0x1e0
[14852.718383][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14852.718383][T19513] 
[14852.720093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14852.720093][T19513]      neigh_parms_alloc+0x1e5/0x510
[14852.720093][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14852.720093][T19513]      ipv6_find_idev+0x102/0x170
[14852.720093][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14852.720093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14852.720093][T19513]      netlink_rcv_skb+0x130/0x360
[14852.720093][T19513]      netlink_unicast+0x449/0x710
[14852.720093][T19513]      netlink_sendmsg+0x723/0xbe0
[14852.720093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14852.720093][T19513]      ___sys_sendmsg+0xee/0x170
[14852.720093][T19513]      __sys_sendmsg+0xcd/0x170
[14852.720093][T19513]      do_syscall_64+0xc6/0x1e0
[14852.720093][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14852.720093][T19513] 
[14862.975143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14862.975599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14862.975599][T19513]      netdev_get_by_index+0x5e/0x80
[14862.975599][T19513]      fib6_nh_init+0x3d8/0x15b0
[14862.975599][T19513]      ip6_route_info_create+0xf18/0x17d0
[14862.975599][T19513]      ip6_route_add+0x1c/0x140
[14862.975599][T19513]      addrconf_prefix_route+0x2a6/0x430
[14862.975599][T19513]      inet6_addr_add+0x4f8/0xa40
[14862.975599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14862.975599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14862.975599][T19513]      netlink_rcv_skb+0x130/0x360
[14862.975599][T19513]      netlink_unicast+0x449/0x710
[14862.975599][T19513]      netlink_sendmsg+0x723/0xbe0
[14862.975599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14862.975599][T19513]      ___sys_sendmsg+0xee/0x170
[14862.975599][T19513]      __sys_sendmsg+0xcd/0x170
[14862.975599][T19513]      do_syscall_64+0xc6/0x1e0
[14862.975599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14862.975599][T19513] 
[14862.977821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14862.977821][T19513]      netdev_get_by_index+0x5e/0x80
[14862.977821][T19513]      fib6_nh_init+0x3d8/0x15b0
[14862.977821][T19513]      ip6_route_info_create+0xf18/0x17d0
[14862.977821][T19513]      addrconf_f6i_alloc+0x315/0x560
[14862.977821][T19513]      ipv6_add_addr+0x411/0x2000
[14862.977821][T19513]      inet6_addr_add+0x30e/0xa40
[14862.977821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14862.977821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14862.977821][T19513]      netlink_rcv_skb+0x130/0x360
[14862.977821][T19513]      netlink_unicast+0x449/0x710
[14862.977821][T19513]      netlink_sendmsg+0x723/0xbe0
[14862.977821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14862.977821][T19513]      ___sys_sendmsg+0xee/0x170
[14862.977821][T19513]      __sys_sendmsg+0xcd/0x170
[14862.977821][T19513]      do_syscall_64+0xc6/0x1e0
[14862.977821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14862.977821][T19513] 
[14862.980049][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14862.980049][T19513]      netdev_get_by_index+0x5e/0x80
[14862.980049][T19513]      fib6_nh_init+0x3d8/0x15b0
[14862.980049][T19513]      ip6_route_info_create+0xf18/0x17d0
[14862.980049][T19513]      ip6_route_add+0x1c/0x140
[14862.980049][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14862.980049][T19513]      addrconf_add_dev+0xe2/0x170
[14862.980049][T19513]      inet6_addr_add+0x12f/0xa40
[14862.980049][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14862.980049][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14862.980049][T19513]      netlink_rcv_skb+0x130/0x360
[14862.980049][T19513]      netlink_unicast+0x449/0x710
[14862.980049][T19513]      netlink_sendmsg+0x723/0xbe0
[14862.980049][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14862.980049][T19513]      ___sys_sendmsg+0xee/0x170
[14862.980049][T19513]      __sys_sendmsg+0xcd/0x170
[14862.980049][T19513]      do_syscall_64+0xc6/0x1e0
[14862.980049][T19513] 
[14862.982220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14862.982220][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14862.982220][T19513]      ipv6_find_idev+0x102/0x170
[14862.982220][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14862.982220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14862.982220][T19513]      netlink_rcv_skb+0x130/0x360
[14862.982220][T19513]      netlink_unicast+0x449/0x710
[14862.982220][T19513]      netlink_sendmsg+0x723/0xbe0
[14862.982220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14862.982220][T19513]      ___sys_sendmsg+0xee/0x170
[14862.982220][T19513]      __sys_sendmsg+0xcd/0x170
[14862.982220][T19513]      do_syscall_64+0xc6/0x1e0
[14862.982220][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14862.982220][T19513] 
[14862.983918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14862.983918][T19513]      neigh_parms_alloc+0x1e5/0x510
[14862.983918][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14862.983918][T19513]      ipv6_find_idev+0x102/0x170
[14862.983918][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14862.983918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14862.983918][T19513]      netlink_rcv_skb+0x130/0x360
[14862.983918][T19513]      netlink_unicast+0x449/0x710
[14862.983918][T19513]      netlink_sendmsg+0x723/0xbe0
[14862.983918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14862.983918][T19513]      ___sys_sendmsg+0xee/0x170
[14862.983918][T19513]      __sys_sendmsg+0xcd/0x170
[14862.983918][T19513]      do_syscall_64+0xc6/0x1e0
[14862.983918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14862.983918][T19513] 
[14873.223177][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14873.223649][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14873.223649][T19513]      netdev_get_by_index+0x5e/0x80
[14873.223649][T19513]      fib6_nh_init+0x3d8/0x15b0
[14873.223649][T19513]      ip6_route_info_create+0xf18/0x17d0
[14873.223649][T19513]      ip6_route_add+0x1c/0x140
[14873.223649][T19513]      addrconf_prefix_route+0x2a6/0x430
[14873.223649][T19513]      inet6_addr_add+0x4f8/0xa40
[14873.223649][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14873.223649][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14873.223649][T19513]      netlink_rcv_skb+0x130/0x360
[14873.223649][T19513]      netlink_unicast+0x449/0x710
[14873.223649][T19513]      netlink_sendmsg+0x723/0xbe0
[14873.223649][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14873.223649][T19513]      ___sys_sendmsg+0xee/0x170
[14873.223649][T19513]      __sys_sendmsg+0xcd/0x170
[14873.223649][T19513]      do_syscall_64+0xc6/0x1e0
[14873.223649][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14873.223649][T19513] 
[14873.225883][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14873.225883][T19513]      netdev_get_by_index+0x5e/0x80
[14873.225883][T19513]      fib6_nh_init+0x3d8/0x15b0
[14873.225883][T19513]      ip6_route_info_create+0xf18/0x17d0
[14873.225883][T19513]      addrconf_f6i_alloc+0x315/0x560
[14873.225883][T19513]      ipv6_add_addr+0x411/0x2000
[14873.225883][T19513]      inet6_addr_add+0x30e/0xa40
[14873.225883][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14873.225883][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14873.225883][T19513]      netlink_rcv_skb+0x130/0x360
[14873.225883][T19513]      netlink_unicast+0x449/0x710
[14873.225883][T19513]      netlink_sendmsg+0x723/0xbe0
[14873.225883][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14873.225883][T19513]      ___sys_sendmsg+0xee/0x170
[14873.225883][T19513]      __sys_sendmsg+0xcd/0x170
[14873.225883][T19513]      do_syscall_64+0xc6/0x1e0
[14873.225883][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14873.225883][T19513] 
[14873.228100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14873.228100][T19513]      netdev_get_by_index+0x5e/0x80
[14873.228100][T19513]      fib6_nh_init+0x3d8/0x15b0
[14873.228100][T19513]      ip6_route_info_create+0xf18/0x17d0
[14873.228100][T19513]      ip6_route_add+0x1c/0x140
[14873.228100][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14873.228100][T19513]      addrconf_add_dev+0xe2/0x170
[14873.228100][T19513]      inet6_addr_add+0x12f/0xa40
[14873.228100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14873.228100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14873.228100][T19513]      netlink_rcv_skb+0x130/0x360
[14873.228100][T19513]      netlink_unicast+0x449/0x710
[14873.228100][T19513]      netlink_sendmsg+0x723/0xbe0
[14873.228100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14873.228100][T19513]      ___sys_sendmsg+0xee/0x170
[14873.228100][T19513]      __sys_sendmsg+0xcd/0x170
[14873.228100][T19513]      do_syscall_64+0xc6/0x1e0
[14873.228100][T19513] 
[14873.230268][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14873.230268][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14873.230268][T19513]      ipv6_find_idev+0x102/0x170
[14873.230268][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14873.230268][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14873.230268][T19513]      netlink_rcv_skb+0x130/0x360
[14873.230268][T19513]      netlink_unicast+0x449/0x710
[14873.230268][T19513]      netlink_sendmsg+0x723/0xbe0
[14873.230268][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14873.230268][T19513]      ___sys_sendmsg+0xee/0x170
[14873.230268][T19513]      __sys_sendmsg+0xcd/0x170
[14873.230268][T19513]      do_syscall_64+0xc6/0x1e0
[14873.230268][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14873.230268][T19513] 
[14873.231960][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14873.231960][T19513]      neigh_parms_alloc+0x1e5/0x510
[14873.231960][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14873.231960][T19513]      ipv6_find_idev+0x102/0x170
[14873.231960][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14873.231960][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14873.231960][T19513]      netlink_rcv_skb+0x130/0x360
[14873.231960][T19513]      netlink_unicast+0x449/0x710
[14873.231960][T19513]      netlink_sendmsg+0x723/0xbe0
[14873.231960][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14873.231960][T19513]      ___sys_sendmsg+0xee/0x170
[14873.231960][T19513]      __sys_sendmsg+0xcd/0x170
[14873.231960][T19513]      do_syscall_64+0xc6/0x1e0
[14873.231960][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14873.231960][T19513] 
[14883.471156][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14883.471619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14883.471619][T19513]      netdev_get_by_index+0x5e/0x80
[14883.471619][T19513]      fib6_nh_init+0x3d8/0x15b0
[14883.471619][T19513]      ip6_route_info_create+0xf18/0x17d0
[14883.471619][T19513]      ip6_route_add+0x1c/0x140
[14883.471619][T19513]      addrconf_prefix_route+0x2a6/0x430
[14883.471619][T19513]      inet6_addr_add+0x4f8/0xa40
[14883.471619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14883.471619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14883.471619][T19513]      netlink_rcv_skb+0x130/0x360
[14883.471619][T19513]      netlink_unicast+0x449/0x710
[14883.471619][T19513]      netlink_sendmsg+0x723/0xbe0
[14883.471619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14883.471619][T19513]      ___sys_sendmsg+0xee/0x170
[14883.471619][T19513]      __sys_sendmsg+0xcd/0x170
[14883.471619][T19513]      do_syscall_64+0xc6/0x1e0
[14883.471619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14883.471619][T19513] 
[14883.473861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14883.473861][T19513]      netdev_get_by_index+0x5e/0x80
[14883.473861][T19513]      fib6_nh_init+0x3d8/0x15b0
[14883.473861][T19513]      ip6_route_info_create+0xf18/0x17d0
[14883.473861][T19513]      addrconf_f6i_alloc+0x315/0x560
[14883.473861][T19513]      ipv6_add_addr+0x411/0x2000
[14883.473861][T19513]      inet6_addr_add+0x30e/0xa40
[14883.473861][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14883.473861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14883.473861][T19513]      netlink_rcv_skb+0x130/0x360
[14883.473861][T19513]      netlink_unicast+0x449/0x710
[14883.473861][T19513]      netlink_sendmsg+0x723/0xbe0
[14883.473861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14883.473861][T19513]      ___sys_sendmsg+0xee/0x170
[14883.473861][T19513]      __sys_sendmsg+0xcd/0x170
[14883.473861][T19513]      do_syscall_64+0xc6/0x1e0
[14883.473861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14883.473861][T19513] 
[14883.476073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14883.476073][T19513]      netdev_get_by_index+0x5e/0x80
[14883.476073][T19513]      fib6_nh_init+0x3d8/0x15b0
[14883.476073][T19513]      ip6_route_info_create+0xf18/0x17d0
[14883.476073][T19513]      ip6_route_add+0x1c/0x140
[14883.476073][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14883.476073][T19513]      addrconf_add_dev+0xe2/0x170
[14883.476073][T19513]      inet6_addr_add+0x12f/0xa40
[14883.476073][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14883.476073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14883.476073][T19513]      netlink_rcv_skb+0x130/0x360
[14883.476073][T19513]      netlink_unicast+0x449/0x710
[14883.476073][T19513]      netlink_sendmsg+0x723/0xbe0
[14883.476073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14883.476073][T19513]      ___sys_sendmsg+0xee/0x170
[14883.476073][T19513]      __sys_sendmsg+0xcd/0x170
[14883.476073][T19513]      do_syscall_64+0xc6/0x1e0
[14883.476073][T19513] 
[14883.478256][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14883.478256][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14883.478256][T19513]      ipv6_find_idev+0x102/0x170
[14883.478256][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14883.478256][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14883.478256][T19513]      netlink_rcv_skb+0x130/0x360
[14883.478256][T19513]      netlink_unicast+0x449/0x710
[14883.478256][T19513]      netlink_sendmsg+0x723/0xbe0
[14883.478256][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14883.478256][T19513]      ___sys_sendmsg+0xee/0x170
[14883.478256][T19513]      __sys_sendmsg+0xcd/0x170
[14883.478256][T19513]      do_syscall_64+0xc6/0x1e0
[14883.478256][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14883.478256][T19513] 
[14883.479959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14883.479959][T19513]      neigh_parms_alloc+0x1e5/0x510
[14883.479959][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14883.479959][T19513]      ipv6_find_idev+0x102/0x170
[14883.479959][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14883.479959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14883.479959][T19513]      netlink_rcv_skb+0x130/0x360
[14883.479959][T19513]      netlink_unicast+0x449/0x710
[14883.479959][T19513]      netlink_sendmsg+0x723/0xbe0
[14883.479959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14883.479959][T19513]      ___sys_sendmsg+0xee/0x170
[14883.479959][T19513]      __sys_sendmsg+0xcd/0x170
[14883.479959][T19513]      do_syscall_64+0xc6/0x1e0
[14883.479959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14883.479959][T19513] 
[14893.719126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14893.719584][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14893.719584][T19513]      netdev_get_by_index+0x5e/0x80
[14893.719584][T19513]      fib6_nh_init+0x3d8/0x15b0
[14893.719584][T19513]      ip6_route_info_create+0xf18/0x17d0
[14893.719584][T19513]      ip6_route_add+0x1c/0x140
[14893.719584][T19513]      addrconf_prefix_route+0x2a6/0x430
[14893.719584][T19513]      inet6_addr_add+0x4f8/0xa40
[14893.719584][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14893.719584][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14893.719584][T19513]      netlink_rcv_skb+0x130/0x360
[14893.719584][T19513]      netlink_unicast+0x449/0x710
[14893.719584][T19513]      netlink_sendmsg+0x723/0xbe0
[14893.719584][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14893.719584][T19513]      ___sys_sendmsg+0xee/0x170
[14893.719584][T19513]      __sys_sendmsg+0xcd/0x170
[14893.719584][T19513]      do_syscall_64+0xc6/0x1e0
[14893.719584][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14893.719584][T19513] 
[14893.721827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14893.721827][T19513]      netdev_get_by_index+0x5e/0x80
[14893.721827][T19513]      fib6_nh_init+0x3d8/0x15b0
[14893.721827][T19513]      ip6_route_info_create+0xf18/0x17d0
[14893.721827][T19513]      addrconf_f6i_alloc+0x315/0x560
[14893.721827][T19513]      ipv6_add_addr+0x411/0x2000
[14893.721827][T19513]      inet6_addr_add+0x30e/0xa40
[14893.721827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14893.721827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14893.721827][T19513]      netlink_rcv_skb+0x130/0x360
[14893.721827][T19513]      netlink_unicast+0x449/0x710
[14893.721827][T19513]      netlink_sendmsg+0x723/0xbe0
[14893.721827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14893.721827][T19513]      ___sys_sendmsg+0xee/0x170
[14893.721827][T19513]      __sys_sendmsg+0xcd/0x170
[14893.721827][T19513]      do_syscall_64+0xc6/0x1e0
[14893.721827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14893.721827][T19513] 
[14893.724043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14893.724043][T19513]      netdev_get_by_index+0x5e/0x80
[14893.724043][T19513]      fib6_nh_init+0x3d8/0x15b0
[14893.724043][T19513]      ip6_route_info_create+0xf18/0x17d0
[14893.724043][T19513]      ip6_route_add+0x1c/0x140
[14893.724043][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14893.724043][T19513]      addrconf_add_dev+0xe2/0x170
[14893.724043][T19513]      inet6_addr_add+0x12f/0xa40
[14893.724043][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14893.724043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14893.724043][T19513]      netlink_rcv_skb+0x130/0x360
[14893.724043][T19513]      netlink_unicast+0x449/0x710
[14893.724043][T19513]      netlink_sendmsg+0x723/0xbe0
[14893.724043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14893.724043][T19513]      ___sys_sendmsg+0xee/0x170
[14893.724043][T19513]      __sys_sendmsg+0xcd/0x170
[14893.724043][T19513]      do_syscall_64+0xc6/0x1e0
[14893.724043][T19513] 
[14893.726213][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14893.726213][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14893.726213][T19513]      ipv6_find_idev+0x102/0x170
[14893.726213][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14893.726213][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14893.726213][T19513]      netlink_rcv_skb+0x130/0x360
[14893.726213][T19513]      netlink_unicast+0x449/0x710
[14893.726213][T19513]      netlink_sendmsg+0x723/0xbe0
[14893.726213][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14893.726213][T19513]      ___sys_sendmsg+0xee/0x170
[14893.726213][T19513]      __sys_sendmsg+0xcd/0x170
[14893.726213][T19513]      do_syscall_64+0xc6/0x1e0
[14893.726213][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14893.726213][T19513] 
[14893.727923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14893.727923][T19513]      neigh_parms_alloc+0x1e5/0x510
[14893.727923][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14893.727923][T19513]      ipv6_find_idev+0x102/0x170
[14893.727923][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14893.727923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14893.727923][T19513]      netlink_rcv_skb+0x130/0x360
[14893.727923][T19513]      netlink_unicast+0x449/0x710
[14893.727923][T19513]      netlink_sendmsg+0x723/0xbe0
[14893.727923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14893.727923][T19513]      ___sys_sendmsg+0xee/0x170
[14893.727923][T19513]      __sys_sendmsg+0xcd/0x170
[14893.727923][T19513]      do_syscall_64+0xc6/0x1e0
[14893.727923][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14893.727923][T19513] 
[14903.967153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14903.967633][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14903.967633][T19513]      netdev_get_by_index+0x5e/0x80
[14903.967633][T19513]      fib6_nh_init+0x3d8/0x15b0
[14903.967633][T19513]      ip6_route_info_create+0xf18/0x17d0
[14903.967633][T19513]      ip6_route_add+0x1c/0x140
[14903.967633][T19513]      addrconf_prefix_route+0x2a6/0x430
[14903.967633][T19513]      inet6_addr_add+0x4f8/0xa40
[14903.967633][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14903.967633][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14903.967633][T19513]      netlink_rcv_skb+0x130/0x360
[14903.967633][T19513]      netlink_unicast+0x449/0x710
[14903.967633][T19513]      netlink_sendmsg+0x723/0xbe0
[14903.967633][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14903.967633][T19513]      ___sys_sendmsg+0xee/0x170
[14903.967633][T19513]      __sys_sendmsg+0xcd/0x170
[14903.967633][T19513]      do_syscall_64+0xc6/0x1e0
[14903.967633][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14903.967633][T19513] 
[14903.969871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14903.969871][T19513]      netdev_get_by_index+0x5e/0x80
[14903.969871][T19513]      fib6_nh_init+0x3d8/0x15b0
[14903.969871][T19513]      ip6_route_info_create+0xf18/0x17d0
[14903.969871][T19513]      addrconf_f6i_alloc+0x315/0x560
[14903.969871][T19513]      ipv6_add_addr+0x411/0x2000
[14903.969871][T19513]      inet6_addr_add+0x30e/0xa40
[14903.969871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14903.969871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14903.969871][T19513]      netlink_rcv_skb+0x130/0x360
[14903.969871][T19513]      netlink_unicast+0x449/0x710
[14903.969871][T19513]      netlink_sendmsg+0x723/0xbe0
[14903.969871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14903.969871][T19513]      ___sys_sendmsg+0xee/0x170
[14903.969871][T19513]      __sys_sendmsg+0xcd/0x170
[14903.969871][T19513]      do_syscall_64+0xc6/0x1e0
[14903.969871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14903.969871][T19513] 
[14903.972074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14903.972074][T19513]      netdev_get_by_index+0x5e/0x80
[14903.972074][T19513]      fib6_nh_init+0x3d8/0x15b0
[14903.972074][T19513]      ip6_route_info_create+0xf18/0x17d0
[14903.972074][T19513]      ip6_route_add+0x1c/0x140
[14903.972074][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14903.972074][T19513]      addrconf_add_dev+0xe2/0x170
[14903.972074][T19513]      inet6_addr_add+0x12f/0xa40
[14903.972074][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14903.972074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14903.972074][T19513]      netlink_rcv_skb+0x130/0x360
[14903.972074][T19513]      netlink_unicast+0x449/0x710
[14903.972074][T19513]      netlink_sendmsg+0x723/0xbe0
[14903.972074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14903.972074][T19513]      ___sys_sendmsg+0xee/0x170
[14903.972074][T19513]      __sys_sendmsg+0xcd/0x170
[14903.972074][T19513]      do_syscall_64+0xc6/0x1e0
[14903.972074][T19513] 
[14903.974252][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14903.974252][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14903.974252][T19513]      ipv6_find_idev+0x102/0x170
[14903.974252][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14903.974252][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14903.974252][T19513]      netlink_rcv_skb+0x130/0x360
[14903.974252][T19513]      netlink_unicast+0x449/0x710
[14903.974252][T19513]      netlink_sendmsg+0x723/0xbe0
[14903.974252][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14903.974252][T19513]      ___sys_sendmsg+0xee/0x170
[14903.974252][T19513]      __sys_sendmsg+0xcd/0x170
[14903.974252][T19513]      do_syscall_64+0xc6/0x1e0
[14903.974252][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14903.974252][T19513] 
[14903.975943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14903.975943][T19513]      neigh_parms_alloc+0x1e5/0x510
[14903.975943][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14903.975943][T19513]      ipv6_find_idev+0x102/0x170
[14903.975943][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14903.975943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14903.975943][T19513]      netlink_rcv_skb+0x130/0x360
[14903.975943][T19513]      netlink_unicast+0x449/0x710
[14903.975943][T19513]      netlink_sendmsg+0x723/0xbe0
[14903.975943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14903.975943][T19513]      ___sys_sendmsg+0xee/0x170
[14903.975943][T19513]      __sys_sendmsg+0xcd/0x170
[14903.975943][T19513]      do_syscall_64+0xc6/0x1e0
[14903.975943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14903.975943][T19513] 
[14914.215186][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14914.215676][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14914.215676][T19513]      netdev_get_by_index+0x5e/0x80
[14914.215676][T19513]      fib6_nh_init+0x3d8/0x15b0
[14914.215676][T19513]      ip6_route_info_create+0xf18/0x17d0
[14914.215676][T19513]      ip6_route_add+0x1c/0x140
[14914.215676][T19513]      addrconf_prefix_route+0x2a6/0x430
[14914.215676][T19513]      inet6_addr_add+0x4f8/0xa40
[14914.215676][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14914.215676][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14914.215676][T19513]      netlink_rcv_skb+0x130/0x360
[14914.215676][T19513]      netlink_unicast+0x449/0x710
[14914.215676][T19513]      netlink_sendmsg+0x723/0xbe0
[14914.215676][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14914.215676][T19513]      ___sys_sendmsg+0xee/0x170
[14914.215676][T19513]      __sys_sendmsg+0xcd/0x170
[14914.215676][T19513]      do_syscall_64+0xc6/0x1e0
[14914.215676][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14914.215676][T19513] 
[14914.217857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14914.217857][T19513]      netdev_get_by_index+0x5e/0x80
[14914.217857][T19513]      fib6_nh_init+0x3d8/0x15b0
[14914.217857][T19513]      ip6_route_info_create+0xf18/0x17d0
[14914.217857][T19513]      addrconf_f6i_alloc+0x315/0x560
[14914.217857][T19513]      ipv6_add_addr+0x411/0x2000
[14914.217857][T19513]      inet6_addr_add+0x30e/0xa40
[14914.217857][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14914.217857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14914.217857][T19513]      netlink_rcv_skb+0x130/0x360
[14914.217857][T19513]      netlink_unicast+0x449/0x710
[14914.217857][T19513]      netlink_sendmsg+0x723/0xbe0
[14914.217857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14914.217857][T19513]      ___sys_sendmsg+0xee/0x170
[14914.217857][T19513]      __sys_sendmsg+0xcd/0x170
[14914.217857][T19513]      do_syscall_64+0xc6/0x1e0
[14914.217857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14914.217857][T19513] 
[14914.220061][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14914.220061][T19513]      netdev_get_by_index+0x5e/0x80
[14914.220061][T19513]      fib6_nh_init+0x3d8/0x15b0
[14914.220061][T19513]      ip6_route_info_create+0xf18/0x17d0
[14914.220061][T19513]      ip6_route_add+0x1c/0x140
[14914.220061][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14914.220061][T19513]      addrconf_add_dev+0xe2/0x170
[14914.220061][T19513]      inet6_addr_add+0x12f/0xa40
[14914.220061][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14914.220061][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14914.220061][T19513]      netlink_rcv_skb+0x130/0x360
[14914.220061][T19513]      netlink_unicast+0x449/0x710
[14914.220061][T19513]      netlink_sendmsg+0x723/0xbe0
[14914.220061][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14914.220061][T19513]      ___sys_sendmsg+0xee/0x170
[14914.220061][T19513]      __sys_sendmsg+0xcd/0x170
[14914.220061][T19513]      do_syscall_64+0xc6/0x1e0
[14914.220061][T19513] 
[14914.222176][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14914.222176][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14914.222176][T19513]      ipv6_find_idev+0x102/0x170
[14914.222176][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14914.222176][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14914.222176][T19513]      netlink_rcv_skb+0x130/0x360
[14914.222176][T19513]      netlink_unicast+0x449/0x710
[14914.222176][T19513]      netlink_sendmsg+0x723/0xbe0
[14914.222176][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14914.222176][T19513]      ___sys_sendmsg+0xee/0x170
[14914.222176][T19513]      __sys_sendmsg+0xcd/0x170
[14914.222176][T19513]      do_syscall_64+0xc6/0x1e0
[14914.222176][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14914.222176][T19513] 
[14914.223845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14914.223845][T19513]      neigh_parms_alloc+0x1e5/0x510
[14914.223845][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14914.223845][T19513]      ipv6_find_idev+0x102/0x170
[14914.223845][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14914.223845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14914.223845][T19513]      netlink_rcv_skb+0x130/0x360
[14914.223845][T19513]      netlink_unicast+0x449/0x710
[14914.223845][T19513]      netlink_sendmsg+0x723/0xbe0
[14914.223845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14914.223845][T19513]      ___sys_sendmsg+0xee/0x170
[14914.223845][T19513]      __sys_sendmsg+0xcd/0x170
[14914.223845][T19513]      do_syscall_64+0xc6/0x1e0
[14914.223845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14914.223845][T19513] 
[14924.263152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14924.263657][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14924.263657][T19513]      netdev_get_by_index+0x5e/0x80
[14924.263657][T19513]      fib6_nh_init+0x3d8/0x15b0
[14924.263657][T19513]      ip6_route_info_create+0xf18/0x17d0
[14924.263657][T19513]      ip6_route_add+0x1c/0x140
[14924.263657][T19513]      addrconf_prefix_route+0x2a6/0x430
[14924.263657][T19513]      inet6_addr_add+0x4f8/0xa40
[14924.263657][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14924.263657][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14924.263657][T19513]      netlink_rcv_skb+0x130/0x360
[14924.263657][T19513]      netlink_unicast+0x449/0x710
[14924.263657][T19513]      netlink_sendmsg+0x723/0xbe0
[14924.263657][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14924.263657][T19513]      ___sys_sendmsg+0xee/0x170
[14924.263657][T19513]      __sys_sendmsg+0xcd/0x170
[14924.263657][T19513]      do_syscall_64+0xc6/0x1e0
[14924.263657][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14924.263657][T19513] 
[14924.265910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14924.265910][T19513]      netdev_get_by_index+0x5e/0x80
[14924.265910][T19513]      fib6_nh_init+0x3d8/0x15b0
[14924.265910][T19513]      ip6_route_info_create+0xf18/0x17d0
[14924.265910][T19513]      addrconf_f6i_alloc+0x315/0x560
[14924.265910][T19513]      ipv6_add_addr+0x411/0x2000
[14924.265910][T19513]      inet6_addr_add+0x30e/0xa40
[14924.265910][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14924.265910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14924.265910][T19513]      netlink_rcv_skb+0x130/0x360
[14924.265910][T19513]      netlink_unicast+0x449/0x710
[14924.265910][T19513]      netlink_sendmsg+0x723/0xbe0
[14924.265910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14924.265910][T19513]      ___sys_sendmsg+0xee/0x170
[14924.265910][T19513]      __sys_sendmsg+0xcd/0x170
[14924.265910][T19513]      do_syscall_64+0xc6/0x1e0
[14924.265910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14924.265910][T19513] 
[14924.268168][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14924.268168][T19513]      netdev_get_by_index+0x5e/0x80
[14924.268168][T19513]      fib6_nh_init+0x3d8/0x15b0
[14924.268168][T19513]      ip6_route_info_create+0xf18/0x17d0
[14924.268168][T19513]      ip6_route_add+0x1c/0x140
[14924.268168][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14924.268168][T19513]      addrconf_add_dev+0xe2/0x170
[14924.268168][T19513]      inet6_addr_add+0x12f/0xa40
[14924.268168][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14924.268168][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14924.268168][T19513]      netlink_rcv_skb+0x130/0x360
[14924.268168][T19513]      netlink_unicast+0x449/0x710
[14924.268168][T19513]      netlink_sendmsg+0x723/0xbe0
[14924.268168][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14924.268168][T19513]      ___sys_sendmsg+0xee/0x170
[14924.268168][T19513]      __sys_sendmsg+0xcd/0x170
[14924.268168][T19513]      do_syscall_64+0xc6/0x1e0
[14924.268168][T19513] 
[14924.270354][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14924.270354][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14924.270354][T19513]      ipv6_find_idev+0x102/0x170
[14924.270354][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14924.270354][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14924.270354][T19513]      netlink_rcv_skb+0x130/0x360
[14924.270354][T19513]      netlink_unicast+0x449/0x710
[14924.270354][T19513]      netlink_sendmsg+0x723/0xbe0
[14924.270354][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14924.270354][T19513]      ___sys_sendmsg+0xee/0x170
[14924.270354][T19513]      __sys_sendmsg+0xcd/0x170
[14924.270354][T19513]      do_syscall_64+0xc6/0x1e0
[14924.270354][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14924.270354][T19513] 
[14924.272085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14924.272085][T19513]      neigh_parms_alloc+0x1e5/0x510
[14924.272085][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14924.272085][T19513]      ipv6_find_idev+0x102/0x170
[14924.272085][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14924.272085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14924.272085][T19513]      netlink_rcv_skb+0x130/0x360
[14924.272085][T19513]      netlink_unicast+0x449/0x710
[14924.272085][T19513]      netlink_sendmsg+0x723/0xbe0
[14924.272085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14924.272085][T19513]      ___sys_sendmsg+0xee/0x170
[14924.272085][T19513]      __sys_sendmsg+0xcd/0x170
[14924.272085][T19513]      do_syscall_64+0xc6/0x1e0
[14924.272085][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14924.272085][T19513] 
[14934.527149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14934.527579][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14934.527579][T19513]      netdev_get_by_index+0x5e/0x80
[14934.527579][T19513]      fib6_nh_init+0x3d8/0x15b0
[14934.527579][T19513]      ip6_route_info_create+0xf18/0x17d0
[14934.527579][T19513]      ip6_route_add+0x1c/0x140
[14934.527579][T19513]      addrconf_prefix_route+0x2a6/0x430
[14934.527579][T19513]      inet6_addr_add+0x4f8/0xa40
[14934.527579][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14934.527579][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14934.527579][T19513]      netlink_rcv_skb+0x130/0x360
[14934.527579][T19513]      netlink_unicast+0x449/0x710
[14934.527579][T19513]      netlink_sendmsg+0x723/0xbe0
[14934.527579][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14934.527579][T19513]      ___sys_sendmsg+0xee/0x170
[14934.527579][T19513]      __sys_sendmsg+0xcd/0x170
[14934.527579][T19513]      do_syscall_64+0xc6/0x1e0
[14934.527579][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14934.527579][T19513] 
[14934.529849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14934.529849][T19513]      netdev_get_by_index+0x5e/0x80
[14934.529849][T19513]      fib6_nh_init+0x3d8/0x15b0
[14934.529849][T19513]      ip6_route_info_create+0xf18/0x17d0
[14934.529849][T19513]      addrconf_f6i_alloc+0x315/0x560
[14934.529849][T19513]      ipv6_add_addr+0x411/0x2000
[14934.529849][T19513]      inet6_addr_add+0x30e/0xa40
[14934.529849][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14934.529849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14934.529849][T19513]      netlink_rcv_skb+0x130/0x360
[14934.529849][T19513]      netlink_unicast+0x449/0x710
[14934.529849][T19513]      netlink_sendmsg+0x723/0xbe0
[14934.529849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14934.529849][T19513]      ___sys_sendmsg+0xee/0x170
[14934.529849][T19513]      __sys_sendmsg+0xcd/0x170
[14934.529849][T19513]      do_syscall_64+0xc6/0x1e0
[14934.529849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14934.529849][T19513] 
[14934.532099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14934.532099][T19513]      netdev_get_by_index+0x5e/0x80
[14934.532099][T19513]      fib6_nh_init+0x3d8/0x15b0
[14934.532099][T19513]      ip6_route_info_create+0xf18/0x17d0
[14934.532099][T19513]      ip6_route_add+0x1c/0x140
[14934.532099][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14934.532099][T19513]      addrconf_add_dev+0xe2/0x170
[14934.532099][T19513]      inet6_addr_add+0x12f/0xa40
[14934.532099][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14934.532099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14934.532099][T19513]      netlink_rcv_skb+0x130/0x360
[14934.532099][T19513]      netlink_unicast+0x449/0x710
[14934.532099][T19513]      netlink_sendmsg+0x723/0xbe0
[14934.532099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14934.532099][T19513]      ___sys_sendmsg+0xee/0x170
[14934.532099][T19513]      __sys_sendmsg+0xcd/0x170
[14934.532099][T19513]      do_syscall_64+0xc6/0x1e0
[14934.532099][T19513] 
[14934.534301][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14934.534301][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14934.534301][T19513]      ipv6_find_idev+0x102/0x170
[14934.534301][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14934.534301][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14934.534301][T19513]      netlink_rcv_skb+0x130/0x360
[14934.534301][T19513]      netlink_unicast+0x449/0x710
[14934.534301][T19513]      netlink_sendmsg+0x723/0xbe0
[14934.534301][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14934.534301][T19513]      ___sys_sendmsg+0xee/0x170
[14934.534301][T19513]      __sys_sendmsg+0xcd/0x170
[14934.534301][T19513]      do_syscall_64+0xc6/0x1e0
[14934.534301][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14934.534301][T19513] 
[14934.536019][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14934.536019][T19513]      neigh_parms_alloc+0x1e5/0x510
[14934.536019][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14934.536019][T19513]      ipv6_find_idev+0x102/0x170
[14934.536019][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14934.536019][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14934.536019][T19513]      netlink_rcv_skb+0x130/0x360
[14934.536019][T19513]      netlink_unicast+0x449/0x710
[14934.536019][T19513]      netlink_sendmsg+0x723/0xbe0
[14934.536019][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14934.536019][T19513]      ___sys_sendmsg+0xee/0x170
[14934.536019][T19513]      __sys_sendmsg+0xcd/0x170
[14934.536019][T19513]      do_syscall_64+0xc6/0x1e0
[14934.536019][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14934.536019][T19513] 
[14944.783239][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14944.783730][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14944.783730][T19513]      netdev_get_by_index+0x5e/0x80
[14944.783730][T19513]      fib6_nh_init+0x3d8/0x15b0
[14944.783730][T19513]      ip6_route_info_create+0xf18/0x17d0
[14944.783730][T19513]      ip6_route_add+0x1c/0x140
[14944.783730][T19513]      addrconf_prefix_route+0x2a6/0x430
[14944.783730][T19513]      inet6_addr_add+0x4f8/0xa40
[14944.783730][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14944.783730][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14944.783730][T19513]      netlink_rcv_skb+0x130/0x360
[14944.783730][T19513]      netlink_unicast+0x449/0x710
[14944.783730][T19513]      netlink_sendmsg+0x723/0xbe0
[14944.783730][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14944.783730][T19513]      ___sys_sendmsg+0xee/0x170
[14944.783730][T19513]      __sys_sendmsg+0xcd/0x170
[14944.783730][T19513]      do_syscall_64+0xc6/0x1e0
[14944.783730][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14944.783730][T19513] 
[14944.785983][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14944.785983][T19513]      netdev_get_by_index+0x5e/0x80
[14944.785983][T19513]      fib6_nh_init+0x3d8/0x15b0
[14944.785983][T19513]      ip6_route_info_create+0xf18/0x17d0
[14944.785983][T19513]      addrconf_f6i_alloc+0x315/0x560
[14944.785983][T19513]      ipv6_add_addr+0x411/0x2000
[14944.785983][T19513]      inet6_addr_add+0x30e/0xa40
[14944.785983][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14944.785983][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14944.785983][T19513]      netlink_rcv_skb+0x130/0x360
[14944.785983][T19513]      netlink_unicast+0x449/0x710
[14944.785983][T19513]      netlink_sendmsg+0x723/0xbe0
[14944.785983][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14944.785983][T19513]      ___sys_sendmsg+0xee/0x170
[14944.785983][T19513]      __sys_sendmsg+0xcd/0x170
[14944.785983][T19513]      do_syscall_64+0xc6/0x1e0
[14944.785983][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14944.785983][T19513] 
[14944.788238][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14944.788238][T19513]      netdev_get_by_index+0x5e/0x80
[14944.788238][T19513]      fib6_nh_init+0x3d8/0x15b0
[14944.788238][T19513]      ip6_route_info_create+0xf18/0x17d0
[14944.788238][T19513]      ip6_route_add+0x1c/0x140
[14944.788238][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14944.788238][T19513]      addrconf_add_dev+0xe2/0x170
[14944.788238][T19513]      inet6_addr_add+0x12f/0xa40
[14944.788238][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14944.788238][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14944.788238][T19513]      netlink_rcv_skb+0x130/0x360
[14944.788238][T19513]      netlink_unicast+0x449/0x710
[14944.788238][T19513]      netlink_sendmsg+0x723/0xbe0
[14944.788238][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14944.788238][T19513]      ___sys_sendmsg+0xee/0x170
[14944.788238][T19513]      __sys_sendmsg+0xcd/0x170
[14944.788238][T19513]      do_syscall_64+0xc6/0x1e0
[14944.788238][T19513] 
[14944.790435][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14944.790435][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14944.790435][T19513]      ipv6_find_idev+0x102/0x170
[14944.790435][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14944.790435][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14944.790435][T19513]      netlink_rcv_skb+0x130/0x360
[14944.790435][T19513]      netlink_unicast+0x449/0x710
[14944.790435][T19513]      netlink_sendmsg+0x723/0xbe0
[14944.790435][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14944.790435][T19513]      ___sys_sendmsg+0xee/0x170
[14944.790435][T19513]      __sys_sendmsg+0xcd/0x170
[14944.790435][T19513]      do_syscall_64+0xc6/0x1e0
[14944.790435][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14944.790435][T19513] 
[14944.792150][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14944.792150][T19513]      neigh_parms_alloc+0x1e5/0x510
[14944.792150][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14944.792150][T19513]      ipv6_find_idev+0x102/0x170
[14944.792150][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14944.792150][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14944.792150][T19513]      netlink_rcv_skb+0x130/0x360
[14944.792150][T19513]      netlink_unicast+0x449/0x710
[14944.792150][T19513]      netlink_sendmsg+0x723/0xbe0
[14944.792150][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14944.792150][T19513]      ___sys_sendmsg+0xee/0x170
[14944.792150][T19513]      __sys_sendmsg+0xcd/0x170
[14944.792150][T19513]      do_syscall_64+0xc6/0x1e0
[14944.792150][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14944.792150][T19513] 
[14955.047153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14955.047646][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14955.047646][T19513]      netdev_get_by_index+0x5e/0x80
[14955.047646][T19513]      fib6_nh_init+0x3d8/0x15b0
[14955.047646][T19513]      ip6_route_info_create+0xf18/0x17d0
[14955.047646][T19513]      ip6_route_add+0x1c/0x140
[14955.047646][T19513]      addrconf_prefix_route+0x2a6/0x430
[14955.047646][T19513]      inet6_addr_add+0x4f8/0xa40
[14955.047646][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14955.047646][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14955.047646][T19513]      netlink_rcv_skb+0x130/0x360
[14955.047646][T19513]      netlink_unicast+0x449/0x710
[14955.047646][T19513]      netlink_sendmsg+0x723/0xbe0
[14955.047646][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14955.047646][T19513]      ___sys_sendmsg+0xee/0x170
[14955.047646][T19513]      __sys_sendmsg+0xcd/0x170
[14955.047646][T19513]      do_syscall_64+0xc6/0x1e0
[14955.047646][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14955.047646][T19513] 
[14955.049913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14955.049913][T19513]      netdev_get_by_index+0x5e/0x80
[14955.049913][T19513]      fib6_nh_init+0x3d8/0x15b0
[14955.049913][T19513]      ip6_route_info_create+0xf18/0x17d0
[14955.049913][T19513]      addrconf_f6i_alloc+0x315/0x560
[14955.049913][T19513]      ipv6_add_addr+0x411/0x2000
[14955.049913][T19513]      inet6_addr_add+0x30e/0xa40
[14955.049913][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14955.049913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14955.049913][T19513]      netlink_rcv_skb+0x130/0x360
[14955.049913][T19513]      netlink_unicast+0x449/0x710
[14955.049913][T19513]      netlink_sendmsg+0x723/0xbe0
[14955.049913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14955.049913][T19513]      ___sys_sendmsg+0xee/0x170
[14955.049913][T19513]      __sys_sendmsg+0xcd/0x170
[14955.049913][T19513]      do_syscall_64+0xc6/0x1e0
[14955.049913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14955.049913][T19513] 
[14955.052142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14955.052142][T19513]      netdev_get_by_index+0x5e/0x80
[14955.052142][T19513]      fib6_nh_init+0x3d8/0x15b0
[14955.052142][T19513]      ip6_route_info_create+0xf18/0x17d0
[14955.052142][T19513]      ip6_route_add+0x1c/0x140
[14955.052142][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14955.052142][T19513]      addrconf_add_dev+0xe2/0x170
[14955.052142][T19513]      inet6_addr_add+0x12f/0xa40
[14955.052142][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14955.052142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14955.052142][T19513]      netlink_rcv_skb+0x130/0x360
[14955.052142][T19513]      netlink_unicast+0x449/0x710
[14955.052142][T19513]      netlink_sendmsg+0x723/0xbe0
[14955.052142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14955.052142][T19513]      ___sys_sendmsg+0xee/0x170
[14955.052142][T19513]      __sys_sendmsg+0xcd/0x170
[14955.052142][T19513]      do_syscall_64+0xc6/0x1e0
[14955.052142][T19513] 
[14955.054327][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14955.054327][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14955.054327][T19513]      ipv6_find_idev+0x102/0x170
[14955.054327][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14955.054327][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14955.054327][T19513]      netlink_rcv_skb+0x130/0x360
[14955.054327][T19513]      netlink_unicast+0x449/0x710
[14955.054327][T19513]      netlink_sendmsg+0x723/0xbe0
[14955.054327][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14955.054327][T19513]      ___sys_sendmsg+0xee/0x170
[14955.054327][T19513]      __sys_sendmsg+0xcd/0x170
[14955.054327][T19513]      do_syscall_64+0xc6/0x1e0
[14955.054327][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14955.054327][T19513] 
[14955.056039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14955.056039][T19513]      neigh_parms_alloc+0x1e5/0x510
[14955.056039][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14955.056039][T19513]      ipv6_find_idev+0x102/0x170
[14955.056039][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14955.056039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14955.056039][T19513]      netlink_rcv_skb+0x130/0x360
[14955.056039][T19513]      netlink_unicast+0x449/0x710
[14955.056039][T19513]      netlink_sendmsg+0x723/0xbe0
[14955.056039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14955.056039][T19513]      ___sys_sendmsg+0xee/0x170
[14955.056039][T19513]      __sys_sendmsg+0xcd/0x170
[14955.056039][T19513]      do_syscall_64+0xc6/0x1e0
[14955.056039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14955.056039][T19513] 
[14965.311160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14965.311650][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14965.311650][T19513]      netdev_get_by_index+0x5e/0x80
[14965.311650][T19513]      fib6_nh_init+0x3d8/0x15b0
[14965.311650][T19513]      ip6_route_info_create+0xf18/0x17d0
[14965.311650][T19513]      ip6_route_add+0x1c/0x140
[14965.311650][T19513]      addrconf_prefix_route+0x2a6/0x430
[14965.311650][T19513]      inet6_addr_add+0x4f8/0xa40
[14965.311650][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14965.311650][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14965.311650][T19513]      netlink_rcv_skb+0x130/0x360
[14965.311650][T19513]      netlink_unicast+0x449/0x710
[14965.311650][T19513]      netlink_sendmsg+0x723/0xbe0
[14965.311650][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14965.311650][T19513]      ___sys_sendmsg+0xee/0x170
[14965.311650][T19513]      __sys_sendmsg+0xcd/0x170
[14965.311650][T19513]      do_syscall_64+0xc6/0x1e0
[14965.311650][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14965.311650][T19513] 
[14965.313896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14965.313896][T19513]      netdev_get_by_index+0x5e/0x80
[14965.313896][T19513]      fib6_nh_init+0x3d8/0x15b0
[14965.313896][T19513]      ip6_route_info_create+0xf18/0x17d0
[14965.313896][T19513]      addrconf_f6i_alloc+0x315/0x560
[14965.313896][T19513]      ipv6_add_addr+0x411/0x2000
[14965.313896][T19513]      inet6_addr_add+0x30e/0xa40
[14965.313896][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14965.313896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14965.313896][T19513]      netlink_rcv_skb+0x130/0x360
[14965.313896][T19513]      netlink_unicast+0x449/0x710
[14965.313896][T19513]      netlink_sendmsg+0x723/0xbe0
[14965.313896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14965.313896][T19513]      ___sys_sendmsg+0xee/0x170
[14965.313896][T19513]      __sys_sendmsg+0xcd/0x170
[14965.313896][T19513]      do_syscall_64+0xc6/0x1e0
[14965.313896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14965.313896][T19513] 
[14965.316123][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14965.316123][T19513]      netdev_get_by_index+0x5e/0x80
[14965.316123][T19513]      fib6_nh_init+0x3d8/0x15b0
[14965.316123][T19513]      ip6_route_info_create+0xf18/0x17d0
[14965.316123][T19513]      ip6_route_add+0x1c/0x140
[14965.316123][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14965.316123][T19513]      addrconf_add_dev+0xe2/0x170
[14965.316123][T19513]      inet6_addr_add+0x12f/0xa40
[14965.316123][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14965.316123][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14965.316123][T19513]      netlink_rcv_skb+0x130/0x360
[14965.316123][T19513]      netlink_unicast+0x449/0x710
[14965.316123][T19513]      netlink_sendmsg+0x723/0xbe0
[14965.316123][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14965.316123][T19513]      ___sys_sendmsg+0xee/0x170
[14965.316123][T19513]      __sys_sendmsg+0xcd/0x170
[14965.316123][T19513]      do_syscall_64+0xc6/0x1e0
[14965.316123][T19513] 
[14965.318320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14965.318320][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14965.318320][T19513]      ipv6_find_idev+0x102/0x170
[14965.318320][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14965.318320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14965.318320][T19513]      netlink_rcv_skb+0x130/0x360
[14965.318320][T19513]      netlink_unicast+0x449/0x710
[14965.318320][T19513]      netlink_sendmsg+0x723/0xbe0
[14965.318320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14965.318320][T19513]      ___sys_sendmsg+0xee/0x170
[14965.318320][T19513]      __sys_sendmsg+0xcd/0x170
[14965.318320][T19513]      do_syscall_64+0xc6/0x1e0
[14965.318320][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14965.318320][T19513] 
[14965.320045][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14965.320045][T19513]      neigh_parms_alloc+0x1e5/0x510
[14965.320045][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14965.320045][T19513]      ipv6_find_idev+0x102/0x170
[14965.320045][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14965.320045][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14965.320045][T19513]      netlink_rcv_skb+0x130/0x360
[14965.320045][T19513]      netlink_unicast+0x449/0x710
[14965.320045][T19513]      netlink_sendmsg+0x723/0xbe0
[14965.320045][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14965.320045][T19513]      ___sys_sendmsg+0xee/0x170
[14965.320045][T19513]      __sys_sendmsg+0xcd/0x170
[14965.320045][T19513]      do_syscall_64+0xc6/0x1e0
[14965.320045][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14965.320045][T19513] 
[14975.575157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14975.575636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14975.575636][T19513]      netdev_get_by_index+0x5e/0x80
[14975.575636][T19513]      fib6_nh_init+0x3d8/0x15b0
[14975.575636][T19513]      ip6_route_info_create+0xf18/0x17d0
[14975.575636][T19513]      ip6_route_add+0x1c/0x140
[14975.575636][T19513]      addrconf_prefix_route+0x2a6/0x430
[14975.575636][T19513]      inet6_addr_add+0x4f8/0xa40
[14975.575636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14975.575636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14975.575636][T19513]      netlink_rcv_skb+0x130/0x360
[14975.575636][T19513]      netlink_unicast+0x449/0x710
[14975.575636][T19513]      netlink_sendmsg+0x723/0xbe0
[14975.575636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14975.575636][T19513]      ___sys_sendmsg+0xee/0x170
[14975.575636][T19513]      __sys_sendmsg+0xcd/0x170
[14975.575636][T19513]      do_syscall_64+0xc6/0x1e0
[14975.575636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14975.575636][T19513] 
[14975.577904][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14975.577904][T19513]      netdev_get_by_index+0x5e/0x80
[14975.577904][T19513]      fib6_nh_init+0x3d8/0x15b0
[14975.577904][T19513]      ip6_route_info_create+0xf18/0x17d0
[14975.577904][T19513]      addrconf_f6i_alloc+0x315/0x560
[14975.577904][T19513]      ipv6_add_addr+0x411/0x2000
[14975.577904][T19513]      inet6_addr_add+0x30e/0xa40
[14975.577904][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14975.577904][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14975.577904][T19513]      netlink_rcv_skb+0x130/0x360
[14975.577904][T19513]      netlink_unicast+0x449/0x710
[14975.577904][T19513]      netlink_sendmsg+0x723/0xbe0
[14975.577904][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14975.577904][T19513]      ___sys_sendmsg+0xee/0x170
[14975.577904][T19513]      __sys_sendmsg+0xcd/0x170
[14975.577904][T19513]      do_syscall_64+0xc6/0x1e0
[14975.577904][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14975.577904][T19513] 
[14975.580137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14975.580137][T19513]      netdev_get_by_index+0x5e/0x80
[14975.580137][T19513]      fib6_nh_init+0x3d8/0x15b0
[14975.580137][T19513]      ip6_route_info_create+0xf18/0x17d0
[14975.580137][T19513]      ip6_route_add+0x1c/0x140
[14975.580137][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14975.580137][T19513]      addrconf_add_dev+0xe2/0x170
[14975.580137][T19513]      inet6_addr_add+0x12f/0xa40
[14975.580137][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14975.580137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14975.580137][T19513]      netlink_rcv_skb+0x130/0x360
[14975.580137][T19513]      netlink_unicast+0x449/0x710
[14975.580137][T19513]      netlink_sendmsg+0x723/0xbe0
[14975.580137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14975.580137][T19513]      ___sys_sendmsg+0xee/0x170
[14975.580137][T19513]      __sys_sendmsg+0xcd/0x170
[14975.580137][T19513]      do_syscall_64+0xc6/0x1e0
[14975.580137][T19513] 
[14975.582329][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14975.582329][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14975.582329][T19513]      ipv6_find_idev+0x102/0x170
[14975.582329][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14975.582329][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14975.582329][T19513]      netlink_rcv_skb+0x130/0x360
[14975.582329][T19513]      netlink_unicast+0x449/0x710
[14975.582329][T19513]      netlink_sendmsg+0x723/0xbe0
[14975.582329][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14975.582329][T19513]      ___sys_sendmsg+0xee/0x170
[14975.582329][T19513]      __sys_sendmsg+0xcd/0x170
[14975.582329][T19513]      do_syscall_64+0xc6/0x1e0
[14975.582329][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14975.582329][T19513] 
[14975.584051][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14975.584051][T19513]      neigh_parms_alloc+0x1e5/0x510
[14975.584051][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14975.584051][T19513]      ipv6_find_idev+0x102/0x170
[14975.584051][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14975.584051][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14975.584051][T19513]      netlink_rcv_skb+0x130/0x360
[14975.584051][T19513]      netlink_unicast+0x449/0x710
[14975.584051][T19513]      netlink_sendmsg+0x723/0xbe0
[14975.584051][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14975.584051][T19513]      ___sys_sendmsg+0xee/0x170
[14975.584051][T19513]      __sys_sendmsg+0xcd/0x170
[14975.584051][T19513]      do_syscall_64+0xc6/0x1e0
[14975.584051][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14975.584051][T19513] 
[14985.831163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14985.831636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14985.831636][T19513]      netdev_get_by_index+0x5e/0x80
[14985.831636][T19513]      fib6_nh_init+0x3d8/0x15b0
[14985.831636][T19513]      ip6_route_info_create+0xf18/0x17d0
[14985.831636][T19513]      ip6_route_add+0x1c/0x140
[14985.831636][T19513]      addrconf_prefix_route+0x2a6/0x430
[14985.831636][T19513]      inet6_addr_add+0x4f8/0xa40
[14985.831636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14985.831636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14985.831636][T19513]      netlink_rcv_skb+0x130/0x360
[14985.831636][T19513]      netlink_unicast+0x449/0x710
[14985.831636][T19513]      netlink_sendmsg+0x723/0xbe0
[14985.831636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14985.831636][T19513]      ___sys_sendmsg+0xee/0x170
[14985.831636][T19513]      __sys_sendmsg+0xcd/0x170
[14985.831636][T19513]      do_syscall_64+0xc6/0x1e0
[14985.831636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14985.831636][T19513] 
[14985.833901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14985.833901][T19513]      netdev_get_by_index+0x5e/0x80
[14985.833901][T19513]      fib6_nh_init+0x3d8/0x15b0
[14985.833901][T19513]      ip6_route_info_create+0xf18/0x17d0
[14985.833901][T19513]      addrconf_f6i_alloc+0x315/0x560
[14985.833901][T19513]      ipv6_add_addr+0x411/0x2000
[14985.833901][T19513]      inet6_addr_add+0x30e/0xa40
[14985.833901][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14985.833901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14985.833901][T19513]      netlink_rcv_skb+0x130/0x360
[14985.833901][T19513]      netlink_unicast+0x449/0x710
[14985.833901][T19513]      netlink_sendmsg+0x723/0xbe0
[14985.833901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14985.833901][T19513]      ___sys_sendmsg+0xee/0x170
[14985.833901][T19513]      __sys_sendmsg+0xcd/0x170
[14985.833901][T19513]      do_syscall_64+0xc6/0x1e0
[14985.833901][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14985.833901][T19513] 
[14985.836135][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14985.836135][T19513]      netdev_get_by_index+0x5e/0x80
[14985.836135][T19513]      fib6_nh_init+0x3d8/0x15b0
[14985.836135][T19513]      ip6_route_info_create+0xf18/0x17d0
[14985.836135][T19513]      ip6_route_add+0x1c/0x140
[14985.836135][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14985.836135][T19513]      addrconf_add_dev+0xe2/0x170
[14985.836135][T19513]      inet6_addr_add+0x12f/0xa40
[14985.836135][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14985.836135][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14985.836135][T19513]      netlink_rcv_skb+0x130/0x360
[14985.836135][T19513]      netlink_unicast+0x449/0x710
[14985.836135][T19513]      netlink_sendmsg+0x723/0xbe0
[14985.836135][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14985.836135][T19513]      ___sys_sendmsg+0xee/0x170
[14985.836135][T19513]      __sys_sendmsg+0xcd/0x170
[14985.836135][T19513]      do_syscall_64+0xc6/0x1e0
[14985.836135][T19513] 
[14985.838345][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14985.838345][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14985.838345][T19513]      ipv6_find_idev+0x102/0x170
[14985.838345][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14985.838345][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14985.838345][T19513]      netlink_rcv_skb+0x130/0x360
[14985.838345][T19513]      netlink_unicast+0x449/0x710
[14985.838345][T19513]      netlink_sendmsg+0x723/0xbe0
[14985.838345][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14985.838345][T19513]      ___sys_sendmsg+0xee/0x170
[14985.838345][T19513]      __sys_sendmsg+0xcd/0x170
[14985.838345][T19513]      do_syscall_64+0xc6/0x1e0
[14985.838345][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14985.838345][T19513] 
[14985.840059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14985.840059][T19513]      neigh_parms_alloc+0x1e5/0x510
[14985.840059][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14985.840059][T19513]      ipv6_find_idev+0x102/0x170
[14985.840059][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14985.840059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14985.840059][T19513]      netlink_rcv_skb+0x130/0x360
[14985.840059][T19513]      netlink_unicast+0x449/0x710
[14985.840059][T19513]      netlink_sendmsg+0x723/0xbe0
[14985.840059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14985.840059][T19513]      ___sys_sendmsg+0xee/0x170
[14985.840059][T19513]      __sys_sendmsg+0xcd/0x170
[14985.840059][T19513]      do_syscall_64+0xc6/0x1e0
[14985.840059][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14985.840059][T19513] 
[14996.095137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[14996.095616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14996.095616][T19513]      netdev_get_by_index+0x5e/0x80
[14996.095616][T19513]      fib6_nh_init+0x3d8/0x15b0
[14996.095616][T19513]      ip6_route_info_create+0xf18/0x17d0
[14996.095616][T19513]      ip6_route_add+0x1c/0x140
[14996.095616][T19513]      addrconf_prefix_route+0x2a6/0x430
[14996.095616][T19513]      inet6_addr_add+0x4f8/0xa40
[14996.095616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14996.095616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14996.095616][T19513]      netlink_rcv_skb+0x130/0x360
[14996.095616][T19513]      netlink_unicast+0x449/0x710
[14996.095616][T19513]      netlink_sendmsg+0x723/0xbe0
[14996.095616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14996.095616][T19513]      ___sys_sendmsg+0xee/0x170
[14996.095616][T19513]      __sys_sendmsg+0xcd/0x170
[14996.095616][T19513]      do_syscall_64+0xc6/0x1e0
[14996.095616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14996.095616][T19513] 
[14996.097919][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14996.097919][T19513]      netdev_get_by_index+0x5e/0x80
[14996.097919][T19513]      fib6_nh_init+0x3d8/0x15b0
[14996.097919][T19513]      ip6_route_info_create+0xf18/0x17d0
[14996.097919][T19513]      addrconf_f6i_alloc+0x315/0x560
[14996.097919][T19513]      ipv6_add_addr+0x411/0x2000
[14996.097919][T19513]      inet6_addr_add+0x30e/0xa40
[14996.097919][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14996.097919][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14996.097919][T19513]      netlink_rcv_skb+0x130/0x360
[14996.097919][T19513]      netlink_unicast+0x449/0x710
[14996.097919][T19513]      netlink_sendmsg+0x723/0xbe0
[14996.097919][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14996.097919][T19513]      ___sys_sendmsg+0xee/0x170
[14996.097919][T19513]      __sys_sendmsg+0xcd/0x170
[14996.097919][T19513]      do_syscall_64+0xc6/0x1e0
[14996.097919][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14996.097919][T19513] 
[14996.100170][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14996.100170][T19513]      netdev_get_by_index+0x5e/0x80
[14996.100170][T19513]      fib6_nh_init+0x3d8/0x15b0
[14996.100170][T19513]      ip6_route_info_create+0xf18/0x17d0
[14996.100170][T19513]      ip6_route_add+0x1c/0x140
[14996.100170][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[14996.100170][T19513]      addrconf_add_dev+0xe2/0x170
[14996.100170][T19513]      inet6_addr_add+0x12f/0xa40
[14996.100170][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[14996.100170][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14996.100170][T19513]      netlink_rcv_skb+0x130/0x360
[14996.100170][T19513]      netlink_unicast+0x449/0x710
[14996.100170][T19513]      netlink_sendmsg+0x723/0xbe0
[14996.100170][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14996.100170][T19513]      ___sys_sendmsg+0xee/0x170
[14996.100170][T19513]      __sys_sendmsg+0xcd/0x170
[14996.100170][T19513]      do_syscall_64+0xc6/0x1e0
[14996.100170][T19513] 
[14996.102359][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14996.102359][T19513]      ipv6_add_dev+0x3b9/0x11c0
[14996.102359][T19513]      ipv6_find_idev+0x102/0x170
[14996.102359][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14996.102359][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14996.102359][T19513]      netlink_rcv_skb+0x130/0x360
[14996.102359][T19513]      netlink_unicast+0x449/0x710
[14996.102359][T19513]      netlink_sendmsg+0x723/0xbe0
[14996.102359][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14996.102359][T19513]      ___sys_sendmsg+0xee/0x170
[14996.102359][T19513]      __sys_sendmsg+0xcd/0x170
[14996.102359][T19513]      do_syscall_64+0xc6/0x1e0
[14996.102359][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14996.102359][T19513] 
[14996.104069][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[14996.104069][T19513]      neigh_parms_alloc+0x1e5/0x510
[14996.104069][T19513]      ipv6_add_dev+0x2fd/0x11c0
[14996.104069][T19513]      ipv6_find_idev+0x102/0x170
[14996.104069][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[14996.104069][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[14996.104069][T19513]      netlink_rcv_skb+0x130/0x360
[14996.104069][T19513]      netlink_unicast+0x449/0x710
[14996.104069][T19513]      netlink_sendmsg+0x723/0xbe0
[14996.104069][T19513]      ____sys_sendmsg+0x7b2/0xa10
[14996.104069][T19513]      ___sys_sendmsg+0xee/0x170
[14996.104069][T19513]      __sys_sendmsg+0xcd/0x170
[14996.104069][T19513]      do_syscall_64+0xc6/0x1e0
[14996.104069][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[14996.104069][T19513] 
[15006.351129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15006.351621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15006.351621][T19513]      netdev_get_by_index+0x5e/0x80
[15006.351621][T19513]      fib6_nh_init+0x3d8/0x15b0
[15006.351621][T19513]      ip6_route_info_create+0xf18/0x17d0
[15006.351621][T19513]      ip6_route_add+0x1c/0x140
[15006.351621][T19513]      addrconf_prefix_route+0x2a6/0x430
[15006.351621][T19513]      inet6_addr_add+0x4f8/0xa40
[15006.351621][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15006.351621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15006.351621][T19513]      netlink_rcv_skb+0x130/0x360
[15006.351621][T19513]      netlink_unicast+0x449/0x710
[15006.351621][T19513]      netlink_sendmsg+0x723/0xbe0
[15006.351621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15006.351621][T19513]      ___sys_sendmsg+0xee/0x170
[15006.351621][T19513]      __sys_sendmsg+0xcd/0x170
[15006.351621][T19513]      do_syscall_64+0xc6/0x1e0
[15006.351621][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15006.351621][T19513] 
[15006.353916][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15006.353916][T19513]      netdev_get_by_index+0x5e/0x80
[15006.353916][T19513]      fib6_nh_init+0x3d8/0x15b0
[15006.353916][T19513]      ip6_route_info_create+0xf18/0x17d0
[15006.353916][T19513]      addrconf_f6i_alloc+0x315/0x560
[15006.353916][T19513]      ipv6_add_addr+0x411/0x2000
[15006.353916][T19513]      inet6_addr_add+0x30e/0xa40
[15006.353916][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15006.353916][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15006.353916][T19513]      netlink_rcv_skb+0x130/0x360
[15006.353916][T19513]      netlink_unicast+0x449/0x710
[15006.353916][T19513]      netlink_sendmsg+0x723/0xbe0
[15006.353916][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15006.353916][T19513]      ___sys_sendmsg+0xee/0x170
[15006.353916][T19513]      __sys_sendmsg+0xcd/0x170
[15006.353916][T19513]      do_syscall_64+0xc6/0x1e0
[15006.353916][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15006.353916][T19513] 
[15006.356145][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15006.356145][T19513]      netdev_get_by_index+0x5e/0x80
[15006.356145][T19513]      fib6_nh_init+0x3d8/0x15b0
[15006.356145][T19513]      ip6_route_info_create+0xf18/0x17d0
[15006.356145][T19513]      ip6_route_add+0x1c/0x140
[15006.356145][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15006.356145][T19513]      addrconf_add_dev+0xe2/0x170
[15006.356145][T19513]      inet6_addr_add+0x12f/0xa40
[15006.356145][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15006.356145][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15006.356145][T19513]      netlink_rcv_skb+0x130/0x360
[15006.356145][T19513]      netlink_unicast+0x449/0x710
[15006.356145][T19513]      netlink_sendmsg+0x723/0xbe0
[15006.356145][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15006.356145][T19513]      ___sys_sendmsg+0xee/0x170
[15006.356145][T19513]      __sys_sendmsg+0xcd/0x170
[15006.356145][T19513]      do_syscall_64+0xc6/0x1e0
[15006.356145][T19513] 
[15006.358339][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15006.358339][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15006.358339][T19513]      ipv6_find_idev+0x102/0x170
[15006.358339][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15006.358339][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15006.358339][T19513]      netlink_rcv_skb+0x130/0x360
[15006.358339][T19513]      netlink_unicast+0x449/0x710
[15006.358339][T19513]      netlink_sendmsg+0x723/0xbe0
[15006.358339][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15006.358339][T19513]      ___sys_sendmsg+0xee/0x170
[15006.358339][T19513]      __sys_sendmsg+0xcd/0x170
[15006.358339][T19513]      do_syscall_64+0xc6/0x1e0
[15006.358339][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15006.358339][T19513] 
[15006.360048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15006.360048][T19513]      neigh_parms_alloc+0x1e5/0x510
[15006.360048][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15006.360048][T19513]      ipv6_find_idev+0x102/0x170
[15006.360048][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15006.360048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15006.360048][T19513]      netlink_rcv_skb+0x130/0x360
[15006.360048][T19513]      netlink_unicast+0x449/0x710
[15006.360048][T19513]      netlink_sendmsg+0x723/0xbe0
[15006.360048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15006.360048][T19513]      ___sys_sendmsg+0xee/0x170
[15006.360048][T19513]      __sys_sendmsg+0xcd/0x170
[15006.360048][T19513]      do_syscall_64+0xc6/0x1e0
[15006.360048][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15006.360048][T19513] 
[15016.615210][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15016.615676][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15016.615676][T19513]      netdev_get_by_index+0x5e/0x80
[15016.615676][T19513]      fib6_nh_init+0x3d8/0x15b0
[15016.615676][T19513]      ip6_route_info_create+0xf18/0x17d0
[15016.615676][T19513]      ip6_route_add+0x1c/0x140
[15016.615676][T19513]      addrconf_prefix_route+0x2a6/0x430
[15016.615676][T19513]      inet6_addr_add+0x4f8/0xa40
[15016.615676][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15016.615676][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15016.615676][T19513]      netlink_rcv_skb+0x130/0x360
[15016.615676][T19513]      netlink_unicast+0x449/0x710
[15016.615676][T19513]      netlink_sendmsg+0x723/0xbe0
[15016.615676][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15016.615676][T19513]      ___sys_sendmsg+0xee/0x170
[15016.615676][T19513]      __sys_sendmsg+0xcd/0x170
[15016.615676][T19513]      do_syscall_64+0xc6/0x1e0
[15016.615676][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15016.615676][T19513] 
[15016.617913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15016.617913][T19513]      netdev_get_by_index+0x5e/0x80
[15016.617913][T19513]      fib6_nh_init+0x3d8/0x15b0
[15016.617913][T19513]      ip6_route_info_create+0xf18/0x17d0
[15016.617913][T19513]      addrconf_f6i_alloc+0x315/0x560
[15016.617913][T19513]      ipv6_add_addr+0x411/0x2000
[15016.617913][T19513]      inet6_addr_add+0x30e/0xa40
[15016.617913][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15016.617913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15016.617913][T19513]      netlink_rcv_skb+0x130/0x360
[15016.617913][T19513]      netlink_unicast+0x449/0x710
[15016.617913][T19513]      netlink_sendmsg+0x723/0xbe0
[15016.617913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15016.617913][T19513]      ___sys_sendmsg+0xee/0x170
[15016.617913][T19513]      __sys_sendmsg+0xcd/0x170
[15016.617913][T19513]      do_syscall_64+0xc6/0x1e0
[15016.617913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15016.617913][T19513] 
[15016.620133][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15016.620133][T19513]      netdev_get_by_index+0x5e/0x80
[15016.620133][T19513]      fib6_nh_init+0x3d8/0x15b0
[15016.620133][T19513]      ip6_route_info_create+0xf18/0x17d0
[15016.620133][T19513]      ip6_route_add+0x1c/0x140
[15016.620133][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15016.620133][T19513]      addrconf_add_dev+0xe2/0x170
[15016.620133][T19513]      inet6_addr_add+0x12f/0xa40
[15016.620133][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15016.620133][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15016.620133][T19513]      netlink_rcv_skb+0x130/0x360
[15016.620133][T19513]      netlink_unicast+0x449/0x710
[15016.620133][T19513]      netlink_sendmsg+0x723/0xbe0
[15016.620133][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15016.620133][T19513]      ___sys_sendmsg+0xee/0x170
[15016.620133][T19513]      __sys_sendmsg+0xcd/0x170
[15016.620133][T19513]      do_syscall_64+0xc6/0x1e0
[15016.620133][T19513] 
[15016.622301][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15016.622301][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15016.622301][T19513]      ipv6_find_idev+0x102/0x170
[15016.622301][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15016.622301][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15016.622301][T19513]      netlink_rcv_skb+0x130/0x360
[15016.622301][T19513]      netlink_unicast+0x449/0x710
[15016.622301][T19513]      netlink_sendmsg+0x723/0xbe0
[15016.622301][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15016.622301][T19513]      ___sys_sendmsg+0xee/0x170
[15016.622301][T19513]      __sys_sendmsg+0xcd/0x170
[15016.622301][T19513]      do_syscall_64+0xc6/0x1e0
[15016.622301][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15016.622301][T19513] 
[15016.623997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15016.623997][T19513]      neigh_parms_alloc+0x1e5/0x510
[15016.623997][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15016.623997][T19513]      ipv6_find_idev+0x102/0x170
[15016.623997][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15016.623997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15016.623997][T19513]      netlink_rcv_skb+0x130/0x360
[15016.623997][T19513]      netlink_unicast+0x449/0x710
[15016.623997][T19513]      netlink_sendmsg+0x723/0xbe0
[15016.623997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15016.623997][T19513]      ___sys_sendmsg+0xee/0x170
[15016.623997][T19513]      __sys_sendmsg+0xcd/0x170
[15016.623997][T19513]      do_syscall_64+0xc6/0x1e0
[15016.623997][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15016.623997][T19513] 
[15026.871146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15026.871545][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15026.871545][T19513]      netdev_get_by_index+0x5e/0x80
[15026.871545][T19513]      fib6_nh_init+0x3d8/0x15b0
[15026.871545][T19513]      ip6_route_info_create+0xf18/0x17d0
[15026.871545][T19513]      ip6_route_add+0x1c/0x140
[15026.871545][T19513]      addrconf_prefix_route+0x2a6/0x430
[15026.871545][T19513]      inet6_addr_add+0x4f8/0xa40
[15026.871545][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15026.871545][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15026.871545][T19513]      netlink_rcv_skb+0x130/0x360
[15026.871545][T19513]      netlink_unicast+0x449/0x710
[15026.871545][T19513]      netlink_sendmsg+0x723/0xbe0
[15026.871545][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15026.871545][T19513]      ___sys_sendmsg+0xee/0x170
[15026.871545][T19513]      __sys_sendmsg+0xcd/0x170
[15026.871545][T19513]      do_syscall_64+0xc6/0x1e0
[15026.871545][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15026.871545][T19513] 
[15026.873787][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15026.873787][T19513]      netdev_get_by_index+0x5e/0x80
[15026.873787][T19513]      fib6_nh_init+0x3d8/0x15b0
[15026.873787][T19513]      ip6_route_info_create+0xf18/0x17d0
[15026.873787][T19513]      addrconf_f6i_alloc+0x315/0x560
[15026.873787][T19513]      ipv6_add_addr+0x411/0x2000
[15026.873787][T19513]      inet6_addr_add+0x30e/0xa40
[15026.873787][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15026.873787][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15026.873787][T19513]      netlink_rcv_skb+0x130/0x360
[15026.873787][T19513]      netlink_unicast+0x449/0x710
[15026.873787][T19513]      netlink_sendmsg+0x723/0xbe0
[15026.873787][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15026.873787][T19513]      ___sys_sendmsg+0xee/0x170
[15026.873787][T19513]      __sys_sendmsg+0xcd/0x170
[15026.873787][T19513]      do_syscall_64+0xc6/0x1e0
[15026.873787][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15026.873787][T19513] 
[15026.875981][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15026.875981][T19513]      netdev_get_by_index+0x5e/0x80
[15026.875981][T19513]      fib6_nh_init+0x3d8/0x15b0
[15026.875981][T19513]      ip6_route_info_create+0xf18/0x17d0
[15026.875981][T19513]      ip6_route_add+0x1c/0x140
[15026.875981][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15026.875981][T19513]      addrconf_add_dev+0xe2/0x170
[15026.875981][T19513]      inet6_addr_add+0x12f/0xa40
[15026.875981][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15026.875981][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15026.875981][T19513]      netlink_rcv_skb+0x130/0x360
[15026.875981][T19513]      netlink_unicast+0x449/0x710
[15026.875981][T19513]      netlink_sendmsg+0x723/0xbe0
[15026.875981][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15026.875981][T19513]      ___sys_sendmsg+0xee/0x170
[15026.875981][T19513]      __sys_sendmsg+0xcd/0x170
[15026.875981][T19513]      do_syscall_64+0xc6/0x1e0
[15026.875981][T19513] 
[15026.878160][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15026.878160][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15026.878160][T19513]      ipv6_find_idev+0x102/0x170
[15026.878160][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15026.878160][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15026.878160][T19513]      netlink_rcv_skb+0x130/0x360
[15026.878160][T19513]      netlink_unicast+0x449/0x710
[15026.878160][T19513]      netlink_sendmsg+0x723/0xbe0
[15026.878160][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15026.878160][T19513]      ___sys_sendmsg+0xee/0x170
[15026.878160][T19513]      __sys_sendmsg+0xcd/0x170
[15026.878160][T19513]      do_syscall_64+0xc6/0x1e0
[15026.878160][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15026.878160][T19513] 
[15026.879849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15026.879849][T19513]      neigh_parms_alloc+0x1e5/0x510
[15026.879849][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15026.879849][T19513]      ipv6_find_idev+0x102/0x170
[15026.879849][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15026.879849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15026.879849][T19513]      netlink_rcv_skb+0x130/0x360
[15026.879849][T19513]      netlink_unicast+0x449/0x710
[15026.879849][T19513]      netlink_sendmsg+0x723/0xbe0
[15026.879849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15026.879849][T19513]      ___sys_sendmsg+0xee/0x170
[15026.879849][T19513]      __sys_sendmsg+0xcd/0x170
[15026.879849][T19513]      do_syscall_64+0xc6/0x1e0
[15026.879849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15026.879849][T19513] 
[15036.983155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15036.983620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15036.983620][T19513]      netdev_get_by_index+0x5e/0x80
[15036.983620][T19513]      fib6_nh_init+0x3d8/0x15b0
[15036.983620][T19513]      ip6_route_info_create+0xf18/0x17d0
[15036.983620][T19513]      ip6_route_add+0x1c/0x140
[15036.983620][T19513]      addrconf_prefix_route+0x2a6/0x430
[15036.983620][T19513]      inet6_addr_add+0x4f8/0xa40
[15036.983620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15036.983620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15036.983620][T19513]      netlink_rcv_skb+0x130/0x360
[15036.983620][T19513]      netlink_unicast+0x449/0x710
[15036.983620][T19513]      netlink_sendmsg+0x723/0xbe0
[15036.983620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15036.983620][T19513]      ___sys_sendmsg+0xee/0x170
[15036.983620][T19513]      __sys_sendmsg+0xcd/0x170
[15036.983620][T19513]      do_syscall_64+0xc6/0x1e0
[15036.983620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15036.983620][T19513] 
[15036.985849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15036.985849][T19513]      netdev_get_by_index+0x5e/0x80
[15036.985849][T19513]      fib6_nh_init+0x3d8/0x15b0
[15036.985849][T19513]      ip6_route_info_create+0xf18/0x17d0
[15036.985849][T19513]      addrconf_f6i_alloc+0x315/0x560
[15036.985849][T19513]      ipv6_add_addr+0x411/0x2000
[15036.985849][T19513]      inet6_addr_add+0x30e/0xa40
[15036.985849][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15036.985849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15036.985849][T19513]      netlink_rcv_skb+0x130/0x360
[15036.985849][T19513]      netlink_unicast+0x449/0x710
[15036.985849][T19513]      netlink_sendmsg+0x723/0xbe0
[15036.985849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15036.985849][T19513]      ___sys_sendmsg+0xee/0x170
[15036.985849][T19513]      __sys_sendmsg+0xcd/0x170
[15036.985849][T19513]      do_syscall_64+0xc6/0x1e0
[15036.985849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15036.985849][T19513] 
[15036.988067][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15036.988067][T19513]      netdev_get_by_index+0x5e/0x80
[15036.988067][T19513]      fib6_nh_init+0x3d8/0x15b0
[15036.988067][T19513]      ip6_route_info_create+0xf18/0x17d0
[15036.988067][T19513]      ip6_route_add+0x1c/0x140
[15036.988067][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15036.988067][T19513]      addrconf_add_dev+0xe2/0x170
[15036.988067][T19513]      inet6_addr_add+0x12f/0xa40
[15036.988067][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15036.988067][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15036.988067][T19513]      netlink_rcv_skb+0x130/0x360
[15036.988067][T19513]      netlink_unicast+0x449/0x710
[15036.988067][T19513]      netlink_sendmsg+0x723/0xbe0
[15036.988067][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15036.988067][T19513]      ___sys_sendmsg+0xee/0x170
[15036.988067][T19513]      __sys_sendmsg+0xcd/0x170
[15036.988067][T19513]      do_syscall_64+0xc6/0x1e0
[15036.988067][T19513] 
[15036.990230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15036.990230][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15036.990230][T19513]      ipv6_find_idev+0x102/0x170
[15036.990230][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15036.990230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15036.990230][T19513]      netlink_rcv_skb+0x130/0x360
[15036.990230][T19513]      netlink_unicast+0x449/0x710
[15036.990230][T19513]      netlink_sendmsg+0x723/0xbe0
[15036.990230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15036.990230][T19513]      ___sys_sendmsg+0xee/0x170
[15036.990230][T19513]      __sys_sendmsg+0xcd/0x170
[15036.990230][T19513]      do_syscall_64+0xc6/0x1e0
[15036.990230][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15036.990230][T19513] 
[15036.991922][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15036.991922][T19513]      neigh_parms_alloc+0x1e5/0x510
[15036.991922][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15036.991922][T19513]      ipv6_find_idev+0x102/0x170
[15036.991922][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15036.991922][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15036.991922][T19513]      netlink_rcv_skb+0x130/0x360
[15036.991922][T19513]      netlink_unicast+0x449/0x710
[15036.991922][T19513]      netlink_sendmsg+0x723/0xbe0
[15036.991922][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15036.991922][T19513]      ___sys_sendmsg+0xee/0x170
[15036.991922][T19513]      __sys_sendmsg+0xcd/0x170
[15036.991922][T19513]      do_syscall_64+0xc6/0x1e0
[15036.991922][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15036.991922][T19513] 
[15047.231154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15047.231614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15047.231614][T19513]      netdev_get_by_index+0x5e/0x80
[15047.231614][T19513]      fib6_nh_init+0x3d8/0x15b0
[15047.231614][T19513]      ip6_route_info_create+0xf18/0x17d0
[15047.231614][T19513]      ip6_route_add+0x1c/0x140
[15047.231614][T19513]      addrconf_prefix_route+0x2a6/0x430
[15047.231614][T19513]      inet6_addr_add+0x4f8/0xa40
[15047.231614][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15047.231614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15047.231614][T19513]      netlink_rcv_skb+0x130/0x360
[15047.231614][T19513]      netlink_unicast+0x449/0x710
[15047.231614][T19513]      netlink_sendmsg+0x723/0xbe0
[15047.231614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15047.231614][T19513]      ___sys_sendmsg+0xee/0x170
[15047.231614][T19513]      __sys_sendmsg+0xcd/0x170
[15047.231614][T19513]      do_syscall_64+0xc6/0x1e0
[15047.231614][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15047.231614][T19513] 
[15047.233846][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15047.233846][T19513]      netdev_get_by_index+0x5e/0x80
[15047.233846][T19513]      fib6_nh_init+0x3d8/0x15b0
[15047.233846][T19513]      ip6_route_info_create+0xf18/0x17d0
[15047.233846][T19513]      addrconf_f6i_alloc+0x315/0x560
[15047.233846][T19513]      ipv6_add_addr+0x411/0x2000
[15047.233846][T19513]      inet6_addr_add+0x30e/0xa40
[15047.233846][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15047.233846][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15047.233846][T19513]      netlink_rcv_skb+0x130/0x360
[15047.233846][T19513]      netlink_unicast+0x449/0x710
[15047.233846][T19513]      netlink_sendmsg+0x723/0xbe0
[15047.233846][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15047.233846][T19513]      ___sys_sendmsg+0xee/0x170
[15047.233846][T19513]      __sys_sendmsg+0xcd/0x170
[15047.233846][T19513]      do_syscall_64+0xc6/0x1e0
[15047.233846][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15047.233846][T19513] 
[15047.236051][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15047.236051][T19513]      netdev_get_by_index+0x5e/0x80
[15047.236051][T19513]      fib6_nh_init+0x3d8/0x15b0
[15047.236051][T19513]      ip6_route_info_create+0xf18/0x17d0
[15047.236051][T19513]      ip6_route_add+0x1c/0x140
[15047.236051][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15047.236051][T19513]      addrconf_add_dev+0xe2/0x170
[15047.236051][T19513]      inet6_addr_add+0x12f/0xa40
[15047.236051][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15047.236051][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15047.236051][T19513]      netlink_rcv_skb+0x130/0x360
[15047.236051][T19513]      netlink_unicast+0x449/0x710
[15047.236051][T19513]      netlink_sendmsg+0x723/0xbe0
[15047.236051][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15047.236051][T19513]      ___sys_sendmsg+0xee/0x170
[15047.236051][T19513]      __sys_sendmsg+0xcd/0x170
[15047.236051][T19513]      do_syscall_64+0xc6/0x1e0
[15047.236051][T19513] 
[15047.238217][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15047.238217][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15047.238217][T19513]      ipv6_find_idev+0x102/0x170
[15047.238217][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15047.238217][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15047.238217][T19513]      netlink_rcv_skb+0x130/0x360
[15047.238217][T19513]      netlink_unicast+0x449/0x710
[15047.238217][T19513]      netlink_sendmsg+0x723/0xbe0
[15047.238217][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15047.238217][T19513]      ___sys_sendmsg+0xee/0x170
[15047.238217][T19513]      __sys_sendmsg+0xcd/0x170
[15047.238217][T19513]      do_syscall_64+0xc6/0x1e0
[15047.238217][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15047.238217][T19513] 
[15047.239912][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15047.239912][T19513]      neigh_parms_alloc+0x1e5/0x510
[15047.239912][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15047.239912][T19513]      ipv6_find_idev+0x102/0x170
[15047.239912][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15047.239912][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15047.239912][T19513]      netlink_rcv_skb+0x130/0x360
[15047.239912][T19513]      netlink_unicast+0x449/0x710
[15047.239912][T19513]      netlink_sendmsg+0x723/0xbe0
[15047.239912][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15047.239912][T19513]      ___sys_sendmsg+0xee/0x170
[15047.239912][T19513]      __sys_sendmsg+0xcd/0x170
[15047.239912][T19513]      do_syscall_64+0xc6/0x1e0
[15047.239912][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15047.239912][T19513] 
[15057.479146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15057.479640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15057.479640][T19513]      netdev_get_by_index+0x5e/0x80
[15057.479640][T19513]      fib6_nh_init+0x3d8/0x15b0
[15057.479640][T19513]      ip6_route_info_create+0xf18/0x17d0
[15057.479640][T19513]      ip6_route_add+0x1c/0x140
[15057.479640][T19513]      addrconf_prefix_route+0x2a6/0x430
[15057.479640][T19513]      inet6_addr_add+0x4f8/0xa40
[15057.479640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15057.479640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15057.479640][T19513]      netlink_rcv_skb+0x130/0x360
[15057.479640][T19513]      netlink_unicast+0x449/0x710
[15057.479640][T19513]      netlink_sendmsg+0x723/0xbe0
[15057.479640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15057.479640][T19513]      ___sys_sendmsg+0xee/0x170
[15057.479640][T19513]      __sys_sendmsg+0xcd/0x170
[15057.479640][T19513]      do_syscall_64+0xc6/0x1e0
[15057.479640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15057.479640][T19513] 
[15057.481857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15057.481857][T19513]      netdev_get_by_index+0x5e/0x80
[15057.481857][T19513]      fib6_nh_init+0x3d8/0x15b0
[15057.481857][T19513]      ip6_route_info_create+0xf18/0x17d0
[15057.481857][T19513]      addrconf_f6i_alloc+0x315/0x560
[15057.481857][T19513]      ipv6_add_addr+0x411/0x2000
[15057.481857][T19513]      inet6_addr_add+0x30e/0xa40
[15057.481857][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15057.481857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15057.481857][T19513]      netlink_rcv_skb+0x130/0x360
[15057.481857][T19513]      netlink_unicast+0x449/0x710
[15057.481857][T19513]      netlink_sendmsg+0x723/0xbe0
[15057.481857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15057.481857][T19513]      ___sys_sendmsg+0xee/0x170
[15057.481857][T19513]      __sys_sendmsg+0xcd/0x170
[15057.481857][T19513]      do_syscall_64+0xc6/0x1e0
[15057.481857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15057.481857][T19513] 
[15057.484057][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15057.484057][T19513]      netdev_get_by_index+0x5e/0x80
[15057.484057][T19513]      fib6_nh_init+0x3d8/0x15b0
[15057.484057][T19513]      ip6_route_info_create+0xf18/0x17d0
[15057.484057][T19513]      ip6_route_add+0x1c/0x140
[15057.484057][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15057.484057][T19513]      addrconf_add_dev+0xe2/0x170
[15057.484057][T19513]      inet6_addr_add+0x12f/0xa40
[15057.484057][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15057.484057][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15057.484057][T19513]      netlink_rcv_skb+0x130/0x360
[15057.484057][T19513]      netlink_unicast+0x449/0x710
[15057.484057][T19513]      netlink_sendmsg+0x723/0xbe0
[15057.484057][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15057.484057][T19513]      ___sys_sendmsg+0xee/0x170
[15057.484057][T19513]      __sys_sendmsg+0xcd/0x170
[15057.484057][T19513]      do_syscall_64+0xc6/0x1e0
[15057.484057][T19513] 
[15057.486221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15057.486221][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15057.486221][T19513]      ipv6_find_idev+0x102/0x170
[15057.486221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15057.486221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15057.486221][T19513]      netlink_rcv_skb+0x130/0x360
[15057.486221][T19513]      netlink_unicast+0x449/0x710
[15057.486221][T19513]      netlink_sendmsg+0x723/0xbe0
[15057.486221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15057.486221][T19513]      ___sys_sendmsg+0xee/0x170
[15057.486221][T19513]      __sys_sendmsg+0xcd/0x170
[15057.486221][T19513]      do_syscall_64+0xc6/0x1e0
[15057.486221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15057.486221][T19513] 
[15057.487922][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15057.487922][T19513]      neigh_parms_alloc+0x1e5/0x510
[15057.487922][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15057.487922][T19513]      ipv6_find_idev+0x102/0x170
[15057.487922][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15057.487922][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15057.487922][T19513]      netlink_rcv_skb+0x130/0x360
[15057.487922][T19513]      netlink_unicast+0x449/0x710
[15057.487922][T19513]      netlink_sendmsg+0x723/0xbe0
[15057.487922][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15057.487922][T19513]      ___sys_sendmsg+0xee/0x170
[15057.487922][T19513]      __sys_sendmsg+0xcd/0x170
[15057.487922][T19513]      do_syscall_64+0xc6/0x1e0
[15057.487922][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15057.487922][T19513] 
[15067.727223][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15067.727938][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15067.727938][T19513]      netdev_get_by_index+0x5e/0x80
[15067.727938][T19513]      fib6_nh_init+0x3d8/0x15b0
[15067.727938][T19513]      ip6_route_info_create+0xf18/0x17d0
[15067.727938][T19513]      ip6_route_add+0x1c/0x140
[15067.727938][T19513]      addrconf_prefix_route+0x2a6/0x430
[15067.727938][T19513]      inet6_addr_add+0x4f8/0xa40
[15067.727938][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15067.727938][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15067.727938][T19513]      netlink_rcv_skb+0x130/0x360
[15067.727938][T19513]      netlink_unicast+0x449/0x710
[15067.727938][T19513]      netlink_sendmsg+0x723/0xbe0
[15067.727938][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15067.727938][T19513]      ___sys_sendmsg+0xee/0x170
[15067.727938][T19513]      __sys_sendmsg+0xcd/0x170
[15067.727938][T19513]      do_syscall_64+0xc6/0x1e0
[15067.727938][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15067.727938][T19513] 
[15067.730155][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15067.730155][T19513]      netdev_get_by_index+0x5e/0x80
[15067.730155][T19513]      fib6_nh_init+0x3d8/0x15b0
[15067.730155][T19513]      ip6_route_info_create+0xf18/0x17d0
[15067.730155][T19513]      addrconf_f6i_alloc+0x315/0x560
[15067.730155][T19513]      ipv6_add_addr+0x411/0x2000
[15067.730155][T19513]      inet6_addr_add+0x30e/0xa40
[15067.730155][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15067.730155][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15067.730155][T19513]      netlink_rcv_skb+0x130/0x360
[15067.730155][T19513]      netlink_unicast+0x449/0x710
[15067.730155][T19513]      netlink_sendmsg+0x723/0xbe0
[15067.730155][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15067.730155][T19513]      ___sys_sendmsg+0xee/0x170
[15067.730155][T19513]      __sys_sendmsg+0xcd/0x170
[15067.730155][T19513]      do_syscall_64+0xc6/0x1e0
[15067.730155][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15067.730155][T19513] 
[15067.732336][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15067.732336][T19513]      netdev_get_by_index+0x5e/0x80
[15067.732336][T19513]      fib6_nh_init+0x3d8/0x15b0
[15067.732336][T19513]      ip6_route_info_create+0xf18/0x17d0
[15067.732336][T19513]      ip6_route_add+0x1c/0x140
[15067.732336][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15067.732336][T19513]      addrconf_add_dev+0xe2/0x170
[15067.732336][T19513]      inet6_addr_add+0x12f/0xa40
[15067.732336][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15067.732336][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15067.732336][T19513]      netlink_rcv_skb+0x130/0x360
[15067.732336][T19513]      netlink_unicast+0x449/0x710
[15067.732336][T19513]      netlink_sendmsg+0x723/0xbe0
[15067.732336][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15067.732336][T19513]      ___sys_sendmsg+0xee/0x170
[15067.732336][T19513]      __sys_sendmsg+0xcd/0x170
[15067.732336][T19513]      do_syscall_64+0xc6/0x1e0
[15067.732336][T19513] 
[15067.734472][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15067.734472][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15067.734472][T19513]      ipv6_find_idev+0x102/0x170
[15067.734472][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15067.734472][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15067.734472][T19513]      netlink_rcv_skb+0x130/0x360
[15067.734472][T19513]      netlink_unicast+0x449/0x710
[15067.734472][T19513]      netlink_sendmsg+0x723/0xbe0
[15067.734472][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15067.734472][T19513]      ___sys_sendmsg+0xee/0x170
[15067.734472][T19513]      __sys_sendmsg+0xcd/0x170
[15067.734472][T19513]      do_syscall_64+0xc6/0x1e0
[15067.734472][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15067.734472][T19513] 
[15067.736121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15067.736121][T19513]      neigh_parms_alloc+0x1e5/0x510
[15067.736121][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15067.736121][T19513]      ipv6_find_idev+0x102/0x170
[15067.736121][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15067.736121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15067.736121][T19513]      netlink_rcv_skb+0x130/0x360
[15067.736121][T19513]      netlink_unicast+0x449/0x710
[15067.736121][T19513]      netlink_sendmsg+0x723/0xbe0
[15067.736121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15067.736121][T19513]      ___sys_sendmsg+0xee/0x170
[15067.736121][T19513]      __sys_sendmsg+0xcd/0x170
[15067.736121][T19513]      do_syscall_64+0xc6/0x1e0
[15067.736121][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15067.736121][T19513] 
[15077.839287][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15077.839752][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15077.839752][T19513]      netdev_get_by_index+0x5e/0x80
[15077.839752][T19513]      fib6_nh_init+0x3d8/0x15b0
[15077.839752][T19513]      ip6_route_info_create+0xf18/0x17d0
[15077.839752][T19513]      ip6_route_add+0x1c/0x140
[15077.839752][T19513]      addrconf_prefix_route+0x2a6/0x430
[15077.839752][T19513]      inet6_addr_add+0x4f8/0xa40
[15077.839752][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15077.839752][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15077.839752][T19513]      netlink_rcv_skb+0x130/0x360
[15077.839752][T19513]      netlink_unicast+0x449/0x710
[15077.839752][T19513]      netlink_sendmsg+0x723/0xbe0
[15077.839752][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15077.839752][T19513]      ___sys_sendmsg+0xee/0x170
[15077.839752][T19513]      __sys_sendmsg+0xcd/0x170
[15077.839752][T19513]      do_syscall_64+0xc6/0x1e0
[15077.839752][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15077.839752][T19513] 
[15077.841978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15077.841978][T19513]      netdev_get_by_index+0x5e/0x80
[15077.841978][T19513]      fib6_nh_init+0x3d8/0x15b0
[15077.841978][T19513]      ip6_route_info_create+0xf18/0x17d0
[15077.841978][T19513]      addrconf_f6i_alloc+0x315/0x560
[15077.841978][T19513]      ipv6_add_addr+0x411/0x2000
[15077.841978][T19513]      inet6_addr_add+0x30e/0xa40
[15077.841978][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15077.841978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15077.841978][T19513]      netlink_rcv_skb+0x130/0x360
[15077.841978][T19513]      netlink_unicast+0x449/0x710
[15077.841978][T19513]      netlink_sendmsg+0x723/0xbe0
[15077.841978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15077.841978][T19513]      ___sys_sendmsg+0xee/0x170
[15077.841978][T19513]      __sys_sendmsg+0xcd/0x170
[15077.841978][T19513]      do_syscall_64+0xc6/0x1e0
[15077.841978][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15077.841978][T19513] 
[15077.844188][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15077.844188][T19513]      netdev_get_by_index+0x5e/0x80
[15077.844188][T19513]      fib6_nh_init+0x3d8/0x15b0
[15077.844188][T19513]      ip6_route_info_create+0xf18/0x17d0
[15077.844188][T19513]      ip6_route_add+0x1c/0x140
[15077.844188][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15077.844188][T19513]      addrconf_add_dev+0xe2/0x170
[15077.844188][T19513]      inet6_addr_add+0x12f/0xa40
[15077.844188][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15077.844188][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15077.844188][T19513]      netlink_rcv_skb+0x130/0x360
[15077.844188][T19513]      netlink_unicast+0x449/0x710
[15077.844188][T19513]      netlink_sendmsg+0x723/0xbe0
[15077.844188][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15077.844188][T19513]      ___sys_sendmsg+0xee/0x170
[15077.844188][T19513]      __sys_sendmsg+0xcd/0x170
[15077.844188][T19513]      do_syscall_64+0xc6/0x1e0
[15077.844188][T19513] 
[15077.846347][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15077.846347][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15077.846347][T19513]      ipv6_find_idev+0x102/0x170
[15077.846347][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15077.846347][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15077.846347][T19513]      netlink_rcv_skb+0x130/0x360
[15077.846347][T19513]      netlink_unicast+0x449/0x710
[15077.846347][T19513]      netlink_sendmsg+0x723/0xbe0
[15077.846347][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15077.846347][T19513]      ___sys_sendmsg+0xee/0x170
[15077.846347][T19513]      __sys_sendmsg+0xcd/0x170
[15077.846347][T19513]      do_syscall_64+0xc6/0x1e0
[15077.846347][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15077.846347][T19513] 
[15077.848054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15077.848054][T19513]      neigh_parms_alloc+0x1e5/0x510
[15077.848054][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15077.848054][T19513]      ipv6_find_idev+0x102/0x170
[15077.848054][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15077.848054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15077.848054][T19513]      netlink_rcv_skb+0x130/0x360
[15077.848054][T19513]      netlink_unicast+0x449/0x710
[15077.848054][T19513]      netlink_sendmsg+0x723/0xbe0
[15077.848054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15077.848054][T19513]      ___sys_sendmsg+0xee/0x170
[15077.848054][T19513]      __sys_sendmsg+0xcd/0x170
[15077.848054][T19513]      do_syscall_64+0xc6/0x1e0
[15077.848054][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15077.848054][T19513] 
[15088.095195][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15088.095672][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15088.095672][T19513]      netdev_get_by_index+0x5e/0x80
[15088.095672][T19513]      fib6_nh_init+0x3d8/0x15b0
[15088.095672][T19513]      ip6_route_info_create+0xf18/0x17d0
[15088.095672][T19513]      ip6_route_add+0x1c/0x140
[15088.095672][T19513]      addrconf_prefix_route+0x2a6/0x430
[15088.095672][T19513]      inet6_addr_add+0x4f8/0xa40
[15088.095672][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15088.095672][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15088.095672][T19513]      netlink_rcv_skb+0x130/0x360
[15088.095672][T19513]      netlink_unicast+0x449/0x710
[15088.095672][T19513]      netlink_sendmsg+0x723/0xbe0
[15088.095672][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15088.095672][T19513]      ___sys_sendmsg+0xee/0x170
[15088.095672][T19513]      __sys_sendmsg+0xcd/0x170
[15088.095672][T19513]      do_syscall_64+0xc6/0x1e0
[15088.095672][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15088.095672][T19513] 
[15088.097938][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15088.097938][T19513]      netdev_get_by_index+0x5e/0x80
[15088.097938][T19513]      fib6_nh_init+0x3d8/0x15b0
[15088.097938][T19513]      ip6_route_info_create+0xf18/0x17d0
[15088.097938][T19513]      addrconf_f6i_alloc+0x315/0x560
[15088.097938][T19513]      ipv6_add_addr+0x411/0x2000
[15088.097938][T19513]      inet6_addr_add+0x30e/0xa40
[15088.097938][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15088.097938][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15088.097938][T19513]      netlink_rcv_skb+0x130/0x360
[15088.097938][T19513]      netlink_unicast+0x449/0x710
[15088.097938][T19513]      netlink_sendmsg+0x723/0xbe0
[15088.097938][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15088.097938][T19513]      ___sys_sendmsg+0xee/0x170
[15088.097938][T19513]      __sys_sendmsg+0xcd/0x170
[15088.097938][T19513]      do_syscall_64+0xc6/0x1e0
[15088.097938][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15088.097938][T19513] 
[15088.100131][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15088.100131][T19513]      netdev_get_by_index+0x5e/0x80
[15088.100131][T19513]      fib6_nh_init+0x3d8/0x15b0
[15088.100131][T19513]      ip6_route_info_create+0xf18/0x17d0
[15088.100131][T19513]      ip6_route_add+0x1c/0x140
[15088.100131][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15088.100131][T19513]      addrconf_add_dev+0xe2/0x170
[15088.100131][T19513]      inet6_addr_add+0x12f/0xa40
[15088.100131][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15088.100131][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15088.100131][T19513]      netlink_rcv_skb+0x130/0x360
[15088.100131][T19513]      netlink_unicast+0x449/0x710
[15088.100131][T19513]      netlink_sendmsg+0x723/0xbe0
[15088.100131][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15088.100131][T19513]      ___sys_sendmsg+0xee/0x170
[15088.100131][T19513]      __sys_sendmsg+0xcd/0x170
[15088.100131][T19513]      do_syscall_64+0xc6/0x1e0
[15088.100131][T19513] 
[15088.102295][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15088.102295][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15088.102295][T19513]      ipv6_find_idev+0x102/0x170
[15088.102295][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15088.102295][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15088.102295][T19513]      netlink_rcv_skb+0x130/0x360
[15088.102295][T19513]      netlink_unicast+0x449/0x710
[15088.102295][T19513]      netlink_sendmsg+0x723/0xbe0
[15088.102295][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15088.102295][T19513]      ___sys_sendmsg+0xee/0x170
[15088.102295][T19513]      __sys_sendmsg+0xcd/0x170
[15088.102295][T19513]      do_syscall_64+0xc6/0x1e0
[15088.102295][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15088.102295][T19513] 
[15088.103985][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15088.103985][T19513]      neigh_parms_alloc+0x1e5/0x510
[15088.103985][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15088.103985][T19513]      ipv6_find_idev+0x102/0x170
[15088.103985][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15088.103985][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15088.103985][T19513]      netlink_rcv_skb+0x130/0x360
[15088.103985][T19513]      netlink_unicast+0x449/0x710
[15088.103985][T19513]      netlink_sendmsg+0x723/0xbe0
[15088.103985][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15088.103985][T19513]      ___sys_sendmsg+0xee/0x170
[15088.103985][T19513]      __sys_sendmsg+0xcd/0x170
[15088.103985][T19513]      do_syscall_64+0xc6/0x1e0
[15088.103985][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15088.103985][T19513] 
[15098.351186][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15098.351646][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15098.351646][T19513]      netdev_get_by_index+0x5e/0x80
[15098.351646][T19513]      fib6_nh_init+0x3d8/0x15b0
[15098.351646][T19513]      ip6_route_info_create+0xf18/0x17d0
[15098.351646][T19513]      ip6_route_add+0x1c/0x140
[15098.351646][T19513]      addrconf_prefix_route+0x2a6/0x430
[15098.351646][T19513]      inet6_addr_add+0x4f8/0xa40
[15098.351646][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15098.351646][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15098.351646][T19513]      netlink_rcv_skb+0x130/0x360
[15098.351646][T19513]      netlink_unicast+0x449/0x710
[15098.351646][T19513]      netlink_sendmsg+0x723/0xbe0
[15098.351646][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15098.351646][T19513]      ___sys_sendmsg+0xee/0x170
[15098.351646][T19513]      __sys_sendmsg+0xcd/0x170
[15098.351646][T19513]      do_syscall_64+0xc6/0x1e0
[15098.351646][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15098.351646][T19513] 
[15098.353870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15098.353870][T19513]      netdev_get_by_index+0x5e/0x80
[15098.353870][T19513]      fib6_nh_init+0x3d8/0x15b0
[15098.353870][T19513]      ip6_route_info_create+0xf18/0x17d0
[15098.353870][T19513]      addrconf_f6i_alloc+0x315/0x560
[15098.353870][T19513]      ipv6_add_addr+0x411/0x2000
[15098.353870][T19513]      inet6_addr_add+0x30e/0xa40
[15098.353870][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15098.353870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15098.353870][T19513]      netlink_rcv_skb+0x130/0x360
[15098.353870][T19513]      netlink_unicast+0x449/0x710
[15098.353870][T19513]      netlink_sendmsg+0x723/0xbe0
[15098.353870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15098.353870][T19513]      ___sys_sendmsg+0xee/0x170
[15098.353870][T19513]      __sys_sendmsg+0xcd/0x170
[15098.353870][T19513]      do_syscall_64+0xc6/0x1e0
[15098.353870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15098.353870][T19513] 
[15098.356071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15098.356071][T19513]      netdev_get_by_index+0x5e/0x80
[15098.356071][T19513]      fib6_nh_init+0x3d8/0x15b0
[15098.356071][T19513]      ip6_route_info_create+0xf18/0x17d0
[15098.356071][T19513]      ip6_route_add+0x1c/0x140
[15098.356071][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15098.356071][T19513]      addrconf_add_dev+0xe2/0x170
[15098.356071][T19513]      inet6_addr_add+0x12f/0xa40
[15098.356071][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15098.356071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15098.356071][T19513]      netlink_rcv_skb+0x130/0x360
[15098.356071][T19513]      netlink_unicast+0x449/0x710
[15098.356071][T19513]      netlink_sendmsg+0x723/0xbe0
[15098.356071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15098.356071][T19513]      ___sys_sendmsg+0xee/0x170
[15098.356071][T19513]      __sys_sendmsg+0xcd/0x170
[15098.356071][T19513]      do_syscall_64+0xc6/0x1e0
[15098.356071][T19513] 
[15098.358240][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15098.358240][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15098.358240][T19513]      ipv6_find_idev+0x102/0x170
[15098.358240][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15098.358240][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15098.358240][T19513]      netlink_rcv_skb+0x130/0x360
[15098.358240][T19513]      netlink_unicast+0x449/0x710
[15098.358240][T19513]      netlink_sendmsg+0x723/0xbe0
[15098.358240][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15098.358240][T19513]      ___sys_sendmsg+0xee/0x170
[15098.358240][T19513]      __sys_sendmsg+0xcd/0x170
[15098.358240][T19513]      do_syscall_64+0xc6/0x1e0
[15098.358240][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15098.358240][T19513] 
[15098.360473][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15098.360473][T19513]      neigh_parms_alloc+0x1e5/0x510
[15098.360473][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15098.360473][T19513]      ipv6_find_idev+0x102/0x170
[15098.360473][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15098.360473][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15098.360473][T19513]      netlink_rcv_skb+0x130/0x360
[15098.360473][T19513]      netlink_unicast+0x449/0x710
[15098.360473][T19513]      netlink_sendmsg+0x723/0xbe0
[15098.360473][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15098.360473][T19513]      ___sys_sendmsg+0xee/0x170
[15098.360473][T19513]      __sys_sendmsg+0xcd/0x170
[15098.360473][T19513]      do_syscall_64+0xc6/0x1e0
[15098.360473][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15098.360473][T19513] 
[15108.367175][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15108.367574][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15108.367574][T19513]      netdev_get_by_index+0x5e/0x80
[15108.367574][T19513]      fib6_nh_init+0x3d8/0x15b0
[15108.367574][T19513]      ip6_route_info_create+0xf18/0x17d0
[15108.367574][T19513]      ip6_route_add+0x1c/0x140
[15108.367574][T19513]      addrconf_prefix_route+0x2a6/0x430
[15108.367574][T19513]      inet6_addr_add+0x4f8/0xa40
[15108.367574][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15108.367574][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15108.367574][T19513]      netlink_rcv_skb+0x130/0x360
[15108.367574][T19513]      netlink_unicast+0x449/0x710
[15108.367574][T19513]      netlink_sendmsg+0x723/0xbe0
[15108.367574][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15108.367574][T19513]      ___sys_sendmsg+0xee/0x170
[15108.367574][T19513]      __sys_sendmsg+0xcd/0x170
[15108.367574][T19513]      do_syscall_64+0xc6/0x1e0
[15108.367574][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15108.367574][T19513] 
[15108.369809][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15108.369809][T19513]      netdev_get_by_index+0x5e/0x80
[15108.369809][T19513]      fib6_nh_init+0x3d8/0x15b0
[15108.369809][T19513]      ip6_route_info_create+0xf18/0x17d0
[15108.369809][T19513]      addrconf_f6i_alloc+0x315/0x560
[15108.369809][T19513]      ipv6_add_addr+0x411/0x2000
[15108.369809][T19513]      inet6_addr_add+0x30e/0xa40
[15108.369809][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15108.369809][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15108.369809][T19513]      netlink_rcv_skb+0x130/0x360
[15108.369809][T19513]      netlink_unicast+0x449/0x710
[15108.369809][T19513]      netlink_sendmsg+0x723/0xbe0
[15108.369809][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15108.369809][T19513]      ___sys_sendmsg+0xee/0x170
[15108.369809][T19513]      __sys_sendmsg+0xcd/0x170
[15108.369809][T19513]      do_syscall_64+0xc6/0x1e0
[15108.369809][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15108.369809][T19513] 
[15108.372018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15108.372018][T19513]      netdev_get_by_index+0x5e/0x80
[15108.372018][T19513]      fib6_nh_init+0x3d8/0x15b0
[15108.372018][T19513]      ip6_route_info_create+0xf18/0x17d0
[15108.372018][T19513]      ip6_route_add+0x1c/0x140
[15108.372018][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15108.372018][T19513]      addrconf_add_dev+0xe2/0x170
[15108.372018][T19513]      inet6_addr_add+0x12f/0xa40
[15108.372018][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15108.372018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15108.372018][T19513]      netlink_rcv_skb+0x130/0x360
[15108.372018][T19513]      netlink_unicast+0x449/0x710
[15108.372018][T19513]      netlink_sendmsg+0x723/0xbe0
[15108.372018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15108.372018][T19513]      ___sys_sendmsg+0xee/0x170
[15108.372018][T19513]      __sys_sendmsg+0xcd/0x170
[15108.372018][T19513]      do_syscall_64+0xc6/0x1e0
[15108.372018][T19513] 
[15108.374187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15108.374187][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15108.374187][T19513]      ipv6_find_idev+0x102/0x170
[15108.374187][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15108.374187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15108.374187][T19513]      netlink_rcv_skb+0x130/0x360
[15108.374187][T19513]      netlink_unicast+0x449/0x710
[15108.374187][T19513]      netlink_sendmsg+0x723/0xbe0
[15108.374187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15108.374187][T19513]      ___sys_sendmsg+0xee/0x170
[15108.374187][T19513]      __sys_sendmsg+0xcd/0x170
[15108.374187][T19513]      do_syscall_64+0xc6/0x1e0
[15108.374187][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15108.374187][T19513] 
[15108.375887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15108.375887][T19513]      neigh_parms_alloc+0x1e5/0x510
[15108.375887][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15108.375887][T19513]      ipv6_find_idev+0x102/0x170
[15108.375887][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15108.375887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15108.375887][T19513]      netlink_rcv_skb+0x130/0x360
[15108.375887][T19513]      netlink_unicast+0x449/0x710
[15108.375887][T19513]      netlink_sendmsg+0x723/0xbe0
[15108.375887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15108.375887][T19513]      ___sys_sendmsg+0xee/0x170
[15108.375887][T19513]      __sys_sendmsg+0xcd/0x170
[15108.375887][T19513]      do_syscall_64+0xc6/0x1e0
[15108.375887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15108.375887][T19513] 
[15118.615195][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15118.615651][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15118.615651][T19513]      netdev_get_by_index+0x5e/0x80
[15118.615651][T19513]      fib6_nh_init+0x3d8/0x15b0
[15118.615651][T19513]      ip6_route_info_create+0xf18/0x17d0
[15118.615651][T19513]      ip6_route_add+0x1c/0x140
[15118.615651][T19513]      addrconf_prefix_route+0x2a6/0x430
[15118.615651][T19513]      inet6_addr_add+0x4f8/0xa40
[15118.615651][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15118.615651][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15118.615651][T19513]      netlink_rcv_skb+0x130/0x360
[15118.615651][T19513]      netlink_unicast+0x449/0x710
[15118.615651][T19513]      netlink_sendmsg+0x723/0xbe0
[15118.615651][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15118.615651][T19513]      ___sys_sendmsg+0xee/0x170
[15118.615651][T19513]      __sys_sendmsg+0xcd/0x170
[15118.615651][T19513]      do_syscall_64+0xc6/0x1e0
[15118.615651][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15118.615651][T19513] 
[15118.617905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15118.617905][T19513]      netdev_get_by_index+0x5e/0x80
[15118.617905][T19513]      fib6_nh_init+0x3d8/0x15b0
[15118.617905][T19513]      ip6_route_info_create+0xf18/0x17d0
[15118.617905][T19513]      addrconf_f6i_alloc+0x315/0x560
[15118.617905][T19513]      ipv6_add_addr+0x411/0x2000
[15118.617905][T19513]      inet6_addr_add+0x30e/0xa40
[15118.617905][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15118.617905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15118.617905][T19513]      netlink_rcv_skb+0x130/0x360
[15118.617905][T19513]      netlink_unicast+0x449/0x710
[15118.617905][T19513]      netlink_sendmsg+0x723/0xbe0
[15118.617905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15118.617905][T19513]      ___sys_sendmsg+0xee/0x170
[15118.617905][T19513]      __sys_sendmsg+0xcd/0x170
[15118.617905][T19513]      do_syscall_64+0xc6/0x1e0
[15118.617905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15118.617905][T19513] 
[15118.620105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15118.620105][T19513]      netdev_get_by_index+0x5e/0x80
[15118.620105][T19513]      fib6_nh_init+0x3d8/0x15b0
[15118.620105][T19513]      ip6_route_info_create+0xf18/0x17d0
[15118.620105][T19513]      ip6_route_add+0x1c/0x140
[15118.620105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15118.620105][T19513]      addrconf_add_dev+0xe2/0x170
[15118.620105][T19513]      inet6_addr_add+0x12f/0xa40
[15118.620105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15118.620105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15118.620105][T19513]      netlink_rcv_skb+0x130/0x360
[15118.620105][T19513]      netlink_unicast+0x449/0x710
[15118.620105][T19513]      netlink_sendmsg+0x723/0xbe0
[15118.620105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15118.620105][T19513]      ___sys_sendmsg+0xee/0x170
[15118.620105][T19513]      __sys_sendmsg+0xcd/0x170
[15118.620105][T19513]      do_syscall_64+0xc6/0x1e0
[15118.620105][T19513] 
[15118.622262][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15118.622262][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15118.622262][T19513]      ipv6_find_idev+0x102/0x170
[15118.622262][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15118.622262][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15118.622262][T19513]      netlink_rcv_skb+0x130/0x360
[15118.622262][T19513]      netlink_unicast+0x449/0x710
[15118.622262][T19513]      netlink_sendmsg+0x723/0xbe0
[15118.622262][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15118.622262][T19513]      ___sys_sendmsg+0xee/0x170
[15118.622262][T19513]      __sys_sendmsg+0xcd/0x170
[15118.622262][T19513]      do_syscall_64+0xc6/0x1e0
[15118.622262][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15118.622262][T19513] 
[15118.623950][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15118.623950][T19513]      neigh_parms_alloc+0x1e5/0x510
[15118.623950][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15118.623950][T19513]      ipv6_find_idev+0x102/0x170
[15118.623950][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15118.623950][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15118.623950][T19513]      netlink_rcv_skb+0x130/0x360
[15118.623950][T19513]      netlink_unicast+0x449/0x710
[15118.623950][T19513]      netlink_sendmsg+0x723/0xbe0
[15118.623950][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15118.623950][T19513]      ___sys_sendmsg+0xee/0x170
[15118.623950][T19513]      __sys_sendmsg+0xcd/0x170
[15118.623950][T19513]      do_syscall_64+0xc6/0x1e0
[15118.623950][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15118.623950][T19513] 
[15128.863121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15128.863626][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15128.863626][T19513]      netdev_get_by_index+0x5e/0x80
[15128.863626][T19513]      fib6_nh_init+0x3d8/0x15b0
[15128.863626][T19513]      ip6_route_info_create+0xf18/0x17d0
[15128.863626][T19513]      ip6_route_add+0x1c/0x140
[15128.863626][T19513]      addrconf_prefix_route+0x2a6/0x430
[15128.863626][T19513]      inet6_addr_add+0x4f8/0xa40
[15128.863626][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15128.863626][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15128.863626][T19513]      netlink_rcv_skb+0x130/0x360
[15128.863626][T19513]      netlink_unicast+0x449/0x710
[15128.863626][T19513]      netlink_sendmsg+0x723/0xbe0
[15128.863626][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15128.863626][T19513]      ___sys_sendmsg+0xee/0x170
[15128.863626][T19513]      __sys_sendmsg+0xcd/0x170
[15128.863626][T19513]      do_syscall_64+0xc6/0x1e0
[15128.863626][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15128.863626][T19513] 
[15128.865847][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15128.865847][T19513]      netdev_get_by_index+0x5e/0x80
[15128.865847][T19513]      fib6_nh_init+0x3d8/0x15b0
[15128.865847][T19513]      ip6_route_info_create+0xf18/0x17d0
[15128.865847][T19513]      addrconf_f6i_alloc+0x315/0x560
[15128.865847][T19513]      ipv6_add_addr+0x411/0x2000
[15128.865847][T19513]      inet6_addr_add+0x30e/0xa40
[15128.865847][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15128.865847][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15128.865847][T19513]      netlink_rcv_skb+0x130/0x360
[15128.865847][T19513]      netlink_unicast+0x449/0x710
[15128.865847][T19513]      netlink_sendmsg+0x723/0xbe0
[15128.865847][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15128.865847][T19513]      ___sys_sendmsg+0xee/0x170
[15128.865847][T19513]      __sys_sendmsg+0xcd/0x170
[15128.865847][T19513]      do_syscall_64+0xc6/0x1e0
[15128.865847][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15128.865847][T19513] 
[15128.868059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15128.868059][T19513]      netdev_get_by_index+0x5e/0x80
[15128.868059][T19513]      fib6_nh_init+0x3d8/0x15b0
[15128.868059][T19513]      ip6_route_info_create+0xf18/0x17d0
[15128.868059][T19513]      ip6_route_add+0x1c/0x140
[15128.868059][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15128.868059][T19513]      addrconf_add_dev+0xe2/0x170
[15128.868059][T19513]      inet6_addr_add+0x12f/0xa40
[15128.868059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15128.868059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15128.868059][T19513]      netlink_rcv_skb+0x130/0x360
[15128.868059][T19513]      netlink_unicast+0x449/0x710
[15128.868059][T19513]      netlink_sendmsg+0x723/0xbe0
[15128.868059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15128.868059][T19513]      ___sys_sendmsg+0xee/0x170
[15128.868059][T19513]      __sys_sendmsg+0xcd/0x170
[15128.868059][T19513]      do_syscall_64+0xc6/0x1e0
[15128.868059][T19513] 
[15128.870214][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15128.870214][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15128.870214][T19513]      ipv6_find_idev+0x102/0x170
[15128.870214][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15128.870214][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15128.870214][T19513]      netlink_rcv_skb+0x130/0x360
[15128.870214][T19513]      netlink_unicast+0x449/0x710
[15128.870214][T19513]      netlink_sendmsg+0x723/0xbe0
[15128.870214][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15128.870214][T19513]      ___sys_sendmsg+0xee/0x170
[15128.870214][T19513]      __sys_sendmsg+0xcd/0x170
[15128.870214][T19513]      do_syscall_64+0xc6/0x1e0
[15128.870214][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15128.870214][T19513] 
[15128.871923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15128.871923][T19513]      neigh_parms_alloc+0x1e5/0x510
[15128.871923][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15128.871923][T19513]      ipv6_find_idev+0x102/0x170
[15128.871923][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15128.871923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15128.871923][T19513]      netlink_rcv_skb+0x130/0x360
[15128.871923][T19513]      netlink_unicast+0x449/0x710
[15128.871923][T19513]      netlink_sendmsg+0x723/0xbe0
[15128.871923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15128.871923][T19513]      ___sys_sendmsg+0xee/0x170
[15128.871923][T19513]      __sys_sendmsg+0xcd/0x170
[15128.871923][T19513]      do_syscall_64+0xc6/0x1e0
[15128.871923][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15128.871923][T19513] 
[15138.895130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15138.895590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15138.895590][T19513]      netdev_get_by_index+0x5e/0x80
[15138.895590][T19513]      fib6_nh_init+0x3d8/0x15b0
[15138.895590][T19513]      ip6_route_info_create+0xf18/0x17d0
[15138.895590][T19513]      ip6_route_add+0x1c/0x140
[15138.895590][T19513]      addrconf_prefix_route+0x2a6/0x430
[15138.895590][T19513]      inet6_addr_add+0x4f8/0xa40
[15138.895590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15138.895590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15138.895590][T19513]      netlink_rcv_skb+0x130/0x360
[15138.895590][T19513]      netlink_unicast+0x449/0x710
[15138.895590][T19513]      netlink_sendmsg+0x723/0xbe0
[15138.895590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15138.895590][T19513]      ___sys_sendmsg+0xee/0x170
[15138.895590][T19513]      __sys_sendmsg+0xcd/0x170
[15138.895590][T19513]      do_syscall_64+0xc6/0x1e0
[15138.895590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15138.895590][T19513] 
[15138.897831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15138.897831][T19513]      netdev_get_by_index+0x5e/0x80
[15138.897831][T19513]      fib6_nh_init+0x3d8/0x15b0
[15138.897831][T19513]      ip6_route_info_create+0xf18/0x17d0
[15138.897831][T19513]      addrconf_f6i_alloc+0x315/0x560
[15138.897831][T19513]      ipv6_add_addr+0x411/0x2000
[15138.897831][T19513]      inet6_addr_add+0x30e/0xa40
[15138.897831][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15138.897831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15138.897831][T19513]      netlink_rcv_skb+0x130/0x360
[15138.897831][T19513]      netlink_unicast+0x449/0x710
[15138.897831][T19513]      netlink_sendmsg+0x723/0xbe0
[15138.897831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15138.897831][T19513]      ___sys_sendmsg+0xee/0x170
[15138.897831][T19513]      __sys_sendmsg+0xcd/0x170
[15138.897831][T19513]      do_syscall_64+0xc6/0x1e0
[15138.897831][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15138.897831][T19513] 
[15138.900031][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15138.900031][T19513]      netdev_get_by_index+0x5e/0x80
[15138.900031][T19513]      fib6_nh_init+0x3d8/0x15b0
[15138.900031][T19513]      ip6_route_info_create+0xf18/0x17d0
[15138.900031][T19513]      ip6_route_add+0x1c/0x140
[15138.900031][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15138.900031][T19513]      addrconf_add_dev+0xe2/0x170
[15138.900031][T19513]      inet6_addr_add+0x12f/0xa40
[15138.900031][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15138.900031][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15138.900031][T19513]      netlink_rcv_skb+0x130/0x360
[15138.900031][T19513]      netlink_unicast+0x449/0x710
[15138.900031][T19513]      netlink_sendmsg+0x723/0xbe0
[15138.900031][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15138.900031][T19513]      ___sys_sendmsg+0xee/0x170
[15138.900031][T19513]      __sys_sendmsg+0xcd/0x170
[15138.900031][T19513]      do_syscall_64+0xc6/0x1e0
[15138.900031][T19513] 
[15138.902187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15138.902187][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15138.902187][T19513]      ipv6_find_idev+0x102/0x170
[15138.902187][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15138.902187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15138.902187][T19513]      netlink_rcv_skb+0x130/0x360
[15138.902187][T19513]      netlink_unicast+0x449/0x710
[15138.902187][T19513]      netlink_sendmsg+0x723/0xbe0
[15138.902187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15138.902187][T19513]      ___sys_sendmsg+0xee/0x170
[15138.902187][T19513]      __sys_sendmsg+0xcd/0x170
[15138.902187][T19513]      do_syscall_64+0xc6/0x1e0
[15138.902187][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15138.902187][T19513] 
[15138.903880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15138.903880][T19513]      neigh_parms_alloc+0x1e5/0x510
[15138.903880][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15138.903880][T19513]      ipv6_find_idev+0x102/0x170
[15138.903880][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15138.903880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15138.903880][T19513]      netlink_rcv_skb+0x130/0x360
[15138.903880][T19513]      netlink_unicast+0x449/0x710
[15138.903880][T19513]      netlink_sendmsg+0x723/0xbe0
[15138.903880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15138.903880][T19513]      ___sys_sendmsg+0xee/0x170
[15138.903880][T19513]      __sys_sendmsg+0xcd/0x170
[15138.903880][T19513]      do_syscall_64+0xc6/0x1e0
[15138.903880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15138.903880][T19513] 
[15149.143140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15149.143597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15149.143597][T19513]      netdev_get_by_index+0x5e/0x80
[15149.143597][T19513]      fib6_nh_init+0x3d8/0x15b0
[15149.143597][T19513]      ip6_route_info_create+0xf18/0x17d0
[15149.143597][T19513]      ip6_route_add+0x1c/0x140
[15149.143597][T19513]      addrconf_prefix_route+0x2a6/0x430
[15149.143597][T19513]      inet6_addr_add+0x4f8/0xa40
[15149.143597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15149.143597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15149.143597][T19513]      netlink_rcv_skb+0x130/0x360
[15149.143597][T19513]      netlink_unicast+0x449/0x710
[15149.143597][T19513]      netlink_sendmsg+0x723/0xbe0
[15149.143597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15149.143597][T19513]      ___sys_sendmsg+0xee/0x170
[15149.143597][T19513]      __sys_sendmsg+0xcd/0x170
[15149.143597][T19513]      do_syscall_64+0xc6/0x1e0
[15149.143597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15149.143597][T19513] 
[15149.145821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15149.145821][T19513]      netdev_get_by_index+0x5e/0x80
[15149.145821][T19513]      fib6_nh_init+0x3d8/0x15b0
[15149.145821][T19513]      ip6_route_info_create+0xf18/0x17d0
[15149.145821][T19513]      addrconf_f6i_alloc+0x315/0x560
[15149.145821][T19513]      ipv6_add_addr+0x411/0x2000
[15149.145821][T19513]      inet6_addr_add+0x30e/0xa40
[15149.145821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15149.145821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15149.145821][T19513]      netlink_rcv_skb+0x130/0x360
[15149.145821][T19513]      netlink_unicast+0x449/0x710
[15149.145821][T19513]      netlink_sendmsg+0x723/0xbe0
[15149.145821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15149.145821][T19513]      ___sys_sendmsg+0xee/0x170
[15149.145821][T19513]      __sys_sendmsg+0xcd/0x170
[15149.145821][T19513]      do_syscall_64+0xc6/0x1e0
[15149.145821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15149.145821][T19513] 
[15149.148050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15149.148050][T19513]      netdev_get_by_index+0x5e/0x80
[15149.148050][T19513]      fib6_nh_init+0x3d8/0x15b0
[15149.148050][T19513]      ip6_route_info_create+0xf18/0x17d0
[15149.148050][T19513]      ip6_route_add+0x1c/0x140
[15149.148050][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15149.148050][T19513]      addrconf_add_dev+0xe2/0x170
[15149.148050][T19513]      inet6_addr_add+0x12f/0xa40
[15149.148050][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15149.148050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15149.148050][T19513]      netlink_rcv_skb+0x130/0x360
[15149.148050][T19513]      netlink_unicast+0x449/0x710
[15149.148050][T19513]      netlink_sendmsg+0x723/0xbe0
[15149.148050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15149.148050][T19513]      ___sys_sendmsg+0xee/0x170
[15149.148050][T19513]      __sys_sendmsg+0xcd/0x170
[15149.148050][T19513]      do_syscall_64+0xc6/0x1e0
[15149.148050][T19513] 
[15149.150210][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15149.150210][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15149.150210][T19513]      ipv6_find_idev+0x102/0x170
[15149.150210][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15149.150210][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15149.150210][T19513]      netlink_rcv_skb+0x130/0x360
[15149.150210][T19513]      netlink_unicast+0x449/0x710
[15149.150210][T19513]      netlink_sendmsg+0x723/0xbe0
[15149.150210][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15149.150210][T19513]      ___sys_sendmsg+0xee/0x170
[15149.150210][T19513]      __sys_sendmsg+0xcd/0x170
[15149.150210][T19513]      do_syscall_64+0xc6/0x1e0
[15149.150210][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15149.150210][T19513] 
[15149.151901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15149.151901][T19513]      neigh_parms_alloc+0x1e5/0x510
[15149.151901][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15149.151901][T19513]      ipv6_find_idev+0x102/0x170
[15149.151901][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15149.151901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15149.151901][T19513]      netlink_rcv_skb+0x130/0x360
[15149.151901][T19513]      netlink_unicast+0x449/0x710
[15149.151901][T19513]      netlink_sendmsg+0x723/0xbe0
[15149.151901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15149.151901][T19513]      ___sys_sendmsg+0xee/0x170
[15149.151901][T19513]      __sys_sendmsg+0xcd/0x170
[15149.151901][T19513]      do_syscall_64+0xc6/0x1e0
[15149.151901][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15149.151901][T19513] 
[15159.391153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15159.391641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15159.391641][T19513]      netdev_get_by_index+0x5e/0x80
[15159.391641][T19513]      fib6_nh_init+0x3d8/0x15b0
[15159.391641][T19513]      ip6_route_info_create+0xf18/0x17d0
[15159.391641][T19513]      ip6_route_add+0x1c/0x140
[15159.391641][T19513]      addrconf_prefix_route+0x2a6/0x430
[15159.391641][T19513]      inet6_addr_add+0x4f8/0xa40
[15159.391641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15159.391641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15159.391641][T19513]      netlink_rcv_skb+0x130/0x360
[15159.391641][T19513]      netlink_unicast+0x449/0x710
[15159.391641][T19513]      netlink_sendmsg+0x723/0xbe0
[15159.391641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15159.391641][T19513]      ___sys_sendmsg+0xee/0x170
[15159.391641][T19513]      __sys_sendmsg+0xcd/0x170
[15159.391641][T19513]      do_syscall_64+0xc6/0x1e0
[15159.391641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15159.391641][T19513] 
[15159.393867][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15159.393867][T19513]      netdev_get_by_index+0x5e/0x80
[15159.393867][T19513]      fib6_nh_init+0x3d8/0x15b0
[15159.393867][T19513]      ip6_route_info_create+0xf18/0x17d0
[15159.393867][T19513]      addrconf_f6i_alloc+0x315/0x560
[15159.393867][T19513]      ipv6_add_addr+0x411/0x2000
[15159.393867][T19513]      inet6_addr_add+0x30e/0xa40
[15159.393867][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15159.393867][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15159.393867][T19513]      netlink_rcv_skb+0x130/0x360
[15159.393867][T19513]      netlink_unicast+0x449/0x710
[15159.393867][T19513]      netlink_sendmsg+0x723/0xbe0
[15159.393867][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15159.393867][T19513]      ___sys_sendmsg+0xee/0x170
[15159.393867][T19513]      __sys_sendmsg+0xcd/0x170
[15159.393867][T19513]      do_syscall_64+0xc6/0x1e0
[15159.393867][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15159.393867][T19513] 
[15159.396064][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15159.396064][T19513]      netdev_get_by_index+0x5e/0x80
[15159.396064][T19513]      fib6_nh_init+0x3d8/0x15b0
[15159.396064][T19513]      ip6_route_info_create+0xf18/0x17d0
[15159.396064][T19513]      ip6_route_add+0x1c/0x140
[15159.396064][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15159.396064][T19513]      addrconf_add_dev+0xe2/0x170
[15159.396064][T19513]      inet6_addr_add+0x12f/0xa40
[15159.396064][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15159.396064][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15159.396064][T19513]      netlink_rcv_skb+0x130/0x360
[15159.396064][T19513]      netlink_unicast+0x449/0x710
[15159.396064][T19513]      netlink_sendmsg+0x723/0xbe0
[15159.396064][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15159.396064][T19513]      ___sys_sendmsg+0xee/0x170
[15159.396064][T19513]      __sys_sendmsg+0xcd/0x170
[15159.396064][T19513]      do_syscall_64+0xc6/0x1e0
[15159.396064][T19513] 
[15159.398234][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15159.398234][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15159.398234][T19513]      ipv6_find_idev+0x102/0x170
[15159.398234][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15159.398234][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15159.398234][T19513]      netlink_rcv_skb+0x130/0x360
[15159.398234][T19513]      netlink_unicast+0x449/0x710
[15159.398234][T19513]      netlink_sendmsg+0x723/0xbe0
[15159.398234][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15159.398234][T19513]      ___sys_sendmsg+0xee/0x170
[15159.398234][T19513]      __sys_sendmsg+0xcd/0x170
[15159.398234][T19513]      do_syscall_64+0xc6/0x1e0
[15159.398234][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15159.398234][T19513] 
[15159.399925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15159.399925][T19513]      neigh_parms_alloc+0x1e5/0x510
[15159.399925][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15159.399925][T19513]      ipv6_find_idev+0x102/0x170
[15159.399925][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15159.399925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15159.399925][T19513]      netlink_rcv_skb+0x130/0x360
[15159.399925][T19513]      netlink_unicast+0x449/0x710
[15159.399925][T19513]      netlink_sendmsg+0x723/0xbe0
[15159.399925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15159.399925][T19513]      ___sys_sendmsg+0xee/0x170
[15159.399925][T19513]      __sys_sendmsg+0xcd/0x170
[15159.399925][T19513]      do_syscall_64+0xc6/0x1e0
[15159.399925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15159.399925][T19513] 
[15169.423147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15169.423600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15169.423600][T19513]      netdev_get_by_index+0x5e/0x80
[15169.423600][T19513]      fib6_nh_init+0x3d8/0x15b0
[15169.423600][T19513]      ip6_route_info_create+0xf18/0x17d0
[15169.423600][T19513]      ip6_route_add+0x1c/0x140
[15169.423600][T19513]      addrconf_prefix_route+0x2a6/0x430
[15169.423600][T19513]      inet6_addr_add+0x4f8/0xa40
[15169.423600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15169.423600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15169.423600][T19513]      netlink_rcv_skb+0x130/0x360
[15169.423600][T19513]      netlink_unicast+0x449/0x710
[15169.423600][T19513]      netlink_sendmsg+0x723/0xbe0
[15169.423600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15169.423600][T19513]      ___sys_sendmsg+0xee/0x170
[15169.423600][T19513]      __sys_sendmsg+0xcd/0x170
[15169.423600][T19513]      do_syscall_64+0xc6/0x1e0
[15169.423600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15169.423600][T19513] 
[15169.425826][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15169.425826][T19513]      netdev_get_by_index+0x5e/0x80
[15169.425826][T19513]      fib6_nh_init+0x3d8/0x15b0
[15169.425826][T19513]      ip6_route_info_create+0xf18/0x17d0
[15169.425826][T19513]      addrconf_f6i_alloc+0x315/0x560
[15169.425826][T19513]      ipv6_add_addr+0x411/0x2000
[15169.425826][T19513]      inet6_addr_add+0x30e/0xa40
[15169.425826][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15169.425826][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15169.425826][T19513]      netlink_rcv_skb+0x130/0x360
[15169.425826][T19513]      netlink_unicast+0x449/0x710
[15169.425826][T19513]      netlink_sendmsg+0x723/0xbe0
[15169.425826][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15169.425826][T19513]      ___sys_sendmsg+0xee/0x170
[15169.425826][T19513]      __sys_sendmsg+0xcd/0x170
[15169.425826][T19513]      do_syscall_64+0xc6/0x1e0
[15169.425826][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15169.425826][T19513] 
[15169.428041][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15169.428041][T19513]      netdev_get_by_index+0x5e/0x80
[15169.428041][T19513]      fib6_nh_init+0x3d8/0x15b0
[15169.428041][T19513]      ip6_route_info_create+0xf18/0x17d0
[15169.428041][T19513]      ip6_route_add+0x1c/0x140
[15169.428041][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15169.428041][T19513]      addrconf_add_dev+0xe2/0x170
[15169.428041][T19513]      inet6_addr_add+0x12f/0xa40
[15169.428041][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15169.428041][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15169.428041][T19513]      netlink_rcv_skb+0x130/0x360
[15169.428041][T19513]      netlink_unicast+0x449/0x710
[15169.428041][T19513]      netlink_sendmsg+0x723/0xbe0
[15169.428041][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15169.428041][T19513]      ___sys_sendmsg+0xee/0x170
[15169.428041][T19513]      __sys_sendmsg+0xcd/0x170
[15169.428041][T19513]      do_syscall_64+0xc6/0x1e0
[15169.428041][T19513] 
[15169.430194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15169.430194][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15169.430194][T19513]      ipv6_find_idev+0x102/0x170
[15169.430194][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15169.430194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15169.430194][T19513]      netlink_rcv_skb+0x130/0x360
[15169.430194][T19513]      netlink_unicast+0x449/0x710
[15169.430194][T19513]      netlink_sendmsg+0x723/0xbe0
[15169.430194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15169.430194][T19513]      ___sys_sendmsg+0xee/0x170
[15169.430194][T19513]      __sys_sendmsg+0xcd/0x170
[15169.430194][T19513]      do_syscall_64+0xc6/0x1e0
[15169.430194][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15169.430194][T19513] 
[15169.431880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15169.431880][T19513]      neigh_parms_alloc+0x1e5/0x510
[15169.431880][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15169.431880][T19513]      ipv6_find_idev+0x102/0x170
[15169.431880][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15169.431880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15169.431880][T19513]      netlink_rcv_skb+0x130/0x360
[15169.431880][T19513]      netlink_unicast+0x449/0x710
[15169.431880][T19513]      netlink_sendmsg+0x723/0xbe0
[15169.431880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15169.431880][T19513]      ___sys_sendmsg+0xee/0x170
[15169.431880][T19513]      __sys_sendmsg+0xcd/0x170
[15169.431880][T19513]      do_syscall_64+0xc6/0x1e0
[15169.431880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15169.431880][T19513] 
[15179.671129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15179.671602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15179.671602][T19513]      netdev_get_by_index+0x5e/0x80
[15179.671602][T19513]      fib6_nh_init+0x3d8/0x15b0
[15179.671602][T19513]      ip6_route_info_create+0xf18/0x17d0
[15179.671602][T19513]      ip6_route_add+0x1c/0x140
[15179.671602][T19513]      addrconf_prefix_route+0x2a6/0x430
[15179.671602][T19513]      inet6_addr_add+0x4f8/0xa40
[15179.671602][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15179.671602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15179.671602][T19513]      netlink_rcv_skb+0x130/0x360
[15179.671602][T19513]      netlink_unicast+0x449/0x710
[15179.671602][T19513]      netlink_sendmsg+0x723/0xbe0
[15179.671602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15179.671602][T19513]      ___sys_sendmsg+0xee/0x170
[15179.671602][T19513]      __sys_sendmsg+0xcd/0x170
[15179.671602][T19513]      do_syscall_64+0xc6/0x1e0
[15179.671602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15179.671602][T19513] 
[15179.673822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15179.673822][T19513]      netdev_get_by_index+0x5e/0x80
[15179.673822][T19513]      fib6_nh_init+0x3d8/0x15b0
[15179.673822][T19513]      ip6_route_info_create+0xf18/0x17d0
[15179.673822][T19513]      addrconf_f6i_alloc+0x315/0x560
[15179.673822][T19513]      ipv6_add_addr+0x411/0x2000
[15179.673822][T19513]      inet6_addr_add+0x30e/0xa40
[15179.673822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15179.673822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15179.673822][T19513]      netlink_rcv_skb+0x130/0x360
[15179.673822][T19513]      netlink_unicast+0x449/0x710
[15179.673822][T19513]      netlink_sendmsg+0x723/0xbe0
[15179.673822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15179.673822][T19513]      ___sys_sendmsg+0xee/0x170
[15179.673822][T19513]      __sys_sendmsg+0xcd/0x170
[15179.673822][T19513]      do_syscall_64+0xc6/0x1e0
[15179.673822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15179.673822][T19513] 
[15179.676061][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15179.676061][T19513]      netdev_get_by_index+0x5e/0x80
[15179.676061][T19513]      fib6_nh_init+0x3d8/0x15b0
[15179.676061][T19513]      ip6_route_info_create+0xf18/0x17d0
[15179.676061][T19513]      ip6_route_add+0x1c/0x140
[15179.676061][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15179.676061][T19513]      addrconf_add_dev+0xe2/0x170
[15179.676061][T19513]      inet6_addr_add+0x12f/0xa40
[15179.676061][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15179.676061][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15179.676061][T19513]      netlink_rcv_skb+0x130/0x360
[15179.676061][T19513]      netlink_unicast+0x449/0x710
[15179.676061][T19513]      netlink_sendmsg+0x723/0xbe0
[15179.676061][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15179.676061][T19513]      ___sys_sendmsg+0xee/0x170
[15179.676061][T19513]      __sys_sendmsg+0xcd/0x170
[15179.676061][T19513]      do_syscall_64+0xc6/0x1e0
[15179.676061][T19513] 
[15179.678236][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15179.678236][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15179.678236][T19513]      ipv6_find_idev+0x102/0x170
[15179.678236][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15179.678236][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15179.678236][T19513]      netlink_rcv_skb+0x130/0x360
[15179.678236][T19513]      netlink_unicast+0x449/0x710
[15179.678236][T19513]      netlink_sendmsg+0x723/0xbe0
[15179.678236][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15179.678236][T19513]      ___sys_sendmsg+0xee/0x170
[15179.678236][T19513]      __sys_sendmsg+0xcd/0x170
[15179.678236][T19513]      do_syscall_64+0xc6/0x1e0
[15179.678236][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15179.678236][T19513] 
[15179.679943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15179.679943][T19513]      neigh_parms_alloc+0x1e5/0x510
[15179.679943][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15179.679943][T19513]      ipv6_find_idev+0x102/0x170
[15179.679943][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15179.679943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15179.679943][T19513]      netlink_rcv_skb+0x130/0x360
[15179.679943][T19513]      netlink_unicast+0x449/0x710
[15179.679943][T19513]      netlink_sendmsg+0x723/0xbe0
[15179.679943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15179.679943][T19513]      ___sys_sendmsg+0xee/0x170
[15179.679943][T19513]      __sys_sendmsg+0xcd/0x170
[15179.679943][T19513]      do_syscall_64+0xc6/0x1e0
[15179.679943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15179.679943][T19513] 
[15189.919143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15189.919599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15189.919599][T19513]      netdev_get_by_index+0x5e/0x80
[15189.919599][T19513]      fib6_nh_init+0x3d8/0x15b0
[15189.919599][T19513]      ip6_route_info_create+0xf18/0x17d0
[15189.919599][T19513]      ip6_route_add+0x1c/0x140
[15189.919599][T19513]      addrconf_prefix_route+0x2a6/0x430
[15189.919599][T19513]      inet6_addr_add+0x4f8/0xa40
[15189.919599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15189.919599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15189.919599][T19513]      netlink_rcv_skb+0x130/0x360
[15189.919599][T19513]      netlink_unicast+0x449/0x710
[15189.919599][T19513]      netlink_sendmsg+0x723/0xbe0
[15189.919599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15189.919599][T19513]      ___sys_sendmsg+0xee/0x170
[15189.919599][T19513]      __sys_sendmsg+0xcd/0x170
[15189.919599][T19513]      do_syscall_64+0xc6/0x1e0
[15189.919599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15189.919599][T19513] 
[15189.921819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15189.921819][T19513]      netdev_get_by_index+0x5e/0x80
[15189.921819][T19513]      fib6_nh_init+0x3d8/0x15b0
[15189.921819][T19513]      ip6_route_info_create+0xf18/0x17d0
[15189.921819][T19513]      addrconf_f6i_alloc+0x315/0x560
[15189.921819][T19513]      ipv6_add_addr+0x411/0x2000
[15189.921819][T19513]      inet6_addr_add+0x30e/0xa40
[15189.921819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15189.921819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15189.921819][T19513]      netlink_rcv_skb+0x130/0x360
[15189.921819][T19513]      netlink_unicast+0x449/0x710
[15189.921819][T19513]      netlink_sendmsg+0x723/0xbe0
[15189.921819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15189.921819][T19513]      ___sys_sendmsg+0xee/0x170
[15189.921819][T19513]      __sys_sendmsg+0xcd/0x170
[15189.921819][T19513]      do_syscall_64+0xc6/0x1e0
[15189.921819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15189.921819][T19513] 
[15189.924019][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15189.924019][T19513]      netdev_get_by_index+0x5e/0x80
[15189.924019][T19513]      fib6_nh_init+0x3d8/0x15b0
[15189.924019][T19513]      ip6_route_info_create+0xf18/0x17d0
[15189.924019][T19513]      ip6_route_add+0x1c/0x140
[15189.924019][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15189.924019][T19513]      addrconf_add_dev+0xe2/0x170
[15189.924019][T19513]      inet6_addr_add+0x12f/0xa40
[15189.924019][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15189.924019][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15189.924019][T19513]      netlink_rcv_skb+0x130/0x360
[15189.924019][T19513]      netlink_unicast+0x449/0x710
[15189.924019][T19513]      netlink_sendmsg+0x723/0xbe0
[15189.924019][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15189.924019][T19513]      ___sys_sendmsg+0xee/0x170
[15189.924019][T19513]      __sys_sendmsg+0xcd/0x170
[15189.924019][T19513]      do_syscall_64+0xc6/0x1e0
[15189.924019][T19513] 
[15189.926187][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15189.926187][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15189.926187][T19513]      ipv6_find_idev+0x102/0x170
[15189.926187][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15189.926187][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15189.926187][T19513]      netlink_rcv_skb+0x130/0x360
[15189.926187][T19513]      netlink_unicast+0x449/0x710
[15189.926187][T19513]      netlink_sendmsg+0x723/0xbe0
[15189.926187][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15189.926187][T19513]      ___sys_sendmsg+0xee/0x170
[15189.926187][T19513]      __sys_sendmsg+0xcd/0x170
[15189.926187][T19513]      do_syscall_64+0xc6/0x1e0
[15189.926187][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15189.926187][T19513] 
[15189.927891][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15189.927891][T19513]      neigh_parms_alloc+0x1e5/0x510
[15189.927891][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15189.927891][T19513]      ipv6_find_idev+0x102/0x170
[15189.927891][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15189.927891][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15189.927891][T19513]      netlink_rcv_skb+0x130/0x360
[15189.927891][T19513]      netlink_unicast+0x449/0x710
[15189.927891][T19513]      netlink_sendmsg+0x723/0xbe0
[15189.927891][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15189.927891][T19513]      ___sys_sendmsg+0xee/0x170
[15189.927891][T19513]      __sys_sendmsg+0xcd/0x170
[15189.927891][T19513]      do_syscall_64+0xc6/0x1e0
[15189.927891][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15189.927891][T19513] 
[15200.119093][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15200.119566][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15200.119566][T19513]      netdev_get_by_index+0x5e/0x80
[15200.119566][T19513]      fib6_nh_init+0x3d8/0x15b0
[15200.119566][T19513]      ip6_route_info_create+0xf18/0x17d0
[15200.119566][T19513]      ip6_route_add+0x1c/0x140
[15200.119566][T19513]      addrconf_prefix_route+0x2a6/0x430
[15200.119566][T19513]      inet6_addr_add+0x4f8/0xa40
[15200.119566][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15200.119566][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15200.119566][T19513]      netlink_rcv_skb+0x130/0x360
[15200.119566][T19513]      netlink_unicast+0x449/0x710
[15200.119566][T19513]      netlink_sendmsg+0x723/0xbe0
[15200.119566][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15200.119566][T19513]      ___sys_sendmsg+0xee/0x170
[15200.119566][T19513]      __sys_sendmsg+0xcd/0x170
[15200.119566][T19513]      do_syscall_64+0xc6/0x1e0
[15200.119566][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15200.119566][T19513] 
[15200.121791][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15200.121791][T19513]      netdev_get_by_index+0x5e/0x80
[15200.121791][T19513]      fib6_nh_init+0x3d8/0x15b0
[15200.121791][T19513]      ip6_route_info_create+0xf18/0x17d0
[15200.121791][T19513]      addrconf_f6i_alloc+0x315/0x560
[15200.121791][T19513]      ipv6_add_addr+0x411/0x2000
[15200.121791][T19513]      inet6_addr_add+0x30e/0xa40
[15200.121791][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15200.121791][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15200.121791][T19513]      netlink_rcv_skb+0x130/0x360
[15200.121791][T19513]      netlink_unicast+0x449/0x710
[15200.121791][T19513]      netlink_sendmsg+0x723/0xbe0
[15200.121791][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15200.121791][T19513]      ___sys_sendmsg+0xee/0x170
[15200.121791][T19513]      __sys_sendmsg+0xcd/0x170
[15200.121791][T19513]      do_syscall_64+0xc6/0x1e0
[15200.121791][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15200.121791][T19513] 
[15200.123995][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15200.123995][T19513]      netdev_get_by_index+0x5e/0x80
[15200.123995][T19513]      fib6_nh_init+0x3d8/0x15b0
[15200.123995][T19513]      ip6_route_info_create+0xf18/0x17d0
[15200.123995][T19513]      ip6_route_add+0x1c/0x140
[15200.123995][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15200.123995][T19513]      addrconf_add_dev+0xe2/0x170
[15200.123995][T19513]      inet6_addr_add+0x12f/0xa40
[15200.123995][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15200.123995][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15200.123995][T19513]      netlink_rcv_skb+0x130/0x360
[15200.123995][T19513]      netlink_unicast+0x449/0x710
[15200.123995][T19513]      netlink_sendmsg+0x723/0xbe0
[15200.123995][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15200.123995][T19513]      ___sys_sendmsg+0xee/0x170
[15200.123995][T19513]      __sys_sendmsg+0xcd/0x170
[15200.123995][T19513]      do_syscall_64+0xc6/0x1e0
[15200.123995][T19513] 
[15200.126146][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15200.126146][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15200.126146][T19513]      ipv6_find_idev+0x102/0x170
[15200.126146][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15200.126146][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15200.126146][T19513]      netlink_rcv_skb+0x130/0x360
[15200.126146][T19513]      netlink_unicast+0x449/0x710
[15200.126146][T19513]      netlink_sendmsg+0x723/0xbe0
[15200.126146][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15200.126146][T19513]      ___sys_sendmsg+0xee/0x170
[15200.126146][T19513]      __sys_sendmsg+0xcd/0x170
[15200.126146][T19513]      do_syscall_64+0xc6/0x1e0
[15200.126146][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15200.126146][T19513] 
[15200.127845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15200.127845][T19513]      neigh_parms_alloc+0x1e5/0x510
[15200.127845][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15200.127845][T19513]      ipv6_find_idev+0x102/0x170
[15200.127845][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15200.127845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15200.127845][T19513]      netlink_rcv_skb+0x130/0x360
[15200.127845][T19513]      netlink_unicast+0x449/0x710
[15200.127845][T19513]      netlink_sendmsg+0x723/0xbe0
[15200.127845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15200.127845][T19513]      ___sys_sendmsg+0xee/0x170
[15200.127845][T19513]      __sys_sendmsg+0xcd/0x170
[15200.127845][T19513]      do_syscall_64+0xc6/0x1e0
[15200.127845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15200.127845][T19513] 
[15210.191187][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15210.191647][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15210.191647][T19513]      netdev_get_by_index+0x5e/0x80
[15210.191647][T19513]      fib6_nh_init+0x3d8/0x15b0
[15210.191647][T19513]      ip6_route_info_create+0xf18/0x17d0
[15210.191647][T19513]      ip6_route_add+0x1c/0x140
[15210.191647][T19513]      addrconf_prefix_route+0x2a6/0x430
[15210.191647][T19513]      inet6_addr_add+0x4f8/0xa40
[15210.191647][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15210.191647][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15210.191647][T19513]      netlink_rcv_skb+0x130/0x360
[15210.191647][T19513]      netlink_unicast+0x449/0x710
[15210.191647][T19513]      netlink_sendmsg+0x723/0xbe0
[15210.191647][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15210.191647][T19513]      ___sys_sendmsg+0xee/0x170
[15210.191647][T19513]      __sys_sendmsg+0xcd/0x170
[15210.191647][T19513]      do_syscall_64+0xc6/0x1e0
[15210.191647][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15210.191647][T19513] 
[15210.193884][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15210.193884][T19513]      netdev_get_by_index+0x5e/0x80
[15210.193884][T19513]      fib6_nh_init+0x3d8/0x15b0
[15210.193884][T19513]      ip6_route_info_create+0xf18/0x17d0
[15210.193884][T19513]      addrconf_f6i_alloc+0x315/0x560
[15210.193884][T19513]      ipv6_add_addr+0x411/0x2000
[15210.193884][T19513]      inet6_addr_add+0x30e/0xa40
[15210.193884][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15210.193884][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15210.193884][T19513]      netlink_rcv_skb+0x130/0x360
[15210.193884][T19513]      netlink_unicast+0x449/0x710
[15210.193884][T19513]      netlink_sendmsg+0x723/0xbe0
[15210.193884][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15210.193884][T19513]      ___sys_sendmsg+0xee/0x170
[15210.193884][T19513]      __sys_sendmsg+0xcd/0x170
[15210.193884][T19513]      do_syscall_64+0xc6/0x1e0
[15210.193884][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15210.193884][T19513] 
[15210.196092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15210.196092][T19513]      netdev_get_by_index+0x5e/0x80
[15210.196092][T19513]      fib6_nh_init+0x3d8/0x15b0
[15210.196092][T19513]      ip6_route_info_create+0xf18/0x17d0
[15210.196092][T19513]      ip6_route_add+0x1c/0x140
[15210.196092][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15210.196092][T19513]      addrconf_add_dev+0xe2/0x170
[15210.196092][T19513]      inet6_addr_add+0x12f/0xa40
[15210.196092][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15210.196092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15210.196092][T19513]      netlink_rcv_skb+0x130/0x360
[15210.196092][T19513]      netlink_unicast+0x449/0x710
[15210.196092][T19513]      netlink_sendmsg+0x723/0xbe0
[15210.196092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15210.196092][T19513]      ___sys_sendmsg+0xee/0x170
[15210.196092][T19513]      __sys_sendmsg+0xcd/0x170
[15210.196092][T19513]      do_syscall_64+0xc6/0x1e0
[15210.196092][T19513] 
[15210.198294][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15210.198294][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15210.198294][T19513]      ipv6_find_idev+0x102/0x170
[15210.198294][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15210.198294][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15210.198294][T19513]      netlink_rcv_skb+0x130/0x360
[15210.198294][T19513]      netlink_unicast+0x449/0x710
[15210.198294][T19513]      netlink_sendmsg+0x723/0xbe0
[15210.198294][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15210.198294][T19513]      ___sys_sendmsg+0xee/0x170
[15210.198294][T19513]      __sys_sendmsg+0xcd/0x170
[15210.198294][T19513]      do_syscall_64+0xc6/0x1e0
[15210.198294][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15210.198294][T19513] 
[15210.199983][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15210.199983][T19513]      neigh_parms_alloc+0x1e5/0x510
[15210.199983][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15210.199983][T19513]      ipv6_find_idev+0x102/0x170
[15210.199983][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15210.199983][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15210.199983][T19513]      netlink_rcv_skb+0x130/0x360
[15210.199983][T19513]      netlink_unicast+0x449/0x710
[15210.199983][T19513]      netlink_sendmsg+0x723/0xbe0
[15210.199983][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15210.199983][T19513]      ___sys_sendmsg+0xee/0x170
[15210.199983][T19513]      __sys_sendmsg+0xcd/0x170
[15210.199983][T19513]      do_syscall_64+0xc6/0x1e0
[15210.199983][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15210.199983][T19513] 
[15220.375120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15220.375577][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15220.375577][T19513]      netdev_get_by_index+0x5e/0x80
[15220.375577][T19513]      fib6_nh_init+0x3d8/0x15b0
[15220.375577][T19513]      ip6_route_info_create+0xf18/0x17d0
[15220.375577][T19513]      ip6_route_add+0x1c/0x140
[15220.375577][T19513]      addrconf_prefix_route+0x2a6/0x430
[15220.375577][T19513]      inet6_addr_add+0x4f8/0xa40
[15220.375577][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15220.375577][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15220.375577][T19513]      netlink_rcv_skb+0x130/0x360
[15220.375577][T19513]      netlink_unicast+0x449/0x710
[15220.375577][T19513]      netlink_sendmsg+0x723/0xbe0
[15220.375577][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15220.375577][T19513]      ___sys_sendmsg+0xee/0x170
[15220.375577][T19513]      __sys_sendmsg+0xcd/0x170
[15220.375577][T19513]      do_syscall_64+0xc6/0x1e0
[15220.375577][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15220.375577][T19513] 
[15220.377842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15220.377842][T19513]      netdev_get_by_index+0x5e/0x80
[15220.377842][T19513]      fib6_nh_init+0x3d8/0x15b0
[15220.377842][T19513]      ip6_route_info_create+0xf18/0x17d0
[15220.377842][T19513]      addrconf_f6i_alloc+0x315/0x560
[15220.377842][T19513]      ipv6_add_addr+0x411/0x2000
[15220.377842][T19513]      inet6_addr_add+0x30e/0xa40
[15220.377842][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15220.377842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15220.377842][T19513]      netlink_rcv_skb+0x130/0x360
[15220.377842][T19513]      netlink_unicast+0x449/0x710
[15220.377842][T19513]      netlink_sendmsg+0x723/0xbe0
[15220.377842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15220.377842][T19513]      ___sys_sendmsg+0xee/0x170
[15220.377842][T19513]      __sys_sendmsg+0xcd/0x170
[15220.377842][T19513]      do_syscall_64+0xc6/0x1e0
[15220.377842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15220.377842][T19513] 
[15220.380068][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15220.380068][T19513]      netdev_get_by_index+0x5e/0x80
[15220.380068][T19513]      fib6_nh_init+0x3d8/0x15b0
[15220.380068][T19513]      ip6_route_info_create+0xf18/0x17d0
[15220.380068][T19513]      ip6_route_add+0x1c/0x140
[15220.380068][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15220.380068][T19513]      addrconf_add_dev+0xe2/0x170
[15220.380068][T19513]      inet6_addr_add+0x12f/0xa40
[15220.380068][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15220.380068][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15220.380068][T19513]      netlink_rcv_skb+0x130/0x360
[15220.380068][T19513]      netlink_unicast+0x449/0x710
[15220.380068][T19513]      netlink_sendmsg+0x723/0xbe0
[15220.380068][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15220.380068][T19513]      ___sys_sendmsg+0xee/0x170
[15220.380068][T19513]      __sys_sendmsg+0xcd/0x170
[15220.380068][T19513]      do_syscall_64+0xc6/0x1e0
[15220.380068][T19513] 
[15220.382240][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15220.382240][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15220.382240][T19513]      ipv6_find_idev+0x102/0x170
[15220.382240][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15220.382240][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15220.382240][T19513]      netlink_rcv_skb+0x130/0x360
[15220.382240][T19513]      netlink_unicast+0x449/0x710
[15220.382240][T19513]      netlink_sendmsg+0x723/0xbe0
[15220.382240][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15220.382240][T19513]      ___sys_sendmsg+0xee/0x170
[15220.382240][T19513]      __sys_sendmsg+0xcd/0x170
[15220.382240][T19513]      do_syscall_64+0xc6/0x1e0
[15220.382240][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15220.382240][T19513] 
[15220.383929][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15220.383929][T19513]      neigh_parms_alloc+0x1e5/0x510
[15220.383929][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15220.383929][T19513]      ipv6_find_idev+0x102/0x170
[15220.383929][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15220.383929][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15220.383929][T19513]      netlink_rcv_skb+0x130/0x360
[15220.383929][T19513]      netlink_unicast+0x449/0x710
[15220.383929][T19513]      netlink_sendmsg+0x723/0xbe0
[15220.383929][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15220.383929][T19513]      ___sys_sendmsg+0xee/0x170
[15220.383929][T19513]      __sys_sendmsg+0xcd/0x170
[15220.383929][T19513]      do_syscall_64+0xc6/0x1e0
[15220.383929][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15220.383929][T19513] 
[15230.631153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15230.631621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15230.631621][T19513]      netdev_get_by_index+0x5e/0x80
[15230.631621][T19513]      fib6_nh_init+0x3d8/0x15b0
[15230.631621][T19513]      ip6_route_info_create+0xf18/0x17d0
[15230.631621][T19513]      ip6_route_add+0x1c/0x140
[15230.631621][T19513]      addrconf_prefix_route+0x2a6/0x430
[15230.631621][T19513]      inet6_addr_add+0x4f8/0xa40
[15230.631621][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15230.631621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15230.631621][T19513]      netlink_rcv_skb+0x130/0x360
[15230.631621][T19513]      netlink_unicast+0x449/0x710
[15230.631621][T19513]      netlink_sendmsg+0x723/0xbe0
[15230.631621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15230.631621][T19513]      ___sys_sendmsg+0xee/0x170
[15230.631621][T19513]      __sys_sendmsg+0xcd/0x170
[15230.631621][T19513]      do_syscall_64+0xc6/0x1e0
[15230.631621][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15230.631621][T19513] 
[15230.633848][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15230.633848][T19513]      netdev_get_by_index+0x5e/0x80
[15230.633848][T19513]      fib6_nh_init+0x3d8/0x15b0
[15230.633848][T19513]      ip6_route_info_create+0xf18/0x17d0
[15230.633848][T19513]      addrconf_f6i_alloc+0x315/0x560
[15230.633848][T19513]      ipv6_add_addr+0x411/0x2000
[15230.633848][T19513]      inet6_addr_add+0x30e/0xa40
[15230.633848][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15230.633848][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15230.633848][T19513]      netlink_rcv_skb+0x130/0x360
[15230.633848][T19513]      netlink_unicast+0x449/0x710
[15230.633848][T19513]      netlink_sendmsg+0x723/0xbe0
[15230.633848][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15230.633848][T19513]      ___sys_sendmsg+0xee/0x170
[15230.633848][T19513]      __sys_sendmsg+0xcd/0x170
[15230.633848][T19513]      do_syscall_64+0xc6/0x1e0
[15230.633848][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15230.633848][T19513] 
[15230.636059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15230.636059][T19513]      netdev_get_by_index+0x5e/0x80
[15230.636059][T19513]      fib6_nh_init+0x3d8/0x15b0
[15230.636059][T19513]      ip6_route_info_create+0xf18/0x17d0
[15230.636059][T19513]      ip6_route_add+0x1c/0x140
[15230.636059][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15230.636059][T19513]      addrconf_add_dev+0xe2/0x170
[15230.636059][T19513]      inet6_addr_add+0x12f/0xa40
[15230.636059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15230.636059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15230.636059][T19513]      netlink_rcv_skb+0x130/0x360
[15230.636059][T19513]      netlink_unicast+0x449/0x710
[15230.636059][T19513]      netlink_sendmsg+0x723/0xbe0
[15230.636059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15230.636059][T19513]      ___sys_sendmsg+0xee/0x170
[15230.636059][T19513]      __sys_sendmsg+0xcd/0x170
[15230.636059][T19513]      do_syscall_64+0xc6/0x1e0
[15230.636059][T19513] 
[15230.638229][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15230.638229][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15230.638229][T19513]      ipv6_find_idev+0x102/0x170
[15230.638229][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15230.638229][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15230.638229][T19513]      netlink_rcv_skb+0x130/0x360
[15230.638229][T19513]      netlink_unicast+0x449/0x710
[15230.638229][T19513]      netlink_sendmsg+0x723/0xbe0
[15230.638229][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15230.638229][T19513]      ___sys_sendmsg+0xee/0x170
[15230.638229][T19513]      __sys_sendmsg+0xcd/0x170
[15230.638229][T19513]      do_syscall_64+0xc6/0x1e0
[15230.638229][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15230.638229][T19513] 
[15230.639921][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15230.639921][T19513]      neigh_parms_alloc+0x1e5/0x510
[15230.639921][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15230.639921][T19513]      ipv6_find_idev+0x102/0x170
[15230.639921][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15230.639921][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15230.639921][T19513]      netlink_rcv_skb+0x130/0x360
[15230.639921][T19513]      netlink_unicast+0x449/0x710
[15230.639921][T19513]      netlink_sendmsg+0x723/0xbe0
[15230.639921][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15230.639921][T19513]      ___sys_sendmsg+0xee/0x170
[15230.639921][T19513]      __sys_sendmsg+0xcd/0x170
[15230.639921][T19513]      do_syscall_64+0xc6/0x1e0
[15230.639921][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15230.639921][T19513] 
[15240.887086][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15240.887560][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15240.887560][T19513]      netdev_get_by_index+0x5e/0x80
[15240.887560][T19513]      fib6_nh_init+0x3d8/0x15b0
[15240.887560][T19513]      ip6_route_info_create+0xf18/0x17d0
[15240.887560][T19513]      ip6_route_add+0x1c/0x140
[15240.887560][T19513]      addrconf_prefix_route+0x2a6/0x430
[15240.887560][T19513]      inet6_addr_add+0x4f8/0xa40
[15240.887560][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15240.887560][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15240.887560][T19513]      netlink_rcv_skb+0x130/0x360
[15240.887560][T19513]      netlink_unicast+0x449/0x710
[15240.887560][T19513]      netlink_sendmsg+0x723/0xbe0
[15240.887560][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15240.887560][T19513]      ___sys_sendmsg+0xee/0x170
[15240.887560][T19513]      __sys_sendmsg+0xcd/0x170
[15240.887560][T19513]      do_syscall_64+0xc6/0x1e0
[15240.887560][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15240.887560][T19513] 
[15240.889836][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15240.889836][T19513]      netdev_get_by_index+0x5e/0x80
[15240.889836][T19513]      fib6_nh_init+0x3d8/0x15b0
[15240.889836][T19513]      ip6_route_info_create+0xf18/0x17d0
[15240.889836][T19513]      addrconf_f6i_alloc+0x315/0x560
[15240.889836][T19513]      ipv6_add_addr+0x411/0x2000
[15240.889836][T19513]      inet6_addr_add+0x30e/0xa40
[15240.889836][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15240.889836][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15240.889836][T19513]      netlink_rcv_skb+0x130/0x360
[15240.889836][T19513]      netlink_unicast+0x449/0x710
[15240.889836][T19513]      netlink_sendmsg+0x723/0xbe0
[15240.889836][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15240.889836][T19513]      ___sys_sendmsg+0xee/0x170
[15240.889836][T19513]      __sys_sendmsg+0xcd/0x170
[15240.889836][T19513]      do_syscall_64+0xc6/0x1e0
[15240.889836][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15240.889836][T19513] 
[15240.892079][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15240.892079][T19513]      netdev_get_by_index+0x5e/0x80
[15240.892079][T19513]      fib6_nh_init+0x3d8/0x15b0
[15240.892079][T19513]      ip6_route_info_create+0xf18/0x17d0
[15240.892079][T19513]      ip6_route_add+0x1c/0x140
[15240.892079][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15240.892079][T19513]      addrconf_add_dev+0xe2/0x170
[15240.892079][T19513]      inet6_addr_add+0x12f/0xa40
[15240.892079][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15240.892079][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15240.892079][T19513]      netlink_rcv_skb+0x130/0x360
[15240.892079][T19513]      netlink_unicast+0x449/0x710
[15240.892079][T19513]      netlink_sendmsg+0x723/0xbe0
[15240.892079][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15240.892079][T19513]      ___sys_sendmsg+0xee/0x170
[15240.892079][T19513]      __sys_sendmsg+0xcd/0x170
[15240.892079][T19513]      do_syscall_64+0xc6/0x1e0
[15240.892079][T19513] 
[15240.894292][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15240.894292][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15240.894292][T19513]      ipv6_find_idev+0x102/0x170
[15240.894292][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15240.894292][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15240.894292][T19513]      netlink_rcv_skb+0x130/0x360
[15240.894292][T19513]      netlink_unicast+0x449/0x710
[15240.894292][T19513]      netlink_sendmsg+0x723/0xbe0
[15240.894292][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15240.894292][T19513]      ___sys_sendmsg+0xee/0x170
[15240.894292][T19513]      __sys_sendmsg+0xcd/0x170
[15240.894292][T19513]      do_syscall_64+0xc6/0x1e0
[15240.894292][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15240.894292][T19513] 
[15240.896016][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15240.896016][T19513]      neigh_parms_alloc+0x1e5/0x510
[15240.896016][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15240.896016][T19513]      ipv6_find_idev+0x102/0x170
[15240.896016][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15240.896016][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15240.896016][T19513]      netlink_rcv_skb+0x130/0x360
[15240.896016][T19513]      netlink_unicast+0x449/0x710
[15240.896016][T19513]      netlink_sendmsg+0x723/0xbe0
[15240.896016][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15240.896016][T19513]      ___sys_sendmsg+0xee/0x170
[15240.896016][T19513]      __sys_sendmsg+0xcd/0x170
[15240.896016][T19513]      do_syscall_64+0xc6/0x1e0
[15240.896016][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15240.896016][T19513] 
[15251.143139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15251.143555][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15251.143555][T19513]      netdev_get_by_index+0x5e/0x80
[15251.143555][T19513]      fib6_nh_init+0x3d8/0x15b0
[15251.143555][T19513]      ip6_route_info_create+0xf18/0x17d0
[15251.143555][T19513]      ip6_route_add+0x1c/0x140
[15251.143555][T19513]      addrconf_prefix_route+0x2a6/0x430
[15251.143555][T19513]      inet6_addr_add+0x4f8/0xa40
[15251.143555][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15251.143555][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15251.143555][T19513]      netlink_rcv_skb+0x130/0x360
[15251.143555][T19513]      netlink_unicast+0x449/0x710
[15251.143555][T19513]      netlink_sendmsg+0x723/0xbe0
[15251.143555][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15251.143555][T19513]      ___sys_sendmsg+0xee/0x170
[15251.143555][T19513]      __sys_sendmsg+0xcd/0x170
[15251.143555][T19513]      do_syscall_64+0xc6/0x1e0
[15251.143555][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15251.143555][T19513] 
[15251.145806][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15251.145806][T19513]      netdev_get_by_index+0x5e/0x80
[15251.145806][T19513]      fib6_nh_init+0x3d8/0x15b0
[15251.145806][T19513]      ip6_route_info_create+0xf18/0x17d0
[15251.145806][T19513]      addrconf_f6i_alloc+0x315/0x560
[15251.145806][T19513]      ipv6_add_addr+0x411/0x2000
[15251.145806][T19513]      inet6_addr_add+0x30e/0xa40
[15251.145806][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15251.145806][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15251.145806][T19513]      netlink_rcv_skb+0x130/0x360
[15251.145806][T19513]      netlink_unicast+0x449/0x710
[15251.145806][T19513]      netlink_sendmsg+0x723/0xbe0
[15251.145806][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15251.145806][T19513]      ___sys_sendmsg+0xee/0x170
[15251.145806][T19513]      __sys_sendmsg+0xcd/0x170
[15251.145806][T19513]      do_syscall_64+0xc6/0x1e0
[15251.145806][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15251.145806][T19513] 
[15251.148066][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15251.148066][T19513]      netdev_get_by_index+0x5e/0x80
[15251.148066][T19513]      fib6_nh_init+0x3d8/0x15b0
[15251.148066][T19513]      ip6_route_info_create+0xf18/0x17d0
[15251.148066][T19513]      ip6_route_add+0x1c/0x140
[15251.148066][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15251.148066][T19513]      addrconf_add_dev+0xe2/0x170
[15251.148066][T19513]      inet6_addr_add+0x12f/0xa40
[15251.148066][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15251.148066][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15251.148066][T19513]      netlink_rcv_skb+0x130/0x360
[15251.148066][T19513]      netlink_unicast+0x449/0x710
[15251.148066][T19513]      netlink_sendmsg+0x723/0xbe0
[15251.148066][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15251.148066][T19513]      ___sys_sendmsg+0xee/0x170
[15251.148066][T19513]      __sys_sendmsg+0xcd/0x170
[15251.148066][T19513]      do_syscall_64+0xc6/0x1e0
[15251.148066][T19513] 
[15251.150251][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15251.150251][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15251.150251][T19513]      ipv6_find_idev+0x102/0x170
[15251.150251][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15251.150251][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15251.150251][T19513]      netlink_rcv_skb+0x130/0x360
[15251.150251][T19513]      netlink_unicast+0x449/0x710
[15251.150251][T19513]      netlink_sendmsg+0x723/0xbe0
[15251.150251][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15251.150251][T19513]      ___sys_sendmsg+0xee/0x170
[15251.150251][T19513]      __sys_sendmsg+0xcd/0x170
[15251.150251][T19513]      do_syscall_64+0xc6/0x1e0
[15251.150251][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15251.150251][T19513] 
[15251.151958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15251.151958][T19513]      neigh_parms_alloc+0x1e5/0x510
[15251.151958][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15251.151958][T19513]      ipv6_find_idev+0x102/0x170
[15251.151958][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15251.151958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15251.151958][T19513]      netlink_rcv_skb+0x130/0x360
[15251.151958][T19513]      netlink_unicast+0x449/0x710
[15251.151958][T19513]      netlink_sendmsg+0x723/0xbe0
[15251.151958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15251.151958][T19513]      ___sys_sendmsg+0xee/0x170
[15251.151958][T19513]      __sys_sendmsg+0xcd/0x170
[15251.151958][T19513]      do_syscall_64+0xc6/0x1e0
[15251.151958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15251.151958][T19513] 
[15261.239182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15261.239654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15261.239654][T19513]      netdev_get_by_index+0x5e/0x80
[15261.239654][T19513]      fib6_nh_init+0x3d8/0x15b0
[15261.239654][T19513]      ip6_route_info_create+0xf18/0x17d0
[15261.239654][T19513]      ip6_route_add+0x1c/0x140
[15261.239654][T19513]      addrconf_prefix_route+0x2a6/0x430
[15261.239654][T19513]      inet6_addr_add+0x4f8/0xa40
[15261.239654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15261.239654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15261.239654][T19513]      netlink_rcv_skb+0x130/0x360
[15261.239654][T19513]      netlink_unicast+0x449/0x710
[15261.239654][T19513]      netlink_sendmsg+0x723/0xbe0
[15261.239654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15261.239654][T19513]      ___sys_sendmsg+0xee/0x170
[15261.239654][T19513]      __sys_sendmsg+0xcd/0x170
[15261.239654][T19513]      do_syscall_64+0xc6/0x1e0
[15261.239654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15261.239654][T19513] 
[15261.241927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15261.241927][T19513]      netdev_get_by_index+0x5e/0x80
[15261.241927][T19513]      fib6_nh_init+0x3d8/0x15b0
[15261.241927][T19513]      ip6_route_info_create+0xf18/0x17d0
[15261.241927][T19513]      addrconf_f6i_alloc+0x315/0x560
[15261.241927][T19513]      ipv6_add_addr+0x411/0x2000
[15261.241927][T19513]      inet6_addr_add+0x30e/0xa40
[15261.241927][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15261.241927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15261.241927][T19513]      netlink_rcv_skb+0x130/0x360
[15261.241927][T19513]      netlink_unicast+0x449/0x710
[15261.241927][T19513]      netlink_sendmsg+0x723/0xbe0
[15261.241927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15261.241927][T19513]      ___sys_sendmsg+0xee/0x170
[15261.241927][T19513]      __sys_sendmsg+0xcd/0x170
[15261.241927][T19513]      do_syscall_64+0xc6/0x1e0
[15261.241927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15261.241927][T19513] 
[15261.244134][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15261.244134][T19513]      netdev_get_by_index+0x5e/0x80
[15261.244134][T19513]      fib6_nh_init+0x3d8/0x15b0
[15261.244134][T19513]      ip6_route_info_create+0xf18/0x17d0
[15261.244134][T19513]      ip6_route_add+0x1c/0x140
[15261.244134][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15261.244134][T19513]      addrconf_add_dev+0xe2/0x170
[15261.244134][T19513]      inet6_addr_add+0x12f/0xa40
[15261.244134][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15261.244134][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15261.244134][T19513]      netlink_rcv_skb+0x130/0x360
[15261.244134][T19513]      netlink_unicast+0x449/0x710
[15261.244134][T19513]      netlink_sendmsg+0x723/0xbe0
[15261.244134][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15261.244134][T19513]      ___sys_sendmsg+0xee/0x170
[15261.244134][T19513]      __sys_sendmsg+0xcd/0x170
[15261.244134][T19513]      do_syscall_64+0xc6/0x1e0
[15261.244134][T19513] 
[15261.246293][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15261.246293][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15261.246293][T19513]      ipv6_find_idev+0x102/0x170
[15261.246293][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15261.246293][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15261.246293][T19513]      netlink_rcv_skb+0x130/0x360
[15261.246293][T19513]      netlink_unicast+0x449/0x710
[15261.246293][T19513]      netlink_sendmsg+0x723/0xbe0
[15261.246293][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15261.246293][T19513]      ___sys_sendmsg+0xee/0x170
[15261.246293][T19513]      __sys_sendmsg+0xcd/0x170
[15261.246293][T19513]      do_syscall_64+0xc6/0x1e0
[15261.246293][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15261.246293][T19513] 
[15261.248004][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15261.248004][T19513]      neigh_parms_alloc+0x1e5/0x510
[15261.248004][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15261.248004][T19513]      ipv6_find_idev+0x102/0x170
[15261.248004][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15261.248004][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15261.248004][T19513]      netlink_rcv_skb+0x130/0x360
[15261.248004][T19513]      netlink_unicast+0x449/0x710
[15261.248004][T19513]      netlink_sendmsg+0x723/0xbe0
[15261.248004][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15261.248004][T19513]      ___sys_sendmsg+0xee/0x170
[15261.248004][T19513]      __sys_sendmsg+0xcd/0x170
[15261.248004][T19513]      do_syscall_64+0xc6/0x1e0
[15261.248004][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15261.248004][T19513] 
[15271.487062][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15271.487531][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15271.487531][T19513]      netdev_get_by_index+0x5e/0x80
[15271.487531][T19513]      fib6_nh_init+0x3d8/0x15b0
[15271.487531][T19513]      ip6_route_info_create+0xf18/0x17d0
[15271.487531][T19513]      ip6_route_add+0x1c/0x140
[15271.487531][T19513]      addrconf_prefix_route+0x2a6/0x430
[15271.487531][T19513]      inet6_addr_add+0x4f8/0xa40
[15271.487531][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15271.487531][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15271.487531][T19513]      netlink_rcv_skb+0x130/0x360
[15271.487531][T19513]      netlink_unicast+0x449/0x710
[15271.487531][T19513]      netlink_sendmsg+0x723/0xbe0
[15271.487531][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15271.487531][T19513]      ___sys_sendmsg+0xee/0x170
[15271.487531][T19513]      __sys_sendmsg+0xcd/0x170
[15271.487531][T19513]      do_syscall_64+0xc6/0x1e0
[15271.487531][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15271.487531][T19513] 
[15271.489775][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15271.489775][T19513]      netdev_get_by_index+0x5e/0x80
[15271.489775][T19513]      fib6_nh_init+0x3d8/0x15b0
[15271.489775][T19513]      ip6_route_info_create+0xf18/0x17d0
[15271.489775][T19513]      addrconf_f6i_alloc+0x315/0x560
[15271.489775][T19513]      ipv6_add_addr+0x411/0x2000
[15271.489775][T19513]      inet6_addr_add+0x30e/0xa40
[15271.489775][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15271.489775][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15271.489775][T19513]      netlink_rcv_skb+0x130/0x360
[15271.489775][T19513]      netlink_unicast+0x449/0x710
[15271.489775][T19513]      netlink_sendmsg+0x723/0xbe0
[15271.489775][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15271.489775][T19513]      ___sys_sendmsg+0xee/0x170
[15271.489775][T19513]      __sys_sendmsg+0xcd/0x170
[15271.489775][T19513]      do_syscall_64+0xc6/0x1e0
[15271.489775][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15271.489775][T19513] 
[15271.491976][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15271.491976][T19513]      netdev_get_by_index+0x5e/0x80
[15271.491976][T19513]      fib6_nh_init+0x3d8/0x15b0
[15271.491976][T19513]      ip6_route_info_create+0xf18/0x17d0
[15271.491976][T19513]      ip6_route_add+0x1c/0x140
[15271.491976][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15271.491976][T19513]      addrconf_add_dev+0xe2/0x170
[15271.491976][T19513]      inet6_addr_add+0x12f/0xa40
[15271.491976][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15271.491976][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15271.491976][T19513]      netlink_rcv_skb+0x130/0x360
[15271.491976][T19513]      netlink_unicast+0x449/0x710
[15271.491976][T19513]      netlink_sendmsg+0x723/0xbe0
[15271.491976][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15271.491976][T19513]      ___sys_sendmsg+0xee/0x170
[15271.491976][T19513]      __sys_sendmsg+0xcd/0x170
[15271.491976][T19513]      do_syscall_64+0xc6/0x1e0
[15271.491976][T19513] 
[15271.494135][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15271.494135][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15271.494135][T19513]      ipv6_find_idev+0x102/0x170
[15271.494135][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15271.494135][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15271.494135][T19513]      netlink_rcv_skb+0x130/0x360
[15271.494135][T19513]      netlink_unicast+0x449/0x710
[15271.494135][T19513]      netlink_sendmsg+0x723/0xbe0
[15271.494135][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15271.494135][T19513]      ___sys_sendmsg+0xee/0x170
[15271.494135][T19513]      __sys_sendmsg+0xcd/0x170
[15271.494135][T19513]      do_syscall_64+0xc6/0x1e0
[15271.494135][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15271.494135][T19513] 
[15271.495819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15271.495819][T19513]      neigh_parms_alloc+0x1e5/0x510
[15271.495819][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15271.495819][T19513]      ipv6_find_idev+0x102/0x170
[15271.495819][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15271.495819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15271.495819][T19513]      netlink_rcv_skb+0x130/0x360
[15271.495819][T19513]      netlink_unicast+0x449/0x710
[15271.495819][T19513]      netlink_sendmsg+0x723/0xbe0
[15271.495819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15271.495819][T19513]      ___sys_sendmsg+0xee/0x170
[15271.495819][T19513]      __sys_sendmsg+0xcd/0x170
[15271.495819][T19513]      do_syscall_64+0xc6/0x1e0
[15271.495819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15271.495819][T19513] 
[15281.559144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15281.559565][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15281.559565][T19513]      netdev_get_by_index+0x5e/0x80
[15281.559565][T19513]      fib6_nh_init+0x3d8/0x15b0
[15281.559565][T19513]      ip6_route_info_create+0xf18/0x17d0
[15281.559565][T19513]      ip6_route_add+0x1c/0x140
[15281.559565][T19513]      addrconf_prefix_route+0x2a6/0x430
[15281.559565][T19513]      inet6_addr_add+0x4f8/0xa40
[15281.559565][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15281.559565][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15281.559565][T19513]      netlink_rcv_skb+0x130/0x360
[15281.559565][T19513]      netlink_unicast+0x449/0x710
[15281.559565][T19513]      netlink_sendmsg+0x723/0xbe0
[15281.559565][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15281.559565][T19513]      ___sys_sendmsg+0xee/0x170
[15281.559565][T19513]      __sys_sendmsg+0xcd/0x170
[15281.559565][T19513]      do_syscall_64+0xc6/0x1e0
[15281.559565][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15281.559565][T19513] 
[15281.561843][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15281.561843][T19513]      netdev_get_by_index+0x5e/0x80
[15281.561843][T19513]      fib6_nh_init+0x3d8/0x15b0
[15281.561843][T19513]      ip6_route_info_create+0xf18/0x17d0
[15281.561843][T19513]      addrconf_f6i_alloc+0x315/0x560
[15281.561843][T19513]      ipv6_add_addr+0x411/0x2000
[15281.561843][T19513]      inet6_addr_add+0x30e/0xa40
[15281.561843][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15281.561843][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15281.561843][T19513]      netlink_rcv_skb+0x130/0x360
[15281.561843][T19513]      netlink_unicast+0x449/0x710
[15281.561843][T19513]      netlink_sendmsg+0x723/0xbe0
[15281.561843][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15281.561843][T19513]      ___sys_sendmsg+0xee/0x170
[15281.561843][T19513]      __sys_sendmsg+0xcd/0x170
[15281.561843][T19513]      do_syscall_64+0xc6/0x1e0
[15281.561843][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15281.561843][T19513] 
[15281.564065][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15281.564065][T19513]      netdev_get_by_index+0x5e/0x80
[15281.564065][T19513]      fib6_nh_init+0x3d8/0x15b0
[15281.564065][T19513]      ip6_route_info_create+0xf18/0x17d0
[15281.564065][T19513]      ip6_route_add+0x1c/0x140
[15281.564065][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15281.564065][T19513]      addrconf_add_dev+0xe2/0x170
[15281.564065][T19513]      inet6_addr_add+0x12f/0xa40
[15281.564065][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15281.564065][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15281.564065][T19513]      netlink_rcv_skb+0x130/0x360
[15281.564065][T19513]      netlink_unicast+0x449/0x710
[15281.564065][T19513]      netlink_sendmsg+0x723/0xbe0
[15281.564065][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15281.564065][T19513]      ___sys_sendmsg+0xee/0x170
[15281.564065][T19513]      __sys_sendmsg+0xcd/0x170
[15281.564065][T19513]      do_syscall_64+0xc6/0x1e0
[15281.564065][T19513] 
[15281.566270][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15281.566270][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15281.566270][T19513]      ipv6_find_idev+0x102/0x170
[15281.566270][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15281.566270][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15281.566270][T19513]      netlink_rcv_skb+0x130/0x360
[15281.566270][T19513]      netlink_unicast+0x449/0x710
[15281.566270][T19513]      netlink_sendmsg+0x723/0xbe0
[15281.566270][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15281.566270][T19513]      ___sys_sendmsg+0xee/0x170
[15281.566270][T19513]      __sys_sendmsg+0xcd/0x170
[15281.566270][T19513]      do_syscall_64+0xc6/0x1e0
[15281.566270][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15281.566270][T19513] 
[15281.567978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15281.567978][T19513]      neigh_parms_alloc+0x1e5/0x510
[15281.567978][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15281.567978][T19513]      ipv6_find_idev+0x102/0x170
[15281.567978][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15281.567978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15281.567978][T19513]      netlink_rcv_skb+0x130/0x360
[15281.567978][T19513]      netlink_unicast+0x449/0x710
[15281.567978][T19513]      netlink_sendmsg+0x723/0xbe0
[15281.567978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15281.567978][T19513]      ___sys_sendmsg+0xee/0x170
[15281.567978][T19513]      __sys_sendmsg+0xcd/0x170
[15281.567978][T19513]      do_syscall_64+0xc6/0x1e0
[15281.567978][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15281.567978][T19513] 
[15291.807138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15291.807529][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15291.807529][T19513]      netdev_get_by_index+0x5e/0x80
[15291.807529][T19513]      fib6_nh_init+0x3d8/0x15b0
[15291.807529][T19513]      ip6_route_info_create+0xf18/0x17d0
[15291.807529][T19513]      ip6_route_add+0x1c/0x140
[15291.807529][T19513]      addrconf_prefix_route+0x2a6/0x430
[15291.807529][T19513]      inet6_addr_add+0x4f8/0xa40
[15291.807529][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15291.807529][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15291.807529][T19513]      netlink_rcv_skb+0x130/0x360
[15291.807529][T19513]      netlink_unicast+0x449/0x710
[15291.807529][T19513]      netlink_sendmsg+0x723/0xbe0
[15291.807529][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15291.807529][T19513]      ___sys_sendmsg+0xee/0x170
[15291.807529][T19513]      __sys_sendmsg+0xcd/0x170
[15291.807529][T19513]      do_syscall_64+0xc6/0x1e0
[15291.807529][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15291.807529][T19513] 
[15291.809756][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15291.809756][T19513]      netdev_get_by_index+0x5e/0x80
[15291.809756][T19513]      fib6_nh_init+0x3d8/0x15b0
[15291.809756][T19513]      ip6_route_info_create+0xf18/0x17d0
[15291.809756][T19513]      addrconf_f6i_alloc+0x315/0x560
[15291.809756][T19513]      ipv6_add_addr+0x411/0x2000
[15291.809756][T19513]      inet6_addr_add+0x30e/0xa40
[15291.809756][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15291.809756][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15291.809756][T19513]      netlink_rcv_skb+0x130/0x360
[15291.809756][T19513]      netlink_unicast+0x449/0x710
[15291.809756][T19513]      netlink_sendmsg+0x723/0xbe0
[15291.809756][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15291.809756][T19513]      ___sys_sendmsg+0xee/0x170
[15291.809756][T19513]      __sys_sendmsg+0xcd/0x170
[15291.809756][T19513]      do_syscall_64+0xc6/0x1e0
[15291.809756][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15291.809756][T19513] 
[15291.811955][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15291.811955][T19513]      netdev_get_by_index+0x5e/0x80
[15291.811955][T19513]      fib6_nh_init+0x3d8/0x15b0
[15291.811955][T19513]      ip6_route_info_create+0xf18/0x17d0
[15291.811955][T19513]      ip6_route_add+0x1c/0x140
[15291.811955][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15291.811955][T19513]      addrconf_add_dev+0xe2/0x170
[15291.811955][T19513]      inet6_addr_add+0x12f/0xa40
[15291.811955][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15291.811955][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15291.811955][T19513]      netlink_rcv_skb+0x130/0x360
[15291.811955][T19513]      netlink_unicast+0x449/0x710
[15291.811955][T19513]      netlink_sendmsg+0x723/0xbe0
[15291.811955][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15291.811955][T19513]      ___sys_sendmsg+0xee/0x170
[15291.811955][T19513]      __sys_sendmsg+0xcd/0x170
[15291.811955][T19513]      do_syscall_64+0xc6/0x1e0
[15291.811955][T19513] 
[15291.814223][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15291.814223][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15291.814223][T19513]      ipv6_find_idev+0x102/0x170
[15291.814223][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15291.814223][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15291.814223][T19513]      netlink_rcv_skb+0x130/0x360
[15291.814223][T19513]      netlink_unicast+0x449/0x710
[15291.814223][T19513]      netlink_sendmsg+0x723/0xbe0
[15291.814223][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15291.814223][T19513]      ___sys_sendmsg+0xee/0x170
[15291.814223][T19513]      __sys_sendmsg+0xcd/0x170
[15291.814223][T19513]      do_syscall_64+0xc6/0x1e0
[15291.814223][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15291.814223][T19513] 
[15291.815914][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15291.815914][T19513]      neigh_parms_alloc+0x1e5/0x510
[15291.815914][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15291.815914][T19513]      ipv6_find_idev+0x102/0x170
[15291.815914][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15291.815914][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15291.815914][T19513]      netlink_rcv_skb+0x130/0x360
[15291.815914][T19513]      netlink_unicast+0x449/0x710
[15291.815914][T19513]      netlink_sendmsg+0x723/0xbe0
[15291.815914][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15291.815914][T19513]      ___sys_sendmsg+0xee/0x170
[15291.815914][T19513]      __sys_sendmsg+0xcd/0x170
[15291.815914][T19513]      do_syscall_64+0xc6/0x1e0
[15291.815914][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15291.815914][T19513] 
[15302.055172][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15302.055589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15302.055589][T19513]      netdev_get_by_index+0x5e/0x80
[15302.055589][T19513]      fib6_nh_init+0x3d8/0x15b0
[15302.055589][T19513]      ip6_route_info_create+0xf18/0x17d0
[15302.055589][T19513]      ip6_route_add+0x1c/0x140
[15302.055589][T19513]      addrconf_prefix_route+0x2a6/0x430
[15302.055589][T19513]      inet6_addr_add+0x4f8/0xa40
[15302.055589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15302.055589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15302.055589][T19513]      netlink_rcv_skb+0x130/0x360
[15302.055589][T19513]      netlink_unicast+0x449/0x710
[15302.055589][T19513]      netlink_sendmsg+0x723/0xbe0
[15302.055589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15302.055589][T19513]      ___sys_sendmsg+0xee/0x170
[15302.055589][T19513]      __sys_sendmsg+0xcd/0x170
[15302.055589][T19513]      do_syscall_64+0xc6/0x1e0
[15302.055589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15302.055589][T19513] 
[15302.057870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15302.057870][T19513]      netdev_get_by_index+0x5e/0x80
[15302.057870][T19513]      fib6_nh_init+0x3d8/0x15b0
[15302.057870][T19513]      ip6_route_info_create+0xf18/0x17d0
[15302.057870][T19513]      addrconf_f6i_alloc+0x315/0x560
[15302.057870][T19513]      ipv6_add_addr+0x411/0x2000
[15302.057870][T19513]      inet6_addr_add+0x30e/0xa40
[15302.057870][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15302.057870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15302.057870][T19513]      netlink_rcv_skb+0x130/0x360
[15302.057870][T19513]      netlink_unicast+0x449/0x710
[15302.057870][T19513]      netlink_sendmsg+0x723/0xbe0
[15302.057870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15302.057870][T19513]      ___sys_sendmsg+0xee/0x170
[15302.057870][T19513]      __sys_sendmsg+0xcd/0x170
[15302.057870][T19513]      do_syscall_64+0xc6/0x1e0
[15302.057870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15302.057870][T19513] 
[15302.060106][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15302.060106][T19513]      netdev_get_by_index+0x5e/0x80
[15302.060106][T19513]      fib6_nh_init+0x3d8/0x15b0
[15302.060106][T19513]      ip6_route_info_create+0xf18/0x17d0
[15302.060106][T19513]      ip6_route_add+0x1c/0x140
[15302.060106][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15302.060106][T19513]      addrconf_add_dev+0xe2/0x170
[15302.060106][T19513]      inet6_addr_add+0x12f/0xa40
[15302.060106][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15302.060106][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15302.060106][T19513]      netlink_rcv_skb+0x130/0x360
[15302.060106][T19513]      netlink_unicast+0x449/0x710
[15302.060106][T19513]      netlink_sendmsg+0x723/0xbe0
[15302.060106][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15302.060106][T19513]      ___sys_sendmsg+0xee/0x170
[15302.060106][T19513]      __sys_sendmsg+0xcd/0x170
[15302.060106][T19513]      do_syscall_64+0xc6/0x1e0
[15302.060106][T19513] 
[15302.062298][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15302.062298][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15302.062298][T19513]      ipv6_find_idev+0x102/0x170
[15302.062298][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15302.062298][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15302.062298][T19513]      netlink_rcv_skb+0x130/0x360
[15302.062298][T19513]      netlink_unicast+0x449/0x710
[15302.062298][T19513]      netlink_sendmsg+0x723/0xbe0
[15302.062298][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15302.062298][T19513]      ___sys_sendmsg+0xee/0x170
[15302.062298][T19513]      __sys_sendmsg+0xcd/0x170
[15302.062298][T19513]      do_syscall_64+0xc6/0x1e0
[15302.062298][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15302.062298][T19513] 
[15302.064014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15302.064014][T19513]      neigh_parms_alloc+0x1e5/0x510
[15302.064014][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15302.064014][T19513]      ipv6_find_idev+0x102/0x170
[15302.064014][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15302.064014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15302.064014][T19513]      netlink_rcv_skb+0x130/0x360
[15302.064014][T19513]      netlink_unicast+0x449/0x710
[15302.064014][T19513]      netlink_sendmsg+0x723/0xbe0
[15302.064014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15302.064014][T19513]      ___sys_sendmsg+0xee/0x170
[15302.064014][T19513]      __sys_sendmsg+0xcd/0x170
[15302.064014][T19513]      do_syscall_64+0xc6/0x1e0
[15302.064014][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15302.064014][T19513] 
[15312.127113][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15312.128082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15312.128082][T19513]      netdev_get_by_index+0x5e/0x80
[15312.128082][T19513]      fib6_nh_init+0x3d8/0x15b0
[15312.128082][T19513]      ip6_route_info_create+0xf18/0x17d0
[15312.128082][T19513]      ip6_route_add+0x1c/0x140
[15312.128082][T19513]      addrconf_prefix_route+0x2a6/0x430
[15312.128082][T19513]      inet6_addr_add+0x4f8/0xa40
[15312.128082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15312.128082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15312.128082][T19513]      netlink_rcv_skb+0x130/0x360
[15312.128082][T19513]      netlink_unicast+0x449/0x710
[15312.128082][T19513]      netlink_sendmsg+0x723/0xbe0
[15312.128082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15312.128082][T19513]      ___sys_sendmsg+0xee/0x170
[15312.128082][T19513]      __sys_sendmsg+0xcd/0x170
[15312.128082][T19513]      do_syscall_64+0xc6/0x1e0
[15312.128082][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15312.128082][T19513] 
[15312.130328][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15312.130328][T19513]      netdev_get_by_index+0x5e/0x80
[15312.130328][T19513]      fib6_nh_init+0x3d8/0x15b0
[15312.130328][T19513]      ip6_route_info_create+0xf18/0x17d0
[15312.130328][T19513]      addrconf_f6i_alloc+0x315/0x560
[15312.130328][T19513]      ipv6_add_addr+0x411/0x2000
[15312.130328][T19513]      inet6_addr_add+0x30e/0xa40
[15312.130328][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15312.130328][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15312.130328][T19513]      netlink_rcv_skb+0x130/0x360
[15312.130328][T19513]      netlink_unicast+0x449/0x710
[15312.130328][T19513]      netlink_sendmsg+0x723/0xbe0
[15312.130328][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15312.130328][T19513]      ___sys_sendmsg+0xee/0x170
[15312.130328][T19513]      __sys_sendmsg+0xcd/0x170
[15312.130328][T19513]      do_syscall_64+0xc6/0x1e0
[15312.130328][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15312.130328][T19513] 
[15312.132559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15312.132559][T19513]      netdev_get_by_index+0x5e/0x80
[15312.132559][T19513]      fib6_nh_init+0x3d8/0x15b0
[15312.132559][T19513]      ip6_route_info_create+0xf18/0x17d0
[15312.132559][T19513]      ip6_route_add+0x1c/0x140
[15312.132559][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15312.132559][T19513]      addrconf_add_dev+0xe2/0x170
[15312.132559][T19513]      inet6_addr_add+0x12f/0xa40
[15312.132559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15312.132559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15312.132559][T19513]      netlink_rcv_skb+0x130/0x360
[15312.132559][T19513]      netlink_unicast+0x449/0x710
[15312.132559][T19513]      netlink_sendmsg+0x723/0xbe0
[15312.132559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15312.132559][T19513]      ___sys_sendmsg+0xee/0x170
[15312.132559][T19513]      __sys_sendmsg+0xcd/0x170
[15312.132559][T19513]      do_syscall_64+0xc6/0x1e0
[15312.132559][T19513] 
[15312.134749][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15312.134749][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15312.134749][T19513]      ipv6_find_idev+0x102/0x170
[15312.134749][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15312.134749][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15312.134749][T19513]      netlink_rcv_skb+0x130/0x360
[15312.134749][T19513]      netlink_unicast+0x449/0x710
[15312.134749][T19513]      netlink_sendmsg+0x723/0xbe0
[15312.134749][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15312.134749][T19513]      ___sys_sendmsg+0xee/0x170
[15312.134749][T19513]      __sys_sendmsg+0xcd/0x170
[15312.134749][T19513]      do_syscall_64+0xc6/0x1e0
[15312.134749][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15312.134749][T19513] 
[15312.136467][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15312.136467][T19513]      neigh_parms_alloc+0x1e5/0x510
[15312.136467][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15312.136467][T19513]      ipv6_find_idev+0x102/0x170
[15312.136467][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15312.136467][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15312.136467][T19513]      netlink_rcv_skb+0x130/0x360
[15312.136467][T19513]      netlink_unicast+0x449/0x710
[15312.136467][T19513]      netlink_sendmsg+0x723/0xbe0
[15312.136467][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15312.136467][T19513]      ___sys_sendmsg+0xee/0x170
[15312.136467][T19513]      __sys_sendmsg+0xcd/0x170
[15312.136467][T19513]      do_syscall_64+0xc6/0x1e0
[15312.136467][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15312.136467][T19513] 
[15322.375146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15322.375629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15322.375629][T19513]      netdev_get_by_index+0x5e/0x80
[15322.375629][T19513]      fib6_nh_init+0x3d8/0x15b0
[15322.375629][T19513]      ip6_route_info_create+0xf18/0x17d0
[15322.375629][T19513]      ip6_route_add+0x1c/0x140
[15322.375629][T19513]      addrconf_prefix_route+0x2a6/0x430
[15322.375629][T19513]      inet6_addr_add+0x4f8/0xa40
[15322.375629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15322.375629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15322.375629][T19513]      netlink_rcv_skb+0x130/0x360
[15322.375629][T19513]      netlink_unicast+0x449/0x710
[15322.375629][T19513]      netlink_sendmsg+0x723/0xbe0
[15322.375629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15322.375629][T19513]      ___sys_sendmsg+0xee/0x170
[15322.375629][T19513]      __sys_sendmsg+0xcd/0x170
[15322.375629][T19513]      do_syscall_64+0xc6/0x1e0
[15322.375629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15322.375629][T19513] 
[15322.378285][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15322.378285][T19513]      netdev_get_by_index+0x5e/0x80
[15322.378285][T19513]      fib6_nh_init+0x3d8/0x15b0
[15322.378285][T19513]      ip6_route_info_create+0xf18/0x17d0
[15322.378285][T19513]      addrconf_f6i_alloc+0x315/0x560
[15322.378285][T19513]      ipv6_add_addr+0x411/0x2000
[15322.378285][T19513]      inet6_addr_add+0x30e/0xa40
[15322.378285][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15322.378285][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15322.378285][T19513]      netlink_rcv_skb+0x130/0x360
[15322.378285][T19513]      netlink_unicast+0x449/0x710
[15322.378285][T19513]      netlink_sendmsg+0x723/0xbe0
[15322.378285][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15322.378285][T19513]      ___sys_sendmsg+0xee/0x170
[15322.378285][T19513]      __sys_sendmsg+0xcd/0x170
[15322.378285][T19513]      do_syscall_64+0xc6/0x1e0
[15322.378285][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15322.378285][T19513] 
[15322.380510][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15322.380510][T19513]      netdev_get_by_index+0x5e/0x80
[15322.380510][T19513]      fib6_nh_init+0x3d8/0x15b0
[15322.380510][T19513]      ip6_route_info_create+0xf18/0x17d0
[15322.380510][T19513]      ip6_route_add+0x1c/0x140
[15322.380510][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15322.380510][T19513]      addrconf_add_dev+0xe2/0x170
[15322.380510][T19513]      inet6_addr_add+0x12f/0xa40
[15322.380510][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15322.380510][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15322.380510][T19513]      netlink_rcv_skb+0x130/0x360
[15322.380510][T19513]      netlink_unicast+0x449/0x710
[15322.380510][T19513]      netlink_sendmsg+0x723/0xbe0
[15322.380510][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15322.380510][T19513]      ___sys_sendmsg+0xee/0x170
[15322.380510][T19513]      __sys_sendmsg+0xcd/0x170
[15322.380510][T19513]      do_syscall_64+0xc6/0x1e0
[15322.380510][T19513] 
[15322.382743][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15322.382743][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15322.382743][T19513]      ipv6_find_idev+0x102/0x170
[15322.382743][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15322.382743][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15322.382743][T19513]      netlink_rcv_skb+0x130/0x360
[15322.382743][T19513]      netlink_unicast+0x449/0x710
[15322.382743][T19513]      netlink_sendmsg+0x723/0xbe0
[15322.382743][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15322.382743][T19513]      ___sys_sendmsg+0xee/0x170
[15322.382743][T19513]      __sys_sendmsg+0xcd/0x170
[15322.382743][T19513]      do_syscall_64+0xc6/0x1e0
[15322.382743][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15322.382743][T19513] 
[15322.384452][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15322.384452][T19513]      neigh_parms_alloc+0x1e5/0x510
[15322.384452][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15322.384452][T19513]      ipv6_find_idev+0x102/0x170
[15322.384452][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15322.384452][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15322.384452][T19513]      netlink_rcv_skb+0x130/0x360
[15322.384452][T19513]      netlink_unicast+0x449/0x710
[15322.384452][T19513]      netlink_sendmsg+0x723/0xbe0
[15322.384452][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15322.384452][T19513]      ___sys_sendmsg+0xee/0x170
[15322.384452][T19513]      __sys_sendmsg+0xcd/0x170
[15322.384452][T19513]      do_syscall_64+0xc6/0x1e0
[15322.384452][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15322.384452][T19513] 
[15332.495156][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15332.495630][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15332.495630][T19513]      netdev_get_by_index+0x5e/0x80
[15332.495630][T19513]      fib6_nh_init+0x3d8/0x15b0
[15332.495630][T19513]      ip6_route_info_create+0xf18/0x17d0
[15332.495630][T19513]      ip6_route_add+0x1c/0x140
[15332.495630][T19513]      addrconf_prefix_route+0x2a6/0x430
[15332.495630][T19513]      inet6_addr_add+0x4f8/0xa40
[15332.495630][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15332.495630][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15332.495630][T19513]      netlink_rcv_skb+0x130/0x360
[15332.495630][T19513]      netlink_unicast+0x449/0x710
[15332.495630][T19513]      netlink_sendmsg+0x723/0xbe0
[15332.495630][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15332.495630][T19513]      ___sys_sendmsg+0xee/0x170
[15332.495630][T19513]      __sys_sendmsg+0xcd/0x170
[15332.495630][T19513]      do_syscall_64+0xc6/0x1e0
[15332.495630][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15332.495630][T19513] 
[15332.497893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15332.497893][T19513]      netdev_get_by_index+0x5e/0x80
[15332.497893][T19513]      fib6_nh_init+0x3d8/0x15b0
[15332.497893][T19513]      ip6_route_info_create+0xf18/0x17d0
[15332.497893][T19513]      addrconf_f6i_alloc+0x315/0x560
[15332.497893][T19513]      ipv6_add_addr+0x411/0x2000
[15332.497893][T19513]      inet6_addr_add+0x30e/0xa40
[15332.497893][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15332.497893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15332.497893][T19513]      netlink_rcv_skb+0x130/0x360
[15332.497893][T19513]      netlink_unicast+0x449/0x710
[15332.497893][T19513]      netlink_sendmsg+0x723/0xbe0
[15332.497893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15332.497893][T19513]      ___sys_sendmsg+0xee/0x170
[15332.497893][T19513]      __sys_sendmsg+0xcd/0x170
[15332.497893][T19513]      do_syscall_64+0xc6/0x1e0
[15332.497893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15332.497893][T19513] 
[15332.500117][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15332.500117][T19513]      netdev_get_by_index+0x5e/0x80
[15332.500117][T19513]      fib6_nh_init+0x3d8/0x15b0
[15332.500117][T19513]      ip6_route_info_create+0xf18/0x17d0
[15332.500117][T19513]      ip6_route_add+0x1c/0x140
[15332.500117][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15332.500117][T19513]      addrconf_add_dev+0xe2/0x170
[15332.500117][T19513]      inet6_addr_add+0x12f/0xa40
[15332.500117][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15332.500117][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15332.500117][T19513]      netlink_rcv_skb+0x130/0x360
[15332.500117][T19513]      netlink_unicast+0x449/0x710
[15332.500117][T19513]      netlink_sendmsg+0x723/0xbe0
[15332.500117][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15332.500117][T19513]      ___sys_sendmsg+0xee/0x170
[15332.500117][T19513]      __sys_sendmsg+0xcd/0x170
[15332.500117][T19513]      do_syscall_64+0xc6/0x1e0
[15332.500117][T19513] 
[15332.502304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15332.502304][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15332.502304][T19513]      ipv6_find_idev+0x102/0x170
[15332.502304][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15332.502304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15332.502304][T19513]      netlink_rcv_skb+0x130/0x360
[15332.502304][T19513]      netlink_unicast+0x449/0x710
[15332.502304][T19513]      netlink_sendmsg+0x723/0xbe0
[15332.502304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15332.502304][T19513]      ___sys_sendmsg+0xee/0x170
[15332.502304][T19513]      __sys_sendmsg+0xcd/0x170
[15332.502304][T19513]      do_syscall_64+0xc6/0x1e0
[15332.502304][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15332.502304][T19513] 
[15332.504016][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15332.504016][T19513]      neigh_parms_alloc+0x1e5/0x510
[15332.504016][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15332.504016][T19513]      ipv6_find_idev+0x102/0x170
[15332.504016][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15332.504016][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15332.504016][T19513]      netlink_rcv_skb+0x130/0x360
[15332.504016][T19513]      netlink_unicast+0x449/0x710
[15332.504016][T19513]      netlink_sendmsg+0x723/0xbe0
[15332.504016][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15332.504016][T19513]      ___sys_sendmsg+0xee/0x170
[15332.504016][T19513]      __sys_sendmsg+0xcd/0x170
[15332.504016][T19513]      do_syscall_64+0xc6/0x1e0
[15332.504016][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15332.504016][T19513] 
[15342.751155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15342.751622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15342.751622][T19513]      netdev_get_by_index+0x5e/0x80
[15342.751622][T19513]      fib6_nh_init+0x3d8/0x15b0
[15342.751622][T19513]      ip6_route_info_create+0xf18/0x17d0
[15342.751622][T19513]      ip6_route_add+0x1c/0x140
[15342.751622][T19513]      addrconf_prefix_route+0x2a6/0x430
[15342.751622][T19513]      inet6_addr_add+0x4f8/0xa40
[15342.751622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15342.751622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15342.751622][T19513]      netlink_rcv_skb+0x130/0x360
[15342.751622][T19513]      netlink_unicast+0x449/0x710
[15342.751622][T19513]      netlink_sendmsg+0x723/0xbe0
[15342.751622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15342.751622][T19513]      ___sys_sendmsg+0xee/0x170
[15342.751622][T19513]      __sys_sendmsg+0xcd/0x170
[15342.751622][T19513]      do_syscall_64+0xc6/0x1e0
[15342.751622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15342.751622][T19513] 
[15342.753865][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15342.753865][T19513]      netdev_get_by_index+0x5e/0x80
[15342.753865][T19513]      fib6_nh_init+0x3d8/0x15b0
[15342.753865][T19513]      ip6_route_info_create+0xf18/0x17d0
[15342.753865][T19513]      addrconf_f6i_alloc+0x315/0x560
[15342.753865][T19513]      ipv6_add_addr+0x411/0x2000
[15342.753865][T19513]      inet6_addr_add+0x30e/0xa40
[15342.753865][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15342.753865][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15342.753865][T19513]      netlink_rcv_skb+0x130/0x360
[15342.753865][T19513]      netlink_unicast+0x449/0x710
[15342.753865][T19513]      netlink_sendmsg+0x723/0xbe0
[15342.753865][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15342.753865][T19513]      ___sys_sendmsg+0xee/0x170
[15342.753865][T19513]      __sys_sendmsg+0xcd/0x170
[15342.753865][T19513]      do_syscall_64+0xc6/0x1e0
[15342.753865][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15342.753865][T19513] 
[15342.756077][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15342.756077][T19513]      netdev_get_by_index+0x5e/0x80
[15342.756077][T19513]      fib6_nh_init+0x3d8/0x15b0
[15342.756077][T19513]      ip6_route_info_create+0xf18/0x17d0
[15342.756077][T19513]      ip6_route_add+0x1c/0x140
[15342.756077][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15342.756077][T19513]      addrconf_add_dev+0xe2/0x170
[15342.756077][T19513]      inet6_addr_add+0x12f/0xa40
[15342.756077][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15342.756077][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15342.756077][T19513]      netlink_rcv_skb+0x130/0x360
[15342.756077][T19513]      netlink_unicast+0x449/0x710
[15342.756077][T19513]      netlink_sendmsg+0x723/0xbe0
[15342.756077][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15342.756077][T19513]      ___sys_sendmsg+0xee/0x170
[15342.756077][T19513]      __sys_sendmsg+0xcd/0x170
[15342.756077][T19513]      do_syscall_64+0xc6/0x1e0
[15342.756077][T19513] 
[15342.758244][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15342.758244][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15342.758244][T19513]      ipv6_find_idev+0x102/0x170
[15342.758244][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15342.758244][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15342.758244][T19513]      netlink_rcv_skb+0x130/0x360
[15342.758244][T19513]      netlink_unicast+0x449/0x710
[15342.758244][T19513]      netlink_sendmsg+0x723/0xbe0
[15342.758244][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15342.758244][T19513]      ___sys_sendmsg+0xee/0x170
[15342.758244][T19513]      __sys_sendmsg+0xcd/0x170
[15342.758244][T19513]      do_syscall_64+0xc6/0x1e0
[15342.758244][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15342.758244][T19513] 
[15342.759941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15342.759941][T19513]      neigh_parms_alloc+0x1e5/0x510
[15342.759941][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15342.759941][T19513]      ipv6_find_idev+0x102/0x170
[15342.759941][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15342.759941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15342.759941][T19513]      netlink_rcv_skb+0x130/0x360
[15342.759941][T19513]      netlink_unicast+0x449/0x710
[15342.759941][T19513]      netlink_sendmsg+0x723/0xbe0
[15342.759941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15342.759941][T19513]      ___sys_sendmsg+0xee/0x170
[15342.759941][T19513]      __sys_sendmsg+0xcd/0x170
[15342.759941][T19513]      do_syscall_64+0xc6/0x1e0
[15342.759941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15342.759941][T19513] 
[15352.959159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15352.959637][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15352.959637][T19513]      netdev_get_by_index+0x5e/0x80
[15352.959637][T19513]      fib6_nh_init+0x3d8/0x15b0
[15352.959637][T19513]      ip6_route_info_create+0xf18/0x17d0
[15352.959637][T19513]      ip6_route_add+0x1c/0x140
[15352.959637][T19513]      addrconf_prefix_route+0x2a6/0x430
[15352.959637][T19513]      inet6_addr_add+0x4f8/0xa40
[15352.959637][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15352.959637][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15352.959637][T19513]      netlink_rcv_skb+0x130/0x360
[15352.959637][T19513]      netlink_unicast+0x449/0x710
[15352.959637][T19513]      netlink_sendmsg+0x723/0xbe0
[15352.959637][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15352.959637][T19513]      ___sys_sendmsg+0xee/0x170
[15352.959637][T19513]      __sys_sendmsg+0xcd/0x170
[15352.959637][T19513]      do_syscall_64+0xc6/0x1e0
[15352.959637][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15352.959637][T19513] 
[15352.962403][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15352.962403][T19513]      netdev_get_by_index+0x5e/0x80
[15352.962403][T19513]      fib6_nh_init+0x3d8/0x15b0
[15352.962403][T19513]      ip6_route_info_create+0xf18/0x17d0
[15352.962403][T19513]      addrconf_f6i_alloc+0x315/0x560
[15352.962403][T19513]      ipv6_add_addr+0x411/0x2000
[15352.962403][T19513]      inet6_addr_add+0x30e/0xa40
[15352.962403][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15352.962403][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15352.962403][T19513]      netlink_rcv_skb+0x130/0x360
[15352.962403][T19513]      netlink_unicast+0x449/0x710
[15352.962403][T19513]      netlink_sendmsg+0x723/0xbe0
[15352.962403][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15352.962403][T19513]      ___sys_sendmsg+0xee/0x170
[15352.962403][T19513]      __sys_sendmsg+0xcd/0x170
[15352.962403][T19513]      do_syscall_64+0xc6/0x1e0
[15352.962403][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15352.962403][T19513] 
[15352.964608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15352.964608][T19513]      netdev_get_by_index+0x5e/0x80
[15352.964608][T19513]      fib6_nh_init+0x3d8/0x15b0
[15352.964608][T19513]      ip6_route_info_create+0xf18/0x17d0
[15352.964608][T19513]      ip6_route_add+0x1c/0x140
[15352.964608][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15352.964608][T19513]      addrconf_add_dev+0xe2/0x170
[15352.964608][T19513]      inet6_addr_add+0x12f/0xa40
[15352.964608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15352.964608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15352.964608][T19513]      netlink_rcv_skb+0x130/0x360
[15352.964608][T19513]      netlink_unicast+0x449/0x710
[15352.964608][T19513]      netlink_sendmsg+0x723/0xbe0
[15352.964608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15352.964608][T19513]      ___sys_sendmsg+0xee/0x170
[15352.964608][T19513]      __sys_sendmsg+0xcd/0x170
[15352.964608][T19513]      do_syscall_64+0xc6/0x1e0
[15352.964608][T19513] 
[15352.966779][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15352.966779][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15352.966779][T19513]      ipv6_find_idev+0x102/0x170
[15352.966779][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15352.966779][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15352.966779][T19513]      netlink_rcv_skb+0x130/0x360
[15352.966779][T19513]      netlink_unicast+0x449/0x710
[15352.966779][T19513]      netlink_sendmsg+0x723/0xbe0
[15352.966779][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15352.966779][T19513]      ___sys_sendmsg+0xee/0x170
[15352.966779][T19513]      __sys_sendmsg+0xcd/0x170
[15352.966779][T19513]      do_syscall_64+0xc6/0x1e0
[15352.966779][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15352.966779][T19513] 
[15352.968476][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15352.968476][T19513]      neigh_parms_alloc+0x1e5/0x510
[15352.968476][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15352.968476][T19513]      ipv6_find_idev+0x102/0x170
[15352.968476][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15352.968476][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15352.968476][T19513]      netlink_rcv_skb+0x130/0x360
[15352.968476][T19513]      netlink_unicast+0x449/0x710
[15352.968476][T19513]      netlink_sendmsg+0x723/0xbe0
[15352.968476][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15352.968476][T19513]      ___sys_sendmsg+0xee/0x170
[15352.968476][T19513]      __sys_sendmsg+0xcd/0x170
[15352.968476][T19513]      do_syscall_64+0xc6/0x1e0
[15352.968476][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15352.968476][T19513] 
[15363.071130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15363.071590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15363.071590][T19513]      netdev_get_by_index+0x5e/0x80
[15363.071590][T19513]      fib6_nh_init+0x3d8/0x15b0
[15363.071590][T19513]      ip6_route_info_create+0xf18/0x17d0
[15363.071590][T19513]      ip6_route_add+0x1c/0x140
[15363.071590][T19513]      addrconf_prefix_route+0x2a6/0x430
[15363.071590][T19513]      inet6_addr_add+0x4f8/0xa40
[15363.071590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15363.071590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15363.071590][T19513]      netlink_rcv_skb+0x130/0x360
[15363.071590][T19513]      netlink_unicast+0x449/0x710
[15363.071590][T19513]      netlink_sendmsg+0x723/0xbe0
[15363.071590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15363.071590][T19513]      ___sys_sendmsg+0xee/0x170
[15363.071590][T19513]      __sys_sendmsg+0xcd/0x170
[15363.071590][T19513]      do_syscall_64+0xc6/0x1e0
[15363.071590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15363.071590][T19513] 
[15363.073820][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15363.073820][T19513]      netdev_get_by_index+0x5e/0x80
[15363.073820][T19513]      fib6_nh_init+0x3d8/0x15b0
[15363.073820][T19513]      ip6_route_info_create+0xf18/0x17d0
[15363.073820][T19513]      addrconf_f6i_alloc+0x315/0x560
[15363.073820][T19513]      ipv6_add_addr+0x411/0x2000
[15363.073820][T19513]      inet6_addr_add+0x30e/0xa40
[15363.073820][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15363.073820][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15363.073820][T19513]      netlink_rcv_skb+0x130/0x360
[15363.073820][T19513]      netlink_unicast+0x449/0x710
[15363.073820][T19513]      netlink_sendmsg+0x723/0xbe0
[15363.073820][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15363.073820][T19513]      ___sys_sendmsg+0xee/0x170
[15363.073820][T19513]      __sys_sendmsg+0xcd/0x170
[15363.073820][T19513]      do_syscall_64+0xc6/0x1e0
[15363.073820][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15363.073820][T19513] 
[15363.076028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15363.076028][T19513]      netdev_get_by_index+0x5e/0x80
[15363.076028][T19513]      fib6_nh_init+0x3d8/0x15b0
[15363.076028][T19513]      ip6_route_info_create+0xf18/0x17d0
[15363.076028][T19513]      ip6_route_add+0x1c/0x140
[15363.076028][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15363.076028][T19513]      addrconf_add_dev+0xe2/0x170
[15363.076028][T19513]      inet6_addr_add+0x12f/0xa40
[15363.076028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15363.076028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15363.076028][T19513]      netlink_rcv_skb+0x130/0x360
[15363.076028][T19513]      netlink_unicast+0x449/0x710
[15363.076028][T19513]      netlink_sendmsg+0x723/0xbe0
[15363.076028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15363.076028][T19513]      ___sys_sendmsg+0xee/0x170
[15363.076028][T19513]      __sys_sendmsg+0xcd/0x170
[15363.076028][T19513]      do_syscall_64+0xc6/0x1e0
[15363.076028][T19513] 
[15363.078214][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15363.078214][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15363.078214][T19513]      ipv6_find_idev+0x102/0x170
[15363.078214][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15363.078214][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15363.078214][T19513]      netlink_rcv_skb+0x130/0x360
[15363.078214][T19513]      netlink_unicast+0x449/0x710
[15363.078214][T19513]      netlink_sendmsg+0x723/0xbe0
[15363.078214][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15363.078214][T19513]      ___sys_sendmsg+0xee/0x170
[15363.078214][T19513]      __sys_sendmsg+0xcd/0x170
[15363.078214][T19513]      do_syscall_64+0xc6/0x1e0
[15363.078214][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15363.078214][T19513] 
[15363.079918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15363.079918][T19513]      neigh_parms_alloc+0x1e5/0x510
[15363.079918][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15363.079918][T19513]      ipv6_find_idev+0x102/0x170
[15363.079918][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15363.079918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15363.079918][T19513]      netlink_rcv_skb+0x130/0x360
[15363.079918][T19513]      netlink_unicast+0x449/0x710
[15363.079918][T19513]      netlink_sendmsg+0x723/0xbe0
[15363.079918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15363.079918][T19513]      ___sys_sendmsg+0xee/0x170
[15363.079918][T19513]      __sys_sendmsg+0xcd/0x170
[15363.079918][T19513]      do_syscall_64+0xc6/0x1e0
[15363.079918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15363.079918][T19513] 
[15373.151186][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15373.151705][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15373.151705][T19513]      netdev_get_by_index+0x5e/0x80
[15373.151705][T19513]      fib6_nh_init+0x3d8/0x15b0
[15373.151705][T19513]      ip6_route_info_create+0xf18/0x17d0
[15373.151705][T19513]      ip6_route_add+0x1c/0x140
[15373.151705][T19513]      addrconf_prefix_route+0x2a6/0x430
[15373.151705][T19513]      inet6_addr_add+0x4f8/0xa40
[15373.151705][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15373.151705][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15373.151705][T19513]      netlink_rcv_skb+0x130/0x360
[15373.151705][T19513]      netlink_unicast+0x449/0x710
[15373.151705][T19513]      netlink_sendmsg+0x723/0xbe0
[15373.151705][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15373.151705][T19513]      ___sys_sendmsg+0xee/0x170
[15373.151705][T19513]      __sys_sendmsg+0xcd/0x170
[15373.151705][T19513]      do_syscall_64+0xc6/0x1e0
[15373.151705][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15373.151705][T19513] 
[15373.153945][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15373.153945][T19513]      netdev_get_by_index+0x5e/0x80
[15373.153945][T19513]      fib6_nh_init+0x3d8/0x15b0
[15373.153945][T19513]      ip6_route_info_create+0xf18/0x17d0
[15373.153945][T19513]      addrconf_f6i_alloc+0x315/0x560
[15373.153945][T19513]      ipv6_add_addr+0x411/0x2000
[15373.153945][T19513]      inet6_addr_add+0x30e/0xa40
[15373.153945][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15373.153945][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15373.153945][T19513]      netlink_rcv_skb+0x130/0x360
[15373.153945][T19513]      netlink_unicast+0x449/0x710
[15373.153945][T19513]      netlink_sendmsg+0x723/0xbe0
[15373.153945][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15373.153945][T19513]      ___sys_sendmsg+0xee/0x170
[15373.153945][T19513]      __sys_sendmsg+0xcd/0x170
[15373.153945][T19513]      do_syscall_64+0xc6/0x1e0
[15373.153945][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15373.153945][T19513] 
[15373.156159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15373.156159][T19513]      netdev_get_by_index+0x5e/0x80
[15373.156159][T19513]      fib6_nh_init+0x3d8/0x15b0
[15373.156159][T19513]      ip6_route_info_create+0xf18/0x17d0
[15373.156159][T19513]      ip6_route_add+0x1c/0x140
[15373.156159][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15373.156159][T19513]      addrconf_add_dev+0xe2/0x170
[15373.156159][T19513]      inet6_addr_add+0x12f/0xa40
[15373.156159][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15373.156159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15373.156159][T19513]      netlink_rcv_skb+0x130/0x360
[15373.156159][T19513]      netlink_unicast+0x449/0x710
[15373.156159][T19513]      netlink_sendmsg+0x723/0xbe0
[15373.156159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15373.156159][T19513]      ___sys_sendmsg+0xee/0x170
[15373.156159][T19513]      __sys_sendmsg+0xcd/0x170
[15373.156159][T19513]      do_syscall_64+0xc6/0x1e0
[15373.156159][T19513] 
[15373.158329][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15373.158329][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15373.158329][T19513]      ipv6_find_idev+0x102/0x170
[15373.158329][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15373.158329][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15373.158329][T19513]      netlink_rcv_skb+0x130/0x360
[15373.158329][T19513]      netlink_unicast+0x449/0x710
[15373.158329][T19513]      netlink_sendmsg+0x723/0xbe0
[15373.158329][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15373.158329][T19513]      ___sys_sendmsg+0xee/0x170
[15373.158329][T19513]      __sys_sendmsg+0xcd/0x170
[15373.158329][T19513]      do_syscall_64+0xc6/0x1e0
[15373.158329][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15373.158329][T19513] 
[15373.160393][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15373.160393][T19513]      neigh_parms_alloc+0x1e5/0x510
[15373.160393][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15373.160393][T19513]      ipv6_find_idev+0x102/0x170
[15373.160393][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15373.160393][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15373.160393][T19513]      netlink_rcv_skb+0x130/0x360
[15373.160393][T19513]      netlink_unicast+0x449/0x710
[15373.160393][T19513]      netlink_sendmsg+0x723/0xbe0
[15373.160393][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15373.160393][T19513]      ___sys_sendmsg+0xee/0x170
[15373.160393][T19513]      __sys_sendmsg+0xcd/0x170
[15373.160393][T19513]      do_syscall_64+0xc6/0x1e0
[15373.160393][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15373.160393][T19513] 
[15383.287190][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15383.287664][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15383.287664][T19513]      netdev_get_by_index+0x5e/0x80
[15383.287664][T19513]      fib6_nh_init+0x3d8/0x15b0
[15383.287664][T19513]      ip6_route_info_create+0xf18/0x17d0
[15383.287664][T19513]      ip6_route_add+0x1c/0x140
[15383.287664][T19513]      addrconf_prefix_route+0x2a6/0x430
[15383.287664][T19513]      inet6_addr_add+0x4f8/0xa40
[15383.287664][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15383.287664][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15383.287664][T19513]      netlink_rcv_skb+0x130/0x360
[15383.287664][T19513]      netlink_unicast+0x449/0x710
[15383.287664][T19513]      netlink_sendmsg+0x723/0xbe0
[15383.287664][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15383.287664][T19513]      ___sys_sendmsg+0xee/0x170
[15383.287664][T19513]      __sys_sendmsg+0xcd/0x170
[15383.287664][T19513]      do_syscall_64+0xc6/0x1e0
[15383.287664][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15383.287664][T19513] 
[15383.289887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15383.289887][T19513]      netdev_get_by_index+0x5e/0x80
[15383.289887][T19513]      fib6_nh_init+0x3d8/0x15b0
[15383.289887][T19513]      ip6_route_info_create+0xf18/0x17d0
[15383.289887][T19513]      addrconf_f6i_alloc+0x315/0x560
[15383.289887][T19513]      ipv6_add_addr+0x411/0x2000
[15383.289887][T19513]      inet6_addr_add+0x30e/0xa40
[15383.289887][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15383.289887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15383.289887][T19513]      netlink_rcv_skb+0x130/0x360
[15383.289887][T19513]      netlink_unicast+0x449/0x710
[15383.289887][T19513]      netlink_sendmsg+0x723/0xbe0
[15383.289887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15383.289887][T19513]      ___sys_sendmsg+0xee/0x170
[15383.289887][T19513]      __sys_sendmsg+0xcd/0x170
[15383.289887][T19513]      do_syscall_64+0xc6/0x1e0
[15383.289887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15383.289887][T19513] 
[15383.292085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15383.292085][T19513]      netdev_get_by_index+0x5e/0x80
[15383.292085][T19513]      fib6_nh_init+0x3d8/0x15b0
[15383.292085][T19513]      ip6_route_info_create+0xf18/0x17d0
[15383.292085][T19513]      ip6_route_add+0x1c/0x140
[15383.292085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15383.292085][T19513]      addrconf_add_dev+0xe2/0x170
[15383.292085][T19513]      inet6_addr_add+0x12f/0xa40
[15383.292085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15383.292085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15383.292085][T19513]      netlink_rcv_skb+0x130/0x360
[15383.292085][T19513]      netlink_unicast+0x449/0x710
[15383.292085][T19513]      netlink_sendmsg+0x723/0xbe0
[15383.292085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15383.292085][T19513]      ___sys_sendmsg+0xee/0x170
[15383.292085][T19513]      __sys_sendmsg+0xcd/0x170
[15383.292085][T19513]      do_syscall_64+0xc6/0x1e0
[15383.292085][T19513] 
[15383.294275][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15383.294275][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15383.294275][T19513]      ipv6_find_idev+0x102/0x170
[15383.294275][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15383.294275][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15383.294275][T19513]      netlink_rcv_skb+0x130/0x360
[15383.294275][T19513]      netlink_unicast+0x449/0x710
[15383.294275][T19513]      netlink_sendmsg+0x723/0xbe0
[15383.294275][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15383.294275][T19513]      ___sys_sendmsg+0xee/0x170
[15383.294275][T19513]      __sys_sendmsg+0xcd/0x170
[15383.294275][T19513]      do_syscall_64+0xc6/0x1e0
[15383.294275][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15383.294275][T19513] 
[15383.295973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15383.295973][T19513]      neigh_parms_alloc+0x1e5/0x510
[15383.295973][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15383.295973][T19513]      ipv6_find_idev+0x102/0x170
[15383.295973][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15383.295973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15383.295973][T19513]      netlink_rcv_skb+0x130/0x360
[15383.295973][T19513]      netlink_unicast+0x449/0x710
[15383.295973][T19513]      netlink_sendmsg+0x723/0xbe0
[15383.295973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15383.295973][T19513]      ___sys_sendmsg+0xee/0x170
[15383.295973][T19513]      __sys_sendmsg+0xcd/0x170
[15383.295973][T19513]      do_syscall_64+0xc6/0x1e0
[15383.295973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15383.295973][T19513] 
[15393.543142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15393.543601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15393.543601][T19513]      netdev_get_by_index+0x5e/0x80
[15393.543601][T19513]      fib6_nh_init+0x3d8/0x15b0
[15393.543601][T19513]      ip6_route_info_create+0xf18/0x17d0
[15393.543601][T19513]      ip6_route_add+0x1c/0x140
[15393.543601][T19513]      addrconf_prefix_route+0x2a6/0x430
[15393.543601][T19513]      inet6_addr_add+0x4f8/0xa40
[15393.543601][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15393.543601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15393.543601][T19513]      netlink_rcv_skb+0x130/0x360
[15393.543601][T19513]      netlink_unicast+0x449/0x710
[15393.543601][T19513]      netlink_sendmsg+0x723/0xbe0
[15393.543601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15393.543601][T19513]      ___sys_sendmsg+0xee/0x170
[15393.543601][T19513]      __sys_sendmsg+0xcd/0x170
[15393.543601][T19513]      do_syscall_64+0xc6/0x1e0
[15393.543601][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15393.543601][T19513] 
[15393.545833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15393.545833][T19513]      netdev_get_by_index+0x5e/0x80
[15393.545833][T19513]      fib6_nh_init+0x3d8/0x15b0
[15393.545833][T19513]      ip6_route_info_create+0xf18/0x17d0
[15393.545833][T19513]      addrconf_f6i_alloc+0x315/0x560
[15393.545833][T19513]      ipv6_add_addr+0x411/0x2000
[15393.545833][T19513]      inet6_addr_add+0x30e/0xa40
[15393.545833][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15393.545833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15393.545833][T19513]      netlink_rcv_skb+0x130/0x360
[15393.545833][T19513]      netlink_unicast+0x449/0x710
[15393.545833][T19513]      netlink_sendmsg+0x723/0xbe0
[15393.545833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15393.545833][T19513]      ___sys_sendmsg+0xee/0x170
[15393.545833][T19513]      __sys_sendmsg+0xcd/0x170
[15393.545833][T19513]      do_syscall_64+0xc6/0x1e0
[15393.545833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15393.545833][T19513] 
[15393.548045][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15393.548045][T19513]      netdev_get_by_index+0x5e/0x80
[15393.548045][T19513]      fib6_nh_init+0x3d8/0x15b0
[15393.548045][T19513]      ip6_route_info_create+0xf18/0x17d0
[15393.548045][T19513]      ip6_route_add+0x1c/0x140
[15393.548045][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15393.548045][T19513]      addrconf_add_dev+0xe2/0x170
[15393.548045][T19513]      inet6_addr_add+0x12f/0xa40
[15393.548045][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15393.548045][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15393.548045][T19513]      netlink_rcv_skb+0x130/0x360
[15393.548045][T19513]      netlink_unicast+0x449/0x710
[15393.548045][T19513]      netlink_sendmsg+0x723/0xbe0
[15393.548045][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15393.548045][T19513]      ___sys_sendmsg+0xee/0x170
[15393.548045][T19513]      __sys_sendmsg+0xcd/0x170
[15393.548045][T19513]      do_syscall_64+0xc6/0x1e0
[15393.548045][T19513] 
[15393.550210][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15393.550210][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15393.550210][T19513]      ipv6_find_idev+0x102/0x170
[15393.550210][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15393.550210][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15393.550210][T19513]      netlink_rcv_skb+0x130/0x360
[15393.550210][T19513]      netlink_unicast+0x449/0x710
[15393.550210][T19513]      netlink_sendmsg+0x723/0xbe0
[15393.550210][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15393.550210][T19513]      ___sys_sendmsg+0xee/0x170
[15393.550210][T19513]      __sys_sendmsg+0xcd/0x170
[15393.550210][T19513]      do_syscall_64+0xc6/0x1e0
[15393.550210][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15393.550210][T19513] 
[15393.551896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15393.551896][T19513]      neigh_parms_alloc+0x1e5/0x510
[15393.551896][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15393.551896][T19513]      ipv6_find_idev+0x102/0x170
[15393.551896][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15393.551896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15393.551896][T19513]      netlink_rcv_skb+0x130/0x360
[15393.551896][T19513]      netlink_unicast+0x449/0x710
[15393.551896][T19513]      netlink_sendmsg+0x723/0xbe0
[15393.551896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15393.551896][T19513]      ___sys_sendmsg+0xee/0x170
[15393.551896][T19513]      __sys_sendmsg+0xcd/0x170
[15393.551896][T19513]      do_syscall_64+0xc6/0x1e0
[15393.551896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15393.551896][T19513] 
[15403.799173][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15403.799642][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15403.799642][T19513]      netdev_get_by_index+0x5e/0x80
[15403.799642][T19513]      fib6_nh_init+0x3d8/0x15b0
[15403.799642][T19513]      ip6_route_info_create+0xf18/0x17d0
[15403.799642][T19513]      ip6_route_add+0x1c/0x140
[15403.799642][T19513]      addrconf_prefix_route+0x2a6/0x430
[15403.799642][T19513]      inet6_addr_add+0x4f8/0xa40
[15403.799642][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15403.799642][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15403.799642][T19513]      netlink_rcv_skb+0x130/0x360
[15403.799642][T19513]      netlink_unicast+0x449/0x710
[15403.799642][T19513]      netlink_sendmsg+0x723/0xbe0
[15403.799642][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15403.799642][T19513]      ___sys_sendmsg+0xee/0x170
[15403.799642][T19513]      __sys_sendmsg+0xcd/0x170
[15403.799642][T19513]      do_syscall_64+0xc6/0x1e0
[15403.799642][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15403.799642][T19513] 
[15403.801885][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15403.801885][T19513]      netdev_get_by_index+0x5e/0x80
[15403.801885][T19513]      fib6_nh_init+0x3d8/0x15b0
[15403.801885][T19513]      ip6_route_info_create+0xf18/0x17d0
[15403.801885][T19513]      addrconf_f6i_alloc+0x315/0x560
[15403.801885][T19513]      ipv6_add_addr+0x411/0x2000
[15403.801885][T19513]      inet6_addr_add+0x30e/0xa40
[15403.801885][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15403.801885][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15403.801885][T19513]      netlink_rcv_skb+0x130/0x360
[15403.801885][T19513]      netlink_unicast+0x449/0x710
[15403.801885][T19513]      netlink_sendmsg+0x723/0xbe0
[15403.801885][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15403.801885][T19513]      ___sys_sendmsg+0xee/0x170
[15403.801885][T19513]      __sys_sendmsg+0xcd/0x170
[15403.801885][T19513]      do_syscall_64+0xc6/0x1e0
[15403.801885][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15403.801885][T19513] 
[15403.804094][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15403.804094][T19513]      netdev_get_by_index+0x5e/0x80
[15403.804094][T19513]      fib6_nh_init+0x3d8/0x15b0
[15403.804094][T19513]      ip6_route_info_create+0xf18/0x17d0
[15403.804094][T19513]      ip6_route_add+0x1c/0x140
[15403.804094][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15403.804094][T19513]      addrconf_add_dev+0xe2/0x170
[15403.804094][T19513]      inet6_addr_add+0x12f/0xa40
[15403.804094][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15403.804094][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15403.804094][T19513]      netlink_rcv_skb+0x130/0x360
[15403.804094][T19513]      netlink_unicast+0x449/0x710
[15403.804094][T19513]      netlink_sendmsg+0x723/0xbe0
[15403.804094][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15403.804094][T19513]      ___sys_sendmsg+0xee/0x170
[15403.804094][T19513]      __sys_sendmsg+0xcd/0x170
[15403.804094][T19513]      do_syscall_64+0xc6/0x1e0
[15403.804094][T19513] 
[15403.806310][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15403.806310][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15403.806310][T19513]      ipv6_find_idev+0x102/0x170
[15403.806310][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15403.806310][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15403.806310][T19513]      netlink_rcv_skb+0x130/0x360
[15403.806310][T19513]      netlink_unicast+0x449/0x710
[15403.806310][T19513]      netlink_sendmsg+0x723/0xbe0
[15403.806310][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15403.806310][T19513]      ___sys_sendmsg+0xee/0x170
[15403.806310][T19513]      __sys_sendmsg+0xcd/0x170
[15403.806310][T19513]      do_syscall_64+0xc6/0x1e0
[15403.806310][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15403.806310][T19513] 
[15403.808005][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15403.808005][T19513]      neigh_parms_alloc+0x1e5/0x510
[15403.808005][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15403.808005][T19513]      ipv6_find_idev+0x102/0x170
[15403.808005][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15403.808005][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15403.808005][T19513]      netlink_rcv_skb+0x130/0x360
[15403.808005][T19513]      netlink_unicast+0x449/0x710
[15403.808005][T19513]      netlink_sendmsg+0x723/0xbe0
[15403.808005][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15403.808005][T19513]      ___sys_sendmsg+0xee/0x170
[15403.808005][T19513]      __sys_sendmsg+0xcd/0x170
[15403.808005][T19513]      do_syscall_64+0xc6/0x1e0
[15403.808005][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15403.808005][T19513] 
[15414.063167][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15414.063637][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15414.063637][T19513]      netdev_get_by_index+0x5e/0x80
[15414.063637][T19513]      fib6_nh_init+0x3d8/0x15b0
[15414.063637][T19513]      ip6_route_info_create+0xf18/0x17d0
[15414.063637][T19513]      ip6_route_add+0x1c/0x140
[15414.063637][T19513]      addrconf_prefix_route+0x2a6/0x430
[15414.063637][T19513]      inet6_addr_add+0x4f8/0xa40
[15414.063637][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15414.063637][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15414.063637][T19513]      netlink_rcv_skb+0x130/0x360
[15414.063637][T19513]      netlink_unicast+0x449/0x710
[15414.063637][T19513]      netlink_sendmsg+0x723/0xbe0
[15414.063637][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15414.063637][T19513]      ___sys_sendmsg+0xee/0x170
[15414.063637][T19513]      __sys_sendmsg+0xcd/0x170
[15414.063637][T19513]      do_syscall_64+0xc6/0x1e0
[15414.063637][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15414.063637][T19513] 
[15414.065912][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15414.065912][T19513]      netdev_get_by_index+0x5e/0x80
[15414.065912][T19513]      fib6_nh_init+0x3d8/0x15b0
[15414.065912][T19513]      ip6_route_info_create+0xf18/0x17d0
[15414.065912][T19513]      addrconf_f6i_alloc+0x315/0x560
[15414.065912][T19513]      ipv6_add_addr+0x411/0x2000
[15414.065912][T19513]      inet6_addr_add+0x30e/0xa40
[15414.065912][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15414.065912][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15414.065912][T19513]      netlink_rcv_skb+0x130/0x360
[15414.065912][T19513]      netlink_unicast+0x449/0x710
[15414.065912][T19513]      netlink_sendmsg+0x723/0xbe0
[15414.065912][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15414.065912][T19513]      ___sys_sendmsg+0xee/0x170
[15414.065912][T19513]      __sys_sendmsg+0xcd/0x170
[15414.065912][T19513]      do_syscall_64+0xc6/0x1e0
[15414.065912][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15414.065912][T19513] 
[15414.068105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15414.068105][T19513]      netdev_get_by_index+0x5e/0x80
[15414.068105][T19513]      fib6_nh_init+0x3d8/0x15b0
[15414.068105][T19513]      ip6_route_info_create+0xf18/0x17d0
[15414.068105][T19513]      ip6_route_add+0x1c/0x140
[15414.068105][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15414.068105][T19513]      addrconf_add_dev+0xe2/0x170
[15414.068105][T19513]      inet6_addr_add+0x12f/0xa40
[15414.068105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15414.068105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15414.068105][T19513]      netlink_rcv_skb+0x130/0x360
[15414.068105][T19513]      netlink_unicast+0x449/0x710
[15414.068105][T19513]      netlink_sendmsg+0x723/0xbe0
[15414.068105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15414.068105][T19513]      ___sys_sendmsg+0xee/0x170
[15414.068105][T19513]      __sys_sendmsg+0xcd/0x170
[15414.068105][T19513]      do_syscall_64+0xc6/0x1e0
[15414.068105][T19513] 
[15414.070284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15414.070284][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15414.070284][T19513]      ipv6_find_idev+0x102/0x170
[15414.070284][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15414.070284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15414.070284][T19513]      netlink_rcv_skb+0x130/0x360
[15414.070284][T19513]      netlink_unicast+0x449/0x710
[15414.070284][T19513]      netlink_sendmsg+0x723/0xbe0
[15414.070284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15414.070284][T19513]      ___sys_sendmsg+0xee/0x170
[15414.070284][T19513]      __sys_sendmsg+0xcd/0x170
[15414.070284][T19513]      do_syscall_64+0xc6/0x1e0
[15414.070284][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15414.070284][T19513] 
[15414.071989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15414.071989][T19513]      neigh_parms_alloc+0x1e5/0x510
[15414.071989][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15414.071989][T19513]      ipv6_find_idev+0x102/0x170
[15414.071989][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15414.071989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15414.071989][T19513]      netlink_rcv_skb+0x130/0x360
[15414.071989][T19513]      netlink_unicast+0x449/0x710
[15414.071989][T19513]      netlink_sendmsg+0x723/0xbe0
[15414.071989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15414.071989][T19513]      ___sys_sendmsg+0xee/0x170
[15414.071989][T19513]      __sys_sendmsg+0xcd/0x170
[15414.071989][T19513]      do_syscall_64+0xc6/0x1e0
[15414.071989][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15414.071989][T19513] 
[15424.319156][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15424.319620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15424.319620][T19513]      netdev_get_by_index+0x5e/0x80
[15424.319620][T19513]      fib6_nh_init+0x3d8/0x15b0
[15424.319620][T19513]      ip6_route_info_create+0xf18/0x17d0
[15424.319620][T19513]      ip6_route_add+0x1c/0x140
[15424.319620][T19513]      addrconf_prefix_route+0x2a6/0x430
[15424.319620][T19513]      inet6_addr_add+0x4f8/0xa40
[15424.319620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15424.319620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15424.319620][T19513]      netlink_rcv_skb+0x130/0x360
[15424.319620][T19513]      netlink_unicast+0x449/0x710
[15424.319620][T19513]      netlink_sendmsg+0x723/0xbe0
[15424.319620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15424.319620][T19513]      ___sys_sendmsg+0xee/0x170
[15424.319620][T19513]      __sys_sendmsg+0xcd/0x170
[15424.319620][T19513]      do_syscall_64+0xc6/0x1e0
[15424.319620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15424.319620][T19513] 
[15424.321863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15424.321863][T19513]      netdev_get_by_index+0x5e/0x80
[15424.321863][T19513]      fib6_nh_init+0x3d8/0x15b0
[15424.321863][T19513]      ip6_route_info_create+0xf18/0x17d0
[15424.321863][T19513]      addrconf_f6i_alloc+0x315/0x560
[15424.321863][T19513]      ipv6_add_addr+0x411/0x2000
[15424.321863][T19513]      inet6_addr_add+0x30e/0xa40
[15424.321863][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15424.321863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15424.321863][T19513]      netlink_rcv_skb+0x130/0x360
[15424.321863][T19513]      netlink_unicast+0x449/0x710
[15424.321863][T19513]      netlink_sendmsg+0x723/0xbe0
[15424.321863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15424.321863][T19513]      ___sys_sendmsg+0xee/0x170
[15424.321863][T19513]      __sys_sendmsg+0xcd/0x170
[15424.321863][T19513]      do_syscall_64+0xc6/0x1e0
[15424.321863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15424.321863][T19513] 
[15424.324066][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15424.324066][T19513]      netdev_get_by_index+0x5e/0x80
[15424.324066][T19513]      fib6_nh_init+0x3d8/0x15b0
[15424.324066][T19513]      ip6_route_info_create+0xf18/0x17d0
[15424.324066][T19513]      ip6_route_add+0x1c/0x140
[15424.324066][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15424.324066][T19513]      addrconf_add_dev+0xe2/0x170
[15424.324066][T19513]      inet6_addr_add+0x12f/0xa40
[15424.324066][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15424.324066][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15424.324066][T19513]      netlink_rcv_skb+0x130/0x360
[15424.324066][T19513]      netlink_unicast+0x449/0x710
[15424.324066][T19513]      netlink_sendmsg+0x723/0xbe0
[15424.324066][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15424.324066][T19513]      ___sys_sendmsg+0xee/0x170
[15424.324066][T19513]      __sys_sendmsg+0xcd/0x170
[15424.324066][T19513]      do_syscall_64+0xc6/0x1e0
[15424.324066][T19513] 
[15424.326241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15424.326241][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15424.326241][T19513]      ipv6_find_idev+0x102/0x170
[15424.326241][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15424.326241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15424.326241][T19513]      netlink_rcv_skb+0x130/0x360
[15424.326241][T19513]      netlink_unicast+0x449/0x710
[15424.326241][T19513]      netlink_sendmsg+0x723/0xbe0
[15424.326241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15424.326241][T19513]      ___sys_sendmsg+0xee/0x170
[15424.326241][T19513]      __sys_sendmsg+0xcd/0x170
[15424.326241][T19513]      do_syscall_64+0xc6/0x1e0
[15424.326241][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15424.326241][T19513] 
[15424.327933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15424.327933][T19513]      neigh_parms_alloc+0x1e5/0x510
[15424.327933][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15424.327933][T19513]      ipv6_find_idev+0x102/0x170
[15424.327933][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15424.327933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15424.327933][T19513]      netlink_rcv_skb+0x130/0x360
[15424.327933][T19513]      netlink_unicast+0x449/0x710
[15424.327933][T19513]      netlink_sendmsg+0x723/0xbe0
[15424.327933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15424.327933][T19513]      ___sys_sendmsg+0xee/0x170
[15424.327933][T19513]      __sys_sendmsg+0xcd/0x170
[15424.327933][T19513]      do_syscall_64+0xc6/0x1e0
[15424.327933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15424.327933][T19513] 
[15434.575169][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15434.575663][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15434.575663][T19513]      netdev_get_by_index+0x5e/0x80
[15434.575663][T19513]      fib6_nh_init+0x3d8/0x15b0
[15434.575663][T19513]      ip6_route_info_create+0xf18/0x17d0
[15434.575663][T19513]      ip6_route_add+0x1c/0x140
[15434.575663][T19513]      addrconf_prefix_route+0x2a6/0x430
[15434.575663][T19513]      inet6_addr_add+0x4f8/0xa40
[15434.575663][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15434.575663][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15434.575663][T19513]      netlink_rcv_skb+0x130/0x360
[15434.575663][T19513]      netlink_unicast+0x449/0x710
[15434.575663][T19513]      netlink_sendmsg+0x723/0xbe0
[15434.575663][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15434.575663][T19513]      ___sys_sendmsg+0xee/0x170
[15434.575663][T19513]      __sys_sendmsg+0xcd/0x170
[15434.575663][T19513]      do_syscall_64+0xc6/0x1e0
[15434.575663][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15434.575663][T19513] 
[15434.577891][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15434.577891][T19513]      netdev_get_by_index+0x5e/0x80
[15434.577891][T19513]      fib6_nh_init+0x3d8/0x15b0
[15434.577891][T19513]      ip6_route_info_create+0xf18/0x17d0
[15434.577891][T19513]      addrconf_f6i_alloc+0x315/0x560
[15434.577891][T19513]      ipv6_add_addr+0x411/0x2000
[15434.577891][T19513]      inet6_addr_add+0x30e/0xa40
[15434.577891][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15434.577891][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15434.577891][T19513]      netlink_rcv_skb+0x130/0x360
[15434.577891][T19513]      netlink_unicast+0x449/0x710
[15434.577891][T19513]      netlink_sendmsg+0x723/0xbe0
[15434.577891][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15434.577891][T19513]      ___sys_sendmsg+0xee/0x170
[15434.577891][T19513]      __sys_sendmsg+0xcd/0x170
[15434.577891][T19513]      do_syscall_64+0xc6/0x1e0
[15434.577891][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15434.577891][T19513] 
[15434.580735][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15434.580735][T19513]      netdev_get_by_index+0x5e/0x80
[15434.580735][T19513]      fib6_nh_init+0x3d8/0x15b0
[15434.580735][T19513]      ip6_route_info_create+0xf18/0x17d0
[15434.580735][T19513]      ip6_route_add+0x1c/0x140
[15434.580735][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15434.580735][T19513]      addrconf_add_dev+0xe2/0x170
[15434.580735][T19513]      inet6_addr_add+0x12f/0xa40
[15434.580735][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15434.580735][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15434.580735][T19513]      netlink_rcv_skb+0x130/0x360
[15434.580735][T19513]      netlink_unicast+0x449/0x710
[15434.580735][T19513]      netlink_sendmsg+0x723/0xbe0
[15434.580735][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15434.580735][T19513]      ___sys_sendmsg+0xee/0x170
[15434.580735][T19513]      __sys_sendmsg+0xcd/0x170
[15434.580735][T19513]      do_syscall_64+0xc6/0x1e0
[15434.580735][T19513] 
[15434.582895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15434.582895][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15434.582895][T19513]      ipv6_find_idev+0x102/0x170
[15434.582895][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15434.582895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15434.582895][T19513]      netlink_rcv_skb+0x130/0x360
[15434.582895][T19513]      netlink_unicast+0x449/0x710
[15434.582895][T19513]      netlink_sendmsg+0x723/0xbe0
[15434.582895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15434.582895][T19513]      ___sys_sendmsg+0xee/0x170
[15434.582895][T19513]      __sys_sendmsg+0xcd/0x170
[15434.582895][T19513]      do_syscall_64+0xc6/0x1e0
[15434.582895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15434.582895][T19513] 
[15434.584591][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15434.584591][T19513]      neigh_parms_alloc+0x1e5/0x510
[15434.584591][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15434.584591][T19513]      ipv6_find_idev+0x102/0x170
[15434.584591][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15434.584591][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15434.584591][T19513]      netlink_rcv_skb+0x130/0x360
[15434.584591][T19513]      netlink_unicast+0x449/0x710
[15434.584591][T19513]      netlink_sendmsg+0x723/0xbe0
[15434.584591][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15434.584591][T19513]      ___sys_sendmsg+0xee/0x170
[15434.584591][T19513]      __sys_sendmsg+0xcd/0x170
[15434.584591][T19513]      do_syscall_64+0xc6/0x1e0
[15434.584591][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15434.584591][T19513] 
[15444.839182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15444.839664][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15444.839664][T19513]      netdev_get_by_index+0x5e/0x80
[15444.839664][T19513]      fib6_nh_init+0x3d8/0x15b0
[15444.839664][T19513]      ip6_route_info_create+0xf18/0x17d0
[15444.839664][T19513]      ip6_route_add+0x1c/0x140
[15444.839664][T19513]      addrconf_prefix_route+0x2a6/0x430
[15444.839664][T19513]      inet6_addr_add+0x4f8/0xa40
[15444.839664][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15444.839664][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15444.839664][T19513]      netlink_rcv_skb+0x130/0x360
[15444.839664][T19513]      netlink_unicast+0x449/0x710
[15444.839664][T19513]      netlink_sendmsg+0x723/0xbe0
[15444.839664][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15444.839664][T19513]      ___sys_sendmsg+0xee/0x170
[15444.839664][T19513]      __sys_sendmsg+0xcd/0x170
[15444.839664][T19513]      do_syscall_64+0xc6/0x1e0
[15444.839664][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15444.839664][T19513] 
[15444.841886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15444.841886][T19513]      netdev_get_by_index+0x5e/0x80
[15444.841886][T19513]      fib6_nh_init+0x3d8/0x15b0
[15444.841886][T19513]      ip6_route_info_create+0xf18/0x17d0
[15444.841886][T19513]      addrconf_f6i_alloc+0x315/0x560
[15444.841886][T19513]      ipv6_add_addr+0x411/0x2000
[15444.841886][T19513]      inet6_addr_add+0x30e/0xa40
[15444.841886][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15444.841886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15444.841886][T19513]      netlink_rcv_skb+0x130/0x360
[15444.841886][T19513]      netlink_unicast+0x449/0x710
[15444.841886][T19513]      netlink_sendmsg+0x723/0xbe0
[15444.841886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15444.841886][T19513]      ___sys_sendmsg+0xee/0x170
[15444.841886][T19513]      __sys_sendmsg+0xcd/0x170
[15444.841886][T19513]      do_syscall_64+0xc6/0x1e0
[15444.841886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15444.841886][T19513] 
[15444.844095][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15444.844095][T19513]      netdev_get_by_index+0x5e/0x80
[15444.844095][T19513]      fib6_nh_init+0x3d8/0x15b0
[15444.844095][T19513]      ip6_route_info_create+0xf18/0x17d0
[15444.844095][T19513]      ip6_route_add+0x1c/0x140
[15444.844095][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15444.844095][T19513]      addrconf_add_dev+0xe2/0x170
[15444.844095][T19513]      inet6_addr_add+0x12f/0xa40
[15444.844095][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15444.844095][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15444.844095][T19513]      netlink_rcv_skb+0x130/0x360
[15444.844095][T19513]      netlink_unicast+0x449/0x710
[15444.844095][T19513]      netlink_sendmsg+0x723/0xbe0
[15444.844095][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15444.844095][T19513]      ___sys_sendmsg+0xee/0x170
[15444.844095][T19513]      __sys_sendmsg+0xcd/0x170
[15444.844095][T19513]      do_syscall_64+0xc6/0x1e0
[15444.844095][T19513] 
[15444.846273][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15444.846273][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15444.846273][T19513]      ipv6_find_idev+0x102/0x170
[15444.846273][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15444.846273][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15444.846273][T19513]      netlink_rcv_skb+0x130/0x360
[15444.846273][T19513]      netlink_unicast+0x449/0x710
[15444.846273][T19513]      netlink_sendmsg+0x723/0xbe0
[15444.846273][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15444.846273][T19513]      ___sys_sendmsg+0xee/0x170
[15444.846273][T19513]      __sys_sendmsg+0xcd/0x170
[15444.846273][T19513]      do_syscall_64+0xc6/0x1e0
[15444.846273][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15444.846273][T19513] 
[15444.847958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15444.847958][T19513]      neigh_parms_alloc+0x1e5/0x510
[15444.847958][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15444.847958][T19513]      ipv6_find_idev+0x102/0x170
[15444.847958][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15444.847958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15444.847958][T19513]      netlink_rcv_skb+0x130/0x360
[15444.847958][T19513]      netlink_unicast+0x449/0x710
[15444.847958][T19513]      netlink_sendmsg+0x723/0xbe0
[15444.847958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15444.847958][T19513]      ___sys_sendmsg+0xee/0x170
[15444.847958][T19513]      __sys_sendmsg+0xcd/0x170
[15444.847958][T19513]      do_syscall_64+0xc6/0x1e0
[15444.847958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15444.847958][T19513] 
[15455.095149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15455.095638][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15455.095638][T19513]      netdev_get_by_index+0x5e/0x80
[15455.095638][T19513]      fib6_nh_init+0x3d8/0x15b0
[15455.095638][T19513]      ip6_route_info_create+0xf18/0x17d0
[15455.095638][T19513]      ip6_route_add+0x1c/0x140
[15455.095638][T19513]      addrconf_prefix_route+0x2a6/0x430
[15455.095638][T19513]      inet6_addr_add+0x4f8/0xa40
[15455.095638][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15455.095638][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15455.095638][T19513]      netlink_rcv_skb+0x130/0x360
[15455.095638][T19513]      netlink_unicast+0x449/0x710
[15455.095638][T19513]      netlink_sendmsg+0x723/0xbe0
[15455.095638][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15455.095638][T19513]      ___sys_sendmsg+0xee/0x170
[15455.095638][T19513]      __sys_sendmsg+0xcd/0x170
[15455.095638][T19513]      do_syscall_64+0xc6/0x1e0
[15455.095638][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15455.095638][T19513] 
[15455.097929][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15455.097929][T19513]      netdev_get_by_index+0x5e/0x80
[15455.097929][T19513]      fib6_nh_init+0x3d8/0x15b0
[15455.097929][T19513]      ip6_route_info_create+0xf18/0x17d0
[15455.097929][T19513]      addrconf_f6i_alloc+0x315/0x560
[15455.097929][T19513]      ipv6_add_addr+0x411/0x2000
[15455.097929][T19513]      inet6_addr_add+0x30e/0xa40
[15455.097929][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15455.097929][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15455.097929][T19513]      netlink_rcv_skb+0x130/0x360
[15455.097929][T19513]      netlink_unicast+0x449/0x710
[15455.097929][T19513]      netlink_sendmsg+0x723/0xbe0
[15455.097929][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15455.097929][T19513]      ___sys_sendmsg+0xee/0x170
[15455.097929][T19513]      __sys_sendmsg+0xcd/0x170
[15455.097929][T19513]      do_syscall_64+0xc6/0x1e0
[15455.097929][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15455.097929][T19513] 
[15455.100171][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15455.100171][T19513]      netdev_get_by_index+0x5e/0x80
[15455.100171][T19513]      fib6_nh_init+0x3d8/0x15b0
[15455.100171][T19513]      ip6_route_info_create+0xf18/0x17d0
[15455.100171][T19513]      ip6_route_add+0x1c/0x140
[15455.100171][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15455.100171][T19513]      addrconf_add_dev+0xe2/0x170
[15455.100171][T19513]      inet6_addr_add+0x12f/0xa40
[15455.100171][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15455.100171][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15455.100171][T19513]      netlink_rcv_skb+0x130/0x360
[15455.100171][T19513]      netlink_unicast+0x449/0x710
[15455.100171][T19513]      netlink_sendmsg+0x723/0xbe0
[15455.100171][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15455.100171][T19513]      ___sys_sendmsg+0xee/0x170
[15455.100171][T19513]      __sys_sendmsg+0xcd/0x170
[15455.100171][T19513]      do_syscall_64+0xc6/0x1e0
[15455.100171][T19513] 
[15455.102353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15455.102353][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15455.102353][T19513]      ipv6_find_idev+0x102/0x170
[15455.102353][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15455.102353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15455.102353][T19513]      netlink_rcv_skb+0x130/0x360
[15455.102353][T19513]      netlink_unicast+0x449/0x710
[15455.102353][T19513]      netlink_sendmsg+0x723/0xbe0
[15455.102353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15455.102353][T19513]      ___sys_sendmsg+0xee/0x170
[15455.102353][T19513]      __sys_sendmsg+0xcd/0x170
[15455.102353][T19513]      do_syscall_64+0xc6/0x1e0
[15455.102353][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15455.102353][T19513] 
[15455.104073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15455.104073][T19513]      neigh_parms_alloc+0x1e5/0x510
[15455.104073][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15455.104073][T19513]      ipv6_find_idev+0x102/0x170
[15455.104073][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15455.104073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15455.104073][T19513]      netlink_rcv_skb+0x130/0x360
[15455.104073][T19513]      netlink_unicast+0x449/0x710
[15455.104073][T19513]      netlink_sendmsg+0x723/0xbe0
[15455.104073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15455.104073][T19513]      ___sys_sendmsg+0xee/0x170
[15455.104073][T19513]      __sys_sendmsg+0xcd/0x170
[15455.104073][T19513]      do_syscall_64+0xc6/0x1e0
[15455.104073][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15455.104073][T19513] 
[15465.359216][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15465.359756][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15465.359756][T19513]      netdev_get_by_index+0x5e/0x80
[15465.359756][T19513]      fib6_nh_init+0x3d8/0x15b0
[15465.359756][T19513]      ip6_route_info_create+0xf18/0x17d0
[15465.359756][T19513]      ip6_route_add+0x1c/0x140
[15465.359756][T19513]      addrconf_prefix_route+0x2a6/0x430
[15465.359756][T19513]      inet6_addr_add+0x4f8/0xa40
[15465.359756][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15465.359756][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15465.359756][T19513]      netlink_rcv_skb+0x130/0x360
[15465.359756][T19513]      netlink_unicast+0x449/0x710
[15465.359756][T19513]      netlink_sendmsg+0x723/0xbe0
[15465.359756][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15465.359756][T19513]      ___sys_sendmsg+0xee/0x170
[15465.359756][T19513]      __sys_sendmsg+0xcd/0x170
[15465.359756][T19513]      do_syscall_64+0xc6/0x1e0
[15465.359756][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15465.359756][T19513] 
[15465.362008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15465.362008][T19513]      netdev_get_by_index+0x5e/0x80
[15465.362008][T19513]      fib6_nh_init+0x3d8/0x15b0
[15465.362008][T19513]      ip6_route_info_create+0xf18/0x17d0
[15465.362008][T19513]      addrconf_f6i_alloc+0x315/0x560
[15465.362008][T19513]      ipv6_add_addr+0x411/0x2000
[15465.362008][T19513]      inet6_addr_add+0x30e/0xa40
[15465.362008][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15465.362008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15465.362008][T19513]      netlink_rcv_skb+0x130/0x360
[15465.362008][T19513]      netlink_unicast+0x449/0x710
[15465.362008][T19513]      netlink_sendmsg+0x723/0xbe0
[15465.362008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15465.362008][T19513]      ___sys_sendmsg+0xee/0x170
[15465.362008][T19513]      __sys_sendmsg+0xcd/0x170
[15465.362008][T19513]      do_syscall_64+0xc6/0x1e0
[15465.362008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15465.362008][T19513] 
[15465.364222][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15465.364222][T19513]      netdev_get_by_index+0x5e/0x80
[15465.364222][T19513]      fib6_nh_init+0x3d8/0x15b0
[15465.364222][T19513]      ip6_route_info_create+0xf18/0x17d0
[15465.364222][T19513]      ip6_route_add+0x1c/0x140
[15465.364222][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15465.364222][T19513]      addrconf_add_dev+0xe2/0x170
[15465.364222][T19513]      inet6_addr_add+0x12f/0xa40
[15465.364222][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15465.364222][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15465.364222][T19513]      netlink_rcv_skb+0x130/0x360
[15465.364222][T19513]      netlink_unicast+0x449/0x710
[15465.364222][T19513]      netlink_sendmsg+0x723/0xbe0
[15465.364222][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15465.364222][T19513]      ___sys_sendmsg+0xee/0x170
[15465.364222][T19513]      __sys_sendmsg+0xcd/0x170
[15465.364222][T19513]      do_syscall_64+0xc6/0x1e0
[15465.364222][T19513] 
[15465.366599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15465.366599][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15465.366599][T19513]      ipv6_find_idev+0x102/0x170
[15465.366599][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15465.366599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15465.366599][T19513]      netlink_rcv_skb+0x130/0x360
[15465.366599][T19513]      netlink_unicast+0x449/0x710
[15465.366599][T19513]      netlink_sendmsg+0x723/0xbe0
[15465.366599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15465.366599][T19513]      ___sys_sendmsg+0xee/0x170
[15465.366599][T19513]      __sys_sendmsg+0xcd/0x170
[15465.366599][T19513]      do_syscall_64+0xc6/0x1e0
[15465.366599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15465.366599][T19513] 
[15465.368329][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15465.368329][T19513]      neigh_parms_alloc+0x1e5/0x510
[15465.368329][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15465.368329][T19513]      ipv6_find_idev+0x102/0x170
[15465.368329][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15465.368329][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15465.368329][T19513]      netlink_rcv_skb+0x130/0x360
[15465.368329][T19513]      netlink_unicast+0x449/0x710
[15465.368329][T19513]      netlink_sendmsg+0x723/0xbe0
[15465.368329][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15465.368329][T19513]      ___sys_sendmsg+0xee/0x170
[15465.368329][T19513]      __sys_sendmsg+0xcd/0x170
[15465.368329][T19513]      do_syscall_64+0xc6/0x1e0
[15465.368329][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15465.368329][T19513] 
[15475.623196][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15475.623692][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15475.623692][T19513]      netdev_get_by_index+0x5e/0x80
[15475.623692][T19513]      fib6_nh_init+0x3d8/0x15b0
[15475.623692][T19513]      ip6_route_info_create+0xf18/0x17d0
[15475.623692][T19513]      ip6_route_add+0x1c/0x140
[15475.623692][T19513]      addrconf_prefix_route+0x2a6/0x430
[15475.623692][T19513]      inet6_addr_add+0x4f8/0xa40
[15475.623692][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15475.623692][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15475.623692][T19513]      netlink_rcv_skb+0x130/0x360
[15475.623692][T19513]      netlink_unicast+0x449/0x710
[15475.623692][T19513]      netlink_sendmsg+0x723/0xbe0
[15475.623692][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15475.623692][T19513]      ___sys_sendmsg+0xee/0x170
[15475.623692][T19513]      __sys_sendmsg+0xcd/0x170
[15475.623692][T19513]      do_syscall_64+0xc6/0x1e0
[15475.623692][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15475.623692][T19513] 
[15475.625958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15475.625958][T19513]      netdev_get_by_index+0x5e/0x80
[15475.625958][T19513]      fib6_nh_init+0x3d8/0x15b0
[15475.625958][T19513]      ip6_route_info_create+0xf18/0x17d0
[15475.625958][T19513]      addrconf_f6i_alloc+0x315/0x560
[15475.625958][T19513]      ipv6_add_addr+0x411/0x2000
[15475.625958][T19513]      inet6_addr_add+0x30e/0xa40
[15475.625958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15475.625958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15475.625958][T19513]      netlink_rcv_skb+0x130/0x360
[15475.625958][T19513]      netlink_unicast+0x449/0x710
[15475.625958][T19513]      netlink_sendmsg+0x723/0xbe0
[15475.625958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15475.625958][T19513]      ___sys_sendmsg+0xee/0x170
[15475.625958][T19513]      __sys_sendmsg+0xcd/0x170
[15475.625958][T19513]      do_syscall_64+0xc6/0x1e0
[15475.625958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15475.625958][T19513] 
[15475.628194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15475.628194][T19513]      netdev_get_by_index+0x5e/0x80
[15475.628194][T19513]      fib6_nh_init+0x3d8/0x15b0
[15475.628194][T19513]      ip6_route_info_create+0xf18/0x17d0
[15475.628194][T19513]      ip6_route_add+0x1c/0x140
[15475.628194][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15475.628194][T19513]      addrconf_add_dev+0xe2/0x170
[15475.628194][T19513]      inet6_addr_add+0x12f/0xa40
[15475.628194][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15475.628194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15475.628194][T19513]      netlink_rcv_skb+0x130/0x360
[15475.628194][T19513]      netlink_unicast+0x449/0x710
[15475.628194][T19513]      netlink_sendmsg+0x723/0xbe0
[15475.628194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15475.628194][T19513]      ___sys_sendmsg+0xee/0x170
[15475.628194][T19513]      __sys_sendmsg+0xcd/0x170
[15475.628194][T19513]      do_syscall_64+0xc6/0x1e0
[15475.628194][T19513] 
[15475.630399][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15475.630399][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15475.630399][T19513]      ipv6_find_idev+0x102/0x170
[15475.630399][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15475.630399][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15475.630399][T19513]      netlink_rcv_skb+0x130/0x360
[15475.630399][T19513]      netlink_unicast+0x449/0x710
[15475.630399][T19513]      netlink_sendmsg+0x723/0xbe0
[15475.630399][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15475.630399][T19513]      ___sys_sendmsg+0xee/0x170
[15475.630399][T19513]      __sys_sendmsg+0xcd/0x170
[15475.630399][T19513]      do_syscall_64+0xc6/0x1e0
[15475.630399][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15475.630399][T19513] 
[15475.632114][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15475.632114][T19513]      neigh_parms_alloc+0x1e5/0x510
[15475.632114][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15475.632114][T19513]      ipv6_find_idev+0x102/0x170
[15475.632114][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15475.632114][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15475.632114][T19513]      netlink_rcv_skb+0x130/0x360
[15475.632114][T19513]      netlink_unicast+0x449/0x710
[15475.632114][T19513]      netlink_sendmsg+0x723/0xbe0
[15475.632114][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15475.632114][T19513]      ___sys_sendmsg+0xee/0x170
[15475.632114][T19513]      __sys_sendmsg+0xcd/0x170
[15475.632114][T19513]      do_syscall_64+0xc6/0x1e0
[15475.632114][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15475.632114][T19513] 
[15485.703181][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15485.703665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15485.703665][T19513]      netdev_get_by_index+0x5e/0x80
[15485.703665][T19513]      fib6_nh_init+0x3d8/0x15b0
[15485.703665][T19513]      ip6_route_info_create+0xf18/0x17d0
[15485.703665][T19513]      ip6_route_add+0x1c/0x140
[15485.703665][T19513]      addrconf_prefix_route+0x2a6/0x430
[15485.703665][T19513]      inet6_addr_add+0x4f8/0xa40
[15485.703665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15485.703665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15485.703665][T19513]      netlink_rcv_skb+0x130/0x360
[15485.703665][T19513]      netlink_unicast+0x449/0x710
[15485.703665][T19513]      netlink_sendmsg+0x723/0xbe0
[15485.703665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15485.703665][T19513]      ___sys_sendmsg+0xee/0x170
[15485.703665][T19513]      __sys_sendmsg+0xcd/0x170
[15485.703665][T19513]      do_syscall_64+0xc6/0x1e0
[15485.703665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15485.703665][T19513] 
[15485.705900][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15485.705900][T19513]      netdev_get_by_index+0x5e/0x80
[15485.705900][T19513]      fib6_nh_init+0x3d8/0x15b0
[15485.705900][T19513]      ip6_route_info_create+0xf18/0x17d0
[15485.705900][T19513]      addrconf_f6i_alloc+0x315/0x560
[15485.705900][T19513]      ipv6_add_addr+0x411/0x2000
[15485.705900][T19513]      inet6_addr_add+0x30e/0xa40
[15485.705900][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15485.705900][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15485.705900][T19513]      netlink_rcv_skb+0x130/0x360
[15485.705900][T19513]      netlink_unicast+0x449/0x710
[15485.705900][T19513]      netlink_sendmsg+0x723/0xbe0
[15485.705900][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15485.705900][T19513]      ___sys_sendmsg+0xee/0x170
[15485.705900][T19513]      __sys_sendmsg+0xcd/0x170
[15485.705900][T19513]      do_syscall_64+0xc6/0x1e0
[15485.705900][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15485.705900][T19513] 
[15485.708153][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15485.708153][T19513]      netdev_get_by_index+0x5e/0x80
[15485.708153][T19513]      fib6_nh_init+0x3d8/0x15b0
[15485.708153][T19513]      ip6_route_info_create+0xf18/0x17d0
[15485.708153][T19513]      ip6_route_add+0x1c/0x140
[15485.708153][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15485.708153][T19513]      addrconf_add_dev+0xe2/0x170
[15485.708153][T19513]      inet6_addr_add+0x12f/0xa40
[15485.708153][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15485.708153][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15485.708153][T19513]      netlink_rcv_skb+0x130/0x360
[15485.708153][T19513]      netlink_unicast+0x449/0x710
[15485.708153][T19513]      netlink_sendmsg+0x723/0xbe0
[15485.708153][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15485.708153][T19513]      ___sys_sendmsg+0xee/0x170
[15485.708153][T19513]      __sys_sendmsg+0xcd/0x170
[15485.708153][T19513]      do_syscall_64+0xc6/0x1e0
[15485.708153][T19513] 
[15485.710329][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15485.710329][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15485.710329][T19513]      ipv6_find_idev+0x102/0x170
[15485.710329][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15485.710329][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15485.710329][T19513]      netlink_rcv_skb+0x130/0x360
[15485.710329][T19513]      netlink_unicast+0x449/0x710
[15485.710329][T19513]      netlink_sendmsg+0x723/0xbe0
[15485.710329][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15485.710329][T19513]      ___sys_sendmsg+0xee/0x170
[15485.710329][T19513]      __sys_sendmsg+0xcd/0x170
[15485.710329][T19513]      do_syscall_64+0xc6/0x1e0
[15485.710329][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15485.710329][T19513] 
[15485.712044][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15485.712044][T19513]      neigh_parms_alloc+0x1e5/0x510
[15485.712044][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15485.712044][T19513]      ipv6_find_idev+0x102/0x170
[15485.712044][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15485.712044][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15485.712044][T19513]      netlink_rcv_skb+0x130/0x360
[15485.712044][T19513]      netlink_unicast+0x449/0x710
[15485.712044][T19513]      netlink_sendmsg+0x723/0xbe0
[15485.712044][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15485.712044][T19513]      ___sys_sendmsg+0xee/0x170
[15485.712044][T19513]      __sys_sendmsg+0xcd/0x170
[15485.712044][T19513]      do_syscall_64+0xc6/0x1e0
[15485.712044][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15485.712044][T19513] 
[15495.951172][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15495.951685][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15495.951685][T19513]      netdev_get_by_index+0x5e/0x80
[15495.951685][T19513]      fib6_nh_init+0x3d8/0x15b0
[15495.951685][T19513]      ip6_route_info_create+0xf18/0x17d0
[15495.951685][T19513]      ip6_route_add+0x1c/0x140
[15495.951685][T19513]      addrconf_prefix_route+0x2a6/0x430
[15495.951685][T19513]      inet6_addr_add+0x4f8/0xa40
[15495.951685][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15495.951685][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15495.951685][T19513]      netlink_rcv_skb+0x130/0x360
[15495.951685][T19513]      netlink_unicast+0x449/0x710
[15495.951685][T19513]      netlink_sendmsg+0x723/0xbe0
[15495.951685][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15495.951685][T19513]      ___sys_sendmsg+0xee/0x170
[15495.951685][T19513]      __sys_sendmsg+0xcd/0x170
[15495.951685][T19513]      do_syscall_64+0xc6/0x1e0
[15495.951685][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15495.951685][T19513] 
[15495.953957][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15495.953957][T19513]      netdev_get_by_index+0x5e/0x80
[15495.953957][T19513]      fib6_nh_init+0x3d8/0x15b0
[15495.953957][T19513]      ip6_route_info_create+0xf18/0x17d0
[15495.953957][T19513]      addrconf_f6i_alloc+0x315/0x560
[15495.953957][T19513]      ipv6_add_addr+0x411/0x2000
[15495.953957][T19513]      inet6_addr_add+0x30e/0xa40
[15495.953957][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15495.953957][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15495.953957][T19513]      netlink_rcv_skb+0x130/0x360
[15495.953957][T19513]      netlink_unicast+0x449/0x710
[15495.953957][T19513]      netlink_sendmsg+0x723/0xbe0
[15495.953957][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15495.953957][T19513]      ___sys_sendmsg+0xee/0x170
[15495.953957][T19513]      __sys_sendmsg+0xcd/0x170
[15495.953957][T19513]      do_syscall_64+0xc6/0x1e0
[15495.953957][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15495.953957][T19513] 
[15495.956199][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15495.956199][T19513]      netdev_get_by_index+0x5e/0x80
[15495.956199][T19513]      fib6_nh_init+0x3d8/0x15b0
[15495.956199][T19513]      ip6_route_info_create+0xf18/0x17d0
[15495.956199][T19513]      ip6_route_add+0x1c/0x140
[15495.956199][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15495.956199][T19513]      addrconf_add_dev+0xe2/0x170
[15495.956199][T19513]      inet6_addr_add+0x12f/0xa40
[15495.956199][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15495.956199][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15495.956199][T19513]      netlink_rcv_skb+0x130/0x360
[15495.956199][T19513]      netlink_unicast+0x449/0x710
[15495.956199][T19513]      netlink_sendmsg+0x723/0xbe0
[15495.956199][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15495.956199][T19513]      ___sys_sendmsg+0xee/0x170
[15495.956199][T19513]      __sys_sendmsg+0xcd/0x170
[15495.956199][T19513]      do_syscall_64+0xc6/0x1e0
[15495.956199][T19513] 
[15495.958413][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15495.958413][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15495.958413][T19513]      ipv6_find_idev+0x102/0x170
[15495.958413][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15495.958413][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15495.958413][T19513]      netlink_rcv_skb+0x130/0x360
[15495.958413][T19513]      netlink_unicast+0x449/0x710
[15495.958413][T19513]      netlink_sendmsg+0x723/0xbe0
[15495.958413][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15495.958413][T19513]      ___sys_sendmsg+0xee/0x170
[15495.958413][T19513]      __sys_sendmsg+0xcd/0x170
[15495.958413][T19513]      do_syscall_64+0xc6/0x1e0
[15495.958413][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15495.958413][T19513] 
[15495.960145][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15495.960145][T19513]      neigh_parms_alloc+0x1e5/0x510
[15495.960145][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15495.960145][T19513]      ipv6_find_idev+0x102/0x170
[15495.960145][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15495.960145][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15495.960145][T19513]      netlink_rcv_skb+0x130/0x360
[15495.960145][T19513]      netlink_unicast+0x449/0x710
[15495.960145][T19513]      netlink_sendmsg+0x723/0xbe0
[15495.960145][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15495.960145][T19513]      ___sys_sendmsg+0xee/0x170
[15495.960145][T19513]      __sys_sendmsg+0xcd/0x170
[15495.960145][T19513]      do_syscall_64+0xc6/0x1e0
[15495.960145][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15495.960145][T19513] 
[15506.199171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15506.199631][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15506.199631][T19513]      netdev_get_by_index+0x5e/0x80
[15506.199631][T19513]      fib6_nh_init+0x3d8/0x15b0
[15506.199631][T19513]      ip6_route_info_create+0xf18/0x17d0
[15506.199631][T19513]      ip6_route_add+0x1c/0x140
[15506.199631][T19513]      addrconf_prefix_route+0x2a6/0x430
[15506.199631][T19513]      inet6_addr_add+0x4f8/0xa40
[15506.199631][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15506.199631][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15506.199631][T19513]      netlink_rcv_skb+0x130/0x360
[15506.199631][T19513]      netlink_unicast+0x449/0x710
[15506.199631][T19513]      netlink_sendmsg+0x723/0xbe0
[15506.199631][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15506.199631][T19513]      ___sys_sendmsg+0xee/0x170
[15506.199631][T19513]      __sys_sendmsg+0xcd/0x170
[15506.199631][T19513]      do_syscall_64+0xc6/0x1e0
[15506.199631][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15506.199631][T19513] 
[15506.201869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15506.201869][T19513]      netdev_get_by_index+0x5e/0x80
[15506.201869][T19513]      fib6_nh_init+0x3d8/0x15b0
[15506.201869][T19513]      ip6_route_info_create+0xf18/0x17d0
[15506.201869][T19513]      addrconf_f6i_alloc+0x315/0x560
[15506.201869][T19513]      ipv6_add_addr+0x411/0x2000
[15506.201869][T19513]      inet6_addr_add+0x30e/0xa40
[15506.201869][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15506.201869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15506.201869][T19513]      netlink_rcv_skb+0x130/0x360
[15506.201869][T19513]      netlink_unicast+0x449/0x710
[15506.201869][T19513]      netlink_sendmsg+0x723/0xbe0
[15506.201869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15506.201869][T19513]      ___sys_sendmsg+0xee/0x170
[15506.201869][T19513]      __sys_sendmsg+0xcd/0x170
[15506.201869][T19513]      do_syscall_64+0xc6/0x1e0
[15506.201869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15506.201869][T19513] 
[15506.204065][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15506.204065][T19513]      netdev_get_by_index+0x5e/0x80
[15506.204065][T19513]      fib6_nh_init+0x3d8/0x15b0
[15506.204065][T19513]      ip6_route_info_create+0xf18/0x17d0
[15506.204065][T19513]      ip6_route_add+0x1c/0x140
[15506.204065][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15506.204065][T19513]      addrconf_add_dev+0xe2/0x170
[15506.204065][T19513]      inet6_addr_add+0x12f/0xa40
[15506.204065][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15506.204065][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15506.204065][T19513]      netlink_rcv_skb+0x130/0x360
[15506.204065][T19513]      netlink_unicast+0x449/0x710
[15506.204065][T19513]      netlink_sendmsg+0x723/0xbe0
[15506.204065][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15506.204065][T19513]      ___sys_sendmsg+0xee/0x170
[15506.204065][T19513]      __sys_sendmsg+0xcd/0x170
[15506.204065][T19513]      do_syscall_64+0xc6/0x1e0
[15506.204065][T19513] 
[15506.206258][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15506.206258][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15506.206258][T19513]      ipv6_find_idev+0x102/0x170
[15506.206258][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15506.206258][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15506.206258][T19513]      netlink_rcv_skb+0x130/0x360
[15506.206258][T19513]      netlink_unicast+0x449/0x710
[15506.206258][T19513]      netlink_sendmsg+0x723/0xbe0
[15506.206258][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15506.206258][T19513]      ___sys_sendmsg+0xee/0x170
[15506.206258][T19513]      __sys_sendmsg+0xcd/0x170
[15506.206258][T19513]      do_syscall_64+0xc6/0x1e0
[15506.206258][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15506.206258][T19513] 
[15506.207936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15506.207936][T19513]      neigh_parms_alloc+0x1e5/0x510
[15506.207936][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15506.207936][T19513]      ipv6_find_idev+0x102/0x170
[15506.207936][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15506.207936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15506.207936][T19513]      netlink_rcv_skb+0x130/0x360
[15506.207936][T19513]      netlink_unicast+0x449/0x710
[15506.207936][T19513]      netlink_sendmsg+0x723/0xbe0
[15506.207936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15506.207936][T19513]      ___sys_sendmsg+0xee/0x170
[15506.207936][T19513]      __sys_sendmsg+0xcd/0x170
[15506.207936][T19513]      do_syscall_64+0xc6/0x1e0
[15506.207936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15506.207936][T19513] 
[15516.447215][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15516.447704][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15516.447704][T19513]      netdev_get_by_index+0x5e/0x80
[15516.447704][T19513]      fib6_nh_init+0x3d8/0x15b0
[15516.447704][T19513]      ip6_route_info_create+0xf18/0x17d0
[15516.447704][T19513]      ip6_route_add+0x1c/0x140
[15516.447704][T19513]      addrconf_prefix_route+0x2a6/0x430
[15516.447704][T19513]      inet6_addr_add+0x4f8/0xa40
[15516.447704][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15516.447704][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15516.447704][T19513]      netlink_rcv_skb+0x130/0x360
[15516.447704][T19513]      netlink_unicast+0x449/0x710
[15516.447704][T19513]      netlink_sendmsg+0x723/0xbe0
[15516.447704][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15516.447704][T19513]      ___sys_sendmsg+0xee/0x170
[15516.447704][T19513]      __sys_sendmsg+0xcd/0x170
[15516.447704][T19513]      do_syscall_64+0xc6/0x1e0
[15516.447704][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15516.447704][T19513] 
[15516.449940][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15516.449940][T19513]      netdev_get_by_index+0x5e/0x80
[15516.449940][T19513]      fib6_nh_init+0x3d8/0x15b0
[15516.449940][T19513]      ip6_route_info_create+0xf18/0x17d0
[15516.449940][T19513]      addrconf_f6i_alloc+0x315/0x560
[15516.449940][T19513]      ipv6_add_addr+0x411/0x2000
[15516.449940][T19513]      inet6_addr_add+0x30e/0xa40
[15516.449940][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15516.449940][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15516.449940][T19513]      netlink_rcv_skb+0x130/0x360
[15516.449940][T19513]      netlink_unicast+0x449/0x710
[15516.449940][T19513]      netlink_sendmsg+0x723/0xbe0
[15516.449940][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15516.449940][T19513]      ___sys_sendmsg+0xee/0x170
[15516.449940][T19513]      __sys_sendmsg+0xcd/0x170
[15516.449940][T19513]      do_syscall_64+0xc6/0x1e0
[15516.449940][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15516.449940][T19513] 
[15516.452147][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15516.452147][T19513]      netdev_get_by_index+0x5e/0x80
[15516.452147][T19513]      fib6_nh_init+0x3d8/0x15b0
[15516.452147][T19513]      ip6_route_info_create+0xf18/0x17d0
[15516.452147][T19513]      ip6_route_add+0x1c/0x140
[15516.452147][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15516.452147][T19513]      addrconf_add_dev+0xe2/0x170
[15516.452147][T19513]      inet6_addr_add+0x12f/0xa40
[15516.452147][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15516.452147][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15516.452147][T19513]      netlink_rcv_skb+0x130/0x360
[15516.452147][T19513]      netlink_unicast+0x449/0x710
[15516.452147][T19513]      netlink_sendmsg+0x723/0xbe0
[15516.452147][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15516.452147][T19513]      ___sys_sendmsg+0xee/0x170
[15516.452147][T19513]      __sys_sendmsg+0xcd/0x170
[15516.452147][T19513]      do_syscall_64+0xc6/0x1e0
[15516.452147][T19513] 
[15516.454306][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15516.454306][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15516.454306][T19513]      ipv6_find_idev+0x102/0x170
[15516.454306][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15516.454306][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15516.454306][T19513]      netlink_rcv_skb+0x130/0x360
[15516.454306][T19513]      netlink_unicast+0x449/0x710
[15516.454306][T19513]      netlink_sendmsg+0x723/0xbe0
[15516.454306][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15516.454306][T19513]      ___sys_sendmsg+0xee/0x170
[15516.454306][T19513]      __sys_sendmsg+0xcd/0x170
[15516.454306][T19513]      do_syscall_64+0xc6/0x1e0
[15516.454306][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15516.454306][T19513] 
[15516.456014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15516.456014][T19513]      neigh_parms_alloc+0x1e5/0x510
[15516.456014][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15516.456014][T19513]      ipv6_find_idev+0x102/0x170
[15516.456014][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15516.456014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15516.456014][T19513]      netlink_rcv_skb+0x130/0x360
[15516.456014][T19513]      netlink_unicast+0x449/0x710
[15516.456014][T19513]      netlink_sendmsg+0x723/0xbe0
[15516.456014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15516.456014][T19513]      ___sys_sendmsg+0xee/0x170
[15516.456014][T19513]      __sys_sendmsg+0xcd/0x170
[15516.456014][T19513]      do_syscall_64+0xc6/0x1e0
[15516.456014][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15516.456014][T19513] 
[15526.703225][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15526.703694][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15526.703694][T19513]      netdev_get_by_index+0x5e/0x80
[15526.703694][T19513]      fib6_nh_init+0x3d8/0x15b0
[15526.703694][T19513]      ip6_route_info_create+0xf18/0x17d0
[15526.703694][T19513]      ip6_route_add+0x1c/0x140
[15526.703694][T19513]      addrconf_prefix_route+0x2a6/0x430
[15526.703694][T19513]      inet6_addr_add+0x4f8/0xa40
[15526.703694][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15526.703694][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15526.703694][T19513]      netlink_rcv_skb+0x130/0x360
[15526.703694][T19513]      netlink_unicast+0x449/0x710
[15526.703694][T19513]      netlink_sendmsg+0x723/0xbe0
[15526.703694][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15526.703694][T19513]      ___sys_sendmsg+0xee/0x170
[15526.703694][T19513]      __sys_sendmsg+0xcd/0x170
[15526.703694][T19513]      do_syscall_64+0xc6/0x1e0
[15526.703694][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15526.703694][T19513] 
[15526.705941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15526.705941][T19513]      netdev_get_by_index+0x5e/0x80
[15526.705941][T19513]      fib6_nh_init+0x3d8/0x15b0
[15526.705941][T19513]      ip6_route_info_create+0xf18/0x17d0
[15526.705941][T19513]      addrconf_f6i_alloc+0x315/0x560
[15526.705941][T19513]      ipv6_add_addr+0x411/0x2000
[15526.705941][T19513]      inet6_addr_add+0x30e/0xa40
[15526.705941][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15526.705941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15526.705941][T19513]      netlink_rcv_skb+0x130/0x360
[15526.705941][T19513]      netlink_unicast+0x449/0x710
[15526.705941][T19513]      netlink_sendmsg+0x723/0xbe0
[15526.705941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15526.705941][T19513]      ___sys_sendmsg+0xee/0x170
[15526.705941][T19513]      __sys_sendmsg+0xcd/0x170
[15526.705941][T19513]      do_syscall_64+0xc6/0x1e0
[15526.705941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15526.705941][T19513] 
[15526.708149][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15526.708149][T19513]      netdev_get_by_index+0x5e/0x80
[15526.708149][T19513]      fib6_nh_init+0x3d8/0x15b0
[15526.708149][T19513]      ip6_route_info_create+0xf18/0x17d0
[15526.708149][T19513]      ip6_route_add+0x1c/0x140
[15526.708149][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15526.708149][T19513]      addrconf_add_dev+0xe2/0x170
[15526.708149][T19513]      inet6_addr_add+0x12f/0xa40
[15526.708149][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15526.708149][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15526.708149][T19513]      netlink_rcv_skb+0x130/0x360
[15526.708149][T19513]      netlink_unicast+0x449/0x710
[15526.708149][T19513]      netlink_sendmsg+0x723/0xbe0
[15526.708149][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15526.708149][T19513]      ___sys_sendmsg+0xee/0x170
[15526.708149][T19513]      __sys_sendmsg+0xcd/0x170
[15526.708149][T19513]      do_syscall_64+0xc6/0x1e0
[15526.708149][T19513] 
[15526.710322][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15526.710322][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15526.710322][T19513]      ipv6_find_idev+0x102/0x170
[15526.710322][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15526.710322][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15526.710322][T19513]      netlink_rcv_skb+0x130/0x360
[15526.710322][T19513]      netlink_unicast+0x449/0x710
[15526.710322][T19513]      netlink_sendmsg+0x723/0xbe0
[15526.710322][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15526.710322][T19513]      ___sys_sendmsg+0xee/0x170
[15526.710322][T19513]      __sys_sendmsg+0xcd/0x170
[15526.710322][T19513]      do_syscall_64+0xc6/0x1e0
[15526.710322][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15526.710322][T19513] 
[15526.712019][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15526.712019][T19513]      neigh_parms_alloc+0x1e5/0x510
[15526.712019][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15526.712019][T19513]      ipv6_find_idev+0x102/0x170
[15526.712019][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15526.712019][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15526.712019][T19513]      netlink_rcv_skb+0x130/0x360
[15526.712019][T19513]      netlink_unicast+0x449/0x710
[15526.712019][T19513]      netlink_sendmsg+0x723/0xbe0
[15526.712019][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15526.712019][T19513]      ___sys_sendmsg+0xee/0x170
[15526.712019][T19513]      __sys_sendmsg+0xcd/0x170
[15526.712019][T19513]      do_syscall_64+0xc6/0x1e0
[15526.712019][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15526.712019][T19513] 
[15536.815190][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15536.815649][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15536.815649][T19513]      netdev_get_by_index+0x5e/0x80
[15536.815649][T19513]      fib6_nh_init+0x3d8/0x15b0
[15536.815649][T19513]      ip6_route_info_create+0xf18/0x17d0
[15536.815649][T19513]      ip6_route_add+0x1c/0x140
[15536.815649][T19513]      addrconf_prefix_route+0x2a6/0x430
[15536.815649][T19513]      inet6_addr_add+0x4f8/0xa40
[15536.815649][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15536.815649][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15536.815649][T19513]      netlink_rcv_skb+0x130/0x360
[15536.815649][T19513]      netlink_unicast+0x449/0x710
[15536.815649][T19513]      netlink_sendmsg+0x723/0xbe0
[15536.815649][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15536.815649][T19513]      ___sys_sendmsg+0xee/0x170
[15536.815649][T19513]      __sys_sendmsg+0xcd/0x170
[15536.815649][T19513]      do_syscall_64+0xc6/0x1e0
[15536.815649][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15536.815649][T19513] 
[15536.817917][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15536.817917][T19513]      netdev_get_by_index+0x5e/0x80
[15536.817917][T19513]      fib6_nh_init+0x3d8/0x15b0
[15536.817917][T19513]      ip6_route_info_create+0xf18/0x17d0
[15536.817917][T19513]      addrconf_f6i_alloc+0x315/0x560
[15536.817917][T19513]      ipv6_add_addr+0x411/0x2000
[15536.817917][T19513]      inet6_addr_add+0x30e/0xa40
[15536.817917][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15536.817917][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15536.817917][T19513]      netlink_rcv_skb+0x130/0x360
[15536.817917][T19513]      netlink_unicast+0x449/0x710
[15536.817917][T19513]      netlink_sendmsg+0x723/0xbe0
[15536.817917][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15536.817917][T19513]      ___sys_sendmsg+0xee/0x170
[15536.817917][T19513]      __sys_sendmsg+0xcd/0x170
[15536.817917][T19513]      do_syscall_64+0xc6/0x1e0
[15536.817917][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15536.817917][T19513] 
[15536.820138][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15536.820138][T19513]      netdev_get_by_index+0x5e/0x80
[15536.820138][T19513]      fib6_nh_init+0x3d8/0x15b0
[15536.820138][T19513]      ip6_route_info_create+0xf18/0x17d0
[15536.820138][T19513]      ip6_route_add+0x1c/0x140
[15536.820138][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15536.820138][T19513]      addrconf_add_dev+0xe2/0x170
[15536.820138][T19513]      inet6_addr_add+0x12f/0xa40
[15536.820138][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15536.820138][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15536.820138][T19513]      netlink_rcv_skb+0x130/0x360
[15536.820138][T19513]      netlink_unicast+0x449/0x710
[15536.820138][T19513]      netlink_sendmsg+0x723/0xbe0
[15536.820138][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15536.820138][T19513]      ___sys_sendmsg+0xee/0x170
[15536.820138][T19513]      __sys_sendmsg+0xcd/0x170
[15536.820138][T19513]      do_syscall_64+0xc6/0x1e0
[15536.820138][T19513] 
[15536.822311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15536.822311][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15536.822311][T19513]      ipv6_find_idev+0x102/0x170
[15536.822311][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15536.822311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15536.822311][T19513]      netlink_rcv_skb+0x130/0x360
[15536.822311][T19513]      netlink_unicast+0x449/0x710
[15536.822311][T19513]      netlink_sendmsg+0x723/0xbe0
[15536.822311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15536.822311][T19513]      ___sys_sendmsg+0xee/0x170
[15536.822311][T19513]      __sys_sendmsg+0xcd/0x170
[15536.822311][T19513]      do_syscall_64+0xc6/0x1e0
[15536.822311][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15536.822311][T19513] 
[15536.824002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15536.824002][T19513]      neigh_parms_alloc+0x1e5/0x510
[15536.824002][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15536.824002][T19513]      ipv6_find_idev+0x102/0x170
[15536.824002][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15536.824002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15536.824002][T19513]      netlink_rcv_skb+0x130/0x360
[15536.824002][T19513]      netlink_unicast+0x449/0x710
[15536.824002][T19513]      netlink_sendmsg+0x723/0xbe0
[15536.824002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15536.824002][T19513]      ___sys_sendmsg+0xee/0x170
[15536.824002][T19513]      __sys_sendmsg+0xcd/0x170
[15536.824002][T19513]      do_syscall_64+0xc6/0x1e0
[15536.824002][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15536.824002][T19513] 
[15547.063171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15547.063640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15547.063640][T19513]      netdev_get_by_index+0x5e/0x80
[15547.063640][T19513]      fib6_nh_init+0x3d8/0x15b0
[15547.063640][T19513]      ip6_route_info_create+0xf18/0x17d0
[15547.063640][T19513]      ip6_route_add+0x1c/0x140
[15547.063640][T19513]      addrconf_prefix_route+0x2a6/0x430
[15547.063640][T19513]      inet6_addr_add+0x4f8/0xa40
[15547.063640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15547.063640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15547.063640][T19513]      netlink_rcv_skb+0x130/0x360
[15547.063640][T19513]      netlink_unicast+0x449/0x710
[15547.063640][T19513]      netlink_sendmsg+0x723/0xbe0
[15547.063640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15547.063640][T19513]      ___sys_sendmsg+0xee/0x170
[15547.063640][T19513]      __sys_sendmsg+0xcd/0x170
[15547.063640][T19513]      do_syscall_64+0xc6/0x1e0
[15547.063640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15547.063640][T19513] 
[15547.065889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15547.065889][T19513]      netdev_get_by_index+0x5e/0x80
[15547.065889][T19513]      fib6_nh_init+0x3d8/0x15b0
[15547.065889][T19513]      ip6_route_info_create+0xf18/0x17d0
[15547.065889][T19513]      addrconf_f6i_alloc+0x315/0x560
[15547.065889][T19513]      ipv6_add_addr+0x411/0x2000
[15547.065889][T19513]      inet6_addr_add+0x30e/0xa40
[15547.065889][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15547.065889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15547.065889][T19513]      netlink_rcv_skb+0x130/0x360
[15547.065889][T19513]      netlink_unicast+0x449/0x710
[15547.065889][T19513]      netlink_sendmsg+0x723/0xbe0
[15547.065889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15547.065889][T19513]      ___sys_sendmsg+0xee/0x170
[15547.065889][T19513]      __sys_sendmsg+0xcd/0x170
[15547.065889][T19513]      do_syscall_64+0xc6/0x1e0
[15547.065889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15547.065889][T19513] 
[15547.068621][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15547.068621][T19513]      netdev_get_by_index+0x5e/0x80
[15547.068621][T19513]      fib6_nh_init+0x3d8/0x15b0
[15547.068621][T19513]      ip6_route_info_create+0xf18/0x17d0
[15547.068621][T19513]      ip6_route_add+0x1c/0x140
[15547.068621][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15547.068621][T19513]      addrconf_add_dev+0xe2/0x170
[15547.068621][T19513]      inet6_addr_add+0x12f/0xa40
[15547.068621][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15547.068621][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15547.068621][T19513]      netlink_rcv_skb+0x130/0x360
[15547.068621][T19513]      netlink_unicast+0x449/0x710
[15547.068621][T19513]      netlink_sendmsg+0x723/0xbe0
[15547.068621][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15547.068621][T19513]      ___sys_sendmsg+0xee/0x170
[15547.068621][T19513]      __sys_sendmsg+0xcd/0x170
[15547.068621][T19513]      do_syscall_64+0xc6/0x1e0
[15547.068621][T19513] 
