[ 884.662973][T19618] Mirror/redirect action on [ 884.730733][ C1] net_ratelimit: 30 callbacks suppressed [ 884.730742][ C1] tc mirred to Houston: device veth2 is down [ 884.819686][ C1] tc mirred to Houston: device veth2 is down [ 884.843664][ C1] tc mirred to Houston: device veth2 is down [ 885.034650][ C1] tc mirred to Houston: device veth3 is down [ 885.131686][ C1] tc mirred to Houston: device veth3 is down [ 893.064492][ C0] [ 893.064610][ C0] ================================ [ 893.064754][ C0] WARNING: inconsistent lock state [ 893.064892][ C0] 7.1.0-rc5-virtme #1 Not tainted [ 893.065031][ C0] -------------------------------- [ 893.065267][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 893.065449][ C0] swapper/0/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 893.065625][ C0] ffffffffc06117b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 893.065908][ C0] {SOFTIRQ-ON-W} state was registered at: [ 893.066045][ C0] __lock_acquire+0x378/0xc10 [ 893.066192][ C0] lock_acquire.part.0+0xbc/0x260 [ 893.066335][ C0] _raw_spin_lock+0x33/0x40 [ 893.066476][ C0] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 893.066646][ C0] tcf_action_init_1+0x428/0x6b0 [ 893.066783][ C0] tcf_action_init+0x3cf/0x890 [ 893.066920][ C0] tcf_exts_validate_ex+0x411/0x670 [ 893.067060][ C0] mall_change+0x3cd/0xe9b [cls_matchall] [ 893.067236][ C0] tc_new_tfilter+0x875/0x21e0 [ 893.067372][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 893.067596][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 893.067735][ C0] netlink_unicast+0x486/0x750 [ 893.067871][ C0] netlink_sendmsg+0x735/0xc60 [ 893.068008][ C0] ____sys_sendmsg+0x419/0x850 [ 893.068151][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 893.068291][ C0] __sys_sendmsg+0x145/0x1f0 [ 893.068437][ C0] do_syscall_64+0x117/0x590 [ 893.068575][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 893.068741][ C0] irq event stamp: 29161814 [ 893.068887][ C0] hardirqs last enabled at (29161814): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 893.069164][ C0] hardirqs last disabled at (29161813): [] _raw_spin_lock_irqsave+0x50/0x60 [ 893.069441][ C0] softirqs last enabled at (29161658): [] handle_softirqs+0x611/0x940 [ 893.069680][ C0] softirqs last disabled at (29161667): [] __irq_exit_rcu+0x103/0x1c0 [ 893.069922][ C0] [ 893.069922][ C0] other info that might help us debug this: [ 893.070130][ C0] Possible unsafe locking scenario: [ 893.070130][ C0] [ 893.070421][ C0] CPU0 [ 893.070521][ C0] ---- [ 893.070621][ C0] lock(mirred_list_lock); [ 893.070757][ C0] [ 893.070858][ C0] lock(mirred_list_lock); [ 893.071083][ C0] [ 893.071083][ C0] *** DEADLOCK *** [ 893.071083][ C0] [ 893.071287][ C0] 1 lock held by swapper/0/0: [ 893.071427][ C0] #0: ffffffffafb77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 893.071676][ C0] [ 893.071676][ C0] stack backtrace: [ 893.071848][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 893.071852][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 893.071854][ C0] Call Trace: [ 893.071856][ C0] [ 893.071858][ C0] dump_stack_lvl+0x6f/0xa0 [ 893.071864][ C0] print_usage_bug.part.0.cold+0xa9/0xb7 [ 893.071867][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 893.071872][ C0] mark_lock_irq+0x4e3/0x9c0 [ 893.071875][ C0] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 893.071878][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 893.071881][ C0] ? save_trace+0x68/0x280 [ 893.071884][ C0] ? uncore_type_init+0x210/0x5e0 [ 893.071890][ C0] mark_lock+0x1d7/0xa00 [ 893.071893][ C0] mark_usage+0x42/0x170 [ 893.071895][ C0] __lock_acquire+0x378/0xc10 [ 893.071898][ C0] ? rcu_is_watching+0x15/0xd0 [ 893.071900][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 893.071905][ C0] lock_acquire.part.0+0xbc/0x260 [ 893.071908][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 893.071912][ C0] ? rcu_is_watching+0x15/0xd0 [ 893.071914][ C0] ? lock_acquire+0x134/0x160 [ 893.071917][ C0] _raw_spin_lock+0x33/0x40 [ 893.071920][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 893.071922][ C0] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 893.071926][ C0] tcf_action_rcu_free+0x74/0x1a0 [ 893.071929][ C0] ? rcu_do_batch+0x2b4/0x1020 [ 893.071931][ C0] rcu_do_batch+0x2b6/0x1020 [ 893.071936][ C0] ? trace_rcu_batch_end+0x330/0x330 [ 893.071939][ C0] ? rcu_is_watching+0x15/0xd0 [ 893.071942][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 893.071944][ C0] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 893.071946][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 893.071949][ C0] ? lockdep_hardirqs_on+0x8c/0x130 [ 893.071952][ C0] rcu_core+0x2bf/0x640 [ 893.071955][ C0] handle_softirqs+0x1d8/0x940 [ 893.071957][ C0] ? find_held_lock+0x2b/0x80 [ 893.071961][ C0] ? __lock_release.isra.0+0x6b/0x1a0 [ 893.071964][ C0] ? _local_bh_enable+0xd0/0xd0 [ 893.071967][ C0] __irq_exit_rcu+0x103/0x1c0 [ 893.071969][ C0] irq_exit_rcu+0xe/0x30 [ 893.071972][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 893.071974][ C0] [ 893.071975][ C0] [ 893.071977][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 893.071980][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 893.071983][ 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 [ 893.071986][ C0] RSP: 0018:ffffffffaf807e00 EFLAGS: 00000282 [ 893.071989][ C0] RAX: 0000000001bcf8c1 RBX: ffffffffaf81c740 RCX: ffffffffac8d9667 [ 893.071991][ C0] RDX: ffffffffaf81c740 RSI: ffffffffaf601bcb RDI: ffffffffaf06f6c0 [ 893.071993][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 893.071994][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5f00fc3 [ 893.071995][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 893.071998][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 893.072003][ C0] default_idle+0x9/0x10 [ 893.072006][ C0] default_idle_call+0x6e/0xb0 [ 893.072008][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 893.072011][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 893.072013][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 893.072017][ C0] ? trace_sched_exit_tp+0x30/0x180 [ 893.072020][ C0] ? rcu_is_watching+0x15/0xd0 [ 893.072023][ C0] do_idle+0xf5/0x160 [ 893.072026][ C0] cpu_startup_entry+0x53/0x70 [ 893.072028][ C0] rest_init+0x1f7/0x200 [ 893.072031][ C0] start_kernel+0x3ad/0x3b0 [ 893.072034][ C0] x86_64_start_reservations+0x24/0x30 [ 893.072037][ C0] x86_64_start_kernel+0x12b/0x130 [ 893.072040][ C0] common_startup_64+0x13e/0x148 [ 893.072047][ C0]