[ 178.602233][ T2720] br1: port 1(veth1) entered blocking state [ 178.602444][ T2720] br1: port 1(veth1) entered disabled state [ 178.602630][ T2720] veth1: entered allmulticast mode [ 178.604010][ T2720] veth1: entered promiscuous mode [ 178.634631][ T689] br1: port 1(veth1) entered blocking state [ 178.634961][ T689] br1: port 1(veth1) entered forwarding state [ 178.653699][ T2722] br1: port 2(veth2) entered blocking state [ 178.653892][ T2722] br1: port 2(veth2) entered disabled state [ 178.654065][ T2722] veth2: entered allmulticast mode [ 178.655461][ T2722] veth2: entered promiscuous mode [ 178.689144][ T38] br1: port 2(veth2) entered blocking state [ 178.689457][ T38] br1: port 2(veth2) entered forwarding state [ 184.766664][ T2777] Mirror/redirect action on [ 191.636571][ C2] [ 191.636679][ C2] ================================ [ 191.636802][ C2] WARNING: inconsistent lock state [ 191.636922][ C2] 7.1.0-rc5-virtme #1 Not tainted [ 191.637040][ C2] -------------------------------- [ 191.637152][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 191.637299][ C2] swapper/2/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 191.637446][ C2] ffffffffc06b67b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 191.637687][ C2] {SOFTIRQ-ON-W} state was registered at: [ 191.637804][ C2] __lock_acquire+0x378/0xc10 [ 191.637930][ C2] lock_acquire.part.0+0xbc/0x260 [ 191.638050][ C2] _raw_spin_lock+0x33/0x40 [ 191.638169][ C2] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 191.638318][ C2] tcf_action_init_1+0x428/0x6b0 [ 191.638438][ C2] tcf_action_init+0x3cf/0x890 [ 191.638556][ C2] tcf_exts_validate_ex+0x411/0x670 [ 191.638673][ C2] mall_change+0x3cd/0xe9b [cls_matchall] [ 191.638821][ C2] tc_new_tfilter+0x875/0x21e0 [ 191.638941][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 191.639058][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 191.639176][ C2] netlink_unicast+0x486/0x750 [ 191.639299][ C2] netlink_sendmsg+0x735/0xc60 [ 191.639417][ C2] ____sys_sendmsg+0x419/0x850 [ 191.639535][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 191.639656][ C2] __sys_sendmsg+0x145/0x1f0 [ 191.639779][ C2] do_syscall_64+0x117/0x590 [ 191.639901][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 191.640053][ C2] irq event stamp: 5364642 [ 191.640169][ C2] hardirqs last enabled at (5364642): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 191.640402][ C2] hardirqs last disabled at (5364641): [] _raw_spin_lock_irqsave+0x50/0x60 [ 191.640635][ C2] softirqs last enabled at (5364560): [] handle_softirqs+0x611/0x940 [ 191.640843][ C2] softirqs last disabled at (5364567): [] __irq_exit_rcu+0x103/0x1c0 [ 191.641047][ C2] [ 191.641047][ C2] other info that might help us debug this: [ 191.641227][ C2] Possible unsafe locking scenario: [ 191.641227][ C2] [ 191.641405][ C2] CPU0 [ 191.641498][ C2] ---- [ 191.641591][ C2] lock(mirred_list_lock); [ 191.641713][ C2] [ 191.641804][ C2] lock(mirred_list_lock); [ 191.641923][ C2] [ 191.641923][ C2] *** DEADLOCK *** [ 191.641923][ C2] [ 191.642097][ C2] 1 lock held by swapper/2/0: [ 191.642221][ C2] #0: ffffffffb7177c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 191.642437][ C2] [ 191.642437][ C2] stack backtrace: [ 191.642585][ C2] CPU: 2 UID: 0 PID: 0 Comm: swapper/2 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 191.642588][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 191.642591][ C2] Call Trace: [ 191.642593][ C2] [ 191.642595][ C2] dump_stack_lvl+0x6f/0xa0 [ 191.642601][ C2] print_usage_bug.part.0.cold+0xa9/0xb7 [ 191.642604][ C2] ? filter_irq_stacks+0xd0/0xd0 [ 191.642608][ C2] mark_lock_irq+0x4e3/0x9c0 [ 191.642611][ C2] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 