[ 878.748559][T24342] br1: port 1(veth1) entered blocking state [ 878.749088][T24342] br1: port 1(veth1) entered disabled state [ 878.749281][T24342] veth1: entered allmulticast mode [ 878.750772][T24342] veth1: entered promiscuous mode [ 878.796718][T12074] br1: port 1(veth1) entered blocking state [ 878.796927][T12074] br1: port 1(veth1) entered forwarding state [ 878.825328][T24344] br1: port 2(veth2) entered blocking state [ 878.825690][T24344] br1: port 2(veth2) entered disabled state [ 878.826048][T24344] veth2: entered allmulticast mode [ 878.830030][T24344] veth2: entered promiscuous mode [ 878.861259][ T226] br1: port 2(veth2) entered blocking state [ 878.861469][ T226] br1: port 2(veth2) entered forwarding state [ 884.843149][T24399] Mirror/redirect action on [ 891.590698][ C0] [ 891.590792][ C0] ================================ [ 891.590896][ C0] WARNING: inconsistent lock state [ 891.590986][ C0] 7.1.0-rc5-virtme #1 Not tainted [ 891.591078][ C0] -------------------------------- [ 891.591172][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 891.591280][ C0] swapper/0/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 891.591393][ C0] ffffffffc063e7b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 891.591583][ C0] {SOFTIRQ-ON-W} state was registered at: [ 891.591681][ C0] __lock_acquire+0x378/0xc10 [ 891.591779][ C0] lock_acquire.part.0+0xbc/0x260 [ 891.591877][ C0] _raw_spin_lock+0x33/0x40 [ 891.591979][ C0] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 891.592091][ C0] tcf_action_init_1+0x428/0x6b0 [ 891.592184][ C0] tcf_action_init+0x3cf/0x890 [ 891.592276][ C0] tcf_exts_validate_ex+0x411/0x670 [ 891.592367][ C0] mall_change+0x3cd/0xe9b [cls_matchall] [ 891.592476][ C0] tc_new_tfilter+0x875/0x21e0 [ 891.592566][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 891.592659][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 891.592748][ C0] netlink_unicast+0x486/0x750 [ 891.592836][ C0] netlink_sendmsg+0x735/0xc60 [ 891.592932][ C0] ____sys_sendmsg+0x419/0x850 [ 891.593025][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 891.593114][ C0] __sys_sendmsg+0x145/0x1f0 [ 891.593201][ C0] do_syscall_64+0x117/0x590 [ 891.593293][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 891.593405][ C0] irq event stamp: 32202736 [ 891.593493][ C0] hardirqs last enabled at (32202736): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 891.593671][ C0] hardirqs last disabled at (32202735): [] _raw_spin_lock_irqsave+0x50/0x60 [ 891.593854][ C0] softirqs last enabled at (32202540): [] handle_softirqs+0x611/0x940 [ 891.594010][ C0] softirqs last disabled at (32202555): [] __irq_exit_rcu+0x103/0x1c0 [ 891.594169][ C0] [ 891.594169][ C0] other info that might help us debug this: [ 891.594306][ C0] Possible unsafe locking scenario: [ 891.594306][ C0] [ 891.594436][ C0] CPU0 [ 891.594501][ C0] ---- [ 891.594566][ C0] lock(mirred_list_lock); [ 891.594654][ C0] [ 891.594721][ C0] lock(mirred_list_lock); [ 891.594815][ C0] [ 891.594815][ C0] *** DEADLOCK *** [ 891.594815][ C0] [ 891.594958][ C0] 1 lock held by swapper/0/0: [ 891.595049][ C0] #0: ffffffffa3377c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 891.595213][ C0] [ 891.595213][ C0] stack backtrace: [ 891.595332][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 891.595335][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 891.595337][ C0] Call Trace: [ 891.595338][ C0] [ 891.595339][ C0] dump_stack_lvl+0x6f/0xa0 [ 891.595344][ C0] print_usage_bug.part.0.cold+0xa9/0xb7 [ 891.595347][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 891.595350][ C0] mark_lock_irq+0x4e3/0x9c0 [ 891.595352][ C0] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 891.595354][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 891.595356][ C0] ? save_trace+0x68/0x280 [ 891.595357][ C0] ? uncore_type_init+0x210/0x5e0 [ 891.595363][ C0] mark_lock+0x1d7/0xa00 [ 891.595364][ C0] mark_usage+0x42/0x170 [ 891.595366][ C0] __lock_acquire+0x378/0xc10 [ 891.595367][ C0] ? rcu_is_watching+0x15/0xd0 [ 891.595369][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 891.595373][ C0] lock_acquire.part.0+0xbc/0x260 [ 891.595375][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 891.595377][ C0] ? rcu_is_watching+0x15/0xd0 [ 891.595379][ C0] ? lock_acquire+0x134/0x160 [ 891.595380][ C0] _raw_spin_lock+0x33/0x40 [ 891.595382][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 891.595383][ C0] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 891.595385][ C0] tcf_action_rcu_free+0x74/0x1a0 [ 891.595387][ C0] ? rcu_do_batch+0x2b4/0x1020 [ 891.595389][ C0] rcu_do_batch+0x2b6/0x1020 [ 891.595391][ C0] ? trace_rcu_batch_end+0x330/0x330 [ 891.595393][ C0] ? rcu_is_watching+0x15/0xd0 [ 891.595395][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 891.595396][ C0] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 891.595398][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 891.595399][ C0] ? lockdep_hardirqs_on+0x8c/0x130 [ 891.595401][ C0] rcu_core+0x2bf/0x640 [ 891.595403][ C0] handle_softirqs+0x1d8/0x940 [ 891.595405][ C0] ? find_held_lock+0x2b/0x80 [ 891.595408][ C0] ? __lock_release.isra.0+0x6b/0x1a0 [ 891.595409][ C0] ? _local_bh_enable+0xd0/0xd0 [ 891.595411][ C0] __irq_exit_rcu+0x103/0x1c0 [ 891.595413][ C0] irq_exit_rcu+0xe/0x30 [ 891.595414][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 891.595416][ C0] [ 891.595417][ C0] [ 891.595418][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 891.595419][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 891.595422][ C0] 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 [ 891.595423][ C0] RSP: 0018:ffffffffa3007e00 EFLAGS: 00000282 [ 891.595426][ C0] RAX: 0000000001eb5f39 RBX: ffffffffa301c740 RCX: ffffffffa00d9667 [ 891.595427][ C0] RDX: ffffffffa301c740 RSI: ffffffffa2e01bcb RDI: ffffffffa286f6c0 [ 891.595428][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 891.595429][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4600fc3 [ 891.595430][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 891.595431][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 891.595434][ C0] default_idle+0x9/0x10 [ 891.595436][ C0] default_idle_call+0x6e/0xb0 [ 891.595438][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 891.595439][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 891.595441][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 891.595443][ C0] ? rcu_is_watching+0x15/0xd0 [ 891.595445][ C0] do_idle+0xf5/0x160 [ 891.595447][ C0] cpu_startup_entry+0x53/0x70 [ 891.595448][ C0] rest_init+0x1f7/0x200 [ 891.595450][ C0] start_kernel+0x3ad/0x3b0 [ 891.595452][ C0] x86_64_start_reservations+0x24/0x30 [ 891.595454][ C0] x86_64_start_kernel+0x12b/0x130 [ 891.595456][ C0] common_startup_64+0x13e/0x148 [ 891.595461][ C0] [ 911.164386][T24586] br1: port 1(veth1) entered disabled state [ 911.177620][T24587] br1: port 2(veth2) entered disabled state [ 911.190536][T24588] veth2: left allmulticast mode [ 911.190691][T24588] veth2: left promiscuous mode [ 911.190889][T24588] br1: port 2(veth2) entered disabled state [ 911.191572][T24588] veth1: left allmulticast mode [ 911.192310][T24588] veth1: left promiscuous mode [ 911.192506][T24588] br1: port 1(veth1) entered disabled state