[10140.957851] rcu: INFO: rcu_preempt self-detected stall on CPU [10140.958207] rcu: 1-...0: (9061312 ticks this GP) idle=67a4/1/0x4000000000000004 softirq=162499/162501 fqs=2173909 [10140.958750] rcu: (t=8923041 jiffies g=443649 q=6 ncpus=4) [10140.959051] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.8.0-rc2-virtme #1 [10140.959415] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [10140.960024] RIP: 0010:queued_spin_lock_slowpath+0x36/0x310 [10140.960332] Code: 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 85 c0 75 14 f0 0f b1 55 00 85 c0 75 f0 5b 5d 41 5c 41 5d c3 cc cc cc cc f3 90 e1 81 fe 00 01 00 00 74 52 40 30 f6 85 f6 75 75 f0 0f ba 6d 00 [10140.961313] RSP: 0000:ffffa5a7800e8748 EFLAGS: 00000202 [10140.961596] RAX: 0000000000000001 RBX: ffff96ec859c8098 RCX: 0000000000000000 [10140.961976] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff96ec859c8098 [10140.962366] RBP: ffff96ec859c8098 R08: 0000000000000001 R09: 0000000000000000 [10140.962750] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [10140.963130] R13: ffff96ec859c8000 R14: ffff96ec859c8098 R15: ffff96ec82b2998c [10140.963512] FS: 0000000000000000(0000) GS:ffff96ecbec80000(0000) knlGS:0000000000000000 [10140.963944] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10140.964250] CR2: 000055fd8deed4e0 CR3: 000000000596c003 CR4: 00000000001706f0 [10140.964627] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [10140.965014] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [10140.965392] Call Trace: [10140.965532] [10140.965652] ? rcu_dump_cpu_stacks+0xfa/0x180 [10140.965894] ? rcu_sched_clock_irq+0x7bb/0x13d0 [10140.966140] ? mtree_load+0x355/0x5a0 [10140.966342] ? lock_release+0x1d3/0x270 [10140.966551] ? lock_acquire+0x179/0x2b0 [10140.966759] ? __raise_softirq_irqoff+0xaa/0xc0 [10140.967006] ? cpuacct_account_field+0x23/0xf0 [10140.967249] ? update_process_times+0x5f/0x90 [10140.967489] ? __pfx_tick_nohz_highres_handler+0x10/0x10 [10140.967780] ? tick_sched_handle+0x33/0x50 [10140.968001] ? tick_nohz_highres_handler+0x71/0x90 [10140.968261] ? __hrtimer_run_queues+0x89/0x390 [10140.968501] ? hrtimer_interrupt+0x100/0x240 [10140.968738] ? __sysvec_apic_timer_interrupt+0x69/0x1a0 [10140.969021] ? sysvec_apic_timer_interrupt+0x3c/0x90 [10140.969288] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [10140.969580] ? queued_spin_lock_slowpath+0x36/0x310 [10140.969844] do_raw_spin_lock+0x9b/0xa0 [10140.970052] tcp_v4_rcv+0xdb5/0xef0 [10140.970247] ? raw_local_deliver+0x186/0x340 [10140.970482] ip_protocol_deliver_rcu+0x4b/0x1e0 [10140.970736] ip_local_deliver_finish+0xaf/0x180 [10140.970988] __netif_receive_skb_one_core+0x8b/0xa0 [10140.971257] netif_receive_skb+0x87/0x2c0 [10140.971483] tcf_mirred_to_dev+0x1f6/0x410 [act_mirred] [10140.971770] tcf_mirred_act+0xee/0x560 [act_mirred] [10140.972036] ? tcf_skbedit_act+0x89/0x410 [act_skbedit] [10140.972316] ? lock_acquire+0x179/0x2b0 [10140.972524] tcf_action_exec+0xaf/0x230 [10140.972736] fl_classify+0x20e/0x260 [cls_flower] [10140.972996] ? lock_acquire+0x179/0x2b0 [10140.973204] ? _raw_spin_unlock_irqrestore+0x27/0x50 [10140.973473] ? lock_release+0x1d3/0x270 [10140.973684] ? lock_acquire+0x179/0x2b0 [10140.973894] ? lock_acquire+0x179/0x2b0 [10140.974107] ? lock_release+0x1d3/0x270 [10140.974323] ? lock_acquire+0x179/0x2b0 [10140.974535] ? serial8250_interrupt+0x8d/0xa0 [10140.974785] ? lock_release+0x1d3/0x270 [10140.974995] ? handle_irq_event+0x51/0x80 [10140.975212] ? _raw_spin_unlock+0x23/0x40 [10140.975431] ? __common_interrupt+0x4e/0x100 [10140.975665] ? ct_nmi_enter+0x132/0x150 [10140.975883] tcf_classify+0x17d/0x540 [10140.976089] tc_run+0x9f/0x150 [10140.976265] __dev_queue_xmit+0x311/0x1180 [10140.976486] ? lock_acquire+0x179/0x2b0 [10140.976702] ? lock_release+0x1d3/0x270 [10140.976915] ip_finish_output2+0x39f/0xa20 [10140.977139] ? rcu_read_lock_held+0xe/0x50 [10140.977364] ? ip_skb_dst_mtu+0x51/0x1c0 [10140.977582] ? __ip_queue_xmit+0x1d5/0x6f0 [10140.977804] __ip_queue_xmit+0x1d5/0x6f0 [10140.978024] __tcp_transmit_skb+0xb65/0xd30 [10140.978253] ? __alloc_skb+0xdc/0x1a0 [10140.978453] ? __pfx_tcp_delack_timer+0x10/0x10 [10140.978695] tcp_delack_timer_handler+0xa3/0xf0 [10140.978938] tcp_delack_timer+0x5a/0x140 [10140.979151] ? __pfx_tcp_delack_timer+0x10/0x10 [10140.979400] call_timer_fn+0xa8/0x220 [10140.979606] __run_timers.part.0+0x1f8/0x2c0 [10140.979842] run_timer_softirq+0x2a/0x50 [10140.980056] __do_softirq+0xcb/0x37a [10140.980256] irq_exit_rcu+0x7f/0xa0 [10140.980447] sysvec_apic_timer_interrupt+0x78/0x90 [10140.980705] [10140.980826] [10140.980948] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [10140.981228] RIP: 0010:tick_nohz_idle_exit+0x5d/0x100 [10140.981495] Code: 00 75 4a 0f b6 5d 00 83 e3 fe 41 89 dc 88 5d 00 d0 eb 41 c0 ec 02 83 e3 01 41 83 e4 01 75 34 84 db 75 30 e8 15 55 06 00 fb 5b <5d> 41 5c 41 5d c3 cc cc cc cc e8 b4 55 06 00 f6 45 00 01 75 ba 90 [10140.982477] RSP: 0000:ffffa5a7800a3ed8 EFLAGS: 00000246 [10140.982758] RAX: 0000000000000001 RBX: ffff96ec81373480 RCX: ffff96ecbec9c8e0 [10140.983143] RDX: 0000000000000000 RSI: ffffffff9ea3472b RDI: ffffffff9ea3472b [10140.983527] RBP: ffff96ecbeca0840 R08: 0000000000000000 R09: 0000000000000000 [10140.983908] R10: 0000000000000000 R11: 00000000018d1b77 R12: 0000000000000001 [10140.984287] R13: 000000fb55b9b3b7 R14: 0000000000000000 R15: 0000000000000000 [10140.984672] ? tick_nohz_idle_exit+0x5b/0x100 [10140.984916] ? tick_nohz_idle_exit+0x5b/0x100 [10140.985153] do_idle+0x143/0x220 [10140.985331] ? finish_task_switch.isra.0+0xf7/0x330 [10140.985599] cpu_startup_entry+0x2a/0x30 [10140.985814] start_secondary+0xfc/0x100 [10140.986025] secondary_startup_64_no_verify+0x16d/0x17b [10140.986305] [10140.986431] Sending