[ 609.066313][T32734] gre: GRE over IPv4 demultiplexer driver [ 609.073483][T32734] ip_gre: GRE over IPv4 tunneling driver [ 609.389580][T32753] lag: Mode changed to "loadbalance" [ 609.447092][T32757] lag: Port device veth2 added [ 609.561056][T32763] lag: Port device veth4 added [ 609.623165][ T300] 8021q: adding VLAN 0 to HW filter on device lag [ 609.649195][ T301] br1: port 1(lag) entered blocking state [ 609.649382][ T301] br1: port 1(lag) entered disabled state [ 609.649579][ T301] lag: entered allmulticast mode [ 609.649746][ T301] veth2: entered allmulticast mode [ 609.649918][ T301] veth4: entered allmulticast mode [ 609.652649][ T301] veth2: entered promiscuous mode [ 609.652898][ T301] veth4: entered promiscuous mode [ 609.674919][ T302] br1: port 1(lag) entered blocking state [ 609.675117][ T302] br1: port 1(lag) entered forwarding state [ 615.271744][ T342] Mirror/redirect action on [ 629.115590][ T39] br1: port 1(lag) entered disabled state [ 634.416569][T17369] br1: port 1(lag) entered blocking state [ 634.416788][T17369] br1: port 1(lag) entered forwarding state [ 634.488050][ C1] [ 634.488123][ C1] ================================ [ 634.488223][ C1] WARNING: inconsistent lock state [ 634.488315][ C1] 7.1.0-rc5-virtme #1 Not tainted [ 634.488406][ C1] -------------------------------- [ 634.488489][ C1] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 634.488598][ C1] swapper/1/0 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 634.488702][ C1] ffffffffc06407b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 634.488878][ C1] {SOFTIRQ-ON-W} state was registered at: [ 634.488961][ C1] __lock_acquire+0x378/0xc10 [ 634.489052][ C1] lock_acquire.part.0+0xbc/0x260 [ 634.489142][ C1] _raw_spin_lock+0x33/0x40 [ 634.489231][ C1] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 634.489333][ C1] tcf_action_init_1+0x428/0x6b0 [ 634.489422][ C1] tcf_action_init+0x3cf/0x890 [ 634.489507][ C1] tcf_exts_validate_ex+0x411/0x670 [ 634.489597][ C1] fl_change+0xed4/0x4e77 [cls_flower] [ 634.489727][ C1] tc_new_tfilter+0x875/0x21e0 [ 634.489811][ C1] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 634.489897][ C1] netlink_rcv_skb+0x14e/0x3a0 [ 634.489980][ C1] netlink_unicast+0x486/0x750 [ 634.490107][ C1] netlink_sendmsg+0x735/0xc60 [ 634.490193][ C1] ____sys_sendmsg+0x419/0x850 [ 634.490279][ C1] ___sys_sendmsg+0x14e/0x1d0 [ 634.490362][ C1] __sys_sendmsg+0x145/0x1f0 [ 634.490490][ C1] do_syscall_64+0x117/0x590 [ 634.490580][ C1] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 634.490685][ C1] irq event stamp: 35893362 [ 634.490772][ C1] hardirqs last enabled at (35893362): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 634.490990][ C1] hardirqs last disabled at (35893361): [] _raw_spin_lock_irqsave+0x50/0x60 [ 634.491158][ C1] softirqs last enabled at (35893222): [] handle_softirqs+0x611/0x940 [ 634.491345][ C1] softirqs last disabled at (35893271): [] __irq_exit_rcu+0x103/0x1c0 [ 634.491495][ C1] [ 634.491495][ C1] other info that might help us debug this: [ 634.491667][ C1] Possible unsafe locking scenario: [ 634.491667][ C1] [ 634.491789][ C1] CPU0 [ 634.491852][ C1] ---- [ 634.491914][ C1] lock(mirred_list_lock); [ 634.492040][ C1] [ 634.492104][ C1] lock(mirred_list_lock); [ 634.492189][ C1] [ 634.492189][ C1] *** DEADLOCK *** [ 634.492189][ C1] [ 634.492311][ C1] 1 lock held by swapper/1/0: [ 634.492439][ C1] #0: ffffffffb1577c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 634.492597][ C1] [ 634.492597][ C1] stack backtrace: [ 634.492703][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 634.492706][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 634.492708][ C1] Call Trace: [ 634.492709][ C1] [ 634.492711][ C1] dump_stack_lvl+0x6f/0xa0 [ 634.492716][ C1] print_usage_bug.part.0.cold+0xa9/0xb7 [ 634.492719][ C1] ? filter_irq_stacks+0xd0/0xd0 [ 634.492722][ C1] mark_lock_irq+0x4e3/0x9c0 [ 634.492724][ C1] ? sysvec_apic_timer_interrupt+0x9d/0xe0 [ 634.492726][ C1] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 634.492728][ C1] ? save_trace+0x68/0x280 [ 634.492730][ C1] mark_lock+0x1d7/0xa00 [ 634.492732][ C1] mark_usage+0x42/0x170 [ 634.492733][ C1] __lock_acquire+0x378/0xc10 [ 634.492734][ C1] ? rcu_is_watching+0x15/0xd0 [ 634.492736][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 634.492740][ C1] lock_acquire.part.0+0xbc/0x260 [ 634.492741][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 634.492743][ C1] ? rcu_is_watching+0x15/0xd0 [ 634.492745][ C1] ? lock_acquire+0x134/0x160 [ 634.492747][ C1] _raw_spin_lock+0x33/0x40 [ 634.492749][ C1] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 634.492750][ C1] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 634.492752][ C1] tcf_action_rcu_free+0x74/0x1a0 [ 634.492754][ C1] ? rcu_do_batch+0x2b4/0x1020 [ 634.492755][ C1] rcu_do_batch+0x2b6/0x1020 [ 634.492758][ C1] ? trace_rcu_batch_end+0x330/0x330 [ 634.492760][ C1] ? rcu_is_watching+0x15/0xd0 [ 634.492762][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 634.492764][ C1] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 634.492765][ C1] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 634.492767][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 634.492769][ C1] rcu_core+0x2bf/0x640 [ 634.492770][ C1] handle_softirqs+0x1d8/0x940 [ 634.492772][ C1] ? find_held_lock+0x2b/0x80 [ 634.492775][ C1] ? __lock_release.isra.0+0x6b/0x1a0 [ 634.492776][ C1] ? _local_bh_enable+0xd0/0xd0 [ 634.492778][ C1] __irq_exit_rcu+0x103/0x1c0 [ 634.492780][ C1] irq_exit_rcu+0xe/0x30 [ 634.492781][ C1] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 634.492783][ C1] [ 634.492784][ C1] [ 634.492784][ C1] ? rcu_is_watching+0x15/0xd0 [ 634.492786][ C1] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 634.492787][ C1] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 634.492790][ 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 [ 634.492792][ C1] RSP: 0018:ffa0000000147de8 EFLAGS: 00000296 [ 634.492794][ C1] RAX: 000000000223b015 RBX: ff11000001bb2340 RCX: ffffffffae2d9667 [ 634.492795][ C1] RDX: ff11000001bb2340 RSI: ffffffffb1001bcb RDI: ffffffffb0a6f6c0 [ 634.492796][ C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 634.492797][ C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc0 [ 634.492798][ C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000 [ 634.492800][ C1] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 634.492803][ C1] ? lockdep_hardirqs_on+0x8c/0x130 [ 634.492804][ C1] default_idle+0x9/0x10 [ 634.492806][ C1] default_idle_call+0x6e/0xb0 [ 634.492807][ C1] cpuidle_idle_call.constprop.0+0x237/0x410 [ 634.492809][ C1] ? arch_cpu_idle_exit+0x40/0x40 [ 634.492810][ C1] ? unuse_temporary_mm+0x160/0x160 [ 634.492813][ C1] ? mark_tsc_async_resets+0x30/0x30 [ 634.492816][ C1] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 634.492817][ C1] ? rcu_is_watching+0x15/0xd0 [ 634.492819][ C1] do_idle+0xf5/0x160 [ 634.492821][ C1] cpu_startup_entry+0x53/0x70 [ 634.492822][ C1] start_secondary+0x204/0x2b0 [ 634.492824][ C1] ? set_cpu_sibling_map+0x1fb0/0x1fb0 [ 634.492826][ C1] common_startup_64+0x13e/0x148 [ 634.492830][ C1] [ 648.299909][ T39] br1: port 1(lag) entered disabled state [ 653.482820][ T39] br1: port 1(lag) entered blocking state [ 653.482955][ T39] br1: port 1(lag) entered forwarding state [ 653.618624][ T450] lag: left allmulticast mode [ 653.618753][ T450] veth2: left allmulticast mode [ 653.618841][ T450] veth4: left allmulticast mode [ 653.618967][ T450] br1: port 1(lag) entered disabled state [ 653.619775][ T450] veth2: left promiscuous mode [ 653.619864][ T450] veth4: left promiscuous mode [ 653.636726][T32753] lag: Port device veth4 removed [ 653.637892][T32753] lag: Port device veth2 removed