[ 64.031141][ T564] br1: port 1(veth1) entered blocking state [ 64.031945][ T564] br1: port 1(veth1) entered disabled state [ 64.032282][ T564] veth1: entered allmulticast mode [ 64.034173][ T564] veth1: entered promiscuous mode [ 64.146840][ T24] br1: port 1(veth1) entered blocking state [ 64.147238][ T24] br1: port 1(veth1) entered forwarding state [ 72.734519][ C3] [ 72.734690][ C3] ======================================================== [ 72.734982][ C3] WARNING: possible irq lock inversion dependency detected [ 72.735264][ C3] 6.9.0-rc1-virtme #1 Not tainted [ 72.735450][ C3] -------------------------------------------------------- [ 72.735722][ C3] ping6/596 just changed the state of lock: [ 72.735951][ C3] ffff8880044aed80 (&ndev->lock){++.-}-{2:2}, at: ipv6_get_lladdr+0xa9/0x3e0 [ 72.736293][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 72.736566][ C3] (&p->alloc_lock){+.+.}-{2:2} [ 72.736570][ C3] [ 72.736570][ C3] [ 72.736570][ C3] and interrupts could create inverse lock ordering between them. [ 72.736570][ C3] [ 72.737259][ C3] [ 72.737259][ C3] other info that might help us debug this: [ 72.737533][ C3] Possible interrupt unsafe locking scenario: [ 72.737533][ C3] [ 72.737807][ C3] CPU0 CPU1 [ 72.737997][ C3] ---- ---- [ 72.738178][ C3] lock(&p->alloc_lock); [ 72.738317][ C3] local_irq_disable(); [ 72.738543][ C3] lock(&ndev->lock); [ 72.738771][ C3] lock(&p->alloc_lock); [ 72.738998][ C3] [ 72.739137][ C3] lock(&ndev->lock); [ 72.739288][ C3] [ 72.739288][ C3] *** DEADLOCK *** [ 72.739288][ C3] [ 72.739559][ C3] 6 locks held by ping6/596: [ 72.739742][ C3] #0: ffff888005363e98 (sk_lock-AF_INET6){+.+.}-{0:0}, at: rawv6_sendmsg+0xd17/0x17d0 [ 72.740074][ C3] #1: ffffffffa4d522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 72.740406][ C3] #2: ffffffffa4d522e0 (rcu_read_lock){....}-{1:2}, at: process_backlog+0x1f8/0x670 [ 72.740743][ C3] #3: ffffffffa4d522e0 (rcu_read_lock){....}-{1:2}, at: netif_receive_skb_internal+0x84/0x330 [ 72.741117][ C3] #4: ffffffffa4d522e0 (rcu_read_lock){....}-{1:2}, at: ip6_finish_output2+0x2c4/0xf80 [ 72.741441][ C3] #5: ffffffffa4d522e0 (rcu_read_lock){....}-{1:2}, at: ipv6_get_lladdr+0x39/0x3e0 [ 72.741774][ C3] [ 72.741774][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 72.742114][ C3] -> (&p->alloc_lock){+.+.}-{2:2} { [ 72.742303][ C3] HARDIRQ-ON-W at: [ 72.742450][ C3] __lock_acquire+0x797/0x1570 [ 72.742687][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.742921][ C3] _raw_spin_lock+0x30/0x40 [ 72.743152][ C3] set_mems_allowed+0x1d/0x210 [ 72.743409][ C3] kernel_init_freeable+0x72/0x310 [ 72.743645][ C3] kernel_init+0x20/0x200 [ 72.743880][ C3] ret_from_fork+0x31/0x70 [ 72.744116][ C3] ret_from_fork_asm+0x1a/0x30 [ 72.744344][ C3] SOFTIRQ-ON-W at: [ 72.744486][ C3] __lock_acquire+0x797/0x1570 [ 72.744717][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.744948][ C3] _raw_spin_lock+0x30/0x40 [ 72.745175][ C3] set_mems_allowed+0x1d/0x210 [ 72.745400][ C3] kernel_init_freeable+0x72/0x310 [ 72.745628][ C3] kernel_init+0x20/0x200 [ 72.745861][ C3] ret_from_fork+0x31/0x70 [ 72.746087][ C3] ret_from_fork_asm+0x1a/0x30 [ 72.746318][ C3] INITIAL USE at: [ 72.746458][ C3] __lock_acquire+0x797/0x1570 [ 72.746685][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.746920][ C3] _raw_spin_lock+0x30/0x40 [ 72.747151][ C3] set_mems_allowed+0x1d/0x210 [ 72.747383][ C3] kernel_init_freeable+0x72/0x310 [ 72.747616][ C3] kernel_init+0x20/0x200 [ 72.747844][ C3] ret_from_fork+0x31/0x70 [ 72.748072][ C3] ret_from_fork_asm+0x1a/0x30 [ 72.748299][ C3] } [ 72.748392][ C3] ... key at: [] __key.387+0x0/0x40 [ 72.748664][ C3] ... acquired at: [ 72.748802][ C3] __lock_acquire+0xaf0/0x1570 [ 72.748991][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.749172][ C3] _raw_spin_lock+0x30/0x40 [ 72.749357][ C3] __get_task_comm+0x27/0x70 [ 72.749547][ C3] ref_tracker_alloc+0x2ee/0x490 [ 72.749736][ C3] netdev_get_by_index+0x5e/0x80 [ 72.749927][ C3] fib6_nh_init+0x3d8/0x15b0 [ 72.750115][ C3] ip6_route_info_create+0xf18/0x17d0 [ 72.750301][ C3] addrconf_f6i_alloc+0x265/0x560 [ 72.750488][ C3] __ipv6_dev_ac_inc+0x25f/0xb10 [ 72.750672][ C3] addrconf_join_anycast+0x1c0/0x220 [ 72.750860][ C3] __ipv6_ifa_notify+0x6b3/0xaf0 [ 72.751040][ C3] addrconf_dad_completed+0x12b/0xe20 [ 72.751222][ C3] addrconf_dad_begin+0x310/0x670 [ 72.751404][ C3] addrconf_dad_work+0x10b/0xab0 [ 72.751586][ C3] process_one_work+0xe2c/0x1730 [ 72.751779][ C3] worker_thread+0x587/0xd30 [ 72.751977][ C3] kthread+0x28a/0x350 [ 72.752119][ C3] ret_from_fork+0x31/0x70 [ 72.752303][ C3] ret_from_fork_asm+0x1a/0x30 [ 72.752487][ C3] [ 72.752580][ C3] -> (&ndev->lock){++.-}-{2:2} { [ 72.752772][ C3] HARDIRQ-ON-W at: [ 72.752910][ C3] __lock_acquire+0x797/0x1570 [ 72.753143][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.753377][ C3] _raw_write_lock_bh+0x38/0x50 [ 72.753608][ C3] addrconf_permanent_addr+0x6e/0x670 [ 72.753837][ C3] addrconf_notify+0x749/0xd60 [ 72.754067][ C3] notifier_call_chain+0xcd/0x150 [ 72.754424][ C3] __dev_notify_flags+0xe6/0x250 [ 72.754662][ C3] dev_change_flags+0xec/0x160 [ 72.754896][ C3] do_setlink+0x7d6/0x21e0 [ 72.755136][ C3] __rtnl_newlink+0xaa7/0xd80 [ 72.755484][ C3] rtnl_newlink+0x63/0xa0 [ 72.755712][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 72.755941][ C3] netlink_rcv_skb+0x130/0x360 [ 72.756276][ C3] netlink_unicast+0x449/0x710 [ 72.756495][ C3] netlink_sendmsg+0x723/0xbe0 [ 72.756714][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 72.756927][ C3] ___sys_sendmsg+0xee/0x170 [ 72.757148][ C3] __sys_sendmsg+0xcd/0x170 [ 72.757365][ C3] do_syscall_64+0xc6/0x1e0 [ 72.757576][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 72.757946][ C3] HARDIRQ-ON-R at: [ 72.758078][ C3] __lock_acquire+0x797/0x1570 [ 72.758293][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.758505][ C3] _raw_read_lock_bh+0x44/0x80 [ 72.758841][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 72.759053][ C3] inet6_fill_link_af+0x5e/0xe0 [ 72.759271][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 72.759721][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 72.759934][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 72.760196][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 72.760525][ C3] register_netdevice+0x1177/0x1690 [ 72.760739][ C3] register_netdev+0x20/0x40 [ 72.760956][ C3] sit_init_net+0x250/0x4f0 [ 72.761172][ C3] ops_init+0x9b/0x560 [ 72.761465][ C3] register_pernet_operations+0x2db/0x710 [ 72.761724][ C3] register_pernet_device+0x2a/0x60 [ 72.761954][ C3] sit_init+0x23/0xe0 [ 72.762248][ C3] do_one_initcall+0x8d/0x1e0 [ 72.762478][ C3] do_initcalls+0x1b2/0x3e0 [ 72.762708][ C3] kernel_init_freeable+0x232/0x310 [ 72.762924][ C3] kernel_init+0x20/0x200 [ 72.763137][ C3] ret_from_fork+0x31/0x70 [ 72.763353][ C3] ret_from_fork_asm+0x1a/0x30 [ 72.763564][ C3] IN-SOFTIRQ-R at: [ 72.763805][ C3] __lock_acquire+0x797/0x1570 [ 72.764048][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.764263][ C3] _raw_read_lock_bh+0x44/0x80 [ 72.764484][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 72.764811][ C3] ndisc_send_ns+0xe7/0x100 [ 72.765023][ C3] ndisc_solicit+0x2ae/0x4d0 [ 72.765235][ C3] neigh_probe+0xaa/0xf0 [ 72.765560][ C3] __neigh_event_send+0x7af/0xfe0 [ 72.765774][ C3] neigh_resolve_output+0x470/0x7c0 [ 72.765990][ C3] ip6_finish_output2+0x4ab/0xf80 [ 72.766203][ C3] ip6_finish_output+0x4ed/0xd30 [ 72.766528][ C3] ip6_output+0x1f3/0x770 [ 72.766744][ C3] ip6_forward+0xf29/0x2980 [ 72.766955][ C3] ipv6_rcv+0x626/0x810 [ 72.767283][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 72.767538][ C3] netif_receive_skb_internal+0xb0/0x330 [ 72.767796][ C3] netif_receive_skb+0x1b/0x30 [ 72.768008][ C3] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 72.768334][ C3] br_handle_frame+0x612/0xe60 [bridge] [ 72.768624][ C3] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 72.769004][ C3] __netif_receive_skb_one_core+0xaf/0x1b0 [ 72.769266][ C3] process_backlog+0x103/0x670 [ 72.769487][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 72.769815][ C3] net_rx_action+0x49f/0xc00 [ 72.770033][ C3] __do_softirq+0x1f8/0x5df [ 72.770245][ C3] do_softirq+0x4d/0xa0 [ 72.770570][ C3] __local_bh_enable_ip+0xf6/0x120 [ 72.770793][ C3] __neigh_event_send+0x2e4/0xfe0 [ 72.771006][ C3] neigh_resolve_output+0x470/0x7c0 [ 72.771218][ C3] ip6_finish_output2+0x4ab/0xf80 [ 72.771552][ C3] ip6_finish_output+0x4ed/0xd30 [ 72.771764][ C3] ip6_output+0x1f3/0x770 [ 72.771998][ C3] ip6_send_skb+0xbd/0x280 [ 72.772350][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 72.772623][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 72.772850][ C3] __sys_sendto+0x332/0x410 [ 72.773182][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 72.773396][ C3] do_syscall_64+0xc6/0x1e0 [ 72.773608][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 72.773868][ C3] INITIAL USE at: [ 72.774000][ C3] __lock_acquire+0x797/0x1570 [ 72.774214][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.774428][ C3] _raw_write_lock_bh+0x38/0x50 [ 72.774764][ C3] addrconf_permanent_addr+0x6e/0x670 [ 72.774975][ C3] addrconf_notify+0x749/0xd60 [ 72.775188][ C3] notifier_call_chain+0xcd/0x150 [ 72.775405][ C3] __dev_notify_flags+0xe6/0x250 [ 72.775734][ C3] dev_change_flags+0xec/0x160 [ 72.775945][ C3] do_setlink+0x7d6/0x21e0 [ 72.776159][ C3] __rtnl_newlink+0xaa7/0xd80 [ 72.776491][ C3] rtnl_newlink+0x63/0xa0 [ 72.776703][ C3] rtnetlink_rcv_msg+0x2fb/0xbf0 [ 72.776914][ C3] netlink_rcv_skb+0x130/0x360 [ 72.777132][ C3] netlink_unicast+0x449/0x710 [ 72.777461][ C3] netlink_sendmsg+0x723/0xbe0 [ 72.777673][ C3] ____sys_sendmsg+0x7b2/0xa10 [ 72.777885][ C3] ___sys_sendmsg+0xee/0x170 [ 72.778210][ C3] __sys_sendmsg+0xcd/0x170 [ 72.778424][ C3] do_syscall_64+0xc6/0x1e0 [ 72.778637][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 72.778892][ C3] INITIAL READ USE at: [ 72.779020][ C3] __lock_acquire+0x797/0x1570 [ 72.779232][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.779443][ C3] _raw_read_lock_bh+0x44/0x80 [ 72.779767][ C3] inet6_fill_ifla6_attrs+0x516/0x740 [ 72.780020][ C3] inet6_fill_link_af+0x5e/0xe0 [ 72.780238][ C3] rtnl_fill_ifinfo+0x1612/0x29e0 [ 72.780560][ C3] rtmsg_ifinfo_build_skb+0x13c/0x240 [ 72.780813][ C3] rtmsg_ifinfo_event.part.0+0x2d/0x120 [ 72.781065][ C3] rtmsg_ifinfo+0x5b/0xa0 [ 72.781389][ C3] register_netdevice+0x1177/0x1690 [ 72.781643][ C3] register_netdev+0x20/0x40 [ 72.781873][ C3] sit_init_net+0x250/0x4f0 [ 72.782203][ C3] ops_init+0x9b/0x560 [ 72.782417][ C3] register_pernet_operations+0x2db/0x710 [ 72.782670][ C3] register_pernet_device+0x2a/0x60 [ 72.782930][ C3] sit_init+0x23/0xe0 [ 72.783143][ C3] do_one_initcall+0x8d/0x1e0 [ 72.783362][ C3] do_initcalls+0x1b2/0x3e0 [ 72.783575][ C3] kernel_init_freeable+0x232/0x310 [ 72.783948][ C3] kernel_init+0x20/0x200 [ 72.784167][ C3] ret_from_fork+0x31/0x70 [ 72.784381][ C3] ret_from_fork_asm+0x1a/0x30 [ 72.784713][ C3] } [ 72.784805][ C3] ... key at: [] __key.37+0x0/0x40 [ 72.785060][ C3] ... acquired at: [ 72.785186][ C3] mark_lock+0x28d/0x3e0 [ 72.785470][ C3] mark_usage+0xd9/0x2a0 [ 72.785639][ C3] __lock_acquire+0x797/0x1570 [ 72.785808][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.785977][ C3] _raw_read_lock_bh+0x44/0x80 [ 72.786156][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 72.786549][ C3] ndisc_send_ns+0xe7/0x100 [ 72.786718][ C3] ndisc_solicit+0x2ae/0x4d0 [ 72.786887][ C3] neigh_probe+0xaa/0xf0 [ 72.787055][ C3] __neigh_event_send+0x7af/0xfe0 [ 72.787341][ C3] neigh_resolve_output+0x470/0x7c0 [ 72.787510][ C3] ip6_finish_output2+0x4ab/0xf80 [ 72.787678][ C3] ip6_finish_output+0x4ed/0xd30 [ 72.787852][ C3] ip6_output+0x1f3/0x770 [ 72.788029][ C3] ip6_forward+0xf29/0x2980 [ 72.788202][ C3] ipv6_rcv+0x626/0x810 [ 72.788330][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 72.788541][ C3] netif_receive_skb_internal+0xb0/0x330 [ 72.788875][ C3] netif_receive_skb+0x1b/0x30 [ 72.789045][ C3] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 72.789292][ C3] br_handle_frame+0x612/0xe60 [bridge] [ 72.789495][ C3] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 72.789829][ C3] __netif_receive_skb_one_core+0xaf/0x1b0 [ 72.790039][ C3] process_backlog+0x103/0x670 [ 72.790209][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 72.790387][ C3] net_rx_action+0x49f/0xc00 [ 72.790697][ C3] __do_softirq+0x1f8/0x5df [ 72.790866][ C3] do_softirq+0x4d/0xa0 [ 72.790995][ C3] __local_bh_enable_ip+0xf6/0x120 [ 72.791164][ C3] __neigh_event_send+0x2e4/0xfe0 [ 72.791450][ C3] neigh_resolve_output+0x470/0x7c0 [ 72.791619][ C3] ip6_finish_output2+0x4ab/0xf80 [ 72.791788][ C3] ip6_finish_output+0x4ed/0xd30 [ 72.791973][ C3] ip6_output+0x1f3/0x770 [ 72.792144][ C3] ip6_send_skb+0xbd/0x280 [ 72.792425][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 72.792640][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 72.792810][ C3] __sys_sendto+0x332/0x410 [ 72.792985][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 72.793268][ C3] do_syscall_64+0xc6/0x1e0 [ 72.793462][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 72.793681][ C3] [ 72.793766][ C3] [ 72.793766][ C3] stack backtrace: [ 72.793976][ C3] CPU: 3 PID: 596 Comm: ping6 Not tainted 6.9.0-rc1-virtme #1 [ 72.794233][ C3] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 72.794760][ C3] Call Trace: [ 72.794890][ C3] [ 72.794977][ C3] dump_stack_lvl+0x82/0xd0 [ 72.795153][ C3] print_irq_inversion_bug.part.0+0x3d9/0x570 [ 72.795366][ C3] ? __pfx_print_irq_inversion_bug.part.0+0x10/0x10 [ 72.795697][ C3] ? __pfx_usage_skip+0x10/0x10 [ 72.795867][ C3] ? __pfx_usage_match+0x10/0x10 [ 72.796035][ C3] ? arch_stack_walk+0xa2/0xf0 [ 72.796212][ C3] mark_lock_irq+0x4cd/0xa10 [ 72.796509][ C3] ? __pfx_mark_lock_irq+0x10/0x10 [ 72.796678][ C3] ? stack_trace_save+0x94/0xd0 [ 72.796852][ C3] ? save_trace+0x8f/0x5b0 [ 72.797029][ C3] mark_lock+0x28d/0x3e0 [ 72.797158][ C3] mark_usage+0xd9/0x2a0 [ 72.797398][ C3] __lock_acquire+0x797/0x1570 [ 72.797570][ C3] lock_acquire.part.0+0xeb/0x330 [ 72.797739][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 72.797912][ C3] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 72.798194][ C3] ? trace_lock_acquire+0x135/0x1c0 [ 72.798376][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 72.798573][ C3] ? lock_acquire+0x32/0xc0 [ 72.798742][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 72.798911][ C3] _raw_read_lock_bh+0x44/0x80 [ 72.799081][ C3] ? ipv6_get_lladdr+0xa9/0x3e0 [ 72.799248][ C3] ipv6_get_lladdr+0xa9/0x3e0 [ 72.799416][ C3] ndisc_send_ns+0xe7/0x100 [ 72.799591][ C3] ? __pfx_ndisc_send_ns+0x10/0x10 [ 72.799983][ C3] ? __ipv6_chk_addr_and_flags+0x393/0x650 [ 72.800195][ C3] ndisc_solicit+0x2ae/0x4d0 [ 72.800365][ C3] ? __pfx_ndisc_solicit+0x10/0x10 [ 72.800534][ C3] ? neigh_probe+0x57/0xf0 [ 72.800815][ C3] neigh_probe+0xaa/0xf0 [ 72.800942][ C3] __neigh_event_send+0x7af/0xfe0 [ 72.801112][ C3] neigh_resolve_output+0x470/0x7c0 [ 72.801286][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 72.801565][ C3] ? ___neigh_create+0x7c6/0xe10 [ 72.801735][ C3] ip6_finish_output2+0x4ab/0xf80 [ 72.801918][ C3] ip6_finish_output+0x4ed/0xd30 [ 72.802087][ C3] ip6_output+0x1f3/0x770 [ 72.802215][ C3] ? __pfx_ip6_output+0x10/0x10 [ 72.802520][ C3] ? ip6_dst_mtu_maybe_forward.constprop.0+0x188/0x300 [ 72.802734][ C3] ip6_forward+0xf29/0x2980 [ 72.802919][ C3] ? ip6_route_input+0x5a4/0xa50 [ 72.803092][ C3] ? __pfx_ip6_forward+0x10/0x10 [ 72.803376][ C3] ? ip6_rcv_core+0x9e5/0x1ae0 [ 72.803546][ C3] ? ipv6_rcv+0x626/0x810 [ 72.803673][ C3] ipv6_rcv+0x626/0x810 [ 72.803800][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 72.803968][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 72.804137][ C3] ? netif_receive_skb_internal+0x84/0x330 [ 72.804347][ C3] ? __pfx_ipv6_rcv+0x10/0x10 [ 72.804522][ C3] __netif_receive_skb_one_core+0x118/0x1b0 [ 72.804848][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 72.805067][ C3] ? netif_receive_skb_internal+0x84/0x330 [ 72.805280][ C3] ? lock_acquire+0x32/0xc0 [ 72.805450][ C3] ? netif_receive_skb_internal+0x84/0x330 [ 72.805777][ C3] netif_receive_skb_internal+0xb0/0x330 [ 72.805948][ C3] ? __pfx_netif_receive_skb_internal+0x10/0x10 [ 72.806167][ C3] ? br_handle_vlan+0x13a/0x3c0 [bridge] [ 72.806385][ C3] netif_receive_skb+0x1b/0x30 [ 72.806699][ C3] br_handle_frame_finish+0xbef/0x1ce0 [bridge] [ 72.806948][ C3] ? __pfx_br_handle_frame_finish+0x10/0x10 [bridge] [ 72.807193][ C3] ? ip6_input_finish+0x13c/0x260 [ 72.807497][ C3] ? ip6_protocol_deliver_rcu+0xb9c/0x1320 [ 72.807714][ C3] br_handle_frame+0x612/0xe60 [bridge] [ 72.807953][ C3] ? __pfx_br_handle_frame+0x10/0x10 [bridge] [ 72.808200][ C3] __netif_receive_skb_core.constprop.0+0x759/0x2d20 [ 72.808537][ C3] ? mark_lock+0x38/0x3e0 [ 72.808665][ C3] ? __lock_acquire+0xaf0/0x1570 [ 72.808836][ C3] ? __pfx___netif_receive_skb_core.constprop.0+0x10/0x10 [ 72.809058][ C3] ? lock_acquire.part.0+0xeb/0x330 [ 72.809342][ C3] ? process_backlog+0x1f8/0x670 [ 72.809513][ C3] __netif_receive_skb_one_core+0xaf/0x1b0 [ 72.809729][ C3] ? __pfx___netif_receive_skb_one_core+0x10/0x10 [ 72.809942][ C3] ? process_backlog+0x1f8/0x670 [ 72.810236][ C3] ? lock_acquire+0x32/0xc0 [ 72.810408][ C3] ? process_backlog+0x1f8/0x670 [ 72.810605][ C3] process_backlog+0x103/0x670 [ 72.810776][ C3] ? find_held_lock+0x2c/0x110 [ 72.810948][ C3] __napi_poll.constprop.0+0xa2/0x460 [ 72.811123][ C3] net_rx_action+0x49f/0xc00 [ 72.811307][ C3] ? __pfx_net_rx_action+0x10/0x10 [ 72.811478][ C3] ? usage_skip+0x180/0x190 [ 72.811763][ C3] ? mark_held_locks+0x9e/0xe0 [ 