====================================== | [ 2838.361147][ T11] veth_A-C (unregistering): left promiscuous mode | [ 2848.452140][T14241] geneve_a: left promiscuous mode | [ 2852.786073][T14256] ovs_br0: left promiscuous mode | [ 3603.811478][T18521] Initializing XFRM netlink socket | [ 4031.717430][T20772] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4031.717906][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4031.717906][T20772] dst_init (net/core/dst.c:53) [4031.717906][T20772] dst_alloc (net/core/dst.c:96) [4031.717906][T20772] ip6_dst_alloc (net/ipv6/route.c:342) [4031.717906][T20772] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4031.717906][T20772] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4031.717906][T20772] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4031.717906][T20772] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4031.717906][T20772] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4031.717906][T20772] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4031.717906][T20772] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4031.717906][T20772] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4031.717906][T20772] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4031.717906][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) [4031.717906][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4031.717906][T20772] arp_solicit (net/ipv4/arp.c:392) [4031.717906][T20772] neigh_probe (net/core/neighbour.c:1077) | [4031.717906][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) | [4031.717906][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4031.717906][T20772] arp_solicit (net/ipv4/arp.c:392) | [4031.717906][T20772] neigh_probe (net/core/neighbour.c:1077) | [ 4031.717906][T20772] [ 4031.720585][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 2/5 users at [4031.720585][T20772] dst_init (net/core/dst.c:53) [4031.720585][T20772] dst_alloc (net/core/dst.c:96) [4031.720585][T20772] ip6_dst_alloc (net/ipv6/route.c:342) [4031.720585][T20772] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4031.720585][T20772] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4031.720585][T20772] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4031.720585][T20772] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4031.720585][T20772] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4031.720585][T20772] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4031.720585][T20772] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4031.720585][T20772] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4031.720585][T20772] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4031.720585][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) [4031.720585][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4031.720585][T20772] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4031.720585][T20772] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4031.720585][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) | [4031.720585][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4031.720585][T20772] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4031.720585][T20772] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4031.720585][T20772] [ 4031.722843][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4031.722843][T20772] netdev_get_by_index (net/core/dev.c:917) [4031.722843][T20772] fib6_nh_init (net/ipv6/route.c:3543) [4031.722843][T20772] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4031.722843][T20772] nexthop_create (net/ipv4/nexthop.c:2878) [4031.722843][T20772] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4031.722843][T20772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4031.722843][T20772] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4031.722843][T20772] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4031.722843][T20772] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4031.722843][T20772] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4031.722843][T20772] ___sys_sendmsg (net/socket.c:2641) [4031.722843][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4031.722843][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4031.722843][T20772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4031.722843][T20772] ___sys_sendmsg (net/socket.c:2641) | [4031.722843][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4031.722843][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4031.722843][T20772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4031.722843][T20772] [ 4031.724811][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4031.724811][T20772] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4031.724811][T20772] addrconf_notify (net/ipv6/addrconf.c:3653) [4031.724811][T20772] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4031.724811][T20772] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10476) [4031.724811][T20772] veth_newlink (drivers/net/veth.c:1860) [4031.724811][T20772] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4031.724811][T20772] __rtnl_newlink (net/core/rtnetlink.c:3730) [4031.724811][T20772] rtnl_newlink (net/core/rtnetlink.c:3744) [4031.724811][T20772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4031.724811][T20772] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4031.724811][T20772] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4031.724811][T20772] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4031.724811][T20772] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4031.724811][T20772] ___sys_sendmsg (net/socket.c:2641) [4031.724811][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4031.724811][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4031.724811][T20772] ___sys_sendmsg (net/socket.c:2641) | [4031.724811][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4031.724811][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4031.724811][T20772] | [ 4041.997472][T20772] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4041.997846][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4041.997846][T20772] dst_init (net/core/dst.c:53) [4041.997846][T20772] dst_alloc (net/core/dst.c:96) [4041.997846][T20772] ip6_dst_alloc (net/ipv6/route.c:342) [4041.997846][T20772] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4041.997846][T20772] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4041.997846][T20772] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4041.997846][T20772] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4041.997846][T20772] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4041.997846][T20772] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4041.997846][T20772] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4041.997846][T20772] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4041.997846][T20772] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4041.997846][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) [4041.997846][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4041.997846][T20772] arp_solicit (net/ipv4/arp.c:392) [4041.997846][T20772] neigh_probe (net/core/neighbour.c:1077) | [4041.997846][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) | [4041.997846][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4041.997846][T20772] arp_solicit (net/ipv4/arp.c:392) | [4041.997846][T20772] neigh_probe (net/core/neighbour.c:1077) | [ 4041.997846][T20772] [ 4042.000108][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 2/5 users at [4042.000108][T20772] dst_init (net/core/dst.c:53) [4042.000108][T20772] dst_alloc (net/core/dst.c:96) [4042.000108][T20772] ip6_dst_alloc (net/ipv6/route.c:342) [4042.000108][T20772] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4042.000108][T20772] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4042.000108][T20772] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4042.000108][T20772] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4042.000108][T20772] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4042.000108][T20772] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4042.000108][T20772] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4042.000108][T20772] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4042.000108][T20772] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4042.000108][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) [4042.000108][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4042.000108][T20772] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4042.000108][T20772] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4042.000108][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) | [4042.000108][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4042.000108][T20772] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4042.000108][T20772] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4042.000108][T20772] [ 4042.002350][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4042.002350][T20772] netdev_get_by_index (net/core/dev.c:917) [4042.002350][T20772] fib6_nh_init (net/ipv6/route.c:3543) [4042.002350][T20772] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4042.002350][T20772] nexthop_create (net/ipv4/nexthop.c:2878) [4042.002350][T20772] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4042.002350][T20772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4042.002350][T20772] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4042.002350][T20772] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4042.002350][T20772] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4042.002350][T20772] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4042.002350][T20772] ___sys_sendmsg (net/socket.c:2641) [4042.002350][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4042.002350][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4042.002350][T20772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4042.002350][T20772] ___sys_sendmsg (net/socket.c:2641) | [4042.002350][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4042.002350][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4042.002350][T20772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4042.002350][T20772] [ 4042.004270][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4042.004270][T20772] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4042.004270][T20772] addrconf_notify (net/ipv6/addrconf.c:3653) [4042.004270][T20772] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4042.004270][T20772] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10476) [4042.004270][T20772] veth_newlink (drivers/net/veth.c:1860) [4042.004270][T20772] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4042.004270][T20772] __rtnl_newlink (net/core/rtnetlink.c:3730) [4042.004270][T20772] rtnl_newlink (net/core/rtnetlink.c:3744) [4042.004270][T20772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4042.004270][T20772] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4042.004270][T20772] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4042.004270][T20772] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4042.004270][T20772] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4042.004270][T20772] ___sys_sendmsg (net/socket.c:2641) [4042.004270][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4042.004270][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4042.004270][T20772] ___sys_sendmsg (net/socket.c:2641) | [4042.004270][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4042.004270][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4042.004270][T20772] | [ 4052.206596][T20772] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4052.206972][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4052.206972][T20772] dst_init (net/core/dst.c:53) [4052.206972][T20772] dst_alloc (net/core/dst.c:96) [4052.206972][T20772] ip6_dst_alloc (net/ipv6/route.c:342) [4052.206972][T20772] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4052.206972][T20772] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4052.206972][T20772] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4052.206972][T20772] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4052.206972][T20772] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4052.206972][T20772] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4052.206972][T20772] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4052.206972][T20772] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4052.206972][T20772] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4052.206972][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) [4052.206972][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4052.206972][T20772] arp_solicit (net/ipv4/arp.c:392) [4052.206972][T20772] neigh_probe (net/core/neighbour.c:1077) | [4052.206972][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) | [4052.206972][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4052.206972][T20772] arp_solicit (net/ipv4/arp.c:392) | [4052.206972][T20772] neigh_probe (net/core/neighbour.c:1077) | [ 4052.206972][T20772] [ 4052.209399][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 2/5 users at [4052.209399][T20772] dst_init (net/core/dst.c:53) [4052.209399][T20772] dst_alloc (net/core/dst.c:96) [4052.209399][T20772] ip6_dst_alloc (net/ipv6/route.c:342) [4052.209399][T20772] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4052.209399][T20772] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4052.209399][T20772] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4052.209399][T20772] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4052.209399][T20772] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4052.209399][T20772] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4052.209399][T20772] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4052.209399][T20772] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4052.209399][T20772] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4052.209399][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) [4052.209399][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4052.209399][T20772] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4052.209399][T20772] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4052.209399][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) | [4052.209399][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4052.209399][T20772] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4052.209399][T20772] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4052.209399][T20772] [ 