====================================== | [ 1047.737994][ T74] veth_A-C: left allmulticast mode | [ 1047.738153][ T74] veth_A-C: left promiscuous mode | [ 1047.738409][ T74] br0: port 1(veth_A-C) entered disabled state | [ 1606.129605][T10783] Initializing XFRM netlink socket | [ 1857.173582][T12488] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5 [ 1857.174095][T12488] ref_tracker: veth_A-R1@ffff888007ba15e0 has 1/4 users at [1857.174095][T12488] dst_init (net/core/dst.c:53) [1857.174095][T12488] dst_alloc (net/core/dst.c:96) [1857.174095][T12488] ip6_dst_alloc (net/ipv6/route.c:342) [1857.174095][T12488] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [1857.174095][T12488] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [1857.174095][T12488] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1857.174095][T12488] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [1857.174095][T12488] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1857.174095][T12488] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1857.174095][T12488] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1857.174095][T12488] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2524 (discriminator 4)) vxlan [1857.174095][T12488] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2789) vxlan [1857.174095][T12488] dev_hard_start_xmit (./include/linux/netdevice.h:4883 ./include/linux/netdevice.h:4897 net/core/dev.c:3578 net/core/dev.c:3594) [1857.174095][T12488] __dev_queue_xmit (net/core/dev.h:166 net/core/dev.c:4394) [1857.174095][T12488] arp_solicit (net/ipv4/arp.c:392) [1857.174095][T12488] neigh_probe (net/core/neighbour.c:1077) | [1857.174095][T12488] dev_hard_start_xmit (./include/linux/netdevice.h:4883 ./include/linux/netdevice.h:4897 net/core/dev.c:3578 net/core/dev.c:3594) | [1857.174095][T12488] __dev_queue_xmit (net/core/dev.h:166 net/core/dev.c:4394) | [1857.174095][T12488] arp_solicit (net/ipv4/arp.c:392) | [1857.174095][T12488] neigh_probe (net/core/neighbour.c:1077) | [ 1857.174095][T12488] [ 1857.177041][T12488] ref_tracker: veth_A-R1@ffff888007ba15e0 has 1/4 users at [1857.177041][T12488] dst_init (net/core/dst.c:53) [1857.177041][T12488] dst_alloc (net/core/dst.c:96) [1857.177041][T12488] ip6_dst_alloc (net/ipv6/route.c:342) [1857.177041][T12488] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [1857.177041][T12488] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [1857.177041][T12488] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1857.177041][T12488] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [1857.177041][T12488] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1857.177041][T12488] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1857.177041][T12488] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1857.177041][T12488] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2524 (discriminator 4)) vxlan [1857.177041][T12488] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2789) vxlan [1857.177041][T12488] dev_hard_start_xmit (./include/linux/netdevice.h:4883 ./include/linux/netdevice.h:4897 net/core/dev.c:3578 net/core/dev.c:3594) [1857.177041][T12488] __dev_queue_xmit (net/core/dev.h:166 net/core/dev.c:4394) [1857.177041][T12488] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [1857.177041][T12488] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [1857.177041][T12488] dev_hard_start_xmit (./include/linux/netdevice.h:4883 ./include/linux/netdevice.h:4897 net/core/dev.c:3578 net/core/dev.c:3594) | [1857.177041][T12488] __dev_queue_xmit (net/core/dev.h:166 net/core/dev.c:4394) | [1857.177041][T12488] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [1857.177041][T12488] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 1857.177041][T12488] [ 1857.179496][T12488] ref_tracker: veth_A-R1@ffff888007ba15e0 has 1/4 users at [1857.179496][T12488] netdev_get_by_index (net/core/dev.c:914) [1857.179496][T12488] fib6_nh_init (net/ipv6/route.c:3543) [1857.179496][T12488] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [1857.179496][T12488] nexthop_create (net/ipv4/nexthop.c:2878) [1857.179496][T12488] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [1857.179496][T12488] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1857.179496][T12488] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1857.179496][T12488] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1857.179496][T12488] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1857.179496][T12488] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1857.179496][T12488] ___sys_sendmsg (net/socket.c:2641) [1857.179496][T12488] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [1857.179496][T12488] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [1857.179496][T12488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [1857.179496][T12488] ___sys_sendmsg (net/socket.c:2641) | [1857.179496][T12488] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [1857.179496][T12488] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [1857.179496][T12488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 1857.179496][T12488] [ 1857.181481][T12488] ref_tracker: veth_A-R1@ffff888007ba15e0 has 1/4 users at [1857.181481][T12488] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [1857.181481][T12488] addrconf_notify (net/ipv6/addrconf.c:3653) [1857.181481][T12488] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [1857.181481][T12488] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10409) [1857.181481][T12488] veth_newlink (drivers/net/veth.c:1860) [1857.181481][T12488] rtnl_newlink_create (net/core/rtnetlink.c:3510) [1857.181481][T12488] __rtnl_newlink (net/core/rtnetlink.c:3730) [1857.181481][T12488] rtnl_newlink (net/core/rtnetlink.c:3744) [1857.181481][T12488] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1857.181481][T12488] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1857.181481][T12488] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1857.181481][T12488] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1857.181481][T12488] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1857.181481][T12488] ___sys_sendmsg (net/socket.c:2641) [1857.181481][T12488] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [1857.181481][T12488] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [1857.181481][T12488] ___sys_sendmsg (net/socket.c:2641) | [1857.181481][T12488] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [1857.181481][T12488] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 1857.181481][T12488] | [ 1867.374487][T12488] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 5 [ 1867.374902][T12488] ref_tracker: veth_A-R1@ffff888007ba15e0 has 1/4 users at [1867.374902][T12488] dst_init (net/core/dst.c:53) [1867.374902][T12488] dst_alloc (net/core/dst.c:96) [1867.374902][T12488] ip6_dst_alloc (net/ipv6/route.c:342) [1867.374902][T12488] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [1867.374902][T12488] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [1867.374902][T12488] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1867.374902][T12488] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [1867.374902][T12488] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1867.374902][T12488] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1867.374902][T12488] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1867.374902][T12488] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2524 (discriminator 4)) vxlan [1867.374902][T12488] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2789) vxlan [1867.374902][T12488] dev_hard_start_xmit (./include/linux/netdevice.h:4883 ./include/linux/netdevice.h:4897 net/core/dev.c:3578 net/core/dev.c:3594) [1867.374902][T12488] __dev_queue_xmit (net/core/dev.h:166 net/core/dev.c:4394) [1867.374902][T12488] arp_solicit (net/ipv4/arp.c:392) [1867.374902][T12488] neigh_probe (net/core/neighbour.c:1077) | [1867.374902][T12488] dev_hard_start_xmit (./include/linux/netdevice.h:4883 ./include/linux/netdevice.h:4897 net/core/dev.c:3578 net/core/dev.c:3594) | [1867.374902][T12488] __dev_queue_xmit (net/core/dev.h:166 net/core/dev.c:4394) | [1867.374902][T12488] arp_solicit (net/ipv4/arp.c:392) | [1867.374902][T12488] neigh_probe (net/core/neighbour.c:1077) | [ 1867.374902][T12488] [ 1867.377196][T12488] ref_tracker: veth_A-R1@ffff888007ba15e0 has 1/4 users at [1867.377196][T12488] dst_init (net/core/dst.c:53) [1867.377196][T12488] dst_alloc (net/core/dst.c:96) [1867.377196][T12488] ip6_dst_alloc (net/ipv6/route.c:342) [1867.377196][T12488] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [1867.377196][T12488] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [1867.377196][T12488] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [1867.377196][T12488] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [1867.377196][T12488] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [1867.377196][T12488] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [1867.377196][T12488] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [1867.377196][T12488] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2524 (discriminator 4)) vxlan [1867.377196][T12488] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2789) vxlan [1867.377196][T12488] dev_hard_start_xmit (./include/linux/netdevice.h:4883 ./include/linux/netdevice.h:4897 net/core/dev.c:3578 net/core/dev.c:3594) [1867.377196][T12488] __dev_queue_xmit (net/core/dev.h:166 net/core/dev.c:4394) [1867.377196][T12488] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [1867.377196][T12488] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [1867.377196][T12488] dev_hard_start_xmit (./include/linux/netdevice.h:4883 ./include/linux/netdevice.h:4897 net/core/dev.c:3578 net/core/dev.c:3594) | [1867.377196][T12488] __dev_queue_xmit (net/core/dev.h:166 net/core/dev.c:4394) | [1867.377196][T12488] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [1867.377196][T12488] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 1867.377196][T12488] [ 1867.379487][T12488] ref_tracker: veth_A-R1@ffff888007ba15e0 has 1/4 users at [1867.379487][T12488] netdev_get_by_index (net/core/dev.c:914) [1867.379487][T12488] fib6_nh_init (net/ipv6/route.c:3543) [1867.379487][T12488] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [1867.379487][T12488] nexthop_create (net/ipv4/nexthop.c:2878) [1867.379487][T12488] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [1867.379487][T12488] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1867.379487][T12488] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1867.379487][T12488] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1867.379487][T12488] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1867.379487][T12488] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1867.379487][T12488] ___sys_sendmsg (net/socket.c:2641) [1867.379487][T12488] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [1867.379487][T12488] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [1867.379487][T12488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [1867.379487][T12488] ___sys_sendmsg (net/socket.c:2641) | [1867.379487][T12488] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [1867.379487][T12488] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [1867.379487][T12488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 1867.379487][T12488] [ 1867.381459][T12488] ref_tracker: veth_A-R1@ffff888007ba15e0 has 1/4 users at [1867.381459][T12488] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [1867.381459][T12488] addrconf_notify (net/ipv6/addrconf.c:3653) [1867.381459][T12488] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [1867.381459][T12488] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10409) [1867.381459][T12488] veth_newlink (drivers/net/veth.c:1860) [1867.381459][T12488] rtnl_newlink_create (net/core/rtnetlink.c:3510) [1867.381459][T12488] __rtnl_newlink (net/core/rtnetlink.c:3730) [1867.381459][T12488] rtnl_newlink (net/core/rtnetlink.c:3744) [1867.381459][T12488] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [1867.381459][T12488] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [1867.381459][T12488] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [1867.381459][T12488] netlink_sendmsg (net/netlink/af_netlink.c:1901) [1867.381459][T12488] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [1867.381459][T12488] ___sys_sendmsg (net/socket.c:2641) [1867.381459][T12488] __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