[ 87.550376][ C0] clocksource: Watchdog remote CPU 4 read timed out [ 87.550676][ C0] [ 87.550678][ C0] ======================================================== [ 87.550679][ C0] WARNING: possible irq lock inversion dependency detected [ 87.550681][ C0] 7.2.0-virtme #1 Tainted: G W [ 87.550683][ C0] -------------------------------------------------------- [ 87.550683][ C0] swapper/0/0 just changed the state of lock: [ 87.550685][ C0] ffffffffbce89760 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 87.550697][ C0] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 87.550698][ C0] (fs_reclaim){+.+.}-{0:0} [ 87.550700][ C0] [ 87.550700][ C0] [ 87.550700][ C0] and interrupts could create inverse lock ordering between them. [ 87.550700][ C0] [ 87.550700][ C0] [ 87.550700][ C0] other info that might help us debug this: [ 87.550701][ C0] Possible interrupt unsafe locking scenario: [ 87.550701][ C0] [ 87.550702][ C0] CPU0 CPU1 [ 87.550702][ C0] ---- ---- [ 87.550703][ C0] lock(fs_reclaim); [ 87.550704][ C0] local_irq_disable(); [ 87.550704][ C0] lock(console_owner); [ 87.550705][ C0] lock(fs_reclaim); [ 87.550706][ C0] [ 87.550706][ C0] lock(console_owner); [ 87.550707][ C0] [ 87.550707][ C0] *** DEADLOCK *** [ 87.550707][ C0] [ 87.550708][ C0] locks held by swapper/0/0: 4, last CPU#0: [ 87.550709][ C0] #0: ffa0000000007c90 ((&watchdog_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 87.550714][ C0] #1: ffffffffbcffe9f8 (watchdog_lock){+.-.}-{3:3}, at: clocksource_watchdog+0x15/0x30 [ 87.550719][ C0] #2: ffffffffbcf99dc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 87.550722][ C0] #3: ffffffffbcf99e38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 87.550725][ C0] [ 87.550725][ C0] the shortest dependencies between 2nd lock and 1st lock: [ 87.550730][ C0] -> (fs_reclaim){+.+.}-{0:0} { [ 87.550732][ C0] HARDIRQ-ON-W at: [ 87.550734][ C0] __lock_acquire+0x388/0xc20 [ 87.550739][ C0] lock_acquire.part.0+0xd4/0x280 [ 87.550741][ C0] fs_reclaim_acquire+0xd5/0x120 [ 87.550744][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 87.550746][ C0] kthread_create_worker_on_node+0xea/0x210 [ 87.550749][ C0] workqueue_init+0x2a/0x680 [ 87.550753][ C0] kernel_init_freeable+0x2fe/0x630 [ 87.550756][ C0] kernel_init+0x21/0x150 [ 87.550759][ C0] ret_from_fork+0x474/0x6b0 [ 87.550762][ C0] ret_from_fork_asm+0x11/0x20 [ 87.550765][ C0] SOFTIRQ-ON-W at: [ 87.550766][ C0] __lock_acquire+0x388/0xc20 [ 87.550767][ C0] lock_acquire.part.0+0xd4/0x280 [ 87.550768][ C0] fs_reclaim_acquire+0xd5/0x120 [ 87.550770][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 87.550771][ C0] kthread_create_worker_on_node+0xea/0x210 [ 87.550772][ C0] workqueue_init+0x2a/0x680 [ 87.550774][ C0] kernel_init_freeable+0x2fe/0x630 [ 87.550775][ C0] kernel_init+0x21/0x150 [ 87.550776][ C0] ret_from_fork+0x474/0x6b0 [ 87.550777][ C0] ret_from_fork_asm+0x11/0x20 [ 87.550778][ C0] INITIAL USE at: [ 87.550779][ C0] __lock_acquire+0x388/0xc20 [ 87.550780][ C0] lock_acquire.part.0+0xd4/0x280 [ 87.550782][ C0] fs_reclaim_acquire+0xd5/0x120 [ 87.550783][ C0] __kmalloc_cache_noprof+0x6e/0x620 [ 87.550784][ C0] kthread_create_worker_on_node+0xea/0x210 [ 87.550786][ C0] workqueue_init+0x2a/0x680 [ 87.550787][ C0] kernel_init_freeable+0x2fe/0x630 [ 87.550788][ C0] kernel_init+0x21/0x150 [ 87.550789][ C0] ret_from_fork+0x474/0x6b0 [ 87.550790][ C0] ret_from_fork_asm+0x11/0x20 [ 87.550791][ C0] } [ 87.550792][ C0] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 87.550796][ C0] ... acquired at: [ 87.550797][ C0] __lock_acquire+0x518/0xc20 [ 87.550798][ C0] lock_acquire.part.0+0xd4/0x280 [ 87.550800][ C0] fs_reclaim_acquire+0xd5/0x120 [ 87.550801][ C0] __kmalloc_noprof+0xd3/0x760 [ 87.550802][ C0] alloc_buf.isra.0+0x4b/0x260 [ 87.550806][ C0] put_chars+0x1e1/0x2f0 [ 87.550808][ C0] hvc_console_print+0x292/0x780 [ 87.550810][ C0] console_emit_next_record+0x252/0x4f0 [ 87.550812][ C0] console_flush_one_record+0x46f/0x710 [ 87.550813][ C0] console_unlock+0xee/0x1f0 [ 87.550815][ C0] vprintk_emit+0x37c/0x3e0 [ 87.550816][ C0] _printk+0xc7/0x100 [ 87.550819][ C0] loop_init+0x12a/0x130 [ 87.550821][ C0] do_one_initcall+0x124/0x4f0 [ 87.550822][ C0] kernel_init_freeable+0x596/0x630 [ 87.550824][ C0] kernel_init+0x21/0x150 [ 87.550825][ C0] ret_from_fork+0x474/0x6b0 [ 87.550826][ C0] ret_from_fork_asm+0x11/0x20 [ 87.550827][ C0] [ 87.550827][ C0] -> (console_owner){..-.}-{0:0} { [ 87.550829][ C0] IN-SOFTIRQ-W at: [ 87.550830][ C0] __lock_acquire+0x388/0xc20 [ 87.550831][ C0] lock_acquire.part.0+0xd4/0x280 [ 87.550832][ C0] console_lock_spinning_enable+0x5c/0x60 [ 87.550834][ C0] console_emit_next_record+0x1f4/0x4f0 [ 87.550835][ C0] console_flush_one_record+0x46f/0x710 [ 87.550837][ C0] console_unlock+0xee/0x1f0 [ 87.550838][ C0] vprintk_emit+0x37c/0x3e0 [ 87.550840][ C0] _printk+0xc7/0x100 [ 87.550841][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 87.550843][ C0] call_timer_fn+0x160/0x4d0 [ 87.550845][ C0] __run_timers+0x68f/0xaa0 [ 87.550847][ C0] run_timer_softirq+0xf0/0x160 [ 87.550848][ C0] handle_softirqs+0x1d3/0x900 [ 87.550850][ C0] __irq_exit_rcu+0x145/0x1c0 [ 87.550851][ C0] irq_exit_rcu+0xe/0x30 [ 87.550853][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 87.550855][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 87.550858][ C0] pv_native_safe_halt+0xf/0x10 [ 87.550859][ C0] default_idle+0x9/0x10 [ 87.550861][ C0] default_idle_call+0x6e/0xb0 [ 87.550862][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 87.550864][ C0] do_idle+0xd8/0x190 [ 87.550866][ C0] cpu_startup_entry+0x53/0x70 [ 87.550867][ C0] rest_init+0x279/0x280 [ 87.550868][ C0] start_kernel+0x3af/0x3b0 [ 87.550869][ C0] x86_64_start_reservations+0x24/0x30 [ 87.550871][ C0] x86_64_start_kernel+0x12b/0x130 [ 87.550873][ C0] common_startup_64+0x13e/0x148 [ 87.550875][ C0] INITIAL USE at: [ 87.550876][ C0] } [ 87.550877][ C0] ... key at: [] console_owner_dep_map+0x0/0x60 [ 87.550880][ C0] ... acquired at: [ 87.550880][ C0] mark_lock+0x1d7/0xa00 [ 87.550882][ C0] mark_usage+0x42/0x170 [ 87.550883][ C0] __lock_acquire+0x388/0xc20 [ 87.550884][ C0] lock_acquire.part.0+0xd4/0x280 [ 87.550885][ C0] console_lock_spinning_enable+0x5c/0x60 [ 87.550887][ C0] console_emit_next_record+0x1f4/0x4f0 [ 87.550888][ C0] console_flush_one_record+0x46f/0x710 [ 87.550890][ C0] console_unlock+0xee/0x1f0 [ 87.550891][ C0] vprintk_emit+0x37c/0x3e0 [ 87.550892][ C0] _printk+0xc7/0x100 [ 87.550894][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 87.550895][ C0] call_timer_fn+0x160/0x4d0 [ 87.550896][ C0] __run_timers+0x68f/0xaa0 [ 87.550898][ C0] run_timer_softirq+0xf0/0x160 [ 87.550899][ C0] handle_softirqs+0x1d3/0x900 [ 87.550900][ C0] __irq_exit_rcu+0x145/0x1c0 [ 87.550901][ C0] irq_exit_rcu+0xe/0x30 [ 87.550902][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 87.550904][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 87.550905][ C0] pv_native_safe_halt+0xf/0x10 [ 87.550906][ C0] default_idle+0x9/0x10 [ 87.550908][ C0] default_idle_call+0x6e/0xb0 [ 87.550909][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 87.550910][ C0] do_idle+0xd8/0x190 [ 87.550911][ C0] cpu_startup_entry+0x53/0x70 [ 87.550912][ C0] rest_init+0x279/0x280 [ 87.550913][ C0] start_kernel+0x3af/0x3b0 [ 87.550915][ C0] x86_64_start_reservations+0x24/0x30 [ 87.550916][ C0] x86_64_start_kernel+0x12b/0x130 [ 87.550918][ C0] common_startup_64+0x13e/0x148 [ 87.550919][ C0] [ 87.550919][ C0] [ 87.550919][ C0] stack backtrace: [ 87.550922][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 87.550925][ C0] Tainted: [W]=WARN [ 87.550926][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 87.550928][ C0] Call Trace: [ 87.550929][ C0] [ 87.550930][ C0] dump_stack_lvl+0x6f/0xa0 [ 87.550934][ C0] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 87.550937][ C0] mark_lock_irq+0x989/0x9c0 [ 87.550938][ C0] ? add_lock_to_list+0x2c/0x1a0 [ 87.550941][ C0] mark_lock+0x1d7/0xa00 [ 87.550943][ C0] mark_usage+0x42/0x170 [ 87.550944][ C0] __lock_acquire+0x388/0xc20 [ 87.550947][ C0] lock_acquire.part.0+0xd4/0x280 [ 87.550948][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 87.550950][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.550953][ C0] ? lock_acquire+0x13c/0x160 [ 87.550955][ C0] console_lock_spinning_enable+0x5c/0x60 [ 87.550957][ C0] ? console_lock_spinning_enable+0x40/0x60 [ 87.550958][ C0] console_emit_next_record+0x1f4/0x4f0 [ 87.550960][ C0] ? devkmsg_read+0x4e0/0x4e0 [ 87.550963][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.550964][ C0] ? lock_acquire+0x13c/0x160 [ 87.550966][ C0] console_flush_one_record+0x46f/0x710 [ 87.550968][ C0] ? console_emit_next_record+0x4f0/0x4f0 [ 87.550970][ C0] ? __lock_acquire+0x518/0xc20 [ 87.550972][ C0] console_unlock+0xee/0x1f0 [ 87.550974][ C0] ? console_flush_one_record+0x710/0x710 [ 87.550975][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.550977][ C0] ? lock_acquire+0xa0/0x160 [ 87.550979][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 87.550981][ C0] ? vprintk_emit+0x320/0x3e0 [ 87.550983][ C0] vprintk_emit+0x37c/0x3e0 [ 87.550985][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 87.550987][ C0] ? clocksource_watchdog.part.0+0x4d0/0x540 [ 87.550989][ C0] _printk+0xc7/0x100 [ 87.550991][ C0] ? snapshot_read.cold+0x21/0x21 [ 87.550992][ C0] ? clocksource_watchdog.part.0+0x4d0/0x540 [ 87.550994][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 87.550996][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 87.550998][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 87.550999][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 87.551001][ C0] call_timer_fn+0x160/0x4d0 [ 87.551003][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 87.551004][ C0] ? debug_object_active_state+0x430/0x430 [ 87.551007][ C0] ? find_held_lock+0x2b/0x80 [ 87.551009][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 87.551011][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.551013][ C0] __run_timers+0x68f/0xaa0 [ 87.551015][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 87.551017][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 87.551018][ C0] ? __lock_acquire+0x518/0xc20 [ 87.551021][ C0] ? __rwlock_init+0x150/0x150 [ 87.551023][ C0] run_timer_softirq+0xf0/0x160 [ 87.551025][ C0] ? __run_timers+0xaa0/0xaa0 [ 87.551027][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 87.551036][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.551038][ C0] handle_softirqs+0x1d3/0x900 [ 87.551039][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 87.551041][ C0] ? _local_bh_enable+0xc0/0xc0 [ 87.551043][ C0] __irq_exit_rcu+0x145/0x1c0 [ 87.551044][ C0] irq_exit_rcu+0xe/0x30 [ 87.551046][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 87.551047][ C0] [ 87.551048][ C0] [ 87.551049][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 87.551050][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 87.551052][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 87.551055][ 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 [ 87.551057][ C0] RSP: 