unregister_netdevice: waiting for lo to become free. Usage count = 2 ref_tracker: netdev@ffff88803292c628 has 1/1 users at __netdev_tracker_alloc include/linux/netdevice.h:4415 [inline] netdev_tracker_alloc include/linux/netdevice.h:4427 [inline] netdev_get_by_index+0x79/0xb0 net/core/dev.c:1008 fib6_nh_init+0x1cd/0x2020 net/ipv6/route.c:3590 nh_create_ipv6 net/ipv4/nexthop.c:2875 [inline] nexthop_create net/ipv4/nexthop.c:2926 [inline] nexthop_add net/ipv4/nexthop.c:2963 [inline] rtm_new_nexthop+0x38d6/0x8130 net/ipv4/nexthop.c:3277 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 __sock_sendmsg net/socket.c:752 [inline] ____sys_sendmsg+0x577/0x880 net/socket.c:2610 ___sys_sendmsg+0x21f/0x2a0 net/socket.c:2664 __sys_sendmsg net/socket.c:2696 [inline] __do_sys_sendmsg net/socket.c:2701 [inline] __se_sys_sendmsg net/socket.c:2699 [inline] __x64_sys_sendmsg+0x19b/0x260 net/socket.c:2699 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f balance for lo@ib_gid_table_entry is 0 balance for lo@j1939_priv is 0 Call trace for lo[1] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] rx_queue_add_kobject net/core/net-sysfs.c:1257 [inline] net_rx_queue_update_kobjects+0x148/0x750 net/core/net-sysfs.c:1322 register_queue_kobjects net/core/net-sysfs.c:2114 [inline] netdev_register_kobject+0x21f/0x310 net/core/net-sysfs.c:2362 register_netdevice+0x1246/0x1a70 net/core/dev.c:11392 register_netdev+0x40/0x60 net/core/dev.c:11508 loopback_net_init+0x75/0x150 drivers/net/loopback.c:218 ops_init+0x35c/0x5c0 net/core/net_namespace.c:137 setup_net+0x110/0x330 net/core/net_namespace.c:446 copy_net_ns+0x3e3/0x570 net/core/net_namespace.c:581 create_new_namespaces+0x3e7/0x6a0 kernel/nsproxy.c:130 unshare_nsproxy_namespaces+0x11c/0x170 kernel/nsproxy.c:226 ksys_unshare+0x4c8/0x8c0 kernel/fork.c:3175 Call trace for lo[2] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] netdev_queue_add_kobject net/core/net-sysfs.c:1994 [inline] netdev_queue_update_kobjects+0x170/0x6d0 net/core/net-sysfs.c:2056 register_queue_kobjects net/core/net-sysfs.c:2119 [inline] netdev_register_kobject+0x258/0x310 net/core/net-sysfs.c:2362 register_netdevice+0x1246/0x1a70 net/core/dev.c:11392 register_netdev+0x40/0x60 net/core/dev.c:11508 loopback_net_init+0x75/0x150 drivers/net/loopback.c:218 ops_init+0x35c/0x5c0 net/core/net_namespace.c:137 setup_net+0x110/0x330 net/core/net_namespace.c:446 copy_net_ns+0x3e3/0x570 net/core/net_namespace.c:581 create_new_namespaces+0x3e7/0x6a0 kernel/nsproxy.c:130 unshare_nsproxy_namespaces+0x11c/0x170 kernel/nsproxy.c:226 ksys_unshare+0x4c8/0x8c0 kernel/fork.c:3175 Call trace for lo[3] +1 at __dev_hold include/linux/netdevice.h:4405 [inline] netdev_hold+0x27/0xc0 include/linux/netdevice.h:4443 register_netdevice+0x1471/0x1a70 net/core/dev.c:11416 register_netdev+0x40/0x60 net/core/dev.c:11508 loopback_net_init+0x75/0x150 drivers/net/loopback.c:218 ops_init+0x35c/0x5c0 net/core/net_namespace.c:137 setup_net+0x110/0x330 net/core/net_namespace.c:446 copy_net_ns+0x3e3/0x570 net/core/net_namespace.c:581 create_new_namespaces+0x3e7/0x6a0 kernel/nsproxy.c:130 unshare_nsproxy_namespaces+0x11c/0x170 kernel/nsproxy.c:226 ksys_unshare+0x4c8/0x8c0 kernel/fork.c:3175 Call trace for lo[4] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] mctp_add_dev+0x138/0x260 net/mctp/device.c:350 mctp_register net/mctp/device.c:450 [inline] mctp_dev_notify+0x28b/0x300 net/mctp/device.c:465 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] register_netdevice+0x15bd/0x1a70 net/core/dev.c:11430 register_netdev+0x40/0x60 net/core/dev.c:11508 loopback_net_init+0x75/0x150 drivers/net/loopback.c:218 ops_init+0x35c/0x5c0 net/core/net_namespace.c:137 setup_net+0x110/0x330 net/core/net_namespace.c:446 copy_net_ns+0x3e3/0x570 net/core/net_namespace.c:581 create_new_namespaces+0x3e7/0x6a0 kernel/nsproxy.c:130 unshare_nsproxy_namespaces+0x11c/0x170 kernel/nsproxy.c:226 ksys_unshare+0x4c8/0x8c0 kernel/fork.c:3175 Call trace for lo[5] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] neigh_parms_alloc+0x192/0x530 net/core/neighbour.c:1753 inetdev_init+0x118/0x4f0 net/ipv4/devinet.c:280 inetdev_event+0x2f1/0x15b0 net/ipv4/devinet.c:1590 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] register_netdevice+0x15bd/0x1a70 net/core/dev.c:11430 register_netdev+0x40/0x60 net/core/dev.c:11508 loopback_net_init+0x75/0x150 drivers/net/loopback.c:218 ops_init+0x35c/0x5c0 net/core/net_namespace.c:137 setup_net+0x110/0x330 net/core/net_namespace.c:446 copy_net_ns+0x3e3/0x570 net/core/net_namespace.c:581 create_new_namespaces+0x3e7/0x6a0 kernel/nsproxy.c:130 unshare_nsproxy_namespaces+0x11c/0x170 kernel/nsproxy.c:226 ksys_unshare+0x4c8/0x8c0 kernel/fork.c:3175 Call trace for lo[6] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] inetdev_init+0x19f/0x4f0 net/ipv4/devinet.c:286 inetdev_event+0x2f1/0x15b0 net/ipv4/devinet.c:1590 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] register_netdevice+0x15bd/0x1a70 net/core/dev.c:11430 register_netdev+0x40/0x60 net/core/dev.c:11508 loopback_net_init+0x75/0x150 drivers/net/loopback.c:218 ops_init+0x35c/0x5c0 net/core/net_namespace.c:137 setup_net+0x110/0x330 net/core/net_namespace.c:446 copy_net_ns+0x3e3/0x570 net/core/net_namespace.c:581 create_new_namespaces+0x3e7/0x6a0 kernel/nsproxy.c:130 unshare_nsproxy_namespaces+0x11c/0x170 kernel/nsproxy.c:226 ksys_unshare+0x4c8/0x8c0 kernel/fork.c:3175 Call trace for lo[7] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] neigh_parms_alloc+0x192/0x530 net/core/neighbour.c:1753 ipv6_add_dev+0x40d/0x13c0 net/ipv6/addrconf.c:403 addrconf_notify+0x771/0x1050 net/ipv6/addrconf.c:3650 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] register_netdevice+0x15bd/0x1a70 net/core/dev.c:11430 register_netdev+0x40/0x60 net/core/dev.c:11508 loopback_net_init+0x75/0x150 drivers/net/loopback.c:218 ops_init+0x35c/0x5c0 net/core/net_namespace.c:137 setup_net+0x110/0x330 net/core/net_namespace.c:446 