====================================== | [ 1044.875593][ T75] veth_A-C: left allmulticast mode | [ 1044.875821][ T75] veth_A-C: left promiscuous mode | [ 1044.876111][ T75] br0: port 1(veth_A-C) entered disabled state | [ 1601.437144][T10781] Initializing XFRM netlink socket | [ 1847.469725][T12485] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5 [ 1847.470309][T12485] ref_tracker: veth_A-R1@ffff888008c6c5e0 has 1/4 users at [1847.470309][T12485] dst_init (net/core/dst.c:53) [1847.470309][T12485] dst_alloc (net/core/dst.c:96) [1847.470309][T12485] ip6_dst_alloc (net/ipv6/route.c:342) [1847.470309][T12485] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [1847.470309][T12485] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [1847.470309][T12485] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1847.470309][T12485] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [1847.470309][T12485] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1847.470309][T12485] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1847.470309][T12485] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1847.470309][T12485] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [1847.470309][T12485] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [1847.470309][T12485] dev_hard_start_xmit (./include/linux/netdevice.h:4906 ./include/linux/netdevice.h:4915 net/core/dev.c:3580 net/core/dev.c:3596) [1847.470309][T12485] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [1847.470309][T12485] arp_solicit (net/ipv4/arp.c:392) [1847.470309][T12485] neigh_probe (net/core/neighbour.c:1077) | [1847.470309][T12485] dev_hard_start_xmit (./include/linux/netdevice.h:4906 ./include/linux/netdevice.h:4915 net/core/dev.c:3580 net/core/dev.c:3596) | [1847.470309][T12485] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [1847.470309][T12485] arp_solicit (net/ipv4/arp.c:392) | [1847.470309][T12485] neigh_probe (net/core/neighbour.c:1077) | [ 1847.470309][T12485] [ 1847.473140][T12485] ref_tracker: veth_A-R1@ffff888008c6c5e0 has 1/4 users at [1847.473140][T12485] dst_init (net/core/dst.c:53) [1847.473140][T12485] dst_alloc (net/core/dst.c:96) [1847.473140][T12485] ip6_dst_alloc (net/ipv6/route.c:342) [1847.473140][T12485] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [1847.473140][T12485] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [1847.473140][T12485] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1847.473140][T12485] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [1847.473140][T12485] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1847.473140][T12485] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1847.473140][T12485] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1847.473140][T12485] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [1847.473140][T12485] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [1847.473140][T12485] dev_hard_start_xmit (./include/linux/netdevice.h:4906 ./include/linux/netdevice.h:4915 net/core/dev.c:3580 net/core/dev.c:3596) [1847.473140][T12485] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [1847.473140][T12485] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [1847.473140][T12485] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [1847.473140][T12485] dev_hard_start_xmit (./include/linux/netdevice.h:4906 ./include/linux/netdevice.h:4915 net/core/dev.c:3580 net/core/dev.c:3596) | [1847.473140][T12485] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [1847.473140][T12485] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [1847.473140][T12485] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 1847.473140][T12485] [ 1847.475441][T12485] ref_tracker: veth_A-R1@ffff888008c6c5e0 has 1/4 users at [1847.475441][T12485] netdev_get_by_index (net/core/dev.c:916) [1847.475441][T12485] fib6_nh_init (net/ipv6/route.c:3543) [1847.475441][T12485] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [1847.475441][T12485] nexthop_create (net/ipv4/nexthop.c:2878) [1847.475441][T12485] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [1847.475441][T12485] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1847.475441][T12485] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1847.475441][T12485] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1847.475441][T12485] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1847.475441][T12485] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1847.475441][T12485] ___sys_sendmsg (net/socket.c:2641) [1847.475441][T12485] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [1847.475441][T12485] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [1847.475441][T12485] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [1847.475441][T12485] ___sys_sendmsg (net/socket.c:2641) | [1847.475441][T12485] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [1847.475441][T12485] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [1847.475441][T12485] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 1847.475441][T12485] [ 1847.477748][T12485] ref_tracker: veth_A-R1@ffff888008c6c5e0 has 1/4 users at [1847.477748][T12485] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [1847.477748][T12485] addrconf_notify (net/ipv6/addrconf.c:3653) [1847.477748][T12485] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [1847.477748][T12485] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10460) [1847.477748][T12485] veth_newlink (drivers/net/veth.c:1860) [1847.477748][T12485] rtnl_newlink_create (net/core/rtnetlink.c:3510) [1847.477748][T12485] __rtnl_newlink (net/core/rtnetlink.c:3730) [1847.477748][T12485] rtnl_newlink (net/core/rtnetlink.c:3744) [1847.477748][T12485] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1847.477748][T12485] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1847.477748][T12485] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1847.477748][T12485] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1847.477748][T12485] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1847.477748][T12485] ___sys_sendmsg (net/socket.c:2641) [1847.477748][T12485] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [1847.477748][T12485] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [1847.477748][T12485] ___sys_sendmsg (net/socket.c:2641) | [1847.477748][T12485] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [1847.477748][T12485] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 1847.477748][T12485] | [ 1857.678912][T12485] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5 [ 1857.679307][T12485] ref_tracker: veth_A-R1@ffff888008c6c5e0 has 1/4 users at [1857.679307][T12485] dst_init (net/core/dst.c:53) [1857.679307][T12485] dst_alloc (net/core/dst.c:96) [1857.679307][T12485] ip6_dst_alloc (net/ipv6/route.c:342) [1857.679307][T12485] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [1857.679307][T12485] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [1857.679307][T12485] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1857.679307][T12485] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [1857.679307][T12485] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1857.679307][T12485] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1857.679307][T12485] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1857.679307][T12485] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [1857.679307][T12485] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [1857.679307][T12485] dev_hard_start_xmit (./include/linux/netdevice.h:4906 ./include/linux/netdevice.h:4915 net/core/dev.c:3580 net/core/dev.c:3596) [1857.679307][T12485] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [1857.679307][T12485] arp_solicit (net/ipv4/arp.c:392) [1857.679307][T12485] neigh_probe (net/core/neighbour.c:1077) | [1857.679307][T12485] dev_hard_start_xmit (./include/linux/netdevice.h:4906 ./include/linux/netdevice.h:4915 net/core/dev.c:3580 net/core/dev.c:3596) | [1857.679307][T12485] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [1857.679307][T12485] arp_solicit (net/ipv4/arp.c:392) | [1857.679307][T12485] neigh_probe (net/core/neighbour.c:1077) | [ 1857.679307][T12485] [ 1857.681600][T12485] ref_tracker: veth_A-R1@ffff888008c6c5e0 has 1/4 users at [1857.681600][T12485] dst_init (net/core/dst.c:53) [1857.681600][T12485] dst_alloc (net/core/dst.c:96) [1857.681600][T12485] ip6_dst_alloc (net/ipv6/route.c:342) [1857.681600][T12485] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [1857.681600][T12485] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [1857.681600][T12485] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1857.681600][T12485] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [1857.681600][T12485] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1857.681600][T12485] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1857.681600][T12485] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1857.681600][T12485] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [1857.681600][T12485] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [1857.681600][T12485] dev_hard_start_xmit (./include/linux/netdevice.h:4906 ./include/linux/netdevice.h:4915 net/core/dev.c:3580 net/core/dev.c:3596) [1857.681600][T12485] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [1857.681600][T12485] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [1857.681600][T12485] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [1857.681600][T12485] dev_hard_start_xmit (./include/linux/netdevice.h:4906 ./include/linux/netdevice.h:4915 net/core/dev.c:3580 net/core/dev.c:3596) | [1857.681600][T12485] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [1857.681600][T12485] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [1857.681600][T12485] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 1857.681600][T12485] [ 1857.683884][T12485] ref_tracker: veth_A-R1@ffff888008c6c5e0 has 1/4 users at [1857.683884][T12485] netdev_get_by_index (net/core/dev.c:916) [1857.683884][T12485] fib6_nh_init (net/ipv6/route.c:3543) [1857.683884][T12485] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [1857.683884][T12485] nexthop_create (net/ipv4/nexthop.c:2878) [1857.683884][T12485] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [1857.683884][T12485] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1857.683884][T12485] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1857.683884][T12485] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1857.683884][T12485] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1857.683884][T12485] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1857.683884][T12485] ___sys_sendmsg (net/socket.c:2641) [1857.683884][T12485] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [1857.683884][T12485] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [1857.683884][T12485] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [1857.683884][T12485] ___sys_sendmsg (net/socket.c:2641) | [1857.683884][T12485] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [1857.683884][T12485] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [1857.683884][T12485] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 1857.683884][T12485] [ 1857.685863][T12485] ref_tracker: veth_A-R1@ffff888008c6c5e0 has 1/4 users at [1857.685863][T12485] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [1857.685863][T12485] addrconf_notify (net/ipv6/addrconf.c:3653) [1857.685863][T12485] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [1857.685863][T12485] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10460) [1857.685863][T12485] veth_newlink (drivers/net/veth.c:1860) [1857.685863][T12485] rtnl_newlink_create (net/core/rtnetlink.c:3510) [1857.685863][T12485] __rtnl_newlink (net/core/rtnetlink.c:3730) [1857.685863][T12485] rtnl_newlink (net/core/rtnetlink.c:3744) [1857.685863][T12485] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1857.685863][T12485] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1857.685863][T12485] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1857.685863][T12485] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1857.685863][T12485] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1857.685863][T12485] ___sys_sendmsg (net/socket.c:2641) [1857.685863][T12485] __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 dev_hard_start_xmit:__dev_queue_xmit:arp_solicit:neigh_probe:dst_init 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