[ 615.908159][T21300] 8021q: 802.1Q VLAN Support v1.8 [ 616.421587][T21320] br0: port 1(veth1) entered blocking state [ 616.421879][T21320] br0: port 1(veth1) entered disabled state [ 616.422136][T21320] veth1: entered allmulticast mode [ 616.423687][T21320] veth1: entered promiscuous mode [ 616.468882][T21322] br0: port 2(veth2) entered blocking state [ 616.469133][T21322] br0: port 2(veth2) entered disabled state [ 616.469368][T21322] veth2: entered allmulticast mode [ 616.470855][T21322] veth2: entered promiscuous mode [ 616.551916][ T36] br0: port 1(veth1) entered blocking state [ 616.552125][ T36] br0: port 1(veth1) entered forwarding state [ 616.573493][ T39] br0: port 2(veth2) entered blocking state [ 616.573695][ T39] br0: port 2(veth2) entered forwarding state [ 663.412689][T21603] Mirror/redirect action on [ 664.613058][ C1] [ 664.613155][ C1] ================================ [ 664.613260][ C1] WARNING: inconsistent lock state [ 664.613347][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 664.613441][ C1] -------------------------------- [ 664.613527][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 664.613637][ C1] swapper/1/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 664.613760][ C1] ffffffffc03457b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 664.613952][ C1] {SOFTIRQ-ON-W} state was registered at: [ 664.614044][ C1] __lock_acquire+0x378/0xc10 [ 664.614134][ C1] lock_acquire.part.0+0xbc/0x260 [ 664.614219][ C1] _raw_spin_lock+0x33/0x40 [ 664.614307][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 664.614413][ C1] tcf_action_init_1+0x428/0x6b0 [ 664.614501][ C1] tcf_action_init+0x3cf/0x890 [ 664.614591][ C1] tcf_exts_validate_ex+0x411/0x670 [ 664.614687][ C1] fl_change+0xed4/0x4e77 [cls_flower] [ 664.614774][ C1] tc_new_tfilter+0x875/0x21e0 [ 664.614866][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 664.614951][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 664.615039][ C1] netlink_unicast+0x486/0x750 [ 664.615123][ C1] netlink_sendmsg+0x735/0xc60 [ 664.615209][ C1] ____sys_sendmsg+0x419/0x850 [ 664.615299][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 664.615396][ C1] __sys_sendmsg+0x145/0x1f0 [ 664.615481][ C1] do_syscall_64+0x117/0x590 [ 664.615567][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 664.615679][ C1] irq event stamp: 25734888 [ 664.615774][ C1] hardirqs last enabled at (25734888): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 664.615948][ C1] hardirqs last disabled at (25734887): [] _raw_spin_lock_irqsave+0x50/0x60 [ 664.616118][ C1] softirqs last enabled at (25734712): [] handle_softirqs+0x611/0x940 [ 664.616268][ C1] softirqs last disabled at (25734809): [] __irq_exit_rcu+0x103/0x1c0 [ 664.616416][ C1] [ 664.616416][ C1] other info that might help us debug this: [ 664.616541][ C1] Possible unsafe locking scenario: [ 664.616541][ C1] [ 664.616671][ C1] CPU0 [ 664.616737][ C1] ---- [ 664.616804][ C1] lock(mirred_list_lock); [ 664.616891][ C1] [ 664.616955][ C1] lock(mirred_list_lock); [ 664.617040][ C1] [ 664.617040][ C1] *** DEADLOCK *** [ 664.617040][ C1] [ 664.617165][ C1] 1 lock held by swapper/1/0: [ 664.617251][ C1] #0: ffffffffb5377c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 664.617404][ C1] [ 664.617404][ C1] stack backtrace: [ 664.617509][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 664.617512][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 664.617514][ C1] Call Trace: [ 664.617516][ C1] [ 664.617517][ C1] dump_stack_lvl+0x6f/0xa0 [ 664.617522][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 664.617525][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 664.617529][ C1] mark_lock_irq+0x4e3/0x9c0 [ 664.617530][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 664.617533][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 664.617535][ C1] ? save_trace+0x68/0x280 [ 664.617537][ C1] mark_lock+0x1d7/0xa00 [ 664.617539][ C1] mark_usage+0x42/0x170 [ 664.617541][ C1] __lock_acquire+0x378/0xc10 [ 664.617542][ C1] ? rcu_is_watching+0x15/0xd0 [ 664.617544][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 664.617548][ C1] lock_acquire.part.0+0xbc/0x260 [ 664.617550][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 664.617552][ C1] ? rcu_is_watching+0x15/0xd0 [ 664.617554][ C1] ? lock_acquire+0x134/0x160 [ 664.617556][ C1] _raw_spin_lock+0x33/0x40 [ 664.617557][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 664.617559][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 664.617561][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 664.617562][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 664.617564][ C1] rcu_do_batch+0x2b6/0x1020 [ 664.617567][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 664.617569][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 664.617571][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 664.617572][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 664.617574][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 664.617575][ C1] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 664.617577][ C1] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 664.617579][ C1] rcu_core+0x2bf/0x640 [ 664.617581][ C1] handle_softirqs+0x1d8/0x940 [ 664.617582][ C1] ? find_held_lock+0x2b/0x80 [ 664.617586][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 664.617587][ C1] ? _local_bh_enable+0xd0/0xd0 [ 664.617589][ C1] __irq_exit_rcu+0x103/0x1c0 [ 664.617591][ C1] irq_exit_rcu+0xe/0x30 [ 664.617592][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 664.617594][ C1] [ 664.617595][ C1] [ 664.617596][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 664.617597][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 664.617600][ 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 [ 664.617602][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000296 [ 664.617604][ C1] RAX: 000000000188ae95 RBX: ff11000001bb2340 RCX: ffffffffb20d9667 [ 664.617605][ C1] RDX: ff11000001bb2340 RSI: ffffffffb4e01bcb RDI: ffffffffb486f6c0 [ 664.617606][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 664.617607][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc0 [ 664.617608][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 664.617610][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 664.617613][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 664.617614][ C1] default_idle+0x9/0x10 [ 664.617616][ C1] default_idle_call+0x6e/0xb0 [ 664.617618][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 664.617620][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 664.617621][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 664.617624][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 664.617625][ C1] ? rcu_is_watching+0x15/0xd0 [ 664.617627][ C1] do_idle+0xf5/0x160 [ 664.617629][ C1] cpu_startup_entry+0x53/0x70 [ 664.617630][ C1] start_secondary+0x204/0x2b0 [ 664.617632][ C1] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 664.617634][ C1] common_startup_64+0x13e/0x148 [ 664.617639][ C1] [ 669.824994][T21643] br0: port 2(veth2) entered disabled state [ 669.838735][T21644] br0: port 1(veth1) entered disabled state [ 669.856755][T21645] veth2: left allmulticast mode [ 669.856863][T21645] veth2: left promiscuous mode [ 669.857015][T21645] br0: port 2(veth2) entered disabled state [ 669.857568][T21645] veth1: left allmulticast mode [ 669.857652][T21645] veth1: left promiscuous mode [ 669.857782][T21645] br0: port 1(veth1) entered disabled state