copy_net_ns+0x3e3/0x570 net/core/net_namespace.c:581 create_new_namespaces+0x3e7/0x6a0 kernel/nsproxy.c:130 unshare_nsproxy_namespaces+0x11c/0x170 kernel/nsproxy.c:226 ksys_unshare+0x4c8/0x8c0 kernel/fork.c:3175 Call trace for lo[8] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] ipv6_add_dev+0x4ae/0x13c0 net/ipv6/addrconf.c:411 addrconf_notify+0x771/0x1050 net/ipv6/addrconf.c:3650 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] register_netdevice+0x15bd/0x1a70 net/core/dev.c:11430 register_netdev+0x40/0x60 net/core/dev.c:11508 loopback_net_init+0x75/0x150 drivers/net/loopback.c:218 ops_init+0x35c/0x5c0 net/core/net_namespace.c:137 setup_net+0x110/0x330 net/core/net_namespace.c:446 copy_net_ns+0x3e3/0x570 net/core/net_namespace.c:581 create_new_namespaces+0x3e7/0x6a0 kernel/nsproxy.c:130 unshare_nsproxy_namespaces+0x11c/0x170 kernel/nsproxy.c:226 ksys_unshare+0x4c8/0x8c0 kernel/fork.c:3175 Call trace for lo[9] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] tipc_attach_loopback+0x69/0x1a0 net/tipc/bearer.c:806 tipc_init_net+0x28e/0x330 net/tipc/core.c:88 ops_init+0x35c/0x5c0 net/core/net_namespace.c:137 setup_net+0x110/0x330 net/core/net_namespace.c:446 copy_net_ns+0x3e3/0x570 net/core/net_namespace.c:581 create_new_namespaces+0x3e7/0x6a0 kernel/nsproxy.c:130 unshare_nsproxy_namespaces+0x11c/0x170 kernel/nsproxy.c:226 ksys_unshare+0x4c8/0x8c0 kernel/fork.c:3175 Call trace for lo[10] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 fib_create_info+0x2296/0x31f0 net/ipv4/fib_semantics.c:1493 fib_table_insert+0xca/0x1b80 net/ipv4/fib_trie.c:1212 fib_magic+0x2c4/0x390 net/ipv4/fib_frontend.c:1134 fib_add_ifaddr+0x144/0x5f0 net/ipv4/fib_frontend.c:1156 fib_inetaddr_event+0x12e/0x190 net/ipv4/fib_frontend.c:1470 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 blocking_notifier_call_chain+0x6a/0x90 kernel/notifier.c:380 __inet_insert_ifa+0x9ee/0xbb0 net/ipv4/devinet.c:566 inet_rtm_newaddr+0xf3a/0x18b0 net/ipv4/devinet.c:1001 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[11] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 netdev_get_by_index+0x25/0xb0 net/core/dev.c:1006 fib6_nh_init+0x1cd/0x2020 net/ipv6/route.c:3590 ip6_route_info_create_nh+0x16a/0xab0 net/ipv6/route.c:3890 addrconf_f6i_alloc+0x203/0x450 net/ipv6/route.c:4682 ipv6_add_addr+0x56e/0x1090 net/ipv6/addrconf.c:1126 inet6_addr_add+0x3c3/0xce0 net/ipv6/addrconf.c:3050 inet6_rtm_newaddr+0x93d/0xd20 net/ipv6/addrconf.c:5059 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[12] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 netdev_get_by_index+0x25/0xb0 net/core/dev.c:1006 fib6_nh_init+0x1cd/0x2020 net/ipv6/route.c:3590 ip6_route_info_create_nh+0x16a/0xab0 net/ipv6/route.c:3890 ip6_route_add+0x6e/0x1b0 net/ipv6/route.c:3942 addrconf_prefix_route net/ipv6/addrconf.c:2488 [inline] inet6_addr_add+0x75f/0xce0 net/ipv6/addrconf.c:3053 inet6_rtm_newaddr+0x93d/0xd20 net/ipv6/addrconf.c:5059 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[13] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] qdisc_alloc+0x631/0x910 net/sched/sch_generic.c:985 qdisc_create_dflt+0x8e/0x4c0 net/sched/sch_generic.c:1008 attach_one_default_qdisc net/sched/sch_generic.c:1174 [inline] netdev_for_each_tx_queue include/linux/netdevice.h:2685 [inline] attach_default_qdiscs net/sched/sch_generic.c:1192 [inline] dev_activate+0x378/0x1150 net/sched/sch_generic.c:1251 __dev_open+0x647/0x800 net/core/dev.c:1692 __dev_change_flags+0x1f7/0x680 net/core/dev.c:9735 netif_change_flags+0x88/0x1a0 net/core/dev.c:9798 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3158 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x161c/0x1c90 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[14] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 fib_create_info+0x2296/0x31f0 net/ipv4/fib_semantics.c:1493 fib_table_insert+0xca/0x1b80 net/ipv4/fib_trie.c:1212 fib_magic+0x2c4/0x390 net/ipv4/fib_frontend.c:1134 fib_add_ifaddr+0x144/0x5f0 net/ipv4/fib_frontend.c:1156 fib_inetaddr_event+0x12e/0x190 net/ipv4/fib_frontend.c:1470 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 blocking_notifier_call_chain+0x6a/0x90 kernel/notifier.c:380 __inet_insert_ifa+0x9ee/0xbb0 net/ipv4/devinet.c:566 inetdev_event+0xf86/0x15b0 net/ipv4/devinet.c:1627 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] __dev_notify_flags+0x18d/0x2e0 net/core/dev.c:-1 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9803 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3158 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x161c/0x1c90 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[15] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 fib_create_info+0x2296/0x31f0 net/ipv4/fib_semantics.c:1493 fib_table_insert+0xca/0x1b80 net/ipv4/fib_trie.c:1212 fib_magic+0x2c4/0x390 net/ipv4/fib_frontend.c:1134 fib_add_ifaddr+0x38d/0x5f0 net/ipv4/fib_frontend.c:1171 fib_inetaddr_event+0x12e/0x190 net/ipv4/fib_frontend.c:1470 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 blocking_notifier_call_chain+0x6a/0x90 kernel/notifier.c:380 __inet_insert_ifa+0x9ee/0xbb0 net/ipv4/devinet.c:566 inetdev_event+0xf86/0x15b0 net/ipv4/devinet.c:1627 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] __dev_notify_flags+0x18d/0x2e0 net/core/dev.c:-1 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9803 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3158 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x161c/0x1c90 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[16] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] fib_check_nh_nongw net/ipv4/fib_semantics.c:1263 [inline] fib_check_nh+0xbed/0x1940 net/ipv4/fib_semantics.c:1283 fib_create_info+0x2085/0x31f0 net/ipv4/fib_semantics.c:1503 fib_table_insert+0xca/0x1b80 net/ipv4/fib_trie.c:1212 fib_magic+0x2c4/0x390 net/ipv4/fib_frontend.c:1134 fib_add_ifaddr+0x3fb/0x5f0 net/ipv4/fib_frontend.c:1178 fib_inetaddr_event+0x12e/0x190 