[ 49.190284][ T1066] br: port 1(veth1) entered blocking state [ 49.191143][ T1066] br: port 1(veth1) entered disabled state [ 49.191395][ T1066] veth1: entered allmulticast mode [ 49.193087][ T1066] veth1: entered promiscuous mode [ 49.195682][ T56] br: port 1(veth1) entered blocking state [ 49.196036][ T56] br: port 1(veth1) entered forwarding state [ 49.246569][ T1072] br: port 2(veth3) entered blocking state [ 49.246783][ T1072] br: port 2(veth3) entered disabled state [ 49.246983][ T1072] veth3: entered allmulticast mode [ 49.248449][ T1072] veth3: entered promiscuous mode [ 49.249895][ T36] br: port 2(veth3) entered blocking state [ 49.250078][ T36] br: port 2(veth3) entered forwarding state [ 49.298048][ T1077] br: port 3(veth4) entered blocking state [ 49.298235][ T1077] br: port 3(veth4) entered disabled state [ 49.298412][ T1077] veth4: entered allmulticast mode [ 49.305850][ T1077] veth4: entered promiscuous mode [ 49.307201][ T36] br: port 3(veth4) entered blocking state [ 49.307393][ T36] br: port 3(veth4) entered forwarding state [ 126.620333][ T1508] Mirror/redirect action on [ 139.814772][ C0] [ 139.814860][ C0] ================================ [ 139.814958][ C0] WARNING: inconsistent lock state [ 139.815049][ C0] 7.1.0-rc5-virtme #1 Not tainted [ 139.815152][ C0] -------------------------------- [ 139.815240][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 139.815351][ C0] swapper/0/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 139.815461][ C0] ffffffffc05e67b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 139.815651][ C0] {SOFTIRQ-ON-W} state was registered at: [ 139.815743][ C0] __lock_acquire+0x378/0xc10 [ 139.815845][ C0] lock_acquire.part.0+0xbc/0x260 [ 139.815936][ C0] _raw_spin_lock+0x33/0x40 [ 139.816028][ C0] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 139.816148][ C0] tcf_action_init_1+0x428/0x6b0 [ 139.816238][ C0] tcf_action_init+0x3cf/0x890 [ 139.816324][ C0] tcf_exts_validate_ex+0x411/0x670 [ 139.816413][ C0] mall_change+0x3cd/0xe9b [cls_matchall] [ 139.816522][ C0] tc_new_tfilter+0x875/0x21e0 [ 139.816611][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 139.816702][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 139.816791][ C0] netlink_unicast+0x486/0x750 [ 139.816881][ C0] netlink_sendmsg+0x735/0xc60 [ 139.816975][ C0] ____sys_sendmsg+0x419/0x850 [ 139.817066][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 139.817161][ C0] __sys_sendmsg+0x145/0x1f0 [ 139.817250][ C0] do_syscall_64+0x117/0x590 [ 139.817338][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 139.817453][ C0] irq event stamp: 4281948 [ 139.817545][ C0] hardirqs last enabled at (4281948): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 139.817726][ C0] hardirqs last disabled at (4281947): [] _raw_spin_lock_irqsave+0x50/0x60 [ 139.817908][ C0] softirqs last enabled at (4281896): [] handle_softirqs+0x611/0x940 [ 139.818067][ C0] softirqs last disabled at (4281921): [] __irq_exit_rcu+0x103/0x1c0 [ 139.818222][ C0] [ 139.818222][ C0] other info that might help us debug this: [ 139.818351][ C0] Possible unsafe locking scenario: [ 139.818351][ C0] [ 139.818484][ C0] CPU0 [ 139.818552][ C0] ---- [ 139.818619][ C0] lock(mirred_list_lock); [ 139.818711][ C0] [ 139.818778][ C0] lock(mirred_list_lock); [ 139.818867][ C0] [ 139.818867][ C0] *** DEADLOCK *** [ 139.818867][ C0] [ 139.818997][ C0] 1 lock held by swapper/0/0: [ 139.819093][ C0] #0: ffffffffb4977c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 139.819253][ C0] [ 139.819253][ C0] stack backtrace: [ 139.819362][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 139.819365][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 139.819367][ C0] Call Trace: [ 139.819369][ C0] [ 139.819370][ C0] dump_stack_lvl+0x6f/0xa0 [ 139.819375][ C0] print_usage_bug.part.0.cold+0xa9/0xb7 [ 139.819377][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 139.819381][ C0] mark_lock_irq+0x4e3/0x9c0 [ 139.819382][ C0] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 139.819384][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 139.819386][ C0] ? save_trace+0x68/0x280 [ 139.819388][ C0] ? uncore_type_init+0x210/0x5e0 [ 139.819393][ C0] mark_lock+0x1d7/0xa00 [ 139.819394][ C0] mark_usage+0x42/0x170 [ 139.819396][ C0] __lock_acquire+0x378/0xc10 [ 139.819397][ C0] ? rcu_is_watching+0x15/0xd0 [ 139.819399][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 139.819404][ C0] lock_acquire.part.0+0xbc/0x260 [ 139.819405][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 139.819407][ C0] ? rcu_is_watching+0x15/0xd0 [ 139.819409][ C0] ? lock_acquire+0x134/0x160 [ 139.819410][ C0] _raw_spin_lock+0x33/0x40 [ 139.819412][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 139.819413][ C0] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 139.819415][ C0] tcf_action_rcu_free+0x74/0x1a0 [ 139.819417][ C0] ? rcu_do_batch+0x2b4/0x1020 [ 139.819419][ C0] rcu_do_batch+0x2b6/0x1020 [ 139.819421][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 139.819422][ C0] ? trace_rcu_batch_end+0x330/0x330 [ 139.819424][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 139.819426][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 139.819427][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 139.819429][ C0] ? lockdep_hardirqs_on+0x8c/0x130 [ 139.819430][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 139.819432][ C0] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 139.819434][ C0] rcu_core+0x2bf/0x640 [ 139.819436][ C0] handle_softirqs+0x1d8/0x940 [ 139.819437][ C0] ? find_held_lock+0x2b/0x80 [ 139.819440][ C0] ? __lock_release.isra.0+0x6b/0x1a0 [ 139.819441][ C0] ? _local_bh_enable+0xd0/0xd0 [ 139.819443][ C0] __irq_exit_rcu+0x103/0x1c0 [ 139.819445][ C0] irq_exit_rcu+0xe/0x30 [ 139.819446][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 139.819448][ C0] [ 139.819449][ C0] [ 139.819449][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 139.819451][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 139.819453][ 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 [ 139.819455][ C0] RSP: 0018:ffffffffb4607e00 EFLAGS: 00000282 [ 139.819457][ C0] RAX: 000000000041563f RBX: ffffffffb461c740 RCX: ffffffffb16d9667 [ 139.819458][ C0] RDX: ffffffffb461c740 RSI: ffffffffb4401bcb RDI: ffffffffb3e6f6c0 [ 139.819459][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 139.819460][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff68c0fc3 [ 139.819461][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 139.819462][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 139.819465][ C0] default_idle+0x9/0x10 [ 139.819467][ C0] default_idle_call+0x6e/0xb0 [ 139.819469][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 139.819470][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 139.819472][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 139.819474][ C0] ? rcu_is_watching+0x15/0xd0 [ 139.819476][ C0] do_idle+0xf5/0x160 [ 139.819478][ C0] cpu_startup_entry+0x53/0x70 [ 139.819479][ C0] rest_init+0x1f7/0x200 [ 139.819481][ C0] start_kernel+0x3ad/0x3b0 [ 139.819483][ C0] x86_64_start_reservations+0x24/0x30 [ 139.819486][ C0] x86_64_start_kernel+0x12b/0x130 [ 139.819488][ C0] common_startup_64+0x13e/0x148 [ 139.819492][ C0] [ 155.535526][ T1684] br: port 3(veth4) entered disabled state [ 155.535825][ T1684] veth4: left allmulticast mode [ 155.535919][ T1684] veth4: left promiscuous mode [ 155.536057][ T1684] br: port 3(veth4) entered disabled state [ 155.552395][ T1686] br: port 2(veth3) entered disabled state [ 155.552679][ T1686] veth3: left allmulticast mode [ 155.552817][ T1686] veth3: left promiscuous mode [ 155.553004][ T1686] br: port 2(veth3) entered disabled state [ 155.573002][ T1688] br: port 1(veth1) entered disabled state [ 155.573256][ T1688] veth1: left allmulticast mode [ 155.573350][ T1688] veth1: left promiscuous mode [ 155.573487][ T1688] br: port 1(veth1) entered disabled state