72.811947][ C3] __do_softirq+0x1f8/0x5df [ 72.812118][ C3] ? __neigh_event_send+0x2df/0xfe0 [ 72.812292][ C3] do_softirq+0x4d/0xa0 [ 72.812420][ C3] [ 72.812621][ C3] [ 72.812707][ C3] __local_bh_enable_ip+0xf6/0x120 [ 72.812882][ C3] __neigh_event_send+0x2e4/0xfe0 [ 72.813053][ C3] neigh_resolve_output+0x470/0x7c0 [ 72.813224][ C3] ? __local_bh_enable_ip+0xa6/0x120 [ 72.813617][ C3] ? ___neigh_create+0x7c6/0xe10 [ 72.813786][ C3] ip6_finish_output2+0x4ab/0xf80 [ 72.813957][ C3] ip6_finish_output+0x4ed/0xd30 [ 72.814127][ C3] ip6_output+0x1f3/0x770 [ 72.814256][ C3] ? __pfx_ip6_output+0x10/0x10 [ 72.814558][ C3] ? vrf_l3_out+0x2c4/0x750 [vrf] [ 72.814752][ C3] ? ip6_local_out+0x25/0x3b0 [ 72.814930][ C3] ip6_send_skb+0xbd/0x280 [ 72.815100][ C3] rawv6_push_pending_frames+0x518/0x9d0 [ 72.815394][ C3] ? __pfx_raw6_getfrag+0x10/0x10 [ 72.815562][ C3] ? ip6_append_data+0x185/0x540 [ 72.815731][ C3] ? __pfx_rawv6_push_pending_frames+0x10/0x10 [ 72.815943][ C3] rawv6_sendmsg+0x1287/0x17d0 [ 72.816111][ C3] ? __pfx_validate_chain+0x10/0x10 [ 72.816290][ C3] ? __pfx_rawv6_sendmsg+0x10/0x10 [ 72.816475][ C3] ? __lock_acquire+0xaf0/0x1570 [ 72.816648][ C3] ? find_held_lock+0x2c/0x110 [ 72.816928][ C3] ? __might_fault+0x11b/0x170 [ 72.817102][ C3] ? lock_acquire+0x32/0xc0 [ 72.817271][ C3] ? __might_fault+0xc3/0x170 [ 72.817442][ C3] ? __might_fault+0x11b/0x170 [ 72.817725][ C3] ? __sys_sendto+0x332/0x410 [ 72.817921][ C3] __sys_sendto+0x332/0x410 [ 72.818103][ C3] ? __pfx___sys_sendto+0x10/0x10 [ 72.818271][ C3] ? do_user_addr_fault+0x449/0xbe0 [ 72.818473][ C3] ? reacquire_held_locks+0x22f/0x4f0 [ 72.818759][ C3] ? __lock_release+0x103/0x460 [ 72.818927][ C3] ? do_user_addr_fault+0x4b8/0xbe0 [ 72.819094][ C3] ? __up_read+0x1a7/0x780 [ 72.819262][ C3] ? __pfx___up_read+0x10/0x10 [ 72.819542][ C3] ? do_user_addr_fault+0x4b8/0xbe0 [ 72.819717][ C3] __x64_sys_sendto+0xe0/0x1c0 [ 72.819886][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x1af/0x370 [ 72.820094][ C3] do_syscall_64+0xc6/0x1e0 [ 72.820376][ C3] entry_SYSCALL_64_after_hwframe+0x6d/0x75 [ 72.820587][ C3] RIP: 0033:0x7f9c339ee85a [ 72.820762][ C3] 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 [ 72.821477][ C3] RSP: 002b:00007fffeea6a918 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 72.821736][ C3] RAX: ffffffffffffffda RBX: 0000000000000038 RCX: 00007f9c339ee85a [ 72.822002][ C3] RDX: 0000000000000040 RSI: 0000000023c8c340 RDI: 0000000000000005 [ 72.822261][ C3] RBP: 00007fffeea6a9a0 R08: 0000000000418574 R09: 000000000000001c [ 72.822549][ C3] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000419ac0 [ 72.822955][ C3] R13: 000000000040305a R14: 0000000000415dd0 R15: 00007f9c33b14000 [ 72.823213][ C3] [ 78.598058][ T623] br1: port 1(veth1) entered disabled state [ 78.707077][ T624] veth1: left allmulticast mode [ 78.708025][ T624] veth1: left promiscuous mode [ 78.708404][ T624] br1: port 1(veth1) entered disabled state