net/ipv4/fib_frontend.c:1470 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 blocking_notifier_call_chain+0x6a/0x90 kernel/notifier.c:380 __inet_insert_ifa+0x9ee/0xbb0 net/ipv4/devinet.c:566 inetdev_event+0xf86/0x15b0 net/ipv4/devinet.c:1627 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] __dev_notify_flags+0x18d/0x2e0 net/core/dev.c:-1 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9803 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3158 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x161c/0x1c90 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[17] +2 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 fib_create_info+0x2296/0x31f0 net/ipv4/fib_semantics.c:1493 fib_table_insert+0xca/0x1b80 net/ipv4/fib_trie.c:1212 fib_magic+0x2c4/0x390 net/ipv4/fib_frontend.c:1134 fib_add_ifaddr+0x144/0x5f0 net/ipv4/fib_frontend.c:1156 fib_netdev_event+0x382/0x490 net/ipv4/fib_frontend.c:1516 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] __dev_notify_flags+0x18d/0x2e0 net/core/dev.c:-1 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9803 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3158 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x161c/0x1c90 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[18] +2 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 fib_create_info+0x2296/0x31f0 net/ipv4/fib_semantics.c:1493 fib_table_insert+0xca/0x1b80 net/ipv4/fib_trie.c:1212 fib_magic+0x2c4/0x390 net/ipv4/fib_frontend.c:1134 fib_add_ifaddr+0x38d/0x5f0 net/ipv4/fib_frontend.c:1171 fib_netdev_event+0x382/0x490 net/ipv4/fib_frontend.c:1516 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] __dev_notify_flags+0x18d/0x2e0 net/core/dev.c:-1 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9803 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3158 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x161c/0x1c90 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[19] +2 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] fib_check_nh_nongw net/ipv4/fib_semantics.c:1263 [inline] fib_check_nh+0xbed/0x1940 net/ipv4/fib_semantics.c:1283 fib_create_info+0x2085/0x31f0 net/ipv4/fib_semantics.c:1503 fib_table_insert+0xca/0x1b80 net/ipv4/fib_trie.c:1212 fib_magic+0x2c4/0x390 net/ipv4/fib_frontend.c:1134 fib_add_ifaddr+0x3fb/0x5f0 net/ipv4/fib_frontend.c:1178 fib_netdev_event+0x382/0x490 net/ipv4/fib_frontend.c:1516 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] __dev_notify_flags+0x18d/0x2e0 net/core/dev.c:-1 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9803 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3158 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x161c/0x1c90 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[20] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 netdev_get_by_index+0x25/0xb0 net/core/dev.c:1006 fib6_nh_init+0x1cd/0x2020 net/ipv6/route.c:3590 ip6_route_info_create_nh+0x16a/0xab0 net/ipv6/route.c:3890 addrconf_f6i_alloc+0x203/0x450 net/ipv6/route.c:4682 fixup_permanent_addr net/ipv6/addrconf.c:3583 [inline] addrconf_permanent_addr+0x274/0x9d0 net/ipv6/addrconf.c:3622 addrconf_notify+0x864/0x1050 net/ipv6/addrconf.c:3694 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] __dev_notify_flags+0x18d/0x2e0 net/core/dev.c:-1 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9803 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3158 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x161c/0x1c90 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 __sock_sendmsg net/socket.c:752 [inline] __sys_sendto+0x3ce/0x540 net/socket.c:2221 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xde/0x100 net/socket.c:2224 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 Call trace for lo[21] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 netdev_get_by_index+0x25/0xb0 net/core/dev.c:1006 fib6_nh_init+0x1cd/0x2020 net/ipv6/route.c:3590 ip6_route_info_create_nh+0x16a/0xab0 net/ipv6/route.c:3890 ip6_route_add+0x6e/0x1b0 net/ipv6/route.c:3942 addrconf_prefix_route net/ipv6/addrconf.c:2488 [inline] fixup_permanent_addr net/ipv6/addrconf.c:3598 [inline] addrconf_permanent_addr+0x67f/0x9d0 net/ipv6/addrconf.c:3622 addrconf_notify+0x864/0x1050 net/ipv6/addrconf.c:3694 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] __dev_notify_flags+0x18d/0x2e0 net/core/dev.c:-1 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9803 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3158 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x161c/0x1c90 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 __sock_sendmsg net/socket.c:752 [inline] __sys_sendto+0x3ce/0x540 net/socket.c:2221 __do_sys_sendto net/socket.c:2228 [inline] __se_sys_sendto net/socket.c:2224 [inline] __x64_sys_sendto+0xde/0x100 net/socket.c:2224 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 Call trace for lo[22] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 netdev_get_by_index+0x25/0xb0 net/core/dev.c:1006 fib6_nh_init+0x1cd/0x2020 net/ipv6/route.c:3590 ip6_route_info_create_nh+0x16a/0xab0 net/ipv6/route.c:3890 addrconf_f6i_alloc+0x203/0x450 net/ipv6/route.c:4682 ipv6_add_addr+0x56e/0x1090 net/ipv6/addrconf.c:1126 add_addr+0x8b/0x2d0 net/ipv6/addrconf.c:3201 init_loopback net/ipv6/addrconf.c:3287 [inline] addrconf_init_auto_addrs+0x296/0xa00 net/ipv6/addrconf.c:3563 addrconf_notify+0xb1e/0x1050 net/ipv6/addrconf.c:3740 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] __dev_notify_flags+0x18d/0x2e0 net/core/dev.c:-1 netif_change_flags+0xe8/0x1a0 net/core/dev.c:9803 do_setlink+0xc55/0x41c0 net/core/rtnetlink.c:3158 rtnl_changelink net/core/rtnetlink.c:3776 [inline] __rtnl_newlink net/core/rtnetlink.c:3935 [inline] rtnl_newlink+0x161c/0x1c90 net/core/rtnetlink.c:4072 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[23] -10 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] fib_nh_common_release+0x5c/0x430 net/ipv4/fib_semantics.c:204 fib_nh_release