[ 109.533850][ T2499] br: port 1(veth1) entered blocking state [ 109.534209][ T2499] br: port 1(veth1) entered disabled state [ 109.534467][ T2499] veth1: entered allmulticast mode [ 109.535980][ T2499] veth1: entered promiscuous mode [ 109.538337][ T60] br: port 1(veth1) entered blocking state [ 109.538511][ T60] br: port 1(veth1) entered forwarding state [ 109.596145][ T2504] br: port 2(veth3) entered blocking state [ 109.596495][ T2504] br: port 2(veth3) entered disabled state [ 109.596835][ T2504] veth3: entered allmulticast mode [ 109.599790][ T2504] veth3: entered promiscuous mode [ 109.602597][ T61] br: port 2(veth3) entered blocking state [ 109.602922][ T61] br: port 2(veth3) entered forwarding state [ 109.670090][ T2509] br: port 3(veth4) entered blocking state [ 109.670450][ T2509] br: port 3(veth4) entered disabled state [ 109.670787][ T2509] veth4: entered allmulticast mode [ 109.673927][ T2509] veth4: entered promiscuous mode [ 109.676604][ T61] br: port 3(veth4) entered blocking state [ 109.676922][ T61] br: port 3(veth4) entered forwarding state [ 188.534799][ T2947] Mirror/redirect action on [ 201.791197][ C1] [ 201.791291][ C1] ================================ [ 201.791396][ C1] WARNING: inconsistent lock state [ 201.791488][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 201.791577][ C1] -------------------------------- [ 201.791665][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 201.791770][ C1] ksoftirqd/1/23 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 201.791880][ C1] ffffffffc03d17b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 201.792061][ C1] {SOFTIRQ-ON-W} state was registered at: [ 201.792146][ C1] __lock_acquire+0x378/0xc10 [ 201.792237][ C1] lock_acquire.part.0+0xbc/0x260 [ 201.792324][ C1] _raw_spin_lock+0x33/0x40 [ 201.792407][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 201.792510][ C1] tcf_action_init_1+0x428/0x6b0 [ 201.792594][ C1] tcf_action_init+0x3cf/0x890 [ 201.792674][ C1] tcf_exts_validate_ex+0x411/0x670 [ 201.792760][ C1] mall_change+0x3cd/0xe9b [cls_matchall] [ 201.792871][ C1] tc_new_tfilter+0x875/0x21e0 [ 201.792954][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 201.793039][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 201.793128][ C1] netlink_unicast+0x486/0x750 [ 201.793208][ C1] netlink_sendmsg+0x735/0xc60 [ 201.793290][ C1] ____sys_sendmsg+0x419/0x850 [ 201.793372][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 201.793453][ C1] __sys_sendmsg+0x145/0x1f0 [ 201.793533][ C1] do_syscall_64+0x117/0x590 [ 201.793654][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 201.793754][ C1] irq event stamp: 2234618 [ 201.793837][ C1] hardirqs last enabled at (2234618): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 201.794051][ C1] hardirqs last disabled at (2234617): [] _raw_spin_lock_irqsave+0x50/0x60 [ 201.794211][ C1] softirqs last enabled at (2234378): [] handle_softirqs+0x611/0x940 [ 201.794393][ C1] softirqs last disabled at (2234383): [] run_ksoftirqd+0x39/0x60 [ 201.794537][ C1] [ 201.794537][ C1] other info that might help us debug this: [ 201.794658][ C1] Possible unsafe locking scenario: [ 201.794658][ C1] [ 201.794818][ C1] CPU0 [ 201.794882][ C1] ---- [ 201.794944][ C1] lock(mirred_list_lock); [ 201.795026][ C1] [ 201.795087][ C1] lock(mirred_list_lock); [ 201.795171][ C1] [ 201.795171][ C1] *** DEADLOCK *** [ 201.795171][ C1] [ 201.795288][ C1] 1 lock held by ksoftirqd/1/23: [ 201.795371][ C1] #0: ffffffff89b77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 201.795561][ C1] [ 201.795561][ C1] stack backtrace: [ 201.795663][ C1] CPU: 1 UID: 0 PID: 23 Comm: ksoftirqd/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 201.795666][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 201.795668][ C1] Call Trace: [ 201.795670][ C1] [ 201.795671][ C1] dump_stack_lvl+0x6f/0xa0 [ 201.795676][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 201.795679][ C1] mark_lock_irq+0x4e3/0x9c0 [ 201.795681][ C1] ? kthread+0x367/0x460 [ 201.795685][ C1] ? save_trace+0x68/0x280 [ 201.795686][ C1] ? __lock_acquire+0x508/0xc10 [ 201.795688][ C1] mark_lock+0x1d7/0xa00 [ 201.795690][ C1] mark_usage+0x42/0x170 [ 201.795691][ C1] __lock_acquire+0x378/0xc10 [ 201.795693][ C1] ? rcu_is_watching+0x15/0xd0 [ 201.795696][ C1] lock_acquire.part.0+0xbc/0x260 [ 201.795698][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 201.795700][ C1] ? rcu_is_watching+0x15/0xd0 [ 201.795702][ C1] ? lock_acquire+0x134/0x160 [ 201.795704][ C1] _raw_spin_lock+0x33/0x40 [ 201.795705][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 201.795707][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 201.795709][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 201.795710][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 201.795712][ C1] rcu_do_batch+0x2b6/0x1020 [ 201.795715][ C1] ? rcu_is_watching+0x15/0xd0 [ 201.795716][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 201.795718][ C1] ? finish_task_switch.isra.0+0x216/0x990 [ 201.795721][ C1] ? rcu_is_watching+0x15/0xd0 [ 201.795722][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 201.795725][ C1] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 201.795727][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 201.795728][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 201.795731][ C1] rcu_core+0x2bf/0x640 [ 201.795733][ C1] handle_softirqs+0x1d8/0x940 [ 201.795734][ C1] ? find_held_lock+0x2b/0x80 [ 201.795737][ C1] ? _local_bh_enable+0xd0/0xd0 [ 201.795739][ C1] ? rcu_is_watching+0x15/0xd0 [ 201.795741][ C1] run_ksoftirqd+0x39/0x60 [ 201.795742][ C1] smpboot_thread_fn+0x2fb/0x9b0 [ 201.795745][ C1] ? sort_range+0x20/0x20 [ 201.795747][ C1] kthread+0x367/0x460 [ 201.795748][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 201.795750][ C1] ? kthread_affine_node+0x330/0x330 [ 201.795752][ C1] ret_from_fork+0x474/0x6b0 [ 201.795755][ C1] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 201.795757][ C1] ? __switch_to+0x5a3/0xe00 [ 201.795759][ C1] ? kthread_affine_node+0x330/0x330 [ 201.795761][ C1] ret_from_fork_asm+0x11/0x20 [ 201.795765][ C1] [ 217.564158][ T3124] br: port 3(veth4) entered disabled state [ 217.564599][ T3124] veth4: left allmulticast mode [ 217.564714][ T3124] veth4: left promiscuous mode [ 217.564914][ T3124] br: port 3(veth4) entered disabled state [ 217.593958][ T3126] br: port 2(veth3) entered disabled state [ 217.594219][ T3126] veth3: left allmulticast mode [ 217.594299][ T3126] veth3: left promiscuous mode [ 217.594435][ T3126] br: port 2(veth3) entered disabled state [ 217.632037][ T3128] br: port 1(veth1) entered disabled state [ 217.632413][ T3128] veth1: left allmulticast mode [ 217.632541][ T3128] veth1: left promiscuous mode [ 217.632735][ T3128] br: port 1(veth1) entered disabled state