[ 26.636980][ T271] 8021q: 802.1Q VLAN Support v1.8 [ 29.570698][ T299] br1: port 1(veth1) entered blocking state [ 29.571162][ T299] br1: port 1(veth1) entered disabled state [ 29.571476][ T299] veth1: entered allmulticast mode [ 29.579701][ T299] veth1: entered promiscuous mode [ 29.689898][ T51] br1: port 1(veth1) entered blocking state [ 29.690419][ T51] br1: port 1(veth1) entered forwarding state [ 38.210228][ C1] [ 38.210340][ C1] ======================================================== [ 38.210596][ C1] WARNING: possible irq lock inversion dependency detected [ 38.210842][ C1] 6.9.0-rc1-virtme #1 Not tainted [ 38.211017][ C1] -------------------------------------------------------- [ 38.211269][ C1] ping6/331 just changed the state of lock: [ 38.211475][ C1] ffff888006efa580 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 38.211776][ C1] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 38.212022][ C1] (&p->alloc_lock){+.+.}-{2:2} [ 38.212026][ C1] [ 38.212026][ C1] [ 38.212026][ C1] and interrupts could create inverse lock ordering between them. [ 38.212026][ C1] [ 38.212637][ C1] [ 38.212637][ C1] other info that might help us debug this: [ 38.212882][ C1] Possible interrupt unsafe locking scenario: [ 38.212882][ C1] [ 38.213134][ C1] CPU0 CPU1 [ 38.213299][ C1] ---- ---- [ 38.213464][ C1] lock(&p->alloc_lock); [ 38.213590][ C1] local_irq_disable(); [ 38.213797][ C1] lock(&ndev->lock); [ 38.214007][ C1] lock(&p->alloc_lock); [ 38.214217][ C1] [ 38.214342][ C1] lock(&ndev->lock); [ 38.214468][ C1] [ 38.214468][ C1] *** DEADLOCK *** [ 38.214468][ C1] [ 38.214710][ C1] 6 locks held by ping6/331: [ 38.214877][ C1] #0: ffff8880053cc618 (sk_lock-AF_INET6){+.+.}-{0:0}, at: rawv6_sendmsg+0xd17/0x17d0 [ 38.215178][ C1] #1: ffffffffb89522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 38.215473][ C1] #2: ffffffffb89522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 38.215772][ C1] #3: ffffffffb89522e0 (rcu_read_lock){....}-{1:2}, at: netif_receive_skb_internal+0x84/0x330 [ 38.216106][ C1] #4: ffffffffb89522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 38.216405][ C1] #5: ffffffffb89522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 38.216699][ C1] [ 38.216699][ C1] the shortest dependencies between 2nd lock and 1st lock: [ 38.216987][ C1] -> (&p->alloc_lock){+.+.}-{2:2} { [ 38.217160][ C1] HARDIRQ-ON-W at: [ 38.217288][ C1] __lock_acquire+0x797/0x1570 [ 38.217508][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.217717][ C1] _raw_spin_lock+0x30/0x40 [ 38.217930][ C1] set_mems_allowed+0x1d/0x210 [ 38.218142][ C1] kernel_init_freeable+0x72/0x310 [ 38.218354][ C1] kernel_init+0x20/0x200 [ 38.218568][ C1] ret_from_fork+0x31/0x70 [ 38.218782][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.218992][ C1] SOFTIRQ-ON-W at: [ 38.219118][ C1] __lock_acquire+0x797/0x1570 [ 38.219330][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.219541][ C1] _raw_spin_lock+0x30/0x40 [ 38.219755][ C1] set_mems_allowed+0x1d/0x210 [ 38.219964][ C1] kernel_init_freeable+0x72/0x310 [ 38.220177][ C1] kernel_init+0x20/0x200 [ 38.220388][ C1] ret_from_fork+0x31/0x70 [ 38.220598][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.220809][ C1] INITIAL USE at: [ 38.220935][ C1] __lock_acquire+0x797/0x1570 [ 38.221157][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.221375][ C1] _raw_spin_lock+0x30/0x40 [ 38.221585][ C1] set_mems_allowed+0x1d/0x210 [ 38.221794][ C1] kernel_init_freeable+0x72/0x310 [ 38.222005][ C1] kernel_init+0x20/0x200 [ 38.222217][ C1] ret_from_fork+0x31/0x70 [ 38.222427][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.222640][ C1] } [ 38.222727][ C1] ... key at: [] __key.387+0x0/0x40 [ 38.222985][ C1] ... acquired at: [ 38.223114][ C1] __lock_acquire+0xaf0/0x1570 [ 38.223284][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.223451][ C1] _raw_spin_lock+0x30/0x40 [ 38.223621][ C1] __get_task_comm+0x27/0x70 [ 38.223794][ C1] ref_tracker_alloc+0x2ee/0x490 [ 38.223966][ C1] netdev_get_by_index+0x5e/0x80 [ 38.224132][ C1] fib6_nh_init+0x3d8/0x15b0 [ 38.224303][ C1] ip6_route_info_create+0xf18/0x17d0 [ 38.224471][ C1] addrconf_f6i_alloc+0x265/0x560 [ 38.224639][ C1] __ipv6_dev_ac_inc+0x25f/0xb10 [ 38.224807][ C1] addrconf_join_anycast+0x1c0/0x220 [ 38.224976][ C1] __ipv6_ifa_notify+0x6b3/0xaf0 [ 38.225144][ C1] addrconf_dad_completed+0x12b/0xe20 [ 38.225315][ C1] addrconf_dad_work+0x38c/0xab0 [ 38.225481][ C1] process_one_work+0xe2c/0x1730 [ 38.225649][ C1] worker_thread+0x587/0xd30 [ 38.225822][ C1] kthread+0x28a/0x350 [ 38.225951][ C1] ret_from_fork+0x31/0x70 [ 38.226120][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.226287][ C1] [ 38.226372][ C1] -> (&ndev->lock){++.-}-{2:2} { [ 38.226549][ C1] HARDIRQ-ON-W at: [ 38.226674][ C1] __lock_acquire+0x797/0x1570 [ 38.226883][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.227093][ C1] _raw_write_lock_bh+0x38/0x50 [ 38.227304][ C1] addrconf_permanent_addr+0x6e/0x670 [ 38.227512][ C1] addrconf_notify+0x749/0xd60 [ 38.227723][ C1] notifier_call_chain+0xcd/0x150 [ 38.227938][ C1] __dev_notify_flags+0xe6/0x250 [ 38.228147][ C1] dev_change_flags+0xec/0x160 [ 38.228354][ C1] do_setlink+0x7d6/0x21e0 [ 38.228565][ C1] __rtnl_newlink+0xaa7/0xd80 [ 38.228778][ C1] rtnl_newlink+0x63/0xa0 [ 38.228986][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 38.229198][ C1] netlink_rcv_skb+0x130/0x360 [ 38.229409][ C1] netlink_unicast+0x449/0x710 [ 38.229618][ C1] netlink_sendmsg+0x723/0xbe0 [ 38.229827][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 38.230037][ C1] ___sys_sendmsg+0xee/0x170 [ 38.230254][ C1] __sys_sendmsg+0xcd/0x170 [ 38.230466][ C1] do_syscall_64+0xc6/0x1e0 [ 38.230680][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.231072][ C1] HARDIRQ-ON-R at: [ 38.231198][ C1] __lock_acquire+0x797/0x1570 [ 38.231408][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.231731][ C1] _raw_read_lock_bh+0x44/0x80 [ 38.231943][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 38.232152][ C1] inet6_fill_link_af+0x5e/0xe0 [ 38.232364][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 38.232686][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 38.232894][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 38.233144][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 38.233466][ C1] register_netdevice+0x1177/0x1690 [ 38.233679][ C1] register_netdev+0x20/0x40 [ 38.233888][ C1] sit_init_net+0x250/0x4f0 [ 38.234211][ C1] ops_init+0x9b/0x560 [ 38.234380][ C1] register_pernet_operations+0x2db/0x710 [ 38.234631][ C1] register_pernet_device+0x2a/0x60 [ 38.234839][ C1] sit_init+0x23/0xe0 [ 38.235126][ C1] do_one_initcall+0x8d/0x1e0 [ 38.235338][ C1] do_initcalls+0x1b2/0x3e0 [ 38.235547][ C1] kernel_init_freeable+0x232/0x310 [ 38.235755][ C1] kernel_init+0x20/0x200 [ 38.235964][ C1] ret_from_fork+0x31/0x70 [ 38.236176][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.236384][ C1] IN-SOFTIRQ-R at: [ 38.236620][ C1] __lock_acquire+0x797/0x1570 [ 