191.642614][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 191.642617][ C2] ? save_trace+0x68/0x280 [ 191.642621][ C2] mark_lock+0x1d7/0xa00 [ 191.642623][ C2] mark_usage+0x42/0x170 [ 191.642626][ C2] __lock_acquire+0x378/0xc10 [ 191.642628][ C2] ? rcu_is_watching+0x15/0xd0 [ 191.642630][ C2] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 191.642636][ C2] lock_acquire.part.0+0xbc/0x260 [ 191.642638][ C2] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 191.642642][ C2] ? rcu_is_watching+0x15/0xd0 [ 191.642644][ C2] ? lock_acquire+0x134/0x160 [ 191.642647][ C2] _raw_spin_lock+0x33/0x40 [ 191.642650][ C2] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 191.642652][ C2] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 191.642655][ C2] tcf_action_rcu_free+0x74/0x1a0 [ 191.642658][ C2] ? rcu_do_batch+0x2b4/0x1020 [ 191.642660][ C2] rcu_do_batch+0x2b6/0x1020 [ 191.642664][ C2] ? trace_rcu_batch_end+0x330/0x330 [ 191.642667][ C2] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 191.642670][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 191.642672][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 191.642674][ C2] ? lockdep_hardirqs_on+0x8c/0x130 [ 191.642676][ C2] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 191.642678][ C2] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 191.642682][ C2] rcu_core+0x2bf/0x640 [ 191.642684][ C2] handle_softirqs+0x1d8/0x940 [ 191.642687][ C2] ? find_held_lock+0x2b/0x80 [ 191.642690][ C2] ? __lock_release.isra.0+0x6b/0x1a0 [ 191.642692][ C2] ? _local_bh_enable+0xd0/0xd0 [ 191.642696][ C2] __irq_exit_rcu+0x103/0x1c0 [ 191.642698][ C2] irq_exit_rcu+0xe/0x30 [ 191.642700][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 191.642702][ C2] [ 191.642703][ C2] [ 191.642704][ C2] ? rcu_is_watching+0x15/0xd0 [ 191.642706][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 191.642708][ C2] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 191.642711][ C2] 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 [ 191.642714][ C2] RSP: 0018:ffa0000000157de8 EFLAGS: 00000296 [ 191.642717][ C2] RAX: 000000000051db55 RBX: ff11000001bb4640 RCX: ffffffffb3ed9667 [ 191.642719][ C2] RDX: ff11000001bb4640 RSI: ffffffffb6c01bcb RDI: ffffffffb666f6c0 [ 191.642720][ C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 191.642722][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc0 [ 191.642723][ C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 191.642725][ C2] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 191.642730][ C2] ? lockdep_hardirqs_on+0x8c/0x130 [ 191.642732][ C2] default_idle+0x9/0x10 [ 191.642735][ C2] default_idle_call+0x6e/0xb0 [ 191.642737][ C2] cpuidle_idle_call.constprop.0+0x237/0x410 [ 191.642739][ C2] ? arch_cpu_idle_exit+0x40/0x40 [ 191.642742][ C2] ? mark_tsc_async_resets+0x30/0x30 [ 191.642745][ C2] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 191.642747][ C2] ? rcu_is_watching+0x15/0xd0 [ 191.642750][ C2] do_idle+0xf5/0x160 [ 191.642753][ C2] cpu_startup_entry+0x53/0x70 [ 191.642755][ C2] start_secondary+0x204/0x2b0 [ 191.642757][ C2] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 191.642760][ C2] common_startup_64+0x13e/0x148 [ 191.642767][ C2] [ 211.447096][ T2965] br1: port 1(veth1) entered disabled state [ 211.460428][ T2966] br1: port 2(veth2) entered disabled state [ 211.473160][ T2967] veth2: left allmulticast mode [ 211.473262][ T2967] veth2: left promiscuous mode [ 211.473419][ T2967] br1: port 2(veth2) entered disabled state [ 211.473963][ T2967] veth1: left allmulticast mode [ 211.474048][ T2967] veth1: left promiscuous mode [ 211.474178][ T2967] br1: port 1(veth1) entered disabled state