[ 73.881720][ T1148] br0: port 1(veth1) entered blocking state [ 73.882426][ T1148] br0: port 1(veth1) entered disabled state [ 73.882616][ T1148] veth1: entered allmulticast mode [ 73.885320][ T1148] veth1: entered promiscuous mode [ 73.919011][ T1150] br0: port 2(veth2) entered blocking state [ 73.919233][ T1150] br0: port 2(veth2) entered disabled state [ 73.919478][ T1150] veth2: entered allmulticast mode [ 73.921472][ T1150] veth2: entered promiscuous mode [ 73.994559][ T39] br0: port 1(veth1) entered blocking state [ 73.994746][ T39] br0: port 1(veth1) entered forwarding state [ 74.027598][ T36] br0: port 2(veth2) entered blocking state [ 74.027813][ T36] br0: port 2(veth2) entered forwarding state [ 121.710935][ T1431] Mirror/redirect action on [ 122.896926][ C3] [ 122.897016][ C3] ================================ [ 122.897113][ C3] WARNING: inconsistent lock state [ 122.897203][ C3] 7.1.0-rc5-virtme #1 Not tainted [ 122.897301][ C3] -------------------------------- [ 122.897389][ C3] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 122.897499][ C3] swapper/3/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 122.897623][ C3] ffffffffc080d7b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 122.897813][ C3] {SOFTIRQ-ON-W} state was registered at: [ 122.897908][ C3] __lock_acquire+0x378/0xc10 [ 122.898006][ C3] lock_acquire.part.0+0xbc/0x260 [ 122.898093][ C3] _raw_spin_lock+0x33/0x40 [ 122.898182][ C3] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 122.898291][ C3] tcf_action_init_1+0x428/0x6b0 [ 122.898381][ C3] tcf_action_init+0x3cf/0x890 [ 122.898468][ C3] tcf_exts_validate_ex+0x411/0x670 [ 122.898556][ C3] fl_change+0xed4/0x4e77 [cls_flower] [ 122.898651][ C3] tc_new_tfilter+0x875/0x21e0 [ 122.898735][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 122.898829][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 122.898920][ C3] netlink_unicast+0x486/0x750 [ 122.899008][ C3] netlink_sendmsg+0x735/0xc60 [ 122.899090][ C3] ____sys_sendmsg+0x419/0x850 [ 122.899177][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 122.899265][ C3] __sys_sendmsg+0x145/0x1f0 [ 122.899350][ C3] do_syscall_64+0x117/0x590 [ 122.899436][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 122.899544][ C3] irq event stamp: 2611620 [ 122.899643][ C3] hardirqs last enabled at (2611620): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 122.899824][ C3] hardirqs last disabled at (2611619): [] _raw_spin_lock_irqsave+0x50/0x60 [ 122.900001][ C3] softirqs last enabled at (2611480): [] handle_softirqs+0x611/0x940 [ 122.900156][ C3] softirqs last disabled at (2611487): [] __irq_exit_rcu+0x103/0x1c0 [ 122.900309][ C3] [ 122.900309][ C3] other info that might help us debug this: [ 122.900436][ C3] Possible unsafe locking scenario: [ 122.900436][ C3] [ 122.900566][ C3] CPU0 [ 122.900685][ C3] ---- [ 122.900755][ C3] lock(mirred_list_lock); [ 122.900850][ C3] [ 122.900929][ C3] lock(mirred_list_lock); [ 122.901026][ C3] [ 122.901026][ C3] *** DEADLOCK *** [ 122.901026][ C3] [ 122.901158][ C3] 1 lock held by swapper/3/0: [ 122.901248][ C3] #0: ffffffff8a177c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 122.901410][ C3] [ 122.901410][ C3] stack backtrace: [ 122.901525][ C3] CPU: 3 UID: 0 PID: 0 Comm: swapper/3 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 122.901528][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 122.901530][ C3] Call Trace: [ 122.901532][ C3] [ 122.901533][ C3] dump_stack_lvl+0x6f/0xa0 [ 122.901538][ C3] print_usage_bug.part.0.cold+0xa9/0xb7 [ 122.901541][ C3] ? filter_irq_stacks+0xd0/0xd0 [ 122.901545][ C3] mark_lock_irq+0x4e3/0x9c0 [ 122.901546][ C3] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 122.901549][ C3] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 122.901551][ C3] ? save_trace+0x68/0x280 [ 122.901554][ C3] mark_lock+0x1d7/0xa00 [ 122.901555][ C3] mark_usage+0x42/0x170 [ 122.901557][ C3] __lock_acquire+0x378/0xc10 [ 122.901558][ C3] ? rcu_is_watching+0x15/0xd0 [ 122.901561][ C3] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 122.901565][ C3] lock_acquire.part.0+0xbc/0x260 [ 122.901566][ C3] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 122.901569][ C3] ? rcu_is_watching+0x15/0xd0 [ 122.901571][ C3] ? lock_acquire+0x134/0x160 [ 122.901573][ C3] _raw_spin_lock+0x33/0x40 [ 122.901575][ C3] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 122.901576][ C3] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 122.901578][ C3] tcf_action_rcu_free+0x74/0x1a0 [ 122.901580][ C3] ? rcu_do_batch+0x2b4/0x1020 [ 122.901582][ C3] rcu_do_batch+0x2b6/0x1020 [ 122.901584][ C3] ? trace_rcu_batch_end+0x330/0x330 [ 122.901588][ C3] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 122.901591][ C3] ? do_raw_spin_unlock+0x59/0x250 [ 122.901594][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 122.901597][ C3] ? lockdep_hardirqs_on+0x8c/0x130 [ 122.901599][ C3] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 122.901601][ C3] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 122.901603][ C3] rcu_core+0x2bf/0x640 [ 122.901606][ C3] handle_softirqs+0x1d8/0x940 [ 122.901607][ C3] ? find_held_lock+0x2b/0x80 [ 122.901611][ C3] ? __lock_release.isra.0+0x6b/0x1a0 [ 122.901612][ C3] ? _local_bh_enable+0xd0/0xd0 [ 122.901614][ C3] __irq_exit_rcu+0x103/0x1c0 [ 122.901616][ C3] irq_exit_rcu+0xe/0x30 [ 122.901618][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 122.901620][ C3] [ 122.901620][ C3] [ 122.901621][ C3] ? rcu_is_watching+0x15/0xd0 [ 122.901623][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 122.901625][ C3] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 122.901627][ C3] 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 [ 122.901629][ C3] RSP: 0018:ffa0000000167de8 EFLAGS: 00000296 [ 122.901632][ C3] RAX: 000000000027d91d RBX: ff11000001bd0040 RCX: ffffffff86ed9667 [ 122.901633][ C3] RDX: ff11000001bd0040 RSI: ffffffff89c01bcb RDI: ffffffff8966f6c0 [ 122.901634][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 122.901635][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc0 [ 122.901636][ C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 122.901637][ C3] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 122.901641][ C3] ? lockdep_hardirqs_on+0x8c/0x130 [ 122.901643][ C3] default_idle+0x9/0x10 [ 122.901645][ C3] default_idle_call+0x6e/0xb0 [ 122.901647][ C3] cpuidle_idle_call.constprop.0+0x237/0x410 [ 122.901648][ C3] ? arch_cpu_idle_exit+0x40/0x40 [ 122.901650][ C3] ? mark_tsc_async_resets+0x30/0x30 [ 122.901653][ C3] ? rcu_is_watching+0x15/0xd0 [ 122.901655][ C3] do_idle+0xf5/0x160 [ 122.901657][ C3] cpu_startup_entry+0x53/0x70 [ 122.901658][ C3] start_secondary+0x204/0x2b0 [ 122.901660][ C3] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 122.901662][ C3] common_startup_64+0x13e/0x148 [ 122.901667][ C3] [ 128.182393][ T1471] br0: port 2(veth2) entered disabled state [ 128.204051][ T1472] br0: port 1(veth1) entered disabled state [ 128.221195][ T1473] veth2: left allmulticast mode [ 128.221305][ T1473] veth2: left promiscuous mode [ 128.221455][ T1473] br0: port 2(veth2) entered disabled state [ 128.222319][ T1473] veth1: left allmulticast mode [ 128.222406][ T1473] veth1: left promiscuous mode [ 128.222539][ T1473] br0: port 1(veth1) entered disabled state