[15547.070777][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15547.070777][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15547.070777][T19513]      ipv6_find_idev+0x102/0x170
[15547.070777][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15547.070777][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15547.070777][T19513]      netlink_rcv_skb+0x130/0x360
[15547.070777][T19513]      netlink_unicast+0x449/0x710
[15547.070777][T19513]      netlink_sendmsg+0x723/0xbe0
[15547.070777][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15547.070777][T19513]      ___sys_sendmsg+0xee/0x170
[15547.070777][T19513]      __sys_sendmsg+0xcd/0x170
[15547.070777][T19513]      do_syscall_64+0xc6/0x1e0
[15547.070777][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15547.070777][T19513] 
[15547.072466][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15547.072466][T19513]      neigh_parms_alloc+0x1e5/0x510
[15547.072466][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15547.072466][T19513]      ipv6_find_idev+0x102/0x170
[15547.072466][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15547.072466][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15547.072466][T19513]      netlink_rcv_skb+0x130/0x360
[15547.072466][T19513]      netlink_unicast+0x449/0x710
[15547.072466][T19513]      netlink_sendmsg+0x723/0xbe0
[15547.072466][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15547.072466][T19513]      ___sys_sendmsg+0xee/0x170
[15547.072466][T19513]      __sys_sendmsg+0xcd/0x170
[15547.072466][T19513]      do_syscall_64+0xc6/0x1e0
[15547.072466][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15547.072466][T19513] 
[15557.311186][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15557.311657][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15557.311657][T19513]      netdev_get_by_index+0x5e/0x80
[15557.311657][T19513]      fib6_nh_init+0x3d8/0x15b0
[15557.311657][T19513]      ip6_route_info_create+0xf18/0x17d0
[15557.311657][T19513]      ip6_route_add+0x1c/0x140
[15557.311657][T19513]      addrconf_prefix_route+0x2a6/0x430
[15557.311657][T19513]      inet6_addr_add+0x4f8/0xa40
[15557.311657][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15557.311657][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15557.311657][T19513]      netlink_rcv_skb+0x130/0x360
[15557.311657][T19513]      netlink_unicast+0x449/0x710
[15557.311657][T19513]      netlink_sendmsg+0x723/0xbe0
[15557.311657][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15557.311657][T19513]      ___sys_sendmsg+0xee/0x170
[15557.311657][T19513]      __sys_sendmsg+0xcd/0x170
[15557.311657][T19513]      do_syscall_64+0xc6/0x1e0
[15557.311657][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15557.311657][T19513] 
[15557.313896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15557.313896][T19513]      netdev_get_by_index+0x5e/0x80
[15557.313896][T19513]      fib6_nh_init+0x3d8/0x15b0
[15557.313896][T19513]      ip6_route_info_create+0xf18/0x17d0
[15557.313896][T19513]      addrconf_f6i_alloc+0x315/0x560
[15557.313896][T19513]      ipv6_add_addr+0x411/0x2000
[15557.313896][T19513]      inet6_addr_add+0x30e/0xa40
[15557.313896][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15557.313896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15557.313896][T19513]      netlink_rcv_skb+0x130/0x360
[15557.313896][T19513]      netlink_unicast+0x449/0x710
[15557.313896][T19513]      netlink_sendmsg+0x723/0xbe0
[15557.313896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15557.313896][T19513]      ___sys_sendmsg+0xee/0x170
[15557.313896][T19513]      __sys_sendmsg+0xcd/0x170
[15557.313896][T19513]      do_syscall_64+0xc6/0x1e0
[15557.313896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15557.313896][T19513] 
[15557.316544][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15557.316544][T19513]      netdev_get_by_index+0x5e/0x80
[15557.316544][T19513]      fib6_nh_init+0x3d8/0x15b0
[15557.316544][T19513]      ip6_route_info_create+0xf18/0x17d0
[15557.316544][T19513]      ip6_route_add+0x1c/0x140
[15557.316544][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15557.316544][T19513]      addrconf_add_dev+0xe2/0x170
[15557.316544][T19513]      inet6_addr_add+0x12f/0xa40
[15557.316544][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15557.316544][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15557.316544][T19513]      netlink_rcv_skb+0x130/0x360
[15557.316544][T19513]      netlink_unicast+0x449/0x710
[15557.316544][T19513]      netlink_sendmsg+0x723/0xbe0
[15557.316544][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15557.316544][T19513]      ___sys_sendmsg+0xee/0x170
[15557.316544][T19513]      __sys_sendmsg+0xcd/0x170
[15557.316544][T19513]      do_syscall_64+0xc6/0x1e0
[15557.316544][T19513] 
[15557.318713][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15557.318713][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15557.318713][T19513]      ipv6_find_idev+0x102/0x170
[15557.318713][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15557.318713][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15557.318713][T19513]      netlink_rcv_skb+0x130/0x360
[15557.318713][T19513]      netlink_unicast+0x449/0x710
[15557.318713][T19513]      netlink_sendmsg+0x723/0xbe0
[15557.318713][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15557.318713][T19513]      ___sys_sendmsg+0xee/0x170
[15557.318713][T19513]      __sys_sendmsg+0xcd/0x170
[15557.318713][T19513]      do_syscall_64+0xc6/0x1e0
[15557.318713][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15557.318713][T19513] 
[15557.320410][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15557.320410][T19513]      neigh_parms_alloc+0x1e5/0x510
[15557.320410][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15557.320410][T19513]      ipv6_find_idev+0x102/0x170
[15557.320410][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15557.320410][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15557.320410][T19513]      netlink_rcv_skb+0x130/0x360
[15557.320410][T19513]      netlink_unicast+0x449/0x710
[15557.320410][T19513]      netlink_sendmsg+0x723/0xbe0
[15557.320410][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15557.320410][T19513]      ___sys_sendmsg+0xee/0x170
[15557.320410][T19513]      __sys_sendmsg+0xcd/0x170
[15557.320410][T19513]      do_syscall_64+0xc6/0x1e0
[15557.320410][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15557.320410][T19513] 
[15567.559142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15567.559620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15567.559620][T19513]      netdev_get_by_index+0x5e/0x80
[15567.559620][T19513]      fib6_nh_init+0x3d8/0x15b0
[15567.559620][T19513]      ip6_route_info_create+0xf18/0x17d0
[15567.559620][T19513]      ip6_route_add+0x1c/0x140
[15567.559620][T19513]      addrconf_prefix_route+0x2a6/0x430
[15567.559620][T19513]      inet6_addr_add+0x4f8/0xa40
[15567.559620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15567.559620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15567.559620][T19513]      netlink_rcv_skb+0x130/0x360
[15567.559620][T19513]      netlink_unicast+0x449/0x710
[15567.559620][T19513]      netlink_sendmsg+0x723/0xbe0
[15567.559620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15567.559620][T19513]      ___sys_sendmsg+0xee/0x170
[15567.559620][T19513]      __sys_sendmsg+0xcd/0x170
[15567.559620][T19513]      do_syscall_64+0xc6/0x1e0
[15567.559620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15567.559620][T19513] 
[15567.561843][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15567.561843][T19513]      netdev_get_by_index+0x5e/0x80
[15567.561843][T19513]      fib6_nh_init+0x3d8/0x15b0
[15567.561843][T19513]      ip6_route_info_create+0xf18/0x17d0
[15567.561843][T19513]      addrconf_f6i_alloc+0x315/0x560
[15567.561843][T19513]      ipv6_add_addr+0x411/0x2000
[15567.561843][T19513]      inet6_addr_add+0x30e/0xa40
[15567.561843][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15567.561843][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15567.561843][T19513]      netlink_rcv_skb+0x130/0x360
[15567.561843][T19513]      netlink_unicast+0x449/0x710
[15567.561843][T19513]      netlink_sendmsg+0x723/0xbe0
[15567.561843][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15567.561843][T19513]      ___sys_sendmsg+0xee/0x170
[15567.561843][T19513]      __sys_sendmsg+0xcd/0x170
[15567.561843][T19513]      do_syscall_64+0xc6/0x1e0
[15567.561843][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15567.561843][T19513] 
[15567.564042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15567.564042][T19513]      netdev_get_by_index+0x5e/0x80
[15567.564042][T19513]      fib6_nh_init+0x3d8/0x15b0
[15567.564042][T19513]      ip6_route_info_create+0xf18/0x17d0
[15567.564042][T19513]      ip6_route_add+0x1c/0x140
[15567.564042][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15567.564042][T19513]      addrconf_add_dev+0xe2/0x170
[15567.564042][T19513]      inet6_addr_add+0x12f/0xa40
[15567.564042][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15567.564042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15567.564042][T19513]      netlink_rcv_skb+0x130/0x360
[15567.564042][T19513]      netlink_unicast+0x449/0x710
[15567.564042][T19513]      netlink_sendmsg+0x723/0xbe0
[15567.564042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15567.564042][T19513]      ___sys_sendmsg+0xee/0x170
[15567.564042][T19513]      __sys_sendmsg+0xcd/0x170
[15567.564042][T19513]      do_syscall_64+0xc6/0x1e0
[15567.564042][T19513] 
[15567.566216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15567.566216][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15567.566216][T19513]      ipv6_find_idev+0x102/0x170
[15567.566216][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15567.566216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15567.566216][T19513]      netlink_rcv_skb+0x130/0x360
[15567.566216][T19513]      netlink_unicast+0x449/0x710
[15567.566216][T19513]      netlink_sendmsg+0x723/0xbe0
[15567.566216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15567.566216][T19513]      ___sys_sendmsg+0xee/0x170
[15567.566216][T19513]      __sys_sendmsg+0xcd/0x170
[15567.566216][T19513]      do_syscall_64+0xc6/0x1e0
[15567.566216][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15567.566216][T19513] 
[15567.567892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15567.567892][T19513]      neigh_parms_alloc+0x1e5/0x510
[15567.567892][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15567.567892][T19513]      ipv6_find_idev+0x102/0x170
[15567.567892][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15567.567892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15567.567892][T19513]      netlink_rcv_skb+0x130/0x360
[15567.567892][T19513]      netlink_unicast+0x449/0x710
[15567.567892][T19513]      netlink_sendmsg+0x723/0xbe0
[15567.567892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15567.567892][T19513]      ___sys_sendmsg+0xee/0x170
[15567.567892][T19513]      __sys_sendmsg+0xcd/0x170
[15567.567892][T19513]      do_syscall_64+0xc6/0x1e0
[15567.567892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15567.567892][T19513] 
[15577.807195][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15577.807654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15577.807654][T19513]      netdev_get_by_index+0x5e/0x80
[15577.807654][T19513]      fib6_nh_init+0x3d8/0x15b0
[15577.807654][T19513]      ip6_route_info_create+0xf18/0x17d0
[15577.807654][T19513]      ip6_route_add+0x1c/0x140
[15577.807654][T19513]      addrconf_prefix_route+0x2a6/0x430
[15577.807654][T19513]      inet6_addr_add+0x4f8/0xa40
[15577.807654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15577.807654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15577.807654][T19513]      netlink_rcv_skb+0x130/0x360
[15577.807654][T19513]      netlink_unicast+0x449/0x710
[15577.807654][T19513]      netlink_sendmsg+0x723/0xbe0
[15577.807654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15577.807654][T19513]      ___sys_sendmsg+0xee/0x170
[15577.807654][T19513]      __sys_sendmsg+0xcd/0x170
[15577.807654][T19513]      do_syscall_64+0xc6/0x1e0
[15577.807654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15577.807654][T19513] 
[15577.809894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15577.809894][T19513]      netdev_get_by_index+0x5e/0x80
[15577.809894][T19513]      fib6_nh_init+0x3d8/0x15b0
[15577.809894][T19513]      ip6_route_info_create+0xf18/0x17d0
[15577.809894][T19513]      addrconf_f6i_alloc+0x315/0x560
[15577.809894][T19513]      ipv6_add_addr+0x411/0x2000
[15577.809894][T19513]      inet6_addr_add+0x30e/0xa40
[15577.809894][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15577.809894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15577.809894][T19513]      netlink_rcv_skb+0x130/0x360
[15577.809894][T19513]      netlink_unicast+0x449/0x710
[15577.809894][T19513]      netlink_sendmsg+0x723/0xbe0
[15577.809894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15577.809894][T19513]      ___sys_sendmsg+0xee/0x170
[15577.809894][T19513]      __sys_sendmsg+0xcd/0x170
[15577.809894][T19513]      do_syscall_64+0xc6/0x1e0
[15577.809894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15577.809894][T19513] 
[15577.812091][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15577.812091][T19513]      netdev_get_by_index+0x5e/0x80
[15577.812091][T19513]      fib6_nh_init+0x3d8/0x15b0
[15577.812091][T19513]      ip6_route_info_create+0xf18/0x17d0
[15577.812091][T19513]      ip6_route_add+0x1c/0x140
[15577.812091][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15577.812091][T19513]      addrconf_add_dev+0xe2/0x170
[15577.812091][T19513]      inet6_addr_add+0x12f/0xa40
[15577.812091][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15577.812091][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15577.812091][T19513]      netlink_rcv_skb+0x130/0x360
[15577.812091][T19513]      netlink_unicast+0x449/0x710
[15577.812091][T19513]      netlink_sendmsg+0x723/0xbe0
[15577.812091][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15577.812091][T19513]      ___sys_sendmsg+0xee/0x170
[15577.812091][T19513]      __sys_sendmsg+0xcd/0x170
[15577.812091][T19513]      do_syscall_64+0xc6/0x1e0
[15577.812091][T19513] 
[15577.814265][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15577.814265][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15577.814265][T19513]      ipv6_find_idev+0x102/0x170
[15577.814265][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15577.814265][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15577.814265][T19513]      netlink_rcv_skb+0x130/0x360
[15577.814265][T19513]      netlink_unicast+0x449/0x710
[15577.814265][T19513]      netlink_sendmsg+0x723/0xbe0
[15577.814265][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15577.814265][T19513]      ___sys_sendmsg+0xee/0x170
[15577.814265][T19513]      __sys_sendmsg+0xcd/0x170
[15577.814265][T19513]      do_syscall_64+0xc6/0x1e0
[15577.814265][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15577.814265][T19513] 
[15577.816106][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15577.816106][T19513]      neigh_parms_alloc+0x1e5/0x510
[15577.816106][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15577.816106][T19513]      ipv6_find_idev+0x102/0x170
[15577.816106][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15577.816106][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15577.816106][T19513]      netlink_rcv_skb+0x130/0x360
[15577.816106][T19513]      netlink_unicast+0x449/0x710
[15577.816106][T19513]      netlink_sendmsg+0x723/0xbe0
[15577.816106][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15577.816106][T19513]      ___sys_sendmsg+0xee/0x170
[15577.816106][T19513]      __sys_sendmsg+0xcd/0x170
[15577.816106][T19513]      do_syscall_64+0xc6/0x1e0
[15577.816106][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15577.816106][T19513] 
[15588.055154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15588.055642][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15588.055642][T19513]      netdev_get_by_index+0x5e/0x80
[15588.055642][T19513]      fib6_nh_init+0x3d8/0x15b0
[15588.055642][T19513]      ip6_route_info_create+0xf18/0x17d0
[15588.055642][T19513]      ip6_route_add+0x1c/0x140
[15588.055642][T19513]      addrconf_prefix_route+0x2a6/0x430
[15588.055642][T19513]      inet6_addr_add+0x4f8/0xa40
[15588.055642][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15588.055642][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15588.055642][T19513]      netlink_rcv_skb+0x130/0x360
[15588.055642][T19513]      netlink_unicast+0x449/0x710
[15588.055642][T19513]      netlink_sendmsg+0x723/0xbe0
[15588.055642][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15588.055642][T19513]      ___sys_sendmsg+0xee/0x170
[15588.055642][T19513]      __sys_sendmsg+0xcd/0x170
[15588.055642][T19513]      do_syscall_64+0xc6/0x1e0
[15588.055642][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15588.055642][T19513] 
[15588.057906][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15588.057906][T19513]      netdev_get_by_index+0x5e/0x80
[15588.057906][T19513]      fib6_nh_init+0x3d8/0x15b0
[15588.057906][T19513]      ip6_route_info_create+0xf18/0x17d0
[15588.057906][T19513]      addrconf_f6i_alloc+0x315/0x560
[15588.057906][T19513]      ipv6_add_addr+0x411/0x2000
[15588.057906][T19513]      inet6_addr_add+0x30e/0xa40
[15588.057906][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15588.057906][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15588.057906][T19513]      netlink_rcv_skb+0x130/0x360
[15588.057906][T19513]      netlink_unicast+0x449/0x710
[15588.057906][T19513]      netlink_sendmsg+0x723/0xbe0
[15588.057906][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15588.057906][T19513]      ___sys_sendmsg+0xee/0x170
[15588.057906][T19513]      __sys_sendmsg+0xcd/0x170
[15588.057906][T19513]      do_syscall_64+0xc6/0x1e0
[15588.057906][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15588.057906][T19513] 
[15588.060145][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15588.060145][T19513]      netdev_get_by_index+0x5e/0x80
[15588.060145][T19513]      fib6_nh_init+0x3d8/0x15b0
[15588.060145][T19513]      ip6_route_info_create+0xf18/0x17d0
[15588.060145][T19513]      ip6_route_add+0x1c/0x140
[15588.060145][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15588.060145][T19513]      addrconf_add_dev+0xe2/0x170
[15588.060145][T19513]      inet6_addr_add+0x12f/0xa40
[15588.060145][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15588.060145][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15588.060145][T19513]      netlink_rcv_skb+0x130/0x360
[15588.060145][T19513]      netlink_unicast+0x449/0x710
[15588.060145][T19513]      netlink_sendmsg+0x723/0xbe0
[15588.060145][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15588.060145][T19513]      ___sys_sendmsg+0xee/0x170
[15588.060145][T19513]      __sys_sendmsg+0xcd/0x170
[15588.060145][T19513]      do_syscall_64+0xc6/0x1e0
[15588.060145][T19513] 
[15588.062402][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15588.062402][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15588.062402][T19513]      ipv6_find_idev+0x102/0x170
[15588.062402][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15588.062402][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15588.062402][T19513]      netlink_rcv_skb+0x130/0x360
[15588.062402][T19513]      netlink_unicast+0x449/0x710
[15588.062402][T19513]      netlink_sendmsg+0x723/0xbe0
[15588.062402][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15588.062402][T19513]      ___sys_sendmsg+0xee/0x170
[15588.062402][T19513]      __sys_sendmsg+0xcd/0x170
[15588.062402][T19513]      do_syscall_64+0xc6/0x1e0
[15588.062402][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15588.062402][T19513] 
[15588.064137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15588.064137][T19513]      neigh_parms_alloc+0x1e5/0x510
[15588.064137][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15588.064137][T19513]      ipv6_find_idev+0x102/0x170
[15588.064137][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15588.064137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15588.064137][T19513]      netlink_rcv_skb+0x130/0x360
[15588.064137][T19513]      netlink_unicast+0x449/0x710
[15588.064137][T19513]      netlink_sendmsg+0x723/0xbe0
[15588.064137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15588.064137][T19513]      ___sys_sendmsg+0xee/0x170
[15588.064137][T19513]      __sys_sendmsg+0xcd/0x170
[15588.064137][T19513]      do_syscall_64+0xc6/0x1e0
[15588.064137][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15588.064137][T19513] 
[15598.303094][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15598.303579][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15598.303579][T19513]      netdev_get_by_index+0x5e/0x80
[15598.303579][T19513]      fib6_nh_init+0x3d8/0x15b0
[15598.303579][T19513]      ip6_route_info_create+0xf18/0x17d0
[15598.303579][T19513]      ip6_route_add+0x1c/0x140
[15598.303579][T19513]      addrconf_prefix_route+0x2a6/0x430
[15598.303579][T19513]      inet6_addr_add+0x4f8/0xa40
[15598.303579][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15598.303579][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15598.303579][T19513]      netlink_rcv_skb+0x130/0x360
[15598.303579][T19513]      netlink_unicast+0x449/0x710
[15598.303579][T19513]      netlink_sendmsg+0x723/0xbe0
[15598.303579][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15598.303579][T19513]      ___sys_sendmsg+0xee/0x170
[15598.303579][T19513]      __sys_sendmsg+0xcd/0x170
[15598.303579][T19513]      do_syscall_64+0xc6/0x1e0
[15598.303579][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15598.303579][T19513] 
[15598.305840][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15598.305840][T19513]      netdev_get_by_index+0x5e/0x80
[15598.305840][T19513]      fib6_nh_init+0x3d8/0x15b0
[15598.305840][T19513]      ip6_route_info_create+0xf18/0x17d0
[15598.305840][T19513]      addrconf_f6i_alloc+0x315/0x560
[15598.305840][T19513]      ipv6_add_addr+0x411/0x2000
[15598.305840][T19513]      inet6_addr_add+0x30e/0xa40
[15598.305840][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15598.305840][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15598.305840][T19513]      netlink_rcv_skb+0x130/0x360
[15598.305840][T19513]      netlink_unicast+0x449/0x710
[15598.305840][T19513]      netlink_sendmsg+0x723/0xbe0
[15598.305840][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15598.305840][T19513]      ___sys_sendmsg+0xee/0x170
[15598.305840][T19513]      __sys_sendmsg+0xcd/0x170
[15598.305840][T19513]      do_syscall_64+0xc6/0x1e0
[15598.305840][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15598.305840][T19513] 
[15598.308050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15598.308050][T19513]      netdev_get_by_index+0x5e/0x80
[15598.308050][T19513]      fib6_nh_init+0x3d8/0x15b0
[15598.308050][T19513]      ip6_route_info_create+0xf18/0x17d0
[15598.308050][T19513]      ip6_route_add+0x1c/0x140
[15598.308050][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15598.308050][T19513]      addrconf_add_dev+0xe2/0x170
[15598.308050][T19513]      inet6_addr_add+0x12f/0xa40
[15598.308050][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15598.308050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15598.308050][T19513]      netlink_rcv_skb+0x130/0x360
[15598.308050][T19513]      netlink_unicast+0x449/0x710
[15598.308050][T19513]      netlink_sendmsg+0x723/0xbe0
[15598.308050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15598.308050][T19513]      ___sys_sendmsg+0xee/0x170
[15598.308050][T19513]      __sys_sendmsg+0xcd/0x170
[15598.308050][T19513]      do_syscall_64+0xc6/0x1e0
[15598.308050][T19513] 
[15598.310230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15598.310230][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15598.310230][T19513]      ipv6_find_idev+0x102/0x170
[15598.310230][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15598.310230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15598.310230][T19513]      netlink_rcv_skb+0x130/0x360
[15598.310230][T19513]      netlink_unicast+0x449/0x710
[15598.310230][T19513]      netlink_sendmsg+0x723/0xbe0
[15598.310230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15598.310230][T19513]      ___sys_sendmsg+0xee/0x170
[15598.310230][T19513]      __sys_sendmsg+0xcd/0x170
[15598.310230][T19513]      do_syscall_64+0xc6/0x1e0
[15598.310230][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15598.310230][T19513] 
[15598.311938][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15598.311938][T19513]      neigh_parms_alloc+0x1e5/0x510
[15598.311938][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15598.311938][T19513]      ipv6_find_idev+0x102/0x170
[15598.311938][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15598.311938][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15598.311938][T19513]      netlink_rcv_skb+0x130/0x360
[15598.311938][T19513]      netlink_unicast+0x449/0x710
[15598.311938][T19513]      netlink_sendmsg+0x723/0xbe0
[15598.311938][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15598.311938][T19513]      ___sys_sendmsg+0xee/0x170
[15598.311938][T19513]      __sys_sendmsg+0xcd/0x170
[15598.311938][T19513]      do_syscall_64+0xc6/0x1e0
[15598.311938][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15598.311938][T19513] 
[15608.375147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15608.375597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15608.375597][T19513]      netdev_get_by_index+0x5e/0x80
[15608.375597][T19513]      fib6_nh_init+0x3d8/0x15b0
[15608.375597][T19513]      ip6_route_info_create+0xf18/0x17d0
[15608.375597][T19513]      ip6_route_add+0x1c/0x140
[15608.375597][T19513]      addrconf_prefix_route+0x2a6/0x430
[15608.375597][T19513]      inet6_addr_add+0x4f8/0xa40
[15608.375597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15608.375597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15608.375597][T19513]      netlink_rcv_skb+0x130/0x360
[15608.375597][T19513]      netlink_unicast+0x449/0x710
[15608.375597][T19513]      netlink_sendmsg+0x723/0xbe0
[15608.375597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15608.375597][T19513]      ___sys_sendmsg+0xee/0x170
[15608.375597][T19513]      __sys_sendmsg+0xcd/0x170
[15608.375597][T19513]      do_syscall_64+0xc6/0x1e0
[15608.375597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15608.375597][T19513] 
[15608.378007][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15608.378007][T19513]      netdev_get_by_index+0x5e/0x80
[15608.378007][T19513]      fib6_nh_init+0x3d8/0x15b0
[15608.378007][T19513]      ip6_route_info_create+0xf18/0x17d0
[15608.378007][T19513]      addrconf_f6i_alloc+0x315/0x560
[15608.378007][T19513]      ipv6_add_addr+0x411/0x2000
[15608.378007][T19513]      inet6_addr_add+0x30e/0xa40
[15608.378007][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15608.378007][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15608.378007][T19513]      netlink_rcv_skb+0x130/0x360
[15608.378007][T19513]      netlink_unicast+0x449/0x710
[15608.378007][T19513]      netlink_sendmsg+0x723/0xbe0
[15608.378007][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15608.378007][T19513]      ___sys_sendmsg+0xee/0x170
[15608.378007][T19513]      __sys_sendmsg+0xcd/0x170
[15608.378007][T19513]      do_syscall_64+0xc6/0x1e0
[15608.378007][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15608.378007][T19513] 
[15608.380416][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15608.380416][T19513]      netdev_get_by_index+0x5e/0x80
[15608.380416][T19513]      fib6_nh_init+0x3d8/0x15b0
[15608.380416][T19513]      ip6_route_info_create+0xf18/0x17d0
[15608.380416][T19513]      ip6_route_add+0x1c/0x140
[15608.380416][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15608.380416][T19513]      addrconf_add_dev+0xe2/0x170
[15608.380416][T19513]      inet6_addr_add+0x12f/0xa40
[15608.380416][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15608.380416][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15608.380416][T19513]      netlink_rcv_skb+0x130/0x360
[15608.380416][T19513]      netlink_unicast+0x449/0x710
[15608.380416][T19513]      netlink_sendmsg+0x723/0xbe0
[15608.380416][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15608.380416][T19513]      ___sys_sendmsg+0xee/0x170
[15608.380416][T19513]      __sys_sendmsg+0xcd/0x170
[15608.380416][T19513]      do_syscall_64+0xc6/0x1e0
[15608.380416][T19513] 
[15608.382781][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15608.382781][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15608.382781][T19513]      ipv6_find_idev+0x102/0x170
[15608.382781][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15608.382781][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15608.382781][T19513]      netlink_rcv_skb+0x130/0x360
[15608.382781][T19513]      netlink_unicast+0x449/0x710
[15608.382781][T19513]      netlink_sendmsg+0x723/0xbe0
[15608.382781][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15608.382781][T19513]      ___sys_sendmsg+0xee/0x170
[15608.382781][T19513]      __sys_sendmsg+0xcd/0x170
[15608.382781][T19513]      do_syscall_64+0xc6/0x1e0
[15608.382781][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15608.382781][T19513] 
[15608.384567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15608.384567][T19513]      neigh_parms_alloc+0x1e5/0x510
[15608.384567][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15608.384567][T19513]      ipv6_find_idev+0x102/0x170
[15608.384567][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15608.384567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15608.384567][T19513]      netlink_rcv_skb+0x130/0x360
[15608.384567][T19513]      netlink_unicast+0x449/0x710
[15608.384567][T19513]      netlink_sendmsg+0x723/0xbe0
[15608.384567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15608.384567][T19513]      ___sys_sendmsg+0xee/0x170
[15608.384567][T19513]      __sys_sendmsg+0xcd/0x170
[15608.384567][T19513]      do_syscall_64+0xc6/0x1e0
[15608.384567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15608.384567][T19513] 
[15618.623155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15618.623592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15618.623592][T19513]      netdev_get_by_index+0x5e/0x80
[15618.623592][T19513]      fib6_nh_init+0x3d8/0x15b0
[15618.623592][T19513]      ip6_route_info_create+0xf18/0x17d0
[15618.623592][T19513]      ip6_route_add+0x1c/0x140
[15618.623592][T19513]      addrconf_prefix_route+0x2a6/0x430
[15618.623592][T19513]      inet6_addr_add+0x4f8/0xa40
[15618.623592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15618.623592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15618.623592][T19513]      netlink_rcv_skb+0x130/0x360
[15618.623592][T19513]      netlink_unicast+0x449/0x710
[15618.623592][T19513]      netlink_sendmsg+0x723/0xbe0
[15618.623592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15618.623592][T19513]      ___sys_sendmsg+0xee/0x170
[15618.623592][T19513]      __sys_sendmsg+0xcd/0x170
[15618.623592][T19513]      do_syscall_64+0xc6/0x1e0
[15618.623592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15618.623592][T19513] 
[15618.626061][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15618.626061][T19513]      netdev_get_by_index+0x5e/0x80
[15618.626061][T19513]      fib6_nh_init+0x3d8/0x15b0
[15618.626061][T19513]      ip6_route_info_create+0xf18/0x17d0
[15618.626061][T19513]      addrconf_f6i_alloc+0x315/0x560
[15618.626061][T19513]      ipv6_add_addr+0x411/0x2000
[15618.626061][T19513]      inet6_addr_add+0x30e/0xa40
[15618.626061][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15618.626061][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15618.626061][T19513]      netlink_rcv_skb+0x130/0x360
[15618.626061][T19513]      netlink_unicast+0x449/0x710
[15618.626061][T19513]      netlink_sendmsg+0x723/0xbe0
[15618.626061][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15618.626061][T19513]      ___sys_sendmsg+0xee/0x170
[15618.626061][T19513]      __sys_sendmsg+0xcd/0x170
[15618.626061][T19513]      do_syscall_64+0xc6/0x1e0
[15618.626061][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15618.626061][T19513] 
[15618.628485][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15618.628485][T19513]      netdev_get_by_index+0x5e/0x80
[15618.628485][T19513]      fib6_nh_init+0x3d8/0x15b0
[15618.628485][T19513]      ip6_route_info_create+0xf18/0x17d0
[15618.628485][T19513]      ip6_route_add+0x1c/0x140
[15618.628485][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15618.628485][T19513]      addrconf_add_dev+0xe2/0x170
[15618.628485][T19513]      inet6_addr_add+0x12f/0xa40
[15618.628485][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15618.628485][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15618.628485][T19513]      netlink_rcv_skb+0x130/0x360
[15618.628485][T19513]      netlink_unicast+0x449/0x710
[15618.628485][T19513]      netlink_sendmsg+0x723/0xbe0
[15618.628485][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15618.628485][T19513]      ___sys_sendmsg+0xee/0x170
[15618.628485][T19513]      __sys_sendmsg+0xcd/0x170
[15618.628485][T19513]      do_syscall_64+0xc6/0x1e0
[15618.628485][T19513] 
[15618.630880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15618.630880][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15618.630880][T19513]      ipv6_find_idev+0x102/0x170
[15618.630880][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15618.630880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15618.630880][T19513]      netlink_rcv_skb+0x130/0x360
[15618.630880][T19513]      netlink_unicast+0x449/0x710
[15618.630880][T19513]      netlink_sendmsg+0x723/0xbe0
[15618.630880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15618.630880][T19513]      ___sys_sendmsg+0xee/0x170
[15618.630880][T19513]      __sys_sendmsg+0xcd/0x170
[15618.630880][T19513]      do_syscall_64+0xc6/0x1e0
[15618.630880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15618.630880][T19513] 
[15618.632758][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15618.632758][T19513]      neigh_parms_alloc+0x1e5/0x510
[15618.632758][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15618.632758][T19513]      ipv6_find_idev+0x102/0x170
[15618.632758][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15618.632758][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15618.632758][T19513]      netlink_rcv_skb+0x130/0x360
[15618.632758][T19513]      netlink_unicast+0x449/0x710
[15618.632758][T19513]      netlink_sendmsg+0x723/0xbe0
[15618.632758][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15618.632758][T19513]      ___sys_sendmsg+0xee/0x170
[15618.632758][T19513]      __sys_sendmsg+0xcd/0x170
[15618.632758][T19513]      do_syscall_64+0xc6/0x1e0
[15618.632758][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15618.632758][T19513] 
[15628.871165][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15628.871633][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15628.871633][T19513]      netdev_get_by_index+0x5e/0x80
[15628.871633][T19513]      fib6_nh_init+0x3d8/0x15b0
[15628.871633][T19513]      ip6_route_info_create+0xf18/0x17d0
[15628.871633][T19513]      ip6_route_add+0x1c/0x140
[15628.871633][T19513]      addrconf_prefix_route+0x2a6/0x430
[15628.871633][T19513]      inet6_addr_add+0x4f8/0xa40
[15628.871633][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15628.871633][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15628.871633][T19513]      netlink_rcv_skb+0x130/0x360
[15628.871633][T19513]      netlink_unicast+0x449/0x710
[15628.871633][T19513]      netlink_sendmsg+0x723/0xbe0
[15628.871633][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15628.871633][T19513]      ___sys_sendmsg+0xee/0x170
[15628.871633][T19513]      __sys_sendmsg+0xcd/0x170
[15628.871633][T19513]      do_syscall_64+0xc6/0x1e0
[15628.871633][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15628.871633][T19513] 
[15628.873901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15628.873901][T19513]      netdev_get_by_index+0x5e/0x80
[15628.873901][T19513]      fib6_nh_init+0x3d8/0x15b0
[15628.873901][T19513]      ip6_route_info_create+0xf18/0x17d0
[15628.873901][T19513]      addrconf_f6i_alloc+0x315/0x560
[15628.873901][T19513]      ipv6_add_addr+0x411/0x2000
[15628.873901][T19513]      inet6_addr_add+0x30e/0xa40
[15628.873901][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15628.873901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15628.873901][T19513]      netlink_rcv_skb+0x130/0x360
[15628.873901][T19513]      netlink_unicast+0x449/0x710
[15628.873901][T19513]      netlink_sendmsg+0x723/0xbe0
[15628.873901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15628.873901][T19513]      ___sys_sendmsg+0xee/0x170
[15628.873901][T19513]      __sys_sendmsg+0xcd/0x170
[15628.873901][T19513]      do_syscall_64+0xc6/0x1e0
[15628.873901][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15628.873901][T19513] 
[15628.876139][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15628.876139][T19513]      netdev_get_by_index+0x5e/0x80
[15628.876139][T19513]      fib6_nh_init+0x3d8/0x15b0
[15628.876139][T19513]      ip6_route_info_create+0xf18/0x17d0
[15628.876139][T19513]      ip6_route_add+0x1c/0x140
[15628.876139][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15628.876139][T19513]      addrconf_add_dev+0xe2/0x170
[15628.876139][T19513]      inet6_addr_add+0x12f/0xa40
[15628.876139][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15628.876139][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15628.876139][T19513]      netlink_rcv_skb+0x130/0x360
[15628.876139][T19513]      netlink_unicast+0x449/0x710
[15628.876139][T19513]      netlink_sendmsg+0x723/0xbe0
[15628.876139][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15628.876139][T19513]      ___sys_sendmsg+0xee/0x170
[15628.876139][T19513]      __sys_sendmsg+0xcd/0x170
[15628.876139][T19513]      do_syscall_64+0xc6/0x1e0
[15628.876139][T19513] 
[15628.878339][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15628.878339][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15628.878339][T19513]      ipv6_find_idev+0x102/0x170
[15628.878339][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15628.878339][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15628.878339][T19513]      netlink_rcv_skb+0x130/0x360
[15628.878339][T19513]      netlink_unicast+0x449/0x710
[15628.878339][T19513]      netlink_sendmsg+0x723/0xbe0
[15628.878339][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15628.878339][T19513]      ___sys_sendmsg+0xee/0x170
[15628.878339][T19513]      __sys_sendmsg+0xcd/0x170
[15628.878339][T19513]      do_syscall_64+0xc6/0x1e0
[15628.878339][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15628.878339][T19513] 
[15628.880059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15628.880059][T19513]      neigh_parms_alloc+0x1e5/0x510
[15628.880059][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15628.880059][T19513]      ipv6_find_idev+0x102/0x170
[15628.880059][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15628.880059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15628.880059][T19513]      netlink_rcv_skb+0x130/0x360
[15628.880059][T19513]      netlink_unicast+0x449/0x710
[15628.880059][T19513]      netlink_sendmsg+0x723/0xbe0
[15628.880059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15628.880059][T19513]      ___sys_sendmsg+0xee/0x170
[15628.880059][T19513]      __sys_sendmsg+0xcd/0x170
[15628.880059][T19513]      do_syscall_64+0xc6/0x1e0
[15628.880059][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15628.880059][T19513] 
[15639.119155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15639.119634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15639.119634][T19513]      netdev_get_by_index+0x5e/0x80
[15639.119634][T19513]      fib6_nh_init+0x3d8/0x15b0
[15639.119634][T19513]      ip6_route_info_create+0xf18/0x17d0
[15639.119634][T19513]      ip6_route_add+0x1c/0x140
[15639.119634][T19513]      addrconf_prefix_route+0x2a6/0x430
[15639.119634][T19513]      inet6_addr_add+0x4f8/0xa40
[15639.119634][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15639.119634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15639.119634][T19513]      netlink_rcv_skb+0x130/0x360
[15639.119634][T19513]      netlink_unicast+0x449/0x710
[15639.119634][T19513]      netlink_sendmsg+0x723/0xbe0
[15639.119634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15639.119634][T19513]      ___sys_sendmsg+0xee/0x170
[15639.119634][T19513]      __sys_sendmsg+0xcd/0x170
[15639.119634][T19513]      do_syscall_64+0xc6/0x1e0
[15639.119634][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15639.119634][T19513] 
[15639.121881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15639.121881][T19513]      netdev_get_by_index+0x5e/0x80
[15639.121881][T19513]      fib6_nh_init+0x3d8/0x15b0
[15639.121881][T19513]      ip6_route_info_create+0xf18/0x17d0
[15639.121881][T19513]      addrconf_f6i_alloc+0x315/0x560
[15639.121881][T19513]      ipv6_add_addr+0x411/0x2000
[15639.121881][T19513]      inet6_addr_add+0x30e/0xa40
[15639.121881][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15639.121881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15639.121881][T19513]      netlink_rcv_skb+0x130/0x360
[15639.121881][T19513]      netlink_unicast+0x449/0x710
[15639.121881][T19513]      netlink_sendmsg+0x723/0xbe0
[15639.121881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15639.121881][T19513]      ___sys_sendmsg+0xee/0x170
[15639.121881][T19513]      __sys_sendmsg+0xcd/0x170
[15639.121881][T19513]      do_syscall_64+0xc6/0x1e0
[15639.121881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15639.121881][T19513] 
[15639.124116][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15639.124116][T19513]      netdev_get_by_index+0x5e/0x80
[15639.124116][T19513]      fib6_nh_init+0x3d8/0x15b0
[15639.124116][T19513]      ip6_route_info_create+0xf18/0x17d0
[15639.124116][T19513]      ip6_route_add+0x1c/0x140
[15639.124116][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15639.124116][T19513]      addrconf_add_dev+0xe2/0x170
[15639.124116][T19513]      inet6_addr_add+0x12f/0xa40
[15639.124116][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15639.124116][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15639.124116][T19513]      netlink_rcv_skb+0x130/0x360
[15639.124116][T19513]      netlink_unicast+0x449/0x710
[15639.124116][T19513]      netlink_sendmsg+0x723/0xbe0
[15639.124116][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15639.124116][T19513]      ___sys_sendmsg+0xee/0x170
[15639.124116][T19513]      __sys_sendmsg+0xcd/0x170
[15639.124116][T19513]      do_syscall_64+0xc6/0x1e0
[15639.124116][T19513] 
[15639.126402][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15639.126402][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15639.126402][T19513]      ipv6_find_idev+0x102/0x170
[15639.126402][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15639.126402][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15639.126402][T19513]      netlink_rcv_skb+0x130/0x360
[15639.126402][T19513]      netlink_unicast+0x449/0x710
[15639.126402][T19513]      netlink_sendmsg+0x723/0xbe0
[15639.126402][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15639.126402][T19513]      ___sys_sendmsg+0xee/0x170
[15639.126402][T19513]      __sys_sendmsg+0xcd/0x170
[15639.126402][T19513]      do_syscall_64+0xc6/0x1e0
[15639.126402][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15639.126402][T19513] 
[15639.128113][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15639.128113][T19513]      neigh_parms_alloc+0x1e5/0x510
[15639.128113][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15639.128113][T19513]      ipv6_find_idev+0x102/0x170
[15639.128113][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15639.128113][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15639.128113][T19513]      netlink_rcv_skb+0x130/0x360
[15639.128113][T19513]      netlink_unicast+0x449/0x710
[15639.128113][T19513]      netlink_sendmsg+0x723/0xbe0
[15639.128113][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15639.128113][T19513]      ___sys_sendmsg+0xee/0x170
[15639.128113][T19513]      __sys_sendmsg+0xcd/0x170
[15639.128113][T19513]      do_syscall_64+0xc6/0x1e0
[15639.128113][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15639.128113][T19513] 
[15649.367235][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15649.368274][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15649.368274][T19513]      netdev_get_by_index+0x5e/0x80
[15649.368274][T19513]      fib6_nh_init+0x3d8/0x15b0
[15649.368274][T19513]      ip6_route_info_create+0xf18/0x17d0
[15649.368274][T19513]      ip6_route_add+0x1c/0x140
[15649.368274][T19513]      addrconf_prefix_route+0x2a6/0x430
[15649.368274][T19513]      inet6_addr_add+0x4f8/0xa40
[15649.368274][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15649.368274][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15649.368274][T19513]      netlink_rcv_skb+0x130/0x360
[15649.368274][T19513]      netlink_unicast+0x449/0x710
[15649.368274][T19513]      netlink_sendmsg+0x723/0xbe0
[15649.368274][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15649.368274][T19513]      ___sys_sendmsg+0xee/0x170
[15649.368274][T19513]      __sys_sendmsg+0xcd/0x170
[15649.368274][T19513]      do_syscall_64+0xc6/0x1e0
[15649.368274][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15649.368274][T19513] 
[15649.370525][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15649.370525][T19513]      netdev_get_by_index+0x5e/0x80
[15649.370525][T19513]      fib6_nh_init+0x3d8/0x15b0
[15649.370525][T19513]      ip6_route_info_create+0xf18/0x17d0
[15649.370525][T19513]      addrconf_f6i_alloc+0x315/0x560
[15649.370525][T19513]      ipv6_add_addr+0x411/0x2000
[15649.370525][T19513]      inet6_addr_add+0x30e/0xa40
[15649.370525][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15649.370525][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15649.370525][T19513]      netlink_rcv_skb+0x130/0x360
[15649.370525][T19513]      netlink_unicast+0x449/0x710
[15649.370525][T19513]      netlink_sendmsg+0x723/0xbe0
[15649.370525][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15649.370525][T19513]      ___sys_sendmsg+0xee/0x170
[15649.370525][T19513]      __sys_sendmsg+0xcd/0x170
[15649.370525][T19513]      do_syscall_64+0xc6/0x1e0
[15649.370525][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15649.370525][T19513] 
[15649.372747][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15649.372747][T19513]      netdev_get_by_index+0x5e/0x80
[15649.372747][T19513]      fib6_nh_init+0x3d8/0x15b0
[15649.372747][T19513]      ip6_route_info_create+0xf18/0x17d0
[15649.372747][T19513]      ip6_route_add+0x1c/0x140
[15649.372747][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15649.372747][T19513]      addrconf_add_dev+0xe2/0x170
[15649.372747][T19513]      inet6_addr_add+0x12f/0xa40
[15649.372747][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15649.372747][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15649.372747][T19513]      netlink_rcv_skb+0x130/0x360
[15649.372747][T19513]      netlink_unicast+0x449/0x710
[15649.372747][T19513]      netlink_sendmsg+0x723/0xbe0
[15649.372747][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15649.372747][T19513]      ___sys_sendmsg+0xee/0x170
[15649.372747][T19513]      __sys_sendmsg+0xcd/0x170
[15649.372747][T19513]      do_syscall_64+0xc6/0x1e0
[15649.372747][T19513] 
[15649.374941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15649.374941][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15649.374941][T19513]      ipv6_find_idev+0x102/0x170
[15649.374941][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15649.374941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15649.374941][T19513]      netlink_rcv_skb+0x130/0x360
[15649.374941][T19513]      netlink_unicast+0x449/0x710
[15649.374941][T19513]      netlink_sendmsg+0x723/0xbe0
[15649.374941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15649.374941][T19513]      ___sys_sendmsg+0xee/0x170
[15649.374941][T19513]      __sys_sendmsg+0xcd/0x170
[15649.374941][T19513]      do_syscall_64+0xc6/0x1e0
[15649.374941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15649.374941][T19513] 
[15649.376649][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15649.376649][T19513]      neigh_parms_alloc+0x1e5/0x510
[15649.376649][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15649.376649][T19513]      ipv6_find_idev+0x102/0x170
[15649.376649][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15649.376649][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15649.376649][T19513]      netlink_rcv_skb+0x130/0x360
[15649.376649][T19513]      netlink_unicast+0x449/0x710
[15649.376649][T19513]      netlink_sendmsg+0x723/0xbe0
[15649.376649][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15649.376649][T19513]      ___sys_sendmsg+0xee/0x170
[15649.376649][T19513]      __sys_sendmsg+0xcd/0x170
[15649.376649][T19513]      do_syscall_64+0xc6/0x1e0
[15649.376649][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15649.376649][T19513] 
[15659.615159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15659.615636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15659.615636][T19513]      netdev_get_by_index+0x5e/0x80
[15659.615636][T19513]      fib6_nh_init+0x3d8/0x15b0
[15659.615636][T19513]      ip6_route_info_create+0xf18/0x17d0
[15659.615636][T19513]      ip6_route_add+0x1c/0x140
[15659.615636][T19513]      addrconf_prefix_route+0x2a6/0x430
[15659.615636][T19513]      inet6_addr_add+0x4f8/0xa40
[15659.615636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15659.615636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15659.615636][T19513]      netlink_rcv_skb+0x130/0x360
[15659.615636][T19513]      netlink_unicast+0x449/0x710
[15659.615636][T19513]      netlink_sendmsg+0x723/0xbe0
[15659.615636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15659.615636][T19513]      ___sys_sendmsg+0xee/0x170
[15659.615636][T19513]      __sys_sendmsg+0xcd/0x170
[15659.615636][T19513]      do_syscall_64+0xc6/0x1e0
[15659.615636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15659.615636][T19513] 
[15659.617893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15659.617893][T19513]      netdev_get_by_index+0x5e/0x80
[15659.617893][T19513]      fib6_nh_init+0x3d8/0x15b0
[15659.617893][T19513]      ip6_route_info_create+0xf18/0x17d0
[15659.617893][T19513]      addrconf_f6i_alloc+0x315/0x560
[15659.617893][T19513]      ipv6_add_addr+0x411/0x2000
[15659.617893][T19513]      inet6_addr_add+0x30e/0xa40
[15659.617893][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15659.617893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15659.617893][T19513]      netlink_rcv_skb+0x130/0x360
[15659.617893][T19513]      netlink_unicast+0x449/0x710
[15659.617893][T19513]      netlink_sendmsg+0x723/0xbe0
[15659.617893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15659.617893][T19513]      ___sys_sendmsg+0xee/0x170
[15659.617893][T19513]      __sys_sendmsg+0xcd/0x170
[15659.617893][T19513]      do_syscall_64+0xc6/0x1e0
[15659.617893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15659.617893][T19513] 
[15659.620083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15659.620083][T19513]      netdev_get_by_index+0x5e/0x80
[15659.620083][T19513]      fib6_nh_init+0x3d8/0x15b0
[15659.620083][T19513]      ip6_route_info_create+0xf18/0x17d0
[15659.620083][T19513]      ip6_route_add+0x1c/0x140
[15659.620083][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15659.620083][T19513]      addrconf_add_dev+0xe2/0x170
[15659.620083][T19513]      inet6_addr_add+0x12f/0xa40
[15659.620083][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15659.620083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15659.620083][T19513]      netlink_rcv_skb+0x130/0x360
[15659.620083][T19513]      netlink_unicast+0x449/0x710
[15659.620083][T19513]      netlink_sendmsg+0x723/0xbe0
[15659.620083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15659.620083][T19513]      ___sys_sendmsg+0xee/0x170
[15659.620083][T19513]      __sys_sendmsg+0xcd/0x170
[15659.620083][T19513]      do_syscall_64+0xc6/0x1e0
[15659.620083][T19513] 
[15659.622279][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15659.622279][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15659.622279][T19513]      ipv6_find_idev+0x102/0x170
[15659.622279][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15659.622279][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15659.622279][T19513]      netlink_rcv_skb+0x130/0x360
[15659.622279][T19513]      netlink_unicast+0x449/0x710
[15659.622279][T19513]      netlink_sendmsg+0x723/0xbe0
[15659.622279][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15659.622279][T19513]      ___sys_sendmsg+0xee/0x170
[15659.622279][T19513]      __sys_sendmsg+0xcd/0x170
[15659.622279][T19513]      do_syscall_64+0xc6/0x1e0
[15659.622279][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15659.622279][T19513] 
[15659.623991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15659.623991][T19513]      neigh_parms_alloc+0x1e5/0x510
[15659.623991][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15659.623991][T19513]      ipv6_find_idev+0x102/0x170
[15659.623991][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15659.623991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15659.623991][T19513]      netlink_rcv_skb+0x130/0x360
[15659.623991][T19513]      netlink_unicast+0x449/0x710
[15659.623991][T19513]      netlink_sendmsg+0x723/0xbe0
[15659.623991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15659.623991][T19513]      ___sys_sendmsg+0xee/0x170
[15659.623991][T19513]      __sys_sendmsg+0xcd/0x170
[15659.623991][T19513]      do_syscall_64+0xc6/0x1e0
[15659.623991][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15659.623991][T19513] 
[15669.863138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15669.863606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15669.863606][T19513]      netdev_get_by_index+0x5e/0x80
[15669.863606][T19513]      fib6_nh_init+0x3d8/0x15b0
[15669.863606][T19513]      ip6_route_info_create+0xf18/0x17d0
[15669.863606][T19513]      ip6_route_add+0x1c/0x140
[15669.863606][T19513]      addrconf_prefix_route+0x2a6/0x430
[15669.863606][T19513]      inet6_addr_add+0x4f8/0xa40
[15669.863606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15669.863606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15669.863606][T19513]      netlink_rcv_skb+0x130/0x360
[15669.863606][T19513]      netlink_unicast+0x449/0x710
[15669.863606][T19513]      netlink_sendmsg+0x723/0xbe0
[15669.863606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15669.863606][T19513]      ___sys_sendmsg+0xee/0x170
[15669.863606][T19513]      __sys_sendmsg+0xcd/0x170
[15669.863606][T19513]      do_syscall_64+0xc6/0x1e0
[15669.863606][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15669.863606][T19513] 
[15669.865852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15669.865852][T19513]      netdev_get_by_index+0x5e/0x80
[15669.865852][T19513]      fib6_nh_init+0x3d8/0x15b0
[15669.865852][T19513]      ip6_route_info_create+0xf18/0x17d0
[15669.865852][T19513]      addrconf_f6i_alloc+0x315/0x560
[15669.865852][T19513]      ipv6_add_addr+0x411/0x2000
[15669.865852][T19513]      inet6_addr_add+0x30e/0xa40
[15669.865852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15669.865852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15669.865852][T19513]      netlink_rcv_skb+0x130/0x360
[15669.865852][T19513]      netlink_unicast+0x449/0x710
[15669.865852][T19513]      netlink_sendmsg+0x723/0xbe0
[15669.865852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15669.865852][T19513]      ___sys_sendmsg+0xee/0x170
[15669.865852][T19513]      __sys_sendmsg+0xcd/0x170
[15669.865852][T19513]      do_syscall_64+0xc6/0x1e0
[15669.865852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15669.865852][T19513] 
[15669.868049][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15669.868049][T19513]      netdev_get_by_index+0x5e/0x80
[15669.868049][T19513]      fib6_nh_init+0x3d8/0x15b0
[15669.868049][T19513]      ip6_route_info_create+0xf18/0x17d0
[15669.868049][T19513]      ip6_route_add+0x1c/0x140
[15669.868049][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15669.868049][T19513]      addrconf_add_dev+0xe2/0x170
[15669.868049][T19513]      inet6_addr_add+0x12f/0xa40
[15669.868049][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15669.868049][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15669.868049][T19513]      netlink_rcv_skb+0x130/0x360
[15669.868049][T19513]      netlink_unicast+0x449/0x710
[15669.868049][T19513]      netlink_sendmsg+0x723/0xbe0
[15669.868049][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15669.868049][T19513]      ___sys_sendmsg+0xee/0x170
[15669.868049][T19513]      __sys_sendmsg+0xcd/0x170
[15669.868049][T19513]      do_syscall_64+0xc6/0x1e0
[15669.868049][T19513] 
[15669.870216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15669.870216][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15669.870216][T19513]      ipv6_find_idev+0x102/0x170
[15669.870216][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15669.870216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15669.870216][T19513]      netlink_rcv_skb+0x130/0x360
[15669.870216][T19513]      netlink_unicast+0x449/0x710
[15669.870216][T19513]      netlink_sendmsg+0x723/0xbe0
[15669.870216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15669.870216][T19513]      ___sys_sendmsg+0xee/0x170
[15669.870216][T19513]      __sys_sendmsg+0xcd/0x170
[15669.870216][T19513]      do_syscall_64+0xc6/0x1e0
[15669.870216][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15669.870216][T19513] 
[15669.871905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15669.871905][T19513]      neigh_parms_alloc+0x1e5/0x510
[15669.871905][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15669.871905][T19513]      ipv6_find_idev+0x102/0x170
[15669.871905][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15669.871905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15669.871905][T19513]      netlink_rcv_skb+0x130/0x360
[15669.871905][T19513]      netlink_unicast+0x449/0x710
[15669.871905][T19513]      netlink_sendmsg+0x723/0xbe0
[15669.871905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15669.871905][T19513]      ___sys_sendmsg+0xee/0x170
[15669.871905][T19513]      __sys_sendmsg+0xcd/0x170
[15669.871905][T19513]      do_syscall_64+0xc6/0x1e0
[15669.871905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15669.871905][T19513] 
[15680.111150][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15680.111605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15680.111605][T19513]      netdev_get_by_index+0x5e/0x80
[15680.111605][T19513]      fib6_nh_init+0x3d8/0x15b0
[15680.111605][T19513]      ip6_route_info_create+0xf18/0x17d0
[15680.111605][T19513]      ip6_route_add+0x1c/0x140
[15680.111605][T19513]      addrconf_prefix_route+0x2a6/0x430
[15680.111605][T19513]      inet6_addr_add+0x4f8/0xa40
[15680.111605][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15680.111605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15680.111605][T19513]      netlink_rcv_skb+0x130/0x360
[15680.111605][T19513]      netlink_unicast+0x449/0x710
[15680.111605][T19513]      netlink_sendmsg+0x723/0xbe0
[15680.111605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15680.111605][T19513]      ___sys_sendmsg+0xee/0x170
[15680.111605][T19513]      __sys_sendmsg+0xcd/0x170
[15680.111605][T19513]      do_syscall_64+0xc6/0x1e0
[15680.111605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15680.111605][T19513] 
[15680.113889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15680.113889][T19513]      netdev_get_by_index+0x5e/0x80
[15680.113889][T19513]      fib6_nh_init+0x3d8/0x15b0
[15680.113889][T19513]      ip6_route_info_create+0xf18/0x17d0
[15680.113889][T19513]      addrconf_f6i_alloc+0x315/0x560
[15680.113889][T19513]      ipv6_add_addr+0x411/0x2000
[15680.113889][T19513]      inet6_addr_add+0x30e/0xa40
[15680.113889][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15680.113889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15680.113889][T19513]      netlink_rcv_skb+0x130/0x360
[15680.113889][T19513]      netlink_unicast+0x449/0x710
[15680.113889][T19513]      netlink_sendmsg+0x723/0xbe0
[15680.113889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15680.113889][T19513]      ___sys_sendmsg+0xee/0x170
[15680.113889][T19513]      __sys_sendmsg+0xcd/0x170
[15680.113889][T19513]      do_syscall_64+0xc6/0x1e0
[15680.113889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15680.113889][T19513] 
[15680.116107][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15680.116107][T19513]      netdev_get_by_index+0x5e/0x80
[15680.116107][T19513]      fib6_nh_init+0x3d8/0x15b0
[15680.116107][T19513]      ip6_route_info_create+0xf18/0x17d0
[15680.116107][T19513]      ip6_route_add+0x1c/0x140
[15680.116107][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15680.116107][T19513]      addrconf_add_dev+0xe2/0x170
[15680.116107][T19513]      inet6_addr_add+0x12f/0xa40
[15680.116107][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15680.116107][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15680.116107][T19513]      netlink_rcv_skb+0x130/0x360
[15680.116107][T19513]      netlink_unicast+0x449/0x710
[15680.116107][T19513]      netlink_sendmsg+0x723/0xbe0
[15680.116107][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15680.116107][T19513]      ___sys_sendmsg+0xee/0x170
[15680.116107][T19513]      __sys_sendmsg+0xcd/0x170
[15680.116107][T19513]      do_syscall_64+0xc6/0x1e0
[15680.116107][T19513] 
[15680.118266][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15680.118266][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15680.118266][T19513]      ipv6_find_idev+0x102/0x170
[15680.118266][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15680.118266][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15680.118266][T19513]      netlink_rcv_skb+0x130/0x360
[15680.118266][T19513]      netlink_unicast+0x449/0x710
[15680.118266][T19513]      netlink_sendmsg+0x723/0xbe0
[15680.118266][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15680.118266][T19513]      ___sys_sendmsg+0xee/0x170
[15680.118266][T19513]      __sys_sendmsg+0xcd/0x170
[15680.118266][T19513]      do_syscall_64+0xc6/0x1e0
[15680.118266][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15680.118266][T19513] 
[15680.119954][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15680.119954][T19513]      neigh_parms_alloc+0x1e5/0x510
[15680.119954][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15680.119954][T19513]      ipv6_find_idev+0x102/0x170
[15680.119954][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15680.119954][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15680.119954][T19513]      netlink_rcv_skb+0x130/0x360
[15680.119954][T19513]      netlink_unicast+0x449/0x710
[15680.119954][T19513]      netlink_sendmsg+0x723/0xbe0
[15680.119954][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15680.119954][T19513]      ___sys_sendmsg+0xee/0x170
[15680.119954][T19513]      __sys_sendmsg+0xcd/0x170
[15680.119954][T19513]      do_syscall_64+0xc6/0x1e0
[15680.119954][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15680.119954][T19513] 
[15690.239167][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15690.239620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15690.239620][T19513]      netdev_get_by_index+0x5e/0x80
[15690.239620][T19513]      fib6_nh_init+0x3d8/0x15b0
[15690.239620][T19513]      ip6_route_info_create+0xf18/0x17d0
[15690.239620][T19513]      ip6_route_add+0x1c/0x140
[15690.239620][T19513]      addrconf_prefix_route+0x2a6/0x430
[15690.239620][T19513]      inet6_addr_add+0x4f8/0xa40
[15690.239620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15690.239620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15690.239620][T19513]      netlink_rcv_skb+0x130/0x360
[15690.239620][T19513]      netlink_unicast+0x449/0x710
[15690.239620][T19513]      netlink_sendmsg+0x723/0xbe0
[15690.239620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15690.239620][T19513]      ___sys_sendmsg+0xee/0x170
[15690.239620][T19513]      __sys_sendmsg+0xcd/0x170
[15690.239620][T19513]      do_syscall_64+0xc6/0x1e0
[15690.239620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15690.239620][T19513] 
[15690.241854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15690.241854][T19513]      netdev_get_by_index+0x5e/0x80
[15690.241854][T19513]      fib6_nh_init+0x3d8/0x15b0
[15690.241854][T19513]      ip6_route_info_create+0xf18/0x17d0
[15690.241854][T19513]      addrconf_f6i_alloc+0x315/0x560
[15690.241854][T19513]      ipv6_add_addr+0x411/0x2000
[15690.241854][T19513]      inet6_addr_add+0x30e/0xa40
[15690.241854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15690.241854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15690.241854][T19513]      netlink_rcv_skb+0x130/0x360
[15690.241854][T19513]      netlink_unicast+0x449/0x710
[15690.241854][T19513]      netlink_sendmsg+0x723/0xbe0
[15690.241854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15690.241854][T19513]      ___sys_sendmsg+0xee/0x170
[15690.241854][T19513]      __sys_sendmsg+0xcd/0x170
[15690.241854][T19513]      do_syscall_64+0xc6/0x1e0
[15690.241854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15690.241854][T19513] 
[15690.244057][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15690.244057][T19513]      netdev_get_by_index+0x5e/0x80
[15690.244057][T19513]      fib6_nh_init+0x3d8/0x15b0
[15690.244057][T19513]      ip6_route_info_create+0xf18/0x17d0
[15690.244057][T19513]      ip6_route_add+0x1c/0x140
[15690.244057][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15690.244057][T19513]      addrconf_add_dev+0xe2/0x170
[15690.244057][T19513]      inet6_addr_add+0x12f/0xa40
[15690.244057][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15690.244057][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15690.244057][T19513]      netlink_rcv_skb+0x130/0x360
[15690.244057][T19513]      netlink_unicast+0x449/0x710
[15690.244057][T19513]      netlink_sendmsg+0x723/0xbe0
[15690.244057][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15690.244057][T19513]      ___sys_sendmsg+0xee/0x170
[15690.244057][T19513]      __sys_sendmsg+0xcd/0x170
[15690.244057][T19513]      do_syscall_64+0xc6/0x1e0
[15690.244057][T19513] 
[15690.246221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15690.246221][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15690.246221][T19513]      ipv6_find_idev+0x102/0x170
[15690.246221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15690.246221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15690.246221][T19513]      netlink_rcv_skb+0x130/0x360
[15690.246221][T19513]      netlink_unicast+0x449/0x710
[15690.246221][T19513]      netlink_sendmsg+0x723/0xbe0
[15690.246221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15690.246221][T19513]      ___sys_sendmsg+0xee/0x170
[15690.246221][T19513]      __sys_sendmsg+0xcd/0x170
[15690.246221][T19513]      do_syscall_64+0xc6/0x1e0
[15690.246221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15690.246221][T19513] 
[15690.247910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15690.247910][T19513]      neigh_parms_alloc+0x1e5/0x510
[15690.247910][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15690.247910][T19513]      ipv6_find_idev+0x102/0x170
[15690.247910][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15690.247910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15690.247910][T19513]      netlink_rcv_skb+0x130/0x360
[15690.247910][T19513]      netlink_unicast+0x449/0x710
[15690.247910][T19513]      netlink_sendmsg+0x723/0xbe0
[15690.247910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15690.247910][T19513]      ___sys_sendmsg+0xee/0x170
[15690.247910][T19513]      __sys_sendmsg+0xcd/0x170
[15690.247910][T19513]      do_syscall_64+0xc6/0x1e0
[15690.247910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15690.247910][T19513] 
[15700.495075][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15700.495466][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15700.495466][T19513]      netdev_get_by_index+0x5e/0x80
[15700.495466][T19513]      fib6_nh_init+0x3d8/0x15b0
[15700.495466][T19513]      ip6_route_info_create+0xf18/0x17d0
[15700.495466][T19513]      ip6_route_add+0x1c/0x140
[15700.495466][T19513]      addrconf_prefix_route+0x2a6/0x430
[15700.495466][T19513]      inet6_addr_add+0x4f8/0xa40
[15700.495466][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15700.495466][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15700.495466][T19513]      netlink_rcv_skb+0x130/0x360
[15700.495466][T19513]      netlink_unicast+0x449/0x710
[15700.495466][T19513]      netlink_sendmsg+0x723/0xbe0
[15700.495466][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15700.495466][T19513]      ___sys_sendmsg+0xee/0x170
[15700.495466][T19513]      __sys_sendmsg+0xcd/0x170
[15700.495466][T19513]      do_syscall_64+0xc6/0x1e0
[15700.495466][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15700.495466][T19513] 
[15700.497685][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15700.497685][T19513]      netdev_get_by_index+0x5e/0x80
[15700.497685][T19513]      fib6_nh_init+0x3d8/0x15b0
[15700.497685][T19513]      ip6_route_info_create+0xf18/0x17d0
[15700.497685][T19513]      addrconf_f6i_alloc+0x315/0x560
[15700.497685][T19513]      ipv6_add_addr+0x411/0x2000
[15700.497685][T19513]      inet6_addr_add+0x30e/0xa40
[15700.497685][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15700.497685][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15700.497685][T19513]      netlink_rcv_skb+0x130/0x360
[15700.497685][T19513]      netlink_unicast+0x449/0x710
[15700.497685][T19513]      netlink_sendmsg+0x723/0xbe0
[15700.497685][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15700.497685][T19513]      ___sys_sendmsg+0xee/0x170
[15700.497685][T19513]      __sys_sendmsg+0xcd/0x170
[15700.497685][T19513]      do_syscall_64+0xc6/0x1e0
[15700.497685][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15700.497685][T19513] 
[15700.499888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15700.499888][T19513]      netdev_get_by_index+0x5e/0x80
[15700.499888][T19513]      fib6_nh_init+0x3d8/0x15b0
[15700.499888][T19513]      ip6_route_info_create+0xf18/0x17d0
[15700.499888][T19513]      ip6_route_add+0x1c/0x140
[15700.499888][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15700.499888][T19513]      addrconf_add_dev+0xe2/0x170
[15700.499888][T19513]      inet6_addr_add+0x12f/0xa40
[15700.499888][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15700.499888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15700.499888][T19513]      netlink_rcv_skb+0x130/0x360
[15700.499888][T19513]      netlink_unicast+0x449/0x710
[15700.499888][T19513]      netlink_sendmsg+0x723/0xbe0
[15700.499888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15700.499888][T19513]      ___sys_sendmsg+0xee/0x170
[15700.499888][T19513]      __sys_sendmsg+0xcd/0x170
[15700.499888][T19513]      do_syscall_64+0xc6/0x1e0
[15700.499888][T19513] 
[15700.502042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15700.502042][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15700.502042][T19513]      ipv6_find_idev+0x102/0x170
[15700.502042][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15700.502042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15700.502042][T19513]      netlink_rcv_skb+0x130/0x360
[15700.502042][T19513]      netlink_unicast+0x449/0x710
[15700.502042][T19513]      netlink_sendmsg+0x723/0xbe0
[15700.502042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15700.502042][T19513]      ___sys_sendmsg+0xee/0x170
[15700.502042][T19513]      __sys_sendmsg+0xcd/0x170
[15700.502042][T19513]      do_syscall_64+0xc6/0x1e0
[15700.502042][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15700.502042][T19513] 
[15700.503734][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15700.503734][T19513]      neigh_parms_alloc+0x1e5/0x510
[15700.503734][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15700.503734][T19513]      ipv6_find_idev+0x102/0x170
[15700.503734][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15700.503734][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15700.503734][T19513]      netlink_rcv_skb+0x130/0x360
[15700.503734][T19513]      netlink_unicast+0x449/0x710
[15700.503734][T19513]      netlink_sendmsg+0x723/0xbe0
[15700.503734][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15700.503734][T19513]      ___sys_sendmsg+0xee/0x170
[15700.503734][T19513]      __sys_sendmsg+0xcd/0x170
[15700.503734][T19513]      do_syscall_64+0xc6/0x1e0
[15700.503734][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15700.503734][T19513] 
[15710.679215][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15710.679673][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15710.679673][T19513]      netdev_get_by_index+0x5e/0x80
[15710.679673][T19513]      fib6_nh_init+0x3d8/0x15b0
[15710.679673][T19513]      ip6_route_info_create+0xf18/0x17d0
[15710.679673][T19513]      ip6_route_add+0x1c/0x140
[15710.679673][T19513]      addrconf_prefix_route+0x2a6/0x430
[15710.679673][T19513]      inet6_addr_add+0x4f8/0xa40
[15710.679673][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15710.679673][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15710.679673][T19513]      netlink_rcv_skb+0x130/0x360
[15710.679673][T19513]      netlink_unicast+0x449/0x710
[15710.679673][T19513]      netlink_sendmsg+0x723/0xbe0
[15710.679673][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15710.679673][T19513]      ___sys_sendmsg+0xee/0x170
[15710.679673][T19513]      __sys_sendmsg+0xcd/0x170
[15710.679673][T19513]      do_syscall_64+0xc6/0x1e0
[15710.679673][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15710.679673][T19513] 
[15710.681917][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15710.681917][T19513]      netdev_get_by_index+0x5e/0x80
[15710.681917][T19513]      fib6_nh_init+0x3d8/0x15b0
[15710.681917][T19513]      ip6_route_info_create+0xf18/0x17d0
[15710.681917][T19513]      addrconf_f6i_alloc+0x315/0x560
[15710.681917][T19513]      ipv6_add_addr+0x411/0x2000
[15710.681917][T19513]      inet6_addr_add+0x30e/0xa40
[15710.681917][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15710.681917][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15710.681917][T19513]      netlink_rcv_skb+0x130/0x360
[15710.681917][T19513]      netlink_unicast+0x449/0x710
[15710.681917][T19513]      netlink_sendmsg+0x723/0xbe0
[15710.681917][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15710.681917][T19513]      ___sys_sendmsg+0xee/0x170
[15710.681917][T19513]      __sys_sendmsg+0xcd/0x170
[15710.681917][T19513]      do_syscall_64+0xc6/0x1e0
[15710.681917][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15710.681917][T19513] 
[15710.684072][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15710.684072][T19513]      netdev_get_by_index+0x5e/0x80
[15710.684072][T19513]      fib6_nh_init+0x3d8/0x15b0
[15710.684072][T19513]      ip6_route_info_create+0xf18/0x17d0
[15710.684072][T19513]      ip6_route_add+0x1c/0x140
[15710.684072][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15710.684072][T19513]      addrconf_add_dev+0xe2/0x170
[15710.684072][T19513]      inet6_addr_add+0x12f/0xa40
[15710.684072][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15710.684072][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15710.684072][T19513]      netlink_rcv_skb+0x130/0x360
[15710.684072][T19513]      netlink_unicast+0x449/0x710
[15710.684072][T19513]      netlink_sendmsg+0x723/0xbe0
[15710.684072][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15710.684072][T19513]      ___sys_sendmsg+0xee/0x170
[15710.684072][T19513]      __sys_sendmsg+0xcd/0x170
[15710.684072][T19513]      do_syscall_64+0xc6/0x1e0
[15710.684072][T19513] 
[15710.686266][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15710.686266][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15710.686266][T19513]      ipv6_find_idev+0x102/0x170
[15710.686266][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15710.686266][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15710.686266][T19513]      netlink_rcv_skb+0x130/0x360
[15710.686266][T19513]      netlink_unicast+0x449/0x710
[15710.686266][T19513]      netlink_sendmsg+0x723/0xbe0
[15710.686266][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15710.686266][T19513]      ___sys_sendmsg+0xee/0x170
[15710.686266][T19513]      __sys_sendmsg+0xcd/0x170
[15710.686266][T19513]      do_syscall_64+0xc6/0x1e0
[15710.686266][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15710.686266][T19513] 
[15710.687910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15710.687910][T19513]      neigh_parms_alloc+0x1e5/0x510
[15710.687910][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15710.687910][T19513]      ipv6_find_idev+0x102/0x170
[15710.687910][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15710.687910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15710.687910][T19513]      netlink_rcv_skb+0x130/0x360
[15710.687910][T19513]      netlink_unicast+0x449/0x710
[15710.687910][T19513]      netlink_sendmsg+0x723/0xbe0
[15710.687910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15710.687910][T19513]      ___sys_sendmsg+0xee/0x170
[15710.687910][T19513]      __sys_sendmsg+0xcd/0x170
[15710.687910][T19513]      do_syscall_64+0xc6/0x1e0
[15710.687910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15710.687910][T19513] 
[15720.927143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15720.927592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15720.927592][T19513]      netdev_get_by_index+0x5e/0x80
[15720.927592][T19513]      fib6_nh_init+0x3d8/0x15b0
[15720.927592][T19513]      ip6_route_info_create+0xf18/0x17d0
[15720.927592][T19513]      ip6_route_add+0x1c/0x140
[15720.927592][T19513]      addrconf_prefix_route+0x2a6/0x430
[15720.927592][T19513]      inet6_addr_add+0x4f8/0xa40
[15720.927592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15720.927592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15720.927592][T19513]      netlink_rcv_skb+0x130/0x360
[15720.927592][T19513]      netlink_unicast+0x449/0x710
[15720.927592][T19513]      netlink_sendmsg+0x723/0xbe0
[15720.927592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15720.927592][T19513]      ___sys_sendmsg+0xee/0x170
[15720.927592][T19513]      __sys_sendmsg+0xcd/0x170
[15720.927592][T19513]      do_syscall_64+0xc6/0x1e0
[15720.927592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15720.927592][T19513] 
[15720.929823][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15720.929823][T19513]      netdev_get_by_index+0x5e/0x80
[15720.929823][T19513]      fib6_nh_init+0x3d8/0x15b0
[15720.929823][T19513]      ip6_route_info_create+0xf18/0x17d0
[15720.929823][T19513]      addrconf_f6i_alloc+0x315/0x560
[15720.929823][T19513]      ipv6_add_addr+0x411/0x2000
[15720.929823][T19513]      inet6_addr_add+0x30e/0xa40
[15720.929823][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15720.929823][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15720.929823][T19513]      netlink_rcv_skb+0x130/0x360
[15720.929823][T19513]      netlink_unicast+0x449/0x710
[15720.929823][T19513]      netlink_sendmsg+0x723/0xbe0
[15720.929823][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15720.929823][T19513]      ___sys_sendmsg+0xee/0x170
[15720.929823][T19513]      __sys_sendmsg+0xcd/0x170
[15720.929823][T19513]      do_syscall_64+0xc6/0x1e0
[15720.929823][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15720.929823][T19513] 
[15720.932026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15720.932026][T19513]      netdev_get_by_index+0x5e/0x80
[15720.932026][T19513]      fib6_nh_init+0x3d8/0x15b0
[15720.932026][T19513]      ip6_route_info_create+0xf18/0x17d0
[15720.932026][T19513]      ip6_route_add+0x1c/0x140
[15720.932026][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15720.932026][T19513]      addrconf_add_dev+0xe2/0x170
[15720.932026][T19513]      inet6_addr_add+0x12f/0xa40
[15720.932026][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15720.932026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15720.932026][T19513]      netlink_rcv_skb+0x130/0x360
[15720.932026][T19513]      netlink_unicast+0x449/0x710
[15720.932026][T19513]      netlink_sendmsg+0x723/0xbe0
[15720.932026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15720.932026][T19513]      ___sys_sendmsg+0xee/0x170
[15720.932026][T19513]      __sys_sendmsg+0xcd/0x170
[15720.932026][T19513]      do_syscall_64+0xc6/0x1e0
[15720.932026][T19513] 
[15720.934597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15720.934597][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15720.934597][T19513]      ipv6_find_idev+0x102/0x170
[15720.934597][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15720.934597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15720.934597][T19513]      netlink_rcv_skb+0x130/0x360
[15720.934597][T19513]      netlink_unicast+0x449/0x710
[15720.934597][T19513]      netlink_sendmsg+0x723/0xbe0
[15720.934597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15720.934597][T19513]      ___sys_sendmsg+0xee/0x170
[15720.934597][T19513]      __sys_sendmsg+0xcd/0x170
[15720.934597][T19513]      do_syscall_64+0xc6/0x1e0
[15720.934597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15720.934597][T19513] 
[15720.936288][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15720.936288][T19513]      neigh_parms_alloc+0x1e5/0x510
[15720.936288][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15720.936288][T19513]      ipv6_find_idev+0x102/0x170
[15720.936288][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15720.936288][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15720.936288][T19513]      netlink_rcv_skb+0x130/0x360
[15720.936288][T19513]      netlink_unicast+0x449/0x710
[15720.936288][T19513]      netlink_sendmsg+0x723/0xbe0
[15720.936288][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15720.936288][T19513]      ___sys_sendmsg+0xee/0x170
[15720.936288][T19513]      __sys_sendmsg+0xcd/0x170
[15720.936288][T19513]      do_syscall_64+0xc6/0x1e0
[15720.936288][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15720.936288][T19513] 
[15730.951133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15730.951593][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15730.951593][T19513]      netdev_get_by_index+0x5e/0x80
[15730.951593][T19513]      fib6_nh_init+0x3d8/0x15b0
[15730.951593][T19513]      ip6_route_info_create+0xf18/0x17d0
[15730.951593][T19513]      ip6_route_add+0x1c/0x140
[15730.951593][T19513]      addrconf_prefix_route+0x2a6/0x430
[15730.951593][T19513]      inet6_addr_add+0x4f8/0xa40
[15730.951593][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15730.951593][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15730.951593][T19513]      netlink_rcv_skb+0x130/0x360
[15730.951593][T19513]      netlink_unicast+0x449/0x710
[15730.951593][T19513]      netlink_sendmsg+0x723/0xbe0
[15730.951593][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15730.951593][T19513]      ___sys_sendmsg+0xee/0x170
[15730.951593][T19513]      __sys_sendmsg+0xcd/0x170
[15730.951593][T19513]      do_syscall_64+0xc6/0x1e0
[15730.951593][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15730.951593][T19513] 
[15730.953815][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15730.953815][T19513]      netdev_get_by_index+0x5e/0x80
[15730.953815][T19513]      fib6_nh_init+0x3d8/0x15b0
[15730.953815][T19513]      ip6_route_info_create+0xf18/0x17d0
[15730.953815][T19513]      addrconf_f6i_alloc+0x315/0x560
[15730.953815][T19513]      ipv6_add_addr+0x411/0x2000
[15730.953815][T19513]      inet6_addr_add+0x30e/0xa40
[15730.953815][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15730.953815][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15730.953815][T19513]      netlink_rcv_skb+0x130/0x360
[15730.953815][T19513]      netlink_unicast+0x449/0x710
[15730.953815][T19513]      netlink_sendmsg+0x723/0xbe0
[15730.953815][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15730.953815][T19513]      ___sys_sendmsg+0xee/0x170
[15730.953815][T19513]      __sys_sendmsg+0xcd/0x170
[15730.953815][T19513]      do_syscall_64+0xc6/0x1e0
[15730.953815][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15730.953815][T19513] 
[15730.956041][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15730.956041][T19513]      netdev_get_by_index+0x5e/0x80
[15730.956041][T19513]      fib6_nh_init+0x3d8/0x15b0
[15730.956041][T19513]      ip6_route_info_create+0xf18/0x17d0
[15730.956041][T19513]      ip6_route_add+0x1c/0x140
[15730.956041][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15730.956041][T19513]      addrconf_add_dev+0xe2/0x170
[15730.956041][T19513]      inet6_addr_add+0x12f/0xa40
[15730.956041][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15730.956041][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15730.956041][T19513]      netlink_rcv_skb+0x130/0x360
[15730.956041][T19513]      netlink_unicast+0x449/0x710
[15730.956041][T19513]      netlink_sendmsg+0x723/0xbe0
[15730.956041][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15730.956041][T19513]      ___sys_sendmsg+0xee/0x170
[15730.956041][T19513]      __sys_sendmsg+0xcd/0x170
[15730.956041][T19513]      do_syscall_64+0xc6/0x1e0
[15730.956041][T19513] 
[15730.958207][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15730.958207][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15730.958207][T19513]      ipv6_find_idev+0x102/0x170
[15730.958207][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15730.958207][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15730.958207][T19513]      netlink_rcv_skb+0x130/0x360
[15730.958207][T19513]      netlink_unicast+0x449/0x710
[15730.958207][T19513]      netlink_sendmsg+0x723/0xbe0
[15730.958207][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15730.958207][T19513]      ___sys_sendmsg+0xee/0x170
[15730.958207][T19513]      __sys_sendmsg+0xcd/0x170
[15730.958207][T19513]      do_syscall_64+0xc6/0x1e0
[15730.958207][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15730.958207][T19513] 
[15730.959904][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15730.959904][T19513]      neigh_parms_alloc+0x1e5/0x510
[15730.959904][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15730.959904][T19513]      ipv6_find_idev+0x102/0x170
[15730.959904][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15730.959904][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15730.959904][T19513]      netlink_rcv_skb+0x130/0x360
[15730.959904][T19513]      netlink_unicast+0x449/0x710
[15730.959904][T19513]      netlink_sendmsg+0x723/0xbe0
[15730.959904][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15730.959904][T19513]      ___sys_sendmsg+0xee/0x170
[15730.959904][T19513]      __sys_sendmsg+0xcd/0x170
[15730.959904][T19513]      do_syscall_64+0xc6/0x1e0
[15730.959904][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15730.959904][T19513] 
[15741.007201][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15741.007780][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15741.007780][T19513]      netdev_get_by_index+0x5e/0x80
[15741.007780][T19513]      fib6_nh_init+0x3d8/0x15b0
[15741.007780][T19513]      ip6_route_info_create+0xf18/0x17d0
[15741.007780][T19513]      ip6_route_add+0x1c/0x140
[15741.007780][T19513]      addrconf_prefix_route+0x2a6/0x430
[15741.007780][T19513]      inet6_addr_add+0x4f8/0xa40
[15741.007780][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15741.007780][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15741.007780][T19513]      netlink_rcv_skb+0x130/0x360
[15741.007780][T19513]      netlink_unicast+0x449/0x710
[15741.007780][T19513]      netlink_sendmsg+0x723/0xbe0
[15741.007780][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15741.007780][T19513]      ___sys_sendmsg+0xee/0x170
[15741.007780][T19513]      __sys_sendmsg+0xcd/0x170
[15741.007780][T19513]      do_syscall_64+0xc6/0x1e0
[15741.007780][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15741.007780][T19513] 
[15741.009955][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15741.009955][T19513]      netdev_get_by_index+0x5e/0x80
[15741.009955][T19513]      fib6_nh_init+0x3d8/0x15b0
[15741.009955][T19513]      ip6_route_info_create+0xf18/0x17d0
[15741.009955][T19513]      addrconf_f6i_alloc+0x315/0x560
[15741.009955][T19513]      ipv6_add_addr+0x411/0x2000
[15741.009955][T19513]      inet6_addr_add+0x30e/0xa40
[15741.009955][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15741.009955][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15741.009955][T19513]      netlink_rcv_skb+0x130/0x360
[15741.009955][T19513]      netlink_unicast+0x449/0x710
[15741.009955][T19513]      netlink_sendmsg+0x723/0xbe0
[15741.009955][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15741.009955][T19513]      ___sys_sendmsg+0xee/0x170
[15741.009955][T19513]      __sys_sendmsg+0xcd/0x170
[15741.009955][T19513]      do_syscall_64+0xc6/0x1e0
[15741.009955][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15741.009955][T19513] 
[15741.012102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15741.012102][T19513]      netdev_get_by_index+0x5e/0x80
[15741.012102][T19513]      fib6_nh_init+0x3d8/0x15b0
[15741.012102][T19513]      ip6_route_info_create+0xf18/0x17d0
[15741.012102][T19513]      ip6_route_add+0x1c/0x140
[15741.012102][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15741.012102][T19513]      addrconf_add_dev+0xe2/0x170
[15741.012102][T19513]      inet6_addr_add+0x12f/0xa40
[15741.012102][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15741.012102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15741.012102][T19513]      netlink_rcv_skb+0x130/0x360
[15741.012102][T19513]      netlink_unicast+0x449/0x710
[15741.012102][T19513]      netlink_sendmsg+0x723/0xbe0
[15741.012102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15741.012102][T19513]      ___sys_sendmsg+0xee/0x170
[15741.012102][T19513]      __sys_sendmsg+0xcd/0x170
[15741.012102][T19513]      do_syscall_64+0xc6/0x1e0
[15741.012102][T19513] 
[15741.014313][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15741.014313][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15741.014313][T19513]      ipv6_find_idev+0x102/0x170
[15741.014313][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15741.014313][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15741.014313][T19513]      netlink_rcv_skb+0x130/0x360
[15741.014313][T19513]      netlink_unicast+0x449/0x710
[15741.014313][T19513]      netlink_sendmsg+0x723/0xbe0
[15741.014313][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15741.014313][T19513]      ___sys_sendmsg+0xee/0x170
[15741.014313][T19513]      __sys_sendmsg+0xcd/0x170
[15741.014313][T19513]      do_syscall_64+0xc6/0x1e0
[15741.014313][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15741.014313][T19513] 
[15741.015986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15741.015986][T19513]      neigh_parms_alloc+0x1e5/0x510
[15741.015986][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15741.015986][T19513]      ipv6_find_idev+0x102/0x170
[15741.015986][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15741.015986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15741.015986][T19513]      netlink_rcv_skb+0x130/0x360
[15741.015986][T19513]      netlink_unicast+0x449/0x710
[15741.015986][T19513]      netlink_sendmsg+0x723/0xbe0
[15741.015986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15741.015986][T19513]      ___sys_sendmsg+0xee/0x170
[15741.015986][T19513]      __sys_sendmsg+0xcd/0x170
[15741.015986][T19513]      do_syscall_64+0xc6/0x1e0
[15741.015986][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15741.015986][T19513] 
[15751.119136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15751.119596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15751.119596][T19513]      netdev_get_by_index+0x5e/0x80
[15751.119596][T19513]      fib6_nh_init+0x3d8/0x15b0
[15751.119596][T19513]      ip6_route_info_create+0xf18/0x17d0
[15751.119596][T19513]      ip6_route_add+0x1c/0x140
[15751.119596][T19513]      addrconf_prefix_route+0x2a6/0x430
[15751.119596][T19513]      inet6_addr_add+0x4f8/0xa40
[15751.119596][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15751.119596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15751.119596][T19513]      netlink_rcv_skb+0x130/0x360
[15751.119596][T19513]      netlink_unicast+0x449/0x710
[15751.119596][T19513]      netlink_sendmsg+0x723/0xbe0
[15751.119596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15751.119596][T19513]      ___sys_sendmsg+0xee/0x170
[15751.119596][T19513]      __sys_sendmsg+0xcd/0x170
[15751.119596][T19513]      do_syscall_64+0xc6/0x1e0
[15751.119596][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15751.119596][T19513] 
[15751.121837][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15751.121837][T19513]      netdev_get_by_index+0x5e/0x80
[15751.121837][T19513]      fib6_nh_init+0x3d8/0x15b0
[15751.121837][T19513]      ip6_route_info_create+0xf18/0x17d0
[15751.121837][T19513]      addrconf_f6i_alloc+0x315/0x560
[15751.121837][T19513]      ipv6_add_addr+0x411/0x2000
[15751.121837][T19513]      inet6_addr_add+0x30e/0xa40
[15751.121837][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15751.121837][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15751.121837][T19513]      netlink_rcv_skb+0x130/0x360
[15751.121837][T19513]      netlink_unicast+0x449/0x710
[15751.121837][T19513]      netlink_sendmsg+0x723/0xbe0
[15751.121837][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15751.121837][T19513]      ___sys_sendmsg+0xee/0x170
[15751.121837][T19513]      __sys_sendmsg+0xcd/0x170
[15751.121837][T19513]      do_syscall_64+0xc6/0x1e0
[15751.121837][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15751.121837][T19513] 
[15751.124017][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15751.124017][T19513]      netdev_get_by_index+0x5e/0x80
[15751.124017][T19513]      fib6_nh_init+0x3d8/0x15b0
[15751.124017][T19513]      ip6_route_info_create+0xf18/0x17d0
[15751.124017][T19513]      ip6_route_add+0x1c/0x140
[15751.124017][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15751.124017][T19513]      addrconf_add_dev+0xe2/0x170
[15751.124017][T19513]      inet6_addr_add+0x12f/0xa40
[15751.124017][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15751.124017][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15751.124017][T19513]      netlink_rcv_skb+0x130/0x360
[15751.124017][T19513]      netlink_unicast+0x449/0x710
[15751.124017][T19513]      netlink_sendmsg+0x723/0xbe0
[15751.124017][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15751.124017][T19513]      ___sys_sendmsg+0xee/0x170
[15751.124017][T19513]      __sys_sendmsg+0xcd/0x170
[15751.124017][T19513]      do_syscall_64+0xc6/0x1e0
[15751.124017][T19513] 
[15751.126174][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15751.126174][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15751.126174][T19513]      ipv6_find_idev+0x102/0x170
[15751.126174][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15751.126174][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15751.126174][T19513]      netlink_rcv_skb+0x130/0x360
[15751.126174][T19513]      netlink_unicast+0x449/0x710
[15751.126174][T19513]      netlink_sendmsg+0x723/0xbe0
[15751.126174][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15751.126174][T19513]      ___sys_sendmsg+0xee/0x170
[15751.126174][T19513]      __sys_sendmsg+0xcd/0x170
[15751.126174][T19513]      do_syscall_64+0xc6/0x1e0
[15751.126174][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15751.126174][T19513] 
[15751.127849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15751.127849][T19513]      neigh_parms_alloc+0x1e5/0x510
[15751.127849][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15751.127849][T19513]      ipv6_find_idev+0x102/0x170
[15751.127849][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15751.127849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15751.127849][T19513]      netlink_rcv_skb+0x130/0x360
[15751.127849][T19513]      netlink_unicast+0x449/0x710
[15751.127849][T19513]      netlink_sendmsg+0x723/0xbe0
[15751.127849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15751.127849][T19513]      ___sys_sendmsg+0xee/0x170
[15751.127849][T19513]      __sys_sendmsg+0xcd/0x170
[15751.127849][T19513]      do_syscall_64+0xc6/0x1e0
[15751.127849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15751.127849][T19513] 
[15761.367132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15761.367588][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15761.367588][T19513]      netdev_get_by_index+0x5e/0x80
[15761.367588][T19513]      fib6_nh_init+0x3d8/0x15b0
[15761.367588][T19513]      ip6_route_info_create+0xf18/0x17d0
[15761.367588][T19513]      ip6_route_add+0x1c/0x140
[15761.367588][T19513]      addrconf_prefix_route+0x2a6/0x430
[15761.367588][T19513]      inet6_addr_add+0x4f8/0xa40
[15761.367588][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15761.367588][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15761.367588][T19513]      netlink_rcv_skb+0x130/0x360
[15761.367588][T19513]      netlink_unicast+0x449/0x710
[15761.367588][T19513]      netlink_sendmsg+0x723/0xbe0
[15761.367588][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15761.367588][T19513]      ___sys_sendmsg+0xee/0x170
[15761.367588][T19513]      __sys_sendmsg+0xcd/0x170
[15761.367588][T19513]      do_syscall_64+0xc6/0x1e0
[15761.367588][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15761.367588][T19513] 
[15761.369832][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15761.369832][T19513]      netdev_get_by_index+0x5e/0x80
[15761.369832][T19513]      fib6_nh_init+0x3d8/0x15b0
[15761.369832][T19513]      ip6_route_info_create+0xf18/0x17d0
[15761.369832][T19513]      addrconf_f6i_alloc+0x315/0x560
[15761.369832][T19513]      ipv6_add_addr+0x411/0x2000
[15761.369832][T19513]      inet6_addr_add+0x30e/0xa40
[15761.369832][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15761.369832][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15761.369832][T19513]      netlink_rcv_skb+0x130/0x360
[15761.369832][T19513]      netlink_unicast+0x449/0x710
[15761.369832][T19513]      netlink_sendmsg+0x723/0xbe0
[15761.369832][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15761.369832][T19513]      ___sys_sendmsg+0xee/0x170
[15761.369832][T19513]      __sys_sendmsg+0xcd/0x170
[15761.369832][T19513]      do_syscall_64+0xc6/0x1e0
[15761.369832][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15761.369832][T19513] 
[15761.372021][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15761.372021][T19513]      netdev_get_by_index+0x5e/0x80
[15761.372021][T19513]      fib6_nh_init+0x3d8/0x15b0
[15761.372021][T19513]      ip6_route_info_create+0xf18/0x17d0
[15761.372021][T19513]      ip6_route_add+0x1c/0x140
[15761.372021][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15761.372021][T19513]      addrconf_add_dev+0xe2/0x170
[15761.372021][T19513]      inet6_addr_add+0x12f/0xa40
[15761.372021][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15761.372021][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15761.372021][T19513]      netlink_rcv_skb+0x130/0x360
[15761.372021][T19513]      netlink_unicast+0x449/0x710
[15761.372021][T19513]      netlink_sendmsg+0x723/0xbe0
[15761.372021][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15761.372021][T19513]      ___sys_sendmsg+0xee/0x170
[15761.372021][T19513]      __sys_sendmsg+0xcd/0x170
[15761.372021][T19513]      do_syscall_64+0xc6/0x1e0
[15761.372021][T19513] 
[15761.374183][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15761.374183][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15761.374183][T19513]      ipv6_find_idev+0x102/0x170
[15761.374183][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15761.374183][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15761.374183][T19513]      netlink_rcv_skb+0x130/0x360
[15761.374183][T19513]      netlink_unicast+0x449/0x710
[15761.374183][T19513]      netlink_sendmsg+0x723/0xbe0
[15761.374183][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15761.374183][T19513]      ___sys_sendmsg+0xee/0x170
[15761.374183][T19513]      __sys_sendmsg+0xcd/0x170
[15761.374183][T19513]      do_syscall_64+0xc6/0x1e0
[15761.374183][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15761.374183][T19513] 
[15761.376417][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15761.376417][T19513]      neigh_parms_alloc+0x1e5/0x510
[15761.376417][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15761.376417][T19513]      ipv6_find_idev+0x102/0x170
[15761.376417][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15761.376417][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15761.376417][T19513]      netlink_rcv_skb+0x130/0x360
[15761.376417][T19513]      netlink_unicast+0x449/0x710
[15761.376417][T19513]      netlink_sendmsg+0x723/0xbe0
[15761.376417][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15761.376417][T19513]      ___sys_sendmsg+0xee/0x170
[15761.376417][T19513]      __sys_sendmsg+0xcd/0x170
[15761.376417][T19513]      do_syscall_64+0xc6/0x1e0
[15761.376417][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15761.376417][T19513] 
[15771.615077][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15771.615586][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15771.615586][T19513]      netdev_get_by_index+0x5e/0x80
[15771.615586][T19513]      fib6_nh_init+0x3d8/0x15b0
[15771.615586][T19513]      ip6_route_info_create+0xf18/0x17d0
[15771.615586][T19513]      ip6_route_add+0x1c/0x140
[15771.615586][T19513]      addrconf_prefix_route+0x2a6/0x430
[15771.615586][T19513]      inet6_addr_add+0x4f8/0xa40
[15771.615586][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15771.615586][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15771.615586][T19513]      netlink_rcv_skb+0x130/0x360
[15771.615586][T19513]      netlink_unicast+0x449/0x710
[15771.615586][T19513]      netlink_sendmsg+0x723/0xbe0
[15771.615586][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15771.615586][T19513]      ___sys_sendmsg+0xee/0x170
[15771.615586][T19513]      __sys_sendmsg+0xcd/0x170
[15771.615586][T19513]      do_syscall_64+0xc6/0x1e0
[15771.615586][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15771.615586][T19513] 
[15771.617943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15771.617943][T19513]      netdev_get_by_index+0x5e/0x80
[15771.617943][T19513]      fib6_nh_init+0x3d8/0x15b0
[15771.617943][T19513]      ip6_route_info_create+0xf18/0x17d0
[15771.617943][T19513]      addrconf_f6i_alloc+0x315/0x560
[15771.617943][T19513]      ipv6_add_addr+0x411/0x2000
[15771.617943][T19513]      inet6_addr_add+0x30e/0xa40
[15771.617943][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15771.617943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15771.617943][T19513]      netlink_rcv_skb+0x130/0x360
[15771.617943][T19513]      netlink_unicast+0x449/0x710
[15771.617943][T19513]      netlink_sendmsg+0x723/0xbe0
[15771.617943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15771.617943][T19513]      ___sys_sendmsg+0xee/0x170
[15771.617943][T19513]      __sys_sendmsg+0xcd/0x170
[15771.617943][T19513]      do_syscall_64+0xc6/0x1e0
[15771.617943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15771.617943][T19513] 
[15771.620218][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15771.620218][T19513]      netdev_get_by_index+0x5e/0x80
[15771.620218][T19513]      fib6_nh_init+0x3d8/0x15b0
[15771.620218][T19513]      ip6_route_info_create+0xf18/0x17d0
[15771.620218][T19513]      ip6_route_add+0x1c/0x140
[15771.620218][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15771.620218][T19513]      addrconf_add_dev+0xe2/0x170
[15771.620218][T19513]      inet6_addr_add+0x12f/0xa40
[15771.620218][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15771.620218][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15771.620218][T19513]      netlink_rcv_skb+0x130/0x360
[15771.620218][T19513]      netlink_unicast+0x449/0x710
[15771.620218][T19513]      netlink_sendmsg+0x723/0xbe0
[15771.620218][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15771.620218][T19513]      ___sys_sendmsg+0xee/0x170
[15771.620218][T19513]      __sys_sendmsg+0xcd/0x170
[15771.620218][T19513]      do_syscall_64+0xc6/0x1e0
[15771.620218][T19513] 
[15771.622459][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15771.622459][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15771.622459][T19513]      ipv6_find_idev+0x102/0x170
[15771.622459][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15771.622459][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15771.622459][T19513]      netlink_rcv_skb+0x130/0x360
[15771.622459][T19513]      netlink_unicast+0x449/0x710
[15771.622459][T19513]      netlink_sendmsg+0x723/0xbe0
[15771.622459][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15771.622459][T19513]      ___sys_sendmsg+0xee/0x170
[15771.622459][T19513]      __sys_sendmsg+0xcd/0x170
[15771.622459][T19513]      do_syscall_64+0xc6/0x1e0
[15771.622459][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15771.622459][T19513] 
[15771.624212][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15771.624212][T19513]      neigh_parms_alloc+0x1e5/0x510
[15771.624212][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15771.624212][T19513]      ipv6_find_idev+0x102/0x170
[15771.624212][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15771.624212][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15771.624212][T19513]      netlink_rcv_skb+0x130/0x360
[15771.624212][T19513]      netlink_unicast+0x449/0x710
[15771.624212][T19513]      netlink_sendmsg+0x723/0xbe0
[15771.624212][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15771.624212][T19513]      ___sys_sendmsg+0xee/0x170
[15771.624212][T19513]      __sys_sendmsg+0xcd/0x170
[15771.624212][T19513]      do_syscall_64+0xc6/0x1e0
[15771.624212][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15771.624212][T19513] 
[15781.863147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15781.863608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15781.863608][T19513]      netdev_get_by_index+0x5e/0x80
[15781.863608][T19513]      fib6_nh_init+0x3d8/0x15b0
[15781.863608][T19513]      ip6_route_info_create+0xf18/0x17d0
[15781.863608][T19513]      ip6_route_add+0x1c/0x140
[15781.863608][T19513]      addrconf_prefix_route+0x2a6/0x430
[15781.863608][T19513]      inet6_addr_add+0x4f8/0xa40
[15781.863608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15781.863608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15781.863608][T19513]      netlink_rcv_skb+0x130/0x360
[15781.863608][T19513]      netlink_unicast+0x449/0x710
[15781.863608][T19513]      netlink_sendmsg+0x723/0xbe0
[15781.863608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15781.863608][T19513]      ___sys_sendmsg+0xee/0x170
[15781.863608][T19513]      __sys_sendmsg+0xcd/0x170
[15781.863608][T19513]      do_syscall_64+0xc6/0x1e0
[15781.863608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15781.863608][T19513] 
[15781.865847][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15781.865847][T19513]      netdev_get_by_index+0x5e/0x80
[15781.865847][T19513]      fib6_nh_init+0x3d8/0x15b0
[15781.865847][T19513]      ip6_route_info_create+0xf18/0x17d0
[15781.865847][T19513]      addrconf_f6i_alloc+0x315/0x560
[15781.865847][T19513]      ipv6_add_addr+0x411/0x2000
[15781.865847][T19513]      inet6_addr_add+0x30e/0xa40
[15781.865847][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15781.865847][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15781.865847][T19513]      netlink_rcv_skb+0x130/0x360
[15781.865847][T19513]      netlink_unicast+0x449/0x710
[15781.865847][T19513]      netlink_sendmsg+0x723/0xbe0
[15781.865847][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15781.865847][T19513]      ___sys_sendmsg+0xee/0x170
[15781.865847][T19513]      __sys_sendmsg+0xcd/0x170
[15781.865847][T19513]      do_syscall_64+0xc6/0x1e0
[15781.865847][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15781.865847][T19513] 
[15781.868054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15781.868054][T19513]      netdev_get_by_index+0x5e/0x80
[15781.868054][T19513]      fib6_nh_init+0x3d8/0x15b0
[15781.868054][T19513]      ip6_route_info_create+0xf18/0x17d0
[15781.868054][T19513]      ip6_route_add+0x1c/0x140
[15781.868054][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15781.868054][T19513]      addrconf_add_dev+0xe2/0x170
[15781.868054][T19513]      inet6_addr_add+0x12f/0xa40
[15781.868054][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15781.868054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15781.868054][T19513]      netlink_rcv_skb+0x130/0x360
[15781.868054][T19513]      netlink_unicast+0x449/0x710
[15781.868054][T19513]      netlink_sendmsg+0x723/0xbe0
[15781.868054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15781.868054][T19513]      ___sys_sendmsg+0xee/0x170
[15781.868054][T19513]      __sys_sendmsg+0xcd/0x170
[15781.868054][T19513]      do_syscall_64+0xc6/0x1e0
[15781.868054][T19513] 
[15781.870212][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15781.870212][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15781.870212][T19513]      ipv6_find_idev+0x102/0x170
[15781.870212][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15781.870212][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15781.870212][T19513]      netlink_rcv_skb+0x130/0x360
[15781.870212][T19513]      netlink_unicast+0x449/0x710
[15781.870212][T19513]      netlink_sendmsg+0x723/0xbe0
[15781.870212][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15781.870212][T19513]      ___sys_sendmsg+0xee/0x170
[15781.870212][T19513]      __sys_sendmsg+0xcd/0x170
[15781.870212][T19513]      do_syscall_64+0xc6/0x1e0
[15781.870212][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15781.870212][T19513] 
[15781.871912][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15781.871912][T19513]      neigh_parms_alloc+0x1e5/0x510
[15781.871912][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15781.871912][T19513]      ipv6_find_idev+0x102/0x170
[15781.871912][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15781.871912][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15781.871912][T19513]      netlink_rcv_skb+0x130/0x360
[15781.871912][T19513]      netlink_unicast+0x449/0x710
[15781.871912][T19513]      netlink_sendmsg+0x723/0xbe0
[15781.871912][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15781.871912][T19513]      ___sys_sendmsg+0xee/0x170
[15781.871912][T19513]      __sys_sendmsg+0xcd/0x170
[15781.871912][T19513]      do_syscall_64+0xc6/0x1e0
[15781.871912][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15781.871912][T19513] 
[15792.111291][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15792.111778][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15792.111778][T19513]      netdev_get_by_index+0x5e/0x80
[15792.111778][T19513]      fib6_nh_init+0x3d8/0x15b0
[15792.111778][T19513]      ip6_route_info_create+0xf18/0x17d0
[15792.111778][T19513]      ip6_route_add+0x1c/0x140
[15792.111778][T19513]      addrconf_prefix_route+0x2a6/0x430
[15792.111778][T19513]      inet6_addr_add+0x4f8/0xa40
[15792.111778][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15792.111778][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15792.111778][T19513]      netlink_rcv_skb+0x130/0x360
[15792.111778][T19513]      netlink_unicast+0x449/0x710
[15792.111778][T19513]      netlink_sendmsg+0x723/0xbe0
[15792.111778][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15792.111778][T19513]      ___sys_sendmsg+0xee/0x170
[15792.111778][T19513]      __sys_sendmsg+0xcd/0x170
[15792.111778][T19513]      do_syscall_64+0xc6/0x1e0
[15792.111778][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15792.111778][T19513] 
[15792.114059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15792.114059][T19513]      netdev_get_by_index+0x5e/0x80
[15792.114059][T19513]      fib6_nh_init+0x3d8/0x15b0
[15792.114059][T19513]      ip6_route_info_create+0xf18/0x17d0
[15792.114059][T19513]      addrconf_f6i_alloc+0x315/0x560
[15792.114059][T19513]      ipv6_add_addr+0x411/0x2000
[15792.114059][T19513]      inet6_addr_add+0x30e/0xa40
[15792.114059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15792.114059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15792.114059][T19513]      netlink_rcv_skb+0x130/0x360
[15792.114059][T19513]      netlink_unicast+0x449/0x710
[15792.114059][T19513]      netlink_sendmsg+0x723/0xbe0
[15792.114059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15792.114059][T19513]      ___sys_sendmsg+0xee/0x170
[15792.114059][T19513]      __sys_sendmsg+0xcd/0x170
[15792.114059][T19513]      do_syscall_64+0xc6/0x1e0
[15792.114059][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15792.114059][T19513] 
[15792.116264][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15792.116264][T19513]      netdev_get_by_index+0x5e/0x80
[15792.116264][T19513]      fib6_nh_init+0x3d8/0x15b0
[15792.116264][T19513]      ip6_route_info_create+0xf18/0x17d0
[15792.116264][T19513]      ip6_route_add+0x1c/0x140
[15792.116264][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15792.116264][T19513]      addrconf_add_dev+0xe2/0x170
[15792.116264][T19513]      inet6_addr_add+0x12f/0xa40
[15792.116264][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15792.116264][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15792.116264][T19513]      netlink_rcv_skb+0x130/0x360
[15792.116264][T19513]      netlink_unicast+0x449/0x710
[15792.116264][T19513]      netlink_sendmsg+0x723/0xbe0
[15792.116264][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15792.116264][T19513]      ___sys_sendmsg+0xee/0x170
[15792.116264][T19513]      __sys_sendmsg+0xcd/0x170
[15792.116264][T19513]      do_syscall_64+0xc6/0x1e0
[15792.116264][T19513] 
[15792.118425][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15792.118425][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15792.118425][T19513]      ipv6_find_idev+0x102/0x170
[15792.118425][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15792.118425][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15792.118425][T19513]      netlink_rcv_skb+0x130/0x360
[15792.118425][T19513]      netlink_unicast+0x449/0x710
[15792.118425][T19513]      netlink_sendmsg+0x723/0xbe0
[15792.118425][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15792.118425][T19513]      ___sys_sendmsg+0xee/0x170
[15792.118425][T19513]      __sys_sendmsg+0xcd/0x170
[15792.118425][T19513]      do_syscall_64+0xc6/0x1e0
[15792.118425][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15792.118425][T19513] 
[15792.120109][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15792.120109][T19513]      neigh_parms_alloc+0x1e5/0x510
[15792.120109][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15792.120109][T19513]      ipv6_find_idev+0x102/0x170
[15792.120109][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15792.120109][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15792.120109][T19513]      netlink_rcv_skb+0x130/0x360
[15792.120109][T19513]      netlink_unicast+0x449/0x710
[15792.120109][T19513]      netlink_sendmsg+0x723/0xbe0
[15792.120109][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15792.120109][T19513]      ___sys_sendmsg+0xee/0x170
[15792.120109][T19513]      __sys_sendmsg+0xcd/0x170
[15792.120109][T19513]      do_syscall_64+0xc6/0x1e0
[15792.120109][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15792.120109][T19513] 
[15802.359144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15802.359590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15802.359590][T19513]      netdev_get_by_index+0x5e/0x80
[15802.359590][T19513]      fib6_nh_init+0x3d8/0x15b0
[15802.359590][T19513]      ip6_route_info_create+0xf18/0x17d0
[15802.359590][T19513]      ip6_route_add+0x1c/0x140
[15802.359590][T19513]      addrconf_prefix_route+0x2a6/0x430
[15802.359590][T19513]      inet6_addr_add+0x4f8/0xa40
[15802.359590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15802.359590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15802.359590][T19513]      netlink_rcv_skb+0x130/0x360
[15802.359590][T19513]      netlink_unicast+0x449/0x710
[15802.359590][T19513]      netlink_sendmsg+0x723/0xbe0
[15802.359590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15802.359590][T19513]      ___sys_sendmsg+0xee/0x170
[15802.359590][T19513]      __sys_sendmsg+0xcd/0x170
[15802.359590][T19513]      do_syscall_64+0xc6/0x1e0
[15802.359590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15802.359590][T19513] 
[15802.361848][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15802.361848][T19513]      netdev_get_by_index+0x5e/0x80
[15802.361848][T19513]      fib6_nh_init+0x3d8/0x15b0
[15802.361848][T19513]      ip6_route_info_create+0xf18/0x17d0
[15802.361848][T19513]      addrconf_f6i_alloc+0x315/0x560
[15802.361848][T19513]      ipv6_add_addr+0x411/0x2000
[15802.361848][T19513]      inet6_addr_add+0x30e/0xa40
[15802.361848][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15802.361848][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15802.361848][T19513]      netlink_rcv_skb+0x130/0x360
[15802.361848][T19513]      netlink_unicast+0x449/0x710
[15802.361848][T19513]      netlink_sendmsg+0x723/0xbe0
[15802.361848][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15802.361848][T19513]      ___sys_sendmsg+0xee/0x170
[15802.361848][T19513]      __sys_sendmsg+0xcd/0x170
[15802.361848][T19513]      do_syscall_64+0xc6/0x1e0
[15802.361848][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15802.361848][T19513] 
[15802.364058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15802.364058][T19513]      netdev_get_by_index+0x5e/0x80
[15802.364058][T19513]      fib6_nh_init+0x3d8/0x15b0
[15802.364058][T19513]      ip6_route_info_create+0xf18/0x17d0
[15802.364058][T19513]      ip6_route_add+0x1c/0x140
[15802.364058][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15802.364058][T19513]      addrconf_add_dev+0xe2/0x170
[15802.364058][T19513]      inet6_addr_add+0x12f/0xa40
[15802.364058][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15802.364058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15802.364058][T19513]      netlink_rcv_skb+0x130/0x360
[15802.364058][T19513]      netlink_unicast+0x449/0x710
[15802.364058][T19513]      netlink_sendmsg+0x723/0xbe0
[15802.364058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15802.364058][T19513]      ___sys_sendmsg+0xee/0x170
[15802.364058][T19513]      __sys_sendmsg+0xcd/0x170
[15802.364058][T19513]      do_syscall_64+0xc6/0x1e0
[15802.364058][T19513] 
[15802.366215][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15802.366215][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15802.366215][T19513]      ipv6_find_idev+0x102/0x170
[15802.366215][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15802.366215][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15802.366215][T19513]      netlink_rcv_skb+0x130/0x360
[15802.366215][T19513]      netlink_unicast+0x449/0x710
[15802.366215][T19513]      netlink_sendmsg+0x723/0xbe0
[15802.366215][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15802.366215][T19513]      ___sys_sendmsg+0xee/0x170
[15802.366215][T19513]      __sys_sendmsg+0xcd/0x170
[15802.366215][T19513]      do_syscall_64+0xc6/0x1e0
[15802.366215][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15802.366215][T19513] 
[15802.367913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15802.367913][T19513]      neigh_parms_alloc+0x1e5/0x510
[15802.367913][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15802.367913][T19513]      ipv6_find_idev+0x102/0x170
[15802.367913][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15802.367913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15802.367913][T19513]      netlink_rcv_skb+0x130/0x360
[15802.367913][T19513]      netlink_unicast+0x449/0x710
[15802.367913][T19513]      netlink_sendmsg+0x723/0xbe0
[15802.367913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15802.367913][T19513]      ___sys_sendmsg+0xee/0x170
[15802.367913][T19513]      __sys_sendmsg+0xcd/0x170
[15802.367913][T19513]      do_syscall_64+0xc6/0x1e0
[15802.367913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15802.367913][T19513] 
[15812.607160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15812.607647][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15812.607647][T19513]      netdev_get_by_index+0x5e/0x80
[15812.607647][T19513]      fib6_nh_init+0x3d8/0x15b0
[15812.607647][T19513]      ip6_route_info_create+0xf18/0x17d0
[15812.607647][T19513]      ip6_route_add+0x1c/0x140
[15812.607647][T19513]      addrconf_prefix_route+0x2a6/0x430
[15812.607647][T19513]      inet6_addr_add+0x4f8/0xa40
[15812.607647][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15812.607647][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15812.607647][T19513]      netlink_rcv_skb+0x130/0x360
[15812.607647][T19513]      netlink_unicast+0x449/0x710
[15812.607647][T19513]      netlink_sendmsg+0x723/0xbe0
[15812.607647][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15812.607647][T19513]      ___sys_sendmsg+0xee/0x170
[15812.607647][T19513]      __sys_sendmsg+0xcd/0x170
[15812.607647][T19513]      do_syscall_64+0xc6/0x1e0
[15812.607647][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15812.607647][T19513] 
[15812.609881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15812.609881][T19513]      netdev_get_by_index+0x5e/0x80
[15812.609881][T19513]      fib6_nh_init+0x3d8/0x15b0
[15812.609881][T19513]      ip6_route_info_create+0xf18/0x17d0
[15812.609881][T19513]      addrconf_f6i_alloc+0x315/0x560
[15812.609881][T19513]      ipv6_add_addr+0x411/0x2000
[15812.609881][T19513]      inet6_addr_add+0x30e/0xa40
[15812.609881][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15812.609881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15812.609881][T19513]      netlink_rcv_skb+0x130/0x360
[15812.609881][T19513]      netlink_unicast+0x449/0x710
[15812.609881][T19513]      netlink_sendmsg+0x723/0xbe0
[15812.609881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15812.609881][T19513]      ___sys_sendmsg+0xee/0x170
[15812.609881][T19513]      __sys_sendmsg+0xcd/0x170
[15812.609881][T19513]      do_syscall_64+0xc6/0x1e0
[15812.609881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15812.609881][T19513] 
[15812.612084][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15812.612084][T19513]      netdev_get_by_index+0x5e/0x80
[15812.612084][T19513]      fib6_nh_init+0x3d8/0x15b0
[15812.612084][T19513]      ip6_route_info_create+0xf18/0x17d0
[15812.612084][T19513]      ip6_route_add+0x1c/0x140
[15812.612084][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15812.612084][T19513]      addrconf_add_dev+0xe2/0x170
[15812.612084][T19513]      inet6_addr_add+0x12f/0xa40
[15812.612084][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15812.612084][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15812.612084][T19513]      netlink_rcv_skb+0x130/0x360
[15812.612084][T19513]      netlink_unicast+0x449/0x710
[15812.612084][T19513]      netlink_sendmsg+0x723/0xbe0
[15812.612084][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15812.612084][T19513]      ___sys_sendmsg+0xee/0x170
[15812.612084][T19513]      __sys_sendmsg+0xcd/0x170
[15812.612084][T19513]      do_syscall_64+0xc6/0x1e0
[15812.612084][T19513] 
[15812.614254][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15812.614254][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15812.614254][T19513]      ipv6_find_idev+0x102/0x170
[15812.614254][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15812.614254][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15812.614254][T19513]      netlink_rcv_skb+0x130/0x360
[15812.614254][T19513]      netlink_unicast+0x449/0x710
[15812.614254][T19513]      netlink_sendmsg+0x723/0xbe0
[15812.614254][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15812.614254][T19513]      ___sys_sendmsg+0xee/0x170
[15812.614254][T19513]      __sys_sendmsg+0xcd/0x170
[15812.614254][T19513]      do_syscall_64+0xc6/0x1e0
[15812.614254][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15812.614254][T19513] 
[15812.615941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15812.615941][T19513]      neigh_parms_alloc+0x1e5/0x510
[15812.615941][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15812.615941][T19513]      ipv6_find_idev+0x102/0x170
[15812.615941][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15812.615941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15812.615941][T19513]      netlink_rcv_skb+0x130/0x360
[15812.615941][T19513]      netlink_unicast+0x449/0x710
[15812.615941][T19513]      netlink_sendmsg+0x723/0xbe0
[15812.615941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15812.615941][T19513]      ___sys_sendmsg+0xee/0x170
[15812.615941][T19513]      __sys_sendmsg+0xcd/0x170
[15812.615941][T19513]      do_syscall_64+0xc6/0x1e0
[15812.615941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15812.615941][T19513] 
[15822.655183][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15822.655654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15822.655654][T19513]      netdev_get_by_index+0x5e/0x80
[15822.655654][T19513]      fib6_nh_init+0x3d8/0x15b0
[15822.655654][T19513]      ip6_route_info_create+0xf18/0x17d0
[15822.655654][T19513]      ip6_route_add+0x1c/0x140
[15822.655654][T19513]      addrconf_prefix_route+0x2a6/0x430
[15822.655654][T19513]      inet6_addr_add+0x4f8/0xa40
[15822.655654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15822.655654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15822.655654][T19513]      netlink_rcv_skb+0x130/0x360
[15822.655654][T19513]      netlink_unicast+0x449/0x710
[15822.655654][T19513]      netlink_sendmsg+0x723/0xbe0
[15822.655654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15822.655654][T19513]      ___sys_sendmsg+0xee/0x170
[15822.655654][T19513]      __sys_sendmsg+0xcd/0x170
[15822.655654][T19513]      do_syscall_64+0xc6/0x1e0
[15822.655654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15822.655654][T19513] 
[15822.657880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15822.657880][T19513]      netdev_get_by_index+0x5e/0x80
[15822.657880][T19513]      fib6_nh_init+0x3d8/0x15b0
[15822.657880][T19513]      ip6_route_info_create+0xf18/0x17d0
[15822.657880][T19513]      addrconf_f6i_alloc+0x315/0x560
[15822.657880][T19513]      ipv6_add_addr+0x411/0x2000
[15822.657880][T19513]      inet6_addr_add+0x30e/0xa40
[15822.657880][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15822.657880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15822.657880][T19513]      netlink_rcv_skb+0x130/0x360
[15822.657880][T19513]      netlink_unicast+0x449/0x710
[15822.657880][T19513]      netlink_sendmsg+0x723/0xbe0
[15822.657880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15822.657880][T19513]      ___sys_sendmsg+0xee/0x170
[15822.657880][T19513]      __sys_sendmsg+0xcd/0x170
[15822.657880][T19513]      do_syscall_64+0xc6/0x1e0
[15822.657880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15822.657880][T19513] 
[15822.660617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15822.660617][T19513]      netdev_get_by_index+0x5e/0x80
[15822.660617][T19513]      fib6_nh_init+0x3d8/0x15b0
[15822.660617][T19513]      ip6_route_info_create+0xf18/0x17d0
[15822.660617][T19513]      ip6_route_add+0x1c/0x140
[15822.660617][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15822.660617][T19513]      addrconf_add_dev+0xe2/0x170
[15822.660617][T19513]      inet6_addr_add+0x12f/0xa40
[15822.660617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15822.660617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15822.660617][T19513]      netlink_rcv_skb+0x130/0x360
[15822.660617][T19513]      netlink_unicast+0x449/0x710
[15822.660617][T19513]      netlink_sendmsg+0x723/0xbe0
[15822.660617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15822.660617][T19513]      ___sys_sendmsg+0xee/0x170
[15822.660617][T19513]      __sys_sendmsg+0xcd/0x170
[15822.660617][T19513]      do_syscall_64+0xc6/0x1e0
[15822.660617][T19513] 
[15822.662776][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15822.662776][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15822.662776][T19513]      ipv6_find_idev+0x102/0x170
[15822.662776][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15822.662776][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15822.662776][T19513]      netlink_rcv_skb+0x130/0x360
[15822.662776][T19513]      netlink_unicast+0x449/0x710
[15822.662776][T19513]      netlink_sendmsg+0x723/0xbe0
[15822.662776][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15822.662776][T19513]      ___sys_sendmsg+0xee/0x170
[15822.662776][T19513]      __sys_sendmsg+0xcd/0x170
[15822.662776][T19513]      do_syscall_64+0xc6/0x1e0
[15822.662776][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15822.662776][T19513] 
[15822.664908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15822.664908][T19513]      neigh_parms_alloc+0x1e5/0x510
[15822.664908][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15822.664908][T19513]      ipv6_find_idev+0x102/0x170
[15822.664908][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15822.664908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15822.664908][T19513]      netlink_rcv_skb+0x130/0x360
[15822.664908][T19513]      netlink_unicast+0x449/0x710
[15822.664908][T19513]      netlink_sendmsg+0x723/0xbe0
[15822.664908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15822.664908][T19513]      ___sys_sendmsg+0xee/0x170
[15822.664908][T19513]      __sys_sendmsg+0xcd/0x170
[15822.664908][T19513]      do_syscall_64+0xc6/0x1e0
[15822.664908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15822.664908][T19513] 
[15832.903130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15832.903523][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15832.903523][T19513]      netdev_get_by_index+0x5e/0x80
[15832.903523][T19513]      fib6_nh_init+0x3d8/0x15b0
[15832.903523][T19513]      ip6_route_info_create+0xf18/0x17d0
[15832.903523][T19513]      ip6_route_add+0x1c/0x140
[15832.903523][T19513]      addrconf_prefix_route+0x2a6/0x430
[15832.903523][T19513]      inet6_addr_add+0x4f8/0xa40
[15832.903523][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15832.903523][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15832.903523][T19513]      netlink_rcv_skb+0x130/0x360
[15832.903523][T19513]      netlink_unicast+0x449/0x710
[15832.903523][T19513]      netlink_sendmsg+0x723/0xbe0
[15832.903523][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15832.903523][T19513]      ___sys_sendmsg+0xee/0x170
[15832.903523][T19513]      __sys_sendmsg+0xcd/0x170
[15832.903523][T19513]      do_syscall_64+0xc6/0x1e0
[15832.903523][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15832.903523][T19513] 
[15832.905766][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15832.905766][T19513]      netdev_get_by_index+0x5e/0x80
[15832.905766][T19513]      fib6_nh_init+0x3d8/0x15b0
[15832.905766][T19513]      ip6_route_info_create+0xf18/0x17d0
[15832.905766][T19513]      addrconf_f6i_alloc+0x315/0x560
[15832.905766][T19513]      ipv6_add_addr+0x411/0x2000
[15832.905766][T19513]      inet6_addr_add+0x30e/0xa40
[15832.905766][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15832.905766][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15832.905766][T19513]      netlink_rcv_skb+0x130/0x360
[15832.905766][T19513]      netlink_unicast+0x449/0x710
[15832.905766][T19513]      netlink_sendmsg+0x723/0xbe0
[15832.905766][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15832.905766][T19513]      ___sys_sendmsg+0xee/0x170
[15832.905766][T19513]      __sys_sendmsg+0xcd/0x170
[15832.905766][T19513]      do_syscall_64+0xc6/0x1e0
[15832.905766][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15832.905766][T19513] 
[15832.907964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15832.907964][T19513]      netdev_get_by_index+0x5e/0x80
[15832.907964][T19513]      fib6_nh_init+0x3d8/0x15b0
[15832.907964][T19513]      ip6_route_info_create+0xf18/0x17d0
[15832.907964][T19513]      ip6_route_add+0x1c/0x140
[15832.907964][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15832.907964][T19513]      addrconf_add_dev+0xe2/0x170
[15832.907964][T19513]      inet6_addr_add+0x12f/0xa40
[15832.907964][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15832.907964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15832.907964][T19513]      netlink_rcv_skb+0x130/0x360
[15832.907964][T19513]      netlink_unicast+0x449/0x710
[15832.907964][T19513]      netlink_sendmsg+0x723/0xbe0
[15832.907964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15832.907964][T19513]      ___sys_sendmsg+0xee/0x170
[15832.907964][T19513]      __sys_sendmsg+0xcd/0x170
[15832.907964][T19513]      do_syscall_64+0xc6/0x1e0
[15832.907964][T19513] 
[15832.910119][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15832.910119][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15832.910119][T19513]      ipv6_find_idev+0x102/0x170
[15832.910119][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15832.910119][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15832.910119][T19513]      netlink_rcv_skb+0x130/0x360
[15832.910119][T19513]      netlink_unicast+0x449/0x710
[15832.910119][T19513]      netlink_sendmsg+0x723/0xbe0
[15832.910119][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15832.910119][T19513]      ___sys_sendmsg+0xee/0x170
[15832.910119][T19513]      __sys_sendmsg+0xcd/0x170
[15832.910119][T19513]      do_syscall_64+0xc6/0x1e0
[15832.910119][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15832.910119][T19513] 
[15832.911810][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15832.911810][T19513]      neigh_parms_alloc+0x1e5/0x510
[15832.911810][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15832.911810][T19513]      ipv6_find_idev+0x102/0x170
[15832.911810][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15832.911810][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15832.911810][T19513]      netlink_rcv_skb+0x130/0x360
[15832.911810][T19513]      netlink_unicast+0x449/0x710
[15832.911810][T19513]      netlink_sendmsg+0x723/0xbe0
[15832.911810][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15832.911810][T19513]      ___sys_sendmsg+0xee/0x170
[15832.911810][T19513]      __sys_sendmsg+0xcd/0x170
[15832.911810][T19513]      do_syscall_64+0xc6/0x1e0
[15832.911810][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15832.911810][T19513] 
[15842.967147][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15842.967616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15842.967616][T19513]      netdev_get_by_index+0x5e/0x80
[15842.967616][T19513]      fib6_nh_init+0x3d8/0x15b0
[15842.967616][T19513]      ip6_route_info_create+0xf18/0x17d0
[15842.967616][T19513]      ip6_route_add+0x1c/0x140
[15842.967616][T19513]      addrconf_prefix_route+0x2a6/0x430
[15842.967616][T19513]      inet6_addr_add+0x4f8/0xa40
[15842.967616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15842.967616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15842.967616][T19513]      netlink_rcv_skb+0x130/0x360
[15842.967616][T19513]      netlink_unicast+0x449/0x710
[15842.967616][T19513]      netlink_sendmsg+0x723/0xbe0
[15842.967616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15842.967616][T19513]      ___sys_sendmsg+0xee/0x170
[15842.967616][T19513]      __sys_sendmsg+0xcd/0x170
[15842.967616][T19513]      do_syscall_64+0xc6/0x1e0
[15842.967616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15842.967616][T19513] 
[15842.969856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15842.969856][T19513]      netdev_get_by_index+0x5e/0x80
[15842.969856][T19513]      fib6_nh_init+0x3d8/0x15b0
[15842.969856][T19513]      ip6_route_info_create+0xf18/0x17d0
[15842.969856][T19513]      addrconf_f6i_alloc+0x315/0x560
[15842.969856][T19513]      ipv6_add_addr+0x411/0x2000
[15842.969856][T19513]      inet6_addr_add+0x30e/0xa40
[15842.969856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15842.969856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15842.969856][T19513]      netlink_rcv_skb+0x130/0x360
[15842.969856][T19513]      netlink_unicast+0x449/0x710
[15842.969856][T19513]      netlink_sendmsg+0x723/0xbe0
[15842.969856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15842.969856][T19513]      ___sys_sendmsg+0xee/0x170
[15842.969856][T19513]      __sys_sendmsg+0xcd/0x170
[15842.969856][T19513]      do_syscall_64+0xc6/0x1e0
[15842.969856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15842.969856][T19513] 
[15842.972062][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15842.972062][T19513]      netdev_get_by_index+0x5e/0x80
[15842.972062][T19513]      fib6_nh_init+0x3d8/0x15b0
[15842.972062][T19513]      ip6_route_info_create+0xf18/0x17d0
[15842.972062][T19513]      ip6_route_add+0x1c/0x140
[15842.972062][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15842.972062][T19513]      addrconf_add_dev+0xe2/0x170
[15842.972062][T19513]      inet6_addr_add+0x12f/0xa40
[15842.972062][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15842.972062][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15842.972062][T19513]      netlink_rcv_skb+0x130/0x360
[15842.972062][T19513]      netlink_unicast+0x449/0x710
[15842.972062][T19513]      netlink_sendmsg+0x723/0xbe0
[15842.972062][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15842.972062][T19513]      ___sys_sendmsg+0xee/0x170
[15842.972062][T19513]      __sys_sendmsg+0xcd/0x170
[15842.972062][T19513]      do_syscall_64+0xc6/0x1e0
[15842.972062][T19513] 
[15842.974243][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15842.974243][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15842.974243][T19513]      ipv6_find_idev+0x102/0x170
[15842.974243][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15842.974243][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15842.974243][T19513]      netlink_rcv_skb+0x130/0x360
[15842.974243][T19513]      netlink_unicast+0x449/0x710
[15842.974243][T19513]      netlink_sendmsg+0x723/0xbe0
[15842.974243][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15842.974243][T19513]      ___sys_sendmsg+0xee/0x170
[15842.974243][T19513]      __sys_sendmsg+0xcd/0x170
[15842.974243][T19513]      do_syscall_64+0xc6/0x1e0
[15842.974243][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15842.974243][T19513] 
[15842.975936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15842.975936][T19513]      neigh_parms_alloc+0x1e5/0x510
[15842.975936][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15842.975936][T19513]      ipv6_find_idev+0x102/0x170
[15842.975936][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15842.975936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15842.975936][T19513]      netlink_rcv_skb+0x130/0x360
[15842.975936][T19513]      netlink_unicast+0x449/0x710
[15842.975936][T19513]      netlink_sendmsg+0x723/0xbe0
[15842.975936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15842.975936][T19513]      ___sys_sendmsg+0xee/0x170
[15842.975936][T19513]      __sys_sendmsg+0xcd/0x170
[15842.975936][T19513]      do_syscall_64+0xc6/0x1e0
[15842.975936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15842.975936][T19513] 
[15853.079144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15853.079541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15853.079541][T19513]      netdev_get_by_index+0x5e/0x80
[15853.079541][T19513]      fib6_nh_init+0x3d8/0x15b0
[15853.079541][T19513]      ip6_route_info_create+0xf18/0x17d0
[15853.079541][T19513]      ip6_route_add+0x1c/0x140
[15853.079541][T19513]      addrconf_prefix_route+0x2a6/0x430
[15853.079541][T19513]      inet6_addr_add+0x4f8/0xa40
[15853.079541][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15853.079541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15853.079541][T19513]      netlink_rcv_skb+0x130/0x360
[15853.079541][T19513]      netlink_unicast+0x449/0x710
[15853.079541][T19513]      netlink_sendmsg+0x723/0xbe0
[15853.079541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15853.079541][T19513]      ___sys_sendmsg+0xee/0x170
[15853.079541][T19513]      __sys_sendmsg+0xcd/0x170
[15853.079541][T19513]      do_syscall_64+0xc6/0x1e0
[15853.079541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15853.079541][T19513] 
[15853.081791][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15853.081791][T19513]      netdev_get_by_index+0x5e/0x80
[15853.081791][T19513]      fib6_nh_init+0x3d8/0x15b0
[15853.081791][T19513]      ip6_route_info_create+0xf18/0x17d0
[15853.081791][T19513]      addrconf_f6i_alloc+0x315/0x560
[15853.081791][T19513]      ipv6_add_addr+0x411/0x2000
[15853.081791][T19513]      inet6_addr_add+0x30e/0xa40
[15853.081791][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15853.081791][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15853.081791][T19513]      netlink_rcv_skb+0x130/0x360
[15853.081791][T19513]      netlink_unicast+0x449/0x710
[15853.081791][T19513]      netlink_sendmsg+0x723/0xbe0
[15853.081791][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15853.081791][T19513]      ___sys_sendmsg+0xee/0x170
[15853.081791][T19513]      __sys_sendmsg+0xcd/0x170
[15853.081791][T19513]      do_syscall_64+0xc6/0x1e0
[15853.081791][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15853.081791][T19513] 
[15853.084007][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15853.084007][T19513]      netdev_get_by_index+0x5e/0x80
[15853.084007][T19513]      fib6_nh_init+0x3d8/0x15b0
[15853.084007][T19513]      ip6_route_info_create+0xf18/0x17d0
[15853.084007][T19513]      ip6_route_add+0x1c/0x140
[15853.084007][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15853.084007][T19513]      addrconf_add_dev+0xe2/0x170
[15853.084007][T19513]      inet6_addr_add+0x12f/0xa40
[15853.084007][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15853.084007][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15853.084007][T19513]      netlink_rcv_skb+0x130/0x360
[15853.084007][T19513]      netlink_unicast+0x449/0x710
[15853.084007][T19513]      netlink_sendmsg+0x723/0xbe0
[15853.084007][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15853.084007][T19513]      ___sys_sendmsg+0xee/0x170
[15853.084007][T19513]      __sys_sendmsg+0xcd/0x170
[15853.084007][T19513]      do_syscall_64+0xc6/0x1e0
[15853.084007][T19513] 
[15853.086170][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15853.086170][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15853.086170][T19513]      ipv6_find_idev+0x102/0x170
[15853.086170][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15853.086170][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15853.086170][T19513]      netlink_rcv_skb+0x130/0x360
[15853.086170][T19513]      netlink_unicast+0x449/0x710
[15853.086170][T19513]      netlink_sendmsg+0x723/0xbe0
[15853.086170][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15853.086170][T19513]      ___sys_sendmsg+0xee/0x170
[15853.086170][T19513]      __sys_sendmsg+0xcd/0x170
[15853.086170][T19513]      do_syscall_64+0xc6/0x1e0
[15853.086170][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15853.086170][T19513] 
[15853.087867][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15853.087867][T19513]      neigh_parms_alloc+0x1e5/0x510
[15853.087867][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15853.087867][T19513]      ipv6_find_idev+0x102/0x170
[15853.087867][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15853.087867][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15853.087867][T19513]      netlink_rcv_skb+0x130/0x360
[15853.087867][T19513]      netlink_unicast+0x449/0x710
[15853.087867][T19513]      netlink_sendmsg+0x723/0xbe0
[15853.087867][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15853.087867][T19513]      ___sys_sendmsg+0xee/0x170
[15853.087867][T19513]      __sys_sendmsg+0xcd/0x170
[15853.087867][T19513]      do_syscall_64+0xc6/0x1e0
[15853.087867][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15853.087867][T19513] 
[15863.167181][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15863.167665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15863.167665][T19513]      netdev_get_by_index+0x5e/0x80
[15863.167665][T19513]      fib6_nh_init+0x3d8/0x15b0
[15863.167665][T19513]      ip6_route_info_create+0xf18/0x17d0
[15863.167665][T19513]      ip6_route_add+0x1c/0x140
[15863.167665][T19513]      addrconf_prefix_route+0x2a6/0x430
[15863.167665][T19513]      inet6_addr_add+0x4f8/0xa40
[15863.167665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15863.167665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15863.167665][T19513]      netlink_rcv_skb+0x130/0x360
[15863.167665][T19513]      netlink_unicast+0x449/0x710
[15863.167665][T19513]      netlink_sendmsg+0x723/0xbe0
[15863.167665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15863.167665][T19513]      ___sys_sendmsg+0xee/0x170
[15863.167665][T19513]      __sys_sendmsg+0xcd/0x170
[15863.167665][T19513]      do_syscall_64+0xc6/0x1e0
[15863.167665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15863.167665][T19513] 
[15863.169867][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15863.169867][T19513]      netdev_get_by_index+0x5e/0x80
[15863.169867][T19513]      fib6_nh_init+0x3d8/0x15b0
[15863.169867][T19513]      ip6_route_info_create+0xf18/0x17d0
[15863.169867][T19513]      addrconf_f6i_alloc+0x315/0x560
[15863.169867][T19513]      ipv6_add_addr+0x411/0x2000
[15863.169867][T19513]      inet6_addr_add+0x30e/0xa40
[15863.169867][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15863.169867][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15863.169867][T19513]      netlink_rcv_skb+0x130/0x360
[15863.169867][T19513]      netlink_unicast+0x449/0x710
[15863.169867][T19513]      netlink_sendmsg+0x723/0xbe0
[15863.169867][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15863.169867][T19513]      ___sys_sendmsg+0xee/0x170
[15863.169867][T19513]      __sys_sendmsg+0xcd/0x170
[15863.169867][T19513]      do_syscall_64+0xc6/0x1e0
[15863.169867][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15863.169867][T19513] 
[15863.172006][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15863.172006][T19513]      netdev_get_by_index+0x5e/0x80
[15863.172006][T19513]      fib6_nh_init+0x3d8/0x15b0
[15863.172006][T19513]      ip6_route_info_create+0xf18/0x17d0
[15863.172006][T19513]      ip6_route_add+0x1c/0x140
[15863.172006][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15863.172006][T19513]      addrconf_add_dev+0xe2/0x170
[15863.172006][T19513]      inet6_addr_add+0x12f/0xa40
[15863.172006][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15863.172006][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15863.172006][T19513]      netlink_rcv_skb+0x130/0x360
[15863.172006][T19513]      netlink_unicast+0x449/0x710
[15863.172006][T19513]      netlink_sendmsg+0x723/0xbe0
[15863.172006][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15863.172006][T19513]      ___sys_sendmsg+0xee/0x170
[15863.172006][T19513]      __sys_sendmsg+0xcd/0x170
[15863.172006][T19513]      do_syscall_64+0xc6/0x1e0
[15863.172006][T19513] 
[15863.174185][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15863.174185][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15863.174185][T19513]      ipv6_find_idev+0x102/0x170
[15863.174185][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15863.174185][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15863.174185][T19513]      netlink_rcv_skb+0x130/0x360
[15863.174185][T19513]      netlink_unicast+0x449/0x710
[15863.174185][T19513]      netlink_sendmsg+0x723/0xbe0
[15863.174185][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15863.174185][T19513]      ___sys_sendmsg+0xee/0x170
[15863.174185][T19513]      __sys_sendmsg+0xcd/0x170
[15863.174185][T19513]      do_syscall_64+0xc6/0x1e0
[15863.174185][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15863.174185][T19513] 
[15863.175888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15863.175888][T19513]      neigh_parms_alloc+0x1e5/0x510
[15863.175888][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15863.175888][T19513]      ipv6_find_idev+0x102/0x170
[15863.175888][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15863.175888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15863.175888][T19513]      netlink_rcv_skb+0x130/0x360
[15863.175888][T19513]      netlink_unicast+0x449/0x710
[15863.175888][T19513]      netlink_sendmsg+0x723/0xbe0
[15863.175888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15863.175888][T19513]      ___sys_sendmsg+0xee/0x170
[15863.175888][T19513]      __sys_sendmsg+0xcd/0x170
[15863.175888][T19513]      do_syscall_64+0xc6/0x1e0
[15863.175888][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15863.175888][T19513] 
[15873.415077][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15873.415549][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15873.415549][T19513]      netdev_get_by_index+0x5e/0x80
[15873.415549][T19513]      fib6_nh_init+0x3d8/0x15b0
[15873.415549][T19513]      ip6_route_info_create+0xf18/0x17d0
[15873.415549][T19513]      ip6_route_add+0x1c/0x140
[15873.415549][T19513]      addrconf_prefix_route+0x2a6/0x430
[15873.415549][T19513]      inet6_addr_add+0x4f8/0xa40
[15873.415549][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15873.415549][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15873.415549][T19513]      netlink_rcv_skb+0x130/0x360
[15873.415549][T19513]      netlink_unicast+0x449/0x710
[15873.415549][T19513]      netlink_sendmsg+0x723/0xbe0
[15873.415549][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15873.415549][T19513]      ___sys_sendmsg+0xee/0x170
[15873.415549][T19513]      __sys_sendmsg+0xcd/0x170
[15873.415549][T19513]      do_syscall_64+0xc6/0x1e0
[15873.415549][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15873.415549][T19513] 
[15873.417784][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15873.417784][T19513]      netdev_get_by_index+0x5e/0x80
[15873.417784][T19513]      fib6_nh_init+0x3d8/0x15b0
[15873.417784][T19513]      ip6_route_info_create+0xf18/0x17d0
[15873.417784][T19513]      addrconf_f6i_alloc+0x315/0x560
[15873.417784][T19513]      ipv6_add_addr+0x411/0x2000
[15873.417784][T19513]      inet6_addr_add+0x30e/0xa40
[15873.417784][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15873.417784][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15873.417784][T19513]      netlink_rcv_skb+0x130/0x360
[15873.417784][T19513]      netlink_unicast+0x449/0x710
[15873.417784][T19513]      netlink_sendmsg+0x723/0xbe0
[15873.417784][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15873.417784][T19513]      ___sys_sendmsg+0xee/0x170
[15873.417784][T19513]      __sys_sendmsg+0xcd/0x170
[15873.417784][T19513]      do_syscall_64+0xc6/0x1e0
[15873.417784][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15873.417784][T19513] 
[15873.420108][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15873.420108][T19513]      netdev_get_by_index+0x5e/0x80
[15873.420108][T19513]      fib6_nh_init+0x3d8/0x15b0
[15873.420108][T19513]      ip6_route_info_create+0xf18/0x17d0
[15873.420108][T19513]      ip6_route_add+0x1c/0x140
[15873.420108][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15873.420108][T19513]      addrconf_add_dev+0xe2/0x170
[15873.420108][T19513]      inet6_addr_add+0x12f/0xa40
[15873.420108][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15873.420108][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15873.420108][T19513]      netlink_rcv_skb+0x130/0x360
[15873.420108][T19513]      netlink_unicast+0x449/0x710
[15873.420108][T19513]      netlink_sendmsg+0x723/0xbe0
[15873.420108][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15873.420108][T19513]      ___sys_sendmsg+0xee/0x170
[15873.420108][T19513]      __sys_sendmsg+0xcd/0x170
[15873.420108][T19513]      do_syscall_64+0xc6/0x1e0
[15873.420108][T19513] 
[15873.422277][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15873.422277][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15873.422277][T19513]      ipv6_find_idev+0x102/0x170
[15873.422277][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15873.422277][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15873.422277][T19513]      netlink_rcv_skb+0x130/0x360
[15873.422277][T19513]      netlink_unicast+0x449/0x710
[15873.422277][T19513]      netlink_sendmsg+0x723/0xbe0
[15873.422277][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15873.422277][T19513]      ___sys_sendmsg+0xee/0x170
[15873.422277][T19513]      __sys_sendmsg+0xcd/0x170
[15873.422277][T19513]      do_syscall_64+0xc6/0x1e0
[15873.422277][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15873.422277][T19513] 
[15873.424011][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15873.424011][T19513]      neigh_parms_alloc+0x1e5/0x510
[15873.424011][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15873.424011][T19513]      ipv6_find_idev+0x102/0x170
[15873.424011][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15873.424011][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15873.424011][T19513]      netlink_rcv_skb+0x130/0x360
[15873.424011][T19513]      netlink_unicast+0x449/0x710
[15873.424011][T19513]      netlink_sendmsg+0x723/0xbe0
[15873.424011][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15873.424011][T19513]      ___sys_sendmsg+0xee/0x170
[15873.424011][T19513]      __sys_sendmsg+0xcd/0x170
[15873.424011][T19513]      do_syscall_64+0xc6/0x1e0
[15873.424011][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15873.424011][T19513] 
[15883.663148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15883.663618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15883.663618][T19513]      netdev_get_by_index+0x5e/0x80
[15883.663618][T19513]      fib6_nh_init+0x3d8/0x15b0
[15883.663618][T19513]      ip6_route_info_create+0xf18/0x17d0
[15883.663618][T19513]      ip6_route_add+0x1c/0x140
[15883.663618][T19513]      addrconf_prefix_route+0x2a6/0x430
[15883.663618][T19513]      inet6_addr_add+0x4f8/0xa40
[15883.663618][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15883.663618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15883.663618][T19513]      netlink_rcv_skb+0x130/0x360
[15883.663618][T19513]      netlink_unicast+0x449/0x710
[15883.663618][T19513]      netlink_sendmsg+0x723/0xbe0
[15883.663618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15883.663618][T19513]      ___sys_sendmsg+0xee/0x170
[15883.663618][T19513]      __sys_sendmsg+0xcd/0x170
[15883.663618][T19513]      do_syscall_64+0xc6/0x1e0
[15883.663618][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15883.663618][T19513] 
[15883.665848][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15883.665848][T19513]      netdev_get_by_index+0x5e/0x80
[15883.665848][T19513]      fib6_nh_init+0x3d8/0x15b0
[15883.665848][T19513]      ip6_route_info_create+0xf18/0x17d0
[15883.665848][T19513]      addrconf_f6i_alloc+0x315/0x560
[15883.665848][T19513]      ipv6_add_addr+0x411/0x2000
[15883.665848][T19513]      inet6_addr_add+0x30e/0xa40
[15883.665848][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15883.665848][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15883.665848][T19513]      netlink_rcv_skb+0x130/0x360
[15883.665848][T19513]      netlink_unicast+0x449/0x710
[15883.665848][T19513]      netlink_sendmsg+0x723/0xbe0
[15883.665848][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15883.665848][T19513]      ___sys_sendmsg+0xee/0x170
[15883.665848][T19513]      __sys_sendmsg+0xcd/0x170
[15883.665848][T19513]      do_syscall_64+0xc6/0x1e0
[15883.665848][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15883.665848][T19513] 
[15883.668042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15883.668042][T19513]      netdev_get_by_index+0x5e/0x80
[15883.668042][T19513]      fib6_nh_init+0x3d8/0x15b0
[15883.668042][T19513]      ip6_route_info_create+0xf18/0x17d0
[15883.668042][T19513]      ip6_route_add+0x1c/0x140
[15883.668042][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15883.668042][T19513]      addrconf_add_dev+0xe2/0x170
[15883.668042][T19513]      inet6_addr_add+0x12f/0xa40
[15883.668042][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15883.668042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15883.668042][T19513]      netlink_rcv_skb+0x130/0x360
[15883.668042][T19513]      netlink_unicast+0x449/0x710
[15883.668042][T19513]      netlink_sendmsg+0x723/0xbe0
[15883.668042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15883.668042][T19513]      ___sys_sendmsg+0xee/0x170
[15883.668042][T19513]      __sys_sendmsg+0xcd/0x170
[15883.668042][T19513]      do_syscall_64+0xc6/0x1e0
[15883.668042][T19513] 
[15883.670200][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15883.670200][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15883.670200][T19513]      ipv6_find_idev+0x102/0x170
[15883.670200][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15883.670200][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15883.670200][T19513]      netlink_rcv_skb+0x130/0x360
[15883.670200][T19513]      netlink_unicast+0x449/0x710
[15883.670200][T19513]      netlink_sendmsg+0x723/0xbe0
[15883.670200][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15883.670200][T19513]      ___sys_sendmsg+0xee/0x170
[15883.670200][T19513]      __sys_sendmsg+0xcd/0x170
[15883.670200][T19513]      do_syscall_64+0xc6/0x1e0
[15883.670200][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15883.670200][T19513] 
[15883.671889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15883.671889][T19513]      neigh_parms_alloc+0x1e5/0x510
[15883.671889][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15883.671889][T19513]      ipv6_find_idev+0x102/0x170
[15883.671889][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15883.671889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15883.671889][T19513]      netlink_rcv_skb+0x130/0x360
[15883.671889][T19513]      netlink_unicast+0x449/0x710
[15883.671889][T19513]      netlink_sendmsg+0x723/0xbe0
[15883.671889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15883.671889][T19513]      ___sys_sendmsg+0xee/0x170
[15883.671889][T19513]      __sys_sendmsg+0xcd/0x170
[15883.671889][T19513]      do_syscall_64+0xc6/0x1e0
[15883.671889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15883.671889][T19513] 
[15893.911158][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15893.911644][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15893.911644][T19513]      netdev_get_by_index+0x5e/0x80
[15893.911644][T19513]      fib6_nh_init+0x3d8/0x15b0
[15893.911644][T19513]      ip6_route_info_create+0xf18/0x17d0
[15893.911644][T19513]      ip6_route_add+0x1c/0x140
[15893.911644][T19513]      addrconf_prefix_route+0x2a6/0x430
[15893.911644][T19513]      inet6_addr_add+0x4f8/0xa40
[15893.911644][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15893.911644][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15893.911644][T19513]      netlink_rcv_skb+0x130/0x360
[15893.911644][T19513]      netlink_unicast+0x449/0x710
[15893.911644][T19513]      netlink_sendmsg+0x723/0xbe0
[15893.911644][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15893.911644][T19513]      ___sys_sendmsg+0xee/0x170
[15893.911644][T19513]      __sys_sendmsg+0xcd/0x170
[15893.911644][T19513]      do_syscall_64+0xc6/0x1e0
[15893.911644][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15893.911644][T19513] 
[15893.913889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15893.913889][T19513]      netdev_get_by_index+0x5e/0x80
[15893.913889][T19513]      fib6_nh_init+0x3d8/0x15b0
[15893.913889][T19513]      ip6_route_info_create+0xf18/0x17d0
[15893.913889][T19513]      addrconf_f6i_alloc+0x315/0x560
[15893.913889][T19513]      ipv6_add_addr+0x411/0x2000
[15893.913889][T19513]      inet6_addr_add+0x30e/0xa40
[15893.913889][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15893.913889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15893.913889][T19513]      netlink_rcv_skb+0x130/0x360
[15893.913889][T19513]      netlink_unicast+0x449/0x710
[15893.913889][T19513]      netlink_sendmsg+0x723/0xbe0
[15893.913889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15893.913889][T19513]      ___sys_sendmsg+0xee/0x170
[15893.913889][T19513]      __sys_sendmsg+0xcd/0x170
[15893.913889][T19513]      do_syscall_64+0xc6/0x1e0
[15893.913889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15893.913889][T19513] 
[15893.916089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15893.916089][T19513]      netdev_get_by_index+0x5e/0x80
[15893.916089][T19513]      fib6_nh_init+0x3d8/0x15b0
[15893.916089][T19513]      ip6_route_info_create+0xf18/0x17d0
[15893.916089][T19513]      ip6_route_add+0x1c/0x140
[15893.916089][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15893.916089][T19513]      addrconf_add_dev+0xe2/0x170
[15893.916089][T19513]      inet6_addr_add+0x12f/0xa40
[15893.916089][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15893.916089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15893.916089][T19513]      netlink_rcv_skb+0x130/0x360
[15893.916089][T19513]      netlink_unicast+0x449/0x710
[15893.916089][T19513]      netlink_sendmsg+0x723/0xbe0
[15893.916089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15893.916089][T19513]      ___sys_sendmsg+0xee/0x170
[15893.916089][T19513]      __sys_sendmsg+0xcd/0x170
[15893.916089][T19513]      do_syscall_64+0xc6/0x1e0
[15893.916089][T19513] 
[15893.918243][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15893.918243][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15893.918243][T19513]      ipv6_find_idev+0x102/0x170
[15893.918243][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15893.918243][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15893.918243][T19513]      netlink_rcv_skb+0x130/0x360
[15893.918243][T19513]      netlink_unicast+0x449/0x710
[15893.918243][T19513]      netlink_sendmsg+0x723/0xbe0
[15893.918243][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15893.918243][T19513]      ___sys_sendmsg+0xee/0x170
[15893.918243][T19513]      __sys_sendmsg+0xcd/0x170
[15893.918243][T19513]      do_syscall_64+0xc6/0x1e0
[15893.918243][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15893.918243][T19513] 
[15893.919934][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15893.919934][T19513]      neigh_parms_alloc+0x1e5/0x510
[15893.919934][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15893.919934][T19513]      ipv6_find_idev+0x102/0x170
[15893.919934][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15893.919934][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15893.919934][T19513]      netlink_rcv_skb+0x130/0x360
[15893.919934][T19513]      netlink_unicast+0x449/0x710
[15893.919934][T19513]      netlink_sendmsg+0x723/0xbe0
[15893.919934][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15893.919934][T19513]      ___sys_sendmsg+0xee/0x170
[15893.919934][T19513]      __sys_sendmsg+0xcd/0x170
[15893.919934][T19513]      do_syscall_64+0xc6/0x1e0
[15893.919934][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15893.919934][T19513] 
[15904.159112][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15904.159575][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15904.159575][T19513]      netdev_get_by_index+0x5e/0x80
[15904.159575][T19513]      fib6_nh_init+0x3d8/0x15b0
[15904.159575][T19513]      ip6_route_info_create+0xf18/0x17d0
[15904.159575][T19513]      ip6_route_add+0x1c/0x140
[15904.159575][T19513]      addrconf_prefix_route+0x2a6/0x430
[15904.159575][T19513]      inet6_addr_add+0x4f8/0xa40
[15904.159575][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15904.159575][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15904.159575][T19513]      netlink_rcv_skb+0x130/0x360
[15904.159575][T19513]      netlink_unicast+0x449/0x710
[15904.159575][T19513]      netlink_sendmsg+0x723/0xbe0
[15904.159575][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15904.159575][T19513]      ___sys_sendmsg+0xee/0x170
[15904.159575][T19513]      __sys_sendmsg+0xcd/0x170
[15904.159575][T19513]      do_syscall_64+0xc6/0x1e0
[15904.159575][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15904.159575][T19513] 
[15904.161833][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15904.161833][T19513]      netdev_get_by_index+0x5e/0x80
[15904.161833][T19513]      fib6_nh_init+0x3d8/0x15b0
[15904.161833][T19513]      ip6_route_info_create+0xf18/0x17d0
[15904.161833][T19513]      addrconf_f6i_alloc+0x315/0x560
[15904.161833][T19513]      ipv6_add_addr+0x411/0x2000
[15904.161833][T19513]      inet6_addr_add+0x30e/0xa40
[15904.161833][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15904.161833][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15904.161833][T19513]      netlink_rcv_skb+0x130/0x360
[15904.161833][T19513]      netlink_unicast+0x449/0x710
[15904.161833][T19513]      netlink_sendmsg+0x723/0xbe0
[15904.161833][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15904.161833][T19513]      ___sys_sendmsg+0xee/0x170
[15904.161833][T19513]      __sys_sendmsg+0xcd/0x170
[15904.161833][T19513]      do_syscall_64+0xc6/0x1e0
[15904.161833][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15904.161833][T19513] 
[15904.164083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15904.164083][T19513]      netdev_get_by_index+0x5e/0x80
[15904.164083][T19513]      fib6_nh_init+0x3d8/0x15b0
[15904.164083][T19513]      ip6_route_info_create+0xf18/0x17d0
[15904.164083][T19513]      ip6_route_add+0x1c/0x140
[15904.164083][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15904.164083][T19513]      addrconf_add_dev+0xe2/0x170
[15904.164083][T19513]      inet6_addr_add+0x12f/0xa40
[15904.164083][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15904.164083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15904.164083][T19513]      netlink_rcv_skb+0x130/0x360
[15904.164083][T19513]      netlink_unicast+0x449/0x710
[15904.164083][T19513]      netlink_sendmsg+0x723/0xbe0
[15904.164083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15904.164083][T19513]      ___sys_sendmsg+0xee/0x170
[15904.164083][T19513]      __sys_sendmsg+0xcd/0x170
[15904.164083][T19513]      do_syscall_64+0xc6/0x1e0
[15904.164083][T19513] 
[15904.166843][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15904.166843][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15904.166843][T19513]      ipv6_find_idev+0x102/0x170
[15904.166843][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15904.166843][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15904.166843][T19513]      netlink_rcv_skb+0x130/0x360
[15904.166843][T19513]      netlink_unicast+0x449/0x710
[15904.166843][T19513]      netlink_sendmsg+0x723/0xbe0
[15904.166843][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15904.166843][T19513]      ___sys_sendmsg+0xee/0x170
[15904.166843][T19513]      __sys_sendmsg+0xcd/0x170
[15904.166843][T19513]      do_syscall_64+0xc6/0x1e0
[15904.166843][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15904.166843][T19513] 
[15904.168534][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15904.168534][T19513]      neigh_parms_alloc+0x1e5/0x510
[15904.168534][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15904.168534][T19513]      ipv6_find_idev+0x102/0x170
[15904.168534][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15904.168534][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15904.168534][T19513]      netlink_rcv_skb+0x130/0x360
[15904.168534][T19513]      netlink_unicast+0x449/0x710
[15904.168534][T19513]      netlink_sendmsg+0x723/0xbe0
[15904.168534][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15904.168534][T19513]      ___sys_sendmsg+0xee/0x170
[15904.168534][T19513]      __sys_sendmsg+0xcd/0x170
[15904.168534][T19513]      do_syscall_64+0xc6/0x1e0
[15904.168534][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15904.168534][T19513] 
[15914.407150][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15914.407606][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15914.407606][T19513]      netdev_get_by_index+0x5e/0x80
[15914.407606][T19513]      fib6_nh_init+0x3d8/0x15b0
[15914.407606][T19513]      ip6_route_info_create+0xf18/0x17d0
[15914.407606][T19513]      ip6_route_add+0x1c/0x140
[15914.407606][T19513]      addrconf_prefix_route+0x2a6/0x430
[15914.407606][T19513]      inet6_addr_add+0x4f8/0xa40
[15914.407606][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15914.407606][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15914.407606][T19513]      netlink_rcv_skb+0x130/0x360
[15914.407606][T19513]      netlink_unicast+0x449/0x710
[15914.407606][T19513]      netlink_sendmsg+0x723/0xbe0
[15914.407606][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15914.407606][T19513]      ___sys_sendmsg+0xee/0x170
[15914.407606][T19513]      __sys_sendmsg+0xcd/0x170
[15914.407606][T19513]      do_syscall_64+0xc6/0x1e0
[15914.407606][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15914.407606][T19513] 
[15914.409835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15914.409835][T19513]      netdev_get_by_index+0x5e/0x80
[15914.409835][T19513]      fib6_nh_init+0x3d8/0x15b0
[15914.409835][T19513]      ip6_route_info_create+0xf18/0x17d0
[15914.409835][T19513]      addrconf_f6i_alloc+0x315/0x560
[15914.409835][T19513]      ipv6_add_addr+0x411/0x2000
[15914.409835][T19513]      inet6_addr_add+0x30e/0xa40
[15914.409835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15914.409835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15914.409835][T19513]      netlink_rcv_skb+0x130/0x360
[15914.409835][T19513]      netlink_unicast+0x449/0x710
[15914.409835][T19513]      netlink_sendmsg+0x723/0xbe0
[15914.409835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15914.409835][T19513]      ___sys_sendmsg+0xee/0x170
[15914.409835][T19513]      __sys_sendmsg+0xcd/0x170
[15914.409835][T19513]      do_syscall_64+0xc6/0x1e0
[15914.409835][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15914.409835][T19513] 
[15914.412041][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15914.412041][T19513]      netdev_get_by_index+0x5e/0x80
[15914.412041][T19513]      fib6_nh_init+0x3d8/0x15b0
[15914.412041][T19513]      ip6_route_info_create+0xf18/0x17d0
[15914.412041][T19513]      ip6_route_add+0x1c/0x140
[15914.412041][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15914.412041][T19513]      addrconf_add_dev+0xe2/0x170
[15914.412041][T19513]      inet6_addr_add+0x12f/0xa40
[15914.412041][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15914.412041][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15914.412041][T19513]      netlink_rcv_skb+0x130/0x360
[15914.412041][T19513]      netlink_unicast+0x449/0x710
[15914.412041][T19513]      netlink_sendmsg+0x723/0xbe0
[15914.412041][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15914.412041][T19513]      ___sys_sendmsg+0xee/0x170
[15914.412041][T19513]      __sys_sendmsg+0xcd/0x170
[15914.412041][T19513]      do_syscall_64+0xc6/0x1e0
[15914.412041][T19513] 
[15914.414222][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15914.414222][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15914.414222][T19513]      ipv6_find_idev+0x102/0x170
[15914.414222][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15914.414222][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15914.414222][T19513]      netlink_rcv_skb+0x130/0x360
[15914.414222][T19513]      netlink_unicast+0x449/0x710
[15914.414222][T19513]      netlink_sendmsg+0x723/0xbe0
[15914.414222][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15914.414222][T19513]      ___sys_sendmsg+0xee/0x170
[15914.414222][T19513]      __sys_sendmsg+0xcd/0x170
[15914.414222][T19513]      do_syscall_64+0xc6/0x1e0
[15914.414222][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15914.414222][T19513] 
[15914.415921][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15914.415921][T19513]      neigh_parms_alloc+0x1e5/0x510
[15914.415921][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15914.415921][T19513]      ipv6_find_idev+0x102/0x170
[15914.415921][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15914.415921][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15914.415921][T19513]      netlink_rcv_skb+0x130/0x360
[15914.415921][T19513]      netlink_unicast+0x449/0x710
[15914.415921][T19513]      netlink_sendmsg+0x723/0xbe0
[15914.415921][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15914.415921][T19513]      ___sys_sendmsg+0xee/0x170
[15914.415921][T19513]      __sys_sendmsg+0xcd/0x170
[15914.415921][T19513]      do_syscall_64+0xc6/0x1e0
[15914.415921][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15914.415921][T19513] 
[15924.423134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15924.423592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15924.423592][T19513]      netdev_get_by_index+0x5e/0x80
[15924.423592][T19513]      fib6_nh_init+0x3d8/0x15b0
[15924.423592][T19513]      ip6_route_info_create+0xf18/0x17d0
[15924.423592][T19513]      ip6_route_add+0x1c/0x140
[15924.423592][T19513]      addrconf_prefix_route+0x2a6/0x430
[15924.423592][T19513]      inet6_addr_add+0x4f8/0xa40
[15924.423592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15924.423592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15924.423592][T19513]      netlink_rcv_skb+0x130/0x360
[15924.423592][T19513]      netlink_unicast+0x449/0x710
[15924.423592][T19513]      netlink_sendmsg+0x723/0xbe0
[15924.423592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15924.423592][T19513]      ___sys_sendmsg+0xee/0x170
[15924.423592][T19513]      __sys_sendmsg+0xcd/0x170
[15924.423592][T19513]      do_syscall_64+0xc6/0x1e0
[15924.423592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15924.423592][T19513] 
[15924.425823][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15924.425823][T19513]      netdev_get_by_index+0x5e/0x80
[15924.425823][T19513]      fib6_nh_init+0x3d8/0x15b0
[15924.425823][T19513]      ip6_route_info_create+0xf18/0x17d0
[15924.425823][T19513]      addrconf_f6i_alloc+0x315/0x560
[15924.425823][T19513]      ipv6_add_addr+0x411/0x2000
[15924.425823][T19513]      inet6_addr_add+0x30e/0xa40
[15924.425823][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15924.425823][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15924.425823][T19513]      netlink_rcv_skb+0x130/0x360
[15924.425823][T19513]      netlink_unicast+0x449/0x710
[15924.425823][T19513]      netlink_sendmsg+0x723/0xbe0
[15924.425823][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15924.425823][T19513]      ___sys_sendmsg+0xee/0x170
[15924.425823][T19513]      __sys_sendmsg+0xcd/0x170
[15924.425823][T19513]      do_syscall_64+0xc6/0x1e0
[15924.425823][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15924.425823][T19513] 
[15924.428037][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15924.428037][T19513]      netdev_get_by_index+0x5e/0x80
[15924.428037][T19513]      fib6_nh_init+0x3d8/0x15b0
[15924.428037][T19513]      ip6_route_info_create+0xf18/0x17d0
[15924.428037][T19513]      ip6_route_add+0x1c/0x140
[15924.428037][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15924.428037][T19513]      addrconf_add_dev+0xe2/0x170
[15924.428037][T19513]      inet6_addr_add+0x12f/0xa40
[15924.428037][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15924.428037][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15924.428037][T19513]      netlink_rcv_skb+0x130/0x360
[15924.428037][T19513]      netlink_unicast+0x449/0x710
[15924.428037][T19513]      netlink_sendmsg+0x723/0xbe0
[15924.428037][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15924.428037][T19513]      ___sys_sendmsg+0xee/0x170
[15924.428037][T19513]      __sys_sendmsg+0xcd/0x170
[15924.428037][T19513]      do_syscall_64+0xc6/0x1e0
[15924.428037][T19513] 
[15924.430195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15924.430195][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15924.430195][T19513]      ipv6_find_idev+0x102/0x170
[15924.430195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15924.430195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15924.430195][T19513]      netlink_rcv_skb+0x130/0x360
[15924.430195][T19513]      netlink_unicast+0x449/0x710
[15924.430195][T19513]      netlink_sendmsg+0x723/0xbe0
[15924.430195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15924.430195][T19513]      ___sys_sendmsg+0xee/0x170
[15924.430195][T19513]      __sys_sendmsg+0xcd/0x170
[15924.430195][T19513]      do_syscall_64+0xc6/0x1e0
[15924.430195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15924.430195][T19513] 
[15924.431913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15924.431913][T19513]      neigh_parms_alloc+0x1e5/0x510
[15924.431913][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15924.431913][T19513]      ipv6_find_idev+0x102/0x170
[15924.431913][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15924.431913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15924.431913][T19513]      netlink_rcv_skb+0x130/0x360
[15924.431913][T19513]      netlink_unicast+0x449/0x710
[15924.431913][T19513]      netlink_sendmsg+0x723/0xbe0
[15924.431913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15924.431913][T19513]      ___sys_sendmsg+0xee/0x170
[15924.431913][T19513]      __sys_sendmsg+0xcd/0x170
[15924.431913][T19513]      do_syscall_64+0xc6/0x1e0
[15924.431913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15924.431913][T19513] 
[15934.679248][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15934.679715][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15934.679715][T19513]      netdev_get_by_index+0x5e/0x80
[15934.679715][T19513]      fib6_nh_init+0x3d8/0x15b0
[15934.679715][T19513]      ip6_route_info_create+0xf18/0x17d0
[15934.679715][T19513]      ip6_route_add+0x1c/0x140
[15934.679715][T19513]      addrconf_prefix_route+0x2a6/0x430
[15934.679715][T19513]      inet6_addr_add+0x4f8/0xa40
[15934.679715][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15934.679715][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15934.679715][T19513]      netlink_rcv_skb+0x130/0x360
[15934.679715][T19513]      netlink_unicast+0x449/0x710
[15934.679715][T19513]      netlink_sendmsg+0x723/0xbe0
[15934.679715][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15934.679715][T19513]      ___sys_sendmsg+0xee/0x170
[15934.679715][T19513]      __sys_sendmsg+0xcd/0x170
[15934.679715][T19513]      do_syscall_64+0xc6/0x1e0
[15934.679715][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15934.679715][T19513] 
[15934.681981][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15934.681981][T19513]      netdev_get_by_index+0x5e/0x80
[15934.681981][T19513]      fib6_nh_init+0x3d8/0x15b0
[15934.681981][T19513]      ip6_route_info_create+0xf18/0x17d0
[15934.681981][T19513]      addrconf_f6i_alloc+0x315/0x560
[15934.681981][T19513]      ipv6_add_addr+0x411/0x2000
[15934.681981][T19513]      inet6_addr_add+0x30e/0xa40
[15934.681981][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15934.681981][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15934.681981][T19513]      netlink_rcv_skb+0x130/0x360
[15934.681981][T19513]      netlink_unicast+0x449/0x710
[15934.681981][T19513]      netlink_sendmsg+0x723/0xbe0
[15934.681981][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15934.681981][T19513]      ___sys_sendmsg+0xee/0x170
[15934.681981][T19513]      __sys_sendmsg+0xcd/0x170
[15934.681981][T19513]      do_syscall_64+0xc6/0x1e0
[15934.681981][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15934.681981][T19513] 
[15934.684224][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15934.684224][T19513]      netdev_get_by_index+0x5e/0x80
[15934.684224][T19513]      fib6_nh_init+0x3d8/0x15b0
[15934.684224][T19513]      ip6_route_info_create+0xf18/0x17d0
[15934.684224][T19513]      ip6_route_add+0x1c/0x140
[15934.684224][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15934.684224][T19513]      addrconf_add_dev+0xe2/0x170
[15934.684224][T19513]      inet6_addr_add+0x12f/0xa40
[15934.684224][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15934.684224][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15934.684224][T19513]      netlink_rcv_skb+0x130/0x360
[15934.684224][T19513]      netlink_unicast+0x449/0x710
[15934.684224][T19513]      netlink_sendmsg+0x723/0xbe0
[15934.684224][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15934.684224][T19513]      ___sys_sendmsg+0xee/0x170
[15934.684224][T19513]      __sys_sendmsg+0xcd/0x170
[15934.684224][T19513]      do_syscall_64+0xc6/0x1e0
[15934.684224][T19513] 
[15934.686381][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15934.686381][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15934.686381][T19513]      ipv6_find_idev+0x102/0x170
[15934.686381][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15934.686381][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15934.686381][T19513]      netlink_rcv_skb+0x130/0x360
[15934.686381][T19513]      netlink_unicast+0x449/0x710
[15934.686381][T19513]      netlink_sendmsg+0x723/0xbe0
[15934.686381][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15934.686381][T19513]      ___sys_sendmsg+0xee/0x170
[15934.686381][T19513]      __sys_sendmsg+0xcd/0x170
[15934.686381][T19513]      do_syscall_64+0xc6/0x1e0
[15934.686381][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15934.686381][T19513] 
[15934.688083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15934.688083][T19513]      neigh_parms_alloc+0x1e5/0x510
[15934.688083][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15934.688083][T19513]      ipv6_find_idev+0x102/0x170
[15934.688083][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15934.688083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15934.688083][T19513]      netlink_rcv_skb+0x130/0x360
[15934.688083][T19513]      netlink_unicast+0x449/0x710
[15934.688083][T19513]      netlink_sendmsg+0x723/0xbe0
[15934.688083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15934.688083][T19513]      ___sys_sendmsg+0xee/0x170
[15934.688083][T19513]      __sys_sendmsg+0xcd/0x170
[15934.688083][T19513]      do_syscall_64+0xc6/0x1e0
[15934.688083][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15934.688083][T19513] 
[15944.935135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15944.935594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15944.935594][T19513]      netdev_get_by_index+0x5e/0x80
[15944.935594][T19513]      fib6_nh_init+0x3d8/0x15b0
[15944.935594][T19513]      ip6_route_info_create+0xf18/0x17d0
[15944.935594][T19513]      ip6_route_add+0x1c/0x140
[15944.935594][T19513]      addrconf_prefix_route+0x2a6/0x430
[15944.935594][T19513]      inet6_addr_add+0x4f8/0xa40
[15944.935594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15944.935594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15944.935594][T19513]      netlink_rcv_skb+0x130/0x360
[15944.935594][T19513]      netlink_unicast+0x449/0x710
[15944.935594][T19513]      netlink_sendmsg+0x723/0xbe0
[15944.935594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15944.935594][T19513]      ___sys_sendmsg+0xee/0x170
[15944.935594][T19513]      __sys_sendmsg+0xcd/0x170
[15944.935594][T19513]      do_syscall_64+0xc6/0x1e0
[15944.935594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15944.935594][T19513] 
[15944.937819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15944.937819][T19513]      netdev_get_by_index+0x5e/0x80
[15944.937819][T19513]      fib6_nh_init+0x3d8/0x15b0
[15944.937819][T19513]      ip6_route_info_create+0xf18/0x17d0
[15944.937819][T19513]      addrconf_f6i_alloc+0x315/0x560
[15944.937819][T19513]      ipv6_add_addr+0x411/0x2000
[15944.937819][T19513]      inet6_addr_add+0x30e/0xa40
[15944.937819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15944.937819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15944.937819][T19513]      netlink_rcv_skb+0x130/0x360
[15944.937819][T19513]      netlink_unicast+0x449/0x710
[15944.937819][T19513]      netlink_sendmsg+0x723/0xbe0
[15944.937819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15944.937819][T19513]      ___sys_sendmsg+0xee/0x170
[15944.937819][T19513]      __sys_sendmsg+0xcd/0x170
[15944.937819][T19513]      do_syscall_64+0xc6/0x1e0
[15944.937819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15944.937819][T19513] 
[15944.940026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15944.940026][T19513]      netdev_get_by_index+0x5e/0x80
[15944.940026][T19513]      fib6_nh_init+0x3d8/0x15b0
[15944.940026][T19513]      ip6_route_info_create+0xf18/0x17d0
[15944.940026][T19513]      ip6_route_add+0x1c/0x140
[15944.940026][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15944.940026][T19513]      addrconf_add_dev+0xe2/0x170
[15944.940026][T19513]      inet6_addr_add+0x12f/0xa40
[15944.940026][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15944.940026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15944.940026][T19513]      netlink_rcv_skb+0x130/0x360
[15944.940026][T19513]      netlink_unicast+0x449/0x710
[15944.940026][T19513]      netlink_sendmsg+0x723/0xbe0
[15944.940026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15944.940026][T19513]      ___sys_sendmsg+0xee/0x170
[15944.940026][T19513]      __sys_sendmsg+0xcd/0x170
[15944.940026][T19513]      do_syscall_64+0xc6/0x1e0
[15944.940026][T19513] 
[15944.942181][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15944.942181][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15944.942181][T19513]      ipv6_find_idev+0x102/0x170
[15944.942181][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15944.942181][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15944.942181][T19513]      netlink_rcv_skb+0x130/0x360
[15944.942181][T19513]      netlink_unicast+0x449/0x710
[15944.942181][T19513]      netlink_sendmsg+0x723/0xbe0
[15944.942181][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15944.942181][T19513]      ___sys_sendmsg+0xee/0x170
[15944.942181][T19513]      __sys_sendmsg+0xcd/0x170
[15944.942181][T19513]      do_syscall_64+0xc6/0x1e0
[15944.942181][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15944.942181][T19513] 
[15944.943882][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15944.943882][T19513]      neigh_parms_alloc+0x1e5/0x510
[15944.943882][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15944.943882][T19513]      ipv6_find_idev+0x102/0x170
[15944.943882][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15944.943882][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15944.943882][T19513]      netlink_rcv_skb+0x130/0x360
[15944.943882][T19513]      netlink_unicast+0x449/0x710
[15944.943882][T19513]      netlink_sendmsg+0x723/0xbe0
[15944.943882][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15944.943882][T19513]      ___sys_sendmsg+0xee/0x170
[15944.943882][T19513]      __sys_sendmsg+0xcd/0x170
[15944.943882][T19513]      do_syscall_64+0xc6/0x1e0
[15944.943882][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15944.943882][T19513] 
[15954.959163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15954.959645][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15954.959645][T19513]      netdev_get_by_index+0x5e/0x80
[15954.959645][T19513]      fib6_nh_init+0x3d8/0x15b0
[15954.959645][T19513]      ip6_route_info_create+0xf18/0x17d0
[15954.959645][T19513]      ip6_route_add+0x1c/0x140
[15954.959645][T19513]      addrconf_prefix_route+0x2a6/0x430
[15954.959645][T19513]      inet6_addr_add+0x4f8/0xa40
[15954.959645][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15954.959645][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15954.959645][T19513]      netlink_rcv_skb+0x130/0x360
[15954.959645][T19513]      netlink_unicast+0x449/0x710
[15954.959645][T19513]      netlink_sendmsg+0x723/0xbe0
[15954.959645][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15954.959645][T19513]      ___sys_sendmsg+0xee/0x170
[15954.959645][T19513]      __sys_sendmsg+0xcd/0x170
[15954.959645][T19513]      do_syscall_64+0xc6/0x1e0
[15954.959645][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15954.959645][T19513] 
[15954.961919][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15954.961919][T19513]      netdev_get_by_index+0x5e/0x80
[15954.961919][T19513]      fib6_nh_init+0x3d8/0x15b0
[15954.961919][T19513]      ip6_route_info_create+0xf18/0x17d0
[15954.961919][T19513]      addrconf_f6i_alloc+0x315/0x560
[15954.961919][T19513]      ipv6_add_addr+0x411/0x2000
[15954.961919][T19513]      inet6_addr_add+0x30e/0xa40
[15954.961919][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15954.961919][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15954.961919][T19513]      netlink_rcv_skb+0x130/0x360
[15954.961919][T19513]      netlink_unicast+0x449/0x710
[15954.961919][T19513]      netlink_sendmsg+0x723/0xbe0
[15954.961919][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15954.961919][T19513]      ___sys_sendmsg+0xee/0x170
[15954.961919][T19513]      __sys_sendmsg+0xcd/0x170
[15954.961919][T19513]      do_syscall_64+0xc6/0x1e0
[15954.961919][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15954.961919][T19513] 
[15954.964179][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15954.964179][T19513]      netdev_get_by_index+0x5e/0x80
[15954.964179][T19513]      fib6_nh_init+0x3d8/0x15b0
[15954.964179][T19513]      ip6_route_info_create+0xf18/0x17d0
[15954.964179][T19513]      ip6_route_add+0x1c/0x140
[15954.964179][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15954.964179][T19513]      addrconf_add_dev+0xe2/0x170
[15954.964179][T19513]      inet6_addr_add+0x12f/0xa40
[15954.964179][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15954.964179][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15954.964179][T19513]      netlink_rcv_skb+0x130/0x360
[15954.964179][T19513]      netlink_unicast+0x449/0x710
[15954.964179][T19513]      netlink_sendmsg+0x723/0xbe0
[15954.964179][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15954.964179][T19513]      ___sys_sendmsg+0xee/0x170
[15954.964179][T19513]      __sys_sendmsg+0xcd/0x170
[15954.964179][T19513]      do_syscall_64+0xc6/0x1e0
[15954.964179][T19513] 
[15954.966366][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15954.966366][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15954.966366][T19513]      ipv6_find_idev+0x102/0x170
[15954.966366][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15954.966366][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15954.966366][T19513]      netlink_rcv_skb+0x130/0x360
[15954.966366][T19513]      netlink_unicast+0x449/0x710
[15954.966366][T19513]      netlink_sendmsg+0x723/0xbe0
[15954.966366][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15954.966366][T19513]      ___sys_sendmsg+0xee/0x170
[15954.966366][T19513]      __sys_sendmsg+0xcd/0x170
[15954.966366][T19513]      do_syscall_64+0xc6/0x1e0
[15954.966366][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15954.966366][T19513] 
[15954.968081][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15954.968081][T19513]      neigh_parms_alloc+0x1e5/0x510
[15954.968081][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15954.968081][T19513]      ipv6_find_idev+0x102/0x170
[15954.968081][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15954.968081][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15954.968081][T19513]      netlink_rcv_skb+0x130/0x360
[15954.968081][T19513]      netlink_unicast+0x449/0x710
[15954.968081][T19513]      netlink_sendmsg+0x723/0xbe0
[15954.968081][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15954.968081][T19513]      ___sys_sendmsg+0xee/0x170
[15954.968081][T19513]      __sys_sendmsg+0xcd/0x170
[15954.968081][T19513]      do_syscall_64+0xc6/0x1e0
[15954.968081][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15954.968081][T19513] 
[15965.207129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15965.207581][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15965.207581][T19513]      netdev_get_by_index+0x5e/0x80
[15965.207581][T19513]      fib6_nh_init+0x3d8/0x15b0
[15965.207581][T19513]      ip6_route_info_create+0xf18/0x17d0
[15965.207581][T19513]      ip6_route_add+0x1c/0x140
[15965.207581][T19513]      addrconf_prefix_route+0x2a6/0x430
[15965.207581][T19513]      inet6_addr_add+0x4f8/0xa40
[15965.207581][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15965.207581][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15965.207581][T19513]      netlink_rcv_skb+0x130/0x360
[15965.207581][T19513]      netlink_unicast+0x449/0x710
[15965.207581][T19513]      netlink_sendmsg+0x723/0xbe0
[15965.207581][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15965.207581][T19513]      ___sys_sendmsg+0xee/0x170
[15965.207581][T19513]      __sys_sendmsg+0xcd/0x170
[15965.207581][T19513]      do_syscall_64+0xc6/0x1e0
[15965.207581][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15965.207581][T19513] 
[15965.209859][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15965.209859][T19513]      netdev_get_by_index+0x5e/0x80
[15965.209859][T19513]      fib6_nh_init+0x3d8/0x15b0
[15965.209859][T19513]      ip6_route_info_create+0xf18/0x17d0
[15965.209859][T19513]      addrconf_f6i_alloc+0x315/0x560
[15965.209859][T19513]      ipv6_add_addr+0x411/0x2000
[15965.209859][T19513]      inet6_addr_add+0x30e/0xa40
[15965.209859][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15965.209859][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15965.209859][T19513]      netlink_rcv_skb+0x130/0x360
[15965.209859][T19513]      netlink_unicast+0x449/0x710
[15965.209859][T19513]      netlink_sendmsg+0x723/0xbe0
[15965.209859][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15965.209859][T19513]      ___sys_sendmsg+0xee/0x170
[15965.209859][T19513]      __sys_sendmsg+0xcd/0x170
[15965.209859][T19513]      do_syscall_64+0xc6/0x1e0
[15965.209859][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15965.209859][T19513] 
[15965.212094][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15965.212094][T19513]      netdev_get_by_index+0x5e/0x80
[15965.212094][T19513]      fib6_nh_init+0x3d8/0x15b0
[15965.212094][T19513]      ip6_route_info_create+0xf18/0x17d0
[15965.212094][T19513]      ip6_route_add+0x1c/0x140
[15965.212094][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15965.212094][T19513]      addrconf_add_dev+0xe2/0x170
[15965.212094][T19513]      inet6_addr_add+0x12f/0xa40
[15965.212094][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15965.212094][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15965.212094][T19513]      netlink_rcv_skb+0x130/0x360
[15965.212094][T19513]      netlink_unicast+0x449/0x710
[15965.212094][T19513]      netlink_sendmsg+0x723/0xbe0
[15965.212094][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15965.212094][T19513]      ___sys_sendmsg+0xee/0x170
[15965.212094][T19513]      __sys_sendmsg+0xcd/0x170
[15965.212094][T19513]      do_syscall_64+0xc6/0x1e0
[15965.212094][T19513] 
[15965.214267][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15965.214267][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15965.214267][T19513]      ipv6_find_idev+0x102/0x170
[15965.214267][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15965.214267][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15965.214267][T19513]      netlink_rcv_skb+0x130/0x360
[15965.214267][T19513]      netlink_unicast+0x449/0x710
[15965.214267][T19513]      netlink_sendmsg+0x723/0xbe0
[15965.214267][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15965.214267][T19513]      ___sys_sendmsg+0xee/0x170
[15965.214267][T19513]      __sys_sendmsg+0xcd/0x170
[15965.214267][T19513]      do_syscall_64+0xc6/0x1e0
[15965.214267][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15965.214267][T19513] 
[15965.215962][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15965.215962][T19513]      neigh_parms_alloc+0x1e5/0x510
[15965.215962][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15965.215962][T19513]      ipv6_find_idev+0x102/0x170
[15965.215962][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15965.215962][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15965.215962][T19513]      netlink_rcv_skb+0x130/0x360
[15965.215962][T19513]      netlink_unicast+0x449/0x710
[15965.215962][T19513]      netlink_sendmsg+0x723/0xbe0
[15965.215962][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15965.215962][T19513]      ___sys_sendmsg+0xee/0x170
[15965.215962][T19513]      __sys_sendmsg+0xcd/0x170
[15965.215962][T19513]      do_syscall_64+0xc6/0x1e0
[15965.215962][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15965.215962][T19513] 
[15975.455232][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15975.455759][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15975.455759][T19513]      netdev_get_by_index+0x5e/0x80
[15975.455759][T19513]      fib6_nh_init+0x3d8/0x15b0
[15975.455759][T19513]      ip6_route_info_create+0xf18/0x17d0
[15975.455759][T19513]      ip6_route_add+0x1c/0x140
[15975.455759][T19513]      addrconf_prefix_route+0x2a6/0x430
[15975.455759][T19513]      inet6_addr_add+0x4f8/0xa40
[15975.455759][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15975.455759][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15975.455759][T19513]      netlink_rcv_skb+0x130/0x360
[15975.455759][T19513]      netlink_unicast+0x449/0x710
[15975.455759][T19513]      netlink_sendmsg+0x723/0xbe0
[15975.455759][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15975.455759][T19513]      ___sys_sendmsg+0xee/0x170
[15975.455759][T19513]      __sys_sendmsg+0xcd/0x170
[15975.455759][T19513]      do_syscall_64+0xc6/0x1e0
[15975.455759][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15975.455759][T19513] 
[15975.457931][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15975.457931][T19513]      netdev_get_by_index+0x5e/0x80
[15975.457931][T19513]      fib6_nh_init+0x3d8/0x15b0
[15975.457931][T19513]      ip6_route_info_create+0xf18/0x17d0
[15975.457931][T19513]      addrconf_f6i_alloc+0x315/0x560
[15975.457931][T19513]      ipv6_add_addr+0x411/0x2000
[15975.457931][T19513]      inet6_addr_add+0x30e/0xa40
[15975.457931][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15975.457931][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15975.457931][T19513]      netlink_rcv_skb+0x130/0x360
[15975.457931][T19513]      netlink_unicast+0x449/0x710
[15975.457931][T19513]      netlink_sendmsg+0x723/0xbe0
[15975.457931][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15975.457931][T19513]      ___sys_sendmsg+0xee/0x170
[15975.457931][T19513]      __sys_sendmsg+0xcd/0x170
[15975.457931][T19513]      do_syscall_64+0xc6/0x1e0
[15975.457931][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15975.457931][T19513] 
[15975.460079][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15975.460079][T19513]      netdev_get_by_index+0x5e/0x80
[15975.460079][T19513]      fib6_nh_init+0x3d8/0x15b0
[15975.460079][T19513]      ip6_route_info_create+0xf18/0x17d0
[15975.460079][T19513]      ip6_route_add+0x1c/0x140
[15975.460079][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15975.460079][T19513]      addrconf_add_dev+0xe2/0x170
[15975.460079][T19513]      inet6_addr_add+0x12f/0xa40
[15975.460079][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15975.460079][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15975.460079][T19513]      netlink_rcv_skb+0x130/0x360
[15975.460079][T19513]      netlink_unicast+0x449/0x710
[15975.460079][T19513]      netlink_sendmsg+0x723/0xbe0
[15975.460079][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15975.460079][T19513]      ___sys_sendmsg+0xee/0x170
[15975.460079][T19513]      __sys_sendmsg+0xcd/0x170
[15975.460079][T19513]      do_syscall_64+0xc6/0x1e0
[15975.460079][T19513] 
[15975.462184][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15975.462184][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15975.462184][T19513]      ipv6_find_idev+0x102/0x170
[15975.462184][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15975.462184][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15975.462184][T19513]      netlink_rcv_skb+0x130/0x360
[15975.462184][T19513]      netlink_unicast+0x449/0x710
[15975.462184][T19513]      netlink_sendmsg+0x723/0xbe0
[15975.462184][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15975.462184][T19513]      ___sys_sendmsg+0xee/0x170
[15975.462184][T19513]      __sys_sendmsg+0xcd/0x170
[15975.462184][T19513]      do_syscall_64+0xc6/0x1e0
[15975.462184][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15975.462184][T19513] 
[15975.464425][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15975.464425][T19513]      neigh_parms_alloc+0x1e5/0x510
[15975.464425][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15975.464425][T19513]      ipv6_find_idev+0x102/0x170
[15975.464425][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15975.464425][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15975.464425][T19513]      netlink_rcv_skb+0x130/0x360
[15975.464425][T19513]      netlink_unicast+0x449/0x710
[15975.464425][T19513]      netlink_sendmsg+0x723/0xbe0
[15975.464425][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15975.464425][T19513]      ___sys_sendmsg+0xee/0x170
[15975.464425][T19513]      __sys_sendmsg+0xcd/0x170
[15975.464425][T19513]      do_syscall_64+0xc6/0x1e0
[15975.464425][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15975.464425][T19513] 
[15985.703187][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15985.703665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15985.703665][T19513]      netdev_get_by_index+0x5e/0x80
[15985.703665][T19513]      fib6_nh_init+0x3d8/0x15b0
[15985.703665][T19513]      ip6_route_info_create+0xf18/0x17d0
[15985.703665][T19513]      ip6_route_add+0x1c/0x140
[15985.703665][T19513]      addrconf_prefix_route+0x2a6/0x430
[15985.703665][T19513]      inet6_addr_add+0x4f8/0xa40
[15985.703665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15985.703665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15985.703665][T19513]      netlink_rcv_skb+0x130/0x360
[15985.703665][T19513]      netlink_unicast+0x449/0x710
[15985.703665][T19513]      netlink_sendmsg+0x723/0xbe0
[15985.703665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15985.703665][T19513]      ___sys_sendmsg+0xee/0x170
[15985.703665][T19513]      __sys_sendmsg+0xcd/0x170
[15985.703665][T19513]      do_syscall_64+0xc6/0x1e0
[15985.703665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15985.703665][T19513] 
[15985.705886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15985.705886][T19513]      netdev_get_by_index+0x5e/0x80
[15985.705886][T19513]      fib6_nh_init+0x3d8/0x15b0
[15985.705886][T19513]      ip6_route_info_create+0xf18/0x17d0
[15985.705886][T19513]      addrconf_f6i_alloc+0x315/0x560
[15985.705886][T19513]      ipv6_add_addr+0x411/0x2000
[15985.705886][T19513]      inet6_addr_add+0x30e/0xa40
[15985.705886][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15985.705886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15985.705886][T19513]      netlink_rcv_skb+0x130/0x360
[15985.705886][T19513]      netlink_unicast+0x449/0x710
[15985.705886][T19513]      netlink_sendmsg+0x723/0xbe0
[15985.705886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15985.705886][T19513]      ___sys_sendmsg+0xee/0x170
[15985.705886][T19513]      __sys_sendmsg+0xcd/0x170
[15985.705886][T19513]      do_syscall_64+0xc6/0x1e0
[15985.705886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15985.705886][T19513] 
[15985.708085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15985.708085][T19513]      netdev_get_by_index+0x5e/0x80
[15985.708085][T19513]      fib6_nh_init+0x3d8/0x15b0
[15985.708085][T19513]      ip6_route_info_create+0xf18/0x17d0
[15985.708085][T19513]      ip6_route_add+0x1c/0x140
[15985.708085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15985.708085][T19513]      addrconf_add_dev+0xe2/0x170
[15985.708085][T19513]      inet6_addr_add+0x12f/0xa40
[15985.708085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15985.708085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15985.708085][T19513]      netlink_rcv_skb+0x130/0x360
[15985.708085][T19513]      netlink_unicast+0x449/0x710
[15985.708085][T19513]      netlink_sendmsg+0x723/0xbe0
[15985.708085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15985.708085][T19513]      ___sys_sendmsg+0xee/0x170
[15985.708085][T19513]      __sys_sendmsg+0xcd/0x170
[15985.708085][T19513]      do_syscall_64+0xc6/0x1e0
[15985.708085][T19513] 
[15985.710244][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15985.710244][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15985.710244][T19513]      ipv6_find_idev+0x102/0x170
[15985.710244][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15985.710244][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15985.710244][T19513]      netlink_rcv_skb+0x130/0x360
[15985.710244][T19513]      netlink_unicast+0x449/0x710
[15985.710244][T19513]      netlink_sendmsg+0x723/0xbe0
[15985.710244][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15985.710244][T19513]      ___sys_sendmsg+0xee/0x170
[15985.710244][T19513]      __sys_sendmsg+0xcd/0x170
[15985.710244][T19513]      do_syscall_64+0xc6/0x1e0
[15985.710244][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15985.710244][T19513] 
[15985.711935][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15985.711935][T19513]      neigh_parms_alloc+0x1e5/0x510
[15985.711935][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15985.711935][T19513]      ipv6_find_idev+0x102/0x170
[15985.711935][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15985.711935][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15985.711935][T19513]      netlink_rcv_skb+0x130/0x360
[15985.711935][T19513]      netlink_unicast+0x449/0x710
[15985.711935][T19513]      netlink_sendmsg+0x723/0xbe0
[15985.711935][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15985.711935][T19513]      ___sys_sendmsg+0xee/0x170
[15985.711935][T19513]      __sys_sendmsg+0xcd/0x170
[15985.711935][T19513]      do_syscall_64+0xc6/0x1e0
[15985.711935][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15985.711935][T19513] 
[15995.951235][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[15995.951764][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15995.951764][T19513]      netdev_get_by_index+0x5e/0x80
[15995.951764][T19513]      fib6_nh_init+0x3d8/0x15b0
[15995.951764][T19513]      ip6_route_info_create+0xf18/0x17d0
[15995.951764][T19513]      ip6_route_add+0x1c/0x140
[15995.951764][T19513]      addrconf_prefix_route+0x2a6/0x430
[15995.951764][T19513]      inet6_addr_add+0x4f8/0xa40
[15995.951764][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15995.951764][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15995.951764][T19513]      netlink_rcv_skb+0x130/0x360
[15995.951764][T19513]      netlink_unicast+0x449/0x710
[15995.951764][T19513]      netlink_sendmsg+0x723/0xbe0
[15995.951764][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15995.951764][T19513]      ___sys_sendmsg+0xee/0x170
[15995.951764][T19513]      __sys_sendmsg+0xcd/0x170
[15995.951764][T19513]      do_syscall_64+0xc6/0x1e0
[15995.951764][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15995.951764][T19513] 
[15995.953968][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15995.953968][T19513]      netdev_get_by_index+0x5e/0x80
[15995.953968][T19513]      fib6_nh_init+0x3d8/0x15b0
[15995.953968][T19513]      ip6_route_info_create+0xf18/0x17d0
[15995.953968][T19513]      addrconf_f6i_alloc+0x315/0x560
[15995.953968][T19513]      ipv6_add_addr+0x411/0x2000
[15995.953968][T19513]      inet6_addr_add+0x30e/0xa40
[15995.953968][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15995.953968][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15995.953968][T19513]      netlink_rcv_skb+0x130/0x360
[15995.953968][T19513]      netlink_unicast+0x449/0x710
[15995.953968][T19513]      netlink_sendmsg+0x723/0xbe0
[15995.953968][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15995.953968][T19513]      ___sys_sendmsg+0xee/0x170
[15995.953968][T19513]      __sys_sendmsg+0xcd/0x170
[15995.953968][T19513]      do_syscall_64+0xc6/0x1e0
[15995.953968][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15995.953968][T19513] 
[15995.956093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15995.956093][T19513]      netdev_get_by_index+0x5e/0x80
[15995.956093][T19513]      fib6_nh_init+0x3d8/0x15b0
[15995.956093][T19513]      ip6_route_info_create+0xf18/0x17d0
[15995.956093][T19513]      ip6_route_add+0x1c/0x140
[15995.956093][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[15995.956093][T19513]      addrconf_add_dev+0xe2/0x170
[15995.956093][T19513]      inet6_addr_add+0x12f/0xa40
[15995.956093][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[15995.956093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15995.956093][T19513]      netlink_rcv_skb+0x130/0x360
[15995.956093][T19513]      netlink_unicast+0x449/0x710
[15995.956093][T19513]      netlink_sendmsg+0x723/0xbe0
[15995.956093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15995.956093][T19513]      ___sys_sendmsg+0xee/0x170
[15995.956093][T19513]      __sys_sendmsg+0xcd/0x170
[15995.956093][T19513]      do_syscall_64+0xc6/0x1e0
[15995.956093][T19513] 
[15995.958733][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15995.958733][T19513]      ipv6_add_dev+0x3b9/0x11c0
[15995.958733][T19513]      ipv6_find_idev+0x102/0x170
[15995.958733][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15995.958733][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15995.958733][T19513]      netlink_rcv_skb+0x130/0x360
[15995.958733][T19513]      netlink_unicast+0x449/0x710
[15995.958733][T19513]      netlink_sendmsg+0x723/0xbe0
[15995.958733][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15995.958733][T19513]      ___sys_sendmsg+0xee/0x170
[15995.958733][T19513]      __sys_sendmsg+0xcd/0x170
[15995.958733][T19513]      do_syscall_64+0xc6/0x1e0
[15995.958733][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15995.958733][T19513] 
[15995.960420][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[15995.960420][T19513]      neigh_parms_alloc+0x1e5/0x510
[15995.960420][T19513]      ipv6_add_dev+0x2fd/0x11c0
[15995.960420][T19513]      ipv6_find_idev+0x102/0x170
[15995.960420][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[15995.960420][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[15995.960420][T19513]      netlink_rcv_skb+0x130/0x360
[15995.960420][T19513]      netlink_unicast+0x449/0x710
[15995.960420][T19513]      netlink_sendmsg+0x723/0xbe0
[15995.960420][T19513]      ____sys_sendmsg+0x7b2/0xa10
[15995.960420][T19513]      ___sys_sendmsg+0xee/0x170
[15995.960420][T19513]      __sys_sendmsg+0xcd/0x170
[15995.960420][T19513]      do_syscall_64+0xc6/0x1e0
[15995.960420][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[15995.960420][T19513] 
[16005.975171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16005.975623][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16005.975623][T19513]      netdev_get_by_index+0x5e/0x80
[16005.975623][T19513]      fib6_nh_init+0x3d8/0x15b0
[16005.975623][T19513]      ip6_route_info_create+0xf18/0x17d0
[16005.975623][T19513]      ip6_route_add+0x1c/0x140
[16005.975623][T19513]      addrconf_prefix_route+0x2a6/0x430
[16005.975623][T19513]      inet6_addr_add+0x4f8/0xa40
[16005.975623][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16005.975623][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16005.975623][T19513]      netlink_rcv_skb+0x130/0x360
[16005.975623][T19513]      netlink_unicast+0x449/0x710
[16005.975623][T19513]      netlink_sendmsg+0x723/0xbe0
[16005.975623][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16005.975623][T19513]      ___sys_sendmsg+0xee/0x170
[16005.975623][T19513]      __sys_sendmsg+0xcd/0x170
[16005.975623][T19513]      do_syscall_64+0xc6/0x1e0
[16005.975623][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16005.975623][T19513] 
[16005.977849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16005.977849][T19513]      netdev_get_by_index+0x5e/0x80
[16005.977849][T19513]      fib6_nh_init+0x3d8/0x15b0
[16005.977849][T19513]      ip6_route_info_create+0xf18/0x17d0
[16005.977849][T19513]      addrconf_f6i_alloc+0x315/0x560
[16005.977849][T19513]      ipv6_add_addr+0x411/0x2000
[16005.977849][T19513]      inet6_addr_add+0x30e/0xa40
[16005.977849][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16005.977849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16005.977849][T19513]      netlink_rcv_skb+0x130/0x360
[16005.977849][T19513]      netlink_unicast+0x449/0x710
[16005.977849][T19513]      netlink_sendmsg+0x723/0xbe0
[16005.977849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16005.977849][T19513]      ___sys_sendmsg+0xee/0x170
[16005.977849][T19513]      __sys_sendmsg+0xcd/0x170
[16005.977849][T19513]      do_syscall_64+0xc6/0x1e0
[16005.977849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16005.977849][T19513] 
[16005.980048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16005.980048][T19513]      netdev_get_by_index+0x5e/0x80
[16005.980048][T19513]      fib6_nh_init+0x3d8/0x15b0
[16005.980048][T19513]      ip6_route_info_create+0xf18/0x17d0
[16005.980048][T19513]      ip6_route_add+0x1c/0x140
[16005.980048][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16005.980048][T19513]      addrconf_add_dev+0xe2/0x170
[16005.980048][T19513]      inet6_addr_add+0x12f/0xa40
[16005.980048][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16005.980048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16005.980048][T19513]      netlink_rcv_skb+0x130/0x360
[16005.980048][T19513]      netlink_unicast+0x449/0x710
[16005.980048][T19513]      netlink_sendmsg+0x723/0xbe0
[16005.980048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16005.980048][T19513]      ___sys_sendmsg+0xee/0x170
[16005.980048][T19513]      __sys_sendmsg+0xcd/0x170
[16005.980048][T19513]      do_syscall_64+0xc6/0x1e0
[16005.980048][T19513] 
[16005.982319][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16005.982319][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16005.982319][T19513]      ipv6_find_idev+0x102/0x170
[16005.982319][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16005.982319][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16005.982319][T19513]      netlink_rcv_skb+0x130/0x360
[16005.982319][T19513]      netlink_unicast+0x449/0x710
[16005.982319][T19513]      netlink_sendmsg+0x723/0xbe0
[16005.982319][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16005.982319][T19513]      ___sys_sendmsg+0xee/0x170
[16005.982319][T19513]      __sys_sendmsg+0xcd/0x170
[16005.982319][T19513]      do_syscall_64+0xc6/0x1e0
[16005.982319][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16005.982319][T19513] 
[16005.984028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16005.984028][T19513]      neigh_parms_alloc+0x1e5/0x510
[16005.984028][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16005.984028][T19513]      ipv6_find_idev+0x102/0x170
[16005.984028][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16005.984028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16005.984028][T19513]      netlink_rcv_skb+0x130/0x360
[16005.984028][T19513]      netlink_unicast+0x449/0x710
[16005.984028][T19513]      netlink_sendmsg+0x723/0xbe0
[16005.984028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16005.984028][T19513]      ___sys_sendmsg+0xee/0x170
[16005.984028][T19513]      __sys_sendmsg+0xcd/0x170
[16005.984028][T19513]      do_syscall_64+0xc6/0x1e0
[16005.984028][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16005.984028][T19513] 
[16016.223080][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16016.223536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16016.223536][T19513]      netdev_get_by_index+0x5e/0x80
[16016.223536][T19513]      fib6_nh_init+0x3d8/0x15b0
[16016.223536][T19513]      ip6_route_info_create+0xf18/0x17d0
[16016.223536][T19513]      ip6_route_add+0x1c/0x140
[16016.223536][T19513]      addrconf_prefix_route+0x2a6/0x430
[16016.223536][T19513]      inet6_addr_add+0x4f8/0xa40
[16016.223536][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16016.223536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16016.223536][T19513]      netlink_rcv_skb+0x130/0x360
[16016.223536][T19513]      netlink_unicast+0x449/0x710
[16016.223536][T19513]      netlink_sendmsg+0x723/0xbe0
[16016.223536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16016.223536][T19513]      ___sys_sendmsg+0xee/0x170
[16016.223536][T19513]      __sys_sendmsg+0xcd/0x170
[16016.223536][T19513]      do_syscall_64+0xc6/0x1e0
[16016.223536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16016.223536][T19513] 
[16016.226038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16016.226038][T19513]      netdev_get_by_index+0x5e/0x80
[16016.226038][T19513]      fib6_nh_init+0x3d8/0x15b0
[16016.226038][T19513]      ip6_route_info_create+0xf18/0x17d0
[16016.226038][T19513]      addrconf_f6i_alloc+0x315/0x560
[16016.226038][T19513]      ipv6_add_addr+0x411/0x2000
[16016.226038][T19513]      inet6_addr_add+0x30e/0xa40
[16016.226038][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16016.226038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16016.226038][T19513]      netlink_rcv_skb+0x130/0x360
[16016.226038][T19513]      netlink_unicast+0x449/0x710
[16016.226038][T19513]      netlink_sendmsg+0x723/0xbe0
[16016.226038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16016.226038][T19513]      ___sys_sendmsg+0xee/0x170
[16016.226038][T19513]      __sys_sendmsg+0xcd/0x170
[16016.226038][T19513]      do_syscall_64+0xc6/0x1e0
[16016.226038][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16016.226038][T19513] 
[16016.229438][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16016.229438][T19513]      netdev_get_by_index+0x5e/0x80
[16016.229438][T19513]      fib6_nh_init+0x3d8/0x15b0
[16016.229438][T19513]      ip6_route_info_create+0xf18/0x17d0
[16016.229438][T19513]      ip6_route_add+0x1c/0x140
[16016.229438][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16016.229438][T19513]      addrconf_add_dev+0xe2/0x170
[16016.229438][T19513]      inet6_addr_add+0x12f/0xa40
[16016.229438][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16016.229438][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16016.229438][T19513]      netlink_rcv_skb+0x130/0x360
[16016.229438][T19513]      netlink_unicast+0x449/0x710
[16016.229438][T19513]      netlink_sendmsg+0x723/0xbe0
[16016.229438][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16016.229438][T19513]      ___sys_sendmsg+0xee/0x170
[16016.229438][T19513]      __sys_sendmsg+0xcd/0x170
[16016.229438][T19513]      do_syscall_64+0xc6/0x1e0
[16016.229438][T19513] 
[16016.232925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16016.232925][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16016.232925][T19513]      ipv6_find_idev+0x102/0x170
[16016.232925][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16016.232925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16016.232925][T19513]      netlink_rcv_skb+0x130/0x360
[16016.232925][T19513]      netlink_unicast+0x449/0x710
[16016.232925][T19513]      netlink_sendmsg+0x723/0xbe0
[16016.232925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16016.232925][T19513]      ___sys_sendmsg+0xee/0x170
[16016.232925][T19513]      __sys_sendmsg+0xcd/0x170
[16016.232925][T19513]      do_syscall_64+0xc6/0x1e0
[16016.232925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16016.232925][T19513] 
[16016.235735][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16016.235735][T19513]      neigh_parms_alloc+0x1e5/0x510
[16016.235735][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16016.235735][T19513]      ipv6_find_idev+0x102/0x170
[16016.235735][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16016.235735][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16016.235735][T19513]      netlink_rcv_skb+0x130/0x360
[16016.235735][T19513]      netlink_unicast+0x449/0x710
[16016.235735][T19513]      netlink_sendmsg+0x723/0xbe0
[16016.235735][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16016.235735][T19513]      ___sys_sendmsg+0xee/0x170
[16016.235735][T19513]      __sys_sendmsg+0xcd/0x170
[16016.235735][T19513]      do_syscall_64+0xc6/0x1e0
[16016.235735][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16016.235735][T19513] 
[16026.423087][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16026.423550][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16026.423550][T19513]      netdev_get_by_index+0x5e/0x80
[16026.423550][T19513]      fib6_nh_init+0x3d8/0x15b0
[16026.423550][T19513]      ip6_route_info_create+0xf18/0x17d0
[16026.423550][T19513]      ip6_route_add+0x1c/0x140
[16026.423550][T19513]      addrconf_prefix_route+0x2a6/0x430
[16026.423550][T19513]      inet6_addr_add+0x4f8/0xa40
[16026.423550][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16026.423550][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16026.423550][T19513]      netlink_rcv_skb+0x130/0x360
[16026.423550][T19513]      netlink_unicast+0x449/0x710
[16026.423550][T19513]      netlink_sendmsg+0x723/0xbe0
[16026.423550][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16026.423550][T19513]      ___sys_sendmsg+0xee/0x170
[16026.423550][T19513]      __sys_sendmsg+0xcd/0x170
[16026.423550][T19513]      do_syscall_64+0xc6/0x1e0
[16026.423550][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16026.423550][T19513] 
[16026.425787][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16026.425787][T19513]      netdev_get_by_index+0x5e/0x80
[16026.425787][T19513]      fib6_nh_init+0x3d8/0x15b0
[16026.425787][T19513]      ip6_route_info_create+0xf18/0x17d0
[16026.425787][T19513]      addrconf_f6i_alloc+0x315/0x560
[16026.425787][T19513]      ipv6_add_addr+0x411/0x2000
[16026.425787][T19513]      inet6_addr_add+0x30e/0xa40
[16026.425787][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16026.425787][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16026.425787][T19513]      netlink_rcv_skb+0x130/0x360
[16026.425787][T19513]      netlink_unicast+0x449/0x710
[16026.425787][T19513]      netlink_sendmsg+0x723/0xbe0
[16026.425787][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16026.425787][T19513]      ___sys_sendmsg+0xee/0x170
[16026.425787][T19513]      __sys_sendmsg+0xcd/0x170
[16026.425787][T19513]      do_syscall_64+0xc6/0x1e0
[16026.425787][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16026.425787][T19513] 
[16026.428010][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16026.428010][T19513]      netdev_get_by_index+0x5e/0x80
[16026.428010][T19513]      fib6_nh_init+0x3d8/0x15b0
[16026.428010][T19513]      ip6_route_info_create+0xf18/0x17d0
[16026.428010][T19513]      ip6_route_add+0x1c/0x140
[16026.428010][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16026.428010][T19513]      addrconf_add_dev+0xe2/0x170
[16026.428010][T19513]      inet6_addr_add+0x12f/0xa40
[16026.428010][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16026.428010][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16026.428010][T19513]      netlink_rcv_skb+0x130/0x360
[16026.428010][T19513]      netlink_unicast+0x449/0x710
[16026.428010][T19513]      netlink_sendmsg+0x723/0xbe0
[16026.428010][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16026.428010][T19513]      ___sys_sendmsg+0xee/0x170
[16026.428010][T19513]      __sys_sendmsg+0xcd/0x170
[16026.428010][T19513]      do_syscall_64+0xc6/0x1e0
[16026.428010][T19513] 
[16026.430201][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16026.430201][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16026.430201][T19513]      ipv6_find_idev+0x102/0x170
[16026.430201][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16026.430201][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16026.430201][T19513]      netlink_rcv_skb+0x130/0x360
[16026.430201][T19513]      netlink_unicast+0x449/0x710
[16026.430201][T19513]      netlink_sendmsg+0x723/0xbe0
[16026.430201][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16026.430201][T19513]      ___sys_sendmsg+0xee/0x170
[16026.430201][T19513]      __sys_sendmsg+0xcd/0x170
[16026.430201][T19513]      do_syscall_64+0xc6/0x1e0
[16026.430201][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16026.430201][T19513] 
[16026.431905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16026.431905][T19513]      neigh_parms_alloc+0x1e5/0x510
[16026.431905][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16026.431905][T19513]      ipv6_find_idev+0x102/0x170
[16026.431905][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16026.431905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16026.431905][T19513]      netlink_rcv_skb+0x130/0x360
[16026.431905][T19513]      netlink_unicast+0x449/0x710
[16026.431905][T19513]      netlink_sendmsg+0x723/0xbe0
[16026.431905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16026.431905][T19513]      ___sys_sendmsg+0xee/0x170
[16026.431905][T19513]      __sys_sendmsg+0xcd/0x170
[16026.431905][T19513]      do_syscall_64+0xc6/0x1e0
[16026.431905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16026.431905][T19513] 
[16036.671251][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16036.671720][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16036.671720][T19513]      netdev_get_by_index+0x5e/0x80
[16036.671720][T19513]      fib6_nh_init+0x3d8/0x15b0
[16036.671720][T19513]      ip6_route_info_create+0xf18/0x17d0
[16036.671720][T19513]      ip6_route_add+0x1c/0x140
[16036.671720][T19513]      addrconf_prefix_route+0x2a6/0x430
[16036.671720][T19513]      inet6_addr_add+0x4f8/0xa40
[16036.671720][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16036.671720][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16036.671720][T19513]      netlink_rcv_skb+0x130/0x360
[16036.671720][T19513]      netlink_unicast+0x449/0x710
[16036.671720][T19513]      netlink_sendmsg+0x723/0xbe0
[16036.671720][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16036.671720][T19513]      ___sys_sendmsg+0xee/0x170
[16036.671720][T19513]      __sys_sendmsg+0xcd/0x170
[16036.671720][T19513]      do_syscall_64+0xc6/0x1e0
[16036.671720][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16036.671720][T19513] 
[16036.673958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16036.673958][T19513]      netdev_get_by_index+0x5e/0x80
[16036.673958][T19513]      fib6_nh_init+0x3d8/0x15b0
[16036.673958][T19513]      ip6_route_info_create+0xf18/0x17d0
[16036.673958][T19513]      addrconf_f6i_alloc+0x315/0x560
[16036.673958][T19513]      ipv6_add_addr+0x411/0x2000
[16036.673958][T19513]      inet6_addr_add+0x30e/0xa40
[16036.673958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16036.673958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16036.673958][T19513]      netlink_rcv_skb+0x130/0x360
[16036.673958][T19513]      netlink_unicast+0x449/0x710
[16036.673958][T19513]      netlink_sendmsg+0x723/0xbe0
[16036.673958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16036.673958][T19513]      ___sys_sendmsg+0xee/0x170
[16036.673958][T19513]      __sys_sendmsg+0xcd/0x170
[16036.673958][T19513]      do_syscall_64+0xc6/0x1e0
[16036.673958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16036.673958][T19513] 
[16036.676698][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16036.676698][T19513]      netdev_get_by_index+0x5e/0x80
[16036.676698][T19513]      fib6_nh_init+0x3d8/0x15b0
[16036.676698][T19513]      ip6_route_info_create+0xf18/0x17d0
[16036.676698][T19513]      ip6_route_add+0x1c/0x140
[16036.676698][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16036.676698][T19513]      addrconf_add_dev+0xe2/0x170
[16036.676698][T19513]      inet6_addr_add+0x12f/0xa40
[16036.676698][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16036.676698][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16036.676698][T19513]      netlink_rcv_skb+0x130/0x360
[16036.676698][T19513]      netlink_unicast+0x449/0x710
[16036.676698][T19513]      netlink_sendmsg+0x723/0xbe0
[16036.676698][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16036.676698][T19513]      ___sys_sendmsg+0xee/0x170
[16036.676698][T19513]      __sys_sendmsg+0xcd/0x170
[16036.676698][T19513]      do_syscall_64+0xc6/0x1e0
[16036.676698][T19513] 
[16036.678865][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16036.678865][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16036.678865][T19513]      ipv6_find_idev+0x102/0x170
[16036.678865][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16036.678865][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16036.678865][T19513]      netlink_rcv_skb+0x130/0x360
[16036.678865][T19513]      netlink_unicast+0x449/0x710
[16036.678865][T19513]      netlink_sendmsg+0x723/0xbe0
[16036.678865][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16036.678865][T19513]      ___sys_sendmsg+0xee/0x170
[16036.678865][T19513]      __sys_sendmsg+0xcd/0x170
[16036.678865][T19513]      do_syscall_64+0xc6/0x1e0
[16036.678865][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16036.678865][T19513] 
[16036.680552][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16036.680552][T19513]      neigh_parms_alloc+0x1e5/0x510
[16036.680552][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16036.680552][T19513]      ipv6_find_idev+0x102/0x170
[16036.680552][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16036.680552][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16036.680552][T19513]      netlink_rcv_skb+0x130/0x360
[16036.680552][T19513]      netlink_unicast+0x449/0x710
[16036.680552][T19513]      netlink_sendmsg+0x723/0xbe0
[16036.680552][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16036.680552][T19513]      ___sys_sendmsg+0xee/0x170
[16036.680552][T19513]      __sys_sendmsg+0xcd/0x170
[16036.680552][T19513]      do_syscall_64+0xc6/0x1e0
[16036.680552][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16036.680552][T19513] 
[16046.839352][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16046.839820][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16046.839820][T19513]      netdev_get_by_index+0x5e/0x80
[16046.839820][T19513]      fib6_nh_init+0x3d8/0x15b0
[16046.839820][T19513]      ip6_route_info_create+0xf18/0x17d0
[16046.839820][T19513]      ip6_route_add+0x1c/0x140
[16046.839820][T19513]      addrconf_prefix_route+0x2a6/0x430
[16046.839820][T19513]      inet6_addr_add+0x4f8/0xa40
[16046.839820][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16046.839820][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16046.839820][T19513]      netlink_rcv_skb+0x130/0x360
[16046.839820][T19513]      netlink_unicast+0x449/0x710
[16046.839820][T19513]      netlink_sendmsg+0x723/0xbe0
[16046.839820][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16046.839820][T19513]      ___sys_sendmsg+0xee/0x170
[16046.839820][T19513]      __sys_sendmsg+0xcd/0x170
[16046.839820][T19513]      do_syscall_64+0xc6/0x1e0
[16046.839820][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16046.839820][T19513] 
[16046.842043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16046.842043][T19513]      netdev_get_by_index+0x5e/0x80
[16046.842043][T19513]      fib6_nh_init+0x3d8/0x15b0
[16046.842043][T19513]      ip6_route_info_create+0xf18/0x17d0
[16046.842043][T19513]      addrconf_f6i_alloc+0x315/0x560
[16046.842043][T19513]      ipv6_add_addr+0x411/0x2000
[16046.842043][T19513]      inet6_addr_add+0x30e/0xa40
[16046.842043][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16046.842043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16046.842043][T19513]      netlink_rcv_skb+0x130/0x360
[16046.842043][T19513]      netlink_unicast+0x449/0x710
[16046.842043][T19513]      netlink_sendmsg+0x723/0xbe0
[16046.842043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16046.842043][T19513]      ___sys_sendmsg+0xee/0x170
[16046.842043][T19513]      __sys_sendmsg+0xcd/0x170
[16046.842043][T19513]      do_syscall_64+0xc6/0x1e0
[16046.842043][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16046.842043][T19513] 
[16046.844254][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16046.844254][T19513]      netdev_get_by_index+0x5e/0x80
[16046.844254][T19513]      fib6_nh_init+0x3d8/0x15b0
[16046.844254][T19513]      ip6_route_info_create+0xf18/0x17d0
[16046.844254][T19513]      ip6_route_add+0x1c/0x140
[16046.844254][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16046.844254][T19513]      addrconf_add_dev+0xe2/0x170
[16046.844254][T19513]      inet6_addr_add+0x12f/0xa40
[16046.844254][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16046.844254][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16046.844254][T19513]      netlink_rcv_skb+0x130/0x360
[16046.844254][T19513]      netlink_unicast+0x449/0x710
[16046.844254][T19513]      netlink_sendmsg+0x723/0xbe0
[16046.844254][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16046.844254][T19513]      ___sys_sendmsg+0xee/0x170
[16046.844254][T19513]      __sys_sendmsg+0xcd/0x170
[16046.844254][T19513]      do_syscall_64+0xc6/0x1e0
[16046.844254][T19513] 
[16046.846442][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16046.846442][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16046.846442][T19513]      ipv6_find_idev+0x102/0x170
[16046.846442][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16046.846442][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16046.846442][T19513]      netlink_rcv_skb+0x130/0x360
[16046.846442][T19513]      netlink_unicast+0x449/0x710
[16046.846442][T19513]      netlink_sendmsg+0x723/0xbe0
[16046.846442][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16046.846442][T19513]      ___sys_sendmsg+0xee/0x170
[16046.846442][T19513]      __sys_sendmsg+0xcd/0x170
[16046.846442][T19513]      do_syscall_64+0xc6/0x1e0
[16046.846442][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16046.846442][T19513] 
[16046.848125][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16046.848125][T19513]      neigh_parms_alloc+0x1e5/0x510
[16046.848125][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16046.848125][T19513]      ipv6_find_idev+0x102/0x170
[16046.848125][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16046.848125][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16046.848125][T19513]      netlink_rcv_skb+0x130/0x360
[16046.848125][T19513]      netlink_unicast+0x449/0x710
[16046.848125][T19513]      netlink_sendmsg+0x723/0xbe0
[16046.848125][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16046.848125][T19513]      ___sys_sendmsg+0xee/0x170
[16046.848125][T19513]      __sys_sendmsg+0xcd/0x170
[16046.848125][T19513]      do_syscall_64+0xc6/0x1e0
[16046.848125][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16046.848125][T19513] 
[16056.887145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16056.887622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16056.887622][T19513]      netdev_get_by_index+0x5e/0x80
[16056.887622][T19513]      fib6_nh_init+0x3d8/0x15b0
[16056.887622][T19513]      ip6_route_info_create+0xf18/0x17d0
[16056.887622][T19513]      ip6_route_add+0x1c/0x140
[16056.887622][T19513]      addrconf_prefix_route+0x2a6/0x430
[16056.887622][T19513]      inet6_addr_add+0x4f8/0xa40
[16056.887622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16056.887622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16056.887622][T19513]      netlink_rcv_skb+0x130/0x360
[16056.887622][T19513]      netlink_unicast+0x449/0x710
[16056.887622][T19513]      netlink_sendmsg+0x723/0xbe0
[16056.887622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16056.887622][T19513]      ___sys_sendmsg+0xee/0x170
[16056.887622][T19513]      __sys_sendmsg+0xcd/0x170
[16056.887622][T19513]      do_syscall_64+0xc6/0x1e0
[16056.887622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16056.887622][T19513] 
[16056.889880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16056.889880][T19513]      netdev_get_by_index+0x5e/0x80
[16056.889880][T19513]      fib6_nh_init+0x3d8/0x15b0
[16056.889880][T19513]      ip6_route_info_create+0xf18/0x17d0
[16056.889880][T19513]      addrconf_f6i_alloc+0x315/0x560
[16056.889880][T19513]      ipv6_add_addr+0x411/0x2000
[16056.889880][T19513]      inet6_addr_add+0x30e/0xa40
[16056.889880][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16056.889880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16056.889880][T19513]      netlink_rcv_skb+0x130/0x360
[16056.889880][T19513]      netlink_unicast+0x449/0x710
[16056.889880][T19513]      netlink_sendmsg+0x723/0xbe0
[16056.889880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16056.889880][T19513]      ___sys_sendmsg+0xee/0x170
[16056.889880][T19513]      __sys_sendmsg+0xcd/0x170
[16056.889880][T19513]      do_syscall_64+0xc6/0x1e0
[16056.889880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16056.889880][T19513] 
[16056.892102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16056.892102][T19513]      netdev_get_by_index+0x5e/0x80
[16056.892102][T19513]      fib6_nh_init+0x3d8/0x15b0
[16056.892102][T19513]      ip6_route_info_create+0xf18/0x17d0
[16056.892102][T19513]      ip6_route_add+0x1c/0x140
[16056.892102][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16056.892102][T19513]      addrconf_add_dev+0xe2/0x170
[16056.892102][T19513]      inet6_addr_add+0x12f/0xa40
[16056.892102][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16056.892102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16056.892102][T19513]      netlink_rcv_skb+0x130/0x360
[16056.892102][T19513]      netlink_unicast+0x449/0x710
[16056.892102][T19513]      netlink_sendmsg+0x723/0xbe0
[16056.892102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16056.892102][T19513]      ___sys_sendmsg+0xee/0x170
[16056.892102][T19513]      __sys_sendmsg+0xcd/0x170
[16056.892102][T19513]      do_syscall_64+0xc6/0x1e0
[16056.892102][T19513] 
[16056.894295][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16056.894295][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16056.894295][T19513]      ipv6_find_idev+0x102/0x170
[16056.894295][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16056.894295][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16056.894295][T19513]      netlink_rcv_skb+0x130/0x360
[16056.894295][T19513]      netlink_unicast+0x449/0x710
[16056.894295][T19513]      netlink_sendmsg+0x723/0xbe0
[16056.894295][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16056.894295][T19513]      ___sys_sendmsg+0xee/0x170
[16056.894295][T19513]      __sys_sendmsg+0xcd/0x170
[16056.894295][T19513]      do_syscall_64+0xc6/0x1e0
[16056.894295][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16056.894295][T19513] 
[16056.895997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16056.895997][T19513]      neigh_parms_alloc+0x1e5/0x510
[16056.895997][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16056.895997][T19513]      ipv6_find_idev+0x102/0x170
[16056.895997][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16056.895997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16056.895997][T19513]      netlink_rcv_skb+0x130/0x360
[16056.895997][T19513]      netlink_unicast+0x449/0x710
[16056.895997][T19513]      netlink_sendmsg+0x723/0xbe0
[16056.895997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16056.895997][T19513]      ___sys_sendmsg+0xee/0x170
[16056.895997][T19513]      __sys_sendmsg+0xcd/0x170
[16056.895997][T19513]      do_syscall_64+0xc6/0x1e0
[16056.895997][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16056.895997][T19513] 
[16066.935162][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16066.935629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16066.935629][T19513]      netdev_get_by_index+0x5e/0x80
[16066.935629][T19513]      fib6_nh_init+0x3d8/0x15b0
[16066.935629][T19513]      ip6_route_info_create+0xf18/0x17d0
[16066.935629][T19513]      ip6_route_add+0x1c/0x140
[16066.935629][T19513]      addrconf_prefix_route+0x2a6/0x430
[16066.935629][T19513]      inet6_addr_add+0x4f8/0xa40
[16066.935629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16066.935629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16066.935629][T19513]      netlink_rcv_skb+0x130/0x360
[16066.935629][T19513]      netlink_unicast+0x449/0x710
[16066.935629][T19513]      netlink_sendmsg+0x723/0xbe0
[16066.935629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16066.935629][T19513]      ___sys_sendmsg+0xee/0x170
[16066.935629][T19513]      __sys_sendmsg+0xcd/0x170
[16066.935629][T19513]      do_syscall_64+0xc6/0x1e0
[16066.935629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16066.935629][T19513] 
[16066.937874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16066.937874][T19513]      netdev_get_by_index+0x5e/0x80
[16066.937874][T19513]      fib6_nh_init+0x3d8/0x15b0
[16066.937874][T19513]      ip6_route_info_create+0xf18/0x17d0
[16066.937874][T19513]      addrconf_f6i_alloc+0x315/0x560
[16066.937874][T19513]      ipv6_add_addr+0x411/0x2000
[16066.937874][T19513]      inet6_addr_add+0x30e/0xa40
[16066.937874][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16066.937874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16066.937874][T19513]      netlink_rcv_skb+0x130/0x360
[16066.937874][T19513]      netlink_unicast+0x449/0x710
[16066.937874][T19513]      netlink_sendmsg+0x723/0xbe0
[16066.937874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16066.937874][T19513]      ___sys_sendmsg+0xee/0x170
[16066.937874][T19513]      __sys_sendmsg+0xcd/0x170
[16066.937874][T19513]      do_syscall_64+0xc6/0x1e0
[16066.937874][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16066.937874][T19513] 
[16066.940110][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16066.940110][T19513]      netdev_get_by_index+0x5e/0x80
[16066.940110][T19513]      fib6_nh_init+0x3d8/0x15b0
[16066.940110][T19513]      ip6_route_info_create+0xf18/0x17d0
[16066.940110][T19513]      ip6_route_add+0x1c/0x140
[16066.940110][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16066.940110][T19513]      addrconf_add_dev+0xe2/0x170
[16066.940110][T19513]      inet6_addr_add+0x12f/0xa40
[16066.940110][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16066.940110][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16066.940110][T19513]      netlink_rcv_skb+0x130/0x360
[16066.940110][T19513]      netlink_unicast+0x449/0x710
[16066.940110][T19513]      netlink_sendmsg+0x723/0xbe0
[16066.940110][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16066.940110][T19513]      ___sys_sendmsg+0xee/0x170
[16066.940110][T19513]      __sys_sendmsg+0xcd/0x170
[16066.940110][T19513]      do_syscall_64+0xc6/0x1e0
[16066.940110][T19513] 
[16066.942286][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16066.942286][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16066.942286][T19513]      ipv6_find_idev+0x102/0x170
[16066.942286][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16066.942286][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16066.942286][T19513]      netlink_rcv_skb+0x130/0x360
[16066.942286][T19513]      netlink_unicast+0x449/0x710
[16066.942286][T19513]      netlink_sendmsg+0x723/0xbe0
[16066.942286][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16066.942286][T19513]      ___sys_sendmsg+0xee/0x170
[16066.942286][T19513]      __sys_sendmsg+0xcd/0x170
[16066.942286][T19513]      do_syscall_64+0xc6/0x1e0
[16066.942286][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16066.942286][T19513] 
[16066.944008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16066.944008][T19513]      neigh_parms_alloc+0x1e5/0x510
[16066.944008][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16066.944008][T19513]      ipv6_find_idev+0x102/0x170
[16066.944008][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16066.944008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16066.944008][T19513]      netlink_rcv_skb+0x130/0x360
[16066.944008][T19513]      netlink_unicast+0x449/0x710
[16066.944008][T19513]      netlink_sendmsg+0x723/0xbe0
[16066.944008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16066.944008][T19513]      ___sys_sendmsg+0xee/0x170
[16066.944008][T19513]      __sys_sendmsg+0xcd/0x170
[16066.944008][T19513]      do_syscall_64+0xc6/0x1e0
[16066.944008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16066.944008][T19513] 
[16077.183148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16077.183629][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16077.183629][T19513]      netdev_get_by_index+0x5e/0x80
[16077.183629][T19513]      fib6_nh_init+0x3d8/0x15b0
[16077.183629][T19513]      ip6_route_info_create+0xf18/0x17d0
[16077.183629][T19513]      ip6_route_add+0x1c/0x140
[16077.183629][T19513]      addrconf_prefix_route+0x2a6/0x430
[16077.183629][T19513]      inet6_addr_add+0x4f8/0xa40
[16077.183629][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16077.183629][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16077.183629][T19513]      netlink_rcv_skb+0x130/0x360
[16077.183629][T19513]      netlink_unicast+0x449/0x710
[16077.183629][T19513]      netlink_sendmsg+0x723/0xbe0
[16077.183629][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16077.183629][T19513]      ___sys_sendmsg+0xee/0x170
[16077.183629][T19513]      __sys_sendmsg+0xcd/0x170
[16077.183629][T19513]      do_syscall_64+0xc6/0x1e0
[16077.183629][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16077.183629][T19513] 
[16077.185873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16077.185873][T19513]      netdev_get_by_index+0x5e/0x80
[16077.185873][T19513]      fib6_nh_init+0x3d8/0x15b0
[16077.185873][T19513]      ip6_route_info_create+0xf18/0x17d0
[16077.185873][T19513]      addrconf_f6i_alloc+0x315/0x560
[16077.185873][T19513]      ipv6_add_addr+0x411/0x2000
[16077.185873][T19513]      inet6_addr_add+0x30e/0xa40
[16077.185873][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16077.185873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16077.185873][T19513]      netlink_rcv_skb+0x130/0x360
[16077.185873][T19513]      netlink_unicast+0x449/0x710
[16077.185873][T19513]      netlink_sendmsg+0x723/0xbe0
[16077.185873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16077.185873][T19513]      ___sys_sendmsg+0xee/0x170
[16077.185873][T19513]      __sys_sendmsg+0xcd/0x170
[16077.185873][T19513]      do_syscall_64+0xc6/0x1e0
[16077.185873][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16077.185873][T19513] 
[16077.188098][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16077.188098][T19513]      netdev_get_by_index+0x5e/0x80
[16077.188098][T19513]      fib6_nh_init+0x3d8/0x15b0
[16077.188098][T19513]      ip6_route_info_create+0xf18/0x17d0
[16077.188098][T19513]      ip6_route_add+0x1c/0x140
[16077.188098][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16077.188098][T19513]      addrconf_add_dev+0xe2/0x170
[16077.188098][T19513]      inet6_addr_add+0x12f/0xa40
[16077.188098][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16077.188098][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16077.188098][T19513]      netlink_rcv_skb+0x130/0x360
[16077.188098][T19513]      netlink_unicast+0x449/0x710
[16077.188098][T19513]      netlink_sendmsg+0x723/0xbe0
[16077.188098][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16077.188098][T19513]      ___sys_sendmsg+0xee/0x170
[16077.188098][T19513]      __sys_sendmsg+0xcd/0x170
[16077.188098][T19513]      do_syscall_64+0xc6/0x1e0
[16077.188098][T19513] 
[16077.190283][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16077.190283][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16077.190283][T19513]      ipv6_find_idev+0x102/0x170
[16077.190283][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16077.190283][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16077.190283][T19513]      netlink_rcv_skb+0x130/0x360
[16077.190283][T19513]      netlink_unicast+0x449/0x710
[16077.190283][T19513]      netlink_sendmsg+0x723/0xbe0
[16077.190283][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16077.190283][T19513]      ___sys_sendmsg+0xee/0x170
[16077.190283][T19513]      __sys_sendmsg+0xcd/0x170
[16077.190283][T19513]      do_syscall_64+0xc6/0x1e0
[16077.190283][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16077.190283][T19513] 
[16077.191990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16077.191990][T19513]      neigh_parms_alloc+0x1e5/0x510
[16077.191990][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16077.191990][T19513]      ipv6_find_idev+0x102/0x170
[16077.191990][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16077.191990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16077.191990][T19513]      netlink_rcv_skb+0x130/0x360
[16077.191990][T19513]      netlink_unicast+0x449/0x710
[16077.191990][T19513]      netlink_sendmsg+0x723/0xbe0
[16077.191990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16077.191990][T19513]      ___sys_sendmsg+0xee/0x170
[16077.191990][T19513]      __sys_sendmsg+0xcd/0x170
[16077.191990][T19513]      do_syscall_64+0xc6/0x1e0
[16077.191990][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16077.191990][T19513] 
[16087.431146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16087.431616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16087.431616][T19513]      netdev_get_by_index+0x5e/0x80
[16087.431616][T19513]      fib6_nh_init+0x3d8/0x15b0
[16087.431616][T19513]      ip6_route_info_create+0xf18/0x17d0
[16087.431616][T19513]      ip6_route_add+0x1c/0x140
[16087.431616][T19513]      addrconf_prefix_route+0x2a6/0x430
[16087.431616][T19513]      inet6_addr_add+0x4f8/0xa40
[16087.431616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16087.431616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16087.431616][T19513]      netlink_rcv_skb+0x130/0x360
[16087.431616][T19513]      netlink_unicast+0x449/0x710
[16087.431616][T19513]      netlink_sendmsg+0x723/0xbe0
[16087.431616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16087.431616][T19513]      ___sys_sendmsg+0xee/0x170
[16087.431616][T19513]      __sys_sendmsg+0xcd/0x170
[16087.431616][T19513]      do_syscall_64+0xc6/0x1e0
[16087.431616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16087.431616][T19513] 
[16087.433888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16087.433888][T19513]      netdev_get_by_index+0x5e/0x80
[16087.433888][T19513]      fib6_nh_init+0x3d8/0x15b0
[16087.433888][T19513]      ip6_route_info_create+0xf18/0x17d0
[16087.433888][T19513]      addrconf_f6i_alloc+0x315/0x560
[16087.433888][T19513]      ipv6_add_addr+0x411/0x2000
[16087.433888][T19513]      inet6_addr_add+0x30e/0xa40
[16087.433888][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16087.433888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16087.433888][T19513]      netlink_rcv_skb+0x130/0x360
[16087.433888][T19513]      netlink_unicast+0x449/0x710
[16087.433888][T19513]      netlink_sendmsg+0x723/0xbe0
[16087.433888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16087.433888][T19513]      ___sys_sendmsg+0xee/0x170
[16087.433888][T19513]      __sys_sendmsg+0xcd/0x170
[16087.433888][T19513]      do_syscall_64+0xc6/0x1e0
[16087.433888][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16087.433888][T19513] 
[16087.436120][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16087.436120][T19513]      netdev_get_by_index+0x5e/0x80
[16087.436120][T19513]      fib6_nh_init+0x3d8/0x15b0
[16087.436120][T19513]      ip6_route_info_create+0xf18/0x17d0
[16087.436120][T19513]      ip6_route_add+0x1c/0x140
[16087.436120][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16087.436120][T19513]      addrconf_add_dev+0xe2/0x170
[16087.436120][T19513]      inet6_addr_add+0x12f/0xa40
[16087.436120][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16087.436120][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16087.436120][T19513]      netlink_rcv_skb+0x130/0x360
[16087.436120][T19513]      netlink_unicast+0x449/0x710
[16087.436120][T19513]      netlink_sendmsg+0x723/0xbe0
[16087.436120][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16087.436120][T19513]      ___sys_sendmsg+0xee/0x170
[16087.436120][T19513]      __sys_sendmsg+0xcd/0x170
[16087.436120][T19513]      do_syscall_64+0xc6/0x1e0
[16087.436120][T19513] 
[16087.438408][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16087.438408][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16087.438408][T19513]      ipv6_find_idev+0x102/0x170
[16087.438408][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16087.438408][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16087.438408][T19513]      netlink_rcv_skb+0x130/0x360
[16087.438408][T19513]      netlink_unicast+0x449/0x710
[16087.438408][T19513]      netlink_sendmsg+0x723/0xbe0
[16087.438408][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16087.438408][T19513]      ___sys_sendmsg+0xee/0x170
[16087.438408][T19513]      __sys_sendmsg+0xcd/0x170
[16087.438408][T19513]      do_syscall_64+0xc6/0x1e0
[16087.438408][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16087.438408][T19513] 
[16087.440119][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16087.440119][T19513]      neigh_parms_alloc+0x1e5/0x510
[16087.440119][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16087.440119][T19513]      ipv6_find_idev+0x102/0x170
[16087.440119][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16087.440119][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16087.440119][T19513]      netlink_rcv_skb+0x130/0x360
[16087.440119][T19513]      netlink_unicast+0x449/0x710
[16087.440119][T19513]      netlink_sendmsg+0x723/0xbe0
[16087.440119][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16087.440119][T19513]      ___sys_sendmsg+0xee/0x170
[16087.440119][T19513]      __sys_sendmsg+0xcd/0x170
[16087.440119][T19513]      do_syscall_64+0xc6/0x1e0
[16087.440119][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16087.440119][T19513] 
[16097.535218][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16097.535615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16097.535615][T19513]      netdev_get_by_index+0x5e/0x80
[16097.535615][T19513]      fib6_nh_init+0x3d8/0x15b0
[16097.535615][T19513]      ip6_route_info_create+0xf18/0x17d0
[16097.535615][T19513]      ip6_route_add+0x1c/0x140
[16097.535615][T19513]      addrconf_prefix_route+0x2a6/0x430
[16097.535615][T19513]      inet6_addr_add+0x4f8/0xa40
[16097.535615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16097.535615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16097.535615][T19513]      netlink_rcv_skb+0x130/0x360
[16097.535615][T19513]      netlink_unicast+0x449/0x710
[16097.535615][T19513]      netlink_sendmsg+0x723/0xbe0
[16097.535615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16097.535615][T19513]      ___sys_sendmsg+0xee/0x170
[16097.535615][T19513]      __sys_sendmsg+0xcd/0x170
[16097.535615][T19513]      do_syscall_64+0xc6/0x1e0
[16097.535615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16097.535615][T19513] 
[16097.537870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16097.537870][T19513]      netdev_get_by_index+0x5e/0x80
[16097.537870][T19513]      fib6_nh_init+0x3d8/0x15b0
[16097.537870][T19513]      ip6_route_info_create+0xf18/0x17d0
[16097.537870][T19513]      addrconf_f6i_alloc+0x315/0x560
[16097.537870][T19513]      ipv6_add_addr+0x411/0x2000
[16097.537870][T19513]      inet6_addr_add+0x30e/0xa40
[16097.537870][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16097.537870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16097.537870][T19513]      netlink_rcv_skb+0x130/0x360
[16097.537870][T19513]      netlink_unicast+0x449/0x710
[16097.537870][T19513]      netlink_sendmsg+0x723/0xbe0
[16097.537870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16097.537870][T19513]      ___sys_sendmsg+0xee/0x170
[16097.537870][T19513]      __sys_sendmsg+0xcd/0x170
[16097.537870][T19513]      do_syscall_64+0xc6/0x1e0
[16097.537870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16097.537870][T19513] 
[16097.540099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16097.540099][T19513]      netdev_get_by_index+0x5e/0x80
[16097.540099][T19513]      fib6_nh_init+0x3d8/0x15b0
[16097.540099][T19513]      ip6_route_info_create+0xf18/0x17d0
[16097.540099][T19513]      ip6_route_add+0x1c/0x140
[16097.540099][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16097.540099][T19513]      addrconf_add_dev+0xe2/0x170
[16097.540099][T19513]      inet6_addr_add+0x12f/0xa40
[16097.540099][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16097.540099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16097.540099][T19513]      netlink_rcv_skb+0x130/0x360
[16097.540099][T19513]      netlink_unicast+0x449/0x710
[16097.540099][T19513]      netlink_sendmsg+0x723/0xbe0
[16097.540099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16097.540099][T19513]      ___sys_sendmsg+0xee/0x170
[16097.540099][T19513]      __sys_sendmsg+0xcd/0x170
[16097.540099][T19513]      do_syscall_64+0xc6/0x1e0
[16097.540099][T19513] 
[16097.542280][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16097.542280][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16097.542280][T19513]      ipv6_find_idev+0x102/0x170
[16097.542280][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16097.542280][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16097.542280][T19513]      netlink_rcv_skb+0x130/0x360
[16097.542280][T19513]      netlink_unicast+0x449/0x710
[16097.542280][T19513]      netlink_sendmsg+0x723/0xbe0
[16097.542280][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16097.542280][T19513]      ___sys_sendmsg+0xee/0x170
[16097.542280][T19513]      __sys_sendmsg+0xcd/0x170
[16097.542280][T19513]      do_syscall_64+0xc6/0x1e0
[16097.542280][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16097.542280][T19513] 
[16097.544016][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16097.544016][T19513]      neigh_parms_alloc+0x1e5/0x510
[16097.544016][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16097.544016][T19513]      ipv6_find_idev+0x102/0x170
[16097.544016][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16097.544016][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16097.544016][T19513]      netlink_rcv_skb+0x130/0x360
[16097.544016][T19513]      netlink_unicast+0x449/0x710
[16097.544016][T19513]      netlink_sendmsg+0x723/0xbe0
[16097.544016][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16097.544016][T19513]      ___sys_sendmsg+0xee/0x170
[16097.544016][T19513]      __sys_sendmsg+0xcd/0x170
[16097.544016][T19513]      do_syscall_64+0xc6/0x1e0
[16097.544016][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16097.544016][T19513] 
[16107.783170][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16107.783639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16107.783639][T19513]      netdev_get_by_index+0x5e/0x80
[16107.783639][T19513]      fib6_nh_init+0x3d8/0x15b0
[16107.783639][T19513]      ip6_route_info_create+0xf18/0x17d0
[16107.783639][T19513]      ip6_route_add+0x1c/0x140
[16107.783639][T19513]      addrconf_prefix_route+0x2a6/0x430
[16107.783639][T19513]      inet6_addr_add+0x4f8/0xa40
[16107.783639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16107.783639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16107.783639][T19513]      netlink_rcv_skb+0x130/0x360
[16107.783639][T19513]      netlink_unicast+0x449/0x710
[16107.783639][T19513]      netlink_sendmsg+0x723/0xbe0
[16107.783639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16107.783639][T19513]      ___sys_sendmsg+0xee/0x170
[16107.783639][T19513]      __sys_sendmsg+0xcd/0x170
[16107.783639][T19513]      do_syscall_64+0xc6/0x1e0
[16107.783639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16107.783639][T19513] 
[16107.785870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16107.785870][T19513]      netdev_get_by_index+0x5e/0x80
[16107.785870][T19513]      fib6_nh_init+0x3d8/0x15b0
[16107.785870][T19513]      ip6_route_info_create+0xf18/0x17d0
[16107.785870][T19513]      addrconf_f6i_alloc+0x315/0x560
[16107.785870][T19513]      ipv6_add_addr+0x411/0x2000
[16107.785870][T19513]      inet6_addr_add+0x30e/0xa40
[16107.785870][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16107.785870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16107.785870][T19513]      netlink_rcv_skb+0x130/0x360
[16107.785870][T19513]      netlink_unicast+0x449/0x710
[16107.785870][T19513]      netlink_sendmsg+0x723/0xbe0
[16107.785870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16107.785870][T19513]      ___sys_sendmsg+0xee/0x170
[16107.785870][T19513]      __sys_sendmsg+0xcd/0x170
[16107.785870][T19513]      do_syscall_64+0xc6/0x1e0
[16107.785870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16107.785870][T19513] 
[16107.788081][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16107.788081][T19513]      netdev_get_by_index+0x5e/0x80
[16107.788081][T19513]      fib6_nh_init+0x3d8/0x15b0
[16107.788081][T19513]      ip6_route_info_create+0xf18/0x17d0
[16107.788081][T19513]      ip6_route_add+0x1c/0x140
[16107.788081][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16107.788081][T19513]      addrconf_add_dev+0xe2/0x170
[16107.788081][T19513]      inet6_addr_add+0x12f/0xa40
[16107.788081][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16107.788081][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16107.788081][T19513]      netlink_rcv_skb+0x130/0x360
[16107.788081][T19513]      netlink_unicast+0x449/0x710
[16107.788081][T19513]      netlink_sendmsg+0x723/0xbe0
[16107.788081][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16107.788081][T19513]      ___sys_sendmsg+0xee/0x170
[16107.788081][T19513]      __sys_sendmsg+0xcd/0x170
[16107.788081][T19513]      do_syscall_64+0xc6/0x1e0
[16107.788081][T19513] 
[16107.790237][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16107.790237][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16107.790237][T19513]      ipv6_find_idev+0x102/0x170
[16107.790237][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16107.790237][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16107.790237][T19513]      netlink_rcv_skb+0x130/0x360
[16107.790237][T19513]      netlink_unicast+0x449/0x710
[16107.790237][T19513]      netlink_sendmsg+0x723/0xbe0
[16107.790237][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16107.790237][T19513]      ___sys_sendmsg+0xee/0x170
[16107.790237][T19513]      __sys_sendmsg+0xcd/0x170
[16107.790237][T19513]      do_syscall_64+0xc6/0x1e0
[16107.790237][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16107.790237][T19513] 
[16107.791927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16107.791927][T19513]      neigh_parms_alloc+0x1e5/0x510
[16107.791927][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16107.791927][T19513]      ipv6_find_idev+0x102/0x170
[16107.791927][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16107.791927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16107.791927][T19513]      netlink_rcv_skb+0x130/0x360
[16107.791927][T19513]      netlink_unicast+0x449/0x710
[16107.791927][T19513]      netlink_sendmsg+0x723/0xbe0
[16107.791927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16107.791927][T19513]      ___sys_sendmsg+0xee/0x170
[16107.791927][T19513]      __sys_sendmsg+0xcd/0x170
[16107.791927][T19513]      do_syscall_64+0xc6/0x1e0
[16107.791927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16107.791927][T19513] 
[16118.031230][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16118.031797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16118.031797][T19513]      netdev_get_by_index+0x5e/0x80
[16118.031797][T19513]      fib6_nh_init+0x3d8/0x15b0
[16118.031797][T19513]      ip6_route_info_create+0xf18/0x17d0
[16118.031797][T19513]      ip6_route_add+0x1c/0x140
[16118.031797][T19513]      addrconf_prefix_route+0x2a6/0x430
[16118.031797][T19513]      inet6_addr_add+0x4f8/0xa40
[16118.031797][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16118.031797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16118.031797][T19513]      netlink_rcv_skb+0x130/0x360
[16118.031797][T19513]      netlink_unicast+0x449/0x710
[16118.031797][T19513]      netlink_sendmsg+0x723/0xbe0
[16118.031797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16118.031797][T19513]      ___sys_sendmsg+0xee/0x170
[16118.031797][T19513]      __sys_sendmsg+0xcd/0x170
[16118.031797][T19513]      do_syscall_64+0xc6/0x1e0
[16118.031797][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16118.031797][T19513] 
[16118.034108][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16118.034108][T19513]      netdev_get_by_index+0x5e/0x80
[16118.034108][T19513]      fib6_nh_init+0x3d8/0x15b0
[16118.034108][T19513]      ip6_route_info_create+0xf18/0x17d0
[16118.034108][T19513]      addrconf_f6i_alloc+0x315/0x560
[16118.034108][T19513]      ipv6_add_addr+0x411/0x2000
[16118.034108][T19513]      inet6_addr_add+0x30e/0xa40
[16118.034108][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16118.034108][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16118.034108][T19513]      netlink_rcv_skb+0x130/0x360
[16118.034108][T19513]      netlink_unicast+0x449/0x710
[16118.034108][T19513]      netlink_sendmsg+0x723/0xbe0
[16118.034108][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16118.034108][T19513]      ___sys_sendmsg+0xee/0x170
[16118.034108][T19513]      __sys_sendmsg+0xcd/0x170
[16118.034108][T19513]      do_syscall_64+0xc6/0x1e0
[16118.034108][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16118.034108][T19513] 
[16118.036337][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16118.036337][T19513]      netdev_get_by_index+0x5e/0x80
[16118.036337][T19513]      fib6_nh_init+0x3d8/0x15b0
[16118.036337][T19513]      ip6_route_info_create+0xf18/0x17d0
[16118.036337][T19513]      ip6_route_add+0x1c/0x140
[16118.036337][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16118.036337][T19513]      addrconf_add_dev+0xe2/0x170
[16118.036337][T19513]      inet6_addr_add+0x12f/0xa40
[16118.036337][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16118.036337][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16118.036337][T19513]      netlink_rcv_skb+0x130/0x360
[16118.036337][T19513]      netlink_unicast+0x449/0x710
[16118.036337][T19513]      netlink_sendmsg+0x723/0xbe0
[16118.036337][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16118.036337][T19513]      ___sys_sendmsg+0xee/0x170
[16118.036337][T19513]      __sys_sendmsg+0xcd/0x170
[16118.036337][T19513]      do_syscall_64+0xc6/0x1e0
[16118.036337][T19513] 
[16118.038520][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16118.038520][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16118.038520][T19513]      ipv6_find_idev+0x102/0x170
[16118.038520][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16118.038520][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16118.038520][T19513]      netlink_rcv_skb+0x130/0x360
[16118.038520][T19513]      netlink_unicast+0x449/0x710
[16118.038520][T19513]      netlink_sendmsg+0x723/0xbe0
[16118.038520][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16118.038520][T19513]      ___sys_sendmsg+0xee/0x170
[16118.038520][T19513]      __sys_sendmsg+0xcd/0x170
[16118.038520][T19513]      do_syscall_64+0xc6/0x1e0
[16118.038520][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16118.038520][T19513] 
[16118.040239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16118.040239][T19513]      neigh_parms_alloc+0x1e5/0x510
[16118.040239][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16118.040239][T19513]      ipv6_find_idev+0x102/0x170
[16118.040239][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16118.040239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16118.040239][T19513]      netlink_rcv_skb+0x130/0x360
[16118.040239][T19513]      netlink_unicast+0x449/0x710
[16118.040239][T19513]      netlink_sendmsg+0x723/0xbe0
[16118.040239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16118.040239][T19513]      ___sys_sendmsg+0xee/0x170
[16118.040239][T19513]      __sys_sendmsg+0xcd/0x170
[16118.040239][T19513]      do_syscall_64+0xc6/0x1e0
[16118.040239][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16118.040239][T19513] 
[16128.279093][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16128.279499][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16128.279499][T19513]      netdev_get_by_index+0x5e/0x80
[16128.279499][T19513]      fib6_nh_init+0x3d8/0x15b0
[16128.279499][T19513]      ip6_route_info_create+0xf18/0x17d0
[16128.279499][T19513]      ip6_route_add+0x1c/0x140
[16128.279499][T19513]      addrconf_prefix_route+0x2a6/0x430
[16128.279499][T19513]      inet6_addr_add+0x4f8/0xa40
[16128.279499][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16128.279499][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16128.279499][T19513]      netlink_rcv_skb+0x130/0x360
[16128.279499][T19513]      netlink_unicast+0x449/0x710
[16128.279499][T19513]      netlink_sendmsg+0x723/0xbe0
[16128.279499][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16128.279499][T19513]      ___sys_sendmsg+0xee/0x170
[16128.279499][T19513]      __sys_sendmsg+0xcd/0x170
[16128.279499][T19513]      do_syscall_64+0xc6/0x1e0
[16128.279499][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16128.279499][T19513] 
[16128.281756][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16128.281756][T19513]      netdev_get_by_index+0x5e/0x80
[16128.281756][T19513]      fib6_nh_init+0x3d8/0x15b0
[16128.281756][T19513]      ip6_route_info_create+0xf18/0x17d0
[16128.281756][T19513]      addrconf_f6i_alloc+0x315/0x560
[16128.281756][T19513]      ipv6_add_addr+0x411/0x2000
[16128.281756][T19513]      inet6_addr_add+0x30e/0xa40
[16128.281756][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16128.281756][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16128.281756][T19513]      netlink_rcv_skb+0x130/0x360
[16128.281756][T19513]      netlink_unicast+0x449/0x710
[16128.281756][T19513]      netlink_sendmsg+0x723/0xbe0
[16128.281756][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16128.281756][T19513]      ___sys_sendmsg+0xee/0x170
[16128.281756][T19513]      __sys_sendmsg+0xcd/0x170
[16128.281756][T19513]      do_syscall_64+0xc6/0x1e0
[16128.281756][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16128.281756][T19513] 
[16128.284024][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16128.284024][T19513]      netdev_get_by_index+0x5e/0x80
[16128.284024][T19513]      fib6_nh_init+0x3d8/0x15b0
[16128.284024][T19513]      ip6_route_info_create+0xf18/0x17d0
[16128.284024][T19513]      ip6_route_add+0x1c/0x140
[16128.284024][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16128.284024][T19513]      addrconf_add_dev+0xe2/0x170
[16128.284024][T19513]      inet6_addr_add+0x12f/0xa40
[16128.284024][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16128.284024][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16128.284024][T19513]      netlink_rcv_skb+0x130/0x360
[16128.284024][T19513]      netlink_unicast+0x449/0x710
[16128.284024][T19513]      netlink_sendmsg+0x723/0xbe0
[16128.284024][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16128.284024][T19513]      ___sys_sendmsg+0xee/0x170
[16128.284024][T19513]      __sys_sendmsg+0xcd/0x170
[16128.284024][T19513]      do_syscall_64+0xc6/0x1e0
[16128.284024][T19513] 
[16128.286231][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16128.286231][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16128.286231][T19513]      ipv6_find_idev+0x102/0x170
[16128.286231][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16128.286231][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16128.286231][T19513]      netlink_rcv_skb+0x130/0x360
[16128.286231][T19513]      netlink_unicast+0x449/0x710
[16128.286231][T19513]      netlink_sendmsg+0x723/0xbe0
[16128.286231][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16128.286231][T19513]      ___sys_sendmsg+0xee/0x170
[16128.286231][T19513]      __sys_sendmsg+0xcd/0x170
[16128.286231][T19513]      do_syscall_64+0xc6/0x1e0
[16128.286231][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16128.286231][T19513] 
[16128.287956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16128.287956][T19513]      neigh_parms_alloc+0x1e5/0x510
[16128.287956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16128.287956][T19513]      ipv6_find_idev+0x102/0x170
[16128.287956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16128.287956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16128.287956][T19513]      netlink_rcv_skb+0x130/0x360
[16128.287956][T19513]      netlink_unicast+0x449/0x710
[16128.287956][T19513]      netlink_sendmsg+0x723/0xbe0
[16128.287956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16128.287956][T19513]      ___sys_sendmsg+0xee/0x170
[16128.287956][T19513]      __sys_sendmsg+0xcd/0x170
[16128.287956][T19513]      do_syscall_64+0xc6/0x1e0
[16128.287956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16128.287956][T19513] 
[16138.527220][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16138.527785][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16138.527785][T19513]      netdev_get_by_index+0x5e/0x80
[16138.527785][T19513]      fib6_nh_init+0x3d8/0x15b0
[16138.527785][T19513]      ip6_route_info_create+0xf18/0x17d0
[16138.527785][T19513]      ip6_route_add+0x1c/0x140
[16138.527785][T19513]      addrconf_prefix_route+0x2a6/0x430
[16138.527785][T19513]      inet6_addr_add+0x4f8/0xa40
[16138.527785][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16138.527785][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16138.527785][T19513]      netlink_rcv_skb+0x130/0x360
[16138.527785][T19513]      netlink_unicast+0x449/0x710
[16138.527785][T19513]      netlink_sendmsg+0x723/0xbe0
[16138.527785][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16138.527785][T19513]      ___sys_sendmsg+0xee/0x170
[16138.527785][T19513]      __sys_sendmsg+0xcd/0x170
[16138.527785][T19513]      do_syscall_64+0xc6/0x1e0
[16138.527785][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16138.527785][T19513] 
[16138.530054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16138.530054][T19513]      netdev_get_by_index+0x5e/0x80
[16138.530054][T19513]      fib6_nh_init+0x3d8/0x15b0
[16138.530054][T19513]      ip6_route_info_create+0xf18/0x17d0
[16138.530054][T19513]      addrconf_f6i_alloc+0x315/0x560
[16138.530054][T19513]      ipv6_add_addr+0x411/0x2000
[16138.530054][T19513]      inet6_addr_add+0x30e/0xa40
[16138.530054][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16138.530054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16138.530054][T19513]      netlink_rcv_skb+0x130/0x360
[16138.530054][T19513]      netlink_unicast+0x449/0x710
[16138.530054][T19513]      netlink_sendmsg+0x723/0xbe0
[16138.530054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16138.530054][T19513]      ___sys_sendmsg+0xee/0x170
[16138.530054][T19513]      __sys_sendmsg+0xcd/0x170
[16138.530054][T19513]      do_syscall_64+0xc6/0x1e0
[16138.530054][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16138.530054][T19513] 
[16138.532291][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16138.532291][T19513]      netdev_get_by_index+0x5e/0x80
[16138.532291][T19513]      fib6_nh_init+0x3d8/0x15b0
[16138.532291][T19513]      ip6_route_info_create+0xf18/0x17d0
[16138.532291][T19513]      ip6_route_add+0x1c/0x140
[16138.532291][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16138.532291][T19513]      addrconf_add_dev+0xe2/0x170
[16138.532291][T19513]      inet6_addr_add+0x12f/0xa40
[16138.532291][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16138.532291][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16138.532291][T19513]      netlink_rcv_skb+0x130/0x360
[16138.532291][T19513]      netlink_unicast+0x449/0x710
[16138.532291][T19513]      netlink_sendmsg+0x723/0xbe0
[16138.532291][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16138.532291][T19513]      ___sys_sendmsg+0xee/0x170
[16138.532291][T19513]      __sys_sendmsg+0xcd/0x170
[16138.532291][T19513]      do_syscall_64+0xc6/0x1e0
[16138.532291][T19513] 
[16138.534506][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16138.534506][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16138.534506][T19513]      ipv6_find_idev+0x102/0x170
[16138.534506][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16138.534506][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16138.534506][T19513]      netlink_rcv_skb+0x130/0x360
[16138.534506][T19513]      netlink_unicast+0x449/0x710
[16138.534506][T19513]      netlink_sendmsg+0x723/0xbe0
[16138.534506][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16138.534506][T19513]      ___sys_sendmsg+0xee/0x170
[16138.534506][T19513]      __sys_sendmsg+0xcd/0x170
[16138.534506][T19513]      do_syscall_64+0xc6/0x1e0
[16138.534506][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16138.534506][T19513] 
[16138.536189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16138.536189][T19513]      neigh_parms_alloc+0x1e5/0x510
[16138.536189][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16138.536189][T19513]      ipv6_find_idev+0x102/0x170
[16138.536189][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16138.536189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16138.536189][T19513]      netlink_rcv_skb+0x130/0x360
[16138.536189][T19513]      netlink_unicast+0x449/0x710
[16138.536189][T19513]      netlink_sendmsg+0x723/0xbe0
[16138.536189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16138.536189][T19513]      ___sys_sendmsg+0xee/0x170
[16138.536189][T19513]      __sys_sendmsg+0xcd/0x170
[16138.536189][T19513]      do_syscall_64+0xc6/0x1e0
[16138.536189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16138.536189][T19513] 
[16148.767231][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16148.767860][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16148.767860][T19513]      netdev_get_by_index+0x5e/0x80
[16148.767860][T19513]      fib6_nh_init+0x3d8/0x15b0
[16148.767860][T19513]      ip6_route_info_create+0xf18/0x17d0
[16148.767860][T19513]      ip6_route_add+0x1c/0x140
[16148.767860][T19513]      addrconf_prefix_route+0x2a6/0x430
[16148.767860][T19513]      inet6_addr_add+0x4f8/0xa40
[16148.767860][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16148.767860][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16148.767860][T19513]      netlink_rcv_skb+0x130/0x360
[16148.767860][T19513]      netlink_unicast+0x449/0x710
[16148.767860][T19513]      netlink_sendmsg+0x723/0xbe0
[16148.767860][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16148.767860][T19513]      ___sys_sendmsg+0xee/0x170
[16148.767860][T19513]      __sys_sendmsg+0xcd/0x170
[16148.767860][T19513]      do_syscall_64+0xc6/0x1e0
[16148.767860][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16148.767860][T19513] 
[16148.770119][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16148.770119][T19513]      netdev_get_by_index+0x5e/0x80
[16148.770119][T19513]      fib6_nh_init+0x3d8/0x15b0
[16148.770119][T19513]      ip6_route_info_create+0xf18/0x17d0
[16148.770119][T19513]      addrconf_f6i_alloc+0x315/0x560
[16148.770119][T19513]      ipv6_add_addr+0x411/0x2000
[16148.770119][T19513]      inet6_addr_add+0x30e/0xa40
[16148.770119][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16148.770119][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16148.770119][T19513]      netlink_rcv_skb+0x130/0x360
[16148.770119][T19513]      netlink_unicast+0x449/0x710
[16148.770119][T19513]      netlink_sendmsg+0x723/0xbe0
[16148.770119][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16148.770119][T19513]      ___sys_sendmsg+0xee/0x170
[16148.770119][T19513]      __sys_sendmsg+0xcd/0x170
[16148.770119][T19513]      do_syscall_64+0xc6/0x1e0
[16148.770119][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16148.770119][T19513] 
[16148.772384][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16148.772384][T19513]      netdev_get_by_index+0x5e/0x80
[16148.772384][T19513]      fib6_nh_init+0x3d8/0x15b0
[16148.772384][T19513]      ip6_route_info_create+0xf18/0x17d0
[16148.772384][T19513]      ip6_route_add+0x1c/0x140
[16148.772384][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16148.772384][T19513]      addrconf_add_dev+0xe2/0x170
[16148.772384][T19513]      inet6_addr_add+0x12f/0xa40
[16148.772384][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16148.772384][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16148.772384][T19513]      netlink_rcv_skb+0x130/0x360
[16148.772384][T19513]      netlink_unicast+0x449/0x710
[16148.772384][T19513]      netlink_sendmsg+0x723/0xbe0
[16148.772384][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16148.772384][T19513]      ___sys_sendmsg+0xee/0x170
[16148.772384][T19513]      __sys_sendmsg+0xcd/0x170
[16148.772384][T19513]      do_syscall_64+0xc6/0x1e0
[16148.772384][T19513] 
[16148.774587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16148.774587][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16148.774587][T19513]      ipv6_find_idev+0x102/0x170
[16148.774587][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16148.774587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16148.774587][T19513]      netlink_rcv_skb+0x130/0x360
[16148.774587][T19513]      netlink_unicast+0x449/0x710
[16148.774587][T19513]      netlink_sendmsg+0x723/0xbe0
[16148.774587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16148.774587][T19513]      ___sys_sendmsg+0xee/0x170
[16148.774587][T19513]      __sys_sendmsg+0xcd/0x170
[16148.774587][T19513]      do_syscall_64+0xc6/0x1e0
[16148.774587][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16148.774587][T19513] 
[16148.776272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16148.776272][T19513]      neigh_parms_alloc+0x1e5/0x510
[16148.776272][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16148.776272][T19513]      ipv6_find_idev+0x102/0x170
[16148.776272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16148.776272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16148.776272][T19513]      netlink_rcv_skb+0x130/0x360
[16148.776272][T19513]      netlink_unicast+0x449/0x710
[16148.776272][T19513]      netlink_sendmsg+0x723/0xbe0
[16148.776272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16148.776272][T19513]      ___sys_sendmsg+0xee/0x170
[16148.776272][T19513]      __sys_sendmsg+0xcd/0x170
[16148.776272][T19513]      do_syscall_64+0xc6/0x1e0
[16148.776272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16148.776272][T19513] 
[16159.015249][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16159.016409][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16159.016409][T19513]      netdev_get_by_index+0x5e/0x80
[16159.016409][T19513]      fib6_nh_init+0x3d8/0x15b0
[16159.016409][T19513]      ip6_route_info_create+0xf18/0x17d0
[16159.016409][T19513]      ip6_route_add+0x1c/0x140
[16159.016409][T19513]      addrconf_prefix_route+0x2a6/0x430
[16159.016409][T19513]      inet6_addr_add+0x4f8/0xa40
[16159.016409][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16159.016409][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16159.016409][T19513]      netlink_rcv_skb+0x130/0x360
[16159.016409][T19513]      netlink_unicast+0x449/0x710
[16159.016409][T19513]      netlink_sendmsg+0x723/0xbe0
[16159.016409][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16159.016409][T19513]      ___sys_sendmsg+0xee/0x170
[16159.016409][T19513]      __sys_sendmsg+0xcd/0x170
[16159.016409][T19513]      do_syscall_64+0xc6/0x1e0
[16159.016409][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16159.016409][T19513] 
[16159.018731][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16159.018731][T19513]      netdev_get_by_index+0x5e/0x80
[16159.018731][T19513]      fib6_nh_init+0x3d8/0x15b0
[16159.018731][T19513]      ip6_route_info_create+0xf18/0x17d0
[16159.018731][T19513]      addrconf_f6i_alloc+0x315/0x560
[16159.018731][T19513]      ipv6_add_addr+0x411/0x2000
[16159.018731][T19513]      inet6_addr_add+0x30e/0xa40
[16159.018731][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16159.018731][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16159.018731][T19513]      netlink_rcv_skb+0x130/0x360
[16159.018731][T19513]      netlink_unicast+0x449/0x710
[16159.018731][T19513]      netlink_sendmsg+0x723/0xbe0
[16159.018731][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16159.018731][T19513]      ___sys_sendmsg+0xee/0x170
[16159.018731][T19513]      __sys_sendmsg+0xcd/0x170
[16159.018731][T19513]      do_syscall_64+0xc6/0x1e0
[16159.018731][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16159.018731][T19513] 
[16159.020915][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16159.020915][T19513]      netdev_get_by_index+0x5e/0x80
[16159.020915][T19513]      fib6_nh_init+0x3d8/0x15b0
[16159.020915][T19513]      ip6_route_info_create+0xf18/0x17d0
[16159.020915][T19513]      ip6_route_add+0x1c/0x140
[16159.020915][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16159.020915][T19513]      addrconf_add_dev+0xe2/0x170
[16159.020915][T19513]      inet6_addr_add+0x12f/0xa40
[16159.020915][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16159.020915][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16159.020915][T19513]      netlink_rcv_skb+0x130/0x360
[16159.020915][T19513]      netlink_unicast+0x449/0x710
[16159.020915][T19513]      netlink_sendmsg+0x723/0xbe0
[16159.020915][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16159.020915][T19513]      ___sys_sendmsg+0xee/0x170
[16159.020915][T19513]      __sys_sendmsg+0xcd/0x170
[16159.020915][T19513]      do_syscall_64+0xc6/0x1e0
[16159.020915][T19513] 
[16159.023221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16159.023221][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16159.023221][T19513]      ipv6_find_idev+0x102/0x170
[16159.023221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16159.023221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16159.023221][T19513]      netlink_rcv_skb+0x130/0x360
[16159.023221][T19513]      netlink_unicast+0x449/0x710
[16159.023221][T19513]      netlink_sendmsg+0x723/0xbe0
[16159.023221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16159.023221][T19513]      ___sys_sendmsg+0xee/0x170
[16159.023221][T19513]      __sys_sendmsg+0xcd/0x170
[16159.023221][T19513]      do_syscall_64+0xc6/0x1e0
[16159.023221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16159.023221][T19513] 
[16159.024908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16159.024908][T19513]      neigh_parms_alloc+0x1e5/0x510
[16159.024908][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16159.024908][T19513]      ipv6_find_idev+0x102/0x170
[16159.024908][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16159.024908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16159.024908][T19513]      netlink_rcv_skb+0x130/0x360
[16159.024908][T19513]      netlink_unicast+0x449/0x710
[16159.024908][T19513]      netlink_sendmsg+0x723/0xbe0
[16159.024908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16159.024908][T19513]      ___sys_sendmsg+0xee/0x170
[16159.024908][T19513]      __sys_sendmsg+0xcd/0x170
[16159.024908][T19513]      do_syscall_64+0xc6/0x1e0
[16159.024908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16159.024908][T19513] 
[16169.263243][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16169.263813][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16169.263813][T19513]      netdev_get_by_index+0x5e/0x80
[16169.263813][T19513]      fib6_nh_init+0x3d8/0x15b0
[16169.263813][T19513]      ip6_route_info_create+0xf18/0x17d0
[16169.263813][T19513]      ip6_route_add+0x1c/0x140
[16169.263813][T19513]      addrconf_prefix_route+0x2a6/0x430
[16169.263813][T19513]      inet6_addr_add+0x4f8/0xa40
[16169.263813][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16169.263813][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16169.263813][T19513]      netlink_rcv_skb+0x130/0x360
[16169.263813][T19513]      netlink_unicast+0x449/0x710
[16169.263813][T19513]      netlink_sendmsg+0x723/0xbe0
[16169.263813][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16169.263813][T19513]      ___sys_sendmsg+0xee/0x170
[16169.263813][T19513]      __sys_sendmsg+0xcd/0x170
[16169.263813][T19513]      do_syscall_64+0xc6/0x1e0
[16169.263813][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16169.263813][T19513] 
[16169.266003][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16169.266003][T19513]      netdev_get_by_index+0x5e/0x80
[16169.266003][T19513]      fib6_nh_init+0x3d8/0x15b0
[16169.266003][T19513]      ip6_route_info_create+0xf18/0x17d0
[16169.266003][T19513]      addrconf_f6i_alloc+0x315/0x560
[16169.266003][T19513]      ipv6_add_addr+0x411/0x2000
[16169.266003][T19513]      inet6_addr_add+0x30e/0xa40
[16169.266003][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16169.266003][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16169.266003][T19513]      netlink_rcv_skb+0x130/0x360
[16169.266003][T19513]      netlink_unicast+0x449/0x710
[16169.266003][T19513]      netlink_sendmsg+0x723/0xbe0
[16169.266003][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16169.266003][T19513]      ___sys_sendmsg+0xee/0x170
[16169.266003][T19513]      __sys_sendmsg+0xcd/0x170
[16169.266003][T19513]      do_syscall_64+0xc6/0x1e0
[16169.266003][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16169.266003][T19513] 
[16169.268289][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16169.268289][T19513]      netdev_get_by_index+0x5e/0x80
[16169.268289][T19513]      fib6_nh_init+0x3d8/0x15b0
[16169.268289][T19513]      ip6_route_info_create+0xf18/0x17d0
[16169.268289][T19513]      ip6_route_add+0x1c/0x140
[16169.268289][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16169.268289][T19513]      addrconf_add_dev+0xe2/0x170
[16169.268289][T19513]      inet6_addr_add+0x12f/0xa40
[16169.268289][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16169.268289][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16169.268289][T19513]      netlink_rcv_skb+0x130/0x360
[16169.268289][T19513]      netlink_unicast+0x449/0x710
[16169.268289][T19513]      netlink_sendmsg+0x723/0xbe0
[16169.268289][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16169.268289][T19513]      ___sys_sendmsg+0xee/0x170
[16169.268289][T19513]      __sys_sendmsg+0xcd/0x170
[16169.268289][T19513]      do_syscall_64+0xc6/0x1e0
[16169.268289][T19513] 
[16169.270484][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16169.270484][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16169.270484][T19513]      ipv6_find_idev+0x102/0x170
[16169.270484][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16169.270484][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16169.270484][T19513]      netlink_rcv_skb+0x130/0x360
[16169.270484][T19513]      netlink_unicast+0x449/0x710
[16169.270484][T19513]      netlink_sendmsg+0x723/0xbe0
[16169.270484][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16169.270484][T19513]      ___sys_sendmsg+0xee/0x170
[16169.270484][T19513]      __sys_sendmsg+0xcd/0x170
[16169.270484][T19513]      do_syscall_64+0xc6/0x1e0
[16169.270484][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16169.270484][T19513] 
[16169.272175][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16169.272175][T19513]      neigh_parms_alloc+0x1e5/0x510
[16169.272175][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16169.272175][T19513]      ipv6_find_idev+0x102/0x170
[16169.272175][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16169.272175][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16169.272175][T19513]      netlink_rcv_skb+0x130/0x360
[16169.272175][T19513]      netlink_unicast+0x449/0x710
[16169.272175][T19513]      netlink_sendmsg+0x723/0xbe0
[16169.272175][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16169.272175][T19513]      ___sys_sendmsg+0xee/0x170
[16169.272175][T19513]      __sys_sendmsg+0xcd/0x170
[16169.272175][T19513]      do_syscall_64+0xc6/0x1e0
[16169.272175][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16169.272175][T19513] 
[16179.511214][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16179.511815][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16179.511815][T19513]      netdev_get_by_index+0x5e/0x80
[16179.511815][T19513]      fib6_nh_init+0x3d8/0x15b0
[16179.511815][T19513]      ip6_route_info_create+0xf18/0x17d0
[16179.511815][T19513]      ip6_route_add+0x1c/0x140
[16179.511815][T19513]      addrconf_prefix_route+0x2a6/0x430
[16179.511815][T19513]      inet6_addr_add+0x4f8/0xa40
[16179.511815][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16179.511815][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16179.511815][T19513]      netlink_rcv_skb+0x130/0x360
[16179.511815][T19513]      netlink_unicast+0x449/0x710
[16179.511815][T19513]      netlink_sendmsg+0x723/0xbe0
[16179.511815][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16179.511815][T19513]      ___sys_sendmsg+0xee/0x170
[16179.511815][T19513]      __sys_sendmsg+0xcd/0x170
[16179.511815][T19513]      do_syscall_64+0xc6/0x1e0
[16179.511815][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16179.511815][T19513] 
[16179.514118][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16179.514118][T19513]      netdev_get_by_index+0x5e/0x80
[16179.514118][T19513]      fib6_nh_init+0x3d8/0x15b0
[16179.514118][T19513]      ip6_route_info_create+0xf18/0x17d0
[16179.514118][T19513]      addrconf_f6i_alloc+0x315/0x560
[16179.514118][T19513]      ipv6_add_addr+0x411/0x2000
[16179.514118][T19513]      inet6_addr_add+0x30e/0xa40
[16179.514118][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16179.514118][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16179.514118][T19513]      netlink_rcv_skb+0x130/0x360
[16179.514118][T19513]      netlink_unicast+0x449/0x710
[16179.514118][T19513]      netlink_sendmsg+0x723/0xbe0
[16179.514118][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16179.514118][T19513]      ___sys_sendmsg+0xee/0x170
[16179.514118][T19513]      __sys_sendmsg+0xcd/0x170
[16179.514118][T19513]      do_syscall_64+0xc6/0x1e0
[16179.514118][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16179.514118][T19513] 
[16179.516261][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16179.516261][T19513]      netdev_get_by_index+0x5e/0x80
[16179.516261][T19513]      fib6_nh_init+0x3d8/0x15b0
[16179.516261][T19513]      ip6_route_info_create+0xf18/0x17d0
[16179.516261][T19513]      ip6_route_add+0x1c/0x140
[16179.516261][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16179.516261][T19513]      addrconf_add_dev+0xe2/0x170
[16179.516261][T19513]      inet6_addr_add+0x12f/0xa40
[16179.516261][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16179.516261][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16179.516261][T19513]      netlink_rcv_skb+0x130/0x360
[16179.516261][T19513]      netlink_unicast+0x449/0x710
[16179.516261][T19513]      netlink_sendmsg+0x723/0xbe0
[16179.516261][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16179.516261][T19513]      ___sys_sendmsg+0xee/0x170
[16179.516261][T19513]      __sys_sendmsg+0xcd/0x170
[16179.516261][T19513]      do_syscall_64+0xc6/0x1e0
[16179.516261][T19513] 
[16179.518407][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16179.518407][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16179.518407][T19513]      ipv6_find_idev+0x102/0x170
[16179.518407][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16179.518407][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16179.518407][T19513]      netlink_rcv_skb+0x130/0x360
[16179.518407][T19513]      netlink_unicast+0x449/0x710
[16179.518407][T19513]      netlink_sendmsg+0x723/0xbe0
[16179.518407][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16179.518407][T19513]      ___sys_sendmsg+0xee/0x170
[16179.518407][T19513]      __sys_sendmsg+0xcd/0x170
[16179.518407][T19513]      do_syscall_64+0xc6/0x1e0
[16179.518407][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16179.518407][T19513] 
[16179.520165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16179.520165][T19513]      neigh_parms_alloc+0x1e5/0x510
[16179.520165][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16179.520165][T19513]      ipv6_find_idev+0x102/0x170
[16179.520165][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16179.520165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16179.520165][T19513]      netlink_rcv_skb+0x130/0x360
[16179.520165][T19513]      netlink_unicast+0x449/0x710
[16179.520165][T19513]      netlink_sendmsg+0x723/0xbe0
[16179.520165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16179.520165][T19513]      ___sys_sendmsg+0xee/0x170
[16179.520165][T19513]      __sys_sendmsg+0xcd/0x170
[16179.520165][T19513]      do_syscall_64+0xc6/0x1e0
[16179.520165][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16179.520165][T19513] 
[16189.759247][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16189.759827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16189.759827][T19513]      netdev_get_by_index+0x5e/0x80
[16189.759827][T19513]      fib6_nh_init+0x3d8/0x15b0
[16189.759827][T19513]      ip6_route_info_create+0xf18/0x17d0
[16189.759827][T19513]      ip6_route_add+0x1c/0x140
[16189.759827][T19513]      addrconf_prefix_route+0x2a6/0x430
[16189.759827][T19513]      inet6_addr_add+0x4f8/0xa40
[16189.759827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16189.759827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16189.759827][T19513]      netlink_rcv_skb+0x130/0x360
[16189.759827][T19513]      netlink_unicast+0x449/0x710
[16189.759827][T19513]      netlink_sendmsg+0x723/0xbe0
[16189.759827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16189.759827][T19513]      ___sys_sendmsg+0xee/0x170
[16189.759827][T19513]      __sys_sendmsg+0xcd/0x170
[16189.759827][T19513]      do_syscall_64+0xc6/0x1e0
[16189.759827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16189.759827][T19513] 
[16189.762049][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16189.762049][T19513]      netdev_get_by_index+0x5e/0x80
[16189.762049][T19513]      fib6_nh_init+0x3d8/0x15b0
[16189.762049][T19513]      ip6_route_info_create+0xf18/0x17d0
[16189.762049][T19513]      addrconf_f6i_alloc+0x315/0x560
[16189.762049][T19513]      ipv6_add_addr+0x411/0x2000
[16189.762049][T19513]      inet6_addr_add+0x30e/0xa40
[16189.762049][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16189.762049][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16189.762049][T19513]      netlink_rcv_skb+0x130/0x360
[16189.762049][T19513]      netlink_unicast+0x449/0x710
[16189.762049][T19513]      netlink_sendmsg+0x723/0xbe0
[16189.762049][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16189.762049][T19513]      ___sys_sendmsg+0xee/0x170
[16189.762049][T19513]      __sys_sendmsg+0xcd/0x170
[16189.762049][T19513]      do_syscall_64+0xc6/0x1e0
[16189.762049][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16189.762049][T19513] 
[16189.764286][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16189.764286][T19513]      netdev_get_by_index+0x5e/0x80
[16189.764286][T19513]      fib6_nh_init+0x3d8/0x15b0
[16189.764286][T19513]      ip6_route_info_create+0xf18/0x17d0
[16189.764286][T19513]      ip6_route_add+0x1c/0x140
[16189.764286][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16189.764286][T19513]      addrconf_add_dev+0xe2/0x170
[16189.764286][T19513]      inet6_addr_add+0x12f/0xa40
[16189.764286][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16189.764286][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16189.764286][T19513]      netlink_rcv_skb+0x130/0x360
[16189.764286][T19513]      netlink_unicast+0x449/0x710
[16189.764286][T19513]      netlink_sendmsg+0x723/0xbe0
[16189.764286][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16189.764286][T19513]      ___sys_sendmsg+0xee/0x170
[16189.764286][T19513]      __sys_sendmsg+0xcd/0x170
[16189.764286][T19513]      do_syscall_64+0xc6/0x1e0
[16189.764286][T19513] 
[16189.766908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16189.766908][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16189.766908][T19513]      ipv6_find_idev+0x102/0x170
[16189.766908][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16189.766908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16189.766908][T19513]      netlink_rcv_skb+0x130/0x360
[16189.766908][T19513]      netlink_unicast+0x449/0x710
[16189.766908][T19513]      netlink_sendmsg+0x723/0xbe0
[16189.766908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16189.766908][T19513]      ___sys_sendmsg+0xee/0x170
[16189.766908][T19513]      __sys_sendmsg+0xcd/0x170
[16189.766908][T19513]      do_syscall_64+0xc6/0x1e0
[16189.766908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16189.766908][T19513] 
[16189.768557][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16189.768557][T19513]      neigh_parms_alloc+0x1e5/0x510
[16189.768557][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16189.768557][T19513]      ipv6_find_idev+0x102/0x170
[16189.768557][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16189.768557][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16189.768557][T19513]      netlink_rcv_skb+0x130/0x360
[16189.768557][T19513]      netlink_unicast+0x449/0x710
[16189.768557][T19513]      netlink_sendmsg+0x723/0xbe0
[16189.768557][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16189.768557][T19513]      ___sys_sendmsg+0xee/0x170
[16189.768557][T19513]      __sys_sendmsg+0xcd/0x170
[16189.768557][T19513]      do_syscall_64+0xc6/0x1e0
[16189.768557][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16189.768557][T19513] 
[16200.007231][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16200.007828][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16200.007828][T19513]      netdev_get_by_index+0x5e/0x80
[16200.007828][T19513]      fib6_nh_init+0x3d8/0x15b0
[16200.007828][T19513]      ip6_route_info_create+0xf18/0x17d0
[16200.007828][T19513]      ip6_route_add+0x1c/0x140
[16200.007828][T19513]      addrconf_prefix_route+0x2a6/0x430
[16200.007828][T19513]      inet6_addr_add+0x4f8/0xa40
[16200.007828][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16200.007828][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16200.007828][T19513]      netlink_rcv_skb+0x130/0x360
[16200.007828][T19513]      netlink_unicast+0x449/0x710
[16200.007828][T19513]      netlink_sendmsg+0x723/0xbe0
[16200.007828][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16200.007828][T19513]      ___sys_sendmsg+0xee/0x170
[16200.007828][T19513]      __sys_sendmsg+0xcd/0x170
[16200.007828][T19513]      do_syscall_64+0xc6/0x1e0
[16200.007828][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16200.007828][T19513] 
[16200.010203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16200.010203][T19513]      netdev_get_by_index+0x5e/0x80
[16200.010203][T19513]      fib6_nh_init+0x3d8/0x15b0
[16200.010203][T19513]      ip6_route_info_create+0xf18/0x17d0
[16200.010203][T19513]      addrconf_f6i_alloc+0x315/0x560
[16200.010203][T19513]      ipv6_add_addr+0x411/0x2000
[16200.010203][T19513]      inet6_addr_add+0x30e/0xa40
[16200.010203][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16200.010203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16200.010203][T19513]      netlink_rcv_skb+0x130/0x360
[16200.010203][T19513]      netlink_unicast+0x449/0x710
[16200.010203][T19513]      netlink_sendmsg+0x723/0xbe0
[16200.010203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16200.010203][T19513]      ___sys_sendmsg+0xee/0x170
[16200.010203][T19513]      __sys_sendmsg+0xcd/0x170
[16200.010203][T19513]      do_syscall_64+0xc6/0x1e0
[16200.010203][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16200.010203][T19513] 
[16200.012508][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16200.012508][T19513]      netdev_get_by_index+0x5e/0x80
[16200.012508][T19513]      fib6_nh_init+0x3d8/0x15b0
[16200.012508][T19513]      ip6_route_info_create+0xf18/0x17d0
[16200.012508][T19513]      ip6_route_add+0x1c/0x140
[16200.012508][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16200.012508][T19513]      addrconf_add_dev+0xe2/0x170
[16200.012508][T19513]      inet6_addr_add+0x12f/0xa40
[16200.012508][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16200.012508][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16200.012508][T19513]      netlink_rcv_skb+0x130/0x360
[16200.012508][T19513]      netlink_unicast+0x449/0x710
[16200.012508][T19513]      netlink_sendmsg+0x723/0xbe0
[16200.012508][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16200.012508][T19513]      ___sys_sendmsg+0xee/0x170
[16200.012508][T19513]      __sys_sendmsg+0xcd/0x170
[16200.012508][T19513]      do_syscall_64+0xc6/0x1e0
[16200.012508][T19513] 
[16200.014661][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16200.014661][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16200.014661][T19513]      ipv6_find_idev+0x102/0x170
[16200.014661][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16200.014661][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16200.014661][T19513]      netlink_rcv_skb+0x130/0x360
[16200.014661][T19513]      netlink_unicast+0x449/0x710
[16200.014661][T19513]      netlink_sendmsg+0x723/0xbe0
[16200.014661][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16200.014661][T19513]      ___sys_sendmsg+0xee/0x170
[16200.014661][T19513]      __sys_sendmsg+0xcd/0x170
[16200.014661][T19513]      do_syscall_64+0xc6/0x1e0
[16200.014661][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16200.014661][T19513] 
[16200.016316][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16200.016316][T19513]      neigh_parms_alloc+0x1e5/0x510
[16200.016316][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16200.016316][T19513]      ipv6_find_idev+0x102/0x170
[16200.016316][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16200.016316][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16200.016316][T19513]      netlink_rcv_skb+0x130/0x360
[16200.016316][T19513]      netlink_unicast+0x449/0x710
[16200.016316][T19513]      netlink_sendmsg+0x723/0xbe0
[16200.016316][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16200.016316][T19513]      ___sys_sendmsg+0xee/0x170
[16200.016316][T19513]      __sys_sendmsg+0xcd/0x170
[16200.016316][T19513]      do_syscall_64+0xc6/0x1e0
[16200.016316][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16200.016316][T19513] 
[16210.119212][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16210.119699][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16210.119699][T19513]      netdev_get_by_index+0x5e/0x80
[16210.119699][T19513]      fib6_nh_init+0x3d8/0x15b0
[16210.119699][T19513]      ip6_route_info_create+0xf18/0x17d0
[16210.119699][T19513]      ip6_route_add+0x1c/0x140
[16210.119699][T19513]      addrconf_prefix_route+0x2a6/0x430
[16210.119699][T19513]      inet6_addr_add+0x4f8/0xa40
[16210.119699][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16210.119699][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16210.119699][T19513]      netlink_rcv_skb+0x130/0x360
[16210.119699][T19513]      netlink_unicast+0x449/0x710
[16210.119699][T19513]      netlink_sendmsg+0x723/0xbe0
[16210.119699][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16210.119699][T19513]      ___sys_sendmsg+0xee/0x170
[16210.119699][T19513]      __sys_sendmsg+0xcd/0x170
[16210.119699][T19513]      do_syscall_64+0xc6/0x1e0
[16210.119699][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16210.119699][T19513] 
[16210.121908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16210.121908][T19513]      netdev_get_by_index+0x5e/0x80
[16210.121908][T19513]      fib6_nh_init+0x3d8/0x15b0
[16210.121908][T19513]      ip6_route_info_create+0xf18/0x17d0
[16210.121908][T19513]      addrconf_f6i_alloc+0x315/0x560
[16210.121908][T19513]      ipv6_add_addr+0x411/0x2000
[16210.121908][T19513]      inet6_addr_add+0x30e/0xa40
[16210.121908][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16210.121908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16210.121908][T19513]      netlink_rcv_skb+0x130/0x360
[16210.121908][T19513]      netlink_unicast+0x449/0x710
[16210.121908][T19513]      netlink_sendmsg+0x723/0xbe0
[16210.121908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16210.121908][T19513]      ___sys_sendmsg+0xee/0x170
[16210.121908][T19513]      __sys_sendmsg+0xcd/0x170
[16210.121908][T19513]      do_syscall_64+0xc6/0x1e0
[16210.121908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16210.121908][T19513] 
[16210.124126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16210.124126][T19513]      netdev_get_by_index+0x5e/0x80
[16210.124126][T19513]      fib6_nh_init+0x3d8/0x15b0
[16210.124126][T19513]      ip6_route_info_create+0xf18/0x17d0
[16210.124126][T19513]      ip6_route_add+0x1c/0x140
[16210.124126][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16210.124126][T19513]      addrconf_add_dev+0xe2/0x170
[16210.124126][T19513]      inet6_addr_add+0x12f/0xa40
[16210.124126][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16210.124126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16210.124126][T19513]      netlink_rcv_skb+0x130/0x360
[16210.124126][T19513]      netlink_unicast+0x449/0x710
[16210.124126][T19513]      netlink_sendmsg+0x723/0xbe0
[16210.124126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16210.124126][T19513]      ___sys_sendmsg+0xee/0x170
[16210.124126][T19513]      __sys_sendmsg+0xcd/0x170
[16210.124126][T19513]      do_syscall_64+0xc6/0x1e0
[16210.124126][T19513] 
[16210.126245][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16210.126245][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16210.126245][T19513]      ipv6_find_idev+0x102/0x170
[16210.126245][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16210.126245][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16210.126245][T19513]      netlink_rcv_skb+0x130/0x360
[16210.126245][T19513]      netlink_unicast+0x449/0x710
[16210.126245][T19513]      netlink_sendmsg+0x723/0xbe0
[16210.126245][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16210.126245][T19513]      ___sys_sendmsg+0xee/0x170
[16210.126245][T19513]      __sys_sendmsg+0xcd/0x170
[16210.126245][T19513]      do_syscall_64+0xc6/0x1e0
[16210.126245][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16210.126245][T19513] 
[16210.127911][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16210.127911][T19513]      neigh_parms_alloc+0x1e5/0x510
[16210.127911][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16210.127911][T19513]      ipv6_find_idev+0x102/0x170
[16210.127911][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16210.127911][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16210.127911][T19513]      netlink_rcv_skb+0x130/0x360
[16210.127911][T19513]      netlink_unicast+0x449/0x710
[16210.127911][T19513]      netlink_sendmsg+0x723/0xbe0
[16210.127911][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16210.127911][T19513]      ___sys_sendmsg+0xee/0x170
[16210.127911][T19513]      __sys_sendmsg+0xcd/0x170
[16210.127911][T19513]      do_syscall_64+0xc6/0x1e0
[16210.127911][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16210.127911][T19513] 
[16220.375197][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16220.375770][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16220.375770][T19513]      netdev_get_by_index+0x5e/0x80
[16220.375770][T19513]      fib6_nh_init+0x3d8/0x15b0
[16220.375770][T19513]      ip6_route_info_create+0xf18/0x17d0
[16220.375770][T19513]      ip6_route_add+0x1c/0x140
[16220.375770][T19513]      addrconf_prefix_route+0x2a6/0x430
[16220.375770][T19513]      inet6_addr_add+0x4f8/0xa40
[16220.375770][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16220.375770][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16220.375770][T19513]      netlink_rcv_skb+0x130/0x360
[16220.375770][T19513]      netlink_unicast+0x449/0x710
[16220.375770][T19513]      netlink_sendmsg+0x723/0xbe0
[16220.375770][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16220.375770][T19513]      ___sys_sendmsg+0xee/0x170
[16220.375770][T19513]      __sys_sendmsg+0xcd/0x170
[16220.375770][T19513]      do_syscall_64+0xc6/0x1e0
[16220.375770][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16220.375770][T19513] 
[16220.377982][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16220.377982][T19513]      netdev_get_by_index+0x5e/0x80
[16220.377982][T19513]      fib6_nh_init+0x3d8/0x15b0
[16220.377982][T19513]      ip6_route_info_create+0xf18/0x17d0
[16220.377982][T19513]      addrconf_f6i_alloc+0x315/0x560
[16220.377982][T19513]      ipv6_add_addr+0x411/0x2000
[16220.377982][T19513]      inet6_addr_add+0x30e/0xa40
[16220.377982][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16220.377982][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16220.377982][T19513]      netlink_rcv_skb+0x130/0x360
[16220.377982][T19513]      netlink_unicast+0x449/0x710
[16220.377982][T19513]      netlink_sendmsg+0x723/0xbe0
[16220.377982][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16220.377982][T19513]      ___sys_sendmsg+0xee/0x170
[16220.377982][T19513]      __sys_sendmsg+0xcd/0x170
[16220.377982][T19513]      do_syscall_64+0xc6/0x1e0
[16220.377982][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16220.377982][T19513] 
[16220.380157][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16220.380157][T19513]      netdev_get_by_index+0x5e/0x80
[16220.380157][T19513]      fib6_nh_init+0x3d8/0x15b0
[16220.380157][T19513]      ip6_route_info_create+0xf18/0x17d0
[16220.380157][T19513]      ip6_route_add+0x1c/0x140
[16220.380157][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16220.380157][T19513]      addrconf_add_dev+0xe2/0x170
[16220.380157][T19513]      inet6_addr_add+0x12f/0xa40
[16220.380157][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16220.380157][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16220.380157][T19513]      netlink_rcv_skb+0x130/0x360
[16220.380157][T19513]      netlink_unicast+0x449/0x710
[16220.380157][T19513]      netlink_sendmsg+0x723/0xbe0
[16220.380157][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16220.380157][T19513]      ___sys_sendmsg+0xee/0x170
[16220.380157][T19513]      __sys_sendmsg+0xcd/0x170
[16220.380157][T19513]      do_syscall_64+0xc6/0x1e0
[16220.380157][T19513] 
[16220.382350][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16220.382350][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16220.382350][T19513]      ipv6_find_idev+0x102/0x170
[16220.382350][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16220.382350][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16220.382350][T19513]      netlink_rcv_skb+0x130/0x360
[16220.382350][T19513]      netlink_unicast+0x449/0x710
[16220.382350][T19513]      netlink_sendmsg+0x723/0xbe0
[16220.382350][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16220.382350][T19513]      ___sys_sendmsg+0xee/0x170
[16220.382350][T19513]      __sys_sendmsg+0xcd/0x170
[16220.382350][T19513]      do_syscall_64+0xc6/0x1e0
[16220.382350][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16220.382350][T19513] 
[16220.384054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16220.384054][T19513]      neigh_parms_alloc+0x1e5/0x510
[16220.384054][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16220.384054][T19513]      ipv6_find_idev+0x102/0x170
[16220.384054][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16220.384054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16220.384054][T19513]      netlink_rcv_skb+0x130/0x360
[16220.384054][T19513]      netlink_unicast+0x449/0x710
[16220.384054][T19513]      netlink_sendmsg+0x723/0xbe0
[16220.384054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16220.384054][T19513]      ___sys_sendmsg+0xee/0x170
[16220.384054][T19513]      __sys_sendmsg+0xcd/0x170
[16220.384054][T19513]      do_syscall_64+0xc6/0x1e0
[16220.384054][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16220.384054][T19513] 
[16230.631184][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16230.631737][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16230.631737][T19513]      netdev_get_by_index+0x5e/0x80
[16230.631737][T19513]      fib6_nh_init+0x3d8/0x15b0
[16230.631737][T19513]      ip6_route_info_create+0xf18/0x17d0
[16230.631737][T19513]      ip6_route_add+0x1c/0x140
[16230.631737][T19513]      addrconf_prefix_route+0x2a6/0x430
[16230.631737][T19513]      inet6_addr_add+0x4f8/0xa40
[16230.631737][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16230.631737][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16230.631737][T19513]      netlink_rcv_skb+0x130/0x360
[16230.631737][T19513]      netlink_unicast+0x449/0x710
[16230.631737][T19513]      netlink_sendmsg+0x723/0xbe0
[16230.631737][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16230.631737][T19513]      ___sys_sendmsg+0xee/0x170
[16230.631737][T19513]      __sys_sendmsg+0xcd/0x170
[16230.631737][T19513]      do_syscall_64+0xc6/0x1e0
[16230.631737][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16230.631737][T19513] 
[16230.634102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16230.634102][T19513]      netdev_get_by_index+0x5e/0x80
[16230.634102][T19513]      fib6_nh_init+0x3d8/0x15b0
[16230.634102][T19513]      ip6_route_info_create+0xf18/0x17d0
[16230.634102][T19513]      addrconf_f6i_alloc+0x315/0x560
[16230.634102][T19513]      ipv6_add_addr+0x411/0x2000
[16230.634102][T19513]      inet6_addr_add+0x30e/0xa40
[16230.634102][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16230.634102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16230.634102][T19513]      netlink_rcv_skb+0x130/0x360
[16230.634102][T19513]      netlink_unicast+0x449/0x710
[16230.634102][T19513]      netlink_sendmsg+0x723/0xbe0
[16230.634102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16230.634102][T19513]      ___sys_sendmsg+0xee/0x170
[16230.634102][T19513]      __sys_sendmsg+0xcd/0x170
[16230.634102][T19513]      do_syscall_64+0xc6/0x1e0
[16230.634102][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16230.634102][T19513] 
[16230.636369][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16230.636369][T19513]      netdev_get_by_index+0x5e/0x80
[16230.636369][T19513]      fib6_nh_init+0x3d8/0x15b0
[16230.636369][T19513]      ip6_route_info_create+0xf18/0x17d0
[16230.636369][T19513]      ip6_route_add+0x1c/0x140
[16230.636369][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16230.636369][T19513]      addrconf_add_dev+0xe2/0x170
[16230.636369][T19513]      inet6_addr_add+0x12f/0xa40
[16230.636369][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16230.636369][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16230.636369][T19513]      netlink_rcv_skb+0x130/0x360
[16230.636369][T19513]      netlink_unicast+0x449/0x710
[16230.636369][T19513]      netlink_sendmsg+0x723/0xbe0
[16230.636369][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16230.636369][T19513]      ___sys_sendmsg+0xee/0x170
[16230.636369][T19513]      __sys_sendmsg+0xcd/0x170
[16230.636369][T19513]      do_syscall_64+0xc6/0x1e0
[16230.636369][T19513] 
[16230.639182][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16230.639182][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16230.639182][T19513]      ipv6_find_idev+0x102/0x170
[16230.639182][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16230.639182][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16230.639182][T19513]      netlink_rcv_skb+0x130/0x360
[16230.639182][T19513]      netlink_unicast+0x449/0x710
[16230.639182][T19513]      netlink_sendmsg+0x723/0xbe0
[16230.639182][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16230.639182][T19513]      ___sys_sendmsg+0xee/0x170
[16230.639182][T19513]      __sys_sendmsg+0xcd/0x170
[16230.639182][T19513]      do_syscall_64+0xc6/0x1e0
[16230.639182][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16230.639182][T19513] 
[16230.640932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16230.640932][T19513]      neigh_parms_alloc+0x1e5/0x510
[16230.640932][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16230.640932][T19513]      ipv6_find_idev+0x102/0x170
[16230.640932][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16230.640932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16230.640932][T19513]      netlink_rcv_skb+0x130/0x360
[16230.640932][T19513]      netlink_unicast+0x449/0x710
[16230.640932][T19513]      netlink_sendmsg+0x723/0xbe0
[16230.640932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16230.640932][T19513]      ___sys_sendmsg+0xee/0x170
[16230.640932][T19513]      __sys_sendmsg+0xcd/0x170
[16230.640932][T19513]      do_syscall_64+0xc6/0x1e0
[16230.640932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16230.640932][T19513] 
[16240.895234][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16240.895901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16240.895901][T19513]      netdev_get_by_index+0x5e/0x80
[16240.895901][T19513]      fib6_nh_init+0x3d8/0x15b0
[16240.895901][T19513]      ip6_route_info_create+0xf18/0x17d0
[16240.895901][T19513]      ip6_route_add+0x1c/0x140
[16240.895901][T19513]      addrconf_prefix_route+0x2a6/0x430
[16240.895901][T19513]      inet6_addr_add+0x4f8/0xa40
[16240.895901][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16240.895901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16240.895901][T19513]      netlink_rcv_skb+0x130/0x360
[16240.895901][T19513]      netlink_unicast+0x449/0x710
[16240.895901][T19513]      netlink_sendmsg+0x723/0xbe0
[16240.895901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16240.895901][T19513]      ___sys_sendmsg+0xee/0x170
[16240.895901][T19513]      __sys_sendmsg+0xcd/0x170
[16240.895901][T19513]      do_syscall_64+0xc6/0x1e0
[16240.895901][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16240.895901][T19513] 
[16240.898200][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16240.898200][T19513]      netdev_get_by_index+0x5e/0x80
[16240.898200][T19513]      fib6_nh_init+0x3d8/0x15b0
[16240.898200][T19513]      ip6_route_info_create+0xf18/0x17d0
[16240.898200][T19513]      addrconf_f6i_alloc+0x315/0x560
[16240.898200][T19513]      ipv6_add_addr+0x411/0x2000
[16240.898200][T19513]      inet6_addr_add+0x30e/0xa40
[16240.898200][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16240.898200][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16240.898200][T19513]      netlink_rcv_skb+0x130/0x360
[16240.898200][T19513]      netlink_unicast+0x449/0x710
[16240.898200][T19513]      netlink_sendmsg+0x723/0xbe0
[16240.898200][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16240.898200][T19513]      ___sys_sendmsg+0xee/0x170
[16240.898200][T19513]      __sys_sendmsg+0xcd/0x170
[16240.898200][T19513]      do_syscall_64+0xc6/0x1e0
[16240.898200][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16240.898200][T19513] 
[16240.901069][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16240.901069][T19513]      netdev_get_by_index+0x5e/0x80
[16240.901069][T19513]      fib6_nh_init+0x3d8/0x15b0
[16240.901069][T19513]      ip6_route_info_create+0xf18/0x17d0
[16240.901069][T19513]      ip6_route_add+0x1c/0x140
