====================================== | [ 2902.028909][ T73] veth_A-C (unregistering): left promiscuous mode | [ 2912.323953][T14237] geneve_a: left promiscuous mode | [ 2916.565548][T14251] ovs_br0: left promiscuous mode | [ 3669.528483][T18516] Initializing XFRM netlink socket | [ 4102.609141][T20765] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5 [ 4102.609704][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4102.609704][T20765] dst_init (net/core/dst.c:53) [4102.609704][T20765] dst_alloc (net/core/dst.c:96) [4102.609704][T20765] ip6_dst_alloc (net/ipv6/route.c:342) [4102.609704][T20765] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4102.609704][T20765] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4102.609704][T20765] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4102.609704][T20765] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4102.609704][T20765] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4102.609704][T20765] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4102.609704][T20765] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4102.609704][T20765] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4102.609704][T20765] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4102.609704][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4102.609704][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4102.609704][T20765] arp_solicit (net/ipv4/arp.c:392) [4102.609704][T20765] neigh_probe (net/core/neighbour.c:1077) | [4102.609704][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4102.609704][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4102.609704][T20765] arp_solicit (net/ipv4/arp.c:392) | [4102.609704][T20765] neigh_probe (net/core/neighbour.c:1077) | [ 4102.609704][T20765] [ 4102.612642][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4102.612642][T20765] dst_init (net/core/dst.c:53) [4102.612642][T20765] dst_alloc (net/core/dst.c:96) [4102.612642][T20765] ip6_dst_alloc (net/ipv6/route.c:342) [4102.612642][T20765] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4102.612642][T20765] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4102.612642][T20765] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4102.612642][T20765] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4102.612642][T20765] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4102.612642][T20765] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4102.612642][T20765] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4102.612642][T20765] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4102.612642][T20765] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4102.612642][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4102.612642][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4102.612642][T20765] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4102.612642][T20765] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4102.612642][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4102.612642][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4102.612642][T20765] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4102.612642][T20765] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4102.612642][T20765] [ 4102.614988][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4102.614988][T20765] netdev_get_by_index (net/core/dev.c:916) [4102.614988][T20765] fib6_nh_init (net/ipv6/route.c:3543) [4102.614988][T20765] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4102.614988][T20765] nexthop_create (net/ipv4/nexthop.c:2878) [4102.614988][T20765] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4102.614988][T20765] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4102.614988][T20765] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4102.614988][T20765] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4102.614988][T20765] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4102.614988][T20765] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4102.614988][T20765] ___sys_sendmsg (net/socket.c:2641) [4102.614988][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4102.614988][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4102.614988][T20765] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4102.614988][T20765] ___sys_sendmsg (net/socket.c:2641) | [4102.614988][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4102.614988][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4102.614988][T20765] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4102.614988][T20765] [ 4102.617038][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4102.617038][T20765] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4102.617038][T20765] addrconf_notify (net/ipv6/addrconf.c:3653) [4102.617038][T20765] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4102.617038][T20765] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10469) [4102.617038][T20765] veth_newlink (drivers/net/veth.c:1860) [4102.617038][T20765] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4102.617038][T20765] __rtnl_newlink (net/core/rtnetlink.c:3730) [4102.617038][T20765] rtnl_newlink (net/core/rtnetlink.c:3744) [4102.617038][T20765] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4102.617038][T20765] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4102.617038][T20765] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4102.617038][T20765] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4102.617038][T20765] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4102.617038][T20765] ___sys_sendmsg (net/socket.c:2641) [4102.617038][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4102.617038][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4102.617038][T20765] ___sys_sendmsg (net/socket.c:2641) | [4102.617038][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4102.617038][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4102.617038][T20765] | [ 4112.792242][T20765] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5 [ 4112.792710][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4112.792710][T20765] dst_init (net/core/dst.c:53) [4112.792710][T20765] dst_alloc (net/core/dst.c:96) [4112.792710][T20765] ip6_dst_alloc (net/ipv6/route.c:342) [4112.792710][T20765] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4112.792710][T20765] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4112.792710][T20765] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4112.792710][T20765] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4112.792710][T20765] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4112.792710][T20765] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4112.792710][T20765] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4112.792710][T20765] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4112.792710][T20765] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4112.792710][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4112.792710][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4112.792710][T20765] arp_solicit (net/ipv4/arp.c:392) [4112.792710][T20765] neigh_probe (net/core/neighbour.c:1077) | [4112.792710][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4112.792710][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4112.792710][T20765] arp_solicit (net/ipv4/arp.c:392) | [4112.792710][T20765] neigh_probe (net/core/neighbour.c:1077) | [ 4112.792710][T20765] [ 4112.795433][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4112.795433][T20765] dst_init (net/core/dst.c:53) [4112.795433][T20765] dst_alloc (net/core/dst.c:96) [4112.795433][T20765] ip6_dst_alloc (net/ipv6/route.c:342) [4112.795433][T20765] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4112.795433][T20765] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4112.795433][T20765] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4112.795433][T20765] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4112.795433][T20765] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4112.795433][T20765] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4112.795433][T20765] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4112.795433][T20765] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4112.795433][T20765] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4112.795433][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4112.795433][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4112.795433][T20765] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4112.795433][T20765] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4112.795433][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4112.795433][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4112.795433][T20765] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4112.795433][T20765] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4112.795433][T20765] [ 4112.798182][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4112.798182][T20765] netdev_get_by_index (net/core/dev.c:916) [4112.798182][T20765] fib6_nh_init (net/ipv6/route.c:3543) [4112.798182][T20765] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4112.798182][T20765] nexthop_create (net/ipv4/nexthop.c:2878) [4112.798182][T20765] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4112.798182][T20765] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4112.798182][T20765] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4112.798182][T20765] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4112.798182][T20765] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4112.798182][T20765] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4112.798182][T20765] ___sys_sendmsg (net/socket.c:2641) [4112.798182][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4112.798182][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4112.798182][T20765] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4112.798182][T20765] ___sys_sendmsg (net/socket.c:2641) | [4112.798182][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4112.798182][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4112.798182][T20765] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4112.798182][T20765] [ 4112.800609][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4112.800609][T20765] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4112.800609][T20765] addrconf_notify (net/ipv6/addrconf.c:3653) [4112.800609][T20765] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4112.800609][T20765] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10469) [4112.800609][T20765] veth_newlink (drivers/net/veth.c:1860) [4112.800609][T20765] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4112.800609][T20765] __rtnl_newlink (net/core/rtnetlink.c:3730) [4112.800609][T20765] rtnl_newlink (net/core/rtnetlink.c:3744) [4112.800609][T20765] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4112.800609][T20765] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4112.800609][T20765] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4112.800609][T20765] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4112.800609][T20765] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4112.800609][T20765] ___sys_sendmsg (net/socket.c:2641) [4112.800609][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4112.800609][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4112.800609][T20765] ___sys_sendmsg (net/socket.c:2641) | [4112.800609][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4112.800609][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4112.800609][T20765] | [ 4123.008156][T20765] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5 [ 4123.008582][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4123.008582][T20765] dst_init (net/core/dst.c:53) [4123.008582][T20765] dst_alloc (net/core/dst.c:96) [4123.008582][T20765] ip6_dst_alloc (net/ipv6/route.c:342) [4123.008582][T20765] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4123.008582][T20765] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4123.008582][T20765] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4123.008582][T20765] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4123.008582][T20765] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4123.008582][T20765] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4123.008582][T20765] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4123.008582][T20765] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4123.008582][T20765] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4123.008582][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4123.008582][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4123.008582][T20765] arp_solicit (net/ipv4/arp.c:392) [4123.008582][T20765] neigh_probe (net/core/neighbour.c:1077) | [4123.008582][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4123.008582][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4123.008582][T20765] arp_solicit (net/ipv4/arp.c:392) | [4123.008582][T20765] neigh_probe (net/core/neighbour.c:1077) | [ 4123.008582][T20765] [ 4123.010982][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4123.010982][T20765] dst_init (net/core/dst.c:53) [4123.010982][T20765] dst_alloc (net/core/dst.c:96) [4123.010982][T20765] ip6_dst_alloc (net/ipv6/route.c:342) [4123.010982][T20765] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4123.010982][T20765] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4123.010982][T20765] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4123.010982][T20765] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4123.010982][T20765] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4123.010982][T20765] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4123.010982][T20765] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4123.010982][T20765] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4123.010982][T20765] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4123.010982][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4123.010982][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4123.010982][T20765] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4123.010982][T20765] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4123.010982][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4123.010982][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4123.010982][T20765] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4123.010982][T20765] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4123.010982][T20765] [ 