[ 335.759430][ T2890] br: port 1(veth1) entered blocking state [ 335.759649][ T2890] br: port 1(veth1) entered disabled state [ 335.759819][ T2890] veth1: entered allmulticast mode [ 335.770889][ T2890] veth1: entered promiscuous mode [ 335.772918][ T36] br: port 1(veth1) entered blocking state [ 335.773090][ T36] br: port 1(veth1) entered forwarding state [ 335.828412][ T2896] br: port 2(veth3) entered blocking state [ 335.828731][ T2896] br: port 2(veth3) entered disabled state [ 335.829027][ T2896] veth3: entered allmulticast mode [ 335.830747][ T2896] veth3: entered promiscuous mode [ 335.832149][ T36] br: port 2(veth3) entered blocking state [ 335.832422][ T36] br: port 2(veth3) entered forwarding state [ 335.889270][ T2901] br: port 3(veth4) entered blocking state [ 335.889464][ T2901] br: port 3(veth4) entered disabled state [ 335.889646][ T2901] veth4: entered allmulticast mode [ 335.891288][ T2901] veth4: entered promiscuous mode [ 335.893274][ T39] br: port 3(veth4) entered blocking state [ 335.893579][ T39] br: port 3(veth4) entered forwarding state [ 415.293897][ T3340] Mirror/redirect action on [ 428.637544][ C1] [ 428.637637][ C1] ================================ [ 428.637744][ C1] WARNING: inconsistent lock state [ 428.637835][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 428.637933][ C1] -------------------------------- [ 428.638021][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 428.638125][ C1] swapper/1/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 428.638234][ C1] ffffffffc08777b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 428.638428][ C1] {SOFTIRQ-ON-W} state was registered at: [ 428.638517][ C1] __lock_acquire+0x378/0xc10 [ 428.638611][ C1] lock_acquire.part.0+0xbc/0x260 [ 428.638697][ C1] _raw_spin_lock+0x33/0x40 [ 428.638785][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 428.638893][ C1] tcf_action_init_1+0x428/0x6b0 [ 428.638988][ C1] tcf_action_init+0x3cf/0x890 [ 428.639077][ C1] tcf_exts_validate_ex+0x411/0x670 [ 428.639168][ C1] mall_change+0x3cd/0xe9b [cls_matchall] [ 428.639279][ C1] tc_new_tfilter+0x875/0x21e0 [ 428.639370][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 428.639463][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 428.639562][ C1] netlink_unicast+0x486/0x750 [ 428.639651][ C1] netlink_sendmsg+0x735/0xc60 [ 428.639737][ C1] ____sys_sendmsg+0x419/0x850 [ 428.639826][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 428.639915][ C1] __sys_sendmsg+0x145/0x1f0 [ 428.640011][ C1] do_syscall_64+0x117/0x590 [ 428.640103][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 428.640211][ C1] irq event stamp: 9492930 [ 428.640296][ C1] hardirqs last enabled at (9492930): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 428.640469][ C1] hardirqs last disabled at (9492929): [] _raw_spin_lock_irqsave+0x50/0x60 [ 428.640639][ C1] softirqs last enabled at (9492794): [] handle_softirqs+0x611/0x940 [ 428.640787][ C1] softirqs last disabled at (9492845): [] __irq_exit_rcu+0x103/0x1c0 [ 428.640942][ C1] [ 428.640942][ C1] other info that might help us debug this: [ 428.641065][ C1] Possible unsafe locking scenario: [ 428.641065][ C1] [ 428.641186][ C1] CPU0 [ 428.641249][ C1] ---- [ 428.641314][ C1] lock(mirred_list_lock); [ 428.641397][ C1] [ 428.641459][ C1] lock(mirred_list_lock); [ 428.641542][ C1] [ 428.641542][ C1] *** DEADLOCK *** [ 428.641542][ C1] [ 428.641669][ C1] 1 lock held by swapper/1/0: [ 428.641758][ C1] #0: ffffffff89177c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 428.641925][ C1] [ 428.641925][ C1] stack backtrace: [ 428.642037][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 428.642040][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 428.642042][ C1] Call Trace: [ 428.642043][ C1] [ 428.642045][ C1] dump_stack_lvl+0x6f/0xa0 [ 428.642050][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 428.642053][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 