[ 9.868482][ T223] 8021q: 802.1Q VLAN Support v1.8 [ 10.404250][ T249] lag2: Mode changed to "loadbalance" [ 10.461275][ T253] lag2: Port device veth3 added [ 10.584655][ T257] lag2: Port device veth5 added [ 10.632980][ T259] 8021q: adding VLAN 0 to HW filter on device lag2 [ 10.660733][ T260] 8021q: adding VLAN 0 to HW filter on device lag2 [ 10.793392][ T265] gre: GRE over IPv4 demultiplexer driver [ 10.801455][ T265] ip_gre: GRE over IPv4 tunneling driver [ 11.367032][ T292] lag1: Mode changed to "loadbalance" [ 11.479937][ T295] lag1: Port device veth2 added [ 11.555608][ T298] lag1: Port device veth4 added [ 11.607869][ T300] 8021q: adding VLAN 0 to HW filter on device lag1 [ 17.047752][ T332] Mirror/redirect action on [ 17.118205][ T335] GACT probability NOT on [ 17.145831][ T337] lag2: Port device veth5 removed [ 20.822674][ T348] lag2: Port device veth3 removed [ 24.533059][ C2] [ 24.533145][ C2] ================================ [ 24.533232][ C2] WARNING: inconsistent lock state [ 24.533312][ C2] 7.1.0-rc5-virtme #1 Not tainted [ 24.533394][ C2] -------------------------------- [ 24.533472][ C2] inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. [ 24.533569][ C2] ip/360 [HC0[0]:SC1[1]:HE1:SE0] takes: [ 24.533650][ C2] ffffffffc02ba7b8 (mirred_list_lock){+.?.}-{3:3}, at: tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 24.533810][ C2] {SOFTIRQ-ON-W} state was registered at: [ 24.533891][ C2] __lock_acquire+0x378/0xc10 [ 24.533976][ C2] lock_acquire.part.0+0xbc/0x260 [ 24.534054][ C2] _raw_spin_lock+0x33/0x40 [ 24.534139][ C2] tcf_mirred_init+0x844/0xd70 [act_mirred] [ 24.534236][ C2] tcf_action_init_1+0x428/0x6b0 [ 24.534314][ C2] tcf_action_init+0x3cf/0x890 [ 24.534392][ C2] tcf_exts_validate_ex+0x411/0x670 [ 24.534471][ C2] fl_change+0xed4/0x4e77 [cls_flower] [ 24.534551][ C2] tc_new_tfilter+0x875/0x21e0 [ 24.534630][ C2] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 24.534711][ C2] netlink_rcv_skb+0x14e/0x3a0 [ 24.534790][ C2] netlink_unicast+0x486/0x750 [ 24.534869][ C2] netlink_sendmsg+0x735/0xc60 [ 24.534948][ C2] ____sys_sendmsg+0x419/0x850 [ 24.535028][ C2] ___sys_sendmsg+0x14e/0x1d0 [ 24.535107][ C2] __sys_sendmsg+0x145/0x1f0 [ 24.535191][ C2] do_syscall_64+0x117/0x590 [ 24.535269][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 24.535365][ C2] irq event stamp: 9950 [ 24.535425][ C2] hardirqs last enabled at (9950): [] _raw_spin_unlock_irqrestore+0x53/0x80 [ 24.535580][ C2] hardirqs last disabled at (9949): [] _raw_spin_lock_irqsave+0x50/0x60 [ 24.535715][ C2] softirqs last enabled at (5176): [] handle_softirqs+0x611/0x940 [ 24.535853][ C2] softirqs last disabled at (9195): [] __irq_exit_rcu+0x103/0x1c0 [ 24.535991][ C2] [ 24.535991][ C2] other info that might help us debug this: [ 24.536107][ C2] Possible unsafe locking scenario: [ 24.536107][ C2] [ 24.536224][ C2] CPU0 [ 24.536285][ C2] ---- [ 24.536343][ C2] lock(mirred_list_lock); [ 24.536422][ C2] [ 24.536481][ C2] lock(mirred_list_lock); [ 24.536599][ C2] [ 24.536599][ C2] *** DEADLOCK *** [ 24.536599][ C2] [ 24.536713][ C2] 1 lock held by ip/360: [ 24.536773][ C2] #0: ffffffff9cd77c00 (rcu_callback){....