[ 22.046863][ C0] clocksource: Watchdog remote CPU 5 read timed out [ 22.047120][ C0] [ 22.047123][ C0] ======================================================== [ 22.047124][ C0] WARNING: possible irq lock inversion dependency detected [ 22.047127][ C0] 7.2.0-virtme #1 Tainted: G W [ 22.047129][ C0] -------------------------------------------------------- [ 22.047130][ C0] swapper/0/0 just changed the state of lock: [ 22.047132][ C0] ffffffff97e89760 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 22.047148][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 22.047150][ C0] (fs_reclaim){+.+.}-{0:0} [ 22.047153][ C0] [ 22.047153][ C0] [ 22.047153][ C0] and interrupts could create inverse lock ordering between them. [ 22.047153][ C0] [ 22.047154][ C0] [ 22.047154][ C0] other info that might help us debug this: [ 22.047155][ C0] Possible interrupt unsafe locking scenario: [ 22.047155][ C0] [ 22.047156][ C0] CPU0 CPU1 [ 22.047157][ C0] ---- ---- [ 22.047158][ C0] lock(fs_reclaim); [ 22.047159][ C0] local_irq_disable(); [ 22.047160][ C0] lock(console_owner); [ 22.047162][ C0] lock(fs_reclaim); [ 22.047164][ C0] [ 22.047164][ C0] lock(console_owner); [ 22.047166][ C0] [ 22.047166][ C0] *** DEADLOCK *** [ 22.047166][ C0] [ 22.047166][ C0] locks held by swapper/0/0: 4, last CPU#0: [ 22.047168][ C0] #0: ffa0000000007c90 ((&watchdog_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 22.047176][ C0] #1: ffffffff97ffe9f8 (watchdog_lock){+.-.}-{3:3}, at: clocksource_watchdog+0x15/0x30 [ 22.047182][ C0] #2: ffffffff97f99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 22.047187][ C0] #3: ffffffff97f99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 22.047193][ C0] [ 22.047193][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 22.047199][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 22.047202][ C0] HARDIRQ-ON-W at: [ 22.047205][ C0] __lock_acquire+0x388/0xc20 [ 22.047208][ C0] lock_acquire.part.0+0xd4/0x280 [ 22.047210][ C0] fs_reclaim_acquire+0xd5/0x120 [ 22.047214][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 22.047218][ C0] kthread_create_worker_on_node+0xea/0x210 [ 22.047221][ C0] workqueue_init+0x2a/0x680 [ 22.047226][ C0] kernel_init_freeable+0x2fe/0x630 [ 22.047229][ C0] kernel_init+0x21/0x150 [ 22.047233][ C0] ret_from_fork+0x474/0x6b0 [ 22.047237][ C0] ret_from_fork_asm+0x11/0x20 [ 22.047241][ C0] SOFTIRQ-ON-W at: [ 22.047242][ C0] __lock_acquire+0x388/0xc20 [ 22.047244][ C0] lock_acquire.part.0+0xd4/0x280 [ 22.047246][ C0] fs_reclaim_acquire+0xd5/0x120 [ 22.047248][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 22.047250][ C0] kthread_create_worker_on_node+0xea/0x210 [ 22.047252][ C0] workqueue_init+0x2a/0x680 [ 22.047254][ C0] kernel_init_freeable+0x2fe/0x630 [ 22.047256][ C0] kernel_init+0x21/0x150 [ 22.047258][ C0] ret_from_fork+0x474/0x6b0 [ 22.047260][ C0] ret_from_fork_asm+0x11/0x20 [ 22.047262][ C0] INITIAL USE at: [ 22.047263][ C0] __lock_acquire+0x388/0xc20 [ 22.047265][ C0] lock_acquire.part.0+0xd4/0x280 [ 22.047267][ C0] fs_reclaim_acquire+0xd5/0x120 [ 22.047269][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 22.047271][ C0] kthread_create_worker_on_node+0xea/0x210 [ 22.047273][ C0] workqueue_init+0x2a/0x680 [ 22.047275][ C0] kernel_init_freeable+0x2fe/0x630 [ 22.047277][ C0] kernel_init+0x21/0x150 [ 22.047279][ C0] ret_from_fork+0x474/0x6b0 [ 22.047280][ C0] ret_from_fork_asm+0x11/0x20 [ 22.047282][ C0] } [ 22.047283][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 22.047288][ C0] ... acquired at: [ 22.047290][ C0] __lock_acquire+0x518/0xc20 [ 22.047292][ C0] lock_acquire.part.0+0xd4/0x280 [ 22.047294][ C0] fs_reclaim_acquire+0xd5/0x120 [ 22.047296][ C0] __kmalloc_noprof+0xd3/0x760 [ 22.047298][ C0] alloc_buf.isra.0+0x4b/0x260 [ 22.047302][ C0] put_chars+0x1e1/0x2f0 [ 22.047305][ C0] hvc_console_print+0x292/0x780 [ 22.047308][ C0] console_emit_next_record+0x252/0x4f0 [ 22.047310][ C0] console_flush_one_record+0x46f/0x710 [ 22.047313][ C0] console_unlock+0xee/0x1f0 [ 22.047315][ C0] vprintk_emit+0x37c/0x3e0 [ 22.047317][ C0] _printk+0xc7/0x100 [ 22.047321][ C0] loop_init+0x12a/0x130 [ 22.047324][ C0] do_one_initcall+0x124/0x4f0 [ 22.047325][ C0] kernel_init_freeable+0x596/0x630 [ 22.047328][ C0] kernel_init+0x21/0x150 [ 22.047329][ C0] ret_from_fork+0x474/0x6b0 [ 22.047331][ C0] ret_from_fork_asm+0x11/0x20 [ 22.047333][ C0] [ 22.047333][ C0] -> (console_owner){..-.}-{0:0} { [ 22.047336][ C0] IN-SOFTIRQ-W at: [ 22.047338][ C0] __lock_acquire+0x388/0xc20 [ 22.047340][ C0] lock_acquire.part.0+0xd4/0x280 [ 22.047342][ C0] console_lock_spinning_enable+0x5c/0x60 [ 22.047344][ C0] console_emit_next_record+0x1f4/0x4f0 [ 22.047346][ C0] console_flush_one_record+0x46f/0x710 [ 22.047348][ C0] console_unlock+0xee/0x1f0 [ 22.047350][ C0] vprintk_emit+0x37c/0x3e0 [ 22.047352][ C0] _printk+0xc7/0x100 [ 22.047354][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 22.047358][ C0] call_timer_fn+0x160/0x4d0 [ 22.047360][ C0] __run_timers+0x68f/0xaa0 [ 22.047362][ C0] run_timer_softirq+0xf0/0x160 [ 22.047364][ C0] handle_softirqs+0x1d3/0x900 [ 22.047368][ C0] __irq_exit_rcu+0x145/0x1c0 [ 22.047369][ C0] irq_exit_rcu+0xe/0x30 [ 22.047371][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 22.047375][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 22.047378][ C0] pv_native_safe_halt+0xf/0x10 [ 22.047380][ C0] default_idle+0x9/0x10 [ 22.047382][ C0] default_idle_call+0x6e/0xb0 [ 22.047384][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.047387][ C0] do_idle+0xd8/0x190 [ 22.047389][ C0] cpu_startup_entry+0x53/0x70 [ 22.047391][ C0] rest_init+0x279/0x280 [ 22.047392][ C0] start_kernel+0x3af/0x3b0 [ 22.047395][ C0] x86_64_start_reservations+0x24/0x30 [ 22.047397][ C0] x86_64_start_kernel+0x12b/0x130 [ 22.047400][ C0] common_startup_64+0x13e/0x148 [ 22.047403][ C0] INITIAL USE at: [ 22.047404][ C0] } [ 22.047405][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 22.047409][ C0] ... acquired at: [ 22.047410][ C0] mark_lock+0x1d7/0xa00 [ 22.047412][ C0] mark_usage+0x42/0x170 [ 22.047414][ C0] __lock_acquire+0x388/0xc20 [ 22.047416][ C0] lock_acquire.part.0+0xd4/0x280 [ 22.047418][ C0] console_lock_spinning_enable+0x5c/0x60 [ 22.047420][ C0] console_emit_next_record+0x1f4/0x4f0 [ 22.047422][ C0] console_flush_one_record+0x46f/0x710 [ 22.047424][ C0] console_unlock+0xee/0x1f0 [ 22.047426][ C0] vprintk_emit+0x37c/0x3e0 [ 22.047428][ C0] _printk+0xc7/0x100 [ 22.047430][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 22.047432][ C0] call_timer_fn+0x160/0x4d0 [ 22.047434][ C0] __run_timers+0x68f/0xaa0 [ 22.047436][ C0] run_timer_softirq+0xf0/0x160 [ 22.047439][ C0] handle_softirqs+0x1d3/0x900 [ 22.047440][ C0] __irq_exit_rcu+0x145/0x1c0 [ 22.047442][ C0] irq_exit_rcu+0xe/0x30 [ 22.047444][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 22.047446][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 22.047448][ C0] pv_native_safe_halt+0xf/0x10 [ 22.047450][ C0] default_idle+0x9/0x10 [ 22.047452][ C0] default_idle_call+0x6e/0xb0 [ 22.047454][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.047456][ C0] do_idle+0xd8/0x190 [ 22.047457][ C0] cpu_startup_entry+0x53/0x70 [ 22.047459][ C0] rest_init+0x279/0x280 [ 22.047461][ C0] start_kernel+0x3af/0x3b0 [ 22.047463][ C0] x86_64_start_reservations+0x24/0x30 [ 22.047465][ C0] x86_64_start_kernel+0x12b/0x130 [ 22.047467][ C0] common_startup_64+0x13e/0x148 [ 22.047469][ C0] [ 22.047470][ C0] [ 22.047470][ C0] stack backtrace: [ 22.047474][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.047478][ C0] Tainted: [W]=WARN [ 22.047479][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 22.047482][ C0] Call Trace: [ 22.047484][ C0] [ 22.047486][ C0] dump_stack_lvl+0x6f/0xa0 [ 22.047491][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 22.047494][ C0] mark_lock_irq+0x989/0x9c0 [ 22.047497][ C0] ? add_lock_to_list+0x2c/0x1a0 [ 22.047501][ C0] mark_lock+0x1d7/0xa00 [ 22.047504][ C0] mark_usage+0x42/0x170 [ 22.047506][ C0] __lock_acquire+0x388/0xc20 [ 22.047510][ C0] lock_acquire.part.0+0xd4/0x280 [ 22.047512][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 22.047515][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047519][ C0] ? lock_acquire+0x13c/0x160 [ 22.047522][ C0] console_lock_spinning_enable+0x5c/0x60 [ 22.047525][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 22.047527][ C0] console_emit_next_record+0x1f4/0x4f0 [ 22.047530][ C0] ? devkmsg_read+0x4e0/0x4e0 [ 22.047534][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047536][ C0] ? lock_acquire+0x13c/0x160 [ 22.047539][ C0] console_flush_one_record+0x46f/0x710 [ 22.047543][ C0] ? console_emit_next_record+0x4f0/0x4f0 [ 22.047545][ C0] ? __lock_acquire+0x518/0xc20 [ 22.047549][ C0] console_unlock+0xee/0x1f0 [ 22.047552][ C0] ? console_flush_one_record+0x710/0x710 [ 22.047554][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047557][ C0] ? lock_acquire+0xa0/0x160 [ 22.047560][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.047562][ C0] ? vprintk_emit+0x320/0x3e0 [ 22.047565][ C0] vprintk_emit+0x37c/0x3e0 [ 22.047568][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 22.047572][ C0] ? clocksource_watchdog.part.0+0x4d0/0x540 [ 22.047575][ C0] _printk+0xc7/0x100 [ 22.047577][ C0] ? snapshot_read.cold+0x21/0x21 [ 22.047580][ C0] ? clocksource_watchdog.part.0+0x4d0/0x540 [ 22.047582][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 22.047586][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 22.047588][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 22.047591][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 22.047594][ C0] call_timer_fn+0x160/0x4d0 [ 22.047597][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 22.047599][ C0] ? debug_object_active_state+0x430/0x430 [ 22.047603][ C0] ? find_held_lock+0x2b/0x80 [ 22.047606][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 22.047609][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047612][ C0] __run_timers+0x68f/0xaa0 [ 22.047615][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 22.047618][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 22.047621][ C0] ? __lock_acquire+0x518/0xc20 [ 22.047625][ C0] ? __rwlock_init+0x150/0x150 [ 22.047628][ C0] run_timer_softirq+0xf0/0x160 [ 22.047631][ C0] ? __run_timers+0xaa0/0xaa0 [ 22.047633][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 22.047637][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047639][ C0] handle_softirqs+0x1d3/0x900 [ 22.047642][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 22.047644][ C0] ? _local_bh_enable+0xc0/0xc0 [ 22.047647][ C0] __irq_exit_rcu+0x145/0x1c0 [ 22.047649][ C0] irq_exit_rcu+0xe/0x30 [ 22.047652][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 22.047655][ C0] [ 22.047656][ C0] [ 22.047657][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 22.047660][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 22.047663][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 22.047667][ C0] Code: 48 8b 3d 94 52 73 02 e8 1f 00 00 00 48 2b 05 58 e3 ae 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 76 1e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 22.047669][ C0] RSP: 0018:ffffffff97c07cf8 EFLAGS: 00000296 [ 22.047672][ C0] RAX: 000000000006fe13 RBX: ffffffff97c1c600 