[ 235.559095][ T3225] br: port 1(veth1) entered blocking state [ 235.559356][ T3225] br: port 1(veth1) entered disabled state [ 235.559594][ T3225] veth1: entered allmulticast mode [ 235.561068][ T3225] veth1: entered promiscuous mode [ 235.562695][ T46] br: port 1(veth1) entered blocking state [ 235.563136][ T46] br: port 1(veth1) entered forwarding state [ 235.614913][ T3231] br: port 2(veth3) entered blocking state [ 235.615097][ T3231] br: port 2(veth3) entered disabled state [ 235.615275][ T3231] veth3: entered allmulticast mode [ 235.616656][ T3231] veth3: entered promiscuous mode [ 235.624095][ T37] br: port 2(veth3) entered blocking state [ 235.624277][ T37] br: port 2(veth3) entered forwarding state [ 235.667287][ T3236] br: port 3(veth4) entered blocking state [ 235.667492][ T3236] br: port 3(veth4) entered disabled state [ 235.667721][ T3236] veth4: entered allmulticast mode [ 235.669742][ T3236] veth4: entered promiscuous mode [ 235.670905][ T46] br: port 3(veth4) entered blocking state [ 235.671079][ T46] br: port 3(veth4) entered forwarding state [ 315.060962][ T3674] Mirror/redirect action on [ 328.435362][ C1] [ 328.435493][ C1] ================================ [ 328.435653][ C1] WARNING: inconsistent lock state [ 328.435757][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 328.435854][ C1] -------------------------------- [ 328.435988][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 328.436085][ C1] ksoftirqd/1/23 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 328.436185][ C1] ffffffffc06dd7b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 328.436398][ C1] {SOFTIRQ-ON-W} state was registered at: [ 328.436481][ C1] __lock_acquire+0x378/0xc10 [ 328.436567][ C1] lock_acquire.part.0+0xbc/0x260 [ 328.436645][ C1] _raw_spin_lock+0x33/0x40 [ 328.436774][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 328.436879][ C1] tcf_action_init_1+0x428/0x6b0 [ 328.436958][ C1] tcf_action_init+0x3cf/0x890 [ 328.437041][ C1] tcf_exts_validate_ex+0x411/0x670 [ 328.437163][ C1] mall_change+0x3cd/0xe9b [cls_matchall] [ 328.437259][ C1] tc_new_tfilter+0x875/0x21e0 [ 328.437344][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 328.437497][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 328.437596][ C1] netlink_unicast+0x486/0x750 [ 328.437681][ C1] netlink_sendmsg+0x735/0xc60 [ 328.437762][ C1] ____sys_sendmsg+0x419/0x850 [ 328.437889][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 328.437968][ C1] __sys_sendmsg+0x145/0x1f0 [ 328.438096][ C1] do_syscall_64+0x117/0x590 [ 328.438183][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 328.438331][ C1] irq event stamp: 1902674 [ 328.438411][ C1] hardirqs last enabled at (1902674): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 328.438570][ C1] hardirqs last disabled at (1902673): [] _raw_spin_lock_irqsave+0x50/0x60 [ 328.438760][ C1] softirqs last enabled at (1902600): [] handle_softirqs+0x611/0x940 [ 328.438951][ C1] softirqs last disabled at (1902605): [] run_ksoftirqd+0x39/0x60 [ 328.439135][ C1] [ 328.439135][ C1] other info that might help us debug this: [ 328.439287][ C1] Possible unsafe locking scenario: [ 328.439287][ C1] [ 328.439427][ C1] CPU0 [ 328.439486][ C1] ---- [ 328.439548][ C1] lock(mirred_list_lock); [ 328.439629][ C1] [ 328.439693][ C1] lock(mirred_list_lock); [ 328.439811][ C1] [ 328.439811][ C1] *** DEADLOCK *** [ 328.439811][ C1] [ 328.439974][ C1] 1 lock held by ksoftirqd/1/23: [ 328.440054][ C1] #0: ffffffff8bb77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 328.440242][ C1] [ 328.440242][ C1] stack backtrace: [ 328.440347][ C1] CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 328.440350][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 328.440352][ C1] Call Trace: [ 328.440353][ C1] [ 328.440355][ C1] dump_stack_lvl+0x6f/0xa0 [ 328.440360][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 328.440363][ C1] mark_lock_irq+0x4e3/0x9c0 [ 328.440365][ C1] ? kthread+0x367/0x460 [ 328.440369][ C1] ? save_trace+0x68/0x280 [ 328.440370][ C1] ? __lock_acquire+0x508/0xc10 [ 328.440372][ C1] mark_lock+0x1d7/0xa00 [ 328.440374][ C1] mark_usage+0x42/0x170 [ 328.440375][ C1] __lock_acquire+0x378/0xc10 [ 328.440377][ C1] ? rcu_is_watching+0x15/0xd0 [ 328.440380][ C1] lock_acquire.part.0+0xbc/0x260 [ 328.440381][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 328.440384][ C1] ? rcu_is_watching+0x15/0xd0 [ 328.440386][ C1] ? lock_acquire+0x134/0x160 [ 328.440388][ C1] _raw_spin_lock+0x33/0x40 [ 328.440389][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 328.440391][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 328.440393][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 328.440394][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 328.440396][ C1] rcu_do_batch+0x2b6/0x1020 [ 328.440399][ C1] ? rcu_is_watching+0x15/0xd0 [ 328.440400][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 328.440402][ C1] ? finish_task_switch.isra.0+0x216/0x990 [ 328.440404][ C1] ? rcu_is_watching+0x15/0xd0 [ 328.440406][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 328.440409][ C1] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 328.440410][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 328.440412][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 328.440415][ C1] rcu_core+0x2bf/0x640 [ 328.440417][ C1] handle_softirqs+0x1d8/0x940 [ 328.440418][ C1] ? find_held_lock+0x2b/0x80 [ 328.440421][ C1] ? _local_bh_enable+0xd0/0xd0 [ 328.440423][ C1] ? rcu_is_watching+0x15/0xd0 [ 328.440425][ C1] run_ksoftirqd+0x39/0x60 [ 328.440426][ C1] smpboot_thread_fn+0x2fb/0x9b0 [ 328.440429][ C1] ? sort_range+0x20/0x20 [ 328.440431][ C1] kthread+0x367/0x460 [ 328.440432][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 328.440434][ C1] ? kthread_affine_node+0x330/0x330 [ 328.440435][ C1] ret_from_fork+0x474/0x6b0 [ 328.440438][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 328.440440][ C1] ? __switch_to+0x5a3/0xe00 [ 328.440443][ C1] ? kthread_affine_node+0x330/0x330 [ 328.440445][ C1] ret_from_fork_asm+0x11/0x20 [ 328.440448][ C1] [ 344.228217][ T3852] br: port 3(veth4) entered disabled state [ 344.228589][ T3852] veth4: left allmulticast mode [ 344.228725][ T3852] veth4: left promiscuous mode [ 344.228929][ T3852] br: port 3(veth4) entered disabled state [ 344.248986][ T3854] br: port 2(veth3) entered disabled state [ 344.249900][ T3854] veth3: left allmulticast mode [ 344.249997][ T3854] veth3: left promiscuous mode [ 344.250150][ T3854] br: port 2(veth3) entered disabled state [ 344.273468][ T3856] br: port 1(veth1) entered disabled state [ 344.273774][ T3856] veth1: left allmulticast mode [ 344.273917][ T3856] veth1: left promiscuous mode [ 344.274552][ T3856] br: port 1(veth1) entered disabled state