}-{0:0}, at: rcu_do_batch+0x389/0x1020 [ 24.536919][ C2] [ 24.536919][ C2] stack backtrace: [ 24.537018][ C2] CPU: 2 UID: 0 PID: 360 Comm: ip Not tainted 7.1.0-rc5-virtme #1 PREEMPT(full) [ 24.537021][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.537023][ C2] Call Trace: [ 24.537024][ C2] [ 24.537025][ C2] dump_stack_lvl+0x6f/0xa0 [ 24.537030][ C2] print_usage_bug.part.0.cold+0xa9/0xb7 [ 24.537033][ C2] ? filter_irq_stacks+0xd0/0xd0 [ 24.537036][ C2] mark_lock_irq+0x4e3/0x9c0 [ 24.537038][ C2] ? sysvec_apic_timer_interrupt+0x4c/0xe0 [ 24.537040][ C2] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 24.537042][ C2] ? save_trace+0x68/0x280 [ 24.537044][ C2] mark_lock+0x1d7/0xa00 [ 24.537046][ C2] mark_usage+0x42/0x170 [ 24.537048][ C2] __lock_acquire+0x378/0xc10 [ 24.537049][ C2] ? rcu_is_watching+0x15/0xd0 [ 24.537051][ C2] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 24.537055][ C2] lock_acquire.part.0+0xbc/0x260 [ 24.537057][ C2] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 24.537058][ C2] ? rcu_is_watching+0x15/0xd0 [ 24.537060][ C2] ? lock_acquire+0x134/0x160 [ 24.537062][ C2] _raw_spin_lock+0x33/0x40 [ 24.537064][ C2] ? tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 24.537065][ C2] tcf_mirred_release+0x1d/0x2e0 [act_mirred] [ 24.537067][ C2] tcf_action_rcu_free+0x74/0x1a0 [ 24.537069][ C2] ? rcu_do_batch+0x2b4/0x1020 [ 24.537070][ C2] rcu_do_batch+0x2b6/0x1020 [ 24.537073][ C2] ? trace_rcu_batch_end+0x330/0x330 [ 24.537075][ C2] ? rcu_is_watching+0x15/0xd0 [ 24.537077][ C2] ? trace_irq_enable.constprop.0+0x9b/0x180 [ 24.537078][ C2] ? trace_irq_disable.constprop.0+0x9b/0x180 [ 24.537080][ C2] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 24.537081][ C2] ? lockdep_hardirqs_on+0x8c/0x130 [ 24.537084][ C2] rcu_core+0x2bf/0x640 [ 24.537085][ C2] handle_softirqs+0x1d8/0x940 [ 24.537087][ C2] ? find_held_lock+0x2b/0x80 [ 24.537090][ C2] ? __lock_release.isra.0+0x6b/0x1a0 [ 24.537091][ C2] ? _local_bh_enable+0xd0/0xd0 [ 24.537093][ C2] __irq_exit_rcu+0x103/0x1c0 [ 24.537095][ C2] irq_exit_rcu+0xe/0x30 [ 24.537096][ C2] sysvec_apic_timer_interrupt+0x4c/0xe0 [ 24.537098][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 24.537100][ C2] RIP: 0033:0x7fa9b9c19199 [ 24.537103][ C2] Code: c4 0f 82 ba fd ff ff 66 2e 0f 1f 84 00 00 00 00 00 31 c0 eb 92 0f 1f 40 00 44 89 d0 31 d2 f7 f7 48 8b 83 40 03 00 00 8b 04 90 <85> c0 0f 84 82 fd ff ff 48 8b 93 48 03 00 00 4c 89 75 f0 4c 89 ad [ 24.537104][ C2] RSP: 002b:00007fffca535570 EFLAGS: 00000212 [ 24.537107][ C2] RAX: 0000000000000182 RBX: 00007fa9b9c482e0 RCX: 00000000f2745959 [ 24.537112][ C2] RDX: 00000000000000ae RSI: 000000000046d2a0 RDI: 0000000000000209 [ 24.537113][ C2] RBP: 00007fffca535620 R08: 000000000000000c R09: 00007fa9b9c05d40 [ 24.537114][ C2] R10: 00000000f2745959 R11: 0000000000000000 R12: 0000000000000000 [ 24.537115][ C2] R13: 00007fa9b9b3cc68 R14: 00000000f2745959 R15: 0000000000000001 [ 24.537117][ C2] [ 24.792071][ T380] lag2: Mode changed to "loadbalance" [ 24.832705][ T384] lag2: Port device veth3 added [ 24.917896][ T388] lag2: Port device veth5 added [ 24.948798][ T390] 8021q: adding VLAN 0 to HW filter on device lag2 [ 24.971211][ T391] 8021q: adding VLAN 0 to HW filter on device lag2 [ 30.260824][ T431] lag2: Port device veth3 removed [ 33.860800][ T441] lag2: Port device veth5 removed [ 37.730445][ T473] lag2: Mode changed to "loadbalance" [ 37.760159][ T475] lag2: Port device veth3 added [ 37.842067][ T479] lag2: Port device veth5 added [ 37.874383][ T481] 8021q: adding VLAN 0 to HW filter on device lag2 [ 37.897790][ T482] 8021q: adding VLAN 0 to HW filter on device lag2 [ 43.171464][ T292] lag1: Port device veth4 removed [ 43.173184][ T292] lag1: Port device veth2 removed [ 43.565028][ T473] lag2: Port device veth5 removed [ 43.566072][ T473] lag2: Port device veth3 removed