====================================== | [ 3231.718384][ T11] veth_A-C (unregistering): left promiscuous mode | [ 3244.223585][T14785] geneve_a: left promiscuous mode | [ 3249.452935][T14800] ovs_br0: left promiscuous mode | [ 4102.456670][T19297] Initializing XFRM netlink socket | [ 4600.969293][T21689] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4600.969771][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4600.969771][T21689] dst_init (net/core/dst.c:53) [4600.969771][T21689] dst_alloc (net/core/dst.c:96) [4600.969771][T21689] ip6_dst_alloc (net/ipv6/route.c:342) [4600.969771][T21689] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4600.969771][T21689] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4600.969771][T21689] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4600.969771][T21689] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4600.969771][T21689] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4600.969771][T21689] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4600.969771][T21689] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4600.969771][T21689] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4600.969771][T21689] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4600.969771][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) [4600.969771][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4600.969771][T21689] arp_solicit (net/ipv4/arp.c:392) [4600.969771][T21689] neigh_probe (net/core/neighbour.c:1077) | [4600.969771][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) | [4600.969771][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4600.969771][T21689] arp_solicit (net/ipv4/arp.c:392) | [4600.969771][T21689] neigh_probe (net/core/neighbour.c:1077) | [ 4600.969771][T21689] [ 4600.972577][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 2/5 users at [4600.972577][T21689] dst_init (net/core/dst.c:53) [4600.972577][T21689] dst_alloc (net/core/dst.c:96) [4600.972577][T21689] ip6_dst_alloc (net/ipv6/route.c:342) [4600.972577][T21689] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4600.972577][T21689] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4600.972577][T21689] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4600.972577][T21689] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4600.972577][T21689] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4600.972577][T21689] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4600.972577][T21689] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4600.972577][T21689] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4600.972577][T21689] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4600.972577][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) [4600.972577][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4600.972577][T21689] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) [4600.972577][T21689] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4600.972577][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) | [4600.972577][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4600.972577][T21689] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) | [4600.972577][T21689] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4600.972577][T21689] [ 4600.974927][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4600.974927][T21689] netdev_get_by_index (net/core/dev.c:916) [4600.974927][T21689] fib6_nh_init (net/ipv6/route.c:3543) [4600.974927][T21689] nh_create_ipv6 (net/ipv4/nexthop.c:2843) [4600.974927][T21689] nexthop_create (net/ipv4/nexthop.c:2894) [4600.974927][T21689] rtm_new_nexthop (net/ipv4/nexthop.c:2936 net/ipv4/nexthop.c:3222) [4600.974927][T21689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [4600.974927][T21689] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4600.974927][T21689] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4600.974927][T21689] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4600.974927][T21689] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2598) [4600.974927][T21689] ___sys_sendmsg (net/socket.c:2654) [4600.974927][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) [4600.974927][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4600.974927][T21689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4600.974927][T21689] ___sys_sendmsg (net/socket.c:2654) | [4600.974927][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) | [4600.974927][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4600.974927][T21689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4600.974927][T21689] [ 4600.976993][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4600.976993][T21689] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4600.976993][T21689] addrconf_notify (net/ipv6/addrconf.c:3656) [4600.976993][T21689] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4600.976993][T21689] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10487) [4600.976993][T21689] veth_newlink (drivers/net/veth.c:1861) [4600.976993][T21689] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4600.976993][T21689] __rtnl_newlink (net/core/rtnetlink.c:3730) [4600.976993][T21689] rtnl_newlink (net/core/rtnetlink.c:3744) [4600.976993][T21689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [4600.976993][T21689] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4600.976993][T21689] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4600.976993][T21689] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4600.976993][T21689] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2598) [4600.976993][T21689] ___sys_sendmsg (net/socket.c:2654) [4600.976993][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) [4600.976993][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4600.976993][T21689] ___sys_sendmsg (net/socket.c:2654) | [4600.976993][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) | [4600.976993][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4600.976993][T21689] | [ 4611.129398][T21689] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4611.129850][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4611.129850][T21689] dst_init (net/core/dst.c:53) [4611.129850][T21689] dst_alloc (net/core/dst.c:96) [4611.129850][T21689] ip6_dst_alloc (net/ipv6/route.c:342) [4611.129850][T21689] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4611.129850][T21689] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4611.129850][T21689] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4611.129850][T21689] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4611.129850][T21689] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4611.129850][T21689] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4611.129850][T21689] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4611.129850][T21689] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4611.129850][T21689] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4611.129850][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) [4611.129850][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4611.129850][T21689] arp_solicit (net/ipv4/arp.c:392) [4611.129850][T21689] neigh_probe (net/core/neighbour.c:1077) | [4611.129850][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) | [4611.129850][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4611.129850][T21689] arp_solicit (net/ipv4/arp.c:392) | [4611.129850][T21689] neigh_probe (net/core/neighbour.c:1077) | [ 4611.129850][T21689] [ 4611.132418][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 2/5 users at [4611.132418][T21689] dst_init (net/core/dst.c:53) [4611.132418][T21689] dst_alloc (net/core/dst.c:96) [4611.132418][T21689] ip6_dst_alloc (net/ipv6/route.c:342) [4611.132418][T21689] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4611.132418][T21689] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4611.132418][T21689] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4611.132418][T21689] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4611.132418][T21689] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4611.132418][T21689] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4611.132418][T21689] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4611.132418][T21689] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4611.132418][T21689] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4611.132418][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) [4611.132418][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4611.132418][T21689] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) [4611.132418][T21689] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4611.132418][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) | [4611.132418][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4611.132418][T21689] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) | [4611.132418][T21689] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4611.132418][T21689] [ 4611.135049][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4611.135049][T21689] netdev_get_by_index (net/core/dev.c:916) [4611.135049][T21689] fib6_nh_init (net/ipv6/route.c:3543) [4611.135049][T21689] nh_create_ipv6 (net/ipv4/nexthop.c:2843) [4611.135049][T21689] nexthop_create (net/ipv4/nexthop.c:2894) [4611.135049][T21689] rtm_new_nexthop (net/ipv4/nexthop.c:2936 net/ipv4/nexthop.c:3222) [4611.135049][T21689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [4611.135049][T21689] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4611.135049][T21689] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4611.135049][T21689] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4611.135049][T21689] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2598) [4611.135049][T21689] ___sys_sendmsg (net/socket.c:2654) [4611.135049][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) [4611.135049][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4611.135049][T21689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4611.135049][T21689] ___sys_sendmsg (net/socket.c:2654) | [4611.135049][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) | [4611.135049][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4611.135049][T21689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4611.135049][T21689] [ 4611.137303][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4611.137303][T21689] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4611.137303][T21689] addrconf_notify (net/ipv6/addrconf.c:3656) [4611.137303][T21689] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4611.137303][T21689] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10487) [4611.137303][T21689] veth_newlink (drivers/net/veth.c:1861) [4611.137303][T21689] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4611.137303][T21689] __rtnl_newlink (net/core/rtnetlink.c:3730) [4611.137303][T21689] rtnl_newlink (net/core/rtnetlink.c:3744) [4611.137303][T21689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [4611.137303][T21689] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4611.137303][T21689] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4611.137303][T21689] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4611.137303][T21689] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2598) [4611.137303][T21689] ___sys_sendmsg (net/socket.c:2654) [4611.137303][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) [4611.137303][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4611.137303][T21689] ___sys_sendmsg (net/socket.c:2654) | [4611.137303][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) | [4611.137303][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4611.137303][T21689] | [ 4621.265333][T21689] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4621.265864][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4621.265864][T21689] dst_init (net/core/dst.c:53) [4621.265864][T21689] dst_alloc (net/core/dst.c:96) [4621.265864][T21689] ip6_dst_alloc (net/ipv6/route.c:342) [4621.265864][T21689] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4621.265864][T21689] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4621.265864][T21689] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4621.265864][T21689] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4621.265864][T21689] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4621.265864][T21689] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4621.265864][T21689] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4621.265864][T21689] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4621.265864][T21689] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4621.265864][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) [4621.265864][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4621.265864][T21689] arp_solicit (net/ipv4/arp.c:392) [4621.265864][T21689] neigh_probe (net/core/neighbour.c:1077) | [4621.265864][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) | [4621.265864][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4621.265864][T21689] arp_solicit (net/ipv4/arp.c:392) | [4621.265864][T21689] neigh_probe (net/core/neighbour.c:1077) | [ 4621.265864][T21689] [ 4621.268280][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 2/5 users at [4621.268280][T21689] dst_init (net/core/dst.c:53) [4621.268280][T21689] dst_alloc (net/core/dst.c:96) [4621.268280][T21689] ip6_dst_alloc (net/ipv6/route.c:342) [4621.268280][T21689] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4621.268280][T21689] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4621.268280][T21689] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4621.268280][T21689] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4621.268280][T21689] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4621.268280][T21689] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4621.268280][T21689] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4621.268280][T21689] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4621.268280][T21689] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4621.268280][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) [4621.268280][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4621.268280][T21689] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) [4621.268280][T21689] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4621.268280][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) | [4621.268280][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4621.268280][T21689] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) | [4621.268280][T21689] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4621.268280][T21689] [ 