[ 39.422300][ T652] br0: port 1(veth1) entered blocking state [ 39.422518][ T652] br0: port 1(veth1) entered disabled state [ 39.422694][ T652] veth1: entered allmulticast mode [ 39.424108][ T652] veth1: entered promiscuous mode [ 39.448554][ T654] br0: port 2(veth2) entered blocking state [ 39.448774][ T654] br0: port 2(veth2) entered disabled state [ 39.448998][ T654] veth2: entered allmulticast mode [ 39.450534][ T654] veth2: entered promiscuous mode [ 39.528839][ T108] br0: port 1(veth1) entered blocking state [ 39.529151][ T108] br0: port 1(veth1) entered forwarding state [ 39.553390][ T57] br0: port 2(veth2) entered blocking state [ 39.553603][ T57] br0: port 2(veth2) entered forwarding state [ 68.857010][ T786] jq (786) used greatest stack depth: 23856 bytes left [ 86.272635][ T938] Mirror/redirect action on [ 87.415456][ C2] [ 87.415532][ C2] ================================ [ 87.415612][ C2] WARNING: inconsistent lock state [ 87.415693][ C2] 7.1.0-rc5-virtme #1 Not tainted [ 87.415772][ C2] -------------------------------- [ 87.415848][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 87.415940][ C2] ksoftirqd/2/28 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 87.416033][ C2] ffffffffc063b7b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 87.416193][ C2] {SOFTIRQ-ON-W} state was registered at: [ 87.416269][ C2] __lock_acquire+0x378/0xc10 [ 87.416354][ C2] lock_acquire.part.0+0xbc/0x260 [ 87.416431][ C2] _raw_spin_lock+0x33/0x40 [ 87.416511][ C2] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 87.416607][ C2] tcf_action_init_1+0x428/0x6b0 [ 87.416690][ C2] tcf_action_init+0x3cf/0x890 [ 87.416765][ C2] tcf_exts_validate_ex+0x411/0x670 [ 87.416841][ C2] fl_change+0xed4/0x4e77 [cls_flower] [ 87.416918][ C2] tc_new_tfilter+0x875/0x21e0 [ 87.416992][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 87.417067][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 87.417143][ C2] netlink_unicast+0x486/0x750 [ 87.417217][ C2] netlink_sendmsg+0x735/0xc60 [ 87.417294][ C2] ____sys_sendmsg+0x419/0x850 [ 87.417370][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 87.417444][ C2] __sys_sendmsg+0x145/0x1f0 [ 87.417521][ C2] do_syscall_64+0x117/0x590 [ 87.417597][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 87.417698][ C2] irq event stamp: 1046930 [ 87.417774][ C2] hardirqs last enabled at (1046930): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 87.417924][ C2] hardirqs last disabled at (1046929): [] _raw_spin_lock_irqsave+0x50/0x60 [ 87.418083][ C2] softirqs last enabled at (1046028): [] handle_softirqs+0x611/0x940 [ 87.418218][ C2] softirqs last disabled at (1046033): [] run_ksoftirqd+0x39/0x60 [ 87.418350][ C2] [ 87.418350][ C2] other info that might help us debug this: [ 87.418461][ C2] Possible unsafe locking scenario: [ 87.418461][ C2] [ 87.418575][ C2] CPU0 [ 87.418637][ C2] ---- [ 87.418696][ C2] lock(mirred_list_lock); [ 87.418775][ C2] [ 87.418831][ C2] lock(mirred_list_lock); [ 87.418907][ C2] [ 87.418907][ C2] *** DEADLOCK *** [ 87.418907][ C2] [ 87.419019][ C2] 1 lock held by ksoftirqd/2/28: [ 87.419096][ C2] #0: ffffffff99777c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 87.419274][ C2] [ 87.419274][ C2] stack backtrace: [ 87.419444][ C2] CPU: 2 UID: 0 PID: 28 Comm: ksoftirqd/2 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 87.419447][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 87.419449][ C2] Call Trace: [ 87.419450][ C2] [ 87.419452][ C2] dump_stack_lvl+0x6f/0xa0 [ 87.419457][ C2] print_usage_bug.part.0.cold+0xa9/0xb7 [ 87.419460][ C2] mark_lock_irq+0x4e3/0x9c0 [ 87.419461][ C2] ? kthread+0x367/0x460 [ 87.419465][ C2] ? save_trace+0x68/0x280 [ 87.419466][ C2] ? __lock_acquire+0x508/0xc10 [ 87.419468][ C2] mark_lock+0x1d7/0xa00 [ 87.419469][ C2] mark_usage+0x42/0x170 [ 87.419471][ C2] __lock_acquire+0x378/0xc10 [ 87.419472][ C2] ? rcu_is_watching+0x15/0xd0 [ 87.419475][ C2] lock_acquire.part.0+0xbc/0x260 [ 87.419476][ C2] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 87.419478][ C2] ? rcu_is_watching+0x15/0xd0 [ 87.419480][ C2] ? lock_acquire+0x134/0x160 [ 87.419482][ C2] _raw_spin_lock+0x33/0x40 [ 87.419483][ C2] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 87.419485][ C2] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 87.419486][ C2] tcf_action_rcu_free+0x74/0x1a0 [ 87.419488][ C2] ? rcu_do_batch+0x2b4/0x1020 [ 87.419490][ C2] rcu_do_batch+0x2b6/0x1020 [ 87.419492][ C2] ? rcu_is_watching+0x15/0xd0 [ 87.419493][ C2] ? trace_rcu_batch_end+0x330/0x330 [ 87.419495][ C2] ? finish_task_switch.isra.0+0x216/0x990 [ 87.419497][ C2] ? rcu_is_watching+0x15/0xd0 [ 87.419499][ C2] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 87.419502][ C2] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 87.419503][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 87.419505][ C2] ? lockdep_hardirqs_on+0x8c/0x130 [ 87.419507][ C2] rcu_core+0x2bf/0x640 [ 87.419509][ C2] handle_softirqs+0x1d8/0x940 [ 87.419510][ C2] ? find_held_lock+0x2b/0x80 [ 87.419514][ C2] ? _local_bh_enable+0xd0/0xd0 [ 87.419515][ C2] ? rcu_is_watching+0x15/0xd0 [ 87.419517][ C2] run_ksoftirqd+0x39/0x60 [ 87.419518][ C2] smpboot_thread_fn+0x2fb/0x9b0 [ 87.419521][ C2] ? sort_range+0x20/0x20 [ 87.419522][ C2] kthread+0x367/0x460 [ 87.419524][ C2] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 87.419525][ C2] ? kthread_affine_node+0x330/0x330 [ 87.419527][ C2] ret_from_fork+0x474/0x6b0 [ 87.419530][ C2] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 87.419531][ C2] ? __switch_to+0x5a3/0xe00 [ 87.419534][ C2] ? kthread_affine_node+0x330/0x330 [ 87.419536][ C2] ret_from_fork_asm+0x11/0x20 [ 87.419539][ C2] [ 92.602769][ T980] br0: port 2(veth2) entered disabled state [ 92.616841][ T981] br0: port 1(veth1) entered disabled state [ 92.633195][ T982] veth2: left allmulticast mode [ 92.633335][ T982] veth2: left promiscuous mode [ 92.633527][ T982] br0: port 2(veth2) entered disabled state [ 92.634119][ T982] veth1: left allmulticast mode [ 92.634238][ T982] veth1: left promiscuous mode [ 92.634418][ T982] br0: port 1(veth1) entered disabled state