====================================== | [ 3197.659600][ T11] veth_A-C (unregistering): left promiscuous mode | [ 3210.192541][T14788] geneve_a: left promiscuous mode | [ 3215.498895][T14801] ovs_br0: left promiscuous mode | [ 4050.341179][T19303] Initializing XFRM netlink socket | [ 4540.830808][T21694] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4540.831295][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4540.831295][T21694] dst_init (net/core/dst.c:53) [4540.831295][T21694] dst_alloc (net/core/dst.c:96) [4540.831295][T21694] ip6_dst_alloc (net/ipv6/route.c:342) [4540.831295][T21694] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4540.831295][T21694] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4540.831295][T21694] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4540.831295][T21694] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4540.831295][T21694] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4540.831295][T21694] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4540.831295][T21694] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4540.831295][T21694] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2530 (discriminator 4)) vxlan [4540.831295][T21694] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2795) vxlan [4540.831295][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) [4540.831295][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4540.831295][T21694] arp_solicit (net/ipv4/arp.c:392) [4540.831295][T21694] neigh_probe (net/core/neighbour.c:1077) | [4540.831295][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) | [4540.831295][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4540.831295][T21694] arp_solicit (net/ipv4/arp.c:392) | [4540.831295][T21694] neigh_probe (net/core/neighbour.c:1077) | [ 4540.831295][T21694] [ 4540.834104][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 2/5 users at [4540.834104][T21694] dst_init (net/core/dst.c:53) [4540.834104][T21694] dst_alloc (net/core/dst.c:96) [4540.834104][T21694] ip6_dst_alloc (net/ipv6/route.c:342) [4540.834104][T21694] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4540.834104][T21694] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4540.834104][T21694] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4540.834104][T21694] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4540.834104][T21694] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4540.834104][T21694] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4540.834104][T21694] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4540.834104][T21694] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2530 (discriminator 4)) vxlan [4540.834104][T21694] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2795) vxlan [4540.834104][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) [4540.834104][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4540.834104][T21694] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) [4540.834104][T21694] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4540.834104][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) | [4540.834104][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4540.834104][T21694] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) | [4540.834104][T21694] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4540.834104][T21694] [ 4540.836356][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4540.836356][T21694] netdev_get_by_index (net/core/dev.c:918) [4540.836356][T21694] fib6_nh_init (net/ipv6/route.c:3543) [4540.836356][T21694] nh_create_ipv6 (net/ipv4/nexthop.c:2841) [4540.836356][T21694] nexthop_create (net/ipv4/nexthop.c:2892) [4540.836356][T21694] rtm_new_nexthop (net/ipv4/nexthop.c:2934 net/ipv4/nexthop.c:3220) [4540.836356][T21694] rtnetlink_rcv_msg (net/core/rtnetlink.c:6646) [4540.836356][T21694] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4540.836356][T21694] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4540.836356][T21694] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4540.836356][T21694] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2603) [4540.836356][T21694] ___sys_sendmsg (net/socket.c:2659) [4540.836356][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) [4540.836356][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4540.836356][T21694] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4540.836356][T21694] ___sys_sendmsg (net/socket.c:2659) | [4540.836356][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) | [4540.836356][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4540.836356][T21694] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4540.836356][T21694] [ 4540.838302][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4540.838302][T21694] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4540.838302][T21694] addrconf_notify (net/ipv6/addrconf.c:3656) [4540.838302][T21694] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4540.838302][T21694] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10521) [4540.838302][T21694] veth_newlink (drivers/net/veth.c:1861) [4540.838302][T21694] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4540.838302][T21694] __rtnl_newlink (net/core/rtnetlink.c:3730) [4540.838302][T21694] rtnl_newlink (net/core/rtnetlink.c:3744) [4540.838302][T21694] rtnetlink_rcv_msg (net/core/rtnetlink.c:6646) [4540.838302][T21694] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4540.838302][T21694] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4540.838302][T21694] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4540.838302][T21694] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2603) [4540.838302][T21694] ___sys_sendmsg (net/socket.c:2659) [4540.838302][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) [4540.838302][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4540.838302][T21694] ___sys_sendmsg (net/socket.c:2659) | [4540.838302][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) | [4540.838302][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4540.838302][T21694] | [ 4550.847799][T21694] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4550.848309][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4550.848309][T21694] dst_init (net/core/dst.c:53) [4550.848309][T21694] dst_alloc (net/core/dst.c:96) [4550.848309][T21694] ip6_dst_alloc (net/ipv6/route.c:342) [4550.848309][T21694] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4550.848309][T21694] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4550.848309][T21694] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4550.848309][T21694] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4550.848309][T21694] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4550.848309][T21694] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4550.848309][T21694] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4550.848309][T21694] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2530 (discriminator 4)) vxlan [4550.848309][T21694] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2795) vxlan [4550.848309][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) [4550.848309][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4550.848309][T21694] arp_solicit (net/ipv4/arp.c:392) [4550.848309][T21694] neigh_probe (net/core/neighbour.c:1077) | [4550.848309][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) | [4550.848309][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4550.848309][T21694] arp_solicit (net/ipv4/arp.c:392) | [4550.848309][T21694] neigh_probe (net/core/neighbour.c:1077) | [ 4550.848309][T21694] [ 4550.850551][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 2/5 users at [4550.850551][T21694] dst_init (net/core/dst.c:53) [4550.850551][T21694] dst_alloc (net/core/dst.c:96) [4550.850551][T21694] ip6_dst_alloc (net/ipv6/route.c:342) [4550.850551][T21694] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4550.850551][T21694] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4550.850551][T21694] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4550.850551][T21694] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4550.850551][T21694] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4550.850551][T21694] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4550.850551][T21694] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4550.850551][T21694] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2530 (discriminator 4)) vxlan [4550.850551][T21694] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2795) vxlan [4550.850551][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) [4550.850551][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4550.850551][T21694] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) [4550.850551][T21694] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4550.850551][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) | [4550.850551][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4550.850551][T21694] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) | [4550.850551][T21694] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4550.850551][T21694] [ 4550.852800][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4550.852800][T21694] netdev_get_by_index (net/core/dev.c:918) [4550.852800][T21694] fib6_nh_init (net/ipv6/route.c:3543) [4550.852800][T21694] nh_create_ipv6 (net/ipv4/nexthop.c:2841) [4550.852800][T21694] nexthop_create (net/ipv4/nexthop.c:2892) [4550.852800][T21694] rtm_new_nexthop (net/ipv4/nexthop.c:2934 net/ipv4/nexthop.c:3220) [4550.852800][T21694] rtnetlink_rcv_msg (net/core/rtnetlink.c:6646) [4550.852800][T21694] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4550.852800][T21694] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4550.852800][T21694] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4550.852800][T21694] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2603) [4550.852800][T21694] ___sys_sendmsg (net/socket.c:2659) [4550.852800][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) [4550.852800][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4550.852800][T21694] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4550.852800][T21694] ___sys_sendmsg (net/socket.c:2659) | [4550.852800][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) | [4550.852800][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4550.852800][T21694] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4550.852800][T21694] [ 4550.854749][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4550.854749][T21694] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4550.854749][T21694] addrconf_notify (net/ipv6/addrconf.c:3656) [4550.854749][T21694] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4550.854749][T21694] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10521) [4550.854749][T21694] veth_newlink (drivers/net/veth.c:1861) [4550.854749][T21694] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4550.854749][T21694] __rtnl_newlink (net/core/rtnetlink.c:3730) [4550.854749][T21694] rtnl_newlink (net/core/rtnetlink.c:3744) [4550.854749][T21694] rtnetlink_rcv_msg (net/core/rtnetlink.c:6646) [4550.854749][T21694] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4550.854749][T21694] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4550.854749][T21694] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4550.854749][T21694] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2603) [4550.854749][T21694] ___sys_sendmsg (net/socket.c:2659) [4550.854749][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) [4550.854749][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4550.854749][T21694] ___sys_sendmsg (net/socket.c:2659) | [4550.854749][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) | [4550.854749][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4550.854749][T21694] | [ 4560.950801][T21694] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4560.951235][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4560.951235][T21694] dst_init (net/core/dst.c:53) [4560.951235][T21694] dst_alloc (net/core/dst.c:96) [4560.951235][T21694] ip6_dst_alloc (net/ipv6/route.c:342) [4560.951235][T21694] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4560.951235][T21694] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4560.951235][T21694] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4560.951235][T21694] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4560.951235][T21694] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4560.951235][T21694] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4560.951235][T21694] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4560.951235][T21694] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2530 (discriminator 4)) vxlan [4560.951235][T21694] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2795) vxlan [4560.951235][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) [4560.951235][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4560.951235][T21694] arp_solicit (net/ipv4/arp.c:392) [4560.951235][T21694] neigh_probe (net/core/neighbour.c:1077) | [4560.951235][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) | [4560.951235][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4560.951235][T21694] arp_solicit (net/ipv4/arp.c:392) | [4560.951235][T21694] neigh_probe (net/core/neighbour.c:1077) | [ 4560.951235][T21694] [ 4560.953719][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 2/5 users at [4560.953719][T21694] dst_init (net/core/dst.c:53) [4560.953719][T21694] dst_alloc (net/core/dst.c:96) [4560.953719][T21694] ip6_dst_alloc (net/ipv6/route.c:342) [4560.953719][T21694] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4560.953719][T21694] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4560.953719][T21694] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4560.953719][T21694] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4560.953719][T21694] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4560.953719][T21694] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4560.953719][T21694] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4560.953719][T21694] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2530 (discriminator 4)) vxlan [4560.953719][T21694] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2795) vxlan [4560.953719][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) [4560.953719][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4560.953719][T21694] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) [4560.953719][T21694] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4560.953719][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) | [4560.953719][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4560.953719][T21694] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) | [4560.953719][T21694] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4560.953719][T21694] [ 4560.956211][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4560.956211][T21694] netdev_get_by_index (net/core/dev.c:918) [4560.956211][T21694] fib6_nh_init (net/ipv6/route.c:3543) [4560.956211][T21694] nh_create_ipv6 (net/ipv4/nexthop.c:2841) [4560.956211][T21694] nexthop_create (net/ipv4/nexthop.c:2892) [4560.956211][T21694] rtm_new_nexthop (net/ipv4/nexthop.c:2934 net/ipv4/nexthop.c:3220) [4560.956211][T21694] rtnetlink_rcv_msg (net/core/rtnetlink.c:6646) [4560.956211][T21694] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4560.956211][T21694] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4560.956211][T21694] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4560.956211][T21694] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2603) [4560.956211][T21694] ___sys_sendmsg (net/socket.c:2659) [4560.956211][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) [4560.956211][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4560.956211][T21694] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4560.956211][T21694] ___sys_sendmsg (net/socket.c:2659) | [4560.956211][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) | [4560.956211][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4560.956211][T21694] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4560.956211][T21694] [ 4560.958486][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4560.958486][T21694] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4560.958486][T21694] addrconf_notify (net/ipv6/addrconf.c:3656) [4560.958486][T21694] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4560.958486][T21694] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10521) [4560.958486][T21694] veth_newlink (drivers/net/veth.c:1861) [4560.958486][T21694] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4560.958486][T21694] __rtnl_newlink (net/core/rtnetlink.c:3730) [4560.958486][T21694] rtnl_newlink (net/core/rtnetlink.c:3744) [4560.958486][T21694] rtnetlink_rcv_msg (net/core/rtnetlink.c:6646) [4560.958486][T21694] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4560.958486][T21694] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4560.958486][T21694] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4560.958486][T21694] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2603) [4560.958486][T21694] ___sys_sendmsg (net/socket.c:2659) [4560.958486][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) [4560.958486][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4560.958486][T21694] ___sys_sendmsg (net/socket.c:2659) | [4560.958486][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) | [4560.958486][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4560.958486][T21694] | [ 