======================================
| [   10.396583][    C0]
| [   10.396583][    C0]
| [   10.396583][    C0] stack backtrace:
| [   10.396590][    C0] Tainted: [W]=WARN
[   10.396591][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.396592][    C0] Call Trace:
[   10.396594][    C0]  <IRQ>
[   10.396595][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.396599][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   10.396601][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   10.396603][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   10.396606][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   10.396608][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   10.396610][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   10.396612][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.396614][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   10.396616][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396619][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.396621][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   10.396623][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   10.396624][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   10.396626][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.396628][    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))
[   10.396630][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396632][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.396634][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.396636][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.396638][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.396640][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.396642][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.396644][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396645][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.396647][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.396649][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.396651][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.396653][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.396655][    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))
[   10.396657][    C0]  _printk (kernel/printk/printk.c:2504)
[   10.396658][    C0]  ? snapshot_read.cold (user.c:?)
[   10.396660][    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))
[   10.396662][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.396664][    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))
[   10.396666][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   10.396667][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   10.396669][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   10.396671][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   10.396672][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   10.396676][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.396677][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.396679][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396681][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   10.396683][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   10.396685][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   10.396686][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.396695][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.396697][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   10.396699][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   10.396701][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.396703][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396705][    C0]  handle_softirqs (kernel/softirq.c:645)
[   10.396707][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.396709][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   10.396711][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   10.396712][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   10.396714][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   10.396715][    C0]  </IRQ>
[   10.396716][    C0]  <TASK>
[   10.396716][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   10.396718][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   10.396720][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   10.396722][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 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 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  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 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  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
[   10.396724][    C0] RSP: 0018:ffffffffb5407cf8 EFLAGS: 00000296
[   10.396726][    C0] RAX: 0000000000051bbd RBX: ffffffffb541c600 RCX: ffffffffb24f0307
[   10.396728][    C0] RDX: ffffffffb541c600 RSI: ffffffffb5238b1c RDI: ffffffffb4c8d8e0
[   10.396728][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   10.396729][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6a80fa2
[   10.396730][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   10.396732][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   10.396734][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.396735][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   10.396737][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   10.396739][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   10.396740][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   10.396742][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   10.396744][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396746][    C0]  do_idle (kernel/sched/idle.c:355)
[   10.396747][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   10.396749][    C0]  rest_init (init/main.c:727)
[   10.396751][    C0]  ? __cpuidle_text_end (??:?)
[   10.396753][    C0]  ? rest_init (init/main.c:727)
[   10.396755][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   10.396759][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   10.396761][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   10.396764][    C0]  start_kernel (init/main.c:1185)
[   10.396765][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   10.396767][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   10.396769][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   10.396788][    C0] softirqs last disabled at (334783): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.396789][    C0] Preemption disabled at:
| [   10.396790][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   10.396794][    C0] Tainted: [W]=WARN
[   10.396795][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.396795][    C0] Call Trace:
[   10.396796][    C0]  <IRQ>
[   10.396796][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.396798][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   10.396800][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.396802][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.396806][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396808][    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))
[   10.396809][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.396811][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.396813][    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)
[   10.396814][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.396816][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   10.396818][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.396820][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   10.396822][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.396824][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.396825][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396827][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396829][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.396831][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.396833][    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))
[   10.396835][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396837][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.396839][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.396841][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.396842][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.396845][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.396846][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.396848][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396850][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.396852][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.396853][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.396855][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.396857][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.396860][    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))
[   10.396861][    C0]  _printk (kernel/printk/printk.c:2504)
[   10.396863][    C0]  ? snapshot_read.cold (user.c:?)
[   10.396865][    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))
[   10.396866][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.396868][    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))
[   10.396870][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   10.396872][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   10.396873][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   10.396875][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   10.396877][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   10.396878][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.396880][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.396881][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396883][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   10.396885][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   10.396887][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   10.396889][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.396892][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.396894][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   10.396896][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   10.396897][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.396899][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396900][    C0]  handle_softirqs (kernel/softirq.c:645)
[   10.396902][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.396904][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   10.396906][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   10.396907][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   10.396908][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   10.396910][    C0]  </IRQ>
[   10.396910][    C0]  <TASK>
[   10.396911][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   10.396912][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   10.396914][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   10.396916][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 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 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  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 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  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
[   10.396917][    C0] RSP: 0018:ffffffffb5407cf8 EFLAGS: 00000296
[   10.396918][    C0] RAX: 0000000000051bbd RBX: ffffffffb541c600 RCX: ffffffffb24f0307
[   10.396919][    C0] RDX: ffffffffb541c600 RSI: ffffffffb5238b1c RDI: ffffffffb4c8d8e0
[   10.396919][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   10.396920][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6a80fa2
[   10.396921][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   10.396922][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   10.396924][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.396926][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   10.396927][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   10.396929][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   10.396930][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   10.396932][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   10.396934][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.396936][    C0]  do_idle (kernel/sched/idle.c:355)
[   10.396937][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   10.396939][    C0]  rest_init (init/main.c:727)
[   10.396940][    C0]  ? __cpuidle_text_end (??:?)