4052.211871][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4052.211871][T20772] netdev_get_by_index (net/core/dev.c:917) [4052.211871][T20772] fib6_nh_init (net/ipv6/route.c:3543) [4052.211871][T20772] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4052.211871][T20772] nexthop_create (net/ipv4/nexthop.c:2878) [4052.211871][T20772] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4052.211871][T20772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4052.211871][T20772] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4052.211871][T20772] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4052.211871][T20772] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4052.211871][T20772] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4052.211871][T20772] ___sys_sendmsg (net/socket.c:2641) [4052.211871][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4052.211871][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4052.211871][T20772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4052.211871][T20772] ___sys_sendmsg (net/socket.c:2641) | [4052.211871][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4052.211871][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4052.211871][T20772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4052.211871][T20772] [ 4052.214046][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4052.214046][T20772] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4052.214046][T20772] addrconf_notify (net/ipv6/addrconf.c:3653) [4052.214046][T20772] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4052.214046][T20772] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10476) [4052.214046][T20772] veth_newlink (drivers/net/veth.c:1860) [4052.214046][T20772] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4052.214046][T20772] __rtnl_newlink (net/core/rtnetlink.c:3730) [4052.214046][T20772] rtnl_newlink (net/core/rtnetlink.c:3744) [4052.214046][T20772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4052.214046][T20772] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4052.214046][T20772] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4052.214046][T20772] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4052.214046][T20772] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4052.214046][T20772] ___sys_sendmsg (net/socket.c:2641) [4052.214046][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4052.214046][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4052.214046][T20772] ___sys_sendmsg (net/socket.c:2641) | [4052.214046][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4052.214046][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4052.214046][T20772] | [ 4062.285460][T20772] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4062.285833][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4062.285833][T20772] dst_init (net/core/dst.c:53) [4062.285833][T20772] dst_alloc (net/core/dst.c:96) [4062.285833][T20772] ip6_dst_alloc (net/ipv6/route.c:342) [4062.285833][T20772] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4062.285833][T20772] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4062.285833][T20772] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4062.285833][T20772] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4062.285833][T20772] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4062.285833][T20772] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4062.285833][T20772] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4062.285833][T20772] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4062.285833][T20772] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4062.285833][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) [4062.285833][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4062.285833][T20772] arp_solicit (net/ipv4/arp.c:392) [4062.285833][T20772] neigh_probe (net/core/neighbour.c:1077) | [4062.285833][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) | [4062.285833][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4062.285833][T20772] arp_solicit (net/ipv4/arp.c:392) | [4062.285833][T20772] neigh_probe (net/core/neighbour.c:1077) | [ 4062.285833][T20772] [ 4062.288119][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 2/5 users at [4062.288119][T20772] dst_init (net/core/dst.c:53) [4062.288119][T20772] dst_alloc (net/core/dst.c:96) [4062.288119][T20772] ip6_dst_alloc (net/ipv6/route.c:342) [4062.288119][T20772] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4062.288119][T20772] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4062.288119][T20772] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4062.288119][T20772] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4062.288119][T20772] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4062.288119][T20772] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4062.288119][T20772] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4062.288119][T20772] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4062.288119][T20772] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4062.288119][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) [4062.288119][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4062.288119][T20772] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4062.288119][T20772] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4062.288119][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) | [4062.288119][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4062.288119][T20772] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4062.288119][T20772] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4062.288119][T20772] [ 4062.290364][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4062.290364][T20772] netdev_get_by_index (net/core/dev.c:917) [4062.290364][T20772] fib6_nh_init (net/ipv6/route.c:3543) [4062.290364][T20772] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4062.290364][T20772] nexthop_create (net/ipv4/nexthop.c:2878) [4062.290364][T20772] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4062.290364][T20772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4062.290364][T20772] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4062.290364][T20772] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4062.290364][T20772] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4062.290364][T20772] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4062.290364][T20772] ___sys_sendmsg (net/socket.c:2641) [4062.290364][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4062.290364][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4062.290364][T20772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4062.290364][T20772] ___sys_sendmsg (net/socket.c:2641) | [4062.290364][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4062.290364][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4062.290364][T20772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4062.290364][T20772] [ 