4571.198907][T21694] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4571.199326][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4571.199326][T21694] dst_init (net/core/dst.c:53) [4571.199326][T21694] dst_alloc (net/core/dst.c:96) [4571.199326][T21694] ip6_dst_alloc (net/ipv6/route.c:342) [4571.199326][T21694] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4571.199326][T21694] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4571.199326][T21694] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4571.199326][T21694] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4571.199326][T21694] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4571.199326][T21694] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4571.199326][T21694] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4571.199326][T21694] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2530 (discriminator 4)) vxlan [4571.199326][T21694] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2795) vxlan [4571.199326][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) [4571.199326][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4571.199326][T21694] arp_solicit (net/ipv4/arp.c:392) [4571.199326][T21694] neigh_probe (net/core/neighbour.c:1077) | [4571.199326][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) | [4571.199326][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4571.199326][T21694] arp_solicit (net/ipv4/arp.c:392) | [4571.199326][T21694] neigh_probe (net/core/neighbour.c:1077) | [ 4571.199326][T21694] [ 4571.201642][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 2/5 users at [4571.201642][T21694] dst_init (net/core/dst.c:53) [4571.201642][T21694] dst_alloc (net/core/dst.c:96) [4571.201642][T21694] ip6_dst_alloc (net/ipv6/route.c:342) [4571.201642][T21694] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4571.201642][T21694] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4571.201642][T21694] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4571.201642][T21694] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4571.201642][T21694] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4571.201642][T21694] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4571.201642][T21694] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4571.201642][T21694] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2530 (discriminator 4)) vxlan [4571.201642][T21694] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2795) vxlan [4571.201642][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) [4571.201642][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) [4571.201642][T21694] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) [4571.201642][T21694] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4571.201642][T21694] dev_hard_start_xmit (./include/linux/netdevice.h:4916 ./include/linux/netdevice.h:4925 net/core/dev.c:3588 net/core/dev.c:3604) | [4571.201642][T21694] __dev_queue_xmit (net/core/dev.h:168 net/core/dev.c:4425) | [4571.201642][T21694] ip6_finish_output2 (./include/net/neighbour.h:540 net/ipv6/ip6_output.c:141) | [4571.201642][T21694] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4571.201642][T21694] [ 4571.203949][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4571.203949][T21694] netdev_get_by_index (net/core/dev.c:918) [4571.203949][T21694] fib6_nh_init (net/ipv6/route.c:3543) [4571.203949][T21694] nh_create_ipv6 (net/ipv4/nexthop.c:2841) [4571.203949][T21694] nexthop_create (net/ipv4/nexthop.c:2892) [4571.203949][T21694] rtm_new_nexthop (net/ipv4/nexthop.c:2934 net/ipv4/nexthop.c:3220) [4571.203949][T21694] rtnetlink_rcv_msg (net/core/rtnetlink.c:6646) [4571.203949][T21694] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4571.203949][T21694] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4571.203949][T21694] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4571.203949][T21694] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2603) [4571.203949][T21694] ___sys_sendmsg (net/socket.c:2659) [4571.203949][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) [4571.203949][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4571.203949][T21694] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4571.203949][T21694] ___sys_sendmsg (net/socket.c:2659) | [4571.203949][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) | [4571.203949][T21694] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4571.203949][T21694] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4571.203949][T21694] [ 4571.205934][T21694] ref_tracker: veth_A-R1@ffff888007c795e0 has 1/5 users at [4571.205934][T21694] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4571.205934][T21694] addrconf_notify (net/ipv6/addrconf.c:3656) [4571.205934][T21694] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4571.205934][T21694] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10521) [4571.205934][T21694] veth_newlink (drivers/net/veth.c:1861) [4571.205934][T21694] rtnl_newlink_create (net/core/rtnetlink.c:3510) [4571.205934][T21694] __rtnl_newlink (net/core/rtnetlink.c:3730) [4571.205934][T21694] rtnl_newlink (net/core/rtnetlink.c:3744) [4571.205934][T21694] rtnetlink_rcv_msg (net/core/rtnetlink.c:6646) [4571.205934][T21694] netlink_rcv_skb (net/netlink/af_netlink.c:2550) [4571.205934][T21694] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4571.205934][T21694] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4571.205934][T21694] ____sys_sendmsg (net/socket.c:730 net/socket.c:745 net/socket.c:2603) [4571.205934][T21694] ___sys_sendmsg (net/socket.c:2659) [4571.205934][T21694] __sys_sendmsg (./include/linux/file.h:34 net/socket.c:2688) Finger prints: 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 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 ___sys_sendmsg:__sys_sendmsg:do_syscall_64:ipv6_add_dev:addrconf_notify