[ 512.461134][ T6894] gre: GRE over IPv4 demultiplexer driver [ 512.477115][ T6894] ip_gre: GRE over IPv4 tunneling driver [ 512.826418][ T6913] lag: Mode changed to "loadbalance" [ 512.900285][ T6916] lag: Port device veth2 added [ 513.076180][ T6924] lag: Port device veth4 added [ 513.147657][ T6926] 8021q: adding VLAN 0 to HW filter on device lag [ 513.185518][ T6927] br1: port 1(lag) entered blocking state [ 513.185875][ T6927] br1: port 1(lag) entered disabled state [ 513.186092][ T6927] lag: entered allmulticast mode [ 513.186301][ T6927] veth2: entered allmulticast mode [ 513.186482][ T6927] veth4: entered allmulticast mode [ 513.189081][ T6927] veth2: entered promiscuous mode [ 513.189430][ T6927] veth4: entered promiscuous mode [ 513.224977][ T6928] br1: port 1(lag) entered blocking state [ 513.225144][ T6928] br1: port 1(lag) entered forwarding state [ 518.841363][ T6968] Mirror/redirect action on [ 532.744218][ T70] br1: port 1(lag) entered disabled state [ 536.450678][ T7002] jq (7002) used greatest stack depth: 23616 bytes left [ 538.075425][ T5657] br1: port 1(lag) entered blocking state [ 538.075611][ T5657] br1: port 1(lag) entered forwarding state [ 538.137836][ C1] [ 538.137925][ C1] ================================ [ 538.138018][ C1] WARNING: inconsistent lock state [ 538.138104][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 538.138192][ C1] -------------------------------- [ 538.138275][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 538.138376][ C1] swapper/1/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 538.138482][ C1] ffffffffc034b7b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 538.138653][ C1] {SOFTIRQ-ON-W} state was registered at: [ 538.138737][ C1] __lock_acquire+0x378/0xc10 [ 538.138830][ C1] lock_acquire.part.0+0xbc/0x260 [ 538.138922][ C1] _raw_spin_lock+0x33/0x40 [ 538.139006][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 538.139117][ C1] tcf_action_init_1+0x428/0x6b0 [ 538.139200][ C1] tcf_action_init+0x3cf/0x890 [ 538.139281][ C1] tcf_exts_validate_ex+0x411/0x670 [ 538.139364][ C1] fl_change+0xed4/0x4e77 [cls_flower] [ 538.139452][ C1] tc_new_tfilter+0x875/0x21e0 [ 538.139534][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 538.139619][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 538.139707][ C1] netlink_unicast+0x486/0x750 [ 538.139791][ C1] netlink_sendmsg+0x735/0xc60 [ 538.139878][ C1] ____sys_sendmsg+0x419/0x850 [ 538.139965][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 538.140048][ C1] __sys_sendmsg+0x145/0x1f0 [ 538.140138][ C1] do_syscall_64+0x117/0x590 [ 538.140226][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 538.140334][ C1] irq event stamp: 11581548 [ 538.140422][ C1] hardirqs last enabled at (11581548): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 538.140591][ C1] hardirqs last disabled at (11581547): [] _raw_spin_lock_irqsave+0x50/0x60 [ 538.140754][ C1] softirqs last enabled at (11581430): [] handle_softirqs+0x611/0x940 [ 538.140904][ C1] softirqs last disabled at (11581471): [] __irq_exit_rcu+0x103/0x1c0 [ 538.141052][ C1] [ 538.141052][ C1] other info that might help us debug this: [ 538.141177][ C1] Possible unsafe locking scenario: [ 538.141177][ C1] [ 538.141298][ C1] CPU0 [ 538.141360][ C1] ---- [ 538.141422][ C1] lock(mirred_list_lock); [ 538.141507][ C1] [ 538.141569][ C1] lock(mirred_list_lock); [ 538.141657][ C1] [ 538.141657][ C1] *** DEADLOCK *** [ 538.141657][ C1] [ 538.141778][ C1] 1 lock held by swapper/1/0: [ 538.141863][ C1] #0: ffffffff91977c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 538.142068][ C1] [ 538.142068][ C1] stack backtrace: [ 538.142175][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 538.142177][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 538.142179][ C1] Call Trace: [ 538.142181][ C1] [ 538.142182][ C1] dump_stack_lvl+0x6f/0xa0 [ 538.142187][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 