======================================
| [   51.501363][    C0]
| [   51.501364][    C0]
| [   51.501364][    C0] stack backtrace:
| [   51.501370][    C0] Tainted: [W]=WARN
[   51.501370][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.501372][    C0] Call Trace:
[   51.501373][    C0]  <IRQ>
[   51.501375][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.501379][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   51.501382][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   51.501383][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   51.501386][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   51.501388][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   51.501390][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   51.501392][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.501394][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   51.501396][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501398][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.501400][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   51.501402][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   51.501404][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   51.501406][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.501408][    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))
[   51.501410][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501411][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.501413][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.501415][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.501417][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.501419][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.501421][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.501423][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501424][    C0]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   51.501426][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.501428][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.501429][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.501431][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.501432][    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))
[   51.501434][    C0]  _printk (kernel/printk/printk.c:2504)
[   51.501436][    C0]  ? snapshot_read.cold (user.c:?)
[   51.501438][    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))
[   51.501439][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.501442][    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))
[   51.501443][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   51.501445][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   51.501447][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   51.501449][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   51.501450][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   51.501453][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.501455][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.501457][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501458][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   51.501460][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   51.501462][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   51.501464][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.501467][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.501469][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   51.501471][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   51.501473][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.501476][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501477][    C0]  handle_softirqs (kernel/softirq.c:645)
[   51.501479][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.501481][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   51.501483][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   51.501485][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   51.501486][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   51.501488][    C0]  </IRQ>
[   51.501488][    C0]  <TASK>
[   51.501489][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   51.501491][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   51.501492][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   51.501495][    C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 <c3> 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 82 68 02 	mov    0x2688294(%rip),%rdi        # 0x268829b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 d3 a0 00 	sub    0xa0d358(%rip),%rax        # 0xa0d36b
  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 06 0e 00 	verw   0xe0613(%rip)        # 0xe063b
  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
[   51.501496][    C0] RSP: 0018:ffffffff9de07cf8 EFLAGS: 00000296
[   51.501498][    C0] RAX: 0000000000113afb RBX: ffffffff9de30600 RCX: ffffffff9a506247
[   51.501500][    C0] RDX: ffffffff9de30600 RSI: ffffffff9d711027 RDI: ffffffff9d0949e0
[   51.501501][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   51.501501][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3bc0fa2
[   51.501502][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   51.501504][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   51.501506][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   51.501507][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   51.501509][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   51.501511][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   51.501512][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   51.501514][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   51.501517][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501518][    C0]  do_idle (kernel/sched/idle.c:355)
[   51.501520][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   51.501521][    C0]  rest_init (init/main.c:727)
[   51.501523][    C0]  ? __cpuidle_text_end (??:?)
[   51.501525][    C0]  ? rest_init (init/main.c:727)
[   51.501527][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   51.501530][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   51.501532][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   51.501534][    C0]  start_kernel (init/main.c:1185)
[   51.501536][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   51.501537][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   51.501539][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   51.501558][    C0] softirqs last disabled at (1129213): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   51.501560][    C0] Preemption disabled at:
| [   51.501561][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   51.501566][    C0] Tainted: [W]=WARN
[   51.501566][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.501567][    C0] Call Trace:
[   51.501567][    C0]  <IRQ>
[   51.501568][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.501570][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   51.501572][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.501575][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.501578][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501579][    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))
[   51.501581][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.501582][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.501585][    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)
[   51.501586][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.501589][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   51.501590][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.501592][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   51.501594][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.501597][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.501599][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501600][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501602][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.501604][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.501606][    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))
[   51.501608][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501609][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.501611][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.501614][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.501615][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.501618][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.501619][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.501621][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501622][    C0]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   51.501624][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.501626][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.501627][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.501628][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.501630][    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))
[   51.501632][    C0]  _printk (kernel/printk/printk.c:2504)
[   51.501634][    C0]  ? snapshot_read.cold (user.c:?)
[   51.501635][    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))
[   51.501637][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.501639][    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))
[   51.501641][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   51.501642][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   51.501644][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   51.501646][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   51.501648][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   51.501649][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.501651][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.501653][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501654][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   51.501656][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   51.501658][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   51.501660][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.501663][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.501665][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   51.501667][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   51.501669][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.501670][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501671][    C0]  handle_softirqs (kernel/softirq.c:645)
[   51.501673][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.501675][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   51.501677][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   51.501679][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   51.501680][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   51.501682][    C0]  </IRQ>
[   51.501682][    C0]  <TASK>
[   51.501683][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   51.501684][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   51.501686][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   51.501687][    C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 <c3> 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 82 68 02 	mov    0x2688294(%rip),%rdi        # 0x268829b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 d3 a0 00 	sub    0xa0d358(%rip),%rax        # 0xa0d36b
  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 06 0e 00 	verw   0xe0613(%rip)        # 0xe063b
  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
[   51.501688][    C0] RSP: 0018:ffffffff9de07cf8 EFLAGS: 00000296
[   51.501689][    C0] RAX: 0000000000113afb RBX: ffffffff9de30600 RCX: ffffffff9a506247
[   51.501690][    C0] RDX: ffffffff9de30600 RSI: ffffffff9d711027 RDI: ffffffff9d0949e0
[   51.501691][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   51.501692][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3bc0fa2
[   51.501692][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   51.501694][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   51.501696][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   51.501697][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   51.501699][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   51.501700][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   51.501702][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   51.501704][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   51.501705][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.501706][    C0]  do_idle (kernel/sched/idle.c:355)
[   51.501708][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   51.501710][    C0]  rest_init (init/main.c:727)
[   51.501717][    C0]  ? __cpuidle_text_end (??:?)
[   51.501720][    C0]  ? rest_init (init/main.c:727)
[   51.501722][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   51.501724][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   51.501725][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   51.501727][    C0]  start_kernel (init/main.c:1185)
[   51.501728][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   51.501730][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars