====================================== | [ 1045.049433][ T73] veth_A-C: left allmulticast mode | [ 1045.049614][ T73] veth_A-C: left promiscuous mode | [ 1045.049887][ T73] br0: port 1(veth_A-C) entered disabled state | [ 1610.447643][T10783] Initializing XFRM netlink socket | [ 1858.408421][T12486] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 1858.409004][T12486] ref_tracker: veth_A-R1@ffff8880067345e0 has 1/5 users at [1858.409004][T12486] dst_init (net/core/dst.c:53) [1858.409004][T12486] dst_alloc (net/core/dst.c:96) [1858.409004][T12486] ip6_dst_alloc (net/ipv6/route.c:342) [1858.409004][T12486] ip6_rt_pcpu_alloc (net/ipv6/route.c:1379) [1858.409004][T12486] ip6_pol_route (net/ipv6/route.c:1428 net/ipv6/route.c:2265) [1858.409004][T12486] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1858.409004][T12486] ip6_route_output_flags (net/ipv6/route.c:2637 net/ipv6/route.c:2649) [1858.409004][T12486] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1858.409004][T12486] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1858.409004][T12486] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1858.409004][T12486] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2524 (discriminator 4)) vxlan [1858.409004][T12486] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2789) vxlan [1858.409004][T12486] dev_hard_start_xmit (./include/linux/netdevice.h:4896 ./include/linux/netdevice.h:4910 net/core/dev.c:3581 net/core/dev.c:3597) [1858.409004][T12486] __dev_queue_xmit (net/core/dev.h:185 net/core/dev.c:4411) [1858.409004][T12486] arp_solicit (net/ipv4/arp.c:392) [1858.409004][T12486] neigh_probe (net/core/neighbour.c:1077) | [1858.409004][T12486] dev_hard_start_xmit (./include/linux/netdevice.h:4896 ./include/linux/netdevice.h:4910 net/core/dev.c:3581 net/core/dev.c:3597) | [1858.409004][T12486] __dev_queue_xmit (net/core/dev.h:185 net/core/dev.c:4411) | [1858.409004][T12486] arp_solicit (net/ipv4/arp.c:392) | [1858.409004][T12486] neigh_probe (net/core/neighbour.c:1077) | [ 1858.409004][T12486] [ 1858.411865][T12486] ref_tracker: veth_A-R1@ffff8880067345e0 has 2/5 users at [1858.411865][T12486] dst_init (net/core/dst.c:53) [1858.411865][T12486] dst_alloc (net/core/dst.c:96) [1858.411865][T12486] ip6_dst_alloc (net/ipv6/route.c:342) [1858.411865][T12486] ip6_rt_pcpu_alloc (net/ipv6/route.c:1379) [1858.411865][T12486] ip6_pol_route (net/ipv6/route.c:1428 net/ipv6/route.c:2265) [1858.411865][T12486] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1858.411865][T12486] ip6_route_output_flags (net/ipv6/route.c:2637 net/ipv6/route.c:2649) [1858.411865][T12486] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1858.411865][T12486] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1858.411865][T12486] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1858.411865][T12486] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2524 (discriminator 4)) vxlan [1858.411865][T12486] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2789) vxlan [1858.411865][T12486] dev_hard_start_xmit (./include/linux/netdevice.h:4896 ./include/linux/netdevice.h:4910 net/core/dev.c:3581 net/core/dev.c:3597) [1858.411865][T12486] __dev_queue_xmit (net/core/dev.h:185 net/core/dev.c:4411) [1858.411865][T12486] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [1858.411865][T12486] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [1858.411865][T12486] dev_hard_start_xmit (./include/linux/netdevice.h:4896 ./include/linux/netdevice.h:4910 net/core/dev.c:3581 net/core/dev.c:3597) | [1858.411865][T12486] __dev_queue_xmit (net/core/dev.h:185 net/core/dev.c:4411) | [1858.411865][T12486] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [1858.411865][T12486] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 1858.411865][T12486] [ 1858.414180][T12486] ref_tracker: veth_A-R1@ffff8880067345e0 has 1/5 users at [1858.414180][T12486] netdev_get_by_index (net/core/dev.c:917) [1858.414180][T12486] fib6_nh_init (net/ipv6/route.c:3541) [1858.414180][T12486] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [1858.414180][T12486] nexthop_create (net/ipv4/nexthop.c:2878) [1858.414180][T12486] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [1858.414180][T12486] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1858.414180][T12486] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1858.414180][T12486] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1858.414180][T12486] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1858.414180][T12486] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1858.414180][T12486] ___sys_sendmsg (net/socket.c:2641) [1858.414180][T12486] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [1858.414180][T12486] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [1858.414180][T12486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [1858.414180][T12486] ___sys_sendmsg (net/socket.c:2641) | [1858.414180][T12486] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [1858.414180][T12486] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [1858.414180][T12486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 1858.414180][T12486] [ 1858.416176][T12486] ref_tracker: veth_A-R1@ffff8880067345e0 has 1/5 users at [1858.416176][T12486] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [1858.416176][T12486] addrconf_notify (net/ipv6/addrconf.c:3653) [1858.416176][T12486] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [1858.416176][T12486] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10455) [1858.416176][T12486] veth_newlink (drivers/net/veth.c:1860) [1858.416176][T12486] rtnl_newlink_create (net/core/rtnetlink.c:3510) [1858.416176][T12486] __rtnl_newlink (net/core/rtnetlink.c:3730) [1858.416176][T12486] rtnl_newlink (net/core/rtnetlink.c:3744) [1858.416176][T12486] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1858.416176][T12486] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1858.416176][T12486] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1858.416176][T12486] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1858.416176][T12486] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1858.416176][T12486] ___sys_sendmsg (net/socket.c:2641) [1858.416176][T12486] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [1858.416176][T12486] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [1858.416176][T12486] ___sys_sendmsg (net/socket.c:2641) | [1858.416176][T12486] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [1858.416176][T12486] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 1858.416176][T12486] | [ 1868.505372][T12486] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 1868.505761][T12486] ref_tracker: veth_A-R1@ffff8880067345e0 has 1/5 users at [1868.505761][T12486] dst_init (net/core/dst.c:53) [1868.505761][T12486] dst_alloc (net/core/dst.c:96) [1868.505761][T12486] ip6_dst_alloc (net/ipv6/route.c:342) [1868.505761][T12486] ip6_rt_pcpu_alloc (net/ipv6/route.c:1379) [1868.505761][T12486] ip6_pol_route (net/ipv6/route.c:1428 net/ipv6/route.c:2265) [1868.505761][T12486] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1868.505761][T12486] ip6_route_output_flags (net/ipv6/route.c:2637 net/ipv6/route.c:2649) [1868.505761][T12486] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1868.505761][T12486] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1868.505761][T12486] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1868.505761][T12486] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2524 (discriminator 4)) vxlan [1868.505761][T12486] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2789) vxlan [1868.505761][T12486] dev_hard_start_xmit (./include/linux/netdevice.h:4896 ./include/linux/netdevice.h:4910 net/core/dev.c:3581 net/core/dev.c:3597) [1868.505761][T12486] __dev_queue_xmit (net/core/dev.h:185 net/core/dev.c:4411) [1868.505761][T12486] arp_solicit (net/ipv4/arp.c:392) [1868.505761][T12486] neigh_probe (net/core/neighbour.c:1077) | [1868.505761][T12486] dev_hard_start_xmit (./include/linux/netdevice.h:4896 ./include/linux/netdevice.h:4910 net/core/dev.c:3581 net/core/dev.c:3597) | [1868.505761][T12486] __dev_queue_xmit (net/core/dev.h:185 net/core/dev.c:4411) | [1868.505761][T12486] arp_solicit (net/ipv4/arp.c:392) | [1868.505761][T12486] neigh_probe (net/core/neighbour.c:1077) | [ 1868.505761][T12486] [ 1868.508117][T12486] ref_tracker: veth_A-R1@ffff8880067345e0 has 2/5 users at [1868.508117][T12486] dst_init (net/core/dst.c:53) [1868.508117][T12486] dst_alloc (net/core/dst.c:96) [1868.508117][T12486] ip6_dst_alloc (net/ipv6/route.c:342) [1868.508117][T12486] ip6_rt_pcpu_alloc (net/ipv6/route.c:1379) [1868.508117][T12486] ip6_pol_route (net/ipv6/route.c:1428 