[ 586.254428][T17958] br1: port 1(veth1) entered blocking state [ 586.254661][T17958] br1: port 1(veth1) entered disabled state [ 586.262717][T17958] veth1: entered allmulticast mode [ 586.264208][T17958] veth1: entered promiscuous mode [ 586.293752][ T36] br1: port 1(veth1) entered blocking state [ 586.293966][ T36] br1: port 1(veth1) entered forwarding state [ 586.314982][T17960] br1: port 2(veth2) entered blocking state [ 586.315213][T17960] br1: port 2(veth2) entered disabled state [ 586.315428][T17960] veth2: entered allmulticast mode [ 586.317685][T17960] veth2: entered promiscuous mode [ 586.347784][ T188] br1: port 2(veth2) entered blocking state [ 586.348065][ T188] br1: port 2(veth2) entered forwarding state [ 592.343657][T18016] Mirror/redirect action on [ 599.095867][ C1] [ 599.095954][ C1] ================================ [ 599.096061][ C1] WARNING: inconsistent lock state [ 599.096150][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 599.096240][ C1] -------------------------------- [ 599.096332][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 599.096446][ C1] swapper/1/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 599.096554][ C1] ffffffffc03de7b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 599.096738][ C1] {SOFTIRQ-ON-W} state was registered at: [ 599.096828][ C1] __lock_acquire+0x378/0xc10 [ 599.096928][ C1] lock_acquire.part.0+0xbc/0x260 [ 599.097025][ C1] _raw_spin_lock+0x33/0x40 [ 599.097115][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 599.097223][ C1] tcf_action_init_1+0x428/0x6b0 [ 599.097311][ C1] tcf_action_init+0x3cf/0x890 [ 599.097407][ C1] tcf_exts_validate_ex+0x411/0x670 [ 599.097496][ C1] mall_change+0x3cd/0xe9b [cls_matchall] [ 599.097613][ C1] tc_new_tfilter+0x875/0x21e0 [ 599.097703][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 599.097796][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 599.097893][ C1] netlink_unicast+0x486/0x750 [ 599.097987][ C1] netlink_sendmsg+0x735/0xc60 [ 599.098076][ C1] ____sys_sendmsg+0x419/0x850 [ 599.098170][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 599.098259][ C1] __sys_sendmsg+0x145/0x1f0 [ 599.098348][ C1] do_syscall_64+0x117/0x590 [ 599.098442][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 599.098555][ C1] irq event stamp: 16482794 [ 599.098648][ C1] hardirqs last enabled at (16482794): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 599.098831][ C1] hardirqs last disabled at (16482793): [] _raw_spin_lock_irqsave+0x50/0x60 [ 599.099021][ C1] softirqs last enabled at (16482316): [] handle_softirqs+0x611/0x940 [ 599.099179][ C1] softirqs last disabled at (16482349): [] __irq_exit_rcu+0x103/0x1c0 [ 599.099338][ C1] [ 599.099338][ C1] other info that might help us debug this: [ 599.099478][ C1] Possible unsafe locking scenario: [ 599.099478][ C1] [ 599.099616][ C1] CPU0 [ 599.099685][ C1] ---- [ 599.099753][ C1] lock(mirred_list_lock); [ 599.099848][ C1] [ 599.099916][ C1] lock(mirred_list_lock); [ 599.100011][ C1] [ 599.100011][ C1] *** DEADLOCK *** [ 599.100011][ C1] [ 599.100145][ C1] 1 lock held by swapper/1/0: [ 599.100236][ C1] #0: ffffffffaf777c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 599.100399][ C1] [ 599.100399][ C1] stack backtrace: [ 599.100511][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 599.100514][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 599.100516][ C1] Call Trace: [ 599.100518][ C1] [ 599.100520][ C1] dump_stack_lvl+0x6f/0xa0 [ 599.100525][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 599.100527][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 599.100531][ C1] mark_lock_irq+0x4e3/0x9c0 [ 599.100532][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 599.100535][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 599.100537][ C1] ? save_trace+0x68/0x280 [ 599.100539][ C1] mark_lock+0x1d7/0xa00 [ 599.100541][ C1] mark_usage+0x42/0x170 [ 599.100542][ C1] __lock_acquire+0x378/0xc10 [ 599.100544][ C1] ? rcu_is_watching+0x15/0xd0 [ 599.100546][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 599.100550][ C1] lock_acquire.part.0+0xbc/0x260 [ 599.100551][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 599.100554][ C1] ? rcu_is_watching+0x15/0xd0 [ 599.100555][ C1] ? lock_acquire+0x134/0x160 [ 599.100557][ C1] _raw_spin_lock+0x33/0x40 [ 599.100559][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 599.100560][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 599.100562][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 599.100564][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 599.100566][ C1] rcu_do_batch+0x2b6/0x1020 [ 599.100568][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 599.100571][ C1] ? rcu_is_watching+0x15/0xd0 [ 599.100572][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 599.100574][ C1] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 599.100575][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 599.100577][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 599.100579][ C1] rcu_core+0x2bf/0x640 [ 599.100581][ C1] handle_softirqs+0x1d8/0x940 [ 599.100582][ C1] ? find_held_lock+0x2b/0x80 [ 599.100585][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 599.100587][ C1] ? _local_bh_enable+0xd0/0xd0 [ 599.100589][ C1] __irq_exit_rcu+0x103/0x1c0 [ 599.100590][ C1] irq_exit_rcu+0xe/0x30 [ 599.100592][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 599.100594][ C1] [ 599.100595][ C1] [ 599.100595][ C1] ? rcu_is_watching+0x15/0xd0 [ 599.100597][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 599.100598][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 599.100601][ 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 [ 599.100603][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000296 [ 599.100605][ C1] RAX: 0000000000fb802b RBX: ff11000001bb2340 RCX: ffffffffac4d9667 [ 599.100607][ C1] RDX: ff11000001bb2340 RSI: ffffffffaf201bcb RDI: ffffffffaec6f6c0 [ 599.100607][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 599.100608][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc0 [ 599.100609][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 599.100611][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 599.100614][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 599.100615][ C1] default_idle+0x9/0x10 [ 599.100617][ C1] default_idle_call+0x6e/0xb0 [ 599.100619][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 599.100621][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 599.100622][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 599.100625][ C1] ? rcu_is_watching+0x15/0xd0 [ 599.100627][ C1] do_idle+0xf5/0x160 [ 599.100629][ C1] cpu_startup_entry+0x53/0x70 [ 599.100630][ C1] start_secondary+0x204/0x2b0 [ 599.100632][ C1] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 599.100634][ C1] common_startup_64+0x13e/0x148 [ 599.100638][ C1] [ 618.617813][T18204] br1: port 1(veth1) entered disabled state [ 618.638913][T18205] br1: port 2(veth2) entered disabled state [ 618.650770][T18206] veth2: left allmulticast mode [ 618.650875][T18206] veth2: left promiscuous mode [ 618.651014][T18206] br1: port 2(veth2) entered disabled state [ 618.651538][T18206] veth1: left allmulticast mode [ 618.651618][T18206] veth1: left promiscuous mode [ 618.651760][T18206] br1: port 1(veth1) entered disabled state