538.142190][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 538.142194][ C1] mark_lock_irq+0x4e3/0x9c0 [ 538.142195][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 538.142197][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 538.142199][ C1] ? save_trace+0x68/0x280 [ 538.142201][ C1] mark_lock+0x1d7/0xa00 [ 538.142203][ C1] mark_usage+0x42/0x170 [ 538.142205][ C1] __lock_acquire+0x378/0xc10 [ 538.142206][ C1] ? rcu_is_watching+0x15/0xd0 [ 538.142208][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 538.142212][ C1] lock_acquire.part.0+0xbc/0x260 [ 538.142213][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 538.142215][ C1] ? rcu_is_watching+0x15/0xd0 [ 538.142217][ C1] ? lock_acquire+0x134/0x160 [ 538.142219][ C1] _raw_spin_lock+0x33/0x40 [ 538.142220][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 538.142222][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 538.142223][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 538.142225][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 538.142227][ C1] rcu_do_batch+0x2b6/0x1020 [ 538.142230][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 538.142232][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 538.142233][ C1] ? do_raw_spin_unlock+0x59/0x250 [ 538.142235][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 538.142236][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 538.142238][ C1] ? _raw_spin_unlock_irqrestore+0x53/0x80 [ 538.142239][ C1] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 538.142241][ C1] rcu_core+0x2bf/0x640 [ 538.142243][ C1] handle_softirqs+0x1d8/0x940 [ 538.142245][ C1] ? find_held_lock+0x2b/0x80 [ 538.142248][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 538.142249][ C1] ? _local_bh_enable+0xd0/0xd0 [ 538.142251][ C1] __irq_exit_rcu+0x103/0x1c0 [ 538.142253][ C1] irq_exit_rcu+0xe/0x30 [ 538.142254][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 538.142256][ C1] [ 538.142257][ C1] [ 538.142257][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 538.142259][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 538.142262][ 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 [ 538.142264][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000296 [ 538.142266][ C1] RAX: 0000000000b0b81b RBX: ff11000001bb2340 RCX: ffffffff8e6d9667 [ 538.142267][ C1] RDX: ff11000001bb2340 RSI: ffffffff91401bcb RDI: ffffffff90e6f6c0 [ 538.142268][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 538.142269][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc0 [ 538.142270][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 538.142271][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 538.142274][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 538.142276][ C1] default_idle+0x9/0x10 [ 538.142278][ C1] default_idle_call+0x6e/0xb0 [ 538.142280][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 538.142281][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 538.142283][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 538.142285][ C1] ? rcu_is_watching+0x15/0xd0 [ 538.142287][ C1] do_idle+0xf5/0x160 [ 538.142289][ C1] cpu_startup_entry+0x53/0x70 [ 538.142290][ C1] start_secondary+0x204/0x2b0 [ 538.142292][ C1] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 538.142294][ C1] common_startup_64+0x13e/0x148 [ 538.142298][ C1] [ 551.964301][ T5657] br1: port 1(lag) entered disabled state [ 557.186636][ T70] br1: port 1(lag) entered blocking state [ 557.186867][ T70] br1: port 1(lag) entered forwarding state [ 557.358771][ T7076] lag: left allmulticast mode [ 557.358912][ T7076] veth2: left allmulticast mode [ 557.359007][ T7076] veth4: left allmulticast mode [ 557.359140][ T7076] br1: port 1(lag) entered disabled state [ 557.366628][ T7076] veth2: left promiscuous mode [ 557.366755][ T7076] veth4: left promiscuous mode [ 557.384714][ T6913] lag: Port device veth4 removed [ 557.386125][ T6913] lag: Port device veth2 removed