[ 347.623349][ T3968] Mirror/redirect action on [ 368.382201][ C0] [ 368.382294][ C0] ================================ [ 368.382406][ C0] WARNING: inconsistent lock state [ 368.382511][ C0] 7.1.0-rc5-virtme #1 Not tainted [ 368.382624][ C0] -------------------------------- [ 368.382732][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 368.382859][ C0] swapper/0/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 368.382985][ C0] ffffffffc03c17b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 368.383204][ C0] {SOFTIRQ-ON-W} state was registered at: [ 368.383305][ C0] __lock_acquire+0x378/0xc10 [ 368.383417][ C0] lock_acquire.part.0+0xbc/0x260 [ 368.383518][ C0] _raw_spin_lock+0x33/0x40 [ 368.383625][ C0] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 368.383750][ C0] tcf_action_init_1+0x428/0x6b0 [ 368.383844][ C0] tcf_action_init+0x3cf/0x890 [ 368.383938][ C0] tcf_exts_validate_ex+0x411/0x670 [ 368.384039][ C0] fl_change+0xed4/0x4e77 [cls_flower] [ 368.384136][ C0] tc_new_tfilter+0x875/0x21e0 [ 368.384229][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 368.384324][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 368.384418][ C0] netlink_unicast+0x486/0x750 [ 368.384510][ C0] netlink_sendmsg+0x735/0xc60 [ 368.384607][ C0] ____sys_sendmsg+0x419/0x850 [ 368.384709][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 368.384804][ C0] __sys_sendmsg+0x145/0x1f0 [ 368.384898][ C0] do_syscall_64+0x117/0x590 [ 368.384992][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 368.385109][ C0] irq event stamp: 7642934 [ 368.385204][ C0] hardirqs last enabled at (7642934): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 368.385399][ C0] hardirqs last disabled at (7642933): [] _raw_spin_lock_irqsave+0x50/0x60 [ 368.385582][ C0] softirqs last enabled at (7641812): [] handle_softirqs+0x611/0x940 [ 368.385752][ C0] softirqs last disabled at (7641849): [] __irq_exit_rcu+0x103/0x1c0 [ 368.385920][ C0] [ 368.385920][ C0] other info that might help us debug this: [ 368.386075][ C0] Possible unsafe locking scenario: [ 368.386075][ C0] [ 368.386233][ C0] CPU0 [ 368.386305][ C0] ---- [ 368.386377][ C0] lock(mirred_list_lock); [ 368.386475][ C0] [ 368.386549][ C0] lock(mirred_list_lock); [ 368.386647][ C0] [ 368.386647][ C0] *** DEADLOCK *** [ 368.386647][ C0] [ 368.386788][ C0] 1 lock held by swapper/0/0: [ 368.386886][ C0] #0: ffffffffa1f77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 368.387066][ C0] [ 368.387066][ C0] stack backtrace: [ 368.387187][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 368.387190][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 368.387192][ C0] Call Trace: [ 368.387193][ C0] [ 368.387194][ C0] dump_stack_lvl+0x6f/0xa0 [ 368.387200][ C0] print_usage_bug.part.0.cold+0xa9/0xb7 [ 368.387202][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 368.387206][ C0] mark_lock_irq+0x4e3/0x9c0 [ 368.387207][ C0] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 368.387209][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 368.387212][ C0] ? save_trace+0x68/0x280 [ 368.387213][ C0] ? uncore_type_init+0x210/0x5e0 [ 368.387219][ C0] mark_lock+0x1d7/0xa00 [ 368.387220][ C0] mark_usage+0x42/0x170 [ 368.387222][ C0] __lock_acquire+0x378/0xc10 [ 368.387223][ C0] ? rcu_is_watching+0x15/0xd0 [ 368.387225][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 368.387230][ C0] lock_acquire.part.0+0xbc/0x260 [ 368.387232][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 368.387233][ C0] ? rcu_is_watching+0x15/0xd0 [ 368.387235][ C0] ? lock_acquire+0x134/0x160 [ 368.387237][ C0] _raw_spin_lock+0x33/0x40 [ 368.387239][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 368.387240][ C0] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 368.387242][ C0] tcf_action_rcu_free+0x74/0x1a0 [ 368.387244][ C0] ? rcu_do_batch+0x2b4/0x1020 [ 368.387245][ C0] rcu_do_batch+0x2b6/0x1020 [ 368.387248][ C0] ? trace_rcu_batch_end+0x330/0x330 [ 368.387250][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 368.387252][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 368.387253][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 368.387255][ C0] ? lockdep_hardirqs_on+0x8c/0x130 [ 368.387256][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 368.387258][ C0] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 368.387260][ C0] rcu_core+0x2bf/0x640 [ 368.387262][ C0] handle_softirqs+0x1d8/0x940 [ 368.387263][ C0] ? find_held_lock+0x2b/0x80 [ 368.387266][ C0] ? __lock_release.isra.0+0x6b/0x1a0 [ 368.387268][ C0] ? _local_bh_enable+0xd0/0xd0 [ 368.387270][ C0] __irq_exit_rcu+0x103/0x1c0 [ 368.387271][ C0] irq_exit_rcu+0xe/0x30 [ 368.387273][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 368.387275][ C0] [ 368.387275][ C0] [ 368.387276][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 368.387278][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 368.387280][ 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 [ 368.387282][ C0] RSP: 0018:ffffffffa1c07e00 EFLAGS: 00000282 [ 368.387284][ C0] RAX: 0000000000749af7 RBX: ffffffffa1c1c740 RCX: ffffffff9ecd9667 [ 368.387286][ C0] RDX: ffffffffa1c1c740 RSI: ffffffffa1a01bcb RDI: ffffffffa146f6c0 [ 368.387287][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 368.387288][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4380fc3 [ 368.387288][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 368.387290][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 368.387293][ C0] default_idle+0x9/0x10 [ 368.387295][ C0] default_idle_call+0x6e/0xb0 [ 368.387297][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 368.387299][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 368.387300][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 368.387303][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 368.387304][ C0] ? rcu_is_watching+0x15/0xd0 [ 368.387306][ C0] do_idle+0xf5/0x160 [ 368.387308][ C0] cpu_startup_entry+0x53/0x70 [ 368.387309][ C0] rest_init+0x1f7/0x200 [ 368.387311][ C0] start_kernel+0x3ad/0x3b0 [ 368.387314][ C0] x86_64_start_reservations+0x24/0x30 [ 368.387316][ C0] x86_64_start_kernel+0x12b/0x130 [ 368.387318][ C0] common_startup_64+0x13e/0x148 [ 368.387322][ C0]