[ 226.399768][ T5960] mpls_gso: MPLS GSO support [ 226.736509][ T5974] Mirror/redirect action on [ 226.866370][ C0] [ 226.866454][ C0] ================================ [ 226.866548][ C0] WARNING: inconsistent lock state [ 226.866633][ C0] 7.1.0-rc5-virtme #1 Not tainted [ 226.866724][ C0] -------------------------------- [ 226.866808][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 226.866914][ C0] swapper/0/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 226.867022][ C0] ffffffffc03ec7b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 226.867197][ C0] {SOFTIRQ-ON-W} state was registered at: [ 226.867285][ C0] __lock_acquire+0x378/0xc10 [ 226.867379][ C0] lock_acquire.part.0+0xbc/0x260 [ 226.867465][ C0] _raw_spin_lock+0x33/0x40 [ 226.867552][ C0] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 226.867660][ C0] tcf_action_init_1+0x428/0x6b0 [ 226.867750][ C0] tcf_action_init+0x3cf/0x890 [ 226.867834][ C0] tcf_exts_validate_ex+0x411/0x670 [ 226.867921][ C0] fl_change+0xed4/0x4e77 [cls_flower] [ 226.868007][ C0] tc_new_tfilter+0x875/0x21e0 [ 226.868092][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 226.868178][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 226.868265][ C0] netlink_unicast+0x486/0x750 [ 226.868350][ C0] netlink_sendmsg+0x735/0xc60 [ 226.868435][ C0] ____sys_sendmsg+0x419/0x850 [ 226.868521][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 226.868606][ C0] __sys_sendmsg+0x145/0x1f0 [ 226.868691][ C0] do_syscall_64+0x117/0x590 [ 226.868782][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 226.868890][ C0] irq event stamp: 13165882 [ 226.868977][ C0] hardirqs last enabled at (13165882): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 226.869145][ C0] hardirqs last disabled at (13165881): [] _raw_spin_lock_irqsave+0x50/0x60 [ 226.869313][ C0] softirqs last enabled at (13165724): [] handle_softirqs+0x611/0x940 [ 226.869466][ C0] softirqs last disabled at (13165749): [] __irq_exit_rcu+0x103/0x1c0 [ 226.869614][ C0] [ 226.869614][ C0] other info that might help us debug this: [ 226.869743][ C0] Possible unsafe locking scenario: [ 226.869743][ C0] [ 226.869868][ C0] CPU0 [ 226.869933][ C0] ---- [ 226.869997][ C0] lock(mirred_list_lock); [ 226.870082][ C0] [ 226.870147][ C0] lock(mirred_list_lock); [ 226.870232][ C0] [ 226.870232][ C0] *** DEADLOCK *** [ 226.870232][ C0] [ 226.870363][ C0] 1 lock held by swapper/0/0: [ 226.870450][ C0] #0: ffffffff9698bc80 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 226.870603][ C0] [ 226.870603][ C0] stack backtrace: [ 226.870713][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 226.870715][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 226.870721][ C0] Call Trace: [ 226.870723][ C0] [ 226.870724][ C0] dump_stack_lvl+0x6f/0xa0 [ 226.870729][ C0] print_usage_bug.part.0.cold+0xa9/0xb7 [ 226.870732][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 226.870735][ C0] mark_lock_irq+0x4e3/0x9c0 [ 226.870736][ C0] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 226.870738][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 226.870740][ C0] ? save_trace+0x68/0x280 [ 226.870741][ C0] ? kvm_mmu_spte_module_init+0xa0/0xf0 [ 226.870746][ C0] mark_lock+0x1d7/0xa00 [ 226.870748][ C0] mark_usage+0x42/0x170 [ 226.870750][ C0] __lock_acquire+0x378/0xc10 [ 226.870751][ C0] ? rcu_is_watching+0x15/0xd0 [ 226.870753][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 226.870757][ C0] lock_acquire.part.0+0xbc/0x260 [ 226.870758][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 226.870760][ C0] ? rcu_is_watching+0x15/0xd0 [ 226.870762][ C0] ? lock_acquire+0x134/0x160 [ 226.870764][ C0] _raw_spin_lock+0x33/0x40 [ 226.870765][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 226.870766][ C0] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 226.870768][ C0] tcf_action_rcu_free+0x74/0x1a0 [ 226.870770][ C0] ? rcu_do_batch+0x2b4/0x1020 [ 226.870771][ C0] rcu_do_batch+0x2b6/0x1020 [ 226.870774][ C0] ? trace_rcu_batch_end+0x330/0x330 [ 226.870776][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 226.870778][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 226.870780][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 226.870781][ C0] ? lockdep_hardirqs_on+0x8c/0x130 [ 226.870782][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 226.870783][ C0] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 226.870785][ C0] rcu_core+0x2bf/0x640 [ 226.870787][ C0] handle_softirqs+0x1d8/0x940 [ 226.870788][ C0] ? find_held_lock+0x2b/0x80 [ 226.870790][ C0] ? __lock_release.isra.0+0x6b/0x1a0 [ 226.870791][ C0] ? _local_bh_enable+0xd0/0xd0 [ 226.870793][ C0] __irq_exit_rcu+0x103/0x1c0 [ 226.870795][ C0] irq_exit_rcu+0xe/0x30 [ 226.870796][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 226.870798][ C0] [ 226.870798][ C0] [ 226.870799][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 226.870801][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 226.870803][ C0] Code: 48 8b 3d 44 e3 60 02 e8 1f 00 00 00 48 2b 05 c8 81 9e 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 43 74 14 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 226.870804][ C0] RSP: 0018:ffffffff96607e00 EFLAGS: 00000282 [ 226.870807][ C0] RAX: 0000000000c8e4b3 RBX: ffffffff96630740 RCX: ffffffff92eea8a7 [ 226.870808][ C0] RDX: ffffffff96630740 RSI: ffffffff95e93d1a RDI: ffffffff958727c0 [ 226.870809][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 226.870810][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2cc0fc3 [ 226.870810][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 226.870812][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 226.870815][ C0] default_idle+0x9/0x10 [ 226.870817][ C0] default_idle_call+0x6e/0xb0 [ 226.870818][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 226.870820][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 226.870821][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 226.870824][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 226.870825][ C0] ? rcu_is_watching+0x15/0xd0 [ 226.870827][ C0] do_idle+0xf5/0x160 [ 226.870829][ C0] cpu_startup_entry+0x53/0x70 [ 226.870830][ C0] rest_init+0x1f7/0x200 [ 226.870832][ C0] start_kernel+0x3ad/0x3b0 [ 226.870834][ C0] x86_64_start_reservations+0x24/0x30 [ 226.870836][ C0] x86_64_start_kernel+0x12b/0x130 [ 226.870838][ C0] common_startup_64+0x13e/0x148 [ 226.870842][ C0]