====================================== | [ 2908.353151][ T11] veth_A-C (unregistering): left promiscuous mode | [ 2918.635852][T14236] geneve_a: left promiscuous mode | [ 2922.949331][T14250] ovs_br0: left promiscuous mode | [ 3685.231404][T18514] Initializing XFRM netlink socket | [ 4126.028301][T20766] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4126.028920][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 3/5 users at [4126.028920][T20766] dst_init (net/core/dst.c:53) [4126.028920][T20766] dst_alloc (net/core/dst.c:96) [4126.028920][T20766] ip6_dst_alloc (net/ipv6/route.c:342) [4126.028920][T20766] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4126.028920][T20766] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4126.028920][T20766] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4126.028920][T20766] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4126.028920][T20766] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1148) [4126.028920][T20766] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1252) [4126.028920][T20766] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4126.028920][T20766] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4126.028920][T20766] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4126.028920][T20766] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4126.028920][T20766] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4126.028920][T20766] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4126.028920][T20766] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4126.028920][T20766] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4126.028920][T20766] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4126.028920][T20766] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4126.028920][T20766] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4126.028920][T20766] [ 4126.031997][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 1/5 users at [4126.031997][T20766] netdev_get_by_index (net/core/dev.c:916) [4126.031997][T20766] fib6_nh_init (net/ipv6/route.c:3543) [4126.031997][T20766] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4126.031997][T20766] nexthop_create (net/ipv4/nexthop.c:2878) [4126.031997][T20766] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4126.031997][T20766] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4126.031997][T20766] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4126.031997][T20766] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4126.031997][T20766] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4126.031997][T20766] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4126.031997][T20766] ___sys_sendmsg (net/socket.c:2641) [4126.031997][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4126.031997][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4126.031997][T20766] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4126.031997][T20766] ___sys_sendmsg (net/socket.c:2641) | [4126.031997][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4126.031997][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4126.031997][T20766] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4126.031997][T20766] [ 4126.034035][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 1/5 users at [4126.034035][T20766] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4126.034035][T20766] addrconf_notify (net/ipv6/addrconf.c:3654) [4126.034035][T20766] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4126.034035][T20766] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10469) [4126.034035][T20766] veth_newlink (drivers/net/veth.c:1860) [4126.034035][T20766] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4126.034035][T20766] __rtnl_newlink (net/core/rtnetlink.c:3730) [4126.034035][T20766] rtnl_newlink (net/core/rtnetlink.c:3744) [4126.034035][T20766] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4126.034035][T20766] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4126.034035][T20766] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4126.034035][T20766] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4126.034035][T20766] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4126.034035][T20766] ___sys_sendmsg (net/socket.c:2641) [4126.034035][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4126.034035][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4126.034035][T20766] ___sys_sendmsg (net/socket.c:2641) | [4126.034035][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4126.034035][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4126.034035][T20766] | [ 4136.068306][T20766] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4136.068743][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 3/5 users at [4136.068743][T20766] dst_init (net/core/dst.c:53) [4136.068743][T20766] dst_alloc (net/core/dst.c:96) [4136.068743][T20766] ip6_dst_alloc (net/ipv6/route.c:342) [4136.068743][T20766] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4136.068743][T20766] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4136.068743][T20766] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4136.068743][T20766] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4136.068743][T20766] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1148) [4136.068743][T20766] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1252) [4136.068743][T20766] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4136.068743][T20766] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4136.068743][T20766] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4136.068743][T20766] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4136.068743][T20766] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4136.068743][T20766] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4136.068743][T20766] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4136.068743][T20766] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4136.068743][T20766] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4136.068743][T20766] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4136.068743][T20766] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4136.068743][T20766] [ 4136.071273][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 1/5 users at [4136.071273][T20766] netdev_get_by_index (net/core/dev.c:916) [4136.071273][T20766] fib6_nh_init (net/ipv6/route.c:3543) [4136.071273][T20766] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4136.071273][T20766] nexthop_create (net/ipv4/nexthop.c:2878) [4136.071273][T20766] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4136.071273][T20766] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4136.071273][T20766] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4136.071273][T20766] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4136.071273][T20766] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4136.071273][T20766] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4136.071273][T20766] ___sys_sendmsg (net/socket.c:2641) [4136.071273][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4136.071273][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4136.071273][T20766] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4136.071273][T20766] ___sys_sendmsg (net/socket.c:2641) | [4136.071273][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4136.071273][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4136.071273][T20766] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4136.071273][T20766] [ 4136.073389][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 1/5 users at [4136.073389][T20766] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4136.073389][T20766] addrconf_notify (net/ipv6/addrconf.c:3654) [4136.073389][T20766] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4136.073389][T20766] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10469) [4136.073389][T20766] veth_newlink (drivers/net/veth.c:1860) [4136.073389][T20766] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4136.073389][T20766] __rtnl_newlink (net/core/rtnetlink.c:3730) [4136.073389][T20766] rtnl_newlink (net/core/rtnetlink.c:3744) [4136.073389][T20766] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4136.073389][T20766] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4136.073389][T20766] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4136.073389][T20766] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4136.073389][T20766] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4136.073389][T20766] ___sys_sendmsg (net/socket.c:2641) [4136.073389][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4136.073389][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4136.073389][T20766] ___sys_sendmsg (net/socket.c:2641) | [4136.073389][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4136.073389][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4136.073389][T20766] | [ 4146.260406][T20766] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4146.260839][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 3/5 users at [4146.260839][T20766] dst_init (net/core/dst.c:53) [4146.260839][T20766] dst_alloc (net/core/dst.c:96) [4146.260839][T20766] ip6_dst_alloc (net/ipv6/route.c:342) [4146.260839][T20766] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4146.260839][T20766] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4146.260839][T20766] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4146.260839][T20766] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4146.260839][T20766] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1148) [4146.260839][T20766] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1252) [4146.260839][T20766] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4146.260839][T20766] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4146.260839][T20766] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4146.260839][T20766] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4146.260839][T20766] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4146.260839][T20766] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4146.260839][T20766] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4146.260839][T20766] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4146.260839][T20766] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4146.260839][T20766] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4146.260839][T20766] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4146.260839][T20766] [ 4146.263254][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 1/5 users at [4146.263254][T20766] netdev_get_by_index (net/core/dev.c:916) [4146.263254][T20766] fib6_nh_init (net/ipv6/route.c:3543) [4146.263254][T20766] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4146.263254][T20766] nexthop_create (net/ipv4/nexthop.c:2878) [4146.263254][T20766] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4146.263254][T20766] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4146.263254][T20766] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4146.263254][T20766] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4146.263254][T20766] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4146.263254][T20766] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4146.263254][T20766] ___sys_sendmsg (net/socket.c:2641) [4146.263254][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4146.263254][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4146.263254][T20766] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4146.263254][T20766] ___sys_sendmsg (net/socket.c:2641) | [4146.263254][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4146.263254][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4146.263254][T20766] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4146.263254][T20766] [ 4146.265323][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 1/5 users at [4146.265323][T20766] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4146.265323][T20766] addrconf_notify (net/ipv6/addrconf.c:3654) [4146.265323][T20766] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4146.265323][T20766] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10469) [4146.265323][T20766] veth_newlink (drivers/net/veth.c:1860) [4146.265323][T20766] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4146.265323][T20766] __rtnl_newlink (net/core/rtnetlink.c:3730) [4146.265323][T20766] rtnl_newlink (net/core/rtnetlink.c:3744) [4146.265323][T20766] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4146.265323][T20766] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4146.265323][T20766] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4146.265323][T20766] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4146.265323][T20766] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4146.265323][T20766] ___sys_sendmsg (net/socket.c:2641) [4146.265323][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4146.265323][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4146.265323][T20766] ___sys_sendmsg (net/socket.c:2641) | [4146.265323][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4146.265323][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4146.265323][T20766] | [ 4156.452694][T20766] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4156.453165][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 3/5 users at [4156.453165][T20766] dst_init (net/core/dst.c:53) [4156.453165][T20766] dst_alloc (net/core/dst.c:96) [4156.453165][T20766] ip6_dst_alloc (net/ipv6/route.c:342) [4156.453165][T20766] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4156.453165][T20766] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4156.453165][T20766] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4156.453165][T20766] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4156.453165][T20766] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1148) [4156.453165][T20766] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1252) [4156.453165][T20766] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4156.453165][T20766] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4156.453165][T20766] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4156.453165][T20766] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4156.453165][T20766] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4156.453165][T20766] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4156.453165][T20766] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4156.453165][T20766] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4156.453165][T20766] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4156.453165][T20766] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4156.453165][T20766] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4156.453165][T20766] [ 