38.236835][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.237046][ C1] _raw_read_lock_bh+0x44/0x80 [ 38.237258][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 38.237579][ C1] ndisc_send_ns+0xe7/0x100 [ 38.237789][ C1] ndisc_solicit+0x2ae/0x4d0 [ 38.238001][ C1] neigh_probe+0xaa/0xf0 [ 38.238323][ C1] __neigh_event_send+0x7af/0xfe0 [ 38.238538][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.238746][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.239068][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.239277][ C1] ip6_output+0x1f3/0x770 [ 38.239486][ C1] ip6_forward+0xf29/0x2980 [ 38.239694][ C1] ipv6_rcv+0x626/0x810 [ 38.239906][ C1] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.240156][ C1] netif_receive_skb_internal+0xb0/0x330 [ 38.240408][ C1] netif_receive_skb+0x1b/0x30 [ 38.240730][ C1] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 38.241069][ C1] br_handle_frame+0x612/0xe60 [bridge] [ 38.241361][ C1] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.241725][ C1] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.241976][ C1] process_backlog+0x103/0x670 [ 38.242186][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 38.242511][ C1] net_rx_action+0x49f/0xc00 [ 38.242720][ C1] __do_softirq+0x1f8/0x5df [ 38.242935][ C1] do_softirq+0x4d/0xa0 [ 38.243371][ C1] __local_bh_enable_ip+0xf6/0x120 [ 38.243580][ C1] __neigh_event_send+0x2e4/0xfe0 [ 38.243790][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.244000][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.244321][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.244534][ C1] ip6_output+0x1f3/0x770 [ 38.244744][ C1] ip6_send_skb+0xbd/0x280 [ 38.245070][ C1] rawv6_push_pending_frames+0x518/0x9d0 [ 38.245321][ C1] rawv6_sendmsg+0x1287/0x17d0 [ 38.245531][ C1] __sys_sendto+0x332/0x410 [ 38.245742][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 38.245951][ C1] do_syscall_64+0xc6/0x1e0 [ 38.246167][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.246531][ C1] INITIAL USE at: [ 38.246658][ C1] __lock_acquire+0x797/0x1570 [ 38.246869][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.247078][ C1] _raw_write_lock_bh+0x38/0x50 [ 38.247430][ C1] addrconf_permanent_addr+0x6e/0x670 [ 38.247669][ C1] addrconf_notify+0x749/0xd60 [ 38.247880][ C1] notifier_call_chain+0xcd/0x150 [ 38.248089][ C1] __dev_notify_flags+0xe6/0x250 [ 38.248413][ C1] dev_change_flags+0xec/0x160 [ 38.248624][ C1] do_setlink+0x7d6/0x21e0 [ 38.248836][ C1] __rtnl_newlink+0xaa7/0xd80 [ 38.249158][ C1] rtnl_newlink+0x63/0xa0 [ 38.249370][ C1] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 38.249578][ C1] netlink_rcv_skb+0x130/0x360 [ 38.249903][ C1] netlink_unicast+0x449/0x710 [ 38.250112][ C1] netlink_sendmsg+0x723/0xbe0 [ 38.250320][ C1] ____sys_sendmsg+0x7b2/0xa10 [ 38.250527][ C1] ___sys_sendmsg+0xee/0x170 [ 38.250849][ C1] __sys_sendmsg+0xcd/0x170 [ 38.251072][ C1] do_syscall_64+0xc6/0x1e0 [ 38.251281][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.251647][ C1] INITIAL READ USE at: [ 38.251773][ C1] __lock_acquire+0x797/0x1570 [ 38.251982][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.252191][ C1] _raw_read_lock_bh+0x44/0x80 [ 38.252518][ C1] inet6_fill_ifla6_attrs+0x516/0x740 [ 38.252772][ C1] inet6_fill_link_af+0x5e/0xe0 [ 38.252983][ C1] rtnl_fill_ifinfo+0x1612/0x29e0 [ 38.253305][ C1] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 38.253556][ C1] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 38.253807][ C1] rtmsg_ifinfo+0x5b/0xa0 [ 38.254136][ C1] register_netdevice+0x1177/0x1690 [ 38.254386][ C1] register_netdev+0x20/0x40 [ 38.254593][ C1] sit_init_net+0x250/0x4f0 [ 38.254803][ C1] ops_init+0x9b/0x560 [ 38.255012][ C1] register_pernet_operations+0x2db/0x710 [ 38.255259][ C1] register_pernet_device+0x2a/0x60 [ 38.255629][ C1] sit_init+0x23/0xe0 [ 38.255839][ C1] do_one_initcall+0x8d/0x1e0 [ 38.256049][ C1] do_initcalls+0x1b2/0x3e0 [ 38.256264][ C1] kernel_init_freeable+0x232/0x310 [ 38.256736][ C1] kernel_init+0x20/0x200 [ 38.256944][ C1] ret_from_fork+0x31/0x70 [ 38.257156][ C1] ret_from_fork_asm+0x1a/0x30 [ 38.257478][ C1] } [ 38.257563][ C1] ... key at: [] __key.37+0x0/0x40 [ 38.257812][ C1] ... acquired at: [ 38.257935][ C1] mark_lock+0x28d/0x3e0 [ 38.258214][ C1] mark_usage+0xd9/0x2a0 [ 38.258381][ C1] __lock_acquire+0x797/0x1570 [ 38.258548][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.258718][ C1] _raw_read_lock_bh+0x44/0x80 [ 38.258999][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 38.259167][ C1] ndisc_send_ns+0xe7/0x100 [ 38.259335][ C1] ndisc_solicit+0x2ae/0x4d0 [ 38.259501][ C1] neigh_probe+0xaa/0xf0 [ 38.259667][ C1] __neigh_event_send+0x7af/0xfe0 [ 38.259833][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.260000][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.260169][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.260334][ C1] ip6_output+0x1f3/0x770 [ 38.260612][ C1] ip6_forward+0xf29/0x2980 [ 38.260779][ C1] ipv6_rcv+0x626/0x810 [ 38.260905][ C1] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.261127][ C1] netif_receive_skb_internal+0xb0/0x330 [ 38.261448][ C1] netif_receive_skb+0x1b/0x30 [ 38.261615][ C1] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 38.261865][ C1] br_handle_frame+0x612/0xe60 [bridge] [ 38.262067][ C1] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.262385][ C1] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.262591][ C1] process_backlog+0x103/0x670 [ 38.262761][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 38.262928][ C1] net_rx_action+0x49f/0xc00 [ 38.263206][ C1] __do_softirq+0x1f8/0x5df [ 38.263375][ C1] do_softirq+0x4d/0xa0 [ 38.263501][ C1] __local_bh_enable_ip+0xf6/0x120 [ 38.263666][ C1] __neigh_event_send+0x2e4/0xfe0 [ 38.263946][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.264111][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.264277][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.264444][ C1] ip6_output+0x1f3/0x770 [ 38.264721][ C1] ip6_send_skb+0xbd/0x280 [ 38.264890][ C1] rawv6_push_pending_frames+0x518/0x9d0 [ 38.265097][ C1] rawv6_sendmsg+0x1287/0x17d0 [ 38.265263][ C1] __sys_sendto+0x332/0x410 [ 38.265541][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 38.265709][ C1] do_syscall_64+0xc6/0x1e0 [ 38.265874][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.266084][ C1] [ 38.266168][ C1] [ 38.266168][ C1] stack backtrace: [ 38.266480][ C1] CPU: 1 PID: 331 Comm: ping6 Not tainted 6.9.0-rc1-virtme #1 [ 38.266734][ C1] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 38.267217][ C1] Call Trace: [ 38.267343][ C1] [ 38.267429][ C1] dump_stack_lvl+0x82/0xd0 [ 38.267599][ C1] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 38.267807][ C1] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 38.268134][ C1] ? __pfx_usage_skip+0x10/0x10 [ 38.268301][ C1] ? __pfx_usage_match+0x10/0x10 [ 38.268472][ C1] ? arch_stack_walk+0xa2/0xf0 [ 38.268641][ C1] mark_lock_irq+0x4cd/0xa10 [ 38.268808][ C1] ? __pfx_mark_lock_irq+0x10/0x10 [ 38.268975][ C1] ? stack_trace_save+0x94/0xd0 [ 38.269145][ C1] ? save_trace+0x8f/0x5b0 [ 38.269311][ C1] mark_lock+0x28d/0x3e0 [ 38.269663][ C1] mark_usage+0xd9/0x2a0 [ 38.269793][ C1] __lock_acquire+0x797/0x1570 [ 38.269961][ C1] lock_acquire.part.0+0xeb/0x330 [ 38.270127][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.270297][ C1] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 38.270574][ C1] ? trace_lock_acquire+0x135/0x1c0 [ 38.270739][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.270903][ C1] ? lock_acquire+0x32/0xc0 [ 38.271078][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.271356][ C1] _raw_read_lock_bh+0x44/0x80 [ 38.271532][ C1] ? ipv6_get_lladdr+0xa9/0x3e0 [ 38.271697][ C1] ipv6_get_lladdr+0xa9/0x3e0 [ 38.271863][ C1] ndisc_send_ns+0xe7/0x100 [ 38.272144][ C1] ? __pfx_ndisc_send_ns+0x10/0x10 [ 38.272310][ C1] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 38.272518][ C1] ndisc_solicit+0x2ae/0x4d0 [ 38.272684][ C1] ? __pfx_ndisc_solicit+0x10/0x10 [ 38.272964][ C1] ? neigh_probe+0x57/0xf0 [ 38.273136][ C1] neigh_probe+0xaa/0xf0 [ 38.273261][ C1] __neigh_event_send+0x7af/0xfe0 [ 38.273429][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.273594][ C1] ? __local_bh_enable_ip+0xa6/0x120 [ 38.273760][ C1] ? ___neigh_create+0x7c6/0xe10 [ 38.273928][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.274095][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.274261][ C1] ip6_output+0x1f3/0x770 [ 38.274503][ C1] ? __pfx_ip6_output+0x10/0x10 [ 38.274674][ C1] ? ip6_dst_mtu_maybe_forward.constprop.0+0x188/0x300 [ 38.274880][ C1] ip6_forward+0xf29/0x2980 [ 38.275045][ C1] ? ip6_route_input+0x5a4/0xa50 [ 38.275323][ C1] ? __pfx_ip6_forward+0x10/0x10 [ 38.275491][ C1] ? ip6_rcv_core+0x9e5/0x1ae0 [ 38.275658][ C1] ? ipv6_rcv+0x626/0x810 [ 38.275783][ C1] ipv6_rcv+0x626/0x810 [ 38.275908][ C1] ? __pfx_ipv6_rcv+0x10/0x10 [ 38.276192][ C1] ? lock_acquire.part.0+0xeb/0x330 [ 38.276359][ C1] ? netif_receive_skb_internal+0x84/0x330 [ 38.276567][ C1] ? __pfx_ipv6_rcv+0x10/0x10 [ 38.276733][ C1] __netif_receive_skb_one_core+0x118/0x1b0 [ 38.277055][ C1] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 38.277262][ C1] ? netif_receive_skb_internal+0x84/0x330 [ 38.277471][ C1] ? lock_acquire+0x32/0xc0 [ 38.277639][ C1] ? netif_receive_skb_internal+0x84/0x330 [ 38.277850][ C1] netif_receive_skb_internal+0xb0/0x330 [ 38.278016][ C1] ? __pfx_netif_receive_skb_internal+0x10/0x10 [ 38.278223][ C1] ? br_handle_vlan+0x13a/0x3c0 [bridge] [ 38.278541][ C1] netif_receive_skb+0x1b/0x30 [ 38.278711][ C1] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 38.278964][ C1] ? __pfx_br_handle_frame_finish+0x10/0x10 [bridge] [ 38.279206][ C1] ? ip6_input_finish+0x13c/0x260 [ 38.279489][ C1] ? ip6_protocol_deliver_rcu+0xb9c/0x1320 [ 38.279702][ C1] br_handle_frame+0x612/0xe60 [bridge] [ 38.279903][ C1] ? __pfx_br_handle_frame+0x10/0x10 [bridge] [ 38.280144][ C1] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 38.280462][ C1] ? mark_lock+0x38/0x3e0 [ 38.280591][ C1] ? __lock_acquire+0xaf0/0x1570 [ 38.280758][ C1] ? __pfx___netif_receive_skb_core.constprop.0+0x10/0x10 [ 38.280978][ C1] ? lock_acquire.part.0+0xeb/0x330 [ 38.281263][ C1] ? process_backlog+0x1f8/0x670 [ 38.281429][ C1] __netif_receive_skb_one_core+0xaf/0x1b0 [ 38.281638][ C1] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 38.281846][ C1] ? process_backlog+0x1f8/0x670 [ 38.282126][ C1] ? lock_acquire+0x32/0xc0 [ 