[16240.901069][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16240.901069][T19513]      addrconf_add_dev+0xe2/0x170
[16240.901069][T19513]      inet6_addr_add+0x12f/0xa40
[16240.901069][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16240.901069][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16240.901069][T19513]      netlink_rcv_skb+0x130/0x360
[16240.901069][T19513]      netlink_unicast+0x449/0x710
[16240.901069][T19513]      netlink_sendmsg+0x723/0xbe0
[16240.901069][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16240.901069][T19513]      ___sys_sendmsg+0xee/0x170
[16240.901069][T19513]      __sys_sendmsg+0xcd/0x170
[16240.901069][T19513]      do_syscall_64+0xc6/0x1e0
[16240.901069][T19513] 
[16240.903313][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16240.903313][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16240.903313][T19513]      ipv6_find_idev+0x102/0x170
[16240.903313][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16240.903313][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16240.903313][T19513]      netlink_rcv_skb+0x130/0x360
[16240.903313][T19513]      netlink_unicast+0x449/0x710
[16240.903313][T19513]      netlink_sendmsg+0x723/0xbe0
[16240.903313][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16240.903313][T19513]      ___sys_sendmsg+0xee/0x170
[16240.903313][T19513]      __sys_sendmsg+0xcd/0x170
[16240.903313][T19513]      do_syscall_64+0xc6/0x1e0
[16240.903313][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16240.903313][T19513] 
[16240.905074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16240.905074][T19513]      neigh_parms_alloc+0x1e5/0x510
[16240.905074][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16240.905074][T19513]      ipv6_find_idev+0x102/0x170
[16240.905074][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16240.905074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16240.905074][T19513]      netlink_rcv_skb+0x130/0x360
[16240.905074][T19513]      netlink_unicast+0x449/0x710
[16240.905074][T19513]      netlink_sendmsg+0x723/0xbe0
[16240.905074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16240.905074][T19513]      ___sys_sendmsg+0xee/0x170
[16240.905074][T19513]      __sys_sendmsg+0xcd/0x170
[16240.905074][T19513]      do_syscall_64+0xc6/0x1e0
[16240.905074][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16240.905074][T19513] 
[16250.975193][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16250.975750][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16250.975750][T19513]      netdev_get_by_index+0x5e/0x80
[16250.975750][T19513]      fib6_nh_init+0x3d8/0x15b0
[16250.975750][T19513]      ip6_route_info_create+0xf18/0x17d0
[16250.975750][T19513]      ip6_route_add+0x1c/0x140
[16250.975750][T19513]      addrconf_prefix_route+0x2a6/0x430
[16250.975750][T19513]      inet6_addr_add+0x4f8/0xa40
[16250.975750][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16250.975750][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16250.975750][T19513]      netlink_rcv_skb+0x130/0x360
[16250.975750][T19513]      netlink_unicast+0x449/0x710
[16250.975750][T19513]      netlink_sendmsg+0x723/0xbe0
[16250.975750][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16250.975750][T19513]      ___sys_sendmsg+0xee/0x170
[16250.975750][T19513]      __sys_sendmsg+0xcd/0x170
[16250.975750][T19513]      do_syscall_64+0xc6/0x1e0
[16250.975750][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16250.975750][T19513] 
[16250.977978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16250.977978][T19513]      netdev_get_by_index+0x5e/0x80
[16250.977978][T19513]      fib6_nh_init+0x3d8/0x15b0
[16250.977978][T19513]      ip6_route_info_create+0xf18/0x17d0
[16250.977978][T19513]      addrconf_f6i_alloc+0x315/0x560
[16250.977978][T19513]      ipv6_add_addr+0x411/0x2000
[16250.977978][T19513]      inet6_addr_add+0x30e/0xa40
[16250.977978][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16250.977978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16250.977978][T19513]      netlink_rcv_skb+0x130/0x360
[16250.977978][T19513]      netlink_unicast+0x449/0x710
[16250.977978][T19513]      netlink_sendmsg+0x723/0xbe0
[16250.977978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16250.977978][T19513]      ___sys_sendmsg+0xee/0x170
[16250.977978][T19513]      __sys_sendmsg+0xcd/0x170
[16250.977978][T19513]      do_syscall_64+0xc6/0x1e0
[16250.977978][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16250.977978][T19513] 
[16250.980151][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16250.980151][T19513]      netdev_get_by_index+0x5e/0x80
[16250.980151][T19513]      fib6_nh_init+0x3d8/0x15b0
[16250.980151][T19513]      ip6_route_info_create+0xf18/0x17d0
[16250.980151][T19513]      ip6_route_add+0x1c/0x140
[16250.980151][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16250.980151][T19513]      addrconf_add_dev+0xe2/0x170
[16250.980151][T19513]      inet6_addr_add+0x12f/0xa40
[16250.980151][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16250.980151][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16250.980151][T19513]      netlink_rcv_skb+0x130/0x360
[16250.980151][T19513]      netlink_unicast+0x449/0x710
[16250.980151][T19513]      netlink_sendmsg+0x723/0xbe0
[16250.980151][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16250.980151][T19513]      ___sys_sendmsg+0xee/0x170
[16250.980151][T19513]      __sys_sendmsg+0xcd/0x170
[16250.980151][T19513]      do_syscall_64+0xc6/0x1e0
[16250.980151][T19513] 
[16250.982265][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16250.982265][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16250.982265][T19513]      ipv6_find_idev+0x102/0x170
[16250.982265][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16250.982265][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16250.982265][T19513]      netlink_rcv_skb+0x130/0x360
[16250.982265][T19513]      netlink_unicast+0x449/0x710
[16250.982265][T19513]      netlink_sendmsg+0x723/0xbe0
[16250.982265][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16250.982265][T19513]      ___sys_sendmsg+0xee/0x170
[16250.982265][T19513]      __sys_sendmsg+0xcd/0x170
[16250.982265][T19513]      do_syscall_64+0xc6/0x1e0
[16250.982265][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16250.982265][T19513] 
[16250.983907][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16250.983907][T19513]      neigh_parms_alloc+0x1e5/0x510
[16250.983907][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16250.983907][T19513]      ipv6_find_idev+0x102/0x170
[16250.983907][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16250.983907][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16250.983907][T19513]      netlink_rcv_skb+0x130/0x360
[16250.983907][T19513]      netlink_unicast+0x449/0x710
[16250.983907][T19513]      netlink_sendmsg+0x723/0xbe0
[16250.983907][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16250.983907][T19513]      ___sys_sendmsg+0xee/0x170
[16250.983907][T19513]      __sys_sendmsg+0xcd/0x170
[16250.983907][T19513]      do_syscall_64+0xc6/0x1e0
[16250.983907][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16250.983907][T19513] 
[16261.223182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16261.223660][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16261.223660][T19513]      netdev_get_by_index+0x5e/0x80
[16261.223660][T19513]      fib6_nh_init+0x3d8/0x15b0
[16261.223660][T19513]      ip6_route_info_create+0xf18/0x17d0
[16261.223660][T19513]      ip6_route_add+0x1c/0x140
[16261.223660][T19513]      addrconf_prefix_route+0x2a6/0x430
[16261.223660][T19513]      inet6_addr_add+0x4f8/0xa40
[16261.223660][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16261.223660][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16261.223660][T19513]      netlink_rcv_skb+0x130/0x360
[16261.223660][T19513]      netlink_unicast+0x449/0x710
[16261.223660][T19513]      netlink_sendmsg+0x723/0xbe0
[16261.223660][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16261.223660][T19513]      ___sys_sendmsg+0xee/0x170
[16261.223660][T19513]      __sys_sendmsg+0xcd/0x170
[16261.223660][T19513]      do_syscall_64+0xc6/0x1e0
[16261.223660][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16261.223660][T19513] 
[16261.225892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16261.225892][T19513]      netdev_get_by_index+0x5e/0x80
[16261.225892][T19513]      fib6_nh_init+0x3d8/0x15b0
[16261.225892][T19513]      ip6_route_info_create+0xf18/0x17d0
[16261.225892][T19513]      addrconf_f6i_alloc+0x315/0x560
[16261.225892][T19513]      ipv6_add_addr+0x411/0x2000
[16261.225892][T19513]      inet6_addr_add+0x30e/0xa40
[16261.225892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16261.225892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16261.225892][T19513]      netlink_rcv_skb+0x130/0x360
[16261.225892][T19513]      netlink_unicast+0x449/0x710
[16261.225892][T19513]      netlink_sendmsg+0x723/0xbe0
[16261.225892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16261.225892][T19513]      ___sys_sendmsg+0xee/0x170
[16261.225892][T19513]      __sys_sendmsg+0xcd/0x170
[16261.225892][T19513]      do_syscall_64+0xc6/0x1e0
[16261.225892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16261.225892][T19513] 
[16261.228081][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16261.228081][T19513]      netdev_get_by_index+0x5e/0x80
[16261.228081][T19513]      fib6_nh_init+0x3d8/0x15b0
[16261.228081][T19513]      ip6_route_info_create+0xf18/0x17d0
[16261.228081][T19513]      ip6_route_add+0x1c/0x140
[16261.228081][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16261.228081][T19513]      addrconf_add_dev+0xe2/0x170
[16261.228081][T19513]      inet6_addr_add+0x12f/0xa40
[16261.228081][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16261.228081][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16261.228081][T19513]      netlink_rcv_skb+0x130/0x360
[16261.228081][T19513]      netlink_unicast+0x449/0x710
[16261.228081][T19513]      netlink_sendmsg+0x723/0xbe0
[16261.228081][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16261.228081][T19513]      ___sys_sendmsg+0xee/0x170
[16261.228081][T19513]      __sys_sendmsg+0xcd/0x170
[16261.228081][T19513]      do_syscall_64+0xc6/0x1e0
[16261.228081][T19513] 
[16261.230251][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16261.230251][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16261.230251][T19513]      ipv6_find_idev+0x102/0x170
[16261.230251][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16261.230251][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16261.230251][T19513]      netlink_rcv_skb+0x130/0x360
[16261.230251][T19513]      netlink_unicast+0x449/0x710
[16261.230251][T19513]      netlink_sendmsg+0x723/0xbe0
[16261.230251][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16261.230251][T19513]      ___sys_sendmsg+0xee/0x170
[16261.230251][T19513]      __sys_sendmsg+0xcd/0x170
[16261.230251][T19513]      do_syscall_64+0xc6/0x1e0
[16261.230251][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16261.230251][T19513] 
[16261.232047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16261.232047][T19513]      neigh_parms_alloc+0x1e5/0x510
[16261.232047][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16261.232047][T19513]      ipv6_find_idev+0x102/0x170
[16261.232047][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16261.232047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16261.232047][T19513]      netlink_rcv_skb+0x130/0x360
[16261.232047][T19513]      netlink_unicast+0x449/0x710
[16261.232047][T19513]      netlink_sendmsg+0x723/0xbe0
[16261.232047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16261.232047][T19513]      ___sys_sendmsg+0xee/0x170
[16261.232047][T19513]      __sys_sendmsg+0xcd/0x170
[16261.232047][T19513]      do_syscall_64+0xc6/0x1e0
[16261.232047][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16261.232047][T19513] 
[16271.447195][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16271.447806][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16271.447806][T19513]      netdev_get_by_index+0x5e/0x80
[16271.447806][T19513]      fib6_nh_init+0x3d8/0x15b0
[16271.447806][T19513]      ip6_route_info_create+0xf18/0x17d0
[16271.447806][T19513]      ip6_route_add+0x1c/0x140
[16271.447806][T19513]      addrconf_prefix_route+0x2a6/0x430
[16271.447806][T19513]      inet6_addr_add+0x4f8/0xa40
[16271.447806][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16271.447806][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16271.447806][T19513]      netlink_rcv_skb+0x130/0x360
[16271.447806][T19513]      netlink_unicast+0x449/0x710
[16271.447806][T19513]      netlink_sendmsg+0x723/0xbe0
[16271.447806][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16271.447806][T19513]      ___sys_sendmsg+0xee/0x170
[16271.447806][T19513]      __sys_sendmsg+0xcd/0x170
[16271.447806][T19513]      do_syscall_64+0xc6/0x1e0
[16271.447806][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16271.447806][T19513] 
[16271.449996][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16271.449996][T19513]      netdev_get_by_index+0x5e/0x80
[16271.449996][T19513]      fib6_nh_init+0x3d8/0x15b0
[16271.449996][T19513]      ip6_route_info_create+0xf18/0x17d0
[16271.449996][T19513]      addrconf_f6i_alloc+0x315/0x560
[16271.449996][T19513]      ipv6_add_addr+0x411/0x2000
[16271.449996][T19513]      inet6_addr_add+0x30e/0xa40
[16271.449996][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16271.449996][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16271.449996][T19513]      netlink_rcv_skb+0x130/0x360
[16271.449996][T19513]      netlink_unicast+0x449/0x710
[16271.449996][T19513]      netlink_sendmsg+0x723/0xbe0
[16271.449996][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16271.449996][T19513]      ___sys_sendmsg+0xee/0x170
[16271.449996][T19513]      __sys_sendmsg+0xcd/0x170
[16271.449996][T19513]      do_syscall_64+0xc6/0x1e0
[16271.449996][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16271.449996][T19513] 
[16271.452164][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16271.452164][T19513]      netdev_get_by_index+0x5e/0x80
[16271.452164][T19513]      fib6_nh_init+0x3d8/0x15b0
[16271.452164][T19513]      ip6_route_info_create+0xf18/0x17d0
[16271.452164][T19513]      ip6_route_add+0x1c/0x140
[16271.452164][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16271.452164][T19513]      addrconf_add_dev+0xe2/0x170
[16271.452164][T19513]      inet6_addr_add+0x12f/0xa40
[16271.452164][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16271.452164][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16271.452164][T19513]      netlink_rcv_skb+0x130/0x360
[16271.452164][T19513]      netlink_unicast+0x449/0x710
[16271.452164][T19513]      netlink_sendmsg+0x723/0xbe0
[16271.452164][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16271.452164][T19513]      ___sys_sendmsg+0xee/0x170
[16271.452164][T19513]      __sys_sendmsg+0xcd/0x170
[16271.452164][T19513]      do_syscall_64+0xc6/0x1e0
[16271.452164][T19513] 
[16271.454291][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16271.454291][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16271.454291][T19513]      ipv6_find_idev+0x102/0x170
[16271.454291][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16271.454291][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16271.454291][T19513]      netlink_rcv_skb+0x130/0x360
[16271.454291][T19513]      netlink_unicast+0x449/0x710
[16271.454291][T19513]      netlink_sendmsg+0x723/0xbe0
[16271.454291][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16271.454291][T19513]      ___sys_sendmsg+0xee/0x170
[16271.454291][T19513]      __sys_sendmsg+0xcd/0x170
[16271.454291][T19513]      do_syscall_64+0xc6/0x1e0
[16271.454291][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16271.454291][T19513] 
[16271.455952][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16271.455952][T19513]      neigh_parms_alloc+0x1e5/0x510
[16271.455952][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16271.455952][T19513]      ipv6_find_idev+0x102/0x170
[16271.455952][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16271.455952][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16271.455952][T19513]      netlink_rcv_skb+0x130/0x360
[16271.455952][T19513]      netlink_unicast+0x449/0x710
[16271.455952][T19513]      netlink_sendmsg+0x723/0xbe0
[16271.455952][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16271.455952][T19513]      ___sys_sendmsg+0xee/0x170
[16271.455952][T19513]      __sys_sendmsg+0xcd/0x170
[16271.455952][T19513]      do_syscall_64+0xc6/0x1e0
[16271.455952][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16271.455952][T19513] 
[16281.695131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16281.695599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16281.695599][T19513]      netdev_get_by_index+0x5e/0x80
[16281.695599][T19513]      fib6_nh_init+0x3d8/0x15b0
[16281.695599][T19513]      ip6_route_info_create+0xf18/0x17d0
[16281.695599][T19513]      ip6_route_add+0x1c/0x140
[16281.695599][T19513]      addrconf_prefix_route+0x2a6/0x430
[16281.695599][T19513]      inet6_addr_add+0x4f8/0xa40
[16281.695599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16281.695599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16281.695599][T19513]      netlink_rcv_skb+0x130/0x360
[16281.695599][T19513]      netlink_unicast+0x449/0x710
[16281.695599][T19513]      netlink_sendmsg+0x723/0xbe0
[16281.695599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16281.695599][T19513]      ___sys_sendmsg+0xee/0x170
[16281.695599][T19513]      __sys_sendmsg+0xcd/0x170
[16281.695599][T19513]      do_syscall_64+0xc6/0x1e0
[16281.695599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16281.695599][T19513] 
[16281.697821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16281.697821][T19513]      netdev_get_by_index+0x5e/0x80
[16281.697821][T19513]      fib6_nh_init+0x3d8/0x15b0
[16281.697821][T19513]      ip6_route_info_create+0xf18/0x17d0
[16281.697821][T19513]      addrconf_f6i_alloc+0x315/0x560
[16281.697821][T19513]      ipv6_add_addr+0x411/0x2000
[16281.697821][T19513]      inet6_addr_add+0x30e/0xa40
[16281.697821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16281.697821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16281.697821][T19513]      netlink_rcv_skb+0x130/0x360
[16281.697821][T19513]      netlink_unicast+0x449/0x710
[16281.697821][T19513]      netlink_sendmsg+0x723/0xbe0
[16281.697821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16281.697821][T19513]      ___sys_sendmsg+0xee/0x170
[16281.697821][T19513]      __sys_sendmsg+0xcd/0x170
[16281.697821][T19513]      do_syscall_64+0xc6/0x1e0
[16281.697821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16281.697821][T19513] 
[16281.700020][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16281.700020][T19513]      netdev_get_by_index+0x5e/0x80
[16281.700020][T19513]      fib6_nh_init+0x3d8/0x15b0
[16281.700020][T19513]      ip6_route_info_create+0xf18/0x17d0
[16281.700020][T19513]      ip6_route_add+0x1c/0x140
[16281.700020][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16281.700020][T19513]      addrconf_add_dev+0xe2/0x170
[16281.700020][T19513]      inet6_addr_add+0x12f/0xa40
[16281.700020][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16281.700020][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16281.700020][T19513]      netlink_rcv_skb+0x130/0x360
[16281.700020][T19513]      netlink_unicast+0x449/0x710
[16281.700020][T19513]      netlink_sendmsg+0x723/0xbe0
[16281.700020][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16281.700020][T19513]      ___sys_sendmsg+0xee/0x170
[16281.700020][T19513]      __sys_sendmsg+0xcd/0x170
[16281.700020][T19513]      do_syscall_64+0xc6/0x1e0
[16281.700020][T19513] 
[16281.702188][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16281.702188][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16281.702188][T19513]      ipv6_find_idev+0x102/0x170
[16281.702188][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16281.702188][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16281.702188][T19513]      netlink_rcv_skb+0x130/0x360
[16281.702188][T19513]      netlink_unicast+0x449/0x710
[16281.702188][T19513]      netlink_sendmsg+0x723/0xbe0
[16281.702188][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16281.702188][T19513]      ___sys_sendmsg+0xee/0x170
[16281.702188][T19513]      __sys_sendmsg+0xcd/0x170
[16281.702188][T19513]      do_syscall_64+0xc6/0x1e0
[16281.702188][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16281.702188][T19513] 
[16281.703876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16281.703876][T19513]      neigh_parms_alloc+0x1e5/0x510
[16281.703876][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16281.703876][T19513]      ipv6_find_idev+0x102/0x170
[16281.703876][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16281.703876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16281.703876][T19513]      netlink_rcv_skb+0x130/0x360
[16281.703876][T19513]      netlink_unicast+0x449/0x710
[16281.703876][T19513]      netlink_sendmsg+0x723/0xbe0
[16281.703876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16281.703876][T19513]      ___sys_sendmsg+0xee/0x170
[16281.703876][T19513]      __sys_sendmsg+0xcd/0x170
[16281.703876][T19513]      do_syscall_64+0xc6/0x1e0
[16281.703876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16281.703876][T19513] 
[16291.943171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16291.943632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16291.943632][T19513]      netdev_get_by_index+0x5e/0x80
[16291.943632][T19513]      fib6_nh_init+0x3d8/0x15b0
[16291.943632][T19513]      ip6_route_info_create+0xf18/0x17d0
[16291.943632][T19513]      ip6_route_add+0x1c/0x140
[16291.943632][T19513]      addrconf_prefix_route+0x2a6/0x430
[16291.943632][T19513]      inet6_addr_add+0x4f8/0xa40
[16291.943632][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16291.943632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16291.943632][T19513]      netlink_rcv_skb+0x130/0x360
[16291.943632][T19513]      netlink_unicast+0x449/0x710
[16291.943632][T19513]      netlink_sendmsg+0x723/0xbe0
[16291.943632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16291.943632][T19513]      ___sys_sendmsg+0xee/0x170
[16291.943632][T19513]      __sys_sendmsg+0xcd/0x170
[16291.943632][T19513]      do_syscall_64+0xc6/0x1e0
[16291.943632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16291.943632][T19513] 
[16291.945863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16291.945863][T19513]      netdev_get_by_index+0x5e/0x80
[16291.945863][T19513]      fib6_nh_init+0x3d8/0x15b0
[16291.945863][T19513]      ip6_route_info_create+0xf18/0x17d0
[16291.945863][T19513]      addrconf_f6i_alloc+0x315/0x560
[16291.945863][T19513]      ipv6_add_addr+0x411/0x2000
[16291.945863][T19513]      inet6_addr_add+0x30e/0xa40
[16291.945863][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16291.945863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16291.945863][T19513]      netlink_rcv_skb+0x130/0x360
[16291.945863][T19513]      netlink_unicast+0x449/0x710
[16291.945863][T19513]      netlink_sendmsg+0x723/0xbe0
[16291.945863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16291.945863][T19513]      ___sys_sendmsg+0xee/0x170
[16291.945863][T19513]      __sys_sendmsg+0xcd/0x170
[16291.945863][T19513]      do_syscall_64+0xc6/0x1e0
[16291.945863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16291.945863][T19513] 
[16291.948073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16291.948073][T19513]      netdev_get_by_index+0x5e/0x80
[16291.948073][T19513]      fib6_nh_init+0x3d8/0x15b0
[16291.948073][T19513]      ip6_route_info_create+0xf18/0x17d0
[16291.948073][T19513]      ip6_route_add+0x1c/0x140
[16291.948073][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16291.948073][T19513]      addrconf_add_dev+0xe2/0x170
[16291.948073][T19513]      inet6_addr_add+0x12f/0xa40
[16291.948073][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16291.948073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16291.948073][T19513]      netlink_rcv_skb+0x130/0x360
[16291.948073][T19513]      netlink_unicast+0x449/0x710
[16291.948073][T19513]      netlink_sendmsg+0x723/0xbe0
[16291.948073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16291.948073][T19513]      ___sys_sendmsg+0xee/0x170
[16291.948073][T19513]      __sys_sendmsg+0xcd/0x170
[16291.948073][T19513]      do_syscall_64+0xc6/0x1e0
[16291.948073][T19513] 
[16291.950234][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16291.950234][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16291.950234][T19513]      ipv6_find_idev+0x102/0x170
[16291.950234][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16291.950234][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16291.950234][T19513]      netlink_rcv_skb+0x130/0x360
[16291.950234][T19513]      netlink_unicast+0x449/0x710
[16291.950234][T19513]      netlink_sendmsg+0x723/0xbe0
[16291.950234][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16291.950234][T19513]      ___sys_sendmsg+0xee/0x170
[16291.950234][T19513]      __sys_sendmsg+0xcd/0x170
[16291.950234][T19513]      do_syscall_64+0xc6/0x1e0
[16291.950234][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16291.950234][T19513] 
[16291.951930][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16291.951930][T19513]      neigh_parms_alloc+0x1e5/0x510
[16291.951930][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16291.951930][T19513]      ipv6_find_idev+0x102/0x170
[16291.951930][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16291.951930][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16291.951930][T19513]      netlink_rcv_skb+0x130/0x360
[16291.951930][T19513]      netlink_unicast+0x449/0x710
[16291.951930][T19513]      netlink_sendmsg+0x723/0xbe0
[16291.951930][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16291.951930][T19513]      ___sys_sendmsg+0xee/0x170
[16291.951930][T19513]      __sys_sendmsg+0xcd/0x170
[16291.951930][T19513]      do_syscall_64+0xc6/0x1e0
[16291.951930][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16291.951930][T19513] 
[16302.023204][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16302.023765][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16302.023765][T19513]      netdev_get_by_index+0x5e/0x80
[16302.023765][T19513]      fib6_nh_init+0x3d8/0x15b0
[16302.023765][T19513]      ip6_route_info_create+0xf18/0x17d0
[16302.023765][T19513]      ip6_route_add+0x1c/0x140
[16302.023765][T19513]      addrconf_prefix_route+0x2a6/0x430
[16302.023765][T19513]      inet6_addr_add+0x4f8/0xa40
[16302.023765][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16302.023765][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16302.023765][T19513]      netlink_rcv_skb+0x130/0x360
[16302.023765][T19513]      netlink_unicast+0x449/0x710
[16302.023765][T19513]      netlink_sendmsg+0x723/0xbe0
[16302.023765][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16302.023765][T19513]      ___sys_sendmsg+0xee/0x170
[16302.023765][T19513]      __sys_sendmsg+0xcd/0x170
[16302.023765][T19513]      do_syscall_64+0xc6/0x1e0
[16302.023765][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16302.023765][T19513] 
[16302.026048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16302.026048][T19513]      netdev_get_by_index+0x5e/0x80
[16302.026048][T19513]      fib6_nh_init+0x3d8/0x15b0
[16302.026048][T19513]      ip6_route_info_create+0xf18/0x17d0
[16302.026048][T19513]      addrconf_f6i_alloc+0x315/0x560
[16302.026048][T19513]      ipv6_add_addr+0x411/0x2000
[16302.026048][T19513]      inet6_addr_add+0x30e/0xa40
[16302.026048][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16302.026048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16302.026048][T19513]      netlink_rcv_skb+0x130/0x360
[16302.026048][T19513]      netlink_unicast+0x449/0x710
[16302.026048][T19513]      netlink_sendmsg+0x723/0xbe0
[16302.026048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16302.026048][T19513]      ___sys_sendmsg+0xee/0x170
[16302.026048][T19513]      __sys_sendmsg+0xcd/0x170
[16302.026048][T19513]      do_syscall_64+0xc6/0x1e0
[16302.026048][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16302.026048][T19513] 
[16302.028296][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16302.028296][T19513]      netdev_get_by_index+0x5e/0x80
[16302.028296][T19513]      fib6_nh_init+0x3d8/0x15b0
[16302.028296][T19513]      ip6_route_info_create+0xf18/0x17d0
[16302.028296][T19513]      ip6_route_add+0x1c/0x140
[16302.028296][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16302.028296][T19513]      addrconf_add_dev+0xe2/0x170
[16302.028296][T19513]      inet6_addr_add+0x12f/0xa40
[16302.028296][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16302.028296][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16302.028296][T19513]      netlink_rcv_skb+0x130/0x360
[16302.028296][T19513]      netlink_unicast+0x449/0x710
[16302.028296][T19513]      netlink_sendmsg+0x723/0xbe0
[16302.028296][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16302.028296][T19513]      ___sys_sendmsg+0xee/0x170
[16302.028296][T19513]      __sys_sendmsg+0xcd/0x170
[16302.028296][T19513]      do_syscall_64+0xc6/0x1e0
[16302.028296][T19513] 
[16302.030460][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16302.030460][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16302.030460][T19513]      ipv6_find_idev+0x102/0x170
[16302.030460][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16302.030460][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16302.030460][T19513]      netlink_rcv_skb+0x130/0x360
[16302.030460][T19513]      netlink_unicast+0x449/0x710
[16302.030460][T19513]      netlink_sendmsg+0x723/0xbe0
[16302.030460][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16302.030460][T19513]      ___sys_sendmsg+0xee/0x170
[16302.030460][T19513]      __sys_sendmsg+0xcd/0x170
[16302.030460][T19513]      do_syscall_64+0xc6/0x1e0
[16302.030460][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16302.030460][T19513] 
[16302.032177][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16302.032177][T19513]      neigh_parms_alloc+0x1e5/0x510
[16302.032177][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16302.032177][T19513]      ipv6_find_idev+0x102/0x170
[16302.032177][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16302.032177][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16302.032177][T19513]      netlink_rcv_skb+0x130/0x360
[16302.032177][T19513]      netlink_unicast+0x449/0x710
[16302.032177][T19513]      netlink_sendmsg+0x723/0xbe0
[16302.032177][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16302.032177][T19513]      ___sys_sendmsg+0xee/0x170
[16302.032177][T19513]      __sys_sendmsg+0xcd/0x170
[16302.032177][T19513]      do_syscall_64+0xc6/0x1e0
[16302.032177][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16302.032177][T19513] 
[16312.271227][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16312.272354][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16312.272354][T19513]      netdev_get_by_index+0x5e/0x80
[16312.272354][T19513]      fib6_nh_init+0x3d8/0x15b0
[16312.272354][T19513]      ip6_route_info_create+0xf18/0x17d0
[16312.272354][T19513]      ip6_route_add+0x1c/0x140
[16312.272354][T19513]      addrconf_prefix_route+0x2a6/0x430
[16312.272354][T19513]      inet6_addr_add+0x4f8/0xa40
[16312.272354][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16312.272354][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16312.272354][T19513]      netlink_rcv_skb+0x130/0x360
[16312.272354][T19513]      netlink_unicast+0x449/0x710
[16312.272354][T19513]      netlink_sendmsg+0x723/0xbe0
[16312.272354][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16312.272354][T19513]      ___sys_sendmsg+0xee/0x170
[16312.272354][T19513]      __sys_sendmsg+0xcd/0x170
[16312.272354][T19513]      do_syscall_64+0xc6/0x1e0
[16312.272354][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16312.272354][T19513] 
[16312.274818][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16312.274818][T19513]      netdev_get_by_index+0x5e/0x80
[16312.274818][T19513]      fib6_nh_init+0x3d8/0x15b0
[16312.274818][T19513]      ip6_route_info_create+0xf18/0x17d0
[16312.274818][T19513]      addrconf_f6i_alloc+0x315/0x560
[16312.274818][T19513]      ipv6_add_addr+0x411/0x2000
[16312.274818][T19513]      inet6_addr_add+0x30e/0xa40
[16312.274818][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16312.274818][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16312.274818][T19513]      netlink_rcv_skb+0x130/0x360
[16312.274818][T19513]      netlink_unicast+0x449/0x710
[16312.274818][T19513]      netlink_sendmsg+0x723/0xbe0
[16312.274818][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16312.274818][T19513]      ___sys_sendmsg+0xee/0x170
[16312.274818][T19513]      __sys_sendmsg+0xcd/0x170
[16312.274818][T19513]      do_syscall_64+0xc6/0x1e0
[16312.274818][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16312.274818][T19513] 
[16312.277077][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16312.277077][T19513]      netdev_get_by_index+0x5e/0x80
[16312.277077][T19513]      fib6_nh_init+0x3d8/0x15b0
[16312.277077][T19513]      ip6_route_info_create+0xf18/0x17d0
[16312.277077][T19513]      ip6_route_add+0x1c/0x140
[16312.277077][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16312.277077][T19513]      addrconf_add_dev+0xe2/0x170
[16312.277077][T19513]      inet6_addr_add+0x12f/0xa40
[16312.277077][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16312.277077][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16312.277077][T19513]      netlink_rcv_skb+0x130/0x360
[16312.277077][T19513]      netlink_unicast+0x449/0x710
[16312.277077][T19513]      netlink_sendmsg+0x723/0xbe0
[16312.277077][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16312.277077][T19513]      ___sys_sendmsg+0xee/0x170
[16312.277077][T19513]      __sys_sendmsg+0xcd/0x170
[16312.277077][T19513]      do_syscall_64+0xc6/0x1e0
[16312.277077][T19513] 
[16312.279232][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16312.279232][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16312.279232][T19513]      ipv6_find_idev+0x102/0x170
[16312.279232][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16312.279232][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16312.279232][T19513]      netlink_rcv_skb+0x130/0x360
[16312.279232][T19513]      netlink_unicast+0x449/0x710
[16312.279232][T19513]      netlink_sendmsg+0x723/0xbe0
[16312.279232][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16312.279232][T19513]      ___sys_sendmsg+0xee/0x170
[16312.279232][T19513]      __sys_sendmsg+0xcd/0x170
[16312.279232][T19513]      do_syscall_64+0xc6/0x1e0
[16312.279232][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16312.279232][T19513] 
[16312.280980][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16312.280980][T19513]      neigh_parms_alloc+0x1e5/0x510
[16312.280980][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16312.280980][T19513]      ipv6_find_idev+0x102/0x170
[16312.280980][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16312.280980][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16312.280980][T19513]      netlink_rcv_skb+0x130/0x360
[16312.280980][T19513]      netlink_unicast+0x449/0x710
[16312.280980][T19513]      netlink_sendmsg+0x723/0xbe0
[16312.280980][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16312.280980][T19513]      ___sys_sendmsg+0xee/0x170
[16312.280980][T19513]      __sys_sendmsg+0xcd/0x170
[16312.280980][T19513]      do_syscall_64+0xc6/0x1e0
[16312.280980][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16312.280980][T19513] 
[16322.519141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16322.519639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16322.519639][T19513]      netdev_get_by_index+0x5e/0x80
[16322.519639][T19513]      fib6_nh_init+0x3d8/0x15b0
[16322.519639][T19513]      ip6_route_info_create+0xf18/0x17d0
[16322.519639][T19513]      ip6_route_add+0x1c/0x140
[16322.519639][T19513]      addrconf_prefix_route+0x2a6/0x430
[16322.519639][T19513]      inet6_addr_add+0x4f8/0xa40
[16322.519639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16322.519639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16322.519639][T19513]      netlink_rcv_skb+0x130/0x360
[16322.519639][T19513]      netlink_unicast+0x449/0x710
[16322.519639][T19513]      netlink_sendmsg+0x723/0xbe0
[16322.519639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16322.519639][T19513]      ___sys_sendmsg+0xee/0x170
[16322.519639][T19513]      __sys_sendmsg+0xcd/0x170
[16322.519639][T19513]      do_syscall_64+0xc6/0x1e0
[16322.519639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16322.519639][T19513] 
[16322.521914][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16322.521914][T19513]      netdev_get_by_index+0x5e/0x80
[16322.521914][T19513]      fib6_nh_init+0x3d8/0x15b0
[16322.521914][T19513]      ip6_route_info_create+0xf18/0x17d0
[16322.521914][T19513]      addrconf_f6i_alloc+0x315/0x560
[16322.521914][T19513]      ipv6_add_addr+0x411/0x2000
[16322.521914][T19513]      inet6_addr_add+0x30e/0xa40
[16322.521914][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16322.521914][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16322.521914][T19513]      netlink_rcv_skb+0x130/0x360
[16322.521914][T19513]      netlink_unicast+0x449/0x710
[16322.521914][T19513]      netlink_sendmsg+0x723/0xbe0
[16322.521914][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16322.521914][T19513]      ___sys_sendmsg+0xee/0x170
[16322.521914][T19513]      __sys_sendmsg+0xcd/0x170
[16322.521914][T19513]      do_syscall_64+0xc6/0x1e0
[16322.521914][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16322.521914][T19513] 
[16322.524127][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16322.524127][T19513]      netdev_get_by_index+0x5e/0x80
[16322.524127][T19513]      fib6_nh_init+0x3d8/0x15b0
[16322.524127][T19513]      ip6_route_info_create+0xf18/0x17d0
[16322.524127][T19513]      ip6_route_add+0x1c/0x140
[16322.524127][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16322.524127][T19513]      addrconf_add_dev+0xe2/0x170
[16322.524127][T19513]      inet6_addr_add+0x12f/0xa40
[16322.524127][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16322.524127][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16322.524127][T19513]      netlink_rcv_skb+0x130/0x360
[16322.524127][T19513]      netlink_unicast+0x449/0x710
[16322.524127][T19513]      netlink_sendmsg+0x723/0xbe0
[16322.524127][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16322.524127][T19513]      ___sys_sendmsg+0xee/0x170
[16322.524127][T19513]      __sys_sendmsg+0xcd/0x170
[16322.524127][T19513]      do_syscall_64+0xc6/0x1e0
[16322.524127][T19513] 
[16322.526303][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16322.526303][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16322.526303][T19513]      ipv6_find_idev+0x102/0x170
[16322.526303][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16322.526303][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16322.526303][T19513]      netlink_rcv_skb+0x130/0x360
[16322.526303][T19513]      netlink_unicast+0x449/0x710
[16322.526303][T19513]      netlink_sendmsg+0x723/0xbe0
[16322.526303][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16322.526303][T19513]      ___sys_sendmsg+0xee/0x170
[16322.526303][T19513]      __sys_sendmsg+0xcd/0x170
[16322.526303][T19513]      do_syscall_64+0xc6/0x1e0
[16322.526303][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16322.526303][T19513] 
[16322.528002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16322.528002][T19513]      neigh_parms_alloc+0x1e5/0x510
[16322.528002][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16322.528002][T19513]      ipv6_find_idev+0x102/0x170
[16322.528002][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16322.528002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16322.528002][T19513]      netlink_rcv_skb+0x130/0x360
[16322.528002][T19513]      netlink_unicast+0x449/0x710
[16322.528002][T19513]      netlink_sendmsg+0x723/0xbe0
[16322.528002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16322.528002][T19513]      ___sys_sendmsg+0xee/0x170
[16322.528002][T19513]      __sys_sendmsg+0xcd/0x170
[16322.528002][T19513]      do_syscall_64+0xc6/0x1e0
[16322.528002][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16322.528002][T19513] 
[16332.767315][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16332.767932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16332.767932][T19513]      netdev_get_by_index+0x5e/0x80
[16332.767932][T19513]      fib6_nh_init+0x3d8/0x15b0
[16332.767932][T19513]      ip6_route_info_create+0xf18/0x17d0
[16332.767932][T19513]      ip6_route_add+0x1c/0x140
[16332.767932][T19513]      addrconf_prefix_route+0x2a6/0x430
[16332.767932][T19513]      inet6_addr_add+0x4f8/0xa40
[16332.767932][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16332.767932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16332.767932][T19513]      netlink_rcv_skb+0x130/0x360
[16332.767932][T19513]      netlink_unicast+0x449/0x710
[16332.767932][T19513]      netlink_sendmsg+0x723/0xbe0
[16332.767932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16332.767932][T19513]      ___sys_sendmsg+0xee/0x170
[16332.767932][T19513]      __sys_sendmsg+0xcd/0x170
[16332.767932][T19513]      do_syscall_64+0xc6/0x1e0
[16332.767932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16332.767932][T19513] 
[16332.770122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16332.770122][T19513]      netdev_get_by_index+0x5e/0x80
[16332.770122][T19513]      fib6_nh_init+0x3d8/0x15b0
[16332.770122][T19513]      ip6_route_info_create+0xf18/0x17d0
[16332.770122][T19513]      addrconf_f6i_alloc+0x315/0x560
[16332.770122][T19513]      ipv6_add_addr+0x411/0x2000
[16332.770122][T19513]      inet6_addr_add+0x30e/0xa40
[16332.770122][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16332.770122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16332.770122][T19513]      netlink_rcv_skb+0x130/0x360
[16332.770122][T19513]      netlink_unicast+0x449/0x710
[16332.770122][T19513]      netlink_sendmsg+0x723/0xbe0
[16332.770122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16332.770122][T19513]      ___sys_sendmsg+0xee/0x170
[16332.770122][T19513]      __sys_sendmsg+0xcd/0x170
[16332.770122][T19513]      do_syscall_64+0xc6/0x1e0
[16332.770122][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16332.770122][T19513] 
[16332.772410][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16332.772410][T19513]      netdev_get_by_index+0x5e/0x80
[16332.772410][T19513]      fib6_nh_init+0x3d8/0x15b0
[16332.772410][T19513]      ip6_route_info_create+0xf18/0x17d0
[16332.772410][T19513]      ip6_route_add+0x1c/0x140
[16332.772410][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16332.772410][T19513]      addrconf_add_dev+0xe2/0x170
[16332.772410][T19513]      inet6_addr_add+0x12f/0xa40
[16332.772410][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16332.772410][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16332.772410][T19513]      netlink_rcv_skb+0x130/0x360
[16332.772410][T19513]      netlink_unicast+0x449/0x710
[16332.772410][T19513]      netlink_sendmsg+0x723/0xbe0
[16332.772410][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16332.772410][T19513]      ___sys_sendmsg+0xee/0x170
[16332.772410][T19513]      __sys_sendmsg+0xcd/0x170
[16332.772410][T19513]      do_syscall_64+0xc6/0x1e0
[16332.772410][T19513] 
[16332.774595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16332.774595][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16332.774595][T19513]      ipv6_find_idev+0x102/0x170
[16332.774595][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16332.774595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16332.774595][T19513]      netlink_rcv_skb+0x130/0x360
[16332.774595][T19513]      netlink_unicast+0x449/0x710
[16332.774595][T19513]      netlink_sendmsg+0x723/0xbe0
[16332.774595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16332.774595][T19513]      ___sys_sendmsg+0xee/0x170
[16332.774595][T19513]      __sys_sendmsg+0xcd/0x170
[16332.774595][T19513]      do_syscall_64+0xc6/0x1e0
[16332.774595][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16332.774595][T19513] 
[16332.776258][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16332.776258][T19513]      neigh_parms_alloc+0x1e5/0x510
[16332.776258][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16332.776258][T19513]      ipv6_find_idev+0x102/0x170
[16332.776258][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16332.776258][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16332.776258][T19513]      netlink_rcv_skb+0x130/0x360
[16332.776258][T19513]      netlink_unicast+0x449/0x710
[16332.776258][T19513]      netlink_sendmsg+0x723/0xbe0
[16332.776258][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16332.776258][T19513]      ___sys_sendmsg+0xee/0x170
[16332.776258][T19513]      __sys_sendmsg+0xcd/0x170
[16332.776258][T19513]      do_syscall_64+0xc6/0x1e0
[16332.776258][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16332.776258][T19513] 
[16343.015168][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16343.015701][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16343.015701][T19513]      netdev_get_by_index+0x5e/0x80
[16343.015701][T19513]      fib6_nh_init+0x3d8/0x15b0
[16343.015701][T19513]      ip6_route_info_create+0xf18/0x17d0
[16343.015701][T19513]      ip6_route_add+0x1c/0x140
[16343.015701][T19513]      addrconf_prefix_route+0x2a6/0x430
[16343.015701][T19513]      inet6_addr_add+0x4f8/0xa40
[16343.015701][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16343.015701][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16343.015701][T19513]      netlink_rcv_skb+0x130/0x360
[16343.015701][T19513]      netlink_unicast+0x449/0x710
[16343.015701][T19513]      netlink_sendmsg+0x723/0xbe0
[16343.015701][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16343.015701][T19513]      ___sys_sendmsg+0xee/0x170
[16343.015701][T19513]      __sys_sendmsg+0xcd/0x170
[16343.015701][T19513]      do_syscall_64+0xc6/0x1e0
[16343.015701][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16343.015701][T19513] 
[16343.017927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16343.017927][T19513]      netdev_get_by_index+0x5e/0x80
[16343.017927][T19513]      fib6_nh_init+0x3d8/0x15b0
[16343.017927][T19513]      ip6_route_info_create+0xf18/0x17d0
[16343.017927][T19513]      addrconf_f6i_alloc+0x315/0x560
[16343.017927][T19513]      ipv6_add_addr+0x411/0x2000
[16343.017927][T19513]      inet6_addr_add+0x30e/0xa40
[16343.017927][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16343.017927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16343.017927][T19513]      netlink_rcv_skb+0x130/0x360
[16343.017927][T19513]      netlink_unicast+0x449/0x710
[16343.017927][T19513]      netlink_sendmsg+0x723/0xbe0
[16343.017927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16343.017927][T19513]      ___sys_sendmsg+0xee/0x170
[16343.017927][T19513]      __sys_sendmsg+0xcd/0x170
[16343.017927][T19513]      do_syscall_64+0xc6/0x1e0
[16343.017927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16343.017927][T19513] 
[16343.020154][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16343.020154][T19513]      netdev_get_by_index+0x5e/0x80
[16343.020154][T19513]      fib6_nh_init+0x3d8/0x15b0
[16343.020154][T19513]      ip6_route_info_create+0xf18/0x17d0
[16343.020154][T19513]      ip6_route_add+0x1c/0x140
[16343.020154][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16343.020154][T19513]      addrconf_add_dev+0xe2/0x170
[16343.020154][T19513]      inet6_addr_add+0x12f/0xa40
[16343.020154][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16343.020154][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16343.020154][T19513]      netlink_rcv_skb+0x130/0x360
[16343.020154][T19513]      netlink_unicast+0x449/0x710
[16343.020154][T19513]      netlink_sendmsg+0x723/0xbe0
[16343.020154][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16343.020154][T19513]      ___sys_sendmsg+0xee/0x170
[16343.020154][T19513]      __sys_sendmsg+0xcd/0x170
[16343.020154][T19513]      do_syscall_64+0xc6/0x1e0
[16343.020154][T19513] 
[16343.022413][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16343.022413][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16343.022413][T19513]      ipv6_find_idev+0x102/0x170
[16343.022413][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16343.022413][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16343.022413][T19513]      netlink_rcv_skb+0x130/0x360
[16343.022413][T19513]      netlink_unicast+0x449/0x710
[16343.022413][T19513]      netlink_sendmsg+0x723/0xbe0
[16343.022413][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16343.022413][T19513]      ___sys_sendmsg+0xee/0x170
[16343.022413][T19513]      __sys_sendmsg+0xcd/0x170
[16343.022413][T19513]      do_syscall_64+0xc6/0x1e0
[16343.022413][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16343.022413][T19513] 
[16343.024083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16343.024083][T19513]      neigh_parms_alloc+0x1e5/0x510
[16343.024083][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16343.024083][T19513]      ipv6_find_idev+0x102/0x170
[16343.024083][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16343.024083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16343.024083][T19513]      netlink_rcv_skb+0x130/0x360
[16343.024083][T19513]      netlink_unicast+0x449/0x710
[16343.024083][T19513]      netlink_sendmsg+0x723/0xbe0
[16343.024083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16343.024083][T19513]      ___sys_sendmsg+0xee/0x170
[16343.024083][T19513]      __sys_sendmsg+0xcd/0x170
[16343.024083][T19513]      do_syscall_64+0xc6/0x1e0
[16343.024083][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16343.024083][T19513] 
[16353.191242][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16353.191882][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16353.191882][T19513]      netdev_get_by_index+0x5e/0x80
[16353.191882][T19513]      fib6_nh_init+0x3d8/0x15b0
[16353.191882][T19513]      ip6_route_info_create+0xf18/0x17d0
[16353.191882][T19513]      ip6_route_add+0x1c/0x140
[16353.191882][T19513]      addrconf_prefix_route+0x2a6/0x430
[16353.191882][T19513]      inet6_addr_add+0x4f8/0xa40
[16353.191882][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16353.191882][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16353.191882][T19513]      netlink_rcv_skb+0x130/0x360
[16353.191882][T19513]      netlink_unicast+0x449/0x710
[16353.191882][T19513]      netlink_sendmsg+0x723/0xbe0
[16353.191882][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16353.191882][T19513]      ___sys_sendmsg+0xee/0x170
[16353.191882][T19513]      __sys_sendmsg+0xcd/0x170
[16353.191882][T19513]      do_syscall_64+0xc6/0x1e0
[16353.191882][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16353.191882][T19513] 
[16353.194194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16353.194194][T19513]      netdev_get_by_index+0x5e/0x80
[16353.194194][T19513]      fib6_nh_init+0x3d8/0x15b0
[16353.194194][T19513]      ip6_route_info_create+0xf18/0x17d0
[16353.194194][T19513]      addrconf_f6i_alloc+0x315/0x560
[16353.194194][T19513]      ipv6_add_addr+0x411/0x2000
[16353.194194][T19513]      inet6_addr_add+0x30e/0xa40
[16353.194194][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16353.194194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16353.194194][T19513]      netlink_rcv_skb+0x130/0x360
[16353.194194][T19513]      netlink_unicast+0x449/0x710
[16353.194194][T19513]      netlink_sendmsg+0x723/0xbe0
[16353.194194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16353.194194][T19513]      ___sys_sendmsg+0xee/0x170
[16353.194194][T19513]      __sys_sendmsg+0xcd/0x170
[16353.194194][T19513]      do_syscall_64+0xc6/0x1e0
[16353.194194][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16353.194194][T19513] 
[16353.196378][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16353.196378][T19513]      netdev_get_by_index+0x5e/0x80
[16353.196378][T19513]      fib6_nh_init+0x3d8/0x15b0
[16353.196378][T19513]      ip6_route_info_create+0xf18/0x17d0
[16353.196378][T19513]      ip6_route_add+0x1c/0x140
[16353.196378][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16353.196378][T19513]      addrconf_add_dev+0xe2/0x170
[16353.196378][T19513]      inet6_addr_add+0x12f/0xa40
[16353.196378][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16353.196378][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16353.196378][T19513]      netlink_rcv_skb+0x130/0x360
[16353.196378][T19513]      netlink_unicast+0x449/0x710
[16353.196378][T19513]      netlink_sendmsg+0x723/0xbe0
[16353.196378][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16353.196378][T19513]      ___sys_sendmsg+0xee/0x170
[16353.196378][T19513]      __sys_sendmsg+0xcd/0x170
[16353.196378][T19513]      do_syscall_64+0xc6/0x1e0
[16353.196378][T19513] 
[16353.198537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16353.198537][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16353.198537][T19513]      ipv6_find_idev+0x102/0x170
[16353.198537][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16353.198537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16353.198537][T19513]      netlink_rcv_skb+0x130/0x360
[16353.198537][T19513]      netlink_unicast+0x449/0x710
[16353.198537][T19513]      netlink_sendmsg+0x723/0xbe0
[16353.198537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16353.198537][T19513]      ___sys_sendmsg+0xee/0x170
[16353.198537][T19513]      __sys_sendmsg+0xcd/0x170
[16353.198537][T19513]      do_syscall_64+0xc6/0x1e0
[16353.198537][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16353.198537][T19513] 
[16353.200141][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16353.200141][T19513]      neigh_parms_alloc+0x1e5/0x510
[16353.200141][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16353.200141][T19513]      ipv6_find_idev+0x102/0x170
[16353.200141][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16353.200141][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16353.200141][T19513]      netlink_rcv_skb+0x130/0x360
[16353.200141][T19513]      netlink_unicast+0x449/0x710
[16353.200141][T19513]      netlink_sendmsg+0x723/0xbe0
[16353.200141][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16353.200141][T19513]      ___sys_sendmsg+0xee/0x170
[16353.200141][T19513]      __sys_sendmsg+0xcd/0x170
[16353.200141][T19513]      do_syscall_64+0xc6/0x1e0
[16353.200141][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16353.200141][T19513] 
[16363.455216][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16363.455932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16363.455932][T19513]      netdev_get_by_index+0x5e/0x80
[16363.455932][T19513]      fib6_nh_init+0x3d8/0x15b0
[16363.455932][T19513]      ip6_route_info_create+0xf18/0x17d0
[16363.455932][T19513]      ip6_route_add+0x1c/0x140
[16363.455932][T19513]      addrconf_prefix_route+0x2a6/0x430
[16363.455932][T19513]      inet6_addr_add+0x4f8/0xa40
[16363.455932][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16363.455932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16363.455932][T19513]      netlink_rcv_skb+0x130/0x360
[16363.455932][T19513]      netlink_unicast+0x449/0x710
[16363.455932][T19513]      netlink_sendmsg+0x723/0xbe0
[16363.455932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16363.455932][T19513]      ___sys_sendmsg+0xee/0x170
[16363.455932][T19513]      __sys_sendmsg+0xcd/0x170
[16363.455932][T19513]      do_syscall_64+0xc6/0x1e0
[16363.455932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16363.455932][T19513] 
[16363.458186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16363.458186][T19513]      netdev_get_by_index+0x5e/0x80
[16363.458186][T19513]      fib6_nh_init+0x3d8/0x15b0
[16363.458186][T19513]      ip6_route_info_create+0xf18/0x17d0
[16363.458186][T19513]      addrconf_f6i_alloc+0x315/0x560
[16363.458186][T19513]      ipv6_add_addr+0x411/0x2000
[16363.458186][T19513]      inet6_addr_add+0x30e/0xa40
[16363.458186][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16363.458186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16363.458186][T19513]      netlink_rcv_skb+0x130/0x360
[16363.458186][T19513]      netlink_unicast+0x449/0x710
[16363.458186][T19513]      netlink_sendmsg+0x723/0xbe0
[16363.458186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16363.458186][T19513]      ___sys_sendmsg+0xee/0x170
[16363.458186][T19513]      __sys_sendmsg+0xcd/0x170
[16363.458186][T19513]      do_syscall_64+0xc6/0x1e0
[16363.458186][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16363.458186][T19513] 
[16363.460378][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16363.460378][T19513]      netdev_get_by_index+0x5e/0x80
[16363.460378][T19513]      fib6_nh_init+0x3d8/0x15b0
[16363.460378][T19513]      ip6_route_info_create+0xf18/0x17d0
[16363.460378][T19513]      ip6_route_add+0x1c/0x140
[16363.460378][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16363.460378][T19513]      addrconf_add_dev+0xe2/0x170
[16363.460378][T19513]      inet6_addr_add+0x12f/0xa40
[16363.460378][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16363.460378][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16363.460378][T19513]      netlink_rcv_skb+0x130/0x360
[16363.460378][T19513]      netlink_unicast+0x449/0x710
[16363.460378][T19513]      netlink_sendmsg+0x723/0xbe0
[16363.460378][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16363.460378][T19513]      ___sys_sendmsg+0xee/0x170
[16363.460378][T19513]      __sys_sendmsg+0xcd/0x170
[16363.460378][T19513]      do_syscall_64+0xc6/0x1e0
[16363.460378][T19513] 
[16363.462601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16363.462601][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16363.462601][T19513]      ipv6_find_idev+0x102/0x170
[16363.462601][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16363.462601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16363.462601][T19513]      netlink_rcv_skb+0x130/0x360
[16363.462601][T19513]      netlink_unicast+0x449/0x710
[16363.462601][T19513]      netlink_sendmsg+0x723/0xbe0
[16363.462601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16363.462601][T19513]      ___sys_sendmsg+0xee/0x170
[16363.462601][T19513]      __sys_sendmsg+0xcd/0x170
[16363.462601][T19513]      do_syscall_64+0xc6/0x1e0
[16363.462601][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16363.462601][T19513] 
[16363.464282][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16363.464282][T19513]      neigh_parms_alloc+0x1e5/0x510
[16363.464282][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16363.464282][T19513]      ipv6_find_idev+0x102/0x170
[16363.464282][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16363.464282][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16363.464282][T19513]      netlink_rcv_skb+0x130/0x360
[16363.464282][T19513]      netlink_unicast+0x449/0x710
[16363.464282][T19513]      netlink_sendmsg+0x723/0xbe0
[16363.464282][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16363.464282][T19513]      ___sys_sendmsg+0xee/0x170
[16363.464282][T19513]      __sys_sendmsg+0xcd/0x170
[16363.464282][T19513]      do_syscall_64+0xc6/0x1e0
[16363.464282][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16363.464282][T19513] 
[16373.607244][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16373.607924][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16373.607924][T19513]      netdev_get_by_index+0x5e/0x80
[16373.607924][T19513]      fib6_nh_init+0x3d8/0x15b0
[16373.607924][T19513]      ip6_route_info_create+0xf18/0x17d0
[16373.607924][T19513]      ip6_route_add+0x1c/0x140
[16373.607924][T19513]      addrconf_prefix_route+0x2a6/0x430
[16373.607924][T19513]      inet6_addr_add+0x4f8/0xa40
[16373.607924][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16373.607924][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16373.607924][T19513]      netlink_rcv_skb+0x130/0x360
[16373.607924][T19513]      netlink_unicast+0x449/0x710
[16373.607924][T19513]      netlink_sendmsg+0x723/0xbe0
[16373.607924][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16373.607924][T19513]      ___sys_sendmsg+0xee/0x170
[16373.607924][T19513]      __sys_sendmsg+0xcd/0x170
[16373.607924][T19513]      do_syscall_64+0xc6/0x1e0
[16373.607924][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16373.607924][T19513] 
[16373.610220][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16373.610220][T19513]      netdev_get_by_index+0x5e/0x80
[16373.610220][T19513]      fib6_nh_init+0x3d8/0x15b0
[16373.610220][T19513]      ip6_route_info_create+0xf18/0x17d0
[16373.610220][T19513]      addrconf_f6i_alloc+0x315/0x560
[16373.610220][T19513]      ipv6_add_addr+0x411/0x2000
[16373.610220][T19513]      inet6_addr_add+0x30e/0xa40
[16373.610220][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16373.610220][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16373.610220][T19513]      netlink_rcv_skb+0x130/0x360
[16373.610220][T19513]      netlink_unicast+0x449/0x710
[16373.610220][T19513]      netlink_sendmsg+0x723/0xbe0
[16373.610220][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16373.610220][T19513]      ___sys_sendmsg+0xee/0x170
[16373.610220][T19513]      __sys_sendmsg+0xcd/0x170
[16373.610220][T19513]      do_syscall_64+0xc6/0x1e0
[16373.610220][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16373.610220][T19513] 
[16373.612549][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16373.612549][T19513]      netdev_get_by_index+0x5e/0x80
[16373.612549][T19513]      fib6_nh_init+0x3d8/0x15b0
[16373.612549][T19513]      ip6_route_info_create+0xf18/0x17d0
[16373.612549][T19513]      ip6_route_add+0x1c/0x140
[16373.612549][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16373.612549][T19513]      addrconf_add_dev+0xe2/0x170
[16373.612549][T19513]      inet6_addr_add+0x12f/0xa40
[16373.612549][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16373.612549][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16373.612549][T19513]      netlink_rcv_skb+0x130/0x360
[16373.612549][T19513]      netlink_unicast+0x449/0x710
[16373.612549][T19513]      netlink_sendmsg+0x723/0xbe0
[16373.612549][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16373.612549][T19513]      ___sys_sendmsg+0xee/0x170
[16373.612549][T19513]      __sys_sendmsg+0xcd/0x170
[16373.612549][T19513]      do_syscall_64+0xc6/0x1e0
[16373.612549][T19513] 
[16373.614793][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16373.614793][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16373.614793][T19513]      ipv6_find_idev+0x102/0x170
[16373.614793][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16373.614793][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16373.614793][T19513]      netlink_rcv_skb+0x130/0x360
[16373.614793][T19513]      netlink_unicast+0x449/0x710
[16373.614793][T19513]      netlink_sendmsg+0x723/0xbe0
[16373.614793][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16373.614793][T19513]      ___sys_sendmsg+0xee/0x170
[16373.614793][T19513]      __sys_sendmsg+0xcd/0x170
[16373.614793][T19513]      do_syscall_64+0xc6/0x1e0
[16373.614793][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16373.614793][T19513] 
[16373.616603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16373.616603][T19513]      neigh_parms_alloc+0x1e5/0x510
[16373.616603][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16373.616603][T19513]      ipv6_find_idev+0x102/0x170
[16373.616603][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16373.616603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16373.616603][T19513]      netlink_rcv_skb+0x130/0x360
[16373.616603][T19513]      netlink_unicast+0x449/0x710
[16373.616603][T19513]      netlink_sendmsg+0x723/0xbe0
[16373.616603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16373.616603][T19513]      ___sys_sendmsg+0xee/0x170
[16373.616603][T19513]      __sys_sendmsg+0xcd/0x170
[16373.616603][T19513]      do_syscall_64+0xc6/0x1e0
[16373.616603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16373.616603][T19513] 
[16383.855218][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16383.855774][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16383.855774][T19513]      netdev_get_by_index+0x5e/0x80
[16383.855774][T19513]      fib6_nh_init+0x3d8/0x15b0
[16383.855774][T19513]      ip6_route_info_create+0xf18/0x17d0
[16383.855774][T19513]      ip6_route_add+0x1c/0x140
[16383.855774][T19513]      addrconf_prefix_route+0x2a6/0x430
[16383.855774][T19513]      inet6_addr_add+0x4f8/0xa40
[16383.855774][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16383.855774][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16383.855774][T19513]      netlink_rcv_skb+0x130/0x360
[16383.855774][T19513]      netlink_unicast+0x449/0x710
[16383.855774][T19513]      netlink_sendmsg+0x723/0xbe0
[16383.855774][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16383.855774][T19513]      ___sys_sendmsg+0xee/0x170
[16383.855774][T19513]      __sys_sendmsg+0xcd/0x170
[16383.855774][T19513]      do_syscall_64+0xc6/0x1e0
[16383.855774][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16383.855774][T19513] 
[16383.858163][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16383.858163][T19513]      netdev_get_by_index+0x5e/0x80
[16383.858163][T19513]      fib6_nh_init+0x3d8/0x15b0
[16383.858163][T19513]      ip6_route_info_create+0xf18/0x17d0
[16383.858163][T19513]      addrconf_f6i_alloc+0x315/0x560
[16383.858163][T19513]      ipv6_add_addr+0x411/0x2000
[16383.858163][T19513]      inet6_addr_add+0x30e/0xa40
[16383.858163][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16383.858163][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16383.858163][T19513]      netlink_rcv_skb+0x130/0x360
[16383.858163][T19513]      netlink_unicast+0x449/0x710
[16383.858163][T19513]      netlink_sendmsg+0x723/0xbe0
[16383.858163][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16383.858163][T19513]      ___sys_sendmsg+0xee/0x170
[16383.858163][T19513]      __sys_sendmsg+0xcd/0x170
[16383.858163][T19513]      do_syscall_64+0xc6/0x1e0
[16383.858163][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16383.858163][T19513] 
[16383.860380][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16383.860380][T19513]      netdev_get_by_index+0x5e/0x80
[16383.860380][T19513]      fib6_nh_init+0x3d8/0x15b0
[16383.860380][T19513]      ip6_route_info_create+0xf18/0x17d0
[16383.860380][T19513]      ip6_route_add+0x1c/0x140
[16383.860380][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16383.860380][T19513]      addrconf_add_dev+0xe2/0x170
[16383.860380][T19513]      inet6_addr_add+0x12f/0xa40
[16383.860380][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16383.860380][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16383.860380][T19513]      netlink_rcv_skb+0x130/0x360
[16383.860380][T19513]      netlink_unicast+0x449/0x710
[16383.860380][T19513]      netlink_sendmsg+0x723/0xbe0
[16383.860380][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16383.860380][T19513]      ___sys_sendmsg+0xee/0x170
[16383.860380][T19513]      __sys_sendmsg+0xcd/0x170
[16383.860380][T19513]      do_syscall_64+0xc6/0x1e0
[16383.860380][T19513] 
[16383.862642][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16383.862642][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16383.862642][T19513]      ipv6_find_idev+0x102/0x170
[16383.862642][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16383.862642][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16383.862642][T19513]      netlink_rcv_skb+0x130/0x360
[16383.862642][T19513]      netlink_unicast+0x449/0x710
[16383.862642][T19513]      netlink_sendmsg+0x723/0xbe0
[16383.862642][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16383.862642][T19513]      ___sys_sendmsg+0xee/0x170
[16383.862642][T19513]      __sys_sendmsg+0xcd/0x170
[16383.862642][T19513]      do_syscall_64+0xc6/0x1e0
[16383.862642][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16383.862642][T19513] 
[16383.864416][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16383.864416][T19513]      neigh_parms_alloc+0x1e5/0x510
[16383.864416][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16383.864416][T19513]      ipv6_find_idev+0x102/0x170
[16383.864416][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16383.864416][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16383.864416][T19513]      netlink_rcv_skb+0x130/0x360
[16383.864416][T19513]      netlink_unicast+0x449/0x710
[16383.864416][T19513]      netlink_sendmsg+0x723/0xbe0
[16383.864416][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16383.864416][T19513]      ___sys_sendmsg+0xee/0x170
[16383.864416][T19513]      __sys_sendmsg+0xcd/0x170
[16383.864416][T19513]      do_syscall_64+0xc6/0x1e0
[16383.864416][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16383.864416][T19513] 
[16394.103204][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16394.103800][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16394.103800][T19513]      netdev_get_by_index+0x5e/0x80
[16394.103800][T19513]      fib6_nh_init+0x3d8/0x15b0
[16394.103800][T19513]      ip6_route_info_create+0xf18/0x17d0
[16394.103800][T19513]      ip6_route_add+0x1c/0x140
[16394.103800][T19513]      addrconf_prefix_route+0x2a6/0x430
[16394.103800][T19513]      inet6_addr_add+0x4f8/0xa40
[16394.103800][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16394.103800][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16394.103800][T19513]      netlink_rcv_skb+0x130/0x360
[16394.103800][T19513]      netlink_unicast+0x449/0x710
[16394.103800][T19513]      netlink_sendmsg+0x723/0xbe0
[16394.103800][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16394.103800][T19513]      ___sys_sendmsg+0xee/0x170
[16394.103800][T19513]      __sys_sendmsg+0xcd/0x170
[16394.103800][T19513]      do_syscall_64+0xc6/0x1e0
[16394.103800][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16394.103800][T19513] 
[16394.106096][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16394.106096][T19513]      netdev_get_by_index+0x5e/0x80
[16394.106096][T19513]      fib6_nh_init+0x3d8/0x15b0
[16394.106096][T19513]      ip6_route_info_create+0xf18/0x17d0
[16394.106096][T19513]      addrconf_f6i_alloc+0x315/0x560
[16394.106096][T19513]      ipv6_add_addr+0x411/0x2000
[16394.106096][T19513]      inet6_addr_add+0x30e/0xa40
[16394.106096][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16394.106096][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16394.106096][T19513]      netlink_rcv_skb+0x130/0x360
[16394.106096][T19513]      netlink_unicast+0x449/0x710
[16394.106096][T19513]      netlink_sendmsg+0x723/0xbe0
[16394.106096][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16394.106096][T19513]      ___sys_sendmsg+0xee/0x170
[16394.106096][T19513]      __sys_sendmsg+0xcd/0x170
[16394.106096][T19513]      do_syscall_64+0xc6/0x1e0
[16394.106096][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16394.106096][T19513] 
[16394.108304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16394.108304][T19513]      netdev_get_by_index+0x5e/0x80
[16394.108304][T19513]      fib6_nh_init+0x3d8/0x15b0
[16394.108304][T19513]      ip6_route_info_create+0xf18/0x17d0
[16394.108304][T19513]      ip6_route_add+0x1c/0x140
[16394.108304][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16394.108304][T19513]      addrconf_add_dev+0xe2/0x170
[16394.108304][T19513]      inet6_addr_add+0x12f/0xa40
[16394.108304][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16394.108304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16394.108304][T19513]      netlink_rcv_skb+0x130/0x360
[16394.108304][T19513]      netlink_unicast+0x449/0x710
[16394.108304][T19513]      netlink_sendmsg+0x723/0xbe0
[16394.108304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16394.108304][T19513]      ___sys_sendmsg+0xee/0x170
[16394.108304][T19513]      __sys_sendmsg+0xcd/0x170
[16394.108304][T19513]      do_syscall_64+0xc6/0x1e0
[16394.108304][T19513] 
[16394.110455][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16394.110455][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16394.110455][T19513]      ipv6_find_idev+0x102/0x170
[16394.110455][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16394.110455][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16394.110455][T19513]      netlink_rcv_skb+0x130/0x360
[16394.110455][T19513]      netlink_unicast+0x449/0x710
[16394.110455][T19513]      netlink_sendmsg+0x723/0xbe0
[16394.110455][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16394.110455][T19513]      ___sys_sendmsg+0xee/0x170
[16394.110455][T19513]      __sys_sendmsg+0xcd/0x170
[16394.110455][T19513]      do_syscall_64+0xc6/0x1e0
[16394.110455][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16394.110455][T19513] 
[16394.112189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16394.112189][T19513]      neigh_parms_alloc+0x1e5/0x510
[16394.112189][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16394.112189][T19513]      ipv6_find_idev+0x102/0x170
[16394.112189][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16394.112189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16394.112189][T19513]      netlink_rcv_skb+0x130/0x360
[16394.112189][T19513]      netlink_unicast+0x449/0x710
[16394.112189][T19513]      netlink_sendmsg+0x723/0xbe0
[16394.112189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16394.112189][T19513]      ___sys_sendmsg+0xee/0x170
[16394.112189][T19513]      __sys_sendmsg+0xcd/0x170
[16394.112189][T19513]      do_syscall_64+0xc6/0x1e0
[16394.112189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16394.112189][T19513] 
[16404.351204][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16404.351784][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16404.351784][T19513]      netdev_get_by_index+0x5e/0x80
[16404.351784][T19513]      fib6_nh_init+0x3d8/0x15b0
[16404.351784][T19513]      ip6_route_info_create+0xf18/0x17d0
[16404.351784][T19513]      ip6_route_add+0x1c/0x140
[16404.351784][T19513]      addrconf_prefix_route+0x2a6/0x430
[16404.351784][T19513]      inet6_addr_add+0x4f8/0xa40
[16404.351784][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16404.351784][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16404.351784][T19513]      netlink_rcv_skb+0x130/0x360
[16404.351784][T19513]      netlink_unicast+0x449/0x710
[16404.351784][T19513]      netlink_sendmsg+0x723/0xbe0
[16404.351784][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16404.351784][T19513]      ___sys_sendmsg+0xee/0x170
[16404.351784][T19513]      __sys_sendmsg+0xcd/0x170
[16404.351784][T19513]      do_syscall_64+0xc6/0x1e0
[16404.351784][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16404.351784][T19513] 
[16404.353958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16404.353958][T19513]      netdev_get_by_index+0x5e/0x80
[16404.353958][T19513]      fib6_nh_init+0x3d8/0x15b0
[16404.353958][T19513]      ip6_route_info_create+0xf18/0x17d0
[16404.353958][T19513]      addrconf_f6i_alloc+0x315/0x560
[16404.353958][T19513]      ipv6_add_addr+0x411/0x2000
[16404.353958][T19513]      inet6_addr_add+0x30e/0xa40
[16404.353958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16404.353958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16404.353958][T19513]      netlink_rcv_skb+0x130/0x360
[16404.353958][T19513]      netlink_unicast+0x449/0x710
[16404.353958][T19513]      netlink_sendmsg+0x723/0xbe0
[16404.353958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16404.353958][T19513]      ___sys_sendmsg+0xee/0x170
[16404.353958][T19513]      __sys_sendmsg+0xcd/0x170
[16404.353958][T19513]      do_syscall_64+0xc6/0x1e0
[16404.353958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16404.353958][T19513] 
[16404.356067][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16404.356067][T19513]      netdev_get_by_index+0x5e/0x80
[16404.356067][T19513]      fib6_nh_init+0x3d8/0x15b0
[16404.356067][T19513]      ip6_route_info_create+0xf18/0x17d0
[16404.356067][T19513]      ip6_route_add+0x1c/0x140
[16404.356067][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16404.356067][T19513]      addrconf_add_dev+0xe2/0x170
[16404.356067][T19513]      inet6_addr_add+0x12f/0xa40
[16404.356067][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16404.356067][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16404.356067][T19513]      netlink_rcv_skb+0x130/0x360
[16404.356067][T19513]      netlink_unicast+0x449/0x710
[16404.356067][T19513]      netlink_sendmsg+0x723/0xbe0
[16404.356067][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16404.356067][T19513]      ___sys_sendmsg+0xee/0x170
[16404.356067][T19513]      __sys_sendmsg+0xcd/0x170
[16404.356067][T19513]      do_syscall_64+0xc6/0x1e0
[16404.356067][T19513] 
[16404.358141][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16404.358141][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16404.358141][T19513]      ipv6_find_idev+0x102/0x170
[16404.358141][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16404.358141][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16404.358141][T19513]      netlink_rcv_skb+0x130/0x360
[16404.358141][T19513]      netlink_unicast+0x449/0x710
[16404.358141][T19513]      netlink_sendmsg+0x723/0xbe0
[16404.358141][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16404.358141][T19513]      ___sys_sendmsg+0xee/0x170
[16404.358141][T19513]      __sys_sendmsg+0xcd/0x170
[16404.358141][T19513]      do_syscall_64+0xc6/0x1e0
[16404.358141][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16404.358141][T19513] 
[16404.359763][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16404.359763][T19513]      neigh_parms_alloc+0x1e5/0x510
[16404.359763][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16404.359763][T19513]      ipv6_find_idev+0x102/0x170
[16404.359763][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16404.359763][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16404.359763][T19513]      netlink_rcv_skb+0x130/0x360
[16404.359763][T19513]      netlink_unicast+0x449/0x710
[16404.359763][T19513]      netlink_sendmsg+0x723/0xbe0
[16404.359763][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16404.359763][T19513]      ___sys_sendmsg+0xee/0x170
[16404.359763][T19513]      __sys_sendmsg+0xcd/0x170
[16404.359763][T19513]      do_syscall_64+0xc6/0x1e0
[16404.359763][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16404.359763][T19513] 
[16414.599213][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16414.599910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16414.599910][T19513]      netdev_get_by_index+0x5e/0x80
[16414.599910][T19513]      fib6_nh_init+0x3d8/0x15b0
[16414.599910][T19513]      ip6_route_info_create+0xf18/0x17d0
[16414.599910][T19513]      ip6_route_add+0x1c/0x140
[16414.599910][T19513]      addrconf_prefix_route+0x2a6/0x430
[16414.599910][T19513]      inet6_addr_add+0x4f8/0xa40
[16414.599910][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16414.599910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16414.599910][T19513]      netlink_rcv_skb+0x130/0x360
[16414.599910][T19513]      netlink_unicast+0x449/0x710
[16414.599910][T19513]      netlink_sendmsg+0x723/0xbe0
[16414.599910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16414.599910][T19513]      ___sys_sendmsg+0xee/0x170
[16414.599910][T19513]      __sys_sendmsg+0xcd/0x170
[16414.599910][T19513]      do_syscall_64+0xc6/0x1e0
[16414.599910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16414.599910][T19513] 
[16414.602340][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16414.602340][T19513]      netdev_get_by_index+0x5e/0x80
[16414.602340][T19513]      fib6_nh_init+0x3d8/0x15b0
[16414.602340][T19513]      ip6_route_info_create+0xf18/0x17d0
[16414.602340][T19513]      addrconf_f6i_alloc+0x315/0x560
[16414.602340][T19513]      ipv6_add_addr+0x411/0x2000
[16414.602340][T19513]      inet6_addr_add+0x30e/0xa40
[16414.602340][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16414.602340][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16414.602340][T19513]      netlink_rcv_skb+0x130/0x360
[16414.602340][T19513]      netlink_unicast+0x449/0x710
[16414.602340][T19513]      netlink_sendmsg+0x723/0xbe0
[16414.602340][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16414.602340][T19513]      ___sys_sendmsg+0xee/0x170
[16414.602340][T19513]      __sys_sendmsg+0xcd/0x170
[16414.602340][T19513]      do_syscall_64+0xc6/0x1e0
[16414.602340][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16414.602340][T19513] 
[16414.604625][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16414.604625][T19513]      netdev_get_by_index+0x5e/0x80
[16414.604625][T19513]      fib6_nh_init+0x3d8/0x15b0
[16414.604625][T19513]      ip6_route_info_create+0xf18/0x17d0
[16414.604625][T19513]      ip6_route_add+0x1c/0x140
[16414.604625][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16414.604625][T19513]      addrconf_add_dev+0xe2/0x170
[16414.604625][T19513]      inet6_addr_add+0x12f/0xa40
[16414.604625][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16414.604625][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16414.604625][T19513]      netlink_rcv_skb+0x130/0x360
[16414.604625][T19513]      netlink_unicast+0x449/0x710
[16414.604625][T19513]      netlink_sendmsg+0x723/0xbe0
[16414.604625][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16414.604625][T19513]      ___sys_sendmsg+0xee/0x170
[16414.604625][T19513]      __sys_sendmsg+0xcd/0x170
[16414.604625][T19513]      do_syscall_64+0xc6/0x1e0
[16414.604625][T19513] 
[16414.606840][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16414.606840][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16414.606840][T19513]      ipv6_find_idev+0x102/0x170
[16414.606840][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16414.606840][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16414.606840][T19513]      netlink_rcv_skb+0x130/0x360
[16414.606840][T19513]      netlink_unicast+0x449/0x710
[16414.606840][T19513]      netlink_sendmsg+0x723/0xbe0
[16414.606840][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16414.606840][T19513]      ___sys_sendmsg+0xee/0x170
[16414.606840][T19513]      __sys_sendmsg+0xcd/0x170
[16414.606840][T19513]      do_syscall_64+0xc6/0x1e0
[16414.606840][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16414.606840][T19513] 
[16414.608570][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16414.608570][T19513]      neigh_parms_alloc+0x1e5/0x510
[16414.608570][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16414.608570][T19513]      ipv6_find_idev+0x102/0x170
[16414.608570][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16414.608570][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16414.608570][T19513]      netlink_rcv_skb+0x130/0x360
[16414.608570][T19513]      netlink_unicast+0x449/0x710
[16414.608570][T19513]      netlink_sendmsg+0x723/0xbe0
[16414.608570][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16414.608570][T19513]      ___sys_sendmsg+0xee/0x170
[16414.608570][T19513]      __sys_sendmsg+0xcd/0x170
[16414.608570][T19513]      do_syscall_64+0xc6/0x1e0
[16414.608570][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16414.608570][T19513] 
[16424.847200][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16424.847783][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16424.847783][T19513]      netdev_get_by_index+0x5e/0x80
[16424.847783][T19513]      fib6_nh_init+0x3d8/0x15b0
[16424.847783][T19513]      ip6_route_info_create+0xf18/0x17d0
[16424.847783][T19513]      ip6_route_add+0x1c/0x140
[16424.847783][T19513]      addrconf_prefix_route+0x2a6/0x430
[16424.847783][T19513]      inet6_addr_add+0x4f8/0xa40
[16424.847783][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16424.847783][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16424.847783][T19513]      netlink_rcv_skb+0x130/0x360
[16424.847783][T19513]      netlink_unicast+0x449/0x710
[16424.847783][T19513]      netlink_sendmsg+0x723/0xbe0
[16424.847783][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16424.847783][T19513]      ___sys_sendmsg+0xee/0x170
[16424.847783][T19513]      __sys_sendmsg+0xcd/0x170
[16424.847783][T19513]      do_syscall_64+0xc6/0x1e0
[16424.847783][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16424.847783][T19513] 
[16424.850124][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16424.850124][T19513]      netdev_get_by_index+0x5e/0x80
[16424.850124][T19513]      fib6_nh_init+0x3d8/0x15b0
[16424.850124][T19513]      ip6_route_info_create+0xf18/0x17d0
[16424.850124][T19513]      addrconf_f6i_alloc+0x315/0x560
[16424.850124][T19513]      ipv6_add_addr+0x411/0x2000
[16424.850124][T19513]      inet6_addr_add+0x30e/0xa40
[16424.850124][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16424.850124][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16424.850124][T19513]      netlink_rcv_skb+0x130/0x360
[16424.850124][T19513]      netlink_unicast+0x449/0x710
[16424.850124][T19513]      netlink_sendmsg+0x723/0xbe0
[16424.850124][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16424.850124][T19513]      ___sys_sendmsg+0xee/0x170
[16424.850124][T19513]      __sys_sendmsg+0xcd/0x170
[16424.850124][T19513]      do_syscall_64+0xc6/0x1e0
[16424.850124][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16424.850124][T19513] 
[16424.852476][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16424.852476][T19513]      netdev_get_by_index+0x5e/0x80
[16424.852476][T19513]      fib6_nh_init+0x3d8/0x15b0
[16424.852476][T19513]      ip6_route_info_create+0xf18/0x17d0
[16424.852476][T19513]      ip6_route_add+0x1c/0x140
[16424.852476][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16424.852476][T19513]      addrconf_add_dev+0xe2/0x170
[16424.852476][T19513]      inet6_addr_add+0x12f/0xa40
[16424.852476][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16424.852476][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16424.852476][T19513]      netlink_rcv_skb+0x130/0x360
[16424.852476][T19513]      netlink_unicast+0x449/0x710
[16424.852476][T19513]      netlink_sendmsg+0x723/0xbe0
[16424.852476][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16424.852476][T19513]      ___sys_sendmsg+0xee/0x170
[16424.852476][T19513]      __sys_sendmsg+0xcd/0x170
[16424.852476][T19513]      do_syscall_64+0xc6/0x1e0
[16424.852476][T19513] 
[16424.854689][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16424.854689][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16424.854689][T19513]      ipv6_find_idev+0x102/0x170
[16424.854689][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16424.854689][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16424.854689][T19513]      netlink_rcv_skb+0x130/0x360
[16424.854689][T19513]      netlink_unicast+0x449/0x710
[16424.854689][T19513]      netlink_sendmsg+0x723/0xbe0
[16424.854689][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16424.854689][T19513]      ___sys_sendmsg+0xee/0x170
[16424.854689][T19513]      __sys_sendmsg+0xcd/0x170
[16424.854689][T19513]      do_syscall_64+0xc6/0x1e0
[16424.854689][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16424.854689][T19513] 
[16424.856358][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16424.856358][T19513]      neigh_parms_alloc+0x1e5/0x510
[16424.856358][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16424.856358][T19513]      ipv6_find_idev+0x102/0x170
[16424.856358][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16424.856358][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16424.856358][T19513]      netlink_rcv_skb+0x130/0x360
[16424.856358][T19513]      netlink_unicast+0x449/0x710
[16424.856358][T19513]      netlink_sendmsg+0x723/0xbe0
[16424.856358][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16424.856358][T19513]      ___sys_sendmsg+0xee/0x170
[16424.856358][T19513]      __sys_sendmsg+0xcd/0x170
[16424.856358][T19513]      do_syscall_64+0xc6/0x1e0
[16424.856358][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16424.856358][T19513] 
[16434.927176][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16434.927693][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16434.927693][T19513]      netdev_get_by_index+0x5e/0x80
[16434.927693][T19513]      fib6_nh_init+0x3d8/0x15b0
[16434.927693][T19513]      ip6_route_info_create+0xf18/0x17d0
[16434.927693][T19513]      ip6_route_add+0x1c/0x140
[16434.927693][T19513]      addrconf_prefix_route+0x2a6/0x430
[16434.927693][T19513]      inet6_addr_add+0x4f8/0xa40
[16434.927693][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16434.927693][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16434.927693][T19513]      netlink_rcv_skb+0x130/0x360
[16434.927693][T19513]      netlink_unicast+0x449/0x710
[16434.927693][T19513]      netlink_sendmsg+0x723/0xbe0
[16434.927693][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16434.927693][T19513]      ___sys_sendmsg+0xee/0x170
[16434.927693][T19513]      __sys_sendmsg+0xcd/0x170
[16434.927693][T19513]      do_syscall_64+0xc6/0x1e0
[16434.927693][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16434.927693][T19513] 
[16434.929957][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16434.929957][T19513]      netdev_get_by_index+0x5e/0x80
[16434.929957][T19513]      fib6_nh_init+0x3d8/0x15b0
[16434.929957][T19513]      ip6_route_info_create+0xf18/0x17d0
[16434.929957][T19513]      addrconf_f6i_alloc+0x315/0x560
[16434.929957][T19513]      ipv6_add_addr+0x411/0x2000
[16434.929957][T19513]      inet6_addr_add+0x30e/0xa40
[16434.929957][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16434.929957][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16434.929957][T19513]      netlink_rcv_skb+0x130/0x360
[16434.929957][T19513]      netlink_unicast+0x449/0x710
[16434.929957][T19513]      netlink_sendmsg+0x723/0xbe0
[16434.929957][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16434.929957][T19513]      ___sys_sendmsg+0xee/0x170
[16434.929957][T19513]      __sys_sendmsg+0xcd/0x170
[16434.929957][T19513]      do_syscall_64+0xc6/0x1e0
[16434.929957][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16434.929957][T19513] 
[16434.932315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16434.932315][T19513]      netdev_get_by_index+0x5e/0x80
[16434.932315][T19513]      fib6_nh_init+0x3d8/0x15b0
[16434.932315][T19513]      ip6_route_info_create+0xf18/0x17d0
[16434.932315][T19513]      ip6_route_add+0x1c/0x140
[16434.932315][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16434.932315][T19513]      addrconf_add_dev+0xe2/0x170
[16434.932315][T19513]      inet6_addr_add+0x12f/0xa40
[16434.932315][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16434.932315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16434.932315][T19513]      netlink_rcv_skb+0x130/0x360
[16434.932315][T19513]      netlink_unicast+0x449/0x710
[16434.932315][T19513]      netlink_sendmsg+0x723/0xbe0
[16434.932315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16434.932315][T19513]      ___sys_sendmsg+0xee/0x170
[16434.932315][T19513]      __sys_sendmsg+0xcd/0x170
[16434.932315][T19513]      do_syscall_64+0xc6/0x1e0
[16434.932315][T19513] 
[16434.934513][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16434.934513][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16434.934513][T19513]      ipv6_find_idev+0x102/0x170
[16434.934513][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16434.934513][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16434.934513][T19513]      netlink_rcv_skb+0x130/0x360
[16434.934513][T19513]      netlink_unicast+0x449/0x710
[16434.934513][T19513]      netlink_sendmsg+0x723/0xbe0
[16434.934513][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16434.934513][T19513]      ___sys_sendmsg+0xee/0x170
[16434.934513][T19513]      __sys_sendmsg+0xcd/0x170
[16434.934513][T19513]      do_syscall_64+0xc6/0x1e0
[16434.934513][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16434.934513][T19513] 
[16434.936249][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16434.936249][T19513]      neigh_parms_alloc+0x1e5/0x510
[16434.936249][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16434.936249][T19513]      ipv6_find_idev+0x102/0x170
[16434.936249][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16434.936249][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16434.936249][T19513]      netlink_rcv_skb+0x130/0x360
[16434.936249][T19513]      netlink_unicast+0x449/0x710
[16434.936249][T19513]      netlink_sendmsg+0x723/0xbe0
[16434.936249][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16434.936249][T19513]      ___sys_sendmsg+0xee/0x170
[16434.936249][T19513]      __sys_sendmsg+0xcd/0x170
[16434.936249][T19513]      do_syscall_64+0xc6/0x1e0
[16434.936249][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16434.936249][T19513] 
[16445.175168][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16445.175631][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16445.175631][T19513]      netdev_get_by_index+0x5e/0x80
[16445.175631][T19513]      fib6_nh_init+0x3d8/0x15b0
[16445.175631][T19513]      ip6_route_info_create+0xf18/0x17d0
[16445.175631][T19513]      ip6_route_add+0x1c/0x140
[16445.175631][T19513]      addrconf_prefix_route+0x2a6/0x430
[16445.175631][T19513]      inet6_addr_add+0x4f8/0xa40
[16445.175631][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16445.175631][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16445.175631][T19513]      netlink_rcv_skb+0x130/0x360
[16445.175631][T19513]      netlink_unicast+0x449/0x710
[16445.175631][T19513]      netlink_sendmsg+0x723/0xbe0
[16445.175631][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16445.175631][T19513]      ___sys_sendmsg+0xee/0x170
[16445.175631][T19513]      __sys_sendmsg+0xcd/0x170
[16445.175631][T19513]      do_syscall_64+0xc6/0x1e0
[16445.175631][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16445.175631][T19513] 
[16445.177866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16445.177866][T19513]      netdev_get_by_index+0x5e/0x80
[16445.177866][T19513]      fib6_nh_init+0x3d8/0x15b0
[16445.177866][T19513]      ip6_route_info_create+0xf18/0x17d0
[16445.177866][T19513]      addrconf_f6i_alloc+0x315/0x560
[16445.177866][T19513]      ipv6_add_addr+0x411/0x2000
[16445.177866][T19513]      inet6_addr_add+0x30e/0xa40
[16445.177866][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16445.177866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16445.177866][T19513]      netlink_rcv_skb+0x130/0x360
[16445.177866][T19513]      netlink_unicast+0x449/0x710
[16445.177866][T19513]      netlink_sendmsg+0x723/0xbe0
[16445.177866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16445.177866][T19513]      ___sys_sendmsg+0xee/0x170
[16445.177866][T19513]      __sys_sendmsg+0xcd/0x170
[16445.177866][T19513]      do_syscall_64+0xc6/0x1e0
[16445.177866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16445.177866][T19513] 
[16445.180078][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16445.180078][T19513]      netdev_get_by_index+0x5e/0x80
[16445.180078][T19513]      fib6_nh_init+0x3d8/0x15b0
[16445.180078][T19513]      ip6_route_info_create+0xf18/0x17d0
[16445.180078][T19513]      ip6_route_add+0x1c/0x140
[16445.180078][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16445.180078][T19513]      addrconf_add_dev+0xe2/0x170
[16445.180078][T19513]      inet6_addr_add+0x12f/0xa40
[16445.180078][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16445.180078][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16445.180078][T19513]      netlink_rcv_skb+0x130/0x360
[16445.180078][T19513]      netlink_unicast+0x449/0x710
[16445.180078][T19513]      netlink_sendmsg+0x723/0xbe0
[16445.180078][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16445.180078][T19513]      ___sys_sendmsg+0xee/0x170
[16445.180078][T19513]      __sys_sendmsg+0xcd/0x170
[16445.180078][T19513]      do_syscall_64+0xc6/0x1e0
[16445.180078][T19513] 
[16445.182260][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16445.182260][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16445.182260][T19513]      ipv6_find_idev+0x102/0x170
[16445.182260][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16445.182260][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16445.182260][T19513]      netlink_rcv_skb+0x130/0x360
[16445.182260][T19513]      netlink_unicast+0x449/0x710
[16445.182260][T19513]      netlink_sendmsg+0x723/0xbe0
[16445.182260][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16445.182260][T19513]      ___sys_sendmsg+0xee/0x170
[16445.182260][T19513]      __sys_sendmsg+0xcd/0x170
[16445.182260][T19513]      do_syscall_64+0xc6/0x1e0
[16445.182260][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16445.182260][T19513] 
[16445.183951][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16445.183951][T19513]      neigh_parms_alloc+0x1e5/0x510
[16445.183951][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16445.183951][T19513]      ipv6_find_idev+0x102/0x170
[16445.183951][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16445.183951][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16445.183951][T19513]      netlink_rcv_skb+0x130/0x360
[16445.183951][T19513]      netlink_unicast+0x449/0x710
[16445.183951][T19513]      netlink_sendmsg+0x723/0xbe0
[16445.183951][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16445.183951][T19513]      ___sys_sendmsg+0xee/0x170
[16445.183951][T19513]      __sys_sendmsg+0xcd/0x170
[16445.183951][T19513]      do_syscall_64+0xc6/0x1e0
[16445.183951][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16445.183951][T19513] 
[16455.423087][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16455.423561][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16455.423561][T19513]      netdev_get_by_index+0x5e/0x80
[16455.423561][T19513]      fib6_nh_init+0x3d8/0x15b0
[16455.423561][T19513]      ip6_route_info_create+0xf18/0x17d0
[16455.423561][T19513]      ip6_route_add+0x1c/0x140
[16455.423561][T19513]      addrconf_prefix_route+0x2a6/0x430
[16455.423561][T19513]      inet6_addr_add+0x4f8/0xa40
[16455.423561][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16455.423561][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16455.423561][T19513]      netlink_rcv_skb+0x130/0x360
[16455.423561][T19513]      netlink_unicast+0x449/0x710
[16455.423561][T19513]      netlink_sendmsg+0x723/0xbe0
[16455.423561][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16455.423561][T19513]      ___sys_sendmsg+0xee/0x170
[16455.423561][T19513]      __sys_sendmsg+0xcd/0x170
[16455.423561][T19513]      do_syscall_64+0xc6/0x1e0
[16455.423561][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16455.423561][T19513] 
[16455.425961][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16455.425961][T19513]      netdev_get_by_index+0x5e/0x80
[16455.425961][T19513]      fib6_nh_init+0x3d8/0x15b0
[16455.425961][T19513]      ip6_route_info_create+0xf18/0x17d0
[16455.425961][T19513]      addrconf_f6i_alloc+0x315/0x560
[16455.425961][T19513]      ipv6_add_addr+0x411/0x2000
[16455.425961][T19513]      inet6_addr_add+0x30e/0xa40
[16455.425961][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16455.425961][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16455.425961][T19513]      netlink_rcv_skb+0x130/0x360
[16455.425961][T19513]      netlink_unicast+0x449/0x710
[16455.425961][T19513]      netlink_sendmsg+0x723/0xbe0
[16455.425961][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16455.425961][T19513]      ___sys_sendmsg+0xee/0x170
[16455.425961][T19513]      __sys_sendmsg+0xcd/0x170
[16455.425961][T19513]      do_syscall_64+0xc6/0x1e0
[16455.425961][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16455.425961][T19513] 
[16455.428294][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16455.428294][T19513]      netdev_get_by_index+0x5e/0x80
[16455.428294][T19513]      fib6_nh_init+0x3d8/0x15b0
[16455.428294][T19513]      ip6_route_info_create+0xf18/0x17d0
[16455.428294][T19513]      ip6_route_add+0x1c/0x140
[16455.428294][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16455.428294][T19513]      addrconf_add_dev+0xe2/0x170
[16455.428294][T19513]      inet6_addr_add+0x12f/0xa40
[16455.428294][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16455.428294][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16455.428294][T19513]      netlink_rcv_skb+0x130/0x360
[16455.428294][T19513]      netlink_unicast+0x449/0x710
[16455.428294][T19513]      netlink_sendmsg+0x723/0xbe0
[16455.428294][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16455.428294][T19513]      ___sys_sendmsg+0xee/0x170
[16455.428294][T19513]      __sys_sendmsg+0xcd/0x170
[16455.428294][T19513]      do_syscall_64+0xc6/0x1e0
[16455.428294][T19513] 
[16455.430605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16455.430605][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16455.430605][T19513]      ipv6_find_idev+0x102/0x170
[16455.430605][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16455.430605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16455.430605][T19513]      netlink_rcv_skb+0x130/0x360
[16455.430605][T19513]      netlink_unicast+0x449/0x710
[16455.430605][T19513]      netlink_sendmsg+0x723/0xbe0
[16455.430605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16455.430605][T19513]      ___sys_sendmsg+0xee/0x170
[16455.430605][T19513]      __sys_sendmsg+0xcd/0x170
[16455.430605][T19513]      do_syscall_64+0xc6/0x1e0
[16455.430605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16455.430605][T19513] 
[16455.432463][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16455.432463][T19513]      neigh_parms_alloc+0x1e5/0x510
[16455.432463][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16455.432463][T19513]      ipv6_find_idev+0x102/0x170
[16455.432463][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16455.432463][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16455.432463][T19513]      netlink_rcv_skb+0x130/0x360
[16455.432463][T19513]      netlink_unicast+0x449/0x710
[16455.432463][T19513]      netlink_sendmsg+0x723/0xbe0
[16455.432463][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16455.432463][T19513]      ___sys_sendmsg+0xee/0x170
[16455.432463][T19513]      __sys_sendmsg+0xcd/0x170
[16455.432463][T19513]      do_syscall_64+0xc6/0x1e0
[16455.432463][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16455.432463][T19513] 
[16465.671067][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16465.671554][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16465.671554][T19513]      netdev_get_by_index+0x5e/0x80
[16465.671554][T19513]      fib6_nh_init+0x3d8/0x15b0
[16465.671554][T19513]      ip6_route_info_create+0xf18/0x17d0
[16465.671554][T19513]      ip6_route_add+0x1c/0x140
[16465.671554][T19513]      addrconf_prefix_route+0x2a6/0x430
[16465.671554][T19513]      inet6_addr_add+0x4f8/0xa40
[16465.671554][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16465.671554][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16465.671554][T19513]      netlink_rcv_skb+0x130/0x360
[16465.671554][T19513]      netlink_unicast+0x449/0x710
[16465.671554][T19513]      netlink_sendmsg+0x723/0xbe0
[16465.671554][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16465.671554][T19513]      ___sys_sendmsg+0xee/0x170
[16465.671554][T19513]      __sys_sendmsg+0xcd/0x170
[16465.671554][T19513]      do_syscall_64+0xc6/0x1e0
[16465.671554][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16465.671554][T19513] 
[16465.673877][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16465.673877][T19513]      netdev_get_by_index+0x5e/0x80
[16465.673877][T19513]      fib6_nh_init+0x3d8/0x15b0
[16465.673877][T19513]      ip6_route_info_create+0xf18/0x17d0
[16465.673877][T19513]      addrconf_f6i_alloc+0x315/0x560
[16465.673877][T19513]      ipv6_add_addr+0x411/0x2000
[16465.673877][T19513]      inet6_addr_add+0x30e/0xa40
[16465.673877][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16465.673877][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16465.673877][T19513]      netlink_rcv_skb+0x130/0x360
[16465.673877][T19513]      netlink_unicast+0x449/0x710
[16465.673877][T19513]      netlink_sendmsg+0x723/0xbe0
[16465.673877][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16465.673877][T19513]      ___sys_sendmsg+0xee/0x170
[16465.673877][T19513]      __sys_sendmsg+0xcd/0x170
[16465.673877][T19513]      do_syscall_64+0xc6/0x1e0
[16465.673877][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16465.673877][T19513] 
[16465.676142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16465.676142][T19513]      netdev_get_by_index+0x5e/0x80
[16465.676142][T19513]      fib6_nh_init+0x3d8/0x15b0
[16465.676142][T19513]      ip6_route_info_create+0xf18/0x17d0
[16465.676142][T19513]      ip6_route_add+0x1c/0x140
[16465.676142][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16465.676142][T19513]      addrconf_add_dev+0xe2/0x170
[16465.676142][T19513]      inet6_addr_add+0x12f/0xa40
[16465.676142][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16465.676142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16465.676142][T19513]      netlink_rcv_skb+0x130/0x360
[16465.676142][T19513]      netlink_unicast+0x449/0x710
[16465.676142][T19513]      netlink_sendmsg+0x723/0xbe0
[16465.676142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16465.676142][T19513]      ___sys_sendmsg+0xee/0x170
[16465.676142][T19513]      __sys_sendmsg+0xcd/0x170
[16465.676142][T19513]      do_syscall_64+0xc6/0x1e0
[16465.676142][T19513] 
[16465.678324][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16465.678324][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16465.678324][T19513]      ipv6_find_idev+0x102/0x170
[16465.678324][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16465.678324][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16465.678324][T19513]      netlink_rcv_skb+0x130/0x360
[16465.678324][T19513]      netlink_unicast+0x449/0x710
[16465.678324][T19513]      netlink_sendmsg+0x723/0xbe0
[16465.678324][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16465.678324][T19513]      ___sys_sendmsg+0xee/0x170
[16465.678324][T19513]      __sys_sendmsg+0xcd/0x170
[16465.678324][T19513]      do_syscall_64+0xc6/0x1e0
[16465.678324][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16465.678324][T19513] 
[16465.680047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16465.680047][T19513]      neigh_parms_alloc+0x1e5/0x510
[16465.680047][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16465.680047][T19513]      ipv6_find_idev+0x102/0x170
[16465.680047][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16465.680047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16465.680047][T19513]      netlink_rcv_skb+0x130/0x360
[16465.680047][T19513]      netlink_unicast+0x449/0x710
[16465.680047][T19513]      netlink_sendmsg+0x723/0xbe0
[16465.680047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16465.680047][T19513]      ___sys_sendmsg+0xee/0x170
[16465.680047][T19513]      __sys_sendmsg+0xcd/0x170
[16465.680047][T19513]      do_syscall_64+0xc6/0x1e0
[16465.680047][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16465.680047][T19513] 
[16475.919205][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16475.919853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16475.919853][T19513]      netdev_get_by_index+0x5e/0x80
[16475.919853][T19513]      fib6_nh_init+0x3d8/0x15b0
[16475.919853][T19513]      ip6_route_info_create+0xf18/0x17d0
[16475.919853][T19513]      ip6_route_add+0x1c/0x140
[16475.919853][T19513]      addrconf_prefix_route+0x2a6/0x430
[16475.919853][T19513]      inet6_addr_add+0x4f8/0xa40
[16475.919853][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16475.919853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16475.919853][T19513]      netlink_rcv_skb+0x130/0x360
[16475.919853][T19513]      netlink_unicast+0x449/0x710
[16475.919853][T19513]      netlink_sendmsg+0x723/0xbe0
[16475.919853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16475.919853][T19513]      ___sys_sendmsg+0xee/0x170
[16475.919853][T19513]      __sys_sendmsg+0xcd/0x170
[16475.919853][T19513]      do_syscall_64+0xc6/0x1e0
[16475.919853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16475.919853][T19513] 
[16475.922801][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16475.922801][T19513]      netdev_get_by_index+0x5e/0x80
[16475.922801][T19513]      fib6_nh_init+0x3d8/0x15b0
[16475.922801][T19513]      ip6_route_info_create+0xf18/0x17d0
[16475.922801][T19513]      addrconf_f6i_alloc+0x315/0x560
[16475.922801][T19513]      ipv6_add_addr+0x411/0x2000
[16475.922801][T19513]      inet6_addr_add+0x30e/0xa40
[16475.922801][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16475.922801][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16475.922801][T19513]      netlink_rcv_skb+0x130/0x360
[16475.922801][T19513]      netlink_unicast+0x449/0x710
[16475.922801][T19513]      netlink_sendmsg+0x723/0xbe0
[16475.922801][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16475.922801][T19513]      ___sys_sendmsg+0xee/0x170
[16475.922801][T19513]      __sys_sendmsg+0xcd/0x170
[16475.922801][T19513]      do_syscall_64+0xc6/0x1e0
[16475.922801][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16475.922801][T19513] 
[16475.925058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16475.925058][T19513]      netdev_get_by_index+0x5e/0x80
[16475.925058][T19513]      fib6_nh_init+0x3d8/0x15b0
[16475.925058][T19513]      ip6_route_info_create+0xf18/0x17d0
[16475.925058][T19513]      ip6_route_add+0x1c/0x140
[16475.925058][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16475.925058][T19513]      addrconf_add_dev+0xe2/0x170
[16475.925058][T19513]      inet6_addr_add+0x12f/0xa40
[16475.925058][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16475.925058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16475.925058][T19513]      netlink_rcv_skb+0x130/0x360
[16475.925058][T19513]      netlink_unicast+0x449/0x710
[16475.925058][T19513]      netlink_sendmsg+0x723/0xbe0
[16475.925058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16475.925058][T19513]      ___sys_sendmsg+0xee/0x170
[16475.925058][T19513]      __sys_sendmsg+0xcd/0x170
[16475.925058][T19513]      do_syscall_64+0xc6/0x1e0
[16475.925058][T19513] 
[16475.927268][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16475.927268][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16475.927268][T19513]      ipv6_find_idev+0x102/0x170
[16475.927268][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16475.927268][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16475.927268][T19513]      netlink_rcv_skb+0x130/0x360
[16475.927268][T19513]      netlink_unicast+0x449/0x710
[16475.927268][T19513]      netlink_sendmsg+0x723/0xbe0
[16475.927268][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16475.927268][T19513]      ___sys_sendmsg+0xee/0x170
[16475.927268][T19513]      __sys_sendmsg+0xcd/0x170
[16475.927268][T19513]      do_syscall_64+0xc6/0x1e0
[16475.927268][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16475.927268][T19513] 
[16475.929004][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16475.929004][T19513]      neigh_parms_alloc+0x1e5/0x510
[16475.929004][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16475.929004][T19513]      ipv6_find_idev+0x102/0x170
[16475.929004][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16475.929004][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16475.929004][T19513]      netlink_rcv_skb+0x130/0x360
[16475.929004][T19513]      netlink_unicast+0x449/0x710
[16475.929004][T19513]      netlink_sendmsg+0x723/0xbe0
[16475.929004][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16475.929004][T19513]      ___sys_sendmsg+0xee/0x170
[16475.929004][T19513]      __sys_sendmsg+0xcd/0x170
[16475.929004][T19513]      do_syscall_64+0xc6/0x1e0
[16475.929004][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16475.929004][T19513] 
[16486.167270][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16486.167866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16486.167866][T19513]      netdev_get_by_index+0x5e/0x80
[16486.167866][T19513]      fib6_nh_init+0x3d8/0x15b0
[16486.167866][T19513]      ip6_route_info_create+0xf18/0x17d0
[16486.167866][T19513]      ip6_route_add+0x1c/0x140
[16486.167866][T19513]      addrconf_prefix_route+0x2a6/0x430
[16486.167866][T19513]      inet6_addr_add+0x4f8/0xa40
[16486.167866][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16486.167866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16486.167866][T19513]      netlink_rcv_skb+0x130/0x360
[16486.167866][T19513]      netlink_unicast+0x449/0x710
[16486.167866][T19513]      netlink_sendmsg+0x723/0xbe0
[16486.167866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16486.167866][T19513]      ___sys_sendmsg+0xee/0x170
[16486.167866][T19513]      __sys_sendmsg+0xcd/0x170
[16486.167866][T19513]      do_syscall_64+0xc6/0x1e0
[16486.167866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16486.167866][T19513] 
[16486.170167][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16486.170167][T19513]      netdev_get_by_index+0x5e/0x80
[16486.170167][T19513]      fib6_nh_init+0x3d8/0x15b0
[16486.170167][T19513]      ip6_route_info_create+0xf18/0x17d0
[16486.170167][T19513]      addrconf_f6i_alloc+0x315/0x560
[16486.170167][T19513]      ipv6_add_addr+0x411/0x2000
[16486.170167][T19513]      inet6_addr_add+0x30e/0xa40
[16486.170167][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16486.170167][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16486.170167][T19513]      netlink_rcv_skb+0x130/0x360
[16486.170167][T19513]      netlink_unicast+0x449/0x710
[16486.170167][T19513]      netlink_sendmsg+0x723/0xbe0
[16486.170167][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16486.170167][T19513]      ___sys_sendmsg+0xee/0x170
[16486.170167][T19513]      __sys_sendmsg+0xcd/0x170
[16486.170167][T19513]      do_syscall_64+0xc6/0x1e0
[16486.170167][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16486.170167][T19513] 
[16486.172450][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16486.172450][T19513]      netdev_get_by_index+0x5e/0x80
[16486.172450][T19513]      fib6_nh_init+0x3d8/0x15b0
[16486.172450][T19513]      ip6_route_info_create+0xf18/0x17d0
[16486.172450][T19513]      ip6_route_add+0x1c/0x140
[16486.172450][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16486.172450][T19513]      addrconf_add_dev+0xe2/0x170
[16486.172450][T19513]      inet6_addr_add+0x12f/0xa40
[16486.172450][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16486.172450][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16486.172450][T19513]      netlink_rcv_skb+0x130/0x360
[16486.172450][T19513]      netlink_unicast+0x449/0x710
[16486.172450][T19513]      netlink_sendmsg+0x723/0xbe0
[16486.172450][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16486.172450][T19513]      ___sys_sendmsg+0xee/0x170
[16486.172450][T19513]      __sys_sendmsg+0xcd/0x170
[16486.172450][T19513]      do_syscall_64+0xc6/0x1e0
[16486.172450][T19513] 
[16486.174706][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16486.174706][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16486.174706][T19513]      ipv6_find_idev+0x102/0x170
[16486.174706][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16486.174706][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16486.174706][T19513]      netlink_rcv_skb+0x130/0x360
[16486.174706][T19513]      netlink_unicast+0x449/0x710
[16486.174706][T19513]      netlink_sendmsg+0x723/0xbe0
[16486.174706][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16486.174706][T19513]      ___sys_sendmsg+0xee/0x170
[16486.174706][T19513]      __sys_sendmsg+0xcd/0x170
[16486.174706][T19513]      do_syscall_64+0xc6/0x1e0
[16486.174706][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16486.174706][T19513] 
[16486.176482][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16486.176482][T19513]      neigh_parms_alloc+0x1e5/0x510
[16486.176482][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16486.176482][T19513]      ipv6_find_idev+0x102/0x170
[16486.176482][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16486.176482][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16486.176482][T19513]      netlink_rcv_skb+0x130/0x360
[16486.176482][T19513]      netlink_unicast+0x449/0x710
[16486.176482][T19513]      netlink_sendmsg+0x723/0xbe0
[16486.176482][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16486.176482][T19513]      ___sys_sendmsg+0xee/0x170
[16486.176482][T19513]      __sys_sendmsg+0xcd/0x170
[16486.176482][T19513]      do_syscall_64+0xc6/0x1e0
[16486.176482][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16486.176482][T19513] 
[16496.183133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16496.183604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16496.183604][T19513]      netdev_get_by_index+0x5e/0x80
[16496.183604][T19513]      fib6_nh_init+0x3d8/0x15b0
[16496.183604][T19513]      ip6_route_info_create+0xf18/0x17d0
[16496.183604][T19513]      ip6_route_add+0x1c/0x140
[16496.183604][T19513]      addrconf_prefix_route+0x2a6/0x430
[16496.183604][T19513]      inet6_addr_add+0x4f8/0xa40
[16496.183604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16496.183604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16496.183604][T19513]      netlink_rcv_skb+0x130/0x360
[16496.183604][T19513]      netlink_unicast+0x449/0x710
[16496.183604][T19513]      netlink_sendmsg+0x723/0xbe0
[16496.183604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16496.183604][T19513]      ___sys_sendmsg+0xee/0x170
[16496.183604][T19513]      __sys_sendmsg+0xcd/0x170
[16496.183604][T19513]      do_syscall_64+0xc6/0x1e0
[16496.183604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16496.183604][T19513] 
[16496.185824][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16496.185824][T19513]      netdev_get_by_index+0x5e/0x80
[16496.185824][T19513]      fib6_nh_init+0x3d8/0x15b0
[16496.185824][T19513]      ip6_route_info_create+0xf18/0x17d0
[16496.185824][T19513]      addrconf_f6i_alloc+0x315/0x560
[16496.185824][T19513]      ipv6_add_addr+0x411/0x2000
[16496.185824][T19513]      inet6_addr_add+0x30e/0xa40
[16496.185824][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16496.185824][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16496.185824][T19513]      netlink_rcv_skb+0x130/0x360
[16496.185824][T19513]      netlink_unicast+0x449/0x710
[16496.185824][T19513]      netlink_sendmsg+0x723/0xbe0
[16496.185824][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16496.185824][T19513]      ___sys_sendmsg+0xee/0x170
[16496.185824][T19513]      __sys_sendmsg+0xcd/0x170
[16496.185824][T19513]      do_syscall_64+0xc6/0x1e0
[16496.185824][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16496.185824][T19513] 
[16496.188027][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16496.188027][T19513]      netdev_get_by_index+0x5e/0x80
[16496.188027][T19513]      fib6_nh_init+0x3d8/0x15b0
[16496.188027][T19513]      ip6_route_info_create+0xf18/0x17d0
[16496.188027][T19513]      ip6_route_add+0x1c/0x140
[16496.188027][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16496.188027][T19513]      addrconf_add_dev+0xe2/0x170
[16496.188027][T19513]      inet6_addr_add+0x12f/0xa40
[16496.188027][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16496.188027][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16496.188027][T19513]      netlink_rcv_skb+0x130/0x360
[16496.188027][T19513]      netlink_unicast+0x449/0x710
[16496.188027][T19513]      netlink_sendmsg+0x723/0xbe0
[16496.188027][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16496.188027][T19513]      ___sys_sendmsg+0xee/0x170
[16496.188027][T19513]      __sys_sendmsg+0xcd/0x170
[16496.188027][T19513]      do_syscall_64+0xc6/0x1e0
[16496.188027][T19513] 
[16496.190188][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16496.190188][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16496.190188][T19513]      ipv6_find_idev+0x102/0x170
[16496.190188][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16496.190188][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16496.190188][T19513]      netlink_rcv_skb+0x130/0x360
[16496.190188][T19513]      netlink_unicast+0x449/0x710
[16496.190188][T19513]      netlink_sendmsg+0x723/0xbe0
[16496.190188][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16496.190188][T19513]      ___sys_sendmsg+0xee/0x170
[16496.190188][T19513]      __sys_sendmsg+0xcd/0x170
[16496.190188][T19513]      do_syscall_64+0xc6/0x1e0
[16496.190188][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16496.190188][T19513] 
[16496.191892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16496.191892][T19513]      neigh_parms_alloc+0x1e5/0x510
[16496.191892][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16496.191892][T19513]      ipv6_find_idev+0x102/0x170
[16496.191892][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16496.191892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16496.191892][T19513]      netlink_rcv_skb+0x130/0x360
[16496.191892][T19513]      netlink_unicast+0x449/0x710
[16496.191892][T19513]      netlink_sendmsg+0x723/0xbe0
[16496.191892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16496.191892][T19513]      ___sys_sendmsg+0xee/0x170
[16496.191892][T19513]      __sys_sendmsg+0xcd/0x170
[16496.191892][T19513]      do_syscall_64+0xc6/0x1e0
[16496.191892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16496.191892][T19513] 
[16506.431199][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16506.431834][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16506.431834][T19513]      netdev_get_by_index+0x5e/0x80
[16506.431834][T19513]      fib6_nh_init+0x3d8/0x15b0
[16506.431834][T19513]      ip6_route_info_create+0xf18/0x17d0
[16506.431834][T19513]      ip6_route_add+0x1c/0x140
[16506.431834][T19513]      addrconf_prefix_route+0x2a6/0x430
[16506.431834][T19513]      inet6_addr_add+0x4f8/0xa40
[16506.431834][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16506.431834][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16506.431834][T19513]      netlink_rcv_skb+0x130/0x360
[16506.431834][T19513]      netlink_unicast+0x449/0x710
[16506.431834][T19513]      netlink_sendmsg+0x723/0xbe0
[16506.431834][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16506.431834][T19513]      ___sys_sendmsg+0xee/0x170
[16506.431834][T19513]      __sys_sendmsg+0xcd/0x170
[16506.431834][T19513]      do_syscall_64+0xc6/0x1e0
[16506.431834][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16506.431834][T19513] 
[16506.433999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16506.433999][T19513]      netdev_get_by_index+0x5e/0x80
[16506.433999][T19513]      fib6_nh_init+0x3d8/0x15b0
[16506.433999][T19513]      ip6_route_info_create+0xf18/0x17d0
[16506.433999][T19513]      addrconf_f6i_alloc+0x315/0x560
[16506.433999][T19513]      ipv6_add_addr+0x411/0x2000
[16506.433999][T19513]      inet6_addr_add+0x30e/0xa40
[16506.433999][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16506.433999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16506.433999][T19513]      netlink_rcv_skb+0x130/0x360
[16506.433999][T19513]      netlink_unicast+0x449/0x710
[16506.433999][T19513]      netlink_sendmsg+0x723/0xbe0
[16506.433999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16506.433999][T19513]      ___sys_sendmsg+0xee/0x170
[16506.433999][T19513]      __sys_sendmsg+0xcd/0x170
[16506.433999][T19513]      do_syscall_64+0xc6/0x1e0
[16506.433999][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16506.433999][T19513] 
[16506.436078][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16506.436078][T19513]      netdev_get_by_index+0x5e/0x80
[16506.436078][T19513]      fib6_nh_init+0x3d8/0x15b0
[16506.436078][T19513]      ip6_route_info_create+0xf18/0x17d0
[16506.436078][T19513]      ip6_route_add+0x1c/0x140
[16506.436078][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16506.436078][T19513]      addrconf_add_dev+0xe2/0x170
[16506.436078][T19513]      inet6_addr_add+0x12f/0xa40
[16506.436078][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16506.436078][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16506.436078][T19513]      netlink_rcv_skb+0x130/0x360
[16506.436078][T19513]      netlink_unicast+0x449/0x710
[16506.436078][T19513]      netlink_sendmsg+0x723/0xbe0
[16506.436078][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16506.436078][T19513]      ___sys_sendmsg+0xee/0x170
[16506.436078][T19513]      __sys_sendmsg+0xcd/0x170
[16506.436078][T19513]      do_syscall_64+0xc6/0x1e0
[16506.436078][T19513] 
[16506.438701][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16506.438701][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16506.438701][T19513]      ipv6_find_idev+0x102/0x170
[16506.438701][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16506.438701][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16506.438701][T19513]      netlink_rcv_skb+0x130/0x360
[16506.438701][T19513]      netlink_unicast+0x449/0x710
[16506.438701][T19513]      netlink_sendmsg+0x723/0xbe0
[16506.438701][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16506.438701][T19513]      ___sys_sendmsg+0xee/0x170
[16506.438701][T19513]      __sys_sendmsg+0xcd/0x170
[16506.438701][T19513]      do_syscall_64+0xc6/0x1e0
[16506.438701][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16506.438701][T19513] 
[16506.440390][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16506.440390][T19513]      neigh_parms_alloc+0x1e5/0x510
[16506.440390][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16506.440390][T19513]      ipv6_find_idev+0x102/0x170
[16506.440390][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16506.440390][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16506.440390][T19513]      netlink_rcv_skb+0x130/0x360
[16506.440390][T19513]      netlink_unicast+0x449/0x710
[16506.440390][T19513]      netlink_sendmsg+0x723/0xbe0
[16506.440390][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16506.440390][T19513]      ___sys_sendmsg+0xee/0x170
[16506.440390][T19513]      __sys_sendmsg+0xcd/0x170
[16506.440390][T19513]      do_syscall_64+0xc6/0x1e0
[16506.440390][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16506.440390][T19513] 
[16516.679131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16516.679607][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16516.679607][T19513]      netdev_get_by_index+0x5e/0x80
[16516.679607][T19513]      fib6_nh_init+0x3d8/0x15b0
[16516.679607][T19513]      ip6_route_info_create+0xf18/0x17d0
[16516.679607][T19513]      ip6_route_add+0x1c/0x140
[16516.679607][T19513]      addrconf_prefix_route+0x2a6/0x430
[16516.679607][T19513]      inet6_addr_add+0x4f8/0xa40
[16516.679607][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16516.679607][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16516.679607][T19513]      netlink_rcv_skb+0x130/0x360
[16516.679607][T19513]      netlink_unicast+0x449/0x710
[16516.679607][T19513]      netlink_sendmsg+0x723/0xbe0
[16516.679607][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16516.679607][T19513]      ___sys_sendmsg+0xee/0x170
[16516.679607][T19513]      __sys_sendmsg+0xcd/0x170
[16516.679607][T19513]      do_syscall_64+0xc6/0x1e0
[16516.679607][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16516.679607][T19513] 
[16516.681875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16516.681875][T19513]      netdev_get_by_index+0x5e/0x80
[16516.681875][T19513]      fib6_nh_init+0x3d8/0x15b0
[16516.681875][T19513]      ip6_route_info_create+0xf18/0x17d0
[16516.681875][T19513]      addrconf_f6i_alloc+0x315/0x560
[16516.681875][T19513]      ipv6_add_addr+0x411/0x2000
[16516.681875][T19513]      inet6_addr_add+0x30e/0xa40
[16516.681875][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16516.681875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16516.681875][T19513]      netlink_rcv_skb+0x130/0x360
[16516.681875][T19513]      netlink_unicast+0x449/0x710
[16516.681875][T19513]      netlink_sendmsg+0x723/0xbe0
[16516.681875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16516.681875][T19513]      ___sys_sendmsg+0xee/0x170
[16516.681875][T19513]      __sys_sendmsg+0xcd/0x170
[16516.681875][T19513]      do_syscall_64+0xc6/0x1e0
[16516.681875][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16516.681875][T19513] 
[16516.684102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16516.684102][T19513]      netdev_get_by_index+0x5e/0x80
[16516.684102][T19513]      fib6_nh_init+0x3d8/0x15b0
[16516.684102][T19513]      ip6_route_info_create+0xf18/0x17d0
[16516.684102][T19513]      ip6_route_add+0x1c/0x140
[16516.684102][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16516.684102][T19513]      addrconf_add_dev+0xe2/0x170
[16516.684102][T19513]      inet6_addr_add+0x12f/0xa40
[16516.684102][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16516.684102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16516.684102][T19513]      netlink_rcv_skb+0x130/0x360
[16516.684102][T19513]      netlink_unicast+0x449/0x710
[16516.684102][T19513]      netlink_sendmsg+0x723/0xbe0
[16516.684102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16516.684102][T19513]      ___sys_sendmsg+0xee/0x170
[16516.684102][T19513]      __sys_sendmsg+0xcd/0x170
[16516.684102][T19513]      do_syscall_64+0xc6/0x1e0
[16516.684102][T19513] 
[16516.686703][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16516.686703][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16516.686703][T19513]      ipv6_find_idev+0x102/0x170
[16516.686703][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16516.686703][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16516.686703][T19513]      netlink_rcv_skb+0x130/0x360
[16516.686703][T19513]      netlink_unicast+0x449/0x710
[16516.686703][T19513]      netlink_sendmsg+0x723/0xbe0
[16516.686703][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16516.686703][T19513]      ___sys_sendmsg+0xee/0x170
[16516.686703][T19513]      __sys_sendmsg+0xcd/0x170
[16516.686703][T19513]      do_syscall_64+0xc6/0x1e0
[16516.686703][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16516.686703][T19513] 
[16516.688415][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16516.688415][T19513]      neigh_parms_alloc+0x1e5/0x510
[16516.688415][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16516.688415][T19513]      ipv6_find_idev+0x102/0x170
[16516.688415][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16516.688415][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16516.688415][T19513]      netlink_rcv_skb+0x130/0x360
[16516.688415][T19513]      netlink_unicast+0x449/0x710
[16516.688415][T19513]      netlink_sendmsg+0x723/0xbe0
[16516.688415][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16516.688415][T19513]      ___sys_sendmsg+0xee/0x170
[16516.688415][T19513]      __sys_sendmsg+0xcd/0x170
[16516.688415][T19513]      do_syscall_64+0xc6/0x1e0
[16516.688415][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16516.688415][T19513] 
[16526.927125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16526.927589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16526.927589][T19513]      netdev_get_by_index+0x5e/0x80
[16526.927589][T19513]      fib6_nh_init+0x3d8/0x15b0
[16526.927589][T19513]      ip6_route_info_create+0xf18/0x17d0
[16526.927589][T19513]      ip6_route_add+0x1c/0x140
[16526.927589][T19513]      addrconf_prefix_route+0x2a6/0x430
[16526.927589][T19513]      inet6_addr_add+0x4f8/0xa40
[16526.927589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16526.927589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16526.927589][T19513]      netlink_rcv_skb+0x130/0x360
[16526.927589][T19513]      netlink_unicast+0x449/0x710
[16526.927589][T19513]      netlink_sendmsg+0x723/0xbe0
[16526.927589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16526.927589][T19513]      ___sys_sendmsg+0xee/0x170
[16526.927589][T19513]      __sys_sendmsg+0xcd/0x170
[16526.927589][T19513]      do_syscall_64+0xc6/0x1e0
[16526.927589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16526.927589][T19513] 
[16526.929822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16526.929822][T19513]      netdev_get_by_index+0x5e/0x80
[16526.929822][T19513]      fib6_nh_init+0x3d8/0x15b0
[16526.929822][T19513]      ip6_route_info_create+0xf18/0x17d0
[16526.929822][T19513]      addrconf_f6i_alloc+0x315/0x560
[16526.929822][T19513]      ipv6_add_addr+0x411/0x2000
[16526.929822][T19513]      inet6_addr_add+0x30e/0xa40
[16526.929822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16526.929822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16526.929822][T19513]      netlink_rcv_skb+0x130/0x360
[16526.929822][T19513]      netlink_unicast+0x449/0x710
[16526.929822][T19513]      netlink_sendmsg+0x723/0xbe0
[16526.929822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16526.929822][T19513]      ___sys_sendmsg+0xee/0x170
[16526.929822][T19513]      __sys_sendmsg+0xcd/0x170
[16526.929822][T19513]      do_syscall_64+0xc6/0x1e0
[16526.929822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16526.929822][T19513] 
[16526.932038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16526.932038][T19513]      netdev_get_by_index+0x5e/0x80
[16526.932038][T19513]      fib6_nh_init+0x3d8/0x15b0
[16526.932038][T19513]      ip6_route_info_create+0xf18/0x17d0
[16526.932038][T19513]      ip6_route_add+0x1c/0x140
[16526.932038][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16526.932038][T19513]      addrconf_add_dev+0xe2/0x170
[16526.932038][T19513]      inet6_addr_add+0x12f/0xa40
[16526.932038][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16526.932038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16526.932038][T19513]      netlink_rcv_skb+0x130/0x360
[16526.932038][T19513]      netlink_unicast+0x449/0x710
[16526.932038][T19513]      netlink_sendmsg+0x723/0xbe0
[16526.932038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16526.932038][T19513]      ___sys_sendmsg+0xee/0x170
[16526.932038][T19513]      __sys_sendmsg+0xcd/0x170
[16526.932038][T19513]      do_syscall_64+0xc6/0x1e0
[16526.932038][T19513] 
[16526.934198][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16526.934198][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16526.934198][T19513]      ipv6_find_idev+0x102/0x170
[16526.934198][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16526.934198][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16526.934198][T19513]      netlink_rcv_skb+0x130/0x360
[16526.934198][T19513]      netlink_unicast+0x449/0x710
[16526.934198][T19513]      netlink_sendmsg+0x723/0xbe0
[16526.934198][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16526.934198][T19513]      ___sys_sendmsg+0xee/0x170
[16526.934198][T19513]      __sys_sendmsg+0xcd/0x170
[16526.934198][T19513]      do_syscall_64+0xc6/0x1e0
[16526.934198][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16526.934198][T19513] 
[16526.935898][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16526.935898][T19513]      neigh_parms_alloc+0x1e5/0x510
[16526.935898][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16526.935898][T19513]      ipv6_find_idev+0x102/0x170
[16526.935898][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16526.935898][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16526.935898][T19513]      netlink_rcv_skb+0x130/0x360
[16526.935898][T19513]      netlink_unicast+0x449/0x710
[16526.935898][T19513]      netlink_sendmsg+0x723/0xbe0
[16526.935898][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16526.935898][T19513]      ___sys_sendmsg+0xee/0x170
[16526.935898][T19513]      __sys_sendmsg+0xcd/0x170
[16526.935898][T19513]      do_syscall_64+0xc6/0x1e0
[16526.935898][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16526.935898][T19513] 
[16537.183121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16537.183605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16537.183605][T19513]      netdev_get_by_index+0x5e/0x80
[16537.183605][T19513]      fib6_nh_init+0x3d8/0x15b0
[16537.183605][T19513]      ip6_route_info_create+0xf18/0x17d0
[16537.183605][T19513]      ip6_route_add+0x1c/0x140
[16537.183605][T19513]      addrconf_prefix_route+0x2a6/0x430
[16537.183605][T19513]      inet6_addr_add+0x4f8/0xa40
[16537.183605][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16537.183605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16537.183605][T19513]      netlink_rcv_skb+0x130/0x360
[16537.183605][T19513]      netlink_unicast+0x449/0x710
[16537.183605][T19513]      netlink_sendmsg+0x723/0xbe0
[16537.183605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16537.183605][T19513]      ___sys_sendmsg+0xee/0x170
[16537.183605][T19513]      __sys_sendmsg+0xcd/0x170
[16537.183605][T19513]      do_syscall_64+0xc6/0x1e0
[16537.183605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16537.183605][T19513] 
[16537.185829][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16537.185829][T19513]      netdev_get_by_index+0x5e/0x80
[16537.185829][T19513]      fib6_nh_init+0x3d8/0x15b0
[16537.185829][T19513]      ip6_route_info_create+0xf18/0x17d0
[16537.185829][T19513]      addrconf_f6i_alloc+0x315/0x560
[16537.185829][T19513]      ipv6_add_addr+0x411/0x2000
[16537.185829][T19513]      inet6_addr_add+0x30e/0xa40
[16537.185829][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16537.185829][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16537.185829][T19513]      netlink_rcv_skb+0x130/0x360
[16537.185829][T19513]      netlink_unicast+0x449/0x710
[16537.185829][T19513]      netlink_sendmsg+0x723/0xbe0
[16537.185829][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16537.185829][T19513]      ___sys_sendmsg+0xee/0x170
[16537.185829][T19513]      __sys_sendmsg+0xcd/0x170
[16537.185829][T19513]      do_syscall_64+0xc6/0x1e0
[16537.185829][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16537.185829][T19513] 
[16537.188032][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16537.188032][T19513]      netdev_get_by_index+0x5e/0x80
[16537.188032][T19513]      fib6_nh_init+0x3d8/0x15b0
[16537.188032][T19513]      ip6_route_info_create+0xf18/0x17d0
[16537.188032][T19513]      ip6_route_add+0x1c/0x140
[16537.188032][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16537.188032][T19513]      addrconf_add_dev+0xe2/0x170
[16537.188032][T19513]      inet6_addr_add+0x12f/0xa40
[16537.188032][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16537.188032][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16537.188032][T19513]      netlink_rcv_skb+0x130/0x360
[16537.188032][T19513]      netlink_unicast+0x449/0x710
[16537.188032][T19513]      netlink_sendmsg+0x723/0xbe0
[16537.188032][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16537.188032][T19513]      ___sys_sendmsg+0xee/0x170
[16537.188032][T19513]      __sys_sendmsg+0xcd/0x170
[16537.188032][T19513]      do_syscall_64+0xc6/0x1e0
[16537.188032][T19513] 
[16537.190192][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16537.190192][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16537.190192][T19513]      ipv6_find_idev+0x102/0x170
[16537.190192][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16537.190192][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16537.190192][T19513]      netlink_rcv_skb+0x130/0x360
[16537.190192][T19513]      netlink_unicast+0x449/0x710
[16537.190192][T19513]      netlink_sendmsg+0x723/0xbe0
[16537.190192][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16537.190192][T19513]      ___sys_sendmsg+0xee/0x170
[16537.190192][T19513]      __sys_sendmsg+0xcd/0x170
[16537.190192][T19513]      do_syscall_64+0xc6/0x1e0
[16537.190192][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16537.190192][T19513] 
[16537.191897][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16537.191897][T19513]      neigh_parms_alloc+0x1e5/0x510
[16537.191897][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16537.191897][T19513]      ipv6_find_idev+0x102/0x170
[16537.191897][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16537.191897][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16537.191897][T19513]      netlink_rcv_skb+0x130/0x360
[16537.191897][T19513]      netlink_unicast+0x449/0x710
[16537.191897][T19513]      netlink_sendmsg+0x723/0xbe0
[16537.191897][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16537.191897][T19513]      ___sys_sendmsg+0xee/0x170
[16537.191897][T19513]      __sys_sendmsg+0xcd/0x170
[16537.191897][T19513]      do_syscall_64+0xc6/0x1e0
[16537.191897][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16537.191897][T19513] 
[16547.231063][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16547.231526][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16547.231526][T19513]      netdev_get_by_index+0x5e/0x80
[16547.231526][T19513]      fib6_nh_init+0x3d8/0x15b0
[16547.231526][T19513]      ip6_route_info_create+0xf18/0x17d0
[16547.231526][T19513]      ip6_route_add+0x1c/0x140
[16547.231526][T19513]      addrconf_prefix_route+0x2a6/0x430
[16547.231526][T19513]      inet6_addr_add+0x4f8/0xa40
[16547.231526][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16547.231526][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16547.231526][T19513]      netlink_rcv_skb+0x130/0x360
[16547.231526][T19513]      netlink_unicast+0x449/0x710
[16547.231526][T19513]      netlink_sendmsg+0x723/0xbe0
[16547.231526][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16547.231526][T19513]      ___sys_sendmsg+0xee/0x170
[16547.231526][T19513]      __sys_sendmsg+0xcd/0x170
[16547.231526][T19513]      do_syscall_64+0xc6/0x1e0
[16547.231526][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16547.231526][T19513] 
[16547.233754][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16547.233754][T19513]      netdev_get_by_index+0x5e/0x80
[16547.233754][T19513]      fib6_nh_init+0x3d8/0x15b0
[16547.233754][T19513]      ip6_route_info_create+0xf18/0x17d0
[16547.233754][T19513]      addrconf_f6i_alloc+0x315/0x560
[16547.233754][T19513]      ipv6_add_addr+0x411/0x2000
[16547.233754][T19513]      inet6_addr_add+0x30e/0xa40
[16547.233754][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16547.233754][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16547.233754][T19513]      netlink_rcv_skb+0x130/0x360
[16547.233754][T19513]      netlink_unicast+0x449/0x710
[16547.233754][T19513]      netlink_sendmsg+0x723/0xbe0
[16547.233754][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16547.233754][T19513]      ___sys_sendmsg+0xee/0x170
[16547.233754][T19513]      __sys_sendmsg+0xcd/0x170
[16547.233754][T19513]      do_syscall_64+0xc6/0x1e0
[16547.233754][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16547.233754][T19513] 
[16547.235958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16547.235958][T19513]      netdev_get_by_index+0x5e/0x80
[16547.235958][T19513]      fib6_nh_init+0x3d8/0x15b0
[16547.235958][T19513]      ip6_route_info_create+0xf18/0x17d0
[16547.235958][T19513]      ip6_route_add+0x1c/0x140
[16547.235958][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16547.235958][T19513]      addrconf_add_dev+0xe2/0x170
[16547.235958][T19513]      inet6_addr_add+0x12f/0xa40
[16547.235958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16547.235958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16547.235958][T19513]      netlink_rcv_skb+0x130/0x360
[16547.235958][T19513]      netlink_unicast+0x449/0x710
[16547.235958][T19513]      netlink_sendmsg+0x723/0xbe0
[16547.235958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16547.235958][T19513]      ___sys_sendmsg+0xee/0x170
[16547.235958][T19513]      __sys_sendmsg+0xcd/0x170
[16547.235958][T19513]      do_syscall_64+0xc6/0x1e0
[16547.235958][T19513] 
[16547.238648][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16547.238648][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16547.238648][T19513]      ipv6_find_idev+0x102/0x170
[16547.238648][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16547.238648][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16547.238648][T19513]      netlink_rcv_skb+0x130/0x360
[16547.238648][T19513]      netlink_unicast+0x449/0x710
[16547.238648][T19513]      netlink_sendmsg+0x723/0xbe0
[16547.238648][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16547.238648][T19513]      ___sys_sendmsg+0xee/0x170
[16547.238648][T19513]      __sys_sendmsg+0xcd/0x170
[16547.238648][T19513]      do_syscall_64+0xc6/0x1e0
[16547.238648][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16547.238648][T19513] 
[16547.240336][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16547.240336][T19513]      neigh_parms_alloc+0x1e5/0x510
[16547.240336][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16547.240336][T19513]      ipv6_find_idev+0x102/0x170
[16547.240336][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16547.240336][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16547.240336][T19513]      netlink_rcv_skb+0x130/0x360
[16547.240336][T19513]      netlink_unicast+0x449/0x710
[16547.240336][T19513]      netlink_sendmsg+0x723/0xbe0
[16547.240336][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16547.240336][T19513]      ___sys_sendmsg+0xee/0x170
[16547.240336][T19513]      __sys_sendmsg+0xcd/0x170
[16547.240336][T19513]      do_syscall_64+0xc6/0x1e0
[16547.240336][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16547.240336][T19513] 
[16557.487159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16557.487615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16557.487615][T19513]      netdev_get_by_index+0x5e/0x80
[16557.487615][T19513]      fib6_nh_init+0x3d8/0x15b0
[16557.487615][T19513]      ip6_route_info_create+0xf18/0x17d0
[16557.487615][T19513]      ip6_route_add+0x1c/0x140
[16557.487615][T19513]      addrconf_prefix_route+0x2a6/0x430
[16557.487615][T19513]      inet6_addr_add+0x4f8/0xa40
[16557.487615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16557.487615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16557.487615][T19513]      netlink_rcv_skb+0x130/0x360
[16557.487615][T19513]      netlink_unicast+0x449/0x710
[16557.487615][T19513]      netlink_sendmsg+0x723/0xbe0
[16557.487615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16557.487615][T19513]      ___sys_sendmsg+0xee/0x170
[16557.487615][T19513]      __sys_sendmsg+0xcd/0x170
[16557.487615][T19513]      do_syscall_64+0xc6/0x1e0
[16557.487615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16557.487615][T19513] 
[16557.489845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16557.489845][T19513]      netdev_get_by_index+0x5e/0x80
[16557.489845][T19513]      fib6_nh_init+0x3d8/0x15b0
[16557.489845][T19513]      ip6_route_info_create+0xf18/0x17d0
[16557.489845][T19513]      addrconf_f6i_alloc+0x315/0x560
[16557.489845][T19513]      ipv6_add_addr+0x411/0x2000
[16557.489845][T19513]      inet6_addr_add+0x30e/0xa40
[16557.489845][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16557.489845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16557.489845][T19513]      netlink_rcv_skb+0x130/0x360
[16557.489845][T19513]      netlink_unicast+0x449/0x710
[16557.489845][T19513]      netlink_sendmsg+0x723/0xbe0
[16557.489845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16557.489845][T19513]      ___sys_sendmsg+0xee/0x170
[16557.489845][T19513]      __sys_sendmsg+0xcd/0x170
[16557.489845][T19513]      do_syscall_64+0xc6/0x1e0
[16557.489845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16557.489845][T19513] 
[16557.492056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16557.492056][T19513]      netdev_get_by_index+0x5e/0x80
[16557.492056][T19513]      fib6_nh_init+0x3d8/0x15b0
[16557.492056][T19513]      ip6_route_info_create+0xf18/0x17d0
[16557.492056][T19513]      ip6_route_add+0x1c/0x140
[16557.492056][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16557.492056][T19513]      addrconf_add_dev+0xe2/0x170
[16557.492056][T19513]      inet6_addr_add+0x12f/0xa40
[16557.492056][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16557.492056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16557.492056][T19513]      netlink_rcv_skb+0x130/0x360
[16557.492056][T19513]      netlink_unicast+0x449/0x710
[16557.492056][T19513]      netlink_sendmsg+0x723/0xbe0
[16557.492056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16557.492056][T19513]      ___sys_sendmsg+0xee/0x170
[16557.492056][T19513]      __sys_sendmsg+0xcd/0x170
[16557.492056][T19513]      do_syscall_64+0xc6/0x1e0
[16557.492056][T19513] 
[16557.494221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16557.494221][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16557.494221][T19513]      ipv6_find_idev+0x102/0x170
[16557.494221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16557.494221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16557.494221][T19513]      netlink_rcv_skb+0x130/0x360
[16557.494221][T19513]      netlink_unicast+0x449/0x710
[16557.494221][T19513]      netlink_sendmsg+0x723/0xbe0
[16557.494221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16557.494221][T19513]      ___sys_sendmsg+0xee/0x170
[16557.494221][T19513]      __sys_sendmsg+0xcd/0x170
[16557.494221][T19513]      do_syscall_64+0xc6/0x1e0
[16557.494221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16557.494221][T19513] 
[16557.495913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16557.495913][T19513]      neigh_parms_alloc+0x1e5/0x510
[16557.495913][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16557.495913][T19513]      ipv6_find_idev+0x102/0x170
[16557.495913][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16557.495913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16557.495913][T19513]      netlink_rcv_skb+0x130/0x360
[16557.495913][T19513]      netlink_unicast+0x449/0x710
[16557.495913][T19513]      netlink_sendmsg+0x723/0xbe0
[16557.495913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16557.495913][T19513]      ___sys_sendmsg+0xee/0x170
[16557.495913][T19513]      __sys_sendmsg+0xcd/0x170
[16557.495913][T19513]      do_syscall_64+0xc6/0x1e0
[16557.495913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16557.495913][T19513] 
[16567.703169][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16567.703633][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16567.703633][T19513]      netdev_get_by_index+0x5e/0x80
[16567.703633][T19513]      fib6_nh_init+0x3d8/0x15b0
[16567.703633][T19513]      ip6_route_info_create+0xf18/0x17d0
[16567.703633][T19513]      ip6_route_add+0x1c/0x140
[16567.703633][T19513]      addrconf_prefix_route+0x2a6/0x430
[16567.703633][T19513]      inet6_addr_add+0x4f8/0xa40
[16567.703633][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16567.703633][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16567.703633][T19513]      netlink_rcv_skb+0x130/0x360
[16567.703633][T19513]      netlink_unicast+0x449/0x710
[16567.703633][T19513]      netlink_sendmsg+0x723/0xbe0
[16567.703633][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16567.703633][T19513]      ___sys_sendmsg+0xee/0x170
[16567.703633][T19513]      __sys_sendmsg+0xcd/0x170
[16567.703633][T19513]      do_syscall_64+0xc6/0x1e0
[16567.703633][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16567.703633][T19513] 
[16567.705831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16567.705831][T19513]      netdev_get_by_index+0x5e/0x80
[16567.705831][T19513]      fib6_nh_init+0x3d8/0x15b0
[16567.705831][T19513]      ip6_route_info_create+0xf18/0x17d0
[16567.705831][T19513]      addrconf_f6i_alloc+0x315/0x560
[16567.705831][T19513]      ipv6_add_addr+0x411/0x2000
[16567.705831][T19513]      inet6_addr_add+0x30e/0xa40
[16567.705831][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16567.705831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16567.705831][T19513]      netlink_rcv_skb+0x130/0x360
[16567.705831][T19513]      netlink_unicast+0x449/0x710
[16567.705831][T19513]      netlink_sendmsg+0x723/0xbe0
[16567.705831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16567.705831][T19513]      ___sys_sendmsg+0xee/0x170
[16567.705831][T19513]      __sys_sendmsg+0xcd/0x170
[16567.705831][T19513]      do_syscall_64+0xc6/0x1e0
[16567.705831][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16567.705831][T19513] 
[16567.707903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16567.707903][T19513]      netdev_get_by_index+0x5e/0x80
[16567.707903][T19513]      fib6_nh_init+0x3d8/0x15b0
[16567.707903][T19513]      ip6_route_info_create+0xf18/0x17d0
[16567.707903][T19513]      ip6_route_add+0x1c/0x140
[16567.707903][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16567.707903][T19513]      addrconf_add_dev+0xe2/0x170
[16567.707903][T19513]      inet6_addr_add+0x12f/0xa40
[16567.707903][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16567.707903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16567.707903][T19513]      netlink_rcv_skb+0x130/0x360
[16567.707903][T19513]      netlink_unicast+0x449/0x710
[16567.707903][T19513]      netlink_sendmsg+0x723/0xbe0
[16567.707903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16567.707903][T19513]      ___sys_sendmsg+0xee/0x170
[16567.707903][T19513]      __sys_sendmsg+0xcd/0x170
[16567.707903][T19513]      do_syscall_64+0xc6/0x1e0
[16567.707903][T19513] 
[16567.710046][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16567.710046][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16567.710046][T19513]      ipv6_find_idev+0x102/0x170
[16567.710046][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16567.710046][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16567.710046][T19513]      netlink_rcv_skb+0x130/0x360
[16567.710046][T19513]      netlink_unicast+0x449/0x710
[16567.710046][T19513]      netlink_sendmsg+0x723/0xbe0
[16567.710046][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16567.710046][T19513]      ___sys_sendmsg+0xee/0x170
[16567.710046][T19513]      __sys_sendmsg+0xcd/0x170
[16567.710046][T19513]      do_syscall_64+0xc6/0x1e0
[16567.710046][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16567.710046][T19513] 
[16567.711795][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16567.711795][T19513]      neigh_parms_alloc+0x1e5/0x510
[16567.711795][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16567.711795][T19513]      ipv6_find_idev+0x102/0x170
[16567.711795][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16567.711795][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16567.711795][T19513]      netlink_rcv_skb+0x130/0x360
[16567.711795][T19513]      netlink_unicast+0x449/0x710
[16567.711795][T19513]      netlink_sendmsg+0x723/0xbe0
[16567.711795][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16567.711795][T19513]      ___sys_sendmsg+0xee/0x170
[16567.711795][T19513]      __sys_sendmsg+0xcd/0x170
[16567.711795][T19513]      do_syscall_64+0xc6/0x1e0
[16567.711795][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16567.711795][T19513] 
[16577.951066][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16577.951572][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16577.951572][T19513]      netdev_get_by_index+0x5e/0x80
[16577.951572][T19513]      fib6_nh_init+0x3d8/0x15b0
[16577.951572][T19513]      ip6_route_info_create+0xf18/0x17d0
[16577.951572][T19513]      ip6_route_add+0x1c/0x140
[16577.951572][T19513]      addrconf_prefix_route+0x2a6/0x430
[16577.951572][T19513]      inet6_addr_add+0x4f8/0xa40
[16577.951572][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16577.951572][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16577.951572][T19513]      netlink_rcv_skb+0x130/0x360
[16577.951572][T19513]      netlink_unicast+0x449/0x710
[16577.951572][T19513]      netlink_sendmsg+0x723/0xbe0
[16577.951572][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16577.951572][T19513]      ___sys_sendmsg+0xee/0x170
[16577.951572][T19513]      __sys_sendmsg+0xcd/0x170
[16577.951572][T19513]      do_syscall_64+0xc6/0x1e0
[16577.951572][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16577.951572][T19513] 
[16577.954796][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16577.954796][T19513]      netdev_get_by_index+0x5e/0x80
[16577.954796][T19513]      fib6_nh_init+0x3d8/0x15b0
[16577.954796][T19513]      ip6_route_info_create+0xf18/0x17d0
[16577.954796][T19513]      addrconf_f6i_alloc+0x315/0x560
[16577.954796][T19513]      ipv6_add_addr+0x411/0x2000
[16577.954796][T19513]      inet6_addr_add+0x30e/0xa40
[16577.954796][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16577.954796][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16577.954796][T19513]      netlink_rcv_skb+0x130/0x360
[16577.954796][T19513]      netlink_unicast+0x449/0x710
[16577.954796][T19513]      netlink_sendmsg+0x723/0xbe0
[16577.954796][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16577.954796][T19513]      ___sys_sendmsg+0xee/0x170
[16577.954796][T19513]      __sys_sendmsg+0xcd/0x170
[16577.954796][T19513]      do_syscall_64+0xc6/0x1e0
[16577.954796][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16577.954796][T19513] 
[16577.958143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16577.958143][T19513]      netdev_get_by_index+0x5e/0x80
[16577.958143][T19513]      fib6_nh_init+0x3d8/0x15b0
[16577.958143][T19513]      ip6_route_info_create+0xf18/0x17d0
[16577.958143][T19513]      ip6_route_add+0x1c/0x140
[16577.958143][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16577.958143][T19513]      addrconf_add_dev+0xe2/0x170
[16577.958143][T19513]      inet6_addr_add+0x12f/0xa40
[16577.958143][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16577.958143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16577.958143][T19513]      netlink_rcv_skb+0x130/0x360
[16577.958143][T19513]      netlink_unicast+0x449/0x710
[16577.958143][T19513]      netlink_sendmsg+0x723/0xbe0
[16577.958143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16577.958143][T19513]      ___sys_sendmsg+0xee/0x170
[16577.958143][T19513]      __sys_sendmsg+0xcd/0x170
[16577.958143][T19513]      do_syscall_64+0xc6/0x1e0
[16577.958143][T19513] 
[16577.961429][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16577.961429][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16577.961429][T19513]      ipv6_find_idev+0x102/0x170
[16577.961429][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16577.961429][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16577.961429][T19513]      netlink_rcv_skb+0x130/0x360
[16577.961429][T19513]      netlink_unicast+0x449/0x710
[16577.961429][T19513]      netlink_sendmsg+0x723/0xbe0
[16577.961429][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16577.961429][T19513]      ___sys_sendmsg+0xee/0x170
[16577.961429][T19513]      __sys_sendmsg+0xcd/0x170
[16577.961429][T19513]      do_syscall_64+0xc6/0x1e0
[16577.961429][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16577.961429][T19513] 
[16577.964096][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16577.964096][T19513]      neigh_parms_alloc+0x1e5/0x510
[16577.964096][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16577.964096][T19513]      ipv6_find_idev+0x102/0x170
[16577.964096][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16577.964096][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16577.964096][T19513]      netlink_rcv_skb+0x130/0x360
[16577.964096][T19513]      netlink_unicast+0x449/0x710
[16577.964096][T19513]      netlink_sendmsg+0x723/0xbe0
[16577.964096][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16577.964096][T19513]      ___sys_sendmsg+0xee/0x170
[16577.964096][T19513]      __sys_sendmsg+0xcd/0x170
[16577.964096][T19513]      do_syscall_64+0xc6/0x1e0
[16577.964096][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16577.964096][T19513] 
[16588.207154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16588.207612][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16588.207612][T19513]      netdev_get_by_index+0x5e/0x80
[16588.207612][T19513]      fib6_nh_init+0x3d8/0x15b0
[16588.207612][T19513]      ip6_route_info_create+0xf18/0x17d0
[16588.207612][T19513]      ip6_route_add+0x1c/0x140
[16588.207612][T19513]      addrconf_prefix_route+0x2a6/0x430
[16588.207612][T19513]      inet6_addr_add+0x4f8/0xa40
[16588.207612][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16588.207612][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16588.207612][T19513]      netlink_rcv_skb+0x130/0x360
[16588.207612][T19513]      netlink_unicast+0x449/0x710
[16588.207612][T19513]      netlink_sendmsg+0x723/0xbe0
[16588.207612][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16588.207612][T19513]      ___sys_sendmsg+0xee/0x170
[16588.207612][T19513]      __sys_sendmsg+0xcd/0x170
[16588.207612][T19513]      do_syscall_64+0xc6/0x1e0
[16588.207612][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16588.207612][T19513] 
[16588.209831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16588.209831][T19513]      netdev_get_by_index+0x5e/0x80
[16588.209831][T19513]      fib6_nh_init+0x3d8/0x15b0
[16588.209831][T19513]      ip6_route_info_create+0xf18/0x17d0
[16588.209831][T19513]      addrconf_f6i_alloc+0x315/0x560
[16588.209831][T19513]      ipv6_add_addr+0x411/0x2000
[16588.209831][T19513]      inet6_addr_add+0x30e/0xa40
[16588.209831][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16588.209831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16588.209831][T19513]      netlink_rcv_skb+0x130/0x360
[16588.209831][T19513]      netlink_unicast+0x449/0x710
[16588.209831][T19513]      netlink_sendmsg+0x723/0xbe0
[16588.209831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16588.209831][T19513]      ___sys_sendmsg+0xee/0x170
[16588.209831][T19513]      __sys_sendmsg+0xcd/0x170
[16588.209831][T19513]      do_syscall_64+0xc6/0x1e0
[16588.209831][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16588.209831][T19513] 
[16588.212043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16588.212043][T19513]      netdev_get_by_index+0x5e/0x80
[16588.212043][T19513]      fib6_nh_init+0x3d8/0x15b0
[16588.212043][T19513]      ip6_route_info_create+0xf18/0x17d0
[16588.212043][T19513]      ip6_route_add+0x1c/0x140
[16588.212043][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16588.212043][T19513]      addrconf_add_dev+0xe2/0x170
[16588.212043][T19513]      inet6_addr_add+0x12f/0xa40
[16588.212043][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16588.212043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16588.212043][T19513]      netlink_rcv_skb+0x130/0x360
[16588.212043][T19513]      netlink_unicast+0x449/0x710
[16588.212043][T19513]      netlink_sendmsg+0x723/0xbe0
[16588.212043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16588.212043][T19513]      ___sys_sendmsg+0xee/0x170
[16588.212043][T19513]      __sys_sendmsg+0xcd/0x170
[16588.212043][T19513]      do_syscall_64+0xc6/0x1e0
[16588.212043][T19513] 
[16588.214203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16588.214203][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16588.214203][T19513]      ipv6_find_idev+0x102/0x170
[16588.214203][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16588.214203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16588.214203][T19513]      netlink_rcv_skb+0x130/0x360
[16588.214203][T19513]      netlink_unicast+0x449/0x710
[16588.214203][T19513]      netlink_sendmsg+0x723/0xbe0
[16588.214203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16588.214203][T19513]      ___sys_sendmsg+0xee/0x170
[16588.214203][T19513]      __sys_sendmsg+0xcd/0x170
[16588.214203][T19513]      do_syscall_64+0xc6/0x1e0
[16588.214203][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16588.214203][T19513] 
[16588.215886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16588.215886][T19513]      neigh_parms_alloc+0x1e5/0x510
[16588.215886][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16588.215886][T19513]      ipv6_find_idev+0x102/0x170
[16588.215886][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16588.215886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16588.215886][T19513]      netlink_rcv_skb+0x130/0x360
[16588.215886][T19513]      netlink_unicast+0x449/0x710
[16588.215886][T19513]      netlink_sendmsg+0x723/0xbe0
[16588.215886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16588.215886][T19513]      ___sys_sendmsg+0xee/0x170
[16588.215886][T19513]      __sys_sendmsg+0xcd/0x170
[16588.215886][T19513]      do_syscall_64+0xc6/0x1e0
[16588.215886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16588.215886][T19513] 
[16598.455137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16598.455599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16598.455599][T19513]      netdev_get_by_index+0x5e/0x80
[16598.455599][T19513]      fib6_nh_init+0x3d8/0x15b0
[16598.455599][T19513]      ip6_route_info_create+0xf18/0x17d0
[16598.455599][T19513]      ip6_route_add+0x1c/0x140
[16598.455599][T19513]      addrconf_prefix_route+0x2a6/0x430
[16598.455599][T19513]      inet6_addr_add+0x4f8/0xa40
[16598.455599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16598.455599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16598.455599][T19513]      netlink_rcv_skb+0x130/0x360
[16598.455599][T19513]      netlink_unicast+0x449/0x710
[16598.455599][T19513]      netlink_sendmsg+0x723/0xbe0
[16598.455599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16598.455599][T19513]      ___sys_sendmsg+0xee/0x170
[16598.455599][T19513]      __sys_sendmsg+0xcd/0x170
[16598.455599][T19513]      do_syscall_64+0xc6/0x1e0
[16598.455599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16598.455599][T19513] 
[16598.457862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16598.457862][T19513]      netdev_get_by_index+0x5e/0x80
[16598.457862][T19513]      fib6_nh_init+0x3d8/0x15b0
[16598.457862][T19513]      ip6_route_info_create+0xf18/0x17d0
[16598.457862][T19513]      addrconf_f6i_alloc+0x315/0x560
[16598.457862][T19513]      ipv6_add_addr+0x411/0x2000
[16598.457862][T19513]      inet6_addr_add+0x30e/0xa40
[16598.457862][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16598.457862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16598.457862][T19513]      netlink_rcv_skb+0x130/0x360
[16598.457862][T19513]      netlink_unicast+0x449/0x710
[16598.457862][T19513]      netlink_sendmsg+0x723/0xbe0
[16598.457862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16598.457862][T19513]      ___sys_sendmsg+0xee/0x170
[16598.457862][T19513]      __sys_sendmsg+0xcd/0x170
[16598.457862][T19513]      do_syscall_64+0xc6/0x1e0
[16598.457862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16598.457862][T19513] 
[16598.460071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16598.460071][T19513]      netdev_get_by_index+0x5e/0x80
[16598.460071][T19513]      fib6_nh_init+0x3d8/0x15b0
[16598.460071][T19513]      ip6_route_info_create+0xf18/0x17d0
[16598.460071][T19513]      ip6_route_add+0x1c/0x140
[16598.460071][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16598.460071][T19513]      addrconf_add_dev+0xe2/0x170
[16598.460071][T19513]      inet6_addr_add+0x12f/0xa40
[16598.460071][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16598.460071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16598.460071][T19513]      netlink_rcv_skb+0x130/0x360
[16598.460071][T19513]      netlink_unicast+0x449/0x710
[16598.460071][T19513]      netlink_sendmsg+0x723/0xbe0
[16598.460071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16598.460071][T19513]      ___sys_sendmsg+0xee/0x170
[16598.460071][T19513]      __sys_sendmsg+0xcd/0x170
[16598.460071][T19513]      do_syscall_64+0xc6/0x1e0
[16598.460071][T19513] 
[16598.462247][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16598.462247][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16598.462247][T19513]      ipv6_find_idev+0x102/0x170
[16598.462247][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16598.462247][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16598.462247][T19513]      netlink_rcv_skb+0x130/0x360
[16598.462247][T19513]      netlink_unicast+0x449/0x710
[16598.462247][T19513]      netlink_sendmsg+0x723/0xbe0
[16598.462247][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16598.462247][T19513]      ___sys_sendmsg+0xee/0x170
[16598.462247][T19513]      __sys_sendmsg+0xcd/0x170
[16598.462247][T19513]      do_syscall_64+0xc6/0x1e0
[16598.462247][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16598.462247][T19513] 
[16598.463939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16598.463939][T19513]      neigh_parms_alloc+0x1e5/0x510
[16598.463939][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16598.463939][T19513]      ipv6_find_idev+0x102/0x170
[16598.463939][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16598.463939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16598.463939][T19513]      netlink_rcv_skb+0x130/0x360
[16598.463939][T19513]      netlink_unicast+0x449/0x710
[16598.463939][T19513]      netlink_sendmsg+0x723/0xbe0
[16598.463939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16598.463939][T19513]      ___sys_sendmsg+0xee/0x170
[16598.463939][T19513]      __sys_sendmsg+0xcd/0x170
[16598.463939][T19513]      do_syscall_64+0xc6/0x1e0
[16598.463939][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16598.463939][T19513] 
[16608.487068][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16608.487549][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16608.487549][T19513]      netdev_get_by_index+0x5e/0x80
[16608.487549][T19513]      fib6_nh_init+0x3d8/0x15b0
[16608.487549][T19513]      ip6_route_info_create+0xf18/0x17d0
[16608.487549][T19513]      ip6_route_add+0x1c/0x140
[16608.487549][T19513]      addrconf_prefix_route+0x2a6/0x430
[16608.487549][T19513]      inet6_addr_add+0x4f8/0xa40
[16608.487549][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16608.487549][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16608.487549][T19513]      netlink_rcv_skb+0x130/0x360
[16608.487549][T19513]      netlink_unicast+0x449/0x710
[16608.487549][T19513]      netlink_sendmsg+0x723/0xbe0
[16608.487549][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16608.487549][T19513]      ___sys_sendmsg+0xee/0x170
[16608.487549][T19513]      __sys_sendmsg+0xcd/0x170
[16608.487549][T19513]      do_syscall_64+0xc6/0x1e0
[16608.487549][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16608.487549][T19513] 
[16608.489852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16608.489852][T19513]      netdev_get_by_index+0x5e/0x80
[16608.489852][T19513]      fib6_nh_init+0x3d8/0x15b0
[16608.489852][T19513]      ip6_route_info_create+0xf18/0x17d0
[16608.489852][T19513]      addrconf_f6i_alloc+0x315/0x560
[16608.489852][T19513]      ipv6_add_addr+0x411/0x2000
[16608.489852][T19513]      inet6_addr_add+0x30e/0xa40
[16608.489852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16608.489852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16608.489852][T19513]      netlink_rcv_skb+0x130/0x360
[16608.489852][T19513]      netlink_unicast+0x449/0x710
[16608.489852][T19513]      netlink_sendmsg+0x723/0xbe0
[16608.489852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16608.489852][T19513]      ___sys_sendmsg+0xee/0x170
[16608.489852][T19513]      __sys_sendmsg+0xcd/0x170
[16608.489852][T19513]      do_syscall_64+0xc6/0x1e0
[16608.489852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16608.489852][T19513] 
[16608.492152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16608.492152][T19513]      netdev_get_by_index+0x5e/0x80
[16608.492152][T19513]      fib6_nh_init+0x3d8/0x15b0
[16608.492152][T19513]      ip6_route_info_create+0xf18/0x17d0
[16608.492152][T19513]      ip6_route_add+0x1c/0x140
[16608.492152][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16608.492152][T19513]      addrconf_add_dev+0xe2/0x170
[16608.492152][T19513]      inet6_addr_add+0x12f/0xa40
[16608.492152][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16608.492152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16608.492152][T19513]      netlink_rcv_skb+0x130/0x360
[16608.492152][T19513]      netlink_unicast+0x449/0x710
[16608.492152][T19513]      netlink_sendmsg+0x723/0xbe0
[16608.492152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16608.492152][T19513]      ___sys_sendmsg+0xee/0x170
[16608.492152][T19513]      __sys_sendmsg+0xcd/0x170
[16608.492152][T19513]      do_syscall_64+0xc6/0x1e0
[16608.492152][T19513] 
[16608.494357][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16608.494357][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16608.494357][T19513]      ipv6_find_idev+0x102/0x170
[16608.494357][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16608.494357][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16608.494357][T19513]      netlink_rcv_skb+0x130/0x360
[16608.494357][T19513]      netlink_unicast+0x449/0x710
[16608.494357][T19513]      netlink_sendmsg+0x723/0xbe0
[16608.494357][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16608.494357][T19513]      ___sys_sendmsg+0xee/0x170
[16608.494357][T19513]      __sys_sendmsg+0xcd/0x170
[16608.494357][T19513]      do_syscall_64+0xc6/0x1e0
[16608.494357][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16608.494357][T19513] 
[16608.496081][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16608.496081][T19513]      neigh_parms_alloc+0x1e5/0x510
[16608.496081][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16608.496081][T19513]      ipv6_find_idev+0x102/0x170
[16608.496081][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16608.496081][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16608.496081][T19513]      netlink_rcv_skb+0x130/0x360
[16608.496081][T19513]      netlink_unicast+0x449/0x710
[16608.496081][T19513]      netlink_sendmsg+0x723/0xbe0
[16608.496081][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16608.496081][T19513]      ___sys_sendmsg+0xee/0x170
[16608.496081][T19513]      __sys_sendmsg+0xcd/0x170
[16608.496081][T19513]      do_syscall_64+0xc6/0x1e0
[16608.496081][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16608.496081][T19513] 
[16618.543206][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16618.543763][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16618.543763][T19513]      netdev_get_by_index+0x5e/0x80
[16618.543763][T19513]      fib6_nh_init+0x3d8/0x15b0
[16618.543763][T19513]      ip6_route_info_create+0xf18/0x17d0
[16618.543763][T19513]      ip6_route_add+0x1c/0x140
[16618.543763][T19513]      addrconf_prefix_route+0x2a6/0x430
[16618.543763][T19513]      inet6_addr_add+0x4f8/0xa40
[16618.543763][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16618.543763][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16618.543763][T19513]      netlink_rcv_skb+0x130/0x360
[16618.543763][T19513]      netlink_unicast+0x449/0x710
[16618.543763][T19513]      netlink_sendmsg+0x723/0xbe0
[16618.543763][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16618.543763][T19513]      ___sys_sendmsg+0xee/0x170
[16618.543763][T19513]      __sys_sendmsg+0xcd/0x170
[16618.543763][T19513]      do_syscall_64+0xc6/0x1e0
[16618.543763][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16618.543763][T19513] 
[16618.546089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16618.546089][T19513]      netdev_get_by_index+0x5e/0x80
[16618.546089][T19513]      fib6_nh_init+0x3d8/0x15b0
[16618.546089][T19513]      ip6_route_info_create+0xf18/0x17d0
[16618.546089][T19513]      addrconf_f6i_alloc+0x315/0x560
[16618.546089][T19513]      ipv6_add_addr+0x411/0x2000
[16618.546089][T19513]      inet6_addr_add+0x30e/0xa40
[16618.546089][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16618.546089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16618.546089][T19513]      netlink_rcv_skb+0x130/0x360
[16618.546089][T19513]      netlink_unicast+0x449/0x710
[16618.546089][T19513]      netlink_sendmsg+0x723/0xbe0
[16618.546089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16618.546089][T19513]      ___sys_sendmsg+0xee/0x170
[16618.546089][T19513]      __sys_sendmsg+0xcd/0x170
[16618.546089][T19513]      do_syscall_64+0xc6/0x1e0
[16618.546089][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16618.546089][T19513] 
[16618.548383][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16618.548383][T19513]      netdev_get_by_index+0x5e/0x80
[16618.548383][T19513]      fib6_nh_init+0x3d8/0x15b0
[16618.548383][T19513]      ip6_route_info_create+0xf18/0x17d0
[16618.548383][T19513]      ip6_route_add+0x1c/0x140
[16618.548383][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16618.548383][T19513]      addrconf_add_dev+0xe2/0x170
[16618.548383][T19513]      inet6_addr_add+0x12f/0xa40
[16618.548383][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16618.548383][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16618.548383][T19513]      netlink_rcv_skb+0x130/0x360
[16618.548383][T19513]      netlink_unicast+0x449/0x710
[16618.548383][T19513]      netlink_sendmsg+0x723/0xbe0
[16618.548383][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16618.548383][T19513]      ___sys_sendmsg+0xee/0x170
[16618.548383][T19513]      __sys_sendmsg+0xcd/0x170
[16618.548383][T19513]      do_syscall_64+0xc6/0x1e0
[16618.548383][T19513] 
[16618.550635][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16618.550635][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16618.550635][T19513]      ipv6_find_idev+0x102/0x170
[16618.550635][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16618.550635][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16618.550635][T19513]      netlink_rcv_skb+0x130/0x360
[16618.550635][T19513]      netlink_unicast+0x449/0x710
[16618.550635][T19513]      netlink_sendmsg+0x723/0xbe0
[16618.550635][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16618.550635][T19513]      ___sys_sendmsg+0xee/0x170
[16618.550635][T19513]      __sys_sendmsg+0xcd/0x170
[16618.550635][T19513]      do_syscall_64+0xc6/0x1e0
[16618.550635][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16618.550635][T19513] 
[16618.552381][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16618.552381][T19513]      neigh_parms_alloc+0x1e5/0x510
[16618.552381][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16618.552381][T19513]      ipv6_find_idev+0x102/0x170
[16618.552381][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16618.552381][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16618.552381][T19513]      netlink_rcv_skb+0x130/0x360
[16618.552381][T19513]      netlink_unicast+0x449/0x710
[16618.552381][T19513]      netlink_sendmsg+0x723/0xbe0
[16618.552381][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16618.552381][T19513]      ___sys_sendmsg+0xee/0x170
[16618.552381][T19513]      __sys_sendmsg+0xcd/0x170
[16618.552381][T19513]      do_syscall_64+0xc6/0x1e0
[16618.552381][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16618.552381][T19513] 
[16628.791156][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16628.791870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16628.791870][T19513]      netdev_get_by_index+0x5e/0x80
[16628.791870][T19513]      fib6_nh_init+0x3d8/0x15b0
[16628.791870][T19513]      ip6_route_info_create+0xf18/0x17d0
[16628.791870][T19513]      ip6_route_add+0x1c/0x140
[16628.791870][T19513]      addrconf_prefix_route+0x2a6/0x430
[16628.791870][T19513]      inet6_addr_add+0x4f8/0xa40
[16628.791870][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16628.791870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16628.791870][T19513]      netlink_rcv_skb+0x130/0x360
[16628.791870][T19513]      netlink_unicast+0x449/0x710
[16628.791870][T19513]      netlink_sendmsg+0x723/0xbe0
[16628.791870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16628.791870][T19513]      ___sys_sendmsg+0xee/0x170
[16628.791870][T19513]      __sys_sendmsg+0xcd/0x170
[16628.791870][T19513]      do_syscall_64+0xc6/0x1e0
[16628.791870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16628.791870][T19513] 
[16628.794164][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16628.794164][T19513]      netdev_get_by_index+0x5e/0x80
[16628.794164][T19513]      fib6_nh_init+0x3d8/0x15b0
[16628.794164][T19513]      ip6_route_info_create+0xf18/0x17d0
[16628.794164][T19513]      addrconf_f6i_alloc+0x315/0x560
[16628.794164][T19513]      ipv6_add_addr+0x411/0x2000
[16628.794164][T19513]      inet6_addr_add+0x30e/0xa40
[16628.794164][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16628.794164][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16628.794164][T19513]      netlink_rcv_skb+0x130/0x360
[16628.794164][T19513]      netlink_unicast+0x449/0x710
[16628.794164][T19513]      netlink_sendmsg+0x723/0xbe0
[16628.794164][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16628.794164][T19513]      ___sys_sendmsg+0xee/0x170
[16628.794164][T19513]      __sys_sendmsg+0xcd/0x170
[16628.794164][T19513]      do_syscall_64+0xc6/0x1e0
[16628.794164][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16628.794164][T19513] 
[16628.796472][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16628.796472][T19513]      netdev_get_by_index+0x5e/0x80
[16628.796472][T19513]      fib6_nh_init+0x3d8/0x15b0
[16628.796472][T19513]      ip6_route_info_create+0xf18/0x17d0
[16628.796472][T19513]      ip6_route_add+0x1c/0x140
[16628.796472][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16628.796472][T19513]      addrconf_add_dev+0xe2/0x170
[16628.796472][T19513]      inet6_addr_add+0x12f/0xa40
[16628.796472][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16628.796472][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16628.796472][T19513]      netlink_rcv_skb+0x130/0x360
[16628.796472][T19513]      netlink_unicast+0x449/0x710
[16628.796472][T19513]      netlink_sendmsg+0x723/0xbe0
[16628.796472][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16628.796472][T19513]      ___sys_sendmsg+0xee/0x170
[16628.796472][T19513]      __sys_sendmsg+0xcd/0x170
[16628.796472][T19513]      do_syscall_64+0xc6/0x1e0
[16628.796472][T19513] 
[16628.798734][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16628.798734][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16628.798734][T19513]      ipv6_find_idev+0x102/0x170
[16628.798734][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16628.798734][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16628.798734][T19513]      netlink_rcv_skb+0x130/0x360
[16628.798734][T19513]      netlink_unicast+0x449/0x710
[16628.798734][T19513]      netlink_sendmsg+0x723/0xbe0
[16628.798734][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16628.798734][T19513]      ___sys_sendmsg+0xee/0x170
[16628.798734][T19513]      __sys_sendmsg+0xcd/0x170
[16628.798734][T19513]      do_syscall_64+0xc6/0x1e0
[16628.798734][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16628.798734][T19513] 
[16628.800524][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16628.800524][T19513]      neigh_parms_alloc+0x1e5/0x510
[16628.800524][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16628.800524][T19513]      ipv6_find_idev+0x102/0x170
[16628.800524][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16628.800524][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16628.800524][T19513]      netlink_rcv_skb+0x130/0x360
[16628.800524][T19513]      netlink_unicast+0x449/0x710
[16628.800524][T19513]      netlink_sendmsg+0x723/0xbe0
[16628.800524][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16628.800524][T19513]      ___sys_sendmsg+0xee/0x170
[16628.800524][T19513]      __sys_sendmsg+0xcd/0x170
[16628.800524][T19513]      do_syscall_64+0xc6/0x1e0
[16628.800524][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16628.800524][T19513] 
[16639.039139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16639.039602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16639.039602][T19513]      netdev_get_by_index+0x5e/0x80
[16639.039602][T19513]      fib6_nh_init+0x3d8/0x15b0
[16639.039602][T19513]      ip6_route_info_create+0xf18/0x17d0
[16639.039602][T19513]      ip6_route_add+0x1c/0x140
[16639.039602][T19513]      addrconf_prefix_route+0x2a6/0x430
[16639.039602][T19513]      inet6_addr_add+0x4f8/0xa40
[16639.039602][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16639.039602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16639.039602][T19513]      netlink_rcv_skb+0x130/0x360
[16639.039602][T19513]      netlink_unicast+0x449/0x710
[16639.039602][T19513]      netlink_sendmsg+0x723/0xbe0
[16639.039602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16639.039602][T19513]      ___sys_sendmsg+0xee/0x170
[16639.039602][T19513]      __sys_sendmsg+0xcd/0x170
[16639.039602][T19513]      do_syscall_64+0xc6/0x1e0
[16639.039602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16639.039602][T19513] 
[16639.041948][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16639.041948][T19513]      netdev_get_by_index+0x5e/0x80
[16639.041948][T19513]      fib6_nh_init+0x3d8/0x15b0
[16639.041948][T19513]      ip6_route_info_create+0xf18/0x17d0
[16639.041948][T19513]      addrconf_f6i_alloc+0x315/0x560
[16639.041948][T19513]      ipv6_add_addr+0x411/0x2000
[16639.041948][T19513]      inet6_addr_add+0x30e/0xa40
[16639.041948][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16639.041948][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16639.041948][T19513]      netlink_rcv_skb+0x130/0x360
[16639.041948][T19513]      netlink_unicast+0x449/0x710
[16639.041948][T19513]      netlink_sendmsg+0x723/0xbe0
[16639.041948][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16639.041948][T19513]      ___sys_sendmsg+0xee/0x170
[16639.041948][T19513]      __sys_sendmsg+0xcd/0x170
[16639.041948][T19513]      do_syscall_64+0xc6/0x1e0
[16639.041948][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16639.041948][T19513] 
[16639.044153][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16639.044153][T19513]      netdev_get_by_index+0x5e/0x80
[16639.044153][T19513]      fib6_nh_init+0x3d8/0x15b0
[16639.044153][T19513]      ip6_route_info_create+0xf18/0x17d0
[16639.044153][T19513]      ip6_route_add+0x1c/0x140
[16639.044153][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16639.044153][T19513]      addrconf_add_dev+0xe2/0x170
[16639.044153][T19513]      inet6_addr_add+0x12f/0xa40
[16639.044153][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16639.044153][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16639.044153][T19513]      netlink_rcv_skb+0x130/0x360
[16639.044153][T19513]      netlink_unicast+0x449/0x710
[16639.044153][T19513]      netlink_sendmsg+0x723/0xbe0
[16639.044153][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16639.044153][T19513]      ___sys_sendmsg+0xee/0x170
[16639.044153][T19513]      __sys_sendmsg+0xcd/0x170
[16639.044153][T19513]      do_syscall_64+0xc6/0x1e0
[16639.044153][T19513] 
[16639.046315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16639.046315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16639.046315][T19513]      ipv6_find_idev+0x102/0x170
[16639.046315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16639.046315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16639.046315][T19513]      netlink_rcv_skb+0x130/0x360
[16639.046315][T19513]      netlink_unicast+0x449/0x710
[16639.046315][T19513]      netlink_sendmsg+0x723/0xbe0
[16639.046315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16639.046315][T19513]      ___sys_sendmsg+0xee/0x170
[16639.046315][T19513]      __sys_sendmsg+0xcd/0x170
[16639.046315][T19513]      do_syscall_64+0xc6/0x1e0
[16639.046315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16639.046315][T19513] 
[16639.048008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16639.048008][T19513]      neigh_parms_alloc+0x1e5/0x510
[16639.048008][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16639.048008][T19513]      ipv6_find_idev+0x102/0x170
[16639.048008][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16639.048008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16639.048008][T19513]      netlink_rcv_skb+0x130/0x360
[16639.048008][T19513]      netlink_unicast+0x449/0x710
[16639.048008][T19513]      netlink_sendmsg+0x723/0xbe0
[16639.048008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16639.048008][T19513]      ___sys_sendmsg+0xee/0x170
[16639.048008][T19513]      __sys_sendmsg+0xcd/0x170
[16639.048008][T19513]      do_syscall_64+0xc6/0x1e0
[16639.048008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16639.048008][T19513] 
[16649.287142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16649.287652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16649.287652][T19513]      netdev_get_by_index+0x5e/0x80
[16649.287652][T19513]      fib6_nh_init+0x3d8/0x15b0
[16649.287652][T19513]      ip6_route_info_create+0xf18/0x17d0
[16649.287652][T19513]      ip6_route_add+0x1c/0x140
[16649.287652][T19513]      addrconf_prefix_route+0x2a6/0x430
[16649.287652][T19513]      inet6_addr_add+0x4f8/0xa40
[16649.287652][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16649.287652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16649.287652][T19513]      netlink_rcv_skb+0x130/0x360
[16649.287652][T19513]      netlink_unicast+0x449/0x710
[16649.287652][T19513]      netlink_sendmsg+0x723/0xbe0
[16649.287652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16649.287652][T19513]      ___sys_sendmsg+0xee/0x170
[16649.287652][T19513]      __sys_sendmsg+0xcd/0x170
[16649.287652][T19513]      do_syscall_64+0xc6/0x1e0
[16649.287652][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16649.287652][T19513] 
[16649.290000][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16649.290000][T19513]      netdev_get_by_index+0x5e/0x80
[16649.290000][T19513]      fib6_nh_init+0x3d8/0x15b0
[16649.290000][T19513]      ip6_route_info_create+0xf18/0x17d0
[16649.290000][T19513]      addrconf_f6i_alloc+0x315/0x560
[16649.290000][T19513]      ipv6_add_addr+0x411/0x2000
[16649.290000][T19513]      inet6_addr_add+0x30e/0xa40
[16649.290000][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16649.290000][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16649.290000][T19513]      netlink_rcv_skb+0x130/0x360
[16649.290000][T19513]      netlink_unicast+0x449/0x710
[16649.290000][T19513]      netlink_sendmsg+0x723/0xbe0
[16649.290000][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16649.290000][T19513]      ___sys_sendmsg+0xee/0x170
[16649.290000][T19513]      __sys_sendmsg+0xcd/0x170
[16649.290000][T19513]      do_syscall_64+0xc6/0x1e0
[16649.290000][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16649.290000][T19513] 
[16649.292349][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16649.292349][T19513]      netdev_get_by_index+0x5e/0x80
[16649.292349][T19513]      fib6_nh_init+0x3d8/0x15b0
[16649.292349][T19513]      ip6_route_info_create+0xf18/0x17d0
[16649.292349][T19513]      ip6_route_add+0x1c/0x140
[16649.292349][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16649.292349][T19513]      addrconf_add_dev+0xe2/0x170
[16649.292349][T19513]      inet6_addr_add+0x12f/0xa40
[16649.292349][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16649.292349][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16649.292349][T19513]      netlink_rcv_skb+0x130/0x360
[16649.292349][T19513]      netlink_unicast+0x449/0x710
[16649.292349][T19513]      netlink_sendmsg+0x723/0xbe0
[16649.292349][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16649.292349][T19513]      ___sys_sendmsg+0xee/0x170
[16649.292349][T19513]      __sys_sendmsg+0xcd/0x170
[16649.292349][T19513]      do_syscall_64+0xc6/0x1e0
[16649.292349][T19513] 
[16649.295216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16649.295216][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16649.295216][T19513]      ipv6_find_idev+0x102/0x170
[16649.295216][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16649.295216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16649.295216][T19513]      netlink_rcv_skb+0x130/0x360
[16649.295216][T19513]      netlink_unicast+0x449/0x710
[16649.295216][T19513]      netlink_sendmsg+0x723/0xbe0
[16649.295216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16649.295216][T19513]      ___sys_sendmsg+0xee/0x170
[16649.295216][T19513]      __sys_sendmsg+0xcd/0x170
[16649.295216][T19513]      do_syscall_64+0xc6/0x1e0
[16649.295216][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16649.295216][T19513] 
[16649.296975][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16649.296975][T19513]      neigh_parms_alloc+0x1e5/0x510
[16649.296975][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16649.296975][T19513]      ipv6_find_idev+0x102/0x170
[16649.296975][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16649.296975][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16649.296975][T19513]      netlink_rcv_skb+0x130/0x360
[16649.296975][T19513]      netlink_unicast+0x449/0x710
[16649.296975][T19513]      netlink_sendmsg+0x723/0xbe0
[16649.296975][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16649.296975][T19513]      ___sys_sendmsg+0xee/0x170
[16649.296975][T19513]      __sys_sendmsg+0xcd/0x170
[16649.296975][T19513]      do_syscall_64+0xc6/0x1e0
[16649.296975][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16649.296975][T19513] 
[16659.535233][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16659.535780][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16659.535780][T19513]      netdev_get_by_index+0x5e/0x80
[16659.535780][T19513]      fib6_nh_init+0x3d8/0x15b0
[16659.535780][T19513]      ip6_route_info_create+0xf18/0x17d0
[16659.535780][T19513]      ip6_route_add+0x1c/0x140
[16659.535780][T19513]      addrconf_prefix_route+0x2a6/0x430
[16659.535780][T19513]      inet6_addr_add+0x4f8/0xa40
[16659.535780][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16659.535780][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16659.535780][T19513]      netlink_rcv_skb+0x130/0x360
[16659.535780][T19513]      netlink_unicast+0x449/0x710
[16659.535780][T19513]      netlink_sendmsg+0x723/0xbe0
[16659.535780][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16659.535780][T19513]      ___sys_sendmsg+0xee/0x170
[16659.535780][T19513]      __sys_sendmsg+0xcd/0x170
[16659.535780][T19513]      do_syscall_64+0xc6/0x1e0
[16659.535780][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16659.535780][T19513] 
[16659.538589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16659.538589][T19513]      netdev_get_by_index+0x5e/0x80
[16659.538589][T19513]      fib6_nh_init+0x3d8/0x15b0
[16659.538589][T19513]      ip6_route_info_create+0xf18/0x17d0
[16659.538589][T19513]      addrconf_f6i_alloc+0x315/0x560
[16659.538589][T19513]      ipv6_add_addr+0x411/0x2000
[16659.538589][T19513]      inet6_addr_add+0x30e/0xa40
[16659.538589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16659.538589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16659.538589][T19513]      netlink_rcv_skb+0x130/0x360
[16659.538589][T19513]      netlink_unicast+0x449/0x710
[16659.538589][T19513]      netlink_sendmsg+0x723/0xbe0
[16659.538589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16659.538589][T19513]      ___sys_sendmsg+0xee/0x170
[16659.538589][T19513]      __sys_sendmsg+0xcd/0x170
[16659.538589][T19513]      do_syscall_64+0xc6/0x1e0
[16659.538589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16659.538589][T19513] 
[16659.540820][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16659.540820][T19513]      netdev_get_by_index+0x5e/0x80
[16659.540820][T19513]      fib6_nh_init+0x3d8/0x15b0
[16659.540820][T19513]      ip6_route_info_create+0xf18/0x17d0
[16659.540820][T19513]      ip6_route_add+0x1c/0x140
[16659.540820][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16659.540820][T19513]      addrconf_add_dev+0xe2/0x170
[16659.540820][T19513]      inet6_addr_add+0x12f/0xa40
[16659.540820][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16659.540820][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16659.540820][T19513]      netlink_rcv_skb+0x130/0x360
[16659.540820][T19513]      netlink_unicast+0x449/0x710
[16659.540820][T19513]      netlink_sendmsg+0x723/0xbe0
[16659.540820][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16659.540820][T19513]      ___sys_sendmsg+0xee/0x170
[16659.540820][T19513]      __sys_sendmsg+0xcd/0x170
[16659.540820][T19513]      do_syscall_64+0xc6/0x1e0
[16659.540820][T19513] 
[16659.542998][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16659.542998][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16659.542998][T19513]      ipv6_find_idev+0x102/0x170
[16659.542998][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16659.542998][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16659.542998][T19513]      netlink_rcv_skb+0x130/0x360
[16659.542998][T19513]      netlink_unicast+0x449/0x710
[16659.542998][T19513]      netlink_sendmsg+0x723/0xbe0
[16659.542998][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16659.542998][T19513]      ___sys_sendmsg+0xee/0x170
[16659.542998][T19513]      __sys_sendmsg+0xcd/0x170
[16659.542998][T19513]      do_syscall_64+0xc6/0x1e0
[16659.542998][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16659.542998][T19513] 
[16659.544732][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16659.544732][T19513]      neigh_parms_alloc+0x1e5/0x510
[16659.544732][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16659.544732][T19513]      ipv6_find_idev+0x102/0x170
[16659.544732][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16659.544732][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16659.544732][T19513]      netlink_rcv_skb+0x130/0x360
[16659.544732][T19513]      netlink_unicast+0x449/0x710
[16659.544732][T19513]      netlink_sendmsg+0x723/0xbe0
[16659.544732][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16659.544732][T19513]      ___sys_sendmsg+0xee/0x170
[16659.544732][T19513]      __sys_sendmsg+0xcd/0x170
[16659.544732][T19513]      do_syscall_64+0xc6/0x1e0
[16659.544732][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16659.544732][T19513] 
[16669.759124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16669.759587][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16669.759587][T19513]      netdev_get_by_index+0x5e/0x80
[16669.759587][T19513]      fib6_nh_init+0x3d8/0x15b0
[16669.759587][T19513]      ip6_route_info_create+0xf18/0x17d0
[16669.759587][T19513]      ip6_route_add+0x1c/0x140
[16669.759587][T19513]      addrconf_prefix_route+0x2a6/0x430
[16669.759587][T19513]      inet6_addr_add+0x4f8/0xa40
[16669.759587][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16669.759587][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16669.759587][T19513]      netlink_rcv_skb+0x130/0x360
[16669.759587][T19513]      netlink_unicast+0x449/0x710
[16669.759587][T19513]      netlink_sendmsg+0x723/0xbe0
[16669.759587][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16669.759587][T19513]      ___sys_sendmsg+0xee/0x170
[16669.759587][T19513]      __sys_sendmsg+0xcd/0x170
[16669.759587][T19513]      do_syscall_64+0xc6/0x1e0
[16669.759587][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16669.759587][T19513] 
[16669.761871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16669.761871][T19513]      netdev_get_by_index+0x5e/0x80
[16669.761871][T19513]      fib6_nh_init+0x3d8/0x15b0
[16669.761871][T19513]      ip6_route_info_create+0xf18/0x17d0
[16669.761871][T19513]      addrconf_f6i_alloc+0x315/0x560
[16669.761871][T19513]      ipv6_add_addr+0x411/0x2000
[16669.761871][T19513]      inet6_addr_add+0x30e/0xa40
[16669.761871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16669.761871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16669.761871][T19513]      netlink_rcv_skb+0x130/0x360
[16669.761871][T19513]      netlink_unicast+0x449/0x710
[16669.761871][T19513]      netlink_sendmsg+0x723/0xbe0
[16669.761871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16669.761871][T19513]      ___sys_sendmsg+0xee/0x170
[16669.761871][T19513]      __sys_sendmsg+0xcd/0x170
[16669.761871][T19513]      do_syscall_64+0xc6/0x1e0
[16669.761871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16669.761871][T19513] 
[16669.764091][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16669.764091][T19513]      netdev_get_by_index+0x5e/0x80
[16669.764091][T19513]      fib6_nh_init+0x3d8/0x15b0
[16669.764091][T19513]      ip6_route_info_create+0xf18/0x17d0
[16669.764091][T19513]      ip6_route_add+0x1c/0x140
[16669.764091][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16669.764091][T19513]      addrconf_add_dev+0xe2/0x170
[16669.764091][T19513]      inet6_addr_add+0x12f/0xa40
[16669.764091][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16669.764091][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16669.764091][T19513]      netlink_rcv_skb+0x130/0x360
[16669.764091][T19513]      netlink_unicast+0x449/0x710
[16669.764091][T19513]      netlink_sendmsg+0x723/0xbe0
[16669.764091][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16669.764091][T19513]      ___sys_sendmsg+0xee/0x170
[16669.764091][T19513]      __sys_sendmsg+0xcd/0x170
[16669.764091][T19513]      do_syscall_64+0xc6/0x1e0
[16669.764091][T19513] 
[16669.766277][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16669.766277][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16669.766277][T19513]      ipv6_find_idev+0x102/0x170
[16669.766277][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16669.766277][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16669.766277][T19513]      netlink_rcv_skb+0x130/0x360
[16669.766277][T19513]      netlink_unicast+0x449/0x710
[16669.766277][T19513]      netlink_sendmsg+0x723/0xbe0
[16669.766277][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16669.766277][T19513]      ___sys_sendmsg+0xee/0x170
[16669.766277][T19513]      __sys_sendmsg+0xcd/0x170
[16669.766277][T19513]      do_syscall_64+0xc6/0x1e0
[16669.766277][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16669.766277][T19513] 
[16669.767995][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16669.767995][T19513]      neigh_parms_alloc+0x1e5/0x510
[16669.767995][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16669.767995][T19513]      ipv6_find_idev+0x102/0x170
[16669.767995][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16669.767995][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16669.767995][T19513]      netlink_rcv_skb+0x130/0x360
[16669.767995][T19513]      netlink_unicast+0x449/0x710
[16669.767995][T19513]      netlink_sendmsg+0x723/0xbe0
[16669.767995][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16669.767995][T19513]      ___sys_sendmsg+0xee/0x170
[16669.767995][T19513]      __sys_sendmsg+0xcd/0x170
[16669.767995][T19513]      do_syscall_64+0xc6/0x1e0
[16669.767995][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16669.767995][T19513] 
[16679.791118][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16679.791510][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16679.791510][T19513]      netdev_get_by_index+0x5e/0x80
[16679.791510][T19513]      fib6_nh_init+0x3d8/0x15b0
[16679.791510][T19513]      ip6_route_info_create+0xf18/0x17d0
[16679.791510][T19513]      ip6_route_add+0x1c/0x140
[16679.791510][T19513]      addrconf_prefix_route+0x2a6/0x430
[16679.791510][T19513]      inet6_addr_add+0x4f8/0xa40
[16679.791510][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16679.791510][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16679.791510][T19513]      netlink_rcv_skb+0x130/0x360
[16679.791510][T19513]      netlink_unicast+0x449/0x710
[16679.791510][T19513]      netlink_sendmsg+0x723/0xbe0
[16679.791510][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16679.791510][T19513]      ___sys_sendmsg+0xee/0x170
[16679.791510][T19513]      __sys_sendmsg+0xcd/0x170
[16679.791510][T19513]      do_syscall_64+0xc6/0x1e0
[16679.791510][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16679.791510][T19513] 
[16679.793757][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16679.793757][T19513]      netdev_get_by_index+0x5e/0x80
[16679.793757][T19513]      fib6_nh_init+0x3d8/0x15b0
[16679.793757][T19513]      ip6_route_info_create+0xf18/0x17d0
[16679.793757][T19513]      addrconf_f6i_alloc+0x315/0x560
[16679.793757][T19513]      ipv6_add_addr+0x411/0x2000
[16679.793757][T19513]      inet6_addr_add+0x30e/0xa40
[16679.793757][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16679.793757][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16679.793757][T19513]      netlink_rcv_skb+0x130/0x360
[16679.793757][T19513]      netlink_unicast+0x449/0x710
[16679.793757][T19513]      netlink_sendmsg+0x723/0xbe0
[16679.793757][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16679.793757][T19513]      ___sys_sendmsg+0xee/0x170
[16679.793757][T19513]      __sys_sendmsg+0xcd/0x170
[16679.793757][T19513]      do_syscall_64+0xc6/0x1e0
[16679.793757][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16679.793757][T19513] 
[16679.795968][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16679.795968][T19513]      netdev_get_by_index+0x5e/0x80
[16679.795968][T19513]      fib6_nh_init+0x3d8/0x15b0
[16679.795968][T19513]      ip6_route_info_create+0xf18/0x17d0
[16679.795968][T19513]      ip6_route_add+0x1c/0x140
[16679.795968][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16679.795968][T19513]      addrconf_add_dev+0xe2/0x170
[16679.795968][T19513]      inet6_addr_add+0x12f/0xa40
[16679.795968][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16679.795968][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16679.795968][T19513]      netlink_rcv_skb+0x130/0x360
[16679.795968][T19513]      netlink_unicast+0x449/0x710
[16679.795968][T19513]      netlink_sendmsg+0x723/0xbe0
[16679.795968][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16679.795968][T19513]      ___sys_sendmsg+0xee/0x170
[16679.795968][T19513]      __sys_sendmsg+0xcd/0x170
[16679.795968][T19513]      do_syscall_64+0xc6/0x1e0
[16679.795968][T19513] 
[16679.798155][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16679.798155][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16679.798155][T19513]      ipv6_find_idev+0x102/0x170
[16679.798155][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16679.798155][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16679.798155][T19513]      netlink_rcv_skb+0x130/0x360
[16679.798155][T19513]      netlink_unicast+0x449/0x710
[16679.798155][T19513]      netlink_sendmsg+0x723/0xbe0
[16679.798155][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16679.798155][T19513]      ___sys_sendmsg+0xee/0x170
[16679.798155][T19513]      __sys_sendmsg+0xcd/0x170
[16679.798155][T19513]      do_syscall_64+0xc6/0x1e0
[16679.798155][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16679.798155][T19513] 
[16679.799851][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16679.799851][T19513]      neigh_parms_alloc+0x1e5/0x510
[16679.799851][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16679.799851][T19513]      ipv6_find_idev+0x102/0x170
[16679.799851][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16679.799851][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16679.799851][T19513]      netlink_rcv_skb+0x130/0x360
[16679.799851][T19513]      netlink_unicast+0x449/0x710
[16679.799851][T19513]      netlink_sendmsg+0x723/0xbe0
[16679.799851][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16679.799851][T19513]      ___sys_sendmsg+0xee/0x170
[16679.799851][T19513]      __sys_sendmsg+0xcd/0x170
[16679.799851][T19513]      do_syscall_64+0xc6/0x1e0
[16679.799851][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16679.799851][T19513] 
[16690.039222][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16690.039752][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16690.039752][T19513]      netdev_get_by_index+0x5e/0x80
[16690.039752][T19513]      fib6_nh_init+0x3d8/0x15b0
[16690.039752][T19513]      ip6_route_info_create+0xf18/0x17d0
[16690.039752][T19513]      ip6_route_add+0x1c/0x140
[16690.039752][T19513]      addrconf_prefix_route+0x2a6/0x430
[16690.039752][T19513]      inet6_addr_add+0x4f8/0xa40
[16690.039752][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16690.039752][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16690.039752][T19513]      netlink_rcv_skb+0x130/0x360
[16690.039752][T19513]      netlink_unicast+0x449/0x710
[16690.039752][T19513]      netlink_sendmsg+0x723/0xbe0
[16690.039752][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16690.039752][T19513]      ___sys_sendmsg+0xee/0x170
[16690.039752][T19513]      __sys_sendmsg+0xcd/0x170
[16690.039752][T19513]      do_syscall_64+0xc6/0x1e0
[16690.039752][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16690.039752][T19513] 
[16690.042043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16690.042043][T19513]      netdev_get_by_index+0x5e/0x80
[16690.042043][T19513]      fib6_nh_init+0x3d8/0x15b0
[16690.042043][T19513]      ip6_route_info_create+0xf18/0x17d0
[16690.042043][T19513]      addrconf_f6i_alloc+0x315/0x560
[16690.042043][T19513]      ipv6_add_addr+0x411/0x2000
[16690.042043][T19513]      inet6_addr_add+0x30e/0xa40
[16690.042043][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16690.042043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16690.042043][T19513]      netlink_rcv_skb+0x130/0x360
[16690.042043][T19513]      netlink_unicast+0x449/0x710
[16690.042043][T19513]      netlink_sendmsg+0x723/0xbe0
[16690.042043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16690.042043][T19513]      ___sys_sendmsg+0xee/0x170
[16690.042043][T19513]      __sys_sendmsg+0xcd/0x170
[16690.042043][T19513]      do_syscall_64+0xc6/0x1e0
[16690.042043][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16690.042043][T19513] 
[16690.044221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16690.044221][T19513]      netdev_get_by_index+0x5e/0x80
[16690.044221][T19513]      fib6_nh_init+0x3d8/0x15b0
[16690.044221][T19513]      ip6_route_info_create+0xf18/0x17d0
[16690.044221][T19513]      ip6_route_add+0x1c/0x140
[16690.044221][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16690.044221][T19513]      addrconf_add_dev+0xe2/0x170
[16690.044221][T19513]      inet6_addr_add+0x12f/0xa40
[16690.044221][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16690.044221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16690.044221][T19513]      netlink_rcv_skb+0x130/0x360
[16690.044221][T19513]      netlink_unicast+0x449/0x710
[16690.044221][T19513]      netlink_sendmsg+0x723/0xbe0
[16690.044221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16690.044221][T19513]      ___sys_sendmsg+0xee/0x170
[16690.044221][T19513]      __sys_sendmsg+0xcd/0x170
[16690.044221][T19513]      do_syscall_64+0xc6/0x1e0
[16690.044221][T19513] 
[16690.046396][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16690.046396][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16690.046396][T19513]      ipv6_find_idev+0x102/0x170
[16690.046396][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16690.046396][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16690.046396][T19513]      netlink_rcv_skb+0x130/0x360
[16690.046396][T19513]      netlink_unicast+0x449/0x710
[16690.046396][T19513]      netlink_sendmsg+0x723/0xbe0
[16690.046396][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16690.046396][T19513]      ___sys_sendmsg+0xee/0x170
[16690.046396][T19513]      __sys_sendmsg+0xcd/0x170
[16690.046396][T19513]      do_syscall_64+0xc6/0x1e0
[16690.046396][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16690.046396][T19513] 
[16690.048125][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16690.048125][T19513]      neigh_parms_alloc+0x1e5/0x510
[16690.048125][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16690.048125][T19513]      ipv6_find_idev+0x102/0x170
[16690.048125][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16690.048125][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16690.048125][T19513]      netlink_rcv_skb+0x130/0x360
[16690.048125][T19513]      netlink_unicast+0x449/0x710
[16690.048125][T19513]      netlink_sendmsg+0x723/0xbe0
[16690.048125][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16690.048125][T19513]      ___sys_sendmsg+0xee/0x170
[16690.048125][T19513]      __sys_sendmsg+0xcd/0x170
[16690.048125][T19513]      do_syscall_64+0xc6/0x1e0
[16690.048125][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16690.048125][T19513] 
[16700.287222][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16700.287949][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16700.287949][T19513]      netdev_get_by_index+0x5e/0x80
[16700.287949][T19513]      fib6_nh_init+0x3d8/0x15b0
[16700.287949][T19513]      ip6_route_info_create+0xf18/0x17d0
[16700.287949][T19513]      ip6_route_add+0x1c/0x140
[16700.287949][T19513]      addrconf_prefix_route+0x2a6/0x430
[16700.287949][T19513]      inet6_addr_add+0x4f8/0xa40
[16700.287949][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16700.287949][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16700.287949][T19513]      netlink_rcv_skb+0x130/0x360
[16700.287949][T19513]      netlink_unicast+0x449/0x710
[16700.287949][T19513]      netlink_sendmsg+0x723/0xbe0
[16700.287949][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16700.287949][T19513]      ___sys_sendmsg+0xee/0x170
[16700.287949][T19513]      __sys_sendmsg+0xcd/0x170
[16700.287949][T19513]      do_syscall_64+0xc6/0x1e0
[16700.287949][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16700.287949][T19513] 
[16700.290311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16700.290311][T19513]      netdev_get_by_index+0x5e/0x80
[16700.290311][T19513]      fib6_nh_init+0x3d8/0x15b0
[16700.290311][T19513]      ip6_route_info_create+0xf18/0x17d0
[16700.290311][T19513]      addrconf_f6i_alloc+0x315/0x560
[16700.290311][T19513]      ipv6_add_addr+0x411/0x2000
[16700.290311][T19513]      inet6_addr_add+0x30e/0xa40
[16700.290311][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16700.290311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16700.290311][T19513]      netlink_rcv_skb+0x130/0x360
[16700.290311][T19513]      netlink_unicast+0x449/0x710
[16700.290311][T19513]      netlink_sendmsg+0x723/0xbe0
[16700.290311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16700.290311][T19513]      ___sys_sendmsg+0xee/0x170
[16700.290311][T19513]      __sys_sendmsg+0xcd/0x170
[16700.290311][T19513]      do_syscall_64+0xc6/0x1e0
[16700.290311][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16700.290311][T19513] 
[16700.292601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16700.292601][T19513]      netdev_get_by_index+0x5e/0x80
[16700.292601][T19513]      fib6_nh_init+0x3d8/0x15b0
[16700.292601][T19513]      ip6_route_info_create+0xf18/0x17d0
[16700.292601][T19513]      ip6_route_add+0x1c/0x140
[16700.292601][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16700.292601][T19513]      addrconf_add_dev+0xe2/0x170
[16700.292601][T19513]      inet6_addr_add+0x12f/0xa40
[16700.292601][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16700.292601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16700.292601][T19513]      netlink_rcv_skb+0x130/0x360
[16700.292601][T19513]      netlink_unicast+0x449/0x710
[16700.292601][T19513]      netlink_sendmsg+0x723/0xbe0
[16700.292601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16700.292601][T19513]      ___sys_sendmsg+0xee/0x170
[16700.292601][T19513]      __sys_sendmsg+0xcd/0x170
[16700.292601][T19513]      do_syscall_64+0xc6/0x1e0
[16700.292601][T19513] 
[16700.294805][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16700.294805][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16700.294805][T19513]      ipv6_find_idev+0x102/0x170
[16700.294805][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16700.294805][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16700.294805][T19513]      netlink_rcv_skb+0x130/0x360
[16700.294805][T19513]      netlink_unicast+0x449/0x710
[16700.294805][T19513]      netlink_sendmsg+0x723/0xbe0
[16700.294805][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16700.294805][T19513]      ___sys_sendmsg+0xee/0x170
[16700.294805][T19513]      __sys_sendmsg+0xcd/0x170
[16700.294805][T19513]      do_syscall_64+0xc6/0x1e0
[16700.294805][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16700.294805][T19513] 
[16700.296521][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16700.296521][T19513]      neigh_parms_alloc+0x1e5/0x510
[16700.296521][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16700.296521][T19513]      ipv6_find_idev+0x102/0x170
[16700.296521][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16700.296521][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16700.296521][T19513]      netlink_rcv_skb+0x130/0x360
[16700.296521][T19513]      netlink_unicast+0x449/0x710
[16700.296521][T19513]      netlink_sendmsg+0x723/0xbe0
[16700.296521][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16700.296521][T19513]      ___sys_sendmsg+0xee/0x170
[16700.296521][T19513]      __sys_sendmsg+0xcd/0x170
[16700.296521][T19513]      do_syscall_64+0xc6/0x1e0
[16700.296521][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16700.296521][T19513] 
[16710.471145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16710.471744][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16710.471744][T19513]      netdev_get_by_index+0x5e/0x80
[16710.471744][T19513]      fib6_nh_init+0x3d8/0x15b0
[16710.471744][T19513]      ip6_route_info_create+0xf18/0x17d0
[16710.471744][T19513]      ip6_route_add+0x1c/0x140
[16710.471744][T19513]      addrconf_prefix_route+0x2a6/0x430
[16710.471744][T19513]      inet6_addr_add+0x4f8/0xa40
[16710.471744][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16710.471744][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16710.471744][T19513]      netlink_rcv_skb+0x130/0x360
[16710.471744][T19513]      netlink_unicast+0x449/0x710
[16710.471744][T19513]      netlink_sendmsg+0x723/0xbe0
[16710.471744][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16710.471744][T19513]      ___sys_sendmsg+0xee/0x170
[16710.471744][T19513]      __sys_sendmsg+0xcd/0x170
[16710.471744][T19513]      do_syscall_64+0xc6/0x1e0
[16710.471744][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16710.471744][T19513] 
[16710.473980][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16710.473980][T19513]      netdev_get_by_index+0x5e/0x80
[16710.473980][T19513]      fib6_nh_init+0x3d8/0x15b0
[16710.473980][T19513]      ip6_route_info_create+0xf18/0x17d0
[16710.473980][T19513]      addrconf_f6i_alloc+0x315/0x560
[16710.473980][T19513]      ipv6_add_addr+0x411/0x2000
[16710.473980][T19513]      inet6_addr_add+0x30e/0xa40
[16710.473980][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16710.473980][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16710.473980][T19513]      netlink_rcv_skb+0x130/0x360
[16710.473980][T19513]      netlink_unicast+0x449/0x710
[16710.473980][T19513]      netlink_sendmsg+0x723/0xbe0
[16710.473980][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16710.473980][T19513]      ___sys_sendmsg+0xee/0x170
[16710.473980][T19513]      __sys_sendmsg+0xcd/0x170
[16710.473980][T19513]      do_syscall_64+0xc6/0x1e0
[16710.473980][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16710.473980][T19513] 
[16710.476156][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16710.476156][T19513]      netdev_get_by_index+0x5e/0x80
[16710.476156][T19513]      fib6_nh_init+0x3d8/0x15b0
[16710.476156][T19513]      ip6_route_info_create+0xf18/0x17d0
[16710.476156][T19513]      ip6_route_add+0x1c/0x140
[16710.476156][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16710.476156][T19513]      addrconf_add_dev+0xe2/0x170
[16710.476156][T19513]      inet6_addr_add+0x12f/0xa40
[16710.476156][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16710.476156][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16710.476156][T19513]      netlink_rcv_skb+0x130/0x360
[16710.476156][T19513]      netlink_unicast+0x449/0x710
[16710.476156][T19513]      netlink_sendmsg+0x723/0xbe0
[16710.476156][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16710.476156][T19513]      ___sys_sendmsg+0xee/0x170
[16710.476156][T19513]      __sys_sendmsg+0xcd/0x170
[16710.476156][T19513]      do_syscall_64+0xc6/0x1e0
[16710.476156][T19513] 
[16710.478885][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16710.478885][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16710.478885][T19513]      ipv6_find_idev+0x102/0x170
[16710.478885][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16710.478885][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16710.478885][T19513]      netlink_rcv_skb+0x130/0x360
[16710.478885][T19513]      netlink_unicast+0x449/0x710
[16710.478885][T19513]      netlink_sendmsg+0x723/0xbe0
[16710.478885][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16710.478885][T19513]      ___sys_sendmsg+0xee/0x170
[16710.478885][T19513]      __sys_sendmsg+0xcd/0x170
[16710.478885][T19513]      do_syscall_64+0xc6/0x1e0
[16710.478885][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16710.478885][T19513] 
[16710.480628][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16710.480628][T19513]      neigh_parms_alloc+0x1e5/0x510
[16710.480628][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16710.480628][T19513]      ipv6_find_idev+0x102/0x170
[16710.480628][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16710.480628][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16710.480628][T19513]      netlink_rcv_skb+0x130/0x360
[16710.480628][T19513]      netlink_unicast+0x449/0x710
[16710.480628][T19513]      netlink_sendmsg+0x723/0xbe0
[16710.480628][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16710.480628][T19513]      ___sys_sendmsg+0xee/0x170
[16710.480628][T19513]      __sys_sendmsg+0xcd/0x170
[16710.480628][T19513]      do_syscall_64+0xc6/0x1e0
[16710.480628][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16710.480628][T19513] 
[16720.719139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16720.719599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16720.719599][T19513]      netdev_get_by_index+0x5e/0x80
[16720.719599][T19513]      fib6_nh_init+0x3d8/0x15b0
[16720.719599][T19513]      ip6_route_info_create+0xf18/0x17d0
[16720.719599][T19513]      ip6_route_add+0x1c/0x140
[16720.719599][T19513]      addrconf_prefix_route+0x2a6/0x430
[16720.719599][T19513]      inet6_addr_add+0x4f8/0xa40
[16720.719599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16720.719599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16720.719599][T19513]      netlink_rcv_skb+0x130/0x360
[16720.719599][T19513]      netlink_unicast+0x449/0x710
[16720.719599][T19513]      netlink_sendmsg+0x723/0xbe0
[16720.719599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16720.719599][T19513]      ___sys_sendmsg+0xee/0x170
[16720.719599][T19513]      __sys_sendmsg+0xcd/0x170
[16720.719599][T19513]      do_syscall_64+0xc6/0x1e0
[16720.719599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16720.719599][T19513] 
[16720.721862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16720.721862][T19513]      netdev_get_by_index+0x5e/0x80
[16720.721862][T19513]      fib6_nh_init+0x3d8/0x15b0
[16720.721862][T19513]      ip6_route_info_create+0xf18/0x17d0
[16720.721862][T19513]      addrconf_f6i_alloc+0x315/0x560
[16720.721862][T19513]      ipv6_add_addr+0x411/0x2000
[16720.721862][T19513]      inet6_addr_add+0x30e/0xa40
[16720.721862][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16720.721862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16720.721862][T19513]      netlink_rcv_skb+0x130/0x360
[16720.721862][T19513]      netlink_unicast+0x449/0x710
[16720.721862][T19513]      netlink_sendmsg+0x723/0xbe0
[16720.721862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16720.721862][T19513]      ___sys_sendmsg+0xee/0x170
[16720.721862][T19513]      __sys_sendmsg+0xcd/0x170
[16720.721862][T19513]      do_syscall_64+0xc6/0x1e0
[16720.721862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16720.721862][T19513] 
[16720.724059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16720.724059][T19513]      netdev_get_by_index+0x5e/0x80
[16720.724059][T19513]      fib6_nh_init+0x3d8/0x15b0
[16720.724059][T19513]      ip6_route_info_create+0xf18/0x17d0
[16720.724059][T19513]      ip6_route_add+0x1c/0x140
[16720.724059][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16720.724059][T19513]      addrconf_add_dev+0xe2/0x170
[16720.724059][T19513]      inet6_addr_add+0x12f/0xa40
[16720.724059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16720.724059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16720.724059][T19513]      netlink_rcv_skb+0x130/0x360
[16720.724059][T19513]      netlink_unicast+0x449/0x710
[16720.724059][T19513]      netlink_sendmsg+0x723/0xbe0
[16720.724059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16720.724059][T19513]      ___sys_sendmsg+0xee/0x170
[16720.724059][T19513]      __sys_sendmsg+0xcd/0x170
[16720.724059][T19513]      do_syscall_64+0xc6/0x1e0
[16720.724059][T19513] 
[16720.726242][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16720.726242][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16720.726242][T19513]      ipv6_find_idev+0x102/0x170
[16720.726242][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16720.726242][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16720.726242][T19513]      netlink_rcv_skb+0x130/0x360
[16720.726242][T19513]      netlink_unicast+0x449/0x710
[16720.726242][T19513]      netlink_sendmsg+0x723/0xbe0
[16720.726242][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16720.726242][T19513]      ___sys_sendmsg+0xee/0x170
[16720.726242][T19513]      __sys_sendmsg+0xcd/0x170
[16720.726242][T19513]      do_syscall_64+0xc6/0x1e0
[16720.726242][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16720.726242][T19513] 
[16720.727928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16720.727928][T19513]      neigh_parms_alloc+0x1e5/0x510
[16720.727928][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16720.727928][T19513]      ipv6_find_idev+0x102/0x170
[16720.727928][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16720.727928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16720.727928][T19513]      netlink_rcv_skb+0x130/0x360
[16720.727928][T19513]      netlink_unicast+0x449/0x710
[16720.727928][T19513]      netlink_sendmsg+0x723/0xbe0
[16720.727928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16720.727928][T19513]      ___sys_sendmsg+0xee/0x170
[16720.727928][T19513]      __sys_sendmsg+0xcd/0x170
[16720.727928][T19513]      do_syscall_64+0xc6/0x1e0
[16720.727928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16720.727928][T19513] 
[16730.839300][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16730.839777][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16730.839777][T19513]      netdev_get_by_index+0x5e/0x80
[16730.839777][T19513]      fib6_nh_init+0x3d8/0x15b0
[16730.839777][T19513]      ip6_route_info_create+0xf18/0x17d0
[16730.839777][T19513]      ip6_route_add+0x1c/0x140
[16730.839777][T19513]      addrconf_prefix_route+0x2a6/0x430
[16730.839777][T19513]      inet6_addr_add+0x4f8/0xa40
[16730.839777][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16730.839777][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16730.839777][T19513]      netlink_rcv_skb+0x130/0x360
[16730.839777][T19513]      netlink_unicast+0x449/0x710
[16730.839777][T19513]      netlink_sendmsg+0x723/0xbe0
[16730.839777][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16730.839777][T19513]      ___sys_sendmsg+0xee/0x170
[16730.839777][T19513]      __sys_sendmsg+0xcd/0x170
[16730.839777][T19513]      do_syscall_64+0xc6/0x1e0
[16730.839777][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16730.839777][T19513] 
[16730.842029][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16730.842029][T19513]      netdev_get_by_index+0x5e/0x80
[16730.842029][T19513]      fib6_nh_init+0x3d8/0x15b0
[16730.842029][T19513]      ip6_route_info_create+0xf18/0x17d0
[16730.842029][T19513]      addrconf_f6i_alloc+0x315/0x560
[16730.842029][T19513]      ipv6_add_addr+0x411/0x2000
[16730.842029][T19513]      inet6_addr_add+0x30e/0xa40
[16730.842029][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16730.842029][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16730.842029][T19513]      netlink_rcv_skb+0x130/0x360
[16730.842029][T19513]      netlink_unicast+0x449/0x710
[16730.842029][T19513]      netlink_sendmsg+0x723/0xbe0
[16730.842029][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16730.842029][T19513]      ___sys_sendmsg+0xee/0x170
[16730.842029][T19513]      __sys_sendmsg+0xcd/0x170
[16730.842029][T19513]      do_syscall_64+0xc6/0x1e0
[16730.842029][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16730.842029][T19513] 
[16730.844196][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16730.844196][T19513]      netdev_get_by_index+0x5e/0x80
[16730.844196][T19513]      fib6_nh_init+0x3d8/0x15b0
[16730.844196][T19513]      ip6_route_info_create+0xf18/0x17d0
[16730.844196][T19513]      ip6_route_add+0x1c/0x140
[16730.844196][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16730.844196][T19513]      addrconf_add_dev+0xe2/0x170
[16730.844196][T19513]      inet6_addr_add+0x12f/0xa40
[16730.844196][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16730.844196][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16730.844196][T19513]      netlink_rcv_skb+0x130/0x360
[16730.844196][T19513]      netlink_unicast+0x449/0x710
[16730.844196][T19513]      netlink_sendmsg+0x723/0xbe0
[16730.844196][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16730.844196][T19513]      ___sys_sendmsg+0xee/0x170
[16730.844196][T19513]      __sys_sendmsg+0xcd/0x170
[16730.844196][T19513]      do_syscall_64+0xc6/0x1e0
[16730.844196][T19513] 
[16730.846411][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16730.846411][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16730.846411][T19513]      ipv6_find_idev+0x102/0x170
[16730.846411][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16730.846411][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16730.846411][T19513]      netlink_rcv_skb+0x130/0x360
[16730.846411][T19513]      netlink_unicast+0x449/0x710
[16730.846411][T19513]      netlink_sendmsg+0x723/0xbe0
[16730.846411][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16730.846411][T19513]      ___sys_sendmsg+0xee/0x170
[16730.846411][T19513]      __sys_sendmsg+0xcd/0x170
[16730.846411][T19513]      do_syscall_64+0xc6/0x1e0
[16730.846411][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16730.846411][T19513] 
[16730.848103][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16730.848103][T19513]      neigh_parms_alloc+0x1e5/0x510
[16730.848103][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16730.848103][T19513]      ipv6_find_idev+0x102/0x170
[16730.848103][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16730.848103][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16730.848103][T19513]      netlink_rcv_skb+0x130/0x360
[16730.848103][T19513]      netlink_unicast+0x449/0x710
[16730.848103][T19513]      netlink_sendmsg+0x723/0xbe0
[16730.848103][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16730.848103][T19513]      ___sys_sendmsg+0xee/0x170
[16730.848103][T19513]      __sys_sendmsg+0xcd/0x170
[16730.848103][T19513]      do_syscall_64+0xc6/0x1e0
[16730.848103][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16730.848103][T19513] 
[16741.095080][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16741.095576][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16741.095576][T19513]      netdev_get_by_index+0x5e/0x80
[16741.095576][T19513]      fib6_nh_init+0x3d8/0x15b0
[16741.095576][T19513]      ip6_route_info_create+0xf18/0x17d0
[16741.095576][T19513]      ip6_route_add+0x1c/0x140
[16741.095576][T19513]      addrconf_prefix_route+0x2a6/0x430
[16741.095576][T19513]      inet6_addr_add+0x4f8/0xa40
[16741.095576][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16741.095576][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16741.095576][T19513]      netlink_rcv_skb+0x130/0x360
[16741.095576][T19513]      netlink_unicast+0x449/0x710
[16741.095576][T19513]      netlink_sendmsg+0x723/0xbe0
[16741.095576][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16741.095576][T19513]      ___sys_sendmsg+0xee/0x170
[16741.095576][T19513]      __sys_sendmsg+0xcd/0x170
[16741.095576][T19513]      do_syscall_64+0xc6/0x1e0
[16741.095576][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16741.095576][T19513] 
[16741.097851][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16741.097851][T19513]      netdev_get_by_index+0x5e/0x80
[16741.097851][T19513]      fib6_nh_init+0x3d8/0x15b0
[16741.097851][T19513]      ip6_route_info_create+0xf18/0x17d0
[16741.097851][T19513]      addrconf_f6i_alloc+0x315/0x560
[16741.097851][T19513]      ipv6_add_addr+0x411/0x2000
[16741.097851][T19513]      inet6_addr_add+0x30e/0xa40
[16741.097851][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16741.097851][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16741.097851][T19513]      netlink_rcv_skb+0x130/0x360
[16741.097851][T19513]      netlink_unicast+0x449/0x710
[16741.097851][T19513]      netlink_sendmsg+0x723/0xbe0
[16741.097851][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16741.097851][T19513]      ___sys_sendmsg+0xee/0x170
[16741.097851][T19513]      __sys_sendmsg+0xcd/0x170
[16741.097851][T19513]      do_syscall_64+0xc6/0x1e0
[16741.097851][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16741.097851][T19513] 
[16741.100088][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16741.100088][T19513]      netdev_get_by_index+0x5e/0x80
[16741.100088][T19513]      fib6_nh_init+0x3d8/0x15b0
[16741.100088][T19513]      ip6_route_info_create+0xf18/0x17d0
[16741.100088][T19513]      ip6_route_add+0x1c/0x140
[16741.100088][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16741.100088][T19513]      addrconf_add_dev+0xe2/0x170
[16741.100088][T19513]      inet6_addr_add+0x12f/0xa40
[16741.100088][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16741.100088][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16741.100088][T19513]      netlink_rcv_skb+0x130/0x360
[16741.100088][T19513]      netlink_unicast+0x449/0x710
[16741.100088][T19513]      netlink_sendmsg+0x723/0xbe0
[16741.100088][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16741.100088][T19513]      ___sys_sendmsg+0xee/0x170
[16741.100088][T19513]      __sys_sendmsg+0xcd/0x170
[16741.100088][T19513]      do_syscall_64+0xc6/0x1e0
[16741.100088][T19513] 
[16741.102376][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16741.102376][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16741.102376][T19513]      ipv6_find_idev+0x102/0x170
[16741.102376][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16741.102376][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16741.102376][T19513]      netlink_rcv_skb+0x130/0x360
[16741.102376][T19513]      netlink_unicast+0x449/0x710
[16741.102376][T19513]      netlink_sendmsg+0x723/0xbe0
[16741.102376][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16741.102376][T19513]      ___sys_sendmsg+0xee/0x170
[16741.102376][T19513]      __sys_sendmsg+0xcd/0x170
[16741.102376][T19513]      do_syscall_64+0xc6/0x1e0
[16741.102376][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16741.102376][T19513] 
[16741.104084][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16741.104084][T19513]      neigh_parms_alloc+0x1e5/0x510
[16741.104084][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16741.104084][T19513]      ipv6_find_idev+0x102/0x170
[16741.104084][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16741.104084][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16741.104084][T19513]      netlink_rcv_skb+0x130/0x360
[16741.104084][T19513]      netlink_unicast+0x449/0x710
[16741.104084][T19513]      netlink_sendmsg+0x723/0xbe0
[16741.104084][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16741.104084][T19513]      ___sys_sendmsg+0xee/0x170
[16741.104084][T19513]      __sys_sendmsg+0xcd/0x170
[16741.104084][T19513]      do_syscall_64+0xc6/0x1e0
[16741.104084][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16741.104084][T19513] 
[16751.359235][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16751.359983][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16751.359983][T19513]      netdev_get_by_index+0x5e/0x80
[16751.359983][T19513]      fib6_nh_init+0x3d8/0x15b0
[16751.359983][T19513]      ip6_route_info_create+0xf18/0x17d0
[16751.359983][T19513]      ip6_route_add+0x1c/0x140
[16751.359983][T19513]      addrconf_prefix_route+0x2a6/0x430
[16751.359983][T19513]      inet6_addr_add+0x4f8/0xa40
[16751.359983][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16751.359983][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16751.359983][T19513]      netlink_rcv_skb+0x130/0x360
[16751.359983][T19513]      netlink_unicast+0x449/0x710
[16751.359983][T19513]      netlink_sendmsg+0x723/0xbe0
[16751.359983][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16751.359983][T19513]      ___sys_sendmsg+0xee/0x170
[16751.359983][T19513]      __sys_sendmsg+0xcd/0x170
[16751.359983][T19513]      do_syscall_64+0xc6/0x1e0
[16751.359983][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16751.359983][T19513] 
[16751.362378][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16751.362378][T19513]      netdev_get_by_index+0x5e/0x80
[16751.362378][T19513]      fib6_nh_init+0x3d8/0x15b0
[16751.362378][T19513]      ip6_route_info_create+0xf18/0x17d0
[16751.362378][T19513]      addrconf_f6i_alloc+0x315/0x560
[16751.362378][T19513]      ipv6_add_addr+0x411/0x2000
[16751.362378][T19513]      inet6_addr_add+0x30e/0xa40
[16751.362378][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16751.362378][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16751.362378][T19513]      netlink_rcv_skb+0x130/0x360
[16751.362378][T19513]      netlink_unicast+0x449/0x710
[16751.362378][T19513]      netlink_sendmsg+0x723/0xbe0
[16751.362378][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16751.362378][T19513]      ___sys_sendmsg+0xee/0x170
[16751.362378][T19513]      __sys_sendmsg+0xcd/0x170
[16751.362378][T19513]      do_syscall_64+0xc6/0x1e0
[16751.362378][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16751.362378][T19513] 
[16751.364713][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16751.364713][T19513]      netdev_get_by_index+0x5e/0x80
[16751.364713][T19513]      fib6_nh_init+0x3d8/0x15b0
[16751.364713][T19513]      ip6_route_info_create+0xf18/0x17d0
[16751.364713][T19513]      ip6_route_add+0x1c/0x140
[16751.364713][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16751.364713][T19513]      addrconf_add_dev+0xe2/0x170
[16751.364713][T19513]      inet6_addr_add+0x12f/0xa40
[16751.364713][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16751.364713][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16751.364713][T19513]      netlink_rcv_skb+0x130/0x360
[16751.364713][T19513]      netlink_unicast+0x449/0x710
[16751.364713][T19513]      netlink_sendmsg+0x723/0xbe0
[16751.364713][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16751.364713][T19513]      ___sys_sendmsg+0xee/0x170
[16751.364713][T19513]      __sys_sendmsg+0xcd/0x170
[16751.364713][T19513]      do_syscall_64+0xc6/0x1e0
[16751.364713][T19513] 
[16751.366959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16751.366959][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16751.366959][T19513]      ipv6_find_idev+0x102/0x170
[16751.366959][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16751.366959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16751.366959][T19513]      netlink_rcv_skb+0x130/0x360
[16751.366959][T19513]      netlink_unicast+0x449/0x710
[16751.366959][T19513]      netlink_sendmsg+0x723/0xbe0
[16751.366959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16751.366959][T19513]      ___sys_sendmsg+0xee/0x170
[16751.366959][T19513]      __sys_sendmsg+0xcd/0x170
[16751.366959][T19513]      do_syscall_64+0xc6/0x1e0
[16751.366959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16751.366959][T19513] 
[16751.368779][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16751.368779][T19513]      neigh_parms_alloc+0x1e5/0x510
[16751.368779][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16751.368779][T19513]      ipv6_find_idev+0x102/0x170
[16751.368779][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16751.368779][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16751.368779][T19513]      netlink_rcv_skb+0x130/0x360
[16751.368779][T19513]      netlink_unicast+0x449/0x710
[16751.368779][T19513]      netlink_sendmsg+0x723/0xbe0
[16751.368779][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16751.368779][T19513]      ___sys_sendmsg+0xee/0x170
[16751.368779][T19513]      __sys_sendmsg+0xcd/0x170
[16751.368779][T19513]      do_syscall_64+0xc6/0x1e0
[16751.368779][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16751.368779][T19513] 
[16761.623117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16761.623577][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16761.623577][T19513]      netdev_get_by_index+0x5e/0x80
[16761.623577][T19513]      fib6_nh_init+0x3d8/0x15b0
[16761.623577][T19513]      ip6_route_info_create+0xf18/0x17d0
[16761.623577][T19513]      ip6_route_add+0x1c/0x140
[16761.623577][T19513]      addrconf_prefix_route+0x2a6/0x430
[16761.623577][T19513]      inet6_addr_add+0x4f8/0xa40
[16761.623577][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16761.623577][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16761.623577][T19513]      netlink_rcv_skb+0x130/0x360
[16761.623577][T19513]      netlink_unicast+0x449/0x710
[16761.623577][T19513]      netlink_sendmsg+0x723/0xbe0
[16761.623577][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16761.623577][T19513]      ___sys_sendmsg+0xee/0x170
[16761.623577][T19513]      __sys_sendmsg+0xcd/0x170
[16761.623577][T19513]      do_syscall_64+0xc6/0x1e0
[16761.623577][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16761.623577][T19513] 
[16761.625802][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16761.625802][T19513]      netdev_get_by_index+0x5e/0x80
[16761.625802][T19513]      fib6_nh_init+0x3d8/0x15b0
[16761.625802][T19513]      ip6_route_info_create+0xf18/0x17d0
[16761.625802][T19513]      addrconf_f6i_alloc+0x315/0x560
[16761.625802][T19513]      ipv6_add_addr+0x411/0x2000
[16761.625802][T19513]      inet6_addr_add+0x30e/0xa40
[16761.625802][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16761.625802][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16761.625802][T19513]      netlink_rcv_skb+0x130/0x360
[16761.625802][T19513]      netlink_unicast+0x449/0x710
[16761.625802][T19513]      netlink_sendmsg+0x723/0xbe0
[16761.625802][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16761.625802][T19513]      ___sys_sendmsg+0xee/0x170
[16761.625802][T19513]      __sys_sendmsg+0xcd/0x170
[16761.625802][T19513]      do_syscall_64+0xc6/0x1e0
[16761.625802][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16761.625802][T19513] 
[16761.628014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16761.628014][T19513]      netdev_get_by_index+0x5e/0x80
[16761.628014][T19513]      fib6_nh_init+0x3d8/0x15b0
[16761.628014][T19513]      ip6_route_info_create+0xf18/0x17d0
[16761.628014][T19513]      ip6_route_add+0x1c/0x140
[16761.628014][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16761.628014][T19513]      addrconf_add_dev+0xe2/0x170
[16761.628014][T19513]      inet6_addr_add+0x12f/0xa40
[16761.628014][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16761.628014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16761.628014][T19513]      netlink_rcv_skb+0x130/0x360
[16761.628014][T19513]      netlink_unicast+0x449/0x710
[16761.628014][T19513]      netlink_sendmsg+0x723/0xbe0
[16761.628014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16761.628014][T19513]      ___sys_sendmsg+0xee/0x170
[16761.628014][T19513]      __sys_sendmsg+0xcd/0x170
[16761.628014][T19513]      do_syscall_64+0xc6/0x1e0
[16761.628014][T19513] 
[16761.630186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16761.630186][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16761.630186][T19513]      ipv6_find_idev+0x102/0x170
[16761.630186][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16761.630186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16761.630186][T19513]      netlink_rcv_skb+0x130/0x360
[16761.630186][T19513]      netlink_unicast+0x449/0x710
[16761.630186][T19513]      netlink_sendmsg+0x723/0xbe0
[16761.630186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16761.630186][T19513]      ___sys_sendmsg+0xee/0x170
[16761.630186][T19513]      __sys_sendmsg+0xcd/0x170
[16761.630186][T19513]      do_syscall_64+0xc6/0x1e0
[16761.630186][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16761.630186][T19513] 
[16761.631884][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16761.631884][T19513]      neigh_parms_alloc+0x1e5/0x510
[16761.631884][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16761.631884][T19513]      ipv6_find_idev+0x102/0x170
[16761.631884][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16761.631884][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16761.631884][T19513]      netlink_rcv_skb+0x130/0x360
[16761.631884][T19513]      netlink_unicast+0x449/0x710
[16761.631884][T19513]      netlink_sendmsg+0x723/0xbe0
[16761.631884][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16761.631884][T19513]      ___sys_sendmsg+0xee/0x170
[16761.631884][T19513]      __sys_sendmsg+0xcd/0x170
[16761.631884][T19513]      do_syscall_64+0xc6/0x1e0
[16761.631884][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16761.631884][T19513] 
[16771.879139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16771.879600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16771.879600][T19513]      netdev_get_by_index+0x5e/0x80
[16771.879600][T19513]      fib6_nh_init+0x3d8/0x15b0
[16771.879600][T19513]      ip6_route_info_create+0xf18/0x17d0
[16771.879600][T19513]      ip6_route_add+0x1c/0x140
[16771.879600][T19513]      addrconf_prefix_route+0x2a6/0x430
[16771.879600][T19513]      inet6_addr_add+0x4f8/0xa40
[16771.879600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16771.879600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16771.879600][T19513]      netlink_rcv_skb+0x130/0x360
[16771.879600][T19513]      netlink_unicast+0x449/0x710
[16771.879600][T19513]      netlink_sendmsg+0x723/0xbe0
[16771.879600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16771.879600][T19513]      ___sys_sendmsg+0xee/0x170
[16771.879600][T19513]      __sys_sendmsg+0xcd/0x170
[16771.879600][T19513]      do_syscall_64+0xc6/0x1e0
[16771.879600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16771.879600][T19513] 
[16771.881878][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16771.881878][T19513]      netdev_get_by_index+0x5e/0x80
[16771.881878][T19513]      fib6_nh_init+0x3d8/0x15b0
[16771.881878][T19513]      ip6_route_info_create+0xf18/0x17d0
[16771.881878][T19513]      addrconf_f6i_alloc+0x315/0x560
[16771.881878][T19513]      ipv6_add_addr+0x411/0x2000
[16771.881878][T19513]      inet6_addr_add+0x30e/0xa40
[16771.881878][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16771.881878][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16771.881878][T19513]      netlink_rcv_skb+0x130/0x360
[16771.881878][T19513]      netlink_unicast+0x449/0x710
[16771.881878][T19513]      netlink_sendmsg+0x723/0xbe0
[16771.881878][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16771.881878][T19513]      ___sys_sendmsg+0xee/0x170
[16771.881878][T19513]      __sys_sendmsg+0xcd/0x170
[16771.881878][T19513]      do_syscall_64+0xc6/0x1e0
[16771.881878][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16771.881878][T19513] 
[16771.884092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16771.884092][T19513]      netdev_get_by_index+0x5e/0x80
[16771.884092][T19513]      fib6_nh_init+0x3d8/0x15b0
[16771.884092][T19513]      ip6_route_info_create+0xf18/0x17d0
[16771.884092][T19513]      ip6_route_add+0x1c/0x140
[16771.884092][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16771.884092][T19513]      addrconf_add_dev+0xe2/0x170
[16771.884092][T19513]      inet6_addr_add+0x12f/0xa40
[16771.884092][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16771.884092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16771.884092][T19513]      netlink_rcv_skb+0x130/0x360
[16771.884092][T19513]      netlink_unicast+0x449/0x710
[16771.884092][T19513]      netlink_sendmsg+0x723/0xbe0
[16771.884092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16771.884092][T19513]      ___sys_sendmsg+0xee/0x170
[16771.884092][T19513]      __sys_sendmsg+0xcd/0x170
[16771.884092][T19513]      do_syscall_64+0xc6/0x1e0
[16771.884092][T19513] 
[16771.886292][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16771.886292][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16771.886292][T19513]      ipv6_find_idev+0x102/0x170
[16771.886292][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16771.886292][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16771.886292][T19513]      netlink_rcv_skb+0x130/0x360
[16771.886292][T19513]      netlink_unicast+0x449/0x710
[16771.886292][T19513]      netlink_sendmsg+0x723/0xbe0
[16771.886292][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16771.886292][T19513]      ___sys_sendmsg+0xee/0x170
[16771.886292][T19513]      __sys_sendmsg+0xcd/0x170
[16771.886292][T19513]      do_syscall_64+0xc6/0x1e0
[16771.886292][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16771.886292][T19513] 
[16771.888012][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16771.888012][T19513]      neigh_parms_alloc+0x1e5/0x510
[16771.888012][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16771.888012][T19513]      ipv6_find_idev+0x102/0x170
[16771.888012][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16771.888012][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16771.888012][T19513]      netlink_rcv_skb+0x130/0x360
[16771.888012][T19513]      netlink_unicast+0x449/0x710
[16771.888012][T19513]      netlink_sendmsg+0x723/0xbe0
[16771.888012][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16771.888012][T19513]      ___sys_sendmsg+0xee/0x170
[16771.888012][T19513]      __sys_sendmsg+0xcd/0x170
[16771.888012][T19513]      do_syscall_64+0xc6/0x1e0
[16771.888012][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16771.888012][T19513] 
[16782.135146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16782.135613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16782.135613][T19513]      netdev_get_by_index+0x5e/0x80
[16782.135613][T19513]      fib6_nh_init+0x3d8/0x15b0
[16782.135613][T19513]      ip6_route_info_create+0xf18/0x17d0
[16782.135613][T19513]      ip6_route_add+0x1c/0x140
[16782.135613][T19513]      addrconf_prefix_route+0x2a6/0x430
[16782.135613][T19513]      inet6_addr_add+0x4f8/0xa40
[16782.135613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16782.135613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16782.135613][T19513]      netlink_rcv_skb+0x130/0x360
[16782.135613][T19513]      netlink_unicast+0x449/0x710
[16782.135613][T19513]      netlink_sendmsg+0x723/0xbe0
[16782.135613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16782.135613][T19513]      ___sys_sendmsg+0xee/0x170
[16782.135613][T19513]      __sys_sendmsg+0xcd/0x170
[16782.135613][T19513]      do_syscall_64+0xc6/0x1e0
[16782.135613][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16782.135613][T19513] 
[16782.137843][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16782.137843][T19513]      netdev_get_by_index+0x5e/0x80
[16782.137843][T19513]      fib6_nh_init+0x3d8/0x15b0
[16782.137843][T19513]      ip6_route_info_create+0xf18/0x17d0
[16782.137843][T19513]      addrconf_f6i_alloc+0x315/0x560
[16782.137843][T19513]      ipv6_add_addr+0x411/0x2000
[16782.137843][T19513]      inet6_addr_add+0x30e/0xa40
[16782.137843][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16782.137843][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16782.137843][T19513]      netlink_rcv_skb+0x130/0x360
[16782.137843][T19513]      netlink_unicast+0x449/0x710
[16782.137843][T19513]      netlink_sendmsg+0x723/0xbe0
[16782.137843][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16782.137843][T19513]      ___sys_sendmsg+0xee/0x170
[16782.137843][T19513]      __sys_sendmsg+0xcd/0x170
[16782.137843][T19513]      do_syscall_64+0xc6/0x1e0
[16782.137843][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16782.137843][T19513] 
[16782.140051][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16782.140051][T19513]      netdev_get_by_index+0x5e/0x80
[16782.140051][T19513]      fib6_nh_init+0x3d8/0x15b0
[16782.140051][T19513]      ip6_route_info_create+0xf18/0x17d0
[16782.140051][T19513]      ip6_route_add+0x1c/0x140
[16782.140051][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16782.140051][T19513]      addrconf_add_dev+0xe2/0x170
[16782.140051][T19513]      inet6_addr_add+0x12f/0xa40
[16782.140051][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16782.140051][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16782.140051][T19513]      netlink_rcv_skb+0x130/0x360
[16782.140051][T19513]      netlink_unicast+0x449/0x710
[16782.140051][T19513]      netlink_sendmsg+0x723/0xbe0
[16782.140051][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16782.140051][T19513]      ___sys_sendmsg+0xee/0x170
[16782.140051][T19513]      __sys_sendmsg+0xcd/0x170
[16782.140051][T19513]      do_syscall_64+0xc6/0x1e0
[16782.140051][T19513] 
[16782.142210][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16782.142210][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16782.142210][T19513]      ipv6_find_idev+0x102/0x170
[16782.142210][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16782.142210][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16782.142210][T19513]      netlink_rcv_skb+0x130/0x360
[16782.142210][T19513]      netlink_unicast+0x449/0x710
[16782.142210][T19513]      netlink_sendmsg+0x723/0xbe0
[16782.142210][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16782.142210][T19513]      ___sys_sendmsg+0xee/0x170
[16782.142210][T19513]      __sys_sendmsg+0xcd/0x170
[16782.142210][T19513]      do_syscall_64+0xc6/0x1e0
[16782.142210][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16782.142210][T19513] 
[16782.143904][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16782.143904][T19513]      neigh_parms_alloc+0x1e5/0x510
[16782.143904][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16782.143904][T19513]      ipv6_find_idev+0x102/0x170
[16782.143904][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16782.143904][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16782.143904][T19513]      netlink_rcv_skb+0x130/0x360
[16782.143904][T19513]      netlink_unicast+0x449/0x710
[16782.143904][T19513]      netlink_sendmsg+0x723/0xbe0
[16782.143904][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16782.143904][T19513]      ___sys_sendmsg+0xee/0x170
[16782.143904][T19513]      __sys_sendmsg+0xcd/0x170
[16782.143904][T19513]      do_syscall_64+0xc6/0x1e0
[16782.143904][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16782.143904][T19513] 
[16792.391213][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16792.391997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16792.391997][T19513]      netdev_get_by_index+0x5e/0x80
[16792.391997][T19513]      fib6_nh_init+0x3d8/0x15b0
[16792.391997][T19513]      ip6_route_info_create+0xf18/0x17d0
[16792.391997][T19513]      ip6_route_add+0x1c/0x140
[16792.391997][T19513]      addrconf_prefix_route+0x2a6/0x430
[16792.391997][T19513]      inet6_addr_add+0x4f8/0xa40
[16792.391997][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16792.391997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16792.391997][T19513]      netlink_rcv_skb+0x130/0x360
[16792.391997][T19513]      netlink_unicast+0x449/0x710
[16792.391997][T19513]      netlink_sendmsg+0x723/0xbe0
[16792.391997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16792.391997][T19513]      ___sys_sendmsg+0xee/0x170
[16792.391997][T19513]      __sys_sendmsg+0xcd/0x170
[16792.391997][T19513]      do_syscall_64+0xc6/0x1e0
[16792.391997][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16792.391997][T19513] 
[16792.394288][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16792.394288][T19513]      netdev_get_by_index+0x5e/0x80
[16792.394288][T19513]      fib6_nh_init+0x3d8/0x15b0
[16792.394288][T19513]      ip6_route_info_create+0xf18/0x17d0
[16792.394288][T19513]      addrconf_f6i_alloc+0x315/0x560
[16792.394288][T19513]      ipv6_add_addr+0x411/0x2000
[16792.394288][T19513]      inet6_addr_add+0x30e/0xa40
[16792.394288][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16792.394288][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16792.394288][T19513]      netlink_rcv_skb+0x130/0x360
[16792.394288][T19513]      netlink_unicast+0x449/0x710
[16792.394288][T19513]      netlink_sendmsg+0x723/0xbe0
[16792.394288][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16792.394288][T19513]      ___sys_sendmsg+0xee/0x170
[16792.394288][T19513]      __sys_sendmsg+0xcd/0x170
[16792.394288][T19513]      do_syscall_64+0xc6/0x1e0
[16792.394288][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16792.394288][T19513] 
[16792.396595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16792.396595][T19513]      netdev_get_by_index+0x5e/0x80
[16792.396595][T19513]      fib6_nh_init+0x3d8/0x15b0
[16792.396595][T19513]      ip6_route_info_create+0xf18/0x17d0
[16792.396595][T19513]      ip6_route_add+0x1c/0x140
[16792.396595][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16792.396595][T19513]      addrconf_add_dev+0xe2/0x170
[16792.396595][T19513]      inet6_addr_add+0x12f/0xa40
[16792.396595][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16792.396595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16792.396595][T19513]      netlink_rcv_skb+0x130/0x360
[16792.396595][T19513]      netlink_unicast+0x449/0x710
[16792.396595][T19513]      netlink_sendmsg+0x723/0xbe0
[16792.396595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16792.396595][T19513]      ___sys_sendmsg+0xee/0x170
[16792.396595][T19513]      __sys_sendmsg+0xcd/0x170
[16792.396595][T19513]      do_syscall_64+0xc6/0x1e0
[16792.396595][T19513] 
[16792.398769][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16792.398769][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16792.398769][T19513]      ipv6_find_idev+0x102/0x170
[16792.398769][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16792.398769][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16792.398769][T19513]      netlink_rcv_skb+0x130/0x360
[16792.398769][T19513]      netlink_unicast+0x449/0x710
[16792.398769][T19513]      netlink_sendmsg+0x723/0xbe0
[16792.398769][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16792.398769][T19513]      ___sys_sendmsg+0xee/0x170
[16792.398769][T19513]      __sys_sendmsg+0xcd/0x170
[16792.398769][T19513]      do_syscall_64+0xc6/0x1e0
[16792.398769][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16792.398769][T19513] 
[16792.400530][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16792.400530][T19513]      neigh_parms_alloc+0x1e5/0x510
[16792.400530][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16792.400530][T19513]      ipv6_find_idev+0x102/0x170
[16792.400530][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16792.400530][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16792.400530][T19513]      netlink_rcv_skb+0x130/0x360
[16792.400530][T19513]      netlink_unicast+0x449/0x710
[16792.400530][T19513]      netlink_sendmsg+0x723/0xbe0
[16792.400530][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16792.400530][T19513]      ___sys_sendmsg+0xee/0x170
[16792.400530][T19513]      __sys_sendmsg+0xcd/0x170
[16792.400530][T19513]      do_syscall_64+0xc6/0x1e0
[16792.400530][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16792.400530][T19513] 
[16802.647250][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16802.647736][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16802.647736][T19513]      netdev_get_by_index+0x5e/0x80
[16802.647736][T19513]      fib6_nh_init+0x3d8/0x15b0
[16802.647736][T19513]      ip6_route_info_create+0xf18/0x17d0
[16802.647736][T19513]      ip6_route_add+0x1c/0x140
[16802.647736][T19513]      addrconf_prefix_route+0x2a6/0x430
[16802.647736][T19513]      inet6_addr_add+0x4f8/0xa40
[16802.647736][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16802.647736][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16802.647736][T19513]      netlink_rcv_skb+0x130/0x360
[16802.647736][T19513]      netlink_unicast+0x449/0x710
[16802.647736][T19513]      netlink_sendmsg+0x723/0xbe0
[16802.647736][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16802.647736][T19513]      ___sys_sendmsg+0xee/0x170
[16802.647736][T19513]      __sys_sendmsg+0xcd/0x170
[16802.647736][T19513]      do_syscall_64+0xc6/0x1e0
[16802.647736][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16802.647736][T19513] 
[16802.649990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16802.649990][T19513]      netdev_get_by_index+0x5e/0x80
[16802.649990][T19513]      fib6_nh_init+0x3d8/0x15b0
[16802.649990][T19513]      ip6_route_info_create+0xf18/0x17d0
[16802.649990][T19513]      addrconf_f6i_alloc+0x315/0x560
[16802.649990][T19513]      ipv6_add_addr+0x411/0x2000
[16802.649990][T19513]      inet6_addr_add+0x30e/0xa40
[16802.649990][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16802.649990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16802.649990][T19513]      netlink_rcv_skb+0x130/0x360
[16802.649990][T19513]      netlink_unicast+0x449/0x710
[16802.649990][T19513]      netlink_sendmsg+0x723/0xbe0
[16802.649990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16802.649990][T19513]      ___sys_sendmsg+0xee/0x170
[16802.649990][T19513]      __sys_sendmsg+0xcd/0x170
[16802.649990][T19513]      do_syscall_64+0xc6/0x1e0
[16802.649990][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16802.649990][T19513] 
[16802.652223][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16802.652223][T19513]      netdev_get_by_index+0x5e/0x80
[16802.652223][T19513]      fib6_nh_init+0x3d8/0x15b0
[16802.652223][T19513]      ip6_route_info_create+0xf18/0x17d0
[16802.652223][T19513]      ip6_route_add+0x1c/0x140
[16802.652223][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16802.652223][T19513]      addrconf_add_dev+0xe2/0x170
[16802.652223][T19513]      inet6_addr_add+0x12f/0xa40
[16802.652223][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16802.652223][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16802.652223][T19513]      netlink_rcv_skb+0x130/0x360
[16802.652223][T19513]      netlink_unicast+0x449/0x710
[16802.652223][T19513]      netlink_sendmsg+0x723/0xbe0
[16802.652223][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16802.652223][T19513]      ___sys_sendmsg+0xee/0x170
[16802.652223][T19513]      __sys_sendmsg+0xcd/0x170
[16802.652223][T19513]      do_syscall_64+0xc6/0x1e0
[16802.652223][T19513] 
[16802.654413][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16802.654413][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16802.654413][T19513]      ipv6_find_idev+0x102/0x170
[16802.654413][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16802.654413][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16802.654413][T19513]      netlink_rcv_skb+0x130/0x360
[16802.654413][T19513]      netlink_unicast+0x449/0x710
[16802.654413][T19513]      netlink_sendmsg+0x723/0xbe0
[16802.654413][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16802.654413][T19513]      ___sys_sendmsg+0xee/0x170
[16802.654413][T19513]      __sys_sendmsg+0xcd/0x170
[16802.654413][T19513]      do_syscall_64+0xc6/0x1e0
[16802.654413][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16802.654413][T19513] 
[16802.656123][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16802.656123][T19513]      neigh_parms_alloc+0x1e5/0x510
[16802.656123][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16802.656123][T19513]      ipv6_find_idev+0x102/0x170
[16802.656123][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16802.656123][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16802.656123][T19513]      netlink_rcv_skb+0x130/0x360
[16802.656123][T19513]      netlink_unicast+0x449/0x710
[16802.656123][T19513]      netlink_sendmsg+0x723/0xbe0
[16802.656123][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16802.656123][T19513]      ___sys_sendmsg+0xee/0x170
[16802.656123][T19513]      __sys_sendmsg+0xcd/0x170
[16802.656123][T19513]      do_syscall_64+0xc6/0x1e0
[16802.656123][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16802.656123][T19513] 
[16812.911135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16812.911616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16812.911616][T19513]      netdev_get_by_index+0x5e/0x80
[16812.911616][T19513]      fib6_nh_init+0x3d8/0x15b0
[16812.911616][T19513]      ip6_route_info_create+0xf18/0x17d0
[16812.911616][T19513]      ip6_route_add+0x1c/0x140
[16812.911616][T19513]      addrconf_prefix_route+0x2a6/0x430
[16812.911616][T19513]      inet6_addr_add+0x4f8/0xa40
[16812.911616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16812.911616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16812.911616][T19513]      netlink_rcv_skb+0x130/0x360
[16812.911616][T19513]      netlink_unicast+0x449/0x710
[16812.911616][T19513]      netlink_sendmsg+0x723/0xbe0
[16812.911616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16812.911616][T19513]      ___sys_sendmsg+0xee/0x170
[16812.911616][T19513]      __sys_sendmsg+0xcd/0x170
[16812.911616][T19513]      do_syscall_64+0xc6/0x1e0
[16812.911616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16812.911616][T19513] 
[16812.913867][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16812.913867][T19513]      netdev_get_by_index+0x5e/0x80
[16812.913867][T19513]      fib6_nh_init+0x3d8/0x15b0
[16812.913867][T19513]      ip6_route_info_create+0xf18/0x17d0
[16812.913867][T19513]      addrconf_f6i_alloc+0x315/0x560
[16812.913867][T19513]      ipv6_add_addr+0x411/0x2000
[16812.913867][T19513]      inet6_addr_add+0x30e/0xa40
[16812.913867][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16812.913867][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16812.913867][T19513]      netlink_rcv_skb+0x130/0x360
[16812.913867][T19513]      netlink_unicast+0x449/0x710
[16812.913867][T19513]      netlink_sendmsg+0x723/0xbe0
[16812.913867][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16812.913867][T19513]      ___sys_sendmsg+0xee/0x170
[16812.913867][T19513]      __sys_sendmsg+0xcd/0x170
[16812.913867][T19513]      do_syscall_64+0xc6/0x1e0
[16812.913867][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16812.913867][T19513] 
[16812.916085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16812.916085][T19513]      netdev_get_by_index+0x5e/0x80
[16812.916085][T19513]      fib6_nh_init+0x3d8/0x15b0
[16812.916085][T19513]      ip6_route_info_create+0xf18/0x17d0
[16812.916085][T19513]      ip6_route_add+0x1c/0x140
[16812.916085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16812.916085][T19513]      addrconf_add_dev+0xe2/0x170
[16812.916085][T19513]      inet6_addr_add+0x12f/0xa40
[16812.916085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16812.916085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16812.916085][T19513]      netlink_rcv_skb+0x130/0x360
[16812.916085][T19513]      netlink_unicast+0x449/0x710
[16812.916085][T19513]      netlink_sendmsg+0x723/0xbe0
[16812.916085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16812.916085][T19513]      ___sys_sendmsg+0xee/0x170
[16812.916085][T19513]      __sys_sendmsg+0xcd/0x170
[16812.916085][T19513]      do_syscall_64+0xc6/0x1e0
[16812.916085][T19513] 
[16812.918506][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16812.918506][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16812.918506][T19513]      ipv6_find_idev+0x102/0x170
[16812.918506][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16812.918506][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16812.918506][T19513]      netlink_rcv_skb+0x130/0x360
[16812.918506][T19513]      netlink_unicast+0x449/0x710
[16812.918506][T19513]      netlink_sendmsg+0x723/0xbe0
[16812.918506][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16812.918506][T19513]      ___sys_sendmsg+0xee/0x170
[16812.918506][T19513]      __sys_sendmsg+0xcd/0x170
[16812.918506][T19513]      do_syscall_64+0xc6/0x1e0
[16812.918506][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16812.918506][T19513] 
[16812.920390][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16812.920390][T19513]      neigh_parms_alloc+0x1e5/0x510
[16812.920390][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16812.920390][T19513]      ipv6_find_idev+0x102/0x170
[16812.920390][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16812.920390][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16812.920390][T19513]      netlink_rcv_skb+0x130/0x360
[16812.920390][T19513]      netlink_unicast+0x449/0x710
[16812.920390][T19513]      netlink_sendmsg+0x723/0xbe0
[16812.920390][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16812.920390][T19513]      ___sys_sendmsg+0xee/0x170
[16812.920390][T19513]      __sys_sendmsg+0xcd/0x170
[16812.920390][T19513]      do_syscall_64+0xc6/0x1e0
[16812.920390][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16812.920390][T19513] 
[16823.175188][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16823.175602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16823.175602][T19513]      netdev_get_by_index+0x5e/0x80
[16823.175602][T19513]      fib6_nh_init+0x3d8/0x15b0
[16823.175602][T19513]      ip6_route_info_create+0xf18/0x17d0
[16823.175602][T19513]      ip6_route_add+0x1c/0x140
[16823.175602][T19513]      addrconf_prefix_route+0x2a6/0x430
[16823.175602][T19513]      inet6_addr_add+0x4f8/0xa40
[16823.175602][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16823.175602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16823.175602][T19513]      netlink_rcv_skb+0x130/0x360
[16823.175602][T19513]      netlink_unicast+0x449/0x710
[16823.175602][T19513]      netlink_sendmsg+0x723/0xbe0
[16823.175602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16823.175602][T19513]      ___sys_sendmsg+0xee/0x170
[16823.175602][T19513]      __sys_sendmsg+0xcd/0x170
[16823.175602][T19513]      do_syscall_64+0xc6/0x1e0
[16823.175602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16823.175602][T19513] 
[16823.177894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16823.177894][T19513]      netdev_get_by_index+0x5e/0x80
[16823.177894][T19513]      fib6_nh_init+0x3d8/0x15b0
[16823.177894][T19513]      ip6_route_info_create+0xf18/0x17d0
[16823.177894][T19513]      addrconf_f6i_alloc+0x315/0x560
[16823.177894][T19513]      ipv6_add_addr+0x411/0x2000
[16823.177894][T19513]      inet6_addr_add+0x30e/0xa40
[16823.177894][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16823.177894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16823.177894][T19513]      netlink_rcv_skb+0x130/0x360
[16823.177894][T19513]      netlink_unicast+0x449/0x710
[16823.177894][T19513]      netlink_sendmsg+0x723/0xbe0
[16823.177894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16823.177894][T19513]      ___sys_sendmsg+0xee/0x170
[16823.177894][T19513]      __sys_sendmsg+0xcd/0x170
[16823.177894][T19513]      do_syscall_64+0xc6/0x1e0
[16823.177894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16823.177894][T19513] 
[16823.180203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16823.180203][T19513]      netdev_get_by_index+0x5e/0x80
[16823.180203][T19513]      fib6_nh_init+0x3d8/0x15b0
[16823.180203][T19513]      ip6_route_info_create+0xf18/0x17d0
[16823.180203][T19513]      ip6_route_add+0x1c/0x140
[16823.180203][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16823.180203][T19513]      addrconf_add_dev+0xe2/0x170
[16823.180203][T19513]      inet6_addr_add+0x12f/0xa40
[16823.180203][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16823.180203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16823.180203][T19513]      netlink_rcv_skb+0x130/0x360
[16823.180203][T19513]      netlink_unicast+0x449/0x710
[16823.180203][T19513]      netlink_sendmsg+0x723/0xbe0
[16823.180203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16823.180203][T19513]      ___sys_sendmsg+0xee/0x170
[16823.180203][T19513]      __sys_sendmsg+0xcd/0x170
[16823.180203][T19513]      do_syscall_64+0xc6/0x1e0
[16823.180203][T19513] 
[16823.182419][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16823.182419][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16823.182419][T19513]      ipv6_find_idev+0x102/0x170
[16823.182419][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16823.182419][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16823.182419][T19513]      netlink_rcv_skb+0x130/0x360
[16823.182419][T19513]      netlink_unicast+0x449/0x710
[16823.182419][T19513]      netlink_sendmsg+0x723/0xbe0
[16823.182419][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16823.182419][T19513]      ___sys_sendmsg+0xee/0x170
[16823.182419][T19513]      __sys_sendmsg+0xcd/0x170
[16823.182419][T19513]      do_syscall_64+0xc6/0x1e0
[16823.182419][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16823.182419][T19513] 
[16823.184146][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16823.184146][T19513]      neigh_parms_alloc+0x1e5/0x510
[16823.184146][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16823.184146][T19513]      ipv6_find_idev+0x102/0x170
[16823.184146][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16823.184146][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16823.184146][T19513]      netlink_rcv_skb+0x130/0x360
[16823.184146][T19513]      netlink_unicast+0x449/0x710
[16823.184146][T19513]      netlink_sendmsg+0x723/0xbe0
[16823.184146][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16823.184146][T19513]      ___sys_sendmsg+0xee/0x170
[16823.184146][T19513]      __sys_sendmsg+0xcd/0x170
[16823.184146][T19513]      do_syscall_64+0xc6/0x1e0
[16823.184146][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16823.184146][T19513] 
[16833.191214][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16833.191994][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16833.191994][T19513]      netdev_get_by_index+0x5e/0x80
[16833.191994][T19513]      fib6_nh_init+0x3d8/0x15b0
[16833.191994][T19513]      ip6_route_info_create+0xf18/0x17d0
[16833.191994][T19513]      ip6_route_add+0x1c/0x140
[16833.191994][T19513]      addrconf_prefix_route+0x2a6/0x430
[16833.191994][T19513]      inet6_addr_add+0x4f8/0xa40
[16833.191994][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16833.191994][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16833.191994][T19513]      netlink_rcv_skb+0x130/0x360
[16833.191994][T19513]      netlink_unicast+0x449/0x710
[16833.191994][T19513]      netlink_sendmsg+0x723/0xbe0
[16833.191994][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16833.191994][T19513]      ___sys_sendmsg+0xee/0x170
[16833.191994][T19513]      __sys_sendmsg+0xcd/0x170
[16833.191994][T19513]      do_syscall_64+0xc6/0x1e0
[16833.191994][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16833.191994][T19513] 
[16833.194201][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16833.194201][T19513]      netdev_get_by_index+0x5e/0x80
[16833.194201][T19513]      fib6_nh_init+0x3d8/0x15b0
[16833.194201][T19513]      ip6_route_info_create+0xf18/0x17d0
[16833.194201][T19513]      addrconf_f6i_alloc+0x315/0x560
[16833.194201][T19513]      ipv6_add_addr+0x411/0x2000
[16833.194201][T19513]      inet6_addr_add+0x30e/0xa40
[16833.194201][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16833.194201][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16833.194201][T19513]      netlink_rcv_skb+0x130/0x360
[16833.194201][T19513]      netlink_unicast+0x449/0x710
[16833.194201][T19513]      netlink_sendmsg+0x723/0xbe0
[16833.194201][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16833.194201][T19513]      ___sys_sendmsg+0xee/0x170
[16833.194201][T19513]      __sys_sendmsg+0xcd/0x170
[16833.194201][T19513]      do_syscall_64+0xc6/0x1e0
[16833.194201][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16833.194201][T19513] 
[16833.196373][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16833.196373][T19513]      netdev_get_by_index+0x5e/0x80
[16833.196373][T19513]      fib6_nh_init+0x3d8/0x15b0
[16833.196373][T19513]      ip6_route_info_create+0xf18/0x17d0
[16833.196373][T19513]      ip6_route_add+0x1c/0x140
[16833.196373][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16833.196373][T19513]      addrconf_add_dev+0xe2/0x170
[16833.196373][T19513]      inet6_addr_add+0x12f/0xa40
[16833.196373][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16833.196373][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16833.196373][T19513]      netlink_rcv_skb+0x130/0x360
[16833.196373][T19513]      netlink_unicast+0x449/0x710
[16833.196373][T19513]      netlink_sendmsg+0x723/0xbe0
[16833.196373][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16833.196373][T19513]      ___sys_sendmsg+0xee/0x170
[16833.196373][T19513]      __sys_sendmsg+0xcd/0x170
[16833.196373][T19513]      do_syscall_64+0xc6/0x1e0
[16833.196373][T19513] 
[16833.198495][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16833.198495][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16833.198495][T19513]      ipv6_find_idev+0x102/0x170
[16833.198495][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16833.198495][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16833.198495][T19513]      netlink_rcv_skb+0x130/0x360
[16833.198495][T19513]      netlink_unicast+0x449/0x710
[16833.198495][T19513]      netlink_sendmsg+0x723/0xbe0
[16833.198495][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16833.198495][T19513]      ___sys_sendmsg+0xee/0x170
[16833.198495][T19513]      __sys_sendmsg+0xcd/0x170
[16833.198495][T19513]      do_syscall_64+0xc6/0x1e0
[16833.198495][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16833.198495][T19513] 
[16833.200397][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16833.200397][T19513]      neigh_parms_alloc+0x1e5/0x510
[16833.200397][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16833.200397][T19513]      ipv6_find_idev+0x102/0x170
[16833.200397][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16833.200397][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16833.200397][T19513]      netlink_rcv_skb+0x130/0x360
[16833.200397][T19513]      netlink_unicast+0x449/0x710
[16833.200397][T19513]      netlink_sendmsg+0x723/0xbe0
[16833.200397][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16833.200397][T19513]      ___sys_sendmsg+0xee/0x170
[16833.200397][T19513]      __sys_sendmsg+0xcd/0x170
[16833.200397][T19513]      do_syscall_64+0xc6/0x1e0
[16833.200397][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16833.200397][T19513] 
[16843.439138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16843.439651][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16843.439651][T19513]      netdev_get_by_index+0x5e/0x80
[16843.439651][T19513]      fib6_nh_init+0x3d8/0x15b0
[16843.439651][T19513]      ip6_route_info_create+0xf18/0x17d0
[16843.439651][T19513]      ip6_route_add+0x1c/0x140
[16843.439651][T19513]      addrconf_prefix_route+0x2a6/0x430
[16843.439651][T19513]      inet6_addr_add+0x4f8/0xa40
[16843.439651][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16843.439651][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16843.439651][T19513]      netlink_rcv_skb+0x130/0x360
[16843.439651][T19513]      netlink_unicast+0x449/0x710
[16843.439651][T19513]      netlink_sendmsg+0x723/0xbe0
[16843.439651][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16843.439651][T19513]      ___sys_sendmsg+0xee/0x170
[16843.439651][T19513]      __sys_sendmsg+0xcd/0x170
[16843.439651][T19513]      do_syscall_64+0xc6/0x1e0
[16843.439651][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16843.439651][T19513] 
[16843.441892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16843.441892][T19513]      netdev_get_by_index+0x5e/0x80
[16843.441892][T19513]      fib6_nh_init+0x3d8/0x15b0
[16843.441892][T19513]      ip6_route_info_create+0xf18/0x17d0
[16843.441892][T19513]      addrconf_f6i_alloc+0x315/0x560
[16843.441892][T19513]      ipv6_add_addr+0x411/0x2000
[16843.441892][T19513]      inet6_addr_add+0x30e/0xa40
[16843.441892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16843.441892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16843.441892][T19513]      netlink_rcv_skb+0x130/0x360
[16843.441892][T19513]      netlink_unicast+0x449/0x710
[16843.441892][T19513]      netlink_sendmsg+0x723/0xbe0
[16843.441892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16843.441892][T19513]      ___sys_sendmsg+0xee/0x170
[16843.441892][T19513]      __sys_sendmsg+0xcd/0x170
[16843.441892][T19513]      do_syscall_64+0xc6/0x1e0
[16843.441892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16843.441892][T19513] 
[16843.444116][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16843.444116][T19513]      netdev_get_by_index+0x5e/0x80
[16843.444116][T19513]      fib6_nh_init+0x3d8/0x15b0
[16843.444116][T19513]      ip6_route_info_create+0xf18/0x17d0
[16843.444116][T19513]      ip6_route_add+0x1c/0x140
[16843.444116][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16843.444116][T19513]      addrconf_add_dev+0xe2/0x170
[16843.444116][T19513]      inet6_addr_add+0x12f/0xa40
[16843.444116][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16843.444116][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16843.444116][T19513]      netlink_rcv_skb+0x130/0x360
[16843.444116][T19513]      netlink_unicast+0x449/0x710
[16843.444116][T19513]      netlink_sendmsg+0x723/0xbe0
[16843.444116][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16843.444116][T19513]      ___sys_sendmsg+0xee/0x170
[16843.444116][T19513]      __sys_sendmsg+0xcd/0x170
[16843.444116][T19513]      do_syscall_64+0xc6/0x1e0
[16843.444116][T19513] 
[16843.446299][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16843.446299][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16843.446299][T19513]      ipv6_find_idev+0x102/0x170
[16843.446299][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16843.446299][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16843.446299][T19513]      netlink_rcv_skb+0x130/0x360
[16843.446299][T19513]      netlink_unicast+0x449/0x710
[16843.446299][T19513]      netlink_sendmsg+0x723/0xbe0
[16843.446299][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16843.446299][T19513]      ___sys_sendmsg+0xee/0x170
[16843.446299][T19513]      __sys_sendmsg+0xcd/0x170
[16843.446299][T19513]      do_syscall_64+0xc6/0x1e0
[16843.446299][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16843.446299][T19513] 
[16843.448008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16843.448008][T19513]      neigh_parms_alloc+0x1e5/0x510
[16843.448008][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16843.448008][T19513]      ipv6_find_idev+0x102/0x170
[16843.448008][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16843.448008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16843.448008][T19513]      netlink_rcv_skb+0x130/0x360
[16843.448008][T19513]      netlink_unicast+0x449/0x710
[16843.448008][T19513]      netlink_sendmsg+0x723/0xbe0
[16843.448008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16843.448008][T19513]      ___sys_sendmsg+0xee/0x170
[16843.448008][T19513]      __sys_sendmsg+0xcd/0x170
[16843.448008][T19513]      do_syscall_64+0xc6/0x1e0
[16843.448008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16843.448008][T19513] 
[16853.687202][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16853.687894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16853.687894][T19513]      netdev_get_by_index+0x5e/0x80
[16853.687894][T19513]      fib6_nh_init+0x3d8/0x15b0
[16853.687894][T19513]      ip6_route_info_create+0xf18/0x17d0
[16853.687894][T19513]      ip6_route_add+0x1c/0x140
[16853.687894][T19513]      addrconf_prefix_route+0x2a6/0x430
[16853.687894][T19513]      inet6_addr_add+0x4f8/0xa40
[16853.687894][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16853.687894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16853.687894][T19513]      netlink_rcv_skb+0x130/0x360
[16853.687894][T19513]      netlink_unicast+0x449/0x710
[16853.687894][T19513]      netlink_sendmsg+0x723/0xbe0
[16853.687894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16853.687894][T19513]      ___sys_sendmsg+0xee/0x170
[16853.687894][T19513]      __sys_sendmsg+0xcd/0x170
[16853.687894][T19513]      do_syscall_64+0xc6/0x1e0
[16853.687894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16853.687894][T19513] 
[16853.690296][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16853.690296][T19513]      netdev_get_by_index+0x5e/0x80
[16853.690296][T19513]      fib6_nh_init+0x3d8/0x15b0
[16853.690296][T19513]      ip6_route_info_create+0xf18/0x17d0
[16853.690296][T19513]      addrconf_f6i_alloc+0x315/0x560
[16853.690296][T19513]      ipv6_add_addr+0x411/0x2000
[16853.690296][T19513]      inet6_addr_add+0x30e/0xa40
[16853.690296][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16853.690296][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16853.690296][T19513]      netlink_rcv_skb+0x130/0x360
[16853.690296][T19513]      netlink_unicast+0x449/0x710
[16853.690296][T19513]      netlink_sendmsg+0x723/0xbe0
[16853.690296][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16853.690296][T19513]      ___sys_sendmsg+0xee/0x170
[16853.690296][T19513]      __sys_sendmsg+0xcd/0x170
[16853.690296][T19513]      do_syscall_64+0xc6/0x1e0
[16853.690296][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16853.690296][T19513] 
[16853.692706][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16853.692706][T19513]      netdev_get_by_index+0x5e/0x80
[16853.692706][T19513]      fib6_nh_init+0x3d8/0x15b0
[16853.692706][T19513]      ip6_route_info_create+0xf18/0x17d0
[16853.692706][T19513]      ip6_route_add+0x1c/0x140
[16853.692706][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16853.692706][T19513]      addrconf_add_dev+0xe2/0x170
[16853.692706][T19513]      inet6_addr_add+0x12f/0xa40
[16853.692706][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16853.692706][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16853.692706][T19513]      netlink_rcv_skb+0x130/0x360
[16853.692706][T19513]      netlink_unicast+0x449/0x710
[16853.692706][T19513]      netlink_sendmsg+0x723/0xbe0
[16853.692706][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16853.692706][T19513]      ___sys_sendmsg+0xee/0x170
[16853.692706][T19513]      __sys_sendmsg+0xcd/0x170
[16853.692706][T19513]      do_syscall_64+0xc6/0x1e0
[16853.692706][T19513] 
[16853.694947][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16853.694947][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16853.694947][T19513]      ipv6_find_idev+0x102/0x170
[16853.694947][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16853.694947][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16853.694947][T19513]      netlink_rcv_skb+0x130/0x360
[16853.694947][T19513]      netlink_unicast+0x449/0x710
[16853.694947][T19513]      netlink_sendmsg+0x723/0xbe0
[16853.694947][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16853.694947][T19513]      ___sys_sendmsg+0xee/0x170
[16853.694947][T19513]      __sys_sendmsg+0xcd/0x170
[16853.694947][T19513]      do_syscall_64+0xc6/0x1e0
[16853.694947][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16853.694947][T19513] 
[16853.696693][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16853.696693][T19513]      neigh_parms_alloc+0x1e5/0x510
[16853.696693][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16853.696693][T19513]      ipv6_find_idev+0x102/0x170
[16853.696693][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16853.696693][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16853.696693][T19513]      netlink_rcv_skb+0x130/0x360
[16853.696693][T19513]      netlink_unicast+0x449/0x710
[16853.696693][T19513]      netlink_sendmsg+0x723/0xbe0
[16853.696693][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16853.696693][T19513]      ___sys_sendmsg+0xee/0x170
[16853.696693][T19513]      __sys_sendmsg+0xcd/0x170
[16853.696693][T19513]      do_syscall_64+0xc6/0x1e0
[16853.696693][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16853.696693][T19513] 
[16863.935162][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16863.935580][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16863.935580][T19513]      netdev_get_by_index+0x5e/0x80
[16863.935580][T19513]      fib6_nh_init+0x3d8/0x15b0
[16863.935580][T19513]      ip6_route_info_create+0xf18/0x17d0
[16863.935580][T19513]      ip6_route_add+0x1c/0x140
[16863.935580][T19513]      addrconf_prefix_route+0x2a6/0x430
[16863.935580][T19513]      inet6_addr_add+0x4f8/0xa40
[16863.935580][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16863.935580][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16863.935580][T19513]      netlink_rcv_skb+0x130/0x360
[16863.935580][T19513]      netlink_unicast+0x449/0x710
[16863.935580][T19513]      netlink_sendmsg+0x723/0xbe0
[16863.935580][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16863.935580][T19513]      ___sys_sendmsg+0xee/0x170
[16863.935580][T19513]      __sys_sendmsg+0xcd/0x170
[16863.935580][T19513]      do_syscall_64+0xc6/0x1e0
[16863.935580][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16863.935580][T19513] 
[16863.937989][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16863.937989][T19513]      netdev_get_by_index+0x5e/0x80
[16863.937989][T19513]      fib6_nh_init+0x3d8/0x15b0
[16863.937989][T19513]      ip6_route_info_create+0xf18/0x17d0
[16863.937989][T19513]      addrconf_f6i_alloc+0x315/0x560
[16863.937989][T19513]      ipv6_add_addr+0x411/0x2000
[16863.937989][T19513]      inet6_addr_add+0x30e/0xa40
[16863.937989][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16863.937989][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16863.937989][T19513]      netlink_rcv_skb+0x130/0x360
[16863.937989][T19513]      netlink_unicast+0x449/0x710
[16863.937989][T19513]      netlink_sendmsg+0x723/0xbe0
[16863.937989][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16863.937989][T19513]      ___sys_sendmsg+0xee/0x170
[16863.937989][T19513]      __sys_sendmsg+0xcd/0x170
[16863.937989][T19513]      do_syscall_64+0xc6/0x1e0
[16863.937989][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16863.937989][T19513] 
[16863.940301][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16863.940301][T19513]      netdev_get_by_index+0x5e/0x80
[16863.940301][T19513]      fib6_nh_init+0x3d8/0x15b0
[16863.940301][T19513]      ip6_route_info_create+0xf18/0x17d0
[16863.940301][T19513]      ip6_route_add+0x1c/0x140
[16863.940301][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16863.940301][T19513]      addrconf_add_dev+0xe2/0x170
[16863.940301][T19513]      inet6_addr_add+0x12f/0xa40
[16863.940301][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16863.940301][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16863.940301][T19513]      netlink_rcv_skb+0x130/0x360
[16863.940301][T19513]      netlink_unicast+0x449/0x710
[16863.940301][T19513]      netlink_sendmsg+0x723/0xbe0
[16863.940301][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16863.940301][T19513]      ___sys_sendmsg+0xee/0x170
[16863.940301][T19513]      __sys_sendmsg+0xcd/0x170
[16863.940301][T19513]      do_syscall_64+0xc6/0x1e0
[16863.940301][T19513] 
[16863.942890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16863.942890][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16863.942890][T19513]      ipv6_find_idev+0x102/0x170
[16863.942890][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16863.942890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16863.942890][T19513]      netlink_rcv_skb+0x130/0x360
[16863.942890][T19513]      netlink_unicast+0x449/0x710
[16863.942890][T19513]      netlink_sendmsg+0x723/0xbe0
[16863.942890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16863.942890][T19513]      ___sys_sendmsg+0xee/0x170
[16863.942890][T19513]      __sys_sendmsg+0xcd/0x170
[16863.942890][T19513]      do_syscall_64+0xc6/0x1e0
[16863.942890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16863.942890][T19513] 
[16863.944640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16863.944640][T19513]      neigh_parms_alloc+0x1e5/0x510
[16863.944640][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16863.944640][T19513]      ipv6_find_idev+0x102/0x170
[16863.944640][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16863.944640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16863.944640][T19513]      netlink_rcv_skb+0x130/0x360
[16863.944640][T19513]      netlink_unicast+0x449/0x710
[16863.944640][T19513]      netlink_sendmsg+0x723/0xbe0
[16863.944640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16863.944640][T19513]      ___sys_sendmsg+0xee/0x170
[16863.944640][T19513]      __sys_sendmsg+0xcd/0x170
[16863.944640][T19513]      do_syscall_64+0xc6/0x1e0
[16863.944640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16863.944640][T19513] 
[16874.183135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16874.183607][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16874.183607][T19513]      netdev_get_by_index+0x5e/0x80
[16874.183607][T19513]      fib6_nh_init+0x3d8/0x15b0
[16874.183607][T19513]      ip6_route_info_create+0xf18/0x17d0
[16874.183607][T19513]      ip6_route_add+0x1c/0x140
[16874.183607][T19513]      addrconf_prefix_route+0x2a6/0x430
[16874.183607][T19513]      inet6_addr_add+0x4f8/0xa40
[16874.183607][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16874.183607][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16874.183607][T19513]      netlink_rcv_skb+0x130/0x360
[16874.183607][T19513]      netlink_unicast+0x449/0x710
[16874.183607][T19513]      netlink_sendmsg+0x723/0xbe0
[16874.183607][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16874.183607][T19513]      ___sys_sendmsg+0xee/0x170
[16874.183607][T19513]      __sys_sendmsg+0xcd/0x170
[16874.183607][T19513]      do_syscall_64+0xc6/0x1e0
[16874.183607][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16874.183607][T19513] 
[16874.185778][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16874.185778][T19513]      netdev_get_by_index+0x5e/0x80
[16874.185778][T19513]      fib6_nh_init+0x3d8/0x15b0
[16874.185778][T19513]      ip6_route_info_create+0xf18/0x17d0
[16874.185778][T19513]      addrconf_f6i_alloc+0x315/0x560
[16874.185778][T19513]      ipv6_add_addr+0x411/0x2000
[16874.185778][T19513]      inet6_addr_add+0x30e/0xa40
[16874.185778][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16874.185778][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16874.185778][T19513]      netlink_rcv_skb+0x130/0x360
[16874.185778][T19513]      netlink_unicast+0x449/0x710
[16874.185778][T19513]      netlink_sendmsg+0x723/0xbe0
[16874.185778][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16874.185778][T19513]      ___sys_sendmsg+0xee/0x170
[16874.185778][T19513]      __sys_sendmsg+0xcd/0x170
[16874.185778][T19513]      do_syscall_64+0xc6/0x1e0
[16874.185778][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16874.185778][T19513] 
[16874.187926][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16874.187926][T19513]      netdev_get_by_index+0x5e/0x80
[16874.187926][T19513]      fib6_nh_init+0x3d8/0x15b0
[16874.187926][T19513]      ip6_route_info_create+0xf18/0x17d0
[16874.187926][T19513]      ip6_route_add+0x1c/0x140
[16874.187926][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16874.187926][T19513]      addrconf_add_dev+0xe2/0x170
[16874.187926][T19513]      inet6_addr_add+0x12f/0xa40
[16874.187926][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16874.187926][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16874.187926][T19513]      netlink_rcv_skb+0x130/0x360
[16874.187926][T19513]      netlink_unicast+0x449/0x710
[16874.187926][T19513]      netlink_sendmsg+0x723/0xbe0
[16874.187926][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16874.187926][T19513]      ___sys_sendmsg+0xee/0x170
[16874.187926][T19513]      __sys_sendmsg+0xcd/0x170
[16874.187926][T19513]      do_syscall_64+0xc6/0x1e0
[16874.187926][T19513] 
[16874.190093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16874.190093][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16874.190093][T19513]      ipv6_find_idev+0x102/0x170
[16874.190093][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16874.190093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16874.190093][T19513]      netlink_rcv_skb+0x130/0x360
[16874.190093][T19513]      netlink_unicast+0x449/0x710
[16874.190093][T19513]      netlink_sendmsg+0x723/0xbe0
[16874.190093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16874.190093][T19513]      ___sys_sendmsg+0xee/0x170
[16874.190093][T19513]      __sys_sendmsg+0xcd/0x170
[16874.190093][T19513]      do_syscall_64+0xc6/0x1e0
[16874.190093][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16874.190093][T19513] 
[16874.191771][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16874.191771][T19513]      neigh_parms_alloc+0x1e5/0x510
[16874.191771][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16874.191771][T19513]      ipv6_find_idev+0x102/0x170
[16874.191771][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16874.191771][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16874.191771][T19513]      netlink_rcv_skb+0x130/0x360
[16874.191771][T19513]      netlink_unicast+0x449/0x710
[16874.191771][T19513]      netlink_sendmsg+0x723/0xbe0
[16874.191771][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16874.191771][T19513]      ___sys_sendmsg+0xee/0x170
[16874.191771][T19513]      __sys_sendmsg+0xcd/0x170
[16874.191771][T19513]      do_syscall_64+0xc6/0x1e0
[16874.191771][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16874.191771][T19513] 
[16884.431137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16884.431599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16884.431599][T19513]      netdev_get_by_index+0x5e/0x80
[16884.431599][T19513]      fib6_nh_init+0x3d8/0x15b0
[16884.431599][T19513]      ip6_route_info_create+0xf18/0x17d0
[16884.431599][T19513]      ip6_route_add+0x1c/0x140
[16884.431599][T19513]      addrconf_prefix_route+0x2a6/0x430
[16884.431599][T19513]      inet6_addr_add+0x4f8/0xa40
[16884.431599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16884.431599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16884.431599][T19513]      netlink_rcv_skb+0x130/0x360
[16884.431599][T19513]      netlink_unicast+0x449/0x710
[16884.431599][T19513]      netlink_sendmsg+0x723/0xbe0
[16884.431599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16884.431599][T19513]      ___sys_sendmsg+0xee/0x170
[16884.431599][T19513]      __sys_sendmsg+0xcd/0x170
[16884.431599][T19513]      do_syscall_64+0xc6/0x1e0
[16884.431599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16884.431599][T19513] 
[16884.433822][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16884.433822][T19513]      netdev_get_by_index+0x5e/0x80
[16884.433822][T19513]      fib6_nh_init+0x3d8/0x15b0
[16884.433822][T19513]      ip6_route_info_create+0xf18/0x17d0
[16884.433822][T19513]      addrconf_f6i_alloc+0x315/0x560
[16884.433822][T19513]      ipv6_add_addr+0x411/0x2000
[16884.433822][T19513]      inet6_addr_add+0x30e/0xa40
[16884.433822][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16884.433822][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16884.433822][T19513]      netlink_rcv_skb+0x130/0x360
[16884.433822][T19513]      netlink_unicast+0x449/0x710
[16884.433822][T19513]      netlink_sendmsg+0x723/0xbe0
[16884.433822][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16884.433822][T19513]      ___sys_sendmsg+0xee/0x170
[16884.433822][T19513]      __sys_sendmsg+0xcd/0x170
[16884.433822][T19513]      do_syscall_64+0xc6/0x1e0
[16884.433822][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16884.433822][T19513] 
[16884.436026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16884.436026][T19513]      netdev_get_by_index+0x5e/0x80
[16884.436026][T19513]      fib6_nh_init+0x3d8/0x15b0
[16884.436026][T19513]      ip6_route_info_create+0xf18/0x17d0
[16884.436026][T19513]      ip6_route_add+0x1c/0x140
[16884.436026][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16884.436026][T19513]      addrconf_add_dev+0xe2/0x170
[16884.436026][T19513]      inet6_addr_add+0x12f/0xa40
[16884.436026][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16884.436026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16884.436026][T19513]      netlink_rcv_skb+0x130/0x360
[16884.436026][T19513]      netlink_unicast+0x449/0x710
[16884.436026][T19513]      netlink_sendmsg+0x723/0xbe0
[16884.436026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16884.436026][T19513]      ___sys_sendmsg+0xee/0x170
[16884.436026][T19513]      __sys_sendmsg+0xcd/0x170
[16884.436026][T19513]      do_syscall_64+0xc6/0x1e0
[16884.436026][T19513] 
[16884.438186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16884.438186][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16884.438186][T19513]      ipv6_find_idev+0x102/0x170
[16884.438186][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16884.438186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16884.438186][T19513]      netlink_rcv_skb+0x130/0x360
[16884.438186][T19513]      netlink_unicast+0x449/0x710
[16884.438186][T19513]      netlink_sendmsg+0x723/0xbe0
[16884.438186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16884.438186][T19513]      ___sys_sendmsg+0xee/0x170
[16884.438186][T19513]      __sys_sendmsg+0xcd/0x170
[16884.438186][T19513]      do_syscall_64+0xc6/0x1e0
[16884.438186][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16884.438186][T19513] 
[16884.439888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16884.439888][T19513]      neigh_parms_alloc+0x1e5/0x510
[16884.439888][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16884.439888][T19513]      ipv6_find_idev+0x102/0x170
[16884.439888][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16884.439888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16884.439888][T19513]      netlink_rcv_skb+0x130/0x360
[16884.439888][T19513]      netlink_unicast+0x449/0x710
[16884.439888][T19513]      netlink_sendmsg+0x723/0xbe0
[16884.439888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16884.439888][T19513]      ___sys_sendmsg+0xee/0x170
[16884.439888][T19513]      __sys_sendmsg+0xcd/0x170
[16884.439888][T19513]      do_syscall_64+0xc6/0x1e0
[16884.439888][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16884.439888][T19513] 
[16894.679161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16894.679646][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16894.679646][T19513]      netdev_get_by_index+0x5e/0x80
[16894.679646][T19513]      fib6_nh_init+0x3d8/0x15b0
[16894.679646][T19513]      ip6_route_info_create+0xf18/0x17d0
[16894.679646][T19513]      ip6_route_add+0x1c/0x140
[16894.679646][T19513]      addrconf_prefix_route+0x2a6/0x430
[16894.679646][T19513]      inet6_addr_add+0x4f8/0xa40
[16894.679646][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16894.679646][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16894.679646][T19513]      netlink_rcv_skb+0x130/0x360
[16894.679646][T19513]      netlink_unicast+0x449/0x710
[16894.679646][T19513]      netlink_sendmsg+0x723/0xbe0
[16894.679646][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16894.679646][T19513]      ___sys_sendmsg+0xee/0x170
[16894.679646][T19513]      __sys_sendmsg+0xcd/0x170
[16894.679646][T19513]      do_syscall_64+0xc6/0x1e0
[16894.679646][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16894.679646][T19513] 
[16894.681899][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16894.681899][T19513]      netdev_get_by_index+0x5e/0x80
[16894.681899][T19513]      fib6_nh_init+0x3d8/0x15b0
[16894.681899][T19513]      ip6_route_info_create+0xf18/0x17d0
[16894.681899][T19513]      addrconf_f6i_alloc+0x315/0x560
[16894.681899][T19513]      ipv6_add_addr+0x411/0x2000
[16894.681899][T19513]      inet6_addr_add+0x30e/0xa40
[16894.681899][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16894.681899][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16894.681899][T19513]      netlink_rcv_skb+0x130/0x360
[16894.681899][T19513]      netlink_unicast+0x449/0x710
[16894.681899][T19513]      netlink_sendmsg+0x723/0xbe0
[16894.681899][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16894.681899][T19513]      ___sys_sendmsg+0xee/0x170
[16894.681899][T19513]      __sys_sendmsg+0xcd/0x170
[16894.681899][T19513]      do_syscall_64+0xc6/0x1e0
[16894.681899][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16894.681899][T19513] 
[16894.684148][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16894.684148][T19513]      netdev_get_by_index+0x5e/0x80
[16894.684148][T19513]      fib6_nh_init+0x3d8/0x15b0
[16894.684148][T19513]      ip6_route_info_create+0xf18/0x17d0
[16894.684148][T19513]      ip6_route_add+0x1c/0x140
[16894.684148][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16894.684148][T19513]      addrconf_add_dev+0xe2/0x170
[16894.684148][T19513]      inet6_addr_add+0x12f/0xa40
[16894.684148][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16894.684148][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16894.684148][T19513]      netlink_rcv_skb+0x130/0x360
[16894.684148][T19513]      netlink_unicast+0x449/0x710
[16894.684148][T19513]      netlink_sendmsg+0x723/0xbe0
[16894.684148][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16894.684148][T19513]      ___sys_sendmsg+0xee/0x170
[16894.684148][T19513]      __sys_sendmsg+0xcd/0x170
[16894.684148][T19513]      do_syscall_64+0xc6/0x1e0
[16894.684148][T19513] 
[16894.686377][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16894.686377][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16894.686377][T19513]      ipv6_find_idev+0x102/0x170
[16894.686377][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16894.686377][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16894.686377][T19513]      netlink_rcv_skb+0x130/0x360
[16894.686377][T19513]      netlink_unicast+0x449/0x710
[16894.686377][T19513]      netlink_sendmsg+0x723/0xbe0
[16894.686377][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16894.686377][T19513]      ___sys_sendmsg+0xee/0x170
[16894.686377][T19513]      __sys_sendmsg+0xcd/0x170
[16894.686377][T19513]      do_syscall_64+0xc6/0x1e0
[16894.686377][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16894.686377][T19513] 
[16894.688096][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16894.688096][T19513]      neigh_parms_alloc+0x1e5/0x510
[16894.688096][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16894.688096][T19513]      ipv6_find_idev+0x102/0x170
[16894.688096][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16894.688096][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16894.688096][T19513]      netlink_rcv_skb+0x130/0x360
[16894.688096][T19513]      netlink_unicast+0x449/0x710
[16894.688096][T19513]      netlink_sendmsg+0x723/0xbe0
[16894.688096][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16894.688096][T19513]      ___sys_sendmsg+0xee/0x170
[16894.688096][T19513]      __sys_sendmsg+0xcd/0x170
[16894.688096][T19513]      do_syscall_64+0xc6/0x1e0
[16894.688096][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16894.688096][T19513] 
[16904.927218][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16904.927893][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16904.927893][T19513]      netdev_get_by_index+0x5e/0x80
[16904.927893][T19513]      fib6_nh_init+0x3d8/0x15b0
[16904.927893][T19513]      ip6_route_info_create+0xf18/0x17d0
[16904.927893][T19513]      ip6_route_add+0x1c/0x140
[16904.927893][T19513]      addrconf_prefix_route+0x2a6/0x430
[16904.927893][T19513]      inet6_addr_add+0x4f8/0xa40
[16904.927893][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16904.927893][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16904.927893][T19513]      netlink_rcv_skb+0x130/0x360
[16904.927893][T19513]      netlink_unicast+0x449/0x710
[16904.927893][T19513]      netlink_sendmsg+0x723/0xbe0
[16904.927893][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16904.927893][T19513]      ___sys_sendmsg+0xee/0x170
[16904.927893][T19513]      __sys_sendmsg+0xcd/0x170
[16904.927893][T19513]      do_syscall_64+0xc6/0x1e0
[16904.927893][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16904.927893][T19513] 
[16904.930185][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16904.930185][T19513]      netdev_get_by_index+0x5e/0x80
[16904.930185][T19513]      fib6_nh_init+0x3d8/0x15b0
[16904.930185][T19513]      ip6_route_info_create+0xf18/0x17d0
[16904.930185][T19513]      addrconf_f6i_alloc+0x315/0x560
[16904.930185][T19513]      ipv6_add_addr+0x411/0x2000
[16904.930185][T19513]      inet6_addr_add+0x30e/0xa40
[16904.930185][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16904.930185][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16904.930185][T19513]      netlink_rcv_skb+0x130/0x360
[16904.930185][T19513]      netlink_unicast+0x449/0x710
[16904.930185][T19513]      netlink_sendmsg+0x723/0xbe0
[16904.930185][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16904.930185][T19513]      ___sys_sendmsg+0xee/0x170
[16904.930185][T19513]      __sys_sendmsg+0xcd/0x170
[16904.930185][T19513]      do_syscall_64+0xc6/0x1e0
[16904.930185][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16904.930185][T19513] 
[16904.932371][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16904.932371][T19513]      netdev_get_by_index+0x5e/0x80
[16904.932371][T19513]      fib6_nh_init+0x3d8/0x15b0
[16904.932371][T19513]      ip6_route_info_create+0xf18/0x17d0
[16904.932371][T19513]      ip6_route_add+0x1c/0x140
[16904.932371][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16904.932371][T19513]      addrconf_add_dev+0xe2/0x170
[16904.932371][T19513]      inet6_addr_add+0x12f/0xa40
[16904.932371][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16904.932371][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16904.932371][T19513]      netlink_rcv_skb+0x130/0x360
[16904.932371][T19513]      netlink_unicast+0x449/0x710
[16904.932371][T19513]      netlink_sendmsg+0x723/0xbe0
[16904.932371][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16904.932371][T19513]      ___sys_sendmsg+0xee/0x170
[16904.932371][T19513]      __sys_sendmsg+0xcd/0x170
[16904.932371][T19513]      do_syscall_64+0xc6/0x1e0
[16904.932371][T19513] 
[16904.934523][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16904.934523][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16904.934523][T19513]      ipv6_find_idev+0x102/0x170
[16904.934523][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16904.934523][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16904.934523][T19513]      netlink_rcv_skb+0x130/0x360
[16904.934523][T19513]      netlink_unicast+0x449/0x710
[16904.934523][T19513]      netlink_sendmsg+0x723/0xbe0
[16904.934523][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16904.934523][T19513]      ___sys_sendmsg+0xee/0x170
[16904.934523][T19513]      __sys_sendmsg+0xcd/0x170
[16904.934523][T19513]      do_syscall_64+0xc6/0x1e0
[16904.934523][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16904.934523][T19513] 
[16904.936284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16904.936284][T19513]      neigh_parms_alloc+0x1e5/0x510
[16904.936284][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16904.936284][T19513]      ipv6_find_idev+0x102/0x170
[16904.936284][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16904.936284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16904.936284][T19513]      netlink_rcv_skb+0x130/0x360
[16904.936284][T19513]      netlink_unicast+0x449/0x710
[16904.936284][T19513]      netlink_sendmsg+0x723/0xbe0
[16904.936284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16904.936284][T19513]      ___sys_sendmsg+0xee/0x170
[16904.936284][T19513]      __sys_sendmsg+0xcd/0x170
[16904.936284][T19513]      do_syscall_64+0xc6/0x1e0
[16904.936284][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16904.936284][T19513] 
[16915.175143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16915.175622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16915.175622][T19513]      netdev_get_by_index+0x5e/0x80
[16915.175622][T19513]      fib6_nh_init+0x3d8/0x15b0
[16915.175622][T19513]      ip6_route_info_create+0xf18/0x17d0
[16915.175622][T19513]      ip6_route_add+0x1c/0x140
[16915.175622][T19513]      addrconf_prefix_route+0x2a6/0x430
[16915.175622][T19513]      inet6_addr_add+0x4f8/0xa40
[16915.175622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16915.175622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16915.175622][T19513]      netlink_rcv_skb+0x130/0x360
[16915.175622][T19513]      netlink_unicast+0x449/0x710
[16915.175622][T19513]      netlink_sendmsg+0x723/0xbe0
[16915.175622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16915.175622][T19513]      ___sys_sendmsg+0xee/0x170
[16915.175622][T19513]      __sys_sendmsg+0xcd/0x170
[16915.175622][T19513]      do_syscall_64+0xc6/0x1e0
[16915.175622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16915.175622][T19513] 
[16915.177884][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16915.177884][T19513]      netdev_get_by_index+0x5e/0x80
[16915.177884][T19513]      fib6_nh_init+0x3d8/0x15b0
[16915.177884][T19513]      ip6_route_info_create+0xf18/0x17d0
[16915.177884][T19513]      addrconf_f6i_alloc+0x315/0x560
[16915.177884][T19513]      ipv6_add_addr+0x411/0x2000
[16915.177884][T19513]      inet6_addr_add+0x30e/0xa40
[16915.177884][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16915.177884][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16915.177884][T19513]      netlink_rcv_skb+0x130/0x360
[16915.177884][T19513]      netlink_unicast+0x449/0x710
[16915.177884][T19513]      netlink_sendmsg+0x723/0xbe0
[16915.177884][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16915.177884][T19513]      ___sys_sendmsg+0xee/0x170
[16915.177884][T19513]      __sys_sendmsg+0xcd/0x170
[16915.177884][T19513]      do_syscall_64+0xc6/0x1e0
[16915.177884][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16915.177884][T19513] 
[16915.180142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16915.180142][T19513]      netdev_get_by_index+0x5e/0x80
[16915.180142][T19513]      fib6_nh_init+0x3d8/0x15b0
[16915.180142][T19513]      ip6_route_info_create+0xf18/0x17d0
[16915.180142][T19513]      ip6_route_add+0x1c/0x140
[16915.180142][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16915.180142][T19513]      addrconf_add_dev+0xe2/0x170
[16915.180142][T19513]      inet6_addr_add+0x12f/0xa40
[16915.180142][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16915.180142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16915.180142][T19513]      netlink_rcv_skb+0x130/0x360
[16915.180142][T19513]      netlink_unicast+0x449/0x710
[16915.180142][T19513]      netlink_sendmsg+0x723/0xbe0
[16915.180142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16915.180142][T19513]      ___sys_sendmsg+0xee/0x170
[16915.180142][T19513]      __sys_sendmsg+0xcd/0x170
[16915.180142][T19513]      do_syscall_64+0xc6/0x1e0
[16915.180142][T19513] 
[16915.182326][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16915.182326][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16915.182326][T19513]      ipv6_find_idev+0x102/0x170
[16915.182326][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16915.182326][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16915.182326][T19513]      netlink_rcv_skb+0x130/0x360
[16915.182326][T19513]      netlink_unicast+0x449/0x710
[16915.182326][T19513]      netlink_sendmsg+0x723/0xbe0
[16915.182326][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16915.182326][T19513]      ___sys_sendmsg+0xee/0x170
[16915.182326][T19513]      __sys_sendmsg+0xcd/0x170
[16915.182326][T19513]      do_syscall_64+0xc6/0x1e0
[16915.182326][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16915.182326][T19513] 
[16915.184036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16915.184036][T19513]      neigh_parms_alloc+0x1e5/0x510
[16915.184036][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16915.184036][T19513]      ipv6_find_idev+0x102/0x170
[16915.184036][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16915.184036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16915.184036][T19513]      netlink_rcv_skb+0x130/0x360
[16915.184036][T19513]      netlink_unicast+0x449/0x710
[16915.184036][T19513]      netlink_sendmsg+0x723/0xbe0
[16915.184036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16915.184036][T19513]      ___sys_sendmsg+0xee/0x170
[16915.184036][T19513]      __sys_sendmsg+0xcd/0x170
[16915.184036][T19513]      do_syscall_64+0xc6/0x1e0
[16915.184036][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16915.184036][T19513] 
[16925.423257][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16925.423986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16925.423986][T19513]      netdev_get_by_index+0x5e/0x80
[16925.423986][T19513]      fib6_nh_init+0x3d8/0x15b0
[16925.423986][T19513]      ip6_route_info_create+0xf18/0x17d0
[16925.423986][T19513]      ip6_route_add+0x1c/0x140
[16925.423986][T19513]      addrconf_prefix_route+0x2a6/0x430
[16925.423986][T19513]      inet6_addr_add+0x4f8/0xa40
[16925.423986][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16925.423986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16925.423986][T19513]      netlink_rcv_skb+0x130/0x360
[16925.423986][T19513]      netlink_unicast+0x449/0x710
[16925.423986][T19513]      netlink_sendmsg+0x723/0xbe0
[16925.423986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16925.423986][T19513]      ___sys_sendmsg+0xee/0x170
[16925.423986][T19513]      __sys_sendmsg+0xcd/0x170
[16925.423986][T19513]      do_syscall_64+0xc6/0x1e0
[16925.423986][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16925.423986][T19513] 
[16925.426198][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16925.426198][T19513]      netdev_get_by_index+0x5e/0x80
[16925.426198][T19513]      fib6_nh_init+0x3d8/0x15b0
[16925.426198][T19513]      ip6_route_info_create+0xf18/0x17d0
[16925.426198][T19513]      addrconf_f6i_alloc+0x315/0x560
[16925.426198][T19513]      ipv6_add_addr+0x411/0x2000
[16925.426198][T19513]      inet6_addr_add+0x30e/0xa40
[16925.426198][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16925.426198][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16925.426198][T19513]      netlink_rcv_skb+0x130/0x360
[16925.426198][T19513]      netlink_unicast+0x449/0x710
[16925.426198][T19513]      netlink_sendmsg+0x723/0xbe0
[16925.426198][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16925.426198][T19513]      ___sys_sendmsg+0xee/0x170
[16925.426198][T19513]      __sys_sendmsg+0xcd/0x170
[16925.426198][T19513]      do_syscall_64+0xc6/0x1e0
[16925.426198][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16925.426198][T19513] 
[16925.428526][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16925.428526][T19513]      netdev_get_by_index+0x5e/0x80
[16925.428526][T19513]      fib6_nh_init+0x3d8/0x15b0
[16925.428526][T19513]      ip6_route_info_create+0xf18/0x17d0
[16925.428526][T19513]      ip6_route_add+0x1c/0x140
[16925.428526][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16925.428526][T19513]      addrconf_add_dev+0xe2/0x170
[16925.428526][T19513]      inet6_addr_add+0x12f/0xa40
[16925.428526][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16925.428526][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16925.428526][T19513]      netlink_rcv_skb+0x130/0x360
[16925.428526][T19513]      netlink_unicast+0x449/0x710
[16925.428526][T19513]      netlink_sendmsg+0x723/0xbe0
[16925.428526][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16925.428526][T19513]      ___sys_sendmsg+0xee/0x170
[16925.428526][T19513]      __sys_sendmsg+0xcd/0x170
[16925.428526][T19513]      do_syscall_64+0xc6/0x1e0
[16925.428526][T19513] 
[16925.430740][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16925.430740][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16925.430740][T19513]      ipv6_find_idev+0x102/0x170
[16925.430740][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16925.430740][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16925.430740][T19513]      netlink_rcv_skb+0x130/0x360
[16925.430740][T19513]      netlink_unicast+0x449/0x710
[16925.430740][T19513]      netlink_sendmsg+0x723/0xbe0
[16925.430740][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16925.430740][T19513]      ___sys_sendmsg+0xee/0x170
[16925.430740][T19513]      __sys_sendmsg+0xcd/0x170
[16925.430740][T19513]      do_syscall_64+0xc6/0x1e0
[16925.430740][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16925.430740][T19513] 
[16925.432448][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16925.432448][T19513]      neigh_parms_alloc+0x1e5/0x510
[16925.432448][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16925.432448][T19513]      ipv6_find_idev+0x102/0x170
[16925.432448][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16925.432448][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16925.432448][T19513]      netlink_rcv_skb+0x130/0x360
[16925.432448][T19513]      netlink_unicast+0x449/0x710
[16925.432448][T19513]      netlink_sendmsg+0x723/0xbe0
[16925.432448][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16925.432448][T19513]      ___sys_sendmsg+0xee/0x170
[16925.432448][T19513]      __sys_sendmsg+0xcd/0x170
[16925.432448][T19513]      do_syscall_64+0xc6/0x1e0
[16925.432448][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16925.432448][T19513] 
[16935.671166][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16935.671646][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16935.671646][T19513]      netdev_get_by_index+0x5e/0x80
[16935.671646][T19513]      fib6_nh_init+0x3d8/0x15b0
[16935.671646][T19513]      ip6_route_info_create+0xf18/0x17d0
[16935.671646][T19513]      ip6_route_add+0x1c/0x140
[16935.671646][T19513]      addrconf_prefix_route+0x2a6/0x430
[16935.671646][T19513]      inet6_addr_add+0x4f8/0xa40
[16935.671646][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16935.671646][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16935.671646][T19513]      netlink_rcv_skb+0x130/0x360
[16935.671646][T19513]      netlink_unicast+0x449/0x710
[16935.671646][T19513]      netlink_sendmsg+0x723/0xbe0
[16935.671646][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16935.671646][T19513]      ___sys_sendmsg+0xee/0x170
[16935.671646][T19513]      __sys_sendmsg+0xcd/0x170
[16935.671646][T19513]      do_syscall_64+0xc6/0x1e0
[16935.671646][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16935.671646][T19513] 
[16935.673900][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16935.673900][T19513]      netdev_get_by_index+0x5e/0x80
[16935.673900][T19513]      fib6_nh_init+0x3d8/0x15b0
[16935.673900][T19513]      ip6_route_info_create+0xf18/0x17d0
[16935.673900][T19513]      addrconf_f6i_alloc+0x315/0x560
[16935.673900][T19513]      ipv6_add_addr+0x411/0x2000
