[ 657.742121][ T4116] br0: port 1(veth1) entered blocking state [ 657.742326][ T4116] br0: port 1(veth1) entered disabled state [ 657.742506][ T4116] veth1: entered allmulticast mode [ 657.744757][ T4116] veth1: entered promiscuous mode [ 657.773055][ T4118] br0: port 2(veth2) entered blocking state [ 657.773239][ T4118] br0: port 2(veth2) entered disabled state [ 657.773416][ T4118] veth2: entered allmulticast mode [ 657.774772][ T4118] veth2: entered promiscuous mode [ 657.877260][ T107] br0: port 1(veth1) entered blocking state [ 657.877879][ T107] br0: port 1(veth1) entered forwarding state [ 657.910257][ T1724] br0: port 2(veth2) entered blocking state [ 657.910442][ T1724] br0: port 2(veth2) entered forwarding state [ 705.559136][ T4399] Mirror/redirect action on [ 706.772109][ C1] [ 706.772196][ C1] ================================ [ 706.772295][ C1] WARNING: inconsistent lock state [ 706.772378][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 706.772468][ C1] -------------------------------- [ 706.772555][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 706.772663][ C1] swapper/1/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 706.772767][ C1] ffffffffc04e77b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 706.772954][ C1] {SOFTIRQ-ON-W} state was registered at: [ 706.773043][ C1] __lock_acquire+0x378/0xc10 [ 706.773136][ C1] lock_acquire.part.0+0xbc/0x260 [ 706.773219][ C1] _raw_spin_lock+0x33/0x40 [ 706.773308][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 706.773412][ C1] tcf_action_init_1+0x428/0x6b0 [ 706.773499][ C1] tcf_action_init+0x3cf/0x890 [ 706.773588][ C1] tcf_exts_validate_ex+0x411/0x670 [ 706.773674][ C1] fl_change+0xed4/0x4e77 [cls_flower] [ 706.773756][ C1] tc_new_tfilter+0x875/0x21e0 [ 706.773841][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 706.773926][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 706.774008][ C1] netlink_unicast+0x486/0x750 [ 706.774088][ C1] netlink_sendmsg+0x735/0xc60 [ 706.774173][ C1] ____sys_sendmsg+0x419/0x850 [ 706.774260][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 706.774346][ C1] __sys_sendmsg+0x145/0x1f0 [ 706.774430][ C1] do_syscall_64+0x117/0x590 [ 706.774511][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 706.774620][ C1] irq event stamp: 13224874 [ 706.774703][ C1] hardirqs last enabled at (13224874): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 706.774864][ C1] hardirqs last disabled at (13224873): [] _raw_spin_lock_irqsave+0x50/0x60 [ 706.775037][ C1] softirqs last enabled at (13224540): [] handle_softirqs+0x611/0x940 [ 706.775179][ C1] softirqs last disabled at (13224581): [] __irq_exit_rcu+0x103/0x1c0 [ 706.775325][ C1] [ 706.775325][ C1] other info that might help us debug this: [ 706.775454][ C1] Possible unsafe locking scenario: [ 706.775454][ C1] [ 706.775574][ C1] CPU0 [ 706.775635][ C1] ---- [ 706.775697][ C1] lock(mirred_list_lock); [ 706.775786][ C1] [ 706.775849][ C1] lock(mirred_list_lock); [ 706.775931][ C1] [ 706.775931][ C1] *** DEADLOCK *** [ 706.775931][ C1] [ 706.776052][ C1] 1 lock held by swapper/1/0: [ 706.776134][ C1] #0: ffffffffaaf77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 706.776296][ C1] [ 706.776296][ C1] stack backtrace: [ 706.776411][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 706.776414][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 706.776415][ C1] Call Trace: [ 706.776417][ C1] [ 706.776418][ C1] dump_stack_lvl+0x6f/0xa0 [ 706.776423][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 706.776426][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 706.776429][ C1] mark_lock_irq+0x4e3/0x9c0 [ 706.776431][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 706.776433][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 706.776435][ C1] ? save_trace+0x68/0x280 [ 706.776438][ C1] mark_lock+0x1d7/0xa00 [ 706.776439][ C1] mark_usage+0x42/0x170 [ 706.776441][ C1] __lock_acquire+0x378/0xc10 [ 706.776442][ C1] ? rcu_is_watching+0x15/0xd0 [ 706.776444][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 706.776448][ C1] lock_acquire.part.0+0xbc/0x260 [ 706.776449][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 706.776451][ C1] ? rcu_is_watching+0x15/0xd0 [ 706.776453][ C1] ? lock_acquire+0x134/0x160 [ 706.776454][ C1] _raw_spin_lock+0x33/0x40 [ 706.776456][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 706.776457][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 706.776459][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 706.776461][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 706.776463][ C1] rcu_do_batch+0x2b6/0x1020 [ 706.776465][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 706.776467][ C1] ? rcu_is_watching+0x15/0xd0 [ 706.776469][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 706.776470][ C1] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 706.776472][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 706.776473][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 706.776475][ C1] rcu_core+0x2bf/0x640 [ 706.776477][ C1] handle_softirqs+0x1d8/0x940 [ 706.776479][ C1] ? find_held_lock+0x2b/0x80 [ 706.776482][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 706.776483][ C1] ? _local_bh_enable+0xd0/0xd0 [ 706.776485][ C1] __irq_exit_rcu+0x103/0x1c0 [ 706.776486][ C1] irq_exit_rcu+0xe/0x30 [ 706.776488][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 706.776489][ C1] [ 706.776490][ C1] [ 706.776491][ C1] ? rcu_is_watching+0x15/0xd0 [ 706.776492][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 706.776494][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 706.776496][ 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 [ 706.776498][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000296 [ 706.776500][ C1] RAX: 0000000000c9ca83 RBX: ff11000001bb2340 RCX: ffffffffa7cd9667 [ 706.776502][ C1] RDX: ff11000001bb2340 RSI: ffffffffaaa01bcb RDI: ffffffffaa46f6c0 [ 706.776503][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 706.776503][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc0 [ 706.776504][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 706.776505][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 706.776508][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 706.776510][ C1] default_idle+0x9/0x10 [ 706.776512][ C1] default_idle_call+0x6e/0xb0 [ 706.776513][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 706.776515][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 706.776516][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 706.776518][ C1] ? rcu_is_watching+0x15/0xd0 [ 706.776520][ C1] do_idle+0xf5/0x160 [ 706.776522][ C1] cpu_startup_entry+0x53/0x70 [ 706.776523][ C1] start_secondary+0x204/0x2b0 [ 706.776525][ C1] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 706.776527][ C1] common_startup_64+0x13e/0x148 [ 706.776531][ C1] [ 712.001182][ T4439] br0: port 2(veth2) entered disabled state [ 712.017630][ T4440] br0: port 1(veth1) entered disabled state [ 712.043506][ T4441] veth2: left allmulticast mode [ 712.043628][ T4441] veth2: left promiscuous mode [ 712.043776][ T4441] br0: port 2(veth2) entered disabled state [ 712.044254][ T4441] veth1: left allmulticast mode [ 712.044344][ T4441] veth1: left promiscuous mode [ 712.044483][ T4441] br0: port 1(veth1) entered disabled state