[ 323.310211][ T2882] br: port 1(veth1) entered blocking state [ 323.310416][ T2882] br: port 1(veth1) entered disabled state [ 323.310591][ T2882] veth1: entered allmulticast mode [ 323.311998][ T2882] veth1: entered promiscuous mode [ 323.314414][ T39] br: port 1(veth1) entered blocking state [ 323.314590][ T39] br: port 1(veth1) entered forwarding state [ 323.361034][ T2888] br: port 2(veth3) entered blocking state [ 323.361220][ T2888] br: port 2(veth3) entered disabled state [ 323.361389][ T2888] veth3: entered allmulticast mode [ 323.362748][ T2888] veth3: entered promiscuous mode [ 323.364825][ T59] br: port 2(veth3) entered blocking state [ 323.365072][ T59] br: port 2(veth3) entered forwarding state [ 323.404101][ T2893] br: port 3(veth4) entered blocking state [ 323.404280][ T2893] br: port 3(veth4) entered disabled state [ 323.404467][ T2893] veth4: entered allmulticast mode [ 323.405805][ T2893] veth4: entered promiscuous mode [ 323.406859][ T36] br: port 3(veth4) entered blocking state [ 323.407043][ T36] br: port 3(veth4) entered forwarding state [ 391.413164][ C0] clocksource: Watchdog remote CPU 1 read timed out [ 400.770850][ T3326] Mirror/redirect action on [ 413.978326][ C1] [ 413.978418][ C1] ================================ [ 413.978524][ C1] WARNING: inconsistent lock state [ 413.978622][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 413.978715][ C1] -------------------------------- [ 413.978813][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 413.978926][ C1] swapper/1/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 413.979041][ C1] ffffffffc08347b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 413.979231][ C1] {SOFTIRQ-ON-W} state was registered at: [ 413.979322][ C1] __lock_acquire+0x378/0xc10 [ 413.979423][ C1] lock_acquire.part.0+0xbc/0x260 [ 413.979516][ C1] _raw_spin_lock+0x33/0x40 [ 413.979612][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 413.979729][ C1] tcf_action_init_1+0x428/0x6b0 [ 413.979820][ C1] tcf_action_init+0x3cf/0x890 [ 413.979916][ C1] tcf_exts_validate_ex+0x411/0x670 [ 413.980010][ C1] mall_change+0x3cd/0xe9b [cls_matchall] [ 413.980124][ C1] tc_new_tfilter+0x875/0x21e0 [ 413.980216][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 413.980307][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 413.980396][ C1] netlink_unicast+0x486/0x750 [ 413.980481][ C1] netlink_sendmsg+0x735/0xc60 [ 413.980567][ C1] ____sys_sendmsg+0x419/0x850 [ 413.980661][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 413.980749][ C1] __sys_sendmsg+0x145/0x1f0 [ 413.980835][ C1] do_syscall_64+0x117/0x590 [ 413.980919][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 413.981026][ C1] irq event stamp: 13796538 [ 413.981123][ C1] hardirqs last enabled at (13796538): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 413.981304][ C1] hardirqs last disabled at (13796537): [] _raw_spin_lock_irqsave+0x50/0x60 [ 413.981486][ C1] softirqs last enabled at (13795444): [] handle_softirqs+0x611/0x940 [ 413.981649][ C1] softirqs last disabled at (13795469): [] __irq_exit_rcu+0x103/0x1c0 [ 413.981810][ C1] [ 413.981810][ C1] other info that might help us debug this: [ 413.981941][ C1] Possible unsafe locking scenario: [ 413.981941][ C1] [ 413.982114][ C1] CPU0 [ 413.982177][ C1] ---- [ 413.982240][ C1] lock(mirred_list_lock); [ 413.982325][ C1] [ 413.982390][ C1] lock(mirred_list_lock); [ 413.982524][ C1] [ 413.982524][ C1] *** DEADLOCK *** [ 413.982524][ C1] [ 413.982657][ C1] 1 lock held by swapper/1/0: [ 413.982742][ C1] #0: ffffffff94d77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 413.982942][ C1] [ 413.982942][ C1] stack backtrace: [ 413.983048][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 413.983050][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 413.983052][ C1] Call Trace: [ 413.983054][ C1] [ 413.983056][ C1] dump_stack_lvl+0x6f/0xa0 [ 413.983060][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 413.983063][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 