[16935.673900][T19513]      inet6_addr_add+0x30e/0xa40
[16935.673900][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16935.673900][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16935.673900][T19513]      netlink_rcv_skb+0x130/0x360
[16935.673900][T19513]      netlink_unicast+0x449/0x710
[16935.673900][T19513]      netlink_sendmsg+0x723/0xbe0
[16935.673900][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16935.673900][T19513]      ___sys_sendmsg+0xee/0x170
[16935.673900][T19513]      __sys_sendmsg+0xcd/0x170
[16935.673900][T19513]      do_syscall_64+0xc6/0x1e0
[16935.673900][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16935.673900][T19513] 
[16935.676130][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16935.676130][T19513]      netdev_get_by_index+0x5e/0x80
[16935.676130][T19513]      fib6_nh_init+0x3d8/0x15b0
[16935.676130][T19513]      ip6_route_info_create+0xf18/0x17d0
[16935.676130][T19513]      ip6_route_add+0x1c/0x140
[16935.676130][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16935.676130][T19513]      addrconf_add_dev+0xe2/0x170
[16935.676130][T19513]      inet6_addr_add+0x12f/0xa40
[16935.676130][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16935.676130][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16935.676130][T19513]      netlink_rcv_skb+0x130/0x360
[16935.676130][T19513]      netlink_unicast+0x449/0x710
[16935.676130][T19513]      netlink_sendmsg+0x723/0xbe0
[16935.676130][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16935.676130][T19513]      ___sys_sendmsg+0xee/0x170
[16935.676130][T19513]      __sys_sendmsg+0xcd/0x170
[16935.676130][T19513]      do_syscall_64+0xc6/0x1e0
[16935.676130][T19513] 
[16935.678320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16935.678320][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16935.678320][T19513]      ipv6_find_idev+0x102/0x170
[16935.678320][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16935.678320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16935.678320][T19513]      netlink_rcv_skb+0x130/0x360
[16935.678320][T19513]      netlink_unicast+0x449/0x710
[16935.678320][T19513]      netlink_sendmsg+0x723/0xbe0
[16935.678320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16935.678320][T19513]      ___sys_sendmsg+0xee/0x170
[16935.678320][T19513]      __sys_sendmsg+0xcd/0x170
[16935.678320][T19513]      do_syscall_64+0xc6/0x1e0
[16935.678320][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16935.678320][T19513] 
[16935.680039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16935.680039][T19513]      neigh_parms_alloc+0x1e5/0x510
[16935.680039][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16935.680039][T19513]      ipv6_find_idev+0x102/0x170
[16935.680039][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16935.680039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16935.680039][T19513]      netlink_rcv_skb+0x130/0x360
[16935.680039][T19513]      netlink_unicast+0x449/0x710
[16935.680039][T19513]      netlink_sendmsg+0x723/0xbe0
[16935.680039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16935.680039][T19513]      ___sys_sendmsg+0xee/0x170
[16935.680039][T19513]      __sys_sendmsg+0xcd/0x170
[16935.680039][T19513]      do_syscall_64+0xc6/0x1e0
[16935.680039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16935.680039][T19513] 
[16945.919155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16945.919894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16945.919894][T19513]      netdev_get_by_index+0x5e/0x80
[16945.919894][T19513]      fib6_nh_init+0x3d8/0x15b0
[16945.919894][T19513]      ip6_route_info_create+0xf18/0x17d0
[16945.919894][T19513]      ip6_route_add+0x1c/0x140
[16945.919894][T19513]      addrconf_prefix_route+0x2a6/0x430
[16945.919894][T19513]      inet6_addr_add+0x4f8/0xa40
[16945.919894][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16945.919894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16945.919894][T19513]      netlink_rcv_skb+0x130/0x360
[16945.919894][T19513]      netlink_unicast+0x449/0x710
[16945.919894][T19513]      netlink_sendmsg+0x723/0xbe0
[16945.919894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16945.919894][T19513]      ___sys_sendmsg+0xee/0x170
[16945.919894][T19513]      __sys_sendmsg+0xcd/0x170
[16945.919894][T19513]      do_syscall_64+0xc6/0x1e0
[16945.919894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16945.919894][T19513] 
[16945.922222][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16945.922222][T19513]      netdev_get_by_index+0x5e/0x80
[16945.922222][T19513]      fib6_nh_init+0x3d8/0x15b0
[16945.922222][T19513]      ip6_route_info_create+0xf18/0x17d0
[16945.922222][T19513]      addrconf_f6i_alloc+0x315/0x560
[16945.922222][T19513]      ipv6_add_addr+0x411/0x2000
[16945.922222][T19513]      inet6_addr_add+0x30e/0xa40
[16945.922222][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16945.922222][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16945.922222][T19513]      netlink_rcv_skb+0x130/0x360
[16945.922222][T19513]      netlink_unicast+0x449/0x710
[16945.922222][T19513]      netlink_sendmsg+0x723/0xbe0
[16945.922222][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16945.922222][T19513]      ___sys_sendmsg+0xee/0x170
[16945.922222][T19513]      __sys_sendmsg+0xcd/0x170
[16945.922222][T19513]      do_syscall_64+0xc6/0x1e0
[16945.922222][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16945.922222][T19513] 
[16945.924517][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16945.924517][T19513]      netdev_get_by_index+0x5e/0x80
[16945.924517][T19513]      fib6_nh_init+0x3d8/0x15b0
[16945.924517][T19513]      ip6_route_info_create+0xf18/0x17d0
[16945.924517][T19513]      ip6_route_add+0x1c/0x140
[16945.924517][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16945.924517][T19513]      addrconf_add_dev+0xe2/0x170
[16945.924517][T19513]      inet6_addr_add+0x12f/0xa40
[16945.924517][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16945.924517][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16945.924517][T19513]      netlink_rcv_skb+0x130/0x360
[16945.924517][T19513]      netlink_unicast+0x449/0x710
[16945.924517][T19513]      netlink_sendmsg+0x723/0xbe0
[16945.924517][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16945.924517][T19513]      ___sys_sendmsg+0xee/0x170
[16945.924517][T19513]      __sys_sendmsg+0xcd/0x170
[16945.924517][T19513]      do_syscall_64+0xc6/0x1e0
[16945.924517][T19513] 
[16945.926751][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16945.926751][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16945.926751][T19513]      ipv6_find_idev+0x102/0x170
[16945.926751][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16945.926751][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16945.926751][T19513]      netlink_rcv_skb+0x130/0x360
[16945.926751][T19513]      netlink_unicast+0x449/0x710
[16945.926751][T19513]      netlink_sendmsg+0x723/0xbe0
[16945.926751][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16945.926751][T19513]      ___sys_sendmsg+0xee/0x170
[16945.926751][T19513]      __sys_sendmsg+0xcd/0x170
[16945.926751][T19513]      do_syscall_64+0xc6/0x1e0
[16945.926751][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16945.926751][T19513] 
[16945.928481][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16945.928481][T19513]      neigh_parms_alloc+0x1e5/0x510
[16945.928481][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16945.928481][T19513]      ipv6_find_idev+0x102/0x170
[16945.928481][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16945.928481][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16945.928481][T19513]      netlink_rcv_skb+0x130/0x360
[16945.928481][T19513]      netlink_unicast+0x449/0x710
[16945.928481][T19513]      netlink_sendmsg+0x723/0xbe0
[16945.928481][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16945.928481][T19513]      ___sys_sendmsg+0xee/0x170
[16945.928481][T19513]      __sys_sendmsg+0xcd/0x170
[16945.928481][T19513]      do_syscall_64+0xc6/0x1e0
[16945.928481][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16945.928481][T19513] 
[16956.167195][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16956.167656][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16956.167656][T19513]      netdev_get_by_index+0x5e/0x80
[16956.167656][T19513]      fib6_nh_init+0x3d8/0x15b0
[16956.167656][T19513]      ip6_route_info_create+0xf18/0x17d0
[16956.167656][T19513]      ip6_route_add+0x1c/0x140
[16956.167656][T19513]      addrconf_prefix_route+0x2a6/0x430
[16956.167656][T19513]      inet6_addr_add+0x4f8/0xa40
[16956.167656][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16956.167656][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16956.167656][T19513]      netlink_rcv_skb+0x130/0x360
[16956.167656][T19513]      netlink_unicast+0x449/0x710
[16956.167656][T19513]      netlink_sendmsg+0x723/0xbe0
[16956.167656][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16956.167656][T19513]      ___sys_sendmsg+0xee/0x170
[16956.167656][T19513]      __sys_sendmsg+0xcd/0x170
[16956.167656][T19513]      do_syscall_64+0xc6/0x1e0
[16956.167656][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16956.167656][T19513] 
[16956.169897][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16956.169897][T19513]      netdev_get_by_index+0x5e/0x80
[16956.169897][T19513]      fib6_nh_init+0x3d8/0x15b0
[16956.169897][T19513]      ip6_route_info_create+0xf18/0x17d0
[16956.169897][T19513]      addrconf_f6i_alloc+0x315/0x560
[16956.169897][T19513]      ipv6_add_addr+0x411/0x2000
[16956.169897][T19513]      inet6_addr_add+0x30e/0xa40
[16956.169897][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16956.169897][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16956.169897][T19513]      netlink_rcv_skb+0x130/0x360
[16956.169897][T19513]      netlink_unicast+0x449/0x710
[16956.169897][T19513]      netlink_sendmsg+0x723/0xbe0
[16956.169897][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16956.169897][T19513]      ___sys_sendmsg+0xee/0x170
[16956.169897][T19513]      __sys_sendmsg+0xcd/0x170
[16956.169897][T19513]      do_syscall_64+0xc6/0x1e0
[16956.169897][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16956.169897][T19513] 
[16956.172106][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16956.172106][T19513]      netdev_get_by_index+0x5e/0x80
[16956.172106][T19513]      fib6_nh_init+0x3d8/0x15b0
[16956.172106][T19513]      ip6_route_info_create+0xf18/0x17d0
[16956.172106][T19513]      ip6_route_add+0x1c/0x140
[16956.172106][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16956.172106][T19513]      addrconf_add_dev+0xe2/0x170
[16956.172106][T19513]      inet6_addr_add+0x12f/0xa40
[16956.172106][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16956.172106][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16956.172106][T19513]      netlink_rcv_skb+0x130/0x360
[16956.172106][T19513]      netlink_unicast+0x449/0x710
[16956.172106][T19513]      netlink_sendmsg+0x723/0xbe0
[16956.172106][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16956.172106][T19513]      ___sys_sendmsg+0xee/0x170
[16956.172106][T19513]      __sys_sendmsg+0xcd/0x170
[16956.172106][T19513]      do_syscall_64+0xc6/0x1e0
[16956.172106][T19513] 
[16956.174292][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16956.174292][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16956.174292][T19513]      ipv6_find_idev+0x102/0x170
[16956.174292][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16956.174292][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16956.174292][T19513]      netlink_rcv_skb+0x130/0x360
[16956.174292][T19513]      netlink_unicast+0x449/0x710
[16956.174292][T19513]      netlink_sendmsg+0x723/0xbe0
[16956.174292][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16956.174292][T19513]      ___sys_sendmsg+0xee/0x170
[16956.174292][T19513]      __sys_sendmsg+0xcd/0x170
[16956.174292][T19513]      do_syscall_64+0xc6/0x1e0
[16956.174292][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16956.174292][T19513] 
[16956.175983][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16956.175983][T19513]      neigh_parms_alloc+0x1e5/0x510
[16956.175983][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16956.175983][T19513]      ipv6_find_idev+0x102/0x170
[16956.175983][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16956.175983][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16956.175983][T19513]      netlink_rcv_skb+0x130/0x360
[16956.175983][T19513]      netlink_unicast+0x449/0x710
[16956.175983][T19513]      netlink_sendmsg+0x723/0xbe0
[16956.175983][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16956.175983][T19513]      ___sys_sendmsg+0xee/0x170
[16956.175983][T19513]      __sys_sendmsg+0xcd/0x170
[16956.175983][T19513]      do_syscall_64+0xc6/0x1e0
[16956.175983][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16956.175983][T19513] 
[16966.415083][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16966.415632][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16966.415632][T19513]      netdev_get_by_index+0x5e/0x80
[16966.415632][T19513]      fib6_nh_init+0x3d8/0x15b0
[16966.415632][T19513]      ip6_route_info_create+0xf18/0x17d0
[16966.415632][T19513]      ip6_route_add+0x1c/0x140
[16966.415632][T19513]      addrconf_prefix_route+0x2a6/0x430
[16966.415632][T19513]      inet6_addr_add+0x4f8/0xa40
[16966.415632][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16966.415632][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16966.415632][T19513]      netlink_rcv_skb+0x130/0x360
[16966.415632][T19513]      netlink_unicast+0x449/0x710
[16966.415632][T19513]      netlink_sendmsg+0x723/0xbe0
[16966.415632][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16966.415632][T19513]      ___sys_sendmsg+0xee/0x170
[16966.415632][T19513]      __sys_sendmsg+0xcd/0x170
[16966.415632][T19513]      do_syscall_64+0xc6/0x1e0
[16966.415632][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16966.415632][T19513] 
[16966.417959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16966.417959][T19513]      netdev_get_by_index+0x5e/0x80
[16966.417959][T19513]      fib6_nh_init+0x3d8/0x15b0
[16966.417959][T19513]      ip6_route_info_create+0xf18/0x17d0
[16966.417959][T19513]      addrconf_f6i_alloc+0x315/0x560
[16966.417959][T19513]      ipv6_add_addr+0x411/0x2000
[16966.417959][T19513]      inet6_addr_add+0x30e/0xa40
[16966.417959][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16966.417959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16966.417959][T19513]      netlink_rcv_skb+0x130/0x360
[16966.417959][T19513]      netlink_unicast+0x449/0x710
[16966.417959][T19513]      netlink_sendmsg+0x723/0xbe0
[16966.417959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16966.417959][T19513]      ___sys_sendmsg+0xee/0x170
[16966.417959][T19513]      __sys_sendmsg+0xcd/0x170
[16966.417959][T19513]      do_syscall_64+0xc6/0x1e0
[16966.417959][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16966.417959][T19513] 
[16966.420285][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16966.420285][T19513]      netdev_get_by_index+0x5e/0x80
[16966.420285][T19513]      fib6_nh_init+0x3d8/0x15b0
[16966.420285][T19513]      ip6_route_info_create+0xf18/0x17d0
[16966.420285][T19513]      ip6_route_add+0x1c/0x140
[16966.420285][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16966.420285][T19513]      addrconf_add_dev+0xe2/0x170
[16966.420285][T19513]      inet6_addr_add+0x12f/0xa40
[16966.420285][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16966.420285][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16966.420285][T19513]      netlink_rcv_skb+0x130/0x360
[16966.420285][T19513]      netlink_unicast+0x449/0x710
[16966.420285][T19513]      netlink_sendmsg+0x723/0xbe0
[16966.420285][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16966.420285][T19513]      ___sys_sendmsg+0xee/0x170
[16966.420285][T19513]      __sys_sendmsg+0xcd/0x170
[16966.420285][T19513]      do_syscall_64+0xc6/0x1e0
[16966.420285][T19513] 
[16966.422547][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16966.422547][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16966.422547][T19513]      ipv6_find_idev+0x102/0x170
[16966.422547][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16966.422547][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16966.422547][T19513]      netlink_rcv_skb+0x130/0x360
[16966.422547][T19513]      netlink_unicast+0x449/0x710
[16966.422547][T19513]      netlink_sendmsg+0x723/0xbe0
[16966.422547][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16966.422547][T19513]      ___sys_sendmsg+0xee/0x170
[16966.422547][T19513]      __sys_sendmsg+0xcd/0x170
[16966.422547][T19513]      do_syscall_64+0xc6/0x1e0
[16966.422547][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16966.422547][T19513] 
[16966.424308][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16966.424308][T19513]      neigh_parms_alloc+0x1e5/0x510
[16966.424308][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16966.424308][T19513]      ipv6_find_idev+0x102/0x170
[16966.424308][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16966.424308][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16966.424308][T19513]      netlink_rcv_skb+0x130/0x360
[16966.424308][T19513]      netlink_unicast+0x449/0x710
[16966.424308][T19513]      netlink_sendmsg+0x723/0xbe0
[16966.424308][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16966.424308][T19513]      ___sys_sendmsg+0xee/0x170
[16966.424308][T19513]      __sys_sendmsg+0xcd/0x170
[16966.424308][T19513]      do_syscall_64+0xc6/0x1e0
[16966.424308][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16966.424308][T19513] 
[16976.439163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16976.439622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16976.439622][T19513]      netdev_get_by_index+0x5e/0x80
[16976.439622][T19513]      fib6_nh_init+0x3d8/0x15b0
[16976.439622][T19513]      ip6_route_info_create+0xf18/0x17d0
[16976.439622][T19513]      ip6_route_add+0x1c/0x140
[16976.439622][T19513]      addrconf_prefix_route+0x2a6/0x430
[16976.439622][T19513]      inet6_addr_add+0x4f8/0xa40
[16976.439622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16976.439622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16976.439622][T19513]      netlink_rcv_skb+0x130/0x360
[16976.439622][T19513]      netlink_unicast+0x449/0x710
[16976.439622][T19513]      netlink_sendmsg+0x723/0xbe0
[16976.439622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16976.439622][T19513]      ___sys_sendmsg+0xee/0x170
[16976.439622][T19513]      __sys_sendmsg+0xcd/0x170
[16976.439622][T19513]      do_syscall_64+0xc6/0x1e0
[16976.439622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16976.439622][T19513] 
[16976.441847][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16976.441847][T19513]      netdev_get_by_index+0x5e/0x80
[16976.441847][T19513]      fib6_nh_init+0x3d8/0x15b0
[16976.441847][T19513]      ip6_route_info_create+0xf18/0x17d0
[16976.441847][T19513]      addrconf_f6i_alloc+0x315/0x560
[16976.441847][T19513]      ipv6_add_addr+0x411/0x2000
[16976.441847][T19513]      inet6_addr_add+0x30e/0xa40
[16976.441847][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16976.441847][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16976.441847][T19513]      netlink_rcv_skb+0x130/0x360
[16976.441847][T19513]      netlink_unicast+0x449/0x710
[16976.441847][T19513]      netlink_sendmsg+0x723/0xbe0
[16976.441847][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16976.441847][T19513]      ___sys_sendmsg+0xee/0x170
[16976.441847][T19513]      __sys_sendmsg+0xcd/0x170
[16976.441847][T19513]      do_syscall_64+0xc6/0x1e0
[16976.441847][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16976.441847][T19513] 
[16976.444056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16976.444056][T19513]      netdev_get_by_index+0x5e/0x80
[16976.444056][T19513]      fib6_nh_init+0x3d8/0x15b0
[16976.444056][T19513]      ip6_route_info_create+0xf18/0x17d0
[16976.444056][T19513]      ip6_route_add+0x1c/0x140
[16976.444056][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16976.444056][T19513]      addrconf_add_dev+0xe2/0x170
[16976.444056][T19513]      inet6_addr_add+0x12f/0xa40
[16976.444056][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16976.444056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16976.444056][T19513]      netlink_rcv_skb+0x130/0x360
[16976.444056][T19513]      netlink_unicast+0x449/0x710
[16976.444056][T19513]      netlink_sendmsg+0x723/0xbe0
[16976.444056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16976.444056][T19513]      ___sys_sendmsg+0xee/0x170
[16976.444056][T19513]      __sys_sendmsg+0xcd/0x170
[16976.444056][T19513]      do_syscall_64+0xc6/0x1e0
[16976.444056][T19513] 
[16976.446196][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16976.446196][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16976.446196][T19513]      ipv6_find_idev+0x102/0x170
[16976.446196][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16976.446196][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16976.446196][T19513]      netlink_rcv_skb+0x130/0x360
[16976.446196][T19513]      netlink_unicast+0x449/0x710
[16976.446196][T19513]      netlink_sendmsg+0x723/0xbe0
[16976.446196][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16976.446196][T19513]      ___sys_sendmsg+0xee/0x170
[16976.446196][T19513]      __sys_sendmsg+0xcd/0x170
[16976.446196][T19513]      do_syscall_64+0xc6/0x1e0
[16976.446196][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16976.446196][T19513] 
[16976.448432][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16976.448432][T19513]      neigh_parms_alloc+0x1e5/0x510
[16976.448432][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16976.448432][T19513]      ipv6_find_idev+0x102/0x170
[16976.448432][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16976.448432][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16976.448432][T19513]      netlink_rcv_skb+0x130/0x360
[16976.448432][T19513]      netlink_unicast+0x449/0x710
[16976.448432][T19513]      netlink_sendmsg+0x723/0xbe0
[16976.448432][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16976.448432][T19513]      ___sys_sendmsg+0xee/0x170
[16976.448432][T19513]      __sys_sendmsg+0xcd/0x170
[16976.448432][T19513]      do_syscall_64+0xc6/0x1e0
[16976.448432][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16976.448432][T19513] 
[16986.687121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16986.687586][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16986.687586][T19513]      netdev_get_by_index+0x5e/0x80
[16986.687586][T19513]      fib6_nh_init+0x3d8/0x15b0
[16986.687586][T19513]      ip6_route_info_create+0xf18/0x17d0
[16986.687586][T19513]      ip6_route_add+0x1c/0x140
[16986.687586][T19513]      addrconf_prefix_route+0x2a6/0x430
[16986.687586][T19513]      inet6_addr_add+0x4f8/0xa40
[16986.687586][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16986.687586][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16986.687586][T19513]      netlink_rcv_skb+0x130/0x360
[16986.687586][T19513]      netlink_unicast+0x449/0x710
[16986.687586][T19513]      netlink_sendmsg+0x723/0xbe0
[16986.687586][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16986.687586][T19513]      ___sys_sendmsg+0xee/0x170
[16986.687586][T19513]      __sys_sendmsg+0xcd/0x170
[16986.687586][T19513]      do_syscall_64+0xc6/0x1e0
[16986.687586][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16986.687586][T19513] 
[16986.689923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16986.689923][T19513]      netdev_get_by_index+0x5e/0x80
[16986.689923][T19513]      fib6_nh_init+0x3d8/0x15b0
[16986.689923][T19513]      ip6_route_info_create+0xf18/0x17d0
[16986.689923][T19513]      addrconf_f6i_alloc+0x315/0x560
[16986.689923][T19513]      ipv6_add_addr+0x411/0x2000
[16986.689923][T19513]      inet6_addr_add+0x30e/0xa40
[16986.689923][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16986.689923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16986.689923][T19513]      netlink_rcv_skb+0x130/0x360
[16986.689923][T19513]      netlink_unicast+0x449/0x710
[16986.689923][T19513]      netlink_sendmsg+0x723/0xbe0
[16986.689923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16986.689923][T19513]      ___sys_sendmsg+0xee/0x170
[16986.689923][T19513]      __sys_sendmsg+0xcd/0x170
[16986.689923][T19513]      do_syscall_64+0xc6/0x1e0
[16986.689923][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16986.689923][T19513] 
[16986.692126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16986.692126][T19513]      netdev_get_by_index+0x5e/0x80
[16986.692126][T19513]      fib6_nh_init+0x3d8/0x15b0
[16986.692126][T19513]      ip6_route_info_create+0xf18/0x17d0
[16986.692126][T19513]      ip6_route_add+0x1c/0x140
[16986.692126][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16986.692126][T19513]      addrconf_add_dev+0xe2/0x170
[16986.692126][T19513]      inet6_addr_add+0x12f/0xa40
[16986.692126][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16986.692126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16986.692126][T19513]      netlink_rcv_skb+0x130/0x360
[16986.692126][T19513]      netlink_unicast+0x449/0x710
[16986.692126][T19513]      netlink_sendmsg+0x723/0xbe0
[16986.692126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16986.692126][T19513]      ___sys_sendmsg+0xee/0x170
[16986.692126][T19513]      __sys_sendmsg+0xcd/0x170
[16986.692126][T19513]      do_syscall_64+0xc6/0x1e0
[16986.692126][T19513] 
[16986.694693][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16986.694693][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16986.694693][T19513]      ipv6_find_idev+0x102/0x170
[16986.694693][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16986.694693][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16986.694693][T19513]      netlink_rcv_skb+0x130/0x360
[16986.694693][T19513]      netlink_unicast+0x449/0x710
[16986.694693][T19513]      netlink_sendmsg+0x723/0xbe0
[16986.694693][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16986.694693][T19513]      ___sys_sendmsg+0xee/0x170
[16986.694693][T19513]      __sys_sendmsg+0xcd/0x170
[16986.694693][T19513]      do_syscall_64+0xc6/0x1e0
[16986.694693][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16986.694693][T19513] 
[16986.696742][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16986.696742][T19513]      neigh_parms_alloc+0x1e5/0x510
[16986.696742][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16986.696742][T19513]      ipv6_find_idev+0x102/0x170
[16986.696742][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16986.696742][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16986.696742][T19513]      netlink_rcv_skb+0x130/0x360
[16986.696742][T19513]      netlink_unicast+0x449/0x710
[16986.696742][T19513]      netlink_sendmsg+0x723/0xbe0
[16986.696742][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16986.696742][T19513]      ___sys_sendmsg+0xee/0x170
[16986.696742][T19513]      __sys_sendmsg+0xcd/0x170
[16986.696742][T19513]      do_syscall_64+0xc6/0x1e0
[16986.696742][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16986.696742][T19513] 
[16996.935185][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[16996.935636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16996.935636][T19513]      netdev_get_by_index+0x5e/0x80
[16996.935636][T19513]      fib6_nh_init+0x3d8/0x15b0
[16996.935636][T19513]      ip6_route_info_create+0xf18/0x17d0
[16996.935636][T19513]      ip6_route_add+0x1c/0x140
[16996.935636][T19513]      addrconf_prefix_route+0x2a6/0x430
[16996.935636][T19513]      inet6_addr_add+0x4f8/0xa40
[16996.935636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16996.935636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16996.935636][T19513]      netlink_rcv_skb+0x130/0x360
[16996.935636][T19513]      netlink_unicast+0x449/0x710
[16996.935636][T19513]      netlink_sendmsg+0x723/0xbe0
[16996.935636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16996.935636][T19513]      ___sys_sendmsg+0xee/0x170
[16996.935636][T19513]      __sys_sendmsg+0xcd/0x170
[16996.935636][T19513]      do_syscall_64+0xc6/0x1e0
[16996.935636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16996.935636][T19513] 
[16996.938001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16996.938001][T19513]      netdev_get_by_index+0x5e/0x80
[16996.938001][T19513]      fib6_nh_init+0x3d8/0x15b0
[16996.938001][T19513]      ip6_route_info_create+0xf18/0x17d0
[16996.938001][T19513]      addrconf_f6i_alloc+0x315/0x560
[16996.938001][T19513]      ipv6_add_addr+0x411/0x2000
[16996.938001][T19513]      inet6_addr_add+0x30e/0xa40
[16996.938001][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16996.938001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16996.938001][T19513]      netlink_rcv_skb+0x130/0x360
[16996.938001][T19513]      netlink_unicast+0x449/0x710
[16996.938001][T19513]      netlink_sendmsg+0x723/0xbe0
[16996.938001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16996.938001][T19513]      ___sys_sendmsg+0xee/0x170
[16996.938001][T19513]      __sys_sendmsg+0xcd/0x170
[16996.938001][T19513]      do_syscall_64+0xc6/0x1e0
[16996.938001][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16996.938001][T19513] 
[16996.940377][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16996.940377][T19513]      netdev_get_by_index+0x5e/0x80
[16996.940377][T19513]      fib6_nh_init+0x3d8/0x15b0
[16996.940377][T19513]      ip6_route_info_create+0xf18/0x17d0
[16996.940377][T19513]      ip6_route_add+0x1c/0x140
[16996.940377][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[16996.940377][T19513]      addrconf_add_dev+0xe2/0x170
[16996.940377][T19513]      inet6_addr_add+0x12f/0xa40
[16996.940377][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[16996.940377][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16996.940377][T19513]      netlink_rcv_skb+0x130/0x360
[16996.940377][T19513]      netlink_unicast+0x449/0x710
[16996.940377][T19513]      netlink_sendmsg+0x723/0xbe0
[16996.940377][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16996.940377][T19513]      ___sys_sendmsg+0xee/0x170
[16996.940377][T19513]      __sys_sendmsg+0xcd/0x170
[16996.940377][T19513]      do_syscall_64+0xc6/0x1e0
[16996.940377][T19513] 
[16996.942786][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16996.942786][T19513]      ipv6_add_dev+0x3b9/0x11c0
[16996.942786][T19513]      ipv6_find_idev+0x102/0x170
[16996.942786][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16996.942786][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16996.942786][T19513]      netlink_rcv_skb+0x130/0x360
[16996.942786][T19513]      netlink_unicast+0x449/0x710
[16996.942786][T19513]      netlink_sendmsg+0x723/0xbe0
[16996.942786][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16996.942786][T19513]      ___sys_sendmsg+0xee/0x170
[16996.942786][T19513]      __sys_sendmsg+0xcd/0x170
[16996.942786][T19513]      do_syscall_64+0xc6/0x1e0
[16996.942786][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16996.942786][T19513] 
[16996.944645][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[16996.944645][T19513]      neigh_parms_alloc+0x1e5/0x510
[16996.944645][T19513]      ipv6_add_dev+0x2fd/0x11c0
[16996.944645][T19513]      ipv6_find_idev+0x102/0x170
[16996.944645][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[16996.944645][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[16996.944645][T19513]      netlink_rcv_skb+0x130/0x360
[16996.944645][T19513]      netlink_unicast+0x449/0x710
[16996.944645][T19513]      netlink_sendmsg+0x723/0xbe0
[16996.944645][T19513]      ____sys_sendmsg+0x7b2/0xa10
[16996.944645][T19513]      ___sys_sendmsg+0xee/0x170
[16996.944645][T19513]      __sys_sendmsg+0xcd/0x170
[16996.944645][T19513]      do_syscall_64+0xc6/0x1e0
[16996.944645][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[16996.944645][T19513] 
[17007.183132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17007.183550][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17007.183550][T19513]      netdev_get_by_index+0x5e/0x80
[17007.183550][T19513]      fib6_nh_init+0x3d8/0x15b0
[17007.183550][T19513]      ip6_route_info_create+0xf18/0x17d0
[17007.183550][T19513]      ip6_route_add+0x1c/0x140
[17007.183550][T19513]      addrconf_prefix_route+0x2a6/0x430
[17007.183550][T19513]      inet6_addr_add+0x4f8/0xa40
[17007.183550][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17007.183550][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17007.183550][T19513]      netlink_rcv_skb+0x130/0x360
[17007.183550][T19513]      netlink_unicast+0x449/0x710
[17007.183550][T19513]      netlink_sendmsg+0x723/0xbe0
[17007.183550][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17007.183550][T19513]      ___sys_sendmsg+0xee/0x170
[17007.183550][T19513]      __sys_sendmsg+0xcd/0x170
[17007.183550][T19513]      do_syscall_64+0xc6/0x1e0
[17007.183550][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17007.183550][T19513] 
[17007.185800][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17007.185800][T19513]      netdev_get_by_index+0x5e/0x80
[17007.185800][T19513]      fib6_nh_init+0x3d8/0x15b0
[17007.185800][T19513]      ip6_route_info_create+0xf18/0x17d0
[17007.185800][T19513]      addrconf_f6i_alloc+0x315/0x560
[17007.185800][T19513]      ipv6_add_addr+0x411/0x2000
[17007.185800][T19513]      inet6_addr_add+0x30e/0xa40
[17007.185800][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17007.185800][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17007.185800][T19513]      netlink_rcv_skb+0x130/0x360
[17007.185800][T19513]      netlink_unicast+0x449/0x710
[17007.185800][T19513]      netlink_sendmsg+0x723/0xbe0
[17007.185800][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17007.185800][T19513]      ___sys_sendmsg+0xee/0x170
[17007.185800][T19513]      __sys_sendmsg+0xcd/0x170
[17007.185800][T19513]      do_syscall_64+0xc6/0x1e0
[17007.185800][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17007.185800][T19513] 
[17007.187999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17007.187999][T19513]      netdev_get_by_index+0x5e/0x80
[17007.187999][T19513]      fib6_nh_init+0x3d8/0x15b0
[17007.187999][T19513]      ip6_route_info_create+0xf18/0x17d0
[17007.187999][T19513]      ip6_route_add+0x1c/0x140
[17007.187999][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17007.187999][T19513]      addrconf_add_dev+0xe2/0x170
[17007.187999][T19513]      inet6_addr_add+0x12f/0xa40
[17007.187999][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17007.187999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17007.187999][T19513]      netlink_rcv_skb+0x130/0x360
[17007.187999][T19513]      netlink_unicast+0x449/0x710
[17007.187999][T19513]      netlink_sendmsg+0x723/0xbe0
[17007.187999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17007.187999][T19513]      ___sys_sendmsg+0xee/0x170
[17007.187999][T19513]      __sys_sendmsg+0xcd/0x170
[17007.187999][T19513]      do_syscall_64+0xc6/0x1e0
[17007.187999][T19513] 
[17007.190217][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17007.190217][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17007.190217][T19513]      ipv6_find_idev+0x102/0x170
[17007.190217][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17007.190217][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17007.190217][T19513]      netlink_rcv_skb+0x130/0x360
[17007.190217][T19513]      netlink_unicast+0x449/0x710
[17007.190217][T19513]      netlink_sendmsg+0x723/0xbe0
[17007.190217][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17007.190217][T19513]      ___sys_sendmsg+0xee/0x170
[17007.190217][T19513]      __sys_sendmsg+0xcd/0x170
[17007.190217][T19513]      do_syscall_64+0xc6/0x1e0
[17007.190217][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17007.190217][T19513] 
[17007.191886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17007.191886][T19513]      neigh_parms_alloc+0x1e5/0x510
[17007.191886][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17007.191886][T19513]      ipv6_find_idev+0x102/0x170
[17007.191886][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17007.191886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17007.191886][T19513]      netlink_rcv_skb+0x130/0x360
[17007.191886][T19513]      netlink_unicast+0x449/0x710
[17007.191886][T19513]      netlink_sendmsg+0x723/0xbe0
[17007.191886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17007.191886][T19513]      ___sys_sendmsg+0xee/0x170
[17007.191886][T19513]      __sys_sendmsg+0xcd/0x170
[17007.191886][T19513]      do_syscall_64+0xc6/0x1e0
[17007.191886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17007.191886][T19513] 
[17017.431119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17017.431545][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17017.431545][T19513]      netdev_get_by_index+0x5e/0x80
[17017.431545][T19513]      fib6_nh_init+0x3d8/0x15b0
[17017.431545][T19513]      ip6_route_info_create+0xf18/0x17d0
[17017.431545][T19513]      ip6_route_add+0x1c/0x140
[17017.431545][T19513]      addrconf_prefix_route+0x2a6/0x430
[17017.431545][T19513]      inet6_addr_add+0x4f8/0xa40
[17017.431545][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17017.431545][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17017.431545][T19513]      netlink_rcv_skb+0x130/0x360
[17017.431545][T19513]      netlink_unicast+0x449/0x710
[17017.431545][T19513]      netlink_sendmsg+0x723/0xbe0
[17017.431545][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17017.431545][T19513]      ___sys_sendmsg+0xee/0x170
[17017.431545][T19513]      __sys_sendmsg+0xcd/0x170
[17017.431545][T19513]      do_syscall_64+0xc6/0x1e0
[17017.431545][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17017.431545][T19513] 
[17017.433795][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17017.433795][T19513]      netdev_get_by_index+0x5e/0x80
[17017.433795][T19513]      fib6_nh_init+0x3d8/0x15b0
[17017.433795][T19513]      ip6_route_info_create+0xf18/0x17d0
[17017.433795][T19513]      addrconf_f6i_alloc+0x315/0x560
[17017.433795][T19513]      ipv6_add_addr+0x411/0x2000
[17017.433795][T19513]      inet6_addr_add+0x30e/0xa40
[17017.433795][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17017.433795][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17017.433795][T19513]      netlink_rcv_skb+0x130/0x360
[17017.433795][T19513]      netlink_unicast+0x449/0x710
[17017.433795][T19513]      netlink_sendmsg+0x723/0xbe0
[17017.433795][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17017.433795][T19513]      ___sys_sendmsg+0xee/0x170
[17017.433795][T19513]      __sys_sendmsg+0xcd/0x170
[17017.433795][T19513]      do_syscall_64+0xc6/0x1e0
[17017.433795][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17017.433795][T19513] 
[17017.436035][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17017.436035][T19513]      netdev_get_by_index+0x5e/0x80
[17017.436035][T19513]      fib6_nh_init+0x3d8/0x15b0
[17017.436035][T19513]      ip6_route_info_create+0xf18/0x17d0
[17017.436035][T19513]      ip6_route_add+0x1c/0x140
[17017.436035][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17017.436035][T19513]      addrconf_add_dev+0xe2/0x170
[17017.436035][T19513]      inet6_addr_add+0x12f/0xa40
[17017.436035][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17017.436035][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17017.436035][T19513]      netlink_rcv_skb+0x130/0x360
[17017.436035][T19513]      netlink_unicast+0x449/0x710
[17017.436035][T19513]      netlink_sendmsg+0x723/0xbe0
[17017.436035][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17017.436035][T19513]      ___sys_sendmsg+0xee/0x170
[17017.436035][T19513]      __sys_sendmsg+0xcd/0x170
[17017.436035][T19513]      do_syscall_64+0xc6/0x1e0
[17017.436035][T19513] 
[17017.438227][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17017.438227][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17017.438227][T19513]      ipv6_find_idev+0x102/0x170
[17017.438227][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17017.438227][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17017.438227][T19513]      netlink_rcv_skb+0x130/0x360
[17017.438227][T19513]      netlink_unicast+0x449/0x710
[17017.438227][T19513]      netlink_sendmsg+0x723/0xbe0
[17017.438227][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17017.438227][T19513]      ___sys_sendmsg+0xee/0x170
[17017.438227][T19513]      __sys_sendmsg+0xcd/0x170
[17017.438227][T19513]      do_syscall_64+0xc6/0x1e0
[17017.438227][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17017.438227][T19513] 
[17017.439956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17017.439956][T19513]      neigh_parms_alloc+0x1e5/0x510
[17017.439956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17017.439956][T19513]      ipv6_find_idev+0x102/0x170
[17017.439956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17017.439956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17017.439956][T19513]      netlink_rcv_skb+0x130/0x360
[17017.439956][T19513]      netlink_unicast+0x449/0x710
[17017.439956][T19513]      netlink_sendmsg+0x723/0xbe0
[17017.439956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17017.439956][T19513]      ___sys_sendmsg+0xee/0x170
[17017.439956][T19513]      __sys_sendmsg+0xcd/0x170
[17017.439956][T19513]      do_syscall_64+0xc6/0x1e0
[17017.439956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17017.439956][T19513] 
[17027.679205][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17027.679787][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17027.679787][T19513]      netdev_get_by_index+0x5e/0x80
[17027.679787][T19513]      fib6_nh_init+0x3d8/0x15b0
[17027.679787][T19513]      ip6_route_info_create+0xf18/0x17d0
[17027.679787][T19513]      ip6_route_add+0x1c/0x140
[17027.679787][T19513]      addrconf_prefix_route+0x2a6/0x430
[17027.679787][T19513]      inet6_addr_add+0x4f8/0xa40
[17027.679787][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17027.679787][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17027.679787][T19513]      netlink_rcv_skb+0x130/0x360
[17027.679787][T19513]      netlink_unicast+0x449/0x710
[17027.679787][T19513]      netlink_sendmsg+0x723/0xbe0
[17027.679787][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17027.679787][T19513]      ___sys_sendmsg+0xee/0x170
[17027.679787][T19513]      __sys_sendmsg+0xcd/0x170
[17027.679787][T19513]      do_syscall_64+0xc6/0x1e0
[17027.679787][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17027.679787][T19513] 
[17027.682055][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17027.682055][T19513]      netdev_get_by_index+0x5e/0x80
[17027.682055][T19513]      fib6_nh_init+0x3d8/0x15b0
[17027.682055][T19513]      ip6_route_info_create+0xf18/0x17d0
[17027.682055][T19513]      addrconf_f6i_alloc+0x315/0x560
[17027.682055][T19513]      ipv6_add_addr+0x411/0x2000
[17027.682055][T19513]      inet6_addr_add+0x30e/0xa40
[17027.682055][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17027.682055][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17027.682055][T19513]      netlink_rcv_skb+0x130/0x360
[17027.682055][T19513]      netlink_unicast+0x449/0x710
[17027.682055][T19513]      netlink_sendmsg+0x723/0xbe0
[17027.682055][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17027.682055][T19513]      ___sys_sendmsg+0xee/0x170
[17027.682055][T19513]      __sys_sendmsg+0xcd/0x170
[17027.682055][T19513]      do_syscall_64+0xc6/0x1e0
[17027.682055][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17027.682055][T19513] 
[17027.684191][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17027.684191][T19513]      netdev_get_by_index+0x5e/0x80
[17027.684191][T19513]      fib6_nh_init+0x3d8/0x15b0
[17027.684191][T19513]      ip6_route_info_create+0xf18/0x17d0
[17027.684191][T19513]      ip6_route_add+0x1c/0x140
[17027.684191][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17027.684191][T19513]      addrconf_add_dev+0xe2/0x170
[17027.684191][T19513]      inet6_addr_add+0x12f/0xa40
[17027.684191][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17027.684191][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17027.684191][T19513]      netlink_rcv_skb+0x130/0x360
[17027.684191][T19513]      netlink_unicast+0x449/0x710
[17027.684191][T19513]      netlink_sendmsg+0x723/0xbe0
[17027.684191][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17027.684191][T19513]      ___sys_sendmsg+0xee/0x170
[17027.684191][T19513]      __sys_sendmsg+0xcd/0x170
[17027.684191][T19513]      do_syscall_64+0xc6/0x1e0
[17027.684191][T19513] 
[17027.686318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17027.686318][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17027.686318][T19513]      ipv6_find_idev+0x102/0x170
[17027.686318][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17027.686318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17027.686318][T19513]      netlink_rcv_skb+0x130/0x360
[17027.686318][T19513]      netlink_unicast+0x449/0x710
[17027.686318][T19513]      netlink_sendmsg+0x723/0xbe0
[17027.686318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17027.686318][T19513]      ___sys_sendmsg+0xee/0x170
[17027.686318][T19513]      __sys_sendmsg+0xcd/0x170
[17027.686318][T19513]      do_syscall_64+0xc6/0x1e0
[17027.686318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17027.686318][T19513] 
[17027.687916][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17027.687916][T19513]      neigh_parms_alloc+0x1e5/0x510
[17027.687916][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17027.687916][T19513]      ipv6_find_idev+0x102/0x170
[17027.687916][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17027.687916][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17027.687916][T19513]      netlink_rcv_skb+0x130/0x360
[17027.687916][T19513]      netlink_unicast+0x449/0x710
[17027.687916][T19513]      netlink_sendmsg+0x723/0xbe0
[17027.687916][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17027.687916][T19513]      ___sys_sendmsg+0xee/0x170
[17027.687916][T19513]      __sys_sendmsg+0xcd/0x170
[17027.687916][T19513]      do_syscall_64+0xc6/0x1e0
[17027.687916][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17027.687916][T19513] 
[17037.751138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17037.751565][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17037.751565][T19513]      netdev_get_by_index+0x5e/0x80
[17037.751565][T19513]      fib6_nh_init+0x3d8/0x15b0
[17037.751565][T19513]      ip6_route_info_create+0xf18/0x17d0
[17037.751565][T19513]      ip6_route_add+0x1c/0x140
[17037.751565][T19513]      addrconf_prefix_route+0x2a6/0x430
[17037.751565][T19513]      inet6_addr_add+0x4f8/0xa40
[17037.751565][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17037.751565][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17037.751565][T19513]      netlink_rcv_skb+0x130/0x360
[17037.751565][T19513]      netlink_unicast+0x449/0x710
[17037.751565][T19513]      netlink_sendmsg+0x723/0xbe0
[17037.751565][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17037.751565][T19513]      ___sys_sendmsg+0xee/0x170
[17037.751565][T19513]      __sys_sendmsg+0xcd/0x170
[17037.751565][T19513]      do_syscall_64+0xc6/0x1e0
[17037.751565][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17037.751565][T19513] 
[17037.753821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17037.753821][T19513]      netdev_get_by_index+0x5e/0x80
[17037.753821][T19513]      fib6_nh_init+0x3d8/0x15b0
[17037.753821][T19513]      ip6_route_info_create+0xf18/0x17d0
[17037.753821][T19513]      addrconf_f6i_alloc+0x315/0x560
[17037.753821][T19513]      ipv6_add_addr+0x411/0x2000
[17037.753821][T19513]      inet6_addr_add+0x30e/0xa40
[17037.753821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17037.753821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17037.753821][T19513]      netlink_rcv_skb+0x130/0x360
[17037.753821][T19513]      netlink_unicast+0x449/0x710
[17037.753821][T19513]      netlink_sendmsg+0x723/0xbe0
[17037.753821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17037.753821][T19513]      ___sys_sendmsg+0xee/0x170
[17037.753821][T19513]      __sys_sendmsg+0xcd/0x170
[17037.753821][T19513]      do_syscall_64+0xc6/0x1e0
[17037.753821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17037.753821][T19513] 
[17037.756039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17037.756039][T19513]      netdev_get_by_index+0x5e/0x80
[17037.756039][T19513]      fib6_nh_init+0x3d8/0x15b0
[17037.756039][T19513]      ip6_route_info_create+0xf18/0x17d0
[17037.756039][T19513]      ip6_route_add+0x1c/0x140
[17037.756039][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17037.756039][T19513]      addrconf_add_dev+0xe2/0x170
[17037.756039][T19513]      inet6_addr_add+0x12f/0xa40
[17037.756039][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17037.756039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17037.756039][T19513]      netlink_rcv_skb+0x130/0x360
[17037.756039][T19513]      netlink_unicast+0x449/0x710
[17037.756039][T19513]      netlink_sendmsg+0x723/0xbe0
[17037.756039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17037.756039][T19513]      ___sys_sendmsg+0xee/0x170
[17037.756039][T19513]      __sys_sendmsg+0xcd/0x170
[17037.756039][T19513]      do_syscall_64+0xc6/0x1e0
[17037.756039][T19513] 
[17037.758231][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17037.758231][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17037.758231][T19513]      ipv6_find_idev+0x102/0x170
[17037.758231][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17037.758231][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17037.758231][T19513]      netlink_rcv_skb+0x130/0x360
[17037.758231][T19513]      netlink_unicast+0x449/0x710
[17037.758231][T19513]      netlink_sendmsg+0x723/0xbe0
[17037.758231][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17037.758231][T19513]      ___sys_sendmsg+0xee/0x170
[17037.758231][T19513]      __sys_sendmsg+0xcd/0x170
[17037.758231][T19513]      do_syscall_64+0xc6/0x1e0
[17037.758231][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17037.758231][T19513] 
[17037.759961][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17037.759961][T19513]      neigh_parms_alloc+0x1e5/0x510
[17037.759961][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17037.759961][T19513]      ipv6_find_idev+0x102/0x170
[17037.759961][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17037.759961][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17037.759961][T19513]      netlink_rcv_skb+0x130/0x360
[17037.759961][T19513]      netlink_unicast+0x449/0x710
[17037.759961][T19513]      netlink_sendmsg+0x723/0xbe0
[17037.759961][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17037.759961][T19513]      ___sys_sendmsg+0xee/0x170
[17037.759961][T19513]      __sys_sendmsg+0xcd/0x170
[17037.759961][T19513]      do_syscall_64+0xc6/0x1e0
[17037.759961][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17037.759961][T19513] 
[17047.999228][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17047.999802][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17047.999802][T19513]      netdev_get_by_index+0x5e/0x80
[17047.999802][T19513]      fib6_nh_init+0x3d8/0x15b0
[17047.999802][T19513]      ip6_route_info_create+0xf18/0x17d0
[17047.999802][T19513]      ip6_route_add+0x1c/0x140
[17047.999802][T19513]      addrconf_prefix_route+0x2a6/0x430
[17047.999802][T19513]      inet6_addr_add+0x4f8/0xa40
[17047.999802][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17047.999802][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17047.999802][T19513]      netlink_rcv_skb+0x130/0x360
[17047.999802][T19513]      netlink_unicast+0x449/0x710
[17047.999802][T19513]      netlink_sendmsg+0x723/0xbe0
[17047.999802][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17047.999802][T19513]      ___sys_sendmsg+0xee/0x170
[17047.999802][T19513]      __sys_sendmsg+0xcd/0x170
[17047.999802][T19513]      do_syscall_64+0xc6/0x1e0
[17047.999802][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17047.999802][T19513] 
[17048.001982][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17048.001982][T19513]      netdev_get_by_index+0x5e/0x80
[17048.001982][T19513]      fib6_nh_init+0x3d8/0x15b0
[17048.001982][T19513]      ip6_route_info_create+0xf18/0x17d0
[17048.001982][T19513]      addrconf_f6i_alloc+0x315/0x560
[17048.001982][T19513]      ipv6_add_addr+0x411/0x2000
[17048.001982][T19513]      inet6_addr_add+0x30e/0xa40
[17048.001982][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17048.001982][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17048.001982][T19513]      netlink_rcv_skb+0x130/0x360
[17048.001982][T19513]      netlink_unicast+0x449/0x710
[17048.001982][T19513]      netlink_sendmsg+0x723/0xbe0
[17048.001982][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17048.001982][T19513]      ___sys_sendmsg+0xee/0x170
[17048.001982][T19513]      __sys_sendmsg+0xcd/0x170
[17048.001982][T19513]      do_syscall_64+0xc6/0x1e0
[17048.001982][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17048.001982][T19513] 
[17048.004596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17048.004596][T19513]      netdev_get_by_index+0x5e/0x80
[17048.004596][T19513]      fib6_nh_init+0x3d8/0x15b0
[17048.004596][T19513]      ip6_route_info_create+0xf18/0x17d0
[17048.004596][T19513]      ip6_route_add+0x1c/0x140
[17048.004596][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17048.004596][T19513]      addrconf_add_dev+0xe2/0x170
[17048.004596][T19513]      inet6_addr_add+0x12f/0xa40
[17048.004596][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17048.004596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17048.004596][T19513]      netlink_rcv_skb+0x130/0x360
[17048.004596][T19513]      netlink_unicast+0x449/0x710
[17048.004596][T19513]      netlink_sendmsg+0x723/0xbe0
[17048.004596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17048.004596][T19513]      ___sys_sendmsg+0xee/0x170
[17048.004596][T19513]      __sys_sendmsg+0xcd/0x170
[17048.004596][T19513]      do_syscall_64+0xc6/0x1e0
[17048.004596][T19513] 
[17048.006703][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17048.006703][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17048.006703][T19513]      ipv6_find_idev+0x102/0x170
[17048.006703][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17048.006703][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17048.006703][T19513]      netlink_rcv_skb+0x130/0x360
[17048.006703][T19513]      netlink_unicast+0x449/0x710
[17048.006703][T19513]      netlink_sendmsg+0x723/0xbe0
[17048.006703][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17048.006703][T19513]      ___sys_sendmsg+0xee/0x170
[17048.006703][T19513]      __sys_sendmsg+0xcd/0x170
[17048.006703][T19513]      do_syscall_64+0xc6/0x1e0
[17048.006703][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17048.006703][T19513] 
[17048.008307][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17048.008307][T19513]      neigh_parms_alloc+0x1e5/0x510
[17048.008307][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17048.008307][T19513]      ipv6_find_idev+0x102/0x170
[17048.008307][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17048.008307][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17048.008307][T19513]      netlink_rcv_skb+0x130/0x360
[17048.008307][T19513]      netlink_unicast+0x449/0x710
[17048.008307][T19513]      netlink_sendmsg+0x723/0xbe0
[17048.008307][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17048.008307][T19513]      ___sys_sendmsg+0xee/0x170
[17048.008307][T19513]      __sys_sendmsg+0xcd/0x170
[17048.008307][T19513]      do_syscall_64+0xc6/0x1e0
[17048.008307][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17048.008307][T19513] 
[17058.247133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17058.247603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17058.247603][T19513]      netdev_get_by_index+0x5e/0x80
[17058.247603][T19513]      fib6_nh_init+0x3d8/0x15b0
[17058.247603][T19513]      ip6_route_info_create+0xf18/0x17d0
[17058.247603][T19513]      ip6_route_add+0x1c/0x140
[17058.247603][T19513]      addrconf_prefix_route+0x2a6/0x430
[17058.247603][T19513]      inet6_addr_add+0x4f8/0xa40
[17058.247603][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17058.247603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17058.247603][T19513]      netlink_rcv_skb+0x130/0x360
[17058.247603][T19513]      netlink_unicast+0x449/0x710
[17058.247603][T19513]      netlink_sendmsg+0x723/0xbe0
[17058.247603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17058.247603][T19513]      ___sys_sendmsg+0xee/0x170
[17058.247603][T19513]      __sys_sendmsg+0xcd/0x170
[17058.247603][T19513]      do_syscall_64+0xc6/0x1e0
[17058.247603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17058.247603][T19513] 
[17058.249852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17058.249852][T19513]      netdev_get_by_index+0x5e/0x80
[17058.249852][T19513]      fib6_nh_init+0x3d8/0x15b0
[17058.249852][T19513]      ip6_route_info_create+0xf18/0x17d0
[17058.249852][T19513]      addrconf_f6i_alloc+0x315/0x560
[17058.249852][T19513]      ipv6_add_addr+0x411/0x2000
[17058.249852][T19513]      inet6_addr_add+0x30e/0xa40
[17058.249852][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17058.249852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17058.249852][T19513]      netlink_rcv_skb+0x130/0x360
[17058.249852][T19513]      netlink_unicast+0x449/0x710
[17058.249852][T19513]      netlink_sendmsg+0x723/0xbe0
[17058.249852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17058.249852][T19513]      ___sys_sendmsg+0xee/0x170
[17058.249852][T19513]      __sys_sendmsg+0xcd/0x170
[17058.249852][T19513]      do_syscall_64+0xc6/0x1e0
[17058.249852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17058.249852][T19513] 
[17058.252058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17058.252058][T19513]      netdev_get_by_index+0x5e/0x80
[17058.252058][T19513]      fib6_nh_init+0x3d8/0x15b0
[17058.252058][T19513]      ip6_route_info_create+0xf18/0x17d0
[17058.252058][T19513]      ip6_route_add+0x1c/0x140
[17058.252058][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17058.252058][T19513]      addrconf_add_dev+0xe2/0x170
[17058.252058][T19513]      inet6_addr_add+0x12f/0xa40
[17058.252058][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17058.252058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17058.252058][T19513]      netlink_rcv_skb+0x130/0x360
[17058.252058][T19513]      netlink_unicast+0x449/0x710
[17058.252058][T19513]      netlink_sendmsg+0x723/0xbe0
[17058.252058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17058.252058][T19513]      ___sys_sendmsg+0xee/0x170
[17058.252058][T19513]      __sys_sendmsg+0xcd/0x170
[17058.252058][T19513]      do_syscall_64+0xc6/0x1e0
[17058.252058][T19513] 
[17058.254221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17058.254221][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17058.254221][T19513]      ipv6_find_idev+0x102/0x170
[17058.254221][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17058.254221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17058.254221][T19513]      netlink_rcv_skb+0x130/0x360
[17058.254221][T19513]      netlink_unicast+0x449/0x710
[17058.254221][T19513]      netlink_sendmsg+0x723/0xbe0
[17058.254221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17058.254221][T19513]      ___sys_sendmsg+0xee/0x170
[17058.254221][T19513]      __sys_sendmsg+0xcd/0x170
[17058.254221][T19513]      do_syscall_64+0xc6/0x1e0
[17058.254221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17058.254221][T19513] 
[17058.255910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17058.255910][T19513]      neigh_parms_alloc+0x1e5/0x510
[17058.255910][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17058.255910][T19513]      ipv6_find_idev+0x102/0x170
[17058.255910][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17058.255910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17058.255910][T19513]      netlink_rcv_skb+0x130/0x360
[17058.255910][T19513]      netlink_unicast+0x449/0x710
[17058.255910][T19513]      netlink_sendmsg+0x723/0xbe0
[17058.255910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17058.255910][T19513]      ___sys_sendmsg+0xee/0x170
[17058.255910][T19513]      __sys_sendmsg+0xcd/0x170
[17058.255910][T19513]      do_syscall_64+0xc6/0x1e0
[17058.255910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17058.255910][T19513] 
[17068.495290][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17068.495894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17068.495894][T19513]      netdev_get_by_index+0x5e/0x80
[17068.495894][T19513]      fib6_nh_init+0x3d8/0x15b0
[17068.495894][T19513]      ip6_route_info_create+0xf18/0x17d0
[17068.495894][T19513]      ip6_route_add+0x1c/0x140
[17068.495894][T19513]      addrconf_prefix_route+0x2a6/0x430
[17068.495894][T19513]      inet6_addr_add+0x4f8/0xa40
[17068.495894][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17068.495894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17068.495894][T19513]      netlink_rcv_skb+0x130/0x360
[17068.495894][T19513]      netlink_unicast+0x449/0x710
[17068.495894][T19513]      netlink_sendmsg+0x723/0xbe0
[17068.495894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17068.495894][T19513]      ___sys_sendmsg+0xee/0x170
[17068.495894][T19513]      __sys_sendmsg+0xcd/0x170
[17068.495894][T19513]      do_syscall_64+0xc6/0x1e0
[17068.495894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17068.495894][T19513] 
[17068.498186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17068.498186][T19513]      netdev_get_by_index+0x5e/0x80
[17068.498186][T19513]      fib6_nh_init+0x3d8/0x15b0
[17068.498186][T19513]      ip6_route_info_create+0xf18/0x17d0
[17068.498186][T19513]      addrconf_f6i_alloc+0x315/0x560
[17068.498186][T19513]      ipv6_add_addr+0x411/0x2000
[17068.498186][T19513]      inet6_addr_add+0x30e/0xa40
[17068.498186][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17068.498186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17068.498186][T19513]      netlink_rcv_skb+0x130/0x360
[17068.498186][T19513]      netlink_unicast+0x449/0x710
[17068.498186][T19513]      netlink_sendmsg+0x723/0xbe0
[17068.498186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17068.498186][T19513]      ___sys_sendmsg+0xee/0x170
[17068.498186][T19513]      __sys_sendmsg+0xcd/0x170
[17068.498186][T19513]      do_syscall_64+0xc6/0x1e0
[17068.498186][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17068.498186][T19513] 
[17068.500510][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17068.500510][T19513]      netdev_get_by_index+0x5e/0x80
[17068.500510][T19513]      fib6_nh_init+0x3d8/0x15b0
[17068.500510][T19513]      ip6_route_info_create+0xf18/0x17d0
[17068.500510][T19513]      ip6_route_add+0x1c/0x140
[17068.500510][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17068.500510][T19513]      addrconf_add_dev+0xe2/0x170
[17068.500510][T19513]      inet6_addr_add+0x12f/0xa40
[17068.500510][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17068.500510][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17068.500510][T19513]      netlink_rcv_skb+0x130/0x360
[17068.500510][T19513]      netlink_unicast+0x449/0x710
[17068.500510][T19513]      netlink_sendmsg+0x723/0xbe0
[17068.500510][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17068.500510][T19513]      ___sys_sendmsg+0xee/0x170
[17068.500510][T19513]      __sys_sendmsg+0xcd/0x170
[17068.500510][T19513]      do_syscall_64+0xc6/0x1e0
[17068.500510][T19513] 
[17068.502677][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17068.502677][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17068.502677][T19513]      ipv6_find_idev+0x102/0x170
[17068.502677][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17068.502677][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17068.502677][T19513]      netlink_rcv_skb+0x130/0x360
[17068.502677][T19513]      netlink_unicast+0x449/0x710
[17068.502677][T19513]      netlink_sendmsg+0x723/0xbe0
[17068.502677][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17068.502677][T19513]      ___sys_sendmsg+0xee/0x170
[17068.502677][T19513]      __sys_sendmsg+0xcd/0x170
[17068.502677][T19513]      do_syscall_64+0xc6/0x1e0
[17068.502677][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17068.502677][T19513] 
[17068.504371][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17068.504371][T19513]      neigh_parms_alloc+0x1e5/0x510
[17068.504371][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17068.504371][T19513]      ipv6_find_idev+0x102/0x170
[17068.504371][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17068.504371][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17068.504371][T19513]      netlink_rcv_skb+0x130/0x360
[17068.504371][T19513]      netlink_unicast+0x449/0x710
[17068.504371][T19513]      netlink_sendmsg+0x723/0xbe0
[17068.504371][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17068.504371][T19513]      ___sys_sendmsg+0xee/0x170
[17068.504371][T19513]      __sys_sendmsg+0xcd/0x170
[17068.504371][T19513]      do_syscall_64+0xc6/0x1e0
[17068.504371][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17068.504371][T19513] 
[17078.743091][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17078.743486][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17078.743486][T19513]      netdev_get_by_index+0x5e/0x80
[17078.743486][T19513]      fib6_nh_init+0x3d8/0x15b0
[17078.743486][T19513]      ip6_route_info_create+0xf18/0x17d0
[17078.743486][T19513]      ip6_route_add+0x1c/0x140
[17078.743486][T19513]      addrconf_prefix_route+0x2a6/0x430
[17078.743486][T19513]      inet6_addr_add+0x4f8/0xa40
[17078.743486][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17078.743486][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17078.743486][T19513]      netlink_rcv_skb+0x130/0x360
[17078.743486][T19513]      netlink_unicast+0x449/0x710
[17078.743486][T19513]      netlink_sendmsg+0x723/0xbe0
[17078.743486][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17078.743486][T19513]      ___sys_sendmsg+0xee/0x170
[17078.743486][T19513]      __sys_sendmsg+0xcd/0x170
[17078.743486][T19513]      do_syscall_64+0xc6/0x1e0
[17078.743486][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17078.743486][T19513] 
[17078.745768][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17078.745768][T19513]      netdev_get_by_index+0x5e/0x80
[17078.745768][T19513]      fib6_nh_init+0x3d8/0x15b0
[17078.745768][T19513]      ip6_route_info_create+0xf18/0x17d0
[17078.745768][T19513]      addrconf_f6i_alloc+0x315/0x560
[17078.745768][T19513]      ipv6_add_addr+0x411/0x2000
[17078.745768][T19513]      inet6_addr_add+0x30e/0xa40
[17078.745768][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17078.745768][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17078.745768][T19513]      netlink_rcv_skb+0x130/0x360
[17078.745768][T19513]      netlink_unicast+0x449/0x710
[17078.745768][T19513]      netlink_sendmsg+0x723/0xbe0
[17078.745768][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17078.745768][T19513]      ___sys_sendmsg+0xee/0x170
[17078.745768][T19513]      __sys_sendmsg+0xcd/0x170
[17078.745768][T19513]      do_syscall_64+0xc6/0x1e0
[17078.745768][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17078.745768][T19513] 
[17078.748143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17078.748143][T19513]      netdev_get_by_index+0x5e/0x80
[17078.748143][T19513]      fib6_nh_init+0x3d8/0x15b0
[17078.748143][T19513]      ip6_route_info_create+0xf18/0x17d0
[17078.748143][T19513]      ip6_route_add+0x1c/0x140
[17078.748143][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17078.748143][T19513]      addrconf_add_dev+0xe2/0x170
[17078.748143][T19513]      inet6_addr_add+0x12f/0xa40
[17078.748143][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17078.748143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17078.748143][T19513]      netlink_rcv_skb+0x130/0x360
[17078.748143][T19513]      netlink_unicast+0x449/0x710
[17078.748143][T19513]      netlink_sendmsg+0x723/0xbe0
[17078.748143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17078.748143][T19513]      ___sys_sendmsg+0xee/0x170
[17078.748143][T19513]      __sys_sendmsg+0xcd/0x170
[17078.748143][T19513]      do_syscall_64+0xc6/0x1e0
[17078.748143][T19513] 
[17078.750482][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17078.750482][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17078.750482][T19513]      ipv6_find_idev+0x102/0x170
[17078.750482][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17078.750482][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17078.750482][T19513]      netlink_rcv_skb+0x130/0x360
[17078.750482][T19513]      netlink_unicast+0x449/0x710
[17078.750482][T19513]      netlink_sendmsg+0x723/0xbe0
[17078.750482][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17078.750482][T19513]      ___sys_sendmsg+0xee/0x170
[17078.750482][T19513]      __sys_sendmsg+0xcd/0x170
[17078.750482][T19513]      do_syscall_64+0xc6/0x1e0
[17078.750482][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17078.750482][T19513] 
[17078.752258][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17078.752258][T19513]      neigh_parms_alloc+0x1e5/0x510
[17078.752258][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17078.752258][T19513]      ipv6_find_idev+0x102/0x170
[17078.752258][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17078.752258][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17078.752258][T19513]      netlink_rcv_skb+0x130/0x360
[17078.752258][T19513]      netlink_unicast+0x449/0x710
[17078.752258][T19513]      netlink_sendmsg+0x723/0xbe0
[17078.752258][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17078.752258][T19513]      ___sys_sendmsg+0xee/0x170
[17078.752258][T19513]      __sys_sendmsg+0xcd/0x170
[17078.752258][T19513]      do_syscall_64+0xc6/0x1e0
[17078.752258][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17078.752258][T19513] 
[17088.991061][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17088.991542][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17088.991542][T19513]      netdev_get_by_index+0x5e/0x80
[17088.991542][T19513]      fib6_nh_init+0x3d8/0x15b0
[17088.991542][T19513]      ip6_route_info_create+0xf18/0x17d0
[17088.991542][T19513]      ip6_route_add+0x1c/0x140
[17088.991542][T19513]      addrconf_prefix_route+0x2a6/0x430
[17088.991542][T19513]      inet6_addr_add+0x4f8/0xa40
[17088.991542][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17088.991542][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17088.991542][T19513]      netlink_rcv_skb+0x130/0x360
[17088.991542][T19513]      netlink_unicast+0x449/0x710
[17088.991542][T19513]      netlink_sendmsg+0x723/0xbe0
[17088.991542][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17088.991542][T19513]      ___sys_sendmsg+0xee/0x170
[17088.991542][T19513]      __sys_sendmsg+0xcd/0x170
[17088.991542][T19513]      do_syscall_64+0xc6/0x1e0
[17088.991542][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17088.991542][T19513] 
[17088.993799][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17088.993799][T19513]      netdev_get_by_index+0x5e/0x80
[17088.993799][T19513]      fib6_nh_init+0x3d8/0x15b0
[17088.993799][T19513]      ip6_route_info_create+0xf18/0x17d0
[17088.993799][T19513]      addrconf_f6i_alloc+0x315/0x560
[17088.993799][T19513]      ipv6_add_addr+0x411/0x2000
[17088.993799][T19513]      inet6_addr_add+0x30e/0xa40
[17088.993799][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17088.993799][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17088.993799][T19513]      netlink_rcv_skb+0x130/0x360
[17088.993799][T19513]      netlink_unicast+0x449/0x710
[17088.993799][T19513]      netlink_sendmsg+0x723/0xbe0
[17088.993799][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17088.993799][T19513]      ___sys_sendmsg+0xee/0x170
[17088.993799][T19513]      __sys_sendmsg+0xcd/0x170
[17088.993799][T19513]      do_syscall_64+0xc6/0x1e0
[17088.993799][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17088.993799][T19513] 
[17088.996028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17088.996028][T19513]      netdev_get_by_index+0x5e/0x80
[17088.996028][T19513]      fib6_nh_init+0x3d8/0x15b0
[17088.996028][T19513]      ip6_route_info_create+0xf18/0x17d0
[17088.996028][T19513]      ip6_route_add+0x1c/0x140
[17088.996028][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17088.996028][T19513]      addrconf_add_dev+0xe2/0x170
[17088.996028][T19513]      inet6_addr_add+0x12f/0xa40
[17088.996028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17088.996028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17088.996028][T19513]      netlink_rcv_skb+0x130/0x360
[17088.996028][T19513]      netlink_unicast+0x449/0x710
[17088.996028][T19513]      netlink_sendmsg+0x723/0xbe0
[17088.996028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17088.996028][T19513]      ___sys_sendmsg+0xee/0x170
[17088.996028][T19513]      __sys_sendmsg+0xcd/0x170
[17088.996028][T19513]      do_syscall_64+0xc6/0x1e0
[17088.996028][T19513] 
[17088.998203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17088.998203][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17088.998203][T19513]      ipv6_find_idev+0x102/0x170
[17088.998203][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17088.998203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17088.998203][T19513]      netlink_rcv_skb+0x130/0x360
[17088.998203][T19513]      netlink_unicast+0x449/0x710
[17088.998203][T19513]      netlink_sendmsg+0x723/0xbe0
[17088.998203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17088.998203][T19513]      ___sys_sendmsg+0xee/0x170
[17088.998203][T19513]      __sys_sendmsg+0xcd/0x170
[17088.998203][T19513]      do_syscall_64+0xc6/0x1e0
[17088.998203][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17088.998203][T19513] 
[17089.000015][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17089.000015][T19513]      neigh_parms_alloc+0x1e5/0x510
[17089.000015][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17089.000015][T19513]      ipv6_find_idev+0x102/0x170
[17089.000015][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17089.000015][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17089.000015][T19513]      netlink_rcv_skb+0x130/0x360
[17089.000015][T19513]      netlink_unicast+0x449/0x710
[17089.000015][T19513]      netlink_sendmsg+0x723/0xbe0
[17089.000015][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17089.000015][T19513]      ___sys_sendmsg+0xee/0x170
[17089.000015][T19513]      __sys_sendmsg+0xcd/0x170
[17089.000015][T19513]      do_syscall_64+0xc6/0x1e0
[17089.000015][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17089.000015][T19513] 
[17099.239195][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17099.239861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17099.239861][T19513]      netdev_get_by_index+0x5e/0x80
[17099.239861][T19513]      fib6_nh_init+0x3d8/0x15b0
[17099.239861][T19513]      ip6_route_info_create+0xf18/0x17d0
[17099.239861][T19513]      ip6_route_add+0x1c/0x140
[17099.239861][T19513]      addrconf_prefix_route+0x2a6/0x430
[17099.239861][T19513]      inet6_addr_add+0x4f8/0xa40
[17099.239861][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17099.239861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17099.239861][T19513]      netlink_rcv_skb+0x130/0x360
[17099.239861][T19513]      netlink_unicast+0x449/0x710
[17099.239861][T19513]      netlink_sendmsg+0x723/0xbe0
[17099.239861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17099.239861][T19513]      ___sys_sendmsg+0xee/0x170
[17099.239861][T19513]      __sys_sendmsg+0xcd/0x170
[17099.239861][T19513]      do_syscall_64+0xc6/0x1e0
[17099.239861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17099.239861][T19513] 
[17099.242080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17099.242080][T19513]      netdev_get_by_index+0x5e/0x80
[17099.242080][T19513]      fib6_nh_init+0x3d8/0x15b0
[17099.242080][T19513]      ip6_route_info_create+0xf18/0x17d0
[17099.242080][T19513]      addrconf_f6i_alloc+0x315/0x560
[17099.242080][T19513]      ipv6_add_addr+0x411/0x2000
[17099.242080][T19513]      inet6_addr_add+0x30e/0xa40
[17099.242080][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17099.242080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17099.242080][T19513]      netlink_rcv_skb+0x130/0x360
[17099.242080][T19513]      netlink_unicast+0x449/0x710
[17099.242080][T19513]      netlink_sendmsg+0x723/0xbe0
[17099.242080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17099.242080][T19513]      ___sys_sendmsg+0xee/0x170
[17099.242080][T19513]      __sys_sendmsg+0xcd/0x170
[17099.242080][T19513]      do_syscall_64+0xc6/0x1e0
[17099.242080][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17099.242080][T19513] 
[17099.244257][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17099.244257][T19513]      netdev_get_by_index+0x5e/0x80
[17099.244257][T19513]      fib6_nh_init+0x3d8/0x15b0
[17099.244257][T19513]      ip6_route_info_create+0xf18/0x17d0
[17099.244257][T19513]      ip6_route_add+0x1c/0x140
[17099.244257][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17099.244257][T19513]      addrconf_add_dev+0xe2/0x170
[17099.244257][T19513]      inet6_addr_add+0x12f/0xa40
[17099.244257][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17099.244257][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17099.244257][T19513]      netlink_rcv_skb+0x130/0x360
[17099.244257][T19513]      netlink_unicast+0x449/0x710
[17099.244257][T19513]      netlink_sendmsg+0x723/0xbe0
[17099.244257][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17099.244257][T19513]      ___sys_sendmsg+0xee/0x170
[17099.244257][T19513]      __sys_sendmsg+0xcd/0x170
[17099.244257][T19513]      do_syscall_64+0xc6/0x1e0
[17099.244257][T19513] 
[17099.246408][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17099.246408][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17099.246408][T19513]      ipv6_find_idev+0x102/0x170
[17099.246408][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17099.246408][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17099.246408][T19513]      netlink_rcv_skb+0x130/0x360
[17099.246408][T19513]      netlink_unicast+0x449/0x710
[17099.246408][T19513]      netlink_sendmsg+0x723/0xbe0
[17099.246408][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17099.246408][T19513]      ___sys_sendmsg+0xee/0x170
[17099.246408][T19513]      __sys_sendmsg+0xcd/0x170
[17099.246408][T19513]      do_syscall_64+0xc6/0x1e0
[17099.246408][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17099.246408][T19513] 
[17099.248075][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17099.248075][T19513]      neigh_parms_alloc+0x1e5/0x510
[17099.248075][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17099.248075][T19513]      ipv6_find_idev+0x102/0x170
[17099.248075][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17099.248075][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17099.248075][T19513]      netlink_rcv_skb+0x130/0x360
[17099.248075][T19513]      netlink_unicast+0x449/0x710
[17099.248075][T19513]      netlink_sendmsg+0x723/0xbe0
[17099.248075][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17099.248075][T19513]      ___sys_sendmsg+0xee/0x170
[17099.248075][T19513]      __sys_sendmsg+0xcd/0x170
[17099.248075][T19513]      do_syscall_64+0xc6/0x1e0
[17099.248075][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17099.248075][T19513] 
[17109.487161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17109.487552][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17109.487552][T19513]      netdev_get_by_index+0x5e/0x80
[17109.487552][T19513]      fib6_nh_init+0x3d8/0x15b0
[17109.487552][T19513]      ip6_route_info_create+0xf18/0x17d0
[17109.487552][T19513]      ip6_route_add+0x1c/0x140
[17109.487552][T19513]      addrconf_prefix_route+0x2a6/0x430
[17109.487552][T19513]      inet6_addr_add+0x4f8/0xa40
[17109.487552][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17109.487552][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17109.487552][T19513]      netlink_rcv_skb+0x130/0x360
[17109.487552][T19513]      netlink_unicast+0x449/0x710
[17109.487552][T19513]      netlink_sendmsg+0x723/0xbe0
[17109.487552][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17109.487552][T19513]      ___sys_sendmsg+0xee/0x170
[17109.487552][T19513]      __sys_sendmsg+0xcd/0x170
[17109.487552][T19513]      do_syscall_64+0xc6/0x1e0
[17109.487552][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17109.487552][T19513] 
[17109.490424][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17109.490424][T19513]      netdev_get_by_index+0x5e/0x80
[17109.490424][T19513]      fib6_nh_init+0x3d8/0x15b0
[17109.490424][T19513]      ip6_route_info_create+0xf18/0x17d0
[17109.490424][T19513]      addrconf_f6i_alloc+0x315/0x560
[17109.490424][T19513]      ipv6_add_addr+0x411/0x2000
[17109.490424][T19513]      inet6_addr_add+0x30e/0xa40
[17109.490424][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17109.490424][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17109.490424][T19513]      netlink_rcv_skb+0x130/0x360
[17109.490424][T19513]      netlink_unicast+0x449/0x710
[17109.490424][T19513]      netlink_sendmsg+0x723/0xbe0
[17109.490424][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17109.490424][T19513]      ___sys_sendmsg+0xee/0x170
[17109.490424][T19513]      __sys_sendmsg+0xcd/0x170
[17109.490424][T19513]      do_syscall_64+0xc6/0x1e0
[17109.490424][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17109.490424][T19513] 
[17109.492614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17109.492614][T19513]      netdev_get_by_index+0x5e/0x80
[17109.492614][T19513]      fib6_nh_init+0x3d8/0x15b0
[17109.492614][T19513]      ip6_route_info_create+0xf18/0x17d0
[17109.492614][T19513]      ip6_route_add+0x1c/0x140
[17109.492614][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17109.492614][T19513]      addrconf_add_dev+0xe2/0x170
[17109.492614][T19513]      inet6_addr_add+0x12f/0xa40
[17109.492614][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17109.492614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17109.492614][T19513]      netlink_rcv_skb+0x130/0x360
[17109.492614][T19513]      netlink_unicast+0x449/0x710
[17109.492614][T19513]      netlink_sendmsg+0x723/0xbe0
[17109.492614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17109.492614][T19513]      ___sys_sendmsg+0xee/0x170
[17109.492614][T19513]      __sys_sendmsg+0xcd/0x170
[17109.492614][T19513]      do_syscall_64+0xc6/0x1e0
[17109.492614][T19513] 
[17109.494764][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17109.494764][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17109.494764][T19513]      ipv6_find_idev+0x102/0x170
[17109.494764][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17109.494764][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17109.494764][T19513]      netlink_rcv_skb+0x130/0x360
[17109.494764][T19513]      netlink_unicast+0x449/0x710
[17109.494764][T19513]      netlink_sendmsg+0x723/0xbe0
[17109.494764][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17109.494764][T19513]      ___sys_sendmsg+0xee/0x170
[17109.494764][T19513]      __sys_sendmsg+0xcd/0x170
[17109.494764][T19513]      do_syscall_64+0xc6/0x1e0
[17109.494764][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17109.494764][T19513] 
[17109.496448][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17109.496448][T19513]      neigh_parms_alloc+0x1e5/0x510
[17109.496448][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17109.496448][T19513]      ipv6_find_idev+0x102/0x170
[17109.496448][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17109.496448][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17109.496448][T19513]      netlink_rcv_skb+0x130/0x360
[17109.496448][T19513]      netlink_unicast+0x449/0x710
[17109.496448][T19513]      netlink_sendmsg+0x723/0xbe0
[17109.496448][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17109.496448][T19513]      ___sys_sendmsg+0xee/0x170
[17109.496448][T19513]      __sys_sendmsg+0xcd/0x170
[17109.496448][T19513]      do_syscall_64+0xc6/0x1e0
[17109.496448][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17109.496448][T19513] 
[17119.751232][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17119.751911][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17119.751911][T19513]      netdev_get_by_index+0x5e/0x80
[17119.751911][T19513]      fib6_nh_init+0x3d8/0x15b0
[17119.751911][T19513]      ip6_route_info_create+0xf18/0x17d0
[17119.751911][T19513]      ip6_route_add+0x1c/0x140
[17119.751911][T19513]      addrconf_prefix_route+0x2a6/0x430
[17119.751911][T19513]      inet6_addr_add+0x4f8/0xa40
[17119.751911][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17119.751911][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17119.751911][T19513]      netlink_rcv_skb+0x130/0x360
[17119.751911][T19513]      netlink_unicast+0x449/0x710
[17119.751911][T19513]      netlink_sendmsg+0x723/0xbe0
[17119.751911][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17119.751911][T19513]      ___sys_sendmsg+0xee/0x170
[17119.751911][T19513]      __sys_sendmsg+0xcd/0x170
[17119.751911][T19513]      do_syscall_64+0xc6/0x1e0
[17119.751911][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17119.751911][T19513] 
[17119.754136][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17119.754136][T19513]      netdev_get_by_index+0x5e/0x80
[17119.754136][T19513]      fib6_nh_init+0x3d8/0x15b0
[17119.754136][T19513]      ip6_route_info_create+0xf18/0x17d0
[17119.754136][T19513]      addrconf_f6i_alloc+0x315/0x560
[17119.754136][T19513]      ipv6_add_addr+0x411/0x2000
[17119.754136][T19513]      inet6_addr_add+0x30e/0xa40
[17119.754136][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17119.754136][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17119.754136][T19513]      netlink_rcv_skb+0x130/0x360
[17119.754136][T19513]      netlink_unicast+0x449/0x710
[17119.754136][T19513]      netlink_sendmsg+0x723/0xbe0
[17119.754136][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17119.754136][T19513]      ___sys_sendmsg+0xee/0x170
[17119.754136][T19513]      __sys_sendmsg+0xcd/0x170
[17119.754136][T19513]      do_syscall_64+0xc6/0x1e0
[17119.754136][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17119.754136][T19513] 
[17119.756347][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17119.756347][T19513]      netdev_get_by_index+0x5e/0x80
[17119.756347][T19513]      fib6_nh_init+0x3d8/0x15b0
[17119.756347][T19513]      ip6_route_info_create+0xf18/0x17d0
[17119.756347][T19513]      ip6_route_add+0x1c/0x140
[17119.756347][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17119.756347][T19513]      addrconf_add_dev+0xe2/0x170
[17119.756347][T19513]      inet6_addr_add+0x12f/0xa40
[17119.756347][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17119.756347][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17119.756347][T19513]      netlink_rcv_skb+0x130/0x360
[17119.756347][T19513]      netlink_unicast+0x449/0x710
[17119.756347][T19513]      netlink_sendmsg+0x723/0xbe0
[17119.756347][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17119.756347][T19513]      ___sys_sendmsg+0xee/0x170
[17119.756347][T19513]      __sys_sendmsg+0xcd/0x170
[17119.756347][T19513]      do_syscall_64+0xc6/0x1e0
[17119.756347][T19513] 
[17119.758551][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17119.758551][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17119.758551][T19513]      ipv6_find_idev+0x102/0x170
[17119.758551][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17119.758551][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17119.758551][T19513]      netlink_rcv_skb+0x130/0x360
[17119.758551][T19513]      netlink_unicast+0x449/0x710
[17119.758551][T19513]      netlink_sendmsg+0x723/0xbe0
[17119.758551][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17119.758551][T19513]      ___sys_sendmsg+0xee/0x170
[17119.758551][T19513]      __sys_sendmsg+0xcd/0x170
[17119.758551][T19513]      do_syscall_64+0xc6/0x1e0
[17119.758551][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17119.758551][T19513] 
[17119.760352][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17119.760352][T19513]      neigh_parms_alloc+0x1e5/0x510
[17119.760352][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17119.760352][T19513]      ipv6_find_idev+0x102/0x170
[17119.760352][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17119.760352][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17119.760352][T19513]      netlink_rcv_skb+0x130/0x360
[17119.760352][T19513]      netlink_unicast+0x449/0x710
[17119.760352][T19513]      netlink_sendmsg+0x723/0xbe0
[17119.760352][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17119.760352][T19513]      ___sys_sendmsg+0xee/0x170
[17119.760352][T19513]      __sys_sendmsg+0xcd/0x170
[17119.760352][T19513]      do_syscall_64+0xc6/0x1e0
[17119.760352][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17119.760352][T19513] 
[17129.999157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17129.999578][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17129.999578][T19513]      netdev_get_by_index+0x5e/0x80
[17129.999578][T19513]      fib6_nh_init+0x3d8/0x15b0
[17129.999578][T19513]      ip6_route_info_create+0xf18/0x17d0
[17129.999578][T19513]      ip6_route_add+0x1c/0x140
[17129.999578][T19513]      addrconf_prefix_route+0x2a6/0x430
[17129.999578][T19513]      inet6_addr_add+0x4f8/0xa40
[17129.999578][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17129.999578][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17129.999578][T19513]      netlink_rcv_skb+0x130/0x360
[17129.999578][T19513]      netlink_unicast+0x449/0x710
[17129.999578][T19513]      netlink_sendmsg+0x723/0xbe0
[17129.999578][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17129.999578][T19513]      ___sys_sendmsg+0xee/0x170
[17129.999578][T19513]      __sys_sendmsg+0xcd/0x170
[17129.999578][T19513]      do_syscall_64+0xc6/0x1e0
[17129.999578][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17129.999578][T19513] 
[17130.001917][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17130.001917][T19513]      netdev_get_by_index+0x5e/0x80
[17130.001917][T19513]      fib6_nh_init+0x3d8/0x15b0
[17130.001917][T19513]      ip6_route_info_create+0xf18/0x17d0
[17130.001917][T19513]      addrconf_f6i_alloc+0x315/0x560
[17130.001917][T19513]      ipv6_add_addr+0x411/0x2000
[17130.001917][T19513]      inet6_addr_add+0x30e/0xa40
[17130.001917][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17130.001917][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17130.001917][T19513]      netlink_rcv_skb+0x130/0x360
[17130.001917][T19513]      netlink_unicast+0x449/0x710
[17130.001917][T19513]      netlink_sendmsg+0x723/0xbe0
[17130.001917][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17130.001917][T19513]      ___sys_sendmsg+0xee/0x170
[17130.001917][T19513]      __sys_sendmsg+0xcd/0x170
[17130.001917][T19513]      do_syscall_64+0xc6/0x1e0
[17130.001917][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17130.001917][T19513] 
[17130.004148][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17130.004148][T19513]      netdev_get_by_index+0x5e/0x80
[17130.004148][T19513]      fib6_nh_init+0x3d8/0x15b0
[17130.004148][T19513]      ip6_route_info_create+0xf18/0x17d0
[17130.004148][T19513]      ip6_route_add+0x1c/0x140
[17130.004148][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17130.004148][T19513]      addrconf_add_dev+0xe2/0x170
[17130.004148][T19513]      inet6_addr_add+0x12f/0xa40
[17130.004148][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17130.004148][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17130.004148][T19513]      netlink_rcv_skb+0x130/0x360
[17130.004148][T19513]      netlink_unicast+0x449/0x710
[17130.004148][T19513]      netlink_sendmsg+0x723/0xbe0
[17130.004148][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17130.004148][T19513]      ___sys_sendmsg+0xee/0x170
[17130.004148][T19513]      __sys_sendmsg+0xcd/0x170
[17130.004148][T19513]      do_syscall_64+0xc6/0x1e0
[17130.004148][T19513] 
[17130.006367][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17130.006367][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17130.006367][T19513]      ipv6_find_idev+0x102/0x170
[17130.006367][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17130.006367][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17130.006367][T19513]      netlink_rcv_skb+0x130/0x360
[17130.006367][T19513]      netlink_unicast+0x449/0x710
[17130.006367][T19513]      netlink_sendmsg+0x723/0xbe0
[17130.006367][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17130.006367][T19513]      ___sys_sendmsg+0xee/0x170
[17130.006367][T19513]      __sys_sendmsg+0xcd/0x170
[17130.006367][T19513]      do_syscall_64+0xc6/0x1e0
[17130.006367][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17130.006367][T19513] 
[17130.008085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17130.008085][T19513]      neigh_parms_alloc+0x1e5/0x510
[17130.008085][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17130.008085][T19513]      ipv6_find_idev+0x102/0x170
[17130.008085][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17130.008085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17130.008085][T19513]      netlink_rcv_skb+0x130/0x360
[17130.008085][T19513]      netlink_unicast+0x449/0x710
[17130.008085][T19513]      netlink_sendmsg+0x723/0xbe0
[17130.008085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17130.008085][T19513]      ___sys_sendmsg+0xee/0x170
[17130.008085][T19513]      __sys_sendmsg+0xcd/0x170
[17130.008085][T19513]      do_syscall_64+0xc6/0x1e0
[17130.008085][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17130.008085][T19513] 
[17140.247262][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17140.247905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17140.247905][T19513]      netdev_get_by_index+0x5e/0x80
[17140.247905][T19513]      fib6_nh_init+0x3d8/0x15b0
[17140.247905][T19513]      ip6_route_info_create+0xf18/0x17d0
[17140.247905][T19513]      ip6_route_add+0x1c/0x140
[17140.247905][T19513]      addrconf_prefix_route+0x2a6/0x430
[17140.247905][T19513]      inet6_addr_add+0x4f8/0xa40
[17140.247905][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17140.247905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17140.247905][T19513]      netlink_rcv_skb+0x130/0x360
[17140.247905][T19513]      netlink_unicast+0x449/0x710
[17140.247905][T19513]      netlink_sendmsg+0x723/0xbe0
[17140.247905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17140.247905][T19513]      ___sys_sendmsg+0xee/0x170
[17140.247905][T19513]      __sys_sendmsg+0xcd/0x170
[17140.247905][T19513]      do_syscall_64+0xc6/0x1e0
[17140.247905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17140.247905][T19513] 
[17140.250140][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17140.250140][T19513]      netdev_get_by_index+0x5e/0x80
[17140.250140][T19513]      fib6_nh_init+0x3d8/0x15b0
[17140.250140][T19513]      ip6_route_info_create+0xf18/0x17d0
[17140.250140][T19513]      addrconf_f6i_alloc+0x315/0x560
[17140.250140][T19513]      ipv6_add_addr+0x411/0x2000
[17140.250140][T19513]      inet6_addr_add+0x30e/0xa40
[17140.250140][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17140.250140][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17140.250140][T19513]      netlink_rcv_skb+0x130/0x360
[17140.250140][T19513]      netlink_unicast+0x449/0x710
[17140.250140][T19513]      netlink_sendmsg+0x723/0xbe0
[17140.250140][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17140.250140][T19513]      ___sys_sendmsg+0xee/0x170
[17140.250140][T19513]      __sys_sendmsg+0xcd/0x170
[17140.250140][T19513]      do_syscall_64+0xc6/0x1e0
[17140.250140][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17140.250140][T19513] 
[17140.252272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17140.252272][T19513]      netdev_get_by_index+0x5e/0x80
[17140.252272][T19513]      fib6_nh_init+0x3d8/0x15b0
[17140.252272][T19513]      ip6_route_info_create+0xf18/0x17d0
[17140.252272][T19513]      ip6_route_add+0x1c/0x140
[17140.252272][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17140.252272][T19513]      addrconf_add_dev+0xe2/0x170
[17140.252272][T19513]      inet6_addr_add+0x12f/0xa40
[17140.252272][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17140.252272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17140.252272][T19513]      netlink_rcv_skb+0x130/0x360
[17140.252272][T19513]      netlink_unicast+0x449/0x710
[17140.252272][T19513]      netlink_sendmsg+0x723/0xbe0
[17140.252272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17140.252272][T19513]      ___sys_sendmsg+0xee/0x170
[17140.252272][T19513]      __sys_sendmsg+0xcd/0x170
[17140.252272][T19513]      do_syscall_64+0xc6/0x1e0
[17140.252272][T19513] 
[17140.254371][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17140.254371][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17140.254371][T19513]      ipv6_find_idev+0x102/0x170
[17140.254371][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17140.254371][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17140.254371][T19513]      netlink_rcv_skb+0x130/0x360
[17140.254371][T19513]      netlink_unicast+0x449/0x710
[17140.254371][T19513]      netlink_sendmsg+0x723/0xbe0
[17140.254371][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17140.254371][T19513]      ___sys_sendmsg+0xee/0x170
[17140.254371][T19513]      __sys_sendmsg+0xcd/0x170
[17140.254371][T19513]      do_syscall_64+0xc6/0x1e0
[17140.254371][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17140.254371][T19513] 
[17140.256022][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17140.256022][T19513]      neigh_parms_alloc+0x1e5/0x510
[17140.256022][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17140.256022][T19513]      ipv6_find_idev+0x102/0x170
[17140.256022][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17140.256022][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17140.256022][T19513]      netlink_rcv_skb+0x130/0x360
[17140.256022][T19513]      netlink_unicast+0x449/0x710
[17140.256022][T19513]      netlink_sendmsg+0x723/0xbe0
[17140.256022][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17140.256022][T19513]      ___sys_sendmsg+0xee/0x170
[17140.256022][T19513]      __sys_sendmsg+0xcd/0x170
[17140.256022][T19513]      do_syscall_64+0xc6/0x1e0
[17140.256022][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17140.256022][T19513] 
[17150.399121][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17150.399635][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17150.399635][T19513]      netdev_get_by_index+0x5e/0x80
[17150.399635][T19513]      fib6_nh_init+0x3d8/0x15b0
[17150.399635][T19513]      ip6_route_info_create+0xf18/0x17d0
[17150.399635][T19513]      ip6_route_add+0x1c/0x140
[17150.399635][T19513]      addrconf_prefix_route+0x2a6/0x430
[17150.399635][T19513]      inet6_addr_add+0x4f8/0xa40
[17150.399635][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17150.399635][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17150.399635][T19513]      netlink_rcv_skb+0x130/0x360
[17150.399635][T19513]      netlink_unicast+0x449/0x710
[17150.399635][T19513]      netlink_sendmsg+0x723/0xbe0
[17150.399635][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17150.399635][T19513]      ___sys_sendmsg+0xee/0x170
[17150.399635][T19513]      __sys_sendmsg+0xcd/0x170
[17150.399635][T19513]      do_syscall_64+0xc6/0x1e0
[17150.399635][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17150.399635][T19513] 
[17150.401915][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17150.401915][T19513]      netdev_get_by_index+0x5e/0x80
[17150.401915][T19513]      fib6_nh_init+0x3d8/0x15b0
[17150.401915][T19513]      ip6_route_info_create+0xf18/0x17d0
[17150.401915][T19513]      addrconf_f6i_alloc+0x315/0x560
[17150.401915][T19513]      ipv6_add_addr+0x411/0x2000
[17150.401915][T19513]      inet6_addr_add+0x30e/0xa40
[17150.401915][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17150.401915][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17150.401915][T19513]      netlink_rcv_skb+0x130/0x360
[17150.401915][T19513]      netlink_unicast+0x449/0x710
[17150.401915][T19513]      netlink_sendmsg+0x723/0xbe0
[17150.401915][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17150.401915][T19513]      ___sys_sendmsg+0xee/0x170
[17150.401915][T19513]      __sys_sendmsg+0xcd/0x170
[17150.401915][T19513]      do_syscall_64+0xc6/0x1e0
[17150.401915][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17150.401915][T19513] 
[17150.404144][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17150.404144][T19513]      netdev_get_by_index+0x5e/0x80
[17150.404144][T19513]      fib6_nh_init+0x3d8/0x15b0
[17150.404144][T19513]      ip6_route_info_create+0xf18/0x17d0
[17150.404144][T19513]      ip6_route_add+0x1c/0x140
[17150.404144][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17150.404144][T19513]      addrconf_add_dev+0xe2/0x170
[17150.404144][T19513]      inet6_addr_add+0x12f/0xa40
[17150.404144][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17150.404144][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17150.404144][T19513]      netlink_rcv_skb+0x130/0x360
[17150.404144][T19513]      netlink_unicast+0x449/0x710
[17150.404144][T19513]      netlink_sendmsg+0x723/0xbe0
[17150.404144][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17150.404144][T19513]      ___sys_sendmsg+0xee/0x170
[17150.404144][T19513]      __sys_sendmsg+0xcd/0x170
[17150.404144][T19513]      do_syscall_64+0xc6/0x1e0
[17150.404144][T19513] 
[17150.406333][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17150.406333][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17150.406333][T19513]      ipv6_find_idev+0x102/0x170
[17150.406333][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17150.406333][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17150.406333][T19513]      netlink_rcv_skb+0x130/0x360
[17150.406333][T19513]      netlink_unicast+0x449/0x710
[17150.406333][T19513]      netlink_sendmsg+0x723/0xbe0
[17150.406333][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17150.406333][T19513]      ___sys_sendmsg+0xee/0x170
[17150.406333][T19513]      __sys_sendmsg+0xcd/0x170
[17150.406333][T19513]      do_syscall_64+0xc6/0x1e0
[17150.406333][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17150.406333][T19513] 
[17150.408054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17150.408054][T19513]      neigh_parms_alloc+0x1e5/0x510
[17150.408054][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17150.408054][T19513]      ipv6_find_idev+0x102/0x170
[17150.408054][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17150.408054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17150.408054][T19513]      netlink_rcv_skb+0x130/0x360
[17150.408054][T19513]      netlink_unicast+0x449/0x710
[17150.408054][T19513]      netlink_sendmsg+0x723/0xbe0
[17150.408054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17150.408054][T19513]      ___sys_sendmsg+0xee/0x170
[17150.408054][T19513]      __sys_sendmsg+0xcd/0x170
[17150.408054][T19513]      do_syscall_64+0xc6/0x1e0
[17150.408054][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17150.408054][T19513] 
[17160.663154][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17160.663703][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17160.663703][T19513]      netdev_get_by_index+0x5e/0x80
[17160.663703][T19513]      fib6_nh_init+0x3d8/0x15b0
[17160.663703][T19513]      ip6_route_info_create+0xf18/0x17d0
[17160.663703][T19513]      ip6_route_add+0x1c/0x140
[17160.663703][T19513]      addrconf_prefix_route+0x2a6/0x430
[17160.663703][T19513]      inet6_addr_add+0x4f8/0xa40
[17160.663703][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17160.663703][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17160.663703][T19513]      netlink_rcv_skb+0x130/0x360
[17160.663703][T19513]      netlink_unicast+0x449/0x710
[17160.663703][T19513]      netlink_sendmsg+0x723/0xbe0
[17160.663703][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17160.663703][T19513]      ___sys_sendmsg+0xee/0x170
[17160.663703][T19513]      __sys_sendmsg+0xcd/0x170
[17160.663703][T19513]      do_syscall_64+0xc6/0x1e0
[17160.663703][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17160.663703][T19513] 
[17160.666028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17160.666028][T19513]      netdev_get_by_index+0x5e/0x80
[17160.666028][T19513]      fib6_nh_init+0x3d8/0x15b0
[17160.666028][T19513]      ip6_route_info_create+0xf18/0x17d0
[17160.666028][T19513]      addrconf_f6i_alloc+0x315/0x560
[17160.666028][T19513]      ipv6_add_addr+0x411/0x2000
[17160.666028][T19513]      inet6_addr_add+0x30e/0xa40
[17160.666028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17160.666028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17160.666028][T19513]      netlink_rcv_skb+0x130/0x360
[17160.666028][T19513]      netlink_unicast+0x449/0x710
[17160.666028][T19513]      netlink_sendmsg+0x723/0xbe0
[17160.666028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17160.666028][T19513]      ___sys_sendmsg+0xee/0x170
[17160.666028][T19513]      __sys_sendmsg+0xcd/0x170
[17160.666028][T19513]      do_syscall_64+0xc6/0x1e0
[17160.666028][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17160.666028][T19513] 
[17160.668338][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17160.668338][T19513]      netdev_get_by_index+0x5e/0x80
[17160.668338][T19513]      fib6_nh_init+0x3d8/0x15b0
[17160.668338][T19513]      ip6_route_info_create+0xf18/0x17d0
[17160.668338][T19513]      ip6_route_add+0x1c/0x140
[17160.668338][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17160.668338][T19513]      addrconf_add_dev+0xe2/0x170
[17160.668338][T19513]      inet6_addr_add+0x12f/0xa40
[17160.668338][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17160.668338][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17160.668338][T19513]      netlink_rcv_skb+0x130/0x360
[17160.668338][T19513]      netlink_unicast+0x449/0x710
[17160.668338][T19513]      netlink_sendmsg+0x723/0xbe0
[17160.668338][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17160.668338][T19513]      ___sys_sendmsg+0xee/0x170
[17160.668338][T19513]      __sys_sendmsg+0xcd/0x170
[17160.668338][T19513]      do_syscall_64+0xc6/0x1e0
[17160.668338][T19513] 
[17160.670651][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17160.670651][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17160.670651][T19513]      ipv6_find_idev+0x102/0x170
[17160.670651][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17160.670651][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17160.670651][T19513]      netlink_rcv_skb+0x130/0x360
[17160.670651][T19513]      netlink_unicast+0x449/0x710
[17160.670651][T19513]      netlink_sendmsg+0x723/0xbe0
[17160.670651][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17160.670651][T19513]      ___sys_sendmsg+0xee/0x170
[17160.670651][T19513]      __sys_sendmsg+0xcd/0x170
[17160.670651][T19513]      do_syscall_64+0xc6/0x1e0
[17160.670651][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17160.670651][T19513] 
[17160.672462][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17160.672462][T19513]      neigh_parms_alloc+0x1e5/0x510
[17160.672462][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17160.672462][T19513]      ipv6_find_idev+0x102/0x170
[17160.672462][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17160.672462][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17160.672462][T19513]      netlink_rcv_skb+0x130/0x360
[17160.672462][T19513]      netlink_unicast+0x449/0x710
[17160.672462][T19513]      netlink_sendmsg+0x723/0xbe0
[17160.672462][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17160.672462][T19513]      ___sys_sendmsg+0xee/0x170
[17160.672462][T19513]      __sys_sendmsg+0xcd/0x170
[17160.672462][T19513]      do_syscall_64+0xc6/0x1e0
[17160.672462][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17160.672462][T19513] 
[17170.927071][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17170.927533][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17170.927533][T19513]      netdev_get_by_index+0x5e/0x80
[17170.927533][T19513]      fib6_nh_init+0x3d8/0x15b0
[17170.927533][T19513]      ip6_route_info_create+0xf18/0x17d0
[17170.927533][T19513]      ip6_route_add+0x1c/0x140
[17170.927533][T19513]      addrconf_prefix_route+0x2a6/0x430
[17170.927533][T19513]      inet6_addr_add+0x4f8/0xa40
[17170.927533][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17170.927533][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17170.927533][T19513]      netlink_rcv_skb+0x130/0x360
[17170.927533][T19513]      netlink_unicast+0x449/0x710
[17170.927533][T19513]      netlink_sendmsg+0x723/0xbe0
[17170.927533][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17170.927533][T19513]      ___sys_sendmsg+0xee/0x170
[17170.927533][T19513]      __sys_sendmsg+0xcd/0x170
[17170.927533][T19513]      do_syscall_64+0xc6/0x1e0
[17170.927533][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17170.927533][T19513] 
[17170.929857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17170.929857][T19513]      netdev_get_by_index+0x5e/0x80
[17170.929857][T19513]      fib6_nh_init+0x3d8/0x15b0
[17170.929857][T19513]      ip6_route_info_create+0xf18/0x17d0
[17170.929857][T19513]      addrconf_f6i_alloc+0x315/0x560
[17170.929857][T19513]      ipv6_add_addr+0x411/0x2000
[17170.929857][T19513]      inet6_addr_add+0x30e/0xa40
[17170.929857][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17170.929857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17170.929857][T19513]      netlink_rcv_skb+0x130/0x360
[17170.929857][T19513]      netlink_unicast+0x449/0x710
[17170.929857][T19513]      netlink_sendmsg+0x723/0xbe0
[17170.929857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17170.929857][T19513]      ___sys_sendmsg+0xee/0x170
[17170.929857][T19513]      __sys_sendmsg+0xcd/0x170
[17170.929857][T19513]      do_syscall_64+0xc6/0x1e0
[17170.929857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17170.929857][T19513] 
[17170.932807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17170.932807][T19513]      netdev_get_by_index+0x5e/0x80
[17170.932807][T19513]      fib6_nh_init+0x3d8/0x15b0
[17170.932807][T19513]      ip6_route_info_create+0xf18/0x17d0
[17170.932807][T19513]      ip6_route_add+0x1c/0x140
[17170.932807][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17170.932807][T19513]      addrconf_add_dev+0xe2/0x170
[17170.932807][T19513]      inet6_addr_add+0x12f/0xa40
[17170.932807][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17170.932807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17170.932807][T19513]      netlink_rcv_skb+0x130/0x360
[17170.932807][T19513]      netlink_unicast+0x449/0x710
[17170.932807][T19513]      netlink_sendmsg+0x723/0xbe0
[17170.932807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17170.932807][T19513]      ___sys_sendmsg+0xee/0x170
[17170.932807][T19513]      __sys_sendmsg+0xcd/0x170
[17170.932807][T19513]      do_syscall_64+0xc6/0x1e0
[17170.932807][T19513] 
[17170.935117][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17170.935117][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17170.935117][T19513]      ipv6_find_idev+0x102/0x170
[17170.935117][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17170.935117][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17170.935117][T19513]      netlink_rcv_skb+0x130/0x360
[17170.935117][T19513]      netlink_unicast+0x449/0x710
[17170.935117][T19513]      netlink_sendmsg+0x723/0xbe0
[17170.935117][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17170.935117][T19513]      ___sys_sendmsg+0xee/0x170
[17170.935117][T19513]      __sys_sendmsg+0xcd/0x170
[17170.935117][T19513]      do_syscall_64+0xc6/0x1e0
[17170.935117][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17170.935117][T19513] 
[17170.936918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17170.936918][T19513]      neigh_parms_alloc+0x1e5/0x510
[17170.936918][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17170.936918][T19513]      ipv6_find_idev+0x102/0x170
[17170.936918][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17170.936918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17170.936918][T19513]      netlink_rcv_skb+0x130/0x360
[17170.936918][T19513]      netlink_unicast+0x449/0x710
[17170.936918][T19513]      netlink_sendmsg+0x723/0xbe0
[17170.936918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17170.936918][T19513]      ___sys_sendmsg+0xee/0x170
[17170.936918][T19513]      __sys_sendmsg+0xcd/0x170
[17170.936918][T19513]      do_syscall_64+0xc6/0x1e0
[17170.936918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17170.936918][T19513] 
[17180.999243][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17180.999979][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17180.999979][T19513]      netdev_get_by_index+0x5e/0x80
[17180.999979][T19513]      fib6_nh_init+0x3d8/0x15b0
[17180.999979][T19513]      ip6_route_info_create+0xf18/0x17d0
[17180.999979][T19513]      ip6_route_add+0x1c/0x140
[17180.999979][T19513]      addrconf_prefix_route+0x2a6/0x430
[17180.999979][T19513]      inet6_addr_add+0x4f8/0xa40
[17180.999979][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17180.999979][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17180.999979][T19513]      netlink_rcv_skb+0x130/0x360
[17180.999979][T19513]      netlink_unicast+0x449/0x710
[17180.999979][T19513]      netlink_sendmsg+0x723/0xbe0
[17180.999979][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17180.999979][T19513]      ___sys_sendmsg+0xee/0x170
[17180.999979][T19513]      __sys_sendmsg+0xcd/0x170
[17180.999979][T19513]      do_syscall_64+0xc6/0x1e0
[17180.999979][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17180.999979][T19513] 
[17181.002166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17181.002166][T19513]      netdev_get_by_index+0x5e/0x80
[17181.002166][T19513]      fib6_nh_init+0x3d8/0x15b0
[17181.002166][T19513]      ip6_route_info_create+0xf18/0x17d0
[17181.002166][T19513]      addrconf_f6i_alloc+0x315/0x560
[17181.002166][T19513]      ipv6_add_addr+0x411/0x2000
[17181.002166][T19513]      inet6_addr_add+0x30e/0xa40
[17181.002166][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17181.002166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17181.002166][T19513]      netlink_rcv_skb+0x130/0x360
[17181.002166][T19513]      netlink_unicast+0x449/0x710
[17181.002166][T19513]      netlink_sendmsg+0x723/0xbe0
[17181.002166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17181.002166][T19513]      ___sys_sendmsg+0xee/0x170
[17181.002166][T19513]      __sys_sendmsg+0xcd/0x170
[17181.002166][T19513]      do_syscall_64+0xc6/0x1e0
[17181.002166][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17181.002166][T19513] 
[17181.004384][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17181.004384][T19513]      netdev_get_by_index+0x5e/0x80
[17181.004384][T19513]      fib6_nh_init+0x3d8/0x15b0
[17181.004384][T19513]      ip6_route_info_create+0xf18/0x17d0
[17181.004384][T19513]      ip6_route_add+0x1c/0x140
[17181.004384][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17181.004384][T19513]      addrconf_add_dev+0xe2/0x170
[17181.004384][T19513]      inet6_addr_add+0x12f/0xa40
[17181.004384][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17181.004384][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17181.004384][T19513]      netlink_rcv_skb+0x130/0x360
[17181.004384][T19513]      netlink_unicast+0x449/0x710
[17181.004384][T19513]      netlink_sendmsg+0x723/0xbe0
[17181.004384][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17181.004384][T19513]      ___sys_sendmsg+0xee/0x170
[17181.004384][T19513]      __sys_sendmsg+0xcd/0x170
[17181.004384][T19513]      do_syscall_64+0xc6/0x1e0
[17181.004384][T19513] 
[17181.006504][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17181.006504][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17181.006504][T19513]      ipv6_find_idev+0x102/0x170
[17181.006504][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17181.006504][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17181.006504][T19513]      netlink_rcv_skb+0x130/0x360
[17181.006504][T19513]      netlink_unicast+0x449/0x710
[17181.006504][T19513]      netlink_sendmsg+0x723/0xbe0
[17181.006504][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17181.006504][T19513]      ___sys_sendmsg+0xee/0x170
[17181.006504][T19513]      __sys_sendmsg+0xcd/0x170
[17181.006504][T19513]      do_syscall_64+0xc6/0x1e0
[17181.006504][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17181.006504][T19513] 
[17181.008217][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17181.008217][T19513]      neigh_parms_alloc+0x1e5/0x510
[17181.008217][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17181.008217][T19513]      ipv6_find_idev+0x102/0x170
[17181.008217][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17181.008217][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17181.008217][T19513]      netlink_rcv_skb+0x130/0x360
[17181.008217][T19513]      netlink_unicast+0x449/0x710
[17181.008217][T19513]      netlink_sendmsg+0x723/0xbe0
[17181.008217][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17181.008217][T19513]      ___sys_sendmsg+0xee/0x170
[17181.008217][T19513]      __sys_sendmsg+0xcd/0x170
[17181.008217][T19513]      do_syscall_64+0xc6/0x1e0
[17181.008217][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17181.008217][T19513] 
[17191.247114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17191.247512][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17191.247512][T19513]      netdev_get_by_index+0x5e/0x80
[17191.247512][T19513]      fib6_nh_init+0x3d8/0x15b0
[17191.247512][T19513]      ip6_route_info_create+0xf18/0x17d0
[17191.247512][T19513]      ip6_route_add+0x1c/0x140
[17191.247512][T19513]      addrconf_prefix_route+0x2a6/0x430
[17191.247512][T19513]      inet6_addr_add+0x4f8/0xa40
[17191.247512][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17191.247512][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17191.247512][T19513]      netlink_rcv_skb+0x130/0x360
[17191.247512][T19513]      netlink_unicast+0x449/0x710
[17191.247512][T19513]      netlink_sendmsg+0x723/0xbe0
[17191.247512][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17191.247512][T19513]      ___sys_sendmsg+0xee/0x170
[17191.247512][T19513]      __sys_sendmsg+0xcd/0x170
[17191.247512][T19513]      do_syscall_64+0xc6/0x1e0
[17191.247512][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17191.247512][T19513] 
[17191.249999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17191.249999][T19513]      netdev_get_by_index+0x5e/0x80
[17191.249999][T19513]      fib6_nh_init+0x3d8/0x15b0
[17191.249999][T19513]      ip6_route_info_create+0xf18/0x17d0
[17191.249999][T19513]      addrconf_f6i_alloc+0x315/0x560
[17191.249999][T19513]      ipv6_add_addr+0x411/0x2000
[17191.249999][T19513]      inet6_addr_add+0x30e/0xa40
[17191.249999][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17191.249999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17191.249999][T19513]      netlink_rcv_skb+0x130/0x360
[17191.249999][T19513]      netlink_unicast+0x449/0x710
[17191.249999][T19513]      netlink_sendmsg+0x723/0xbe0
[17191.249999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17191.249999][T19513]      ___sys_sendmsg+0xee/0x170
[17191.249999][T19513]      __sys_sendmsg+0xcd/0x170
[17191.249999][T19513]      do_syscall_64+0xc6/0x1e0
[17191.249999][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17191.249999][T19513] 
[17191.252342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17191.252342][T19513]      netdev_get_by_index+0x5e/0x80
[17191.252342][T19513]      fib6_nh_init+0x3d8/0x15b0
[17191.252342][T19513]      ip6_route_info_create+0xf18/0x17d0
[17191.252342][T19513]      ip6_route_add+0x1c/0x140
[17191.252342][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17191.252342][T19513]      addrconf_add_dev+0xe2/0x170
[17191.252342][T19513]      inet6_addr_add+0x12f/0xa40
[17191.252342][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17191.252342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17191.252342][T19513]      netlink_rcv_skb+0x130/0x360
[17191.252342][T19513]      netlink_unicast+0x449/0x710
[17191.252342][T19513]      netlink_sendmsg+0x723/0xbe0
[17191.252342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17191.252342][T19513]      ___sys_sendmsg+0xee/0x170
[17191.252342][T19513]      __sys_sendmsg+0xcd/0x170
[17191.252342][T19513]      do_syscall_64+0xc6/0x1e0
[17191.252342][T19513] 
[17191.254668][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17191.254668][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17191.254668][T19513]      ipv6_find_idev+0x102/0x170
[17191.254668][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17191.254668][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17191.254668][T19513]      netlink_rcv_skb+0x130/0x360
[17191.254668][T19513]      netlink_unicast+0x449/0x710
[17191.254668][T19513]      netlink_sendmsg+0x723/0xbe0
[17191.254668][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17191.254668][T19513]      ___sys_sendmsg+0xee/0x170
[17191.254668][T19513]      __sys_sendmsg+0xcd/0x170
[17191.254668][T19513]      do_syscall_64+0xc6/0x1e0
[17191.254668][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17191.254668][T19513] 
[17191.256457][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17191.256457][T19513]      neigh_parms_alloc+0x1e5/0x510
[17191.256457][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17191.256457][T19513]      ipv6_find_idev+0x102/0x170
[17191.256457][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17191.256457][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17191.256457][T19513]      netlink_rcv_skb+0x130/0x360
[17191.256457][T19513]      netlink_unicast+0x449/0x710
[17191.256457][T19513]      netlink_sendmsg+0x723/0xbe0
[17191.256457][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17191.256457][T19513]      ___sys_sendmsg+0xee/0x170
[17191.256457][T19513]      __sys_sendmsg+0xcd/0x170
[17191.256457][T19513]      do_syscall_64+0xc6/0x1e0
[17191.256457][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17191.256457][T19513] 
[17201.495229][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17201.496037][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17201.496037][T19513]      netdev_get_by_index+0x5e/0x80
[17201.496037][T19513]      fib6_nh_init+0x3d8/0x15b0
[17201.496037][T19513]      ip6_route_info_create+0xf18/0x17d0
[17201.496037][T19513]      ip6_route_add+0x1c/0x140
[17201.496037][T19513]      addrconf_prefix_route+0x2a6/0x430
[17201.496037][T19513]      inet6_addr_add+0x4f8/0xa40
[17201.496037][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17201.496037][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17201.496037][T19513]      netlink_rcv_skb+0x130/0x360
[17201.496037][T19513]      netlink_unicast+0x449/0x710
[17201.496037][T19513]      netlink_sendmsg+0x723/0xbe0
[17201.496037][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17201.496037][T19513]      ___sys_sendmsg+0xee/0x170
[17201.496037][T19513]      __sys_sendmsg+0xcd/0x170
[17201.496037][T19513]      do_syscall_64+0xc6/0x1e0
[17201.496037][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17201.496037][T19513] 
[17201.498317][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17201.498317][T19513]      netdev_get_by_index+0x5e/0x80
[17201.498317][T19513]      fib6_nh_init+0x3d8/0x15b0
[17201.498317][T19513]      ip6_route_info_create+0xf18/0x17d0
[17201.498317][T19513]      addrconf_f6i_alloc+0x315/0x560
[17201.498317][T19513]      ipv6_add_addr+0x411/0x2000
[17201.498317][T19513]      inet6_addr_add+0x30e/0xa40
[17201.498317][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17201.498317][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17201.498317][T19513]      netlink_rcv_skb+0x130/0x360
[17201.498317][T19513]      netlink_unicast+0x449/0x710
[17201.498317][T19513]      netlink_sendmsg+0x723/0xbe0
[17201.498317][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17201.498317][T19513]      ___sys_sendmsg+0xee/0x170
[17201.498317][T19513]      __sys_sendmsg+0xcd/0x170
[17201.498317][T19513]      do_syscall_64+0xc6/0x1e0
[17201.498317][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17201.498317][T19513] 
[17201.500520][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17201.500520][T19513]      netdev_get_by_index+0x5e/0x80
[17201.500520][T19513]      fib6_nh_init+0x3d8/0x15b0
[17201.500520][T19513]      ip6_route_info_create+0xf18/0x17d0
[17201.500520][T19513]      ip6_route_add+0x1c/0x140
[17201.500520][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17201.500520][T19513]      addrconf_add_dev+0xe2/0x170
[17201.500520][T19513]      inet6_addr_add+0x12f/0xa40
[17201.500520][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17201.500520][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17201.500520][T19513]      netlink_rcv_skb+0x130/0x360
[17201.500520][T19513]      netlink_unicast+0x449/0x710
[17201.500520][T19513]      netlink_sendmsg+0x723/0xbe0
[17201.500520][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17201.500520][T19513]      ___sys_sendmsg+0xee/0x170
[17201.500520][T19513]      __sys_sendmsg+0xcd/0x170
[17201.500520][T19513]      do_syscall_64+0xc6/0x1e0
[17201.500520][T19513] 
[17201.502684][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17201.502684][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17201.502684][T19513]      ipv6_find_idev+0x102/0x170
[17201.502684][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17201.502684][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17201.502684][T19513]      netlink_rcv_skb+0x130/0x360
[17201.502684][T19513]      netlink_unicast+0x449/0x710
[17201.502684][T19513]      netlink_sendmsg+0x723/0xbe0
[17201.502684][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17201.502684][T19513]      ___sys_sendmsg+0xee/0x170
[17201.502684][T19513]      __sys_sendmsg+0xcd/0x170
[17201.502684][T19513]      do_syscall_64+0xc6/0x1e0
[17201.502684][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17201.502684][T19513] 
[17201.504381][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17201.504381][T19513]      neigh_parms_alloc+0x1e5/0x510
[17201.504381][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17201.504381][T19513]      ipv6_find_idev+0x102/0x170
[17201.504381][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17201.504381][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17201.504381][T19513]      netlink_rcv_skb+0x130/0x360
[17201.504381][T19513]      netlink_unicast+0x449/0x710
[17201.504381][T19513]      netlink_sendmsg+0x723/0xbe0
[17201.504381][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17201.504381][T19513]      ___sys_sendmsg+0xee/0x170
[17201.504381][T19513]      __sys_sendmsg+0xcd/0x170
[17201.504381][T19513]      do_syscall_64+0xc6/0x1e0
[17201.504381][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17201.504381][T19513] 
[17211.743168][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17211.743608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17211.743608][T19513]      netdev_get_by_index+0x5e/0x80
[17211.743608][T19513]      fib6_nh_init+0x3d8/0x15b0
[17211.743608][T19513]      ip6_route_info_create+0xf18/0x17d0
[17211.743608][T19513]      ip6_route_add+0x1c/0x140
[17211.743608][T19513]      addrconf_prefix_route+0x2a6/0x430
[17211.743608][T19513]      inet6_addr_add+0x4f8/0xa40
[17211.743608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17211.743608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17211.743608][T19513]      netlink_rcv_skb+0x130/0x360
[17211.743608][T19513]      netlink_unicast+0x449/0x710
[17211.743608][T19513]      netlink_sendmsg+0x723/0xbe0
[17211.743608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17211.743608][T19513]      ___sys_sendmsg+0xee/0x170
[17211.743608][T19513]      __sys_sendmsg+0xcd/0x170
[17211.743608][T19513]      do_syscall_64+0xc6/0x1e0
[17211.743608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17211.743608][T19513] 
[17211.745952][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17211.745952][T19513]      netdev_get_by_index+0x5e/0x80
[17211.745952][T19513]      fib6_nh_init+0x3d8/0x15b0
[17211.745952][T19513]      ip6_route_info_create+0xf18/0x17d0
[17211.745952][T19513]      addrconf_f6i_alloc+0x315/0x560
[17211.745952][T19513]      ipv6_add_addr+0x411/0x2000
[17211.745952][T19513]      inet6_addr_add+0x30e/0xa40
[17211.745952][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17211.745952][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17211.745952][T19513]      netlink_rcv_skb+0x130/0x360
[17211.745952][T19513]      netlink_unicast+0x449/0x710
[17211.745952][T19513]      netlink_sendmsg+0x723/0xbe0
[17211.745952][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17211.745952][T19513]      ___sys_sendmsg+0xee/0x170
[17211.745952][T19513]      __sys_sendmsg+0xcd/0x170
[17211.745952][T19513]      do_syscall_64+0xc6/0x1e0
[17211.745952][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17211.745952][T19513] 
[17211.748203][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17211.748203][T19513]      netdev_get_by_index+0x5e/0x80
[17211.748203][T19513]      fib6_nh_init+0x3d8/0x15b0
[17211.748203][T19513]      ip6_route_info_create+0xf18/0x17d0
[17211.748203][T19513]      ip6_route_add+0x1c/0x140
[17211.748203][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17211.748203][T19513]      addrconf_add_dev+0xe2/0x170
[17211.748203][T19513]      inet6_addr_add+0x12f/0xa40
[17211.748203][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17211.748203][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17211.748203][T19513]      netlink_rcv_skb+0x130/0x360
[17211.748203][T19513]      netlink_unicast+0x449/0x710
[17211.748203][T19513]      netlink_sendmsg+0x723/0xbe0
[17211.748203][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17211.748203][T19513]      ___sys_sendmsg+0xee/0x170
[17211.748203][T19513]      __sys_sendmsg+0xcd/0x170
[17211.748203][T19513]      do_syscall_64+0xc6/0x1e0
[17211.748203][T19513] 
[17211.750399][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17211.750399][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17211.750399][T19513]      ipv6_find_idev+0x102/0x170
[17211.750399][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17211.750399][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17211.750399][T19513]      netlink_rcv_skb+0x130/0x360
[17211.750399][T19513]      netlink_unicast+0x449/0x710
[17211.750399][T19513]      netlink_sendmsg+0x723/0xbe0
[17211.750399][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17211.750399][T19513]      ___sys_sendmsg+0xee/0x170
[17211.750399][T19513]      __sys_sendmsg+0xcd/0x170
[17211.750399][T19513]      do_syscall_64+0xc6/0x1e0
[17211.750399][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17211.750399][T19513] 
[17211.752109][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17211.752109][T19513]      neigh_parms_alloc+0x1e5/0x510
[17211.752109][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17211.752109][T19513]      ipv6_find_idev+0x102/0x170
[17211.752109][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17211.752109][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17211.752109][T19513]      netlink_rcv_skb+0x130/0x360
[17211.752109][T19513]      netlink_unicast+0x449/0x710
[17211.752109][T19513]      netlink_sendmsg+0x723/0xbe0
[17211.752109][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17211.752109][T19513]      ___sys_sendmsg+0xee/0x170
[17211.752109][T19513]      __sys_sendmsg+0xcd/0x170
[17211.752109][T19513]      do_syscall_64+0xc6/0x1e0
[17211.752109][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17211.752109][T19513] 
[17221.863229][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17221.863964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17221.863964][T19513]      netdev_get_by_index+0x5e/0x80
[17221.863964][T19513]      fib6_nh_init+0x3d8/0x15b0
[17221.863964][T19513]      ip6_route_info_create+0xf18/0x17d0
[17221.863964][T19513]      ip6_route_add+0x1c/0x140
[17221.863964][T19513]      addrconf_prefix_route+0x2a6/0x430
[17221.863964][T19513]      inet6_addr_add+0x4f8/0xa40
[17221.863964][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17221.863964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17221.863964][T19513]      netlink_rcv_skb+0x130/0x360
[17221.863964][T19513]      netlink_unicast+0x449/0x710
[17221.863964][T19513]      netlink_sendmsg+0x723/0xbe0
[17221.863964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17221.863964][T19513]      ___sys_sendmsg+0xee/0x170
[17221.863964][T19513]      __sys_sendmsg+0xcd/0x170
[17221.863964][T19513]      do_syscall_64+0xc6/0x1e0
[17221.863964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17221.863964][T19513] 
[17221.866076][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17221.866076][T19513]      netdev_get_by_index+0x5e/0x80
[17221.866076][T19513]      fib6_nh_init+0x3d8/0x15b0
[17221.866076][T19513]      ip6_route_info_create+0xf18/0x17d0
[17221.866076][T19513]      addrconf_f6i_alloc+0x315/0x560
[17221.866076][T19513]      ipv6_add_addr+0x411/0x2000
[17221.866076][T19513]      inet6_addr_add+0x30e/0xa40
[17221.866076][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17221.866076][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17221.866076][T19513]      netlink_rcv_skb+0x130/0x360
[17221.866076][T19513]      netlink_unicast+0x449/0x710
[17221.866076][T19513]      netlink_sendmsg+0x723/0xbe0
[17221.866076][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17221.866076][T19513]      ___sys_sendmsg+0xee/0x170
[17221.866076][T19513]      __sys_sendmsg+0xcd/0x170
[17221.866076][T19513]      do_syscall_64+0xc6/0x1e0
[17221.866076][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17221.866076][T19513] 
[17221.868235][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17221.868235][T19513]      netdev_get_by_index+0x5e/0x80
[17221.868235][T19513]      fib6_nh_init+0x3d8/0x15b0
[17221.868235][T19513]      ip6_route_info_create+0xf18/0x17d0
[17221.868235][T19513]      ip6_route_add+0x1c/0x140
[17221.868235][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17221.868235][T19513]      addrconf_add_dev+0xe2/0x170
[17221.868235][T19513]      inet6_addr_add+0x12f/0xa40
[17221.868235][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17221.868235][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17221.868235][T19513]      netlink_rcv_skb+0x130/0x360
[17221.868235][T19513]      netlink_unicast+0x449/0x710
[17221.868235][T19513]      netlink_sendmsg+0x723/0xbe0
[17221.868235][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17221.868235][T19513]      ___sys_sendmsg+0xee/0x170
[17221.868235][T19513]      __sys_sendmsg+0xcd/0x170
[17221.868235][T19513]      do_syscall_64+0xc6/0x1e0
[17221.868235][T19513] 
[17221.870354][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17221.870354][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17221.870354][T19513]      ipv6_find_idev+0x102/0x170
[17221.870354][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17221.870354][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17221.870354][T19513]      netlink_rcv_skb+0x130/0x360
[17221.870354][T19513]      netlink_unicast+0x449/0x710
[17221.870354][T19513]      netlink_sendmsg+0x723/0xbe0
[17221.870354][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17221.870354][T19513]      ___sys_sendmsg+0xee/0x170
[17221.870354][T19513]      __sys_sendmsg+0xcd/0x170
[17221.870354][T19513]      do_syscall_64+0xc6/0x1e0
[17221.870354][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17221.870354][T19513] 
[17221.872028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17221.872028][T19513]      neigh_parms_alloc+0x1e5/0x510
[17221.872028][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17221.872028][T19513]      ipv6_find_idev+0x102/0x170
[17221.872028][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17221.872028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17221.872028][T19513]      netlink_rcv_skb+0x130/0x360
[17221.872028][T19513]      netlink_unicast+0x449/0x710
[17221.872028][T19513]      netlink_sendmsg+0x723/0xbe0
[17221.872028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17221.872028][T19513]      ___sys_sendmsg+0xee/0x170
[17221.872028][T19513]      __sys_sendmsg+0xcd/0x170
[17221.872028][T19513]      do_syscall_64+0xc6/0x1e0
[17221.872028][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17221.872028][T19513] 
[17232.111155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17232.111635][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17232.111635][T19513]      netdev_get_by_index+0x5e/0x80
[17232.111635][T19513]      fib6_nh_init+0x3d8/0x15b0
[17232.111635][T19513]      ip6_route_info_create+0xf18/0x17d0
[17232.111635][T19513]      ip6_route_add+0x1c/0x140
[17232.111635][T19513]      addrconf_prefix_route+0x2a6/0x430
[17232.111635][T19513]      inet6_addr_add+0x4f8/0xa40
[17232.111635][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17232.111635][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17232.111635][T19513]      netlink_rcv_skb+0x130/0x360
[17232.111635][T19513]      netlink_unicast+0x449/0x710
[17232.111635][T19513]      netlink_sendmsg+0x723/0xbe0
[17232.111635][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17232.111635][T19513]      ___sys_sendmsg+0xee/0x170
[17232.111635][T19513]      __sys_sendmsg+0xcd/0x170
[17232.111635][T19513]      do_syscall_64+0xc6/0x1e0
[17232.111635][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17232.111635][T19513] 
[17232.113909][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17232.113909][T19513]      netdev_get_by_index+0x5e/0x80
[17232.113909][T19513]      fib6_nh_init+0x3d8/0x15b0
[17232.113909][T19513]      ip6_route_info_create+0xf18/0x17d0
[17232.113909][T19513]      addrconf_f6i_alloc+0x315/0x560
[17232.113909][T19513]      ipv6_add_addr+0x411/0x2000
[17232.113909][T19513]      inet6_addr_add+0x30e/0xa40
[17232.113909][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17232.113909][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17232.113909][T19513]      netlink_rcv_skb+0x130/0x360
[17232.113909][T19513]      netlink_unicast+0x449/0x710
[17232.113909][T19513]      netlink_sendmsg+0x723/0xbe0
[17232.113909][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17232.113909][T19513]      ___sys_sendmsg+0xee/0x170
[17232.113909][T19513]      __sys_sendmsg+0xcd/0x170
[17232.113909][T19513]      do_syscall_64+0xc6/0x1e0
[17232.113909][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17232.113909][T19513] 
[17232.116148][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17232.116148][T19513]      netdev_get_by_index+0x5e/0x80
[17232.116148][T19513]      fib6_nh_init+0x3d8/0x15b0
[17232.116148][T19513]      ip6_route_info_create+0xf18/0x17d0
[17232.116148][T19513]      ip6_route_add+0x1c/0x140
[17232.116148][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17232.116148][T19513]      addrconf_add_dev+0xe2/0x170
[17232.116148][T19513]      inet6_addr_add+0x12f/0xa40
[17232.116148][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17232.116148][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17232.116148][T19513]      netlink_rcv_skb+0x130/0x360
[17232.116148][T19513]      netlink_unicast+0x449/0x710
[17232.116148][T19513]      netlink_sendmsg+0x723/0xbe0
[17232.116148][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17232.116148][T19513]      ___sys_sendmsg+0xee/0x170
[17232.116148][T19513]      __sys_sendmsg+0xcd/0x170
[17232.116148][T19513]      do_syscall_64+0xc6/0x1e0
[17232.116148][T19513] 
[17232.118353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17232.118353][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17232.118353][T19513]      ipv6_find_idev+0x102/0x170
[17232.118353][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17232.118353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17232.118353][T19513]      netlink_rcv_skb+0x130/0x360
[17232.118353][T19513]      netlink_unicast+0x449/0x710
[17232.118353][T19513]      netlink_sendmsg+0x723/0xbe0
[17232.118353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17232.118353][T19513]      ___sys_sendmsg+0xee/0x170
[17232.118353][T19513]      __sys_sendmsg+0xcd/0x170
[17232.118353][T19513]      do_syscall_64+0xc6/0x1e0
[17232.118353][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17232.118353][T19513] 
[17232.120077][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17232.120077][T19513]      neigh_parms_alloc+0x1e5/0x510
[17232.120077][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17232.120077][T19513]      ipv6_find_idev+0x102/0x170
[17232.120077][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17232.120077][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17232.120077][T19513]      netlink_rcv_skb+0x130/0x360
[17232.120077][T19513]      netlink_unicast+0x449/0x710
[17232.120077][T19513]      netlink_sendmsg+0x723/0xbe0
[17232.120077][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17232.120077][T19513]      ___sys_sendmsg+0xee/0x170
[17232.120077][T19513]      __sys_sendmsg+0xcd/0x170
[17232.120077][T19513]      do_syscall_64+0xc6/0x1e0
[17232.120077][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17232.120077][T19513] 
[17242.359128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17242.359652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17242.359652][T19513]      netdev_get_by_index+0x5e/0x80
[17242.359652][T19513]      fib6_nh_init+0x3d8/0x15b0
[17242.359652][T19513]      ip6_route_info_create+0xf18/0x17d0
[17242.359652][T19513]      ip6_route_add+0x1c/0x140
[17242.359652][T19513]      addrconf_prefix_route+0x2a6/0x430
[17242.359652][T19513]      inet6_addr_add+0x4f8/0xa40
[17242.359652][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17242.359652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17242.359652][T19513]      netlink_rcv_skb+0x130/0x360
[17242.359652][T19513]      netlink_unicast+0x449/0x710
[17242.359652][T19513]      netlink_sendmsg+0x723/0xbe0
[17242.359652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17242.359652][T19513]      ___sys_sendmsg+0xee/0x170
[17242.359652][T19513]      __sys_sendmsg+0xcd/0x170
[17242.359652][T19513]      do_syscall_64+0xc6/0x1e0
[17242.359652][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17242.359652][T19513] 
[17242.362013][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17242.362013][T19513]      netdev_get_by_index+0x5e/0x80
[17242.362013][T19513]      fib6_nh_init+0x3d8/0x15b0
[17242.362013][T19513]      ip6_route_info_create+0xf18/0x17d0
[17242.362013][T19513]      addrconf_f6i_alloc+0x315/0x560
[17242.362013][T19513]      ipv6_add_addr+0x411/0x2000
[17242.362013][T19513]      inet6_addr_add+0x30e/0xa40
[17242.362013][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17242.362013][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17242.362013][T19513]      netlink_rcv_skb+0x130/0x360
[17242.362013][T19513]      netlink_unicast+0x449/0x710
[17242.362013][T19513]      netlink_sendmsg+0x723/0xbe0
[17242.362013][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17242.362013][T19513]      ___sys_sendmsg+0xee/0x170
[17242.362013][T19513]      __sys_sendmsg+0xcd/0x170
[17242.362013][T19513]      do_syscall_64+0xc6/0x1e0
[17242.362013][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17242.362013][T19513] 
[17242.364322][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17242.364322][T19513]      netdev_get_by_index+0x5e/0x80
[17242.364322][T19513]      fib6_nh_init+0x3d8/0x15b0
[17242.364322][T19513]      ip6_route_info_create+0xf18/0x17d0
[17242.364322][T19513]      ip6_route_add+0x1c/0x140
[17242.364322][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17242.364322][T19513]      addrconf_add_dev+0xe2/0x170
[17242.364322][T19513]      inet6_addr_add+0x12f/0xa40
[17242.364322][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17242.364322][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17242.364322][T19513]      netlink_rcv_skb+0x130/0x360
[17242.364322][T19513]      netlink_unicast+0x449/0x710
[17242.364322][T19513]      netlink_sendmsg+0x723/0xbe0
[17242.364322][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17242.364322][T19513]      ___sys_sendmsg+0xee/0x170
[17242.364322][T19513]      __sys_sendmsg+0xcd/0x170
[17242.364322][T19513]      do_syscall_64+0xc6/0x1e0
[17242.364322][T19513] 
[17242.366592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17242.366592][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17242.366592][T19513]      ipv6_find_idev+0x102/0x170
[17242.366592][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17242.366592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17242.366592][T19513]      netlink_rcv_skb+0x130/0x360
[17242.366592][T19513]      netlink_unicast+0x449/0x710
[17242.366592][T19513]      netlink_sendmsg+0x723/0xbe0
[17242.366592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17242.366592][T19513]      ___sys_sendmsg+0xee/0x170
[17242.366592][T19513]      __sys_sendmsg+0xcd/0x170
[17242.366592][T19513]      do_syscall_64+0xc6/0x1e0
[17242.366592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17242.366592][T19513] 
[17242.368388][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17242.368388][T19513]      neigh_parms_alloc+0x1e5/0x510
[17242.368388][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17242.368388][T19513]      ipv6_find_idev+0x102/0x170
[17242.368388][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17242.368388][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17242.368388][T19513]      netlink_rcv_skb+0x130/0x360
[17242.368388][T19513]      netlink_unicast+0x449/0x710
[17242.368388][T19513]      netlink_sendmsg+0x723/0xbe0
[17242.368388][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17242.368388][T19513]      ___sys_sendmsg+0xee/0x170
[17242.368388][T19513]      __sys_sendmsg+0xcd/0x170
[17242.368388][T19513]      do_syscall_64+0xc6/0x1e0
[17242.368388][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17242.368388][T19513] 
[17252.423140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17252.423618][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17252.423618][T19513]      netdev_get_by_index+0x5e/0x80
[17252.423618][T19513]      fib6_nh_init+0x3d8/0x15b0
[17252.423618][T19513]      ip6_route_info_create+0xf18/0x17d0
[17252.423618][T19513]      ip6_route_add+0x1c/0x140
[17252.423618][T19513]      addrconf_prefix_route+0x2a6/0x430
[17252.423618][T19513]      inet6_addr_add+0x4f8/0xa40
[17252.423618][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17252.423618][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17252.423618][T19513]      netlink_rcv_skb+0x130/0x360
[17252.423618][T19513]      netlink_unicast+0x449/0x710
[17252.423618][T19513]      netlink_sendmsg+0x723/0xbe0
[17252.423618][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17252.423618][T19513]      ___sys_sendmsg+0xee/0x170
[17252.423618][T19513]      __sys_sendmsg+0xcd/0x170
[17252.423618][T19513]      do_syscall_64+0xc6/0x1e0
[17252.423618][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17252.423618][T19513] 
[17252.425877][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17252.425877][T19513]      netdev_get_by_index+0x5e/0x80
[17252.425877][T19513]      fib6_nh_init+0x3d8/0x15b0
[17252.425877][T19513]      ip6_route_info_create+0xf18/0x17d0
[17252.425877][T19513]      addrconf_f6i_alloc+0x315/0x560
[17252.425877][T19513]      ipv6_add_addr+0x411/0x2000
[17252.425877][T19513]      inet6_addr_add+0x30e/0xa40
[17252.425877][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17252.425877][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17252.425877][T19513]      netlink_rcv_skb+0x130/0x360
[17252.425877][T19513]      netlink_unicast+0x449/0x710
[17252.425877][T19513]      netlink_sendmsg+0x723/0xbe0
[17252.425877][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17252.425877][T19513]      ___sys_sendmsg+0xee/0x170
[17252.425877][T19513]      __sys_sendmsg+0xcd/0x170
[17252.425877][T19513]      do_syscall_64+0xc6/0x1e0
[17252.425877][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17252.425877][T19513] 
[17252.428124][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17252.428124][T19513]      netdev_get_by_index+0x5e/0x80
[17252.428124][T19513]      fib6_nh_init+0x3d8/0x15b0
[17252.428124][T19513]      ip6_route_info_create+0xf18/0x17d0
[17252.428124][T19513]      ip6_route_add+0x1c/0x140
[17252.428124][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17252.428124][T19513]      addrconf_add_dev+0xe2/0x170
[17252.428124][T19513]      inet6_addr_add+0x12f/0xa40
[17252.428124][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17252.428124][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17252.428124][T19513]      netlink_rcv_skb+0x130/0x360
[17252.428124][T19513]      netlink_unicast+0x449/0x710
[17252.428124][T19513]      netlink_sendmsg+0x723/0xbe0
[17252.428124][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17252.428124][T19513]      ___sys_sendmsg+0xee/0x170
[17252.428124][T19513]      __sys_sendmsg+0xcd/0x170
[17252.428124][T19513]      do_syscall_64+0xc6/0x1e0
[17252.428124][T19513] 
[17252.430315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17252.430315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17252.430315][T19513]      ipv6_find_idev+0x102/0x170
[17252.430315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17252.430315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17252.430315][T19513]      netlink_rcv_skb+0x130/0x360
[17252.430315][T19513]      netlink_unicast+0x449/0x710
[17252.430315][T19513]      netlink_sendmsg+0x723/0xbe0
[17252.430315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17252.430315][T19513]      ___sys_sendmsg+0xee/0x170
[17252.430315][T19513]      __sys_sendmsg+0xcd/0x170
[17252.430315][T19513]      do_syscall_64+0xc6/0x1e0
[17252.430315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17252.430315][T19513] 
[17252.432031][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17252.432031][T19513]      neigh_parms_alloc+0x1e5/0x510
[17252.432031][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17252.432031][T19513]      ipv6_find_idev+0x102/0x170
[17252.432031][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17252.432031][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17252.432031][T19513]      netlink_rcv_skb+0x130/0x360
[17252.432031][T19513]      netlink_unicast+0x449/0x710
[17252.432031][T19513]      netlink_sendmsg+0x723/0xbe0
[17252.432031][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17252.432031][T19513]      ___sys_sendmsg+0xee/0x170
[17252.432031][T19513]      __sys_sendmsg+0xcd/0x170
[17252.432031][T19513]      do_syscall_64+0xc6/0x1e0
[17252.432031][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17252.432031][T19513] 
[17262.671142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17262.671616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17262.671616][T19513]      netdev_get_by_index+0x5e/0x80
[17262.671616][T19513]      fib6_nh_init+0x3d8/0x15b0
[17262.671616][T19513]      ip6_route_info_create+0xf18/0x17d0
[17262.671616][T19513]      ip6_route_add+0x1c/0x140
[17262.671616][T19513]      addrconf_prefix_route+0x2a6/0x430
[17262.671616][T19513]      inet6_addr_add+0x4f8/0xa40
[17262.671616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17262.671616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17262.671616][T19513]      netlink_rcv_skb+0x130/0x360
[17262.671616][T19513]      netlink_unicast+0x449/0x710
[17262.671616][T19513]      netlink_sendmsg+0x723/0xbe0
[17262.671616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17262.671616][T19513]      ___sys_sendmsg+0xee/0x170
[17262.671616][T19513]      __sys_sendmsg+0xcd/0x170
[17262.671616][T19513]      do_syscall_64+0xc6/0x1e0
[17262.671616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17262.671616][T19513] 
[17262.673876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17262.673876][T19513]      netdev_get_by_index+0x5e/0x80
[17262.673876][T19513]      fib6_nh_init+0x3d8/0x15b0
[17262.673876][T19513]      ip6_route_info_create+0xf18/0x17d0
[17262.673876][T19513]      addrconf_f6i_alloc+0x315/0x560
[17262.673876][T19513]      ipv6_add_addr+0x411/0x2000
[17262.673876][T19513]      inet6_addr_add+0x30e/0xa40
[17262.673876][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17262.673876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17262.673876][T19513]      netlink_rcv_skb+0x130/0x360
[17262.673876][T19513]      netlink_unicast+0x449/0x710
[17262.673876][T19513]      netlink_sendmsg+0x723/0xbe0
[17262.673876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17262.673876][T19513]      ___sys_sendmsg+0xee/0x170
[17262.673876][T19513]      __sys_sendmsg+0xcd/0x170
[17262.673876][T19513]      do_syscall_64+0xc6/0x1e0
[17262.673876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17262.673876][T19513] 
[17262.676109][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17262.676109][T19513]      netdev_get_by_index+0x5e/0x80
[17262.676109][T19513]      fib6_nh_init+0x3d8/0x15b0
[17262.676109][T19513]      ip6_route_info_create+0xf18/0x17d0
[17262.676109][T19513]      ip6_route_add+0x1c/0x140
[17262.676109][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17262.676109][T19513]      addrconf_add_dev+0xe2/0x170
[17262.676109][T19513]      inet6_addr_add+0x12f/0xa40
[17262.676109][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17262.676109][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17262.676109][T19513]      netlink_rcv_skb+0x130/0x360
[17262.676109][T19513]      netlink_unicast+0x449/0x710
[17262.676109][T19513]      netlink_sendmsg+0x723/0xbe0
[17262.676109][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17262.676109][T19513]      ___sys_sendmsg+0xee/0x170
[17262.676109][T19513]      __sys_sendmsg+0xcd/0x170
[17262.676109][T19513]      do_syscall_64+0xc6/0x1e0
[17262.676109][T19513] 
[17262.678314][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17262.678314][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17262.678314][T19513]      ipv6_find_idev+0x102/0x170
[17262.678314][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17262.678314][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17262.678314][T19513]      netlink_rcv_skb+0x130/0x360
[17262.678314][T19513]      netlink_unicast+0x449/0x710
[17262.678314][T19513]      netlink_sendmsg+0x723/0xbe0
[17262.678314][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17262.678314][T19513]      ___sys_sendmsg+0xee/0x170
[17262.678314][T19513]      __sys_sendmsg+0xcd/0x170
[17262.678314][T19513]      do_syscall_64+0xc6/0x1e0
[17262.678314][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17262.678314][T19513] 
[17262.680044][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17262.680044][T19513]      neigh_parms_alloc+0x1e5/0x510
[17262.680044][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17262.680044][T19513]      ipv6_find_idev+0x102/0x170
[17262.680044][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17262.680044][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17262.680044][T19513]      netlink_rcv_skb+0x130/0x360
[17262.680044][T19513]      netlink_unicast+0x449/0x710
[17262.680044][T19513]      netlink_sendmsg+0x723/0xbe0
[17262.680044][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17262.680044][T19513]      ___sys_sendmsg+0xee/0x170
[17262.680044][T19513]      __sys_sendmsg+0xcd/0x170
[17262.680044][T19513]      do_syscall_64+0xc6/0x1e0
[17262.680044][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17262.680044][T19513] 
[17272.919170][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17272.919653][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17272.919653][T19513]      netdev_get_by_index+0x5e/0x80
[17272.919653][T19513]      fib6_nh_init+0x3d8/0x15b0
[17272.919653][T19513]      ip6_route_info_create+0xf18/0x17d0
[17272.919653][T19513]      ip6_route_add+0x1c/0x140
[17272.919653][T19513]      addrconf_prefix_route+0x2a6/0x430
[17272.919653][T19513]      inet6_addr_add+0x4f8/0xa40
[17272.919653][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17272.919653][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17272.919653][T19513]      netlink_rcv_skb+0x130/0x360
[17272.919653][T19513]      netlink_unicast+0x449/0x710
[17272.919653][T19513]      netlink_sendmsg+0x723/0xbe0
[17272.919653][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17272.919653][T19513]      ___sys_sendmsg+0xee/0x170
[17272.919653][T19513]      __sys_sendmsg+0xcd/0x170
[17272.919653][T19513]      do_syscall_64+0xc6/0x1e0
[17272.919653][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17272.919653][T19513] 
[17272.921903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17272.921903][T19513]      netdev_get_by_index+0x5e/0x80
[17272.921903][T19513]      fib6_nh_init+0x3d8/0x15b0
[17272.921903][T19513]      ip6_route_info_create+0xf18/0x17d0
[17272.921903][T19513]      addrconf_f6i_alloc+0x315/0x560
[17272.921903][T19513]      ipv6_add_addr+0x411/0x2000
[17272.921903][T19513]      inet6_addr_add+0x30e/0xa40
[17272.921903][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17272.921903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17272.921903][T19513]      netlink_rcv_skb+0x130/0x360
[17272.921903][T19513]      netlink_unicast+0x449/0x710
[17272.921903][T19513]      netlink_sendmsg+0x723/0xbe0
[17272.921903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17272.921903][T19513]      ___sys_sendmsg+0xee/0x170
[17272.921903][T19513]      __sys_sendmsg+0xcd/0x170
[17272.921903][T19513]      do_syscall_64+0xc6/0x1e0
[17272.921903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17272.921903][T19513] 
[17272.924109][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17272.924109][T19513]      netdev_get_by_index+0x5e/0x80
[17272.924109][T19513]      fib6_nh_init+0x3d8/0x15b0
[17272.924109][T19513]      ip6_route_info_create+0xf18/0x17d0
[17272.924109][T19513]      ip6_route_add+0x1c/0x140
[17272.924109][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17272.924109][T19513]      addrconf_add_dev+0xe2/0x170
[17272.924109][T19513]      inet6_addr_add+0x12f/0xa40
[17272.924109][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17272.924109][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17272.924109][T19513]      netlink_rcv_skb+0x130/0x360
[17272.924109][T19513]      netlink_unicast+0x449/0x710
[17272.924109][T19513]      netlink_sendmsg+0x723/0xbe0
[17272.924109][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17272.924109][T19513]      ___sys_sendmsg+0xee/0x170
[17272.924109][T19513]      __sys_sendmsg+0xcd/0x170
[17272.924109][T19513]      do_syscall_64+0xc6/0x1e0
[17272.924109][T19513] 
[17272.926281][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17272.926281][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17272.926281][T19513]      ipv6_find_idev+0x102/0x170
[17272.926281][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17272.926281][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17272.926281][T19513]      netlink_rcv_skb+0x130/0x360
[17272.926281][T19513]      netlink_unicast+0x449/0x710
[17272.926281][T19513]      netlink_sendmsg+0x723/0xbe0
[17272.926281][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17272.926281][T19513]      ___sys_sendmsg+0xee/0x170
[17272.926281][T19513]      __sys_sendmsg+0xcd/0x170
[17272.926281][T19513]      do_syscall_64+0xc6/0x1e0
[17272.926281][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17272.926281][T19513] 
[17272.927982][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17272.927982][T19513]      neigh_parms_alloc+0x1e5/0x510
[17272.927982][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17272.927982][T19513]      ipv6_find_idev+0x102/0x170
[17272.927982][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17272.927982][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17272.927982][T19513]      netlink_rcv_skb+0x130/0x360
[17272.927982][T19513]      netlink_unicast+0x449/0x710
[17272.927982][T19513]      netlink_sendmsg+0x723/0xbe0
[17272.927982][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17272.927982][T19513]      ___sys_sendmsg+0xee/0x170
[17272.927982][T19513]      __sys_sendmsg+0xcd/0x170
[17272.927982][T19513]      do_syscall_64+0xc6/0x1e0
[17272.927982][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17272.927982][T19513] 
[17282.999152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17282.999609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17282.999609][T19513]      netdev_get_by_index+0x5e/0x80
[17282.999609][T19513]      fib6_nh_init+0x3d8/0x15b0
[17282.999609][T19513]      ip6_route_info_create+0xf18/0x17d0
[17282.999609][T19513]      ip6_route_add+0x1c/0x140
[17282.999609][T19513]      addrconf_prefix_route+0x2a6/0x430
[17282.999609][T19513]      inet6_addr_add+0x4f8/0xa40
[17282.999609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17282.999609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17282.999609][T19513]      netlink_rcv_skb+0x130/0x360
[17282.999609][T19513]      netlink_unicast+0x449/0x710
[17282.999609][T19513]      netlink_sendmsg+0x723/0xbe0
[17282.999609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17282.999609][T19513]      ___sys_sendmsg+0xee/0x170
[17282.999609][T19513]      __sys_sendmsg+0xcd/0x170
[17282.999609][T19513]      do_syscall_64+0xc6/0x1e0
[17282.999609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17282.999609][T19513] 
[17283.001842][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17283.001842][T19513]      netdev_get_by_index+0x5e/0x80
[17283.001842][T19513]      fib6_nh_init+0x3d8/0x15b0
[17283.001842][T19513]      ip6_route_info_create+0xf18/0x17d0
[17283.001842][T19513]      addrconf_f6i_alloc+0x315/0x560
[17283.001842][T19513]      ipv6_add_addr+0x411/0x2000
[17283.001842][T19513]      inet6_addr_add+0x30e/0xa40
[17283.001842][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17283.001842][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17283.001842][T19513]      netlink_rcv_skb+0x130/0x360
[17283.001842][T19513]      netlink_unicast+0x449/0x710
[17283.001842][T19513]      netlink_sendmsg+0x723/0xbe0
[17283.001842][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17283.001842][T19513]      ___sys_sendmsg+0xee/0x170
[17283.001842][T19513]      __sys_sendmsg+0xcd/0x170
[17283.001842][T19513]      do_syscall_64+0xc6/0x1e0
[17283.001842][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17283.001842][T19513] 
[17283.004040][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17283.004040][T19513]      netdev_get_by_index+0x5e/0x80
[17283.004040][T19513]      fib6_nh_init+0x3d8/0x15b0
[17283.004040][T19513]      ip6_route_info_create+0xf18/0x17d0
[17283.004040][T19513]      ip6_route_add+0x1c/0x140
[17283.004040][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17283.004040][T19513]      addrconf_add_dev+0xe2/0x170
[17283.004040][T19513]      inet6_addr_add+0x12f/0xa40
[17283.004040][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17283.004040][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17283.004040][T19513]      netlink_rcv_skb+0x130/0x360
[17283.004040][T19513]      netlink_unicast+0x449/0x710
[17283.004040][T19513]      netlink_sendmsg+0x723/0xbe0
[17283.004040][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17283.004040][T19513]      ___sys_sendmsg+0xee/0x170
[17283.004040][T19513]      __sys_sendmsg+0xcd/0x170
[17283.004040][T19513]      do_syscall_64+0xc6/0x1e0
[17283.004040][T19513] 
[17283.006211][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17283.006211][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17283.006211][T19513]      ipv6_find_idev+0x102/0x170
[17283.006211][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17283.006211][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17283.006211][T19513]      netlink_rcv_skb+0x130/0x360
[17283.006211][T19513]      netlink_unicast+0x449/0x710
[17283.006211][T19513]      netlink_sendmsg+0x723/0xbe0
[17283.006211][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17283.006211][T19513]      ___sys_sendmsg+0xee/0x170
[17283.006211][T19513]      __sys_sendmsg+0xcd/0x170
[17283.006211][T19513]      do_syscall_64+0xc6/0x1e0
[17283.006211][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17283.006211][T19513] 
[17283.007918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17283.007918][T19513]      neigh_parms_alloc+0x1e5/0x510
[17283.007918][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17283.007918][T19513]      ipv6_find_idev+0x102/0x170
[17283.007918][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17283.007918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17283.007918][T19513]      netlink_rcv_skb+0x130/0x360
[17283.007918][T19513]      netlink_unicast+0x449/0x710
[17283.007918][T19513]      netlink_sendmsg+0x723/0xbe0
[17283.007918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17283.007918][T19513]      ___sys_sendmsg+0xee/0x170
[17283.007918][T19513]      __sys_sendmsg+0xcd/0x170
[17283.007918][T19513]      do_syscall_64+0xc6/0x1e0
[17283.007918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17283.007918][T19513] 
[17293.191201][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17293.191892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17293.191892][T19513]      netdev_get_by_index+0x5e/0x80
[17293.191892][T19513]      fib6_nh_init+0x3d8/0x15b0
[17293.191892][T19513]      ip6_route_info_create+0xf18/0x17d0
[17293.191892][T19513]      ip6_route_add+0x1c/0x140
[17293.191892][T19513]      addrconf_prefix_route+0x2a6/0x430
[17293.191892][T19513]      inet6_addr_add+0x4f8/0xa40
[17293.191892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17293.191892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17293.191892][T19513]      netlink_rcv_skb+0x130/0x360
[17293.191892][T19513]      netlink_unicast+0x449/0x710
[17293.191892][T19513]      netlink_sendmsg+0x723/0xbe0
[17293.191892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17293.191892][T19513]      ___sys_sendmsg+0xee/0x170
[17293.191892][T19513]      __sys_sendmsg+0xcd/0x170
[17293.191892][T19513]      do_syscall_64+0xc6/0x1e0
[17293.191892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17293.191892][T19513] 
[17293.194094][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17293.194094][T19513]      netdev_get_by_index+0x5e/0x80
[17293.194094][T19513]      fib6_nh_init+0x3d8/0x15b0
[17293.194094][T19513]      ip6_route_info_create+0xf18/0x17d0
[17293.194094][T19513]      addrconf_f6i_alloc+0x315/0x560
[17293.194094][T19513]      ipv6_add_addr+0x411/0x2000
[17293.194094][T19513]      inet6_addr_add+0x30e/0xa40
[17293.194094][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17293.194094][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17293.194094][T19513]      netlink_rcv_skb+0x130/0x360
[17293.194094][T19513]      netlink_unicast+0x449/0x710
[17293.194094][T19513]      netlink_sendmsg+0x723/0xbe0
[17293.194094][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17293.194094][T19513]      ___sys_sendmsg+0xee/0x170
[17293.194094][T19513]      __sys_sendmsg+0xcd/0x170
[17293.194094][T19513]      do_syscall_64+0xc6/0x1e0
[17293.194094][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17293.194094][T19513] 
[17293.196241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17293.196241][T19513]      netdev_get_by_index+0x5e/0x80
[17293.196241][T19513]      fib6_nh_init+0x3d8/0x15b0
[17293.196241][T19513]      ip6_route_info_create+0xf18/0x17d0
[17293.196241][T19513]      ip6_route_add+0x1c/0x140
[17293.196241][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17293.196241][T19513]      addrconf_add_dev+0xe2/0x170
[17293.196241][T19513]      inet6_addr_add+0x12f/0xa40
[17293.196241][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17293.196241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17293.196241][T19513]      netlink_rcv_skb+0x130/0x360
[17293.196241][T19513]      netlink_unicast+0x449/0x710
[17293.196241][T19513]      netlink_sendmsg+0x723/0xbe0
[17293.196241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17293.196241][T19513]      ___sys_sendmsg+0xee/0x170
[17293.196241][T19513]      __sys_sendmsg+0xcd/0x170
[17293.196241][T19513]      do_syscall_64+0xc6/0x1e0
[17293.196241][T19513] 
[17293.198364][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17293.198364][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17293.198364][T19513]      ipv6_find_idev+0x102/0x170
[17293.198364][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17293.198364][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17293.198364][T19513]      netlink_rcv_skb+0x130/0x360
[17293.198364][T19513]      netlink_unicast+0x449/0x710
[17293.198364][T19513]      netlink_sendmsg+0x723/0xbe0
[17293.198364][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17293.198364][T19513]      ___sys_sendmsg+0xee/0x170
[17293.198364][T19513]      __sys_sendmsg+0xcd/0x170
[17293.198364][T19513]      do_syscall_64+0xc6/0x1e0
[17293.198364][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17293.198364][T19513] 
[17293.200012][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17293.200012][T19513]      neigh_parms_alloc+0x1e5/0x510
[17293.200012][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17293.200012][T19513]      ipv6_find_idev+0x102/0x170
[17293.200012][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17293.200012][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17293.200012][T19513]      netlink_rcv_skb+0x130/0x360
[17293.200012][T19513]      netlink_unicast+0x449/0x710
[17293.200012][T19513]      netlink_sendmsg+0x723/0xbe0
[17293.200012][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17293.200012][T19513]      ___sys_sendmsg+0xee/0x170
[17293.200012][T19513]      __sys_sendmsg+0xcd/0x170
[17293.200012][T19513]      do_syscall_64+0xc6/0x1e0
[17293.200012][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17293.200012][T19513] 
[17303.351117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17303.351584][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17303.351584][T19513]      netdev_get_by_index+0x5e/0x80
[17303.351584][T19513]      fib6_nh_init+0x3d8/0x15b0
[17303.351584][T19513]      ip6_route_info_create+0xf18/0x17d0
[17303.351584][T19513]      ip6_route_add+0x1c/0x140
[17303.351584][T19513]      addrconf_prefix_route+0x2a6/0x430
[17303.351584][T19513]      inet6_addr_add+0x4f8/0xa40
[17303.351584][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17303.351584][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17303.351584][T19513]      netlink_rcv_skb+0x130/0x360
[17303.351584][T19513]      netlink_unicast+0x449/0x710
[17303.351584][T19513]      netlink_sendmsg+0x723/0xbe0
[17303.351584][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17303.351584][T19513]      ___sys_sendmsg+0xee/0x170
[17303.351584][T19513]      __sys_sendmsg+0xcd/0x170
[17303.351584][T19513]      do_syscall_64+0xc6/0x1e0
[17303.351584][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17303.351584][T19513] 
[17303.353810][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17303.353810][T19513]      netdev_get_by_index+0x5e/0x80
[17303.353810][T19513]      fib6_nh_init+0x3d8/0x15b0
[17303.353810][T19513]      ip6_route_info_create+0xf18/0x17d0
[17303.353810][T19513]      addrconf_f6i_alloc+0x315/0x560
[17303.353810][T19513]      ipv6_add_addr+0x411/0x2000
[17303.353810][T19513]      inet6_addr_add+0x30e/0xa40
[17303.353810][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17303.353810][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17303.353810][T19513]      netlink_rcv_skb+0x130/0x360
[17303.353810][T19513]      netlink_unicast+0x449/0x710
[17303.353810][T19513]      netlink_sendmsg+0x723/0xbe0
[17303.353810][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17303.353810][T19513]      ___sys_sendmsg+0xee/0x170
[17303.353810][T19513]      __sys_sendmsg+0xcd/0x170
[17303.353810][T19513]      do_syscall_64+0xc6/0x1e0
[17303.353810][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17303.353810][T19513] 
[17303.356018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17303.356018][T19513]      netdev_get_by_index+0x5e/0x80
[17303.356018][T19513]      fib6_nh_init+0x3d8/0x15b0
[17303.356018][T19513]      ip6_route_info_create+0xf18/0x17d0
[17303.356018][T19513]      ip6_route_add+0x1c/0x140
[17303.356018][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17303.356018][T19513]      addrconf_add_dev+0xe2/0x170
[17303.356018][T19513]      inet6_addr_add+0x12f/0xa40
[17303.356018][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17303.356018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17303.356018][T19513]      netlink_rcv_skb+0x130/0x360
[17303.356018][T19513]      netlink_unicast+0x449/0x710
[17303.356018][T19513]      netlink_sendmsg+0x723/0xbe0
[17303.356018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17303.356018][T19513]      ___sys_sendmsg+0xee/0x170
[17303.356018][T19513]      __sys_sendmsg+0xcd/0x170
[17303.356018][T19513]      do_syscall_64+0xc6/0x1e0
[17303.356018][T19513] 
[17303.358198][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17303.358198][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17303.358198][T19513]      ipv6_find_idev+0x102/0x170
[17303.358198][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17303.358198][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17303.358198][T19513]      netlink_rcv_skb+0x130/0x360
[17303.358198][T19513]      netlink_unicast+0x449/0x710
[17303.358198][T19513]      netlink_sendmsg+0x723/0xbe0
[17303.358198][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17303.358198][T19513]      ___sys_sendmsg+0xee/0x170
[17303.358198][T19513]      __sys_sendmsg+0xcd/0x170
[17303.358198][T19513]      do_syscall_64+0xc6/0x1e0
[17303.358198][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17303.358198][T19513] 
[17303.360415][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17303.360415][T19513]      neigh_parms_alloc+0x1e5/0x510
[17303.360415][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17303.360415][T19513]      ipv6_find_idev+0x102/0x170
[17303.360415][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17303.360415][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17303.360415][T19513]      netlink_rcv_skb+0x130/0x360
[17303.360415][T19513]      netlink_unicast+0x449/0x710
[17303.360415][T19513]      netlink_sendmsg+0x723/0xbe0
[17303.360415][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17303.360415][T19513]      ___sys_sendmsg+0xee/0x170
[17303.360415][T19513]      __sys_sendmsg+0xcd/0x170
[17303.360415][T19513]      do_syscall_64+0xc6/0x1e0
[17303.360415][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17303.360415][T19513] 
[17313.599206][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17313.600028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17313.600028][T19513]      netdev_get_by_index+0x5e/0x80
[17313.600028][T19513]      fib6_nh_init+0x3d8/0x15b0
[17313.600028][T19513]      ip6_route_info_create+0xf18/0x17d0
[17313.600028][T19513]      ip6_route_add+0x1c/0x140
[17313.600028][T19513]      addrconf_prefix_route+0x2a6/0x430
[17313.600028][T19513]      inet6_addr_add+0x4f8/0xa40
[17313.600028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17313.600028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17313.600028][T19513]      netlink_rcv_skb+0x130/0x360
[17313.600028][T19513]      netlink_unicast+0x449/0x710
[17313.600028][T19513]      netlink_sendmsg+0x723/0xbe0
[17313.600028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17313.600028][T19513]      ___sys_sendmsg+0xee/0x170
[17313.600028][T19513]      __sys_sendmsg+0xcd/0x170
[17313.600028][T19513]      do_syscall_64+0xc6/0x1e0
[17313.600028][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17313.600028][T19513] 
[17313.602403][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17313.602403][T19513]      netdev_get_by_index+0x5e/0x80
[17313.602403][T19513]      fib6_nh_init+0x3d8/0x15b0
[17313.602403][T19513]      ip6_route_info_create+0xf18/0x17d0
[17313.602403][T19513]      addrconf_f6i_alloc+0x315/0x560
[17313.602403][T19513]      ipv6_add_addr+0x411/0x2000
[17313.602403][T19513]      inet6_addr_add+0x30e/0xa40
[17313.602403][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17313.602403][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17313.602403][T19513]      netlink_rcv_skb+0x130/0x360
[17313.602403][T19513]      netlink_unicast+0x449/0x710
[17313.602403][T19513]      netlink_sendmsg+0x723/0xbe0
[17313.602403][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17313.602403][T19513]      ___sys_sendmsg+0xee/0x170
[17313.602403][T19513]      __sys_sendmsg+0xcd/0x170
[17313.602403][T19513]      do_syscall_64+0xc6/0x1e0
[17313.602403][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17313.602403][T19513] 
[17313.604737][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17313.604737][T19513]      netdev_get_by_index+0x5e/0x80
[17313.604737][T19513]      fib6_nh_init+0x3d8/0x15b0
[17313.604737][T19513]      ip6_route_info_create+0xf18/0x17d0
[17313.604737][T19513]      ip6_route_add+0x1c/0x140
[17313.604737][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17313.604737][T19513]      addrconf_add_dev+0xe2/0x170
[17313.604737][T19513]      inet6_addr_add+0x12f/0xa40
[17313.604737][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17313.604737][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17313.604737][T19513]      netlink_rcv_skb+0x130/0x360
[17313.604737][T19513]      netlink_unicast+0x449/0x710
[17313.604737][T19513]      netlink_sendmsg+0x723/0xbe0
[17313.604737][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17313.604737][T19513]      ___sys_sendmsg+0xee/0x170
[17313.604737][T19513]      __sys_sendmsg+0xcd/0x170
[17313.604737][T19513]      do_syscall_64+0xc6/0x1e0
[17313.604737][T19513] 
[17313.607481][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17313.607481][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17313.607481][T19513]      ipv6_find_idev+0x102/0x170
[17313.607481][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17313.607481][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17313.607481][T19513]      netlink_rcv_skb+0x130/0x360
[17313.607481][T19513]      netlink_unicast+0x449/0x710
[17313.607481][T19513]      netlink_sendmsg+0x723/0xbe0
[17313.607481][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17313.607481][T19513]      ___sys_sendmsg+0xee/0x170
[17313.607481][T19513]      __sys_sendmsg+0xcd/0x170
[17313.607481][T19513]      do_syscall_64+0xc6/0x1e0
[17313.607481][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17313.607481][T19513] 
[17313.609189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17313.609189][T19513]      neigh_parms_alloc+0x1e5/0x510
[17313.609189][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17313.609189][T19513]      ipv6_find_idev+0x102/0x170
[17313.609189][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17313.609189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17313.609189][T19513]      netlink_rcv_skb+0x130/0x360
[17313.609189][T19513]      netlink_unicast+0x449/0x710
[17313.609189][T19513]      netlink_sendmsg+0x723/0xbe0
[17313.609189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17313.609189][T19513]      ___sys_sendmsg+0xee/0x170
[17313.609189][T19513]      __sys_sendmsg+0xcd/0x170
[17313.609189][T19513]      do_syscall_64+0xc6/0x1e0
[17313.609189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17313.609189][T19513] 
[17323.847160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17323.847650][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17323.847650][T19513]      netdev_get_by_index+0x5e/0x80
[17323.847650][T19513]      fib6_nh_init+0x3d8/0x15b0
[17323.847650][T19513]      ip6_route_info_create+0xf18/0x17d0
[17323.847650][T19513]      ip6_route_add+0x1c/0x140
[17323.847650][T19513]      addrconf_prefix_route+0x2a6/0x430
[17323.847650][T19513]      inet6_addr_add+0x4f8/0xa40
[17323.847650][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17323.847650][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17323.847650][T19513]      netlink_rcv_skb+0x130/0x360
[17323.847650][T19513]      netlink_unicast+0x449/0x710
[17323.847650][T19513]      netlink_sendmsg+0x723/0xbe0
[17323.847650][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17323.847650][T19513]      ___sys_sendmsg+0xee/0x170
[17323.847650][T19513]      __sys_sendmsg+0xcd/0x170
[17323.847650][T19513]      do_syscall_64+0xc6/0x1e0
[17323.847650][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17323.847650][T19513] 
[17323.849910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17323.849910][T19513]      netdev_get_by_index+0x5e/0x80
[17323.849910][T19513]      fib6_nh_init+0x3d8/0x15b0
[17323.849910][T19513]      ip6_route_info_create+0xf18/0x17d0
[17323.849910][T19513]      addrconf_f6i_alloc+0x315/0x560
[17323.849910][T19513]      ipv6_add_addr+0x411/0x2000
[17323.849910][T19513]      inet6_addr_add+0x30e/0xa40
[17323.849910][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17323.849910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17323.849910][T19513]      netlink_rcv_skb+0x130/0x360
[17323.849910][T19513]      netlink_unicast+0x449/0x710
[17323.849910][T19513]      netlink_sendmsg+0x723/0xbe0
[17323.849910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17323.849910][T19513]      ___sys_sendmsg+0xee/0x170
[17323.849910][T19513]      __sys_sendmsg+0xcd/0x170
[17323.849910][T19513]      do_syscall_64+0xc6/0x1e0
[17323.849910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17323.849910][T19513] 
[17323.852141][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17323.852141][T19513]      netdev_get_by_index+0x5e/0x80
[17323.852141][T19513]      fib6_nh_init+0x3d8/0x15b0
[17323.852141][T19513]      ip6_route_info_create+0xf18/0x17d0
[17323.852141][T19513]      ip6_route_add+0x1c/0x140
[17323.852141][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17323.852141][T19513]      addrconf_add_dev+0xe2/0x170
[17323.852141][T19513]      inet6_addr_add+0x12f/0xa40
[17323.852141][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17323.852141][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17323.852141][T19513]      netlink_rcv_skb+0x130/0x360
[17323.852141][T19513]      netlink_unicast+0x449/0x710
[17323.852141][T19513]      netlink_sendmsg+0x723/0xbe0
[17323.852141][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17323.852141][T19513]      ___sys_sendmsg+0xee/0x170
[17323.852141][T19513]      __sys_sendmsg+0xcd/0x170
[17323.852141][T19513]      do_syscall_64+0xc6/0x1e0
[17323.852141][T19513] 
[17323.854331][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17323.854331][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17323.854331][T19513]      ipv6_find_idev+0x102/0x170
[17323.854331][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17323.854331][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17323.854331][T19513]      netlink_rcv_skb+0x130/0x360
[17323.854331][T19513]      netlink_unicast+0x449/0x710
[17323.854331][T19513]      netlink_sendmsg+0x723/0xbe0
[17323.854331][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17323.854331][T19513]      ___sys_sendmsg+0xee/0x170
[17323.854331][T19513]      __sys_sendmsg+0xcd/0x170
[17323.854331][T19513]      do_syscall_64+0xc6/0x1e0
[17323.854331][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17323.854331][T19513] 
[17323.856043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17323.856043][T19513]      neigh_parms_alloc+0x1e5/0x510
[17323.856043][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17323.856043][T19513]      ipv6_find_idev+0x102/0x170
[17323.856043][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17323.856043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17323.856043][T19513]      netlink_rcv_skb+0x130/0x360
[17323.856043][T19513]      netlink_unicast+0x449/0x710
[17323.856043][T19513]      netlink_sendmsg+0x723/0xbe0
[17323.856043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17323.856043][T19513]      ___sys_sendmsg+0xee/0x170
[17323.856043][T19513]      __sys_sendmsg+0xcd/0x170
[17323.856043][T19513]      do_syscall_64+0xc6/0x1e0
[17323.856043][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17323.856043][T19513] 
[17334.095122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17334.095622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17334.095622][T19513]      netdev_get_by_index+0x5e/0x80
[17334.095622][T19513]      fib6_nh_init+0x3d8/0x15b0
[17334.095622][T19513]      ip6_route_info_create+0xf18/0x17d0
[17334.095622][T19513]      ip6_route_add+0x1c/0x140
[17334.095622][T19513]      addrconf_prefix_route+0x2a6/0x430
[17334.095622][T19513]      inet6_addr_add+0x4f8/0xa40
[17334.095622][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17334.095622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17334.095622][T19513]      netlink_rcv_skb+0x130/0x360
[17334.095622][T19513]      netlink_unicast+0x449/0x710
[17334.095622][T19513]      netlink_sendmsg+0x723/0xbe0
[17334.095622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17334.095622][T19513]      ___sys_sendmsg+0xee/0x170
[17334.095622][T19513]      __sys_sendmsg+0xcd/0x170
[17334.095622][T19513]      do_syscall_64+0xc6/0x1e0
[17334.095622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17334.095622][T19513] 
[17334.097887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17334.097887][T19513]      netdev_get_by_index+0x5e/0x80
[17334.097887][T19513]      fib6_nh_init+0x3d8/0x15b0
[17334.097887][T19513]      ip6_route_info_create+0xf18/0x17d0
[17334.097887][T19513]      addrconf_f6i_alloc+0x315/0x560
[17334.097887][T19513]      ipv6_add_addr+0x411/0x2000
[17334.097887][T19513]      inet6_addr_add+0x30e/0xa40
[17334.097887][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17334.097887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17334.097887][T19513]      netlink_rcv_skb+0x130/0x360
[17334.097887][T19513]      netlink_unicast+0x449/0x710
[17334.097887][T19513]      netlink_sendmsg+0x723/0xbe0
[17334.097887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17334.097887][T19513]      ___sys_sendmsg+0xee/0x170
[17334.097887][T19513]      __sys_sendmsg+0xcd/0x170
[17334.097887][T19513]      do_syscall_64+0xc6/0x1e0
[17334.097887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17334.097887][T19513] 
[17334.100654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17334.100654][T19513]      netdev_get_by_index+0x5e/0x80
[17334.100654][T19513]      fib6_nh_init+0x3d8/0x15b0
[17334.100654][T19513]      ip6_route_info_create+0xf18/0x17d0
[17334.100654][T19513]      ip6_route_add+0x1c/0x140
[17334.100654][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17334.100654][T19513]      addrconf_add_dev+0xe2/0x170
[17334.100654][T19513]      inet6_addr_add+0x12f/0xa40
[17334.100654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17334.100654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17334.100654][T19513]      netlink_rcv_skb+0x130/0x360
[17334.100654][T19513]      netlink_unicast+0x449/0x710
[17334.100654][T19513]      netlink_sendmsg+0x723/0xbe0
[17334.100654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17334.100654][T19513]      ___sys_sendmsg+0xee/0x170
[17334.100654][T19513]      __sys_sendmsg+0xcd/0x170
[17334.100654][T19513]      do_syscall_64+0xc6/0x1e0
[17334.100654][T19513] 
[17334.102862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17334.102862][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17334.102862][T19513]      ipv6_find_idev+0x102/0x170
[17334.102862][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17334.102862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17334.102862][T19513]      netlink_rcv_skb+0x130/0x360
[17334.102862][T19513]      netlink_unicast+0x449/0x710
[17334.102862][T19513]      netlink_sendmsg+0x723/0xbe0
[17334.102862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17334.102862][T19513]      ___sys_sendmsg+0xee/0x170
[17334.102862][T19513]      __sys_sendmsg+0xcd/0x170
[17334.102862][T19513]      do_syscall_64+0xc6/0x1e0
[17334.102862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17334.102862][T19513] 
[17334.104598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17334.104598][T19513]      neigh_parms_alloc+0x1e5/0x510
[17334.104598][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17334.104598][T19513]      ipv6_find_idev+0x102/0x170
[17334.104598][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17334.104598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17334.104598][T19513]      netlink_rcv_skb+0x130/0x360
[17334.104598][T19513]      netlink_unicast+0x449/0x710
[17334.104598][T19513]      netlink_sendmsg+0x723/0xbe0
[17334.104598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17334.104598][T19513]      ___sys_sendmsg+0xee/0x170
[17334.104598][T19513]      __sys_sendmsg+0xcd/0x170
[17334.104598][T19513]      do_syscall_64+0xc6/0x1e0
[17334.104598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17334.104598][T19513] 
[17344.119114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17344.119598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17344.119598][T19513]      netdev_get_by_index+0x5e/0x80
[17344.119598][T19513]      fib6_nh_init+0x3d8/0x15b0
[17344.119598][T19513]      ip6_route_info_create+0xf18/0x17d0
[17344.119598][T19513]      ip6_route_add+0x1c/0x140
[17344.119598][T19513]      addrconf_prefix_route+0x2a6/0x430
[17344.119598][T19513]      inet6_addr_add+0x4f8/0xa40
[17344.119598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17344.119598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17344.119598][T19513]      netlink_rcv_skb+0x130/0x360
[17344.119598][T19513]      netlink_unicast+0x449/0x710
[17344.119598][T19513]      netlink_sendmsg+0x723/0xbe0
[17344.119598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17344.119598][T19513]      ___sys_sendmsg+0xee/0x170
[17344.119598][T19513]      __sys_sendmsg+0xcd/0x170
[17344.119598][T19513]      do_syscall_64+0xc6/0x1e0
[17344.119598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17344.119598][T19513] 
[17344.121869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17344.121869][T19513]      netdev_get_by_index+0x5e/0x80
[17344.121869][T19513]      fib6_nh_init+0x3d8/0x15b0
[17344.121869][T19513]      ip6_route_info_create+0xf18/0x17d0
[17344.121869][T19513]      addrconf_f6i_alloc+0x315/0x560
[17344.121869][T19513]      ipv6_add_addr+0x411/0x2000
[17344.121869][T19513]      inet6_addr_add+0x30e/0xa40
[17344.121869][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17344.121869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17344.121869][T19513]      netlink_rcv_skb+0x130/0x360
[17344.121869][T19513]      netlink_unicast+0x449/0x710
[17344.121869][T19513]      netlink_sendmsg+0x723/0xbe0
[17344.121869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17344.121869][T19513]      ___sys_sendmsg+0xee/0x170
[17344.121869][T19513]      __sys_sendmsg+0xcd/0x170
[17344.121869][T19513]      do_syscall_64+0xc6/0x1e0
[17344.121869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17344.121869][T19513] 
[17344.124118][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17344.124118][T19513]      netdev_get_by_index+0x5e/0x80
[17344.124118][T19513]      fib6_nh_init+0x3d8/0x15b0
[17344.124118][T19513]      ip6_route_info_create+0xf18/0x17d0
[17344.124118][T19513]      ip6_route_add+0x1c/0x140
[17344.124118][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17344.124118][T19513]      addrconf_add_dev+0xe2/0x170
[17344.124118][T19513]      inet6_addr_add+0x12f/0xa40
[17344.124118][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17344.124118][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17344.124118][T19513]      netlink_rcv_skb+0x130/0x360
[17344.124118][T19513]      netlink_unicast+0x449/0x710
[17344.124118][T19513]      netlink_sendmsg+0x723/0xbe0
[17344.124118][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17344.124118][T19513]      ___sys_sendmsg+0xee/0x170
[17344.124118][T19513]      __sys_sendmsg+0xcd/0x170
[17344.124118][T19513]      do_syscall_64+0xc6/0x1e0
[17344.124118][T19513] 
[17344.126317][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17344.126317][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17344.126317][T19513]      ipv6_find_idev+0x102/0x170
[17344.126317][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17344.126317][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17344.126317][T19513]      netlink_rcv_skb+0x130/0x360
[17344.126317][T19513]      netlink_unicast+0x449/0x710
[17344.126317][T19513]      netlink_sendmsg+0x723/0xbe0
[17344.126317][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17344.126317][T19513]      ___sys_sendmsg+0xee/0x170
[17344.126317][T19513]      __sys_sendmsg+0xcd/0x170
[17344.126317][T19513]      do_syscall_64+0xc6/0x1e0
[17344.126317][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17344.126317][T19513] 
[17344.128042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17344.128042][T19513]      neigh_parms_alloc+0x1e5/0x510
[17344.128042][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17344.128042][T19513]      ipv6_find_idev+0x102/0x170
[17344.128042][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17344.128042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17344.128042][T19513]      netlink_rcv_skb+0x130/0x360
[17344.128042][T19513]      netlink_unicast+0x449/0x710
[17344.128042][T19513]      netlink_sendmsg+0x723/0xbe0
[17344.128042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17344.128042][T19513]      ___sys_sendmsg+0xee/0x170
[17344.128042][T19513]      __sys_sendmsg+0xcd/0x170
[17344.128042][T19513]      do_syscall_64+0xc6/0x1e0
[17344.128042][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17344.128042][T19513] 
[17354.367234][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17354.367924][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17354.367924][T19513]      netdev_get_by_index+0x5e/0x80
[17354.367924][T19513]      fib6_nh_init+0x3d8/0x15b0
[17354.367924][T19513]      ip6_route_info_create+0xf18/0x17d0
[17354.367924][T19513]      ip6_route_add+0x1c/0x140
[17354.367924][T19513]      addrconf_prefix_route+0x2a6/0x430
[17354.367924][T19513]      inet6_addr_add+0x4f8/0xa40
[17354.367924][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17354.367924][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17354.367924][T19513]      netlink_rcv_skb+0x130/0x360
[17354.367924][T19513]      netlink_unicast+0x449/0x710
[17354.367924][T19513]      netlink_sendmsg+0x723/0xbe0
[17354.367924][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17354.367924][T19513]      ___sys_sendmsg+0xee/0x170
[17354.367924][T19513]      __sys_sendmsg+0xcd/0x170
[17354.367924][T19513]      do_syscall_64+0xc6/0x1e0
[17354.367924][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17354.367924][T19513] 
[17354.370028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17354.370028][T19513]      netdev_get_by_index+0x5e/0x80
[17354.370028][T19513]      fib6_nh_init+0x3d8/0x15b0
[17354.370028][T19513]      ip6_route_info_create+0xf18/0x17d0
[17354.370028][T19513]      addrconf_f6i_alloc+0x315/0x560
[17354.370028][T19513]      ipv6_add_addr+0x411/0x2000
[17354.370028][T19513]      inet6_addr_add+0x30e/0xa40
[17354.370028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17354.370028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17354.370028][T19513]      netlink_rcv_skb+0x130/0x360
[17354.370028][T19513]      netlink_unicast+0x449/0x710
[17354.370028][T19513]      netlink_sendmsg+0x723/0xbe0
[17354.370028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17354.370028][T19513]      ___sys_sendmsg+0xee/0x170
[17354.370028][T19513]      __sys_sendmsg+0xcd/0x170
[17354.370028][T19513]      do_syscall_64+0xc6/0x1e0
[17354.370028][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17354.370028][T19513] 
[17354.372151][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17354.372151][T19513]      netdev_get_by_index+0x5e/0x80
[17354.372151][T19513]      fib6_nh_init+0x3d8/0x15b0
[17354.372151][T19513]      ip6_route_info_create+0xf18/0x17d0
[17354.372151][T19513]      ip6_route_add+0x1c/0x140
[17354.372151][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17354.372151][T19513]      addrconf_add_dev+0xe2/0x170
[17354.372151][T19513]      inet6_addr_add+0x12f/0xa40
[17354.372151][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17354.372151][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17354.372151][T19513]      netlink_rcv_skb+0x130/0x360
[17354.372151][T19513]      netlink_unicast+0x449/0x710
[17354.372151][T19513]      netlink_sendmsg+0x723/0xbe0
[17354.372151][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17354.372151][T19513]      ___sys_sendmsg+0xee/0x170
[17354.372151][T19513]      __sys_sendmsg+0xcd/0x170
[17354.372151][T19513]      do_syscall_64+0xc6/0x1e0
[17354.372151][T19513] 
[17354.374183][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17354.374183][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17354.374183][T19513]      ipv6_find_idev+0x102/0x170
[17354.374183][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17354.374183][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17354.374183][T19513]      netlink_rcv_skb+0x130/0x360
[17354.374183][T19513]      netlink_unicast+0x449/0x710
[17354.374183][T19513]      netlink_sendmsg+0x723/0xbe0
[17354.374183][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17354.374183][T19513]      ___sys_sendmsg+0xee/0x170
[17354.374183][T19513]      __sys_sendmsg+0xcd/0x170
[17354.374183][T19513]      do_syscall_64+0xc6/0x1e0
[17354.374183][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17354.374183][T19513] 
[17354.375773][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17354.375773][T19513]      neigh_parms_alloc+0x1e5/0x510
[17354.375773][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17354.375773][T19513]      ipv6_find_idev+0x102/0x170
[17354.375773][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17354.375773][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17354.375773][T19513]      netlink_rcv_skb+0x130/0x360
[17354.375773][T19513]      netlink_unicast+0x449/0x710
[17354.375773][T19513]      netlink_sendmsg+0x723/0xbe0
[17354.375773][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17354.375773][T19513]      ___sys_sendmsg+0xee/0x170
[17354.375773][T19513]      __sys_sendmsg+0xcd/0x170
[17354.375773][T19513]      do_syscall_64+0xc6/0x1e0
[17354.375773][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17354.375773][T19513] 
[17364.615153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17364.615627][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17364.615627][T19513]      netdev_get_by_index+0x5e/0x80
[17364.615627][T19513]      fib6_nh_init+0x3d8/0x15b0
[17364.615627][T19513]      ip6_route_info_create+0xf18/0x17d0
[17364.615627][T19513]      ip6_route_add+0x1c/0x140
[17364.615627][T19513]      addrconf_prefix_route+0x2a6/0x430
[17364.615627][T19513]      inet6_addr_add+0x4f8/0xa40
[17364.615627][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17364.615627][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17364.615627][T19513]      netlink_rcv_skb+0x130/0x360
[17364.615627][T19513]      netlink_unicast+0x449/0x710
[17364.615627][T19513]      netlink_sendmsg+0x723/0xbe0
[17364.615627][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17364.615627][T19513]      ___sys_sendmsg+0xee/0x170
[17364.615627][T19513]      __sys_sendmsg+0xcd/0x170
[17364.615627][T19513]      do_syscall_64+0xc6/0x1e0
[17364.615627][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17364.615627][T19513] 
[17364.617900][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17364.617900][T19513]      netdev_get_by_index+0x5e/0x80
[17364.617900][T19513]      fib6_nh_init+0x3d8/0x15b0
[17364.617900][T19513]      ip6_route_info_create+0xf18/0x17d0
[17364.617900][T19513]      addrconf_f6i_alloc+0x315/0x560
[17364.617900][T19513]      ipv6_add_addr+0x411/0x2000
[17364.617900][T19513]      inet6_addr_add+0x30e/0xa40
[17364.617900][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17364.617900][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17364.617900][T19513]      netlink_rcv_skb+0x130/0x360
[17364.617900][T19513]      netlink_unicast+0x449/0x710
[17364.617900][T19513]      netlink_sendmsg+0x723/0xbe0
[17364.617900][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17364.617900][T19513]      ___sys_sendmsg+0xee/0x170
[17364.617900][T19513]      __sys_sendmsg+0xcd/0x170
[17364.617900][T19513]      do_syscall_64+0xc6/0x1e0
[17364.617900][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17364.617900][T19513] 
[17364.620245][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17364.620245][T19513]      netdev_get_by_index+0x5e/0x80
[17364.620245][T19513]      fib6_nh_init+0x3d8/0x15b0
[17364.620245][T19513]      ip6_route_info_create+0xf18/0x17d0
[17364.620245][T19513]      ip6_route_add+0x1c/0x140
[17364.620245][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17364.620245][T19513]      addrconf_add_dev+0xe2/0x170
[17364.620245][T19513]      inet6_addr_add+0x12f/0xa40
[17364.620245][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17364.620245][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17364.620245][T19513]      netlink_rcv_skb+0x130/0x360
[17364.620245][T19513]      netlink_unicast+0x449/0x710
[17364.620245][T19513]      netlink_sendmsg+0x723/0xbe0
[17364.620245][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17364.620245][T19513]      ___sys_sendmsg+0xee/0x170
[17364.620245][T19513]      __sys_sendmsg+0xcd/0x170
[17364.620245][T19513]      do_syscall_64+0xc6/0x1e0
[17364.620245][T19513] 
[17364.622440][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17364.622440][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17364.622440][T19513]      ipv6_find_idev+0x102/0x170
[17364.622440][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17364.622440][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17364.622440][T19513]      netlink_rcv_skb+0x130/0x360
[17364.622440][T19513]      netlink_unicast+0x449/0x710
[17364.622440][T19513]      netlink_sendmsg+0x723/0xbe0
[17364.622440][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17364.622440][T19513]      ___sys_sendmsg+0xee/0x170
[17364.622440][T19513]      __sys_sendmsg+0xcd/0x170
[17364.622440][T19513]      do_syscall_64+0xc6/0x1e0
[17364.622440][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17364.622440][T19513] 
[17364.624162][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17364.624162][T19513]      neigh_parms_alloc+0x1e5/0x510
[17364.624162][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17364.624162][T19513]      ipv6_find_idev+0x102/0x170
[17364.624162][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17364.624162][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17364.624162][T19513]      netlink_rcv_skb+0x130/0x360
[17364.624162][T19513]      netlink_unicast+0x449/0x710
[17364.624162][T19513]      netlink_sendmsg+0x723/0xbe0
[17364.624162][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17364.624162][T19513]      ___sys_sendmsg+0xee/0x170
[17364.624162][T19513]      __sys_sendmsg+0xcd/0x170
[17364.624162][T19513]      do_syscall_64+0xc6/0x1e0
[17364.624162][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17364.624162][T19513] 
[17374.879245][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17374.879935][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17374.879935][T19513]      netdev_get_by_index+0x5e/0x80
[17374.879935][T19513]      fib6_nh_init+0x3d8/0x15b0
[17374.879935][T19513]      ip6_route_info_create+0xf18/0x17d0
[17374.879935][T19513]      ip6_route_add+0x1c/0x140
[17374.879935][T19513]      addrconf_prefix_route+0x2a6/0x430
[17374.879935][T19513]      inet6_addr_add+0x4f8/0xa40
[17374.879935][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17374.879935][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17374.879935][T19513]      netlink_rcv_skb+0x130/0x360
[17374.879935][T19513]      netlink_unicast+0x449/0x710
[17374.879935][T19513]      netlink_sendmsg+0x723/0xbe0
[17374.879935][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17374.879935][T19513]      ___sys_sendmsg+0xee/0x170
[17374.879935][T19513]      __sys_sendmsg+0xcd/0x170
[17374.879935][T19513]      do_syscall_64+0xc6/0x1e0
[17374.879935][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17374.879935][T19513] 
[17374.882255][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17374.882255][T19513]      netdev_get_by_index+0x5e/0x80
[17374.882255][T19513]      fib6_nh_init+0x3d8/0x15b0
[17374.882255][T19513]      ip6_route_info_create+0xf18/0x17d0
[17374.882255][T19513]      addrconf_f6i_alloc+0x315/0x560
[17374.882255][T19513]      ipv6_add_addr+0x411/0x2000
[17374.882255][T19513]      inet6_addr_add+0x30e/0xa40
[17374.882255][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17374.882255][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17374.882255][T19513]      netlink_rcv_skb+0x130/0x360
[17374.882255][T19513]      netlink_unicast+0x449/0x710
[17374.882255][T19513]      netlink_sendmsg+0x723/0xbe0
[17374.882255][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17374.882255][T19513]      ___sys_sendmsg+0xee/0x170
[17374.882255][T19513]      __sys_sendmsg+0xcd/0x170
[17374.882255][T19513]      do_syscall_64+0xc6/0x1e0
[17374.882255][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17374.882255][T19513] 
[17374.884649][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17374.884649][T19513]      netdev_get_by_index+0x5e/0x80
[17374.884649][T19513]      fib6_nh_init+0x3d8/0x15b0
[17374.884649][T19513]      ip6_route_info_create+0xf18/0x17d0
[17374.884649][T19513]      ip6_route_add+0x1c/0x140
[17374.884649][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17374.884649][T19513]      addrconf_add_dev+0xe2/0x170
[17374.884649][T19513]      inet6_addr_add+0x12f/0xa40
[17374.884649][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17374.884649][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17374.884649][T19513]      netlink_rcv_skb+0x130/0x360
[17374.884649][T19513]      netlink_unicast+0x449/0x710
[17374.884649][T19513]      netlink_sendmsg+0x723/0xbe0
[17374.884649][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17374.884649][T19513]      ___sys_sendmsg+0xee/0x170
[17374.884649][T19513]      __sys_sendmsg+0xcd/0x170
[17374.884649][T19513]      do_syscall_64+0xc6/0x1e0
[17374.884649][T19513] 
[17374.886973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17374.886973][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17374.886973][T19513]      ipv6_find_idev+0x102/0x170
[17374.886973][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17374.886973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17374.886973][T19513]      netlink_rcv_skb+0x130/0x360
[17374.886973][T19513]      netlink_unicast+0x449/0x710
[17374.886973][T19513]      netlink_sendmsg+0x723/0xbe0
[17374.886973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17374.886973][T19513]      ___sys_sendmsg+0xee/0x170
[17374.886973][T19513]      __sys_sendmsg+0xcd/0x170
[17374.886973][T19513]      do_syscall_64+0xc6/0x1e0
[17374.886973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17374.886973][T19513] 
[17374.888797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17374.888797][T19513]      neigh_parms_alloc+0x1e5/0x510
[17374.888797][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17374.888797][T19513]      ipv6_find_idev+0x102/0x170
[17374.888797][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17374.888797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17374.888797][T19513]      netlink_rcv_skb+0x130/0x360
[17374.888797][T19513]      netlink_unicast+0x449/0x710
[17374.888797][T19513]      netlink_sendmsg+0x723/0xbe0
[17374.888797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17374.888797][T19513]      ___sys_sendmsg+0xee/0x170
[17374.888797][T19513]      __sys_sendmsg+0xcd/0x170
[17374.888797][T19513]      do_syscall_64+0xc6/0x1e0
[17374.888797][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17374.888797][T19513] 
[17385.127150][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17385.127549][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17385.127549][T19513]      netdev_get_by_index+0x5e/0x80
[17385.127549][T19513]      fib6_nh_init+0x3d8/0x15b0
[17385.127549][T19513]      ip6_route_info_create+0xf18/0x17d0
[17385.127549][T19513]      ip6_route_add+0x1c/0x140
[17385.127549][T19513]      addrconf_prefix_route+0x2a6/0x430
[17385.127549][T19513]      inet6_addr_add+0x4f8/0xa40
[17385.127549][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17385.127549][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17385.127549][T19513]      netlink_rcv_skb+0x130/0x360
[17385.127549][T19513]      netlink_unicast+0x449/0x710
[17385.127549][T19513]      netlink_sendmsg+0x723/0xbe0
[17385.127549][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17385.127549][T19513]      ___sys_sendmsg+0xee/0x170
[17385.127549][T19513]      __sys_sendmsg+0xcd/0x170
[17385.127549][T19513]      do_syscall_64+0xc6/0x1e0
[17385.127549][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17385.127549][T19513] 
[17385.129778][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17385.129778][T19513]      netdev_get_by_index+0x5e/0x80
[17385.129778][T19513]      fib6_nh_init+0x3d8/0x15b0
[17385.129778][T19513]      ip6_route_info_create+0xf18/0x17d0
[17385.129778][T19513]      addrconf_f6i_alloc+0x315/0x560
[17385.129778][T19513]      ipv6_add_addr+0x411/0x2000
[17385.129778][T19513]      inet6_addr_add+0x30e/0xa40
[17385.129778][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17385.129778][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17385.129778][T19513]      netlink_rcv_skb+0x130/0x360
[17385.129778][T19513]      netlink_unicast+0x449/0x710
[17385.129778][T19513]      netlink_sendmsg+0x723/0xbe0
[17385.129778][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17385.129778][T19513]      ___sys_sendmsg+0xee/0x170
[17385.129778][T19513]      __sys_sendmsg+0xcd/0x170
[17385.129778][T19513]      do_syscall_64+0xc6/0x1e0
[17385.129778][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17385.129778][T19513] 
[17385.131993][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17385.131993][T19513]      netdev_get_by_index+0x5e/0x80
[17385.131993][T19513]      fib6_nh_init+0x3d8/0x15b0
[17385.131993][T19513]      ip6_route_info_create+0xf18/0x17d0
[17385.131993][T19513]      ip6_route_add+0x1c/0x140
[17385.131993][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17385.131993][T19513]      addrconf_add_dev+0xe2/0x170
[17385.131993][T19513]      inet6_addr_add+0x12f/0xa40
[17385.131993][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17385.131993][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17385.131993][T19513]      netlink_rcv_skb+0x130/0x360
[17385.131993][T19513]      netlink_unicast+0x449/0x710
[17385.131993][T19513]      netlink_sendmsg+0x723/0xbe0
[17385.131993][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17385.131993][T19513]      ___sys_sendmsg+0xee/0x170
[17385.131993][T19513]      __sys_sendmsg+0xcd/0x170
[17385.131993][T19513]      do_syscall_64+0xc6/0x1e0
[17385.131993][T19513] 
[17385.134158][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17385.134158][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17385.134158][T19513]      ipv6_find_idev+0x102/0x170
[17385.134158][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17385.134158][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17385.134158][T19513]      netlink_rcv_skb+0x130/0x360
[17385.134158][T19513]      netlink_unicast+0x449/0x710
[17385.134158][T19513]      netlink_sendmsg+0x723/0xbe0
[17385.134158][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17385.134158][T19513]      ___sys_sendmsg+0xee/0x170
[17385.134158][T19513]      __sys_sendmsg+0xcd/0x170
[17385.134158][T19513]      do_syscall_64+0xc6/0x1e0
[17385.134158][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17385.134158][T19513] 
[17385.135856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17385.135856][T19513]      neigh_parms_alloc+0x1e5/0x510
[17385.135856][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17385.135856][T19513]      ipv6_find_idev+0x102/0x170
[17385.135856][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17385.135856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17385.135856][T19513]      netlink_rcv_skb+0x130/0x360
[17385.135856][T19513]      netlink_unicast+0x449/0x710
[17385.135856][T19513]      netlink_sendmsg+0x723/0xbe0
[17385.135856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17385.135856][T19513]      ___sys_sendmsg+0xee/0x170
[17385.135856][T19513]      __sys_sendmsg+0xcd/0x170
[17385.135856][T19513]      do_syscall_64+0xc6/0x1e0
[17385.135856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17385.135856][T19513] 
[17395.159223][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17395.159921][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17395.159921][T19513]      netdev_get_by_index+0x5e/0x80
[17395.159921][T19513]      fib6_nh_init+0x3d8/0x15b0
[17395.159921][T19513]      ip6_route_info_create+0xf18/0x17d0
[17395.159921][T19513]      ip6_route_add+0x1c/0x140
[17395.159921][T19513]      addrconf_prefix_route+0x2a6/0x430
[17395.159921][T19513]      inet6_addr_add+0x4f8/0xa40
[17395.159921][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17395.159921][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17395.159921][T19513]      netlink_rcv_skb+0x130/0x360
[17395.159921][T19513]      netlink_unicast+0x449/0x710
[17395.159921][T19513]      netlink_sendmsg+0x723/0xbe0
[17395.159921][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17395.159921][T19513]      ___sys_sendmsg+0xee/0x170
[17395.159921][T19513]      __sys_sendmsg+0xcd/0x170
[17395.159921][T19513]      do_syscall_64+0xc6/0x1e0
[17395.159921][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17395.159921][T19513] 
[17395.162141][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17395.162141][T19513]      netdev_get_by_index+0x5e/0x80
[17395.162141][T19513]      fib6_nh_init+0x3d8/0x15b0
[17395.162141][T19513]      ip6_route_info_create+0xf18/0x17d0
[17395.162141][T19513]      addrconf_f6i_alloc+0x315/0x560
[17395.162141][T19513]      ipv6_add_addr+0x411/0x2000
[17395.162141][T19513]      inet6_addr_add+0x30e/0xa40
[17395.162141][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17395.162141][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17395.162141][T19513]      netlink_rcv_skb+0x130/0x360
[17395.162141][T19513]      netlink_unicast+0x449/0x710
[17395.162141][T19513]      netlink_sendmsg+0x723/0xbe0
[17395.162141][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17395.162141][T19513]      ___sys_sendmsg+0xee/0x170
[17395.162141][T19513]      __sys_sendmsg+0xcd/0x170
[17395.162141][T19513]      do_syscall_64+0xc6/0x1e0
[17395.162141][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17395.162141][T19513] 
[17395.164348][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17395.164348][T19513]      netdev_get_by_index+0x5e/0x80
[17395.164348][T19513]      fib6_nh_init+0x3d8/0x15b0
[17395.164348][T19513]      ip6_route_info_create+0xf18/0x17d0
[17395.164348][T19513]      ip6_route_add+0x1c/0x140
[17395.164348][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17395.164348][T19513]      addrconf_add_dev+0xe2/0x170
[17395.164348][T19513]      inet6_addr_add+0x12f/0xa40
[17395.164348][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17395.164348][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17395.164348][T19513]      netlink_rcv_skb+0x130/0x360
[17395.164348][T19513]      netlink_unicast+0x449/0x710
[17395.164348][T19513]      netlink_sendmsg+0x723/0xbe0
[17395.164348][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17395.164348][T19513]      ___sys_sendmsg+0xee/0x170
[17395.164348][T19513]      __sys_sendmsg+0xcd/0x170
[17395.164348][T19513]      do_syscall_64+0xc6/0x1e0
[17395.164348][T19513] 
[17395.166652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17395.166652][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17395.166652][T19513]      ipv6_find_idev+0x102/0x170
[17395.166652][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17395.166652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17395.166652][T19513]      netlink_rcv_skb+0x130/0x360
[17395.166652][T19513]      netlink_unicast+0x449/0x710
[17395.166652][T19513]      netlink_sendmsg+0x723/0xbe0
[17395.166652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17395.166652][T19513]      ___sys_sendmsg+0xee/0x170
[17395.166652][T19513]      __sys_sendmsg+0xcd/0x170
[17395.166652][T19513]      do_syscall_64+0xc6/0x1e0
[17395.166652][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17395.166652][T19513] 
[17395.168475][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17395.168475][T19513]      neigh_parms_alloc+0x1e5/0x510
[17395.168475][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17395.168475][T19513]      ipv6_find_idev+0x102/0x170
[17395.168475][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17395.168475][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17395.168475][T19513]      netlink_rcv_skb+0x130/0x360
[17395.168475][T19513]      netlink_unicast+0x449/0x710
[17395.168475][T19513]      netlink_sendmsg+0x723/0xbe0
[17395.168475][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17395.168475][T19513]      ___sys_sendmsg+0xee/0x170
[17395.168475][T19513]      __sys_sendmsg+0xcd/0x170
[17395.168475][T19513]      do_syscall_64+0xc6/0x1e0
[17395.168475][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17395.168475][T19513] 
[17405.407156][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17405.407639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17405.407639][T19513]      netdev_get_by_index+0x5e/0x80
[17405.407639][T19513]      fib6_nh_init+0x3d8/0x15b0
[17405.407639][T19513]      ip6_route_info_create+0xf18/0x17d0
[17405.407639][T19513]      ip6_route_add+0x1c/0x140
[17405.407639][T19513]      addrconf_prefix_route+0x2a6/0x430
[17405.407639][T19513]      inet6_addr_add+0x4f8/0xa40
[17405.407639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17405.407639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17405.407639][T19513]      netlink_rcv_skb+0x130/0x360
[17405.407639][T19513]      netlink_unicast+0x449/0x710
[17405.407639][T19513]      netlink_sendmsg+0x723/0xbe0
[17405.407639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17405.407639][T19513]      ___sys_sendmsg+0xee/0x170
[17405.407639][T19513]      __sys_sendmsg+0xcd/0x170
[17405.407639][T19513]      do_syscall_64+0xc6/0x1e0
[17405.407639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17405.407639][T19513] 
[17405.409895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17405.409895][T19513]      netdev_get_by_index+0x5e/0x80
[17405.409895][T19513]      fib6_nh_init+0x3d8/0x15b0
[17405.409895][T19513]      ip6_route_info_create+0xf18/0x17d0
[17405.409895][T19513]      addrconf_f6i_alloc+0x315/0x560
[17405.409895][T19513]      ipv6_add_addr+0x411/0x2000
[17405.409895][T19513]      inet6_addr_add+0x30e/0xa40
[17405.409895][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17405.409895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17405.409895][T19513]      netlink_rcv_skb+0x130/0x360
[17405.409895][T19513]      netlink_unicast+0x449/0x710
[17405.409895][T19513]      netlink_sendmsg+0x723/0xbe0
[17405.409895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17405.409895][T19513]      ___sys_sendmsg+0xee/0x170
[17405.409895][T19513]      __sys_sendmsg+0xcd/0x170
[17405.409895][T19513]      do_syscall_64+0xc6/0x1e0
[17405.409895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17405.409895][T19513] 
[17405.412142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17405.412142][T19513]      netdev_get_by_index+0x5e/0x80
[17405.412142][T19513]      fib6_nh_init+0x3d8/0x15b0
[17405.412142][T19513]      ip6_route_info_create+0xf18/0x17d0
[17405.412142][T19513]      ip6_route_add+0x1c/0x140
[17405.412142][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17405.412142][T19513]      addrconf_add_dev+0xe2/0x170
[17405.412142][T19513]      inet6_addr_add+0x12f/0xa40
[17405.412142][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17405.412142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17405.412142][T19513]      netlink_rcv_skb+0x130/0x360
[17405.412142][T19513]      netlink_unicast+0x449/0x710
[17405.412142][T19513]      netlink_sendmsg+0x723/0xbe0
[17405.412142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17405.412142][T19513]      ___sys_sendmsg+0xee/0x170
[17405.412142][T19513]      __sys_sendmsg+0xcd/0x170
[17405.412142][T19513]      do_syscall_64+0xc6/0x1e0
[17405.412142][T19513] 
[17405.414347][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17405.414347][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17405.414347][T19513]      ipv6_find_idev+0x102/0x170
[17405.414347][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17405.414347][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17405.414347][T19513]      netlink_rcv_skb+0x130/0x360
[17405.414347][T19513]      netlink_unicast+0x449/0x710
[17405.414347][T19513]      netlink_sendmsg+0x723/0xbe0
[17405.414347][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17405.414347][T19513]      ___sys_sendmsg+0xee/0x170
[17405.414347][T19513]      __sys_sendmsg+0xcd/0x170
[17405.414347][T19513]      do_syscall_64+0xc6/0x1e0
[17405.414347][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17405.414347][T19513] 
[17405.416078][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17405.416078][T19513]      neigh_parms_alloc+0x1e5/0x510
[17405.416078][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17405.416078][T19513]      ipv6_find_idev+0x102/0x170
[17405.416078][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17405.416078][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17405.416078][T19513]      netlink_rcv_skb+0x130/0x360
[17405.416078][T19513]      netlink_unicast+0x449/0x710
[17405.416078][T19513]      netlink_sendmsg+0x723/0xbe0
[17405.416078][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17405.416078][T19513]      ___sys_sendmsg+0xee/0x170
[17405.416078][T19513]      __sys_sendmsg+0xcd/0x170
[17405.416078][T19513]      do_syscall_64+0xc6/0x1e0
[17405.416078][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17405.416078][T19513] 
[17415.655226][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17415.656025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17415.656025][T19513]      netdev_get_by_index+0x5e/0x80
[17415.656025][T19513]      fib6_nh_init+0x3d8/0x15b0
[17415.656025][T19513]      ip6_route_info_create+0xf18/0x17d0
[17415.656025][T19513]      ip6_route_add+0x1c/0x140
[17415.656025][T19513]      addrconf_prefix_route+0x2a6/0x430
[17415.656025][T19513]      inet6_addr_add+0x4f8/0xa40
[17415.656025][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17415.656025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17415.656025][T19513]      netlink_rcv_skb+0x130/0x360
[17415.656025][T19513]      netlink_unicast+0x449/0x710
[17415.656025][T19513]      netlink_sendmsg+0x723/0xbe0
[17415.656025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17415.656025][T19513]      ___sys_sendmsg+0xee/0x170
[17415.656025][T19513]      __sys_sendmsg+0xcd/0x170
[17415.656025][T19513]      do_syscall_64+0xc6/0x1e0
[17415.656025][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17415.656025][T19513] 
[17415.658298][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17415.658298][T19513]      netdev_get_by_index+0x5e/0x80
[17415.658298][T19513]      fib6_nh_init+0x3d8/0x15b0
[17415.658298][T19513]      ip6_route_info_create+0xf18/0x17d0
[17415.658298][T19513]      addrconf_f6i_alloc+0x315/0x560
[17415.658298][T19513]      ipv6_add_addr+0x411/0x2000
[17415.658298][T19513]      inet6_addr_add+0x30e/0xa40
[17415.658298][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17415.658298][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17415.658298][T19513]      netlink_rcv_skb+0x130/0x360
[17415.658298][T19513]      netlink_unicast+0x449/0x710
[17415.658298][T19513]      netlink_sendmsg+0x723/0xbe0
[17415.658298][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17415.658298][T19513]      ___sys_sendmsg+0xee/0x170
[17415.658298][T19513]      __sys_sendmsg+0xcd/0x170
[17415.658298][T19513]      do_syscall_64+0xc6/0x1e0
[17415.658298][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17415.658298][T19513] 
[17415.660478][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17415.660478][T19513]      netdev_get_by_index+0x5e/0x80
[17415.660478][T19513]      fib6_nh_init+0x3d8/0x15b0
[17415.660478][T19513]      ip6_route_info_create+0xf18/0x17d0
[17415.660478][T19513]      ip6_route_add+0x1c/0x140
[17415.660478][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17415.660478][T19513]      addrconf_add_dev+0xe2/0x170
[17415.660478][T19513]      inet6_addr_add+0x12f/0xa40
[17415.660478][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17415.660478][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17415.660478][T19513]      netlink_rcv_skb+0x130/0x360
[17415.660478][T19513]      netlink_unicast+0x449/0x710
[17415.660478][T19513]      netlink_sendmsg+0x723/0xbe0
[17415.660478][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17415.660478][T19513]      ___sys_sendmsg+0xee/0x170
[17415.660478][T19513]      __sys_sendmsg+0xcd/0x170
[17415.660478][T19513]      do_syscall_64+0xc6/0x1e0
[17415.660478][T19513] 
[17415.662641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17415.662641][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17415.662641][T19513]      ipv6_find_idev+0x102/0x170
[17415.662641][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17415.662641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17415.662641][T19513]      netlink_rcv_skb+0x130/0x360
[17415.662641][T19513]      netlink_unicast+0x449/0x710
[17415.662641][T19513]      netlink_sendmsg+0x723/0xbe0
[17415.662641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17415.662641][T19513]      ___sys_sendmsg+0xee/0x170
[17415.662641][T19513]      __sys_sendmsg+0xcd/0x170
[17415.662641][T19513]      do_syscall_64+0xc6/0x1e0
[17415.662641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17415.662641][T19513] 
[17415.664343][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17415.664343][T19513]      neigh_parms_alloc+0x1e5/0x510
[17415.664343][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17415.664343][T19513]      ipv6_find_idev+0x102/0x170
[17415.664343][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17415.664343][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17415.664343][T19513]      netlink_rcv_skb+0x130/0x360
[17415.664343][T19513]      netlink_unicast+0x449/0x710
[17415.664343][T19513]      netlink_sendmsg+0x723/0xbe0
[17415.664343][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17415.664343][T19513]      ___sys_sendmsg+0xee/0x170
[17415.664343][T19513]      __sys_sendmsg+0xcd/0x170
[17415.664343][T19513]      do_syscall_64+0xc6/0x1e0
[17415.664343][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17415.664343][T19513] 
[17425.751163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17425.751659][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17425.751659][T19513]      netdev_get_by_index+0x5e/0x80
[17425.751659][T19513]      fib6_nh_init+0x3d8/0x15b0
[17425.751659][T19513]      ip6_route_info_create+0xf18/0x17d0
[17425.751659][T19513]      ip6_route_add+0x1c/0x140
[17425.751659][T19513]      addrconf_prefix_route+0x2a6/0x430
[17425.751659][T19513]      inet6_addr_add+0x4f8/0xa40
[17425.751659][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17425.751659][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17425.751659][T19513]      netlink_rcv_skb+0x130/0x360
[17425.751659][T19513]      netlink_unicast+0x449/0x710
[17425.751659][T19513]      netlink_sendmsg+0x723/0xbe0
[17425.751659][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17425.751659][T19513]      ___sys_sendmsg+0xee/0x170
[17425.751659][T19513]      __sys_sendmsg+0xcd/0x170
[17425.751659][T19513]      do_syscall_64+0xc6/0x1e0
[17425.751659][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17425.751659][T19513] 
[17425.753892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17425.753892][T19513]      netdev_get_by_index+0x5e/0x80
[17425.753892][T19513]      fib6_nh_init+0x3d8/0x15b0
[17425.753892][T19513]      ip6_route_info_create+0xf18/0x17d0
[17425.753892][T19513]      addrconf_f6i_alloc+0x315/0x560
[17425.753892][T19513]      ipv6_add_addr+0x411/0x2000
[17425.753892][T19513]      inet6_addr_add+0x30e/0xa40
[17425.753892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17425.753892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17425.753892][T19513]      netlink_rcv_skb+0x130/0x360
[17425.753892][T19513]      netlink_unicast+0x449/0x710
[17425.753892][T19513]      netlink_sendmsg+0x723/0xbe0
[17425.753892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17425.753892][T19513]      ___sys_sendmsg+0xee/0x170
[17425.753892][T19513]      __sys_sendmsg+0xcd/0x170
[17425.753892][T19513]      do_syscall_64+0xc6/0x1e0
[17425.753892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17425.753892][T19513] 
[17425.756140][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17425.756140][T19513]      netdev_get_by_index+0x5e/0x80
[17425.756140][T19513]      fib6_nh_init+0x3d8/0x15b0
[17425.756140][T19513]      ip6_route_info_create+0xf18/0x17d0
[17425.756140][T19513]      ip6_route_add+0x1c/0x140
[17425.756140][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17425.756140][T19513]      addrconf_add_dev+0xe2/0x170
[17425.756140][T19513]      inet6_addr_add+0x12f/0xa40
[17425.756140][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17425.756140][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17425.756140][T19513]      netlink_rcv_skb+0x130/0x360
[17425.756140][T19513]      netlink_unicast+0x449/0x710
[17425.756140][T19513]      netlink_sendmsg+0x723/0xbe0
[17425.756140][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17425.756140][T19513]      ___sys_sendmsg+0xee/0x170
[17425.756140][T19513]      __sys_sendmsg+0xcd/0x170
[17425.756140][T19513]      do_syscall_64+0xc6/0x1e0
[17425.756140][T19513] 
[17425.758329][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17425.758329][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17425.758329][T19513]      ipv6_find_idev+0x102/0x170
[17425.758329][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17425.758329][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17425.758329][T19513]      netlink_rcv_skb+0x130/0x360
[17425.758329][T19513]      netlink_unicast+0x449/0x710
[17425.758329][T19513]      netlink_sendmsg+0x723/0xbe0
[17425.758329][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17425.758329][T19513]      ___sys_sendmsg+0xee/0x170
[17425.758329][T19513]      __sys_sendmsg+0xcd/0x170
[17425.758329][T19513]      do_syscall_64+0xc6/0x1e0
[17425.758329][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17425.758329][T19513] 
[17425.760035][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17425.760035][T19513]      neigh_parms_alloc+0x1e5/0x510
[17425.760035][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17425.760035][T19513]      ipv6_find_idev+0x102/0x170
[17425.760035][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17425.760035][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17425.760035][T19513]      netlink_rcv_skb+0x130/0x360
[17425.760035][T19513]      netlink_unicast+0x449/0x710
[17425.760035][T19513]      netlink_sendmsg+0x723/0xbe0
[17425.760035][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17425.760035][T19513]      ___sys_sendmsg+0xee/0x170
[17425.760035][T19513]      __sys_sendmsg+0xcd/0x170
[17425.760035][T19513]      do_syscall_64+0xc6/0x1e0
[17425.760035][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17425.760035][T19513] 
[17435.999226][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17435.999823][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17435.999823][T19513]      netdev_get_by_index+0x5e/0x80
[17435.999823][T19513]      fib6_nh_init+0x3d8/0x15b0
[17435.999823][T19513]      ip6_route_info_create+0xf18/0x17d0
[17435.999823][T19513]      ip6_route_add+0x1c/0x140
[17435.999823][T19513]      addrconf_prefix_route+0x2a6/0x430
[17435.999823][T19513]      inet6_addr_add+0x4f8/0xa40
[17435.999823][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17435.999823][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17435.999823][T19513]      netlink_rcv_skb+0x130/0x360
[17435.999823][T19513]      netlink_unicast+0x449/0x710
[17435.999823][T19513]      netlink_sendmsg+0x723/0xbe0
[17435.999823][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17435.999823][T19513]      ___sys_sendmsg+0xee/0x170
[17435.999823][T19513]      __sys_sendmsg+0xcd/0x170
[17435.999823][T19513]      do_syscall_64+0xc6/0x1e0
[17435.999823][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17435.999823][T19513] 
[17436.002138][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17436.002138][T19513]      netdev_get_by_index+0x5e/0x80
[17436.002138][T19513]      fib6_nh_init+0x3d8/0x15b0
[17436.002138][T19513]      ip6_route_info_create+0xf18/0x17d0
[17436.002138][T19513]      addrconf_f6i_alloc+0x315/0x560
[17436.002138][T19513]      ipv6_add_addr+0x411/0x2000
[17436.002138][T19513]      inet6_addr_add+0x30e/0xa40
[17436.002138][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17436.002138][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17436.002138][T19513]      netlink_rcv_skb+0x130/0x360
[17436.002138][T19513]      netlink_unicast+0x449/0x710
[17436.002138][T19513]      netlink_sendmsg+0x723/0xbe0
[17436.002138][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17436.002138][T19513]      ___sys_sendmsg+0xee/0x170
[17436.002138][T19513]      __sys_sendmsg+0xcd/0x170
[17436.002138][T19513]      do_syscall_64+0xc6/0x1e0
[17436.002138][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17436.002138][T19513] 
[17436.004418][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17436.004418][T19513]      netdev_get_by_index+0x5e/0x80
[17436.004418][T19513]      fib6_nh_init+0x3d8/0x15b0
[17436.004418][T19513]      ip6_route_info_create+0xf18/0x17d0
[17436.004418][T19513]      ip6_route_add+0x1c/0x140
[17436.004418][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17436.004418][T19513]      addrconf_add_dev+0xe2/0x170
[17436.004418][T19513]      inet6_addr_add+0x12f/0xa40
[17436.004418][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17436.004418][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17436.004418][T19513]      netlink_rcv_skb+0x130/0x360
[17436.004418][T19513]      netlink_unicast+0x449/0x710
[17436.004418][T19513]      netlink_sendmsg+0x723/0xbe0
[17436.004418][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17436.004418][T19513]      ___sys_sendmsg+0xee/0x170
[17436.004418][T19513]      __sys_sendmsg+0xcd/0x170
[17436.004418][T19513]      do_syscall_64+0xc6/0x1e0
[17436.004418][T19513] 
[17436.006640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17436.006640][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17436.006640][T19513]      ipv6_find_idev+0x102/0x170
[17436.006640][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17436.006640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17436.006640][T19513]      netlink_rcv_skb+0x130/0x360
[17436.006640][T19513]      netlink_unicast+0x449/0x710
[17436.006640][T19513]      netlink_sendmsg+0x723/0xbe0
[17436.006640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17436.006640][T19513]      ___sys_sendmsg+0xee/0x170
[17436.006640][T19513]      __sys_sendmsg+0xcd/0x170
[17436.006640][T19513]      do_syscall_64+0xc6/0x1e0
[17436.006640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17436.006640][T19513] 
[17436.008412][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17436.008412][T19513]      neigh_parms_alloc+0x1e5/0x510
[17436.008412][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17436.008412][T19513]      ipv6_find_idev+0x102/0x170
[17436.008412][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17436.008412][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17436.008412][T19513]      netlink_rcv_skb+0x130/0x360
[17436.008412][T19513]      netlink_unicast+0x449/0x710
[17436.008412][T19513]      netlink_sendmsg+0x723/0xbe0
[17436.008412][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17436.008412][T19513]      ___sys_sendmsg+0xee/0x170
[17436.008412][T19513]      __sys_sendmsg+0xcd/0x170
[17436.008412][T19513]      do_syscall_64+0xc6/0x1e0
[17436.008412][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17436.008412][T19513] 
[17446.247142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17446.247600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17446.247600][T19513]      netdev_get_by_index+0x5e/0x80
[17446.247600][T19513]      fib6_nh_init+0x3d8/0x15b0
[17446.247600][T19513]      ip6_route_info_create+0xf18/0x17d0
[17446.247600][T19513]      ip6_route_add+0x1c/0x140
[17446.247600][T19513]      addrconf_prefix_route+0x2a6/0x430
[17446.247600][T19513]      inet6_addr_add+0x4f8/0xa40
[17446.247600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17446.247600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17446.247600][T19513]      netlink_rcv_skb+0x130/0x360
[17446.247600][T19513]      netlink_unicast+0x449/0x710
[17446.247600][T19513]      netlink_sendmsg+0x723/0xbe0
[17446.247600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17446.247600][T19513]      ___sys_sendmsg+0xee/0x170
[17446.247600][T19513]      __sys_sendmsg+0xcd/0x170
[17446.247600][T19513]      do_syscall_64+0xc6/0x1e0
[17446.247600][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17446.247600][T19513] 
[17446.249838][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17446.249838][T19513]      netdev_get_by_index+0x5e/0x80
[17446.249838][T19513]      fib6_nh_init+0x3d8/0x15b0
[17446.249838][T19513]      ip6_route_info_create+0xf18/0x17d0
[17446.249838][T19513]      addrconf_f6i_alloc+0x315/0x560
[17446.249838][T19513]      ipv6_add_addr+0x411/0x2000
[17446.249838][T19513]      inet6_addr_add+0x30e/0xa40
[17446.249838][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17446.249838][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17446.249838][T19513]      netlink_rcv_skb+0x130/0x360
[17446.249838][T19513]      netlink_unicast+0x449/0x710
[17446.249838][T19513]      netlink_sendmsg+0x723/0xbe0
[17446.249838][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17446.249838][T19513]      ___sys_sendmsg+0xee/0x170
[17446.249838][T19513]      __sys_sendmsg+0xcd/0x170
[17446.249838][T19513]      do_syscall_64+0xc6/0x1e0
[17446.249838][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17446.249838][T19513] 
[17446.252043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17446.252043][T19513]      netdev_get_by_index+0x5e/0x80
[17446.252043][T19513]      fib6_nh_init+0x3d8/0x15b0
[17446.252043][T19513]      ip6_route_info_create+0xf18/0x17d0
[17446.252043][T19513]      ip6_route_add+0x1c/0x140
[17446.252043][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17446.252043][T19513]      addrconf_add_dev+0xe2/0x170
[17446.252043][T19513]      inet6_addr_add+0x12f/0xa40
[17446.252043][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17446.252043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17446.252043][T19513]      netlink_rcv_skb+0x130/0x360
[17446.252043][T19513]      netlink_unicast+0x449/0x710
[17446.252043][T19513]      netlink_sendmsg+0x723/0xbe0
[17446.252043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17446.252043][T19513]      ___sys_sendmsg+0xee/0x170
[17446.252043][T19513]      __sys_sendmsg+0xcd/0x170
[17446.252043][T19513]      do_syscall_64+0xc6/0x1e0
[17446.252043][T19513] 
[17446.254209][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17446.254209][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17446.254209][T19513]      ipv6_find_idev+0x102/0x170
[17446.254209][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17446.254209][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17446.254209][T19513]      netlink_rcv_skb+0x130/0x360
[17446.254209][T19513]      netlink_unicast+0x449/0x710
[17446.254209][T19513]      netlink_sendmsg+0x723/0xbe0
[17446.254209][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17446.254209][T19513]      ___sys_sendmsg+0xee/0x170
[17446.254209][T19513]      __sys_sendmsg+0xcd/0x170
[17446.254209][T19513]      do_syscall_64+0xc6/0x1e0
[17446.254209][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17446.254209][T19513] 
[17446.255904][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17446.255904][T19513]      neigh_parms_alloc+0x1e5/0x510
[17446.255904][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17446.255904][T19513]      ipv6_find_idev+0x102/0x170
[17446.255904][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17446.255904][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17446.255904][T19513]      netlink_rcv_skb+0x130/0x360
[17446.255904][T19513]      netlink_unicast+0x449/0x710
[17446.255904][T19513]      netlink_sendmsg+0x723/0xbe0
[17446.255904][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17446.255904][T19513]      ___sys_sendmsg+0xee/0x170
[17446.255904][T19513]      __sys_sendmsg+0xcd/0x170
[17446.255904][T19513]      do_syscall_64+0xc6/0x1e0
[17446.255904][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17446.255904][T19513] 
[17456.495266][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17456.496002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17456.496002][T19513]      netdev_get_by_index+0x5e/0x80
[17456.496002][T19513]      fib6_nh_init+0x3d8/0x15b0
[17456.496002][T19513]      ip6_route_info_create+0xf18/0x17d0
[17456.496002][T19513]      ip6_route_add+0x1c/0x140
[17456.496002][T19513]      addrconf_prefix_route+0x2a6/0x430
[17456.496002][T19513]      inet6_addr_add+0x4f8/0xa40
[17456.496002][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17456.496002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17456.496002][T19513]      netlink_rcv_skb+0x130/0x360
[17456.496002][T19513]      netlink_unicast+0x449/0x710
[17456.496002][T19513]      netlink_sendmsg+0x723/0xbe0
[17456.496002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17456.496002][T19513]      ___sys_sendmsg+0xee/0x170
[17456.496002][T19513]      __sys_sendmsg+0xcd/0x170
[17456.496002][T19513]      do_syscall_64+0xc6/0x1e0
[17456.496002][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17456.496002][T19513] 
[17456.498362][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17456.498362][T19513]      netdev_get_by_index+0x5e/0x80
[17456.498362][T19513]      fib6_nh_init+0x3d8/0x15b0
[17456.498362][T19513]      ip6_route_info_create+0xf18/0x17d0
[17456.498362][T19513]      addrconf_f6i_alloc+0x315/0x560
[17456.498362][T19513]      ipv6_add_addr+0x411/0x2000
[17456.498362][T19513]      inet6_addr_add+0x30e/0xa40
[17456.498362][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17456.498362][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17456.498362][T19513]      netlink_rcv_skb+0x130/0x360
[17456.498362][T19513]      netlink_unicast+0x449/0x710
[17456.498362][T19513]      netlink_sendmsg+0x723/0xbe0
[17456.498362][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17456.498362][T19513]      ___sys_sendmsg+0xee/0x170
[17456.498362][T19513]      __sys_sendmsg+0xcd/0x170
[17456.498362][T19513]      do_syscall_64+0xc6/0x1e0
[17456.498362][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17456.498362][T19513] 
[17456.500666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17456.500666][T19513]      netdev_get_by_index+0x5e/0x80
[17456.500666][T19513]      fib6_nh_init+0x3d8/0x15b0
[17456.500666][T19513]      ip6_route_info_create+0xf18/0x17d0
[17456.500666][T19513]      ip6_route_add+0x1c/0x140
[17456.500666][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17456.500666][T19513]      addrconf_add_dev+0xe2/0x170
[17456.500666][T19513]      inet6_addr_add+0x12f/0xa40
[17456.500666][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17456.500666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17456.500666][T19513]      netlink_rcv_skb+0x130/0x360
[17456.500666][T19513]      netlink_unicast+0x449/0x710
[17456.500666][T19513]      netlink_sendmsg+0x723/0xbe0
[17456.500666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17456.500666][T19513]      ___sys_sendmsg+0xee/0x170
[17456.500666][T19513]      __sys_sendmsg+0xcd/0x170
[17456.500666][T19513]      do_syscall_64+0xc6/0x1e0
[17456.500666][T19513] 
[17456.502871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17456.502871][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17456.502871][T19513]      ipv6_find_idev+0x102/0x170
[17456.502871][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17456.502871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17456.502871][T19513]      netlink_rcv_skb+0x130/0x360
[17456.502871][T19513]      netlink_unicast+0x449/0x710
[17456.502871][T19513]      netlink_sendmsg+0x723/0xbe0
[17456.502871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17456.502871][T19513]      ___sys_sendmsg+0xee/0x170
[17456.502871][T19513]      __sys_sendmsg+0xcd/0x170
[17456.502871][T19513]      do_syscall_64+0xc6/0x1e0
[17456.502871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17456.502871][T19513] 
[17456.504603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17456.504603][T19513]      neigh_parms_alloc+0x1e5/0x510
[17456.504603][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17456.504603][T19513]      ipv6_find_idev+0x102/0x170
[17456.504603][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17456.504603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17456.504603][T19513]      netlink_rcv_skb+0x130/0x360
[17456.504603][T19513]      netlink_unicast+0x449/0x710
[17456.504603][T19513]      netlink_sendmsg+0x723/0xbe0
[17456.504603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17456.504603][T19513]      ___sys_sendmsg+0xee/0x170
[17456.504603][T19513]      __sys_sendmsg+0xcd/0x170
[17456.504603][T19513]      do_syscall_64+0xc6/0x1e0
[17456.504603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17456.504603][T19513] 
[17466.743122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17466.743569][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17466.743569][T19513]      netdev_get_by_index+0x5e/0x80
[17466.743569][T19513]      fib6_nh_init+0x3d8/0x15b0
[17466.743569][T19513]      ip6_route_info_create+0xf18/0x17d0
[17466.743569][T19513]      ip6_route_add+0x1c/0x140
[17466.743569][T19513]      addrconf_prefix_route+0x2a6/0x430
[17466.743569][T19513]      inet6_addr_add+0x4f8/0xa40
[17466.743569][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17466.743569][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17466.743569][T19513]      netlink_rcv_skb+0x130/0x360
[17466.743569][T19513]      netlink_unicast+0x449/0x710
[17466.743569][T19513]      netlink_sendmsg+0x723/0xbe0
[17466.743569][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17466.743569][T19513]      ___sys_sendmsg+0xee/0x170
[17466.743569][T19513]      __sys_sendmsg+0xcd/0x170
[17466.743569][T19513]      do_syscall_64+0xc6/0x1e0
[17466.743569][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17466.743569][T19513] 
[17466.745799][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17466.745799][T19513]      netdev_get_by_index+0x5e/0x80
[17466.745799][T19513]      fib6_nh_init+0x3d8/0x15b0
[17466.745799][T19513]      ip6_route_info_create+0xf18/0x17d0
[17466.745799][T19513]      addrconf_f6i_alloc+0x315/0x560
[17466.745799][T19513]      ipv6_add_addr+0x411/0x2000
[17466.745799][T19513]      inet6_addr_add+0x30e/0xa40
[17466.745799][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17466.745799][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17466.745799][T19513]      netlink_rcv_skb+0x130/0x360
[17466.745799][T19513]      netlink_unicast+0x449/0x710
[17466.745799][T19513]      netlink_sendmsg+0x723/0xbe0
[17466.745799][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17466.745799][T19513]      ___sys_sendmsg+0xee/0x170
[17466.745799][T19513]      __sys_sendmsg+0xcd/0x170
[17466.745799][T19513]      do_syscall_64+0xc6/0x1e0
[17466.745799][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17466.745799][T19513] 
[17466.748012][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17466.748012][T19513]      netdev_get_by_index+0x5e/0x80
[17466.748012][T19513]      fib6_nh_init+0x3d8/0x15b0
[17466.748012][T19513]      ip6_route_info_create+0xf18/0x17d0
[17466.748012][T19513]      ip6_route_add+0x1c/0x140
[17466.748012][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17466.748012][T19513]      addrconf_add_dev+0xe2/0x170
[17466.748012][T19513]      inet6_addr_add+0x12f/0xa40
[17466.748012][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17466.748012][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17466.748012][T19513]      netlink_rcv_skb+0x130/0x360
[17466.748012][T19513]      netlink_unicast+0x449/0x710
[17466.748012][T19513]      netlink_sendmsg+0x723/0xbe0
[17466.748012][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17466.748012][T19513]      ___sys_sendmsg+0xee/0x170
[17466.748012][T19513]      __sys_sendmsg+0xcd/0x170
[17466.748012][T19513]      do_syscall_64+0xc6/0x1e0
[17466.748012][T19513] 
[17466.750168][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17466.750168][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17466.750168][T19513]      ipv6_find_idev+0x102/0x170
[17466.750168][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17466.750168][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17466.750168][T19513]      netlink_rcv_skb+0x130/0x360
[17466.750168][T19513]      netlink_unicast+0x449/0x710
[17466.750168][T19513]      netlink_sendmsg+0x723/0xbe0
[17466.750168][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17466.750168][T19513]      ___sys_sendmsg+0xee/0x170
[17466.750168][T19513]      __sys_sendmsg+0xcd/0x170
[17466.750168][T19513]      do_syscall_64+0xc6/0x1e0
[17466.750168][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17466.750168][T19513] 
[17466.751863][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17466.751863][T19513]      neigh_parms_alloc+0x1e5/0x510
[17466.751863][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17466.751863][T19513]      ipv6_find_idev+0x102/0x170
[17466.751863][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17466.751863][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17466.751863][T19513]      netlink_rcv_skb+0x130/0x360
[17466.751863][T19513]      netlink_unicast+0x449/0x710
[17466.751863][T19513]      netlink_sendmsg+0x723/0xbe0
[17466.751863][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17466.751863][T19513]      ___sys_sendmsg+0xee/0x170
[17466.751863][T19513]      __sys_sendmsg+0xcd/0x170
[17466.751863][T19513]      do_syscall_64+0xc6/0x1e0
[17466.751863][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17466.751863][T19513] 
[17476.991220][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17476.991946][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17476.991946][T19513]      netdev_get_by_index+0x5e/0x80
[17476.991946][T19513]      fib6_nh_init+0x3d8/0x15b0
[17476.991946][T19513]      ip6_route_info_create+0xf18/0x17d0
[17476.991946][T19513]      ip6_route_add+0x1c/0x140
[17476.991946][T19513]      addrconf_prefix_route+0x2a6/0x430
[17476.991946][T19513]      inet6_addr_add+0x4f8/0xa40
[17476.991946][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17476.991946][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17476.991946][T19513]      netlink_rcv_skb+0x130/0x360
[17476.991946][T19513]      netlink_unicast+0x449/0x710
[17476.991946][T19513]      netlink_sendmsg+0x723/0xbe0
[17476.991946][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17476.991946][T19513]      ___sys_sendmsg+0xee/0x170
[17476.991946][T19513]      __sys_sendmsg+0xcd/0x170
[17476.991946][T19513]      do_syscall_64+0xc6/0x1e0
[17476.991946][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17476.991946][T19513] 
[17476.994256][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17476.994256][T19513]      netdev_get_by_index+0x5e/0x80
[17476.994256][T19513]      fib6_nh_init+0x3d8/0x15b0
[17476.994256][T19513]      ip6_route_info_create+0xf18/0x17d0
[17476.994256][T19513]      addrconf_f6i_alloc+0x315/0x560
[17476.994256][T19513]      ipv6_add_addr+0x411/0x2000
[17476.994256][T19513]      inet6_addr_add+0x30e/0xa40
[17476.994256][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17476.994256][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17476.994256][T19513]      netlink_rcv_skb+0x130/0x360
[17476.994256][T19513]      netlink_unicast+0x449/0x710
[17476.994256][T19513]      netlink_sendmsg+0x723/0xbe0
[17476.994256][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17476.994256][T19513]      ___sys_sendmsg+0xee/0x170
[17476.994256][T19513]      __sys_sendmsg+0xcd/0x170
[17476.994256][T19513]      do_syscall_64+0xc6/0x1e0
[17476.994256][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17476.994256][T19513] 
[17476.996521][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17476.996521][T19513]      netdev_get_by_index+0x5e/0x80
[17476.996521][T19513]      fib6_nh_init+0x3d8/0x15b0
[17476.996521][T19513]      ip6_route_info_create+0xf18/0x17d0
[17476.996521][T19513]      ip6_route_add+0x1c/0x140
[17476.996521][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17476.996521][T19513]      addrconf_add_dev+0xe2/0x170
[17476.996521][T19513]      inet6_addr_add+0x12f/0xa40
[17476.996521][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17476.996521][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17476.996521][T19513]      netlink_rcv_skb+0x130/0x360
[17476.996521][T19513]      netlink_unicast+0x449/0x710
[17476.996521][T19513]      netlink_sendmsg+0x723/0xbe0
[17476.996521][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17476.996521][T19513]      ___sys_sendmsg+0xee/0x170
[17476.996521][T19513]      __sys_sendmsg+0xcd/0x170
[17476.996521][T19513]      do_syscall_64+0xc6/0x1e0
[17476.996521][T19513] 
[17476.998796][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17476.998796][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17476.998796][T19513]      ipv6_find_idev+0x102/0x170
[17476.998796][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17476.998796][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17476.998796][T19513]      netlink_rcv_skb+0x130/0x360
[17476.998796][T19513]      netlink_unicast+0x449/0x710
[17476.998796][T19513]      netlink_sendmsg+0x723/0xbe0
[17476.998796][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17476.998796][T19513]      ___sys_sendmsg+0xee/0x170
[17476.998796][T19513]      __sys_sendmsg+0xcd/0x170
[17476.998796][T19513]      do_syscall_64+0xc6/0x1e0
[17476.998796][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17476.998796][T19513] 
[17477.000529][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17477.000529][T19513]      neigh_parms_alloc+0x1e5/0x510
[17477.000529][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17477.000529][T19513]      ipv6_find_idev+0x102/0x170
[17477.000529][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17477.000529][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17477.000529][T19513]      netlink_rcv_skb+0x130/0x360
[17477.000529][T19513]      netlink_unicast+0x449/0x710
[17477.000529][T19513]      netlink_sendmsg+0x723/0xbe0
[17477.000529][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17477.000529][T19513]      ___sys_sendmsg+0xee/0x170
[17477.000529][T19513]      __sys_sendmsg+0xcd/0x170
[17477.000529][T19513]      do_syscall_64+0xc6/0x1e0
[17477.000529][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17477.000529][T19513] 
[17487.239148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17487.239603][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17487.239603][T19513]      netdev_get_by_index+0x5e/0x80
[17487.239603][T19513]      fib6_nh_init+0x3d8/0x15b0
[17487.239603][T19513]      ip6_route_info_create+0xf18/0x17d0
[17487.239603][T19513]      ip6_route_add+0x1c/0x140
[17487.239603][T19513]      addrconf_prefix_route+0x2a6/0x430
[17487.239603][T19513]      inet6_addr_add+0x4f8/0xa40
[17487.239603][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17487.239603][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17487.239603][T19513]      netlink_rcv_skb+0x130/0x360
[17487.239603][T19513]      netlink_unicast+0x449/0x710
[17487.239603][T19513]      netlink_sendmsg+0x723/0xbe0
[17487.239603][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17487.239603][T19513]      ___sys_sendmsg+0xee/0x170
[17487.239603][T19513]      __sys_sendmsg+0xcd/0x170
[17487.239603][T19513]      do_syscall_64+0xc6/0x1e0
[17487.239603][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17487.239603][T19513] 
[17487.241835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17487.241835][T19513]      netdev_get_by_index+0x5e/0x80
[17487.241835][T19513]      fib6_nh_init+0x3d8/0x15b0
[17487.241835][T19513]      ip6_route_info_create+0xf18/0x17d0
[17487.241835][T19513]      addrconf_f6i_alloc+0x315/0x560
[17487.241835][T19513]      ipv6_add_addr+0x411/0x2000
[17487.241835][T19513]      inet6_addr_add+0x30e/0xa40
[17487.241835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17487.241835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17487.241835][T19513]      netlink_rcv_skb+0x130/0x360
[17487.241835][T19513]      netlink_unicast+0x449/0x710
[17487.241835][T19513]      netlink_sendmsg+0x723/0xbe0
[17487.241835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17487.241835][T19513]      ___sys_sendmsg+0xee/0x170
[17487.241835][T19513]      __sys_sendmsg+0xcd/0x170
[17487.241835][T19513]      do_syscall_64+0xc6/0x1e0
[17487.241835][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17487.241835][T19513] 
[17487.243997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17487.243997][T19513]      netdev_get_by_index+0x5e/0x80
[17487.243997][T19513]      fib6_nh_init+0x3d8/0x15b0
[17487.243997][T19513]      ip6_route_info_create+0xf18/0x17d0
[17487.243997][T19513]      ip6_route_add+0x1c/0x140
[17487.243997][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17487.243997][T19513]      addrconf_add_dev+0xe2/0x170
[17487.243997][T19513]      inet6_addr_add+0x12f/0xa40
[17487.243997][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17487.243997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17487.243997][T19513]      netlink_rcv_skb+0x130/0x360
[17487.243997][T19513]      netlink_unicast+0x449/0x710
[17487.243997][T19513]      netlink_sendmsg+0x723/0xbe0
[17487.243997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17487.243997][T19513]      ___sys_sendmsg+0xee/0x170
[17487.243997][T19513]      __sys_sendmsg+0xcd/0x170
[17487.243997][T19513]      do_syscall_64+0xc6/0x1e0
[17487.243997][T19513] 
[17487.246166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17487.246166][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17487.246166][T19513]      ipv6_find_idev+0x102/0x170
[17487.246166][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17487.246166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17487.246166][T19513]      netlink_rcv_skb+0x130/0x360
[17487.246166][T19513]      netlink_unicast+0x449/0x710
[17487.246166][T19513]      netlink_sendmsg+0x723/0xbe0
[17487.246166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17487.246166][T19513]      ___sys_sendmsg+0xee/0x170
[17487.246166][T19513]      __sys_sendmsg+0xcd/0x170
[17487.246166][T19513]      do_syscall_64+0xc6/0x1e0
[17487.246166][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17487.246166][T19513] 
[17487.247872][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17487.247872][T19513]      neigh_parms_alloc+0x1e5/0x510
[17487.247872][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17487.247872][T19513]      ipv6_find_idev+0x102/0x170
[17487.247872][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17487.247872][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17487.247872][T19513]      netlink_rcv_skb+0x130/0x360
[17487.247872][T19513]      netlink_unicast+0x449/0x710
[17487.247872][T19513]      netlink_sendmsg+0x723/0xbe0
[17487.247872][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17487.247872][T19513]      ___sys_sendmsg+0xee/0x170
[17487.247872][T19513]      __sys_sendmsg+0xcd/0x170
[17487.247872][T19513]      do_syscall_64+0xc6/0x1e0
[17487.247872][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17487.247872][T19513] 
[17497.487123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17497.487577][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17497.487577][T19513]      netdev_get_by_index+0x5e/0x80
[17497.487577][T19513]      fib6_nh_init+0x3d8/0x15b0
[17497.487577][T19513]      ip6_route_info_create+0xf18/0x17d0
[17497.487577][T19513]      ip6_route_add+0x1c/0x140
[17497.487577][T19513]      addrconf_prefix_route+0x2a6/0x430
[17497.487577][T19513]      inet6_addr_add+0x4f8/0xa40
[17497.487577][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17497.487577][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17497.487577][T19513]      netlink_rcv_skb+0x130/0x360
[17497.487577][T19513]      netlink_unicast+0x449/0x710
[17497.487577][T19513]      netlink_sendmsg+0x723/0xbe0
[17497.487577][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17497.487577][T19513]      ___sys_sendmsg+0xee/0x170
[17497.487577][T19513]      __sys_sendmsg+0xcd/0x170
[17497.487577][T19513]      do_syscall_64+0xc6/0x1e0
[17497.487577][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17497.487577][T19513] 
[17497.489808][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17497.489808][T19513]      netdev_get_by_index+0x5e/0x80
[17497.489808][T19513]      fib6_nh_init+0x3d8/0x15b0
[17497.489808][T19513]      ip6_route_info_create+0xf18/0x17d0
[17497.489808][T19513]      addrconf_f6i_alloc+0x315/0x560
[17497.489808][T19513]      ipv6_add_addr+0x411/0x2000
[17497.489808][T19513]      inet6_addr_add+0x30e/0xa40
[17497.489808][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17497.489808][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17497.489808][T19513]      netlink_rcv_skb+0x130/0x360
[17497.489808][T19513]      netlink_unicast+0x449/0x710
[17497.489808][T19513]      netlink_sendmsg+0x723/0xbe0
[17497.489808][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17497.489808][T19513]      ___sys_sendmsg+0xee/0x170
[17497.489808][T19513]      __sys_sendmsg+0xcd/0x170
[17497.489808][T19513]      do_syscall_64+0xc6/0x1e0
[17497.489808][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17497.489808][T19513] 
[17497.492013][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17497.492013][T19513]      netdev_get_by_index+0x5e/0x80
[17497.492013][T19513]      fib6_nh_init+0x3d8/0x15b0
[17497.492013][T19513]      ip6_route_info_create+0xf18/0x17d0
[17497.492013][T19513]      ip6_route_add+0x1c/0x140
[17497.492013][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17497.492013][T19513]      addrconf_add_dev+0xe2/0x170
[17497.492013][T19513]      inet6_addr_add+0x12f/0xa40
[17497.492013][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17497.492013][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17497.492013][T19513]      netlink_rcv_skb+0x130/0x360
[17497.492013][T19513]      netlink_unicast+0x449/0x710
[17497.492013][T19513]      netlink_sendmsg+0x723/0xbe0
[17497.492013][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17497.492013][T19513]      ___sys_sendmsg+0xee/0x170
[17497.492013][T19513]      __sys_sendmsg+0xcd/0x170
[17497.492013][T19513]      do_syscall_64+0xc6/0x1e0
[17497.492013][T19513] 
[17497.494730][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17497.494730][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17497.494730][T19513]      ipv6_find_idev+0x102/0x170
[17497.494730][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17497.494730][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17497.494730][T19513]      netlink_rcv_skb+0x130/0x360
[17497.494730][T19513]      netlink_unicast+0x449/0x710
[17497.494730][T19513]      netlink_sendmsg+0x723/0xbe0
[17497.494730][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17497.494730][T19513]      ___sys_sendmsg+0xee/0x170
[17497.494730][T19513]      __sys_sendmsg+0xcd/0x170
[17497.494730][T19513]      do_syscall_64+0xc6/0x1e0
[17497.494730][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17497.494730][T19513] 
[17497.496431][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17497.496431][T19513]      neigh_parms_alloc+0x1e5/0x510
[17497.496431][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17497.496431][T19513]      ipv6_find_idev+0x102/0x170
[17497.496431][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17497.496431][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17497.496431][T19513]      netlink_rcv_skb+0x130/0x360
[17497.496431][T19513]      netlink_unicast+0x449/0x710
[17497.496431][T19513]      netlink_sendmsg+0x723/0xbe0
[17497.496431][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17497.496431][T19513]      ___sys_sendmsg+0xee/0x170
[17497.496431][T19513]      __sys_sendmsg+0xcd/0x170
[17497.496431][T19513]      do_syscall_64+0xc6/0x1e0
[17497.496431][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17497.496431][T19513] 
[17507.607078][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17507.607573][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17507.607573][T19513]      netdev_get_by_index+0x5e/0x80
[17507.607573][T19513]      fib6_nh_init+0x3d8/0x15b0
[17507.607573][T19513]      ip6_route_info_create+0xf18/0x17d0
[17507.607573][T19513]      ip6_route_add+0x1c/0x140
[17507.607573][T19513]      addrconf_prefix_route+0x2a6/0x430
[17507.607573][T19513]      inet6_addr_add+0x4f8/0xa40
[17507.607573][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17507.607573][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17507.607573][T19513]      netlink_rcv_skb+0x130/0x360
[17507.607573][T19513]      netlink_unicast+0x449/0x710
[17507.607573][T19513]      netlink_sendmsg+0x723/0xbe0
[17507.607573][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17507.607573][T19513]      ___sys_sendmsg+0xee/0x170
[17507.607573][T19513]      __sys_sendmsg+0xcd/0x170
[17507.607573][T19513]      do_syscall_64+0xc6/0x1e0
[17507.607573][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17507.607573][T19513] 
[17507.609876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17507.609876][T19513]      netdev_get_by_index+0x5e/0x80
[17507.609876][T19513]      fib6_nh_init+0x3d8/0x15b0
[17507.609876][T19513]      ip6_route_info_create+0xf18/0x17d0
[17507.609876][T19513]      addrconf_f6i_alloc+0x315/0x560
[17507.609876][T19513]      ipv6_add_addr+0x411/0x2000
[17507.609876][T19513]      inet6_addr_add+0x30e/0xa40
[17507.609876][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17507.609876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17507.609876][T19513]      netlink_rcv_skb+0x130/0x360
[17507.609876][T19513]      netlink_unicast+0x449/0x710
[17507.609876][T19513]      netlink_sendmsg+0x723/0xbe0
[17507.609876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17507.609876][T19513]      ___sys_sendmsg+0xee/0x170
[17507.609876][T19513]      __sys_sendmsg+0xcd/0x170
[17507.609876][T19513]      do_syscall_64+0xc6/0x1e0
[17507.609876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17507.609876][T19513] 
[17507.612118][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17507.612118][T19513]      netdev_get_by_index+0x5e/0x80
[17507.612118][T19513]      fib6_nh_init+0x3d8/0x15b0
[17507.612118][T19513]      ip6_route_info_create+0xf18/0x17d0
[17507.612118][T19513]      ip6_route_add+0x1c/0x140
[17507.612118][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17507.612118][T19513]      addrconf_add_dev+0xe2/0x170
[17507.612118][T19513]      inet6_addr_add+0x12f/0xa40
[17507.612118][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17507.612118][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17507.612118][T19513]      netlink_rcv_skb+0x130/0x360
[17507.612118][T19513]      netlink_unicast+0x449/0x710
[17507.612118][T19513]      netlink_sendmsg+0x723/0xbe0
[17507.612118][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17507.612118][T19513]      ___sys_sendmsg+0xee/0x170
[17507.612118][T19513]      __sys_sendmsg+0xcd/0x170
[17507.612118][T19513]      do_syscall_64+0xc6/0x1e0
[17507.612118][T19513] 
[17507.614298][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17507.614298][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17507.614298][T19513]      ipv6_find_idev+0x102/0x170
[17507.614298][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17507.614298][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17507.614298][T19513]      netlink_rcv_skb+0x130/0x360
[17507.614298][T19513]      netlink_unicast+0x449/0x710
[17507.614298][T19513]      netlink_sendmsg+0x723/0xbe0
[17507.614298][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17507.614298][T19513]      ___sys_sendmsg+0xee/0x170
[17507.614298][T19513]      __sys_sendmsg+0xcd/0x170
[17507.614298][T19513]      do_syscall_64+0xc6/0x1e0
[17507.614298][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17507.614298][T19513] 
[17507.616011][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17507.616011][T19513]      neigh_parms_alloc+0x1e5/0x510
[17507.616011][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17507.616011][T19513]      ipv6_find_idev+0x102/0x170
[17507.616011][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17507.616011][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17507.616011][T19513]      netlink_rcv_skb+0x130/0x360
[17507.616011][T19513]      netlink_unicast+0x449/0x710
[17507.616011][T19513]      netlink_sendmsg+0x723/0xbe0
[17507.616011][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17507.616011][T19513]      ___sys_sendmsg+0xee/0x170
[17507.616011][T19513]      __sys_sendmsg+0xcd/0x170
[17507.616011][T19513]      do_syscall_64+0xc6/0x1e0
[17507.616011][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17507.616011][T19513] 
[17517.855143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17517.855598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17517.855598][T19513]      netdev_get_by_index+0x5e/0x80
[17517.855598][T19513]      fib6_nh_init+0x3d8/0x15b0
[17517.855598][T19513]      ip6_route_info_create+0xf18/0x17d0
[17517.855598][T19513]      ip6_route_add+0x1c/0x140
[17517.855598][T19513]      addrconf_prefix_route+0x2a6/0x430
[17517.855598][T19513]      inet6_addr_add+0x4f8/0xa40
[17517.855598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17517.855598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17517.855598][T19513]      netlink_rcv_skb+0x130/0x360
[17517.855598][T19513]      netlink_unicast+0x449/0x710
[17517.855598][T19513]      netlink_sendmsg+0x723/0xbe0
[17517.855598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17517.855598][T19513]      ___sys_sendmsg+0xee/0x170
[17517.855598][T19513]      __sys_sendmsg+0xcd/0x170
[17517.855598][T19513]      do_syscall_64+0xc6/0x1e0
[17517.855598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17517.855598][T19513] 
[17517.857846][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17517.857846][T19513]      netdev_get_by_index+0x5e/0x80
[17517.857846][T19513]      fib6_nh_init+0x3d8/0x15b0
[17517.857846][T19513]      ip6_route_info_create+0xf18/0x17d0
[17517.857846][T19513]      addrconf_f6i_alloc+0x315/0x560
[17517.857846][T19513]      ipv6_add_addr+0x411/0x2000
[17517.857846][T19513]      inet6_addr_add+0x30e/0xa40
[17517.857846][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17517.857846][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17517.857846][T19513]      netlink_rcv_skb+0x130/0x360
[17517.857846][T19513]      netlink_unicast+0x449/0x710
[17517.857846][T19513]      netlink_sendmsg+0x723/0xbe0
[17517.857846][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17517.857846][T19513]      ___sys_sendmsg+0xee/0x170
[17517.857846][T19513]      __sys_sendmsg+0xcd/0x170
[17517.857846][T19513]      do_syscall_64+0xc6/0x1e0
[17517.857846][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17517.857846][T19513] 
[17517.860051][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17517.860051][T19513]      netdev_get_by_index+0x5e/0x80
[17517.860051][T19513]      fib6_nh_init+0x3d8/0x15b0
[17517.860051][T19513]      ip6_route_info_create+0xf18/0x17d0
[17517.860051][T19513]      ip6_route_add+0x1c/0x140
[17517.860051][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17517.860051][T19513]      addrconf_add_dev+0xe2/0x170
[17517.860051][T19513]      inet6_addr_add+0x12f/0xa40
[17517.860051][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17517.860051][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17517.860051][T19513]      netlink_rcv_skb+0x130/0x360
[17517.860051][T19513]      netlink_unicast+0x449/0x710
[17517.860051][T19513]      netlink_sendmsg+0x723/0xbe0
[17517.860051][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17517.860051][T19513]      ___sys_sendmsg+0xee/0x170
[17517.860051][T19513]      __sys_sendmsg+0xcd/0x170
[17517.860051][T19513]      do_syscall_64+0xc6/0x1e0
[17517.860051][T19513] 
[17517.863519][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17517.863519][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17517.863519][T19513]      ipv6_find_idev+0x102/0x170
[17517.863519][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17517.863519][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17517.863519][T19513]      netlink_rcv_skb+0x130/0x360
[17517.863519][T19513]      netlink_unicast+0x449/0x710
[17517.863519][T19513]      netlink_sendmsg+0x723/0xbe0
[17517.863519][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17517.863519][T19513]      ___sys_sendmsg+0xee/0x170
[17517.863519][T19513]      __sys_sendmsg+0xcd/0x170
[17517.863519][T19513]      do_syscall_64+0xc6/0x1e0
[17517.863519][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17517.863519][T19513] 
[17517.865208][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17517.865208][T19513]      neigh_parms_alloc+0x1e5/0x510
[17517.865208][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17517.865208][T19513]      ipv6_find_idev+0x102/0x170
[17517.865208][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17517.865208][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17517.865208][T19513]      netlink_rcv_skb+0x130/0x360
[17517.865208][T19513]      netlink_unicast+0x449/0x710
[17517.865208][T19513]      netlink_sendmsg+0x723/0xbe0
[17517.865208][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17517.865208][T19513]      ___sys_sendmsg+0xee/0x170
[17517.865208][T19513]      __sys_sendmsg+0xcd/0x170
[17517.865208][T19513]      do_syscall_64+0xc6/0x1e0
[17517.865208][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17517.865208][T19513] 
[17528.103277][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17528.103853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17528.103853][T19513]      netdev_get_by_index+0x5e/0x80
[17528.103853][T19513]      fib6_nh_init+0x3d8/0x15b0
[17528.103853][T19513]      ip6_route_info_create+0xf18/0x17d0
[17528.103853][T19513]      ip6_route_add+0x1c/0x140
[17528.103853][T19513]      addrconf_prefix_route+0x2a6/0x430
[17528.103853][T19513]      inet6_addr_add+0x4f8/0xa40
[17528.103853][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17528.103853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17528.103853][T19513]      netlink_rcv_skb+0x130/0x360
[17528.103853][T19513]      netlink_unicast+0x449/0x710
[17528.103853][T19513]      netlink_sendmsg+0x723/0xbe0
[17528.103853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17528.103853][T19513]      ___sys_sendmsg+0xee/0x170
[17528.103853][T19513]      __sys_sendmsg+0xcd/0x170
[17528.103853][T19513]      do_syscall_64+0xc6/0x1e0
[17528.103853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17528.103853][T19513] 
[17528.106141][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17528.106141][T19513]      netdev_get_by_index+0x5e/0x80
[17528.106141][T19513]      fib6_nh_init+0x3d8/0x15b0
[17528.106141][T19513]      ip6_route_info_create+0xf18/0x17d0
[17528.106141][T19513]      addrconf_f6i_alloc+0x315/0x560
[17528.106141][T19513]      ipv6_add_addr+0x411/0x2000
[17528.106141][T19513]      inet6_addr_add+0x30e/0xa40
[17528.106141][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17528.106141][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17528.106141][T19513]      netlink_rcv_skb+0x130/0x360
[17528.106141][T19513]      netlink_unicast+0x449/0x710
[17528.106141][T19513]      netlink_sendmsg+0x723/0xbe0
[17528.106141][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17528.106141][T19513]      ___sys_sendmsg+0xee/0x170
[17528.106141][T19513]      __sys_sendmsg+0xcd/0x170
[17528.106141][T19513]      do_syscall_64+0xc6/0x1e0
[17528.106141][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17528.106141][T19513] 
[17528.108454][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17528.108454][T19513]      netdev_get_by_index+0x5e/0x80
[17528.108454][T19513]      fib6_nh_init+0x3d8/0x15b0
[17528.108454][T19513]      ip6_route_info_create+0xf18/0x17d0
[17528.108454][T19513]      ip6_route_add+0x1c/0x140
[17528.108454][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17528.108454][T19513]      addrconf_add_dev+0xe2/0x170
[17528.108454][T19513]      inet6_addr_add+0x12f/0xa40
[17528.108454][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17528.108454][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17528.108454][T19513]      netlink_rcv_skb+0x130/0x360
[17528.108454][T19513]      netlink_unicast+0x449/0x710
[17528.108454][T19513]      netlink_sendmsg+0x723/0xbe0
[17528.108454][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17528.108454][T19513]      ___sys_sendmsg+0xee/0x170
[17528.108454][T19513]      __sys_sendmsg+0xcd/0x170
[17528.108454][T19513]      do_syscall_64+0xc6/0x1e0
[17528.108454][T19513] 
[17528.110677][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17528.110677][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17528.110677][T19513]      ipv6_find_idev+0x102/0x170
[17528.110677][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17528.110677][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17528.110677][T19513]      netlink_rcv_skb+0x130/0x360
[17528.110677][T19513]      netlink_unicast+0x449/0x710
[17528.110677][T19513]      netlink_sendmsg+0x723/0xbe0
[17528.110677][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17528.110677][T19513]      ___sys_sendmsg+0xee/0x170
[17528.110677][T19513]      __sys_sendmsg+0xcd/0x170
[17528.110677][T19513]      do_syscall_64+0xc6/0x1e0
[17528.110677][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17528.110677][T19513] 
[17528.112435][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17528.112435][T19513]      neigh_parms_alloc+0x1e5/0x510
[17528.112435][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17528.112435][T19513]      ipv6_find_idev+0x102/0x170
[17528.112435][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17528.112435][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17528.112435][T19513]      netlink_rcv_skb+0x130/0x360
[17528.112435][T19513]      netlink_unicast+0x449/0x710
[17528.112435][T19513]      netlink_sendmsg+0x723/0xbe0
[17528.112435][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17528.112435][T19513]      ___sys_sendmsg+0xee/0x170
[17528.112435][T19513]      __sys_sendmsg+0xcd/0x170
[17528.112435][T19513]      do_syscall_64+0xc6/0x1e0
[17528.112435][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17528.112435][T19513] 
[17538.351129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17538.351581][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17538.351581][T19513]      netdev_get_by_index+0x5e/0x80
[17538.351581][T19513]      fib6_nh_init+0x3d8/0x15b0
[17538.351581][T19513]      ip6_route_info_create+0xf18/0x17d0
[17538.351581][T19513]      ip6_route_add+0x1c/0x140
[17538.351581][T19513]      addrconf_prefix_route+0x2a6/0x430
[17538.351581][T19513]      inet6_addr_add+0x4f8/0xa40
[17538.351581][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17538.351581][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17538.351581][T19513]      netlink_rcv_skb+0x130/0x360
[17538.351581][T19513]      netlink_unicast+0x449/0x710
[17538.351581][T19513]      netlink_sendmsg+0x723/0xbe0
[17538.351581][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17538.351581][T19513]      ___sys_sendmsg+0xee/0x170
[17538.351581][T19513]      __sys_sendmsg+0xcd/0x170
[17538.351581][T19513]      do_syscall_64+0xc6/0x1e0
[17538.351581][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17538.351581][T19513] 
[17538.353815][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17538.353815][T19513]      netdev_get_by_index+0x5e/0x80
[17538.353815][T19513]      fib6_nh_init+0x3d8/0x15b0
[17538.353815][T19513]      ip6_route_info_create+0xf18/0x17d0
[17538.353815][T19513]      addrconf_f6i_alloc+0x315/0x560
[17538.353815][T19513]      ipv6_add_addr+0x411/0x2000
[17538.353815][T19513]      inet6_addr_add+0x30e/0xa40
[17538.353815][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17538.353815][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17538.353815][T19513]      netlink_rcv_skb+0x130/0x360
[17538.353815][T19513]      netlink_unicast+0x449/0x710
[17538.353815][T19513]      netlink_sendmsg+0x723/0xbe0
[17538.353815][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17538.353815][T19513]      ___sys_sendmsg+0xee/0x170
[17538.353815][T19513]      __sys_sendmsg+0xcd/0x170
[17538.353815][T19513]      do_syscall_64+0xc6/0x1e0
[17538.353815][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17538.353815][T19513] 
[17538.356032][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17538.356032][T19513]      netdev_get_by_index+0x5e/0x80
[17538.356032][T19513]      fib6_nh_init+0x3d8/0x15b0
[17538.356032][T19513]      ip6_route_info_create+0xf18/0x17d0
[17538.356032][T19513]      ip6_route_add+0x1c/0x140
[17538.356032][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17538.356032][T19513]      addrconf_add_dev+0xe2/0x170
[17538.356032][T19513]      inet6_addr_add+0x12f/0xa40
[17538.356032][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17538.356032][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17538.356032][T19513]      netlink_rcv_skb+0x130/0x360
[17538.356032][T19513]      netlink_unicast+0x449/0x710
[17538.356032][T19513]      netlink_sendmsg+0x723/0xbe0
[17538.356032][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17538.356032][T19513]      ___sys_sendmsg+0xee/0x170
[17538.356032][T19513]      __sys_sendmsg+0xcd/0x170
[17538.356032][T19513]      do_syscall_64+0xc6/0x1e0
[17538.356032][T19513] 
[17538.358204][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17538.358204][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17538.358204][T19513]      ipv6_find_idev+0x102/0x170
[17538.358204][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17538.358204][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17538.358204][T19513]      netlink_rcv_skb+0x130/0x360
[17538.358204][T19513]      netlink_unicast+0x449/0x710
[17538.358204][T19513]      netlink_sendmsg+0x723/0xbe0
[17538.358204][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17538.358204][T19513]      ___sys_sendmsg+0xee/0x170
[17538.358204][T19513]      __sys_sendmsg+0xcd/0x170
[17538.358204][T19513]      do_syscall_64+0xc6/0x1e0
[17538.358204][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17538.358204][T19513] 
[17538.359894][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17538.359894][T19513]      neigh_parms_alloc+0x1e5/0x510
[17538.359894][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17538.359894][T19513]      ipv6_find_idev+0x102/0x170
[17538.359894][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17538.359894][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17538.359894][T19513]      netlink_rcv_skb+0x130/0x360
[17538.359894][T19513]      netlink_unicast+0x449/0x710
[17538.359894][T19513]      netlink_sendmsg+0x723/0xbe0
[17538.359894][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17538.359894][T19513]      ___sys_sendmsg+0xee/0x170
[17538.359894][T19513]      __sys_sendmsg+0xcd/0x170
[17538.359894][T19513]      do_syscall_64+0xc6/0x1e0
[17538.359894][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17538.359894][T19513] 
[17548.599220][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17548.599678][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17548.599678][T19513]      netdev_get_by_index+0x5e/0x80
[17548.599678][T19513]      fib6_nh_init+0x3d8/0x15b0
[17548.599678][T19513]      ip6_route_info_create+0xf18/0x17d0
[17548.599678][T19513]      ip6_route_add+0x1c/0x140
[17548.599678][T19513]      addrconf_prefix_route+0x2a6/0x430
[17548.599678][T19513]      inet6_addr_add+0x4f8/0xa40
[17548.599678][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17548.599678][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17548.599678][T19513]      netlink_rcv_skb+0x130/0x360
[17548.599678][T19513]      netlink_unicast+0x449/0x710
[17548.599678][T19513]      netlink_sendmsg+0x723/0xbe0
[17548.599678][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17548.599678][T19513]      ___sys_sendmsg+0xee/0x170
[17548.599678][T19513]      __sys_sendmsg+0xcd/0x170
[17548.599678][T19513]      do_syscall_64+0xc6/0x1e0
[17548.599678][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17548.599678][T19513] 
[17548.601902][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17548.601902][T19513]      netdev_get_by_index+0x5e/0x80
[17548.601902][T19513]      fib6_nh_init+0x3d8/0x15b0
[17548.601902][T19513]      ip6_route_info_create+0xf18/0x17d0
[17548.601902][T19513]      addrconf_f6i_alloc+0x315/0x560
[17548.601902][T19513]      ipv6_add_addr+0x411/0x2000
[17548.601902][T19513]      inet6_addr_add+0x30e/0xa40
[17548.601902][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17548.601902][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17548.601902][T19513]      netlink_rcv_skb+0x130/0x360
[17548.601902][T19513]      netlink_unicast+0x449/0x710
[17548.601902][T19513]      netlink_sendmsg+0x723/0xbe0
[17548.601902][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17548.601902][T19513]      ___sys_sendmsg+0xee/0x170
[17548.601902][T19513]      __sys_sendmsg+0xcd/0x170
[17548.601902][T19513]      do_syscall_64+0xc6/0x1e0
[17548.601902][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17548.601902][T19513] 
[17548.604106][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17548.604106][T19513]      netdev_get_by_index+0x5e/0x80
[17548.604106][T19513]      fib6_nh_init+0x3d8/0x15b0
[17548.604106][T19513]      ip6_route_info_create+0xf18/0x17d0
[17548.604106][T19513]      ip6_route_add+0x1c/0x140
[17548.604106][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17548.604106][T19513]      addrconf_add_dev+0xe2/0x170
[17548.604106][T19513]      inet6_addr_add+0x12f/0xa40
[17548.604106][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17548.604106][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17548.604106][T19513]      netlink_rcv_skb+0x130/0x360
[17548.604106][T19513]      netlink_unicast+0x449/0x710
[17548.604106][T19513]      netlink_sendmsg+0x723/0xbe0
[17548.604106][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17548.604106][T19513]      ___sys_sendmsg+0xee/0x170
[17548.604106][T19513]      __sys_sendmsg+0xcd/0x170
[17548.604106][T19513]      do_syscall_64+0xc6/0x1e0
[17548.604106][T19513] 
[17548.606259][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17548.606259][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17548.606259][T19513]      ipv6_find_idev+0x102/0x170
[17548.606259][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17548.606259][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17548.606259][T19513]      netlink_rcv_skb+0x130/0x360
[17548.606259][T19513]      netlink_unicast+0x449/0x710
[17548.606259][T19513]      netlink_sendmsg+0x723/0xbe0
[17548.606259][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17548.606259][T19513]      ___sys_sendmsg+0xee/0x170
[17548.606259][T19513]      __sys_sendmsg+0xcd/0x170
[17548.606259][T19513]      do_syscall_64+0xc6/0x1e0
[17548.606259][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17548.606259][T19513] 
[17548.607964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17548.607964][T19513]      neigh_parms_alloc+0x1e5/0x510
[17548.607964][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17548.607964][T19513]      ipv6_find_idev+0x102/0x170
[17548.607964][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17548.607964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17548.607964][T19513]      netlink_rcv_skb+0x130/0x360
[17548.607964][T19513]      netlink_unicast+0x449/0x710
[17548.607964][T19513]      netlink_sendmsg+0x723/0xbe0
[17548.607964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17548.607964][T19513]      ___sys_sendmsg+0xee/0x170
[17548.607964][T19513]      __sys_sendmsg+0xcd/0x170
[17548.607964][T19513]      do_syscall_64+0xc6/0x1e0
[17548.607964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17548.607964][T19513] 
[17558.847065][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17558.847526][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17558.847526][T19513]      netdev_get_by_index+0x5e/0x80
[17558.847526][T19513]      fib6_nh_init+0x3d8/0x15b0
[17558.847526][T19513]      ip6_route_info_create+0xf18/0x17d0
[17558.847526][T19513]      ip6_route_add+0x1c/0x140
[17558.847526][T19513]      addrconf_prefix_route+0x2a6/0x430
[17558.847526][T19513]      inet6_addr_add+0x4f8/0xa40
[17558.847526][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17558.847526][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17558.847526][T19513]      netlink_rcv_skb+0x130/0x360
[17558.847526][T19513]      netlink_unicast+0x449/0x710
[17558.847526][T19513]      netlink_sendmsg+0x723/0xbe0
[17558.847526][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17558.847526][T19513]      ___sys_sendmsg+0xee/0x170
[17558.847526][T19513]      __sys_sendmsg+0xcd/0x170
[17558.847526][T19513]      do_syscall_64+0xc6/0x1e0
[17558.847526][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17558.847526][T19513] 
[17558.849752][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17558.849752][T19513]      netdev_get_by_index+0x5e/0x80
[17558.849752][T19513]      fib6_nh_init+0x3d8/0x15b0
[17558.849752][T19513]      ip6_route_info_create+0xf18/0x17d0
[17558.849752][T19513]      addrconf_f6i_alloc+0x315/0x560
[17558.849752][T19513]      ipv6_add_addr+0x411/0x2000
[17558.849752][T19513]      inet6_addr_add+0x30e/0xa40
[17558.849752][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17558.849752][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17558.849752][T19513]      netlink_rcv_skb+0x130/0x360
[17558.849752][T19513]      netlink_unicast+0x449/0x710
[17558.849752][T19513]      netlink_sendmsg+0x723/0xbe0
[17558.849752][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17558.849752][T19513]      ___sys_sendmsg+0xee/0x170
[17558.849752][T19513]      __sys_sendmsg+0xcd/0x170
[17558.849752][T19513]      do_syscall_64+0xc6/0x1e0
[17558.849752][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17558.849752][T19513] 
[17558.851950][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17558.851950][T19513]      netdev_get_by_index+0x5e/0x80
[17558.851950][T19513]      fib6_nh_init+0x3d8/0x15b0
[17558.851950][T19513]      ip6_route_info_create+0xf18/0x17d0
[17558.851950][T19513]      ip6_route_add+0x1c/0x140
[17558.851950][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17558.851950][T19513]      addrconf_add_dev+0xe2/0x170
[17558.851950][T19513]      inet6_addr_add+0x12f/0xa40
[17558.851950][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17558.851950][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17558.851950][T19513]      netlink_rcv_skb+0x130/0x360
[17558.851950][T19513]      netlink_unicast+0x449/0x710
[17558.851950][T19513]      netlink_sendmsg+0x723/0xbe0
[17558.851950][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17558.851950][T19513]      ___sys_sendmsg+0xee/0x170
[17558.851950][T19513]      __sys_sendmsg+0xcd/0x170
[17558.851950][T19513]      do_syscall_64+0xc6/0x1e0
[17558.851950][T19513] 
[17558.854100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17558.854100][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17558.854100][T19513]      ipv6_find_idev+0x102/0x170
[17558.854100][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17558.854100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17558.854100][T19513]      netlink_rcv_skb+0x130/0x360
[17558.854100][T19513]      netlink_unicast+0x449/0x710
[17558.854100][T19513]      netlink_sendmsg+0x723/0xbe0
[17558.854100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17558.854100][T19513]      ___sys_sendmsg+0xee/0x170
[17558.854100][T19513]      __sys_sendmsg+0xcd/0x170
[17558.854100][T19513]      do_syscall_64+0xc6/0x1e0
[17558.854100][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17558.854100][T19513] 
[17558.855791][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17558.855791][T19513]      neigh_parms_alloc+0x1e5/0x510
[17558.855791][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17558.855791][T19513]      ipv6_find_idev+0x102/0x170
[17558.855791][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17558.855791][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17558.855791][T19513]      netlink_rcv_skb+0x130/0x360
[17558.855791][T19513]      netlink_unicast+0x449/0x710
[17558.855791][T19513]      netlink_sendmsg+0x723/0xbe0
[17558.855791][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17558.855791][T19513]      ___sys_sendmsg+0xee/0x170
[17558.855791][T19513]      __sys_sendmsg+0xcd/0x170
[17558.855791][T19513]      do_syscall_64+0xc6/0x1e0
[17558.855791][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17558.855791][T19513] 
[17568.887063][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17568.887520][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17568.887520][T19513]      netdev_get_by_index+0x5e/0x80
[17568.887520][T19513]      fib6_nh_init+0x3d8/0x15b0
[17568.887520][T19513]      ip6_route_info_create+0xf18/0x17d0
[17568.887520][T19513]      ip6_route_add+0x1c/0x140
[17568.887520][T19513]      addrconf_prefix_route+0x2a6/0x430
[17568.887520][T19513]      inet6_addr_add+0x4f8/0xa40
[17568.887520][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17568.887520][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17568.887520][T19513]      netlink_rcv_skb+0x130/0x360
[17568.887520][T19513]      netlink_unicast+0x449/0x710
[17568.887520][T19513]      netlink_sendmsg+0x723/0xbe0
[17568.887520][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17568.887520][T19513]      ___sys_sendmsg+0xee/0x170
[17568.887520][T19513]      __sys_sendmsg+0xcd/0x170
[17568.887520][T19513]      do_syscall_64+0xc6/0x1e0
[17568.887520][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17568.887520][T19513] 
[17568.889743][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17568.889743][T19513]      netdev_get_by_index+0x5e/0x80
[17568.889743][T19513]      fib6_nh_init+0x3d8/0x15b0
[17568.889743][T19513]      ip6_route_info_create+0xf18/0x17d0
[17568.889743][T19513]      addrconf_f6i_alloc+0x315/0x560
[17568.889743][T19513]      ipv6_add_addr+0x411/0x2000
[17568.889743][T19513]      inet6_addr_add+0x30e/0xa40
[17568.889743][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17568.889743][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17568.889743][T19513]      netlink_rcv_skb+0x130/0x360
[17568.889743][T19513]      netlink_unicast+0x449/0x710
[17568.889743][T19513]      netlink_sendmsg+0x723/0xbe0
[17568.889743][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17568.889743][T19513]      ___sys_sendmsg+0xee/0x170
[17568.889743][T19513]      __sys_sendmsg+0xcd/0x170
[17568.889743][T19513]      do_syscall_64+0xc6/0x1e0
[17568.889743][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17568.889743][T19513] 
[17568.891945][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17568.891945][T19513]      netdev_get_by_index+0x5e/0x80
[17568.891945][T19513]      fib6_nh_init+0x3d8/0x15b0
[17568.891945][T19513]      ip6_route_info_create+0xf18/0x17d0
[17568.891945][T19513]      ip6_route_add+0x1c/0x140
[17568.891945][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17568.891945][T19513]      addrconf_add_dev+0xe2/0x170
[17568.891945][T19513]      inet6_addr_add+0x12f/0xa40
[17568.891945][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17568.891945][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17568.891945][T19513]      netlink_rcv_skb+0x130/0x360
[17568.891945][T19513]      netlink_unicast+0x449/0x710
[17568.891945][T19513]      netlink_sendmsg+0x723/0xbe0
[17568.891945][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17568.891945][T19513]      ___sys_sendmsg+0xee/0x170
[17568.891945][T19513]      __sys_sendmsg+0xcd/0x170
[17568.891945][T19513]      do_syscall_64+0xc6/0x1e0
[17568.891945][T19513] 
[17568.894107][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17568.894107][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17568.894107][T19513]      ipv6_find_idev+0x102/0x170
[17568.894107][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17568.894107][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17568.894107][T19513]      netlink_rcv_skb+0x130/0x360
[17568.894107][T19513]      netlink_unicast+0x449/0x710
[17568.894107][T19513]      netlink_sendmsg+0x723/0xbe0
[17568.894107][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17568.894107][T19513]      ___sys_sendmsg+0xee/0x170
[17568.894107][T19513]      __sys_sendmsg+0xcd/0x170
[17568.894107][T19513]      do_syscall_64+0xc6/0x1e0
[17568.894107][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17568.894107][T19513] 
[17568.895799][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17568.895799][T19513]      neigh_parms_alloc+0x1e5/0x510
[17568.895799][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17568.895799][T19513]      ipv6_find_idev+0x102/0x170
[17568.895799][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17568.895799][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17568.895799][T19513]      netlink_rcv_skb+0x130/0x360
[17568.895799][T19513]      netlink_unicast+0x449/0x710
[17568.895799][T19513]      netlink_sendmsg+0x723/0xbe0
[17568.895799][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17568.895799][T19513]      ___sys_sendmsg+0xee/0x170
[17568.895799][T19513]      __sys_sendmsg+0xcd/0x170
[17568.895799][T19513]      do_syscall_64+0xc6/0x1e0
[17568.895799][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17568.895799][T19513] 
[17579.135135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17579.135590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17579.135590][T19513]      netdev_get_by_index+0x5e/0x80
[17579.135590][T19513]      fib6_nh_init+0x3d8/0x15b0
[17579.135590][T19513]      ip6_route_info_create+0xf18/0x17d0
[17579.135590][T19513]      ip6_route_add+0x1c/0x140
[17579.135590][T19513]      addrconf_prefix_route+0x2a6/0x430
[17579.135590][T19513]      inet6_addr_add+0x4f8/0xa40
[17579.135590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17579.135590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17579.135590][T19513]      netlink_rcv_skb+0x130/0x360
[17579.135590][T19513]      netlink_unicast+0x449/0x710
[17579.135590][T19513]      netlink_sendmsg+0x723/0xbe0
[17579.135590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17579.135590][T19513]      ___sys_sendmsg+0xee/0x170
[17579.135590][T19513]      __sys_sendmsg+0xcd/0x170
[17579.135590][T19513]      do_syscall_64+0xc6/0x1e0
[17579.135590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17579.135590][T19513] 
[17579.137841][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17579.137841][T19513]      netdev_get_by_index+0x5e/0x80
[17579.137841][T19513]      fib6_nh_init+0x3d8/0x15b0
[17579.137841][T19513]      ip6_route_info_create+0xf18/0x17d0
[17579.137841][T19513]      addrconf_f6i_alloc+0x315/0x560
[17579.137841][T19513]      ipv6_add_addr+0x411/0x2000
[17579.137841][T19513]      inet6_addr_add+0x30e/0xa40
[17579.137841][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17579.137841][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17579.137841][T19513]      netlink_rcv_skb+0x130/0x360
[17579.137841][T19513]      netlink_unicast+0x449/0x710
[17579.137841][T19513]      netlink_sendmsg+0x723/0xbe0
[17579.137841][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17579.137841][T19513]      ___sys_sendmsg+0xee/0x170
[17579.137841][T19513]      __sys_sendmsg+0xcd/0x170
[17579.137841][T19513]      do_syscall_64+0xc6/0x1e0
[17579.137841][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17579.137841][T19513] 
[17579.140047][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17579.140047][T19513]      netdev_get_by_index+0x5e/0x80
[17579.140047][T19513]      fib6_nh_init+0x3d8/0x15b0
[17579.140047][T19513]      ip6_route_info_create+0xf18/0x17d0
[17579.140047][T19513]      ip6_route_add+0x1c/0x140
[17579.140047][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17579.140047][T19513]      addrconf_add_dev+0xe2/0x170
[17579.140047][T19513]      inet6_addr_add+0x12f/0xa40
[17579.140047][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17579.140047][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17579.140047][T19513]      netlink_rcv_skb+0x130/0x360
[17579.140047][T19513]      netlink_unicast+0x449/0x710
[17579.140047][T19513]      netlink_sendmsg+0x723/0xbe0
[17579.140047][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17579.140047][T19513]      ___sys_sendmsg+0xee/0x170
[17579.140047][T19513]      __sys_sendmsg+0xcd/0x170
[17579.140047][T19513]      do_syscall_64+0xc6/0x1e0
[17579.140047][T19513] 
[17579.142742][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17579.142742][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17579.142742][T19513]      ipv6_find_idev+0x102/0x170
[17579.142742][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17579.142742][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17579.142742][T19513]      netlink_rcv_skb+0x130/0x360
[17579.142742][T19513]      netlink_unicast+0x449/0x710
[17579.142742][T19513]      netlink_sendmsg+0x723/0xbe0
[17579.142742][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17579.142742][T19513]      ___sys_sendmsg+0xee/0x170
[17579.142742][T19513]      __sys_sendmsg+0xcd/0x170
[17579.142742][T19513]      do_syscall_64+0xc6/0x1e0
[17579.142742][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17579.142742][T19513] 
[17579.144432][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17579.144432][T19513]      neigh_parms_alloc+0x1e5/0x510
[17579.144432][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17579.144432][T19513]      ipv6_find_idev+0x102/0x170
[17579.144432][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17579.144432][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17579.144432][T19513]      netlink_rcv_skb+0x130/0x360
[17579.144432][T19513]      netlink_unicast+0x449/0x710
[17579.144432][T19513]      netlink_sendmsg+0x723/0xbe0
[17579.144432][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17579.144432][T19513]      ___sys_sendmsg+0xee/0x170
[17579.144432][T19513]      __sys_sendmsg+0xcd/0x170
[17579.144432][T19513]      do_syscall_64+0xc6/0x1e0
[17579.144432][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17579.144432][T19513] 
[17589.383174][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17589.383624][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17589.383624][T19513]      netdev_get_by_index+0x5e/0x80
[17589.383624][T19513]      fib6_nh_init+0x3d8/0x15b0
[17589.383624][T19513]      ip6_route_info_create+0xf18/0x17d0
[17589.383624][T19513]      ip6_route_add+0x1c/0x140
[17589.383624][T19513]      addrconf_prefix_route+0x2a6/0x430
[17589.383624][T19513]      inet6_addr_add+0x4f8/0xa40
[17589.383624][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17589.383624][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17589.383624][T19513]      netlink_rcv_skb+0x130/0x360
[17589.383624][T19513]      netlink_unicast+0x449/0x710
[17589.383624][T19513]      netlink_sendmsg+0x723/0xbe0
[17589.383624][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17589.383624][T19513]      ___sys_sendmsg+0xee/0x170
[17589.383624][T19513]      __sys_sendmsg+0xcd/0x170
[17589.383624][T19513]      do_syscall_64+0xc6/0x1e0
[17589.383624][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17589.383624][T19513] 
[17589.385857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17589.385857][T19513]      netdev_get_by_index+0x5e/0x80
[17589.385857][T19513]      fib6_nh_init+0x3d8/0x15b0
[17589.385857][T19513]      ip6_route_info_create+0xf18/0x17d0
[17589.385857][T19513]      addrconf_f6i_alloc+0x315/0x560
[17589.385857][T19513]      ipv6_add_addr+0x411/0x2000
[17589.385857][T19513]      inet6_addr_add+0x30e/0xa40
[17589.385857][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17589.385857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17589.385857][T19513]      netlink_rcv_skb+0x130/0x360
[17589.385857][T19513]      netlink_unicast+0x449/0x710
[17589.385857][T19513]      netlink_sendmsg+0x723/0xbe0
[17589.385857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17589.385857][T19513]      ___sys_sendmsg+0xee/0x170
[17589.385857][T19513]      __sys_sendmsg+0xcd/0x170
[17589.385857][T19513]      do_syscall_64+0xc6/0x1e0
[17589.385857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17589.385857][T19513] 
[17589.388071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17589.388071][T19513]      netdev_get_by_index+0x5e/0x80
[17589.388071][T19513]      fib6_nh_init+0x3d8/0x15b0
[17589.388071][T19513]      ip6_route_info_create+0xf18/0x17d0
[17589.388071][T19513]      ip6_route_add+0x1c/0x140
[17589.388071][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17589.388071][T19513]      addrconf_add_dev+0xe2/0x170
[17589.388071][T19513]      inet6_addr_add+0x12f/0xa40
[17589.388071][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17589.388071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17589.388071][T19513]      netlink_rcv_skb+0x130/0x360
[17589.388071][T19513]      netlink_unicast+0x449/0x710
[17589.388071][T19513]      netlink_sendmsg+0x723/0xbe0
[17589.388071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17589.388071][T19513]      ___sys_sendmsg+0xee/0x170
[17589.388071][T19513]      __sys_sendmsg+0xcd/0x170
[17589.388071][T19513]      do_syscall_64+0xc6/0x1e0
[17589.388071][T19513] 
[17589.390239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17589.390239][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17589.390239][T19513]      ipv6_find_idev+0x102/0x170
[17589.390239][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17589.390239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17589.390239][T19513]      netlink_rcv_skb+0x130/0x360
[17589.390239][T19513]      netlink_unicast+0x449/0x710
[17589.390239][T19513]      netlink_sendmsg+0x723/0xbe0
[17589.390239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17589.390239][T19513]      ___sys_sendmsg+0xee/0x170
[17589.390239][T19513]      __sys_sendmsg+0xcd/0x170
[17589.390239][T19513]      do_syscall_64+0xc6/0x1e0
[17589.390239][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17589.390239][T19513] 
[17589.391929][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17589.391929][T19513]      neigh_parms_alloc+0x1e5/0x510
[17589.391929][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17589.391929][T19513]      ipv6_find_idev+0x102/0x170
[17589.391929][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17589.391929][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17589.391929][T19513]      netlink_rcv_skb+0x130/0x360
[17589.391929][T19513]      netlink_unicast+0x449/0x710
[17589.391929][T19513]      netlink_sendmsg+0x723/0xbe0
[17589.391929][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17589.391929][T19513]      ___sys_sendmsg+0xee/0x170
[17589.391929][T19513]      __sys_sendmsg+0xcd/0x170
[17589.391929][T19513]      do_syscall_64+0xc6/0x1e0
[17589.391929][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17589.391929][T19513] 
[17599.631157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17599.631633][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17599.631633][T19513]      netdev_get_by_index+0x5e/0x80
[17599.631633][T19513]      fib6_nh_init+0x3d8/0x15b0
[17599.631633][T19513]      ip6_route_info_create+0xf18/0x17d0
[17599.631633][T19513]      ip6_route_add+0x1c/0x140
[17599.631633][T19513]      addrconf_prefix_route+0x2a6/0x430
[17599.631633][T19513]      inet6_addr_add+0x4f8/0xa40
[17599.631633][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17599.631633][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17599.631633][T19513]      netlink_rcv_skb+0x130/0x360
[17599.631633][T19513]      netlink_unicast+0x449/0x710
[17599.631633][T19513]      netlink_sendmsg+0x723/0xbe0
[17599.631633][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17599.631633][T19513]      ___sys_sendmsg+0xee/0x170
[17599.631633][T19513]      __sys_sendmsg+0xcd/0x170
[17599.631633][T19513]      do_syscall_64+0xc6/0x1e0
[17599.631633][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17599.631633][T19513] 
[17599.633872][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17599.633872][T19513]      netdev_get_by_index+0x5e/0x80
[17599.633872][T19513]      fib6_nh_init+0x3d8/0x15b0
[17599.633872][T19513]      ip6_route_info_create+0xf18/0x17d0
[17599.633872][T19513]      addrconf_f6i_alloc+0x315/0x560
[17599.633872][T19513]      ipv6_add_addr+0x411/0x2000
[17599.633872][T19513]      inet6_addr_add+0x30e/0xa40
[17599.633872][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17599.633872][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17599.633872][T19513]      netlink_rcv_skb+0x130/0x360
[17599.633872][T19513]      netlink_unicast+0x449/0x710
[17599.633872][T19513]      netlink_sendmsg+0x723/0xbe0
[17599.633872][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17599.633872][T19513]      ___sys_sendmsg+0xee/0x170
[17599.633872][T19513]      __sys_sendmsg+0xcd/0x170
[17599.633872][T19513]      do_syscall_64+0xc6/0x1e0
[17599.633872][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17599.633872][T19513] 
[17599.636087][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17599.636087][T19513]      netdev_get_by_index+0x5e/0x80
[17599.636087][T19513]      fib6_nh_init+0x3d8/0x15b0
[17599.636087][T19513]      ip6_route_info_create+0xf18/0x17d0
[17599.636087][T19513]      ip6_route_add+0x1c/0x140
[17599.636087][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17599.636087][T19513]      addrconf_add_dev+0xe2/0x170
[17599.636087][T19513]      inet6_addr_add+0x12f/0xa40
[17599.636087][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17599.636087][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17599.636087][T19513]      netlink_rcv_skb+0x130/0x360
[17599.636087][T19513]      netlink_unicast+0x449/0x710
[17599.636087][T19513]      netlink_sendmsg+0x723/0xbe0
[17599.636087][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17599.636087][T19513]      ___sys_sendmsg+0xee/0x170
[17599.636087][T19513]      __sys_sendmsg+0xcd/0x170
[17599.636087][T19513]      do_syscall_64+0xc6/0x1e0
[17599.636087][T19513] 
[17599.638253][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17599.638253][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17599.638253][T19513]      ipv6_find_idev+0x102/0x170
[17599.638253][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17599.638253][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17599.638253][T19513]      netlink_rcv_skb+0x130/0x360
[17599.638253][T19513]      netlink_unicast+0x449/0x710
[17599.638253][T19513]      netlink_sendmsg+0x723/0xbe0
[17599.638253][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17599.638253][T19513]      ___sys_sendmsg+0xee/0x170
[17599.638253][T19513]      __sys_sendmsg+0xcd/0x170
[17599.638253][T19513]      do_syscall_64+0xc6/0x1e0
[17599.638253][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17599.638253][T19513] 
[17599.639969][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17599.639969][T19513]      neigh_parms_alloc+0x1e5/0x510
[17599.639969][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17599.639969][T19513]      ipv6_find_idev+0x102/0x170
[17599.639969][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17599.639969][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17599.639969][T19513]      netlink_rcv_skb+0x130/0x360
[17599.639969][T19513]      netlink_unicast+0x449/0x710
[17599.639969][T19513]      netlink_sendmsg+0x723/0xbe0
[17599.639969][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17599.639969][T19513]      ___sys_sendmsg+0xee/0x170
[17599.639969][T19513]      __sys_sendmsg+0xcd/0x170
[17599.639969][T19513]      do_syscall_64+0xc6/0x1e0
[17599.639969][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17599.639969][T19513] 
[17609.879200][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17609.879827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17609.879827][T19513]      netdev_get_by_index+0x5e/0x80
[17609.879827][T19513]      fib6_nh_init+0x3d8/0x15b0
[17609.879827][T19513]      ip6_route_info_create+0xf18/0x17d0
[17609.879827][T19513]      ip6_route_add+0x1c/0x140
[17609.879827][T19513]      addrconf_prefix_route+0x2a6/0x430
[17609.879827][T19513]      inet6_addr_add+0x4f8/0xa40
[17609.879827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17609.879827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17609.879827][T19513]      netlink_rcv_skb+0x130/0x360
[17609.879827][T19513]      netlink_unicast+0x449/0x710
[17609.879827][T19513]      netlink_sendmsg+0x723/0xbe0
[17609.879827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17609.879827][T19513]      ___sys_sendmsg+0xee/0x170
[17609.879827][T19513]      __sys_sendmsg+0xcd/0x170
[17609.879827][T19513]      do_syscall_64+0xc6/0x1e0
[17609.879827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17609.879827][T19513] 
[17609.882088][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17609.882088][T19513]      netdev_get_by_index+0x5e/0x80
[17609.882088][T19513]      fib6_nh_init+0x3d8/0x15b0
[17609.882088][T19513]      ip6_route_info_create+0xf18/0x17d0
[17609.882088][T19513]      addrconf_f6i_alloc+0x315/0x560
[17609.882088][T19513]      ipv6_add_addr+0x411/0x2000
[17609.882088][T19513]      inet6_addr_add+0x30e/0xa40
[17609.882088][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17609.882088][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17609.882088][T19513]      netlink_rcv_skb+0x130/0x360
[17609.882088][T19513]      netlink_unicast+0x449/0x710
[17609.882088][T19513]      netlink_sendmsg+0x723/0xbe0
[17609.882088][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17609.882088][T19513]      ___sys_sendmsg+0xee/0x170
[17609.882088][T19513]      __sys_sendmsg+0xcd/0x170
[17609.882088][T19513]      do_syscall_64+0xc6/0x1e0
[17609.882088][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17609.882088][T19513] 
[17609.884274][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17609.884274][T19513]      netdev_get_by_index+0x5e/0x80
[17609.884274][T19513]      fib6_nh_init+0x3d8/0x15b0
[17609.884274][T19513]      ip6_route_info_create+0xf18/0x17d0
[17609.884274][T19513]      ip6_route_add+0x1c/0x140
[17609.884274][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17609.884274][T19513]      addrconf_add_dev+0xe2/0x170
[17609.884274][T19513]      inet6_addr_add+0x12f/0xa40
[17609.884274][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17609.884274][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17609.884274][T19513]      netlink_rcv_skb+0x130/0x360
[17609.884274][T19513]      netlink_unicast+0x449/0x710
[17609.884274][T19513]      netlink_sendmsg+0x723/0xbe0
[17609.884274][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17609.884274][T19513]      ___sys_sendmsg+0xee/0x170
[17609.884274][T19513]      __sys_sendmsg+0xcd/0x170
[17609.884274][T19513]      do_syscall_64+0xc6/0x1e0
[17609.884274][T19513] 
[17609.886437][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17609.886437][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17609.886437][T19513]      ipv6_find_idev+0x102/0x170
[17609.886437][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17609.886437][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17609.886437][T19513]      netlink_rcv_skb+0x130/0x360
[17609.886437][T19513]      netlink_unicast+0x449/0x710
[17609.886437][T19513]      netlink_sendmsg+0x723/0xbe0
[17609.886437][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17609.886437][T19513]      ___sys_sendmsg+0xee/0x170
[17609.886437][T19513]      __sys_sendmsg+0xcd/0x170
[17609.886437][T19513]      do_syscall_64+0xc6/0x1e0
[17609.886437][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17609.886437][T19513] 
[17609.888130][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17609.888130][T19513]      neigh_parms_alloc+0x1e5/0x510
[17609.888130][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17609.888130][T19513]      ipv6_find_idev+0x102/0x170
[17609.888130][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17609.888130][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17609.888130][T19513]      netlink_rcv_skb+0x130/0x360
[17609.888130][T19513]      netlink_unicast+0x449/0x710
[17609.888130][T19513]      netlink_sendmsg+0x723/0xbe0
[17609.888130][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17609.888130][T19513]      ___sys_sendmsg+0xee/0x170
[17609.888130][T19513]      __sys_sendmsg+0xcd/0x170
[17609.888130][T19513]      do_syscall_64+0xc6/0x1e0
[17609.888130][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17609.888130][T19513] 
[17619.927189][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17619.927705][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17619.927705][T19513]      netdev_get_by_index+0x5e/0x80
[17619.927705][T19513]      fib6_nh_init+0x3d8/0x15b0
[17619.927705][T19513]      ip6_route_info_create+0xf18/0x17d0
[17619.927705][T19513]      ip6_route_add+0x1c/0x140
[17619.927705][T19513]      addrconf_prefix_route+0x2a6/0x430
[17619.927705][T19513]      inet6_addr_add+0x4f8/0xa40
[17619.927705][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17619.927705][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17619.927705][T19513]      netlink_rcv_skb+0x130/0x360
[17619.927705][T19513]      netlink_unicast+0x449/0x710
[17619.927705][T19513]      netlink_sendmsg+0x723/0xbe0
[17619.927705][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17619.927705][T19513]      ___sys_sendmsg+0xee/0x170
[17619.927705][T19513]      __sys_sendmsg+0xcd/0x170
[17619.927705][T19513]      do_syscall_64+0xc6/0x1e0
[17619.927705][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17619.927705][T19513] 
[17619.929929][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17619.929929][T19513]      netdev_get_by_index+0x5e/0x80
[17619.929929][T19513]      fib6_nh_init+0x3d8/0x15b0
[17619.929929][T19513]      ip6_route_info_create+0xf18/0x17d0
[17619.929929][T19513]      addrconf_f6i_alloc+0x315/0x560
[17619.929929][T19513]      ipv6_add_addr+0x411/0x2000
[17619.929929][T19513]      inet6_addr_add+0x30e/0xa40
[17619.929929][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17619.929929][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17619.929929][T19513]      netlink_rcv_skb+0x130/0x360
[17619.929929][T19513]      netlink_unicast+0x449/0x710
[17619.929929][T19513]      netlink_sendmsg+0x723/0xbe0
[17619.929929][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17619.929929][T19513]      ___sys_sendmsg+0xee/0x170
[17619.929929][T19513]      __sys_sendmsg+0xcd/0x170
[17619.929929][T19513]      do_syscall_64+0xc6/0x1e0
[17619.929929][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17619.929929][T19513] 
[17619.932129][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17619.932129][T19513]      netdev_get_by_index+0x5e/0x80
[17619.932129][T19513]      fib6_nh_init+0x3d8/0x15b0
[17619.932129][T19513]      ip6_route_info_create+0xf18/0x17d0
[17619.932129][T19513]      ip6_route_add+0x1c/0x140
[17619.932129][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17619.932129][T19513]      addrconf_add_dev+0xe2/0x170
[17619.932129][T19513]      inet6_addr_add+0x12f/0xa40
[17619.932129][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17619.932129][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17619.932129][T19513]      netlink_rcv_skb+0x130/0x360
[17619.932129][T19513]      netlink_unicast+0x449/0x710
[17619.932129][T19513]      netlink_sendmsg+0x723/0xbe0
[17619.932129][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17619.932129][T19513]      ___sys_sendmsg+0xee/0x170
[17619.932129][T19513]      __sys_sendmsg+0xcd/0x170
[17619.932129][T19513]      do_syscall_64+0xc6/0x1e0
[17619.932129][T19513] 
[17619.934287][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17619.934287][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17619.934287][T19513]      ipv6_find_idev+0x102/0x170
[17619.934287][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17619.934287][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17619.934287][T19513]      netlink_rcv_skb+0x130/0x360
[17619.934287][T19513]      netlink_unicast+0x449/0x710
[17619.934287][T19513]      netlink_sendmsg+0x723/0xbe0
[17619.934287][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17619.934287][T19513]      ___sys_sendmsg+0xee/0x170
[17619.934287][T19513]      __sys_sendmsg+0xcd/0x170
[17619.934287][T19513]      do_syscall_64+0xc6/0x1e0
[17619.934287][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17619.934287][T19513] 
[17619.936000][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17619.936000][T19513]      neigh_parms_alloc+0x1e5/0x510
[17619.936000][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17619.936000][T19513]      ipv6_find_idev+0x102/0x170
[17619.936000][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17619.936000][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17619.936000][T19513]      netlink_rcv_skb+0x130/0x360
[17619.936000][T19513]      netlink_unicast+0x449/0x710
[17619.936000][T19513]      netlink_sendmsg+0x723/0xbe0
[17619.936000][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17619.936000][T19513]      ___sys_sendmsg+0xee/0x170
[17619.936000][T19513]      __sys_sendmsg+0xcd/0x170
[17619.936000][T19513]      do_syscall_64+0xc6/0x1e0
[17619.936000][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17619.936000][T19513] 
[17630.175234][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17630.175866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17630.175866][T19513]      netdev_get_by_index+0x5e/0x80
[17630.175866][T19513]      fib6_nh_init+0x3d8/0x15b0
[17630.175866][T19513]      ip6_route_info_create+0xf18/0x17d0
[17630.175866][T19513]      ip6_route_add+0x1c/0x140
[17630.175866][T19513]      addrconf_prefix_route+0x2a6/0x430
[17630.175866][T19513]      inet6_addr_add+0x4f8/0xa40