0018:ffffffffbcc07cf8 EFLAGS: 00000296 [ 87.551059][ C0] RAX: 00000000000f51ad RBX: ffffffffbcc1c600 RCX: ffffffffb93103a7 [ 87.551060][ C0] RDX: ffffffffbcc1c600 RSI: ffffffffbc4f7bca RDI: ffffffffbbe913e0 [ 87.551061][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 87.551062][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7980fa2 [ 87.551063][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 87.551064][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 87.551067][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 87.551068][ C0] default_idle+0x9/0x10 [ 87.551070][ C0] default_idle_call+0x6e/0xb0 [ 87.551072][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 87.551073][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 87.551075][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 87.551077][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.551079][ C0] do_idle+0xd8/0x190 [ 87.551080][ C0] cpu_startup_entry+0x53/0x70 [ 87.551082][ C0] rest_init+0x279/0x280 [ 87.551083][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 87.551086][ C0] ? rest_init+0x280/0x280 [ 87.551087][ C0] ? acpi_hw_write_port+0x5c/0xe0 [ 87.551090][ C0] ? acpi_enable+0x112/0x330 [ 87.551092][ C0] start_kernel+0x3af/0x3b0 [ 87.551094][ C0] x86_64_start_reservations+0x24/0x30 [ 87.551096][ C0] x86_64_start_kernel+0x12b/0x130 [ 87.551098][ C0] common_startup_64+0x13e/0x148 [ 87.551101][ C0] [ 87.551105][ C0] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 87.551106][ C0] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 0, name: swapper/0 [ 87.551108][ C0] preempt_count: 103, expected: 0 [ 87.551109][ C0] RCU nest depth: 0, expected: 0 [ 87.551110][ C0] INFO: lockdep is turned off. [ 87.551110][ C0] irq event stamp: 1003965 [ 87.551111][ C0] hardirqs last enabled at (1003964): [] __down_trylock_console_sem+0x86/0xa0 [ 87.551113][ C0] hardirqs last disabled at (1003965): [] console_emit_next_record+0x3f8/0x4f0 [ 87.551115][ C0] softirqs last enabled at (1003944): [] handle_softirqs+0x67c/0x900 [ 87.551116][ C0] softirqs last disabled at (1003951): [] __irq_exit_rcu+0x145/0x1c0 [ 87.551118][ C0] Preemption disabled at: [ 87.551118][ C0] [] schedule_preempt_disabled+0x22/0x30 [ 87.551121][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 87.551124][ C0] Tainted: [W]=WARN [ 87.551124][ C0] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 87.551125][ C0] Call Trace: [ 87.551125][ C0] [ 87.551126][ C0] dump_stack_lvl+0x6f/0xa0 [ 87.551128][ C0] ? schedule_preempt_disabled+0x22/0x30 [ 87.551130][ C0] __might_resched.cold+0x1fe/0x2c1 [ 87.551133][ C0] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 87.551135][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.551138][ C0] __kmalloc_noprof+0x443/0x760 [ 87.551139][ C0] ? __rwlock_init+0x150/0x150 [ 87.551141][ C0] ? alloc_buf.isra.0+0x4b/0x260 [ 87.551143][ C0] ? do_raw_spin_unlock+0x59/0x250 [ 87.551145][ C0] alloc_buf.isra.0+0x4b/0x260 [ 87.551147][ C0] put_chars+0x1e1/0x2f0 [ 87.551149][ C0] ? __send_to_port+0x420/0x420 [ 87.551152][ C0] hvc_console_print+0x292/0x780 [ 87.551154][ C0] ? mark_usage+0x42/0x170 [ 87.551156][ C0] ? __lock_acquire+0x388/0xc20 [ 87.551158][ C0] ? hvc_write+0x3a0/0x3a0 [ 87.551159][ C0] ? lock_acquire.part.0+0xd4/0x280 [ 87.551161][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.551163][ C0] ? lock_acquire+0x13c/0x160 [ 87.551164][ C0] console_emit_next_record+0x252/0x4f0 [ 87.551166][ C0] ? devkmsg_read+0x4e0/0x4e0 [ 87.551169][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.551170][ C0] ? lock_acquire+0x13c/0x160 [ 87.551172][ C0] console_flush_one_record+0x46f/0x710 [ 87.551174][ C0] ? console_emit_next_record+0x4f0/0x4f0 [ 87.551176][ C0] ? __lock_acquire+0x518/0xc20 [ 87.551178][ C0] console_unlock+0xee/0x1f0 [ 87.551180][ C0] ? console_flush_one_record+0x710/0x710 [ 87.551181][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.551183][ C0] ? lock_acquire+0xa0/0x160 [ 87.551185][ C0] ? __down_trylock_console_sem+0x5e/0xa0 [ 87.551186][ C0] ? vprintk_emit+0x320/0x3e0 [ 87.551188][ C0] vprintk_emit+0x37c/0x3e0 [ 87.551190][ C0] ? wake_up_klogd_work_func+0x90/0x90 [ 87.551193][ C0] ? clocksource_watchdog.part.0+0x4d0/0x540 [ 87.551194][ C0] _printk+0xc7/0x100 [ 87.551196][ C0] ? snapshot_read.cold+0x21/0x21 [ 87.551198][ C0] ? clocksource_watchdog.part.0+0x4d0/0x540 [ 87.551199][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 87.551201][ C0] clocksource_watchdog.part.0.cold+0x105/0x1dd [ 87.551203][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 87.551204][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 87.551206][ C0] call_timer_fn+0x160/0x4d0 [ 87.551208][ C0] ? detach_if_pending+0x1d0/0x1d0 [ 87.551209][ C0] ? debug_object_active_state+0x430/0x430 [ 87.551211][ C0] ? find_held_lock+0x2b/0x80 [ 87.551212][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 87.551214][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.551216][ C0] __run_timers+0x68f/0xaa0 [ 87.551217][ C0] ? clocksource_watchdog.part.0+0x540/0x540 [ 87.551219][ C0] ? __bpf_trace_itimer_expire+0x10/0x10 [ 87.551221][ C0] ? __lock_acquire+0x518/0xc20 [ 87.551224][ C0] ? __rwlock_init+0x150/0x150 [ 87.551226][ C0] run_timer_softirq+0xf0/0x160 [ 87.551228][ C0] ? __run_timers+0xaa0/0xaa0 [ 87.551229][ C0] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 87.551231][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.551232][ C0] handle_softirqs+0x1d3/0x900 [ 87.551236][ C0] ? __lock_release.isra.0+0x69/0x1a0 [ 87.551238][ C0] ? _local_bh_enable+0xc0/0xc0 [ 87.551240][ C0] __irq_exit_rcu+0x145/0x1c0 [ 87.551241][ C0] irq_exit_rcu+0xe/0x30 [ 87.551242][ C0] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 87.551244][ C0] [ 87.551245][ C0] [ 87.551245][ C0] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 87.551247][ C0] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 87.551248][ C0] RIP: 0010:pv_native_safe_halt+0xf/0x10 [ 87.551250][ 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 [ 87.551251][ C0] RSP: 0018:ffffffffbcc07cf8 EFLAGS: 00000296 [ 87.551252][ C0] RAX: 00000000000f51ad RBX: ffffffffbcc1c600 RCX: ffffffffb93103a7 [ 87.551253][ C0] RDX: ffffffffbcc1c600 RSI: ffffffffbc4f7bca RDI: ffffffffbbe913e0 [ 87.551254][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 87.551255][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7980fa2 [ 87.551255][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 87.551257][ C0] ? cpuidle_idle_call.constprop.0+0x237/0x410 [ 87.551259][ C0] ? lockdep_hardirqs_on+0x91/0x130 [ 87.551261][ C0] default_idle+0x9/0x10 [ 87.551262][ C0] default_idle_call+0x6e/0xb0 [ 87.551264][ C0] cpuidle_idle_call.constprop.0+0x237/0x410 [ 87.551265][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 87.551267][ C0] ? mark_tsc_async_resets+0x30/0x30 [ 87.551268][ C0] ? rcu_is_watching+0x16/0xd0 [ 87.551270][ C0] do_idle+0xd8/0x190 [ 87.551271][ C0] cpu_startup_entry+0x53/0x70 [ 87.551273][ C0] rest_init+0x279/0x280 [ 87.551274][ C0] ? __cpuidle_text_end+0x3b/0x3b [ 87.551276][ C0] ? rest_init+0x280/0x280 [ 87.551277][ C0] ? acpi_hw_write_port+0x5c/0xe0 [ 87.551280][ C0] ? acpi_enable+0x112/0x330 [ 87.551281][ C0] start_kernel+0x3af/0x3b0 [ 87.551283][ C0] x86_64_start_reservations+0x24/0x30 [ 87.551285][ C0] x86_64_start_kernel+0x12b/0x130 [ 87.551287][ C0] common_startup_64+0x13e/0x148 [ 87.551290][ C0]