413.983066][ C1] mark_lock_irq+0x4e3/0x9c0 [ 413.983068][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 413.983070][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 413.983072][ C1] ? save_trace+0x68/0x280 [ 413.983075][ C1] mark_lock+0x1d7/0xa00 [ 413.983076][ C1] mark_usage+0x42/0x170 [ 413.983078][ C1] __lock_acquire+0x378/0xc10 [ 413.983079][ C1] ? rcu_is_watching+0x15/0xd0 [ 413.983081][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 413.983085][ C1] lock_acquire.part.0+0xbc/0x260 [ 413.983087][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 413.983089][ C1] ? rcu_is_watching+0x15/0xd0 [ 413.983090][ C1] ? lock_acquire+0x134/0x160 [ 413.983092][ C1] _raw_spin_lock+0x33/0x40 [ 413.983094][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 413.983096][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 413.983098][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 413.983099][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 413.983101][ C1] rcu_do_batch+0x2b6/0x1020 [ 413.983104][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 413.983106][ C1] ? rcu_is_watching+0x15/0xd0 [ 413.983107][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 413.983109][ C1] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 413.983111][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 413.983112][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 413.983114][ C1] rcu_core+0x2bf/0x640 [ 413.983116][ C1] handle_softirqs+0x1d8/0x940 [ 413.983118][ C1] ? find_held_lock+0x2b/0x80 [ 413.983120][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 413.983122][ C1] ? _local_bh_enable+0xd0/0xd0 [ 413.983124][ C1] __irq_exit_rcu+0x103/0x1c0 [ 413.983125][ C1] irq_exit_rcu+0xe/0x30 [ 413.983127][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 413.983129][ C1] [ 413.983129][ C1] [ 413.983130][ C1] ? rcu_is_watching+0x15/0xd0 [ 413.983132][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 413.983133][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 413.983136][ 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 [ 413.983137][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000296 [ 413.983140][ C1] RAX: 0000000000d2808b RBX: ff11000001bb2340 RCX: ffffffff91ad9667 [ 413.983141][ C1] RDX: ff11000001bb2340 RSI: ffffffff94801bcb RDI: ffffffff9426f6c0 [ 413.983142][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 413.983143][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc0 [ 413.983144][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 413.983145][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 413.983148][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 413.983150][ C1] default_idle+0x9/0x10 [ 413.983152][ C1] default_idle_call+0x6e/0xb0 [ 413.983154][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 413.983155][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 413.983157][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 413.983159][ C1] ? flush_smp_call_function_queue+0x1a/0x160 [ 413.983161][ C1] ? rcu_is_watching+0x15/0xd0 [ 413.983163][ C1] do_idle+0xf5/0x160 [ 413.983165][ C1] cpu_startup_entry+0x53/0x70 [ 413.983166][ C1] start_secondary+0x204/0x2b0 [ 413.983168][ C1] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 413.983170][ C1] common_startup_64+0x13e/0x148 [ 413.983174][ C1] [ 429.750681][ T3504] br: port 3(veth4) entered disabled state [ 429.751005][ T3504] veth4: left allmulticast mode [ 429.751098][ T3504] veth4: left promiscuous mode [ 429.751239][ T3504] br: port 3(veth4) entered disabled state [ 429.772322][ T3506] br: port 2(veth3) entered disabled state [ 429.772670][ T3506] veth3: left allmulticast mode [ 429.772817][ T3506] veth3: left promiscuous mode [ 429.773067][ T3506] br: port 2(veth3) entered disabled state [ 429.793355][ T3508] br: port 1(veth1) entered disabled state [ 429.793652][ T3508] veth1: left allmulticast mode [ 429.793791][ T3508] veth1: left promiscuous mode [ 429.794000][ T3508] br: port 1(veth1) entered disabled state