net/ipv4/fib_semantics.c:218 [inline] free_fib_info_rcu+0xdf/0x310 net/ipv4/fib_semantics.c:230 rcu_do_batch kernel/rcu/tree.c:2605 [inline] rcu_core+0xd70/0x1870 kernel/rcu/tree.c:2857 handle_softirqs+0x27d/0x850 kernel/softirq.c:626 Call trace for lo[24] -5 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] fib_nh_common_release+0x5c/0x430 net/ipv4/fib_semantics.c:204 fib6_info_destroy_rcu+0xca/0x1c0 net/ipv6/ip6_fib.c:177 rcu_do_batch kernel/rcu/tree.c:2605 [inline] rcu_core+0xd70/0x1870 kernel/rcu/tree.c:2857 handle_softirqs+0x27d/0x850 kernel/softirq.c:626 Call trace for lo[25] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 ip6_dst_alloc net/ipv6/route.c:342 [inline] ip6_rt_pcpu_alloc net/ipv6/route.c:1418 [inline] rt6_make_pcpu_route net/ipv6/route.c:1467 [inline] ip6_pol_route+0xa21/0x1180 net/ipv6/route.c:2305 pol_lookup_func include/net/ip6_fib.h:617 [inline] fib6_rule_lookup+0x1fc/0x6f0 net/ipv6/fib6_rules.c:120 ip6_route_output_flags_noref net/ipv6/route.c:2684 [inline] ip6_route_output_flags+0x364/0x5d0 net/ipv6/route.c:2696 ip6_route_output include/net/ip6_route.h:93 [inline] ip6_dst_lookup_tail+0x1ae/0x1510 net/ipv6/ip6_output.c:1141 ip6_dst_lookup_flow+0x47/0xe0 net/ipv6/ip6_output.c:1272 send6+0x4ce/0x8d0 drivers/net/wireguard/socket.c:139 wg_socket_send_skb_to_peer+0x111/0x1d0 drivers/net/wireguard/socket.c:178 wg_packet_send_handshake_initiation drivers/net/wireguard/send.c:40 [inline] wg_packet_handshake_send_worker+0x1db/0x320 drivers/net/wireguard/send.c:51 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[26] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] ___neigh_create+0xc3d/0x2240 net/core/neighbour.c:665 ip6_finish_output2+0x1175/0x1480 net/ipv6/ip6_output.c:128 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip6_output+0x340/0x550 net/ipv6/ip6_output.c:247 ip6tunnel_xmit include/net/ip6_tunnel.h:162 [inline] udp_tunnel6_xmit_skb+0x68d/0xb30 net/ipv6/ip6_udp_tunnel.c:112 send6+0x5ac/0x8d0 drivers/net/wireguard/socket.c:152 wg_socket_send_skb_to_peer+0x111/0x1d0 drivers/net/wireguard/socket.c:178 wg_packet_send_handshake_initiation drivers/net/wireguard/send.c:40 [inline] wg_packet_handshake_send_worker+0x1db/0x320 drivers/net/wireguard/send.c:51 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[27] +3 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 send4+0x43a/0xed0 drivers/net/wireguard/socket.c:61 wg_socket_send_skb_to_peer+0xd1/0x1d0 drivers/net/wireguard/socket.c:175 wg_packet_send_handshake_initiation drivers/net/wireguard/send.c:40 [inline] wg_packet_handshake_send_worker+0x1db/0x320 drivers/net/wireguard/send.c:51 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[28] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] ___neigh_create+0xc3d/0x2240 net/core/neighbour.c:665 ip_neigh_gw4+0x289/0x3b0 include/net/route.h:407 ip_neigh_for_gw include/net/route.h:-1 [inline] ip_finish_output2+0x57a/0x1160 net/ipv4/ip_output.c:231 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip_output+0x29f/0x450 net/ipv4/ip_output.c:438 iptunnel_xmit+0x5f8/0xa90 net/ipv4/ip_tunnel_core.c:84 udp_tunnel_xmit_skb+0x26e/0x3c0 net/ipv4/udp_tunnel_core.c:193 send4+0xa50/0xed0 drivers/net/wireguard/socket.c:85 wg_socket_send_skb_to_peer+0xd1/0x1d0 drivers/net/wireguard/socket.c:175 wg_packet_send_handshake_initiation drivers/net/wireguard/send.c:40 [inline] wg_packet_handshake_send_worker+0x1db/0x320 drivers/net/wireguard/send.c:51 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[29] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 ip6_dst_alloc net/ipv6/route.c:342 [inline] ip6_rt_pcpu_alloc net/ipv6/route.c:1418 [inline] rt6_make_pcpu_route net/ipv6/route.c:1467 [inline] ip6_pol_route+0xa21/0x1180 net/ipv6/route.c:2305 pol_lookup_func include/net/ip6_fib.h:617 [inline] fib6_rule_lookup+0x1fc/0x6f0 net/ipv6/fib6_rules.c:120 ip6_route_output_flags_noref net/ipv6/route.c:2684 [inline] ip6_route_output_flags+0x364/0x5d0 net/ipv6/route.c:2696 ip6_dst_lookup_tail+0x299/0x1510 net/ipv6/ip6_output.c:1169 ip6_dst_lookup_flow+0x47/0xe0 net/ipv6/ip6_output.c:1272 send6+0x4ce/0x8d0 drivers/net/wireguard/socket.c:139 wg_socket_send_skb_to_peer+0x111/0x1d0 drivers/net/wireguard/socket.c:178 wg_packet_send_handshake_response+0x195/0x2d0 drivers/net/wireguard/send.c:103 wg_receive_handshake_packet drivers/net/wireguard/receive.c:154 [inline] wg_packet_handshake_receive_worker+0x623/0xfc0 drivers/net/wireguard/receive.c:213 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[30] +7 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 send4+0x43a/0xed0 drivers/net/wireguard/socket.c:61 wg_socket_send_skb_to_peer+0xd1/0x1d0 drivers/net/wireguard/socket.c:175 wg_packet_create_data_done drivers/net/wireguard/send.c:251 [inline] wg_packet_tx_worker+0x1c8/0x7c0 drivers/net/wireguard/send.c:276 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[31] -22 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] dst_destroy+0x117/0x360 net/core/dst.c:114 rcu_do_batch kernel/rcu/tree.c:2605 [inline] rcu_core+0xd70/0x1870 kernel/rcu/tree.c:2857 handle_softirqs+0x27d/0x850 kernel/softirq.c:626 Call trace for lo[32] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 ip_route_output_key include/net/route.h:179 [inline] udp_tunnel_dst_lookup+0x1be/0x440 net/ipv4/udp_tunnel_core.c:260 geneve_xmit_skb drivers/net/geneve.c:848 [inline] geneve_xmit+0xa8b/0x2b90 drivers/net/geneve.c:1050 __netdev_start_xmit include/linux/netdevice.h:5288 [inline] netdev_start_xmit include/linux/netdevice.h:5297 [inline] xmit_one net/core/dev.c:3854 [inline] dev_hard_start_xmit+0x2cd/0x800 net/core/dev.c:3870 __dev_queue_xmit+0x1493/0x3140 net/core/dev.c:4818 neigh_output include/net/neighbour.h:556 [inline] ip6_finish_output2+0xfb3/0x1480 net/ipv6/ip6_output.c:136 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip6_output+0x340/0x550 net/ipv6/ip6_output.c:247 NF_HOOK+0x9e/0x380 include/linux/netfilter.h:318 mld_sendpack+0x8d4/0xe60 