[ 264.883904][ T2046] GACT probability NOT on [ 285.952324][ T2170] tc (2170) used greatest stack depth: 23224 bytes left [ 306.825461][ T2273] Mirror/redirect action on [ 327.592258][ C0] [ 327.592351][ C0] ================================ [ 327.592451][ C0] WARNING: inconsistent lock state [ 327.592543][ C0] 7.1.0-rc5-virtme #1 Not tainted [ 327.592637][ C0] -------------------------------- [ 327.592729][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 327.592849][ C0] swapper/0/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 327.592979][ C0] ffffffffc05f77b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 327.593180][ C0] {SOFTIRQ-ON-W} state was registered at: [ 327.593278][ C0] __lock_acquire+0x378/0xc10 [ 327.593376][ C0] lock_acquire.part.0+0xbc/0x260 [ 327.593473][ C0] _raw_spin_lock+0x33/0x40 [ 327.593587][ C0] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 327.593746][ C0] tcf_action_init_1+0x428/0x6b0 [ 327.593871][ C0] tcf_action_init+0x3cf/0x890 [ 327.594004][ C0] tcf_exts_validate_ex+0x411/0x670 [ 327.594134][ C0] fl_change+0xed4/0x4e77 [cls_flower] [ 327.594268][ C0] tc_new_tfilter+0x875/0x21e0 [ 327.594398][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 327.594526][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 327.594654][ C0] netlink_unicast+0x486/0x750 [ 327.594793][ C0] netlink_sendmsg+0x735/0xc60 [ 327.594923][ C0] ____sys_sendmsg+0x419/0x850 [ 327.595057][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 327.595187][ C0] __sys_sendmsg+0x145/0x1f0 [ 327.595318][ C0] do_syscall_64+0x117/0x590 [ 327.595445][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 327.595605][ C0] irq event stamp: 4899714 [ 327.595742][ C0] hardirqs last enabled at (4899714): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 327.596004][ C0] hardirqs last disabled at (4899713): [] _raw_spin_lock_irqsave+0x50/0x60 [ 327.596260][ C0] softirqs last enabled at (4899586): [] handle_softirqs+0x611/0x940 [ 327.596494][ C0] softirqs last disabled at (4899593): [] __irq_exit_rcu+0x103/0x1c0 [ 327.596716][ C0] [ 327.596716][ C0] other info that might help us debug this: [ 327.596911][ C0] Possible unsafe locking scenario: [ 327.596911][ C0] [ 327.597063][ C0] CPU0 [ 327.597137][ C0] ---- [ 327.597208][ C0] lock(mirred_list_lock); [ 327.597304][ C0] [ 327.597374][ C0] lock(mirred_list_lock); [ 327.597467][ C0] [ 327.597467][ C0] *** DEADLOCK *** [ 327.597467][ C0] [ 327.597607][ C0] 1 lock held by swapper/0/0: [ 327.597702][ C0] #0: ffffffffa0b77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 327.597886][ C0] [ 327.597886][ C0] stack backtrace: [ 327.598007][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 327.598010][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 327.598012][ C0] Call Trace: [ 327.598014][ C0] [ 327.598015][ C0] dump_stack_lvl+0x6f/0xa0 [ 327.598021][ C0] print_usage_bug.part.0.cold+0xa9/0xb7 [ 327.598024][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 327.598027][ C0] mark_lock_irq+0x4e3/0x9c0 [ 327.598028][ C0] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 327.598031][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 327.598033][ C0] ? save_trace+0x68/0x280 [ 327.598034][ C0] ? uncore_type_init+0x210/0x5e0 [ 327.598039][ C0] mark_lock+0x1d7/0xa00 [ 327.598041][ C0] mark_usage+0x42/0x170 [ 327.598042][ C0] __lock_acquire+0x378/0xc10 [ 327.598044][ C0] ? rcu_is_watching+0x15/0xd0 [ 327.598046][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 327.598050][ C0] lock_acquire.part.0+0xbc/0x260 [ 327.598052][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 327.598054][ C0] ? rcu_is_watching+0x15/0xd0 [ 327.598056][ C0] ? lock_acquire+0x134/0x160 [ 327.598058][ C0] _raw_spin_lock+0x33/0x40 [ 327.598059][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 327.598061][ C0] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 327.598063][ C0] tcf_action_rcu_free+0x74/0x1a0 [ 327.598064][ C0] ? rcu_do_batch+0x2b4/0x1020 [ 327.598066][ C0] rcu_do_batch+0x2b6/0x1020 [ 327.598068][ C0] ? lock_acquire.part.0+0xbc/0x260 [ 327.598070][ C0] ? trace_rcu_batch_end+0x330/0x330 [ 327.598073][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 327.598074][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 327.598076][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 327.598077][ C0] ? lockdep_hardirqs_on+0x8c/0x130 [ 327.598079][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 327.598081][ C0] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 327.598083][ C0] rcu_core+0x2bf/0x640 [ 327.598085][ C0] handle_softirqs+0x1d8/0x940 [ 327.598086][ C0] ? find_held_lock+0x2b/0x80 [ 327.598089][ C0] ? __lock_release.isra.0+0x6b/0x1a0 [ 327.598091][ C0] ? _local_bh_enable+0xd0/0xd0 [ 327.598093][ C0] __irq_exit_rcu+0x103/0x1c0 [ 327.598094][ C0] irq_exit_rcu+0xe/0x30 [ 327.598096][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 327.598098][ C0] [ 327.598098][ C0] [ 327.598099][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 327.598101][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 327.598104][ 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 [ 327.598106][ C0] RSP: 0018:ffffffffa0807e00 EFLAGS: 00000282 [ 327.598108][ C0] RAX: 00000000004ac307 RBX: ffffffffa081c740 RCX: ffffffff9d8d9667 [ 327.598109][ C0] RDX: ffffffffa081c740 RSI: ffffffffa0601bcb RDI: ffffffffa006f6c0 [ 327.598110][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 327.598111][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4100fc3 [ 327.598112][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 327.598114][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 327.598117][ C0] default_idle+0x9/0x10 [ 327.598119][ C0] default_idle_call+0x6e/0xb0 [ 327.598121][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 327.598122][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 327.598124][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 327.598126][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 327.598128][ C0] ? rcu_is_watching+0x15/0xd0 [ 327.598130][ C0] do_idle+0xf5/0x160 [ 327.598132][ C0] cpu_startup_entry+0x53/0x70 [ 327.598133][ C0] rest_init+0x1f7/0x200 [ 327.598135][ C0] start_kernel+0x3ad/0x3b0 [ 327.598137][ C0] x86_64_start_reservations+0x24/0x30 [ 327.598140][ C0] x86_64_start_kernel+0x12b/0x130 [ 327.598142][ C0] common_startup_64+0x13e/0x148 [ 327.598146][ C0]