====================================== | [ 3340.625627][ T75] veth_A-C (unregistering): left promiscuous mode | [ 3353.626397][T14788] geneve_a: left promiscuous mode | [ 3359.063140][T14803] ovs_br0: left promiscuous mode | [ 4268.105068][T19309] Initializing XFRM netlink socket | [ 4782.302788][T21704] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4782.303310][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4782.303310][T21704] dst_init (net/core/dst.c:53) [4782.303310][T21704] dst_alloc (net/core/dst.c:96) [4782.303310][T21704] ip6_dst_alloc (net/ipv6/route.c:342) [4782.303310][T21704] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4782.303310][T21704] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4782.303310][T21704] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4782.303310][T21704] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4782.303310][T21704] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4782.303310][T21704] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4782.303310][T21704] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4782.303310][T21704] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2557 (discriminator 4)) vxlan [4782.303310][T21704] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2825) vxlan [4782.303310][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) [4782.303310][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) [4782.303310][T21704] arp_solicit (net/ipv4/arp.c:392) [4782.303310][T21704] neigh_probe (net/core/neighbour.c:1077) | [4782.303310][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) | [4782.303310][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) | [4782.303310][T21704] arp_solicit (net/ipv4/arp.c:392) | [4782.303310][T21704] neigh_probe (net/core/neighbour.c:1077) | [ 4782.303310][T21704] [ 4782.306459][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 2/5 users at [4782.306459][T21704] dst_init (net/core/dst.c:53) [4782.306459][T21704] dst_alloc (net/core/dst.c:96) [4782.306459][T21704] ip6_dst_alloc (net/ipv6/route.c:342) [4782.306459][T21704] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4782.306459][T21704] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4782.306459][T21704] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4782.306459][T21704] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4782.306459][T21704] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4782.306459][T21704] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4782.306459][T21704] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4782.306459][T21704] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2557 (discriminator 4)) vxlan [4782.306459][T21704] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2825) vxlan [4782.306459][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) [4782.306459][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) [4782.306459][T21704] ip6_finish_output2 (./include/net/neighbour.h:539 net/ipv6/ip6_output.c:141) [4782.306459][T21704] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4782.306459][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) | [4782.306459][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) | [4782.306459][T21704] ip6_finish_output2 (./include/net/neighbour.h:539 net/ipv6/ip6_output.c:141) | [4782.306459][T21704] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4782.306459][T21704] [ 4782.309071][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4782.309071][T21704] netdev_get_by_index (net/core/dev.c:918) [4782.309071][T21704] fib6_nh_init (net/ipv6/route.c:3543) [4782.309071][T21704] nh_create_ipv6 (net/ipv4/nexthop.c:2841) [4782.309071][T21704] nexthop_create (net/ipv4/nexthop.c:2892) [4782.309071][T21704] rtm_new_nexthop (net/ipv4/nexthop.c:2934 net/ipv4/nexthop.c:3220) [4782.309071][T21704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6732) [4782.309071][T21704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [4782.309071][T21704] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4782.309071][T21704] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4782.309071][T21704] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) [4782.309071][T21704] ___sys_sendmsg (net/socket.c:2663) [4782.309071][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) [4782.309071][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4782.309071][T21704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4782.309071][T21704] ___sys_sendmsg (net/socket.c:2663) | [4782.309071][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) | [4782.309071][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4782.309071][T21704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4782.309071][T21704] [ 4782.311356][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4782.311356][T21704] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4782.311356][T21704] addrconf_notify (net/ipv6/addrconf.c:3656) [4782.311356][T21704] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4782.311356][T21704] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10584) [4782.311356][T21704] veth_newlink (drivers/net/veth.c:1861) [4782.311356][T21704] rtnl_newlink_create (net/core/rtnetlink.c:3596) [4782.311356][T21704] __rtnl_newlink (net/core/rtnetlink.c:3816) [4782.311356][T21704] rtnl_newlink (net/core/rtnetlink.c:3830) [4782.311356][T21704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6732) [4782.311356][T21704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [4782.311356][T21704] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4782.311356][T21704] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4782.311356][T21704] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) [4782.311356][T21704] ___sys_sendmsg (net/socket.c:2663) [4782.311356][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) [4782.311356][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4782.311356][T21704] ___sys_sendmsg (net/socket.c:2663) | [4782.311356][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) | [4782.311356][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4782.311356][T21704] | [ 4792.502695][T21704] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4792.503100][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4792.503100][T21704] dst_init (net/core/dst.c:53) [4792.503100][T21704] dst_alloc (net/core/dst.c:96) [4792.503100][T21704] ip6_dst_alloc (net/ipv6/route.c:342) [4792.503100][T21704] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4792.503100][T21704] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4792.503100][T21704] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4792.503100][T21704] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4792.503100][T21704] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4792.503100][T21704] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4792.503100][T21704] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4792.503100][T21704] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2557 (discriminator 4)) vxlan [4792.503100][T21704] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2825) vxlan [4792.503100][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) [4792.503100][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) [4792.503100][T21704] arp_solicit (net/ipv4/arp.c:392) [4792.503100][T21704] neigh_probe (net/core/neighbour.c:1077) | [4792.503100][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) | [4792.503100][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) | [4792.503100][T21704] arp_solicit (net/ipv4/arp.c:392) | [4792.503100][T21704] neigh_probe (net/core/neighbour.c:1077) | [ 4792.503100][T21704] [ 4792.505826][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 2/5 users at [4792.505826][T21704] dst_init (net/core/dst.c:53) [4792.505826][T21704] dst_alloc (net/core/dst.c:96) [4792.505826][T21704] ip6_dst_alloc (net/ipv6/route.c:342) [4792.505826][T21704] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4792.505826][T21704] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4792.505826][T21704] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4792.505826][T21704] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4792.505826][T21704] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4792.505826][T21704] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4792.505826][T21704] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4792.505826][T21704] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2557 (discriminator 4)) vxlan [4792.505826][T21704] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2825) vxlan [4792.505826][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) [4792.505826][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) [4792.505826][T21704] ip6_finish_output2 (./include/net/neighbour.h:539 net/ipv6/ip6_output.c:141) [4792.505826][T21704] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4792.505826][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) | [4792.505826][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) | [4792.505826][T21704] ip6_finish_output2 (./include/net/neighbour.h:539 net/ipv6/ip6_output.c:141) | [4792.505826][T21704] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4792.505826][T21704] [ 4792.508470][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4792.508470][T21704] netdev_get_by_index (net/core/dev.c:918) [4792.508470][T21704] fib6_nh_init (net/ipv6/route.c:3543) [4792.508470][T21704] nh_create_ipv6 (net/ipv4/nexthop.c:2841) [4792.508470][T21704] nexthop_create (net/ipv4/nexthop.c:2892) [4792.508470][T21704] rtm_new_nexthop (net/ipv4/nexthop.c:2934 net/ipv4/nexthop.c:3220) [4792.508470][T21704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6732) [4792.508470][T21704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [4792.508470][T21704] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4792.508470][T21704] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4792.508470][T21704] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) [4792.508470][T21704] ___sys_sendmsg (net/socket.c:2663) [4792.508470][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) [4792.508470][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4792.508470][T21704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4792.508470][T21704] ___sys_sendmsg (net/socket.c:2663) | [4792.508470][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) | [4792.508470][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4792.508470][T21704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4792.508470][T21704] [ 4792.510763][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4792.510763][T21704] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4792.510763][T21704] addrconf_notify (net/ipv6/addrconf.c:3656) [4792.510763][T21704] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4792.510763][T21704] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10584) [4792.510763][T21704] veth_newlink (drivers/net/veth.c:1861) [4792.510763][T21704] rtnl_newlink_create (net/core/rtnetlink.c:3596) [4792.510763][T21704] __rtnl_newlink (net/core/rtnetlink.c:3816) [4792.510763][T21704] rtnl_newlink (net/core/rtnetlink.c:3830) [4792.510763][T21704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6732) [4792.510763][T21704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [4792.510763][T21704] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4792.510763][T21704] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4792.510763][T21704] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) [4792.510763][T21704] ___sys_sendmsg (net/socket.c:2663) [4792.510763][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) [4792.510763][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4792.510763][T21704] ___sys_sendmsg (net/socket.c:2663) | [4792.510763][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) | [4792.510763][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4792.510763][T21704] | [ 4802.526801][T21704] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4802.527297][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4802.527297][T21704] dst_init (net/core/dst.c:53) [4802.527297][T21704] dst_alloc (net/core/dst.c:96) [4802.527297][T21704] ip6_dst_alloc (net/ipv6/route.c:342) [4802.527297][T21704] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4802.527297][T21704] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4802.527297][T21704] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4802.527297][T21704] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4802.527297][T21704] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4802.527297][T21704] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4802.527297][T21704] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4802.527297][T21704] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2557 (discriminator 4)) vxlan [4802.527297][T21704] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2825) vxlan [4802.527297][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) [4802.527297][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) [4802.527297][T21704] arp_solicit (net/ipv4/arp.c:392) [4802.527297][T21704] neigh_probe (net/core/neighbour.c:1077) | [4802.527297][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) | [4802.527297][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) | [4802.527297][T21704] arp_solicit (net/ipv4/arp.c:392) | [4802.527297][T21704] neigh_probe (net/core/neighbour.c:1077) | [ 4802.527297][T21704] [ 4802.529641][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 2/5 users at [4802.529641][T21704] dst_init (net/core/dst.c:53) [4802.529641][T21704] dst_alloc (net/core/dst.c:96) [4802.529641][T21704] ip6_dst_alloc (net/ipv6/route.c:342) [4802.529641][T21704] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4802.529641][T21704] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4802.529641][T21704] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4802.529641][T21704] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4802.529641][T21704] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4802.529641][T21704] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4802.529641][T21704] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4802.529641][T21704] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2557 (discriminator 4)) vxlan [4802.529641][T21704] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2825) vxlan [4802.529641][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) [4802.529641][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) [4802.529641][T21704] ip6_finish_output2 (./include/net/neighbour.h:539 net/ipv6/ip6_output.c:141) [4802.529641][T21704] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4802.529641][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) | [4802.529641][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) | [4802.529641][T21704] ip6_finish_output2 (./include/net/neighbour.h:539 net/ipv6/ip6_output.c:141) | [4802.529641][T21704] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4802.529641][T21704] [ 4802.532062][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4802.532062][T21704] netdev_get_by_index (net/core/dev.c:918) [4802.532062][T21704] fib6_nh_init (net/ipv6/route.c:3543) [4802.532062][T21704] nh_create_ipv6 (net/ipv4/nexthop.c:2841) [4802.532062][T21704] nexthop_create (net/ipv4/nexthop.c:2892) [4802.532062][T21704] rtm_new_nexthop (net/ipv4/nexthop.c:2934 net/ipv4/nexthop.c:3220) [4802.532062][T21704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6732) [4802.532062][T21704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [4802.532062][T21704] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4802.532062][T21704] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4802.532062][T21704] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) [4802.532062][T21704] ___sys_sendmsg (net/socket.c:2663) [4802.532062][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) [4802.532062][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4802.532062][T21704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4802.532062][T21704] ___sys_sendmsg (net/socket.c:2663) | [4802.532062][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) | [4802.532062][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4802.532062][T21704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4802.532062][T21704] [ 4802.534154][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4802.534154][T21704] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4802.534154][T21704] addrconf_notify (net/ipv6/addrconf.c:3656) [4802.534154][T21704] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4802.534154][T21704] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10584) [4802.534154][T21704] veth_newlink (drivers/net/veth.c:1861) [4802.534154][T21704] rtnl_newlink_create (net/core/rtnetlink.c:3596) [4802.534154][T21704] __rtnl_newlink (net/core/rtnetlink.c:3816) [4802.534154][T21704] rtnl_newlink (net/core/rtnetlink.c:3830) [4802.534154][T21704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6732) [4802.534154][T21704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [4802.534154][T21704] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4802.534154][T21704] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4802.534154][T21704] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) [4802.534154][T21704] ___sys_sendmsg (net/socket.c:2663) [4802.534154][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) [4802.534154][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4802.534154][T21704] ___sys_sendmsg (net/socket.c:2663) | [4802.534154][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) | [4802.534154][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4802.534154][T21704] | [ 