4123.013339][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4123.013339][T20765] netdev_get_by_index (net/core/dev.c:916) [4123.013339][T20765] fib6_nh_init (net/ipv6/route.c:3543) [4123.013339][T20765] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4123.013339][T20765] nexthop_create (net/ipv4/nexthop.c:2878) [4123.013339][T20765] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4123.013339][T20765] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4123.013339][T20765] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4123.013339][T20765] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4123.013339][T20765] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4123.013339][T20765] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4123.013339][T20765] ___sys_sendmsg (net/socket.c:2641) [4123.013339][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4123.013339][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4123.013339][T20765] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4123.013339][T20765] ___sys_sendmsg (net/socket.c:2641) | [4123.013339][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4123.013339][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4123.013339][T20765] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4123.013339][T20765] [ 4123.015347][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4123.015347][T20765] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4123.015347][T20765] addrconf_notify (net/ipv6/addrconf.c:3653) [4123.015347][T20765] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4123.015347][T20765] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10469) [4123.015347][T20765] veth_newlink (drivers/net/veth.c:1860) [4123.015347][T20765] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4123.015347][T20765] __rtnl_newlink (net/core/rtnetlink.c:3730) [4123.015347][T20765] rtnl_newlink (net/core/rtnetlink.c:3744) [4123.015347][T20765] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4123.015347][T20765] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4123.015347][T20765] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4123.015347][T20765] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4123.015347][T20765] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4123.015347][T20765] ___sys_sendmsg (net/socket.c:2641) [4123.015347][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4123.015347][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4123.015347][T20765] ___sys_sendmsg (net/socket.c:2641) | [4123.015347][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4123.015347][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4123.015347][T20765] | [ 4133.128141][T20765] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5 [ 4133.128570][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4133.128570][T20765] dst_init (net/core/dst.c:53) [4133.128570][T20765] dst_alloc (net/core/dst.c:96) [4133.128570][T20765] ip6_dst_alloc (net/ipv6/route.c:342) [4133.128570][T20765] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4133.128570][T20765] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4133.128570][T20765] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4133.128570][T20765] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4133.128570][T20765] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4133.128570][T20765] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4133.128570][T20765] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4133.128570][T20765] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4133.128570][T20765] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4133.128570][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4133.128570][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4133.128570][T20765] arp_solicit (net/ipv4/arp.c:392) [4133.128570][T20765] neigh_probe (net/core/neighbour.c:1077) | [4133.128570][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4133.128570][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4133.128570][T20765] arp_solicit (net/ipv4/arp.c:392) | [4133.128570][T20765] neigh_probe (net/core/neighbour.c:1077) | [ 4133.128570][T20765] [ 4133.131187][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4133.131187][T20765] dst_init (net/core/dst.c:53) [4133.131187][T20765] dst_alloc (net/core/dst.c:96) [4133.131187][T20765] ip6_dst_alloc (net/ipv6/route.c:342) [4133.131187][T20765] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4133.131187][T20765] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4133.131187][T20765] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4133.131187][T20765] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4133.131187][T20765] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4133.131187][T20765] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4133.131187][T20765] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4133.131187][T20765] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4133.131187][T20765] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4133.131187][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4133.131187][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4133.131187][T20765] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4133.131187][T20765] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4133.131187][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4133.131187][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4133.131187][T20765] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4133.131187][T20765] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4133.131187][T20765] [ 4133.133757][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4133.133757][T20765] netdev_get_by_index (net/core/dev.c:916) [4133.133757][T20765] fib6_nh_init (net/ipv6/route.c:3543) [4133.133757][T20765] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4133.133757][T20765] nexthop_create (net/ipv4/nexthop.c:2878) [4133.133757][T20765] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4133.133757][T20765] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4133.133757][T20765] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4133.133757][T20765] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4133.133757][T20765] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4133.133757][T20765] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4133.133757][T20765] ___sys_sendmsg (net/socket.c:2641) [4133.133757][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4133.133757][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4133.133757][T20765] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4133.133757][T20765] ___sys_sendmsg (net/socket.c:2641) | [4133.133757][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4133.133757][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4133.133757][T20765] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4133.133757][T20765] [ 4133.136013][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4133.136013][T20765] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4133.136013][T20765] addrconf_notify (net/ipv6/addrconf.c:3653) [4133.136013][T20765] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4133.136013][T20765] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10469) [4133.136013][T20765] veth_newlink (drivers/net/veth.c:1860) [4133.136013][T20765] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4133.136013][T20765] __rtnl_newlink (net/core/rtnetlink.c:3730) [4133.136013][T20765] rtnl_newlink (net/core/rtnetlink.c:3744) [4133.136013][T20765] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4133.136013][T20765] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4133.136013][T20765] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4133.136013][T20765] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4133.136013][T20765] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4133.136013][T20765] ___sys_sendmsg (net/socket.c:2641) [4133.136013][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4133.136013][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4133.136013][T20765] ___sys_sendmsg (net/socket.c:2641) | [4133.136013][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4133.136013][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4133.136013][T20765] | [ 4143.360295][T20765] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5 [ 4143.360857][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4143.360857][T20765] dst_init (net/core/dst.c:53) [4143.360857][T20765] dst_alloc (net/core/dst.c:96) [4143.360857][T20765] ip6_dst_alloc (net/ipv6/route.c:342) [4143.360857][T20765] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4143.360857][T20765] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4143.360857][T20765] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4143.360857][T20765] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4143.360857][T20765] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4143.360857][T20765] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4143.360857][T20765] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4143.360857][T20765] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4143.360857][T20765] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4143.360857][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4143.360857][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4143.360857][T20765] arp_solicit (net/ipv4/arp.c:392) [4143.360857][T20765] neigh_probe (net/core/neighbour.c:1077) | [4143.360857][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4143.360857][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4143.360857][T20765] arp_solicit (net/ipv4/arp.c:392) | [4143.360857][T20765] neigh_probe (net/core/neighbour.c:1077) | [ 4143.360857][T20765] [ 4143.364711][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4143.364711][T20765] dst_init (net/core/dst.c:53) [4143.364711][T20765] dst_alloc (net/core/dst.c:96) [4143.364711][T20765] ip6_dst_alloc (net/ipv6/route.c:342) [4143.364711][T20765] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4143.364711][T20765] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4143.364711][T20765] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4143.364711][T20765] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4143.364711][T20765] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4143.364711][T20765] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4143.364711][T20765] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4143.364711][T20765] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4143.364711][T20765] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4143.364711][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4143.364711][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4143.364711][T20765] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4143.364711][T20765] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4143.364711][T20765] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4143.364711][T20765] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4143.364711][T20765] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4143.364711][T20765] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4143.364711][T20765] [ 4143.368663][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4143.368663][T20765] netdev_get_by_index (net/core/dev.c:916) [4143.368663][T20765] fib6_nh_init (net/ipv6/route.c:3543) [4143.368663][T20765] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4143.368663][T20765] nexthop_create (net/ipv4/nexthop.c:2878) [4143.368663][T20765] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4143.368663][T20765] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4143.368663][T20765] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4143.368663][T20765] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4143.368663][T20765] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4143.368663][T20765] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4143.368663][T20765] ___sys_sendmsg (net/socket.c:2641) [4143.368663][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4143.368663][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4143.368663][T20765] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4143.368663][T20765] ___sys_sendmsg (net/socket.c:2641) | [4143.368663][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4143.368663][T20765] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4143.368663][T20765] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4143.368663][T20765] [ 4143.372033][T20765] ref_tracker: veth_A-R1@ffff88800e0845e0 has 1/4 users at [4143.372033][T20765] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4143.372033][T20765] addrconf_notify (net/ipv6/addrconf.c:3653) [4143.372033][T20765] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4143.372033][T20765] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10469) [4143.372033][T20765] veth_newlink (drivers/net/veth.c:1860) [4143.372033][T20765] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4143.372033][T20765] __rtnl_newlink (net/core/rtnetlink.c:3730) [4143.372033][T20765] rtnl_newlink (net/core/rtnetlink.c:3744) [4143.372033][T20765] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4143.372033][T20765] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4143.372033][T20765] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4143.372033][T20765] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4143.372033][T20765] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4143.372033][T20765] ___sys_sendmsg (net/socket.c:2641) [4143.372033][T20765] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) Finger prints: ___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 dev_hard_start_xmit:__dev_queue_xmit:arp_solicit:neigh_probe:dst_init ___sys_sendmsg:__sys_sendmsg:do_syscall_64:ipv6_add_dev:addrconf_notify