[   10.396943][    C0]  ? rest_init (init/main.c:727)
[   10.396945][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   10.396947][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   10.396949][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   10.396951][    C0]  start_kernel (init/main.c:1185)
[   10.396952][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   10.396954][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   10.396956][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   24.262891][  T624] softirqs last disabled at (0): 0x0
| [   24.262893][  T624] Preemption disabled at:
| [   24.262893][  T624] 0x0
| [   24.262902][  T624] Tainted: [W]=WARN
[   24.262903][  T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.262905][  T624] Call Trace:
[   24.262906][  T624]  <TASK>
[   24.262908][  T624]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.262913][  T624]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.262917][  T624]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.262921][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.262925][  T624]  __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))
[   24.262929][  T624]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.262931][  T624]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.262935][  T624]  ? 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)
[   24.262937][  T624]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.262939][  T624]  put_chars (drivers/char/virtio_console.c:1176)
[   24.262941][  T624]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.262943][  T624]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   24.262946][  T624]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.262949][  T624]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.262951][  T624]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.262953][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.262955][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.262957][  T624]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.262959][  T624]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.262961][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.262963][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.262964][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.262966][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.262968][  T624]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   24.262970][  T624]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.262972][  T624]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.262975][  T624]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.262976][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.262978][  T624]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.262980][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.262981][  T624]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.262983][  T624]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.262984][  T624]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   24.262986][  T624]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.262988][  T624]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.262990][  T624]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.262992][  T624]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.262994][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.262996][  T624]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.262998][  T624]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   24.263002][  T624]  _printk (kernel/printk/printk.c:2504)
[   24.263005][  T624]  ? snapshot_read.cold (user.c:?)
[   24.263008][  T624]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   24.263012][  T624] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   24.263025][  T624] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   24.263033][  T624] br_device_event (net/bridge/br.c:111) bridge
[   24.263042][  T624]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   24.263045][  T624]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   24.263048][  T624]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   24.263052][  T624]  notifier_call_chain (kernel/notifier.c:85)
[   24.263055][  T624]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   24.263058][  T624]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.263060][  T624]  ? netif_change_name (net/core/dev.c:1517)
[   24.263062][  T624]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   24.263064][  T624]  ? __kernel_text_address (kernel/extable.c:79)
[   24.263066][  T624]  ? write_profile (profile.c:?)
[   24.263068][  T624]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   24.263071][  T624]  netif_change_flags (net/core/dev.c:9882)
[   24.263074][  T624]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   24.263077][  T624]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.263078][  T624]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.263079][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263081][  T624]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   24.263085][  T624]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.263088][  T624]  ? kasan_save_stack (mm/kasan/common.c:57)
[   24.263089][  T624]  ? kasan_save_track (mm/kasan/common.c:78)
[   24.263090][  T624]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   24.263092][  T624]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   24.263093][  T624]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   24.263094][  T624]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.263096][  T624]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.263098][  T624]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.263099][  T624]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.263101][  T624]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   24.263103][  T624]  ? ___sys_sendmsg (net/socket.c:2767)
[   24.263105][  T624]  ? __sys_sendmsg (net/socket.c:2799)
[   24.263106][  T624]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.263108][  T624]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.263111][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263113][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.263114][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263116][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263118][  T624]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.263121][  T624]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   24.263122][  T624]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.263124][  T624]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.263125][  T624]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.263127][  T624]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   24.263129][  T624]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.263131][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263133][  T624]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.263134][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.263136][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263138][  T624]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   24.263141][  T624]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   24.263143][  T624]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.263144][  T624]  ? __kernel_text_address (kernel/extable.c:79)
[   24.263145][  T624]  ? write_profile (profile.c:?)
[   24.263147][  T624]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   24.263148][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263150][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263151][  T624]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   24.263155][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.263156][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263158][  T624]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.263159][  T624]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.263161][  T624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.263162][  T624]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   24.263164][  T624]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   24.263166][  T624]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.263167][  T624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.263169][  T624]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.263170][  T624]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.263172][  T624]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   24.263174][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263176][  T624]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.263178][  T624]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.263180][  T624]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.263181][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263183][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263185][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.263186][  T624]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.263188][  T624]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.263190][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263192][  T624]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.263194][  T624]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   24.263195][  T624]  ? copy_msghdr_from_user (net/socket.c:2650)
[   24.263197][  T624]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   24.263198][  T624]  ? move_addr_to_kernel (net/socket.c:258)
[   24.263200][  T624]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   24.263202][  T624]  ___sys_sendmsg (net/socket.c:2767)
[   24.263204][  T624]  ? copy_msghdr_from_user (net/socket.c:2619)
[   24.263209][  T624]  __sys_sendmsg (net/socket.c:2799)
[   24.263211][  T624]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   24.263214][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.263216][  T624]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.263217][  T624]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.263219][  T624]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.263221][  T624] RIP: 0033:0x7f51d0fd254e
[   24.263223][  T624] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.263224][  T624] RSP: 002b:00007ffe7d692ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.263228][  T624] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f51d0fd254e
[   24.263229][  T624] RDX: 0000000000000000 RSI: 00007ffe7d692f80 RDI: 0000000000000005
[   24.263230][  T624] RBP: 00007ffe7d692ee0 R08: 0000000000000000 R09: 0000000000000000
[   24.263231][  T624] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e726


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
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record