======================================
| [   16.504437][    C0]
| [   16.504437][    C0]
| [   16.504437][    C0] stack backtrace:
| [   16.504445][    C0] Tainted: [W]=WARN
[   16.504447][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.504449][    C0] Call Trace:
[   16.504451][    C0]  <IRQ>
[   16.504452][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.504458][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   16.504462][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   16.504465][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   16.504469][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   16.504473][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   16.504475][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   16.504479][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.504482][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   16.504485][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504488][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.504492][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   16.504495][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   16.504497][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   16.504501][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.504503][    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))
[   16.504507][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504509][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.504512][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.504516][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.504518][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.504522][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.504525][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.504528][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504530][    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)
[   16.504533][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.504536][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.504539][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.504541][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.504545][    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))
[   16.504547][    C0]  _printk (kernel/printk/printk.c:2504)
[   16.504550][    C0]  ? snapshot_read.cold (user.c:?)
[   16.504553][    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))
[   16.504556][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.504560][    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))
[   16.504562][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   16.504565][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   16.504568][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   16.504571][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   16.504574][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   16.504577][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.504580][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.504583][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504586][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   16.504588][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   16.504592][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   16.504595][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.504599][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.504603][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   16.504606][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   16.504609][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.504613][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504615][    C0]  handle_softirqs (kernel/softirq.c:645)
[   16.504618][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.504621][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   16.504624][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   16.504627][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   16.504629][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   16.504632][    C0]  </IRQ>
[   16.504633][    C0]  <TASK>
[   16.504634][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   16.504637][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   16.504639][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   16.504642][    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
[   16.504644][    C0] RSP: 0018:ffffffff9c807cf8 EFLAGS: 00000296
[   16.504647][    C0] RAX: 0000000000067a0d RBX: ffffffff9c830600 RCX: ffffffff98f06247
[   16.504649][    C0] RDX: ffffffff9c830600 RSI: ffffffff9c111011 RDI: ffffffff9ba949e0
[   16.504650][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   16.504652][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3900fa2
[   16.504653][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   16.504655][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   16.504659][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   16.504661][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   16.504663][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   16.504666][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   16.504668][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   16.504671][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   16.504675][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504677][    C0]  do_idle (kernel/sched/idle.c:355)
[   16.504680][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   16.504682][    C0]  rest_init (init/main.c:727)
[   16.504685][    C0]  ? __cpuidle_text_end (??:?)
[   16.504688][    C0]  ? rest_init (init/main.c:727)
[   16.504691][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   16.504695][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   16.504697][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   16.504700][    C0]  start_kernel (init/main.c:1185)
[   16.504703][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   16.504706][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   16.504708][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   16.504734][    C0] softirqs last disabled at (424463): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   16.504737][    C0] Preemption disabled at:
| [   16.504737][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   16.504745][    C0] Tainted: [W]=WARN
[   16.504746][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.504747][    C0] Call Trace:
[   16.504748][    C0]  <IRQ>
[   16.504749][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.504752][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   16.504755][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.504759][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.504762][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504764][    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))
[   16.504767][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.504769][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.504777][    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)
[   16.504780][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.504784][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   16.504787][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.504789][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   16.504793][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.504798][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.504801][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504803][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504806][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.504810][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.504812][    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))
[   16.504816][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504818][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.504821][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.504825][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.504827][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.504831][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.504835][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.504837][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504839][    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)
[   16.504843][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.504845][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.504848][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.504850][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.504854][    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))
[   16.504856][    C0]  _printk (kernel/printk/printk.c:2504)
[   16.504859][    C0]  ? snapshot_read.cold (user.c:?)
[   16.504862][    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))
[   16.504865][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.504869][    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))
[   16.504871][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   16.504874][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   16.504877][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   16.504880][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   16.504883][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   16.504885][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.504888][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.504891][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504894][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   16.504896][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   16.504900][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   16.504902][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.504907][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.504911][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   16.504914][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   16.504917][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.504919][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504921][    C0]  handle_softirqs (kernel/softirq.c:645)
[   16.504924][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.504927][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   16.504930][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   16.504933][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   16.504935][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   16.504938][    C0]  </IRQ>
[   16.504939][    C0]  <TASK>
[   16.504940][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   16.504943][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   16.504945][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   16.504948][    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
[   16.504949][    C0] RSP: 0018:ffffffff9c807cf8 EFLAGS: 00000296
[   16.504952][    C0] RAX: 0000000000067a0d RBX: ffffffff9c830600 RCX: ffffffff98f06247
[   16.504953][    C0] RDX: ffffffff9c830600 RSI: ffffffff9c111011 RDI: ffffffff9ba949e0
[   16.504955][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   16.504956][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3900fa2
[   16.504957][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   16.504960][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   16.504965][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   16.504967][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   16.504969][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   16.504972][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   16.504975][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   16.504978][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   16.504981][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.504984][    C0]  do_idle (kernel/sched/idle.c:355)
[   16.504987][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   16.504990][    C0]  rest_init (init/main.c:727)
[   16.504994][    C0]  ? __cpuidle_text_end (??:?)
[   16.504999][    C0]  ? rest_init (init/main.c:727)
[   16.505002][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   16.505006][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   16.505008][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   16.505012][    C0]  start_kernel (init/main.c:1185)
[   16.505015][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   16.505018][    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