4156.455660][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 1/5 users at [4156.455660][T20766] netdev_get_by_index (net/core/dev.c:916) [4156.455660][T20766] fib6_nh_init (net/ipv6/route.c:3543) [4156.455660][T20766] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4156.455660][T20766] nexthop_create (net/ipv4/nexthop.c:2878) [4156.455660][T20766] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4156.455660][T20766] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4156.455660][T20766] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4156.455660][T20766] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4156.455660][T20766] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4156.455660][T20766] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4156.455660][T20766] ___sys_sendmsg (net/socket.c:2641) [4156.455660][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4156.455660][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4156.455660][T20766] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4156.455660][T20766] ___sys_sendmsg (net/socket.c:2641) | [4156.455660][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4156.455660][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4156.455660][T20766] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4156.455660][T20766] [ 4156.457866][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 1/5 users at [4156.457866][T20766] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4156.457866][T20766] addrconf_notify (net/ipv6/addrconf.c:3654) [4156.457866][T20766] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4156.457866][T20766] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10469) [4156.457866][T20766] veth_newlink (drivers/net/veth.c:1860) [4156.457866][T20766] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4156.457866][T20766] __rtnl_newlink (net/core/rtnetlink.c:3730) [4156.457866][T20766] rtnl_newlink (net/core/rtnetlink.c:3744) [4156.457866][T20766] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4156.457866][T20766] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4156.457866][T20766] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4156.457866][T20766] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4156.457866][T20766] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4156.457866][T20766] ___sys_sendmsg (net/socket.c:2641) [4156.457866][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4156.457866][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4156.457866][T20766] ___sys_sendmsg (net/socket.c:2641) | [4156.457866][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4156.457866][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4156.457866][T20766] | [ 4166.620534][T20766] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4166.621053][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 3/5 users at [4166.621053][T20766] dst_init (net/core/dst.c:53) [4166.621053][T20766] dst_alloc (net/core/dst.c:96) [4166.621053][T20766] ip6_dst_alloc (net/ipv6/route.c:342) [4166.621053][T20766] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4166.621053][T20766] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4166.621053][T20766] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4166.621053][T20766] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4166.621053][T20766] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1148) [4166.621053][T20766] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1252) [4166.621053][T20766] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4166.621053][T20766] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4166.621053][T20766] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4166.621053][T20766] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) [4166.621053][T20766] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) [4166.621053][T20766] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4166.621053][T20766] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4166.621053][T20766] dev_hard_start_xmit (./include/linux/netdevice.h:4910 ./include/linux/netdevice.h:4919 net/core/dev.c:3580 net/core/dev.c:3596) | [4166.621053][T20766] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4424) | [4166.621053][T20766] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4166.621053][T20766] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4166.621053][T20766] [ 4166.623585][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 1/5 users at [4166.623585][T20766] netdev_get_by_index (net/core/dev.c:916) [4166.623585][T20766] fib6_nh_init (net/ipv6/route.c:3543) [4166.623585][T20766] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4166.623585][T20766] nexthop_create (net/ipv4/nexthop.c:2878) [4166.623585][T20766] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4166.623585][T20766] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4166.623585][T20766] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4166.623585][T20766] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4166.623585][T20766] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4166.623585][T20766] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4166.623585][T20766] ___sys_sendmsg (net/socket.c:2641) [4166.623585][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4166.623585][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4166.623585][T20766] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4166.623585][T20766] ___sys_sendmsg (net/socket.c:2641) | [4166.623585][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4166.623585][T20766] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4166.623585][T20766] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4166.623585][T20766] [ 4166.625732][T20766] ref_tracker: veth_A-R1@ffff8880147e45e0 has 1/5 users at [4166.625732][T20766] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4166.625732][T20766] addrconf_notify (net/ipv6/addrconf.c:3654) [4166.625732][T20766] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4166.625732][T20766] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10469) [4166.625732][T20766] veth_newlink (drivers/net/veth.c:1860) [4166.625732][T20766] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4166.625732][T20766] __rtnl_newlink (net/core/rtnetlink.c:3730) [4166.625732][T20766] rtnl_newlink (net/core/rtnetlink.c:3744) [4166.625732][T20766] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4166.625732][T20766] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4166.625732][T20766] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4166.625732][T20766] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4166.625732][T20766] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4166.625732][T20766] ___sys_sendmsg (net/socket.c:2641) [4166.625732][T20766] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) Finger prints: ___sys_sendmsg:__sys_sendmsg:do_syscall_64:ipv6_add_dev:addrconf_notify dev_hard_start_xmit:__dev_queue_xmit:ip6_finish_output2:ip6_finish_output:netdev_get_by_index ___sys_sendmsg:__sys_sendmsg:do_syscall_64:dst_init:dst_alloc dst_init:dst_alloc:ip6_dst_alloc:ip6_rt_pcpu_alloc:ip6_pol_route