net/ipv6/mcast.c:1855 mld_send_cr net/ipv6/mcast.c:2154 [inline] mld_ifc_work+0x83e/0xd60 net/ipv6/mcast.c:2693 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[33] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 ip_route_output_key include/net/route.h:179 [inline] udp_tunnel_dst_lookup+0x1be/0x440 net/ipv4/udp_tunnel_core.c:260 geneve_xmit_skb drivers/net/geneve.c:848 [inline] geneve_xmit+0xa8b/0x2b90 drivers/net/geneve.c:1050 __netdev_start_xmit include/linux/netdevice.h:5288 [inline] netdev_start_xmit include/linux/netdevice.h:5297 [inline] xmit_one net/core/dev.c:3854 [inline] dev_hard_start_xmit+0x2cd/0x800 net/core/dev.c:3870 __dev_queue_xmit+0x1493/0x3140 net/core/dev.c:4818 dev_queue_xmit include/linux/netdevice.h:3387 [inline] neigh_hh_output include/net/neighbour.h:540 [inline] neigh_output include/net/neighbour.h:554 [inline] ip6_finish_output2+0xf70/0x1480 net/ipv6/ip6_output.c:136 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip6_output+0x340/0x550 net/ipv6/ip6_output.c:247 NF_HOOK+0x9e/0x380 include/linux/netfilter.h:318 mld_sendpack+0x8d4/0xe60 net/ipv6/mcast.c:1855 mld_send_cr net/ipv6/mcast.c:2154 [inline] mld_ifc_work+0x83e/0xd60 net/ipv6/mcast.c:2693 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[34] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 ip_route_output_key include/net/route.h:179 [inline] udp_tunnel_dst_lookup+0x1be/0x440 net/ipv4/udp_tunnel_core.c:260 geneve_xmit_skb drivers/net/geneve.c:848 [inline] geneve_xmit+0xa8b/0x2b90 drivers/net/geneve.c:1050 __netdev_start_xmit include/linux/netdevice.h:5288 [inline] netdev_start_xmit include/linux/netdevice.h:5297 [inline] xmit_one net/core/dev.c:3854 [inline] dev_hard_start_xmit+0x2cd/0x800 net/core/dev.c:3870 __dev_queue_xmit+0x1493/0x3140 net/core/dev.c:4818 neigh_output include/net/neighbour.h:556 [inline] ip6_finish_output2+0xfb3/0x1480 net/ipv6/ip6_output.c:136 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip6_output+0x340/0x550 net/ipv6/ip6_output.c:247 NF_HOOK include/linux/netfilter.h:318 [inline] ndisc_send_skb+0xbce/0x1510 net/ipv6/ndisc.c:512 ndisc_send_ns+0xcb/0x150 net/ipv6/ndisc.c:670 addrconf_dad_work+0xaae/0x14b0 net/ipv6/addrconf.c:4282 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[35] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 ip_route_output_key include/net/route.h:179 [inline] udp_tunnel_dst_lookup+0x1be/0x440 net/ipv4/udp_tunnel_core.c:260 geneve_xmit_skb drivers/net/geneve.c:848 [inline] geneve_xmit+0xa8b/0x2b90 drivers/net/geneve.c:1050 __netdev_start_xmit include/linux/netdevice.h:5288 [inline] netdev_start_xmit include/linux/netdevice.h:5297 [inline] xmit_one net/core/dev.c:3854 [inline] dev_hard_start_xmit+0x2cd/0x800 net/core/dev.c:3870 __dev_queue_xmit+0x1493/0x3140 net/core/dev.c:4818 dev_queue_xmit include/linux/netdevice.h:3387 [inline] neigh_hh_output include/net/neighbour.h:540 [inline] neigh_output include/net/neighbour.h:554 [inline] ip6_finish_output2+0xf70/0x1480 net/ipv6/ip6_output.c:136 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip6_output+0x340/0x550 net/ipv6/ip6_output.c:247 NF_HOOK+0x9e/0x380 include/linux/netfilter.h:318 mld_sendpack+0x8d4/0xe60 net/ipv6/mcast.c:1855 ipv6_mc_dad_complete+0x88/0x410 net/ipv6/mcast.c:2279 addrconf_dad_completed+0x6d5/0xd60 net/ipv6/addrconf.c:4340 addrconf_dad_work+0xc36/0x14b0 net/ipv6/addrconf.c:-1 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 Call trace for lo[36] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 ip_route_output_key include/net/route.h:179 [inline] udp_tunnel_dst_lookup+0x1be/0x440 net/ipv4/udp_tunnel_core.c:260 geneve_xmit_skb drivers/net/geneve.c:848 [inline] geneve_xmit+0xa8b/0x2b90 drivers/net/geneve.c:1050 __netdev_start_xmit include/linux/netdevice.h:5288 [inline] netdev_start_xmit include/linux/netdevice.h:5297 [inline] xmit_one net/core/dev.c:3854 [inline] dev_hard_start_xmit+0x2cd/0x800 net/core/dev.c:3870 __dev_queue_xmit+0x1493/0x3140 net/core/dev.c:4818 neigh_output include/net/neighbour.h:556 [inline] ip6_finish_output2+0xfb3/0x1480 net/ipv6/ip6_output.c:136 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip6_output+0x340/0x550 net/ipv6/ip6_output.c:247 NF_HOOK include/linux/netfilter.h:318 [inline] ndisc_send_skb+0xbce/0x1510 net/ipv6/ndisc.c:512 addrconf_dad_completed+0x7ae/0xd60 net/ipv6/addrconf.c:4360 addrconf_dad_work+0xc36/0x14b0 net/ipv6/addrconf.c:-1 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[37] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 ip_route_output_key include/net/route.h:179 [inline] udp_tunnel_dst_lookup+0x1be/0x440 net/ipv4/udp_tunnel_core.c:260 geneve_xmit_skb drivers/net/geneve.c:848 [inline] geneve_xmit+0xa8b/0x2b90 drivers/net/geneve.c:1050 __netdev_start_xmit include/linux/netdevice.h:5288 [inline] netdev_start_xmit include/linux/netdevice.h:5297 [inline] xmit_one net/core/dev.c:3854 [inline] dev_hard_start_xmit+0x2cd/0x800 net/core/dev.c:3870 __dev_queue_xmit+0x1493/0x3140 net/core/dev.c:4818 dev_queue_xmit include/linux/netdevice.h:3387 [inline] neigh_hh_output include/net/neighbour.h:540 [inline] neigh_output include/net/neighbour.h:554 [inline] ip6_finish_output2+0xf70/0x1480 net/ipv6/ip6_output.c:136 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip6_output+0x340/0x550 net/ipv6/ip6_output.c:247 NF_HOOK+0x9e/0x380 include/linux/netfilter.h:318 mld_sendpack+0x8d4/0xe60 net/ipv6/mcast.c:1855 mld_dad_work+0x46/0x490 net/ipv6/mcast.c:2294 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[38] +2 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_connect include/net/route.h:348 [inline] tcp_v4_connect+0x710/0x1a90 net/ipv4/tcp_ipv4.c:256 tcp_v6_connect+0xab1/0x18a0 net/ipv6/tcp_ipv6.c:241 __inet_stream_connect+0x2ae/0xe70 net/ipv4/af_inet.c:679 inet_stream_connect+0x66/0xa0 net/ipv4/af_inet.c:750 __sys_connect_file net/socket.c:2104 [inline] __sys_connect+0x316/0x440 net/socket.c:2123 __do_sys_connect net/socket.c:2129 [inline] __se_sys_connect net/socket.c:2126 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:2126 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Call trace for lo[39] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 ip_route_connect include/net/route.h:355 [inline] tcp_v4_connect+0x818/0x1a90 net/ipv4/tcp_ipv4.c:256 tcp_v6_connect+0xab1/0x18a0 net/ipv6/tcp_ipv6.c:241 __inet_stream_connect+0x2ae/0xe70 net/ipv4/af_inet.c:679 inet_stream_connect+0x66/0xa0 net/ipv4/af_inet.c:750 __sys_connect_file net/socket.c:2104 [inline] __sys_connect+0x316/0x440 net/socket.c:2123 __do_sys_connect net/socket.c:2129 [inline] __se_sys_connect net/socket.c:2126 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:2126 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Call trace for lo[40] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 tcp_v4_connect+0xe18/0x1a90 net/ipv4/tcp_ipv4.c:315 tcp_v6_connect+0xab1/0x18a0 net/ipv6/tcp_ipv6.c:241 __inet_stream_connect+0x2ae/0xe70 net/ipv4/af_inet.c:679 inet_stream_connect+0x66/0xa0 net/ipv4/af_inet.c:750 __sys_connect_file net/socket.c:2104 [inline] __sys_connect+0x316/0x440 net/socket.c:2123 __do_sys_connect net/socket.c:2129 [inline] __se_sys_connect net/socket.c:2126 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:2126 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Call trace for lo[41] +2 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 ip_route_output_key include/net/route.h:179 [inline] udp_tunnel_dst_lookup+0x1be/0x440 net/ipv4/udp_tunnel_core.c:260 geneve_xmit_skb drivers/net/geneve.c:848 [inline] geneve_xmit+0xa8b/0x2b90 drivers/net/geneve.c:1050 __netdev_start_xmit include/linux/netdevice.h:5288 [inline] netdev_start_xmit include/linux/netdevice.h:5297 [inline] xmit_one net/core/dev.c:3854 [inline] dev_hard_start_xmit+0x2cd/0x800 net/core/dev.c:3870 __dev_queue_xmit+0x1493/0x3140 net/core/dev.c:4818 dev_queue_xmit include/linux/netdevice.h:3387 [inline] neigh_hh_output include/net/neighbour.h:540 [inline] neigh_output include/net/neighbour.h:554 [inline] ip6_finish_output2+0xf70/0x1480 net/ipv6/ip6_output.c:136 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip6_output+0x340/0x550 net/ipv6/ip6_output.c:247 NF_HOOK include/linux/netfilter.h:318 [inline] ndisc_send_skb+0xbce/0x1510 net/ipv6/ndisc.c:512 addrconf_rs_timer+0x369/0x6a0 net/ipv6/addrconf.c:4037 call_timer_fn+0x16e/0x590 kernel/time/timer.c:1748 expire_timers kernel/time/timer.c:1799 [inline] __run_timers kernel/time/timer.c:2373 [inline] __run_timer_base+0x61a/0x860 kernel/time/timer.c:2385 run_timer_base kernel/time/timer.c:2394 [inline] run_timer_softirq+0xb7/0x180 kernel/time/timer.c:2404 handle_softirqs+0x27d/0x850 kernel/softirq.c:626 Call trace for lo[42] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 rt_dst_alloc net/ipv4/route.c:1651 [inline] __mkroute_output net/ipv4/route.c:2655 [inline] ip_route_output_key_hash_rcu+0x1560/0x23e0 net/ipv4/route.c:2875 ip_route_output_key_hash+0x174/0x280 net/ipv4/route.c:2705 __ip_route_output_key include/net/route.h:169 [inline] ip_route_output_flow+0x2a/0x150 net/ipv4/route.c:2932 ip_route_connect include/net/route.h:355 [inline] __ip4_datagram_connect+0x9a5/0x1270 net/ipv4/datagram.c:49 __ip6_datagram_connect+0x9f0/0x1150 net/ipv6/datagram.c:196 ip6_datagram_connect+0x2d/0x50 net/ipv6/datagram.c:279 __sys_connect_file net/socket.c:2104 [inline] __sys_connect+0x316/0x440 net/socket.c:2123 __do_sys_connect net/socket.c:2129 [inline] __se_sys_connect net/socket.c:2126 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:2126 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Call trace for lo[43] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] neigh_destroy+0x35c/0x5d0 net/core/neighbour.c:941 neigh_periodic_work+0xb4f/0xe50 net/core/neighbour.c:1030 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[44] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] ___neigh_create+0xc3d/0x2240 net/core/neighbour.c:665 ip6_finish_output2+0x1175/0x1480 net/ipv6/ip6_output.c:128 NF_HOOK_COND include/linux/netfilter.h:307 [inline] ip6_output+0x340/0x550 net/ipv6/ip6_output.c:247 ip6tunnel_xmit include/net/ip6_tunnel.h:162 [inline] udp_tunnel6_xmit_skb+0x68d/0xb30 net/ipv6/ip6_udp_tunnel.c:112 send6+0x5ac/0x8d0 drivers/net/wireguard/socket.c:152 wg_socket_send_skb_to_peer+0x111/0x1d0 drivers/net/wireguard/socket.c:178 wg_packet_create_data_done drivers/net/wireguard/send.c:251 [inline] wg_packet_tx_worker+0x1c8/0x7c0 drivers/net/wireguard/send.c:276 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[45] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_index+0x1b3/0x2f0 net/core/dev.c:983 netdev_get_by_index+0x25/0xb0 net/core/dev.c:1006 fib6_nh_init+0x1cd/0x2020 net/ipv6/route.c:3590 nh_create_ipv6 net/ipv4/nexthop.c:2875 [inline] nexthop_create net/ipv4/nexthop.c:2926 [inline] nexthop_add net/ipv4/nexthop.c:2963 [inline] rtm_new_nexthop+0x38d6/0x8130 net/ipv4/nexthop.c:3277 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[46] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dst_init+0x6f/0x460 net/core/dst.c:52 dst_alloc+0x12a/0x170 net/core/dst.c:93 ip6_blackhole_route+0x59/0x340 net/ipv6/route.c:2715 make_blackhole net/xfrm/xfrm_policy.c:3157 [inline] xfrm_lookup_route+0xd7/0x1c0 net/xfrm/xfrm_policy.c:3352 send6+0x4ce/0x8d0 drivers/net/wireguard/socket.c:139 wg_socket_send_skb_to_peer+0x111/0x1d0 drivers/net/wireguard/socket.c:178 wg_packet_create_data_done drivers/net/wireguard/send.c:251 [inline] wg_packet_tx_worker+0x1c8/0x7c0 drivers/net/wireguard/send.c:276 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 process_scheduled_works kernel/workqueue.c:3362 [inline] worker_thread+0x9b0/0xee0 kernel/workqueue.c:3443 kthread+0x711/0x8a0 kernel/kthread.c:463 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246 Call trace for lo[47] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] neigh_destroy+0x35c/0x5d0 net/core/neighbour.c:941 