[ 576.599184][T18291] br1: port 1(veth1) entered blocking state [ 576.599406][T18291] br1: port 1(veth1) entered disabled state [ 576.599592][T18291] veth1: entered allmulticast mode [ 576.601146][T18291] veth1: entered promiscuous mode [ 576.630530][ T58] br1: port 1(veth1) entered blocking state [ 576.630748][ T58] br1: port 1(veth1) entered forwarding state [ 576.661407][T18293] br1: port 2(veth2) entered blocking state [ 576.661629][T18293] br1: port 2(veth2) entered disabled state [ 576.661889][T18293] veth2: entered allmulticast mode [ 576.663734][T18293] veth2: entered promiscuous mode [ 576.695960][ T58] br1: port 2(veth2) entered blocking state [ 576.696187][ T58] br1: port 2(veth2) entered forwarding state [ 582.757629][T18348] Mirror/redirect action on [ 589.638354][ C1] [ 589.638456][ C1] ================================ [ 589.638545][ C1] WARNING: inconsistent lock state [ 589.638626][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 589.638717][ C1] -------------------------------- [ 589.638818][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 589.638934][ C1] swapper/1/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 589.639037][ C1] ffffffffc087f7b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 589.639195][ C1] {SOFTIRQ-ON-W} state was registered at: [ 589.639274][ C1] __lock_acquire+0x378/0xc10 [ 589.639363][ C1] lock_acquire.part.0+0xbc/0x260 [ 589.639446][ C1] _raw_spin_lock+0x33/0x40 [ 589.639529][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 589.639622][ C1] tcf_action_init_1+0x428/0x6b0 [ 589.639696][ C1] tcf_action_init+0x3cf/0x890 [ 589.639769][ C1] tcf_exts_validate_ex+0x411/0x670 [ 589.639842][ C1] mall_change+0x3cd/0xe9b [cls_matchall] [ 589.639935][ C1] tc_new_tfilter+0x875/0x21e0 [ 589.640015][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 589.640088][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 589.640165][ C1] netlink_unicast+0x486/0x750 [ 589.640239][ C1] netlink_sendmsg+0x735/0xc60 [ 589.640312][ C1] ____sys_sendmsg+0x419/0x850 [ 589.640387][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 589.640460][ C1] __sys_sendmsg+0x145/0x1f0 [ 589.640535][ C1] do_syscall_64+0x117/0x590 [ 589.640617][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 589.640711][ C1] irq event stamp: 24441706 [ 589.640798][ C1] hardirqs last enabled at (24441706): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 589.640950][ C1] hardirqs last disabled at (24441705): [] _raw_spin_lock_irqsave+0x50/0x60 [ 589.641116][ C1] softirqs last enabled at (24441634): [] handle_softirqs+0x611/0x940 [ 589.641244][ C1] softirqs last disabled at (24441663): [] __irq_exit_rcu+0x103/0x1c0 [ 589.641386][ C1] [ 589.641386][ C1] other info that might help us debug this: [ 589.641494][ C1] Possible unsafe locking scenario: [ 589.641494][ C1] [ 589.641607][ C1] CPU0 [ 589.641666][ C1] ---- [ 589.641722][ C1] lock(mirred_list_lock); [ 589.641799][ C1] [ 589.641858][ C1] lock(mirred_list_lock); [ 589.641933][ C1] [ 589.641933][ C1] *** DEADLOCK *** [ 589.641933][ C1] [ 589.642053][ C1] 1 lock held by swapper/1/0: [ 589.642133][ C1] #0: ffffffffaef77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 589.642275][ C1] [ 589.642275][ C1] stack backtrace: [ 589.642380][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 589.642383][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 589.642385][ C1] Call Trace: [ 589.642387][ C1] [ 589.642389][ C1] dump_stack_lvl+0x6f/0xa0 [ 589.642394][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 589.642397][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 589.642400][ C1] mark_lock_irq+0x4e3/0x9c0 [ 589.642402][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 589.642405][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 589.642407][ C1] ? save_trace+0x68/0x280 [ 589.642409][ C1] mark_lock+0x1d7/0xa00 [ 589.642411][ C1] mark_usage+0x42/0x170 [ 589.642412][ C1] __lock_acquire+0x378/0xc10 [ 589.642413][ C1] ? rcu_is_watching+0x15/0xd0 [ 589.642415][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 589.642420][ C1] lock_acquire.part.0+0xbc/0x260 [ 589.642421][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 589.642423][ C1] ? rcu_is_watching+0x15/0xd0 [ 589.642425][ C1] ? lock_acquire+0x134/0x160 [ 589.642427][ C1] _raw_spin_lock+0x33/0x40 [ 589.642429][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 589.642430][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 589.642432][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 589.642434][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 589.642436][ C1] rcu_do_batch+0x2b6/0x1020 [ 589.642438][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 589.642440][ C1] ? rcu_is_watching+0x15/0xd0 [ 589.642442][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 589.642444][ C1] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 589.642445][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 589.642447][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 589.642449][ C1] rcu_core+0x2bf/0x640 [ 589.642450][ C1] handle_softirqs+0x1d8/0x940 [ 589.642452][ C1] ? find_held_lock+0x2b/0x80 [ 589.642455][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 589.642456][ C1] ? _local_bh_enable+0xd0/0xd0 [ 589.642458][ C1] __irq_exit_rcu+0x103/0x1c0 [ 589.642460][ C1] irq_exit_rcu+0xe/0x30 [ 589.642461][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 589.642463][ C1] [ 589.642463][ C1] [ 589.642464][ C1] ? rcu_is_watching+0x15/0xd0 [ 589.642466][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 589.642468][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 589.642470][ C1] Code: 48 8b 3d 44 d3 00 02 e8 1f 00 00 00 48 2b 05 c8 71 a3 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 f4 22 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 589.642472][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000296 [ 589.642474][ C1] RAX: 000000000174f33d RBX: ff11000001bb2340 RCX: ffffffffabcd9667 [ 589.642476][ C1] RDX: ff11000001bb2340 RSI: ffffffffaea01bcb RDI: ffffffffae46f6c0 [ 589.642477][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 589.642478][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc0 [ 589.642478][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 589.642480][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 589.642483][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 589.642485][ C1] default_idle+0x9/0x10 [ 589.642486][ C1] default_idle_call+0x6e/0xb0 [ 589.642488][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 589.642490][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 589.642492][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 589.642495][ C1] ? rcu_is_watching+0x15/0xd0 [ 589.642498][ C1] do_idle+0xf5/0x160 [ 589.642501][ C1] cpu_startup_entry+0x53/0x70 [ 589.642502][ C1] start_secondary+0x204/0x2b0 [ 589.642504][ C1] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 589.642506][ C1] common_startup_64+0x13e/0x148 [ 589.642510][ C1] [ 609.447544][T18537] br1: port 1(veth1) entered disabled state [ 609.462392][T18538] br1: port 2(veth2) entered disabled state [ 609.476899][T18539] veth2: left allmulticast mode [ 609.477040][T18539] veth2: left promiscuous mode [ 609.477256][T18539] br1: port 2(veth2) entered disabled state [ 609.479469][T18539] veth1: left allmulticast mode [ 609.479592][T18539] veth1: left promiscuous mode [ 609.479749][T18539] br1: port 1(veth1) entered disabled state