4062.292290][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4062.292290][T20772] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4062.292290][T20772] addrconf_notify (net/ipv6/addrconf.c:3653) [4062.292290][T20772] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4062.292290][T20772] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10476) [4062.292290][T20772] veth_newlink (drivers/net/veth.c:1860) [4062.292290][T20772] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4062.292290][T20772] __rtnl_newlink (net/core/rtnetlink.c:3730) [4062.292290][T20772] rtnl_newlink (net/core/rtnetlink.c:3744) [4062.292290][T20772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4062.292290][T20772] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4062.292290][T20772] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4062.292290][T20772] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4062.292290][T20772] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4062.292290][T20772] ___sys_sendmsg (net/socket.c:2641) [4062.292290][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4062.292290][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4062.292290][T20772] ___sys_sendmsg (net/socket.c:2641) | [4062.292290][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4062.292290][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4062.292290][T20772] | [ 4072.469477][T20772] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4072.469856][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4072.469856][T20772] dst_init (net/core/dst.c:53) [4072.469856][T20772] dst_alloc (net/core/dst.c:96) [4072.469856][T20772] ip6_dst_alloc (net/ipv6/route.c:342) [4072.469856][T20772] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4072.469856][T20772] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4072.469856][T20772] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4072.469856][T20772] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4072.469856][T20772] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4072.469856][T20772] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4072.469856][T20772] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4072.469856][T20772] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4072.469856][T20772] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4072.469856][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) [4072.469856][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4072.469856][T20772] arp_solicit (net/ipv4/arp.c:392) [4072.469856][T20772] neigh_probe (net/core/neighbour.c:1077) | [4072.469856][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) | [4072.469856][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4072.469856][T20772] arp_solicit (net/ipv4/arp.c:392) | [4072.469856][T20772] neigh_probe (net/core/neighbour.c:1077) | [ 4072.469856][T20772] [ 4072.472067][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 2/5 users at [4072.472067][T20772] dst_init (net/core/dst.c:53) [4072.472067][T20772] dst_alloc (net/core/dst.c:96) [4072.472067][T20772] ip6_dst_alloc (net/ipv6/route.c:342) [4072.472067][T20772] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4072.472067][T20772] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4072.472067][T20772] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:121) [4072.472067][T20772] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4072.472067][T20772] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1147) [4072.472067][T20772] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1251) [4072.472067][T20772] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4072.472067][T20772] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2531 (discriminator 4)) vxlan [4072.472067][T20772] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2796) vxlan [4072.472067][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) [4072.472067][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4072.472067][T20772] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) [4072.472067][T20772] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [4072.472067][T20772] dev_hard_start_xmit (./include/linux/netdevice.h:4915 ./include/linux/netdevice.h:4924 net/core/dev.c:3581 net/core/dev.c:3597) | [4072.472067][T20772] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4072.472067][T20772] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:137) | [4072.472067][T20772] ip6_finish_output (net/ipv6/ip6_output.c:211 net/ipv6/ip6_output.c:222) | [ 4072.472067][T20772] [ 4072.474305][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4072.474305][T20772] netdev_get_by_index (net/core/dev.c:917) [4072.474305][T20772] fib6_nh_init (net/ipv6/route.c:3543) [4072.474305][T20772] nh_create_ipv6 (net/ipv4/nexthop.c:2827) [4072.474305][T20772] nexthop_create (net/ipv4/nexthop.c:2878) [4072.474305][T20772] rtm_new_nexthop (net/ipv4/nexthop.c:2920 net/ipv4/nexthop.c:3206) [4072.474305][T20772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4072.474305][T20772] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4072.474305][T20772] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4072.474305][T20772] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4072.474305][T20772] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4072.474305][T20772] ___sys_sendmsg (net/socket.c:2641) [4072.474305][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) [4072.474305][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4072.474305][T20772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4072.474305][T20772] ___sys_sendmsg (net/socket.c:2641) | [4072.474305][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) | [4072.474305][T20772] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4072.474305][T20772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4072.474305][T20772] [ 4072.476226][T20772] ref_tracker: veth_A-R1@ffff88800db345e0 has 1/5 users at [4072.476226][T20772] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4072.476226][T20772] addrconf_notify (net/ipv6/addrconf.c:3653) [4072.476226][T20772] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4072.476226][T20772] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10476) [4072.476226][T20772] veth_newlink (drivers/net/veth.c:1860) [4072.476226][T20772] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4072.476226][T20772] __rtnl_newlink (net/core/rtnetlink.c:3730) [4072.476226][T20772] rtnl_newlink (net/core/rtnetlink.c:3744) [4072.476226][T20772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6641) [4072.476226][T20772] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4072.476226][T20772] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4072.476226][T20772] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4072.476226][T20772] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2585) [4072.476226][T20772] ___sys_sendmsg (net/socket.c:2641) [4072.476226][T20772] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2670) Finger prints: 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 ___sys_sendmsg:__sys_sendmsg:do_syscall_64:dst_init:dst_alloc ___sys_sendmsg:__sys_sendmsg:do_syscall_64:ipv6_add_dev:addrconf_notify dev_hard_start_xmit:__dev_queue_xmit:arp_solicit:neigh_probe:dst_init