NMI from CPU 1 to CPUs 3: [10140.986684] NMI backtrace for cpu 3 [10140.986689] CPU: 3 PID: 24778 Comm: perl Not tainted 6.8.0-rc2-virtme #1 [10140.986692] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [10140.986694] RIP: 0010:queued_spin_lock_slowpath+0x36/0x310 [10140.986703] Code: 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 85 c0 75 14 f0 0f b1 55 00 85 c0 75 f0 5b 5d 41 5c 41 5d c3 cc cc cc cc f3 90 e1 81 fe 00 01 00 00 74 52 40 30 f6 85 f6 75 75 f0 0f ba 6d 00 [10140.986705] RSP: 0018:ffffa5a7801406d8 EFLAGS: 00000202 [10140.986706] RAX: 0000000000000001 RBX: ffff96ec859c8c98 RCX: 0000000000000000 [10140.986707] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff96ec859c8c98 [10140.986708] RBP: ffff96ec859c8c98 R08: 0000000000000001 R09: 0000000000000000 [10140.986710] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [10140.986710] R13: ffff96ec859c8c00 R14: ffff96ec859c8c98 R15: ffff96ec82b2854c [10140.986713] FS: 00007fe20ba55c40(0000) GS:ffff96ecbed80000(0000) knlGS:0000000000000000 [10140.986714] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10140.986715] CR2: 0000561492a1fdec CR3: 0000000003c58004 CR4: 00000000001706f0 [10140.986716] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [10140.986717] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [10140.986717] Call Trace: [10140.986719] [10140.986722] ? nmi_cpu_backtrace+0xa2/0x110 [10140.986727] ? nmi_cpu_backtrace_handler+0x11/0x20 [10140.986732] ? nmi_handle+0xd3/0x270 [10140.986735] ? default_do_nmi+0x41/0x100 [10140.986738] ? exc_nmi+0xf3/0x120 [10140.986741] ? end_repeat_nmi+0xf/0x60 [10140.986747] ? queued_spin_lock_slowpath+0x36/0x310 [10140.986749] ? queued_spin_lock_slowpath+0x36/0x310 [10140.986751] ? queued_spin_lock_slowpath+0x36/0x310 [10140.986754] [10140.986754] [10140.986755] do_raw_spin_lock+0x9b/0xa0 [10140.986760] tcp_v4_rcv+0xdb5/0xef0 [10140.986766] ? raw_local_deliver+0x186/0x340 [10140.986772] ip_protocol_deliver_rcu+0x4b/0x1e0 [10140.986776] ip_local_deliver_finish+0xaf/0x180 [10140.986778] __netif_receive_skb_one_core+0x8b/0xa0 [10140.986784] netif_receive_skb+0x87/0x2c0 [10140.986788] tcf_mirred_to_dev+0x1f6/0x410 [act_mirred] [10140.986795] tcf_mirred_act+0xee/0x560 [act_mirred] [10140.986800] ? tcf_skbedit_act+0x89/0x410 [act_skbedit] [10140.986804] tcf_action_exec+0xaf/0x230 [10140.986809] fl_classify+0x20e/0x260 [cls_flower] [10140.986817] ? fib_lookup_good_nhc+0x48/0x110 [10140.986821] ? fib_table_lookup+0x48c/0xc10 [10140.986823] ? lock_release+0x1d3/0x270 [10140.986826] ? lock_release+0x1d3/0x270 [10140.986829] ? fib_rules_lookup+0x17a/0x3b0 [10140.986832] ? __fib_lookup+0x69/0xa0 [10140.986835] ? __fib_validate_source+0x184/0x2e0 [10140.986838] ? fib_lookup_good_nhc+0x48/0x110 [10140.986841] tcf_classify+0x17d/0x540 [10140.986844] tc_run+0x9f/0x150 [10140.986850] __dev_queue_xmit+0x311/0x1180 [10140.986853] ? lock_acquire+0x179/0x2b0 [10140.986855] ? update_sd_lb_stats.constprop.0+0x7fb/0xa60 [10140.986859] ? lock_release+0x1d3/0x270 [10140.986862] ip_finish_output2+0x39f/0xa20 [10140.986866] ? rcu_read_lock_held+0xe/0x50 [10140.986870] ? __ip_queue_xmit+0x1d5/0x6f0 [10140.986872] __ip_queue_xmit+0x1d5/0x6f0 [10140.986875] __tcp_transmit_skb+0xb65/0xd30 [10140.986880] tcp_write_xmit+0x492/0x1410 [10140.986882] ? __pfx_tcp_write_timer+0x10/0x10 [10140.986884] tcp_send_loss_probe+0x183/0x260 [10140.986885] tcp_write_timer+0xb2/0x120 [10140.986887] ? __pfx_tcp_write_timer+0x10/0x10 [10140.986888] call_timer_fn+0xa8/0x220 [10140.986891] __run_timers.part.0+0x1f8/0x2c0 [10140.986893] ? kvm_clock_get_cycles+0x18/0x30 [10140.986897] run_timer_softirq+0x2a/0x50 [10140.986898] __do_softirq+0xcb/0x37a [10140.986902] irq_exit_rcu+0x7f/0xa0 [10140.986907] sysvec_apic_timer_interrupt+0x78/0x90 [10140.986909] [10140.986910] [10140.986911] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [10140.986913] RIP: 0010:_raw_spin_unlock_irqrestore+0x39/0x50 [10140.986915] Code: c7 18 53 48 89 f3 48 8b 74 24 10 e8 81 3c 39 ff 48 89 ef e8 39 6d 39 ff 80 e7 02 74 06 e8 cf 95 46 ff fb 65 ff 0d cf e8 9f 60 <74> 07 5b 5d c3 cc cc cc cc 0f 1f 44 00 00 5b 5d c3 cc cc cc cc 66 [10140.986917] RSP: 0018:ffffa5a7874dbd18 EFLAGS: 00000286 [10140.986918] RAX: 0000000000000001 RBX: 0000000000000282 RCX: 0000000000000017 [10140.986919] RDX: ffffffff9f1c7f72 RSI: ffffffff9f630671 RDI: ffffffff9f630671 [10140.986920] RBP: ffffffffa17fff40 R08: 0000000000000000 R09: 0000000000000000 [10140.986921] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [10140.986922] R13: 0000000000000000 R14: ffff96ec81290801 R15: ffff96ec82200000 [10140.986923] ? rpm_suspend+0x232/0x700 [10140.986925] ? _raw_spin_unlock_irqrestore+0x31/0x50 [10140.986927] ? _raw_spin_unlock_irqrestore+0x31/0x50 [10140.986930] ? _raw_spin_unlock_irqrestore+0x31/0x50 [10140.986931] uart_write+0x103/0x1d0 [10140.986937] n_tty_write+0x1a9/0x530 [10140.986939] ? __pfx_woken_wake_function+0x10/0x10 [10140.986944] file_tty_write.constprop.0+0x167/0x340 [10140.986948] vfs_write+0x390/0x550 [10140.986952] ksys_write+0x69/0xf0 [10140.986954] do_syscall_64+0xcc/0x1e0 [10140.986957] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [10140.986958] RIP: 0033:0x7fe20bcaa957 [10140.986964] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [10140.986965] RSP: 002b:00007ffc21900788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [10140.986966] RAX: ffffffffffffffda RBX: 0000560238cf3db0 RCX: 00007fe20bcaa957 [10140.986967] RDX: 0000000000000001 RSI: 0000560238cf3db0 RDI: 0000000000000001 [10140.986968] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [10140.986969] R10: 0000000000000001 R11: 0000000000000246 R12: 0000560238ce04e0 [10140.986969] R13: 0000560238cc12a0 R14: 0000000000000001 