4621.270699][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4621.270699][T21689] netdev_get_by_index (net/core/dev.c:916) [4621.270699][T21689] fib6_nh_init (net/ipv6/route.c:3543) [4621.270699][T21689] nh_create_ipv6 (net/ipv4/nexthop.c:2843) [4621.270699][T21689] nexthop_create (net/ipv4/nexthop.c:2894) [4621.270699][T21689] rtm_new_nexthop (net/ipv4/nexthop.c:2936 net/ipv4/nexthop.c:3222) [4621.270699][T21689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [4621.270699][T21689] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4621.270699][T21689] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4621.270699][T21689] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4621.270699][T21689] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2598) [4621.270699][T21689] ___sys_sendmsg (net/socket.c:2654) [4621.270699][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) [4621.270699][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4621.270699][T21689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4621.270699][T21689] ___sys_sendmsg (net/socket.c:2654) | [4621.270699][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) | [4621.270699][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4621.270699][T21689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4621.270699][T21689] [ 4621.272787][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4621.272787][T21689] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4621.272787][T21689] addrconf_notify (net/ipv6/addrconf.c:3656) [4621.272787][T21689] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4621.272787][T21689] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10487) [4621.272787][T21689] veth_newlink (drivers/net/veth.c:1861) [4621.272787][T21689] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4621.272787][T21689] __rtnl_newlink (net/core/rtnetlink.c:3730) [4621.272787][T21689] rtnl_newlink (net/core/rtnetlink.c:3744) [4621.272787][T21689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [4621.272787][T21689] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4621.272787][T21689] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4621.272787][T21689] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4621.272787][T21689] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2598) [4621.272787][T21689] ___sys_sendmsg (net/socket.c:2654) [4621.272787][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) [4621.272787][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4621.272787][T21689] ___sys_sendmsg (net/socket.c:2654) | [4621.272787][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) | [4621.272787][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4621.272787][T21689] | [ 4631.377399][T21689] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4631.378190][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4631.378190][T21689] dst_init (net/core/dst.c:53) [4631.378190][T21689] dst_alloc (net/core/dst.c:96) [4631.378190][T21689] ip6_dst_alloc (net/ipv6/route.c:342) [4631.378190][T21689] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4631.378190][T21689] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4631.378190][T21689] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4631.378190][T21689] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4631.378190][T21689] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4631.378190][T21689] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4631.378190][T21689] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4631.378190][T21689] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4631.378190][T21689] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4631.378190][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) [4631.378190][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4631.378190][T21689] arp_solicit (net/ipv4/arp.c:392) [4631.378190][T21689] neigh_probe (net/core/neighbour.c:1077) | [4631.378190][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) | [4631.378190][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4631.378190][T21689] arp_solicit (net/ipv4/arp.c:392) | [4631.378190][T21689] neigh_probe (net/core/neighbour.c:1077) | [ 4631.378190][T21689] [ 4631.380480][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 2/5 users at [4631.380480][T21689] dst_init (net/core/dst.c:53) [4631.380480][T21689] dst_alloc (net/core/dst.c:96) [4631.380480][T21689] ip6_dst_alloc (net/ipv6/route.c:342) [4631.380480][T21689] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4631.380480][T21689] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4631.380480][T21689] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4631.380480][T21689] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4631.380480][T21689] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4631.380480][T21689] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4631.380480][T21689] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4631.380480][T21689] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4631.380480][T21689] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4631.380480][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) [4631.380480][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4631.380480][T21689] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) [4631.380480][T21689] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4631.380480][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) | [4631.380480][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4631.380480][T21689] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) | [4631.380480][T21689] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4631.380480][T21689] [ 4631.382740][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4631.382740][T21689] netdev_get_by_index (net/core/dev.c:916) [4631.382740][T21689] fib6_nh_init (net/ipv6/route.c:3543) [4631.382740][T21689] nh_create_ipv6 (net/ipv4/nexthop.c:2843) [4631.382740][T21689] nexthop_create (net/ipv4/nexthop.c:2894) [4631.382740][T21689] rtm_new_nexthop (net/ipv4/nexthop.c:2936 net/ipv4/nexthop.c:3222) [4631.382740][T21689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [4631.382740][T21689] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4631.382740][T21689] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4631.382740][T21689] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4631.382740][T21689] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2598) [4631.382740][T21689] ___sys_sendmsg (net/socket.c:2654) [4631.382740][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) [4631.382740][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4631.382740][T21689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4631.382740][T21689] ___sys_sendmsg (net/socket.c:2654) | [4631.382740][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) | [4631.382740][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4631.382740][T21689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4631.382740][T21689] [ 4631.384672][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4631.384672][T21689] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4631.384672][T21689] addrconf_notify (net/ipv6/addrconf.c:3656) [4631.384672][T21689] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4631.384672][T21689] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10487) [4631.384672][T21689] veth_newlink (drivers/net/veth.c:1861) [4631.384672][T21689] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4631.384672][T21689] __rtnl_newlink (net/core/rtnetlink.c:3730) [4631.384672][T21689] rtnl_newlink (net/core/rtnetlink.c:3744) [4631.384672][T21689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [4631.384672][T21689] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4631.384672][T21689] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4631.384672][T21689] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4631.384672][T21689] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2598) [4631.384672][T21689] ___sys_sendmsg (net/socket.c:2654) [4631.384672][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) [4631.384672][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4631.384672][T21689] ___sys_sendmsg (net/socket.c:2654) | [4631.384672][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) | [4631.384672][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4631.384672][T21689] | [ 4641.577538][T21689] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4641.578196][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4641.578196][T21689] dst_init (net/core/dst.c:53) [4641.578196][T21689] dst_alloc (net/core/dst.c:96) [4641.578196][T21689] ip6_dst_alloc (net/ipv6/route.c:342) [4641.578196][T21689] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4641.578196][T21689] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4641.578196][T21689] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4641.578196][T21689] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4641.578196][T21689] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4641.578196][T21689] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4641.578196][T21689] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4641.578196][T21689] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4641.578196][T21689] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4641.578196][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) [4641.578196][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4641.578196][T21689] arp_solicit (net/ipv4/arp.c:392) [4641.578196][T21689] neigh_probe (net/core/neighbour.c:1077) | [4641.578196][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) | [4641.578196][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4641.578196][T21689] arp_solicit (net/ipv4/arp.c:392) | [4641.578196][T21689] neigh_probe (net/core/neighbour.c:1077) | [ 4641.578196][T21689] [ 4641.580472][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 2/5 users at [4641.580472][T21689] dst_init (net/core/dst.c:53) [4641.580472][T21689] dst_alloc (net/core/dst.c:96) [4641.580472][T21689] ip6_dst_alloc (net/ipv6/route.c:342) [4641.580472][T21689] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4641.580472][T21689] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4641.580472][T21689] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4641.580472][T21689] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4641.580472][T21689] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4641.580472][T21689] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4641.580472][T21689] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4641.580472][T21689] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4641.580472][T21689] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4641.580472][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) [4641.580472][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4641.580472][T21689] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) [4641.580472][T21689] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4641.580472][T21689] dev_hard_start_xmit (./include/linux/netdevice.h:4903 ./include/linux/netdevice.h:4912 net/core/dev.c:3580 net/core/dev.c:3596) | [4641.580472][T21689] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4641.580472][T21689] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) | [4641.580472][T21689] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4641.580472][T21689] [ 4641.582668][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4641.582668][T21689] netdev_get_by_index (net/core/dev.c:916) [4641.582668][T21689] fib6_nh_init (net/ipv6/route.c:3543) [4641.582668][T21689] nh_create_ipv6 (net/ipv4/nexthop.c:2843) [4641.582668][T21689] nexthop_create (net/ipv4/nexthop.c:2894) [4641.582668][T21689] rtm_new_nexthop (net/ipv4/nexthop.c:2936 net/ipv4/nexthop.c:3222) [4641.582668][T21689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [4641.582668][T21689] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4641.582668][T21689] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4641.582668][T21689] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4641.582668][T21689] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2598) [4641.582668][T21689] ___sys_sendmsg (net/socket.c:2654) [4641.582668][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) [4641.582668][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4641.582668][T21689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4641.582668][T21689] ___sys_sendmsg (net/socket.c:2654) | [4641.582668][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) | [4641.582668][T21689] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4641.582668][T21689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4641.582668][T21689] [ 4641.584594][T21689] ref_tracker: veth_A-R1@ffff8880053545e0 has 1/5 users at [4641.584594][T21689] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4641.584594][T21689] addrconf_notify (net/ipv6/addrconf.c:3656) [4641.584594][T21689] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4641.584594][T21689] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10487) [4641.584594][T21689] veth_newlink (drivers/net/veth.c:1861) [4641.584594][T21689] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4641.584594][T21689] __rtnl_newlink (net/core/rtnetlink.c:3730) [4641.584594][T21689] rtnl_newlink (net/core/rtnetlink.c:3744) [4641.584594][T21689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6647) [4641.584594][T21689] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4641.584594][T21689] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4641.584594][T21689] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4641.584594][T21689] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2598) [4641.584594][T21689] ___sys_sendmsg (net/socket.c:2654) [4641.584594][T21689] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2683) Finger prints: dev_hard_start_xmit:__dev_queue_xmit:arp_solicit:neigh_probe:dst_init ___sys_sendmsg:__sys_sendmsg:do_syscall_64:dst_init:dst_alloc dev_hard_start_xmit:__dev_queue_xmit:ip6_finish_output2:ip6_finish_output:netdev_get_by_index dst_init:dst_alloc:ip6_dst_alloc:ip6_rt_pcpu_alloc:ip6_pol_route ___sys_sendmsg:__sys_sendmsg:do_syscall_64:ipv6_add_dev:addrconf_notify