====================================== | [ 9.415688][ C0] | [ 9.415689][ C0] | [ 9.415689][ C0] stack backtrace: | [ 9.415695][ C0] Tainted: [W]=WARN [ 9.415696][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.415698][ C0] Call Trace: [ 9.415699][ C0] [ 9.415700][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.415704][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 9.415707][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 9.415710][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 9.415712][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 9.415714][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 9.415716][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 9.415718][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 9.415719][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415722][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.415724][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 9.415725][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 9.415726][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 9.415728][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.415729][ 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)) [ 9.415731][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415732][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.415734][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.415736][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.415737][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.415740][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.415741][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.415742][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415743][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.415745][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.415748][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.415749][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 9.415751][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.415753][ 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)) [ 9.415755][ C0] _printk (kernel/printk/printk.c:2504) [ 9.415757][ C0] ? snapshot_read.cold (user.c:?) [ 9.415758][ 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)) [ 9.415760][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.415763][ 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)) [ 9.415764][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 9.415766][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 9.415768][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 9.415769][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 9.415770][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 9.415773][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.415775][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.415777][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415779][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 9.415780][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 9.415782][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 9.415783][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.415786][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.415789][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 9.415790][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 9.415791][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.415794][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415796][ C0] handle_softirqs (kernel/softirq.c:645) [ 9.415798][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.415799][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 9.415802][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 9.415803][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 9.415805][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 9.415806][ C0] [ 9.415807][ C0] [ 9.415807][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 9.415809][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 9.415811][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 9.415813][ C0] Code: 48 8b 3d 94 d2 f8 01 e8 1f 00 00 00 48 2b 05 58 d3 99 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 c6 16 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 94 d2 f8 01 mov 0x1f8d294(%rip),%rdi # 0x1f8d29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 d3 99 00 sub 0x99d358(%rip),%rax # 0x99d36b 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 13 c6 16 00 verw 0x16c613(%rip) # 0x16c63b 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 [ 9.415815][ C0] RSP: 0018:ffffffff8d407cf8 EFLAGS: 00000296 [ 9.415817][ C0] RAX: 000000000003cc9f RBX: ffffffff8d41c600 RCX: ffffffff8a4ed307 [ 9.415819][ C0] RDX: ffffffff8d41c600 RSI: ffffffff8d229f93 RDI: ffffffff8cc8d8e0 [ 9.415819][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 9.415820][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1a80fa2 [ 9.415821][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 9.415823][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 9.415825][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 9.415826][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 9.415828][ C0] default_idle_call (kernel/sched/idle.c:122) [ 9.415829][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 9.415831][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 9.415833][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 9.415836][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415837][ C0] do_idle (kernel/sched/idle.c:355) [ 9.415839][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 9.415840][ C0] rest_init (init/main.c:727) [ 9.415842][ C0] ? __cpuidle_text_end (??:?) [ 9.415845][ C0] ? rest_init (init/main.c:727) [ 9.415846][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 9.415849][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 9.415851][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 9.415854][ C0] start_kernel (init/main.c:1185) [ 9.415855][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 9.415857][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 9.415858][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 9.415877][ C0] softirqs last disabled at (248993): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.415879][ C0] Preemption disabled at: | [ 9.415879][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 9.415884][ C0] Tainted: [W]=WARN [ 9.415885][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.415885][ C0] Call Trace: [ 9.415886][ C0] [ 9.415886][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.415888][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 9.415890][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 9.415893][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.415895][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415896][ 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)) [ 9.415898][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.415900][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.415902][ 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) [ 9.415904][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.415906][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 9.415908][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.415910][ C0] ? mark_lock (kernel/locking/lockdep.c:4769) [ 9.415912][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.415915][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.415917][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415918][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415920][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.415922][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.415923][ 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)) [ 9.415924][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415925][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.415927][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.415929][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.415930][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.415933][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.415934][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.415935][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415936][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.415938][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.415940][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.415942][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 9.415943][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.415945][ 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)) [ 9.415947][ C0] _printk (kernel/printk/printk.c:2504) [ 9.415949][ C0] ? snapshot_read.cold (user.c:?) [ 9.415951][ 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)) [ 9.415952][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.415955][ 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)) [ 9.415956][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 9.415958][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 9.415960][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 9.415962][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 9.415963][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 9.415964][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 9.415966][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.415968][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415969][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 9.415970][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 9.415973][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 9.415974][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.415977][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.415979][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 9.415981][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 9.415982][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 9.415983][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.415985][ C0] handle_softirqs (kernel/softirq.c:645) [ 9.415987][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.415988][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 9.415991][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 9.415992][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 9.415994][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 9.415995][ C0] [ 9.415996][ C0] [ 9.415996][ C0] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 9.415998][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 9.415999][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 9.416001][ C0] Code: 48 8b 3d 94 d2 f8 01 e8 1f 00 00 00 48 2b 05 58 d3 99 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 c6 16 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 94 d2 f8 01 mov 0x1f8d294(%rip),%rdi # 0x1f8d29b 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 58 d3 99 00 sub 0x99d358(%rip),%rax # 0x99d36b 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 13 c6 16 00 verw 0x16c613(%rip) # 0x16c63b 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 [ 9.416002][ C0] RSP: 0018:ffffffff8d407cf8 EFLAGS: 00000296 [ 9.416003][ C0] RAX: 000000000003cc9f RBX: ffffffff8d41c600 RCX: ffffffff8a4ed307 [ 9.416004][ C0] RDX: ffffffff8d41c600 RSI: ffffffff8d229f93 RDI: ffffffff8cc8d8e0 [ 9.416005][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 9.416005][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1a80fa2 [ 9.416006][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 9.416008][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 9.416010][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 9.416011][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 9.416013][ C0] default_idle_call (kernel/sched/idle.c:122) [ 9.416014][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 9.416016][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 9.416018][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 9.416019][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.416021][ C0] do_idle (kernel/sched/idle.c:355) [ 9.416023][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 9.416025][ C0] rest_init (init/main.c:727) [ 9.416026][ C0] ? __cpuidle_text_end (??:?) [ 9.416029][ C0] ? rest_init (init/main.c:727) [ 9.416030][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 9.416032][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 9.416033][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 9.416035][ C0] start_kernel (init/main.c:1185) [ 9.416037][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 9.416038][ 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