[17630.175866][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17630.175866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17630.175866][T19513]      netlink_rcv_skb+0x130/0x360
[17630.175866][T19513]      netlink_unicast+0x449/0x710
[17630.175866][T19513]      netlink_sendmsg+0x723/0xbe0
[17630.175866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17630.175866][T19513]      ___sys_sendmsg+0xee/0x170
[17630.175866][T19513]      __sys_sendmsg+0xcd/0x170
[17630.175866][T19513]      do_syscall_64+0xc6/0x1e0
[17630.175866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17630.175866][T19513] 
[17630.178145][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17630.178145][T19513]      netdev_get_by_index+0x5e/0x80
[17630.178145][T19513]      fib6_nh_init+0x3d8/0x15b0
[17630.178145][T19513]      ip6_route_info_create+0xf18/0x17d0
[17630.178145][T19513]      addrconf_f6i_alloc+0x315/0x560
[17630.178145][T19513]      ipv6_add_addr+0x411/0x2000
[17630.178145][T19513]      inet6_addr_add+0x30e/0xa40
[17630.178145][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17630.178145][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17630.178145][T19513]      netlink_rcv_skb+0x130/0x360
[17630.178145][T19513]      netlink_unicast+0x449/0x710
[17630.178145][T19513]      netlink_sendmsg+0x723/0xbe0
[17630.178145][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17630.178145][T19513]      ___sys_sendmsg+0xee/0x170
[17630.178145][T19513]      __sys_sendmsg+0xcd/0x170
[17630.178145][T19513]      do_syscall_64+0xc6/0x1e0
[17630.178145][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17630.178145][T19513] 
[17630.180361][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17630.180361][T19513]      netdev_get_by_index+0x5e/0x80
[17630.180361][T19513]      fib6_nh_init+0x3d8/0x15b0
[17630.180361][T19513]      ip6_route_info_create+0xf18/0x17d0
[17630.180361][T19513]      ip6_route_add+0x1c/0x140
[17630.180361][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17630.180361][T19513]      addrconf_add_dev+0xe2/0x170
[17630.180361][T19513]      inet6_addr_add+0x12f/0xa40
[17630.180361][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17630.180361][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17630.180361][T19513]      netlink_rcv_skb+0x130/0x360
[17630.180361][T19513]      netlink_unicast+0x449/0x710
[17630.180361][T19513]      netlink_sendmsg+0x723/0xbe0
[17630.180361][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17630.180361][T19513]      ___sys_sendmsg+0xee/0x170
[17630.180361][T19513]      __sys_sendmsg+0xcd/0x170
[17630.180361][T19513]      do_syscall_64+0xc6/0x1e0
[17630.180361][T19513] 
[17630.182537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17630.182537][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17630.182537][T19513]      ipv6_find_idev+0x102/0x170
[17630.182537][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17630.182537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17630.182537][T19513]      netlink_rcv_skb+0x130/0x360
[17630.182537][T19513]      netlink_unicast+0x449/0x710
[17630.182537][T19513]      netlink_sendmsg+0x723/0xbe0
[17630.182537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17630.182537][T19513]      ___sys_sendmsg+0xee/0x170
[17630.182537][T19513]      __sys_sendmsg+0xcd/0x170
[17630.182537][T19513]      do_syscall_64+0xc6/0x1e0
[17630.182537][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17630.182537][T19513] 
[17630.184278][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17630.184278][T19513]      neigh_parms_alloc+0x1e5/0x510
[17630.184278][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17630.184278][T19513]      ipv6_find_idev+0x102/0x170
[17630.184278][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17630.184278][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17630.184278][T19513]      netlink_rcv_skb+0x130/0x360
[17630.184278][T19513]      netlink_unicast+0x449/0x710
[17630.184278][T19513]      netlink_sendmsg+0x723/0xbe0
[17630.184278][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17630.184278][T19513]      ___sys_sendmsg+0xee/0x170
[17630.184278][T19513]      __sys_sendmsg+0xcd/0x170
[17630.184278][T19513]      do_syscall_64+0xc6/0x1e0
[17630.184278][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17630.184278][T19513] 
[17640.423157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17640.423660][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17640.423660][T19513]      netdev_get_by_index+0x5e/0x80
[17640.423660][T19513]      fib6_nh_init+0x3d8/0x15b0
[17640.423660][T19513]      ip6_route_info_create+0xf18/0x17d0
[17640.423660][T19513]      ip6_route_add+0x1c/0x140
[17640.423660][T19513]      addrconf_prefix_route+0x2a6/0x430
[17640.423660][T19513]      inet6_addr_add+0x4f8/0xa40
[17640.423660][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17640.423660][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17640.423660][T19513]      netlink_rcv_skb+0x130/0x360
[17640.423660][T19513]      netlink_unicast+0x449/0x710
[17640.423660][T19513]      netlink_sendmsg+0x723/0xbe0
[17640.423660][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17640.423660][T19513]      ___sys_sendmsg+0xee/0x170
[17640.423660][T19513]      __sys_sendmsg+0xcd/0x170
[17640.423660][T19513]      do_syscall_64+0xc6/0x1e0
[17640.423660][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17640.423660][T19513] 
[17640.425886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17640.425886][T19513]      netdev_get_by_index+0x5e/0x80
[17640.425886][T19513]      fib6_nh_init+0x3d8/0x15b0
[17640.425886][T19513]      ip6_route_info_create+0xf18/0x17d0
[17640.425886][T19513]      addrconf_f6i_alloc+0x315/0x560
[17640.425886][T19513]      ipv6_add_addr+0x411/0x2000
[17640.425886][T19513]      inet6_addr_add+0x30e/0xa40
[17640.425886][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17640.425886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17640.425886][T19513]      netlink_rcv_skb+0x130/0x360
[17640.425886][T19513]      netlink_unicast+0x449/0x710
[17640.425886][T19513]      netlink_sendmsg+0x723/0xbe0
[17640.425886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17640.425886][T19513]      ___sys_sendmsg+0xee/0x170
[17640.425886][T19513]      __sys_sendmsg+0xcd/0x170
[17640.425886][T19513]      do_syscall_64+0xc6/0x1e0
[17640.425886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17640.425886][T19513] 
[17640.428095][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17640.428095][T19513]      netdev_get_by_index+0x5e/0x80
[17640.428095][T19513]      fib6_nh_init+0x3d8/0x15b0
[17640.428095][T19513]      ip6_route_info_create+0xf18/0x17d0
[17640.428095][T19513]      ip6_route_add+0x1c/0x140
[17640.428095][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17640.428095][T19513]      addrconf_add_dev+0xe2/0x170
[17640.428095][T19513]      inet6_addr_add+0x12f/0xa40
[17640.428095][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17640.428095][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17640.428095][T19513]      netlink_rcv_skb+0x130/0x360
[17640.428095][T19513]      netlink_unicast+0x449/0x710
[17640.428095][T19513]      netlink_sendmsg+0x723/0xbe0
[17640.428095][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17640.428095][T19513]      ___sys_sendmsg+0xee/0x170
[17640.428095][T19513]      __sys_sendmsg+0xcd/0x170
[17640.428095][T19513]      do_syscall_64+0xc6/0x1e0
[17640.428095][T19513] 
[17640.430253][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17640.430253][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17640.430253][T19513]      ipv6_find_idev+0x102/0x170
[17640.430253][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17640.430253][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17640.430253][T19513]      netlink_rcv_skb+0x130/0x360
[17640.430253][T19513]      netlink_unicast+0x449/0x710
[17640.430253][T19513]      netlink_sendmsg+0x723/0xbe0
[17640.430253][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17640.430253][T19513]      ___sys_sendmsg+0xee/0x170
[17640.430253][T19513]      __sys_sendmsg+0xcd/0x170
[17640.430253][T19513]      do_syscall_64+0xc6/0x1e0
[17640.430253][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17640.430253][T19513] 
[17640.431950][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17640.431950][T19513]      neigh_parms_alloc+0x1e5/0x510
[17640.431950][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17640.431950][T19513]      ipv6_find_idev+0x102/0x170
[17640.431950][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17640.431950][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17640.431950][T19513]      netlink_rcv_skb+0x130/0x360
[17640.431950][T19513]      netlink_unicast+0x449/0x710
[17640.431950][T19513]      netlink_sendmsg+0x723/0xbe0
[17640.431950][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17640.431950][T19513]      ___sys_sendmsg+0xee/0x170
[17640.431950][T19513]      __sys_sendmsg+0xcd/0x170
[17640.431950][T19513]      do_syscall_64+0xc6/0x1e0
[17640.431950][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17640.431950][T19513] 
[17650.439164][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17650.439641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17650.439641][T19513]      netdev_get_by_index+0x5e/0x80
[17650.439641][T19513]      fib6_nh_init+0x3d8/0x15b0
[17650.439641][T19513]      ip6_route_info_create+0xf18/0x17d0
[17650.439641][T19513]      ip6_route_add+0x1c/0x140
[17650.439641][T19513]      addrconf_prefix_route+0x2a6/0x430
[17650.439641][T19513]      inet6_addr_add+0x4f8/0xa40
[17650.439641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17650.439641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17650.439641][T19513]      netlink_rcv_skb+0x130/0x360
[17650.439641][T19513]      netlink_unicast+0x449/0x710
[17650.439641][T19513]      netlink_sendmsg+0x723/0xbe0
[17650.439641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17650.439641][T19513]      ___sys_sendmsg+0xee/0x170
[17650.439641][T19513]      __sys_sendmsg+0xcd/0x170
[17650.439641][T19513]      do_syscall_64+0xc6/0x1e0
[17650.439641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17650.439641][T19513] 
[17650.441870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17650.441870][T19513]      netdev_get_by_index+0x5e/0x80
[17650.441870][T19513]      fib6_nh_init+0x3d8/0x15b0
[17650.441870][T19513]      ip6_route_info_create+0xf18/0x17d0
[17650.441870][T19513]      addrconf_f6i_alloc+0x315/0x560
[17650.441870][T19513]      ipv6_add_addr+0x411/0x2000
[17650.441870][T19513]      inet6_addr_add+0x30e/0xa40
[17650.441870][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17650.441870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17650.441870][T19513]      netlink_rcv_skb+0x130/0x360
[17650.441870][T19513]      netlink_unicast+0x449/0x710
[17650.441870][T19513]      netlink_sendmsg+0x723/0xbe0
[17650.441870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17650.441870][T19513]      ___sys_sendmsg+0xee/0x170
[17650.441870][T19513]      __sys_sendmsg+0xcd/0x170
[17650.441870][T19513]      do_syscall_64+0xc6/0x1e0
[17650.441870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17650.441870][T19513] 
[17650.444071][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17650.444071][T19513]      netdev_get_by_index+0x5e/0x80
[17650.444071][T19513]      fib6_nh_init+0x3d8/0x15b0
[17650.444071][T19513]      ip6_route_info_create+0xf18/0x17d0
[17650.444071][T19513]      ip6_route_add+0x1c/0x140
[17650.444071][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17650.444071][T19513]      addrconf_add_dev+0xe2/0x170
[17650.444071][T19513]      inet6_addr_add+0x12f/0xa40
[17650.444071][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17650.444071][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17650.444071][T19513]      netlink_rcv_skb+0x130/0x360
[17650.444071][T19513]      netlink_unicast+0x449/0x710
[17650.444071][T19513]      netlink_sendmsg+0x723/0xbe0
[17650.444071][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17650.444071][T19513]      ___sys_sendmsg+0xee/0x170
[17650.444071][T19513]      __sys_sendmsg+0xcd/0x170
[17650.444071][T19513]      do_syscall_64+0xc6/0x1e0
[17650.444071][T19513] 
[17650.446244][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17650.446244][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17650.446244][T19513]      ipv6_find_idev+0x102/0x170
[17650.446244][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17650.446244][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17650.446244][T19513]      netlink_rcv_skb+0x130/0x360
[17650.446244][T19513]      netlink_unicast+0x449/0x710
[17650.446244][T19513]      netlink_sendmsg+0x723/0xbe0
[17650.446244][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17650.446244][T19513]      ___sys_sendmsg+0xee/0x170
[17650.446244][T19513]      __sys_sendmsg+0xcd/0x170
[17650.446244][T19513]      do_syscall_64+0xc6/0x1e0
[17650.446244][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17650.446244][T19513] 
[17650.447931][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17650.447931][T19513]      neigh_parms_alloc+0x1e5/0x510
[17650.447931][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17650.447931][T19513]      ipv6_find_idev+0x102/0x170
[17650.447931][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17650.447931][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17650.447931][T19513]      netlink_rcv_skb+0x130/0x360
[17650.447931][T19513]      netlink_unicast+0x449/0x710
[17650.447931][T19513]      netlink_sendmsg+0x723/0xbe0
[17650.447931][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17650.447931][T19513]      ___sys_sendmsg+0xee/0x170
[17650.447931][T19513]      __sys_sendmsg+0xcd/0x170
[17650.447931][T19513]      do_syscall_64+0xc6/0x1e0
[17650.447931][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17650.447931][T19513] 
[17660.839234][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17660.839720][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17660.839720][T19513]      netdev_get_by_index+0x5e/0x80
[17660.839720][T19513]      fib6_nh_init+0x3d8/0x15b0
[17660.839720][T19513]      ip6_route_info_create+0xf18/0x17d0
[17660.839720][T19513]      ip6_route_add+0x1c/0x140
[17660.839720][T19513]      addrconf_prefix_route+0x2a6/0x430
[17660.839720][T19513]      inet6_addr_add+0x4f8/0xa40
[17660.839720][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17660.839720][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17660.839720][T19513]      netlink_rcv_skb+0x130/0x360
[17660.839720][T19513]      netlink_unicast+0x449/0x710
[17660.839720][T19513]      netlink_sendmsg+0x723/0xbe0
[17660.839720][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17660.839720][T19513]      ___sys_sendmsg+0xee/0x170
[17660.839720][T19513]      __sys_sendmsg+0xcd/0x170
[17660.839720][T19513]      do_syscall_64+0xc6/0x1e0
[17660.839720][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17660.839720][T19513] 
[17660.841973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17660.841973][T19513]      netdev_get_by_index+0x5e/0x80
[17660.841973][T19513]      fib6_nh_init+0x3d8/0x15b0
[17660.841973][T19513]      ip6_route_info_create+0xf18/0x17d0
[17660.841973][T19513]      addrconf_f6i_alloc+0x315/0x560
[17660.841973][T19513]      ipv6_add_addr+0x411/0x2000
[17660.841973][T19513]      inet6_addr_add+0x30e/0xa40
[17660.841973][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17660.841973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17660.841973][T19513]      netlink_rcv_skb+0x130/0x360
[17660.841973][T19513]      netlink_unicast+0x449/0x710
[17660.841973][T19513]      netlink_sendmsg+0x723/0xbe0
[17660.841973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17660.841973][T19513]      ___sys_sendmsg+0xee/0x170
[17660.841973][T19513]      __sys_sendmsg+0xcd/0x170
[17660.841973][T19513]      do_syscall_64+0xc6/0x1e0
[17660.841973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17660.841973][T19513] 
[17660.844197][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17660.844197][T19513]      netdev_get_by_index+0x5e/0x80
[17660.844197][T19513]      fib6_nh_init+0x3d8/0x15b0
[17660.844197][T19513]      ip6_route_info_create+0xf18/0x17d0
[17660.844197][T19513]      ip6_route_add+0x1c/0x140
[17660.844197][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17660.844197][T19513]      addrconf_add_dev+0xe2/0x170
[17660.844197][T19513]      inet6_addr_add+0x12f/0xa40
[17660.844197][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17660.844197][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17660.844197][T19513]      netlink_rcv_skb+0x130/0x360
[17660.844197][T19513]      netlink_unicast+0x449/0x710
[17660.844197][T19513]      netlink_sendmsg+0x723/0xbe0
[17660.844197][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17660.844197][T19513]      ___sys_sendmsg+0xee/0x170
[17660.844197][T19513]      __sys_sendmsg+0xcd/0x170
[17660.844197][T19513]      do_syscall_64+0xc6/0x1e0
[17660.844197][T19513] 
[17660.846422][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17660.846422][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17660.846422][T19513]      ipv6_find_idev+0x102/0x170
[17660.846422][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17660.846422][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17660.846422][T19513]      netlink_rcv_skb+0x130/0x360
[17660.846422][T19513]      netlink_unicast+0x449/0x710
[17660.846422][T19513]      netlink_sendmsg+0x723/0xbe0
[17660.846422][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17660.846422][T19513]      ___sys_sendmsg+0xee/0x170
[17660.846422][T19513]      __sys_sendmsg+0xcd/0x170
[17660.846422][T19513]      do_syscall_64+0xc6/0x1e0
[17660.846422][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17660.846422][T19513] 
[17660.848131][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17660.848131][T19513]      neigh_parms_alloc+0x1e5/0x510
[17660.848131][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17660.848131][T19513]      ipv6_find_idev+0x102/0x170
[17660.848131][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17660.848131][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17660.848131][T19513]      netlink_rcv_skb+0x130/0x360
[17660.848131][T19513]      netlink_unicast+0x449/0x710
[17660.848131][T19513]      netlink_sendmsg+0x723/0xbe0
[17660.848131][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17660.848131][T19513]      ___sys_sendmsg+0xee/0x170
[17660.848131][T19513]      __sys_sendmsg+0xcd/0x170
[17660.848131][T19513]      do_syscall_64+0xc6/0x1e0
[17660.848131][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17660.848131][T19513] 
[17671.103175][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17671.103665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17671.103665][T19513]      netdev_get_by_index+0x5e/0x80
[17671.103665][T19513]      fib6_nh_init+0x3d8/0x15b0
[17671.103665][T19513]      ip6_route_info_create+0xf18/0x17d0
[17671.103665][T19513]      ip6_route_add+0x1c/0x140
[17671.103665][T19513]      addrconf_prefix_route+0x2a6/0x430
[17671.103665][T19513]      inet6_addr_add+0x4f8/0xa40
[17671.103665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17671.103665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17671.103665][T19513]      netlink_rcv_skb+0x130/0x360
[17671.103665][T19513]      netlink_unicast+0x449/0x710
[17671.103665][T19513]      netlink_sendmsg+0x723/0xbe0
[17671.103665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17671.103665][T19513]      ___sys_sendmsg+0xee/0x170
[17671.103665][T19513]      __sys_sendmsg+0xcd/0x170
[17671.103665][T19513]      do_syscall_64+0xc6/0x1e0
[17671.103665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17671.103665][T19513] 
[17671.105927][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17671.105927][T19513]      netdev_get_by_index+0x5e/0x80
[17671.105927][T19513]      fib6_nh_init+0x3d8/0x15b0
[17671.105927][T19513]      ip6_route_info_create+0xf18/0x17d0
[17671.105927][T19513]      addrconf_f6i_alloc+0x315/0x560
[17671.105927][T19513]      ipv6_add_addr+0x411/0x2000
[17671.105927][T19513]      inet6_addr_add+0x30e/0xa40
[17671.105927][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17671.105927][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17671.105927][T19513]      netlink_rcv_skb+0x130/0x360
[17671.105927][T19513]      netlink_unicast+0x449/0x710
[17671.105927][T19513]      netlink_sendmsg+0x723/0xbe0
[17671.105927][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17671.105927][T19513]      ___sys_sendmsg+0xee/0x170
[17671.105927][T19513]      __sys_sendmsg+0xcd/0x170
[17671.105927][T19513]      do_syscall_64+0xc6/0x1e0
[17671.105927][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17671.105927][T19513] 
[17671.108684][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17671.108684][T19513]      netdev_get_by_index+0x5e/0x80
[17671.108684][T19513]      fib6_nh_init+0x3d8/0x15b0
[17671.108684][T19513]      ip6_route_info_create+0xf18/0x17d0
[17671.108684][T19513]      ip6_route_add+0x1c/0x140
[17671.108684][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17671.108684][T19513]      addrconf_add_dev+0xe2/0x170
[17671.108684][T19513]      inet6_addr_add+0x12f/0xa40
[17671.108684][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17671.108684][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17671.108684][T19513]      netlink_rcv_skb+0x130/0x360
[17671.108684][T19513]      netlink_unicast+0x449/0x710
[17671.108684][T19513]      netlink_sendmsg+0x723/0xbe0
[17671.108684][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17671.108684][T19513]      ___sys_sendmsg+0xee/0x170
[17671.108684][T19513]      __sys_sendmsg+0xcd/0x170
[17671.108684][T19513]      do_syscall_64+0xc6/0x1e0
[17671.108684][T19513] 
[17671.110869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17671.110869][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17671.110869][T19513]      ipv6_find_idev+0x102/0x170
[17671.110869][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17671.110869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17671.110869][T19513]      netlink_rcv_skb+0x130/0x360
[17671.110869][T19513]      netlink_unicast+0x449/0x710
[17671.110869][T19513]      netlink_sendmsg+0x723/0xbe0
[17671.110869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17671.110869][T19513]      ___sys_sendmsg+0xee/0x170
[17671.110869][T19513]      __sys_sendmsg+0xcd/0x170
[17671.110869][T19513]      do_syscall_64+0xc6/0x1e0
[17671.110869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17671.110869][T19513] 
[17671.112594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17671.112594][T19513]      neigh_parms_alloc+0x1e5/0x510
[17671.112594][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17671.112594][T19513]      ipv6_find_idev+0x102/0x170
[17671.112594][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17671.112594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17671.112594][T19513]      netlink_rcv_skb+0x130/0x360
[17671.112594][T19513]      netlink_unicast+0x449/0x710
[17671.112594][T19513]      netlink_sendmsg+0x723/0xbe0
[17671.112594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17671.112594][T19513]      ___sys_sendmsg+0xee/0x170
[17671.112594][T19513]      __sys_sendmsg+0xcd/0x170
[17671.112594][T19513]      do_syscall_64+0xc6/0x1e0
[17671.112594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17671.112594][T19513] 
[17681.367131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17681.367605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17681.367605][T19513]      netdev_get_by_index+0x5e/0x80
[17681.367605][T19513]      fib6_nh_init+0x3d8/0x15b0
[17681.367605][T19513]      ip6_route_info_create+0xf18/0x17d0
[17681.367605][T19513]      ip6_route_add+0x1c/0x140
[17681.367605][T19513]      addrconf_prefix_route+0x2a6/0x430
[17681.367605][T19513]      inet6_addr_add+0x4f8/0xa40
[17681.367605][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17681.367605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17681.367605][T19513]      netlink_rcv_skb+0x130/0x360
[17681.367605][T19513]      netlink_unicast+0x449/0x710
[17681.367605][T19513]      netlink_sendmsg+0x723/0xbe0
[17681.367605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17681.367605][T19513]      ___sys_sendmsg+0xee/0x170
[17681.367605][T19513]      __sys_sendmsg+0xcd/0x170
[17681.367605][T19513]      do_syscall_64+0xc6/0x1e0
[17681.367605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17681.367605][T19513] 
[17681.369866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17681.369866][T19513]      netdev_get_by_index+0x5e/0x80
[17681.369866][T19513]      fib6_nh_init+0x3d8/0x15b0
[17681.369866][T19513]      ip6_route_info_create+0xf18/0x17d0
[17681.369866][T19513]      addrconf_f6i_alloc+0x315/0x560
[17681.369866][T19513]      ipv6_add_addr+0x411/0x2000
[17681.369866][T19513]      inet6_addr_add+0x30e/0xa40
[17681.369866][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17681.369866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17681.369866][T19513]      netlink_rcv_skb+0x130/0x360
[17681.369866][T19513]      netlink_unicast+0x449/0x710
[17681.369866][T19513]      netlink_sendmsg+0x723/0xbe0
[17681.369866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17681.369866][T19513]      ___sys_sendmsg+0xee/0x170
[17681.369866][T19513]      __sys_sendmsg+0xcd/0x170
[17681.369866][T19513]      do_syscall_64+0xc6/0x1e0
[17681.369866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17681.369866][T19513] 
[17681.372513][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17681.372513][T19513]      netdev_get_by_index+0x5e/0x80
[17681.372513][T19513]      fib6_nh_init+0x3d8/0x15b0
[17681.372513][T19513]      ip6_route_info_create+0xf18/0x17d0
[17681.372513][T19513]      ip6_route_add+0x1c/0x140
[17681.372513][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17681.372513][T19513]      addrconf_add_dev+0xe2/0x170
[17681.372513][T19513]      inet6_addr_add+0x12f/0xa40
[17681.372513][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17681.372513][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17681.372513][T19513]      netlink_rcv_skb+0x130/0x360
[17681.372513][T19513]      netlink_unicast+0x449/0x710
[17681.372513][T19513]      netlink_sendmsg+0x723/0xbe0
[17681.372513][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17681.372513][T19513]      ___sys_sendmsg+0xee/0x170
[17681.372513][T19513]      __sys_sendmsg+0xcd/0x170
[17681.372513][T19513]      do_syscall_64+0xc6/0x1e0
[17681.372513][T19513] 
[17681.374706][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17681.374706][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17681.374706][T19513]      ipv6_find_idev+0x102/0x170
[17681.374706][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17681.374706][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17681.374706][T19513]      netlink_rcv_skb+0x130/0x360
[17681.374706][T19513]      netlink_unicast+0x449/0x710
[17681.374706][T19513]      netlink_sendmsg+0x723/0xbe0
[17681.374706][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17681.374706][T19513]      ___sys_sendmsg+0xee/0x170
[17681.374706][T19513]      __sys_sendmsg+0xcd/0x170
[17681.374706][T19513]      do_syscall_64+0xc6/0x1e0
[17681.374706][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17681.374706][T19513] 
[17681.376430][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17681.376430][T19513]      neigh_parms_alloc+0x1e5/0x510
[17681.376430][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17681.376430][T19513]      ipv6_find_idev+0x102/0x170
[17681.376430][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17681.376430][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17681.376430][T19513]      netlink_rcv_skb+0x130/0x360
[17681.376430][T19513]      netlink_unicast+0x449/0x710
[17681.376430][T19513]      netlink_sendmsg+0x723/0xbe0
[17681.376430][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17681.376430][T19513]      ___sys_sendmsg+0xee/0x170
[17681.376430][T19513]      __sys_sendmsg+0xcd/0x170
[17681.376430][T19513]      do_syscall_64+0xc6/0x1e0
[17681.376430][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17681.376430][T19513] 
[17691.631125][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17691.631607][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17691.631607][T19513]      netdev_get_by_index+0x5e/0x80
[17691.631607][T19513]      fib6_nh_init+0x3d8/0x15b0
[17691.631607][T19513]      ip6_route_info_create+0xf18/0x17d0
[17691.631607][T19513]      ip6_route_add+0x1c/0x140
[17691.631607][T19513]      addrconf_prefix_route+0x2a6/0x430
[17691.631607][T19513]      inet6_addr_add+0x4f8/0xa40
[17691.631607][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17691.631607][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17691.631607][T19513]      netlink_rcv_skb+0x130/0x360
[17691.631607][T19513]      netlink_unicast+0x449/0x710
[17691.631607][T19513]      netlink_sendmsg+0x723/0xbe0
[17691.631607][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17691.631607][T19513]      ___sys_sendmsg+0xee/0x170
[17691.631607][T19513]      __sys_sendmsg+0xcd/0x170
[17691.631607][T19513]      do_syscall_64+0xc6/0x1e0
[17691.631607][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17691.631607][T19513] 
[17691.633871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17691.633871][T19513]      netdev_get_by_index+0x5e/0x80
[17691.633871][T19513]      fib6_nh_init+0x3d8/0x15b0
[17691.633871][T19513]      ip6_route_info_create+0xf18/0x17d0
[17691.633871][T19513]      addrconf_f6i_alloc+0x315/0x560
[17691.633871][T19513]      ipv6_add_addr+0x411/0x2000
[17691.633871][T19513]      inet6_addr_add+0x30e/0xa40
[17691.633871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17691.633871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17691.633871][T19513]      netlink_rcv_skb+0x130/0x360
[17691.633871][T19513]      netlink_unicast+0x449/0x710
[17691.633871][T19513]      netlink_sendmsg+0x723/0xbe0
[17691.633871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17691.633871][T19513]      ___sys_sendmsg+0xee/0x170
[17691.633871][T19513]      __sys_sendmsg+0xcd/0x170
[17691.633871][T19513]      do_syscall_64+0xc6/0x1e0
[17691.633871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17691.633871][T19513] 
[17691.636118][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17691.636118][T19513]      netdev_get_by_index+0x5e/0x80
[17691.636118][T19513]      fib6_nh_init+0x3d8/0x15b0
[17691.636118][T19513]      ip6_route_info_create+0xf18/0x17d0
[17691.636118][T19513]      ip6_route_add+0x1c/0x140
[17691.636118][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17691.636118][T19513]      addrconf_add_dev+0xe2/0x170
[17691.636118][T19513]      inet6_addr_add+0x12f/0xa40
[17691.636118][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17691.636118][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17691.636118][T19513]      netlink_rcv_skb+0x130/0x360
[17691.636118][T19513]      netlink_unicast+0x449/0x710
[17691.636118][T19513]      netlink_sendmsg+0x723/0xbe0
[17691.636118][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17691.636118][T19513]      ___sys_sendmsg+0xee/0x170
[17691.636118][T19513]      __sys_sendmsg+0xcd/0x170
[17691.636118][T19513]      do_syscall_64+0xc6/0x1e0
[17691.636118][T19513] 
[17691.638302][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17691.638302][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17691.638302][T19513]      ipv6_find_idev+0x102/0x170
[17691.638302][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17691.638302][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17691.638302][T19513]      netlink_rcv_skb+0x130/0x360
[17691.638302][T19513]      netlink_unicast+0x449/0x710
[17691.638302][T19513]      netlink_sendmsg+0x723/0xbe0
[17691.638302][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17691.638302][T19513]      ___sys_sendmsg+0xee/0x170
[17691.638302][T19513]      __sys_sendmsg+0xcd/0x170
[17691.638302][T19513]      do_syscall_64+0xc6/0x1e0
[17691.638302][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17691.638302][T19513] 
[17691.640014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17691.640014][T19513]      neigh_parms_alloc+0x1e5/0x510
[17691.640014][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17691.640014][T19513]      ipv6_find_idev+0x102/0x170
[17691.640014][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17691.640014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17691.640014][T19513]      netlink_rcv_skb+0x130/0x360
[17691.640014][T19513]      netlink_unicast+0x449/0x710
[17691.640014][T19513]      netlink_sendmsg+0x723/0xbe0
[17691.640014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17691.640014][T19513]      ___sys_sendmsg+0xee/0x170
[17691.640014][T19513]      __sys_sendmsg+0xcd/0x170
[17691.640014][T19513]      do_syscall_64+0xc6/0x1e0
[17691.640014][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17691.640014][T19513] 
[17701.895141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17701.895640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17701.895640][T19513]      netdev_get_by_index+0x5e/0x80
[17701.895640][T19513]      fib6_nh_init+0x3d8/0x15b0
[17701.895640][T19513]      ip6_route_info_create+0xf18/0x17d0
[17701.895640][T19513]      ip6_route_add+0x1c/0x140
[17701.895640][T19513]      addrconf_prefix_route+0x2a6/0x430
[17701.895640][T19513]      inet6_addr_add+0x4f8/0xa40
[17701.895640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17701.895640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17701.895640][T19513]      netlink_rcv_skb+0x130/0x360
[17701.895640][T19513]      netlink_unicast+0x449/0x710
[17701.895640][T19513]      netlink_sendmsg+0x723/0xbe0
[17701.895640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17701.895640][T19513]      ___sys_sendmsg+0xee/0x170
[17701.895640][T19513]      __sys_sendmsg+0xcd/0x170
[17701.895640][T19513]      do_syscall_64+0xc6/0x1e0
[17701.895640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17701.895640][T19513] 
[17701.897856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17701.897856][T19513]      netdev_get_by_index+0x5e/0x80
[17701.897856][T19513]      fib6_nh_init+0x3d8/0x15b0
[17701.897856][T19513]      ip6_route_info_create+0xf18/0x17d0
[17701.897856][T19513]      addrconf_f6i_alloc+0x315/0x560
[17701.897856][T19513]      ipv6_add_addr+0x411/0x2000
[17701.897856][T19513]      inet6_addr_add+0x30e/0xa40
[17701.897856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17701.897856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17701.897856][T19513]      netlink_rcv_skb+0x130/0x360
[17701.897856][T19513]      netlink_unicast+0x449/0x710
[17701.897856][T19513]      netlink_sendmsg+0x723/0xbe0
[17701.897856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17701.897856][T19513]      ___sys_sendmsg+0xee/0x170
[17701.897856][T19513]      __sys_sendmsg+0xcd/0x170
[17701.897856][T19513]      do_syscall_64+0xc6/0x1e0
[17701.897856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17701.897856][T19513] 
[17701.900030][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17701.900030][T19513]      netdev_get_by_index+0x5e/0x80
[17701.900030][T19513]      fib6_nh_init+0x3d8/0x15b0
[17701.900030][T19513]      ip6_route_info_create+0xf18/0x17d0
[17701.900030][T19513]      ip6_route_add+0x1c/0x140
[17701.900030][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17701.900030][T19513]      addrconf_add_dev+0xe2/0x170
[17701.900030][T19513]      inet6_addr_add+0x12f/0xa40
[17701.900030][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17701.900030][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17701.900030][T19513]      netlink_rcv_skb+0x130/0x360
[17701.900030][T19513]      netlink_unicast+0x449/0x710
[17701.900030][T19513]      netlink_sendmsg+0x723/0xbe0
[17701.900030][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17701.900030][T19513]      ___sys_sendmsg+0xee/0x170
[17701.900030][T19513]      __sys_sendmsg+0xcd/0x170
[17701.900030][T19513]      do_syscall_64+0xc6/0x1e0
[17701.900030][T19513] 
[17701.902186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17701.902186][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17701.902186][T19513]      ipv6_find_idev+0x102/0x170
[17701.902186][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17701.902186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17701.902186][T19513]      netlink_rcv_skb+0x130/0x360
[17701.902186][T19513]      netlink_unicast+0x449/0x710
[17701.902186][T19513]      netlink_sendmsg+0x723/0xbe0
[17701.902186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17701.902186][T19513]      ___sys_sendmsg+0xee/0x170
[17701.902186][T19513]      __sys_sendmsg+0xcd/0x170
[17701.902186][T19513]      do_syscall_64+0xc6/0x1e0
[17701.902186][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17701.902186][T19513] 
[17701.903851][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17701.903851][T19513]      neigh_parms_alloc+0x1e5/0x510
[17701.903851][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17701.903851][T19513]      ipv6_find_idev+0x102/0x170
[17701.903851][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17701.903851][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17701.903851][T19513]      netlink_rcv_skb+0x130/0x360
[17701.903851][T19513]      netlink_unicast+0x449/0x710
[17701.903851][T19513]      netlink_sendmsg+0x723/0xbe0
[17701.903851][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17701.903851][T19513]      ___sys_sendmsg+0xee/0x170
[17701.903851][T19513]      __sys_sendmsg+0xcd/0x170
[17701.903851][T19513]      do_syscall_64+0xc6/0x1e0
[17701.903851][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17701.903851][T19513] 
[17712.151158][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17712.151645][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17712.151645][T19513]      netdev_get_by_index+0x5e/0x80
[17712.151645][T19513]      fib6_nh_init+0x3d8/0x15b0
[17712.151645][T19513]      ip6_route_info_create+0xf18/0x17d0
[17712.151645][T19513]      ip6_route_add+0x1c/0x140
[17712.151645][T19513]      addrconf_prefix_route+0x2a6/0x430
[17712.151645][T19513]      inet6_addr_add+0x4f8/0xa40
[17712.151645][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17712.151645][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17712.151645][T19513]      netlink_rcv_skb+0x130/0x360
[17712.151645][T19513]      netlink_unicast+0x449/0x710
[17712.151645][T19513]      netlink_sendmsg+0x723/0xbe0
[17712.151645][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17712.151645][T19513]      ___sys_sendmsg+0xee/0x170
[17712.151645][T19513]      __sys_sendmsg+0xcd/0x170
[17712.151645][T19513]      do_syscall_64+0xc6/0x1e0
[17712.151645][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17712.151645][T19513] 
[17712.153910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17712.153910][T19513]      netdev_get_by_index+0x5e/0x80
[17712.153910][T19513]      fib6_nh_init+0x3d8/0x15b0
[17712.153910][T19513]      ip6_route_info_create+0xf18/0x17d0
[17712.153910][T19513]      addrconf_f6i_alloc+0x315/0x560
[17712.153910][T19513]      ipv6_add_addr+0x411/0x2000
[17712.153910][T19513]      inet6_addr_add+0x30e/0xa40
[17712.153910][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17712.153910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17712.153910][T19513]      netlink_rcv_skb+0x130/0x360
[17712.153910][T19513]      netlink_unicast+0x449/0x710
[17712.153910][T19513]      netlink_sendmsg+0x723/0xbe0
[17712.153910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17712.153910][T19513]      ___sys_sendmsg+0xee/0x170
[17712.153910][T19513]      __sys_sendmsg+0xcd/0x170
[17712.153910][T19513]      do_syscall_64+0xc6/0x1e0
[17712.153910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17712.153910][T19513] 
[17712.156153][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17712.156153][T19513]      netdev_get_by_index+0x5e/0x80
[17712.156153][T19513]      fib6_nh_init+0x3d8/0x15b0
[17712.156153][T19513]      ip6_route_info_create+0xf18/0x17d0
[17712.156153][T19513]      ip6_route_add+0x1c/0x140
[17712.156153][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17712.156153][T19513]      addrconf_add_dev+0xe2/0x170
[17712.156153][T19513]      inet6_addr_add+0x12f/0xa40
[17712.156153][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17712.156153][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17712.156153][T19513]      netlink_rcv_skb+0x130/0x360
[17712.156153][T19513]      netlink_unicast+0x449/0x710
[17712.156153][T19513]      netlink_sendmsg+0x723/0xbe0
[17712.156153][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17712.156153][T19513]      ___sys_sendmsg+0xee/0x170
[17712.156153][T19513]      __sys_sendmsg+0xcd/0x170
[17712.156153][T19513]      do_syscall_64+0xc6/0x1e0
[17712.156153][T19513] 
[17712.158360][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17712.158360][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17712.158360][T19513]      ipv6_find_idev+0x102/0x170
[17712.158360][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17712.158360][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17712.158360][T19513]      netlink_rcv_skb+0x130/0x360
[17712.158360][T19513]      netlink_unicast+0x449/0x710
[17712.158360][T19513]      netlink_sendmsg+0x723/0xbe0
[17712.158360][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17712.158360][T19513]      ___sys_sendmsg+0xee/0x170
[17712.158360][T19513]      __sys_sendmsg+0xcd/0x170
[17712.158360][T19513]      do_syscall_64+0xc6/0x1e0
[17712.158360][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17712.158360][T19513] 
[17712.160081][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17712.160081][T19513]      neigh_parms_alloc+0x1e5/0x510
[17712.160081][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17712.160081][T19513]      ipv6_find_idev+0x102/0x170
[17712.160081][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17712.160081][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17712.160081][T19513]      netlink_rcv_skb+0x130/0x360
[17712.160081][T19513]      netlink_unicast+0x449/0x710
[17712.160081][T19513]      netlink_sendmsg+0x723/0xbe0
[17712.160081][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17712.160081][T19513]      ___sys_sendmsg+0xee/0x170
[17712.160081][T19513]      __sys_sendmsg+0xcd/0x170
[17712.160081][T19513]      do_syscall_64+0xc6/0x1e0
[17712.160081][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17712.160081][T19513] 
[17722.415219][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17722.416199][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17722.416199][T19513]      netdev_get_by_index+0x5e/0x80
[17722.416199][T19513]      fib6_nh_init+0x3d8/0x15b0
[17722.416199][T19513]      ip6_route_info_create+0xf18/0x17d0
[17722.416199][T19513]      ip6_route_add+0x1c/0x140
[17722.416199][T19513]      addrconf_prefix_route+0x2a6/0x430
[17722.416199][T19513]      inet6_addr_add+0x4f8/0xa40
[17722.416199][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17722.416199][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17722.416199][T19513]      netlink_rcv_skb+0x130/0x360
[17722.416199][T19513]      netlink_unicast+0x449/0x710
[17722.416199][T19513]      netlink_sendmsg+0x723/0xbe0
[17722.416199][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17722.416199][T19513]      ___sys_sendmsg+0xee/0x170
[17722.416199][T19513]      __sys_sendmsg+0xcd/0x170
[17722.416199][T19513]      do_syscall_64+0xc6/0x1e0
[17722.416199][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17722.416199][T19513] 
[17722.418426][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17722.418426][T19513]      netdev_get_by_index+0x5e/0x80
[17722.418426][T19513]      fib6_nh_init+0x3d8/0x15b0
[17722.418426][T19513]      ip6_route_info_create+0xf18/0x17d0
[17722.418426][T19513]      addrconf_f6i_alloc+0x315/0x560
[17722.418426][T19513]      ipv6_add_addr+0x411/0x2000
[17722.418426][T19513]      inet6_addr_add+0x30e/0xa40
[17722.418426][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17722.418426][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17722.418426][T19513]      netlink_rcv_skb+0x130/0x360
[17722.418426][T19513]      netlink_unicast+0x449/0x710
[17722.418426][T19513]      netlink_sendmsg+0x723/0xbe0
[17722.418426][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17722.418426][T19513]      ___sys_sendmsg+0xee/0x170
[17722.418426][T19513]      __sys_sendmsg+0xcd/0x170
[17722.418426][T19513]      do_syscall_64+0xc6/0x1e0
[17722.418426][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17722.418426][T19513] 
[17722.420625][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17722.420625][T19513]      netdev_get_by_index+0x5e/0x80
[17722.420625][T19513]      fib6_nh_init+0x3d8/0x15b0
[17722.420625][T19513]      ip6_route_info_create+0xf18/0x17d0
[17722.420625][T19513]      ip6_route_add+0x1c/0x140
[17722.420625][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17722.420625][T19513]      addrconf_add_dev+0xe2/0x170
[17722.420625][T19513]      inet6_addr_add+0x12f/0xa40
[17722.420625][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17722.420625][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17722.420625][T19513]      netlink_rcv_skb+0x130/0x360
[17722.420625][T19513]      netlink_unicast+0x449/0x710
[17722.420625][T19513]      netlink_sendmsg+0x723/0xbe0
[17722.420625][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17722.420625][T19513]      ___sys_sendmsg+0xee/0x170
[17722.420625][T19513]      __sys_sendmsg+0xcd/0x170
[17722.420625][T19513]      do_syscall_64+0xc6/0x1e0
[17722.420625][T19513] 
[17722.422779][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17722.422779][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17722.422779][T19513]      ipv6_find_idev+0x102/0x170
[17722.422779][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17722.422779][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17722.422779][T19513]      netlink_rcv_skb+0x130/0x360
[17722.422779][T19513]      netlink_unicast+0x449/0x710
[17722.422779][T19513]      netlink_sendmsg+0x723/0xbe0
[17722.422779][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17722.422779][T19513]      ___sys_sendmsg+0xee/0x170
[17722.422779][T19513]      __sys_sendmsg+0xcd/0x170
[17722.422779][T19513]      do_syscall_64+0xc6/0x1e0
[17722.422779][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17722.422779][T19513] 
[17722.424412][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17722.424412][T19513]      neigh_parms_alloc+0x1e5/0x510
[17722.424412][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17722.424412][T19513]      ipv6_find_idev+0x102/0x170
[17722.424412][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17722.424412][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17722.424412][T19513]      netlink_rcv_skb+0x130/0x360
[17722.424412][T19513]      netlink_unicast+0x449/0x710
[17722.424412][T19513]      netlink_sendmsg+0x723/0xbe0
[17722.424412][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17722.424412][T19513]      ___sys_sendmsg+0xee/0x170
[17722.424412][T19513]      __sys_sendmsg+0xcd/0x170
[17722.424412][T19513]      do_syscall_64+0xc6/0x1e0
[17722.424412][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17722.424412][T19513] 
[17732.679149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17732.679641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17732.679641][T19513]      netdev_get_by_index+0x5e/0x80
[17732.679641][T19513]      fib6_nh_init+0x3d8/0x15b0
[17732.679641][T19513]      ip6_route_info_create+0xf18/0x17d0
[17732.679641][T19513]      ip6_route_add+0x1c/0x140
[17732.679641][T19513]      addrconf_prefix_route+0x2a6/0x430
[17732.679641][T19513]      inet6_addr_add+0x4f8/0xa40
[17732.679641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17732.679641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17732.679641][T19513]      netlink_rcv_skb+0x130/0x360
[17732.679641][T19513]      netlink_unicast+0x449/0x710
[17732.679641][T19513]      netlink_sendmsg+0x723/0xbe0
[17732.679641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17732.679641][T19513]      ___sys_sendmsg+0xee/0x170
[17732.679641][T19513]      __sys_sendmsg+0xcd/0x170
[17732.679641][T19513]      do_syscall_64+0xc6/0x1e0
[17732.679641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17732.679641][T19513] 
[17732.681888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17732.681888][T19513]      netdev_get_by_index+0x5e/0x80
[17732.681888][T19513]      fib6_nh_init+0x3d8/0x15b0
[17732.681888][T19513]      ip6_route_info_create+0xf18/0x17d0
[17732.681888][T19513]      addrconf_f6i_alloc+0x315/0x560
[17732.681888][T19513]      ipv6_add_addr+0x411/0x2000
[17732.681888][T19513]      inet6_addr_add+0x30e/0xa40
[17732.681888][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17732.681888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17732.681888][T19513]      netlink_rcv_skb+0x130/0x360
[17732.681888][T19513]      netlink_unicast+0x449/0x710
[17732.681888][T19513]      netlink_sendmsg+0x723/0xbe0
[17732.681888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17732.681888][T19513]      ___sys_sendmsg+0xee/0x170
[17732.681888][T19513]      __sys_sendmsg+0xcd/0x170
[17732.681888][T19513]      do_syscall_64+0xc6/0x1e0
[17732.681888][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17732.681888][T19513] 
[17732.684114][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17732.684114][T19513]      netdev_get_by_index+0x5e/0x80
[17732.684114][T19513]      fib6_nh_init+0x3d8/0x15b0
[17732.684114][T19513]      ip6_route_info_create+0xf18/0x17d0
[17732.684114][T19513]      ip6_route_add+0x1c/0x140
[17732.684114][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17732.684114][T19513]      addrconf_add_dev+0xe2/0x170
[17732.684114][T19513]      inet6_addr_add+0x12f/0xa40
[17732.684114][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17732.684114][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17732.684114][T19513]      netlink_rcv_skb+0x130/0x360
[17732.684114][T19513]      netlink_unicast+0x449/0x710
[17732.684114][T19513]      netlink_sendmsg+0x723/0xbe0
[17732.684114][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17732.684114][T19513]      ___sys_sendmsg+0xee/0x170
[17732.684114][T19513]      __sys_sendmsg+0xcd/0x170
[17732.684114][T19513]      do_syscall_64+0xc6/0x1e0
[17732.684114][T19513] 
[17732.686327][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17732.686327][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17732.686327][T19513]      ipv6_find_idev+0x102/0x170
[17732.686327][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17732.686327][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17732.686327][T19513]      netlink_rcv_skb+0x130/0x360
[17732.686327][T19513]      netlink_unicast+0x449/0x710
[17732.686327][T19513]      netlink_sendmsg+0x723/0xbe0
[17732.686327][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17732.686327][T19513]      ___sys_sendmsg+0xee/0x170
[17732.686327][T19513]      __sys_sendmsg+0xcd/0x170
[17732.686327][T19513]      do_syscall_64+0xc6/0x1e0
[17732.686327][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17732.686327][T19513] 
[17732.688045][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17732.688045][T19513]      neigh_parms_alloc+0x1e5/0x510
[17732.688045][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17732.688045][T19513]      ipv6_find_idev+0x102/0x170
[17732.688045][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17732.688045][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17732.688045][T19513]      netlink_rcv_skb+0x130/0x360
[17732.688045][T19513]      netlink_unicast+0x449/0x710
[17732.688045][T19513]      netlink_sendmsg+0x723/0xbe0
[17732.688045][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17732.688045][T19513]      ___sys_sendmsg+0xee/0x170
[17732.688045][T19513]      __sys_sendmsg+0xcd/0x170
[17732.688045][T19513]      do_syscall_64+0xc6/0x1e0
[17732.688045][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17732.688045][T19513] 
[17742.943213][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17742.943909][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17742.943909][T19513]      netdev_get_by_index+0x5e/0x80
[17742.943909][T19513]      fib6_nh_init+0x3d8/0x15b0
[17742.943909][T19513]      ip6_route_info_create+0xf18/0x17d0
[17742.943909][T19513]      ip6_route_add+0x1c/0x140
[17742.943909][T19513]      addrconf_prefix_route+0x2a6/0x430
[17742.943909][T19513]      inet6_addr_add+0x4f8/0xa40
[17742.943909][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17742.943909][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17742.943909][T19513]      netlink_rcv_skb+0x130/0x360
[17742.943909][T19513]      netlink_unicast+0x449/0x710
[17742.943909][T19513]      netlink_sendmsg+0x723/0xbe0
[17742.943909][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17742.943909][T19513]      ___sys_sendmsg+0xee/0x170
[17742.943909][T19513]      __sys_sendmsg+0xcd/0x170
[17742.943909][T19513]      do_syscall_64+0xc6/0x1e0
[17742.943909][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17742.943909][T19513] 
[17742.946233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17742.946233][T19513]      netdev_get_by_index+0x5e/0x80
[17742.946233][T19513]      fib6_nh_init+0x3d8/0x15b0
[17742.946233][T19513]      ip6_route_info_create+0xf18/0x17d0
[17742.946233][T19513]      addrconf_f6i_alloc+0x315/0x560
[17742.946233][T19513]      ipv6_add_addr+0x411/0x2000
[17742.946233][T19513]      inet6_addr_add+0x30e/0xa40
[17742.946233][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17742.946233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17742.946233][T19513]      netlink_rcv_skb+0x130/0x360
[17742.946233][T19513]      netlink_unicast+0x449/0x710
[17742.946233][T19513]      netlink_sendmsg+0x723/0xbe0
[17742.946233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17742.946233][T19513]      ___sys_sendmsg+0xee/0x170
[17742.946233][T19513]      __sys_sendmsg+0xcd/0x170
[17742.946233][T19513]      do_syscall_64+0xc6/0x1e0
[17742.946233][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17742.946233][T19513] 
[17742.948420][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17742.948420][T19513]      netdev_get_by_index+0x5e/0x80
[17742.948420][T19513]      fib6_nh_init+0x3d8/0x15b0
[17742.948420][T19513]      ip6_route_info_create+0xf18/0x17d0
[17742.948420][T19513]      ip6_route_add+0x1c/0x140
[17742.948420][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17742.948420][T19513]      addrconf_add_dev+0xe2/0x170
[17742.948420][T19513]      inet6_addr_add+0x12f/0xa40
[17742.948420][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17742.948420][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17742.948420][T19513]      netlink_rcv_skb+0x130/0x360
[17742.948420][T19513]      netlink_unicast+0x449/0x710
[17742.948420][T19513]      netlink_sendmsg+0x723/0xbe0
[17742.948420][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17742.948420][T19513]      ___sys_sendmsg+0xee/0x170
[17742.948420][T19513]      __sys_sendmsg+0xcd/0x170
[17742.948420][T19513]      do_syscall_64+0xc6/0x1e0
[17742.948420][T19513] 
[17742.950614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17742.950614][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17742.950614][T19513]      ipv6_find_idev+0x102/0x170
[17742.950614][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17742.950614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17742.950614][T19513]      netlink_rcv_skb+0x130/0x360
[17742.950614][T19513]      netlink_unicast+0x449/0x710
[17742.950614][T19513]      netlink_sendmsg+0x723/0xbe0
[17742.950614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17742.950614][T19513]      ___sys_sendmsg+0xee/0x170
[17742.950614][T19513]      __sys_sendmsg+0xcd/0x170
[17742.950614][T19513]      do_syscall_64+0xc6/0x1e0
[17742.950614][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17742.950614][T19513] 
[17742.952381][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17742.952381][T19513]      neigh_parms_alloc+0x1e5/0x510
[17742.952381][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17742.952381][T19513]      ipv6_find_idev+0x102/0x170
[17742.952381][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17742.952381][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17742.952381][T19513]      netlink_rcv_skb+0x130/0x360
[17742.952381][T19513]      netlink_unicast+0x449/0x710
[17742.952381][T19513]      netlink_sendmsg+0x723/0xbe0
[17742.952381][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17742.952381][T19513]      ___sys_sendmsg+0xee/0x170
[17742.952381][T19513]      __sys_sendmsg+0xcd/0x170
[17742.952381][T19513]      do_syscall_64+0xc6/0x1e0
[17742.952381][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17742.952381][T19513] 
[17753.199132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17753.199611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17753.199611][T19513]      netdev_get_by_index+0x5e/0x80
[17753.199611][T19513]      fib6_nh_init+0x3d8/0x15b0
[17753.199611][T19513]      ip6_route_info_create+0xf18/0x17d0
[17753.199611][T19513]      ip6_route_add+0x1c/0x140
[17753.199611][T19513]      addrconf_prefix_route+0x2a6/0x430
[17753.199611][T19513]      inet6_addr_add+0x4f8/0xa40
[17753.199611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17753.199611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17753.199611][T19513]      netlink_rcv_skb+0x130/0x360
[17753.199611][T19513]      netlink_unicast+0x449/0x710
[17753.199611][T19513]      netlink_sendmsg+0x723/0xbe0
[17753.199611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17753.199611][T19513]      ___sys_sendmsg+0xee/0x170
[17753.199611][T19513]      __sys_sendmsg+0xcd/0x170
[17753.199611][T19513]      do_syscall_64+0xc6/0x1e0
[17753.199611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17753.199611][T19513] 
[17753.201892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17753.201892][T19513]      netdev_get_by_index+0x5e/0x80
[17753.201892][T19513]      fib6_nh_init+0x3d8/0x15b0
[17753.201892][T19513]      ip6_route_info_create+0xf18/0x17d0
[17753.201892][T19513]      addrconf_f6i_alloc+0x315/0x560
[17753.201892][T19513]      ipv6_add_addr+0x411/0x2000
[17753.201892][T19513]      inet6_addr_add+0x30e/0xa40
[17753.201892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17753.201892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17753.201892][T19513]      netlink_rcv_skb+0x130/0x360
[17753.201892][T19513]      netlink_unicast+0x449/0x710
[17753.201892][T19513]      netlink_sendmsg+0x723/0xbe0
[17753.201892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17753.201892][T19513]      ___sys_sendmsg+0xee/0x170
[17753.201892][T19513]      __sys_sendmsg+0xcd/0x170
[17753.201892][T19513]      do_syscall_64+0xc6/0x1e0
[17753.201892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17753.201892][T19513] 
[17753.204122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17753.204122][T19513]      netdev_get_by_index+0x5e/0x80
[17753.204122][T19513]      fib6_nh_init+0x3d8/0x15b0
[17753.204122][T19513]      ip6_route_info_create+0xf18/0x17d0
[17753.204122][T19513]      ip6_route_add+0x1c/0x140
[17753.204122][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17753.204122][T19513]      addrconf_add_dev+0xe2/0x170
[17753.204122][T19513]      inet6_addr_add+0x12f/0xa40
[17753.204122][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17753.204122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17753.204122][T19513]      netlink_rcv_skb+0x130/0x360
[17753.204122][T19513]      netlink_unicast+0x449/0x710
[17753.204122][T19513]      netlink_sendmsg+0x723/0xbe0
[17753.204122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17753.204122][T19513]      ___sys_sendmsg+0xee/0x170
[17753.204122][T19513]      __sys_sendmsg+0xcd/0x170
[17753.204122][T19513]      do_syscall_64+0xc6/0x1e0
[17753.204122][T19513] 
[17753.206329][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17753.206329][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17753.206329][T19513]      ipv6_find_idev+0x102/0x170
[17753.206329][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17753.206329][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17753.206329][T19513]      netlink_rcv_skb+0x130/0x360
[17753.206329][T19513]      netlink_unicast+0x449/0x710
[17753.206329][T19513]      netlink_sendmsg+0x723/0xbe0
[17753.206329][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17753.206329][T19513]      ___sys_sendmsg+0xee/0x170
[17753.206329][T19513]      __sys_sendmsg+0xcd/0x170
[17753.206329][T19513]      do_syscall_64+0xc6/0x1e0
[17753.206329][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17753.206329][T19513] 
[17753.208072][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17753.208072][T19513]      neigh_parms_alloc+0x1e5/0x510
[17753.208072][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17753.208072][T19513]      ipv6_find_idev+0x102/0x170
[17753.208072][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17753.208072][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17753.208072][T19513]      netlink_rcv_skb+0x130/0x360
[17753.208072][T19513]      netlink_unicast+0x449/0x710
[17753.208072][T19513]      netlink_sendmsg+0x723/0xbe0
[17753.208072][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17753.208072][T19513]      ___sys_sendmsg+0xee/0x170
[17753.208072][T19513]      __sys_sendmsg+0xcd/0x170
[17753.208072][T19513]      do_syscall_64+0xc6/0x1e0
[17753.208072][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17753.208072][T19513] 
[17763.239275][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17763.240195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17763.240195][T19513]      netdev_get_by_index+0x5e/0x80
[17763.240195][T19513]      fib6_nh_init+0x3d8/0x15b0
[17763.240195][T19513]      ip6_route_info_create+0xf18/0x17d0
[17763.240195][T19513]      ip6_route_add+0x1c/0x140
[17763.240195][T19513]      addrconf_prefix_route+0x2a6/0x430
[17763.240195][T19513]      inet6_addr_add+0x4f8/0xa40
[17763.240195][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17763.240195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17763.240195][T19513]      netlink_rcv_skb+0x130/0x360
[17763.240195][T19513]      netlink_unicast+0x449/0x710
[17763.240195][T19513]      netlink_sendmsg+0x723/0xbe0
[17763.240195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17763.240195][T19513]      ___sys_sendmsg+0xee/0x170
[17763.240195][T19513]      __sys_sendmsg+0xcd/0x170
[17763.240195][T19513]      do_syscall_64+0xc6/0x1e0
[17763.240195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17763.240195][T19513] 
[17763.242457][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17763.242457][T19513]      netdev_get_by_index+0x5e/0x80
[17763.242457][T19513]      fib6_nh_init+0x3d8/0x15b0
[17763.242457][T19513]      ip6_route_info_create+0xf18/0x17d0
[17763.242457][T19513]      addrconf_f6i_alloc+0x315/0x560
[17763.242457][T19513]      ipv6_add_addr+0x411/0x2000
[17763.242457][T19513]      inet6_addr_add+0x30e/0xa40
[17763.242457][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17763.242457][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17763.242457][T19513]      netlink_rcv_skb+0x130/0x360
[17763.242457][T19513]      netlink_unicast+0x449/0x710
[17763.242457][T19513]      netlink_sendmsg+0x723/0xbe0
[17763.242457][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17763.242457][T19513]      ___sys_sendmsg+0xee/0x170
[17763.242457][T19513]      __sys_sendmsg+0xcd/0x170
[17763.242457][T19513]      do_syscall_64+0xc6/0x1e0
[17763.242457][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17763.242457][T19513] 
[17763.244698][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17763.244698][T19513]      netdev_get_by_index+0x5e/0x80
[17763.244698][T19513]      fib6_nh_init+0x3d8/0x15b0
[17763.244698][T19513]      ip6_route_info_create+0xf18/0x17d0
[17763.244698][T19513]      ip6_route_add+0x1c/0x140
[17763.244698][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17763.244698][T19513]      addrconf_add_dev+0xe2/0x170
[17763.244698][T19513]      inet6_addr_add+0x12f/0xa40
[17763.244698][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17763.244698][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17763.244698][T19513]      netlink_rcv_skb+0x130/0x360
[17763.244698][T19513]      netlink_unicast+0x449/0x710
[17763.244698][T19513]      netlink_sendmsg+0x723/0xbe0
[17763.244698][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17763.244698][T19513]      ___sys_sendmsg+0xee/0x170
[17763.244698][T19513]      __sys_sendmsg+0xcd/0x170
[17763.244698][T19513]      do_syscall_64+0xc6/0x1e0
[17763.244698][T19513] 
[17763.246852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17763.246852][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17763.246852][T19513]      ipv6_find_idev+0x102/0x170
[17763.246852][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17763.246852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17763.246852][T19513]      netlink_rcv_skb+0x130/0x360
[17763.246852][T19513]      netlink_unicast+0x449/0x710
[17763.246852][T19513]      netlink_sendmsg+0x723/0xbe0
[17763.246852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17763.246852][T19513]      ___sys_sendmsg+0xee/0x170
[17763.246852][T19513]      __sys_sendmsg+0xcd/0x170
[17763.246852][T19513]      do_syscall_64+0xc6/0x1e0
[17763.246852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17763.246852][T19513] 
[17763.248480][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17763.248480][T19513]      neigh_parms_alloc+0x1e5/0x510
[17763.248480][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17763.248480][T19513]      ipv6_find_idev+0x102/0x170
[17763.248480][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17763.248480][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17763.248480][T19513]      netlink_rcv_skb+0x130/0x360
[17763.248480][T19513]      netlink_unicast+0x449/0x710
[17763.248480][T19513]      netlink_sendmsg+0x723/0xbe0
[17763.248480][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17763.248480][T19513]      ___sys_sendmsg+0xee/0x170
[17763.248480][T19513]      __sys_sendmsg+0xcd/0x170
[17763.248480][T19513]      do_syscall_64+0xc6/0x1e0
[17763.248480][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17763.248480][T19513] 
[17773.351145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17773.351624][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17773.351624][T19513]      netdev_get_by_index+0x5e/0x80
[17773.351624][T19513]      fib6_nh_init+0x3d8/0x15b0
[17773.351624][T19513]      ip6_route_info_create+0xf18/0x17d0
[17773.351624][T19513]      ip6_route_add+0x1c/0x140
[17773.351624][T19513]      addrconf_prefix_route+0x2a6/0x430
[17773.351624][T19513]      inet6_addr_add+0x4f8/0xa40
[17773.351624][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17773.351624][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17773.351624][T19513]      netlink_rcv_skb+0x130/0x360
[17773.351624][T19513]      netlink_unicast+0x449/0x710
[17773.351624][T19513]      netlink_sendmsg+0x723/0xbe0
[17773.351624][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17773.351624][T19513]      ___sys_sendmsg+0xee/0x170
[17773.351624][T19513]      __sys_sendmsg+0xcd/0x170
[17773.351624][T19513]      do_syscall_64+0xc6/0x1e0
[17773.351624][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17773.351624][T19513] 
[17773.353871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17773.353871][T19513]      netdev_get_by_index+0x5e/0x80
[17773.353871][T19513]      fib6_nh_init+0x3d8/0x15b0
[17773.353871][T19513]      ip6_route_info_create+0xf18/0x17d0
[17773.353871][T19513]      addrconf_f6i_alloc+0x315/0x560
[17773.353871][T19513]      ipv6_add_addr+0x411/0x2000
[17773.353871][T19513]      inet6_addr_add+0x30e/0xa40
[17773.353871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17773.353871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17773.353871][T19513]      netlink_rcv_skb+0x130/0x360
[17773.353871][T19513]      netlink_unicast+0x449/0x710
[17773.353871][T19513]      netlink_sendmsg+0x723/0xbe0
[17773.353871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17773.353871][T19513]      ___sys_sendmsg+0xee/0x170
[17773.353871][T19513]      __sys_sendmsg+0xcd/0x170
[17773.353871][T19513]      do_syscall_64+0xc6/0x1e0
[17773.353871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17773.353871][T19513] 
[17773.356102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17773.356102][T19513]      netdev_get_by_index+0x5e/0x80
[17773.356102][T19513]      fib6_nh_init+0x3d8/0x15b0
[17773.356102][T19513]      ip6_route_info_create+0xf18/0x17d0
[17773.356102][T19513]      ip6_route_add+0x1c/0x140
[17773.356102][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17773.356102][T19513]      addrconf_add_dev+0xe2/0x170
[17773.356102][T19513]      inet6_addr_add+0x12f/0xa40
[17773.356102][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17773.356102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17773.356102][T19513]      netlink_rcv_skb+0x130/0x360
[17773.356102][T19513]      netlink_unicast+0x449/0x710
[17773.356102][T19513]      netlink_sendmsg+0x723/0xbe0
[17773.356102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17773.356102][T19513]      ___sys_sendmsg+0xee/0x170
[17773.356102][T19513]      __sys_sendmsg+0xcd/0x170
[17773.356102][T19513]      do_syscall_64+0xc6/0x1e0
[17773.356102][T19513] 
[17773.358278][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17773.358278][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17773.358278][T19513]      ipv6_find_idev+0x102/0x170
[17773.358278][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17773.358278][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17773.358278][T19513]      netlink_rcv_skb+0x130/0x360
[17773.358278][T19513]      netlink_unicast+0x449/0x710
[17773.358278][T19513]      netlink_sendmsg+0x723/0xbe0
[17773.358278][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17773.358278][T19513]      ___sys_sendmsg+0xee/0x170
[17773.358278][T19513]      __sys_sendmsg+0xcd/0x170
[17773.358278][T19513]      do_syscall_64+0xc6/0x1e0
[17773.358278][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17773.358278][T19513] 
[17773.360511][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17773.360511][T19513]      neigh_parms_alloc+0x1e5/0x510
[17773.360511][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17773.360511][T19513]      ipv6_find_idev+0x102/0x170
[17773.360511][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17773.360511][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17773.360511][T19513]      netlink_rcv_skb+0x130/0x360
[17773.360511][T19513]      netlink_unicast+0x449/0x710
[17773.360511][T19513]      netlink_sendmsg+0x723/0xbe0
[17773.360511][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17773.360511][T19513]      ___sys_sendmsg+0xee/0x170
[17773.360511][T19513]      __sys_sendmsg+0xcd/0x170
[17773.360511][T19513]      do_syscall_64+0xc6/0x1e0
[17773.360511][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17773.360511][T19513] 
[17783.607225][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17783.607945][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17783.607945][T19513]      netdev_get_by_index+0x5e/0x80
[17783.607945][T19513]      fib6_nh_init+0x3d8/0x15b0
[17783.607945][T19513]      ip6_route_info_create+0xf18/0x17d0
[17783.607945][T19513]      ip6_route_add+0x1c/0x140
[17783.607945][T19513]      addrconf_prefix_route+0x2a6/0x430
[17783.607945][T19513]      inet6_addr_add+0x4f8/0xa40
[17783.607945][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17783.607945][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17783.607945][T19513]      netlink_rcv_skb+0x130/0x360
[17783.607945][T19513]      netlink_unicast+0x449/0x710
[17783.607945][T19513]      netlink_sendmsg+0x723/0xbe0
[17783.607945][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17783.607945][T19513]      ___sys_sendmsg+0xee/0x170
[17783.607945][T19513]      __sys_sendmsg+0xcd/0x170
[17783.607945][T19513]      do_syscall_64+0xc6/0x1e0
[17783.607945][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17783.607945][T19513] 
[17783.610178][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17783.610178][T19513]      netdev_get_by_index+0x5e/0x80
[17783.610178][T19513]      fib6_nh_init+0x3d8/0x15b0
[17783.610178][T19513]      ip6_route_info_create+0xf18/0x17d0
[17783.610178][T19513]      addrconf_f6i_alloc+0x315/0x560
[17783.610178][T19513]      ipv6_add_addr+0x411/0x2000
[17783.610178][T19513]      inet6_addr_add+0x30e/0xa40
[17783.610178][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17783.610178][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17783.610178][T19513]      netlink_rcv_skb+0x130/0x360
[17783.610178][T19513]      netlink_unicast+0x449/0x710
[17783.610178][T19513]      netlink_sendmsg+0x723/0xbe0
[17783.610178][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17783.610178][T19513]      ___sys_sendmsg+0xee/0x170
[17783.610178][T19513]      __sys_sendmsg+0xcd/0x170
[17783.610178][T19513]      do_syscall_64+0xc6/0x1e0
[17783.610178][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17783.610178][T19513] 
[17783.612274][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17783.612274][T19513]      netdev_get_by_index+0x5e/0x80
[17783.612274][T19513]      fib6_nh_init+0x3d8/0x15b0
[17783.612274][T19513]      ip6_route_info_create+0xf18/0x17d0
[17783.612274][T19513]      ip6_route_add+0x1c/0x140
[17783.612274][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17783.612274][T19513]      addrconf_add_dev+0xe2/0x170
[17783.612274][T19513]      inet6_addr_add+0x12f/0xa40
[17783.612274][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17783.612274][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17783.612274][T19513]      netlink_rcv_skb+0x130/0x360
[17783.612274][T19513]      netlink_unicast+0x449/0x710
[17783.612274][T19513]      netlink_sendmsg+0x723/0xbe0
[17783.612274][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17783.612274][T19513]      ___sys_sendmsg+0xee/0x170
[17783.612274][T19513]      __sys_sendmsg+0xcd/0x170
[17783.612274][T19513]      do_syscall_64+0xc6/0x1e0
[17783.612274][T19513] 
[17783.614407][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17783.614407][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17783.614407][T19513]      ipv6_find_idev+0x102/0x170
[17783.614407][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17783.614407][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17783.614407][T19513]      netlink_rcv_skb+0x130/0x360
[17783.614407][T19513]      netlink_unicast+0x449/0x710
[17783.614407][T19513]      netlink_sendmsg+0x723/0xbe0
[17783.614407][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17783.614407][T19513]      ___sys_sendmsg+0xee/0x170
[17783.614407][T19513]      __sys_sendmsg+0xcd/0x170
[17783.614407][T19513]      do_syscall_64+0xc6/0x1e0
[17783.614407][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17783.614407][T19513] 
[17783.616113][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17783.616113][T19513]      neigh_parms_alloc+0x1e5/0x510
[17783.616113][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17783.616113][T19513]      ipv6_find_idev+0x102/0x170
[17783.616113][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17783.616113][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17783.616113][T19513]      netlink_rcv_skb+0x130/0x360
[17783.616113][T19513]      netlink_unicast+0x449/0x710
[17783.616113][T19513]      netlink_sendmsg+0x723/0xbe0
[17783.616113][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17783.616113][T19513]      ___sys_sendmsg+0xee/0x170
[17783.616113][T19513]      __sys_sendmsg+0xcd/0x170
[17783.616113][T19513]      do_syscall_64+0xc6/0x1e0
[17783.616113][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17783.616113][T19513] 
[17793.855132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17793.855610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17793.855610][T19513]      netdev_get_by_index+0x5e/0x80
[17793.855610][T19513]      fib6_nh_init+0x3d8/0x15b0
[17793.855610][T19513]      ip6_route_info_create+0xf18/0x17d0
[17793.855610][T19513]      ip6_route_add+0x1c/0x140
[17793.855610][T19513]      addrconf_prefix_route+0x2a6/0x430
[17793.855610][T19513]      inet6_addr_add+0x4f8/0xa40
[17793.855610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17793.855610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17793.855610][T19513]      netlink_rcv_skb+0x130/0x360
[17793.855610][T19513]      netlink_unicast+0x449/0x710
[17793.855610][T19513]      netlink_sendmsg+0x723/0xbe0
[17793.855610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17793.855610][T19513]      ___sys_sendmsg+0xee/0x170
[17793.855610][T19513]      __sys_sendmsg+0xcd/0x170
[17793.855610][T19513]      do_syscall_64+0xc6/0x1e0
[17793.855610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17793.855610][T19513] 
[17793.857861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17793.857861][T19513]      netdev_get_by_index+0x5e/0x80
[17793.857861][T19513]      fib6_nh_init+0x3d8/0x15b0
[17793.857861][T19513]      ip6_route_info_create+0xf18/0x17d0
[17793.857861][T19513]      addrconf_f6i_alloc+0x315/0x560
[17793.857861][T19513]      ipv6_add_addr+0x411/0x2000
[17793.857861][T19513]      inet6_addr_add+0x30e/0xa40
[17793.857861][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17793.857861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17793.857861][T19513]      netlink_rcv_skb+0x130/0x360
[17793.857861][T19513]      netlink_unicast+0x449/0x710
[17793.857861][T19513]      netlink_sendmsg+0x723/0xbe0
[17793.857861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17793.857861][T19513]      ___sys_sendmsg+0xee/0x170
[17793.857861][T19513]      __sys_sendmsg+0xcd/0x170
[17793.857861][T19513]      do_syscall_64+0xc6/0x1e0
[17793.857861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17793.857861][T19513] 
[17793.860083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17793.860083][T19513]      netdev_get_by_index+0x5e/0x80
[17793.860083][T19513]      fib6_nh_init+0x3d8/0x15b0
[17793.860083][T19513]      ip6_route_info_create+0xf18/0x17d0
[17793.860083][T19513]      ip6_route_add+0x1c/0x140
[17793.860083][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17793.860083][T19513]      addrconf_add_dev+0xe2/0x170
[17793.860083][T19513]      inet6_addr_add+0x12f/0xa40
[17793.860083][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17793.860083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17793.860083][T19513]      netlink_rcv_skb+0x130/0x360
[17793.860083][T19513]      netlink_unicast+0x449/0x710
[17793.860083][T19513]      netlink_sendmsg+0x723/0xbe0
[17793.860083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17793.860083][T19513]      ___sys_sendmsg+0xee/0x170
[17793.860083][T19513]      __sys_sendmsg+0xcd/0x170
[17793.860083][T19513]      do_syscall_64+0xc6/0x1e0
[17793.860083][T19513] 
[17793.862295][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17793.862295][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17793.862295][T19513]      ipv6_find_idev+0x102/0x170
[17793.862295][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17793.862295][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17793.862295][T19513]      netlink_rcv_skb+0x130/0x360
[17793.862295][T19513]      netlink_unicast+0x449/0x710
[17793.862295][T19513]      netlink_sendmsg+0x723/0xbe0
[17793.862295][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17793.862295][T19513]      ___sys_sendmsg+0xee/0x170
[17793.862295][T19513]      __sys_sendmsg+0xcd/0x170
[17793.862295][T19513]      do_syscall_64+0xc6/0x1e0
[17793.862295][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17793.862295][T19513] 
[17793.863956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17793.863956][T19513]      neigh_parms_alloc+0x1e5/0x510
[17793.863956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17793.863956][T19513]      ipv6_find_idev+0x102/0x170
[17793.863956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17793.863956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17793.863956][T19513]      netlink_rcv_skb+0x130/0x360
[17793.863956][T19513]      netlink_unicast+0x449/0x710
[17793.863956][T19513]      netlink_sendmsg+0x723/0xbe0
[17793.863956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17793.863956][T19513]      ___sys_sendmsg+0xee/0x170
[17793.863956][T19513]      __sys_sendmsg+0xcd/0x170
[17793.863956][T19513]      do_syscall_64+0xc6/0x1e0
[17793.863956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17793.863956][T19513] 
[17804.103199][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17804.104141][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17804.104141][T19513]      netdev_get_by_index+0x5e/0x80
[17804.104141][T19513]      fib6_nh_init+0x3d8/0x15b0
[17804.104141][T19513]      ip6_route_info_create+0xf18/0x17d0
[17804.104141][T19513]      ip6_route_add+0x1c/0x140
[17804.104141][T19513]      addrconf_prefix_route+0x2a6/0x430
[17804.104141][T19513]      inet6_addr_add+0x4f8/0xa40
[17804.104141][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17804.104141][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17804.104141][T19513]      netlink_rcv_skb+0x130/0x360
[17804.104141][T19513]      netlink_unicast+0x449/0x710
[17804.104141][T19513]      netlink_sendmsg+0x723/0xbe0
[17804.104141][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17804.104141][T19513]      ___sys_sendmsg+0xee/0x170
[17804.104141][T19513]      __sys_sendmsg+0xcd/0x170
[17804.104141][T19513]      do_syscall_64+0xc6/0x1e0
[17804.104141][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17804.104141][T19513] 
[17804.106471][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17804.106471][T19513]      netdev_get_by_index+0x5e/0x80
[17804.106471][T19513]      fib6_nh_init+0x3d8/0x15b0
[17804.106471][T19513]      ip6_route_info_create+0xf18/0x17d0
[17804.106471][T19513]      addrconf_f6i_alloc+0x315/0x560
[17804.106471][T19513]      ipv6_add_addr+0x411/0x2000
[17804.106471][T19513]      inet6_addr_add+0x30e/0xa40
[17804.106471][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17804.106471][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17804.106471][T19513]      netlink_rcv_skb+0x130/0x360
[17804.106471][T19513]      netlink_unicast+0x449/0x710
[17804.106471][T19513]      netlink_sendmsg+0x723/0xbe0
[17804.106471][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17804.106471][T19513]      ___sys_sendmsg+0xee/0x170
[17804.106471][T19513]      __sys_sendmsg+0xcd/0x170
[17804.106471][T19513]      do_syscall_64+0xc6/0x1e0
[17804.106471][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17804.106471][T19513] 
[17804.108630][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17804.108630][T19513]      netdev_get_by_index+0x5e/0x80
[17804.108630][T19513]      fib6_nh_init+0x3d8/0x15b0
[17804.108630][T19513]      ip6_route_info_create+0xf18/0x17d0
[17804.108630][T19513]      ip6_route_add+0x1c/0x140
[17804.108630][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17804.108630][T19513]      addrconf_add_dev+0xe2/0x170
[17804.108630][T19513]      inet6_addr_add+0x12f/0xa40
[17804.108630][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17804.108630][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17804.108630][T19513]      netlink_rcv_skb+0x130/0x360
[17804.108630][T19513]      netlink_unicast+0x449/0x710
[17804.108630][T19513]      netlink_sendmsg+0x723/0xbe0
[17804.108630][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17804.108630][T19513]      ___sys_sendmsg+0xee/0x170
[17804.108630][T19513]      __sys_sendmsg+0xcd/0x170
[17804.108630][T19513]      do_syscall_64+0xc6/0x1e0
[17804.108630][T19513] 
[17804.110696][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17804.110696][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17804.110696][T19513]      ipv6_find_idev+0x102/0x170
[17804.110696][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17804.110696][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17804.110696][T19513]      netlink_rcv_skb+0x130/0x360
[17804.110696][T19513]      netlink_unicast+0x449/0x710
[17804.110696][T19513]      netlink_sendmsg+0x723/0xbe0
[17804.110696][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17804.110696][T19513]      ___sys_sendmsg+0xee/0x170
[17804.110696][T19513]      __sys_sendmsg+0xcd/0x170
[17804.110696][T19513]      do_syscall_64+0xc6/0x1e0
[17804.110696][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17804.110696][T19513] 
[17804.112311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17804.112311][T19513]      neigh_parms_alloc+0x1e5/0x510
[17804.112311][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17804.112311][T19513]      ipv6_find_idev+0x102/0x170
[17804.112311][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17804.112311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17804.112311][T19513]      netlink_rcv_skb+0x130/0x360
[17804.112311][T19513]      netlink_unicast+0x449/0x710
[17804.112311][T19513]      netlink_sendmsg+0x723/0xbe0
[17804.112311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17804.112311][T19513]      ___sys_sendmsg+0xee/0x170
[17804.112311][T19513]      __sys_sendmsg+0xcd/0x170
[17804.112311][T19513]      do_syscall_64+0xc6/0x1e0
[17804.112311][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17804.112311][T19513] 
[17814.351129][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17814.351613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17814.351613][T19513]      netdev_get_by_index+0x5e/0x80
[17814.351613][T19513]      fib6_nh_init+0x3d8/0x15b0
[17814.351613][T19513]      ip6_route_info_create+0xf18/0x17d0
[17814.351613][T19513]      ip6_route_add+0x1c/0x140
[17814.351613][T19513]      addrconf_prefix_route+0x2a6/0x430
[17814.351613][T19513]      inet6_addr_add+0x4f8/0xa40
[17814.351613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17814.351613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17814.351613][T19513]      netlink_rcv_skb+0x130/0x360
[17814.351613][T19513]      netlink_unicast+0x449/0x710
[17814.351613][T19513]      netlink_sendmsg+0x723/0xbe0
[17814.351613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17814.351613][T19513]      ___sys_sendmsg+0xee/0x170
[17814.351613][T19513]      __sys_sendmsg+0xcd/0x170
[17814.351613][T19513]      do_syscall_64+0xc6/0x1e0
[17814.351613][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17814.351613][T19513] 
[17814.353903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17814.353903][T19513]      netdev_get_by_index+0x5e/0x80
[17814.353903][T19513]      fib6_nh_init+0x3d8/0x15b0
[17814.353903][T19513]      ip6_route_info_create+0xf18/0x17d0
[17814.353903][T19513]      addrconf_f6i_alloc+0x315/0x560
[17814.353903][T19513]      ipv6_add_addr+0x411/0x2000
[17814.353903][T19513]      inet6_addr_add+0x30e/0xa40
[17814.353903][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17814.353903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17814.353903][T19513]      netlink_rcv_skb+0x130/0x360
[17814.353903][T19513]      netlink_unicast+0x449/0x710
[17814.353903][T19513]      netlink_sendmsg+0x723/0xbe0
[17814.353903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17814.353903][T19513]      ___sys_sendmsg+0xee/0x170
[17814.353903][T19513]      __sys_sendmsg+0xcd/0x170
[17814.353903][T19513]      do_syscall_64+0xc6/0x1e0
[17814.353903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17814.353903][T19513] 
[17814.356148][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17814.356148][T19513]      netdev_get_by_index+0x5e/0x80
[17814.356148][T19513]      fib6_nh_init+0x3d8/0x15b0
[17814.356148][T19513]      ip6_route_info_create+0xf18/0x17d0
[17814.356148][T19513]      ip6_route_add+0x1c/0x140
[17814.356148][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17814.356148][T19513]      addrconf_add_dev+0xe2/0x170
[17814.356148][T19513]      inet6_addr_add+0x12f/0xa40
[17814.356148][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17814.356148][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17814.356148][T19513]      netlink_rcv_skb+0x130/0x360
[17814.356148][T19513]      netlink_unicast+0x449/0x710
[17814.356148][T19513]      netlink_sendmsg+0x723/0xbe0
[17814.356148][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17814.356148][T19513]      ___sys_sendmsg+0xee/0x170
[17814.356148][T19513]      __sys_sendmsg+0xcd/0x170
[17814.356148][T19513]      do_syscall_64+0xc6/0x1e0
[17814.356148][T19513] 
[17814.358336][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17814.358336][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17814.358336][T19513]      ipv6_find_idev+0x102/0x170
[17814.358336][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17814.358336][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17814.358336][T19513]      netlink_rcv_skb+0x130/0x360
[17814.358336][T19513]      netlink_unicast+0x449/0x710
[17814.358336][T19513]      netlink_sendmsg+0x723/0xbe0
[17814.358336][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17814.358336][T19513]      ___sys_sendmsg+0xee/0x170
[17814.358336][T19513]      __sys_sendmsg+0xcd/0x170
[17814.358336][T19513]      do_syscall_64+0xc6/0x1e0
[17814.358336][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17814.358336][T19513] 
[17814.360036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17814.360036][T19513]      neigh_parms_alloc+0x1e5/0x510
[17814.360036][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17814.360036][T19513]      ipv6_find_idev+0x102/0x170
[17814.360036][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17814.360036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17814.360036][T19513]      netlink_rcv_skb+0x130/0x360
[17814.360036][T19513]      netlink_unicast+0x449/0x710
[17814.360036][T19513]      netlink_sendmsg+0x723/0xbe0
[17814.360036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17814.360036][T19513]      ___sys_sendmsg+0xee/0x170
[17814.360036][T19513]      __sys_sendmsg+0xcd/0x170
[17814.360036][T19513]      do_syscall_64+0xc6/0x1e0
[17814.360036][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17814.360036][T19513] 
[17824.471243][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17824.472244][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17824.472244][T19513]      netdev_get_by_index+0x5e/0x80
[17824.472244][T19513]      fib6_nh_init+0x3d8/0x15b0
[17824.472244][T19513]      ip6_route_info_create+0xf18/0x17d0
[17824.472244][T19513]      ip6_route_add+0x1c/0x140
[17824.472244][T19513]      addrconf_prefix_route+0x2a6/0x430
[17824.472244][T19513]      inet6_addr_add+0x4f8/0xa40
[17824.472244][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17824.472244][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17824.472244][T19513]      netlink_rcv_skb+0x130/0x360
[17824.472244][T19513]      netlink_unicast+0x449/0x710
[17824.472244][T19513]      netlink_sendmsg+0x723/0xbe0
[17824.472244][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17824.472244][T19513]      ___sys_sendmsg+0xee/0x170
[17824.472244][T19513]      __sys_sendmsg+0xcd/0x170
[17824.472244][T19513]      do_syscall_64+0xc6/0x1e0
[17824.472244][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17824.472244][T19513] 
[17824.474421][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17824.474421][T19513]      netdev_get_by_index+0x5e/0x80
[17824.474421][T19513]      fib6_nh_init+0x3d8/0x15b0
[17824.474421][T19513]      ip6_route_info_create+0xf18/0x17d0
[17824.474421][T19513]      addrconf_f6i_alloc+0x315/0x560
[17824.474421][T19513]      ipv6_add_addr+0x411/0x2000
[17824.474421][T19513]      inet6_addr_add+0x30e/0xa40
[17824.474421][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17824.474421][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17824.474421][T19513]      netlink_rcv_skb+0x130/0x360
[17824.474421][T19513]      netlink_unicast+0x449/0x710
[17824.474421][T19513]      netlink_sendmsg+0x723/0xbe0
[17824.474421][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17824.474421][T19513]      ___sys_sendmsg+0xee/0x170
[17824.474421][T19513]      __sys_sendmsg+0xcd/0x170
[17824.474421][T19513]      do_syscall_64+0xc6/0x1e0
[17824.474421][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17824.474421][T19513] 
[17824.476636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17824.476636][T19513]      netdev_get_by_index+0x5e/0x80
[17824.476636][T19513]      fib6_nh_init+0x3d8/0x15b0
[17824.476636][T19513]      ip6_route_info_create+0xf18/0x17d0
[17824.476636][T19513]      ip6_route_add+0x1c/0x140
[17824.476636][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17824.476636][T19513]      addrconf_add_dev+0xe2/0x170
[17824.476636][T19513]      inet6_addr_add+0x12f/0xa40
[17824.476636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17824.476636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17824.476636][T19513]      netlink_rcv_skb+0x130/0x360
[17824.476636][T19513]      netlink_unicast+0x449/0x710
[17824.476636][T19513]      netlink_sendmsg+0x723/0xbe0
[17824.476636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17824.476636][T19513]      ___sys_sendmsg+0xee/0x170
[17824.476636][T19513]      __sys_sendmsg+0xcd/0x170
[17824.476636][T19513]      do_syscall_64+0xc6/0x1e0
[17824.476636][T19513] 
[17824.478738][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17824.478738][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17824.478738][T19513]      ipv6_find_idev+0x102/0x170
[17824.478738][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17824.478738][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17824.478738][T19513]      netlink_rcv_skb+0x130/0x360
[17824.478738][T19513]      netlink_unicast+0x449/0x710
[17824.478738][T19513]      netlink_sendmsg+0x723/0xbe0
[17824.478738][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17824.478738][T19513]      ___sys_sendmsg+0xee/0x170
[17824.478738][T19513]      __sys_sendmsg+0xcd/0x170
[17824.478738][T19513]      do_syscall_64+0xc6/0x1e0
[17824.478738][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17824.478738][T19513] 
[17824.480341][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17824.480341][T19513]      neigh_parms_alloc+0x1e5/0x510
[17824.480341][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17824.480341][T19513]      ipv6_find_idev+0x102/0x170
[17824.480341][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17824.480341][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17824.480341][T19513]      netlink_rcv_skb+0x130/0x360
[17824.480341][T19513]      netlink_unicast+0x449/0x710
[17824.480341][T19513]      netlink_sendmsg+0x723/0xbe0
[17824.480341][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17824.480341][T19513]      ___sys_sendmsg+0xee/0x170
[17824.480341][T19513]      __sys_sendmsg+0xcd/0x170
[17824.480341][T19513]      do_syscall_64+0xc6/0x1e0
[17824.480341][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17824.480341][T19513] 
[17834.735261][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17834.735948][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17834.735948][T19513]      netdev_get_by_index+0x5e/0x80
[17834.735948][T19513]      fib6_nh_init+0x3d8/0x15b0
[17834.735948][T19513]      ip6_route_info_create+0xf18/0x17d0
[17834.735948][T19513]      ip6_route_add+0x1c/0x140
[17834.735948][T19513]      addrconf_prefix_route+0x2a6/0x430
[17834.735948][T19513]      inet6_addr_add+0x4f8/0xa40
[17834.735948][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17834.735948][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17834.735948][T19513]      netlink_rcv_skb+0x130/0x360
[17834.735948][T19513]      netlink_unicast+0x449/0x710
[17834.735948][T19513]      netlink_sendmsg+0x723/0xbe0
[17834.735948][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17834.735948][T19513]      ___sys_sendmsg+0xee/0x170
[17834.735948][T19513]      __sys_sendmsg+0xcd/0x170
[17834.735948][T19513]      do_syscall_64+0xc6/0x1e0
[17834.735948][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17834.735948][T19513] 
[17834.738086][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17834.738086][T19513]      netdev_get_by_index+0x5e/0x80
[17834.738086][T19513]      fib6_nh_init+0x3d8/0x15b0
[17834.738086][T19513]      ip6_route_info_create+0xf18/0x17d0
[17834.738086][T19513]      addrconf_f6i_alloc+0x315/0x560
[17834.738086][T19513]      ipv6_add_addr+0x411/0x2000
[17834.738086][T19513]      inet6_addr_add+0x30e/0xa40
[17834.738086][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17834.738086][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17834.738086][T19513]      netlink_rcv_skb+0x130/0x360
[17834.738086][T19513]      netlink_unicast+0x449/0x710
[17834.738086][T19513]      netlink_sendmsg+0x723/0xbe0
[17834.738086][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17834.738086][T19513]      ___sys_sendmsg+0xee/0x170
[17834.738086][T19513]      __sys_sendmsg+0xcd/0x170
[17834.738086][T19513]      do_syscall_64+0xc6/0x1e0
[17834.738086][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17834.738086][T19513] 
[17834.740205][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17834.740205][T19513]      netdev_get_by_index+0x5e/0x80
[17834.740205][T19513]      fib6_nh_init+0x3d8/0x15b0
[17834.740205][T19513]      ip6_route_info_create+0xf18/0x17d0
[17834.740205][T19513]      ip6_route_add+0x1c/0x140
[17834.740205][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17834.740205][T19513]      addrconf_add_dev+0xe2/0x170
[17834.740205][T19513]      inet6_addr_add+0x12f/0xa40
[17834.740205][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17834.740205][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17834.740205][T19513]      netlink_rcv_skb+0x130/0x360
[17834.740205][T19513]      netlink_unicast+0x449/0x710
[17834.740205][T19513]      netlink_sendmsg+0x723/0xbe0
[17834.740205][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17834.740205][T19513]      ___sys_sendmsg+0xee/0x170
[17834.740205][T19513]      __sys_sendmsg+0xcd/0x170
[17834.740205][T19513]      do_syscall_64+0xc6/0x1e0
[17834.740205][T19513] 
[17834.742389][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17834.742389][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17834.742389][T19513]      ipv6_find_idev+0x102/0x170
[17834.742389][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17834.742389][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17834.742389][T19513]      netlink_rcv_skb+0x130/0x360
[17834.742389][T19513]      netlink_unicast+0x449/0x710
[17834.742389][T19513]      netlink_sendmsg+0x723/0xbe0
[17834.742389][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17834.742389][T19513]      ___sys_sendmsg+0xee/0x170
[17834.742389][T19513]      __sys_sendmsg+0xcd/0x170
[17834.742389][T19513]      do_syscall_64+0xc6/0x1e0
[17834.742389][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17834.742389][T19513] 
[17834.744089][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17834.744089][T19513]      neigh_parms_alloc+0x1e5/0x510
[17834.744089][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17834.744089][T19513]      ipv6_find_idev+0x102/0x170
[17834.744089][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17834.744089][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17834.744089][T19513]      netlink_rcv_skb+0x130/0x360
[17834.744089][T19513]      netlink_unicast+0x449/0x710
[17834.744089][T19513]      netlink_sendmsg+0x723/0xbe0
[17834.744089][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17834.744089][T19513]      ___sys_sendmsg+0xee/0x170
[17834.744089][T19513]      __sys_sendmsg+0xcd/0x170
[17834.744089][T19513]      do_syscall_64+0xc6/0x1e0
[17834.744089][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17834.744089][T19513] 
[17844.999139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17844.999654][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17844.999654][T19513]      netdev_get_by_index+0x5e/0x80
[17844.999654][T19513]      fib6_nh_init+0x3d8/0x15b0
[17844.999654][T19513]      ip6_route_info_create+0xf18/0x17d0
[17844.999654][T19513]      ip6_route_add+0x1c/0x140
[17844.999654][T19513]      addrconf_prefix_route+0x2a6/0x430
[17844.999654][T19513]      inet6_addr_add+0x4f8/0xa40
[17844.999654][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17844.999654][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17844.999654][T19513]      netlink_rcv_skb+0x130/0x360
[17844.999654][T19513]      netlink_unicast+0x449/0x710
[17844.999654][T19513]      netlink_sendmsg+0x723/0xbe0
[17844.999654][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17844.999654][T19513]      ___sys_sendmsg+0xee/0x170
[17844.999654][T19513]      __sys_sendmsg+0xcd/0x170
[17844.999654][T19513]      do_syscall_64+0xc6/0x1e0
[17844.999654][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17844.999654][T19513] 
[17845.001908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17845.001908][T19513]      netdev_get_by_index+0x5e/0x80
[17845.001908][T19513]      fib6_nh_init+0x3d8/0x15b0
[17845.001908][T19513]      ip6_route_info_create+0xf18/0x17d0
[17845.001908][T19513]      addrconf_f6i_alloc+0x315/0x560
[17845.001908][T19513]      ipv6_add_addr+0x411/0x2000
[17845.001908][T19513]      inet6_addr_add+0x30e/0xa40
[17845.001908][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17845.001908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17845.001908][T19513]      netlink_rcv_skb+0x130/0x360
[17845.001908][T19513]      netlink_unicast+0x449/0x710
[17845.001908][T19513]      netlink_sendmsg+0x723/0xbe0
[17845.001908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17845.001908][T19513]      ___sys_sendmsg+0xee/0x170
[17845.001908][T19513]      __sys_sendmsg+0xcd/0x170
[17845.001908][T19513]      do_syscall_64+0xc6/0x1e0
[17845.001908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17845.001908][T19513] 
[17845.004137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17845.004137][T19513]      netdev_get_by_index+0x5e/0x80
[17845.004137][T19513]      fib6_nh_init+0x3d8/0x15b0
[17845.004137][T19513]      ip6_route_info_create+0xf18/0x17d0
[17845.004137][T19513]      ip6_route_add+0x1c/0x140
[17845.004137][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17845.004137][T19513]      addrconf_add_dev+0xe2/0x170
[17845.004137][T19513]      inet6_addr_add+0x12f/0xa40
[17845.004137][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17845.004137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17845.004137][T19513]      netlink_rcv_skb+0x130/0x360
[17845.004137][T19513]      netlink_unicast+0x449/0x710
[17845.004137][T19513]      netlink_sendmsg+0x723/0xbe0
[17845.004137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17845.004137][T19513]      ___sys_sendmsg+0xee/0x170
[17845.004137][T19513]      __sys_sendmsg+0xcd/0x170
[17845.004137][T19513]      do_syscall_64+0xc6/0x1e0
[17845.004137][T19513] 
[17845.006466][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17845.006466][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17845.006466][T19513]      ipv6_find_idev+0x102/0x170
[17845.006466][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17845.006466][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17845.006466][T19513]      netlink_rcv_skb+0x130/0x360
[17845.006466][T19513]      netlink_unicast+0x449/0x710
[17845.006466][T19513]      netlink_sendmsg+0x723/0xbe0
[17845.006466][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17845.006466][T19513]      ___sys_sendmsg+0xee/0x170
[17845.006466][T19513]      __sys_sendmsg+0xcd/0x170
[17845.006466][T19513]      do_syscall_64+0xc6/0x1e0
[17845.006466][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17845.006466][T19513] 
[17845.008181][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17845.008181][T19513]      neigh_parms_alloc+0x1e5/0x510
[17845.008181][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17845.008181][T19513]      ipv6_find_idev+0x102/0x170
[17845.008181][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17845.008181][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17845.008181][T19513]      netlink_rcv_skb+0x130/0x360
[17845.008181][T19513]      netlink_unicast+0x449/0x710
[17845.008181][T19513]      netlink_sendmsg+0x723/0xbe0
[17845.008181][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17845.008181][T19513]      ___sys_sendmsg+0xee/0x170
[17845.008181][T19513]      __sys_sendmsg+0xcd/0x170
[17845.008181][T19513]      do_syscall_64+0xc6/0x1e0
[17845.008181][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17845.008181][T19513] 
[17855.263140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17855.263619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17855.263619][T19513]      netdev_get_by_index+0x5e/0x80
[17855.263619][T19513]      fib6_nh_init+0x3d8/0x15b0
[17855.263619][T19513]      ip6_route_info_create+0xf18/0x17d0
[17855.263619][T19513]      ip6_route_add+0x1c/0x140
[17855.263619][T19513]      addrconf_prefix_route+0x2a6/0x430
[17855.263619][T19513]      inet6_addr_add+0x4f8/0xa40
[17855.263619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17855.263619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17855.263619][T19513]      netlink_rcv_skb+0x130/0x360
[17855.263619][T19513]      netlink_unicast+0x449/0x710
[17855.263619][T19513]      netlink_sendmsg+0x723/0xbe0
[17855.263619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17855.263619][T19513]      ___sys_sendmsg+0xee/0x170
[17855.263619][T19513]      __sys_sendmsg+0xcd/0x170
[17855.263619][T19513]      do_syscall_64+0xc6/0x1e0
[17855.263619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17855.263619][T19513] 
[17855.265903][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17855.265903][T19513]      netdev_get_by_index+0x5e/0x80
[17855.265903][T19513]      fib6_nh_init+0x3d8/0x15b0
[17855.265903][T19513]      ip6_route_info_create+0xf18/0x17d0
[17855.265903][T19513]      addrconf_f6i_alloc+0x315/0x560
[17855.265903][T19513]      ipv6_add_addr+0x411/0x2000
[17855.265903][T19513]      inet6_addr_add+0x30e/0xa40
[17855.265903][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17855.265903][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17855.265903][T19513]      netlink_rcv_skb+0x130/0x360
[17855.265903][T19513]      netlink_unicast+0x449/0x710
[17855.265903][T19513]      netlink_sendmsg+0x723/0xbe0
[17855.265903][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17855.265903][T19513]      ___sys_sendmsg+0xee/0x170
[17855.265903][T19513]      __sys_sendmsg+0xcd/0x170
[17855.265903][T19513]      do_syscall_64+0xc6/0x1e0
[17855.265903][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17855.265903][T19513] 
[17855.268131][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17855.268131][T19513]      netdev_get_by_index+0x5e/0x80
[17855.268131][T19513]      fib6_nh_init+0x3d8/0x15b0
[17855.268131][T19513]      ip6_route_info_create+0xf18/0x17d0
[17855.268131][T19513]      ip6_route_add+0x1c/0x140
[17855.268131][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17855.268131][T19513]      addrconf_add_dev+0xe2/0x170
[17855.268131][T19513]      inet6_addr_add+0x12f/0xa40
[17855.268131][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17855.268131][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17855.268131][T19513]      netlink_rcv_skb+0x130/0x360
[17855.268131][T19513]      netlink_unicast+0x449/0x710
[17855.268131][T19513]      netlink_sendmsg+0x723/0xbe0
[17855.268131][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17855.268131][T19513]      ___sys_sendmsg+0xee/0x170
[17855.268131][T19513]      __sys_sendmsg+0xcd/0x170
[17855.268131][T19513]      do_syscall_64+0xc6/0x1e0
[17855.268131][T19513] 
[17855.270319][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17855.270319][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17855.270319][T19513]      ipv6_find_idev+0x102/0x170
[17855.270319][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17855.270319][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17855.270319][T19513]      netlink_rcv_skb+0x130/0x360
[17855.270319][T19513]      netlink_unicast+0x449/0x710
[17855.270319][T19513]      netlink_sendmsg+0x723/0xbe0
[17855.270319][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17855.270319][T19513]      ___sys_sendmsg+0xee/0x170
[17855.270319][T19513]      __sys_sendmsg+0xcd/0x170
[17855.270319][T19513]      do_syscall_64+0xc6/0x1e0
[17855.270319][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17855.270319][T19513] 
[17855.272039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17855.272039][T19513]      neigh_parms_alloc+0x1e5/0x510
[17855.272039][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17855.272039][T19513]      ipv6_find_idev+0x102/0x170
[17855.272039][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17855.272039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17855.272039][T19513]      netlink_rcv_skb+0x130/0x360
[17855.272039][T19513]      netlink_unicast+0x449/0x710
[17855.272039][T19513]      netlink_sendmsg+0x723/0xbe0
[17855.272039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17855.272039][T19513]      ___sys_sendmsg+0xee/0x170
[17855.272039][T19513]      __sys_sendmsg+0xcd/0x170
[17855.272039][T19513]      do_syscall_64+0xc6/0x1e0
[17855.272039][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17855.272039][T19513] 
[17865.527216][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17865.528196][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17865.528196][T19513]      netdev_get_by_index+0x5e/0x80
[17865.528196][T19513]      fib6_nh_init+0x3d8/0x15b0
[17865.528196][T19513]      ip6_route_info_create+0xf18/0x17d0
[17865.528196][T19513]      ip6_route_add+0x1c/0x140
[17865.528196][T19513]      addrconf_prefix_route+0x2a6/0x430
[17865.528196][T19513]      inet6_addr_add+0x4f8/0xa40
[17865.528196][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17865.528196][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17865.528196][T19513]      netlink_rcv_skb+0x130/0x360
[17865.528196][T19513]      netlink_unicast+0x449/0x710
[17865.528196][T19513]      netlink_sendmsg+0x723/0xbe0
[17865.528196][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17865.528196][T19513]      ___sys_sendmsg+0xee/0x170
[17865.528196][T19513]      __sys_sendmsg+0xcd/0x170
[17865.528196][T19513]      do_syscall_64+0xc6/0x1e0
[17865.528196][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17865.528196][T19513] 
[17865.530541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17865.530541][T19513]      netdev_get_by_index+0x5e/0x80
[17865.530541][T19513]      fib6_nh_init+0x3d8/0x15b0
[17865.530541][T19513]      ip6_route_info_create+0xf18/0x17d0
[17865.530541][T19513]      addrconf_f6i_alloc+0x315/0x560
[17865.530541][T19513]      ipv6_add_addr+0x411/0x2000
[17865.530541][T19513]      inet6_addr_add+0x30e/0xa40
[17865.530541][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17865.530541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17865.530541][T19513]      netlink_rcv_skb+0x130/0x360
[17865.530541][T19513]      netlink_unicast+0x449/0x710
[17865.530541][T19513]      netlink_sendmsg+0x723/0xbe0
[17865.530541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17865.530541][T19513]      ___sys_sendmsg+0xee/0x170
[17865.530541][T19513]      __sys_sendmsg+0xcd/0x170
[17865.530541][T19513]      do_syscall_64+0xc6/0x1e0
[17865.530541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17865.530541][T19513] 
[17865.532772][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17865.532772][T19513]      netdev_get_by_index+0x5e/0x80
[17865.532772][T19513]      fib6_nh_init+0x3d8/0x15b0
[17865.532772][T19513]      ip6_route_info_create+0xf18/0x17d0
[17865.532772][T19513]      ip6_route_add+0x1c/0x140
[17865.532772][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17865.532772][T19513]      addrconf_add_dev+0xe2/0x170
[17865.532772][T19513]      inet6_addr_add+0x12f/0xa40
[17865.532772][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17865.532772][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17865.532772][T19513]      netlink_rcv_skb+0x130/0x360
[17865.532772][T19513]      netlink_unicast+0x449/0x710
[17865.532772][T19513]      netlink_sendmsg+0x723/0xbe0
[17865.532772][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17865.532772][T19513]      ___sys_sendmsg+0xee/0x170
[17865.532772][T19513]      __sys_sendmsg+0xcd/0x170
[17865.532772][T19513]      do_syscall_64+0xc6/0x1e0
[17865.532772][T19513] 
[17865.535056][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17865.535056][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17865.535056][T19513]      ipv6_find_idev+0x102/0x170
[17865.535056][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17865.535056][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17865.535056][T19513]      netlink_rcv_skb+0x130/0x360
[17865.535056][T19513]      netlink_unicast+0x449/0x710
[17865.535056][T19513]      netlink_sendmsg+0x723/0xbe0
[17865.535056][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17865.535056][T19513]      ___sys_sendmsg+0xee/0x170
[17865.535056][T19513]      __sys_sendmsg+0xcd/0x170
[17865.535056][T19513]      do_syscall_64+0xc6/0x1e0
[17865.535056][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17865.535056][T19513] 
[17865.536816][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17865.536816][T19513]      neigh_parms_alloc+0x1e5/0x510
[17865.536816][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17865.536816][T19513]      ipv6_find_idev+0x102/0x170
[17865.536816][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17865.536816][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17865.536816][T19513]      netlink_rcv_skb+0x130/0x360
[17865.536816][T19513]      netlink_unicast+0x449/0x710
[17865.536816][T19513]      netlink_sendmsg+0x723/0xbe0
[17865.536816][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17865.536816][T19513]      ___sys_sendmsg+0xee/0x170
[17865.536816][T19513]      __sys_sendmsg+0xcd/0x170
[17865.536816][T19513]      do_syscall_64+0xc6/0x1e0
[17865.536816][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17865.536816][T19513] 
[17875.615220][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17875.616063][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17875.616063][T19513]      netdev_get_by_index+0x5e/0x80
[17875.616063][T19513]      fib6_nh_init+0x3d8/0x15b0
[17875.616063][T19513]      ip6_route_info_create+0xf18/0x17d0
[17875.616063][T19513]      ip6_route_add+0x1c/0x140
[17875.616063][T19513]      addrconf_prefix_route+0x2a6/0x430
[17875.616063][T19513]      inet6_addr_add+0x4f8/0xa40
[17875.616063][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17875.616063][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17875.616063][T19513]      netlink_rcv_skb+0x130/0x360
[17875.616063][T19513]      netlink_unicast+0x449/0x710
[17875.616063][T19513]      netlink_sendmsg+0x723/0xbe0
[17875.616063][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17875.616063][T19513]      ___sys_sendmsg+0xee/0x170
[17875.616063][T19513]      __sys_sendmsg+0xcd/0x170
[17875.616063][T19513]      do_syscall_64+0xc6/0x1e0
[17875.616063][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17875.616063][T19513] 
[17875.618392][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17875.618392][T19513]      netdev_get_by_index+0x5e/0x80
[17875.618392][T19513]      fib6_nh_init+0x3d8/0x15b0
[17875.618392][T19513]      ip6_route_info_create+0xf18/0x17d0
[17875.618392][T19513]      addrconf_f6i_alloc+0x315/0x560
[17875.618392][T19513]      ipv6_add_addr+0x411/0x2000
[17875.618392][T19513]      inet6_addr_add+0x30e/0xa40
[17875.618392][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17875.618392][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17875.618392][T19513]      netlink_rcv_skb+0x130/0x360
[17875.618392][T19513]      netlink_unicast+0x449/0x710
[17875.618392][T19513]      netlink_sendmsg+0x723/0xbe0
[17875.618392][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17875.618392][T19513]      ___sys_sendmsg+0xee/0x170
[17875.618392][T19513]      __sys_sendmsg+0xcd/0x170
[17875.618392][T19513]      do_syscall_64+0xc6/0x1e0
[17875.618392][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17875.618392][T19513] 
[17875.620847][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17875.620847][T19513]      netdev_get_by_index+0x5e/0x80
[17875.620847][T19513]      fib6_nh_init+0x3d8/0x15b0
[17875.620847][T19513]      ip6_route_info_create+0xf18/0x17d0
[17875.620847][T19513]      ip6_route_add+0x1c/0x140
[17875.620847][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17875.620847][T19513]      addrconf_add_dev+0xe2/0x170
[17875.620847][T19513]      inet6_addr_add+0x12f/0xa40
[17875.620847][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17875.620847][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17875.620847][T19513]      netlink_rcv_skb+0x130/0x360
[17875.620847][T19513]      netlink_unicast+0x449/0x710
[17875.620847][T19513]      netlink_sendmsg+0x723/0xbe0
[17875.620847][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17875.620847][T19513]      ___sys_sendmsg+0xee/0x170
[17875.620847][T19513]      __sys_sendmsg+0xcd/0x170
[17875.620847][T19513]      do_syscall_64+0xc6/0x1e0
[17875.620847][T19513] 
[17875.623125][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17875.623125][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17875.623125][T19513]      ipv6_find_idev+0x102/0x170
[17875.623125][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17875.623125][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17875.623125][T19513]      netlink_rcv_skb+0x130/0x360
[17875.623125][T19513]      netlink_unicast+0x449/0x710
[17875.623125][T19513]      netlink_sendmsg+0x723/0xbe0
[17875.623125][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17875.623125][T19513]      ___sys_sendmsg+0xee/0x170
[17875.623125][T19513]      __sys_sendmsg+0xcd/0x170
[17875.623125][T19513]      do_syscall_64+0xc6/0x1e0
[17875.623125][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17875.623125][T19513] 
[17875.624856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17875.624856][T19513]      neigh_parms_alloc+0x1e5/0x510
[17875.624856][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17875.624856][T19513]      ipv6_find_idev+0x102/0x170
[17875.624856][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17875.624856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17875.624856][T19513]      netlink_rcv_skb+0x130/0x360
[17875.624856][T19513]      netlink_unicast+0x449/0x710
[17875.624856][T19513]      netlink_sendmsg+0x723/0xbe0
[17875.624856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17875.624856][T19513]      ___sys_sendmsg+0xee/0x170
[17875.624856][T19513]      __sys_sendmsg+0xcd/0x170
[17875.624856][T19513]      do_syscall_64+0xc6/0x1e0
[17875.624856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17875.624856][T19513] 
[17885.727120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17885.728146][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17885.728146][T19513]      netdev_get_by_index+0x5e/0x80
[17885.728146][T19513]      fib6_nh_init+0x3d8/0x15b0
[17885.728146][T19513]      ip6_route_info_create+0xf18/0x17d0
[17885.728146][T19513]      ip6_route_add+0x1c/0x140
[17885.728146][T19513]      addrconf_prefix_route+0x2a6/0x430
[17885.728146][T19513]      inet6_addr_add+0x4f8/0xa40
[17885.728146][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17885.728146][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17885.728146][T19513]      netlink_rcv_skb+0x130/0x360
[17885.728146][T19513]      netlink_unicast+0x449/0x710
[17885.728146][T19513]      netlink_sendmsg+0x723/0xbe0
[17885.728146][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17885.728146][T19513]      ___sys_sendmsg+0xee/0x170
[17885.728146][T19513]      __sys_sendmsg+0xcd/0x170
[17885.728146][T19513]      do_syscall_64+0xc6/0x1e0
[17885.728146][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17885.728146][T19513] 
[17885.730507][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17885.730507][T19513]      netdev_get_by_index+0x5e/0x80
[17885.730507][T19513]      fib6_nh_init+0x3d8/0x15b0
[17885.730507][T19513]      ip6_route_info_create+0xf18/0x17d0
[17885.730507][T19513]      addrconf_f6i_alloc+0x315/0x560
[17885.730507][T19513]      ipv6_add_addr+0x411/0x2000
[17885.730507][T19513]      inet6_addr_add+0x30e/0xa40
[17885.730507][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17885.730507][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17885.730507][T19513]      netlink_rcv_skb+0x130/0x360
[17885.730507][T19513]      netlink_unicast+0x449/0x710
[17885.730507][T19513]      netlink_sendmsg+0x723/0xbe0
[17885.730507][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17885.730507][T19513]      ___sys_sendmsg+0xee/0x170
[17885.730507][T19513]      __sys_sendmsg+0xcd/0x170
[17885.730507][T19513]      do_syscall_64+0xc6/0x1e0
[17885.730507][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17885.730507][T19513] 
[17885.732707][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17885.732707][T19513]      netdev_get_by_index+0x5e/0x80
[17885.732707][T19513]      fib6_nh_init+0x3d8/0x15b0
[17885.732707][T19513]      ip6_route_info_create+0xf18/0x17d0
[17885.732707][T19513]      ip6_route_add+0x1c/0x140
[17885.732707][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17885.732707][T19513]      addrconf_add_dev+0xe2/0x170
[17885.732707][T19513]      inet6_addr_add+0x12f/0xa40
[17885.732707][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17885.732707][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17885.732707][T19513]      netlink_rcv_skb+0x130/0x360
[17885.732707][T19513]      netlink_unicast+0x449/0x710
[17885.732707][T19513]      netlink_sendmsg+0x723/0xbe0
[17885.732707][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17885.732707][T19513]      ___sys_sendmsg+0xee/0x170
[17885.732707][T19513]      __sys_sendmsg+0xcd/0x170
[17885.732707][T19513]      do_syscall_64+0xc6/0x1e0
[17885.732707][T19513] 
[17885.734970][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17885.734970][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17885.734970][T19513]      ipv6_find_idev+0x102/0x170
[17885.734970][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17885.734970][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17885.734970][T19513]      netlink_rcv_skb+0x130/0x360
[17885.734970][T19513]      netlink_unicast+0x449/0x710
[17885.734970][T19513]      netlink_sendmsg+0x723/0xbe0
[17885.734970][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17885.734970][T19513]      ___sys_sendmsg+0xee/0x170
[17885.734970][T19513]      __sys_sendmsg+0xcd/0x170
[17885.734970][T19513]      do_syscall_64+0xc6/0x1e0
[17885.734970][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17885.734970][T19513] 
[17885.736691][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17885.736691][T19513]      neigh_parms_alloc+0x1e5/0x510
[17885.736691][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17885.736691][T19513]      ipv6_find_idev+0x102/0x170
[17885.736691][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17885.736691][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17885.736691][T19513]      netlink_rcv_skb+0x130/0x360
[17885.736691][T19513]      netlink_unicast+0x449/0x710
[17885.736691][T19513]      netlink_sendmsg+0x723/0xbe0
[17885.736691][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17885.736691][T19513]      ___sys_sendmsg+0xee/0x170
[17885.736691][T19513]      __sys_sendmsg+0xcd/0x170
[17885.736691][T19513]      do_syscall_64+0xc6/0x1e0
[17885.736691][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17885.736691][T19513] 
[17895.975195][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17895.975934][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17895.975934][T19513]      netdev_get_by_index+0x5e/0x80
[17895.975934][T19513]      fib6_nh_init+0x3d8/0x15b0
[17895.975934][T19513]      ip6_route_info_create+0xf18/0x17d0
[17895.975934][T19513]      ip6_route_add+0x1c/0x140
[17895.975934][T19513]      addrconf_prefix_route+0x2a6/0x430
[17895.975934][T19513]      inet6_addr_add+0x4f8/0xa40
[17895.975934][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17895.975934][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17895.975934][T19513]      netlink_rcv_skb+0x130/0x360
[17895.975934][T19513]      netlink_unicast+0x449/0x710
[17895.975934][T19513]      netlink_sendmsg+0x723/0xbe0
[17895.975934][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17895.975934][T19513]      ___sys_sendmsg+0xee/0x170
[17895.975934][T19513]      __sys_sendmsg+0xcd/0x170
[17895.975934][T19513]      do_syscall_64+0xc6/0x1e0
[17895.975934][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17895.975934][T19513] 
[17895.978157][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17895.978157][T19513]      netdev_get_by_index+0x5e/0x80
[17895.978157][T19513]      fib6_nh_init+0x3d8/0x15b0
[17895.978157][T19513]      ip6_route_info_create+0xf18/0x17d0
[17895.978157][T19513]      addrconf_f6i_alloc+0x315/0x560
[17895.978157][T19513]      ipv6_add_addr+0x411/0x2000
[17895.978157][T19513]      inet6_addr_add+0x30e/0xa40
[17895.978157][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17895.978157][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17895.978157][T19513]      netlink_rcv_skb+0x130/0x360
[17895.978157][T19513]      netlink_unicast+0x449/0x710
[17895.978157][T19513]      netlink_sendmsg+0x723/0xbe0
[17895.978157][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17895.978157][T19513]      ___sys_sendmsg+0xee/0x170
[17895.978157][T19513]      __sys_sendmsg+0xcd/0x170
[17895.978157][T19513]      do_syscall_64+0xc6/0x1e0
[17895.978157][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17895.978157][T19513] 
[17895.980388][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17895.980388][T19513]      netdev_get_by_index+0x5e/0x80
[17895.980388][T19513]      fib6_nh_init+0x3d8/0x15b0
[17895.980388][T19513]      ip6_route_info_create+0xf18/0x17d0
[17895.980388][T19513]      ip6_route_add+0x1c/0x140
[17895.980388][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17895.980388][T19513]      addrconf_add_dev+0xe2/0x170
[17895.980388][T19513]      inet6_addr_add+0x12f/0xa40
[17895.980388][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17895.980388][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17895.980388][T19513]      netlink_rcv_skb+0x130/0x360
[17895.980388][T19513]      netlink_unicast+0x449/0x710
[17895.980388][T19513]      netlink_sendmsg+0x723/0xbe0
[17895.980388][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17895.980388][T19513]      ___sys_sendmsg+0xee/0x170
[17895.980388][T19513]      __sys_sendmsg+0xcd/0x170
[17895.980388][T19513]      do_syscall_64+0xc6/0x1e0
[17895.980388][T19513] 
[17895.982634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17895.982634][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17895.982634][T19513]      ipv6_find_idev+0x102/0x170
[17895.982634][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17895.982634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17895.982634][T19513]      netlink_rcv_skb+0x130/0x360
[17895.982634][T19513]      netlink_unicast+0x449/0x710
[17895.982634][T19513]      netlink_sendmsg+0x723/0xbe0
[17895.982634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17895.982634][T19513]      ___sys_sendmsg+0xee/0x170
[17895.982634][T19513]      __sys_sendmsg+0xcd/0x170
[17895.982634][T19513]      do_syscall_64+0xc6/0x1e0
[17895.982634][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17895.982634][T19513] 
[17895.984428][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17895.984428][T19513]      neigh_parms_alloc+0x1e5/0x510
[17895.984428][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17895.984428][T19513]      ipv6_find_idev+0x102/0x170
[17895.984428][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17895.984428][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17895.984428][T19513]      netlink_rcv_skb+0x130/0x360
[17895.984428][T19513]      netlink_unicast+0x449/0x710
[17895.984428][T19513]      netlink_sendmsg+0x723/0xbe0
[17895.984428][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17895.984428][T19513]      ___sys_sendmsg+0xee/0x170
[17895.984428][T19513]      __sys_sendmsg+0xcd/0x170
[17895.984428][T19513]      do_syscall_64+0xc6/0x1e0
[17895.984428][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17895.984428][T19513] 
[17906.223226][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17906.224144][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17906.224144][T19513]      netdev_get_by_index+0x5e/0x80
[17906.224144][T19513]      fib6_nh_init+0x3d8/0x15b0
[17906.224144][T19513]      ip6_route_info_create+0xf18/0x17d0
[17906.224144][T19513]      ip6_route_add+0x1c/0x140
[17906.224144][T19513]      addrconf_prefix_route+0x2a6/0x430
[17906.224144][T19513]      inet6_addr_add+0x4f8/0xa40
[17906.224144][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17906.224144][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17906.224144][T19513]      netlink_rcv_skb+0x130/0x360
[17906.224144][T19513]      netlink_unicast+0x449/0x710
[17906.224144][T19513]      netlink_sendmsg+0x723/0xbe0
[17906.224144][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17906.224144][T19513]      ___sys_sendmsg+0xee/0x170
[17906.224144][T19513]      __sys_sendmsg+0xcd/0x170
[17906.224144][T19513]      do_syscall_64+0xc6/0x1e0
[17906.224144][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17906.224144][T19513] 
[17906.226497][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17906.226497][T19513]      netdev_get_by_index+0x5e/0x80
[17906.226497][T19513]      fib6_nh_init+0x3d8/0x15b0
[17906.226497][T19513]      ip6_route_info_create+0xf18/0x17d0
[17906.226497][T19513]      addrconf_f6i_alloc+0x315/0x560
[17906.226497][T19513]      ipv6_add_addr+0x411/0x2000
[17906.226497][T19513]      inet6_addr_add+0x30e/0xa40
[17906.226497][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17906.226497][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17906.226497][T19513]      netlink_rcv_skb+0x130/0x360
[17906.226497][T19513]      netlink_unicast+0x449/0x710
[17906.226497][T19513]      netlink_sendmsg+0x723/0xbe0
[17906.226497][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17906.226497][T19513]      ___sys_sendmsg+0xee/0x170
[17906.226497][T19513]      __sys_sendmsg+0xcd/0x170
[17906.226497][T19513]      do_syscall_64+0xc6/0x1e0
[17906.226497][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17906.226497][T19513] 
[17906.229272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17906.229272][T19513]      netdev_get_by_index+0x5e/0x80
[17906.229272][T19513]      fib6_nh_init+0x3d8/0x15b0
[17906.229272][T19513]      ip6_route_info_create+0xf18/0x17d0
[17906.229272][T19513]      ip6_route_add+0x1c/0x140
[17906.229272][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17906.229272][T19513]      addrconf_add_dev+0xe2/0x170
[17906.229272][T19513]      inet6_addr_add+0x12f/0xa40
[17906.229272][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17906.229272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17906.229272][T19513]      netlink_rcv_skb+0x130/0x360
[17906.229272][T19513]      netlink_unicast+0x449/0x710
[17906.229272][T19513]      netlink_sendmsg+0x723/0xbe0
[17906.229272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17906.229272][T19513]      ___sys_sendmsg+0xee/0x170
[17906.229272][T19513]      __sys_sendmsg+0xcd/0x170
[17906.229272][T19513]      do_syscall_64+0xc6/0x1e0
[17906.229272][T19513] 
[17906.231515][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17906.231515][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17906.231515][T19513]      ipv6_find_idev+0x102/0x170
[17906.231515][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17906.231515][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17906.231515][T19513]      netlink_rcv_skb+0x130/0x360
[17906.231515][T19513]      netlink_unicast+0x449/0x710
[17906.231515][T19513]      netlink_sendmsg+0x723/0xbe0
[17906.231515][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17906.231515][T19513]      ___sys_sendmsg+0xee/0x170
[17906.231515][T19513]      __sys_sendmsg+0xcd/0x170
[17906.231515][T19513]      do_syscall_64+0xc6/0x1e0
[17906.231515][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17906.231515][T19513] 
[17906.233677][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17906.233677][T19513]      neigh_parms_alloc+0x1e5/0x510
[17906.233677][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17906.233677][T19513]      ipv6_find_idev+0x102/0x170
[17906.233677][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17906.233677][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17906.233677][T19513]      netlink_rcv_skb+0x130/0x360
[17906.233677][T19513]      netlink_unicast+0x449/0x710
[17906.233677][T19513]      netlink_sendmsg+0x723/0xbe0
[17906.233677][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17906.233677][T19513]      ___sys_sendmsg+0xee/0x170
[17906.233677][T19513]      __sys_sendmsg+0xcd/0x170
[17906.233677][T19513]      do_syscall_64+0xc6/0x1e0
[17906.233677][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17906.233677][T19513] 
[17916.375193][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17916.375873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17916.375873][T19513]      netdev_get_by_index+0x5e/0x80
[17916.375873][T19513]      fib6_nh_init+0x3d8/0x15b0
[17916.375873][T19513]      ip6_route_info_create+0xf18/0x17d0
[17916.375873][T19513]      ip6_route_add+0x1c/0x140
[17916.375873][T19513]      addrconf_prefix_route+0x2a6/0x430
[17916.375873][T19513]      inet6_addr_add+0x4f8/0xa40
[17916.375873][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17916.375873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17916.375873][T19513]      netlink_rcv_skb+0x130/0x360
[17916.375873][T19513]      netlink_unicast+0x449/0x710
[17916.375873][T19513]      netlink_sendmsg+0x723/0xbe0
[17916.375873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17916.375873][T19513]      ___sys_sendmsg+0xee/0x170
[17916.375873][T19513]      __sys_sendmsg+0xcd/0x170
[17916.375873][T19513]      do_syscall_64+0xc6/0x1e0
[17916.375873][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17916.375873][T19513] 
[17916.377993][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17916.377993][T19513]      netdev_get_by_index+0x5e/0x80
[17916.377993][T19513]      fib6_nh_init+0x3d8/0x15b0
[17916.377993][T19513]      ip6_route_info_create+0xf18/0x17d0
[17916.377993][T19513]      addrconf_f6i_alloc+0x315/0x560
[17916.377993][T19513]      ipv6_add_addr+0x411/0x2000
[17916.377993][T19513]      inet6_addr_add+0x30e/0xa40
[17916.377993][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17916.377993][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17916.377993][T19513]      netlink_rcv_skb+0x130/0x360
[17916.377993][T19513]      netlink_unicast+0x449/0x710
[17916.377993][T19513]      netlink_sendmsg+0x723/0xbe0
[17916.377993][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17916.377993][T19513]      ___sys_sendmsg+0xee/0x170
[17916.377993][T19513]      __sys_sendmsg+0xcd/0x170
[17916.377993][T19513]      do_syscall_64+0xc6/0x1e0
[17916.377993][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17916.377993][T19513] 
[17916.380103][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17916.380103][T19513]      netdev_get_by_index+0x5e/0x80
[17916.380103][T19513]      fib6_nh_init+0x3d8/0x15b0
[17916.380103][T19513]      ip6_route_info_create+0xf18/0x17d0
[17916.380103][T19513]      ip6_route_add+0x1c/0x140
[17916.380103][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17916.380103][T19513]      addrconf_add_dev+0xe2/0x170
[17916.380103][T19513]      inet6_addr_add+0x12f/0xa40
[17916.380103][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17916.380103][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17916.380103][T19513]      netlink_rcv_skb+0x130/0x360
[17916.380103][T19513]      netlink_unicast+0x449/0x710
[17916.380103][T19513]      netlink_sendmsg+0x723/0xbe0
[17916.380103][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17916.380103][T19513]      ___sys_sendmsg+0xee/0x170
[17916.380103][T19513]      __sys_sendmsg+0xcd/0x170
[17916.380103][T19513]      do_syscall_64+0xc6/0x1e0
[17916.380103][T19513] 
[17916.382266][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17916.382266][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17916.382266][T19513]      ipv6_find_idev+0x102/0x170
[17916.382266][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17916.382266][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17916.382266][T19513]      netlink_rcv_skb+0x130/0x360
[17916.382266][T19513]      netlink_unicast+0x449/0x710
[17916.382266][T19513]      netlink_sendmsg+0x723/0xbe0
[17916.382266][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17916.382266][T19513]      ___sys_sendmsg+0xee/0x170
[17916.382266][T19513]      __sys_sendmsg+0xcd/0x170
[17916.382266][T19513]      do_syscall_64+0xc6/0x1e0
[17916.382266][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17916.382266][T19513] 
[17916.383950][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17916.383950][T19513]      neigh_parms_alloc+0x1e5/0x510
[17916.383950][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17916.383950][T19513]      ipv6_find_idev+0x102/0x170
[17916.383950][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17916.383950][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17916.383950][T19513]      netlink_rcv_skb+0x130/0x360
[17916.383950][T19513]      netlink_unicast+0x449/0x710
[17916.383950][T19513]      netlink_sendmsg+0x723/0xbe0
[17916.383950][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17916.383950][T19513]      ___sys_sendmsg+0xee/0x170
[17916.383950][T19513]      __sys_sendmsg+0xcd/0x170
[17916.383950][T19513]      do_syscall_64+0xc6/0x1e0
[17916.383950][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17916.383950][T19513] 
[17926.471216][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17926.472204][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17926.472204][T19513]      netdev_get_by_index+0x5e/0x80
[17926.472204][T19513]      fib6_nh_init+0x3d8/0x15b0
[17926.472204][T19513]      ip6_route_info_create+0xf18/0x17d0
[17926.472204][T19513]      ip6_route_add+0x1c/0x140
[17926.472204][T19513]      addrconf_prefix_route+0x2a6/0x430
[17926.472204][T19513]      inet6_addr_add+0x4f8/0xa40
[17926.472204][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17926.472204][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17926.472204][T19513]      netlink_rcv_skb+0x130/0x360
[17926.472204][T19513]      netlink_unicast+0x449/0x710
[17926.472204][T19513]      netlink_sendmsg+0x723/0xbe0
[17926.472204][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17926.472204][T19513]      ___sys_sendmsg+0xee/0x170
[17926.472204][T19513]      __sys_sendmsg+0xcd/0x170
[17926.472204][T19513]      do_syscall_64+0xc6/0x1e0
[17926.472204][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17926.472204][T19513] 
[17926.474483][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17926.474483][T19513]      netdev_get_by_index+0x5e/0x80
[17926.474483][T19513]      fib6_nh_init+0x3d8/0x15b0
[17926.474483][T19513]      ip6_route_info_create+0xf18/0x17d0
[17926.474483][T19513]      addrconf_f6i_alloc+0x315/0x560
[17926.474483][T19513]      ipv6_add_addr+0x411/0x2000
[17926.474483][T19513]      inet6_addr_add+0x30e/0xa40
[17926.474483][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17926.474483][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17926.474483][T19513]      netlink_rcv_skb+0x130/0x360
[17926.474483][T19513]      netlink_unicast+0x449/0x710
[17926.474483][T19513]      netlink_sendmsg+0x723/0xbe0
[17926.474483][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17926.474483][T19513]      ___sys_sendmsg+0xee/0x170
[17926.474483][T19513]      __sys_sendmsg+0xcd/0x170
[17926.474483][T19513]      do_syscall_64+0xc6/0x1e0
[17926.474483][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17926.474483][T19513] 
[17926.476646][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17926.476646][T19513]      netdev_get_by_index+0x5e/0x80
[17926.476646][T19513]      fib6_nh_init+0x3d8/0x15b0
[17926.476646][T19513]      ip6_route_info_create+0xf18/0x17d0
[17926.476646][T19513]      ip6_route_add+0x1c/0x140
[17926.476646][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17926.476646][T19513]      addrconf_add_dev+0xe2/0x170
[17926.476646][T19513]      inet6_addr_add+0x12f/0xa40
[17926.476646][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17926.476646][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17926.476646][T19513]      netlink_rcv_skb+0x130/0x360
[17926.476646][T19513]      netlink_unicast+0x449/0x710
[17926.476646][T19513]      netlink_sendmsg+0x723/0xbe0
[17926.476646][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17926.476646][T19513]      ___sys_sendmsg+0xee/0x170
[17926.476646][T19513]      __sys_sendmsg+0xcd/0x170
[17926.476646][T19513]      do_syscall_64+0xc6/0x1e0
[17926.476646][T19513] 
[17926.478685][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17926.478685][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17926.478685][T19513]      ipv6_find_idev+0x102/0x170
[17926.478685][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17926.478685][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17926.478685][T19513]      netlink_rcv_skb+0x130/0x360
[17926.478685][T19513]      netlink_unicast+0x449/0x710
[17926.478685][T19513]      netlink_sendmsg+0x723/0xbe0
[17926.478685][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17926.478685][T19513]      ___sys_sendmsg+0xee/0x170
[17926.478685][T19513]      __sys_sendmsg+0xcd/0x170
[17926.478685][T19513]      do_syscall_64+0xc6/0x1e0
[17926.478685][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17926.478685][T19513] 
[17926.480277][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17926.480277][T19513]      neigh_parms_alloc+0x1e5/0x510
[17926.480277][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17926.480277][T19513]      ipv6_find_idev+0x102/0x170
[17926.480277][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17926.480277][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17926.480277][T19513]      netlink_rcv_skb+0x130/0x360
[17926.480277][T19513]      netlink_unicast+0x449/0x710
[17926.480277][T19513]      netlink_sendmsg+0x723/0xbe0
[17926.480277][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17926.480277][T19513]      ___sys_sendmsg+0xee/0x170
[17926.480277][T19513]      __sys_sendmsg+0xcd/0x170
[17926.480277][T19513]      do_syscall_64+0xc6/0x1e0
[17926.480277][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17926.480277][T19513] 
[17936.735271][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17936.736162][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17936.736162][T19513]      netdev_get_by_index+0x5e/0x80
[17936.736162][T19513]      fib6_nh_init+0x3d8/0x15b0
[17936.736162][T19513]      ip6_route_info_create+0xf18/0x17d0
[17936.736162][T19513]      ip6_route_add+0x1c/0x140
[17936.736162][T19513]      addrconf_prefix_route+0x2a6/0x430
[17936.736162][T19513]      inet6_addr_add+0x4f8/0xa40
[17936.736162][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17936.736162][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17936.736162][T19513]      netlink_rcv_skb+0x130/0x360
[17936.736162][T19513]      netlink_unicast+0x449/0x710
[17936.736162][T19513]      netlink_sendmsg+0x723/0xbe0
[17936.736162][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17936.736162][T19513]      ___sys_sendmsg+0xee/0x170
[17936.736162][T19513]      __sys_sendmsg+0xcd/0x170
[17936.736162][T19513]      do_syscall_64+0xc6/0x1e0
[17936.736162][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17936.736162][T19513] 
[17936.738338][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17936.738338][T19513]      netdev_get_by_index+0x5e/0x80
[17936.738338][T19513]      fib6_nh_init+0x3d8/0x15b0
[17936.738338][T19513]      ip6_route_info_create+0xf18/0x17d0
[17936.738338][T19513]      addrconf_f6i_alloc+0x315/0x560
[17936.738338][T19513]      ipv6_add_addr+0x411/0x2000
[17936.738338][T19513]      inet6_addr_add+0x30e/0xa40
[17936.738338][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17936.738338][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17936.738338][T19513]      netlink_rcv_skb+0x130/0x360
[17936.738338][T19513]      netlink_unicast+0x449/0x710
[17936.738338][T19513]      netlink_sendmsg+0x723/0xbe0
[17936.738338][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17936.738338][T19513]      ___sys_sendmsg+0xee/0x170
[17936.738338][T19513]      __sys_sendmsg+0xcd/0x170
[17936.738338][T19513]      do_syscall_64+0xc6/0x1e0
[17936.738338][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17936.738338][T19513] 
[17936.740421][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17936.740421][T19513]      netdev_get_by_index+0x5e/0x80
[17936.740421][T19513]      fib6_nh_init+0x3d8/0x15b0
[17936.740421][T19513]      ip6_route_info_create+0xf18/0x17d0
[17936.740421][T19513]      ip6_route_add+0x1c/0x140
[17936.740421][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17936.740421][T19513]      addrconf_add_dev+0xe2/0x170
[17936.740421][T19513]      inet6_addr_add+0x12f/0xa40
[17936.740421][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17936.740421][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17936.740421][T19513]      netlink_rcv_skb+0x130/0x360
[17936.740421][T19513]      netlink_unicast+0x449/0x710
[17936.740421][T19513]      netlink_sendmsg+0x723/0xbe0
[17936.740421][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17936.740421][T19513]      ___sys_sendmsg+0xee/0x170
[17936.740421][T19513]      __sys_sendmsg+0xcd/0x170
[17936.740421][T19513]      do_syscall_64+0xc6/0x1e0
[17936.740421][T19513] 
[17936.742456][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17936.742456][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17936.742456][T19513]      ipv6_find_idev+0x102/0x170
[17936.742456][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17936.742456][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17936.742456][T19513]      netlink_rcv_skb+0x130/0x360
[17936.742456][T19513]      netlink_unicast+0x449/0x710
[17936.742456][T19513]      netlink_sendmsg+0x723/0xbe0
[17936.742456][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17936.742456][T19513]      ___sys_sendmsg+0xee/0x170
[17936.742456][T19513]      __sys_sendmsg+0xcd/0x170
[17936.742456][T19513]      do_syscall_64+0xc6/0x1e0
[17936.742456][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17936.742456][T19513] 
[17936.744055][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17936.744055][T19513]      neigh_parms_alloc+0x1e5/0x510
[17936.744055][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17936.744055][T19513]      ipv6_find_idev+0x102/0x170
[17936.744055][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17936.744055][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17936.744055][T19513]      netlink_rcv_skb+0x130/0x360
[17936.744055][T19513]      netlink_unicast+0x449/0x710
[17936.744055][T19513]      netlink_sendmsg+0x723/0xbe0
[17936.744055][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17936.744055][T19513]      ___sys_sendmsg+0xee/0x170
[17936.744055][T19513]      __sys_sendmsg+0xcd/0x170
[17936.744055][T19513]      do_syscall_64+0xc6/0x1e0
[17936.744055][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17936.744055][T19513] 
[17946.999212][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17947.000129][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17947.000129][T19513]      netdev_get_by_index+0x5e/0x80
[17947.000129][T19513]      fib6_nh_init+0x3d8/0x15b0
[17947.000129][T19513]      ip6_route_info_create+0xf18/0x17d0
[17947.000129][T19513]      ip6_route_add+0x1c/0x140
[17947.000129][T19513]      addrconf_prefix_route+0x2a6/0x430
[17947.000129][T19513]      inet6_addr_add+0x4f8/0xa40
[17947.000129][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17947.000129][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17947.000129][T19513]      netlink_rcv_skb+0x130/0x360
[17947.000129][T19513]      netlink_unicast+0x449/0x710
[17947.000129][T19513]      netlink_sendmsg+0x723/0xbe0
[17947.000129][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17947.000129][T19513]      ___sys_sendmsg+0xee/0x170
[17947.000129][T19513]      __sys_sendmsg+0xcd/0x170
[17947.000129][T19513]      do_syscall_64+0xc6/0x1e0
[17947.000129][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17947.000129][T19513] 
[17947.002267][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17947.002267][T19513]      netdev_get_by_index+0x5e/0x80
[17947.002267][T19513]      fib6_nh_init+0x3d8/0x15b0
[17947.002267][T19513]      ip6_route_info_create+0xf18/0x17d0
[17947.002267][T19513]      addrconf_f6i_alloc+0x315/0x560
[17947.002267][T19513]      ipv6_add_addr+0x411/0x2000
[17947.002267][T19513]      inet6_addr_add+0x30e/0xa40
[17947.002267][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17947.002267][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17947.002267][T19513]      netlink_rcv_skb+0x130/0x360
[17947.002267][T19513]      netlink_unicast+0x449/0x710
[17947.002267][T19513]      netlink_sendmsg+0x723/0xbe0
[17947.002267][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17947.002267][T19513]      ___sys_sendmsg+0xee/0x170
[17947.002267][T19513]      __sys_sendmsg+0xcd/0x170
[17947.002267][T19513]      do_syscall_64+0xc6/0x1e0
[17947.002267][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17947.002267][T19513] 
[17947.004336][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17947.004336][T19513]      netdev_get_by_index+0x5e/0x80
[17947.004336][T19513]      fib6_nh_init+0x3d8/0x15b0
[17947.004336][T19513]      ip6_route_info_create+0xf18/0x17d0
[17947.004336][T19513]      ip6_route_add+0x1c/0x140
[17947.004336][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17947.004336][T19513]      addrconf_add_dev+0xe2/0x170
[17947.004336][T19513]      inet6_addr_add+0x12f/0xa40
[17947.004336][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17947.004336][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17947.004336][T19513]      netlink_rcv_skb+0x130/0x360
[17947.004336][T19513]      netlink_unicast+0x449/0x710
[17947.004336][T19513]      netlink_sendmsg+0x723/0xbe0
[17947.004336][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17947.004336][T19513]      ___sys_sendmsg+0xee/0x170
[17947.004336][T19513]      __sys_sendmsg+0xcd/0x170
[17947.004336][T19513]      do_syscall_64+0xc6/0x1e0
[17947.004336][T19513] 
[17947.006503][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17947.006503][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17947.006503][T19513]      ipv6_find_idev+0x102/0x170
[17947.006503][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17947.006503][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17947.006503][T19513]      netlink_rcv_skb+0x130/0x360
[17947.006503][T19513]      netlink_unicast+0x449/0x710
[17947.006503][T19513]      netlink_sendmsg+0x723/0xbe0
[17947.006503][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17947.006503][T19513]      ___sys_sendmsg+0xee/0x170
[17947.006503][T19513]      __sys_sendmsg+0xcd/0x170
[17947.006503][T19513]      do_syscall_64+0xc6/0x1e0
[17947.006503][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17947.006503][T19513] 
[17947.008219][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17947.008219][T19513]      neigh_parms_alloc+0x1e5/0x510
[17947.008219][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17947.008219][T19513]      ipv6_find_idev+0x102/0x170
[17947.008219][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17947.008219][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17947.008219][T19513]      netlink_rcv_skb+0x130/0x360
[17947.008219][T19513]      netlink_unicast+0x449/0x710
[17947.008219][T19513]      netlink_sendmsg+0x723/0xbe0
[17947.008219][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17947.008219][T19513]      ___sys_sendmsg+0xee/0x170
[17947.008219][T19513]      __sys_sendmsg+0xcd/0x170
[17947.008219][T19513]      do_syscall_64+0xc6/0x1e0
[17947.008219][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17947.008219][T19513] 
[17957.143303][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17957.144019][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17957.144019][T19513]      netdev_get_by_index+0x5e/0x80
[17957.144019][T19513]      fib6_nh_init+0x3d8/0x15b0
[17957.144019][T19513]      ip6_route_info_create+0xf18/0x17d0
[17957.144019][T19513]      ip6_route_add+0x1c/0x140
[17957.144019][T19513]      addrconf_prefix_route+0x2a6/0x430
[17957.144019][T19513]      inet6_addr_add+0x4f8/0xa40
[17957.144019][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17957.144019][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17957.144019][T19513]      netlink_rcv_skb+0x130/0x360
[17957.144019][T19513]      netlink_unicast+0x449/0x710
[17957.144019][T19513]      netlink_sendmsg+0x723/0xbe0
[17957.144019][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17957.144019][T19513]      ___sys_sendmsg+0xee/0x170
[17957.144019][T19513]      __sys_sendmsg+0xcd/0x170
[17957.144019][T19513]      do_syscall_64+0xc6/0x1e0
[17957.144019][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17957.144019][T19513] 
[17957.146223][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17957.146223][T19513]      netdev_get_by_index+0x5e/0x80
[17957.146223][T19513]      fib6_nh_init+0x3d8/0x15b0
[17957.146223][T19513]      ip6_route_info_create+0xf18/0x17d0
[17957.146223][T19513]      addrconf_f6i_alloc+0x315/0x560
[17957.146223][T19513]      ipv6_add_addr+0x411/0x2000
[17957.146223][T19513]      inet6_addr_add+0x30e/0xa40
[17957.146223][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17957.146223][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17957.146223][T19513]      netlink_rcv_skb+0x130/0x360
[17957.146223][T19513]      netlink_unicast+0x449/0x710
[17957.146223][T19513]      netlink_sendmsg+0x723/0xbe0
[17957.146223][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17957.146223][T19513]      ___sys_sendmsg+0xee/0x170
[17957.146223][T19513]      __sys_sendmsg+0xcd/0x170
[17957.146223][T19513]      do_syscall_64+0xc6/0x1e0
[17957.146223][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17957.146223][T19513] 
[17957.148294][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17957.148294][T19513]      netdev_get_by_index+0x5e/0x80
[17957.148294][T19513]      fib6_nh_init+0x3d8/0x15b0
[17957.148294][T19513]      ip6_route_info_create+0xf18/0x17d0
[17957.148294][T19513]      ip6_route_add+0x1c/0x140
[17957.148294][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17957.148294][T19513]      addrconf_add_dev+0xe2/0x170
[17957.148294][T19513]      inet6_addr_add+0x12f/0xa40
[17957.148294][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17957.148294][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17957.148294][T19513]      netlink_rcv_skb+0x130/0x360
[17957.148294][T19513]      netlink_unicast+0x449/0x710
[17957.148294][T19513]      netlink_sendmsg+0x723/0xbe0
[17957.148294][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17957.148294][T19513]      ___sys_sendmsg+0xee/0x170
[17957.148294][T19513]      __sys_sendmsg+0xcd/0x170
[17957.148294][T19513]      do_syscall_64+0xc6/0x1e0
[17957.148294][T19513] 
[17957.150333][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17957.150333][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17957.150333][T19513]      ipv6_find_idev+0x102/0x170
[17957.150333][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17957.150333][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17957.150333][T19513]      netlink_rcv_skb+0x130/0x360
[17957.150333][T19513]      netlink_unicast+0x449/0x710
[17957.150333][T19513]      netlink_sendmsg+0x723/0xbe0
[17957.150333][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17957.150333][T19513]      ___sys_sendmsg+0xee/0x170
[17957.150333][T19513]      __sys_sendmsg+0xcd/0x170
[17957.150333][T19513]      do_syscall_64+0xc6/0x1e0
[17957.150333][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17957.150333][T19513] 
[17957.152017][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17957.152017][T19513]      neigh_parms_alloc+0x1e5/0x510
[17957.152017][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17957.152017][T19513]      ipv6_find_idev+0x102/0x170
[17957.152017][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17957.152017][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17957.152017][T19513]      netlink_rcv_skb+0x130/0x360
[17957.152017][T19513]      netlink_unicast+0x449/0x710
[17957.152017][T19513]      netlink_sendmsg+0x723/0xbe0
[17957.152017][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17957.152017][T19513]      ___sys_sendmsg+0xee/0x170
[17957.152017][T19513]      __sys_sendmsg+0xcd/0x170
[17957.152017][T19513]      do_syscall_64+0xc6/0x1e0
[17957.152017][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17957.152017][T19513] 
[17967.391182][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17967.391666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17967.391666][T19513]      netdev_get_by_index+0x5e/0x80
[17967.391666][T19513]      fib6_nh_init+0x3d8/0x15b0
[17967.391666][T19513]      ip6_route_info_create+0xf18/0x17d0
[17967.391666][T19513]      ip6_route_add+0x1c/0x140
[17967.391666][T19513]      addrconf_prefix_route+0x2a6/0x430
[17967.391666][T19513]      inet6_addr_add+0x4f8/0xa40
[17967.391666][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17967.391666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17967.391666][T19513]      netlink_rcv_skb+0x130/0x360
[17967.391666][T19513]      netlink_unicast+0x449/0x710
[17967.391666][T19513]      netlink_sendmsg+0x723/0xbe0
[17967.391666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17967.391666][T19513]      ___sys_sendmsg+0xee/0x170
[17967.391666][T19513]      __sys_sendmsg+0xcd/0x170
[17967.391666][T19513]      do_syscall_64+0xc6/0x1e0
[17967.391666][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17967.391666][T19513] 
[17967.393891][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17967.393891][T19513]      netdev_get_by_index+0x5e/0x80
[17967.393891][T19513]      fib6_nh_init+0x3d8/0x15b0
[17967.393891][T19513]      ip6_route_info_create+0xf18/0x17d0
[17967.393891][T19513]      addrconf_f6i_alloc+0x315/0x560
[17967.393891][T19513]      ipv6_add_addr+0x411/0x2000
[17967.393891][T19513]      inet6_addr_add+0x30e/0xa40
[17967.393891][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17967.393891][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17967.393891][T19513]      netlink_rcv_skb+0x130/0x360
[17967.393891][T19513]      netlink_unicast+0x449/0x710
[17967.393891][T19513]      netlink_sendmsg+0x723/0xbe0
[17967.393891][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17967.393891][T19513]      ___sys_sendmsg+0xee/0x170
[17967.393891][T19513]      __sys_sendmsg+0xcd/0x170
[17967.393891][T19513]      do_syscall_64+0xc6/0x1e0
[17967.393891][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17967.393891][T19513] 
[17967.396085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17967.396085][T19513]      netdev_get_by_index+0x5e/0x80
[17967.396085][T19513]      fib6_nh_init+0x3d8/0x15b0
[17967.396085][T19513]      ip6_route_info_create+0xf18/0x17d0
[17967.396085][T19513]      ip6_route_add+0x1c/0x140
[17967.396085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17967.396085][T19513]      addrconf_add_dev+0xe2/0x170
[17967.396085][T19513]      inet6_addr_add+0x12f/0xa40
[17967.396085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17967.396085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17967.396085][T19513]      netlink_rcv_skb+0x130/0x360
[17967.396085][T19513]      netlink_unicast+0x449/0x710
[17967.396085][T19513]      netlink_sendmsg+0x723/0xbe0
[17967.396085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17967.396085][T19513]      ___sys_sendmsg+0xee/0x170
[17967.396085][T19513]      __sys_sendmsg+0xcd/0x170
[17967.396085][T19513]      do_syscall_64+0xc6/0x1e0
[17967.396085][T19513] 
[17967.398127][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17967.398127][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17967.398127][T19513]      ipv6_find_idev+0x102/0x170
[17967.398127][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17967.398127][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17967.398127][T19513]      netlink_rcv_skb+0x130/0x360
[17967.398127][T19513]      netlink_unicast+0x449/0x710
[17967.398127][T19513]      netlink_sendmsg+0x723/0xbe0
[17967.398127][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17967.398127][T19513]      ___sys_sendmsg+0xee/0x170
[17967.398127][T19513]      __sys_sendmsg+0xcd/0x170
[17967.398127][T19513]      do_syscall_64+0xc6/0x1e0
[17967.398127][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17967.398127][T19513] 
[17967.399723][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17967.399723][T19513]      neigh_parms_alloc+0x1e5/0x510
[17967.399723][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17967.399723][T19513]      ipv6_find_idev+0x102/0x170
[17967.399723][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17967.399723][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17967.399723][T19513]      netlink_rcv_skb+0x130/0x360
[17967.399723][T19513]      netlink_unicast+0x449/0x710
[17967.399723][T19513]      netlink_sendmsg+0x723/0xbe0
[17967.399723][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17967.399723][T19513]      ___sys_sendmsg+0xee/0x170
[17967.399723][T19513]      __sys_sendmsg+0xcd/0x170
[17967.399723][T19513]      do_syscall_64+0xc6/0x1e0
[17967.399723][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17967.399723][T19513] 
[17977.639211][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17977.640064][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17977.640064][T19513]      netdev_get_by_index+0x5e/0x80
[17977.640064][T19513]      fib6_nh_init+0x3d8/0x15b0
[17977.640064][T19513]      ip6_route_info_create+0xf18/0x17d0
[17977.640064][T19513]      ip6_route_add+0x1c/0x140
[17977.640064][T19513]      addrconf_prefix_route+0x2a6/0x430
[17977.640064][T19513]      inet6_addr_add+0x4f8/0xa40
[17977.640064][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17977.640064][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17977.640064][T19513]      netlink_rcv_skb+0x130/0x360
[17977.640064][T19513]      netlink_unicast+0x449/0x710
[17977.640064][T19513]      netlink_sendmsg+0x723/0xbe0
[17977.640064][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17977.640064][T19513]      ___sys_sendmsg+0xee/0x170
[17977.640064][T19513]      __sys_sendmsg+0xcd/0x170
[17977.640064][T19513]      do_syscall_64+0xc6/0x1e0
[17977.640064][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17977.640064][T19513] 
[17977.642185][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17977.642185][T19513]      netdev_get_by_index+0x5e/0x80
[17977.642185][T19513]      fib6_nh_init+0x3d8/0x15b0
[17977.642185][T19513]      ip6_route_info_create+0xf18/0x17d0
[17977.642185][T19513]      addrconf_f6i_alloc+0x315/0x560
[17977.642185][T19513]      ipv6_add_addr+0x411/0x2000
[17977.642185][T19513]      inet6_addr_add+0x30e/0xa40
[17977.642185][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17977.642185][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17977.642185][T19513]      netlink_rcv_skb+0x130/0x360
[17977.642185][T19513]      netlink_unicast+0x449/0x710
[17977.642185][T19513]      netlink_sendmsg+0x723/0xbe0
[17977.642185][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17977.642185][T19513]      ___sys_sendmsg+0xee/0x170
[17977.642185][T19513]      __sys_sendmsg+0xcd/0x170
[17977.642185][T19513]      do_syscall_64+0xc6/0x1e0
[17977.642185][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17977.642185][T19513] 
[17977.644389][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17977.644389][T19513]      netdev_get_by_index+0x5e/0x80
[17977.644389][T19513]      fib6_nh_init+0x3d8/0x15b0
[17977.644389][T19513]      ip6_route_info_create+0xf18/0x17d0
[17977.644389][T19513]      ip6_route_add+0x1c/0x140
[17977.644389][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17977.644389][T19513]      addrconf_add_dev+0xe2/0x170
[17977.644389][T19513]      inet6_addr_add+0x12f/0xa40
[17977.644389][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17977.644389][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17977.644389][T19513]      netlink_rcv_skb+0x130/0x360
[17977.644389][T19513]      netlink_unicast+0x449/0x710
[17977.644389][T19513]      netlink_sendmsg+0x723/0xbe0
[17977.644389][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17977.644389][T19513]      ___sys_sendmsg+0xee/0x170
[17977.644389][T19513]      __sys_sendmsg+0xcd/0x170
[17977.644389][T19513]      do_syscall_64+0xc6/0x1e0
[17977.644389][T19513] 
[17977.646562][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17977.646562][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17977.646562][T19513]      ipv6_find_idev+0x102/0x170
[17977.646562][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17977.646562][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17977.646562][T19513]      netlink_rcv_skb+0x130/0x360
[17977.646562][T19513]      netlink_unicast+0x449/0x710
[17977.646562][T19513]      netlink_sendmsg+0x723/0xbe0
[17977.646562][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17977.646562][T19513]      ___sys_sendmsg+0xee/0x170
[17977.646562][T19513]      __sys_sendmsg+0xcd/0x170
[17977.646562][T19513]      do_syscall_64+0xc6/0x1e0
[17977.646562][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17977.646562][T19513] 
[17977.648232][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17977.648232][T19513]      neigh_parms_alloc+0x1e5/0x510
[17977.648232][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17977.648232][T19513]      ipv6_find_idev+0x102/0x170
[17977.648232][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17977.648232][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17977.648232][T19513]      netlink_rcv_skb+0x130/0x360
[17977.648232][T19513]      netlink_unicast+0x449/0x710
[17977.648232][T19513]      netlink_sendmsg+0x723/0xbe0
[17977.648232][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17977.648232][T19513]      ___sys_sendmsg+0xee/0x170
[17977.648232][T19513]      __sys_sendmsg+0xcd/0x170
[17977.648232][T19513]      do_syscall_64+0xc6/0x1e0
[17977.648232][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17977.648232][T19513] 
[17987.655255][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17987.656209][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17987.656209][T19513]      netdev_get_by_index+0x5e/0x80
[17987.656209][T19513]      fib6_nh_init+0x3d8/0x15b0
[17987.656209][T19513]      ip6_route_info_create+0xf18/0x17d0
[17987.656209][T19513]      ip6_route_add+0x1c/0x140
[17987.656209][T19513]      addrconf_prefix_route+0x2a6/0x430
[17987.656209][T19513]      inet6_addr_add+0x4f8/0xa40
[17987.656209][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17987.656209][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17987.656209][T19513]      netlink_rcv_skb+0x130/0x360
[17987.656209][T19513]      netlink_unicast+0x449/0x710
[17987.656209][T19513]      netlink_sendmsg+0x723/0xbe0
[17987.656209][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17987.656209][T19513]      ___sys_sendmsg+0xee/0x170
[17987.656209][T19513]      __sys_sendmsg+0xcd/0x170
[17987.656209][T19513]      do_syscall_64+0xc6/0x1e0
[17987.656209][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17987.656209][T19513] 
[17987.658348][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17987.658348][T19513]      netdev_get_by_index+0x5e/0x80
[17987.658348][T19513]      fib6_nh_init+0x3d8/0x15b0
[17987.658348][T19513]      ip6_route_info_create+0xf18/0x17d0
[17987.658348][T19513]      addrconf_f6i_alloc+0x315/0x560
[17987.658348][T19513]      ipv6_add_addr+0x411/0x2000
[17987.658348][T19513]      inet6_addr_add+0x30e/0xa40
[17987.658348][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17987.658348][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17987.658348][T19513]      netlink_rcv_skb+0x130/0x360
[17987.658348][T19513]      netlink_unicast+0x449/0x710
[17987.658348][T19513]      netlink_sendmsg+0x723/0xbe0
[17987.658348][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17987.658348][T19513]      ___sys_sendmsg+0xee/0x170
[17987.658348][T19513]      __sys_sendmsg+0xcd/0x170
[17987.658348][T19513]      do_syscall_64+0xc6/0x1e0
[17987.658348][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17987.658348][T19513] 
[17987.660428][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17987.660428][T19513]      netdev_get_by_index+0x5e/0x80
[17987.660428][T19513]      fib6_nh_init+0x3d8/0x15b0
[17987.660428][T19513]      ip6_route_info_create+0xf18/0x17d0
[17987.660428][T19513]      ip6_route_add+0x1c/0x140
[17987.660428][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17987.660428][T19513]      addrconf_add_dev+0xe2/0x170
[17987.660428][T19513]      inet6_addr_add+0x12f/0xa40
[17987.660428][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17987.660428][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17987.660428][T19513]      netlink_rcv_skb+0x130/0x360
[17987.660428][T19513]      netlink_unicast+0x449/0x710
[17987.660428][T19513]      netlink_sendmsg+0x723/0xbe0
[17987.660428][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17987.660428][T19513]      ___sys_sendmsg+0xee/0x170
[17987.660428][T19513]      __sys_sendmsg+0xcd/0x170
[17987.660428][T19513]      do_syscall_64+0xc6/0x1e0
[17987.660428][T19513] 
[17987.662548][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17987.662548][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17987.662548][T19513]      ipv6_find_idev+0x102/0x170
[17987.662548][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17987.662548][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17987.662548][T19513]      netlink_rcv_skb+0x130/0x360
[17987.662548][T19513]      netlink_unicast+0x449/0x710
[17987.662548][T19513]      netlink_sendmsg+0x723/0xbe0
[17987.662548][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17987.662548][T19513]      ___sys_sendmsg+0xee/0x170
[17987.662548][T19513]      __sys_sendmsg+0xcd/0x170
[17987.662548][T19513]      do_syscall_64+0xc6/0x1e0
[17987.662548][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17987.662548][T19513] 
[17987.664178][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17987.664178][T19513]      neigh_parms_alloc+0x1e5/0x510
[17987.664178][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17987.664178][T19513]      ipv6_find_idev+0x102/0x170
[17987.664178][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17987.664178][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17987.664178][T19513]      netlink_rcv_skb+0x130/0x360
[17987.664178][T19513]      netlink_unicast+0x449/0x710
[17987.664178][T19513]      netlink_sendmsg+0x723/0xbe0
[17987.664178][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17987.664178][T19513]      ___sys_sendmsg+0xee/0x170
[17987.664178][T19513]      __sys_sendmsg+0xcd/0x170
[17987.664178][T19513]      do_syscall_64+0xc6/0x1e0
[17987.664178][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17987.664178][T19513] 
[17997.903137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[17997.903620][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17997.903620][T19513]      netdev_get_by_index+0x5e/0x80
[17997.903620][T19513]      fib6_nh_init+0x3d8/0x15b0
[17997.903620][T19513]      ip6_route_info_create+0xf18/0x17d0
[17997.903620][T19513]      ip6_route_add+0x1c/0x140
[17997.903620][T19513]      addrconf_prefix_route+0x2a6/0x430
[17997.903620][T19513]      inet6_addr_add+0x4f8/0xa40
[17997.903620][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17997.903620][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17997.903620][T19513]      netlink_rcv_skb+0x130/0x360
[17997.903620][T19513]      netlink_unicast+0x449/0x710
[17997.903620][T19513]      netlink_sendmsg+0x723/0xbe0
[17997.903620][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17997.903620][T19513]      ___sys_sendmsg+0xee/0x170
[17997.903620][T19513]      __sys_sendmsg+0xcd/0x170
[17997.903620][T19513]      do_syscall_64+0xc6/0x1e0
[17997.903620][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17997.903620][T19513] 
[17997.905916][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17997.905916][T19513]      netdev_get_by_index+0x5e/0x80
[17997.905916][T19513]      fib6_nh_init+0x3d8/0x15b0
[17997.905916][T19513]      ip6_route_info_create+0xf18/0x17d0
[17997.905916][T19513]      addrconf_f6i_alloc+0x315/0x560
[17997.905916][T19513]      ipv6_add_addr+0x411/0x2000
[17997.905916][T19513]      inet6_addr_add+0x30e/0xa40
[17997.905916][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17997.905916][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17997.905916][T19513]      netlink_rcv_skb+0x130/0x360
[17997.905916][T19513]      netlink_unicast+0x449/0x710
[17997.905916][T19513]      netlink_sendmsg+0x723/0xbe0
[17997.905916][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17997.905916][T19513]      ___sys_sendmsg+0xee/0x170
[17997.905916][T19513]      __sys_sendmsg+0xcd/0x170
[17997.905916][T19513]      do_syscall_64+0xc6/0x1e0
[17997.905916][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17997.905916][T19513] 
[17997.908082][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17997.908082][T19513]      netdev_get_by_index+0x5e/0x80
[17997.908082][T19513]      fib6_nh_init+0x3d8/0x15b0
[17997.908082][T19513]      ip6_route_info_create+0xf18/0x17d0
[17997.908082][T19513]      ip6_route_add+0x1c/0x140
[17997.908082][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[17997.908082][T19513]      addrconf_add_dev+0xe2/0x170
[17997.908082][T19513]      inet6_addr_add+0x12f/0xa40
[17997.908082][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[17997.908082][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17997.908082][T19513]      netlink_rcv_skb+0x130/0x360
[17997.908082][T19513]      netlink_unicast+0x449/0x710
[17997.908082][T19513]      netlink_sendmsg+0x723/0xbe0
[17997.908082][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17997.908082][T19513]      ___sys_sendmsg+0xee/0x170
[17997.908082][T19513]      __sys_sendmsg+0xcd/0x170
[17997.908082][T19513]      do_syscall_64+0xc6/0x1e0
[17997.908082][T19513] 
[17997.910210][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17997.910210][T19513]      ipv6_add_dev+0x3b9/0x11c0
[17997.910210][T19513]      ipv6_find_idev+0x102/0x170
[17997.910210][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17997.910210][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17997.910210][T19513]      netlink_rcv_skb+0x130/0x360
[17997.910210][T19513]      netlink_unicast+0x449/0x710
[17997.910210][T19513]      netlink_sendmsg+0x723/0xbe0
[17997.910210][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17997.910210][T19513]      ___sys_sendmsg+0xee/0x170
[17997.910210][T19513]      __sys_sendmsg+0xcd/0x170
[17997.910210][T19513]      do_syscall_64+0xc6/0x1e0
[17997.910210][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17997.910210][T19513] 
[17997.911876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[17997.911876][T19513]      neigh_parms_alloc+0x1e5/0x510
[17997.911876][T19513]      ipv6_add_dev+0x2fd/0x11c0
[17997.911876][T19513]      ipv6_find_idev+0x102/0x170
[17997.911876][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[17997.911876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[17997.911876][T19513]      netlink_rcv_skb+0x130/0x360
[17997.911876][T19513]      netlink_unicast+0x449/0x710
[17997.911876][T19513]      netlink_sendmsg+0x723/0xbe0
[17997.911876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[17997.911876][T19513]      ___sys_sendmsg+0xee/0x170
[17997.911876][T19513]      __sys_sendmsg+0xcd/0x170
[17997.911876][T19513]      do_syscall_64+0xc6/0x1e0
[17997.911876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[17997.911876][T19513] 
[18008.151221][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18008.152235][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18008.152235][T19513]      netdev_get_by_index+0x5e/0x80
[18008.152235][T19513]      fib6_nh_init+0x3d8/0x15b0
[18008.152235][T19513]      ip6_route_info_create+0xf18/0x17d0
[18008.152235][T19513]      ip6_route_add+0x1c/0x140
[18008.152235][T19513]      addrconf_prefix_route+0x2a6/0x430
[18008.152235][T19513]      inet6_addr_add+0x4f8/0xa40
[18008.152235][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18008.152235][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18008.152235][T19513]      netlink_rcv_skb+0x130/0x360
[18008.152235][T19513]      netlink_unicast+0x449/0x710
[18008.152235][T19513]      netlink_sendmsg+0x723/0xbe0
[18008.152235][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18008.152235][T19513]      ___sys_sendmsg+0xee/0x170
[18008.152235][T19513]      __sys_sendmsg+0xcd/0x170
[18008.152235][T19513]      do_syscall_64+0xc6/0x1e0
[18008.152235][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18008.152235][T19513] 
[18008.154531][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18008.154531][T19513]      netdev_get_by_index+0x5e/0x80
[18008.154531][T19513]      fib6_nh_init+0x3d8/0x15b0
[18008.154531][T19513]      ip6_route_info_create+0xf18/0x17d0
[18008.154531][T19513]      addrconf_f6i_alloc+0x315/0x560
[18008.154531][T19513]      ipv6_add_addr+0x411/0x2000
[18008.154531][T19513]      inet6_addr_add+0x30e/0xa40
[18008.154531][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18008.154531][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18008.154531][T19513]      netlink_rcv_skb+0x130/0x360
[18008.154531][T19513]      netlink_unicast+0x449/0x710
[18008.154531][T19513]      netlink_sendmsg+0x723/0xbe0
[18008.154531][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18008.154531][T19513]      ___sys_sendmsg+0xee/0x170
[18008.154531][T19513]      __sys_sendmsg+0xcd/0x170
[18008.154531][T19513]      do_syscall_64+0xc6/0x1e0
[18008.154531][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18008.154531][T19513] 
[18008.156733][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18008.156733][T19513]      netdev_get_by_index+0x5e/0x80
[18008.156733][T19513]      fib6_nh_init+0x3d8/0x15b0
[18008.156733][T19513]      ip6_route_info_create+0xf18/0x17d0
[18008.156733][T19513]      ip6_route_add+0x1c/0x140
[18008.156733][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18008.156733][T19513]      addrconf_add_dev+0xe2/0x170
[18008.156733][T19513]      inet6_addr_add+0x12f/0xa40
[18008.156733][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18008.156733][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18008.156733][T19513]      netlink_rcv_skb+0x130/0x360
[18008.156733][T19513]      netlink_unicast+0x449/0x710
[18008.156733][T19513]      netlink_sendmsg+0x723/0xbe0
[18008.156733][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18008.156733][T19513]      ___sys_sendmsg+0xee/0x170
[18008.156733][T19513]      __sys_sendmsg+0xcd/0x170
[18008.156733][T19513]      do_syscall_64+0xc6/0x1e0
[18008.156733][T19513] 
[18008.158896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18008.158896][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18008.158896][T19513]      ipv6_find_idev+0x102/0x170
[18008.158896][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18008.158896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18008.158896][T19513]      netlink_rcv_skb+0x130/0x360
[18008.158896][T19513]      netlink_unicast+0x449/0x710
[18008.158896][T19513]      netlink_sendmsg+0x723/0xbe0
[18008.158896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18008.158896][T19513]      ___sys_sendmsg+0xee/0x170
[18008.158896][T19513]      __sys_sendmsg+0xcd/0x170
[18008.158896][T19513]      do_syscall_64+0xc6/0x1e0
[18008.158896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18008.158896][T19513] 
[18008.160622][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18008.160622][T19513]      neigh_parms_alloc+0x1e5/0x510
[18008.160622][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18008.160622][T19513]      ipv6_find_idev+0x102/0x170
[18008.160622][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18008.160622][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18008.160622][T19513]      netlink_rcv_skb+0x130/0x360
[18008.160622][T19513]      netlink_unicast+0x449/0x710
[18008.160622][T19513]      netlink_sendmsg+0x723/0xbe0
[18008.160622][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18008.160622][T19513]      ___sys_sendmsg+0xee/0x170
[18008.160622][T19513]      __sys_sendmsg+0xcd/0x170
[18008.160622][T19513]      do_syscall_64+0xc6/0x1e0
[18008.160622][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18008.160622][T19513] 
[18018.263122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18018.263634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18018.263634][T19513]      netdev_get_by_index+0x5e/0x80
[18018.263634][T19513]      fib6_nh_init+0x3d8/0x15b0
[18018.263634][T19513]      ip6_route_info_create+0xf18/0x17d0
[18018.263634][T19513]      ip6_route_add+0x1c/0x140
[18018.263634][T19513]      addrconf_prefix_route+0x2a6/0x430
[18018.263634][T19513]      inet6_addr_add+0x4f8/0xa40
[18018.263634][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18018.263634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18018.263634][T19513]      netlink_rcv_skb+0x130/0x360
[18018.263634][T19513]      netlink_unicast+0x449/0x710
[18018.263634][T19513]      netlink_sendmsg+0x723/0xbe0
[18018.263634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18018.263634][T19513]      ___sys_sendmsg+0xee/0x170
[18018.263634][T19513]      __sys_sendmsg+0xcd/0x170
[18018.263634][T19513]      do_syscall_64+0xc6/0x1e0
[18018.263634][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18018.263634][T19513] 
[18018.265885][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18018.265885][T19513]      netdev_get_by_index+0x5e/0x80
[18018.265885][T19513]      fib6_nh_init+0x3d8/0x15b0
[18018.265885][T19513]      ip6_route_info_create+0xf18/0x17d0
[18018.265885][T19513]      addrconf_f6i_alloc+0x315/0x560
[18018.265885][T19513]      ipv6_add_addr+0x411/0x2000
[18018.265885][T19513]      inet6_addr_add+0x30e/0xa40
[18018.265885][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18018.265885][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18018.265885][T19513]      netlink_rcv_skb+0x130/0x360
[18018.265885][T19513]      netlink_unicast+0x449/0x710
[18018.265885][T19513]      netlink_sendmsg+0x723/0xbe0
[18018.265885][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18018.265885][T19513]      ___sys_sendmsg+0xee/0x170
[18018.265885][T19513]      __sys_sendmsg+0xcd/0x170
[18018.265885][T19513]      do_syscall_64+0xc6/0x1e0
[18018.265885][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18018.265885][T19513] 
[18018.268112][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18018.268112][T19513]      netdev_get_by_index+0x5e/0x80
[18018.268112][T19513]      fib6_nh_init+0x3d8/0x15b0
[18018.268112][T19513]      ip6_route_info_create+0xf18/0x17d0
[18018.268112][T19513]      ip6_route_add+0x1c/0x140
[18018.268112][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18018.268112][T19513]      addrconf_add_dev+0xe2/0x170
[18018.268112][T19513]      inet6_addr_add+0x12f/0xa40
[18018.268112][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18018.268112][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18018.268112][T19513]      netlink_rcv_skb+0x130/0x360
[18018.268112][T19513]      netlink_unicast+0x449/0x710
[18018.268112][T19513]      netlink_sendmsg+0x723/0xbe0
[18018.268112][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18018.268112][T19513]      ___sys_sendmsg+0xee/0x170
[18018.268112][T19513]      __sys_sendmsg+0xcd/0x170
[18018.268112][T19513]      do_syscall_64+0xc6/0x1e0
[18018.268112][T19513] 
[18018.270295][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18018.270295][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18018.270295][T19513]      ipv6_find_idev+0x102/0x170
[18018.270295][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18018.270295][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18018.270295][T19513]      netlink_rcv_skb+0x130/0x360
[18018.270295][T19513]      netlink_unicast+0x449/0x710
[18018.270295][T19513]      netlink_sendmsg+0x723/0xbe0
[18018.270295][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18018.270295][T19513]      ___sys_sendmsg+0xee/0x170
[18018.270295][T19513]      __sys_sendmsg+0xcd/0x170
[18018.270295][T19513]      do_syscall_64+0xc6/0x1e0
[18018.270295][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18018.270295][T19513] 
[18018.272008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18018.272008][T19513]      neigh_parms_alloc+0x1e5/0x510
[18018.272008][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18018.272008][T19513]      ipv6_find_idev+0x102/0x170
[18018.272008][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18018.272008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18018.272008][T19513]      netlink_rcv_skb+0x130/0x360
[18018.272008][T19513]      netlink_unicast+0x449/0x710
[18018.272008][T19513]      netlink_sendmsg+0x723/0xbe0
[18018.272008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18018.272008][T19513]      ___sys_sendmsg+0xee/0x170
[18018.272008][T19513]      __sys_sendmsg+0xcd/0x170
[18018.272008][T19513]      do_syscall_64+0xc6/0x1e0
[18018.272008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18018.272008][T19513] 
[18028.511198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18028.512128][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18028.512128][T19513]      netdev_get_by_index+0x5e/0x80
[18028.512128][T19513]      fib6_nh_init+0x3d8/0x15b0
[18028.512128][T19513]      ip6_route_info_create+0xf18/0x17d0
[18028.512128][T19513]      ip6_route_add+0x1c/0x140
[18028.512128][T19513]      addrconf_prefix_route+0x2a6/0x430
[18028.512128][T19513]      inet6_addr_add+0x4f8/0xa40
[18028.512128][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18028.512128][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18028.512128][T19513]      netlink_rcv_skb+0x130/0x360
[18028.512128][T19513]      netlink_unicast+0x449/0x710
[18028.512128][T19513]      netlink_sendmsg+0x723/0xbe0
[18028.512128][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18028.512128][T19513]      ___sys_sendmsg+0xee/0x170
[18028.512128][T19513]      __sys_sendmsg+0xcd/0x170
[18028.512128][T19513]      do_syscall_64+0xc6/0x1e0
[18028.512128][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18028.512128][T19513] 
[18028.514328][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18028.514328][T19513]      netdev_get_by_index+0x5e/0x80
[18028.514328][T19513]      fib6_nh_init+0x3d8/0x15b0
[18028.514328][T19513]      ip6_route_info_create+0xf18/0x17d0
[18028.514328][T19513]      addrconf_f6i_alloc+0x315/0x560
[18028.514328][T19513]      ipv6_add_addr+0x411/0x2000
[18028.514328][T19513]      inet6_addr_add+0x30e/0xa40
[18028.514328][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18028.514328][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18028.514328][T19513]      netlink_rcv_skb+0x130/0x360
[18028.514328][T19513]      netlink_unicast+0x449/0x710
[18028.514328][T19513]      netlink_sendmsg+0x723/0xbe0
[18028.514328][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18028.514328][T19513]      ___sys_sendmsg+0xee/0x170
[18028.514328][T19513]      __sys_sendmsg+0xcd/0x170
[18028.514328][T19513]      do_syscall_64+0xc6/0x1e0
[18028.514328][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18028.514328][T19513] 
[18028.516570][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18028.516570][T19513]      netdev_get_by_index+0x5e/0x80
[18028.516570][T19513]      fib6_nh_init+0x3d8/0x15b0
[18028.516570][T19513]      ip6_route_info_create+0xf18/0x17d0
[18028.516570][T19513]      ip6_route_add+0x1c/0x140
[18028.516570][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18028.516570][T19513]      addrconf_add_dev+0xe2/0x170
[18028.516570][T19513]      inet6_addr_add+0x12f/0xa40
[18028.516570][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18028.516570][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18028.516570][T19513]      netlink_rcv_skb+0x130/0x360
[18028.516570][T19513]      netlink_unicast+0x449/0x710
[18028.516570][T19513]      netlink_sendmsg+0x723/0xbe0
[18028.516570][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18028.516570][T19513]      ___sys_sendmsg+0xee/0x170
[18028.516570][T19513]      __sys_sendmsg+0xcd/0x170
[18028.516570][T19513]      do_syscall_64+0xc6/0x1e0
[18028.516570][T19513] 
[18028.518762][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18028.518762][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18028.518762][T19513]      ipv6_find_idev+0x102/0x170
[18028.518762][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18028.518762][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18028.518762][T19513]      netlink_rcv_skb+0x130/0x360
[18028.518762][T19513]      netlink_unicast+0x449/0x710
[18028.518762][T19513]      netlink_sendmsg+0x723/0xbe0
[18028.518762][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18028.518762][T19513]      ___sys_sendmsg+0xee/0x170
[18028.518762][T19513]      __sys_sendmsg+0xcd/0x170
[18028.518762][T19513]      do_syscall_64+0xc6/0x1e0
[18028.518762][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18028.518762][T19513] 
[18028.520624][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18028.520624][T19513]      neigh_parms_alloc+0x1e5/0x510
[18028.520624][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18028.520624][T19513]      ipv6_find_idev+0x102/0x170
[18028.520624][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18028.520624][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18028.520624][T19513]      netlink_rcv_skb+0x130/0x360
[18028.520624][T19513]      netlink_unicast+0x449/0x710
[18028.520624][T19513]      netlink_sendmsg+0x723/0xbe0
[18028.520624][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18028.520624][T19513]      ___sys_sendmsg+0xee/0x170
[18028.520624][T19513]      __sys_sendmsg+0xcd/0x170
[18028.520624][T19513]      do_syscall_64+0xc6/0x1e0
[18028.520624][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18028.520624][T19513] 
[18038.759205][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18038.760241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18038.760241][T19513]      netdev_get_by_index+0x5e/0x80
[18038.760241][T19513]      fib6_nh_init+0x3d8/0x15b0
[18038.760241][T19513]      ip6_route_info_create+0xf18/0x17d0
[18038.760241][T19513]      ip6_route_add+0x1c/0x140
[18038.760241][T19513]      addrconf_prefix_route+0x2a6/0x430
[18038.760241][T19513]      inet6_addr_add+0x4f8/0xa40
[18038.760241][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18038.760241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18038.760241][T19513]      netlink_rcv_skb+0x130/0x360
[18038.760241][T19513]      netlink_unicast+0x449/0x710
[18038.760241][T19513]      netlink_sendmsg+0x723/0xbe0
[18038.760241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18038.760241][T19513]      ___sys_sendmsg+0xee/0x170
[18038.760241][T19513]      __sys_sendmsg+0xcd/0x170
[18038.760241][T19513]      do_syscall_64+0xc6/0x1e0
[18038.760241][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18038.760241][T19513] 
[18038.762551][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18038.762551][T19513]      netdev_get_by_index+0x5e/0x80
[18038.762551][T19513]      fib6_nh_init+0x3d8/0x15b0
[18038.762551][T19513]      ip6_route_info_create+0xf18/0x17d0
[18038.762551][T19513]      addrconf_f6i_alloc+0x315/0x560
[18038.762551][T19513]      ipv6_add_addr+0x411/0x2000
[18038.762551][T19513]      inet6_addr_add+0x30e/0xa40
[18038.762551][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18038.762551][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18038.762551][T19513]      netlink_rcv_skb+0x130/0x360
[18038.762551][T19513]      netlink_unicast+0x449/0x710
[18038.762551][T19513]      netlink_sendmsg+0x723/0xbe0
[18038.762551][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18038.762551][T19513]      ___sys_sendmsg+0xee/0x170
[18038.762551][T19513]      __sys_sendmsg+0xcd/0x170
[18038.762551][T19513]      do_syscall_64+0xc6/0x1e0
[18038.762551][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18038.762551][T19513] 
[18038.764821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18038.764821][T19513]      netdev_get_by_index+0x5e/0x80
[18038.764821][T19513]      fib6_nh_init+0x3d8/0x15b0
[18038.764821][T19513]      ip6_route_info_create+0xf18/0x17d0
[18038.764821][T19513]      ip6_route_add+0x1c/0x140
[18038.764821][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18038.764821][T19513]      addrconf_add_dev+0xe2/0x170
[18038.764821][T19513]      inet6_addr_add+0x12f/0xa40
[18038.764821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18038.764821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18038.764821][T19513]      netlink_rcv_skb+0x130/0x360
[18038.764821][T19513]      netlink_unicast+0x449/0x710
[18038.764821][T19513]      netlink_sendmsg+0x723/0xbe0
[18038.764821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18038.764821][T19513]      ___sys_sendmsg+0xee/0x170
[18038.764821][T19513]      __sys_sendmsg+0xcd/0x170
[18038.764821][T19513]      do_syscall_64+0xc6/0x1e0
[18038.764821][T19513] 
[18038.767038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18038.767038][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18038.767038][T19513]      ipv6_find_idev+0x102/0x170
[18038.767038][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18038.767038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18038.767038][T19513]      netlink_rcv_skb+0x130/0x360
[18038.767038][T19513]      netlink_unicast+0x449/0x710
[18038.767038][T19513]      netlink_sendmsg+0x723/0xbe0
[18038.767038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18038.767038][T19513]      ___sys_sendmsg+0xee/0x170
[18038.767038][T19513]      __sys_sendmsg+0xcd/0x170
[18038.767038][T19513]      do_syscall_64+0xc6/0x1e0
[18038.767038][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18038.767038][T19513] 
[18038.768766][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18038.768766][T19513]      neigh_parms_alloc+0x1e5/0x510
[18038.768766][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18038.768766][T19513]      ipv6_find_idev+0x102/0x170
[18038.768766][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18038.768766][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18038.768766][T19513]      netlink_rcv_skb+0x130/0x360
[18038.768766][T19513]      netlink_unicast+0x449/0x710
[18038.768766][T19513]      netlink_sendmsg+0x723/0xbe0
[18038.768766][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18038.768766][T19513]      ___sys_sendmsg+0xee/0x170
[18038.768766][T19513]      __sys_sendmsg+0xcd/0x170
[18038.768766][T19513]      do_syscall_64+0xc6/0x1e0
[18038.768766][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18038.768766][T19513] 
[18049.007205][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18049.007981][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18049.007981][T19513]      netdev_get_by_index+0x5e/0x80
[18049.007981][T19513]      fib6_nh_init+0x3d8/0x15b0
[18049.007981][T19513]      ip6_route_info_create+0xf18/0x17d0
[18049.007981][T19513]      ip6_route_add+0x1c/0x140
[18049.007981][T19513]      addrconf_prefix_route+0x2a6/0x430
[18049.007981][T19513]      inet6_addr_add+0x4f8/0xa40
[18049.007981][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18049.007981][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18049.007981][T19513]      netlink_rcv_skb+0x130/0x360
[18049.007981][T19513]      netlink_unicast+0x449/0x710
[18049.007981][T19513]      netlink_sendmsg+0x723/0xbe0
[18049.007981][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18049.007981][T19513]      ___sys_sendmsg+0xee/0x170
[18049.007981][T19513]      __sys_sendmsg+0xcd/0x170
[18049.007981][T19513]      do_syscall_64+0xc6/0x1e0
[18049.007981][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18049.007981][T19513] 
[18049.010264][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18049.010264][T19513]      netdev_get_by_index+0x5e/0x80
[18049.010264][T19513]      fib6_nh_init+0x3d8/0x15b0
[18049.010264][T19513]      ip6_route_info_create+0xf18/0x17d0
[18049.010264][T19513]      addrconf_f6i_alloc+0x315/0x560
[18049.010264][T19513]      ipv6_add_addr+0x411/0x2000
[18049.010264][T19513]      inet6_addr_add+0x30e/0xa40
[18049.010264][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18049.010264][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18049.010264][T19513]      netlink_rcv_skb+0x130/0x360
[18049.010264][T19513]      netlink_unicast+0x449/0x710
[18049.010264][T19513]      netlink_sendmsg+0x723/0xbe0
[18049.010264][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18049.010264][T19513]      ___sys_sendmsg+0xee/0x170
[18049.010264][T19513]      __sys_sendmsg+0xcd/0x170
[18049.010264][T19513]      do_syscall_64+0xc6/0x1e0
[18049.010264][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18049.010264][T19513] 
[18049.012490][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18049.012490][T19513]      netdev_get_by_index+0x5e/0x80
[18049.012490][T19513]      fib6_nh_init+0x3d8/0x15b0
[18049.012490][T19513]      ip6_route_info_create+0xf18/0x17d0
[18049.012490][T19513]      ip6_route_add+0x1c/0x140
[18049.012490][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18049.012490][T19513]      addrconf_add_dev+0xe2/0x170
[18049.012490][T19513]      inet6_addr_add+0x12f/0xa40
[18049.012490][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18049.012490][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18049.012490][T19513]      netlink_rcv_skb+0x130/0x360
[18049.012490][T19513]      netlink_unicast+0x449/0x710
[18049.012490][T19513]      netlink_sendmsg+0x723/0xbe0
[18049.012490][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18049.012490][T19513]      ___sys_sendmsg+0xee/0x170
[18049.012490][T19513]      __sys_sendmsg+0xcd/0x170
[18049.012490][T19513]      do_syscall_64+0xc6/0x1e0
[18049.012490][T19513] 
[18049.014686][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18049.014686][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18049.014686][T19513]      ipv6_find_idev+0x102/0x170
[18049.014686][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18049.014686][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18049.014686][T19513]      netlink_rcv_skb+0x130/0x360
[18049.014686][T19513]      netlink_unicast+0x449/0x710
[18049.014686][T19513]      netlink_sendmsg+0x723/0xbe0
[18049.014686][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18049.014686][T19513]      ___sys_sendmsg+0xee/0x170
[18049.014686][T19513]      __sys_sendmsg+0xcd/0x170
[18049.014686][T19513]      do_syscall_64+0xc6/0x1e0
[18049.014686][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18049.014686][T19513] 
[18049.016929][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18049.016929][T19513]      neigh_parms_alloc+0x1e5/0x510
[18049.016929][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18049.016929][T19513]      ipv6_find_idev+0x102/0x170
[18049.016929][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18049.016929][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18049.016929][T19513]      netlink_rcv_skb+0x130/0x360
[18049.016929][T19513]      netlink_unicast+0x449/0x710
[18049.016929][T19513]      netlink_sendmsg+0x723/0xbe0
[18049.016929][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18049.016929][T19513]      ___sys_sendmsg+0xee/0x170
[18049.016929][T19513]      __sys_sendmsg+0xcd/0x170
[18049.016929][T19513]      do_syscall_64+0xc6/0x1e0
[18049.016929][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18049.016929][T19513] 
[18059.095225][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18059.096253][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18059.096253][T19513]      netdev_get_by_index+0x5e/0x80
[18059.096253][T19513]      fib6_nh_init+0x3d8/0x15b0
[18059.096253][T19513]      ip6_route_info_create+0xf18/0x17d0
[18059.096253][T19513]      ip6_route_add+0x1c/0x140
[18059.096253][T19513]      addrconf_prefix_route+0x2a6/0x430
[18059.096253][T19513]      inet6_addr_add+0x4f8/0xa40
[18059.096253][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18059.096253][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18059.096253][T19513]      netlink_rcv_skb+0x130/0x360
[18059.096253][T19513]      netlink_unicast+0x449/0x710
[18059.096253][T19513]      netlink_sendmsg+0x723/0xbe0
[18059.096253][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18059.096253][T19513]      ___sys_sendmsg+0xee/0x170
[18059.096253][T19513]      __sys_sendmsg+0xcd/0x170
[18059.096253][T19513]      do_syscall_64+0xc6/0x1e0
[18059.096253][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18059.096253][T19513] 
[18059.098384][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18059.098384][T19513]      netdev_get_by_index+0x5e/0x80
[18059.098384][T19513]      fib6_nh_init+0x3d8/0x15b0
[18059.098384][T19513]      ip6_route_info_create+0xf18/0x17d0
[18059.098384][T19513]      addrconf_f6i_alloc+0x315/0x560
[18059.098384][T19513]      ipv6_add_addr+0x411/0x2000
[18059.098384][T19513]      inet6_addr_add+0x30e/0xa40
[18059.098384][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18059.098384][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18059.098384][T19513]      netlink_rcv_skb+0x130/0x360
[18059.098384][T19513]      netlink_unicast+0x449/0x710
[18059.098384][T19513]      netlink_sendmsg+0x723/0xbe0
[18059.098384][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18059.098384][T19513]      ___sys_sendmsg+0xee/0x170
[18059.098384][T19513]      __sys_sendmsg+0xcd/0x170
[18059.098384][T19513]      do_syscall_64+0xc6/0x1e0
[18059.098384][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18059.098384][T19513] 
[18059.100601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18059.100601][T19513]      netdev_get_by_index+0x5e/0x80
[18059.100601][T19513]      fib6_nh_init+0x3d8/0x15b0
[18059.100601][T19513]      ip6_route_info_create+0xf18/0x17d0
[18059.100601][T19513]      ip6_route_add+0x1c/0x140
[18059.100601][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18059.100601][T19513]      addrconf_add_dev+0xe2/0x170
[18059.100601][T19513]      inet6_addr_add+0x12f/0xa40
[18059.100601][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18059.100601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18059.100601][T19513]      netlink_rcv_skb+0x130/0x360
[18059.100601][T19513]      netlink_unicast+0x449/0x710
[18059.100601][T19513]      netlink_sendmsg+0x723/0xbe0
[18059.100601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18059.100601][T19513]      ___sys_sendmsg+0xee/0x170
[18059.100601][T19513]      __sys_sendmsg+0xcd/0x170
[18059.100601][T19513]      do_syscall_64+0xc6/0x1e0
[18059.100601][T19513] 
[18059.102813][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18059.102813][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18059.102813][T19513]      ipv6_find_idev+0x102/0x170
[18059.102813][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18059.102813][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18059.102813][T19513]      netlink_rcv_skb+0x130/0x360
[18059.102813][T19513]      netlink_unicast+0x449/0x710
[18059.102813][T19513]      netlink_sendmsg+0x723/0xbe0
[18059.102813][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18059.102813][T19513]      ___sys_sendmsg+0xee/0x170
[18059.102813][T19513]      __sys_sendmsg+0xcd/0x170
[18059.102813][T19513]      do_syscall_64+0xc6/0x1e0
[18059.102813][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18059.102813][T19513] 
[18059.104515][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18059.104515][T19513]      neigh_parms_alloc+0x1e5/0x510
[18059.104515][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18059.104515][T19513]      ipv6_find_idev+0x102/0x170
[18059.104515][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18059.104515][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18059.104515][T19513]      netlink_rcv_skb+0x130/0x360
[18059.104515][T19513]      netlink_unicast+0x449/0x710
[18059.104515][T19513]      netlink_sendmsg+0x723/0xbe0
[18059.104515][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18059.104515][T19513]      ___sys_sendmsg+0xee/0x170
[18059.104515][T19513]      __sys_sendmsg+0xcd/0x170
[18059.104515][T19513]      do_syscall_64+0xc6/0x1e0
[18059.104515][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18059.104515][T19513] 
[18069.359198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18069.360074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18069.360074][T19513]      netdev_get_by_index+0x5e/0x80
[18069.360074][T19513]      fib6_nh_init+0x3d8/0x15b0
[18069.360074][T19513]      ip6_route_info_create+0xf18/0x17d0
[18069.360074][T19513]      ip6_route_add+0x1c/0x140
[18069.360074][T19513]      addrconf_prefix_route+0x2a6/0x430
[18069.360074][T19513]      inet6_addr_add+0x4f8/0xa40
[18069.360074][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18069.360074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18069.360074][T19513]      netlink_rcv_skb+0x130/0x360
[18069.360074][T19513]      netlink_unicast+0x449/0x710
[18069.360074][T19513]      netlink_sendmsg+0x723/0xbe0
[18069.360074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18069.360074][T19513]      ___sys_sendmsg+0xee/0x170
[18069.360074][T19513]      __sys_sendmsg+0xcd/0x170
[18069.360074][T19513]      do_syscall_64+0xc6/0x1e0
[18069.360074][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18069.360074][T19513] 
[18069.362327][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18069.362327][T19513]      netdev_get_by_index+0x5e/0x80
[18069.362327][T19513]      fib6_nh_init+0x3d8/0x15b0
[18069.362327][T19513]      ip6_route_info_create+0xf18/0x17d0
[18069.362327][T19513]      addrconf_f6i_alloc+0x315/0x560
[18069.362327][T19513]      ipv6_add_addr+0x411/0x2000
[18069.362327][T19513]      inet6_addr_add+0x30e/0xa40
[18069.362327][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18069.362327][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18069.362327][T19513]      netlink_rcv_skb+0x130/0x360
[18069.362327][T19513]      netlink_unicast+0x449/0x710
[18069.362327][T19513]      netlink_sendmsg+0x723/0xbe0
[18069.362327][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18069.362327][T19513]      ___sys_sendmsg+0xee/0x170
[18069.362327][T19513]      __sys_sendmsg+0xcd/0x170
[18069.362327][T19513]      do_syscall_64+0xc6/0x1e0
[18069.362327][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18069.362327][T19513] 
[18069.364447][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18069.364447][T19513]      netdev_get_by_index+0x5e/0x80
[18069.364447][T19513]      fib6_nh_init+0x3d8/0x15b0
[18069.364447][T19513]      ip6_route_info_create+0xf18/0x17d0
[18069.364447][T19513]      ip6_route_add+0x1c/0x140
[18069.364447][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18069.364447][T19513]      addrconf_add_dev+0xe2/0x170
[18069.364447][T19513]      inet6_addr_add+0x12f/0xa40
[18069.364447][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18069.364447][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18069.364447][T19513]      netlink_rcv_skb+0x130/0x360
[18069.364447][T19513]      netlink_unicast+0x449/0x710
[18069.364447][T19513]      netlink_sendmsg+0x723/0xbe0
[18069.364447][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18069.364447][T19513]      ___sys_sendmsg+0xee/0x170
[18069.364447][T19513]      __sys_sendmsg+0xcd/0x170
[18069.364447][T19513]      do_syscall_64+0xc6/0x1e0
[18069.364447][T19513] 
[18069.366662][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18069.366662][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18069.366662][T19513]      ipv6_find_idev+0x102/0x170
[18069.366662][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18069.366662][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18069.366662][T19513]      netlink_rcv_skb+0x130/0x360
[18069.366662][T19513]      netlink_unicast+0x449/0x710
[18069.366662][T19513]      netlink_sendmsg+0x723/0xbe0
[18069.366662][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18069.366662][T19513]      ___sys_sendmsg+0xee/0x170
[18069.366662][T19513]      __sys_sendmsg+0xcd/0x170
[18069.366662][T19513]      do_syscall_64+0xc6/0x1e0
[18069.366662][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18069.366662][T19513] 
[18069.368261][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18069.368261][T19513]      neigh_parms_alloc+0x1e5/0x510
[18069.368261][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18069.368261][T19513]      ipv6_find_idev+0x102/0x170
[18069.368261][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18069.368261][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18069.368261][T19513]      netlink_rcv_skb+0x130/0x360
[18069.368261][T19513]      netlink_unicast+0x449/0x710
[18069.368261][T19513]      netlink_sendmsg+0x723/0xbe0
[18069.368261][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18069.368261][T19513]      ___sys_sendmsg+0xee/0x170
[18069.368261][T19513]      __sys_sendmsg+0xcd/0x170
[18069.368261][T19513]      do_syscall_64+0xc6/0x1e0
[18069.368261][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18069.368261][T19513] 
[18079.615120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18079.615582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18079.615582][T19513]      netdev_get_by_index+0x5e/0x80
[18079.615582][T19513]      fib6_nh_init+0x3d8/0x15b0
[18079.615582][T19513]      ip6_route_info_create+0xf18/0x17d0
[18079.615582][T19513]      ip6_route_add+0x1c/0x140
[18079.615582][T19513]      addrconf_prefix_route+0x2a6/0x430
[18079.615582][T19513]      inet6_addr_add+0x4f8/0xa40
[18079.615582][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18079.615582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18079.615582][T19513]      netlink_rcv_skb+0x130/0x360
[18079.615582][T19513]      netlink_unicast+0x449/0x710
[18079.615582][T19513]      netlink_sendmsg+0x723/0xbe0
[18079.615582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18079.615582][T19513]      ___sys_sendmsg+0xee/0x170
[18079.615582][T19513]      __sys_sendmsg+0xcd/0x170
[18079.615582][T19513]      do_syscall_64+0xc6/0x1e0
[18079.615582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18079.615582][T19513] 
[18079.617808][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18079.617808][T19513]      netdev_get_by_index+0x5e/0x80
[18079.617808][T19513]      fib6_nh_init+0x3d8/0x15b0
[18079.617808][T19513]      ip6_route_info_create+0xf18/0x17d0
[18079.617808][T19513]      addrconf_f6i_alloc+0x315/0x560
[18079.617808][T19513]      ipv6_add_addr+0x411/0x2000
[18079.617808][T19513]      inet6_addr_add+0x30e/0xa40
[18079.617808][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18079.617808][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18079.617808][T19513]      netlink_rcv_skb+0x130/0x360
[18079.617808][T19513]      netlink_unicast+0x449/0x710
[18079.617808][T19513]      netlink_sendmsg+0x723/0xbe0
[18079.617808][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18079.617808][T19513]      ___sys_sendmsg+0xee/0x170
[18079.617808][T19513]      __sys_sendmsg+0xcd/0x170
[18079.617808][T19513]      do_syscall_64+0xc6/0x1e0
[18079.617808][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18079.617808][T19513] 
[18079.620008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18079.620008][T19513]      netdev_get_by_index+0x5e/0x80
[18079.620008][T19513]      fib6_nh_init+0x3d8/0x15b0
[18079.620008][T19513]      ip6_route_info_create+0xf18/0x17d0
[18079.620008][T19513]      ip6_route_add+0x1c/0x140
[18079.620008][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18079.620008][T19513]      addrconf_add_dev+0xe2/0x170
[18079.620008][T19513]      inet6_addr_add+0x12f/0xa40
[18079.620008][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18079.620008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18079.620008][T19513]      netlink_rcv_skb+0x130/0x360
[18079.620008][T19513]      netlink_unicast+0x449/0x710
[18079.620008][T19513]      netlink_sendmsg+0x723/0xbe0
[18079.620008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18079.620008][T19513]      ___sys_sendmsg+0xee/0x170
[18079.620008][T19513]      __sys_sendmsg+0xcd/0x170
[18079.620008][T19513]      do_syscall_64+0xc6/0x1e0
[18079.620008][T19513] 
[18079.622192][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18079.622192][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18079.622192][T19513]      ipv6_find_idev+0x102/0x170
[18079.622192][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18079.622192][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18079.622192][T19513]      netlink_rcv_skb+0x130/0x360
[18079.622192][T19513]      netlink_unicast+0x449/0x710
[18079.622192][T19513]      netlink_sendmsg+0x723/0xbe0
[18079.622192][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18079.622192][T19513]      ___sys_sendmsg+0xee/0x170
[18079.622192][T19513]      __sys_sendmsg+0xcd/0x170
[18079.622192][T19513]      do_syscall_64+0xc6/0x1e0
[18079.622192][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18079.622192][T19513] 
[18079.623866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18079.623866][T19513]      neigh_parms_alloc+0x1e5/0x510
[18079.623866][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18079.623866][T19513]      ipv6_find_idev+0x102/0x170
[18079.623866][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18079.623866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18079.623866][T19513]      netlink_rcv_skb+0x130/0x360
[18079.623866][T19513]      netlink_unicast+0x449/0x710
[18079.623866][T19513]      netlink_sendmsg+0x723/0xbe0
[18079.623866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18079.623866][T19513]      ___sys_sendmsg+0xee/0x170
[18079.623866][T19513]      __sys_sendmsg+0xcd/0x170
[18079.623866][T19513]      do_syscall_64+0xc6/0x1e0
[18079.623866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18079.623866][T19513] 
[18089.871192][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18089.872040][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18089.872040][T19513]      netdev_get_by_index+0x5e/0x80
[18089.872040][T19513]      fib6_nh_init+0x3d8/0x15b0
[18089.872040][T19513]      ip6_route_info_create+0xf18/0x17d0
[18089.872040][T19513]      ip6_route_add+0x1c/0x140
[18089.872040][T19513]      addrconf_prefix_route+0x2a6/0x430
[18089.872040][T19513]      inet6_addr_add+0x4f8/0xa40
[18089.872040][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18089.872040][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18089.872040][T19513]      netlink_rcv_skb+0x130/0x360
[18089.872040][T19513]      netlink_unicast+0x449/0x710
[18089.872040][T19513]      netlink_sendmsg+0x723/0xbe0
[18089.872040][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18089.872040][T19513]      ___sys_sendmsg+0xee/0x170
[18089.872040][T19513]      __sys_sendmsg+0xcd/0x170
[18089.872040][T19513]      do_syscall_64+0xc6/0x1e0
[18089.872040][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18089.872040][T19513] 
[18089.874322][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18089.874322][T19513]      netdev_get_by_index+0x5e/0x80
[18089.874322][T19513]      fib6_nh_init+0x3d8/0x15b0
[18089.874322][T19513]      ip6_route_info_create+0xf18/0x17d0
[18089.874322][T19513]      addrconf_f6i_alloc+0x315/0x560
[18089.874322][T19513]      ipv6_add_addr+0x411/0x2000
[18089.874322][T19513]      inet6_addr_add+0x30e/0xa40
[18089.874322][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18089.874322][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18089.874322][T19513]      netlink_rcv_skb+0x130/0x360
[18089.874322][T19513]      netlink_unicast+0x449/0x710
[18089.874322][T19513]      netlink_sendmsg+0x723/0xbe0
[18089.874322][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18089.874322][T19513]      ___sys_sendmsg+0xee/0x170
[18089.874322][T19513]      __sys_sendmsg+0xcd/0x170
[18089.874322][T19513]      do_syscall_64+0xc6/0x1e0
[18089.874322][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18089.874322][T19513] 
[18089.876490][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18089.876490][T19513]      netdev_get_by_index+0x5e/0x80
[18089.876490][T19513]      fib6_nh_init+0x3d8/0x15b0
[18089.876490][T19513]      ip6_route_info_create+0xf18/0x17d0
[18089.876490][T19513]      ip6_route_add+0x1c/0x140
[18089.876490][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18089.876490][T19513]      addrconf_add_dev+0xe2/0x170
[18089.876490][T19513]      inet6_addr_add+0x12f/0xa40
[18089.876490][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18089.876490][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18089.876490][T19513]      netlink_rcv_skb+0x130/0x360
[18089.876490][T19513]      netlink_unicast+0x449/0x710
[18089.876490][T19513]      netlink_sendmsg+0x723/0xbe0
[18089.876490][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18089.876490][T19513]      ___sys_sendmsg+0xee/0x170
[18089.876490][T19513]      __sys_sendmsg+0xcd/0x170
[18089.876490][T19513]      do_syscall_64+0xc6/0x1e0
[18089.876490][T19513] 
[18089.878646][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18089.878646][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18089.878646][T19513]      ipv6_find_idev+0x102/0x170
[18089.878646][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18089.878646][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18089.878646][T19513]      netlink_rcv_skb+0x130/0x360
[18089.878646][T19513]      netlink_unicast+0x449/0x710
[18089.878646][T19513]      netlink_sendmsg+0x723/0xbe0
[18089.878646][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18089.878646][T19513]      ___sys_sendmsg+0xee/0x170
[18089.878646][T19513]      __sys_sendmsg+0xcd/0x170
[18089.878646][T19513]      do_syscall_64+0xc6/0x1e0
[18089.878646][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18089.878646][T19513] 
[18089.880334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18089.880334][T19513]      neigh_parms_alloc+0x1e5/0x510
[18089.880334][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18089.880334][T19513]      ipv6_find_idev+0x102/0x170
[18089.880334][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18089.880334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18089.880334][T19513]      netlink_rcv_skb+0x130/0x360
[18089.880334][T19513]      netlink_unicast+0x449/0x710
[18089.880334][T19513]      netlink_sendmsg+0x723/0xbe0
[18089.880334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18089.880334][T19513]      ___sys_sendmsg+0xee/0x170
[18089.880334][T19513]      __sys_sendmsg+0xcd/0x170
[18089.880334][T19513]      do_syscall_64+0xc6/0x1e0
[18089.880334][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18089.880334][T19513] 
[18100.135206][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18100.135674][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18100.135674][T19513]      netdev_get_by_index+0x5e/0x80
[18100.135674][T19513]      fib6_nh_init+0x3d8/0x15b0
[18100.135674][T19513]      ip6_route_info_create+0xf18/0x17d0
[18100.135674][T19513]      ip6_route_add+0x1c/0x140
[18100.135674][T19513]      addrconf_prefix_route+0x2a6/0x430
[18100.135674][T19513]      inet6_addr_add+0x4f8/0xa40
[18100.135674][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18100.135674][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18100.135674][T19513]      netlink_rcv_skb+0x130/0x360
[18100.135674][T19513]      netlink_unicast+0x449/0x710
[18100.135674][T19513]      netlink_sendmsg+0x723/0xbe0
[18100.135674][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18100.135674][T19513]      ___sys_sendmsg+0xee/0x170
[18100.135674][T19513]      __sys_sendmsg+0xcd/0x170
[18100.135674][T19513]      do_syscall_64+0xc6/0x1e0
[18100.135674][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18100.135674][T19513] 
[18100.137998][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18100.137998][T19513]      netdev_get_by_index+0x5e/0x80
[18100.137998][T19513]      fib6_nh_init+0x3d8/0x15b0
[18100.137998][T19513]      ip6_route_info_create+0xf18/0x17d0
[18100.137998][T19513]      addrconf_f6i_alloc+0x315/0x560
[18100.137998][T19513]      ipv6_add_addr+0x411/0x2000
[18100.137998][T19513]      inet6_addr_add+0x30e/0xa40
[18100.137998][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18100.137998][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18100.137998][T19513]      netlink_rcv_skb+0x130/0x360
[18100.137998][T19513]      netlink_unicast+0x449/0x710
[18100.137998][T19513]      netlink_sendmsg+0x723/0xbe0
[18100.137998][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18100.137998][T19513]      ___sys_sendmsg+0xee/0x170
[18100.137998][T19513]      __sys_sendmsg+0xcd/0x170
[18100.137998][T19513]      do_syscall_64+0xc6/0x1e0
[18100.137998][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18100.137998][T19513] 
[18100.140217][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18100.140217][T19513]      netdev_get_by_index+0x5e/0x80
[18100.140217][T19513]      fib6_nh_init+0x3d8/0x15b0
[18100.140217][T19513]      ip6_route_info_create+0xf18/0x17d0
[18100.140217][T19513]      ip6_route_add+0x1c/0x140
[18100.140217][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18100.140217][T19513]      addrconf_add_dev+0xe2/0x170
[18100.140217][T19513]      inet6_addr_add+0x12f/0xa40
[18100.140217][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18100.140217][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18100.140217][T19513]      netlink_rcv_skb+0x130/0x360
[18100.140217][T19513]      netlink_unicast+0x449/0x710
[18100.140217][T19513]      netlink_sendmsg+0x723/0xbe0
[18100.140217][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18100.140217][T19513]      ___sys_sendmsg+0xee/0x170
[18100.140217][T19513]      __sys_sendmsg+0xcd/0x170
[18100.140217][T19513]      do_syscall_64+0xc6/0x1e0
[18100.140217][T19513] 
[18100.142413][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18100.142413][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18100.142413][T19513]      ipv6_find_idev+0x102/0x170
[18100.142413][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18100.142413][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18100.142413][T19513]      netlink_rcv_skb+0x130/0x360
[18100.142413][T19513]      netlink_unicast+0x449/0x710
[18100.142413][T19513]      netlink_sendmsg+0x723/0xbe0
[18100.142413][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18100.142413][T19513]      ___sys_sendmsg+0xee/0x170
[18100.142413][T19513]      __sys_sendmsg+0xcd/0x170
[18100.142413][T19513]      do_syscall_64+0xc6/0x1e0
[18100.142413][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18100.142413][T19513] 
[18100.144112][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18100.144112][T19513]      neigh_parms_alloc+0x1e5/0x510
[18100.144112][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18100.144112][T19513]      ipv6_find_idev+0x102/0x170
[18100.144112][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18100.144112][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18100.144112][T19513]      netlink_rcv_skb+0x130/0x360
[18100.144112][T19513]      netlink_unicast+0x449/0x710
[18100.144112][T19513]      netlink_sendmsg+0x723/0xbe0
[18100.144112][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18100.144112][T19513]      ___sys_sendmsg+0xee/0x170
[18100.144112][T19513]      __sys_sendmsg+0xcd/0x170
[18100.144112][T19513]      do_syscall_64+0xc6/0x1e0
[18100.144112][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18100.144112][T19513] 
[18110.399128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18110.399596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18110.399596][T19513]      netdev_get_by_index+0x5e/0x80
[18110.399596][T19513]      fib6_nh_init+0x3d8/0x15b0
[18110.399596][T19513]      ip6_route_info_create+0xf18/0x17d0
[18110.399596][T19513]      ip6_route_add+0x1c/0x140
[18110.399596][T19513]      addrconf_prefix_route+0x2a6/0x430
[18110.399596][T19513]      inet6_addr_add+0x4f8/0xa40
[18110.399596][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18110.399596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18110.399596][T19513]      netlink_rcv_skb+0x130/0x360
[18110.399596][T19513]      netlink_unicast+0x449/0x710
[18110.399596][T19513]      netlink_sendmsg+0x723/0xbe0
[18110.399596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18110.399596][T19513]      ___sys_sendmsg+0xee/0x170
[18110.399596][T19513]      __sys_sendmsg+0xcd/0x170
[18110.399596][T19513]      do_syscall_64+0xc6/0x1e0
[18110.399596][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18110.399596][T19513] 
[18110.401827][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18110.401827][T19513]      netdev_get_by_index+0x5e/0x80
[18110.401827][T19513]      fib6_nh_init+0x3d8/0x15b0
[18110.401827][T19513]      ip6_route_info_create+0xf18/0x17d0
[18110.401827][T19513]      addrconf_f6i_alloc+0x315/0x560
[18110.401827][T19513]      ipv6_add_addr+0x411/0x2000
[18110.401827][T19513]      inet6_addr_add+0x30e/0xa40
[18110.401827][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18110.401827][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18110.401827][T19513]      netlink_rcv_skb+0x130/0x360
[18110.401827][T19513]      netlink_unicast+0x449/0x710
[18110.401827][T19513]      netlink_sendmsg+0x723/0xbe0
[18110.401827][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18110.401827][T19513]      ___sys_sendmsg+0xee/0x170
[18110.401827][T19513]      __sys_sendmsg+0xcd/0x170
[18110.401827][T19513]      do_syscall_64+0xc6/0x1e0
[18110.401827][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18110.401827][T19513] 
[18110.404039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18110.404039][T19513]      netdev_get_by_index+0x5e/0x80
[18110.404039][T19513]      fib6_nh_init+0x3d8/0x15b0
[18110.404039][T19513]      ip6_route_info_create+0xf18/0x17d0
[18110.404039][T19513]      ip6_route_add+0x1c/0x140
[18110.404039][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18110.404039][T19513]      addrconf_add_dev+0xe2/0x170
[18110.404039][T19513]      inet6_addr_add+0x12f/0xa40
[18110.404039][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18110.404039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18110.404039][T19513]      netlink_rcv_skb+0x130/0x360
[18110.404039][T19513]      netlink_unicast+0x449/0x710
[18110.404039][T19513]      netlink_sendmsg+0x723/0xbe0
[18110.404039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18110.404039][T19513]      ___sys_sendmsg+0xee/0x170
[18110.404039][T19513]      __sys_sendmsg+0xcd/0x170
[18110.404039][T19513]      do_syscall_64+0xc6/0x1e0
[18110.404039][T19513] 
[18110.406195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18110.406195][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18110.406195][T19513]      ipv6_find_idev+0x102/0x170
[18110.406195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18110.406195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18110.406195][T19513]      netlink_rcv_skb+0x130/0x360
[18110.406195][T19513]      netlink_unicast+0x449/0x710
[18110.406195][T19513]      netlink_sendmsg+0x723/0xbe0
[18110.406195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18110.406195][T19513]      ___sys_sendmsg+0xee/0x170
[18110.406195][T19513]      __sys_sendmsg+0xcd/0x170
[18110.406195][T19513]      do_syscall_64+0xc6/0x1e0
[18110.406195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18110.406195][T19513] 
[18110.407883][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18110.407883][T19513]      neigh_parms_alloc+0x1e5/0x510
[18110.407883][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18110.407883][T19513]      ipv6_find_idev+0x102/0x170
[18110.407883][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18110.407883][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18110.407883][T19513]      netlink_rcv_skb+0x130/0x360
[18110.407883][T19513]      netlink_unicast+0x449/0x710
[18110.407883][T19513]      netlink_sendmsg+0x723/0xbe0
[18110.407883][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18110.407883][T19513]      ___sys_sendmsg+0xee/0x170
[18110.407883][T19513]      __sys_sendmsg+0xcd/0x170
[18110.407883][T19513]      do_syscall_64+0xc6/0x1e0
[18110.407883][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18110.407883][T19513] 
[18120.607278][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18120.608207][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18120.608207][T19513]      netdev_get_by_index+0x5e/0x80
[18120.608207][T19513]      fib6_nh_init+0x3d8/0x15b0
[18120.608207][T19513]      ip6_route_info_create+0xf18/0x17d0
[18120.608207][T19513]      ip6_route_add+0x1c/0x140
[18120.608207][T19513]      addrconf_prefix_route+0x2a6/0x430
[18120.608207][T19513]      inet6_addr_add+0x4f8/0xa40
[18120.608207][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18120.608207][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18120.608207][T19513]      netlink_rcv_skb+0x130/0x360
[18120.608207][T19513]      netlink_unicast+0x449/0x710
[18120.608207][T19513]      netlink_sendmsg+0x723/0xbe0
[18120.608207][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18120.608207][T19513]      ___sys_sendmsg+0xee/0x170
[18120.608207][T19513]      __sys_sendmsg+0xcd/0x170
[18120.608207][T19513]      do_syscall_64+0xc6/0x1e0
[18120.608207][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18120.608207][T19513] 
[18120.610480][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18120.610480][T19513]      netdev_get_by_index+0x5e/0x80
[18120.610480][T19513]      fib6_nh_init+0x3d8/0x15b0
[18120.610480][T19513]      ip6_route_info_create+0xf18/0x17d0
[18120.610480][T19513]      addrconf_f6i_alloc+0x315/0x560
[18120.610480][T19513]      ipv6_add_addr+0x411/0x2000
[18120.610480][T19513]      inet6_addr_add+0x30e/0xa40
[18120.610480][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18120.610480][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18120.610480][T19513]      netlink_rcv_skb+0x130/0x360
[18120.610480][T19513]      netlink_unicast+0x449/0x710
[18120.610480][T19513]      netlink_sendmsg+0x723/0xbe0
[18120.610480][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18120.610480][T19513]      ___sys_sendmsg+0xee/0x170
[18120.610480][T19513]      __sys_sendmsg+0xcd/0x170
[18120.610480][T19513]      do_syscall_64+0xc6/0x1e0
[18120.610480][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18120.610480][T19513] 
[18120.612650][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18120.612650][T19513]      netdev_get_by_index+0x5e/0x80
[18120.612650][T19513]      fib6_nh_init+0x3d8/0x15b0
[18120.612650][T19513]      ip6_route_info_create+0xf18/0x17d0
[18120.612650][T19513]      ip6_route_add+0x1c/0x140
[18120.612650][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18120.612650][T19513]      addrconf_add_dev+0xe2/0x170
[18120.612650][T19513]      inet6_addr_add+0x12f/0xa40
[18120.612650][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18120.612650][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18120.612650][T19513]      netlink_rcv_skb+0x130/0x360
[18120.612650][T19513]      netlink_unicast+0x449/0x710
[18120.612650][T19513]      netlink_sendmsg+0x723/0xbe0
[18120.612650][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18120.612650][T19513]      ___sys_sendmsg+0xee/0x170
[18120.612650][T19513]      __sys_sendmsg+0xcd/0x170
[18120.612650][T19513]      do_syscall_64+0xc6/0x1e0
[18120.612650][T19513] 
[18120.614816][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18120.614816][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18120.614816][T19513]      ipv6_find_idev+0x102/0x170
[18120.614816][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18120.614816][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18120.614816][T19513]      netlink_rcv_skb+0x130/0x360
[18120.614816][T19513]      netlink_unicast+0x449/0x710
[18120.614816][T19513]      netlink_sendmsg+0x723/0xbe0
[18120.614816][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18120.614816][T19513]      ___sys_sendmsg+0xee/0x170
[18120.614816][T19513]      __sys_sendmsg+0xcd/0x170
[18120.614816][T19513]      do_syscall_64+0xc6/0x1e0
[18120.614816][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18120.614816][T19513] 
[18120.616524][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18120.616524][T19513]      neigh_parms_alloc+0x1e5/0x510
[18120.616524][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18120.616524][T19513]      ipv6_find_idev+0x102/0x170
[18120.616524][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18120.616524][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18120.616524][T19513]      netlink_rcv_skb+0x130/0x360
[18120.616524][T19513]      netlink_unicast+0x449/0x710
[18120.616524][T19513]      netlink_sendmsg+0x723/0xbe0
[18120.616524][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18120.616524][T19513]      ___sys_sendmsg+0xee/0x170
[18120.616524][T19513]      __sys_sendmsg+0xcd/0x170
[18120.616524][T19513]      do_syscall_64+0xc6/0x1e0
[18120.616524][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18120.616524][T19513] 
[18130.855135][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18130.855585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18130.855585][T19513]      netdev_get_by_index+0x5e/0x80
[18130.855585][T19513]      fib6_nh_init+0x3d8/0x15b0
[18130.855585][T19513]      ip6_route_info_create+0xf18/0x17d0
[18130.855585][T19513]      ip6_route_add+0x1c/0x140
[18130.855585][T19513]      addrconf_prefix_route+0x2a6/0x430
[18130.855585][T19513]      inet6_addr_add+0x4f8/0xa40
[18130.855585][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18130.855585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18130.855585][T19513]      netlink_rcv_skb+0x130/0x360
[18130.855585][T19513]      netlink_unicast+0x449/0x710
[18130.855585][T19513]      netlink_sendmsg+0x723/0xbe0
[18130.855585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18130.855585][T19513]      ___sys_sendmsg+0xee/0x170
[18130.855585][T19513]      __sys_sendmsg+0xcd/0x170
[18130.855585][T19513]      do_syscall_64+0xc6/0x1e0
[18130.855585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18130.855585][T19513] 
[18130.857840][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18130.857840][T19513]      netdev_get_by_index+0x5e/0x80
[18130.857840][T19513]      fib6_nh_init+0x3d8/0x15b0
[18130.857840][T19513]      ip6_route_info_create+0xf18/0x17d0
[18130.857840][T19513]      addrconf_f6i_alloc+0x315/0x560
[18130.857840][T19513]      ipv6_add_addr+0x411/0x2000
[18130.857840][T19513]      inet6_addr_add+0x30e/0xa40
[18130.857840][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18130.857840][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18130.857840][T19513]      netlink_rcv_skb+0x130/0x360
[18130.857840][T19513]      netlink_unicast+0x449/0x710
[18130.857840][T19513]      netlink_sendmsg+0x723/0xbe0
[18130.857840][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18130.857840][T19513]      ___sys_sendmsg+0xee/0x170
[18130.857840][T19513]      __sys_sendmsg+0xcd/0x170
[18130.857840][T19513]      do_syscall_64+0xc6/0x1e0
[18130.857840][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18130.857840][T19513] 
[18130.860043][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18130.860043][T19513]      netdev_get_by_index+0x5e/0x80
[18130.860043][T19513]      fib6_nh_init+0x3d8/0x15b0
[18130.860043][T19513]      ip6_route_info_create+0xf18/0x17d0
[18130.860043][T19513]      ip6_route_add+0x1c/0x140
[18130.860043][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18130.860043][T19513]      addrconf_add_dev+0xe2/0x170
[18130.860043][T19513]      inet6_addr_add+0x12f/0xa40
[18130.860043][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18130.860043][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18130.860043][T19513]      netlink_rcv_skb+0x130/0x360
[18130.860043][T19513]      netlink_unicast+0x449/0x710
[18130.860043][T19513]      netlink_sendmsg+0x723/0xbe0
[18130.860043][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18130.860043][T19513]      ___sys_sendmsg+0xee/0x170
[18130.860043][T19513]      __sys_sendmsg+0xcd/0x170
[18130.860043][T19513]      do_syscall_64+0xc6/0x1e0
[18130.860043][T19513] 
[18130.862236][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18130.862236][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18130.862236][T19513]      ipv6_find_idev+0x102/0x170
[18130.862236][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18130.862236][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18130.862236][T19513]      netlink_rcv_skb+0x130/0x360
[18130.862236][T19513]      netlink_unicast+0x449/0x710
[18130.862236][T19513]      netlink_sendmsg+0x723/0xbe0
[18130.862236][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18130.862236][T19513]      ___sys_sendmsg+0xee/0x170
[18130.862236][T19513]      __sys_sendmsg+0xcd/0x170
[18130.862236][T19513]      do_syscall_64+0xc6/0x1e0
[18130.862236][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18130.862236][T19513] 
[18130.863956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18130.863956][T19513]      neigh_parms_alloc+0x1e5/0x510
[18130.863956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18130.863956][T19513]      ipv6_find_idev+0x102/0x170
[18130.863956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18130.863956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18130.863956][T19513]      netlink_rcv_skb+0x130/0x360
[18130.863956][T19513]      netlink_unicast+0x449/0x710
[18130.863956][T19513]      netlink_sendmsg+0x723/0xbe0
[18130.863956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18130.863956][T19513]      ___sys_sendmsg+0xee/0x170
[18130.863956][T19513]      __sys_sendmsg+0xcd/0x170
[18130.863956][T19513]      do_syscall_64+0xc6/0x1e0
[18130.863956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18130.863956][T19513] 
[18141.103167][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18141.103658][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18141.103658][T19513]      netdev_get_by_index+0x5e/0x80
[18141.103658][T19513]      fib6_nh_init+0x3d8/0x15b0
[18141.103658][T19513]      ip6_route_info_create+0xf18/0x17d0
[18141.103658][T19513]      ip6_route_add+0x1c/0x140
[18141.103658][T19513]      addrconf_prefix_route+0x2a6/0x430
[18141.103658][T19513]      inet6_addr_add+0x4f8/0xa40
[18141.103658][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18141.103658][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18141.103658][T19513]      netlink_rcv_skb+0x130/0x360
[18141.103658][T19513]      netlink_unicast+0x449/0x710
[18141.103658][T19513]      netlink_sendmsg+0x723/0xbe0
[18141.103658][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18141.103658][T19513]      ___sys_sendmsg+0xee/0x170
[18141.103658][T19513]      __sys_sendmsg+0xcd/0x170
[18141.103658][T19513]      do_syscall_64+0xc6/0x1e0
[18141.103658][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18141.103658][T19513] 
[18141.105889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18141.105889][T19513]      netdev_get_by_index+0x5e/0x80
[18141.105889][T19513]      fib6_nh_init+0x3d8/0x15b0
[18141.105889][T19513]      ip6_route_info_create+0xf18/0x17d0
[18141.105889][T19513]      addrconf_f6i_alloc+0x315/0x560
[18141.105889][T19513]      ipv6_add_addr+0x411/0x2000
[18141.105889][T19513]      inet6_addr_add+0x30e/0xa40
[18141.105889][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18141.105889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18141.105889][T19513]      netlink_rcv_skb+0x130/0x360
[18141.105889][T19513]      netlink_unicast+0x449/0x710
[18141.105889][T19513]      netlink_sendmsg+0x723/0xbe0
[18141.105889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18141.105889][T19513]      ___sys_sendmsg+0xee/0x170
[18141.105889][T19513]      __sys_sendmsg+0xcd/0x170
[18141.105889][T19513]      do_syscall_64+0xc6/0x1e0
[18141.105889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18141.105889][T19513] 
[18141.108571][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18141.108571][T19513]      netdev_get_by_index+0x5e/0x80
[18141.108571][T19513]      fib6_nh_init+0x3d8/0x15b0
[18141.108571][T19513]      ip6_route_info_create+0xf18/0x17d0
[18141.108571][T19513]      ip6_route_add+0x1c/0x140
[18141.108571][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18141.108571][T19513]      addrconf_add_dev+0xe2/0x170
[18141.108571][T19513]      inet6_addr_add+0x12f/0xa40
[18141.108571][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18141.108571][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18141.108571][T19513]      netlink_rcv_skb+0x130/0x360
[18141.108571][T19513]      netlink_unicast+0x449/0x710
[18141.108571][T19513]      netlink_sendmsg+0x723/0xbe0
[18141.108571][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18141.108571][T19513]      ___sys_sendmsg+0xee/0x170
[18141.108571][T19513]      __sys_sendmsg+0xcd/0x170
[18141.108571][T19513]      do_syscall_64+0xc6/0x1e0
[18141.108571][T19513] 
[18141.110728][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18141.110728][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18141.110728][T19513]      ipv6_find_idev+0x102/0x170
[18141.110728][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18141.110728][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18141.110728][T19513]      netlink_rcv_skb+0x130/0x360
[18141.110728][T19513]      netlink_unicast+0x449/0x710
[18141.110728][T19513]      netlink_sendmsg+0x723/0xbe0
[18141.110728][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18141.110728][T19513]      ___sys_sendmsg+0xee/0x170
[18141.110728][T19513]      __sys_sendmsg+0xcd/0x170
[18141.110728][T19513]      do_syscall_64+0xc6/0x1e0
[18141.110728][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18141.110728][T19513] 
[18141.112440][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18141.112440][T19513]      neigh_parms_alloc+0x1e5/0x510
[18141.112440][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18141.112440][T19513]      ipv6_find_idev+0x102/0x170
[18141.112440][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18141.112440][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18141.112440][T19513]      netlink_rcv_skb+0x130/0x360
[18141.112440][T19513]      netlink_unicast+0x449/0x710
[18141.112440][T19513]      netlink_sendmsg+0x723/0xbe0
[18141.112440][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18141.112440][T19513]      ___sys_sendmsg+0xee/0x170
[18141.112440][T19513]      __sys_sendmsg+0xcd/0x170
[18141.112440][T19513]      do_syscall_64+0xc6/0x1e0
[18141.112440][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18141.112440][T19513] 
[18151.127214][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18151.128194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18151.128194][T19513]      netdev_get_by_index+0x5e/0x80
[18151.128194][T19513]      fib6_nh_init+0x3d8/0x15b0
[18151.128194][T19513]      ip6_route_info_create+0xf18/0x17d0
[18151.128194][T19513]      ip6_route_add+0x1c/0x140
[18151.128194][T19513]      addrconf_prefix_route+0x2a6/0x430
[18151.128194][T19513]      inet6_addr_add+0x4f8/0xa40
[18151.128194][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18151.128194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18151.128194][T19513]      netlink_rcv_skb+0x130/0x360
[18151.128194][T19513]      netlink_unicast+0x449/0x710
[18151.128194][T19513]      netlink_sendmsg+0x723/0xbe0
[18151.128194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18151.128194][T19513]      ___sys_sendmsg+0xee/0x170
[18151.128194][T19513]      __sys_sendmsg+0xcd/0x170
[18151.128194][T19513]      do_syscall_64+0xc6/0x1e0
[18151.128194][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18151.128194][T19513] 
[18151.130427][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18151.130427][T19513]      netdev_get_by_index+0x5e/0x80
[18151.130427][T19513]      fib6_nh_init+0x3d8/0x15b0
[18151.130427][T19513]      ip6_route_info_create+0xf18/0x17d0
[18151.130427][T19513]      addrconf_f6i_alloc+0x315/0x560
[18151.130427][T19513]      ipv6_add_addr+0x411/0x2000
[18151.130427][T19513]      inet6_addr_add+0x30e/0xa40
[18151.130427][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18151.130427][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18151.130427][T19513]      netlink_rcv_skb+0x130/0x360
[18151.130427][T19513]      netlink_unicast+0x449/0x710
[18151.130427][T19513]      netlink_sendmsg+0x723/0xbe0
[18151.130427][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18151.130427][T19513]      ___sys_sendmsg+0xee/0x170
[18151.130427][T19513]      __sys_sendmsg+0xcd/0x170
[18151.130427][T19513]      do_syscall_64+0xc6/0x1e0
[18151.130427][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18151.130427][T19513] 
[18151.132638][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18151.132638][T19513]      netdev_get_by_index+0x5e/0x80
[18151.132638][T19513]      fib6_nh_init+0x3d8/0x15b0
[18151.132638][T19513]      ip6_route_info_create+0xf18/0x17d0
[18151.132638][T19513]      ip6_route_add+0x1c/0x140
[18151.132638][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18151.132638][T19513]      addrconf_add_dev+0xe2/0x170
[18151.132638][T19513]      inet6_addr_add+0x12f/0xa40
[18151.132638][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18151.132638][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18151.132638][T19513]      netlink_rcv_skb+0x130/0x360
[18151.132638][T19513]      netlink_unicast+0x449/0x710
[18151.132638][T19513]      netlink_sendmsg+0x723/0xbe0
[18151.132638][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18151.132638][T19513]      ___sys_sendmsg+0xee/0x170
[18151.132638][T19513]      __sys_sendmsg+0xcd/0x170
[18151.132638][T19513]      do_syscall_64+0xc6/0x1e0
[18151.132638][T19513] 
[18151.134830][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18151.134830][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18151.134830][T19513]      ipv6_find_idev+0x102/0x170
[18151.134830][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18151.134830][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18151.134830][T19513]      netlink_rcv_skb+0x130/0x360
[18151.134830][T19513]      netlink_unicast+0x449/0x710
[18151.134830][T19513]      netlink_sendmsg+0x723/0xbe0
[18151.134830][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18151.134830][T19513]      ___sys_sendmsg+0xee/0x170
[18151.134830][T19513]      __sys_sendmsg+0xcd/0x170
[18151.134830][T19513]      do_syscall_64+0xc6/0x1e0
[18151.134830][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18151.134830][T19513] 
[18151.136560][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18151.136560][T19513]      neigh_parms_alloc+0x1e5/0x510
[18151.136560][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18151.136560][T19513]      ipv6_find_idev+0x102/0x170
[18151.136560][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18151.136560][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18151.136560][T19513]      netlink_rcv_skb+0x130/0x360
[18151.136560][T19513]      netlink_unicast+0x449/0x710
[18151.136560][T19513]      netlink_sendmsg+0x723/0xbe0
[18151.136560][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18151.136560][T19513]      ___sys_sendmsg+0xee/0x170
[18151.136560][T19513]      __sys_sendmsg+0xcd/0x170
[18151.136560][T19513]      do_syscall_64+0xc6/0x1e0
[18151.136560][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18151.136560][T19513] 
[18161.375239][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18161.376011][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18161.376011][T19513]      netdev_get_by_index+0x5e/0x80
[18161.376011][T19513]      fib6_nh_init+0x3d8/0x15b0
[18161.376011][T19513]      ip6_route_info_create+0xf18/0x17d0
[18161.376011][T19513]      ip6_route_add+0x1c/0x140
[18161.376011][T19513]      addrconf_prefix_route+0x2a6/0x430
[18161.376011][T19513]      inet6_addr_add+0x4f8/0xa40
[18161.376011][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18161.376011][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18161.376011][T19513]      netlink_rcv_skb+0x130/0x360
[18161.376011][T19513]      netlink_unicast+0x449/0x710
[18161.376011][T19513]      netlink_sendmsg+0x723/0xbe0
[18161.376011][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18161.376011][T19513]      ___sys_sendmsg+0xee/0x170
[18161.376011][T19513]      __sys_sendmsg+0xcd/0x170
[18161.376011][T19513]      do_syscall_64+0xc6/0x1e0
[18161.376011][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18161.376011][T19513] 
[18161.378266][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18161.378266][T19513]      netdev_get_by_index+0x5e/0x80
[18161.378266][T19513]      fib6_nh_init+0x3d8/0x15b0
[18161.378266][T19513]      ip6_route_info_create+0xf18/0x17d0
[18161.378266][T19513]      addrconf_f6i_alloc+0x315/0x560
[18161.378266][T19513]      ipv6_add_addr+0x411/0x2000
[18161.378266][T19513]      inet6_addr_add+0x30e/0xa40
[18161.378266][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18161.378266][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18161.378266][T19513]      netlink_rcv_skb+0x130/0x360
[18161.378266][T19513]      netlink_unicast+0x449/0x710
[18161.378266][T19513]      netlink_sendmsg+0x723/0xbe0
[18161.378266][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18161.378266][T19513]      ___sys_sendmsg+0xee/0x170
[18161.378266][T19513]      __sys_sendmsg+0xcd/0x170
[18161.378266][T19513]      do_syscall_64+0xc6/0x1e0
[18161.378266][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18161.378266][T19513] 
[18161.380478][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18161.380478][T19513]      netdev_get_by_index+0x5e/0x80
[18161.380478][T19513]      fib6_nh_init+0x3d8/0x15b0
[18161.380478][T19513]      ip6_route_info_create+0xf18/0x17d0
[18161.380478][T19513]      ip6_route_add+0x1c/0x140
[18161.380478][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18161.380478][T19513]      addrconf_add_dev+0xe2/0x170
[18161.380478][T19513]      inet6_addr_add+0x12f/0xa40
[18161.380478][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18161.380478][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18161.380478][T19513]      netlink_rcv_skb+0x130/0x360
[18161.380478][T19513]      netlink_unicast+0x449/0x710
[18161.380478][T19513]      netlink_sendmsg+0x723/0xbe0
[18161.380478][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18161.380478][T19513]      ___sys_sendmsg+0xee/0x170
[18161.380478][T19513]      __sys_sendmsg+0xcd/0x170
[18161.380478][T19513]      do_syscall_64+0xc6/0x1e0
[18161.380478][T19513] 
[18161.382698][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18161.382698][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18161.382698][T19513]      ipv6_find_idev+0x102/0x170
[18161.382698][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18161.382698][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18161.382698][T19513]      netlink_rcv_skb+0x130/0x360
[18161.382698][T19513]      netlink_unicast+0x449/0x710
[18161.382698][T19513]      netlink_sendmsg+0x723/0xbe0
[18161.382698][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18161.382698][T19513]      ___sys_sendmsg+0xee/0x170
[18161.382698][T19513]      __sys_sendmsg+0xcd/0x170
[18161.382698][T19513]      do_syscall_64+0xc6/0x1e0
[18161.382698][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18161.382698][T19513] 
[18161.384393][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18161.384393][T19513]      neigh_parms_alloc+0x1e5/0x510
[18161.384393][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18161.384393][T19513]      ipv6_find_idev+0x102/0x170
[18161.384393][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18161.384393][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18161.384393][T19513]      netlink_rcv_skb+0x130/0x360
[18161.384393][T19513]      netlink_unicast+0x449/0x710
[18161.384393][T19513]      netlink_sendmsg+0x723/0xbe0
[18161.384393][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18161.384393][T19513]      ___sys_sendmsg+0xee/0x170
[18161.384393][T19513]      __sys_sendmsg+0xcd/0x170
[18161.384393][T19513]      do_syscall_64+0xc6/0x1e0
[18161.384393][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18161.384393][T19513] 
[18171.415143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18171.415610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18171.415610][T19513]      netdev_get_by_index+0x5e/0x80
[18171.415610][T19513]      fib6_nh_init+0x3d8/0x15b0
[18171.415610][T19513]      ip6_route_info_create+0xf18/0x17d0
[18171.415610][T19513]      ip6_route_add+0x1c/0x140
[18171.415610][T19513]      addrconf_prefix_route+0x2a6/0x430
[18171.415610][T19513]      inet6_addr_add+0x4f8/0xa40
[18171.415610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18171.415610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18171.415610][T19513]      netlink_rcv_skb+0x130/0x360
[18171.415610][T19513]      netlink_unicast+0x449/0x710
[18171.415610][T19513]      netlink_sendmsg+0x723/0xbe0
[18171.415610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18171.415610][T19513]      ___sys_sendmsg+0xee/0x170
[18171.415610][T19513]      __sys_sendmsg+0xcd/0x170
[18171.415610][T19513]      do_syscall_64+0xc6/0x1e0
[18171.415610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18171.415610][T19513] 
[18171.417887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18171.417887][T19513]      netdev_get_by_index+0x5e/0x80
[18171.417887][T19513]      fib6_nh_init+0x3d8/0x15b0
[18171.417887][T19513]      ip6_route_info_create+0xf18/0x17d0
[18171.417887][T19513]      addrconf_f6i_alloc+0x315/0x560
[18171.417887][T19513]      ipv6_add_addr+0x411/0x2000
[18171.417887][T19513]      inet6_addr_add+0x30e/0xa40
[18171.417887][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18171.417887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18171.417887][T19513]      netlink_rcv_skb+0x130/0x360
[18171.417887][T19513]      netlink_unicast+0x449/0x710
[18171.417887][T19513]      netlink_sendmsg+0x723/0xbe0
[18171.417887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18171.417887][T19513]      ___sys_sendmsg+0xee/0x170
[18171.417887][T19513]      __sys_sendmsg+0xcd/0x170
[18171.417887][T19513]      do_syscall_64+0xc6/0x1e0
[18171.417887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18171.417887][T19513] 
[18171.420075][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18171.420075][T19513]      netdev_get_by_index+0x5e/0x80
[18171.420075][T19513]      fib6_nh_init+0x3d8/0x15b0
[18171.420075][T19513]      ip6_route_info_create+0xf18/0x17d0
[18171.420075][T19513]      ip6_route_add+0x1c/0x140
[18171.420075][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18171.420075][T19513]      addrconf_add_dev+0xe2/0x170
[18171.420075][T19513]      inet6_addr_add+0x12f/0xa40
[18171.420075][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18171.420075][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18171.420075][T19513]      netlink_rcv_skb+0x130/0x360
[18171.420075][T19513]      netlink_unicast+0x449/0x710
[18171.420075][T19513]      netlink_sendmsg+0x723/0xbe0
[18171.420075][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18171.420075][T19513]      ___sys_sendmsg+0xee/0x170
[18171.420075][T19513]      __sys_sendmsg+0xcd/0x170
[18171.420075][T19513]      do_syscall_64+0xc6/0x1e0
[18171.420075][T19513] 
[18171.422190][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18171.422190][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18171.422190][T19513]      ipv6_find_idev+0x102/0x170
[18171.422190][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18171.422190][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18171.422190][T19513]      netlink_rcv_skb+0x130/0x360
[18171.422190][T19513]      netlink_unicast+0x449/0x710
[18171.422190][T19513]      netlink_sendmsg+0x723/0xbe0
[18171.422190][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18171.422190][T19513]      ___sys_sendmsg+0xee/0x170
[18171.422190][T19513]      __sys_sendmsg+0xcd/0x170
[18171.422190][T19513]      do_syscall_64+0xc6/0x1e0
[18171.422190][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18171.422190][T19513] 
[18171.423869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18171.423869][T19513]      neigh_parms_alloc+0x1e5/0x510
[18171.423869][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18171.423869][T19513]      ipv6_find_idev+0x102/0x170
[18171.423869][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18171.423869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18171.423869][T19513]      netlink_rcv_skb+0x130/0x360
[18171.423869][T19513]      netlink_unicast+0x449/0x710
[18171.423869][T19513]      netlink_sendmsg+0x723/0xbe0
[18171.423869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18171.423869][T19513]      ___sys_sendmsg+0xee/0x170
[18171.423869][T19513]      __sys_sendmsg+0xcd/0x170
[18171.423869][T19513]      do_syscall_64+0xc6/0x1e0
[18171.423869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18171.423869][T19513] 
[18181.663157][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18181.663671][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18181.663671][T19513]      netdev_get_by_index+0x5e/0x80
[18181.663671][T19513]      fib6_nh_init+0x3d8/0x15b0
[18181.663671][T19513]      ip6_route_info_create+0xf18/0x17d0
[18181.663671][T19513]      ip6_route_add+0x1c/0x140
[18181.663671][T19513]      addrconf_prefix_route+0x2a6/0x430
[18181.663671][T19513]      inet6_addr_add+0x4f8/0xa40
[18181.663671][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18181.663671][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18181.663671][T19513]      netlink_rcv_skb+0x130/0x360
[18181.663671][T19513]      netlink_unicast+0x449/0x710
[18181.663671][T19513]      netlink_sendmsg+0x723/0xbe0
[18181.663671][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18181.663671][T19513]      ___sys_sendmsg+0xee/0x170
[18181.663671][T19513]      __sys_sendmsg+0xcd/0x170
[18181.663671][T19513]      do_syscall_64+0xc6/0x1e0
[18181.663671][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18181.663671][T19513] 
[18181.665944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18181.665944][T19513]      netdev_get_by_index+0x5e/0x80
[18181.665944][T19513]      fib6_nh_init+0x3d8/0x15b0
[18181.665944][T19513]      ip6_route_info_create+0xf18/0x17d0
[18181.665944][T19513]      addrconf_f6i_alloc+0x315/0x560
[18181.665944][T19513]      ipv6_add_addr+0x411/0x2000
[18181.665944][T19513]      inet6_addr_add+0x30e/0xa40
[18181.665944][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18181.665944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18181.665944][T19513]      netlink_rcv_skb+0x130/0x360
[18181.665944][T19513]      netlink_unicast+0x449/0x710
[18181.665944][T19513]      netlink_sendmsg+0x723/0xbe0
[18181.665944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18181.665944][T19513]      ___sys_sendmsg+0xee/0x170
[18181.665944][T19513]      __sys_sendmsg+0xcd/0x170
[18181.665944][T19513]      do_syscall_64+0xc6/0x1e0
[18181.665944][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18181.665944][T19513] 
[18181.668131][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18181.668131][T19513]      netdev_get_by_index+0x5e/0x80
[18181.668131][T19513]      fib6_nh_init+0x3d8/0x15b0
[18181.668131][T19513]      ip6_route_info_create+0xf18/0x17d0
[18181.668131][T19513]      ip6_route_add+0x1c/0x140
[18181.668131][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18181.668131][T19513]      addrconf_add_dev+0xe2/0x170
[18181.668131][T19513]      inet6_addr_add+0x12f/0xa40
[18181.668131][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18181.668131][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18181.668131][T19513]      netlink_rcv_skb+0x130/0x360
[18181.668131][T19513]      netlink_unicast+0x449/0x710
[18181.668131][T19513]      netlink_sendmsg+0x723/0xbe0
[18181.668131][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18181.668131][T19513]      ___sys_sendmsg+0xee/0x170
[18181.668131][T19513]      __sys_sendmsg+0xcd/0x170
[18181.668131][T19513]      do_syscall_64+0xc6/0x1e0
[18181.668131][T19513] 
[18181.670315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18181.670315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18181.670315][T19513]      ipv6_find_idev+0x102/0x170
[18181.670315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18181.670315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18181.670315][T19513]      netlink_rcv_skb+0x130/0x360
[18181.670315][T19513]      netlink_unicast+0x449/0x710
[18181.670315][T19513]      netlink_sendmsg+0x723/0xbe0
[18181.670315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18181.670315][T19513]      ___sys_sendmsg+0xee/0x170
[18181.670315][T19513]      __sys_sendmsg+0xcd/0x170
[18181.670315][T19513]      do_syscall_64+0xc6/0x1e0
[18181.670315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18181.670315][T19513] 
[18181.671990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18181.671990][T19513]      neigh_parms_alloc+0x1e5/0x510
[18181.671990][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18181.671990][T19513]      ipv6_find_idev+0x102/0x170
[18181.671990][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18181.671990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18181.671990][T19513]      netlink_rcv_skb+0x130/0x360
[18181.671990][T19513]      netlink_unicast+0x449/0x710
[18181.671990][T19513]      netlink_sendmsg+0x723/0xbe0
[18181.671990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18181.671990][T19513]      ___sys_sendmsg+0xee/0x170
[18181.671990][T19513]      __sys_sendmsg+0xcd/0x170
[18181.671990][T19513]      do_syscall_64+0xc6/0x1e0
[18181.671990][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18181.671990][T19513] 
[18191.911149][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18191.911616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18191.911616][T19513]      netdev_get_by_index+0x5e/0x80
[18191.911616][T19513]      fib6_nh_init+0x3d8/0x15b0
[18191.911616][T19513]      ip6_route_info_create+0xf18/0x17d0
[18191.911616][T19513]      ip6_route_add+0x1c/0x140
[18191.911616][T19513]      addrconf_prefix_route+0x2a6/0x430
[18191.911616][T19513]      inet6_addr_add+0x4f8/0xa40
[18191.911616][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18191.911616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18191.911616][T19513]      netlink_rcv_skb+0x130/0x360
[18191.911616][T19513]      netlink_unicast+0x449/0x710
[18191.911616][T19513]      netlink_sendmsg+0x723/0xbe0
[18191.911616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18191.911616][T19513]      ___sys_sendmsg+0xee/0x170
[18191.911616][T19513]      __sys_sendmsg+0xcd/0x170
[18191.911616][T19513]      do_syscall_64+0xc6/0x1e0
[18191.911616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18191.911616][T19513] 
[18191.913896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18191.913896][T19513]      netdev_get_by_index+0x5e/0x80
[18191.913896][T19513]      fib6_nh_init+0x3d8/0x15b0
[18191.913896][T19513]      ip6_route_info_create+0xf18/0x17d0
[18191.913896][T19513]      addrconf_f6i_alloc+0x315/0x560
[18191.913896][T19513]      ipv6_add_addr+0x411/0x2000
[18191.913896][T19513]      inet6_addr_add+0x30e/0xa40
[18191.913896][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18191.913896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18191.913896][T19513]      netlink_rcv_skb+0x130/0x360
[18191.913896][T19513]      netlink_unicast+0x449/0x710
[18191.913896][T19513]      netlink_sendmsg+0x723/0xbe0
[18191.913896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18191.913896][T19513]      ___sys_sendmsg+0xee/0x170
[18191.913896][T19513]      __sys_sendmsg+0xcd/0x170
[18191.913896][T19513]      do_syscall_64+0xc6/0x1e0
[18191.913896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18191.913896][T19513] 
[18191.916100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18191.916100][T19513]      netdev_get_by_index+0x5e/0x80
[18191.916100][T19513]      fib6_nh_init+0x3d8/0x15b0
[18191.916100][T19513]      ip6_route_info_create+0xf18/0x17d0
[18191.916100][T19513]      ip6_route_add+0x1c/0x140
[18191.916100][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18191.916100][T19513]      addrconf_add_dev+0xe2/0x170
[18191.916100][T19513]      inet6_addr_add+0x12f/0xa40
[18191.916100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18191.916100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18191.916100][T19513]      netlink_rcv_skb+0x130/0x360
[18191.916100][T19513]      netlink_unicast+0x449/0x710
[18191.916100][T19513]      netlink_sendmsg+0x723/0xbe0
[18191.916100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18191.916100][T19513]      ___sys_sendmsg+0xee/0x170
[18191.916100][T19513]      __sys_sendmsg+0xcd/0x170
[18191.916100][T19513]      do_syscall_64+0xc6/0x1e0
[18191.916100][T19513] 
[18191.918226][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18191.918226][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18191.918226][T19513]      ipv6_find_idev+0x102/0x170
[18191.918226][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18191.918226][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18191.918226][T19513]      netlink_rcv_skb+0x130/0x360
[18191.918226][T19513]      netlink_unicast+0x449/0x710
[18191.918226][T19513]      netlink_sendmsg+0x723/0xbe0
[18191.918226][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18191.918226][T19513]      ___sys_sendmsg+0xee/0x170
[18191.918226][T19513]      __sys_sendmsg+0xcd/0x170
[18191.918226][T19513]      do_syscall_64+0xc6/0x1e0
[18191.918226][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18191.918226][T19513] 
[18191.920042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18191.920042][T19513]      neigh_parms_alloc+0x1e5/0x510
[18191.920042][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18191.920042][T19513]      ipv6_find_idev+0x102/0x170
[18191.920042][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18191.920042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18191.920042][T19513]      netlink_rcv_skb+0x130/0x360
[18191.920042][T19513]      netlink_unicast+0x449/0x710
[18191.920042][T19513]      netlink_sendmsg+0x723/0xbe0
[18191.920042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18191.920042][T19513]      ___sys_sendmsg+0xee/0x170
[18191.920042][T19513]      __sys_sendmsg+0xcd/0x170
[18191.920042][T19513]      do_syscall_64+0xc6/0x1e0
[18191.920042][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18191.920042][T19513] 
[18202.159153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18202.159631][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18202.159631][T19513]      netdev_get_by_index+0x5e/0x80
[18202.159631][T19513]      fib6_nh_init+0x3d8/0x15b0
[18202.159631][T19513]      ip6_route_info_create+0xf18/0x17d0
[18202.159631][T19513]      ip6_route_add+0x1c/0x140
[18202.159631][T19513]      addrconf_prefix_route+0x2a6/0x430
[18202.159631][T19513]      inet6_addr_add+0x4f8/0xa40
[18202.159631][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18202.159631][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18202.159631][T19513]      netlink_rcv_skb+0x130/0x360
[18202.159631][T19513]      netlink_unicast+0x449/0x710
[18202.159631][T19513]      netlink_sendmsg+0x723/0xbe0
[18202.159631][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18202.159631][T19513]      ___sys_sendmsg+0xee/0x170
[18202.159631][T19513]      __sys_sendmsg+0xcd/0x170
[18202.159631][T19513]      do_syscall_64+0xc6/0x1e0
[18202.159631][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18202.159631][T19513] 
[18202.161934][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18202.161934][T19513]      netdev_get_by_index+0x5e/0x80
[18202.161934][T19513]      fib6_nh_init+0x3d8/0x15b0
[18202.161934][T19513]      ip6_route_info_create+0xf18/0x17d0
[18202.161934][T19513]      addrconf_f6i_alloc+0x315/0x560
[18202.161934][T19513]      ipv6_add_addr+0x411/0x2000
[18202.161934][T19513]      inet6_addr_add+0x30e/0xa40
[18202.161934][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18202.161934][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18202.161934][T19513]      netlink_rcv_skb+0x130/0x360
[18202.161934][T19513]      netlink_unicast+0x449/0x710
[18202.161934][T19513]      netlink_sendmsg+0x723/0xbe0
[18202.161934][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18202.161934][T19513]      ___sys_sendmsg+0xee/0x170
[18202.161934][T19513]      __sys_sendmsg+0xcd/0x170
[18202.161934][T19513]      do_syscall_64+0xc6/0x1e0
[18202.161934][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18202.161934][T19513] 
[18202.164186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18202.164186][T19513]      netdev_get_by_index+0x5e/0x80
[18202.164186][T19513]      fib6_nh_init+0x3d8/0x15b0
[18202.164186][T19513]      ip6_route_info_create+0xf18/0x17d0
[18202.164186][T19513]      ip6_route_add+0x1c/0x140
[18202.164186][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18202.164186][T19513]      addrconf_add_dev+0xe2/0x170
[18202.164186][T19513]      inet6_addr_add+0x12f/0xa40
[18202.164186][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18202.164186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18202.164186][T19513]      netlink_rcv_skb+0x130/0x360
[18202.164186][T19513]      netlink_unicast+0x449/0x710
[18202.164186][T19513]      netlink_sendmsg+0x723/0xbe0
[18202.164186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18202.164186][T19513]      ___sys_sendmsg+0xee/0x170
[18202.164186][T19513]      __sys_sendmsg+0xcd/0x170
[18202.164186][T19513]      do_syscall_64+0xc6/0x1e0
[18202.164186][T19513] 
[18202.166401][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18202.166401][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18202.166401][T19513]      ipv6_find_idev+0x102/0x170
[18202.166401][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18202.166401][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18202.166401][T19513]      netlink_rcv_skb+0x130/0x360
[18202.166401][T19513]      netlink_unicast+0x449/0x710
[18202.166401][T19513]      netlink_sendmsg+0x723/0xbe0
[18202.166401][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18202.166401][T19513]      ___sys_sendmsg+0xee/0x170
[18202.166401][T19513]      __sys_sendmsg+0xcd/0x170
[18202.166401][T19513]      do_syscall_64+0xc6/0x1e0
[18202.166401][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18202.166401][T19513] 
[18202.168105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18202.168105][T19513]      neigh_parms_alloc+0x1e5/0x510
[18202.168105][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18202.168105][T19513]      ipv6_find_idev+0x102/0x170
[18202.168105][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18202.168105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18202.168105][T19513]      netlink_rcv_skb+0x130/0x360
[18202.168105][T19513]      netlink_unicast+0x449/0x710
[18202.168105][T19513]      netlink_sendmsg+0x723/0xbe0
[18202.168105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18202.168105][T19513]      ___sys_sendmsg+0xee/0x170
[18202.168105][T19513]      __sys_sendmsg+0xcd/0x170
[18202.168105][T19513]      do_syscall_64+0xc6/0x1e0
[18202.168105][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18202.168105][T19513] 
[18212.215218][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18212.216018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18212.216018][T19513]      netdev_get_by_index+0x5e/0x80
[18212.216018][T19513]      fib6_nh_init+0x3d8/0x15b0
[18212.216018][T19513]      ip6_route_info_create+0xf18/0x17d0
[18212.216018][T19513]      ip6_route_add+0x1c/0x140
[18212.216018][T19513]      addrconf_prefix_route+0x2a6/0x430
[18212.216018][T19513]      inet6_addr_add+0x4f8/0xa40
[18212.216018][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18212.216018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18212.216018][T19513]      netlink_rcv_skb+0x130/0x360
[18212.216018][T19513]      netlink_unicast+0x449/0x710
[18212.216018][T19513]      netlink_sendmsg+0x723/0xbe0
[18212.216018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18212.216018][T19513]      ___sys_sendmsg+0xee/0x170
[18212.216018][T19513]      __sys_sendmsg+0xcd/0x170
[18212.216018][T19513]      do_syscall_64+0xc6/0x1e0
[18212.216018][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18212.216018][T19513] 
[18212.218299][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18212.218299][T19513]      netdev_get_by_index+0x5e/0x80
[18212.218299][T19513]      fib6_nh_init+0x3d8/0x15b0
[18212.218299][T19513]      ip6_route_info_create+0xf18/0x17d0
[18212.218299][T19513]      addrconf_f6i_alloc+0x315/0x560
[18212.218299][T19513]      ipv6_add_addr+0x411/0x2000
[18212.218299][T19513]      inet6_addr_add+0x30e/0xa40
[18212.218299][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18212.218299][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18212.218299][T19513]      netlink_rcv_skb+0x130/0x360
[18212.218299][T19513]      netlink_unicast+0x449/0x710
[18212.218299][T19513]      netlink_sendmsg+0x723/0xbe0
[18212.218299][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18212.218299][T19513]      ___sys_sendmsg+0xee/0x170
[18212.218299][T19513]      __sys_sendmsg+0xcd/0x170
[18212.218299][T19513]      do_syscall_64+0xc6/0x1e0
[18212.218299][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18212.218299][T19513] 
[18212.220577][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18212.220577][T19513]      netdev_get_by_index+0x5e/0x80
[18212.220577][T19513]      fib6_nh_init+0x3d8/0x15b0
[18212.220577][T19513]      ip6_route_info_create+0xf18/0x17d0
[18212.220577][T19513]      ip6_route_add+0x1c/0x140
[18212.220577][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18212.220577][T19513]      addrconf_add_dev+0xe2/0x170
[18212.220577][T19513]      inet6_addr_add+0x12f/0xa40
[18212.220577][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18212.220577][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18212.220577][T19513]      netlink_rcv_skb+0x130/0x360
[18212.220577][T19513]      netlink_unicast+0x449/0x710
[18212.220577][T19513]      netlink_sendmsg+0x723/0xbe0
[18212.220577][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18212.220577][T19513]      ___sys_sendmsg+0xee/0x170
[18212.220577][T19513]      __sys_sendmsg+0xcd/0x170
[18212.220577][T19513]      do_syscall_64+0xc6/0x1e0
[18212.220577][T19513] 
[18212.222872][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18212.222872][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18212.222872][T19513]      ipv6_find_idev+0x102/0x170
[18212.222872][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18212.222872][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18212.222872][T19513]      netlink_rcv_skb+0x130/0x360
[18212.222872][T19513]      netlink_unicast+0x449/0x710
[18212.222872][T19513]      netlink_sendmsg+0x723/0xbe0
[18212.222872][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18212.222872][T19513]      ___sys_sendmsg+0xee/0x170
[18212.222872][T19513]      __sys_sendmsg+0xcd/0x170
[18212.222872][T19513]      do_syscall_64+0xc6/0x1e0
[18212.222872][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18212.222872][T19513] 
[18212.224680][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18212.224680][T19513]      neigh_parms_alloc+0x1e5/0x510
[18212.224680][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18212.224680][T19513]      ipv6_find_idev+0x102/0x170
[18212.224680][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18212.224680][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18212.224680][T19513]      netlink_rcv_skb+0x130/0x360
[18212.224680][T19513]      netlink_unicast+0x449/0x710
[18212.224680][T19513]      netlink_sendmsg+0x723/0xbe0
[18212.224680][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18212.224680][T19513]      ___sys_sendmsg+0xee/0x170
[18212.224680][T19513]      __sys_sendmsg+0xcd/0x170
[18212.224680][T19513]      do_syscall_64+0xc6/0x1e0
[18212.224680][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18212.224680][T19513] 
[18222.327238][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18222.328356][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18222.328356][T19513]      netdev_get_by_index+0x5e/0x80
[18222.328356][T19513]      fib6_nh_init+0x3d8/0x15b0
[18222.328356][T19513]      ip6_route_info_create+0xf18/0x17d0
[18222.328356][T19513]      ip6_route_add+0x1c/0x140
[18222.328356][T19513]      addrconf_prefix_route+0x2a6/0x430
[18222.328356][T19513]      inet6_addr_add+0x4f8/0xa40
[18222.328356][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18222.328356][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18222.328356][T19513]      netlink_rcv_skb+0x130/0x360
[18222.328356][T19513]      netlink_unicast+0x449/0x710
[18222.328356][T19513]      netlink_sendmsg+0x723/0xbe0
[18222.328356][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18222.328356][T19513]      ___sys_sendmsg+0xee/0x170
[18222.328356][T19513]      __sys_sendmsg+0xcd/0x170
[18222.328356][T19513]      do_syscall_64+0xc6/0x1e0
[18222.328356][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18222.328356][T19513] 
[18222.330757][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18222.330757][T19513]      netdev_get_by_index+0x5e/0x80
[18222.330757][T19513]      fib6_nh_init+0x3d8/0x15b0
[18222.330757][T19513]      ip6_route_info_create+0xf18/0x17d0
[18222.330757][T19513]      addrconf_f6i_alloc+0x315/0x560
[18222.330757][T19513]      ipv6_add_addr+0x411/0x2000
[18222.330757][T19513]      inet6_addr_add+0x30e/0xa40
[18222.330757][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18222.330757][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18222.330757][T19513]      netlink_rcv_skb+0x130/0x360
[18222.330757][T19513]      netlink_unicast+0x449/0x710
[18222.330757][T19513]      netlink_sendmsg+0x723/0xbe0
[18222.330757][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18222.330757][T19513]      ___sys_sendmsg+0xee/0x170
[18222.330757][T19513]      __sys_sendmsg+0xcd/0x170
[18222.330757][T19513]      do_syscall_64+0xc6/0x1e0
[18222.330757][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18222.330757][T19513] 
[18222.333111][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18222.333111][T19513]      netdev_get_by_index+0x5e/0x80
[18222.333111][T19513]      fib6_nh_init+0x3d8/0x15b0
[18222.333111][T19513]      ip6_route_info_create+0xf18/0x17d0
[18222.333111][T19513]      ip6_route_add+0x1c/0x140
[18222.333111][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18222.333111][T19513]      addrconf_add_dev+0xe2/0x170
[18222.333111][T19513]      inet6_addr_add+0x12f/0xa40
[18222.333111][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18222.333111][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18222.333111][T19513]      netlink_rcv_skb+0x130/0x360
[18222.333111][T19513]      netlink_unicast+0x449/0x710
[18222.333111][T19513]      netlink_sendmsg+0x723/0xbe0
[18222.333111][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18222.333111][T19513]      ___sys_sendmsg+0xee/0x170
[18222.333111][T19513]      __sys_sendmsg+0xcd/0x170
[18222.333111][T19513]      do_syscall_64+0xc6/0x1e0
[18222.333111][T19513] 
[18222.335426][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18222.335426][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18222.335426][T19513]      ipv6_find_idev+0x102/0x170
[18222.335426][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18222.335426][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18222.335426][T19513]      netlink_rcv_skb+0x130/0x360
[18222.335426][T19513]      netlink_unicast+0x449/0x710
[18222.335426][T19513]      netlink_sendmsg+0x723/0xbe0
[18222.335426][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18222.335426][T19513]      ___sys_sendmsg+0xee/0x170
[18222.335426][T19513]      __sys_sendmsg+0xcd/0x170
[18222.335426][T19513]      do_syscall_64+0xc6/0x1e0
[18222.335426][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18222.335426][T19513] 
[18222.337206][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18222.337206][T19513]      neigh_parms_alloc+0x1e5/0x510
[18222.337206][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18222.337206][T19513]      ipv6_find_idev+0x102/0x170
[18222.337206][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18222.337206][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18222.337206][T19513]      netlink_rcv_skb+0x130/0x360
[18222.337206][T19513]      netlink_unicast+0x449/0x710
[18222.337206][T19513]      netlink_sendmsg+0x723/0xbe0
[18222.337206][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18222.337206][T19513]      ___sys_sendmsg+0xee/0x170
[18222.337206][T19513]      __sys_sendmsg+0xcd/0x170
[18222.337206][T19513]      do_syscall_64+0xc6/0x1e0
[18222.337206][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18222.337206][T19513] 
[18232.351206][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18232.352078][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18232.352078][T19513]      netdev_get_by_index+0x5e/0x80
[18232.352078][T19513]      fib6_nh_init+0x3d8/0x15b0
[18232.352078][T19513]      ip6_route_info_create+0xf18/0x17d0
[18232.352078][T19513]      ip6_route_add+0x1c/0x140
[18232.352078][T19513]      addrconf_prefix_route+0x2a6/0x430
[18232.352078][T19513]      inet6_addr_add+0x4f8/0xa40
[18232.352078][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18232.352078][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18232.352078][T19513]      netlink_rcv_skb+0x130/0x360
[18232.352078][T19513]      netlink_unicast+0x449/0x710
[18232.352078][T19513]      netlink_sendmsg+0x723/0xbe0
[18232.352078][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18232.352078][T19513]      ___sys_sendmsg+0xee/0x170
[18232.352078][T19513]      __sys_sendmsg+0xcd/0x170
[18232.352078][T19513]      do_syscall_64+0xc6/0x1e0
[18232.352078][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18232.352078][T19513] 
[18232.354364][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18232.354364][T19513]      netdev_get_by_index+0x5e/0x80
[18232.354364][T19513]      fib6_nh_init+0x3d8/0x15b0
[18232.354364][T19513]      ip6_route_info_create+0xf18/0x17d0
[18232.354364][T19513]      addrconf_f6i_alloc+0x315/0x560
[18232.354364][T19513]      ipv6_add_addr+0x411/0x2000
[18232.354364][T19513]      inet6_addr_add+0x30e/0xa40
[18232.354364][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18232.354364][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18232.354364][T19513]      netlink_rcv_skb+0x130/0x360
[18232.354364][T19513]      netlink_unicast+0x449/0x710
[18232.354364][T19513]      netlink_sendmsg+0x723/0xbe0
[18232.354364][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18232.354364][T19513]      ___sys_sendmsg+0xee/0x170
[18232.354364][T19513]      __sys_sendmsg+0xcd/0x170
[18232.354364][T19513]      do_syscall_64+0xc6/0x1e0
[18232.354364][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18232.354364][T19513] 
[18232.356610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18232.356610][T19513]      netdev_get_by_index+0x5e/0x80
[18232.356610][T19513]      fib6_nh_init+0x3d8/0x15b0
[18232.356610][T19513]      ip6_route_info_create+0xf18/0x17d0
[18232.356610][T19513]      ip6_route_add+0x1c/0x140
[18232.356610][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18232.356610][T19513]      addrconf_add_dev+0xe2/0x170
[18232.356610][T19513]      inet6_addr_add+0x12f/0xa40
[18232.356610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18232.356610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18232.356610][T19513]      netlink_rcv_skb+0x130/0x360
[18232.356610][T19513]      netlink_unicast+0x449/0x710
[18232.356610][T19513]      netlink_sendmsg+0x723/0xbe0
[18232.356610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18232.356610][T19513]      ___sys_sendmsg+0xee/0x170
[18232.356610][T19513]      __sys_sendmsg+0xcd/0x170
[18232.356610][T19513]      do_syscall_64+0xc6/0x1e0
[18232.356610][T19513] 
[18232.358825][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18232.358825][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18232.358825][T19513]      ipv6_find_idev+0x102/0x170
[18232.358825][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18232.358825][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18232.358825][T19513]      netlink_rcv_skb+0x130/0x360
[18232.358825][T19513]      netlink_unicast+0x449/0x710
[18232.358825][T19513]      netlink_sendmsg+0x723/0xbe0
[18232.358825][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18232.358825][T19513]      ___sys_sendmsg+0xee/0x170
[18232.358825][T19513]      __sys_sendmsg+0xcd/0x170
[18232.358825][T19513]      do_syscall_64+0xc6/0x1e0
[18232.358825][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18232.358825][T19513] 
[18232.360528][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18232.360528][T19513]      neigh_parms_alloc+0x1e5/0x510
[18232.360528][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18232.360528][T19513]      ipv6_find_idev+0x102/0x170
[18232.360528][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18232.360528][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18232.360528][T19513]      netlink_rcv_skb+0x130/0x360
[18232.360528][T19513]      netlink_unicast+0x449/0x710
[18232.360528][T19513]      netlink_sendmsg+0x723/0xbe0
[18232.360528][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18232.360528][T19513]      ___sys_sendmsg+0xee/0x170
[18232.360528][T19513]      __sys_sendmsg+0xcd/0x170
[18232.360528][T19513]      do_syscall_64+0xc6/0x1e0
[18232.360528][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18232.360528][T19513] 
[18242.599144][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18242.599678][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18242.599678][T19513]      netdev_get_by_index+0x5e/0x80
[18242.599678][T19513]      fib6_nh_init+0x3d8/0x15b0
[18242.599678][T19513]      ip6_route_info_create+0xf18/0x17d0
[18242.599678][T19513]      ip6_route_add+0x1c/0x140
[18242.599678][T19513]      addrconf_prefix_route+0x2a6/0x430
[18242.599678][T19513]      inet6_addr_add+0x4f8/0xa40
[18242.599678][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18242.599678][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18242.599678][T19513]      netlink_rcv_skb+0x130/0x360
[18242.599678][T19513]      netlink_unicast+0x449/0x710
[18242.599678][T19513]      netlink_sendmsg+0x723/0xbe0
[18242.599678][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18242.599678][T19513]      ___sys_sendmsg+0xee/0x170
[18242.599678][T19513]      __sys_sendmsg+0xcd/0x170
[18242.599678][T19513]      do_syscall_64+0xc6/0x1e0
[18242.599678][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18242.599678][T19513] 
[18242.602074][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18242.602074][T19513]      netdev_get_by_index+0x5e/0x80
[18242.602074][T19513]      fib6_nh_init+0x3d8/0x15b0
[18242.602074][T19513]      ip6_route_info_create+0xf18/0x17d0
[18242.602074][T19513]      addrconf_f6i_alloc+0x315/0x560
[18242.602074][T19513]      ipv6_add_addr+0x411/0x2000
[18242.602074][T19513]      inet6_addr_add+0x30e/0xa40
[18242.602074][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18242.602074][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18242.602074][T19513]      netlink_rcv_skb+0x130/0x360
[18242.602074][T19513]      netlink_unicast+0x449/0x710
[18242.602074][T19513]      netlink_sendmsg+0x723/0xbe0
[18242.602074][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18242.602074][T19513]      ___sys_sendmsg+0xee/0x170
[18242.602074][T19513]      __sys_sendmsg+0xcd/0x170
[18242.602074][T19513]      do_syscall_64+0xc6/0x1e0
[18242.602074][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18242.602074][T19513] 
[18242.604385][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18242.604385][T19513]      netdev_get_by_index+0x5e/0x80
[18242.604385][T19513]      fib6_nh_init+0x3d8/0x15b0
[18242.604385][T19513]      ip6_route_info_create+0xf18/0x17d0
[18242.604385][T19513]      ip6_route_add+0x1c/0x140
[18242.604385][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18242.604385][T19513]      addrconf_add_dev+0xe2/0x170
[18242.604385][T19513]      inet6_addr_add+0x12f/0xa40
[18242.604385][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18242.604385][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18242.604385][T19513]      netlink_rcv_skb+0x130/0x360
[18242.604385][T19513]      netlink_unicast+0x449/0x710
[18242.604385][T19513]      netlink_sendmsg+0x723/0xbe0
[18242.604385][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18242.604385][T19513]      ___sys_sendmsg+0xee/0x170
[18242.604385][T19513]      __sys_sendmsg+0xcd/0x170
[18242.604385][T19513]      do_syscall_64+0xc6/0x1e0
[18242.604385][T19513] 
[18242.606645][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18242.606645][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18242.606645][T19513]      ipv6_find_idev+0x102/0x170
[18242.606645][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18242.606645][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18242.606645][T19513]      netlink_rcv_skb+0x130/0x360
[18242.606645][T19513]      netlink_unicast+0x449/0x710
[18242.606645][T19513]      netlink_sendmsg+0x723/0xbe0
[18242.606645][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18242.606645][T19513]      ___sys_sendmsg+0xee/0x170
[18242.606645][T19513]      __sys_sendmsg+0xcd/0x170
[18242.606645][T19513]      do_syscall_64+0xc6/0x1e0
[18242.606645][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18242.606645][T19513] 
[18242.608398][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18242.608398][T19513]      neigh_parms_alloc+0x1e5/0x510
[18242.608398][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18242.608398][T19513]      ipv6_find_idev+0x102/0x170
[18242.608398][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18242.608398][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18242.608398][T19513]      netlink_rcv_skb+0x130/0x360
[18242.608398][T19513]      netlink_unicast+0x449/0x710
[18242.608398][T19513]      netlink_sendmsg+0x723/0xbe0
[18242.608398][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18242.608398][T19513]      ___sys_sendmsg+0xee/0x170
[18242.608398][T19513]      __sys_sendmsg+0xcd/0x170
[18242.608398][T19513]      do_syscall_64+0xc6/0x1e0
[18242.608398][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18242.608398][T19513] 
[18252.847218][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18252.847761][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18252.847761][T19513]      netdev_get_by_index+0x5e/0x80
[18252.847761][T19513]      fib6_nh_init+0x3d8/0x15b0
[18252.847761][T19513]      ip6_route_info_create+0xf18/0x17d0
[18252.847761][T19513]      ip6_route_add+0x1c/0x140
[18252.847761][T19513]      addrconf_prefix_route+0x2a6/0x430
[18252.847761][T19513]      inet6_addr_add+0x4f8/0xa40
[18252.847761][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18252.847761][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18252.847761][T19513]      netlink_rcv_skb+0x130/0x360
[18252.847761][T19513]      netlink_unicast+0x449/0x710
[18252.847761][T19513]      netlink_sendmsg+0x723/0xbe0
[18252.847761][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18252.847761][T19513]      ___sys_sendmsg+0xee/0x170
[18252.847761][T19513]      __sys_sendmsg+0xcd/0x170
[18252.847761][T19513]      do_syscall_64+0xc6/0x1e0
[18252.847761][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18252.847761][T19513] 
[18252.850018][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18252.850018][T19513]      netdev_get_by_index+0x5e/0x80
[18252.850018][T19513]      fib6_nh_init+0x3d8/0x15b0
[18252.850018][T19513]      ip6_route_info_create+0xf18/0x17d0
[18252.850018][T19513]      addrconf_f6i_alloc+0x315/0x560
[18252.850018][T19513]      ipv6_add_addr+0x411/0x2000
[18252.850018][T19513]      inet6_addr_add+0x30e/0xa40
[18252.850018][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18252.850018][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18252.850018][T19513]      netlink_rcv_skb+0x130/0x360
[18252.850018][T19513]      netlink_unicast+0x449/0x710
[18252.850018][T19513]      netlink_sendmsg+0x723/0xbe0
[18252.850018][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18252.850018][T19513]      ___sys_sendmsg+0xee/0x170
[18252.850018][T19513]      __sys_sendmsg+0xcd/0x170
[18252.850018][T19513]      do_syscall_64+0xc6/0x1e0
[18252.850018][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18252.850018][T19513] 
[18252.852243][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18252.852243][T19513]      netdev_get_by_index+0x5e/0x80
[18252.852243][T19513]      fib6_nh_init+0x3d8/0x15b0
[18252.852243][T19513]      ip6_route_info_create+0xf18/0x17d0
[18252.852243][T19513]      ip6_route_add+0x1c/0x140
[18252.852243][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18252.852243][T19513]      addrconf_add_dev+0xe2/0x170
[18252.852243][T19513]      inet6_addr_add+0x12f/0xa40
[18252.852243][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18252.852243][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18252.852243][T19513]      netlink_rcv_skb+0x130/0x360
[18252.852243][T19513]      netlink_unicast+0x449/0x710
[18252.852243][T19513]      netlink_sendmsg+0x723/0xbe0
[18252.852243][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18252.852243][T19513]      ___sys_sendmsg+0xee/0x170
[18252.852243][T19513]      __sys_sendmsg+0xcd/0x170
[18252.852243][T19513]      do_syscall_64+0xc6/0x1e0
[18252.852243][T19513] 
[18252.854557][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18252.854557][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18252.854557][T19513]      ipv6_find_idev+0x102/0x170
[18252.854557][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18252.854557][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18252.854557][T19513]      netlink_rcv_skb+0x130/0x360
[18252.854557][T19513]      netlink_unicast+0x449/0x710
[18252.854557][T19513]      netlink_sendmsg+0x723/0xbe0
[18252.854557][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18252.854557][T19513]      ___sys_sendmsg+0xee/0x170
[18252.854557][T19513]      __sys_sendmsg+0xcd/0x170
[18252.854557][T19513]      do_syscall_64+0xc6/0x1e0
[18252.854557][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18252.854557][T19513] 
[18252.856836][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18252.856836][T19513]      neigh_parms_alloc+0x1e5/0x510
[18252.856836][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18252.856836][T19513]      ipv6_find_idev+0x102/0x170
[18252.856836][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18252.856836][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18252.856836][T19513]      netlink_rcv_skb+0x130/0x360
[18252.856836][T19513]      netlink_unicast+0x449/0x710
[18252.856836][T19513]      netlink_sendmsg+0x723/0xbe0
[18252.856836][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18252.856836][T19513]      ___sys_sendmsg+0xee/0x170
[18252.856836][T19513]      __sys_sendmsg+0xcd/0x170
[18252.856836][T19513]      do_syscall_64+0xc6/0x1e0
[18252.856836][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18252.856836][T19513] 
[18263.095258][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18263.096269][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18263.096269][T19513]      netdev_get_by_index+0x5e/0x80
[18263.096269][T19513]      fib6_nh_init+0x3d8/0x15b0
[18263.096269][T19513]      ip6_route_info_create+0xf18/0x17d0
[18263.096269][T19513]      ip6_route_add+0x1c/0x140
[18263.096269][T19513]      addrconf_prefix_route+0x2a6/0x430
[18263.096269][T19513]      inet6_addr_add+0x4f8/0xa40
[18263.096269][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18263.096269][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18263.096269][T19513]      netlink_rcv_skb+0x130/0x360
[18263.096269][T19513]      netlink_unicast+0x449/0x710
[18263.096269][T19513]      netlink_sendmsg+0x723/0xbe0
[18263.096269][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18263.096269][T19513]      ___sys_sendmsg+0xee/0x170
[18263.096269][T19513]      __sys_sendmsg+0xcd/0x170
[18263.096269][T19513]      do_syscall_64+0xc6/0x1e0
[18263.096269][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18263.096269][T19513] 
[18263.098652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18263.098652][T19513]      netdev_get_by_index+0x5e/0x80
[18263.098652][T19513]      fib6_nh_init+0x3d8/0x15b0
[18263.098652][T19513]      ip6_route_info_create+0xf18/0x17d0
[18263.098652][T19513]      addrconf_f6i_alloc+0x315/0x560
[18263.098652][T19513]      ipv6_add_addr+0x411/0x2000
[18263.098652][T19513]      inet6_addr_add+0x30e/0xa40
[18263.098652][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18263.098652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18263.098652][T19513]      netlink_rcv_skb+0x130/0x360
[18263.098652][T19513]      netlink_unicast+0x449/0x710
[18263.098652][T19513]      netlink_sendmsg+0x723/0xbe0
[18263.098652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18263.098652][T19513]      ___sys_sendmsg+0xee/0x170
[18263.098652][T19513]      __sys_sendmsg+0xcd/0x170
[18263.098652][T19513]      do_syscall_64+0xc6/0x1e0
[18263.098652][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18263.098652][T19513] 
[18263.100955][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18263.100955][T19513]      netdev_get_by_index+0x5e/0x80
[18263.100955][T19513]      fib6_nh_init+0x3d8/0x15b0
[18263.100955][T19513]      ip6_route_info_create+0xf18/0x17d0
[18263.100955][T19513]      ip6_route_add+0x1c/0x140
[18263.100955][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18263.100955][T19513]      addrconf_add_dev+0xe2/0x170
[18263.100955][T19513]      inet6_addr_add+0x12f/0xa40
[18263.100955][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18263.100955][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18263.100955][T19513]      netlink_rcv_skb+0x130/0x360
[18263.100955][T19513]      netlink_unicast+0x449/0x710
[18263.100955][T19513]      netlink_sendmsg+0x723/0xbe0
[18263.100955][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18263.100955][T19513]      ___sys_sendmsg+0xee/0x170
[18263.100955][T19513]      __sys_sendmsg+0xcd/0x170
[18263.100955][T19513]      do_syscall_64+0xc6/0x1e0
[18263.100955][T19513] 
[18263.103168][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18263.103168][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18263.103168][T19513]      ipv6_find_idev+0x102/0x170
[18263.103168][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18263.103168][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18263.103168][T19513]      netlink_rcv_skb+0x130/0x360
[18263.103168][T19513]      netlink_unicast+0x449/0x710
[18263.103168][T19513]      netlink_sendmsg+0x723/0xbe0
[18263.103168][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18263.103168][T19513]      ___sys_sendmsg+0xee/0x170
[18263.103168][T19513]      __sys_sendmsg+0xcd/0x170
[18263.103168][T19513]      do_syscall_64+0xc6/0x1e0
[18263.103168][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18263.103168][T19513] 
[18263.105573][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18263.105573][T19513]      neigh_parms_alloc+0x1e5/0x510
[18263.105573][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18263.105573][T19513]      ipv6_find_idev+0x102/0x170
[18263.105573][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18263.105573][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18263.105573][T19513]      netlink_rcv_skb+0x130/0x360
[18263.105573][T19513]      netlink_unicast+0x449/0x710
[18263.105573][T19513]      netlink_sendmsg+0x723/0xbe0
[18263.105573][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18263.105573][T19513]      ___sys_sendmsg+0xee/0x170
[18263.105573][T19513]      __sys_sendmsg+0xcd/0x170
[18263.105573][T19513]      do_syscall_64+0xc6/0x1e0
[18263.105573][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18263.105573][T19513] 
[18273.343222][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18273.343734][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18273.343734][T19513]      netdev_get_by_index+0x5e/0x80
[18273.343734][T19513]      fib6_nh_init+0x3d8/0x15b0
[18273.343734][T19513]      ip6_route_info_create+0xf18/0x17d0
[18273.343734][T19513]      ip6_route_add+0x1c/0x140
[18273.343734][T19513]      addrconf_prefix_route+0x2a6/0x430
[18273.343734][T19513]      inet6_addr_add+0x4f8/0xa40
[18273.343734][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18273.343734][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18273.343734][T19513]      netlink_rcv_skb+0x130/0x360
[18273.343734][T19513]      netlink_unicast+0x449/0x710
[18273.343734][T19513]      netlink_sendmsg+0x723/0xbe0
[18273.343734][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18273.343734][T19513]      ___sys_sendmsg+0xee/0x170
[18273.343734][T19513]      __sys_sendmsg+0xcd/0x170
[18273.343734][T19513]      do_syscall_64+0xc6/0x1e0
[18273.343734][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18273.343734][T19513] 
[18273.346045][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18273.346045][T19513]      netdev_get_by_index+0x5e/0x80
[18273.346045][T19513]      fib6_nh_init+0x3d8/0x15b0
[18273.346045][T19513]      ip6_route_info_create+0xf18/0x17d0
[18273.346045][T19513]      addrconf_f6i_alloc+0x315/0x560
[18273.346045][T19513]      ipv6_add_addr+0x411/0x2000
[18273.346045][T19513]      inet6_addr_add+0x30e/0xa40
[18273.346045][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18273.346045][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18273.346045][T19513]      netlink_rcv_skb+0x130/0x360
[18273.346045][T19513]      netlink_unicast+0x449/0x710
[18273.346045][T19513]      netlink_sendmsg+0x723/0xbe0
[18273.346045][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18273.346045][T19513]      ___sys_sendmsg+0xee/0x170
[18273.346045][T19513]      __sys_sendmsg+0xcd/0x170
[18273.346045][T19513]      do_syscall_64+0xc6/0x1e0
[18273.346045][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18273.346045][T19513] 
[18273.348342][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18273.348342][T19513]      netdev_get_by_index+0x5e/0x80
[18273.348342][T19513]      fib6_nh_init+0x3d8/0x15b0
[18273.348342][T19513]      ip6_route_info_create+0xf18/0x17d0
[18273.348342][T19513]      ip6_route_add+0x1c/0x140
[18273.348342][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18273.348342][T19513]      addrconf_add_dev+0xe2/0x170
[18273.348342][T19513]      inet6_addr_add+0x12f/0xa40
[18273.348342][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18273.348342][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18273.348342][T19513]      netlink_rcv_skb+0x130/0x360
[18273.348342][T19513]      netlink_unicast+0x449/0x710
[18273.348342][T19513]      netlink_sendmsg+0x723/0xbe0
[18273.348342][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18273.348342][T19513]      ___sys_sendmsg+0xee/0x170
[18273.348342][T19513]      __sys_sendmsg+0xcd/0x170
[18273.348342][T19513]      do_syscall_64+0xc6/0x1e0
[18273.348342][T19513] 
[18273.350559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18273.350559][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18273.350559][T19513]      ipv6_find_idev+0x102/0x170
[18273.350559][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18273.350559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18273.350559][T19513]      netlink_rcv_skb+0x130/0x360
[18273.350559][T19513]      netlink_unicast+0x449/0x710
[18273.350559][T19513]      netlink_sendmsg+0x723/0xbe0
[18273.350559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18273.350559][T19513]      ___sys_sendmsg+0xee/0x170
[18273.350559][T19513]      __sys_sendmsg+0xcd/0x170
[18273.350559][T19513]      do_syscall_64+0xc6/0x1e0
[18273.350559][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18273.350559][T19513] 
[18273.352294][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18273.352294][T19513]      neigh_parms_alloc+0x1e5/0x510
[18273.352294][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18273.352294][T19513]      ipv6_find_idev+0x102/0x170
[18273.352294][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18273.352294][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18273.352294][T19513]      netlink_rcv_skb+0x130/0x360
[18273.352294][T19513]      netlink_unicast+0x449/0x710
[18273.352294][T19513]      netlink_sendmsg+0x723/0xbe0
[18273.352294][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18273.352294][T19513]      ___sys_sendmsg+0xee/0x170
[18273.352294][T19513]      __sys_sendmsg+0xcd/0x170
[18273.352294][T19513]      do_syscall_64+0xc6/0x1e0
[18273.352294][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18273.352294][T19513] 
[18283.591137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18283.591641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18283.591641][T19513]      netdev_get_by_index+0x5e/0x80
[18283.591641][T19513]      fib6_nh_init+0x3d8/0x15b0
[18283.591641][T19513]      ip6_route_info_create+0xf18/0x17d0
[18283.591641][T19513]      ip6_route_add+0x1c/0x140
[18283.591641][T19513]      addrconf_prefix_route+0x2a6/0x430
[18283.591641][T19513]      inet6_addr_add+0x4f8/0xa40
[18283.591641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18283.591641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18283.591641][T19513]      netlink_rcv_skb+0x130/0x360
[18283.591641][T19513]      netlink_unicast+0x449/0x710
[18283.591641][T19513]      netlink_sendmsg+0x723/0xbe0
[18283.591641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18283.591641][T19513]      ___sys_sendmsg+0xee/0x170
[18283.591641][T19513]      __sys_sendmsg+0xcd/0x170
[18283.591641][T19513]      do_syscall_64+0xc6/0x1e0
[18283.591641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18283.591641][T19513] 
[18283.593978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18283.593978][T19513]      netdev_get_by_index+0x5e/0x80
[18283.593978][T19513]      fib6_nh_init+0x3d8/0x15b0
[18283.593978][T19513]      ip6_route_info_create+0xf18/0x17d0
[18283.593978][T19513]      addrconf_f6i_alloc+0x315/0x560
[18283.593978][T19513]      ipv6_add_addr+0x411/0x2000
[18283.593978][T19513]      inet6_addr_add+0x30e/0xa40
[18283.593978][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18283.593978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18283.593978][T19513]      netlink_rcv_skb+0x130/0x360
[18283.593978][T19513]      netlink_unicast+0x449/0x710
[18283.593978][T19513]      netlink_sendmsg+0x723/0xbe0
[18283.593978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18283.593978][T19513]      ___sys_sendmsg+0xee/0x170
[18283.593978][T19513]      __sys_sendmsg+0xcd/0x170
[18283.593978][T19513]      do_syscall_64+0xc6/0x1e0
[18283.593978][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18283.593978][T19513] 
[18283.596248][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18283.596248][T19513]      netdev_get_by_index+0x5e/0x80
[18283.596248][T19513]      fib6_nh_init+0x3d8/0x15b0
[18283.596248][T19513]      ip6_route_info_create+0xf18/0x17d0
[18283.596248][T19513]      ip6_route_add+0x1c/0x140
[18283.596248][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18283.596248][T19513]      addrconf_add_dev+0xe2/0x170
[18283.596248][T19513]      inet6_addr_add+0x12f/0xa40
[18283.596248][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18283.596248][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18283.596248][T19513]      netlink_rcv_skb+0x130/0x360
[18283.596248][T19513]      netlink_unicast+0x449/0x710
[18283.596248][T19513]      netlink_sendmsg+0x723/0xbe0
[18283.596248][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18283.596248][T19513]      ___sys_sendmsg+0xee/0x170
[18283.596248][T19513]      __sys_sendmsg+0xcd/0x170
[18283.596248][T19513]      do_syscall_64+0xc6/0x1e0
[18283.596248][T19513] 
[18283.598470][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18283.598470][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18283.598470][T19513]      ipv6_find_idev+0x102/0x170
[18283.598470][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18283.598470][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18283.598470][T19513]      netlink_rcv_skb+0x130/0x360
[18283.598470][T19513]      netlink_unicast+0x449/0x710
[18283.598470][T19513]      netlink_sendmsg+0x723/0xbe0
[18283.598470][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18283.598470][T19513]      ___sys_sendmsg+0xee/0x170
[18283.598470][T19513]      __sys_sendmsg+0xcd/0x170
[18283.598470][T19513]      do_syscall_64+0xc6/0x1e0
[18283.598470][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18283.598470][T19513] 
[18283.600207][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18283.600207][T19513]      neigh_parms_alloc+0x1e5/0x510
[18283.600207][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18283.600207][T19513]      ipv6_find_idev+0x102/0x170
[18283.600207][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18283.600207][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18283.600207][T19513]      netlink_rcv_skb+0x130/0x360
[18283.600207][T19513]      netlink_unicast+0x449/0x710
[18283.600207][T19513]      netlink_sendmsg+0x723/0xbe0
[18283.600207][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18283.600207][T19513]      ___sys_sendmsg+0xee/0x170
[18283.600207][T19513]      __sys_sendmsg+0xcd/0x170
[18283.600207][T19513]      do_syscall_64+0xc6/0x1e0
[18283.600207][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18283.600207][T19513] 
[18293.695131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18293.695647][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18293.695647][T19513]      netdev_get_by_index+0x5e/0x80
[18293.695647][T19513]      fib6_nh_init+0x3d8/0x15b0
[18293.695647][T19513]      ip6_route_info_create+0xf18/0x17d0
[18293.695647][T19513]      ip6_route_add+0x1c/0x140
[18293.695647][T19513]      addrconf_prefix_route+0x2a6/0x430
[18293.695647][T19513]      inet6_addr_add+0x4f8/0xa40
[18293.695647][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18293.695647][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18293.695647][T19513]      netlink_rcv_skb+0x130/0x360
[18293.695647][T19513]      netlink_unicast+0x449/0x710
[18293.695647][T19513]      netlink_sendmsg+0x723/0xbe0
[18293.695647][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18293.695647][T19513]      ___sys_sendmsg+0xee/0x170
[18293.695647][T19513]      __sys_sendmsg+0xcd/0x170
[18293.695647][T19513]      do_syscall_64+0xc6/0x1e0
[18293.695647][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18293.695647][T19513] 
[18293.697928][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18293.697928][T19513]      netdev_get_by_index+0x5e/0x80
[18293.697928][T19513]      fib6_nh_init+0x3d8/0x15b0
[18293.697928][T19513]      ip6_route_info_create+0xf18/0x17d0
[18293.697928][T19513]      addrconf_f6i_alloc+0x315/0x560
[18293.697928][T19513]      ipv6_add_addr+0x411/0x2000
[18293.697928][T19513]      inet6_addr_add+0x30e/0xa40
[18293.697928][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18293.697928][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18293.697928][T19513]      netlink_rcv_skb+0x130/0x360
[18293.697928][T19513]      netlink_unicast+0x449/0x710
[18293.697928][T19513]      netlink_sendmsg+0x723/0xbe0
[18293.697928][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18293.697928][T19513]      ___sys_sendmsg+0xee/0x170
[18293.697928][T19513]      __sys_sendmsg+0xcd/0x170
[18293.697928][T19513]      do_syscall_64+0xc6/0x1e0
[18293.697928][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18293.697928][T19513] 
[18293.700194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18293.700194][T19513]      netdev_get_by_index+0x5e/0x80
[18293.700194][T19513]      fib6_nh_init+0x3d8/0x15b0
[18293.700194][T19513]      ip6_route_info_create+0xf18/0x17d0
[18293.700194][T19513]      ip6_route_add+0x1c/0x140
[18293.700194][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18293.700194][T19513]      addrconf_add_dev+0xe2/0x170
[18293.700194][T19513]      inet6_addr_add+0x12f/0xa40
[18293.700194][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18293.700194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18293.700194][T19513]      netlink_rcv_skb+0x130/0x360
[18293.700194][T19513]      netlink_unicast+0x449/0x710
[18293.700194][T19513]      netlink_sendmsg+0x723/0xbe0
[18293.700194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18293.700194][T19513]      ___sys_sendmsg+0xee/0x170
[18293.700194][T19513]      __sys_sendmsg+0xcd/0x170
[18293.700194][T19513]      do_syscall_64+0xc6/0x1e0
[18293.700194][T19513] 
[18293.702433][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18293.702433][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18293.702433][T19513]      ipv6_find_idev+0x102/0x170
[18293.702433][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18293.702433][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18293.702433][T19513]      netlink_rcv_skb+0x130/0x360
[18293.702433][T19513]      netlink_unicast+0x449/0x710
[18293.702433][T19513]      netlink_sendmsg+0x723/0xbe0
[18293.702433][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18293.702433][T19513]      ___sys_sendmsg+0xee/0x170
[18293.702433][T19513]      __sys_sendmsg+0xcd/0x170
[18293.702433][T19513]      do_syscall_64+0xc6/0x1e0
[18293.702433][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18293.702433][T19513] 
[18293.704223][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18293.704223][T19513]      neigh_parms_alloc+0x1e5/0x510
[18293.704223][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18293.704223][T19513]      ipv6_find_idev+0x102/0x170
[18293.704223][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18293.704223][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18293.704223][T19513]      netlink_rcv_skb+0x130/0x360
[18293.704223][T19513]      netlink_unicast+0x449/0x710
[18293.704223][T19513]      netlink_sendmsg+0x723/0xbe0
[18293.704223][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18293.704223][T19513]      ___sys_sendmsg+0xee/0x170
[18293.704223][T19513]      __sys_sendmsg+0xcd/0x170
[18293.704223][T19513]      do_syscall_64+0xc6/0x1e0
[18293.704223][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18293.704223][T19513] 
[18303.863208][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18303.864241][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18303.864241][T19513]      netdev_get_by_index+0x5e/0x80
[18303.864241][T19513]      fib6_nh_init+0x3d8/0x15b0
[18303.864241][T19513]      ip6_route_info_create+0xf18/0x17d0
[18303.864241][T19513]      ip6_route_add+0x1c/0x140
[18303.864241][T19513]      addrconf_prefix_route+0x2a6/0x430
[18303.864241][T19513]      inet6_addr_add+0x4f8/0xa40
[18303.864241][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18303.864241][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18303.864241][T19513]      netlink_rcv_skb+0x130/0x360
[18303.864241][T19513]      netlink_unicast+0x449/0x710
[18303.864241][T19513]      netlink_sendmsg+0x723/0xbe0
[18303.864241][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18303.864241][T19513]      ___sys_sendmsg+0xee/0x170
[18303.864241][T19513]      __sys_sendmsg+0xcd/0x170
[18303.864241][T19513]      do_syscall_64+0xc6/0x1e0
[18303.864241][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18303.864241][T19513] 
[18303.866561][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18303.866561][T19513]      netdev_get_by_index+0x5e/0x80
[18303.866561][T19513]      fib6_nh_init+0x3d8/0x15b0
[18303.866561][T19513]      ip6_route_info_create+0xf18/0x17d0
[18303.866561][T19513]      addrconf_f6i_alloc+0x315/0x560
[18303.866561][T19513]      ipv6_add_addr+0x411/0x2000
[18303.866561][T19513]      inet6_addr_add+0x30e/0xa40
[18303.866561][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18303.866561][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18303.866561][T19513]      netlink_rcv_skb+0x130/0x360
[18303.866561][T19513]      netlink_unicast+0x449/0x710
[18303.866561][T19513]      netlink_sendmsg+0x723/0xbe0
[18303.866561][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18303.866561][T19513]      ___sys_sendmsg+0xee/0x170
[18303.866561][T19513]      __sys_sendmsg+0xcd/0x170
[18303.866561][T19513]      do_syscall_64+0xc6/0x1e0
[18303.866561][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18303.866561][T19513] 
[18303.868856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18303.868856][T19513]      netdev_get_by_index+0x5e/0x80
[18303.868856][T19513]      fib6_nh_init+0x3d8/0x15b0
[18303.868856][T19513]      ip6_route_info_create+0xf18/0x17d0
[18303.868856][T19513]      ip6_route_add+0x1c/0x140
[18303.868856][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18303.868856][T19513]      addrconf_add_dev+0xe2/0x170
[18303.868856][T19513]      inet6_addr_add+0x12f/0xa40
[18303.868856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18303.868856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18303.868856][T19513]      netlink_rcv_skb+0x130/0x360
[18303.868856][T19513]      netlink_unicast+0x449/0x710
[18303.868856][T19513]      netlink_sendmsg+0x723/0xbe0
[18303.868856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18303.868856][T19513]      ___sys_sendmsg+0xee/0x170
[18303.868856][T19513]      __sys_sendmsg+0xcd/0x170
[18303.868856][T19513]      do_syscall_64+0xc6/0x1e0
[18303.868856][T19513] 
[18303.871134][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18303.871134][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18303.871134][T19513]      ipv6_find_idev+0x102/0x170
[18303.871134][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18303.871134][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18303.871134][T19513]      netlink_rcv_skb+0x130/0x360
[18303.871134][T19513]      netlink_unicast+0x449/0x710
[18303.871134][T19513]      netlink_sendmsg+0x723/0xbe0
[18303.871134][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18303.871134][T19513]      ___sys_sendmsg+0xee/0x170
[18303.871134][T19513]      __sys_sendmsg+0xcd/0x170
[18303.871134][T19513]      do_syscall_64+0xc6/0x1e0
[18303.871134][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18303.871134][T19513] 
[18303.872910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18303.872910][T19513]      neigh_parms_alloc+0x1e5/0x510
[18303.872910][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18303.872910][T19513]      ipv6_find_idev+0x102/0x170
[18303.872910][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18303.872910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18303.872910][T19513]      netlink_rcv_skb+0x130/0x360
[18303.872910][T19513]      netlink_unicast+0x449/0x710
[18303.872910][T19513]      netlink_sendmsg+0x723/0xbe0
[18303.872910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18303.872910][T19513]      ___sys_sendmsg+0xee/0x170
[18303.872910][T19513]      __sys_sendmsg+0xcd/0x170
[18303.872910][T19513]      do_syscall_64+0xc6/0x1e0
[18303.872910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18303.872910][T19513] 
[18314.127236][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18314.128037][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18314.128037][T19513]      netdev_get_by_index+0x5e/0x80
[18314.128037][T19513]      fib6_nh_init+0x3d8/0x15b0
[18314.128037][T19513]      ip6_route_info_create+0xf18/0x17d0
[18314.128037][T19513]      ip6_route_add+0x1c/0x140
[18314.128037][T19513]      addrconf_prefix_route+0x2a6/0x430
[18314.128037][T19513]      inet6_addr_add+0x4f8/0xa40
[18314.128037][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18314.128037][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18314.128037][T19513]      netlink_rcv_skb+0x130/0x360
[18314.128037][T19513]      netlink_unicast+0x449/0x710
[18314.128037][T19513]      netlink_sendmsg+0x723/0xbe0
[18314.128037][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18314.128037][T19513]      ___sys_sendmsg+0xee/0x170
[18314.128037][T19513]      __sys_sendmsg+0xcd/0x170
[18314.128037][T19513]      do_syscall_64+0xc6/0x1e0
[18314.128037][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18314.128037][T19513] 
[18314.130384][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18314.130384][T19513]      netdev_get_by_index+0x5e/0x80
[18314.130384][T19513]      fib6_nh_init+0x3d8/0x15b0
[18314.130384][T19513]      ip6_route_info_create+0xf18/0x17d0
[18314.130384][T19513]      addrconf_f6i_alloc+0x315/0x560
[18314.130384][T19513]      ipv6_add_addr+0x411/0x2000
[18314.130384][T19513]      inet6_addr_add+0x30e/0xa40
[18314.130384][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18314.130384][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18314.130384][T19513]      netlink_rcv_skb+0x130/0x360
[18314.130384][T19513]      netlink_unicast+0x449/0x710
[18314.130384][T19513]      netlink_sendmsg+0x723/0xbe0
[18314.130384][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18314.130384][T19513]      ___sys_sendmsg+0xee/0x170
[18314.130384][T19513]      __sys_sendmsg+0xcd/0x170
[18314.130384][T19513]      do_syscall_64+0xc6/0x1e0
[18314.130384][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18314.130384][T19513] 
[18314.132736][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18314.132736][T19513]      netdev_get_by_index+0x5e/0x80
[18314.132736][T19513]      fib6_nh_init+0x3d8/0x15b0
[18314.132736][T19513]      ip6_route_info_create+0xf18/0x17d0
[18314.132736][T19513]      ip6_route_add+0x1c/0x140
[18314.132736][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18314.132736][T19513]      addrconf_add_dev+0xe2/0x170
[18314.132736][T19513]      inet6_addr_add+0x12f/0xa40
[18314.132736][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18314.132736][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18314.132736][T19513]      netlink_rcv_skb+0x130/0x360
[18314.132736][T19513]      netlink_unicast+0x449/0x710
[18314.132736][T19513]      netlink_sendmsg+0x723/0xbe0
[18314.132736][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18314.132736][T19513]      ___sys_sendmsg+0xee/0x170
[18314.132736][T19513]      __sys_sendmsg+0xcd/0x170
[18314.132736][T19513]      do_syscall_64+0xc6/0x1e0
[18314.132736][T19513] 
[18314.135010][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18314.135010][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18314.135010][T19513]      ipv6_find_idev+0x102/0x170
[18314.135010][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18314.135010][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18314.135010][T19513]      netlink_rcv_skb+0x130/0x360
[18314.135010][T19513]      netlink_unicast+0x449/0x710
[18314.135010][T19513]      netlink_sendmsg+0x723/0xbe0
[18314.135010][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18314.135010][T19513]      ___sys_sendmsg+0xee/0x170
[18314.135010][T19513]      __sys_sendmsg+0xcd/0x170
[18314.135010][T19513]      do_syscall_64+0xc6/0x1e0
[18314.135010][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18314.135010][T19513] 
[18314.136763][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18314.136763][T19513]      neigh_parms_alloc+0x1e5/0x510
[18314.136763][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18314.136763][T19513]      ipv6_find_idev+0x102/0x170
