====================================== | [ 8.418851][ C0] | [ 8.418852][ C0] | [ 8.418852][ C0] stack backtrace: | [ 8.418858][ C0] Tainted: [W]=WARN [ 8.418858][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.418860][ C0] Call Trace: [ 8.418861][ C0] [ 8.418862][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.418865][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 8.418867][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 8.418869][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 8.418872][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 8.418874][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 8.418876][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 8.418878][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 8.418880][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 8.418882][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.418884][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.418886][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 8.418887][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 8.418888][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 8.418890][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.418891][ C0] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 8.418892][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.418893][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.418895][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.418897][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.418898][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.418901][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.418902][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.418903][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.418904][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.418906][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.418908][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.418909][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 8.418911][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.418913][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 8.418915][ C0] _printk (kernel/printk/printk.c:2504) [ 8.418916][ C0] ? snapshot_read.cold (user.c:?) [ 8.418918][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 8.418920][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.418922][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 8.418924][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 8.418925][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 8.418927][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 8.418929][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 8.418930][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 8.418933][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 8.418935][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.418937][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.418938][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 8.418939][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 8.418942][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 8.418943][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.418946][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.418948][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 8.418949][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 8.418951][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 8.418953][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.418954][ C0] handle_softirqs (kernel/softirq.c:645) [ 8.418956][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.418958][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 8.418960][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 8.418962][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 8.418963][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 8.418965][ C0] [ 8.418966][ C0] [ 8.418966][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 8.418968][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 8.418970][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 8.418972][ C0] Code: 48 8b 3d d4 31 10 02 e8 1f 00 00 00 48 2b 05 98 62 b2 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 53 35 29 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d d4 31 10 02 mov 0x21031d4(%rip),%rdi # 0x21031db 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 98 62 b2 00 sub 0xb26298(%rip),%rax # 0xb262ab 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 53 35 29 00 verw 0x293553(%rip) # 0x29357b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 8.418974][ C0] RSP: 0018:ffffffff90407cf8 EFLAGS: 00000296 [ 8.418976][ C0] RAX: 000000000003abd7 RBX: ffffffff9041c600 RCX: ffffffff8d2f4ce7 [ 8.418977][ C0] RDX: ffffffff9041c600 RSI: ffffffff90288c45 RDI: ffffffff8fc93160 [ 8.418978][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 8.418979][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2080fa2 [ 8.418980][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 8.418981][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 8.418984][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 8.418985][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 8.418986][ C0] default_idle_call (kernel/sched/idle.c:122) [ 8.418987][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 8.418989][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 8.418991][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 8.418993][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 8.418995][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.418996][ C0] do_idle (kernel/sched/idle.c:355) [ 8.418998][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 8.418999][ C0] rest_init (init/main.c:727) [ 8.419001][ C0] ? __cpuidle_text_end (??:?) [ 8.419003][ C0] ? rest_init (init/main.c:727) [ 8.419004][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 8.419007][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 8.419008][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 8.419011][ C0] start_kernel (init/main.c:1185) [ 8.419013][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 8.419014][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 8.419016][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 8.419033][ C0] softirqs last disabled at (240601): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 8.419034][ C0] Preemption disabled at: | [ 8.419035][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 8.419039][ C0] Tainted: [W]=WARN [ 8.419040][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.419041][ C0] Call Trace: [ 8.419041][ C0] [ 8.419042][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.419043][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 8.419044][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 8.419047][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.419049][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.419050][ C0] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 8.419052][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.419054][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.419056][ C0] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 8.419057][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.419059][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 8.419061][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.419063][ C0] ? mark_lock (kernel/locking/lockdep.c:4769) [ 8.419065][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.419068][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.419069][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.419070][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.419072][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.419074][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.419075][ C0] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 8.419076][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.419077][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.419079][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.419081][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.419082][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.419085][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.419086][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.419087][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.419088][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.419090][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.419092][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.419093][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 8.419095][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.419097][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 8.419099][ C0] _printk (kernel/printk/printk.c:2504) [ 8.419100][ C0] ? snapshot_read.cold (user.c:?) [ 8.419102][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 8.419104][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.419106][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 8.419107][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 8.419109][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 8.419111][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 8.419112][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 8.419113][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 8.419115][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 8.419117][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.419118][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.419120][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 8.419121][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 8.419123][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 8.419124][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.419127][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.419129][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 8.419131][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 8.419132][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 8.419133][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.419134][ C0] handle_softirqs (kernel/softirq.c:645) [ 8.419136][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.419138][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 8.419140][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 8.419142][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 8.419143][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 8.419145][ C0] [ 8.419145][ C0] [ 8.419146][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 8.419148][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 8.419149][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 8.419151][ C0] Code: 48 8b 3d d4 31 10 02 e8 1f 00 00 00 48 2b 05 98 62 b2 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 53 35 29 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d d4 31 10 02 mov 0x21031d4(%rip),%rdi # 0x21031db 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 98 62 b2 00 sub 0xb26298(%rip),%rax # 0xb262ab 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 53 35 29 00 verw 0x293553(%rip) # 0x29357b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 8.419152][ C0] RSP: 0018:ffffffff90407cf8 EFLAGS: 00000296 [ 8.419153][ C0] RAX: 000000000003abd7 RBX: ffffffff9041c600 RCX: ffffffff8d2f4ce7 [ 8.419154][ C0] RDX: ffffffff9041c600 RSI: ffffffff90288c45 RDI: ffffffff8fc93160 [ 8.419154][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 8.419155][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2080fa2 [ 8.419156][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 8.419157][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 8.419159][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 8.419161][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 8.419162][ C0] default_idle_call (kernel/sched/idle.c:122) [ 8.419163][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 8.419165][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 8.419167][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 8.419168][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 8.419169][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.419171][ C0] do_idle (kernel/sched/idle.c:355) [ 8.419172][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 8.419174][ C0] rest_init (init/main.c:727) [ 8.419175][ C0] ? __cpuidle_text_end (??:?) [ 8.419177][ C0] ? rest_init (init/main.c:727) [ 8.419179][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 8.419180][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 8.419181][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 8.419183][ C0] start_kernel (init/main.c:1185) [ 8.419185][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 8.419186][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) Finger prints: __irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable