[ 613.466239][ T8676] lag: Mode changed to "loadbalance" [ 613.544680][ T8679] lag: Port device veth2 added [ 613.663962][ T8690] lag: Port device veth4 added [ 613.713301][ T8692] 8021q: adding VLAN 0 to HW filter on device lag [ 613.741496][ T8693] br1: port 1(lag) entered blocking state [ 613.741654][ T8693] br1: port 1(lag) entered disabled state [ 613.741808][ T8693] lag: entered allmulticast mode [ 613.741932][ T8693] veth2: entered allmulticast mode [ 613.742055][ T8693] veth4: entered allmulticast mode [ 613.744455][ T8693] veth2: entered promiscuous mode [ 613.744759][ T8693] veth4: entered promiscuous mode [ 613.764407][ T8694] br1: port 1(lag) entered blocking state [ 613.764608][ T8694] br1: port 1(lag) entered forwarding state [ 619.355434][ T8734] Mirror/redirect action on [ 633.222590][ T46] br1: port 1(lag) entered disabled state [ 638.546096][ T57] br1: port 1(lag) entered blocking state [ 638.546364][ T57] br1: port 1(lag) entered forwarding state [ 638.623697][ C1] [ 638.623780][ C1] ================================ [ 638.623867][ C1] WARNING: inconsistent lock state [ 638.623952][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 638.624039][ C1] -------------------------------- [ 638.624126][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 638.624236][ C1] swapper/1/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 638.624345][ C1] ffffffffc08997b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 638.624529][ C1] {SOFTIRQ-ON-W} state was registered at: [ 638.624613][ C1] __lock_acquire+0x378/0xc10 [ 638.624711][ C1] lock_acquire.part.0+0xbc/0x260 [ 638.624799][ C1] _raw_spin_lock+0x33/0x40 [ 638.624881][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 638.624991][ C1] tcf_action_init_1+0x428/0x6b0 [ 638.625082][ C1] tcf_action_init+0x3cf/0x890 [ 638.625162][ C1] tcf_exts_validate_ex+0x411/0x670 [ 638.625243][ C1] fl_change+0xed4/0x4e77 [cls_flower] [ 638.625333][ C1] tc_new_tfilter+0x875/0x21e0 [ 638.625417][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 638.625509][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 638.625594][ C1] netlink_unicast+0x486/0x750 [ 638.625683][ C1] netlink_sendmsg+0x735/0xc60 [ 638.625816][ C1] ____sys_sendmsg+0x419/0x850 [ 638.625926][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 638.626040][ C1] __sys_sendmsg+0x145/0x1f0 [ 638.626126][ C1] do_syscall_64+0x117/0x590 [ 638.626211][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 638.626334][ C1] irq event stamp: 28763196 [ 638.626455][ C1] hardirqs last enabled at (28763196): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 638.626705][ C1] hardirqs last disabled at (28763195): [] _raw_spin_lock_irqsave+0x50/0x60 [ 638.626945][ C1] softirqs last enabled at (28763092): [] handle_softirqs+0x611/0x940 [ 638.627154][ C1] softirqs last disabled at (28763153): [] __irq_exit_rcu+0x103/0x1c0 [ 638.627353][ C1] [ 638.627353][ C1] other info that might help us debug this: [ 638.627513][ C1] Possible unsafe locking scenario: [ 638.627513][ C1] [ 638.627629][ C1] CPU0 [ 638.627699][ C1] ---- [ 638.627761][ C1] lock(mirred_list_lock); [ 638.627845][ C1] [ 638.627906][ C1] lock(mirred_list_lock); [ 638.628039][ C1] [ 638.628039][ C1] *** DEADLOCK *** [ 638.628039][ C1] [ 638.628208][ C1] 1 lock held by swapper/1/0: [ 638.628344][ C1] #0: ffffffff95377c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 638.628567][ C1] [ 638.628567][ C1] stack backtrace: [ 638.628685][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 638.628689][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 638.628691][ C1] Call Trace: [ 638.628693][ C1] [ 638.628695][ C1] dump_stack_lvl+0x6f/0xa0 [ 638.628701][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 638.628704][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 638.628709][ C1] mark_lock_irq+0x4e3/0x9c0 [ 638.628712][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 638.628715][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 638.628718][ C1] ? save_trace+0x68/0x280 [ 638.628721][ C1] mark_lock+0x1d7/0xa00 [ 638.628723][ C1] mark_usage+0x42/0x170 [ 638.628725][ C1] __lock_acquire+0x378/0xc10 [ 638.628727][ C1] ? rcu_is_watching+0x15/0xd0 [ 638.628730][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 638.628735][ C1] lock_acquire.part.0+0xbc/0x260 [ 638.628737][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 638.628741][ C1] ? rcu_is_watching+0x15/0xd0 [ 638.628743][ C1] ? lock_acquire+0x134/0x160 [ 638.628746][ C1] _raw_spin_lock+0x33/0x40 [ 638.628748][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 638.628751][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 638.628753][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 638.628756][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 638.628759][ C1] rcu_do_batch+0x2b6/0x1020 [ 638.628762][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 638.628765][ C1] ? rcu_is_watching+0x15/0xd0 [ 638.628767][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 638.628769][ C1] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 638.628771][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 638.628773][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 638.628776][ C1] rcu_core+0x2bf/0x640 [ 638.628778][ C1] handle_softirqs+0x1d8/0x940 [ 638.628781][ C1] ? find_held_lock+0x2b/0x80 [ 638.628785][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 638.628787][ C1] ? _local_bh_enable+0xd0/0xd0 [ 638.628789][ C1] __irq_exit_rcu+0x103/0x1c0 [ 638.628791][ C1] irq_exit_rcu+0xe/0x30 [ 638.628793][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 638.628796][ C1] [ 638.628797][ C1] [ 638.628798][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 638.628800][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 638.628803][ C1] 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 [ 638.628806][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000296 [ 638.628809][ C1] RAX: 0000000001b6e40d RBX: ff11000001bb2340 RCX: ffffffff920d9667 [ 638.628811][ C1] RDX: ff11000001bb2340 RSI: ffffffff94e01bcb RDI: ffffffff9486f6c0 [ 638.628812][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 638.628813][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc0 [ 638.628814][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 638.628817][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 638.628821][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 638.628823][ C1] default_idle+0x9/0x10 [ 638.628825][ C1] default_idle_call+0x6e/0xb0 [ 638.628828][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 638.628830][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 638.628832][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 638.628835][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 638.628837][ C1] ? rcu_is_watching+0x15/0xd0 [ 638.628840][ C1] do_idle+0xf5/0x160 [ 638.628842][ C1] cpu_startup_entry+0x53/0x70 [ 638.628844][ C1] start_secondary+0x204/0x2b0 [ 638.628846][ C1] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 638.628848][ C1] common_startup_64+0x13e/0x148 [ 638.628852][ C1] [ 652.462891][ T46] br1: port 1(lag) entered disabled state [ 657.653847][ T61] br1: port 1(lag) entered blocking state [ 657.654010][ T61] br1: port 1(lag) entered forwarding state [ 657.798267][ T8842] lag: left allmulticast mode [ 657.798387][ T8842] veth2: left allmulticast mode [ 657.798475][ T8842] veth4: left allmulticast mode [ 657.798605][ T8842] br1: port 1(lag) entered disabled state [ 657.799391][ T8842] veth2: left promiscuous mode [ 657.799482][ T8842] veth4: left promiscuous mode [ 657.819595][ T8676] lag: Port device veth4 removed [ 657.824694][ T8676] lag: Port device veth2 removed