4812.590753][T21704] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4812.591186][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4812.591186][T21704] dst_init (net/core/dst.c:53) [4812.591186][T21704] dst_alloc (net/core/dst.c:96) [4812.591186][T21704] ip6_dst_alloc (net/ipv6/route.c:342) [4812.591186][T21704] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4812.591186][T21704] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4812.591186][T21704] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4812.591186][T21704] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4812.591186][T21704] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4812.591186][T21704] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4812.591186][T21704] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4812.591186][T21704] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2557 (discriminator 4)) vxlan [4812.591186][T21704] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2825) vxlan [4812.591186][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) [4812.591186][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) [4812.591186][T21704] arp_solicit (net/ipv4/arp.c:392) [4812.591186][T21704] neigh_probe (net/core/neighbour.c:1077) | [4812.591186][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) | [4812.591186][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) | [4812.591186][T21704] arp_solicit (net/ipv4/arp.c:392) | [4812.591186][T21704] neigh_probe (net/core/neighbour.c:1077) | [ 4812.591186][T21704] [ 4812.593858][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 2/5 users at [4812.593858][T21704] dst_init (net/core/dst.c:53) [4812.593858][T21704] dst_alloc (net/core/dst.c:96) [4812.593858][T21704] ip6_dst_alloc (net/ipv6/route.c:342) [4812.593858][T21704] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4812.593858][T21704] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4812.593858][T21704] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4812.593858][T21704] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4812.593858][T21704] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4812.593858][T21704] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4812.593858][T21704] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4812.593858][T21704] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2557 (discriminator 4)) vxlan [4812.593858][T21704] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2825) vxlan [4812.593858][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) [4812.593858][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) [4812.593858][T21704] ip6_finish_output2 (./include/net/neighbour.h:539 net/ipv6/ip6_output.c:141) [4812.593858][T21704] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4812.593858][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) | [4812.593858][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) | [4812.593858][T21704] ip6_finish_output2 (./include/net/neighbour.h:539 net/ipv6/ip6_output.c:141) | [4812.593858][T21704] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4812.593858][T21704] [ 4812.596490][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4812.596490][T21704] netdev_get_by_index (net/core/dev.c:918) [4812.596490][T21704] fib6_nh_init (net/ipv6/route.c:3543) [4812.596490][T21704] nh_create_ipv6 (net/ipv4/nexthop.c:2841) [4812.596490][T21704] nexthop_create (net/ipv4/nexthop.c:2892) [4812.596490][T21704] rtm_new_nexthop (net/ipv4/nexthop.c:2934 net/ipv4/nexthop.c:3220) [4812.596490][T21704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6732) [4812.596490][T21704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [4812.596490][T21704] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4812.596490][T21704] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4812.596490][T21704] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) [4812.596490][T21704] ___sys_sendmsg (net/socket.c:2663) [4812.596490][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) [4812.596490][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4812.596490][T21704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4812.596490][T21704] ___sys_sendmsg (net/socket.c:2663) | [4812.596490][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) | [4812.596490][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4812.596490][T21704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4812.596490][T21704] [ 4812.598829][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4812.598829][T21704] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4812.598829][T21704] addrconf_notify (net/ipv6/addrconf.c:3656) [4812.598829][T21704] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4812.598829][T21704] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10584) [4812.598829][T21704] veth_newlink (drivers/net/veth.c:1861) [4812.598829][T21704] rtnl_newlink_create (net/core/rtnetlink.c:3596) [4812.598829][T21704] __rtnl_newlink (net/core/rtnetlink.c:3816) [4812.598829][T21704] rtnl_newlink (net/core/rtnetlink.c:3830) [4812.598829][T21704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6732) [4812.598829][T21704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [4812.598829][T21704] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4812.598829][T21704] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4812.598829][T21704] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) [4812.598829][T21704] ___sys_sendmsg (net/socket.c:2663) [4812.598829][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) [4812.598829][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4812.598829][T21704] ___sys_sendmsg (net/socket.c:2663) | [4812.598829][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) | [4812.598829][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [ 4812.598829][T21704] | [ 