neigh_flush_dev net/core/neighbour.c:434 [inline] __neigh_ifdown+0x1e8/0x8b0 net/core/neighbour.c:468 neigh_ifdown+0x1f/0x30 net/core/neighbour.c:492 fib_inetaddr_event+0x17c/0x190 net/ipv4/fib_frontend.c:1484 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 blocking_notifier_call_chain+0x6a/0x90 kernel/notifier.c:380 __inet_del_ifa+0x840/0xfe0 net/ipv4/devinet.c:450 inet_del_ifa net/ipv4/devinet.c:487 [inline] inetdev_destroy net/ipv4/devinet.c:328 [inline] inetdev_event+0x612/0x15b0 net/ipv4/devinet.c:1655 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_mtu net/core/dev.c:2306 [inline] netif_set_mtu_ext+0x591/0x7e0 net/core/dev.c:9872 do_setlink+0x91a/0x41c0 net/core/rtnetlink.c:3121 rtnl_setlink+0x5b2/0x890 net/core/rtnetlink.c:3472 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 __sock_sendmsg net/socket.c:752 [inline] sock_write_iter+0x2d9/0x3d0 net/socket.c:1210 do_iter_readv_writev+0x623/0x8c0 fs/read_write.c:-1 vfs_writev+0x31a/0x960 fs/read_write.c:1057 Call trace for lo[48] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] neigh_parms_release+0x173/0x200 net/core/neighbour.c:1792 inetdev_destroy net/ipv4/devinet.c:335 [inline] inetdev_event+0x7b5/0x15b0 net/ipv4/devinet.c:1655 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_mtu net/core/dev.c:2306 [inline] netif_set_mtu_ext+0x591/0x7e0 net/core/dev.c:9872 do_setlink+0x91a/0x41c0 net/core/rtnetlink.c:3121 rtnl_setlink+0x5b2/0x890 net/core/rtnetlink.c:3472 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[49] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] neigh_destroy+0x35c/0x5d0 net/core/neighbour.c:941 neigh_flush_dev net/core/neighbour.c:434 [inline] __neigh_ifdown+0x1e8/0x8b0 net/core/neighbour.c:468 neigh_ifdown+0x1f/0x30 net/core/neighbour.c:492 rt6_disable_ip+0x758/0x7d0 net/ipv6/route.c:5010 addrconf_ifdown+0x14d/0x1870 net/ipv6/addrconf.c:3853 addrconf_notify+0x1bc/0x1050 net/ipv6/addrconf.c:-1 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_mtu net/core/dev.c:2306 [inline] netif_set_mtu_ext+0x591/0x7e0 net/core/dev.c:9872 do_setlink+0x91a/0x41c0 net/core/rtnetlink.c:3121 rtnl_setlink+0x5b2/0x890 net/core/rtnetlink.c:3472 rtnetlink_rcv_msg+0x7cf/0xb70 net/core/rtnetlink.c:6958 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 __sock_sendmsg net/socket.c:752 [inline] sock_write_iter+0x2d9/0x3d0 net/socket.c:1210 do_iter_readv_writev+0x623/0x8c0 fs/read_write.c:-1 vfs_writev+0x31a/0x960 fs/read_write.c:1057 do_writev+0x14d/0x2d0 fs/read_write.c:1103 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 Call trace for lo[50] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] in_dev_finish_destroy+0xa7/0x1a0 net/ipv4/devinet.c:258 in_dev_put include/linux/inetdevice.h:290 [inline] inet_rcu_free_ifa+0x72/0xb0 net/ipv4/devinet.c:228 rcu_do_batch kernel/rcu/tree.c:2605 [inline] rcu_core+0xd70/0x1870 kernel/rcu/tree.c:2857 handle_softirqs+0x27d/0x850 kernel/softirq.c:626 Call trace for lo[51] -2 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_ref_replace include/linux/netdevice.h:4492 [inline] dst_dev_put+0x1fd/0x2d0 net/core/dst.c:154 rt_fibinfo_free_cpus net/ipv4/fib_semantics.c:195 [inline] fib_nh_common_release+0x201/0x430 net/ipv4/fib_semantics.c:206 fib_nh_release net/ipv4/fib_semantics.c:218 [inline] free_fib_info_rcu+0xdf/0x310 net/ipv4/fib_semantics.c:230 rcu_do_batch kernel/rcu/tree.c:2605 [inline] rcu_core+0xd70/0x1870 kernel/rcu/tree.c:2857 handle_softirqs+0x27d/0x850 kernel/softirq.c:626 Call trace for lo[52] -2 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_ref_replace include/linux/netdevice.h:4492 [inline] dst_dev_put+0x1fd/0x2d0 net/core/dst.c:154 fib6_nh_release_dsts net/ipv6/route.c:3732 [inline] fib6_nh_release+0x36c/0x430 net/ipv6/route.c:3713 fib6_info_destroy_rcu+0xca/0x1c0 net/ipv6/ip6_fib.c:177 rcu_do_batch kernel/rcu/tree.c:2605 [inline] rcu_core+0xd70/0x1870 kernel/rcu/tree.c:2857 handle_softirqs+0x27d/0x850 kernel/softirq.c:626 Call trace for lo[53] +3 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] qdisc_alloc+0x631/0x910 net/sched/sch_generic.c:985 qdisc_create+0x12c/0xeb0 net/sched/sch_api.c:1263 __tc_modify_qdisc net/sched/sch_api.c:1753 [inline] tc_modify_qdisc+0x1547/0x2020 net/sched/sch_api.c:1817 rtnetlink_rcv_msg+0x77c/0xb70 net/core/rtnetlink.c:6967 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[54] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] qdisc_create+0xcca/0xeb0 net/sched/sch_api.c:1357 __tc_modify_qdisc net/sched/sch_api.c:1753 [inline] tc_modify_qdisc+0x1547/0x2020 net/sched/sch_api.c:1817 rtnetlink_rcv_msg+0x77c/0xb70 net/core/rtnetlink.c:6967 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[55] -2 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] __qdisc_destroy+0x1c9/0x410 net/sched/sch_generic.c:1081 notify_and_destroy net/sched/sch_api.c:1062 [inline] qdisc_graft+0x111f/0x1590 net/sched/sch_api.c:1159 __tc_modify_qdisc net/sched/sch_api.c:1761 [inline] tc_modify_qdisc+0x16d3/0x2020 net/sched/sch_api.c:1817 rtnetlink_rcv_msg+0x77c/0xb70 net/core/rtnetlink.c:6967 netlink_rcv_skb+0x208/0x470 net/netlink/af_netlink.c:2550 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x82f/0x9e0 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x805/0xb30 net/netlink/af_netlink.c:1894 sock_sendmsg_nosec+0x18f/0x1d0 net/socket.c:737 Call trace for lo[56] +1 at __dev_hold include/linux/netdevice.h:4400 [inline] netdev_hold include/linux/netdevice.h:4443 [inline] dev_hold include/linux/netdevice.h:4466 [inline] dev_get_by_name+0xdb/0x210 net/core/dev.c:897 pppoe_connect+0x4c2/0xcf0 drivers/net/ppp/pppoe.c:671 __sys_connect_file net/socket.c:2104 [inline] __sys_connect+0x316/0x440 net/socket.c:2123 __do_sys_connect net/socket.c:2129 [inline] __se_sys_connect net/socket.c:2126 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:2126 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Call trace for lo[57] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] dev_put