428.642056][ C1] mark_lock_irq+0x4e3/0x9c0 [ 428.642058][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 428.642060][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 428.642062][ C1] ? save_trace+0x68/0x280 [ 428.642064][ C1] mark_lock+0x1d7/0xa00 [ 428.642066][ C1] mark_usage+0x42/0x170 [ 428.642067][ C1] __lock_acquire+0x378/0xc10 [ 428.642069][ C1] ? rcu_is_watching+0x15/0xd0 [ 428.642071][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 428.642074][ C1] lock_acquire.part.0+0xbc/0x260 [ 428.642076][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 428.642078][ C1] ? rcu_is_watching+0x15/0xd0 [ 428.642079][ C1] ? lock_acquire+0x134/0x160 [ 428.642081][ C1] _raw_spin_lock+0x33/0x40 [ 428.642083][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 428.642084][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 428.642086][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 428.642088][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 428.642090][ C1] rcu_do_batch+0x2b6/0x1020 [ 428.642092][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 428.642094][ C1] ? rcu_is_watching+0x15/0xd0 [ 428.642096][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 428.642097][ C1] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 428.642099][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 428.642100][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 428.642102][ C1] rcu_core+0x2bf/0x640 [ 428.642104][ C1] handle_softirqs+0x1d8/0x940 [ 428.642106][ C1] ? find_held_lock+0x2b/0x80 [ 428.642109][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 428.642110][ C1] ? _local_bh_enable+0xd0/0xd0 [ 428.642112][ C1] __irq_exit_rcu+0x103/0x1c0 [ 428.642114][ C1] irq_exit_rcu+0xe/0x30 [ 428.642115][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 428.642117][ C1] [ 428.642118][ C1] [ 428.642119][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 428.642120][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 428.642123][ 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 [ 428.642125][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000296 [ 428.642127][ C1] RAX: 000000000090d969 RBX: ff11000001bb2340 RCX: ffffffff85ed9667 [ 428.642128][ C1] RDX: ff11000001bb2340 RSI: ffffffff88c01bcb RDI: ffffffff8866f6c0 [ 428.642129][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 428.642130][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc0 [ 428.642131][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 428.642132][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 428.642135][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 428.642137][ C1] default_idle+0x9/0x10 [ 428.642139][ C1] default_idle_call+0x6e/0xb0 [ 428.642141][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 428.642142][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 428.642144][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 428.642146][ C1] ? rcu_is_watching+0x15/0xd0 [ 428.642148][ C1] do_idle+0xf5/0x160 [ 428.642150][ C1] cpu_startup_entry+0x53/0x70 [ 428.642151][ C1] start_secondary+0x204/0x2b0 [ 428.642153][ C1] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 428.642155][ C1] common_startup_64+0x13e/0x148 [ 428.642159][ C1] [ 444.438249][ T3517] br: port 3(veth4) entered disabled state [ 444.438578][ T3517] veth4: left allmulticast mode [ 444.438671][ T3517] veth4: left promiscuous mode [ 444.438809][ T3517] br: port 3(veth4) entered disabled state [ 444.459845][ T3519] br: port 2(veth3) entered disabled state [ 444.460117][ T3519] veth3: left allmulticast mode [ 444.460206][ T3519] veth3: left promiscuous mode [ 444.460349][ T3519] br: port 2(veth3) entered disabled state [ 444.491440][ T3521] br: port 1(veth1) entered disabled state [ 444.491893][ T3521] veth1: left allmulticast mode [ 444.492065][ T3521] veth1: left promiscuous mode [ 444.492331][ T3521] br: port 1(veth1) entered disabled state