RCX: ffffffff943103a7 [ 22.047674][ C0] RDX: ffffffff97c1c600 RSI: ffffffff974f7c2a RDI: ffffffff96e913e0 [ 22.047675][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 22.047677][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2f80fa2 [ 22.047678][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 22.047681][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.047687][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 22.047690][ C0] default_idle+0x9/0x10 [ 22.047693][ C0] default_idle_call+0x6e/0xb0 [ 22.047695][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.047697][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 22.047700][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 22.047703][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047706][ C0] do_idle+0xd8/0x190 [ 22.047708][ C0] cpu_startup_entry+0x53/0x70 [ 22.047711][ C0] rest_init+0x279/0x280 [ 22.047713][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 22.047716][ C0] ? rest_init+0x280/0x280 [ 22.047719][ C0] ? acpi_hw_write_port+0x5c/0xe0 [ 22.047723][ C0] ? acpi_enable+0x112/0x330 [ 22.047726][ C0] start_kernel+0x3af/0x3b0 [ 22.047729][ C0] x86_64_start_reservations+0x24/0x30 [ 22.047733][ C0] x86_64_start_kernel+0x12b/0x130 [ 22.047736][ C0] common_startup_64+0x13e/0x148 [ 22.047744][ C0] [ 22.047751][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 22.047753][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 22.047755][ C0] preempt_count: 103, expected: 0 [ 22.047757][ C0] RCU nest depth: 0, expected: 0 [ 22.047758][ C0] INFO: lockdep is turned off. [ 22.047759][ C0] irq event stamp: 458275 [ 22.047760][ C0] hardirqs last enabled at (458274): [] __down_trylock_console_sem+0x86/0xa0 [ 22.047763][ C0] hardirqs last disabled at (458275): [] console_emit_next_record+0x3f8/0x4f0 [ 22.047766][ C0] softirqs last enabled at (458254): [] handle_softirqs+0x67c/0x900 [ 22.047768][ C0] softirqs last disabled at (458261): [] __irq_exit_rcu+0x145/0x1c0 [ 22.047770][ C0] Preemption disabled at: [ 22.047771][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 22.047775][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 22.047778][ C0] Tainted: [W]=WARN [ 22.047779][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 22.047781][ C0] Call Trace: [ 22.047782][ C0] [ 22.047783][ C0] dump_stack_lvl+0x6f/0xa0 [ 22.047786][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 22.047788][ C0] __might_resched.cold+0x1fe/0x2c1 [ 22.047792][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 22.047796][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047799][ C0] __kmalloc_noprof+0x443/0x760 [ 22.047802][ C0] ? __rwlock_init+0x150/0x150 [ 22.047805][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 22.047809][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 22.047811][ C0] alloc_buf.isra.0+0x4b/0x260 [ 22.047815][ C0] put_chars+0x1e1/0x2f0 [ 22.047818][ C0] ? __send_to_port+0x420/0x420 [ 22.047823][ C0] hvc_console_print+0x292/0x780 [ 22.047826][ C0] ? mark_usage+0x42/0x170 [ 22.047828][ C0] ? __lock_acquire+0x388/0xc20 [ 22.047831][ C0] ? hvc_write+0x3a0/0x3a0 [ 22.047834][ C0] ? lock_acquire.part.0+0xd4/0x280 [ 22.047837][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047839][ C0] ? lock_acquire+0x13c/0x160 [ 22.047843][ C0] console_emit_next_record+0x252/0x4f0 [ 22.047846][ C0] ? devkmsg_read+0x4e0/0x4e0 [ 22.047849][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047852][ C0] ? lock_acquire+0x13c/0x160 [ 22.047855][ C0] console_flush_one_record+0x46f/0x710 [ 22.047858][ C0] ? console_emit_next_record+0x4f0/0x4f0 [ 22.047861][ C0] ? __lock_acquire+0x518/0xc20 [ 22.047864][ C0] console_unlock+0xee/0x1f0 [ 22.047867][ C0] ? console_flush_one_record+0x710/0x710 [ 