R15: 0000560238ce04e0 [10140.986972] [10218.989852] rcu: INFO: rcu_preempt self-detected stall on CPU [10218.990228] rcu: 3-....: (9138191 ticks this GP) idle=f59c/1/0x4000000000000000 softirq=175084/175086 fqs=2192467 [10218.990790] rcu: (t=9001073 jiffies g=443649 q=6 ncpus=4) [10218.991086] Sending NMI from CPU 3 to CPUs 1: [10218.991337] NMI backtrace for cpu 1 [10218.991342] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.8.0-rc2-virtme #1 [10218.991345] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [10218.991347] RIP: 0010:queued_spin_lock_slowpath+0x36/0x310 [10218.991355] Code: 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 85 c0 75 14 f0 0f b1 55 00 85 c0 75 f0 5b 5d 41 5c 41 5d c3 cc cc cc cc f3 90 e1 81 fe 00 01 00 00 74 52 40 30 f6 85 f6 75 75 f0 0f ba 6d 00 [10218.991356] RSP: 0000:ffffa5a7800e8748 EFLAGS: 00000202 [10218.991358] RAX: 0000000000000001 RBX: ffff96ec859c8098 RCX: 0000000000000000 [10218.991359] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff96ec859c8098 [10218.991360] RBP: ffff96ec859c8098 R08: 0000000000000001 R09: 0000000000000000 [10218.991361] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [10218.991362] R13: ffff96ec859c8000 R14: ffff96ec859c8098 R15: ffff96ec82b2998c [10218.991364] FS: 0000000000000000(0000) GS:ffff96ecbec80000(0000) knlGS:0000000000000000 [10218.991366] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10218.991367] CR2: 000055fd8deed4e0 CR3: 000000000596c003 CR4: 00000000001706f0 [10218.991368] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [10218.991368] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [10218.991369] Call Trace: [10218.991372] [10218.991376] ? nmi_cpu_backtrace+0xa2/0x110 [10218.991382] ? nmi_cpu_backtrace_handler+0x11/0x20 [10218.991387] ? nmi_handle+0xd3/0x270 [10218.991390] ? default_do_nmi+0x41/0x100 [10218.991394] ? exc_nmi+0xf3/0x120 [10218.991397] ? end_repeat_nmi+0xf/0x60 [10218.991402] ? queued_spin_lock_slowpath+0x36/0x310 [10218.991404] ? queued_spin_lock_slowpath+0x36/0x310 [10218.991407] ? queued_spin_lock_slowpath+0x36/0x310 [10218.991409] [10218.991410] [10218.991410] do_raw_spin_lock+0x9b/0xa0 [10218.991415] tcp_v4_rcv+0xdb5/0xef0 [10218.991420] ? raw_local_deliver+0x186/0x340 [10218.991425] ip_protocol_deliver_rcu+0x4b/0x1e0 [10218.991430] ip_local_deliver_finish+0xaf/0x180 [10218.991431] __netif_receive_skb_one_core+0x8b/0xa0 [10218.991437] netif_receive_skb+0x87/0x2c0 [10218.991441] tcf_mirred_to_dev+0x1f6/0x410 [act_mirred] [10218.991448] tcf_mirred_act+0xee/0x560 [act_mirred] [10218.991453] ? tcf_skbedit_act+0x89/0x410 [act_skbedit] [10218.991456] ? lock_acquire+0x179/0x2b0 [10218.991459] tcf_action_exec+0xaf/0x230 [10218.991464] fl_classify+0x20e/0x260 [cls_flower] [10218.991471] ? lock_acquire+0x179/0x2b0 [10218.991473] ? _raw_spin_unlock_irqrestore+0x27/0x50 [10218.991475] ? lock_release+0x1d3/0x270 [10218.991477] ? lock_acquire+0x179/0x2b0 [10218.991479] ? lock_acquire+0x179/0x2b0 [10218.991481] ? lock_release+0x1d3/0x270 [10218.991483] ? lock_acquire+0x179/0x2b0 [10218.991485] ? serial8250_interrupt+0x8d/0xa0 [10218.991491] ? lock_release+0x1d3/0x270 [10218.991493] ? handle_irq_event+0x51/0x80 [10218.991497] ? _raw_spin_unlock+0x23/0x40 [10218.991499] ? __common_interrupt+0x4e/0x100 [10218.991502] ? ct_nmi_enter+0x132/0x150 [10218.991506] tcf_classify+0x17d/0x540 [10218.991509] tc_run+0x9f/0x150 [10218.991514] __dev_queue_xmit+0x311/0x1180 [10218.991517] ? lock_acquire+0x179/0x2b0 [10218.991519] ? lock_release+0x1d3/0x270 [10218.991522] ip_finish_output2+0x39f/0xa20 [10218.991525] ? rcu_read_lock_held+0xe/0x50 [10218.991529] ? ip_skb_dst_mtu+0x51/0x1c0 [10218.991532] ? __ip_queue_xmit+0x1d5/0x6f0 [10218.991534] __ip_queue_xmit+0x1d5/0x6f0 [10218.991537] __tcp_transmit_skb+0xb65/0xd30 [10218.991541] ? __alloc_skb+0xdc/0x1a0 [10218.991544] ? __pfx_tcp_delack_timer+0x10/0x10 [10218.991546] tcp_delack_timer_handler+0xa3/0xf0 [10218.991548] tcp_delack_timer+0x5a/0x140 [10218.991549] ? __pfx_tcp_delack_timer+0x10/0x10 [10218.991550] call_timer_fn+0xa8/0x220 [10218.991554] __run_timers.part.0+0x1f8/0x2c0 [10218.991556] run_timer_softirq+0x2a/0x50 [10218.991557] __do_softirq+0xcb/0x37a [10218.991560] irq_exit_rcu+0x7f/0xa0 [10218.991564] sysvec_apic_timer_interrupt+0x78/0x90 [10218.991566] [10218.991567] [10218.991567] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [10218.991570] RIP: 0010:tick_nohz_idle_exit+0x5d/0x100 [10218.991575] Code: 00 75 4a 0f b6 5d 00 83 e3 fe 41 89 dc 88 5d 00 d0 eb 41 c0 ec 02 83 e3 01 41 83 e4 01 75 34 84 db 75 30 e8 15 55 06 00 fb 5b <5d> 41 5c 41 5d c3 cc cc cc cc e8 b4 55 06 00 f6 45 00 01 75 ba 90 [10218.991575] RSP: 0000:ffffa5a7800a3ed8 EFLAGS: 00000246 [10218.991576] RAX: 0000000000000001 RBX: ffff96ec81373480 RCX: ffff96ecbec9c8e0 [10218.991577] RDX: 0000000000000000 RSI: ffffffff9ea3472b RDI: ffffffff9ea3472b [10218.991578] RBP: ffff96ecbeca0840 R08: 0000000000000000 R09: 0000000000000000 [10218.991579] R10: 0000000000000000 R11: 00000000018d1b77 R12: 0000000000000001 [10218.991579] R13: 000000fb55b9b3b7 R14: 0000000000000000 R15: 0000000000000000 [10218.991581] ? tick_nohz_idle_exit+0x5b/0x100 [10218.991583] ? tick_nohz_idle_exit+0x5b/0x100 [10218.991586] do_idle+0x143/0x220 [10218.991590] ? finish_task_switch.isra.0+0xf7/0x330 [10218.991593] cpu_startup_entry+0x2a/0x30 [10218.991595] start_secondary+0xfc/0x100 [10218.991600] secondary_startup_64_no_verify+0x16d/0x17b [10218.991606] [10218.992334] CPU: 3 PID: 24778 Comm: perl Not tainted 6.8.0-rc2-virtme #1 [10219.018101] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [10219.018702] RIP: 0010:queued_spin_lock_slowpath+0x36/0x310 [10219.019013] Code: 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 85 c0 75 14 f0 