[ 111.918779][ T2129] br0: port 1(veth1) entered blocking state [ 111.919078][ T2129] br0: port 1(veth1) entered disabled state [ 111.919327][ T2129] veth1: entered allmulticast mode [ 111.921033][ T2129] veth1: entered promiscuous mode [ 111.953801][ T2131] br0: port 2(veth2) entered blocking state [ 111.953994][ T2131] br0: port 2(veth2) entered disabled state [ 111.954499][ T2131] veth2: entered allmulticast mode [ 111.955964][ T2131] veth2: entered promiscuous mode [ 112.047054][ T39] br0: port 1(veth1) entered blocking state [ 112.047272][ T39] br0: port 1(veth1) entered forwarding state [ 112.068986][ T696] br0: port 2(veth2) entered blocking state [ 112.069178][ T696] br0: port 2(veth2) entered forwarding state [ 159.003699][ T2412] Mirror/redirect action on [ 160.203666][ C1] [ 160.203762][ C1] ================================ [ 160.203858][ C1] WARNING: inconsistent lock state [ 160.203946][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 160.204036][ C1] -------------------------------- [ 160.204122][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 160.204228][ C1] swapper/1/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 160.204336][ C1] ffffffffc03397b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 160.204520][ C1] {SOFTIRQ-ON-W} state was registered at: [ 160.204613][ C1] __lock_acquire+0x378/0xc10 [ 160.204711][ C1] lock_acquire.part.0+0xbc/0x260 [ 160.204795][ C1] _raw_spin_lock+0x33/0x40 [ 160.204887][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 160.204998][ C1] tcf_action_init_1+0x428/0x6b0 [ 160.205086][ C1] tcf_action_init+0x3cf/0x890 [ 160.205171][ C1] tcf_exts_validate_ex+0x411/0x670 [ 160.205260][ C1] fl_change+0xed4/0x4e77 [cls_flower] [ 160.205348][ C1] tc_new_tfilter+0x875/0x21e0 [ 160.205437][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 160.205521][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 160.205606][ C1] netlink_unicast+0x486/0x750 [ 160.205691][ C1] netlink_sendmsg+0x735/0xc60 [ 160.205780][ C1] ____sys_sendmsg+0x419/0x850 [ 160.205872][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 160.205956][ C1] __sys_sendmsg+0x145/0x1f0 [ 160.206042][ C1] do_syscall_64+0x117/0x590 [ 160.206128][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 160.206236][ C1] irq event stamp: 3557540 [ 160.206321][ C1] hardirqs last enabled at (3557540): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 160.206499][ C1] hardirqs last disabled at (3557539): [] _raw_spin_lock_irqsave+0x50/0x60 [ 160.206666][ C1] softirqs last enabled at (3557220): [] handle_softirqs+0x611/0x940 [ 160.206819][ C1] softirqs last disabled at (3557435): [] __irq_exit_rcu+0x103/0x1c0 [ 160.206965][ C1] [ 160.206965][ C1] other info that might help us debug this: [ 160.207092][ C1] Possible unsafe locking scenario: [ 160.207092][ C1] [ 160.207226][ C1] CPU0 [ 160.207289][ C1] ---- [ 160.207354][ C1] lock(mirred_list_lock); [ 160.207446][ C1] [ 160.207556][ C1] lock(mirred_list_lock); [ 160.207642][ C1] [ 160.207642][ C1] *** DEADLOCK *** [ 160.207642][ C1] [ 160.207767][ C1] 1 lock held by swapper/1/0: [ 160.207853][ C1] #0: ffffffff8ff77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 160.208059][ C1] [ 160.208059][ C1] stack backtrace: [ 160.208166][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 160.208169][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 160.208170][ C1] Call Trace: [ 160.208172][ C1] [ 160.208173][ C1] dump_stack_lvl+0x6f/0xa0 [ 160.208179][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 160.208181][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 160.208185][ C1] mark_lock_irq+0x4e3/0x9c0 [ 160.208186][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 160.208189][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 160.208191][ C1] ? save_trace+0x68/0x280 [ 160.208193][ C1] mark_lock+0x1d7/0xa00 [ 160.208195][ C1] mark_usage+0x42/0x170 [ 160.208196][ C1] __lock_acquire+0x378/0xc10 [ 160.208198][ C1] ? rcu_is_watching+0x15/0xd0 [ 160.208199][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 160.208204][ C1] lock_acquire.part.0+0xbc/0x260 [ 160.208206][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 160.208208][ C1] ? rcu_is_watching+0x15/0xd0 [ 160.208209][ C1] ? lock_acquire+0x134/0x160 [ 160.208211][ C1] _raw_spin_lock+0x33/0x40 [ 160.208213][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 160.208214][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 160.208216][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 160.208218][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 160.208220][ C1] rcu_do_batch+0x2b6/0x1020 [ 160.208222][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 160.208224][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 160.208226][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 160.208228][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 160.208229][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 160.208231][ C1] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 160.208232][ C1] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 160.208234][ C1] rcu_core+0x2bf/0x640 [ 160.208236][ C1] handle_softirqs+0x1d8/0x940 [ 160.208238][ C1] ? find_held_lock+0x2b/0x80 [ 160.208241][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 160.208242][ C1] ? _local_bh_enable+0xd0/0xd0 [ 160.208244][ C1] __irq_exit_rcu+0x103/0x1c0 [ 160.208246][ C1] irq_exit_rcu+0xe/0x30 [ 160.208247][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 160.208249][ C1] [ 160.208250][ C1] [ 160.208250][ C1] ? rcu_is_watching+0x15/0xd0 [ 160.208252][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 160.208254][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 160.208256][ 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 [ 160.208258][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000296 [ 160.208261][ C1] RAX: 0000000000364839 RBX: ff11000001bb2340 RCX: ffffffff8ccd9667 [ 160.208262][ C1] RDX: ff11000001bb2340 RSI: ffffffff8fa01bcb RDI: ffffffff8f46f6c0 [ 160.208263][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 160.208264][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc0 [ 160.208265][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 160.208266][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 160.208269][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 160.208271][ C1] default_idle+0x9/0x10 [ 160.208273][ C1] default_idle_call+0x6e/0xb0 [ 160.208274][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 160.208276][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 160.208277][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 160.208280][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 160.208281][ C1] ? rcu_is_watching+0x15/0xd0 [ 160.208283][ C1] do_idle+0xf5/0x160 [ 160.208285][ C1] cpu_startup_entry+0x53/0x70 [ 160.208286][ C1] start_secondary+0x204/0x2b0 [ 160.208288][ C1] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 160.208290][ C1] common_startup_64+0x13e/0x148 [ 160.208294][ C1] [ 165.411368][ T2452] br0: port 2(veth2) entered disabled state [ 165.425137][ T2453] br0: port 1(veth1) entered disabled state [ 165.438781][ T2454] veth2: left allmulticast mode [ 165.438897][ T2454] veth2: left promiscuous mode [ 165.439052][ T2454] br0: port 2(veth2) entered disabled state [ 165.439548][ T2454] veth1: left allmulticast mode [ 165.439642][ T2454] veth1: left promiscuous mode [ 165.439774][ T2454] br0: port 1(veth1) entered disabled state