[18314.136763][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18314.136763][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18314.136763][T19513]      netlink_rcv_skb+0x130/0x360
[18314.136763][T19513]      netlink_unicast+0x449/0x710
[18314.136763][T19513]      netlink_sendmsg+0x723/0xbe0
[18314.136763][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18314.136763][T19513]      ___sys_sendmsg+0xee/0x170
[18314.136763][T19513]      __sys_sendmsg+0xcd/0x170
[18314.136763][T19513]      do_syscall_64+0xc6/0x1e0
[18314.136763][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18314.136763][T19513] 
[18324.383127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18324.383595][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18324.383595][T19513]      netdev_get_by_index+0x5e/0x80
[18324.383595][T19513]      fib6_nh_init+0x3d8/0x15b0
[18324.383595][T19513]      ip6_route_info_create+0xf18/0x17d0
[18324.383595][T19513]      ip6_route_add+0x1c/0x140
[18324.383595][T19513]      addrconf_prefix_route+0x2a6/0x430
[18324.383595][T19513]      inet6_addr_add+0x4f8/0xa40
[18324.383595][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18324.383595][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18324.383595][T19513]      netlink_rcv_skb+0x130/0x360
[18324.383595][T19513]      netlink_unicast+0x449/0x710
[18324.383595][T19513]      netlink_sendmsg+0x723/0xbe0
[18324.383595][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18324.383595][T19513]      ___sys_sendmsg+0xee/0x170
[18324.383595][T19513]      __sys_sendmsg+0xcd/0x170
[18324.383595][T19513]      do_syscall_64+0xc6/0x1e0
[18324.383595][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18324.383595][T19513] 
[18324.385820][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18324.385820][T19513]      netdev_get_by_index+0x5e/0x80
[18324.385820][T19513]      fib6_nh_init+0x3d8/0x15b0
[18324.385820][T19513]      ip6_route_info_create+0xf18/0x17d0
[18324.385820][T19513]      addrconf_f6i_alloc+0x315/0x560
[18324.385820][T19513]      ipv6_add_addr+0x411/0x2000
[18324.385820][T19513]      inet6_addr_add+0x30e/0xa40
[18324.385820][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18324.385820][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18324.385820][T19513]      netlink_rcv_skb+0x130/0x360
[18324.385820][T19513]      netlink_unicast+0x449/0x710
[18324.385820][T19513]      netlink_sendmsg+0x723/0xbe0
[18324.385820][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18324.385820][T19513]      ___sys_sendmsg+0xee/0x170
[18324.385820][T19513]      __sys_sendmsg+0xcd/0x170
[18324.385820][T19513]      do_syscall_64+0xc6/0x1e0
[18324.385820][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18324.385820][T19513] 
[18324.388022][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18324.388022][T19513]      netdev_get_by_index+0x5e/0x80
[18324.388022][T19513]      fib6_nh_init+0x3d8/0x15b0
[18324.388022][T19513]      ip6_route_info_create+0xf18/0x17d0
[18324.388022][T19513]      ip6_route_add+0x1c/0x140
[18324.388022][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18324.388022][T19513]      addrconf_add_dev+0xe2/0x170
[18324.388022][T19513]      inet6_addr_add+0x12f/0xa40
[18324.388022][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18324.388022][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18324.388022][T19513]      netlink_rcv_skb+0x130/0x360
[18324.388022][T19513]      netlink_unicast+0x449/0x710
[18324.388022][T19513]      netlink_sendmsg+0x723/0xbe0
[18324.388022][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18324.388022][T19513]      ___sys_sendmsg+0xee/0x170
[18324.388022][T19513]      __sys_sendmsg+0xcd/0x170
[18324.388022][T19513]      do_syscall_64+0xc6/0x1e0
[18324.388022][T19513] 
[18324.390189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18324.390189][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18324.390189][T19513]      ipv6_find_idev+0x102/0x170
[18324.390189][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18324.390189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18324.390189][T19513]      netlink_rcv_skb+0x130/0x360
[18324.390189][T19513]      netlink_unicast+0x449/0x710
[18324.390189][T19513]      netlink_sendmsg+0x723/0xbe0
[18324.390189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18324.390189][T19513]      ___sys_sendmsg+0xee/0x170
[18324.390189][T19513]      __sys_sendmsg+0xcd/0x170
[18324.390189][T19513]      do_syscall_64+0xc6/0x1e0
[18324.390189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18324.390189][T19513] 
[18324.391878][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18324.391878][T19513]      neigh_parms_alloc+0x1e5/0x510
[18324.391878][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18324.391878][T19513]      ipv6_find_idev+0x102/0x170
[18324.391878][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18324.391878][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18324.391878][T19513]      netlink_rcv_skb+0x130/0x360
[18324.391878][T19513]      netlink_unicast+0x449/0x710
[18324.391878][T19513]      netlink_sendmsg+0x723/0xbe0
[18324.391878][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18324.391878][T19513]      ___sys_sendmsg+0xee/0x170
[18324.391878][T19513]      __sys_sendmsg+0xcd/0x170
[18324.391878][T19513]      do_syscall_64+0xc6/0x1e0
[18324.391878][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18324.391878][T19513] 
[18334.839282][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18334.840264][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18334.840264][T19513]      netdev_get_by_index+0x5e/0x80
[18334.840264][T19513]      fib6_nh_init+0x3d8/0x15b0
[18334.840264][T19513]      ip6_route_info_create+0xf18/0x17d0
[18334.840264][T19513]      ip6_route_add+0x1c/0x140
[18334.840264][T19513]      addrconf_prefix_route+0x2a6/0x430
[18334.840264][T19513]      inet6_addr_add+0x4f8/0xa40
[18334.840264][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18334.840264][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18334.840264][T19513]      netlink_rcv_skb+0x130/0x360
[18334.840264][T19513]      netlink_unicast+0x449/0x710
[18334.840264][T19513]      netlink_sendmsg+0x723/0xbe0
[18334.840264][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18334.840264][T19513]      ___sys_sendmsg+0xee/0x170
[18334.840264][T19513]      __sys_sendmsg+0xcd/0x170
[18334.840264][T19513]      do_syscall_64+0xc6/0x1e0
[18334.840264][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18334.840264][T19513] 
[18334.842491][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18334.842491][T19513]      netdev_get_by_index+0x5e/0x80
[18334.842491][T19513]      fib6_nh_init+0x3d8/0x15b0
[18334.842491][T19513]      ip6_route_info_create+0xf18/0x17d0
[18334.842491][T19513]      addrconf_f6i_alloc+0x315/0x560
[18334.842491][T19513]      ipv6_add_addr+0x411/0x2000
[18334.842491][T19513]      inet6_addr_add+0x30e/0xa40
[18334.842491][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18334.842491][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18334.842491][T19513]      netlink_rcv_skb+0x130/0x360
[18334.842491][T19513]      netlink_unicast+0x449/0x710
[18334.842491][T19513]      netlink_sendmsg+0x723/0xbe0
[18334.842491][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18334.842491][T19513]      ___sys_sendmsg+0xee/0x170
[18334.842491][T19513]      __sys_sendmsg+0xcd/0x170
[18334.842491][T19513]      do_syscall_64+0xc6/0x1e0
[18334.842491][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18334.842491][T19513] 
[18334.844773][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18334.844773][T19513]      netdev_get_by_index+0x5e/0x80
[18334.844773][T19513]      fib6_nh_init+0x3d8/0x15b0
[18334.844773][T19513]      ip6_route_info_create+0xf18/0x17d0
[18334.844773][T19513]      ip6_route_add+0x1c/0x140
[18334.844773][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18334.844773][T19513]      addrconf_add_dev+0xe2/0x170
[18334.844773][T19513]      inet6_addr_add+0x12f/0xa40
[18334.844773][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18334.844773][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18334.844773][T19513]      netlink_rcv_skb+0x130/0x360
[18334.844773][T19513]      netlink_unicast+0x449/0x710
[18334.844773][T19513]      netlink_sendmsg+0x723/0xbe0
[18334.844773][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18334.844773][T19513]      ___sys_sendmsg+0xee/0x170
[18334.844773][T19513]      __sys_sendmsg+0xcd/0x170
[18334.844773][T19513]      do_syscall_64+0xc6/0x1e0
[18334.844773][T19513] 
[18334.846940][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18334.846940][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18334.846940][T19513]      ipv6_find_idev+0x102/0x170
[18334.846940][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18334.846940][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18334.846940][T19513]      netlink_rcv_skb+0x130/0x360
[18334.846940][T19513]      netlink_unicast+0x449/0x710
[18334.846940][T19513]      netlink_sendmsg+0x723/0xbe0
[18334.846940][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18334.846940][T19513]      ___sys_sendmsg+0xee/0x170
[18334.846940][T19513]      __sys_sendmsg+0xcd/0x170
[18334.846940][T19513]      do_syscall_64+0xc6/0x1e0
[18334.846940][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18334.846940][T19513] 
[18334.848609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18334.848609][T19513]      neigh_parms_alloc+0x1e5/0x510
[18334.848609][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18334.848609][T19513]      ipv6_find_idev+0x102/0x170
[18334.848609][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18334.848609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18334.848609][T19513]      netlink_rcv_skb+0x130/0x360
[18334.848609][T19513]      netlink_unicast+0x449/0x710
[18334.848609][T19513]      netlink_sendmsg+0x723/0xbe0
[18334.848609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18334.848609][T19513]      ___sys_sendmsg+0xee/0x170
[18334.848609][T19513]      __sys_sendmsg+0xcd/0x170
[18334.848609][T19513]      do_syscall_64+0xc6/0x1e0
[18334.848609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18334.848609][T19513] 
[18345.095159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18345.095623][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18345.095623][T19513]      netdev_get_by_index+0x5e/0x80
[18345.095623][T19513]      fib6_nh_init+0x3d8/0x15b0
[18345.095623][T19513]      ip6_route_info_create+0xf18/0x17d0
[18345.095623][T19513]      ip6_route_add+0x1c/0x140
[18345.095623][T19513]      addrconf_prefix_route+0x2a6/0x430
[18345.095623][T19513]      inet6_addr_add+0x4f8/0xa40
[18345.095623][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18345.095623][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18345.095623][T19513]      netlink_rcv_skb+0x130/0x360
[18345.095623][T19513]      netlink_unicast+0x449/0x710
[18345.095623][T19513]      netlink_sendmsg+0x723/0xbe0
[18345.095623][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18345.095623][T19513]      ___sys_sendmsg+0xee/0x170
[18345.095623][T19513]      __sys_sendmsg+0xcd/0x170
[18345.095623][T19513]      do_syscall_64+0xc6/0x1e0
[18345.095623][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18345.095623][T19513] 
[18345.097859][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18345.097859][T19513]      netdev_get_by_index+0x5e/0x80
[18345.097859][T19513]      fib6_nh_init+0x3d8/0x15b0
[18345.097859][T19513]      ip6_route_info_create+0xf18/0x17d0
[18345.097859][T19513]      addrconf_f6i_alloc+0x315/0x560
[18345.097859][T19513]      ipv6_add_addr+0x411/0x2000
[18345.097859][T19513]      inet6_addr_add+0x30e/0xa40
[18345.097859][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18345.097859][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18345.097859][T19513]      netlink_rcv_skb+0x130/0x360
[18345.097859][T19513]      netlink_unicast+0x449/0x710
[18345.097859][T19513]      netlink_sendmsg+0x723/0xbe0
[18345.097859][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18345.097859][T19513]      ___sys_sendmsg+0xee/0x170
[18345.097859][T19513]      __sys_sendmsg+0xcd/0x170
[18345.097859][T19513]      do_syscall_64+0xc6/0x1e0
[18345.097859][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18345.097859][T19513] 
[18345.100025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18345.100025][T19513]      netdev_get_by_index+0x5e/0x80
[18345.100025][T19513]      fib6_nh_init+0x3d8/0x15b0
[18345.100025][T19513]      ip6_route_info_create+0xf18/0x17d0
[18345.100025][T19513]      ip6_route_add+0x1c/0x140
[18345.100025][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18345.100025][T19513]      addrconf_add_dev+0xe2/0x170
[18345.100025][T19513]      inet6_addr_add+0x12f/0xa40
[18345.100025][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18345.100025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18345.100025][T19513]      netlink_rcv_skb+0x130/0x360
[18345.100025][T19513]      netlink_unicast+0x449/0x710
[18345.100025][T19513]      netlink_sendmsg+0x723/0xbe0
[18345.100025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18345.100025][T19513]      ___sys_sendmsg+0xee/0x170
[18345.100025][T19513]      __sys_sendmsg+0xcd/0x170
[18345.100025][T19513]      do_syscall_64+0xc6/0x1e0
[18345.100025][T19513] 
[18345.102211][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18345.102211][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18345.102211][T19513]      ipv6_find_idev+0x102/0x170
[18345.102211][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18345.102211][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18345.102211][T19513]      netlink_rcv_skb+0x130/0x360
[18345.102211][T19513]      netlink_unicast+0x449/0x710
[18345.102211][T19513]      netlink_sendmsg+0x723/0xbe0
[18345.102211][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18345.102211][T19513]      ___sys_sendmsg+0xee/0x170
[18345.102211][T19513]      __sys_sendmsg+0xcd/0x170
[18345.102211][T19513]      do_syscall_64+0xc6/0x1e0
[18345.102211][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18345.102211][T19513] 
[18345.103882][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18345.103882][T19513]      neigh_parms_alloc+0x1e5/0x510
[18345.103882][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18345.103882][T19513]      ipv6_find_idev+0x102/0x170
[18345.103882][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18345.103882][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18345.103882][T19513]      netlink_rcv_skb+0x130/0x360
[18345.103882][T19513]      netlink_unicast+0x449/0x710
[18345.103882][T19513]      netlink_sendmsg+0x723/0xbe0
[18345.103882][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18345.103882][T19513]      ___sys_sendmsg+0xee/0x170
[18345.103882][T19513]      __sys_sendmsg+0xcd/0x170
[18345.103882][T19513]      do_syscall_64+0xc6/0x1e0
[18345.103882][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18345.103882][T19513] 
[18355.351224][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18355.351733][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18355.351733][T19513]      netdev_get_by_index+0x5e/0x80
[18355.351733][T19513]      fib6_nh_init+0x3d8/0x15b0
[18355.351733][T19513]      ip6_route_info_create+0xf18/0x17d0
[18355.351733][T19513]      ip6_route_add+0x1c/0x140
[18355.351733][T19513]      addrconf_prefix_route+0x2a6/0x430
[18355.351733][T19513]      inet6_addr_add+0x4f8/0xa40
[18355.351733][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18355.351733][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18355.351733][T19513]      netlink_rcv_skb+0x130/0x360
[18355.351733][T19513]      netlink_unicast+0x449/0x710
[18355.351733][T19513]      netlink_sendmsg+0x723/0xbe0
[18355.351733][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18355.351733][T19513]      ___sys_sendmsg+0xee/0x170
[18355.351733][T19513]      __sys_sendmsg+0xcd/0x170
[18355.351733][T19513]      do_syscall_64+0xc6/0x1e0
[18355.351733][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18355.351733][T19513] 
[18355.353991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18355.353991][T19513]      netdev_get_by_index+0x5e/0x80
[18355.353991][T19513]      fib6_nh_init+0x3d8/0x15b0
[18355.353991][T19513]      ip6_route_info_create+0xf18/0x17d0
[18355.353991][T19513]      addrconf_f6i_alloc+0x315/0x560
[18355.353991][T19513]      ipv6_add_addr+0x411/0x2000
[18355.353991][T19513]      inet6_addr_add+0x30e/0xa40
[18355.353991][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18355.353991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18355.353991][T19513]      netlink_rcv_skb+0x130/0x360
[18355.353991][T19513]      netlink_unicast+0x449/0x710
[18355.353991][T19513]      netlink_sendmsg+0x723/0xbe0
[18355.353991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18355.353991][T19513]      ___sys_sendmsg+0xee/0x170
[18355.353991][T19513]      __sys_sendmsg+0xcd/0x170
[18355.353991][T19513]      do_syscall_64+0xc6/0x1e0
[18355.353991][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18355.353991][T19513] 
[18355.356156][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18355.356156][T19513]      netdev_get_by_index+0x5e/0x80
[18355.356156][T19513]      fib6_nh_init+0x3d8/0x15b0
[18355.356156][T19513]      ip6_route_info_create+0xf18/0x17d0
[18355.356156][T19513]      ip6_route_add+0x1c/0x140
[18355.356156][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18355.356156][T19513]      addrconf_add_dev+0xe2/0x170
[18355.356156][T19513]      inet6_addr_add+0x12f/0xa40
[18355.356156][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18355.356156][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18355.356156][T19513]      netlink_rcv_skb+0x130/0x360
[18355.356156][T19513]      netlink_unicast+0x449/0x710
[18355.356156][T19513]      netlink_sendmsg+0x723/0xbe0
[18355.356156][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18355.356156][T19513]      ___sys_sendmsg+0xee/0x170
[18355.356156][T19513]      __sys_sendmsg+0xcd/0x170
[18355.356156][T19513]      do_syscall_64+0xc6/0x1e0
[18355.356156][T19513] 
[18355.358283][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18355.358283][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18355.358283][T19513]      ipv6_find_idev+0x102/0x170
[18355.358283][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18355.358283][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18355.358283][T19513]      netlink_rcv_skb+0x130/0x360
[18355.358283][T19513]      netlink_unicast+0x449/0x710
[18355.358283][T19513]      netlink_sendmsg+0x723/0xbe0
[18355.358283][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18355.358283][T19513]      ___sys_sendmsg+0xee/0x170
[18355.358283][T19513]      __sys_sendmsg+0xcd/0x170
[18355.358283][T19513]      do_syscall_64+0xc6/0x1e0
[18355.358283][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18355.358283][T19513] 
[18355.359945][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18355.359945][T19513]      neigh_parms_alloc+0x1e5/0x510
[18355.359945][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18355.359945][T19513]      ipv6_find_idev+0x102/0x170
[18355.359945][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18355.359945][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18355.359945][T19513]      netlink_rcv_skb+0x130/0x360
[18355.359945][T19513]      netlink_unicast+0x449/0x710
[18355.359945][T19513]      netlink_sendmsg+0x723/0xbe0
[18355.359945][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18355.359945][T19513]      ___sys_sendmsg+0xee/0x170
[18355.359945][T19513]      __sys_sendmsg+0xcd/0x170
[18355.359945][T19513]      do_syscall_64+0xc6/0x1e0
[18355.359945][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18355.359945][T19513] 
[18365.607214][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18365.607772][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18365.607772][T19513]      netdev_get_by_index+0x5e/0x80
[18365.607772][T19513]      fib6_nh_init+0x3d8/0x15b0
[18365.607772][T19513]      ip6_route_info_create+0xf18/0x17d0
[18365.607772][T19513]      ip6_route_add+0x1c/0x140
[18365.607772][T19513]      addrconf_prefix_route+0x2a6/0x430
[18365.607772][T19513]      inet6_addr_add+0x4f8/0xa40
[18365.607772][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18365.607772][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18365.607772][T19513]      netlink_rcv_skb+0x130/0x360
[18365.607772][T19513]      netlink_unicast+0x449/0x710
[18365.607772][T19513]      netlink_sendmsg+0x723/0xbe0
[18365.607772][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18365.607772][T19513]      ___sys_sendmsg+0xee/0x170
[18365.607772][T19513]      __sys_sendmsg+0xcd/0x170
[18365.607772][T19513]      do_syscall_64+0xc6/0x1e0
[18365.607772][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18365.607772][T19513] 
[18365.609997][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18365.609997][T19513]      netdev_get_by_index+0x5e/0x80
[18365.609997][T19513]      fib6_nh_init+0x3d8/0x15b0
[18365.609997][T19513]      ip6_route_info_create+0xf18/0x17d0
[18365.609997][T19513]      addrconf_f6i_alloc+0x315/0x560
[18365.609997][T19513]      ipv6_add_addr+0x411/0x2000
[18365.609997][T19513]      inet6_addr_add+0x30e/0xa40
[18365.609997][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18365.609997][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18365.609997][T19513]      netlink_rcv_skb+0x130/0x360
[18365.609997][T19513]      netlink_unicast+0x449/0x710
[18365.609997][T19513]      netlink_sendmsg+0x723/0xbe0
[18365.609997][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18365.609997][T19513]      ___sys_sendmsg+0xee/0x170
[18365.609997][T19513]      __sys_sendmsg+0xcd/0x170
[18365.609997][T19513]      do_syscall_64+0xc6/0x1e0
[18365.609997][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18365.609997][T19513] 
[18365.612270][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18365.612270][T19513]      netdev_get_by_index+0x5e/0x80
[18365.612270][T19513]      fib6_nh_init+0x3d8/0x15b0
[18365.612270][T19513]      ip6_route_info_create+0xf18/0x17d0
[18365.612270][T19513]      ip6_route_add+0x1c/0x140
[18365.612270][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18365.612270][T19513]      addrconf_add_dev+0xe2/0x170
[18365.612270][T19513]      inet6_addr_add+0x12f/0xa40
[18365.612270][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18365.612270][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18365.612270][T19513]      netlink_rcv_skb+0x130/0x360
[18365.612270][T19513]      netlink_unicast+0x449/0x710
[18365.612270][T19513]      netlink_sendmsg+0x723/0xbe0
[18365.612270][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18365.612270][T19513]      ___sys_sendmsg+0xee/0x170
[18365.612270][T19513]      __sys_sendmsg+0xcd/0x170
[18365.612270][T19513]      do_syscall_64+0xc6/0x1e0
[18365.612270][T19513] 
[18365.614475][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18365.614475][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18365.614475][T19513]      ipv6_find_idev+0x102/0x170
[18365.614475][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18365.614475][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18365.614475][T19513]      netlink_rcv_skb+0x130/0x360
[18365.614475][T19513]      netlink_unicast+0x449/0x710
[18365.614475][T19513]      netlink_sendmsg+0x723/0xbe0
[18365.614475][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18365.614475][T19513]      ___sys_sendmsg+0xee/0x170
[18365.614475][T19513]      __sys_sendmsg+0xcd/0x170
[18365.614475][T19513]      do_syscall_64+0xc6/0x1e0
[18365.614475][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18365.614475][T19513] 
[18365.616137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18365.616137][T19513]      neigh_parms_alloc+0x1e5/0x510
[18365.616137][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18365.616137][T19513]      ipv6_find_idev+0x102/0x170
[18365.616137][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18365.616137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18365.616137][T19513]      netlink_rcv_skb+0x130/0x360
[18365.616137][T19513]      netlink_unicast+0x449/0x710
[18365.616137][T19513]      netlink_sendmsg+0x723/0xbe0
[18365.616137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18365.616137][T19513]      ___sys_sendmsg+0xee/0x170
[18365.616137][T19513]      __sys_sendmsg+0xcd/0x170
[18365.616137][T19513]      do_syscall_64+0xc6/0x1e0
[18365.616137][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18365.616137][T19513] 
[18375.863142][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18375.863640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18375.863640][T19513]      netdev_get_by_index+0x5e/0x80
[18375.863640][T19513]      fib6_nh_init+0x3d8/0x15b0
[18375.863640][T19513]      ip6_route_info_create+0xf18/0x17d0
[18375.863640][T19513]      ip6_route_add+0x1c/0x140
[18375.863640][T19513]      addrconf_prefix_route+0x2a6/0x430
[18375.863640][T19513]      inet6_addr_add+0x4f8/0xa40
[18375.863640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18375.863640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18375.863640][T19513]      netlink_rcv_skb+0x130/0x360
[18375.863640][T19513]      netlink_unicast+0x449/0x710
[18375.863640][T19513]      netlink_sendmsg+0x723/0xbe0
[18375.863640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18375.863640][T19513]      ___sys_sendmsg+0xee/0x170
[18375.863640][T19513]      __sys_sendmsg+0xcd/0x170
[18375.863640][T19513]      do_syscall_64+0xc6/0x1e0
[18375.863640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18375.863640][T19513] 
[18375.865850][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18375.865850][T19513]      netdev_get_by_index+0x5e/0x80
[18375.865850][T19513]      fib6_nh_init+0x3d8/0x15b0
[18375.865850][T19513]      ip6_route_info_create+0xf18/0x17d0
[18375.865850][T19513]      addrconf_f6i_alloc+0x315/0x560
[18375.865850][T19513]      ipv6_add_addr+0x411/0x2000
[18375.865850][T19513]      inet6_addr_add+0x30e/0xa40
[18375.865850][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18375.865850][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18375.865850][T19513]      netlink_rcv_skb+0x130/0x360
[18375.865850][T19513]      netlink_unicast+0x449/0x710
[18375.865850][T19513]      netlink_sendmsg+0x723/0xbe0
[18375.865850][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18375.865850][T19513]      ___sys_sendmsg+0xee/0x170
[18375.865850][T19513]      __sys_sendmsg+0xcd/0x170
[18375.865850][T19513]      do_syscall_64+0xc6/0x1e0
[18375.865850][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18375.865850][T19513] 
[18375.868093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18375.868093][T19513]      netdev_get_by_index+0x5e/0x80
[18375.868093][T19513]      fib6_nh_init+0x3d8/0x15b0
[18375.868093][T19513]      ip6_route_info_create+0xf18/0x17d0
[18375.868093][T19513]      ip6_route_add+0x1c/0x140
[18375.868093][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18375.868093][T19513]      addrconf_add_dev+0xe2/0x170
[18375.868093][T19513]      inet6_addr_add+0x12f/0xa40
[18375.868093][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18375.868093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18375.868093][T19513]      netlink_rcv_skb+0x130/0x360
[18375.868093][T19513]      netlink_unicast+0x449/0x710
[18375.868093][T19513]      netlink_sendmsg+0x723/0xbe0
[18375.868093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18375.868093][T19513]      ___sys_sendmsg+0xee/0x170
[18375.868093][T19513]      __sys_sendmsg+0xcd/0x170
[18375.868093][T19513]      do_syscall_64+0xc6/0x1e0
[18375.868093][T19513] 
[18375.870127][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18375.870127][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18375.870127][T19513]      ipv6_find_idev+0x102/0x170
[18375.870127][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18375.870127][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18375.870127][T19513]      netlink_rcv_skb+0x130/0x360
[18375.870127][T19513]      netlink_unicast+0x449/0x710
[18375.870127][T19513]      netlink_sendmsg+0x723/0xbe0
[18375.870127][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18375.870127][T19513]      ___sys_sendmsg+0xee/0x170
[18375.870127][T19513]      __sys_sendmsg+0xcd/0x170
[18375.870127][T19513]      do_syscall_64+0xc6/0x1e0
[18375.870127][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18375.870127][T19513] 
[18375.871722][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18375.871722][T19513]      neigh_parms_alloc+0x1e5/0x510
[18375.871722][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18375.871722][T19513]      ipv6_find_idev+0x102/0x170
[18375.871722][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18375.871722][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18375.871722][T19513]      netlink_rcv_skb+0x130/0x360
[18375.871722][T19513]      netlink_unicast+0x449/0x710
[18375.871722][T19513]      netlink_sendmsg+0x723/0xbe0
[18375.871722][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18375.871722][T19513]      ___sys_sendmsg+0xee/0x170
[18375.871722][T19513]      __sys_sendmsg+0xcd/0x170
[18375.871722][T19513]      do_syscall_64+0xc6/0x1e0
[18375.871722][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18375.871722][T19513] 
[18386.007217][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18386.008221][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18386.008221][T19513]      netdev_get_by_index+0x5e/0x80
[18386.008221][T19513]      fib6_nh_init+0x3d8/0x15b0
[18386.008221][T19513]      ip6_route_info_create+0xf18/0x17d0
[18386.008221][T19513]      ip6_route_add+0x1c/0x140
[18386.008221][T19513]      addrconf_prefix_route+0x2a6/0x430
[18386.008221][T19513]      inet6_addr_add+0x4f8/0xa40
[18386.008221][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18386.008221][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18386.008221][T19513]      netlink_rcv_skb+0x130/0x360
[18386.008221][T19513]      netlink_unicast+0x449/0x710
[18386.008221][T19513]      netlink_sendmsg+0x723/0xbe0
[18386.008221][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18386.008221][T19513]      ___sys_sendmsg+0xee/0x170
[18386.008221][T19513]      __sys_sendmsg+0xcd/0x170
[18386.008221][T19513]      do_syscall_64+0xc6/0x1e0
[18386.008221][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18386.008221][T19513] 
[18386.010537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18386.010537][T19513]      netdev_get_by_index+0x5e/0x80
[18386.010537][T19513]      fib6_nh_init+0x3d8/0x15b0
[18386.010537][T19513]      ip6_route_info_create+0xf18/0x17d0
[18386.010537][T19513]      addrconf_f6i_alloc+0x315/0x560
[18386.010537][T19513]      ipv6_add_addr+0x411/0x2000
[18386.010537][T19513]      inet6_addr_add+0x30e/0xa40
[18386.010537][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18386.010537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18386.010537][T19513]      netlink_rcv_skb+0x130/0x360
[18386.010537][T19513]      netlink_unicast+0x449/0x710
[18386.010537][T19513]      netlink_sendmsg+0x723/0xbe0
[18386.010537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18386.010537][T19513]      ___sys_sendmsg+0xee/0x170
[18386.010537][T19513]      __sys_sendmsg+0xcd/0x170
[18386.010537][T19513]      do_syscall_64+0xc6/0x1e0
[18386.010537][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18386.010537][T19513] 
[18386.012746][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18386.012746][T19513]      netdev_get_by_index+0x5e/0x80
[18386.012746][T19513]      fib6_nh_init+0x3d8/0x15b0
[18386.012746][T19513]      ip6_route_info_create+0xf18/0x17d0
[18386.012746][T19513]      ip6_route_add+0x1c/0x140
[18386.012746][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18386.012746][T19513]      addrconf_add_dev+0xe2/0x170
[18386.012746][T19513]      inet6_addr_add+0x12f/0xa40
[18386.012746][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18386.012746][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18386.012746][T19513]      netlink_rcv_skb+0x130/0x360
[18386.012746][T19513]      netlink_unicast+0x449/0x710
[18386.012746][T19513]      netlink_sendmsg+0x723/0xbe0
[18386.012746][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18386.012746][T19513]      ___sys_sendmsg+0xee/0x170
[18386.012746][T19513]      __sys_sendmsg+0xcd/0x170
[18386.012746][T19513]      do_syscall_64+0xc6/0x1e0
[18386.012746][T19513] 
[18386.015050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18386.015050][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18386.015050][T19513]      ipv6_find_idev+0x102/0x170
[18386.015050][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18386.015050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18386.015050][T19513]      netlink_rcv_skb+0x130/0x360
[18386.015050][T19513]      netlink_unicast+0x449/0x710
[18386.015050][T19513]      netlink_sendmsg+0x723/0xbe0
[18386.015050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18386.015050][T19513]      ___sys_sendmsg+0xee/0x170
[18386.015050][T19513]      __sys_sendmsg+0xcd/0x170
[18386.015050][T19513]      do_syscall_64+0xc6/0x1e0
[18386.015050][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18386.015050][T19513] 
[18386.016737][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18386.016737][T19513]      neigh_parms_alloc+0x1e5/0x510
[18386.016737][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18386.016737][T19513]      ipv6_find_idev+0x102/0x170
[18386.016737][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18386.016737][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18386.016737][T19513]      netlink_rcv_skb+0x130/0x360
[18386.016737][T19513]      netlink_unicast+0x449/0x710
[18386.016737][T19513]      netlink_sendmsg+0x723/0xbe0
[18386.016737][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18386.016737][T19513]      ___sys_sendmsg+0xee/0x170
[18386.016737][T19513]      __sys_sendmsg+0xcd/0x170
[18386.016737][T19513]      do_syscall_64+0xc6/0x1e0
[18386.016737][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18386.016737][T19513] 
[18396.255220][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18396.256222][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18396.256222][T19513]      netdev_get_by_index+0x5e/0x80
[18396.256222][T19513]      fib6_nh_init+0x3d8/0x15b0
[18396.256222][T19513]      ip6_route_info_create+0xf18/0x17d0
[18396.256222][T19513]      ip6_route_add+0x1c/0x140
[18396.256222][T19513]      addrconf_prefix_route+0x2a6/0x430
[18396.256222][T19513]      inet6_addr_add+0x4f8/0xa40
[18396.256222][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18396.256222][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18396.256222][T19513]      netlink_rcv_skb+0x130/0x360
[18396.256222][T19513]      netlink_unicast+0x449/0x710
[18396.256222][T19513]      netlink_sendmsg+0x723/0xbe0
[18396.256222][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18396.256222][T19513]      ___sys_sendmsg+0xee/0x170
[18396.256222][T19513]      __sys_sendmsg+0xcd/0x170
[18396.256222][T19513]      do_syscall_64+0xc6/0x1e0
[18396.256222][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18396.256222][T19513] 
[18396.258568][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18396.258568][T19513]      netdev_get_by_index+0x5e/0x80
[18396.258568][T19513]      fib6_nh_init+0x3d8/0x15b0
[18396.258568][T19513]      ip6_route_info_create+0xf18/0x17d0
[18396.258568][T19513]      addrconf_f6i_alloc+0x315/0x560
[18396.258568][T19513]      ipv6_add_addr+0x411/0x2000
[18396.258568][T19513]      inet6_addr_add+0x30e/0xa40
[18396.258568][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18396.258568][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18396.258568][T19513]      netlink_rcv_skb+0x130/0x360
[18396.258568][T19513]      netlink_unicast+0x449/0x710
[18396.258568][T19513]      netlink_sendmsg+0x723/0xbe0
[18396.258568][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18396.258568][T19513]      ___sys_sendmsg+0xee/0x170
[18396.258568][T19513]      __sys_sendmsg+0xcd/0x170
[18396.258568][T19513]      do_syscall_64+0xc6/0x1e0
[18396.258568][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18396.258568][T19513] 
[18396.260793][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18396.260793][T19513]      netdev_get_by_index+0x5e/0x80
[18396.260793][T19513]      fib6_nh_init+0x3d8/0x15b0
[18396.260793][T19513]      ip6_route_info_create+0xf18/0x17d0
[18396.260793][T19513]      ip6_route_add+0x1c/0x140
[18396.260793][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18396.260793][T19513]      addrconf_add_dev+0xe2/0x170
[18396.260793][T19513]      inet6_addr_add+0x12f/0xa40
[18396.260793][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18396.260793][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18396.260793][T19513]      netlink_rcv_skb+0x130/0x360
[18396.260793][T19513]      netlink_unicast+0x449/0x710
[18396.260793][T19513]      netlink_sendmsg+0x723/0xbe0
[18396.260793][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18396.260793][T19513]      ___sys_sendmsg+0xee/0x170
[18396.260793][T19513]      __sys_sendmsg+0xcd/0x170
[18396.260793][T19513]      do_syscall_64+0xc6/0x1e0
[18396.260793][T19513] 
[18396.263060][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18396.263060][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18396.263060][T19513]      ipv6_find_idev+0x102/0x170
[18396.263060][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18396.263060][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18396.263060][T19513]      netlink_rcv_skb+0x130/0x360
[18396.263060][T19513]      netlink_unicast+0x449/0x710
[18396.263060][T19513]      netlink_sendmsg+0x723/0xbe0
[18396.263060][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18396.263060][T19513]      ___sys_sendmsg+0xee/0x170
[18396.263060][T19513]      __sys_sendmsg+0xcd/0x170
[18396.263060][T19513]      do_syscall_64+0xc6/0x1e0
[18396.263060][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18396.263060][T19513] 
[18396.264753][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18396.264753][T19513]      neigh_parms_alloc+0x1e5/0x510
[18396.264753][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18396.264753][T19513]      ipv6_find_idev+0x102/0x170
[18396.264753][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18396.264753][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18396.264753][T19513]      netlink_rcv_skb+0x130/0x360
[18396.264753][T19513]      netlink_unicast+0x449/0x710
[18396.264753][T19513]      netlink_sendmsg+0x723/0xbe0
[18396.264753][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18396.264753][T19513]      ___sys_sendmsg+0xee/0x170
[18396.264753][T19513]      __sys_sendmsg+0xcd/0x170
[18396.264753][T19513]      do_syscall_64+0xc6/0x1e0
[18396.264753][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18396.264753][T19513] 
[18406.503223][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18406.504299][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18406.504299][T19513]      netdev_get_by_index+0x5e/0x80
[18406.504299][T19513]      fib6_nh_init+0x3d8/0x15b0
[18406.504299][T19513]      ip6_route_info_create+0xf18/0x17d0
[18406.504299][T19513]      ip6_route_add+0x1c/0x140
[18406.504299][T19513]      addrconf_prefix_route+0x2a6/0x430
[18406.504299][T19513]      inet6_addr_add+0x4f8/0xa40
[18406.504299][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18406.504299][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18406.504299][T19513]      netlink_rcv_skb+0x130/0x360
[18406.504299][T19513]      netlink_unicast+0x449/0x710
[18406.504299][T19513]      netlink_sendmsg+0x723/0xbe0
[18406.504299][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18406.504299][T19513]      ___sys_sendmsg+0xee/0x170
[18406.504299][T19513]      __sys_sendmsg+0xcd/0x170
[18406.504299][T19513]      do_syscall_64+0xc6/0x1e0
[18406.504299][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18406.504299][T19513] 
[18406.506589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18406.506589][T19513]      netdev_get_by_index+0x5e/0x80
[18406.506589][T19513]      fib6_nh_init+0x3d8/0x15b0
[18406.506589][T19513]      ip6_route_info_create+0xf18/0x17d0
[18406.506589][T19513]      addrconf_f6i_alloc+0x315/0x560
[18406.506589][T19513]      ipv6_add_addr+0x411/0x2000
[18406.506589][T19513]      inet6_addr_add+0x30e/0xa40
[18406.506589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18406.506589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18406.506589][T19513]      netlink_rcv_skb+0x130/0x360
[18406.506589][T19513]      netlink_unicast+0x449/0x710
[18406.506589][T19513]      netlink_sendmsg+0x723/0xbe0
[18406.506589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18406.506589][T19513]      ___sys_sendmsg+0xee/0x170
[18406.506589][T19513]      __sys_sendmsg+0xcd/0x170
[18406.506589][T19513]      do_syscall_64+0xc6/0x1e0
[18406.506589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18406.506589][T19513] 
[18406.508691][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18406.508691][T19513]      netdev_get_by_index+0x5e/0x80
[18406.508691][T19513]      fib6_nh_init+0x3d8/0x15b0
[18406.508691][T19513]      ip6_route_info_create+0xf18/0x17d0
[18406.508691][T19513]      ip6_route_add+0x1c/0x140
[18406.508691][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18406.508691][T19513]      addrconf_add_dev+0xe2/0x170
[18406.508691][T19513]      inet6_addr_add+0x12f/0xa40
[18406.508691][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18406.508691][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18406.508691][T19513]      netlink_rcv_skb+0x130/0x360
[18406.508691][T19513]      netlink_unicast+0x449/0x710
[18406.508691][T19513]      netlink_sendmsg+0x723/0xbe0
[18406.508691][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18406.508691][T19513]      ___sys_sendmsg+0xee/0x170
[18406.508691][T19513]      __sys_sendmsg+0xcd/0x170
[18406.508691][T19513]      do_syscall_64+0xc6/0x1e0
[18406.508691][T19513] 
[18406.510740][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18406.510740][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18406.510740][T19513]      ipv6_find_idev+0x102/0x170
[18406.510740][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18406.510740][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18406.510740][T19513]      netlink_rcv_skb+0x130/0x360
[18406.510740][T19513]      netlink_unicast+0x449/0x710
[18406.510740][T19513]      netlink_sendmsg+0x723/0xbe0
[18406.510740][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18406.510740][T19513]      ___sys_sendmsg+0xee/0x170
[18406.510740][T19513]      __sys_sendmsg+0xcd/0x170
[18406.510740][T19513]      do_syscall_64+0xc6/0x1e0
[18406.510740][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18406.510740][T19513] 
[18406.512447][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18406.512447][T19513]      neigh_parms_alloc+0x1e5/0x510
[18406.512447][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18406.512447][T19513]      ipv6_find_idev+0x102/0x170
[18406.512447][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18406.512447][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18406.512447][T19513]      netlink_rcv_skb+0x130/0x360
[18406.512447][T19513]      netlink_unicast+0x449/0x710
[18406.512447][T19513]      netlink_sendmsg+0x723/0xbe0
[18406.512447][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18406.512447][T19513]      ___sys_sendmsg+0xee/0x170
[18406.512447][T19513]      __sys_sendmsg+0xcd/0x170
[18406.512447][T19513]      do_syscall_64+0xc6/0x1e0
[18406.512447][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18406.512447][T19513] 
[18416.751229][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18416.751795][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18416.751795][T19513]      netdev_get_by_index+0x5e/0x80
[18416.751795][T19513]      fib6_nh_init+0x3d8/0x15b0
[18416.751795][T19513]      ip6_route_info_create+0xf18/0x17d0
[18416.751795][T19513]      ip6_route_add+0x1c/0x140
[18416.751795][T19513]      addrconf_prefix_route+0x2a6/0x430
[18416.751795][T19513]      inet6_addr_add+0x4f8/0xa40
[18416.751795][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18416.751795][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18416.751795][T19513]      netlink_rcv_skb+0x130/0x360
[18416.751795][T19513]      netlink_unicast+0x449/0x710
[18416.751795][T19513]      netlink_sendmsg+0x723/0xbe0
[18416.751795][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18416.751795][T19513]      ___sys_sendmsg+0xee/0x170
[18416.751795][T19513]      __sys_sendmsg+0xcd/0x170
[18416.751795][T19513]      do_syscall_64+0xc6/0x1e0
[18416.751795][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18416.751795][T19513] 
[18416.754061][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18416.754061][T19513]      netdev_get_by_index+0x5e/0x80
[18416.754061][T19513]      fib6_nh_init+0x3d8/0x15b0
[18416.754061][T19513]      ip6_route_info_create+0xf18/0x17d0
[18416.754061][T19513]      addrconf_f6i_alloc+0x315/0x560
[18416.754061][T19513]      ipv6_add_addr+0x411/0x2000
[18416.754061][T19513]      inet6_addr_add+0x30e/0xa40
[18416.754061][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18416.754061][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18416.754061][T19513]      netlink_rcv_skb+0x130/0x360
[18416.754061][T19513]      netlink_unicast+0x449/0x710
[18416.754061][T19513]      netlink_sendmsg+0x723/0xbe0
[18416.754061][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18416.754061][T19513]      ___sys_sendmsg+0xee/0x170
[18416.754061][T19513]      __sys_sendmsg+0xcd/0x170
[18416.754061][T19513]      do_syscall_64+0xc6/0x1e0
[18416.754061][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18416.754061][T19513] 
[18416.756313][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18416.756313][T19513]      netdev_get_by_index+0x5e/0x80
[18416.756313][T19513]      fib6_nh_init+0x3d8/0x15b0
[18416.756313][T19513]      ip6_route_info_create+0xf18/0x17d0
[18416.756313][T19513]      ip6_route_add+0x1c/0x140
[18416.756313][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18416.756313][T19513]      addrconf_add_dev+0xe2/0x170
[18416.756313][T19513]      inet6_addr_add+0x12f/0xa40
[18416.756313][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18416.756313][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18416.756313][T19513]      netlink_rcv_skb+0x130/0x360
[18416.756313][T19513]      netlink_unicast+0x449/0x710
[18416.756313][T19513]      netlink_sendmsg+0x723/0xbe0
[18416.756313][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18416.756313][T19513]      ___sys_sendmsg+0xee/0x170
[18416.756313][T19513]      __sys_sendmsg+0xcd/0x170
[18416.756313][T19513]      do_syscall_64+0xc6/0x1e0
[18416.756313][T19513] 
[18416.758418][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18416.758418][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18416.758418][T19513]      ipv6_find_idev+0x102/0x170
[18416.758418][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18416.758418][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18416.758418][T19513]      netlink_rcv_skb+0x130/0x360
[18416.758418][T19513]      netlink_unicast+0x449/0x710
[18416.758418][T19513]      netlink_sendmsg+0x723/0xbe0
[18416.758418][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18416.758418][T19513]      ___sys_sendmsg+0xee/0x170
[18416.758418][T19513]      __sys_sendmsg+0xcd/0x170
[18416.758418][T19513]      do_syscall_64+0xc6/0x1e0
[18416.758418][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18416.758418][T19513] 
[18416.760126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18416.760126][T19513]      neigh_parms_alloc+0x1e5/0x510
[18416.760126][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18416.760126][T19513]      ipv6_find_idev+0x102/0x170
[18416.760126][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18416.760126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18416.760126][T19513]      netlink_rcv_skb+0x130/0x360
[18416.760126][T19513]      netlink_unicast+0x449/0x710
[18416.760126][T19513]      netlink_sendmsg+0x723/0xbe0
[18416.760126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18416.760126][T19513]      ___sys_sendmsg+0xee/0x170
[18416.760126][T19513]      __sys_sendmsg+0xcd/0x170
[18416.760126][T19513]      do_syscall_64+0xc6/0x1e0
[18416.760126][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18416.760126][T19513] 
[18426.839361][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18426.840403][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18426.840403][T19513]      netdev_get_by_index+0x5e/0x80
[18426.840403][T19513]      fib6_nh_init+0x3d8/0x15b0
[18426.840403][T19513]      ip6_route_info_create+0xf18/0x17d0
[18426.840403][T19513]      ip6_route_add+0x1c/0x140
[18426.840403][T19513]      addrconf_prefix_route+0x2a6/0x430
[18426.840403][T19513]      inet6_addr_add+0x4f8/0xa40
[18426.840403][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18426.840403][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18426.840403][T19513]      netlink_rcv_skb+0x130/0x360
[18426.840403][T19513]      netlink_unicast+0x449/0x710
[18426.840403][T19513]      netlink_sendmsg+0x723/0xbe0
[18426.840403][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18426.840403][T19513]      ___sys_sendmsg+0xee/0x170
[18426.840403][T19513]      __sys_sendmsg+0xcd/0x170
[18426.840403][T19513]      do_syscall_64+0xc6/0x1e0
[18426.840403][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18426.840403][T19513] 
[18426.842813][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18426.842813][T19513]      netdev_get_by_index+0x5e/0x80
[18426.842813][T19513]      fib6_nh_init+0x3d8/0x15b0
[18426.842813][T19513]      ip6_route_info_create+0xf18/0x17d0
[18426.842813][T19513]      addrconf_f6i_alloc+0x315/0x560
[18426.842813][T19513]      ipv6_add_addr+0x411/0x2000
[18426.842813][T19513]      inet6_addr_add+0x30e/0xa40
[18426.842813][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18426.842813][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18426.842813][T19513]      netlink_rcv_skb+0x130/0x360
[18426.842813][T19513]      netlink_unicast+0x449/0x710
[18426.842813][T19513]      netlink_sendmsg+0x723/0xbe0
[18426.842813][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18426.842813][T19513]      ___sys_sendmsg+0xee/0x170
[18426.842813][T19513]      __sys_sendmsg+0xcd/0x170
[18426.842813][T19513]      do_syscall_64+0xc6/0x1e0
[18426.842813][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18426.842813][T19513] 
[18426.845061][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18426.845061][T19513]      netdev_get_by_index+0x5e/0x80
[18426.845061][T19513]      fib6_nh_init+0x3d8/0x15b0
[18426.845061][T19513]      ip6_route_info_create+0xf18/0x17d0
[18426.845061][T19513]      ip6_route_add+0x1c/0x140
[18426.845061][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18426.845061][T19513]      addrconf_add_dev+0xe2/0x170
[18426.845061][T19513]      inet6_addr_add+0x12f/0xa40
[18426.845061][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18426.845061][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18426.845061][T19513]      netlink_rcv_skb+0x130/0x360
[18426.845061][T19513]      netlink_unicast+0x449/0x710
[18426.845061][T19513]      netlink_sendmsg+0x723/0xbe0
[18426.845061][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18426.845061][T19513]      ___sys_sendmsg+0xee/0x170
[18426.845061][T19513]      __sys_sendmsg+0xcd/0x170
[18426.845061][T19513]      do_syscall_64+0xc6/0x1e0
[18426.845061][T19513] 
[18426.847311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18426.847311][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18426.847311][T19513]      ipv6_find_idev+0x102/0x170
[18426.847311][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18426.847311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18426.847311][T19513]      netlink_rcv_skb+0x130/0x360
[18426.847311][T19513]      netlink_unicast+0x449/0x710
[18426.847311][T19513]      netlink_sendmsg+0x723/0xbe0
[18426.847311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18426.847311][T19513]      ___sys_sendmsg+0xee/0x170
[18426.847311][T19513]      __sys_sendmsg+0xcd/0x170
[18426.847311][T19513]      do_syscall_64+0xc6/0x1e0
[18426.847311][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18426.847311][T19513] 
[18426.848990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18426.848990][T19513]      neigh_parms_alloc+0x1e5/0x510
[18426.848990][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18426.848990][T19513]      ipv6_find_idev+0x102/0x170
[18426.848990][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18426.848990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18426.848990][T19513]      netlink_rcv_skb+0x130/0x360
[18426.848990][T19513]      netlink_unicast+0x449/0x710
[18426.848990][T19513]      netlink_sendmsg+0x723/0xbe0
[18426.848990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18426.848990][T19513]      ___sys_sendmsg+0xee/0x170
[18426.848990][T19513]      __sys_sendmsg+0xcd/0x170
[18426.848990][T19513]      do_syscall_64+0xc6/0x1e0
[18426.848990][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18426.848990][T19513] 
[18436.983198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18436.984271][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18436.984271][T19513]      netdev_get_by_index+0x5e/0x80
[18436.984271][T19513]      fib6_nh_init+0x3d8/0x15b0
[18436.984271][T19513]      ip6_route_info_create+0xf18/0x17d0
[18436.984271][T19513]      ip6_route_add+0x1c/0x140
[18436.984271][T19513]      addrconf_prefix_route+0x2a6/0x430
[18436.984271][T19513]      inet6_addr_add+0x4f8/0xa40
[18436.984271][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18436.984271][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18436.984271][T19513]      netlink_rcv_skb+0x130/0x360
[18436.984271][T19513]      netlink_unicast+0x449/0x710
[18436.984271][T19513]      netlink_sendmsg+0x723/0xbe0
[18436.984271][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18436.984271][T19513]      ___sys_sendmsg+0xee/0x170
[18436.984271][T19513]      __sys_sendmsg+0xcd/0x170
[18436.984271][T19513]      do_syscall_64+0xc6/0x1e0
[18436.984271][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18436.984271][T19513] 
[18436.986469][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18436.986469][T19513]      netdev_get_by_index+0x5e/0x80
[18436.986469][T19513]      fib6_nh_init+0x3d8/0x15b0
[18436.986469][T19513]      ip6_route_info_create+0xf18/0x17d0
[18436.986469][T19513]      addrconf_f6i_alloc+0x315/0x560
[18436.986469][T19513]      ipv6_add_addr+0x411/0x2000
[18436.986469][T19513]      inet6_addr_add+0x30e/0xa40
[18436.986469][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18436.986469][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18436.986469][T19513]      netlink_rcv_skb+0x130/0x360
[18436.986469][T19513]      netlink_unicast+0x449/0x710
[18436.986469][T19513]      netlink_sendmsg+0x723/0xbe0
[18436.986469][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18436.986469][T19513]      ___sys_sendmsg+0xee/0x170
[18436.986469][T19513]      __sys_sendmsg+0xcd/0x170
[18436.986469][T19513]      do_syscall_64+0xc6/0x1e0
[18436.986469][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18436.986469][T19513] 
[18436.988593][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18436.988593][T19513]      netdev_get_by_index+0x5e/0x80
[18436.988593][T19513]      fib6_nh_init+0x3d8/0x15b0
[18436.988593][T19513]      ip6_route_info_create+0xf18/0x17d0
[18436.988593][T19513]      ip6_route_add+0x1c/0x140
[18436.988593][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18436.988593][T19513]      addrconf_add_dev+0xe2/0x170
[18436.988593][T19513]      inet6_addr_add+0x12f/0xa40
[18436.988593][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18436.988593][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18436.988593][T19513]      netlink_rcv_skb+0x130/0x360
[18436.988593][T19513]      netlink_unicast+0x449/0x710
[18436.988593][T19513]      netlink_sendmsg+0x723/0xbe0
[18436.988593][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18436.988593][T19513]      ___sys_sendmsg+0xee/0x170
[18436.988593][T19513]      __sys_sendmsg+0xcd/0x170
[18436.988593][T19513]      do_syscall_64+0xc6/0x1e0
[18436.988593][T19513] 
[18436.990683][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18436.990683][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18436.990683][T19513]      ipv6_find_idev+0x102/0x170
[18436.990683][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18436.990683][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18436.990683][T19513]      netlink_rcv_skb+0x130/0x360
[18436.990683][T19513]      netlink_unicast+0x449/0x710
[18436.990683][T19513]      netlink_sendmsg+0x723/0xbe0
[18436.990683][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18436.990683][T19513]      ___sys_sendmsg+0xee/0x170
[18436.990683][T19513]      __sys_sendmsg+0xcd/0x170
[18436.990683][T19513]      do_syscall_64+0xc6/0x1e0
[18436.990683][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18436.990683][T19513] 
[18436.992317][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18436.992317][T19513]      neigh_parms_alloc+0x1e5/0x510
[18436.992317][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18436.992317][T19513]      ipv6_find_idev+0x102/0x170
[18436.992317][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18436.992317][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18436.992317][T19513]      netlink_rcv_skb+0x130/0x360
[18436.992317][T19513]      netlink_unicast+0x449/0x710
[18436.992317][T19513]      netlink_sendmsg+0x723/0xbe0
[18436.992317][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18436.992317][T19513]      ___sys_sendmsg+0xee/0x170
[18436.992317][T19513]      __sys_sendmsg+0xcd/0x170
[18436.992317][T19513]      do_syscall_64+0xc6/0x1e0
[18436.992317][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18436.992317][T19513] 
[18447.231229][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18447.232255][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18447.232255][T19513]      netdev_get_by_index+0x5e/0x80
[18447.232255][T19513]      fib6_nh_init+0x3d8/0x15b0
[18447.232255][T19513]      ip6_route_info_create+0xf18/0x17d0
[18447.232255][T19513]      ip6_route_add+0x1c/0x140
[18447.232255][T19513]      addrconf_prefix_route+0x2a6/0x430
[18447.232255][T19513]      inet6_addr_add+0x4f8/0xa40
[18447.232255][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18447.232255][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18447.232255][T19513]      netlink_rcv_skb+0x130/0x360
[18447.232255][T19513]      netlink_unicast+0x449/0x710
[18447.232255][T19513]      netlink_sendmsg+0x723/0xbe0
[18447.232255][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18447.232255][T19513]      ___sys_sendmsg+0xee/0x170
[18447.232255][T19513]      __sys_sendmsg+0xcd/0x170
[18447.232255][T19513]      do_syscall_64+0xc6/0x1e0
[18447.232255][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18447.232255][T19513] 
[18447.234465][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18447.234465][T19513]      netdev_get_by_index+0x5e/0x80
[18447.234465][T19513]      fib6_nh_init+0x3d8/0x15b0
[18447.234465][T19513]      ip6_route_info_create+0xf18/0x17d0
[18447.234465][T19513]      addrconf_f6i_alloc+0x315/0x560
[18447.234465][T19513]      ipv6_add_addr+0x411/0x2000
[18447.234465][T19513]      inet6_addr_add+0x30e/0xa40
[18447.234465][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18447.234465][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18447.234465][T19513]      netlink_rcv_skb+0x130/0x360
[18447.234465][T19513]      netlink_unicast+0x449/0x710
[18447.234465][T19513]      netlink_sendmsg+0x723/0xbe0
[18447.234465][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18447.234465][T19513]      ___sys_sendmsg+0xee/0x170
[18447.234465][T19513]      __sys_sendmsg+0xcd/0x170
[18447.234465][T19513]      do_syscall_64+0xc6/0x1e0
[18447.234465][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18447.234465][T19513] 
[18447.236600][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18447.236600][T19513]      netdev_get_by_index+0x5e/0x80
[18447.236600][T19513]      fib6_nh_init+0x3d8/0x15b0
[18447.236600][T19513]      ip6_route_info_create+0xf18/0x17d0
[18447.236600][T19513]      ip6_route_add+0x1c/0x140
[18447.236600][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18447.236600][T19513]      addrconf_add_dev+0xe2/0x170
[18447.236600][T19513]      inet6_addr_add+0x12f/0xa40
[18447.236600][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18447.236600][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18447.236600][T19513]      netlink_rcv_skb+0x130/0x360
[18447.236600][T19513]      netlink_unicast+0x449/0x710
[18447.236600][T19513]      netlink_sendmsg+0x723/0xbe0
[18447.236600][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18447.236600][T19513]      ___sys_sendmsg+0xee/0x170
[18447.236600][T19513]      __sys_sendmsg+0xcd/0x170
[18447.236600][T19513]      do_syscall_64+0xc6/0x1e0
[18447.236600][T19513] 
[18447.238778][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18447.238778][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18447.238778][T19513]      ipv6_find_idev+0x102/0x170
[18447.238778][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18447.238778][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18447.238778][T19513]      netlink_rcv_skb+0x130/0x360
[18447.238778][T19513]      netlink_unicast+0x449/0x710
[18447.238778][T19513]      netlink_sendmsg+0x723/0xbe0
[18447.238778][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18447.238778][T19513]      ___sys_sendmsg+0xee/0x170
[18447.238778][T19513]      __sys_sendmsg+0xcd/0x170
[18447.238778][T19513]      do_syscall_64+0xc6/0x1e0
[18447.238778][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18447.238778][T19513] 
[18447.240456][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18447.240456][T19513]      neigh_parms_alloc+0x1e5/0x510
[18447.240456][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18447.240456][T19513]      ipv6_find_idev+0x102/0x170
[18447.240456][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18447.240456][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18447.240456][T19513]      netlink_rcv_skb+0x130/0x360
[18447.240456][T19513]      netlink_unicast+0x449/0x710
[18447.240456][T19513]      netlink_sendmsg+0x723/0xbe0
[18447.240456][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18447.240456][T19513]      ___sys_sendmsg+0xee/0x170
[18447.240456][T19513]      __sys_sendmsg+0xcd/0x170
[18447.240456][T19513]      do_syscall_64+0xc6/0x1e0
[18447.240456][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18447.240456][T19513] 
[18457.479203][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18457.480230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18457.480230][T19513]      netdev_get_by_index+0x5e/0x80
[18457.480230][T19513]      fib6_nh_init+0x3d8/0x15b0
[18457.480230][T19513]      ip6_route_info_create+0xf18/0x17d0
[18457.480230][T19513]      ip6_route_add+0x1c/0x140
[18457.480230][T19513]      addrconf_prefix_route+0x2a6/0x430
[18457.480230][T19513]      inet6_addr_add+0x4f8/0xa40
[18457.480230][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18457.480230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18457.480230][T19513]      netlink_rcv_skb+0x130/0x360
[18457.480230][T19513]      netlink_unicast+0x449/0x710
[18457.480230][T19513]      netlink_sendmsg+0x723/0xbe0
[18457.480230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18457.480230][T19513]      ___sys_sendmsg+0xee/0x170
[18457.480230][T19513]      __sys_sendmsg+0xcd/0x170
[18457.480230][T19513]      do_syscall_64+0xc6/0x1e0
[18457.480230][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18457.480230][T19513] 
[18457.482361][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18457.482361][T19513]      netdev_get_by_index+0x5e/0x80
[18457.482361][T19513]      fib6_nh_init+0x3d8/0x15b0
[18457.482361][T19513]      ip6_route_info_create+0xf18/0x17d0
[18457.482361][T19513]      addrconf_f6i_alloc+0x315/0x560
[18457.482361][T19513]      ipv6_add_addr+0x411/0x2000
[18457.482361][T19513]      inet6_addr_add+0x30e/0xa40
[18457.482361][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18457.482361][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18457.482361][T19513]      netlink_rcv_skb+0x130/0x360
[18457.482361][T19513]      netlink_unicast+0x449/0x710
[18457.482361][T19513]      netlink_sendmsg+0x723/0xbe0
[18457.482361][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18457.482361][T19513]      ___sys_sendmsg+0xee/0x170
[18457.482361][T19513]      __sys_sendmsg+0xcd/0x170
[18457.482361][T19513]      do_syscall_64+0xc6/0x1e0
[18457.482361][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18457.482361][T19513] 
[18457.484568][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18457.484568][T19513]      netdev_get_by_index+0x5e/0x80
[18457.484568][T19513]      fib6_nh_init+0x3d8/0x15b0
[18457.484568][T19513]      ip6_route_info_create+0xf18/0x17d0
[18457.484568][T19513]      ip6_route_add+0x1c/0x140
[18457.484568][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18457.484568][T19513]      addrconf_add_dev+0xe2/0x170
[18457.484568][T19513]      inet6_addr_add+0x12f/0xa40
[18457.484568][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18457.484568][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18457.484568][T19513]      netlink_rcv_skb+0x130/0x360
[18457.484568][T19513]      netlink_unicast+0x449/0x710
[18457.484568][T19513]      netlink_sendmsg+0x723/0xbe0
[18457.484568][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18457.484568][T19513]      ___sys_sendmsg+0xee/0x170
[18457.484568][T19513]      __sys_sendmsg+0xcd/0x170
[18457.484568][T19513]      do_syscall_64+0xc6/0x1e0
[18457.484568][T19513] 
[18457.487155][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18457.487155][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18457.487155][T19513]      ipv6_find_idev+0x102/0x170
[18457.487155][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18457.487155][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18457.487155][T19513]      netlink_rcv_skb+0x130/0x360
[18457.487155][T19513]      netlink_unicast+0x449/0x710
[18457.487155][T19513]      netlink_sendmsg+0x723/0xbe0
[18457.487155][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18457.487155][T19513]      ___sys_sendmsg+0xee/0x170
[18457.487155][T19513]      __sys_sendmsg+0xcd/0x170
[18457.487155][T19513]      do_syscall_64+0xc6/0x1e0
[18457.487155][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18457.487155][T19513] 
[18457.488800][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18457.488800][T19513]      neigh_parms_alloc+0x1e5/0x510
[18457.488800][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18457.488800][T19513]      ipv6_find_idev+0x102/0x170
[18457.488800][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18457.488800][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18457.488800][T19513]      netlink_rcv_skb+0x130/0x360
[18457.488800][T19513]      netlink_unicast+0x449/0x710
[18457.488800][T19513]      netlink_sendmsg+0x723/0xbe0
[18457.488800][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18457.488800][T19513]      ___sys_sendmsg+0xee/0x170
[18457.488800][T19513]      __sys_sendmsg+0xcd/0x170
[18457.488800][T19513]      do_syscall_64+0xc6/0x1e0
[18457.488800][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18457.488800][T19513] 
[18467.727210][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18467.728284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18467.728284][T19513]      netdev_get_by_index+0x5e/0x80
[18467.728284][T19513]      fib6_nh_init+0x3d8/0x15b0
[18467.728284][T19513]      ip6_route_info_create+0xf18/0x17d0
[18467.728284][T19513]      ip6_route_add+0x1c/0x140
[18467.728284][T19513]      addrconf_prefix_route+0x2a6/0x430
[18467.728284][T19513]      inet6_addr_add+0x4f8/0xa40
[18467.728284][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18467.728284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18467.728284][T19513]      netlink_rcv_skb+0x130/0x360
[18467.728284][T19513]      netlink_unicast+0x449/0x710
[18467.728284][T19513]      netlink_sendmsg+0x723/0xbe0
[18467.728284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18467.728284][T19513]      ___sys_sendmsg+0xee/0x170
[18467.728284][T19513]      __sys_sendmsg+0xcd/0x170
[18467.728284][T19513]      do_syscall_64+0xc6/0x1e0
[18467.728284][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18467.728284][T19513] 
[18467.730508][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18467.730508][T19513]      netdev_get_by_index+0x5e/0x80
[18467.730508][T19513]      fib6_nh_init+0x3d8/0x15b0
[18467.730508][T19513]      ip6_route_info_create+0xf18/0x17d0
[18467.730508][T19513]      addrconf_f6i_alloc+0x315/0x560
[18467.730508][T19513]      ipv6_add_addr+0x411/0x2000
[18467.730508][T19513]      inet6_addr_add+0x30e/0xa40
[18467.730508][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18467.730508][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18467.730508][T19513]      netlink_rcv_skb+0x130/0x360
[18467.730508][T19513]      netlink_unicast+0x449/0x710
[18467.730508][T19513]      netlink_sendmsg+0x723/0xbe0
[18467.730508][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18467.730508][T19513]      ___sys_sendmsg+0xee/0x170
[18467.730508][T19513]      __sys_sendmsg+0xcd/0x170
[18467.730508][T19513]      do_syscall_64+0xc6/0x1e0
[18467.730508][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18467.730508][T19513] 
[18467.732712][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18467.732712][T19513]      netdev_get_by_index+0x5e/0x80
[18467.732712][T19513]      fib6_nh_init+0x3d8/0x15b0
[18467.732712][T19513]      ip6_route_info_create+0xf18/0x17d0
[18467.732712][T19513]      ip6_route_add+0x1c/0x140
[18467.732712][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18467.732712][T19513]      addrconf_add_dev+0xe2/0x170
[18467.732712][T19513]      inet6_addr_add+0x12f/0xa40
[18467.732712][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18467.732712][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18467.732712][T19513]      netlink_rcv_skb+0x130/0x360
[18467.732712][T19513]      netlink_unicast+0x449/0x710
[18467.732712][T19513]      netlink_sendmsg+0x723/0xbe0
[18467.732712][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18467.732712][T19513]      ___sys_sendmsg+0xee/0x170
[18467.732712][T19513]      __sys_sendmsg+0xcd/0x170
[18467.732712][T19513]      do_syscall_64+0xc6/0x1e0
[18467.732712][T19513] 
[18467.734871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18467.734871][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18467.734871][T19513]      ipv6_find_idev+0x102/0x170
[18467.734871][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18467.734871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18467.734871][T19513]      netlink_rcv_skb+0x130/0x360
[18467.734871][T19513]      netlink_unicast+0x449/0x710
[18467.734871][T19513]      netlink_sendmsg+0x723/0xbe0
[18467.734871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18467.734871][T19513]      ___sys_sendmsg+0xee/0x170
[18467.734871][T19513]      __sys_sendmsg+0xcd/0x170
[18467.734871][T19513]      do_syscall_64+0xc6/0x1e0
[18467.734871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18467.734871][T19513] 
[18467.736541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18467.736541][T19513]      neigh_parms_alloc+0x1e5/0x510
[18467.736541][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18467.736541][T19513]      ipv6_find_idev+0x102/0x170
[18467.736541][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18467.736541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18467.736541][T19513]      netlink_rcv_skb+0x130/0x360
[18467.736541][T19513]      netlink_unicast+0x449/0x710
[18467.736541][T19513]      netlink_sendmsg+0x723/0xbe0
[18467.736541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18467.736541][T19513]      ___sys_sendmsg+0xee/0x170
[18467.736541][T19513]      __sys_sendmsg+0xcd/0x170
[18467.736541][T19513]      do_syscall_64+0xc6/0x1e0
[18467.736541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18467.736541][T19513] 
[18477.823140][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18477.823610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18477.823610][T19513]      netdev_get_by_index+0x5e/0x80
[18477.823610][T19513]      fib6_nh_init+0x3d8/0x15b0
[18477.823610][T19513]      ip6_route_info_create+0xf18/0x17d0
[18477.823610][T19513]      ip6_route_add+0x1c/0x140
[18477.823610][T19513]      addrconf_prefix_route+0x2a6/0x430
[18477.823610][T19513]      inet6_addr_add+0x4f8/0xa40
[18477.823610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18477.823610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18477.823610][T19513]      netlink_rcv_skb+0x130/0x360
[18477.823610][T19513]      netlink_unicast+0x449/0x710
[18477.823610][T19513]      netlink_sendmsg+0x723/0xbe0
[18477.823610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18477.823610][T19513]      ___sys_sendmsg+0xee/0x170
[18477.823610][T19513]      __sys_sendmsg+0xcd/0x170
[18477.823610][T19513]      do_syscall_64+0xc6/0x1e0
[18477.823610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18477.823610][T19513] 
[18477.825837][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18477.825837][T19513]      netdev_get_by_index+0x5e/0x80
[18477.825837][T19513]      fib6_nh_init+0x3d8/0x15b0
[18477.825837][T19513]      ip6_route_info_create+0xf18/0x17d0
[18477.825837][T19513]      addrconf_f6i_alloc+0x315/0x560
[18477.825837][T19513]      ipv6_add_addr+0x411/0x2000
[18477.825837][T19513]      inet6_addr_add+0x30e/0xa40
[18477.825837][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18477.825837][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18477.825837][T19513]      netlink_rcv_skb+0x130/0x360
[18477.825837][T19513]      netlink_unicast+0x449/0x710
[18477.825837][T19513]      netlink_sendmsg+0x723/0xbe0
[18477.825837][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18477.825837][T19513]      ___sys_sendmsg+0xee/0x170
[18477.825837][T19513]      __sys_sendmsg+0xcd/0x170
[18477.825837][T19513]      do_syscall_64+0xc6/0x1e0
[18477.825837][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18477.825837][T19513] 
[18477.828099][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18477.828099][T19513]      netdev_get_by_index+0x5e/0x80
[18477.828099][T19513]      fib6_nh_init+0x3d8/0x15b0
[18477.828099][T19513]      ip6_route_info_create+0xf18/0x17d0
[18477.828099][T19513]      ip6_route_add+0x1c/0x140
[18477.828099][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18477.828099][T19513]      addrconf_add_dev+0xe2/0x170
[18477.828099][T19513]      inet6_addr_add+0x12f/0xa40
[18477.828099][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18477.828099][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18477.828099][T19513]      netlink_rcv_skb+0x130/0x360
[18477.828099][T19513]      netlink_unicast+0x449/0x710
[18477.828099][T19513]      netlink_sendmsg+0x723/0xbe0
[18477.828099][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18477.828099][T19513]      ___sys_sendmsg+0xee/0x170
[18477.828099][T19513]      __sys_sendmsg+0xcd/0x170
[18477.828099][T19513]      do_syscall_64+0xc6/0x1e0
[18477.828099][T19513] 
[18477.831295][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18477.831295][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18477.831295][T19513]      ipv6_find_idev+0x102/0x170
[18477.831295][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18477.831295][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18477.831295][T19513]      netlink_rcv_skb+0x130/0x360
[18477.831295][T19513]      netlink_unicast+0x449/0x710
[18477.831295][T19513]      netlink_sendmsg+0x723/0xbe0
[18477.831295][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18477.831295][T19513]      ___sys_sendmsg+0xee/0x170
[18477.831295][T19513]      __sys_sendmsg+0xcd/0x170
[18477.831295][T19513]      do_syscall_64+0xc6/0x1e0
[18477.831295][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18477.831295][T19513] 
[18477.833029][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18477.833029][T19513]      neigh_parms_alloc+0x1e5/0x510
[18477.833029][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18477.833029][T19513]      ipv6_find_idev+0x102/0x170
[18477.833029][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18477.833029][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18477.833029][T19513]      netlink_rcv_skb+0x130/0x360
[18477.833029][T19513]      netlink_unicast+0x449/0x710
[18477.833029][T19513]      netlink_sendmsg+0x723/0xbe0
[18477.833029][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18477.833029][T19513]      ___sys_sendmsg+0xee/0x170
[18477.833029][T19513]      __sys_sendmsg+0xcd/0x170
[18477.833029][T19513]      do_syscall_64+0xc6/0x1e0
[18477.833029][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18477.833029][T19513] 
[18488.071230][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18488.072267][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18488.072267][T19513]      netdev_get_by_index+0x5e/0x80
[18488.072267][T19513]      fib6_nh_init+0x3d8/0x15b0
[18488.072267][T19513]      ip6_route_info_create+0xf18/0x17d0
[18488.072267][T19513]      ip6_route_add+0x1c/0x140
[18488.072267][T19513]      addrconf_prefix_route+0x2a6/0x430
[18488.072267][T19513]      inet6_addr_add+0x4f8/0xa40
[18488.072267][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18488.072267][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18488.072267][T19513]      netlink_rcv_skb+0x130/0x360
[18488.072267][T19513]      netlink_unicast+0x449/0x710
[18488.072267][T19513]      netlink_sendmsg+0x723/0xbe0
[18488.072267][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18488.072267][T19513]      ___sys_sendmsg+0xee/0x170
[18488.072267][T19513]      __sys_sendmsg+0xcd/0x170
[18488.072267][T19513]      do_syscall_64+0xc6/0x1e0
[18488.072267][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18488.072267][T19513] 
[18488.074529][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18488.074529][T19513]      netdev_get_by_index+0x5e/0x80
[18488.074529][T19513]      fib6_nh_init+0x3d8/0x15b0
[18488.074529][T19513]      ip6_route_info_create+0xf18/0x17d0
[18488.074529][T19513]      addrconf_f6i_alloc+0x315/0x560
[18488.074529][T19513]      ipv6_add_addr+0x411/0x2000
[18488.074529][T19513]      inet6_addr_add+0x30e/0xa40
[18488.074529][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18488.074529][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18488.074529][T19513]      netlink_rcv_skb+0x130/0x360
[18488.074529][T19513]      netlink_unicast+0x449/0x710
[18488.074529][T19513]      netlink_sendmsg+0x723/0xbe0
[18488.074529][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18488.074529][T19513]      ___sys_sendmsg+0xee/0x170
[18488.074529][T19513]      __sys_sendmsg+0xcd/0x170
[18488.074529][T19513]      do_syscall_64+0xc6/0x1e0
[18488.074529][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18488.074529][T19513] 
[18488.076686][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18488.076686][T19513]      netdev_get_by_index+0x5e/0x80
[18488.076686][T19513]      fib6_nh_init+0x3d8/0x15b0
[18488.076686][T19513]      ip6_route_info_create+0xf18/0x17d0
[18488.076686][T19513]      ip6_route_add+0x1c/0x140
[18488.076686][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18488.076686][T19513]      addrconf_add_dev+0xe2/0x170
[18488.076686][T19513]      inet6_addr_add+0x12f/0xa40
[18488.076686][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18488.076686][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18488.076686][T19513]      netlink_rcv_skb+0x130/0x360
[18488.076686][T19513]      netlink_unicast+0x449/0x710
[18488.076686][T19513]      netlink_sendmsg+0x723/0xbe0
[18488.076686][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18488.076686][T19513]      ___sys_sendmsg+0xee/0x170
[18488.076686][T19513]      __sys_sendmsg+0xcd/0x170
[18488.076686][T19513]      do_syscall_64+0xc6/0x1e0
[18488.076686][T19513] 
[18488.078803][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18488.078803][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18488.078803][T19513]      ipv6_find_idev+0x102/0x170
[18488.078803][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18488.078803][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18488.078803][T19513]      netlink_rcv_skb+0x130/0x360
[18488.078803][T19513]      netlink_unicast+0x449/0x710
[18488.078803][T19513]      netlink_sendmsg+0x723/0xbe0
[18488.078803][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18488.078803][T19513]      ___sys_sendmsg+0xee/0x170
[18488.078803][T19513]      __sys_sendmsg+0xcd/0x170
[18488.078803][T19513]      do_syscall_64+0xc6/0x1e0
[18488.078803][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18488.078803][T19513] 
[18488.080456][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18488.080456][T19513]      neigh_parms_alloc+0x1e5/0x510
[18488.080456][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18488.080456][T19513]      ipv6_find_idev+0x102/0x170
[18488.080456][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18488.080456][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18488.080456][T19513]      netlink_rcv_skb+0x130/0x360
[18488.080456][T19513]      netlink_unicast+0x449/0x710
[18488.080456][T19513]      netlink_sendmsg+0x723/0xbe0
[18488.080456][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18488.080456][T19513]      ___sys_sendmsg+0xee/0x170
[18488.080456][T19513]      __sys_sendmsg+0xcd/0x170
[18488.080456][T19513]      do_syscall_64+0xc6/0x1e0
[18488.080456][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18488.080456][T19513] 
[18498.279296][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18498.279779][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18498.279779][T19513]      netdev_get_by_index+0x5e/0x80
[18498.279779][T19513]      fib6_nh_init+0x3d8/0x15b0
[18498.279779][T19513]      ip6_route_info_create+0xf18/0x17d0
[18498.279779][T19513]      ip6_route_add+0x1c/0x140
[18498.279779][T19513]      addrconf_prefix_route+0x2a6/0x430
[18498.279779][T19513]      inet6_addr_add+0x4f8/0xa40
[18498.279779][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18498.279779][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18498.279779][T19513]      netlink_rcv_skb+0x130/0x360
[18498.279779][T19513]      netlink_unicast+0x449/0x710
[18498.279779][T19513]      netlink_sendmsg+0x723/0xbe0
[18498.279779][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18498.279779][T19513]      ___sys_sendmsg+0xee/0x170
[18498.279779][T19513]      __sys_sendmsg+0xcd/0x170
[18498.279779][T19513]      do_syscall_64+0xc6/0x1e0
[18498.279779][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18498.279779][T19513] 
[18498.282002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18498.282002][T19513]      netdev_get_by_index+0x5e/0x80
[18498.282002][T19513]      fib6_nh_init+0x3d8/0x15b0
[18498.282002][T19513]      ip6_route_info_create+0xf18/0x17d0
[18498.282002][T19513]      addrconf_f6i_alloc+0x315/0x560
[18498.282002][T19513]      ipv6_add_addr+0x411/0x2000
[18498.282002][T19513]      inet6_addr_add+0x30e/0xa40
[18498.282002][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18498.282002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18498.282002][T19513]      netlink_rcv_skb+0x130/0x360
[18498.282002][T19513]      netlink_unicast+0x449/0x710
[18498.282002][T19513]      netlink_sendmsg+0x723/0xbe0
[18498.282002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18498.282002][T19513]      ___sys_sendmsg+0xee/0x170
[18498.282002][T19513]      __sys_sendmsg+0xcd/0x170
[18498.282002][T19513]      do_syscall_64+0xc6/0x1e0
[18498.282002][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18498.282002][T19513] 
[18498.284210][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18498.284210][T19513]      netdev_get_by_index+0x5e/0x80
[18498.284210][T19513]      fib6_nh_init+0x3d8/0x15b0
[18498.284210][T19513]      ip6_route_info_create+0xf18/0x17d0
[18498.284210][T19513]      ip6_route_add+0x1c/0x140
[18498.284210][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18498.284210][T19513]      addrconf_add_dev+0xe2/0x170
[18498.284210][T19513]      inet6_addr_add+0x12f/0xa40
[18498.284210][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18498.284210][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18498.284210][T19513]      netlink_rcv_skb+0x130/0x360
[18498.284210][T19513]      netlink_unicast+0x449/0x710
[18498.284210][T19513]      netlink_sendmsg+0x723/0xbe0
[18498.284210][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18498.284210][T19513]      ___sys_sendmsg+0xee/0x170
[18498.284210][T19513]      __sys_sendmsg+0xcd/0x170
[18498.284210][T19513]      do_syscall_64+0xc6/0x1e0
[18498.284210][T19513] 
[18498.286341][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18498.286341][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18498.286341][T19513]      ipv6_find_idev+0x102/0x170
[18498.286341][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18498.286341][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18498.286341][T19513]      netlink_rcv_skb+0x130/0x360
[18498.286341][T19513]      netlink_unicast+0x449/0x710
[18498.286341][T19513]      netlink_sendmsg+0x723/0xbe0
[18498.286341][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18498.286341][T19513]      ___sys_sendmsg+0xee/0x170
[18498.286341][T19513]      __sys_sendmsg+0xcd/0x170
[18498.286341][T19513]      do_syscall_64+0xc6/0x1e0
[18498.286341][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18498.286341][T19513] 
[18498.288023][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18498.288023][T19513]      neigh_parms_alloc+0x1e5/0x510
[18498.288023][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18498.288023][T19513]      ipv6_find_idev+0x102/0x170
[18498.288023][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18498.288023][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18498.288023][T19513]      netlink_rcv_skb+0x130/0x360
[18498.288023][T19513]      netlink_unicast+0x449/0x710
[18498.288023][T19513]      netlink_sendmsg+0x723/0xbe0
[18498.288023][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18498.288023][T19513]      ___sys_sendmsg+0xee/0x170
[18498.288023][T19513]      __sys_sendmsg+0xcd/0x170
[18498.288023][T19513]      do_syscall_64+0xc6/0x1e0
[18498.288023][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18498.288023][T19513] 
[18508.527215][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18508.527675][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18508.527675][T19513]      netdev_get_by_index+0x5e/0x80
[18508.527675][T19513]      fib6_nh_init+0x3d8/0x15b0
[18508.527675][T19513]      ip6_route_info_create+0xf18/0x17d0
[18508.527675][T19513]      ip6_route_add+0x1c/0x140
[18508.527675][T19513]      addrconf_prefix_route+0x2a6/0x430
[18508.527675][T19513]      inet6_addr_add+0x4f8/0xa40
[18508.527675][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18508.527675][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18508.527675][T19513]      netlink_rcv_skb+0x130/0x360
[18508.527675][T19513]      netlink_unicast+0x449/0x710
[18508.527675][T19513]      netlink_sendmsg+0x723/0xbe0
[18508.527675][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18508.527675][T19513]      ___sys_sendmsg+0xee/0x170
[18508.527675][T19513]      __sys_sendmsg+0xcd/0x170
[18508.527675][T19513]      do_syscall_64+0xc6/0x1e0
[18508.527675][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18508.527675][T19513] 
[18508.529910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18508.529910][T19513]      netdev_get_by_index+0x5e/0x80
[18508.529910][T19513]      fib6_nh_init+0x3d8/0x15b0
[18508.529910][T19513]      ip6_route_info_create+0xf18/0x17d0
[18508.529910][T19513]      addrconf_f6i_alloc+0x315/0x560
[18508.529910][T19513]      ipv6_add_addr+0x411/0x2000
[18508.529910][T19513]      inet6_addr_add+0x30e/0xa40
[18508.529910][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18508.529910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18508.529910][T19513]      netlink_rcv_skb+0x130/0x360
[18508.529910][T19513]      netlink_unicast+0x449/0x710
[18508.529910][T19513]      netlink_sendmsg+0x723/0xbe0
[18508.529910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18508.529910][T19513]      ___sys_sendmsg+0xee/0x170
[18508.529910][T19513]      __sys_sendmsg+0xcd/0x170
[18508.529910][T19513]      do_syscall_64+0xc6/0x1e0
[18508.529910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18508.529910][T19513] 
[18508.532132][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18508.532132][T19513]      netdev_get_by_index+0x5e/0x80
[18508.532132][T19513]      fib6_nh_init+0x3d8/0x15b0
[18508.532132][T19513]      ip6_route_info_create+0xf18/0x17d0
[18508.532132][T19513]      ip6_route_add+0x1c/0x140
[18508.532132][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18508.532132][T19513]      addrconf_add_dev+0xe2/0x170
[18508.532132][T19513]      inet6_addr_add+0x12f/0xa40
[18508.532132][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18508.532132][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18508.532132][T19513]      netlink_rcv_skb+0x130/0x360
[18508.532132][T19513]      netlink_unicast+0x449/0x710
[18508.532132][T19513]      netlink_sendmsg+0x723/0xbe0
[18508.532132][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18508.532132][T19513]      ___sys_sendmsg+0xee/0x170
[18508.532132][T19513]      __sys_sendmsg+0xcd/0x170
[18508.532132][T19513]      do_syscall_64+0xc6/0x1e0
[18508.532132][T19513] 
[18508.534320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18508.534320][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18508.534320][T19513]      ipv6_find_idev+0x102/0x170
[18508.534320][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18508.534320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18508.534320][T19513]      netlink_rcv_skb+0x130/0x360
[18508.534320][T19513]      netlink_unicast+0x449/0x710
[18508.534320][T19513]      netlink_sendmsg+0x723/0xbe0
[18508.534320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18508.534320][T19513]      ___sys_sendmsg+0xee/0x170
[18508.534320][T19513]      __sys_sendmsg+0xcd/0x170
[18508.534320][T19513]      do_syscall_64+0xc6/0x1e0
[18508.534320][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18508.534320][T19513] 
[18508.536026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18508.536026][T19513]      neigh_parms_alloc+0x1e5/0x510
[18508.536026][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18508.536026][T19513]      ipv6_find_idev+0x102/0x170
[18508.536026][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18508.536026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18508.536026][T19513]      netlink_rcv_skb+0x130/0x360
[18508.536026][T19513]      netlink_unicast+0x449/0x710
[18508.536026][T19513]      netlink_sendmsg+0x723/0xbe0
[18508.536026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18508.536026][T19513]      ___sys_sendmsg+0xee/0x170
[18508.536026][T19513]      __sys_sendmsg+0xcd/0x170
[18508.536026][T19513]      do_syscall_64+0xc6/0x1e0
[18508.536026][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18508.536026][T19513] 
[18518.775187][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18518.775662][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18518.775662][T19513]      netdev_get_by_index+0x5e/0x80
[18518.775662][T19513]      fib6_nh_init+0x3d8/0x15b0
[18518.775662][T19513]      ip6_route_info_create+0xf18/0x17d0
[18518.775662][T19513]      ip6_route_add+0x1c/0x140
[18518.775662][T19513]      addrconf_prefix_route+0x2a6/0x430
[18518.775662][T19513]      inet6_addr_add+0x4f8/0xa40
[18518.775662][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18518.775662][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18518.775662][T19513]      netlink_rcv_skb+0x130/0x360
[18518.775662][T19513]      netlink_unicast+0x449/0x710
[18518.775662][T19513]      netlink_sendmsg+0x723/0xbe0
[18518.775662][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18518.775662][T19513]      ___sys_sendmsg+0xee/0x170
[18518.775662][T19513]      __sys_sendmsg+0xcd/0x170
[18518.775662][T19513]      do_syscall_64+0xc6/0x1e0
[18518.775662][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18518.775662][T19513] 
[18518.777943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18518.777943][T19513]      netdev_get_by_index+0x5e/0x80
[18518.777943][T19513]      fib6_nh_init+0x3d8/0x15b0
[18518.777943][T19513]      ip6_route_info_create+0xf18/0x17d0
[18518.777943][T19513]      addrconf_f6i_alloc+0x315/0x560
[18518.777943][T19513]      ipv6_add_addr+0x411/0x2000
[18518.777943][T19513]      inet6_addr_add+0x30e/0xa40
[18518.777943][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18518.777943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18518.777943][T19513]      netlink_rcv_skb+0x130/0x360
[18518.777943][T19513]      netlink_unicast+0x449/0x710
[18518.777943][T19513]      netlink_sendmsg+0x723/0xbe0
[18518.777943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18518.777943][T19513]      ___sys_sendmsg+0xee/0x170
[18518.777943][T19513]      __sys_sendmsg+0xcd/0x170
[18518.777943][T19513]      do_syscall_64+0xc6/0x1e0
[18518.777943][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18518.777943][T19513] 
[18518.780128][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18518.780128][T19513]      netdev_get_by_index+0x5e/0x80
[18518.780128][T19513]      fib6_nh_init+0x3d8/0x15b0
[18518.780128][T19513]      ip6_route_info_create+0xf18/0x17d0
[18518.780128][T19513]      ip6_route_add+0x1c/0x140
[18518.780128][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18518.780128][T19513]      addrconf_add_dev+0xe2/0x170
[18518.780128][T19513]      inet6_addr_add+0x12f/0xa40
[18518.780128][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18518.780128][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18518.780128][T19513]      netlink_rcv_skb+0x130/0x360
[18518.780128][T19513]      netlink_unicast+0x449/0x710
[18518.780128][T19513]      netlink_sendmsg+0x723/0xbe0
[18518.780128][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18518.780128][T19513]      ___sys_sendmsg+0xee/0x170
[18518.780128][T19513]      __sys_sendmsg+0xcd/0x170
[18518.780128][T19513]      do_syscall_64+0xc6/0x1e0
[18518.780128][T19513] 
[18518.782275][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18518.782275][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18518.782275][T19513]      ipv6_find_idev+0x102/0x170
[18518.782275][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18518.782275][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18518.782275][T19513]      netlink_rcv_skb+0x130/0x360
[18518.782275][T19513]      netlink_unicast+0x449/0x710
[18518.782275][T19513]      netlink_sendmsg+0x723/0xbe0
[18518.782275][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18518.782275][T19513]      ___sys_sendmsg+0xee/0x170
[18518.782275][T19513]      __sys_sendmsg+0xcd/0x170
[18518.782275][T19513]      do_syscall_64+0xc6/0x1e0
[18518.782275][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18518.782275][T19513] 
[18518.783941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18518.783941][T19513]      neigh_parms_alloc+0x1e5/0x510
[18518.783941][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18518.783941][T19513]      ipv6_find_idev+0x102/0x170
[18518.783941][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18518.783941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18518.783941][T19513]      netlink_rcv_skb+0x130/0x360
[18518.783941][T19513]      netlink_unicast+0x449/0x710
[18518.783941][T19513]      netlink_sendmsg+0x723/0xbe0
[18518.783941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18518.783941][T19513]      ___sys_sendmsg+0xee/0x170
[18518.783941][T19513]      __sys_sendmsg+0xcd/0x170
[18518.783941][T19513]      do_syscall_64+0xc6/0x1e0
[18518.783941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18518.783941][T19513] 
[18528.791117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18528.791594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18528.791594][T19513]      netdev_get_by_index+0x5e/0x80
[18528.791594][T19513]      fib6_nh_init+0x3d8/0x15b0
[18528.791594][T19513]      ip6_route_info_create+0xf18/0x17d0
[18528.791594][T19513]      ip6_route_add+0x1c/0x140
[18528.791594][T19513]      addrconf_prefix_route+0x2a6/0x430
[18528.791594][T19513]      inet6_addr_add+0x4f8/0xa40
[18528.791594][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18528.791594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18528.791594][T19513]      netlink_rcv_skb+0x130/0x360
[18528.791594][T19513]      netlink_unicast+0x449/0x710
[18528.791594][T19513]      netlink_sendmsg+0x723/0xbe0
[18528.791594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18528.791594][T19513]      ___sys_sendmsg+0xee/0x170
[18528.791594][T19513]      __sys_sendmsg+0xcd/0x170
[18528.791594][T19513]      do_syscall_64+0xc6/0x1e0
[18528.791594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18528.791594][T19513] 
[18528.793892][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18528.793892][T19513]      netdev_get_by_index+0x5e/0x80
[18528.793892][T19513]      fib6_nh_init+0x3d8/0x15b0
[18528.793892][T19513]      ip6_route_info_create+0xf18/0x17d0
[18528.793892][T19513]      addrconf_f6i_alloc+0x315/0x560
[18528.793892][T19513]      ipv6_add_addr+0x411/0x2000
[18528.793892][T19513]      inet6_addr_add+0x30e/0xa40
[18528.793892][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18528.793892][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18528.793892][T19513]      netlink_rcv_skb+0x130/0x360
[18528.793892][T19513]      netlink_unicast+0x449/0x710
[18528.793892][T19513]      netlink_sendmsg+0x723/0xbe0
[18528.793892][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18528.793892][T19513]      ___sys_sendmsg+0xee/0x170
[18528.793892][T19513]      __sys_sendmsg+0xcd/0x170
[18528.793892][T19513]      do_syscall_64+0xc6/0x1e0
[18528.793892][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18528.793892][T19513] 
[18528.796081][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18528.796081][T19513]      netdev_get_by_index+0x5e/0x80
[18528.796081][T19513]      fib6_nh_init+0x3d8/0x15b0
[18528.796081][T19513]      ip6_route_info_create+0xf18/0x17d0
[18528.796081][T19513]      ip6_route_add+0x1c/0x140
[18528.796081][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18528.796081][T19513]      addrconf_add_dev+0xe2/0x170
[18528.796081][T19513]      inet6_addr_add+0x12f/0xa40
[18528.796081][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18528.796081][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18528.796081][T19513]      netlink_rcv_skb+0x130/0x360
[18528.796081][T19513]      netlink_unicast+0x449/0x710
[18528.796081][T19513]      netlink_sendmsg+0x723/0xbe0
[18528.796081][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18528.796081][T19513]      ___sys_sendmsg+0xee/0x170
[18528.796081][T19513]      __sys_sendmsg+0xcd/0x170
[18528.796081][T19513]      do_syscall_64+0xc6/0x1e0
[18528.796081][T19513] 
[18528.798250][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18528.798250][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18528.798250][T19513]      ipv6_find_idev+0x102/0x170
[18528.798250][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18528.798250][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18528.798250][T19513]      netlink_rcv_skb+0x130/0x360
[18528.798250][T19513]      netlink_unicast+0x449/0x710
[18528.798250][T19513]      netlink_sendmsg+0x723/0xbe0
[18528.798250][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18528.798250][T19513]      ___sys_sendmsg+0xee/0x170
[18528.798250][T19513]      __sys_sendmsg+0xcd/0x170
[18528.798250][T19513]      do_syscall_64+0xc6/0x1e0
[18528.798250][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18528.798250][T19513] 
[18528.799939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18528.799939][T19513]      neigh_parms_alloc+0x1e5/0x510
[18528.799939][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18528.799939][T19513]      ipv6_find_idev+0x102/0x170
[18528.799939][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18528.799939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18528.799939][T19513]      netlink_rcv_skb+0x130/0x360
[18528.799939][T19513]      netlink_unicast+0x449/0x710
[18528.799939][T19513]      netlink_sendmsg+0x723/0xbe0
[18528.799939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18528.799939][T19513]      ___sys_sendmsg+0xee/0x170
[18528.799939][T19513]      __sys_sendmsg+0xcd/0x170
[18528.799939][T19513]      do_syscall_64+0xc6/0x1e0
[18528.799939][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18528.799939][T19513] 
[18539.047188][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18539.047760][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18539.047760][T19513]      netdev_get_by_index+0x5e/0x80
[18539.047760][T19513]      fib6_nh_init+0x3d8/0x15b0
[18539.047760][T19513]      ip6_route_info_create+0xf18/0x17d0
[18539.047760][T19513]      ip6_route_add+0x1c/0x140
[18539.047760][T19513]      addrconf_prefix_route+0x2a6/0x430
[18539.047760][T19513]      inet6_addr_add+0x4f8/0xa40
[18539.047760][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18539.047760][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18539.047760][T19513]      netlink_rcv_skb+0x130/0x360
[18539.047760][T19513]      netlink_unicast+0x449/0x710
[18539.047760][T19513]      netlink_sendmsg+0x723/0xbe0
[18539.047760][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18539.047760][T19513]      ___sys_sendmsg+0xee/0x170
[18539.047760][T19513]      __sys_sendmsg+0xcd/0x170
[18539.047760][T19513]      do_syscall_64+0xc6/0x1e0
[18539.047760][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18539.047760][T19513] 
[18539.049960][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18539.049960][T19513]      netdev_get_by_index+0x5e/0x80
[18539.049960][T19513]      fib6_nh_init+0x3d8/0x15b0
[18539.049960][T19513]      ip6_route_info_create+0xf18/0x17d0
[18539.049960][T19513]      addrconf_f6i_alloc+0x315/0x560
[18539.049960][T19513]      ipv6_add_addr+0x411/0x2000
[18539.049960][T19513]      inet6_addr_add+0x30e/0xa40
[18539.049960][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18539.049960][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18539.049960][T19513]      netlink_rcv_skb+0x130/0x360
[18539.049960][T19513]      netlink_unicast+0x449/0x710
[18539.049960][T19513]      netlink_sendmsg+0x723/0xbe0
[18539.049960][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18539.049960][T19513]      ___sys_sendmsg+0xee/0x170
[18539.049960][T19513]      __sys_sendmsg+0xcd/0x170
[18539.049960][T19513]      do_syscall_64+0xc6/0x1e0
[18539.049960][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18539.049960][T19513] 
[18539.052160][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18539.052160][T19513]      netdev_get_by_index+0x5e/0x80
[18539.052160][T19513]      fib6_nh_init+0x3d8/0x15b0
[18539.052160][T19513]      ip6_route_info_create+0xf18/0x17d0
[18539.052160][T19513]      ip6_route_add+0x1c/0x140
[18539.052160][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18539.052160][T19513]      addrconf_add_dev+0xe2/0x170
[18539.052160][T19513]      inet6_addr_add+0x12f/0xa40
[18539.052160][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18539.052160][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18539.052160][T19513]      netlink_rcv_skb+0x130/0x360
[18539.052160][T19513]      netlink_unicast+0x449/0x710
[18539.052160][T19513]      netlink_sendmsg+0x723/0xbe0
[18539.052160][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18539.052160][T19513]      ___sys_sendmsg+0xee/0x170
[18539.052160][T19513]      __sys_sendmsg+0xcd/0x170
[18539.052160][T19513]      do_syscall_64+0xc6/0x1e0
[18539.052160][T19513] 
[18539.054311][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18539.054311][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18539.054311][T19513]      ipv6_find_idev+0x102/0x170
[18539.054311][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18539.054311][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18539.054311][T19513]      netlink_rcv_skb+0x130/0x360
[18539.054311][T19513]      netlink_unicast+0x449/0x710
[18539.054311][T19513]      netlink_sendmsg+0x723/0xbe0
[18539.054311][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18539.054311][T19513]      ___sys_sendmsg+0xee/0x170
[18539.054311][T19513]      __sys_sendmsg+0xcd/0x170
[18539.054311][T19513]      do_syscall_64+0xc6/0x1e0
[18539.054311][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18539.054311][T19513] 
[18539.056000][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18539.056000][T19513]      neigh_parms_alloc+0x1e5/0x510
[18539.056000][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18539.056000][T19513]      ipv6_find_idev+0x102/0x170
[18539.056000][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18539.056000][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18539.056000][T19513]      netlink_rcv_skb+0x130/0x360
[18539.056000][T19513]      netlink_unicast+0x449/0x710
[18539.056000][T19513]      netlink_sendmsg+0x723/0xbe0
[18539.056000][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18539.056000][T19513]      ___sys_sendmsg+0xee/0x170
[18539.056000][T19513]      __sys_sendmsg+0xcd/0x170
[18539.056000][T19513]      do_syscall_64+0xc6/0x1e0
[18539.056000][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18539.056000][T19513] 
[18549.191124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18549.191591][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18549.191591][T19513]      netdev_get_by_index+0x5e/0x80
[18549.191591][T19513]      fib6_nh_init+0x3d8/0x15b0
[18549.191591][T19513]      ip6_route_info_create+0xf18/0x17d0
[18549.191591][T19513]      ip6_route_add+0x1c/0x140
[18549.191591][T19513]      addrconf_prefix_route+0x2a6/0x430
[18549.191591][T19513]      inet6_addr_add+0x4f8/0xa40
[18549.191591][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18549.191591][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18549.191591][T19513]      netlink_rcv_skb+0x130/0x360
[18549.191591][T19513]      netlink_unicast+0x449/0x710
[18549.191591][T19513]      netlink_sendmsg+0x723/0xbe0
[18549.191591][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18549.191591][T19513]      ___sys_sendmsg+0xee/0x170
[18549.191591][T19513]      __sys_sendmsg+0xcd/0x170
[18549.191591][T19513]      do_syscall_64+0xc6/0x1e0
[18549.191591][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18549.191591][T19513] 
[18549.193867][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18549.193867][T19513]      netdev_get_by_index+0x5e/0x80
[18549.193867][T19513]      fib6_nh_init+0x3d8/0x15b0
[18549.193867][T19513]      ip6_route_info_create+0xf18/0x17d0
[18549.193867][T19513]      addrconf_f6i_alloc+0x315/0x560
[18549.193867][T19513]      ipv6_add_addr+0x411/0x2000
[18549.193867][T19513]      inet6_addr_add+0x30e/0xa40
[18549.193867][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18549.193867][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18549.193867][T19513]      netlink_rcv_skb+0x130/0x360
[18549.193867][T19513]      netlink_unicast+0x449/0x710
[18549.193867][T19513]      netlink_sendmsg+0x723/0xbe0
[18549.193867][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18549.193867][T19513]      ___sys_sendmsg+0xee/0x170
[18549.193867][T19513]      __sys_sendmsg+0xcd/0x170
[18549.193867][T19513]      do_syscall_64+0xc6/0x1e0
[18549.193867][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18549.193867][T19513] 
[18549.196048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18549.196048][T19513]      netdev_get_by_index+0x5e/0x80
[18549.196048][T19513]      fib6_nh_init+0x3d8/0x15b0
[18549.196048][T19513]      ip6_route_info_create+0xf18/0x17d0
[18549.196048][T19513]      ip6_route_add+0x1c/0x140
[18549.196048][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18549.196048][T19513]      addrconf_add_dev+0xe2/0x170
[18549.196048][T19513]      inet6_addr_add+0x12f/0xa40
[18549.196048][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18549.196048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18549.196048][T19513]      netlink_rcv_skb+0x130/0x360
[18549.196048][T19513]      netlink_unicast+0x449/0x710
[18549.196048][T19513]      netlink_sendmsg+0x723/0xbe0
[18549.196048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18549.196048][T19513]      ___sys_sendmsg+0xee/0x170
[18549.196048][T19513]      __sys_sendmsg+0xcd/0x170
[18549.196048][T19513]      do_syscall_64+0xc6/0x1e0
[18549.196048][T19513] 
[18549.198219][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18549.198219][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18549.198219][T19513]      ipv6_find_idev+0x102/0x170
[18549.198219][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18549.198219][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18549.198219][T19513]      netlink_rcv_skb+0x130/0x360
[18549.198219][T19513]      netlink_unicast+0x449/0x710
[18549.198219][T19513]      netlink_sendmsg+0x723/0xbe0
[18549.198219][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18549.198219][T19513]      ___sys_sendmsg+0xee/0x170
[18549.198219][T19513]      __sys_sendmsg+0xcd/0x170
[18549.198219][T19513]      do_syscall_64+0xc6/0x1e0
[18549.198219][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18549.198219][T19513] 
[18549.199896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18549.199896][T19513]      neigh_parms_alloc+0x1e5/0x510
[18549.199896][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18549.199896][T19513]      ipv6_find_idev+0x102/0x170
[18549.199896][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18549.199896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18549.199896][T19513]      netlink_rcv_skb+0x130/0x360
[18549.199896][T19513]      netlink_unicast+0x449/0x710
[18549.199896][T19513]      netlink_sendmsg+0x723/0xbe0
[18549.199896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18549.199896][T19513]      ___sys_sendmsg+0xee/0x170
[18549.199896][T19513]      __sys_sendmsg+0xcd/0x170
[18549.199896][T19513]      do_syscall_64+0xc6/0x1e0
[18549.199896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18549.199896][T19513] 
[18559.439230][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18559.440302][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18559.440302][T19513]      netdev_get_by_index+0x5e/0x80
[18559.440302][T19513]      fib6_nh_init+0x3d8/0x15b0
[18559.440302][T19513]      ip6_route_info_create+0xf18/0x17d0
[18559.440302][T19513]      ip6_route_add+0x1c/0x140
[18559.440302][T19513]      addrconf_prefix_route+0x2a6/0x430
[18559.440302][T19513]      inet6_addr_add+0x4f8/0xa40
[18559.440302][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18559.440302][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18559.440302][T19513]      netlink_rcv_skb+0x130/0x360
[18559.440302][T19513]      netlink_unicast+0x449/0x710
[18559.440302][T19513]      netlink_sendmsg+0x723/0xbe0
[18559.440302][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18559.440302][T19513]      ___sys_sendmsg+0xee/0x170
[18559.440302][T19513]      __sys_sendmsg+0xcd/0x170
[18559.440302][T19513]      do_syscall_64+0xc6/0x1e0
[18559.440302][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18559.440302][T19513] 
[18559.442495][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18559.442495][T19513]      netdev_get_by_index+0x5e/0x80
[18559.442495][T19513]      fib6_nh_init+0x3d8/0x15b0
[18559.442495][T19513]      ip6_route_info_create+0xf18/0x17d0
[18559.442495][T19513]      addrconf_f6i_alloc+0x315/0x560
[18559.442495][T19513]      ipv6_add_addr+0x411/0x2000
[18559.442495][T19513]      inet6_addr_add+0x30e/0xa40
[18559.442495][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18559.442495][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18559.442495][T19513]      netlink_rcv_skb+0x130/0x360
[18559.442495][T19513]      netlink_unicast+0x449/0x710
[18559.442495][T19513]      netlink_sendmsg+0x723/0xbe0
[18559.442495][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18559.442495][T19513]      ___sys_sendmsg+0xee/0x170
[18559.442495][T19513]      __sys_sendmsg+0xcd/0x170
[18559.442495][T19513]      do_syscall_64+0xc6/0x1e0
[18559.442495][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18559.442495][T19513] 
[18559.444671][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18559.444671][T19513]      netdev_get_by_index+0x5e/0x80
[18559.444671][T19513]      fib6_nh_init+0x3d8/0x15b0
[18559.444671][T19513]      ip6_route_info_create+0xf18/0x17d0
[18559.444671][T19513]      ip6_route_add+0x1c/0x140
[18559.444671][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18559.444671][T19513]      addrconf_add_dev+0xe2/0x170
[18559.444671][T19513]      inet6_addr_add+0x12f/0xa40
[18559.444671][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18559.444671][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18559.444671][T19513]      netlink_rcv_skb+0x130/0x360
[18559.444671][T19513]      netlink_unicast+0x449/0x710
[18559.444671][T19513]      netlink_sendmsg+0x723/0xbe0
[18559.444671][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18559.444671][T19513]      ___sys_sendmsg+0xee/0x170
[18559.444671][T19513]      __sys_sendmsg+0xcd/0x170
[18559.444671][T19513]      do_syscall_64+0xc6/0x1e0
[18559.444671][T19513] 
[18559.447330][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18559.447330][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18559.447330][T19513]      ipv6_find_idev+0x102/0x170
[18559.447330][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18559.447330][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18559.447330][T19513]      netlink_rcv_skb+0x130/0x360
[18559.447330][T19513]      netlink_unicast+0x449/0x710
[18559.447330][T19513]      netlink_sendmsg+0x723/0xbe0
[18559.447330][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18559.447330][T19513]      ___sys_sendmsg+0xee/0x170
[18559.447330][T19513]      __sys_sendmsg+0xcd/0x170
[18559.447330][T19513]      do_syscall_64+0xc6/0x1e0
[18559.447330][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18559.447330][T19513] 
[18559.448991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18559.448991][T19513]      neigh_parms_alloc+0x1e5/0x510
[18559.448991][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18559.448991][T19513]      ipv6_find_idev+0x102/0x170
[18559.448991][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18559.448991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18559.448991][T19513]      netlink_rcv_skb+0x130/0x360
[18559.448991][T19513]      netlink_unicast+0x449/0x710
[18559.448991][T19513]      netlink_sendmsg+0x723/0xbe0
[18559.448991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18559.448991][T19513]      ___sys_sendmsg+0xee/0x170
[18559.448991][T19513]      __sys_sendmsg+0xcd/0x170
[18559.448991][T19513]      do_syscall_64+0xc6/0x1e0
[18559.448991][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18559.448991][T19513] 
[18569.687232][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18569.688242][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18569.688242][T19513]      netdev_get_by_index+0x5e/0x80
[18569.688242][T19513]      fib6_nh_init+0x3d8/0x15b0
[18569.688242][T19513]      ip6_route_info_create+0xf18/0x17d0
[18569.688242][T19513]      ip6_route_add+0x1c/0x140
[18569.688242][T19513]      addrconf_prefix_route+0x2a6/0x430
[18569.688242][T19513]      inet6_addr_add+0x4f8/0xa40
[18569.688242][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18569.688242][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18569.688242][T19513]      netlink_rcv_skb+0x130/0x360
[18569.688242][T19513]      netlink_unicast+0x449/0x710
[18569.688242][T19513]      netlink_sendmsg+0x723/0xbe0
[18569.688242][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18569.688242][T19513]      ___sys_sendmsg+0xee/0x170
[18569.688242][T19513]      __sys_sendmsg+0xcd/0x170
[18569.688242][T19513]      do_syscall_64+0xc6/0x1e0
[18569.688242][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18569.688242][T19513] 
[18569.690448][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18569.690448][T19513]      netdev_get_by_index+0x5e/0x80
[18569.690448][T19513]      fib6_nh_init+0x3d8/0x15b0
[18569.690448][T19513]      ip6_route_info_create+0xf18/0x17d0
[18569.690448][T19513]      addrconf_f6i_alloc+0x315/0x560
[18569.690448][T19513]      ipv6_add_addr+0x411/0x2000
[18569.690448][T19513]      inet6_addr_add+0x30e/0xa40
[18569.690448][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18569.690448][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18569.690448][T19513]      netlink_rcv_skb+0x130/0x360
[18569.690448][T19513]      netlink_unicast+0x449/0x710
[18569.690448][T19513]      netlink_sendmsg+0x723/0xbe0
[18569.690448][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18569.690448][T19513]      ___sys_sendmsg+0xee/0x170
[18569.690448][T19513]      __sys_sendmsg+0xcd/0x170
[18569.690448][T19513]      do_syscall_64+0xc6/0x1e0
[18569.690448][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18569.690448][T19513] 
[18569.692655][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18569.692655][T19513]      netdev_get_by_index+0x5e/0x80
[18569.692655][T19513]      fib6_nh_init+0x3d8/0x15b0
[18569.692655][T19513]      ip6_route_info_create+0xf18/0x17d0
[18569.692655][T19513]      ip6_route_add+0x1c/0x140
[18569.692655][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18569.692655][T19513]      addrconf_add_dev+0xe2/0x170
[18569.692655][T19513]      inet6_addr_add+0x12f/0xa40
[18569.692655][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18569.692655][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18569.692655][T19513]      netlink_rcv_skb+0x130/0x360
[18569.692655][T19513]      netlink_unicast+0x449/0x710
[18569.692655][T19513]      netlink_sendmsg+0x723/0xbe0
[18569.692655][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18569.692655][T19513]      ___sys_sendmsg+0xee/0x170
[18569.692655][T19513]      __sys_sendmsg+0xcd/0x170
[18569.692655][T19513]      do_syscall_64+0xc6/0x1e0
[18569.692655][T19513] 
[18569.695195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18569.695195][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18569.695195][T19513]      ipv6_find_idev+0x102/0x170
[18569.695195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18569.695195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18569.695195][T19513]      netlink_rcv_skb+0x130/0x360
[18569.695195][T19513]      netlink_unicast+0x449/0x710
[18569.695195][T19513]      netlink_sendmsg+0x723/0xbe0
[18569.695195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18569.695195][T19513]      ___sys_sendmsg+0xee/0x170
[18569.695195][T19513]      __sys_sendmsg+0xcd/0x170
[18569.695195][T19513]      do_syscall_64+0xc6/0x1e0
[18569.695195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18569.695195][T19513] 
[18569.696875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18569.696875][T19513]      neigh_parms_alloc+0x1e5/0x510
[18569.696875][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18569.696875][T19513]      ipv6_find_idev+0x102/0x170
[18569.696875][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18569.696875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18569.696875][T19513]      netlink_rcv_skb+0x130/0x360
[18569.696875][T19513]      netlink_unicast+0x449/0x710
[18569.696875][T19513]      netlink_sendmsg+0x723/0xbe0
[18569.696875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18569.696875][T19513]      ___sys_sendmsg+0xee/0x170
[18569.696875][T19513]      __sys_sendmsg+0xcd/0x170
[18569.696875][T19513]      do_syscall_64+0xc6/0x1e0
[18569.696875][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18569.696875][T19513] 
[18579.935194][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18579.936309][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18579.936309][T19513]      netdev_get_by_index+0x5e/0x80
[18579.936309][T19513]      fib6_nh_init+0x3d8/0x15b0
[18579.936309][T19513]      ip6_route_info_create+0xf18/0x17d0
[18579.936309][T19513]      ip6_route_add+0x1c/0x140
[18579.936309][T19513]      addrconf_prefix_route+0x2a6/0x430
[18579.936309][T19513]      inet6_addr_add+0x4f8/0xa40
[18579.936309][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18579.936309][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18579.936309][T19513]      netlink_rcv_skb+0x130/0x360
[18579.936309][T19513]      netlink_unicast+0x449/0x710
[18579.936309][T19513]      netlink_sendmsg+0x723/0xbe0
[18579.936309][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18579.936309][T19513]      ___sys_sendmsg+0xee/0x170
[18579.936309][T19513]      __sys_sendmsg+0xcd/0x170
[18579.936309][T19513]      do_syscall_64+0xc6/0x1e0
[18579.936309][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18579.936309][T19513] 
[18579.938665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18579.938665][T19513]      netdev_get_by_index+0x5e/0x80
[18579.938665][T19513]      fib6_nh_init+0x3d8/0x15b0
[18579.938665][T19513]      ip6_route_info_create+0xf18/0x17d0
[18579.938665][T19513]      addrconf_f6i_alloc+0x315/0x560
[18579.938665][T19513]      ipv6_add_addr+0x411/0x2000
[18579.938665][T19513]      inet6_addr_add+0x30e/0xa40
[18579.938665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18579.938665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18579.938665][T19513]      netlink_rcv_skb+0x130/0x360
[18579.938665][T19513]      netlink_unicast+0x449/0x710
[18579.938665][T19513]      netlink_sendmsg+0x723/0xbe0
[18579.938665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18579.938665][T19513]      ___sys_sendmsg+0xee/0x170
[18579.938665][T19513]      __sys_sendmsg+0xcd/0x170
[18579.938665][T19513]      do_syscall_64+0xc6/0x1e0
[18579.938665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18579.938665][T19513] 
[18579.940896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18579.940896][T19513]      netdev_get_by_index+0x5e/0x80
[18579.940896][T19513]      fib6_nh_init+0x3d8/0x15b0
[18579.940896][T19513]      ip6_route_info_create+0xf18/0x17d0
[18579.940896][T19513]      ip6_route_add+0x1c/0x140
[18579.940896][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18579.940896][T19513]      addrconf_add_dev+0xe2/0x170
[18579.940896][T19513]      inet6_addr_add+0x12f/0xa40
[18579.940896][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18579.940896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18579.940896][T19513]      netlink_rcv_skb+0x130/0x360
[18579.940896][T19513]      netlink_unicast+0x449/0x710
[18579.940896][T19513]      netlink_sendmsg+0x723/0xbe0
[18579.940896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18579.940896][T19513]      ___sys_sendmsg+0xee/0x170
[18579.940896][T19513]      __sys_sendmsg+0xcd/0x170
[18579.940896][T19513]      do_syscall_64+0xc6/0x1e0
[18579.940896][T19513] 
[18579.943108][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18579.943108][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18579.943108][T19513]      ipv6_find_idev+0x102/0x170
[18579.943108][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18579.943108][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18579.943108][T19513]      netlink_rcv_skb+0x130/0x360
[18579.943108][T19513]      netlink_unicast+0x449/0x710
[18579.943108][T19513]      netlink_sendmsg+0x723/0xbe0
[18579.943108][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18579.943108][T19513]      ___sys_sendmsg+0xee/0x170
[18579.943108][T19513]      __sys_sendmsg+0xcd/0x170
[18579.943108][T19513]      do_syscall_64+0xc6/0x1e0
[18579.943108][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18579.943108][T19513] 
[18579.944782][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18579.944782][T19513]      neigh_parms_alloc+0x1e5/0x510
[18579.944782][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18579.944782][T19513]      ipv6_find_idev+0x102/0x170
[18579.944782][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18579.944782][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18579.944782][T19513]      netlink_rcv_skb+0x130/0x360
[18579.944782][T19513]      netlink_unicast+0x449/0x710
[18579.944782][T19513]      netlink_sendmsg+0x723/0xbe0
[18579.944782][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18579.944782][T19513]      ___sys_sendmsg+0xee/0x170
[18579.944782][T19513]      __sys_sendmsg+0xcd/0x170
[18579.944782][T19513]      do_syscall_64+0xc6/0x1e0
[18579.944782][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18579.944782][T19513] 
[18590.183227][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18590.183772][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18590.183772][T19513]      netdev_get_by_index+0x5e/0x80
[18590.183772][T19513]      fib6_nh_init+0x3d8/0x15b0
[18590.183772][T19513]      ip6_route_info_create+0xf18/0x17d0
[18590.183772][T19513]      ip6_route_add+0x1c/0x140
[18590.183772][T19513]      addrconf_prefix_route+0x2a6/0x430
[18590.183772][T19513]      inet6_addr_add+0x4f8/0xa40
[18590.183772][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18590.183772][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18590.183772][T19513]      netlink_rcv_skb+0x130/0x360
[18590.183772][T19513]      netlink_unicast+0x449/0x710
[18590.183772][T19513]      netlink_sendmsg+0x723/0xbe0
[18590.183772][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18590.183772][T19513]      ___sys_sendmsg+0xee/0x170
[18590.183772][T19513]      __sys_sendmsg+0xcd/0x170
[18590.183772][T19513]      do_syscall_64+0xc6/0x1e0
[18590.183772][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18590.183772][T19513] 
[18590.186053][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18590.186053][T19513]      netdev_get_by_index+0x5e/0x80
[18590.186053][T19513]      fib6_nh_init+0x3d8/0x15b0
[18590.186053][T19513]      ip6_route_info_create+0xf18/0x17d0
[18590.186053][T19513]      addrconf_f6i_alloc+0x315/0x560
[18590.186053][T19513]      ipv6_add_addr+0x411/0x2000
[18590.186053][T19513]      inet6_addr_add+0x30e/0xa40
[18590.186053][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18590.186053][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18590.186053][T19513]      netlink_rcv_skb+0x130/0x360
[18590.186053][T19513]      netlink_unicast+0x449/0x710
[18590.186053][T19513]      netlink_sendmsg+0x723/0xbe0
[18590.186053][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18590.186053][T19513]      ___sys_sendmsg+0xee/0x170
[18590.186053][T19513]      __sys_sendmsg+0xcd/0x170
[18590.186053][T19513]      do_syscall_64+0xc6/0x1e0
[18590.186053][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18590.186053][T19513] 
[18590.188327][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18590.188327][T19513]      netdev_get_by_index+0x5e/0x80
[18590.188327][T19513]      fib6_nh_init+0x3d8/0x15b0
[18590.188327][T19513]      ip6_route_info_create+0xf18/0x17d0
[18590.188327][T19513]      ip6_route_add+0x1c/0x140
[18590.188327][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18590.188327][T19513]      addrconf_add_dev+0xe2/0x170
[18590.188327][T19513]      inet6_addr_add+0x12f/0xa40
[18590.188327][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18590.188327][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18590.188327][T19513]      netlink_rcv_skb+0x130/0x360
[18590.188327][T19513]      netlink_unicast+0x449/0x710
[18590.188327][T19513]      netlink_sendmsg+0x723/0xbe0
[18590.188327][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18590.188327][T19513]      ___sys_sendmsg+0xee/0x170
[18590.188327][T19513]      __sys_sendmsg+0xcd/0x170
[18590.188327][T19513]      do_syscall_64+0xc6/0x1e0
[18590.188327][T19513] 
[18590.190539][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18590.190539][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18590.190539][T19513]      ipv6_find_idev+0x102/0x170
[18590.190539][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18590.190539][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18590.190539][T19513]      netlink_rcv_skb+0x130/0x360
[18590.190539][T19513]      netlink_unicast+0x449/0x710
[18590.190539][T19513]      netlink_sendmsg+0x723/0xbe0
[18590.190539][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18590.190539][T19513]      ___sys_sendmsg+0xee/0x170
[18590.190539][T19513]      __sys_sendmsg+0xcd/0x170
[18590.190539][T19513]      do_syscall_64+0xc6/0x1e0
[18590.190539][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18590.190539][T19513] 
[18590.192279][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18590.192279][T19513]      neigh_parms_alloc+0x1e5/0x510
[18590.192279][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18590.192279][T19513]      ipv6_find_idev+0x102/0x170
[18590.192279][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18590.192279][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18590.192279][T19513]      netlink_rcv_skb+0x130/0x360
[18590.192279][T19513]      netlink_unicast+0x449/0x710
[18590.192279][T19513]      netlink_sendmsg+0x723/0xbe0
[18590.192279][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18590.192279][T19513]      ___sys_sendmsg+0xee/0x170
[18590.192279][T19513]      __sys_sendmsg+0xcd/0x170
[18590.192279][T19513]      do_syscall_64+0xc6/0x1e0
[18590.192279][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18590.192279][T19513] 
[18600.431123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18600.431513][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18600.431513][T19513]      netdev_get_by_index+0x5e/0x80
[18600.431513][T19513]      fib6_nh_init+0x3d8/0x15b0
[18600.431513][T19513]      ip6_route_info_create+0xf18/0x17d0
[18600.431513][T19513]      ip6_route_add+0x1c/0x140
[18600.431513][T19513]      addrconf_prefix_route+0x2a6/0x430
[18600.431513][T19513]      inet6_addr_add+0x4f8/0xa40
[18600.431513][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18600.431513][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18600.431513][T19513]      netlink_rcv_skb+0x130/0x360
[18600.431513][T19513]      netlink_unicast+0x449/0x710
[18600.431513][T19513]      netlink_sendmsg+0x723/0xbe0
[18600.431513][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18600.431513][T19513]      ___sys_sendmsg+0xee/0x170
[18600.431513][T19513]      __sys_sendmsg+0xcd/0x170
[18600.431513][T19513]      do_syscall_64+0xc6/0x1e0
[18600.431513][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18600.431513][T19513] 
[18600.433802][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18600.433802][T19513]      netdev_get_by_index+0x5e/0x80
[18600.433802][T19513]      fib6_nh_init+0x3d8/0x15b0
[18600.433802][T19513]      ip6_route_info_create+0xf18/0x17d0
[18600.433802][T19513]      addrconf_f6i_alloc+0x315/0x560
[18600.433802][T19513]      ipv6_add_addr+0x411/0x2000
[18600.433802][T19513]      inet6_addr_add+0x30e/0xa40
[18600.433802][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18600.433802][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18600.433802][T19513]      netlink_rcv_skb+0x130/0x360
[18600.433802][T19513]      netlink_unicast+0x449/0x710
[18600.433802][T19513]      netlink_sendmsg+0x723/0xbe0
[18600.433802][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18600.433802][T19513]      ___sys_sendmsg+0xee/0x170
[18600.433802][T19513]      __sys_sendmsg+0xcd/0x170
[18600.433802][T19513]      do_syscall_64+0xc6/0x1e0
[18600.433802][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18600.433802][T19513] 
[18600.435990][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18600.435990][T19513]      netdev_get_by_index+0x5e/0x80
[18600.435990][T19513]      fib6_nh_init+0x3d8/0x15b0
[18600.435990][T19513]      ip6_route_info_create+0xf18/0x17d0
[18600.435990][T19513]      ip6_route_add+0x1c/0x140
[18600.435990][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18600.435990][T19513]      addrconf_add_dev+0xe2/0x170
[18600.435990][T19513]      inet6_addr_add+0x12f/0xa40
[18600.435990][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18600.435990][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18600.435990][T19513]      netlink_rcv_skb+0x130/0x360
[18600.435990][T19513]      netlink_unicast+0x449/0x710
[18600.435990][T19513]      netlink_sendmsg+0x723/0xbe0
[18600.435990][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18600.435990][T19513]      ___sys_sendmsg+0xee/0x170
[18600.435990][T19513]      __sys_sendmsg+0xcd/0x170
[18600.435990][T19513]      do_syscall_64+0xc6/0x1e0
[18600.435990][T19513] 
[18600.438173][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18600.438173][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18600.438173][T19513]      ipv6_find_idev+0x102/0x170
[18600.438173][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18600.438173][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18600.438173][T19513]      netlink_rcv_skb+0x130/0x360
[18600.438173][T19513]      netlink_unicast+0x449/0x710
[18600.438173][T19513]      netlink_sendmsg+0x723/0xbe0
[18600.438173][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18600.438173][T19513]      ___sys_sendmsg+0xee/0x170
[18600.438173][T19513]      __sys_sendmsg+0xcd/0x170
[18600.438173][T19513]      do_syscall_64+0xc6/0x1e0
[18600.438173][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18600.438173][T19513] 
[18600.439857][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18600.439857][T19513]      neigh_parms_alloc+0x1e5/0x510
[18600.439857][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18600.439857][T19513]      ipv6_find_idev+0x102/0x170
[18600.439857][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18600.439857][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18600.439857][T19513]      netlink_rcv_skb+0x130/0x360
[18600.439857][T19513]      netlink_unicast+0x449/0x710
[18600.439857][T19513]      netlink_sendmsg+0x723/0xbe0
[18600.439857][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18600.439857][T19513]      ___sys_sendmsg+0xee/0x170
[18600.439857][T19513]      __sys_sendmsg+0xcd/0x170
[18600.439857][T19513]      do_syscall_64+0xc6/0x1e0
[18600.439857][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18600.439857][T19513] 
[18610.679131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18610.679611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18610.679611][T19513]      netdev_get_by_index+0x5e/0x80
[18610.679611][T19513]      fib6_nh_init+0x3d8/0x15b0
[18610.679611][T19513]      ip6_route_info_create+0xf18/0x17d0
[18610.679611][T19513]      ip6_route_add+0x1c/0x140
[18610.679611][T19513]      addrconf_prefix_route+0x2a6/0x430
[18610.679611][T19513]      inet6_addr_add+0x4f8/0xa40
[18610.679611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18610.679611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18610.679611][T19513]      netlink_rcv_skb+0x130/0x360
[18610.679611][T19513]      netlink_unicast+0x449/0x710
[18610.679611][T19513]      netlink_sendmsg+0x723/0xbe0
[18610.679611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18610.679611][T19513]      ___sys_sendmsg+0xee/0x170
[18610.679611][T19513]      __sys_sendmsg+0xcd/0x170
[18610.679611][T19513]      do_syscall_64+0xc6/0x1e0
[18610.679611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18610.679611][T19513] 
[18610.681901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18610.681901][T19513]      netdev_get_by_index+0x5e/0x80
[18610.681901][T19513]      fib6_nh_init+0x3d8/0x15b0
[18610.681901][T19513]      ip6_route_info_create+0xf18/0x17d0
[18610.681901][T19513]      addrconf_f6i_alloc+0x315/0x560
[18610.681901][T19513]      ipv6_add_addr+0x411/0x2000
[18610.681901][T19513]      inet6_addr_add+0x30e/0xa40
[18610.681901][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18610.681901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18610.681901][T19513]      netlink_rcv_skb+0x130/0x360
[18610.681901][T19513]      netlink_unicast+0x449/0x710
[18610.681901][T19513]      netlink_sendmsg+0x723/0xbe0
[18610.681901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18610.681901][T19513]      ___sys_sendmsg+0xee/0x170
[18610.681901][T19513]      __sys_sendmsg+0xcd/0x170
[18610.681901][T19513]      do_syscall_64+0xc6/0x1e0
[18610.681901][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18610.681901][T19513] 
[18610.684098][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18610.684098][T19513]      netdev_get_by_index+0x5e/0x80
[18610.684098][T19513]      fib6_nh_init+0x3d8/0x15b0
[18610.684098][T19513]      ip6_route_info_create+0xf18/0x17d0
[18610.684098][T19513]      ip6_route_add+0x1c/0x140
[18610.684098][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18610.684098][T19513]      addrconf_add_dev+0xe2/0x170
[18610.684098][T19513]      inet6_addr_add+0x12f/0xa40
[18610.684098][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18610.684098][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18610.684098][T19513]      netlink_rcv_skb+0x130/0x360
[18610.684098][T19513]      netlink_unicast+0x449/0x710
[18610.684098][T19513]      netlink_sendmsg+0x723/0xbe0
[18610.684098][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18610.684098][T19513]      ___sys_sendmsg+0xee/0x170
[18610.684098][T19513]      __sys_sendmsg+0xcd/0x170
[18610.684098][T19513]      do_syscall_64+0xc6/0x1e0
[18610.684098][T19513] 
[18610.686309][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18610.686309][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18610.686309][T19513]      ipv6_find_idev+0x102/0x170
[18610.686309][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18610.686309][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18610.686309][T19513]      netlink_rcv_skb+0x130/0x360
[18610.686309][T19513]      netlink_unicast+0x449/0x710
[18610.686309][T19513]      netlink_sendmsg+0x723/0xbe0
[18610.686309][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18610.686309][T19513]      ___sys_sendmsg+0xee/0x170
[18610.686309][T19513]      __sys_sendmsg+0xcd/0x170
[18610.686309][T19513]      do_syscall_64+0xc6/0x1e0
[18610.686309][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18610.686309][T19513] 
[18610.688025][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18610.688025][T19513]      neigh_parms_alloc+0x1e5/0x510
[18610.688025][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18610.688025][T19513]      ipv6_find_idev+0x102/0x170
[18610.688025][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18610.688025][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18610.688025][T19513]      netlink_rcv_skb+0x130/0x360
[18610.688025][T19513]      netlink_unicast+0x449/0x710
[18610.688025][T19513]      netlink_sendmsg+0x723/0xbe0
[18610.688025][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18610.688025][T19513]      ___sys_sendmsg+0xee/0x170
[18610.688025][T19513]      __sys_sendmsg+0xcd/0x170
[18610.688025][T19513]      do_syscall_64+0xc6/0x1e0
[18610.688025][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18610.688025][T19513] 
[18620.927178][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18620.927700][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18620.927700][T19513]      netdev_get_by_index+0x5e/0x80
[18620.927700][T19513]      fib6_nh_init+0x3d8/0x15b0
[18620.927700][T19513]      ip6_route_info_create+0xf18/0x17d0
[18620.927700][T19513]      ip6_route_add+0x1c/0x140
[18620.927700][T19513]      addrconf_prefix_route+0x2a6/0x430
[18620.927700][T19513]      inet6_addr_add+0x4f8/0xa40
[18620.927700][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18620.927700][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18620.927700][T19513]      netlink_rcv_skb+0x130/0x360
[18620.927700][T19513]      netlink_unicast+0x449/0x710
[18620.927700][T19513]      netlink_sendmsg+0x723/0xbe0
[18620.927700][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18620.927700][T19513]      ___sys_sendmsg+0xee/0x170
[18620.927700][T19513]      __sys_sendmsg+0xcd/0x170
[18620.927700][T19513]      do_syscall_64+0xc6/0x1e0
[18620.927700][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18620.927700][T19513] 
[18620.930063][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18620.930063][T19513]      netdev_get_by_index+0x5e/0x80
[18620.930063][T19513]      fib6_nh_init+0x3d8/0x15b0
[18620.930063][T19513]      ip6_route_info_create+0xf18/0x17d0
[18620.930063][T19513]      addrconf_f6i_alloc+0x315/0x560
[18620.930063][T19513]      ipv6_add_addr+0x411/0x2000
[18620.930063][T19513]      inet6_addr_add+0x30e/0xa40
[18620.930063][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18620.930063][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18620.930063][T19513]      netlink_rcv_skb+0x130/0x360
[18620.930063][T19513]      netlink_unicast+0x449/0x710
[18620.930063][T19513]      netlink_sendmsg+0x723/0xbe0
[18620.930063][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18620.930063][T19513]      ___sys_sendmsg+0xee/0x170
[18620.930063][T19513]      __sys_sendmsg+0xcd/0x170
[18620.930063][T19513]      do_syscall_64+0xc6/0x1e0
[18620.930063][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18620.930063][T19513] 
[18620.932361][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18620.932361][T19513]      netdev_get_by_index+0x5e/0x80
[18620.932361][T19513]      fib6_nh_init+0x3d8/0x15b0
[18620.932361][T19513]      ip6_route_info_create+0xf18/0x17d0
[18620.932361][T19513]      ip6_route_add+0x1c/0x140
[18620.932361][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18620.932361][T19513]      addrconf_add_dev+0xe2/0x170
[18620.932361][T19513]      inet6_addr_add+0x12f/0xa40
[18620.932361][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18620.932361][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18620.932361][T19513]      netlink_rcv_skb+0x130/0x360
[18620.932361][T19513]      netlink_unicast+0x449/0x710
[18620.932361][T19513]      netlink_sendmsg+0x723/0xbe0
[18620.932361][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18620.932361][T19513]      ___sys_sendmsg+0xee/0x170
[18620.932361][T19513]      __sys_sendmsg+0xcd/0x170
[18620.932361][T19513]      do_syscall_64+0xc6/0x1e0
[18620.932361][T19513] 
[18620.934584][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18620.934584][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18620.934584][T19513]      ipv6_find_idev+0x102/0x170
[18620.934584][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18620.934584][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18620.934584][T19513]      netlink_rcv_skb+0x130/0x360
[18620.934584][T19513]      netlink_unicast+0x449/0x710
[18620.934584][T19513]      netlink_sendmsg+0x723/0xbe0
[18620.934584][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18620.934584][T19513]      ___sys_sendmsg+0xee/0x170
[18620.934584][T19513]      __sys_sendmsg+0xcd/0x170
[18620.934584][T19513]      do_syscall_64+0xc6/0x1e0
[18620.934584][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18620.934584][T19513] 
[18620.936297][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18620.936297][T19513]      neigh_parms_alloc+0x1e5/0x510
[18620.936297][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18620.936297][T19513]      ipv6_find_idev+0x102/0x170
[18620.936297][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18620.936297][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18620.936297][T19513]      netlink_rcv_skb+0x130/0x360
[18620.936297][T19513]      netlink_unicast+0x449/0x710
[18620.936297][T19513]      netlink_sendmsg+0x723/0xbe0
[18620.936297][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18620.936297][T19513]      ___sys_sendmsg+0xee/0x170
[18620.936297][T19513]      __sys_sendmsg+0xcd/0x170
[18620.936297][T19513]      do_syscall_64+0xc6/0x1e0
[18620.936297][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18620.936297][T19513] 
[18631.175227][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18631.176271][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18631.176271][T19513]      netdev_get_by_index+0x5e/0x80
[18631.176271][T19513]      fib6_nh_init+0x3d8/0x15b0
[18631.176271][T19513]      ip6_route_info_create+0xf18/0x17d0
[18631.176271][T19513]      ip6_route_add+0x1c/0x140
[18631.176271][T19513]      addrconf_prefix_route+0x2a6/0x430
[18631.176271][T19513]      inet6_addr_add+0x4f8/0xa40
[18631.176271][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18631.176271][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18631.176271][T19513]      netlink_rcv_skb+0x130/0x360
[18631.176271][T19513]      netlink_unicast+0x449/0x710
[18631.176271][T19513]      netlink_sendmsg+0x723/0xbe0
[18631.176271][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18631.176271][T19513]      ___sys_sendmsg+0xee/0x170
[18631.176271][T19513]      __sys_sendmsg+0xcd/0x170
[18631.176271][T19513]      do_syscall_64+0xc6/0x1e0
[18631.176271][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18631.176271][T19513] 
[18631.178481][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18631.178481][T19513]      netdev_get_by_index+0x5e/0x80
[18631.178481][T19513]      fib6_nh_init+0x3d8/0x15b0
[18631.178481][T19513]      ip6_route_info_create+0xf18/0x17d0
[18631.178481][T19513]      addrconf_f6i_alloc+0x315/0x560
[18631.178481][T19513]      ipv6_add_addr+0x411/0x2000
[18631.178481][T19513]      inet6_addr_add+0x30e/0xa40
[18631.178481][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18631.178481][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18631.178481][T19513]      netlink_rcv_skb+0x130/0x360
[18631.178481][T19513]      netlink_unicast+0x449/0x710
[18631.178481][T19513]      netlink_sendmsg+0x723/0xbe0
[18631.178481][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18631.178481][T19513]      ___sys_sendmsg+0xee/0x170
[18631.178481][T19513]      __sys_sendmsg+0xcd/0x170
[18631.178481][T19513]      do_syscall_64+0xc6/0x1e0
[18631.178481][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18631.178481][T19513] 
[18631.180660][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18631.180660][T19513]      netdev_get_by_index+0x5e/0x80
[18631.180660][T19513]      fib6_nh_init+0x3d8/0x15b0
[18631.180660][T19513]      ip6_route_info_create+0xf18/0x17d0
[18631.180660][T19513]      ip6_route_add+0x1c/0x140
[18631.180660][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18631.180660][T19513]      addrconf_add_dev+0xe2/0x170
[18631.180660][T19513]      inet6_addr_add+0x12f/0xa40
[18631.180660][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18631.180660][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18631.180660][T19513]      netlink_rcv_skb+0x130/0x360
[18631.180660][T19513]      netlink_unicast+0x449/0x710
[18631.180660][T19513]      netlink_sendmsg+0x723/0xbe0
[18631.180660][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18631.180660][T19513]      ___sys_sendmsg+0xee/0x170
[18631.180660][T19513]      __sys_sendmsg+0xcd/0x170
[18631.180660][T19513]      do_syscall_64+0xc6/0x1e0
[18631.180660][T19513] 
[18631.182921][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18631.182921][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18631.182921][T19513]      ipv6_find_idev+0x102/0x170
[18631.182921][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18631.182921][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18631.182921][T19513]      netlink_rcv_skb+0x130/0x360
[18631.182921][T19513]      netlink_unicast+0x449/0x710
[18631.182921][T19513]      netlink_sendmsg+0x723/0xbe0
[18631.182921][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18631.182921][T19513]      ___sys_sendmsg+0xee/0x170
[18631.182921][T19513]      __sys_sendmsg+0xcd/0x170
[18631.182921][T19513]      do_syscall_64+0xc6/0x1e0
[18631.182921][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18631.182921][T19513] 
[18631.184640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18631.184640][T19513]      neigh_parms_alloc+0x1e5/0x510
[18631.184640][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18631.184640][T19513]      ipv6_find_idev+0x102/0x170
[18631.184640][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18631.184640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18631.184640][T19513]      netlink_rcv_skb+0x130/0x360
[18631.184640][T19513]      netlink_unicast+0x449/0x710
[18631.184640][T19513]      netlink_sendmsg+0x723/0xbe0
[18631.184640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18631.184640][T19513]      ___sys_sendmsg+0xee/0x170
[18631.184640][T19513]      __sys_sendmsg+0xcd/0x170
[18631.184640][T19513]      do_syscall_64+0xc6/0x1e0
[18631.184640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18631.184640][T19513] 
[18641.367215][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18641.368273][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18641.368273][T19513]      netdev_get_by_index+0x5e/0x80
[18641.368273][T19513]      fib6_nh_init+0x3d8/0x15b0
[18641.368273][T19513]      ip6_route_info_create+0xf18/0x17d0
[18641.368273][T19513]      ip6_route_add+0x1c/0x140
[18641.368273][T19513]      addrconf_prefix_route+0x2a6/0x430
[18641.368273][T19513]      inet6_addr_add+0x4f8/0xa40
[18641.368273][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18641.368273][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18641.368273][T19513]      netlink_rcv_skb+0x130/0x360
[18641.368273][T19513]      netlink_unicast+0x449/0x710
[18641.368273][T19513]      netlink_sendmsg+0x723/0xbe0
[18641.368273][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18641.368273][T19513]      ___sys_sendmsg+0xee/0x170
[18641.368273][T19513]      __sys_sendmsg+0xcd/0x170
[18641.368273][T19513]      do_syscall_64+0xc6/0x1e0
[18641.368273][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18641.368273][T19513] 
[18641.370590][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18641.370590][T19513]      netdev_get_by_index+0x5e/0x80
[18641.370590][T19513]      fib6_nh_init+0x3d8/0x15b0
[18641.370590][T19513]      ip6_route_info_create+0xf18/0x17d0
[18641.370590][T19513]      addrconf_f6i_alloc+0x315/0x560
[18641.370590][T19513]      ipv6_add_addr+0x411/0x2000
[18641.370590][T19513]      inet6_addr_add+0x30e/0xa40
[18641.370590][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18641.370590][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18641.370590][T19513]      netlink_rcv_skb+0x130/0x360
[18641.370590][T19513]      netlink_unicast+0x449/0x710
[18641.370590][T19513]      netlink_sendmsg+0x723/0xbe0
[18641.370590][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18641.370590][T19513]      ___sys_sendmsg+0xee/0x170
[18641.370590][T19513]      __sys_sendmsg+0xcd/0x170
[18641.370590][T19513]      do_syscall_64+0xc6/0x1e0
[18641.370590][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18641.370590][T19513] 
[18641.372849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18641.372849][T19513]      netdev_get_by_index+0x5e/0x80
[18641.372849][T19513]      fib6_nh_init+0x3d8/0x15b0
[18641.372849][T19513]      ip6_route_info_create+0xf18/0x17d0
[18641.372849][T19513]      ip6_route_add+0x1c/0x140
[18641.372849][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18641.372849][T19513]      addrconf_add_dev+0xe2/0x170
[18641.372849][T19513]      inet6_addr_add+0x12f/0xa40
[18641.372849][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18641.372849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18641.372849][T19513]      netlink_rcv_skb+0x130/0x360
[18641.372849][T19513]      netlink_unicast+0x449/0x710
[18641.372849][T19513]      netlink_sendmsg+0x723/0xbe0
[18641.372849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18641.372849][T19513]      ___sys_sendmsg+0xee/0x170
[18641.372849][T19513]      __sys_sendmsg+0xcd/0x170
[18641.372849][T19513]      do_syscall_64+0xc6/0x1e0
[18641.372849][T19513] 
[18641.374995][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18641.374995][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18641.374995][T19513]      ipv6_find_idev+0x102/0x170
[18641.374995][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18641.374995][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18641.374995][T19513]      netlink_rcv_skb+0x130/0x360
[18641.374995][T19513]      netlink_unicast+0x449/0x710
[18641.374995][T19513]      netlink_sendmsg+0x723/0xbe0
[18641.374995][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18641.374995][T19513]      ___sys_sendmsg+0xee/0x170
[18641.374995][T19513]      __sys_sendmsg+0xcd/0x170
[18641.374995][T19513]      do_syscall_64+0xc6/0x1e0
[18641.374995][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18641.374995][T19513] 
[18641.376714][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18641.376714][T19513]      neigh_parms_alloc+0x1e5/0x510
[18641.376714][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18641.376714][T19513]      ipv6_find_idev+0x102/0x170
[18641.376714][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18641.376714][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18641.376714][T19513]      netlink_rcv_skb+0x130/0x360
[18641.376714][T19513]      netlink_unicast+0x449/0x710
[18641.376714][T19513]      netlink_sendmsg+0x723/0xbe0
[18641.376714][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18641.376714][T19513]      ___sys_sendmsg+0xee/0x170
[18641.376714][T19513]      __sys_sendmsg+0xcd/0x170
[18641.376714][T19513]      do_syscall_64+0xc6/0x1e0
[18641.376714][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18641.376714][T19513] 
[18651.615163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18651.615679][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18651.615679][T19513]      netdev_get_by_index+0x5e/0x80
[18651.615679][T19513]      fib6_nh_init+0x3d8/0x15b0
[18651.615679][T19513]      ip6_route_info_create+0xf18/0x17d0
[18651.615679][T19513]      ip6_route_add+0x1c/0x140
[18651.615679][T19513]      addrconf_prefix_route+0x2a6/0x430
[18651.615679][T19513]      inet6_addr_add+0x4f8/0xa40
[18651.615679][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18651.615679][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18651.615679][T19513]      netlink_rcv_skb+0x130/0x360
[18651.615679][T19513]      netlink_unicast+0x449/0x710
[18651.615679][T19513]      netlink_sendmsg+0x723/0xbe0
[18651.615679][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18651.615679][T19513]      ___sys_sendmsg+0xee/0x170
[18651.615679][T19513]      __sys_sendmsg+0xcd/0x170
[18651.615679][T19513]      do_syscall_64+0xc6/0x1e0
[18651.615679][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18651.615679][T19513] 
[18651.619105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18651.619105][T19513]      netdev_get_by_index+0x5e/0x80
[18651.619105][T19513]      fib6_nh_init+0x3d8/0x15b0
[18651.619105][T19513]      ip6_route_info_create+0xf18/0x17d0
[18651.619105][T19513]      addrconf_f6i_alloc+0x315/0x560
[18651.619105][T19513]      ipv6_add_addr+0x411/0x2000
[18651.619105][T19513]      inet6_addr_add+0x30e/0xa40
[18651.619105][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18651.619105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18651.619105][T19513]      netlink_rcv_skb+0x130/0x360
[18651.619105][T19513]      netlink_unicast+0x449/0x710
[18651.619105][T19513]      netlink_sendmsg+0x723/0xbe0
[18651.619105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18651.619105][T19513]      ___sys_sendmsg+0xee/0x170
[18651.619105][T19513]      __sys_sendmsg+0xcd/0x170
[18651.619105][T19513]      do_syscall_64+0xc6/0x1e0
[18651.619105][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18651.619105][T19513] 
[18651.621408][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18651.621408][T19513]      netdev_get_by_index+0x5e/0x80
[18651.621408][T19513]      fib6_nh_init+0x3d8/0x15b0
[18651.621408][T19513]      ip6_route_info_create+0xf18/0x17d0
[18651.621408][T19513]      ip6_route_add+0x1c/0x140
[18651.621408][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18651.621408][T19513]      addrconf_add_dev+0xe2/0x170
[18651.621408][T19513]      inet6_addr_add+0x12f/0xa40
[18651.621408][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18651.621408][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18651.621408][T19513]      netlink_rcv_skb+0x130/0x360
[18651.621408][T19513]      netlink_unicast+0x449/0x710
[18651.621408][T19513]      netlink_sendmsg+0x723/0xbe0
[18651.621408][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18651.621408][T19513]      ___sys_sendmsg+0xee/0x170
[18651.621408][T19513]      __sys_sendmsg+0xcd/0x170
[18651.621408][T19513]      do_syscall_64+0xc6/0x1e0
[18651.621408][T19513] 
[18651.623684][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18651.623684][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18651.623684][T19513]      ipv6_find_idev+0x102/0x170
[18651.623684][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18651.623684][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18651.623684][T19513]      netlink_rcv_skb+0x130/0x360
[18651.623684][T19513]      netlink_unicast+0x449/0x710
[18651.623684][T19513]      netlink_sendmsg+0x723/0xbe0
[18651.623684][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18651.623684][T19513]      ___sys_sendmsg+0xee/0x170
[18651.623684][T19513]      __sys_sendmsg+0xcd/0x170
[18651.623684][T19513]      do_syscall_64+0xc6/0x1e0
[18651.623684][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18651.623684][T19513] 
[18651.625399][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18651.625399][T19513]      neigh_parms_alloc+0x1e5/0x510
[18651.625399][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18651.625399][T19513]      ipv6_find_idev+0x102/0x170
[18651.625399][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18651.625399][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18651.625399][T19513]      netlink_rcv_skb+0x130/0x360
[18651.625399][T19513]      netlink_unicast+0x449/0x710
[18651.625399][T19513]      netlink_sendmsg+0x723/0xbe0
[18651.625399][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18651.625399][T19513]      ___sys_sendmsg+0xee/0x170
[18651.625399][T19513]      __sys_sendmsg+0xcd/0x170
[18651.625399][T19513]      do_syscall_64+0xc6/0x1e0
[18651.625399][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18651.625399][T19513] 
[18661.855065][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18661.855575][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18661.855575][T19513]      netdev_get_by_index+0x5e/0x80
[18661.855575][T19513]      fib6_nh_init+0x3d8/0x15b0
[18661.855575][T19513]      ip6_route_info_create+0xf18/0x17d0
[18661.855575][T19513]      ip6_route_add+0x1c/0x140
[18661.855575][T19513]      addrconf_prefix_route+0x2a6/0x430
[18661.855575][T19513]      inet6_addr_add+0x4f8/0xa40
[18661.855575][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18661.855575][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18661.855575][T19513]      netlink_rcv_skb+0x130/0x360
[18661.855575][T19513]      netlink_unicast+0x449/0x710
[18661.855575][T19513]      netlink_sendmsg+0x723/0xbe0
[18661.855575][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18661.855575][T19513]      ___sys_sendmsg+0xee/0x170
[18661.855575][T19513]      __sys_sendmsg+0xcd/0x170
[18661.855575][T19513]      do_syscall_64+0xc6/0x1e0
[18661.855575][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18661.855575][T19513] 
[18661.857899][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18661.857899][T19513]      netdev_get_by_index+0x5e/0x80
[18661.857899][T19513]      fib6_nh_init+0x3d8/0x15b0
[18661.857899][T19513]      ip6_route_info_create+0xf18/0x17d0
[18661.857899][T19513]      addrconf_f6i_alloc+0x315/0x560
[18661.857899][T19513]      ipv6_add_addr+0x411/0x2000
[18661.857899][T19513]      inet6_addr_add+0x30e/0xa40
[18661.857899][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18661.857899][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18661.857899][T19513]      netlink_rcv_skb+0x130/0x360
[18661.857899][T19513]      netlink_unicast+0x449/0x710
[18661.857899][T19513]      netlink_sendmsg+0x723/0xbe0
[18661.857899][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18661.857899][T19513]      ___sys_sendmsg+0xee/0x170
[18661.857899][T19513]      __sys_sendmsg+0xcd/0x170
[18661.857899][T19513]      do_syscall_64+0xc6/0x1e0
[18661.857899][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18661.857899][T19513] 
[18661.860181][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18661.860181][T19513]      netdev_get_by_index+0x5e/0x80
[18661.860181][T19513]      fib6_nh_init+0x3d8/0x15b0
[18661.860181][T19513]      ip6_route_info_create+0xf18/0x17d0
[18661.860181][T19513]      ip6_route_add+0x1c/0x140
[18661.860181][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18661.860181][T19513]      addrconf_add_dev+0xe2/0x170
[18661.860181][T19513]      inet6_addr_add+0x12f/0xa40
[18661.860181][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18661.860181][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18661.860181][T19513]      netlink_rcv_skb+0x130/0x360
[18661.860181][T19513]      netlink_unicast+0x449/0x710
[18661.860181][T19513]      netlink_sendmsg+0x723/0xbe0
[18661.860181][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18661.860181][T19513]      ___sys_sendmsg+0xee/0x170
[18661.860181][T19513]      __sys_sendmsg+0xcd/0x170
[18661.860181][T19513]      do_syscall_64+0xc6/0x1e0
[18661.860181][T19513] 
[18661.862451][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18661.862451][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18661.862451][T19513]      ipv6_find_idev+0x102/0x170
[18661.862451][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18661.862451][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18661.862451][T19513]      netlink_rcv_skb+0x130/0x360
[18661.862451][T19513]      netlink_unicast+0x449/0x710
[18661.862451][T19513]      netlink_sendmsg+0x723/0xbe0
[18661.862451][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18661.862451][T19513]      ___sys_sendmsg+0xee/0x170
[18661.862451][T19513]      __sys_sendmsg+0xcd/0x170
[18661.862451][T19513]      do_syscall_64+0xc6/0x1e0
[18661.862451][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18661.862451][T19513] 
[18661.864170][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18661.864170][T19513]      neigh_parms_alloc+0x1e5/0x510
[18661.864170][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18661.864170][T19513]      ipv6_find_idev+0x102/0x170
[18661.864170][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18661.864170][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18661.864170][T19513]      netlink_rcv_skb+0x130/0x360
[18661.864170][T19513]      netlink_unicast+0x449/0x710
[18661.864170][T19513]      netlink_sendmsg+0x723/0xbe0
[18661.864170][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18661.864170][T19513]      ___sys_sendmsg+0xee/0x170
[18661.864170][T19513]      __sys_sendmsg+0xcd/0x170
[18661.864170][T19513]      do_syscall_64+0xc6/0x1e0
[18661.864170][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18661.864170][T19513] 
[18672.103165][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18672.103641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18672.103641][T19513]      netdev_get_by_index+0x5e/0x80
[18672.103641][T19513]      fib6_nh_init+0x3d8/0x15b0
[18672.103641][T19513]      ip6_route_info_create+0xf18/0x17d0
[18672.103641][T19513]      ip6_route_add+0x1c/0x140
[18672.103641][T19513]      addrconf_prefix_route+0x2a6/0x430
[18672.103641][T19513]      inet6_addr_add+0x4f8/0xa40
[18672.103641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18672.103641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18672.103641][T19513]      netlink_rcv_skb+0x130/0x360
[18672.103641][T19513]      netlink_unicast+0x449/0x710
[18672.103641][T19513]      netlink_sendmsg+0x723/0xbe0
[18672.103641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18672.103641][T19513]      ___sys_sendmsg+0xee/0x170
[18672.103641][T19513]      __sys_sendmsg+0xcd/0x170
[18672.103641][T19513]      do_syscall_64+0xc6/0x1e0
[18672.103641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18672.103641][T19513] 
[18672.105862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18672.105862][T19513]      netdev_get_by_index+0x5e/0x80
[18672.105862][T19513]      fib6_nh_init+0x3d8/0x15b0
[18672.105862][T19513]      ip6_route_info_create+0xf18/0x17d0
[18672.105862][T19513]      addrconf_f6i_alloc+0x315/0x560
[18672.105862][T19513]      ipv6_add_addr+0x411/0x2000
[18672.105862][T19513]      inet6_addr_add+0x30e/0xa40
[18672.105862][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18672.105862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18672.105862][T19513]      netlink_rcv_skb+0x130/0x360
[18672.105862][T19513]      netlink_unicast+0x449/0x710
[18672.105862][T19513]      netlink_sendmsg+0x723/0xbe0
[18672.105862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18672.105862][T19513]      ___sys_sendmsg+0xee/0x170
[18672.105862][T19513]      __sys_sendmsg+0xcd/0x170
[18672.105862][T19513]      do_syscall_64+0xc6/0x1e0
[18672.105862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18672.105862][T19513] 
[18672.108152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18672.108152][T19513]      netdev_get_by_index+0x5e/0x80
[18672.108152][T19513]      fib6_nh_init+0x3d8/0x15b0
[18672.108152][T19513]      ip6_route_info_create+0xf18/0x17d0
[18672.108152][T19513]      ip6_route_add+0x1c/0x140
[18672.108152][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18672.108152][T19513]      addrconf_add_dev+0xe2/0x170
[18672.108152][T19513]      inet6_addr_add+0x12f/0xa40
[18672.108152][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18672.108152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18672.108152][T19513]      netlink_rcv_skb+0x130/0x360
[18672.108152][T19513]      netlink_unicast+0x449/0x710
[18672.108152][T19513]      netlink_sendmsg+0x723/0xbe0
[18672.108152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18672.108152][T19513]      ___sys_sendmsg+0xee/0x170
[18672.108152][T19513]      __sys_sendmsg+0xcd/0x170
[18672.108152][T19513]      do_syscall_64+0xc6/0x1e0
[18672.108152][T19513] 
[18672.110482][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18672.110482][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18672.110482][T19513]      ipv6_find_idev+0x102/0x170
[18672.110482][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18672.110482][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18672.110482][T19513]      netlink_rcv_skb+0x130/0x360
[18672.110482][T19513]      netlink_unicast+0x449/0x710
[18672.110482][T19513]      netlink_sendmsg+0x723/0xbe0
[18672.110482][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18672.110482][T19513]      ___sys_sendmsg+0xee/0x170
[18672.110482][T19513]      __sys_sendmsg+0xcd/0x170
[18672.110482][T19513]      do_syscall_64+0xc6/0x1e0
[18672.110482][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18672.110482][T19513] 
[18672.112224][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18672.112224][T19513]      neigh_parms_alloc+0x1e5/0x510
[18672.112224][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18672.112224][T19513]      ipv6_find_idev+0x102/0x170
[18672.112224][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18672.112224][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18672.112224][T19513]      netlink_rcv_skb+0x130/0x360
[18672.112224][T19513]      netlink_unicast+0x449/0x710
[18672.112224][T19513]      netlink_sendmsg+0x723/0xbe0
[18672.112224][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18672.112224][T19513]      ___sys_sendmsg+0xee/0x170
[18672.112224][T19513]      __sys_sendmsg+0xcd/0x170
[18672.112224][T19513]      do_syscall_64+0xc6/0x1e0
[18672.112224][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18672.112224][T19513] 
[18682.215214][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18682.215792][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18682.215792][T19513]      netdev_get_by_index+0x5e/0x80
[18682.215792][T19513]      fib6_nh_init+0x3d8/0x15b0
[18682.215792][T19513]      ip6_route_info_create+0xf18/0x17d0
[18682.215792][T19513]      ip6_route_add+0x1c/0x140
[18682.215792][T19513]      addrconf_prefix_route+0x2a6/0x430
[18682.215792][T19513]      inet6_addr_add+0x4f8/0xa40
[18682.215792][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18682.215792][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18682.215792][T19513]      netlink_rcv_skb+0x130/0x360
[18682.215792][T19513]      netlink_unicast+0x449/0x710
[18682.215792][T19513]      netlink_sendmsg+0x723/0xbe0
[18682.215792][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18682.215792][T19513]      ___sys_sendmsg+0xee/0x170
[18682.215792][T19513]      __sys_sendmsg+0xcd/0x170
[18682.215792][T19513]      do_syscall_64+0xc6/0x1e0
[18682.215792][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18682.215792][T19513] 
[18682.218080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18682.218080][T19513]      netdev_get_by_index+0x5e/0x80
[18682.218080][T19513]      fib6_nh_init+0x3d8/0x15b0
[18682.218080][T19513]      ip6_route_info_create+0xf18/0x17d0
[18682.218080][T19513]      addrconf_f6i_alloc+0x315/0x560
[18682.218080][T19513]      ipv6_add_addr+0x411/0x2000
[18682.218080][T19513]      inet6_addr_add+0x30e/0xa40
[18682.218080][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18682.218080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18682.218080][T19513]      netlink_rcv_skb+0x130/0x360
[18682.218080][T19513]      netlink_unicast+0x449/0x710
[18682.218080][T19513]      netlink_sendmsg+0x723/0xbe0
[18682.218080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18682.218080][T19513]      ___sys_sendmsg+0xee/0x170
[18682.218080][T19513]      __sys_sendmsg+0xcd/0x170
[18682.218080][T19513]      do_syscall_64+0xc6/0x1e0
[18682.218080][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18682.218080][T19513] 
[18682.220216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18682.220216][T19513]      netdev_get_by_index+0x5e/0x80
[18682.220216][T19513]      fib6_nh_init+0x3d8/0x15b0
[18682.220216][T19513]      ip6_route_info_create+0xf18/0x17d0
[18682.220216][T19513]      ip6_route_add+0x1c/0x140
[18682.220216][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18682.220216][T19513]      addrconf_add_dev+0xe2/0x170
[18682.220216][T19513]      inet6_addr_add+0x12f/0xa40
[18682.220216][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18682.220216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18682.220216][T19513]      netlink_rcv_skb+0x130/0x360
[18682.220216][T19513]      netlink_unicast+0x449/0x710
[18682.220216][T19513]      netlink_sendmsg+0x723/0xbe0
[18682.220216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18682.220216][T19513]      ___sys_sendmsg+0xee/0x170
[18682.220216][T19513]      __sys_sendmsg+0xcd/0x170
[18682.220216][T19513]      do_syscall_64+0xc6/0x1e0
[18682.220216][T19513] 
[18682.222395][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18682.222395][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18682.222395][T19513]      ipv6_find_idev+0x102/0x170
[18682.222395][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18682.222395][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18682.222395][T19513]      netlink_rcv_skb+0x130/0x360
[18682.222395][T19513]      netlink_unicast+0x449/0x710
[18682.222395][T19513]      netlink_sendmsg+0x723/0xbe0
[18682.222395][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18682.222395][T19513]      ___sys_sendmsg+0xee/0x170
[18682.222395][T19513]      __sys_sendmsg+0xcd/0x170
[18682.222395][T19513]      do_syscall_64+0xc6/0x1e0
[18682.222395][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18682.222395][T19513] 
[18682.224115][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18682.224115][T19513]      neigh_parms_alloc+0x1e5/0x510
[18682.224115][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18682.224115][T19513]      ipv6_find_idev+0x102/0x170
[18682.224115][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18682.224115][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18682.224115][T19513]      netlink_rcv_skb+0x130/0x360
[18682.224115][T19513]      netlink_unicast+0x449/0x710
[18682.224115][T19513]      netlink_sendmsg+0x723/0xbe0
[18682.224115][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18682.224115][T19513]      ___sys_sendmsg+0xee/0x170
[18682.224115][T19513]      __sys_sendmsg+0xcd/0x170
[18682.224115][T19513]      do_syscall_64+0xc6/0x1e0
[18682.224115][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18682.224115][T19513] 
[18692.463235][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18692.463836][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18692.463836][T19513]      netdev_get_by_index+0x5e/0x80
[18692.463836][T19513]      fib6_nh_init+0x3d8/0x15b0
[18692.463836][T19513]      ip6_route_info_create+0xf18/0x17d0
[18692.463836][T19513]      ip6_route_add+0x1c/0x140
[18692.463836][T19513]      addrconf_prefix_route+0x2a6/0x430
[18692.463836][T19513]      inet6_addr_add+0x4f8/0xa40
[18692.463836][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18692.463836][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18692.463836][T19513]      netlink_rcv_skb+0x130/0x360
[18692.463836][T19513]      netlink_unicast+0x449/0x710
[18692.463836][T19513]      netlink_sendmsg+0x723/0xbe0
[18692.463836][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18692.463836][T19513]      ___sys_sendmsg+0xee/0x170
[18692.463836][T19513]      __sys_sendmsg+0xcd/0x170
[18692.463836][T19513]      do_syscall_64+0xc6/0x1e0
[18692.463836][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18692.463836][T19513] 
[18692.466135][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18692.466135][T19513]      netdev_get_by_index+0x5e/0x80
[18692.466135][T19513]      fib6_nh_init+0x3d8/0x15b0
[18692.466135][T19513]      ip6_route_info_create+0xf18/0x17d0
[18692.466135][T19513]      addrconf_f6i_alloc+0x315/0x560
[18692.466135][T19513]      ipv6_add_addr+0x411/0x2000
[18692.466135][T19513]      inet6_addr_add+0x30e/0xa40
[18692.466135][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18692.466135][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18692.466135][T19513]      netlink_rcv_skb+0x130/0x360
[18692.466135][T19513]      netlink_unicast+0x449/0x710
[18692.466135][T19513]      netlink_sendmsg+0x723/0xbe0
[18692.466135][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18692.466135][T19513]      ___sys_sendmsg+0xee/0x170
[18692.466135][T19513]      __sys_sendmsg+0xcd/0x170
[18692.466135][T19513]      do_syscall_64+0xc6/0x1e0
[18692.466135][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18692.466135][T19513] 
[18692.468393][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18692.468393][T19513]      netdev_get_by_index+0x5e/0x80
[18692.468393][T19513]      fib6_nh_init+0x3d8/0x15b0
[18692.468393][T19513]      ip6_route_info_create+0xf18/0x17d0
[18692.468393][T19513]      ip6_route_add+0x1c/0x140
[18692.468393][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18692.468393][T19513]      addrconf_add_dev+0xe2/0x170
[18692.468393][T19513]      inet6_addr_add+0x12f/0xa40
[18692.468393][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18692.468393][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18692.468393][T19513]      netlink_rcv_skb+0x130/0x360
[18692.468393][T19513]      netlink_unicast+0x449/0x710
[18692.468393][T19513]      netlink_sendmsg+0x723/0xbe0
[18692.468393][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18692.468393][T19513]      ___sys_sendmsg+0xee/0x170
[18692.468393][T19513]      __sys_sendmsg+0xcd/0x170
[18692.468393][T19513]      do_syscall_64+0xc6/0x1e0
[18692.468393][T19513] 
[18692.470673][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18692.470673][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18692.470673][T19513]      ipv6_find_idev+0x102/0x170
[18692.470673][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18692.470673][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18692.470673][T19513]      netlink_rcv_skb+0x130/0x360
[18692.470673][T19513]      netlink_unicast+0x449/0x710
[18692.470673][T19513]      netlink_sendmsg+0x723/0xbe0
[18692.470673][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18692.470673][T19513]      ___sys_sendmsg+0xee/0x170
[18692.470673][T19513]      __sys_sendmsg+0xcd/0x170
[18692.470673][T19513]      do_syscall_64+0xc6/0x1e0
[18692.470673][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18692.470673][T19513] 
[18692.472425][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18692.472425][T19513]      neigh_parms_alloc+0x1e5/0x510
[18692.472425][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18692.472425][T19513]      ipv6_find_idev+0x102/0x170
[18692.472425][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18692.472425][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18692.472425][T19513]      netlink_rcv_skb+0x130/0x360
[18692.472425][T19513]      netlink_unicast+0x449/0x710
[18692.472425][T19513]      netlink_sendmsg+0x723/0xbe0
[18692.472425][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18692.472425][T19513]      ___sys_sendmsg+0xee/0x170
[18692.472425][T19513]      __sys_sendmsg+0xcd/0x170
[18692.472425][T19513]      do_syscall_64+0xc6/0x1e0
[18692.472425][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18692.472425][T19513] 
[18702.711131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18702.711641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18702.711641][T19513]      netdev_get_by_index+0x5e/0x80
[18702.711641][T19513]      fib6_nh_init+0x3d8/0x15b0
[18702.711641][T19513]      ip6_route_info_create+0xf18/0x17d0
[18702.711641][T19513]      ip6_route_add+0x1c/0x140
[18702.711641][T19513]      addrconf_prefix_route+0x2a6/0x430
[18702.711641][T19513]      inet6_addr_add+0x4f8/0xa40
[18702.711641][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18702.711641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18702.711641][T19513]      netlink_rcv_skb+0x130/0x360
[18702.711641][T19513]      netlink_unicast+0x449/0x710
[18702.711641][T19513]      netlink_sendmsg+0x723/0xbe0
[18702.711641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18702.711641][T19513]      ___sys_sendmsg+0xee/0x170
[18702.711641][T19513]      __sys_sendmsg+0xcd/0x170
[18702.711641][T19513]      do_syscall_64+0xc6/0x1e0
[18702.711641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18702.711641][T19513] 
[18702.713891][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18702.713891][T19513]      netdev_get_by_index+0x5e/0x80
[18702.713891][T19513]      fib6_nh_init+0x3d8/0x15b0
[18702.713891][T19513]      ip6_route_info_create+0xf18/0x17d0
[18702.713891][T19513]      addrconf_f6i_alloc+0x315/0x560
[18702.713891][T19513]      ipv6_add_addr+0x411/0x2000
[18702.713891][T19513]      inet6_addr_add+0x30e/0xa40
[18702.713891][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18702.713891][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18702.713891][T19513]      netlink_rcv_skb+0x130/0x360
[18702.713891][T19513]      netlink_unicast+0x449/0x710
[18702.713891][T19513]      netlink_sendmsg+0x723/0xbe0
[18702.713891][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18702.713891][T19513]      ___sys_sendmsg+0xee/0x170
[18702.713891][T19513]      __sys_sendmsg+0xcd/0x170
[18702.713891][T19513]      do_syscall_64+0xc6/0x1e0
[18702.713891][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18702.713891][T19513] 
[18702.716676][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18702.716676][T19513]      netdev_get_by_index+0x5e/0x80
[18702.716676][T19513]      fib6_nh_init+0x3d8/0x15b0
[18702.716676][T19513]      ip6_route_info_create+0xf18/0x17d0
[18702.716676][T19513]      ip6_route_add+0x1c/0x140
[18702.716676][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18702.716676][T19513]      addrconf_add_dev+0xe2/0x170
[18702.716676][T19513]      inet6_addr_add+0x12f/0xa40
[18702.716676][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18702.716676][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18702.716676][T19513]      netlink_rcv_skb+0x130/0x360
[18702.716676][T19513]      netlink_unicast+0x449/0x710
[18702.716676][T19513]      netlink_sendmsg+0x723/0xbe0
[18702.716676][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18702.716676][T19513]      ___sys_sendmsg+0xee/0x170
[18702.716676][T19513]      __sys_sendmsg+0xcd/0x170
[18702.716676][T19513]      do_syscall_64+0xc6/0x1e0
[18702.716676][T19513] 
[18702.718920][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18702.718920][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18702.718920][T19513]      ipv6_find_idev+0x102/0x170
[18702.718920][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18702.718920][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18702.718920][T19513]      netlink_rcv_skb+0x130/0x360
[18702.718920][T19513]      netlink_unicast+0x449/0x710
[18702.718920][T19513]      netlink_sendmsg+0x723/0xbe0
[18702.718920][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18702.718920][T19513]      ___sys_sendmsg+0xee/0x170
[18702.718920][T19513]      __sys_sendmsg+0xcd/0x170
[18702.718920][T19513]      do_syscall_64+0xc6/0x1e0
[18702.718920][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18702.718920][T19513] 
[18702.720651][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18702.720651][T19513]      neigh_parms_alloc+0x1e5/0x510
[18702.720651][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18702.720651][T19513]      ipv6_find_idev+0x102/0x170
[18702.720651][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18702.720651][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18702.720651][T19513]      netlink_rcv_skb+0x130/0x360
[18702.720651][T19513]      netlink_unicast+0x449/0x710
[18702.720651][T19513]      netlink_sendmsg+0x723/0xbe0
[18702.720651][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18702.720651][T19513]      ___sys_sendmsg+0xee/0x170
[18702.720651][T19513]      __sys_sendmsg+0xcd/0x170
[18702.720651][T19513]      do_syscall_64+0xc6/0x1e0
[18702.720651][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18702.720651][T19513] 
[18712.751208][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18712.751711][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18712.751711][T19513]      netdev_get_by_index+0x5e/0x80
[18712.751711][T19513]      fib6_nh_init+0x3d8/0x15b0
[18712.751711][T19513]      ip6_route_info_create+0xf18/0x17d0
[18712.751711][T19513]      ip6_route_add+0x1c/0x140
[18712.751711][T19513]      addrconf_prefix_route+0x2a6/0x430
[18712.751711][T19513]      inet6_addr_add+0x4f8/0xa40
[18712.751711][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18712.751711][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18712.751711][T19513]      netlink_rcv_skb+0x130/0x360
[18712.751711][T19513]      netlink_unicast+0x449/0x710
[18712.751711][T19513]      netlink_sendmsg+0x723/0xbe0
[18712.751711][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18712.751711][T19513]      ___sys_sendmsg+0xee/0x170
[18712.751711][T19513]      __sys_sendmsg+0xcd/0x170
[18712.751711][T19513]      do_syscall_64+0xc6/0x1e0
[18712.751711][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18712.751711][T19513] 
[18712.753963][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18712.753963][T19513]      netdev_get_by_index+0x5e/0x80
[18712.753963][T19513]      fib6_nh_init+0x3d8/0x15b0
[18712.753963][T19513]      ip6_route_info_create+0xf18/0x17d0
[18712.753963][T19513]      addrconf_f6i_alloc+0x315/0x560
[18712.753963][T19513]      ipv6_add_addr+0x411/0x2000
[18712.753963][T19513]      inet6_addr_add+0x30e/0xa40
[18712.753963][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18712.753963][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18712.753963][T19513]      netlink_rcv_skb+0x130/0x360
[18712.753963][T19513]      netlink_unicast+0x449/0x710
[18712.753963][T19513]      netlink_sendmsg+0x723/0xbe0
[18712.753963][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18712.753963][T19513]      ___sys_sendmsg+0xee/0x170
[18712.753963][T19513]      __sys_sendmsg+0xcd/0x170
[18712.753963][T19513]      do_syscall_64+0xc6/0x1e0
[18712.753963][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18712.753963][T19513] 
[18712.756227][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18712.756227][T19513]      netdev_get_by_index+0x5e/0x80
[18712.756227][T19513]      fib6_nh_init+0x3d8/0x15b0
[18712.756227][T19513]      ip6_route_info_create+0xf18/0x17d0
[18712.756227][T19513]      ip6_route_add+0x1c/0x140
[18712.756227][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18712.756227][T19513]      addrconf_add_dev+0xe2/0x170
[18712.756227][T19513]      inet6_addr_add+0x12f/0xa40
[18712.756227][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18712.756227][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18712.756227][T19513]      netlink_rcv_skb+0x130/0x360
[18712.756227][T19513]      netlink_unicast+0x449/0x710
[18712.756227][T19513]      netlink_sendmsg+0x723/0xbe0
[18712.756227][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18712.756227][T19513]      ___sys_sendmsg+0xee/0x170
[18712.756227][T19513]      __sys_sendmsg+0xcd/0x170
[18712.756227][T19513]      do_syscall_64+0xc6/0x1e0
[18712.756227][T19513] 
[18712.758411][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18712.758411][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18712.758411][T19513]      ipv6_find_idev+0x102/0x170
[18712.758411][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18712.758411][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18712.758411][T19513]      netlink_rcv_skb+0x130/0x360
[18712.758411][T19513]      netlink_unicast+0x449/0x710
[18712.758411][T19513]      netlink_sendmsg+0x723/0xbe0
[18712.758411][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18712.758411][T19513]      ___sys_sendmsg+0xee/0x170
[18712.758411][T19513]      __sys_sendmsg+0xcd/0x170
[18712.758411][T19513]      do_syscall_64+0xc6/0x1e0
[18712.758411][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18712.758411][T19513] 
[18712.760126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18712.760126][T19513]      neigh_parms_alloc+0x1e5/0x510
[18712.760126][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18712.760126][T19513]      ipv6_find_idev+0x102/0x170
[18712.760126][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18712.760126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18712.760126][T19513]      netlink_rcv_skb+0x130/0x360
[18712.760126][T19513]      netlink_unicast+0x449/0x710
[18712.760126][T19513]      netlink_sendmsg+0x723/0xbe0
[18712.760126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18712.760126][T19513]      ___sys_sendmsg+0xee/0x170
[18712.760126][T19513]      __sys_sendmsg+0xcd/0x170
[18712.760126][T19513]      do_syscall_64+0xc6/0x1e0
[18712.760126][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18712.760126][T19513] 
[18722.831328][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18722.831849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18722.831849][T19513]      netdev_get_by_index+0x5e/0x80
[18722.831849][T19513]      fib6_nh_init+0x3d8/0x15b0
[18722.831849][T19513]      ip6_route_info_create+0xf18/0x17d0
[18722.831849][T19513]      ip6_route_add+0x1c/0x140
[18722.831849][T19513]      addrconf_prefix_route+0x2a6/0x430
[18722.831849][T19513]      inet6_addr_add+0x4f8/0xa40
[18722.831849][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18722.831849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18722.831849][T19513]      netlink_rcv_skb+0x130/0x360
[18722.831849][T19513]      netlink_unicast+0x449/0x710
[18722.831849][T19513]      netlink_sendmsg+0x723/0xbe0
[18722.831849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18722.831849][T19513]      ___sys_sendmsg+0xee/0x170
[18722.831849][T19513]      __sys_sendmsg+0xcd/0x170
[18722.831849][T19513]      do_syscall_64+0xc6/0x1e0
[18722.831849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18722.831849][T19513] 
[18722.834234][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18722.834234][T19513]      netdev_get_by_index+0x5e/0x80
[18722.834234][T19513]      fib6_nh_init+0x3d8/0x15b0
[18722.834234][T19513]      ip6_route_info_create+0xf18/0x17d0
[18722.834234][T19513]      addrconf_f6i_alloc+0x315/0x560
[18722.834234][T19513]      ipv6_add_addr+0x411/0x2000
[18722.834234][T19513]      inet6_addr_add+0x30e/0xa40
[18722.834234][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18722.834234][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18722.834234][T19513]      netlink_rcv_skb+0x130/0x360
[18722.834234][T19513]      netlink_unicast+0x449/0x710
[18722.834234][T19513]      netlink_sendmsg+0x723/0xbe0
[18722.834234][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18722.834234][T19513]      ___sys_sendmsg+0xee/0x170
[18722.834234][T19513]      __sys_sendmsg+0xcd/0x170
[18722.834234][T19513]      do_syscall_64+0xc6/0x1e0
[18722.834234][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18722.834234][T19513] 
[18722.836509][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18722.836509][T19513]      netdev_get_by_index+0x5e/0x80
[18722.836509][T19513]      fib6_nh_init+0x3d8/0x15b0
[18722.836509][T19513]      ip6_route_info_create+0xf18/0x17d0
[18722.836509][T19513]      ip6_route_add+0x1c/0x140
[18722.836509][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18722.836509][T19513]      addrconf_add_dev+0xe2/0x170
[18722.836509][T19513]      inet6_addr_add+0x12f/0xa40
[18722.836509][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18722.836509][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18722.836509][T19513]      netlink_rcv_skb+0x130/0x360
[18722.836509][T19513]      netlink_unicast+0x449/0x710
[18722.836509][T19513]      netlink_sendmsg+0x723/0xbe0
[18722.836509][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18722.836509][T19513]      ___sys_sendmsg+0xee/0x170
[18722.836509][T19513]      __sys_sendmsg+0xcd/0x170
[18722.836509][T19513]      do_syscall_64+0xc6/0x1e0
[18722.836509][T19513] 
[18722.838712][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18722.838712][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18722.838712][T19513]      ipv6_find_idev+0x102/0x170
[18722.838712][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18722.838712][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18722.838712][T19513]      netlink_rcv_skb+0x130/0x360
[18722.838712][T19513]      netlink_unicast+0x449/0x710
[18722.838712][T19513]      netlink_sendmsg+0x723/0xbe0
[18722.838712][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18722.838712][T19513]      ___sys_sendmsg+0xee/0x170
[18722.838712][T19513]      __sys_sendmsg+0xcd/0x170
[18722.838712][T19513]      do_syscall_64+0xc6/0x1e0
[18722.838712][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18722.838712][T19513] 
[18722.840506][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18722.840506][T19513]      neigh_parms_alloc+0x1e5/0x510
[18722.840506][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18722.840506][T19513]      ipv6_find_idev+0x102/0x170
[18722.840506][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18722.840506][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18722.840506][T19513]      netlink_rcv_skb+0x130/0x360
[18722.840506][T19513]      netlink_unicast+0x449/0x710
[18722.840506][T19513]      netlink_sendmsg+0x723/0xbe0
[18722.840506][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18722.840506][T19513]      ___sys_sendmsg+0xee/0x170
[18722.840506][T19513]      __sys_sendmsg+0xcd/0x170
[18722.840506][T19513]      do_syscall_64+0xc6/0x1e0
[18722.840506][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18722.840506][T19513] 
[18733.079139][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18733.079659][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18733.079659][T19513]      netdev_get_by_index+0x5e/0x80
[18733.079659][T19513]      fib6_nh_init+0x3d8/0x15b0
[18733.079659][T19513]      ip6_route_info_create+0xf18/0x17d0
[18733.079659][T19513]      ip6_route_add+0x1c/0x140
[18733.079659][T19513]      addrconf_prefix_route+0x2a6/0x430
[18733.079659][T19513]      inet6_addr_add+0x4f8/0xa40
[18733.079659][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18733.079659][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18733.079659][T19513]      netlink_rcv_skb+0x130/0x360
[18733.079659][T19513]      netlink_unicast+0x449/0x710
[18733.079659][T19513]      netlink_sendmsg+0x723/0xbe0
[18733.079659][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18733.079659][T19513]      ___sys_sendmsg+0xee/0x170
[18733.079659][T19513]      __sys_sendmsg+0xcd/0x170
[18733.079659][T19513]      do_syscall_64+0xc6/0x1e0
[18733.079659][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18733.079659][T19513] 
[18733.081882][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18733.081882][T19513]      netdev_get_by_index+0x5e/0x80
[18733.081882][T19513]      fib6_nh_init+0x3d8/0x15b0
[18733.081882][T19513]      ip6_route_info_create+0xf18/0x17d0
[18733.081882][T19513]      addrconf_f6i_alloc+0x315/0x560
[18733.081882][T19513]      ipv6_add_addr+0x411/0x2000
[18733.081882][T19513]      inet6_addr_add+0x30e/0xa40
[18733.081882][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18733.081882][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18733.081882][T19513]      netlink_rcv_skb+0x130/0x360
[18733.081882][T19513]      netlink_unicast+0x449/0x710
[18733.081882][T19513]      netlink_sendmsg+0x723/0xbe0
[18733.081882][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18733.081882][T19513]      ___sys_sendmsg+0xee/0x170
[18733.081882][T19513]      __sys_sendmsg+0xcd/0x170
[18733.081882][T19513]      do_syscall_64+0xc6/0x1e0
[18733.081882][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18733.081882][T19513] 
[18733.084106][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18733.084106][T19513]      netdev_get_by_index+0x5e/0x80
[18733.084106][T19513]      fib6_nh_init+0x3d8/0x15b0
[18733.084106][T19513]      ip6_route_info_create+0xf18/0x17d0
[18733.084106][T19513]      ip6_route_add+0x1c/0x140
[18733.084106][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18733.084106][T19513]      addrconf_add_dev+0xe2/0x170
[18733.084106][T19513]      inet6_addr_add+0x12f/0xa40
[18733.084106][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18733.084106][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18733.084106][T19513]      netlink_rcv_skb+0x130/0x360
[18733.084106][T19513]      netlink_unicast+0x449/0x710
[18733.084106][T19513]      netlink_sendmsg+0x723/0xbe0
[18733.084106][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18733.084106][T19513]      ___sys_sendmsg+0xee/0x170
[18733.084106][T19513]      __sys_sendmsg+0xcd/0x170
[18733.084106][T19513]      do_syscall_64+0xc6/0x1e0
[18733.084106][T19513] 
[18733.086394][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18733.086394][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18733.086394][T19513]      ipv6_find_idev+0x102/0x170
[18733.086394][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18733.086394][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18733.086394][T19513]      netlink_rcv_skb+0x130/0x360
[18733.086394][T19513]      netlink_unicast+0x449/0x710
[18733.086394][T19513]      netlink_sendmsg+0x723/0xbe0
[18733.086394][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18733.086394][T19513]      ___sys_sendmsg+0xee/0x170
[18733.086394][T19513]      __sys_sendmsg+0xcd/0x170
[18733.086394][T19513]      do_syscall_64+0xc6/0x1e0
[18733.086394][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18733.086394][T19513] 
[18733.088104][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18733.088104][T19513]      neigh_parms_alloc+0x1e5/0x510
[18733.088104][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18733.088104][T19513]      ipv6_find_idev+0x102/0x170
[18733.088104][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18733.088104][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18733.088104][T19513]      netlink_rcv_skb+0x130/0x360
[18733.088104][T19513]      netlink_unicast+0x449/0x710
[18733.088104][T19513]      netlink_sendmsg+0x723/0xbe0
[18733.088104][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18733.088104][T19513]      ___sys_sendmsg+0xee/0x170
[18733.088104][T19513]      __sys_sendmsg+0xcd/0x170
[18733.088104][T19513]      do_syscall_64+0xc6/0x1e0
[18733.088104][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18733.088104][T19513] 
[18743.191220][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18743.191740][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18743.191740][T19513]      netdev_get_by_index+0x5e/0x80
[18743.191740][T19513]      fib6_nh_init+0x3d8/0x15b0
[18743.191740][T19513]      ip6_route_info_create+0xf18/0x17d0
[18743.191740][T19513]      ip6_route_add+0x1c/0x140
[18743.191740][T19513]      addrconf_prefix_route+0x2a6/0x430
[18743.191740][T19513]      inet6_addr_add+0x4f8/0xa40
[18743.191740][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18743.191740][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18743.191740][T19513]      netlink_rcv_skb+0x130/0x360
[18743.191740][T19513]      netlink_unicast+0x449/0x710
[18743.191740][T19513]      netlink_sendmsg+0x723/0xbe0
[18743.191740][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18743.191740][T19513]      ___sys_sendmsg+0xee/0x170
[18743.191740][T19513]      __sys_sendmsg+0xcd/0x170
[18743.191740][T19513]      do_syscall_64+0xc6/0x1e0
[18743.191740][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18743.191740][T19513] 
[18743.193931][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18743.193931][T19513]      netdev_get_by_index+0x5e/0x80
[18743.193931][T19513]      fib6_nh_init+0x3d8/0x15b0
[18743.193931][T19513]      ip6_route_info_create+0xf18/0x17d0
[18743.193931][T19513]      addrconf_f6i_alloc+0x315/0x560
[18743.193931][T19513]      ipv6_add_addr+0x411/0x2000
[18743.193931][T19513]      inet6_addr_add+0x30e/0xa40
[18743.193931][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18743.193931][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18743.193931][T19513]      netlink_rcv_skb+0x130/0x360
[18743.193931][T19513]      netlink_unicast+0x449/0x710
[18743.193931][T19513]      netlink_sendmsg+0x723/0xbe0
[18743.193931][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18743.193931][T19513]      ___sys_sendmsg+0xee/0x170
[18743.193931][T19513]      __sys_sendmsg+0xcd/0x170
[18743.193931][T19513]      do_syscall_64+0xc6/0x1e0
[18743.193931][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18743.193931][T19513] 
[18743.196135][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18743.196135][T19513]      netdev_get_by_index+0x5e/0x80
[18743.196135][T19513]      fib6_nh_init+0x3d8/0x15b0
[18743.196135][T19513]      ip6_route_info_create+0xf18/0x17d0
[18743.196135][T19513]      ip6_route_add+0x1c/0x140
[18743.196135][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18743.196135][T19513]      addrconf_add_dev+0xe2/0x170
[18743.196135][T19513]      inet6_addr_add+0x12f/0xa40
[18743.196135][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18743.196135][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18743.196135][T19513]      netlink_rcv_skb+0x130/0x360
[18743.196135][T19513]      netlink_unicast+0x449/0x710
[18743.196135][T19513]      netlink_sendmsg+0x723/0xbe0
[18743.196135][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18743.196135][T19513]      ___sys_sendmsg+0xee/0x170
[18743.196135][T19513]      __sys_sendmsg+0xcd/0x170
[18743.196135][T19513]      do_syscall_64+0xc6/0x1e0
[18743.196135][T19513] 
[18743.198245][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18743.198245][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18743.198245][T19513]      ipv6_find_idev+0x102/0x170
[18743.198245][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18743.198245][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18743.198245][T19513]      netlink_rcv_skb+0x130/0x360
[18743.198245][T19513]      netlink_unicast+0x449/0x710
[18743.198245][T19513]      netlink_sendmsg+0x723/0xbe0
[18743.198245][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18743.198245][T19513]      ___sys_sendmsg+0xee/0x170
[18743.198245][T19513]      __sys_sendmsg+0xcd/0x170
[18743.198245][T19513]      do_syscall_64+0xc6/0x1e0
[18743.198245][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18743.198245][T19513] 
[18743.199896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18743.199896][T19513]      neigh_parms_alloc+0x1e5/0x510
[18743.199896][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18743.199896][T19513]      ipv6_find_idev+0x102/0x170
[18743.199896][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18743.199896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18743.199896][T19513]      netlink_rcv_skb+0x130/0x360
[18743.199896][T19513]      netlink_unicast+0x449/0x710
[18743.199896][T19513]      netlink_sendmsg+0x723/0xbe0
[18743.199896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18743.199896][T19513]      ___sys_sendmsg+0xee/0x170
[18743.199896][T19513]      __sys_sendmsg+0xcd/0x170
[18743.199896][T19513]      do_syscall_64+0xc6/0x1e0
[18743.199896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18743.199896][T19513] 
[18753.439123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18753.439610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18753.439610][T19513]      netdev_get_by_index+0x5e/0x80
[18753.439610][T19513]      fib6_nh_init+0x3d8/0x15b0
[18753.439610][T19513]      ip6_route_info_create+0xf18/0x17d0
[18753.439610][T19513]      ip6_route_add+0x1c/0x140
[18753.439610][T19513]      addrconf_prefix_route+0x2a6/0x430
[18753.439610][T19513]      inet6_addr_add+0x4f8/0xa40
[18753.439610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18753.439610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18753.439610][T19513]      netlink_rcv_skb+0x130/0x360
[18753.439610][T19513]      netlink_unicast+0x449/0x710
[18753.439610][T19513]      netlink_sendmsg+0x723/0xbe0
[18753.439610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18753.439610][T19513]      ___sys_sendmsg+0xee/0x170
[18753.439610][T19513]      __sys_sendmsg+0xcd/0x170
[18753.439610][T19513]      do_syscall_64+0xc6/0x1e0
[18753.439610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18753.439610][T19513] 
[18753.441870][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18753.441870][T19513]      netdev_get_by_index+0x5e/0x80
[18753.441870][T19513]      fib6_nh_init+0x3d8/0x15b0
[18753.441870][T19513]      ip6_route_info_create+0xf18/0x17d0
[18753.441870][T19513]      addrconf_f6i_alloc+0x315/0x560
[18753.441870][T19513]      ipv6_add_addr+0x411/0x2000
[18753.441870][T19513]      inet6_addr_add+0x30e/0xa40
[18753.441870][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18753.441870][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18753.441870][T19513]      netlink_rcv_skb+0x130/0x360
[18753.441870][T19513]      netlink_unicast+0x449/0x710
[18753.441870][T19513]      netlink_sendmsg+0x723/0xbe0
[18753.441870][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18753.441870][T19513]      ___sys_sendmsg+0xee/0x170
[18753.441870][T19513]      __sys_sendmsg+0xcd/0x170
[18753.441870][T19513]      do_syscall_64+0xc6/0x1e0
[18753.441870][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18753.441870][T19513] 
[18753.444058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18753.444058][T19513]      netdev_get_by_index+0x5e/0x80
[18753.444058][T19513]      fib6_nh_init+0x3d8/0x15b0
[18753.444058][T19513]      ip6_route_info_create+0xf18/0x17d0
[18753.444058][T19513]      ip6_route_add+0x1c/0x140
[18753.444058][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18753.444058][T19513]      addrconf_add_dev+0xe2/0x170
[18753.444058][T19513]      inet6_addr_add+0x12f/0xa40
[18753.444058][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18753.444058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18753.444058][T19513]      netlink_rcv_skb+0x130/0x360
[18753.444058][T19513]      netlink_unicast+0x449/0x710
[18753.444058][T19513]      netlink_sendmsg+0x723/0xbe0
[18753.444058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18753.444058][T19513]      ___sys_sendmsg+0xee/0x170
[18753.444058][T19513]      __sys_sendmsg+0xcd/0x170
[18753.444058][T19513]      do_syscall_64+0xc6/0x1e0
[18753.444058][T19513] 
[18753.446193][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18753.446193][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18753.446193][T19513]      ipv6_find_idev+0x102/0x170
[18753.446193][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18753.446193][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18753.446193][T19513]      netlink_rcv_skb+0x130/0x360
[18753.446193][T19513]      netlink_unicast+0x449/0x710
[18753.446193][T19513]      netlink_sendmsg+0x723/0xbe0
[18753.446193][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18753.446193][T19513]      ___sys_sendmsg+0xee/0x170
[18753.446193][T19513]      __sys_sendmsg+0xcd/0x170
[18753.446193][T19513]      do_syscall_64+0xc6/0x1e0
[18753.446193][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18753.446193][T19513] 
[18753.447890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18753.447890][T19513]      neigh_parms_alloc+0x1e5/0x510
[18753.447890][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18753.447890][T19513]      ipv6_find_idev+0x102/0x170
[18753.447890][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18753.447890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18753.447890][T19513]      netlink_rcv_skb+0x130/0x360
[18753.447890][T19513]      netlink_unicast+0x449/0x710
[18753.447890][T19513]      netlink_sendmsg+0x723/0xbe0
[18753.447890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18753.447890][T19513]      ___sys_sendmsg+0xee/0x170
[18753.447890][T19513]      __sys_sendmsg+0xcd/0x170
[18753.447890][T19513]      do_syscall_64+0xc6/0x1e0
[18753.447890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18753.447890][T19513] 
[18763.687117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18763.687609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18763.687609][T19513]      netdev_get_by_index+0x5e/0x80
[18763.687609][T19513]      fib6_nh_init+0x3d8/0x15b0
[18763.687609][T19513]      ip6_route_info_create+0xf18/0x17d0
[18763.687609][T19513]      ip6_route_add+0x1c/0x140
[18763.687609][T19513]      addrconf_prefix_route+0x2a6/0x430
[18763.687609][T19513]      inet6_addr_add+0x4f8/0xa40
[18763.687609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18763.687609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18763.687609][T19513]      netlink_rcv_skb+0x130/0x360
[18763.687609][T19513]      netlink_unicast+0x449/0x710
[18763.687609][T19513]      netlink_sendmsg+0x723/0xbe0
[18763.687609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18763.687609][T19513]      ___sys_sendmsg+0xee/0x170
[18763.687609][T19513]      __sys_sendmsg+0xcd/0x170
[18763.687609][T19513]      do_syscall_64+0xc6/0x1e0
[18763.687609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18763.687609][T19513] 
[18763.689851][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18763.689851][T19513]      netdev_get_by_index+0x5e/0x80
[18763.689851][T19513]      fib6_nh_init+0x3d8/0x15b0
[18763.689851][T19513]      ip6_route_info_create+0xf18/0x17d0
[18763.689851][T19513]      addrconf_f6i_alloc+0x315/0x560
[18763.689851][T19513]      ipv6_add_addr+0x411/0x2000
[18763.689851][T19513]      inet6_addr_add+0x30e/0xa40
[18763.689851][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18763.689851][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18763.689851][T19513]      netlink_rcv_skb+0x130/0x360
[18763.689851][T19513]      netlink_unicast+0x449/0x710
[18763.689851][T19513]      netlink_sendmsg+0x723/0xbe0
[18763.689851][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18763.689851][T19513]      ___sys_sendmsg+0xee/0x170
[18763.689851][T19513]      __sys_sendmsg+0xcd/0x170
[18763.689851][T19513]      do_syscall_64+0xc6/0x1e0
[18763.689851][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18763.689851][T19513] 
[18763.692085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18763.692085][T19513]      netdev_get_by_index+0x5e/0x80
[18763.692085][T19513]      fib6_nh_init+0x3d8/0x15b0
[18763.692085][T19513]      ip6_route_info_create+0xf18/0x17d0
[18763.692085][T19513]      ip6_route_add+0x1c/0x140
[18763.692085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18763.692085][T19513]      addrconf_add_dev+0xe2/0x170
[18763.692085][T19513]      inet6_addr_add+0x12f/0xa40
[18763.692085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18763.692085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18763.692085][T19513]      netlink_rcv_skb+0x130/0x360
[18763.692085][T19513]      netlink_unicast+0x449/0x710
[18763.692085][T19513]      netlink_sendmsg+0x723/0xbe0
[18763.692085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18763.692085][T19513]      ___sys_sendmsg+0xee/0x170
[18763.692085][T19513]      __sys_sendmsg+0xcd/0x170
[18763.692085][T19513]      do_syscall_64+0xc6/0x1e0
[18763.692085][T19513] 
[18763.694257][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18763.694257][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18763.694257][T19513]      ipv6_find_idev+0x102/0x170
[18763.694257][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18763.694257][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18763.694257][T19513]      netlink_rcv_skb+0x130/0x360
[18763.694257][T19513]      netlink_unicast+0x449/0x710
[18763.694257][T19513]      netlink_sendmsg+0x723/0xbe0
[18763.694257][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18763.694257][T19513]      ___sys_sendmsg+0xee/0x170
[18763.694257][T19513]      __sys_sendmsg+0xcd/0x170
[18763.694257][T19513]      do_syscall_64+0xc6/0x1e0
[18763.694257][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18763.694257][T19513] 
[18763.695948][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18763.695948][T19513]      neigh_parms_alloc+0x1e5/0x510
[18763.695948][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18763.695948][T19513]      ipv6_find_idev+0x102/0x170
[18763.695948][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18763.695948][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18763.695948][T19513]      netlink_rcv_skb+0x130/0x360
[18763.695948][T19513]      netlink_unicast+0x449/0x710
[18763.695948][T19513]      netlink_sendmsg+0x723/0xbe0
[18763.695948][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18763.695948][T19513]      ___sys_sendmsg+0xee/0x170
[18763.695948][T19513]      __sys_sendmsg+0xcd/0x170
[18763.695948][T19513]      do_syscall_64+0xc6/0x1e0
[18763.695948][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18763.695948][T19513] 
[18773.935245][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18773.935809][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18773.935809][T19513]      netdev_get_by_index+0x5e/0x80
[18773.935809][T19513]      fib6_nh_init+0x3d8/0x15b0
[18773.935809][T19513]      ip6_route_info_create+0xf18/0x17d0
[18773.935809][T19513]      ip6_route_add+0x1c/0x140
[18773.935809][T19513]      addrconf_prefix_route+0x2a6/0x430
[18773.935809][T19513]      inet6_addr_add+0x4f8/0xa40
[18773.935809][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18773.935809][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18773.935809][T19513]      netlink_rcv_skb+0x130/0x360
[18773.935809][T19513]      netlink_unicast+0x449/0x710
[18773.935809][T19513]      netlink_sendmsg+0x723/0xbe0
[18773.935809][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18773.935809][T19513]      ___sys_sendmsg+0xee/0x170
[18773.935809][T19513]      __sys_sendmsg+0xcd/0x170
[18773.935809][T19513]      do_syscall_64+0xc6/0x1e0
[18773.935809][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18773.935809][T19513] 
[18773.938137][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18773.938137][T19513]      netdev_get_by_index+0x5e/0x80
[18773.938137][T19513]      fib6_nh_init+0x3d8/0x15b0
[18773.938137][T19513]      ip6_route_info_create+0xf18/0x17d0
[18773.938137][T19513]      addrconf_f6i_alloc+0x315/0x560
[18773.938137][T19513]      ipv6_add_addr+0x411/0x2000
[18773.938137][T19513]      inet6_addr_add+0x30e/0xa40
[18773.938137][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18773.938137][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18773.938137][T19513]      netlink_rcv_skb+0x130/0x360
[18773.938137][T19513]      netlink_unicast+0x449/0x710
[18773.938137][T19513]      netlink_sendmsg+0x723/0xbe0
[18773.938137][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18773.938137][T19513]      ___sys_sendmsg+0xee/0x170
[18773.938137][T19513]      __sys_sendmsg+0xcd/0x170
[18773.938137][T19513]      do_syscall_64+0xc6/0x1e0
[18773.938137][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18773.938137][T19513] 
[18773.940453][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18773.940453][T19513]      netdev_get_by_index+0x5e/0x80
[18773.940453][T19513]      fib6_nh_init+0x3d8/0x15b0
[18773.940453][T19513]      ip6_route_info_create+0xf18/0x17d0
[18773.940453][T19513]      ip6_route_add+0x1c/0x140
[18773.940453][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18773.940453][T19513]      addrconf_add_dev+0xe2/0x170
[18773.940453][T19513]      inet6_addr_add+0x12f/0xa40
[18773.940453][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18773.940453][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18773.940453][T19513]      netlink_rcv_skb+0x130/0x360
[18773.940453][T19513]      netlink_unicast+0x449/0x710
[18773.940453][T19513]      netlink_sendmsg+0x723/0xbe0
[18773.940453][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18773.940453][T19513]      ___sys_sendmsg+0xee/0x170
[18773.940453][T19513]      __sys_sendmsg+0xcd/0x170
[18773.940453][T19513]      do_syscall_64+0xc6/0x1e0
[18773.940453][T19513] 
[18773.942676][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18773.942676][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18773.942676][T19513]      ipv6_find_idev+0x102/0x170
[18773.942676][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18773.942676][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18773.942676][T19513]      netlink_rcv_skb+0x130/0x360
[18773.942676][T19513]      netlink_unicast+0x449/0x710
[18773.942676][T19513]      netlink_sendmsg+0x723/0xbe0
[18773.942676][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18773.942676][T19513]      ___sys_sendmsg+0xee/0x170
[18773.942676][T19513]      __sys_sendmsg+0xcd/0x170
[18773.942676][T19513]      do_syscall_64+0xc6/0x1e0
[18773.942676][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18773.942676][T19513] 
[18773.944386][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18773.944386][T19513]      neigh_parms_alloc+0x1e5/0x510
[18773.944386][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18773.944386][T19513]      ipv6_find_idev+0x102/0x170
[18773.944386][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18773.944386][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18773.944386][T19513]      netlink_rcv_skb+0x130/0x360
[18773.944386][T19513]      netlink_unicast+0x449/0x710
[18773.944386][T19513]      netlink_sendmsg+0x723/0xbe0
[18773.944386][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18773.944386][T19513]      ___sys_sendmsg+0xee/0x170
[18773.944386][T19513]      __sys_sendmsg+0xcd/0x170
[18773.944386][T19513]      do_syscall_64+0xc6/0x1e0
[18773.944386][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18773.944386][T19513] 
[18784.007217][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18784.008301][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18784.008301][T19513]      netdev_get_by_index+0x5e/0x80
[18784.008301][T19513]      fib6_nh_init+0x3d8/0x15b0
[18784.008301][T19513]      ip6_route_info_create+0xf18/0x17d0
[18784.008301][T19513]      ip6_route_add+0x1c/0x140
[18784.008301][T19513]      addrconf_prefix_route+0x2a6/0x430
[18784.008301][T19513]      inet6_addr_add+0x4f8/0xa40
[18784.008301][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18784.008301][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18784.008301][T19513]      netlink_rcv_skb+0x130/0x360
[18784.008301][T19513]      netlink_unicast+0x449/0x710
[18784.008301][T19513]      netlink_sendmsg+0x723/0xbe0
[18784.008301][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18784.008301][T19513]      ___sys_sendmsg+0xee/0x170
[18784.008301][T19513]      __sys_sendmsg+0xcd/0x170
[18784.008301][T19513]      do_syscall_64+0xc6/0x1e0
[18784.008301][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18784.008301][T19513] 
[18784.010615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18784.010615][T19513]      netdev_get_by_index+0x5e/0x80
[18784.010615][T19513]      fib6_nh_init+0x3d8/0x15b0
[18784.010615][T19513]      ip6_route_info_create+0xf18/0x17d0
[18784.010615][T19513]      addrconf_f6i_alloc+0x315/0x560
[18784.010615][T19513]      ipv6_add_addr+0x411/0x2000
[18784.010615][T19513]      inet6_addr_add+0x30e/0xa40
[18784.010615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18784.010615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18784.010615][T19513]      netlink_rcv_skb+0x130/0x360
[18784.010615][T19513]      netlink_unicast+0x449/0x710
[18784.010615][T19513]      netlink_sendmsg+0x723/0xbe0
[18784.010615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18784.010615][T19513]      ___sys_sendmsg+0xee/0x170
[18784.010615][T19513]      __sys_sendmsg+0xcd/0x170
[18784.010615][T19513]      do_syscall_64+0xc6/0x1e0
[18784.010615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18784.010615][T19513] 
[18784.012956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18784.012956][T19513]      netdev_get_by_index+0x5e/0x80
[18784.012956][T19513]      fib6_nh_init+0x3d8/0x15b0
[18784.012956][T19513]      ip6_route_info_create+0xf18/0x17d0
[18784.012956][T19513]      ip6_route_add+0x1c/0x140
[18784.012956][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18784.012956][T19513]      addrconf_add_dev+0xe2/0x170
[18784.012956][T19513]      inet6_addr_add+0x12f/0xa40
[18784.012956][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18784.012956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18784.012956][T19513]      netlink_rcv_skb+0x130/0x360
[18784.012956][T19513]      netlink_unicast+0x449/0x710
[18784.012956][T19513]      netlink_sendmsg+0x723/0xbe0
[18784.012956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18784.012956][T19513]      ___sys_sendmsg+0xee/0x170
[18784.012956][T19513]      __sys_sendmsg+0xcd/0x170
[18784.012956][T19513]      do_syscall_64+0xc6/0x1e0
[18784.012956][T19513] 
[18784.015197][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18784.015197][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18784.015197][T19513]      ipv6_find_idev+0x102/0x170
[18784.015197][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18784.015197][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18784.015197][T19513]      netlink_rcv_skb+0x130/0x360
[18784.015197][T19513]      netlink_unicast+0x449/0x710
[18784.015197][T19513]      netlink_sendmsg+0x723/0xbe0
[18784.015197][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18784.015197][T19513]      ___sys_sendmsg+0xee/0x170
[18784.015197][T19513]      __sys_sendmsg+0xcd/0x170
[18784.015197][T19513]      do_syscall_64+0xc6/0x1e0
[18784.015197][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18784.015197][T19513] 
[18784.016947][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18784.016947][T19513]      neigh_parms_alloc+0x1e5/0x510
[18784.016947][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18784.016947][T19513]      ipv6_find_idev+0x102/0x170
[18784.016947][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18784.016947][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18784.016947][T19513]      netlink_rcv_skb+0x130/0x360
[18784.016947][T19513]      netlink_unicast+0x449/0x710
[18784.016947][T19513]      netlink_sendmsg+0x723/0xbe0
[18784.016947][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18784.016947][T19513]      ___sys_sendmsg+0xee/0x170
[18784.016947][T19513]      __sys_sendmsg+0xcd/0x170
[18784.016947][T19513]      do_syscall_64+0xc6/0x1e0
[18784.016947][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18784.016947][T19513] 
[18794.271239][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18794.272298][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18794.272298][T19513]      netdev_get_by_index+0x5e/0x80
[18794.272298][T19513]      fib6_nh_init+0x3d8/0x15b0
[18794.272298][T19513]      ip6_route_info_create+0xf18/0x17d0
[18794.272298][T19513]      ip6_route_add+0x1c/0x140
[18794.272298][T19513]      addrconf_prefix_route+0x2a6/0x430
[18794.272298][T19513]      inet6_addr_add+0x4f8/0xa40
[18794.272298][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18794.272298][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18794.272298][T19513]      netlink_rcv_skb+0x130/0x360
[18794.272298][T19513]      netlink_unicast+0x449/0x710
[18794.272298][T19513]      netlink_sendmsg+0x723/0xbe0
[18794.272298][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18794.272298][T19513]      ___sys_sendmsg+0xee/0x170
[18794.272298][T19513]      __sys_sendmsg+0xcd/0x170
[18794.272298][T19513]      do_syscall_64+0xc6/0x1e0
[18794.272298][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18794.272298][T19513] 
[18794.274619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18794.274619][T19513]      netdev_get_by_index+0x5e/0x80
[18794.274619][T19513]      fib6_nh_init+0x3d8/0x15b0
[18794.274619][T19513]      ip6_route_info_create+0xf18/0x17d0
[18794.274619][T19513]      addrconf_f6i_alloc+0x315/0x560
[18794.274619][T19513]      ipv6_add_addr+0x411/0x2000
[18794.274619][T19513]      inet6_addr_add+0x30e/0xa40
[18794.274619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18794.274619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18794.274619][T19513]      netlink_rcv_skb+0x130/0x360
[18794.274619][T19513]      netlink_unicast+0x449/0x710
[18794.274619][T19513]      netlink_sendmsg+0x723/0xbe0
[18794.274619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18794.274619][T19513]      ___sys_sendmsg+0xee/0x170
[18794.274619][T19513]      __sys_sendmsg+0xcd/0x170
[18794.274619][T19513]      do_syscall_64+0xc6/0x1e0
[18794.274619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18794.274619][T19513] 
[18794.276912][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18794.276912][T19513]      netdev_get_by_index+0x5e/0x80
[18794.276912][T19513]      fib6_nh_init+0x3d8/0x15b0
[18794.276912][T19513]      ip6_route_info_create+0xf18/0x17d0
[18794.276912][T19513]      ip6_route_add+0x1c/0x140
[18794.276912][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18794.276912][T19513]      addrconf_add_dev+0xe2/0x170
[18794.276912][T19513]      inet6_addr_add+0x12f/0xa40
[18794.276912][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18794.276912][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18794.276912][T19513]      netlink_rcv_skb+0x130/0x360
[18794.276912][T19513]      netlink_unicast+0x449/0x710
[18794.276912][T19513]      netlink_sendmsg+0x723/0xbe0
[18794.276912][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18794.276912][T19513]      ___sys_sendmsg+0xee/0x170
[18794.276912][T19513]      __sys_sendmsg+0xcd/0x170
[18794.276912][T19513]      do_syscall_64+0xc6/0x1e0
[18794.276912][T19513] 
[18794.279115][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18794.279115][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18794.279115][T19513]      ipv6_find_idev+0x102/0x170
[18794.279115][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18794.279115][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18794.279115][T19513]      netlink_rcv_skb+0x130/0x360
[18794.279115][T19513]      netlink_unicast+0x449/0x710
[18794.279115][T19513]      netlink_sendmsg+0x723/0xbe0
[18794.279115][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18794.279115][T19513]      ___sys_sendmsg+0xee/0x170
[18794.279115][T19513]      __sys_sendmsg+0xcd/0x170
[18794.279115][T19513]      do_syscall_64+0xc6/0x1e0
[18794.279115][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18794.279115][T19513] 
[18794.280831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18794.280831][T19513]      neigh_parms_alloc+0x1e5/0x510
[18794.280831][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18794.280831][T19513]      ipv6_find_idev+0x102/0x170
[18794.280831][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18794.280831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18794.280831][T19513]      netlink_rcv_skb+0x130/0x360
[18794.280831][T19513]      netlink_unicast+0x449/0x710
[18794.280831][T19513]      netlink_sendmsg+0x723/0xbe0
[18794.280831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18794.280831][T19513]      ___sys_sendmsg+0xee/0x170
[18794.280831][T19513]      __sys_sendmsg+0xcd/0x170
[18794.280831][T19513]      do_syscall_64+0xc6/0x1e0
[18794.280831][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18794.280831][T19513] 
[18804.535207][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18804.536332][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18804.536332][T19513]      netdev_get_by_index+0x5e/0x80
[18804.536332][T19513]      fib6_nh_init+0x3d8/0x15b0
[18804.536332][T19513]      ip6_route_info_create+0xf18/0x17d0
[18804.536332][T19513]      ip6_route_add+0x1c/0x140
[18804.536332][T19513]      addrconf_prefix_route+0x2a6/0x430
[18804.536332][T19513]      inet6_addr_add+0x4f8/0xa40
[18804.536332][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18804.536332][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18804.536332][T19513]      netlink_rcv_skb+0x130/0x360
[18804.536332][T19513]      netlink_unicast+0x449/0x710
[18804.536332][T19513]      netlink_sendmsg+0x723/0xbe0
[18804.536332][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18804.536332][T19513]      ___sys_sendmsg+0xee/0x170
[18804.536332][T19513]      __sys_sendmsg+0xcd/0x170
[18804.536332][T19513]      do_syscall_64+0xc6/0x1e0
[18804.536332][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18804.536332][T19513] 
[18804.539224][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18804.539224][T19513]      netdev_get_by_index+0x5e/0x80
[18804.539224][T19513]      fib6_nh_init+0x3d8/0x15b0
[18804.539224][T19513]      ip6_route_info_create+0xf18/0x17d0
[18804.539224][T19513]      addrconf_f6i_alloc+0x315/0x560
[18804.539224][T19513]      ipv6_add_addr+0x411/0x2000
[18804.539224][T19513]      inet6_addr_add+0x30e/0xa40
[18804.539224][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18804.539224][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18804.539224][T19513]      netlink_rcv_skb+0x130/0x360
[18804.539224][T19513]      netlink_unicast+0x449/0x710
[18804.539224][T19513]      netlink_sendmsg+0x723/0xbe0
[18804.539224][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18804.539224][T19513]      ___sys_sendmsg+0xee/0x170
[18804.539224][T19513]      __sys_sendmsg+0xcd/0x170
[18804.539224][T19513]      do_syscall_64+0xc6/0x1e0
[18804.539224][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18804.539224][T19513] 
[18804.541515][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18804.541515][T19513]      netdev_get_by_index+0x5e/0x80
[18804.541515][T19513]      fib6_nh_init+0x3d8/0x15b0
[18804.541515][T19513]      ip6_route_info_create+0xf18/0x17d0
[18804.541515][T19513]      ip6_route_add+0x1c/0x140
[18804.541515][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18804.541515][T19513]      addrconf_add_dev+0xe2/0x170
[18804.541515][T19513]      inet6_addr_add+0x12f/0xa40
[18804.541515][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18804.541515][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18804.541515][T19513]      netlink_rcv_skb+0x130/0x360
[18804.541515][T19513]      netlink_unicast+0x449/0x710
[18804.541515][T19513]      netlink_sendmsg+0x723/0xbe0
[18804.541515][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18804.541515][T19513]      ___sys_sendmsg+0xee/0x170
[18804.541515][T19513]      __sys_sendmsg+0xcd/0x170
[18804.541515][T19513]      do_syscall_64+0xc6/0x1e0
[18804.541515][T19513] 
[18804.543788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18804.543788][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18804.543788][T19513]      ipv6_find_idev+0x102/0x170
[18804.543788][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18804.543788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18804.543788][T19513]      netlink_rcv_skb+0x130/0x360
[18804.543788][T19513]      netlink_unicast+0x449/0x710
[18804.543788][T19513]      netlink_sendmsg+0x723/0xbe0
[18804.543788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18804.543788][T19513]      ___sys_sendmsg+0xee/0x170
[18804.543788][T19513]      __sys_sendmsg+0xcd/0x170
[18804.543788][T19513]      do_syscall_64+0xc6/0x1e0
[18804.543788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18804.543788][T19513] 
[18804.545636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18804.545636][T19513]      neigh_parms_alloc+0x1e5/0x510
[18804.545636][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18804.545636][T19513]      ipv6_find_idev+0x102/0x170
[18804.545636][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18804.545636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18804.545636][T19513]      netlink_rcv_skb+0x130/0x360
[18804.545636][T19513]      netlink_unicast+0x449/0x710
[18804.545636][T19513]      netlink_sendmsg+0x723/0xbe0
[18804.545636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18804.545636][T19513]      ___sys_sendmsg+0xee/0x170
[18804.545636][T19513]      __sys_sendmsg+0xcd/0x170
[18804.545636][T19513]      do_syscall_64+0xc6/0x1e0
[18804.545636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18804.545636][T19513] 
[18814.799331][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18814.799871][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18814.799871][T19513]      netdev_get_by_index+0x5e/0x80
[18814.799871][T19513]      fib6_nh_init+0x3d8/0x15b0
[18814.799871][T19513]      ip6_route_info_create+0xf18/0x17d0
[18814.799871][T19513]      ip6_route_add+0x1c/0x140
[18814.799871][T19513]      addrconf_prefix_route+0x2a6/0x430
[18814.799871][T19513]      inet6_addr_add+0x4f8/0xa40
[18814.799871][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18814.799871][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18814.799871][T19513]      netlink_rcv_skb+0x130/0x360
[18814.799871][T19513]      netlink_unicast+0x449/0x710
[18814.799871][T19513]      netlink_sendmsg+0x723/0xbe0
[18814.799871][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18814.799871][T19513]      ___sys_sendmsg+0xee/0x170
[18814.799871][T19513]      __sys_sendmsg+0xcd/0x170
[18814.799871][T19513]      do_syscall_64+0xc6/0x1e0
[18814.799871][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18814.799871][T19513] 
[18814.802281][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18814.802281][T19513]      netdev_get_by_index+0x5e/0x80
[18814.802281][T19513]      fib6_nh_init+0x3d8/0x15b0
[18814.802281][T19513]      ip6_route_info_create+0xf18/0x17d0
[18814.802281][T19513]      addrconf_f6i_alloc+0x315/0x560
[18814.802281][T19513]      ipv6_add_addr+0x411/0x2000
[18814.802281][T19513]      inet6_addr_add+0x30e/0xa40
[18814.802281][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18814.802281][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18814.802281][T19513]      netlink_rcv_skb+0x130/0x360
[18814.802281][T19513]      netlink_unicast+0x449/0x710
[18814.802281][T19513]      netlink_sendmsg+0x723/0xbe0
[18814.802281][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18814.802281][T19513]      ___sys_sendmsg+0xee/0x170
[18814.802281][T19513]      __sys_sendmsg+0xcd/0x170
[18814.802281][T19513]      do_syscall_64+0xc6/0x1e0
[18814.802281][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18814.802281][T19513] 
[18814.804574][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18814.804574][T19513]      netdev_get_by_index+0x5e/0x80
[18814.804574][T19513]      fib6_nh_init+0x3d8/0x15b0
[18814.804574][T19513]      ip6_route_info_create+0xf18/0x17d0
[18814.804574][T19513]      ip6_route_add+0x1c/0x140
[18814.804574][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18814.804574][T19513]      addrconf_add_dev+0xe2/0x170
[18814.804574][T19513]      inet6_addr_add+0x12f/0xa40
[18814.804574][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18814.804574][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18814.804574][T19513]      netlink_rcv_skb+0x130/0x360
[18814.804574][T19513]      netlink_unicast+0x449/0x710
[18814.804574][T19513]      netlink_sendmsg+0x723/0xbe0
[18814.804574][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18814.804574][T19513]      ___sys_sendmsg+0xee/0x170
[18814.804574][T19513]      __sys_sendmsg+0xcd/0x170
[18814.804574][T19513]      do_syscall_64+0xc6/0x1e0
[18814.804574][T19513] 
[18814.806859][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18814.806859][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18814.806859][T19513]      ipv6_find_idev+0x102/0x170
[18814.806859][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18814.806859][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18814.806859][T19513]      netlink_rcv_skb+0x130/0x360
[18814.806859][T19513]      netlink_unicast+0x449/0x710
[18814.806859][T19513]      netlink_sendmsg+0x723/0xbe0
[18814.806859][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18814.806859][T19513]      ___sys_sendmsg+0xee/0x170
[18814.806859][T19513]      __sys_sendmsg+0xcd/0x170
[18814.806859][T19513]      do_syscall_64+0xc6/0x1e0
[18814.806859][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18814.806859][T19513] 
[18814.808634][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18814.808634][T19513]      neigh_parms_alloc+0x1e5/0x510
[18814.808634][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18814.808634][T19513]      ipv6_find_idev+0x102/0x170
[18814.808634][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18814.808634][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18814.808634][T19513]      netlink_rcv_skb+0x130/0x360
[18814.808634][T19513]      netlink_unicast+0x449/0x710
[18814.808634][T19513]      netlink_sendmsg+0x723/0xbe0
[18814.808634][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18814.808634][T19513]      ___sys_sendmsg+0xee/0x170
[18814.808634][T19513]      __sys_sendmsg+0xcd/0x170
[18814.808634][T19513]      do_syscall_64+0xc6/0x1e0
[18814.808634][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18814.808634][T19513] 
[18824.815193][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18824.816295][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18824.816295][T19513]      netdev_get_by_index+0x5e/0x80
[18824.816295][T19513]      fib6_nh_init+0x3d8/0x15b0
[18824.816295][T19513]      ip6_route_info_create+0xf18/0x17d0
[18824.816295][T19513]      ip6_route_add+0x1c/0x140
[18824.816295][T19513]      addrconf_prefix_route+0x2a6/0x430
[18824.816295][T19513]      inet6_addr_add+0x4f8/0xa40
[18824.816295][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18824.816295][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18824.816295][T19513]      netlink_rcv_skb+0x130/0x360
[18824.816295][T19513]      netlink_unicast+0x449/0x710
[18824.816295][T19513]      netlink_sendmsg+0x723/0xbe0
[18824.816295][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18824.816295][T19513]      ___sys_sendmsg+0xee/0x170
[18824.816295][T19513]      __sys_sendmsg+0xcd/0x170
[18824.816295][T19513]      do_syscall_64+0xc6/0x1e0
[18824.816295][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18824.816295][T19513] 
[18824.818657][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18824.818657][T19513]      netdev_get_by_index+0x5e/0x80
[18824.818657][T19513]      fib6_nh_init+0x3d8/0x15b0
[18824.818657][T19513]      ip6_route_info_create+0xf18/0x17d0
[18824.818657][T19513]      addrconf_f6i_alloc+0x315/0x560
[18824.818657][T19513]      ipv6_add_addr+0x411/0x2000
[18824.818657][T19513]      inet6_addr_add+0x30e/0xa40
[18824.818657][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18824.818657][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18824.818657][T19513]      netlink_rcv_skb+0x130/0x360
[18824.818657][T19513]      netlink_unicast+0x449/0x710
[18824.818657][T19513]      netlink_sendmsg+0x723/0xbe0
[18824.818657][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18824.818657][T19513]      ___sys_sendmsg+0xee/0x170
[18824.818657][T19513]      __sys_sendmsg+0xcd/0x170
[18824.818657][T19513]      do_syscall_64+0xc6/0x1e0
[18824.818657][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18824.818657][T19513] 
[18824.820905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18824.820905][T19513]      netdev_get_by_index+0x5e/0x80
[18824.820905][T19513]      fib6_nh_init+0x3d8/0x15b0
[18824.820905][T19513]      ip6_route_info_create+0xf18/0x17d0
[18824.820905][T19513]      ip6_route_add+0x1c/0x140
[18824.820905][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18824.820905][T19513]      addrconf_add_dev+0xe2/0x170
[18824.820905][T19513]      inet6_addr_add+0x12f/0xa40
[18824.820905][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18824.820905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18824.820905][T19513]      netlink_rcv_skb+0x130/0x360
[18824.820905][T19513]      netlink_unicast+0x449/0x710
[18824.820905][T19513]      netlink_sendmsg+0x723/0xbe0
[18824.820905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18824.820905][T19513]      ___sys_sendmsg+0xee/0x170
[18824.820905][T19513]      __sys_sendmsg+0xcd/0x170
[18824.820905][T19513]      do_syscall_64+0xc6/0x1e0
[18824.820905][T19513] 
[18824.823101][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18824.823101][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18824.823101][T19513]      ipv6_find_idev+0x102/0x170
[18824.823101][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18824.823101][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18824.823101][T19513]      netlink_rcv_skb+0x130/0x360
[18824.823101][T19513]      netlink_unicast+0x449/0x710
[18824.823101][T19513]      netlink_sendmsg+0x723/0xbe0
[18824.823101][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18824.823101][T19513]      ___sys_sendmsg+0xee/0x170
[18824.823101][T19513]      __sys_sendmsg+0xcd/0x170
[18824.823101][T19513]      do_syscall_64+0xc6/0x1e0
[18824.823101][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18824.823101][T19513] 
[18824.824807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18824.824807][T19513]      neigh_parms_alloc+0x1e5/0x510
[18824.824807][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18824.824807][T19513]      ipv6_find_idev+0x102/0x170
[18824.824807][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18824.824807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18824.824807][T19513]      netlink_rcv_skb+0x130/0x360
[18824.824807][T19513]      netlink_unicast+0x449/0x710
[18824.824807][T19513]      netlink_sendmsg+0x723/0xbe0
[18824.824807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18824.824807][T19513]      ___sys_sendmsg+0xee/0x170
[18824.824807][T19513]      __sys_sendmsg+0xcd/0x170
[18824.824807][T19513]      do_syscall_64+0xc6/0x1e0
[18824.824807][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18824.824807][T19513] 
[18834.927207][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18834.927828][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18834.927828][T19513]      netdev_get_by_index+0x5e/0x80
[18834.927828][T19513]      fib6_nh_init+0x3d8/0x15b0
[18834.927828][T19513]      ip6_route_info_create+0xf18/0x17d0
[18834.927828][T19513]      ip6_route_add+0x1c/0x140
[18834.927828][T19513]      addrconf_prefix_route+0x2a6/0x430
[18834.927828][T19513]      inet6_addr_add+0x4f8/0xa40
[18834.927828][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18834.927828][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18834.927828][T19513]      netlink_rcv_skb+0x130/0x360
[18834.927828][T19513]      netlink_unicast+0x449/0x710
[18834.927828][T19513]      netlink_sendmsg+0x723/0xbe0
[18834.927828][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18834.927828][T19513]      ___sys_sendmsg+0xee/0x170
[18834.927828][T19513]      __sys_sendmsg+0xcd/0x170
[18834.927828][T19513]      do_syscall_64+0xc6/0x1e0
[18834.927828][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18834.927828][T19513] 
[18834.930162][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18834.930162][T19513]      netdev_get_by_index+0x5e/0x80
[18834.930162][T19513]      fib6_nh_init+0x3d8/0x15b0
[18834.930162][T19513]      ip6_route_info_create+0xf18/0x17d0
[18834.930162][T19513]      addrconf_f6i_alloc+0x315/0x560
[18834.930162][T19513]      ipv6_add_addr+0x411/0x2000
[18834.930162][T19513]      inet6_addr_add+0x30e/0xa40
[18834.930162][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18834.930162][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18834.930162][T19513]      netlink_rcv_skb+0x130/0x360
[18834.930162][T19513]      netlink_unicast+0x449/0x710
[18834.930162][T19513]      netlink_sendmsg+0x723/0xbe0
[18834.930162][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18834.930162][T19513]      ___sys_sendmsg+0xee/0x170
[18834.930162][T19513]      __sys_sendmsg+0xcd/0x170
[18834.930162][T19513]      do_syscall_64+0xc6/0x1e0
[18834.930162][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18834.930162][T19513] 
[18834.932651][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18834.932651][T19513]      netdev_get_by_index+0x5e/0x80
[18834.932651][T19513]      fib6_nh_init+0x3d8/0x15b0
[18834.932651][T19513]      ip6_route_info_create+0xf18/0x17d0
[18834.932651][T19513]      ip6_route_add+0x1c/0x140
[18834.932651][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18834.932651][T19513]      addrconf_add_dev+0xe2/0x170
[18834.932651][T19513]      inet6_addr_add+0x12f/0xa40
[18834.932651][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18834.932651][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18834.932651][T19513]      netlink_rcv_skb+0x130/0x360
[18834.932651][T19513]      netlink_unicast+0x449/0x710
[18834.932651][T19513]      netlink_sendmsg+0x723/0xbe0
[18834.932651][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18834.932651][T19513]      ___sys_sendmsg+0xee/0x170
[18834.932651][T19513]      __sys_sendmsg+0xcd/0x170
[18834.932651][T19513]      do_syscall_64+0xc6/0x1e0
[18834.932651][T19513] 
[18834.934918][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18834.934918][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18834.934918][T19513]      ipv6_find_idev+0x102/0x170
[18834.934918][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18834.934918][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18834.934918][T19513]      netlink_rcv_skb+0x130/0x360
[18834.934918][T19513]      netlink_unicast+0x449/0x710
[18834.934918][T19513]      netlink_sendmsg+0x723/0xbe0
[18834.934918][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18834.934918][T19513]      ___sys_sendmsg+0xee/0x170
[18834.934918][T19513]      __sys_sendmsg+0xcd/0x170
[18834.934918][T19513]      do_syscall_64+0xc6/0x1e0
[18834.934918][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18834.934918][T19513] 
[18834.936717][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18834.936717][T19513]      neigh_parms_alloc+0x1e5/0x510
[18834.936717][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18834.936717][T19513]      ipv6_find_idev+0x102/0x170
[18834.936717][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18834.936717][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18834.936717][T19513]      netlink_rcv_skb+0x130/0x360
[18834.936717][T19513]      netlink_unicast+0x449/0x710
[18834.936717][T19513]      netlink_sendmsg+0x723/0xbe0
[18834.936717][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18834.936717][T19513]      ___sys_sendmsg+0xee/0x170
[18834.936717][T19513]      __sys_sendmsg+0xcd/0x170
[18834.936717][T19513]      do_syscall_64+0xc6/0x1e0
[18834.936717][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18834.936717][T19513] 
[18845.143219][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18845.143744][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18845.143744][T19513]      netdev_get_by_index+0x5e/0x80
[18845.143744][T19513]      fib6_nh_init+0x3d8/0x15b0
[18845.143744][T19513]      ip6_route_info_create+0xf18/0x17d0
[18845.143744][T19513]      ip6_route_add+0x1c/0x140
[18845.143744][T19513]      addrconf_prefix_route+0x2a6/0x430
[18845.143744][T19513]      inet6_addr_add+0x4f8/0xa40
[18845.143744][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18845.143744][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18845.143744][T19513]      netlink_rcv_skb+0x130/0x360
[18845.143744][T19513]      netlink_unicast+0x449/0x710
[18845.143744][T19513]      netlink_sendmsg+0x723/0xbe0
[18845.143744][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18845.143744][T19513]      ___sys_sendmsg+0xee/0x170
[18845.143744][T19513]      __sys_sendmsg+0xcd/0x170
[18845.143744][T19513]      do_syscall_64+0xc6/0x1e0
[18845.143744][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18845.143744][T19513] 
[18845.145973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18845.145973][T19513]      netdev_get_by_index+0x5e/0x80
[18845.145973][T19513]      fib6_nh_init+0x3d8/0x15b0
[18845.145973][T19513]      ip6_route_info_create+0xf18/0x17d0
[18845.145973][T19513]      addrconf_f6i_alloc+0x315/0x560
[18845.145973][T19513]      ipv6_add_addr+0x411/0x2000
[18845.145973][T19513]      inet6_addr_add+0x30e/0xa40
[18845.145973][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18845.145973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18845.145973][T19513]      netlink_rcv_skb+0x130/0x360
[18845.145973][T19513]      netlink_unicast+0x449/0x710
[18845.145973][T19513]      netlink_sendmsg+0x723/0xbe0
[18845.145973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18845.145973][T19513]      ___sys_sendmsg+0xee/0x170
[18845.145973][T19513]      __sys_sendmsg+0xcd/0x170
[18845.145973][T19513]      do_syscall_64+0xc6/0x1e0
[18845.145973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18845.145973][T19513] 
[18845.148159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18845.148159][T19513]      netdev_get_by_index+0x5e/0x80
[18845.148159][T19513]      fib6_nh_init+0x3d8/0x15b0
[18845.148159][T19513]      ip6_route_info_create+0xf18/0x17d0
[18845.148159][T19513]      ip6_route_add+0x1c/0x140
[18845.148159][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18845.148159][T19513]      addrconf_add_dev+0xe2/0x170
[18845.148159][T19513]      inet6_addr_add+0x12f/0xa40
[18845.148159][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18845.148159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18845.148159][T19513]      netlink_rcv_skb+0x130/0x360
[18845.148159][T19513]      netlink_unicast+0x449/0x710
[18845.148159][T19513]      netlink_sendmsg+0x723/0xbe0
[18845.148159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18845.148159][T19513]      ___sys_sendmsg+0xee/0x170
[18845.148159][T19513]      __sys_sendmsg+0xcd/0x170
[18845.148159][T19513]      do_syscall_64+0xc6/0x1e0
[18845.148159][T19513] 
[18845.150303][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18845.150303][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18845.150303][T19513]      ipv6_find_idev+0x102/0x170
[18845.150303][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18845.150303][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18845.150303][T19513]      netlink_rcv_skb+0x130/0x360
[18845.150303][T19513]      netlink_unicast+0x449/0x710
[18845.150303][T19513]      netlink_sendmsg+0x723/0xbe0
[18845.150303][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18845.150303][T19513]      ___sys_sendmsg+0xee/0x170
[18845.150303][T19513]      __sys_sendmsg+0xcd/0x170
[18845.150303][T19513]      do_syscall_64+0xc6/0x1e0
[18845.150303][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18845.150303][T19513] 
[18845.152006][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18845.152006][T19513]      neigh_parms_alloc+0x1e5/0x510
[18845.152006][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18845.152006][T19513]      ipv6_find_idev+0x102/0x170
[18845.152006][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18845.152006][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18845.152006][T19513]      netlink_rcv_skb+0x130/0x360
[18845.152006][T19513]      netlink_unicast+0x449/0x710
[18845.152006][T19513]      netlink_sendmsg+0x723/0xbe0
[18845.152006][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18845.152006][T19513]      ___sys_sendmsg+0xee/0x170
[18845.152006][T19513]      __sys_sendmsg+0xcd/0x170
[18845.152006][T19513]      do_syscall_64+0xc6/0x1e0
[18845.152006][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18845.152006][T19513] 
[18855.399204][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18855.399740][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18855.399740][T19513]      netdev_get_by_index+0x5e/0x80
[18855.399740][T19513]      fib6_nh_init+0x3d8/0x15b0
[18855.399740][T19513]      ip6_route_info_create+0xf18/0x17d0
[18855.399740][T19513]      ip6_route_add+0x1c/0x140
[18855.399740][T19513]      addrconf_prefix_route+0x2a6/0x430
[18855.399740][T19513]      inet6_addr_add+0x4f8/0xa40
[18855.399740][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18855.399740][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18855.399740][T19513]      netlink_rcv_skb+0x130/0x360
[18855.399740][T19513]      netlink_unicast+0x449/0x710
[18855.399740][T19513]      netlink_sendmsg+0x723/0xbe0
[18855.399740][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18855.399740][T19513]      ___sys_sendmsg+0xee/0x170
[18855.399740][T19513]      __sys_sendmsg+0xcd/0x170
[18855.399740][T19513]      do_syscall_64+0xc6/0x1e0
[18855.399740][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18855.399740][T19513] 
[18855.402016][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18855.402016][T19513]      netdev_get_by_index+0x5e/0x80
[18855.402016][T19513]      fib6_nh_init+0x3d8/0x15b0
[18855.402016][T19513]      ip6_route_info_create+0xf18/0x17d0
[18855.402016][T19513]      addrconf_f6i_alloc+0x315/0x560
[18855.402016][T19513]      ipv6_add_addr+0x411/0x2000
[18855.402016][T19513]      inet6_addr_add+0x30e/0xa40
[18855.402016][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18855.402016][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18855.402016][T19513]      netlink_rcv_skb+0x130/0x360
[18855.402016][T19513]      netlink_unicast+0x449/0x710
[18855.402016][T19513]      netlink_sendmsg+0x723/0xbe0
[18855.402016][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18855.402016][T19513]      ___sys_sendmsg+0xee/0x170
[18855.402016][T19513]      __sys_sendmsg+0xcd/0x170
[18855.402016][T19513]      do_syscall_64+0xc6/0x1e0
[18855.402016][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18855.402016][T19513] 
[18855.404232][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18855.404232][T19513]      netdev_get_by_index+0x5e/0x80
[18855.404232][T19513]      fib6_nh_init+0x3d8/0x15b0
[18855.404232][T19513]      ip6_route_info_create+0xf18/0x17d0
[18855.404232][T19513]      ip6_route_add+0x1c/0x140
[18855.404232][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18855.404232][T19513]      addrconf_add_dev+0xe2/0x170
[18855.404232][T19513]      inet6_addr_add+0x12f/0xa40
[18855.404232][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18855.404232][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18855.404232][T19513]      netlink_rcv_skb+0x130/0x360
[18855.404232][T19513]      netlink_unicast+0x449/0x710
[18855.404232][T19513]      netlink_sendmsg+0x723/0xbe0
[18855.404232][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18855.404232][T19513]      ___sys_sendmsg+0xee/0x170
[18855.404232][T19513]      __sys_sendmsg+0xcd/0x170
[18855.404232][T19513]      do_syscall_64+0xc6/0x1e0
[18855.404232][T19513] 
[18855.406403][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18855.406403][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18855.406403][T19513]      ipv6_find_idev+0x102/0x170
[18855.406403][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18855.406403][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18855.406403][T19513]      netlink_rcv_skb+0x130/0x360
[18855.406403][T19513]      netlink_unicast+0x449/0x710
[18855.406403][T19513]      netlink_sendmsg+0x723/0xbe0
[18855.406403][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18855.406403][T19513]      ___sys_sendmsg+0xee/0x170
[18855.406403][T19513]      __sys_sendmsg+0xcd/0x170
[18855.406403][T19513]      do_syscall_64+0xc6/0x1e0
[18855.406403][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18855.406403][T19513] 
[18855.408102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18855.408102][T19513]      neigh_parms_alloc+0x1e5/0x510
[18855.408102][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18855.408102][T19513]      ipv6_find_idev+0x102/0x170
[18855.408102][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18855.408102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18855.408102][T19513]      netlink_rcv_skb+0x130/0x360
[18855.408102][T19513]      netlink_unicast+0x449/0x710
[18855.408102][T19513]      netlink_sendmsg+0x723/0xbe0
[18855.408102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18855.408102][T19513]      ___sys_sendmsg+0xee/0x170
[18855.408102][T19513]      __sys_sendmsg+0xcd/0x170
[18855.408102][T19513]      do_syscall_64+0xc6/0x1e0
[18855.408102][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18855.408102][T19513] 
[18865.487202][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18865.488306][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18865.488306][T19513]      netdev_get_by_index+0x5e/0x80
[18865.488306][T19513]      fib6_nh_init+0x3d8/0x15b0
[18865.488306][T19513]      ip6_route_info_create+0xf18/0x17d0
[18865.488306][T19513]      ip6_route_add+0x1c/0x140
[18865.488306][T19513]      addrconf_prefix_route+0x2a6/0x430
[18865.488306][T19513]      inet6_addr_add+0x4f8/0xa40
[18865.488306][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18865.488306][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18865.488306][T19513]      netlink_rcv_skb+0x130/0x360
[18865.488306][T19513]      netlink_unicast+0x449/0x710
[18865.488306][T19513]      netlink_sendmsg+0x723/0xbe0
[18865.488306][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18865.488306][T19513]      ___sys_sendmsg+0xee/0x170
[18865.488306][T19513]      __sys_sendmsg+0xcd/0x170
[18865.488306][T19513]      do_syscall_64+0xc6/0x1e0
[18865.488306][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18865.488306][T19513] 
[18865.490628][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18865.490628][T19513]      netdev_get_by_index+0x5e/0x80
[18865.490628][T19513]      fib6_nh_init+0x3d8/0x15b0
[18865.490628][T19513]      ip6_route_info_create+0xf18/0x17d0
[18865.490628][T19513]      addrconf_f6i_alloc+0x315/0x560
[18865.490628][T19513]      ipv6_add_addr+0x411/0x2000
[18865.490628][T19513]      inet6_addr_add+0x30e/0xa40
[18865.490628][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18865.490628][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18865.490628][T19513]      netlink_rcv_skb+0x130/0x360
[18865.490628][T19513]      netlink_unicast+0x449/0x710
[18865.490628][T19513]      netlink_sendmsg+0x723/0xbe0
[18865.490628][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18865.490628][T19513]      ___sys_sendmsg+0xee/0x170
[18865.490628][T19513]      __sys_sendmsg+0xcd/0x170
[18865.490628][T19513]      do_syscall_64+0xc6/0x1e0
[18865.490628][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18865.490628][T19513] 
[18865.492974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18865.492974][T19513]      netdev_get_by_index+0x5e/0x80
[18865.492974][T19513]      fib6_nh_init+0x3d8/0x15b0
[18865.492974][T19513]      ip6_route_info_create+0xf18/0x17d0
[18865.492974][T19513]      ip6_route_add+0x1c/0x140
[18865.492974][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18865.492974][T19513]      addrconf_add_dev+0xe2/0x170
[18865.492974][T19513]      inet6_addr_add+0x12f/0xa40
[18865.492974][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18865.492974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18865.492974][T19513]      netlink_rcv_skb+0x130/0x360
[18865.492974][T19513]      netlink_unicast+0x449/0x710
[18865.492974][T19513]      netlink_sendmsg+0x723/0xbe0
[18865.492974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18865.492974][T19513]      ___sys_sendmsg+0xee/0x170
[18865.492974][T19513]      __sys_sendmsg+0xcd/0x170
[18865.492974][T19513]      do_syscall_64+0xc6/0x1e0
[18865.492974][T19513] 
[18865.495193][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18865.495193][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18865.495193][T19513]      ipv6_find_idev+0x102/0x170
[18865.495193][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18865.495193][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18865.495193][T19513]      netlink_rcv_skb+0x130/0x360
[18865.495193][T19513]      netlink_unicast+0x449/0x710
[18865.495193][T19513]      netlink_sendmsg+0x723/0xbe0
[18865.495193][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18865.495193][T19513]      ___sys_sendmsg+0xee/0x170
[18865.495193][T19513]      __sys_sendmsg+0xcd/0x170
[18865.495193][T19513]      do_syscall_64+0xc6/0x1e0
[18865.495193][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18865.495193][T19513] 
[18865.496936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18865.496936][T19513]      neigh_parms_alloc+0x1e5/0x510
[18865.496936][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18865.496936][T19513]      ipv6_find_idev+0x102/0x170
[18865.496936][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18865.496936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18865.496936][T19513]      netlink_rcv_skb+0x130/0x360
[18865.496936][T19513]      netlink_unicast+0x449/0x710
[18865.496936][T19513]      netlink_sendmsg+0x723/0xbe0
[18865.496936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18865.496936][T19513]      ___sys_sendmsg+0xee/0x170
[18865.496936][T19513]      __sys_sendmsg+0xcd/0x170
[18865.496936][T19513]      do_syscall_64+0xc6/0x1e0
[18865.496936][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18865.496936][T19513] 
[18875.751199][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18875.752316][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18875.752316][T19513]      netdev_get_by_index+0x5e/0x80
[18875.752316][T19513]      fib6_nh_init+0x3d8/0x15b0
[18875.752316][T19513]      ip6_route_info_create+0xf18/0x17d0
[18875.752316][T19513]      ip6_route_add+0x1c/0x140
[18875.752316][T19513]      addrconf_prefix_route+0x2a6/0x430
[18875.752316][T19513]      inet6_addr_add+0x4f8/0xa40
[18875.752316][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18875.752316][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18875.752316][T19513]      netlink_rcv_skb+0x130/0x360
[18875.752316][T19513]      netlink_unicast+0x449/0x710
[18875.752316][T19513]      netlink_sendmsg+0x723/0xbe0
[18875.752316][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18875.752316][T19513]      ___sys_sendmsg+0xee/0x170
[18875.752316][T19513]      __sys_sendmsg+0xcd/0x170
[18875.752316][T19513]      do_syscall_64+0xc6/0x1e0
[18875.752316][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18875.752316][T19513] 
[18875.755251][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18875.755251][T19513]      netdev_get_by_index+0x5e/0x80
[18875.755251][T19513]      fib6_nh_init+0x3d8/0x15b0
[18875.755251][T19513]      ip6_route_info_create+0xf18/0x17d0
[18875.755251][T19513]      addrconf_f6i_alloc+0x315/0x560
[18875.755251][T19513]      ipv6_add_addr+0x411/0x2000
[18875.755251][T19513]      inet6_addr_add+0x30e/0xa40
[18875.755251][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18875.755251][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18875.755251][T19513]      netlink_rcv_skb+0x130/0x360
[18875.755251][T19513]      netlink_unicast+0x449/0x710
[18875.755251][T19513]      netlink_sendmsg+0x723/0xbe0
[18875.755251][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18875.755251][T19513]      ___sys_sendmsg+0xee/0x170
[18875.755251][T19513]      __sys_sendmsg+0xcd/0x170
[18875.755251][T19513]      do_syscall_64+0xc6/0x1e0
[18875.755251][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18875.755251][T19513] 
[18875.757547][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18875.757547][T19513]      netdev_get_by_index+0x5e/0x80
[18875.757547][T19513]      fib6_nh_init+0x3d8/0x15b0
[18875.757547][T19513]      ip6_route_info_create+0xf18/0x17d0
[18875.757547][T19513]      ip6_route_add+0x1c/0x140
[18875.757547][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18875.757547][T19513]      addrconf_add_dev+0xe2/0x170
[18875.757547][T19513]      inet6_addr_add+0x12f/0xa40
[18875.757547][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18875.757547][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18875.757547][T19513]      netlink_rcv_skb+0x130/0x360
[18875.757547][T19513]      netlink_unicast+0x449/0x710
[18875.757547][T19513]      netlink_sendmsg+0x723/0xbe0
[18875.757547][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18875.757547][T19513]      ___sys_sendmsg+0xee/0x170
[18875.757547][T19513]      __sys_sendmsg+0xcd/0x170
[18875.757547][T19513]      do_syscall_64+0xc6/0x1e0
[18875.757547][T19513] 
[18875.760425][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18875.760425][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18875.760425][T19513]      ipv6_find_idev+0x102/0x170
[18875.760425][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18875.760425][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18875.760425][T19513]      netlink_rcv_skb+0x130/0x360
[18875.760425][T19513]      netlink_unicast+0x449/0x710
[18875.760425][T19513]      netlink_sendmsg+0x723/0xbe0
[18875.760425][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18875.760425][T19513]      ___sys_sendmsg+0xee/0x170
[18875.760425][T19513]      __sys_sendmsg+0xcd/0x170
[18875.760425][T19513]      do_syscall_64+0xc6/0x1e0
[18875.760425][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18875.760425][T19513] 
[18875.762216][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18875.762216][T19513]      neigh_parms_alloc+0x1e5/0x510
[18875.762216][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18875.762216][T19513]      ipv6_find_idev+0x102/0x170
[18875.762216][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18875.762216][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18875.762216][T19513]      netlink_rcv_skb+0x130/0x360
[18875.762216][T19513]      netlink_unicast+0x449/0x710
[18875.762216][T19513]      netlink_sendmsg+0x723/0xbe0
[18875.762216][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18875.762216][T19513]      ___sys_sendmsg+0xee/0x170
[18875.762216][T19513]      __sys_sendmsg+0xcd/0x170
[18875.762216][T19513]      do_syscall_64+0xc6/0x1e0
[18875.762216][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18875.762216][T19513] 
[18885.839351][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18885.840471][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18885.840471][T19513]      netdev_get_by_index+0x5e/0x80
[18885.840471][T19513]      fib6_nh_init+0x3d8/0x15b0
[18885.840471][T19513]      ip6_route_info_create+0xf18/0x17d0
[18885.840471][T19513]      ip6_route_add+0x1c/0x140
[18885.840471][T19513]      addrconf_prefix_route+0x2a6/0x430
[18885.840471][T19513]      inet6_addr_add+0x4f8/0xa40
[18885.840471][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18885.840471][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18885.840471][T19513]      netlink_rcv_skb+0x130/0x360
[18885.840471][T19513]      netlink_unicast+0x449/0x710
[18885.840471][T19513]      netlink_sendmsg+0x723/0xbe0
[18885.840471][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18885.840471][T19513]      ___sys_sendmsg+0xee/0x170
[18885.840471][T19513]      __sys_sendmsg+0xcd/0x170
[18885.840471][T19513]      do_syscall_64+0xc6/0x1e0
[18885.840471][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18885.840471][T19513] 
[18885.842793][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18885.842793][T19513]      netdev_get_by_index+0x5e/0x80
[18885.842793][T19513]      fib6_nh_init+0x3d8/0x15b0
[18885.842793][T19513]      ip6_route_info_create+0xf18/0x17d0
[18885.842793][T19513]      addrconf_f6i_alloc+0x315/0x560
[18885.842793][T19513]      ipv6_add_addr+0x411/0x2000
[18885.842793][T19513]      inet6_addr_add+0x30e/0xa40
[18885.842793][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18885.842793][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18885.842793][T19513]      netlink_rcv_skb+0x130/0x360
[18885.842793][T19513]      netlink_unicast+0x449/0x710
[18885.842793][T19513]      netlink_sendmsg+0x723/0xbe0
[18885.842793][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18885.842793][T19513]      ___sys_sendmsg+0xee/0x170
[18885.842793][T19513]      __sys_sendmsg+0xcd/0x170
[18885.842793][T19513]      do_syscall_64+0xc6/0x1e0
[18885.842793][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18885.842793][T19513] 
[18885.845058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18885.845058][T19513]      netdev_get_by_index+0x5e/0x80
[18885.845058][T19513]      fib6_nh_init+0x3d8/0x15b0
[18885.845058][T19513]      ip6_route_info_create+0xf18/0x17d0
[18885.845058][T19513]      ip6_route_add+0x1c/0x140
[18885.845058][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18885.845058][T19513]      addrconf_add_dev+0xe2/0x170
[18885.845058][T19513]      inet6_addr_add+0x12f/0xa40
[18885.845058][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18885.845058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18885.845058][T19513]      netlink_rcv_skb+0x130/0x360
[18885.845058][T19513]      netlink_unicast+0x449/0x710
[18885.845058][T19513]      netlink_sendmsg+0x723/0xbe0
[18885.845058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18885.845058][T19513]      ___sys_sendmsg+0xee/0x170
[18885.845058][T19513]      __sys_sendmsg+0xcd/0x170
[18885.845058][T19513]      do_syscall_64+0xc6/0x1e0
[18885.845058][T19513] 
[18885.847261][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18885.847261][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18885.847261][T19513]      ipv6_find_idev+0x102/0x170
[18885.847261][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18885.847261][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18885.847261][T19513]      netlink_rcv_skb+0x130/0x360
[18885.847261][T19513]      netlink_unicast+0x449/0x710
[18885.847261][T19513]      netlink_sendmsg+0x723/0xbe0
[18885.847261][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18885.847261][T19513]      ___sys_sendmsg+0xee/0x170
[18885.847261][T19513]      __sys_sendmsg+0xcd/0x170
[18885.847261][T19513]      do_syscall_64+0xc6/0x1e0
[18885.847261][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18885.847261][T19513] 
[18885.848968][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18885.848968][T19513]      neigh_parms_alloc+0x1e5/0x510
[18885.848968][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18885.848968][T19513]      ipv6_find_idev+0x102/0x170
[18885.848968][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18885.848968][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18885.848968][T19513]      netlink_rcv_skb+0x130/0x360
[18885.848968][T19513]      netlink_unicast+0x449/0x710
[18885.848968][T19513]      netlink_sendmsg+0x723/0xbe0
[18885.848968][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18885.848968][T19513]      ___sys_sendmsg+0xee/0x170
[18885.848968][T19513]      __sys_sendmsg+0xcd/0x170
[18885.848968][T19513]      do_syscall_64+0xc6/0x1e0
[18885.848968][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18885.848968][T19513] 
[18896.095302][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18896.095808][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18896.095808][T19513]      netdev_get_by_index+0x5e/0x80
[18896.095808][T19513]      fib6_nh_init+0x3d8/0x15b0
[18896.095808][T19513]      ip6_route_info_create+0xf18/0x17d0
[18896.095808][T19513]      ip6_route_add+0x1c/0x140
[18896.095808][T19513]      addrconf_prefix_route+0x2a6/0x430
[18896.095808][T19513]      inet6_addr_add+0x4f8/0xa40
[18896.095808][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18896.095808][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18896.095808][T19513]      netlink_rcv_skb+0x130/0x360
[18896.095808][T19513]      netlink_unicast+0x449/0x710
[18896.095808][T19513]      netlink_sendmsg+0x723/0xbe0
[18896.095808][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18896.095808][T19513]      ___sys_sendmsg+0xee/0x170
[18896.095808][T19513]      __sys_sendmsg+0xcd/0x170
[18896.095808][T19513]      do_syscall_64+0xc6/0x1e0
[18896.095808][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18896.095808][T19513] 
[18896.098080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18896.098080][T19513]      netdev_get_by_index+0x5e/0x80
[18896.098080][T19513]      fib6_nh_init+0x3d8/0x15b0
[18896.098080][T19513]      ip6_route_info_create+0xf18/0x17d0
[18896.098080][T19513]      addrconf_f6i_alloc+0x315/0x560
[18896.098080][T19513]      ipv6_add_addr+0x411/0x2000
[18896.098080][T19513]      inet6_addr_add+0x30e/0xa40
[18896.098080][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18896.098080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18896.098080][T19513]      netlink_rcv_skb+0x130/0x360
[18896.098080][T19513]      netlink_unicast+0x449/0x710
[18896.098080][T19513]      netlink_sendmsg+0x723/0xbe0
[18896.098080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18896.098080][T19513]      ___sys_sendmsg+0xee/0x170
[18896.098080][T19513]      __sys_sendmsg+0xcd/0x170
[18896.098080][T19513]      do_syscall_64+0xc6/0x1e0
[18896.098080][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18896.098080][T19513] 
[18896.100263][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18896.100263][T19513]      netdev_get_by_index+0x5e/0x80
[18896.100263][T19513]      fib6_nh_init+0x3d8/0x15b0
[18896.100263][T19513]      ip6_route_info_create+0xf18/0x17d0
[18896.100263][T19513]      ip6_route_add+0x1c/0x140
[18896.100263][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18896.100263][T19513]      addrconf_add_dev+0xe2/0x170
[18896.100263][T19513]      inet6_addr_add+0x12f/0xa40
[18896.100263][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18896.100263][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18896.100263][T19513]      netlink_rcv_skb+0x130/0x360
[18896.100263][T19513]      netlink_unicast+0x449/0x710
[18896.100263][T19513]      netlink_sendmsg+0x723/0xbe0
[18896.100263][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18896.100263][T19513]      ___sys_sendmsg+0xee/0x170
[18896.100263][T19513]      __sys_sendmsg+0xcd/0x170
[18896.100263][T19513]      do_syscall_64+0xc6/0x1e0
[18896.100263][T19513] 
[18896.102512][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18896.102512][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18896.102512][T19513]      ipv6_find_idev+0x102/0x170
[18896.102512][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18896.102512][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18896.102512][T19513]      netlink_rcv_skb+0x130/0x360
[18896.102512][T19513]      netlink_unicast+0x449/0x710
[18896.102512][T19513]      netlink_sendmsg+0x723/0xbe0
[18896.102512][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18896.102512][T19513]      ___sys_sendmsg+0xee/0x170
[18896.102512][T19513]      __sys_sendmsg+0xcd/0x170
[18896.102512][T19513]      do_syscall_64+0xc6/0x1e0
[18896.102512][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18896.102512][T19513] 
[18896.104194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18896.104194][T19513]      neigh_parms_alloc+0x1e5/0x510
[18896.104194][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18896.104194][T19513]      ipv6_find_idev+0x102/0x170
[18896.104194][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18896.104194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18896.104194][T19513]      netlink_rcv_skb+0x130/0x360
[18896.104194][T19513]      netlink_unicast+0x449/0x710
[18896.104194][T19513]      netlink_sendmsg+0x723/0xbe0
[18896.104194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18896.104194][T19513]      ___sys_sendmsg+0xee/0x170
[18896.104194][T19513]      __sys_sendmsg+0xcd/0x170
[18896.104194][T19513]      do_syscall_64+0xc6/0x1e0
[18896.104194][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18896.104194][T19513] 
[18906.119236][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18906.119882][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18906.119882][T19513]      netdev_get_by_index+0x5e/0x80
[18906.119882][T19513]      fib6_nh_init+0x3d8/0x15b0
[18906.119882][T19513]      ip6_route_info_create+0xf18/0x17d0
[18906.119882][T19513]      ip6_route_add+0x1c/0x140
[18906.119882][T19513]      addrconf_prefix_route+0x2a6/0x430
[18906.119882][T19513]      inet6_addr_add+0x4f8/0xa40
[18906.119882][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18906.119882][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18906.119882][T19513]      netlink_rcv_skb+0x130/0x360
[18906.119882][T19513]      netlink_unicast+0x449/0x710
[18906.119882][T19513]      netlink_sendmsg+0x723/0xbe0
[18906.119882][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18906.119882][T19513]      ___sys_sendmsg+0xee/0x170
[18906.119882][T19513]      __sys_sendmsg+0xcd/0x170
[18906.119882][T19513]      do_syscall_64+0xc6/0x1e0
[18906.119882][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18906.119882][T19513] 
[18906.122263][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18906.122263][T19513]      netdev_get_by_index+0x5e/0x80
[18906.122263][T19513]      fib6_nh_init+0x3d8/0x15b0
[18906.122263][T19513]      ip6_route_info_create+0xf18/0x17d0
[18906.122263][T19513]      addrconf_f6i_alloc+0x315/0x560
[18906.122263][T19513]      ipv6_add_addr+0x411/0x2000
[18906.122263][T19513]      inet6_addr_add+0x30e/0xa40
[18906.122263][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18906.122263][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18906.122263][T19513]      netlink_rcv_skb+0x130/0x360
[18906.122263][T19513]      netlink_unicast+0x449/0x710
[18906.122263][T19513]      netlink_sendmsg+0x723/0xbe0
[18906.122263][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18906.122263][T19513]      ___sys_sendmsg+0xee/0x170
[18906.122263][T19513]      __sys_sendmsg+0xcd/0x170
[18906.122263][T19513]      do_syscall_64+0xc6/0x1e0
[18906.122263][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18906.122263][T19513] 
[18906.124542][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18906.124542][T19513]      netdev_get_by_index+0x5e/0x80
[18906.124542][T19513]      fib6_nh_init+0x3d8/0x15b0
[18906.124542][T19513]      ip6_route_info_create+0xf18/0x17d0
[18906.124542][T19513]      ip6_route_add+0x1c/0x140
[18906.124542][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18906.124542][T19513]      addrconf_add_dev+0xe2/0x170
[18906.124542][T19513]      inet6_addr_add+0x12f/0xa40
[18906.124542][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18906.124542][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18906.124542][T19513]      netlink_rcv_skb+0x130/0x360
[18906.124542][T19513]      netlink_unicast+0x449/0x710
[18906.124542][T19513]      netlink_sendmsg+0x723/0xbe0
[18906.124542][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18906.124542][T19513]      ___sys_sendmsg+0xee/0x170
[18906.124542][T19513]      __sys_sendmsg+0xcd/0x170
[18906.124542][T19513]      do_syscall_64+0xc6/0x1e0
[18906.124542][T19513] 
[18906.126797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18906.126797][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18906.126797][T19513]      ipv6_find_idev+0x102/0x170
[18906.126797][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18906.126797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18906.126797][T19513]      netlink_rcv_skb+0x130/0x360
[18906.126797][T19513]      netlink_unicast+0x449/0x710
[18906.126797][T19513]      netlink_sendmsg+0x723/0xbe0
[18906.126797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18906.126797][T19513]      ___sys_sendmsg+0xee/0x170
[18906.126797][T19513]      __sys_sendmsg+0xcd/0x170
[18906.126797][T19513]      do_syscall_64+0xc6/0x1e0
[18906.126797][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18906.126797][T19513] 
[18906.128519][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18906.128519][T19513]      neigh_parms_alloc+0x1e5/0x510
[18906.128519][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18906.128519][T19513]      ipv6_find_idev+0x102/0x170
[18906.128519][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18906.128519][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18906.128519][T19513]      netlink_rcv_skb+0x130/0x360
[18906.128519][T19513]      netlink_unicast+0x449/0x710
[18906.128519][T19513]      netlink_sendmsg+0x723/0xbe0
[18906.128519][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18906.128519][T19513]      ___sys_sendmsg+0xee/0x170
[18906.128519][T19513]      __sys_sendmsg+0xcd/0x170
[18906.128519][T19513]      do_syscall_64+0xc6/0x1e0
[18906.128519][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18906.128519][T19513] 
[18916.215136][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18916.215643][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18916.215643][T19513]      netdev_get_by_index+0x5e/0x80
[18916.215643][T19513]      fib6_nh_init+0x3d8/0x15b0
[18916.215643][T19513]      ip6_route_info_create+0xf18/0x17d0
[18916.215643][T19513]      ip6_route_add+0x1c/0x140
[18916.215643][T19513]      addrconf_prefix_route+0x2a6/0x430
[18916.215643][T19513]      inet6_addr_add+0x4f8/0xa40
[18916.215643][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18916.215643][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18916.215643][T19513]      netlink_rcv_skb+0x130/0x360
[18916.215643][T19513]      netlink_unicast+0x449/0x710
[18916.215643][T19513]      netlink_sendmsg+0x723/0xbe0
[18916.215643][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18916.215643][T19513]      ___sys_sendmsg+0xee/0x170
[18916.215643][T19513]      __sys_sendmsg+0xcd/0x170
[18916.215643][T19513]      do_syscall_64+0xc6/0x1e0
[18916.215643][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18916.215643][T19513] 
[18916.218006][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18916.218006][T19513]      netdev_get_by_index+0x5e/0x80
[18916.218006][T19513]      fib6_nh_init+0x3d8/0x15b0
[18916.218006][T19513]      ip6_route_info_create+0xf18/0x17d0
[18916.218006][T19513]      addrconf_f6i_alloc+0x315/0x560
[18916.218006][T19513]      ipv6_add_addr+0x411/0x2000
[18916.218006][T19513]      inet6_addr_add+0x30e/0xa40
[18916.218006][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18916.218006][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18916.218006][T19513]      netlink_rcv_skb+0x130/0x360
[18916.218006][T19513]      netlink_unicast+0x449/0x710
[18916.218006][T19513]      netlink_sendmsg+0x723/0xbe0
[18916.218006][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18916.218006][T19513]      ___sys_sendmsg+0xee/0x170
[18916.218006][T19513]      __sys_sendmsg+0xcd/0x170
[18916.218006][T19513]      do_syscall_64+0xc6/0x1e0
[18916.218006][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18916.218006][T19513] 
[18916.220307][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18916.220307][T19513]      netdev_get_by_index+0x5e/0x80
[18916.220307][T19513]      fib6_nh_init+0x3d8/0x15b0
[18916.220307][T19513]      ip6_route_info_create+0xf18/0x17d0
[18916.220307][T19513]      ip6_route_add+0x1c/0x140
[18916.220307][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18916.220307][T19513]      addrconf_add_dev+0xe2/0x170
[18916.220307][T19513]      inet6_addr_add+0x12f/0xa40
[18916.220307][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18916.220307][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18916.220307][T19513]      netlink_rcv_skb+0x130/0x360
[18916.220307][T19513]      netlink_unicast+0x449/0x710
[18916.220307][T19513]      netlink_sendmsg+0x723/0xbe0
[18916.220307][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18916.220307][T19513]      ___sys_sendmsg+0xee/0x170
[18916.220307][T19513]      __sys_sendmsg+0xcd/0x170
[18916.220307][T19513]      do_syscall_64+0xc6/0x1e0
[18916.220307][T19513] 
[18916.222598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18916.222598][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18916.222598][T19513]      ipv6_find_idev+0x102/0x170
[18916.222598][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18916.222598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18916.222598][T19513]      netlink_rcv_skb+0x130/0x360
[18916.222598][T19513]      netlink_unicast+0x449/0x710
[18916.222598][T19513]      netlink_sendmsg+0x723/0xbe0
[18916.222598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18916.222598][T19513]      ___sys_sendmsg+0xee/0x170
[18916.222598][T19513]      __sys_sendmsg+0xcd/0x170
[18916.222598][T19513]      do_syscall_64+0xc6/0x1e0
[18916.222598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18916.222598][T19513] 
[18916.224389][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18916.224389][T19513]      neigh_parms_alloc+0x1e5/0x510
[18916.224389][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18916.224389][T19513]      ipv6_find_idev+0x102/0x170
[18916.224389][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18916.224389][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18916.224389][T19513]      netlink_rcv_skb+0x130/0x360
[18916.224389][T19513]      netlink_unicast+0x449/0x710
[18916.224389][T19513]      netlink_sendmsg+0x723/0xbe0
[18916.224389][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18916.224389][T19513]      ___sys_sendmsg+0xee/0x170
[18916.224389][T19513]      __sys_sendmsg+0xcd/0x170
[18916.224389][T19513]      do_syscall_64+0xc6/0x1e0
[18916.224389][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18916.224389][T19513] 
[18926.471297][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18926.471808][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18926.471808][T19513]      netdev_get_by_index+0x5e/0x80
[18926.471808][T19513]      fib6_nh_init+0x3d8/0x15b0
[18926.471808][T19513]      ip6_route_info_create+0xf18/0x17d0
[18926.471808][T19513]      ip6_route_add+0x1c/0x140
[18926.471808][T19513]      addrconf_prefix_route+0x2a6/0x430
[18926.471808][T19513]      inet6_addr_add+0x4f8/0xa40
[18926.471808][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18926.471808][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18926.471808][T19513]      netlink_rcv_skb+0x130/0x360
[18926.471808][T19513]      netlink_unicast+0x449/0x710
[18926.471808][T19513]      netlink_sendmsg+0x723/0xbe0
[18926.471808][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18926.471808][T19513]      ___sys_sendmsg+0xee/0x170
[18926.471808][T19513]      __sys_sendmsg+0xcd/0x170
[18926.471808][T19513]      do_syscall_64+0xc6/0x1e0
[18926.471808][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18926.471808][T19513] 
[18926.474022][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18926.474022][T19513]      netdev_get_by_index+0x5e/0x80
[18926.474022][T19513]      fib6_nh_init+0x3d8/0x15b0
[18926.474022][T19513]      ip6_route_info_create+0xf18/0x17d0
[18926.474022][T19513]      addrconf_f6i_alloc+0x315/0x560
[18926.474022][T19513]      ipv6_add_addr+0x411/0x2000
[18926.474022][T19513]      inet6_addr_add+0x30e/0xa40
[18926.474022][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18926.474022][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18926.474022][T19513]      netlink_rcv_skb+0x130/0x360
[18926.474022][T19513]      netlink_unicast+0x449/0x710
[18926.474022][T19513]      netlink_sendmsg+0x723/0xbe0
[18926.474022][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18926.474022][T19513]      ___sys_sendmsg+0xee/0x170
[18926.474022][T19513]      __sys_sendmsg+0xcd/0x170
[18926.474022][T19513]      do_syscall_64+0xc6/0x1e0
[18926.474022][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18926.474022][T19513] 
[18926.476208][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18926.476208][T19513]      netdev_get_by_index+0x5e/0x80
[18926.476208][T19513]      fib6_nh_init+0x3d8/0x15b0
[18926.476208][T19513]      ip6_route_info_create+0xf18/0x17d0
[18926.476208][T19513]      ip6_route_add+0x1c/0x140
[18926.476208][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18926.476208][T19513]      addrconf_add_dev+0xe2/0x170
[18926.476208][T19513]      inet6_addr_add+0x12f/0xa40
[18926.476208][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18926.476208][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18926.476208][T19513]      netlink_rcv_skb+0x130/0x360
[18926.476208][T19513]      netlink_unicast+0x449/0x710
[18926.476208][T19513]      netlink_sendmsg+0x723/0xbe0
[18926.476208][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18926.476208][T19513]      ___sys_sendmsg+0xee/0x170
[18926.476208][T19513]      __sys_sendmsg+0xcd/0x170
[18926.476208][T19513]      do_syscall_64+0xc6/0x1e0
[18926.476208][T19513] 
[18926.478330][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18926.478330][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18926.478330][T19513]      ipv6_find_idev+0x102/0x170
[18926.478330][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18926.478330][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18926.478330][T19513]      netlink_rcv_skb+0x130/0x360
[18926.478330][T19513]      netlink_unicast+0x449/0x710
[18926.478330][T19513]      netlink_sendmsg+0x723/0xbe0
[18926.478330][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18926.478330][T19513]      ___sys_sendmsg+0xee/0x170
[18926.478330][T19513]      __sys_sendmsg+0xcd/0x170
[18926.478330][T19513]      do_syscall_64+0xc6/0x1e0
[18926.478330][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18926.478330][T19513] 
[18926.480036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18926.480036][T19513]      neigh_parms_alloc+0x1e5/0x510
[18926.480036][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18926.480036][T19513]      ipv6_find_idev+0x102/0x170
[18926.480036][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18926.480036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18926.480036][T19513]      netlink_rcv_skb+0x130/0x360
[18926.480036][T19513]      netlink_unicast+0x449/0x710
[18926.480036][T19513]      netlink_sendmsg+0x723/0xbe0
[18926.480036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18926.480036][T19513]      ___sys_sendmsg+0xee/0x170
[18926.480036][T19513]      __sys_sendmsg+0xcd/0x170
[18926.480036][T19513]      do_syscall_64+0xc6/0x1e0
[18926.480036][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18926.480036][T19513] 
[18936.727184][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18936.727793][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18936.727793][T19513]      netdev_get_by_index+0x5e/0x80
[18936.727793][T19513]      fib6_nh_init+0x3d8/0x15b0
[18936.727793][T19513]      ip6_route_info_create+0xf18/0x17d0
[18936.727793][T19513]      ip6_route_add+0x1c/0x140
[18936.727793][T19513]      addrconf_prefix_route+0x2a6/0x430
[18936.727793][T19513]      inet6_addr_add+0x4f8/0xa40
[18936.727793][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18936.727793][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18936.727793][T19513]      netlink_rcv_skb+0x130/0x360
[18936.727793][T19513]      netlink_unicast+0x449/0x710
[18936.727793][T19513]      netlink_sendmsg+0x723/0xbe0
[18936.727793][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18936.727793][T19513]      ___sys_sendmsg+0xee/0x170
[18936.727793][T19513]      __sys_sendmsg+0xcd/0x170
[18936.727793][T19513]      do_syscall_64+0xc6/0x1e0
[18936.727793][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18936.727793][T19513] 
[18936.730063][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18936.730063][T19513]      netdev_get_by_index+0x5e/0x80
[18936.730063][T19513]      fib6_nh_init+0x3d8/0x15b0
[18936.730063][T19513]      ip6_route_info_create+0xf18/0x17d0
[18936.730063][T19513]      addrconf_f6i_alloc+0x315/0x560
[18936.730063][T19513]      ipv6_add_addr+0x411/0x2000
[18936.730063][T19513]      inet6_addr_add+0x30e/0xa40
[18936.730063][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18936.730063][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18936.730063][T19513]      netlink_rcv_skb+0x130/0x360
[18936.730063][T19513]      netlink_unicast+0x449/0x710
[18936.730063][T19513]      netlink_sendmsg+0x723/0xbe0
[18936.730063][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18936.730063][T19513]      ___sys_sendmsg+0xee/0x170
[18936.730063][T19513]      __sys_sendmsg+0xcd/0x170
[18936.730063][T19513]      do_syscall_64+0xc6/0x1e0
[18936.730063][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18936.730063][T19513] 
[18936.732265][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18936.732265][T19513]      netdev_get_by_index+0x5e/0x80
[18936.732265][T19513]      fib6_nh_init+0x3d8/0x15b0
[18936.732265][T19513]      ip6_route_info_create+0xf18/0x17d0
[18936.732265][T19513]      ip6_route_add+0x1c/0x140
[18936.732265][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18936.732265][T19513]      addrconf_add_dev+0xe2/0x170
[18936.732265][T19513]      inet6_addr_add+0x12f/0xa40
[18936.732265][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18936.732265][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18936.732265][T19513]      netlink_rcv_skb+0x130/0x360
[18936.732265][T19513]      netlink_unicast+0x449/0x710
[18936.732265][T19513]      netlink_sendmsg+0x723/0xbe0
[18936.732265][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18936.732265][T19513]      ___sys_sendmsg+0xee/0x170
[18936.732265][T19513]      __sys_sendmsg+0xcd/0x170
[18936.732265][T19513]      do_syscall_64+0xc6/0x1e0
[18936.732265][T19513] 
[18936.734419][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18936.734419][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18936.734419][T19513]      ipv6_find_idev+0x102/0x170
[18936.734419][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18936.734419][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18936.734419][T19513]      netlink_rcv_skb+0x130/0x360
[18936.734419][T19513]      netlink_unicast+0x449/0x710
[18936.734419][T19513]      netlink_sendmsg+0x723/0xbe0
[18936.734419][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18936.734419][T19513]      ___sys_sendmsg+0xee/0x170
[18936.734419][T19513]      __sys_sendmsg+0xcd/0x170
[18936.734419][T19513]      do_syscall_64+0xc6/0x1e0
[18936.734419][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18936.734419][T19513] 
[18936.736105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18936.736105][T19513]      neigh_parms_alloc+0x1e5/0x510
[18936.736105][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18936.736105][T19513]      ipv6_find_idev+0x102/0x170
[18936.736105][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18936.736105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18936.736105][T19513]      netlink_rcv_skb+0x130/0x360
[18936.736105][T19513]      netlink_unicast+0x449/0x710
[18936.736105][T19513]      netlink_sendmsg+0x723/0xbe0
[18936.736105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18936.736105][T19513]      ___sys_sendmsg+0xee/0x170
[18936.736105][T19513]      __sys_sendmsg+0xcd/0x170
[18936.736105][T19513]      do_syscall_64+0xc6/0x1e0
[18936.736105][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18936.736105][T19513] 
[18946.983128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18946.983610][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18946.983610][T19513]      netdev_get_by_index+0x5e/0x80
[18946.983610][T19513]      fib6_nh_init+0x3d8/0x15b0
[18946.983610][T19513]      ip6_route_info_create+0xf18/0x17d0
[18946.983610][T19513]      ip6_route_add+0x1c/0x140
[18946.983610][T19513]      addrconf_prefix_route+0x2a6/0x430
[18946.983610][T19513]      inet6_addr_add+0x4f8/0xa40
[18946.983610][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18946.983610][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18946.983610][T19513]      netlink_rcv_skb+0x130/0x360
[18946.983610][T19513]      netlink_unicast+0x449/0x710
[18946.983610][T19513]      netlink_sendmsg+0x723/0xbe0
[18946.983610][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18946.983610][T19513]      ___sys_sendmsg+0xee/0x170
[18946.983610][T19513]      __sys_sendmsg+0xcd/0x170
[18946.983610][T19513]      do_syscall_64+0xc6/0x1e0
[18946.983610][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18946.983610][T19513] 
[18946.985821][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18946.985821][T19513]      netdev_get_by_index+0x5e/0x80
[18946.985821][T19513]      fib6_nh_init+0x3d8/0x15b0
[18946.985821][T19513]      ip6_route_info_create+0xf18/0x17d0
[18946.985821][T19513]      addrconf_f6i_alloc+0x315/0x560
[18946.985821][T19513]      ipv6_add_addr+0x411/0x2000
[18946.985821][T19513]      inet6_addr_add+0x30e/0xa40
[18946.985821][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18946.985821][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18946.985821][T19513]      netlink_rcv_skb+0x130/0x360
[18946.985821][T19513]      netlink_unicast+0x449/0x710
[18946.985821][T19513]      netlink_sendmsg+0x723/0xbe0
[18946.985821][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18946.985821][T19513]      ___sys_sendmsg+0xee/0x170
[18946.985821][T19513]      __sys_sendmsg+0xcd/0x170
[18946.985821][T19513]      do_syscall_64+0xc6/0x1e0
[18946.985821][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18946.985821][T19513] 
[18946.988028][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18946.988028][T19513]      netdev_get_by_index+0x5e/0x80
[18946.988028][T19513]      fib6_nh_init+0x3d8/0x15b0
[18946.988028][T19513]      ip6_route_info_create+0xf18/0x17d0
[18946.988028][T19513]      ip6_route_add+0x1c/0x140
[18946.988028][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18946.988028][T19513]      addrconf_add_dev+0xe2/0x170
[18946.988028][T19513]      inet6_addr_add+0x12f/0xa40
[18946.988028][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18946.988028][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18946.988028][T19513]      netlink_rcv_skb+0x130/0x360
[18946.988028][T19513]      netlink_unicast+0x449/0x710
[18946.988028][T19513]      netlink_sendmsg+0x723/0xbe0
[18946.988028][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18946.988028][T19513]      ___sys_sendmsg+0xee/0x170
[18946.988028][T19513]      __sys_sendmsg+0xcd/0x170
[18946.988028][T19513]      do_syscall_64+0xc6/0x1e0
[18946.988028][T19513] 
[18946.990201][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18946.990201][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18946.990201][T19513]      ipv6_find_idev+0x102/0x170
[18946.990201][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18946.990201][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18946.990201][T19513]      netlink_rcv_skb+0x130/0x360
[18946.990201][T19513]      netlink_unicast+0x449/0x710
[18946.990201][T19513]      netlink_sendmsg+0x723/0xbe0
[18946.990201][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18946.990201][T19513]      ___sys_sendmsg+0xee/0x170
[18946.990201][T19513]      __sys_sendmsg+0xcd/0x170
[18946.990201][T19513]      do_syscall_64+0xc6/0x1e0
[18946.990201][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18946.990201][T19513] 
[18946.991912][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18946.991912][T19513]      neigh_parms_alloc+0x1e5/0x510
[18946.991912][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18946.991912][T19513]      ipv6_find_idev+0x102/0x170
[18946.991912][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18946.991912][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18946.991912][T19513]      netlink_rcv_skb+0x130/0x360
[18946.991912][T19513]      netlink_unicast+0x449/0x710
[18946.991912][T19513]      netlink_sendmsg+0x723/0xbe0
[18946.991912][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18946.991912][T19513]      ___sys_sendmsg+0xee/0x170
[18946.991912][T19513]      __sys_sendmsg+0xcd/0x170
[18946.991912][T19513]      do_syscall_64+0xc6/0x1e0
[18946.991912][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18946.991912][T19513] 
[18957.247208][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18957.247848][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18957.247848][T19513]      netdev_get_by_index+0x5e/0x80
[18957.247848][T19513]      fib6_nh_init+0x3d8/0x15b0
[18957.247848][T19513]      ip6_route_info_create+0xf18/0x17d0
[18957.247848][T19513]      ip6_route_add+0x1c/0x140
[18957.247848][T19513]      addrconf_prefix_route+0x2a6/0x430
[18957.247848][T19513]      inet6_addr_add+0x4f8/0xa40
[18957.247848][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18957.247848][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18957.247848][T19513]      netlink_rcv_skb+0x130/0x360
[18957.247848][T19513]      netlink_unicast+0x449/0x710
[18957.247848][T19513]      netlink_sendmsg+0x723/0xbe0
[18957.247848][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18957.247848][T19513]      ___sys_sendmsg+0xee/0x170
[18957.247848][T19513]      __sys_sendmsg+0xcd/0x170
[18957.247848][T19513]      do_syscall_64+0xc6/0x1e0
[18957.247848][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18957.247848][T19513] 
[18957.250093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18957.250093][T19513]      netdev_get_by_index+0x5e/0x80
[18957.250093][T19513]      fib6_nh_init+0x3d8/0x15b0
[18957.250093][T19513]      ip6_route_info_create+0xf18/0x17d0
[18957.250093][T19513]      addrconf_f6i_alloc+0x315/0x560
[18957.250093][T19513]      ipv6_add_addr+0x411/0x2000
[18957.250093][T19513]      inet6_addr_add+0x30e/0xa40
[18957.250093][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18957.250093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18957.250093][T19513]      netlink_rcv_skb+0x130/0x360
[18957.250093][T19513]      netlink_unicast+0x449/0x710
[18957.250093][T19513]      netlink_sendmsg+0x723/0xbe0
[18957.250093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18957.250093][T19513]      ___sys_sendmsg+0xee/0x170
[18957.250093][T19513]      __sys_sendmsg+0xcd/0x170
[18957.250093][T19513]      do_syscall_64+0xc6/0x1e0
[18957.250093][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18957.250093][T19513] 
[18957.252345][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18957.252345][T19513]      netdev_get_by_index+0x5e/0x80
[18957.252345][T19513]      fib6_nh_init+0x3d8/0x15b0
[18957.252345][T19513]      ip6_route_info_create+0xf18/0x17d0
[18957.252345][T19513]      ip6_route_add+0x1c/0x140
[18957.252345][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18957.252345][T19513]      addrconf_add_dev+0xe2/0x170
[18957.252345][T19513]      inet6_addr_add+0x12f/0xa40
[18957.252345][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18957.252345][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18957.252345][T19513]      netlink_rcv_skb+0x130/0x360
[18957.252345][T19513]      netlink_unicast+0x449/0x710
[18957.252345][T19513]      netlink_sendmsg+0x723/0xbe0
[18957.252345][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18957.252345][T19513]      ___sys_sendmsg+0xee/0x170
[18957.252345][T19513]      __sys_sendmsg+0xcd/0x170
[18957.252345][T19513]      do_syscall_64+0xc6/0x1e0
[18957.252345][T19513] 
[18957.254483][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18957.254483][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18957.254483][T19513]      ipv6_find_idev+0x102/0x170
[18957.254483][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18957.254483][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18957.254483][T19513]      netlink_rcv_skb+0x130/0x360
[18957.254483][T19513]      netlink_unicast+0x449/0x710
[18957.254483][T19513]      netlink_sendmsg+0x723/0xbe0
[18957.254483][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18957.254483][T19513]      ___sys_sendmsg+0xee/0x170
[18957.254483][T19513]      __sys_sendmsg+0xcd/0x170
[18957.254483][T19513]      do_syscall_64+0xc6/0x1e0
[18957.254483][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18957.254483][T19513] 
[18957.256249][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18957.256249][T19513]      neigh_parms_alloc+0x1e5/0x510
[18957.256249][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18957.256249][T19513]      ipv6_find_idev+0x102/0x170
[18957.256249][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18957.256249][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18957.256249][T19513]      netlink_rcv_skb+0x130/0x360
[18957.256249][T19513]      netlink_unicast+0x449/0x710
[18957.256249][T19513]      netlink_sendmsg+0x723/0xbe0
[18957.256249][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18957.256249][T19513]      ___sys_sendmsg+0xee/0x170
[18957.256249][T19513]      __sys_sendmsg+0xcd/0x170
[18957.256249][T19513]      do_syscall_64+0xc6/0x1e0
[18957.256249][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18957.256249][T19513] 
[18967.511212][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18967.511764][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18967.511764][T19513]      netdev_get_by_index+0x5e/0x80
[18967.511764][T19513]      fib6_nh_init+0x3d8/0x15b0
[18967.511764][T19513]      ip6_route_info_create+0xf18/0x17d0
[18967.511764][T19513]      ip6_route_add+0x1c/0x140
[18967.511764][T19513]      addrconf_prefix_route+0x2a6/0x430
[18967.511764][T19513]      inet6_addr_add+0x4f8/0xa40
[18967.511764][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18967.511764][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18967.511764][T19513]      netlink_rcv_skb+0x130/0x360
[18967.511764][T19513]      netlink_unicast+0x449/0x710
[18967.511764][T19513]      netlink_sendmsg+0x723/0xbe0
[18967.511764][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18967.511764][T19513]      ___sys_sendmsg+0xee/0x170
[18967.511764][T19513]      __sys_sendmsg+0xcd/0x170
[18967.511764][T19513]      do_syscall_64+0xc6/0x1e0
[18967.511764][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18967.511764][T19513] 
[18967.514059][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18967.514059][T19513]      netdev_get_by_index+0x5e/0x80
[18967.514059][T19513]      fib6_nh_init+0x3d8/0x15b0
[18967.514059][T19513]      ip6_route_info_create+0xf18/0x17d0
[18967.514059][T19513]      addrconf_f6i_alloc+0x315/0x560
[18967.514059][T19513]      ipv6_add_addr+0x411/0x2000
[18967.514059][T19513]      inet6_addr_add+0x30e/0xa40
[18967.514059][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18967.514059][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18967.514059][T19513]      netlink_rcv_skb+0x130/0x360
[18967.514059][T19513]      netlink_unicast+0x449/0x710
[18967.514059][T19513]      netlink_sendmsg+0x723/0xbe0
[18967.514059][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18967.514059][T19513]      ___sys_sendmsg+0xee/0x170
[18967.514059][T19513]      __sys_sendmsg+0xcd/0x170
[18967.514059][T19513]      do_syscall_64+0xc6/0x1e0
[18967.514059][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18967.514059][T19513] 
[18967.516344][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18967.516344][T19513]      netdev_get_by_index+0x5e/0x80
[18967.516344][T19513]      fib6_nh_init+0x3d8/0x15b0
[18967.516344][T19513]      ip6_route_info_create+0xf18/0x17d0
[18967.516344][T19513]      ip6_route_add+0x1c/0x140
[18967.516344][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18967.516344][T19513]      addrconf_add_dev+0xe2/0x170
[18967.516344][T19513]      inet6_addr_add+0x12f/0xa40
[18967.516344][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18967.516344][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18967.516344][T19513]      netlink_rcv_skb+0x130/0x360
[18967.516344][T19513]      netlink_unicast+0x449/0x710
[18967.516344][T19513]      netlink_sendmsg+0x723/0xbe0
[18967.516344][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18967.516344][T19513]      ___sys_sendmsg+0xee/0x170
[18967.516344][T19513]      __sys_sendmsg+0xcd/0x170
[18967.516344][T19513]      do_syscall_64+0xc6/0x1e0
[18967.516344][T19513] 
[18967.518594][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18967.518594][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18967.518594][T19513]      ipv6_find_idev+0x102/0x170
[18967.518594][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18967.518594][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18967.518594][T19513]      netlink_rcv_skb+0x130/0x360
[18967.518594][T19513]      netlink_unicast+0x449/0x710
[18967.518594][T19513]      netlink_sendmsg+0x723/0xbe0
[18967.518594][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18967.518594][T19513]      ___sys_sendmsg+0xee/0x170
[18967.518594][T19513]      __sys_sendmsg+0xcd/0x170
[18967.518594][T19513]      do_syscall_64+0xc6/0x1e0
[18967.518594][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18967.518594][T19513] 
[18967.520359][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18967.520359][T19513]      neigh_parms_alloc+0x1e5/0x510
[18967.520359][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18967.520359][T19513]      ipv6_find_idev+0x102/0x170
[18967.520359][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18967.520359][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18967.520359][T19513]      netlink_rcv_skb+0x130/0x360
[18967.520359][T19513]      netlink_unicast+0x449/0x710
[18967.520359][T19513]      netlink_sendmsg+0x723/0xbe0
[18967.520359][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18967.520359][T19513]      ___sys_sendmsg+0xee/0x170
[18967.520359][T19513]      __sys_sendmsg+0xcd/0x170
[18967.520359][T19513]      do_syscall_64+0xc6/0x1e0
[18967.520359][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18967.520359][T19513] 
[18977.775250][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18977.775755][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18977.775755][T19513]      netdev_get_by_index+0x5e/0x80
[18977.775755][T19513]      fib6_nh_init+0x3d8/0x15b0
[18977.775755][T19513]      ip6_route_info_create+0xf18/0x17d0
[18977.775755][T19513]      ip6_route_add+0x1c/0x140
[18977.775755][T19513]      addrconf_prefix_route+0x2a6/0x430
[18977.775755][T19513]      inet6_addr_add+0x4f8/0xa40
[18977.775755][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18977.775755][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18977.775755][T19513]      netlink_rcv_skb+0x130/0x360
[18977.775755][T19513]      netlink_unicast+0x449/0x710
[18977.775755][T19513]      netlink_sendmsg+0x723/0xbe0
[18977.775755][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18977.775755][T19513]      ___sys_sendmsg+0xee/0x170
[18977.775755][T19513]      __sys_sendmsg+0xcd/0x170
[18977.775755][T19513]      do_syscall_64+0xc6/0x1e0
[18977.775755][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18977.775755][T19513] 
[18977.778021][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18977.778021][T19513]      netdev_get_by_index+0x5e/0x80
[18977.778021][T19513]      fib6_nh_init+0x3d8/0x15b0
[18977.778021][T19513]      ip6_route_info_create+0xf18/0x17d0
[18977.778021][T19513]      addrconf_f6i_alloc+0x315/0x560
[18977.778021][T19513]      ipv6_add_addr+0x411/0x2000
[18977.778021][T19513]      inet6_addr_add+0x30e/0xa40
[18977.778021][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18977.778021][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18977.778021][T19513]      netlink_rcv_skb+0x130/0x360
[18977.778021][T19513]      netlink_unicast+0x449/0x710
[18977.778021][T19513]      netlink_sendmsg+0x723/0xbe0
[18977.778021][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18977.778021][T19513]      ___sys_sendmsg+0xee/0x170
[18977.778021][T19513]      __sys_sendmsg+0xcd/0x170
[18977.778021][T19513]      do_syscall_64+0xc6/0x1e0
[18977.778021][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18977.778021][T19513] 
[18977.780354][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18977.780354][T19513]      netdev_get_by_index+0x5e/0x80
[18977.780354][T19513]      fib6_nh_init+0x3d8/0x15b0
[18977.780354][T19513]      ip6_route_info_create+0xf18/0x17d0
[18977.780354][T19513]      ip6_route_add+0x1c/0x140
[18977.780354][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18977.780354][T19513]      addrconf_add_dev+0xe2/0x170
[18977.780354][T19513]      inet6_addr_add+0x12f/0xa40
[18977.780354][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18977.780354][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18977.780354][T19513]      netlink_rcv_skb+0x130/0x360
[18977.780354][T19513]      netlink_unicast+0x449/0x710
[18977.780354][T19513]      netlink_sendmsg+0x723/0xbe0
[18977.780354][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18977.780354][T19513]      ___sys_sendmsg+0xee/0x170
[18977.780354][T19513]      __sys_sendmsg+0xcd/0x170
[18977.780354][T19513]      do_syscall_64+0xc6/0x1e0
[18977.780354][T19513] 
[18977.782624][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18977.782624][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18977.782624][T19513]      ipv6_find_idev+0x102/0x170
[18977.782624][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18977.782624][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18977.782624][T19513]      netlink_rcv_skb+0x130/0x360
[18977.782624][T19513]      netlink_unicast+0x449/0x710
[18977.782624][T19513]      netlink_sendmsg+0x723/0xbe0
[18977.782624][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18977.782624][T19513]      ___sys_sendmsg+0xee/0x170
[18977.782624][T19513]      __sys_sendmsg+0xcd/0x170
[18977.782624][T19513]      do_syscall_64+0xc6/0x1e0
[18977.782624][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18977.782624][T19513] 
[18977.784387][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18977.784387][T19513]      neigh_parms_alloc+0x1e5/0x510
[18977.784387][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18977.784387][T19513]      ipv6_find_idev+0x102/0x170
[18977.784387][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18977.784387][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18977.784387][T19513]      netlink_rcv_skb+0x130/0x360
[18977.784387][T19513]      netlink_unicast+0x449/0x710
[18977.784387][T19513]      netlink_sendmsg+0x723/0xbe0
[18977.784387][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18977.784387][T19513]      ___sys_sendmsg+0xee/0x170
[18977.784387][T19513]      __sys_sendmsg+0xcd/0x170
[18977.784387][T19513]      do_syscall_64+0xc6/0x1e0
[18977.784387][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18977.784387][T19513] 
[18988.039198][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18988.040297][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18988.040297][T19513]      netdev_get_by_index+0x5e/0x80
[18988.040297][T19513]      fib6_nh_init+0x3d8/0x15b0
[18988.040297][T19513]      ip6_route_info_create+0xf18/0x17d0
[18988.040297][T19513]      ip6_route_add+0x1c/0x140
[18988.040297][T19513]      addrconf_prefix_route+0x2a6/0x430
[18988.040297][T19513]      inet6_addr_add+0x4f8/0xa40
[18988.040297][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18988.040297][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18988.040297][T19513]      netlink_rcv_skb+0x130/0x360
[18988.040297][T19513]      netlink_unicast+0x449/0x710
[18988.040297][T19513]      netlink_sendmsg+0x723/0xbe0
[18988.040297][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18988.040297][T19513]      ___sys_sendmsg+0xee/0x170
[18988.040297][T19513]      __sys_sendmsg+0xcd/0x170
[18988.040297][T19513]      do_syscall_64+0xc6/0x1e0
[18988.040297][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18988.040297][T19513] 
[18988.042592][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18988.042592][T19513]      netdev_get_by_index+0x5e/0x80
[18988.042592][T19513]      fib6_nh_init+0x3d8/0x15b0
[18988.042592][T19513]      ip6_route_info_create+0xf18/0x17d0
[18988.042592][T19513]      addrconf_f6i_alloc+0x315/0x560
[18988.042592][T19513]      ipv6_add_addr+0x411/0x2000
[18988.042592][T19513]      inet6_addr_add+0x30e/0xa40
[18988.042592][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18988.042592][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18988.042592][T19513]      netlink_rcv_skb+0x130/0x360
[18988.042592][T19513]      netlink_unicast+0x449/0x710
[18988.042592][T19513]      netlink_sendmsg+0x723/0xbe0
[18988.042592][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18988.042592][T19513]      ___sys_sendmsg+0xee/0x170
[18988.042592][T19513]      __sys_sendmsg+0xcd/0x170
[18988.042592][T19513]      do_syscall_64+0xc6/0x1e0
[18988.042592][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18988.042592][T19513] 
[18988.044792][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18988.044792][T19513]      netdev_get_by_index+0x5e/0x80
[18988.044792][T19513]      fib6_nh_init+0x3d8/0x15b0
[18988.044792][T19513]      ip6_route_info_create+0xf18/0x17d0
[18988.044792][T19513]      ip6_route_add+0x1c/0x140
[18988.044792][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18988.044792][T19513]      addrconf_add_dev+0xe2/0x170
[18988.044792][T19513]      inet6_addr_add+0x12f/0xa40
[18988.044792][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18988.044792][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18988.044792][T19513]      netlink_rcv_skb+0x130/0x360
[18988.044792][T19513]      netlink_unicast+0x449/0x710
[18988.044792][T19513]      netlink_sendmsg+0x723/0xbe0
[18988.044792][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18988.044792][T19513]      ___sys_sendmsg+0xee/0x170
[18988.044792][T19513]      __sys_sendmsg+0xcd/0x170
[18988.044792][T19513]      do_syscall_64+0xc6/0x1e0
[18988.044792][T19513] 
[18988.046941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18988.046941][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18988.046941][T19513]      ipv6_find_idev+0x102/0x170
[18988.046941][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18988.046941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18988.046941][T19513]      netlink_rcv_skb+0x130/0x360
[18988.046941][T19513]      netlink_unicast+0x449/0x710
[18988.046941][T19513]      netlink_sendmsg+0x723/0xbe0
[18988.046941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18988.046941][T19513]      ___sys_sendmsg+0xee/0x170
[18988.046941][T19513]      __sys_sendmsg+0xcd/0x170
[18988.046941][T19513]      do_syscall_64+0xc6/0x1e0
[18988.046941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18988.046941][T19513] 
[18988.048626][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18988.048626][T19513]      neigh_parms_alloc+0x1e5/0x510
[18988.048626][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18988.048626][T19513]      ipv6_find_idev+0x102/0x170
[18988.048626][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18988.048626][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18988.048626][T19513]      netlink_rcv_skb+0x130/0x360
[18988.048626][T19513]      netlink_unicast+0x449/0x710
[18988.048626][T19513]      netlink_sendmsg+0x723/0xbe0
[18988.048626][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18988.048626][T19513]      ___sys_sendmsg+0xee/0x170
[18988.048626][T19513]      __sys_sendmsg+0xcd/0x170
[18988.048626][T19513]      do_syscall_64+0xc6/0x1e0
[18988.048626][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18988.048626][T19513] 
[18998.303245][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[18998.303792][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18998.303792][T19513]      netdev_get_by_index+0x5e/0x80
[18998.303792][T19513]      fib6_nh_init+0x3d8/0x15b0
[18998.303792][T19513]      ip6_route_info_create+0xf18/0x17d0
[18998.303792][T19513]      ip6_route_add+0x1c/0x140
[18998.303792][T19513]      addrconf_prefix_route+0x2a6/0x430
[18998.303792][T19513]      inet6_addr_add+0x4f8/0xa40
[18998.303792][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18998.303792][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18998.303792][T19513]      netlink_rcv_skb+0x130/0x360
[18998.303792][T19513]      netlink_unicast+0x449/0x710
[18998.303792][T19513]      netlink_sendmsg+0x723/0xbe0
[18998.303792][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18998.303792][T19513]      ___sys_sendmsg+0xee/0x170
[18998.303792][T19513]      __sys_sendmsg+0xcd/0x170
[18998.303792][T19513]      do_syscall_64+0xc6/0x1e0
[18998.303792][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18998.303792][T19513] 
[18998.306120][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18998.306120][T19513]      netdev_get_by_index+0x5e/0x80
[18998.306120][T19513]      fib6_nh_init+0x3d8/0x15b0
[18998.306120][T19513]      ip6_route_info_create+0xf18/0x17d0
[18998.306120][T19513]      addrconf_f6i_alloc+0x315/0x560
[18998.306120][T19513]      ipv6_add_addr+0x411/0x2000
[18998.306120][T19513]      inet6_addr_add+0x30e/0xa40
[18998.306120][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18998.306120][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18998.306120][T19513]      netlink_rcv_skb+0x130/0x360
[18998.306120][T19513]      netlink_unicast+0x449/0x710
[18998.306120][T19513]      netlink_sendmsg+0x723/0xbe0
[18998.306120][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18998.306120][T19513]      ___sys_sendmsg+0xee/0x170
[18998.306120][T19513]      __sys_sendmsg+0xcd/0x170
[18998.306120][T19513]      do_syscall_64+0xc6/0x1e0
[18998.306120][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18998.306120][T19513] 
[18998.308332][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18998.308332][T19513]      netdev_get_by_index+0x5e/0x80
[18998.308332][T19513]      fib6_nh_init+0x3d8/0x15b0
[18998.308332][T19513]      ip6_route_info_create+0xf18/0x17d0
[18998.308332][T19513]      ip6_route_add+0x1c/0x140
[18998.308332][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[18998.308332][T19513]      addrconf_add_dev+0xe2/0x170
[18998.308332][T19513]      inet6_addr_add+0x12f/0xa40
[18998.308332][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[18998.308332][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18998.308332][T19513]      netlink_rcv_skb+0x130/0x360
[18998.308332][T19513]      netlink_unicast+0x449/0x710
[18998.308332][T19513]      netlink_sendmsg+0x723/0xbe0
[18998.308332][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18998.308332][T19513]      ___sys_sendmsg+0xee/0x170
[18998.308332][T19513]      __sys_sendmsg+0xcd/0x170
[18998.308332][T19513]      do_syscall_64+0xc6/0x1e0
[18998.308332][T19513] 
[18998.310518][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18998.310518][T19513]      ipv6_add_dev+0x3b9/0x11c0
[18998.310518][T19513]      ipv6_find_idev+0x102/0x170
[18998.310518][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18998.310518][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18998.310518][T19513]      netlink_rcv_skb+0x130/0x360
[18998.310518][T19513]      netlink_unicast+0x449/0x710
[18998.310518][T19513]      netlink_sendmsg+0x723/0xbe0
[18998.310518][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18998.310518][T19513]      ___sys_sendmsg+0xee/0x170
[18998.310518][T19513]      __sys_sendmsg+0xcd/0x170
[18998.310518][T19513]      do_syscall_64+0xc6/0x1e0
[18998.310518][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18998.310518][T19513] 
[18998.312208][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[18998.312208][T19513]      neigh_parms_alloc+0x1e5/0x510
[18998.312208][T19513]      ipv6_add_dev+0x2fd/0x11c0
[18998.312208][T19513]      ipv6_find_idev+0x102/0x170
[18998.312208][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[18998.312208][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[18998.312208][T19513]      netlink_rcv_skb+0x130/0x360
[18998.312208][T19513]      netlink_unicast+0x449/0x710
[18998.312208][T19513]      netlink_sendmsg+0x723/0xbe0
[18998.312208][T19513]      ____sys_sendmsg+0x7b2/0xa10
[18998.312208][T19513]      ___sys_sendmsg+0xee/0x170
[18998.312208][T19513]      __sys_sendmsg+0xcd/0x170
[18998.312208][T19513]      do_syscall_64+0xc6/0x1e0
[18998.312208][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[18998.312208][T19513] 
[19008.559348][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19008.560553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19008.560553][T19513]      netdev_get_by_index+0x5e/0x80
[19008.560553][T19513]      fib6_nh_init+0x3d8/0x15b0
[19008.560553][T19513]      ip6_route_info_create+0xf18/0x17d0
[19008.560553][T19513]      ip6_route_add+0x1c/0x140
[19008.560553][T19513]      addrconf_prefix_route+0x2a6/0x430
[19008.560553][T19513]      inet6_addr_add+0x4f8/0xa40
[19008.560553][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19008.560553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19008.560553][T19513]      netlink_rcv_skb+0x130/0x360
[19008.560553][T19513]      netlink_unicast+0x449/0x710
[19008.560553][T19513]      netlink_sendmsg+0x723/0xbe0
[19008.560553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19008.560553][T19513]      ___sys_sendmsg+0xee/0x170
[19008.560553][T19513]      __sys_sendmsg+0xcd/0x170
[19008.560553][T19513]      do_syscall_64+0xc6/0x1e0
[19008.560553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19008.560553][T19513] 
[19008.563517][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19008.563517][T19513]      netdev_get_by_index+0x5e/0x80
[19008.563517][T19513]      fib6_nh_init+0x3d8/0x15b0
[19008.563517][T19513]      ip6_route_info_create+0xf18/0x17d0
[19008.563517][T19513]      addrconf_f6i_alloc+0x315/0x560
[19008.563517][T19513]      ipv6_add_addr+0x411/0x2000
[19008.563517][T19513]      inet6_addr_add+0x30e/0xa40
[19008.563517][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19008.563517][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19008.563517][T19513]      netlink_rcv_skb+0x130/0x360
[19008.563517][T19513]      netlink_unicast+0x449/0x710
[19008.563517][T19513]      netlink_sendmsg+0x723/0xbe0
[19008.563517][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19008.563517][T19513]      ___sys_sendmsg+0xee/0x170
[19008.563517][T19513]      __sys_sendmsg+0xcd/0x170
[19008.563517][T19513]      do_syscall_64+0xc6/0x1e0
[19008.563517][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19008.563517][T19513] 
[19008.565835][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19008.565835][T19513]      netdev_get_by_index+0x5e/0x80
[19008.565835][T19513]      fib6_nh_init+0x3d8/0x15b0
[19008.565835][T19513]      ip6_route_info_create+0xf18/0x17d0
[19008.565835][T19513]      ip6_route_add+0x1c/0x140
[19008.565835][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19008.565835][T19513]      addrconf_add_dev+0xe2/0x170
[19008.565835][T19513]      inet6_addr_add+0x12f/0xa40
[19008.565835][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19008.565835][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19008.565835][T19513]      netlink_rcv_skb+0x130/0x360
[19008.565835][T19513]      netlink_unicast+0x449/0x710
[19008.565835][T19513]      netlink_sendmsg+0x723/0xbe0
[19008.565835][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19008.565835][T19513]      ___sys_sendmsg+0xee/0x170