4822.639693][T21704] unregister_netdevice: waiting for veth_A-R1 to become free. Usage count = 6 [ 4822.640161][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4822.640161][T21704] dst_init (net/core/dst.c:53) [4822.640161][T21704] dst_alloc (net/core/dst.c:96) [4822.640161][T21704] ip6_dst_alloc (net/ipv6/route.c:342) [4822.640161][T21704] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4822.640161][T21704] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4822.640161][T21704] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4822.640161][T21704] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4822.640161][T21704] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4822.640161][T21704] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4822.640161][T21704] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4822.640161][T21704] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2557 (discriminator 4)) vxlan [4822.640161][T21704] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2825) vxlan [4822.640161][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) [4822.640161][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) [4822.640161][T21704] arp_solicit (net/ipv4/arp.c:392) [4822.640161][T21704] neigh_probe (net/core/neighbour.c:1077) | [4822.640161][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) | [4822.640161][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) | [4822.640161][T21704] arp_solicit (net/ipv4/arp.c:392) | [4822.640161][T21704] neigh_probe (net/core/neighbour.c:1077) | [ 4822.640161][T21704] [ 4822.642541][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 2/5 users at [4822.642541][T21704] dst_init (net/core/dst.c:53) [4822.642541][T21704] dst_alloc (net/core/dst.c:96) [4822.642541][T21704] ip6_dst_alloc (net/ipv6/route.c:342) [4822.642541][T21704] ip6_rt_pcpu_alloc (net/ipv6/route.c:1381) [4822.642541][T21704] ip6_pol_route (net/ipv6/route.c:1430 net/ipv6/route.c:2267) [4822.642541][T21704] fib6_rule_lookup (./include/net/ip6_fib.h:616 net/ipv6/fib6_rules.c:122) [4822.642541][T21704] ip6_route_output_flags (net/ipv6/route.c:2639 net/ipv6/route.c:2651) [4822.642541][T21704] ip6_dst_lookup_tail.constprop.0 (net/ipv6/ip6_output.c:1156) [4822.642541][T21704] ip6_dst_lookup_flow (net/ipv6/ip6_output.c:1260) [4822.642541][T21704] udp_tunnel6_dst_lookup (net/ipv6/ip6_udp_tunnel.c:165 net/ipv6/ip6_udp_tunnel.c:135) [4822.642541][T21704] vxlan_xmit_one (drivers/net/vxlan/vxlan_core.c:2557 (discriminator 4)) vxlan [4822.642541][T21704] vxlan_xmit (drivers/net/vxlan/vxlan_core.c:2825) vxlan [4822.642541][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) [4822.642541][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) [4822.642541][T21704] ip6_finish_output2 (./include/net/neighbour.h:539 net/ipv6/ip6_output.c:141) [4822.642541][T21704] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [4822.642541][T21704] dev_hard_start_xmit (./include/linux/netdevice.h:4988 ./include/linux/netdevice.h:4997 net/core/dev.c:3590 net/core/dev.c:3606) | [4822.642541][T21704] __dev_queue_xmit (net/core/dev.h:266 net/core/dev.c:4431) | [4822.642541][T21704] ip6_finish_output2 (./include/net/neighbour.h:539 net/ipv6/ip6_output.c:141) | [4822.642541][T21704] ip6_finish_output (net/ipv6/ip6_output.c:215 net/ipv6/ip6_output.c:226) | [ 4822.642541][T21704] [ 4822.644904][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4822.644904][T21704] netdev_get_by_index (net/core/dev.c:918) [4822.644904][T21704] fib6_nh_init (net/ipv6/route.c:3543) [4822.644904][T21704] nh_create_ipv6 (net/ipv4/nexthop.c:2841) [4822.644904][T21704] nexthop_create (net/ipv4/nexthop.c:2892) [4822.644904][T21704] rtm_new_nexthop (net/ipv4/nexthop.c:2934 net/ipv4/nexthop.c:3220) [4822.644904][T21704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6732) [4822.644904][T21704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [4822.644904][T21704] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4822.644904][T21704] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4822.644904][T21704] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) [4822.644904][T21704] ___sys_sendmsg (net/socket.c:2663) [4822.644904][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) [4822.644904][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [4822.644904][T21704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [4822.644904][T21704] ___sys_sendmsg (net/socket.c:2663) | [4822.644904][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) | [4822.644904][T21704] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) | [4822.644904][T21704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) | [ 4822.644904][T21704] [ 4822.646927][T21704] ref_tracker: veth_A-R1@ffff88800dc215d8 has 1/5 users at [4822.646927][T21704] ipv6_add_dev (net/ipv6/addrconf.c:344 net/ipv6/addrconf.c:409) [4822.646927][T21704] addrconf_notify (net/ipv6/addrconf.c:3656) [4822.646927][T21704] notifier_call_chain (kernel/notifier.c:93 (discriminator 2)) [4822.646927][T21704] register_netdevice (./include/linux/notifier.h:207 net/core/dev.c:10584) [4822.646927][T21704] veth_newlink (drivers/net/veth.c:1861) [4822.646927][T21704] rtnl_newlink_create (net/core/rtnetlink.c:3596) [4822.646927][T21704] __rtnl_newlink (net/core/rtnetlink.c:3816) [4822.646927][T21704] rtnl_newlink (net/core/rtnetlink.c:3830) [4822.646927][T21704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6732) [4822.646927][T21704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) [4822.646927][T21704] netlink_unicast (net/netlink/af_netlink.c:1331 net/netlink/af_netlink.c:1357) [4822.646927][T21704] netlink_sendmsg (net/netlink/af_netlink.c:1901) [4822.646927][T21704] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2607) [4822.646927][T21704] ___sys_sendmsg (net/socket.c:2663) [4822.646927][T21704] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2692) 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