22.047869][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047872][ C0] ? lock_acquire+0xa0/0x160 [ 22.047875][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 22.047877][ C0] ? vprintk_emit+0x320/0x3e0 [ 22.047880][ C0] vprintk_emit+0x37c/0x3e0 [ 22.047883][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 22.047887][ C0] ? clocksource_watchdog.part.0+0x4d0/0x540 [ 22.047889][ C0] _printk+0xc7/0x100 [ 22.047892][ C0] ? snapshot_read.cold+0x21/0x21 [ 22.047894][ C0] ? clocksource_watchdog.part.0+0x4d0/0x540 [ 22.047897][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 22.047901][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 22.047903][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 22.047906][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 22.047908][ C0] call_timer_fn+0x160/0x4d0 [ 22.047911][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 22.047913][ C0] ? debug_object_active_state+0x430/0x430 [ 22.047915][ C0] ? find_held_lock+0x2b/0x80 [ 22.047918][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 22.047920][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047924][ C0] __run_timers+0x68f/0xaa0 [ 22.047926][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 22.047929][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 22.047932][ C0] ? __lock_acquire+0x518/0xc20 [ 22.047936][ C0] ? __rwlock_init+0x150/0x150 [ 22.047940][ C0] run_timer_softirq+0xf0/0x160 [ 22.047942][ C0] ? __run_timers+0xaa0/0xaa0 [ 22.047945][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 22.047947][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.047950][ C0] handle_softirqs+0x1d3/0x900 [ 22.047952][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 22.047955][ C0] ? _local_bh_enable+0xc0/0xc0 [ 22.047958][ C0] __irq_exit_rcu+0x145/0x1c0 [ 22.047960][ C0] irq_exit_rcu+0xe/0x30 [ 22.047962][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 22.047965][ C0] [ 22.047966][ C0] [ 22.047967][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 22.047969][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 22.047971][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 22.047974][ C0] Code: 48 8b 3d 94 52 73 02 e8 1f 00 00 00 48 2b 05 58 e3 ae 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 76 1e 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 [ 22.047976][ C0] RSP: 0018:ffffffff97c07cf8 EFLAGS: 00000296 [ 22.047978][ C0] RAX: 000000000006fe13 RBX: ffffffff97c1c600 RCX: ffffffff943103a7 [ 22.047979][ C0] RDX: ffffffff97c1c600 RSI: ffffffff974f7c2a RDI: ffffffff96e913e0 [ 22.047980][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 22.047982][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2f80fa2 [ 22.047983][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 22.047985][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.047989][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 22.047991][ C0] default_idle+0x9/0x10 [ 22.047994][ C0] default_idle_call+0x6e/0xb0 [ 22.047996][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 22.047998][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 22.048001][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 22.048003][ C0] ? rcu_is_watching+0x16/0xd0 [ 22.048006][ C0] do_idle+0xd8/0x190 [ 22.048008][ C0] cpu_startup_entry+0x53/0x70 [ 22.048011][ C0] rest_init+0x279/0x280 [ 22.048013][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 22.048016][ C0] ? rest_init+0x280/0x280 [ 22.048018][ C0] ? acpi_hw_write_port+0x5c/0xe0 [ 22.048022][ C0] ? acpi_enable+0x112/0x330 [ 22.048024][ C0] start_kernel+0x3af/0x3b0 [ 22.048027][ C0] x86_64_start_reservations+0x24/0x30 [ 22.048030][ C0] x86_64_start_kernel+0x12b/0x130 [ 22.048033][ C0] common_startup_64+0x13e/0x148 [ 22.048037][ C0]