[19008.565835][T19513]      __sys_sendmsg+0xcd/0x170
[19008.565835][T19513]      do_syscall_64+0xc6/0x1e0
[19008.565835][T19513] 
[19008.568058][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19008.568058][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19008.568058][T19513]      ipv6_find_idev+0x102/0x170
[19008.568058][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19008.568058][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19008.568058][T19513]      netlink_rcv_skb+0x130/0x360
[19008.568058][T19513]      netlink_unicast+0x449/0x710
[19008.568058][T19513]      netlink_sendmsg+0x723/0xbe0
[19008.568058][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19008.568058][T19513]      ___sys_sendmsg+0xee/0x170
[19008.568058][T19513]      __sys_sendmsg+0xcd/0x170
[19008.568058][T19513]      do_syscall_64+0xc6/0x1e0
[19008.568058][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19008.568058][T19513] 
[19008.570520][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19008.570520][T19513]      neigh_parms_alloc+0x1e5/0x510
[19008.570520][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19008.570520][T19513]      ipv6_find_idev+0x102/0x170
[19008.570520][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19008.570520][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19008.570520][T19513]      netlink_rcv_skb+0x130/0x360
[19008.570520][T19513]      netlink_unicast+0x449/0x710
[19008.570520][T19513]      netlink_sendmsg+0x723/0xbe0
[19008.570520][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19008.570520][T19513]      ___sys_sendmsg+0xee/0x170
[19008.570520][T19513]      __sys_sendmsg+0xcd/0x170
[19008.570520][T19513]      do_syscall_64+0xc6/0x1e0
[19008.570520][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19008.570520][T19513] 
[19018.799247][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19018.800318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19018.800318][T19513]      netdev_get_by_index+0x5e/0x80
[19018.800318][T19513]      fib6_nh_init+0x3d8/0x15b0
[19018.800318][T19513]      ip6_route_info_create+0xf18/0x17d0
[19018.800318][T19513]      ip6_route_add+0x1c/0x140
[19018.800318][T19513]      addrconf_prefix_route+0x2a6/0x430
[19018.800318][T19513]      inet6_addr_add+0x4f8/0xa40
[19018.800318][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19018.800318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19018.800318][T19513]      netlink_rcv_skb+0x130/0x360
[19018.800318][T19513]      netlink_unicast+0x449/0x710
[19018.800318][T19513]      netlink_sendmsg+0x723/0xbe0
[19018.800318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19018.800318][T19513]      ___sys_sendmsg+0xee/0x170
[19018.800318][T19513]      __sys_sendmsg+0xcd/0x170
[19018.800318][T19513]      do_syscall_64+0xc6/0x1e0
[19018.800318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19018.800318][T19513] 
[19018.802553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19018.802553][T19513]      netdev_get_by_index+0x5e/0x80
[19018.802553][T19513]      fib6_nh_init+0x3d8/0x15b0
[19018.802553][T19513]      ip6_route_info_create+0xf18/0x17d0
[19018.802553][T19513]      addrconf_f6i_alloc+0x315/0x560
[19018.802553][T19513]      ipv6_add_addr+0x411/0x2000
[19018.802553][T19513]      inet6_addr_add+0x30e/0xa40
[19018.802553][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19018.802553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19018.802553][T19513]      netlink_rcv_skb+0x130/0x360
[19018.802553][T19513]      netlink_unicast+0x449/0x710
[19018.802553][T19513]      netlink_sendmsg+0x723/0xbe0
[19018.802553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19018.802553][T19513]      ___sys_sendmsg+0xee/0x170
[19018.802553][T19513]      __sys_sendmsg+0xcd/0x170
[19018.802553][T19513]      do_syscall_64+0xc6/0x1e0
[19018.802553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19018.802553][T19513] 
[19018.804736][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19018.804736][T19513]      netdev_get_by_index+0x5e/0x80
[19018.804736][T19513]      fib6_nh_init+0x3d8/0x15b0
[19018.804736][T19513]      ip6_route_info_create+0xf18/0x17d0
[19018.804736][T19513]      ip6_route_add+0x1c/0x140
[19018.804736][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19018.804736][T19513]      addrconf_add_dev+0xe2/0x170
[19018.804736][T19513]      inet6_addr_add+0x12f/0xa40
[19018.804736][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19018.804736][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19018.804736][T19513]      netlink_rcv_skb+0x130/0x360
[19018.804736][T19513]      netlink_unicast+0x449/0x710
[19018.804736][T19513]      netlink_sendmsg+0x723/0xbe0
[19018.804736][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19018.804736][T19513]      ___sys_sendmsg+0xee/0x170
[19018.804736][T19513]      __sys_sendmsg+0xcd/0x170
[19018.804736][T19513]      do_syscall_64+0xc6/0x1e0
[19018.804736][T19513] 
[19018.806898][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19018.806898][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19018.806898][T19513]      ipv6_find_idev+0x102/0x170
[19018.806898][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19018.806898][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19018.806898][T19513]      netlink_rcv_skb+0x130/0x360
[19018.806898][T19513]      netlink_unicast+0x449/0x710
[19018.806898][T19513]      netlink_sendmsg+0x723/0xbe0
[19018.806898][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19018.806898][T19513]      ___sys_sendmsg+0xee/0x170
[19018.806898][T19513]      __sys_sendmsg+0xcd/0x170
[19018.806898][T19513]      do_syscall_64+0xc6/0x1e0
[19018.806898][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19018.806898][T19513] 
[19018.808986][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19018.808986][T19513]      neigh_parms_alloc+0x1e5/0x510
[19018.808986][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19018.808986][T19513]      ipv6_find_idev+0x102/0x170
[19018.808986][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19018.808986][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19018.808986][T19513]      netlink_rcv_skb+0x130/0x360
[19018.808986][T19513]      netlink_unicast+0x449/0x710
[19018.808986][T19513]      netlink_sendmsg+0x723/0xbe0
[19018.808986][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19018.808986][T19513]      ___sys_sendmsg+0xee/0x170
[19018.808986][T19513]      __sys_sendmsg+0xcd/0x170
[19018.808986][T19513]      do_syscall_64+0xc6/0x1e0
[19018.808986][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19018.808986][T19513] 
[19029.047241][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19029.048389][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19029.048389][T19513]      netdev_get_by_index+0x5e/0x80
[19029.048389][T19513]      fib6_nh_init+0x3d8/0x15b0
[19029.048389][T19513]      ip6_route_info_create+0xf18/0x17d0
[19029.048389][T19513]      ip6_route_add+0x1c/0x140
[19029.048389][T19513]      addrconf_prefix_route+0x2a6/0x430
[19029.048389][T19513]      inet6_addr_add+0x4f8/0xa40
[19029.048389][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19029.048389][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19029.048389][T19513]      netlink_rcv_skb+0x130/0x360
[19029.048389][T19513]      netlink_unicast+0x449/0x710
[19029.048389][T19513]      netlink_sendmsg+0x723/0xbe0
[19029.048389][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19029.048389][T19513]      ___sys_sendmsg+0xee/0x170
[19029.048389][T19513]      __sys_sendmsg+0xcd/0x170
[19029.048389][T19513]      do_syscall_64+0xc6/0x1e0
[19029.048389][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19029.048389][T19513] 
[19029.050715][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19029.050715][T19513]      netdev_get_by_index+0x5e/0x80
[19029.050715][T19513]      fib6_nh_init+0x3d8/0x15b0
[19029.050715][T19513]      ip6_route_info_create+0xf18/0x17d0
[19029.050715][T19513]      addrconf_f6i_alloc+0x315/0x560
[19029.050715][T19513]      ipv6_add_addr+0x411/0x2000
[19029.050715][T19513]      inet6_addr_add+0x30e/0xa40
[19029.050715][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19029.050715][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19029.050715][T19513]      netlink_rcv_skb+0x130/0x360
[19029.050715][T19513]      netlink_unicast+0x449/0x710
[19029.050715][T19513]      netlink_sendmsg+0x723/0xbe0
[19029.050715][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19029.050715][T19513]      ___sys_sendmsg+0xee/0x170
[19029.050715][T19513]      __sys_sendmsg+0xcd/0x170
[19029.050715][T19513]      do_syscall_64+0xc6/0x1e0
[19029.050715][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19029.050715][T19513] 
[19029.052889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19029.052889][T19513]      netdev_get_by_index+0x5e/0x80
[19029.052889][T19513]      fib6_nh_init+0x3d8/0x15b0
[19029.052889][T19513]      ip6_route_info_create+0xf18/0x17d0
[19029.052889][T19513]      ip6_route_add+0x1c/0x140
[19029.052889][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19029.052889][T19513]      addrconf_add_dev+0xe2/0x170
[19029.052889][T19513]      inet6_addr_add+0x12f/0xa40
[19029.052889][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19029.052889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19029.052889][T19513]      netlink_rcv_skb+0x130/0x360
[19029.052889][T19513]      netlink_unicast+0x449/0x710
[19029.052889][T19513]      netlink_sendmsg+0x723/0xbe0
[19029.052889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19029.052889][T19513]      ___sys_sendmsg+0xee/0x170
[19029.052889][T19513]      __sys_sendmsg+0xcd/0x170
[19029.052889][T19513]      do_syscall_64+0xc6/0x1e0
[19029.052889][T19513] 
[19029.055149][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19029.055149][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19029.055149][T19513]      ipv6_find_idev+0x102/0x170
[19029.055149][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19029.055149][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19029.055149][T19513]      netlink_rcv_skb+0x130/0x360
[19029.055149][T19513]      netlink_unicast+0x449/0x710
[19029.055149][T19513]      netlink_sendmsg+0x723/0xbe0
[19029.055149][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19029.055149][T19513]      ___sys_sendmsg+0xee/0x170
[19029.055149][T19513]      __sys_sendmsg+0xcd/0x170
[19029.055149][T19513]      do_syscall_64+0xc6/0x1e0
[19029.055149][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19029.055149][T19513] 
[19029.056873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19029.056873][T19513]      neigh_parms_alloc+0x1e5/0x510
[19029.056873][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19029.056873][T19513]      ipv6_find_idev+0x102/0x170
[19029.056873][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19029.056873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19029.056873][T19513]      netlink_rcv_skb+0x130/0x360
[19029.056873][T19513]      netlink_unicast+0x449/0x710
[19029.056873][T19513]      netlink_sendmsg+0x723/0xbe0
[19029.056873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19029.056873][T19513]      ___sys_sendmsg+0xee/0x170
[19029.056873][T19513]      __sys_sendmsg+0xcd/0x170
[19029.056873][T19513]      do_syscall_64+0xc6/0x1e0
[19029.056873][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19029.056873][T19513] 
[19039.295204][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19039.295805][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19039.295805][T19513]      netdev_get_by_index+0x5e/0x80
[19039.295805][T19513]      fib6_nh_init+0x3d8/0x15b0
[19039.295805][T19513]      ip6_route_info_create+0xf18/0x17d0
[19039.295805][T19513]      ip6_route_add+0x1c/0x140
[19039.295805][T19513]      addrconf_prefix_route+0x2a6/0x430
[19039.295805][T19513]      inet6_addr_add+0x4f8/0xa40
[19039.295805][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19039.295805][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19039.295805][T19513]      netlink_rcv_skb+0x130/0x360
[19039.295805][T19513]      netlink_unicast+0x449/0x710
[19039.295805][T19513]      netlink_sendmsg+0x723/0xbe0
[19039.295805][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19039.295805][T19513]      ___sys_sendmsg+0xee/0x170
[19039.295805][T19513]      __sys_sendmsg+0xcd/0x170
[19039.295805][T19513]      do_syscall_64+0xc6/0x1e0
[19039.295805][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19039.295805][T19513] 
[19039.297932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19039.297932][T19513]      netdev_get_by_index+0x5e/0x80
[19039.297932][T19513]      fib6_nh_init+0x3d8/0x15b0
[19039.297932][T19513]      ip6_route_info_create+0xf18/0x17d0
[19039.297932][T19513]      addrconf_f6i_alloc+0x315/0x560
[19039.297932][T19513]      ipv6_add_addr+0x411/0x2000
[19039.297932][T19513]      inet6_addr_add+0x30e/0xa40
[19039.297932][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19039.297932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19039.297932][T19513]      netlink_rcv_skb+0x130/0x360
[19039.297932][T19513]      netlink_unicast+0x449/0x710
[19039.297932][T19513]      netlink_sendmsg+0x723/0xbe0
[19039.297932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19039.297932][T19513]      ___sys_sendmsg+0xee/0x170
[19039.297932][T19513]      __sys_sendmsg+0xcd/0x170
[19039.297932][T19513]      do_syscall_64+0xc6/0x1e0
[19039.297932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19039.297932][T19513] 
[19039.300070][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19039.300070][T19513]      netdev_get_by_index+0x5e/0x80
[19039.300070][T19513]      fib6_nh_init+0x3d8/0x15b0
[19039.300070][T19513]      ip6_route_info_create+0xf18/0x17d0
[19039.300070][T19513]      ip6_route_add+0x1c/0x140
[19039.300070][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19039.300070][T19513]      addrconf_add_dev+0xe2/0x170
[19039.300070][T19513]      inet6_addr_add+0x12f/0xa40
[19039.300070][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19039.300070][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19039.300070][T19513]      netlink_rcv_skb+0x130/0x360
[19039.300070][T19513]      netlink_unicast+0x449/0x710
[19039.300070][T19513]      netlink_sendmsg+0x723/0xbe0
[19039.300070][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19039.300070][T19513]      ___sys_sendmsg+0xee/0x170
[19039.300070][T19513]      __sys_sendmsg+0xcd/0x170
[19039.300070][T19513]      do_syscall_64+0xc6/0x1e0
[19039.300070][T19513] 
[19039.302225][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19039.302225][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19039.302225][T19513]      ipv6_find_idev+0x102/0x170
[19039.302225][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19039.302225][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19039.302225][T19513]      netlink_rcv_skb+0x130/0x360
[19039.302225][T19513]      netlink_unicast+0x449/0x710
[19039.302225][T19513]      netlink_sendmsg+0x723/0xbe0
[19039.302225][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19039.302225][T19513]      ___sys_sendmsg+0xee/0x170
[19039.302225][T19513]      __sys_sendmsg+0xcd/0x170
[19039.302225][T19513]      do_syscall_64+0xc6/0x1e0
[19039.302225][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19039.302225][T19513] 
[19039.303904][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19039.303904][T19513]      neigh_parms_alloc+0x1e5/0x510
[19039.303904][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19039.303904][T19513]      ipv6_find_idev+0x102/0x170
[19039.303904][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19039.303904][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19039.303904][T19513]      netlink_rcv_skb+0x130/0x360
[19039.303904][T19513]      netlink_unicast+0x449/0x710
[19039.303904][T19513]      netlink_sendmsg+0x723/0xbe0
[19039.303904][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19039.303904][T19513]      ___sys_sendmsg+0xee/0x170
[19039.303904][T19513]      __sys_sendmsg+0xcd/0x170
[19039.303904][T19513]      do_syscall_64+0xc6/0x1e0
[19039.303904][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19039.303904][T19513] 
[19049.543214][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19049.543847][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19049.543847][T19513]      netdev_get_by_index+0x5e/0x80
[19049.543847][T19513]      fib6_nh_init+0x3d8/0x15b0
[19049.543847][T19513]      ip6_route_info_create+0xf18/0x17d0
[19049.543847][T19513]      ip6_route_add+0x1c/0x140
[19049.543847][T19513]      addrconf_prefix_route+0x2a6/0x430
[19049.543847][T19513]      inet6_addr_add+0x4f8/0xa40
[19049.543847][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19049.543847][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19049.543847][T19513]      netlink_rcv_skb+0x130/0x360
[19049.543847][T19513]      netlink_unicast+0x449/0x710
[19049.543847][T19513]      netlink_sendmsg+0x723/0xbe0
[19049.543847][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19049.543847][T19513]      ___sys_sendmsg+0xee/0x170
[19049.543847][T19513]      __sys_sendmsg+0xcd/0x170
[19049.543847][T19513]      do_syscall_64+0xc6/0x1e0
[19049.543847][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19049.543847][T19513] 
[19049.546097][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19049.546097][T19513]      netdev_get_by_index+0x5e/0x80
[19049.546097][T19513]      fib6_nh_init+0x3d8/0x15b0
[19049.546097][T19513]      ip6_route_info_create+0xf18/0x17d0
[19049.546097][T19513]      addrconf_f6i_alloc+0x315/0x560
[19049.546097][T19513]      ipv6_add_addr+0x411/0x2000
[19049.546097][T19513]      inet6_addr_add+0x30e/0xa40
[19049.546097][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19049.546097][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19049.546097][T19513]      netlink_rcv_skb+0x130/0x360
[19049.546097][T19513]      netlink_unicast+0x449/0x710
[19049.546097][T19513]      netlink_sendmsg+0x723/0xbe0
[19049.546097][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19049.546097][T19513]      ___sys_sendmsg+0xee/0x170
[19049.546097][T19513]      __sys_sendmsg+0xcd/0x170
[19049.546097][T19513]      do_syscall_64+0xc6/0x1e0
[19049.546097][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19049.546097][T19513] 
[19049.548334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19049.548334][T19513]      netdev_get_by_index+0x5e/0x80
[19049.548334][T19513]      fib6_nh_init+0x3d8/0x15b0
[19049.548334][T19513]      ip6_route_info_create+0xf18/0x17d0
[19049.548334][T19513]      ip6_route_add+0x1c/0x140
[19049.548334][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19049.548334][T19513]      addrconf_add_dev+0xe2/0x170
[19049.548334][T19513]      inet6_addr_add+0x12f/0xa40
[19049.548334][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19049.548334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19049.548334][T19513]      netlink_rcv_skb+0x130/0x360
[19049.548334][T19513]      netlink_unicast+0x449/0x710
[19049.548334][T19513]      netlink_sendmsg+0x723/0xbe0
[19049.548334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19049.548334][T19513]      ___sys_sendmsg+0xee/0x170
[19049.548334][T19513]      __sys_sendmsg+0xcd/0x170
[19049.548334][T19513]      do_syscall_64+0xc6/0x1e0
[19049.548334][T19513] 
[19049.550542][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19049.550542][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19049.550542][T19513]      ipv6_find_idev+0x102/0x170
[19049.550542][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19049.550542][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19049.550542][T19513]      netlink_rcv_skb+0x130/0x360
[19049.550542][T19513]      netlink_unicast+0x449/0x710
[19049.550542][T19513]      netlink_sendmsg+0x723/0xbe0
[19049.550542][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19049.550542][T19513]      ___sys_sendmsg+0xee/0x170
[19049.550542][T19513]      __sys_sendmsg+0xcd/0x170
[19049.550542][T19513]      do_syscall_64+0xc6/0x1e0
[19049.550542][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19049.550542][T19513] 
[19049.552251][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19049.552251][T19513]      neigh_parms_alloc+0x1e5/0x510
[19049.552251][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19049.552251][T19513]      ipv6_find_idev+0x102/0x170
[19049.552251][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19049.552251][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19049.552251][T19513]      netlink_rcv_skb+0x130/0x360
[19049.552251][T19513]      netlink_unicast+0x449/0x710
[19049.552251][T19513]      netlink_sendmsg+0x723/0xbe0
[19049.552251][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19049.552251][T19513]      ___sys_sendmsg+0xee/0x170
[19049.552251][T19513]      __sys_sendmsg+0xcd/0x170
[19049.552251][T19513]      do_syscall_64+0xc6/0x1e0
[19049.552251][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19049.552251][T19513] 
[19059.559197][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19059.559750][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19059.559750][T19513]      netdev_get_by_index+0x5e/0x80
[19059.559750][T19513]      fib6_nh_init+0x3d8/0x15b0
[19059.559750][T19513]      ip6_route_info_create+0xf18/0x17d0
[19059.559750][T19513]      ip6_route_add+0x1c/0x140
[19059.559750][T19513]      addrconf_prefix_route+0x2a6/0x430
[19059.559750][T19513]      inet6_addr_add+0x4f8/0xa40
[19059.559750][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19059.559750][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19059.559750][T19513]      netlink_rcv_skb+0x130/0x360
[19059.559750][T19513]      netlink_unicast+0x449/0x710
[19059.559750][T19513]      netlink_sendmsg+0x723/0xbe0
[19059.559750][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19059.559750][T19513]      ___sys_sendmsg+0xee/0x170
[19059.559750][T19513]      __sys_sendmsg+0xcd/0x170
[19059.559750][T19513]      do_syscall_64+0xc6/0x1e0
[19059.559750][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19059.559750][T19513] 
[19059.561958][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19059.561958][T19513]      netdev_get_by_index+0x5e/0x80
[19059.561958][T19513]      fib6_nh_init+0x3d8/0x15b0
[19059.561958][T19513]      ip6_route_info_create+0xf18/0x17d0
[19059.561958][T19513]      addrconf_f6i_alloc+0x315/0x560
[19059.561958][T19513]      ipv6_add_addr+0x411/0x2000
[19059.561958][T19513]      inet6_addr_add+0x30e/0xa40
[19059.561958][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19059.561958][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19059.561958][T19513]      netlink_rcv_skb+0x130/0x360
[19059.561958][T19513]      netlink_unicast+0x449/0x710
[19059.561958][T19513]      netlink_sendmsg+0x723/0xbe0
[19059.561958][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19059.561958][T19513]      ___sys_sendmsg+0xee/0x170
[19059.561958][T19513]      __sys_sendmsg+0xcd/0x170
[19059.561958][T19513]      do_syscall_64+0xc6/0x1e0
[19059.561958][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19059.561958][T19513] 
[19059.564121][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19059.564121][T19513]      netdev_get_by_index+0x5e/0x80
[19059.564121][T19513]      fib6_nh_init+0x3d8/0x15b0
[19059.564121][T19513]      ip6_route_info_create+0xf18/0x17d0
[19059.564121][T19513]      ip6_route_add+0x1c/0x140
[19059.564121][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19059.564121][T19513]      addrconf_add_dev+0xe2/0x170
[19059.564121][T19513]      inet6_addr_add+0x12f/0xa40
[19059.564121][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19059.564121][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19059.564121][T19513]      netlink_rcv_skb+0x130/0x360
[19059.564121][T19513]      netlink_unicast+0x449/0x710
[19059.564121][T19513]      netlink_sendmsg+0x723/0xbe0
[19059.564121][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19059.564121][T19513]      ___sys_sendmsg+0xee/0x170
[19059.564121][T19513]      __sys_sendmsg+0xcd/0x170
[19059.564121][T19513]      do_syscall_64+0xc6/0x1e0
[19059.564121][T19513] 
[19059.566252][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19059.566252][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19059.566252][T19513]      ipv6_find_idev+0x102/0x170
[19059.566252][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19059.566252][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19059.566252][T19513]      netlink_rcv_skb+0x130/0x360
[19059.566252][T19513]      netlink_unicast+0x449/0x710
[19059.566252][T19513]      netlink_sendmsg+0x723/0xbe0
[19059.566252][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19059.566252][T19513]      ___sys_sendmsg+0xee/0x170
[19059.566252][T19513]      __sys_sendmsg+0xcd/0x170
[19059.566252][T19513]      do_syscall_64+0xc6/0x1e0
[19059.566252][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19059.566252][T19513] 
[19059.567913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19059.567913][T19513]      neigh_parms_alloc+0x1e5/0x510
[19059.567913][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19059.567913][T19513]      ipv6_find_idev+0x102/0x170
[19059.567913][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19059.567913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19059.567913][T19513]      netlink_rcv_skb+0x130/0x360
[19059.567913][T19513]      netlink_unicast+0x449/0x710
[19059.567913][T19513]      netlink_sendmsg+0x723/0xbe0
[19059.567913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19059.567913][T19513]      ___sys_sendmsg+0xee/0x170
[19059.567913][T19513]      __sys_sendmsg+0xcd/0x170
[19059.567913][T19513]      do_syscall_64+0xc6/0x1e0
[19059.567913][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19059.567913][T19513] 
[19069.671102][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19069.671564][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19069.671564][T19513]      netdev_get_by_index+0x5e/0x80
[19069.671564][T19513]      fib6_nh_init+0x3d8/0x15b0
[19069.671564][T19513]      ip6_route_info_create+0xf18/0x17d0
[19069.671564][T19513]      ip6_route_add+0x1c/0x140
[19069.671564][T19513]      addrconf_prefix_route+0x2a6/0x430
[19069.671564][T19513]      inet6_addr_add+0x4f8/0xa40
[19069.671564][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19069.671564][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19069.671564][T19513]      netlink_rcv_skb+0x130/0x360
[19069.671564][T19513]      netlink_unicast+0x449/0x710
[19069.671564][T19513]      netlink_sendmsg+0x723/0xbe0
[19069.671564][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19069.671564][T19513]      ___sys_sendmsg+0xee/0x170
[19069.671564][T19513]      __sys_sendmsg+0xcd/0x170
[19069.671564][T19513]      do_syscall_64+0xc6/0x1e0
[19069.671564][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19069.671564][T19513] 
[19069.673866][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19069.673866][T19513]      netdev_get_by_index+0x5e/0x80
[19069.673866][T19513]      fib6_nh_init+0x3d8/0x15b0
[19069.673866][T19513]      ip6_route_info_create+0xf18/0x17d0
[19069.673866][T19513]      addrconf_f6i_alloc+0x315/0x560
[19069.673866][T19513]      ipv6_add_addr+0x411/0x2000
[19069.673866][T19513]      inet6_addr_add+0x30e/0xa40
[19069.673866][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19069.673866][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19069.673866][T19513]      netlink_rcv_skb+0x130/0x360
[19069.673866][T19513]      netlink_unicast+0x449/0x710
[19069.673866][T19513]      netlink_sendmsg+0x723/0xbe0
[19069.673866][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19069.673866][T19513]      ___sys_sendmsg+0xee/0x170
[19069.673866][T19513]      __sys_sendmsg+0xcd/0x170
[19069.673866][T19513]      do_syscall_64+0xc6/0x1e0
[19069.673866][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19069.673866][T19513] 
[19069.676075][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19069.676075][T19513]      netdev_get_by_index+0x5e/0x80
[19069.676075][T19513]      fib6_nh_init+0x3d8/0x15b0
[19069.676075][T19513]      ip6_route_info_create+0xf18/0x17d0
[19069.676075][T19513]      ip6_route_add+0x1c/0x140
[19069.676075][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19069.676075][T19513]      addrconf_add_dev+0xe2/0x170
[19069.676075][T19513]      inet6_addr_add+0x12f/0xa40
[19069.676075][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19069.676075][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19069.676075][T19513]      netlink_rcv_skb+0x130/0x360
[19069.676075][T19513]      netlink_unicast+0x449/0x710
[19069.676075][T19513]      netlink_sendmsg+0x723/0xbe0
[19069.676075][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19069.676075][T19513]      ___sys_sendmsg+0xee/0x170
[19069.676075][T19513]      __sys_sendmsg+0xcd/0x170
[19069.676075][T19513]      do_syscall_64+0xc6/0x1e0
[19069.676075][T19513] 
[19069.678252][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19069.678252][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19069.678252][T19513]      ipv6_find_idev+0x102/0x170
[19069.678252][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19069.678252][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19069.678252][T19513]      netlink_rcv_skb+0x130/0x360
[19069.678252][T19513]      netlink_unicast+0x449/0x710
[19069.678252][T19513]      netlink_sendmsg+0x723/0xbe0
[19069.678252][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19069.678252][T19513]      ___sys_sendmsg+0xee/0x170
[19069.678252][T19513]      __sys_sendmsg+0xcd/0x170
[19069.678252][T19513]      do_syscall_64+0xc6/0x1e0
[19069.678252][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19069.678252][T19513] 
[19069.679964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19069.679964][T19513]      neigh_parms_alloc+0x1e5/0x510
[19069.679964][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19069.679964][T19513]      ipv6_find_idev+0x102/0x170
[19069.679964][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19069.679964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19069.679964][T19513]      netlink_rcv_skb+0x130/0x360
[19069.679964][T19513]      netlink_unicast+0x449/0x710
[19069.679964][T19513]      netlink_sendmsg+0x723/0xbe0
[19069.679964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19069.679964][T19513]      ___sys_sendmsg+0xee/0x170
[19069.679964][T19513]      __sys_sendmsg+0xcd/0x170
[19069.679964][T19513]      do_syscall_64+0xc6/0x1e0
[19069.679964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19069.679964][T19513] 
[19079.919134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19079.919591][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19079.919591][T19513]      netdev_get_by_index+0x5e/0x80
[19079.919591][T19513]      fib6_nh_init+0x3d8/0x15b0
[19079.919591][T19513]      ip6_route_info_create+0xf18/0x17d0
[19079.919591][T19513]      ip6_route_add+0x1c/0x140
[19079.919591][T19513]      addrconf_prefix_route+0x2a6/0x430
[19079.919591][T19513]      inet6_addr_add+0x4f8/0xa40
[19079.919591][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19079.919591][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19079.919591][T19513]      netlink_rcv_skb+0x130/0x360
[19079.919591][T19513]      netlink_unicast+0x449/0x710
[19079.919591][T19513]      netlink_sendmsg+0x723/0xbe0
[19079.919591][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19079.919591][T19513]      ___sys_sendmsg+0xee/0x170
[19079.919591][T19513]      __sys_sendmsg+0xcd/0x170
[19079.919591][T19513]      do_syscall_64+0xc6/0x1e0
[19079.919591][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19079.919591][T19513] 
[19079.921896][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19079.921896][T19513]      netdev_get_by_index+0x5e/0x80
[19079.921896][T19513]      fib6_nh_init+0x3d8/0x15b0
[19079.921896][T19513]      ip6_route_info_create+0xf18/0x17d0
[19079.921896][T19513]      addrconf_f6i_alloc+0x315/0x560
[19079.921896][T19513]      ipv6_add_addr+0x411/0x2000
[19079.921896][T19513]      inet6_addr_add+0x30e/0xa40
[19079.921896][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19079.921896][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19079.921896][T19513]      netlink_rcv_skb+0x130/0x360
[19079.921896][T19513]      netlink_unicast+0x449/0x710
[19079.921896][T19513]      netlink_sendmsg+0x723/0xbe0
[19079.921896][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19079.921896][T19513]      ___sys_sendmsg+0xee/0x170
[19079.921896][T19513]      __sys_sendmsg+0xcd/0x170
[19079.921896][T19513]      do_syscall_64+0xc6/0x1e0
[19079.921896][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19079.921896][T19513] 
[19079.924102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19079.924102][T19513]      netdev_get_by_index+0x5e/0x80
[19079.924102][T19513]      fib6_nh_init+0x3d8/0x15b0
[19079.924102][T19513]      ip6_route_info_create+0xf18/0x17d0
[19079.924102][T19513]      ip6_route_add+0x1c/0x140
[19079.924102][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19079.924102][T19513]      addrconf_add_dev+0xe2/0x170
[19079.924102][T19513]      inet6_addr_add+0x12f/0xa40
[19079.924102][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19079.924102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19079.924102][T19513]      netlink_rcv_skb+0x130/0x360
[19079.924102][T19513]      netlink_unicast+0x449/0x710
[19079.924102][T19513]      netlink_sendmsg+0x723/0xbe0
[19079.924102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19079.924102][T19513]      ___sys_sendmsg+0xee/0x170
[19079.924102][T19513]      __sys_sendmsg+0xcd/0x170
[19079.924102][T19513]      do_syscall_64+0xc6/0x1e0
[19079.924102][T19513] 
[19079.926266][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19079.926266][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19079.926266][T19513]      ipv6_find_idev+0x102/0x170
[19079.926266][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19079.926266][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19079.926266][T19513]      netlink_rcv_skb+0x130/0x360
[19079.926266][T19513]      netlink_unicast+0x449/0x710
[19079.926266][T19513]      netlink_sendmsg+0x723/0xbe0
[19079.926266][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19079.926266][T19513]      ___sys_sendmsg+0xee/0x170
[19079.926266][T19513]      __sys_sendmsg+0xcd/0x170
[19079.926266][T19513]      do_syscall_64+0xc6/0x1e0
[19079.926266][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19079.926266][T19513] 
[19079.927957][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19079.927957][T19513]      neigh_parms_alloc+0x1e5/0x510
[19079.927957][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19079.927957][T19513]      ipv6_find_idev+0x102/0x170
[19079.927957][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19079.927957][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19079.927957][T19513]      netlink_rcv_skb+0x130/0x360
[19079.927957][T19513]      netlink_unicast+0x449/0x710
[19079.927957][T19513]      netlink_sendmsg+0x723/0xbe0
[19079.927957][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19079.927957][T19513]      ___sys_sendmsg+0xee/0x170
[19079.927957][T19513]      __sys_sendmsg+0xcd/0x170
[19079.927957][T19513]      do_syscall_64+0xc6/0x1e0
[19079.927957][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19079.927957][T19513] 
[19090.095225][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19090.095966][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19090.095966][T19513]      netdev_get_by_index+0x5e/0x80
[19090.095966][T19513]      fib6_nh_init+0x3d8/0x15b0
[19090.095966][T19513]      ip6_route_info_create+0xf18/0x17d0
[19090.095966][T19513]      ip6_route_add+0x1c/0x140
[19090.095966][T19513]      addrconf_prefix_route+0x2a6/0x430
[19090.095966][T19513]      inet6_addr_add+0x4f8/0xa40
[19090.095966][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19090.095966][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19090.095966][T19513]      netlink_rcv_skb+0x130/0x360
[19090.095966][T19513]      netlink_unicast+0x449/0x710
[19090.095966][T19513]      netlink_sendmsg+0x723/0xbe0
[19090.095966][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19090.095966][T19513]      ___sys_sendmsg+0xee/0x170
[19090.095966][T19513]      __sys_sendmsg+0xcd/0x170
[19090.095966][T19513]      do_syscall_64+0xc6/0x1e0
[19090.095966][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19090.095966][T19513] 
[19090.100533][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19090.100533][T19513]      netdev_get_by_index+0x5e/0x80
[19090.100533][T19513]      fib6_nh_init+0x3d8/0x15b0
[19090.100533][T19513]      ip6_route_info_create+0xf18/0x17d0
[19090.100533][T19513]      addrconf_f6i_alloc+0x315/0x560
[19090.100533][T19513]      ipv6_add_addr+0x411/0x2000
[19090.100533][T19513]      inet6_addr_add+0x30e/0xa40
[19090.100533][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19090.100533][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19090.100533][T19513]      netlink_rcv_skb+0x130/0x360
[19090.100533][T19513]      netlink_unicast+0x449/0x710
[19090.100533][T19513]      netlink_sendmsg+0x723/0xbe0
[19090.100533][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19090.100533][T19513]      ___sys_sendmsg+0xee/0x170
[19090.100533][T19513]      __sys_sendmsg+0xcd/0x170
[19090.100533][T19513]      do_syscall_64+0xc6/0x1e0
[19090.100533][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19090.100533][T19513] 
[19090.106614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19090.106614][T19513]      netdev_get_by_index+0x5e/0x80
[19090.106614][T19513]      fib6_nh_init+0x3d8/0x15b0
[19090.106614][T19513]      ip6_route_info_create+0xf18/0x17d0
[19090.106614][T19513]      ip6_route_add+0x1c/0x140
[19090.106614][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19090.106614][T19513]      addrconf_add_dev+0xe2/0x170
[19090.106614][T19513]      inet6_addr_add+0x12f/0xa40
[19090.106614][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19090.106614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19090.106614][T19513]      netlink_rcv_skb+0x130/0x360
[19090.106614][T19513]      netlink_unicast+0x449/0x710
[19090.106614][T19513]      netlink_sendmsg+0x723/0xbe0
[19090.106614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19090.106614][T19513]      ___sys_sendmsg+0xee/0x170
[19090.106614][T19513]      __sys_sendmsg+0xcd/0x170
[19090.106614][T19513]      do_syscall_64+0xc6/0x1e0
[19090.106614][T19513] 
[19090.113357][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19090.113357][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19090.113357][T19513]      ipv6_find_idev+0x102/0x170
[19090.113357][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19090.113357][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19090.113357][T19513]      netlink_rcv_skb+0x130/0x360
[19090.113357][T19513]      netlink_unicast+0x449/0x710
[19090.113357][T19513]      netlink_sendmsg+0x723/0xbe0
[19090.113357][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19090.113357][T19513]      ___sys_sendmsg+0xee/0x170
[19090.113357][T19513]      __sys_sendmsg+0xcd/0x170
[19090.113357][T19513]      do_syscall_64+0xc6/0x1e0
[19090.113357][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19090.113357][T19513] 
[19090.118553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19090.118553][T19513]      neigh_parms_alloc+0x1e5/0x510
[19090.118553][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19090.118553][T19513]      ipv6_find_idev+0x102/0x170
[19090.118553][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19090.118553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19090.118553][T19513]      netlink_rcv_skb+0x130/0x360
[19090.118553][T19513]      netlink_unicast+0x449/0x710
[19090.118553][T19513]      netlink_sendmsg+0x723/0xbe0
[19090.118553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19090.118553][T19513]      ___sys_sendmsg+0xee/0x170
[19090.118553][T19513]      __sys_sendmsg+0xcd/0x170
[19090.118553][T19513]      do_syscall_64+0xc6/0x1e0
[19090.118553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19090.118553][T19513] 
[19100.367194][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19100.387597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19100.387597][T19513]      netdev_get_by_index+0x5e/0x80
[19100.387597][T19513]      fib6_nh_init+0x3d8/0x15b0
[19100.387597][T19513]      ip6_route_info_create+0xf18/0x17d0
[19100.387597][T19513]      ip6_route_add+0x1c/0x140
[19100.387597][T19513]      addrconf_prefix_route+0x2a6/0x430
[19100.387597][T19513]      inet6_addr_add+0x4f8/0xa40
[19100.387597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19100.387597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19100.387597][T19513]      netlink_rcv_skb+0x130/0x360
[19100.387597][T19513]      netlink_unicast+0x449/0x710
[19100.387597][T19513]      netlink_sendmsg+0x723/0xbe0
[19100.387597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19100.387597][T19513]      ___sys_sendmsg+0xee/0x170
[19100.387597][T19513]      __sys_sendmsg+0xcd/0x170
[19100.387597][T19513]      do_syscall_64+0xc6/0x1e0
[19100.387597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19100.387597][T19513] 
[19100.394500][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19100.394500][T19513]      netdev_get_by_index+0x5e/0x80
[19100.394500][T19513]      fib6_nh_init+0x3d8/0x15b0
[19100.394500][T19513]      ip6_route_info_create+0xf18/0x17d0
[19100.394500][T19513]      addrconf_f6i_alloc+0x315/0x560
[19100.394500][T19513]      ipv6_add_addr+0x411/0x2000
[19100.394500][T19513]      inet6_addr_add+0x30e/0xa40
[19100.394500][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19100.394500][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19100.394500][T19513]      netlink_rcv_skb+0x130/0x360
[19100.394500][T19513]      netlink_unicast+0x449/0x710
[19100.394500][T19513]      netlink_sendmsg+0x723/0xbe0
[19100.394500][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19100.394500][T19513]      ___sys_sendmsg+0xee/0x170
[19100.394500][T19513]      __sys_sendmsg+0xcd/0x170
[19100.394500][T19513]      do_syscall_64+0xc6/0x1e0
[19100.394500][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19100.394500][T19513] 
[19100.404481][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19100.404481][T19513]      netdev_get_by_index+0x5e/0x80
[19100.404481][T19513]      fib6_nh_init+0x3d8/0x15b0
[19100.404481][T19513]      ip6_route_info_create+0xf18/0x17d0
[19100.404481][T19513]      ip6_route_add+0x1c/0x140
[19100.404481][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19100.404481][T19513]      addrconf_add_dev+0xe2/0x170
[19100.404481][T19513]      inet6_addr_add+0x12f/0xa40
[19100.404481][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19100.404481][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19100.404481][T19513]      netlink_rcv_skb+0x130/0x360
[19100.404481][T19513]      netlink_unicast+0x449/0x710
[19100.404481][T19513]      netlink_sendmsg+0x723/0xbe0
[19100.404481][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19100.404481][T19513]      ___sys_sendmsg+0xee/0x170
[19100.404481][T19513]      __sys_sendmsg+0xcd/0x170
[19100.404481][T19513]      do_syscall_64+0xc6/0x1e0
[19100.404481][T19513] 
[19100.411353][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19100.411353][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19100.411353][T19513]      ipv6_find_idev+0x102/0x170
[19100.411353][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19100.411353][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19100.411353][T19513]      netlink_rcv_skb+0x130/0x360
[19100.411353][T19513]      netlink_unicast+0x449/0x710
[19100.411353][T19513]      netlink_sendmsg+0x723/0xbe0
[19100.411353][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19100.411353][T19513]      ___sys_sendmsg+0xee/0x170
[19100.411353][T19513]      __sys_sendmsg+0xcd/0x170
[19100.411353][T19513]      do_syscall_64+0xc6/0x1e0
[19100.411353][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19100.411353][T19513] 
[19100.416661][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19100.416661][T19513]      neigh_parms_alloc+0x1e5/0x510
[19100.416661][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19100.416661][T19513]      ipv6_find_idev+0x102/0x170
[19100.416661][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19100.416661][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19100.416661][T19513]      netlink_rcv_skb+0x130/0x360
[19100.416661][T19513]      netlink_unicast+0x449/0x710
[19100.416661][T19513]      netlink_sendmsg+0x723/0xbe0
[19100.416661][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19100.416661][T19513]      ___sys_sendmsg+0xee/0x170
[19100.416661][T19513]      __sys_sendmsg+0xcd/0x170
[19100.416661][T19513]      do_syscall_64+0xc6/0x1e0
[19100.416661][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19100.416661][T19513] 
[19110.423194][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19110.423689][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19110.423689][T19513]      netdev_get_by_index+0x5e/0x80
[19110.423689][T19513]      fib6_nh_init+0x3d8/0x15b0
[19110.423689][T19513]      ip6_route_info_create+0xf18/0x17d0
[19110.423689][T19513]      ip6_route_add+0x1c/0x140
[19110.423689][T19513]      addrconf_prefix_route+0x2a6/0x430
[19110.423689][T19513]      inet6_addr_add+0x4f8/0xa40
[19110.423689][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19110.423689][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19110.423689][T19513]      netlink_rcv_skb+0x130/0x360
[19110.423689][T19513]      netlink_unicast+0x449/0x710
[19110.423689][T19513]      netlink_sendmsg+0x723/0xbe0
[19110.423689][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19110.423689][T19513]      ___sys_sendmsg+0xee/0x170
[19110.423689][T19513]      __sys_sendmsg+0xcd/0x170
[19110.423689][T19513]      do_syscall_64+0xc6/0x1e0
[19110.423689][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19110.423689][T19513] 
[19110.425926][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19110.425926][T19513]      netdev_get_by_index+0x5e/0x80
[19110.425926][T19513]      fib6_nh_init+0x3d8/0x15b0
[19110.425926][T19513]      ip6_route_info_create+0xf18/0x17d0
[19110.425926][T19513]      addrconf_f6i_alloc+0x315/0x560
[19110.425926][T19513]      ipv6_add_addr+0x411/0x2000
[19110.425926][T19513]      inet6_addr_add+0x30e/0xa40
[19110.425926][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19110.425926][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19110.425926][T19513]      netlink_rcv_skb+0x130/0x360
[19110.425926][T19513]      netlink_unicast+0x449/0x710
[19110.425926][T19513]      netlink_sendmsg+0x723/0xbe0
[19110.425926][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19110.425926][T19513]      ___sys_sendmsg+0xee/0x170
[19110.425926][T19513]      __sys_sendmsg+0xcd/0x170
[19110.425926][T19513]      do_syscall_64+0xc6/0x1e0
[19110.425926][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19110.425926][T19513] 
[19110.428130][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19110.428130][T19513]      netdev_get_by_index+0x5e/0x80
[19110.428130][T19513]      fib6_nh_init+0x3d8/0x15b0
[19110.428130][T19513]      ip6_route_info_create+0xf18/0x17d0
[19110.428130][T19513]      ip6_route_add+0x1c/0x140
[19110.428130][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19110.428130][T19513]      addrconf_add_dev+0xe2/0x170
[19110.428130][T19513]      inet6_addr_add+0x12f/0xa40
[19110.428130][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19110.428130][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19110.428130][T19513]      netlink_rcv_skb+0x130/0x360
[19110.428130][T19513]      netlink_unicast+0x449/0x710
[19110.428130][T19513]      netlink_sendmsg+0x723/0xbe0
[19110.428130][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19110.428130][T19513]      ___sys_sendmsg+0xee/0x170
[19110.428130][T19513]      __sys_sendmsg+0xcd/0x170
[19110.428130][T19513]      do_syscall_64+0xc6/0x1e0
[19110.428130][T19513] 
[19110.430312][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19110.430312][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19110.430312][T19513]      ipv6_find_idev+0x102/0x170
[19110.430312][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19110.430312][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19110.430312][T19513]      netlink_rcv_skb+0x130/0x360
[19110.430312][T19513]      netlink_unicast+0x449/0x710
[19110.430312][T19513]      netlink_sendmsg+0x723/0xbe0
[19110.430312][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19110.430312][T19513]      ___sys_sendmsg+0xee/0x170
[19110.430312][T19513]      __sys_sendmsg+0xcd/0x170
[19110.430312][T19513]      do_syscall_64+0xc6/0x1e0
[19110.430312][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19110.430312][T19513] 
[19110.432005][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19110.432005][T19513]      neigh_parms_alloc+0x1e5/0x510
[19110.432005][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19110.432005][T19513]      ipv6_find_idev+0x102/0x170
[19110.432005][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19110.432005][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19110.432005][T19513]      netlink_rcv_skb+0x130/0x360
[19110.432005][T19513]      netlink_unicast+0x449/0x710
[19110.432005][T19513]      netlink_sendmsg+0x723/0xbe0
[19110.432005][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19110.432005][T19513]      ___sys_sendmsg+0xee/0x170
[19110.432005][T19513]      __sys_sendmsg+0xcd/0x170
[19110.432005][T19513]      do_syscall_64+0xc6/0x1e0
[19110.432005][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19110.432005][T19513] 
[19120.679200][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19120.680147][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19120.680147][T19513]      netdev_get_by_index+0x5e/0x80
[19120.680147][T19513]      fib6_nh_init+0x3d8/0x15b0
[19120.680147][T19513]      ip6_route_info_create+0xf18/0x17d0
[19120.680147][T19513]      ip6_route_add+0x1c/0x140
[19120.680147][T19513]      addrconf_prefix_route+0x2a6/0x430
[19120.680147][T19513]      inet6_addr_add+0x4f8/0xa40
[19120.680147][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19120.680147][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19120.680147][T19513]      netlink_rcv_skb+0x130/0x360
[19120.680147][T19513]      netlink_unicast+0x449/0x710
[19120.680147][T19513]      netlink_sendmsg+0x723/0xbe0
[19120.680147][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19120.680147][T19513]      ___sys_sendmsg+0xee/0x170
[19120.680147][T19513]      __sys_sendmsg+0xcd/0x170
[19120.680147][T19513]      do_syscall_64+0xc6/0x1e0
[19120.680147][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19120.680147][T19513] 
[19120.682450][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19120.682450][T19513]      netdev_get_by_index+0x5e/0x80
[19120.682450][T19513]      fib6_nh_init+0x3d8/0x15b0
[19120.682450][T19513]      ip6_route_info_create+0xf18/0x17d0
[19120.682450][T19513]      addrconf_f6i_alloc+0x315/0x560
[19120.682450][T19513]      ipv6_add_addr+0x411/0x2000
[19120.682450][T19513]      inet6_addr_add+0x30e/0xa40
[19120.682450][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19120.682450][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19120.682450][T19513]      netlink_rcv_skb+0x130/0x360
[19120.682450][T19513]      netlink_unicast+0x449/0x710
[19120.682450][T19513]      netlink_sendmsg+0x723/0xbe0
[19120.682450][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19120.682450][T19513]      ___sys_sendmsg+0xee/0x170
[19120.682450][T19513]      __sys_sendmsg+0xcd/0x170
[19120.682450][T19513]      do_syscall_64+0xc6/0x1e0
[19120.682450][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19120.682450][T19513] 
[19120.684748][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19120.684748][T19513]      netdev_get_by_index+0x5e/0x80
[19120.684748][T19513]      fib6_nh_init+0x3d8/0x15b0
[19120.684748][T19513]      ip6_route_info_create+0xf18/0x17d0
[19120.684748][T19513]      ip6_route_add+0x1c/0x140
[19120.684748][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19120.684748][T19513]      addrconf_add_dev+0xe2/0x170
[19120.684748][T19513]      inet6_addr_add+0x12f/0xa40
[19120.684748][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19120.684748][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19120.684748][T19513]      netlink_rcv_skb+0x130/0x360
[19120.684748][T19513]      netlink_unicast+0x449/0x710
[19120.684748][T19513]      netlink_sendmsg+0x723/0xbe0
[19120.684748][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19120.684748][T19513]      ___sys_sendmsg+0xee/0x170
[19120.684748][T19513]      __sys_sendmsg+0xcd/0x170
[19120.684748][T19513]      do_syscall_64+0xc6/0x1e0
[19120.684748][T19513] 
[19120.686939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19120.686939][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19120.686939][T19513]      ipv6_find_idev+0x102/0x170
[19120.686939][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19120.686939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19120.686939][T19513]      netlink_rcv_skb+0x130/0x360
[19120.686939][T19513]      netlink_unicast+0x449/0x710
[19120.686939][T19513]      netlink_sendmsg+0x723/0xbe0
[19120.686939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19120.686939][T19513]      ___sys_sendmsg+0xee/0x170
[19120.686939][T19513]      __sys_sendmsg+0xcd/0x170
[19120.686939][T19513]      do_syscall_64+0xc6/0x1e0
[19120.686939][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19120.686939][T19513] 
[19120.688732][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19120.688732][T19513]      neigh_parms_alloc+0x1e5/0x510
[19120.688732][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19120.688732][T19513]      ipv6_find_idev+0x102/0x170
[19120.688732][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19120.688732][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19120.688732][T19513]      netlink_rcv_skb+0x130/0x360
[19120.688732][T19513]      netlink_unicast+0x449/0x710
[19120.688732][T19513]      netlink_sendmsg+0x723/0xbe0
[19120.688732][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19120.688732][T19513]      ___sys_sendmsg+0xee/0x170
[19120.688732][T19513]      __sys_sendmsg+0xcd/0x170
[19120.688732][T19513]      do_syscall_64+0xc6/0x1e0
[19120.688732][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19120.688732][T19513] 
[19130.927196][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19130.928088][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19130.928088][T19513]      netdev_get_by_index+0x5e/0x80
[19130.928088][T19513]      fib6_nh_init+0x3d8/0x15b0
[19130.928088][T19513]      ip6_route_info_create+0xf18/0x17d0
[19130.928088][T19513]      ip6_route_add+0x1c/0x140
[19130.928088][T19513]      addrconf_prefix_route+0x2a6/0x430
[19130.928088][T19513]      inet6_addr_add+0x4f8/0xa40
[19130.928088][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19130.928088][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19130.928088][T19513]      netlink_rcv_skb+0x130/0x360
[19130.928088][T19513]      netlink_unicast+0x449/0x710
[19130.928088][T19513]      netlink_sendmsg+0x723/0xbe0
[19130.928088][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19130.928088][T19513]      ___sys_sendmsg+0xee/0x170
[19130.928088][T19513]      __sys_sendmsg+0xcd/0x170
[19130.928088][T19513]      do_syscall_64+0xc6/0x1e0
[19130.928088][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19130.928088][T19513] 
[19130.930298][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19130.930298][T19513]      netdev_get_by_index+0x5e/0x80
[19130.930298][T19513]      fib6_nh_init+0x3d8/0x15b0
[19130.930298][T19513]      ip6_route_info_create+0xf18/0x17d0
[19130.930298][T19513]      addrconf_f6i_alloc+0x315/0x560
[19130.930298][T19513]      ipv6_add_addr+0x411/0x2000
[19130.930298][T19513]      inet6_addr_add+0x30e/0xa40
[19130.930298][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19130.930298][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19130.930298][T19513]      netlink_rcv_skb+0x130/0x360
[19130.930298][T19513]      netlink_unicast+0x449/0x710
[19130.930298][T19513]      netlink_sendmsg+0x723/0xbe0
[19130.930298][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19130.930298][T19513]      ___sys_sendmsg+0xee/0x170
[19130.930298][T19513]      __sys_sendmsg+0xcd/0x170
[19130.930298][T19513]      do_syscall_64+0xc6/0x1e0
[19130.930298][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19130.930298][T19513] 
[19130.932456][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19130.932456][T19513]      netdev_get_by_index+0x5e/0x80
[19130.932456][T19513]      fib6_nh_init+0x3d8/0x15b0
[19130.932456][T19513]      ip6_route_info_create+0xf18/0x17d0
[19130.932456][T19513]      ip6_route_add+0x1c/0x140
[19130.932456][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19130.932456][T19513]      addrconf_add_dev+0xe2/0x170
[19130.932456][T19513]      inet6_addr_add+0x12f/0xa40
[19130.932456][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19130.932456][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19130.932456][T19513]      netlink_rcv_skb+0x130/0x360
[19130.932456][T19513]      netlink_unicast+0x449/0x710
[19130.932456][T19513]      netlink_sendmsg+0x723/0xbe0
[19130.932456][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19130.932456][T19513]      ___sys_sendmsg+0xee/0x170
[19130.932456][T19513]      __sys_sendmsg+0xcd/0x170
[19130.932456][T19513]      do_syscall_64+0xc6/0x1e0
[19130.932456][T19513] 
[19130.934567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19130.934567][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19130.934567][T19513]      ipv6_find_idev+0x102/0x170
[19130.934567][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19130.934567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19130.934567][T19513]      netlink_rcv_skb+0x130/0x360
[19130.934567][T19513]      netlink_unicast+0x449/0x710
[19130.934567][T19513]      netlink_sendmsg+0x723/0xbe0
[19130.934567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19130.934567][T19513]      ___sys_sendmsg+0xee/0x170
[19130.934567][T19513]      __sys_sendmsg+0xcd/0x170
[19130.934567][T19513]      do_syscall_64+0xc6/0x1e0
[19130.934567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19130.934567][T19513] 
[19130.936224][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19130.936224][T19513]      neigh_parms_alloc+0x1e5/0x510
[19130.936224][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19130.936224][T19513]      ipv6_find_idev+0x102/0x170
[19130.936224][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19130.936224][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19130.936224][T19513]      netlink_rcv_skb+0x130/0x360
[19130.936224][T19513]      netlink_unicast+0x449/0x710
[19130.936224][T19513]      netlink_sendmsg+0x723/0xbe0
[19130.936224][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19130.936224][T19513]      ___sys_sendmsg+0xee/0x170
[19130.936224][T19513]      __sys_sendmsg+0xcd/0x170
[19130.936224][T19513]      do_syscall_64+0xc6/0x1e0
[19130.936224][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19130.936224][T19513] 
[19141.175265][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19141.175749][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19141.175749][T19513]      netdev_get_by_index+0x5e/0x80
[19141.175749][T19513]      fib6_nh_init+0x3d8/0x15b0
[19141.175749][T19513]      ip6_route_info_create+0xf18/0x17d0
[19141.175749][T19513]      ip6_route_add+0x1c/0x140
[19141.175749][T19513]      addrconf_prefix_route+0x2a6/0x430
[19141.175749][T19513]      inet6_addr_add+0x4f8/0xa40
[19141.175749][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19141.175749][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19141.175749][T19513]      netlink_rcv_skb+0x130/0x360
[19141.175749][T19513]      netlink_unicast+0x449/0x710
[19141.175749][T19513]      netlink_sendmsg+0x723/0xbe0
[19141.175749][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19141.175749][T19513]      ___sys_sendmsg+0xee/0x170
[19141.175749][T19513]      __sys_sendmsg+0xcd/0x170
[19141.175749][T19513]      do_syscall_64+0xc6/0x1e0
[19141.175749][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19141.175749][T19513] 
[19141.177973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19141.177973][T19513]      netdev_get_by_index+0x5e/0x80
[19141.177973][T19513]      fib6_nh_init+0x3d8/0x15b0
[19141.177973][T19513]      ip6_route_info_create+0xf18/0x17d0
[19141.177973][T19513]      addrconf_f6i_alloc+0x315/0x560
[19141.177973][T19513]      ipv6_add_addr+0x411/0x2000
[19141.177973][T19513]      inet6_addr_add+0x30e/0xa40
[19141.177973][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19141.177973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19141.177973][T19513]      netlink_rcv_skb+0x130/0x360
[19141.177973][T19513]      netlink_unicast+0x449/0x710
[19141.177973][T19513]      netlink_sendmsg+0x723/0xbe0
[19141.177973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19141.177973][T19513]      ___sys_sendmsg+0xee/0x170
[19141.177973][T19513]      __sys_sendmsg+0xcd/0x170
[19141.177973][T19513]      do_syscall_64+0xc6/0x1e0
[19141.177973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19141.177973][T19513] 
[19141.180200][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19141.180200][T19513]      netdev_get_by_index+0x5e/0x80
[19141.180200][T19513]      fib6_nh_init+0x3d8/0x15b0
[19141.180200][T19513]      ip6_route_info_create+0xf18/0x17d0
[19141.180200][T19513]      ip6_route_add+0x1c/0x140
[19141.180200][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19141.180200][T19513]      addrconf_add_dev+0xe2/0x170
[19141.180200][T19513]      inet6_addr_add+0x12f/0xa40
[19141.180200][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19141.180200][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19141.180200][T19513]      netlink_rcv_skb+0x130/0x360
[19141.180200][T19513]      netlink_unicast+0x449/0x710
[19141.180200][T19513]      netlink_sendmsg+0x723/0xbe0
[19141.180200][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19141.180200][T19513]      ___sys_sendmsg+0xee/0x170
[19141.180200][T19513]      __sys_sendmsg+0xcd/0x170
[19141.180200][T19513]      do_syscall_64+0xc6/0x1e0
[19141.180200][T19513] 
[19141.182359][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19141.182359][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19141.182359][T19513]      ipv6_find_idev+0x102/0x170
[19141.182359][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19141.182359][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19141.182359][T19513]      netlink_rcv_skb+0x130/0x360
[19141.182359][T19513]      netlink_unicast+0x449/0x710
[19141.182359][T19513]      netlink_sendmsg+0x723/0xbe0
[19141.182359][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19141.182359][T19513]      ___sys_sendmsg+0xee/0x170
[19141.182359][T19513]      __sys_sendmsg+0xcd/0x170
[19141.182359][T19513]      do_syscall_64+0xc6/0x1e0
[19141.182359][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19141.182359][T19513] 
[19141.184054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19141.184054][T19513]      neigh_parms_alloc+0x1e5/0x510
[19141.184054][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19141.184054][T19513]      ipv6_find_idev+0x102/0x170
[19141.184054][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19141.184054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19141.184054][T19513]      netlink_rcv_skb+0x130/0x360
[19141.184054][T19513]      netlink_unicast+0x449/0x710
[19141.184054][T19513]      netlink_sendmsg+0x723/0xbe0
[19141.184054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19141.184054][T19513]      ___sys_sendmsg+0xee/0x170
[19141.184054][T19513]      __sys_sendmsg+0xcd/0x170
[19141.184054][T19513]      do_syscall_64+0xc6/0x1e0
[19141.184054][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19141.184054][T19513] 
[19151.423163][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19151.423728][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19151.423728][T19513]      netdev_get_by_index+0x5e/0x80
[19151.423728][T19513]      fib6_nh_init+0x3d8/0x15b0
[19151.423728][T19513]      ip6_route_info_create+0xf18/0x17d0
[19151.423728][T19513]      ip6_route_add+0x1c/0x140
[19151.423728][T19513]      addrconf_prefix_route+0x2a6/0x430
[19151.423728][T19513]      inet6_addr_add+0x4f8/0xa40
[19151.423728][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19151.423728][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19151.423728][T19513]      netlink_rcv_skb+0x130/0x360
[19151.423728][T19513]      netlink_unicast+0x449/0x710
[19151.423728][T19513]      netlink_sendmsg+0x723/0xbe0
[19151.423728][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19151.423728][T19513]      ___sys_sendmsg+0xee/0x170
[19151.423728][T19513]      __sys_sendmsg+0xcd/0x170
[19151.423728][T19513]      do_syscall_64+0xc6/0x1e0
[19151.423728][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19151.423728][T19513] 
[19151.426176][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19151.426176][T19513]      netdev_get_by_index+0x5e/0x80
[19151.426176][T19513]      fib6_nh_init+0x3d8/0x15b0
[19151.426176][T19513]      ip6_route_info_create+0xf18/0x17d0
[19151.426176][T19513]      addrconf_f6i_alloc+0x315/0x560
[19151.426176][T19513]      ipv6_add_addr+0x411/0x2000
[19151.426176][T19513]      inet6_addr_add+0x30e/0xa40
[19151.426176][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19151.426176][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19151.426176][T19513]      netlink_rcv_skb+0x130/0x360
[19151.426176][T19513]      netlink_unicast+0x449/0x710
[19151.426176][T19513]      netlink_sendmsg+0x723/0xbe0
[19151.426176][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19151.426176][T19513]      ___sys_sendmsg+0xee/0x170
[19151.426176][T19513]      __sys_sendmsg+0xcd/0x170
[19151.426176][T19513]      do_syscall_64+0xc6/0x1e0
[19151.426176][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19151.426176][T19513] 
[19151.428578][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19151.428578][T19513]      netdev_get_by_index+0x5e/0x80
[19151.428578][T19513]      fib6_nh_init+0x3d8/0x15b0
[19151.428578][T19513]      ip6_route_info_create+0xf18/0x17d0
[19151.428578][T19513]      ip6_route_add+0x1c/0x140
[19151.428578][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19151.428578][T19513]      addrconf_add_dev+0xe2/0x170
[19151.428578][T19513]      inet6_addr_add+0x12f/0xa40
[19151.428578][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19151.428578][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19151.428578][T19513]      netlink_rcv_skb+0x130/0x360
[19151.428578][T19513]      netlink_unicast+0x449/0x710
[19151.428578][T19513]      netlink_sendmsg+0x723/0xbe0
[19151.428578][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19151.428578][T19513]      ___sys_sendmsg+0xee/0x170
[19151.428578][T19513]      __sys_sendmsg+0xcd/0x170
[19151.428578][T19513]      do_syscall_64+0xc6/0x1e0
[19151.428578][T19513] 
[19151.431036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19151.431036][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19151.431036][T19513]      ipv6_find_idev+0x102/0x170
[19151.431036][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19151.431036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19151.431036][T19513]      netlink_rcv_skb+0x130/0x360
[19151.431036][T19513]      netlink_unicast+0x449/0x710
[19151.431036][T19513]      netlink_sendmsg+0x723/0xbe0
[19151.431036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19151.431036][T19513]      ___sys_sendmsg+0xee/0x170
[19151.431036][T19513]      __sys_sendmsg+0xcd/0x170
[19151.431036][T19513]      do_syscall_64+0xc6/0x1e0
[19151.431036][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19151.431036][T19513] 
[19151.432908][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19151.432908][T19513]      neigh_parms_alloc+0x1e5/0x510
[19151.432908][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19151.432908][T19513]      ipv6_find_idev+0x102/0x170
[19151.432908][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19151.432908][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19151.432908][T19513]      netlink_rcv_skb+0x130/0x360
[19151.432908][T19513]      netlink_unicast+0x449/0x710
[19151.432908][T19513]      netlink_sendmsg+0x723/0xbe0
[19151.432908][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19151.432908][T19513]      ___sys_sendmsg+0xee/0x170
[19151.432908][T19513]      __sys_sendmsg+0xcd/0x170
[19151.432908][T19513]      do_syscall_64+0xc6/0x1e0
[19151.432908][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19151.432908][T19513] 
[19161.671155][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19161.671663][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19161.671663][T19513]      netdev_get_by_index+0x5e/0x80
[19161.671663][T19513]      fib6_nh_init+0x3d8/0x15b0
[19161.671663][T19513]      ip6_route_info_create+0xf18/0x17d0
[19161.671663][T19513]      ip6_route_add+0x1c/0x140
[19161.671663][T19513]      addrconf_prefix_route+0x2a6/0x430
[19161.671663][T19513]      inet6_addr_add+0x4f8/0xa40
[19161.671663][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19161.671663][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19161.671663][T19513]      netlink_rcv_skb+0x130/0x360
[19161.671663][T19513]      netlink_unicast+0x449/0x710
[19161.671663][T19513]      netlink_sendmsg+0x723/0xbe0
[19161.671663][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19161.671663][T19513]      ___sys_sendmsg+0xee/0x170
[19161.671663][T19513]      __sys_sendmsg+0xcd/0x170
[19161.671663][T19513]      do_syscall_64+0xc6/0x1e0
[19161.671663][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19161.671663][T19513] 
[19161.673917][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19161.673917][T19513]      netdev_get_by_index+0x5e/0x80
[19161.673917][T19513]      fib6_nh_init+0x3d8/0x15b0
[19161.673917][T19513]      ip6_route_info_create+0xf18/0x17d0
[19161.673917][T19513]      addrconf_f6i_alloc+0x315/0x560
[19161.673917][T19513]      ipv6_add_addr+0x411/0x2000
[19161.673917][T19513]      inet6_addr_add+0x30e/0xa40
[19161.673917][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19161.673917][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19161.673917][T19513]      netlink_rcv_skb+0x130/0x360
[19161.673917][T19513]      netlink_unicast+0x449/0x710
[19161.673917][T19513]      netlink_sendmsg+0x723/0xbe0
[19161.673917][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19161.673917][T19513]      ___sys_sendmsg+0xee/0x170
[19161.673917][T19513]      __sys_sendmsg+0xcd/0x170
[19161.673917][T19513]      do_syscall_64+0xc6/0x1e0
[19161.673917][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19161.673917][T19513] 
[19161.676143][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19161.676143][T19513]      netdev_get_by_index+0x5e/0x80
[19161.676143][T19513]      fib6_nh_init+0x3d8/0x15b0
[19161.676143][T19513]      ip6_route_info_create+0xf18/0x17d0
[19161.676143][T19513]      ip6_route_add+0x1c/0x140
[19161.676143][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19161.676143][T19513]      addrconf_add_dev+0xe2/0x170
[19161.676143][T19513]      inet6_addr_add+0x12f/0xa40
[19161.676143][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19161.676143][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19161.676143][T19513]      netlink_rcv_skb+0x130/0x360
[19161.676143][T19513]      netlink_unicast+0x449/0x710
[19161.676143][T19513]      netlink_sendmsg+0x723/0xbe0
[19161.676143][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19161.676143][T19513]      ___sys_sendmsg+0xee/0x170
[19161.676143][T19513]      __sys_sendmsg+0xcd/0x170
[19161.676143][T19513]      do_syscall_64+0xc6/0x1e0
[19161.676143][T19513] 
[19161.678334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19161.678334][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19161.678334][T19513]      ipv6_find_idev+0x102/0x170
[19161.678334][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19161.678334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19161.678334][T19513]      netlink_rcv_skb+0x130/0x360
[19161.678334][T19513]      netlink_unicast+0x449/0x710
[19161.678334][T19513]      netlink_sendmsg+0x723/0xbe0
[19161.678334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19161.678334][T19513]      ___sys_sendmsg+0xee/0x170
[19161.678334][T19513]      __sys_sendmsg+0xcd/0x170
[19161.678334][T19513]      do_syscall_64+0xc6/0x1e0
[19161.678334][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19161.678334][T19513] 
[19161.680057][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19161.680057][T19513]      neigh_parms_alloc+0x1e5/0x510
[19161.680057][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19161.680057][T19513]      ipv6_find_idev+0x102/0x170
[19161.680057][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19161.680057][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19161.680057][T19513]      netlink_rcv_skb+0x130/0x360
[19161.680057][T19513]      netlink_unicast+0x449/0x710
[19161.680057][T19513]      netlink_sendmsg+0x723/0xbe0
[19161.680057][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19161.680057][T19513]      ___sys_sendmsg+0xee/0x170
[19161.680057][T19513]      __sys_sendmsg+0xcd/0x170
[19161.680057][T19513]      do_syscall_64+0xc6/0x1e0
[19161.680057][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19161.680057][T19513] 
[19171.919253][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19171.920355][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19171.920355][T19513]      netdev_get_by_index+0x5e/0x80
[19171.920355][T19513]      fib6_nh_init+0x3d8/0x15b0
[19171.920355][T19513]      ip6_route_info_create+0xf18/0x17d0
[19171.920355][T19513]      ip6_route_add+0x1c/0x140
[19171.920355][T19513]      addrconf_prefix_route+0x2a6/0x430
[19171.920355][T19513]      inet6_addr_add+0x4f8/0xa40
[19171.920355][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19171.920355][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19171.920355][T19513]      netlink_rcv_skb+0x130/0x360
[19171.920355][T19513]      netlink_unicast+0x449/0x710
[19171.920355][T19513]      netlink_sendmsg+0x723/0xbe0
[19171.920355][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19171.920355][T19513]      ___sys_sendmsg+0xee/0x170
[19171.920355][T19513]      __sys_sendmsg+0xcd/0x170
[19171.920355][T19513]      do_syscall_64+0xc6/0x1e0
[19171.920355][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19171.920355][T19513] 
[19171.922910][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19171.922910][T19513]      netdev_get_by_index+0x5e/0x80
[19171.922910][T19513]      fib6_nh_init+0x3d8/0x15b0
[19171.922910][T19513]      ip6_route_info_create+0xf18/0x17d0
[19171.922910][T19513]      addrconf_f6i_alloc+0x315/0x560
[19171.922910][T19513]      ipv6_add_addr+0x411/0x2000
[19171.922910][T19513]      inet6_addr_add+0x30e/0xa40
[19171.922910][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19171.922910][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19171.922910][T19513]      netlink_rcv_skb+0x130/0x360
[19171.922910][T19513]      netlink_unicast+0x449/0x710
[19171.922910][T19513]      netlink_sendmsg+0x723/0xbe0
[19171.922910][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19171.922910][T19513]      ___sys_sendmsg+0xee/0x170
[19171.922910][T19513]      __sys_sendmsg+0xcd/0x170
[19171.922910][T19513]      do_syscall_64+0xc6/0x1e0
[19171.922910][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19171.922910][T19513] 
[19171.925191][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19171.925191][T19513]      netdev_get_by_index+0x5e/0x80
[19171.925191][T19513]      fib6_nh_init+0x3d8/0x15b0
[19171.925191][T19513]      ip6_route_info_create+0xf18/0x17d0
[19171.925191][T19513]      ip6_route_add+0x1c/0x140
[19171.925191][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19171.925191][T19513]      addrconf_add_dev+0xe2/0x170
[19171.925191][T19513]      inet6_addr_add+0x12f/0xa40
[19171.925191][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19171.925191][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19171.925191][T19513]      netlink_rcv_skb+0x130/0x360
[19171.925191][T19513]      netlink_unicast+0x449/0x710
[19171.925191][T19513]      netlink_sendmsg+0x723/0xbe0
[19171.925191][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19171.925191][T19513]      ___sys_sendmsg+0xee/0x170
[19171.925191][T19513]      __sys_sendmsg+0xcd/0x170
[19171.925191][T19513]      do_syscall_64+0xc6/0x1e0
[19171.925191][T19513] 
[19171.927479][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19171.927479][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19171.927479][T19513]      ipv6_find_idev+0x102/0x170
[19171.927479][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19171.927479][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19171.927479][T19513]      netlink_rcv_skb+0x130/0x360
[19171.927479][T19513]      netlink_unicast+0x449/0x710
[19171.927479][T19513]      netlink_sendmsg+0x723/0xbe0
[19171.927479][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19171.927479][T19513]      ___sys_sendmsg+0xee/0x170
[19171.927479][T19513]      __sys_sendmsg+0xcd/0x170
[19171.927479][T19513]      do_syscall_64+0xc6/0x1e0
[19171.927479][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19171.927479][T19513] 
[19171.929276][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19171.929276][T19513]      neigh_parms_alloc+0x1e5/0x510
[19171.929276][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19171.929276][T19513]      ipv6_find_idev+0x102/0x170
[19171.929276][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19171.929276][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19171.929276][T19513]      netlink_rcv_skb+0x130/0x360
[19171.929276][T19513]      netlink_unicast+0x449/0x710
[19171.929276][T19513]      netlink_sendmsg+0x723/0xbe0
[19171.929276][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19171.929276][T19513]      ___sys_sendmsg+0xee/0x170
[19171.929276][T19513]      __sys_sendmsg+0xcd/0x170
[19171.929276][T19513]      do_syscall_64+0xc6/0x1e0
[19171.929276][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19171.929276][T19513] 
[19182.167101][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19182.167688][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19182.167688][T19513]      netdev_get_by_index+0x5e/0x80
[19182.167688][T19513]      fib6_nh_init+0x3d8/0x15b0
[19182.167688][T19513]      ip6_route_info_create+0xf18/0x17d0
[19182.167688][T19513]      ip6_route_add+0x1c/0x140
[19182.167688][T19513]      addrconf_prefix_route+0x2a6/0x430
[19182.167688][T19513]      inet6_addr_add+0x4f8/0xa40
[19182.167688][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19182.167688][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19182.167688][T19513]      netlink_rcv_skb+0x130/0x360
[19182.167688][T19513]      netlink_unicast+0x449/0x710
[19182.167688][T19513]      netlink_sendmsg+0x723/0xbe0
[19182.167688][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19182.167688][T19513]      ___sys_sendmsg+0xee/0x170
[19182.167688][T19513]      __sys_sendmsg+0xcd/0x170
[19182.167688][T19513]      do_syscall_64+0xc6/0x1e0
[19182.167688][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19182.167688][T19513] 
[19182.171643][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19182.171643][T19513]      netdev_get_by_index+0x5e/0x80
[19182.171643][T19513]      fib6_nh_init+0x3d8/0x15b0
[19182.171643][T19513]      ip6_route_info_create+0xf18/0x17d0
[19182.171643][T19513]      addrconf_f6i_alloc+0x315/0x560
[19182.171643][T19513]      ipv6_add_addr+0x411/0x2000
[19182.171643][T19513]      inet6_addr_add+0x30e/0xa40
[19182.171643][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19182.171643][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19182.171643][T19513]      netlink_rcv_skb+0x130/0x360
[19182.171643][T19513]      netlink_unicast+0x449/0x710
[19182.171643][T19513]      netlink_sendmsg+0x723/0xbe0
[19182.171643][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19182.171643][T19513]      ___sys_sendmsg+0xee/0x170
[19182.171643][T19513]      __sys_sendmsg+0xcd/0x170
[19182.171643][T19513]      do_syscall_64+0xc6/0x1e0
[19182.171643][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19182.171643][T19513] 
[19182.174981][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19182.174981][T19513]      netdev_get_by_index+0x5e/0x80
[19182.174981][T19513]      fib6_nh_init+0x3d8/0x15b0
[19182.174981][T19513]      ip6_route_info_create+0xf18/0x17d0
[19182.174981][T19513]      ip6_route_add+0x1c/0x140
[19182.174981][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19182.174981][T19513]      addrconf_add_dev+0xe2/0x170
[19182.174981][T19513]      inet6_addr_add+0x12f/0xa40
[19182.174981][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19182.174981][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19182.174981][T19513]      netlink_rcv_skb+0x130/0x360
[19182.174981][T19513]      netlink_unicast+0x449/0x710
[19182.174981][T19513]      netlink_sendmsg+0x723/0xbe0
[19182.174981][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19182.174981][T19513]      ___sys_sendmsg+0xee/0x170
[19182.174981][T19513]      __sys_sendmsg+0xcd/0x170
[19182.174981][T19513]      do_syscall_64+0xc6/0x1e0
[19182.174981][T19513] 
[19182.178596][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19182.178596][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19182.178596][T19513]      ipv6_find_idev+0x102/0x170
[19182.178596][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19182.178596][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19182.178596][T19513]      netlink_rcv_skb+0x130/0x360
[19182.178596][T19513]      netlink_unicast+0x449/0x710
[19182.178596][T19513]      netlink_sendmsg+0x723/0xbe0
[19182.178596][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19182.178596][T19513]      ___sys_sendmsg+0xee/0x170
[19182.178596][T19513]      __sys_sendmsg+0xcd/0x170
[19182.178596][T19513]      do_syscall_64+0xc6/0x1e0
[19182.178596][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19182.178596][T19513] 
[19182.181478][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19182.181478][T19513]      neigh_parms_alloc+0x1e5/0x510
[19182.181478][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19182.181478][T19513]      ipv6_find_idev+0x102/0x170
[19182.181478][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19182.181478][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19182.181478][T19513]      netlink_rcv_skb+0x130/0x360
[19182.181478][T19513]      netlink_unicast+0x449/0x710
[19182.181478][T19513]      netlink_sendmsg+0x723/0xbe0
[19182.181478][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19182.181478][T19513]      ___sys_sendmsg+0xee/0x170
[19182.181478][T19513]      __sys_sendmsg+0xcd/0x170
[19182.181478][T19513]      do_syscall_64+0xc6/0x1e0
[19182.181478][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19182.181478][T19513] 
[19192.423152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19192.423619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19192.423619][T19513]      netdev_get_by_index+0x5e/0x80
[19192.423619][T19513]      fib6_nh_init+0x3d8/0x15b0
[19192.423619][T19513]      ip6_route_info_create+0xf18/0x17d0
[19192.423619][T19513]      ip6_route_add+0x1c/0x140
[19192.423619][T19513]      addrconf_prefix_route+0x2a6/0x430
[19192.423619][T19513]      inet6_addr_add+0x4f8/0xa40
[19192.423619][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19192.423619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19192.423619][T19513]      netlink_rcv_skb+0x130/0x360
[19192.423619][T19513]      netlink_unicast+0x449/0x710
[19192.423619][T19513]      netlink_sendmsg+0x723/0xbe0
[19192.423619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19192.423619][T19513]      ___sys_sendmsg+0xee/0x170
[19192.423619][T19513]      __sys_sendmsg+0xcd/0x170
[19192.423619][T19513]      do_syscall_64+0xc6/0x1e0
[19192.423619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19192.423619][T19513] 
[19192.426080][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19192.426080][T19513]      netdev_get_by_index+0x5e/0x80
[19192.426080][T19513]      fib6_nh_init+0x3d8/0x15b0
[19192.426080][T19513]      ip6_route_info_create+0xf18/0x17d0
[19192.426080][T19513]      addrconf_f6i_alloc+0x315/0x560
[19192.426080][T19513]      ipv6_add_addr+0x411/0x2000
[19192.426080][T19513]      inet6_addr_add+0x30e/0xa40
[19192.426080][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19192.426080][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19192.426080][T19513]      netlink_rcv_skb+0x130/0x360
[19192.426080][T19513]      netlink_unicast+0x449/0x710
[19192.426080][T19513]      netlink_sendmsg+0x723/0xbe0
[19192.426080][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19192.426080][T19513]      ___sys_sendmsg+0xee/0x170
[19192.426080][T19513]      __sys_sendmsg+0xcd/0x170
[19192.426080][T19513]      do_syscall_64+0xc6/0x1e0
[19192.426080][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19192.426080][T19513] 
[19192.428507][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19192.428507][T19513]      netdev_get_by_index+0x5e/0x80
[19192.428507][T19513]      fib6_nh_init+0x3d8/0x15b0
[19192.428507][T19513]      ip6_route_info_create+0xf18/0x17d0
[19192.428507][T19513]      ip6_route_add+0x1c/0x140
[19192.428507][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19192.428507][T19513]      addrconf_add_dev+0xe2/0x170
[19192.428507][T19513]      inet6_addr_add+0x12f/0xa40
[19192.428507][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19192.428507][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19192.428507][T19513]      netlink_rcv_skb+0x130/0x360
[19192.428507][T19513]      netlink_unicast+0x449/0x710
[19192.428507][T19513]      netlink_sendmsg+0x723/0xbe0
[19192.428507][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19192.428507][T19513]      ___sys_sendmsg+0xee/0x170
[19192.428507][T19513]      __sys_sendmsg+0xcd/0x170
[19192.428507][T19513]      do_syscall_64+0xc6/0x1e0
[19192.428507][T19513] 
[19192.431439][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19192.431439][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19192.431439][T19513]      ipv6_find_idev+0x102/0x170
[19192.431439][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19192.431439][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19192.431439][T19513]      netlink_rcv_skb+0x130/0x360
[19192.431439][T19513]      netlink_unicast+0x449/0x710
[19192.431439][T19513]      netlink_sendmsg+0x723/0xbe0
[19192.431439][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19192.431439][T19513]      ___sys_sendmsg+0xee/0x170
[19192.431439][T19513]      __sys_sendmsg+0xcd/0x170
[19192.431439][T19513]      do_syscall_64+0xc6/0x1e0
[19192.431439][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19192.431439][T19513] 
[19192.433318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19192.433318][T19513]      neigh_parms_alloc+0x1e5/0x510
[19192.433318][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19192.433318][T19513]      ipv6_find_idev+0x102/0x170
[19192.433318][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19192.433318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19192.433318][T19513]      netlink_rcv_skb+0x130/0x360
[19192.433318][T19513]      netlink_unicast+0x449/0x710
[19192.433318][T19513]      netlink_sendmsg+0x723/0xbe0
[19192.433318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19192.433318][T19513]      ___sys_sendmsg+0xee/0x170
[19192.433318][T19513]      __sys_sendmsg+0xcd/0x170
[19192.433318][T19513]      do_syscall_64+0xc6/0x1e0
[19192.433318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19192.433318][T19513] 
[19202.471133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19202.471584][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19202.471584][T19513]      netdev_get_by_index+0x5e/0x80
[19202.471584][T19513]      fib6_nh_init+0x3d8/0x15b0
[19202.471584][T19513]      ip6_route_info_create+0xf18/0x17d0
[19202.471584][T19513]      ip6_route_add+0x1c/0x140
[19202.471584][T19513]      addrconf_prefix_route+0x2a6/0x430
[19202.471584][T19513]      inet6_addr_add+0x4f8/0xa40
[19202.471584][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19202.471584][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19202.471584][T19513]      netlink_rcv_skb+0x130/0x360
[19202.471584][T19513]      netlink_unicast+0x449/0x710
[19202.471584][T19513]      netlink_sendmsg+0x723/0xbe0
[19202.471584][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19202.471584][T19513]      ___sys_sendmsg+0xee/0x170
[19202.471584][T19513]      __sys_sendmsg+0xcd/0x170
[19202.471584][T19513]      do_syscall_64+0xc6/0x1e0
[19202.471584][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19202.471584][T19513] 
[19202.474062][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19202.474062][T19513]      netdev_get_by_index+0x5e/0x80
[19202.474062][T19513]      fib6_nh_init+0x3d8/0x15b0
[19202.474062][T19513]      ip6_route_info_create+0xf18/0x17d0
[19202.474062][T19513]      addrconf_f6i_alloc+0x315/0x560
[19202.474062][T19513]      ipv6_add_addr+0x411/0x2000
[19202.474062][T19513]      inet6_addr_add+0x30e/0xa40
[19202.474062][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19202.474062][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19202.474062][T19513]      netlink_rcv_skb+0x130/0x360
[19202.474062][T19513]      netlink_unicast+0x449/0x710
[19202.474062][T19513]      netlink_sendmsg+0x723/0xbe0
[19202.474062][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19202.474062][T19513]      ___sys_sendmsg+0xee/0x170
[19202.474062][T19513]      __sys_sendmsg+0xcd/0x170
[19202.474062][T19513]      do_syscall_64+0xc6/0x1e0
[19202.474062][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19202.474062][T19513] 
[19202.476475][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19202.476475][T19513]      netdev_get_by_index+0x5e/0x80
[19202.476475][T19513]      fib6_nh_init+0x3d8/0x15b0
[19202.476475][T19513]      ip6_route_info_create+0xf18/0x17d0
[19202.476475][T19513]      ip6_route_add+0x1c/0x140
[19202.476475][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19202.476475][T19513]      addrconf_add_dev+0xe2/0x170
[19202.476475][T19513]      inet6_addr_add+0x12f/0xa40
[19202.476475][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19202.476475][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19202.476475][T19513]      netlink_rcv_skb+0x130/0x360
[19202.476475][T19513]      netlink_unicast+0x449/0x710
[19202.476475][T19513]      netlink_sendmsg+0x723/0xbe0
[19202.476475][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19202.476475][T19513]      ___sys_sendmsg+0xee/0x170
[19202.476475][T19513]      __sys_sendmsg+0xcd/0x170
[19202.476475][T19513]      do_syscall_64+0xc6/0x1e0
[19202.476475][T19513] 
[19202.478858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19202.478858][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19202.478858][T19513]      ipv6_find_idev+0x102/0x170
[19202.478858][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19202.478858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19202.478858][T19513]      netlink_rcv_skb+0x130/0x360
[19202.478858][T19513]      netlink_unicast+0x449/0x710
[19202.478858][T19513]      netlink_sendmsg+0x723/0xbe0
[19202.478858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19202.478858][T19513]      ___sys_sendmsg+0xee/0x170
[19202.478858][T19513]      __sys_sendmsg+0xcd/0x170
[19202.478858][T19513]      do_syscall_64+0xc6/0x1e0
[19202.478858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19202.478858][T19513] 
[19202.480726][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19202.480726][T19513]      neigh_parms_alloc+0x1e5/0x510
[19202.480726][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19202.480726][T19513]      ipv6_find_idev+0x102/0x170
[19202.480726][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19202.480726][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19202.480726][T19513]      netlink_rcv_skb+0x130/0x360
[19202.480726][T19513]      netlink_unicast+0x449/0x710
[19202.480726][T19513]      netlink_sendmsg+0x723/0xbe0
[19202.480726][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19202.480726][T19513]      ___sys_sendmsg+0xee/0x170
[19202.480726][T19513]      __sys_sendmsg+0xcd/0x170
[19202.480726][T19513]      do_syscall_64+0xc6/0x1e0
[19202.480726][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19202.480726][T19513] 
[19212.719158][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19212.719598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19212.719598][T19513]      netdev_get_by_index+0x5e/0x80
[19212.719598][T19513]      fib6_nh_init+0x3d8/0x15b0
[19212.719598][T19513]      ip6_route_info_create+0xf18/0x17d0
[19212.719598][T19513]      ip6_route_add+0x1c/0x140
[19212.719598][T19513]      addrconf_prefix_route+0x2a6/0x430
[19212.719598][T19513]      inet6_addr_add+0x4f8/0xa40
[19212.719598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19212.719598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19212.719598][T19513]      netlink_rcv_skb+0x130/0x360
[19212.719598][T19513]      netlink_unicast+0x449/0x710
[19212.719598][T19513]      netlink_sendmsg+0x723/0xbe0
[19212.719598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19212.719598][T19513]      ___sys_sendmsg+0xee/0x170
[19212.719598][T19513]      __sys_sendmsg+0xcd/0x170
[19212.719598][T19513]      do_syscall_64+0xc6/0x1e0
[19212.719598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19212.719598][T19513] 
[19212.721880][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19212.721880][T19513]      netdev_get_by_index+0x5e/0x80
[19212.721880][T19513]      fib6_nh_init+0x3d8/0x15b0
[19212.721880][T19513]      ip6_route_info_create+0xf18/0x17d0
[19212.721880][T19513]      addrconf_f6i_alloc+0x315/0x560
[19212.721880][T19513]      ipv6_add_addr+0x411/0x2000
[19212.721880][T19513]      inet6_addr_add+0x30e/0xa40
[19212.721880][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19212.721880][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19212.721880][T19513]      netlink_rcv_skb+0x130/0x360
[19212.721880][T19513]      netlink_unicast+0x449/0x710
[19212.721880][T19513]      netlink_sendmsg+0x723/0xbe0
[19212.721880][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19212.721880][T19513]      ___sys_sendmsg+0xee/0x170
[19212.721880][T19513]      __sys_sendmsg+0xcd/0x170
[19212.721880][T19513]      do_syscall_64+0xc6/0x1e0
[19212.721880][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19212.721880][T19513] 
[19212.724109][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19212.724109][T19513]      netdev_get_by_index+0x5e/0x80
[19212.724109][T19513]      fib6_nh_init+0x3d8/0x15b0
[19212.724109][T19513]      ip6_route_info_create+0xf18/0x17d0
[19212.724109][T19513]      ip6_route_add+0x1c/0x140
[19212.724109][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19212.724109][T19513]      addrconf_add_dev+0xe2/0x170
[19212.724109][T19513]      inet6_addr_add+0x12f/0xa40
[19212.724109][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19212.724109][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19212.724109][T19513]      netlink_rcv_skb+0x130/0x360
[19212.724109][T19513]      netlink_unicast+0x449/0x710
[19212.724109][T19513]      netlink_sendmsg+0x723/0xbe0
[19212.724109][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19212.724109][T19513]      ___sys_sendmsg+0xee/0x170
[19212.724109][T19513]      __sys_sendmsg+0xcd/0x170
[19212.724109][T19513]      do_syscall_64+0xc6/0x1e0
[19212.724109][T19513] 
[19212.726291][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19212.726291][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19212.726291][T19513]      ipv6_find_idev+0x102/0x170
[19212.726291][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19212.726291][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19212.726291][T19513]      netlink_rcv_skb+0x130/0x360
[19212.726291][T19513]      netlink_unicast+0x449/0x710
[19212.726291][T19513]      netlink_sendmsg+0x723/0xbe0
[19212.726291][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19212.726291][T19513]      ___sys_sendmsg+0xee/0x170
[19212.726291][T19513]      __sys_sendmsg+0xcd/0x170
[19212.726291][T19513]      do_syscall_64+0xc6/0x1e0
[19212.726291][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19212.726291][T19513] 
[19212.728008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19212.728008][T19513]      neigh_parms_alloc+0x1e5/0x510
[19212.728008][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19212.728008][T19513]      ipv6_find_idev+0x102/0x170
[19212.728008][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19212.728008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19212.728008][T19513]      netlink_rcv_skb+0x130/0x360
[19212.728008][T19513]      netlink_unicast+0x449/0x710
[19212.728008][T19513]      netlink_sendmsg+0x723/0xbe0
[19212.728008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19212.728008][T19513]      ___sys_sendmsg+0xee/0x170
[19212.728008][T19513]      __sys_sendmsg+0xcd/0x170
[19212.728008][T19513]      do_syscall_64+0xc6/0x1e0
[19212.728008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19212.728008][T19513] 
[19222.983146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19222.983579][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19222.983579][T19513]      netdev_get_by_index+0x5e/0x80
[19222.983579][T19513]      fib6_nh_init+0x3d8/0x15b0
[19222.983579][T19513]      ip6_route_info_create+0xf18/0x17d0
[19222.983579][T19513]      ip6_route_add+0x1c/0x140
[19222.983579][T19513]      addrconf_prefix_route+0x2a6/0x430
[19222.983579][T19513]      inet6_addr_add+0x4f8/0xa40
[19222.983579][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19222.983579][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19222.983579][T19513]      netlink_rcv_skb+0x130/0x360
[19222.983579][T19513]      netlink_unicast+0x449/0x710
[19222.983579][T19513]      netlink_sendmsg+0x723/0xbe0
[19222.983579][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19222.983579][T19513]      ___sys_sendmsg+0xee/0x170
[19222.983579][T19513]      __sys_sendmsg+0xcd/0x170
[19222.983579][T19513]      do_syscall_64+0xc6/0x1e0
[19222.983579][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19222.983579][T19513] 
[19222.985818][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19222.985818][T19513]      netdev_get_by_index+0x5e/0x80
[19222.985818][T19513]      fib6_nh_init+0x3d8/0x15b0
[19222.985818][T19513]      ip6_route_info_create+0xf18/0x17d0
[19222.985818][T19513]      addrconf_f6i_alloc+0x315/0x560
[19222.985818][T19513]      ipv6_add_addr+0x411/0x2000
[19222.985818][T19513]      inet6_addr_add+0x30e/0xa40
[19222.985818][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19222.985818][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19222.985818][T19513]      netlink_rcv_skb+0x130/0x360
[19222.985818][T19513]      netlink_unicast+0x449/0x710
[19222.985818][T19513]      netlink_sendmsg+0x723/0xbe0
[19222.985818][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19222.985818][T19513]      ___sys_sendmsg+0xee/0x170
[19222.985818][T19513]      __sys_sendmsg+0xcd/0x170
[19222.985818][T19513]      do_syscall_64+0xc6/0x1e0
[19222.985818][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19222.985818][T19513] 
[19222.988044][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19222.988044][T19513]      netdev_get_by_index+0x5e/0x80
[19222.988044][T19513]      fib6_nh_init+0x3d8/0x15b0
[19222.988044][T19513]      ip6_route_info_create+0xf18/0x17d0
[19222.988044][T19513]      ip6_route_add+0x1c/0x140
[19222.988044][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19222.988044][T19513]      addrconf_add_dev+0xe2/0x170
[19222.988044][T19513]      inet6_addr_add+0x12f/0xa40
[19222.988044][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19222.988044][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19222.988044][T19513]      netlink_rcv_skb+0x130/0x360
[19222.988044][T19513]      netlink_unicast+0x449/0x710
[19222.988044][T19513]      netlink_sendmsg+0x723/0xbe0
[19222.988044][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19222.988044][T19513]      ___sys_sendmsg+0xee/0x170
[19222.988044][T19513]      __sys_sendmsg+0xcd/0x170
[19222.988044][T19513]      do_syscall_64+0xc6/0x1e0
[19222.988044][T19513] 
[19222.990249][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19222.990249][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19222.990249][T19513]      ipv6_find_idev+0x102/0x170
[19222.990249][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19222.990249][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19222.990249][T19513]      netlink_rcv_skb+0x130/0x360
[19222.990249][T19513]      netlink_unicast+0x449/0x710
[19222.990249][T19513]      netlink_sendmsg+0x723/0xbe0
[19222.990249][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19222.990249][T19513]      ___sys_sendmsg+0xee/0x170
[19222.990249][T19513]      __sys_sendmsg+0xcd/0x170
[19222.990249][T19513]      do_syscall_64+0xc6/0x1e0
[19222.990249][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19222.990249][T19513] 
[19222.991961][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19222.991961][T19513]      neigh_parms_alloc+0x1e5/0x510
[19222.991961][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19222.991961][T19513]      ipv6_find_idev+0x102/0x170
[19222.991961][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19222.991961][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19222.991961][T19513]      netlink_rcv_skb+0x130/0x360
[19222.991961][T19513]      netlink_unicast+0x449/0x710
[19222.991961][T19513]      netlink_sendmsg+0x723/0xbe0
[19222.991961][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19222.991961][T19513]      ___sys_sendmsg+0xee/0x170
[19222.991961][T19513]      __sys_sendmsg+0xcd/0x170
[19222.991961][T19513]      do_syscall_64+0xc6/0x1e0
[19222.991961][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19222.991961][T19513] 
[19233.095161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19233.095645][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19233.095645][T19513]      netdev_get_by_index+0x5e/0x80
[19233.095645][T19513]      fib6_nh_init+0x3d8/0x15b0
[19233.095645][T19513]      ip6_route_info_create+0xf18/0x17d0
[19233.095645][T19513]      ip6_route_add+0x1c/0x140
[19233.095645][T19513]      addrconf_prefix_route+0x2a6/0x430
[19233.095645][T19513]      inet6_addr_add+0x4f8/0xa40
[19233.095645][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19233.095645][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19233.095645][T19513]      netlink_rcv_skb+0x130/0x360
[19233.095645][T19513]      netlink_unicast+0x449/0x710
[19233.095645][T19513]      netlink_sendmsg+0x723/0xbe0
[19233.095645][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19233.095645][T19513]      ___sys_sendmsg+0xee/0x170
[19233.095645][T19513]      __sys_sendmsg+0xcd/0x170
[19233.095645][T19513]      do_syscall_64+0xc6/0x1e0
[19233.095645][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19233.095645][T19513] 
[19233.097941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19233.097941][T19513]      netdev_get_by_index+0x5e/0x80
[19233.097941][T19513]      fib6_nh_init+0x3d8/0x15b0
[19233.097941][T19513]      ip6_route_info_create+0xf18/0x17d0
[19233.097941][T19513]      addrconf_f6i_alloc+0x315/0x560
[19233.097941][T19513]      ipv6_add_addr+0x411/0x2000
[19233.097941][T19513]      inet6_addr_add+0x30e/0xa40
[19233.097941][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19233.097941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19233.097941][T19513]      netlink_rcv_skb+0x130/0x360
[19233.097941][T19513]      netlink_unicast+0x449/0x710
[19233.097941][T19513]      netlink_sendmsg+0x723/0xbe0
[19233.097941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19233.097941][T19513]      ___sys_sendmsg+0xee/0x170
[19233.097941][T19513]      __sys_sendmsg+0xcd/0x170
[19233.097941][T19513]      do_syscall_64+0xc6/0x1e0
[19233.097941][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19233.097941][T19513] 
[19233.100182][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19233.100182][T19513]      netdev_get_by_index+0x5e/0x80
[19233.100182][T19513]      fib6_nh_init+0x3d8/0x15b0
[19233.100182][T19513]      ip6_route_info_create+0xf18/0x17d0
[19233.100182][T19513]      ip6_route_add+0x1c/0x140
[19233.100182][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19233.100182][T19513]      addrconf_add_dev+0xe2/0x170
[19233.100182][T19513]      inet6_addr_add+0x12f/0xa40
[19233.100182][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19233.100182][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19233.100182][T19513]      netlink_rcv_skb+0x130/0x360
[19233.100182][T19513]      netlink_unicast+0x449/0x710
[19233.100182][T19513]      netlink_sendmsg+0x723/0xbe0
[19233.100182][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19233.100182][T19513]      ___sys_sendmsg+0xee/0x170
[19233.100182][T19513]      __sys_sendmsg+0xcd/0x170
[19233.100182][T19513]      do_syscall_64+0xc6/0x1e0
[19233.100182][T19513] 
[19233.102382][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19233.102382][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19233.102382][T19513]      ipv6_find_idev+0x102/0x170
[19233.102382][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19233.102382][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19233.102382][T19513]      netlink_rcv_skb+0x130/0x360
[19233.102382][T19513]      netlink_unicast+0x449/0x710
[19233.102382][T19513]      netlink_sendmsg+0x723/0xbe0
[19233.102382][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19233.102382][T19513]      ___sys_sendmsg+0xee/0x170
[19233.102382][T19513]      __sys_sendmsg+0xcd/0x170
[19233.102382][T19513]      do_syscall_64+0xc6/0x1e0
[19233.102382][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19233.102382][T19513] 
[19233.104090][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19233.104090][T19513]      neigh_parms_alloc+0x1e5/0x510
[19233.104090][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19233.104090][T19513]      ipv6_find_idev+0x102/0x170
[19233.104090][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19233.104090][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19233.104090][T19513]      netlink_rcv_skb+0x130/0x360
[19233.104090][T19513]      netlink_unicast+0x449/0x710
[19233.104090][T19513]      netlink_sendmsg+0x723/0xbe0
[19233.104090][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19233.104090][T19513]      ___sys_sendmsg+0xee/0x170
[19233.104090][T19513]      __sys_sendmsg+0xcd/0x170
[19233.104090][T19513]      do_syscall_64+0xc6/0x1e0
[19233.104090][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19233.104090][T19513] 
[19243.343150][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19243.343642][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19243.343642][T19513]      netdev_get_by_index+0x5e/0x80
[19243.343642][T19513]      fib6_nh_init+0x3d8/0x15b0
[19243.343642][T19513]      ip6_route_info_create+0xf18/0x17d0
[19243.343642][T19513]      ip6_route_add+0x1c/0x140
[19243.343642][T19513]      addrconf_prefix_route+0x2a6/0x430
[19243.343642][T19513]      inet6_addr_add+0x4f8/0xa40
[19243.343642][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19243.343642][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19243.343642][T19513]      netlink_rcv_skb+0x130/0x360
[19243.343642][T19513]      netlink_unicast+0x449/0x710
[19243.343642][T19513]      netlink_sendmsg+0x723/0xbe0
[19243.343642][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19243.343642][T19513]      ___sys_sendmsg+0xee/0x170
[19243.343642][T19513]      __sys_sendmsg+0xcd/0x170
[19243.343642][T19513]      do_syscall_64+0xc6/0x1e0
[19243.343642][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19243.343642][T19513] 
[19243.345888][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19243.345888][T19513]      netdev_get_by_index+0x5e/0x80
[19243.345888][T19513]      fib6_nh_init+0x3d8/0x15b0
[19243.345888][T19513]      ip6_route_info_create+0xf18/0x17d0
[19243.345888][T19513]      addrconf_f6i_alloc+0x315/0x560
[19243.345888][T19513]      ipv6_add_addr+0x411/0x2000
[19243.345888][T19513]      inet6_addr_add+0x30e/0xa40
[19243.345888][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19243.345888][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19243.345888][T19513]      netlink_rcv_skb+0x130/0x360
[19243.345888][T19513]      netlink_unicast+0x449/0x710
[19243.345888][T19513]      netlink_sendmsg+0x723/0xbe0
[19243.345888][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19243.345888][T19513]      ___sys_sendmsg+0xee/0x170
[19243.345888][T19513]      __sys_sendmsg+0xcd/0x170
[19243.345888][T19513]      do_syscall_64+0xc6/0x1e0
[19243.345888][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19243.345888][T19513] 
[19243.348115][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19243.348115][T19513]      netdev_get_by_index+0x5e/0x80
[19243.348115][T19513]      fib6_nh_init+0x3d8/0x15b0
[19243.348115][T19513]      ip6_route_info_create+0xf18/0x17d0
[19243.348115][T19513]      ip6_route_add+0x1c/0x140
[19243.348115][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19243.348115][T19513]      addrconf_add_dev+0xe2/0x170
[19243.348115][T19513]      inet6_addr_add+0x12f/0xa40
[19243.348115][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19243.348115][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19243.348115][T19513]      netlink_rcv_skb+0x130/0x360
[19243.348115][T19513]      netlink_unicast+0x449/0x710
[19243.348115][T19513]      netlink_sendmsg+0x723/0xbe0
[19243.348115][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19243.348115][T19513]      ___sys_sendmsg+0xee/0x170
[19243.348115][T19513]      __sys_sendmsg+0xcd/0x170
[19243.348115][T19513]      do_syscall_64+0xc6/0x1e0
[19243.348115][T19513] 
[19243.350322][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19243.350322][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19243.350322][T19513]      ipv6_find_idev+0x102/0x170
[19243.350322][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19243.350322][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19243.350322][T19513]      netlink_rcv_skb+0x130/0x360
[19243.350322][T19513]      netlink_unicast+0x449/0x710
[19243.350322][T19513]      netlink_sendmsg+0x723/0xbe0
[19243.350322][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19243.350322][T19513]      ___sys_sendmsg+0xee/0x170
[19243.350322][T19513]      __sys_sendmsg+0xcd/0x170
[19243.350322][T19513]      do_syscall_64+0xc6/0x1e0
[19243.350322][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19243.350322][T19513] 
[19243.352031][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19243.352031][T19513]      neigh_parms_alloc+0x1e5/0x510
[19243.352031][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19243.352031][T19513]      ipv6_find_idev+0x102/0x170
[19243.352031][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19243.352031][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19243.352031][T19513]      netlink_rcv_skb+0x130/0x360
[19243.352031][T19513]      netlink_unicast+0x449/0x710
[19243.352031][T19513]      netlink_sendmsg+0x723/0xbe0
[19243.352031][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19243.352031][T19513]      ___sys_sendmsg+0xee/0x170
[19243.352031][T19513]      __sys_sendmsg+0xcd/0x170
[19243.352031][T19513]      do_syscall_64+0xc6/0x1e0
[19243.352031][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19243.352031][T19513] 
[19253.591096][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19253.591570][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19253.591570][T19513]      netdev_get_by_index+0x5e/0x80
[19253.591570][T19513]      fib6_nh_init+0x3d8/0x15b0
[19253.591570][T19513]      ip6_route_info_create+0xf18/0x17d0
[19253.591570][T19513]      ip6_route_add+0x1c/0x140
[19253.591570][T19513]      addrconf_prefix_route+0x2a6/0x430
[19253.591570][T19513]      inet6_addr_add+0x4f8/0xa40
[19253.591570][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19253.591570][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19253.591570][T19513]      netlink_rcv_skb+0x130/0x360
[19253.591570][T19513]      netlink_unicast+0x449/0x710
[19253.591570][T19513]      netlink_sendmsg+0x723/0xbe0
[19253.591570][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19253.591570][T19513]      ___sys_sendmsg+0xee/0x170
[19253.591570][T19513]      __sys_sendmsg+0xcd/0x170
[19253.591570][T19513]      do_syscall_64+0xc6/0x1e0
[19253.591570][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19253.591570][T19513] 
[19253.593837][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19253.593837][T19513]      netdev_get_by_index+0x5e/0x80
[19253.593837][T19513]      fib6_nh_init+0x3d8/0x15b0
[19253.593837][T19513]      ip6_route_info_create+0xf18/0x17d0
[19253.593837][T19513]      addrconf_f6i_alloc+0x315/0x560
[19253.593837][T19513]      ipv6_add_addr+0x411/0x2000
[19253.593837][T19513]      inet6_addr_add+0x30e/0xa40
[19253.593837][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19253.593837][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19253.593837][T19513]      netlink_rcv_skb+0x130/0x360
[19253.593837][T19513]      netlink_unicast+0x449/0x710
[19253.593837][T19513]      netlink_sendmsg+0x723/0xbe0
[19253.593837][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19253.593837][T19513]      ___sys_sendmsg+0xee/0x170
[19253.593837][T19513]      __sys_sendmsg+0xcd/0x170
[19253.593837][T19513]      do_syscall_64+0xc6/0x1e0
[19253.593837][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19253.593837][T19513] 
[19253.596063][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19253.596063][T19513]      netdev_get_by_index+0x5e/0x80
[19253.596063][T19513]      fib6_nh_init+0x3d8/0x15b0
[19253.596063][T19513]      ip6_route_info_create+0xf18/0x17d0
[19253.596063][T19513]      ip6_route_add+0x1c/0x140
[19253.596063][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19253.596063][T19513]      addrconf_add_dev+0xe2/0x170
[19253.596063][T19513]      inet6_addr_add+0x12f/0xa40
[19253.596063][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19253.596063][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19253.596063][T19513]      netlink_rcv_skb+0x130/0x360
[19253.596063][T19513]      netlink_unicast+0x449/0x710
[19253.596063][T19513]      netlink_sendmsg+0x723/0xbe0
[19253.596063][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19253.596063][T19513]      ___sys_sendmsg+0xee/0x170
[19253.596063][T19513]      __sys_sendmsg+0xcd/0x170
[19253.596063][T19513]      do_syscall_64+0xc6/0x1e0
[19253.596063][T19513] 
[19253.598254][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19253.598254][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19253.598254][T19513]      ipv6_find_idev+0x102/0x170
[19253.598254][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19253.598254][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19253.598254][T19513]      netlink_rcv_skb+0x130/0x360
[19253.598254][T19513]      netlink_unicast+0x449/0x710
[19253.598254][T19513]      netlink_sendmsg+0x723/0xbe0
[19253.598254][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19253.598254][T19513]      ___sys_sendmsg+0xee/0x170
[19253.598254][T19513]      __sys_sendmsg+0xcd/0x170
[19253.598254][T19513]      do_syscall_64+0xc6/0x1e0
[19253.598254][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19253.598254][T19513] 
[19253.600093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19253.600093][T19513]      neigh_parms_alloc+0x1e5/0x510
[19253.600093][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19253.600093][T19513]      ipv6_find_idev+0x102/0x170
[19253.600093][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19253.600093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19253.600093][T19513]      netlink_rcv_skb+0x130/0x360
[19253.600093][T19513]      netlink_unicast+0x449/0x710
[19253.600093][T19513]      netlink_sendmsg+0x723/0xbe0
[19253.600093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19253.600093][T19513]      ___sys_sendmsg+0xee/0x170
[19253.600093][T19513]      __sys_sendmsg+0xcd/0x170
[19253.600093][T19513]      do_syscall_64+0xc6/0x1e0
[19253.600093][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19253.600093][T19513] 
[19263.655096][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19263.655602][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19263.655602][T19513]      netdev_get_by_index+0x5e/0x80
[19263.655602][T19513]      fib6_nh_init+0x3d8/0x15b0
[19263.655602][T19513]      ip6_route_info_create+0xf18/0x17d0
[19263.655602][T19513]      ip6_route_add+0x1c/0x140
[19263.655602][T19513]      addrconf_prefix_route+0x2a6/0x430
[19263.655602][T19513]      inet6_addr_add+0x4f8/0xa40
[19263.655602][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19263.655602][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19263.655602][T19513]      netlink_rcv_skb+0x130/0x360
[19263.655602][T19513]      netlink_unicast+0x449/0x710
[19263.655602][T19513]      netlink_sendmsg+0x723/0xbe0
[19263.655602][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19263.655602][T19513]      ___sys_sendmsg+0xee/0x170
[19263.655602][T19513]      __sys_sendmsg+0xcd/0x170
[19263.655602][T19513]      do_syscall_64+0xc6/0x1e0
[19263.655602][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19263.655602][T19513] 
[19263.657890][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19263.657890][T19513]      netdev_get_by_index+0x5e/0x80
[19263.657890][T19513]      fib6_nh_init+0x3d8/0x15b0
[19263.657890][T19513]      ip6_route_info_create+0xf18/0x17d0
[19263.657890][T19513]      addrconf_f6i_alloc+0x315/0x560
[19263.657890][T19513]      ipv6_add_addr+0x411/0x2000
[19263.657890][T19513]      inet6_addr_add+0x30e/0xa40
[19263.657890][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19263.657890][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19263.657890][T19513]      netlink_rcv_skb+0x130/0x360
[19263.657890][T19513]      netlink_unicast+0x449/0x710
[19263.657890][T19513]      netlink_sendmsg+0x723/0xbe0
[19263.657890][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19263.657890][T19513]      ___sys_sendmsg+0xee/0x170
[19263.657890][T19513]      __sys_sendmsg+0xcd/0x170
[19263.657890][T19513]      do_syscall_64+0xc6/0x1e0
[19263.657890][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19263.657890][T19513] 
[19263.660182][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19263.660182][T19513]      netdev_get_by_index+0x5e/0x80
[19263.660182][T19513]      fib6_nh_init+0x3d8/0x15b0
[19263.660182][T19513]      ip6_route_info_create+0xf18/0x17d0
[19263.660182][T19513]      ip6_route_add+0x1c/0x140
[19263.660182][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19263.660182][T19513]      addrconf_add_dev+0xe2/0x170
[19263.660182][T19513]      inet6_addr_add+0x12f/0xa40
[19263.660182][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19263.660182][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19263.660182][T19513]      netlink_rcv_skb+0x130/0x360
[19263.660182][T19513]      netlink_unicast+0x449/0x710
[19263.660182][T19513]      netlink_sendmsg+0x723/0xbe0
[19263.660182][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19263.660182][T19513]      ___sys_sendmsg+0xee/0x170
[19263.660182][T19513]      __sys_sendmsg+0xcd/0x170
[19263.660182][T19513]      do_syscall_64+0xc6/0x1e0
[19263.660182][T19513] 
[19263.662440][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19263.662440][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19263.662440][T19513]      ipv6_find_idev+0x102/0x170
[19263.662440][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19263.662440][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19263.662440][T19513]      netlink_rcv_skb+0x130/0x360
[19263.662440][T19513]      netlink_unicast+0x449/0x710
[19263.662440][T19513]      netlink_sendmsg+0x723/0xbe0
[19263.662440][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19263.662440][T19513]      ___sys_sendmsg+0xee/0x170
[19263.662440][T19513]      __sys_sendmsg+0xcd/0x170
[19263.662440][T19513]      do_syscall_64+0xc6/0x1e0
[19263.662440][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19263.662440][T19513] 
[19263.664190][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19263.664190][T19513]      neigh_parms_alloc+0x1e5/0x510
[19263.664190][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19263.664190][T19513]      ipv6_find_idev+0x102/0x170
[19263.664190][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19263.664190][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19263.664190][T19513]      netlink_rcv_skb+0x130/0x360
[19263.664190][T19513]      netlink_unicast+0x449/0x710
[19263.664190][T19513]      netlink_sendmsg+0x723/0xbe0
[19263.664190][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19263.664190][T19513]      ___sys_sendmsg+0xee/0x170
[19263.664190][T19513]      __sys_sendmsg+0xcd/0x170
[19263.664190][T19513]      do_syscall_64+0xc6/0x1e0
[19263.664190][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19263.664190][T19513] 
[19273.919095][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19273.919516][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19273.919516][T19513]      netdev_get_by_index+0x5e/0x80
[19273.919516][T19513]      fib6_nh_init+0x3d8/0x15b0
[19273.919516][T19513]      ip6_route_info_create+0xf18/0x17d0
[19273.919516][T19513]      ip6_route_add+0x1c/0x140
[19273.919516][T19513]      addrconf_prefix_route+0x2a6/0x430
[19273.919516][T19513]      inet6_addr_add+0x4f8/0xa40
[19273.919516][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19273.919516][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19273.919516][T19513]      netlink_rcv_skb+0x130/0x360
[19273.919516][T19513]      netlink_unicast+0x449/0x710
[19273.919516][T19513]      netlink_sendmsg+0x723/0xbe0
[19273.919516][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19273.919516][T19513]      ___sys_sendmsg+0xee/0x170
[19273.919516][T19513]      __sys_sendmsg+0xcd/0x170
[19273.919516][T19513]      do_syscall_64+0xc6/0x1e0
[19273.919516][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19273.919516][T19513] 
[19273.921788][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19273.921788][T19513]      netdev_get_by_index+0x5e/0x80
[19273.921788][T19513]      fib6_nh_init+0x3d8/0x15b0
[19273.921788][T19513]      ip6_route_info_create+0xf18/0x17d0
[19273.921788][T19513]      addrconf_f6i_alloc+0x315/0x560
[19273.921788][T19513]      ipv6_add_addr+0x411/0x2000
[19273.921788][T19513]      inet6_addr_add+0x30e/0xa40
[19273.921788][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19273.921788][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19273.921788][T19513]      netlink_rcv_skb+0x130/0x360
[19273.921788][T19513]      netlink_unicast+0x449/0x710
[19273.921788][T19513]      netlink_sendmsg+0x723/0xbe0
[19273.921788][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19273.921788][T19513]      ___sys_sendmsg+0xee/0x170
[19273.921788][T19513]      __sys_sendmsg+0xcd/0x170
[19273.921788][T19513]      do_syscall_64+0xc6/0x1e0
[19273.921788][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19273.921788][T19513] 
[19273.924030][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19273.924030][T19513]      netdev_get_by_index+0x5e/0x80
[19273.924030][T19513]      fib6_nh_init+0x3d8/0x15b0
[19273.924030][T19513]      ip6_route_info_create+0xf18/0x17d0
[19273.924030][T19513]      ip6_route_add+0x1c/0x140
[19273.924030][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19273.924030][T19513]      addrconf_add_dev+0xe2/0x170
[19273.924030][T19513]      inet6_addr_add+0x12f/0xa40
[19273.924030][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19273.924030][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19273.924030][T19513]      netlink_rcv_skb+0x130/0x360
[19273.924030][T19513]      netlink_unicast+0x449/0x710
[19273.924030][T19513]      netlink_sendmsg+0x723/0xbe0
[19273.924030][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19273.924030][T19513]      ___sys_sendmsg+0xee/0x170
[19273.924030][T19513]      __sys_sendmsg+0xcd/0x170
[19273.924030][T19513]      do_syscall_64+0xc6/0x1e0
[19273.924030][T19513] 
[19273.926239][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19273.926239][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19273.926239][T19513]      ipv6_find_idev+0x102/0x170
[19273.926239][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19273.926239][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19273.926239][T19513]      netlink_rcv_skb+0x130/0x360
[19273.926239][T19513]      netlink_unicast+0x449/0x710
[19273.926239][T19513]      netlink_sendmsg+0x723/0xbe0
[19273.926239][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19273.926239][T19513]      ___sys_sendmsg+0xee/0x170
[19273.926239][T19513]      __sys_sendmsg+0xcd/0x170
[19273.926239][T19513]      do_syscall_64+0xc6/0x1e0
[19273.926239][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19273.926239][T19513] 
[19273.927964][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19273.927964][T19513]      neigh_parms_alloc+0x1e5/0x510
[19273.927964][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19273.927964][T19513]      ipv6_find_idev+0x102/0x170
[19273.927964][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19273.927964][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19273.927964][T19513]      netlink_rcv_skb+0x130/0x360
[19273.927964][T19513]      netlink_unicast+0x449/0x710
[19273.927964][T19513]      netlink_sendmsg+0x723/0xbe0
[19273.927964][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19273.927964][T19513]      ___sys_sendmsg+0xee/0x170
[19273.927964][T19513]      __sys_sendmsg+0xcd/0x170
[19273.927964][T19513]      do_syscall_64+0xc6/0x1e0
[19273.927964][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19273.927964][T19513] 
[19284.175150][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19284.175570][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19284.175570][T19513]      netdev_get_by_index+0x5e/0x80
[19284.175570][T19513]      fib6_nh_init+0x3d8/0x15b0
[19284.175570][T19513]      ip6_route_info_create+0xf18/0x17d0
[19284.175570][T19513]      ip6_route_add+0x1c/0x140
[19284.175570][T19513]      addrconf_prefix_route+0x2a6/0x430
[19284.175570][T19513]      inet6_addr_add+0x4f8/0xa40
[19284.175570][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19284.175570][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19284.175570][T19513]      netlink_rcv_skb+0x130/0x360
[19284.175570][T19513]      netlink_unicast+0x449/0x710
[19284.175570][T19513]      netlink_sendmsg+0x723/0xbe0
[19284.175570][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19284.175570][T19513]      ___sys_sendmsg+0xee/0x170
[19284.175570][T19513]      __sys_sendmsg+0xcd/0x170
[19284.175570][T19513]      do_syscall_64+0xc6/0x1e0
[19284.175570][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19284.175570][T19513] 
[19284.177841][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19284.177841][T19513]      netdev_get_by_index+0x5e/0x80
[19284.177841][T19513]      fib6_nh_init+0x3d8/0x15b0
[19284.177841][T19513]      ip6_route_info_create+0xf18/0x17d0
[19284.177841][T19513]      addrconf_f6i_alloc+0x315/0x560
[19284.177841][T19513]      ipv6_add_addr+0x411/0x2000
[19284.177841][T19513]      inet6_addr_add+0x30e/0xa40
[19284.177841][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19284.177841][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19284.177841][T19513]      netlink_rcv_skb+0x130/0x360
[19284.177841][T19513]      netlink_unicast+0x449/0x710
[19284.177841][T19513]      netlink_sendmsg+0x723/0xbe0
[19284.177841][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19284.177841][T19513]      ___sys_sendmsg+0xee/0x170
[19284.177841][T19513]      __sys_sendmsg+0xcd/0x170
[19284.177841][T19513]      do_syscall_64+0xc6/0x1e0
[19284.177841][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19284.177841][T19513] 
[19284.180098][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19284.180098][T19513]      netdev_get_by_index+0x5e/0x80
[19284.180098][T19513]      fib6_nh_init+0x3d8/0x15b0
[19284.180098][T19513]      ip6_route_info_create+0xf18/0x17d0
[19284.180098][T19513]      ip6_route_add+0x1c/0x140
[19284.180098][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19284.180098][T19513]      addrconf_add_dev+0xe2/0x170
[19284.180098][T19513]      inet6_addr_add+0x12f/0xa40
[19284.180098][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19284.180098][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19284.180098][T19513]      netlink_rcv_skb+0x130/0x360
[19284.180098][T19513]      netlink_unicast+0x449/0x710
[19284.180098][T19513]      netlink_sendmsg+0x723/0xbe0
[19284.180098][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19284.180098][T19513]      ___sys_sendmsg+0xee/0x170
[19284.180098][T19513]      __sys_sendmsg+0xcd/0x170
[19284.180098][T19513]      do_syscall_64+0xc6/0x1e0
[19284.180098][T19513] 
[19284.182315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19284.182315][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19284.182315][T19513]      ipv6_find_idev+0x102/0x170
[19284.182315][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19284.182315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19284.182315][T19513]      netlink_rcv_skb+0x130/0x360
[19284.182315][T19513]      netlink_unicast+0x449/0x710
[19284.182315][T19513]      netlink_sendmsg+0x723/0xbe0
[19284.182315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19284.182315][T19513]      ___sys_sendmsg+0xee/0x170
[19284.182315][T19513]      __sys_sendmsg+0xcd/0x170
[19284.182315][T19513]      do_syscall_64+0xc6/0x1e0
[19284.182315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19284.182315][T19513] 
[19284.184083][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19284.184083][T19513]      neigh_parms_alloc+0x1e5/0x510
[19284.184083][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19284.184083][T19513]      ipv6_find_idev+0x102/0x170
[19284.184083][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19284.184083][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19284.184083][T19513]      netlink_rcv_skb+0x130/0x360
[19284.184083][T19513]      netlink_unicast+0x449/0x710
[19284.184083][T19513]      netlink_sendmsg+0x723/0xbe0
[19284.184083][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19284.184083][T19513]      ___sys_sendmsg+0xee/0x170
[19284.184083][T19513]      __sys_sendmsg+0xcd/0x170
[19284.184083][T19513]      do_syscall_64+0xc6/0x1e0
[19284.184083][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19284.184083][T19513] 
[19294.439080][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19294.439504][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19294.439504][T19513]      netdev_get_by_index+0x5e/0x80
[19294.439504][T19513]      fib6_nh_init+0x3d8/0x15b0
[19294.439504][T19513]      ip6_route_info_create+0xf18/0x17d0
[19294.439504][T19513]      ip6_route_add+0x1c/0x140
[19294.439504][T19513]      addrconf_prefix_route+0x2a6/0x430
[19294.439504][T19513]      inet6_addr_add+0x4f8/0xa40
[19294.439504][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19294.439504][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19294.439504][T19513]      netlink_rcv_skb+0x130/0x360
[19294.439504][T19513]      netlink_unicast+0x449/0x710
[19294.439504][T19513]      netlink_sendmsg+0x723/0xbe0
[19294.439504][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19294.439504][T19513]      ___sys_sendmsg+0xee/0x170
[19294.439504][T19513]      __sys_sendmsg+0xcd/0x170
[19294.439504][T19513]      do_syscall_64+0xc6/0x1e0
[19294.439504][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19294.439504][T19513] 
[19294.441875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19294.441875][T19513]      netdev_get_by_index+0x5e/0x80
[19294.441875][T19513]      fib6_nh_init+0x3d8/0x15b0
[19294.441875][T19513]      ip6_route_info_create+0xf18/0x17d0
[19294.441875][T19513]      addrconf_f6i_alloc+0x315/0x560
[19294.441875][T19513]      ipv6_add_addr+0x411/0x2000
[19294.441875][T19513]      inet6_addr_add+0x30e/0xa40
[19294.441875][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19294.441875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19294.441875][T19513]      netlink_rcv_skb+0x130/0x360
[19294.441875][T19513]      netlink_unicast+0x449/0x710
[19294.441875][T19513]      netlink_sendmsg+0x723/0xbe0
[19294.441875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19294.441875][T19513]      ___sys_sendmsg+0xee/0x170
[19294.441875][T19513]      __sys_sendmsg+0xcd/0x170
[19294.441875][T19513]      do_syscall_64+0xc6/0x1e0
[19294.441875][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19294.441875][T19513] 
[19294.444157][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19294.444157][T19513]      netdev_get_by_index+0x5e/0x80
[19294.444157][T19513]      fib6_nh_init+0x3d8/0x15b0
[19294.444157][T19513]      ip6_route_info_create+0xf18/0x17d0
[19294.444157][T19513]      ip6_route_add+0x1c/0x140
[19294.444157][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19294.444157][T19513]      addrconf_add_dev+0xe2/0x170
[19294.444157][T19513]      inet6_addr_add+0x12f/0xa40
[19294.444157][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19294.444157][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19294.444157][T19513]      netlink_rcv_skb+0x130/0x360
[19294.444157][T19513]      netlink_unicast+0x449/0x710
[19294.444157][T19513]      netlink_sendmsg+0x723/0xbe0
[19294.444157][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19294.444157][T19513]      ___sys_sendmsg+0xee/0x170
[19294.444157][T19513]      __sys_sendmsg+0xcd/0x170
[19294.444157][T19513]      do_syscall_64+0xc6/0x1e0
[19294.444157][T19513] 
[19294.446384][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19294.446384][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19294.446384][T19513]      ipv6_find_idev+0x102/0x170
[19294.446384][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19294.446384][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19294.446384][T19513]      netlink_rcv_skb+0x130/0x360
[19294.446384][T19513]      netlink_unicast+0x449/0x710
[19294.446384][T19513]      netlink_sendmsg+0x723/0xbe0
[19294.446384][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19294.446384][T19513]      ___sys_sendmsg+0xee/0x170
[19294.446384][T19513]      __sys_sendmsg+0xcd/0x170
[19294.446384][T19513]      do_syscall_64+0xc6/0x1e0
[19294.446384][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19294.446384][T19513] 
[19294.448135][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19294.448135][T19513]      neigh_parms_alloc+0x1e5/0x510
[19294.448135][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19294.448135][T19513]      ipv6_find_idev+0x102/0x170
[19294.448135][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19294.448135][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19294.448135][T19513]      netlink_rcv_skb+0x130/0x360
[19294.448135][T19513]      netlink_unicast+0x449/0x710
[19294.448135][T19513]      netlink_sendmsg+0x723/0xbe0
[19294.448135][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19294.448135][T19513]      ___sys_sendmsg+0xee/0x170
[19294.448135][T19513]      __sys_sendmsg+0xcd/0x170
[19294.448135][T19513]      do_syscall_64+0xc6/0x1e0
[19294.448135][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19294.448135][T19513] 
[19304.487179][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19304.487669][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19304.487669][T19513]      netdev_get_by_index+0x5e/0x80
[19304.487669][T19513]      fib6_nh_init+0x3d8/0x15b0
[19304.487669][T19513]      ip6_route_info_create+0xf18/0x17d0
[19304.487669][T19513]      ip6_route_add+0x1c/0x140
[19304.487669][T19513]      addrconf_prefix_route+0x2a6/0x430
[19304.487669][T19513]      inet6_addr_add+0x4f8/0xa40
[19304.487669][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19304.487669][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19304.487669][T19513]      netlink_rcv_skb+0x130/0x360
[19304.487669][T19513]      netlink_unicast+0x449/0x710
[19304.487669][T19513]      netlink_sendmsg+0x723/0xbe0
[19304.487669][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19304.487669][T19513]      ___sys_sendmsg+0xee/0x170
[19304.487669][T19513]      __sys_sendmsg+0xcd/0x170
[19304.487669][T19513]      do_syscall_64+0xc6/0x1e0
[19304.487669][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19304.487669][T19513] 
[19304.489899][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19304.489899][T19513]      netdev_get_by_index+0x5e/0x80
[19304.489899][T19513]      fib6_nh_init+0x3d8/0x15b0
[19304.489899][T19513]      ip6_route_info_create+0xf18/0x17d0
[19304.489899][T19513]      addrconf_f6i_alloc+0x315/0x560
[19304.489899][T19513]      ipv6_add_addr+0x411/0x2000
[19304.489899][T19513]      inet6_addr_add+0x30e/0xa40
[19304.489899][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19304.489899][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19304.489899][T19513]      netlink_rcv_skb+0x130/0x360
[19304.489899][T19513]      netlink_unicast+0x449/0x710
[19304.489899][T19513]      netlink_sendmsg+0x723/0xbe0
[19304.489899][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19304.489899][T19513]      ___sys_sendmsg+0xee/0x170
[19304.489899][T19513]      __sys_sendmsg+0xcd/0x170
[19304.489899][T19513]      do_syscall_64+0xc6/0x1e0
[19304.489899][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19304.489899][T19513] 
[19304.492097][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19304.492097][T19513]      netdev_get_by_index+0x5e/0x80
[19304.492097][T19513]      fib6_nh_init+0x3d8/0x15b0
[19304.492097][T19513]      ip6_route_info_create+0xf18/0x17d0
[19304.492097][T19513]      ip6_route_add+0x1c/0x140
[19304.492097][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19304.492097][T19513]      addrconf_add_dev+0xe2/0x170
[19304.492097][T19513]      inet6_addr_add+0x12f/0xa40
[19304.492097][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19304.492097][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19304.492097][T19513]      netlink_rcv_skb+0x130/0x360
[19304.492097][T19513]      netlink_unicast+0x449/0x710
[19304.492097][T19513]      netlink_sendmsg+0x723/0xbe0
[19304.492097][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19304.492097][T19513]      ___sys_sendmsg+0xee/0x170
[19304.492097][T19513]      __sys_sendmsg+0xcd/0x170
[19304.492097][T19513]      do_syscall_64+0xc6/0x1e0
[19304.492097][T19513] 
[19304.494250][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19304.494250][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19304.494250][T19513]      ipv6_find_idev+0x102/0x170
[19304.494250][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19304.494250][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19304.494250][T19513]      netlink_rcv_skb+0x130/0x360
[19304.494250][T19513]      netlink_unicast+0x449/0x710
[19304.494250][T19513]      netlink_sendmsg+0x723/0xbe0
[19304.494250][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19304.494250][T19513]      ___sys_sendmsg+0xee/0x170
[19304.494250][T19513]      __sys_sendmsg+0xcd/0x170
[19304.494250][T19513]      do_syscall_64+0xc6/0x1e0
[19304.494250][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19304.494250][T19513] 
[19304.495947][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19304.495947][T19513]      neigh_parms_alloc+0x1e5/0x510
[19304.495947][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19304.495947][T19513]      ipv6_find_idev+0x102/0x170
[19304.495947][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19304.495947][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19304.495947][T19513]      netlink_rcv_skb+0x130/0x360
[19304.495947][T19513]      netlink_unicast+0x449/0x710
[19304.495947][T19513]      netlink_sendmsg+0x723/0xbe0
[19304.495947][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19304.495947][T19513]      ___sys_sendmsg+0xee/0x170
[19304.495947][T19513]      __sys_sendmsg+0xcd/0x170
[19304.495947][T19513]      do_syscall_64+0xc6/0x1e0
[19304.495947][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19304.495947][T19513] 
[19314.767108][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19314.767593][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19314.767593][T19513]      netdev_get_by_index+0x5e/0x80
[19314.767593][T19513]      fib6_nh_init+0x3d8/0x15b0
[19314.767593][T19513]      ip6_route_info_create+0xf18/0x17d0
[19314.767593][T19513]      ip6_route_add+0x1c/0x140
[19314.767593][T19513]      addrconf_prefix_route+0x2a6/0x430
[19314.767593][T19513]      inet6_addr_add+0x4f8/0xa40
[19314.767593][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19314.767593][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19314.767593][T19513]      netlink_rcv_skb+0x130/0x360
[19314.767593][T19513]      netlink_unicast+0x449/0x710
[19314.767593][T19513]      netlink_sendmsg+0x723/0xbe0
[19314.767593][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19314.767593][T19513]      ___sys_sendmsg+0xee/0x170
[19314.767593][T19513]      __sys_sendmsg+0xcd/0x170
[19314.767593][T19513]      do_syscall_64+0xc6/0x1e0
[19314.767593][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19314.767593][T19513] 
[19314.769966][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19314.769966][T19513]      netdev_get_by_index+0x5e/0x80
[19314.769966][T19513]      fib6_nh_init+0x3d8/0x15b0
[19314.769966][T19513]      ip6_route_info_create+0xf18/0x17d0
[19314.769966][T19513]      addrconf_f6i_alloc+0x315/0x560
[19314.769966][T19513]      ipv6_add_addr+0x411/0x2000
[19314.769966][T19513]      inet6_addr_add+0x30e/0xa40
[19314.769966][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19314.769966][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19314.769966][T19513]      netlink_rcv_skb+0x130/0x360
[19314.769966][T19513]      netlink_unicast+0x449/0x710
[19314.769966][T19513]      netlink_sendmsg+0x723/0xbe0
[19314.769966][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19314.769966][T19513]      ___sys_sendmsg+0xee/0x170
[19314.769966][T19513]      __sys_sendmsg+0xcd/0x170
[19314.769966][T19513]      do_syscall_64+0xc6/0x1e0
[19314.769966][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19314.769966][T19513] 
[19314.772272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19314.772272][T19513]      netdev_get_by_index+0x5e/0x80
[19314.772272][T19513]      fib6_nh_init+0x3d8/0x15b0
[19314.772272][T19513]      ip6_route_info_create+0xf18/0x17d0
[19314.772272][T19513]      ip6_route_add+0x1c/0x140
[19314.772272][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19314.772272][T19513]      addrconf_add_dev+0xe2/0x170
[19314.772272][T19513]      inet6_addr_add+0x12f/0xa40
[19314.772272][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19314.772272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19314.772272][T19513]      netlink_rcv_skb+0x130/0x360
[19314.772272][T19513]      netlink_unicast+0x449/0x710
[19314.772272][T19513]      netlink_sendmsg+0x723/0xbe0
[19314.772272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19314.772272][T19513]      ___sys_sendmsg+0xee/0x170
[19314.772272][T19513]      __sys_sendmsg+0xcd/0x170
[19314.772272][T19513]      do_syscall_64+0xc6/0x1e0
[19314.772272][T19513] 
[19314.774564][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19314.774564][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19314.774564][T19513]      ipv6_find_idev+0x102/0x170
[19314.774564][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19314.774564][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19314.774564][T19513]      netlink_rcv_skb+0x130/0x360
[19314.774564][T19513]      netlink_unicast+0x449/0x710
[19314.774564][T19513]      netlink_sendmsg+0x723/0xbe0
[19314.774564][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19314.774564][T19513]      ___sys_sendmsg+0xee/0x170
[19314.774564][T19513]      __sys_sendmsg+0xcd/0x170
[19314.774564][T19513]      do_syscall_64+0xc6/0x1e0
[19314.774564][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19314.774564][T19513] 
[19314.776355][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19314.776355][T19513]      neigh_parms_alloc+0x1e5/0x510
[19314.776355][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19314.776355][T19513]      ipv6_find_idev+0x102/0x170
[19314.776355][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19314.776355][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19314.776355][T19513]      netlink_rcv_skb+0x130/0x360
[19314.776355][T19513]      netlink_unicast+0x449/0x710
[19314.776355][T19513]      netlink_sendmsg+0x723/0xbe0
[19314.776355][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19314.776355][T19513]      ___sys_sendmsg+0xee/0x170
[19314.776355][T19513]      __sys_sendmsg+0xcd/0x170
[19314.776355][T19513]      do_syscall_64+0xc6/0x1e0
[19314.776355][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19314.776355][T19513] 
[19325.015093][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19325.015506][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19325.015506][T19513]      netdev_get_by_index+0x5e/0x80
[19325.015506][T19513]      fib6_nh_init+0x3d8/0x15b0
[19325.015506][T19513]      ip6_route_info_create+0xf18/0x17d0
[19325.015506][T19513]      ip6_route_add+0x1c/0x140
[19325.015506][T19513]      addrconf_prefix_route+0x2a6/0x430
[19325.015506][T19513]      inet6_addr_add+0x4f8/0xa40
[19325.015506][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19325.015506][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19325.015506][T19513]      netlink_rcv_skb+0x130/0x360
[19325.015506][T19513]      netlink_unicast+0x449/0x710
[19325.015506][T19513]      netlink_sendmsg+0x723/0xbe0
[19325.015506][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19325.015506][T19513]      ___sys_sendmsg+0xee/0x170
[19325.015506][T19513]      __sys_sendmsg+0xcd/0x170
[19325.015506][T19513]      do_syscall_64+0xc6/0x1e0
[19325.015506][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19325.015506][T19513] 
[19325.017775][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19325.017775][T19513]      netdev_get_by_index+0x5e/0x80
[19325.017775][T19513]      fib6_nh_init+0x3d8/0x15b0
[19325.017775][T19513]      ip6_route_info_create+0xf18/0x17d0
[19325.017775][T19513]      addrconf_f6i_alloc+0x315/0x560
[19325.017775][T19513]      ipv6_add_addr+0x411/0x2000
[19325.017775][T19513]      inet6_addr_add+0x30e/0xa40
[19325.017775][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19325.017775][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19325.017775][T19513]      netlink_rcv_skb+0x130/0x360
[19325.017775][T19513]      netlink_unicast+0x449/0x710
[19325.017775][T19513]      netlink_sendmsg+0x723/0xbe0
[19325.017775][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19325.017775][T19513]      ___sys_sendmsg+0xee/0x170
[19325.017775][T19513]      __sys_sendmsg+0xcd/0x170
[19325.017775][T19513]      do_syscall_64+0xc6/0x1e0
[19325.017775][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19325.017775][T19513] 
[19325.020084][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19325.020084][T19513]      netdev_get_by_index+0x5e/0x80
[19325.020084][T19513]      fib6_nh_init+0x3d8/0x15b0
[19325.020084][T19513]      ip6_route_info_create+0xf18/0x17d0
[19325.020084][T19513]      ip6_route_add+0x1c/0x140
[19325.020084][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19325.020084][T19513]      addrconf_add_dev+0xe2/0x170
[19325.020084][T19513]      inet6_addr_add+0x12f/0xa40
[19325.020084][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19325.020084][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19325.020084][T19513]      netlink_rcv_skb+0x130/0x360
[19325.020084][T19513]      netlink_unicast+0x449/0x710
[19325.020084][T19513]      netlink_sendmsg+0x723/0xbe0
[19325.020084][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19325.020084][T19513]      ___sys_sendmsg+0xee/0x170
[19325.020084][T19513]      __sys_sendmsg+0xcd/0x170
[19325.020084][T19513]      do_syscall_64+0xc6/0x1e0
[19325.020084][T19513] 
[19325.022304][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19325.022304][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19325.022304][T19513]      ipv6_find_idev+0x102/0x170
[19325.022304][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19325.022304][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19325.022304][T19513]      netlink_rcv_skb+0x130/0x360
[19325.022304][T19513]      netlink_unicast+0x449/0x710
[19325.022304][T19513]      netlink_sendmsg+0x723/0xbe0
[19325.022304][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19325.022304][T19513]      ___sys_sendmsg+0xee/0x170
[19325.022304][T19513]      __sys_sendmsg+0xcd/0x170
[19325.022304][T19513]      do_syscall_64+0xc6/0x1e0
[19325.022304][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19325.022304][T19513] 
[19325.024021][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19325.024021][T19513]      neigh_parms_alloc+0x1e5/0x510
[19325.024021][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19325.024021][T19513]      ipv6_find_idev+0x102/0x170
[19325.024021][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19325.024021][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19325.024021][T19513]      netlink_rcv_skb+0x130/0x360
[19325.024021][T19513]      netlink_unicast+0x449/0x710
[19325.024021][T19513]      netlink_sendmsg+0x723/0xbe0
[19325.024021][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19325.024021][T19513]      ___sys_sendmsg+0xee/0x170
[19325.024021][T19513]      __sys_sendmsg+0xcd/0x170
[19325.024021][T19513]      do_syscall_64+0xc6/0x1e0
[19325.024021][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19325.024021][T19513] 
[19335.263160][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19335.263738][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19335.263738][T19513]      netdev_get_by_index+0x5e/0x80
[19335.263738][T19513]      fib6_nh_init+0x3d8/0x15b0
[19335.263738][T19513]      ip6_route_info_create+0xf18/0x17d0
[19335.263738][T19513]      ip6_route_add+0x1c/0x140
[19335.263738][T19513]      addrconf_prefix_route+0x2a6/0x430
[19335.263738][T19513]      inet6_addr_add+0x4f8/0xa40
[19335.263738][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19335.263738][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19335.263738][T19513]      netlink_rcv_skb+0x130/0x360
[19335.263738][T19513]      netlink_unicast+0x449/0x710
[19335.263738][T19513]      netlink_sendmsg+0x723/0xbe0
[19335.263738][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19335.263738][T19513]      ___sys_sendmsg+0xee/0x170
[19335.263738][T19513]      __sys_sendmsg+0xcd/0x170
[19335.263738][T19513]      do_syscall_64+0xc6/0x1e0
[19335.263738][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19335.263738][T19513] 
[19335.267365][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19335.267365][T19513]      netdev_get_by_index+0x5e/0x80
[19335.267365][T19513]      fib6_nh_init+0x3d8/0x15b0
[19335.267365][T19513]      ip6_route_info_create+0xf18/0x17d0
[19335.267365][T19513]      addrconf_f6i_alloc+0x315/0x560
[19335.267365][T19513]      ipv6_add_addr+0x411/0x2000
[19335.267365][T19513]      inet6_addr_add+0x30e/0xa40
[19335.267365][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19335.267365][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19335.267365][T19513]      netlink_rcv_skb+0x130/0x360
[19335.267365][T19513]      netlink_unicast+0x449/0x710
[19335.267365][T19513]      netlink_sendmsg+0x723/0xbe0
[19335.267365][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19335.267365][T19513]      ___sys_sendmsg+0xee/0x170
[19335.267365][T19513]      __sys_sendmsg+0xcd/0x170
[19335.267365][T19513]      do_syscall_64+0xc6/0x1e0
[19335.267365][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19335.267365][T19513] 
[19335.270676][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19335.270676][T19513]      netdev_get_by_index+0x5e/0x80
[19335.270676][T19513]      fib6_nh_init+0x3d8/0x15b0
[19335.270676][T19513]      ip6_route_info_create+0xf18/0x17d0
[19335.270676][T19513]      ip6_route_add+0x1c/0x140
[19335.270676][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19335.270676][T19513]      addrconf_add_dev+0xe2/0x170
[19335.270676][T19513]      inet6_addr_add+0x12f/0xa40
[19335.270676][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19335.270676][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19335.270676][T19513]      netlink_rcv_skb+0x130/0x360
[19335.270676][T19513]      netlink_unicast+0x449/0x710
[19335.270676][T19513]      netlink_sendmsg+0x723/0xbe0
[19335.270676][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19335.270676][T19513]      ___sys_sendmsg+0xee/0x170
[19335.270676][T19513]      __sys_sendmsg+0xcd/0x170
[19335.270676][T19513]      do_syscall_64+0xc6/0x1e0
[19335.270676][T19513] 
[19335.273806][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19335.273806][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19335.273806][T19513]      ipv6_find_idev+0x102/0x170
[19335.273806][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19335.273806][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19335.273806][T19513]      netlink_rcv_skb+0x130/0x360
[19335.273806][T19513]      netlink_unicast+0x449/0x710
[19335.273806][T19513]      netlink_sendmsg+0x723/0xbe0
[19335.273806][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19335.273806][T19513]      ___sys_sendmsg+0xee/0x170
[19335.273806][T19513]      __sys_sendmsg+0xcd/0x170
[19335.273806][T19513]      do_syscall_64+0xc6/0x1e0
[19335.273806][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19335.273806][T19513] 
[19335.277493][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19335.277493][T19513]      neigh_parms_alloc+0x1e5/0x510
[19335.277493][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19335.277493][T19513]      ipv6_find_idev+0x102/0x170
[19335.277493][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19335.277493][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19335.277493][T19513]      netlink_rcv_skb+0x130/0x360
[19335.277493][T19513]      netlink_unicast+0x449/0x710
[19335.277493][T19513]      netlink_sendmsg+0x723/0xbe0
[19335.277493][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19335.277493][T19513]      ___sys_sendmsg+0xee/0x170
[19335.277493][T19513]      __sys_sendmsg+0xcd/0x170
[19335.277493][T19513]      do_syscall_64+0xc6/0x1e0
[19335.277493][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19335.277493][T19513] 
[19345.343185][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19345.343650][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19345.343650][T19513]      netdev_get_by_index+0x5e/0x80
[19345.343650][T19513]      fib6_nh_init+0x3d8/0x15b0
[19345.343650][T19513]      ip6_route_info_create+0xf18/0x17d0
[19345.343650][T19513]      ip6_route_add+0x1c/0x140
[19345.343650][T19513]      addrconf_prefix_route+0x2a6/0x430
[19345.343650][T19513]      inet6_addr_add+0x4f8/0xa40
[19345.343650][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19345.343650][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19345.343650][T19513]      netlink_rcv_skb+0x130/0x360
[19345.343650][T19513]      netlink_unicast+0x449/0x710
[19345.343650][T19513]      netlink_sendmsg+0x723/0xbe0
[19345.343650][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19345.343650][T19513]      ___sys_sendmsg+0xee/0x170
[19345.343650][T19513]      __sys_sendmsg+0xcd/0x170
[19345.343650][T19513]      do_syscall_64+0xc6/0x1e0
[19345.343650][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19345.343650][T19513] 
[19345.345974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19345.345974][T19513]      netdev_get_by_index+0x5e/0x80
[19345.345974][T19513]      fib6_nh_init+0x3d8/0x15b0
[19345.345974][T19513]      ip6_route_info_create+0xf18/0x17d0
[19345.345974][T19513]      addrconf_f6i_alloc+0x315/0x560
[19345.345974][T19513]      ipv6_add_addr+0x411/0x2000
[19345.345974][T19513]      inet6_addr_add+0x30e/0xa40
[19345.345974][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19345.345974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19345.345974][T19513]      netlink_rcv_skb+0x130/0x360
[19345.345974][T19513]      netlink_unicast+0x449/0x710
[19345.345974][T19513]      netlink_sendmsg+0x723/0xbe0
[19345.345974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19345.345974][T19513]      ___sys_sendmsg+0xee/0x170
[19345.345974][T19513]      __sys_sendmsg+0xcd/0x170
[19345.345974][T19513]      do_syscall_64+0xc6/0x1e0
[19345.345974][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19345.345974][T19513] 
[19345.348685][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19345.348685][T19513]      netdev_get_by_index+0x5e/0x80
[19345.348685][T19513]      fib6_nh_init+0x3d8/0x15b0
[19345.348685][T19513]      ip6_route_info_create+0xf18/0x17d0
[19345.348685][T19513]      ip6_route_add+0x1c/0x140
[19345.348685][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19345.348685][T19513]      addrconf_add_dev+0xe2/0x170
[19345.348685][T19513]      inet6_addr_add+0x12f/0xa40
[19345.348685][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19345.348685][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19345.348685][T19513]      netlink_rcv_skb+0x130/0x360
[19345.348685][T19513]      netlink_unicast+0x449/0x710
[19345.348685][T19513]      netlink_sendmsg+0x723/0xbe0
[19345.348685][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19345.348685][T19513]      ___sys_sendmsg+0xee/0x170
[19345.348685][T19513]      __sys_sendmsg+0xcd/0x170
[19345.348685][T19513]      do_syscall_64+0xc6/0x1e0
[19345.348685][T19513] 
[19345.350994][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19345.350994][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19345.350994][T19513]      ipv6_find_idev+0x102/0x170
[19345.350994][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19345.350994][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19345.350994][T19513]      netlink_rcv_skb+0x130/0x360
[19345.350994][T19513]      netlink_unicast+0x449/0x710
[19345.350994][T19513]      netlink_sendmsg+0x723/0xbe0
[19345.350994][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19345.350994][T19513]      ___sys_sendmsg+0xee/0x170
[19345.350994][T19513]      __sys_sendmsg+0xcd/0x170
[19345.350994][T19513]      do_syscall_64+0xc6/0x1e0
[19345.350994][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19345.350994][T19513] 
[19345.352811][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19345.352811][T19513]      neigh_parms_alloc+0x1e5/0x510
[19345.352811][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19345.352811][T19513]      ipv6_find_idev+0x102/0x170
[19345.352811][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19345.352811][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19345.352811][T19513]      netlink_rcv_skb+0x130/0x360
[19345.352811][T19513]      netlink_unicast+0x449/0x710
[19345.352811][T19513]      netlink_sendmsg+0x723/0xbe0
[19345.352811][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19345.352811][T19513]      ___sys_sendmsg+0xee/0x170
[19345.352811][T19513]      __sys_sendmsg+0xcd/0x170
[19345.352811][T19513]      do_syscall_64+0xc6/0x1e0
[19345.352811][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19345.352811][T19513] 
[19355.599205][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19355.599703][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19355.599703][T19513]      netdev_get_by_index+0x5e/0x80
[19355.599703][T19513]      fib6_nh_init+0x3d8/0x15b0
[19355.599703][T19513]      ip6_route_info_create+0xf18/0x17d0
[19355.599703][T19513]      ip6_route_add+0x1c/0x140
[19355.599703][T19513]      addrconf_prefix_route+0x2a6/0x430
[19355.599703][T19513]      inet6_addr_add+0x4f8/0xa40
[19355.599703][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19355.599703][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19355.599703][T19513]      netlink_rcv_skb+0x130/0x360
[19355.599703][T19513]      netlink_unicast+0x449/0x710
[19355.599703][T19513]      netlink_sendmsg+0x723/0xbe0
[19355.599703][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19355.599703][T19513]      ___sys_sendmsg+0xee/0x170
[19355.599703][T19513]      __sys_sendmsg+0xcd/0x170
[19355.599703][T19513]      do_syscall_64+0xc6/0x1e0
[19355.599703][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19355.599703][T19513] 
[19355.601922][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19355.601922][T19513]      netdev_get_by_index+0x5e/0x80
[19355.601922][T19513]      fib6_nh_init+0x3d8/0x15b0
[19355.601922][T19513]      ip6_route_info_create+0xf18/0x17d0
[19355.601922][T19513]      addrconf_f6i_alloc+0x315/0x560
[19355.601922][T19513]      ipv6_add_addr+0x411/0x2000
[19355.601922][T19513]      inet6_addr_add+0x30e/0xa40
[19355.601922][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19355.601922][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19355.601922][T19513]      netlink_rcv_skb+0x130/0x360
[19355.601922][T19513]      netlink_unicast+0x449/0x710
[19355.601922][T19513]      netlink_sendmsg+0x723/0xbe0
[19355.601922][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19355.601922][T19513]      ___sys_sendmsg+0xee/0x170
[19355.601922][T19513]      __sys_sendmsg+0xcd/0x170
[19355.601922][T19513]      do_syscall_64+0xc6/0x1e0
[19355.601922][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19355.601922][T19513] 
[19355.604119][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19355.604119][T19513]      netdev_get_by_index+0x5e/0x80
[19355.604119][T19513]      fib6_nh_init+0x3d8/0x15b0
[19355.604119][T19513]      ip6_route_info_create+0xf18/0x17d0
[19355.604119][T19513]      ip6_route_add+0x1c/0x140
[19355.604119][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19355.604119][T19513]      addrconf_add_dev+0xe2/0x170
[19355.604119][T19513]      inet6_addr_add+0x12f/0xa40
[19355.604119][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19355.604119][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19355.604119][T19513]      netlink_rcv_skb+0x130/0x360
[19355.604119][T19513]      netlink_unicast+0x449/0x710
[19355.604119][T19513]      netlink_sendmsg+0x723/0xbe0
[19355.604119][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19355.604119][T19513]      ___sys_sendmsg+0xee/0x170
[19355.604119][T19513]      __sys_sendmsg+0xcd/0x170
[19355.604119][T19513]      do_syscall_64+0xc6/0x1e0
[19355.604119][T19513] 
[19355.606278][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19355.606278][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19355.606278][T19513]      ipv6_find_idev+0x102/0x170
[19355.606278][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19355.606278][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19355.606278][T19513]      netlink_rcv_skb+0x130/0x360
[19355.606278][T19513]      netlink_unicast+0x449/0x710
[19355.606278][T19513]      netlink_sendmsg+0x723/0xbe0
[19355.606278][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19355.606278][T19513]      ___sys_sendmsg+0xee/0x170
[19355.606278][T19513]      __sys_sendmsg+0xcd/0x170
[19355.606278][T19513]      do_syscall_64+0xc6/0x1e0
[19355.606278][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19355.606278][T19513] 
[19355.607968][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19355.607968][T19513]      neigh_parms_alloc+0x1e5/0x510
[19355.607968][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19355.607968][T19513]      ipv6_find_idev+0x102/0x170
[19355.607968][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19355.607968][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19355.607968][T19513]      netlink_rcv_skb+0x130/0x360
[19355.607968][T19513]      netlink_unicast+0x449/0x710
[19355.607968][T19513]      netlink_sendmsg+0x723/0xbe0
[19355.607968][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19355.607968][T19513]      ___sys_sendmsg+0xee/0x170
[19355.607968][T19513]      __sys_sendmsg+0xcd/0x170
[19355.607968][T19513]      do_syscall_64+0xc6/0x1e0
[19355.607968][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19355.607968][T19513] 
[19365.743102][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19365.743562][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19365.743562][T19513]      netdev_get_by_index+0x5e/0x80
[19365.743562][T19513]      fib6_nh_init+0x3d8/0x15b0
[19365.743562][T19513]      ip6_route_info_create+0xf18/0x17d0
[19365.743562][T19513]      ip6_route_add+0x1c/0x140
[19365.743562][T19513]      addrconf_prefix_route+0x2a6/0x430
[19365.743562][T19513]      inet6_addr_add+0x4f8/0xa40
[19365.743562][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19365.743562][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19365.743562][T19513]      netlink_rcv_skb+0x130/0x360
[19365.743562][T19513]      netlink_unicast+0x449/0x710
[19365.743562][T19513]      netlink_sendmsg+0x723/0xbe0
[19365.743562][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19365.743562][T19513]      ___sys_sendmsg+0xee/0x170
[19365.743562][T19513]      __sys_sendmsg+0xcd/0x170
[19365.743562][T19513]      do_syscall_64+0xc6/0x1e0
[19365.743562][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19365.743562][T19513] 
[19365.745800][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19365.745800][T19513]      netdev_get_by_index+0x5e/0x80
[19365.745800][T19513]      fib6_nh_init+0x3d8/0x15b0
[19365.745800][T19513]      ip6_route_info_create+0xf18/0x17d0
[19365.745800][T19513]      addrconf_f6i_alloc+0x315/0x560
[19365.745800][T19513]      ipv6_add_addr+0x411/0x2000
[19365.745800][T19513]      inet6_addr_add+0x30e/0xa40
[19365.745800][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19365.745800][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19365.745800][T19513]      netlink_rcv_skb+0x130/0x360
[19365.745800][T19513]      netlink_unicast+0x449/0x710
[19365.745800][T19513]      netlink_sendmsg+0x723/0xbe0
[19365.745800][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19365.745800][T19513]      ___sys_sendmsg+0xee/0x170
[19365.745800][T19513]      __sys_sendmsg+0xcd/0x170
[19365.745800][T19513]      do_syscall_64+0xc6/0x1e0
[19365.745800][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19365.745800][T19513] 
[19365.747995][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19365.747995][T19513]      netdev_get_by_index+0x5e/0x80
[19365.747995][T19513]      fib6_nh_init+0x3d8/0x15b0
[19365.747995][T19513]      ip6_route_info_create+0xf18/0x17d0
[19365.747995][T19513]      ip6_route_add+0x1c/0x140
[19365.747995][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19365.747995][T19513]      addrconf_add_dev+0xe2/0x170
[19365.747995][T19513]      inet6_addr_add+0x12f/0xa40
[19365.747995][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19365.747995][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19365.747995][T19513]      netlink_rcv_skb+0x130/0x360
[19365.747995][T19513]      netlink_unicast+0x449/0x710
[19365.747995][T19513]      netlink_sendmsg+0x723/0xbe0
[19365.747995][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19365.747995][T19513]      ___sys_sendmsg+0xee/0x170
[19365.747995][T19513]      __sys_sendmsg+0xcd/0x170
[19365.747995][T19513]      do_syscall_64+0xc6/0x1e0
[19365.747995][T19513] 
[19365.750166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19365.750166][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19365.750166][T19513]      ipv6_find_idev+0x102/0x170
[19365.750166][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19365.750166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19365.750166][T19513]      netlink_rcv_skb+0x130/0x360
[19365.750166][T19513]      netlink_unicast+0x449/0x710
[19365.750166][T19513]      netlink_sendmsg+0x723/0xbe0
[19365.750166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19365.750166][T19513]      ___sys_sendmsg+0xee/0x170
[19365.750166][T19513]      __sys_sendmsg+0xcd/0x170
[19365.750166][T19513]      do_syscall_64+0xc6/0x1e0
[19365.750166][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19365.750166][T19513] 
[19365.751854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19365.751854][T19513]      neigh_parms_alloc+0x1e5/0x510
[19365.751854][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19365.751854][T19513]      ipv6_find_idev+0x102/0x170
[19365.751854][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19365.751854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19365.751854][T19513]      netlink_rcv_skb+0x130/0x360
[19365.751854][T19513]      netlink_unicast+0x449/0x710
[19365.751854][T19513]      netlink_sendmsg+0x723/0xbe0
[19365.751854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19365.751854][T19513]      ___sys_sendmsg+0xee/0x170
[19365.751854][T19513]      __sys_sendmsg+0xcd/0x170
[19365.751854][T19513]      do_syscall_64+0xc6/0x1e0
[19365.751854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19365.751854][T19513] 
[19376.007141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19376.007598][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19376.007598][T19513]      netdev_get_by_index+0x5e/0x80
[19376.007598][T19513]      fib6_nh_init+0x3d8/0x15b0
[19376.007598][T19513]      ip6_route_info_create+0xf18/0x17d0
[19376.007598][T19513]      ip6_route_add+0x1c/0x140
[19376.007598][T19513]      addrconf_prefix_route+0x2a6/0x430
[19376.007598][T19513]      inet6_addr_add+0x4f8/0xa40
[19376.007598][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19376.007598][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19376.007598][T19513]      netlink_rcv_skb+0x130/0x360
[19376.007598][T19513]      netlink_unicast+0x449/0x710
[19376.007598][T19513]      netlink_sendmsg+0x723/0xbe0
[19376.007598][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19376.007598][T19513]      ___sys_sendmsg+0xee/0x170
[19376.007598][T19513]      __sys_sendmsg+0xcd/0x170
[19376.007598][T19513]      do_syscall_64+0xc6/0x1e0
[19376.007598][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19376.007598][T19513] 
[19376.009856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19376.009856][T19513]      netdev_get_by_index+0x5e/0x80
[19376.009856][T19513]      fib6_nh_init+0x3d8/0x15b0
[19376.009856][T19513]      ip6_route_info_create+0xf18/0x17d0
[19376.009856][T19513]      addrconf_f6i_alloc+0x315/0x560
[19376.009856][T19513]      ipv6_add_addr+0x411/0x2000
[19376.009856][T19513]      inet6_addr_add+0x30e/0xa40
[19376.009856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19376.009856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19376.009856][T19513]      netlink_rcv_skb+0x130/0x360
[19376.009856][T19513]      netlink_unicast+0x449/0x710
[19376.009856][T19513]      netlink_sendmsg+0x723/0xbe0
[19376.009856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19376.009856][T19513]      ___sys_sendmsg+0xee/0x170
[19376.009856][T19513]      __sys_sendmsg+0xcd/0x170
[19376.009856][T19513]      do_syscall_64+0xc6/0x1e0
[19376.009856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19376.009856][T19513] 
[19376.012066][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19376.012066][T19513]      netdev_get_by_index+0x5e/0x80
[19376.012066][T19513]      fib6_nh_init+0x3d8/0x15b0
[19376.012066][T19513]      ip6_route_info_create+0xf18/0x17d0
[19376.012066][T19513]      ip6_route_add+0x1c/0x140
[19376.012066][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19376.012066][T19513]      addrconf_add_dev+0xe2/0x170
[19376.012066][T19513]      inet6_addr_add+0x12f/0xa40
[19376.012066][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19376.012066][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19376.012066][T19513]      netlink_rcv_skb+0x130/0x360
[19376.012066][T19513]      netlink_unicast+0x449/0x710
[19376.012066][T19513]      netlink_sendmsg+0x723/0xbe0
[19376.012066][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19376.012066][T19513]      ___sys_sendmsg+0xee/0x170
[19376.012066][T19513]      __sys_sendmsg+0xcd/0x170
[19376.012066][T19513]      do_syscall_64+0xc6/0x1e0
[19376.012066][T19513] 
[19376.014242][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19376.014242][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19376.014242][T19513]      ipv6_find_idev+0x102/0x170
[19376.014242][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19376.014242][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19376.014242][T19513]      netlink_rcv_skb+0x130/0x360
[19376.014242][T19513]      netlink_unicast+0x449/0x710
[19376.014242][T19513]      netlink_sendmsg+0x723/0xbe0
[19376.014242][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19376.014242][T19513]      ___sys_sendmsg+0xee/0x170
[19376.014242][T19513]      __sys_sendmsg+0xcd/0x170
[19376.014242][T19513]      do_syscall_64+0xc6/0x1e0
[19376.014242][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19376.014242][T19513] 
[19376.015926][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19376.015926][T19513]      neigh_parms_alloc+0x1e5/0x510
[19376.015926][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19376.015926][T19513]      ipv6_find_idev+0x102/0x170
[19376.015926][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19376.015926][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19376.015926][T19513]      netlink_rcv_skb+0x130/0x360
[19376.015926][T19513]      netlink_unicast+0x449/0x710
[19376.015926][T19513]      netlink_sendmsg+0x723/0xbe0
[19376.015926][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19376.015926][T19513]      ___sys_sendmsg+0xee/0x170
[19376.015926][T19513]      __sys_sendmsg+0xcd/0x170
[19376.015926][T19513]      do_syscall_64+0xc6/0x1e0
[19376.015926][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19376.015926][T19513] 
[19386.255143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19386.255548][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19386.255548][T19513]      netdev_get_by_index+0x5e/0x80
[19386.255548][T19513]      fib6_nh_init+0x3d8/0x15b0
[19386.255548][T19513]      ip6_route_info_create+0xf18/0x17d0
[19386.255548][T19513]      ip6_route_add+0x1c/0x140
[19386.255548][T19513]      addrconf_prefix_route+0x2a6/0x430
[19386.255548][T19513]      inet6_addr_add+0x4f8/0xa40
[19386.255548][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19386.255548][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19386.255548][T19513]      netlink_rcv_skb+0x130/0x360
[19386.255548][T19513]      netlink_unicast+0x449/0x710
[19386.255548][T19513]      netlink_sendmsg+0x723/0xbe0
[19386.255548][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19386.255548][T19513]      ___sys_sendmsg+0xee/0x170
[19386.255548][T19513]      __sys_sendmsg+0xcd/0x170
[19386.255548][T19513]      do_syscall_64+0xc6/0x1e0
[19386.255548][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19386.255548][T19513] 
[19386.257797][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19386.257797][T19513]      netdev_get_by_index+0x5e/0x80
[19386.257797][T19513]      fib6_nh_init+0x3d8/0x15b0
[19386.257797][T19513]      ip6_route_info_create+0xf18/0x17d0
[19386.257797][T19513]      addrconf_f6i_alloc+0x315/0x560
[19386.257797][T19513]      ipv6_add_addr+0x411/0x2000
[19386.257797][T19513]      inet6_addr_add+0x30e/0xa40
[19386.257797][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19386.257797][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19386.257797][T19513]      netlink_rcv_skb+0x130/0x360
[19386.257797][T19513]      netlink_unicast+0x449/0x710
[19386.257797][T19513]      netlink_sendmsg+0x723/0xbe0
[19386.257797][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19386.257797][T19513]      ___sys_sendmsg+0xee/0x170
[19386.257797][T19513]      __sys_sendmsg+0xcd/0x170
[19386.257797][T19513]      do_syscall_64+0xc6/0x1e0
[19386.257797][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19386.257797][T19513] 
[19386.260001][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19386.260001][T19513]      netdev_get_by_index+0x5e/0x80
[19386.260001][T19513]      fib6_nh_init+0x3d8/0x15b0
[19386.260001][T19513]      ip6_route_info_create+0xf18/0x17d0
[19386.260001][T19513]      ip6_route_add+0x1c/0x140
[19386.260001][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19386.260001][T19513]      addrconf_add_dev+0xe2/0x170
[19386.260001][T19513]      inet6_addr_add+0x12f/0xa40
[19386.260001][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19386.260001][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19386.260001][T19513]      netlink_rcv_skb+0x130/0x360
[19386.260001][T19513]      netlink_unicast+0x449/0x710
[19386.260001][T19513]      netlink_sendmsg+0x723/0xbe0
[19386.260001][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19386.260001][T19513]      ___sys_sendmsg+0xee/0x170
[19386.260001][T19513]      __sys_sendmsg+0xcd/0x170
[19386.260001][T19513]      do_syscall_64+0xc6/0x1e0
[19386.260001][T19513] 
[19386.262152][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19386.262152][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19386.262152][T19513]      ipv6_find_idev+0x102/0x170
[19386.262152][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19386.262152][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19386.262152][T19513]      netlink_rcv_skb+0x130/0x360
[19386.262152][T19513]      netlink_unicast+0x449/0x710
[19386.262152][T19513]      netlink_sendmsg+0x723/0xbe0
[19386.262152][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19386.262152][T19513]      ___sys_sendmsg+0xee/0x170
[19386.262152][T19513]      __sys_sendmsg+0xcd/0x170
[19386.262152][T19513]      do_syscall_64+0xc6/0x1e0
[19386.262152][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19386.262152][T19513] 
[19386.263850][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19386.263850][T19513]      neigh_parms_alloc+0x1e5/0x510
[19386.263850][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19386.263850][T19513]      ipv6_find_idev+0x102/0x170
[19386.263850][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19386.263850][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19386.263850][T19513]      netlink_rcv_skb+0x130/0x360
[19386.263850][T19513]      netlink_unicast+0x449/0x710
[19386.263850][T19513]      netlink_sendmsg+0x723/0xbe0
[19386.263850][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19386.263850][T19513]      ___sys_sendmsg+0xee/0x170
[19386.263850][T19513]      __sys_sendmsg+0xcd/0x170
[19386.263850][T19513]      do_syscall_64+0xc6/0x1e0
[19386.263850][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19386.263850][T19513] 
[19396.511258][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19396.511740][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19396.511740][T19513]      netdev_get_by_index+0x5e/0x80
[19396.511740][T19513]      fib6_nh_init+0x3d8/0x15b0
[19396.511740][T19513]      ip6_route_info_create+0xf18/0x17d0
[19396.511740][T19513]      ip6_route_add+0x1c/0x140
[19396.511740][T19513]      addrconf_prefix_route+0x2a6/0x430
[19396.511740][T19513]      inet6_addr_add+0x4f8/0xa40
[19396.511740][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19396.511740][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19396.511740][T19513]      netlink_rcv_skb+0x130/0x360
[19396.511740][T19513]      netlink_unicast+0x449/0x710
[19396.511740][T19513]      netlink_sendmsg+0x723/0xbe0
[19396.511740][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19396.511740][T19513]      ___sys_sendmsg+0xee/0x170
[19396.511740][T19513]      __sys_sendmsg+0xcd/0x170
[19396.511740][T19513]      do_syscall_64+0xc6/0x1e0
[19396.511740][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19396.511740][T19513] 
[19396.513979][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19396.513979][T19513]      netdev_get_by_index+0x5e/0x80
[19396.513979][T19513]      fib6_nh_init+0x3d8/0x15b0
[19396.513979][T19513]      ip6_route_info_create+0xf18/0x17d0
[19396.513979][T19513]      addrconf_f6i_alloc+0x315/0x560
[19396.513979][T19513]      ipv6_add_addr+0x411/0x2000
[19396.513979][T19513]      inet6_addr_add+0x30e/0xa40
[19396.513979][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19396.513979][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19396.513979][T19513]      netlink_rcv_skb+0x130/0x360
[19396.513979][T19513]      netlink_unicast+0x449/0x710
[19396.513979][T19513]      netlink_sendmsg+0x723/0xbe0
[19396.513979][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19396.513979][T19513]      ___sys_sendmsg+0xee/0x170
[19396.513979][T19513]      __sys_sendmsg+0xcd/0x170
[19396.513979][T19513]      do_syscall_64+0xc6/0x1e0
[19396.513979][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19396.513979][T19513] 
[19396.516186][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19396.516186][T19513]      netdev_get_by_index+0x5e/0x80
[19396.516186][T19513]      fib6_nh_init+0x3d8/0x15b0
[19396.516186][T19513]      ip6_route_info_create+0xf18/0x17d0
[19396.516186][T19513]      ip6_route_add+0x1c/0x140
[19396.516186][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19396.516186][T19513]      addrconf_add_dev+0xe2/0x170
[19396.516186][T19513]      inet6_addr_add+0x12f/0xa40
[19396.516186][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19396.516186][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19396.516186][T19513]      netlink_rcv_skb+0x130/0x360
[19396.516186][T19513]      netlink_unicast+0x449/0x710
[19396.516186][T19513]      netlink_sendmsg+0x723/0xbe0
[19396.516186][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19396.516186][T19513]      ___sys_sendmsg+0xee/0x170
[19396.516186][T19513]      __sys_sendmsg+0xcd/0x170
[19396.516186][T19513]      do_syscall_64+0xc6/0x1e0
[19396.516186][T19513] 
[19396.518346][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19396.518346][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19396.518346][T19513]      ipv6_find_idev+0x102/0x170
[19396.518346][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19396.518346][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19396.518346][T19513]      netlink_rcv_skb+0x130/0x360
[19396.518346][T19513]      netlink_unicast+0x449/0x710
[19396.518346][T19513]      netlink_sendmsg+0x723/0xbe0
[19396.518346][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19396.518346][T19513]      ___sys_sendmsg+0xee/0x170
[19396.518346][T19513]      __sys_sendmsg+0xcd/0x170
[19396.518346][T19513]      do_syscall_64+0xc6/0x1e0
[19396.518346][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19396.518346][T19513] 
[19396.520042][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19396.520042][T19513]      neigh_parms_alloc+0x1e5/0x510
[19396.520042][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19396.520042][T19513]      ipv6_find_idev+0x102/0x170
[19396.520042][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19396.520042][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19396.520042][T19513]      netlink_rcv_skb+0x130/0x360
[19396.520042][T19513]      netlink_unicast+0x449/0x710
[19396.520042][T19513]      netlink_sendmsg+0x723/0xbe0
[19396.520042][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19396.520042][T19513]      ___sys_sendmsg+0xee/0x170
[19396.520042][T19513]      __sys_sendmsg+0xcd/0x170
[19396.520042][T19513]      do_syscall_64+0xc6/0x1e0
[19396.520042][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19396.520042][T19513] 
[19406.839190][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19406.839617][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19406.839617][T19513]      netdev_get_by_index+0x5e/0x80
[19406.839617][T19513]      fib6_nh_init+0x3d8/0x15b0
[19406.839617][T19513]      ip6_route_info_create+0xf18/0x17d0
[19406.839617][T19513]      ip6_route_add+0x1c/0x140
[19406.839617][T19513]      addrconf_prefix_route+0x2a6/0x430
[19406.839617][T19513]      inet6_addr_add+0x4f8/0xa40
[19406.839617][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19406.839617][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19406.839617][T19513]      netlink_rcv_skb+0x130/0x360
[19406.839617][T19513]      netlink_unicast+0x449/0x710
[19406.839617][T19513]      netlink_sendmsg+0x723/0xbe0
[19406.839617][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19406.839617][T19513]      ___sys_sendmsg+0xee/0x170
[19406.839617][T19513]      __sys_sendmsg+0xcd/0x170
[19406.839617][T19513]      do_syscall_64+0xc6/0x1e0
[19406.839617][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19406.839617][T19513] 
[19406.842742][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19406.842742][T19513]      netdev_get_by_index+0x5e/0x80
[19406.842742][T19513]      fib6_nh_init+0x3d8/0x15b0
[19406.842742][T19513]      ip6_route_info_create+0xf18/0x17d0
[19406.842742][T19513]      addrconf_f6i_alloc+0x315/0x560
[19406.842742][T19513]      ipv6_add_addr+0x411/0x2000
[19406.842742][T19513]      inet6_addr_add+0x30e/0xa40
[19406.842742][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19406.842742][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19406.842742][T19513]      netlink_rcv_skb+0x130/0x360
[19406.842742][T19513]      netlink_unicast+0x449/0x710
[19406.842742][T19513]      netlink_sendmsg+0x723/0xbe0
[19406.842742][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19406.842742][T19513]      ___sys_sendmsg+0xee/0x170
[19406.842742][T19513]      __sys_sendmsg+0xcd/0x170
[19406.842742][T19513]      do_syscall_64+0xc6/0x1e0
[19406.842742][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19406.842742][T19513] 
[19406.845780][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19406.845780][T19513]      netdev_get_by_index+0x5e/0x80
[19406.845780][T19513]      fib6_nh_init+0x3d8/0x15b0
[19406.845780][T19513]      ip6_route_info_create+0xf18/0x17d0
[19406.845780][T19513]      ip6_route_add+0x1c/0x140
[19406.845780][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19406.845780][T19513]      addrconf_add_dev+0xe2/0x170
[19406.845780][T19513]      inet6_addr_add+0x12f/0xa40
[19406.845780][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19406.845780][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19406.845780][T19513]      netlink_rcv_skb+0x130/0x360
[19406.845780][T19513]      netlink_unicast+0x449/0x710
[19406.845780][T19513]      netlink_sendmsg+0x723/0xbe0
[19406.845780][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19406.845780][T19513]      ___sys_sendmsg+0xee/0x170
[19406.845780][T19513]      __sys_sendmsg+0xcd/0x170
[19406.845780][T19513]      do_syscall_64+0xc6/0x1e0
[19406.845780][T19513] 
[19406.848710][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19406.848710][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19406.848710][T19513]      ipv6_find_idev+0x102/0x170
[19406.848710][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19406.848710][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19406.848710][T19513]      netlink_rcv_skb+0x130/0x360
[19406.848710][T19513]      netlink_unicast+0x449/0x710
[19406.848710][T19513]      netlink_sendmsg+0x723/0xbe0
[19406.848710][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19406.848710][T19513]      ___sys_sendmsg+0xee/0x170
[19406.848710][T19513]      __sys_sendmsg+0xcd/0x170
[19406.848710][T19513]      do_syscall_64+0xc6/0x1e0
[19406.848710][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19406.848710][T19513] 
[19406.851556][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19406.851556][T19513]      neigh_parms_alloc+0x1e5/0x510
[19406.851556][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19406.851556][T19513]      ipv6_find_idev+0x102/0x170
[19406.851556][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19406.851556][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19406.851556][T19513]      netlink_rcv_skb+0x130/0x360
[19406.851556][T19513]      netlink_unicast+0x449/0x710
[19406.851556][T19513]      netlink_sendmsg+0x723/0xbe0
[19406.851556][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19406.851556][T19513]      ___sys_sendmsg+0xee/0x170
[19406.851556][T19513]      __sys_sendmsg+0xcd/0x170
[19406.851556][T19513]      do_syscall_64+0xc6/0x1e0
[19406.851556][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19406.851556][T19513] 
[19417.095220][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19417.095684][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19417.095684][T19513]      netdev_get_by_index+0x5e/0x80
[19417.095684][T19513]      fib6_nh_init+0x3d8/0x15b0
[19417.095684][T19513]      ip6_route_info_create+0xf18/0x17d0
[19417.095684][T19513]      ip6_route_add+0x1c/0x140
[19417.095684][T19513]      addrconf_prefix_route+0x2a6/0x430
[19417.095684][T19513]      inet6_addr_add+0x4f8/0xa40
[19417.095684][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19417.095684][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19417.095684][T19513]      netlink_rcv_skb+0x130/0x360
[19417.095684][T19513]      netlink_unicast+0x449/0x710
[19417.095684][T19513]      netlink_sendmsg+0x723/0xbe0
[19417.095684][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19417.095684][T19513]      ___sys_sendmsg+0xee/0x170
[19417.095684][T19513]      __sys_sendmsg+0xcd/0x170
[19417.095684][T19513]      do_syscall_64+0xc6/0x1e0
[19417.095684][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19417.095684][T19513] 
[19417.098130][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19417.098130][T19513]      netdev_get_by_index+0x5e/0x80
[19417.098130][T19513]      fib6_nh_init+0x3d8/0x15b0
[19417.098130][T19513]      ip6_route_info_create+0xf18/0x17d0
[19417.098130][T19513]      addrconf_f6i_alloc+0x315/0x560
[19417.098130][T19513]      ipv6_add_addr+0x411/0x2000
[19417.098130][T19513]      inet6_addr_add+0x30e/0xa40
[19417.098130][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19417.098130][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19417.098130][T19513]      netlink_rcv_skb+0x130/0x360
[19417.098130][T19513]      netlink_unicast+0x449/0x710
[19417.098130][T19513]      netlink_sendmsg+0x723/0xbe0
[19417.098130][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19417.098130][T19513]      ___sys_sendmsg+0xee/0x170
[19417.098130][T19513]      __sys_sendmsg+0xcd/0x170
[19417.098130][T19513]      do_syscall_64+0xc6/0x1e0
[19417.098130][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19417.098130][T19513] 
[19417.100534][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19417.100534][T19513]      netdev_get_by_index+0x5e/0x80
[19417.100534][T19513]      fib6_nh_init+0x3d8/0x15b0
[19417.100534][T19513]      ip6_route_info_create+0xf18/0x17d0
[19417.100534][T19513]      ip6_route_add+0x1c/0x140
[19417.100534][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19417.100534][T19513]      addrconf_add_dev+0xe2/0x170
[19417.100534][T19513]      inet6_addr_add+0x12f/0xa40
[19417.100534][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19417.100534][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19417.100534][T19513]      netlink_rcv_skb+0x130/0x360
[19417.100534][T19513]      netlink_unicast+0x449/0x710
[19417.100534][T19513]      netlink_sendmsg+0x723/0xbe0
[19417.100534][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19417.100534][T19513]      ___sys_sendmsg+0xee/0x170
[19417.100534][T19513]      __sys_sendmsg+0xcd/0x170
[19417.100534][T19513]      do_syscall_64+0xc6/0x1e0
[19417.100534][T19513] 
[19417.102889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19417.102889][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19417.102889][T19513]      ipv6_find_idev+0x102/0x170
[19417.102889][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19417.102889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19417.102889][T19513]      netlink_rcv_skb+0x130/0x360
[19417.102889][T19513]      netlink_unicast+0x449/0x710
[19417.102889][T19513]      netlink_sendmsg+0x723/0xbe0
[19417.102889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19417.102889][T19513]      ___sys_sendmsg+0xee/0x170
[19417.102889][T19513]      __sys_sendmsg+0xcd/0x170
[19417.102889][T19513]      do_syscall_64+0xc6/0x1e0
[19417.102889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19417.102889][T19513] 
[19417.104726][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19417.104726][T19513]      neigh_parms_alloc+0x1e5/0x510
[19417.104726][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19417.104726][T19513]      ipv6_find_idev+0x102/0x170
[19417.104726][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19417.104726][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19417.104726][T19513]      netlink_rcv_skb+0x130/0x360
[19417.104726][T19513]      netlink_unicast+0x449/0x710
[19417.104726][T19513]      netlink_sendmsg+0x723/0xbe0
[19417.104726][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19417.104726][T19513]      ___sys_sendmsg+0xee/0x170
[19417.104726][T19513]      __sys_sendmsg+0xcd/0x170
[19417.104726][T19513]      do_syscall_64+0xc6/0x1e0
[19417.104726][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19417.104726][T19513] 
[19427.119076][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19427.119718][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19427.119718][T19513]      netdev_get_by_index+0x5e/0x80
[19427.119718][T19513]      fib6_nh_init+0x3d8/0x15b0
[19427.119718][T19513]      ip6_route_info_create+0xf18/0x17d0
[19427.119718][T19513]      ip6_route_add+0x1c/0x140
[19427.119718][T19513]      addrconf_prefix_route+0x2a6/0x430
[19427.119718][T19513]      inet6_addr_add+0x4f8/0xa40
[19427.119718][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19427.119718][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19427.119718][T19513]      netlink_rcv_skb+0x130/0x360
[19427.119718][T19513]      netlink_unicast+0x449/0x710
[19427.119718][T19513]      netlink_sendmsg+0x723/0xbe0
[19427.119718][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19427.119718][T19513]      ___sys_sendmsg+0xee/0x170
[19427.119718][T19513]      __sys_sendmsg+0xcd/0x170
[19427.119718][T19513]      do_syscall_64+0xc6/0x1e0
[19427.119718][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19427.119718][T19513] 
[19427.123394][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19427.123394][T19513]      netdev_get_by_index+0x5e/0x80
[19427.123394][T19513]      fib6_nh_init+0x3d8/0x15b0
[19427.123394][T19513]      ip6_route_info_create+0xf18/0x17d0
[19427.123394][T19513]      addrconf_f6i_alloc+0x315/0x560
[19427.123394][T19513]      ipv6_add_addr+0x411/0x2000
[19427.123394][T19513]      inet6_addr_add+0x30e/0xa40
[19427.123394][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19427.123394][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19427.123394][T19513]      netlink_rcv_skb+0x130/0x360
[19427.123394][T19513]      netlink_unicast+0x449/0x710
[19427.123394][T19513]      netlink_sendmsg+0x723/0xbe0
[19427.123394][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19427.123394][T19513]      ___sys_sendmsg+0xee/0x170
[19427.123394][T19513]      __sys_sendmsg+0xcd/0x170
[19427.123394][T19513]      do_syscall_64+0xc6/0x1e0
[19427.123394][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19427.123394][T19513] 
[19427.127054][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19427.127054][T19513]      netdev_get_by_index+0x5e/0x80
[19427.127054][T19513]      fib6_nh_init+0x3d8/0x15b0
[19427.127054][T19513]      ip6_route_info_create+0xf18/0x17d0
[19427.127054][T19513]      ip6_route_add+0x1c/0x140
[19427.127054][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19427.127054][T19513]      addrconf_add_dev+0xe2/0x170
[19427.127054][T19513]      inet6_addr_add+0x12f/0xa40
[19427.127054][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19427.127054][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19427.127054][T19513]      netlink_rcv_skb+0x130/0x360
[19427.127054][T19513]      netlink_unicast+0x449/0x710
[19427.127054][T19513]      netlink_sendmsg+0x723/0xbe0
[19427.127054][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19427.127054][T19513]      ___sys_sendmsg+0xee/0x170
[19427.127054][T19513]      __sys_sendmsg+0xcd/0x170
[19427.127054][T19513]      do_syscall_64+0xc6/0x1e0
[19427.127054][T19513] 
[19427.130633][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19427.130633][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19427.130633][T19513]      ipv6_find_idev+0x102/0x170
[19427.130633][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19427.130633][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19427.130633][T19513]      netlink_rcv_skb+0x130/0x360
[19427.130633][T19513]      netlink_unicast+0x449/0x710
[19427.130633][T19513]      netlink_sendmsg+0x723/0xbe0
[19427.130633][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19427.130633][T19513]      ___sys_sendmsg+0xee/0x170
[19427.130633][T19513]      __sys_sendmsg+0xcd/0x170
[19427.130633][T19513]      do_syscall_64+0xc6/0x1e0
[19427.130633][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19427.130633][T19513] 
[19427.133440][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19427.133440][T19513]      neigh_parms_alloc+0x1e5/0x510
[19427.133440][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19427.133440][T19513]      ipv6_find_idev+0x102/0x170
[19427.133440][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19427.133440][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19427.133440][T19513]      netlink_rcv_skb+0x130/0x360
[19427.133440][T19513]      netlink_unicast+0x449/0x710
[19427.133440][T19513]      netlink_sendmsg+0x723/0xbe0
[19427.133440][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19427.133440][T19513]      ___sys_sendmsg+0xee/0x170
[19427.133440][T19513]      __sys_sendmsg+0xcd/0x170
[19427.133440][T19513]      do_syscall_64+0xc6/0x1e0
[19427.133440][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19427.133440][T19513] 
[19437.383092][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19437.383567][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19437.383567][T19513]      netdev_get_by_index+0x5e/0x80
[19437.383567][T19513]      fib6_nh_init+0x3d8/0x15b0
[19437.383567][T19513]      ip6_route_info_create+0xf18/0x17d0
[19437.383567][T19513]      ip6_route_add+0x1c/0x140
[19437.383567][T19513]      addrconf_prefix_route+0x2a6/0x430
[19437.383567][T19513]      inet6_addr_add+0x4f8/0xa40
[19437.383567][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19437.383567][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19437.383567][T19513]      netlink_rcv_skb+0x130/0x360
[19437.383567][T19513]      netlink_unicast+0x449/0x710
[19437.383567][T19513]      netlink_sendmsg+0x723/0xbe0
[19437.383567][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19437.383567][T19513]      ___sys_sendmsg+0xee/0x170
[19437.383567][T19513]      __sys_sendmsg+0xcd/0x170
[19437.383567][T19513]      do_syscall_64+0xc6/0x1e0
[19437.383567][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19437.383567][T19513] 
[19437.385814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19437.385814][T19513]      netdev_get_by_index+0x5e/0x80
[19437.385814][T19513]      fib6_nh_init+0x3d8/0x15b0
[19437.385814][T19513]      ip6_route_info_create+0xf18/0x17d0
[19437.385814][T19513]      addrconf_f6i_alloc+0x315/0x560
[19437.385814][T19513]      ipv6_add_addr+0x411/0x2000
[19437.385814][T19513]      inet6_addr_add+0x30e/0xa40
[19437.385814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19437.385814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19437.385814][T19513]      netlink_rcv_skb+0x130/0x360
[19437.385814][T19513]      netlink_unicast+0x449/0x710
[19437.385814][T19513]      netlink_sendmsg+0x723/0xbe0
[19437.385814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19437.385814][T19513]      ___sys_sendmsg+0xee/0x170
[19437.385814][T19513]      __sys_sendmsg+0xcd/0x170
[19437.385814][T19513]      do_syscall_64+0xc6/0x1e0
[19437.385814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19437.385814][T19513] 
[19437.388038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19437.388038][T19513]      netdev_get_by_index+0x5e/0x80
[19437.388038][T19513]      fib6_nh_init+0x3d8/0x15b0
[19437.388038][T19513]      ip6_route_info_create+0xf18/0x17d0
[19437.388038][T19513]      ip6_route_add+0x1c/0x140
[19437.388038][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19437.388038][T19513]      addrconf_add_dev+0xe2/0x170
[19437.388038][T19513]      inet6_addr_add+0x12f/0xa40
[19437.388038][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19437.388038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19437.388038][T19513]      netlink_rcv_skb+0x130/0x360
[19437.388038][T19513]      netlink_unicast+0x449/0x710
[19437.388038][T19513]      netlink_sendmsg+0x723/0xbe0
[19437.388038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19437.388038][T19513]      ___sys_sendmsg+0xee/0x170
[19437.388038][T19513]      __sys_sendmsg+0xcd/0x170
[19437.388038][T19513]      do_syscall_64+0xc6/0x1e0
[19437.388038][T19513] 
[19437.390225][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19437.390225][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19437.390225][T19513]      ipv6_find_idev+0x102/0x170
[19437.390225][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19437.390225][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19437.390225][T19513]      netlink_rcv_skb+0x130/0x360
[19437.390225][T19513]      netlink_unicast+0x449/0x710
[19437.390225][T19513]      netlink_sendmsg+0x723/0xbe0
[19437.390225][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19437.390225][T19513]      ___sys_sendmsg+0xee/0x170
[19437.390225][T19513]      __sys_sendmsg+0xcd/0x170
[19437.390225][T19513]      do_syscall_64+0xc6/0x1e0
[19437.390225][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19437.390225][T19513] 
[19437.391930][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19437.391930][T19513]      neigh_parms_alloc+0x1e5/0x510
[19437.391930][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19437.391930][T19513]      ipv6_find_idev+0x102/0x170
[19437.391930][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19437.391930][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19437.391930][T19513]      netlink_rcv_skb+0x130/0x360
[19437.391930][T19513]      netlink_unicast+0x449/0x710
[19437.391930][T19513]      netlink_sendmsg+0x723/0xbe0
[19437.391930][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19437.391930][T19513]      ___sys_sendmsg+0xee/0x170
[19437.391930][T19513]      __sys_sendmsg+0xcd/0x170
[19437.391930][T19513]      do_syscall_64+0xc6/0x1e0
[19437.391930][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19437.391930][T19513] 
[19447.639082][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19447.640487][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19447.640487][T19513]      netdev_get_by_index+0x5e/0x80
[19447.640487][T19513]      fib6_nh_init+0x3d8/0x15b0
[19447.640487][T19513]      ip6_route_info_create+0xf18/0x17d0
[19447.640487][T19513]      ip6_route_add+0x1c/0x140
[19447.640487][T19513]      addrconf_prefix_route+0x2a6/0x430
[19447.640487][T19513]      inet6_addr_add+0x4f8/0xa40
[19447.640487][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19447.640487][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19447.640487][T19513]      netlink_rcv_skb+0x130/0x360
[19447.640487][T19513]      netlink_unicast+0x449/0x710
[19447.640487][T19513]      netlink_sendmsg+0x723/0xbe0
[19447.640487][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19447.640487][T19513]      ___sys_sendmsg+0xee/0x170
[19447.640487][T19513]      __sys_sendmsg+0xcd/0x170
[19447.640487][T19513]      do_syscall_64+0xc6/0x1e0
[19447.640487][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19447.640487][T19513] 
[19447.642973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19447.642973][T19513]      netdev_get_by_index+0x5e/0x80
[19447.642973][T19513]      fib6_nh_init+0x3d8/0x15b0
[19447.642973][T19513]      ip6_route_info_create+0xf18/0x17d0
[19447.642973][T19513]      addrconf_f6i_alloc+0x315/0x560
[19447.642973][T19513]      ipv6_add_addr+0x411/0x2000
[19447.642973][T19513]      inet6_addr_add+0x30e/0xa40
[19447.642973][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19447.642973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19447.642973][T19513]      netlink_rcv_skb+0x130/0x360
[19447.642973][T19513]      netlink_unicast+0x449/0x710
[19447.642973][T19513]      netlink_sendmsg+0x723/0xbe0
[19447.642973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19447.642973][T19513]      ___sys_sendmsg+0xee/0x170
[19447.642973][T19513]      __sys_sendmsg+0xcd/0x170
[19447.642973][T19513]      do_syscall_64+0xc6/0x1e0
[19447.642973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19447.642973][T19513] 
[19447.645439][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19447.645439][T19513]      netdev_get_by_index+0x5e/0x80
[19447.645439][T19513]      fib6_nh_init+0x3d8/0x15b0
[19447.645439][T19513]      ip6_route_info_create+0xf18/0x17d0
[19447.645439][T19513]      ip6_route_add+0x1c/0x140
[19447.645439][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19447.645439][T19513]      addrconf_add_dev+0xe2/0x170
[19447.645439][T19513]      inet6_addr_add+0x12f/0xa40
[19447.645439][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19447.645439][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19447.645439][T19513]      netlink_rcv_skb+0x130/0x360
[19447.645439][T19513]      netlink_unicast+0x449/0x710
[19447.645439][T19513]      netlink_sendmsg+0x723/0xbe0
[19447.645439][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19447.645439][T19513]      ___sys_sendmsg+0xee/0x170
[19447.645439][T19513]      __sys_sendmsg+0xcd/0x170
[19447.645439][T19513]      do_syscall_64+0xc6/0x1e0
[19447.645439][T19513] 
[19447.647864][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19447.647864][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19447.647864][T19513]      ipv6_find_idev+0x102/0x170
[19447.647864][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19447.647864][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19447.647864][T19513]      netlink_rcv_skb+0x130/0x360
[19447.647864][T19513]      netlink_unicast+0x449/0x710
[19447.647864][T19513]      netlink_sendmsg+0x723/0xbe0
[19447.647864][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19447.647864][T19513]      ___sys_sendmsg+0xee/0x170
[19447.647864][T19513]      __sys_sendmsg+0xcd/0x170
[19447.647864][T19513]      do_syscall_64+0xc6/0x1e0
[19447.647864][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19447.647864][T19513] 
[19447.649755][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19447.649755][T19513]      neigh_parms_alloc+0x1e5/0x510
[19447.649755][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19447.649755][T19513]      ipv6_find_idev+0x102/0x170
[19447.649755][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19447.649755][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19447.649755][T19513]      netlink_rcv_skb+0x130/0x360
[19447.649755][T19513]      netlink_unicast+0x449/0x710
[19447.649755][T19513]      netlink_sendmsg+0x723/0xbe0
[19447.649755][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19447.649755][T19513]      ___sys_sendmsg+0xee/0x170
[19447.649755][T19513]      __sys_sendmsg+0xcd/0x170
[19447.649755][T19513]      do_syscall_64+0xc6/0x1e0
[19447.649755][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19447.649755][T19513] 
[19457.903064][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19457.903461][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19457.903461][T19513]      netdev_get_by_index+0x5e/0x80
[19457.903461][T19513]      fib6_nh_init+0x3d8/0x15b0
[19457.903461][T19513]      ip6_route_info_create+0xf18/0x17d0
[19457.903461][T19513]      ip6_route_add+0x1c/0x140
[19457.903461][T19513]      addrconf_prefix_route+0x2a6/0x430
[19457.903461][T19513]      inet6_addr_add+0x4f8/0xa40
[19457.903461][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19457.903461][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19457.903461][T19513]      netlink_rcv_skb+0x130/0x360
[19457.903461][T19513]      netlink_unicast+0x449/0x710
[19457.903461][T19513]      netlink_sendmsg+0x723/0xbe0
[19457.903461][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19457.903461][T19513]      ___sys_sendmsg+0xee/0x170
[19457.903461][T19513]      __sys_sendmsg+0xcd/0x170
[19457.903461][T19513]      do_syscall_64+0xc6/0x1e0
[19457.903461][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19457.903461][T19513] 
[19457.905950][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19457.905950][T19513]      netdev_get_by_index+0x5e/0x80
[19457.905950][T19513]      fib6_nh_init+0x3d8/0x15b0
[19457.905950][T19513]      ip6_route_info_create+0xf18/0x17d0
[19457.905950][T19513]      addrconf_f6i_alloc+0x315/0x560
[19457.905950][T19513]      ipv6_add_addr+0x411/0x2000
[19457.905950][T19513]      inet6_addr_add+0x30e/0xa40
[19457.905950][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19457.905950][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19457.905950][T19513]      netlink_rcv_skb+0x130/0x360
[19457.905950][T19513]      netlink_unicast+0x449/0x710
[19457.905950][T19513]      netlink_sendmsg+0x723/0xbe0
[19457.905950][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19457.905950][T19513]      ___sys_sendmsg+0xee/0x170
[19457.905950][T19513]      __sys_sendmsg+0xcd/0x170
[19457.905950][T19513]      do_syscall_64+0xc6/0x1e0
[19457.905950][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19457.905950][T19513] 
[19457.908455][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19457.908455][T19513]      netdev_get_by_index+0x5e/0x80
[19457.908455][T19513]      fib6_nh_init+0x3d8/0x15b0
[19457.908455][T19513]      ip6_route_info_create+0xf18/0x17d0
[19457.908455][T19513]      ip6_route_add+0x1c/0x140
[19457.908455][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19457.908455][T19513]      addrconf_add_dev+0xe2/0x170
[19457.908455][T19513]      inet6_addr_add+0x12f/0xa40
[19457.908455][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19457.908455][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19457.908455][T19513]      netlink_rcv_skb+0x130/0x360
[19457.908455][T19513]      netlink_unicast+0x449/0x710
[19457.908455][T19513]      netlink_sendmsg+0x723/0xbe0
[19457.908455][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19457.908455][T19513]      ___sys_sendmsg+0xee/0x170
[19457.908455][T19513]      __sys_sendmsg+0xcd/0x170
[19457.908455][T19513]      do_syscall_64+0xc6/0x1e0
[19457.908455][T19513] 
[19457.910887][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19457.910887][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19457.910887][T19513]      ipv6_find_idev+0x102/0x170
[19457.910887][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19457.910887][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19457.910887][T19513]      netlink_rcv_skb+0x130/0x360
[19457.910887][T19513]      netlink_unicast+0x449/0x710
[19457.910887][T19513]      netlink_sendmsg+0x723/0xbe0
[19457.910887][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19457.910887][T19513]      ___sys_sendmsg+0xee/0x170
[19457.910887][T19513]      __sys_sendmsg+0xcd/0x170
[19457.910887][T19513]      do_syscall_64+0xc6/0x1e0
[19457.910887][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19457.910887][T19513] 
[19457.912804][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19457.912804][T19513]      neigh_parms_alloc+0x1e5/0x510
[19457.912804][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19457.912804][T19513]      ipv6_find_idev+0x102/0x170
[19457.912804][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19457.912804][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19457.912804][T19513]      netlink_rcv_skb+0x130/0x360
[19457.912804][T19513]      netlink_unicast+0x449/0x710
[19457.912804][T19513]      netlink_sendmsg+0x723/0xbe0
[19457.912804][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19457.912804][T19513]      ___sys_sendmsg+0xee/0x170
[19457.912804][T19513]      __sys_sendmsg+0xcd/0x170
[19457.912804][T19513]      do_syscall_64+0xc6/0x1e0
[19457.912804][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19457.912804][T19513] 
[19468.167078][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19468.167470][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19468.167470][T19513]      netdev_get_by_index+0x5e/0x80
[19468.167470][T19513]      fib6_nh_init+0x3d8/0x15b0
[19468.167470][T19513]      ip6_route_info_create+0xf18/0x17d0
[19468.167470][T19513]      ip6_route_add+0x1c/0x140
[19468.167470][T19513]      addrconf_prefix_route+0x2a6/0x430
[19468.167470][T19513]      inet6_addr_add+0x4f8/0xa40
[19468.167470][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19468.167470][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19468.167470][T19513]      netlink_rcv_skb+0x130/0x360
[19468.167470][T19513]      netlink_unicast+0x449/0x710
[19468.167470][T19513]      netlink_sendmsg+0x723/0xbe0
[19468.167470][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19468.167470][T19513]      ___sys_sendmsg+0xee/0x170
[19468.167470][T19513]      __sys_sendmsg+0xcd/0x170
[19468.167470][T19513]      do_syscall_64+0xc6/0x1e0
[19468.167470][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19468.167470][T19513] 
[19468.169948][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19468.169948][T19513]      netdev_get_by_index+0x5e/0x80
[19468.169948][T19513]      fib6_nh_init+0x3d8/0x15b0
[19468.169948][T19513]      ip6_route_info_create+0xf18/0x17d0
[19468.169948][T19513]      addrconf_f6i_alloc+0x315/0x560
[19468.169948][T19513]      ipv6_add_addr+0x411/0x2000
[19468.169948][T19513]      inet6_addr_add+0x30e/0xa40
[19468.169948][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19468.169948][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19468.169948][T19513]      netlink_rcv_skb+0x130/0x360
[19468.169948][T19513]      netlink_unicast+0x449/0x710
[19468.169948][T19513]      netlink_sendmsg+0x723/0xbe0
[19468.169948][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19468.169948][T19513]      ___sys_sendmsg+0xee/0x170
[19468.169948][T19513]      __sys_sendmsg+0xcd/0x170
[19468.169948][T19513]      do_syscall_64+0xc6/0x1e0
[19468.169948][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19468.169948][T19513] 
[19468.172370][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19468.172370][T19513]      netdev_get_by_index+0x5e/0x80
[19468.172370][T19513]      fib6_nh_init+0x3d8/0x15b0
[19468.172370][T19513]      ip6_route_info_create+0xf18/0x17d0
[19468.172370][T19513]      ip6_route_add+0x1c/0x140
[19468.172370][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19468.172370][T19513]      addrconf_add_dev+0xe2/0x170
[19468.172370][T19513]      inet6_addr_add+0x12f/0xa40
[19468.172370][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19468.172370][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19468.172370][T19513]      netlink_rcv_skb+0x130/0x360
[19468.172370][T19513]      netlink_unicast+0x449/0x710
[19468.172370][T19513]      netlink_sendmsg+0x723/0xbe0
[19468.172370][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19468.172370][T19513]      ___sys_sendmsg+0xee/0x170
[19468.172370][T19513]      __sys_sendmsg+0xcd/0x170
[19468.172370][T19513]      do_syscall_64+0xc6/0x1e0
[19468.172370][T19513] 
[19468.174743][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19468.174743][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19468.174743][T19513]      ipv6_find_idev+0x102/0x170
[19468.174743][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19468.174743][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19468.174743][T19513]      netlink_rcv_skb+0x130/0x360
[19468.174743][T19513]      netlink_unicast+0x449/0x710
[19468.174743][T19513]      netlink_sendmsg+0x723/0xbe0
[19468.174743][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19468.174743][T19513]      ___sys_sendmsg+0xee/0x170
[19468.174743][T19513]      __sys_sendmsg+0xcd/0x170
[19468.174743][T19513]      do_syscall_64+0xc6/0x1e0
[19468.174743][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19468.174743][T19513] 
[19468.176619][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19468.176619][T19513]      neigh_parms_alloc+0x1e5/0x510
[19468.176619][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19468.176619][T19513]      ipv6_find_idev+0x102/0x170
[19468.176619][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19468.176619][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19468.176619][T19513]      netlink_rcv_skb+0x130/0x360
[19468.176619][T19513]      netlink_unicast+0x449/0x710
[19468.176619][T19513]      netlink_sendmsg+0x723/0xbe0
[19468.176619][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19468.176619][T19513]      ___sys_sendmsg+0xee/0x170
[19468.176619][T19513]      __sys_sendmsg+0xcd/0x170
[19468.176619][T19513]      do_syscall_64+0xc6/0x1e0
[19468.176619][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19468.176619][T19513] 
[19478.431076][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19478.431518][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19478.431518][T19513]      netdev_get_by_index+0x5e/0x80
[19478.431518][T19513]      fib6_nh_init+0x3d8/0x15b0
[19478.431518][T19513]      ip6_route_info_create+0xf18/0x17d0
[19478.431518][T19513]      ip6_route_add+0x1c/0x140
[19478.431518][T19513]      addrconf_prefix_route+0x2a6/0x430
[19478.431518][T19513]      inet6_addr_add+0x4f8/0xa40
[19478.431518][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19478.431518][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19478.431518][T19513]      netlink_rcv_skb+0x130/0x360
[19478.431518][T19513]      netlink_unicast+0x449/0x710
[19478.431518][T19513]      netlink_sendmsg+0x723/0xbe0
[19478.431518][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19478.431518][T19513]      ___sys_sendmsg+0xee/0x170
[19478.431518][T19513]      __sys_sendmsg+0xcd/0x170
[19478.431518][T19513]      do_syscall_64+0xc6/0x1e0
[19478.431518][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19478.431518][T19513] 
[19478.433815][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19478.433815][T19513]      netdev_get_by_index+0x5e/0x80
[19478.433815][T19513]      fib6_nh_init+0x3d8/0x15b0
[19478.433815][T19513]      ip6_route_info_create+0xf18/0x17d0
[19478.433815][T19513]      addrconf_f6i_alloc+0x315/0x560
[19478.433815][T19513]      ipv6_add_addr+0x411/0x2000
[19478.433815][T19513]      inet6_addr_add+0x30e/0xa40
[19478.433815][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19478.433815][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19478.433815][T19513]      netlink_rcv_skb+0x130/0x360
[19478.433815][T19513]      netlink_unicast+0x449/0x710
[19478.433815][T19513]      netlink_sendmsg+0x723/0xbe0
[19478.433815][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19478.433815][T19513]      ___sys_sendmsg+0xee/0x170
[19478.433815][T19513]      __sys_sendmsg+0xcd/0x170
[19478.433815][T19513]      do_syscall_64+0xc6/0x1e0
[19478.433815][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19478.433815][T19513] 
[19478.436096][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19478.436096][T19513]      netdev_get_by_index+0x5e/0x80
[19478.436096][T19513]      fib6_nh_init+0x3d8/0x15b0
[19478.436096][T19513]      ip6_route_info_create+0xf18/0x17d0
[19478.436096][T19513]      ip6_route_add+0x1c/0x140
[19478.436096][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19478.436096][T19513]      addrconf_add_dev+0xe2/0x170
[19478.436096][T19513]      inet6_addr_add+0x12f/0xa40
[19478.436096][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19478.436096][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19478.436096][T19513]      netlink_rcv_skb+0x130/0x360
[19478.436096][T19513]      netlink_unicast+0x449/0x710
[19478.436096][T19513]      netlink_sendmsg+0x723/0xbe0
[19478.436096][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19478.436096][T19513]      ___sys_sendmsg+0xee/0x170
[19478.436096][T19513]      __sys_sendmsg+0xcd/0x170
[19478.436096][T19513]      do_syscall_64+0xc6/0x1e0
[19478.436096][T19513] 
[19478.438334][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19478.438334][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19478.438334][T19513]      ipv6_find_idev+0x102/0x170
[19478.438334][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19478.438334][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19478.438334][T19513]      netlink_rcv_skb+0x130/0x360
[19478.438334][T19513]      netlink_unicast+0x449/0x710
[19478.438334][T19513]      netlink_sendmsg+0x723/0xbe0
[19478.438334][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19478.438334][T19513]      ___sys_sendmsg+0xee/0x170
[19478.438334][T19513]      __sys_sendmsg+0xcd/0x170
[19478.438334][T19513]      do_syscall_64+0xc6/0x1e0
[19478.438334][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19478.438334][T19513] 
[19478.440140][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19478.440140][T19513]      neigh_parms_alloc+0x1e5/0x510
[19478.440140][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19478.440140][T19513]      ipv6_find_idev+0x102/0x170
[19478.440140][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19478.440140][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19478.440140][T19513]      netlink_rcv_skb+0x130/0x360
[19478.440140][T19513]      netlink_unicast+0x449/0x710
[19478.440140][T19513]      netlink_sendmsg+0x723/0xbe0
[19478.440140][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19478.440140][T19513]      ___sys_sendmsg+0xee/0x170
[19478.440140][T19513]      __sys_sendmsg+0xcd/0x170
[19478.440140][T19513]      do_syscall_64+0xc6/0x1e0
[19478.440140][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19478.440140][T19513] 
[19488.695128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19488.695582][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19488.695582][T19513]      netdev_get_by_index+0x5e/0x80
[19488.695582][T19513]      fib6_nh_init+0x3d8/0x15b0
[19488.695582][T19513]      ip6_route_info_create+0xf18/0x17d0
[19488.695582][T19513]      ip6_route_add+0x1c/0x140
[19488.695582][T19513]      addrconf_prefix_route+0x2a6/0x430
[19488.695582][T19513]      inet6_addr_add+0x4f8/0xa40
[19488.695582][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19488.695582][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19488.695582][T19513]      netlink_rcv_skb+0x130/0x360
[19488.695582][T19513]      netlink_unicast+0x449/0x710
[19488.695582][T19513]      netlink_sendmsg+0x723/0xbe0
[19488.695582][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19488.695582][T19513]      ___sys_sendmsg+0xee/0x170
[19488.695582][T19513]      __sys_sendmsg+0xcd/0x170
[19488.695582][T19513]      do_syscall_64+0xc6/0x1e0
[19488.695582][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19488.695582][T19513] 
[19488.697843][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19488.697843][T19513]      netdev_get_by_index+0x5e/0x80
[19488.697843][T19513]      fib6_nh_init+0x3d8/0x15b0
[19488.697843][T19513]      ip6_route_info_create+0xf18/0x17d0
[19488.697843][T19513]      addrconf_f6i_alloc+0x315/0x560
[19488.697843][T19513]      ipv6_add_addr+0x411/0x2000
[19488.697843][T19513]      inet6_addr_add+0x30e/0xa40
[19488.697843][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19488.697843][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19488.697843][T19513]      netlink_rcv_skb+0x130/0x360
[19488.697843][T19513]      netlink_unicast+0x449/0x710
[19488.697843][T19513]      netlink_sendmsg+0x723/0xbe0
[19488.697843][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19488.697843][T19513]      ___sys_sendmsg+0xee/0x170
[19488.697843][T19513]      __sys_sendmsg+0xcd/0x170
[19488.697843][T19513]      do_syscall_64+0xc6/0x1e0
[19488.697843][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19488.697843][T19513] 
[19488.700085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19488.700085][T19513]      netdev_get_by_index+0x5e/0x80
[19488.700085][T19513]      fib6_nh_init+0x3d8/0x15b0
[19488.700085][T19513]      ip6_route_info_create+0xf18/0x17d0
[19488.700085][T19513]      ip6_route_add+0x1c/0x140
[19488.700085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19488.700085][T19513]      addrconf_add_dev+0xe2/0x170
[19488.700085][T19513]      inet6_addr_add+0x12f/0xa40
[19488.700085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19488.700085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19488.700085][T19513]      netlink_rcv_skb+0x130/0x360
[19488.700085][T19513]      netlink_unicast+0x449/0x710
[19488.700085][T19513]      netlink_sendmsg+0x723/0xbe0
[19488.700085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19488.700085][T19513]      ___sys_sendmsg+0xee/0x170
[19488.700085][T19513]      __sys_sendmsg+0xcd/0x170
[19488.700085][T19513]      do_syscall_64+0xc6/0x1e0
[19488.700085][T19513] 
[19488.702283][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19488.702283][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19488.702283][T19513]      ipv6_find_idev+0x102/0x170
[19488.702283][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19488.702283][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19488.702283][T19513]      netlink_rcv_skb+0x130/0x360
[19488.702283][T19513]      netlink_unicast+0x449/0x710
[19488.702283][T19513]      netlink_sendmsg+0x723/0xbe0
[19488.702283][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19488.702283][T19513]      ___sys_sendmsg+0xee/0x170
[19488.702283][T19513]      __sys_sendmsg+0xcd/0x170
[19488.702283][T19513]      do_syscall_64+0xc6/0x1e0
[19488.702283][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19488.702283][T19513] 
[19488.703996][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19488.703996][T19513]      neigh_parms_alloc+0x1e5/0x510
[19488.703996][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19488.703996][T19513]      ipv6_find_idev+0x102/0x170
[19488.703996][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19488.703996][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19488.703996][T19513]      netlink_rcv_skb+0x130/0x360
[19488.703996][T19513]      netlink_unicast+0x449/0x710
[19488.703996][T19513]      netlink_sendmsg+0x723/0xbe0
[19488.703996][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19488.703996][T19513]      ___sys_sendmsg+0xee/0x170
[19488.703996][T19513]      __sys_sendmsg+0xcd/0x170
[19488.703996][T19513]      do_syscall_64+0xc6/0x1e0
[19488.703996][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19488.703996][T19513] 
[19498.959069][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19498.959511][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19498.959511][T19513]      netdev_get_by_index+0x5e/0x80
[19498.959511][T19513]      fib6_nh_init+0x3d8/0x15b0
[19498.959511][T19513]      ip6_route_info_create+0xf18/0x17d0
[19498.959511][T19513]      ip6_route_add+0x1c/0x140
[19498.959511][T19513]      addrconf_prefix_route+0x2a6/0x430
[19498.959511][T19513]      inet6_addr_add+0x4f8/0xa40
[19498.959511][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19498.959511][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19498.959511][T19513]      netlink_rcv_skb+0x130/0x360
[19498.959511][T19513]      netlink_unicast+0x449/0x710
[19498.959511][T19513]      netlink_sendmsg+0x723/0xbe0
[19498.959511][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19498.959511][T19513]      ___sys_sendmsg+0xee/0x170
[19498.959511][T19513]      __sys_sendmsg+0xcd/0x170
[19498.959511][T19513]      do_syscall_64+0xc6/0x1e0
[19498.959511][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19498.959511][T19513] 
[19498.961996][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19498.961996][T19513]      netdev_get_by_index+0x5e/0x80
[19498.961996][T19513]      fib6_nh_init+0x3d8/0x15b0
[19498.961996][T19513]      ip6_route_info_create+0xf18/0x17d0
[19498.961996][T19513]      addrconf_f6i_alloc+0x315/0x560
[19498.961996][T19513]      ipv6_add_addr+0x411/0x2000
[19498.961996][T19513]      inet6_addr_add+0x30e/0xa40
[19498.961996][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19498.961996][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19498.961996][T19513]      netlink_rcv_skb+0x130/0x360
[19498.961996][T19513]      netlink_unicast+0x449/0x710
[19498.961996][T19513]      netlink_sendmsg+0x723/0xbe0
[19498.961996][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19498.961996][T19513]      ___sys_sendmsg+0xee/0x170
[19498.961996][T19513]      __sys_sendmsg+0xcd/0x170
[19498.961996][T19513]      do_syscall_64+0xc6/0x1e0
[19498.961996][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19498.961996][T19513] 
[19498.964462][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19498.964462][T19513]      netdev_get_by_index+0x5e/0x80
[19498.964462][T19513]      fib6_nh_init+0x3d8/0x15b0
[19498.964462][T19513]      ip6_route_info_create+0xf18/0x17d0
[19498.964462][T19513]      ip6_route_add+0x1c/0x140
[19498.964462][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19498.964462][T19513]      addrconf_add_dev+0xe2/0x170
[19498.964462][T19513]      inet6_addr_add+0x12f/0xa40
[19498.964462][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19498.964462][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19498.964462][T19513]      netlink_rcv_skb+0x130/0x360
[19498.964462][T19513]      netlink_unicast+0x449/0x710
[19498.964462][T19513]      netlink_sendmsg+0x723/0xbe0
[19498.964462][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19498.964462][T19513]      ___sys_sendmsg+0xee/0x170
[19498.964462][T19513]      __sys_sendmsg+0xcd/0x170
[19498.964462][T19513]      do_syscall_64+0xc6/0x1e0
[19498.964462][T19513] 
[19498.966886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19498.966886][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19498.966886][T19513]      ipv6_find_idev+0x102/0x170
[19498.966886][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19498.966886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19498.966886][T19513]      netlink_rcv_skb+0x130/0x360
[19498.966886][T19513]      netlink_unicast+0x449/0x710
[19498.966886][T19513]      netlink_sendmsg+0x723/0xbe0
[19498.966886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19498.966886][T19513]      ___sys_sendmsg+0xee/0x170
[19498.966886][T19513]      __sys_sendmsg+0xcd/0x170
[19498.966886][T19513]      do_syscall_64+0xc6/0x1e0
[19498.966886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19498.966886][T19513] 
[19498.968795][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19498.968795][T19513]      neigh_parms_alloc+0x1e5/0x510
[19498.968795][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19498.968795][T19513]      ipv6_find_idev+0x102/0x170
[19498.968795][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19498.968795][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19498.968795][T19513]      netlink_rcv_skb+0x130/0x360
[19498.968795][T19513]      netlink_unicast+0x449/0x710
[19498.968795][T19513]      netlink_sendmsg+0x723/0xbe0
[19498.968795][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19498.968795][T19513]      ___sys_sendmsg+0xee/0x170
[19498.968795][T19513]      __sys_sendmsg+0xcd/0x170
[19498.968795][T19513]      do_syscall_64+0xc6/0x1e0
[19498.968795][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19498.968795][T19513] 
[19509.223095][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19509.223572][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19509.223572][T19513]      netdev_get_by_index+0x5e/0x80
[19509.223572][T19513]      fib6_nh_init+0x3d8/0x15b0
[19509.223572][T19513]      ip6_route_info_create+0xf18/0x17d0
[19509.223572][T19513]      ip6_route_add+0x1c/0x140
[19509.223572][T19513]      addrconf_prefix_route+0x2a6/0x430
[19509.223572][T19513]      inet6_addr_add+0x4f8/0xa40
[19509.223572][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19509.223572][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19509.223572][T19513]      netlink_rcv_skb+0x130/0x360
[19509.223572][T19513]      netlink_unicast+0x449/0x710
[19509.223572][T19513]      netlink_sendmsg+0x723/0xbe0
[19509.223572][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19509.223572][T19513]      ___sys_sendmsg+0xee/0x170
[19509.223572][T19513]      __sys_sendmsg+0xcd/0x170
[19509.223572][T19513]      do_syscall_64+0xc6/0x1e0
[19509.223572][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19509.223572][T19513] 
[19509.226041][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19509.226041][T19513]      netdev_get_by_index+0x5e/0x80
[19509.226041][T19513]      fib6_nh_init+0x3d8/0x15b0
[19509.226041][T19513]      ip6_route_info_create+0xf18/0x17d0
[19509.226041][T19513]      addrconf_f6i_alloc+0x315/0x560
[19509.226041][T19513]      ipv6_add_addr+0x411/0x2000
[19509.226041][T19513]      inet6_addr_add+0x30e/0xa40
[19509.226041][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19509.226041][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19509.226041][T19513]      netlink_rcv_skb+0x130/0x360
[19509.226041][T19513]      netlink_unicast+0x449/0x710
[19509.226041][T19513]      netlink_sendmsg+0x723/0xbe0
[19509.226041][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19509.226041][T19513]      ___sys_sendmsg+0xee/0x170
[19509.226041][T19513]      __sys_sendmsg+0xcd/0x170
[19509.226041][T19513]      do_syscall_64+0xc6/0x1e0
[19509.226041][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19509.226041][T19513] 
[19509.228518][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19509.228518][T19513]      netdev_get_by_index+0x5e/0x80
[19509.228518][T19513]      fib6_nh_init+0x3d8/0x15b0
[19509.228518][T19513]      ip6_route_info_create+0xf18/0x17d0
[19509.228518][T19513]      ip6_route_add+0x1c/0x140
[19509.228518][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19509.228518][T19513]      addrconf_add_dev+0xe2/0x170
[19509.228518][T19513]      inet6_addr_add+0x12f/0xa40
[19509.228518][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19509.228518][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19509.228518][T19513]      netlink_rcv_skb+0x130/0x360
[19509.228518][T19513]      netlink_unicast+0x449/0x710
[19509.228518][T19513]      netlink_sendmsg+0x723/0xbe0
[19509.228518][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19509.228518][T19513]      ___sys_sendmsg+0xee/0x170
[19509.228518][T19513]      __sys_sendmsg+0xcd/0x170
[19509.228518][T19513]      do_syscall_64+0xc6/0x1e0
[19509.228518][T19513] 
[19509.230829][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19509.230829][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19509.230829][T19513]      ipv6_find_idev+0x102/0x170
[19509.230829][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19509.230829][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19509.230829][T19513]      netlink_rcv_skb+0x130/0x360
[19509.230829][T19513]      netlink_unicast+0x449/0x710
[19509.230829][T19513]      netlink_sendmsg+0x723/0xbe0
[19509.230829][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19509.230829][T19513]      ___sys_sendmsg+0xee/0x170
[19509.230829][T19513]      __sys_sendmsg+0xcd/0x170
[19509.230829][T19513]      do_syscall_64+0xc6/0x1e0
[19509.230829][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19509.230829][T19513] 
[19509.232543][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19509.232543][T19513]      neigh_parms_alloc+0x1e5/0x510
[19509.232543][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19509.232543][T19513]      ipv6_find_idev+0x102/0x170
[19509.232543][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19509.232543][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19509.232543][T19513]      netlink_rcv_skb+0x130/0x360
[19509.232543][T19513]      netlink_unicast+0x449/0x710
[19509.232543][T19513]      netlink_sendmsg+0x723/0xbe0
[19509.232543][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19509.232543][T19513]      ___sys_sendmsg+0xee/0x170
[19509.232543][T19513]      __sys_sendmsg+0xcd/0x170
[19509.232543][T19513]      do_syscall_64+0xc6/0x1e0
[19509.232543][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19509.232543][T19513] 
[19519.583143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19519.583769][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19519.583769][T19513]      netdev_get_by_index+0x5e/0x80
[19519.583769][T19513]      fib6_nh_init+0x3d8/0x15b0
[19519.583769][T19513]      ip6_route_info_create+0xf18/0x17d0
[19519.583769][T19513]      ip6_route_add+0x1c/0x140
[19519.583769][T19513]      addrconf_prefix_route+0x2a6/0x430
[19519.583769][T19513]      inet6_addr_add+0x4f8/0xa40
[19519.583769][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19519.583769][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19519.583769][T19513]      netlink_rcv_skb+0x130/0x360
[19519.583769][T19513]      netlink_unicast+0x449/0x710
[19519.583769][T19513]      netlink_sendmsg+0x723/0xbe0
[19519.583769][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19519.583769][T19513]      ___sys_sendmsg+0xee/0x170
[19519.583769][T19513]      __sys_sendmsg+0xcd/0x170
[19519.583769][T19513]      do_syscall_64+0xc6/0x1e0
[19519.583769][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19519.583769][T19513] 
[19519.586767][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19519.586767][T19513]      netdev_get_by_index+0x5e/0x80
[19519.586767][T19513]      fib6_nh_init+0x3d8/0x15b0
[19519.586767][T19513]      ip6_route_info_create+0xf18/0x17d0
[19519.586767][T19513]      addrconf_f6i_alloc+0x315/0x560
[19519.586767][T19513]      ipv6_add_addr+0x411/0x2000
[19519.586767][T19513]      inet6_addr_add+0x30e/0xa40
[19519.586767][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19519.586767][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19519.586767][T19513]      netlink_rcv_skb+0x130/0x360
[19519.586767][T19513]      netlink_unicast+0x449/0x710
[19519.586767][T19513]      netlink_sendmsg+0x723/0xbe0
[19519.586767][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19519.586767][T19513]      ___sys_sendmsg+0xee/0x170
[19519.586767][T19513]      __sys_sendmsg+0xcd/0x170
[19519.586767][T19513]      do_syscall_64+0xc6/0x1e0
[19519.586767][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19519.586767][T19513] 
[19519.589426][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19519.589426][T19513]      netdev_get_by_index+0x5e/0x80
[19519.589426][T19513]      fib6_nh_init+0x3d8/0x15b0
[19519.589426][T19513]      ip6_route_info_create+0xf18/0x17d0
[19519.589426][T19513]      ip6_route_add+0x1c/0x140
[19519.589426][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19519.589426][T19513]      addrconf_add_dev+0xe2/0x170
[19519.589426][T19513]      inet6_addr_add+0x12f/0xa40
[19519.589426][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19519.589426][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19519.589426][T19513]      netlink_rcv_skb+0x130/0x360
[19519.589426][T19513]      netlink_unicast+0x449/0x710
[19519.589426][T19513]      netlink_sendmsg+0x723/0xbe0
[19519.589426][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19519.589426][T19513]      ___sys_sendmsg+0xee/0x170
[19519.589426][T19513]      __sys_sendmsg+0xcd/0x170
[19519.589426][T19513]      do_syscall_64+0xc6/0x1e0
[19519.589426][T19513] 
[19519.592036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19519.592036][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19519.592036][T19513]      ipv6_find_idev+0x102/0x170
[19519.592036][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19519.592036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19519.592036][T19513]      netlink_rcv_skb+0x130/0x360
[19519.592036][T19513]      netlink_unicast+0x449/0x710
[19519.592036][T19513]      netlink_sendmsg+0x723/0xbe0
[19519.592036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19519.592036][T19513]      ___sys_sendmsg+0xee/0x170
[19519.592036][T19513]      __sys_sendmsg+0xcd/0x170
[19519.592036][T19513]      do_syscall_64+0xc6/0x1e0
[19519.592036][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19519.592036][T19513] 
[19519.594084][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19519.594084][T19513]      neigh_parms_alloc+0x1e5/0x510
[19519.594084][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19519.594084][T19513]      ipv6_find_idev+0x102/0x170
[19519.594084][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19519.594084][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19519.594084][T19513]      netlink_rcv_skb+0x130/0x360
[19519.594084][T19513]      netlink_unicast+0x449/0x710
[19519.594084][T19513]      netlink_sendmsg+0x723/0xbe0
[19519.594084][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19519.594084][T19513]      ___sys_sendmsg+0xee/0x170
[19519.594084][T19513]      __sys_sendmsg+0xcd/0x170
[19519.594084][T19513]      do_syscall_64+0xc6/0x1e0
[19519.594084][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19519.594084][T19513] 
[19529.663110][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19529.663577][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19529.663577][T19513]      netdev_get_by_index+0x5e/0x80
[19529.663577][T19513]      fib6_nh_init+0x3d8/0x15b0
[19529.663577][T19513]      ip6_route_info_create+0xf18/0x17d0
[19529.663577][T19513]      ip6_route_add+0x1c/0x140
[19529.663577][T19513]      addrconf_prefix_route+0x2a6/0x430
[19529.663577][T19513]      inet6_addr_add+0x4f8/0xa40
[19529.663577][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19529.663577][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19529.663577][T19513]      netlink_rcv_skb+0x130/0x360
[19529.663577][T19513]      netlink_unicast+0x449/0x710
[19529.663577][T19513]      netlink_sendmsg+0x723/0xbe0
[19529.663577][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19529.663577][T19513]      ___sys_sendmsg+0xee/0x170
[19529.663577][T19513]      __sys_sendmsg+0xcd/0x170
[19529.663577][T19513]      do_syscall_64+0xc6/0x1e0
[19529.663577][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19529.663577][T19513] 
[19529.665790][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19529.665790][T19513]      netdev_get_by_index+0x5e/0x80
[19529.665790][T19513]      fib6_nh_init+0x3d8/0x15b0
[19529.665790][T19513]      ip6_route_info_create+0xf18/0x17d0
[19529.665790][T19513]      addrconf_f6i_alloc+0x315/0x560
[19529.665790][T19513]      ipv6_add_addr+0x411/0x2000
[19529.665790][T19513]      inet6_addr_add+0x30e/0xa40
[19529.665790][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19529.665790][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19529.665790][T19513]      netlink_rcv_skb+0x130/0x360
[19529.665790][T19513]      netlink_unicast+0x449/0x710
[19529.665790][T19513]      netlink_sendmsg+0x723/0xbe0
[19529.665790][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19529.665790][T19513]      ___sys_sendmsg+0xee/0x170
[19529.665790][T19513]      __sys_sendmsg+0xcd/0x170
[19529.665790][T19513]      do_syscall_64+0xc6/0x1e0
[19529.665790][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19529.665790][T19513] 
[19529.667998][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19529.667998][T19513]      netdev_get_by_index+0x5e/0x80
[19529.667998][T19513]      fib6_nh_init+0x3d8/0x15b0
[19529.667998][T19513]      ip6_route_info_create+0xf18/0x17d0
[19529.667998][T19513]      ip6_route_add+0x1c/0x140
[19529.667998][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19529.667998][T19513]      addrconf_add_dev+0xe2/0x170
[19529.667998][T19513]      inet6_addr_add+0x12f/0xa40
[19529.667998][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19529.667998][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19529.667998][T19513]      netlink_rcv_skb+0x130/0x360
[19529.667998][T19513]      netlink_unicast+0x449/0x710
[19529.667998][T19513]      netlink_sendmsg+0x723/0xbe0
[19529.667998][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19529.667998][T19513]      ___sys_sendmsg+0xee/0x170
[19529.667998][T19513]      __sys_sendmsg+0xcd/0x170
[19529.667998][T19513]      do_syscall_64+0xc6/0x1e0
[19529.667998][T19513] 
[19529.670151][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19529.670151][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19529.670151][T19513]      ipv6_find_idev+0x102/0x170
[19529.670151][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19529.670151][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19529.670151][T19513]      netlink_rcv_skb+0x130/0x360
[19529.670151][T19513]      netlink_unicast+0x449/0x710
[19529.670151][T19513]      netlink_sendmsg+0x723/0xbe0
[19529.670151][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19529.670151][T19513]      ___sys_sendmsg+0xee/0x170
[19529.670151][T19513]      __sys_sendmsg+0xcd/0x170
[19529.670151][T19513]      do_syscall_64+0xc6/0x1e0
[19529.670151][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19529.670151][T19513] 
[19529.671845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19529.671845][T19513]      neigh_parms_alloc+0x1e5/0x510
[19529.671845][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19529.671845][T19513]      ipv6_find_idev+0x102/0x170
[19529.671845][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19529.671845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19529.671845][T19513]      netlink_rcv_skb+0x130/0x360
[19529.671845][T19513]      netlink_unicast+0x449/0x710
[19529.671845][T19513]      netlink_sendmsg+0x723/0xbe0
[19529.671845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19529.671845][T19513]      ___sys_sendmsg+0xee/0x170
[19529.671845][T19513]      __sys_sendmsg+0xcd/0x170
[19529.671845][T19513]      do_syscall_64+0xc6/0x1e0
[19529.671845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19529.671845][T19513] 
[19539.839084][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19539.839512][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19539.839512][T19513]      netdev_get_by_index+0x5e/0x80
[19539.839512][T19513]      fib6_nh_init+0x3d8/0x15b0
[19539.839512][T19513]      ip6_route_info_create+0xf18/0x17d0
[19539.839512][T19513]      ip6_route_add+0x1c/0x140
[19539.839512][T19513]      addrconf_prefix_route+0x2a6/0x430
[19539.839512][T19513]      inet6_addr_add+0x4f8/0xa40
[19539.839512][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19539.839512][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19539.839512][T19513]      netlink_rcv_skb+0x130/0x360
[19539.839512][T19513]      netlink_unicast+0x449/0x710
[19539.839512][T19513]      netlink_sendmsg+0x723/0xbe0
[19539.839512][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19539.839512][T19513]      ___sys_sendmsg+0xee/0x170
[19539.839512][T19513]      __sys_sendmsg+0xcd/0x170
[19539.839512][T19513]      do_syscall_64+0xc6/0x1e0
[19539.839512][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19539.839512][T19513] 
[19539.841739][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19539.841739][T19513]      netdev_get_by_index+0x5e/0x80
[19539.841739][T19513]      fib6_nh_init+0x3d8/0x15b0
[19539.841739][T19513]      ip6_route_info_create+0xf18/0x17d0
[19539.841739][T19513]      addrconf_f6i_alloc+0x315/0x560
[19539.841739][T19513]      ipv6_add_addr+0x411/0x2000
[19539.841739][T19513]      inet6_addr_add+0x30e/0xa40
[19539.841739][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19539.841739][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19539.841739][T19513]      netlink_rcv_skb+0x130/0x360
[19539.841739][T19513]      netlink_unicast+0x449/0x710
[19539.841739][T19513]      netlink_sendmsg+0x723/0xbe0
[19539.841739][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19539.841739][T19513]      ___sys_sendmsg+0xee/0x170
[19539.841739][T19513]      __sys_sendmsg+0xcd/0x170
[19539.841739][T19513]      do_syscall_64+0xc6/0x1e0
[19539.841739][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19539.841739][T19513] 
[19539.843939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19539.843939][T19513]      netdev_get_by_index+0x5e/0x80
[19539.843939][T19513]      fib6_nh_init+0x3d8/0x15b0
[19539.843939][T19513]      ip6_route_info_create+0xf18/0x17d0
[19539.843939][T19513]      ip6_route_add+0x1c/0x140
[19539.843939][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19539.843939][T19513]      addrconf_add_dev+0xe2/0x170
[19539.843939][T19513]      inet6_addr_add+0x12f/0xa40
[19539.843939][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19539.843939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19539.843939][T19513]      netlink_rcv_skb+0x130/0x360
[19539.843939][T19513]      netlink_unicast+0x449/0x710
[19539.843939][T19513]      netlink_sendmsg+0x723/0xbe0
[19539.843939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19539.843939][T19513]      ___sys_sendmsg+0xee/0x170
[19539.843939][T19513]      __sys_sendmsg+0xcd/0x170
[19539.843939][T19513]      do_syscall_64+0xc6/0x1e0
[19539.843939][T19513] 
[19539.846105][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19539.846105][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19539.846105][T19513]      ipv6_find_idev+0x102/0x170
[19539.846105][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19539.846105][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19539.846105][T19513]      netlink_rcv_skb+0x130/0x360
[19539.846105][T19513]      netlink_unicast+0x449/0x710
[19539.846105][T19513]      netlink_sendmsg+0x723/0xbe0
[19539.846105][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19539.846105][T19513]      ___sys_sendmsg+0xee/0x170
[19539.846105][T19513]      __sys_sendmsg+0xcd/0x170
[19539.846105][T19513]      do_syscall_64+0xc6/0x1e0
[19539.846105][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19539.846105][T19513] 
[19539.847790][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19539.847790][T19513]      neigh_parms_alloc+0x1e5/0x510
[19539.847790][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19539.847790][T19513]      ipv6_find_idev+0x102/0x170
[19539.847790][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19539.847790][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19539.847790][T19513]      netlink_rcv_skb+0x130/0x360
[19539.847790][T19513]      netlink_unicast+0x449/0x710
[19539.847790][T19513]      netlink_sendmsg+0x723/0xbe0
[19539.847790][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19539.847790][T19513]      ___sys_sendmsg+0xee/0x170
[19539.847790][T19513]      __sys_sendmsg+0xcd/0x170
[19539.847790][T19513]      do_syscall_64+0xc6/0x1e0
[19539.847790][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19539.847790][T19513] 
[19550.087065][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19550.087478][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19550.087478][T19513]      netdev_get_by_index+0x5e/0x80
[19550.087478][T19513]      fib6_nh_init+0x3d8/0x15b0
[19550.087478][T19513]      ip6_route_info_create+0xf18/0x17d0
[19550.087478][T19513]      ip6_route_add+0x1c/0x140
[19550.087478][T19513]      addrconf_prefix_route+0x2a6/0x430
[19550.087478][T19513]      inet6_addr_add+0x4f8/0xa40
[19550.087478][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19550.087478][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19550.087478][T19513]      netlink_rcv_skb+0x130/0x360
[19550.087478][T19513]      netlink_unicast+0x449/0x710
[19550.087478][T19513]      netlink_sendmsg+0x723/0xbe0
[19550.087478][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19550.087478][T19513]      ___sys_sendmsg+0xee/0x170
[19550.087478][T19513]      __sys_sendmsg+0xcd/0x170
[19550.087478][T19513]      do_syscall_64+0xc6/0x1e0
[19550.087478][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19550.087478][T19513] 
[19550.089742][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19550.089742][T19513]      netdev_get_by_index+0x5e/0x80
[19550.089742][T19513]      fib6_nh_init+0x3d8/0x15b0
[19550.089742][T19513]      ip6_route_info_create+0xf18/0x17d0
[19550.089742][T19513]      addrconf_f6i_alloc+0x315/0x560
[19550.089742][T19513]      ipv6_add_addr+0x411/0x2000
[19550.089742][T19513]      inet6_addr_add+0x30e/0xa40
[19550.089742][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19550.089742][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19550.089742][T19513]      netlink_rcv_skb+0x130/0x360
[19550.089742][T19513]      netlink_unicast+0x449/0x710
[19550.089742][T19513]      netlink_sendmsg+0x723/0xbe0
[19550.089742][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19550.089742][T19513]      ___sys_sendmsg+0xee/0x170
[19550.089742][T19513]      __sys_sendmsg+0xcd/0x170
[19550.089742][T19513]      do_syscall_64+0xc6/0x1e0
[19550.089742][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19550.089742][T19513] 
[19550.091943][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19550.091943][T19513]      netdev_get_by_index+0x5e/0x80
[19550.091943][T19513]      fib6_nh_init+0x3d8/0x15b0
[19550.091943][T19513]      ip6_route_info_create+0xf18/0x17d0
[19550.091943][T19513]      ip6_route_add+0x1c/0x140
[19550.091943][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19550.091943][T19513]      addrconf_add_dev+0xe2/0x170
[19550.091943][T19513]      inet6_addr_add+0x12f/0xa40
[19550.091943][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19550.091943][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19550.091943][T19513]      netlink_rcv_skb+0x130/0x360
[19550.091943][T19513]      netlink_unicast+0x449/0x710
[19550.091943][T19513]      netlink_sendmsg+0x723/0xbe0
[19550.091943][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19550.091943][T19513]      ___sys_sendmsg+0xee/0x170
[19550.091943][T19513]      __sys_sendmsg+0xcd/0x170
[19550.091943][T19513]      do_syscall_64+0xc6/0x1e0
[19550.091943][T19513] 
[19550.094091][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19550.094091][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19550.094091][T19513]      ipv6_find_idev+0x102/0x170
[19550.094091][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19550.094091][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19550.094091][T19513]      netlink_rcv_skb+0x130/0x360
[19550.094091][T19513]      netlink_unicast+0x449/0x710
[19550.094091][T19513]      netlink_sendmsg+0x723/0xbe0
[19550.094091][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19550.094091][T19513]      ___sys_sendmsg+0xee/0x170
[19550.094091][T19513]      __sys_sendmsg+0xcd/0x170
[19550.094091][T19513]      do_syscall_64+0xc6/0x1e0
[19550.094091][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19550.094091][T19513] 
[19550.095777][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19550.095777][T19513]      neigh_parms_alloc+0x1e5/0x510
[19550.095777][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19550.095777][T19513]      ipv6_find_idev+0x102/0x170
[19550.095777][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19550.095777][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19550.095777][T19513]      netlink_rcv_skb+0x130/0x360
[19550.095777][T19513]      netlink_unicast+0x449/0x710
[19550.095777][T19513]      netlink_sendmsg+0x723/0xbe0
[19550.095777][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19550.095777][T19513]      ___sys_sendmsg+0xee/0x170
[19550.095777][T19513]      __sys_sendmsg+0xcd/0x170
[19550.095777][T19513]      do_syscall_64+0xc6/0x1e0
[19550.095777][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19550.095777][T19513] 
[19560.287083][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19560.287521][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19560.287521][T19513]      netdev_get_by_index+0x5e/0x80
[19560.287521][T19513]      fib6_nh_init+0x3d8/0x15b0
[19560.287521][T19513]      ip6_route_info_create+0xf18/0x17d0
[19560.287521][T19513]      ip6_route_add+0x1c/0x140
[19560.287521][T19513]      addrconf_prefix_route+0x2a6/0x430
[19560.287521][T19513]      inet6_addr_add+0x4f8/0xa40
[19560.287521][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19560.287521][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19560.287521][T19513]      netlink_rcv_skb+0x130/0x360
[19560.287521][T19513]      netlink_unicast+0x449/0x710
[19560.287521][T19513]      netlink_sendmsg+0x723/0xbe0
[19560.287521][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19560.287521][T19513]      ___sys_sendmsg+0xee/0x170
[19560.287521][T19513]      __sys_sendmsg+0xcd/0x170
[19560.287521][T19513]      do_syscall_64+0xc6/0x1e0
[19560.287521][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19560.287521][T19513] 
[19560.289765][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19560.289765][T19513]      netdev_get_by_index+0x5e/0x80
[19560.289765][T19513]      fib6_nh_init+0x3d8/0x15b0
[19560.289765][T19513]      ip6_route_info_create+0xf18/0x17d0
[19560.289765][T19513]      addrconf_f6i_alloc+0x315/0x560
[19560.289765][T19513]      ipv6_add_addr+0x411/0x2000
[19560.289765][T19513]      inet6_addr_add+0x30e/0xa40
[19560.289765][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19560.289765][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19560.289765][T19513]      netlink_rcv_skb+0x130/0x360
[19560.289765][T19513]      netlink_unicast+0x449/0x710
[19560.289765][T19513]      netlink_sendmsg+0x723/0xbe0
[19560.289765][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19560.289765][T19513]      ___sys_sendmsg+0xee/0x170
[19560.289765][T19513]      __sys_sendmsg+0xcd/0x170
[19560.289765][T19513]      do_syscall_64+0xc6/0x1e0
[19560.289765][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19560.289765][T19513] 
[19560.291957][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19560.291957][T19513]      netdev_get_by_index+0x5e/0x80
[19560.291957][T19513]      fib6_nh_init+0x3d8/0x15b0
[19560.291957][T19513]      ip6_route_info_create+0xf18/0x17d0
[19560.291957][T19513]      ip6_route_add+0x1c/0x140
[19560.291957][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19560.291957][T19513]      addrconf_add_dev+0xe2/0x170
[19560.291957][T19513]      inet6_addr_add+0x12f/0xa40
[19560.291957][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19560.291957][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19560.291957][T19513]      netlink_rcv_skb+0x130/0x360
[19560.291957][T19513]      netlink_unicast+0x449/0x710
[19560.291957][T19513]      netlink_sendmsg+0x723/0xbe0
[19560.291957][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19560.291957][T19513]      ___sys_sendmsg+0xee/0x170
[19560.291957][T19513]      __sys_sendmsg+0xcd/0x170
[19560.291957][T19513]      do_syscall_64+0xc6/0x1e0
[19560.291957][T19513] 
[19560.294104][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19560.294104][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19560.294104][T19513]      ipv6_find_idev+0x102/0x170
[19560.294104][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19560.294104][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19560.294104][T19513]      netlink_rcv_skb+0x130/0x360
[19560.294104][T19513]      netlink_unicast+0x449/0x710
[19560.294104][T19513]      netlink_sendmsg+0x723/0xbe0
[19560.294104][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19560.294104][T19513]      ___sys_sendmsg+0xee/0x170
[19560.294104][T19513]      __sys_sendmsg+0xcd/0x170
[19560.294104][T19513]      do_syscall_64+0xc6/0x1e0
[19560.294104][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19560.294104][T19513] 
[19560.295795][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19560.295795][T19513]      neigh_parms_alloc+0x1e5/0x510
[19560.295795][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19560.295795][T19513]      ipv6_find_idev+0x102/0x170
[19560.295795][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19560.295795][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19560.295795][T19513]      netlink_rcv_skb+0x130/0x360
[19560.295795][T19513]      netlink_unicast+0x449/0x710
[19560.295795][T19513]      netlink_sendmsg+0x723/0xbe0
[19560.295795][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19560.295795][T19513]      ___sys_sendmsg+0xee/0x170
[19560.295795][T19513]      __sys_sendmsg+0xcd/0x170
[19560.295795][T19513]      do_syscall_64+0xc6/0x1e0
[19560.295795][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19560.295795][T19513] 
[19570.519070][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19570.519479][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19570.519479][T19513]      netdev_get_by_index+0x5e/0x80
[19570.519479][T19513]      fib6_nh_init+0x3d8/0x15b0
[19570.519479][T19513]      ip6_route_info_create+0xf18/0x17d0
[19570.519479][T19513]      ip6_route_add+0x1c/0x140
[19570.519479][T19513]      addrconf_prefix_route+0x2a6/0x430
[19570.519479][T19513]      inet6_addr_add+0x4f8/0xa40
[19570.519479][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19570.519479][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19570.519479][T19513]      netlink_rcv_skb+0x130/0x360
[19570.519479][T19513]      netlink_unicast+0x449/0x710
[19570.519479][T19513]      netlink_sendmsg+0x723/0xbe0
[19570.519479][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19570.519479][T19513]      ___sys_sendmsg+0xee/0x170
[19570.519479][T19513]      __sys_sendmsg+0xcd/0x170
[19570.519479][T19513]      do_syscall_64+0xc6/0x1e0
[19570.519479][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19570.519479][T19513] 
[19570.521712][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19570.521712][T19513]      netdev_get_by_index+0x5e/0x80
[19570.521712][T19513]      fib6_nh_init+0x3d8/0x15b0
[19570.521712][T19513]      ip6_route_info_create+0xf18/0x17d0
[19570.521712][T19513]      addrconf_f6i_alloc+0x315/0x560
[19570.521712][T19513]      ipv6_add_addr+0x411/0x2000
[19570.521712][T19513]      inet6_addr_add+0x30e/0xa40
[19570.521712][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19570.521712][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19570.521712][T19513]      netlink_rcv_skb+0x130/0x360
[19570.521712][T19513]      netlink_unicast+0x449/0x710
[19570.521712][T19513]      netlink_sendmsg+0x723/0xbe0
[19570.521712][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19570.521712][T19513]      ___sys_sendmsg+0xee/0x170
[19570.521712][T19513]      __sys_sendmsg+0xcd/0x170
[19570.521712][T19513]      do_syscall_64+0xc6/0x1e0
[19570.521712][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19570.521712][T19513] 
[19570.523913][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19570.523913][T19513]      netdev_get_by_index+0x5e/0x80
[19570.523913][T19513]      fib6_nh_init+0x3d8/0x15b0
[19570.523913][T19513]      ip6_route_info_create+0xf18/0x17d0
[19570.523913][T19513]      ip6_route_add+0x1c/0x140
[19570.523913][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19570.523913][T19513]      addrconf_add_dev+0xe2/0x170
[19570.523913][T19513]      inet6_addr_add+0x12f/0xa40
[19570.523913][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19570.523913][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19570.523913][T19513]      netlink_rcv_skb+0x130/0x360
[19570.523913][T19513]      netlink_unicast+0x449/0x710
[19570.523913][T19513]      netlink_sendmsg+0x723/0xbe0
[19570.523913][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19570.523913][T19513]      ___sys_sendmsg+0xee/0x170
[19570.523913][T19513]      __sys_sendmsg+0xcd/0x170
[19570.523913][T19513]      do_syscall_64+0xc6/0x1e0
[19570.523913][T19513] 
[19570.526076][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19570.526076][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19570.526076][T19513]      ipv6_find_idev+0x102/0x170
[19570.526076][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19570.526076][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19570.526076][T19513]      netlink_rcv_skb+0x130/0x360
[19570.526076][T19513]      netlink_unicast+0x449/0x710
[19570.526076][T19513]      netlink_sendmsg+0x723/0xbe0
[19570.526076][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19570.526076][T19513]      ___sys_sendmsg+0xee/0x170
[19570.526076][T19513]      __sys_sendmsg+0xcd/0x170
[19570.526076][T19513]      do_syscall_64+0xc6/0x1e0
[19570.526076][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19570.526076][T19513] 
[19570.527799][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19570.527799][T19513]      neigh_parms_alloc+0x1e5/0x510
[19570.527799][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19570.527799][T19513]      ipv6_find_idev+0x102/0x170
[19570.527799][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19570.527799][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19570.527799][T19513]      netlink_rcv_skb+0x130/0x360
[19570.527799][T19513]      netlink_unicast+0x449/0x710
[19570.527799][T19513]      netlink_sendmsg+0x723/0xbe0
[19570.527799][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19570.527799][T19513]      ___sys_sendmsg+0xee/0x170
[19570.527799][T19513]      __sys_sendmsg+0xcd/0x170
[19570.527799][T19513]      do_syscall_64+0xc6/0x1e0
[19570.527799][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19570.527799][T19513] 
[19580.767122][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19580.767517][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19580.767517][T19513]      netdev_get_by_index+0x5e/0x80
[19580.767517][T19513]      fib6_nh_init+0x3d8/0x15b0
[19580.767517][T19513]      ip6_route_info_create+0xf18/0x17d0
[19580.767517][T19513]      ip6_route_add+0x1c/0x140
[19580.767517][T19513]      addrconf_prefix_route+0x2a6/0x430
[19580.767517][T19513]      inet6_addr_add+0x4f8/0xa40
[19580.767517][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19580.767517][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19580.767517][T19513]      netlink_rcv_skb+0x130/0x360
[19580.767517][T19513]      netlink_unicast+0x449/0x710
[19580.767517][T19513]      netlink_sendmsg+0x723/0xbe0
[19580.767517][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19580.767517][T19513]      ___sys_sendmsg+0xee/0x170
[19580.767517][T19513]      __sys_sendmsg+0xcd/0x170
[19580.767517][T19513]      do_syscall_64+0xc6/0x1e0
[19580.767517][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19580.767517][T19513] 
[19580.769751][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19580.769751][T19513]      netdev_get_by_index+0x5e/0x80
[19580.769751][T19513]      fib6_nh_init+0x3d8/0x15b0
[19580.769751][T19513]      ip6_route_info_create+0xf18/0x17d0
[19580.769751][T19513]      addrconf_f6i_alloc+0x315/0x560
[19580.769751][T19513]      ipv6_add_addr+0x411/0x2000
[19580.769751][T19513]      inet6_addr_add+0x30e/0xa40
[19580.769751][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19580.769751][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19580.769751][T19513]      netlink_rcv_skb+0x130/0x360
[19580.769751][T19513]      netlink_unicast+0x449/0x710
[19580.769751][T19513]      netlink_sendmsg+0x723/0xbe0
[19580.769751][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19580.769751][T19513]      ___sys_sendmsg+0xee/0x170
[19580.769751][T19513]      __sys_sendmsg+0xcd/0x170
[19580.769751][T19513]      do_syscall_64+0xc6/0x1e0
[19580.769751][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19580.769751][T19513] 
[19580.771942][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19580.771942][T19513]      netdev_get_by_index+0x5e/0x80
[19580.771942][T19513]      fib6_nh_init+0x3d8/0x15b0
[19580.771942][T19513]      ip6_route_info_create+0xf18/0x17d0
[19580.771942][T19513]      ip6_route_add+0x1c/0x140
[19580.771942][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19580.771942][T19513]      addrconf_add_dev+0xe2/0x170
[19580.771942][T19513]      inet6_addr_add+0x12f/0xa40
[19580.771942][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19580.771942][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19580.771942][T19513]      netlink_rcv_skb+0x130/0x360
[19580.771942][T19513]      netlink_unicast+0x449/0x710
[19580.771942][T19513]      netlink_sendmsg+0x723/0xbe0
[19580.771942][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19580.771942][T19513]      ___sys_sendmsg+0xee/0x170
[19580.771942][T19513]      __sys_sendmsg+0xcd/0x170
[19580.771942][T19513]      do_syscall_64+0xc6/0x1e0
[19580.771942][T19513] 
[19580.774101][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19580.774101][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19580.774101][T19513]      ipv6_find_idev+0x102/0x170
[19580.774101][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19580.774101][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19580.774101][T19513]      netlink_rcv_skb+0x130/0x360
[19580.774101][T19513]      netlink_unicast+0x449/0x710
[19580.774101][T19513]      netlink_sendmsg+0x723/0xbe0
[19580.774101][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19580.774101][T19513]      ___sys_sendmsg+0xee/0x170
[19580.774101][T19513]      __sys_sendmsg+0xcd/0x170
[19580.774101][T19513]      do_syscall_64+0xc6/0x1e0
[19580.774101][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19580.774101][T19513] 
[19580.775790][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19580.775790][T19513]      neigh_parms_alloc+0x1e5/0x510
[19580.775790][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19580.775790][T19513]      ipv6_find_idev+0x102/0x170
[19580.775790][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19580.775790][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19580.775790][T19513]      netlink_rcv_skb+0x130/0x360
[19580.775790][T19513]      netlink_unicast+0x449/0x710
[19580.775790][T19513]      netlink_sendmsg+0x723/0xbe0
[19580.775790][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19580.775790][T19513]      ___sys_sendmsg+0xee/0x170
[19580.775790][T19513]      __sys_sendmsg+0xcd/0x170
[19580.775790][T19513]      do_syscall_64+0xc6/0x1e0
[19580.775790][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19580.775790][T19513] 
[19591.015069][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19591.015527][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19591.015527][T19513]      netdev_get_by_index+0x5e/0x80
[19591.015527][T19513]      fib6_nh_init+0x3d8/0x15b0
[19591.015527][T19513]      ip6_route_info_create+0xf18/0x17d0
[19591.015527][T19513]      ip6_route_add+0x1c/0x140
[19591.015527][T19513]      addrconf_prefix_route+0x2a6/0x430
[19591.015527][T19513]      inet6_addr_add+0x4f8/0xa40
[19591.015527][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19591.015527][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19591.015527][T19513]      netlink_rcv_skb+0x130/0x360
[19591.015527][T19513]      netlink_unicast+0x449/0x710
[19591.015527][T19513]      netlink_sendmsg+0x723/0xbe0
[19591.015527][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19591.015527][T19513]      ___sys_sendmsg+0xee/0x170
[19591.015527][T19513]      __sys_sendmsg+0xcd/0x170
[19591.015527][T19513]      do_syscall_64+0xc6/0x1e0
[19591.015527][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19591.015527][T19513] 
[19591.017756][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19591.017756][T19513]      netdev_get_by_index+0x5e/0x80
[19591.017756][T19513]      fib6_nh_init+0x3d8/0x15b0
[19591.017756][T19513]      ip6_route_info_create+0xf18/0x17d0
[19591.017756][T19513]      addrconf_f6i_alloc+0x315/0x560
[19591.017756][T19513]      ipv6_add_addr+0x411/0x2000
[19591.017756][T19513]      inet6_addr_add+0x30e/0xa40
[19591.017756][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19591.017756][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19591.017756][T19513]      netlink_rcv_skb+0x130/0x360
[19591.017756][T19513]      netlink_unicast+0x449/0x710
[19591.017756][T19513]      netlink_sendmsg+0x723/0xbe0
[19591.017756][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19591.017756][T19513]      ___sys_sendmsg+0xee/0x170
[19591.017756][T19513]      __sys_sendmsg+0xcd/0x170
[19591.017756][T19513]      do_syscall_64+0xc6/0x1e0
[19591.017756][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19591.017756][T19513] 
[19591.020460][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19591.020460][T19513]      netdev_get_by_index+0x5e/0x80
[19591.020460][T19513]      fib6_nh_init+0x3d8/0x15b0
[19591.020460][T19513]      ip6_route_info_create+0xf18/0x17d0
[19591.020460][T19513]      ip6_route_add+0x1c/0x140
[19591.020460][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19591.020460][T19513]      addrconf_add_dev+0xe2/0x170
[19591.020460][T19513]      inet6_addr_add+0x12f/0xa40
[19591.020460][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19591.020460][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19591.020460][T19513]      netlink_rcv_skb+0x130/0x360
[19591.020460][T19513]      netlink_unicast+0x449/0x710
[19591.020460][T19513]      netlink_sendmsg+0x723/0xbe0
[19591.020460][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19591.020460][T19513]      ___sys_sendmsg+0xee/0x170
[19591.020460][T19513]      __sys_sendmsg+0xcd/0x170
[19591.020460][T19513]      do_syscall_64+0xc6/0x1e0
[19591.020460][T19513] 
[19591.022616][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19591.022616][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19591.022616][T19513]      ipv6_find_idev+0x102/0x170
[19591.022616][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19591.022616][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19591.022616][T19513]      netlink_rcv_skb+0x130/0x360
[19591.022616][T19513]      netlink_unicast+0x449/0x710
[19591.022616][T19513]      netlink_sendmsg+0x723/0xbe0
[19591.022616][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19591.022616][T19513]      ___sys_sendmsg+0xee/0x170
[19591.022616][T19513]      __sys_sendmsg+0xcd/0x170
[19591.022616][T19513]      do_syscall_64+0xc6/0x1e0
[19591.022616][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19591.022616][T19513] 
[19591.024302][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19591.024302][T19513]      neigh_parms_alloc+0x1e5/0x510
[19591.024302][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19591.024302][T19513]      ipv6_find_idev+0x102/0x170
[19591.024302][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19591.024302][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19591.024302][T19513]      netlink_rcv_skb+0x130/0x360
[19591.024302][T19513]      netlink_unicast+0x449/0x710
[19591.024302][T19513]      netlink_sendmsg+0x723/0xbe0
[19591.024302][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19591.024302][T19513]      ___sys_sendmsg+0xee/0x170
[19591.024302][T19513]      __sys_sendmsg+0xcd/0x170
[19591.024302][T19513]      do_syscall_64+0xc6/0x1e0
[19591.024302][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19591.024302][T19513] 
[19601.239104][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19601.239563][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19601.239563][T19513]      netdev_get_by_index+0x5e/0x80
[19601.239563][T19513]      fib6_nh_init+0x3d8/0x15b0
[19601.239563][T19513]      ip6_route_info_create+0xf18/0x17d0
[19601.239563][T19513]      ip6_route_add+0x1c/0x140
[19601.239563][T19513]      addrconf_prefix_route+0x2a6/0x430
[19601.239563][T19513]      inet6_addr_add+0x4f8/0xa40
[19601.239563][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19601.239563][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19601.239563][T19513]      netlink_rcv_skb+0x130/0x360
[19601.239563][T19513]      netlink_unicast+0x449/0x710
[19601.239563][T19513]      netlink_sendmsg+0x723/0xbe0
[19601.239563][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19601.239563][T19513]      ___sys_sendmsg+0xee/0x170
[19601.239563][T19513]      __sys_sendmsg+0xcd/0x170
[19601.239563][T19513]      do_syscall_64+0xc6/0x1e0
[19601.239563][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19601.239563][T19513] 
[19601.241808][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19601.241808][T19513]      netdev_get_by_index+0x5e/0x80
[19601.241808][T19513]      fib6_nh_init+0x3d8/0x15b0
[19601.241808][T19513]      ip6_route_info_create+0xf18/0x17d0
[19601.241808][T19513]      addrconf_f6i_alloc+0x315/0x560
[19601.241808][T19513]      ipv6_add_addr+0x411/0x2000
[19601.241808][T19513]      inet6_addr_add+0x30e/0xa40
[19601.241808][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19601.241808][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19601.241808][T19513]      netlink_rcv_skb+0x130/0x360
[19601.241808][T19513]      netlink_unicast+0x449/0x710
[19601.241808][T19513]      netlink_sendmsg+0x723/0xbe0
[19601.241808][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19601.241808][T19513]      ___sys_sendmsg+0xee/0x170
[19601.241808][T19513]      __sys_sendmsg+0xcd/0x170
[19601.241808][T19513]      do_syscall_64+0xc6/0x1e0
[19601.241808][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19601.241808][T19513] 
[19601.244050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19601.244050][T19513]      netdev_get_by_index+0x5e/0x80
[19601.244050][T19513]      fib6_nh_init+0x3d8/0x15b0
[19601.244050][T19513]      ip6_route_info_create+0xf18/0x17d0
[19601.244050][T19513]      ip6_route_add+0x1c/0x140
[19601.244050][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19601.244050][T19513]      addrconf_add_dev+0xe2/0x170
[19601.244050][T19513]      inet6_addr_add+0x12f/0xa40
[19601.244050][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19601.244050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19601.244050][T19513]      netlink_rcv_skb+0x130/0x360
[19601.244050][T19513]      netlink_unicast+0x449/0x710
[19601.244050][T19513]      netlink_sendmsg+0x723/0xbe0
[19601.244050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19601.244050][T19513]      ___sys_sendmsg+0xee/0x170
[19601.244050][T19513]      __sys_sendmsg+0xcd/0x170
[19601.244050][T19513]      do_syscall_64+0xc6/0x1e0
[19601.244050][T19513] 
[19601.246248][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19601.246248][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19601.246248][T19513]      ipv6_find_idev+0x102/0x170
[19601.246248][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19601.246248][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19601.246248][T19513]      netlink_rcv_skb+0x130/0x360
[19601.246248][T19513]      netlink_unicast+0x449/0x710
[19601.246248][T19513]      netlink_sendmsg+0x723/0xbe0
[19601.246248][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19601.246248][T19513]      ___sys_sendmsg+0xee/0x170
[19601.246248][T19513]      __sys_sendmsg+0xcd/0x170
[19601.246248][T19513]      do_syscall_64+0xc6/0x1e0
[19601.246248][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19601.246248][T19513] 
[19601.247974][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19601.247974][T19513]      neigh_parms_alloc+0x1e5/0x510
[19601.247974][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19601.247974][T19513]      ipv6_find_idev+0x102/0x170
[19601.247974][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19601.247974][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19601.247974][T19513]      netlink_rcv_skb+0x130/0x360
[19601.247974][T19513]      netlink_unicast+0x449/0x710
[19601.247974][T19513]      netlink_sendmsg+0x723/0xbe0
[19601.247974][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19601.247974][T19513]      ___sys_sendmsg+0xee/0x170
[19601.247974][T19513]      __sys_sendmsg+0xcd/0x170
[19601.247974][T19513]      do_syscall_64+0xc6/0x1e0
[19601.247974][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19601.247974][T19513] 
[19611.495064][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19611.495685][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19611.495685][T19513]      netdev_get_by_index+0x5e/0x80
[19611.495685][T19513]      fib6_nh_init+0x3d8/0x15b0
[19611.495685][T19513]      ip6_route_info_create+0xf18/0x17d0
[19611.495685][T19513]      ip6_route_add+0x1c/0x140
[19611.495685][T19513]      addrconf_prefix_route+0x2a6/0x430
[19611.495685][T19513]      inet6_addr_add+0x4f8/0xa40
[19611.495685][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19611.495685][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19611.495685][T19513]      netlink_rcv_skb+0x130/0x360
[19611.495685][T19513]      netlink_unicast+0x449/0x710
[19611.495685][T19513]      netlink_sendmsg+0x723/0xbe0
[19611.495685][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19611.495685][T19513]      ___sys_sendmsg+0xee/0x170
[19611.495685][T19513]      __sys_sendmsg+0xcd/0x170
[19611.495685][T19513]      do_syscall_64+0xc6/0x1e0
[19611.495685][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19611.495685][T19513] 
[19611.498553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19611.498553][T19513]      netdev_get_by_index+0x5e/0x80
[19611.498553][T19513]      fib6_nh_init+0x3d8/0x15b0
[19611.498553][T19513]      ip6_route_info_create+0xf18/0x17d0
[19611.498553][T19513]      addrconf_f6i_alloc+0x315/0x560
[19611.498553][T19513]      ipv6_add_addr+0x411/0x2000
[19611.498553][T19513]      inet6_addr_add+0x30e/0xa40
[19611.498553][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19611.498553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19611.498553][T19513]      netlink_rcv_skb+0x130/0x360
[19611.498553][T19513]      netlink_unicast+0x449/0x710
[19611.498553][T19513]      netlink_sendmsg+0x723/0xbe0
[19611.498553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19611.498553][T19513]      ___sys_sendmsg+0xee/0x170
[19611.498553][T19513]      __sys_sendmsg+0xcd/0x170
[19611.498553][T19513]      do_syscall_64+0xc6/0x1e0
[19611.498553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19611.498553][T19513] 
[19611.500740][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19611.500740][T19513]      netdev_get_by_index+0x5e/0x80
[19611.500740][T19513]      fib6_nh_init+0x3d8/0x15b0
[19611.500740][T19513]      ip6_route_info_create+0xf18/0x17d0
[19611.500740][T19513]      ip6_route_add+0x1c/0x140
[19611.500740][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19611.500740][T19513]      addrconf_add_dev+0xe2/0x170
[19611.500740][T19513]      inet6_addr_add+0x12f/0xa40
[19611.500740][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19611.500740][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19611.500740][T19513]      netlink_rcv_skb+0x130/0x360
[19611.500740][T19513]      netlink_unicast+0x449/0x710
[19611.500740][T19513]      netlink_sendmsg+0x723/0xbe0
[19611.500740][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19611.500740][T19513]      ___sys_sendmsg+0xee/0x170
[19611.500740][T19513]      __sys_sendmsg+0xcd/0x170
[19611.500740][T19513]      do_syscall_64+0xc6/0x1e0
[19611.500740][T19513] 
[19611.502886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19611.502886][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19611.502886][T19513]      ipv6_find_idev+0x102/0x170
[19611.502886][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19611.502886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19611.502886][T19513]      netlink_rcv_skb+0x130/0x360
[19611.502886][T19513]      netlink_unicast+0x449/0x710
[19611.502886][T19513]      netlink_sendmsg+0x723/0xbe0
[19611.502886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19611.502886][T19513]      ___sys_sendmsg+0xee/0x170
[19611.502886][T19513]      __sys_sendmsg+0xcd/0x170
[19611.502886][T19513]      do_syscall_64+0xc6/0x1e0
[19611.502886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19611.502886][T19513] 
[19611.504564][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19611.504564][T19513]      neigh_parms_alloc+0x1e5/0x510
[19611.504564][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19611.504564][T19513]      ipv6_find_idev+0x102/0x170
[19611.504564][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19611.504564][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19611.504564][T19513]      netlink_rcv_skb+0x130/0x360
[19611.504564][T19513]      netlink_unicast+0x449/0x710
[19611.504564][T19513]      netlink_sendmsg+0x723/0xbe0
[19611.504564][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19611.504564][T19513]      ___sys_sendmsg+0xee/0x170
[19611.504564][T19513]      __sys_sendmsg+0xcd/0x170
[19611.504564][T19513]      do_syscall_64+0xc6/0x1e0
[19611.504564][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19611.504564][T19513] 
[19621.751133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19621.751531][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19621.751531][T19513]      netdev_get_by_index+0x5e/0x80
[19621.751531][T19513]      fib6_nh_init+0x3d8/0x15b0
[19621.751531][T19513]      ip6_route_info_create+0xf18/0x17d0
[19621.751531][T19513]      ip6_route_add+0x1c/0x140
[19621.751531][T19513]      addrconf_prefix_route+0x2a6/0x430
[19621.751531][T19513]      inet6_addr_add+0x4f8/0xa40
[19621.751531][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19621.751531][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19621.751531][T19513]      netlink_rcv_skb+0x130/0x360
[19621.751531][T19513]      netlink_unicast+0x449/0x710
[19621.751531][T19513]      netlink_sendmsg+0x723/0xbe0
[19621.751531][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19621.751531][T19513]      ___sys_sendmsg+0xee/0x170
[19621.751531][T19513]      __sys_sendmsg+0xcd/0x170
[19621.751531][T19513]      do_syscall_64+0xc6/0x1e0
[19621.751531][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19621.751531][T19513] 
[19621.753758][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19621.753758][T19513]      netdev_get_by_index+0x5e/0x80
[19621.753758][T19513]      fib6_nh_init+0x3d8/0x15b0
[19621.753758][T19513]      ip6_route_info_create+0xf18/0x17d0
[19621.753758][T19513]      addrconf_f6i_alloc+0x315/0x560
[19621.753758][T19513]      ipv6_add_addr+0x411/0x2000
[19621.753758][T19513]      inet6_addr_add+0x30e/0xa40
[19621.753758][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19621.753758][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19621.753758][T19513]      netlink_rcv_skb+0x130/0x360
[19621.753758][T19513]      netlink_unicast+0x449/0x710
[19621.753758][T19513]      netlink_sendmsg+0x723/0xbe0
[19621.753758][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19621.753758][T19513]      ___sys_sendmsg+0xee/0x170
[19621.753758][T19513]      __sys_sendmsg+0xcd/0x170
[19621.753758][T19513]      do_syscall_64+0xc6/0x1e0
[19621.753758][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19621.753758][T19513] 
[19621.755954][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19621.755954][T19513]      netdev_get_by_index+0x5e/0x80
[19621.755954][T19513]      fib6_nh_init+0x3d8/0x15b0
[19621.755954][T19513]      ip6_route_info_create+0xf18/0x17d0
[19621.755954][T19513]      ip6_route_add+0x1c/0x140
[19621.755954][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19621.755954][T19513]      addrconf_add_dev+0xe2/0x170
[19621.755954][T19513]      inet6_addr_add+0x12f/0xa40
[19621.755954][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19621.755954][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19621.755954][T19513]      netlink_rcv_skb+0x130/0x360
[19621.755954][T19513]      netlink_unicast+0x449/0x710
[19621.755954][T19513]      netlink_sendmsg+0x723/0xbe0
[19621.755954][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19621.755954][T19513]      ___sys_sendmsg+0xee/0x170
[19621.755954][T19513]      __sys_sendmsg+0xcd/0x170
[19621.755954][T19513]      do_syscall_64+0xc6/0x1e0
[19621.755954][T19513] 
[19621.758510][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19621.758510][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19621.758510][T19513]      ipv6_find_idev+0x102/0x170
[19621.758510][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19621.758510][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19621.758510][T19513]      netlink_rcv_skb+0x130/0x360
[19621.758510][T19513]      netlink_unicast+0x449/0x710
[19621.758510][T19513]      netlink_sendmsg+0x723/0xbe0
[19621.758510][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19621.758510][T19513]      ___sys_sendmsg+0xee/0x170
[19621.758510][T19513]      __sys_sendmsg+0xcd/0x170
[19621.758510][T19513]      do_syscall_64+0xc6/0x1e0
[19621.758510][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19621.758510][T19513] 
[19621.760204][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19621.760204][T19513]      neigh_parms_alloc+0x1e5/0x510
[19621.760204][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19621.760204][T19513]      ipv6_find_idev+0x102/0x170
[19621.760204][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19621.760204][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19621.760204][T19513]      netlink_rcv_skb+0x130/0x360
[19621.760204][T19513]      netlink_unicast+0x449/0x710
[19621.760204][T19513]      netlink_sendmsg+0x723/0xbe0
[19621.760204][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19621.760204][T19513]      ___sys_sendmsg+0xee/0x170
[19621.760204][T19513]      __sys_sendmsg+0xcd/0x170
[19621.760204][T19513]      do_syscall_64+0xc6/0x1e0
[19621.760204][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19621.760204][T19513] 
[19632.015171][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19632.015640][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19632.015640][T19513]      netdev_get_by_index+0x5e/0x80
[19632.015640][T19513]      fib6_nh_init+0x3d8/0x15b0
[19632.015640][T19513]      ip6_route_info_create+0xf18/0x17d0
[19632.015640][T19513]      ip6_route_add+0x1c/0x140
[19632.015640][T19513]      addrconf_prefix_route+0x2a6/0x430
[19632.015640][T19513]      inet6_addr_add+0x4f8/0xa40
[19632.015640][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19632.015640][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19632.015640][T19513]      netlink_rcv_skb+0x130/0x360
[19632.015640][T19513]      netlink_unicast+0x449/0x710
[19632.015640][T19513]      netlink_sendmsg+0x723/0xbe0
[19632.015640][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19632.015640][T19513]      ___sys_sendmsg+0xee/0x170
[19632.015640][T19513]      __sys_sendmsg+0xcd/0x170
[19632.015640][T19513]      do_syscall_64+0xc6/0x1e0
[19632.015640][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19632.015640][T19513] 
[19632.017873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19632.017873][T19513]      netdev_get_by_index+0x5e/0x80
[19632.017873][T19513]      fib6_nh_init+0x3d8/0x15b0
[19632.017873][T19513]      ip6_route_info_create+0xf18/0x17d0
[19632.017873][T19513]      addrconf_f6i_alloc+0x315/0x560
[19632.017873][T19513]      ipv6_add_addr+0x411/0x2000
[19632.017873][T19513]      inet6_addr_add+0x30e/0xa40
[19632.017873][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19632.017873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19632.017873][T19513]      netlink_rcv_skb+0x130/0x360
[19632.017873][T19513]      netlink_unicast+0x449/0x710
[19632.017873][T19513]      netlink_sendmsg+0x723/0xbe0
[19632.017873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19632.017873][T19513]      ___sys_sendmsg+0xee/0x170
[19632.017873][T19513]      __sys_sendmsg+0xcd/0x170
[19632.017873][T19513]      do_syscall_64+0xc6/0x1e0
[19632.017873][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19632.017873][T19513] 
[19632.020065][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19632.020065][T19513]      netdev_get_by_index+0x5e/0x80
[19632.020065][T19513]      fib6_nh_init+0x3d8/0x15b0
[19632.020065][T19513]      ip6_route_info_create+0xf18/0x17d0
[19632.020065][T19513]      ip6_route_add+0x1c/0x140
[19632.020065][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19632.020065][T19513]      addrconf_add_dev+0xe2/0x170
[19632.020065][T19513]      inet6_addr_add+0x12f/0xa40
[19632.020065][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19632.020065][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19632.020065][T19513]      netlink_rcv_skb+0x130/0x360
[19632.020065][T19513]      netlink_unicast+0x449/0x710
[19632.020065][T19513]      netlink_sendmsg+0x723/0xbe0
[19632.020065][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19632.020065][T19513]      ___sys_sendmsg+0xee/0x170
[19632.020065][T19513]      __sys_sendmsg+0xcd/0x170
[19632.020065][T19513]      do_syscall_64+0xc6/0x1e0
[19632.020065][T19513] 
[19632.022225][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19632.022225][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19632.022225][T19513]      ipv6_find_idev+0x102/0x170
[19632.022225][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19632.022225][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19632.022225][T19513]      netlink_rcv_skb+0x130/0x360
[19632.022225][T19513]      netlink_unicast+0x449/0x710
[19632.022225][T19513]      netlink_sendmsg+0x723/0xbe0
[19632.022225][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19632.022225][T19513]      ___sys_sendmsg+0xee/0x170
[19632.022225][T19513]      __sys_sendmsg+0xcd/0x170
[19632.022225][T19513]      do_syscall_64+0xc6/0x1e0
[19632.022225][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19632.022225][T19513] 
[19632.023904][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19632.023904][T19513]      neigh_parms_alloc+0x1e5/0x510
[19632.023904][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19632.023904][T19513]      ipv6_find_idev+0x102/0x170
[19632.023904][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19632.023904][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19632.023904][T19513]      netlink_rcv_skb+0x130/0x360
[19632.023904][T19513]      netlink_unicast+0x449/0x710
[19632.023904][T19513]      netlink_sendmsg+0x723/0xbe0
[19632.023904][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19632.023904][T19513]      ___sys_sendmsg+0xee/0x170
[19632.023904][T19513]      __sys_sendmsg+0xcd/0x170
[19632.023904][T19513]      do_syscall_64+0xc6/0x1e0
[19632.023904][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19632.023904][T19513] 
[19642.271143][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19642.271570][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19642.271570][T19513]      netdev_get_by_index+0x5e/0x80
[19642.271570][T19513]      fib6_nh_init+0x3d8/0x15b0
[19642.271570][T19513]      ip6_route_info_create+0xf18/0x17d0
[19642.271570][T19513]      ip6_route_add+0x1c/0x140
[19642.271570][T19513]      addrconf_prefix_route+0x2a6/0x430
[19642.271570][T19513]      inet6_addr_add+0x4f8/0xa40
[19642.271570][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19642.271570][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19642.271570][T19513]      netlink_rcv_skb+0x130/0x360
[19642.271570][T19513]      netlink_unicast+0x449/0x710
[19642.271570][T19513]      netlink_sendmsg+0x723/0xbe0
[19642.271570][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19642.271570][T19513]      ___sys_sendmsg+0xee/0x170
[19642.271570][T19513]      __sys_sendmsg+0xcd/0x170
[19642.271570][T19513]      do_syscall_64+0xc6/0x1e0
[19642.271570][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19642.271570][T19513] 
[19642.273819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19642.273819][T19513]      netdev_get_by_index+0x5e/0x80
[19642.273819][T19513]      fib6_nh_init+0x3d8/0x15b0
[19642.273819][T19513]      ip6_route_info_create+0xf18/0x17d0
[19642.273819][T19513]      addrconf_f6i_alloc+0x315/0x560
[19642.273819][T19513]      ipv6_add_addr+0x411/0x2000
[19642.273819][T19513]      inet6_addr_add+0x30e/0xa40
[19642.273819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19642.273819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19642.273819][T19513]      netlink_rcv_skb+0x130/0x360
[19642.273819][T19513]      netlink_unicast+0x449/0x710
[19642.273819][T19513]      netlink_sendmsg+0x723/0xbe0
[19642.273819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19642.273819][T19513]      ___sys_sendmsg+0xee/0x170
[19642.273819][T19513]      __sys_sendmsg+0xcd/0x170
[19642.273819][T19513]      do_syscall_64+0xc6/0x1e0
[19642.273819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19642.273819][T19513] 
[19642.276038][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19642.276038][T19513]      netdev_get_by_index+0x5e/0x80
[19642.276038][T19513]      fib6_nh_init+0x3d8/0x15b0
[19642.276038][T19513]      ip6_route_info_create+0xf18/0x17d0
[19642.276038][T19513]      ip6_route_add+0x1c/0x140
[19642.276038][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19642.276038][T19513]      addrconf_add_dev+0xe2/0x170
[19642.276038][T19513]      inet6_addr_add+0x12f/0xa40
[19642.276038][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19642.276038][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19642.276038][T19513]      netlink_rcv_skb+0x130/0x360
[19642.276038][T19513]      netlink_unicast+0x449/0x710
[19642.276038][T19513]      netlink_sendmsg+0x723/0xbe0
[19642.276038][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19642.276038][T19513]      ___sys_sendmsg+0xee/0x170
[19642.276038][T19513]      __sys_sendmsg+0xcd/0x170
[19642.276038][T19513]      do_syscall_64+0xc6/0x1e0
[19642.276038][T19513] 
[19642.278231][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19642.278231][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19642.278231][T19513]      ipv6_find_idev+0x102/0x170
[19642.278231][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19642.278231][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19642.278231][T19513]      netlink_rcv_skb+0x130/0x360
[19642.278231][T19513]      netlink_unicast+0x449/0x710
[19642.278231][T19513]      netlink_sendmsg+0x723/0xbe0
[19642.278231][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19642.278231][T19513]      ___sys_sendmsg+0xee/0x170
[19642.278231][T19513]      __sys_sendmsg+0xcd/0x170
[19642.278231][T19513]      do_syscall_64+0xc6/0x1e0
[19642.278231][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19642.278231][T19513] 
[19642.279932][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19642.279932][T19513]      neigh_parms_alloc+0x1e5/0x510
[19642.279932][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19642.279932][T19513]      ipv6_find_idev+0x102/0x170
[19642.279932][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19642.279932][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19642.279932][T19513]      netlink_rcv_skb+0x130/0x360
[19642.279932][T19513]      netlink_unicast+0x449/0x710
[19642.279932][T19513]      netlink_sendmsg+0x723/0xbe0
[19642.279932][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19642.279932][T19513]      ___sys_sendmsg+0xee/0x170
[19642.279932][T19513]      __sys_sendmsg+0xcd/0x170
[19642.279932][T19513]      do_syscall_64+0xc6/0x1e0
[19642.279932][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19642.279932][T19513] 
[19652.327067][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19652.327484][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19652.327484][T19513]      netdev_get_by_index+0x5e/0x80
[19652.327484][T19513]      fib6_nh_init+0x3d8/0x15b0
[19652.327484][T19513]      ip6_route_info_create+0xf18/0x17d0
[19652.327484][T19513]      ip6_route_add+0x1c/0x140
[19652.327484][T19513]      addrconf_prefix_route+0x2a6/0x430
[19652.327484][T19513]      inet6_addr_add+0x4f8/0xa40
[19652.327484][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19652.327484][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19652.327484][T19513]      netlink_rcv_skb+0x130/0x360
[19652.327484][T19513]      netlink_unicast+0x449/0x710
[19652.327484][T19513]      netlink_sendmsg+0x723/0xbe0
[19652.327484][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19652.327484][T19513]      ___sys_sendmsg+0xee/0x170
[19652.327484][T19513]      __sys_sendmsg+0xcd/0x170
[19652.327484][T19513]      do_syscall_64+0xc6/0x1e0
[19652.327484][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19652.327484][T19513] 
[19652.329699][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19652.329699][T19513]      netdev_get_by_index+0x5e/0x80
[19652.329699][T19513]      fib6_nh_init+0x3d8/0x15b0
[19652.329699][T19513]      ip6_route_info_create+0xf18/0x17d0
[19652.329699][T19513]      addrconf_f6i_alloc+0x315/0x560
[19652.329699][T19513]      ipv6_add_addr+0x411/0x2000
[19652.329699][T19513]      inet6_addr_add+0x30e/0xa40
[19652.329699][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19652.329699][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19652.329699][T19513]      netlink_rcv_skb+0x130/0x360
[19652.329699][T19513]      netlink_unicast+0x449/0x710
[19652.329699][T19513]      netlink_sendmsg+0x723/0xbe0
[19652.329699][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19652.329699][T19513]      ___sys_sendmsg+0xee/0x170
[19652.329699][T19513]      __sys_sendmsg+0xcd/0x170
[19652.329699][T19513]      do_syscall_64+0xc6/0x1e0
[19652.329699][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19652.329699][T19513] 
[19652.331999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19652.331999][T19513]      netdev_get_by_index+0x5e/0x80
[19652.331999][T19513]      fib6_nh_init+0x3d8/0x15b0
[19652.331999][T19513]      ip6_route_info_create+0xf18/0x17d0
[19652.331999][T19513]      ip6_route_add+0x1c/0x140
[19652.331999][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19652.331999][T19513]      addrconf_add_dev+0xe2/0x170
[19652.331999][T19513]      inet6_addr_add+0x12f/0xa40
[19652.331999][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19652.331999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19652.331999][T19513]      netlink_rcv_skb+0x130/0x360
[19652.331999][T19513]      netlink_unicast+0x449/0x710
[19652.331999][T19513]      netlink_sendmsg+0x723/0xbe0
[19652.331999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19652.331999][T19513]      ___sys_sendmsg+0xee/0x170
[19652.331999][T19513]      __sys_sendmsg+0xcd/0x170
[19652.331999][T19513]      do_syscall_64+0xc6/0x1e0
[19652.331999][T19513] 
[19652.334175][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19652.334175][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19652.334175][T19513]      ipv6_find_idev+0x102/0x170
[19652.334175][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19652.334175][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19652.334175][T19513]      netlink_rcv_skb+0x130/0x360
[19652.334175][T19513]      netlink_unicast+0x449/0x710
[19652.334175][T19513]      netlink_sendmsg+0x723/0xbe0
[19652.334175][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19652.334175][T19513]      ___sys_sendmsg+0xee/0x170
[19652.334175][T19513]      __sys_sendmsg+0xcd/0x170
[19652.334175][T19513]      do_syscall_64+0xc6/0x1e0
[19652.334175][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19652.334175][T19513] 
[19652.335906][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19652.335906][T19513]      neigh_parms_alloc+0x1e5/0x510
[19652.335906][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19652.335906][T19513]      ipv6_find_idev+0x102/0x170
[19652.335906][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19652.335906][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19652.335906][T19513]      netlink_rcv_skb+0x130/0x360
[19652.335906][T19513]      netlink_unicast+0x449/0x710
[19652.335906][T19513]      netlink_sendmsg+0x723/0xbe0
[19652.335906][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19652.335906][T19513]      ___sys_sendmsg+0xee/0x170
[19652.335906][T19513]      __sys_sendmsg+0xcd/0x170
[19652.335906][T19513]      do_syscall_64+0xc6/0x1e0
[19652.335906][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19652.335906][T19513] 
[19662.447073][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19662.447483][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19662.447483][T19513]      netdev_get_by_index+0x5e/0x80
[19662.447483][T19513]      fib6_nh_init+0x3d8/0x15b0
[19662.447483][T19513]      ip6_route_info_create+0xf18/0x17d0
[19662.447483][T19513]      ip6_route_add+0x1c/0x140
[19662.447483][T19513]      addrconf_prefix_route+0x2a6/0x430
[19662.447483][T19513]      inet6_addr_add+0x4f8/0xa40
[19662.447483][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19662.447483][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19662.447483][T19513]      netlink_rcv_skb+0x130/0x360
[19662.447483][T19513]      netlink_unicast+0x449/0x710
[19662.447483][T19513]      netlink_sendmsg+0x723/0xbe0
[19662.447483][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19662.447483][T19513]      ___sys_sendmsg+0xee/0x170
[19662.447483][T19513]      __sys_sendmsg+0xcd/0x170
[19662.447483][T19513]      do_syscall_64+0xc6/0x1e0
[19662.447483][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19662.447483][T19513] 
[19662.449707][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19662.449707][T19513]      netdev_get_by_index+0x5e/0x80
[19662.449707][T19513]      fib6_nh_init+0x3d8/0x15b0
[19662.449707][T19513]      ip6_route_info_create+0xf18/0x17d0
[19662.449707][T19513]      addrconf_f6i_alloc+0x315/0x560
[19662.449707][T19513]      ipv6_add_addr+0x411/0x2000
[19662.449707][T19513]      inet6_addr_add+0x30e/0xa40
[19662.449707][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19662.449707][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19662.449707][T19513]      netlink_rcv_skb+0x130/0x360
[19662.449707][T19513]      netlink_unicast+0x449/0x710
[19662.449707][T19513]      netlink_sendmsg+0x723/0xbe0
[19662.449707][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19662.449707][T19513]      ___sys_sendmsg+0xee/0x170
[19662.449707][T19513]      __sys_sendmsg+0xcd/0x170
[19662.449707][T19513]      do_syscall_64+0xc6/0x1e0
[19662.449707][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19662.449707][T19513] 
[19662.451897][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19662.451897][T19513]      netdev_get_by_index+0x5e/0x80
[19662.451897][T19513]      fib6_nh_init+0x3d8/0x15b0
[19662.451897][T19513]      ip6_route_info_create+0xf18/0x17d0
[19662.451897][T19513]      ip6_route_add+0x1c/0x140
[19662.451897][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19662.451897][T19513]      addrconf_add_dev+0xe2/0x170
[19662.451897][T19513]      inet6_addr_add+0x12f/0xa40
[19662.451897][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19662.451897][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19662.451897][T19513]      netlink_rcv_skb+0x130/0x360
[19662.451897][T19513]      netlink_unicast+0x449/0x710
[19662.451897][T19513]      netlink_sendmsg+0x723/0xbe0
[19662.451897][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19662.451897][T19513]      ___sys_sendmsg+0xee/0x170
[19662.451897][T19513]      __sys_sendmsg+0xcd/0x170
[19662.451897][T19513]      do_syscall_64+0xc6/0x1e0
[19662.451897][T19513] 
[19662.454569][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19662.454569][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19662.454569][T19513]      ipv6_find_idev+0x102/0x170
[19662.454569][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19662.454569][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19662.454569][T19513]      netlink_rcv_skb+0x130/0x360
[19662.454569][T19513]      netlink_unicast+0x449/0x710
[19662.454569][T19513]      netlink_sendmsg+0x723/0xbe0
[19662.454569][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19662.454569][T19513]      ___sys_sendmsg+0xee/0x170
[19662.454569][T19513]      __sys_sendmsg+0xcd/0x170
[19662.454569][T19513]      do_syscall_64+0xc6/0x1e0
[19662.454569][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19662.454569][T19513] 
[19662.457228][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19662.457228][T19513]      neigh_parms_alloc+0x1e5/0x510
[19662.457228][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19662.457228][T19513]      ipv6_find_idev+0x102/0x170
[19662.457228][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19662.457228][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19662.457228][T19513]      netlink_rcv_skb+0x130/0x360
[19662.457228][T19513]      netlink_unicast+0x449/0x710
[19662.457228][T19513]      netlink_sendmsg+0x723/0xbe0
[19662.457228][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19662.457228][T19513]      ___sys_sendmsg+0xee/0x170
[19662.457228][T19513]      __sys_sendmsg+0xcd/0x170
[19662.457228][T19513]      do_syscall_64+0xc6/0x1e0
[19662.457228][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19662.457228][T19513] 
[19672.703145][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19672.703551][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19672.703551][T19513]      netdev_get_by_index+0x5e/0x80
[19672.703551][T19513]      fib6_nh_init+0x3d8/0x15b0
[19672.703551][T19513]      ip6_route_info_create+0xf18/0x17d0
[19672.703551][T19513]      ip6_route_add+0x1c/0x140
[19672.703551][T19513]      addrconf_prefix_route+0x2a6/0x430
[19672.703551][T19513]      inet6_addr_add+0x4f8/0xa40
[19672.703551][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19672.703551][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19672.703551][T19513]      netlink_rcv_skb+0x130/0x360
[19672.703551][T19513]      netlink_unicast+0x449/0x710
[19672.703551][T19513]      netlink_sendmsg+0x723/0xbe0
[19672.703551][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19672.703551][T19513]      ___sys_sendmsg+0xee/0x170
[19672.703551][T19513]      __sys_sendmsg+0xcd/0x170
[19672.703551][T19513]      do_syscall_64+0xc6/0x1e0
[19672.703551][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19672.703551][T19513] 
[19672.705781][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19672.705781][T19513]      netdev_get_by_index+0x5e/0x80
[19672.705781][T19513]      fib6_nh_init+0x3d8/0x15b0
[19672.705781][T19513]      ip6_route_info_create+0xf18/0x17d0
[19672.705781][T19513]      addrconf_f6i_alloc+0x315/0x560
[19672.705781][T19513]      ipv6_add_addr+0x411/0x2000
[19672.705781][T19513]      inet6_addr_add+0x30e/0xa40
[19672.705781][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19672.705781][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19672.705781][T19513]      netlink_rcv_skb+0x130/0x360
[19672.705781][T19513]      netlink_unicast+0x449/0x710
[19672.705781][T19513]      netlink_sendmsg+0x723/0xbe0
[19672.705781][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19672.705781][T19513]      ___sys_sendmsg+0xee/0x170
[19672.705781][T19513]      __sys_sendmsg+0xcd/0x170
[19672.705781][T19513]      do_syscall_64+0xc6/0x1e0
[19672.705781][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19672.705781][T19513] 
[19672.708020][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19672.708020][T19513]      netdev_get_by_index+0x5e/0x80
[19672.708020][T19513]      fib6_nh_init+0x3d8/0x15b0
[19672.708020][T19513]      ip6_route_info_create+0xf18/0x17d0
[19672.708020][T19513]      ip6_route_add+0x1c/0x140
[19672.708020][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19672.708020][T19513]      addrconf_add_dev+0xe2/0x170
[19672.708020][T19513]      inet6_addr_add+0x12f/0xa40
[19672.708020][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19672.708020][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19672.708020][T19513]      netlink_rcv_skb+0x130/0x360
[19672.708020][T19513]      netlink_unicast+0x449/0x710
[19672.708020][T19513]      netlink_sendmsg+0x723/0xbe0
[19672.708020][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19672.708020][T19513]      ___sys_sendmsg+0xee/0x170
[19672.708020][T19513]      __sys_sendmsg+0xcd/0x170
[19672.708020][T19513]      do_syscall_64+0xc6/0x1e0
[19672.708020][T19513] 
[19672.710196][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19672.710196][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19672.710196][T19513]      ipv6_find_idev+0x102/0x170
[19672.710196][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19672.710196][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19672.710196][T19513]      netlink_rcv_skb+0x130/0x360
[19672.710196][T19513]      netlink_unicast+0x449/0x710
[19672.710196][T19513]      netlink_sendmsg+0x723/0xbe0
[19672.710196][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19672.710196][T19513]      ___sys_sendmsg+0xee/0x170
[19672.710196][T19513]      __sys_sendmsg+0xcd/0x170
[19672.710196][T19513]      do_syscall_64+0xc6/0x1e0
[19672.710196][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19672.710196][T19513] 
[19672.711900][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19672.711900][T19513]      neigh_parms_alloc+0x1e5/0x510
[19672.711900][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19672.711900][T19513]      ipv6_find_idev+0x102/0x170
[19672.711900][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19672.711900][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19672.711900][T19513]      netlink_rcv_skb+0x130/0x360
[19672.711900][T19513]      netlink_unicast+0x449/0x710
[19672.711900][T19513]      netlink_sendmsg+0x723/0xbe0
[19672.711900][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19672.711900][T19513]      ___sys_sendmsg+0xee/0x170
[19672.711900][T19513]      __sys_sendmsg+0xcd/0x170
[19672.711900][T19513]      do_syscall_64+0xc6/0x1e0
[19672.711900][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19672.711900][T19513] 
[19682.855074][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19682.855636][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19682.855636][T19513]      netdev_get_by_index+0x5e/0x80
[19682.855636][T19513]      fib6_nh_init+0x3d8/0x15b0
[19682.855636][T19513]      ip6_route_info_create+0xf18/0x17d0
[19682.855636][T19513]      ip6_route_add+0x1c/0x140
[19682.855636][T19513]      addrconf_prefix_route+0x2a6/0x430
[19682.855636][T19513]      inet6_addr_add+0x4f8/0xa40
[19682.855636][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19682.855636][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19682.855636][T19513]      netlink_rcv_skb+0x130/0x360
[19682.855636][T19513]      netlink_unicast+0x449/0x710
[19682.855636][T19513]      netlink_sendmsg+0x723/0xbe0
[19682.855636][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19682.855636][T19513]      ___sys_sendmsg+0xee/0x170
[19682.855636][T19513]      __sys_sendmsg+0xcd/0x170
[19682.855636][T19513]      do_syscall_64+0xc6/0x1e0
[19682.855636][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19682.855636][T19513] 
[19682.859234][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19682.859234][T19513]      netdev_get_by_index+0x5e/0x80
[19682.859234][T19513]      fib6_nh_init+0x3d8/0x15b0
[19682.859234][T19513]      ip6_route_info_create+0xf18/0x17d0
[19682.859234][T19513]      addrconf_f6i_alloc+0x315/0x560
[19682.859234][T19513]      ipv6_add_addr+0x411/0x2000
[19682.859234][T19513]      inet6_addr_add+0x30e/0xa40
[19682.859234][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19682.859234][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19682.859234][T19513]      netlink_rcv_skb+0x130/0x360
[19682.859234][T19513]      netlink_unicast+0x449/0x710
[19682.859234][T19513]      netlink_sendmsg+0x723/0xbe0
[19682.859234][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19682.859234][T19513]      ___sys_sendmsg+0xee/0x170
[19682.859234][T19513]      __sys_sendmsg+0xcd/0x170
[19682.859234][T19513]      do_syscall_64+0xc6/0x1e0
[19682.859234][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19682.859234][T19513] 
[19682.862504][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19682.862504][T19513]      netdev_get_by_index+0x5e/0x80
[19682.862504][T19513]      fib6_nh_init+0x3d8/0x15b0
[19682.862504][T19513]      ip6_route_info_create+0xf18/0x17d0
[19682.862504][T19513]      ip6_route_add+0x1c/0x140
[19682.862504][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19682.862504][T19513]      addrconf_add_dev+0xe2/0x170
[19682.862504][T19513]      inet6_addr_add+0x12f/0xa40
[19682.862504][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19682.862504][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19682.862504][T19513]      netlink_rcv_skb+0x130/0x360
[19682.862504][T19513]      netlink_unicast+0x449/0x710
[19682.862504][T19513]      netlink_sendmsg+0x723/0xbe0
[19682.862504][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19682.862504][T19513]      ___sys_sendmsg+0xee/0x170
[19682.862504][T19513]      __sys_sendmsg+0xcd/0x170
[19682.862504][T19513]      do_syscall_64+0xc6/0x1e0
[19682.862504][T19513] 
[19682.864674][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19682.864674][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19682.864674][T19513]      ipv6_find_idev+0x102/0x170
[19682.864674][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19682.864674][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19682.864674][T19513]      netlink_rcv_skb+0x130/0x360
[19682.864674][T19513]      netlink_unicast+0x449/0x710
[19682.864674][T19513]      netlink_sendmsg+0x723/0xbe0
[19682.864674][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19682.864674][T19513]      ___sys_sendmsg+0xee/0x170
[19682.864674][T19513]      __sys_sendmsg+0xcd/0x170
[19682.864674][T19513]      do_syscall_64+0xc6/0x1e0
[19682.864674][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19682.864674][T19513] 
[19682.866371][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19682.866371][T19513]      neigh_parms_alloc+0x1e5/0x510
[19682.866371][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19682.866371][T19513]      ipv6_find_idev+0x102/0x170
[19682.866371][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19682.866371][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19682.866371][T19513]      netlink_rcv_skb+0x130/0x360
[19682.866371][T19513]      netlink_unicast+0x449/0x710
[19682.866371][T19513]      netlink_sendmsg+0x723/0xbe0
[19682.866371][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19682.866371][T19513]      ___sys_sendmsg+0xee/0x170
[19682.866371][T19513]      __sys_sendmsg+0xcd/0x170
[19682.866371][T19513]      do_syscall_64+0xc6/0x1e0
[19682.866371][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19682.866371][T19513] 
[19693.111137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19693.111597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19693.111597][T19513]      netdev_get_by_index+0x5e/0x80
[19693.111597][T19513]      fib6_nh_init+0x3d8/0x15b0
[19693.111597][T19513]      ip6_route_info_create+0xf18/0x17d0
[19693.111597][T19513]      ip6_route_add+0x1c/0x140
[19693.111597][T19513]      addrconf_prefix_route+0x2a6/0x430
[19693.111597][T19513]      inet6_addr_add+0x4f8/0xa40
[19693.111597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19693.111597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19693.111597][T19513]      netlink_rcv_skb+0x130/0x360
[19693.111597][T19513]      netlink_unicast+0x449/0x710
[19693.111597][T19513]      netlink_sendmsg+0x723/0xbe0
[19693.111597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19693.111597][T19513]      ___sys_sendmsg+0xee/0x170
[19693.111597][T19513]      __sys_sendmsg+0xcd/0x170
[19693.111597][T19513]      do_syscall_64+0xc6/0x1e0
[19693.111597][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19693.111597][T19513] 
[19693.113845][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19693.113845][T19513]      netdev_get_by_index+0x5e/0x80
[19693.113845][T19513]      fib6_nh_init+0x3d8/0x15b0
[19693.113845][T19513]      ip6_route_info_create+0xf18/0x17d0
[19693.113845][T19513]      addrconf_f6i_alloc+0x315/0x560
[19693.113845][T19513]      ipv6_add_addr+0x411/0x2000
[19693.113845][T19513]      inet6_addr_add+0x30e/0xa40
[19693.113845][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19693.113845][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19693.113845][T19513]      netlink_rcv_skb+0x130/0x360
[19693.113845][T19513]      netlink_unicast+0x449/0x710
[19693.113845][T19513]      netlink_sendmsg+0x723/0xbe0
[19693.113845][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19693.113845][T19513]      ___sys_sendmsg+0xee/0x170
[19693.113845][T19513]      __sys_sendmsg+0xcd/0x170
[19693.113845][T19513]      do_syscall_64+0xc6/0x1e0
[19693.113845][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19693.113845][T19513] 
[19693.116073][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19693.116073][T19513]      netdev_get_by_index+0x5e/0x80
[19693.116073][T19513]      fib6_nh_init+0x3d8/0x15b0
[19693.116073][T19513]      ip6_route_info_create+0xf18/0x17d0
[19693.116073][T19513]      ip6_route_add+0x1c/0x140
[19693.116073][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19693.116073][T19513]      addrconf_add_dev+0xe2/0x170
[19693.116073][T19513]      inet6_addr_add+0x12f/0xa40
[19693.116073][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19693.116073][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19693.116073][T19513]      netlink_rcv_skb+0x130/0x360
[19693.116073][T19513]      netlink_unicast+0x449/0x710
[19693.116073][T19513]      netlink_sendmsg+0x723/0xbe0
[19693.116073][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19693.116073][T19513]      ___sys_sendmsg+0xee/0x170
[19693.116073][T19513]      __sys_sendmsg+0xcd/0x170
[19693.116073][T19513]      do_syscall_64+0xc6/0x1e0
[19693.116073][T19513] 
[19693.118261][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19693.118261][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19693.118261][T19513]      ipv6_find_idev+0x102/0x170
[19693.118261][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19693.118261][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19693.118261][T19513]      netlink_rcv_skb+0x130/0x360
[19693.118261][T19513]      netlink_unicast+0x449/0x710
[19693.118261][T19513]      netlink_sendmsg+0x723/0xbe0
[19693.118261][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19693.118261][T19513]      ___sys_sendmsg+0xee/0x170
[19693.118261][T19513]      __sys_sendmsg+0xcd/0x170
[19693.118261][T19513]      do_syscall_64+0xc6/0x1e0
[19693.118261][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19693.118261][T19513] 
[19693.119973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19693.119973][T19513]      neigh_parms_alloc+0x1e5/0x510
[19693.119973][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19693.119973][T19513]      ipv6_find_idev+0x102/0x170
[19693.119973][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19693.119973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19693.119973][T19513]      netlink_rcv_skb+0x130/0x360
[19693.119973][T19513]      netlink_unicast+0x449/0x710
[19693.119973][T19513]      netlink_sendmsg+0x723/0xbe0
[19693.119973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19693.119973][T19513]      ___sys_sendmsg+0xee/0x170
[19693.119973][T19513]      __sys_sendmsg+0xcd/0x170
[19693.119973][T19513]      do_syscall_64+0xc6/0x1e0
[19693.119973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19693.119973][T19513] 
[19703.367053][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19703.367491][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19703.367491][T19513]      netdev_get_by_index+0x5e/0x80
[19703.367491][T19513]      fib6_nh_init+0x3d8/0x15b0
[19703.367491][T19513]      ip6_route_info_create+0xf18/0x17d0
[19703.367491][T19513]      ip6_route_add+0x1c/0x140
[19703.367491][T19513]      addrconf_prefix_route+0x2a6/0x430
[19703.367491][T19513]      inet6_addr_add+0x4f8/0xa40
[19703.367491][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19703.367491][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19703.367491][T19513]      netlink_rcv_skb+0x130/0x360
[19703.367491][T19513]      netlink_unicast+0x449/0x710
[19703.367491][T19513]      netlink_sendmsg+0x723/0xbe0
[19703.367491][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19703.367491][T19513]      ___sys_sendmsg+0xee/0x170
[19703.367491][T19513]      __sys_sendmsg+0xcd/0x170
[19703.367491][T19513]      do_syscall_64+0xc6/0x1e0
[19703.367491][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19703.367491][T19513] 
[19703.369741][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19703.369741][T19513]      netdev_get_by_index+0x5e/0x80
[19703.369741][T19513]      fib6_nh_init+0x3d8/0x15b0
[19703.369741][T19513]      ip6_route_info_create+0xf18/0x17d0
[19703.369741][T19513]      addrconf_f6i_alloc+0x315/0x560
[19703.369741][T19513]      ipv6_add_addr+0x411/0x2000
[19703.369741][T19513]      inet6_addr_add+0x30e/0xa40
