[ 9.912299][ T246] br1: port 1(veth1) entered blocking state [ 9.912544][ T246] br1: port 1(veth1) entered disabled state [ 9.912810][ T246] veth1: entered allmulticast mode [ 9.914175][ T246] veth1: entered promiscuous mode [ 9.940205][ T38] br1: port 1(veth1) entered blocking state [ 9.940468][ T38] br1: port 1(veth1) entered forwarding state [ 9.962969][ T248] br1: port 2(veth2) entered blocking state [ 9.963148][ T248] br1: port 2(veth2) entered disabled state [ 9.963318][ T248] veth2: entered allmulticast mode [ 9.965374][ T248] veth2: entered promiscuous mode [ 9.990056][ T39] br1: port 2(veth2) entered blocking state [ 9.990230][ T39] br1: port 2(veth2) entered forwarding state [ 10.074304][ T252] 8021q: 802.1Q VLAN Support v1.8 [ 10.302408][ T262] GACT probability NOT on [ 16.000594][ T309] Mirror/redirect action on [ 22.755229][ C0] [ 22.755321][ C0] ================================ [ 22.755423][ C0] WARNING: inconsistent lock state [ 22.755516][ C0] 7.1.0-rc5-virtme #1 Not tainted [ 22.755611][ C0] -------------------------------- [ 22.755703][ C0] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 22.755819][ C0] swapper/0/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 22.755933][ C0] ffffffffc08277b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 22.756129][ C0] {SOFTIRQ-ON-W} state was registered at: [ 22.756221][ C0] __lock_acquire+0x378/0xc10 [ 22.756319][ C0] lock_acquire.part.0+0xbc/0x260 [ 22.756413][ C0] _raw_spin_lock+0x33/0x40 [ 22.756502][ C0] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 22.756613][ C0] tcf_action_init_1+0x428/0x6b0 [ 22.756704][ C0] tcf_action_init+0x3cf/0x890 [ 22.756795][ C0] tcf_exts_validate_ex+0x411/0x670 [ 22.756887][ C0] mall_change+0x3cd/0xe9b [cls_matchall] [ 22.756999][ C0] tc_new_tfilter+0x875/0x21e0 [ 22.757090][ C0] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 22.757181][ C0] netlink_rcv_skb+0x14e/0x3a0 [ 22.757271][ C0] netlink_unicast+0x486/0x750 [ 22.757360][ C0] netlink_sendmsg+0x735/0xc60 [ 22.757454][ C0] ____sys_sendmsg+0x419/0x850 [ 22.757541][ C0] ___sys_sendmsg+0x14e/0x1d0 [ 22.757632][ C0] __sys_sendmsg+0x145/0x1f0 [ 22.757721][ C0] do_syscall_64+0x117/0x590 [ 22.757819][ C0] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 22.757929][ C0] irq event stamp: 628656 [ 22.758002][ C0] hardirqs last enabled at (628656): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 22.758182][ C0] hardirqs last disabled at (628655): [] _raw_spin_lock_irqsave+0x50/0x60 [ 22.758357][ C0] softirqs last enabled at (627506): [] handle_softirqs+0x611/0x940 [ 22.758515][ C0] softirqs last disabled at (627531): [] __irq_exit_rcu+0x103/0x1c0 [ 22.758677][ C0] [ 22.758677][ C0] other info that might help us debug this: [ 22.758813][ C0] Possible unsafe locking scenario: [ 22.758813][ C0] [ 22.758943][ C0] CPU0 [ 22.759014][ C0] ---- [ 22.759082][ C0] lock(mirred_list_lock); [ 22.759174][ C0] [ 22.759241][ C0] lock(mirred_list_lock); [ 22.759332][ C0] [ 22.759332][ C0] *** DEADLOCK *** [ 22.759332][ C0] [ 22.759470][ C0] 1 lock held by swapper/0/0: [ 22.759559][ C0] #0: ffffffffb8777c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 22.759722][ C0] [ 22.759722][ C0] stack backtrace: [ 22.759840][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 22.759844][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.759846][ C0] Call Trace: [ 22.759847][ C0] [ 22.759848][ C0] dump_stack_lvl+0x6f/0xa0 [ 22.759853][ C0] print_usage_bug.part.0.cold+0xa9/0xb7 [ 22.759856][ C0] ? filter_irq_stacks+0xd0/0xd0 [ 22.759860][ C0] mark_lock_irq+0x4e3/0x9c0 [ 22.759861][ C0] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 22.759863][ C0] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 22.759865][ C0] ? save_trace+0x68/0x280 [ 22.759867][ C0] ? uncore_type_init+0x210/0x5e0 [ 22.759872][ C0] mark_lock+0x1d7/0xa00 [ 22.759873][ C0] mark_usage+0x42/0x170 [ 22.759875][ C0] __lock_acquire+0x378/0xc10 [ 22.759876][ C0] ? rcu_is_watching+0x15/0xd0 [ 22.759878][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 22.759882][ C0] lock_acquire.part.0+0xbc/0x260 [ 22.759884][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 22.759885][ C0] ? rcu_is_watching+0x15/0xd0 [ 22.759887][ C0] ? lock_acquire+0x134/0x160 [ 22.759889][ C0] _raw_spin_lock+0x33/0x40 [ 22.759891][ C0] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 22.759892][ C0] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 22.759894][ C0] tcf_action_rcu_free+0x74/0x1a0 [ 22.759896][ C0] ? rcu_do_batch+0x2b4/0x1020 [ 22.759897][ C0] rcu_do_batch+0x2b6/0x1020 [ 22.759900][ C0] ? trace_rcu_batch_end+0x330/0x330 [ 22.759902][ C0] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 22.759904][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 22.759905][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 22.759907][ C0] ? lockdep_hardirqs_on+0x8c/0x130 [ 22.759908][ C0] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 22.759910][ C0] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 22.759912][ C0] rcu_core+0x2bf/0x640 [ 22.759914][ C0] handle_softirqs+0x1d8/0x940 [ 22.759915][ C0] ? find_held_lock+0x2b/0x80 [ 22.759918][ C0] ? __lock_release.isra.0+0x6b/0x1a0 [ 22.759919][ C0] ? _local_bh_enable+0xd0/0xd0 [ 22.759921][ C0] __irq_exit_rcu+0x103/0x1c0 [ 22.759923][ C0] irq_exit_rcu+0xe/0x30 [ 22.759924][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 22.759926][ C0] [ 22.759927][ C0] [ 22.759928][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 22.759929][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 22.759932][ 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 [ 22.759933][ C0] RSP: 0018:ffffffffb8407e00 EFLAGS: 00000282 [ 22.759936][ C0] RAX: 0000000000099349 RBX: ffffffffb841c740 RCX: ffffffffb54d9667 [ 22.759937][ C0] RDX: ffffffffb841c740 RSI: ffffffffb8201bcb RDI: ffffffffb7c6f6c0 [ 22.759938][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 22.759939][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7080fc3 [ 22.759939][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 22.759941][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.759944][ C0] default_idle+0x9/0x10 [ 22.759946][ C0] default_idle_call+0x6e/0xb0 [ 22.759948][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.759949][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 22.759951][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 22.759953][ C0] ? rcu_is_watching+0x15/0xd0 [ 22.759955][ C0] do_idle+0xf5/0x160 [ 22.759957][ C0] cpu_startup_entry+0x53/0x70 [ 22.759958][ C0] rest_init+0x1f7/0x200 [ 22.759960][ C0] start_kernel+0x3ad/0x3b0 [ 22.759962][ C0] x86_64_start_reservations+0x24/0x30 [ 22.759964][ C0] x86_64_start_kernel+0x12b/0x130 [ 22.759966][ C0] common_startup_64+0x13e/0x148 [ 22.759971][ C0] [ 42.257153][ T497] br1: port 1(veth1) entered disabled state [ 42.274664][ T498] br1: port 2(veth2) entered disabled state [ 42.287586][ T499] veth2: left allmulticast mode [ 42.287739][ T499] veth2: left promiscuous mode [ 42.287947][ T499] br1: port 2(veth2) entered disabled state [ 42.288625][ T499] veth1: left allmulticast mode [ 42.288777][ T499] veth1: left promiscuous mode [ 42.288975][ T499] br1: port 1(veth1) entered disabled state