include/linux/netdevice.h:4478 [inline] pppoe_connect+0x84a/0xcf0 drivers/net/ppp/pppoe.c:717 __sys_connect_file net/socket.c:2104 [inline] __sys_connect+0x316/0x440 net/socket.c:2123 __do_sys_connect net/socket.c:2129 [inline] __se_sys_connect net/socket.c:2126 [inline] __x64_sys_connect+0x7a/0x90 net/socket.c:2126 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0xf80 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f Call trace for lo[58] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] tipc_detach_loopback+0x78/0xe0 net/tipc/bearer.c:819 tipc_exit_net+0x35/0x140 net/tipc/core.c:111 ops_exit_list net/core/net_namespace.c:199 [inline] ops_undo_list+0x49a/0x990 net/core/net_namespace.c:252 cleanup_net+0x4d8/0x7a0 net/core/net_namespace.c:696 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 Call trace for lo[59] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] __qdisc_destroy+0x1c9/0x410 net/sched/sch_generic.c:1081 qdisc_put net/sched/sch_generic.c:1105 [inline] dev_shutdown+0x34c/0x440 net/sched/sch_generic.c:1493 unregister_netdevice_many_notify+0x11b3/0x2340 net/core/dev.c:12388 unregister_netdevice_many net/core/dev.c:12463 [inline] default_device_exit_batch+0x964/0x9e0 net/core/dev.c:13055 ops_exit_list net/core/net_namespace.c:205 [inline] ops_undo_list+0x525/0x990 net/core/net_namespace.c:252 cleanup_net+0x4d8/0x7a0 net/core/net_namespace.c:696 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 Call trace for lo[60] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] dev_put include/linux/netdevice.h:4478 [inline] mctp_dev_put+0xae/0x160 net/mctp/device.c:309 mctp_unregister net/mctp/device.c:435 [inline] mctp_dev_notify+0x1c1/0x300 net/mctp/device.c:470 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] unregister_netdevice_many_notify+0x1867/0x2340 net/core/dev.c:12400 unregister_netdevice_many net/core/dev.c:12463 [inline] default_device_exit_batch+0x964/0x9e0 net/core/dev.c:13055 ops_exit_list net/core/net_namespace.c:205 [inline] ops_undo_list+0x525/0x990 net/core/net_namespace.c:252 cleanup_net+0x4d8/0x7a0 net/core/net_namespace.c:696 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 Call trace for lo[61] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] neigh_parms_release+0x173/0x200 net/core/neighbour.c:1792 addrconf_ifdown+0x15a8/0x1870 net/ipv6/addrconf.c:4007 addrconf_notify+0x1bc/0x1050 net/ipv6/addrconf.c:-1 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] unregister_netdevice_many_notify+0x1867/0x2340 net/core/dev.c:12400 unregister_netdevice_many net/core/dev.c:12463 [inline] default_device_exit_batch+0x964/0x9e0 net/core/dev.c:13055 ops_exit_list net/core/net_namespace.c:205 [inline] ops_undo_list+0x525/0x990 net/core/net_namespace.c:252 cleanup_net+0x4d8/0x7a0 net/core/net_namespace.c:696 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 Call trace for lo[62] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] in6_dev_finish_destroy+0xdd/0x1e0 net/ipv6/addrconf_core.c:273 in6_dev_put include/net/addrconf.h:422 [inline] in6_dev_put_clear include/net/addrconf.h:430 [inline] ip6_route_dev_notify+0x4e1/0x5b0 net/ipv6/route.c:6477 notifier_call_chain+0x19d/0x3a0 kernel/notifier.c:85 call_netdevice_notifiers_extack net/core/dev.c:2269 [inline] call_netdevice_notifiers net/core/dev.c:2283 [inline] unregister_netdevice_many_notify+0x1867/0x2340 net/core/dev.c:12400 unregister_netdevice_many net/core/dev.c:12463 [inline] default_device_exit_batch+0x964/0x9e0 net/core/dev.c:13055 ops_exit_list net/core/net_namespace.c:205 [inline] ops_undo_list+0x525/0x990 net/core/net_namespace.c:252 cleanup_net+0x4d8/0x7a0 net/core/net_namespace.c:696 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 Call trace for lo[63] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] rx_queue_release+0x126/0x1a0 net/core/net-sysfs.c:1181 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x228/0x570 lib/kobject.c:737 net_rx_queue_update_kobjects+0x6a6/0x750 net/core/net-sysfs.c:1338 remove_queue_kobjects net/core/net-sysfs.c:2169 [inline] netdev_unregister_kobject+0x113/0x450 net/core/net-sysfs.c:2325 unregister_netdevice_many_notify+0x1ddd/0x2340 net/core/dev.c:12435 unregister_netdevice_many net/core/dev.c:12463 [inline] default_device_exit_batch+0x964/0x9e0 net/core/dev.c:13055 ops_exit_list net/core/net_namespace.c:205 [inline] ops_undo_list+0x525/0x990 net/core/net_namespace.c:252 cleanup_net+0x4d8/0x7a0 net/core/net_namespace.c:696 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 Call trace for lo[64] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] netdev_queue_release+0x6a/0xd0 net/core/net-sysfs.c:1931 kobject_cleanup lib/kobject.c:689 [inline] kobject_release lib/kobject.c:720 [inline] kref_put include/linux/kref.h:65 [inline] kobject_put+0x228/0x570 lib/kobject.c:737 netdev_queue_update_kobjects+0x5e8/0x6d0 net/core/net-sysfs.c:2073 remove_queue_kobjects net/core/net-sysfs.c:2170 [inline] netdev_unregister_kobject+0x11f/0x450 net/core/net-sysfs.c:2325 unregister_netdevice_many_notify+0x1ddd/0x2340 net/core/dev.c:12435 unregister_netdevice_many net/core/dev.c:12463 [inline] default_device_exit_batch+0x964/0x9e0 net/core/dev.c:13055 ops_exit_list net/core/net_namespace.c:205 [inline] ops_undo_list+0x525/0x990 net/core/net_namespace.c:252 cleanup_net+0x4d8/0x7a0 net/core/net_namespace.c:696 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279 Call trace for lo[65] -1 at __dev_put include/linux/netdevice.h:4386 [inline] netdev_put include/linux/netdevice.h:4453 [inline] unregister_netdevice_many_notify+0x2037/0x2340 net/core/dev.c:12445 unregister_netdevice_many net/core/dev.c:12463 [inline] default_device_exit_batch+0x964/0x9e0 net/core/dev.c:13055 ops_exit_list net/core/net_namespace.c:205 [inline] ops_undo_list+0x525/0x990 net/core/net_namespace.c:252 cleanup_net+0x4d8/0x7a0 net/core/net_namespace.c:696 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3279