[19703.369741][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19703.369741][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19703.369741][T19513]      netlink_rcv_skb+0x130/0x360
[19703.369741][T19513]      netlink_unicast+0x449/0x710
[19703.369741][T19513]      netlink_sendmsg+0x723/0xbe0
[19703.369741][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19703.369741][T19513]      ___sys_sendmsg+0xee/0x170
[19703.369741][T19513]      __sys_sendmsg+0xcd/0x170
[19703.369741][T19513]      do_syscall_64+0xc6/0x1e0
[19703.369741][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19703.369741][T19513] 
[19703.371941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19703.371941][T19513]      netdev_get_by_index+0x5e/0x80
[19703.371941][T19513]      fib6_nh_init+0x3d8/0x15b0
[19703.371941][T19513]      ip6_route_info_create+0xf18/0x17d0
[19703.371941][T19513]      ip6_route_add+0x1c/0x140
[19703.371941][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19703.371941][T19513]      addrconf_add_dev+0xe2/0x170
[19703.371941][T19513]      inet6_addr_add+0x12f/0xa40
[19703.371941][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19703.371941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19703.371941][T19513]      netlink_rcv_skb+0x130/0x360
[19703.371941][T19513]      netlink_unicast+0x449/0x710
[19703.371941][T19513]      netlink_sendmsg+0x723/0xbe0
[19703.371941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19703.371941][T19513]      ___sys_sendmsg+0xee/0x170
[19703.371941][T19513]      __sys_sendmsg+0xcd/0x170
[19703.371941][T19513]      do_syscall_64+0xc6/0x1e0
[19703.371941][T19513] 
[19703.374123][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19703.374123][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19703.374123][T19513]      ipv6_find_idev+0x102/0x170
[19703.374123][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19703.374123][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19703.374123][T19513]      netlink_rcv_skb+0x130/0x360
[19703.374123][T19513]      netlink_unicast+0x449/0x710
[19703.374123][T19513]      netlink_sendmsg+0x723/0xbe0
[19703.374123][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19703.374123][T19513]      ___sys_sendmsg+0xee/0x170
[19703.374123][T19513]      __sys_sendmsg+0xcd/0x170
[19703.374123][T19513]      do_syscall_64+0xc6/0x1e0
[19703.374123][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19703.374123][T19513] 
[19703.375809][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19703.375809][T19513]      neigh_parms_alloc+0x1e5/0x510
[19703.375809][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19703.375809][T19513]      ipv6_find_idev+0x102/0x170
[19703.375809][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19703.375809][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19703.375809][T19513]      netlink_rcv_skb+0x130/0x360
[19703.375809][T19513]      netlink_unicast+0x449/0x710
[19703.375809][T19513]      netlink_sendmsg+0x723/0xbe0
[19703.375809][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19703.375809][T19513]      ___sys_sendmsg+0xee/0x170
[19703.375809][T19513]      __sys_sendmsg+0xcd/0x170
[19703.375809][T19513]      do_syscall_64+0xc6/0x1e0
[19703.375809][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19703.375809][T19513] 
[19713.623093][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19713.623670][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19713.623670][T19513]      netdev_get_by_index+0x5e/0x80
[19713.623670][T19513]      fib6_nh_init+0x3d8/0x15b0
[19713.623670][T19513]      ip6_route_info_create+0xf18/0x17d0
[19713.623670][T19513]      ip6_route_add+0x1c/0x140
[19713.623670][T19513]      addrconf_prefix_route+0x2a6/0x430
[19713.623670][T19513]      inet6_addr_add+0x4f8/0xa40
[19713.623670][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19713.623670][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19713.623670][T19513]      netlink_rcv_skb+0x130/0x360
[19713.623670][T19513]      netlink_unicast+0x449/0x710
[19713.623670][T19513]      netlink_sendmsg+0x723/0xbe0
[19713.623670][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19713.623670][T19513]      ___sys_sendmsg+0xee/0x170
[19713.623670][T19513]      __sys_sendmsg+0xcd/0x170
[19713.623670][T19513]      do_syscall_64+0xc6/0x1e0
[19713.623670][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19713.623670][T19513] 
[19713.626901][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19713.626901][T19513]      netdev_get_by_index+0x5e/0x80
[19713.626901][T19513]      fib6_nh_init+0x3d8/0x15b0
[19713.626901][T19513]      ip6_route_info_create+0xf18/0x17d0
[19713.626901][T19513]      addrconf_f6i_alloc+0x315/0x560
[19713.626901][T19513]      ipv6_add_addr+0x411/0x2000
[19713.626901][T19513]      inet6_addr_add+0x30e/0xa40
[19713.626901][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19713.626901][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19713.626901][T19513]      netlink_rcv_skb+0x130/0x360
[19713.626901][T19513]      netlink_unicast+0x449/0x710
[19713.626901][T19513]      netlink_sendmsg+0x723/0xbe0
[19713.626901][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19713.626901][T19513]      ___sys_sendmsg+0xee/0x170
[19713.626901][T19513]      __sys_sendmsg+0xcd/0x170
[19713.626901][T19513]      do_syscall_64+0xc6/0x1e0
[19713.626901][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19713.626901][T19513] 
[19713.629138][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19713.629138][T19513]      netdev_get_by_index+0x5e/0x80
[19713.629138][T19513]      fib6_nh_init+0x3d8/0x15b0
[19713.629138][T19513]      ip6_route_info_create+0xf18/0x17d0
[19713.629138][T19513]      ip6_route_add+0x1c/0x140
[19713.629138][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19713.629138][T19513]      addrconf_add_dev+0xe2/0x170
[19713.629138][T19513]      inet6_addr_add+0x12f/0xa40
[19713.629138][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19713.629138][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19713.629138][T19513]      netlink_rcv_skb+0x130/0x360
[19713.629138][T19513]      netlink_unicast+0x449/0x710
[19713.629138][T19513]      netlink_sendmsg+0x723/0xbe0
[19713.629138][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19713.629138][T19513]      ___sys_sendmsg+0xee/0x170
[19713.629138][T19513]      __sys_sendmsg+0xcd/0x170
[19713.629138][T19513]      do_syscall_64+0xc6/0x1e0
[19713.629138][T19513] 
[19713.631849][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19713.631849][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19713.631849][T19513]      ipv6_find_idev+0x102/0x170
[19713.631849][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19713.631849][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19713.631849][T19513]      netlink_rcv_skb+0x130/0x360
[19713.631849][T19513]      netlink_unicast+0x449/0x710
[19713.631849][T19513]      netlink_sendmsg+0x723/0xbe0
[19713.631849][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19713.631849][T19513]      ___sys_sendmsg+0xee/0x170
[19713.631849][T19513]      __sys_sendmsg+0xcd/0x170
[19713.631849][T19513]      do_syscall_64+0xc6/0x1e0
[19713.631849][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19713.631849][T19513] 
[19713.633544][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19713.633544][T19513]      neigh_parms_alloc+0x1e5/0x510
[19713.633544][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19713.633544][T19513]      ipv6_find_idev+0x102/0x170
[19713.633544][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19713.633544][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19713.633544][T19513]      netlink_rcv_skb+0x130/0x360
[19713.633544][T19513]      netlink_unicast+0x449/0x710
[19713.633544][T19513]      netlink_sendmsg+0x723/0xbe0
[19713.633544][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19713.633544][T19513]      ___sys_sendmsg+0xee/0x170
[19713.633544][T19513]      __sys_sendmsg+0xcd/0x170
[19713.633544][T19513]      do_syscall_64+0xc6/0x1e0
[19713.633544][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19713.633544][T19513] 
[19723.879126][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19723.880070][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19723.880070][T19513]      netdev_get_by_index+0x5e/0x80
[19723.880070][T19513]      fib6_nh_init+0x3d8/0x15b0
[19723.880070][T19513]      ip6_route_info_create+0xf18/0x17d0
[19723.880070][T19513]      ip6_route_add+0x1c/0x140
[19723.880070][T19513]      addrconf_prefix_route+0x2a6/0x430
[19723.880070][T19513]      inet6_addr_add+0x4f8/0xa40
[19723.880070][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19723.880070][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19723.880070][T19513]      netlink_rcv_skb+0x130/0x360
[19723.880070][T19513]      netlink_unicast+0x449/0x710
[19723.880070][T19513]      netlink_sendmsg+0x723/0xbe0
[19723.880070][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19723.880070][T19513]      ___sys_sendmsg+0xee/0x170
[19723.880070][T19513]      __sys_sendmsg+0xcd/0x170
[19723.880070][T19513]      do_syscall_64+0xc6/0x1e0
[19723.880070][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19723.880070][T19513] 
[19723.882362][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19723.882362][T19513]      netdev_get_by_index+0x5e/0x80
[19723.882362][T19513]      fib6_nh_init+0x3d8/0x15b0
[19723.882362][T19513]      ip6_route_info_create+0xf18/0x17d0
[19723.882362][T19513]      addrconf_f6i_alloc+0x315/0x560
[19723.882362][T19513]      ipv6_add_addr+0x411/0x2000
[19723.882362][T19513]      inet6_addr_add+0x30e/0xa40
[19723.882362][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19723.882362][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19723.882362][T19513]      netlink_rcv_skb+0x130/0x360
[19723.882362][T19513]      netlink_unicast+0x449/0x710
[19723.882362][T19513]      netlink_sendmsg+0x723/0xbe0
[19723.882362][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19723.882362][T19513]      ___sys_sendmsg+0xee/0x170
[19723.882362][T19513]      __sys_sendmsg+0xcd/0x170
[19723.882362][T19513]      do_syscall_64+0xc6/0x1e0
[19723.882362][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19723.882362][T19513] 
[19723.884975][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19723.884975][T19513]      netdev_get_by_index+0x5e/0x80
[19723.884975][T19513]      fib6_nh_init+0x3d8/0x15b0
[19723.884975][T19513]      ip6_route_info_create+0xf18/0x17d0
[19723.884975][T19513]      ip6_route_add+0x1c/0x140
[19723.884975][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19723.884975][T19513]      addrconf_add_dev+0xe2/0x170
[19723.884975][T19513]      inet6_addr_add+0x12f/0xa40
[19723.884975][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19723.884975][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19723.884975][T19513]      netlink_rcv_skb+0x130/0x360
[19723.884975][T19513]      netlink_unicast+0x449/0x710
[19723.884975][T19513]      netlink_sendmsg+0x723/0xbe0
[19723.884975][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19723.884975][T19513]      ___sys_sendmsg+0xee/0x170
[19723.884975][T19513]      __sys_sendmsg+0xcd/0x170
[19723.884975][T19513]      do_syscall_64+0xc6/0x1e0
[19723.884975][T19513] 
[19723.887183][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19723.887183][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19723.887183][T19513]      ipv6_find_idev+0x102/0x170
[19723.887183][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19723.887183][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19723.887183][T19513]      netlink_rcv_skb+0x130/0x360
[19723.887183][T19513]      netlink_unicast+0x449/0x710
[19723.887183][T19513]      netlink_sendmsg+0x723/0xbe0
[19723.887183][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19723.887183][T19513]      ___sys_sendmsg+0xee/0x170
[19723.887183][T19513]      __sys_sendmsg+0xcd/0x170
[19723.887183][T19513]      do_syscall_64+0xc6/0x1e0
[19723.887183][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19723.887183][T19513] 
[19723.888931][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19723.888931][T19513]      neigh_parms_alloc+0x1e5/0x510
[19723.888931][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19723.888931][T19513]      ipv6_find_idev+0x102/0x170
[19723.888931][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19723.888931][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19723.888931][T19513]      netlink_rcv_skb+0x130/0x360
[19723.888931][T19513]      netlink_unicast+0x449/0x710
[19723.888931][T19513]      netlink_sendmsg+0x723/0xbe0
[19723.888931][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19723.888931][T19513]      ___sys_sendmsg+0xee/0x170
[19723.888931][T19513]      __sys_sendmsg+0xcd/0x170
[19723.888931][T19513]      do_syscall_64+0xc6/0x1e0
[19723.888931][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19723.888931][T19513] 
[19734.143090][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19734.143495][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19734.143495][T19513]      netdev_get_by_index+0x5e/0x80
[19734.143495][T19513]      fib6_nh_init+0x3d8/0x15b0
[19734.143495][T19513]      ip6_route_info_create+0xf18/0x17d0
[19734.143495][T19513]      ip6_route_add+0x1c/0x140
[19734.143495][T19513]      addrconf_prefix_route+0x2a6/0x430
[19734.143495][T19513]      inet6_addr_add+0x4f8/0xa40
[19734.143495][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19734.143495][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19734.143495][T19513]      netlink_rcv_skb+0x130/0x360
[19734.143495][T19513]      netlink_unicast+0x449/0x710
[19734.143495][T19513]      netlink_sendmsg+0x723/0xbe0
[19734.143495][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19734.143495][T19513]      ___sys_sendmsg+0xee/0x170
[19734.143495][T19513]      __sys_sendmsg+0xcd/0x170
[19734.143495][T19513]      do_syscall_64+0xc6/0x1e0
[19734.143495][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19734.143495][T19513] 
[19734.145733][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19734.145733][T19513]      netdev_get_by_index+0x5e/0x80
[19734.145733][T19513]      fib6_nh_init+0x3d8/0x15b0
[19734.145733][T19513]      ip6_route_info_create+0xf18/0x17d0
[19734.145733][T19513]      addrconf_f6i_alloc+0x315/0x560
[19734.145733][T19513]      ipv6_add_addr+0x411/0x2000
[19734.145733][T19513]      inet6_addr_add+0x30e/0xa40
[19734.145733][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19734.145733][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19734.145733][T19513]      netlink_rcv_skb+0x130/0x360
[19734.145733][T19513]      netlink_unicast+0x449/0x710
[19734.145733][T19513]      netlink_sendmsg+0x723/0xbe0
[19734.145733][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19734.145733][T19513]      ___sys_sendmsg+0xee/0x170
[19734.145733][T19513]      __sys_sendmsg+0xcd/0x170
[19734.145733][T19513]      do_syscall_64+0xc6/0x1e0
[19734.145733][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19734.145733][T19513] 
[19734.147942][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19734.147942][T19513]      netdev_get_by_index+0x5e/0x80
[19734.147942][T19513]      fib6_nh_init+0x3d8/0x15b0
[19734.147942][T19513]      ip6_route_info_create+0xf18/0x17d0
[19734.147942][T19513]      ip6_route_add+0x1c/0x140
[19734.147942][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19734.147942][T19513]      addrconf_add_dev+0xe2/0x170
[19734.147942][T19513]      inet6_addr_add+0x12f/0xa40
[19734.147942][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19734.147942][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19734.147942][T19513]      netlink_rcv_skb+0x130/0x360
[19734.147942][T19513]      netlink_unicast+0x449/0x710
[19734.147942][T19513]      netlink_sendmsg+0x723/0xbe0
[19734.147942][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19734.147942][T19513]      ___sys_sendmsg+0xee/0x170
[19734.147942][T19513]      __sys_sendmsg+0xcd/0x170
[19734.147942][T19513]      do_syscall_64+0xc6/0x1e0
[19734.147942][T19513] 
[19734.150124][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19734.150124][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19734.150124][T19513]      ipv6_find_idev+0x102/0x170
[19734.150124][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19734.150124][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19734.150124][T19513]      netlink_rcv_skb+0x130/0x360
[19734.150124][T19513]      netlink_unicast+0x449/0x710
[19734.150124][T19513]      netlink_sendmsg+0x723/0xbe0
[19734.150124][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19734.150124][T19513]      ___sys_sendmsg+0xee/0x170
[19734.150124][T19513]      __sys_sendmsg+0xcd/0x170
[19734.150124][T19513]      do_syscall_64+0xc6/0x1e0
[19734.150124][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19734.150124][T19513] 
[19734.151807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19734.151807][T19513]      neigh_parms_alloc+0x1e5/0x510
[19734.151807][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19734.151807][T19513]      ipv6_find_idev+0x102/0x170
[19734.151807][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19734.151807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19734.151807][T19513]      netlink_rcv_skb+0x130/0x360
[19734.151807][T19513]      netlink_unicast+0x449/0x710
[19734.151807][T19513]      netlink_sendmsg+0x723/0xbe0
[19734.151807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19734.151807][T19513]      ___sys_sendmsg+0xee/0x170
[19734.151807][T19513]      __sys_sendmsg+0xcd/0x170
[19734.151807][T19513]      do_syscall_64+0xc6/0x1e0
[19734.151807][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19734.151807][T19513] 
[19744.399133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19744.399530][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19744.399530][T19513]      netdev_get_by_index+0x5e/0x80
[19744.399530][T19513]      fib6_nh_init+0x3d8/0x15b0
[19744.399530][T19513]      ip6_route_info_create+0xf18/0x17d0
[19744.399530][T19513]      ip6_route_add+0x1c/0x140
[19744.399530][T19513]      addrconf_prefix_route+0x2a6/0x430
[19744.399530][T19513]      inet6_addr_add+0x4f8/0xa40
[19744.399530][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19744.399530][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19744.399530][T19513]      netlink_rcv_skb+0x130/0x360
[19744.399530][T19513]      netlink_unicast+0x449/0x710
[19744.399530][T19513]      netlink_sendmsg+0x723/0xbe0
[19744.399530][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19744.399530][T19513]      ___sys_sendmsg+0xee/0x170
[19744.399530][T19513]      __sys_sendmsg+0xcd/0x170
[19744.399530][T19513]      do_syscall_64+0xc6/0x1e0
[19744.399530][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19744.399530][T19513] 
[19744.401743][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19744.401743][T19513]      netdev_get_by_index+0x5e/0x80
[19744.401743][T19513]      fib6_nh_init+0x3d8/0x15b0
[19744.401743][T19513]      ip6_route_info_create+0xf18/0x17d0
[19744.401743][T19513]      addrconf_f6i_alloc+0x315/0x560
[19744.401743][T19513]      ipv6_add_addr+0x411/0x2000
[19744.401743][T19513]      inet6_addr_add+0x30e/0xa40
[19744.401743][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19744.401743][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19744.401743][T19513]      netlink_rcv_skb+0x130/0x360
[19744.401743][T19513]      netlink_unicast+0x449/0x710
[19744.401743][T19513]      netlink_sendmsg+0x723/0xbe0
[19744.401743][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19744.401743][T19513]      ___sys_sendmsg+0xee/0x170
[19744.401743][T19513]      __sys_sendmsg+0xcd/0x170
[19744.401743][T19513]      do_syscall_64+0xc6/0x1e0
[19744.401743][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19744.401743][T19513] 
[19744.403936][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19744.403936][T19513]      netdev_get_by_index+0x5e/0x80
[19744.403936][T19513]      fib6_nh_init+0x3d8/0x15b0
[19744.403936][T19513]      ip6_route_info_create+0xf18/0x17d0
[19744.403936][T19513]      ip6_route_add+0x1c/0x140
[19744.403936][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19744.403936][T19513]      addrconf_add_dev+0xe2/0x170
[19744.403936][T19513]      inet6_addr_add+0x12f/0xa40
[19744.403936][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19744.403936][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19744.403936][T19513]      netlink_rcv_skb+0x130/0x360
[19744.403936][T19513]      netlink_unicast+0x449/0x710
[19744.403936][T19513]      netlink_sendmsg+0x723/0xbe0
[19744.403936][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19744.403936][T19513]      ___sys_sendmsg+0xee/0x170
[19744.403936][T19513]      __sys_sendmsg+0xcd/0x170
[19744.403936][T19513]      do_syscall_64+0xc6/0x1e0
[19744.403936][T19513] 
[19744.406092][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19744.406092][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19744.406092][T19513]      ipv6_find_idev+0x102/0x170
[19744.406092][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19744.406092][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19744.406092][T19513]      netlink_rcv_skb+0x130/0x360
[19744.406092][T19513]      netlink_unicast+0x449/0x710
[19744.406092][T19513]      netlink_sendmsg+0x723/0xbe0
[19744.406092][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19744.406092][T19513]      ___sys_sendmsg+0xee/0x170
[19744.406092][T19513]      __sys_sendmsg+0xcd/0x170
[19744.406092][T19513]      do_syscall_64+0xc6/0x1e0
[19744.406092][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19744.406092][T19513] 
[19744.407789][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19744.407789][T19513]      neigh_parms_alloc+0x1e5/0x510
[19744.407789][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19744.407789][T19513]      ipv6_find_idev+0x102/0x170
[19744.407789][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19744.407789][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19744.407789][T19513]      netlink_rcv_skb+0x130/0x360
[19744.407789][T19513]      netlink_unicast+0x449/0x710
[19744.407789][T19513]      netlink_sendmsg+0x723/0xbe0
[19744.407789][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19744.407789][T19513]      ___sys_sendmsg+0xee/0x170
[19744.407789][T19513]      __sys_sendmsg+0xcd/0x170
[19744.407789][T19513]      do_syscall_64+0xc6/0x1e0
[19744.407789][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19744.407789][T19513] 
[19754.655199][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19754.655615][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19754.655615][T19513]      netdev_get_by_index+0x5e/0x80
[19754.655615][T19513]      fib6_nh_init+0x3d8/0x15b0
[19754.655615][T19513]      ip6_route_info_create+0xf18/0x17d0
[19754.655615][T19513]      ip6_route_add+0x1c/0x140
[19754.655615][T19513]      addrconf_prefix_route+0x2a6/0x430
[19754.655615][T19513]      inet6_addr_add+0x4f8/0xa40
[19754.655615][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19754.655615][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19754.655615][T19513]      netlink_rcv_skb+0x130/0x360
[19754.655615][T19513]      netlink_unicast+0x449/0x710
[19754.655615][T19513]      netlink_sendmsg+0x723/0xbe0
[19754.655615][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19754.655615][T19513]      ___sys_sendmsg+0xee/0x170
[19754.655615][T19513]      __sys_sendmsg+0xcd/0x170
[19754.655615][T19513]      do_syscall_64+0xc6/0x1e0
[19754.655615][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19754.655615][T19513] 
[19754.657854][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19754.657854][T19513]      netdev_get_by_index+0x5e/0x80
[19754.657854][T19513]      fib6_nh_init+0x3d8/0x15b0
[19754.657854][T19513]      ip6_route_info_create+0xf18/0x17d0
[19754.657854][T19513]      addrconf_f6i_alloc+0x315/0x560
[19754.657854][T19513]      ipv6_add_addr+0x411/0x2000
[19754.657854][T19513]      inet6_addr_add+0x30e/0xa40
[19754.657854][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19754.657854][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19754.657854][T19513]      netlink_rcv_skb+0x130/0x360
[19754.657854][T19513]      netlink_unicast+0x449/0x710
[19754.657854][T19513]      netlink_sendmsg+0x723/0xbe0
[19754.657854][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19754.657854][T19513]      ___sys_sendmsg+0xee/0x170
[19754.657854][T19513]      __sys_sendmsg+0xcd/0x170
[19754.657854][T19513]      do_syscall_64+0xc6/0x1e0
[19754.657854][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19754.657854][T19513] 
[19754.660048][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19754.660048][T19513]      netdev_get_by_index+0x5e/0x80
[19754.660048][T19513]      fib6_nh_init+0x3d8/0x15b0
[19754.660048][T19513]      ip6_route_info_create+0xf18/0x17d0
[19754.660048][T19513]      ip6_route_add+0x1c/0x140
[19754.660048][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19754.660048][T19513]      addrconf_add_dev+0xe2/0x170
[19754.660048][T19513]      inet6_addr_add+0x12f/0xa40
[19754.660048][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19754.660048][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19754.660048][T19513]      netlink_rcv_skb+0x130/0x360
[19754.660048][T19513]      netlink_unicast+0x449/0x710
[19754.660048][T19513]      netlink_sendmsg+0x723/0xbe0
[19754.660048][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19754.660048][T19513]      ___sys_sendmsg+0xee/0x170
[19754.660048][T19513]      __sys_sendmsg+0xcd/0x170
[19754.660048][T19513]      do_syscall_64+0xc6/0x1e0
[19754.660048][T19513] 
[19754.662198][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19754.662198][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19754.662198][T19513]      ipv6_find_idev+0x102/0x170
[19754.662198][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19754.662198][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19754.662198][T19513]      netlink_rcv_skb+0x130/0x360
[19754.662198][T19513]      netlink_unicast+0x449/0x710
[19754.662198][T19513]      netlink_sendmsg+0x723/0xbe0
[19754.662198][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19754.662198][T19513]      ___sys_sendmsg+0xee/0x170
[19754.662198][T19513]      __sys_sendmsg+0xcd/0x170
[19754.662198][T19513]      do_syscall_64+0xc6/0x1e0
[19754.662198][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19754.662198][T19513] 
[19754.663881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19754.663881][T19513]      neigh_parms_alloc+0x1e5/0x510
[19754.663881][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19754.663881][T19513]      ipv6_find_idev+0x102/0x170
[19754.663881][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19754.663881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19754.663881][T19513]      netlink_rcv_skb+0x130/0x360
[19754.663881][T19513]      netlink_unicast+0x449/0x710
[19754.663881][T19513]      netlink_sendmsg+0x723/0xbe0
[19754.663881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19754.663881][T19513]      ___sys_sendmsg+0xee/0x170
[19754.663881][T19513]      __sys_sendmsg+0xcd/0x170
[19754.663881][T19513]      do_syscall_64+0xc6/0x1e0
[19754.663881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19754.663881][T19513] 
[19764.911117][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19764.911521][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19764.911521][T19513]      netdev_get_by_index+0x5e/0x80
[19764.911521][T19513]      fib6_nh_init+0x3d8/0x15b0
[19764.911521][T19513]      ip6_route_info_create+0xf18/0x17d0
[19764.911521][T19513]      ip6_route_add+0x1c/0x140
[19764.911521][T19513]      addrconf_prefix_route+0x2a6/0x430
[19764.911521][T19513]      inet6_addr_add+0x4f8/0xa40
[19764.911521][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19764.911521][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19764.911521][T19513]      netlink_rcv_skb+0x130/0x360
[19764.911521][T19513]      netlink_unicast+0x449/0x710
[19764.911521][T19513]      netlink_sendmsg+0x723/0xbe0
[19764.911521][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19764.911521][T19513]      ___sys_sendmsg+0xee/0x170
[19764.911521][T19513]      __sys_sendmsg+0xcd/0x170
[19764.911521][T19513]      do_syscall_64+0xc6/0x1e0
[19764.911521][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19764.911521][T19513] 
[19764.913765][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19764.913765][T19513]      netdev_get_by_index+0x5e/0x80
[19764.913765][T19513]      fib6_nh_init+0x3d8/0x15b0
[19764.913765][T19513]      ip6_route_info_create+0xf18/0x17d0
[19764.913765][T19513]      addrconf_f6i_alloc+0x315/0x560
[19764.913765][T19513]      ipv6_add_addr+0x411/0x2000
[19764.913765][T19513]      inet6_addr_add+0x30e/0xa40
[19764.913765][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19764.913765][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19764.913765][T19513]      netlink_rcv_skb+0x130/0x360
[19764.913765][T19513]      netlink_unicast+0x449/0x710
[19764.913765][T19513]      netlink_sendmsg+0x723/0xbe0
[19764.913765][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19764.913765][T19513]      ___sys_sendmsg+0xee/0x170
[19764.913765][T19513]      __sys_sendmsg+0xcd/0x170
[19764.913765][T19513]      do_syscall_64+0xc6/0x1e0
[19764.913765][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19764.913765][T19513] 
[19764.915975][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19764.915975][T19513]      netdev_get_by_index+0x5e/0x80
[19764.915975][T19513]      fib6_nh_init+0x3d8/0x15b0
[19764.915975][T19513]      ip6_route_info_create+0xf18/0x17d0
[19764.915975][T19513]      ip6_route_add+0x1c/0x140
[19764.915975][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19764.915975][T19513]      addrconf_add_dev+0xe2/0x170
[19764.915975][T19513]      inet6_addr_add+0x12f/0xa40
[19764.915975][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19764.915975][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19764.915975][T19513]      netlink_rcv_skb+0x130/0x360
[19764.915975][T19513]      netlink_unicast+0x449/0x710
[19764.915975][T19513]      netlink_sendmsg+0x723/0xbe0
[19764.915975][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19764.915975][T19513]      ___sys_sendmsg+0xee/0x170
[19764.915975][T19513]      __sys_sendmsg+0xcd/0x170
[19764.915975][T19513]      do_syscall_64+0xc6/0x1e0
[19764.915975][T19513] 
[19764.918159][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19764.918159][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19764.918159][T19513]      ipv6_find_idev+0x102/0x170
[19764.918159][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19764.918159][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19764.918159][T19513]      netlink_rcv_skb+0x130/0x360
[19764.918159][T19513]      netlink_unicast+0x449/0x710
[19764.918159][T19513]      netlink_sendmsg+0x723/0xbe0
[19764.918159][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19764.918159][T19513]      ___sys_sendmsg+0xee/0x170
[19764.918159][T19513]      __sys_sendmsg+0xcd/0x170
[19764.918159][T19513]      do_syscall_64+0xc6/0x1e0
[19764.918159][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19764.918159][T19513] 
[19764.919862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19764.919862][T19513]      neigh_parms_alloc+0x1e5/0x510
[19764.919862][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19764.919862][T19513]      ipv6_find_idev+0x102/0x170
[19764.919862][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19764.919862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19764.919862][T19513]      netlink_rcv_skb+0x130/0x360
[19764.919862][T19513]      netlink_unicast+0x449/0x710
[19764.919862][T19513]      netlink_sendmsg+0x723/0xbe0
[19764.919862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19764.919862][T19513]      ___sys_sendmsg+0xee/0x170
[19764.919862][T19513]      __sys_sendmsg+0xcd/0x170
[19764.919862][T19513]      do_syscall_64+0xc6/0x1e0
[19764.919862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19764.919862][T19513] 
[19775.167072][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19775.167533][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19775.167533][T19513]      netdev_get_by_index+0x5e/0x80
[19775.167533][T19513]      fib6_nh_init+0x3d8/0x15b0
[19775.167533][T19513]      ip6_route_info_create+0xf18/0x17d0
[19775.167533][T19513]      ip6_route_add+0x1c/0x140
[19775.167533][T19513]      addrconf_prefix_route+0x2a6/0x430
[19775.167533][T19513]      inet6_addr_add+0x4f8/0xa40
[19775.167533][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19775.167533][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19775.167533][T19513]      netlink_rcv_skb+0x130/0x360
[19775.167533][T19513]      netlink_unicast+0x449/0x710
[19775.167533][T19513]      netlink_sendmsg+0x723/0xbe0
[19775.167533][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19775.167533][T19513]      ___sys_sendmsg+0xee/0x170
[19775.167533][T19513]      __sys_sendmsg+0xcd/0x170
[19775.167533][T19513]      do_syscall_64+0xc6/0x1e0
[19775.167533][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19775.167533][T19513] 
[19775.169745][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19775.169745][T19513]      netdev_get_by_index+0x5e/0x80
[19775.169745][T19513]      fib6_nh_init+0x3d8/0x15b0
[19775.169745][T19513]      ip6_route_info_create+0xf18/0x17d0
[19775.169745][T19513]      addrconf_f6i_alloc+0x315/0x560
[19775.169745][T19513]      ipv6_add_addr+0x411/0x2000
[19775.169745][T19513]      inet6_addr_add+0x30e/0xa40
[19775.169745][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19775.169745][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19775.169745][T19513]      netlink_rcv_skb+0x130/0x360
[19775.169745][T19513]      netlink_unicast+0x449/0x710
[19775.169745][T19513]      netlink_sendmsg+0x723/0xbe0
[19775.169745][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19775.169745][T19513]      ___sys_sendmsg+0xee/0x170
[19775.169745][T19513]      __sys_sendmsg+0xcd/0x170
[19775.169745][T19513]      do_syscall_64+0xc6/0x1e0
[19775.169745][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19775.169745][T19513] 
[19775.172823][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19775.172823][T19513]      netdev_get_by_index+0x5e/0x80
[19775.172823][T19513]      fib6_nh_init+0x3d8/0x15b0
[19775.172823][T19513]      ip6_route_info_create+0xf18/0x17d0
[19775.172823][T19513]      ip6_route_add+0x1c/0x140
[19775.172823][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19775.172823][T19513]      addrconf_add_dev+0xe2/0x170
[19775.172823][T19513]      inet6_addr_add+0x12f/0xa40
[19775.172823][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19775.172823][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19775.172823][T19513]      netlink_rcv_skb+0x130/0x360
[19775.172823][T19513]      netlink_unicast+0x449/0x710
[19775.172823][T19513]      netlink_sendmsg+0x723/0xbe0
[19775.172823][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19775.172823][T19513]      ___sys_sendmsg+0xee/0x170
[19775.172823][T19513]      __sys_sendmsg+0xcd/0x170
[19775.172823][T19513]      do_syscall_64+0xc6/0x1e0
[19775.172823][T19513] 
[19775.174975][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19775.174975][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19775.174975][T19513]      ipv6_find_idev+0x102/0x170
[19775.174975][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19775.174975][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19775.174975][T19513]      netlink_rcv_skb+0x130/0x360
[19775.174975][T19513]      netlink_unicast+0x449/0x710
[19775.174975][T19513]      netlink_sendmsg+0x723/0xbe0
[19775.174975][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19775.174975][T19513]      ___sys_sendmsg+0xee/0x170
[19775.174975][T19513]      __sys_sendmsg+0xcd/0x170
[19775.174975][T19513]      do_syscall_64+0xc6/0x1e0
[19775.174975][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19775.174975][T19513] 
[19775.176663][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19775.176663][T19513]      neigh_parms_alloc+0x1e5/0x510
[19775.176663][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19775.176663][T19513]      ipv6_find_idev+0x102/0x170
[19775.176663][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19775.176663][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19775.176663][T19513]      netlink_rcv_skb+0x130/0x360
[19775.176663][T19513]      netlink_unicast+0x449/0x710
[19775.176663][T19513]      netlink_sendmsg+0x723/0xbe0
[19775.176663][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19775.176663][T19513]      ___sys_sendmsg+0xee/0x170
[19775.176663][T19513]      __sys_sendmsg+0xcd/0x170
[19775.176663][T19513]      do_syscall_64+0xc6/0x1e0
[19775.176663][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19775.176663][T19513] 
[19785.431119][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19785.431531][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19785.431531][T19513]      netdev_get_by_index+0x5e/0x80
[19785.431531][T19513]      fib6_nh_init+0x3d8/0x15b0
[19785.431531][T19513]      ip6_route_info_create+0xf18/0x17d0
[19785.431531][T19513]      ip6_route_add+0x1c/0x140
[19785.431531][T19513]      addrconf_prefix_route+0x2a6/0x430
[19785.431531][T19513]      inet6_addr_add+0x4f8/0xa40
[19785.431531][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19785.431531][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19785.431531][T19513]      netlink_rcv_skb+0x130/0x360
[19785.431531][T19513]      netlink_unicast+0x449/0x710
[19785.431531][T19513]      netlink_sendmsg+0x723/0xbe0
[19785.431531][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19785.431531][T19513]      ___sys_sendmsg+0xee/0x170
[19785.431531][T19513]      __sys_sendmsg+0xcd/0x170
[19785.431531][T19513]      do_syscall_64+0xc6/0x1e0
[19785.431531][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19785.431531][T19513] 
[19785.433791][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19785.433791][T19513]      netdev_get_by_index+0x5e/0x80
[19785.433791][T19513]      fib6_nh_init+0x3d8/0x15b0
[19785.433791][T19513]      ip6_route_info_create+0xf18/0x17d0
[19785.433791][T19513]      addrconf_f6i_alloc+0x315/0x560
[19785.433791][T19513]      ipv6_add_addr+0x411/0x2000
[19785.433791][T19513]      inet6_addr_add+0x30e/0xa40
[19785.433791][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19785.433791][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19785.433791][T19513]      netlink_rcv_skb+0x130/0x360
[19785.433791][T19513]      netlink_unicast+0x449/0x710
[19785.433791][T19513]      netlink_sendmsg+0x723/0xbe0
[19785.433791][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19785.433791][T19513]      ___sys_sendmsg+0xee/0x170
[19785.433791][T19513]      __sys_sendmsg+0xcd/0x170
[19785.433791][T19513]      do_syscall_64+0xc6/0x1e0
[19785.433791][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19785.433791][T19513] 
[19785.436014][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19785.436014][T19513]      netdev_get_by_index+0x5e/0x80
[19785.436014][T19513]      fib6_nh_init+0x3d8/0x15b0
[19785.436014][T19513]      ip6_route_info_create+0xf18/0x17d0
[19785.436014][T19513]      ip6_route_add+0x1c/0x140
[19785.436014][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19785.436014][T19513]      addrconf_add_dev+0xe2/0x170
[19785.436014][T19513]      inet6_addr_add+0x12f/0xa40
[19785.436014][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19785.436014][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19785.436014][T19513]      netlink_rcv_skb+0x130/0x360
[19785.436014][T19513]      netlink_unicast+0x449/0x710
[19785.436014][T19513]      netlink_sendmsg+0x723/0xbe0
[19785.436014][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19785.436014][T19513]      ___sys_sendmsg+0xee/0x170
[19785.436014][T19513]      __sys_sendmsg+0xcd/0x170
[19785.436014][T19513]      do_syscall_64+0xc6/0x1e0
[19785.436014][T19513] 
[19785.438208][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19785.438208][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19785.438208][T19513]      ipv6_find_idev+0x102/0x170
[19785.438208][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19785.438208][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19785.438208][T19513]      netlink_rcv_skb+0x130/0x360
[19785.438208][T19513]      netlink_unicast+0x449/0x710
[19785.438208][T19513]      netlink_sendmsg+0x723/0xbe0
[19785.438208][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19785.438208][T19513]      ___sys_sendmsg+0xee/0x170
[19785.438208][T19513]      __sys_sendmsg+0xcd/0x170
[19785.438208][T19513]      do_syscall_64+0xc6/0x1e0
[19785.438208][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19785.438208][T19513] 
[19785.439919][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19785.439919][T19513]      neigh_parms_alloc+0x1e5/0x510
[19785.439919][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19785.439919][T19513]      ipv6_find_idev+0x102/0x170
[19785.439919][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19785.439919][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19785.439919][T19513]      netlink_rcv_skb+0x130/0x360
[19785.439919][T19513]      netlink_unicast+0x449/0x710
[19785.439919][T19513]      netlink_sendmsg+0x723/0xbe0
[19785.439919][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19785.439919][T19513]      ___sys_sendmsg+0xee/0x170
[19785.439919][T19513]      __sys_sendmsg+0xcd/0x170
[19785.439919][T19513]      do_syscall_64+0xc6/0x1e0
[19785.439919][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19785.439919][T19513] 
[19795.599138][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19795.599536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19795.599536][T19513]      netdev_get_by_index+0x5e/0x80
[19795.599536][T19513]      fib6_nh_init+0x3d8/0x15b0
[19795.599536][T19513]      ip6_route_info_create+0xf18/0x17d0
[19795.599536][T19513]      ip6_route_add+0x1c/0x140
[19795.599536][T19513]      addrconf_prefix_route+0x2a6/0x430
[19795.599536][T19513]      inet6_addr_add+0x4f8/0xa40
[19795.599536][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19795.599536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19795.599536][T19513]      netlink_rcv_skb+0x130/0x360
[19795.599536][T19513]      netlink_unicast+0x449/0x710
[19795.599536][T19513]      netlink_sendmsg+0x723/0xbe0
[19795.599536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19795.599536][T19513]      ___sys_sendmsg+0xee/0x170
[19795.599536][T19513]      __sys_sendmsg+0xcd/0x170
[19795.599536][T19513]      do_syscall_64+0xc6/0x1e0
[19795.599536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19795.599536][T19513] 
[19795.601860][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19795.601860][T19513]      netdev_get_by_index+0x5e/0x80
[19795.601860][T19513]      fib6_nh_init+0x3d8/0x15b0
[19795.601860][T19513]      ip6_route_info_create+0xf18/0x17d0
[19795.601860][T19513]      addrconf_f6i_alloc+0x315/0x560
[19795.601860][T19513]      ipv6_add_addr+0x411/0x2000
[19795.601860][T19513]      inet6_addr_add+0x30e/0xa40
[19795.601860][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19795.601860][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19795.601860][T19513]      netlink_rcv_skb+0x130/0x360
[19795.601860][T19513]      netlink_unicast+0x449/0x710
[19795.601860][T19513]      netlink_sendmsg+0x723/0xbe0
[19795.601860][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19795.601860][T19513]      ___sys_sendmsg+0xee/0x170
[19795.601860][T19513]      __sys_sendmsg+0xcd/0x170
[19795.601860][T19513]      do_syscall_64+0xc6/0x1e0
[19795.601860][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19795.601860][T19513] 
[19795.604568][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19795.604568][T19513]      netdev_get_by_index+0x5e/0x80
[19795.604568][T19513]      fib6_nh_init+0x3d8/0x15b0
[19795.604568][T19513]      ip6_route_info_create+0xf18/0x17d0
[19795.604568][T19513]      ip6_route_add+0x1c/0x140
[19795.604568][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19795.604568][T19513]      addrconf_add_dev+0xe2/0x170
[19795.604568][T19513]      inet6_addr_add+0x12f/0xa40
[19795.604568][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19795.604568][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19795.604568][T19513]      netlink_rcv_skb+0x130/0x360
[19795.604568][T19513]      netlink_unicast+0x449/0x710
[19795.604568][T19513]      netlink_sendmsg+0x723/0xbe0
[19795.604568][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19795.604568][T19513]      ___sys_sendmsg+0xee/0x170
[19795.604568][T19513]      __sys_sendmsg+0xcd/0x170
[19795.604568][T19513]      do_syscall_64+0xc6/0x1e0
[19795.604568][T19513] 
[19795.606746][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19795.606746][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19795.606746][T19513]      ipv6_find_idev+0x102/0x170
[19795.606746][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19795.606746][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19795.606746][T19513]      netlink_rcv_skb+0x130/0x360
[19795.606746][T19513]      netlink_unicast+0x449/0x710
[19795.606746][T19513]      netlink_sendmsg+0x723/0xbe0
[19795.606746][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19795.606746][T19513]      ___sys_sendmsg+0xee/0x170
[19795.606746][T19513]      __sys_sendmsg+0xcd/0x170
[19795.606746][T19513]      do_syscall_64+0xc6/0x1e0
[19795.606746][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19795.606746][T19513] 
[19795.608426][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19795.608426][T19513]      neigh_parms_alloc+0x1e5/0x510
[19795.608426][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19795.608426][T19513]      ipv6_find_idev+0x102/0x170
[19795.608426][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19795.608426][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19795.608426][T19513]      netlink_rcv_skb+0x130/0x360
[19795.608426][T19513]      netlink_unicast+0x449/0x710
[19795.608426][T19513]      netlink_sendmsg+0x723/0xbe0
[19795.608426][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19795.608426][T19513]      ___sys_sendmsg+0xee/0x170
[19795.608426][T19513]      __sys_sendmsg+0xcd/0x170
[19795.608426][T19513]      do_syscall_64+0xc6/0x1e0
[19795.608426][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19795.608426][T19513] 
[19805.847061][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19805.847460][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19805.847460][T19513]      netdev_get_by_index+0x5e/0x80
[19805.847460][T19513]      fib6_nh_init+0x3d8/0x15b0
[19805.847460][T19513]      ip6_route_info_create+0xf18/0x17d0
[19805.847460][T19513]      ip6_route_add+0x1c/0x140
[19805.847460][T19513]      addrconf_prefix_route+0x2a6/0x430
[19805.847460][T19513]      inet6_addr_add+0x4f8/0xa40
[19805.847460][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19805.847460][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19805.847460][T19513]      netlink_rcv_skb+0x130/0x360
[19805.847460][T19513]      netlink_unicast+0x449/0x710
[19805.847460][T19513]      netlink_sendmsg+0x723/0xbe0
[19805.847460][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19805.847460][T19513]      ___sys_sendmsg+0xee/0x170
[19805.847460][T19513]      __sys_sendmsg+0xcd/0x170
[19805.847460][T19513]      do_syscall_64+0xc6/0x1e0
[19805.847460][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19805.847460][T19513] 
[19805.849679][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19805.849679][T19513]      netdev_get_by_index+0x5e/0x80
[19805.849679][T19513]      fib6_nh_init+0x3d8/0x15b0
[19805.849679][T19513]      ip6_route_info_create+0xf18/0x17d0
[19805.849679][T19513]      addrconf_f6i_alloc+0x315/0x560
[19805.849679][T19513]      ipv6_add_addr+0x411/0x2000
[19805.849679][T19513]      inet6_addr_add+0x30e/0xa40
[19805.849679][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19805.849679][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19805.849679][T19513]      netlink_rcv_skb+0x130/0x360
[19805.849679][T19513]      netlink_unicast+0x449/0x710
[19805.849679][T19513]      netlink_sendmsg+0x723/0xbe0
[19805.849679][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19805.849679][T19513]      ___sys_sendmsg+0xee/0x170
[19805.849679][T19513]      __sys_sendmsg+0xcd/0x170
[19805.849679][T19513]      do_syscall_64+0xc6/0x1e0
[19805.849679][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19805.849679][T19513] 
[19805.851874][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19805.851874][T19513]      netdev_get_by_index+0x5e/0x80
[19805.851874][T19513]      fib6_nh_init+0x3d8/0x15b0
[19805.851874][T19513]      ip6_route_info_create+0xf18/0x17d0
[19805.851874][T19513]      ip6_route_add+0x1c/0x140
[19805.851874][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19805.851874][T19513]      addrconf_add_dev+0xe2/0x170
[19805.851874][T19513]      inet6_addr_add+0x12f/0xa40
[19805.851874][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19805.851874][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19805.851874][T19513]      netlink_rcv_skb+0x130/0x360
[19805.851874][T19513]      netlink_unicast+0x449/0x710
[19805.851874][T19513]      netlink_sendmsg+0x723/0xbe0
[19805.851874][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19805.851874][T19513]      ___sys_sendmsg+0xee/0x170
[19805.851874][T19513]      __sys_sendmsg+0xcd/0x170
[19805.851874][T19513]      do_syscall_64+0xc6/0x1e0
[19805.851874][T19513] 
[19805.854041][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19805.854041][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19805.854041][T19513]      ipv6_find_idev+0x102/0x170
[19805.854041][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19805.854041][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19805.854041][T19513]      netlink_rcv_skb+0x130/0x360
[19805.854041][T19513]      netlink_unicast+0x449/0x710
[19805.854041][T19513]      netlink_sendmsg+0x723/0xbe0
[19805.854041][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19805.854041][T19513]      ___sys_sendmsg+0xee/0x170
[19805.854041][T19513]      __sys_sendmsg+0xcd/0x170
[19805.854041][T19513]      do_syscall_64+0xc6/0x1e0
[19805.854041][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19805.854041][T19513] 
[19805.855729][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19805.855729][T19513]      neigh_parms_alloc+0x1e5/0x510
[19805.855729][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19805.855729][T19513]      ipv6_find_idev+0x102/0x170
[19805.855729][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19805.855729][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19805.855729][T19513]      netlink_rcv_skb+0x130/0x360
[19805.855729][T19513]      netlink_unicast+0x449/0x710
[19805.855729][T19513]      netlink_sendmsg+0x723/0xbe0
[19805.855729][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19805.855729][T19513]      ___sys_sendmsg+0xee/0x170
[19805.855729][T19513]      __sys_sendmsg+0xcd/0x170
[19805.855729][T19513]      do_syscall_64+0xc6/0x1e0
[19805.855729][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19805.855729][T19513] 
[19816.095090][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19816.095486][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19816.095486][T19513]      netdev_get_by_index+0x5e/0x80
[19816.095486][T19513]      fib6_nh_init+0x3d8/0x15b0
[19816.095486][T19513]      ip6_route_info_create+0xf18/0x17d0
[19816.095486][T19513]      ip6_route_add+0x1c/0x140
[19816.095486][T19513]      addrconf_prefix_route+0x2a6/0x430
[19816.095486][T19513]      inet6_addr_add+0x4f8/0xa40
[19816.095486][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19816.095486][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19816.095486][T19513]      netlink_rcv_skb+0x130/0x360
[19816.095486][T19513]      netlink_unicast+0x449/0x710
[19816.095486][T19513]      netlink_sendmsg+0x723/0xbe0
[19816.095486][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19816.095486][T19513]      ___sys_sendmsg+0xee/0x170
[19816.095486][T19513]      __sys_sendmsg+0xcd/0x170
[19816.095486][T19513]      do_syscall_64+0xc6/0x1e0
[19816.095486][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19816.095486][T19513] 
[19816.097806][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19816.097806][T19513]      netdev_get_by_index+0x5e/0x80
[19816.097806][T19513]      fib6_nh_init+0x3d8/0x15b0
[19816.097806][T19513]      ip6_route_info_create+0xf18/0x17d0
[19816.097806][T19513]      addrconf_f6i_alloc+0x315/0x560
[19816.097806][T19513]      ipv6_add_addr+0x411/0x2000
[19816.097806][T19513]      inet6_addr_add+0x30e/0xa40
[19816.097806][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19816.097806][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19816.097806][T19513]      netlink_rcv_skb+0x130/0x360
[19816.097806][T19513]      netlink_unicast+0x449/0x710
[19816.097806][T19513]      netlink_sendmsg+0x723/0xbe0
[19816.097806][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19816.097806][T19513]      ___sys_sendmsg+0xee/0x170
[19816.097806][T19513]      __sys_sendmsg+0xcd/0x170
[19816.097806][T19513]      do_syscall_64+0xc6/0x1e0
[19816.097806][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19816.097806][T19513] 
[19816.100112][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19816.100112][T19513]      netdev_get_by_index+0x5e/0x80
[19816.100112][T19513]      fib6_nh_init+0x3d8/0x15b0
[19816.100112][T19513]      ip6_route_info_create+0xf18/0x17d0
[19816.100112][T19513]      ip6_route_add+0x1c/0x140
[19816.100112][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19816.100112][T19513]      addrconf_add_dev+0xe2/0x170
[19816.100112][T19513]      inet6_addr_add+0x12f/0xa40
[19816.100112][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19816.100112][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19816.100112][T19513]      netlink_rcv_skb+0x130/0x360
[19816.100112][T19513]      netlink_unicast+0x449/0x710
[19816.100112][T19513]      netlink_sendmsg+0x723/0xbe0
[19816.100112][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19816.100112][T19513]      ___sys_sendmsg+0xee/0x170
[19816.100112][T19513]      __sys_sendmsg+0xcd/0x170
[19816.100112][T19513]      do_syscall_64+0xc6/0x1e0
[19816.100112][T19513] 
[19816.102272][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19816.102272][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19816.102272][T19513]      ipv6_find_idev+0x102/0x170
[19816.102272][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19816.102272][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19816.102272][T19513]      netlink_rcv_skb+0x130/0x360
[19816.102272][T19513]      netlink_unicast+0x449/0x710
[19816.102272][T19513]      netlink_sendmsg+0x723/0xbe0
[19816.102272][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19816.102272][T19513]      ___sys_sendmsg+0xee/0x170
[19816.102272][T19513]      __sys_sendmsg+0xcd/0x170
[19816.102272][T19513]      do_syscall_64+0xc6/0x1e0
[19816.102272][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19816.102272][T19513] 
[19816.103970][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19816.103970][T19513]      neigh_parms_alloc+0x1e5/0x510
[19816.103970][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19816.103970][T19513]      ipv6_find_idev+0x102/0x170
[19816.103970][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19816.103970][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19816.103970][T19513]      netlink_rcv_skb+0x130/0x360
[19816.103970][T19513]      netlink_unicast+0x449/0x710
[19816.103970][T19513]      netlink_sendmsg+0x723/0xbe0
[19816.103970][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19816.103970][T19513]      ___sys_sendmsg+0xee/0x170
[19816.103970][T19513]      __sys_sendmsg+0xcd/0x170
[19816.103970][T19513]      do_syscall_64+0xc6/0x1e0
[19816.103970][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19816.103970][T19513] 
[19826.343176][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19826.343585][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19826.343585][T19513]      netdev_get_by_index+0x5e/0x80
[19826.343585][T19513]      fib6_nh_init+0x3d8/0x15b0
[19826.343585][T19513]      ip6_route_info_create+0xf18/0x17d0
[19826.343585][T19513]      ip6_route_add+0x1c/0x140
[19826.343585][T19513]      addrconf_prefix_route+0x2a6/0x430
[19826.343585][T19513]      inet6_addr_add+0x4f8/0xa40
[19826.343585][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19826.343585][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19826.343585][T19513]      netlink_rcv_skb+0x130/0x360
[19826.343585][T19513]      netlink_unicast+0x449/0x710
[19826.343585][T19513]      netlink_sendmsg+0x723/0xbe0
[19826.343585][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19826.343585][T19513]      ___sys_sendmsg+0xee/0x170
[19826.343585][T19513]      __sys_sendmsg+0xcd/0x170
[19826.343585][T19513]      do_syscall_64+0xc6/0x1e0
[19826.343585][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19826.343585][T19513] 
[19826.345800][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19826.345800][T19513]      netdev_get_by_index+0x5e/0x80
[19826.345800][T19513]      fib6_nh_init+0x3d8/0x15b0
[19826.345800][T19513]      ip6_route_info_create+0xf18/0x17d0
[19826.345800][T19513]      addrconf_f6i_alloc+0x315/0x560
[19826.345800][T19513]      ipv6_add_addr+0x411/0x2000
[19826.345800][T19513]      inet6_addr_add+0x30e/0xa40
[19826.345800][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19826.345800][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19826.345800][T19513]      netlink_rcv_skb+0x130/0x360
[19826.345800][T19513]      netlink_unicast+0x449/0x710
[19826.345800][T19513]      netlink_sendmsg+0x723/0xbe0
[19826.345800][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19826.345800][T19513]      ___sys_sendmsg+0xee/0x170
[19826.345800][T19513]      __sys_sendmsg+0xcd/0x170
[19826.345800][T19513]      do_syscall_64+0xc6/0x1e0
[19826.345800][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19826.345800][T19513] 
[19826.348007][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19826.348007][T19513]      netdev_get_by_index+0x5e/0x80
[19826.348007][T19513]      fib6_nh_init+0x3d8/0x15b0
[19826.348007][T19513]      ip6_route_info_create+0xf18/0x17d0
[19826.348007][T19513]      ip6_route_add+0x1c/0x140
[19826.348007][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19826.348007][T19513]      addrconf_add_dev+0xe2/0x170
[19826.348007][T19513]      inet6_addr_add+0x12f/0xa40
[19826.348007][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19826.348007][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19826.348007][T19513]      netlink_rcv_skb+0x130/0x360
[19826.348007][T19513]      netlink_unicast+0x449/0x710
[19826.348007][T19513]      netlink_sendmsg+0x723/0xbe0
[19826.348007][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19826.348007][T19513]      ___sys_sendmsg+0xee/0x170
[19826.348007][T19513]      __sys_sendmsg+0xcd/0x170
[19826.348007][T19513]      do_syscall_64+0xc6/0x1e0
[19826.348007][T19513] 
[19826.350165][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19826.350165][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19826.350165][T19513]      ipv6_find_idev+0x102/0x170
[19826.350165][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19826.350165][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19826.350165][T19513]      netlink_rcv_skb+0x130/0x360
[19826.350165][T19513]      netlink_unicast+0x449/0x710
[19826.350165][T19513]      netlink_sendmsg+0x723/0xbe0
[19826.350165][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19826.350165][T19513]      ___sys_sendmsg+0xee/0x170
[19826.350165][T19513]      __sys_sendmsg+0xcd/0x170
[19826.350165][T19513]      do_syscall_64+0xc6/0x1e0
[19826.350165][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19826.350165][T19513] 
[19826.351853][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19826.351853][T19513]      neigh_parms_alloc+0x1e5/0x510
[19826.351853][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19826.351853][T19513]      ipv6_find_idev+0x102/0x170
[19826.351853][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19826.351853][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19826.351853][T19513]      netlink_rcv_skb+0x130/0x360
[19826.351853][T19513]      netlink_unicast+0x449/0x710
[19826.351853][T19513]      netlink_sendmsg+0x723/0xbe0
[19826.351853][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19826.351853][T19513]      ___sys_sendmsg+0xee/0x170
[19826.351853][T19513]      __sys_sendmsg+0xcd/0x170
[19826.351853][T19513]      do_syscall_64+0xc6/0x1e0
[19826.351853][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19826.351853][T19513] 
[19836.591161][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19836.591553][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19836.591553][T19513]      netdev_get_by_index+0x5e/0x80
[19836.591553][T19513]      fib6_nh_init+0x3d8/0x15b0
[19836.591553][T19513]      ip6_route_info_create+0xf18/0x17d0
[19836.591553][T19513]      ip6_route_add+0x1c/0x140
[19836.591553][T19513]      addrconf_prefix_route+0x2a6/0x430
[19836.591553][T19513]      inet6_addr_add+0x4f8/0xa40
[19836.591553][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19836.591553][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19836.591553][T19513]      netlink_rcv_skb+0x130/0x360
[19836.591553][T19513]      netlink_unicast+0x449/0x710
[19836.591553][T19513]      netlink_sendmsg+0x723/0xbe0
[19836.591553][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19836.591553][T19513]      ___sys_sendmsg+0xee/0x170
[19836.591553][T19513]      __sys_sendmsg+0xcd/0x170
[19836.591553][T19513]      do_syscall_64+0xc6/0x1e0
[19836.591553][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19836.591553][T19513] 
[19836.593778][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19836.593778][T19513]      netdev_get_by_index+0x5e/0x80
[19836.593778][T19513]      fib6_nh_init+0x3d8/0x15b0
[19836.593778][T19513]      ip6_route_info_create+0xf18/0x17d0
[19836.593778][T19513]      addrconf_f6i_alloc+0x315/0x560
[19836.593778][T19513]      ipv6_add_addr+0x411/0x2000
[19836.593778][T19513]      inet6_addr_add+0x30e/0xa40
[19836.593778][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19836.593778][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19836.593778][T19513]      netlink_rcv_skb+0x130/0x360
[19836.593778][T19513]      netlink_unicast+0x449/0x710
[19836.593778][T19513]      netlink_sendmsg+0x723/0xbe0
[19836.593778][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19836.593778][T19513]      ___sys_sendmsg+0xee/0x170
[19836.593778][T19513]      __sys_sendmsg+0xcd/0x170
[19836.593778][T19513]      do_syscall_64+0xc6/0x1e0
[19836.593778][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19836.593778][T19513] 
[19836.595969][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19836.595969][T19513]      netdev_get_by_index+0x5e/0x80
[19836.595969][T19513]      fib6_nh_init+0x3d8/0x15b0
[19836.595969][T19513]      ip6_route_info_create+0xf18/0x17d0
[19836.595969][T19513]      ip6_route_add+0x1c/0x140
[19836.595969][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19836.595969][T19513]      addrconf_add_dev+0xe2/0x170
[19836.595969][T19513]      inet6_addr_add+0x12f/0xa40
[19836.595969][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19836.595969][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19836.595969][T19513]      netlink_rcv_skb+0x130/0x360
[19836.595969][T19513]      netlink_unicast+0x449/0x710
[19836.595969][T19513]      netlink_sendmsg+0x723/0xbe0
[19836.595969][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19836.595969][T19513]      ___sys_sendmsg+0xee/0x170
[19836.595969][T19513]      __sys_sendmsg+0xcd/0x170
[19836.595969][T19513]      do_syscall_64+0xc6/0x1e0
[19836.595969][T19513] 
[19836.598133][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19836.598133][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19836.598133][T19513]      ipv6_find_idev+0x102/0x170
[19836.598133][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19836.598133][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19836.598133][T19513]      netlink_rcv_skb+0x130/0x360
[19836.598133][T19513]      netlink_unicast+0x449/0x710
[19836.598133][T19513]      netlink_sendmsg+0x723/0xbe0
[19836.598133][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19836.598133][T19513]      ___sys_sendmsg+0xee/0x170
[19836.598133][T19513]      __sys_sendmsg+0xcd/0x170
[19836.598133][T19513]      do_syscall_64+0xc6/0x1e0
[19836.598133][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19836.598133][T19513] 
[19836.599820][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19836.599820][T19513]      neigh_parms_alloc+0x1e5/0x510
[19836.599820][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19836.599820][T19513]      ipv6_find_idev+0x102/0x170
[19836.599820][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19836.599820][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19836.599820][T19513]      netlink_rcv_skb+0x130/0x360
[19836.599820][T19513]      netlink_unicast+0x449/0x710
[19836.599820][T19513]      netlink_sendmsg+0x723/0xbe0
[19836.599820][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19836.599820][T19513]      ___sys_sendmsg+0xee/0x170
[19836.599820][T19513]      __sys_sendmsg+0xcd/0x170
[19836.599820][T19513]      do_syscall_64+0xc6/0x1e0
[19836.599820][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19836.599820][T19513] 
[19846.847061][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19846.847451][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19846.847451][T19513]      netdev_get_by_index+0x5e/0x80
[19846.847451][T19513]      fib6_nh_init+0x3d8/0x15b0
[19846.847451][T19513]      ip6_route_info_create+0xf18/0x17d0
[19846.847451][T19513]      ip6_route_add+0x1c/0x140
[19846.847451][T19513]      addrconf_prefix_route+0x2a6/0x430
[19846.847451][T19513]      inet6_addr_add+0x4f8/0xa40
[19846.847451][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19846.847451][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19846.847451][T19513]      netlink_rcv_skb+0x130/0x360
[19846.847451][T19513]      netlink_unicast+0x449/0x710
[19846.847451][T19513]      netlink_sendmsg+0x723/0xbe0
[19846.847451][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19846.847451][T19513]      ___sys_sendmsg+0xee/0x170
[19846.847451][T19513]      __sys_sendmsg+0xcd/0x170
[19846.847451][T19513]      do_syscall_64+0xc6/0x1e0
[19846.847451][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19846.847451][T19513] 
[19846.849665][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19846.849665][T19513]      netdev_get_by_index+0x5e/0x80
[19846.849665][T19513]      fib6_nh_init+0x3d8/0x15b0
[19846.849665][T19513]      ip6_route_info_create+0xf18/0x17d0
[19846.849665][T19513]      addrconf_f6i_alloc+0x315/0x560
[19846.849665][T19513]      ipv6_add_addr+0x411/0x2000
[19846.849665][T19513]      inet6_addr_add+0x30e/0xa40
[19846.849665][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19846.849665][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19846.849665][T19513]      netlink_rcv_skb+0x130/0x360
[19846.849665][T19513]      netlink_unicast+0x449/0x710
[19846.849665][T19513]      netlink_sendmsg+0x723/0xbe0
[19846.849665][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19846.849665][T19513]      ___sys_sendmsg+0xee/0x170
[19846.849665][T19513]      __sys_sendmsg+0xcd/0x170
[19846.849665][T19513]      do_syscall_64+0xc6/0x1e0
[19846.849665][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19846.849665][T19513] 
[19846.851855][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19846.851855][T19513]      netdev_get_by_index+0x5e/0x80
[19846.851855][T19513]      fib6_nh_init+0x3d8/0x15b0
[19846.851855][T19513]      ip6_route_info_create+0xf18/0x17d0
[19846.851855][T19513]      ip6_route_add+0x1c/0x140
[19846.851855][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19846.851855][T19513]      addrconf_add_dev+0xe2/0x170
[19846.851855][T19513]      inet6_addr_add+0x12f/0xa40
[19846.851855][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19846.851855][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19846.851855][T19513]      netlink_rcv_skb+0x130/0x360
[19846.851855][T19513]      netlink_unicast+0x449/0x710
[19846.851855][T19513]      netlink_sendmsg+0x723/0xbe0
[19846.851855][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19846.851855][T19513]      ___sys_sendmsg+0xee/0x170
[19846.851855][T19513]      __sys_sendmsg+0xcd/0x170
[19846.851855][T19513]      do_syscall_64+0xc6/0x1e0
[19846.851855][T19513] 
[19846.854013][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19846.854013][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19846.854013][T19513]      ipv6_find_idev+0x102/0x170
[19846.854013][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19846.854013][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19846.854013][T19513]      netlink_rcv_skb+0x130/0x360
[19846.854013][T19513]      netlink_unicast+0x449/0x710
[19846.854013][T19513]      netlink_sendmsg+0x723/0xbe0
[19846.854013][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19846.854013][T19513]      ___sys_sendmsg+0xee/0x170
[19846.854013][T19513]      __sys_sendmsg+0xcd/0x170
[19846.854013][T19513]      do_syscall_64+0xc6/0x1e0
[19846.854013][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19846.854013][T19513] 
[19846.855714][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19846.855714][T19513]      neigh_parms_alloc+0x1e5/0x510
[19846.855714][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19846.855714][T19513]      ipv6_find_idev+0x102/0x170
[19846.855714][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19846.855714][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19846.855714][T19513]      netlink_rcv_skb+0x130/0x360
[19846.855714][T19513]      netlink_unicast+0x449/0x710
[19846.855714][T19513]      netlink_sendmsg+0x723/0xbe0
[19846.855714][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19846.855714][T19513]      ___sys_sendmsg+0xee/0x170
[19846.855714][T19513]      __sys_sendmsg+0xcd/0x170
[19846.855714][T19513]      do_syscall_64+0xc6/0x1e0
[19846.855714][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19846.855714][T19513] 
[19856.927128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19856.927541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19856.927541][T19513]      netdev_get_by_index+0x5e/0x80
[19856.927541][T19513]      fib6_nh_init+0x3d8/0x15b0
[19856.927541][T19513]      ip6_route_info_create+0xf18/0x17d0
[19856.927541][T19513]      ip6_route_add+0x1c/0x140
[19856.927541][T19513]      addrconf_prefix_route+0x2a6/0x430
[19856.927541][T19513]      inet6_addr_add+0x4f8/0xa40
[19856.927541][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19856.927541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19856.927541][T19513]      netlink_rcv_skb+0x130/0x360
[19856.927541][T19513]      netlink_unicast+0x449/0x710
[19856.927541][T19513]      netlink_sendmsg+0x723/0xbe0
[19856.927541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19856.927541][T19513]      ___sys_sendmsg+0xee/0x170
[19856.927541][T19513]      __sys_sendmsg+0xcd/0x170
[19856.927541][T19513]      do_syscall_64+0xc6/0x1e0
[19856.927541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19856.927541][T19513] 
[19856.929762][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19856.929762][T19513]      netdev_get_by_index+0x5e/0x80
[19856.929762][T19513]      fib6_nh_init+0x3d8/0x15b0
[19856.929762][T19513]      ip6_route_info_create+0xf18/0x17d0
[19856.929762][T19513]      addrconf_f6i_alloc+0x315/0x560
[19856.929762][T19513]      ipv6_add_addr+0x411/0x2000
[19856.929762][T19513]      inet6_addr_add+0x30e/0xa40
[19856.929762][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19856.929762][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19856.929762][T19513]      netlink_rcv_skb+0x130/0x360
[19856.929762][T19513]      netlink_unicast+0x449/0x710
[19856.929762][T19513]      netlink_sendmsg+0x723/0xbe0
[19856.929762][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19856.929762][T19513]      ___sys_sendmsg+0xee/0x170
[19856.929762][T19513]      __sys_sendmsg+0xcd/0x170
[19856.929762][T19513]      do_syscall_64+0xc6/0x1e0
[19856.929762][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19856.929762][T19513] 
[19856.931959][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19856.931959][T19513]      netdev_get_by_index+0x5e/0x80
[19856.931959][T19513]      fib6_nh_init+0x3d8/0x15b0
[19856.931959][T19513]      ip6_route_info_create+0xf18/0x17d0
[19856.931959][T19513]      ip6_route_add+0x1c/0x140
[19856.931959][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19856.931959][T19513]      addrconf_add_dev+0xe2/0x170
[19856.931959][T19513]      inet6_addr_add+0x12f/0xa40
[19856.931959][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19856.931959][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19856.931959][T19513]      netlink_rcv_skb+0x130/0x360
[19856.931959][T19513]      netlink_unicast+0x449/0x710
[19856.931959][T19513]      netlink_sendmsg+0x723/0xbe0
[19856.931959][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19856.931959][T19513]      ___sys_sendmsg+0xee/0x170
[19856.931959][T19513]      __sys_sendmsg+0xcd/0x170
[19856.931959][T19513]      do_syscall_64+0xc6/0x1e0
[19856.931959][T19513] 
[19856.934122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19856.934122][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19856.934122][T19513]      ipv6_find_idev+0x102/0x170
[19856.934122][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19856.934122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19856.934122][T19513]      netlink_rcv_skb+0x130/0x360
[19856.934122][T19513]      netlink_unicast+0x449/0x710
[19856.934122][T19513]      netlink_sendmsg+0x723/0xbe0
[19856.934122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19856.934122][T19513]      ___sys_sendmsg+0xee/0x170
[19856.934122][T19513]      __sys_sendmsg+0xcd/0x170
[19856.934122][T19513]      do_syscall_64+0xc6/0x1e0
[19856.934122][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19856.934122][T19513] 
[19856.935811][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19856.935811][T19513]      neigh_parms_alloc+0x1e5/0x510
[19856.935811][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19856.935811][T19513]      ipv6_find_idev+0x102/0x170
[19856.935811][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19856.935811][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19856.935811][T19513]      netlink_rcv_skb+0x130/0x360
[19856.935811][T19513]      netlink_unicast+0x449/0x710
[19856.935811][T19513]      netlink_sendmsg+0x723/0xbe0
[19856.935811][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19856.935811][T19513]      ___sys_sendmsg+0xee/0x170
[19856.935811][T19513]      __sys_sendmsg+0xcd/0x170
[19856.935811][T19513]      do_syscall_64+0xc6/0x1e0
[19856.935811][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19856.935811][T19513] 
[19866.943137][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19866.943536][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19866.943536][T19513]      netdev_get_by_index+0x5e/0x80
[19866.943536][T19513]      fib6_nh_init+0x3d8/0x15b0
[19866.943536][T19513]      ip6_route_info_create+0xf18/0x17d0
[19866.943536][T19513]      ip6_route_add+0x1c/0x140
[19866.943536][T19513]      addrconf_prefix_route+0x2a6/0x430
[19866.943536][T19513]      inet6_addr_add+0x4f8/0xa40
[19866.943536][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19866.943536][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19866.943536][T19513]      netlink_rcv_skb+0x130/0x360
[19866.943536][T19513]      netlink_unicast+0x449/0x710
[19866.943536][T19513]      netlink_sendmsg+0x723/0xbe0
[19866.943536][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19866.943536][T19513]      ___sys_sendmsg+0xee/0x170
[19866.943536][T19513]      __sys_sendmsg+0xcd/0x170
[19866.943536][T19513]      do_syscall_64+0xc6/0x1e0
[19866.943536][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19866.943536][T19513] 
[19866.945742][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19866.945742][T19513]      netdev_get_by_index+0x5e/0x80
[19866.945742][T19513]      fib6_nh_init+0x3d8/0x15b0
[19866.945742][T19513]      ip6_route_info_create+0xf18/0x17d0
[19866.945742][T19513]      addrconf_f6i_alloc+0x315/0x560
[19866.945742][T19513]      ipv6_add_addr+0x411/0x2000
[19866.945742][T19513]      inet6_addr_add+0x30e/0xa40
[19866.945742][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19866.945742][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19866.945742][T19513]      netlink_rcv_skb+0x130/0x360
[19866.945742][T19513]      netlink_unicast+0x449/0x710
[19866.945742][T19513]      netlink_sendmsg+0x723/0xbe0
[19866.945742][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19866.945742][T19513]      ___sys_sendmsg+0xee/0x170
[19866.945742][T19513]      __sys_sendmsg+0xcd/0x170
[19866.945742][T19513]      do_syscall_64+0xc6/0x1e0
[19866.945742][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19866.945742][T19513] 
[19866.947946][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19866.947946][T19513]      netdev_get_by_index+0x5e/0x80
[19866.947946][T19513]      fib6_nh_init+0x3d8/0x15b0
[19866.947946][T19513]      ip6_route_info_create+0xf18/0x17d0
[19866.947946][T19513]      ip6_route_add+0x1c/0x140
[19866.947946][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19866.947946][T19513]      addrconf_add_dev+0xe2/0x170
[19866.947946][T19513]      inet6_addr_add+0x12f/0xa40
[19866.947946][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19866.947946][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19866.947946][T19513]      netlink_rcv_skb+0x130/0x360
[19866.947946][T19513]      netlink_unicast+0x449/0x710
[19866.947946][T19513]      netlink_sendmsg+0x723/0xbe0
[19866.947946][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19866.947946][T19513]      ___sys_sendmsg+0xee/0x170
[19866.947946][T19513]      __sys_sendmsg+0xcd/0x170
[19866.947946][T19513]      do_syscall_64+0xc6/0x1e0
[19866.947946][T19513] 
[19866.950100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19866.950100][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19866.950100][T19513]      ipv6_find_idev+0x102/0x170
[19866.950100][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19866.950100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19866.950100][T19513]      netlink_rcv_skb+0x130/0x360
[19866.950100][T19513]      netlink_unicast+0x449/0x710
[19866.950100][T19513]      netlink_sendmsg+0x723/0xbe0
[19866.950100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19866.950100][T19513]      ___sys_sendmsg+0xee/0x170
[19866.950100][T19513]      __sys_sendmsg+0xcd/0x170
[19866.950100][T19513]      do_syscall_64+0xc6/0x1e0
[19866.950100][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19866.950100][T19513] 
[19866.951784][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19866.951784][T19513]      neigh_parms_alloc+0x1e5/0x510
[19866.951784][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19866.951784][T19513]      ipv6_find_idev+0x102/0x170
[19866.951784][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19866.951784][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19866.951784][T19513]      netlink_rcv_skb+0x130/0x360
[19866.951784][T19513]      netlink_unicast+0x449/0x710
[19866.951784][T19513]      netlink_sendmsg+0x723/0xbe0
[19866.951784][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19866.951784][T19513]      ___sys_sendmsg+0xee/0x170
[19866.951784][T19513]      __sys_sendmsg+0xcd/0x170
[19866.951784][T19513]      do_syscall_64+0xc6/0x1e0
[19866.951784][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19866.951784][T19513] 
[19877.191141][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19877.191531][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19877.191531][T19513]      netdev_get_by_index+0x5e/0x80
[19877.191531][T19513]      fib6_nh_init+0x3d8/0x15b0
[19877.191531][T19513]      ip6_route_info_create+0xf18/0x17d0
[19877.191531][T19513]      ip6_route_add+0x1c/0x140
[19877.191531][T19513]      addrconf_prefix_route+0x2a6/0x430
[19877.191531][T19513]      inet6_addr_add+0x4f8/0xa40
[19877.191531][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19877.191531][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19877.191531][T19513]      netlink_rcv_skb+0x130/0x360
[19877.191531][T19513]      netlink_unicast+0x449/0x710
[19877.191531][T19513]      netlink_sendmsg+0x723/0xbe0
[19877.191531][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19877.191531][T19513]      ___sys_sendmsg+0xee/0x170
[19877.191531][T19513]      __sys_sendmsg+0xcd/0x170
[19877.191531][T19513]      do_syscall_64+0xc6/0x1e0
[19877.191531][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19877.191531][T19513] 
[19877.193749][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19877.193749][T19513]      netdev_get_by_index+0x5e/0x80
[19877.193749][T19513]      fib6_nh_init+0x3d8/0x15b0
[19877.193749][T19513]      ip6_route_info_create+0xf18/0x17d0
[19877.193749][T19513]      addrconf_f6i_alloc+0x315/0x560
[19877.193749][T19513]      ipv6_add_addr+0x411/0x2000
[19877.193749][T19513]      inet6_addr_add+0x30e/0xa40
[19877.193749][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19877.193749][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19877.193749][T19513]      netlink_rcv_skb+0x130/0x360
[19877.193749][T19513]      netlink_unicast+0x449/0x710
[19877.193749][T19513]      netlink_sendmsg+0x723/0xbe0
[19877.193749][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19877.193749][T19513]      ___sys_sendmsg+0xee/0x170
[19877.193749][T19513]      __sys_sendmsg+0xcd/0x170
[19877.193749][T19513]      do_syscall_64+0xc6/0x1e0
[19877.193749][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19877.193749][T19513] 
[19877.195939][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19877.195939][T19513]      netdev_get_by_index+0x5e/0x80
[19877.195939][T19513]      fib6_nh_init+0x3d8/0x15b0
[19877.195939][T19513]      ip6_route_info_create+0xf18/0x17d0
[19877.195939][T19513]      ip6_route_add+0x1c/0x140
[19877.195939][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19877.195939][T19513]      addrconf_add_dev+0xe2/0x170
[19877.195939][T19513]      inet6_addr_add+0x12f/0xa40
[19877.195939][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19877.195939][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19877.195939][T19513]      netlink_rcv_skb+0x130/0x360
[19877.195939][T19513]      netlink_unicast+0x449/0x710
[19877.195939][T19513]      netlink_sendmsg+0x723/0xbe0
[19877.195939][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19877.195939][T19513]      ___sys_sendmsg+0xee/0x170
[19877.195939][T19513]      __sys_sendmsg+0xcd/0x170
[19877.195939][T19513]      do_syscall_64+0xc6/0x1e0
[19877.195939][T19513] 
[19877.198123][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19877.198123][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19877.198123][T19513]      ipv6_find_idev+0x102/0x170
[19877.198123][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19877.198123][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19877.198123][T19513]      netlink_rcv_skb+0x130/0x360
[19877.198123][T19513]      netlink_unicast+0x449/0x710
[19877.198123][T19513]      netlink_sendmsg+0x723/0xbe0
[19877.198123][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19877.198123][T19513]      ___sys_sendmsg+0xee/0x170
[19877.198123][T19513]      __sys_sendmsg+0xcd/0x170
[19877.198123][T19513]      do_syscall_64+0xc6/0x1e0
[19877.198123][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19877.198123][T19513] 
[19877.199807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19877.199807][T19513]      neigh_parms_alloc+0x1e5/0x510
[19877.199807][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19877.199807][T19513]      ipv6_find_idev+0x102/0x170
[19877.199807][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19877.199807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19877.199807][T19513]      netlink_rcv_skb+0x130/0x360
[19877.199807][T19513]      netlink_unicast+0x449/0x710
[19877.199807][T19513]      netlink_sendmsg+0x723/0xbe0
[19877.199807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19877.199807][T19513]      ___sys_sendmsg+0xee/0x170
[19877.199807][T19513]      __sys_sendmsg+0xcd/0x170
[19877.199807][T19513]      do_syscall_64+0xc6/0x1e0
[19877.199807][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19877.199807][T19513] 
[19887.239133][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19887.239604][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19887.239604][T19513]      netdev_get_by_index+0x5e/0x80
[19887.239604][T19513]      fib6_nh_init+0x3d8/0x15b0
[19887.239604][T19513]      ip6_route_info_create+0xf18/0x17d0
[19887.239604][T19513]      ip6_route_add+0x1c/0x140
[19887.239604][T19513]      addrconf_prefix_route+0x2a6/0x430
[19887.239604][T19513]      inet6_addr_add+0x4f8/0xa40
[19887.239604][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19887.239604][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19887.239604][T19513]      netlink_rcv_skb+0x130/0x360
[19887.239604][T19513]      netlink_unicast+0x449/0x710
[19887.239604][T19513]      netlink_sendmsg+0x723/0xbe0
[19887.239604][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19887.239604][T19513]      ___sys_sendmsg+0xee/0x170
[19887.239604][T19513]      __sys_sendmsg+0xcd/0x170
[19887.239604][T19513]      do_syscall_64+0xc6/0x1e0
[19887.239604][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19887.239604][T19513] 
[19887.241973][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19887.241973][T19513]      netdev_get_by_index+0x5e/0x80
[19887.241973][T19513]      fib6_nh_init+0x3d8/0x15b0
[19887.241973][T19513]      ip6_route_info_create+0xf18/0x17d0
[19887.241973][T19513]      addrconf_f6i_alloc+0x315/0x560
[19887.241973][T19513]      ipv6_add_addr+0x411/0x2000
[19887.241973][T19513]      inet6_addr_add+0x30e/0xa40
[19887.241973][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19887.241973][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19887.241973][T19513]      netlink_rcv_skb+0x130/0x360
[19887.241973][T19513]      netlink_unicast+0x449/0x710
[19887.241973][T19513]      netlink_sendmsg+0x723/0xbe0
[19887.241973][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19887.241973][T19513]      ___sys_sendmsg+0xee/0x170
[19887.241973][T19513]      __sys_sendmsg+0xcd/0x170
[19887.241973][T19513]      do_syscall_64+0xc6/0x1e0
[19887.241973][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19887.241973][T19513] 
[19887.244192][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19887.244192][T19513]      netdev_get_by_index+0x5e/0x80
[19887.244192][T19513]      fib6_nh_init+0x3d8/0x15b0
[19887.244192][T19513]      ip6_route_info_create+0xf18/0x17d0
[19887.244192][T19513]      ip6_route_add+0x1c/0x140
[19887.244192][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19887.244192][T19513]      addrconf_add_dev+0xe2/0x170
[19887.244192][T19513]      inet6_addr_add+0x12f/0xa40
[19887.244192][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19887.244192][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19887.244192][T19513]      netlink_rcv_skb+0x130/0x360
[19887.244192][T19513]      netlink_unicast+0x449/0x710
[19887.244192][T19513]      netlink_sendmsg+0x723/0xbe0
[19887.244192][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19887.244192][T19513]      ___sys_sendmsg+0xee/0x170
[19887.244192][T19513]      __sys_sendmsg+0xcd/0x170
[19887.244192][T19513]      do_syscall_64+0xc6/0x1e0
[19887.244192][T19513] 
[19887.246394][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19887.246394][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19887.246394][T19513]      ipv6_find_idev+0x102/0x170
[19887.246394][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19887.246394][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19887.246394][T19513]      netlink_rcv_skb+0x130/0x360
[19887.246394][T19513]      netlink_unicast+0x449/0x710
[19887.246394][T19513]      netlink_sendmsg+0x723/0xbe0
[19887.246394][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19887.246394][T19513]      ___sys_sendmsg+0xee/0x170
[19887.246394][T19513]      __sys_sendmsg+0xcd/0x170
[19887.246394][T19513]      do_syscall_64+0xc6/0x1e0
[19887.246394][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19887.246394][T19513] 
[19887.248097][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19887.248097][T19513]      neigh_parms_alloc+0x1e5/0x510
[19887.248097][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19887.248097][T19513]      ipv6_find_idev+0x102/0x170
[19887.248097][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19887.248097][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19887.248097][T19513]      netlink_rcv_skb+0x130/0x360
[19887.248097][T19513]      netlink_unicast+0x449/0x710
[19887.248097][T19513]      netlink_sendmsg+0x723/0xbe0
[19887.248097][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19887.248097][T19513]      ___sys_sendmsg+0xee/0x170
[19887.248097][T19513]      __sys_sendmsg+0xcd/0x170
[19887.248097][T19513]      do_syscall_64+0xc6/0x1e0
[19887.248097][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19887.248097][T19513] 
[19897.447124][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19897.447607][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19897.447607][T19513]      netdev_get_by_index+0x5e/0x80
[19897.447607][T19513]      fib6_nh_init+0x3d8/0x15b0
[19897.447607][T19513]      ip6_route_info_create+0xf18/0x17d0
[19897.447607][T19513]      ip6_route_add+0x1c/0x140
[19897.447607][T19513]      addrconf_prefix_route+0x2a6/0x430
[19897.447607][T19513]      inet6_addr_add+0x4f8/0xa40
[19897.447607][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19897.447607][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19897.447607][T19513]      netlink_rcv_skb+0x130/0x360
[19897.447607][T19513]      netlink_unicast+0x449/0x710
[19897.447607][T19513]      netlink_sendmsg+0x723/0xbe0
[19897.447607][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19897.447607][T19513]      ___sys_sendmsg+0xee/0x170
[19897.447607][T19513]      __sys_sendmsg+0xcd/0x170
[19897.447607][T19513]      do_syscall_64+0xc6/0x1e0
[19897.447607][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19897.447607][T19513] 
[19897.449856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19897.449856][T19513]      netdev_get_by_index+0x5e/0x80
[19897.449856][T19513]      fib6_nh_init+0x3d8/0x15b0
[19897.449856][T19513]      ip6_route_info_create+0xf18/0x17d0
[19897.449856][T19513]      addrconf_f6i_alloc+0x315/0x560
[19897.449856][T19513]      ipv6_add_addr+0x411/0x2000
[19897.449856][T19513]      inet6_addr_add+0x30e/0xa40
[19897.449856][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19897.449856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19897.449856][T19513]      netlink_rcv_skb+0x130/0x360
[19897.449856][T19513]      netlink_unicast+0x449/0x710
[19897.449856][T19513]      netlink_sendmsg+0x723/0xbe0
[19897.449856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19897.449856][T19513]      ___sys_sendmsg+0xee/0x170
[19897.449856][T19513]      __sys_sendmsg+0xcd/0x170
[19897.449856][T19513]      do_syscall_64+0xc6/0x1e0
[19897.449856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19897.449856][T19513] 
[19897.452097][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19897.452097][T19513]      netdev_get_by_index+0x5e/0x80
[19897.452097][T19513]      fib6_nh_init+0x3d8/0x15b0
[19897.452097][T19513]      ip6_route_info_create+0xf18/0x17d0
[19897.452097][T19513]      ip6_route_add+0x1c/0x140
[19897.452097][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19897.452097][T19513]      addrconf_add_dev+0xe2/0x170
[19897.452097][T19513]      inet6_addr_add+0x12f/0xa40
[19897.452097][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19897.452097][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19897.452097][T19513]      netlink_rcv_skb+0x130/0x360
[19897.452097][T19513]      netlink_unicast+0x449/0x710
[19897.452097][T19513]      netlink_sendmsg+0x723/0xbe0
[19897.452097][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19897.452097][T19513]      ___sys_sendmsg+0xee/0x170
[19897.452097][T19513]      __sys_sendmsg+0xcd/0x170
[19897.452097][T19513]      do_syscall_64+0xc6/0x1e0
[19897.452097][T19513] 
[19897.454284][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19897.454284][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19897.454284][T19513]      ipv6_find_idev+0x102/0x170
[19897.454284][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19897.454284][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19897.454284][T19513]      netlink_rcv_skb+0x130/0x360
[19897.454284][T19513]      netlink_unicast+0x449/0x710
[19897.454284][T19513]      netlink_sendmsg+0x723/0xbe0
[19897.454284][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19897.454284][T19513]      ___sys_sendmsg+0xee/0x170
[19897.454284][T19513]      __sys_sendmsg+0xcd/0x170
[19897.454284][T19513]      do_syscall_64+0xc6/0x1e0
[19897.454284][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19897.454284][T19513] 
[19897.456004][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19897.456004][T19513]      neigh_parms_alloc+0x1e5/0x510
[19897.456004][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19897.456004][T19513]      ipv6_find_idev+0x102/0x170
[19897.456004][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19897.456004][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19897.456004][T19513]      netlink_rcv_skb+0x130/0x360
[19897.456004][T19513]      netlink_unicast+0x449/0x710
[19897.456004][T19513]      netlink_sendmsg+0x723/0xbe0
[19897.456004][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19897.456004][T19513]      ___sys_sendmsg+0xee/0x170
[19897.456004][T19513]      __sys_sendmsg+0xcd/0x170
[19897.456004][T19513]      do_syscall_64+0xc6/0x1e0
[19897.456004][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19897.456004][T19513] 
[19907.695130][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19907.695614][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19907.695614][T19513]      netdev_get_by_index+0x5e/0x80
[19907.695614][T19513]      fib6_nh_init+0x3d8/0x15b0
[19907.695614][T19513]      ip6_route_info_create+0xf18/0x17d0
[19907.695614][T19513]      ip6_route_add+0x1c/0x140
[19907.695614][T19513]      addrconf_prefix_route+0x2a6/0x430
[19907.695614][T19513]      inet6_addr_add+0x4f8/0xa40
[19907.695614][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19907.695614][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19907.695614][T19513]      netlink_rcv_skb+0x130/0x360
[19907.695614][T19513]      netlink_unicast+0x449/0x710
[19907.695614][T19513]      netlink_sendmsg+0x723/0xbe0
[19907.695614][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19907.695614][T19513]      ___sys_sendmsg+0xee/0x170
[19907.695614][T19513]      __sys_sendmsg+0xcd/0x170
[19907.695614][T19513]      do_syscall_64+0xc6/0x1e0
[19907.695614][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19907.695614][T19513] 
[19907.697869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19907.697869][T19513]      netdev_get_by_index+0x5e/0x80
[19907.697869][T19513]      fib6_nh_init+0x3d8/0x15b0
[19907.697869][T19513]      ip6_route_info_create+0xf18/0x17d0
[19907.697869][T19513]      addrconf_f6i_alloc+0x315/0x560
[19907.697869][T19513]      ipv6_add_addr+0x411/0x2000
[19907.697869][T19513]      inet6_addr_add+0x30e/0xa40
[19907.697869][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19907.697869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19907.697869][T19513]      netlink_rcv_skb+0x130/0x360
[19907.697869][T19513]      netlink_unicast+0x449/0x710
[19907.697869][T19513]      netlink_sendmsg+0x723/0xbe0
[19907.697869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19907.697869][T19513]      ___sys_sendmsg+0xee/0x170
[19907.697869][T19513]      __sys_sendmsg+0xcd/0x170
[19907.697869][T19513]      do_syscall_64+0xc6/0x1e0
[19907.697869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19907.697869][T19513] 
[19907.700109][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19907.700109][T19513]      netdev_get_by_index+0x5e/0x80
[19907.700109][T19513]      fib6_nh_init+0x3d8/0x15b0
[19907.700109][T19513]      ip6_route_info_create+0xf18/0x17d0
[19907.700109][T19513]      ip6_route_add+0x1c/0x140
[19907.700109][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19907.700109][T19513]      addrconf_add_dev+0xe2/0x170
[19907.700109][T19513]      inet6_addr_add+0x12f/0xa40
[19907.700109][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19907.700109][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19907.700109][T19513]      netlink_rcv_skb+0x130/0x360
[19907.700109][T19513]      netlink_unicast+0x449/0x710
[19907.700109][T19513]      netlink_sendmsg+0x723/0xbe0
[19907.700109][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19907.700109][T19513]      ___sys_sendmsg+0xee/0x170
[19907.700109][T19513]      __sys_sendmsg+0xcd/0x170
[19907.700109][T19513]      do_syscall_64+0xc6/0x1e0
[19907.700109][T19513] 
[19907.702295][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19907.702295][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19907.702295][T19513]      ipv6_find_idev+0x102/0x170
[19907.702295][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19907.702295][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19907.702295][T19513]      netlink_rcv_skb+0x130/0x360
[19907.702295][T19513]      netlink_unicast+0x449/0x710
[19907.702295][T19513]      netlink_sendmsg+0x723/0xbe0
[19907.702295][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19907.702295][T19513]      ___sys_sendmsg+0xee/0x170
[19907.702295][T19513]      __sys_sendmsg+0xcd/0x170
[19907.702295][T19513]      do_syscall_64+0xc6/0x1e0
[19907.702295][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19907.702295][T19513] 
[19907.704008][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19907.704008][T19513]      neigh_parms_alloc+0x1e5/0x510
[19907.704008][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19907.704008][T19513]      ipv6_find_idev+0x102/0x170
[19907.704008][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19907.704008][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19907.704008][T19513]      netlink_rcv_skb+0x130/0x360
[19907.704008][T19513]      netlink_unicast+0x449/0x710
[19907.704008][T19513]      netlink_sendmsg+0x723/0xbe0
[19907.704008][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19907.704008][T19513]      ___sys_sendmsg+0xee/0x170
[19907.704008][T19513]      __sys_sendmsg+0xcd/0x170
[19907.704008][T19513]      do_syscall_64+0xc6/0x1e0
[19907.704008][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19907.704008][T19513] 
[19917.943127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19917.943609][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19917.943609][T19513]      netdev_get_by_index+0x5e/0x80
[19917.943609][T19513]      fib6_nh_init+0x3d8/0x15b0
[19917.943609][T19513]      ip6_route_info_create+0xf18/0x17d0
[19917.943609][T19513]      ip6_route_add+0x1c/0x140
[19917.943609][T19513]      addrconf_prefix_route+0x2a6/0x430
[19917.943609][T19513]      inet6_addr_add+0x4f8/0xa40
[19917.943609][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19917.943609][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19917.943609][T19513]      netlink_rcv_skb+0x130/0x360
[19917.943609][T19513]      netlink_unicast+0x449/0x710
[19917.943609][T19513]      netlink_sendmsg+0x723/0xbe0
[19917.943609][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19917.943609][T19513]      ___sys_sendmsg+0xee/0x170
[19917.943609][T19513]      __sys_sendmsg+0xcd/0x170
[19917.943609][T19513]      do_syscall_64+0xc6/0x1e0
[19917.943609][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19917.943609][T19513] 
[19917.945861][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19917.945861][T19513]      netdev_get_by_index+0x5e/0x80
[19917.945861][T19513]      fib6_nh_init+0x3d8/0x15b0
[19917.945861][T19513]      ip6_route_info_create+0xf18/0x17d0
[19917.945861][T19513]      addrconf_f6i_alloc+0x315/0x560
[19917.945861][T19513]      ipv6_add_addr+0x411/0x2000
[19917.945861][T19513]      inet6_addr_add+0x30e/0xa40
[19917.945861][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19917.945861][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19917.945861][T19513]      netlink_rcv_skb+0x130/0x360
[19917.945861][T19513]      netlink_unicast+0x449/0x710
[19917.945861][T19513]      netlink_sendmsg+0x723/0xbe0
[19917.945861][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19917.945861][T19513]      ___sys_sendmsg+0xee/0x170
[19917.945861][T19513]      __sys_sendmsg+0xcd/0x170
[19917.945861][T19513]      do_syscall_64+0xc6/0x1e0
[19917.945861][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19917.945861][T19513] 
[19917.948088][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19917.948088][T19513]      netdev_get_by_index+0x5e/0x80
[19917.948088][T19513]      fib6_nh_init+0x3d8/0x15b0
[19917.948088][T19513]      ip6_route_info_create+0xf18/0x17d0
[19917.948088][T19513]      ip6_route_add+0x1c/0x140
[19917.948088][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19917.948088][T19513]      addrconf_add_dev+0xe2/0x170
[19917.948088][T19513]      inet6_addr_add+0x12f/0xa40
[19917.948088][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19917.948088][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19917.948088][T19513]      netlink_rcv_skb+0x130/0x360
[19917.948088][T19513]      netlink_unicast+0x449/0x710
[19917.948088][T19513]      netlink_sendmsg+0x723/0xbe0
[19917.948088][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19917.948088][T19513]      ___sys_sendmsg+0xee/0x170
[19917.948088][T19513]      __sys_sendmsg+0xcd/0x170
[19917.948088][T19513]      do_syscall_64+0xc6/0x1e0
[19917.948088][T19513] 
[19917.950276][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19917.950276][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19917.950276][T19513]      ipv6_find_idev+0x102/0x170
[19917.950276][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19917.950276][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19917.950276][T19513]      netlink_rcv_skb+0x130/0x360
[19917.950276][T19513]      netlink_unicast+0x449/0x710
[19917.950276][T19513]      netlink_sendmsg+0x723/0xbe0
[19917.950276][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19917.950276][T19513]      ___sys_sendmsg+0xee/0x170
[19917.950276][T19513]      __sys_sendmsg+0xcd/0x170
[19917.950276][T19513]      do_syscall_64+0xc6/0x1e0
[19917.950276][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19917.950276][T19513] 
[19917.951984][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19917.951984][T19513]      neigh_parms_alloc+0x1e5/0x510
[19917.951984][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19917.951984][T19513]      ipv6_find_idev+0x102/0x170
[19917.951984][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19917.951984][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19917.951984][T19513]      netlink_rcv_skb+0x130/0x360
[19917.951984][T19513]      netlink_unicast+0x449/0x710
[19917.951984][T19513]      netlink_sendmsg+0x723/0xbe0
[19917.951984][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19917.951984][T19513]      ___sys_sendmsg+0xee/0x170
[19917.951984][T19513]      __sys_sendmsg+0xcd/0x170
[19917.951984][T19513]      do_syscall_64+0xc6/0x1e0
[19917.951984][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19917.951984][T19513] 
[19928.191148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19928.191560][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19928.191560][T19513]      netdev_get_by_index+0x5e/0x80
[19928.191560][T19513]      fib6_nh_init+0x3d8/0x15b0
[19928.191560][T19513]      ip6_route_info_create+0xf18/0x17d0
[19928.191560][T19513]      ip6_route_add+0x1c/0x140
[19928.191560][T19513]      addrconf_prefix_route+0x2a6/0x430
[19928.191560][T19513]      inet6_addr_add+0x4f8/0xa40
[19928.191560][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19928.191560][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19928.191560][T19513]      netlink_rcv_skb+0x130/0x360
[19928.191560][T19513]      netlink_unicast+0x449/0x710
[19928.191560][T19513]      netlink_sendmsg+0x723/0xbe0
[19928.191560][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19928.191560][T19513]      ___sys_sendmsg+0xee/0x170
[19928.191560][T19513]      __sys_sendmsg+0xcd/0x170
[19928.191560][T19513]      do_syscall_64+0xc6/0x1e0
[19928.191560][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19928.191560][T19513] 
[19928.193775][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19928.193775][T19513]      netdev_get_by_index+0x5e/0x80
[19928.193775][T19513]      fib6_nh_init+0x3d8/0x15b0
[19928.193775][T19513]      ip6_route_info_create+0xf18/0x17d0
[19928.193775][T19513]      addrconf_f6i_alloc+0x315/0x560
[19928.193775][T19513]      ipv6_add_addr+0x411/0x2000
[19928.193775][T19513]      inet6_addr_add+0x30e/0xa40
[19928.193775][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19928.193775][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19928.193775][T19513]      netlink_rcv_skb+0x130/0x360
[19928.193775][T19513]      netlink_unicast+0x449/0x710
[19928.193775][T19513]      netlink_sendmsg+0x723/0xbe0
[19928.193775][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19928.193775][T19513]      ___sys_sendmsg+0xee/0x170
[19928.193775][T19513]      __sys_sendmsg+0xcd/0x170
[19928.193775][T19513]      do_syscall_64+0xc6/0x1e0
[19928.193775][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19928.193775][T19513] 
[19928.195967][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19928.195967][T19513]      netdev_get_by_index+0x5e/0x80
[19928.195967][T19513]      fib6_nh_init+0x3d8/0x15b0
[19928.195967][T19513]      ip6_route_info_create+0xf18/0x17d0
[19928.195967][T19513]      ip6_route_add+0x1c/0x140
[19928.195967][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19928.195967][T19513]      addrconf_add_dev+0xe2/0x170
[19928.195967][T19513]      inet6_addr_add+0x12f/0xa40
[19928.195967][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19928.195967][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19928.195967][T19513]      netlink_rcv_skb+0x130/0x360
[19928.195967][T19513]      netlink_unicast+0x449/0x710
[19928.195967][T19513]      netlink_sendmsg+0x723/0xbe0
[19928.195967][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19928.195967][T19513]      ___sys_sendmsg+0xee/0x170
[19928.195967][T19513]      __sys_sendmsg+0xcd/0x170
[19928.195967][T19513]      do_syscall_64+0xc6/0x1e0
[19928.195967][T19513] 
[19928.198150][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19928.198150][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19928.198150][T19513]      ipv6_find_idev+0x102/0x170
[19928.198150][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19928.198150][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19928.198150][T19513]      netlink_rcv_skb+0x130/0x360
[19928.198150][T19513]      netlink_unicast+0x449/0x710
[19928.198150][T19513]      netlink_sendmsg+0x723/0xbe0
[19928.198150][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19928.198150][T19513]      ___sys_sendmsg+0xee/0x170
[19928.198150][T19513]      __sys_sendmsg+0xcd/0x170
[19928.198150][T19513]      do_syscall_64+0xc6/0x1e0
[19928.198150][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19928.198150][T19513] 
[19928.199832][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19928.199832][T19513]      neigh_parms_alloc+0x1e5/0x510
[19928.199832][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19928.199832][T19513]      ipv6_find_idev+0x102/0x170
[19928.199832][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19928.199832][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19928.199832][T19513]      netlink_rcv_skb+0x130/0x360
[19928.199832][T19513]      netlink_unicast+0x449/0x710
[19928.199832][T19513]      netlink_sendmsg+0x723/0xbe0
[19928.199832][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19928.199832][T19513]      ___sys_sendmsg+0xee/0x170
[19928.199832][T19513]      __sys_sendmsg+0xcd/0x170
[19928.199832][T19513]      do_syscall_64+0xc6/0x1e0
[19928.199832][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19928.199832][T19513] 
[19938.271123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19938.271579][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19938.271579][T19513]      netdev_get_by_index+0x5e/0x80
[19938.271579][T19513]      fib6_nh_init+0x3d8/0x15b0
[19938.271579][T19513]      ip6_route_info_create+0xf18/0x17d0
[19938.271579][T19513]      ip6_route_add+0x1c/0x140
[19938.271579][T19513]      addrconf_prefix_route+0x2a6/0x430
[19938.271579][T19513]      inet6_addr_add+0x4f8/0xa40
[19938.271579][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19938.271579][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19938.271579][T19513]      netlink_rcv_skb+0x130/0x360
[19938.271579][T19513]      netlink_unicast+0x449/0x710
[19938.271579][T19513]      netlink_sendmsg+0x723/0xbe0
[19938.271579][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19938.271579][T19513]      ___sys_sendmsg+0xee/0x170
[19938.271579][T19513]      __sys_sendmsg+0xcd/0x170
[19938.271579][T19513]      do_syscall_64+0xc6/0x1e0
[19938.271579][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19938.271579][T19513] 
[19938.273819][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19938.273819][T19513]      netdev_get_by_index+0x5e/0x80
[19938.273819][T19513]      fib6_nh_init+0x3d8/0x15b0
[19938.273819][T19513]      ip6_route_info_create+0xf18/0x17d0
[19938.273819][T19513]      addrconf_f6i_alloc+0x315/0x560
[19938.273819][T19513]      ipv6_add_addr+0x411/0x2000
[19938.273819][T19513]      inet6_addr_add+0x30e/0xa40
[19938.273819][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19938.273819][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19938.273819][T19513]      netlink_rcv_skb+0x130/0x360
[19938.273819][T19513]      netlink_unicast+0x449/0x710
[19938.273819][T19513]      netlink_sendmsg+0x723/0xbe0
[19938.273819][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19938.273819][T19513]      ___sys_sendmsg+0xee/0x170
[19938.273819][T19513]      __sys_sendmsg+0xcd/0x170
[19938.273819][T19513]      do_syscall_64+0xc6/0x1e0
[19938.273819][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19938.273819][T19513] 
[19938.276019][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19938.276019][T19513]      netdev_get_by_index+0x5e/0x80
[19938.276019][T19513]      fib6_nh_init+0x3d8/0x15b0
[19938.276019][T19513]      ip6_route_info_create+0xf18/0x17d0
[19938.276019][T19513]      ip6_route_add+0x1c/0x140
[19938.276019][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19938.276019][T19513]      addrconf_add_dev+0xe2/0x170
[19938.276019][T19513]      inet6_addr_add+0x12f/0xa40
[19938.276019][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19938.276019][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19938.276019][T19513]      netlink_rcv_skb+0x130/0x360
[19938.276019][T19513]      netlink_unicast+0x449/0x710
[19938.276019][T19513]      netlink_sendmsg+0x723/0xbe0
[19938.276019][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19938.276019][T19513]      ___sys_sendmsg+0xee/0x170
[19938.276019][T19513]      __sys_sendmsg+0xcd/0x170
[19938.276019][T19513]      do_syscall_64+0xc6/0x1e0
[19938.276019][T19513] 
[19938.278195][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19938.278195][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19938.278195][T19513]      ipv6_find_idev+0x102/0x170
[19938.278195][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19938.278195][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19938.278195][T19513]      netlink_rcv_skb+0x130/0x360
[19938.278195][T19513]      netlink_unicast+0x449/0x710
[19938.278195][T19513]      netlink_sendmsg+0x723/0xbe0
[19938.278195][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19938.278195][T19513]      ___sys_sendmsg+0xee/0x170
[19938.278195][T19513]      __sys_sendmsg+0xcd/0x170
[19938.278195][T19513]      do_syscall_64+0xc6/0x1e0
[19938.278195][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19938.278195][T19513] 
[19938.279889][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19938.279889][T19513]      neigh_parms_alloc+0x1e5/0x510
[19938.279889][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19938.279889][T19513]      ipv6_find_idev+0x102/0x170
[19938.279889][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19938.279889][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19938.279889][T19513]      netlink_rcv_skb+0x130/0x360
[19938.279889][T19513]      netlink_unicast+0x449/0x710
[19938.279889][T19513]      netlink_sendmsg+0x723/0xbe0
[19938.279889][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19938.279889][T19513]      ___sys_sendmsg+0xee/0x170
[19938.279889][T19513]      __sys_sendmsg+0xcd/0x170
[19938.279889][T19513]      do_syscall_64+0xc6/0x1e0
[19938.279889][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19938.279889][T19513] 
[19948.351148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19948.351562][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19948.351562][T19513]      netdev_get_by_index+0x5e/0x80
[19948.351562][T19513]      fib6_nh_init+0x3d8/0x15b0
[19948.351562][T19513]      ip6_route_info_create+0xf18/0x17d0
[19948.351562][T19513]      ip6_route_add+0x1c/0x140
[19948.351562][T19513]      addrconf_prefix_route+0x2a6/0x430
[19948.351562][T19513]      inet6_addr_add+0x4f8/0xa40
[19948.351562][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19948.351562][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19948.351562][T19513]      netlink_rcv_skb+0x130/0x360
[19948.351562][T19513]      netlink_unicast+0x449/0x710
[19948.351562][T19513]      netlink_sendmsg+0x723/0xbe0
[19948.351562][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19948.351562][T19513]      ___sys_sendmsg+0xee/0x170
[19948.351562][T19513]      __sys_sendmsg+0xcd/0x170
[19948.351562][T19513]      do_syscall_64+0xc6/0x1e0
[19948.351562][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19948.351562][T19513] 
[19948.353791][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19948.353791][T19513]      netdev_get_by_index+0x5e/0x80
[19948.353791][T19513]      fib6_nh_init+0x3d8/0x15b0
[19948.353791][T19513]      ip6_route_info_create+0xf18/0x17d0
[19948.353791][T19513]      addrconf_f6i_alloc+0x315/0x560
[19948.353791][T19513]      ipv6_add_addr+0x411/0x2000
[19948.353791][T19513]      inet6_addr_add+0x30e/0xa40
[19948.353791][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19948.353791][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19948.353791][T19513]      netlink_rcv_skb+0x130/0x360
[19948.353791][T19513]      netlink_unicast+0x449/0x710
[19948.353791][T19513]      netlink_sendmsg+0x723/0xbe0
[19948.353791][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19948.353791][T19513]      ___sys_sendmsg+0xee/0x170
[19948.353791][T19513]      __sys_sendmsg+0xcd/0x170
[19948.353791][T19513]      do_syscall_64+0xc6/0x1e0
[19948.353791][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19948.353791][T19513] 
[19948.356000][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19948.356000][T19513]      netdev_get_by_index+0x5e/0x80
[19948.356000][T19513]      fib6_nh_init+0x3d8/0x15b0
[19948.356000][T19513]      ip6_route_info_create+0xf18/0x17d0
[19948.356000][T19513]      ip6_route_add+0x1c/0x140
[19948.356000][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19948.356000][T19513]      addrconf_add_dev+0xe2/0x170
[19948.356000][T19513]      inet6_addr_add+0x12f/0xa40
[19948.356000][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19948.356000][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19948.356000][T19513]      netlink_rcv_skb+0x130/0x360
[19948.356000][T19513]      netlink_unicast+0x449/0x710
[19948.356000][T19513]      netlink_sendmsg+0x723/0xbe0
[19948.356000][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19948.356000][T19513]      ___sys_sendmsg+0xee/0x170
[19948.356000][T19513]      __sys_sendmsg+0xcd/0x170
[19948.356000][T19513]      do_syscall_64+0xc6/0x1e0
[19948.356000][T19513] 
[19948.358162][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19948.358162][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19948.358162][T19513]      ipv6_find_idev+0x102/0x170
[19948.358162][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19948.358162][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19948.358162][T19513]      netlink_rcv_skb+0x130/0x360
[19948.358162][T19513]      netlink_unicast+0x449/0x710
[19948.358162][T19513]      netlink_sendmsg+0x723/0xbe0
[19948.358162][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19948.358162][T19513]      ___sys_sendmsg+0xee/0x170
[19948.358162][T19513]      __sys_sendmsg+0xcd/0x170
[19948.358162][T19513]      do_syscall_64+0xc6/0x1e0
[19948.358162][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19948.358162][T19513] 
[19948.359856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19948.359856][T19513]      neigh_parms_alloc+0x1e5/0x510
[19948.359856][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19948.359856][T19513]      ipv6_find_idev+0x102/0x170
[19948.359856][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19948.359856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19948.359856][T19513]      netlink_rcv_skb+0x130/0x360
[19948.359856][T19513]      netlink_unicast+0x449/0x710
[19948.359856][T19513]      netlink_sendmsg+0x723/0xbe0
[19948.359856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19948.359856][T19513]      ___sys_sendmsg+0xee/0x170
[19948.359856][T19513]      __sys_sendmsg+0xcd/0x170
[19948.359856][T19513]      do_syscall_64+0xc6/0x1e0
[19948.359856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19948.359856][T19513] 
[19958.839223][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19958.839639][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19958.839639][T19513]      netdev_get_by_index+0x5e/0x80
[19958.839639][T19513]      fib6_nh_init+0x3d8/0x15b0
[19958.839639][T19513]      ip6_route_info_create+0xf18/0x17d0
[19958.839639][T19513]      ip6_route_add+0x1c/0x140
[19958.839639][T19513]      addrconf_prefix_route+0x2a6/0x430
[19958.839639][T19513]      inet6_addr_add+0x4f8/0xa40
[19958.839639][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19958.839639][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19958.839639][T19513]      netlink_rcv_skb+0x130/0x360
[19958.839639][T19513]      netlink_unicast+0x449/0x710
[19958.839639][T19513]      netlink_sendmsg+0x723/0xbe0
[19958.839639][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19958.839639][T19513]      ___sys_sendmsg+0xee/0x170
[19958.839639][T19513]      __sys_sendmsg+0xcd/0x170
[19958.839639][T19513]      do_syscall_64+0xc6/0x1e0
[19958.839639][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19958.839639][T19513] 
[19958.841865][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19958.841865][T19513]      netdev_get_by_index+0x5e/0x80
[19958.841865][T19513]      fib6_nh_init+0x3d8/0x15b0
[19958.841865][T19513]      ip6_route_info_create+0xf18/0x17d0
[19958.841865][T19513]      addrconf_f6i_alloc+0x315/0x560
[19958.841865][T19513]      ipv6_add_addr+0x411/0x2000
[19958.841865][T19513]      inet6_addr_add+0x30e/0xa40
[19958.841865][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19958.841865][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19958.841865][T19513]      netlink_rcv_skb+0x130/0x360
[19958.841865][T19513]      netlink_unicast+0x449/0x710
[19958.841865][T19513]      netlink_sendmsg+0x723/0xbe0
[19958.841865][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19958.841865][T19513]      ___sys_sendmsg+0xee/0x170
[19958.841865][T19513]      __sys_sendmsg+0xcd/0x170
[19958.841865][T19513]      do_syscall_64+0xc6/0x1e0
[19958.841865][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19958.841865][T19513] 
[19958.844064][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19958.844064][T19513]      netdev_get_by_index+0x5e/0x80
[19958.844064][T19513]      fib6_nh_init+0x3d8/0x15b0
[19958.844064][T19513]      ip6_route_info_create+0xf18/0x17d0
[19958.844064][T19513]      ip6_route_add+0x1c/0x140
[19958.844064][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19958.844064][T19513]      addrconf_add_dev+0xe2/0x170
[19958.844064][T19513]      inet6_addr_add+0x12f/0xa40
[19958.844064][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19958.844064][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19958.844064][T19513]      netlink_rcv_skb+0x130/0x360
[19958.844064][T19513]      netlink_unicast+0x449/0x710
[19958.844064][T19513]      netlink_sendmsg+0x723/0xbe0
[19958.844064][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19958.844064][T19513]      ___sys_sendmsg+0xee/0x170
[19958.844064][T19513]      __sys_sendmsg+0xcd/0x170
[19958.844064][T19513]      do_syscall_64+0xc6/0x1e0
[19958.844064][T19513] 
[19958.846242][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19958.846242][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19958.846242][T19513]      ipv6_find_idev+0x102/0x170
[19958.846242][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19958.846242][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19958.846242][T19513]      netlink_rcv_skb+0x130/0x360
[19958.846242][T19513]      netlink_unicast+0x449/0x710
[19958.846242][T19513]      netlink_sendmsg+0x723/0xbe0
[19958.846242][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19958.846242][T19513]      ___sys_sendmsg+0xee/0x170
[19958.846242][T19513]      __sys_sendmsg+0xcd/0x170
[19958.846242][T19513]      do_syscall_64+0xc6/0x1e0
[19958.846242][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19958.846242][T19513] 
[19958.847933][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19958.847933][T19513]      neigh_parms_alloc+0x1e5/0x510
[19958.847933][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19958.847933][T19513]      ipv6_find_idev+0x102/0x170
[19958.847933][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19958.847933][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19958.847933][T19513]      netlink_rcv_skb+0x130/0x360
[19958.847933][T19513]      netlink_unicast+0x449/0x710
[19958.847933][T19513]      netlink_sendmsg+0x723/0xbe0
[19958.847933][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19958.847933][T19513]      ___sys_sendmsg+0xee/0x170
[19958.847933][T19513]      __sys_sendmsg+0xcd/0x170
[19958.847933][T19513]      do_syscall_64+0xc6/0x1e0
[19958.847933][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19958.847933][T19513] 
[19969.095159][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19969.095642][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19969.095642][T19513]      netdev_get_by_index+0x5e/0x80
[19969.095642][T19513]      fib6_nh_init+0x3d8/0x15b0
[19969.095642][T19513]      ip6_route_info_create+0xf18/0x17d0
[19969.095642][T19513]      ip6_route_add+0x1c/0x140
[19969.095642][T19513]      addrconf_prefix_route+0x2a6/0x430
[19969.095642][T19513]      inet6_addr_add+0x4f8/0xa40
[19969.095642][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19969.095642][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19969.095642][T19513]      netlink_rcv_skb+0x130/0x360
[19969.095642][T19513]      netlink_unicast+0x449/0x710
[19969.095642][T19513]      netlink_sendmsg+0x723/0xbe0
[19969.095642][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19969.095642][T19513]      ___sys_sendmsg+0xee/0x170
[19969.095642][T19513]      __sys_sendmsg+0xcd/0x170
[19969.095642][T19513]      do_syscall_64+0xc6/0x1e0
[19969.095642][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19969.095642][T19513] 
[19969.097905][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19969.097905][T19513]      netdev_get_by_index+0x5e/0x80
[19969.097905][T19513]      fib6_nh_init+0x3d8/0x15b0
[19969.097905][T19513]      ip6_route_info_create+0xf18/0x17d0
[19969.097905][T19513]      addrconf_f6i_alloc+0x315/0x560
[19969.097905][T19513]      ipv6_add_addr+0x411/0x2000
[19969.097905][T19513]      inet6_addr_add+0x30e/0xa40
[19969.097905][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19969.097905][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19969.097905][T19513]      netlink_rcv_skb+0x130/0x360
[19969.097905][T19513]      netlink_unicast+0x449/0x710
[19969.097905][T19513]      netlink_sendmsg+0x723/0xbe0
[19969.097905][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19969.097905][T19513]      ___sys_sendmsg+0xee/0x170
[19969.097905][T19513]      __sys_sendmsg+0xcd/0x170
[19969.097905][T19513]      do_syscall_64+0xc6/0x1e0
[19969.097905][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19969.097905][T19513] 
[19969.100123][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19969.100123][T19513]      netdev_get_by_index+0x5e/0x80
[19969.100123][T19513]      fib6_nh_init+0x3d8/0x15b0
[19969.100123][T19513]      ip6_route_info_create+0xf18/0x17d0
[19969.100123][T19513]      ip6_route_add+0x1c/0x140
[19969.100123][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19969.100123][T19513]      addrconf_add_dev+0xe2/0x170
[19969.100123][T19513]      inet6_addr_add+0x12f/0xa40
[19969.100123][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19969.100123][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19969.100123][T19513]      netlink_rcv_skb+0x130/0x360
[19969.100123][T19513]      netlink_unicast+0x449/0x710
[19969.100123][T19513]      netlink_sendmsg+0x723/0xbe0
[19969.100123][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19969.100123][T19513]      ___sys_sendmsg+0xee/0x170
[19969.100123][T19513]      __sys_sendmsg+0xcd/0x170
[19969.100123][T19513]      do_syscall_64+0xc6/0x1e0
[19969.100123][T19513] 
[19969.102305][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19969.102305][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19969.102305][T19513]      ipv6_find_idev+0x102/0x170
[19969.102305][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19969.102305][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19969.102305][T19513]      netlink_rcv_skb+0x130/0x360
[19969.102305][T19513]      netlink_unicast+0x449/0x710
[19969.102305][T19513]      netlink_sendmsg+0x723/0xbe0
[19969.102305][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19969.102305][T19513]      ___sys_sendmsg+0xee/0x170
[19969.102305][T19513]      __sys_sendmsg+0xcd/0x170
[19969.102305][T19513]      do_syscall_64+0xc6/0x1e0
[19969.102305][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19969.102305][T19513] 
[19969.104017][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19969.104017][T19513]      neigh_parms_alloc+0x1e5/0x510
[19969.104017][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19969.104017][T19513]      ipv6_find_idev+0x102/0x170
[19969.104017][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19969.104017][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19969.104017][T19513]      netlink_rcv_skb+0x130/0x360
[19969.104017][T19513]      netlink_unicast+0x449/0x710
[19969.104017][T19513]      netlink_sendmsg+0x723/0xbe0
[19969.104017][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19969.104017][T19513]      ___sys_sendmsg+0xee/0x170
[19969.104017][T19513]      __sys_sendmsg+0xcd/0x170
[19969.104017][T19513]      do_syscall_64+0xc6/0x1e0
[19969.104017][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19969.104017][T19513] 
[19979.351211][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19979.351653][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19979.351653][T19513]      netdev_get_by_index+0x5e/0x80
[19979.351653][T19513]      fib6_nh_init+0x3d8/0x15b0
[19979.351653][T19513]      ip6_route_info_create+0xf18/0x17d0
[19979.351653][T19513]      ip6_route_add+0x1c/0x140
[19979.351653][T19513]      addrconf_prefix_route+0x2a6/0x430
[19979.351653][T19513]      inet6_addr_add+0x4f8/0xa40
[19979.351653][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19979.351653][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19979.351653][T19513]      netlink_rcv_skb+0x130/0x360
[19979.351653][T19513]      netlink_unicast+0x449/0x710
[19979.351653][T19513]      netlink_sendmsg+0x723/0xbe0
[19979.351653][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19979.351653][T19513]      ___sys_sendmsg+0xee/0x170
[19979.351653][T19513]      __sys_sendmsg+0xcd/0x170
[19979.351653][T19513]      do_syscall_64+0xc6/0x1e0
[19979.351653][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19979.351653][T19513] 
[19979.353881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19979.353881][T19513]      netdev_get_by_index+0x5e/0x80
[19979.353881][T19513]      fib6_nh_init+0x3d8/0x15b0
[19979.353881][T19513]      ip6_route_info_create+0xf18/0x17d0
[19979.353881][T19513]      addrconf_f6i_alloc+0x315/0x560
[19979.353881][T19513]      ipv6_add_addr+0x411/0x2000
[19979.353881][T19513]      inet6_addr_add+0x30e/0xa40
[19979.353881][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19979.353881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19979.353881][T19513]      netlink_rcv_skb+0x130/0x360
[19979.353881][T19513]      netlink_unicast+0x449/0x710
[19979.353881][T19513]      netlink_sendmsg+0x723/0xbe0
[19979.353881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19979.353881][T19513]      ___sys_sendmsg+0xee/0x170
[19979.353881][T19513]      __sys_sendmsg+0xcd/0x170
[19979.353881][T19513]      do_syscall_64+0xc6/0x1e0
[19979.353881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19979.353881][T19513] 
[19979.356088][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19979.356088][T19513]      netdev_get_by_index+0x5e/0x80
[19979.356088][T19513]      fib6_nh_init+0x3d8/0x15b0
[19979.356088][T19513]      ip6_route_info_create+0xf18/0x17d0
[19979.356088][T19513]      ip6_route_add+0x1c/0x140
[19979.356088][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19979.356088][T19513]      addrconf_add_dev+0xe2/0x170
[19979.356088][T19513]      inet6_addr_add+0x12f/0xa40
[19979.356088][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19979.356088][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19979.356088][T19513]      netlink_rcv_skb+0x130/0x360
[19979.356088][T19513]      netlink_unicast+0x449/0x710
[19979.356088][T19513]      netlink_sendmsg+0x723/0xbe0
[19979.356088][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19979.356088][T19513]      ___sys_sendmsg+0xee/0x170
[19979.356088][T19513]      __sys_sendmsg+0xcd/0x170
[19979.356088][T19513]      do_syscall_64+0xc6/0x1e0
[19979.356088][T19513] 
[19979.358235][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19979.358235][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19979.358235][T19513]      ipv6_find_idev+0x102/0x170
[19979.358235][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19979.358235][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19979.358235][T19513]      netlink_rcv_skb+0x130/0x360
[19979.358235][T19513]      netlink_unicast+0x449/0x710
[19979.358235][T19513]      netlink_sendmsg+0x723/0xbe0
[19979.358235][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19979.358235][T19513]      ___sys_sendmsg+0xee/0x170
[19979.358235][T19513]      __sys_sendmsg+0xcd/0x170
[19979.358235][T19513]      do_syscall_64+0xc6/0x1e0
[19979.358235][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19979.358235][T19513] 
[19979.359916][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19979.359916][T19513]      neigh_parms_alloc+0x1e5/0x510
[19979.359916][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19979.359916][T19513]      ipv6_find_idev+0x102/0x170
[19979.359916][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19979.359916][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19979.359916][T19513]      netlink_rcv_skb+0x130/0x360
[19979.359916][T19513]      netlink_unicast+0x449/0x710
[19979.359916][T19513]      netlink_sendmsg+0x723/0xbe0
[19979.359916][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19979.359916][T19513]      ___sys_sendmsg+0xee/0x170
[19979.359916][T19513]      __sys_sendmsg+0xcd/0x170
[19979.359916][T19513]      do_syscall_64+0xc6/0x1e0
[19979.359916][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19979.359916][T19513] 
[19989.607120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19989.607589][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19989.607589][T19513]      netdev_get_by_index+0x5e/0x80
[19989.607589][T19513]      fib6_nh_init+0x3d8/0x15b0
[19989.607589][T19513]      ip6_route_info_create+0xf18/0x17d0
[19989.607589][T19513]      ip6_route_add+0x1c/0x140
[19989.607589][T19513]      addrconf_prefix_route+0x2a6/0x430
[19989.607589][T19513]      inet6_addr_add+0x4f8/0xa40
[19989.607589][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19989.607589][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19989.607589][T19513]      netlink_rcv_skb+0x130/0x360
[19989.607589][T19513]      netlink_unicast+0x449/0x710
[19989.607589][T19513]      netlink_sendmsg+0x723/0xbe0
[19989.607589][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19989.607589][T19513]      ___sys_sendmsg+0xee/0x170
[19989.607589][T19513]      __sys_sendmsg+0xcd/0x170
[19989.607589][T19513]      do_syscall_64+0xc6/0x1e0
[19989.607589][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19989.607589][T19513] 
[19989.609807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19989.609807][T19513]      netdev_get_by_index+0x5e/0x80
[19989.609807][T19513]      fib6_nh_init+0x3d8/0x15b0
[19989.609807][T19513]      ip6_route_info_create+0xf18/0x17d0
[19989.609807][T19513]      addrconf_f6i_alloc+0x315/0x560
[19989.609807][T19513]      ipv6_add_addr+0x411/0x2000
[19989.609807][T19513]      inet6_addr_add+0x30e/0xa40
[19989.609807][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19989.609807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19989.609807][T19513]      netlink_rcv_skb+0x130/0x360
[19989.609807][T19513]      netlink_unicast+0x449/0x710
[19989.609807][T19513]      netlink_sendmsg+0x723/0xbe0
[19989.609807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19989.609807][T19513]      ___sys_sendmsg+0xee/0x170
[19989.609807][T19513]      __sys_sendmsg+0xcd/0x170
[19989.609807][T19513]      do_syscall_64+0xc6/0x1e0
[19989.609807][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19989.609807][T19513] 
[19989.611999][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19989.611999][T19513]      netdev_get_by_index+0x5e/0x80
[19989.611999][T19513]      fib6_nh_init+0x3d8/0x15b0
[19989.611999][T19513]      ip6_route_info_create+0xf18/0x17d0
[19989.611999][T19513]      ip6_route_add+0x1c/0x140
[19989.611999][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19989.611999][T19513]      addrconf_add_dev+0xe2/0x170
[19989.611999][T19513]      inet6_addr_add+0x12f/0xa40
[19989.611999][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19989.611999][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19989.611999][T19513]      netlink_rcv_skb+0x130/0x360
[19989.611999][T19513]      netlink_unicast+0x449/0x710
[19989.611999][T19513]      netlink_sendmsg+0x723/0xbe0
[19989.611999][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19989.611999][T19513]      ___sys_sendmsg+0xee/0x170
[19989.611999][T19513]      __sys_sendmsg+0xcd/0x170
[19989.611999][T19513]      do_syscall_64+0xc6/0x1e0
[19989.611999][T19513] 
[19989.614155][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19989.614155][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19989.614155][T19513]      ipv6_find_idev+0x102/0x170
[19989.614155][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19989.614155][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19989.614155][T19513]      netlink_rcv_skb+0x130/0x360
[19989.614155][T19513]      netlink_unicast+0x449/0x710
[19989.614155][T19513]      netlink_sendmsg+0x723/0xbe0
[19989.614155][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19989.614155][T19513]      ___sys_sendmsg+0xee/0x170
[19989.614155][T19513]      __sys_sendmsg+0xcd/0x170
[19989.614155][T19513]      do_syscall_64+0xc6/0x1e0
[19989.614155][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19989.614155][T19513] 
[19989.615856][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19989.615856][T19513]      neigh_parms_alloc+0x1e5/0x510
[19989.615856][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19989.615856][T19513]      ipv6_find_idev+0x102/0x170
[19989.615856][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19989.615856][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19989.615856][T19513]      netlink_rcv_skb+0x130/0x360
[19989.615856][T19513]      netlink_unicast+0x449/0x710
[19989.615856][T19513]      netlink_sendmsg+0x723/0xbe0
[19989.615856][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19989.615856][T19513]      ___sys_sendmsg+0xee/0x170
[19989.615856][T19513]      __sys_sendmsg+0xcd/0x170
[19989.615856][T19513]      do_syscall_64+0xc6/0x1e0
[19989.615856][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19989.615856][T19513] 
[19999.863197][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[19999.863728][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19999.863728][T19513]      netdev_get_by_index+0x5e/0x80
[19999.863728][T19513]      fib6_nh_init+0x3d8/0x15b0
[19999.863728][T19513]      ip6_route_info_create+0xf18/0x17d0
[19999.863728][T19513]      ip6_route_add+0x1c/0x140
[19999.863728][T19513]      addrconf_prefix_route+0x2a6/0x430
[19999.863728][T19513]      inet6_addr_add+0x4f8/0xa40
[19999.863728][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19999.863728][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19999.863728][T19513]      netlink_rcv_skb+0x130/0x360
[19999.863728][T19513]      netlink_unicast+0x449/0x710
[19999.863728][T19513]      netlink_sendmsg+0x723/0xbe0
[19999.863728][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19999.863728][T19513]      ___sys_sendmsg+0xee/0x170
[19999.863728][T19513]      __sys_sendmsg+0xcd/0x170
[19999.863728][T19513]      do_syscall_64+0xc6/0x1e0
[19999.863728][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19999.863728][T19513] 
[19999.866477][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19999.866477][T19513]      netdev_get_by_index+0x5e/0x80
[19999.866477][T19513]      fib6_nh_init+0x3d8/0x15b0
[19999.866477][T19513]      ip6_route_info_create+0xf18/0x17d0
[19999.866477][T19513]      addrconf_f6i_alloc+0x315/0x560
[19999.866477][T19513]      ipv6_add_addr+0x411/0x2000
[19999.866477][T19513]      inet6_addr_add+0x30e/0xa40
[19999.866477][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19999.866477][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19999.866477][T19513]      netlink_rcv_skb+0x130/0x360
[19999.866477][T19513]      netlink_unicast+0x449/0x710
[19999.866477][T19513]      netlink_sendmsg+0x723/0xbe0
[19999.866477][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19999.866477][T19513]      ___sys_sendmsg+0xee/0x170
[19999.866477][T19513]      __sys_sendmsg+0xcd/0x170
[19999.866477][T19513]      do_syscall_64+0xc6/0x1e0
[19999.866477][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19999.866477][T19513] 
[19999.869184][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19999.869184][T19513]      netdev_get_by_index+0x5e/0x80
[19999.869184][T19513]      fib6_nh_init+0x3d8/0x15b0
[19999.869184][T19513]      ip6_route_info_create+0xf18/0x17d0
[19999.869184][T19513]      ip6_route_add+0x1c/0x140
[19999.869184][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[19999.869184][T19513]      addrconf_add_dev+0xe2/0x170
[19999.869184][T19513]      inet6_addr_add+0x12f/0xa40
[19999.869184][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[19999.869184][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19999.869184][T19513]      netlink_rcv_skb+0x130/0x360
[19999.869184][T19513]      netlink_unicast+0x449/0x710
[19999.869184][T19513]      netlink_sendmsg+0x723/0xbe0
[19999.869184][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19999.869184][T19513]      ___sys_sendmsg+0xee/0x170
[19999.869184][T19513]      __sys_sendmsg+0xcd/0x170
[19999.869184][T19513]      do_syscall_64+0xc6/0x1e0
[19999.869184][T19513] 
[19999.871944][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19999.871944][T19513]      ipv6_add_dev+0x3b9/0x11c0
[19999.871944][T19513]      ipv6_find_idev+0x102/0x170
[19999.871944][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19999.871944][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19999.871944][T19513]      netlink_rcv_skb+0x130/0x360
[19999.871944][T19513]      netlink_unicast+0x449/0x710
[19999.871944][T19513]      netlink_sendmsg+0x723/0xbe0
[19999.871944][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19999.871944][T19513]      ___sys_sendmsg+0xee/0x170
[19999.871944][T19513]      __sys_sendmsg+0xcd/0x170
[19999.871944][T19513]      do_syscall_64+0xc6/0x1e0
[19999.871944][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19999.871944][T19513] 
[19999.874030][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[19999.874030][T19513]      neigh_parms_alloc+0x1e5/0x510
[19999.874030][T19513]      ipv6_add_dev+0x2fd/0x11c0
[19999.874030][T19513]      ipv6_find_idev+0x102/0x170
[19999.874030][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[19999.874030][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[19999.874030][T19513]      netlink_rcv_skb+0x130/0x360
[19999.874030][T19513]      netlink_unicast+0x449/0x710
[19999.874030][T19513]      netlink_sendmsg+0x723/0xbe0
[19999.874030][T19513]      ____sys_sendmsg+0x7b2/0xa10
[19999.874030][T19513]      ___sys_sendmsg+0xee/0x170
[19999.874030][T19513]      __sys_sendmsg+0xcd/0x170
[19999.874030][T19513]      do_syscall_64+0xc6/0x1e0
[19999.874030][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[19999.874030][T19513] 
[20010.127134][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20010.127613][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20010.127613][T19513]      netdev_get_by_index+0x5e/0x80
[20010.127613][T19513]      fib6_nh_init+0x3d8/0x15b0
[20010.127613][T19513]      ip6_route_info_create+0xf18/0x17d0
[20010.127613][T19513]      ip6_route_add+0x1c/0x140
[20010.127613][T19513]      addrconf_prefix_route+0x2a6/0x430
[20010.127613][T19513]      inet6_addr_add+0x4f8/0xa40
[20010.127613][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20010.127613][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20010.127613][T19513]      netlink_rcv_skb+0x130/0x360
[20010.127613][T19513]      netlink_unicast+0x449/0x710
[20010.127613][T19513]      netlink_sendmsg+0x723/0xbe0
[20010.127613][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20010.127613][T19513]      ___sys_sendmsg+0xee/0x170
[20010.127613][T19513]      __sys_sendmsg+0xcd/0x170
[20010.127613][T19513]      do_syscall_64+0xc6/0x1e0
[20010.127613][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20010.127613][T19513] 
[20010.129862][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20010.129862][T19513]      netdev_get_by_index+0x5e/0x80
[20010.129862][T19513]      fib6_nh_init+0x3d8/0x15b0
[20010.129862][T19513]      ip6_route_info_create+0xf18/0x17d0
[20010.129862][T19513]      addrconf_f6i_alloc+0x315/0x560
[20010.129862][T19513]      ipv6_add_addr+0x411/0x2000
[20010.129862][T19513]      inet6_addr_add+0x30e/0xa40
[20010.129862][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20010.129862][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20010.129862][T19513]      netlink_rcv_skb+0x130/0x360
[20010.129862][T19513]      netlink_unicast+0x449/0x710
[20010.129862][T19513]      netlink_sendmsg+0x723/0xbe0
[20010.129862][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20010.129862][T19513]      ___sys_sendmsg+0xee/0x170
[20010.129862][T19513]      __sys_sendmsg+0xcd/0x170
[20010.129862][T19513]      do_syscall_64+0xc6/0x1e0
[20010.129862][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20010.129862][T19513] 
[20010.132085][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20010.132085][T19513]      netdev_get_by_index+0x5e/0x80
[20010.132085][T19513]      fib6_nh_init+0x3d8/0x15b0
[20010.132085][T19513]      ip6_route_info_create+0xf18/0x17d0
[20010.132085][T19513]      ip6_route_add+0x1c/0x140
[20010.132085][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20010.132085][T19513]      addrconf_add_dev+0xe2/0x170
[20010.132085][T19513]      inet6_addr_add+0x12f/0xa40
[20010.132085][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20010.132085][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20010.132085][T19513]      netlink_rcv_skb+0x130/0x360
[20010.132085][T19513]      netlink_unicast+0x449/0x710
[20010.132085][T19513]      netlink_sendmsg+0x723/0xbe0
[20010.132085][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20010.132085][T19513]      ___sys_sendmsg+0xee/0x170
[20010.132085][T19513]      __sys_sendmsg+0xcd/0x170
[20010.132085][T19513]      do_syscall_64+0xc6/0x1e0
[20010.132085][T19513] 
[20010.134274][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20010.134274][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20010.134274][T19513]      ipv6_find_idev+0x102/0x170
[20010.134274][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20010.134274][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20010.134274][T19513]      netlink_rcv_skb+0x130/0x360
[20010.134274][T19513]      netlink_unicast+0x449/0x710
[20010.134274][T19513]      netlink_sendmsg+0x723/0xbe0
[20010.134274][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20010.134274][T19513]      ___sys_sendmsg+0xee/0x170
[20010.134274][T19513]      __sys_sendmsg+0xcd/0x170
[20010.134274][T19513]      do_syscall_64+0xc6/0x1e0
[20010.134274][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20010.134274][T19513] 
[20010.136017][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20010.136017][T19513]      neigh_parms_alloc+0x1e5/0x510
[20010.136017][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20010.136017][T19513]      ipv6_find_idev+0x102/0x170
[20010.136017][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20010.136017][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20010.136017][T19513]      netlink_rcv_skb+0x130/0x360
[20010.136017][T19513]      netlink_unicast+0x449/0x710
[20010.136017][T19513]      netlink_sendmsg+0x723/0xbe0
[20010.136017][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20010.136017][T19513]      ___sys_sendmsg+0xee/0x170
[20010.136017][T19513]      __sys_sendmsg+0xcd/0x170
[20010.136017][T19513]      do_syscall_64+0xc6/0x1e0
[20010.136017][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20010.136017][T19513] 
[20020.383185][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20020.384230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20020.384230][T19513]      netdev_get_by_index+0x5e/0x80
[20020.384230][T19513]      fib6_nh_init+0x3d8/0x15b0
[20020.384230][T19513]      ip6_route_info_create+0xf18/0x17d0
[20020.384230][T19513]      ip6_route_add+0x1c/0x140
[20020.384230][T19513]      addrconf_prefix_route+0x2a6/0x430
[20020.384230][T19513]      inet6_addr_add+0x4f8/0xa40
[20020.384230][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20020.384230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20020.384230][T19513]      netlink_rcv_skb+0x130/0x360
[20020.384230][T19513]      netlink_unicast+0x449/0x710
[20020.384230][T19513]      netlink_sendmsg+0x723/0xbe0
[20020.384230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20020.384230][T19513]      ___sys_sendmsg+0xee/0x170
[20020.384230][T19513]      __sys_sendmsg+0xcd/0x170
[20020.384230][T19513]      do_syscall_64+0xc6/0x1e0
[20020.384230][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20020.384230][T19513] 
[20020.386455][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20020.386455][T19513]      netdev_get_by_index+0x5e/0x80
[20020.386455][T19513]      fib6_nh_init+0x3d8/0x15b0
[20020.386455][T19513]      ip6_route_info_create+0xf18/0x17d0
[20020.386455][T19513]      addrconf_f6i_alloc+0x315/0x560
[20020.386455][T19513]      ipv6_add_addr+0x411/0x2000
[20020.386455][T19513]      inet6_addr_add+0x30e/0xa40
[20020.386455][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20020.386455][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20020.386455][T19513]      netlink_rcv_skb+0x130/0x360
[20020.386455][T19513]      netlink_unicast+0x449/0x710
[20020.386455][T19513]      netlink_sendmsg+0x723/0xbe0
[20020.386455][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20020.386455][T19513]      ___sys_sendmsg+0xee/0x170
[20020.386455][T19513]      __sys_sendmsg+0xcd/0x170
[20020.386455][T19513]      do_syscall_64+0xc6/0x1e0
[20020.386455][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20020.386455][T19513] 
[20020.389039][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20020.389039][T19513]      netdev_get_by_index+0x5e/0x80
[20020.389039][T19513]      fib6_nh_init+0x3d8/0x15b0
[20020.389039][T19513]      ip6_route_info_create+0xf18/0x17d0
[20020.389039][T19513]      ip6_route_add+0x1c/0x140
[20020.389039][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20020.389039][T19513]      addrconf_add_dev+0xe2/0x170
[20020.389039][T19513]      inet6_addr_add+0x12f/0xa40
[20020.389039][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20020.389039][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20020.389039][T19513]      netlink_rcv_skb+0x130/0x360
[20020.389039][T19513]      netlink_unicast+0x449/0x710
[20020.389039][T19513]      netlink_sendmsg+0x723/0xbe0
[20020.389039][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20020.389039][T19513]      ___sys_sendmsg+0xee/0x170
[20020.389039][T19513]      __sys_sendmsg+0xcd/0x170
[20020.389039][T19513]      do_syscall_64+0xc6/0x1e0
[20020.389039][T19513] 
[20020.391192][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20020.391192][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20020.391192][T19513]      ipv6_find_idev+0x102/0x170
[20020.391192][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20020.391192][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20020.391192][T19513]      netlink_rcv_skb+0x130/0x360
[20020.391192][T19513]      netlink_unicast+0x449/0x710
[20020.391192][T19513]      netlink_sendmsg+0x723/0xbe0
[20020.391192][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20020.391192][T19513]      ___sys_sendmsg+0xee/0x170
[20020.391192][T19513]      __sys_sendmsg+0xcd/0x170
[20020.391192][T19513]      do_syscall_64+0xc6/0x1e0
[20020.391192][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20020.391192][T19513] 
[20020.392873][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20020.392873][T19513]      neigh_parms_alloc+0x1e5/0x510
[20020.392873][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20020.392873][T19513]      ipv6_find_idev+0x102/0x170
[20020.392873][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20020.392873][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20020.392873][T19513]      netlink_rcv_skb+0x130/0x360
[20020.392873][T19513]      netlink_unicast+0x449/0x710
[20020.392873][T19513]      netlink_sendmsg+0x723/0xbe0
[20020.392873][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20020.392873][T19513]      ___sys_sendmsg+0xee/0x170
[20020.392873][T19513]      __sys_sendmsg+0xcd/0x170
[20020.392873][T19513]      do_syscall_64+0xc6/0x1e0
[20020.392873][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20020.392873][T19513] 
[20030.559153][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20030.559556][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20030.559556][T19513]      netdev_get_by_index+0x5e/0x80
[20030.559556][T19513]      fib6_nh_init+0x3d8/0x15b0
[20030.559556][T19513]      ip6_route_info_create+0xf18/0x17d0
[20030.559556][T19513]      ip6_route_add+0x1c/0x140
[20030.559556][T19513]      addrconf_prefix_route+0x2a6/0x430
[20030.559556][T19513]      inet6_addr_add+0x4f8/0xa40
[20030.559556][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20030.559556][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20030.559556][T19513]      netlink_rcv_skb+0x130/0x360
[20030.559556][T19513]      netlink_unicast+0x449/0x710
[20030.559556][T19513]      netlink_sendmsg+0x723/0xbe0
[20030.559556][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20030.559556][T19513]      ___sys_sendmsg+0xee/0x170
[20030.559556][T19513]      __sys_sendmsg+0xcd/0x170
[20030.559556][T19513]      do_syscall_64+0xc6/0x1e0
[20030.559556][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20030.559556][T19513] 
[20030.561785][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20030.561785][T19513]      netdev_get_by_index+0x5e/0x80
[20030.561785][T19513]      fib6_nh_init+0x3d8/0x15b0
[20030.561785][T19513]      ip6_route_info_create+0xf18/0x17d0
[20030.561785][T19513]      addrconf_f6i_alloc+0x315/0x560
[20030.561785][T19513]      ipv6_add_addr+0x411/0x2000
[20030.561785][T19513]      inet6_addr_add+0x30e/0xa40
[20030.561785][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20030.561785][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20030.561785][T19513]      netlink_rcv_skb+0x130/0x360
[20030.561785][T19513]      netlink_unicast+0x449/0x710
[20030.561785][T19513]      netlink_sendmsg+0x723/0xbe0
[20030.561785][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20030.561785][T19513]      ___sys_sendmsg+0xee/0x170
[20030.561785][T19513]      __sys_sendmsg+0xcd/0x170
[20030.561785][T19513]      do_syscall_64+0xc6/0x1e0
[20030.561785][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20030.561785][T19513] 
[20030.563991][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20030.563991][T19513]      netdev_get_by_index+0x5e/0x80
[20030.563991][T19513]      fib6_nh_init+0x3d8/0x15b0
[20030.563991][T19513]      ip6_route_info_create+0xf18/0x17d0
[20030.563991][T19513]      ip6_route_add+0x1c/0x140
[20030.563991][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20030.563991][T19513]      addrconf_add_dev+0xe2/0x170
[20030.563991][T19513]      inet6_addr_add+0x12f/0xa40
[20030.563991][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20030.563991][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20030.563991][T19513]      netlink_rcv_skb+0x130/0x360
[20030.563991][T19513]      netlink_unicast+0x449/0x710
[20030.563991][T19513]      netlink_sendmsg+0x723/0xbe0
[20030.563991][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20030.563991][T19513]      ___sys_sendmsg+0xee/0x170
[20030.563991][T19513]      __sys_sendmsg+0xcd/0x170
[20030.563991][T19513]      do_syscall_64+0xc6/0x1e0
[20030.563991][T19513] 
[20030.566162][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20030.566162][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20030.566162][T19513]      ipv6_find_idev+0x102/0x170
[20030.566162][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20030.566162][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20030.566162][T19513]      netlink_rcv_skb+0x130/0x360
[20030.566162][T19513]      netlink_unicast+0x449/0x710
[20030.566162][T19513]      netlink_sendmsg+0x723/0xbe0
[20030.566162][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20030.566162][T19513]      ___sys_sendmsg+0xee/0x170
[20030.566162][T19513]      __sys_sendmsg+0xcd/0x170
[20030.566162][T19513]      do_syscall_64+0xc6/0x1e0
[20030.566162][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20030.566162][T19513] 
[20030.567852][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20030.567852][T19513]      neigh_parms_alloc+0x1e5/0x510
[20030.567852][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20030.567852][T19513]      ipv6_find_idev+0x102/0x170
[20030.567852][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20030.567852][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20030.567852][T19513]      netlink_rcv_skb+0x130/0x360
[20030.567852][T19513]      netlink_unicast+0x449/0x710
[20030.567852][T19513]      netlink_sendmsg+0x723/0xbe0
[20030.567852][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20030.567852][T19513]      ___sys_sendmsg+0xee/0x170
[20030.567852][T19513]      __sys_sendmsg+0xcd/0x170
[20030.567852][T19513]      do_syscall_64+0xc6/0x1e0
[20030.567852][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20030.567852][T19513] 
[20040.807120][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20040.807605][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20040.807605][T19513]      netdev_get_by_index+0x5e/0x80
[20040.807605][T19513]      fib6_nh_init+0x3d8/0x15b0
[20040.807605][T19513]      ip6_route_info_create+0xf18/0x17d0
[20040.807605][T19513]      ip6_route_add+0x1c/0x140
[20040.807605][T19513]      addrconf_prefix_route+0x2a6/0x430
[20040.807605][T19513]      inet6_addr_add+0x4f8/0xa40
[20040.807605][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20040.807605][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20040.807605][T19513]      netlink_rcv_skb+0x130/0x360
[20040.807605][T19513]      netlink_unicast+0x449/0x710
[20040.807605][T19513]      netlink_sendmsg+0x723/0xbe0
[20040.807605][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20040.807605][T19513]      ___sys_sendmsg+0xee/0x170
[20040.807605][T19513]      __sys_sendmsg+0xcd/0x170
[20040.807605][T19513]      do_syscall_64+0xc6/0x1e0
[20040.807605][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20040.807605][T19513] 
[20040.809831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20040.809831][T19513]      netdev_get_by_index+0x5e/0x80
[20040.809831][T19513]      fib6_nh_init+0x3d8/0x15b0
[20040.809831][T19513]      ip6_route_info_create+0xf18/0x17d0
[20040.809831][T19513]      addrconf_f6i_alloc+0x315/0x560
[20040.809831][T19513]      ipv6_add_addr+0x411/0x2000
[20040.809831][T19513]      inet6_addr_add+0x30e/0xa40
[20040.809831][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20040.809831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20040.809831][T19513]      netlink_rcv_skb+0x130/0x360
[20040.809831][T19513]      netlink_unicast+0x449/0x710
[20040.809831][T19513]      netlink_sendmsg+0x723/0xbe0
[20040.809831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20040.809831][T19513]      ___sys_sendmsg+0xee/0x170
[20040.809831][T19513]      __sys_sendmsg+0xcd/0x170
[20040.809831][T19513]      do_syscall_64+0xc6/0x1e0
[20040.809831][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20040.809831][T19513] 
[20040.812036][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20040.812036][T19513]      netdev_get_by_index+0x5e/0x80
[20040.812036][T19513]      fib6_nh_init+0x3d8/0x15b0
[20040.812036][T19513]      ip6_route_info_create+0xf18/0x17d0
[20040.812036][T19513]      ip6_route_add+0x1c/0x140
[20040.812036][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20040.812036][T19513]      addrconf_add_dev+0xe2/0x170
[20040.812036][T19513]      inet6_addr_add+0x12f/0xa40
[20040.812036][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20040.812036][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20040.812036][T19513]      netlink_rcv_skb+0x130/0x360
[20040.812036][T19513]      netlink_unicast+0x449/0x710
[20040.812036][T19513]      netlink_sendmsg+0x723/0xbe0
[20040.812036][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20040.812036][T19513]      ___sys_sendmsg+0xee/0x170
[20040.812036][T19513]      __sys_sendmsg+0xcd/0x170
[20040.812036][T19513]      do_syscall_64+0xc6/0x1e0
[20040.812036][T19513] 
[20040.814201][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20040.814201][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20040.814201][T19513]      ipv6_find_idev+0x102/0x170
[20040.814201][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20040.814201][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20040.814201][T19513]      netlink_rcv_skb+0x130/0x360
[20040.814201][T19513]      netlink_unicast+0x449/0x710
[20040.814201][T19513]      netlink_sendmsg+0x723/0xbe0
[20040.814201][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20040.814201][T19513]      ___sys_sendmsg+0xee/0x170
[20040.814201][T19513]      __sys_sendmsg+0xcd/0x170
[20040.814201][T19513]      do_syscall_64+0xc6/0x1e0
[20040.814201][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20040.814201][T19513] 
[20040.815900][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20040.815900][T19513]      neigh_parms_alloc+0x1e5/0x510
[20040.815900][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20040.815900][T19513]      ipv6_find_idev+0x102/0x170
[20040.815900][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20040.815900][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20040.815900][T19513]      netlink_rcv_skb+0x130/0x360
[20040.815900][T19513]      netlink_unicast+0x449/0x710
[20040.815900][T19513]      netlink_sendmsg+0x723/0xbe0
[20040.815900][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20040.815900][T19513]      ___sys_sendmsg+0xee/0x170
[20040.815900][T19513]      __sys_sendmsg+0xcd/0x170
[20040.815900][T19513]      do_syscall_64+0xc6/0x1e0
[20040.815900][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20040.815900][T19513] 
[20051.055127][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20051.055601][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20051.055601][T19513]      netdev_get_by_index+0x5e/0x80
[20051.055601][T19513]      fib6_nh_init+0x3d8/0x15b0
[20051.055601][T19513]      ip6_route_info_create+0xf18/0x17d0
[20051.055601][T19513]      ip6_route_add+0x1c/0x140
[20051.055601][T19513]      addrconf_prefix_route+0x2a6/0x430
[20051.055601][T19513]      inet6_addr_add+0x4f8/0xa40
[20051.055601][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20051.055601][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20051.055601][T19513]      netlink_rcv_skb+0x130/0x360
[20051.055601][T19513]      netlink_unicast+0x449/0x710
[20051.055601][T19513]      netlink_sendmsg+0x723/0xbe0
[20051.055601][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20051.055601][T19513]      ___sys_sendmsg+0xee/0x170
[20051.055601][T19513]      __sys_sendmsg+0xcd/0x170
[20051.055601][T19513]      do_syscall_64+0xc6/0x1e0
[20051.055601][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20051.055601][T19513] 
[20051.057831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20051.057831][T19513]      netdev_get_by_index+0x5e/0x80
[20051.057831][T19513]      fib6_nh_init+0x3d8/0x15b0
[20051.057831][T19513]      ip6_route_info_create+0xf18/0x17d0
[20051.057831][T19513]      addrconf_f6i_alloc+0x315/0x560
[20051.057831][T19513]      ipv6_add_addr+0x411/0x2000
[20051.057831][T19513]      inet6_addr_add+0x30e/0xa40
[20051.057831][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20051.057831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20051.057831][T19513]      netlink_rcv_skb+0x130/0x360
[20051.057831][T19513]      netlink_unicast+0x449/0x710
[20051.057831][T19513]      netlink_sendmsg+0x723/0xbe0
[20051.057831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20051.057831][T19513]      ___sys_sendmsg+0xee/0x170
[20051.057831][T19513]      __sys_sendmsg+0xcd/0x170
[20051.057831][T19513]      do_syscall_64+0xc6/0x1e0
[20051.057831][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20051.057831][T19513] 
[20051.060027][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20051.060027][T19513]      netdev_get_by_index+0x5e/0x80
[20051.060027][T19513]      fib6_nh_init+0x3d8/0x15b0
[20051.060027][T19513]      ip6_route_info_create+0xf18/0x17d0
[20051.060027][T19513]      ip6_route_add+0x1c/0x140
[20051.060027][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20051.060027][T19513]      addrconf_add_dev+0xe2/0x170
[20051.060027][T19513]      inet6_addr_add+0x12f/0xa40
[20051.060027][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20051.060027][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20051.060027][T19513]      netlink_rcv_skb+0x130/0x360
[20051.060027][T19513]      netlink_unicast+0x449/0x710
[20051.060027][T19513]      netlink_sendmsg+0x723/0xbe0
[20051.060027][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20051.060027][T19513]      ___sys_sendmsg+0xee/0x170
[20051.060027][T19513]      __sys_sendmsg+0xcd/0x170
[20051.060027][T19513]      do_syscall_64+0xc6/0x1e0
[20051.060027][T19513] 
[20051.062189][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20051.062189][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20051.062189][T19513]      ipv6_find_idev+0x102/0x170
[20051.062189][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20051.062189][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20051.062189][T19513]      netlink_rcv_skb+0x130/0x360
[20051.062189][T19513]      netlink_unicast+0x449/0x710
[20051.062189][T19513]      netlink_sendmsg+0x723/0xbe0
[20051.062189][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20051.062189][T19513]      ___sys_sendmsg+0xee/0x170
[20051.062189][T19513]      __sys_sendmsg+0xcd/0x170
[20051.062189][T19513]      do_syscall_64+0xc6/0x1e0
[20051.062189][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20051.062189][T19513] 
[20051.063876][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20051.063876][T19513]      neigh_parms_alloc+0x1e5/0x510
[20051.063876][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20051.063876][T19513]      ipv6_find_idev+0x102/0x170
[20051.063876][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20051.063876][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20051.063876][T19513]      netlink_rcv_skb+0x130/0x360
[20051.063876][T19513]      netlink_unicast+0x449/0x710
[20051.063876][T19513]      netlink_sendmsg+0x723/0xbe0
[20051.063876][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20051.063876][T19513]      ___sys_sendmsg+0xee/0x170
[20051.063876][T19513]      __sys_sendmsg+0xcd/0x170
[20051.063876][T19513]      do_syscall_64+0xc6/0x1e0
[20051.063876][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20051.063876][T19513] 
[20061.303148][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20061.303627][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20061.303627][T19513]      netdev_get_by_index+0x5e/0x80
[20061.303627][T19513]      fib6_nh_init+0x3d8/0x15b0
[20061.303627][T19513]      ip6_route_info_create+0xf18/0x17d0
[20061.303627][T19513]      ip6_route_add+0x1c/0x140
[20061.303627][T19513]      addrconf_prefix_route+0x2a6/0x430
[20061.303627][T19513]      inet6_addr_add+0x4f8/0xa40
[20061.303627][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20061.303627][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20061.303627][T19513]      netlink_rcv_skb+0x130/0x360
[20061.303627][T19513]      netlink_unicast+0x449/0x710
[20061.303627][T19513]      netlink_sendmsg+0x723/0xbe0
[20061.303627][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20061.303627][T19513]      ___sys_sendmsg+0xee/0x170
[20061.303627][T19513]      __sys_sendmsg+0xcd/0x170
[20061.303627][T19513]      do_syscall_64+0xc6/0x1e0
[20061.303627][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20061.303627][T19513] 
[20061.305879][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20061.305879][T19513]      netdev_get_by_index+0x5e/0x80
[20061.305879][T19513]      fib6_nh_init+0x3d8/0x15b0
[20061.305879][T19513]      ip6_route_info_create+0xf18/0x17d0
[20061.305879][T19513]      addrconf_f6i_alloc+0x315/0x560
[20061.305879][T19513]      ipv6_add_addr+0x411/0x2000
[20061.305879][T19513]      inet6_addr_add+0x30e/0xa40
[20061.305879][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20061.305879][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20061.305879][T19513]      netlink_rcv_skb+0x130/0x360
[20061.305879][T19513]      netlink_unicast+0x449/0x710
[20061.305879][T19513]      netlink_sendmsg+0x723/0xbe0
[20061.305879][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20061.305879][T19513]      ___sys_sendmsg+0xee/0x170
[20061.305879][T19513]      __sys_sendmsg+0xcd/0x170
[20061.305879][T19513]      do_syscall_64+0xc6/0x1e0
[20061.305879][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20061.305879][T19513] 
[20061.308079][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20061.308079][T19513]      netdev_get_by_index+0x5e/0x80
[20061.308079][T19513]      fib6_nh_init+0x3d8/0x15b0
[20061.308079][T19513]      ip6_route_info_create+0xf18/0x17d0
[20061.308079][T19513]      ip6_route_add+0x1c/0x140
[20061.308079][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20061.308079][T19513]      addrconf_add_dev+0xe2/0x170
[20061.308079][T19513]      inet6_addr_add+0x12f/0xa40
[20061.308079][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20061.308079][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20061.308079][T19513]      netlink_rcv_skb+0x130/0x360
[20061.308079][T19513]      netlink_unicast+0x449/0x710
[20061.308079][T19513]      netlink_sendmsg+0x723/0xbe0
[20061.308079][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20061.308079][T19513]      ___sys_sendmsg+0xee/0x170
[20061.308079][T19513]      __sys_sendmsg+0xcd/0x170
[20061.308079][T19513]      do_syscall_64+0xc6/0x1e0
[20061.308079][T19513] 
[20061.310233][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20061.310233][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20061.310233][T19513]      ipv6_find_idev+0x102/0x170
[20061.310233][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20061.310233][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20061.310233][T19513]      netlink_rcv_skb+0x130/0x360
[20061.310233][T19513]      netlink_unicast+0x449/0x710
[20061.310233][T19513]      netlink_sendmsg+0x723/0xbe0
[20061.310233][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20061.310233][T19513]      ___sys_sendmsg+0xee/0x170
[20061.310233][T19513]      __sys_sendmsg+0xcd/0x170
[20061.310233][T19513]      do_syscall_64+0xc6/0x1e0
[20061.310233][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20061.310233][T19513] 
[20061.311925][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20061.311925][T19513]      neigh_parms_alloc+0x1e5/0x510
[20061.311925][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20061.311925][T19513]      ipv6_find_idev+0x102/0x170
[20061.311925][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20061.311925][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20061.311925][T19513]      netlink_rcv_skb+0x130/0x360
[20061.311925][T19513]      netlink_unicast+0x449/0x710
[20061.311925][T19513]      netlink_sendmsg+0x723/0xbe0
[20061.311925][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20061.311925][T19513]      ___sys_sendmsg+0xee/0x170
[20061.311925][T19513]      __sys_sendmsg+0xcd/0x170
[20061.311925][T19513]      do_syscall_64+0xc6/0x1e0
[20061.311925][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20061.311925][T19513] 
[20071.551116][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20071.551521][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20071.551521][T19513]      netdev_get_by_index+0x5e/0x80
[20071.551521][T19513]      fib6_nh_init+0x3d8/0x15b0
[20071.551521][T19513]      ip6_route_info_create+0xf18/0x17d0
[20071.551521][T19513]      ip6_route_add+0x1c/0x140
[20071.551521][T19513]      addrconf_prefix_route+0x2a6/0x430
[20071.551521][T19513]      inet6_addr_add+0x4f8/0xa40
[20071.551521][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20071.551521][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20071.551521][T19513]      netlink_rcv_skb+0x130/0x360
[20071.551521][T19513]      netlink_unicast+0x449/0x710
[20071.551521][T19513]      netlink_sendmsg+0x723/0xbe0
[20071.551521][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20071.551521][T19513]      ___sys_sendmsg+0xee/0x170
[20071.551521][T19513]      __sys_sendmsg+0xcd/0x170
[20071.551521][T19513]      do_syscall_64+0xc6/0x1e0
[20071.551521][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20071.551521][T19513] 
[20071.553745][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20071.553745][T19513]      netdev_get_by_index+0x5e/0x80
[20071.553745][T19513]      fib6_nh_init+0x3d8/0x15b0
[20071.553745][T19513]      ip6_route_info_create+0xf18/0x17d0
[20071.553745][T19513]      addrconf_f6i_alloc+0x315/0x560
[20071.553745][T19513]      ipv6_add_addr+0x411/0x2000
[20071.553745][T19513]      inet6_addr_add+0x30e/0xa40
[20071.553745][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20071.553745][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20071.553745][T19513]      netlink_rcv_skb+0x130/0x360
[20071.553745][T19513]      netlink_unicast+0x449/0x710
[20071.553745][T19513]      netlink_sendmsg+0x723/0xbe0
[20071.553745][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20071.553745][T19513]      ___sys_sendmsg+0xee/0x170
[20071.553745][T19513]      __sys_sendmsg+0xcd/0x170
[20071.553745][T19513]      do_syscall_64+0xc6/0x1e0
[20071.553745][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20071.553745][T19513] 
[20071.555982][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20071.555982][T19513]      netdev_get_by_index+0x5e/0x80
[20071.555982][T19513]      fib6_nh_init+0x3d8/0x15b0
[20071.555982][T19513]      ip6_route_info_create+0xf18/0x17d0
[20071.555982][T19513]      ip6_route_add+0x1c/0x140
[20071.555982][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20071.555982][T19513]      addrconf_add_dev+0xe2/0x170
[20071.555982][T19513]      inet6_addr_add+0x12f/0xa40
[20071.555982][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20071.555982][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20071.555982][T19513]      netlink_rcv_skb+0x130/0x360
[20071.555982][T19513]      netlink_unicast+0x449/0x710
[20071.555982][T19513]      netlink_sendmsg+0x723/0xbe0
[20071.555982][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20071.555982][T19513]      ___sys_sendmsg+0xee/0x170
[20071.555982][T19513]      __sys_sendmsg+0xcd/0x170
[20071.555982][T19513]      do_syscall_64+0xc6/0x1e0
[20071.555982][T19513] 
[20071.558142][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20071.558142][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20071.558142][T19513]      ipv6_find_idev+0x102/0x170
[20071.558142][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20071.558142][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20071.558142][T19513]      netlink_rcv_skb+0x130/0x360
[20071.558142][T19513]      netlink_unicast+0x449/0x710
[20071.558142][T19513]      netlink_sendmsg+0x723/0xbe0
[20071.558142][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20071.558142][T19513]      ___sys_sendmsg+0xee/0x170
[20071.558142][T19513]      __sys_sendmsg+0xcd/0x170
[20071.558142][T19513]      do_syscall_64+0xc6/0x1e0
[20071.558142][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20071.558142][T19513] 
[20071.559831][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20071.559831][T19513]      neigh_parms_alloc+0x1e5/0x510
[20071.559831][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20071.559831][T19513]      ipv6_find_idev+0x102/0x170
[20071.559831][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20071.559831][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20071.559831][T19513]      netlink_rcv_skb+0x130/0x360
[20071.559831][T19513]      netlink_unicast+0x449/0x710
[20071.559831][T19513]      netlink_sendmsg+0x723/0xbe0
[20071.559831][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20071.559831][T19513]      ___sys_sendmsg+0xee/0x170
[20071.559831][T19513]      __sys_sendmsg+0xcd/0x170
[20071.559831][T19513]      do_syscall_64+0xc6/0x1e0
[20071.559831][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20071.559831][T19513] 
[20081.799123][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20081.799593][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20081.799593][T19513]      netdev_get_by_index+0x5e/0x80
[20081.799593][T19513]      fib6_nh_init+0x3d8/0x15b0
[20081.799593][T19513]      ip6_route_info_create+0xf18/0x17d0
[20081.799593][T19513]      ip6_route_add+0x1c/0x140
[20081.799593][T19513]      addrconf_prefix_route+0x2a6/0x430
[20081.799593][T19513]      inet6_addr_add+0x4f8/0xa40
[20081.799593][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20081.799593][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20081.799593][T19513]      netlink_rcv_skb+0x130/0x360
[20081.799593][T19513]      netlink_unicast+0x449/0x710
[20081.799593][T19513]      netlink_sendmsg+0x723/0xbe0
[20081.799593][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20081.799593][T19513]      ___sys_sendmsg+0xee/0x170
[20081.799593][T19513]      __sys_sendmsg+0xcd/0x170
[20081.799593][T19513]      do_syscall_64+0xc6/0x1e0
[20081.799593][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20081.799593][T19513] 
[20081.801812][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20081.801812][T19513]      netdev_get_by_index+0x5e/0x80
[20081.801812][T19513]      fib6_nh_init+0x3d8/0x15b0
[20081.801812][T19513]      ip6_route_info_create+0xf18/0x17d0
[20081.801812][T19513]      addrconf_f6i_alloc+0x315/0x560
[20081.801812][T19513]      ipv6_add_addr+0x411/0x2000
[20081.801812][T19513]      inet6_addr_add+0x30e/0xa40
[20081.801812][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20081.801812][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20081.801812][T19513]      netlink_rcv_skb+0x130/0x360
[20081.801812][T19513]      netlink_unicast+0x449/0x710
[20081.801812][T19513]      netlink_sendmsg+0x723/0xbe0
[20081.801812][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20081.801812][T19513]      ___sys_sendmsg+0xee/0x170
[20081.801812][T19513]      __sys_sendmsg+0xcd/0x170
[20081.801812][T19513]      do_syscall_64+0xc6/0x1e0
[20081.801812][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20081.801812][T19513] 
[20081.804005][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20081.804005][T19513]      netdev_get_by_index+0x5e/0x80
[20081.804005][T19513]      fib6_nh_init+0x3d8/0x15b0
[20081.804005][T19513]      ip6_route_info_create+0xf18/0x17d0
[20081.804005][T19513]      ip6_route_add+0x1c/0x140
[20081.804005][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20081.804005][T19513]      addrconf_add_dev+0xe2/0x170
[20081.804005][T19513]      inet6_addr_add+0x12f/0xa40
[20081.804005][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20081.804005][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20081.804005][T19513]      netlink_rcv_skb+0x130/0x360
[20081.804005][T19513]      netlink_unicast+0x449/0x710
[20081.804005][T19513]      netlink_sendmsg+0x723/0xbe0
[20081.804005][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20081.804005][T19513]      ___sys_sendmsg+0xee/0x170
[20081.804005][T19513]      __sys_sendmsg+0xcd/0x170
[20081.804005][T19513]      do_syscall_64+0xc6/0x1e0
[20081.804005][T19513] 
[20081.806180][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20081.806180][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20081.806180][T19513]      ipv6_find_idev+0x102/0x170
[20081.806180][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20081.806180][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20081.806180][T19513]      netlink_rcv_skb+0x130/0x360
[20081.806180][T19513]      netlink_unicast+0x449/0x710
[20081.806180][T19513]      netlink_sendmsg+0x723/0xbe0
[20081.806180][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20081.806180][T19513]      ___sys_sendmsg+0xee/0x170
[20081.806180][T19513]      __sys_sendmsg+0xcd/0x170
[20081.806180][T19513]      do_syscall_64+0xc6/0x1e0
[20081.806180][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20081.806180][T19513] 
[20081.807869][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20081.807869][T19513]      neigh_parms_alloc+0x1e5/0x510
[20081.807869][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20081.807869][T19513]      ipv6_find_idev+0x102/0x170
[20081.807869][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20081.807869][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20081.807869][T19513]      netlink_rcv_skb+0x130/0x360
[20081.807869][T19513]      netlink_unicast+0x449/0x710
[20081.807869][T19513]      netlink_sendmsg+0x723/0xbe0
[20081.807869][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20081.807869][T19513]      ___sys_sendmsg+0xee/0x170
[20081.807869][T19513]      __sys_sendmsg+0xcd/0x170
[20081.807869][T19513]      do_syscall_64+0xc6/0x1e0
[20081.807869][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20081.807869][T19513] 
[20092.047114][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20092.047525][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20092.047525][T19513]      netdev_get_by_index+0x5e/0x80
[20092.047525][T19513]      fib6_nh_init+0x3d8/0x15b0
[20092.047525][T19513]      ip6_route_info_create+0xf18/0x17d0
[20092.047525][T19513]      ip6_route_add+0x1c/0x140
[20092.047525][T19513]      addrconf_prefix_route+0x2a6/0x430
[20092.047525][T19513]      inet6_addr_add+0x4f8/0xa40
[20092.047525][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20092.047525][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20092.047525][T19513]      netlink_rcv_skb+0x130/0x360
[20092.047525][T19513]      netlink_unicast+0x449/0x710
[20092.047525][T19513]      netlink_sendmsg+0x723/0xbe0
[20092.047525][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20092.047525][T19513]      ___sys_sendmsg+0xee/0x170
[20092.047525][T19513]      __sys_sendmsg+0xcd/0x170
[20092.047525][T19513]      do_syscall_64+0xc6/0x1e0
[20092.047525][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20092.047525][T19513] 
[20092.049747][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20092.049747][T19513]      netdev_get_by_index+0x5e/0x80
[20092.049747][T19513]      fib6_nh_init+0x3d8/0x15b0
[20092.049747][T19513]      ip6_route_info_create+0xf18/0x17d0
[20092.049747][T19513]      addrconf_f6i_alloc+0x315/0x560
[20092.049747][T19513]      ipv6_add_addr+0x411/0x2000
[20092.049747][T19513]      inet6_addr_add+0x30e/0xa40
[20092.049747][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20092.049747][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20092.049747][T19513]      netlink_rcv_skb+0x130/0x360
[20092.049747][T19513]      netlink_unicast+0x449/0x710
[20092.049747][T19513]      netlink_sendmsg+0x723/0xbe0
[20092.049747][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20092.049747][T19513]      ___sys_sendmsg+0xee/0x170
[20092.049747][T19513]      __sys_sendmsg+0xcd/0x170
[20092.049747][T19513]      do_syscall_64+0xc6/0x1e0
[20092.049747][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20092.049747][T19513] 
[20092.051941][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20092.051941][T19513]      netdev_get_by_index+0x5e/0x80
[20092.051941][T19513]      fib6_nh_init+0x3d8/0x15b0
[20092.051941][T19513]      ip6_route_info_create+0xf18/0x17d0
[20092.051941][T19513]      ip6_route_add+0x1c/0x140
[20092.051941][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20092.051941][T19513]      addrconf_add_dev+0xe2/0x170
[20092.051941][T19513]      inet6_addr_add+0x12f/0xa40
[20092.051941][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20092.051941][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20092.051941][T19513]      netlink_rcv_skb+0x130/0x360
[20092.051941][T19513]      netlink_unicast+0x449/0x710
[20092.051941][T19513]      netlink_sendmsg+0x723/0xbe0
[20092.051941][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20092.051941][T19513]      ___sys_sendmsg+0xee/0x170
[20092.051941][T19513]      __sys_sendmsg+0xcd/0x170
[20092.051941][T19513]      do_syscall_64+0xc6/0x1e0
[20092.051941][T19513] 
[20092.054102][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20092.054102][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20092.054102][T19513]      ipv6_find_idev+0x102/0x170
[20092.054102][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20092.054102][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20092.054102][T19513]      netlink_rcv_skb+0x130/0x360
[20092.054102][T19513]      netlink_unicast+0x449/0x710
[20092.054102][T19513]      netlink_sendmsg+0x723/0xbe0
[20092.054102][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20092.054102][T19513]      ___sys_sendmsg+0xee/0x170
[20092.054102][T19513]      __sys_sendmsg+0xcd/0x170
[20092.054102][T19513]      do_syscall_64+0xc6/0x1e0
[20092.054102][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20092.054102][T19513] 
[20092.055805][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20092.055805][T19513]      neigh_parms_alloc+0x1e5/0x510
[20092.055805][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20092.055805][T19513]      ipv6_find_idev+0x102/0x170
[20092.055805][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20092.055805][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20092.055805][T19513]      netlink_rcv_skb+0x130/0x360
[20092.055805][T19513]      netlink_unicast+0x449/0x710
[20092.055805][T19513]      netlink_sendmsg+0x723/0xbe0
[20092.055805][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20092.055805][T19513]      ___sys_sendmsg+0xee/0x170
[20092.055805][T19513]      __sys_sendmsg+0xcd/0x170
[20092.055805][T19513]      do_syscall_64+0xc6/0x1e0
[20092.055805][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20092.055805][T19513] 
[20102.295201][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20102.296285][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20102.296285][T19513]      netdev_get_by_index+0x5e/0x80
[20102.296285][T19513]      fib6_nh_init+0x3d8/0x15b0
[20102.296285][T19513]      ip6_route_info_create+0xf18/0x17d0
[20102.296285][T19513]      ip6_route_add+0x1c/0x140
[20102.296285][T19513]      addrconf_prefix_route+0x2a6/0x430
[20102.296285][T19513]      inet6_addr_add+0x4f8/0xa40
[20102.296285][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20102.296285][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20102.296285][T19513]      netlink_rcv_skb+0x130/0x360
[20102.296285][T19513]      netlink_unicast+0x449/0x710
[20102.296285][T19513]      netlink_sendmsg+0x723/0xbe0
[20102.296285][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20102.296285][T19513]      ___sys_sendmsg+0xee/0x170
[20102.296285][T19513]      __sys_sendmsg+0xcd/0x170
[20102.296285][T19513]      do_syscall_64+0xc6/0x1e0
[20102.296285][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20102.296285][T19513] 
[20102.298526][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20102.298526][T19513]      netdev_get_by_index+0x5e/0x80
[20102.298526][T19513]      fib6_nh_init+0x3d8/0x15b0
[20102.298526][T19513]      ip6_route_info_create+0xf18/0x17d0
[20102.298526][T19513]      addrconf_f6i_alloc+0x315/0x560
[20102.298526][T19513]      ipv6_add_addr+0x411/0x2000
[20102.298526][T19513]      inet6_addr_add+0x30e/0xa40
[20102.298526][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20102.298526][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20102.298526][T19513]      netlink_rcv_skb+0x130/0x360
[20102.298526][T19513]      netlink_unicast+0x449/0x710
[20102.298526][T19513]      netlink_sendmsg+0x723/0xbe0
[20102.298526][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20102.298526][T19513]      ___sys_sendmsg+0xee/0x170
[20102.298526][T19513]      __sys_sendmsg+0xcd/0x170
[20102.298526][T19513]      do_syscall_64+0xc6/0x1e0
[20102.298526][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20102.298526][T19513] 
[20102.300718][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20102.300718][T19513]      netdev_get_by_index+0x5e/0x80
[20102.300718][T19513]      fib6_nh_init+0x3d8/0x15b0
[20102.300718][T19513]      ip6_route_info_create+0xf18/0x17d0
[20102.300718][T19513]      ip6_route_add+0x1c/0x140
[20102.300718][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20102.300718][T19513]      addrconf_add_dev+0xe2/0x170
[20102.300718][T19513]      inet6_addr_add+0x12f/0xa40
[20102.300718][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20102.300718][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20102.300718][T19513]      netlink_rcv_skb+0x130/0x360
[20102.300718][T19513]      netlink_unicast+0x449/0x710
[20102.300718][T19513]      netlink_sendmsg+0x723/0xbe0
[20102.300718][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20102.300718][T19513]      ___sys_sendmsg+0xee/0x170
[20102.300718][T19513]      __sys_sendmsg+0xcd/0x170
[20102.300718][T19513]      do_syscall_64+0xc6/0x1e0
[20102.300718][T19513] 
[20102.302881][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20102.302881][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20102.302881][T19513]      ipv6_find_idev+0x102/0x170
[20102.302881][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20102.302881][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20102.302881][T19513]      netlink_rcv_skb+0x130/0x360
[20102.302881][T19513]      netlink_unicast+0x449/0x710
[20102.302881][T19513]      netlink_sendmsg+0x723/0xbe0
[20102.302881][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20102.302881][T19513]      ___sys_sendmsg+0xee/0x170
[20102.302881][T19513]      __sys_sendmsg+0xcd/0x170
[20102.302881][T19513]      do_syscall_64+0xc6/0x1e0
[20102.302881][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20102.302881][T19513] 
[20102.304571][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20102.304571][T19513]      neigh_parms_alloc+0x1e5/0x510
[20102.304571][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20102.304571][T19513]      ipv6_find_idev+0x102/0x170
[20102.304571][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20102.304571][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20102.304571][T19513]      netlink_rcv_skb+0x130/0x360
[20102.304571][T19513]      netlink_unicast+0x449/0x710
[20102.304571][T19513]      netlink_sendmsg+0x723/0xbe0
[20102.304571][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20102.304571][T19513]      ___sys_sendmsg+0xee/0x170
[20102.304571][T19513]      __sys_sendmsg+0xcd/0x170
[20102.304571][T19513]      do_syscall_64+0xc6/0x1e0
[20102.304571][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20102.304571][T19513] 
[20112.543210][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20112.544315][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20112.544315][T19513]      netdev_get_by_index+0x5e/0x80
[20112.544315][T19513]      fib6_nh_init+0x3d8/0x15b0
[20112.544315][T19513]      ip6_route_info_create+0xf18/0x17d0
[20112.544315][T19513]      ip6_route_add+0x1c/0x140
[20112.544315][T19513]      addrconf_prefix_route+0x2a6/0x430
[20112.544315][T19513]      inet6_addr_add+0x4f8/0xa40
[20112.544315][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20112.544315][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20112.544315][T19513]      netlink_rcv_skb+0x130/0x360
[20112.544315][T19513]      netlink_unicast+0x449/0x710
[20112.544315][T19513]      netlink_sendmsg+0x723/0xbe0
[20112.544315][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20112.544315][T19513]      ___sys_sendmsg+0xee/0x170
[20112.544315][T19513]      __sys_sendmsg+0xcd/0x170
[20112.544315][T19513]      do_syscall_64+0xc6/0x1e0
[20112.544315][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20112.544315][T19513] 
[20112.546660][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20112.546660][T19513]      netdev_get_by_index+0x5e/0x80
[20112.546660][T19513]      fib6_nh_init+0x3d8/0x15b0
[20112.546660][T19513]      ip6_route_info_create+0xf18/0x17d0
[20112.546660][T19513]      addrconf_f6i_alloc+0x315/0x560
[20112.546660][T19513]      ipv6_add_addr+0x411/0x2000
[20112.546660][T19513]      inet6_addr_add+0x30e/0xa40
[20112.546660][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20112.546660][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20112.546660][T19513]      netlink_rcv_skb+0x130/0x360
[20112.546660][T19513]      netlink_unicast+0x449/0x710
[20112.546660][T19513]      netlink_sendmsg+0x723/0xbe0
[20112.546660][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20112.546660][T19513]      ___sys_sendmsg+0xee/0x170
[20112.546660][T19513]      __sys_sendmsg+0xcd/0x170
[20112.546660][T19513]      do_syscall_64+0xc6/0x1e0
[20112.546660][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20112.546660][T19513] 
[20112.548953][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20112.548953][T19513]      netdev_get_by_index+0x5e/0x80
[20112.548953][T19513]      fib6_nh_init+0x3d8/0x15b0
[20112.548953][T19513]      ip6_route_info_create+0xf18/0x17d0
[20112.548953][T19513]      ip6_route_add+0x1c/0x140
[20112.548953][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20112.548953][T19513]      addrconf_add_dev+0xe2/0x170
[20112.548953][T19513]      inet6_addr_add+0x12f/0xa40
[20112.548953][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20112.548953][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20112.548953][T19513]      netlink_rcv_skb+0x130/0x360
[20112.548953][T19513]      netlink_unicast+0x449/0x710
[20112.548953][T19513]      netlink_sendmsg+0x723/0xbe0
[20112.548953][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20112.548953][T19513]      ___sys_sendmsg+0xee/0x170
[20112.548953][T19513]      __sys_sendmsg+0xcd/0x170
[20112.548953][T19513]      do_syscall_64+0xc6/0x1e0
[20112.548953][T19513] 
[20112.551201][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20112.551201][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20112.551201][T19513]      ipv6_find_idev+0x102/0x170
[20112.551201][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20112.551201][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20112.551201][T19513]      netlink_rcv_skb+0x130/0x360
[20112.551201][T19513]      netlink_unicast+0x449/0x710
[20112.551201][T19513]      netlink_sendmsg+0x723/0xbe0
[20112.551201][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20112.551201][T19513]      ___sys_sendmsg+0xee/0x170
[20112.551201][T19513]      __sys_sendmsg+0xcd/0x170
[20112.551201][T19513]      do_syscall_64+0xc6/0x1e0
[20112.551201][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20112.551201][T19513] 
[20112.552956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20112.552956][T19513]      neigh_parms_alloc+0x1e5/0x510
[20112.552956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20112.552956][T19513]      ipv6_find_idev+0x102/0x170
[20112.552956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20112.552956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20112.552956][T19513]      netlink_rcv_skb+0x130/0x360
[20112.552956][T19513]      netlink_unicast+0x449/0x710
[20112.552956][T19513]      netlink_sendmsg+0x723/0xbe0
[20112.552956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20112.552956][T19513]      ___sys_sendmsg+0xee/0x170
[20112.552956][T19513]      __sys_sendmsg+0xcd/0x170
[20112.552956][T19513]      do_syscall_64+0xc6/0x1e0
[20112.552956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20112.552956][T19513] 
[20122.791128][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20122.791608][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20122.791608][T19513]      netdev_get_by_index+0x5e/0x80
[20122.791608][T19513]      fib6_nh_init+0x3d8/0x15b0
[20122.791608][T19513]      ip6_route_info_create+0xf18/0x17d0
[20122.791608][T19513]      ip6_route_add+0x1c/0x140
[20122.791608][T19513]      addrconf_prefix_route+0x2a6/0x430
[20122.791608][T19513]      inet6_addr_add+0x4f8/0xa40
[20122.791608][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20122.791608][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20122.791608][T19513]      netlink_rcv_skb+0x130/0x360
[20122.791608][T19513]      netlink_unicast+0x449/0x710
[20122.791608][T19513]      netlink_sendmsg+0x723/0xbe0
[20122.791608][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20122.791608][T19513]      ___sys_sendmsg+0xee/0x170
[20122.791608][T19513]      __sys_sendmsg+0xcd/0x170
[20122.791608][T19513]      do_syscall_64+0xc6/0x1e0
[20122.791608][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20122.791608][T19513] 
[20122.794032][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20122.794032][T19513]      netdev_get_by_index+0x5e/0x80
[20122.794032][T19513]      fib6_nh_init+0x3d8/0x15b0
[20122.794032][T19513]      ip6_route_info_create+0xf18/0x17d0
[20122.794032][T19513]      addrconf_f6i_alloc+0x315/0x560
[20122.794032][T19513]      ipv6_add_addr+0x411/0x2000
[20122.794032][T19513]      inet6_addr_add+0x30e/0xa40
[20122.794032][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20122.794032][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20122.794032][T19513]      netlink_rcv_skb+0x130/0x360
[20122.794032][T19513]      netlink_unicast+0x449/0x710
[20122.794032][T19513]      netlink_sendmsg+0x723/0xbe0
[20122.794032][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20122.794032][T19513]      ___sys_sendmsg+0xee/0x170
[20122.794032][T19513]      __sys_sendmsg+0xcd/0x170
[20122.794032][T19513]      do_syscall_64+0xc6/0x1e0
[20122.794032][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20122.794032][T19513] 
[20122.796357][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20122.796357][T19513]      netdev_get_by_index+0x5e/0x80
[20122.796357][T19513]      fib6_nh_init+0x3d8/0x15b0
[20122.796357][T19513]      ip6_route_info_create+0xf18/0x17d0
[20122.796357][T19513]      ip6_route_add+0x1c/0x140
[20122.796357][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20122.796357][T19513]      addrconf_add_dev+0xe2/0x170
[20122.796357][T19513]      inet6_addr_add+0x12f/0xa40
[20122.796357][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20122.796357][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20122.796357][T19513]      netlink_rcv_skb+0x130/0x360
[20122.796357][T19513]      netlink_unicast+0x449/0x710
[20122.796357][T19513]      netlink_sendmsg+0x723/0xbe0
[20122.796357][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20122.796357][T19513]      ___sys_sendmsg+0xee/0x170
[20122.796357][T19513]      __sys_sendmsg+0xcd/0x170
[20122.796357][T19513]      do_syscall_64+0xc6/0x1e0
[20122.796357][T19513] 
[20122.798611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20122.798611][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20122.798611][T19513]      ipv6_find_idev+0x102/0x170
[20122.798611][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20122.798611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20122.798611][T19513]      netlink_rcv_skb+0x130/0x360
[20122.798611][T19513]      netlink_unicast+0x449/0x710
[20122.798611][T19513]      netlink_sendmsg+0x723/0xbe0
[20122.798611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20122.798611][T19513]      ___sys_sendmsg+0xee/0x170
[20122.798611][T19513]      __sys_sendmsg+0xcd/0x170
[20122.798611][T19513]      do_syscall_64+0xc6/0x1e0
[20122.798611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20122.798611][T19513] 
[20122.800375][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20122.800375][T19513]      neigh_parms_alloc+0x1e5/0x510
[20122.800375][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20122.800375][T19513]      ipv6_find_idev+0x102/0x170
[20122.800375][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20122.800375][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20122.800375][T19513]      netlink_rcv_skb+0x130/0x360
[20122.800375][T19513]      netlink_unicast+0x449/0x710
[20122.800375][T19513]      netlink_sendmsg+0x723/0xbe0
[20122.800375][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20122.800375][T19513]      ___sys_sendmsg+0xee/0x170
[20122.800375][T19513]      __sys_sendmsg+0xcd/0x170
[20122.800375][T19513]      do_syscall_64+0xc6/0x1e0
[20122.800375][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20122.800375][T19513] 
[20133.039055][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20133.039522][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20133.039522][T19513]      netdev_get_by_index+0x5e/0x80
[20133.039522][T19513]      fib6_nh_init+0x3d8/0x15b0
[20133.039522][T19513]      ip6_route_info_create+0xf18/0x17d0
[20133.039522][T19513]      ip6_route_add+0x1c/0x140
[20133.039522][T19513]      addrconf_prefix_route+0x2a6/0x430
[20133.039522][T19513]      inet6_addr_add+0x4f8/0xa40
[20133.039522][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20133.039522][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20133.039522][T19513]      netlink_rcv_skb+0x130/0x360
[20133.039522][T19513]      netlink_unicast+0x449/0x710
[20133.039522][T19513]      netlink_sendmsg+0x723/0xbe0
[20133.039522][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20133.039522][T19513]      ___sys_sendmsg+0xee/0x170
[20133.039522][T19513]      __sys_sendmsg+0xcd/0x170
[20133.039522][T19513]      do_syscall_64+0xc6/0x1e0
[20133.039522][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20133.039522][T19513] 
[20133.041846][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20133.041846][T19513]      netdev_get_by_index+0x5e/0x80
[20133.041846][T19513]      fib6_nh_init+0x3d8/0x15b0
[20133.041846][T19513]      ip6_route_info_create+0xf18/0x17d0
[20133.041846][T19513]      addrconf_f6i_alloc+0x315/0x560
[20133.041846][T19513]      ipv6_add_addr+0x411/0x2000
[20133.041846][T19513]      inet6_addr_add+0x30e/0xa40
[20133.041846][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20133.041846][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20133.041846][T19513]      netlink_rcv_skb+0x130/0x360
[20133.041846][T19513]      netlink_unicast+0x449/0x710
[20133.041846][T19513]      netlink_sendmsg+0x723/0xbe0
[20133.041846][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20133.041846][T19513]      ___sys_sendmsg+0xee/0x170
[20133.041846][T19513]      __sys_sendmsg+0xcd/0x170
[20133.041846][T19513]      do_syscall_64+0xc6/0x1e0
[20133.041846][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20133.041846][T19513] 
[20133.044135][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20133.044135][T19513]      netdev_get_by_index+0x5e/0x80
[20133.044135][T19513]      fib6_nh_init+0x3d8/0x15b0
[20133.044135][T19513]      ip6_route_info_create+0xf18/0x17d0
[20133.044135][T19513]      ip6_route_add+0x1c/0x140
[20133.044135][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20133.044135][T19513]      addrconf_add_dev+0xe2/0x170
[20133.044135][T19513]      inet6_addr_add+0x12f/0xa40
[20133.044135][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20133.044135][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20133.044135][T19513]      netlink_rcv_skb+0x130/0x360
[20133.044135][T19513]      netlink_unicast+0x449/0x710
[20133.044135][T19513]      netlink_sendmsg+0x723/0xbe0
[20133.044135][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20133.044135][T19513]      ___sys_sendmsg+0xee/0x170
[20133.044135][T19513]      __sys_sendmsg+0xcd/0x170
[20133.044135][T19513]      do_syscall_64+0xc6/0x1e0
[20133.044135][T19513] 
[20133.046931][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20133.046931][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20133.046931][T19513]      ipv6_find_idev+0x102/0x170
[20133.046931][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20133.046931][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20133.046931][T19513]      netlink_rcv_skb+0x130/0x360
[20133.046931][T19513]      netlink_unicast+0x449/0x710
[20133.046931][T19513]      netlink_sendmsg+0x723/0xbe0
[20133.046931][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20133.046931][T19513]      ___sys_sendmsg+0xee/0x170
[20133.046931][T19513]      __sys_sendmsg+0xcd/0x170
[20133.046931][T19513]      do_syscall_64+0xc6/0x1e0
[20133.046931][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20133.046931][T19513] 
[20133.048689][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20133.048689][T19513]      neigh_parms_alloc+0x1e5/0x510
[20133.048689][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20133.048689][T19513]      ipv6_find_idev+0x102/0x170
[20133.048689][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20133.048689][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20133.048689][T19513]      netlink_rcv_skb+0x130/0x360
[20133.048689][T19513]      netlink_unicast+0x449/0x710
[20133.048689][T19513]      netlink_sendmsg+0x723/0xbe0
[20133.048689][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20133.048689][T19513]      ___sys_sendmsg+0xee/0x170
[20133.048689][T19513]      __sys_sendmsg+0xcd/0x170
[20133.048689][T19513]      do_syscall_64+0xc6/0x1e0
[20133.048689][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20133.048689][T19513] 
[20143.103131][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20143.103611][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20143.103611][T19513]      netdev_get_by_index+0x5e/0x80
[20143.103611][T19513]      fib6_nh_init+0x3d8/0x15b0
[20143.103611][T19513]      ip6_route_info_create+0xf18/0x17d0
[20143.103611][T19513]      ip6_route_add+0x1c/0x140
[20143.103611][T19513]      addrconf_prefix_route+0x2a6/0x430
[20143.103611][T19513]      inet6_addr_add+0x4f8/0xa40
[20143.103611][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20143.103611][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20143.103611][T19513]      netlink_rcv_skb+0x130/0x360
[20143.103611][T19513]      netlink_unicast+0x449/0x710
[20143.103611][T19513]      netlink_sendmsg+0x723/0xbe0
[20143.103611][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20143.103611][T19513]      ___sys_sendmsg+0xee/0x170
[20143.103611][T19513]      __sys_sendmsg+0xcd/0x170
[20143.103611][T19513]      do_syscall_64+0xc6/0x1e0
[20143.103611][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20143.103611][T19513] 
[20143.106002][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20143.106002][T19513]      netdev_get_by_index+0x5e/0x80
[20143.106002][T19513]      fib6_nh_init+0x3d8/0x15b0
[20143.106002][T19513]      ip6_route_info_create+0xf18/0x17d0
[20143.106002][T19513]      addrconf_f6i_alloc+0x315/0x560
[20143.106002][T19513]      ipv6_add_addr+0x411/0x2000
[20143.106002][T19513]      inet6_addr_add+0x30e/0xa40
[20143.106002][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20143.106002][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20143.106002][T19513]      netlink_rcv_skb+0x130/0x360
[20143.106002][T19513]      netlink_unicast+0x449/0x710
[20143.106002][T19513]      netlink_sendmsg+0x723/0xbe0
[20143.106002][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20143.106002][T19513]      ___sys_sendmsg+0xee/0x170
[20143.106002][T19513]      __sys_sendmsg+0xcd/0x170
[20143.106002][T19513]      do_syscall_64+0xc6/0x1e0
[20143.106002][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20143.106002][T19513] 
[20143.108251][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20143.108251][T19513]      netdev_get_by_index+0x5e/0x80
[20143.108251][T19513]      fib6_nh_init+0x3d8/0x15b0
[20143.108251][T19513]      ip6_route_info_create+0xf18/0x17d0
[20143.108251][T19513]      ip6_route_add+0x1c/0x140
[20143.108251][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20143.108251][T19513]      addrconf_add_dev+0xe2/0x170
[20143.108251][T19513]      inet6_addr_add+0x12f/0xa40
[20143.108251][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20143.108251][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20143.108251][T19513]      netlink_rcv_skb+0x130/0x360
[20143.108251][T19513]      netlink_unicast+0x449/0x710
[20143.108251][T19513]      netlink_sendmsg+0x723/0xbe0
[20143.108251][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20143.108251][T19513]      ___sys_sendmsg+0xee/0x170
[20143.108251][T19513]      __sys_sendmsg+0xcd/0x170
[20143.108251][T19513]      do_syscall_64+0xc6/0x1e0
[20143.108251][T19513] 
[20143.110466][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20143.110466][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20143.110466][T19513]      ipv6_find_idev+0x102/0x170
[20143.110466][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20143.110466][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20143.110466][T19513]      netlink_rcv_skb+0x130/0x360
[20143.110466][T19513]      netlink_unicast+0x449/0x710
[20143.110466][T19513]      netlink_sendmsg+0x723/0xbe0
[20143.110466][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20143.110466][T19513]      ___sys_sendmsg+0xee/0x170
[20143.110466][T19513]      __sys_sendmsg+0xcd/0x170
[20143.110466][T19513]      do_syscall_64+0xc6/0x1e0
[20143.110466][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20143.110466][T19513] 
[20143.112226][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20143.112226][T19513]      neigh_parms_alloc+0x1e5/0x510
[20143.112226][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20143.112226][T19513]      ipv6_find_idev+0x102/0x170
[20143.112226][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20143.112226][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20143.112226][T19513]      netlink_rcv_skb+0x130/0x360
[20143.112226][T19513]      netlink_unicast+0x449/0x710
[20143.112226][T19513]      netlink_sendmsg+0x723/0xbe0
[20143.112226][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20143.112226][T19513]      ___sys_sendmsg+0xee/0x170
[20143.112226][T19513]      __sys_sendmsg+0xcd/0x170
[20143.112226][T19513]      do_syscall_64+0xc6/0x1e0
[20143.112226][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20143.112226][T19513] 
[20153.167237][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20153.167809][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20153.167809][T19513]      netdev_get_by_index+0x5e/0x80
[20153.167809][T19513]      fib6_nh_init+0x3d8/0x15b0
[20153.167809][T19513]      ip6_route_info_create+0xf18/0x17d0
[20153.167809][T19513]      ip6_route_add+0x1c/0x140
[20153.167809][T19513]      addrconf_prefix_route+0x2a6/0x430
[20153.167809][T19513]      inet6_addr_add+0x4f8/0xa40
[20153.167809][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20153.167809][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20153.167809][T19513]      netlink_rcv_skb+0x130/0x360
[20153.167809][T19513]      netlink_unicast+0x449/0x710
[20153.167809][T19513]      netlink_sendmsg+0x723/0xbe0
[20153.167809][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20153.167809][T19513]      ___sys_sendmsg+0xee/0x170
[20153.167809][T19513]      __sys_sendmsg+0xcd/0x170
[20153.167809][T19513]      do_syscall_64+0xc6/0x1e0
[20153.167809][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20153.167809][T19513] 
[20153.170194][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20153.170194][T19513]      netdev_get_by_index+0x5e/0x80
[20153.170194][T19513]      fib6_nh_init+0x3d8/0x15b0
[20153.170194][T19513]      ip6_route_info_create+0xf18/0x17d0
[20153.170194][T19513]      addrconf_f6i_alloc+0x315/0x560
[20153.170194][T19513]      ipv6_add_addr+0x411/0x2000
[20153.170194][T19513]      inet6_addr_add+0x30e/0xa40
[20153.170194][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20153.170194][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20153.170194][T19513]      netlink_rcv_skb+0x130/0x360
[20153.170194][T19513]      netlink_unicast+0x449/0x710
[20153.170194][T19513]      netlink_sendmsg+0x723/0xbe0
[20153.170194][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20153.170194][T19513]      ___sys_sendmsg+0xee/0x170
[20153.170194][T19513]      __sys_sendmsg+0xcd/0x170
[20153.170194][T19513]      do_syscall_64+0xc6/0x1e0
[20153.170194][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20153.170194][T19513] 
[20153.173666][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20153.173666][T19513]      netdev_get_by_index+0x5e/0x80
[20153.173666][T19513]      fib6_nh_init+0x3d8/0x15b0
[20153.173666][T19513]      ip6_route_info_create+0xf18/0x17d0
[20153.173666][T19513]      ip6_route_add+0x1c/0x140
[20153.173666][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20153.173666][T19513]      addrconf_add_dev+0xe2/0x170
[20153.173666][T19513]      inet6_addr_add+0x12f/0xa40
[20153.173666][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20153.173666][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20153.173666][T19513]      netlink_rcv_skb+0x130/0x360
[20153.173666][T19513]      netlink_unicast+0x449/0x710
[20153.173666][T19513]      netlink_sendmsg+0x723/0xbe0
[20153.173666][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20153.173666][T19513]      ___sys_sendmsg+0xee/0x170
[20153.173666][T19513]      __sys_sendmsg+0xcd/0x170
[20153.173666][T19513]      do_syscall_64+0xc6/0x1e0
[20153.173666][T19513] 
[20153.176032][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20153.176032][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20153.176032][T19513]      ipv6_find_idev+0x102/0x170
[20153.176032][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20153.176032][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20153.176032][T19513]      netlink_rcv_skb+0x130/0x360
[20153.176032][T19513]      netlink_unicast+0x449/0x710
[20153.176032][T19513]      netlink_sendmsg+0x723/0xbe0
[20153.176032][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20153.176032][T19513]      ___sys_sendmsg+0xee/0x170
[20153.176032][T19513]      __sys_sendmsg+0xcd/0x170
[20153.176032][T19513]      do_syscall_64+0xc6/0x1e0
[20153.176032][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20153.176032][T19513] 
[20153.177886][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20153.177886][T19513]      neigh_parms_alloc+0x1e5/0x510
[20153.177886][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20153.177886][T19513]      ipv6_find_idev+0x102/0x170
[20153.177886][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20153.177886][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20153.177886][T19513]      netlink_rcv_skb+0x130/0x360
[20153.177886][T19513]      netlink_unicast+0x449/0x710
[20153.177886][T19513]      netlink_sendmsg+0x723/0xbe0
[20153.177886][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20153.177886][T19513]      ___sys_sendmsg+0xee/0x170
[20153.177886][T19513]      __sys_sendmsg+0xcd/0x170
[20153.177886][T19513]      do_syscall_64+0xc6/0x1e0
[20153.177886][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20153.177886][T19513] 
[20163.343343][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20163.343920][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20163.343920][T19513]      netdev_get_by_index+0x5e/0x80
[20163.343920][T19513]      fib6_nh_init+0x3d8/0x15b0
[20163.343920][T19513]      ip6_route_info_create+0xf18/0x17d0
[20163.343920][T19513]      ip6_route_add+0x1c/0x140
[20163.343920][T19513]      addrconf_prefix_route+0x2a6/0x430
[20163.343920][T19513]      inet6_addr_add+0x4f8/0xa40
[20163.343920][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20163.343920][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20163.343920][T19513]      netlink_rcv_skb+0x130/0x360
[20163.343920][T19513]      netlink_unicast+0x449/0x710
[20163.343920][T19513]      netlink_sendmsg+0x723/0xbe0
[20163.343920][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20163.343920][T19513]      ___sys_sendmsg+0xee/0x170
[20163.343920][T19513]      __sys_sendmsg+0xcd/0x170
[20163.343920][T19513]      do_syscall_64+0xc6/0x1e0
[20163.343920][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20163.343920][T19513] 
[20163.346261][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20163.346261][T19513]      netdev_get_by_index+0x5e/0x80
[20163.346261][T19513]      fib6_nh_init+0x3d8/0x15b0
[20163.346261][T19513]      ip6_route_info_create+0xf18/0x17d0
[20163.346261][T19513]      addrconf_f6i_alloc+0x315/0x560
[20163.346261][T19513]      ipv6_add_addr+0x411/0x2000
[20163.346261][T19513]      inet6_addr_add+0x30e/0xa40
[20163.346261][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20163.346261][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20163.346261][T19513]      netlink_rcv_skb+0x130/0x360
[20163.346261][T19513]      netlink_unicast+0x449/0x710
[20163.346261][T19513]      netlink_sendmsg+0x723/0xbe0
[20163.346261][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20163.346261][T19513]      ___sys_sendmsg+0xee/0x170
[20163.346261][T19513]      __sys_sendmsg+0xcd/0x170
[20163.346261][T19513]      do_syscall_64+0xc6/0x1e0
[20163.346261][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20163.346261][T19513] 
[20163.348559][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20163.348559][T19513]      netdev_get_by_index+0x5e/0x80
[20163.348559][T19513]      fib6_nh_init+0x3d8/0x15b0
[20163.348559][T19513]      ip6_route_info_create+0xf18/0x17d0
[20163.348559][T19513]      ip6_route_add+0x1c/0x140
[20163.348559][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20163.348559][T19513]      addrconf_add_dev+0xe2/0x170
[20163.348559][T19513]      inet6_addr_add+0x12f/0xa40
[20163.348559][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20163.348559][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20163.348559][T19513]      netlink_rcv_skb+0x130/0x360
[20163.348559][T19513]      netlink_unicast+0x449/0x710
[20163.348559][T19513]      netlink_sendmsg+0x723/0xbe0
[20163.348559][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20163.348559][T19513]      ___sys_sendmsg+0xee/0x170
[20163.348559][T19513]      __sys_sendmsg+0xcd/0x170
[20163.348559][T19513]      do_syscall_64+0xc6/0x1e0
[20163.348559][T19513] 
[20163.351461][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20163.351461][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20163.351461][T19513]      ipv6_find_idev+0x102/0x170
[20163.351461][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20163.351461][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20163.351461][T19513]      netlink_rcv_skb+0x130/0x360
[20163.351461][T19513]      netlink_unicast+0x449/0x710
[20163.351461][T19513]      netlink_sendmsg+0x723/0xbe0
[20163.351461][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20163.351461][T19513]      ___sys_sendmsg+0xee/0x170
[20163.351461][T19513]      __sys_sendmsg+0xcd/0x170
[20163.351461][T19513]      do_syscall_64+0xc6/0x1e0
[20163.351461][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20163.351461][T19513] 
[20163.353279][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20163.353279][T19513]      neigh_parms_alloc+0x1e5/0x510
[20163.353279][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20163.353279][T19513]      ipv6_find_idev+0x102/0x170
[20163.353279][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20163.353279][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20163.353279][T19513]      netlink_rcv_skb+0x130/0x360
[20163.353279][T19513]      netlink_unicast+0x449/0x710
[20163.353279][T19513]      netlink_sendmsg+0x723/0xbe0
[20163.353279][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20163.353279][T19513]      ___sys_sendmsg+0xee/0x170
[20163.353279][T19513]      __sys_sendmsg+0xcd/0x170
[20163.353279][T19513]      do_syscall_64+0xc6/0x1e0
[20163.353279][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20163.353279][T19513] 
[20173.423152][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20173.423688][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20173.423688][T19513]      netdev_get_by_index+0x5e/0x80
[20173.423688][T19513]      fib6_nh_init+0x3d8/0x15b0
[20173.423688][T19513]      ip6_route_info_create+0xf18/0x17d0
[20173.423688][T19513]      ip6_route_add+0x1c/0x140
[20173.423688][T19513]      addrconf_prefix_route+0x2a6/0x430
[20173.423688][T19513]      inet6_addr_add+0x4f8/0xa40
[20173.423688][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20173.423688][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20173.423688][T19513]      netlink_rcv_skb+0x130/0x360
[20173.423688][T19513]      netlink_unicast+0x449/0x710
[20173.423688][T19513]      netlink_sendmsg+0x723/0xbe0
[20173.423688][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20173.423688][T19513]      ___sys_sendmsg+0xee/0x170
[20173.423688][T19513]      __sys_sendmsg+0xcd/0x170
[20173.423688][T19513]      do_syscall_64+0xc6/0x1e0
[20173.423688][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20173.423688][T19513] 
[20173.425988][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20173.425988][T19513]      netdev_get_by_index+0x5e/0x80
[20173.425988][T19513]      fib6_nh_init+0x3d8/0x15b0
[20173.425988][T19513]      ip6_route_info_create+0xf18/0x17d0
[20173.425988][T19513]      addrconf_f6i_alloc+0x315/0x560
[20173.425988][T19513]      ipv6_add_addr+0x411/0x2000
[20173.425988][T19513]      inet6_addr_add+0x30e/0xa40
[20173.425988][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20173.425988][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20173.425988][T19513]      netlink_rcv_skb+0x130/0x360
[20173.425988][T19513]      netlink_unicast+0x449/0x710
[20173.425988][T19513]      netlink_sendmsg+0x723/0xbe0
[20173.425988][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20173.425988][T19513]      ___sys_sendmsg+0xee/0x170
[20173.425988][T19513]      __sys_sendmsg+0xcd/0x170
[20173.425988][T19513]      do_syscall_64+0xc6/0x1e0
[20173.425988][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20173.425988][T19513] 
[20173.428230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20173.428230][T19513]      netdev_get_by_index+0x5e/0x80
[20173.428230][T19513]      fib6_nh_init+0x3d8/0x15b0
[20173.428230][T19513]      ip6_route_info_create+0xf18/0x17d0
[20173.428230][T19513]      ip6_route_add+0x1c/0x140
[20173.428230][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20173.428230][T19513]      addrconf_add_dev+0xe2/0x170
[20173.428230][T19513]      inet6_addr_add+0x12f/0xa40
[20173.428230][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20173.428230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20173.428230][T19513]      netlink_rcv_skb+0x130/0x360
[20173.428230][T19513]      netlink_unicast+0x449/0x710
[20173.428230][T19513]      netlink_sendmsg+0x723/0xbe0
[20173.428230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20173.428230][T19513]      ___sys_sendmsg+0xee/0x170
[20173.428230][T19513]      __sys_sendmsg+0xcd/0x170
[20173.428230][T19513]      do_syscall_64+0xc6/0x1e0
[20173.428230][T19513] 
[20173.430493][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20173.430493][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20173.430493][T19513]      ipv6_find_idev+0x102/0x170
[20173.430493][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20173.430493][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20173.430493][T19513]      netlink_rcv_skb+0x130/0x360
[20173.430493][T19513]      netlink_unicast+0x449/0x710
[20173.430493][T19513]      netlink_sendmsg+0x723/0xbe0
[20173.430493][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20173.430493][T19513]      ___sys_sendmsg+0xee/0x170
[20173.430493][T19513]      __sys_sendmsg+0xcd/0x170
[20173.430493][T19513]      do_syscall_64+0xc6/0x1e0
[20173.430493][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20173.430493][T19513] 
[20173.432266][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20173.432266][T19513]      neigh_parms_alloc+0x1e5/0x510
[20173.432266][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20173.432266][T19513]      ipv6_find_idev+0x102/0x170
[20173.432266][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20173.432266][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20173.432266][T19513]      netlink_rcv_skb+0x130/0x360
[20173.432266][T19513]      netlink_unicast+0x449/0x710
[20173.432266][T19513]      netlink_sendmsg+0x723/0xbe0
[20173.432266][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20173.432266][T19513]      ___sys_sendmsg+0xee/0x170
[20173.432266][T19513]      __sys_sendmsg+0xcd/0x170
[20173.432266][T19513]      do_syscall_64+0xc6/0x1e0
[20173.432266][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20173.432266][T19513] 
[20183.671197][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20183.671757][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20183.671757][T19513]      netdev_get_by_index+0x5e/0x80
[20183.671757][T19513]      fib6_nh_init+0x3d8/0x15b0
[20183.671757][T19513]      ip6_route_info_create+0xf18/0x17d0
[20183.671757][T19513]      ip6_route_add+0x1c/0x140
[20183.671757][T19513]      addrconf_prefix_route+0x2a6/0x430
[20183.671757][T19513]      inet6_addr_add+0x4f8/0xa40
[20183.671757][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20183.671757][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20183.671757][T19513]      netlink_rcv_skb+0x130/0x360
[20183.671757][T19513]      netlink_unicast+0x449/0x710
[20183.671757][T19513]      netlink_sendmsg+0x723/0xbe0
[20183.671757][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20183.671757][T19513]      ___sys_sendmsg+0xee/0x170
[20183.671757][T19513]      __sys_sendmsg+0xcd/0x170
[20183.671757][T19513]      do_syscall_64+0xc6/0x1e0
[20183.671757][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20183.671757][T19513] 
[20183.674100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20183.674100][T19513]      netdev_get_by_index+0x5e/0x80
[20183.674100][T19513]      fib6_nh_init+0x3d8/0x15b0
[20183.674100][T19513]      ip6_route_info_create+0xf18/0x17d0
[20183.674100][T19513]      addrconf_f6i_alloc+0x315/0x560
[20183.674100][T19513]      ipv6_add_addr+0x411/0x2000
[20183.674100][T19513]      inet6_addr_add+0x30e/0xa40
[20183.674100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20183.674100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20183.674100][T19513]      netlink_rcv_skb+0x130/0x360
[20183.674100][T19513]      netlink_unicast+0x449/0x710
[20183.674100][T19513]      netlink_sendmsg+0x723/0xbe0
[20183.674100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20183.674100][T19513]      ___sys_sendmsg+0xee/0x170
[20183.674100][T19513]      __sys_sendmsg+0xcd/0x170
[20183.674100][T19513]      do_syscall_64+0xc6/0x1e0
[20183.674100][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20183.674100][T19513] 
[20183.676393][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20183.676393][T19513]      netdev_get_by_index+0x5e/0x80
[20183.676393][T19513]      fib6_nh_init+0x3d8/0x15b0
[20183.676393][T19513]      ip6_route_info_create+0xf18/0x17d0
[20183.676393][T19513]      ip6_route_add+0x1c/0x140
[20183.676393][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20183.676393][T19513]      addrconf_add_dev+0xe2/0x170
[20183.676393][T19513]      inet6_addr_add+0x12f/0xa40
[20183.676393][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20183.676393][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20183.676393][T19513]      netlink_rcv_skb+0x130/0x360
[20183.676393][T19513]      netlink_unicast+0x449/0x710
[20183.676393][T19513]      netlink_sendmsg+0x723/0xbe0
[20183.676393][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20183.676393][T19513]      ___sys_sendmsg+0xee/0x170
[20183.676393][T19513]      __sys_sendmsg+0xcd/0x170
[20183.676393][T19513]      do_syscall_64+0xc6/0x1e0
[20183.676393][T19513] 
[20183.678641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20183.678641][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20183.678641][T19513]      ipv6_find_idev+0x102/0x170
[20183.678641][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20183.678641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20183.678641][T19513]      netlink_rcv_skb+0x130/0x360
[20183.678641][T19513]      netlink_unicast+0x449/0x710
[20183.678641][T19513]      netlink_sendmsg+0x723/0xbe0
[20183.678641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20183.678641][T19513]      ___sys_sendmsg+0xee/0x170
[20183.678641][T19513]      __sys_sendmsg+0xcd/0x170
[20183.678641][T19513]      do_syscall_64+0xc6/0x1e0
[20183.678641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20183.678641][T19513] 
[20183.680381][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20183.680381][T19513]      neigh_parms_alloc+0x1e5/0x510
[20183.680381][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20183.680381][T19513]      ipv6_find_idev+0x102/0x170
[20183.680381][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20183.680381][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20183.680381][T19513]      netlink_rcv_skb+0x130/0x360
[20183.680381][T19513]      netlink_unicast+0x449/0x710
[20183.680381][T19513]      netlink_sendmsg+0x723/0xbe0
[20183.680381][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20183.680381][T19513]      ___sys_sendmsg+0xee/0x170
[20183.680381][T19513]      __sys_sendmsg+0xcd/0x170
[20183.680381][T19513]      do_syscall_64+0xc6/0x1e0
[20183.680381][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20183.680381][T19513] 
[20193.919207][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20193.919826][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20193.919826][T19513]      netdev_get_by_index+0x5e/0x80
[20193.919826][T19513]      fib6_nh_init+0x3d8/0x15b0
[20193.919826][T19513]      ip6_route_info_create+0xf18/0x17d0
[20193.919826][T19513]      ip6_route_add+0x1c/0x140
[20193.919826][T19513]      addrconf_prefix_route+0x2a6/0x430
[20193.919826][T19513]      inet6_addr_add+0x4f8/0xa40
[20193.919826][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20193.919826][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20193.919826][T19513]      netlink_rcv_skb+0x130/0x360
[20193.919826][T19513]      netlink_unicast+0x449/0x710
[20193.919826][T19513]      netlink_sendmsg+0x723/0xbe0
[20193.919826][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20193.919826][T19513]      ___sys_sendmsg+0xee/0x170
[20193.919826][T19513]      __sys_sendmsg+0xcd/0x170
[20193.919826][T19513]      do_syscall_64+0xc6/0x1e0
[20193.919826][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20193.919826][T19513] 
[20193.922052][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20193.922052][T19513]      netdev_get_by_index+0x5e/0x80
[20193.922052][T19513]      fib6_nh_init+0x3d8/0x15b0
[20193.922052][T19513]      ip6_route_info_create+0xf18/0x17d0
[20193.922052][T19513]      addrconf_f6i_alloc+0x315/0x560
[20193.922052][T19513]      ipv6_add_addr+0x411/0x2000
[20193.922052][T19513]      inet6_addr_add+0x30e/0xa40
[20193.922052][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20193.922052][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20193.922052][T19513]      netlink_rcv_skb+0x130/0x360
[20193.922052][T19513]      netlink_unicast+0x449/0x710
[20193.922052][T19513]      netlink_sendmsg+0x723/0xbe0
[20193.922052][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20193.922052][T19513]      ___sys_sendmsg+0xee/0x170
[20193.922052][T19513]      __sys_sendmsg+0xcd/0x170
[20193.922052][T19513]      do_syscall_64+0xc6/0x1e0
[20193.922052][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20193.922052][T19513] 
[20193.924230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20193.924230][T19513]      netdev_get_by_index+0x5e/0x80
[20193.924230][T19513]      fib6_nh_init+0x3d8/0x15b0
[20193.924230][T19513]      ip6_route_info_create+0xf18/0x17d0
[20193.924230][T19513]      ip6_route_add+0x1c/0x140
[20193.924230][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20193.924230][T19513]      addrconf_add_dev+0xe2/0x170
[20193.924230][T19513]      inet6_addr_add+0x12f/0xa40
[20193.924230][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20193.924230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20193.924230][T19513]      netlink_rcv_skb+0x130/0x360
[20193.924230][T19513]      netlink_unicast+0x449/0x710
[20193.924230][T19513]      netlink_sendmsg+0x723/0xbe0
[20193.924230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20193.924230][T19513]      ___sys_sendmsg+0xee/0x170
[20193.924230][T19513]      __sys_sendmsg+0xcd/0x170
[20193.924230][T19513]      do_syscall_64+0xc6/0x1e0
[20193.924230][T19513] 
[20193.926310][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20193.926310][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20193.926310][T19513]      ipv6_find_idev+0x102/0x170
[20193.926310][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20193.926310][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20193.926310][T19513]      netlink_rcv_skb+0x130/0x360
[20193.926310][T19513]      netlink_unicast+0x449/0x710
[20193.926310][T19513]      netlink_sendmsg+0x723/0xbe0
[20193.926310][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20193.926310][T19513]      ___sys_sendmsg+0xee/0x170
[20193.926310][T19513]      __sys_sendmsg+0xcd/0x170
[20193.926310][T19513]      do_syscall_64+0xc6/0x1e0
[20193.926310][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20193.926310][T19513] 
[20193.927931][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20193.927931][T19513]      neigh_parms_alloc+0x1e5/0x510
[20193.927931][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20193.927931][T19513]      ipv6_find_idev+0x102/0x170
[20193.927931][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20193.927931][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20193.927931][T19513]      netlink_rcv_skb+0x130/0x360
[20193.927931][T19513]      netlink_unicast+0x449/0x710
[20193.927931][T19513]      netlink_sendmsg+0x723/0xbe0
[20193.927931][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20193.927931][T19513]      ___sys_sendmsg+0xee/0x170
[20193.927931][T19513]      __sys_sendmsg+0xcd/0x170
[20193.927931][T19513]      do_syscall_64+0xc6/0x1e0
[20193.927931][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20193.927931][T19513] 
[20204.007207][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20204.008320][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20204.008320][T19513]      netdev_get_by_index+0x5e/0x80
[20204.008320][T19513]      fib6_nh_init+0x3d8/0x15b0
[20204.008320][T19513]      ip6_route_info_create+0xf18/0x17d0
[20204.008320][T19513]      ip6_route_add+0x1c/0x140
[20204.008320][T19513]      addrconf_prefix_route+0x2a6/0x430
[20204.008320][T19513]      inet6_addr_add+0x4f8/0xa40
[20204.008320][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20204.008320][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20204.008320][T19513]      netlink_rcv_skb+0x130/0x360
[20204.008320][T19513]      netlink_unicast+0x449/0x710
[20204.008320][T19513]      netlink_sendmsg+0x723/0xbe0
[20204.008320][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20204.008320][T19513]      ___sys_sendmsg+0xee/0x170
[20204.008320][T19513]      __sys_sendmsg+0xcd/0x170
[20204.008320][T19513]      do_syscall_64+0xc6/0x1e0
[20204.008320][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20204.008320][T19513] 
[20204.010777][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20204.010777][T19513]      netdev_get_by_index+0x5e/0x80
[20204.010777][T19513]      fib6_nh_init+0x3d8/0x15b0
[20204.010777][T19513]      ip6_route_info_create+0xf18/0x17d0
[20204.010777][T19513]      addrconf_f6i_alloc+0x315/0x560
[20204.010777][T19513]      ipv6_add_addr+0x411/0x2000
[20204.010777][T19513]      inet6_addr_add+0x30e/0xa40
[20204.010777][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20204.010777][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20204.010777][T19513]      netlink_rcv_skb+0x130/0x360
[20204.010777][T19513]      netlink_unicast+0x449/0x710
[20204.010777][T19513]      netlink_sendmsg+0x723/0xbe0
[20204.010777][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20204.010777][T19513]      ___sys_sendmsg+0xee/0x170
[20204.010777][T19513]      __sys_sendmsg+0xcd/0x170
[20204.010777][T19513]      do_syscall_64+0xc6/0x1e0
[20204.010777][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20204.010777][T19513] 
[20204.012875][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20204.012875][T19513]      netdev_get_by_index+0x5e/0x80
[20204.012875][T19513]      fib6_nh_init+0x3d8/0x15b0
[20204.012875][T19513]      ip6_route_info_create+0xf18/0x17d0
[20204.012875][T19513]      ip6_route_add+0x1c/0x140
[20204.012875][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20204.012875][T19513]      addrconf_add_dev+0xe2/0x170
[20204.012875][T19513]      inet6_addr_add+0x12f/0xa40
[20204.012875][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20204.012875][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20204.012875][T19513]      netlink_rcv_skb+0x130/0x360
[20204.012875][T19513]      netlink_unicast+0x449/0x710
[20204.012875][T19513]      netlink_sendmsg+0x723/0xbe0
[20204.012875][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20204.012875][T19513]      ___sys_sendmsg+0xee/0x170
[20204.012875][T19513]      __sys_sendmsg+0xcd/0x170
[20204.012875][T19513]      do_syscall_64+0xc6/0x1e0
[20204.012875][T19513] 
[20204.014984][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20204.014984][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20204.014984][T19513]      ipv6_find_idev+0x102/0x170
[20204.014984][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20204.014984][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20204.014984][T19513]      netlink_rcv_skb+0x130/0x360
[20204.014984][T19513]      netlink_unicast+0x449/0x710
[20204.014984][T19513]      netlink_sendmsg+0x723/0xbe0
[20204.014984][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20204.014984][T19513]      ___sys_sendmsg+0xee/0x170
[20204.014984][T19513]      __sys_sendmsg+0xcd/0x170
[20204.014984][T19513]      do_syscall_64+0xc6/0x1e0
[20204.014984][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20204.014984][T19513] 
[20204.016653][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20204.016653][T19513]      neigh_parms_alloc+0x1e5/0x510
[20204.016653][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20204.016653][T19513]      ipv6_find_idev+0x102/0x170
[20204.016653][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20204.016653][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20204.016653][T19513]      netlink_rcv_skb+0x130/0x360
[20204.016653][T19513]      netlink_unicast+0x449/0x710
[20204.016653][T19513]      netlink_sendmsg+0x723/0xbe0
[20204.016653][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20204.016653][T19513]      ___sys_sendmsg+0xee/0x170
[20204.016653][T19513]      __sys_sendmsg+0xcd/0x170
[20204.016653][T19513]      do_syscall_64+0xc6/0x1e0
[20204.016653][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20204.016653][T19513] 
[20214.255188][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20214.255650][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20214.255650][T19513]      netdev_get_by_index+0x5e/0x80
[20214.255650][T19513]      fib6_nh_init+0x3d8/0x15b0
[20214.255650][T19513]      ip6_route_info_create+0xf18/0x17d0
[20214.255650][T19513]      ip6_route_add+0x1c/0x140
[20214.255650][T19513]      addrconf_prefix_route+0x2a6/0x430
[20214.255650][T19513]      inet6_addr_add+0x4f8/0xa40
[20214.255650][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20214.255650][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20214.255650][T19513]      netlink_rcv_skb+0x130/0x360
[20214.255650][T19513]      netlink_unicast+0x449/0x710
[20214.255650][T19513]      netlink_sendmsg+0x723/0xbe0
[20214.255650][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20214.255650][T19513]      ___sys_sendmsg+0xee/0x170
[20214.255650][T19513]      __sys_sendmsg+0xcd/0x170
[20214.255650][T19513]      do_syscall_64+0xc6/0x1e0
[20214.255650][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20214.255650][T19513] 
[20214.257771][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20214.257771][T19513]      netdev_get_by_index+0x5e/0x80
[20214.257771][T19513]      fib6_nh_init+0x3d8/0x15b0
[20214.257771][T19513]      ip6_route_info_create+0xf18/0x17d0
[20214.257771][T19513]      addrconf_f6i_alloc+0x315/0x560
[20214.257771][T19513]      ipv6_add_addr+0x411/0x2000
[20214.257771][T19513]      inet6_addr_add+0x30e/0xa40
[20214.257771][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20214.257771][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20214.257771][T19513]      netlink_rcv_skb+0x130/0x360
[20214.257771][T19513]      netlink_unicast+0x449/0x710
[20214.257771][T19513]      netlink_sendmsg+0x723/0xbe0
[20214.257771][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20214.257771][T19513]      ___sys_sendmsg+0xee/0x170
[20214.257771][T19513]      __sys_sendmsg+0xcd/0x170
[20214.257771][T19513]      do_syscall_64+0xc6/0x1e0
[20214.257771][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20214.257771][T19513] 
[20214.259865][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20214.259865][T19513]      netdev_get_by_index+0x5e/0x80
[20214.259865][T19513]      fib6_nh_init+0x3d8/0x15b0
[20214.259865][T19513]      ip6_route_info_create+0xf18/0x17d0
[20214.259865][T19513]      ip6_route_add+0x1c/0x140
[20214.259865][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20214.259865][T19513]      addrconf_add_dev+0xe2/0x170
[20214.259865][T19513]      inet6_addr_add+0x12f/0xa40
[20214.259865][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20214.259865][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20214.259865][T19513]      netlink_rcv_skb+0x130/0x360
[20214.259865][T19513]      netlink_unicast+0x449/0x710
[20214.259865][T19513]      netlink_sendmsg+0x723/0xbe0
[20214.259865][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20214.259865][T19513]      ___sys_sendmsg+0xee/0x170
[20214.259865][T19513]      __sys_sendmsg+0xcd/0x170
[20214.259865][T19513]      do_syscall_64+0xc6/0x1e0
[20214.259865][T19513] 
[20214.261934][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20214.261934][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20214.261934][T19513]      ipv6_find_idev+0x102/0x170
[20214.261934][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20214.261934][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20214.261934][T19513]      netlink_rcv_skb+0x130/0x360
[20214.261934][T19513]      netlink_unicast+0x449/0x710
[20214.261934][T19513]      netlink_sendmsg+0x723/0xbe0
[20214.261934][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20214.261934][T19513]      ___sys_sendmsg+0xee/0x170
[20214.261934][T19513]      __sys_sendmsg+0xcd/0x170
[20214.261934][T19513]      do_syscall_64+0xc6/0x1e0
[20214.261934][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20214.261934][T19513] 
[20214.263541][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20214.263541][T19513]      neigh_parms_alloc+0x1e5/0x510
[20214.263541][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20214.263541][T19513]      ipv6_find_idev+0x102/0x170
[20214.263541][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20214.263541][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20214.263541][T19513]      netlink_rcv_skb+0x130/0x360
[20214.263541][T19513]      netlink_unicast+0x449/0x710
[20214.263541][T19513]      netlink_sendmsg+0x723/0xbe0
[20214.263541][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20214.263541][T19513]      ___sys_sendmsg+0xee/0x170
[20214.263541][T19513]      __sys_sendmsg+0xcd/0x170
[20214.263541][T19513]      do_syscall_64+0xc6/0x1e0
[20214.263541][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20214.263541][T19513] 
[20224.295214][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20224.295739][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20224.295739][T19513]      netdev_get_by_index+0x5e/0x80
[20224.295739][T19513]      fib6_nh_init+0x3d8/0x15b0
[20224.295739][T19513]      ip6_route_info_create+0xf18/0x17d0
[20224.295739][T19513]      ip6_route_add+0x1c/0x140
[20224.295739][T19513]      addrconf_prefix_route+0x2a6/0x430
[20224.295739][T19513]      inet6_addr_add+0x4f8/0xa40
[20224.295739][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20224.295739][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20224.295739][T19513]      netlink_rcv_skb+0x130/0x360
[20224.295739][T19513]      netlink_unicast+0x449/0x710
[20224.295739][T19513]      netlink_sendmsg+0x723/0xbe0
[20224.295739][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20224.295739][T19513]      ___sys_sendmsg+0xee/0x170
[20224.295739][T19513]      __sys_sendmsg+0xcd/0x170
[20224.295739][T19513]      do_syscall_64+0xc6/0x1e0
[20224.295739][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20224.295739][T19513] 
[20224.297949][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20224.297949][T19513]      netdev_get_by_index+0x5e/0x80
[20224.297949][T19513]      fib6_nh_init+0x3d8/0x15b0
[20224.297949][T19513]      ip6_route_info_create+0xf18/0x17d0
[20224.297949][T19513]      addrconf_f6i_alloc+0x315/0x560
[20224.297949][T19513]      ipv6_add_addr+0x411/0x2000
[20224.297949][T19513]      inet6_addr_add+0x30e/0xa40
[20224.297949][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20224.297949][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20224.297949][T19513]      netlink_rcv_skb+0x130/0x360
[20224.297949][T19513]      netlink_unicast+0x449/0x710
[20224.297949][T19513]      netlink_sendmsg+0x723/0xbe0
[20224.297949][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20224.297949][T19513]      ___sys_sendmsg+0xee/0x170
[20224.297949][T19513]      __sys_sendmsg+0xcd/0x170
[20224.297949][T19513]      do_syscall_64+0xc6/0x1e0
[20224.297949][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20224.297949][T19513] 
[20224.300126][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20224.300126][T19513]      netdev_get_by_index+0x5e/0x80
[20224.300126][T19513]      fib6_nh_init+0x3d8/0x15b0
[20224.300126][T19513]      ip6_route_info_create+0xf18/0x17d0
[20224.300126][T19513]      ip6_route_add+0x1c/0x140
[20224.300126][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20224.300126][T19513]      addrconf_add_dev+0xe2/0x170
[20224.300126][T19513]      inet6_addr_add+0x12f/0xa40
[20224.300126][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20224.300126][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20224.300126][T19513]      netlink_rcv_skb+0x130/0x360
[20224.300126][T19513]      netlink_unicast+0x449/0x710
[20224.300126][T19513]      netlink_sendmsg+0x723/0xbe0
[20224.300126][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20224.300126][T19513]      ___sys_sendmsg+0xee/0x170
[20224.300126][T19513]      __sys_sendmsg+0xcd/0x170
[20224.300126][T19513]      do_syscall_64+0xc6/0x1e0
[20224.300126][T19513] 
[20224.302283][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20224.302283][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20224.302283][T19513]      ipv6_find_idev+0x102/0x170
[20224.302283][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20224.302283][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20224.302283][T19513]      netlink_rcv_skb+0x130/0x360
[20224.302283][T19513]      netlink_unicast+0x449/0x710
[20224.302283][T19513]      netlink_sendmsg+0x723/0xbe0
[20224.302283][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20224.302283][T19513]      ___sys_sendmsg+0xee/0x170
[20224.302283][T19513]      __sys_sendmsg+0xcd/0x170
[20224.302283][T19513]      do_syscall_64+0xc6/0x1e0
[20224.302283][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20224.302283][T19513] 
[20224.303988][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20224.303988][T19513]      neigh_parms_alloc+0x1e5/0x510
[20224.303988][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20224.303988][T19513]      ipv6_find_idev+0x102/0x170
[20224.303988][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20224.303988][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20224.303988][T19513]      netlink_rcv_skb+0x130/0x360
[20224.303988][T19513]      netlink_unicast+0x449/0x710
[20224.303988][T19513]      netlink_sendmsg+0x723/0xbe0
[20224.303988][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20224.303988][T19513]      ___sys_sendmsg+0xee/0x170
[20224.303988][T19513]      __sys_sendmsg+0xcd/0x170
[20224.303988][T19513]      do_syscall_64+0xc6/0x1e0
[20224.303988][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20224.303988][T19513] 
[20234.551146][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20234.551505][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20234.551505][T19513]      netdev_get_by_index+0x5e/0x80
[20234.551505][T19513]      fib6_nh_init+0x3d8/0x15b0
[20234.551505][T19513]      ip6_route_info_create+0xf18/0x17d0
[20234.551505][T19513]      ip6_route_add+0x1c/0x140
[20234.551505][T19513]      addrconf_prefix_route+0x2a6/0x430
[20234.551505][T19513]      inet6_addr_add+0x4f8/0xa40
[20234.551505][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20234.551505][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20234.551505][T19513]      netlink_rcv_skb+0x130/0x360
[20234.551505][T19513]      netlink_unicast+0x449/0x710
[20234.551505][T19513]      netlink_sendmsg+0x723/0xbe0
[20234.551505][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20234.551505][T19513]      ___sys_sendmsg+0xee/0x170
[20234.551505][T19513]      __sys_sendmsg+0xcd/0x170
[20234.551505][T19513]      do_syscall_64+0xc6/0x1e0
[20234.551505][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20234.551505][T19513] 
[20234.553677][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20234.553677][T19513]      netdev_get_by_index+0x5e/0x80
[20234.553677][T19513]      fib6_nh_init+0x3d8/0x15b0
[20234.553677][T19513]      ip6_route_info_create+0xf18/0x17d0
[20234.553677][T19513]      addrconf_f6i_alloc+0x315/0x560
[20234.553677][T19513]      ipv6_add_addr+0x411/0x2000
[20234.553677][T19513]      inet6_addr_add+0x30e/0xa40
[20234.553677][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20234.553677][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20234.553677][T19513]      netlink_rcv_skb+0x130/0x360
[20234.553677][T19513]      netlink_unicast+0x449/0x710
[20234.553677][T19513]      netlink_sendmsg+0x723/0xbe0
[20234.553677][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20234.553677][T19513]      ___sys_sendmsg+0xee/0x170
[20234.553677][T19513]      __sys_sendmsg+0xcd/0x170
[20234.553677][T19513]      do_syscall_64+0xc6/0x1e0
[20234.553677][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20234.553677][T19513] 
[20234.555882][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20234.555882][T19513]      netdev_get_by_index+0x5e/0x80
[20234.555882][T19513]      fib6_nh_init+0x3d8/0x15b0
[20234.555882][T19513]      ip6_route_info_create+0xf18/0x17d0
[20234.555882][T19513]      ip6_route_add+0x1c/0x140
[20234.555882][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20234.555882][T19513]      addrconf_add_dev+0xe2/0x170
[20234.555882][T19513]      inet6_addr_add+0x12f/0xa40
[20234.555882][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20234.555882][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20234.555882][T19513]      netlink_rcv_skb+0x130/0x360
[20234.555882][T19513]      netlink_unicast+0x449/0x710
[20234.555882][T19513]      netlink_sendmsg+0x723/0xbe0
[20234.555882][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20234.555882][T19513]      ___sys_sendmsg+0xee/0x170
[20234.555882][T19513]      __sys_sendmsg+0xcd/0x170
[20234.555882][T19513]      do_syscall_64+0xc6/0x1e0
[20234.555882][T19513] 
[20234.558009][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20234.558009][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20234.558009][T19513]      ipv6_find_idev+0x102/0x170
[20234.558009][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20234.558009][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20234.558009][T19513]      netlink_rcv_skb+0x130/0x360
[20234.558009][T19513]      netlink_unicast+0x449/0x710
[20234.558009][T19513]      netlink_sendmsg+0x723/0xbe0
[20234.558009][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20234.558009][T19513]      ___sys_sendmsg+0xee/0x170
[20234.558009][T19513]      __sys_sendmsg+0xcd/0x170
[20234.558009][T19513]      do_syscall_64+0xc6/0x1e0
[20234.558009][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20234.558009][T19513] 
[20234.559712][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20234.559712][T19513]      neigh_parms_alloc+0x1e5/0x510
[20234.559712][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20234.559712][T19513]      ipv6_find_idev+0x102/0x170
[20234.559712][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20234.559712][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20234.559712][T19513]      netlink_rcv_skb+0x130/0x360
[20234.559712][T19513]      netlink_unicast+0x449/0x710
[20234.559712][T19513]      netlink_sendmsg+0x723/0xbe0
[20234.559712][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20234.559712][T19513]      ___sys_sendmsg+0xee/0x170
[20234.559712][T19513]      __sys_sendmsg+0xcd/0x170
[20234.559712][T19513]      do_syscall_64+0xc6/0x1e0
[20234.559712][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20234.559712][T19513] 
[20244.807281][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20244.808179][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20244.808179][T19513]      netdev_get_by_index+0x5e/0x80
[20244.808179][T19513]      fib6_nh_init+0x3d8/0x15b0
[20244.808179][T19513]      ip6_route_info_create+0xf18/0x17d0
[20244.808179][T19513]      ip6_route_add+0x1c/0x140
[20244.808179][T19513]      addrconf_prefix_route+0x2a6/0x430
[20244.808179][T19513]      inet6_addr_add+0x4f8/0xa40
[20244.808179][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20244.808179][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20244.808179][T19513]      netlink_rcv_skb+0x130/0x360
[20244.808179][T19513]      netlink_unicast+0x449/0x710
[20244.808179][T19513]      netlink_sendmsg+0x723/0xbe0
[20244.808179][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20244.808179][T19513]      ___sys_sendmsg+0xee/0x170
[20244.808179][T19513]      __sys_sendmsg+0xcd/0x170
[20244.808179][T19513]      do_syscall_64+0xc6/0x1e0
[20244.808179][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20244.808179][T19513] 
[20244.810381][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20244.810381][T19513]      netdev_get_by_index+0x5e/0x80
[20244.810381][T19513]      fib6_nh_init+0x3d8/0x15b0
[20244.810381][T19513]      ip6_route_info_create+0xf18/0x17d0
[20244.810381][T19513]      addrconf_f6i_alloc+0x315/0x560
[20244.810381][T19513]      ipv6_add_addr+0x411/0x2000
[20244.810381][T19513]      inet6_addr_add+0x30e/0xa40
[20244.810381][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20244.810381][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20244.810381][T19513]      netlink_rcv_skb+0x130/0x360
[20244.810381][T19513]      netlink_unicast+0x449/0x710
[20244.810381][T19513]      netlink_sendmsg+0x723/0xbe0
[20244.810381][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20244.810381][T19513]      ___sys_sendmsg+0xee/0x170
[20244.810381][T19513]      __sys_sendmsg+0xcd/0x170
[20244.810381][T19513]      do_syscall_64+0xc6/0x1e0
[20244.810381][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20244.810381][T19513] 
[20244.812537][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20244.812537][T19513]      netdev_get_by_index+0x5e/0x80
[20244.812537][T19513]      fib6_nh_init+0x3d8/0x15b0
[20244.812537][T19513]      ip6_route_info_create+0xf18/0x17d0
[20244.812537][T19513]      ip6_route_add+0x1c/0x140
[20244.812537][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20244.812537][T19513]      addrconf_add_dev+0xe2/0x170
[20244.812537][T19513]      inet6_addr_add+0x12f/0xa40
[20244.812537][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20244.812537][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20244.812537][T19513]      netlink_rcv_skb+0x130/0x360
[20244.812537][T19513]      netlink_unicast+0x449/0x710
[20244.812537][T19513]      netlink_sendmsg+0x723/0xbe0
[20244.812537][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20244.812537][T19513]      ___sys_sendmsg+0xee/0x170
[20244.812537][T19513]      __sys_sendmsg+0xcd/0x170
[20244.812537][T19513]      do_syscall_64+0xc6/0x1e0
[20244.812537][T19513] 
[20244.814708][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20244.814708][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20244.814708][T19513]      ipv6_find_idev+0x102/0x170
[20244.814708][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20244.814708][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20244.814708][T19513]      netlink_rcv_skb+0x130/0x360
[20244.814708][T19513]      netlink_unicast+0x449/0x710
[20244.814708][T19513]      netlink_sendmsg+0x723/0xbe0
[20244.814708][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20244.814708][T19513]      ___sys_sendmsg+0xee/0x170
[20244.814708][T19513]      __sys_sendmsg+0xcd/0x170
[20244.814708][T19513]      do_syscall_64+0xc6/0x1e0
[20244.814708][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20244.814708][T19513] 
[20244.816404][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20244.816404][T19513]      neigh_parms_alloc+0x1e5/0x510
[20244.816404][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20244.816404][T19513]      ipv6_find_idev+0x102/0x170
[20244.816404][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20244.816404][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20244.816404][T19513]      netlink_rcv_skb+0x130/0x360
[20244.816404][T19513]      netlink_unicast+0x449/0x710
[20244.816404][T19513]      netlink_sendmsg+0x723/0xbe0
[20244.816404][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20244.816404][T19513]      ___sys_sendmsg+0xee/0x170
[20244.816404][T19513]      __sys_sendmsg+0xcd/0x170
[20244.816404][T19513]      do_syscall_64+0xc6/0x1e0
[20244.816404][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20244.816404][T19513] 
[20255.071204][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20255.072182][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20255.072182][T19513]      netdev_get_by_index+0x5e/0x80
[20255.072182][T19513]      fib6_nh_init+0x3d8/0x15b0
[20255.072182][T19513]      ip6_route_info_create+0xf18/0x17d0
[20255.072182][T19513]      ip6_route_add+0x1c/0x140
[20255.072182][T19513]      addrconf_prefix_route+0x2a6/0x430
[20255.072182][T19513]      inet6_addr_add+0x4f8/0xa40
[20255.072182][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20255.072182][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20255.072182][T19513]      netlink_rcv_skb+0x130/0x360
[20255.072182][T19513]      netlink_unicast+0x449/0x710
[20255.072182][T19513]      netlink_sendmsg+0x723/0xbe0
[20255.072182][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20255.072182][T19513]      ___sys_sendmsg+0xee/0x170
[20255.072182][T19513]      __sys_sendmsg+0xcd/0x170
[20255.072182][T19513]      do_syscall_64+0xc6/0x1e0
[20255.072182][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20255.072182][T19513] 
[20255.074435][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20255.074435][T19513]      netdev_get_by_index+0x5e/0x80
[20255.074435][T19513]      fib6_nh_init+0x3d8/0x15b0
[20255.074435][T19513]      ip6_route_info_create+0xf18/0x17d0
[20255.074435][T19513]      addrconf_f6i_alloc+0x315/0x560
[20255.074435][T19513]      ipv6_add_addr+0x411/0x2000
[20255.074435][T19513]      inet6_addr_add+0x30e/0xa40
[20255.074435][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20255.074435][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20255.074435][T19513]      netlink_rcv_skb+0x130/0x360
[20255.074435][T19513]      netlink_unicast+0x449/0x710
[20255.074435][T19513]      netlink_sendmsg+0x723/0xbe0
[20255.074435][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20255.074435][T19513]      ___sys_sendmsg+0xee/0x170
[20255.074435][T19513]      __sys_sendmsg+0xcd/0x170
[20255.074435][T19513]      do_syscall_64+0xc6/0x1e0
[20255.074435][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20255.074435][T19513] 
[20255.076597][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20255.076597][T19513]      netdev_get_by_index+0x5e/0x80
[20255.076597][T19513]      fib6_nh_init+0x3d8/0x15b0
[20255.076597][T19513]      ip6_route_info_create+0xf18/0x17d0
[20255.076597][T19513]      ip6_route_add+0x1c/0x140
[20255.076597][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20255.076597][T19513]      addrconf_add_dev+0xe2/0x170
[20255.076597][T19513]      inet6_addr_add+0x12f/0xa40
[20255.076597][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20255.076597][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20255.076597][T19513]      netlink_rcv_skb+0x130/0x360
[20255.076597][T19513]      netlink_unicast+0x449/0x710
[20255.076597][T19513]      netlink_sendmsg+0x723/0xbe0
[20255.076597][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20255.076597][T19513]      ___sys_sendmsg+0xee/0x170
[20255.076597][T19513]      __sys_sendmsg+0xcd/0x170
[20255.076597][T19513]      do_syscall_64+0xc6/0x1e0
[20255.076597][T19513] 
[20255.078713][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20255.078713][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20255.078713][T19513]      ipv6_find_idev+0x102/0x170
[20255.078713][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20255.078713][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20255.078713][T19513]      netlink_rcv_skb+0x130/0x360
[20255.078713][T19513]      netlink_unicast+0x449/0x710
[20255.078713][T19513]      netlink_sendmsg+0x723/0xbe0
[20255.078713][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20255.078713][T19513]      ___sys_sendmsg+0xee/0x170
[20255.078713][T19513]      __sys_sendmsg+0xcd/0x170
[20255.078713][T19513]      do_syscall_64+0xc6/0x1e0
[20255.078713][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20255.078713][T19513] 
[20255.080370][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20255.080370][T19513]      neigh_parms_alloc+0x1e5/0x510
[20255.080370][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20255.080370][T19513]      ipv6_find_idev+0x102/0x170
[20255.080370][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20255.080370][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20255.080370][T19513]      netlink_rcv_skb+0x130/0x360
[20255.080370][T19513]      netlink_unicast+0x449/0x710
[20255.080370][T19513]      netlink_sendmsg+0x723/0xbe0
[20255.080370][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20255.080370][T19513]      ___sys_sendmsg+0xee/0x170
[20255.080370][T19513]      __sys_sendmsg+0xcd/0x170
[20255.080370][T19513]      do_syscall_64+0xc6/0x1e0
[20255.080370][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20255.080370][T19513] 
[20265.327207][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20265.327671][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20265.327671][T19513]      netdev_get_by_index+0x5e/0x80
[20265.327671][T19513]      fib6_nh_init+0x3d8/0x15b0
[20265.327671][T19513]      ip6_route_info_create+0xf18/0x17d0
[20265.327671][T19513]      ip6_route_add+0x1c/0x140
[20265.327671][T19513]      addrconf_prefix_route+0x2a6/0x430
[20265.327671][T19513]      inet6_addr_add+0x4f8/0xa40
[20265.327671][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20265.327671][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20265.327671][T19513]      netlink_rcv_skb+0x130/0x360
[20265.327671][T19513]      netlink_unicast+0x449/0x710
[20265.327671][T19513]      netlink_sendmsg+0x723/0xbe0
[20265.327671][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20265.327671][T19513]      ___sys_sendmsg+0xee/0x170
[20265.327671][T19513]      __sys_sendmsg+0xcd/0x170
[20265.327671][T19513]      do_syscall_64+0xc6/0x1e0
[20265.327671][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20265.327671][T19513] 
[20265.329945][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20265.329945][T19513]      netdev_get_by_index+0x5e/0x80
[20265.329945][T19513]      fib6_nh_init+0x3d8/0x15b0
[20265.329945][T19513]      ip6_route_info_create+0xf18/0x17d0
[20265.329945][T19513]      addrconf_f6i_alloc+0x315/0x560
[20265.329945][T19513]      ipv6_add_addr+0x411/0x2000
[20265.329945][T19513]      inet6_addr_add+0x30e/0xa40
[20265.329945][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20265.329945][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20265.329945][T19513]      netlink_rcv_skb+0x130/0x360
[20265.329945][T19513]      netlink_unicast+0x449/0x710
[20265.329945][T19513]      netlink_sendmsg+0x723/0xbe0
[20265.329945][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20265.329945][T19513]      ___sys_sendmsg+0xee/0x170
[20265.329945][T19513]      __sys_sendmsg+0xcd/0x170
[20265.329945][T19513]      do_syscall_64+0xc6/0x1e0
[20265.329945][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20265.329945][T19513] 
[20265.332117][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20265.332117][T19513]      netdev_get_by_index+0x5e/0x80
[20265.332117][T19513]      fib6_nh_init+0x3d8/0x15b0
[20265.332117][T19513]      ip6_route_info_create+0xf18/0x17d0
[20265.332117][T19513]      ip6_route_add+0x1c/0x140
[20265.332117][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20265.332117][T19513]      addrconf_add_dev+0xe2/0x170
[20265.332117][T19513]      inet6_addr_add+0x12f/0xa40
[20265.332117][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20265.332117][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20265.332117][T19513]      netlink_rcv_skb+0x130/0x360
[20265.332117][T19513]      netlink_unicast+0x449/0x710
[20265.332117][T19513]      netlink_sendmsg+0x723/0xbe0
[20265.332117][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20265.332117][T19513]      ___sys_sendmsg+0xee/0x170
[20265.332117][T19513]      __sys_sendmsg+0xcd/0x170
[20265.332117][T19513]      do_syscall_64+0xc6/0x1e0
[20265.332117][T19513] 
[20265.334257][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20265.334257][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20265.334257][T19513]      ipv6_find_idev+0x102/0x170
[20265.334257][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20265.334257][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20265.334257][T19513]      netlink_rcv_skb+0x130/0x360
[20265.334257][T19513]      netlink_unicast+0x449/0x710
[20265.334257][T19513]      netlink_sendmsg+0x723/0xbe0
[20265.334257][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20265.334257][T19513]      ___sys_sendmsg+0xee/0x170
[20265.334257][T19513]      __sys_sendmsg+0xcd/0x170
[20265.334257][T19513]      do_syscall_64+0xc6/0x1e0
[20265.334257][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20265.334257][T19513] 
[20265.335938][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20265.335938][T19513]      neigh_parms_alloc+0x1e5/0x510
[20265.335938][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20265.335938][T19513]      ipv6_find_idev+0x102/0x170
[20265.335938][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20265.335938][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20265.335938][T19513]      netlink_rcv_skb+0x130/0x360
[20265.335938][T19513]      netlink_unicast+0x449/0x710
[20265.335938][T19513]      netlink_sendmsg+0x723/0xbe0
[20265.335938][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20265.335938][T19513]      ___sys_sendmsg+0xee/0x170
[20265.335938][T19513]      __sys_sendmsg+0xcd/0x170
[20265.335938][T19513]      do_syscall_64+0xc6/0x1e0
[20265.335938][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20265.335938][T19513] 
[20275.583203][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20275.583753][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20275.583753][T19513]      netdev_get_by_index+0x5e/0x80
[20275.583753][T19513]      fib6_nh_init+0x3d8/0x15b0
[20275.583753][T19513]      ip6_route_info_create+0xf18/0x17d0
[20275.583753][T19513]      ip6_route_add+0x1c/0x140
[20275.583753][T19513]      addrconf_prefix_route+0x2a6/0x430
[20275.583753][T19513]      inet6_addr_add+0x4f8/0xa40
[20275.583753][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20275.583753][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20275.583753][T19513]      netlink_rcv_skb+0x130/0x360
[20275.583753][T19513]      netlink_unicast+0x449/0x710
[20275.583753][T19513]      netlink_sendmsg+0x723/0xbe0
[20275.583753][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20275.583753][T19513]      ___sys_sendmsg+0xee/0x170
[20275.583753][T19513]      __sys_sendmsg+0xcd/0x170
[20275.583753][T19513]      do_syscall_64+0xc6/0x1e0
[20275.583753][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20275.583753][T19513] 
[20275.586512][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20275.586512][T19513]      netdev_get_by_index+0x5e/0x80
[20275.586512][T19513]      fib6_nh_init+0x3d8/0x15b0
[20275.586512][T19513]      ip6_route_info_create+0xf18/0x17d0
[20275.586512][T19513]      addrconf_f6i_alloc+0x315/0x560
[20275.586512][T19513]      ipv6_add_addr+0x411/0x2000
[20275.586512][T19513]      inet6_addr_add+0x30e/0xa40
[20275.586512][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20275.586512][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20275.586512][T19513]      netlink_rcv_skb+0x130/0x360
[20275.586512][T19513]      netlink_unicast+0x449/0x710
[20275.586512][T19513]      netlink_sendmsg+0x723/0xbe0
[20275.586512][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20275.586512][T19513]      ___sys_sendmsg+0xee/0x170
[20275.586512][T19513]      __sys_sendmsg+0xcd/0x170
[20275.586512][T19513]      do_syscall_64+0xc6/0x1e0
[20275.586512][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20275.586512][T19513] 
[20275.588720][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20275.588720][T19513]      netdev_get_by_index+0x5e/0x80
[20275.588720][T19513]      fib6_nh_init+0x3d8/0x15b0
[20275.588720][T19513]      ip6_route_info_create+0xf18/0x17d0
[20275.588720][T19513]      ip6_route_add+0x1c/0x140
[20275.588720][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20275.588720][T19513]      addrconf_add_dev+0xe2/0x170
[20275.588720][T19513]      inet6_addr_add+0x12f/0xa40
[20275.588720][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20275.588720][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20275.588720][T19513]      netlink_rcv_skb+0x130/0x360
[20275.588720][T19513]      netlink_unicast+0x449/0x710
[20275.588720][T19513]      netlink_sendmsg+0x723/0xbe0
[20275.588720][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20275.588720][T19513]      ___sys_sendmsg+0xee/0x170
[20275.588720][T19513]      __sys_sendmsg+0xcd/0x170
[20275.588720][T19513]      do_syscall_64+0xc6/0x1e0
[20275.588720][T19513] 
[20275.590978][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20275.590978][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20275.590978][T19513]      ipv6_find_idev+0x102/0x170
[20275.590978][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20275.590978][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20275.590978][T19513]      netlink_rcv_skb+0x130/0x360
[20275.590978][T19513]      netlink_unicast+0x449/0x710
[20275.590978][T19513]      netlink_sendmsg+0x723/0xbe0
[20275.590978][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20275.590978][T19513]      ___sys_sendmsg+0xee/0x170
[20275.590978][T19513]      __sys_sendmsg+0xcd/0x170
[20275.590978][T19513]      do_syscall_64+0xc6/0x1e0
[20275.590978][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20275.590978][T19513] 
[20275.592676][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20275.592676][T19513]      neigh_parms_alloc+0x1e5/0x510
[20275.592676][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20275.592676][T19513]      ipv6_find_idev+0x102/0x170
[20275.592676][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20275.592676][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20275.592676][T19513]      netlink_rcv_skb+0x130/0x360
[20275.592676][T19513]      netlink_unicast+0x449/0x710
[20275.592676][T19513]      netlink_sendmsg+0x723/0xbe0
[20275.592676][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20275.592676][T19513]      ___sys_sendmsg+0xee/0x170
[20275.592676][T19513]      __sys_sendmsg+0xcd/0x170
[20275.592676][T19513]      do_syscall_64+0xc6/0x1e0
[20275.592676][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20275.592676][T19513] 
[20285.839226][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20285.839832][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20285.839832][T19513]      netdev_get_by_index+0x5e/0x80
[20285.839832][T19513]      fib6_nh_init+0x3d8/0x15b0
[20285.839832][T19513]      ip6_route_info_create+0xf18/0x17d0
[20285.839832][T19513]      ip6_route_add+0x1c/0x140
[20285.839832][T19513]      addrconf_prefix_route+0x2a6/0x430
[20285.839832][T19513]      inet6_addr_add+0x4f8/0xa40
[20285.839832][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20285.839832][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20285.839832][T19513]      netlink_rcv_skb+0x130/0x360
[20285.839832][T19513]      netlink_unicast+0x449/0x710
[20285.839832][T19513]      netlink_sendmsg+0x723/0xbe0
[20285.839832][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20285.839832][T19513]      ___sys_sendmsg+0xee/0x170
[20285.839832][T19513]      __sys_sendmsg+0xcd/0x170
[20285.839832][T19513]      do_syscall_64+0xc6/0x1e0
[20285.839832][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20285.839832][T19513] 
[20285.842093][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20285.842093][T19513]      netdev_get_by_index+0x5e/0x80
[20285.842093][T19513]      fib6_nh_init+0x3d8/0x15b0
[20285.842093][T19513]      ip6_route_info_create+0xf18/0x17d0
[20285.842093][T19513]      addrconf_f6i_alloc+0x315/0x560
[20285.842093][T19513]      ipv6_add_addr+0x411/0x2000
[20285.842093][T19513]      inet6_addr_add+0x30e/0xa40
[20285.842093][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20285.842093][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20285.842093][T19513]      netlink_rcv_skb+0x130/0x360
[20285.842093][T19513]      netlink_unicast+0x449/0x710
[20285.842093][T19513]      netlink_sendmsg+0x723/0xbe0
[20285.842093][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20285.842093][T19513]      ___sys_sendmsg+0xee/0x170
[20285.842093][T19513]      __sys_sendmsg+0xcd/0x170
[20285.842093][T19513]      do_syscall_64+0xc6/0x1e0
[20285.842093][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20285.842093][T19513] 
[20285.844341][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20285.844341][T19513]      netdev_get_by_index+0x5e/0x80
[20285.844341][T19513]      fib6_nh_init+0x3d8/0x15b0
[20285.844341][T19513]      ip6_route_info_create+0xf18/0x17d0
[20285.844341][T19513]      ip6_route_add+0x1c/0x140
[20285.844341][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20285.844341][T19513]      addrconf_add_dev+0xe2/0x170
[20285.844341][T19513]      inet6_addr_add+0x12f/0xa40
[20285.844341][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20285.844341][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20285.844341][T19513]      netlink_rcv_skb+0x130/0x360
[20285.844341][T19513]      netlink_unicast+0x449/0x710
[20285.844341][T19513]      netlink_sendmsg+0x723/0xbe0
[20285.844341][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20285.844341][T19513]      ___sys_sendmsg+0xee/0x170
[20285.844341][T19513]      __sys_sendmsg+0xcd/0x170
[20285.844341][T19513]      do_syscall_64+0xc6/0x1e0
[20285.844341][T19513] 
[20285.846588][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20285.846588][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20285.846588][T19513]      ipv6_find_idev+0x102/0x170
[20285.846588][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20285.846588][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20285.846588][T19513]      netlink_rcv_skb+0x130/0x360
[20285.846588][T19513]      netlink_unicast+0x449/0x710
[20285.846588][T19513]      netlink_sendmsg+0x723/0xbe0
[20285.846588][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20285.846588][T19513]      ___sys_sendmsg+0xee/0x170
[20285.846588][T19513]      __sys_sendmsg+0xcd/0x170
[20285.846588][T19513]      do_syscall_64+0xc6/0x1e0
[20285.846588][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20285.846588][T19513] 
[20285.848348][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20285.848348][T19513]      neigh_parms_alloc+0x1e5/0x510
[20285.848348][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20285.848348][T19513]      ipv6_find_idev+0x102/0x170
[20285.848348][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20285.848348][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20285.848348][T19513]      netlink_rcv_skb+0x130/0x360
[20285.848348][T19513]      netlink_unicast+0x449/0x710
[20285.848348][T19513]      netlink_sendmsg+0x723/0xbe0
[20285.848348][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20285.848348][T19513]      ___sys_sendmsg+0xee/0x170
[20285.848348][T19513]      __sys_sendmsg+0xcd/0x170
[20285.848348][T19513]      do_syscall_64+0xc6/0x1e0
[20285.848348][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20285.848348][T19513] 
[20296.095215][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20296.095703][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20296.095703][T19513]      netdev_get_by_index+0x5e/0x80
[20296.095703][T19513]      fib6_nh_init+0x3d8/0x15b0
[20296.095703][T19513]      ip6_route_info_create+0xf18/0x17d0
[20296.095703][T19513]      ip6_route_add+0x1c/0x140
[20296.095703][T19513]      addrconf_prefix_route+0x2a6/0x430
[20296.095703][T19513]      inet6_addr_add+0x4f8/0xa40
[20296.095703][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20296.095703][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20296.095703][T19513]      netlink_rcv_skb+0x130/0x360
[20296.095703][T19513]      netlink_unicast+0x449/0x710
[20296.095703][T19513]      netlink_sendmsg+0x723/0xbe0
[20296.095703][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20296.095703][T19513]      ___sys_sendmsg+0xee/0x170
[20296.095703][T19513]      __sys_sendmsg+0xcd/0x170
[20296.095703][T19513]      do_syscall_64+0xc6/0x1e0
[20296.095703][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20296.095703][T19513] 
[20296.097923][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20296.097923][T19513]      netdev_get_by_index+0x5e/0x80
[20296.097923][T19513]      fib6_nh_init+0x3d8/0x15b0
[20296.097923][T19513]      ip6_route_info_create+0xf18/0x17d0
[20296.097923][T19513]      addrconf_f6i_alloc+0x315/0x560
[20296.097923][T19513]      ipv6_add_addr+0x411/0x2000
[20296.097923][T19513]      inet6_addr_add+0x30e/0xa40
[20296.097923][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20296.097923][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20296.097923][T19513]      netlink_rcv_skb+0x130/0x360
[20296.097923][T19513]      netlink_unicast+0x449/0x710
[20296.097923][T19513]      netlink_sendmsg+0x723/0xbe0
[20296.097923][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20296.097923][T19513]      ___sys_sendmsg+0xee/0x170
[20296.097923][T19513]      __sys_sendmsg+0xcd/0x170
[20296.097923][T19513]      do_syscall_64+0xc6/0x1e0
[20296.097923][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20296.097923][T19513] 
[20296.100122][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20296.100122][T19513]      netdev_get_by_index+0x5e/0x80
[20296.100122][T19513]      fib6_nh_init+0x3d8/0x15b0
[20296.100122][T19513]      ip6_route_info_create+0xf18/0x17d0
[20296.100122][T19513]      ip6_route_add+0x1c/0x140
[20296.100122][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20296.100122][T19513]      addrconf_add_dev+0xe2/0x170
[20296.100122][T19513]      inet6_addr_add+0x12f/0xa40
[20296.100122][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20296.100122][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20296.100122][T19513]      netlink_rcv_skb+0x130/0x360
[20296.100122][T19513]      netlink_unicast+0x449/0x710
[20296.100122][T19513]      netlink_sendmsg+0x723/0xbe0
[20296.100122][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20296.100122][T19513]      ___sys_sendmsg+0xee/0x170
[20296.100122][T19513]      __sys_sendmsg+0xcd/0x170
[20296.100122][T19513]      do_syscall_64+0xc6/0x1e0
[20296.100122][T19513] 
[20296.102270][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20296.102270][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20296.102270][T19513]      ipv6_find_idev+0x102/0x170
[20296.102270][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20296.102270][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20296.102270][T19513]      netlink_rcv_skb+0x130/0x360
[20296.102270][T19513]      netlink_unicast+0x449/0x710
[20296.102270][T19513]      netlink_sendmsg+0x723/0xbe0
[20296.102270][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20296.102270][T19513]      ___sys_sendmsg+0xee/0x170
[20296.102270][T19513]      __sys_sendmsg+0xcd/0x170
[20296.102270][T19513]      do_syscall_64+0xc6/0x1e0
[20296.102270][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20296.102270][T19513] 
[20296.103956][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20296.103956][T19513]      neigh_parms_alloc+0x1e5/0x510
[20296.103956][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20296.103956][T19513]      ipv6_find_idev+0x102/0x170
[20296.103956][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20296.103956][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20296.103956][T19513]      netlink_rcv_skb+0x130/0x360
[20296.103956][T19513]      netlink_unicast+0x449/0x710
[20296.103956][T19513]      netlink_sendmsg+0x723/0xbe0
[20296.103956][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20296.103956][T19513]      ___sys_sendmsg+0xee/0x170
[20296.103956][T19513]      __sys_sendmsg+0xcd/0x170
[20296.103956][T19513]      do_syscall_64+0xc6/0x1e0
[20296.103956][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20296.103956][T19513] 
[20306.135238][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20306.136299][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20306.136299][T19513]      netdev_get_by_index+0x5e/0x80
[20306.136299][T19513]      fib6_nh_init+0x3d8/0x15b0
[20306.136299][T19513]      ip6_route_info_create+0xf18/0x17d0
[20306.136299][T19513]      ip6_route_add+0x1c/0x140
[20306.136299][T19513]      addrconf_prefix_route+0x2a6/0x430
[20306.136299][T19513]      inet6_addr_add+0x4f8/0xa40
[20306.136299][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20306.136299][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20306.136299][T19513]      netlink_rcv_skb+0x130/0x360
[20306.136299][T19513]      netlink_unicast+0x449/0x710
[20306.136299][T19513]      netlink_sendmsg+0x723/0xbe0
[20306.136299][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20306.136299][T19513]      ___sys_sendmsg+0xee/0x170
[20306.136299][T19513]      __sys_sendmsg+0xcd/0x170
[20306.136299][T19513]      do_syscall_64+0xc6/0x1e0
[20306.136299][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20306.136299][T19513] 
[20306.138561][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20306.138561][T19513]      netdev_get_by_index+0x5e/0x80
[20306.138561][T19513]      fib6_nh_init+0x3d8/0x15b0
[20306.138561][T19513]      ip6_route_info_create+0xf18/0x17d0
[20306.138561][T19513]      addrconf_f6i_alloc+0x315/0x560
[20306.138561][T19513]      ipv6_add_addr+0x411/0x2000
[20306.138561][T19513]      inet6_addr_add+0x30e/0xa40
[20306.138561][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20306.138561][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20306.138561][T19513]      netlink_rcv_skb+0x130/0x360
[20306.138561][T19513]      netlink_unicast+0x449/0x710
[20306.138561][T19513]      netlink_sendmsg+0x723/0xbe0
[20306.138561][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20306.138561][T19513]      ___sys_sendmsg+0xee/0x170
[20306.138561][T19513]      __sys_sendmsg+0xcd/0x170
[20306.138561][T19513]      do_syscall_64+0xc6/0x1e0
[20306.138561][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20306.138561][T19513] 
[20306.140749][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20306.140749][T19513]      netdev_get_by_index+0x5e/0x80
[20306.140749][T19513]      fib6_nh_init+0x3d8/0x15b0
[20306.140749][T19513]      ip6_route_info_create+0xf18/0x17d0
[20306.140749][T19513]      ip6_route_add+0x1c/0x140
[20306.140749][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20306.140749][T19513]      addrconf_add_dev+0xe2/0x170
[20306.140749][T19513]      inet6_addr_add+0x12f/0xa40
[20306.140749][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20306.140749][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20306.140749][T19513]      netlink_rcv_skb+0x130/0x360
[20306.140749][T19513]      netlink_unicast+0x449/0x710
[20306.140749][T19513]      netlink_sendmsg+0x723/0xbe0
[20306.140749][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20306.140749][T19513]      ___sys_sendmsg+0xee/0x170
[20306.140749][T19513]      __sys_sendmsg+0xcd/0x170
[20306.140749][T19513]      do_syscall_64+0xc6/0x1e0
[20306.140749][T19513] 
[20306.142898][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20306.142898][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20306.142898][T19513]      ipv6_find_idev+0x102/0x170
[20306.142898][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20306.142898][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20306.142898][T19513]      netlink_rcv_skb+0x130/0x360
[20306.142898][T19513]      netlink_unicast+0x449/0x710
[20306.142898][T19513]      netlink_sendmsg+0x723/0xbe0
[20306.142898][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20306.142898][T19513]      ___sys_sendmsg+0xee/0x170
[20306.142898][T19513]      __sys_sendmsg+0xcd/0x170
[20306.142898][T19513]      do_syscall_64+0xc6/0x1e0
[20306.142898][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20306.142898][T19513] 
[20306.144652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20306.144652][T19513]      neigh_parms_alloc+0x1e5/0x510
[20306.144652][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20306.144652][T19513]      ipv6_find_idev+0x102/0x170
[20306.144652][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20306.144652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20306.144652][T19513]      netlink_rcv_skb+0x130/0x360
[20306.144652][T19513]      netlink_unicast+0x449/0x710
[20306.144652][T19513]      netlink_sendmsg+0x723/0xbe0
[20306.144652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20306.144652][T19513]      ___sys_sendmsg+0xee/0x170
[20306.144652][T19513]      __sys_sendmsg+0xcd/0x170
[20306.144652][T19513]      do_syscall_64+0xc6/0x1e0
[20306.144652][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20306.144652][T19513] 
[20316.383208][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20316.383724][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20316.383724][T19513]      netdev_get_by_index+0x5e/0x80
[20316.383724][T19513]      fib6_nh_init+0x3d8/0x15b0
[20316.383724][T19513]      ip6_route_info_create+0xf18/0x17d0
[20316.383724][T19513]      ip6_route_add+0x1c/0x140
[20316.383724][T19513]      addrconf_prefix_route+0x2a6/0x430
[20316.383724][T19513]      inet6_addr_add+0x4f8/0xa40
[20316.383724][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20316.383724][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20316.383724][T19513]      netlink_rcv_skb+0x130/0x360
[20316.383724][T19513]      netlink_unicast+0x449/0x710
[20316.383724][T19513]      netlink_sendmsg+0x723/0xbe0
[20316.383724][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20316.383724][T19513]      ___sys_sendmsg+0xee/0x170
[20316.383724][T19513]      __sys_sendmsg+0xcd/0x170
[20316.383724][T19513]      do_syscall_64+0xc6/0x1e0
[20316.383724][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20316.383724][T19513] 
[20316.385935][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20316.385935][T19513]      netdev_get_by_index+0x5e/0x80
[20316.385935][T19513]      fib6_nh_init+0x3d8/0x15b0
[20316.385935][T19513]      ip6_route_info_create+0xf18/0x17d0
[20316.385935][T19513]      addrconf_f6i_alloc+0x315/0x560
[20316.385935][T19513]      ipv6_add_addr+0x411/0x2000
[20316.385935][T19513]      inet6_addr_add+0x30e/0xa40
[20316.385935][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20316.385935][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20316.385935][T19513]      netlink_rcv_skb+0x130/0x360
[20316.385935][T19513]      netlink_unicast+0x449/0x710
[20316.385935][T19513]      netlink_sendmsg+0x723/0xbe0
[20316.385935][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20316.385935][T19513]      ___sys_sendmsg+0xee/0x170
[20316.385935][T19513]      __sys_sendmsg+0xcd/0x170
[20316.385935][T19513]      do_syscall_64+0xc6/0x1e0
[20316.385935][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20316.385935][T19513] 
[20316.388100][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20316.388100][T19513]      netdev_get_by_index+0x5e/0x80
[20316.388100][T19513]      fib6_nh_init+0x3d8/0x15b0
[20316.388100][T19513]      ip6_route_info_create+0xf18/0x17d0
[20316.388100][T19513]      ip6_route_add+0x1c/0x140
[20316.388100][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20316.388100][T19513]      addrconf_add_dev+0xe2/0x170
[20316.388100][T19513]      inet6_addr_add+0x12f/0xa40
[20316.388100][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20316.388100][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20316.388100][T19513]      netlink_rcv_skb+0x130/0x360
[20316.388100][T19513]      netlink_unicast+0x449/0x710
[20316.388100][T19513]      netlink_sendmsg+0x723/0xbe0
[20316.388100][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20316.388100][T19513]      ___sys_sendmsg+0xee/0x170
[20316.388100][T19513]      __sys_sendmsg+0xcd/0x170
[20316.388100][T19513]      do_syscall_64+0xc6/0x1e0
[20316.388100][T19513] 
[20316.390218][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20316.390218][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20316.390218][T19513]      ipv6_find_idev+0x102/0x170
[20316.390218][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20316.390218][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20316.390218][T19513]      netlink_rcv_skb+0x130/0x360
[20316.390218][T19513]      netlink_unicast+0x449/0x710
[20316.390218][T19513]      netlink_sendmsg+0x723/0xbe0
[20316.390218][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20316.390218][T19513]      ___sys_sendmsg+0xee/0x170
[20316.390218][T19513]      __sys_sendmsg+0xcd/0x170
[20316.390218][T19513]      do_syscall_64+0xc6/0x1e0
[20316.390218][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20316.390218][T19513] 
[20316.392035][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20316.392035][T19513]      neigh_parms_alloc+0x1e5/0x510
[20316.392035][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20316.392035][T19513]      ipv6_find_idev+0x102/0x170
[20316.392035][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20316.392035][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20316.392035][T19513]      netlink_rcv_skb+0x130/0x360
[20316.392035][T19513]      netlink_unicast+0x449/0x710
[20316.392035][T19513]      netlink_sendmsg+0x723/0xbe0
[20316.392035][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20316.392035][T19513]      ___sys_sendmsg+0xee/0x170
[20316.392035][T19513]      __sys_sendmsg+0xcd/0x170
[20316.392035][T19513]      do_syscall_64+0xc6/0x1e0
[20316.392035][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20316.392035][T19513] 
[20326.631291][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20326.631807][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20326.631807][T19513]      netdev_get_by_index+0x5e/0x80
[20326.631807][T19513]      fib6_nh_init+0x3d8/0x15b0
[20326.631807][T19513]      ip6_route_info_create+0xf18/0x17d0
[20326.631807][T19513]      ip6_route_add+0x1c/0x140
[20326.631807][T19513]      addrconf_prefix_route+0x2a6/0x430
[20326.631807][T19513]      inet6_addr_add+0x4f8/0xa40
[20326.631807][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20326.631807][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20326.631807][T19513]      netlink_rcv_skb+0x130/0x360
[20326.631807][T19513]      netlink_unicast+0x449/0x710
[20326.631807][T19513]      netlink_sendmsg+0x723/0xbe0
[20326.631807][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20326.631807][T19513]      ___sys_sendmsg+0xee/0x170
[20326.631807][T19513]      __sys_sendmsg+0xcd/0x170
[20326.631807][T19513]      do_syscall_64+0xc6/0x1e0
[20326.631807][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20326.631807][T19513] 
[20326.633953][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20326.633953][T19513]      netdev_get_by_index+0x5e/0x80
[20326.633953][T19513]      fib6_nh_init+0x3d8/0x15b0
[20326.633953][T19513]      ip6_route_info_create+0xf18/0x17d0
[20326.633953][T19513]      addrconf_f6i_alloc+0x315/0x560
[20326.633953][T19513]      ipv6_add_addr+0x411/0x2000
[20326.633953][T19513]      inet6_addr_add+0x30e/0xa40
[20326.633953][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20326.633953][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20326.633953][T19513]      netlink_rcv_skb+0x130/0x360
[20326.633953][T19513]      netlink_unicast+0x449/0x710
[20326.633953][T19513]      netlink_sendmsg+0x723/0xbe0
[20326.633953][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20326.633953][T19513]      ___sys_sendmsg+0xee/0x170
[20326.633953][T19513]      __sys_sendmsg+0xcd/0x170
[20326.633953][T19513]      do_syscall_64+0xc6/0x1e0
[20326.633953][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20326.633953][T19513] 
[20326.636213][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20326.636213][T19513]      netdev_get_by_index+0x5e/0x80
[20326.636213][T19513]      fib6_nh_init+0x3d8/0x15b0
[20326.636213][T19513]      ip6_route_info_create+0xf18/0x17d0
[20326.636213][T19513]      ip6_route_add+0x1c/0x140
[20326.636213][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20326.636213][T19513]      addrconf_add_dev+0xe2/0x170
[20326.636213][T19513]      inet6_addr_add+0x12f/0xa40
[20326.636213][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20326.636213][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20326.636213][T19513]      netlink_rcv_skb+0x130/0x360
[20326.636213][T19513]      netlink_unicast+0x449/0x710
[20326.636213][T19513]      netlink_sendmsg+0x723/0xbe0
[20326.636213][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20326.636213][T19513]      ___sys_sendmsg+0xee/0x170
[20326.636213][T19513]      __sys_sendmsg+0xcd/0x170
[20326.636213][T19513]      do_syscall_64+0xc6/0x1e0
[20326.636213][T19513] 
[20326.638289][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20326.638289][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20326.638289][T19513]      ipv6_find_idev+0x102/0x170
[20326.638289][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20326.638289][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20326.638289][T19513]      netlink_rcv_skb+0x130/0x360
[20326.638289][T19513]      netlink_unicast+0x449/0x710
[20326.638289][T19513]      netlink_sendmsg+0x723/0xbe0
[20326.638289][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20326.638289][T19513]      ___sys_sendmsg+0xee/0x170
[20326.638289][T19513]      __sys_sendmsg+0xcd/0x170
[20326.638289][T19513]      do_syscall_64+0xc6/0x1e0
[20326.638289][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20326.638289][T19513] 
[20326.640006][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20326.640006][T19513]      neigh_parms_alloc+0x1e5/0x510
[20326.640006][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20326.640006][T19513]      ipv6_find_idev+0x102/0x170
[20326.640006][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20326.640006][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20326.640006][T19513]      netlink_rcv_skb+0x130/0x360
[20326.640006][T19513]      netlink_unicast+0x449/0x710
[20326.640006][T19513]      netlink_sendmsg+0x723/0xbe0
[20326.640006][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20326.640006][T19513]      ___sys_sendmsg+0xee/0x170
[20326.640006][T19513]      __sys_sendmsg+0xcd/0x170
[20326.640006][T19513]      do_syscall_64+0xc6/0x1e0
[20326.640006][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20326.640006][T19513] 
[20336.879217][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20336.880318][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20336.880318][T19513]      netdev_get_by_index+0x5e/0x80
[20336.880318][T19513]      fib6_nh_init+0x3d8/0x15b0
[20336.880318][T19513]      ip6_route_info_create+0xf18/0x17d0
[20336.880318][T19513]      ip6_route_add+0x1c/0x140
[20336.880318][T19513]      addrconf_prefix_route+0x2a6/0x430
[20336.880318][T19513]      inet6_addr_add+0x4f8/0xa40
[20336.880318][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20336.880318][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20336.880318][T19513]      netlink_rcv_skb+0x130/0x360
[20336.880318][T19513]      netlink_unicast+0x449/0x710
[20336.880318][T19513]      netlink_sendmsg+0x723/0xbe0
[20336.880318][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20336.880318][T19513]      ___sys_sendmsg+0xee/0x170
[20336.880318][T19513]      __sys_sendmsg+0xcd/0x170
[20336.880318][T19513]      do_syscall_64+0xc6/0x1e0
[20336.880318][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20336.880318][T19513] 
[20336.882486][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20336.882486][T19513]      netdev_get_by_index+0x5e/0x80
[20336.882486][T19513]      fib6_nh_init+0x3d8/0x15b0
[20336.882486][T19513]      ip6_route_info_create+0xf18/0x17d0
[20336.882486][T19513]      addrconf_f6i_alloc+0x315/0x560
[20336.882486][T19513]      ipv6_add_addr+0x411/0x2000
[20336.882486][T19513]      inet6_addr_add+0x30e/0xa40
[20336.882486][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20336.882486][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20336.882486][T19513]      netlink_rcv_skb+0x130/0x360
[20336.882486][T19513]      netlink_unicast+0x449/0x710
[20336.882486][T19513]      netlink_sendmsg+0x723/0xbe0
[20336.882486][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20336.882486][T19513]      ___sys_sendmsg+0xee/0x170
[20336.882486][T19513]      __sys_sendmsg+0xcd/0x170
[20336.882486][T19513]      do_syscall_64+0xc6/0x1e0
[20336.882486][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20336.882486][T19513] 
[20336.884573][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20336.884573][T19513]      netdev_get_by_index+0x5e/0x80
[20336.884573][T19513]      fib6_nh_init+0x3d8/0x15b0
[20336.884573][T19513]      ip6_route_info_create+0xf18/0x17d0
[20336.884573][T19513]      ip6_route_add+0x1c/0x140
[20336.884573][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20336.884573][T19513]      addrconf_add_dev+0xe2/0x170
[20336.884573][T19513]      inet6_addr_add+0x12f/0xa40
[20336.884573][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20336.884573][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20336.884573][T19513]      netlink_rcv_skb+0x130/0x360
[20336.884573][T19513]      netlink_unicast+0x449/0x710
[20336.884573][T19513]      netlink_sendmsg+0x723/0xbe0
[20336.884573][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20336.884573][T19513]      ___sys_sendmsg+0xee/0x170
[20336.884573][T19513]      __sys_sendmsg+0xcd/0x170
[20336.884573][T19513]      do_syscall_64+0xc6/0x1e0
[20336.884573][T19513] 
[20336.886726][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20336.886726][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20336.886726][T19513]      ipv6_find_idev+0x102/0x170
[20336.886726][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20336.886726][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20336.886726][T19513]      netlink_rcv_skb+0x130/0x360
[20336.886726][T19513]      netlink_unicast+0x449/0x710
[20336.886726][T19513]      netlink_sendmsg+0x723/0xbe0
[20336.886726][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20336.886726][T19513]      ___sys_sendmsg+0xee/0x170
[20336.886726][T19513]      __sys_sendmsg+0xcd/0x170
[20336.886726][T19513]      do_syscall_64+0xc6/0x1e0
[20336.886726][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20336.886726][T19513] 
[20336.888407][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20336.888407][T19513]      neigh_parms_alloc+0x1e5/0x510
[20336.888407][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20336.888407][T19513]      ipv6_find_idev+0x102/0x170
[20336.888407][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20336.888407][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20336.888407][T19513]      netlink_rcv_skb+0x130/0x360
[20336.888407][T19513]      netlink_unicast+0x449/0x710
[20336.888407][T19513]      netlink_sendmsg+0x723/0xbe0
[20336.888407][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20336.888407][T19513]      ___sys_sendmsg+0xee/0x170
[20336.888407][T19513]      __sys_sendmsg+0xcd/0x170
[20336.888407][T19513]      do_syscall_64+0xc6/0x1e0
[20336.888407][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20336.888407][T19513] 
[20347.127213][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20347.127736][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20347.127736][T19513]      netdev_get_by_index+0x5e/0x80
[20347.127736][T19513]      fib6_nh_init+0x3d8/0x15b0
[20347.127736][T19513]      ip6_route_info_create+0xf18/0x17d0
[20347.127736][T19513]      ip6_route_add+0x1c/0x140
[20347.127736][T19513]      addrconf_prefix_route+0x2a6/0x430
[20347.127736][T19513]      inet6_addr_add+0x4f8/0xa40
[20347.127736][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20347.127736][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20347.127736][T19513]      netlink_rcv_skb+0x130/0x360
[20347.127736][T19513]      netlink_unicast+0x449/0x710
[20347.127736][T19513]      netlink_sendmsg+0x723/0xbe0
[20347.127736][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20347.127736][T19513]      ___sys_sendmsg+0xee/0x170
[20347.127736][T19513]      __sys_sendmsg+0xcd/0x170
[20347.127736][T19513]      do_syscall_64+0xc6/0x1e0
[20347.127736][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20347.127736][T19513] 
[20347.129858][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20347.129858][T19513]      netdev_get_by_index+0x5e/0x80
[20347.129858][T19513]      fib6_nh_init+0x3d8/0x15b0
[20347.129858][T19513]      ip6_route_info_create+0xf18/0x17d0
[20347.129858][T19513]      addrconf_f6i_alloc+0x315/0x560
[20347.129858][T19513]      ipv6_add_addr+0x411/0x2000
[20347.129858][T19513]      inet6_addr_add+0x30e/0xa40
[20347.129858][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20347.129858][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20347.129858][T19513]      netlink_rcv_skb+0x130/0x360
[20347.129858][T19513]      netlink_unicast+0x449/0x710
[20347.129858][T19513]      netlink_sendmsg+0x723/0xbe0
[20347.129858][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20347.129858][T19513]      ___sys_sendmsg+0xee/0x170
[20347.129858][T19513]      __sys_sendmsg+0xcd/0x170
[20347.129858][T19513]      do_syscall_64+0xc6/0x1e0
[20347.129858][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20347.129858][T19513] 
[20347.131951][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20347.131951][T19513]      netdev_get_by_index+0x5e/0x80
[20347.131951][T19513]      fib6_nh_init+0x3d8/0x15b0
[20347.131951][T19513]      ip6_route_info_create+0xf18/0x17d0
[20347.131951][T19513]      ip6_route_add+0x1c/0x140
[20347.131951][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20347.131951][T19513]      addrconf_add_dev+0xe2/0x170
[20347.131951][T19513]      inet6_addr_add+0x12f/0xa40
[20347.131951][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20347.131951][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20347.131951][T19513]      netlink_rcv_skb+0x130/0x360
[20347.131951][T19513]      netlink_unicast+0x449/0x710
[20347.131951][T19513]      netlink_sendmsg+0x723/0xbe0
[20347.131951][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20347.131951][T19513]      ___sys_sendmsg+0xee/0x170
[20347.131951][T19513]      __sys_sendmsg+0xcd/0x170
[20347.131951][T19513]      do_syscall_64+0xc6/0x1e0
[20347.131951][T19513] 
[20347.134010][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20347.134010][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20347.134010][T19513]      ipv6_find_idev+0x102/0x170
[20347.134010][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20347.134010][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20347.134010][T19513]      netlink_rcv_skb+0x130/0x360
[20347.134010][T19513]      netlink_unicast+0x449/0x710
[20347.134010][T19513]      netlink_sendmsg+0x723/0xbe0
[20347.134010][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20347.134010][T19513]      ___sys_sendmsg+0xee/0x170
[20347.134010][T19513]      __sys_sendmsg+0xcd/0x170
[20347.134010][T19513]      do_syscall_64+0xc6/0x1e0
[20347.134010][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20347.134010][T19513] 
[20347.135641][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20347.135641][T19513]      neigh_parms_alloc+0x1e5/0x510
[20347.135641][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20347.135641][T19513]      ipv6_find_idev+0x102/0x170
[20347.135641][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20347.135641][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20347.135641][T19513]      netlink_rcv_skb+0x130/0x360
[20347.135641][T19513]      netlink_unicast+0x449/0x710
[20347.135641][T19513]      netlink_sendmsg+0x723/0xbe0
[20347.135641][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20347.135641][T19513]      ___sys_sendmsg+0xee/0x170
[20347.135641][T19513]      __sys_sendmsg+0xcd/0x170
[20347.135641][T19513]      do_syscall_64+0xc6/0x1e0
[20347.135641][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20347.135641][T19513] 
[20357.375180][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20357.375677][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20357.375677][T19513]      netdev_get_by_index+0x5e/0x80
[20357.375677][T19513]      fib6_nh_init+0x3d8/0x15b0
[20357.375677][T19513]      ip6_route_info_create+0xf18/0x17d0
[20357.375677][T19513]      ip6_route_add+0x1c/0x140
[20357.375677][T19513]      addrconf_prefix_route+0x2a6/0x430
[20357.375677][T19513]      inet6_addr_add+0x4f8/0xa40
[20357.375677][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20357.375677][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20357.375677][T19513]      netlink_rcv_skb+0x130/0x360
[20357.375677][T19513]      netlink_unicast+0x449/0x710
[20357.375677][T19513]      netlink_sendmsg+0x723/0xbe0
[20357.375677][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20357.375677][T19513]      ___sys_sendmsg+0xee/0x170
[20357.375677][T19513]      __sys_sendmsg+0xcd/0x170
[20357.375677][T19513]      do_syscall_64+0xc6/0x1e0
[20357.375677][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20357.375677][T19513] 
[20357.377895][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20357.377895][T19513]      netdev_get_by_index+0x5e/0x80
[20357.377895][T19513]      fib6_nh_init+0x3d8/0x15b0
[20357.377895][T19513]      ip6_route_info_create+0xf18/0x17d0
[20357.377895][T19513]      addrconf_f6i_alloc+0x315/0x560
[20357.377895][T19513]      ipv6_add_addr+0x411/0x2000
[20357.377895][T19513]      inet6_addr_add+0x30e/0xa40
[20357.377895][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20357.377895][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20357.377895][T19513]      netlink_rcv_skb+0x130/0x360
[20357.377895][T19513]      netlink_unicast+0x449/0x710
[20357.377895][T19513]      netlink_sendmsg+0x723/0xbe0
[20357.377895][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20357.377895][T19513]      ___sys_sendmsg+0xee/0x170
[20357.377895][T19513]      __sys_sendmsg+0xcd/0x170
[20357.377895][T19513]      do_syscall_64+0xc6/0x1e0
[20357.377895][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20357.377895][T19513] 
[20357.380050][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20357.380050][T19513]      netdev_get_by_index+0x5e/0x80
[20357.380050][T19513]      fib6_nh_init+0x3d8/0x15b0
[20357.380050][T19513]      ip6_route_info_create+0xf18/0x17d0
[20357.380050][T19513]      ip6_route_add+0x1c/0x140
[20357.380050][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20357.380050][T19513]      addrconf_add_dev+0xe2/0x170
[20357.380050][T19513]      inet6_addr_add+0x12f/0xa40
[20357.380050][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20357.380050][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20357.380050][T19513]      netlink_rcv_skb+0x130/0x360
[20357.380050][T19513]      netlink_unicast+0x449/0x710
[20357.380050][T19513]      netlink_sendmsg+0x723/0xbe0
[20357.380050][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20357.380050][T19513]      ___sys_sendmsg+0xee/0x170
[20357.380050][T19513]      __sys_sendmsg+0xcd/0x170
[20357.380050][T19513]      do_syscall_64+0xc6/0x1e0
[20357.380050][T19513] 
[20357.382180][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20357.382180][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20357.382180][T19513]      ipv6_find_idev+0x102/0x170
[20357.382180][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20357.382180][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20357.382180][T19513]      netlink_rcv_skb+0x130/0x360
[20357.382180][T19513]      netlink_unicast+0x449/0x710
[20357.382180][T19513]      netlink_sendmsg+0x723/0xbe0
[20357.382180][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20357.382180][T19513]      ___sys_sendmsg+0xee/0x170
[20357.382180][T19513]      __sys_sendmsg+0xcd/0x170
[20357.382180][T19513]      do_syscall_64+0xc6/0x1e0
[20357.382180][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20357.382180][T19513] 
[20357.383934][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20357.383934][T19513]      neigh_parms_alloc+0x1e5/0x510
[20357.383934][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20357.383934][T19513]      ipv6_find_idev+0x102/0x170
[20357.383934][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20357.383934][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20357.383934][T19513]      netlink_rcv_skb+0x130/0x360
[20357.383934][T19513]      netlink_unicast+0x449/0x710
[20357.383934][T19513]      netlink_sendmsg+0x723/0xbe0
[20357.383934][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20357.383934][T19513]      ___sys_sendmsg+0xee/0x170
[20357.383934][T19513]      __sys_sendmsg+0xcd/0x170
[20357.383934][T19513]      do_syscall_64+0xc6/0x1e0
[20357.383934][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20357.383934][T19513] 
[20367.623232][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20367.623701][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20367.623701][T19513]      netdev_get_by_index+0x5e/0x80
[20367.623701][T19513]      fib6_nh_init+0x3d8/0x15b0
[20367.623701][T19513]      ip6_route_info_create+0xf18/0x17d0
[20367.623701][T19513]      ip6_route_add+0x1c/0x140
[20367.623701][T19513]      addrconf_prefix_route+0x2a6/0x430
[20367.623701][T19513]      inet6_addr_add+0x4f8/0xa40
[20367.623701][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20367.623701][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20367.623701][T19513]      netlink_rcv_skb+0x130/0x360
[20367.623701][T19513]      netlink_unicast+0x449/0x710
[20367.623701][T19513]      netlink_sendmsg+0x723/0xbe0
[20367.623701][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20367.623701][T19513]      ___sys_sendmsg+0xee/0x170
[20367.623701][T19513]      __sys_sendmsg+0xcd/0x170
[20367.623701][T19513]      do_syscall_64+0xc6/0x1e0
[20367.623701][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20367.623701][T19513] 
[20367.625879][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20367.625879][T19513]      netdev_get_by_index+0x5e/0x80
[20367.625879][T19513]      fib6_nh_init+0x3d8/0x15b0
[20367.625879][T19513]      ip6_route_info_create+0xf18/0x17d0
[20367.625879][T19513]      addrconf_f6i_alloc+0x315/0x560
[20367.625879][T19513]      ipv6_add_addr+0x411/0x2000
[20367.625879][T19513]      inet6_addr_add+0x30e/0xa40
[20367.625879][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20367.625879][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20367.625879][T19513]      netlink_rcv_skb+0x130/0x360
[20367.625879][T19513]      netlink_unicast+0x449/0x710
[20367.625879][T19513]      netlink_sendmsg+0x723/0xbe0
[20367.625879][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20367.625879][T19513]      ___sys_sendmsg+0xee/0x170
[20367.625879][T19513]      __sys_sendmsg+0xcd/0x170
[20367.625879][T19513]      do_syscall_64+0xc6/0x1e0
[20367.625879][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20367.625879][T19513] 
[20367.628031][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20367.628031][T19513]      netdev_get_by_index+0x5e/0x80
[20367.628031][T19513]      fib6_nh_init+0x3d8/0x15b0
[20367.628031][T19513]      ip6_route_info_create+0xf18/0x17d0
[20367.628031][T19513]      ip6_route_add+0x1c/0x140
[20367.628031][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20367.628031][T19513]      addrconf_add_dev+0xe2/0x170
[20367.628031][T19513]      inet6_addr_add+0x12f/0xa40
[20367.628031][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20367.628031][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20367.628031][T19513]      netlink_rcv_skb+0x130/0x360
[20367.628031][T19513]      netlink_unicast+0x449/0x710
[20367.628031][T19513]      netlink_sendmsg+0x723/0xbe0
[20367.628031][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20367.628031][T19513]      ___sys_sendmsg+0xee/0x170
[20367.628031][T19513]      __sys_sendmsg+0xcd/0x170
[20367.628031][T19513]      do_syscall_64+0xc6/0x1e0
[20367.628031][T19513] 
[20367.630230][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20367.630230][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20367.630230][T19513]      ipv6_find_idev+0x102/0x170
[20367.630230][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20367.630230][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20367.630230][T19513]      netlink_rcv_skb+0x130/0x360
[20367.630230][T19513]      netlink_unicast+0x449/0x710
[20367.630230][T19513]      netlink_sendmsg+0x723/0xbe0
[20367.630230][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20367.630230][T19513]      ___sys_sendmsg+0xee/0x170
[20367.630230][T19513]      __sys_sendmsg+0xcd/0x170
[20367.630230][T19513]      do_syscall_64+0xc6/0x1e0
[20367.630230][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20367.630230][T19513] 
[20367.631906][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20367.631906][T19513]      neigh_parms_alloc+0x1e5/0x510
[20367.631906][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20367.631906][T19513]      ipv6_find_idev+0x102/0x170
[20367.631906][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20367.631906][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20367.631906][T19513]      netlink_rcv_skb+0x130/0x360
[20367.631906][T19513]      netlink_unicast+0x449/0x710
[20367.631906][T19513]      netlink_sendmsg+0x723/0xbe0
[20367.631906][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20367.631906][T19513]      ___sys_sendmsg+0xee/0x170
[20367.631906][T19513]      __sys_sendmsg+0xcd/0x170
[20367.631906][T19513]      do_syscall_64+0xc6/0x1e0
[20367.631906][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20367.631906][T19513] 
[20377.871132][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20377.871599][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20377.871599][T19513]      netdev_get_by_index+0x5e/0x80
[20377.871599][T19513]      fib6_nh_init+0x3d8/0x15b0
[20377.871599][T19513]      ip6_route_info_create+0xf18/0x17d0
[20377.871599][T19513]      ip6_route_add+0x1c/0x140
[20377.871599][T19513]      addrconf_prefix_route+0x2a6/0x430
[20377.871599][T19513]      inet6_addr_add+0x4f8/0xa40
[20377.871599][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20377.871599][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20377.871599][T19513]      netlink_rcv_skb+0x130/0x360
[20377.871599][T19513]      netlink_unicast+0x449/0x710
[20377.871599][T19513]      netlink_sendmsg+0x723/0xbe0
[20377.871599][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20377.871599][T19513]      ___sys_sendmsg+0xee/0x170
[20377.871599][T19513]      __sys_sendmsg+0xcd/0x170
[20377.871599][T19513]      do_syscall_64+0xc6/0x1e0
[20377.871599][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20377.871599][T19513] 
[20377.873814][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20377.873814][T19513]      netdev_get_by_index+0x5e/0x80
[20377.873814][T19513]      fib6_nh_init+0x3d8/0x15b0
[20377.873814][T19513]      ip6_route_info_create+0xf18/0x17d0
[20377.873814][T19513]      addrconf_f6i_alloc+0x315/0x560
[20377.873814][T19513]      ipv6_add_addr+0x411/0x2000
[20377.873814][T19513]      inet6_addr_add+0x30e/0xa40
[20377.873814][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20377.873814][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20377.873814][T19513]      netlink_rcv_skb+0x130/0x360
[20377.873814][T19513]      netlink_unicast+0x449/0x710
[20377.873814][T19513]      netlink_sendmsg+0x723/0xbe0
[20377.873814][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20377.873814][T19513]      ___sys_sendmsg+0xee/0x170
[20377.873814][T19513]      __sys_sendmsg+0xcd/0x170
[20377.873814][T19513]      do_syscall_64+0xc6/0x1e0
[20377.873814][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20377.873814][T19513] 
[20377.876026][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20377.876026][T19513]      netdev_get_by_index+0x5e/0x80
[20377.876026][T19513]      fib6_nh_init+0x3d8/0x15b0
[20377.876026][T19513]      ip6_route_info_create+0xf18/0x17d0
[20377.876026][T19513]      ip6_route_add+0x1c/0x140
[20377.876026][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20377.876026][T19513]      addrconf_add_dev+0xe2/0x170
[20377.876026][T19513]      inet6_addr_add+0x12f/0xa40
[20377.876026][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20377.876026][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20377.876026][T19513]      netlink_rcv_skb+0x130/0x360
[20377.876026][T19513]      netlink_unicast+0x449/0x710
[20377.876026][T19513]      netlink_sendmsg+0x723/0xbe0
[20377.876026][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20377.876026][T19513]      ___sys_sendmsg+0xee/0x170
[20377.876026][T19513]      __sys_sendmsg+0xcd/0x170
[20377.876026][T19513]      do_syscall_64+0xc6/0x1e0
[20377.876026][T19513] 
[20377.878188][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20377.878188][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20377.878188][T19513]      ipv6_find_idev+0x102/0x170
[20377.878188][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20377.878188][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20377.878188][T19513]      netlink_rcv_skb+0x130/0x360
[20377.878188][T19513]      netlink_unicast+0x449/0x710
[20377.878188][T19513]      netlink_sendmsg+0x723/0xbe0
[20377.878188][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20377.878188][T19513]      ___sys_sendmsg+0xee/0x170
[20377.878188][T19513]      __sys_sendmsg+0xcd/0x170
[20377.878188][T19513]      do_syscall_64+0xc6/0x1e0
[20377.878188][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20377.878188][T19513] 
[20377.879879][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20377.879879][T19513]      neigh_parms_alloc+0x1e5/0x510
[20377.879879][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20377.879879][T19513]      ipv6_find_idev+0x102/0x170
[20377.879879][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20377.879879][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20377.879879][T19513]      netlink_rcv_skb+0x130/0x360
[20377.879879][T19513]      netlink_unicast+0x449/0x710
[20377.879879][T19513]      netlink_sendmsg+0x723/0xbe0
[20377.879879][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20377.879879][T19513]      ___sys_sendmsg+0xee/0x170
[20377.879879][T19513]      __sys_sendmsg+0xcd/0x170
[20377.879879][T19513]      do_syscall_64+0xc6/0x1e0
[20377.879879][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20377.879879][T19513] 
[20387.911192][T19513] unregister_netdevice: waiting for gt6 to become free. Usage count = 6
[20387.912166][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20387.912166][T19513]      netdev_get_by_index+0x5e/0x80
[20387.912166][T19513]      fib6_nh_init+0x3d8/0x15b0
[20387.912166][T19513]      ip6_route_info_create+0xf18/0x17d0
[20387.912166][T19513]      ip6_route_add+0x1c/0x140
[20387.912166][T19513]      addrconf_prefix_route+0x2a6/0x430
[20387.912166][T19513]      inet6_addr_add+0x4f8/0xa40
[20387.912166][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20387.912166][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20387.912166][T19513]      netlink_rcv_skb+0x130/0x360
[20387.912166][T19513]      netlink_unicast+0x449/0x710
[20387.912166][T19513]      netlink_sendmsg+0x723/0xbe0
[20387.912166][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20387.912166][T19513]      ___sys_sendmsg+0xee/0x170
[20387.912166][T19513]      __sys_sendmsg+0xcd/0x170
[20387.912166][T19513]      do_syscall_64+0xc6/0x1e0
[20387.912166][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20387.912166][T19513] 
[20387.914481][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20387.914481][T19513]      netdev_get_by_index+0x5e/0x80
[20387.914481][T19513]      fib6_nh_init+0x3d8/0x15b0
[20387.914481][T19513]      ip6_route_info_create+0xf18/0x17d0
[20387.914481][T19513]      addrconf_f6i_alloc+0x315/0x560
[20387.914481][T19513]      ipv6_add_addr+0x411/0x2000
[20387.914481][T19513]      inet6_addr_add+0x30e/0xa40
[20387.914481][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20387.914481][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20387.914481][T19513]      netlink_rcv_skb+0x130/0x360
[20387.914481][T19513]      netlink_unicast+0x449/0x710
[20387.914481][T19513]      netlink_sendmsg+0x723/0xbe0
[20387.914481][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20387.914481][T19513]      ___sys_sendmsg+0xee/0x170
[20387.914481][T19513]      __sys_sendmsg+0xcd/0x170
[20387.914481][T19513]      do_syscall_64+0xc6/0x1e0
[20387.914481][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20387.914481][T19513] 
[20387.916652][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20387.916652][T19513]      netdev_get_by_index+0x5e/0x80
[20387.916652][T19513]      fib6_nh_init+0x3d8/0x15b0
[20387.916652][T19513]      ip6_route_info_create+0xf18/0x17d0
[20387.916652][T19513]      ip6_route_add+0x1c/0x140
[20387.916652][T19513]      addrconf_add_mroute+0x1ac/0x2c0
[20387.916652][T19513]      addrconf_add_dev+0xe2/0x170
[20387.916652][T19513]      inet6_addr_add+0x12f/0xa40
[20387.916652][T19513]      inet6_rtm_newaddr+0x560/0x6b0
[20387.916652][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20387.916652][T19513]      netlink_rcv_skb+0x130/0x360
[20387.916652][T19513]      netlink_unicast+0x449/0x710
[20387.916652][T19513]      netlink_sendmsg+0x723/0xbe0
[20387.916652][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20387.916652][T19513]      ___sys_sendmsg+0xee/0x170
[20387.916652][T19513]      __sys_sendmsg+0xcd/0x170
[20387.916652][T19513]      do_syscall_64+0xc6/0x1e0
[20387.916652][T19513] 
[20387.918790][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20387.918790][T19513]      ipv6_add_dev+0x3b9/0x11c0
[20387.918790][T19513]      ipv6_find_idev+0x102/0x170
[20387.918790][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20387.918790][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20387.918790][T19513]      netlink_rcv_skb+0x130/0x360
[20387.918790][T19513]      netlink_unicast+0x449/0x710
[20387.918790][T19513]      netlink_sendmsg+0x723/0xbe0
[20387.918790][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20387.918790][T19513]      ___sys_sendmsg+0xee/0x170
[20387.918790][T19513]      __sys_sendmsg+0xcd/0x170
[20387.918790][T19513]      do_syscall_64+0xc6/0x1e0
[20387.918790][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20387.918790][T19513] 
[20387.920463][T19513] ref_tracker: gt6@ffff888011a145d0 has 1/5 users at
[20387.920463][T19513]      neigh_parms_alloc+0x1e5/0x510
[20387.920463][T19513]      ipv6_add_dev+0x2fd/0x11c0
[20387.920463][T19513]      ipv6_find_idev+0x102/0x170
[20387.920463][T19513]      inet6_rtm_newaddr+0x37c/0x6b0
[20387.920463][T19513]      rtnetlink_rcv_msg+0x2fb/0xbf0
[20387.920463][T19513]      netlink_rcv_skb+0x130/0x360
[20387.920463][T19513]      netlink_unicast+0x449/0x710
[20387.920463][T19513]      netlink_sendmsg+0x723/0xbe0
[20387.920463][T19513]      ____sys_sendmsg+0x7b2/0xa10
[20387.920463][T19513]      ___sys_sendmsg+0xee/0x170
[20387.920463][T19513]      __sys_sendmsg+0xcd/0x170
[20387.920463][T19513]      do_syscall_64+0xc6/0x1e0
[20387.920463][T19513]      entry_SYSCALL_64_after_hwframe+0x6d/0x75
[20387.920463][T19513] 

HARD STOP (10000)

WAIT TIMEOUT stderr