0f b1 55 00 85 c0 75 f0 5b 5d 41 5c 41 5d c3 cc cc cc cc f3 90 e1 81 fe 00 01 00 00 74 52 40 30 f6 85 f6 75 75 f0 0f ba 6d 00 [10219.020029] RSP: 0018:ffffa5a7801406d8 EFLAGS: 00000202 [10219.020313] RAX: 0000000000000001 RBX: ffff96ec859c8c98 RCX: 0000000000000000 [10219.020693] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff96ec859c8c98 [10219.021085] RBP: ffff96ec859c8c98 R08: 0000000000000001 R09: 0000000000000000 [10219.021494] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000 [10219.021887] R13: ffff96ec859c8c00 R14: ffff96ec859c8c98 R15: ffff96ec82b2854c [10219.022272] FS: 00007fe20ba55c40(0000) GS:ffff96ecbed80000(0000) knlGS:0000000000000000 [10219.022703] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10219.023018] CR2: 0000561492a1fdec CR3: 0000000003c58004 CR4: 00000000001706f0 [10219.023410] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [10219.023816] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [10219.024201] Call Trace: [10219.024339] [10219.024464] ? rcu_dump_cpu_stacks+0xfa/0x180 [10219.024711] ? rcu_sched_clock_irq+0x7bb/0x13d0 [10219.024966] ? _raw_spin_unlock_irqrestore+0x27/0x50 [10219.025239] ? timekeeping_advance+0x3b4/0x5d0 [10219.025479] ? cpuacct_account_field+0x23/0xf0 [10219.025725] ? update_process_times+0x5f/0x90 [10219.025962] ? __pfx_tick_nohz_highres_handler+0x10/0x10 [10219.026248] ? tick_sched_handle+0x33/0x50 [10219.026475] ? tick_nohz_highres_handler+0x71/0x90 [10219.026741] ? __hrtimer_run_queues+0x89/0x390 [10219.026999] ? hrtimer_interrupt+0x100/0x240 [10219.027233] ? __sysvec_apic_timer_interrupt+0x69/0x1a0 [10219.027542] ? sysvec_apic_timer_interrupt+0x3c/0x90 [10219.027814] ? asm_sysvec_apic_timer_interrupt+0x1a/0x20 [10219.028101] ? queued_spin_lock_slowpath+0x36/0x310 [10219.028370] do_raw_spin_lock+0x9b/0xa0 [10219.028583] tcp_v4_rcv+0xdb5/0xef0 [10219.028787] ? raw_local_deliver+0x186/0x340 [10219.029040] ip_protocol_deliver_rcu+0x4b/0x1e0 [10219.029295] ip_local_deliver_finish+0xaf/0x180 [10219.029552] __netif_receive_skb_one_core+0x8b/0xa0 [10219.029819] netif_receive_skb+0x87/0x2c0 [10219.030038] tcf_mirred_to_dev+0x1f6/0x410 [act_mirred] [10219.030321] tcf_mirred_act+0xee/0x560 [act_mirred] [10219.030597] ? tcf_skbedit_act+0x89/0x410 [act_skbedit] [10219.030892] tcf_action_exec+0xaf/0x230 [10219.031105] fl_classify+0x20e/0x260 [cls_flower] [10219.031384] ? fib_lookup_good_nhc+0x48/0x110 [10219.031621] ? fib_table_lookup+0x48c/0xc10 [10219.031848] ? lock_release+0x1d3/0x270 [10219.032056] ? lock_release+0x1d3/0x270 [10219.032264] ? fib_rules_lookup+0x17a/0x3b0 [10219.032491] ? __fib_lookup+0x69/0xa0 [10219.032698] ? __fib_validate_source+0x184/0x2e0 [10219.032961] ? fib_lookup_good_nhc+0x48/0x110 [10219.033212] tcf_classify+0x17d/0x540 [10219.033430] tc_run+0x9f/0x150 [10219.033604] __dev_queue_xmit+0x311/0x1180 [10219.033829] ? lock_acquire+0x179/0x2b0 [10219.034041] ? update_sd_lb_stats.constprop.0+0x7fb/0xa60 [10219.034333] ? lock_release+0x1d3/0x270 [10219.034548] ip_finish_output2+0x39f/0xa20 [10219.034772] ? rcu_read_lock_held+0xe/0x50 [10219.034998] ? __ip_queue_xmit+0x1d5/0x6f0 [10219.035219] __ip_queue_xmit+0x1d5/0x6f0 [10219.035437] __tcp_transmit_skb+0xb65/0xd30 [10219.035666] tcp_write_xmit+0x492/0x1410 [10219.035884] ? __pfx_tcp_write_timer+0x10/0x10 [10219.036129] tcp_send_loss_probe+0x183/0x260 [10219.036360] tcp_write_timer+0xb2/0x120 [10219.036579] ? __pfx_tcp_write_timer+0x10/0x10 [10219.036835] call_timer_fn+0xa8/0x220 [10219.037036] __run_timers.part.0+0x1f8/0x2c0 [10219.037290] ? kvm_clock_get_cycles+0x18/0x30 [10219.037534] run_timer_softirq+0x2a/0x50 [10219.037748] __do_softirq+0xcb/0x37a [10219.037946] irq_exit_rcu+0x7f/0xa0 [10219.038143] sysvec_apic_timer_interrupt+0x78/0x90 [10219.038406] [10219.038534] [10219.038666] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [10219.038942] RIP: 0010:_raw_spin_unlock_irqrestore+0x39/0x50 [10219.039265] Code: c7 18 53 48 89 f3 48 8b 74 24 10 e8 81 3c 39 ff 48 89 ef e8 39 6d 39 ff 80 e7 02 74 06 e8 cf 95 46 ff fb 65 ff 0d cf e8 9f 60 <74> 07 5b 5d c3 cc cc cc cc 0f 1f 44 00 00 5b 5d c3 cc cc cc cc 66 [10219.040250] RSP: 0018:ffffa5a7874dbd18 EFLAGS: 00000286 [10219.040541] RAX: 0000000000000001 RBX: 0000000000000282 RCX: 0000000000000017 [10219.040942] RDX: ffffffff9f1c7f72 RSI: ffffffff9f630671 RDI: ffffffff9f630671 [10219.041346] RBP: ffffffffa17fff40 R08: 0000000000000000 R09: 0000000000000000 [10219.041726] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [10219.042111] R13: 0000000000000000 R14: ffff96ec81290801 R15: ffff96ec82200000 [10219.042502] ? rpm_suspend+0x232/0x700 [10219.042725] ? _raw_spin_unlock_irqrestore+0x31/0x50 [10219.043001] ? _raw_spin_unlock_irqrestore+0x31/0x50 [10219.043288] ? _raw_spin_unlock_irqrestore+0x31/0x50 [10219.043556] uart_write+0x103/0x1d0 [10219.043754] n_tty_write+0x1a9/0x530 [10219.043956] ? __pfx_woken_wake_function+0x10/0x10 [10219.044217] file_tty_write.constprop.0+0x167/0x340 [10219.044489] vfs_write+0x390/0x550 [10219.044680] ksys_write+0x69/0xf0 [10219.044865] do_syscall_64+0xcc/0x1e0 [10219.045072] entry_SYSCALL_64_after_hwframe+0x6f/0x77 [10219.045347] RIP: 0033:0x7fe20bcaa957 [10219.045545] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [10219.046543] RSP: 002b:00007ffc21900788 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [10219.046970] RAX: ffffffffffffffda RBX: 0000560238cf3db0 RCX: 00007fe20bcaa957 [10219.047345] RDX: 0000000000000001 RSI: 0000560238cf3db0 RDI: 0000000000000001 [10219.047720] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000002000 [10219.048109] R10: 0000000000000001 R11: 0000000000000246 R12: 0000560238ce04e0 [10219.048499] R13: 0000560238cc12a0 R14: 0000000000000001 R15: 0000560238ce04e0 [10219.048899]