38.282292][ C1] ? process_backlog+0x1f8/0x670 [ 38.282461][ C1] process_backlog+0x103/0x670 [ 38.282631][ C1] ? find_held_lock+0x2c/0x110 [ 38.282908][ C1] __napi_poll.constprop.0+0xa2/0x460 [ 38.283076][ C1] net_rx_action+0x49f/0xc00 [ 38.283245][ C1] ? __pfx_net_rx_action+0x10/0x10 [ 38.283411][ C1] ? usage_skip+0x180/0x190 [ 38.283688][ C1] ? mark_held_locks+0x9e/0xe0 [ 38.283855][ C1] __do_softirq+0x1f8/0x5df [ 38.284022][ C1] ? __neigh_event_send+0x2df/0xfe0 [ 38.284190][ C1] do_softirq+0x4d/0xa0 [ 38.284320][ C1] [ 38.284518][ C1] [ 38.284602][ C1] __local_bh_enable_ip+0xf6/0x120 [ 38.284768][ C1] __neigh_event_send+0x2e4/0xfe0 [ 38.284936][ C1] neigh_resolve_output+0x470/0x7c0 [ 38.285102][ C1] ? __local_bh_enable_ip+0xa6/0x120 [ 38.285380][ C1] ? ___neigh_create+0x7c6/0xe10 [ 38.285550][ C1] ip6_finish_output2+0x4ab/0xf80 [ 38.285716][ C1] ip6_finish_output+0x4ed/0xd30 [ 38.285889][ C1] ip6_output+0x1f3/0x770 [ 38.286127][ C1] ? __pfx_ip6_output+0x10/0x10 [ 38.286294][ C1] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 38.286468][ C1] ? ip6_local_out+0x25/0x3b0 [ 38.286636][ C1] ip6_send_skb+0xbd/0x280 [ 38.286802][ C1] rawv6_push_pending_frames+0x518/0x9d0 [ 38.287083][ C1] ? __pfx_raw6_getfrag+0x10/0x10 [ 38.287249][ C1] ? ip6_append_data+0x185/0x540 [ 38.287415][ C1] ? __pfx_rawv6_push_pending_frames+0x10/0x10 [ 38.287628][ C1] rawv6_sendmsg+0x1287/0x17d0 [ 38.287795][ C1] ? __pfx_validate_chain+0x10/0x10 [ 38.287963][ C1] ? __pfx_rawv6_sendmsg+0x10/0x10 [ 38.288128][ C1] ? __lock_acquire+0xaf0/0x1570 [ 38.288295][ C1] ? hlock_class+0x4e/0x130 [ 38.288577][ C1] ? find_held_lock+0x2c/0x110 [ 38.288745][ C1] ? __might_fault+0x11b/0x170 [ 38.288916][ C1] ? lock_acquire+0x32/0xc0 [ 38.289085][ C1] ? __might_fault+0xc3/0x170 [ 38.289365][ C1] ? __might_fault+0x11b/0x170 [ 38.289532][ C1] ? __sys_sendto+0x332/0x410 [ 38.289698][ C1] __sys_sendto+0x332/0x410 [ 38.289864][ C1] ? __pfx___sys_sendto+0x10/0x10 [ 38.290142][ C1] ? find_held_lock+0x2c/0x110 [ 38.290310][ C1] ? __might_fault+0xc3/0x170 [ 38.290477][ C1] ? lock_acquire+0x32/0xc0 [ 38.290643][ C1] ? __might_fault+0xc3/0x170 [ 38.290813][ C1] ? trace_rseq_update+0xd2/0x130 [ 38.291108][ C1] ? __rseq_handle_notify_resume+0x354/0x4e0 [ 38.291315][ C1] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 38.291522][ C1] __x64_sys_sendto+0xe0/0x1c0 [ 38.291690][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 38.291898][ C1] do_syscall_64+0xc6/0x1e0 [ 38.292065][ C1] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 38.292273][ C1] RIP: 0033:0x7f131217785a [ 38.292565][ C1] Code: d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 15 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 7e c3 0f 1f 44 00 00 41 54 48 83 ec 30 44 89 [ 38.293155][ C1] RSP: 002b:00007ffced57ae88 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 38.293524][ C1] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f131217785a [ 38.293775][ C1] RDX: 0000000000000040 RSI: 0000000030e35340 RDI: 0000000000000005 [ 38.294027][ C1] RBP: 00007ffced57af10 R08: 0000000000418574 R09: 000000000000001c [ 38.294388][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000419ac0 [ 38.294638][ C1] R13: 000000000040305a R14: 0000000000415dd0 R15: 00007f131229d000 [ 38.295010][ C1] [ 43.844161][ T358] br1: port 1(veth1) entered disabled state [ 43.930070][ T359] veth1: left allmulticast mode [ 43.930315][ T359] veth1: left promiscuous mode [ 43.930567][ T359] br1: port 1(veth1) entered disabled state