net/ipv6/route.c:2265) [1868.508117][T12486] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1868.508117][T12486] ip6_route_output_flags (net/ipv6/route.c:2637 net/ipv6/route.c:2649) [1868.508117][T12486] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1868.508117][T12486] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1868.508117][T12486] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1868.508117][T12486] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2524 (discriminator 4)) vxlan [1868.508117][T12486] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2789) vxlan [1868.508117][T12486] dev_hard_start_xmit (./include/linux/netdevice.h:4896 ./include/linux/netdevice.h:4910 net/core/dev.c:3581 net/core/dev.c:3597) [1868.508117][T12486] __dev_queue_xmit (net/core/dev.h:185 net/core/dev.c:4411) [1868.508117][T12486] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [1868.508117][T12486] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [1868.508117][T12486] dev_hard_start_xmit (./include/linux/netdevice.h:4896 ./include/linux/netdevice.h:4910 net/core/dev.c:3581 net/core/dev.c:3597) | [1868.508117][T12486] __dev_queue_xmit (net/core/dev.h:185 net/core/dev.c:4411) | [1868.508117][T12486] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [1868.508117][T12486] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 1868.508117][T12486] [ 1868.510409][T12486] ref_tracker: veth_A-R1@ffff8880067345e0 has 1/5 users at [1868.510409][T12486] netdev_get_by_index (net/core/dev.c:917) [1868.510409][T12486] fib6_nh_init (net/ipv6/route.c:3541) [1868.510409][T12486] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [1868.510409][T12486] nexthop_create (net/ipv4/nexthop.c:2878) [1868.510409][T12486] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [1868.510409][T12486] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1868.510409][T12486] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1868.510409][T12486] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1868.510409][T12486] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1868.510409][T12486] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1868.510409][T12486] ___sys_sendmsg (net/socket.c:2641) [1868.510409][T12486] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [1868.510409][T12486] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [1868.510409][T12486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [1868.510409][T12486] ___sys_sendmsg (net/socket.c:2641) | [1868.510409][T12486] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [1868.510409][T12486] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [1868.510409][T12486] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 1868.510409][T12486] [ 1868.512397][T12486] ref_tracker: veth_A-R1@ffff8880067345e0 has 1/5 users at [1868.512397][T12486] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [1868.512397][T12486] addrconf_notify (net/ipv6/addrconf.c:3653) [1868.512397][T12486] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [1868.512397][T12486] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10455) [1868.512397][T12486] veth_newlink (drivers/net/veth.c:1860) [1868.512397][T12486] rtnl_newlink_create (net/core/rtnetlink.c:3510) [1868.512397][T12486] __rtnl_newlink (net/core/rtnetlink.c:3730) [1868.512397][T12486] rtnl_newlink (net/core/rtnetlink.c:3744) [1868.512397][T12486] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1868.512397][T12486] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1868.512397][T12486] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1868.512397][T12486] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1868.512397][T12486] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1868.512397][T12486] ___sys_sendmsg (net/socket.c:2641) [1868.512397][T12486] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) Finger prints: 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 dev_hard_start_xmit:__dev_queue_xmit:ip6_finish_output2:ip6_finish_output:netdev_get_by_index ___sys_sendmsg:__sys_sendmsg:do_syscall_64:ipv6_add_dev:addrconf_notify ___sys_sendmsg:__sys_sendmsg:do_syscall_64:dst_init:dst_alloc dev_hard_start_xmit:__dev_queue_xmit:arp_solicit:neigh_probe:dst_init dev_hard_start_xmit:__dev_queue_xmit:ip6_finish_output2:ip6_finish_output:netdev_get_by_index ___sys_sendmsg:__sys_sendmsg:do_syscall_64:ipv6_add_dev:addrconf_notify